tracedHandler = httpTraceHdrs(f)
		} else {
			tracedHandler = httpTraceAll(f)
		}

		// Skip wrapping with the gzip middleware if specified.
		var gzippedHandler http.HandlerFunc = tracedHandler
		if !handlerFlags.has(noGZS3HFlag) {
			gzippedHandler = gzipHandler(gzippedHandler)
		}

		// Skip wrapping with throttling middleware if specified.
		var throttledHandler http.HandlerFunc = gzippedHandler

	return &LimitWriter{w, skipBytes, limit}
}

type nopCloser struct {
	io.Writer
}

func (nopCloser) Close() error { return nil }

// NopCloser returns a WriteCloser with a no-op Close method wrapping
// the provided Writer w.
func NopCloser(w io.Writer) io.WriteCloser {
	return nopCloser{w}
}

// SkipReader skips a given number of bytes and then returns all
// remaining data.
type SkipReader struct {

		mp, ok := globalIAMSys.store.GetMappedPolicy(mapping.Policy, mapping.IsGroup)
		if ok && mp.UpdatedAt.After(updatedAt) {
			return nil
		}
	}

	// When LDAP is enabled, we verify that the user or group exists in LDAP and
	// use the normalized form of the entityName (which will be an LDAP DN).
	userType := IAMUserType(mapping.UserType)
	isGroup := mapping.IsGroup
	entityName := mapping.UserOrGroup

	// a large number of policy mappings
	r, err := ies.client.Get(cctx, basePrefix, etcd.WithPrefix())
	if err != nil {
		return err
	}

	// Parse all policies mapping to create the proper data model
	for _, kv := range r.Kvs {
		if err = getMappedPolicy(kv, m, basePrefix); err != nil && !errors.Is(err, errNoSuchPolicy) {
			return err
		}
	}
	return nil
}

	_, err = loadPolicyRPC.Call(context.Background(), client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTPolicy: policyName,
	}))
	return err
}

// LoadPolicyMapping - reload a specific policy mapping
func (client *peerRESTClient) LoadPolicyMapping(userOrGroup string, userType IAMUserType, isGroup bool) error {
	_, err := loadPolicyMappingRPC.Call(context.Background(), client.gridConn(), grid.NewMSSWith(map[string]string{

	}

	if err := globalIAMSys.LoadPolicy(context.Background(), objAPI, policyName); err != nil {
		return np, grid.NewRemoteErr(err)
	}

	return
}

// LoadPolicyMappingHandler - reloads a policy mapping on the server.
func (s *peerRESTServer) LoadPolicyMappingHandler(mss *grid.MSS) (np grid.NoPayload, nerr *grid.RemoteErr) {
	objAPI := newObjectLayerFn()
	if objAPI == nil {

		}
	}
}

func tenRunes(r rune) string {
	runes := make([]rune, 10)
	for i := range runes {
		runes[i] = r
	}
	return string(runes)
}

// User-defined self-inverse mapping function
func rot13(r rune) rune {
	const step = 13
	if r >= 'a' && r <= 'z' {
		return ((r - 'a' + step) % 26) + 'a'
	}
	if r >= 'A' && r <= 'Z' {
		return ((r - 'A' + step) % 26) + 'A'
	}

	if ok {
		if !u.Credentials.IsValid() {
			return nil, time.Time{}, nil
		}
	}

	// For internal IDP regular/service account user accounts, the policy
	// mapping is iamUserPolicyMap. For STS accounts, the parent user would be
	// passed here and we lookup the mapping in iamSTSPolicyMap.
	mp, ok := c.iamUserPolicyMap.Load(name)
	if !ok {

	"X-Minio-Replication-Server-Side-Encryption-Iv",
	"X-Minio-Replication-Encrypted-Multipart",
	"X-Minio-Replication-Actual-Object-Size",
	// Add more supported headers here.
}

// mapping of internal headers to allowed replication headers
var validSSEReplicationHeaders = map[string]string{
	"X-Minio-Internal-Server-Side-Encryption-Sealed-Key":     "X-Minio-Replication-Server-Side-Encryption-Sealed-Key",

// where the parent user is the DN of the actual LDAP user. The parent user
// itself cannot login, but the policy associated with them determines the base
// policy for the STS credential. The policy mapping can be updated by the
// administrator.
//
// - from `Subject.CommonName` field from the STS request for
// AssumeRoleWithCertificate. In this case, the policy for the STS credential