// APIPA/"link-local" IP.
	//
	// It doesn't matter what this IP is, so long as it's not routable and doesn't collide with anything else.
	//
	// IPv6 link local ranges are designed to be collision-resistant by default, and so probably never need to be overridden
	DefaultHostProbeSNATIP   = "169.254.7.127"
	DefaultHostProbeSNATIPV6 = "fd16:9254:7127:1337:ffff:ffff:ffff:ffff"
)

type AmbientArgs struct {

		kmsRouter.Methods(http.MethodGet).Path(version + "/key/status").HandlerFunc(gz(httpTraceAll(kmsAPI.KMSKeyStatusHandler)))

		// KMS Policy APIs
		kmsRouter.Methods(http.MethodPost).Path(version+"/policy/assign").HandlerFunc(gz(httpTraceAll(kmsAPI.KMSAssignPolicyHandler))).Queries("policy", "{policy:.*}")

		writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
		return
	}
	writeSuccessResponseJSON(w, p)
}

// KMSAssignPolicyHandler - POST /minio/kms/v1/policy/assign?policy=<policy>
func (a kmsAPIHandlers) KMSAssignPolicyHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "KMSAssignPolicy")
	defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))

		index := index
		g.Go(func() error {
			if disks[index] == nil {
				return errDiskNotFound
			}

			// Pick one FileInfo for a disk at index.
			fi := metadata[index]
			// Assign index when index is initialized
			if fi.Erasure.Index == 0 {
				fi.Erasure.Index = index + 1
			}

			if !fi.IsValid() {
				return errFileCorrupt
			}

}

// GetMultipartInfo returns multipart metadata uploaded during newMultipartUpload, used
// by callers to verify object states
// - encrypted
// - compressed
// Does not contain currently uploaded parts by design.
func (er erasureObjects) GetMultipartInfo(ctx context.Context, bucket, object, uploadID string, opts ObjectOptions) (MultipartInfo, error) {
	if !opts.NoAuditLog {
		auditObjectErasureSet(ctx, object, &er)
	}

type setsDsyncLockers [][]dsync.NetLocker

// erasureSets implements ObjectLayer combining a static list of erasure coded
// object sets. NOTE: There is no dynamic scaling allowed or intended in
// current design.
type erasureSets struct {
	sets []*erasureObjects

	// Reference format.
	format *formatErasureV3

	// erasureDisks mutex to lock erasureDisks.
	erasureDisksMu sync.RWMutex

	// policy.UpdateServiceAccountAdminAction permission can update any service
	// account.
	//
	// 2. We would like to let a user update their own access keys, however it
	// is currently blocked pending a re-design. Users are still able to delete
	// and re-create them.
	if !globalIAMSys.IsAllowed(policy.Args{
		AccountName:     cred.AccessKey,
		Groups:          cred.Groups,

	testCases := []struct {
		inputQueryKeyVals []string
		expectedErrCode   APIErrorCode
	}{
		// Test case - 1.
		// contains all query param keys which are necessary for v4 presign request.
		{
			inputQueryKeyVals: []string{
				"X-Amz-Algorithm", "",
				"X-Amz-Credential", "",
				"X-Amz-Signature", "",
				"X-Amz-Date", "",
				"X-Amz-SignedHeaders", "",
				"X-Amz-Expires", "",

	cmd := exec.Command(
		"codesign",
		"-f",
		"-s", devID,
		"--entitlements", entitlementsPath,
		appdir,
	)
	if debug {
		log.Println(strings.Join(cmd.Args, " "))
	}
	cmd.Stdout = os.Stdout
	cmd.Stderr = os.Stderr
	if err := cmd.Run(); err != nil {
		return fmt.Errorf("codesign: %v", err)
	}
	return nil
}

// unique id to rules with empty ID.
func ParseLifecycleConfigWithID(r io.Reader) (*Lifecycle, error) {
	var lc Lifecycle
	if err := xml.NewDecoder(r).Decode(&lc); err != nil {
		return nil, err
	}
	// assign a unique id for rules with empty ID
	for i := range lc.Rules {
		if lc.Rules[i].ID == "" {
			lc.Rules[i].ID = uuid.New().String()
		}
	}
	return &lc, nil
}