Werk #10006: mk_logwatch: Do not crash upon non-matching optional subgroups and rewrites

Component

Checks & agents

Title

mk_logwatch: Do not crash upon non-matching optional subgroups and rewrites

Date

Sep 10, 2019

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.0.0i1	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT
1.6.0b10	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT
1.5.0p23	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

The agent plugin mk_logwatch crashed in case you had rewrite patterns defined and the triggering regular expression contained non-matching optional subgroups.

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