Loki: fix validation error and metrics #3307
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…ded value manipulation if the value contains any valid golang printf substitute characters, e.g. %s
… dropped for invalid labels.
cyriltovena
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Feb 15, 2021
* Remove the helper functions for creating errors as they cause unintended value manipulation if the value contains any valid golang printf substitute characters, e.g. %s * Improve error message for invalid labels, increment metrics for lines dropped for invalid labels.
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Fix an issue where a label value containing a
%character could lead to improper string substitutionFix missing metrics for label validation failures.