Merge pull request #71 from cloudflare/metrics-docs

Obey WEB_PREFIX for metrics endpoint

README.md

@@ -14,6 +14,12 @@ to alert data, therefore safe to be accessed by wider audience.
 Alertmanager's API isn't stable yet and can change between releases.
 unsee currently supports Alertmanager `0.4` and `0.5`.
 
+## Metrics
+
+unsee process metrics are accessible under `/metrics` path by default.
+If you set the [WEB_PREFIX](#web_prefix) option a path relative to it will be
+used.
+
 ## Known issues
 
 * When a new alert is triggered unsee might show it for a few minutes even if

main.go

@@ -120,6 +120,7 @@ func main() {
 	router.SetHTMLTemplate(loadTemplates("templates"))
 
 	prom := ginprometheus.NewPrometheus("gin")
+	prom.MetricsPath = getViewURL("/metrics")
 	prom.Use(router)
 
 	if config.Config.Debug {