63 lines
2.1 KiB
Python
Executable File
63 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python
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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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"""
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Heat Engine Server. This does the work of actually implementing the API
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calls made by the user. Normal communications is done via the heat API
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which then calls into this engine.
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"""
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import eventlet
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eventlet.monkey_patch()
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import os
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import sys
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# If ../heat/__init__.py exists, add ../ to Python search path, so that
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# it will override what happens to be installed in /usr/(local/)lib/python...
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POSSIBLE_TOPDIR = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
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os.pardir,
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os.pardir))
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if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'heat', '__init__.py')):
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sys.path.insert(0, POSSIBLE_TOPDIR)
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from oslo.config import cfg
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from heat.common import messaging
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from heat.openstack.common import gettextutils
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from heat.openstack.common import log as logging
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from heat.openstack.common import service
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from heat.rpc import api as rpc_api
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gettextutils.enable_lazy()
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gettextutils.install('heat', lazy=True)
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LOG = logging.getLogger('heat.engine')
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if __name__ == '__main__':
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cfg.CONF(project='heat', prog='heat-engine')
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logging.setup('heat')
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messaging.setup()
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from heat.engine import service as engine
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srv = engine.EngineService(cfg.CONF.host, rpc_api.ENGINE_TOPIC)
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launcher = service.launch(srv, workers=cfg.CONF.num_engine_workers)
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# We create the periodic tasks here, which mean they are created
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# only in the parent process when num_engine_workers>1 is specified
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srv.create_periodic_tasks()
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launcher.wait()
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