102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
#!/usr/bin/env python
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# Copyright 2011 OpenStack Foundation
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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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"""
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Glance API Server
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"""
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import os
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import sys
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import eventlet
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from oslo_utils import encodeutils
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# Monkey patch socket, time, select, threads
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# NOTE(jokke): As per the eventlet commit
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# b756447bab51046dfc6f1e0e299cc997ab343701 there's circular import happening
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# which can be solved making sure the hubs are properly and fully imported
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# before calling monkey_patch(). This is solved in eventlet 0.22.0 but we
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# need to address it before that is widely used around.
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eventlet.hubs.get_hub()
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eventlet.patcher.monkey_patch(all=False, socket=True, time=True,
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select=True, thread=True, os=True)
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# If ../glance/__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, 'glance', '__init__.py')):
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sys.path.insert(0, possible_topdir)
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import glance_store
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from oslo_config import cfg
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from oslo_log import log as logging
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import osprofiler.initializer
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from glance.common import config
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from glance.common import exception
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from glance.common import wsgi
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from glance import notifier
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CONF = cfg.CONF
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CONF.import_group("profiler", "glance.common.wsgi")
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logging.register_options(CONF)
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KNOWN_EXCEPTIONS = (RuntimeError,
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exception.WorkerCreationFailure,
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glance_store.exceptions.BadStoreConfiguration,
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ValueError)
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def fail(e):
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global KNOWN_EXCEPTIONS
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return_code = KNOWN_EXCEPTIONS.index(type(e)) + 1
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sys.stderr.write("ERROR: %s\n" % encodeutils.exception_to_unicode(e))
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sys.exit(return_code)
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def main():
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try:
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config.parse_args()
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config.set_config_defaults()
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wsgi.set_eventlet_hub()
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logging.setup(CONF, 'glance')
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notifier.set_defaults()
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if CONF.profiler.enabled:
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osprofiler.initializer.init_from_conf(
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conf=CONF,
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context={},
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project="glance",
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service="api",
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host=CONF.bind_host
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)
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server = wsgi.Server(initialize_glance_store=True)
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server.start(config.load_paste_app('glance-api'), default_port=9292)
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server.wait()
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except KNOWN_EXCEPTIONS as e:
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fail(e)
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if __name__ == '__main__':
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main()
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