151 lines
4.7 KiB
Python
151 lines
4.7 KiB
Python
# Copyright (c) 2013 Mirantis Inc.
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#
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# 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
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# 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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import os
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from oslo.config import cfg
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import pecan
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from wsgiref import simple_server
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from radar.api.auth.token_storage import impls as storage_impls
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from radar.api.auth.token_storage import storage
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from radar.api import config as api_config
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from radar.api.middleware.cors_middleware import CORSMiddleware
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from radar.api.middleware import token_middleware
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from radar.api.middleware import user_id_hook
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from radar.api.v1.search import impls as search_engine_impls
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from radar.api.v1.search import search_engine
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from radar.notifications.notification_hook import NotificationHook
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from radar.openstack.common.gettextutils import _LI # noqa
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from radar.openstack.common import log
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from radar.plugin.user_preferences import initialize_user_preferences
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CONF = cfg.CONF
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LOG = log.getLogger(__name__)
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API_OPTS = [
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cfg.StrOpt('bind_host',
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default='0.0.0.0',
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help='API host'),
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cfg.IntOpt('bind_port',
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default=8080,
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help='API port'),
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cfg.BoolOpt('enable_notifications',
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default=False,
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help='Enable Notifications')
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]
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CORS_OPTS = [
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cfg.ListOpt('allowed_origins',
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default=None,
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help='List of permitted CORS origins.'),
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cfg.IntOpt('max_age',
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default=3600,
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help='Maximum cache age of CORS preflight requests.')
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]
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CONF.register_opts(API_OPTS)
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CONF.register_opts(CORS_OPTS, 'cors')
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def get_pecan_config():
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# Set up the pecan configuration
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filename = api_config.__file__.replace('.pyc', '.py')
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return pecan.configuration.conf_from_file(filename)
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def setup_app(pecan_config=None):
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if not pecan_config:
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pecan_config = get_pecan_config()
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# Setup logging
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cfg.set_defaults(log.log_opts,
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default_log_levels=[
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'radar=INFO',
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'radar.openstack.common.db=WARN',
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'sqlalchemy=WARN'
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])
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log.setup('radar')
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hooks = [
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user_id_hook.UserIdHook()
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]
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# Setup token storage
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token_storage_type = CONF.token_storage_type
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storage_cls = storage_impls.STORAGE_IMPLS[token_storage_type]
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storage.set_storage(storage_cls())
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# Setup search engine
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search_engine_name = CONF.search_engine
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search_engine_cls = search_engine_impls.ENGINE_IMPLS[search_engine_name]
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search_engine.set_engine(search_engine_cls())
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# Load user preference plugins
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initialize_user_preferences()
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# Setup notifier
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if CONF.enable_notifications:
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hooks.append(NotificationHook())
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app = pecan.make_app(
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pecan_config.app.root,
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debug=CONF.debug,
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hooks=hooks,
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force_canonical=getattr(pecan_config.app, 'force_canonical', True),
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guess_content_type_from_ext=False
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)
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app = token_middleware.AuthTokenMiddleware(app)
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# Setup CORS
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if CONF.cors.allowed_origins:
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app = CORSMiddleware(app,
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allowed_origins=CONF.cors.allowed_origins,
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allowed_methods=['GET', 'POST', 'PUT', 'DELETE',
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'OPTIONS'],
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allowed_headers=['origin', 'authorization',
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'accept', 'x-total', 'x-limit',
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'x-marker', 'x-client',
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'content-type'],
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max_age=CONF.cors.max_age)
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return app
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def start():
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CONF(project='radar')
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api_root = setup_app()
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# Create the WSGI server and start it
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host = cfg.CONF.bind_host
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port = cfg.CONF.bind_port
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srv = simple_server.make_server(host, port, api_root)
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LOG.info(_LI('Starting server in PID %s') % os.getpid())
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LOG.info(_LI("Configuration:"))
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if host == '0.0.0.0':
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LOG.info(_LI(
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'serving on 0.0.0.0:%(port)s, view at http://127.0.0.1:%(port)s')
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% ({'port': port}))
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else:
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LOG.info(_LI("serving on http://%(host)s:%(port)s") % (
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{'host': host, 'port': port}))
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srv.serve_forever()
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if __name__ == '__main__':
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start() |