def handle(self):
event = self.event
alert = AlertGenerator(event)
interface = event.get_subject()
is_unresolved = unresolved.refers_to_unresolved_alert(event)
if event.state == event.STATE_START:
alert.alert_type = 'linkDegraded'
if is_unresolved:
return self._handle_duplicate(alert, is_unresolved)
if not interface.is_degraded():
return self._ignore("Got aggregateLinkState start event, but "
"the interface is not currently degraded.")
elif event.state == event.STATE_END:
alert.alert_type = 'linkRestored'
if not is_unresolved:
return self._ignore("Got aggregateLinkState end event, but "
"there is no currently active alert to "
"resolve.")
if interface.is_degraded():
return self._ignore("Got aggregateLinkState end event, but the "
"interface still appears to be degraded.")
if self._box_is_on_maintenance():
alert.post_alert_history()
else:
alert.post()
event.delete()
def _post_alert(self, event):
alert = AlertGenerator(event)
alert.alert_type = ('exceededThreshold' if event.state
== event.STATE_START else 'belowThreshold')
if alert.is_event_duplicate():
self._logger.info('Ignoring duplicate alert')
else:
alert.post()
def _post_alert(self, event):
alert = AlertGenerator(event)
alert.alert_type = ('onMaintenance' if event.state == event.STATE_START
else 'offMaintenance')
alert.history_vars = dict(alert)
if alert.is_event_duplicate():
self._logger.info('Ignoring duplicate event')
else:
alert.post()
def _post_alert(self, event):
alert = AlertGenerator(event)
alert.alert_type = (
'onMaintenance' if event.state == event.STATE_START
else 'offMaintenance')
alert.history_vars = dict(alert)
if alert.is_event_duplicate():
self._logger.info('Ignoring duplicate event')
else:
alert.post()
def _post_alert(self, event):
alert = AlertGenerator(event)
alert.alert_type = (
'exceededThreshold' if event.state == event.STATE_START
else 'belowThreshold')
if alert.is_event_duplicate():
self._logger.info('Ignoring duplicate alert')
else:
alert.post()
def _post_generic_alert(self, event):
alert = AlertGenerator(event)
if 'alerttype' in event.varmap:
alert.alert_type = event.varmap['alerttype']
is_stateless = event.state == Event.STATE_STATELESS
if is_stateless or not alert.is_event_duplicate():
self._logger.debug('Posting %s event', event.event_type)
alert.post()
else:
self._logger.info('Ignoring duplicate %s event' % event.event_type)
event.delete()
def _post_generic_alert(self, event):
alert = AlertGenerator(event)
if 'alerttype' in event.varmap:
alert.alert_type = event.varmap['alerttype']
is_stateless = event.state == Event.STATE_STATELESS
if is_stateless or not alert.is_event_duplicate():
self._logger.debug('Posting %s event', event.event_type)
alert.post()
else:
self._logger.info('Ignoring duplicate %s event' % event.event_type)
event.delete()
def handle(self):
event = self.event
alert = AlertGenerator(event)
if event.state in [event.STATE_START, event.STATE_END]:
service = self._update_service()
self._set_alert_type(alert, service)
self._populate_alert(alert)
alert.post(post_alert=not self._box_is_on_maintenance())
event.delete()
def _post_down_warning(self):
"""Posts the actual warning alert"""
alert = AlertGenerator(self.event)
alert.state = self.event.STATE_STATELESS
shadow = self._verify_shadow()
if shadow:
alert.alert_type = 'boxShadowWarning'
self._set_internal_state(Netbox.UP_SHADOW)
else:
alert.alert_type = 'boxDownWarning'
self._logger.info("%s: Posting %s alert", self.event.netbox, alert.alert_type)
alert.post()
def _post_down_warning(self):
"""Posts the actual warning alert"""
alert = AlertGenerator(self.event)
alert.state = self.event.STATE_STATELESS
shadow = self._verify_shadow()
if shadow:
alert.alert_type = 'boxShadowWarning'
self._set_internal_state(Netbox.UP_SHADOW)
else:
alert.alert_type = 'boxDownWarning'
self._logger.info("%s: Posting %s alert",
self.event.netbox, alert.alert_type)
alert.post()
def handle(self):
event = self.event
alert = AlertGenerator(event)
if event.state in [event.STATE_START, event.STATE_END]:
service = self._update_service()
self._set_alert_type(alert, service)
self._populate_alert(alert)
if self._box_is_on_maintenance():
alert.post_alert_history()
else:
alert.post()
event.delete()
def _post_generic_alert(self, event):
alert = AlertGenerator(event)
if 'alerttype' in event.varmap:
alert.alert_type = event.varmap['alerttype']
is_stateless = event.state == Event.STATE_STATELESS
if is_stateless or not alert.is_event_duplicate():
if self._box_is_on_maintenance(event):
self._logger.debug('%s is on maintenance, only posting to '
'alert history for %s event',
event.netbox, event.event_type)
alert.post_alert_history()
else:
self._logger.debug('Posting %s event', event.event_type)
alert.post()
else:
self._logger.info('Ignoring duplicate %s event for %s',
event.event_type, event.netbox)
self._logger.debug('ignored alert details: %r', event)
event.delete()