expired = append(expired, t.versions...)
			}
		}
	}()
	lc := lifecycle.Lifecycle{
		Rules: []lifecycle.Rule{
			{
				ID:     "max-versions",
				Status: "Enabled",
				NoncurrentVersionExpiration: lifecycle.NoncurrentVersionExpiration{
					NewerNoncurrentVersions: 1,
				},
			},
		},
	}
	lcXML, err := xml.Marshal(lc)
	if err != nil {
		t.Fatalf("Failed to marshal lifecycle config: %v", err)
	}

	return LockContext{ctx: newCtx, cancel: cancel}, nil
}

// Unlock - block until write lock is released.
func (di *distLockInstance) Unlock(lc LockContext) {
	if lc.cancel != nil {
		lc.cancel()
	}
	di.rwMutex.Unlock(lc.ctx)
}

// RLock - block until read lock is taken or timeout has occurred.

func NewPolicySys() *PolicySys {
	return &PolicySys{}
}

func getSTSConditionValues(r *http.Request, lc string, cred auth.Credentials) map[string][]string {
	m := make(map[string][]string)
	if d := r.Form.Get("DurationSeconds"); d != "" {
		m["DurationSeconds"] = []string{d}
	}
	return m
}

func getConditionValues(r *http.Request, lc string, cred auth.Credentials) map[string][]string {
	currTime := UTCNow()

	var (

// Note: The check method tries to listen on given port and closes it.
// It is possible to have a disconnected client in this tiny window of time.
func CheckPortAvailability(host, port string, opts TCPOptions) (err error) {
	lc := &net.ListenConfig{
		Control: func(network, address string, c syscall.RawConn) error {
			c.Control(func(fdPtr uintptr) {
				if opts.Interface != "" {

	var vc *versioning.Versioning
	var lc *lifecycle.Lifecycle
	var lr objectlock.Retention
	var rcfg *replication.Config
	if bucket != minioMetaBucket {
		vc, err = globalBucketVersioningSys.Get(bucket)
		if err != nil {
			return err
		}

		// Check if the current bucket has a configured lifecycle policy
		lc, err = globalLifecycleSys.Get(bucket)

type LifecycleSys struct{}

// Get - gets lifecycle config associated to a given bucket name.
func (sys *LifecycleSys) Get(bucketName string) (lc *lifecycle.Lifecycle, err error) {
	lc, _, err = globalBucketMetadataSys.GetLifecycleConfig(bucketName)
	return lc, err
}

// NewLifecycleSys - creates new lifecycle system.
func NewLifecycleSys() *LifecycleSys {
	return &LifecycleSys{}
}

		return err
	}

	var vc *versioning.Versioning
	var lc *lifecycle.Lifecycle
	var lr objectlock.Retention
	var rcfg *replication.Config
	if bi.Name != minioMetaBucket {
		vc, err = globalBucketVersioningSys.Get(bi.Name)
		if err != nil {
			return err
		}

		// Check if the current bucket has a configured lifecycle policy
		lc, err = globalLifecycleSys.Get(bi.Name)

			expectedErr: nil,
		},
	}
	for i, tc := range testCases {
		lc, err := lifecycle.ParseLifecycleConfig(bytes.NewReader(tc.xml))
		if err != nil {
			t.Fatalf("Test %d: Failed to parse lifecycle config %v", i+1, err)
		}

		err = validateTransitionTier(lc)
		if err != tc.expectedErr {
			t.Fatalf("Test %d: Expected %v but got %v", i+1, tc.expectedErr, err)
		}
	}

	if !opts.NoAuditLog {
		auditObjectErasureSet(ctx, object, &er)
	}

	var lc *lifecycle.Lifecycle
	var rcfg lock.Retention
	var replcfg *replication.Config
	if opts.Expiration.Expire {
		// Check if the current bucket has a configured lifecycle policy
		lc, err = globalLifecycleSys.Get(bucket)
		if err != nil && !errors.Is(err, BucketLifecycleNotFound{Bucket: bucket}) {

		return
	}

	if !proxy.Proxy { // apply lifecycle rules only for local requests
		// Automatically remove the object/version if an expiry lifecycle rule can be applied
		if lc, err := globalLifecycleSys.Get(bucket); err == nil {
			rcfg, err := globalBucketObjectLockSys.Get(bucket)
			if err != nil {
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				return
			}