def _process_los_alarms(self, ont_los):
"""
Walk current LOS and set/clear LOS as appropriate
:param ont_los: (frozenset) ONU IDs of ONUs in LOS alarm state
"""
cleared_alarms = self._active_los_alarms - ont_los
new_alarms = ont_los - self._active_los_alarms
if len(cleared_alarms) > 0 or len(new_alarms) > 0:
self.log.info('onu-los', cleared=cleared_alarms, new=new_alarms)
for onu_id in cleared_alarms:
self._active_los_alarms.remove(onu_id)
OnuLosAlarm(self.olt.alarms, onu_id).clear_alarm()
for onu_id in new_alarms:
self._active_los_alarms.add(onu_id)
OnuLosAlarm(self.olt.alarms, onu_id).raise_alarm()
self.delete_onu(onu_id)
def onu_alarm_indication(self, onu_alarm_ind):
"""
LOB = Los of burst
LOPC = Loss of PLOAM miss channel
:param onu_alarm_ind: Alarm indication which currently contains
onu_id:
los_status:
lob_status:
lopc_miss_status:
lopc_mic_error_status:
:return:
"""
self.log.info('onu-alarm-indication')
try:
self.log.debug(
'onu alarm indication received',
los_status=onu_alarm_ind.los_status,
onu_intf_id=onu_alarm_ind.onu_id,
lob_status=onu_alarm_ind.lob_status,
lopc_miss_status=onu_alarm_ind.lopc_miss_status,
lopc_mic_error_status=onu_alarm_ind.lopc_mic_error_status,
intf_id=onu_alarm_ind.intf_id)
try:
"""
Get the specific onu device information for the onu generating the alarm.
Extract the id. In the future extract the serial number as well
"""
onu_device_id = "unresolved"
serial_number = "unresolved"
onu_device = self.resolve_onu_id(
onu_alarm_ind.onu_id, port_intf_id=onu_alarm_ind.intf_id)
if onu_device != None:
onu_device_id = onu_device.id
serial_number = onu_device.serial_number
if onu_alarm_ind.los_status == 1 or onu_alarm_ind.los_status == "on":
OnuLosAlarm(self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).raise_alarm()
elif onu_alarm_ind.los_status == 0 or onu_alarm_ind.los_status == "off":
OnuLosAlarm(self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).clear_alarm()
else: # No Change
pass
if onu_alarm_ind.lopc_miss_status == 1 or onu_alarm_ind.lopc_miss_status == "on":
OnuLopcMissAlarm(
self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).raise_alarm()
elif (onu_alarm_ind.lopc_miss_status == 0
or onu_alarm_ind.lopc_miss_status == "off"):
OnuLopcMissAlarm(
self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).clear_alarm()
else: # No Change
pass
if onu_alarm_ind.lopc_mic_error_status == 1 or onu_alarm_ind.lopc_mic_error_status == "on":
OnuLopcMicErrorAlarm(
self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).raise_alarm()
elif onu_alarm_ind.lopc_mic_error_status == 0 or onu_alarm_ind.lopc_mic_error_status == "off":
OnuLopcMicErrorAlarm(
self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).clear_alarm()
else: # No Change
pass
if onu_alarm_ind.lob_status == 1 or onu_alarm_ind.lob_status == "on":
OnuLobAlarm(self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).raise_alarm()
elif onu_alarm_ind.lob_status == 0 or onu_alarm_ind.lob_status == "off":
OnuLobAlarm(self.alarms,
onu_id=onu_device_id,
intf_id=onu_alarm_ind.intf_id).clear_alarm()
else: # No Change
pass
except Exception as alarm_err:
self.log.exception('onu-alarm-indication',
errmsg=alarm_err.message)
except Exception as e:
self.log.exception('onu-alarm-indication', errmsg=e.message)
def simulate_alarm(self, alarm):
if alarm.indicator == "los":
alarm_obj = OltLosAlarm(self.adapter_alarms,
intf_id=alarm.intf_id,
port_type_name=alarm.port_type_name)
elif alarm.indicator == "dying_gasp":
alarm_obj = OnuDyingGaspAlarm(self.adapter_alarms,
onu_id=alarm.onu_device_id,
intf_id=alarm.intf_id)
elif alarm.indicator == "onu_los":
alarm_obj = OnuLosAlarm(self.adapter_alarms,
onu_id=alarm.onu_device_id,
intf_id=alarm.intf_id)
elif alarm.indicator == "onu_lopc_miss":
alarm_obj = OnuLopcMissAlarm(self.adapter_alarms,
onu_id=alarm.onu_device_id,
intf_id=alarm.intf_id)
elif alarm.indicator == "onu_lopc_mic":
alarm_obj = OnuLopcMicErrorAlarm(self.adapter_alarms,
onu_id=alarm.onu_device_id,
intf_id=alarm.intf_id)
elif alarm.indicator == "onu_lob":
alarm_obj = OnuLobAlarm(self.adapter_alarms,
onu_id=alarm.onu_device_id,
intf_id=alarm.intf_id)
elif alarm.indicator == "onu_startup":
alarm_obj = OnuStartupAlarm(self.adapter_alarms,
intf_id=alarm.intf_id,
onu_id=alarm.onu_device_id)
elif alarm.indicator == "onu_signal_degrade":
alarm_obj = OnuSignalDegradeAlarm(
self.adapter_alarms,
intf_id=alarm.intf_id,
onu_id=alarm.onu_device_id,
inverse_bit_error_rate=alarm.inverse_bit_error_rate)
elif alarm.indicator == "onu_drift_of_window":
alarm_obj = OnuWindowDriftAlarm(self.adapter_alarms,
intf_id=alarm.intf_id,
onu_id=alarm.onu_device_id,
drift=alarm.drift,
new_eqd=alarm.new_eqd)
elif alarm.indicator == "onu_signal_fail":
alarm_obj = OnuSignalFailAlarm(
self.adapter_alarms,
intf_id=alarm.intf_id,
onu_id=alarm.onu_device_id,
inverse_bit_error_rate=alarm.inverse_bit_error_rate)
elif alarm.indicator == "onu_activation":
alarm_obj = OnuActivationFailAlarm(self.adapter_alarms,
intf_id=alarm.intf_id,
onu_id=alarm.onu_device_id)
elif alarm.indicator == "onu_discovery":
alarm_obj = OnuDiscoveryAlarm(
self.adapter_alarms,
pon_id=alarm.intf_id,
serial_number=alarm.onu_serial_number)
else:
raise Exception("Unknown alarm indicator %s" % alarm.indicator)
if alarm.operation == alarm.RAISE:
alarm_obj.raise_alarm()
elif alarm.operation == alarm.CLEAR:
alarm_obj.clear_alarm()
else:
# This shouldn't happen
raise Exception("Unknown alarm operation")