Differential D514 Diff 1291 qa/rpc-tests/zmq_test.py

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qa/rpc-tests/zmq_test.py

	#!/usr/bin/env python3			#!/usr/bin/env python3
	# Copyright (c) 2015-2016 The Bitcoin Core developers			# Copyright (c) 2015-2017 The Bitcoin Core developers
				# Copyright (c) 2017 The Bitcoin developers
	# Distributed under the MIT software license, see the accompanying			# Distributed under the MIT software license, see the accompanying
	# file COPYING or http://www.opensource.org/licenses/mit-license.php.			# file COPYING or http://www.opensource.org/licenses/mit-license.php.

	#			#
	# Test ZMQ interface			# Test ZMQ interface
	#			#

	from test_framework.test_framework import BitcoinTestFramework			from test_framework.test_framework import BitcoinTestFramework
	from test_framework.util import *			from test_framework.util import *
	import zmq			import zmq
	import struct			import struct


	class ZMQTest (BitcoinTestFramework):			class ZMQTest (BitcoinTestFramework):

	def __init__(self):			def __init__(self):
	super().__init__()			super().__init__()
	self.num_nodes = 4			self.num_nodes = 2

	port = 28332

	def setup_nodes(self):			def setup_nodes(self):
	self.zmqContext = zmq.Context()			self.zmqContext = zmq.Context()
	self.zmqSubSocket = self.zmqContext.socket(zmq.SUB)			self.zmqSubSocket = self.zmqContext.socket(zmq.SUB)
				self.zmqSubSocket.set(zmq.RCVTIMEO, 60000)
	self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"hashblock")			self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"hashblock")
	self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"hashtx")			self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"hashtx")
	self.zmqSubSocket.connect("tcp://127.0.0.1:%i" % self.port)			ip_address = "tcp://127.0.0.1:28332"
	self.nodes = start_nodes(self.num_nodes, self.options.tmpdir, extra_args=[			self.zmqSubSocket.connect(ip_address)
	['-zmqpubhashtx=tcp://127.0.0.1:' +			extra_args = [
	str(self.port), '-zmqpubhashblock=tcp://127.0.0.1:' + str(self.port)],			['-zmqpubhashtx=%s' % ip_address, '-zmqpubhashblock=%s' % ip_address], []]
	[],			self.nodes = start_nodes(
	[],			self.num_nodes, self.options.tmpdir, extra_args)
	[]
	])

	def run_test(self):			def run_test(self):
	self.sync_all()			try:
				self._zmq_test()
				finally:
				# Destroy the zmq context
				self.log.debug("Destroying zmq context")
				self.zmqContext.destroy(linger=None)

				def _zmq_test(self):
	genhashes = self.nodes[0].generate(1)			genhashes = self.nodes[0].generate(1)
	self.sync_all()			self.sync_all()

	self.log.info("listen...")			self.log.info("listen...")
	msg = self.zmqSubSocket.recv_multipart()			msg = self.zmqSubSocket.recv_multipart()
	topic = msg[0]			topic = msg[0]
	assert_equal(topic, b"hashtx")			assert_equal(topic, b"hashtx")
	body = msg[1]			body = msg[1]
	nseq = msg[2]
	msgSequence = struct.unpack('<I', msg[-1])[-1]			msgSequence = struct.unpack('<I', msg[-1])[-1]
	assert_equal(msgSequence, 0) # must be sequence 0 on hashtx			# Must be sequence 0 on hashtx
				assert_equal(msgSequence, 0)

	msg = self.zmqSubSocket.recv_multipart()			msg = self.zmqSubSocket.recv_multipart()
	topic = msg[0]			topic = msg[0]
	body = msg[1]			body = msg[1]
	msgSequence = struct.unpack('<I', msg[-1])[-1]			msgSequence = struct.unpack('<I', msg[-1])[-1]
	assert_equal(msgSequence, 0) # must be sequence 0 on hashblock			# Must be sequence 0 on hashblock
				assert_equal(msgSequence, 0)
	blkhash = bytes_to_hex_str(body)			blkhash = bytes_to_hex_str(body)

				# blockhash from generate must be equal to the hash received over zmq
	assert_equal(genhashes[0], blkhash)			assert_equal(genhashes[0], blkhash)
	# blockhash from generate must be equal to the hash
	# received over zmq

	n = 10			n = 10
	genhashes = self.nodes[1].generate(n)			genhashes = self.nodes[1].generate(n)
	self.sync_all()			self.sync_all()

	zmqHashes = []			zmqHashes = []
	blockcount = 0			blockcount = 0
	for x in range(0, n * 2):			for x in range(n * 2):
	msg = self.zmqSubSocket.recv_multipart()			msg = self.zmqSubSocket.recv_multipart()
	topic = msg[0]			topic = msg[0]
	body = msg[1]			body = msg[1]
	if topic == b"hashblock":			if topic == b"hashblock":
	zmqHashes.append(bytes_to_hex_str(body))			zmqHashes.append(bytes_to_hex_str(body))
	msgSequence = struct.unpack('<I', msg[-1])[-1]			msgSequence = struct.unpack('<I', msg[-1])[-1]
	assert_equal(msgSequence, blockcount + 1)			assert_equal(msgSequence, blockcount + 1)
	blockcount += 1			blockcount += 1

	for x in range(0, n):			for x in range(n):
	assert_equal(genhashes[x], zmqHashes[x])
	# blockhash from generate must be equal to the hash			# blockhash from generate must be equal to the hash
	# received over zmq			# received over zmq
				assert_equal(genhashes[x], zmqHashes[x])

	# test tx from a second node			# Test tx from a second node
	hashRPC = self.nodes[1].sendtoaddress(			hashRPC = self.nodes[1].sendtoaddress(
	self.nodes[0].getnewaddress(), 1.0)			self.nodes[0].getnewaddress(), 1.0)
	self.sync_all()			self.sync_all()

	# now we should receive a zmq msg because the tx was broadcast			# Now we should receive a zmq msg because the tx was broadcast
	msg = self.zmqSubSocket.recv_multipart()			msg = self.zmqSubSocket.recv_multipart()
	topic = msg[0]			topic = msg[0]
	body = msg[1]			body = msg[1]
	hashZMQ = ""			assert_equal(topic, b"hashtx")
	if topic == b"hashtx":
	hashZMQ = bytes_to_hex_str(body)			hashZMQ = bytes_to_hex_str(body)
	msgSequence = struct.unpack('<I', msg[-1])[-1]			msgSequence = struct.unpack('<I', msg[-1])[-1]
	assert_equal(msgSequence, blockcount + 1)			assert_equal(msgSequence, blockcount + 1)
				# txid from sendtoaddress must be equal to the hash received over zmq
	assert_equal(hashRPC, hashZMQ)			assert_equal(hashRPC, hashZMQ)
	# blockhash from generate must be equal to the hash
	# received over zmq


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