73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
# Copyright 2014 Red Hat, Inc.
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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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from nova.objects import base as obj_base
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from nova.objects import fields
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EVENT_NAMES = [
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# Network has changed for this instance, rebuild info_cache
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'network-changed',
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# VIF plugging notifications, tag is port_id
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'network-vif-plugged',
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'network-vif-unplugged',
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'network-vif-deleted',
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# Volume was extended for this instance, tag is volume_id
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'volume-extended',
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# Power state has changed for this instance
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'power-update',
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# Accelerator Request got bound, tag is ARQ uuid.
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# Sent when an ARQ for an instance has been bound or failed to bind.
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'accelerator-request-bound',
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]
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EVENT_STATUSES = ['failed', 'completed', 'in-progress']
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# Possible tag values for the power-update event.
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POWER_ON = 'POWER_ON'
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POWER_OFF = 'POWER_OFF'
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@obj_base.NovaObjectRegistry.register
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class InstanceExternalEvent(obj_base.NovaObject):
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# Version 1.0: Initial version
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# Supports network-changed and vif-plugged
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# Version 1.1: adds network-vif-deleted event
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# Version 1.2: adds volume-extended event
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# Version 1.3: adds power-update event
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# Version 1.4: adds accelerator-request-bound event
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VERSION = '1.4'
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fields = {
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'instance_uuid': fields.UUIDField(),
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'name': fields.EnumField(valid_values=EVENT_NAMES),
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'status': fields.EnumField(valid_values=EVENT_STATUSES),
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'tag': fields.StringField(nullable=True),
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'data': fields.DictOfStringsField(),
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}
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@staticmethod
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def make_key(name, tag=None):
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if tag is not None:
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return '%s-%s' % (name, tag)
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else:
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return name
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@property
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def key(self):
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return self.make_key(self.name, self.tag)
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