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make it a top-level flag instead

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This commit is contained in:
Owen Williams 2024-01-10 12:31:34 -05:00
parent cb597da957
commit 48683d32f1
1 changed files with 11 additions and 1 deletions
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12
cmd/prometheus/main.go
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@ -146,6 +146,7 @@ type flagConfig struct {
queryConcurrency int
queryMaxSamples int
RemoteFlushDeadline model.Duration
nameEscapingScheme string
featureList []string
// These options are extracted from featureList
@ -432,7 +433,7 @@ func main() {
a.Flag("scrape.discovery-reload-interval", "Interval used by scrape manager to throttle target groups updates.").
Hidden().Default("5s").SetValue(&cfg.scrape.DiscoveryReloadInterval)
a.Flag("scrape.name-escaping-scheme", "method to escape legacy invalid names when sending to an old version of prometheus. can be one of values (default), underscores, or dots").Default(scrape.DefaultNameEscapingScheme.String()).StringVar(&cfg.scrape.NameEscapingScheme)
a.Flag("scrape.name-escaping-scheme", "method to escape legacy invalid names when sending to an old version of prometheus. can be one of values (default), underscores, or dots").Default(scrape.DefaultNameEscapingScheme.String()).StringVar(&cfg.nameEscapingScheme)
a.Flag("enable-feature", "Comma separated feature names to enable. Valid options: agent, exemplar-storage, expand-external-labels, memory-snapshot-on-shutdown, promql-at-modifier, promql-negative-offset, promql-per-step-stats, promql-experimental-functions, remote-write-receiver (DEPRECATED), extra-scrape-metrics, new-service-discovery-manager, auto-gomaxprocs, no-default-scrape-port, native-histograms, otlp-write-receiver, utf8-names. See https://prometheus.io/docs/prometheus/latest/feature_flags/ for more details.").
Default("").StringsVar(&cfg.featureList)
@ -462,6 +463,15 @@ func main() {
os.Exit(1)
}
if cfg.nameEscapingScheme != "" {
scheme, err := model.ToEscapingScheme(cfg.nameEscapingScheme)
if err != nil {
fmt.Fprintf(os.Stderr, "Invalid name escaping scheme: %q", cfg.nameEscapingScheme)
os.Exit(1)
}
model.NameEscapingScheme = scheme
}
if agentMode && len(serverOnlyFlags) > 0 {
fmt.Fprintf(os.Stderr, "The following flag(s) can not be used in agent mode: %q", serverOnlyFlags)
os.Exit(3)