91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
# Copyright 2011 VMware, 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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# If ../neutron/__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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import logging as sys_logging
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import os
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import sys
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from oslo_config import cfg
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from oslo_reports import guru_meditation_report as gmr
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from oslo_reports import opts as gmr_opts
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from neutron._i18n import _
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from neutron.common import config
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from neutron import version
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# NOTE(annp): These environment variables are required for deploying
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# neutron-api under mod_wsgi. Currently, these variables are set as DevStack's
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# default. If you intend to use other tools for deploying neutron-api under
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# mod_wsgi, you should export these variables with your values.
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NEUTRON_CONF = 'neutron.conf'
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NEUTRON_CONF_DIR = '/etc/neutron/'
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NEUTRON_PLUGIN_CONF = 'plugins/ml2/ml2_conf.ini'
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def _get_config_files(env=None):
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if env is None:
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env = os.environ
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dirname = env.get('OS_NEUTRON_CONFIG_DIR', NEUTRON_CONF_DIR).strip()
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files = [s.strip() for s in
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env.get('OS_NEUTRON_CONFIG_FILES', '').split(';') if s.strip()]
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if not files:
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files = [NEUTRON_CONF, NEUTRON_PLUGIN_CONF]
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return [os.path.join(dirname, fname) for fname in files]
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def _init_configuration():
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# the configuration will be read into the cfg.CONF global data structure
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conf_files = _get_config_files()
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config.register_common_config_options()
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config.init(sys.argv[1:], default_config_files=conf_files)
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config.setup_logging()
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config.set_config_defaults()
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if not cfg.CONF.config_file:
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sys.exit(_("ERROR: Unable to find configuration file via the default"
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" search paths (~/.neutron/, ~/, /etc/neutron/, /etc/) and"
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" the '--config-file' option!"))
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def boot_server(server_func):
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# During the call to gmr.TextGuruMeditation.setup_autorun(), Guru
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# Meditation Report tries to start logging.
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# Set a handler here to accommodate this.
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# NOTE(amorin) This was introduced to mitigate bug #1532053 which seems
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# not triggered anymore.
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# But, while fixing bug #2021814 we decided to be conservative and keep
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# this to avoid any further side effect.
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logger = sys_logging.getLogger(None)
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if not logger.handlers:
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logger.addHandler(sys_logging.StreamHandler())
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_version_string = version.version_info.release_string()
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_init_configuration()
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gmr_opts.set_defaults(cfg.CONF)
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gmr.TextGuruMeditation.setup_autorun(version=_version_string,
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conf=cfg.CONF)
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try:
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return server_func()
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except KeyboardInterrupt:
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pass
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except RuntimeError as e:
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sys.exit(_("ERROR: %s") % e)
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