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Cache metricsfamily help text (#3175) 

Signed-off-by: Mark Knapp <mknapp@hudson-trading.com>
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mknapphrt 2024-11-07 15:46:38 -05:00 committed by GitHub
parent 07ee8efaa4
commit 0fddfd1ba5
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6
collector/textfile.go
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@ -253,10 +253,16 @@ func (c *textFileCollector) Update(ch chan<- prometheus.Metric) error {
} }
} }
mfHelp := make(map[string]*string)
for _, mf := range parsedFamilies { for _, mf := range parsedFamilies {
if mf.Help == nil { if mf.Help == nil {
if help, ok := mfHelp[*mf.Name]; ok {
mf.Help = help
continue
}
help := fmt.Sprintf("Metric read from %s", strings.Join(metricsNamesToFiles[*mf.Name], ", ")) help := fmt.Sprintf("Metric read from %s", strings.Join(metricsNamesToFiles[*mf.Name], ", "))
mf.Help = &help mf.Help = &help
mfHelp[*mf.Name] = &help
} }
} }