From 3369302f8b223c99efa0348821b9f73767ca8579 Mon Sep 17 00:00:00 2001 From: drebs Date: Wed, 23 Nov 2016 10:29:19 -0200 Subject: [bug] patch twisted logger so it works with twistd --syslog --- common/src/leap/soledad/common/log.py | 40 ++++++++++++++++++++++++++++++++++- 1 file changed, 39 insertions(+), 1 deletion(-) (limited to 'common') diff --git a/common/src/leap/soledad/common/log.py b/common/src/leap/soledad/common/log.py index 3f026045..59a47726 100644 --- a/common/src/leap/soledad/common/log.py +++ b/common/src/leap/soledad/common/log.py @@ -25,9 +25,47 @@ to stdout, mainly for development purposes. import os import sys +import time from twisted.logger import Logger from twisted.logger import textFileLogObserver +from twisted.logger import LogLevel +from twisted.logger import InvalidLogLevelError +from twisted.python.failure import Failure + + +# What follows is a patched class to correctly log namespace and level when +# using the default formatter and --syslog option in twistd. This seems to be a +# known bug but it has not been reported to upstream yet. + +class SyslogLogger(Logger): + + def emit(self, level, format=None, **kwargs): + if level not in LogLevel.iterconstants(): + self.failure( + "Got invalid log level {invalidLevel!r} in {logger}.emit().", + Failure(InvalidLogLevelError(level)), + invalidLevel=level, + logger=self, + ) + return + + event = kwargs + event.update( + log_logger=self, log_level=level, log_namespace=self.namespace, + log_source=self.source, log_format=format, log_time=time.time(), + ) + + # ---------------------------------8<--------------------------------- + # this is a workaround for the mess between twisted's legacy log system + # and twistd's --syslog option. + event["system"] = "%s#%s" % (self.namespace, level.name) + # ---------------------------------8<--------------------------------- + + if "log_trace" in event: + event["log_trace"].append((self, self.observer)) + + self.observer(event) def getLogger(*args, **kwargs): @@ -39,7 +77,7 @@ def getLogger(*args, **kwargs): if os.environ.get('SOLEDAD_LOG_TO_STDOUT'): kwargs({'observer': textFileLogObserver(sys.stdout)}) - return Logger(*args, **kwargs) + return SyslogLogger(*args, **kwargs) __all__ = ['getLogger'] -- cgit v1.2.3