711301abb3
To make the further integration into IaaS OSS (OpenStack and CloudStack) easier, we switch to Apache 2.0 license. ryu/app/wsapi.py is still under GPL3 or later. We replace it later. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
84 lines
2.5 KiB
Python
84 lines
2.5 KiB
Python
# Copyright (C) 2011 Nippon Telegraph and Telephone Corporation.
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# Copyright (C) 2011 Isaku Yamahata <yamahata at valinux co jp>
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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 gflags
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import inspect
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import logging
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import os
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import sys
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FLAGS = gflags.FLAGS
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gflags.DEFINE_integer('default_log_level', None, 'default log level')
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gflags.DEFINE_bool('verbose', False, 'show debug output')
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gflags.DEFINE_bool('use_stderr', True, 'log to standard error')
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gflags.DEFINE_string('use_syslog', False, 'output to syslog')
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gflags.DEFINE_string('log_dir', None, 'log file directory')
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gflags.DEFINE_string('log_file', None, 'log file name')
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gflags.DEFINE_string('log_file_mode', '0644', 'default log file permission')
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_EARLY_LOG_HANDLER = None
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def early_init_log(level=None):
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global _EARLY_LOG_HANDLER
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_EARLY_LOG_HANDLER = logging.StreamHandler(sys.stderr)
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log = logging.getLogger()
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log.addHandler(_EARLY_LOG_HANDLER)
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if level is not None:
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log.setLevel(level)
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def _get_log_file():
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if FLAGS.log_file:
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return FLAGS.log_file
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if FLAGS.log_dir:
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return os.path.join(FLAGS.logdir,
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os.path.basename(inspect.stack()[-1][1])) + '.log'
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return None
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def init_log():
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global _EARLY_LOG_HANDLER
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log = logging.getLogger()
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if FLAGS.use_stderr:
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log.addHandler(logging.StreamHandler(sys.stderr))
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if _EARLY_LOG_HANDLER is not None:
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log.removeHandler(_EARLY_LOG_HANDLER)
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_EARLY_LOG_HANDLER = None
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if FLAGS.use_syslog:
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syslog = logging.handlers.SysLogHandler(address='/dev/log')
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log.addHandler(syslog)
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log_file = _get_log_file()
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if log_file is not None:
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logging.addHandler(logging.handlers.WatchedFileHandler(log_file))
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mode = int(FLAGS.log_file_mnode, 8)
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os.chmod(log_file, mode)
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if FLAGS.verbose:
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log.setLevel(logging.DEBUG)
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elif FLAGS.default_log_level is not None:
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log.setLevel(FLAGS.default_log_level)
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else:
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log.setLevel(logging.INFO)
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