clusterMetricNamespace   MetricNamespace = "minio_cluster"
	healMetricNamespace      MetricNamespace = "minio_heal"
	interNodeMetricNamespace MetricNamespace = "minio_inter_node"
	nodeMetricNamespace      MetricNamespace = "minio_node"
	minioMetricNamespace     MetricNamespace = "minio"
	s3MetricNamespace        MetricNamespace = "minio_s3"
)

const (
	cacheSubsystem            MetricSubsystem = "cache"

// the handler should ensure to remove these keys before sending them to the object layer.
// Currently these keys are:
//   - X-Amz-Server-Side-Encryption-Customer-Key
//   - X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key
func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "CopyObject")

	// while unmarshalling time.Time type for 'Initiated' field.
	// time.Time does not honor xml marshaller, it means that we need
	// to encode/format it before giving it to xml marshaling.

	// This below check adds client side verification to see if its
	// truly parsable.

	// listMultipartUploadsResponse - format for list multipart uploads response.
	type listMultipartUploadsResponse struct {

}

const (
	// WorkerMaxLimit max number of workers per node for "fast" mode
	WorkerMaxLimit = 500

	// WorkerMinLimit min number of workers per node for "slow" mode
	WorkerMinLimit = 50

	// WorkerAutoDefault is default number of workers for "auto" mode
	WorkerAutoDefault = 100

	// MRFWorkerMaxLimit max number of mrf workers per node for "fast" mode
	MRFWorkerMaxLimit = 8

		if v.DeploymentID == globalDeploymentID() {
			continue
		}
		// if individual deployment change like mode, endpoint, default bandwidth
		// send it to all sites. Else send the current node details to all sites
		// for ILM expiry flag update
		var p madmin.PeerInfo
		if peer.DeploymentID != "" {
			p = pi
		} else {
			p = v
		}
		wg.Add(1)

	ctx := r.Context()
	objectAPI, _ := validateAdminReq(ctx, w, r, policy.ConsoleLogAdminAction)
	if objectAPI == nil {
		return
	}
	node := r.Form.Get("node")
	// limit buffered console entries if client requested it.
	limitStr := r.Form.Get("limit")
	limitLines, err := strconv.Atoi(limitStr)
	if err != nil {
		limitLines = 10
	}

		t.Fatalf("Test: %s returned data is not expected corruption detected:", instanceType)
	}
}

// Wrapper for calling Copy Object Part API handler tests for both Erasure multiple disks and single node setup.
func TestAPICopyObjectPartHandler(t *testing.T) {
	defer DetectTestLeak(t)()
	ExecExtendedObjectLayerAPITest(t, testAPICopyObjectPartHandler, []string{"CopyObjectPart"})
}