Bump golang.org/x/sync from 0.6.0 to 0.7.0 (#3009)

* Bump golang.org/x/sync from 0.6.0 to 0.7.0

Bumps [golang.org/x/sync](https://github.com/golang/sync) from 0.6.0 to 0.7.0.
- [Commits](https://github.com/golang/sync/compare/v0.6.0...v0.7.0)

---
updated-dependencies:
- dependency-name: golang.org/x/sync
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Run ./hack/update-codegen.sh

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

go.mod

@@ -33,7 +33,7 @@ require (
 	go.uber.org/zap v1.27.0
 	golang.org/x/net v0.22.0
 	golang.org/x/oauth2 v0.18.0
-	golang.org/x/sync v0.6.0
+	golang.org/x/sync v0.7.0
 	golang.org/x/tools v0.19.0
 	gomodules.xyz/jsonpatch/v2 v2.4.0
 	google.golang.org/api v0.172.0

go.sum

@@ -516,8 +516,8 @@ golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=

vendor/golang.org/x/sync/semaphore/semaphore.go

@@ -35,11 +35,25 @@ type Weighted struct {
 // Acquire acquires the semaphore with a weight of n, blocking until resources
 // are available or ctx is done. On success, returns nil. On failure, returns
 // ctx.Err() and leaves the semaphore unchanged.
-//
-// If ctx is already done, Acquire may still succeed without blocking.
 func (s *Weighted) Acquire(ctx context.Context, n int64) error {
+	done := ctx.Done()
+
 	s.mu.Lock()
+	select {
+	case <-done:
+		// ctx becoming done has "happened before" acquiring the semaphore,
+		// whether it became done before the call began or while we were
+		// waiting for the mutex. We prefer to fail even if we could acquire
+		// the mutex without blocking.
+		s.mu.Unlock()
+		return ctx.Err()
+	default:
+	}
 	if s.size-s.cur >= n && s.waiters.Len() == 0 {
+		// Since we hold s.mu and haven't synchronized since checking done, if
+		// ctx becomes done before we return here, it becoming done must have
+		// "happened concurrently" with this call - it cannot "happen before"
+		// we return in this branch. So, we're ok to always acquire here.
 		s.cur += n
 		s.mu.Unlock()
 		return nil
@@ -48,7 +62,7 @@ func (s *Weighted) Acquire(ctx context.Context, n int64) error {
 	if n > s.size {
 		// Don't make other Acquire calls block on one that's doomed to fail.
 		s.mu.Unlock()
-		<-ctx.Done()
+		<-done
 		return ctx.Err()
 	}
 
@@ -58,14 +72,14 @@ func (s *Weighted) Acquire(ctx context.Context, n int64) error {
 	s.mu.Unlock()
 
 	select {
-	case <-ctx.Done():
+	case <-done:
-		err := ctx.Err()
 		s.mu.Lock()
 		select {
 		case <-ready:
-			// Acquired the semaphore after we were canceled.  Rather than trying to
+			// Acquired the semaphore after we were canceled.
-			// fix up the queue, just pretend we didn't notice the cancelation.
+			// Pretend we didn't and put the tokens back.
-			err = nil
+			s.cur -= n
+			s.notifyWaiters()
 		default:
 			isFront := s.waiters.Front() == elem
 			s.waiters.Remove(elem)
@@ -75,9 +89,19 @@ func (s *Weighted) Acquire(ctx context.Context, n int64) error {
 			}
 		}
 		s.mu.Unlock()
-		return err
+		return ctx.Err()
 
 	case <-ready:
+		// Acquired the semaphore. Check that ctx isn't already done.
+		// We check the done channel instead of calling ctx.Err because we
+		// already have the channel, and ctx.Err is O(n) with the nesting
+		// depth of ctx.
+		select {
+		case <-done:
+			s.Release(n)
+			return ctx.Err()
+		default:
+		}
 		return nil
 	}
 }

vendor/modules.txt

@@ -390,7 +390,7 @@ golang.org/x/oauth2/google/internal/stsexchange
 golang.org/x/oauth2/internal
 golang.org/x/oauth2/jws
 golang.org/x/oauth2/jwt
-# golang.org/x/sync v0.6.0
+# golang.org/x/sync v0.7.0
 ## explicit; go 1.18
 golang.org/x/sync/errgroup
 golang.org/x/sync/semaphore