# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# 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.
from heat.common import exception
from heat.engine import watchrule
from heat.engine import resource
from heat.db import api as db_api
from heat.openstack.common import log as logging
logger = logging.getLogger(__name__)
[docs]class CloudWatchAlarm(resource.Resource):
properties_schema = {'ComparisonOperator': {'Type': 'String',
'AllowedValues': ['GreaterThanOrEqualToThreshold',
'GreaterThanThreshold', 'LessThanThreshold',
'LessThanOrEqualToThreshold']},
'AlarmDescription': {'Type': 'String'},
'EvaluationPeriods': {'Type': 'String'},
'MetricName': {'Type': 'String'},
'Namespace': {'Type': 'String'},
'Period': {'Type': 'String'},
'Statistic': {'Type': 'String',
'AllowedValues': ['SampleCount',
'Average',
'Sum',
'Minimum',
'Maximum']},
'AlarmActions': {'Type': 'List'},
'OKActions': {'Type': 'List'},
'Dimensions': {'Type': 'List'},
'InsufficientDataActions': {'Type': 'List'},
'Threshold': {'Type': 'String'},
'Units': {'Type': 'String',
'AllowedValues': ['Seconds',
'Microseconds',
'Milliseconds',
'Bytes',
'Kilobytes',
'Megabytes',
'Gigabytes',
'Terabytes',
'Bits',
'Kilobits',
'Megabits',
'Gigabits',
'Terabits',
'Percent',
'Count',
'Bytes/Second',
'Kilobytes/Second',
'Megabytes/Second',
'Gigabytes/Second',
'Terabytes/Second',
'Bits/Second',
'Kilobits/Second',
'Megabits/Second',
'Gigabits/Second',
'Terabits/Second',
'Count/Second', None]}}
strict_dependency = False
[docs] def handle_create(self):
wr = watchrule.WatchRule(context=self.context,
watch_name=self.physical_resource_name(),
rule=self.parsed_template('Properties'),
stack_id=self.stack.id)
wr.store()
[docs] def handle_update(self, json_snippet):
return self.UPDATE_REPLACE
[docs] def handle_delete(self):
try:
db_api.watch_rule_delete(self.context,
self.physical_resource_name())
except exception.NotFound:
pass
[docs] def FnGetRefId(self):
return unicode(self.physical_resource_name())
[docs]def resource_mapping():
return {
'AWS::CloudWatch::Alarm': CloudWatchAlarm,
}