alerta-contrib/plugins/zabbix/alerta_zabbix.py
2023-03-21 00:15:34 +01:00

127 lines
4.6 KiB
Python

import logging
import os
from alerta.plugins import PluginBase
from pyzabbix import ZabbixAPI, ZabbixAPIException
try:
from alerta.plugins import app # alerta >= 5.0
except ImportError:
from alerta.app import app # alerta < 5.0
LOG = logging.getLogger('alerta.plugins.zabbix')
DEFAULT_ZABBIX_API_URL = 'http://localhost:10080'
ZABBIX_API_URL = os.environ.get(
'ZABBIX_API_URL') or app.config.get('ZABBIX_API_URL', None)
ZABBIX_USER = os.environ.get('ZABBIX_USER') or app.config['ZABBIX_USER']
ZABBIX_PASSWORD = os.environ.get(
'ZABBIX_PASSWORD') or app.config['ZABBIX_PASSWORD']
# See https://www.zabbix.com/documentation/4.0/manual/api/reference/event/acknowledge
NO_ACTION = 0
ACTION_CLOSE = 1
ACTION_ACK = 2
ACTION_MSG = 4
ACTION_SEV = 8
class ZabbixEventAck(PluginBase):
def pre_receive(self, alert):
return alert
def post_receive(self, alert):
return
def status_change(self, alert, status, text):
if alert.event_type != 'zabbixAlert':
return
if alert.status == status or status not in ['ack', 'closed']:
return
event_id = alert.attributes.get('eventId', None)
trigger_id = alert.attributes.get('triggerId', None)
if not event_id:
LOG.error('Zabbix: eventId missing from alert attributes')
return
# login to zabbix
zabbix_api_url = ZABBIX_API_URL or alert.attributes.get(
'zabbixUrl', DEFAULT_ZABBIX_API_URL)
self.zapi = ZabbixAPI(zabbix_api_url)
self.zapi.login(ZABBIX_USER, ZABBIX_PASSWORD)
LOG.debug('Zabbix: acknowledge (%s) event=%s, resource=%s (triggerId=%s, eventId=%s) ',
status, alert.event, alert.resource, trigger_id, event_id)
if status == 'ack':
try:
r = self.zapi.event.get(objectids=trigger_id, acknowledged=False,
output='extend', sortfield='clock', sortorder='DESC', limit=10)
event_ids = [e['eventid'] for e in r]
except ZabbixAPIException:
LOG.error(
f'No eventids retrieved from Zabbix for {trigger_id}')
return
LOG.debug('Zabbix: status=ack; triggerId %s => eventIds %s',
trigger_id, ','.join(event_ids))
try:
LOG.debug('Zabbix: ack all events for trigger...')
r = self.zapi.event.acknowledge(eventids=event_ids, action=(
ACTION_ACK | ACTION_MSG), message='{}: {}'.format(status, text))
except ZabbixAPIException:
try:
LOG.debug('Zabbix: ack all failed, ack only the one event')
r = self.zapi.event.acknowledge(eventids=event_id, action=(
ACTION_ACK | ACTION_MSG), message='{}: {}'.format(status, text))
except ZabbixAPIException as e:
raise RuntimeError('Zabbix: ERROR - %s', e)
finally:
self.zapi.do_request('user.logout')
LOG.debug('Zabbix: event.acknowledge(ack) => %s', r)
text = text + ' (acknowledged in Zabbix)'
elif status == 'closed':
try:
r = self.zapi.event.get(
objectids=trigger_id, output='extend', sortfield='clock', sortorder='DESC', limit=10)
event_ids = [e['eventid'] for e in r]
except ZabbixAPIException:
LOG.error(
f'No eventids retrieved from Zabbix for {trigger_id}')
return
LOG.debug('Zabbix: status=closed; triggerId %s => eventIds %s',
trigger_id, ','.join(event_ids))
try:
LOG.debug('Zabbix: close all events for trigger...')
r = self.zapi.event.acknowledge(eventids=event_ids, action=(
ACTION_CLOSE | ACTION_MSG), message='{}: {}'.format(status, text))
except ZabbixAPIException:
try:
LOG.debug(
'Zabbix: ack all failed, close only the one event')
r = self.zapi.event.acknowledge(eventids=event_id, action=(
ACTION_CLOSE | ACTION_MSG), message='{}: {}'.format(status, text))
except ZabbixAPIException as e:
raise RuntimeError('Zabbix: ERROR - %s', e)
finally:
self.zapi.do_request('user.logout')
LOG.debug('Zabbix: event.acknowledge(closed) => %s', r)
text = text + ' (closed in Zabbix)'
return alert, status, text