#!/usr/bin/env python3
# Copyright (c) 2015 The Bitcoin Core developers
# Copyright (c) 2015-2016 The Bitcoin Unlimited developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.

#
# Test mulitple rpc user config option rpcauth
#

from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import *

import http.client
import urllib.parse

class HTTPBasicsTest (BitcoinTestFramework):
    def setup_nodes(self):
        return start_nodes(4, self.options.tmpdir)

    def setup_chain(self):
        print("Initializing test directory "+self.options.tmpdir)
        initialize_chain(self.options.tmpdir)
        #Append rpcauth to bitcoin.conf before initialization
        rpcauth = "rpcauth=rt:93648e835a54c573682c2eb19f882535$7681e9c5b74bdd85e78166031d2058e1069b3ed7ed967c93fc63abba06f31144"
        rpcauth2 = "rpcauth=rt2:f8607b1a88861fac29dfccf9b52ff9f$ff36a0c23c8c62b4846112e50fa888416e94c17bfd4c42f88fd8f55ec6a3137e"
        with open(os.path.join(self.options.tmpdir+"/node0", "bitcoin.conf"), 'a') as f:
            f.write(rpcauth+"\n")
            f.write(rpcauth2+"\n")

    def run_test(self):

        ##################################################
        # Check correctness of the rpcauth config option #
        ##################################################
        url = urllib.parse.urlparse(self.nodes[0].url)

        #Old authpair
        authpair = url.username + ':' + url.password

        #New authpair generated via share/rpcuser tool
        rpcauth = "rpcauth=rt:93648e835a54c573682c2eb19f882535$7681e9c5b74bdd85e78166031d2058e1069b3ed7ed967c93fc63abba06f31144"
        password = "cA773lm788buwYe4g4WT+05pKyNruVKjQ25x3n0DQcM="

        #Second authpair with different username
        rpcauth2 = "rpcauth=rt2:f8607b1a88861fac29dfccf9b52ff9f$ff36a0c23c8c62b4846112e50fa888416e94c17bfd4c42f88fd8f55ec6a3137e"
        password2 = "8/F3uMDw4KSEbw96U3CA1C4X05dkHDN2BPFjTgZW4KI="
        authpairnew = "rt:"+password

        headers = {"Authorization": "Basic " + str_to_b64str(authpair)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, False)
        conn.close()
        
        #Use new authpair to confirm both work
        headers = {"Authorization": "Basic " + str_to_b64str(authpairnew)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, False)
        conn.close()

        #Wrong login name with rt's password
        authpairnew = "rtwrong:"+password
        headers = {"Authorization": "Basic " + str_to_b64str(authpairnew)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, True)
        conn.close()

        #Wrong password for rt
        authpairnew = "rt:"+password+"wrong"
        headers = {"Authorization": "Basic " + str_to_b64str(authpairnew)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, True)
        conn.close()

        #Correct for rt2
        authpairnew = "rt2:"+password2
        headers = {"Authorization": "Basic " + str_to_b64str(authpairnew)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, False)
        conn.close()

        #Wrong password for rt2
        authpairnew = "rt2:"+password2+"wrong"
        headers = {"Authorization": "Basic " + str_to_b64str(authpairnew)}

        conn = http.client.HTTPConnection(url.hostname, url.port)
        conn.connect()
        conn.request('POST', '/', '{"method": "getbestblockhash"}', headers)
        resp = conn.getresponse()
        assert_equal(resp.status==401, True)
        conn.close()


if __name__ == '__main__':
    HTTPBasicsTest ().main ()
