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Improve ZMQ functional test

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This commit is contained in:
João Barbosa 2017-10-04 23:29:34 +01:00
parent e022463a4b
commit cc9ee809ad
1 changed files with 67 additions and 99 deletions
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166
test/functional/zmq_test.py
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@ -2,7 +2,7 @@
# Copyright (c) 2015-2016 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test the ZMQ API."""
"""Test the ZMQ notification interface."""
import configparser
import os
import struct
@ -13,6 +13,25 @@ from test_framework.util import (assert_equal,
hash256,
)
class ZMQSubscriber:
def __init__(self, socket, topic):
self.sequence = 0
self.socket = socket
self.topic = topic
import zmq
self.socket.setsockopt(zmq.SUBSCRIBE, self.topic)
def receive(self):
topic, body, seq = self.socket.recv_multipart()
# Topic should match the subscriber topic.
assert_equal(topic, self.topic)
# Sequence should be incremental.
assert_equal(struct.unpack('<I', seq)[-1], self.sequence)
self.sequence += 1
return body
class ZMQTest (BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 2
@ -24,26 +43,33 @@ class ZMQTest (BitcoinTestFramework):
except ImportError:
raise SkipTest("python3-zmq module not available.")
# Check that bitcoin has been built with ZMQ enabled
# Check that bitcoin has been built with ZMQ enabled.
config = configparser.ConfigParser()
if not self.options.configfile:
self.options.configfile = os.path.dirname(__file__) + "/../config.ini"
self.options.configfile = os.path.abspath(os.path.join(os.path.dirname(__file__), "../config.ini"))
config.read_file(open(self.options.configfile))
if not config["components"].getboolean("ENABLE_ZMQ"):
raise SkipTest("bitcoind has not been built with zmq enabled.")
self.zmqContext = zmq.Context()
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"hashtx")
self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"rawblock")
self.zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b"rawtx")
ip_address = "tcp://127.0.0.1:28332"
self.zmqSubSocket.connect(ip_address)
self.extra_args = [['-zmqpubhashblock=%s' % ip_address, '-zmqpubhashtx=%s' % ip_address,
'-zmqpubrawblock=%s' % ip_address, '-zmqpubrawtx=%s' % ip_address], []]
# Initialize ZMQ context and socket.
# All messages are received in the same socket which means
# that this test fails if the publishing order changes.
# Note that the publishing order is not defined in the documentation and
# is subject to change.
address = "tcp://127.0.0.1:28332"
self.zmq_context = zmq.Context()
socket = self.zmq_context.socket(zmq.SUB)
socket.set(zmq.RCVTIMEO, 60000)
socket.connect(address)
# Subscribe to all available topics.
self.hashblock = ZMQSubscriber(socket, b"hashblock")
self.hashtx = ZMQSubscriber(socket, b"hashtx")
self.rawblock = ZMQSubscriber(socket, b"rawblock")
self.rawtx = ZMQSubscriber(socket, b"rawtx")
self.extra_args = [["-zmqpub%s=%s" % (sub.topic.decode(), address) for sub in [self.hashblock, self.hashtx, self.rawblock, self.rawtx]], []]
self.add_nodes(self.num_nodes, self.extra_args)
self.start_nodes()
@ -51,103 +77,45 @@ class ZMQTest (BitcoinTestFramework):
try:
self._zmq_test()
finally:
# Destroy the zmq context
self.log.debug("Destroying zmq context")
self.zmqContext.destroy(linger=None)
# Destroy the ZMQ context.
self.log.debug("Destroying ZMQ context")
self.zmq_context.destroy(linger=None)
def _zmq_test(self):
genhashes = self.nodes[0].generate(1)
num_blocks = 5
self.log.info("Generate %(n)d blocks (and %(n)d coinbase txes)" % {"n": num_blocks})
genhashes = self.nodes[0].generate(num_blocks)
self.sync_all()
self.log.info("Wait for tx")
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"hashtx")
txhash = msg[1]
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, 0) # must be sequence 0 on hashtx
for x in range(num_blocks):
# Should receive the coinbase txid.
txid = self.hashtx.receive()
# rawtx
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"rawtx")
body = msg[1]
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, 0) # must be sequence 0 on rawtx
# Should receive the coinbase raw transaction.
hex = self.rawtx.receive()
assert_equal(hash256(hex), txid)
# Check that the rawtx hashes to the hashtx
assert_equal(hash256(body), txhash)
# Should receive the generated block hash.
hash = bytes_to_hex_str(self.hashblock.receive())
assert_equal(genhashes[x], hash)
# The block should only have the coinbase txid.
assert_equal([bytes_to_hex_str(txid)], self.nodes[1].getblock(hash)["tx"])
self.log.info("Wait for block")
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"hashblock")
body = msg[1]
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, 0) # must be sequence 0 on hashblock
blkhash = bytes_to_hex_str(body)
assert_equal(genhashes[0], blkhash) # blockhash from generate must be equal to the hash received over zmq
# rawblock
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"rawblock")
body = msg[1]
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, 0) #must be sequence 0 on rawblock
# Check the hash of the rawblock's header matches generate
assert_equal(genhashes[0], bytes_to_hex_str(hash256(body[:80])))
self.log.info("Generate 10 blocks (and 10 coinbase txes)")
n = 10
genhashes = self.nodes[1].generate(n)
self.sync_all()
zmqHashes = []
zmqRawHashed = []
blockcount = 0
for x in range(n * 4):
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
body = msg[1]
if topic == b"hashblock":
zmqHashes.append(bytes_to_hex_str(body))
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, blockcount + 1)
blockcount += 1
if topic == b"rawblock":
zmqRawHashed.append(bytes_to_hex_str(hash256(body[:80])))
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, blockcount)
for x in range(n):
assert_equal(genhashes[x], zmqHashes[x]) # blockhash from generate must be equal to the hash received over zmq
assert_equal(genhashes[x], zmqRawHashed[x])
# Should receive the generated raw block.
block = self.rawblock.receive()
assert_equal(genhashes[x], bytes_to_hex_str(hash256(block[:80])))
self.log.info("Wait for tx from second node")
# test tx from a second node
hashRPC = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1.0)
payment_txid = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1.0)
self.sync_all()
# now we should receive a zmq msg because the tx was broadcast
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"hashtx")
body = msg[1]
hashZMQ = bytes_to_hex_str(body)
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, blockcount + 1)
# Should receive the broadcasted txid.
txid = self.hashtx.receive()
assert_equal(payment_txid, bytes_to_hex_str(txid))
msg = self.zmqSubSocket.recv_multipart()
topic = msg[0]
assert_equal(topic, b"rawtx")
body = msg[1]
hashedZMQ = bytes_to_hex_str(hash256(body))
msgSequence = struct.unpack('<I', msg[-1])[-1]
assert_equal(msgSequence, blockcount+1)
assert_equal(hashRPC, hashZMQ) # txid from sendtoaddress must be equal to the hash received over zmq
assert_equal(hashRPC, hashedZMQ)
# Should receive the broadcasted raw transaction.
hex = self.rawtx.receive()
assert_equal(payment_txid, bytes_to_hex_str(hash256(hex)))
if __name__ == '__main__':
ZMQTest().main()