98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
# Copyright 2017 AT&T Intellectual Property. All other 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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import logging as py_logging
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import os
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from oslo_config import cfg
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from oslo_log import log as logging
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from oslo_policy import policy
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from paste import deploy
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from deckhand.db.sqlalchemy import api as db_api
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CONF = cfg.CONF
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logging.register_options(CONF)
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LOG = logging.getLogger(__name__)
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CONFIG_FILES = {
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'conf': 'deckhand.conf',
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'paste': 'deckhand-paste.ini'
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}
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_NO_AUTH_CONFIG = 'noauth-paste.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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config_files = CONFIG_FILES.copy()
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dirname = env.get('DECKHAND_CONFIG_DIR', '/etc/deckhand').strip()
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# Workaround the fact that this reads from a config file to determine which
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# paste.ini file to use for server instantiation. This chicken and egg
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# problem is solved by using ConfigParser below.
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conf_path = os.path.join(dirname, config_files['conf'])
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temp_conf = {}
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config_parser = cfg.ConfigParser(conf_path, temp_conf)
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config_parser.parse()
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use_development_mode = (
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temp_conf['DEFAULT'].get('development_mode') == ['true']
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)
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if use_development_mode:
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config_files['paste'] = _NO_AUTH_CONFIG
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LOG.warning('Development mode enabled - Keystone authentication '
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'disabled.')
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return {
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key: os.path.join(dirname, file) for key, file in config_files.items()
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}
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def setup_logging(conf):
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logging.set_defaults(default_log_levels=logging.get_default_log_levels())
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logging.setup(conf, 'deckhand')
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py_logging.captureWarnings(True)
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def init_application():
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"""Main entry point for initializing the Deckhand API service.
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Create routes for the v1.0 API and sets up logging.
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"""
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config_files = _get_config_files()
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paste_file = config_files['paste']
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CONF([],
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project='deckhand',
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default_config_files=list(config_files.values()))
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setup_logging(CONF)
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policy.Enforcer(CONF)
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LOG.debug('Starting WSGI application using %s configuration file.',
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paste_file)
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db_api.setup_db(CONF.database.connection)
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app = deploy.loadapp('config:%s' % paste_file, name='deckhand_api')
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return app
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if __name__ == '__main__':
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init_application()
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