def _delBroker(self, broker):
if self._layerManager.brokerInUse(broker.id()):
Log.alert("A layer is currently using this broker. Please remove this first!")
return
if not Log.confirm("Are you sure you want to delete the broker " + broker.name() + "?"):
return
broker.deletingBroker.emit()
self._brokers.delete(broker)
self._brokers.sync()
self._buildBrokerTable()
def _on_test(self, client, status = True, msg = None):
if self.connectTest.isEnabled():
return # ignore duplicate responses
self.connectTest.setEnabled(True)
self.setTested(status)
Log.progressPop("Testing Connection")
if not status:
Log.alert("Connection test failed\n\n" + str(msg))
else:
Log.alert("MQTT Connection successful")
client.kill();
def _on_test(self, client, status=True, msg=None):
if self.connectTest.isEnabled():
return # ignore duplicate responses
self.connectTest.setEnabled(True)
self.setTested(status)
Log.progressPop("Testing Connection")
if not status:
Log.alert("Connection test failed\n\n" + str(msg))
else:
Log.alert("MQTT Connection successful")
client.kill()
def getTopicManager(broker, create=False):
try:
if not create and broker.id() in tlTopicManagerFactory.classObjects:
return tlTopicManagerFactory.classObjects[broker.id()]
_class = tlTopicManagerFactory.getTopicManagerById(broker.topicManager())
if not _class:
Log.alert("Error loading topic manager " + str(broker.id()))
return None
tlTopicManagerFactory.classObjects[broker.id()] = _class(broker, create)
return tlTopicManagerFactory.classObjects[broker.id()]
except Exception as e:
Log.progress("Unable to load topic manager from " + str(broker.topicManager()) + " " + str(e))
exc_type, exc_value, exc_traceback = sys.exc_info()
Log.debug(repr(traceback.format_exception(exc_type, exc_value,
exc_traceback)))
return None
def brokersLoaded(self, changed=[]):
remove = []
for tLayer in self.getTLayers().itervalues():
old_broker = tLayer.getBroker()
broker = Brokers.instance().find(old_broker.id())
if broker is None:
remove.append(tLayer.layer())
continue
tLayer.setBroker(broker)
if len(remove) > 0:
Log.alert("Broker Not found - Removing associated layers!")
for layer in remove:
tLayer.kill()
self.removeLayer(tLayer.layer(), False)
self.rebuildLegend()
for lid, tLayer in self.getTLayers().iteritems():
if tLayer.isRunning() and tLayer.getBroker().id() in changed:
Log.debug("Restarting " + tLayer.getBroker().name())
tLayer.restart()
def brokersLoaded(self, changed=[]):
remove = []
for tLayer in self.getTLayers().itervalues():
old_broker = tLayer.getBroker()
broker = Brokers.instance().find(old_broker.id())
if broker is None:
remove.append(tLayer.layer())
continue
tLayer.setBroker(broker)
if len(remove) > 0:
Log.alert("Broker Not found - Removing associated layers!")
for layer in remove:
tLayer.kill()
self.removeLayer(tLayer.layer(), False)
self.rebuildLegend()
for lid, tLayer in self.getTLayers().iteritems():
if tLayer.isRunning() and tLayer.getBroker().id() in changed:
Log.debug("Restarting " + tLayer.getBroker().name())
tLayer.restart()
def validate(self):
if len(self.getName()) == 0:
Log.alert("Please supply a name for this broker")
return False
if not Brokers.instance().uniqName(self._broker.id(), self.getName()):
Log.alert("A broker named " + self.getName() + " already exists")
return False
if len(self.getHost()) == 0:
Log.alert("Please supply a hostname")
return False
if self.getUseAltConnect() and len(self.getHostAlt()) == 0:
Log.alert("Please supply a hostname (alt)")
return False
if self.getPort() is None:
Log.alert("Please specify a port")
return False
if self.getUseAltConnect() and self.getPortAlt() is None:
Log.alert("Please supply a port (alt)")
return False
return True
def validate(self):
if len(self.getName()) == 0:
Log.alert("Please supply a name for this broker")
return False
if not Brokers.instance().uniqName(self._broker.id(), self.getName()):
Log.alert("A broker named " + self.getName() + " already exists")
return False
if len(self.getHost()) == 0:
Log.alert("Please supply a hostname")
return False
if self.getUseAltConnect() and len(self.getHostAlt()) == 0:
Log.alert("Please supply a hostname (alt)")
return False
if self.getPort() is None:
Log.alert("Please specify a port")
return False
if self.getUseAltConnect() and self.getPortAlt() is None:
Log.alert("Please supply a port (alt)")
return False
return True