def start(self):
"""Start the event loop."""
def keyboard_interrupt(s, f):
print("KeyboardInterrupt (ID: {}) has been caught. Cleaning up...".format(s))
self.loop.stop()
signal.signal(signal.SIGINT, keyboard_interrupt)
log.info("start io loop ...", caller=self)
self.loop.run_forever()
def stop(self):
"""Stop the event loop."""
log.info("stop io loop.", caller=self)
self.loop.stop()
def subscribe(self, market_type, platform, symbol, callback):
self.ev = EventServer()
key = f"{platform}.{symbol}"
self.ev.subscribe(market_type, callback, key)
log.info(f"{market_type},{key},订阅成功！")
def orderbookcallback(ch, method, properties, data):
e = Event()
e.loads(data)
log.info(f"Orderbook data:{e.data}")
def tickcallback(ch, method, properties, data):
e = Event()
e.loads(data)
log.info(f"Tick data:{e.data}")
def publish(self,event):
log.info(f"publish exchange:{event.exchange},key:{event.routing_key},data{event.data}")
data = event.dumps()
self._channel.basic_publish(exchange=event.exchange,
routing_key=event.routing_key,
body=data)