conrtol: set the highest priority for control service.

Control ports should be initialised and start served first of all.

Closes: #2585.

Signed-off-by: Ekaterina Pavlova <[email protected]>

CHANGELOG.md

@@ -23,6 +23,7 @@ Changelog for NeoFS Node
 - Transaction witness scope no longer uses CustomGroups relying on more strict Rules now (#2619)
 - New optimized SDK version is integrated (#2622)
 - IR uses internal LOCODE DB from Go package (#2610)
+- The priority of metrics service is increased (#2585)
 
 ### Removed
 - deprecated `no-precheck` flag of `neofs-cli container set-eacl` (#2496)

cmd/neofs-node/control.go

@@ -64,11 +64,9 @@ func initControlService(c *cfg) {
 
 	control.RegisterControlServiceServer(c.cfgControlService.server, ctlSvc)
 
-	c.workers = append(c.workers, newWorkerFromFunc(func(ctx context.Context) {
-		runAndLog(c, "control", false, func(c *cfg) {
-			fatalOnErr(c.cfgControlService.server.Serve(lis))
-		})
-	}))
+	runAndLog(c, "control", true, func(c *cfg) {
+		fatalOnErr(c.cfgControlService.server.Serve(lis))
+	})
 }
 
 func (c *cfg) NetmapStatus() control.NetmapStatus {

cmd/neofs-node/main.go

@@ -79,6 +79,7 @@ func initAndLog(c *cfg, name string, initializer func(*cfg)) {
 }
 
 func initApp(c *cfg) {
+	initAndLog(c, "control", initControlService)
 	initLocalStorage(c)
 
 	c.ctx, c.ctxCancel = signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
@@ -99,7 +100,6 @@ func initApp(c *cfg) {
 	initAndLog(c, "pprof", initProfiler)
 	initAndLog(c, "prometheus", initMetrics)
 	initAndLog(c, "tree", initTreeService)
-	initAndLog(c, "control", initControlService)
 
 	initAndLog(c, "morph notifications", listenMorphNotifications)