268 lines
12 KiB
TypeScript
268 lines
12 KiB
TypeScript
/*
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Copyright 2023 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import jsQR from "jsqr";
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import type { JSHandle, Locator, Page } from "@playwright/test";
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import type { VerificationRequest } from "matrix-js-sdk/src/crypto-api";
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import { test, expect } from "../../element-web-test";
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import {
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awaitVerifier,
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checkDeviceIsConnectedKeyBackup,
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checkDeviceIsCrossSigned,
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doTwoWaySasVerification,
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logIntoElement,
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waitForVerificationRequest,
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} from "./utils";
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import { Bot } from "../../pages/bot";
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test.describe("Device verification", () => {
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let aliceBotClient: Bot;
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/** The backup version that was set up by the bot client. */
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let expectedBackupVersion: string;
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test.beforeEach(async ({ page, homeserver, credentials }) => {
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// Visit the login page of the app, to load the matrix sdk
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await page.goto("/#/login");
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// wait for the page to load
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await page.waitForSelector(".mx_AuthPage", { timeout: 30000 });
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// Create a new device for alice
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aliceBotClient = new Bot(page, homeserver, {
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bootstrapCrossSigning: true,
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bootstrapSecretStorage: true,
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});
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aliceBotClient.setCredentials(credentials);
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// Backup is prepared in the background. Poll until it is ready.
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const botClientHandle = await aliceBotClient.prepareClient();
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await expect
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.poll(async () => {
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expectedBackupVersion = await botClientHandle.evaluate((cli) =>
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cli.getCrypto()!.getActiveSessionBackupVersion(),
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);
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return expectedBackupVersion;
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})
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.not.toBe(null);
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});
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// Click the "Verify with another device" button, and have the bot client auto-accept it.
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async function initiateAliceVerificationRequest(page: Page): Promise<JSHandle<VerificationRequest>> {
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// alice bot waits for verification request
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const promiseVerificationRequest = waitForVerificationRequest(aliceBotClient);
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// Click on "Verify with another device"
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await page.locator(".mx_AuthPage").getByRole("button", { name: "Verify with another device" }).click();
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// alice bot responds yes to verification request from alice
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return promiseVerificationRequest;
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}
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test("Verify device with SAS during login", async ({ page, app, credentials, homeserver }) => {
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await logIntoElement(page, homeserver, credentials);
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// Launch the verification request between alice and the bot
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const verificationRequest = await initiateAliceVerificationRequest(page);
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// Handle emoji SAS verification
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const infoDialog = page.locator(".mx_InfoDialog");
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// the bot chooses to do an emoji verification
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const verifier = await verificationRequest.evaluateHandle((request) => request.startVerification("m.sas.v1"));
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// Handle emoji request and check that emojis are matching
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await doTwoWaySasVerification(page, verifier);
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await infoDialog.getByRole("button", { name: "They match" }).click();
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await infoDialog.getByRole("button", { name: "Got it" }).click();
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// Check that our device is now cross-signed
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await checkDeviceIsCrossSigned(app);
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// Check that the current device is connected to key backup
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// For now we don't check that the backup key is in cache because it's a bit flaky,
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// as we need to wait for the secret gossiping to happen and the settings dialog doesn't refresh automatically.
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await checkDeviceIsConnectedKeyBackup(page, expectedBackupVersion, false);
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});
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test("Verify device with QR code during login", async ({ page, app, credentials, homeserver }) => {
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// A mode 0x02 verification: "self-verifying in which the current device does not yet trust the master key"
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await logIntoElement(page, homeserver, credentials);
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// Launch the verification request between alice and the bot
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const verificationRequest = await initiateAliceVerificationRequest(page);
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const infoDialog = page.locator(".mx_InfoDialog");
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// feed the QR code into the verification request.
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const qrData = await readQrCode(infoDialog);
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const verifier = await verificationRequest.evaluateHandle(
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(request, qrData) => request.scanQRCode(new Uint8Array(qrData)),
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[...qrData],
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);
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// Confirm that the bot user scanned successfully
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await expect(infoDialog.getByText("Almost there! Is your other device showing the same shield?")).toBeVisible();
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await infoDialog.getByRole("button", { name: "Yes" }).click();
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await infoDialog.getByRole("button", { name: "Got it" }).click();
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// wait for the bot to see we have finished
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await verifier.evaluate((verifier) => verifier.verify());
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// the bot uploads the signatures asynchronously, so wait for that to happen
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await page.waitForTimeout(1000);
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// our device should trust the bot device
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await app.client.evaluate(async (cli, aliceBotCredentials) => {
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const deviceStatus = await cli
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.getCrypto()!
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.getDeviceVerificationStatus(aliceBotCredentials.userId, aliceBotCredentials.deviceId);
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if (!deviceStatus.isVerified()) {
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throw new Error("Bot device was not verified after QR code verification");
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}
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}, aliceBotClient.credentials);
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// Check that our device is now cross-signed
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await checkDeviceIsCrossSigned(app);
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// Check that the current device is connected to key backup
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// For now we don't check that the backup key is in cache because it's a bit flaky,
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// as we need to wait for the secret gossiping to happen and the settings dialog doesn't refresh automatically.
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await checkDeviceIsConnectedKeyBackup(page, expectedBackupVersion, false);
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});
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test("Verify device with Security Phrase during login", async ({ page, app, credentials, homeserver }) => {
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await logIntoElement(page, homeserver, credentials);
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// Select the security phrase
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await page.locator(".mx_AuthPage").getByRole("button", { name: "Verify with Security Key or Phrase" }).click();
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// Fill the passphrase
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const dialog = page.locator(".mx_Dialog");
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await dialog.locator("input").fill("new passphrase");
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await dialog.locator(".mx_Dialog_primary:not([disabled])", { hasText: "Continue" }).click();
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await page.locator(".mx_AuthPage").getByRole("button", { name: "Done" }).click();
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// Check that our device is now cross-signed
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await checkDeviceIsCrossSigned(app);
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// Check that the current device is connected to key backup
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// The backup decryption key should be in cache also, as we got it directly from the 4S
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await checkDeviceIsConnectedKeyBackup(page, expectedBackupVersion, true);
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});
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test("Verify device with Security Key during login", async ({ page, app, credentials, homeserver }) => {
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await logIntoElement(page, homeserver, credentials);
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// Select the security phrase
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await page.locator(".mx_AuthPage").getByRole("button", { name: "Verify with Security Key or Phrase" }).click();
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// Fill the security key
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const dialog = page.locator(".mx_Dialog");
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await dialog.getByRole("button", { name: "use your Security Key" }).click();
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const aliceRecoveryKey = await aliceBotClient.getRecoveryKey();
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await dialog.locator("#mx_securityKey").fill(aliceRecoveryKey.encodedPrivateKey);
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await dialog.locator(".mx_Dialog_primary:not([disabled])", { hasText: "Continue" }).click();
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await page.locator(".mx_AuthPage").getByRole("button", { name: "Done" }).click();
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// Check that our device is now cross-signed
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await checkDeviceIsCrossSigned(app);
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// Check that the current device is connected to key backup
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// The backup decryption key should be in cache also, as we got it directly from the 4S
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await checkDeviceIsConnectedKeyBackup(page, expectedBackupVersion, true);
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});
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test("Handle incoming verification request with SAS", async ({ page, credentials, homeserver, toasts }) => {
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await logIntoElement(page, homeserver, credentials);
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/* Dismiss "Verify this device" */
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const authPage = page.locator(".mx_AuthPage");
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await authPage.getByRole("button", { name: "Skip verification for now" }).click();
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await authPage.getByRole("button", { name: "I'll verify later" }).click();
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await page.waitForSelector(".mx_MatrixChat");
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const elementDeviceId = await page.evaluate(() => window.mxMatrixClientPeg.get().getDeviceId());
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/* Now initiate a verification request from the *bot* device. */
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const botVerificationRequest = await aliceBotClient.evaluateHandle(
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async (client, { userId, deviceId }) => {
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return client.getCrypto()!.requestDeviceVerification(userId, deviceId);
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},
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{ userId: credentials.userId, deviceId: elementDeviceId },
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);
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/* Check the toast for the incoming request */
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const toast = await toasts.getToast("Verification requested");
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// it should contain the device ID of the requesting device
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await expect(toast.getByText(`${aliceBotClient.credentials.deviceId} from `)).toBeVisible();
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// Accept
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await toast.getByRole("button", { name: "Verify Session" }).click();
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/* Click 'Start' to start SAS verification */
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await page.getByRole("button", { name: "Start" }).click();
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/* on the bot side, wait for the verifier to exist ... */
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const verifier = await awaitVerifier(botVerificationRequest);
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// ... confirm ...
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botVerificationRequest.evaluate((verificationRequest) => verificationRequest.verifier.verify());
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// ... and then check the emoji match
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await doTwoWaySasVerification(page, verifier);
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/* And we're all done! */
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const infoDialog = page.locator(".mx_InfoDialog");
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await infoDialog.getByRole("button", { name: "They match" }).click();
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await expect(
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infoDialog.getByText(`You've successfully verified (${aliceBotClient.credentials.deviceId})!`),
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).toBeVisible();
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await infoDialog.getByRole("button", { name: "Got it" }).click();
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});
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});
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/** Extract the qrcode out of an on-screen html element */
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async function readQrCode(base: Locator) {
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const qrCode = base.locator('[alt="QR Code"]');
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const imageData = await qrCode.evaluate<
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{
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colorSpace: PredefinedColorSpace;
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width: number;
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height: number;
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buffer: number[];
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},
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HTMLImageElement
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>(async (img) => {
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// draw the image on a canvas
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const myCanvas = new OffscreenCanvas(img.width, img.height);
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const ctx = myCanvas.getContext("2d");
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ctx.drawImage(img, 0, 0);
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// read the image data
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const imageData = ctx.getImageData(0, 0, myCanvas.width, myCanvas.height);
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return {
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colorSpace: imageData.colorSpace,
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width: imageData.width,
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height: imageData.height,
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buffer: [...new Uint8ClampedArray(imageData.data.buffer)],
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};
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});
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// now we can decode the QR code.
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const result = jsQR(new Uint8ClampedArray(imageData.buffer), imageData.width, imageData.height);
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return new Uint8Array(result.binaryData);
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}
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