[checkmk-commits] Better error message in case of failed DNS lookup

Module: check_mk Branch: master Commit: 9cc52ab29ee3e24636aacf7e708eb1559c26f022 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=9cc52ab29ee3e2… Author: Mathias Kettner <mk(a)mathias-kettner.de> Date: Wed Mar 22 13:32:31 2017 +0100 Better error message in case of failed DNS lookup Change-Id: I5c5159b0a0956f4624ea8c6b225a3855895107ee --- modules/check_mk.py | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/modules/check_mk.py b/modules/check_mk.py index 3823a0b..ec24602 100755 --- a/modules/check_mk.py +++ b/modules/check_mk.py @@ -2202,7 +2202,7 @@ def cached_dns_lookup(hostname, family): cache[cache_id] = ipa # Update in-memory-cache return ipa - except: + except Exception, e: # DNS failed. Use cached IP address if present, even if caching # is disabled. if cached_ip: @@ -2210,7 +2210,9 @@ def cached_dns_lookup(hostname, family): return cached_ip else: cache[cache_id] = None - raise + raise MKGeneralException( + "Failed to lookup IPv%d address of %s via DNS: %s\n" % + (family, hostname, e)) def lookup_ipv4_address(hostname):