}
	}

	var err error
	testObjects := []struct {
		parentBucket string
		name         string
		content      string
		meta         map[string]string
	}{
		{testBuckets[0], "Asia-maps.png", "asis-maps", map[string]string{"content-type": "image/png"}},
		{testBuckets[0], "Asia/India/India-summer-photos-1", "contentstring", nil},

func extractMetadataFromReq(ctx context.Context, r *http.Request) (metadata map[string]string, err error) {
	return extractMetadata(ctx, textproto.MIMEHeader(r.Form), textproto.MIMEHeader(r.Header))
}

func extractMetadata(ctx context.Context, mimesHeader ...textproto.MIMEHeader) (metadata map[string]string, err error) {
	metadata = make(map[string]string)

	for _, hdr := range mimesHeader {
		// Extract all query values.

	// List of unique LDAP (parent) user DNs that have active creds
	var parentUsers []string
	// Map of LDAP user to list of active credential objects
	parentUserToCredsMap := make(map[string][]auth.Credentials)
	// DN to ldap username mapping for each LDAP user
	parentUserToLDAPUsernameMap := make(map[string]string)
	for _, cred := range allCreds {
		// Expired credentials don't need parent user updates.

func GetInternalReplicationState(m map[string][]byte) ReplicationState {
	m1 := make(map[string]string, len(m))
	for k, v := range m {
		m1[k] = string(v)
	}
	return getInternalReplicationState(m1)
}

// getInternalReplicationState fetches internal replication state from the map m
func getInternalReplicationState(m map[string]string) ReplicationState {

var isMultipartTests = []struct {
	Metadata  map[string]string
	Multipart bool
}{
	{Multipart: true, Metadata: map[string]string{MetaMultipart: ""}},                          // 0
	{Multipart: true, Metadata: map[string]string{"X-Minio-Internal-Encrypted-Multipart": ""}}, // 1
	{Multipart: true, Metadata: map[string]string{MetaMultipart: "some-value"}},                // 2

type MetricV2 struct {
	Description          MetricDescription `json:"Description"`
	StaticLabels         map[string]string `json:"StaticLabels"`
	Value                float64           `json:"Value"`
	VariableLabels       map[string]string `json:"VariableLabels"`
	HistogramBucketLabel string            `json:"HistogramBucketLabel"`
	Histogram            map[string]uint64 `json:"Histogram"`
}

func NewMSS() *MSS {
	m := MSS(mssPool.Get().(map[string]string))
	for k := range m {
		delete(m, k)
	}
	return &m
}

// NewMSSWith returns a new MSS with the given map.
func NewMSSWith(m map[string]string) *MSS {
	m2 := MSS(m)
	return &m2
}

var mssPool = sync.Pool{
	New: func() interface{} {
		return make(map[string]string, 5)
	},
}

// Recycle the underlying map.

	sys := &BucketTargetSys{
		arnRemotesMap: make(map[string]arnTarget),
		targetsMap:    make(map[string][]madmin.BucketTarget),
		arnErrsMap:    make(map[string]arnErrs),
		hc:            make(map[string]epHealth),
		hcClient:      newHCClient(),
	}
	// reload healthCheck endpoints map periodically to remove stale endpoints from the map.
	go func() {
		rTimer := time.NewTimer(defaultHealthCheckReloadDuration)

	res := auditTargets
	return res
}

// CurrentStats returns the current statistics.
func CurrentStats() map[string]types.TargetStats {
	sys := SystemTargets()
	audit := AuditTargets()
	res := make(map[string]types.TargetStats, len(sys)+len(audit))
	cnt := make(map[string]int, len(sys)+len(audit))

	// Add system and audit.
	for _, t := range sys {
		key := strings.ToLower(t.Type().String())

)

type xl struct {
	This string     `json:"this"`
	Sets [][]string `json:"sets"`
}

type format struct {
	ID string `json:"id"`
	XL xl     `json:"xl"`
}

func getMountMap() (map[string]string, error) {
	result := make(map[string]string)

	mountInfo, err := os.Open("/proc/self/mountinfo")
	if err != nil {
		return nil, err
	}
	defer mountInfo.Close()

	scanner := bufio.NewScanner(mountInfo)