const (
	prometheusJWT    prometheusAuthType = "jwt"
	prometheusPublic prometheusAuthType = "public"
)

// registerMetricsRouter - add handler functions for metrics.
func registerMetricsRouter(router *mux.Router) {
	// metrics router
	metricsRouter := router.NewRoute().PathPrefix(minioReservedBucketPath).Subrouter()
	authType := prometheusAuthType(strings.ToLower(env.Get(EnvPrometheusAuthType, string(prometheusJWT))))

	auth := AuthMiddleware

	healthCheckPathPrefix      = minioReservedBucketPath + healthCheckPath
)

// registerHealthCheckRouter - add handler functions for liveness and readiness routes.
func registerHealthCheckRouter(router *mux.Router) {
	// Healthcheck router
	healthRouter := router.PathPrefix(healthCheckPathPrefix).Subrouter()

	// Cluster check handler to verify cluster is active

		return time.Since(cache.lastUpdate) > 5*time.Minute
	}
	return true
}

// baseDirFromPrefix will return the base directory given an object path.
// For example an object with name prefix/folder/object.ext will return `prefix/folder/`.
func baseDirFromPrefix(prefix string) string {
	b := path.Dir(prefix)
	if b == "." || b == "./" || b == "/" {
		b = ""
	}
	if !strings.Contains(prefix, slashSeparator) {
		b = ""
	}

					Filter:                  Filter{Prefix: "xy", And: And{}, Tag: Tag{Key: "k1", Value: "v1"}},
				},
				{
					Status:                  Enabled,
					Priority:                1,
					DeleteMarkerReplication: DeleteMarkerReplication{Status: Enabled},
					DeleteReplication:       DeleteReplication{Status: Disabled},
					Filter:                  Filter{Prefix: "xyz"},
				},
			},
		},

	return "more than one prefix in filter rule"
}

// ErrFilterNameSuffix - more than one suffix usage error.
type ErrFilterNameSuffix struct{}

func (err ErrFilterNameSuffix) Error() string {
	return "more than one suffix in filter rule"
}

// ErrInvalidFilterValue - invalid filter value error.
type ErrInvalidFilterValue struct {
	FilterValue string
}

MINIO_IDENTITY_LDAP_USER_DN_SEARCH_BASE_DN*  (list)      ";" separated list of user search base DNs e.g. "dc=myldapserver,dc=com"
MINIO_IDENTITY_LDAP_USER_DN_SEARCH_FILTER*   (string)    Search filter to lookup user DN
MINIO_IDENTITY_LDAP_GROUP_SEARCH_FILTER      (string)    search filter for groups e.g. "(&(objectclass=groupOfNames)(memberUid=%s))"

	hasTags := len(r.Flags.Filter.Tags) != 0
	isMetadata := len(r.Flags.Filter.Metadata) != 0
	isStorageClassOnly := len(r.Flags.Filter.Metadata) == 1 && strings.EqualFold(r.Flags.Filter.Metadata[0].Key, xhttp.AmzStorageClass)

	skip := func(oi ObjectInfo) (ok bool) {
		if r.Flags.Filter.OlderThan > 0 && time.Since(oi.ModTime) < r.Flags.Filter.OlderThan {

}

// BatchJobReplicateFlags various configurations for replication job definition currently includes
// - filter
// - notify
// - retry
type BatchJobReplicateFlags struct {
	Filter BatchReplicateFilter `yaml:"filter" json:"filter"`
	Notify BatchJobNotification `yaml:"notify" json:"notify"`
	Retry  BatchJobRetry        `yaml:"retry" json:"retry"`
}

		// Sanity check, should not happen.
		o.FilterPrefix = ""
	}
}

// filter will apply the options and return the number of objects requested by the limit.
// Will return io.EOF if there are no more entries with the same filter.
// The last entry can be used as a marker to resume the listing.
func (r *metacacheReader) filter(o listPathOptions) (entries metaCacheEntriesSorted, err error) {
	// Forward to prefix, if any

	Recursive bool

	// ReportNotFound will return errFileNotFound if all disks reports the BaseDir cannot be found.
	ReportNotFound bool

	// FilterPrefix will only return results with given prefix within folder.
	// Should never contain a slash.
	FilterPrefix string

	// ForwardTo will forward to the given object path.
	ForwardTo string

	// Limit the number of returned objects if > 0.
	Limit int