Merge pull request #300 from clems4ever/fix-u2f

Fix U2F authentication by upgrading U2F libraries.

client/src/lib/secondfactor/U2FValidator.ts

@@ -1,5 +1,5 @@
 import U2f = require("u2f");
-import U2fApi = require("u2f-api-polyfill");
+import U2fApi from "u2f-api";
 import BluebirdPromise = require("bluebird");
 import { SignMessage } from "../../../../shared/SignMessage";
 import Endpoints = require("../../../../shared/api");
@@ -31,46 +31,20 @@ function finishU2fAuthentication(responseData: U2fApi.SignResponse,
   });
 }
 
-function u2fApiSign(appId: string, challenge: string,
-  registeredKey: U2fApi.RegisteredKey, timeout: number)
-  : BluebirdPromise<U2fApi.SignResponse> {
-
-  return new BluebirdPromise<U2fApi.SignResponse>(function (resolve, reject) {
-    (<any>window).u2f.sign(appId, challenge, [registeredKey],
-      function (signResponse: U2fApi.SignResponse | U2fApi.U2FError) {
-        if ((<U2fApi.U2FError>signResponse).errorCode != 0) {
-          reject(new Error((signResponse as U2fApi.U2FError).errorMessage));
-          return;
-        }
-        resolve(signResponse as U2fApi.SignResponse);
-      }, timeout);
-  });
-}
-
 function startU2fAuthentication($: JQueryStatic, notifier: INotifier)
   : BluebirdPromise<string> {
 
   return GetPromised($, Endpoints.SECOND_FACTOR_U2F_SIGN_REQUEST_GET, {},
     undefined, "json")
-    .then(function (signResponse: SignMessage) {
+    .then(function (signRequest: U2f.Request) {
       notifier.info(UserMessages.PLEASE_TOUCH_TOKEN);
-
+      return U2fApi.sign(signRequest, 60);
-      const registeredKey: U2fApi.RegisteredKey = {
-        keyHandle: signResponse.keyHandle,
-        version: "U2F_V2",
-        appId: signResponse.request.appId,
-        transports: []
-      };
-
-      return u2fApiSign(signResponse.request.appId,
-        signResponse.request.challenge, registeredKey, 60);
     })
     .then(function (signResponse: U2fApi.SignResponse) {
       return finishU2fAuthentication(signResponse, $);
     });
 }
 
-
 export function validate($: JQueryStatic, notifier: INotifier) {
   return startU2fAuthentication($, notifier)
     .catch(function (err: Error) {

client/src/lib/secondfactor/index.ts

@@ -1,5 +1,3 @@
-import jslogger = require("js-logger");
-import U2fApi = require("u2f-api-polyfill");
 import TOTPValidator = require("./TOTPValidator");
 import U2FValidator = require("./U2FValidator");
 import ClientConstants = require("./constants");

client/src/lib/u2f-register/u2f-register.ts

@@ -1,8 +1,7 @@
 
 import BluebirdPromise = require("bluebird");
 import U2f = require("u2f");
-import U2fApi = require("u2f-api-polyfill");
+import * as U2fApi from "u2f-api";
-import jslogger = require("js-logger");
 import { Notifier } from "../Notifier";
 import GetPromised from "../GetPromised";
 import Endpoints = require("../../../../shared/api");
@@ -29,25 +28,11 @@ export default function (window: Window, $: JQueryStatic) {
     });
   }
 
-  function register(appId: string, registerRequest: U2fApi.RegisterRequest,
-    timeout: number): BluebirdPromise<U2fApi.RegisterResponse> {
-    return new BluebirdPromise((resolve, reject) => {
-      (window as any).u2f.register(appId, [registerRequest], [],
-        (res: U2fApi.RegisterResponse | U2fApi.U2FError) => {
-          if ((<U2fApi.U2FError>res).errorCode != 0) {
-            reject(new Error((<U2fApi.U2FError>res).errorMessage));
-            return;
-          }
-          resolve(<U2fApi.RegisterResponse>res);
-        }, timeout);
-    });
-  }
-
   function requestRegistration(): BluebirdPromise<string> {
     return GetPromised($, Endpoints.SECOND_FACTOR_U2F_REGISTER_REQUEST_GET, {},
       undefined, "json")
       .then((registrationRequest: U2f.Request) => {
-        return register(registrationRequest.appId, registrationRequest, 60);
+        return U2fApi.register(registrationRequest, [], 60);
       })
       .then((res) => checkRegistration(res));
   }

client/types/u2f-api-polyfill.d.ts

@@ -1,167 +0,0 @@
-// Base 64 using `-` and `_`, without trailing `=`.
-// See:
-// - https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-javascript-api-v1.2-ps-20170411.html#key-words
-// - https://tools.ietf.org/html/rfc4648#section-5
-type WebSafeBase64<T> = string;
-
-// Blob with fields
-type BinaryEncoded<T> = string;
-
-type URL = String;
-type WebOrigin = URL;
-type TrustedFacetsURL = URL;
-
-// U2F Types
-
-type Challenge = WebSafeBase64<string>;
-type Typ = "navigator.id.getAssertion" | "navigator.id.finishEnrollment"
-
-// TODO: Which fields are optional?
-type ClientData = {
-  typ: Typ,
-  challenge: Challenge,
-  origin: WebOrigin
-  cid_pubkey: "unused"
-}
-
-type RegistrationData = {
-  keyHandle: string;
-  publicKey: string;
-}
-
-type SignatureData = {
-  // TODO
-}
-
-// TODO
-type KeyHandle = string;
-
-
-// Polyfill-specific types for `u2f-api-polyfill.d.ts` that are not defined in
-// `u2f-api-polyfill` itself.
-
-type AppID = TrustedFacetsURL; // A URL
-type EncodedClientData = WebSafeBase64<ClientData>; // TODO
-type EncodedRegistrationData = BinaryEncoded<RegistrationData>;
-type EncodedSignatureData = BinaryEncoded<SignatureData>; // TODO
-type ErrorMessage = string;
-type EncodedKeyHandle = WebSafeBase64<KeyHandle>;
-type PolyfillVersion = "U2F_V2"; // TODO: are other values supported?
-type RequestID = number;
-type Seconds = number;
-
-// Types from `u2f-api-polyfill`.
-
-export const EXTENSION_ID: string;
-
-export enum MessageType {
-  U2F_REGISTER_REQUEST = "u2f_register_request",
-  U2F_REGISTER_RESPONSE = "u2f_register_response",
-  U2F_SIGN_REQUEST = "u2f_sign_request",
-  U2F_SIGN_RESPONSE = "u2f_sign_response",
-  U2F_GET_API_VERSION_REQUEST = "u2f_get_api_version_request",
-  U2F_GET_API_VERSION_RESPONSE = "u2f_get_api_version_response"
-}
-
-export enum ErrorCode {
-  OK = 0,
-  OTHER_ERROR = 1,
-  BAD_REQUEST = 2,
-  CONFIGURATION_UNSUPPORTED = 3,
-  DEVICE_INELIGIBLE = 4,
-  TIMEOUT = 5
-}
-
-type U2FError = {
-  errorCode: ErrorCode,
-  errorMessage?: ErrorMessage
-}
-
-// TODO: What are the values?
-export enum Transport {
-  BLUETOOTH_RADIO,
-  BLUETOOTH_LOW_ENERGY,
-  USB,
-  NFC
-}
-
-type SignResponse = {
-  keyHandle: EncodedKeyHandle,
-  signatureData: EncodedSignatureData,
-  clientData: EncodedClientData
-}
-
-type RegisterRequest = {
-  version: PolyfillVersion,
-  challenge: Challenge
-}
-
-type RegisterResponse = {
-  version: PolyfillVersion,
-  challenge: Challenge,
-  EncodedregistrationData: EncodedRegistrationData,
-  clientData: EncodedClientData
-}
-
-type RegisteredKey = {
-  version: PolyfillVersion,
-  keyHandle: EncodedKeyHandle,
-  transports: Transport[],
-  appId?: AppID
-}
-
-type GetJsApiVersionResponse = {
-  js_api_version: number
-}
-
-// TODO: WrappedChromeRuntimePort_?
-export function getMessagePort(
-  callback: (m: MessagePort) => void
-): void;
-
-// TODO: function formatSignRequest_ is not marked as private?
-// TODO: function formatRegisterRequest_ is not marked as private?
-
-//  Default extension response timeout in seconds.
-export const EXTENSION_TIMEOUT_SEC: Seconds;
-
-// Dispatches an array of sign requests to available U2F tokens. If the JS API
-// version supported by the extension is unknown, it first sends a message to
-// the extension to find out the supported API version and then it sends the
-// sign request.
-export function sign(
-  appId: AppID | undefined,
-  challenge: Challenge | undefined,
-  registeredKeys: RegisteredKey[],
-  callback: (response: (U2FError | SignResponse)) => void,
-  timeout?: Seconds
-): void;
-
-// Dispatches an array of sign requests to available U2F tokens.
-export const sendSignRequest: typeof sign;
-
-// Dispatches register requests to available U2F tokens. An array of sign
-// requests identifies already registered tokens. If the JS API version
-// supported by the extension is unknown, it first sends a message to the
-// extension to find out the supported API version and then it sends the
-// register request.
-export function register(
-  appId: AppID | undefined,
-  registerRequests: RegisterRequest[],
-  registeredKeys: RegisteredKey[],
-  callback: (response: (U2FError | RegisterResponse)) => void,
-  timeout?: Seconds
-): void;
-
-// Dispatches register requests to available U2F tokens. An array of sign
-// requests identifies already registered tokens.
-export const sendRegisterRequest: typeof register;
-
-// Dispatches a message to the extension to find out the supported JS API
-// version. If the user is on a mobile phone and is thus using Google
-// Authenticator instead of the Chrome extension, don't send the request and
-// simply return 0.
-export function getApiVersion(
-  callback: (response: (U2FError | GetJsApiVersionResponse)) => void,
-  timeout?: Seconds
-): void;

package-lock.json

@@ -6276,7 +6276,8 @@
         },
         "fill-range": {
           "version": "2.2.3",
-          "resolved": "",
+          "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-2.2.3.tgz",
+          "integrity": "sha1-ULd9/X5Gm8dJJHCWNpn+eoSFpyM=",
           "dev": true,
           "requires": {
             "is-number": "^2.1.0",
@@ -10851,10 +10852,10 @@
       "resolved": "https://registry.npmjs.org/u2f/-/u2f-0.1.3.tgz",
       "integrity": "sha512-/IaxeBqjo5o3D7plPkxdApbCpgGoI2bmTomS1kq5OjVflaE9UBJ0WfqoXqZryZKfFYBjQC7Tn1hA57WtRgh/Sg=="
     },
-    "u2f-api-polyfill": {
+    "u2f-api": {
-      "version": "0.4.4",
+      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/u2f-api-polyfill/-/u2f-api-polyfill-0.4.4.tgz",
+      "resolved": "https://registry.npmjs.org/u2f-api/-/u2f-api-1.0.7.tgz",
-      "integrity": "sha512-qg3LBBHzN46zNE+ySChra8i9PecrWk83DmEkxxMJ9wAy8wV3FGJi6gtV32L+pCIP+kTaxhIvxQe2k76OMuHe9Q=="
+      "integrity": "sha512-aey5tGk4hfw+EMKveDt0IQbM/5VCcACUBRpKU4iU42J6aD9xnmUH6aXFTVWkgfXsNKotbaNW0Tq4L1FKArI4bQ=="
     },
     "uc.micro": {
       "version": "1.0.5",

package.json

@@ -46,7 +46,7 @@
     "redis": "^2.8.0",
     "speakeasy": "^2.0.0",
     "u2f": "^0.1.2",
-    "u2f-api-polyfill": "^0.4.4",
+    "u2f-api": "^1.0.7",
     "winston": "^2.3.1",
     "yamljs": "^0.3.0"
   },

server/src/lib/routes/secondfactor/u2f/sign_request/get.spec.ts

@@ -4,9 +4,7 @@ import BluebirdPromise = require("bluebird");
 import assert = require("assert");
 import U2FSignRequestGet = require("./get");
 import ExpressMock = require("../../../../stubs/express.spec");
-import { UserDataStoreStub } from "../../../../storage/UserDataStoreStub.spec";
+import { Request } from "u2f";
-import U2FMock = require("../../../../stubs/u2f.spec");
-import U2f = require("u2f");
 import { ServerVariablesMock, ServerVariablesMockBuilder } from "../../../../ServerVariablesMockBuilder.spec";
 import { ServerVariables } from "../../../../ServerVariables";
 
@@ -40,10 +38,6 @@ describe("routes/secondfactor/u2f/sign_request/get", function () {
     mocks = s.mocks;
     vars = s.variables;
 
-    const options = {
-      inMemoryOnly: true
-    };
-
     res = ExpressMock.ResponseMock();
     res.send = sinon.spy();
     res.json = sinon.spy();
@@ -51,24 +45,23 @@ describe("routes/secondfactor/u2f/sign_request/get", function () {
   });
 
   it("should send back the sign request and save it in the session", function () {
-    const expectedRequest: U2f.RegistrationResult = {
+    const expectedRequest: Request = {
-      keyHandle: "keyHandle",
+      version: "U2F_V2",
-      publicKey: "publicKey",
+      appId: 'app',
-      certificate: "Certificate",
+      challenge: 'challenge!'
-      successful: true
     };
     mocks.u2f.requestStub.returns(expectedRequest);
-    mocks.userDataStore.retrieveU2FRegistrationStub.returns(BluebirdPromise.resolve({
+    mocks.userDataStore.retrieveU2FRegistrationStub
+      .returns(BluebirdPromise.resolve({
         registration: {
-        publicKey: "PUBKEY",
           keyHandle: "KeyHandle"
         }
       }));
 
     return U2FSignRequestGet.default(vars)(req as any, res as any)
-      .then(function () {
+      .then(() => {
         assert.deepEqual(expectedRequest, req.session.auth.sign_request);
-        assert.deepEqual(expectedRequest, res.json.getCall(0).args[0].request);
+        assert.deepEqual(expectedRequest, res.json.getCall(0).args[0]);
       });
   });
 });

server/src/lib/routes/secondfactor/u2f/sign_request/get.ts

@@ -1,14 +1,9 @@
 
-import objectPath = require("object-path");
-import U2f = require("u2f");
 import u2f_common = require("../../../secondfactor/u2f/U2FCommon");
 import BluebirdPromise = require("bluebird");
 import express = require("express");
-import { UserDataStore } from "../../../../storage/UserDataStore";
 import { U2FRegistrationDocument } from "../../../../storage/U2FRegistrationDocument";
-import { Winston } from "../../../../../../types/Dependencies";
 import exceptions = require("../../../../Exceptions");
-import { SignMessage } from "../../../../../../../shared/SignMessage";
 import ErrorReplies = require("../../../../ErrorReplies");
 import { AuthenticationSessionHandler } from "../../../../AuthenticationSessionHandler";
 import UserMessages = require("../../../../../../../shared/UserMessages");
@@ -27,7 +22,7 @@ export default function (vars: ServerVariables) {
       .then(function () {
         return vars.userDataStore.retrieveU2FRegistration(authSession.userid, appId);
       })
-      .then(function (doc: U2FRegistrationDocument): BluebirdPromise<SignMessage> {
+      .then(function (doc: U2FRegistrationDocument): BluebirdPromise<void> {
         if (!doc)
           return BluebirdPromise.reject(new exceptions.AccessDeniedError("No U2F registration found"));
 
@@ -36,17 +31,8 @@ export default function (vars: ServerVariables) {
         vars.logger.debug(req, "AppId = %s, keyHandle = %s", appId, JSON.stringify(doc.registration.keyHandle));
 
         const request = vars.u2f.request(appId, doc.registration.keyHandle);
-        const authenticationMessage: SignMessage = {
+        res.json(request);
-          request: request,
+        authSession.sign_request = request;
-          keyHandle: doc.registration.keyHandle
-        };
-        return BluebirdPromise.resolve(authenticationMessage);
-      })
-      .then(function (authenticationMessage: SignMessage) {
-        vars.logger.info(req, "Store authentication request and reply");
-        vars.logger.debug(req, "AuthenticationRequest = %s", authenticationMessage);
-        authSession.sign_request = authenticationMessage.request;
-        res.json(authenticationMessage);
         return BluebirdPromise.resolve();
       })
       .catch(ErrorReplies.replyWithError200(req, res, vars.logger,