c3283ec1e8
Expose the new alarm history API via the CLI. Change-Id: I5757d309dd7143dfab83985fb51ee6d320478e3b
146 lines
4.9 KiB
Python
146 lines
4.9 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2013 Red Hat, Inc
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#
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# Author: Eoghan Glynn <eglynn@redhat.com>
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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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import warnings
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from ceilometerclient.common import base
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from ceilometerclient.common import utils
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from ceilometerclient.v2 import options
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UPDATABLE_ATTRIBUTES = [
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'name',
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'description',
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'type',
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'state',
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'enabled',
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'alarm_actions',
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'ok_actions',
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'insufficient_data_actions',
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'repeat_actions',
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'threshold_rule',
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'combination_rule',
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]
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CREATION_ATTRIBUTES = UPDATABLE_ATTRIBUTES + ['project_id', 'user_id']
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class Alarm(base.Resource):
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def __repr__(self):
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return "<Alarm %s>" % self._info
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def __getattr__(self, k):
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# Alias to have the Alarm client object
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# that look like the Alarm storage object
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if k == 'rule':
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k = '%s_rule' % self.type
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return super(Alarm, self).__getattr__(k)
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class AlarmChange(base.Resource):
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def __repr__(self):
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return "<AlarmChange %s>" % self._info
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def __getattr__(self, k):
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return super(AlarmChange, self).__getattr__(k)
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class AlarmManager(base.Manager):
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resource_class = Alarm
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@staticmethod
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def _path(id=None):
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return '/v2/alarms/%s' % id if id else '/v2/alarms'
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def list(self, q=None):
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return self._list(options.build_url(self._path(), q))
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def get(self, alarm_id):
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try:
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return self._list(self._path(alarm_id), expect_single=True)[0]
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except IndexError:
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return None
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@classmethod
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def _compat_legacy_alarm_kwargs(cls, kwargs, create=False):
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cls._compat_counter_rename_kwargs(kwargs, create)
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cls._compat_alarm_before_rule_type_kwargs(kwargs, create)
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@staticmethod
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def _compat_counter_rename_kwargs(kwargs, create=False):
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# NOTE(jd) Compatibility with Havana-2 API
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if 'counter_name' in kwargs:
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warnings.warn("counter_name has been renamed to meter_name",
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DeprecationWarning)
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kwargs['meter_name'] = kwargs['counter_name']
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@staticmethod
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def _compat_alarm_before_rule_type_kwargs(kwargs, create=False):
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# NOTE(sileht) Compatibility with Havana-3 API
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if create and 'type' not in kwargs:
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warnings.warn("alarm without type set is deprecated",
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DeprecationWarning)
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kwargs['type'] = 'threshold'
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for field in ['period', 'evaluation_periods', 'threshold',
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'statistic', 'comparison_operator', 'meter_name']:
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if field in kwargs:
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kwargs.setdefault('threshold_rule', {})[field] = kwargs[field]
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del kwargs[field]
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if 'matching_metadata' in kwargs:
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query = []
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for key in kwargs['matching_metadata']:
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query.append({'field': key,
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'op': 'eq',
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'value': kwargs['matching_metadata'][key]})
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del kwargs['matching_metadata']
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kwargs['threshold_rule']['query'] = query
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def create(self, **kwargs):
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self._compat_legacy_alarm_kwargs(kwargs, create=True)
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new = dict((key, value) for (key, value) in kwargs.items()
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if key in CREATION_ATTRIBUTES)
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return self._create(self._path(), new)
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def update(self, alarm_id, **kwargs):
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self._compat_legacy_alarm_kwargs(kwargs)
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updated = self.get(alarm_id).to_dict()
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kwargs = dict((k, v) for k, v in kwargs.items()
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if k in updated and k in UPDATABLE_ATTRIBUTES)
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utils.merge_nested_dict(updated, kwargs, depth=1)
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return self._update(self._path(alarm_id), updated)
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def delete(self, alarm_id):
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return self._delete(self._path(alarm_id))
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def set_state(self, alarm_id, state):
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resp, body = self.api.json_request('PUT',
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"%s/state" % self._path(alarm_id),
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body=state)
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return body
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def get_state(self, alarm_id):
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resp, body = self.api.json_request('GET',
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"%s/state" % self._path(alarm_id))
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return body
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def get_history(self, alarm_id, q=None):
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path = '%s/history' % self._path(alarm_id)
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url = options.build_url(path, q)
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return self._list(url, obj_class=AlarmChange)
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