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 Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
1.6.0b10	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
1.5.0p23	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

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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