def _unsubscribe_async(self, topic, ack_callback=None):
self._subscription_manager.remove_record(topic)
rc, mid = self._internal_async_client.unsubscribe(topic, ack_callback)
if MQTT_ERR_SUCCESS != rc:
self._logger.error("Unsubscribe error: %d", rc)
raise unsubscribeError(rc)
return rc, mid
def _unsubscribe_async(self, topic, ack_callback=None):
self._subscription_manager.remove_record(topic)
rc, mid = self._internal_async_client.unsubscribe(topic, ack_callback)
if MQTT_ERR_SUCCESS != rc:
self._logger.error("Unsubscribe error: %d", rc)
raise unsubscribeError(rc)
return rc, mid
def unsubscribe(self, topic):
if (topic is None):
self._log.error("unsubscribe: None type inputs detected.")
raise TypeError("None type inputs detected.")
self._log.debug("unsubscribe from: " + topic)
# Return unsubscribe succeeded/failed
ret = False
self._unsubscribeLock.acquire()
# Unsubscribe
(rc, mid) = self._pahoClient.unsubscribe(topic) # Throw exception...
self._log.debug("Started an unsubscribe request " + str(mid))
TenmsCount = 0
while (TenmsCount != self._mqttOperationTimeout * 100
and not self._unsubscribeSent):
TenmsCount += 1
time.sleep(0.01)
if (self._unsubscribeSent):
ret = rc == 0
if (ret):
try:
del self._subscribePool[topic]
except KeyError:
pass # Ignore topics that are never subscribed to
self._log.debug("Unsubscribe request " + str(mid) +
" succeeded. Time consumption: " +
str(float(TenmsCount) * 10) + "ms.")
self._pahoClient.message_callback_remove(topic)
self._log.debug("Remove the callback.")
else:
self._log.error("Unsubscribe request " + str(mid) +
" failed with code: " + str(rc))
self._unsubscribeLock.release(
) # Release the lock when exception is raised
raise unsubscribeError(rc)
else:
# Unsubscribe timeout
self._log.error("No feedback detected for unsubscribe request " +
str(mid) + ". Timeout and failed.")
self._unsubscribeLock.release(
) # Release the lock when exception is raised
raise unsubscribeTimeoutException()
self._unsubscribeSent = False
self._log.debug(
"Recover unsubscribe context for the next request: unsubscribeSent: "
+ str(self._unsubscribeSent))
self._unsubscribeLock.release()
return ret
def unsubscribe(self, topic):
if(topic is None):
self._log.error("unsubscribe: None type inputs detected.")
raise TypeError("None type inputs detected.")
self._log.debug("unsubscribe from: " + topic)
# Return unsubscribe succeeded/failed
ret = False
self._unsubscribeLock.acquire()
# Unsubscribe
(rc, mid) = self._pahoClient.unsubscribe(topic) # Throw exception...
self._log.debug("Started an unsubscribe request " + str(mid))
TenmsCount = 0
while(TenmsCount != self._mqttOperationTimeout * 100 and not self._unsubscribeSent):
TenmsCount += 1
time.sleep(0.01)
if(self._unsubscribeSent):
ret = rc == 0
if(ret):
try:
del self._subscribePool[topic]
except KeyError:
pass # Ignore topics that are never subscribed to
self._log.debug("Unsubscribe request " + str(mid) + " succeeded. Time consumption: " + str(float(TenmsCount) * 10) + "ms.")
self._pahoClient.message_callback_remove(topic)
self._log.debug("Remove the callback.")
else:
self._log.error("Unsubscribe request " + str(mid) + " failed with code: " + str(rc))
self._unsubscribeLock.release() # Release the lock when exception is raised
raise unsubscribeError(rc)
else:
# Unsubscribe timeout
self._log.error("No feedback detected for unsubscribe request " + str(mid) + ". Timeout and failed.")
self._unsubscribeLock.release() # Release the lock when exception is raised
raise unsubscribeTimeoutException()
self._unsubscribeSent = False
self._log.debug("Recover unsubscribe context for the next request: unsubscribeSent: " + str(self._unsubscribeSent))
self._unsubscribeLock.release()
return ret