ClusterAdminRpcService implements ClusterAdminService { @Override public ListenableFuture<RpcResult<ChangeMemberVotingStatesForAllShardsOutput>> changeMemberVotingStatesForAllShards( final ChangeMemberVotingStatesForAllShardsInput input) { List<MemberVotingState> memberVotingStates = input.getMemberVotingState(); if (memberVotingStates == null || memberVotingStates.isEmpty()) { return newFailedRpcResultFuture("No member voting state input was specified"); } final List<Entry<ListenableFuture<Success>, ShardResultBuilder>> shardResultData = new ArrayList<>(); Function<String, Object> messageSupplier = shardName -> toChangeShardMembersVotingStatus(shardName, memberVotingStates); LOG.info("Change member voting states for all shards"); sendMessageToManagerForConfiguredShards(DataStoreType.Config, shardResultData, messageSupplier); sendMessageToManagerForConfiguredShards(DataStoreType.Operational, shardResultData, messageSupplier); return waitForShardResults(shardResultData, shardResults -> new ChangeMemberVotingStatesForAllShardsOutputBuilder().setShardResult(shardResults).build(), "Failed to change member voting states"); } ClusterAdminRpcService(final DistributedDataStoreInterface configDataStore,
            final DistributedDataStoreInterface operDataStore,
            final BindingNormalizedNodeSerializer serializer); @Override ListenableFuture<RpcResult<AddShardReplicaOutput>> addShardReplica(final AddShardReplicaInput input); @Override ListenableFuture<RpcResult<RemoveShardReplicaOutput>> removeShardReplica(
            final RemoveShardReplicaInput input); @Override ListenableFuture<RpcResult<LocateShardOutput>> locateShard(final LocateShardInput input); @Override ListenableFuture<RpcResult<MakeLeaderLocalOutput>> makeLeaderLocal(final MakeLeaderLocalInput input); @Override ListenableFuture<RpcResult<AddPrefixShardReplicaOutput>> addPrefixShardReplica(
            final AddPrefixShardReplicaInput input); @Override ListenableFuture<RpcResult<RemovePrefixShardReplicaOutput>> removePrefixShardReplica(
            final RemovePrefixShardReplicaInput input); @Override ListenableFuture<RpcResult<AddReplicasForAllShardsOutput>> addReplicasForAllShards(
            final AddReplicasForAllShardsInput input); @Override ListenableFuture<RpcResult<RemoveAllShardReplicasOutput>> removeAllShardReplicas(
            final RemoveAllShardReplicasInput input); @Override ListenableFuture<RpcResult<ChangeMemberVotingStatesForShardOutput>> changeMemberVotingStatesForShard(
            final ChangeMemberVotingStatesForShardInput input); @Override ListenableFuture<RpcResult<ChangeMemberVotingStatesForAllShardsOutput>> changeMemberVotingStatesForAllShards(
            final ChangeMemberVotingStatesForAllShardsInput input); @Override ListenableFuture<RpcResult<FlipMemberVotingStatesForAllShardsOutput>> flipMemberVotingStatesForAllShards(
            final FlipMemberVotingStatesForAllShardsInput input); @Override ListenableFuture<RpcResult<GetShardRoleOutput>> getShardRole(final GetShardRoleInput input); @Override ListenableFuture<RpcResult<GetPrefixShardRoleOutput>> getPrefixShardRole(
            final GetPrefixShardRoleInput input); @Override ListenableFuture<RpcResult<BackupDatastoreOutput>> backupDatastore(final BackupDatastoreInput input); @Override ListenableFuture<RpcResult<GetKnownClientsForAllShardsOutput>> getKnownClientsForAllShards(
            final GetKnownClientsForAllShardsInput input);  }
@Test public void testChangeMemberVotingStatesForAllShards() throws Exception { String name = "testChangeMemberVotingStatesForAllShards"; String moduleShardsConfig = "module-shards-member1-and-2-and-3.conf"; final MemberNode leaderNode1 = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name) .moduleShardsConfig(moduleShardsConfig).datastoreContextBuilder( DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(300).shardElectionTimeoutFactor(1)) .build(); final MemberNode replicaNode2 = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name) .moduleShardsConfig(moduleShardsConfig).build(); final MemberNode replicaNode3 = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name) .moduleShardsConfig(moduleShardsConfig).build(); leaderNode1.configDataStore().waitTillReady(); leaderNode1.operDataStore().waitTillReady(); replicaNode3.configDataStore().waitTillReady(); replicaNode3.operDataStore().waitTillReady(); verifyRaftPeersPresent(leaderNode1.configDataStore(), "cars", "member-2", "member-3"); verifyRaftPeersPresent(replicaNode2.configDataStore(), "cars", "member-1", "member-3"); verifyRaftPeersPresent(replicaNode3.configDataStore(), "cars", "member-1", "member-2"); ClusterAdminRpcService service3 = new ClusterAdminRpcService(replicaNode3.configDataStore(), replicaNode3.operDataStore(), null); RpcResult<ChangeMemberVotingStatesForAllShardsOutput> rpcResult = service3.changeMemberVotingStatesForAllShards( new ChangeMemberVotingStatesForAllShardsInputBuilder().setMemberVotingState(ImmutableList.of( new MemberVotingStateBuilder().setMemberName("member-2").setVoting(FALSE).build(), new MemberVotingStateBuilder().setMemberName("member-3").setVoting(FALSE).build())).build()) .get(10, TimeUnit.SECONDS); ChangeMemberVotingStatesForAllShardsOutput result = verifySuccessfulRpcResult(rpcResult); verifyShardResults(result.getShardResult(), successShardResult("cars", DataStoreType.Config), successShardResult("people", DataStoreType.Config), successShardResult("cars", DataStoreType.Operational), successShardResult("people", DataStoreType.Operational)); verifyVotingStates(new AbstractDataStore[]{leaderNode1.configDataStore(), leaderNode1.operDataStore(), replicaNode2.configDataStore(), replicaNode2.operDataStore(), replicaNode3.configDataStore(), replicaNode3.operDataStore()}, new String[]{"cars", "people"}, new SimpleEntry<>("member-1", TRUE), new SimpleEntry<>("member-2", FALSE), new SimpleEntry<>("member-3", FALSE)); }