run hack/{pind-dependency.sh, update-vendor.sh}

Signed-off-by: Madhav Jivrajani <madhav.jiv@gmail.com>

vendor/k8s.io/utils/clock/clock.go

@@ -53,6 +53,16 @@ type WithTicker interface {
 	NewTicker(time.Duration) Ticker
 }
 
+// WithDelayedExecution allows for injecting fake or real clocks into
+// code that needs to make use of AfterFunc functionality.
+type WithDelayedExecution interface {
+	Clock
+	// AfterFunc executes f in its own goroutine after waiting
+	// for d duration and returns a Timer whose channel can be
+	// closed by calling Stop() on the Timer.
+	AfterFunc(d time.Duration, f func()) Timer
+}
+
 // Ticker defines the Ticker interface.
 type Ticker interface {
 	C() <-chan time.Time
@@ -88,6 +98,13 @@ func (RealClock) NewTimer(d time.Duration) Timer {
 	}
 }
 
+// AfterFunc is the same as time.AfterFunc(d, f).
+func (RealClock) AfterFunc(d time.Duration, f func()) Timer {
+	return &realTimer{
+		timer: time.AfterFunc(d, f),
+	}
+}
+
 // Tick is the same as time.Tick(d)
 // This method does not allow to free/GC the backing ticker. Use
 // NewTicker instead.

vendor/k8s.io/utils/clock/testing/fake_clock.go

@@ -49,6 +49,7 @@ type fakeClockWaiter struct {
 	skipIfBlocked bool
 	destChan      chan time.Time
 	fired         bool
+	afterFunc     func()
 }
 
 // NewFakePassiveClock returns a new FakePassiveClock.
@@ -116,6 +117,25 @@ func (f *FakeClock) NewTimer(d time.Duration) clock.Timer {
 	return timer
 }
 
+// AfterFunc is the Fake version of time.AfterFunc(d, cb).
+func (f *FakeClock) AfterFunc(d time.Duration, cb func()) clock.Timer {
+	f.lock.Lock()
+	defer f.lock.Unlock()
+	stopTime := f.time.Add(d)
+	ch := make(chan time.Time, 1) // Don't block!
+
+	timer := &fakeTimer{
+		fakeClock: f,
+		waiter: fakeClockWaiter{
+			targetTime: stopTime,
+			destChan:   ch,
+			afterFunc:  cb,
+		},
+	}
+	f.waiters = append(f.waiters, &timer.waiter)
+	return timer
+}
+
 // Tick constructs a fake ticker, akin to time.Tick
 func (f *FakeClock) Tick(d time.Duration) <-chan time.Time {
 	if d <= 0 {
@@ -175,7 +195,6 @@ func (f *FakeClock) setTimeLocked(t time.Time) {
 	for i := range f.waiters {
 		w := f.waiters[i]
 		if !w.targetTime.After(t) {
-
 			if w.skipIfBlocked {
 				select {
 				case w.destChan <- t:
@@ -187,6 +206,10 @@ func (f *FakeClock) setTimeLocked(t time.Time) {
 				w.fired = true
 			}
 
+			if w.afterFunc != nil {
+				w.afterFunc()
+			}
+
 			if w.stepInterval > 0 {
 				for !w.targetTime.After(t) {
 					w.targetTime = w.targetTime.Add(w.stepInterval)
@@ -201,7 +224,7 @@ func (f *FakeClock) setTimeLocked(t time.Time) {
 	f.waiters = newWaiters
 }
 
-// HasWaiters returns true if After has been called on f but not yet satisfied (so you can
+// HasWaiters returns true if After or AfterFunc has been called on f but not yet satisfied (so you can
 // write race-free tests).
 func (f *FakeClock) HasWaiters() bool {
 	f.lock.RLock()
@@ -245,6 +268,12 @@ func (*IntervalClock) NewTimer(d time.Duration) clock.Timer {
 	panic("IntervalClock doesn't implement NewTimer")
 }
 
+// AfterFunc is unimplemented, will panic.
+// TODO: make interval clock use FakeClock so this can be implemented.
+func (*IntervalClock) AfterFunc(d time.Duration, f func()) clock.Timer {
+	panic("IntervalClock doesn't implement AfterFunc")
+}
+
 // Tick is unimplemented, will panic.
 // TODO: make interval clock use FakeClock so this can be implemented.
 func (*IntervalClock) Tick(d time.Duration) <-chan time.Time {

vendor/modules.txt

@@ -2287,7 +2287,7 @@ k8s.io/sample-apiserver/pkg/registry/wardle/flunder
 # k8s.io/system-validators v1.5.0 => k8s.io/system-validators v1.5.0
 ## explicit
 k8s.io/system-validators/validators
-# k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a => k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a
+# k8s.io/utils v0.0.0-20210930125809-cb0fa318a74b => k8s.io/utils v0.0.0-20210930125809-cb0fa318a74b
 ## explicit
 k8s.io/utils/buffer
 k8s.io/utils/clock
@@ -2772,7 +2772,7 @@ sigs.k8s.io/yaml
 # k8s.io/sample-cli-plugin => ./staging/src/k8s.io/sample-cli-plugin
 # k8s.io/sample-controller => ./staging/src/k8s.io/sample-controller
 # k8s.io/system-validators => k8s.io/system-validators v1.5.0
-# k8s.io/utils => k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a
+# k8s.io/utils => k8s.io/utils v0.0.0-20210930125809-cb0fa318a74b
 # modernc.org/cc => modernc.org/cc v1.0.0
 # modernc.org/golex => modernc.org/golex v1.0.0
 # modernc.org/mathutil => modernc.org/mathutil v1.0.0