Update vendor

vendor/k8s.io/client-go/util/workqueue/BUILD

@@ -0,0 +1,56 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = [
+        "default_rate_limiters_test.go",
+        "delaying_queue_test.go",
+        "metrics_test.go",
+        "queue_test.go",
+        "rate_limiting_queue_test.go",
+    ],
+    embed = [":go_default_library"],
+    deps = [
+        "//staging/src/k8s.io/apimachinery/pkg/util/clock:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "default_rate_limiters.go",
+        "delaying_queue.go",
+        "doc.go",
+        "metrics.go",
+        "parallelizer.go",
+        "queue.go",
+        "rate_limiting_queue.go",
+    ],
+    importmap = "k8s.io/kubernetes/vendor/k8s.io/client-go/util/workqueue",
+    importpath = "k8s.io/client-go/util/workqueue",
+    deps = [
+        "//staging/src/k8s.io/apimachinery/pkg/util/clock:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/util/runtime:go_default_library",
+        "//vendor/golang.org/x/time/rate:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/client-go/util/workqueue/delaying_queue.go

@@ -18,6 +18,7 @@ package workqueue
 
 import (
 	"container/heap"
+	"sync"
 	"time"
 
 	"k8s.io/apimachinery/pkg/util/clock"
@@ -66,6 +67,8 @@ type delayingType struct {
 
 	// stopCh lets us signal a shutdown to the waiting loop
 	stopCh chan struct{}
+	// stopOnce guarantees we only signal shutdown a single time
+	stopOnce sync.Once
 
 	// heartbeat ensures we wait no more than maxWait before firing
 	heartbeat clock.Ticker
@@ -133,11 +136,14 @@ func (pq waitForPriorityQueue) Peek() interface{} {
 	return pq[0]
 }
 
-// ShutDown gives a way to shut off this queue
+// ShutDown stops the queue. After the queue drains, the returned shutdown bool
+// on Get() will be true. This method may be invoked more than once.
 func (q *delayingType) ShutDown() {
-	q.Interface.ShutDown()
-	close(q.stopCh)
-	q.heartbeat.Stop()
+	q.stopOnce.Do(func() {
+		q.Interface.ShutDown()
+		close(q.stopCh)
+		q.heartbeat.Stop()
+	})
 }
 
 // AddAfter adds the given item to the work queue after the given delay

vendor/k8s.io/client-go/util/workqueue/parallelizer.go

@@ -25,14 +25,6 @@ import (
 
 type DoWorkPieceFunc func(piece int)
 
-// Parallelize is a very simple framework that allows for parallelizing
-// N independent pieces of work.
-//
-// Deprecated: Use ParallelizeUntil instead.
-func Parallelize(workers, pieces int, doWorkPiece DoWorkPieceFunc) {
-	ParallelizeUntil(nil, workers, pieces, doWorkPiece)
-}
-
 // ParallelizeUntil is a framework that allows for parallelizing N
 // independent pieces of work until done or the context is canceled.
 func ParallelizeUntil(ctx context.Context, workers, pieces int, doWorkPiece DoWorkPieceFunc) {