check log file mode prior to chmod

2011-08-24 08:51:14 -07:00
parent bd573ed1cf
commit 38273c8123
1 changed files with 5 additions and 1 deletions
--- a/nova/log.py
+++ b/nova/log.py
@@ -257,7 +257,11 @@ class NovaRootLogger(NovaLogger):
                self.filelog = WatchedFileHandler(logpath)
                self.addHandler(self.filelog)
                self.logpath = logpath
-                os.chmod(self.logpath, FLAGS.logfile_mode)
+
+                import stat
+                st = os.stat(self.logpath)
+                if st.st_mode != (stat.S_IFREG | FLAGS.logfile_mode):
+                    os.chmod(self.logpath, FLAGS.logfile_mode)
        else:
            self.removeHandler(self.filelog)
            self.addHandler(self.streamlog)