log.debug("Cleaned up rate limiter entries. Accounts: {}, IPs: {}", accountAttempts.size(), ipAttempts.size());
    }

    /**
     * Manually unlock an account
     *
     * @param username the username to unlock
     * @return true if account was unlocked, false if not found
     */
    public boolean unlockAccount(String username) {
        AccountAttempts account = accountAttempts.get(username);

        // This test verifies that the DBFluteSystem is properly unlocked and locked
        // during the process, though we can't directly test the lock state

        // When
        try {
            curtainBeforeHook.processDBFluteSystem();

            // Then - if we get here without exception, the unlock/lock worked
            DfFinalTimeZoneProvider provider = getDBFluteSystemTimeZoneProvider();

import jcifs.internal.util.SMBUtil;

/**
 * Represents a byte range for SMB1 locking and unlocking operations.
 *
 * This class encapsulates the information about a byte range that needs
 * to be locked or unlocked, including the process ID, offset, and length.
 *
 * @author mbechler
 */
public class LockingAndXRange implements Encodable, Decodable {

    private final boolean largeFile;
    private int pid;

// This file is currently unlocked (change this line if you lock the file)
//
// $Log: MD4.java,v $
// Revision 1.2  1998/01/05 03:41:19  iang
// Added references only.
//
// Revision 1.1.1.1  1997/11/03 22:36:56  hopwood
// + Imported to CVS (tagged as 'start').
//
// Revision 0.1.0.0  1997/07/14  R. Naffah
// + original version
//
// $Endlog$
/*
 * Copyright (c) 1997 Systemics Ltd

        }

        // Should be locked out
        try {
            rateLimiter.checkAttempt(username, ip);
            fail("Should be locked out");
        } catch (SmbException e) {
            // Expected
        }

        // Manually unlock
        assertTrue(rateLimiter.unlockAccount(username), "Manual unlock should succeed");

        // Should be allowed again

        setField(unlock, "byteOffset", 300L);
        setField(unlock, "lengthInBytes", 400L);
        setField(cmd, "locks", new LockingAndXRange[] { lock });
        setField(cmd, "unlocks", new LockingAndXRange[] { unlock });
        setField(cmd, "largeFile", false);

        byte[] buffer = new byte[20];
        int len = cmd.writeParameterWordsWireFormat(buffer, 0);

	lastCleanup     atomic.Pointer[time.Time]
	locksOverloaded atomic.Int64
}

// getMutex will lock the mutex.
// Call the returned function to unlock.
func (l *localLocker) getMutex() func() {
	l.waitMutex.Add(1)
	l.mutex.Lock()
	l.waitMutex.Add(-1)
	return l.mutex.Unlock
}

func (l *localLocker) String() string {
	return globalEndpoints.Localhost()
}

func (l *localLocker) canTakeLock(resources ...string) bool {

		sys.group.Forget(bucket)
		delete(sys.metadataMap, bucket)
		globalBucketMonitor.DeleteBucket(bucket)
	}
	sys.Unlock()
}

// RemoveStaleBuckets removes all stale buckets in memory that are not on disk.
func (sys *BucketMetadataSys) RemoveStaleBuckets(diskBuckets set.StringSet) {
	sys.Lock()
	defer sys.Unlock()

	for bucket := range sys.metadataMap {
		if diskBuckets.Contains(bucket) {
			continue

	}
	// A UID is added for every resource.
	// We removed Add Rlocked entries
	if len(l.lockUID) != len(wResources)*m {
		t.Fatalf("lockUID len, got %d, want %d + %d", len(l.lockUID), 0, len(wResources)*m)
	}

	// Remove write locked
	for i, names := range wResources {
		arg := dsync.LockArgs{
			UID:       wUIDs[i],
			Resources: names[:],

				return err
			}
			if errors.Is(err, errNoSuchPolicy) {
				return nil
			}
			policy, _ := c.iamGroupPolicyMap.Load(groups[index])
			mu.Lock()
			policies = append(policies, policy.toSlice()...)
			mu.Unlock()
			return nil
		}, index)
	}

	err := errors.Join(g.Wait()...)
	return policies, err
}

// policyDBGet - lower-level helper; does not take locks.
//