"github.com/minio/pkg/v2/env"
)

// Compression environment variables
const (
	Bitrot       = "bitrotscan"
	Sleep        = "max_sleep"
	IOCount      = "max_io"
	DriveWorkers = "drive_workers"

	EnvBitrot       = "MINIO_HEAL_BITROTSCAN"
	EnvSleep        = "MINIO_HEAL_MAX_SLEEP"
	EnvIOCount      = "MINIO_HEAL_MAX_IO"
	EnvDriveWorkers = "MINIO_HEAL_DRIVE_WORKERS"
)

var configMutex sync.RWMutex

	// fmt.Println("Lock acquired, waiting...")
	time.Sleep(testDrwMutexRefreshCallTimeout)

	dm.Unlock(context.Background())
}

func TestSimpleLockUnlockMultipleTimes(t *testing.T) {
	dm := NewDRWMutex(ds, "test")

	dm.Lock(id, source)
	time.Sleep(time.Duration(10+(rand.Float32()*50)) * time.Millisecond)
	dm.Unlock(context.Background())

	dm.Lock(id, source)
	time.Sleep(time.Duration(10+(rand.Float32()*50)) * time.Millisecond)

		// Protect against integer overflow
		panic("unit cannot exceed one hour")
	}
	return func(r *rand.Rand, attempt uint) time.Duration {
		sleep := min
		sleep += unit * time.Duration(attempt)
		if sleep > cap {
			sleep = cap
		}
		sleep -= time.Duration(r.Float64() * float64(sleep))
		return sleep
	}

	if d := atomic.LoadInt64(&l.responseDelay); d != 0 {
		time.Sleep(time.Duration(d))
	}

	l.mutex.Lock()
	defer l.mutex.Unlock()
	reply = !l.lockNotFound
	return reply, nil
}

func (l *lockServer) ForceUnlock(args *LockArgs) (reply bool, err error) {
	if d := atomic.LoadInt64(&l.responseDelay); d != 0 {
		time.Sleep(time.Duration(d))
	}

	l.mutex.Lock()
	defer l.mutex.Unlock()

		if attempt > 16 {
			// Protect against integer overflow
			attempt = 16
		}
		// sleep = random_between(unit, min(cap, base * 2 ** attempt))
		sleep := unit * time.Duration(1<<attempt)
		if sleep > cap {
			sleep = cap
		}
		sleep -= time.Duration(r.Float64() * float64(sleep-unit))
		return sleep
	}
}

func (c *Client) runHealthCheck() bool {
	// Start goroutine that will attempt to reconnect.

		config.HelpKV{
			Key:         ReplicationWorkersWait,
			Description: `maximum sleep duration between objects to slow down batch replication operation` + defaultHelpPostfix(ReplicationWorkersWait),
			Optional:    true,
			Type:        "duration",
		},
		config.HelpKV{
			Key:         KeyRotationWorkersWait,

			Optional:    true,
			Type:        "on|off",
		},
		config.HelpKV{
			Key:         Sleep,
			Description: `maximum sleep duration between objects to slow down heal operation` + defaultHelpPostfix(Sleep),
			Optional:    true,
			Type:        "duration",
		},
		config.HelpKV{
			Key:         IOCount,

		for {
			licenceUpdaterLoop(ctx, objAPI)

			// license update stopped for some reason.
			// sleep for some time and try again.
			duration := time.Duration(r.Float64() * float64(time.Hour))
			if duration < time.Second {
				// Make sure to sleep at least a second to avoid high CPU ticks.
				duration = time.Second
			}
			time.Sleep(duration)
		}
	}()
}

func licenceUpdaterLoop(ctx context.Context, objAPI ObjectLayer) {

			if debugPrint {
				fmt.Printf("%v Connecting to %v: %v. Retrying.\n", c.Local, toDial, err)
			}
			sleep := defaultDialTimeout + time.Duration(rng.Int63n(int64(defaultDialTimeout)))
			next := dialStarted.Add(sleep / 2)
			sleep = time.Until(next).Round(time.Millisecond)
			if sleep < 0 {
				sleep = 0
			}
			gotState := c.State()
			if gotState == StateShutdown {
				return
			}

					return
				case watchResp, ok := <-watchCh:
					if !ok {
						time.Sleep(1 * time.Second)
						// Upon an error on watch channel
						// re-init the watch channel.
						goto outerLoop
					}
					if err := watchResp.Err(); err != nil {
						iamLogIf(ctx, err)
						// log and retry.
						time.Sleep(1 * time.Second)
						// Upon an error on watch channel
						// re-init the watch channel.