本文整理汇总了Python中redis.client.Redis.publish方法的典型用法代码示例。如果您正苦于以下问题:Python Redis.publish方法的具体用法?Python Redis.publish怎么用?Python Redis.publish使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类redis.client.Redis
的用法示例。
在下文中一共展示了Redis.publish方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: RedisPublisher
# 需要导入模块: from redis.client import Redis [as 别名]
# 或者: from redis.client.Redis import publish [as 别名]
class RedisPublisher(RedisNode):
def start(self):
conf = parse_uri(self._uri)
self._channel = conf.pop('channel', self._name)
self._method = conf.pop('method', 'queue')
self._client = Redis(**conf)
def stop(self):
self._client.connection_pool.disconnect()
def send(self, msg):
"""
Send a message
:param msg: serializable string
"""
self._lock.acquire()
if self._method == 'pubsub':
ret = self._client.publish(self._channel, msg)
if ret < 1:
self._log.error('No subscriber receive this message ')
else:
ret = self._client.rpush(self._channel, msg)
self._lock.release()
return ret
示例2: RedisSocketManager
# 需要导入模块: from redis.client import Redis [as 别名]
# 或者: from redis.client.Redis import publish [as 别名]
#.........这里部分代码省略.........
return socket
def save_socket(self, sessid):
"""Stores into Redis any internal state that must be shared between all sockets in the same session.
"""
return
def init_connection(self, socket, *args, **kwargs):
super(RedisSocketManager, self).init_connection(socket, *args, **kwargs)
if not kwargs.get("nosync", False):
self.redis.sadd(self.connected_key, socket.sessid)
def activate_endpoint(self, sessid, endpoint):
key = self.make_session_key(sessid, "endpoints")
self.redis.sadd(key, endpoint)
self.notify_socket(sessid, "endpoint_activated", endpoint=endpoint)
def deactivate_endpoint(self, sessid, endpoint):
key = self.make_session_key(sessid, "endpoints")
ret = self.redis.srem(key, endpoint) > 0
if (
ret
): # only notify if the endpoint was actually removed by this manager (or we'll get in infinite loop when disconnect triggers deactivate_endpoint)
self.notify_socket(sessid, "endpoint_deactivated", endpoint=endpoint)
return ret
def active_endpoints(self, sessid):
key = self.make_session_key(sessid, "endpoints")
return self.redis.smembers(key)
def notify_socket(self, sessid, event, *args, **kwargs):
msg = json.dumps(dict(uuid=self.uuid, sessid=sessid, event=event, args=args, kwargs=kwargs))
self.redis.publish("socket.events", msg)
def notify_endpoint(self, endpoint, sessid, event, *args, **kwargs):
msg = json.dumps(dict(uuid=self.uuid, endpoint=endpoint, sessid=sessid, event=event, args=args, kwargs=kwargs))
self.redis.publish("endpoint.events", msg)
def _redis_listener(self):
"""Listens to a Redis PubSub for event messages."""
pubsub = self.redis.pubsub()
pubsub.subscribe(self.event_handlers.keys())
for msg in pubsub.listen():
if msg.get("type") == "message":
handler = self.event_handlers.get(msg.get("channel"))
if handler:
handler(msg)
gevent.sleep(0)
def on_socket_event(self, message):
"""Receiving a socket event from the Redis channel.
"""
msg = json.loads(message.get("data"))
sessid = msg.get("sessid")
event = msg.get("event")
args = msg.get("args", [])
kwargs = msg.get("kwargs", {})
uuid = msg.get("uuid")
if uuid != self.uuid:
# global handling for special events from other managers
if event in ("heartbeat_received", "heartbeat_sent", "endpoint_deactivated"):
socket = self.sockets.get(sessid)
if socket: