15604abab6
Fixes bug 1064070 The patch adds a log entry indication that the service has started. In addition to this if there is an "exit" statement in the code, then the log message will indicate that the service has been terminated. Change-Id: Idb6cff4b85d26331df2c6e14aa0680e82b4e2cd7
145 lines
4.6 KiB
Python
145 lines
4.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Nicira Networks, 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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"""
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Routines for configuring Quantum
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"""
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import logging
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import logging.config
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import logging.handlers
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import os
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import sys
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from paste import deploy
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from quantum.api.v2 import attributes
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from quantum.openstack.common import cfg
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from quantum.version import version_string
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LOG = logging.getLogger(__name__)
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core_opts = [
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cfg.StrOpt('bind_host', default='0.0.0.0'),
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cfg.IntOpt('bind_port', default=9696),
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cfg.StrOpt('api_paste_config', default="api-paste.ini"),
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cfg.StrOpt('api_extensions_path', default=""),
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cfg.StrOpt('policy_file', default="policy.json"),
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cfg.StrOpt('auth_strategy', default='keystone'),
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cfg.StrOpt('core_plugin',
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default='quantum.plugins.sample.SamplePlugin.FakePlugin'),
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cfg.StrOpt('base_mac', default="fa:16:3e:00:00:00"),
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cfg.IntOpt('mac_generation_retries', default=16),
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cfg.BoolOpt('allow_bulk', default=True),
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cfg.IntOpt('max_dns_nameservers', default=5),
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cfg.IntOpt('max_subnet_host_routes', default=20),
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cfg.StrOpt('state_path', default='.'),
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cfg.IntOpt('dhcp_lease_duration', default=120),
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cfg.BoolOpt('allow_overlapping_ips', default=False),
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cfg.StrOpt('control_exchange',
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default='quantum',
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help='AMQP exchange to connect to if using RabbitMQ or Qpid')
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]
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# Register the configuration options
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cfg.CONF.register_opts(core_opts)
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def parse(args):
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cfg.CONF(args=args, project='quantum',
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version='%%prog %s' % version_string())
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# Validate that the base_mac is of the correct format
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msg = attributes._validate_regex(cfg.CONF.base_mac,
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attributes.MAC_PATTERN)
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if msg:
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msg = "Base MAC: %s" % msg
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raise Exception(msg)
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def setup_logging(conf):
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"""
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Sets up the logging options for a log with supplied name
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:param conf: a cfg.ConfOpts object
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"""
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if conf.log_config:
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# Use a logging configuration file for all settings...
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if os.path.exists(conf.log_config):
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logging.config.fileConfig(conf.log_config)
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return
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else:
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raise RuntimeError("Unable to locate specified logging "
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"config file: %s" % conf.log_config)
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root_logger = logging.root
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if conf.debug:
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root_logger.setLevel(logging.DEBUG)
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elif conf.verbose:
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root_logger.setLevel(logging.INFO)
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else:
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root_logger.setLevel(logging.WARNING)
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formatter = logging.Formatter(conf.log_format, conf.log_date_format)
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if conf.use_syslog:
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try:
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facility = getattr(logging.handlers.SysLogHandler,
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conf.syslog_log_facility)
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except AttributeError:
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raise ValueError(_("Invalid syslog facility"))
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handler = logging.handlers.SysLogHandler(address='/dev/log',
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facility=facility)
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elif conf.log_file:
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logfile = conf.log_file
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if conf.log_dir:
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logfile = os.path.join(conf.log_dir, logfile)
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handler = logging.handlers.WatchedFileHandler(logfile)
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else:
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handler = logging.StreamHandler(sys.stdout)
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handler.setFormatter(formatter)
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root_logger.addHandler(handler)
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LOG.info("Logging enabled!")
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def load_paste_app(app_name):
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"""
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Builds and returns a WSGI app from a paste config file.
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:param app_name: Name of the application to load
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:raises RuntimeError when config file cannot be located or application
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cannot be loaded from config file
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"""
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config_path = os.path.abspath(cfg.CONF.find_file(
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cfg.CONF.api_paste_config))
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LOG.info("Config paste file: %s", config_path)
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try:
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app = deploy.loadapp("config:%s" % config_path, name=app_name)
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except (LookupError, ImportError):
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msg = ("Unable to load %(app_name)s from "
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"configuration file %(config_path)s.") % locals()
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LOG.exception(msg)
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raise RuntimeError(msg)
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return app
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