73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
"""\
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@file lllog.py
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@brief Logging for event processing
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$LicenseInfo:firstyear=2008&license=mit$
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Copyright (c) 2008-2009, Linden Research, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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$/LicenseInfo$
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"""
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from indra.base.llsd import format_notation
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try:
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import syslog
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except ImportError:
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# Windows
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import sys
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class syslog(object):
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_logfp = sys.stderr
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def syslog(msg):
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_logfp.write(msg)
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if not msg.endswith('\n'):
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_logfp.write('\n')
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syslog = staticmethod(syslog)
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class Logger(object):
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def __init__(self, name='indra'):
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self._sequence = 0
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try:
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syslog.openlog(name, syslog.LOG_CONS | syslog.LOG_PID,
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syslog.LOG_LOCAL0)
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except AttributeError:
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# No syslog module on Windows
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pass
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def next(self):
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self._sequence += 1
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return self._sequence
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def log(self, msg, llsd):
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payload = 'INFO: log: LLLOGMESSAGE (%d) %s %s' % (self.next(), msg,
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format_notation(llsd))
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syslog.syslog(payload)
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_logger = None
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def log(msg, llsd):
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global _logger
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if _logger is None:
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_logger = Logger()
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_logger.log(msg, llsd)
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