67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Zun Service Layer"""
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from oslo_log import log
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from oslo_service import periodic_task
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from zun.common import context
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from zun import objects
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LOG = log.getLogger(__name__)
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class ZunServicePeriodicTasks(periodic_task.PeriodicTasks):
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"""Zun periodic Task class
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Any periodic task job need to be added into this class
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"""
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def __init__(self, conf, binary):
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self.zun_service_ref = None
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self.host = conf.host
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self.binary = binary
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self.availability_zone = conf.default_availability_zone
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super(ZunServicePeriodicTasks, self).__init__(conf)
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@periodic_task.periodic_task(run_immediately=True)
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@context.set_context
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def update_zun_service(self, ctx):
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LOG.debug('Update zun_service')
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if self.zun_service_ref is None:
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self.zun_service_ref = \
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objects.ZunService.get_by_host_and_binary(
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ctx, self.host, self.binary)
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if self.zun_service_ref is None:
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zun_service_dict = {
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'host': self.host,
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'binary': self.binary,
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'availability_zone': self.availability_zone
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}
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self.zun_service_ref = objects.ZunService(
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ctx, **zun_service_dict)
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self.zun_service_ref.create()
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else:
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self.zun_service_ref.availability_zone = \
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self.availability_zone
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self.zun_service_ref.report_state_up()
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def setup(conf, binary, tg):
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pt = ZunServicePeriodicTasks(conf, binary)
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tg.add_dynamic_timer(
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pt.run_periodic_tasks,
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periodic_interval_max=conf.periodic_interval_max,
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context=None)
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