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39 lines
1.2 KiB
Go
39 lines
1.2 KiB
Go
//go:build metrics
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// +build metrics
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package extensions
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import (
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"github.com/gorilla/mux"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"zotregistry.dev/zot/pkg/api/config"
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"zotregistry.dev/zot/pkg/extensions/monitoring"
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"zotregistry.dev/zot/pkg/log"
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)
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func EnableMetricsExtension(config *config.Config, log log.Logger, rootDir string) {
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if config.IsMetricsEnabled() &&
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config.Extensions.Metrics.Prometheus != nil {
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if config.Extensions.Metrics.Prometheus.Path == "" {
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config.Extensions.Metrics.Prometheus.Path = "/metrics"
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log.Warn().Msg("prometheus instrumentation path not set, changing to '/metrics'.")
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}
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} else {
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log.Info().Msg("metrics config not provided, skipping metrics config update")
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}
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}
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func SetupMetricsRoutes(config *config.Config, router *mux.Router,
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authnFunc, authzFunc mux.MiddlewareFunc, log log.Logger, metrics monitoring.MetricServer,
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) {
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log.Info().Msg("setting up metrics routes")
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if config.IsMetricsEnabled() {
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extRouter := router.PathPrefix(config.Extensions.Metrics.Prometheus.Path).Subrouter()
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extRouter.Use(authnFunc)
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extRouter.Use(authzFunc)
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extRouter.Methods("GET").Handler(promhttp.Handler())
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}
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}
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