Merge pull request #73212 from danielqsj/samplecontroller

fix shellcheck in sample-controller

Kubernetes-commit: 6ebe874d11dc04972d74904e0cf2b15506ea318a

vendor/k8s.io/apimachinery/pkg/util/wait/wait.go

@@ -88,6 +88,15 @@ func Until(f func(), period time.Duration, stopCh <-chan struct{}) {
 	JitterUntil(f, period, 0.0, true, stopCh)
 }
 
+// UntilWithContext loops until context is done, running f every period.
+//
+// UntilWithContext is syntactic sugar on top of JitterUntilWithContext
+// with zero jitter factor and with sliding = true (which means the timer
+// for period starts after the f completes).
+func UntilWithContext(ctx context.Context, f func(context.Context), period time.Duration) {
+	JitterUntilWithContext(ctx, f, period, 0.0, true)
+}
+
 // NonSlidingUntil loops until stop channel is closed, running f every
 // period.
 //
@@ -98,6 +107,16 @@ func NonSlidingUntil(f func(), period time.Duration, stopCh <-chan struct{}) {
 	JitterUntil(f, period, 0.0, false, stopCh)
 }
 
+// NonSlidingUntilWithContext loops until context is done, running f every
+// period.
+//
+// NonSlidingUntilWithContext is syntactic sugar on top of JitterUntilWithContext
+// with zero jitter factor, with sliding = false (meaning the timer for period
+// starts at the same time as the function starts).
+func NonSlidingUntilWithContext(ctx context.Context, f func(context.Context), period time.Duration) {
+	JitterUntilWithContext(ctx, f, period, 0.0, false)
+}
+
 // JitterUntil loops until stop channel is closed, running f every period.
 //
 // If jitterFactor is positive, the period is jittered before every run of f.
@@ -151,6 +170,19 @@ func JitterUntil(f func(), period time.Duration, jitterFactor float64, sliding b
 	}
 }
 
+// JitterUntilWithContext loops until context is done, running f every period.
+//
+// If jitterFactor is positive, the period is jittered before every run of f.
+// If jitterFactor is not positive, the period is unchanged and not jittered.
+//
+// If sliding is true, the period is computed after f runs. If it is false then
+// period includes the runtime for f.
+//
+// Cancel context to stop. f may not be invoked if context is already expired.
+func JitterUntilWithContext(ctx context.Context, f func(context.Context), period time.Duration, jitterFactor float64, sliding bool) {
+	JitterUntil(func() { f(ctx) }, period, jitterFactor, sliding, ctx.Done())
+}
+
 // Jitter returns a time.Duration between duration and duration + maxFactor *
 // duration.
 //