From e59af55c28b657cdf57c71a7b0837c9e9f4b2a31 Mon Sep 17 00:00:00 2001 From: Vinay Sajip Date: Fri, 17 Mar 2017 19:54:50 +0000 Subject: [PATCH] bpo-29808: Do not fail in SysLogHandler constructor if syslog isn't available. (#695) bpo-29808: SysLogHandler: Do not fail if initial connect to syslog failed. (cherry picked from commit 1b038e073807ecb6fd176edaf3386a8e3205416e) --- Lib/logging/handlers.py | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Lib/logging/handlers.py b/Lib/logging/handlers.py index c39a56ff06..e3463312f9 100644 --- a/Lib/logging/handlers.py +++ b/Lib/logging/handlers.py @@ -803,7 +803,14 @@ class SysLogHandler(logging.Handler): if isinstance(address, str): self.unixsocket = True - self._connect_unixsocket(address) + # Syslog server may be unavailable during handler initialisation. + # C's openlog() function also ignores connection errors. + # Moreover, we ignore these errors while logging, so it not worse + # to ignore it also here. + try: + self._connect_unixsocket(address) + except OSError: + pass else: self.unixsocket = False if socktype is None: -- 2.50.1