106 lines
3.7 KiB
Python
106 lines
3.7 KiB
Python
# Copyright 2016 - Nokia
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from collections import namedtuple
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from oslo_log import log
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import requests
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from vitrage.common.constants import DatasourceProperties as DSProps
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from vitrage.datasources.alarm_driver_base import AlarmDriverBase
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from vitrage.datasources.nagios.config import NagiosConfig
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from vitrage.datasources.nagios import NAGIOS_DATASOURCE
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from vitrage.datasources.nagios.parser import NagiosParser
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from vitrage.datasources.nagios.properties import NagiosProperties\
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as NagiosProps
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from vitrage.datasources.nagios.properties import NagiosTestStatus
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LOG = log.getLogger(__name__)
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class NagiosDriver(AlarmDriverBase):
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ServiceKey = namedtuple('ServiceKey', ['hostname', 'service'])
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def __init__(self, conf):
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super(NagiosDriver, self).__init__()
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self.conf = conf
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self.config = NagiosConfig(conf)
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def _vitrage_type(self):
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return NAGIOS_DATASOURCE
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def _alarm_key(self, alarm):
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return self.ServiceKey(hostname=alarm[NagiosProps.RESOURCE_NAME],
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service=alarm[NagiosProps.SERVICE])
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def _get_alarms(self):
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nagios_user = self.conf.nagios.user
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nagios_password = self.conf.nagios.password
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nagios_url = self.conf.nagios.url
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if not nagios_user:
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return []
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if not nagios_password:
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LOG.warning('Nagios password is not defined')
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return []
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if not nagios_url:
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LOG.warning('Nagios url is not defined')
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return []
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session = requests.Session()
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payload = {'host': 'all', 'limit': '0'}
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response = session.get(nagios_url,
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params=payload,
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auth=(nagios_user, nagios_password))
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if response.status_code == requests.codes.ok:
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nagios_services = NagiosParser().parse(response.text)
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return nagios_services
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else:
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LOG.error('Failed to get nagios data. Response code: %s',
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response.status_code)
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return []
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def _enrich_alarms(self, alarms):
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for alarm in alarms:
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# based on nagios configuration file, convert nagios host name
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# to vitrage resource type and name
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alarm[DSProps.ENTITY_TYPE] = NagiosProps.NAGIOS
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nagios_host = alarm[NagiosProps.RESOURCE_NAME]
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vitrage_resource = self.config.get_vitrage_resource(nagios_host)
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alarm[NagiosProps.RESOURCE_TYPE] = \
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vitrage_resource[0] if vitrage_resource else None
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alarm[NagiosProps.RESOURCE_NAME] = \
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vitrage_resource[1] if vitrage_resource else None
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def _is_erroneous(self, alarm):
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return alarm and alarm[NagiosProps.STATUS] != NagiosTestStatus.OK
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def _status_changed(self, alarm1, alarm2):
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return alarm1 and alarm2 and \
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not alarm1[NagiosProps.STATUS] == alarm2[NagiosProps.STATUS]
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def _is_valid(self, alarm):
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return alarm[NagiosProps.RESOURCE_TYPE] is not None and \
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alarm[NagiosProps.RESOURCE_NAME] is not None
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@staticmethod
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def should_delete_outdated_entities():
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return True
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