// object according to locking configuration when this is lifecycle/ bucket quota asking.
func enforceRetentionForDeletion(ctx context.Context, objInfo ObjectInfo) (locked bool) {
	if objInfo.DeleteMarker {
		return false
	}

	lhold := objectlock.GetObjectLegalHoldMeta(objInfo.UserDefined)
	if lhold.Status.Valid() && lhold.Status == objectlock.LegalHoldOn {
		return true
	}

func (ef BatchJobExpireFilter) Matches(obj ObjectInfo, now time.Time) bool {
	switch ef.Type {
	case BatchJobExpireObject:
		if obj.DeleteMarker {
			return false
		}
	case BatchJobExpireDeleted:
		if !obj.DeleteMarker {
			return false
		}
	default:
		// we should never come here, Validate should have caught this.

// (copied over from enforceRetentionForDeletion)
func (e *Evaluator) IsObjectLocked(obj ObjectOpts) bool {
	if e.lockRetention == nil || !e.lockRetention.LockEnabled {
		return false
	}

	if obj.DeleteMarker {
		return false
	}

	lhold := objlock.GetObjectLegalHoldMeta(obj.UserDefined)
	if lhold.Status.Valid() && lhold.Status == objlock.LegalHoldOn {
		return true
	}

`xl.meta` carries three types of object entries which designate the type of version object stored.

- ObjectType (default)
- LegacyObjectType (preserves existing deployments and older xl.json format)
- DeleteMarker (a versionId to capture the DELETE sequences implemented primarily for AWS spec compatibility)

	defer auditLogLifecycle(ctx, *oi, ILMExpiry, tags, traceFn)

	eventName := event.ObjectRemovedDelete
	if oi.DeleteMarker {
		eventName = event.ObjectRemovedDeleteMarkerCreated
	}
	objInfo := ObjectInfo{
		Name:         oi.Name,
		VersionID:    oi.VersionID,
		DeleteMarker: oi.DeleteMarker,
	}
	// Notify object deleted event.
	sendEvent(eventArgs{
		EventName:  eventName,
		BucketName: oi.Bucket,

}

// NextDue returns upcoming DelMarkerExpiration date for obj if
// applicable, returns false otherwise.
func (de DelMarkerExpiration) NextDue(obj ObjectOpts) (time.Time, bool) {
	if !obj.IsLatest || !obj.DeleteMarker {
		return time.Time{}, false
	}

	return ExpectedExpiryTime(obj.ModTime, de.Days), true

		case "ReplicaStatus":
			err = z.ReplicaStatus.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "ReplicaStatus")
				return
			}
		case "DeleteMarker":
			z.DeleteMarker, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "DeleteMarker")
				return
			}
		case "ReplicationTimeStamp":
			z.ReplicationTimeStamp, err = dc.ReadTime()
			if err != nil {

		// if present set the headers, no idea why AWS S3 sets these headers.
		if objInfo.VersionID != "" && objInfo.DeleteMarker {
			w.Header()[xhttp.AmzVersionID] = []string{objInfo.VersionID}
			w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(objInfo.DeleteMarker)}
		}
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	}
	opts.PartNumber = partNumber
	opts.VersionID = vid

	delMarker, err := parseBoolHeader(bucket, object, r.Header, xhttp.MinIOSourceDeleteMarker)
	if err != nil {
		return opts, err
	}
	opts.DeleteMarker = delMarker

	replReadyCheck, err := parseBoolHeader(bucket, object, r.Header, xhttp.MinIOCheckDMReplicationReady)
	if err != nil {
		return opts, err
	}
	opts.CheckDMReplicationReady = replReadyCheck

// ObjectOpts provides information to deduce whether replication
// can be triggered on the resultant object.
type ObjectOpts struct {
	Name           string
	UserTags       string
	VersionID      string
	DeleteMarker   bool
	SSEC           bool
	OpType         Type
	Replica        bool
	ExistingObject bool
	TargetArn      string
}