On 2012-11-25, at 18:02 , Oleg Broytman wrote: > On Sun, Nov 25, 2012 at 01:14:11PM +0100, Matthias Bernt <matat...@gmx.de> > wrote: >> I'm using the logging module and write my log messages via the FileHandler. >> I just realized that using an external log rotation mechanism does not >> work. That is, new messages are not added to the file after >> rotation. > > An external log rotation mechanism ought to send a signal to the > application and the application ought to close and reopen logs. That is, > this is an application-level problem, not logging module-level.
I don't know that FileHandler officially supports reopening its underlying file. On the other hand, WatchedFileHandler[0] does exactly that and is specifically advertised for use with external log rotators: > WatchedFileHandler […] watches the file it is logging to. If the file > changes, it is closed and reopened using the file name. > A file change can happen because of usage of programs such as newsyslog > and logrotate which perform log file rotation. […] If the file has changed, > the old file stream is closed, and the file opened to get a new stream. [0] http://docs.python.org/2/library/logging.handlers.html#watchedfilehandler _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com