const (
	siteResyncPrefix = bucketMetaPrefix + "/site-replication/resync"
)

type resyncState struct {
	resyncID  string
	LastSaved time.Time
}

//msgp:ignore siteResyncMetrics
type siteResyncMetrics struct {
	sync.RWMutex
	// resyncStatus maps resync ID to resync status for peer
	resyncStatus map[string]SiteResyncStatus
	// map peer deployment ID to resync ID
	peerResyncMap map[string]resyncState
}

	arn          string
	resyncID     string
	resyncBefore time.Time
}

// ResyncStatusType status of resync operation
type ResyncStatusType int

const (
	// NoResync - no resync in progress
	NoResync ResyncStatusType = iota
	// ResyncPending - resync pending
	ResyncPending
	// ResyncCanceled - resync canceled
	ResyncCanceled
	// ResyncStarted -  resync in progress
	ResyncStarted

		Error:     errStr,
		Bytes:     sz,
	}
}

// delete resync metadata from replication resync state in memory
func (p *ReplicationPool) deleteResyncMetadata(ctx context.Context, bucket string) {
	if p == nil {
		return
	}
	p.resyncer.Lock()
	delete(p.resyncer.statusMap, bucket)
	defer p.resyncer.Unlock()

	globalSiteResyncMetrics.deleteBucket(bucket)
}

		case "lst":
			z.LastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "LastUpdate")
				return
			}
		case "id":
			z.ResyncID, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "ResyncID")
				return
			}
		case "rdt":
			z.ResyncBeforeDate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "ResyncBeforeDate")
				return

		writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if err := globalReplicationPool.resyncer.start(ctx, objectAPI, resyncOpts{
		bucket:       bucket,
		arn:          arn,
		resyncID:     resetID,
		resyncBefore: resetBeforeDate,
	}); err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{

		OpType:   "start",
		ResyncID: rs.ResyncID,
		Buckets:  res.Buckets,
	}
	if len(res.Buckets) > 0 {
		res.ErrDetail = "partial failure in starting site resync"
	}
	if len(buckets) != 0 && len(res.Buckets) == len(buckets) {
		return res, fmt.Errorf("all buckets resync failed")
	}
	return res, nil
}

// cancelResync stops an ongoing site level resync for the peer specified.

	// than 0.
	SyncPeriod metav1.Duration
	// minSyncPeriod is the minimum period between iptables rule resyncs (e.g. '5s',
	// '1m', '2h22m'). A value of 0 means every Service or EndpointSlice change will
	// result in an immediate iptables resync.
	MinSyncPeriod metav1.Duration
}

// KubeProxyIPVSConfiguration contains ipvs-related configuration
// details for the Kubernetes proxy server.

			logger.V(4).Info("no resource updates from discovery, skipping resource quota sync")
			return
		}

		// Ensure workers are paused to avoid processing events before informers
		// have resynced.
		rq.workerLock.Lock()
		defer rq.workerLock.Unlock()

		// Something has changed, so track the new state and perform a sync.
		if loggerV := logger.V(2); loggerV.Enabled() {

	}

	<-ctx.Done()
}

// Sync periodically resyncs the garbage collector when new resources are
// observed from discovery. When new resources are detected, Sync will stop all
// GC workers, reset gc.restMapper, and resync the monitors.
//
// Note that discoveryClient should NOT be shared with gc.restMapper, otherwise

	apiVersionsGetter := custom_metrics.NewAvailableAPIsGetter(hpaClient.Discovery())
	// invalidate the discovery information roughly once per resync interval our API
	// information is *at most* two resync intervals old.
	go custom_metrics.PeriodicallyInvalidate(
		apiVersionsGetter,
		controllerContext.ComponentConfig.HPAController.HorizontalPodAutoscalerSyncPeriod.Duration,
		ctx.Done())