4 commits

Author	SHA1	Message	Date
Aliaksandr Valialkin	3e93fa61ad	lib/regexutil: properly handle alternate regexps surrounded by .+ or .* ... Previously the following regexps were improperly handled: .+foo|bar.+ .*foo|bar.* This could lead to unexpected regexp match results. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5297 Thanks to @Haleygo for the initial attempt to fix the issue at https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5308	2023-11-13 18:23:38 +01:00
Aliaksandr Valialkin	fda60b3d4d	lib/promrelabel: properly parse regex with escaped $ at the end ... Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3131 Thanks to @dmitryk-dk for the initial fix at https://github.com/VictoriaMetrics/VictoriaMetrics/pull/3179	2022-09-30 08:15:43 +03:00
Aliaksandr Valialkin	0ad3bbadd3	lib/regexutil: add Simplify() function for simplifying the regular expression	2022-08-26 11:57:12 +03:00
Aliaksandr Valialkin	0d4ea03a73	lib/promrelabel: optimize action: {labeldrop,labelkeep,keep,drop} with regex containing alternate values ... For example, the following relabeling rule must work much faster now: - action: labeldrop regex: "foo|bar|baz"	2022-08-24 17:54:29 +03:00