"runtime"
	"sort"
	"time"

	"github.com/minio/dperf/pkg/dperf"
	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio/internal/auth"
	xioutil "github.com/minio/minio/internal/ioutil"
)

const speedTest = "speedtest"

type speedTestOpts struct {
	objectSize       int
	concurrencyStart int
	concurrency      int
	duration         time.Duration
	autotune         bool
	storageClass     string
	bucketName       string

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import "time"

const (
	peerRESTVersion       = "v39" // add more flags to speedtest API
	peerRESTVersionPrefix = SlashSeparator + peerRESTVersion
	peerRESTPrefix        = minioReservedBucketPath + "/peer"
	peerRESTPath          = peerRESTPrefix + peerRESTVersionPrefix
)

const (

		}

		adminRouter.Methods(http.MethodPost).Path(adminVersion + "/speedtest").HandlerFunc(adminMiddleware(adminAPI.ObjectSpeedTestHandler, noGZFlag))
		adminRouter.Methods(http.MethodPost).Path(adminVersion + "/speedtest/object").HandlerFunc(adminMiddleware(adminAPI.ObjectSpeedTestHandler, noGZFlag))
		adminRouter.Methods(http.MethodPost).Path(adminVersion + "/speedtest/drive").HandlerFunc(adminMiddleware(adminAPI.DriveSpeedtestHandler, noGZFlag))

	DeletePrefixObject                  bool      // set true when object's erasure set is resolvable by object name (using getHashedSetIndex)

	Speedtest bool // object call specifically meant for SpeedTest code, set to 'true' when invoked by SpeedtestHandler.

	// Use the maximum parity (N/2), used when saving server configuration files
	MaxParity bool

			defer deleteObjectPerfBucket(objectAPI)
		}
	}

	if !noClear {
		defer objectAPI.DeleteObject(ctx, customBucket, speedTest+SlashSeparator, ObjectOptions{
			DeletePrefix: true,
		})
	}

	// Freeze all incoming S3 API calls before running speedtest.
	globalNotificationSys.ServiceFreeze(ctx, true)

	// Unfreeze as soon as request context is canceled or when the function returns.

		results[len(results)-1].Endpoint = u.String()
	}()
	wg.Wait()

	return results
}

// SpeedTest run GET/PUT tests at input concurrency for requested object size,
// optionally you can extend the tests longer with time.Duration.
func (sys *NotificationSys) SpeedTest(ctx context.Context, sopts speedTestOpts) []SpeedTestResult {
	length := len(sys.allPeerClients)
	if length == 0 {

				peersLogIf(ctx, err)
			}
		}
		if err != nil {
			break
		}
	}
}

// NetSpeedTestHandlers - perform network speedtest
func (s *peerRESTServer) NetSpeedTestHandler(w http.ResponseWriter, r *http.Request) {
	if !s.IsValid(w, r) {
		s.writeErrorResponse(w, errors.New("invalid request"))
		return
	}

			// Object info is the same in all disks, so we can pick
			// the first meta from online disk
			fi = partsMetadata[i]
			break
		}
	}

	// For speedtest objects do not attempt to heal them.
	if !opts.Speedtest {
		// When there is versions disparity we are healing
		// the content implicitly for all versions, we can
		// avoid triggering another MRF heal for offline drives.

	}

	if !opts.Speedtest && len(versions) > 0 {
		globalMRFState.addPartialOp(PartialOperation{
			Bucket:    bucket,
			Object:    object,
			Queued:    time.Now(),
			Versions:  versions,
			SetIndex:  er.setIndex,
			PoolIndex: er.poolIndex,
		})
	}

	if !opts.Speedtest && len(versions) == 0 {