90 lines
3.0 KiB
Python
Executable File
90 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python
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# pylint: disable-msg=C0103
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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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# All Rights Reserved.
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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 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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"""Starter script for Nova API."""
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import gettext
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import os
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import sys
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# If ../nova/__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, 'nova', '__init__.py')):
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sys.path.insert(0, possible_topdir)
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gettext.install('nova', unicode=1)
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from nova import flags
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from nova import log as logging
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from nova import version
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from nova import wsgi
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LOG = logging.getLogger('nova.api')
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LOG.setLevel(logging.DEBUG)
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FLAGS = flags.FLAGS
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API_ENDPOINTS = ['ec2', 'osapi']
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def run_app(paste_config_file):
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LOG.debug(_("Using paste.deploy config at: %s"), paste_config_file)
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apps = []
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for api in API_ENDPOINTS:
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config = wsgi.load_paste_configuration(paste_config_file, api)
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if config is None:
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LOG.debug(_("No paste configuration for app: %s"), api)
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continue
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LOG.debug(_("App Config: %(api)s\n%(config)r") % locals())
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wsgi.paste_config_to_flags(config, {
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"verbose": FLAGS.verbose,
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"%s_host" % api: config.get('host', '0.0.0.0'),
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"%s_port" % api: getattr(FLAGS, "%s_port" % api)})
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LOG.info(_("Running %s API"), api)
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app = wsgi.load_paste_app(paste_config_file, api)
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apps.append((app, getattr(FLAGS, "%s_port" % api),
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getattr(FLAGS, "%s_host" % api)))
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if len(apps) == 0:
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LOG.error(_("No known API applications configured in %s."),
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paste_config_file)
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return
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# NOTE(todd): redo logging config, verbose could be set in paste config
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logging.root.setup_from_flags()
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server = wsgi.Server()
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for app in apps:
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server.start(*app)
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server.wait()
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if __name__ == '__main__':
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FLAGS(sys.argv)
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LOG.audit(_("Starting nova-api node (version %s)"),
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version.version_string_with_vcs())
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conf = wsgi.paste_config_file('nova-api.conf')
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if conf:
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run_app(conf)
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else:
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LOG.error(_("No paste configuration found for: %s"), 'nova-api.conf')
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