Register config listener when setting config

Author: MDrakos

cmd/state-svc/main.go

@@ -70,13 +70,8 @@ func main() {
 	}
 	rollbar.SetupRollbar(constants.StateServiceRollbarToken)
 	rollbar.SetConfig(cfg)
-	api.SetConfig(cfg)
 
-	if err := api.RegisterConfigListener(cfg); err != nil {
-		multilog.Critical("Could not register config listener: %v", errs.JoinMessage(err))
-		exitCode = 1
-		return
-	}
+	api.SetConfig(cfg)
 
 	if os.Getenv("VERBOSE") == "true" {
 		logging.CurrentHandler().SetVerbose(true)

pkg/platform/api/settings.go

@@ -127,15 +127,15 @@ var urlsByService = map[Service]*url.URL{
 
 var configuredAPIHost string
 
-func RegisterConfigListener(cfg *config.Instance) error {
+func registerConfigListener(cfg *config.Instance) {
 	configMediator.AddListener(constants.APIHostConfig, func() {
 		configuredAPIHost = cfg.GetString(constants.APIHostConfig)
 	})
-	return nil
 }
 
 func SetConfig(cfg *config.Instance) {
 	configuredAPIHost = cfg.GetString(constants.APIHostConfig)
+	registerConfigListener(cfg)
 }
 
 // GetServiceURL returns the URL for the given service