// avoid using the same name field
		if stmt.Schema == nil {
			return errors.New("failed to get schema")
		}
		f := stmt.Schema.LookUpField(name)
		if f == nil {
			return fmt.Errorf("failed to look up field with name: %s", name)
		}

		if !f.IgnoreMigration {
			return m.DB.Exec(
				"ALTER TABLE ? ADD ? ?",
				m.CurrentTable(stmt), clause.Column{Name: f.DBName}, m.DB.Migrator().FullDataTypeOf(f),

	// already have the sizes from the central directory so we can
	// just ignore these.

	return nil
}

func readDirectoryEnd(r io.ReaderAt, size int64) (dir *directoryEnd, baseOffset int64, err error) {
	// look for directoryEndSignature in the last 1k, then in the last 65k
	var buf []byte
	var directoryEndOffset int64
	for i, bLen := range []int64{1024, 65 * 1024} {
		if bLen > size {
			bLen = size
		}

			}

			// If metadata says encrypted, ask for it in quorum.
			if etyp, ok := crypto.IsEncrypted(meta.Metadata); ok {
				fmt.Fprint(h, etyp)
			}

			// If compressed, look for compressed FileInfo only
			if meta.IsCompressed() {
				fmt.Fprint(h, meta.Metadata[ReservedMetadataPrefix+"compression"])
			}

			metaHashes[i] = hex.EncodeToString(h.Sum(nil))
			h.Reset()
		}
	}

				c.healBuckets(ctx, objAPI)   // heal buckets subsequently

				took := time.Since(refreshStart).Seconds()
				if took > maxRefreshDurationSecondsForLog {
					// Log if we took a lot of time.
					logger.Info("Site replication healing refresh took %.2fs", took)
				}

				// wait for 200 millisecond, if we are experience lot of I/O

				// Nothing to do.
			default:
				// Found invalid character.
				return false
			}
		}
		allNumbers = allNumbers && !isNotNumber
	}
	// Does the bucket name look like an IP address?
	return !(len(pieces) == 4 && allNumbers)
}

// IsValidObjectName verifies an object name in accordance with Amazon's
// requirements. It cannot exceed 1024 characters and must be a valid UTF8

		// specified in the Forwarded header. The first element will always be
		// the 'for=', which we ignore, subsequently we proceed to look for
		// 'proto=' which should precede right after `for=` if not
		// we simply ignore the values and return empty. This is in line
		// with the approach we took for returning first ip from multiple
		// params.
		if match := forRegex.FindStringSubmatch(proto); len(match) > 1 {

	updatedAt, err := globalBucketMetadataSys.Update(ctx, bucket, bucketSSEConfig, configData)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Call site replication hook.
	//
	// We encode the xml bytes as base64 to ensure there are no encoding
	// errors.
	cfgStr := base64.StdEncoding.EncodeToString(configData)

//   "format": "XXXXX",
//   "XXXXX": {
//
//   }
// }
// Here "XXXXX" depends on the backend, currently we have "fs" and "xl" implementations.
// formatMetaV1 should be inherited by backend format structs. Please look at format-fs.go
// and format-xl.go for details.

// Ideally we will never have a situation where we will have to change the
// fields of this struct and deal with related migration.
type formatMetaV1 struct {

}

// respHandler
func (m *muxClient) handleOneWayStream(respHandler chan<- Response, respServer <-chan Response) {
	if debugPrint {
		start := time.Now()
		defer func() {
			fmt.Println("Mux", m.MuxID, "Request took", time.Since(start).Round(time.Millisecond))
		}()
	}
	defer func() {
		// addErrorNonBlockingClose will close the response channel
		// - maybe async, so we shouldn't do it here.
		if m.respErr.Load() == nil {

	gob.Register(madmin.XFSErrorConfigs{})
	gob.Register(map[string]string{})
	gob.Register(map[string]interface{}{})

	// All minio-go and madmin-go API operations shall be performed only once,
	// another way to look at this is we are turning off retries.
	minio.MaxRetry = 1
	madmin.MaxRetry = 1

	currentReleaseTime, _ = GetCurrentReleaseTime()
}

const consolePrefix = "CONSOLE_"