70 lines
2.8 KiB
Python
70 lines
2.8 KiB
Python
# 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 oslo_config import cfg
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from senlin.common import utils
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from senlin.events import base
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from senlin.objects import notification as nobj
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class MessageEvent(base.EventBackend):
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"""Message driver for event dumping"""
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@classmethod
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def _notify_cluster_action(cls, ctx, level, cluster, action, **kwargs):
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action_name = cls._get_action_name(action)
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priority = utils.level_from_number(level).lower()
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publisher = nobj.NotificationPublisher(
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host=cfg.CONF.host, binary='senlin-engine')
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publisher.obj_set_defaults()
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phase = kwargs.get('phase')
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event_type = nobj.EventType(
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object='cluster', action=action_name, phase=phase)
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payload = nobj.ClusterActionPayload(cluster, action)
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notification = nobj.ClusterActionNotification(
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context=ctx, priority=priority, publisher=publisher,
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event_type=event_type, payload=payload)
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notification.emit(ctx)
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@classmethod
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def _notify_node_action(cls, ctx, level, node, action, **kwargs):
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action_name = cls._get_action_name(action)
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priority = utils.level_from_number(level).lower()
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publisher = nobj.NotificationPublisher(
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host=cfg.CONF.host, binary='senlin-engine')
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publisher.obj_set_defaults()
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phase = kwargs.get('phase')
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event_type = nobj.EventType(
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object='node', action=action_name, phase=phase)
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payload = nobj.NodeActionPayload(node, action)
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notification = nobj.NodeActionNotification(
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context=ctx, priority=priority, publisher=publisher,
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event_type=event_type, payload=payload)
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notification.emit(ctx)
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@classmethod
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def dump(cls, level, action, **kwargs):
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"""Dump the provided event into message queue.
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:param level: An integer as defined by python logging module.
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:param action: An action object for the current operation.
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:param dict kwargs: Other keyword arguments for the operation.
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"""
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ctx = action.context
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entity = action.entity
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etype = cls._check_entity(entity)
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if etype == 'CLUSTER':
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cls._notify_cluster_action(ctx, level, entity, action, **kwargs)
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else:
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cls._notify_node_action(ctx, level, entity, action, **kwargs)
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