src_fm_fc_ms_ff
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BridgeSerializationUtils { public static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data) { List<OneOffWhiteListEntry> entries = data.getLeft(); Integer disableBlockHeight = data.getRight(); int serializationSize = entries.size() * 2 + 1; byte[][] serializedLockWhitelist = new byte[serializationSize][]; for (int i = 0; i < entries.size(); i++) { OneOffWhiteListEntry entry = entries.get(i); serializedLockWhitelist[2 * i] = RLP.encodeElement(entry.address().getHash160()); serializedLockWhitelist[2 * i + 1] = RLP.encodeBigInteger(BigInteger.valueOf(entry.maxTransferValue().longValue())); } serializedLockWhitelist[serializationSize - 1] = RLP.encodeBigInteger(BigInteger.valueOf(disableBlockHeight)); return RLP.encodeList(serializedLockWhitelist); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void serializeLockWhitelist() throws Exception { byte[][] addressesBytes = new byte[][]{ BtcECKey.fromPrivate(BigInteger.valueOf(100)).getPubKeyHash(), BtcECKey.fromPrivate(BigInteger.valueOf(200)).getPubKeyHash(), BtcECKey.fromPrivate(BigInteger.valueOf(300)).getPubKeyHash(), BtcECKey.fromPrivate(BigInteger.valueOf(400)).getPubKeyHash(), BtcECKey.fromPrivate(BigInteger.valueOf(500)).getPubKeyHash(), BtcECKey.fromPrivate(BigInteger.valueOf(600)).getPubKeyHash(), }; Coin maxToTransfer = Coin.CENT; LockWhitelist lockWhitelist = new LockWhitelist( Arrays.stream(addressesBytes) .map(bytes -> new Address(NetworkParameters.fromID(NetworkParameters.ID_REGTEST), bytes)) .collect(Collectors.toMap(Function.identity(), k -> new OneOffWhiteListEntry(k, maxToTransfer))), 0); byte[] result = BridgeSerializationUtils.serializeOneOffLockWhitelist(Pair.of( lockWhitelist.getAll(OneOffWhiteListEntry.class), lockWhitelist.getDisableBlockHeight() )); StringBuilder expectedBuilder = new StringBuilder(); expectedBuilder.append("f897"); Arrays.stream(addressesBytes).sorted(UnsignedBytes.lexicographicalComparator()).forEach(bytes -> { expectedBuilder.append("94"); expectedBuilder.append(ByteUtil.toHexString(bytes)); expectedBuilder.append("83"); expectedBuilder.append(ByteUtil.toHexString(BigInteger.valueOf(maxToTransfer.value).toByteArray())); }); expectedBuilder.append("80"); String expected = expectedBuilder.toString(); Assert.assertEquals(expected, ByteUtil.toHexString(result)); }
BridgeSerializationUtils { public static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters) { if (data == null || data.length == 0) { return null; } RLPList rlpList = (RLPList)RLP.decode2(data).get(0); int serializedAddressesSize = rlpList.size() - 1; if (serializedAddressesSize % 2 != 0) { throw new RuntimeException("deserializeLockWhitelist: expected an even number of addresses, but odd given"); } HashMap<Address, OneOffWhiteListEntry> entries = new HashMap<>(serializedAddressesSize / 2); for (int i = 0; i < serializedAddressesSize; i = i + 2) { byte[] hash160 = rlpList.get(i).getRLPData(); byte[] maxTransferValueData = rlpList.get(i + 1).getRLPData(); Address address = new Address(parameters, hash160); entries.put(address, new OneOffWhiteListEntry(address, Coin.valueOf(safeToBigInteger(maxTransferValueData).longValueExact()))); } int disableBlockHeight = safeToBigInteger(rlpList.get(serializedAddressesSize).getRLPData()).intValueExact(); return Pair.of(entries, disableBlockHeight); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void deserializeOneOffLockWhitelistAndDisableBlockHeight() throws Exception { byte[][] addressesBytes = Arrays.asList(100, 200, 300, 400).stream() .map(k -> BtcECKey.fromPrivate(BigInteger.valueOf(k))) .sorted(BtcECKey.PUBKEY_COMPARATOR) .map(k -> k.getPubKeyHash()) .toArray(byte[][]::new); byte[][] rlpBytes = new byte[9][0]; for (int k = 0; k < addressesBytes.length; k++) { rlpBytes[k * 2] = RLP.encodeElement(addressesBytes[k]); rlpBytes[k * 2 + 1] = RLP.encodeElement(Hex.decode("0186a0")); } rlpBytes[8] = RLP.encodeElement(Hex.decode("002a")); byte[] data = RLP.encodeList(rlpBytes); Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializedLockWhitelist = BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight( data, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertThat(deserializedLockWhitelist.getLeft().size(), is(addressesBytes.length)); Assert.assertThat(deserializedLockWhitelist.getLeft().keySet().stream().map(Address::getHash160).collect(Collectors.toList()), containsInAnyOrder(addressesBytes)); Set<Coin> deserializedCoins = deserializedLockWhitelist.getLeft().values().stream().map(entry -> ((OneOffWhiteListEntry)entry).maxTransferValue()).collect(Collectors.toSet()); Assert.assertThat(deserializedCoins, hasSize(1)); Assert.assertThat(deserializedCoins, hasItem(Coin.MILLICOIN)); Assert.assertThat(deserializedLockWhitelist.getRight(), is(42)); } @Test public void deserializeOneOffLockWhitelistAndDisableBlockHeight_null() throws Exception { Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializedLockWhitelist = BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight( null, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertNull(deserializedLockWhitelist); Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializedLockWhitelist2 = BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight( new byte[]{}, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertNull(deserializedLockWhitelist2); }
BridgeSerializationUtils { public static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue) { List<ReleaseRequestQueue.Entry> entries = queue.getEntriesWithoutHash(); byte[][] bytes = new byte[entries.size() * 2][]; int n = 0; for (ReleaseRequestQueue.Entry entry : entries) { bytes[n++] = RLP.encodeElement(entry.getDestination().getHash160()); bytes[n++] = RLP.encodeBigInteger(BigInteger.valueOf(entry.getAmount().getValue())); } return RLP.encodeList(bytes); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void serializeRequestQueue() throws Exception { List<ReleaseRequestQueue.Entry> sampleEntries = Arrays.asList( new ReleaseRequestQueue.Entry(mockAddressHash160("ccdd"), Coin.valueOf(10)), new ReleaseRequestQueue.Entry(mockAddressHash160("bb"), Coin.valueOf(50)), new ReleaseRequestQueue.Entry(mockAddressHash160("bb"), Coin.valueOf(20)), new ReleaseRequestQueue.Entry(mockAddressHash160("aa"), Coin.valueOf(30)) ); ReleaseRequestQueue sample = new ReleaseRequestQueue(sampleEntries); byte[] result = BridgeSerializationUtils.serializeReleaseRequestQueue(sample); String hexResult = ByteUtil.toHexString(result); StringBuilder expectedBuilder = new StringBuilder(); expectedBuilder.append("cd"); expectedBuilder.append("82ccdd"); expectedBuilder.append("0a"); expectedBuilder.append("81bb"); expectedBuilder.append("32"); expectedBuilder.append("81bb"); expectedBuilder.append("14"); expectedBuilder.append("81aa"); expectedBuilder.append("1e"); assertEquals(expectedBuilder.toString(), hexResult); }
BridgeSerializationUtils { public static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters) { return deserializeReleaseRequestQueue(data, networkParameters, false); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void deserializeRequestQueue_emptyOrNull() throws Exception { assertEquals(0, BridgeSerializationUtils.deserializeReleaseRequestQueue(null, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)).size()); assertEquals(0, BridgeSerializationUtils.deserializeReleaseRequestQueue(new byte[]{}, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)).size()); } @Test public void deserializeRequestQueue_nonEmpty() throws Exception { NetworkParameters params = NetworkParameters.fromID(NetworkParameters.ID_REGTEST); Address a1 = Address.fromBase58(params, "mynmcQfJnVjheAqh9XL6htnxPZnaDFbqkB"); Address a2 = Address.fromBase58(params, "mfrfxeo5L2f5NDURS6YTtCNfVw2t5HAfty"); Address a3 = Address.fromBase58(params, "myw7AMh5mpKHao6MArhn7EvkeASGsGJzrZ"); List<ReleaseRequestQueue.Entry> expectedEntries = Arrays.asList( new ReleaseRequestQueue.Entry(a1, Coin.valueOf(10)), new ReleaseRequestQueue.Entry(a2, Coin.valueOf(7)), new ReleaseRequestQueue.Entry(a3, Coin.valueOf(8)) ); byte[][] rlpItems = new byte[6][]; rlpItems[0] = RLP.encodeElement(a1.getHash160()); rlpItems[1] = RLP.encodeBigInteger(BigInteger.valueOf(10)); rlpItems[2] = RLP.encodeElement(a2.getHash160()); rlpItems[3] = RLP.encodeBigInteger(BigInteger.valueOf(7)); rlpItems[4] = RLP.encodeElement(a3.getHash160()); rlpItems[5] = RLP.encodeBigInteger(BigInteger.valueOf(8)); byte[] data = RLP.encodeList(rlpItems); ReleaseRequestQueue result = new ReleaseRequestQueue(BridgeSerializationUtils.deserializeReleaseRequestQueue(data, params)); List<ReleaseRequestQueue.Entry> entries = result.getEntries(); assertEquals(expectedEntries, entries); } @Test public void deserializeRequestQueue_nonEmptyOddSize() throws Exception { NetworkParameters params = NetworkParameters.fromID(NetworkParameters.ID_REGTEST); Address a1 = Address.fromBase58(params, "mynmcQfJnVjheAqh9XL6htnxPZnaDFbqkB"); Address a2 = Address.fromBase58(params, "mfrfxeo5L2f5NDURS6YTtCNfVw2t5HAfty"); Address a3 = Address.fromBase58(params, "myw7AMh5mpKHao6MArhn7EvkeASGsGJzrZ"); byte[][] rlpItems = new byte[7][]; rlpItems[0] = RLP.encodeElement(a1.getHash160()); rlpItems[1] = RLP.encodeBigInteger(BigInteger.valueOf(10)); rlpItems[2] = RLP.encodeElement(a2.getHash160()); rlpItems[3] = RLP.encodeBigInteger(BigInteger.valueOf(7)); rlpItems[4] = RLP.encodeElement(a3.getHash160()); rlpItems[5] = RLP.encodeBigInteger(BigInteger.valueOf(8)); rlpItems[6] = RLP.encodeBigInteger(BigInteger.valueOf(8)); byte[] data = RLP.encodeList(rlpItems); try { BridgeSerializationUtils.deserializeReleaseRequestQueue(data, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)); } catch (RuntimeException e) { return; } Assert.fail(); }
BridgeSerializationUtils { public static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set) { List<ReleaseTransactionSet.Entry> entries = set.getEntriesWithoutHash().stream().collect(Collectors.toList()); entries.sort(ReleaseTransactionSet.Entry.BTC_TX_COMPARATOR); byte[][] bytes = new byte[entries.size() * 2][]; int n = 0; for (ReleaseTransactionSet.Entry entry : entries) { bytes[n++] = RLP.encodeElement(entry.getTransaction().bitcoinSerialize()); bytes[n++] = RLP.encodeBigInteger(BigInteger.valueOf(entry.getRskBlockNumber())); } return RLP.encodeList(bytes); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void serializeTransactionSet() throws Exception { Set<ReleaseTransactionSet.Entry> sampleEntries = new HashSet<>(Arrays.asList( new ReleaseTransactionSet.Entry(mockBtcTransactionSerialize("ccdd"), 10L), new ReleaseTransactionSet.Entry(mockBtcTransactionSerialize("bb"), 20L), new ReleaseTransactionSet.Entry(mockBtcTransactionSerialize("ba"), 30L), new ReleaseTransactionSet.Entry(mockBtcTransactionSerialize("aa"), 40L) )); ReleaseTransactionSet sample = new ReleaseTransactionSet(sampleEntries); byte[] result = BridgeSerializationUtils.serializeReleaseTransactionSet(sample); String hexResult = ByteUtil.toHexString(result); StringBuilder expectedBuilder = new StringBuilder(); expectedBuilder.append("cd"); expectedBuilder.append("81aa"); expectedBuilder.append("28"); expectedBuilder.append("81ba"); expectedBuilder.append("1e"); expectedBuilder.append("81bb"); expectedBuilder.append("14"); expectedBuilder.append("82ccdd"); expectedBuilder.append("0a"); assertEquals(expectedBuilder.toString(), hexResult); }
BridgeSerializationUtils { public static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters) { return deserializeReleaseTransactionSet(data, networkParameters, false); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void deserializeTransactionSet_emptyOrNull() throws Exception { assertEquals(0, BridgeSerializationUtils.deserializeReleaseTransactionSet(null, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)).getEntries().size()); assertEquals(0, BridgeSerializationUtils.deserializeReleaseTransactionSet(new byte[]{}, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)).getEntries().size()); } @Test public void deserializeTransactionSet_nonEmptyOddSize() throws Exception { byte[] firstItem = RLP.encodeElement(Hex.decode("010203")); byte[] data = RLP.encodeList(firstItem); try { BridgeSerializationUtils.deserializeReleaseTransactionSet(data, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)); } catch (RuntimeException e) { return; } Assert.fail(); }
Value { public boolean isEmpty() { if (isNull()) { return true; } if (isBytes() && asBytes().length == 0) { return true; } if (isList() && asList().isEmpty()) { return true; } if (isString() && asString().equals("")) { return true; } return false; } Value(); Value(Object obj); static Value fromRlpEncoded(byte[] data); void init(byte[] rlp); Object asObj(); List<Object> asList(); int asInt(); long asLong(); BigInteger asBigInt(); String asString(); byte[] asBytes(); String getHex(); byte[] getData(); int[] asSlice(); Value get(int index); byte[] encode(); byte[] hash(); boolean isList(); boolean isString(); boolean isInt(); boolean isLong(); boolean isBigInt(); boolean isBytes(); boolean isReadableString(); boolean isHexString(); boolean isHashCode(); boolean isNull(); boolean isEmpty(); int length(); String toString(); }
@Test public void isEmpty_Array() { Value val = new Value(new String[0]); assertTrue(val.isEmpty()); } @Test public void isEmpty_Null() { Value val = new Value(null); assertTrue(val.isEmpty()); } @Test public void isEmpty_EmptyString() { Value val = new Value(""); assertTrue(val.isEmpty()); } @Test public void isEmpty_Bytes() { Value val = new Value(new byte[0]); assertTrue(val.isEmpty()); }
BridgeSerializationUtils { public static byte[] serializeInteger(Integer value) { return RLP.encodeBigInteger(BigInteger.valueOf(value)); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void serializeInteger() { Assert.assertEquals(BigInteger.valueOf(123), RLP.decodeBigInteger(BridgeSerializationUtils.serializeInteger(123), 0)); Assert.assertEquals(BigInteger.valueOf(1200), RLP.decodeBigInteger(BridgeSerializationUtils.serializeInteger(1200), 0)); }
BridgeSerializationUtils { public static Integer deserializeInteger(byte[] data) { return RLP.decodeBigInteger(data, 0).intValue(); } private BridgeSerializationUtils(); static byte[] serializeMap(SortedMap<Keccak256, BtcTransaction> map); static SortedMap<Keccak256, BtcTransaction> deserializeMap(byte[] data, NetworkParameters networkParameters, boolean noInputsTxs); static byte[] serializeUTXOList(List<UTXO> list); static List<UTXO> deserializeUTXOList(byte[] data); static byte[] serializeSet(SortedSet<Sha256Hash> set); static SortedSet<Sha256Hash> deserializeSet(byte[] data); static byte[] serializeMapOfHashesToLong(Map<Sha256Hash, Long> map); static Map<Sha256Hash, Long> deserializeMapOfHashesToLong(byte[] data); static byte[] serializeFederationOnlyBtcKeys(Federation federation); static Federation deserializeFederationOnlyBtcKeys(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederation(Federation federation); static Federation deserializeFederation(byte[] data, NetworkParameters networkParameters); static byte[] serializeFederationMember(FederationMember federationMember); static byte[] serializePendingFederationOnlyBtcKeys(PendingFederation pendingFederation); static PendingFederation deserializePendingFederationOnlyBtcKeys(byte[] data); static byte[] serializePendingFederation(PendingFederation pendingFederation); static PendingFederation deserializePendingFederation(byte[] data); static byte[] serializeElection(ABICallElection election); static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer); static byte[] serializeOneOffLockWhitelist(Pair<List<OneOffWhiteListEntry>, Integer> data); static byte[] serializeUnlimitedLockWhitelist(List<UnlimitedWhiteListEntry> entries); static Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> deserializeOneOffLockWhitelistAndDisableBlockHeight(byte[] data, NetworkParameters parameters); static Map<Address, UnlimitedWhiteListEntry> deserializeUnlimitedLockWhitelistEntries(byte[] data, NetworkParameters parameters); static byte[] serializeCoin(Coin coin); @Nullable static Coin deserializeCoin(byte[] data); static byte[] serializeReleaseRequestQueue(ReleaseRequestQueue queue); static byte[] serializeReleaseRequestQueueWithTxHash(ReleaseRequestQueue queue); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters); static List<ReleaseRequestQueue.Entry> deserializeReleaseRequestQueue(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeReleaseTransactionSet(ReleaseTransactionSet set); static byte[] serializeReleaseTransactionSetWithTxHash(ReleaseTransactionSet set); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters); static ReleaseTransactionSet deserializeReleaseTransactionSet(byte[] data, NetworkParameters networkParameters, boolean hasTxHash); static byte[] serializeInteger(Integer value); static Integer deserializeInteger(byte[] data); static byte[] serializeLong(long value); static Optional<Long> deserializeOptionalLong(byte[] data); static CoinbaseInformation deserializeCoinbaseInformation(byte[] data); static byte[] serializeCoinbaseInformation(CoinbaseInformation coinbaseInformation); }
@Test public void deserializeInteger() { Assert.assertEquals(123, BridgeSerializationUtils.deserializeInteger(RLP.encodeBigInteger(BigInteger.valueOf(123))).intValue()); Assert.assertEquals(1200, BridgeSerializationUtils.deserializeInteger(RLP.encodeBigInteger(BigInteger.valueOf(1200))).intValue()); }
LockWhitelist { public Integer getSize() { return whitelistedAddresses.size(); } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void getSize() { Assert.assertEquals(4, whitelist.getSize().intValue()); }
LockWhitelist { public List<Address> getAddresses() { return new ArrayList<>(whitelistedAddresses.keySet()); } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void getAddresses() { Assert.assertNotSame(whitelist.getAddresses(), addresses); Assert.assertThat(whitelist.getAddresses(), containsInAnyOrder(addresses.keySet().toArray())); }
LockWhitelist { public boolean isWhitelisted(Address address) { return whitelistedAddresses.containsKey(address); } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void isWhitelisted() { for (Address address : addresses.keySet()) { assertExistance(address, true); } Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3PLxDiwWqa5uH7fSbHCxS6VAjD9Y7Rwkj" ); assertExistance(randomAddress, false); }
LockWhitelist { public boolean put(Address address, LockWhitelistEntry entry) { if (whitelistedAddresses.containsKey(address)) { return false; } whitelistedAddresses.put(address, entry); return true; } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void addOneOff() { Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3WzdjG7S2GjDbY1pJYxsY1VSQDkm4KDcm" ); assertExistance(randomAddress, false); Assert.assertTrue(whitelist.put(randomAddress, new OneOffWhiteListEntry(randomAddress, Coin.CENT))); assertExistance(randomAddress, true); Assert.assertFalse(whitelist.put(randomAddress, new OneOffWhiteListEntry(randomAddress, Coin.CENT))); } @Test public void addUnlimited() { Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3WzdjG7S2GjDbY1pJYxsY1VSQDkm4KDcm" ); assertExistance(randomAddress, false); Assert.assertTrue(whitelist.put(randomAddress, new UnlimitedWhiteListEntry(randomAddress))); assertExistance(randomAddress, true); Assert.assertFalse(whitelist.put(randomAddress, new UnlimitedWhiteListEntry(randomAddress))); } @Test public void addOneOffAfterUnlimited() { Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3WzdjG7S2GjDbY1pJYxsY1VSQDkm4KDcm" ); assertExistance(randomAddress, false); Assert.assertTrue(whitelist.put(randomAddress, new UnlimitedWhiteListEntry(randomAddress))); assertExistance(randomAddress, true); Assert.assertFalse(whitelist.put(randomAddress, new OneOffWhiteListEntry(randomAddress, Coin.CENT))); }
LockWhitelist { public boolean remove(Address address) { return whitelistedAddresses.remove(address) != null; } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void remove() { Assert.assertTrue(whitelist.isWhitelisted(existingAddress)); Assert.assertTrue(whitelist.isWhitelisted(existingAddress.getHash160())); Assert.assertTrue(whitelist.remove(existingAddress)); Assert.assertFalse(whitelist.isWhitelisted(existingAddress)); Assert.assertFalse(whitelist.isWhitelisted(existingAddress.getHash160())); Assert.assertFalse(whitelist.remove(existingAddress)); }
LockWhitelist { public void consume(Address address) { LockWhitelistEntry entry = whitelistedAddresses.get(address); if (entry == null) { return; } entry.consume(); if (entry.isConsumed()) { this.remove(address); } } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void consume() { assertExistance(existingAddress, true); whitelist.consume(existingAddress); assertExistance(existingAddress, false); Assert.assertFalse(whitelist.remove(existingAddress)); } @Test public void cantLockOneOffAfterConsume() { Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3WzdjG7S2GjDbY1pJYxsY1VSQDkm4KDcm" ); OneOffWhiteListEntry entry = new OneOffWhiteListEntry(randomAddress, Coin.COIN); Assert.assertTrue(entry.canLock(Coin.COIN)); entry.consume(); Assert.assertFalse(entry.canLock(Coin.COIN)); } @Test public void canLockUnlimitedAfterConsume() { Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3WzdjG7S2GjDbY1pJYxsY1VSQDkm4KDcm" ); UnlimitedWhiteListEntry entry = new UnlimitedWhiteListEntry(randomAddress); Assert.assertTrue(entry.canLock(Coin.COIN)); entry.consume(); Assert.assertTrue(entry.canLock(Coin.COIN)); }
RLP { public static byte[] decodeIP4Bytes(byte[] data, int index) { int offset = 1; final byte[] result = new byte[4]; for (int i = 0; i < 4; i++) { result[i] = decodeOneByteItem(data, index + offset); if ((data[index + offset] & 0xFF) > OFFSET_SHORT_ITEM) { offset += 2; } else { offset += 1; } } return result; } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test1() throws UnknownHostException { String peersPacket = "F8 4E 11 F8 4B C5 36 81 " + "CC 0A 29 82 76 5F B8 40 D8 D6 0C 25 80 FA 79 5C " + "FC 03 13 EF DE BA 86 9D 21 94 E7 9E 7C B2 B5 22 " + "F7 82 FF A0 39 2C BB AB 8D 1B AC 30 12 08 B1 37 " + "E0 DE 49 98 33 4F 3B CF 73 FA 11 7E F2 13 F8 74 " + "17 08 9F EA F8 4C 21 B0"; byte[] payload = Hex.decode(peersPacket); byte[] ip = decodeIP4Bytes(payload, 5); assertEquals(InetAddress.getByAddress(ip).toString(), ("/54.204.10.41")); }
LockWhitelist { public <T extends LockWhitelistEntry> List<T> getAll(Class<T> type) { return whitelistedAddresses.values().stream() .filter(e -> e.getClass() == type) .map(type::cast) .collect(Collectors.toList()); } LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses); LockWhitelist(Map<Address, LockWhitelistEntry> whitelistedAddresses, int disableBlockHeight); boolean isWhitelisted(Address address); boolean isWhitelisted(byte[] address); boolean isWhitelistedFor(Address address, Coin amount, int height); Integer getSize(); List<Address> getAddresses(); List<T> getAll(Class<T> type); List<LockWhitelistEntry> getAll(); LockWhitelistEntry get(Address address); boolean put(Address address, LockWhitelistEntry entry); boolean remove(Address address); void consume(Address address); int getDisableBlockHeight(); void setDisableBlockHeight(int disableBlockHeight); boolean isDisableBlockSet(); }
@Test public void getAllByType() { Assert.assertArrayEquals( addresses.values().stream().filter(e -> e.getClass() == OneOffWhiteListEntry.class).map(e-> e.address()).sorted().toArray(), whitelist.getAll(OneOffWhiteListEntry.class).stream().map(e-> e.address()).toArray() ); Assert.assertArrayEquals( addresses.values().stream().filter(e -> e.getClass() == UnlimitedWhiteListEntry.class).map(e-> e.address()).sorted().toArray(), whitelist.getAll(UnlimitedWhiteListEntry.class).stream().map(e-> e.address()).toArray() ); } @Test public void getAll() { Assert.assertEquals(addresses.size(), whitelist.getAll().size()); }
CoinbaseInformation { public Sha256Hash getWitnessMerkleRoot() { return witnessMerkleRoot; } CoinbaseInformation(Sha256Hash witnessMerkleRoot); Sha256Hash getWitnessMerkleRoot(); }
@Test public void getWitnessMerkleRoot() { Sha256Hash secondHashTx = Sha256Hash.wrap(Hex.decode("e3d0840a0825fb7d880e5cb8306745352920a8c7e8a30fac882b275e26c6bb65")); Sha256Hash witnessRoot = MerkleTreeUtils.combineLeftRight(Sha256Hash.ZERO_HASH, secondHashTx); CoinbaseInformation instance = new CoinbaseInformation(witnessRoot); Sha256Hash expectedHash = new Sha256Hash(Hex.decode("613cb22535df8d9443fe94b66d807cd60312f982e305e25e825b00e6f429799f")); Assert.assertEquals(expectedHash, instance.getWitnessMerkleRoot()); }
BridgeStorageProvider { public Federation getNewFederation() { if (newFederation != null) { return newFederation; } Optional<Integer> storageVersion = getStorageVersion(NEW_FEDERATION_FORMAT_VERSION); newFederation = safeGetFromRepository(NEW_FEDERATION_KEY, data -> data == null ? null : deserializeFederationAccordingToVersion(data, storageVersion) ); return newFederation; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getNewFederation_initialVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); Federation newFederation = buildMockFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("newFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("newFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); NetworkParameters networkParameters = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); Assert.assertEquals(networkParameters, config.getNetworkConstants().getBridgeConstants().getBtcParams()); return newFederation; }); Assert.assertEquals(newFederation, storageProvider.getNewFederation()); Assert.assertEquals(newFederation, storageProvider.getNewFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getNewFederation_initialVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("newFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertTrue(storageCalls.size() == 2 || storageCalls.size() == 3); Assert.assertEquals(DataWord.fromString("newFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getNewFederation()); Assert.assertEquals(null, storageProvider.getNewFederation()); Assert.assertEquals(3, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class)); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class)); } @Test public void getNewFederation_multiKeyVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); Federation newFederation = buildMockFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("newFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("newFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); NetworkParameters networkParameters = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); Assert.assertEquals(networkParameters, config.getNetworkConstants().getBridgeConstants().getBtcParams()); return newFederation; }); Assert.assertEquals(newFederation, storageProvider.getNewFederation()); Assert.assertEquals(newFederation, storageProvider.getNewFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getNewFederation_multiKeyVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("newFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertTrue(storageCalls.size() == 2 || storageCalls.size() == 3); Assert.assertEquals(DataWord.fromString("newFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getNewFederation()); Assert.assertEquals(null, storageProvider.getNewFederation()); Assert.assertEquals(3, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class)); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class)); }
BridgeStorageProvider { public Federation getOldFederation() { if (oldFederation != null || shouldSaveOldFederation) { return oldFederation; } Optional<Integer> storageVersion = getStorageVersion(OLD_FEDERATION_FORMAT_VERSION); oldFederation = safeGetFromRepository(OLD_FEDERATION_KEY, data -> data == null ? null : deserializeFederationAccordingToVersion(data, storageVersion) ); return oldFederation; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getOldFederation_initialVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); Federation oldFederation = buildMockFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("oldFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("oldFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); NetworkParameters networkParameters = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); Assert.assertEquals(networkParameters, config.getNetworkConstants().getBridgeConstants().getBtcParams()); return oldFederation; }); Assert.assertEquals(oldFederation, storageProvider.getOldFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getOldFederation_initialVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("oldFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertTrue(storageCalls.size() == 2 || storageCalls.size() == 3); Assert.assertEquals(DataWord.fromString("oldFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getOldFederation()); Assert.assertEquals(null, storageProvider.getOldFederation()); Assert.assertEquals(3, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class)); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class)); } @Test public void getOldFederation_multiKeyVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); Federation oldFederation = buildMockFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("oldFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("oldFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); NetworkParameters networkParameters = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); Assert.assertEquals(networkParameters, config.getNetworkConstants().getBridgeConstants().getBtcParams()); return oldFederation; }); Assert.assertEquals(oldFederation, storageProvider.getOldFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getOldFederation_multiKeyVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("oldFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertTrue(storageCalls.size() == 2 || storageCalls.size() == 3); Assert.assertEquals(DataWord.fromString("oldFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getOldFederation()); Assert.assertEquals(null, storageProvider.getOldFederation()); Assert.assertEquals(3, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederationOnlyBtcKeys(any(byte[].class), any(NetworkParameters.class)); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializeFederation(any(byte[].class), any(NetworkParameters.class)); }
RLP { public static int decodeInt(byte[] data, int index) { int value = 0; if ((data[index] & 0xFF) < OFFSET_SHORT_ITEM) { return data[index]; } else if ((data[index] & 0xFF) >= OFFSET_SHORT_ITEM && (data[index] & 0xFF) < OFFSET_LONG_ITEM) { byte length = (byte) (data[index] - OFFSET_SHORT_ITEM); byte pow = (byte) (length - 1); for (int i = 1; i <= length; ++i) { value += (data[index + i] & 0xFF) << (8 * pow); pow--; } } else { throw new RuntimeException("wrong decode attempt"); } return value; } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test2() throws UnknownHostException { String peersPacket = "F8 4E 11 F8 4B C5 36 81 " + "CC 0A 29 82 76 5F B8 40 D8 D6 0C 25 80 FA 79 5C " + "FC 03 13 EF DE BA 86 9D 21 94 E7 9E 7C B2 B5 22 " + "F7 82 FF A0 39 2C BB AB 8D 1B AC 30 12 08 B1 37 " + "E0 DE 49 98 33 4F 3B CF 73 FA 11 7E F2 13 F8 74 " + "17 08 9F EA F8 4C 21 B0"; byte[] payload = Hex.decode(peersPacket); int oneInt = decodeInt(payload, 11); assertEquals(oneInt, 30303); }
BridgeStorageProvider { public PendingFederation getPendingFederation() { if (pendingFederation != null || shouldSavePendingFederation) { return pendingFederation; } Optional<Integer> storageVersion = getStorageVersion(PENDING_FEDERATION_FORMAT_VERSION); pendingFederation = safeGetFromRepository(PENDING_FEDERATION_KEY, data -> data == null ? null : deserializePendingFederationAccordingToVersion(data, storageVersion) ); return pendingFederation; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getPendingFederation_initialVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); PendingFederation pendingFederation = buildMockPendingFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("pendingFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("pendingFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializePendingFederationOnlyBtcKeys(any(byte[].class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); return pendingFederation; }); Assert.assertEquals(pendingFederation, storageProvider.getPendingFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getPendingFederation_initialVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("pendingFederationFormatVersion"), address); return new byte[0]; } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("pendingFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getPendingFederation()); Assert.assertEquals(2, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializePendingFederation(any(byte[].class)); } @Test public void getPendingFederation_multiKeyVersion() throws IOException { List<Integer> storageCalls = new ArrayList<>(); List<Integer> deserializeCalls = new ArrayList<>(); PendingFederation pendingFederation = buildMockPendingFederation(100, 200, 300); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("pendingFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("pendingFederation"), address); return new byte[]{(byte) 0xaa}; } }); PowerMockito.when(BridgeSerializationUtils.deserializePendingFederation(any(byte[].class))).then((InvocationOnMock invocation) -> { deserializeCalls.add(0); byte[] data = invocation.getArgument(0); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); return pendingFederation; }); Assert.assertEquals(pendingFederation, storageProvider.getPendingFederation()); Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(1, deserializeCalls.size()); } @Test public void getPendingFederation_multiKeyVersion_nullBytes() throws IOException { List<Integer> storageCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { storageCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); if (storageCalls.size() == 1) { Assert.assertEquals(DataWord.fromString("pendingFederationFormatVersion"), address); return RLP.encodeBigInteger(BigInteger.valueOf(1234)); } else { Assert.assertEquals(2, storageCalls.size()); Assert.assertEquals(DataWord.fromString("pendingFederation"), address); return null; } }); Assert.assertEquals(null, storageProvider.getPendingFederation()); Assert.assertEquals(2, storageCalls.size()); PowerMockito.verifyStatic(never()); BridgeSerializationUtils.deserializePendingFederation(any(byte[].class)); }
BridgeStorageProvider { public ABICallElection getFederationElection(AddressBasedAuthorizer authorizer) { if (federationElection != null) { return federationElection; } federationElection = safeGetFromRepository(FEDERATION_ELECTION_KEY, data -> (data == null)? new ABICallElection(authorizer) : BridgeSerializationUtils.deserializeElection(data, authorizer)); return federationElection; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getFederationElection_nonNullBytes() throws IOException { List<Integer> calls = new ArrayList<>(); AddressBasedAuthorizer authorizerMock = mock(AddressBasedAuthorizer.class); ABICallElection electionMock = mock(ABICallElection.class); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { calls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("federationElection".getBytes(StandardCharsets.UTF_8)), address); return new byte[]{(byte)0xaa}; }); PowerMockito.when(BridgeSerializationUtils.deserializeElection(any(byte[].class), any(AddressBasedAuthorizer.class))).then((InvocationOnMock invocation) -> { calls.add(0); byte[] data = invocation.getArgument(0); AddressBasedAuthorizer authorizer = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); Assert.assertEquals(authorizerMock, authorizer); return electionMock; }); Assert.assertSame(electionMock, storageProvider.getFederationElection(authorizerMock)); Assert.assertEquals(2, calls.size()); } @Test public void getFederationElection_nullBytes() throws IOException { List<Integer> calls = new ArrayList<>(); AddressBasedAuthorizer authorizerMock = mock(AddressBasedAuthorizer.class); ABICallElection electionMock = mock(ABICallElection.class); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))).then((InvocationOnMock invocation) -> { calls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("federationElection".getBytes(StandardCharsets.UTF_8)), address); return null; }); PowerMockito.when(BridgeSerializationUtils.deserializeElection(any(byte[].class), any(AddressBasedAuthorizer.class))).then((InvocationOnMock invocation) -> { calls.add(0); return null; }); ABICallElection result = storageProvider.getFederationElection(authorizerMock); Assert.assertSame(authorizerMock, Whitebox.getInternalState(result, "authorizer")); Assert.assertEquals(0, result.getVotes().size()); Assert.assertEquals(1, calls.size()); }
BridgeStorageProvider { public void saveFederationElection() { if (federationElection == null) { return; } safeSaveToRepository(FEDERATION_ELECTION_KEY, federationElection, BridgeSerializationUtils::serializeElection); } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void saveFederationElection() throws IOException { ABICallElection electionMock = mock(ABICallElection.class); List<Integer> storageBytesCalls = new ArrayList<>(); List<Integer> serializeCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); PowerMockito.when(BridgeSerializationUtils.serializeElection(any(ABICallElection.class))).then((InvocationOnMock invocation) -> { ABICallElection election = invocation.getArgument(0); Assert.assertSame(electionMock, election); serializeCalls.add(0); return Hex.decode("aabb"); }); Mockito.doAnswer((InvocationOnMock invocation) -> { storageBytesCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); byte[] data = invocation.getArgument(2); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("federationElection".getBytes(StandardCharsets.UTF_8)), address); Assert.assertTrue(Arrays.equals(Hex.decode("aabb"), data)); return null; }).when(repositoryMock).addStorageBytes(any(RskAddress.class), any(DataWord.class), any(byte[].class)); storageProvider.saveFederationElection(); Assert.assertEquals(0, storageBytesCalls.size()); Assert.assertEquals(0, serializeCalls.size()); Whitebox.setInternalState(storageProvider, "federationElection", electionMock); storageProvider.saveFederationElection(); Assert.assertEquals(1, storageBytesCalls.size()); Assert.assertEquals(1, serializeCalls.size()); }
RLP { public static byte[] encodeByte(byte singleByte) { if ((singleByte & 0xFF) == 0) { return new byte[]{(byte) OFFSET_SHORT_ITEM}; } else if ((singleByte & 0xFF) <= 0x7F) { return new byte[]{singleByte}; } else { return new byte[]{(byte) (OFFSET_SHORT_ITEM + 1), singleByte}; } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test4() { byte[] expected = {(byte) 0x80}; byte[] data = encodeByte((byte) 0); assertArrayEquals(expected, data); byte[] expected2 = {(byte) 0x78}; data = encodeByte((byte) 120); assertArrayEquals(expected2, data); byte[] expected3 = {(byte) 0x7F}; data = encodeByte((byte) 127); assertArrayEquals(expected3, data); }
BridgeStorageProvider { public LockWhitelist getLockWhitelist() { if (lockWhitelist != null) { return lockWhitelist; } Pair<HashMap<Address, OneOffWhiteListEntry>, Integer> oneOffWhitelistAndDisableBlockHeightData = safeGetFromRepository(LOCK_ONE_OFF_WHITELIST_KEY, data -> BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight(data, networkParameters)); if (oneOffWhitelistAndDisableBlockHeightData == null) { lockWhitelist = new LockWhitelist(new HashMap<>()); return lockWhitelist; } Map<Address, LockWhitelistEntry> whitelistedAddresses = new HashMap<>(); whitelistedAddresses.putAll(oneOffWhitelistAndDisableBlockHeightData.getLeft()); if (activations.isActive(RSKIP87)) { whitelistedAddresses.putAll(safeGetFromRepository(LOCK_UNLIMITED_WHITELIST_KEY, data -> BridgeSerializationUtils.deserializeUnlimitedLockWhitelistEntries(data, networkParameters))); } lockWhitelist = new LockWhitelist(whitelistedAddresses, oneOffWhitelistAndDisableBlockHeightData.getRight()); return lockWhitelist; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getLockWhitelist_nonNullBytes() { List<Integer> calls = new ArrayList<>(); LockWhitelist whitelistMock = new LockWhitelist(new HashMap<>()); LockWhitelistEntry oneOffEntry = new OneOffWhiteListEntry(getBtcAddress("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"), Coin.COIN); LockWhitelistEntry unlimitedEntry = new UnlimitedWhiteListEntry(getBtcAddress("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb")); whitelistMock.put(oneOffEntry.address(), oneOffEntry); whitelistMock.put(unlimitedEntry.address(), unlimitedEntry); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsAllForks); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.valueOf("lockWhitelist".getBytes(StandardCharsets.UTF_8))))) .then((InvocationOnMock invocation) -> { calls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("lockWhitelist".getBytes(StandardCharsets.UTF_8)), address); return new byte[]{(byte)0xaa}; }); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.valueOf("unlimitedLockWhitelist".getBytes(StandardCharsets.UTF_8))))) .then((InvocationOnMock invocation) -> { calls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("unlimitedLockWhitelist".getBytes(StandardCharsets.UTF_8)), address); return new byte[]{(byte)0xbb}; }); PowerMockito .when(BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight(any(byte[].class), any(NetworkParameters.class))) .then((InvocationOnMock invocation) -> { calls.add(0); byte[] data = invocation.getArgument(0); NetworkParameters parameters = invocation.getArgument(1); Assert.assertEquals(NetworkParameters.fromID(NetworkParameters.ID_REGTEST), parameters); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa}, data)); HashMap<Address, LockWhitelistEntry> map = new HashMap<>(); map.put(oneOffEntry.address(), oneOffEntry); return Pair.of(map, 0); }); PowerMockito .when(BridgeSerializationUtils.deserializeUnlimitedLockWhitelistEntries(any(byte[].class), any(NetworkParameters.class))) .then((InvocationOnMock invocation) -> { calls.add(0); byte[] unlimitedData = invocation.getArgument(0); NetworkParameters parameters = invocation.getArgument(1); Assert.assertEquals(NetworkParameters.fromID(NetworkParameters.ID_REGTEST), parameters); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xbb}, unlimitedData)); HashMap<Address, LockWhitelistEntry> map = new HashMap<>(); map.put(unlimitedEntry.address(), unlimitedEntry); return map; }); Assert.assertEquals(whitelistMock.getAll(), storageProvider.getLockWhitelist().getAll()); Assert.assertEquals(4, calls.size()); } @Test public void getLockWhitelist_nullBytes() { List<Integer> calls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsAllForks); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))) .then((InvocationOnMock invocation) -> { calls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); Assert.assertTrue(Arrays.equals(new byte[]{(byte)0xaa, (byte)0xbb, (byte)0xcc, (byte)0xdd}, contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("lockWhitelist".getBytes(StandardCharsets.UTF_8)), address); return new byte[]{(byte)0xee}; }); PowerMockito .when(BridgeSerializationUtils.deserializeOneOffLockWhitelistAndDisableBlockHeight(any(byte[].class), any(NetworkParameters.class))) .then((InvocationOnMock invocation) -> { calls.add(0); return null; }); PowerMockito .when(BridgeSerializationUtils.deserializeUnlimitedLockWhitelistEntries(any(byte[].class), any(NetworkParameters.class))) .then((InvocationOnMock invocation) -> { calls.add(0); Assert.fail("As we don't have data for one-off, we shouldn't have called deserialize unlimited"); return null; }); LockWhitelist result = storageProvider.getLockWhitelist(); Assert.assertNotNull(result); Assert.assertEquals(0, result.getSize().intValue()); Assert.assertEquals(2, calls.size()); }
BridgeStorageProvider { public void saveLockWhitelist() { if (lockWhitelist == null) { return; } List<OneOffWhiteListEntry> oneOffEntries = lockWhitelist.getAll(OneOffWhiteListEntry.class); safeSaveToRepository(LOCK_ONE_OFF_WHITELIST_KEY, Pair.of(oneOffEntries, lockWhitelist.getDisableBlockHeight()), BridgeSerializationUtils::serializeOneOffLockWhitelist); if (activations.isActive(RSKIP87)) { List<UnlimitedWhiteListEntry> unlimitedEntries = lockWhitelist.getAll(UnlimitedWhiteListEntry.class); safeSaveToRepository(LOCK_UNLIMITED_WHITELIST_KEY, unlimitedEntries, BridgeSerializationUtils::serializeUnlimitedLockWhitelist); } } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void saveLockWhitelist() { LockWhitelist whitelistMock = mock(LockWhitelist.class); List<Integer> storageBytesCalls = new ArrayList<>(); List<Integer> serializeCalls = new ArrayList<>(); PowerMockito.mockStatic(BridgeSerializationUtils.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsAllForks); PowerMockito .when(BridgeSerializationUtils.serializeOneOffLockWhitelist(any(Pair.class))) .then((InvocationOnMock invocation) -> { Pair<List<OneOffWhiteListEntry>, Integer> data = invocation.getArgument(0); Assert.assertEquals(whitelistMock.getAll(OneOffWhiteListEntry.class), data.getLeft()); Assert.assertSame(whitelistMock.getDisableBlockHeight(), data.getRight()); serializeCalls.add(0); return Hex.decode("ccdd"); }); Mockito .doAnswer((InvocationOnMock invocation) -> { storageBytesCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); byte[] data = invocation.getArgument(2); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("lockWhitelist".getBytes(StandardCharsets.UTF_8)), address); Assert.assertTrue(Arrays.equals(Hex.decode("ccdd"), data)); return null; }) .when(repositoryMock).addStorageBytes(any(RskAddress.class), eq(DataWord.valueOf("lockWhitelist".getBytes(StandardCharsets.UTF_8))), any(byte[].class)); PowerMockito .when(BridgeSerializationUtils.serializeUnlimitedLockWhitelist(any(List.class))) .then((InvocationOnMock invocation) -> { List<UnlimitedWhiteListEntry> unlimitedWhiteListEntries = invocation.getArgument(0); Assert.assertEquals(whitelistMock.getAll(UnlimitedWhiteListEntry.class), unlimitedWhiteListEntries); serializeCalls.add(0); return Hex.decode("bbcc"); }); Mockito .doAnswer((InvocationOnMock invocation) -> { storageBytesCalls.add(0); RskAddress contractAddress = invocation.getArgument(0); DataWord address = invocation.getArgument(1); byte[] data = invocation.getArgument(2); Assert.assertTrue(Arrays.equals(Hex.decode("aabbccdd"), contractAddress.getBytes())); Assert.assertEquals(DataWord.valueOf("unlimitedLockWhitelist".getBytes(StandardCharsets.UTF_8)), address); Assert.assertTrue(Arrays.equals(Hex.decode("bbcc"), data)); return null; }) .when(repositoryMock).addStorageBytes(any(RskAddress.class), eq(DataWord.valueOf("unlimitedLockWhitelist".getBytes(StandardCharsets.UTF_8))), any(byte[].class)); storageProvider.saveLockWhitelist(); Assert.assertEquals(0, storageBytesCalls.size()); Assert.assertEquals(0, serializeCalls.size()); Whitebox.setInternalState(storageProvider, "lockWhitelist", whitelistMock); storageProvider.saveLockWhitelist(); Assert.assertEquals(2, storageBytesCalls.size()); Assert.assertEquals(2, serializeCalls.size()); }
BridgeStorageProvider { public ReleaseRequestQueue getReleaseRequestQueue() throws IOException { if (releaseRequestQueue != null) { return releaseRequestQueue; } List<ReleaseRequestQueue.Entry> entries = new ArrayList<>(); entries.addAll(getFromRepository( RELEASE_REQUEST_QUEUE, data -> BridgeSerializationUtils.deserializeReleaseRequestQueue(data, networkParameters) ) ); if (!activations.isActive(RSKIP146)) { releaseRequestQueue = new ReleaseRequestQueue(entries); return releaseRequestQueue; } entries.addAll(getFromRepository( RELEASE_REQUEST_QUEUE_WITH_TXHASH, data -> BridgeSerializationUtils.deserializeReleaseRequestQueue(data, networkParameters, true) ) ); releaseRequestQueue = new ReleaseRequestQueue(entries); return releaseRequestQueue; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getReleaseRequestQueue_before_rskip_146_activation() throws IOException { Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); List<ReleaseRequestQueue.Entry> oldEntriesList = new ArrayList<>(Collections.singletonList( new ReleaseRequestQueue.Entry( Address.fromBase58(BridgeRegTestConstants.getInstance().getBtcParams(), "mmWJhA74Pd6peL39V3AmtGHdGdJ4PyeXvL"), Coin.COIN))); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseRequestQueue")))) .then((InvocationOnMock invocation) -> BridgeSerializationUtils.serializeReleaseRequestQueue(new ReleaseRequestQueue(oldEntriesList))); ReleaseRequestQueue result = storageProvider.getReleaseRequestQueue(); verify(repositoryMock, never()).getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseRequestQueueWithTxHash"))); Assert.assertEquals(1, result.getEntries().size()); Assert.assertTrue(result.getEntries().containsAll(oldEntriesList)); } @Test public void getReleaseRequestQueue_after_rskip_146_activation() throws IOException { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); ReleaseRequestQueue.Entry oldEntry = new ReleaseRequestQueue.Entry( Address.fromBase58(BridgeRegTestConstants.getInstance().getBtcParams(), "mmWJhA74Pd6peL39V3AmtGHdGdJ4PyeXvL"), Coin.COIN); ReleaseRequestQueue.Entry newEntry = new ReleaseRequestQueue.Entry( Address.fromBase58(BridgeRegTestConstants.getInstance().getBtcParams(), "mseEsMLuzaEdGbyAv9c9VRL9qGcb49qnxB"), Coin.COIN, PegTestUtils.createHash3(0) ); Repository repositoryMock = mock(Repository.class); when(repositoryMock.getStorageBytes(any(),eq(DataWord.fromString("releaseRequestQueue")))). thenReturn(BridgeSerializationUtils.serializeReleaseRequestQueue(new ReleaseRequestQueue(new ArrayList<>(Arrays.asList(oldEntry))))); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activations); ReleaseRequestQueue releaseRequestQueue = storageProvider.getReleaseRequestQueue(); releaseRequestQueue.add(Address.fromBase58(BridgeRegTestConstants.getInstance().getBtcParams(), "mseEsMLuzaEdGbyAv9c9VRL9qGcb49qnxB"), Coin.COIN, PegTestUtils.createHash3(0)); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseRequestQueueWithTxHash")))) .then((InvocationOnMock invocation) -> BridgeSerializationUtils.serializeReleaseRequestQueueWithTxHash(new ReleaseRequestQueue(new ArrayList<>(Collections.singletonList(newEntry))))); ReleaseRequestQueue result = storageProvider.getReleaseRequestQueue(); Assert.assertEquals(2, result.getEntries().size()); Assert.assertEquals(result.getEntries().get(0), oldEntry); Assert.assertEquals(result.getEntries().get(1), newEntry); }
BridgeStorageProvider { public ReleaseTransactionSet getReleaseTransactionSet() throws IOException { if (releaseTransactionSet != null) { return releaseTransactionSet; } Set<ReleaseTransactionSet.Entry> entries = new HashSet<>(getFromRepository(RELEASE_TX_SET, data -> BridgeSerializationUtils.deserializeReleaseTransactionSet(data, networkParameters).getEntries())); if (!activations.isActive(RSKIP146)) { releaseTransactionSet = new ReleaseTransactionSet(entries); return releaseTransactionSet; } entries.addAll(getFromRepository( RELEASE_TX_SET_WITH_TXHASH, data -> BridgeSerializationUtils.deserializeReleaseTransactionSet(data, networkParameters, true).getEntries())); releaseTransactionSet = new ReleaseTransactionSet(entries); return releaseTransactionSet; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getReleaseTransactionSet_before_rskip_146_activation() throws IOException { Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); Set<ReleaseTransactionSet.Entry> oldEntriesSet = new HashSet<>(Collections.singletonList( new ReleaseTransactionSet.Entry(new BtcTransaction(config.getNetworkConstants().getBridgeConstants().getBtcParams()), 1L) )); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseTransactionSet")))) .then((InvocationOnMock invocation) -> BridgeSerializationUtils.serializeReleaseTransactionSet(new ReleaseTransactionSet(oldEntriesSet))); ReleaseTransactionSet result = storageProvider.getReleaseTransactionSet(); verify(repositoryMock, never()).getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseTransactionSetWithTxHash"))); Assert.assertEquals(1, result.getEntries().size()); Assert.assertTrue(result.getEntries().containsAll(oldEntriesSet)); } @Test public void getReleaseTransactionSet_after_rskip_146_activation() throws IOException { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); Set<ReleaseTransactionSet.Entry> oldEntriesSet = new HashSet<>(Collections.singletonList( new ReleaseTransactionSet.Entry(new BtcTransaction(config.getNetworkConstants().getBridgeConstants().getBtcParams()), 1L) )); Set<ReleaseTransactionSet.Entry> newEntriesSet = new HashSet<>(Collections.singletonList( new ReleaseTransactionSet.Entry(new BtcTransaction(config.getNetworkConstants().getBridgeConstants().getBtcParams()), 1L, PegTestUtils.createHash3(0) ))); Repository repositoryMock = mock(Repository.class); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseTransactionSet")))) .thenReturn(BridgeSerializationUtils.serializeReleaseTransactionSet(new ReleaseTransactionSet(oldEntriesSet))); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activations); ReleaseTransactionSet releaseTransactionSet = storageProvider.getReleaseTransactionSet(); releaseTransactionSet.add(new SimpleBtcTransaction(config.getNetworkConstants().getBridgeConstants().getBtcParams(), PegTestUtils.createHash(0)), 1L, PegTestUtils.createHash3(0)); when(repositoryMock.getStorageBytes(any(RskAddress.class), eq(DataWord.fromString("releaseTransactionSetWithTxHash")))) .then((InvocationOnMock invocation) -> BridgeSerializationUtils.serializeReleaseTransactionSetWithTxHash(new ReleaseTransactionSet(newEntriesSet))); ReleaseTransactionSet result = storageProvider.getReleaseTransactionSet(); Assert.assertEquals(2, result.getEntries().size()); }
BridgeStorageProvider { public ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer) { if (feePerKbElection != null) { return feePerKbElection; } feePerKbElection = safeGetFromRepository(FEE_PER_KB_ELECTION_KEY, data -> BridgeSerializationUtils.deserializeElection(data, authorizer)); return feePerKbElection; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getFeePerKbElection_emptyVotes() { AddressBasedAuthorizer authorizerMock = mock(AddressBasedAuthorizer.class); Repository repositoryMock = mock(Repository.class); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); HashMap<ABICallSpec, List<RskAddress>> electionVotes = new HashMap<>(); byte[] serializedElection = BridgeSerializationUtils.serializeElection( new ABICallElection(authorizerMock, electionVotes)); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))) .thenReturn(serializedElection); when(authorizerMock.getRequiredAuthorizedKeys()) .thenReturn(1); ABICallElection result = storageProvider.getFeePerKbElection(authorizerMock); assertThat(result.getVotes().isEmpty(), is(true)); assertThat(result.getWinner(), nullValue()); } @Test public void getFeePerKbElection_withVotes() { AddressBasedAuthorizer authorizerMock = mock(AddressBasedAuthorizer.class); Repository repositoryMock = mock(Repository.class); when(authorizerMock.getRequiredAuthorizedKeys()) .thenReturn(1); when(authorizerMock.isAuthorized(any(RskAddress.class))) .thenReturn(true); BridgeStorageProvider storageProvider = new BridgeStorageProvider(repositoryMock, mockAddress("aabbccdd"), config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork); byte[] electionFee = new byte[] {0x43, 0x19}; ABICallSpec expectedWinner = new ABICallSpec("setFeePerKb", new byte[][]{electionFee}); List<RskAddress> voters = new ArrayList<>(); voters.add(new RskAddress("0000000000000000000000000000000000001321")); voters.add(new RskAddress("0000000000000000000000000000000000004049")); HashMap<ABICallSpec, List<RskAddress>> electionVotes = new HashMap<>(); electionVotes.put(expectedWinner, voters); byte[] serializedElection = BridgeSerializationUtils.serializeElection( new ABICallElection(authorizerMock, electionVotes)); when(repositoryMock.getStorageBytes(any(RskAddress.class), any(DataWord.class))) .thenReturn(serializedElection); ABICallElection result = storageProvider.getFeePerKbElection(authorizerMock); assertThat(result.getVotes(), is(electionVotes)); assertThat(result.getWinner(), is(expectedWinner)); }
BridgeStorageProvider { public Coin getLockingCap() { if (activations.isActive(RSKIP134)) { if (this.lockingCap == null) { this.lockingCap = safeGetFromRepository(LOCKING_CAP_KEY, BridgeSerializationUtils::deserializeCoin); } return this.lockingCap; } return null; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getLockingCap_before_fork() { Repository repository = mock(Repository.class); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("lockingCap"))).thenReturn(new byte[] { 1 }); BridgeStorageProvider provider0 = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork ); assertNull(provider0.getLockingCap()); verify(repository, never()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("lockingCap")); } @Test public void getLockingCap_after_fork() { Repository repository = mock(Repository.class); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("lockingCap"))).thenReturn(new byte[] { 1 }); BridgeStorageProvider provider0 = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsAllForks ); assertEquals(Coin.SATOSHI, provider0.getLockingCap()); verify(repository, atLeastOnce()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("lockingCap")); }
RLP { public static byte[] encodeShort(short singleShort) { if ((singleShort & 0xFF) == singleShort) { return encodeByte((byte) singleShort); } else { return new byte[]{(byte) (OFFSET_SHORT_ITEM + 2), (byte) (singleShort >> 8 & 0xFF), (byte) (singleShort >> 0 & 0xFF)}; } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test5() { byte[] expected = {(byte) 0x80}; byte[] data = encodeShort((byte) 0); assertArrayEquals(expected, data); byte[] expected2 = {(byte) 0x78}; data = encodeShort((byte) 120); assertArrayEquals(expected2, data); byte[] expected3 = { (byte) 0x7F}; data = encodeShort((byte) 127); assertArrayEquals(expected3, data); byte[] expected4 = {(byte) 0x82, (byte) 0x76, (byte) 0x5F}; data = encodeShort((short) 30303); assertArrayEquals(expected4, data); byte[] expected5 = {(byte) 0x82, (byte) 0x4E, (byte) 0xEA}; data = encodeShort((short) 20202); assertArrayEquals(expected5, data); byte[] expected6 = {(byte) 0x82, (byte) 0x9D, (byte) 0x0A}; data = encodeShort((short) 40202); assertArrayEquals(expected6, data); }
BridgeStorageProvider { public Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash) throws IOException { Map<Sha256Hash, Long> processed = getBtcTxHashesAlreadyProcessed(); if (processed.containsKey(btcTxHash)) { return Optional.of(processed.get(btcTxHash)); } if (!activations.isActive(RSKIP134)) { return Optional.empty(); } if (btcTxHashesToSave == null) { btcTxHashesToSave = new HashMap<>(); } if (btcTxHashesToSave.containsKey(btcTxHash)) { return Optional.of(btcTxHashesToSave.get(btcTxHash)); } Optional<Long> height = getFromRepository(getStorageKeyForBtcTxHashAlreadyProcessed(btcTxHash), BridgeSerializationUtils::deserializeOptionalLong); if (!height.isPresent()) { return height; } btcTxHashesToSave.put(btcTxHash, height.get()); return height; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getHeightIfBtcTxhashIsAlreadyProcessed_before_RSKIP134_does_not_use_new_storage() throws IOException { Repository repository = mock(Repository.class); Sha256Hash hash = Sha256Hash.ZERO_HASH; HashMap<Sha256Hash, Long> hashes = new HashMap<>(); hashes.put(hash, 1L); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP"))) .thenReturn(BridgeSerializationUtils.serializeMapOfHashesToLong(hashes)); BridgeStorageProvider provider0 = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork ); Optional<Long> result = provider0.getHeightIfBtcTxhashIsAlreadyProcessed(hash); assertTrue(result.isPresent()); assertEquals(Long.valueOf(1), result.get()); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP")); verify(repository, never()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("btcTxHashAP-" + hash.toString())); } @Test public void getHeightIfBtcTxhashIsAlreadyProcessed_after_RSKIP134_uses_new_storage() throws IOException { Repository repository = mock(Repository.class); Sha256Hash hash1 = Sha256Hash.ZERO_HASH; Sha256Hash hash2 = Sha256Hash.wrap("0000000000000000000000000000000000000000000000000000000000000001"); HashMap<Sha256Hash, Long> hashes = new HashMap<>(); hashes.put(hash1, 1L); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP"))) .thenReturn(BridgeSerializationUtils.serializeMapOfHashesToLong(hashes)); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("btcTxHashAP-" + hash2.toString()))) .thenReturn(BridgeSerializationUtils.serializeLong(2L)); BridgeStorageProvider provider0 = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsAllForks ); Optional<Long> result = provider0.getHeightIfBtcTxhashIsAlreadyProcessed(hash1); assertTrue(result.isPresent()); assertEquals(Long.valueOf(1), result.get()); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP")); verify(repository, never()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("btcTxHashAP-" + hash2.toString())); result = provider0.getHeightIfBtcTxhashIsAlreadyProcessed(hash2); assertTrue(result.isPresent()); assertEquals(Long.valueOf(2), result.get()); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP")); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("btcTxHashAP-" + hash2.toString())); result = provider0.getHeightIfBtcTxhashIsAlreadyProcessed(hash2); assertTrue(result.isPresent()); assertEquals(Long.valueOf(2), result.get()); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP")); verify(repository, times(1)).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("btcTxHashAP-" + hash2.toString())); }
BridgeStorageProvider { public void saveHeightBtcTxHashAlreadyProcessed() { if (btcTxHashesToSave == null) { return; } btcTxHashesToSave.forEach((btcTxHash, height) -> safeSaveToRepository(getStorageKeyForBtcTxHashAlreadyProcessed(btcTxHash), height, BridgeSerializationUtils::serializeLong) ); } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void saveHeightBtcTxHashAlreadyProcessed() throws IOException { Repository repository = mock(Repository.class); Sha256Hash hash = Sha256Hash.ZERO_HASH; BridgeStorageProvider provider0 = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsAllForks ); provider0.setHeightBtcTxhashAlreadyProcessed(hash, 1L); provider0.saveHeightBtcTxHashAlreadyProcessed(); verify(repository, never()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromString("btcTxHashesAP")); Optional<Long> result = provider0.getHeightIfBtcTxhashIsAlreadyProcessed(hash); assertTrue(result.isPresent()); assertEquals(Long.valueOf(1), result.get()); }
BridgeStorageProvider { public CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash) { if (!activations.isActive(RSKIP143)) { return null; } if (coinbaseInformationMap == null) { coinbaseInformationMap = new HashMap<>(); } if (coinbaseInformationMap.containsKey(blockHash)) { return coinbaseInformationMap.get(blockHash); } CoinbaseInformation coinbaseInformation = safeGetFromRepository(getStorageKeyForCoinbaseInformation(blockHash), BridgeSerializationUtils::deserializeCoinbaseInformation); coinbaseInformationMap.put(blockHash, coinbaseInformation); return coinbaseInformation; } BridgeStorageProvider(Repository repository, RskAddress contractAddress, BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations); List<UTXO> getNewFederationBtcUTXOs(); void saveNewFederationBtcUTXOs(); List<UTXO> getOldFederationBtcUTXOs(); void saveOldFederationBtcUTXOs(); Optional<Long> getHeightIfBtcTxhashIsAlreadyProcessed(Sha256Hash btcTxHash); void setHeightBtcTxhashAlreadyProcessed(Sha256Hash btcTxHash, long height); void saveHeightBtcTxHashAlreadyProcessed(); void saveBtcTxHashesAlreadyProcessed(); ReleaseRequestQueue getReleaseRequestQueue(); void saveReleaseRequestQueue(); ReleaseTransactionSet getReleaseTransactionSet(); void saveReleaseTransactionSet(); SortedMap<Keccak256, BtcTransaction> getRskTxsWaitingForSignatures(); void saveRskTxsWaitingForSignatures(); Federation getNewFederation(); void setNewFederation(Federation federation); void saveNewFederation(); Federation getOldFederation(); void setOldFederation(Federation federation); void saveOldFederation(); PendingFederation getPendingFederation(); void setPendingFederation(PendingFederation federation); void savePendingFederation(); void saveFederationElection(); ABICallElection getFederationElection(AddressBasedAuthorizer authorizer); void saveLockWhitelist(); LockWhitelist getLockWhitelist(); Coin getFeePerKb(); void setFeePerKb(Coin feePerKb); void saveFeePerKb(); void saveFeePerKbElection(); ABICallElection getFeePerKbElection(AddressBasedAuthorizer authorizer); void saveLockingCap(); void setLockingCap(Coin lockingCap); Coin getLockingCap(); CoinbaseInformation getCoinbaseInformation(Sha256Hash blockHash); void setCoinbaseInformation(Sha256Hash blockHash, CoinbaseInformation data); void save(); }
@Test public void getCoinBaseInformation_before_RSKIP143() { Repository repository = mock(Repository.class); Sha256Hash hash = Sha256Hash.ZERO_HASH; BridgeStorageProvider provider = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsBeforeFork ); CoinbaseInformation result = provider.getCoinbaseInformation(hash); assertNull(result); verify(repository, never()).getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("coinbaseInformation-" + hash.toString())); } @Test public void getCoinBaseInformation_after_RSKIP143() { Repository repository = mock(Repository.class); Sha256Hash hash = Sha256Hash.ZERO_HASH; CoinbaseInformation coinbaseInformation = new CoinbaseInformation(Sha256Hash.ZERO_HASH); when(repository.getStorageBytes(PrecompiledContracts.BRIDGE_ADDR, DataWord.fromLongString("coinbaseInformation-" + hash.toString()))) .thenReturn(BridgeSerializationUtils.serializeCoinbaseInformation(coinbaseInformation)); BridgeStorageProvider provider = new BridgeStorageProvider( repository, PrecompiledContracts.BRIDGE_ADDR, config.getNetworkConstants().getBridgeConstants(), activationsAllForks ); CoinbaseInformation result = provider.getCoinbaseInformation(hash); assertEquals(coinbaseInformation.getWitnessMerkleRoot(),result.getWitnessMerkleRoot()); }
Federation { public List<FederationMember> getMembers() { return members; } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void membersImmutable() { boolean exception = false; try { federation.getMembers().add(new FederationMember(new BtcECKey(), new ECKey(), new ECKey())); } catch (Exception e) { exception = true; } Assert.assertTrue(exception); exception = false; try { federation.getMembers().remove(0); } catch (Exception e) { exception = true; } Assert.assertTrue(exception); }
Federation { @Override public boolean equals(Object other) { if (this == other) { return true; } if (other == null || this.getClass() != other.getClass()) { return false; } Federation otherFederation = (Federation) other; return this.getNumberOfSignaturesRequired() == otherFederation.getNumberOfSignaturesRequired() && this.getSize() == otherFederation.getSize() && this.getCreationTime().equals(otherFederation.getCreationTime()) && this.creationBlockNumber == otherFederation.creationBlockNumber && this.btcParams.equals(otherFederation.btcParams) && this.members.equals(otherFederation.members); } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void testEquals_basic() { Assert.assertTrue(federation.equals(federation)); Assert.assertFalse(federation.equals(null)); Assert.assertFalse(federation.equals(new Object())); Assert.assertFalse(federation.equals("something else")); } @Test public void testEquals_differentNumberOfMembers() { Federation otherFederation = new Federation( FederationTestUtils.getFederationMembersFromPks(100, 200, 300, 400, 500, 600, 700), ZonedDateTime.parse("2017-06-10T02:30:00Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertFalse(federation.equals(otherFederation)); } @Test public void testEquals_differentCreationTime() { Federation otherFederation = new Federation( FederationTestUtils.getFederationMembersFromPks(100, 200, 300, 400, 500, 600), ZonedDateTime.parse("2017-06-10T02:30:01Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertFalse(federation.equals(otherFederation)); } @Test public void testEquals_differentNetworkParameters() { Federation otherFederation = new Federation( FederationTestUtils.getFederationMembersFromPks(100, 200, 300, 400, 500, 600), ZonedDateTime.parse("2017-06-10T02:30:00Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_TESTNET) ); Assert.assertFalse(federation.equals(otherFederation)); } @Test public void testEquals_differentMembers() { List<FederationMember> members = FederationTestUtils.getFederationMembersFromPks(100, 200, 300, 400, 500); members.add(new FederationMember(BtcECKey.fromPrivate(BigInteger.valueOf(610)), ECKey.fromPrivate(BigInteger.valueOf(600)), ECKey.fromPrivate(BigInteger.valueOf(620)))); Federation otherFederation = new Federation( members, ZonedDateTime.parse("2017-06-10T02:30:00Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); members.remove(members.size()-1); members.add(new FederationMember(BtcECKey.fromPrivate(BigInteger.valueOf(600)), ECKey.fromPrivate(BigInteger.valueOf(610)), ECKey.fromPrivate(BigInteger.valueOf(620)))); Federation yetOtherFederation = new Federation( members, ZonedDateTime.parse("2017-06-10T02:30:00Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertFalse(otherFederation.equals(yetOtherFederation)); Assert.assertFalse(federation.equals(otherFederation)); Assert.assertFalse(federation.equals(yetOtherFederation)); } @Test public void testEquals_same() { Federation otherFederation = new Federation( FederationTestUtils.getFederationMembersFromPks(100, 200, 300, 400, 500, 600), ZonedDateTime.parse("2017-06-10T02:30:00Z").toInstant(), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); Assert.assertTrue(federation.equals(otherFederation)); }
RLP { public static byte[] encodeInt(int singleInt) { if ((singleInt & 0xFF) == singleInt) { return encodeByte((byte) singleInt); } else if ((singleInt & 0xFFFF) == singleInt) { return encodeShort((short) singleInt); } else if ((singleInt & 0xFFFFFF) == singleInt) { return new byte[]{(byte) (OFFSET_SHORT_ITEM + 3), (byte) (singleInt >>> 16), (byte) (singleInt >>> 8), (byte) singleInt}; } else { return new byte[]{(byte) (OFFSET_SHORT_ITEM + 4), (byte) (singleInt >>> 24), (byte) (singleInt >>> 16), (byte) (singleInt >>> 8), (byte) singleInt}; } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void testEncodeInt() { byte[] expected = {(byte) 0x80}; byte[] data = encodeInt(0); assertArrayEquals(expected, data); assertEquals(0, RLP.decodeInt(data, 0)); byte[] expected2 = {(byte) 0x78}; data = encodeInt(120); assertArrayEquals(expected2, data); assertEquals(120, RLP.decodeInt(data, 0)); byte[] expected3 = {(byte) 0x7F}; data = encodeInt(127); assertArrayEquals(expected3, data); assertEquals(127, RLP.decodeInt(data, 0)); assertEquals(256, RLP.decodeInt(RLP.encodeInt(256), 0)); assertEquals(255, RLP.decodeInt(RLP.encodeInt(255), 0)); assertEquals(127, RLP.decodeInt(RLP.encodeInt(127), 0)); assertEquals(128, RLP.decodeInt(RLP.encodeInt(128), 0)); data = RLP.encodeInt(1024); assertEquals(1024, RLP.decodeInt(data, 0)); byte[] expected4 = {(byte) 0x82, (byte) 0x76, (byte) 0x5F}; data = encodeInt(30303); assertArrayEquals(expected4, data); assertEquals(30303, RLP.decodeInt(data, 0)); byte[] expected5 = {(byte) 0x82, (byte) 0x4E, (byte) 0xEA}; data = encodeInt(20202); assertArrayEquals(expected5, data); assertEquals(20202, RLP.decodeInt(data, 0)); byte[] expected6 = {(byte) 0x83, 1, 0, 0}; data = encodeInt(65536); assertArrayEquals(expected6, data); assertEquals(65536, RLP.decodeInt(data, 0)); byte[] expected7 = {(byte) 0x84, (byte) 0x80, (byte) 0x00, (byte) 0x00, (byte) 0x00}; data = encodeInt(Integer.MIN_VALUE); assertArrayEquals(expected7, data); assertEquals(Integer.MIN_VALUE, RLP.decodeInt(data, 0)); byte[] expected8 = {(byte) 0x84, (byte) 0x7F, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF}; data = encodeInt(Integer.MAX_VALUE); assertArrayEquals(expected8, data); assertEquals(Integer.MAX_VALUE, RLP.decodeInt(data, 0)); byte[] expected9 = {(byte) 0x84, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF}; data = encodeInt(0xFFFFFFFF); assertArrayEquals(expected9, data); assertEquals(0xFFFFFFFF, RLP.decodeInt(data, 0)); } @Test public void testEncodeInt_7f(){ String result = ByteUtil.toHexString(encodeInt(0x7f)); String expected = "7f"; assertEquals(expected, result); } @Test public void testEncodeInt_80(){ String result = ByteUtil.toHexString(encodeInt(0x80)); String expected = "8180"; assertEquals(expected, result); }
Federation { public Integer getBtcPublicKeyIndex(BtcECKey key) { for (int i = 0; i < members.size(); i++) { if (Arrays.equals(key.getPubKey(), members.get(i).getBtcPublicKey().getPubKey())) { return i; } } return null; } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void getBtcPublicKeyIndex() { for (int i = 0; i < federation.getBtcPublicKeys().size(); i++) { Assert.assertEquals(i, federation.getBtcPublicKeyIndex(sortedPublicKeys.get(i)).intValue()); } Assert.assertNull(federation.getBtcPublicKeyIndex(BtcECKey.fromPrivate(BigInteger.valueOf(1234)))); }
Federation { public boolean hasBtcPublicKey(BtcECKey key) { return getBtcPublicKeyIndex(key) != null; } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void hasBtcPublicKey() { for (int i = 0; i < federation.getBtcPublicKeys().size(); i++) { Assert.assertTrue(federation.hasBtcPublicKey(sortedPublicKeys.get(i))); } Assert.assertFalse(federation.hasBtcPublicKey(BtcECKey.fromPrivate(BigInteger.valueOf(1234)))); }
Federation { public boolean hasMemberWithRskAddress(byte[] address) { return members.stream() .anyMatch(m -> Arrays.equals(m.getRskPublicKey().getAddress(), address)); } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void hasMemberWithRskAddress() { for (int i = 0; i < federation.getBtcPublicKeys().size(); i++) { Assert.assertTrue(federation.hasMemberWithRskAddress(rskAddresses.get(i))); } byte[] nonFederateRskAddress = ECKey.fromPrivate(BigInteger.valueOf(1234)).getAddress(); Assert.assertFalse(federation.hasMemberWithRskAddress(nonFederateRskAddress)); }
Federation { @Override public String toString() { return String.format("%d of %d signatures federation", getNumberOfSignaturesRequired(), members.size()); } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void testToString() { Assert.assertEquals("4 of 6 signatures federation", federation.toString()); }
Federation { public boolean isMember(FederationMember federationMember){ return this.members.contains(federationMember); } Federation(List<FederationMember> members, Instant creationTime, long creationBlockNumber, NetworkParameters btcParams); List<FederationMember> getMembers(); List<BtcECKey> getBtcPublicKeys(); int getNumberOfSignaturesRequired(); Instant getCreationTime(); NetworkParameters getBtcParams(); long getCreationBlockNumber(); Script getRedeemScript(); Script getP2SHScript(); Address getAddress(); int getSize(); Integer getBtcPublicKeyIndex(BtcECKey key); boolean hasBtcPublicKey(BtcECKey key); boolean hasMemberWithRskAddress(byte[] address); boolean isMember(FederationMember federationMember); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); }
@Test public void isMember(){ FederationMember federationMember = federation.getMembers().get(0); Assert.assertTrue(federation.isMember(federationMember)); byte[] b = new byte[20]; new Random().nextBytes(b); ECKey invalidRskKey = ECKey.fromPrivate(b); BtcECKey invalidBtcKey = BtcECKey.fromPrivate(b); FederationMember invalidRskPubKey = new FederationMember(federationMember.getBtcPublicKey(), invalidRskKey, federationMember.getMstPublicKey()); Assert.assertFalse(federation.isMember(invalidRskPubKey)); FederationMember invalidBtcPubKey = new FederationMember(invalidBtcKey, federationMember.getRskPublicKey(), federationMember.getMstPublicKey()); Assert.assertFalse(federation.isMember(invalidBtcPubKey)); FederationMember invalidMstPubKey = new FederationMember(federationMember.getBtcPublicKey(), federationMember.getRskPublicKey(), invalidRskKey); Assert.assertFalse(federation.isMember(invalidMstPubKey)); FederationMember invalidPubKeys = new FederationMember(invalidBtcKey, invalidRskKey, invalidRskKey); Assert.assertFalse(federation.isMember(invalidPubKeys)); }
RLP { public static byte[] encodeBigInteger(BigInteger srcBigInteger) { if (srcBigInteger.equals(BigInteger.ZERO)) { return encodeByte((byte) 0); } else { return encodeElement(asUnsignedByteArray(srcBigInteger)); } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test6() { byte[] expected = new byte[]{(byte) 0x80}; byte[] data = encodeBigInteger(BigInteger.ZERO); assertArrayEquals(expected, data); } @Test public void testEncodeBigInteger() { BigInteger test = new BigInteger("100102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f", 16); String expected = "a0100102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"; byte[] encoderesult = encode(test); assertEquals(expected, ByteUtil.toHexString(encoderesult)); byte[] decodeResult = decode2(encoderesult).get(0).getRLPData(); assertEquals(test, BigIntegers.fromUnsignedByteArray(decodeResult)); } @Test public void encodeBigIntegerEdge_1() { BigInteger integer = new BigInteger("80", 10); byte[] encodedData = encodeBigInteger(integer); System.out.println(ByteUtil.toHexString(encodedData)); }
BridgeUtils { public static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants) { for (int i = 0; i < tx.getInputs().size(); i++) { final int index = i; if (federations.stream().anyMatch(federation -> scriptCorrectlySpendsTx(tx, index, federation.getP2SHScript()))) { return false; } } Wallet federationsWallet = BridgeUtils.getFederationsNoSpendWallet(btcContext, federations); Coin valueSentToMe = tx.getValueSentToMe(federationsWallet); int valueSentToMeSignum = valueSentToMe.signum(); if (valueSentToMe.isLessThan(bridgeConstants.getMinimumLockTxValue())) { logger.warn("[btctx:{}]Someone sent to the federation less than {} satoshis", tx.getHash(), bridgeConstants.getMinimumLockTxValue()); } return (valueSentToMeSignum > 0 && !valueSentToMe.isLessThan(bridgeConstants.getMinimumLockTxValue())); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void testIsLock() { NetworkParameters params = RegTestParams.get(); Context btcContext = new Context(params); BridgeRegTestConstants bridgeConstants = BridgeRegTestConstants.getInstance(); Federation federation = bridgeConstants.getGenesisFederation(); Wallet wallet = new BridgeBtcWallet(btcContext, Collections.singletonList(federation)); Address federationAddress = federation.getAddress(); wallet.addWatchedAddress(federationAddress, federation.getCreationTime().toEpochMilli()); Coin minimumLockValue = bridgeConstants.getMinimumLockTxValue(); BtcTransaction tx = new BtcTransaction(params); tx.addOutput(minimumLockValue.subtract(Coin.CENT), federationAddress); tx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertFalse(BridgeUtils.isLockTx(tx, federation, btcContext, bridgeConstants)); BtcTransaction tx2 = new BtcTransaction(params); tx2.addOutput(Coin.COIN, federationAddress); TransactionInput txIn = new TransactionInput(params, tx2, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH)); tx2.addInput(txIn); signWithNecessaryKeys(bridgeConstants.getGenesisFederation(), BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS, txIn, tx2, bridgeConstants); assertFalse(BridgeUtils.isLockTx(tx2, federation, btcContext, bridgeConstants)); BtcTransaction tx3 = new BtcTransaction(params); tx3.addOutput(Coin.COIN, federationAddress); tx3.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx3, federation, btcContext, bridgeConstants)); BtcTransaction tx4 = new BtcTransaction(params); tx4.addOutput(Coin.FIFTY_COINS, federationAddress); tx4.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx4, federation, btcContext, bridgeConstants)); } @Test public void testIsLockForTwoFederations() { BridgeRegTestConstants bridgeConstants = BridgeRegTestConstants.getInstance(); NetworkParameters parameters = bridgeConstants.getBtcParams(); Context btcContext = new Context(parameters); List<BtcECKey> federation1Keys = Arrays.asList( BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02"))); federation1Keys.sort(BtcECKey.PUBKEY_COMPARATOR); Federation federation1 = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(federation1Keys), Instant.ofEpochMilli(1000L), 0L, parameters); List<BtcECKey> federation2Keys = Arrays.asList( BtcECKey.fromPrivate(Hex.decode("fb01")), BtcECKey.fromPrivate(Hex.decode("fb02")), BtcECKey.fromPrivate(Hex.decode("fb03"))); federation2Keys.sort(BtcECKey.PUBKEY_COMPARATOR); Federation federation2 = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(federation2Keys), Instant.ofEpochMilli(2000L), 0L, parameters); Address address1 = federation1.getAddress(); Address address2 = federation2.getAddress(); List<Federation> federations = Arrays.asList(federation1, federation2); List<Address> addresses = Arrays.asList(address1, address2); BtcTransaction tx = new BtcTransaction(parameters); tx.addOutput(Coin.CENT, address1); tx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertFalse(BridgeUtils.isLockTx(tx, federations, btcContext, bridgeConstants)); tx = new BtcTransaction(parameters); tx.addOutput(Coin.CENT, address2); tx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertFalse(BridgeUtils.isLockTx(tx, federations, btcContext, bridgeConstants)); tx = new BtcTransaction(parameters); tx.addOutput(Coin.CENT, address1); tx.addOutput(Coin.CENT, address2); tx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertFalse(BridgeUtils.isLockTx(tx, federations, btcContext, bridgeConstants)); BtcTransaction tx2 = new BtcTransaction(parameters); tx2.addOutput(Coin.COIN, address1); TransactionInput txIn = new TransactionInput(parameters, tx2, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); tx2.addInput(txIn); signWithNecessaryKeys(federation1, federation1Keys, txIn, tx2, bridgeConstants); assertFalse(BridgeUtils.isLockTx(tx2, federations, btcContext, bridgeConstants)); tx2 = new BtcTransaction(parameters); tx2.addOutput(Coin.COIN, address2); txIn = new TransactionInput(parameters, tx2, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); tx2.addInput(txIn); signWithNecessaryKeys(federation2, federation2Keys, txIn, tx2, bridgeConstants); assertFalse(BridgeUtils.isLockTx(tx2, federations, btcContext, bridgeConstants)); tx2 = new BtcTransaction(parameters); tx2.addOutput(Coin.COIN, address1); tx2.addOutput(Coin.COIN, address2); txIn = new TransactionInput(parameters, tx2, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); tx2.addInput(txIn); signWithNecessaryKeys(federation1, federation1Keys, txIn, tx2, bridgeConstants); assertFalse(BridgeUtils.isLockTx(tx2, federations, btcContext, bridgeConstants)); tx2 = new BtcTransaction(parameters); tx2.addOutput(Coin.COIN, address1); tx2.addOutput(Coin.COIN, address2); txIn = new TransactionInput(parameters, tx2, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); tx2.addInput(txIn); signWithNecessaryKeys(federation2, federation2Keys, txIn, tx2, bridgeConstants); assertFalse(BridgeUtils.isLockTx(tx2, federations, btcContext, bridgeConstants)); BtcTransaction tx3 = new BtcTransaction(parameters); tx3.addOutput(Coin.COIN, address1); tx3.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx3, federations, btcContext, bridgeConstants)); tx3 = new BtcTransaction(parameters); tx3.addOutput(Coin.COIN, address2); tx3.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx3, federations, btcContext, bridgeConstants)); tx3 = new BtcTransaction(parameters); tx3.addOutput(Coin.COIN, address1); tx3.addOutput(Coin.COIN, address2); tx3.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx3, federations, btcContext, bridgeConstants)); BtcTransaction tx4 = new BtcTransaction(parameters); tx4.addOutput(Coin.FIFTY_COINS, address1); tx4.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx4, federations, btcContext, bridgeConstants)); tx4 = new BtcTransaction(parameters); tx4.addOutput(Coin.FIFTY_COINS, address2); tx4.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx4, federations, btcContext, bridgeConstants)); tx4 = new BtcTransaction(parameters); tx4.addOutput(Coin.FIFTY_COINS, address1); tx4.addOutput(Coin.FIFTY_COINS, address2); tx4.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertTrue(BridgeUtils.isLockTx(tx4, federations, btcContext, bridgeConstants)); }
RLP { public static byte[] encodeString(String srcString) { return encodeElement(srcString.getBytes(StandardCharsets.UTF_8)); } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test7() { byte[] data = encodeString(""); assertArrayEquals(new byte[]{(byte) 0x80}, data); byte[] expected = {(byte) 0x90, (byte) 0x45, (byte) 0x74, (byte) 0x68, (byte) 0x65, (byte) 0x72, (byte) 0x65, (byte) 0x75, (byte) 0x6D, (byte) 0x4A, (byte) 0x20, (byte) 0x43, (byte) 0x6C, (byte) 0x69, (byte) 0x65, (byte) 0x6E, (byte) 0x74}; String test = "EthereumJ Client"; data = encodeString(test); assertArrayEquals(expected, data); String test2 = "Ethereum(++)/ZeroGox/v0.5.0/ncurses/Linux/g++"; byte[] expected2 = {(byte) 0xAD, (byte) 0x45, (byte) 0x74, (byte) 0x68, (byte) 0x65, (byte) 0x72, (byte) 0x65, (byte) 0x75, (byte) 0x6D, (byte) 0x28, (byte) 0x2B, (byte) 0x2B, (byte) 0x29, (byte) 0x2F, (byte) 0x5A, (byte) 0x65, (byte) 0x72, (byte) 0x6F, (byte) 0x47, (byte) 0x6F, (byte) 0x78, (byte) 0x2F, (byte) 0x76, (byte) 0x30, (byte) 0x2E, (byte) 0x35, (byte) 0x2E, (byte) 0x30, (byte) 0x2F, (byte) 0x6E, (byte) 0x63, (byte) 0x75, (byte) 0x72, (byte) 0x73, (byte) 0x65, (byte) 0x73, (byte) 0x2F, (byte) 0x4C, (byte) 0x69, (byte) 0x6E, (byte) 0x75, (byte) 0x78, (byte) 0x2F, (byte) 0x67, (byte) 0x2B, (byte) 0x2B}; data = encodeString(test2); assertArrayEquals(expected2, data); String test3 = "Ethereum(++)/ZeroGox/v0.5.0/ncurses/Linux/g++Ethereum(++)/ZeroGox/v0.5.0/ncurses/Linux/g++"; byte[] expected3 = {(byte) 0xB8, (byte) 0x5A, (byte) 0x45, (byte) 0x74, (byte) 0x68, (byte) 0x65, (byte) 0x72, (byte) 0x65, (byte) 0x75, (byte) 0x6D, (byte) 0x28, (byte) 0x2B, (byte) 0x2B, (byte) 0x29, (byte) 0x2F, (byte) 0x5A, (byte) 0x65, (byte) 0x72, (byte) 0x6F, (byte) 0x47, (byte) 0x6F, (byte) 0x78, (byte) 0x2F, (byte) 0x76, (byte) 0x30, (byte) 0x2E, (byte) 0x35, (byte) 0x2E, (byte) 0x30, (byte) 0x2F, (byte) 0x6E, (byte) 0x63, (byte) 0x75, (byte) 0x72, (byte) 0x73, (byte) 0x65, (byte) 0x73, (byte) 0x2F, (byte) 0x4C, (byte) 0x69, (byte) 0x6E, (byte) 0x75, (byte) 0x78, (byte) 0x2F, (byte) 0x67, (byte) 0x2B, (byte) 0x2B, (byte) 0x45, (byte) 0x74, (byte) 0x68, (byte) 0x65, (byte) 0x72, (byte) 0x65, (byte) 0x75, (byte) 0x6D, (byte) 0x28, (byte) 0x2B, (byte) 0x2B, (byte) 0x29, (byte) 0x2F, (byte) 0x5A, (byte) 0x65, (byte) 0x72, (byte) 0x6F, (byte) 0x47, (byte) 0x6F, (byte) 0x78, (byte) 0x2F, (byte) 0x76, (byte) 0x30, (byte) 0x2E, (byte) 0x35, (byte) 0x2E, (byte) 0x30, (byte) 0x2F, (byte) 0x6E, (byte) 0x63, (byte) 0x75, (byte) 0x72, (byte) 0x73, (byte) 0x65, (byte) 0x73, (byte) 0x2F, (byte) 0x4C, (byte) 0x69, (byte) 0x6E, (byte) 0x75, (byte) 0x78, (byte) 0x2F, (byte) 0x67, (byte) 0x2B, (byte) 0x2B}; data = encodeString(test3); assertArrayEquals(expected3, data); }
BridgeUtils { public static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations) { return txType == BtcLockSender.TxType.P2PKH || activations.isActive(ConsensusRule.RSKIP143); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void testTxIsProcessable() { ActivationConfig.ForBlock actForBlock = mock(ActivationConfig.ForBlock.class); when(actForBlock.isActive(ConsensusRule.RSKIP143)).thenReturn(false); assertTrue(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2PKH, actForBlock)); assertFalse(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHP2WPKH, actForBlock)); assertFalse(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHMULTISIG, actForBlock)); assertFalse(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHP2WSH, actForBlock)); when(actForBlock.isActive(ConsensusRule.RSKIP143)).thenReturn(true); assertTrue(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2PKH, actForBlock)); assertTrue(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHP2WPKH, actForBlock)); assertTrue(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHMULTISIG, actForBlock)); assertTrue(BridgeUtils.txIsProcessable(BtcLockSender.TxType.P2SHP2WSH, actForBlock)); }
BridgeUtils { public static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants) { if (retiringFederation == null) { return false; } boolean moveFromRetiring = isReleaseTx(btcTx, retiringFederation); boolean moveToActive = isLockTx(btcTx, activeFederation, btcContext, bridgeConstants); return moveFromRetiring && moveToActive; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void testIsMigrationTx() { BridgeRegTestConstants bridgeConstants = BridgeRegTestConstants.getInstance(); NetworkParameters parameters = bridgeConstants.getBtcParams(); Context btcContext = new Context(parameters); List<BtcECKey> activeFederationKeys = Stream.of( BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02")) ).sorted(BtcECKey.PUBKEY_COMPARATOR).collect(Collectors.toList()); Federation activeFederation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(activeFederationKeys), Instant.ofEpochMilli(2000L), 2L, parameters); List<BtcECKey> retiringFederationKeys = Stream.of( BtcECKey.fromPrivate(Hex.decode("fb01")), BtcECKey.fromPrivate(Hex.decode("fb02")), BtcECKey.fromPrivate(Hex.decode("fb03")) ).sorted(BtcECKey.PUBKEY_COMPARATOR).collect(Collectors.toList()); Federation retiringFederation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(retiringFederationKeys), Instant.ofEpochMilli(1000L), 1L, parameters); Address activeFederationAddress = activeFederation.getAddress(); BtcTransaction migrationTx = new BtcTransaction(parameters); migrationTx.addOutput(Coin.COIN, activeFederationAddress); TransactionInput migrationTxInput = new TransactionInput(parameters, migrationTx, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); migrationTx.addInput(migrationTxInput); signWithNecessaryKeys(retiringFederation, retiringFederationKeys, migrationTxInput, migrationTx, bridgeConstants); assertThat(BridgeUtils.isMigrationTx(migrationTx, activeFederation, retiringFederation, btcContext, bridgeConstants), is(true)); BtcTransaction toActiveFederationTx = new BtcTransaction(parameters); toActiveFederationTx.addOutput(Coin.COIN, activeFederationAddress); toActiveFederationTx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); assertThat(BridgeUtils.isMigrationTx(toActiveFederationTx, activeFederation, retiringFederation, btcContext, bridgeConstants), is(false)); Address randomAddress = Address.fromBase58( NetworkParameters.fromID(NetworkParameters.ID_REGTEST), "n3PLxDiwWqa5uH7fSbHCxS6VAjD9Y7Rwkj" ); BtcTransaction fromRetiringFederationTx = new BtcTransaction(parameters); fromRetiringFederationTx.addOutput(Coin.COIN, randomAddress); TransactionInput fromRetiringFederationTxInput = new TransactionInput(parameters, fromRetiringFederationTx, new byte[]{}, new TransactionOutPoint(parameters, 0, Sha256Hash.ZERO_HASH)); fromRetiringFederationTx.addInput(fromRetiringFederationTxInput); signWithNecessaryKeys(retiringFederation, retiringFederationKeys, fromRetiringFederationTxInput, fromRetiringFederationTx, bridgeConstants); assertThat(BridgeUtils.isMigrationTx(fromRetiringFederationTx, activeFederation, retiringFederation, btcContext, bridgeConstants), is(false)); assertThat(BridgeUtils.isMigrationTx(migrationTx, activeFederation, null, btcContext, bridgeConstants), is(false)); }
BridgeUtils { public static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters) { org.ethereum.crypto.ECKey key = tx.getKey(); byte[] pubKey = key.getPubKey(true); return BtcECKey.fromPublicOnly(pubKey).toAddress(networkParameters); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void getAddressFromEthTransaction() { org.ethereum.core.Transaction tx = new org.ethereum.core.Transaction(TO_ADDRESS, AMOUNT, NONCE, GAS_PRICE, GAS_LIMIT, DATA, constants.getChainId()); byte[] privKey = generatePrivKey(); tx.sign(privKey); Address expectedAddress = BtcECKey.fromPrivate(privKey).toAddress(RegTestParams.get()); Address result = BridgeUtils.recoverBtcAddressFromEthTransaction(tx, RegTestParams.get()); assertEquals(expectedAddress, result); } @Test(expected = Exception.class) public void getAddressFromEthNotSignTransaction() { org.ethereum.core.Transaction tx = new org.ethereum.core.Transaction(TO_ADDRESS, AMOUNT, NONCE, GAS_PRICE, GAS_LIMIT, DATA, constants.getChainId()); BridgeUtils.recoverBtcAddressFromEthTransaction(tx, RegTestParams.get()); }
BridgeUtils { public static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx) { Context.propagate(btcContext); for (TransactionInput input : btcTx.getInputs()) { Script scriptSig = input.getScriptSig(); List<ScriptChunk> chunks = scriptSig.getChunks(); for (int i = 1; i < chunks.size(); i++) { ScriptChunk chunk = chunks.get(i); if (!chunk.isOpCode() && chunk.data.length == 0) { return false; } } } return true; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void hasEnoughSignatures_two_signatures() { byte[] sign1 = new byte[]{0x79}; byte[] sign2 = new byte[]{0x78}; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, sign2), 1); Assert.assertTrue(BridgeUtils.hasEnoughSignatures(mock(Context.class), btcTx)); } @Test public void hasEnoughSignatures_one_signature() { byte[] sign1 = new byte[]{0x79}; byte[] MISSING_SIGNATURE = new byte[0]; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, MISSING_SIGNATURE), 1); Assert.assertFalse(BridgeUtils.hasEnoughSignatures(mock(Context.class), btcTx)); } @Test public void hasEnoughSignatures_no_signatures() { BtcTransaction btcTx = createReleaseTx(Collections.emptyList(), 1); Assert.assertFalse(BridgeUtils.hasEnoughSignatures(mock(Context.class), btcTx)); } @Test public void hasEnoughSignatures_several_inputs_all_signed() { byte[] sign1 = new byte[]{0x79}; byte[] sign2 = new byte[]{0x78}; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, sign2), 3); Assert.assertTrue(BridgeUtils.hasEnoughSignatures(mock(Context.class), btcTx)); } @Test public void hasEnoughSignatures_several_inputs_one_missing_signature() { byte[] sign1 = new byte[]{0x79}; byte[] MISSING_SIGNATURE = new byte[0]; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, MISSING_SIGNATURE), 3); Assert.assertFalse(BridgeUtils.hasEnoughSignatures(mock(Context.class), btcTx)); }
BridgeUtils { public static int countMissingSignatures(Context btcContext, BtcTransaction btcTx) { Context.propagate(btcContext); int unsigned = 0; TransactionInput input = btcTx.getInput(0); Script scriptSig = input.getScriptSig(); List<ScriptChunk> chunks = scriptSig.getChunks(); for (int i = 1; i < chunks.size() - 1; i++) { ScriptChunk chunk = chunks.get(i); if (!chunk.isOpCode() && chunk.data.length == 0) { unsigned++; } } return unsigned; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void countMissingSignatures_two_signatures() { byte[] sign1 = new byte[]{0x79}; byte[] sign2 = new byte[]{0x78}; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, sign2), 1); Assert.assertEquals(0, BridgeUtils.countMissingSignatures(mock(Context.class), btcTx)); } @Test public void countMissingSignatures_one_signature() { byte[] sign1 = new byte[]{0x79}; byte[] MISSING_SIGNATURE = new byte[0]; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, MISSING_SIGNATURE), 1); Assert.assertEquals(1, BridgeUtils.countMissingSignatures(mock(Context.class), btcTx)); } @Test public void countMissingSignatures_no_signatures() { BtcTransaction btcTx = createReleaseTx(Collections.emptyList(), 1); Assert.assertEquals(2, BridgeUtils.countMissingSignatures(mock(Context.class), btcTx)); } @Test public void countMissingSignatures_several_inputs_all_signed() { byte[] sign1 = new byte[]{0x79}; byte[] sign2 = new byte[]{0x78}; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, sign2), 3); Assert.assertEquals(0, BridgeUtils.countMissingSignatures(mock(Context.class), btcTx)); } @Test public void countMissingSignatures_several_inputs_one_missing_signature() { byte[] sign1 = new byte[]{0x79}; byte[] MISSING_SIGNATURE = new byte[0]; BtcTransaction btcTx = createReleaseTx(Arrays.asList(sign1, MISSING_SIGNATURE), 3); Assert.assertEquals(1, BridgeUtils.countMissingSignatures(mock(Context.class), btcTx)); }
RLP { public static byte[] encodeElement(@Nullable byte[] srcData) { if (srcData == null || srcData.length == 0) { return new byte[]{(byte) OFFSET_SHORT_ITEM}; } else if (isSingleZero(srcData)) { return srcData; } else if (srcData.length == 1 && (srcData[0] & 0xFF) < OFFSET_SHORT_ITEM) { return srcData; } else if (srcData.length < SIZE_THRESHOLD) { byte length = (byte) (OFFSET_SHORT_ITEM + srcData.length); byte[] data = Arrays.copyOf(srcData, srcData.length + 1); System.arraycopy(data, 0, data, 1, srcData.length); data[0] = length; return data; } else { int tmpLength = srcData.length; byte byteNum = 0; while (tmpLength != 0) { ++byteNum; tmpLength = tmpLength >> 8; } byte[] lenBytes = new byte[byteNum]; for (int i = 0; i < byteNum; ++i) { lenBytes[byteNum - 1 - i] = (byte) ((srcData.length >> (8 * i)) & 0xFF); } byte[] data = Arrays.copyOf(srcData, srcData.length + 1 + byteNum); System.arraycopy(data, 0, data, 1 + byteNum, srcData.length); data[0] = (byte) (OFFSET_LONG_ITEM + byteNum); System.arraycopy(lenBytes, 0, data, 1, lenBytes.length); return data; } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test8() { String byteArr = "ce73660a06626c1b3fda7b18ef7ba3ce17b6bf604f9541d3c6c654b7ae88b239" + "407f659c78f419025d785727ed017b6add21952d7e12007373e321dbc31824ba"; byte[] byteArray = Hex.decode(byteArr); String expected = "b840" + byteArr; assertEquals(expected, ByteUtil.toHexString(encodeElement(byteArray))); } @Test public void testEncodeElementNull() { byte[] actuals = encodeElement((byte[]) null); assertArrayEquals(new byte[]{(byte) 0x80}, actuals); } @Test public void testEncodeElementZero() { byte[] actuals = encodeElement(new byte[]{0x00}); assertArrayEquals(new byte[]{0x00}, actuals); } @Test public void testEncodeElementOne() { byte[] actuals = encodeElement(new byte[]{0x01}); assertArrayEquals(new byte[]{(byte) 0x01}, actuals); }
BridgeUtils { public static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations) { RskAddress receiveAddress = rskTx.getReceiveAddress(); if (receiveAddress.equals(RskAddress.nullAddress())) { return false; } BridgeConstants bridgeConstants = constants.getBridgeConstants(); return PrecompiledContracts.BRIDGE_ADDR.equals(receiveAddress) && !activations.isActive(ConsensusRule.ARE_BRIDGE_TXS_PAID) && rskTx.acceptTransactionSignature(constants.getChainId()) && ( isFromFederateMember(rskTx, bridgeConstants.getGenesisFederation()) || isFromFederationChangeAuthorizedSender(rskTx, bridgeConstants) || isFromLockWhitelistChangeAuthorizedSender(rskTx, bridgeConstants) || isFromFeePerKbChangeAuthorizedSender(rskTx, bridgeConstants) ); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void isFreeBridgeTxTrue() { activationConfig = ActivationConfigsForTest.bridgeUnitTest(); isFreeBridgeTx(true, PrecompiledContracts.BRIDGE_ADDR, BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS.get(0).getPrivKeyBytes()); } @Test public void isFreeBridgeTxOtherContract() { activationConfig = ActivationConfigsForTest.bridgeUnitTest(); isFreeBridgeTx(false, PrecompiledContracts.IDENTITY_ADDR, BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS.get(0).getPrivKeyBytes()); } @Test public void isFreeBridgeTxFreeTxDisabled() { activationConfig = ActivationConfigsForTest.only(ConsensusRule.ARE_BRIDGE_TXS_PAID); isFreeBridgeTx(false, PrecompiledContracts.BRIDGE_ADDR, BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS.get(0).getPrivKeyBytes()); } @Test public void isFreeBridgeTxNonFederatorKey() { activationConfig = ActivationConfigsForTest.bridgeUnitTest(); isFreeBridgeTx(false, PrecompiledContracts.BRIDGE_ADDR, new BtcECKey().getPrivKeyBytes()); }
BridgeUtils { public static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation) { return getFederationsNoSpendWallet(btcContext, Collections.singletonList(federation)); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void getFederationNoSpendWallet() { NetworkParameters regTestParameters = NetworkParameters.fromID(NetworkParameters.ID_REGTEST); Federation federation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(Arrays.asList( BtcECKey.fromPublicOnly(Hex.decode("036bb9eab797eadc8b697f0e82a01d01cabbfaaca37e5bafc06fdc6fdd38af894a")), BtcECKey.fromPublicOnly(Hex.decode("031da807c71c2f303b7f409dd2605b297ac494a563be3b9ca5f52d95a43d183cc5")))), Instant.ofEpochMilli(5005L), 0L, regTestParameters); Context mockedBtcContext = mock(Context.class); when(mockedBtcContext.getParams()).thenReturn(regTestParameters); Wallet wallet = BridgeUtils.getFederationNoSpendWallet(mockedBtcContext, federation); Assert.assertEquals(BridgeBtcWallet.class, wallet.getClass()); assertIsWatching(federation.getAddress(), wallet, regTestParameters); }
BridgeUtils { public static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos) { return getFederationsSpendWallet(btcContext, Collections.singletonList(federation), utxos); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void getFederationSpendWallet() throws UTXOProviderException { NetworkParameters regTestParameters = NetworkParameters.fromID(NetworkParameters.ID_REGTEST); Federation federation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(Arrays.asList( BtcECKey.fromPublicOnly(Hex.decode("036bb9eab797eadc8b697f0e82a01d01cabbfaaca37e5bafc06fdc6fdd38af894a")), BtcECKey.fromPublicOnly(Hex.decode("031da807c71c2f303b7f409dd2605b297ac494a563be3b9ca5f52d95a43d183cc5")))), Instant.ofEpochMilli(5005L), 0L, regTestParameters); Context mockedBtcContext = mock(Context.class); when(mockedBtcContext.getParams()).thenReturn(regTestParameters); List<UTXO> mockedUtxos = new ArrayList<>(); mockedUtxos.add(mock(UTXO.class)); mockedUtxos.add(mock(UTXO.class)); mockedUtxos.add(mock(UTXO.class)); Wallet wallet = BridgeUtils.getFederationSpendWallet(mockedBtcContext, federation, mockedUtxos); Assert.assertEquals(BridgeBtcWallet.class, wallet.getClass()); assertIsWatching(federation.getAddress(), wallet, regTestParameters); CoinSelector selector = wallet.getCoinSelector(); Assert.assertEquals(RskAllowUnconfirmedCoinSelector.class, selector.getClass()); UTXOProvider utxoProvider = wallet.getUTXOProvider(); Assert.assertEquals(RskUTXOProvider.class, utxoProvider.getClass()); Assert.assertEquals(mockedUtxos, utxoProvider.getOpenTransactionOutputs(Collections.emptyList())); }
RLP { public static byte[] encodeList(byte[]... elements) { if (elements == null) { return new byte[]{(byte) OFFSET_SHORT_LIST}; } int totalLength = 0; for (byte[] element1 : elements) { totalLength += element1.length; } byte[] data; int copyPos; if (totalLength < SIZE_THRESHOLD) { data = new byte[1 + totalLength]; data[0] = (byte) (OFFSET_SHORT_LIST + totalLength); copyPos = 1; } else { int tmpLength = totalLength; byte byteNum = 0; while (tmpLength != 0) { ++byteNum; tmpLength = tmpLength >> 8; } tmpLength = totalLength; byte[] lenBytes = new byte[byteNum]; for (int i = 0; i < byteNum; ++i) { lenBytes[byteNum - 1 - i] = (byte) ((tmpLength >> (8 * i)) & 0xFF); } data = new byte[1 + lenBytes.length + totalLength]; data[0] = (byte) (OFFSET_LONG_LIST + byteNum); System.arraycopy(lenBytes, 0, data, 1, lenBytes.length); copyPos = lenBytes.length + 1; } for (byte[] element : elements) { System.arraycopy(element, 0, data, copyPos, element.length); copyPos += element.length; } return data; } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test9() { byte[] actuals = encodeList(); assertArrayEquals(new byte[]{(byte) 0xc0}, actuals); } @Test public void encodeEdgeShortList() { String expectedOutput = "f7c0c0b4600160003556601359506301000000600035040f6018590060005660805460016080530160005760003560805760203560003557"; byte[] rlpKeysList = Hex.decode("c0"); byte[] rlpValuesList = Hex.decode("c0"); byte[] rlpCode = Hex.decode("b4600160003556601359506301000000600035040f6018590060005660805460016080530160005760003560805760203560003557"); byte[] output = encodeList(rlpKeysList, rlpValuesList, rlpCode); assertEquals(expectedOutput, ByteUtil.toHexString(output)); }
Web3Impl implements Web3 { @Override public String net_version() { String s = null; try { byte netVersion = config.getNetworkConstants().getChainId(); return s = Byte.toString(netVersion); } finally { if (logger.isDebugEnabled()) { logger.debug("net_version(): {}", s); } } } protected Web3Impl( Ethereum eth, Blockchain blockchain, BlockStore blockStore, ReceiptStore receiptStore, RskSystemProperties config, MinerClient minerClient, MinerServer minerServer, PersonalModule personalModule, EthModule ethModule, EvmModule evmModule, TxPoolModule txPoolModule, MnrModule mnrModule, DebugModule debugModule, TraceModule traceModule, RskModule rskModule, ChannelManager channelManager, PeerScoringManager peerScoringManager, PeerServer peerServer, BlockProcessor nodeBlockProcessor, HashRateCalculator hashRateCalculator, ConfigCapabilities configCapabilities, BuildInfo buildInfo, BlocksBloomStore blocksBloomStore, Web3InformationRetriever web3InformationRetriever); @Override void start(); @Override void stop(); @Override String web3_clientVersion(); @Override String web3_sha3(String data); @Override String net_version(); @Override String net_peerCount(); @Override boolean net_listening(); @Override String rsk_protocolVersion(); @Override String eth_protocolVersion(); @Override Object eth_syncing(); @Override String eth_coinbase(); @Override boolean eth_mining(); @Override BigInteger eth_hashrate(); @Override BigInteger eth_netHashrate(); @Override String[] net_peerList(); @Override String eth_gasPrice(); @Override String eth_blockNumber(); @Override String eth_getBalance(String address, String block); @Override String eth_getBalance(String address); @Override String eth_getStorageAt(String address, String storageIdx, String blockId); @Override String eth_getTransactionCount(String address, String blockId); Block getBlockByJSonHash(String blockHash); @Override String eth_getBlockTransactionCountByHash(String blockHash); static Block getBlockByNumberOrStr(String bnOrId, Blockchain blockchain); @Override String eth_getBlockTransactionCountByNumber(String bnOrId); @Override String eth_getUncleCountByBlockHash(String blockHash); @Override String eth_getUncleCountByBlockNumber(String bnOrId); BlockInformationResult getBlockInformationResult(BlockInformation blockInformation); BlockResultDTO getBlockResult(Block b, boolean fullTx); BlockInformationResult[] eth_getBlocksByNumber(String number); @Override BlockResultDTO eth_getBlockByHash(String blockHash, Boolean fullTransactionObjects); @Override BlockResultDTO eth_getBlockByNumber(String bnOrId, Boolean fullTransactionObjects); @Override TransactionResultDTO eth_getTransactionByHash(String transactionHash); @Override TransactionResultDTO eth_getTransactionByBlockHashAndIndex(String blockHash, String index); @Override TransactionResultDTO eth_getTransactionByBlockNumberAndIndex(String bnOrId, String index); @Override TransactionReceiptDTO eth_getTransactionReceipt(String transactionHash); @Override BlockResultDTO eth_getUncleByBlockHashAndIndex(String blockHash, String uncleIdx); @Override BlockResultDTO eth_getUncleByBlockNumberAndIndex(String blockId, String uncleIdx); @Override String[] eth_getCompilers(); @Override Map<String, CompilationResultDTO> eth_compileLLL(String contract); @Override Map<String, CompilationResultDTO> eth_compileSerpent(String contract); @Override Map<String, CompilationResultDTO> eth_compileSolidity(String contract); @Override String eth_newFilter(FilterRequest fr); @Override String eth_newBlockFilter(); @Override String eth_newPendingTransactionFilter(); @Override boolean eth_uninstallFilter(String id); @Override Object[] eth_getFilterChanges(String id); @Override Object[] eth_getFilterLogs(String id); @Override Object[] eth_getLogs(FilterRequest fr); @Override Map<String, String> rpc_modules(); @Override void db_putString(); @Override void db_getString(); @Override boolean eth_submitWork(String nonce, String header, String mince); @Override boolean eth_submitHashrate(String hashrate, String id); @Override void db_putHex(); @Override void db_getHex(); @Override String personal_newAccountWithSeed(String seed); @Override String personal_newAccount(String passphrase); @Override String personal_importRawKey(String key, String passphrase); @Override String personal_dumpRawKey(String address); @Override String[] personal_listAccounts(); @Override String personal_sendTransaction(CallArguments args, String passphrase); @Override boolean personal_unlockAccount(String address, String passphrase, String duration); @Override boolean personal_lockAccount(String address); @Override EthModule getEthModule(); @Override EvmModule getEvmModule(); @Override TxPoolModule getTxPoolModule(); @Override MnrModule getMnrModule(); @Override DebugModule getDebugModule(); @Override TraceModule getTraceModule(); @Override RskModule getRskModule(); @Override void sco_banAddress(String address); @Override void sco_unbanAddress(String address); @Override PeerScoringInformation[] sco_peerList(); @Override String[] sco_bannedAddresses(); public Ethereum eth; }
@Test public void net_version() throws Exception { Web3Impl web3 = createWeb3(); String netVersion = web3.net_version(); assertTrue("RSK net version different than expected", netVersion.compareTo(Byte.toString(config.getNetworkConstants().getChainId())) == 0); }
BridgeUtils { private static boolean isReleaseTx(BtcTransaction tx, Federation federation) { return isReleaseTx(tx, Collections.singletonList(federation)); } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void testIsRelease() { NetworkParameters params = RegTestParams.get(); BridgeRegTestConstants bridgeConstants = BridgeRegTestConstants.getInstance(); Federation federation = bridgeConstants.getGenesisFederation(); List<BtcECKey> federationPrivateKeys = BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS; Address randomAddress = new Address(params, Hex.decode("4a22c3c4cbb31e4d03b15550636762bda0baf85a")); BtcTransaction releaseTx1 = new BtcTransaction(params); releaseTx1.addOutput(Coin.COIN, randomAddress); TransactionInput releaseInput1 = new TransactionInput(params, releaseTx1, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH)); releaseTx1.addInput(releaseInput1); signWithNecessaryKeys(federation, federationPrivateKeys, releaseInput1, releaseTx1, bridgeConstants); assertThat(BridgeUtils.isReleaseTx(releaseTx1, Collections.singletonList(federation)), is(true)); BtcTransaction releaseTx2 = new BtcTransaction(params); releaseTx2.addOutput(Coin.COIN, randomAddress); TransactionInput releaseInput2 = new TransactionInput(params, releaseTx2, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH)); releaseTx2.addInput(releaseInput2); signWithNKeys(federation, federationPrivateKeys, releaseInput2, releaseTx2, bridgeConstants, 1); assertThat(BridgeUtils.isReleaseTx(releaseTx2, Collections.singletonList(federation)), is(false)); }
BridgeUtils { public static boolean isContractTx(Transaction rskTx) { return rskTx.getClass() == org.ethereum.vm.program.InternalTransaction.class; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void testIsContractTx() { Assert.assertFalse(BridgeUtils.isContractTx(new Transaction((byte[]) null, null, null, null, null, null))); Assert.assertTrue(BridgeUtils.isContractTx(new org.ethereum.vm.program.InternalTransaction(null, 0, 0, null, null, null, null, null, null, null, null))); }
BridgeUtils { public static Coin getCoinFromBigInteger(BigInteger value) { if (value == null) { throw new BridgeIllegalArgumentException("value cannot be null"); } try { return Coin.valueOf(value.longValueExact()); } catch(ArithmeticException e) { throw new BridgeIllegalArgumentException(e.getMessage(), e); } } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test(expected = BridgeIllegalArgumentException.class) public void getCoinFromBigInteger_bigger_than_long_value() { BridgeUtils.getCoinFromBigInteger(new BigInteger("9223372036854775808")); } @Test(expected = BridgeIllegalArgumentException.class) public void getCoinFromBigInteger_null_value() { BridgeUtils.getCoinFromBigInteger(null); } @Test public void getCoinFromBigInteger() { Assert.assertEquals(Coin.COIN, BridgeUtils.getCoinFromBigInteger(BigInteger.valueOf(Coin.COIN.getValue()))); }
BridgeUtils { public static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash) throws Exception { if (height < 0) { throw new Exception("Height can't be lower than 0"); } int confirmations = btcBestChainHeight - height + 1; if (confirmations < acceptableConfirmationsAmount) { logger.warn( "Btc Tx {} at least {} confirmations are required, but there are only {} confirmations", btcTxHash, acceptableConfirmationsAmount, confirmations ); return false; } return true; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test(expected = Exception.class) public void validateHeightAndConfirmations_invalid_height() throws Exception { Assert.assertFalse(BridgeUtils.validateHeightAndConfirmations(-1, 0, 0, null)); } @Test public void validateHeightAndConfirmation_insufficient_confirmations() throws Exception { Assert.assertFalse(BridgeUtils.validateHeightAndConfirmations(2, 5, 10, Sha256Hash.of(Hex.decode("ab")))); } @Test public void validateHeightAndConfirmation_enough_confirmations() throws Exception { Assert.assertTrue(BridgeUtils.validateHeightAndConfirmations(2, 5, 3, Sha256Hash.of(Hex.decode("ab")))); }
BridgeUtils { public static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash) throws VerificationException{ PartialMerkleTree pmt = new PartialMerkleTree(networkParameters, pmtSerialized, 0); List<Sha256Hash> hashesInPmt = new ArrayList<>(); Sha256Hash merkleRoot = pmt.getTxnHashAndMerkleRoot(hashesInPmt); if (!hashesInPmt.contains(btcTxHash)) { logger.warn("Supplied Btc Tx {} is not in the supplied partial merkle tree", btcTxHash); return null; } return merkleRoot; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test(expected = Exception.class) public void calculateMerkleRoot_invalid_pmt() { NetworkParameters networkParameters = NetworkParameters.fromID(NetworkParameters.ID_REGTEST); BridgeUtils.calculateMerkleRoot(networkParameters, Hex.decode("ab"), null); } @Test public void calculateMerkleRoot_hashes_not_in_pmt() { byte[] bits = new byte[1]; bits[0] = 0x01; List<Sha256Hash> hashes = new ArrayList<>(); hashes.add(PegTestUtils.createHash()); BridgeConstants bridgeConstants = BridgeRegTestConstants.getInstance(); NetworkParameters networkParameters = bridgeConstants.getBtcParams(); BtcTransaction tx = new BtcTransaction(networkParameters); PartialMerkleTree pmt = new PartialMerkleTree(networkParameters, bits, hashes, 1); Assert.assertNull(BridgeUtils.calculateMerkleRoot(networkParameters, pmt.bitcoinSerialize(), tx.getHash())); } @Test public void calculateMerkleRoot_hashes_in_pmt() { BridgeConstants bridgeConstants = BridgeRegTestConstants.getInstance(); NetworkParameters networkParameters = bridgeConstants.getBtcParams(); BtcTransaction tx = new BtcTransaction(networkParameters); byte[] bits = new byte[1]; bits[0] = 0x01; List<Sha256Hash> hashes = new ArrayList<>(); hashes.add(tx.getHash()); PartialMerkleTree pmt = new PartialMerkleTree(networkParameters, bits, hashes, 1); Assert.assertEquals(Sha256Hash.wrap("d21633ba23f70118185227be58a63527675641ad37967e2aa461559f577aec43"), BridgeUtils.calculateMerkleRoot(networkParameters, pmt.bitcoinSerialize(), tx.getHash())); }
BridgeUtils { public static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip) throws VerificationException.EmptyInputsOrOutputs { if (BtcTransactionFormatUtils.getInputsCount(btcTxSerialized) == 0) { if (isActiveRskip) { if (BtcTransactionFormatUtils.getInputsCountForSegwit(btcTxSerialized) == 0) { logger.warn("Provided btc segwit tx has no inputs"); throw new VerificationException.EmptyInputsOrOutputs(); } } else { logger.warn("Provided btc tx has no inputs "); throw new VerificationException.EmptyInputsOrOutputs(); } } } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test(expected = VerificationException.class) public void validateInputsCount_active_rskip() { BridgeUtils.validateInputsCount(Hex.decode("00000000000100"), true); } @Test(expected = VerificationException.class) public void validateInputsCount_inactive_rskip() { BridgeConstants bridgeConstants = BridgeRegTestConstants.getInstance(); NetworkParameters networkParameters = bridgeConstants.getBtcParams(); BtcTransaction tx = new BtcTransaction(networkParameters); BridgeUtils.validateInputsCount(tx.bitcoinSerialize(), false); }
BridgeUtils { public static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input) { List<ScriptChunk> chunks = input.getScriptSig().getChunks(); for (int j = 1; j < chunks.size() - 1; j++) { ScriptChunk chunk = chunks.get(j); if (chunk.data.length == 0) { continue; } TransactionSignature sig2 = TransactionSignature.decodeFromBitcoin(chunk.data, false, false); if (federatorPublicKey.verify(sighash, sig2)) { return true; } } return false; } static Wallet getFederationNoSpendWallet(Context btcContext, Federation federation); static Wallet getFederationsNoSpendWallet(Context btcContext, List<Federation> federations); static Wallet getFederationSpendWallet(Context btcContext, Federation federation, List<UTXO> utxos); static Wallet getFederationsSpendWallet(Context btcContext, List<Federation> federations, List<UTXO> utxos); static boolean isValidLockTx(BtcTransaction tx); static Optional<Script> getFirstInputScriptSig(BtcTransaction tx); static boolean isLockTx(BtcTransaction tx, List<Federation> federations, Context btcContext, BridgeConstants bridgeConstants); static boolean isLockTx(BtcTransaction tx, Federation federation, Context btcContext, BridgeConstants bridgeConstants); static boolean txIsProcessable(BtcLockSender.TxType txType, ActivationConfig.ForBlock activations); static boolean isReleaseTx(BtcTransaction tx, List<Federation> federations); static boolean isMigrationTx(BtcTransaction btcTx, Federation activeFederation, Federation retiringFederation, Context btcContext, BridgeConstants bridgeConstants); static int countMissingSignatures(Context btcContext, BtcTransaction btcTx); static boolean hasEnoughSignatures(Context btcContext, BtcTransaction btcTx); static Address recoverBtcAddressFromEthTransaction(org.ethereum.core.Transaction tx, NetworkParameters networkParameters); static boolean isFreeBridgeTx(Transaction rskTx, Constants constants, ActivationConfig.ForBlock activations); static boolean isContractTx(Transaction rskTx); static boolean isFromFederateMember(org.ethereum.core.Transaction rskTx, Federation federation); static Coin getCoinFromBigInteger(BigInteger value); static boolean validateHeightAndConfirmations(int height, int btcBestChainHeight, int acceptableConfirmationsAmount, Sha256Hash btcTxHash); static Sha256Hash calculateMerkleRoot(NetworkParameters networkParameters, byte[] pmtSerialized, Sha256Hash btcTxHash); static void validateInputsCount(byte[] btcTxSerialized, boolean isActiveRskip); static boolean isInputSignedByThisFederator(BtcECKey federatorPublicKey, Sha256Hash sighash, TransactionInput input); }
@Test public void isInputSignedByThisFederator_isSigned() { NetworkParameters params = RegTestParams.get(); BtcECKey federator1Key = new BtcECKey(); BtcECKey federator2Key = new BtcECKey(); Federation federation = new Federation( FederationMember.getFederationMembersFromKeys(Arrays.asList(federator1Key, federator2Key)), Instant.now(), 0, params ); BtcTransaction tx = new BtcTransaction(params); TransactionInput txInput = new TransactionInput( params, tx, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH) ); Script inputScript = createBaseInputScriptThatSpendsFromTheFederation(federation); txInput.setScriptSig(inputScript); tx.addInput(txInput); List<ScriptChunk> chunks = inputScript.getChunks(); byte[] program = chunks.get(chunks.size() - 1).data; Script redeemScript = new Script(program); Sha256Hash sighash = tx.hashForSignature(0, redeemScript, BtcTransaction.SigHash.ALL, false); BtcECKey.ECDSASignature sig = federator1Key.sign(sighash); TransactionSignature txSig = new TransactionSignature(sig, BtcTransaction.SigHash.ALL, false); byte[] txSigEncoded = txSig.encodeToBitcoin(); int sigIndex = inputScript.getSigInsertionIndex(sighash, federator1Key); inputScript = ScriptBuilder.updateScriptWithSignature(inputScript, txSigEncoded, sigIndex, 1, 1); txInput.setScriptSig(inputScript); boolean isSigned = BridgeUtils.isInputSignedByThisFederator(federator1Key, sighash, txInput); Assert.assertTrue(isSigned); } @Test public void isInputSignedByThisFederator_isSignedByAnotherFederator() { NetworkParameters params = RegTestParams.get(); BtcECKey federator1Key = new BtcECKey(); BtcECKey federator2Key = new BtcECKey(); Federation federation = new Federation( FederationMember.getFederationMembersFromKeys(Arrays.asList(federator1Key, federator2Key)), Instant.now(), 0, params ); BtcTransaction tx = new BtcTransaction(params); TransactionInput txInput = new TransactionInput( params, tx, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH) ); Script inputScript = createBaseInputScriptThatSpendsFromTheFederation(federation); txInput.setScriptSig(inputScript); tx.addInput(txInput); List<ScriptChunk> chunks = inputScript.getChunks(); byte[] program = chunks.get(chunks.size() - 1).data; Script redeemScript = new Script(program); Sha256Hash sighash = tx.hashForSignature(0, redeemScript, BtcTransaction.SigHash.ALL, false); BtcECKey.ECDSASignature sig = federator1Key.sign(sighash); TransactionSignature txSig = new TransactionSignature(sig, BtcTransaction.SigHash.ALL, false); byte[] txSigEncoded = txSig.encodeToBitcoin(); int sigIndex = inputScript.getSigInsertionIndex(sighash, federator1Key); inputScript = ScriptBuilder.updateScriptWithSignature(inputScript, txSigEncoded, sigIndex, 1, 1); txInput.setScriptSig(inputScript); boolean isSigned = BridgeUtils.isInputSignedByThisFederator(federator2Key, sighash, txInput); Assert.assertFalse(isSigned); } @Test public void isInputSignedByThisFederator_notSigned() { NetworkParameters params = RegTestParams.get(); BtcECKey federator1Key = new BtcECKey(); BtcECKey federator2Key = new BtcECKey(); Federation federation = new Federation( FederationMember.getFederationMembersFromKeys(Arrays.asList(federator1Key, federator2Key)), Instant.now(), 0, params ); BtcTransaction tx = new BtcTransaction(params); TransactionInput txInput = new TransactionInput( params, tx, new byte[]{}, new TransactionOutPoint(params, 0, Sha256Hash.ZERO_HASH) ); Script inputScript = createBaseInputScriptThatSpendsFromTheFederation(federation); txInput.setScriptSig(inputScript); tx.addInput(txInput); List<ScriptChunk> chunks = inputScript.getChunks(); byte[] program = chunks.get(chunks.size() - 1).data; Script redeemScript = new Script(program); Sha256Hash sighash = tx.hashForSignature(0, redeemScript, BtcTransaction.SigHash.ALL, false); boolean isSigned = BridgeUtils.isInputSignedByThisFederator(federator1Key, sighash, txInput); Assert.assertFalse(isSigned); }
MerkleTreeUtils { public static Sha256Hash combineLeftRight(Sha256Hash left, Sha256Hash right) { byte[] leftBytes = left.getBytes(); byte[] rightBytes = right.getBytes(); checkNotAValid64ByteTransaction(leftBytes, rightBytes); return Sha256Hash.wrapReversed( Sha256Hash.hashTwice( reverseBytes(leftBytes), 0, 32, reverseBytes(rightBytes), 0, 32 ) ); } private MerkleTreeUtils(); static Sha256Hash combineLeftRight(Sha256Hash left, Sha256Hash right); }
@Test public void combineLeftRight() { Assert.assertEquals( Sha256Hash.wrap("ceea4835dd23fae1978a3f6f3f0aa0171e018360272dd5b98d37550fbc978d01"), MerkleTreeUtils.combineLeftRight( Sha256Hash.wrap("b945b008fbc3f357db745909958b570773fc14575a36af8bbc195b484e21f366"), Sha256Hash.wrap("9880f57b6735152a8c6d4c7e1b3bc6434ee75e459511a642bbb8cb71d3a6b6d8") ) ); Assert.assertEquals( Sha256Hash.wrap("107857d7233c41d4c37ecaa9ad9d9ab15371f643074866cd23d657e6e99676be"), MerkleTreeUtils.combineLeftRight( Sha256Hash.wrap("083eafdf670bb1bbc83b63262887e3cf519c3e252fac29adfb92c1e857b37f91"), Sha256Hash.wrap("5740915e973a211c71655d10e4c672301c27c287843dcfa97b7aafc04992ec5e") ) ); Assert.assertEquals( Sha256Hash.wrap("71a12c9bd54735864dd6e12640e6d00d60a42a2e92e4cd0bde3f9f268b7d4345"), MerkleTreeUtils.combineLeftRight( Sha256Hash.wrap("c960ed36a67318cd562d384bfbf41499db1312835e2bfe86805d9465afe9736f"), Sha256Hash.wrap("120196be3b0ca6ba07d3cfee53f8dc883781e82afdfba11181184f41a67b9898") ) ); }
BtcTransactionFormatUtils { public static Sha256Hash calculateBtcTxHash(byte[] btcTxSerialized) { return Sha256Hash.wrapReversed(Sha256Hash.hashTwice(btcTxSerialized)); } static Sha256Hash calculateBtcTxHash(byte[] btcTxSerialized); static long getInputsCount(byte[] btcTxSerialized); static long getInputsCountForSegwit(byte[] btcTxSerialized); static boolean isBlockHeaderSize(int size, ActivationConfig.ForBlock activations); }
@Test public void calculateBtcTxHash() { BtcTransaction btcTransaction = new BtcTransaction(NetworkParameters.fromID(NetworkParameters.ID_REGTEST)); Assert.assertThat(BtcTransactionFormatUtils.calculateBtcTxHash(btcTransaction.bitcoinSerialize()), is(btcTransaction.getHash())); byte[] rawBtcTransaction = Hex.decode("020000000418bc858998739dbb7e7676435178dba5e71157b1537d415518d5c1fce6349018000000006a47304402204317903e40f8736858f87758e6" + "8bf18372bc075bc928fd82aa8e6c03ae8ce9fb022074a59d7449cc753c5a6b10e70db20469076e2a8b950aa44624ee7ff70633f73201210316101490" + "2a3984b695c41627f1403f56b0e631152ff265ddb42e36ba0d57b796feffffff6b853f36edb3a55c419792d3923790147b3c429bb6082d11846ff563" + "edcdae05010000006b483045022100e202a463722821875bcecea315041623b4f4b7c615bc63c85ddcb4185035cc0502201beb9c556c1a672d326e66" + "c4d4b44ac189b7f3296c5ce6128bf9e52f96cfcabc012103a6ba50eaba8d2fc9a638123cf3fe155610cf162253e8cf672f70945fe00fd317feffffff" + "ac932fbdbb882a3947652710b6c9117729962efb30f77779265436f804a5f4bc010000006b483045022100ddc4be4b2d61eb6bdecbb76002cc85c304" + "630465807039f7c9eaf5583d5c6cce02203bc3dc7429a17a92c63b6ec517d82f3964beda7f3c375a388c0326e3db3a455101210366d0e8c0c72ea7e8" + "a48ae9fe525fb51bcea39702b9ba2903758a582e26a7d0b9feffffffe89b208401d4eb6fc01deef1393fe00c1f56e2b86b77268629491894f560adb6" + "010000006b483045022100ac01733d947bf43ad97a5792864766c6c6d9963e359a6e0ab470b68565d679b6022003d4afeb917e7711e797b665f5a958" + "93dea2f53d07e2840b6441a72702f88412012102b005a7d4368c02dc8e5f171765db281f546b99b921eac18b2910c82d38f820f7feffffff02441427" + "010000000017a914056bce3306ec98a0247cebb654809943045d6b51877ff21500000000001976a914f7da7f0f7669bce303cfc48921bb7303e3918b" + "1288acdfdc0700"); Assert.assertThat(BtcTransactionFormatUtils.calculateBtcTxHash(rawBtcTransaction), is(Sha256Hash.wrap("4d63ac307e0daba3597a0d8075facb4e6cba3908a60920259b7447e28a151576"))); }
BtcTransactionFormatUtils { public static long getInputsCount(byte[] btcTxSerialized) { VarInt inputsCounter = new VarInt(btcTxSerialized, 4); return inputsCounter.value; } static Sha256Hash calculateBtcTxHash(byte[] btcTxSerialized); static long getInputsCount(byte[] btcTxSerialized); static long getInputsCountForSegwit(byte[] btcTxSerialized); static boolean isBlockHeaderSize(int size, ActivationConfig.ForBlock activations); }
@Test public void getInputsCount() { BtcTransaction btcTransaction = new BtcTransaction(NetworkParameters.fromID(NetworkParameters.ID_REGTEST)); Assert.assertThat(BtcTransactionFormatUtils.getInputsCount(btcTransaction.bitcoinSerialize()), is(0L)); byte[] rawBtcTransaction = Hex.decode("020000000418bc858998739dbb7e7676435178dba5e71157b1537d415518d5c1fce6349018000000006a47304402204317903e40f8736858f87758e6" + "8bf18372bc075bc928fd82aa8e6c03ae8ce9fb022074a59d7449cc753c5a6b10e70db20469076e2a8b950aa44624ee7ff70633f73201210316101490" + "2a3984b695c41627f1403f56b0e631152ff265ddb42e36ba0d57b796feffffff6b853f36edb3a55c419792d3923790147b3c429bb6082d11846ff563" + "edcdae05010000006b483045022100e202a463722821875bcecea315041623b4f4b7c615bc63c85ddcb4185035cc0502201beb9c556c1a672d326e66" + "c4d4b44ac189b7f3296c5ce6128bf9e52f96cfcabc012103a6ba50eaba8d2fc9a638123cf3fe155610cf162253e8cf672f70945fe00fd317feffffff" + "ac932fbdbb882a3947652710b6c9117729962efb30f77779265436f804a5f4bc010000006b483045022100ddc4be4b2d61eb6bdecbb76002cc85c304" + "630465807039f7c9eaf5583d5c6cce02203bc3dc7429a17a92c63b6ec517d82f3964beda7f3c375a388c0326e3db3a455101210366d0e8c0c72ea7e8" + "a48ae9fe525fb51bcea39702b9ba2903758a582e26a7d0b9feffffffe89b208401d4eb6fc01deef1393fe00c1f56e2b86b77268629491894f560adb6" + "010000006b483045022100ac01733d947bf43ad97a5792864766c6c6d9963e359a6e0ab470b68565d679b6022003d4afeb917e7711e797b665f5a958" + "93dea2f53d07e2840b6441a72702f88412012102b005a7d4368c02dc8e5f171765db281f546b99b921eac18b2910c82d38f820f7feffffff02441427" + "010000000017a914056bce3306ec98a0247cebb654809943045d6b51877ff21500000000001976a914f7da7f0f7669bce303cfc48921bb7303e3918b" + "1288acdfdc0700"); Assert.assertThat(BtcTransactionFormatUtils.getInputsCount(rawBtcTransaction), is(4L)); }
BtcTransactionFormatUtils { public static long getInputsCountForSegwit(byte[] btcTxSerialized) { VarInt inputsCounter = new VarInt(btcTxSerialized, 4); if (inputsCounter.value != 0) { return -1; } inputsCounter = new VarInt(btcTxSerialized, 5); if (inputsCounter.value != 1) { return -1; } inputsCounter = new VarInt(btcTxSerialized, 6); return inputsCounter.value; } static Sha256Hash calculateBtcTxHash(byte[] btcTxSerialized); static long getInputsCount(byte[] btcTxSerialized); static long getInputsCountForSegwit(byte[] btcTxSerialized); static boolean isBlockHeaderSize(int size, ActivationConfig.ForBlock activations); }
@Test public void getInputsCountFromSegwitTx() { String rawTx = "020000000001017001d967a340069c0b169fcbeb9cb6e0d78a27c94a41acbce762abc695aefab10000000017160014c" + "fa63de9979e2a8005e6cb516b86202860ff3971ffffffff0200c2eb0b0000000017a914291a7ddc558810708149a731f39cd3c3" + "a8782cfd870896e1110000000017a91425a2e67511a0207c4387ce8d3eeef498a4782e64870247304402207e0615f440bbc5035" + "1fb5d8839b3fae6c74f652c9ffc9291008f4ea39f9565980220354c734511a0560367b300eecb1a7472317a995462622e06ee91" + "cbe0517c17e1012102e87cd90f3cb0d64eeba797fbb8f8ceaadc09e0128afbaefb0ee9535875ea395400000000"; BtcTransaction tx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams(), Hex.decode(rawTx)); Assert.assertThat(tx.getInputs().size(), is(1)); Assert.assertThat(BtcTransactionFormatUtils.getInputsCountForSegwit(Hex.decode(rawTx)), is(1L)); } @Test public void getInputsCountFromSegwitTxWithWitness() { String rawTx = "020000000001017001d967a340069c0b169fcbeb9cb6e0d78a27c94a41acbce762abc695aefab10000000017160014c" + "fa63de9979e2a8005e6cb516b86202860ff3971ffffffff0200c2eb0b0000000017a914291a7ddc558810708149a731f39cd3c3" + "a8782cfd870896e1110000000017a91425a2e67511a0207c4387ce8d3eeef498a4782e64870247304402207e0615f440bbc5035" + "1fb5d8839b3fae6c74f652c9ffc9291008f4ea39f9565980220354c734511a0560367b300eecb1a7472317a995462622e06ee91" + "cbe0517c17e1012102e87cd90f3cb0d64eeba797fbb8f8ceaadc09e0128afbaefb0ee9535875ea395400000000"; BtcTransaction otherTx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams()); otherTx.addInput(Sha256Hash.ZERO_HASH, 0, new Script(new byte[]{})); TransactionWitness txWit = new TransactionWitness(1); txWit.setPush(0, new byte[]{}); otherTx.setWitness(0, txWit); otherTx.addOutput(Coin.COIN, Address.fromBase58(BridgeRegTestConstants.getInstance().getBtcParams(), "mvbnrCX3bg1cDRUu8pkecrvP6vQkSLDSou")); BtcTransaction tx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams(), Hex.decode(rawTx)); Assert.assertThat(tx.getInputs().size(), is(1)); Assert.assertThat(BtcTransactionFormatUtils.getInputsCountForSegwit(otherTx.bitcoinSerialize()), is(1L)); }
PartialMerkleTreeFormatUtils { public static VarInt getHashesCount(byte[] pmtSerialized) { return new VarInt(pmtSerialized, BLOCK_TRANSACTION_COUNT_LENGTH); } static VarInt getHashesCount(byte[] pmtSerialized); static VarInt getFlagBitsCount(byte[] pmtSerialized); static boolean hasExpectedSize(byte[] pmtSerialized); static Stream<Sha256Hash> streamIntermediateHashes(byte[] pmtSerialized); }
@Test public void getHashesCount() { String pmtSerializedEncoded = "030000000279e7c0da739df8a00f12c0bff55e5438f530aa5859ff9874258cd7bad3fe709746aff89" + "7e6a851faa80120d6ae99db30883699ac0428fc7192d6c3fec0ca6409010d"; byte[] pmtSerialized = Hex.decode(pmtSerializedEncoded); Assert.assertThat(PartialMerkleTreeFormatUtils.getHashesCount(pmtSerialized).value, is(2L)); }
PartialMerkleTreeFormatUtils { public static VarInt getFlagBitsCount(byte[] pmtSerialized) { VarInt hashesCount = getHashesCount(pmtSerialized); return new VarInt( pmtSerialized, Math.addExact( BLOCK_TRANSACTION_COUNT_LENGTH + hashesCount.getOriginalSizeInBytes(), Math.multiplyExact(Math.toIntExact(hashesCount.value), Sha256Hash.LENGTH) ) ); } static VarInt getHashesCount(byte[] pmtSerialized); static VarInt getFlagBitsCount(byte[] pmtSerialized); static boolean hasExpectedSize(byte[] pmtSerialized); static Stream<Sha256Hash> streamIntermediateHashes(byte[] pmtSerialized); }
@Test public void getFlagBitsCount() { String pmtSerializedEncoded = "030000000279e7c0da739df8a00f12c0bff55e5438f530aa5859ff9874258cd7bad3fe709746aff89" + "7e6a851faa80120d6ae99db30883699ac0428fc7192d6c3fec0ca6409010d"; byte[] pmtSerialized = Hex.decode(pmtSerializedEncoded); Assert.assertThat(PartialMerkleTreeFormatUtils.getFlagBitsCount(pmtSerialized).value, is(1L)); } @Test(expected = ArithmeticException.class) public void overflowSize() { String pmtSerializedEncoded = "0300ffffff79e7c0da739df8a00f12c0bff55e5438f530aa5859ff9874258cd7bad3fe709746aff89" + "7e6a851faa80120d6ae99db30883699ac0428fc7192d6c3fec0ca6409010d"; byte[] pmtSerialized = Hex.decode(pmtSerializedEncoded); PartialMerkleTreeFormatUtils.getFlagBitsCount(pmtSerialized); }
PartialMerkleTreeFormatUtils { public static boolean hasExpectedSize(byte[] pmtSerialized) { try { VarInt hashesCount = getHashesCount(pmtSerialized); VarInt flagBitsCount = getFlagBitsCount(pmtSerialized); int declaredSize = Math.addExact(Math.addExact(BLOCK_TRANSACTION_COUNT_LENGTH + hashesCount.getOriginalSizeInBytes() + flagBitsCount.getOriginalSizeInBytes(), Math.toIntExact(flagBitsCount.value)), Math.multiplyExact(Math.toIntExact(hashesCount.value), Sha256Hash.LENGTH) ); return pmtSerialized.length == declaredSize; } catch (RuntimeException e) { return false; } } static VarInt getHashesCount(byte[] pmtSerialized); static VarInt getFlagBitsCount(byte[] pmtSerialized); static boolean hasExpectedSize(byte[] pmtSerialized); static Stream<Sha256Hash> streamIntermediateHashes(byte[] pmtSerialized); }
@Test public void hasExpectedSize() { String pmtSerializedEncoded = "030000000279e7c0da739df8a00f12c0bff55e5438f530aa5859ff9874258cd7bad3fe709746aff89" + "7e6a851faa80120d6ae99db30883699ac0428fc7192d6c3fec0ca6409010d"; byte[] pmtSerialized = Hex.decode(pmtSerializedEncoded); Assert.assertThat(PartialMerkleTreeFormatUtils.hasExpectedSize(pmtSerialized), is(true)); } @Test public void doesntHaveExpectedSize() { String pmtSerializedEncoded = "030000000279e7c0da739df8a00f12c0bff55e5438f530aa5859ff9874258cd7bad3fe709746aff89" + "7e6a851faa80120d6ae99db30883699ac0428fc7192d6c3fec0ca64010d"; byte[] pmtSerialized = Hex.decode(pmtSerializedEncoded); Assert.assertThat(PartialMerkleTreeFormatUtils.hasExpectedSize(pmtSerialized), is(false)); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount) { CallTransaction.Function event = BridgeEvents.LOCK_BTC.getEvent(); byte[][] encodedTopicsInBytes = event.encodeEventTopics(receiver.toString()); List<DataWord> encodedTopics = LogInfo.byteArrayToList(encodedTopicsInBytes); byte[] encodedData = event.encodeEventData(btcTx.getHash().getBytes(), senderBtcAddress.toString(), amount.getValue()); this.logs.add(new LogInfo(BRIDGE_CONTRACT_ADDRESS, encodedTopics, encodedData)); } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logLockBtc() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); Address senderAddress = mock(Address.class); when(senderAddress.toString()).thenReturn("mixzLp4xx5bUsHuYUEyPpL42BzEDp8kSTv"); RskAddress rskAddress = mock(RskAddress.class); when(rskAddress.toString()).thenReturn("0x00000000000000000000000000000000000000"); BtcTransaction mockedTx = mock(BtcTransaction.class); when(mockedTx.getHash()).thenReturn(PegTestUtils.createHash(0)); Coin amount = Coin.SATOSHI; eventLogger.logLockBtc(rskAddress, mockedTx, senderAddress, amount); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); CallTransaction.Function event = BridgeEvents.LOCK_BTC.getEvent(); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(2, logResult.getTopics().size()); byte[][] topics = event.encodeEventTopics(rskAddress.toString()); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], logResult.getTopics().get(i).getData()); } byte[] encodedData = event.encodeEventData(mockedTx.getHash().getBytes(), senderAddress.toString(), amount.getValue()); Assert.assertArrayEquals(encodedData, logResult.getData()); } @Test public void logLockBtc_with_segwit_address() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); BridgeConstants constants = BridgeRegTestConstants.getInstance(); Address senderAddress = new Address(constants.getBtcParams(), constants.getBtcParams().getP2SHHeader(), Hex.decode("c99a8f22127007255b4a9d8d57b0892ae2103f2d")); RskAddress rskAddress = mock(RskAddress.class); when(rskAddress.toString()).thenReturn("0x00000000000000000000000000000000000000"); BtcTransaction mockedTx = mock(BtcTransaction.class); when(mockedTx.getHash()).thenReturn(PegTestUtils.createHash(0)); Coin amount = Coin.SATOSHI; eventLogger.logLockBtc(rskAddress, mockedTx, senderAddress, amount); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); CallTransaction.Function event = BridgeEvents.LOCK_BTC.getEvent(); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(2, logResult.getTopics().size()); byte[][] topics = event.encodeEventTopics(rskAddress.toString()); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], logResult.getTopics().get(i).getData()); } byte[] encodedData = event.encodeEventData(mockedTx.getHash().getBytes(), "2NBdCxoCY6wx1NHpwGWfJThHk9K2tVdNx1A", amount.getValue()); Assert.assertArrayEquals(encodedData, logResult.getData()); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logUpdateCollections(Transaction rskTx) { if (activations.isActive(ConsensusRule.RSKIP146)) { logUpdateCollectionsInSolidityFormat(rskTx); } else { logUpdateCollectionsInRLPFormat(rskTx); } } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logUpdateCollectionsBeforeRskip146HardFork() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(false); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); Transaction tx = mock(Transaction.class); RskAddress sender = mock(RskAddress.class); when(sender.toString()).thenReturn("0x0000000000000000000000000000000000000001"); when(tx.getSender()).thenReturn(sender); eventLogger.logUpdateCollections(tx); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(1, logResult.getTopics().size()); List<DataWord> topics = Collections.singletonList(Bridge.UPDATE_COLLECTIONS_TOPIC); for (int i=0; i<topics.size(); i++) { Assert.assertEquals(topics.get(i), logResult.getTopics().get(i)); } byte[] encodedData = RLP.encodeElement(tx.getSender().getBytes()); Assert.assertArrayEquals(encodedData, logResult.getData()); } @Test public void logUpdateCollectionsAfterRskip146HardFork() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); Transaction tx = mock(Transaction.class); RskAddress sender = mock(RskAddress.class); when(sender.toString()).thenReturn("0x0000000000000000000000000000000000000001"); when(tx.getSender()).thenReturn(sender); eventLogger.logUpdateCollections(tx); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); CallTransaction.Function event = BridgeEvents.UPDATE_COLLECTIONS.getEvent(); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(1, logResult.getTopics().size()); byte[][] topics = event.encodeEventTopics(); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], logResult.getTopics().get(i).getData()); } byte[] encodedData = event.encodeEventData(tx.getSender().toString()); Assert.assertArrayEquals(encodedData, logResult.getData()); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash) { if (activations.isActive(ConsensusRule.RSKIP146)) { ECKey key = ECKey.fromPublicOnly(federatorPublicKey.getPubKey()); String federatorRskAddress = ByteUtil.toHexString(key.getAddress()); logAddSignatureInSolidityFormat(rskTxHash, federatorRskAddress, federatorPublicKey); } else { logAddSignatureInRLPFormat(federatorPublicKey, btcTx, rskTxHash); } } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logAddSignatureBeforeRskip146HardFork() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(false); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); BtcECKey federatorPubKey = BtcECKey.fromPrivate(BigInteger.valueOf(2L)); BtcTransaction btcTx = mock(BtcTransaction.class); Keccak256 rskTxHash = PegTestUtils.createHash3(1); when(btcTx.getHashAsString()).thenReturn("3e72fdbae7bbd103f08e876c765e3d5ba35db30ea46cb45ab52803f987ead9fb"); eventLogger.logAddSignature(federatorPubKey, btcTx, rskTxHash.getBytes()); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(1, logResult.getTopics().size()); Assert.assertEquals(Bridge.ADD_SIGNATURE_TOPIC, logResult.getTopics().get(0)); Assert.assertNotNull(logResult.getData()); List<RLPElement> rlpData = RLP.decode2(logResult.getData()); Assert.assertEquals(1, rlpData.size()); RLPList dataList = (RLPList) rlpData.get(0); Assert.assertEquals(3, dataList.size()); Assert.assertArrayEquals(btcTx.getHashAsString().getBytes(), dataList.get(0).getRLPData()); Assert.assertArrayEquals(federatorPubKey.getPubKeyHash(), dataList.get(1).getRLPData()); Assert.assertArrayEquals(rskTxHash.getBytes(), dataList.get(2).getRLPData()); } @Test public void logAddSignatureAfterRskip146HardFork() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); BtcECKey federatorPubKey = BtcECKey.fromPrivate(BigInteger.valueOf(2L)); BtcTransaction btcTx = mock(BtcTransaction.class); Keccak256 rskTxHash = PegTestUtils.createHash3(1); when(btcTx.getHashAsString()).thenReturn("3e72fdbae7bbd103f08e876c765e3d5ba35db30ea46cb45ab52803f987ead9fb"); eventLogger.logAddSignature(federatorPubKey, btcTx, rskTxHash.getBytes()); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); CallTransaction.Function event = BridgeEvents.ADD_SIGNATURE.getEvent(); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(3, logResult.getTopics().size()); ECKey key = ECKey.fromPublicOnly(federatorPubKey.getPubKey()); String federatorRskAddress = ByteUtil.toHexString(key.getAddress()); byte[][] topics = event.encodeEventTopics(rskTxHash.getBytes(), federatorRskAddress); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], logResult.getTopics().get(i).getData()); } byte[] encodedData = event.encodeEventData(federatorPubKey.getPubKey()); Assert.assertArrayEquals(encodedData, logResult.getData()); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash) { if (activations.isActive(ConsensusRule.RSKIP146)) { logReleaseBtcInSolidityFormat(btcTx, rskTxHash); } else { logReleaseBtcInRLPFormat(btcTx); } } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logReleaseBtcBeforeRskip146() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(false); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); BtcTransaction btcTx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams()); Keccak256 rskTxHash = PegTestUtils.createHash3(1); eventLogger.logReleaseBtc(btcTx, rskTxHash.getBytes()); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(1, logResult.getTopics().size()); List<DataWord> topics = Collections.singletonList(Bridge.RELEASE_BTC_TOPIC); for (int i=0; i<topics.size(); i++) { Assert.assertEquals(topics.get(i), logResult.getTopics().get(i)); } byte[] encodedData = RLP.encodeList(RLP.encodeString(btcTx.getHashAsString()), RLP.encodeElement(btcTx.bitcoinSerialize())); Assert.assertArrayEquals(encodedData, logResult.getData()); } @Test public void logReleaseBtcAfterRskip146() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); BtcTransaction btcTx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams()); Keccak256 rskTxHash = PegTestUtils.createHash3(1); eventLogger.logReleaseBtc(btcTx, rskTxHash.getBytes()); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); CallTransaction.Function event = BridgeEvents.RELEASE_BTC.getEvent(); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(2, logResult.getTopics().size()); byte[][] topics = event.encodeEventTopics(rskTxHash.getBytes()); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], logResult.getTopics().get(i).getData()); } byte[] encodedData = event.encodeEventData(btcTx.bitcoinSerialize()); Assert.assertArrayEquals(encodedData, logResult.getData()); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation) { if (activations.isActive(ConsensusRule.RSKIP146)) { logCommitFederationInSolidityFormat(executionBlock, oldFederation, newFederation); } else { logCommitFederationInRLPFormat(executionBlock, oldFederation, newFederation); } } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logCommitFederationBeforeRskip146() { BridgeConstants constantsMock = mock(BridgeConstants.class); ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(false); when(constantsMock.getFederationActivationAge()).thenReturn(BridgeRegTestConstants.getInstance().getFederationActivationAge()); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(constantsMock, activations, eventLogs); Block executionBlock = mock(Block.class); when(executionBlock.getTimestamp()).thenReturn(15005L); when(executionBlock.getNumber()).thenReturn(15L); List<BtcECKey> oldFederationKeys = Arrays.asList( BtcECKey.fromPublicOnly(Hex.decode("036bb9eab797eadc8b697f0e82a01d01cabbfaaca37e5bafc06fdc6fdd38af894a")), BtcECKey.fromPublicOnly(Hex.decode("031da807c71c2f303b7f409dd2605b297ac494a563be3b9ca5f52d95a43d183cc5")), BtcECKey.fromPublicOnly(Hex.decode("025eefeeeed5cdc40822880c7db1d0a88b7b986945ed3fc05a0b45fe166fe85e12")), BtcECKey.fromPublicOnly(Hex.decode("03c67ad63527012fd4776ae892b5dc8c56f80f1be002dc65cd520a2efb64e37b49")) ); List<FederationMember> oldFederationMembers = FederationTestUtils.getFederationMembersWithBtcKeys(oldFederationKeys); Federation oldFederation = new Federation(oldFederationMembers, Instant.ofEpochMilli(15005L), 15L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST)); List<BtcECKey> newFederationKeys = Arrays.asList( BtcECKey.fromPublicOnly(Hex.decode("0346cb6b905e4dee49a862eeb2288217d06afcd4ace4b5ca77ebedfbc6afc1c19d")), BtcECKey.fromPublicOnly(Hex.decode("0269a0dbe7b8f84d1b399103c466fb20531a56b1ad3a7b44fe419e74aad8c46db7")), BtcECKey.fromPublicOnly(Hex.decode("026192d8ab41bd402eb0431457f6756a3f3ce15c955c534d2b87f1e0372d8ba338")) ); List<FederationMember> newFederationMembers = FederationTestUtils.getFederationMembersWithBtcKeys(newFederationKeys); Federation newFederation = new Federation( newFederationMembers, Instant.ofEpochMilli(5005L), 0L, NetworkParameters.fromID(NetworkParameters.ID_REGTEST) ); eventLogger.logCommitFederation(executionBlock, oldFederation, newFederation); Assert.assertEquals(1, eventLogs.size()); LogInfo logResult = eventLogs.get(0); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(logResult.getAddress())); Assert.assertEquals(1, logResult.getTopics().size()); Assert.assertEquals(Bridge.COMMIT_FEDERATION_TOPIC, logResult.getTopics().get(0)); Assert.assertNotNull(logResult.getData()); List<RLPElement> rlpData = RLP.decode2(logResult.getData()); Assert.assertEquals(1 , rlpData.size()); RLPList dataList = (RLPList)rlpData.get(0); Assert.assertEquals(3, dataList.size()); RLPList oldFedData = (RLPList) dataList.get(0); Assert.assertEquals(2, oldFedData.size()); Assert.assertArrayEquals(oldFederation.getAddress().getHash160(), oldFedData.get(0).getRLPData()); RLPList oldFedPubKeys = (RLPList) oldFedData.get(1); Assert.assertEquals(4, oldFedPubKeys.size()); for(int i = 0; i < 4; i++) { Assert.assertEquals(oldFederation.getBtcPublicKeys().get(i), BtcECKey.fromPublicOnly(oldFedPubKeys.get(i).getRLPData())); } RLPList newFedData = (RLPList) dataList.get(1); Assert.assertEquals(2, newFedData.size()); Assert.assertArrayEquals(newFederation.getAddress().getHash160(), newFedData.get(0).getRLPData()); RLPList newFedPubKeys = (RLPList) newFedData.get(1); Assert.assertEquals(3, newFedPubKeys.size()); for(int i = 0; i < 3; i++) { Assert.assertEquals(newFederation.getBtcPublicKeys().get(i), BtcECKey.fromPublicOnly(newFedPubKeys.get(i).getRLPData())); } Assert.assertEquals(15L + BridgeRegTestConstants.getInstance().getFederationActivationAge(), Long.valueOf(new String(dataList.get(2).getRLPData(), StandardCharsets.UTF_8)).longValue()); }
BridgeEventLoggerImpl implements BridgeEventLogger { public void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount) { CallTransaction.Function event = BridgeEvents.RELEASE_REQUESTED.getEvent(); byte[][] encodedTopicsInBytes = event.encodeEventTopics(rskTransactionHash, btcTx.getHash().getBytes()); List<DataWord> encodedTopics = LogInfo.byteArrayToList(encodedTopicsInBytes); byte[] encodedData = event.encodeEventData(amount.getValue()); this.logs.add(new LogInfo(BRIDGE_CONTRACT_ADDRESS, encodedTopics, encodedData)); } BridgeEventLoggerImpl(BridgeConstants bridgeConstants, ActivationConfig.ForBlock activations, List<LogInfo> logs); void logUpdateCollections(Transaction rskTx); void logAddSignature(BtcECKey federatorPublicKey, BtcTransaction btcTx, byte[] rskTxHash); void logReleaseBtc(BtcTransaction btcTx, byte[] rskTxHash); void logCommitFederation(Block executionBlock, Federation oldFederation, Federation newFederation); void logLockBtc(RskAddress receiver, BtcTransaction btcTx, Address senderBtcAddress, Coin amount); void logReleaseBtcRequested(byte[] rskTransactionHash, BtcTransaction btcTx, Coin amount); }
@Test public void logReleaseBtcRequested() { ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class); List<LogInfo> eventLogs = new LinkedList<>(); when(activations.isActive(ConsensusRule.RSKIP146)).thenReturn(true); BridgeEventLogger eventLogger = new BridgeEventLoggerImpl(null, activations, eventLogs); Keccak256 rskTxHash = PegTestUtils.createHash3(0); BtcTransaction btcTx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams()); Coin amount = Coin.SATOSHI; eventLogger.logReleaseBtcRequested(rskTxHash.getBytes(), btcTx, amount); Assert.assertEquals(1, eventLogs.size()); LogInfo entry = eventLogs.get(0); Assert.assertEquals(PrecompiledContracts.BRIDGE_ADDR, new RskAddress(entry.getAddress())); LogInfo result = eventLogs.get(0); Assert.assertArrayEquals(PrecompiledContracts.BRIDGE_ADDR.getBytes(), result.getAddress()); Assert.assertEquals(3, result.getTopics().size()); CallTransaction.Function event = BridgeEvents.RELEASE_REQUESTED.getEvent(); byte[][] topics = event.encodeEventTopics(rskTxHash.getBytes(), btcTx.getHash().getBytes()); for (int i=0; i<topics.length; i++) { Assert.assertArrayEquals(topics[i], result.getTopics().get(i).getData()); } Assert.assertArrayEquals(event.encodeEventData(amount.getValue()), result.getData()); }
ReleaseRequestQueue { public void add(Address destination, Coin amount, Keccak256 rskTxHash) { entries.add(new Entry(destination, amount, rskTxHash)); } ReleaseRequestQueue(List<Entry> entries); List<Entry> getEntriesWithoutHash(); List<Entry> getEntriesWithHash(); List<Entry> getEntries(); void add(Address destination, Coin amount, Keccak256 rskTxHash); void add(Address destination, Coin amount); void process(int maxIterations, Processor processor); }
@Test public void add() { Assert.assertFalse(queue.getEntries().contains(new ReleaseRequestQueue.Entry(mockAddress(10), Coin.valueOf(10)))); queue.add(mockAddress(10), Coin.valueOf(10), null); Assert.assertTrue(queue.getEntries().contains(new ReleaseRequestQueue.Entry(mockAddress(10), Coin.valueOf(10)))); }
ReleaseRequestQueue { public void process(int maxIterations, Processor processor) { ListIterator<Entry> iterator = entries.listIterator(); List<Entry> toRetry = new ArrayList<>(); int i = 0; while (iterator.hasNext() && i < maxIterations) { Entry entry = iterator.next(); iterator.remove(); ++i; if (!processor.process(entry)) { toRetry.add(entry); } } entries.addAll(toRetry); } ReleaseRequestQueue(List<Entry> entries); List<Entry> getEntriesWithoutHash(); List<Entry> getEntriesWithHash(); List<Entry> getEntries(); void add(Address destination, Coin amount, Keccak256 rskTxHash); void add(Address destination, Coin amount); void process(int maxIterations, Processor processor); }
@Test public void process() { class Indexer { public int index = 0; } Indexer idx = new Indexer(); queue.process(30, entry -> { assertEquals(entry, queueEntries.get(idx.index)); return idx.index++ % 2 == 0; }); assertEquals(5, idx.index); assertEquals(Arrays.asList( new ReleaseRequestQueue.Entry(mockAddress(5), Coin.COIN), new ReleaseRequestQueue.Entry(mockAddress(3), Coin.MILLICOIN) ), queue.getEntries()); }
P2shP2wpkhBtcLockSender implements BtcLockSender { public boolean tryParse(BtcTransaction btcTx) { if (btcTx == null) { return false; } if (!btcTx.hasWitness()) { return false; } if (btcTx.getInput(0).getScriptBytes() == null) { return false; } if (btcTx.getInput(0).getScriptSig().getChunks().size() != 1) { return false; } if (btcTx.getWitness(0).getPushCount() != 2) { return false; } byte[] pubKey = btcTx.getWitness(0).getPush(1); BtcECKey key = BtcECKey.fromPublicOnly(btcTx.getWitness(0).getPush(1)); if (!key.isCompressed()) { return false; } try { byte[] keyHash = key.getPubKeyHash(); byte[] redeemScript = ByteUtil.merge(new byte[]{ 0x00, 0x14}, keyHash); byte[] scriptPubKey = HashUtil.ripemd160(Sha256Hash.hash(redeemScript)); this.btcAddress = new Address(btcTx.getParams(), btcTx.getParams().getP2SHHeader(), scriptPubKey); this.rskAddress = new RskAddress(org.ethereum.crypto.ECKey.fromPublicOnly(pubKey).getAddress()); } catch (Exception e) { return false; } return true; } P2shP2wpkhBtcLockSender(); BtcLockSender.TxType getType(); Address getBTCAddress(); RskAddress getRskAddress(); boolean tryParse(BtcTransaction btcTx); }
@Test public void doesnt_parse_if_transaction_is_null() { BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(null)); } @Test public void doesnt_parse_if_transaction_doesnt_have_witness() { BtcTransaction btcTx = new BtcTransaction(networkParameters); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_transaction_has_scriptsig_with_more_than_one_chunk() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(PegTestUtils.createHash(1), 0, ScriptBuilder.createInputScript(null, new BtcECKey())); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_transaction_has_null_scriptsig() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(new TransactionInput(btcTx.getParams(), null, null)); TransactionWitness witness = new TransactionWitness(1); witness.setPush(0, new byte[]{}); btcTx.setWitness(0, witness); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_transaction_witness_doesnt_have_two_pushes() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(PegTestUtils.createHash(1), 0, new Script(new byte[]{})); TransactionWitness witness = new TransactionWitness(1); witness.setPush(0, new byte[]{}); btcTx.setWitness(0, witness); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2pkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2PKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_multisig_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHMULTISIG); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wsh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WSH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wpkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); }
RLP { public static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index) { try { if (msgData == null || msgData.length == 0) { return; } int pos = startPos; while (pos < endPos) { if (level == levelToIndex) { index.add(pos); } if ((msgData[pos] & 0xFF) >= OFFSET_LONG_LIST) { byte lengthOfLength = (byte) (msgData[pos] - OFFSET_LONG_LIST); int length = calcLength(lengthOfLength, msgData, pos); System.out.println("-- level: [" + level + "] Found big list length: " + length); fullTraverse(msgData, level + 1, pos + lengthOfLength + 1, pos + lengthOfLength + length, levelToIndex, index); pos += lengthOfLength + length + 1; continue; } if ((msgData[pos] & 0xFF) >= OFFSET_SHORT_LIST && (msgData[pos] & 0xFF) < OFFSET_LONG_LIST) { byte length = (byte) ((msgData[pos] & 0xFF) - OFFSET_SHORT_LIST); System.out.println("-- level: [" + level + "] Found small list length: " + length); fullTraverse(msgData, level + 1, pos + 1, pos + length + 1, levelToIndex, index); pos += 1 + length; continue; } if ((msgData[pos] & 0xFF) >= OFFSET_LONG_ITEM && (msgData[pos] & 0xFF) < OFFSET_SHORT_LIST) { byte lengthOfLength = (byte) (msgData[pos] - OFFSET_LONG_ITEM); int length = calcLength(lengthOfLength, msgData, pos); System.out.println("-- level: [" + level + "] Found big item length: " + length); pos += lengthOfLength + length + 1; continue; } if ((msgData[pos] & 0xFF) > OFFSET_SHORT_ITEM && (msgData[pos] & 0xFF) < OFFSET_LONG_ITEM) { byte length = (byte) ((msgData[pos] & 0xFF) - OFFSET_SHORT_ITEM); System.out.println("-- level: [" + level + "] Found small item length: " + length); pos += 1 + length; continue; } if ((msgData[pos] & 0xFF) == OFFSET_SHORT_ITEM) { System.out.println("-- level: [" + level + "] Found null item: "); pos += 1; continue; } if ((msgData[pos] & 0xFF) < OFFSET_SHORT_ITEM) { System.out.println("-- level: [" + level + "] Found single item: "); pos += 1; continue; } } } catch (Throwable th) { throw new RuntimeException("RLP wrong encoding", th.fillInStackTrace()); } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test11() { String tx = "F86E12F86B80881BC16D674EC8000094CD2A3D9F938E13CD947EC05ABC7FE734DF8DD8268609184E72A00064801BA0C52C114D4F5A3BA904A9B3036E5E118FE0DBB987FE3955DA20F2CD8F6C21AB9CA06BA4C2874299A55AD947DBC98A25EE895AABF6B625C26C435E84BFD70EDF2F69"; byte[] payload = Hex.decode(tx); Queue<Integer> index = new LinkedList<>(); fullTraverse(payload, 0, 0, payload.length, 1, index); }
P2shMultisigBtcLockSender implements BtcLockSender { public boolean tryParse(BtcTransaction btcTx) { if (btcTx == null) { return false; } if (btcTx.getInputs().size() == 0) { return false; } if (btcTx.getInput(0).getScriptBytes() == null) { return false; } Script scriptSig = btcTx.getInput(0).getScriptSig(); if (scriptSig.getChunks().size() < 3) { return false; } int chunksLength = scriptSig.getChunks().size(); byte[] redeemScript = scriptSig.getChunks().get(chunksLength - 1).data; Script redeem = new Script(redeemScript); if(!redeem.isSentToMultiSig()) { return false; } try { byte[] scriptPubKey = HashUtil.ripemd160(Sha256Hash.hash(redeemScript)); this.btcAddress = new Address(btcTx.getParams(), btcTx.getParams().getP2SHHeader(), scriptPubKey); } catch(Exception e) { return false; } return true; } P2shMultisigBtcLockSender(); BtcLockSender.TxType getType(); Address getBTCAddress(); RskAddress getRskAddress(); boolean tryParse(BtcTransaction btcTx); }
@Test public void doesnt_parse_if_transaction_is_null() { BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(null)); } @Test public void doesnt_parse_if_tx_doesnt_have_inputs() { BtcTransaction btcTx = new BtcTransaction(networkParameters); BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_tx_doesnt_have_scriptsig() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(new TransactionInput(networkParameters, null, null)); BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2pkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2PKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wpkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WPKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wsh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WSH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shMultisigBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); }
RLP { @Nonnull public static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData) { ArrayList<RLPElement> elements = new ArrayList<>(); if (msgData == null) { return elements; } int tlength = msgData.length; int position = 0; while (position < tlength) { Pair<RLPElement, Integer> next = decodeElement(msgData, position); elements.add(next.getKey()); position = next.getValue(); } return elements; } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test public void test12() { String tx = "F86E12F86B80881BC16D674EC8000094CD2A3D9F938E13CD947EC05ABC7FE734DF8DD8268609184E72A00064801BA0C52C114D4F5A3BA904A9B3036E5E118FE0DBB987FE3955DA20F2CD8F6C21AB9CA06BA4C2874299A55AD947DBC98A25EE895AABF6B625C26C435E84BFD70EDF2F69"; byte[] payload = Hex.decode(tx); ArrayList<RLPElement> rlpList = decode2(payload); } @Test public void test13() { String peers = "f9 14 90 11 f8 4c c6 81 83 68 81 fc 04 82 76 5f b8 40 07 7e 53 7a 8b 36 73 e8 f1 b6 25 db cc " + "90 2e a7 d4 ce d9 40 2e 46 64 e8 73 67 95 12 cc 23 60 69 8e 53 42 56 52 a0 46 24 fc f7 8c db a1 a3 " + "23 30 87 a9 19 a3 4d 11 ae da ce ee b7 d8 33 fc bf 26 f8 4c c6 63 81 e7 58 81 af 82 76 5f b8 40 0a " + "b2 cd e8 3a 09 84 03 dd c2 ea 54 14 74 0d 8a 01 93 e4 49 c9 6e 11 24 19 96 7a bc 62 eb 17 cd ce d7 " + "7a e0 ab 07 5e 04 f7 dd dc d4 3f b9 04 8b e5 32 06 a0 40 62 0b de 26 cb 74 3f a3 12 31 9f f8 4d c7 " + "81 cf 81 db 45 81 9a 82 76 5f b8 40 19 c3 3d a7 03 1c ff 17 7e fa 84 2f aa 3d 31 bd 83 e1 76 4e c6 " + "10 f2 36 94 4a 9f 8a 21 c1 c5 1a 04 f4 7f 6b 5f c3 ef e6 5c af 36 94 43 63 5a fc 58 d8 f5 d4 e2 f1 " + "2a f9 ee ec 3c 6e 30 bf 0a 2b f8 4c c6 44 30 81 ad 81 a3 82 76 5f b8 40 1e 59 c2 82 08 12 94 80 84 " + "97 ae 7a 7e 97 67 98 c4 2b 8b cc e1 3c 9d 8b 0e cf 8a fe cd b5 df d4 ef a8 77 0f c0 d1 f7 de 63 c9 " + "16 40 e7 e8 b4 35 8c 9e 3e d0 f3 d6 c9 86 20 ad 7e a4 24 18 c9 ec f8 4b c5 1f 12 81 9e 48 82 76 5f " + "b8 40 1f 68 c0 75 c1 d8 7b c0 47 65 43 0f df b1 e5 d0 0f 1b 78 4e d6 be 72 1e 4c af f7 be b5 7b 4b " + "21 7b 95 da 19 b5 ec 66 04 58 68 b3 9a ac 2e 08 76 cf 80 f0 b6 8d 0f a2 0b db 90 36 be aa 70 61 ea " + "f8 4c c6 81 bf 81 ea 39 37 82 76 5f b8 40 21 78 0c 55 b4 7d b4 b1 14 67 b5 f5 5b 0b 55 5e 08 87 ce " + "36 fb d9 75 e2 24 b1 c7 0e ac 7a b8 e8 c2 db 37 f0 a4 8b 90 ff dd 5a 37 9a da 99 b6 a0 f6 42 9c 4a " + "53 c2 55 58 19 1a 68 26 36 ae f4 f2 f8 4c c6 44 30 81 ad 81 a3 82 76 5f b8 40 23 15 cb 7c f4 9b 8e " + "ab 21 2c 5a 45 79 0b 50 79 77 39 73 8f 5f 73 34 39 b1 90 11 97 37 ee 8c 09 bc 72 37 94 71 2a a8 2f " + "26 70 bc 58 1a b0 75 7e f2 31 37 ac 0f df 0f 8c 89 65 e7 dd 6b a7 9f 8c f8 4e c8 81 bf 81 b1 81 d1 " + "81 9f 82 76 5f b8 40 24 9a 36 41 e5 a8 d0 8e 41 a5 cf c8 da e1 1f 17 61 25 4f 4f d4 7d 9b 13 33 8d " + "b8 e6 e3 72 9e 6f 2a c9 ec 09 7a 5c 80 96 84 d6 2a 41 e6 df c2 ff f7 2d c3 db d9 7e a2 61 32 bb 97 " + "64 05 65 bb 0c f8 4a c4 55 41 7e 2d 82 76 5f b8 40 2a 38 ea 5d 9a 7e fd 7f ff c0 a8 1d 8e a7 ed 28 " + "31 1c 40 12 bb ab 14 07 c8 da d2 68 51 29 e0 42 17 27 34 a3 28 e8 90 7f 90 54 b8 22 5f e7 70 41 d8 " + "a4 86 a9 79 76 d2 83 72 42 ab 6c 8c 59 05 e4 f8 4c c6 81 83 68 81 fc 04 82 76 5f b8 40 32 4d d9 36 " + "38 4d 8c 0d de fd e0 4b a7 40 29 98 ab bd 63 d7 9c 0b f8 58 6b 3d d2 c7 db f6 c9 1e b8 0a 7b 6d e8 " + "f1 6a 50 04 4f 14 9c 7b 39 aa fb 9c 3a d7 f2 ca a4 03 55 aa b0 98 88 18 6f cc a2 f8 4c c6 44 30 81 " + "ad 81 a3 82 76 5f b8 40 39 42 45 c0 99 16 33 ed 06 0b af b9 64 68 53 d3 44 18 8b 80 4f e3 7e 25 a5 " + "bc ac 44 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41 2d 82 87 8f 3b d3 f8 4b c5 41 5e 31 81 97 82 76 5f b8 40 e5 e8 d8 c2 d7 62 d2 1c a1 " + "e9 bc ee 8a dc 53 60 0f 2d 89 40 97 54 26 66 d6 b5 f4 1b 23 58 4b 07 f6 09 01 ab 40 9d df 91 e0 cd " + "25 62 da ff f2 cb 0f 22 1e b9 f1 15 6f 78 1a 5d 99 31 a0 2a 2e 07 f8 4a c4 55 41 7e 2d 82 76 5f b8 " + "40 ea 99 2c 13 68 7c 20 e7 90 a9 ff a6 df 8b 1a 16 86 88 e2 a8 87 36 5d 7a 50 21 86 fa 0d 62 20 e8 " + "3e 11 3a 1f e7 7d c0 68 9d 55 ba 2e 8a 83 aa 8e 20 42 18 f4 d8 e7 32 82 5b d7 80 cf 94 ed 5c c3 f8 " + "4b c5 56 7c 52 81 fe 82 76 5f b8 40 f6 15 5f 1a 60 14 3b 7d 9d 5d 1a 44 0d 7d 52 fe 68 09 f6 9e 0c " + "6f 1e 00 24 45 7e 0d 71 dd 88 ad e3 b1 3a aa 94 0c 89 ac 06 10 95 2b 48 bd 83 2c 42 e3 43 a1 3e 61 " + "ff db 06 01 0c ff c3 45 e0 53 f8 4c c6 63 81 e7 58 81 af 82 76 5f b8 40 fa 56 85 61 b7 d5 28 8d f7 " + "a5 06 c9 bc 1c 95 12 ab 39 6e 68 c4 6f 0e 62 c2 1d c1 aa 58 4b 84 4a 8a 7e 94 4f 69 71 30 36 65 fd " + "37 b1 38 d9 a5 f6 37 e6 72 ed b9 89 69 66 4c 4e 7f d1 c4 12 6d ef"; byte[] payload = Hex.decode(peers); ArrayList<RLPElement> rlpList = decode2(payload); } @Test public void test14() { String blocksMsg = 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byte[] payload = Hex.decode(blocksMsg); ArrayList<RLPElement> rlpList = decode2(payload); } @Test public void test15() { String helloMsg = "f8 91 80 0b 80 b8 46 45 74 68 65 72 65 75 6d 28 2b 2b 29 2f 5a 65 72 6f 47 6f 78 2e 70 72 " + "69 63 6b 6c 79 5f 6d 6f 72 73 65 2f 76 30 2e 34 2e 32 2f 52 65 6c 65 61 73 65 2d 57 69 6e 33 32 2f " + "57 69 6e 64 6f 77 73 2f 56 53 32 30 31 33 07 82 76 5f b8 40 ea 99 2c 13 68 7c 20 e7 90 a9 ff a6 df " + "8b 1a 16 86 88 e2 a8 87 36 5d 7a 50 21 86 fa 0d 62 20 e8 3e 11 3a 1f e7 7d c0 68 9d 55 ba 2e 8a 83 " + "aa 8e 20 42 18 f4 d8 e7 32 82 5b d7 80 cf 94 ed 5c c3"; byte[] payload = Hex.decode(helloMsg); ArrayList<RLPElement> rlpList = decode2(payload); } @Test public void testRlpDecode() { int pos = 0; String emptyString; byte[] decodedData; RLPList decodedList; emptyString = ByteUtil.toHexStringOrEmpty(decode2(Hex.decode(result01)).get(0).getRLPData()); assertEquals("", emptyString); emptyString = ByteUtil.toHexStringOrEmpty(decode2(Hex.decode(result02)).get(0).getRLPData()); assertEquals(test02, emptyString); decodedData = decode2(Hex.decode(result03)).get(0).getRLPData(); assertEquals(test03, bytesToAscii(decodedData)); decodedData = decode2(Hex.decode(result04)).get(0).getRLPData(); assertEquals(test04, bytesToAscii(decodedData)); decodedData = decode2(Hex.decode(result05)).get(0).getRLPData(); assertEquals(test05, bytesToAscii(decodedData)); decodedList = (RLPList) decode2(Hex.decode(result06)).get(0); assertEquals(test06[0], bytesToAscii(decodedList.get(0).getRLPData())); assertEquals(test06[1], bytesToAscii(decodedList.get(1).getRLPData())); decodedList = (RLPList) decode2(Hex.decode(result07)).get(0); assertEquals(test07[0], bytesToAscii(decodedList.get(0).getRLPData())); assertEquals(test07[1], bytesToAscii(decodedList.get(1).getRLPData())); assertEquals(test07[2], bytesToAscii(decodedList.get(2).getRLPData())); decodedData = decode2(Hex.decode(result08)).get(0).getRLPData(); assertEquals(test08, byteArrayToInt(decodedData)); decodedData = decode2(Hex.decode(result09)).get(0).getRLPData(); assertEquals(test09, byteArrayToInt(decodedData)); decodedData = decode2(Hex.decode(result10)).get(0).getRLPData(); assertEquals(test10, byteArrayToInt(decodedData)); decodedData = decode2(Hex.decode(result11)).get(0).getRLPData(); assertEquals(test11, byteArrayToInt(decodedData)); decodedData = decode2(Hex.decode(result12)).get(0).getRLPData(); assertTrue(test12.compareTo(BigIntegers.fromUnsignedByteArray(decodedData)) == 0); decodedData = decode2(Hex.decode(result13)).get(0).getRLPData(); assertTrue(test13.compareTo(BigIntegers.fromUnsignedByteArray(decodedData)) == 0); RLPList testObject1 = (RLPList) decode2(Hex.decode(result14)).get(0); assertTrue(Arrays.equals((byte[])expected14[0], testObject1.get(0).getRLPData())); assertTrue(Arrays.equals((byte[])expected14[1], testObject1.get(1).getRLPData())); assertTrue(((RLPList)testObject1.get(2)).size() == 0); RLPList testObject2 = (RLPList) decode2(Hex.decode(result15)).get(0); assertTrue(testObject2.size() == 2); assertTrue(((RLPList)testObject2.get(0)).size() == 2); assertTrue(((RLPList)testObject2.get(1)).size() == 0); assertTrue(((RLPList)((RLPList)testObject2.get(0)).get(0)).size() == 0); assertTrue(((RLPList)((RLPList)testObject2.get(0)).get(1)).size() == 0); RLPList testObject3 = (RLPList)decode2(Hex.decode(result16)).get(0); assertTrue(testObject3.size() == 3); assertTrue(Arrays.equals((byte[])expected16[0], testObject3.get(0).getRLPData())); assertTrue(((RLPList)testObject3.get(1)).size() == 1); assertTrue(Arrays.equals((byte[])((Object[])expected16[1])[0], ((RLPList)testObject3.get(1)).get(0).getRLPData())); assertTrue(Arrays.equals((byte[])expected16[2], testObject3.get(2).getRLPData())); }
P2shP2wshBtcLockSender implements BtcLockSender { public boolean tryParse(BtcTransaction btcTx) { if (btcTx == null) { return false; } if (!btcTx.hasWitness()) { return false; } if (btcTx.getInput(0).getScriptBytes() == null) { return false; } if (btcTx.getInput(0).getScriptSig().getChunks().size() != 1) { return false; } if (btcTx.getWitness(0).getPushCount() < 3) { return false; } int pushesLength = btcTx.getWitness(0).getPushCount(); byte[] redeemScript = btcTx.getWitness(0).getPush(pushesLength - 1); Script redeem = new Script(redeemScript); if (!redeem.isSentToMultiSig()) { return false; } try { byte[] redeemScriptHash = Sha256Hash.hash(redeemScript); byte[] merged = ByteUtil.merge(new byte[]{0x00, 0x20}, redeemScriptHash); byte[] hashedAgain = Sha256Hash.hash(merged); byte[] scriptPubKey = HashUtil.ripemd160(hashedAgain); this.btcAddress = new Address(btcTx.getParams(), btcTx.getParams().getP2SHHeader(), scriptPubKey); } catch (Exception e) { return false; } return true; } P2shP2wshBtcLockSender(); BtcLockSender.TxType getType(); Address getBTCAddress(); RskAddress getRskAddress(); boolean tryParse(BtcTransaction btcTx); }
@Test public void doesnt_parse_if_transaction_is_null() { BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(null)); } @Test public void doesnt_parse_if_transaction_doesnt_have_witness() { BtcTransaction btcTx = new BtcTransaction(networkParameters); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_tx_doesnt_have_scriptsig() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(new TransactionInput(btcTx.getParams(), null, null)); TransactionWitness witness = new TransactionWitness(1); witness.setPush(0, new byte[]{}); btcTx.setWitness(0, witness); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_transaction_witness_doesnt_have_at_least_three_pushes() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(PegTestUtils.createHash(1), 0, ScriptBuilder.createInputScript(null, new BtcECKey())); TransactionWitness witness = new TransactionWitness(2); witness.setPush(0, new byte[]{}); witness.setPush(1, new byte[]{}); btcTx.setWitness(0, witness); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2pkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2PKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wpkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WPKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_multisig_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHMULTISIG); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2shP2wshBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); }
P2pkhBtcLockSender implements BtcLockSender { public boolean tryParse (BtcTransaction btcTx) { if (btcTx == null) { return false; } if (btcTx.getInputs().size() == 0) { return false; } if (btcTx.getInput(0).getScriptBytes() == null) { return false; } Script scriptSig = btcTx.getInput(0).getScriptSig(); if (scriptSig.getChunks().size() != 2) { return false; } try { byte[] data = scriptSig.getChunks().get(1).data; BtcECKey senderBtcKey = BtcECKey.fromPublicOnly(data); this.btcAddress = new Address(btcTx.getParams(), senderBtcKey.getPubKeyHash()); org.ethereum.crypto.ECKey key = org.ethereum.crypto.ECKey.fromPublicOnly(data); this.rskAddress = new RskAddress(key.getAddress()); } catch(Exception e) { return false; } return true; } P2pkhBtcLockSender(); BtcLockSender.TxType getType(); Address getBTCAddress(); RskAddress getRskAddress(); boolean tryParse(BtcTransaction btcTx); }
@Test public void doesnt_parse_if_tx_is_null() { BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(null)); } @Test public void doesnt_parse_if_tx_doesnt_have_inputs() { BtcTransaction btcTx = new BtcTransaction(networkParameters); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_tx_doesnt_have_scriptsig() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(new TransactionInput(networkParameters, null, null)); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void doesnt_parse_if_tx_scriptsig_doesnt_have_two_chunks() { BtcTransaction btcTx = new BtcTransaction(networkParameters); btcTx.addInput(new TransactionInput(networkParameters, null, new byte[]{0x00})); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wpkh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WPKH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_multisig_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHMULTISIG); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); } @Test public void rejects_p2sh_p2wsh_transaction() { String rawTx = RawTransactions.txs.get(BtcLockSender.TxType.P2SHP2WSH); BtcTransaction btcTx = new BtcTransaction(networkParameters, Hex.decode(rawTx)); BtcLockSender btcLockSender = new P2pkhBtcLockSender(); Assert.assertFalse(btcLockSender.tryParse(btcTx)); }
BtcLockSenderProvider { public Optional<BtcLockSender> tryGetBtcLockSender(BtcTransaction tx) { if (tx == null) { return Optional.empty(); } BtcLockSender result; result = new P2pkhBtcLockSender(); if (result.tryParse(tx)) { return Optional.of(result); } result = new P2shP2wpkhBtcLockSender(); if (result.tryParse(tx)) { return Optional.of(result); } result = new P2shMultisigBtcLockSender(); if (result.tryParse(tx)) { return Optional.of(result); } result = new P2shP2wshBtcLockSender(); if (result.tryParse(tx)) { return Optional.of(result); } return Optional.empty(); } Optional<BtcLockSender> tryGetBtcLockSender(BtcTransaction tx); }
@Test public void gets_null_if_btc_transaction_is_not_valid() { BtcLockSenderProvider provider = new BtcLockSenderProvider(); assertFalse(provider.tryGetBtcLockSender(null).isPresent()); assertFalse(provider.tryGetBtcLockSender(new BtcTransaction(params)).isPresent()); } @Test public void gets_valid_sender_from_p2pkh_btc_transaction() { BtcLockSenderProvider provider = new BtcLockSenderProvider(); String rawTx = "02000000028f7efa7cf43fe0d7e557327f02fbebf72049a28715f3c0747b902b061a464c2f010000006a47304402201c1c7ee" + "58d152768e7d71010856e501a979c35ab97168dd2b15d155dbe60b8fe022027c8c7c0d16398df212b3997ac67220bbb0abdacfd89be7020b" + "25731c9d401af0121027bb07922f9266efc9eb650d94133b995bfcfa80d49011d52807c81ab700247acffffffff3e185adee7df6eeb167d1eaeed" + "3869d6a6e1c72f79fcc9c4c5b9a326961267790000000048473044022027b97e40c064014c08decfe7b0c6111df52c392a96409b6ce45b665255ba2" + "97e022067901051359d85760a2649c08c5a230e712c5ba6a7d89be0cd65f52ff352e2bd01feffffff0200e1f505000000001976a9149a81fd1d49be2ee5" + "ada2bc96c2e0363f27f2e1dd88ac6c3d7d010000000017a914d7f3aadae6afc7b55c75675a42010c7c67450c6c8700000000"; BtcTransaction tx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams(), Hex.decode(rawTx)); org.ethereum.crypto.ECKey key = org.ethereum.crypto.ECKey.fromPublicOnly(Hex.decode("027bb07922f9266efc9eb650d94133b995bfcfa80d49011d52807c81ab700247ac")); RskAddress senderAddress = new RskAddress(key.getAddress()); Optional<BtcLockSender> result = provider.tryGetBtcLockSender(tx); assertTrue(result.isPresent()); BtcLockSender btcLockSender = result.get(); Assert.assertEquals(BtcLockSender.TxType.P2PKH, btcLockSender.getType()); Assert.assertEquals(senderAddress, btcLockSender.getRskAddress()); Assert.assertEquals("mpgJ8n2NUf23NHcJs59LgEqQ4yCv7MYGU6", btcLockSender.getBTCAddress().toBase58()); } @Test public void gets_valid_sender_from_p2sh_p2wpkh_btc_transaction() { BtcLockSenderProvider provider = new BtcLockSenderProvider(); String rawTx = "020000000001017001d967a340069c0b169fcbeb9cb6e0d78a27c94a41acbce762abc695aefab10000000017160014cfa63de9979e2a8005e6cb516b86202860ff3971ffffffff0200c2eb0b0000000017a914291a7ddc558810708149a731f39cd3c3a8782cfd870896e1110000000017a91425a2e67511a0207c4387ce8d3eeef498a4782e64870247304402207e0615f440bbc50351fb5d8839b3fae6c74f652c9ffc9291008f4ea39f9565980220354c734511a0560367b300eecb1a7472317a995462622e06ee91cbe0517c17e1012102e87cd90f3cb0d64eeba797fbb8f8ceaadc09e0128afbaefb0ee9535875ea395400000000"; BtcTransaction tx = new BtcTransaction(BridgeRegTestConstants.getInstance().getBtcParams(), Hex.decode(rawTx)); Optional<BtcLockSender> result = provider.tryGetBtcLockSender(tx); assertTrue(result.isPresent()); BtcLockSender btcLockSender = result.get(); BtcECKey key = BtcECKey.fromPublicOnly(Hex.decode("02e87cd90f3cb0d64eeba797fbb8f8ceaadc09e0128afbaefb0ee9535875ea3954")); byte[] scriptHash = Hex.decode("bf79dcd97426a127d4ed39385fa58feeb7272387"); Assert.assertEquals(new Address(tx.getParams(), tx.getParams().getP2SHHeader(), scriptHash), btcLockSender.getBTCAddress()); Assert.assertEquals(new RskAddress(ECKey.fromPublicOnly(key.getPubKey()).getAddress()), btcLockSender.getRskAddress()); Assert.assertEquals(BtcLockSender.TxType.P2SHP2WPKH, btcLockSender.getType()); }
RepositoryBtcBlockStoreWithCache implements BtcBlockStoreWithCache { @Override public synchronized StoredBlock getChainHead() { byte[] ba = repository.getStorageBytes(contractAddress, DataWord.fromString(BLOCK_STORE_CHAIN_HEAD_KEY)); if (ba == null) { return null; } return byteArrayToStoredBlock(ba); } RepositoryBtcBlockStoreWithCache(NetworkParameters btcNetworkParams, Repository repository, Map<Sha256Hash, StoredBlock> cacheBlocks, RskAddress contractAddress); @Override synchronized void put(StoredBlock storedBlock); @Override synchronized StoredBlock get(Sha256Hash hash); @Override synchronized StoredBlock getChainHead(); @Override synchronized void setChainHead(StoredBlock newChainHead); @Override void close(); @Override NetworkParameters getParams(); @Override StoredBlock getFromCache(Sha256Hash branchBlockHash); @Override StoredBlock getStoredBlockAtMainChainHeight(int height); @Override StoredBlock getStoredBlockAtMainChainDepth(int depth); static final String BLOCK_STORE_CHAIN_HEAD_KEY; static final int MAX_DEPTH_STORED_BLOCKS; static final int MAX_SIZE_MAP_STORED_BLOCKS; }
@Test public void getChainHead_Test() throws BlockStoreException { BtcBlockStoreWithCache btcBlockStore = createBlockStore(); assertEquals(networkParameters.getGenesisBlock(), btcBlockStore.getChainHead().getHeader()); }
RepositoryBtcBlockStoreWithCache implements BtcBlockStoreWithCache { @Override public NetworkParameters getParams() { return btcNetworkParams; } RepositoryBtcBlockStoreWithCache(NetworkParameters btcNetworkParams, Repository repository, Map<Sha256Hash, StoredBlock> cacheBlocks, RskAddress contractAddress); @Override synchronized void put(StoredBlock storedBlock); @Override synchronized StoredBlock get(Sha256Hash hash); @Override synchronized StoredBlock getChainHead(); @Override synchronized void setChainHead(StoredBlock newChainHead); @Override void close(); @Override NetworkParameters getParams(); @Override StoredBlock getFromCache(Sha256Hash branchBlockHash); @Override StoredBlock getStoredBlockAtMainChainHeight(int height); @Override StoredBlock getStoredBlockAtMainChainDepth(int depth); static final String BLOCK_STORE_CHAIN_HEAD_KEY; static final int MAX_DEPTH_STORED_BLOCKS; static final int MAX_SIZE_MAP_STORED_BLOCKS; }
@Test public void getParams_Test() { BtcBlockStoreWithCache btcBlockStore = createBlockStore(); assertEquals(networkParameters, btcBlockStore.getParams()); }
FederationSupport { public Federation getActiveFederation() { switch (getActiveFederationReference()) { case NEW: return provider.getNewFederation(); case OLD: return provider.getOldFederation(); case GENESIS: default: return bridgeConstants.getGenesisFederation(); } } FederationSupport(BridgeConstants bridgeConstants, BridgeStorageProvider provider, Block executionBlock); int getFederationSize(); byte[] getFederatorBtcPublicKey(int index); byte[] getFederatorPublicKeyOfType(int index, FederationMember.KeyType keyType); byte[] getMemberPublicKeyOfType(List<FederationMember> members, int index, FederationMember.KeyType keyType, String errorPrefix); Federation getActiveFederation(); @Nullable Federation getRetiringFederation(); List<UTXO> getActiveFederationBtcUTXOs(); List<UTXO> getRetiringFederationBtcUTXOs(); boolean amAwaitingFederationActivation(); }
@Test public void whenNewFederationIsNullThenActiveFederationIsGenesisFederation() { Federation genesisFederation = getNewFakeFederation(0); when(provider.getNewFederation()) .thenReturn(null); when(bridgeConstants.getGenesisFederation()) .thenReturn(genesisFederation); assertThat(federationSupport.getActiveFederation(), is(genesisFederation)); } @Test public void whenOldFederationIsNullThenActiveFederationIsNewFederation() { Federation newFederation = getNewFakeFederation(100); when(provider.getNewFederation()) .thenReturn(newFederation); when(provider.getOldFederation()) .thenReturn(null); assertThat(federationSupport.getActiveFederation(), is(newFederation)); } @Test public void whenOldAndNewFederationArePresentReturnOldFederationByActivationAge() { Federation newFederation = getNewFakeFederation(75); Federation oldFederation = getNewFakeFederation(0); when(provider.getNewFederation()) .thenReturn(newFederation); when(provider.getOldFederation()) .thenReturn(oldFederation); when(executionBlock.getNumber()) .thenReturn(80L); when(bridgeConstants.getFederationActivationAge()) .thenReturn(10L); assertThat(federationSupport.getActiveFederation(), is(oldFederation)); } @Test public void whenOldAndNewFederationArePresentReturnNewFederationByActivationAge() { Federation newFederation = getNewFakeFederation(65); Federation oldFederation = getNewFakeFederation(0); when(provider.getNewFederation()) .thenReturn(newFederation); when(provider.getOldFederation()) .thenReturn(oldFederation); when(executionBlock.getNumber()) .thenReturn(80L); when(bridgeConstants.getFederationActivationAge()) .thenReturn(10L); assertThat(federationSupport.getActiveFederation(), is(newFederation)); }
FederationSupport { public byte[] getMemberPublicKeyOfType(List<FederationMember> members, int index, FederationMember.KeyType keyType, String errorPrefix) { if (index < 0 || index >= members.size()) { throw new IndexOutOfBoundsException(String.format("%s index must be between 0 and %d", errorPrefix, members.size() - 1)); } return members.get(index).getPublicKey(keyType).getPubKey(true); } FederationSupport(BridgeConstants bridgeConstants, BridgeStorageProvider provider, Block executionBlock); int getFederationSize(); byte[] getFederatorBtcPublicKey(int index); byte[] getFederatorPublicKeyOfType(int index, FederationMember.KeyType keyType); byte[] getMemberPublicKeyOfType(List<FederationMember> members, int index, FederationMember.KeyType keyType, String errorPrefix); Federation getActiveFederation(); @Nullable Federation getRetiringFederation(); List<UTXO> getActiveFederationBtcUTXOs(); List<UTXO> getRetiringFederationBtcUTXOs(); boolean amAwaitingFederationActivation(); }
@Test public void getMemberPublicKeyOfType() { BtcECKey btcKey0 = new BtcECKey(); ECKey rskKey0 = new ECKey(); ECKey mstKey0 = new ECKey(); BtcECKey btcKey1 = new BtcECKey(); ECKey rskKey1 = new ECKey(); ECKey mstKey1 = new ECKey(); List<FederationMember> members = Arrays.asList( new FederationMember(btcKey0, rskKey0, mstKey0), new FederationMember(btcKey1, rskKey1, mstKey1) ); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 0, FederationMember.KeyType.BTC, "a prefix"), btcKey0.getPubKey())); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 1, FederationMember.KeyType.BTC, "a prefix"), btcKey1.getPubKey())); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 0, FederationMember.KeyType.RSK, "a prefix"), rskKey0.getPubKey(true))); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 1, FederationMember.KeyType.RSK, "a prefix"), rskKey1.getPubKey(true))); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 0, FederationMember.KeyType.MST, "a prefix"), mstKey0.getPubKey(true))); Assert.assertTrue(Arrays.equals(federationSupport.getMemberPublicKeyOfType(members, 1, FederationMember.KeyType.MST, "a prefix"), mstKey1.getPubKey(true))); } @Test public void getMemberPublicKeyOfType_OutOfBounds() { List<FederationMember> members = Arrays.asList( new FederationMember(new BtcECKey(), new ECKey(), new ECKey()), new FederationMember(new BtcECKey(), new ECKey(), new ECKey()) ); try { federationSupport.getMemberPublicKeyOfType(members,2, FederationMember.KeyType.BTC, "a prefix"); Assert.fail(); } catch (IndexOutOfBoundsException e) { Assert.assertTrue(e.getMessage().startsWith("a prefix")); } try { federationSupport.getMemberPublicKeyOfType(members,-1, FederationMember.KeyType.MST, "another prefix"); Assert.fail(); } catch (IndexOutOfBoundsException e) { Assert.assertTrue(e.getMessage().startsWith("another prefix")); } }
Bridge extends PrecompiledContracts.PrecompiledContract { @Override public byte[] execute(byte[] data) { try { if (rskTx == null) { throw new RuntimeException("Rsk Transaction is null"); } BridgeParsedData bridgeParsedData = parseData(data); if (bridgeParsedData == null) { String errorMessage = String.format("Invalid data given: %s.", ByteUtil.toHexString(data)); logger.info(errorMessage); if (activations.isActive(ConsensusRule.RSKIP88)) { throw new BridgeIllegalArgumentException(errorMessage); } return null; } if (activations.isActive(ConsensusRule.RSKIP88) && !isLocalCall() && bridgeParsedData.bridgeMethod.onlyAllowsLocalCalls()) { String errorMessage = String.format("Non-local-call to %s. Returning without execution.", bridgeParsedData.bridgeMethod.getFunction().name); logger.info(errorMessage); throw new BridgeIllegalArgumentException(errorMessage); } Optional<?> result; try { result = bridgeParsedData.bridgeMethod.getExecutor().execute(this, bridgeParsedData.args); } catch (BridgeIllegalArgumentException ex) { String errorMessage = String.format("Error executing: %s", bridgeParsedData.bridgeMethod); logger.warn(errorMessage, ex); if (activations.isActive(ConsensusRule.RSKIP88)) { throw new BridgeIllegalArgumentException(errorMessage); } return null; } teardown(); return result.map(bridgeParsedData.bridgeMethod.getFunction()::encodeOutputs).orElse(null); } catch(Exception ex) { logger.error(ex.getMessage(), ex); panicProcessor.panic("bridgeexecute", ex.getMessage()); throw new RuntimeException(String.format("Exception executing bridge: %s", ex.getMessage()), ex); } } Bridge(RskAddress contractAddress, Constants constants, ActivationConfig activationConfig, BridgeSupportFactory bridgeSupportFactory); @Override long getGasForData(byte[] data); @Override void init(Transaction rskTx, Block rskExecutionBlock, Repository repository, BlockStore rskBlockStore, ReceiptStore rskReceiptStore, List<LogInfo> logs); @Override List<ProgramSubtrace> getSubtraces(); @Override byte[] execute(byte[] data); void updateCollections(Object[] args); boolean receiveHeadersIsPublic(); long receiveHeadersGetCost(Object[] args); void receiveHeaders(Object[] args); void registerBtcTransaction(Object[] args); void releaseBtc(Object[] args); void addSignature(Object[] args); byte[] getStateForBtcReleaseClient(Object[] args); byte[] getStateForDebugging(Object[] args); Integer getBtcBlockchainBestChainHeight(Object[] args); Integer getBtcBlockchainInitialBlockHeight(Object[] args); @Deprecated Object[] getBtcBlockchainBlockLocator(Object[] args); byte[] getBtcBlockchainBlockHashAtDepth(Object[] args); long getBtcTransactionConfirmationsGetCost(Object[] args); int getBtcTransactionConfirmations(Object[] args); Long getMinimumLockTxValue(Object[] args); Boolean isBtcTxHashAlreadyProcessed(Object[] args); Long getBtcTxHashProcessedHeight(Object[] args); String getFederationAddress(Object[] args); Integer getFederationSize(Object[] args); Integer getFederationThreshold(Object[] args); byte[] getFederatorPublicKey(Object[] args); byte[] getFederatorPublicKeyOfType(Object[] args); Long getFederationCreationTime(Object[] args); long getFederationCreationBlockNumber(Object[] args); String getRetiringFederationAddress(Object[] args); Integer getRetiringFederationSize(Object[] args); Integer getRetiringFederationThreshold(Object[] args); byte[] getRetiringFederatorPublicKey(Object[] args); byte[] getRetiringFederatorPublicKeyOfType(Object[] args); Long getRetiringFederationCreationTime(Object[] args); long getRetiringFederationCreationBlockNumber(Object[] args); Integer createFederation(Object[] args); Integer addFederatorPublicKey(Object[] args); Integer addFederatorPublicKeyMultikey(Object[] args); Integer commitFederation(Object[] args); Integer rollbackFederation(Object[] args); byte[] getPendingFederationHash(Object[] args); Integer getPendingFederationSize(Object[] args); byte[] getPendingFederatorPublicKey(Object[] args); byte[] getPendingFederatorPublicKeyOfType(Object[] args); Integer getLockWhitelistSize(Object[] args); String getLockWhitelistAddress(Object[] args); long getLockWhitelistEntryByAddress(Object[] args); Integer addOneOffLockWhitelistAddress(Object[] args); Integer addUnlimitedLockWhitelistAddress(Object[] args); Integer removeLockWhitelistAddress(Object[] args); Integer setLockWhitelistDisableBlockDelay(Object[] args); Integer voteFeePerKbChange(Object[] args); long getFeePerKb(Object[] args); long getLockingCap(Object[] args); boolean increaseLockingCap(Object[] args); void registerBtcCoinbaseTransaction(Object[] args); boolean hasBtcBlockCoinbaseTransactionInformation(Object[] args); static BridgeMethods.BridgeMethodExecutor activeAndRetiringFederationOnly(BridgeMethods.BridgeMethodExecutor decoratee, String funcName); static BridgeMethods.BridgeMethodExecutor executeIfElse( BridgeMethods.BridgeCondition condition, BridgeMethods.BridgeMethodExecutor ifTrue, BridgeMethods.BridgeMethodExecutor ifFalse); static final CallTransaction.Function UPDATE_COLLECTIONS; static final CallTransaction.Function RECEIVE_HEADERS; static final CallTransaction.Function REGISTER_BTC_TRANSACTION; static final CallTransaction.Function RELEASE_BTC; static final CallTransaction.Function ADD_SIGNATURE; static final CallTransaction.Function GET_STATE_FOR_BTC_RELEASE_CLIENT; static final CallTransaction.Function GET_STATE_FOR_DEBUGGING; static final CallTransaction.Function GET_BTC_BLOCKCHAIN_BEST_CHAIN_HEIGHT; static final CallTransaction.Function GET_BTC_BLOCKCHAIN_BLOCK_LOCATOR; static final CallTransaction.Function GET_BTC_BLOCKCHAIN_INITIAL_BLOCK_HEIGHT; static final CallTransaction.Function GET_BTC_BLOCKCHAIN_BLOCK_HASH_AT_DEPTH; static final CallTransaction.Function GET_BTC_TRANSACTION_CONFIRMATIONS; static final CallTransaction.Function GET_MINIMUM_LOCK_TX_VALUE; static final CallTransaction.Function IS_BTC_TX_HASH_ALREADY_PROCESSED; static final CallTransaction.Function GET_BTC_TX_HASH_PROCESSED_HEIGHT; static final CallTransaction.Function GET_FEDERATION_ADDRESS; static final CallTransaction.Function GET_FEDERATION_SIZE; static final CallTransaction.Function GET_FEDERATION_THRESHOLD; static final CallTransaction.Function GET_FEDERATOR_PUBLIC_KEY; static final CallTransaction.Function GET_FEDERATOR_PUBLIC_KEY_OF_TYPE; static final CallTransaction.Function GET_FEDERATION_CREATION_TIME; static final CallTransaction.Function GET_FEDERATION_CREATION_BLOCK_NUMBER; static final CallTransaction.Function GET_RETIRING_FEDERATION_ADDRESS; static final CallTransaction.Function GET_RETIRING_FEDERATION_SIZE; static final CallTransaction.Function GET_RETIRING_FEDERATION_THRESHOLD; static final CallTransaction.Function GET_RETIRING_FEDERATOR_PUBLIC_KEY; static final CallTransaction.Function GET_RETIRING_FEDERATOR_PUBLIC_KEY_OF_TYPE; static final CallTransaction.Function GET_RETIRING_FEDERATION_CREATION_TIME; static final CallTransaction.Function GET_RETIRING_FEDERATION_CREATION_BLOCK_NUMBER; static final CallTransaction.Function CREATE_FEDERATION; static final CallTransaction.Function ADD_FEDERATOR_PUBLIC_KEY; static final CallTransaction.Function ADD_FEDERATOR_PUBLIC_KEY_MULTIKEY; static final CallTransaction.Function COMMIT_FEDERATION; static final CallTransaction.Function ROLLBACK_FEDERATION; static final CallTransaction.Function GET_PENDING_FEDERATION_HASH; static final CallTransaction.Function GET_PENDING_FEDERATION_SIZE; static final CallTransaction.Function GET_PENDING_FEDERATOR_PUBLIC_KEY; static final CallTransaction.Function GET_PENDING_FEDERATOR_PUBLIC_KEY_OF_TYPE; static final CallTransaction.Function GET_LOCK_WHITELIST_SIZE; static final CallTransaction.Function GET_LOCK_WHITELIST_ADDRESS; static final CallTransaction.Function GET_LOCK_WHITELIST_ENTRY_BY_ADDRESS; static final CallTransaction.Function ADD_LOCK_WHITELIST_ADDRESS; static final CallTransaction.Function ADD_ONE_OFF_LOCK_WHITELIST_ADDRESS; static final CallTransaction.Function ADD_UNLIMITED_LOCK_WHITELIST_ADDRESS; static final CallTransaction.Function REMOVE_LOCK_WHITELIST_ADDRESS; static final CallTransaction.Function SET_LOCK_WHITELIST_DISABLE_BLOCK_DELAY; static final CallTransaction.Function GET_FEE_PER_KB; static final CallTransaction.Function VOTE_FEE_PER_KB; static final CallTransaction.Function INCREASE_LOCKING_CAP; static final CallTransaction.Function GET_LOCKING_CAP; static final CallTransaction.Function REGISTER_BTC_COINBASE_TRANSACTION; static final CallTransaction.Function HAS_BTC_BLOCK_COINBASE_TRANSACTION_INFORMATION; static final int LOCK_WHITELIST_UNLIMITED_MODE_CODE; static final int LOCK_WHITELIST_ENTRY_NOT_FOUND_CODE; static final int LOCK_WHITELIST_INVALID_ADDRESS_FORMAT_ERROR_CODE; static final DataWord RELEASE_BTC_TOPIC; static final DataWord UPDATE_COLLECTIONS_TOPIC; static final DataWord ADD_SIGNATURE_TOPIC; static final DataWord COMMIT_FEDERATION_TOPIC; }
@Test public void getLockingCap_before_RSKIP134_activation() { doReturn(false).when(activationConfig).isActive(eq(RSKIP134), anyLong()); BridgeSupport bridgeSupportMock = mock(BridgeSupport.class); Bridge bridge = getBridgeInstance(bridgeSupportMock); byte[] data = BridgeMethods.GET_LOCKING_CAP.getFunction().encode(new Object[]{}); Assert.assertNull(bridge.execute(data)); } @Test public void increaseLockingCap_before_RSKIP134_activation() { doReturn(false).when(activationConfig).isActive(eq(RSKIP134), anyLong()); BridgeSupport bridgeSupportMock = mock(BridgeSupport.class); Bridge bridge = getBridgeInstance(bridgeSupportMock); byte[] data = BridgeMethods.INCREASE_LOCKING_CAP.getFunction().encode(new Object[]{}); Assert.assertNull(bridge.execute(data)); } @Test public void increaseLockingCap_invalidParameter() { doReturn(true).when(activationConfig).isActive(eq(RSKIP134), anyLong()); BridgeSupport bridgeSupportMock = mock(BridgeSupport.class); Bridge bridge = getBridgeInstance(bridgeSupportMock); byte[] data = Bridge.INCREASE_LOCKING_CAP.encodeSignature(); byte[] result = bridge.execute(data); Assert.assertNull(result); data = ByteUtil.merge(Bridge.INCREASE_LOCKING_CAP.encodeSignature(), Hex.decode("ab")); result = bridge.execute(data); Assert.assertNull(result); data = Bridge.INCREASE_LOCKING_CAP.encode(new Object[]{ -1 }); result = bridge.execute(data); Assert.assertNull(result); data = ByteUtil.merge(Bridge.INCREASE_LOCKING_CAP.encodeSignature(), Hex.decode("0000000000000000000000000000000000000000000000080000000000000000")); result = bridge.execute(data); Assert.assertNull(result); } @Test public void registerBtcCoinbaseTransaction_before_RSKIP143_activation() { ActivationConfig activations = spy(ActivationConfigsForTest.genesis()); doReturn(false).when(activations).isActive(eq(RSKIP143), anyLong()); BridgeSupport bridgeSupportMock = mock(BridgeSupport.class); Bridge bridge = getBridgeInstance(bridgeSupportMock, activations); byte[] value = Sha256Hash.ZERO_HASH.getBytes(); Integer zero = new Integer(0); byte[] data = Bridge.REGISTER_BTC_COINBASE_TRANSACTION.encode(new Object[]{ value, zero, value, zero, zero }); Assert.assertNull(bridge.execute(data)); } @Test public void registerBtcCoinbaseTransaction_after_RSKIP143_activation_null_data() { ActivationConfig activations = spy(ActivationConfigsForTest.genesis()); doReturn(true).when(activations).isActive(eq(RSKIP143), anyLong()); BridgeSupport bridgeSupportMock = mock(BridgeSupport.class); Bridge bridge = getBridgeInstance(bridgeSupportMock, activations); byte[] data = Bridge.REGISTER_BTC_COINBASE_TRANSACTION.encodeSignature(); byte[] result = bridge.execute(data); Assert.assertNull(result); data = ByteUtil.merge(Bridge.REGISTER_BTC_COINBASE_TRANSACTION.encodeSignature(), Hex.decode("ab")); result = bridge.execute(data); Assert.assertNull(result); data = ByteUtil.merge(Bridge.REGISTER_BTC_COINBASE_TRANSACTION.encodeSignature(), Hex.decode("0000000000000000000000000000000000000000000000080000000000000000")); result = bridge.execute(data); Assert.assertNull(result); }
FederationMember { @Override public boolean equals(Object other) { if (this == other) { return true; } if (other == null || this.getClass() != other.getClass()) { return false; } FederationMember otherFederationMember = (FederationMember) other; return Arrays.equals(btcPublicKey.getPubKey(), otherFederationMember.btcPublicKey.getPubKey()) && Arrays.equals(rskPublicKey.getPubKey(), otherFederationMember.rskPublicKey.getPubKey()) && Arrays.equals(mstPublicKey.getPubKey(), otherFederationMember.mstPublicKey.getPubKey()); } FederationMember(BtcECKey btcPublicKey, ECKey rskPublicKey, ECKey mstPublicKey); static FederationMember getFederationMemberFromKey(BtcECKey pk); static List<FederationMember> getFederationMembersFromKeys(List<BtcECKey> pks); BtcECKey getBtcPublicKey(); ECKey getRskPublicKey(); ECKey getMstPublicKey(); ECKey getPublicKey(KeyType keyType); @Override String toString(); @Override boolean equals(Object other); @Override int hashCode(); static final Comparator<FederationMember> BTC_RSK_MST_PUBKEYS_COMPARATOR; }
@Test public void testEquals_basic() { Assert.assertTrue(member.equals(member)); Assert.assertFalse(member.equals(null)); Assert.assertFalse(member.equals(new Object())); Assert.assertFalse(member.equals("something else")); } @Test public void testEquals_sameKeys() { FederationMember otherMember = new FederationMember(btcKey, rskKey, mstKey); Assert.assertTrue(member.equals(otherMember)); } @Test public void testEquals_sameKeysDifferentCompression() { FederationMember uncompressedMember = new FederationMember( BtcECKey.fromPublicOnly(btcKey.getPubKeyPoint().getEncoded(false)), ECKey.fromPublicOnly(rskKey.getPubKey(false)), ECKey.fromPublicOnly(mstKey.getPubKey(false)) ); FederationMember compressedMember = new FederationMember( BtcECKey.fromPublicOnly(btcKey.getPubKeyPoint().getEncoded(true)), ECKey.fromPublicOnly(rskKey.getPubKey(true)), ECKey.fromPublicOnly(mstKey.getPubKey(true)) ); Assert.assertTrue(compressedMember.equals(uncompressedMember)); Assert.assertTrue(uncompressedMember.equals(compressedMember)); } @Test public void testEquals_differentBtcKey() { FederationMember otherMember = new FederationMember(new BtcECKey(), rskKey, mstKey); Assert.assertFalse(member.equals(otherMember)); } @Test public void testEquals_differentRskKey() { FederationMember otherMember = new FederationMember(btcKey, new ECKey(), mstKey); Assert.assertFalse(member.equals(otherMember)); } @Test public void testEquals_differentMstKey() { FederationMember otherMember = new FederationMember(btcKey, rskKey, new ECKey()); Assert.assertFalse(member.equals(otherMember)); }
RemascFeesPayer { public void payMiningFees(byte[] blockHash, Coin value, RskAddress toAddress, List<LogInfo> logs) { this.transferPayment(value, toAddress); this.logPayment(blockHash, value, toAddress, logs); } RemascFeesPayer(Repository repository, RskAddress contractAddress); List<ProgramSubtrace> getSubtraces(); void payMiningFees(byte[] blockHash, Coin value, RskAddress toAddress, List<LogInfo> logs); }
@Test public void payMiningFees() { Repository repositoryMock = Mockito.mock(Repository.class); RemascFeesPayer feesPayer = new RemascFeesPayer(repositoryMock, PrecompiledContracts.REMASC_ADDR); byte[] blockHash = { 0x1, 0x2 }; Coin value = Coin.valueOf(7L); RskAddress toAddress = new RskAddress("6c386a4b26f73c802f34673f7248bb118f97424a"); List<LogInfo> logs = new ArrayList<>(); feesPayer.payMiningFees(blockHash, value, toAddress, logs); Assert.assertEquals(1, feesPayer.getSubtraces().size()); ProgramSubtrace subtrace = feesPayer.getSubtraces().get(0); Assert.assertEquals(DataWord.valueOf(PrecompiledContracts.REMASC_ADDR.getBytes()), subtrace.getInvokeData().getCallerAddress()); Assert.assertEquals(DataWord.valueOf(toAddress.getBytes()), subtrace.getInvokeData().getOwnerAddress()); Assert.assertEquals(DataWord.valueOf(value.getBytes()), subtrace.getInvokeData().getCallValue()); Assert.assertEquals(1, logs.size()); LogInfo result = logs.get(0); Assert.assertArrayEquals(PrecompiledContracts.REMASC_ADDR.getBytes(), result.getAddress()); Assert.assertEquals(2, result.getTopics().size()); Assert.assertEquals("000000000000000000000000000000006d696e696e675f6665655f746f706963", result.getTopics().get(0).toString()); Assert.assertEquals("0000000000000000000000006c386a4b26f73c802f34673f7248bb118f97424a", result.getTopics().get(1).toString()); Assert.assertNotNull(result.getData()); List<RLPElement> rlpData = RLP.decode2(result.getData()); Assert.assertEquals(1 , rlpData.size()); RLPList dataList = (RLPList)rlpData.get(0); Assert.assertEquals(2, dataList.size()); Assert.assertArrayEquals(blockHash, dataList.get(0).getRLPData()); Assert.assertEquals(value, RLP.parseCoin(dataList.get(1).getRLPData())); verify(repositoryMock, times(1)).addBalance(PrecompiledContracts.REMASC_ADDR, value.negate()); verify(repositoryMock, times(1)).addBalance(toAddress, value); }
RemascStorageProvider { public Coin getRewardBalance() { if (rewardBalance != null) { return rewardBalance; } DataWord address = DataWord.fromString(REWARD_BALANCE_KEY); DataWord value = this.repository.getStorageValue(this.contractAddress, address); if (value == null) { return Coin.ZERO; } return new Coin(value.getData()); } RemascStorageProvider(Repository repository, RskAddress contractAddress); Coin getFederationBalance(); Coin getRewardBalance(); void setFederationBalance(Coin federationBalance); void setRewardBalance(Coin rewardBalance); Coin getBurnedBalance(); void setBurnedBalance(Coin burnedBalance); void addToBurnBalance(Coin amountToBurn); Boolean getBrokenSelectionRule(); void setBrokenSelectionRule(Boolean brokenSelectionRule); void save(); }
@Test public void getDefautRewardBalance() { RskAddress accountAddress = randomAddress(); Repository repository = createRepository(); RemascStorageProvider provider = new RemascStorageProvider(repository, accountAddress); Assert.assertEquals(Coin.ZERO, provider.getRewardBalance()); }
RLP { public static byte[] encode(Object input) { Value val = new Value(input); if (val.isList()) { List<Object> inputArray = val.asList(); if (inputArray.isEmpty()) { return encodeLength(inputArray.size(), OFFSET_SHORT_LIST); } byte[] output = ByteUtil.EMPTY_BYTE_ARRAY; for (Object object : inputArray) { output = concatenate(output, encode(object)); } byte[] prefix = encodeLength(output.length, OFFSET_SHORT_LIST); return concatenate(prefix, output); } else { byte[] inputAsBytes = toBytes(input); if (inputAsBytes.length == 1 && (inputAsBytes[0] & 0xff) < 0x80) { return inputAsBytes; } else { byte[] firstByte = encodeLength(inputAsBytes.length, OFFSET_SHORT_ITEM); return concatenate(firstByte, inputAsBytes); } } } static int decodeInt(byte[] data, int index); static BigInteger decodeBigInteger(byte[] data, int index); static byte[] decodeIP4Bytes(byte[] data, int index); static int getFirstListElement(byte[] payload, int pos); static int getNextElementIndex(byte[] payload, int pos); static void fullTraverse(byte[] msgData, int level, int startPos, int endPos, int levelToIndex, Queue<Integer> index); @Nonnull static ArrayList<RLPElement> decode2(@CheckForNull byte[] msgData); static RLPElement decodeFirstElement(@CheckForNull byte[] msgData, int position); static RLPList decodeList(byte[] msgData); @Nullable static RLPElement decode2OneItem(@CheckForNull byte[] msgData, int startPos); @Nonnull static RskAddress parseRskAddress(@Nullable byte[] bytes); @Nonnull static Coin parseCoin(@Nullable byte[] bytes); @Nullable static Coin parseCoinNonNullZero(byte[] bytes); @Nullable static Coin parseSignedCoinNonNullZero(byte[] bytes); static Coin parseCoinNullZero(@Nullable byte[] bytes); @Nullable static BlockDifficulty parseBlockDifficulty(@Nullable byte[] bytes); static byte[] encode(Object input); static byte[] encodeLength(int length, int offset); static byte[] encodeByte(byte singleByte); static byte[] encodeShort(short singleShort); static byte[] encodeInt(int singleInt); static byte[] encodeString(String srcString); static byte[] encodeBigInteger(BigInteger srcBigInteger); static byte[] encodeRskAddress(RskAddress addr); static byte[] encodeCoin(@Nullable Coin coin); static byte[] encodeCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeSignedCoinNonNullZero(@CheckForNull Coin coin); static byte[] encodeCoinNullZero(Coin coin); static byte[] encodeBlockDifficulty(BlockDifficulty difficulty); static byte[] encodeElement(@Nullable byte[] srcData); static byte[] encodeListHeader(int size); static byte[] encodeSet(Set<ByteArrayWrapper> data); static byte[] encodeList(byte[]... elements); static byte[] encodedEmptyList(); static byte[] encodedEmptyByteArray(); }
@Test(expected = RuntimeException.class) public void testEncodeNull() { encode(null); } @Test public void testRlpEncode() { assertEquals(result01, ByteUtil.toHexString(encode(test01))); assertEquals(result02, ByteUtil.toHexString(encode(test02))); assertEquals(result03, ByteUtil.toHexString(encode(test03))); assertEquals(result04, ByteUtil.toHexString(encode(test04))); assertEquals(result05, ByteUtil.toHexString(encode(test05))); assertEquals(result06, ByteUtil.toHexString(encode(test06))); assertEquals(result07, ByteUtil.toHexString(encode(test07))); assertEquals(result08, ByteUtil.toHexString(encode(test08))); assertEquals(result09, ByteUtil.toHexString(encode(test09))); assertEquals(result10, ByteUtil.toHexString(encode(test10))); assertEquals(result11, ByteUtil.toHexString(encode(test11))); assertEquals(result12, ByteUtil.toHexString(encode(test12))); assertEquals(result13, ByteUtil.toHexString(encode(test13))); assertEquals(result14, ByteUtil.toHexString(encode(test14))); assertEquals(result15, ByteUtil.toHexString(encode(test15))); assertEquals(result16, ByteUtil.toHexString(encode(test16))); } @Test public void testEncode_ED(){ String result = ByteUtil.toHexString(encode(0xED)); String expected = "81ed"; assertEquals(expected, result); }
RemascStorageProvider { public Coin getBurnedBalance() { if (burnedBalance != null) { return burnedBalance; } DataWord address = DataWord.fromString(BURNED_BALANCE_KEY); DataWord value = this.repository.getStorageValue(this.contractAddress, address); if (value == null) { return Coin.ZERO; } return new Coin(value.getData()); } RemascStorageProvider(Repository repository, RskAddress contractAddress); Coin getFederationBalance(); Coin getRewardBalance(); void setFederationBalance(Coin federationBalance); void setRewardBalance(Coin rewardBalance); Coin getBurnedBalance(); void setBurnedBalance(Coin burnedBalance); void addToBurnBalance(Coin amountToBurn); Boolean getBrokenSelectionRule(); void setBrokenSelectionRule(Boolean brokenSelectionRule); void save(); }
@Test public void getDefautBurnedBalance() { RskAddress accountAddress = randomAddress(); Repository repository = createRepository(); RemascStorageProvider provider = new RemascStorageProvider(repository, accountAddress); Assert.assertEquals(Coin.ZERO, provider.getBurnedBalance()); }
RemascStorageProvider { public Boolean getBrokenSelectionRule() { if (brokenSelectionRule!= null) { return brokenSelectionRule; } DataWord address = DataWord.fromString(BROKEN_SELECTION_RULE_KEY); byte[] bytes = this.repository.getStorageBytes(this.contractAddress, address); if (bytes == null || bytes.length == 0) { return Boolean.FALSE; } if (bytes[0] == 0) { return Boolean.FALSE; } else { return Boolean.TRUE; } } RemascStorageProvider(Repository repository, RskAddress contractAddress); Coin getFederationBalance(); Coin getRewardBalance(); void setFederationBalance(Coin federationBalance); void setRewardBalance(Coin rewardBalance); Coin getBurnedBalance(); void setBurnedBalance(Coin burnedBalance); void addToBurnBalance(Coin amountToBurn); Boolean getBrokenSelectionRule(); void setBrokenSelectionRule(Boolean brokenSelectionRule); void save(); }
@Test public void getDefaultBrokenSelectionRule() { RskAddress accountAddress = randomAddress(); Repository repository = createRepository(); RemascStorageProvider provider = new RemascStorageProvider(repository, accountAddress); Assert.assertEquals(Boolean.FALSE, provider.getBrokenSelectionRule()); }
RemascStorageProvider { public Coin getFederationBalance() { if (federationBalance != null) { return federationBalance ; } DataWord address = DataWord.fromString(FEDERATION_BALANCE_KEY); DataWord value = this.repository.getStorageValue(this.contractAddress, address); if (value == null) { return Coin.ZERO; } return new Coin(value.getData()); } RemascStorageProvider(Repository repository, RskAddress contractAddress); Coin getFederationBalance(); Coin getRewardBalance(); void setFederationBalance(Coin federationBalance); void setRewardBalance(Coin rewardBalance); Coin getBurnedBalance(); void setBurnedBalance(Coin burnedBalance); void addToBurnBalance(Coin amountToBurn); Boolean getBrokenSelectionRule(); void setBrokenSelectionRule(Boolean brokenSelectionRule); void save(); }
@Test public void alwaysPaysFedBeforeRFS() throws IOException { RskSystemProperties config = spy(new TestSystemProperties()); when(config.getActivationConfig()).thenReturn(ActivationConfigsForTest.allBut(ConsensusRule.RSKIP85)); long minerFee = 21000; long txValue = 10000; long gasPrice = 1L; BlockChainBuilder builder = new BlockChainBuilder().setTesting(true).setGenesis(genesisBlock).setConfig(config); RemascTestRunner testRunner = new RemascTestRunner(builder, this.genesisBlock).txValue(txValue).minerFee(minerFee) .initialHeight(15).siblingElements(new ArrayList<>()).txSigningKey(this.cowKey).gasPrice(gasPrice); testRunner.start(); Blockchain blockchain = testRunner.getBlockChain(); RepositoryLocator repositoryLocator = builder.getRepositoryLocator(); RepositorySnapshot repository = repositoryLocator.snapshotAt(blockchain.getBestBlock().getHeader()); RemascFederationProvider federationProvider = new RemascFederationProvider(config.getActivationConfig(), config.getNetworkConstants().getBridgeConstants(), repository.startTracking(), testRunner.getBlockChain().getBestBlock()); assertEquals(Coin.valueOf(0), this.getRemascStorageProvider(repository).getFederationBalance()); long federatorBalance = (168 / federationProvider.getFederationSize()) * 2; assertEquals(Coin.valueOf(federatorBalance), RemascTestRunner.getAccountBalance(repository, federationProvider.getFederatorAddress(0))); } @Test public void doesntPayFedBelowMinimumRewardAfterRFS() throws IOException { Constants constants = spy(Constants.testnet()); when(constants.getChainId()).thenReturn(Constants.REGTEST_CHAIN_ID); when(constants.getMinimumPayableGas()).thenReturn(BigInteger.valueOf(0)); when(constants.getFederatorMinimumPayableGas()).thenReturn(BigInteger.valueOf(10000L)); RskSystemProperties config = spy(new TestSystemProperties()); when(config.getNetworkConstants()).thenReturn(constants); long minerFee = 21000; long txValue = 10000; long gasPrice = 1L; BlockChainBuilder builder = new BlockChainBuilder().setTesting(true).setGenesis(genesisBlock).setConfig(config); RemascTestRunner testRunner = new RemascTestRunner(builder, this.genesisBlock).txValue(txValue).minerFee(minerFee) .initialHeight(15).siblingElements(new ArrayList<>()).txSigningKey(this.cowKey).gasPrice(gasPrice); testRunner.start(); Blockchain blockchain = testRunner.getBlockChain(); RepositoryLocator repositoryLocator = builder.getRepositoryLocator(); RepositorySnapshot repository = repositoryLocator.snapshotAt(blockchain.getBestBlock().getHeader()); RemascFederationProvider federationProvider = new RemascFederationProvider(config.getActivationConfig(), config.getNetworkConstants().getBridgeConstants(), repository.startTracking(), testRunner.getBlockChain().getBestBlock()); assertEquals(Coin.valueOf(336), this.getRemascStorageProvider(repository).getFederationBalance()); assertEquals(null, RemascTestRunner.getAccountBalance(repository, federationProvider.getFederatorAddress(0))); } @Test public void paysFedWhenHigherThanMinimumRewardAfterRFS() throws IOException { Constants constants = spy(Constants.testnet()); when(constants.getChainId()).thenReturn(Constants.REGTEST_CHAIN_ID); when(constants.getMinimumPayableGas()).thenReturn(BigInteger.valueOf(0)); when(constants.getFederatorMinimumPayableGas()).thenReturn(BigInteger.valueOf(10L)); RskSystemProperties config = spy(new TestSystemProperties()); when(config.getNetworkConstants()).thenReturn(constants); long minerFee = 21000; long txValue = 10000; long gasPrice = 10L; BlockChainBuilder builder = new BlockChainBuilder().setTesting(true).setGenesis(genesisBlock).setConfig(config); RemascTestRunner testRunner = new RemascTestRunner(builder, this.genesisBlock).txValue(txValue).minerFee(minerFee) .initialHeight(15).siblingElements(new ArrayList<>()).txSigningKey(this.cowKey).gasPrice(gasPrice); testRunner.start(); Blockchain blockchain = testRunner.getBlockChain(); RepositoryLocator repositoryLocator = builder.getRepositoryLocator(); RepositorySnapshot repository = repositoryLocator.snapshotAt(blockchain.getBestBlock().getHeader()); RemascFederationProvider federationProvider = new RemascFederationProvider(config.getActivationConfig(), config.getNetworkConstants().getBridgeConstants(), repository.startTracking(), testRunner.getBlockChain().getBestBlock()); long federatorBalance = (1680 / federationProvider.getFederationSize()) * 2; assertEquals(Coin.valueOf(0), this.getRemascStorageProvider(repository).getFederationBalance()); assertEquals(Coin.valueOf(federatorBalance), RemascTestRunner.getAccountBalance(repository, federationProvider.getFederatorAddress(0))); }
RemascFederationProvider { public int getFederationSize() { return this.federationSupport.getFederationSize(); } RemascFederationProvider( ActivationConfig activationConfig, BridgeConstants bridgeConstants, Repository repository, Block processingBlock); int getFederationSize(); RskAddress getFederatorAddress(int n); }
@Test public void getDefaultFederationSize() { RemascFederationProvider provider = getRemascFederationProvider(); Assert.assertEquals(3, provider.getFederationSize()); }
RemascFederationProvider { public RskAddress getFederatorAddress(int n) { byte[] publicKey = this.federationSupport.getFederatorBtcPublicKey(n); return new RskAddress(ECKey.fromPublicOnly(publicKey).getAddress()); } RemascFederationProvider( ActivationConfig activationConfig, BridgeConstants bridgeConstants, Repository repository, Block processingBlock); int getFederationSize(); RskAddress getFederatorAddress(int n); }
@Test public void getFederatorAddress() { RemascFederationProvider provider = getRemascFederationProvider(); byte[] address = provider.getFederatorAddress(0).getBytes(); Assert.assertNotNull(address); Assert.assertEquals(20, address.length); }