121 lines
3.5 KiB
Python
121 lines
3.5 KiB
Python
#
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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 heat.common.i18n import _
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from heat.engine import attributes
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from heat.engine import constraints
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from heat.engine import properties
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from heat.engine.resources.openstack.senlin import res_base
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class Receiver(res_base.BaseSenlinResource):
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"""A resource that creates Senlin Receiver.
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Receiver is an abstract resource created at the senlin engine
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that can be used to hook the engine to some external event/alarm sources.
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"""
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entity = 'receiver'
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PROPERTIES = (
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CLUSTER, ACTION, NAME, TYPE, PARAMS,
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) = (
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'cluster', 'action', 'name', 'type', 'params',
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)
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ATTRIBUTES = (
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ATTR_CHANNEL,
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) = (
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'channel',
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)
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_ACTIONS = (
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CLUSTER_SCALE_OUT, CLUSTER_SCALE_IN,
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) = (
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'CLUSTER_SCALE_OUT', 'CLUSTER_SCALE_IN',
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)
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_TYPES = (
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WEBHOOK,
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) = (
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'webhook',
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)
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properties_schema = {
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CLUSTER: properties.Schema(
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properties.Schema.STRING,
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_('Name or ID of target cluster.'),
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required=True,
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constraints=[
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constraints.CustomConstraint('senlin.cluster')
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]
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),
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ACTION: properties.Schema(
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properties.Schema.STRING,
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_('The action to be executed when the receiver is signaled.'),
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required=True,
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constraints=[
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constraints.AllowedValues(_ACTIONS)
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]
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),
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NAME: properties.Schema(
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properties.Schema.STRING,
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_('Name of the senlin receiver. By default, '
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'physical resource name is used.'),
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),
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TYPE: properties.Schema(
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properties.Schema.STRING,
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_('Type of receiver.'),
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default=WEBHOOK,
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constraints=[
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constraints.AllowedValues(_TYPES)
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]
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),
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PARAMS: properties.Schema(
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properties.Schema.MAP,
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_('The parameters passed to action when the receiver '
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'is signaled.'),
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),
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}
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attributes_schema = {
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ATTR_CHANNEL: attributes.Schema(
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_("The channel for receiving signals."),
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type=attributes.Schema.MAP
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),
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}
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def handle_create(self):
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params = {
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'name': (self.properties[self.NAME] or
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self.physical_resource_name()),
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'cluster_id': self.properties[self.CLUSTER],
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'type': self.properties[self.TYPE],
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'action': self.properties[self.ACTION],
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'params': self.properties[self.PARAMS],
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}
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recv = self.client().create_receiver(**params)
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self.resource_id_set(recv.id)
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def handle_delete(self):
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if self.resource_id is not None:
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with self.client_plugin().ignore_not_found:
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self.client().delete_receiver(self.resource_id)
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def resource_mapping():
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return {
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'OS::Senlin::Receiver': Receiver
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}
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