-#!/usr/bin/python
-
-import os, sys
-import traceback
-import logging, logging.handlers
-
-CRITICAL=logging.CRITICAL
-ERROR=logging.ERROR
-WARNING=logging.WARNING
-INFO=logging.INFO
-DEBUG=logging.DEBUG
-
-# a logger that can handle tracebacks
-class _SfaLogger:
- def __init__ (self,logfile=None,loggername=None,level=logging.INFO):
- # default is to locate loggername from the logfile if avail.
- if not logfile:
- #loggername='console'
- #handler=logging.StreamHandler()
- #handler.setFormatter(logging.Formatter("%(levelname)s %(message)s"))
- logfile = "/var/log/sfa.log"
-
- if not loggername:
- loggername=os.path.basename(logfile)
- try:
- handler=logging.handlers.RotatingFileHandler(logfile,maxBytes=1000000, backupCount=5)
- except IOError:
- # This is usually a permissions error becaue the file is
- # owned by root, but httpd is trying to access it.
- tmplogfile=os.getenv("TMPDIR", "/tmp") + os.path.sep + os.path.basename(logfile)
- # In strange uses, 2 users on same machine might use same code,
- # meaning they would clobber each others files
- # We could (a) rename the tmplogfile, or (b)
- # just log to the console in that case.
- # Here we default to the console.
- if os.path.exists(tmplogfile) and not os.access(tmplogfile,os.W_OK):
- loggername = loggername + "-console"
- handler = logging.StreamHandler()
- else:
- handler=logging.handlers.RotatingFileHandler(tmplogfile,maxBytes=1000000, backupCount=5)
- handler.setFormatter(logging.Formatter("%(asctime)s - %(levelname)s - %(message)s"))
- self.logger=logging.getLogger(loggername)
- self.logger.setLevel(level)
- # check if logger already has the handler we're about to add
- handler_exists = False
- for l_handler in self.logger.handlers:
- if l_handler.baseFilename == handler.baseFilename and \
- l_handler.level == handler.level:
- handler_exists = True
-
- if not handler_exists:
- self.logger.addHandler(handler)
-
- self.loggername=loggername
-
- def setLevel(self,level):
- self.logger.setLevel(level)
-
- # shorthand to avoid having to import logging all over the place
- def setLevelDebug(self):
- self.logger.setLevel(logging.DEBUG)
-
- # define a verbose option with s/t like
- # parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0)
- # and pass the coresponding options.verbose to this method to adjust level
- def setLevelFromOptVerbose(self,verbose):
- if verbose==0:
- self.logger.setLevel(logging.WARNING)
- elif verbose==1:
- self.logger.setLevel(logging.INFO)
- elif verbose>=2:
- self.logger.setLevel(logging.DEBUG)
- # in case some other code needs a boolean
- def getBoolVerboseFromOpt(self,verbose):
- return verbose>=1
-
- ####################
- def info(self, msg):
- self.logger.info(msg)
-
- def debug(self, msg):
- self.logger.debug(msg)
-
- def warn(self, msg):
- self.logger.warn(msg)
-
- # some code is using logger.warn(), some is using logger.warning()
- def warning(self, msg):
- self.logger.warning(msg)
-
- def error(self, msg):
- self.logger.error(msg)
-
- def critical(self, msg):
- self.logger.critical(msg)
-
- # logs an exception - use in an except statement
- def log_exc(self,message):
- self.error("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))
- self.error("%s END TRACEBACK"%message)
-
- def log_exc_critical(self,message):
- self.critical("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))
- self.critical("%s END TRACEBACK"%message)
-
- # for investigation purposes, can be placed anywhere
- def log_stack(self,message):
- to_log="".join(traceback.format_stack())
- self.info("%s BEG STACK"%message+"\n"+to_log)
- self.info("%s END STACK"%message)
-
- def enable_console(self, stream=sys.stdout):
- formatter = logging.Formatter("%(message)s")
- handler = logging.StreamHandler(stream)
- handler.setFormatter(formatter)
- self.logger.addHandler(handler)
-
-
-info_logger = _SfaLogger(loggername='info', level=logging.INFO)
-debug_logger = _SfaLogger(loggername='debug', level=logging.DEBUG)
-warn_logger = _SfaLogger(loggername='warning', level=logging.WARNING)
-error_logger = _SfaLogger(loggername='error', level=logging.ERROR)
-critical_logger = _SfaLogger(loggername='critical', level=logging.CRITICAL)
-logger = info_logger
-sfi_logger = _SfaLogger(logfile=os.path.expanduser("~/.sfi/")+'sfi.log',loggername='sfilog', level=logging.DEBUG)
-########################################
-import time
-
-def profile(logger):
- """
- Prints the runtime of the specified callable. Use as a decorator, e.g.,
-
- @profile(logger)
- def foo(...):
- ...
- """
- def logger_profile(callable):
- def wrapper(*args, **kwds):
- start = time.time()
- result = callable(*args, **kwds)
- end = time.time()
- args = map(str, args)
- args += ["%s = %s" % (name, str(value)) for (name, value) in kwds.iteritems()]
- # should probably use debug, but then debug is not always enabled
- logger.info("PROFILED %s (%s): %.02f s" % (callable.__name__, ", ".join(args), end - start))
- return result
- return wrapper
- return logger_profile
-
-
-if __name__ == '__main__':
- print 'testing sfalogging into logger.log'
- logger1=_SfaLogger('logger.log', loggername='std(info)')
- logger2=_SfaLogger('logger.log', loggername='error', level=logging.ERROR)
- logger3=_SfaLogger('logger.log', loggername='debug', level=logging.DEBUG)
-
- for (logger,msg) in [ (logger1,"std(info)"),(logger2,"error"),(logger3,"debug")]:
-
- print "====================",msg, logger.logger.handlers
-
- logger.enable_console()
- logger.critical("logger.critical")
- logger.error("logger.error")
- logger.warn("logger.warning")
- logger.info("logger.info")
- logger.debug("logger.debug")
- logger.setLevel(logging.DEBUG)
- logger.debug("logger.debug again")
-
- @profile(logger)
- def sleep(seconds = 1):
- time.sleep(seconds)
-
- logger.info('console.info')
- sleep(0.5)
- logger.setLevel(logging.DEBUG)
- sleep(0.25)
-
+#!/usr/bin/python\r
+\r
+#----------------------------------------------------------------------\r
+# Copyright (c) 2008 Board of Trustees, Princeton University\r
+#\r
+# Permission is hereby granted, free of charge, to any person obtaining\r
+# a copy of this software and/or hardware specification (the "Work") to\r
+# deal in the Work without restriction, including without limitation the\r
+# rights to use, copy, modify, merge, publish, distribute, sublicense,\r
+# and/or sell copies of the Work, and to permit persons to whom the Work\r
+# is furnished to do so, subject to the following conditions:\r
+#\r
+# The above copyright notice and this permission notice shall be\r
+# included in all copies or substantial portions of the Work.\r
+#\r
+# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS \r
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF \r
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND \r
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT \r
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, \r
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, \r
+# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS \r
+# IN THE WORK.\r
+#----------------------------------------------------------------------\r
+\r
+import os, sys\r
+import traceback\r
+import logging, logging.handlers\r
+\r
+CRITICAL=logging.CRITICAL\r
+ERROR=logging.ERROR\r
+WARNING=logging.WARNING\r
+INFO=logging.INFO\r
+DEBUG=logging.DEBUG\r
+\r
+# a logger that can handle tracebacks \r
+class _SfaLogger:\r
+ def __init__ (self,logfile=None,loggername=None,level=logging.INFO):\r
+ # default is to locate loggername from the logfile if avail.\r
+ if not logfile:\r
+ #loggername='console'\r
+ #handler=logging.StreamHandler()\r
+ #handler.setFormatter(logging.Formatter("%(levelname)s %(message)s"))\r
+ logfile = "/var/log/sfa.log"\r
+\r
+ if not loggername:\r
+ loggername=os.path.basename(logfile)\r
+ try:\r
+ handler=logging.handlers.RotatingFileHandler(logfile,maxBytes=1000000, backupCount=5) \r
+ except IOError:\r
+ # This is usually a permissions error becaue the file is\r
+ # owned by root, but httpd is trying to access it.\r
+ tmplogfile=os.getenv("TMPDIR", "/tmp") + os.path.sep + os.path.basename(logfile)\r
+ # In strange uses, 2 users on same machine might use same code,\r
+ # meaning they would clobber each others files\r
+ # We could (a) rename the tmplogfile, or (b)\r
+ # just log to the console in that case.\r
+ # Here we default to the console.\r
+ if os.path.exists(tmplogfile) and not os.access(tmplogfile,os.W_OK):\r
+ loggername = loggername + "-console"\r
+ handler = logging.StreamHandler()\r
+ else:\r
+ handler=logging.handlers.RotatingFileHandler(tmplogfile,maxBytes=1000000, backupCount=5) \r
+ handler.setFormatter(logging.Formatter("%(asctime)s - %(levelname)s - %(message)s"))\r
+ self.logger=logging.getLogger(loggername)\r
+ self.logger.setLevel(level)\r
+ # check if logger already has the handler we're about to add\r
+ handler_exists = False\r
+ for l_handler in self.logger.handlers:\r
+ if l_handler.baseFilename == handler.baseFilename and \\r
+ l_handler.level == handler.level:\r
+ handler_exists = True \r
+\r
+ if not handler_exists:\r
+ self.logger.addHandler(handler)\r
+\r
+ self.loggername=loggername\r
+\r
+ def setLevel(self,level):\r
+ self.logger.setLevel(level)\r
+\r
+ # shorthand to avoid having to import logging all over the place\r
+ def setLevelDebug(self):\r
+ self.logger.setLevel(logging.DEBUG)\r
+\r
+ # define a verbose option with s/t like\r
+ # parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0)\r
+ # and pass the coresponding options.verbose to this method to adjust level\r
+ def setLevelFromOptVerbose(self,verbose):\r
+ if verbose==0:\r
+ self.logger.setLevel(logging.WARNING)\r
+ elif verbose==1:\r
+ self.logger.setLevel(logging.INFO)\r
+ elif verbose>=2:\r
+ self.logger.setLevel(logging.DEBUG)\r
+ # in case some other code needs a boolean\r
+ def getBoolVerboseFromOpt(self,verbose):\r
+ return verbose>=1\r
+\r
+ ####################\r
+ def info(self, msg):\r
+ self.logger.info(msg)\r
+\r
+ def debug(self, msg):\r
+ self.logger.debug(msg)\r
+ \r
+ def warn(self, msg):\r
+ self.logger.warn(msg)\r
+\r
+ # some code is using logger.warn(), some is using logger.warning()\r
+ def warning(self, msg):\r
+ self.logger.warning(msg)\r
+ \r
+ def error(self, msg):\r
+ self.logger.error(msg) \r
+ \r
+ def critical(self, msg):\r
+ self.logger.critical(msg)\r
+\r
+ # logs an exception - use in an except statement\r
+ def log_exc(self,message):\r
+ self.error("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))\r
+ self.error("%s END TRACEBACK"%message)\r
+ \r
+ def log_exc_critical(self,message):\r
+ self.critical("%s BEG TRACEBACK"%message+"\n"+traceback.format_exc().strip("\n"))\r
+ self.critical("%s END TRACEBACK"%message)\r
+ \r
+ # for investigation purposes, can be placed anywhere\r
+ def log_stack(self,message):\r
+ to_log="".join(traceback.format_stack())\r
+ self.info("%s BEG STACK"%message+"\n"+to_log)\r
+ self.info("%s END STACK"%message)\r
+\r
+ def enable_console(self, stream=sys.stdout):\r
+ formatter = logging.Formatter("%(message)s")\r
+ handler = logging.StreamHandler(stream)\r
+ handler.setFormatter(formatter)\r
+ self.logger.addHandler(handler)\r
+\r
+\r
+info_logger = _SfaLogger(loggername='info', level=logging.INFO)\r
+debug_logger = _SfaLogger(loggername='debug', level=logging.DEBUG)\r
+warn_logger = _SfaLogger(loggername='warning', level=logging.WARNING)\r
+error_logger = _SfaLogger(loggername='error', level=logging.ERROR)\r
+critical_logger = _SfaLogger(loggername='critical', level=logging.CRITICAL)\r
+logger = info_logger\r
+sfi_logger = _SfaLogger(logfile=os.path.expanduser("~/.sfi/")+'sfi.log',loggername='sfilog', level=logging.DEBUG)\r
+########################################\r
+import time\r
+\r
+def profile(logger):\r
+ """\r
+ Prints the runtime of the specified callable. Use as a decorator, e.g.,\r
+ \r
+ @profile(logger)\r
+ def foo(...):\r
+ ...\r
+ """\r
+ def logger_profile(callable):\r
+ def wrapper(*args, **kwds):\r
+ start = time.time()\r
+ result = callable(*args, **kwds)\r
+ end = time.time()\r
+ args = map(str, args)\r
+ args += ["%s = %s" % (name, str(value)) for (name, value) in kwds.iteritems()]\r
+ # should probably use debug, but then debug is not always enabled\r
+ logger.info("PROFILED %s (%s): %.02f s" % (callable.__name__, ", ".join(args), end - start))\r
+ return result\r
+ return wrapper\r
+ return logger_profile\r
+\r
+\r
+if __name__ == '__main__': \r
+ print 'testing sfalogging into logger.log'\r
+ logger1=_SfaLogger('logger.log', loggername='std(info)')\r
+ logger2=_SfaLogger('logger.log', loggername='error', level=logging.ERROR)\r
+ logger3=_SfaLogger('logger.log', loggername='debug', level=logging.DEBUG)\r
+ \r
+ for (logger,msg) in [ (logger1,"std(info)"),(logger2,"error"),(logger3,"debug")]:\r
+ \r
+ print "====================",msg, logger.logger.handlers\r
+ \r
+ logger.enable_console()\r
+ logger.critical("logger.critical")\r
+ logger.error("logger.error")\r
+ logger.warn("logger.warning")\r
+ logger.info("logger.info")\r
+ logger.debug("logger.debug")\r
+ logger.setLevel(logging.DEBUG)\r
+ logger.debug("logger.debug again")\r
+ \r
+ @profile(logger)\r
+ def sleep(seconds = 1):\r
+ time.sleep(seconds)\r
+\r
+ logger.info('console.info')\r
+ sleep(0.5)\r
+ logger.setLevel(logging.DEBUG)\r
+ sleep(0.25)\r
+\r
git://git.onelab.eu / sfa.git / commitdiff