Merge pull request #54051 from Ma27/optional-prometheus-source_labels
nixos/prometheus: make `source_labels` optional
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commit
2f9ef8c563
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@ -325,7 +325,8 @@ let
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promTypes.relabel_config = types.submodule {
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promTypes.relabel_config = types.submodule {
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options = {
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options = {
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source_labels = mkOption {
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source_labels = mkOption {
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type = types.listOf types.str;
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type = with types; nullOr (listOf str);
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default = null;
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description = ''
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description = ''
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The source labels select values from existing labels. Their content
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The source labels select values from existing labels. Their content
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is concatenated using the configured separator and matched against
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is concatenated using the configured separator and matched against
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