Merge pull request #195 from joonas/make-syncperiod-configurable

✨ Make Manager SyncPeriod configurable via flag

Author: k8s-ci-robot

main.go

@@ -19,6 +19,7 @@ package main
 import (
 	"flag"
 	"os"
+	"time"
 
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/client-go/kubernetes/scheme"
@@ -48,11 +49,16 @@ func init() {
 func main() {
 	klog.InitFlags(nil)
 
-	var metricsAddr string
-	var enableLeaderElection bool
+	var (
+		metricsAddr          string
+		enableLeaderElection bool
+		syncPeriod           time.Duration
+	)
 	flag.StringVar(&metricsAddr, "metrics-addr", ":8080", "The address the metric endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "enable-leader-election", false,
 		"Enable leader election for controller manager. Enabling this will ensure there is only one active controller manager.")
+	flag.DurationVar(&syncPeriod, "sync-period", 10*time.Minute,
+		"The minimum interval at which watched resources are reconciled (e.g. 10m)")
 	flag.Parse()
 
 	ctrl.SetLogger(klogr.New())
@@ -61,6 +67,7 @@ func main() {
 		Scheme:             myscheme,
 		MetricsBindAddress: metricsAddr,
 		LeaderElection:     enableLeaderElection,
+		SyncPeriod:         &syncPeriod,
 	})
 	if err != nil {
 		setupLog.Error(err, "unable to start manager")