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Merge pull request #13803 from tdakkota/fix/validate-label-join-dest-label

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promql: validate `label_join` destination label
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Bryan Boreham 2024-03-23 09:02:11 +01:00 committed by GitHub
parent bfaa0a319c f6834c347a
commit bb62e3f808
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3
promql/functions.go
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@ -1386,6 +1386,9 @@ func (ev *evaluator) evalLabelJoin(args parser.Expressions) (parser.Value, annot
}
srcLabels[i-3] = src
}
if !model.LabelName(dst).IsValid() {
panic(fmt.Errorf("invalid destination label name in label_join(): %s", dst))
}
val, ws := ev.eval(args[0])
matrix := val.(Matrix)