Start the instrumentation server.
()
| 29 | |
| 30 | // Start the instrumentation server. |
| 31 | func (s *InstrumentationServer) Start() error { |
| 32 | // Setup listener first, so we can fail early if the port is in use. |
| 33 | listener, err := net.Listen("tcp", fmt.Sprintf(":%d", s.port)) |
| 34 | if err != nil { |
| 35 | return err |
| 36 | } |
| 37 | |
| 38 | router := mux.NewRouter() |
| 39 | router.Handle("/metrics", promhttp.HandlerFor(s.registry, promhttp.HandlerOpts{})) |
| 40 | |
| 41 | s.srv = &http.Server{ |
| 42 | Handler: router, |
| 43 | } |
| 44 | |
| 45 | go func() { |
| 46 | if err := s.srv.Serve(listener); err != nil { |
| 47 | level.Error(util_log.Logger).Log("msg", "metrics server terminated", "err", err) |
| 48 | } |
| 49 | }() |
| 50 | |
| 51 | return nil |
| 52 | } |
| 53 | |
| 54 | // Stop closes the instrumentation server. |
| 55 | func (s *InstrumentationServer) Stop() { |