Expose Prometheus metrics for the scheduler web UI HTTP server

EdSchouten · EdSchouten · commit 70efb72857b0 · 2023-09-05T19:34:53.000+02:00
diff --git a/cmd/bb_scheduler/main.go b/cmd/bb_scheduler/main.go
@@ -209,7 +209,11 @@ func main() {
 		}
 		subrouter := router.PathPrefix(routePrefix).Subrouter()
 		newBuildQueueStateService(buildQueue, clock.SystemClock, browserURL, subrouter)
-		if err := http.NewServersFromConfigurationAndServe(configuration.AdminHttpServers, router, siblingsGroup); err != nil {
+		if err := http.NewServersFromConfigurationAndServe(
+			configuration.AdminHttpServers,
+			http.NewMetricsHandler(router, "SchedulerUI"),
+			siblingsGroup,
+		); err != nil {
 			return util.StatusWrap(err, "Failed to create admin HTTP servers")
 		}
 

Original file line number	Diff line number	Diff line change
`@@ -209,7 +209,11 @@ func main() {`
`209`	`209`	`}`
`210`	`210`	`subrouter := router.PathPrefix(routePrefix).Subrouter()`
`211`	`211`	`newBuildQueueStateService(buildQueue, clock.SystemClock, browserURL, subrouter)`
`212`		`- if err := http.NewServersFromConfigurationAndServe(configuration.AdminHttpServers, router, siblingsGroup); err != nil {`
	`212`	`+ if err := http.NewServersFromConfigurationAndServe(`
	`213`	`+ configuration.AdminHttpServers,`
	`214`	`+ http.NewMetricsHandler(router, "SchedulerUI"),`
	`215`	`+ siblingsGroup,`
	`216`	`+ ); err != nil {`
`213`	`217`	`return util.StatusWrap(err, "Failed to create admin HTTP servers")`
`214`	`218`	`}`
`215`	`219`