47172c2f9e
blueprint use-common-cfg In addition this ensures that the cisco extension units are working with the common cfg code. Change-Id: I8c1f81e295e7ed593f0b58885efeeb15339b7733
96 lines
2.8 KiB
Python
96 lines
2.8 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Nicira Networks, Inc
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# All Rights Reserved.
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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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import logging
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from quantum.common import config
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from quantum.openstack.common import cfg
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from quantum import wsgi
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LOG = logging.getLogger(__name__)
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class WsgiService(object):
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"""Base class for WSGI based services.
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For each api you define, you must also define these flags:
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:<api>_listen: The address on which to listen
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:<api>_listen_port: The port on which to listen
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"""
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def __init__(self, app_name):
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self.app_name = app_name
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self.wsgi_app = None
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def start(self):
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self.wsgi_app = _run_wsgi(self.app_name)
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def wait(self):
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self.wsgi_app.wait()
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class QuantumApiService(WsgiService):
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"""Class for quantum-api service."""
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@classmethod
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def create(cls):
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app_name = "quantum"
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# Setup logging early, supplying both the CLI options and the
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# configuration mapping from the config file
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# We only update the conf dict for the verbose and debug
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# flags. Everything else must be set up in the conf file...
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# Log the options used when starting if we're in debug mode...
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config.setup_logging(cfg.CONF)
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LOG.debug("*" * 80)
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LOG.debug("Configuration options gathered from config file:")
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LOG.debug("================================================")
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items = dict([(k, v) for k, v in cfg.CONF.items()
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if k not in ('__file__', 'here')])
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for key, value in sorted(items.items()):
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LOG.debug("%(key)-30s %(value)s" % {'key': key,
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'value': value,
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})
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LOG.debug("*" * 80)
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service = cls(app_name)
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return service
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def serve_wsgi(cls):
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try:
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service = cls.create()
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except Exception:
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logging.exception('in WsgiService.create()')
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raise
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service.start()
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return service
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def _run_wsgi(app_name):
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app = config.load_paste_app(app_name)
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if not app:
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LOG.error(_('No known API applications configured.'))
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return
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server = wsgi.Server("Quantum")
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server.start(app, cfg.CONF.bind_port, cfg.CONF.bind_host)
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return server
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