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# lY>C]
f!)F
d e ? # -*- coding: utf-8 -*-
#
# Copyright (C) 2005-2007,2012 Red Hat, Inc.
#
# Authors:
# Thomas Woerner
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
#
__all__ = [ "LogTarget", "FileLog", "Logger", "log" ]
import sys
import types
import time
import inspect
import fnmatch
import syslog
import traceback
import fcntl
import os.path
import os
# ---------------------------------------------------------------------------
# abstract class for logging targets
class LogTarget(object):
""" Abstract class for logging targets. """
def __init__(self):
self.fd = None
def write(self, data, level, logger, is_debug=0):
raise NotImplementedError("LogTarget.write is an abstract method")
def flush(self):
raise NotImplementedError("LogTarget.flush is an abstract method")
def close(self):
raise NotImplementedError("LogTarget.close is an abstract method")
# ---------------------------------------------------------------------------
# private class for stdout
class _StdoutLog(LogTarget):
def __init__(self):
LogTarget.__init__(self)
self.fd = sys.stdout
def write(self, data, level, logger, is_debug=0):
# ignore level
self.fd.write(data)
self.flush()
def close(self):
self.flush()
def flush(self):
self.fd.flush()
# ---------------------------------------------------------------------------
# private class for stderr
class _StderrLog(_StdoutLog):
def __init__(self):
_StdoutLog.__init__(self)
self.fd = sys.stderr
# ---------------------------------------------------------------------------
# private class for syslog
class _SyslogLog(LogTarget):
def __init__(self):
# Only initialize LogTarget here as fs should be None
LogTarget.__init__(self)
#
# Derived from: https://github.com/canvon/firewalld/commit/af0edfee1cc1891b7b13f302ca5911b24e9b0f13
#
# Work around Python issue 27875, "Syslogs /usr/sbin/foo as /foo
# instead of as foo"
# (but using openlog explicitly might be better anyway)
#
# Set ident to basename, log PID as well, and log to facility "daemon".
syslog.openlog(os.path.basename(sys.argv[0]),
syslog.LOG_PID, syslog.LOG_DAEMON)
def write(self, data, level, logger, is_debug=0):
priority = None
if is_debug:
priority = syslog.LOG_DEBUG
else:
if level >= logger.INFO1:
priority = syslog.LOG_INFO
elif level == logger.WARNING:
priority = syslog.LOG_WARNING
elif level == logger.ERROR:
priority = syslog.LOG_ERR
elif level == logger.FATAL:
priority = syslog.LOG_CRIT
if data.endswith("\n"):
data = data[:len(data)-1]
if len(data) > 0:
if priority is None:
syslog.syslog(data)
else:
syslog.syslog(priority, data)
def close(self):
syslog.closelog()