@GwtCompatible
@NullMarked
public class TearDownStack implements TearDownAccepter {
  private static final Logger logger = Logger.getLogger(TearDownStack.class.getName());

  @VisibleForTesting final Object lock = new Object();

  @GuardedBy("lock")
  final Deque<TearDown> stack = new ArrayDeque<>();

  private final boolean suppressThrows;

  public TearDownStack() {
    this.suppressThrows = false;
  }

        <!-- For tests only. Must be in compile scope such that the Teamcity generate goal is able to compile the tests -->
        <dependency>
            <groupId>io.mockk</groupId>
            <artifactId>mockk-jvm</artifactId>
            <version>${mockk.version}</version>
        </dependency>
        <dependency>
            <groupId>net.bytebuddy</groupId>
            <artifactId>byte-buddy</artifactId>

		return
	}

	go func() {
		r := rand.New(rand.NewSource(time.Now().UnixNano()))
		// Leader node (that successfully acquires the lock inside runCallhome)
		// will keep performing the callhome. If the leader goes down for some reason,
		// the lock will be released and another node will acquire it and take over
		// because of this loop.
		for {
			if !globalCallhomeConfig.Enabled() {
				return
			}

package lifecycle

import (
	"fmt"
	"time"

	objlock "github.com/minio/minio/internal/bucket/object/lock"
	"github.com/minio/minio/internal/bucket/replication"
)

// Evaluator - evaluates lifecycle policy on objects for the given lifecycle
// configuration, lock retention configuration and replication configuration.
type Evaluator struct {
	policy        Lifecycle
	lockRetention *objlock.Retention

	sync.Mutex
}

func (l *logOnceType) logOnceConsoleIf(ctx context.Context, subsystem string, err error, id string, errKind ...any) {
	if err == nil {
		return
	}

	nerr := unwrapErrs(err)
	l.Lock()
	shouldLog := true
	prev, ok := l.IDMap[id]
	if !ok {
		l.IDMap[id] = onceErr{
			Err:   nerr,
			Count: 1,
		}
	} else if prev.Err.Error() == nerr.Error() {
		// if errors are equal do not log.

func (r *ReqInfo) AppendTags(key, val string) *ReqInfo {
	if r == nil {
		return nil
	}
	r.Lock()
	defer r.Unlock()
	r.tags = append(r.tags, KeyVal{key, val})
	return r
}

// SetTags - sets key/val to ReqInfo.tags
func (r *ReqInfo) SetTags(key, val string) *ReqInfo {
	if r == nil {
		return nil
	}
	r.Lock()
	defer r.Unlock()
	// Search of tag key already exists in tags
	var updated bool

func (b *Batch[I]) Add(item I) error {
	b.Lock()
	defer b.Unlock()

	if b.isFull() {
		if b.store == nil {
			return ErrBatchFull
		}
		// commit batch to store
		if err := b.commit(); err != nil {
			return err
		}
	}

	b.items = append(b.items, item)
	return nil
}

// Len returns the no of items in the batch
func (b *Batch[_]) Len() int {
	b.Lock()
	defer b.Unlock()

	return len(b.items)

		}
	case debugWaitForExit:
		c.reconnectMu.Lock()
		c.handleMsgWg.Wait()
		c.reconnectMu.Unlock()
	case debugSetConnPingDuration:
		c.connMu.Lock()
		defer c.connMu.Unlock()
		c.connPingInterval, _ = args[0].(time.Duration)
		if c.connPingInterval < time.Second {
			panic("CONN ping interval too low")
		}
	case debugSetClientPingDuration:
		c.connMu.Lock()
		defer c.connMu.Unlock()

	exit_1
fi

./mc mb --with-lock minio3/newbucket-olock
sleep 5

enabled_minio2=$(./mc stat --json minio2/newbucket-olock | jq -r .ObjectLock.enabled)
if [ $? -ne 0 ]; then
	echo "expected bucket to be mirrored with object-lock but not present, exiting..."
	exit_1
fi

if [ "${enabled_minio2}" != "Enabled" ]; then
	echo "expected bucket to be mirrored with object-lock enabled, exiting..."
	exit_1
fi

	s.Lock()
	defer s.Unlock()
	stats, ok := s.stats[bucket]
	if !ok {
		stats = &bucketS3RXTX{
			s3InputBytes: uint64(n),
		}
	} else {
		stats.s3InputBytes += uint64(n)
	}
	s.stats[bucket] = stats
}

// Increase S3 total output bytes for input bucket
func (s *bucketConnStats) incS3OutputBytes(bucket string, n int64) {
	s.Lock()
	defer s.Unlock()