diff options
Diffstat (limited to 'contrib')
| -rwxr-xr-x | contrib/zmq/zmq_sub.py | 80 | ||||
| -rwxr-xr-x | contrib/zmq/zmq_sub3.py | 52 |
2 files changed, 51 insertions, 81 deletions
diff --git a/contrib/zmq/zmq_sub.py b/contrib/zmq/zmq_sub.py index 6f57aa47e9..e462198bfe 100755 --- a/contrib/zmq/zmq_sub.py +++ b/contrib/zmq/zmq_sub.py @@ -1,43 +1,65 @@ -#!/usr/bin/env python2 +#!/usr/bin/env python3 # Copyright (c) 2014-2016 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. +# A blocking example using python 2.7 can be obtained from the git history: +# https://github.com/bitcoin/bitcoin/blob/37a7fe9e440b83e2364d5498931253937abe9294/contrib/zmq/zmq_sub.py + +import array import binascii -import zmq +import asyncio, zmq, zmq.asyncio +import signal import struct port = 28332 -zmqContext = zmq.Context() -zmqSubSocket = zmqContext.socket(zmq.SUB) -zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "hashblock") -zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "hashtx") -zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "rawblock") -zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "rawtx") -zmqSubSocket.connect("tcp://127.0.0.1:%i" % port) - -try: - while True: - msg = zmqSubSocket.recv_multipart() - topic = str(msg[0]) +class ZMQHandler(): + def __init__(self): + self.loop = zmq.asyncio.install() + self.zmqContext = zmq.asyncio.Context() + + self.zmqSubSocket = self.zmqContext.socket(zmq.SUB) + self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashblock") + self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashtx") + self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "rawblock") + self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "rawtx") + self.zmqSubSocket.connect("tcp://127.0.0.1:%i" % port) + + async def handle(self) : + msg = await self.zmqSubSocket.recv_multipart() + topic = msg[0] body = msg[1] sequence = "Unknown"; if len(msg[-1]) == 4: msgSequence = struct.unpack('<I', msg[-1])[-1] sequence = str(msgSequence) - if topic == "hashblock": - print '- HASH BLOCK ('+sequence+') -' - print binascii.hexlify(body) - elif topic == "hashtx": - print '- HASH TX ('+sequence+') -' - print binascii.hexlify(body) - elif topic == "rawblock": - print '- RAW BLOCK HEADER ('+sequence+') -' - print binascii.hexlify(body[:80]) - elif topic == "rawtx": - print '- RAW TX ('+sequence+') -' - print binascii.hexlify(body) - -except KeyboardInterrupt: - zmqContext.destroy() + if topic == b"hashblock": + print('- HASH BLOCK ('+sequence+') -') + print(binascii.hexlify(body)) + elif topic == b"hashtx": + print('- HASH TX ('+sequence+') -') + print(binascii.hexlify(body)) + elif topic == b"rawblock": + print('- RAW BLOCK HEADER ('+sequence+') -') + print(binascii.hexlify(body[:80])) + elif topic == b"rawtx": + print('- RAW TX ('+sequence+') -') + print(binascii.hexlify(body)) + # schedule ourselves to receive the next message + asyncio.ensure_future(self.handle()) + + def start(self): + asyncio.ensure_future(self.handle()) + self.loop.run_forever() + + def stop(self): + self.loop.stop() + self.zmqContext.destroy() + +daemon = ZMQHandler() +def signal_handler(num, frame): + daemon.stop() + exit(0) +signal.signal(signal.SIGINT, signal_handler) +daemon.start() diff --git a/contrib/zmq/zmq_sub3.py b/contrib/zmq/zmq_sub3.py deleted file mode 100755 index 79cb5b484c..0000000000 --- a/contrib/zmq/zmq_sub3.py +++ /dev/null @@ -1,52 +0,0 @@ -#!/usr/bin/env python3 -# Copyright (c) 2014-2016 The Bitcoin Core developers -# Distributed under the MIT software license, see the accompanying -# file COPYING or http://www.opensource.org/licenses/mit-license.php. - -import array -import binascii -import asyncio, zmq, zmq.asyncio -import struct - -port = 28332 - -zmqContext = zmq.asyncio.Context() - -async def recv_and_process(): - zmqSubSocket = zmqContext.socket(zmq.SUB) - zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashblock") - zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashtx") - zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "rawblock") - zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "rawtx") - zmqSubSocket.connect("tcp://127.0.0.1:%i" % port) - - poller = zmq.asyncio.Poller() - poller.register(zmqSubSocket, zmq.POLLIN) - while True: - s = await poller.poll() - msg = await s[0][0].recv_multipart() - topic = msg[0] - body = msg[1] - sequence = "Unknown"; - if len(msg[-1]) == 4: - msgSequence = struct.unpack('<I', msg[-1])[-1] - sequence = str(msgSequence) - if topic == b"hashblock": - print('- HASH BLOCK ('+sequence+') -') - print(binascii.hexlify(body)) - elif topic == b"hashtx": - print('- HASH TX ('+sequence+') -') - print(binascii.hexlify(body)) - elif topic == b"rawblock": - print('- RAW BLOCK HEADER ('+sequence+') -') - print(binascii.hexlify(body[:80])) - elif topic == b"rawtx": - print('- RAW TX ('+sequence+') -') - print(binascii.hexlify(body)) - -try: - loop = zmq.asyncio.ZMQEventLoop() - asyncio.set_event_loop(loop) - loop.run_until_complete(setup()) -except KeyboardInterrupt: - zmqContext.destroy() |