Bump dependencies to Kubernetes 1.20

vendor/k8s.io/client-go/tools/leaderelection/leaderelection.go

@@ -188,12 +188,11 @@ type LeaderElector struct {
 	clock clock.Clock
 
 	metrics leaderMetricsAdapter
-
-	// name is the name of the resource lock for debugging
-	name string
 }
 
-// Run starts the leader election loop
+// Run starts the leader election loop. Run will not return
+// before leader election loop is stopped by ctx or it has
+// stopped holding the leader lease
 func (le *LeaderElector) Run(ctx context.Context) {
 	defer runtime.HandleCrash()
 	defer func() {
@@ -210,7 +209,8 @@ func (le *LeaderElector) Run(ctx context.Context) {
 }
 
 // RunOrDie starts a client with the provided config or panics if the config
-// fails to validate.
+// fails to validate. RunOrDie blocks until leader election loop is
+// stopped by ctx or it has stopped holding the leader lease
 func RunOrDie(ctx context.Context, lec LeaderElectionConfig) {
 	le, err := NewLeaderElector(lec)
 	if err != nil {
@@ -240,7 +240,7 @@ func (le *LeaderElector) acquire(ctx context.Context) bool {
 	defer cancel()
 	succeeded := false
 	desc := le.config.Lock.Describe()
-	klog.Infof("attempting to acquire leader lease  %v...", desc)
+	klog.Infof("attempting to acquire leader lease %v...", desc)
 	wait.JitterUntil(func() {
 		succeeded = le.tryAcquireOrRenew(ctx)
 		le.maybeReportTransition()
@@ -290,8 +290,12 @@ func (le *LeaderElector) release() bool {
 	if !le.IsLeader() {
 		return true
 	}
+	now := metav1.Now()
 	leaderElectionRecord := rl.LeaderElectionRecord{
-		LeaderTransitions: le.observedRecord.LeaderTransitions,
+		LeaderTransitions:    le.observedRecord.LeaderTransitions,
+		LeaseDurationSeconds: 1,
+		RenewTime:            now,
+		AcquireTime:          now,
 	}
 	if err := le.config.Lock.Update(context.TODO(), leaderElectionRecord); err != nil {
 		klog.Errorf("Failed to release lock: %v", err)