/usr/lib/python2.7/dist-packages/ceilometerclient/v2/alarms.py is in python-ceilometerclient 2.9.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 | #
# Copyright 2013 Red Hat, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import warnings
from ceilometerclient.common import base
from ceilometerclient.common import utils
from ceilometerclient import exc
from ceilometerclient.v2 import options
UPDATABLE_ATTRIBUTES = [
'name',
'description',
'type',
'state',
'severity',
'enabled',
'alarm_actions',
'ok_actions',
'insufficient_data_actions',
'repeat_actions',
'project_id',
'user_id'
]
CREATION_ATTRIBUTES = UPDATABLE_ATTRIBUTES + ['time_constraints']
class Alarm(base.Resource):
def __repr__(self):
return "<Alarm %s>" % self._info
def __getattr__(self, k):
# Alias to have the Alarm client object
# that look like the Alarm storage object
if k == 'rule':
k = '%s_rule' % self.type
if k == 'id':
return self.alarm_id
return super(Alarm, self).__getattr__(k)
def delete(self):
return self.manager.delete(self.alarm_id)
def get_state(self):
state = self.manager.get_state(self.alarm_id)
return state.get('alarm')
class AlarmChange(base.Resource):
def __repr__(self):
return "<AlarmChange %s>" % self._info
def __getattr__(self, k):
return super(AlarmChange, self).__getattr__(k)
class AlarmManager(base.Manager):
resource_class = Alarm
def _path(self, id=None):
return '/v2/alarms/%s' % id if id else '/v2/alarms'
def list(self, q=None):
return self._list(options.build_url(self._path(), q))
def get(self, alarm_id):
try:
return self._list(self._path(alarm_id), expect_single=True)[0]
except IndexError:
return None
except exc.HTTPNotFound:
# When we try to get a deleted alarm, or
# when an alarm doesn't exist, HTTPNotFound exception occurs.
# Since scenario tests at the time of cleanUp() will not know
# how to handle it, we only return None.
return None
@classmethod
def _compat_legacy_alarm_kwargs(cls, kwargs, create=False):
cls._compat_counter_rename_kwargs(kwargs, create)
cls._compat_alarm_before_rule_type_kwargs(kwargs, create)
@staticmethod
def _compat_counter_rename_kwargs(kwargs, create=False):
# NOTE(jd) Compatibility with Havana-2 API
if 'counter_name' in kwargs:
warnings.warn("counter_name has been renamed to meter_name",
DeprecationWarning)
kwargs['meter_name'] = kwargs['counter_name']
@staticmethod
def _compat_alarm_before_rule_type_kwargs(kwargs, create=False):
# NOTE(sileht) Compatibility with Havana-3 API
if create and 'type' not in kwargs:
warnings.warn("alarm without type set is deprecated",
DeprecationWarning)
kwargs['type'] = 'threshold'
for field in ['period', 'evaluation_periods', 'threshold',
'statistic', 'comparison_operator', 'meter_name']:
if field in kwargs:
kwargs.setdefault('threshold_rule', {})[field] = kwargs[field]
del kwargs[field]
if 'matching_metadata' in kwargs:
query = []
for key in kwargs['matching_metadata']:
query.append({'field': key,
'op': 'eq',
'value': kwargs['matching_metadata'][key]})
del kwargs['matching_metadata']
kwargs['threshold_rule']['query'] = query
@staticmethod
def _merge_time_constraints(existing_tcs, kwargs):
new_tcs = kwargs.get('time_constraints', [])
if not existing_tcs:
updated_tcs = new_tcs
else:
updated_tcs = [dict(tc) for tc in existing_tcs]
for tc in new_tcs:
for i, old_tc in enumerate(updated_tcs):
# if names match, merge
if old_tc['name'] == tc.get('name'):
utils.merge_nested_dict(updated_tcs[i], tc)
break
else:
updated_tcs.append(tc)
tcs_to_remove = kwargs.get('remove_time_constraints', [])
for tc in updated_tcs:
if tc.get('name') in tcs_to_remove:
updated_tcs.remove(tc)
return updated_tcs
def create(self, **kwargs):
self._compat_legacy_alarm_kwargs(kwargs, create=True)
new = dict((key, value) for (key, value) in kwargs.items()
if (key in CREATION_ATTRIBUTES
or key.endswith('_rule')))
return self._create(self._path(), new)
def update(self, alarm_id, **kwargs):
self._compat_legacy_alarm_kwargs(kwargs)
alarm = self.get(alarm_id)
if alarm is None:
raise exc.CommandError('Alarm not found: %s' % alarm_id)
updated = alarm.to_dict()
updated['time_constraints'] = self._merge_time_constraints(
updated.get('time_constraints', []), kwargs)
kwargs = dict((k, v) for k, v in kwargs.items()
if k in updated and (k in UPDATABLE_ATTRIBUTES
or k.endswith('_rule')))
utils.merge_nested_dict(updated, kwargs, depth=1)
return self._update(self._path(alarm_id), updated)
def delete(self, alarm_id):
return self._delete(self._path(alarm_id))
def set_state(self, alarm_id, state):
body = self.api.put("%s/state" % self._path(alarm_id),
json=state).json()
return body
def get_state(self, alarm_id):
body = self.api.get("%s/state" % self._path(alarm_id)).json()
return body
def get_history(self, alarm_id, q=None):
path = '%s/history' % self._path(alarm_id)
url = options.build_url(path, q)
return self._list(url, obj_class=AlarmChange)
|