internalLogIf(GlobalContext, errors.New("Detected older 'fifo' quota config, 'fifo' feature is removed and not supported anymore. Please clear your quota configs using 'mc admin bucket quota alias/bucket --clear' and use 'mc ilm add' for expiration of objects"), logger.WarningKind)
			return quotaCfg, fmt.Errorf("invalid quota type 'fifo'")
		}
		return quotaCfg, fmt.Errorf("Invalid quota config %#v", quotaCfg)
	}
	return
}

)

const (
	bucketQuotaConfigFile = "quota.json"
	bucketTargetsFile     = "bucket-targets.json"
)

// PutBucketQuotaConfigHandler - PUT Bucket quota configuration.
// ----------
// Places a quota configuration on the specified bucket. The quota
// specified in the quota configuration will be applied by default
// to enforce total quota for the specified bucket.

		m.Set(usageBucketVersionsCount, float64(usage.VersionsCount), "bucket", bucket)
		m.Set(usageBucketDeleteMarkersCount, float64(usage.DeleteMarkersCount), "bucket", bucket)

		if quota != nil && quota.Quota > 0 {
			m.Set(usageBucketQuotaTotalBytes, float64(quota.Quota), "bucket", bucket)
		}

		for k, v := range usage.ObjectSizesHistogram {
			m.Set(usageBucketObjectSizeDistribution, float64(v), "range", k, "bucket", bucket)
		}

		ci := capacityInfo{
			Used: int64(binfo.Size),
		}

		var quotaSize int64
		if q != nil && q.Type == madmin.HardQuota {
			if q.Size > 0 {
				quotaSize = int64(q.Size)
			} else if q.Quota > 0 {
				quotaSize = int64(q.Quota)
			}
		}

		if quotaSize == 0 {
			info := objAPI.StorageInfo(ctx, true)
			info.Backend = objAPI.BackendInfo()

			ci.Capacity = int64(GetTotalUsableCapacity(info.Disks, info))

}

// BucketQuotaConfigNotFound - no bucket quota config found.
type BucketQuotaConfigNotFound GenericError

func (e BucketQuotaConfigNotFound) Error() string {
	return "No quota config found for bucket : " + e.Bucket
}

// BucketQuotaExceeded - bucket quota exceeded.
type BucketQuotaExceeded GenericError

func (e BucketQuotaExceeded) Error() string {
	return "Bucket quota exceeded for bucket: " + e.Bucket
}

	GetDiskFreeSpace = kernel32.NewProc("GetDiskFreeSpaceW")
)

// GetInfo returns total and free bytes available in a directory, e.g. `C:\`.
// It returns free space available to the user (including quota limitations)
//
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa364937(v=vs.85).aspx
func GetInfo(path string, _ bool) (info Info, err error) {
	// Stat to know if the path exists.

			}
		}
	case madmin.SRBucketMetaTypeQuotaConfig:
		if item.Quota == nil {
			err = globalSiteReplicationSys.PeerBucketQuotaConfigHandler(ctx, item.Bucket, nil, item.UpdatedAt)
		} else {
			quotaConfig, err := parseBucketQuota(item.Bucket, item.Quota)
			if err != nil {
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
				return
			}

		}
		return r, err
	}
	return config.ToRetention(), nil
}

// enforceRetentionForDeletion checks if it is appropriate to remove an
// object according to locking configuration when this is lifecycle/ bucket quota asking.
func enforceRetentionForDeletion(ctx context.Context, objInfo ObjectInfo) (locked bool) {
	if objInfo.DeleteMarker {
		return false
	}

	lhold := objectlock.GetObjectLegalHoldMeta(objInfo.UserDefined)

				Value:          float64(usage.DeleteMarkersCount),
				VariableLabels: map[string]string{"bucket": bucket},
			})

			if quota != nil && quota.Quota > 0 {
				metrics = append(metrics, MetricV2{
					Description:    getBucketUsageQuotaTotalBytesMD(),
					Value:          float64(quota.Quota),
					VariableLabels: map[string]string{"bucket": bucket},
				})
			}
			if !globalSiteReplicationSys.isEnabled() {

		// -- END IAM APIs --

		// GetBucketQuotaConfig
		adminRouter.Methods(http.MethodGet).Path(adminVersion+"/get-bucket-quota").HandlerFunc(
			adminMiddleware(adminAPI.GetBucketQuotaConfigHandler)).Queries("bucket", "{bucket:.*}")
		// PutBucketQuotaConfig
		adminRouter.Methods(http.MethodPut).Path(adminVersion+"/set-bucket-quota").HandlerFunc(
			adminMiddleware(adminAPI.PutBucketQuotaConfigHandler)).Queries("bucket", "{bucket:.*}")