910 lines
28 KiB
TypeScript
910 lines
28 KiB
TypeScript
// Copyright 2020-2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import PQueue from 'p-queue';
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import { omit } from 'lodash';
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import EventTarget from './EventTarget';
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import type { WebAPIType } from './WebAPI';
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import { HTTPError } from './Errors';
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import type { KeyPairType, PniKeyMaterialType } from './Types.d';
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import ProvisioningCipher from './ProvisioningCipher';
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import type { IncomingWebSocketRequest } from './WebsocketResources';
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import createTaskWithTimeout from './TaskWithTimeout';
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import * as Bytes from '../Bytes';
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import { RemoveAllConfiguration } from '../types/RemoveAllConfiguration';
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import * as Errors from '../types/errors';
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import { senderCertificateService } from '../services/senderCertificate';
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import {
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deriveAccessKey,
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generateRegistrationId,
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getRandomBytes,
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decryptDeviceName,
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encryptDeviceName,
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} from '../Crypto';
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import {
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generateKeyPair,
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generateSignedPreKey,
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generatePreKey,
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} from '../Curve';
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import { UUID, UUIDKind } from '../types/UUID';
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import { isMoreRecentThan, isOlderThan } from '../util/timestamp';
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import { ourProfileKeyService } from '../services/ourProfileKey';
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import { assertDev, strictAssert } from '../util/assert';
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import { getRegionCodeForNumber } from '../util/libphonenumberUtil';
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import { getProvisioningUrl } from '../util/getProvisioningUrl';
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import { isNotNil } from '../util/isNotNil';
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import { SignalService as Proto } from '../protobuf';
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import * as log from '../logging/log';
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const DAY = 24 * 60 * 60 * 1000;
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const MINIMUM_SIGNED_PREKEYS = 5;
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const ARCHIVE_AGE = 30 * DAY;
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const PREKEY_ROTATION_AGE = DAY * 1.5;
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const PROFILE_KEY_LENGTH = 32;
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const SIGNED_KEY_GEN_BATCH_SIZE = 100;
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export type GeneratedKeysType = {
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preKeys: Array<{
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keyId: number;
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publicKey: Uint8Array;
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}>;
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signedPreKey: {
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keyId: number;
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publicKey: Uint8Array;
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signature: Uint8Array;
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keyPair: KeyPairType;
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};
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identityKey: Uint8Array;
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};
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type CreateAccountOptionsType = Readonly<{
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number: string;
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verificationCode: string;
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aciKeyPair: KeyPairType;
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pniKeyPair?: KeyPairType;
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profileKey?: Uint8Array;
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deviceName?: string;
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userAgent?: string;
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readReceipts?: boolean;
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accessKey?: Uint8Array;
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}>;
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export default class AccountManager extends EventTarget {
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pending: Promise<void>;
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pendingQueue?: PQueue;
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constructor(private readonly server: WebAPIType) {
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super();
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this.pending = Promise.resolve();
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}
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async requestVoiceVerification(number: string, token: string): Promise<void> {
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return this.server.requestVerificationVoice(number, token);
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}
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async requestSMSVerification(number: string, token: string): Promise<void> {
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return this.server.requestVerificationSMS(number, token);
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}
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encryptDeviceName(name: string, identityKey: KeyPairType): string | null {
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if (!name) {
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return null;
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}
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const encrypted = encryptDeviceName(name, identityKey.pubKey);
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const proto = new Proto.DeviceName();
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proto.ephemeralPublic = encrypted.ephemeralPublic;
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proto.syntheticIv = encrypted.syntheticIv;
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proto.ciphertext = encrypted.ciphertext;
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const bytes = Proto.DeviceName.encode(proto).finish();
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return Bytes.toBase64(bytes);
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}
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async decryptDeviceName(base64: string): Promise<string> {
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const ourUuid = window.textsecure.storage.user.getCheckedUuid();
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const identityKey =
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window.textsecure.storage.protocol.getIdentityKeyPair(ourUuid);
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if (!identityKey) {
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throw new Error('decryptDeviceName: No identity key pair!');
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}
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const bytes = Bytes.fromBase64(base64);
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const proto = Proto.DeviceName.decode(bytes);
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assertDev(
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proto.ephemeralPublic && proto.syntheticIv && proto.ciphertext,
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'Missing required fields in DeviceName'
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);
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const name = decryptDeviceName(proto, identityKey.privKey);
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return name;
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}
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async maybeUpdateDeviceName(): Promise<void> {
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const isNameEncrypted =
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window.textsecure.storage.user.getDeviceNameEncrypted();
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if (isNameEncrypted) {
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return;
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}
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const { storage } = window.textsecure;
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const deviceName = storage.user.getDeviceName();
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const identityKeyPair = storage.protocol.getIdentityKeyPair(
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storage.user.getCheckedUuid()
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);
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strictAssert(
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identityKeyPair !== undefined,
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"Can't encrypt device name without identity key pair"
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);
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const base64 = this.encryptDeviceName(deviceName || '', identityKeyPair);
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if (base64) {
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await this.server.updateDeviceName(base64);
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}
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}
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async deviceNameIsEncrypted(): Promise<void> {
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await window.textsecure.storage.user.setDeviceNameEncrypted();
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}
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async registerSingleDevice(
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number: string,
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verificationCode: string
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): Promise<void> {
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return this.queueTask(async () => {
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const aciKeyPair = generateKeyPair();
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const pniKeyPair = generateKeyPair();
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const profileKey = getRandomBytes(PROFILE_KEY_LENGTH);
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const accessKey = deriveAccessKey(profileKey);
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const registrationBaton = this.server.startRegistration();
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try {
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await this.createAccount({
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number,
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verificationCode,
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aciKeyPair,
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pniKeyPair,
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profileKey,
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accessKey,
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});
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await this.clearSessionsAndPreKeys();
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await Promise.all(
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[UUIDKind.ACI, UUIDKind.PNI].map(async kind => {
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const keys = await this.generateKeys(
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SIGNED_KEY_GEN_BATCH_SIZE,
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kind
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);
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await this.server.registerKeys(keys, kind);
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await this.confirmKeys(keys, kind);
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})
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);
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} finally {
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this.server.finishRegistration(registrationBaton);
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}
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await this.registrationDone();
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});
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}
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async registerSecondDevice(
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setProvisioningUrl: (url: string) => void,
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confirmNumber: (number?: string) => Promise<string>
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): Promise<void> {
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const clearSessionsAndPreKeys = this.clearSessionsAndPreKeys.bind(this);
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const provisioningCipher = new ProvisioningCipher();
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const pubKey = await provisioningCipher.getPublicKey();
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let envelopeCallbacks:
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| {
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resolve(data: Proto.ProvisionEnvelope): void;
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reject(error: Error): void;
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}
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| undefined;
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const envelopePromise = new Promise<Proto.ProvisionEnvelope>(
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(resolve, reject) => {
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envelopeCallbacks = { resolve, reject };
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}
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);
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const wsr = await this.server.getProvisioningResource({
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handleRequest(request: IncomingWebSocketRequest) {
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if (
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request.path === '/v1/address' &&
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request.verb === 'PUT' &&
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request.body
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) {
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const proto = Proto.ProvisioningUuid.decode(request.body);
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const { uuid } = proto;
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if (!uuid) {
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throw new Error('registerSecondDevice: expected a UUID');
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}
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const url = getProvisioningUrl(uuid, pubKey);
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window.CI?.setProvisioningURL(url);
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setProvisioningUrl(url);
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request.respond(200, 'OK');
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} else if (
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request.path === '/v1/message' &&
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request.verb === 'PUT' &&
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request.body
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) {
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const envelope = Proto.ProvisionEnvelope.decode(request.body);
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request.respond(200, 'OK');
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wsr.close();
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envelopeCallbacks?.resolve(envelope);
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} else {
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log.error('Unknown websocket message', request.path);
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}
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},
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});
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log.info('provisioning socket open');
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wsr.addEventListener('close', ({ code, reason }) => {
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log.info(`provisioning socket closed. Code: ${code} Reason: ${reason}`);
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// Note: if we have resolved the envelope already - this has no effect
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envelopeCallbacks?.reject(new Error('websocket closed'));
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});
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const envelope = await envelopePromise;
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const provisionMessage = await provisioningCipher.decrypt(envelope);
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await this.queueTask(async () => {
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const deviceName = await confirmNumber(provisionMessage.number);
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if (typeof deviceName !== 'string' || deviceName.length === 0) {
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throw new Error(
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'AccountManager.registerSecondDevice: Invalid device name'
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);
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}
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if (
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!provisionMessage.number ||
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!provisionMessage.provisioningCode ||
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!provisionMessage.aciKeyPair
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) {
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throw new Error(
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'AccountManager.registerSecondDevice: Provision message was missing key data'
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);
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}
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const registrationBaton = this.server.startRegistration();
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try {
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await this.createAccount({
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number: provisionMessage.number,
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verificationCode: provisionMessage.provisioningCode,
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aciKeyPair: provisionMessage.aciKeyPair,
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pniKeyPair: provisionMessage.pniKeyPair,
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profileKey: provisionMessage.profileKey,
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deviceName,
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userAgent: provisionMessage.userAgent,
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readReceipts: provisionMessage.readReceipts,
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});
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await clearSessionsAndPreKeys();
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const keyKinds = [UUIDKind.ACI];
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if (provisionMessage.pniKeyPair) {
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keyKinds.push(UUIDKind.PNI);
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}
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await Promise.all(
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keyKinds.map(async kind => {
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const keys = await this.generateKeys(
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SIGNED_KEY_GEN_BATCH_SIZE,
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kind
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);
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try {
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await this.server.registerKeys(keys, kind);
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await this.confirmKeys(keys, kind);
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} catch (error) {
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if (kind === UUIDKind.PNI) {
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log.error(
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'Failed to upload PNI prekeys. Moving on',
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Errors.toLogFormat(error)
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);
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return;
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}
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throw error;
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}
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})
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);
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} finally {
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this.server.finishRegistration(registrationBaton);
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}
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await this.registrationDone();
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});
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}
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async refreshPreKeys(uuidKind: UUIDKind): Promise<void> {
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return this.queueTask(async () => {
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const preKeyCount = await this.server.getMyKeys(uuidKind);
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log.info(`prekey count ${preKeyCount}`);
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if (preKeyCount >= 10) {
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return;
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}
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const keys = await this.generateKeys(SIGNED_KEY_GEN_BATCH_SIZE, uuidKind);
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await this.server.registerKeys(keys, uuidKind);
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await this.confirmKeys(keys, uuidKind);
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});
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}
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async rotateSignedPreKey(uuidKind: UUIDKind): Promise<void> {
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return this.queueTask(async () => {
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const ourUuid = window.textsecure.storage.user.getCheckedUuid(uuidKind);
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const signedKeyId = window.textsecure.storage.get('signedKeyId', 1);
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if (typeof signedKeyId !== 'number') {
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throw new Error('Invalid signedKeyId');
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}
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const store = window.textsecure.storage.protocol;
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const { server } = this;
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const existingKeys = await store.loadSignedPreKeys(ourUuid);
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existingKeys.sort((a, b) => (b.created_at || 0) - (a.created_at || 0));
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const confirmedKeys = existingKeys.filter(key => key.confirmed);
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const mostRecent = confirmedKeys[0];
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if (isMoreRecentThan(mostRecent?.created_at || 0, PREKEY_ROTATION_AGE)) {
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log.warn(
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`rotateSignedPreKey(${uuidKind}): ${confirmedKeys.length} ` +
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`confirmed keys, most recent was created ${mostRecent?.created_at}. Cancelling rotation.`
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);
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return;
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}
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let identityKey: KeyPairType | undefined;
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try {
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identityKey = store.getIdentityKeyPair(ourUuid);
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} catch (error) {
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// We swallow any error here, because we don't want to get into
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// a loop of repeated retries.
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log.error(
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'Failed to get identity key. Canceling key rotation.',
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Errors.toLogFormat(error)
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);
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return;
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}
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if (!identityKey) {
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// TODO: DESKTOP-2855
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if (uuidKind === UUIDKind.PNI) {
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log.warn(`rotateSignedPreKey(${uuidKind}): No identity key pair!`);
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return;
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}
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throw new Error(
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`rotateSignedPreKey(${uuidKind}): No identity key pair!`
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);
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}
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const res = await generateSignedPreKey(identityKey, signedKeyId);
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log.info(
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`rotateSignedPreKey(${uuidKind}): Saving new signed prekey`,
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res.keyId
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);
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await Promise.all([
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window.textsecure.storage.put('signedKeyId', signedKeyId + 1),
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store.storeSignedPreKey(ourUuid, res.keyId, res.keyPair),
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]);
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try {
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await server.setSignedPreKey(
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{
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keyId: res.keyId,
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publicKey: res.keyPair.pubKey,
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signature: res.signature,
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},
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uuidKind
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);
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} catch (error) {
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log.error(
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`rotateSignedPrekey(${uuidKind}) error:`,
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Errors.toLogFormat(error)
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);
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if (
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error instanceof HTTPError &&
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error.code >= 400 &&
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error.code <= 599
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) {
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const rejections =
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1 + window.textsecure.storage.get('signedKeyRotationRejected', 0);
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await window.textsecure.storage.put(
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'signedKeyRotationRejected',
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rejections
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);
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log.error(
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`rotateSignedPreKey(${uuidKind}): Signed key rotation rejected count:`,
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rejections
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);
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return;
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}
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throw error;
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}
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const confirmed = true;
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log.info('Confirming new signed prekey', res.keyId);
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await Promise.all([
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window.textsecure.storage.remove('signedKeyRotationRejected'),
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store.storeSignedPreKey(ourUuid, res.keyId, res.keyPair, confirmed),
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]);
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try {
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await Promise.all([
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this.cleanSignedPreKeys(UUIDKind.ACI),
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this.cleanSignedPreKeys(UUIDKind.PNI),
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]);
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} catch (_error) {
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// Ignoring the error
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}
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});
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}
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async queueTask<T>(task: () => Promise<T>): Promise<T> {
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this.pendingQueue = this.pendingQueue || new PQueue({ concurrency: 1 });
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const taskWithTimeout = createTaskWithTimeout(task, 'AccountManager task');
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return this.pendingQueue.add(taskWithTimeout);
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}
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async cleanSignedPreKeys(uuidKind: UUIDKind): Promise<void> {
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const ourUuid = window.textsecure.storage.user.getCheckedUuid(uuidKind);
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const store = window.textsecure.storage.protocol;
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const logId = `AccountManager.cleanSignedPreKeys(${uuidKind})`;
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const allKeys = await store.loadSignedPreKeys(ourUuid);
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allKeys.sort((a, b) => (b.created_at || 0) - (a.created_at || 0));
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const confirmed = allKeys.filter(key => key.confirmed);
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const unconfirmed = allKeys.filter(key => !key.confirmed);
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const recent = allKeys[0] ? allKeys[0].keyId : 'none';
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const recentConfirmed = confirmed[0] ? confirmed[0].keyId : 'none';
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const recentUnconfirmed = unconfirmed[0] ? unconfirmed[0].keyId : 'none';
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log.info(`${logId}: Most recent signed key: ${recent}`);
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log.info(`${logId}: Most recent confirmed signed key: ${recentConfirmed}`);
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log.info(
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`${logId}: Most recent unconfirmed signed key: ${recentUnconfirmed}`
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);
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log.info(
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`${logId}: Total signed key count:`,
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allKeys.length,
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'-',
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confirmed.length,
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'confirmed'
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);
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// Keep MINIMUM_SIGNED_PREKEYS keys, then drop if older than ARCHIVE_AGE
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await Promise.all(
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allKeys.map(async (key, index) => {
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if (index < MINIMUM_SIGNED_PREKEYS) {
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return;
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}
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const createdAt = key.created_at || 0;
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if (isOlderThan(createdAt, ARCHIVE_AGE)) {
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const timestamp = new Date(createdAt).toJSON();
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const confirmedText = key.confirmed ? ' (confirmed)' : '';
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log.info(
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`${logId}: Removing signed prekey: ${key.keyId} with ` +
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`timestamp ${timestamp}${confirmedText}`
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);
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await store.removeSignedPreKey(ourUuid, key.keyId);
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}
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})
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);
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}
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async createAccount({
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number,
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verificationCode,
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aciKeyPair,
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pniKeyPair,
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profileKey,
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deviceName,
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userAgent,
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readReceipts,
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accessKey,
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}: CreateAccountOptionsType): Promise<void> {
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const { storage } = window.textsecure;
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let password = Bytes.toBase64(getRandomBytes(16));
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password = password.substring(0, password.length - 2);
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const registrationId = generateRegistrationId();
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const pniRegistrationId = generateRegistrationId();
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const previousNumber = storage.user.getNumber();
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const previousACI = storage.user.getUuid(UUIDKind.ACI)?.toString();
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const previousPNI = storage.user.getUuid(UUIDKind.PNI)?.toString();
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let encryptedDeviceName;
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if (deviceName) {
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encryptedDeviceName = this.encryptDeviceName(deviceName, aciKeyPair);
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await this.deviceNameIsEncrypted();
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}
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log.info(
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`createAccount: Number is ${number}, password has length: ${
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password ? password.length : 'none'
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}`
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);
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|
|
const response = await this.server.confirmCode({
|
|
number,
|
|
code: verificationCode,
|
|
newPassword: password,
|
|
registrationId,
|
|
pniRegistrationId,
|
|
deviceName: encryptedDeviceName,
|
|
accessKey,
|
|
});
|
|
|
|
const ourUuid = UUID.cast(response.uuid);
|
|
const ourPni = UUID.cast(response.pni);
|
|
|
|
const uuidChanged = previousACI && ourUuid && previousACI !== ourUuid;
|
|
|
|
// We only consider the number changed if we didn't have a UUID before
|
|
const numberChanged =
|
|
!previousACI && previousNumber && previousNumber !== number;
|
|
|
|
if (uuidChanged || numberChanged) {
|
|
if (uuidChanged) {
|
|
log.warn(
|
|
'createAccount: New uuid is different from old uuid; deleting all previous data'
|
|
);
|
|
}
|
|
if (numberChanged) {
|
|
log.warn(
|
|
'createAccount: New number is different from old number; deleting all previous data'
|
|
);
|
|
}
|
|
|
|
try {
|
|
await storage.protocol.removeAllData();
|
|
log.info('createAccount: Successfully deleted previous data');
|
|
} catch (error) {
|
|
log.error(
|
|
'Something went wrong deleting data from previous number',
|
|
error && error.stack ? error.stack : error
|
|
);
|
|
}
|
|
} else {
|
|
log.info('createAccount: Erasing configuration (soft)');
|
|
await storage.protocol.removeAllConfiguration(
|
|
RemoveAllConfiguration.Soft
|
|
);
|
|
}
|
|
|
|
await senderCertificateService.clear();
|
|
|
|
const previousUuids = [previousACI, previousPNI].filter(isNotNil);
|
|
|
|
if (previousUuids.length > 0) {
|
|
await Promise.all([
|
|
storage.put(
|
|
'identityKeyMap',
|
|
omit(storage.get('identityKeyMap') || {}, previousUuids)
|
|
),
|
|
storage.put(
|
|
'registrationIdMap',
|
|
omit(storage.get('registrationIdMap') || {}, previousUuids)
|
|
),
|
|
]);
|
|
}
|
|
|
|
// `setCredentials` needs to be called
|
|
// before `saveIdentifyWithAttributes` since `saveIdentityWithAttributes`
|
|
// indirectly calls `ConversationController.getConverationId()` which
|
|
// initializes the conversation for the given number (our number) which
|
|
// calls out to the user storage API to get the stored UUID and number
|
|
// information.
|
|
await storage.user.setCredentials({
|
|
uuid: ourUuid,
|
|
pni: ourPni,
|
|
number,
|
|
deviceId: response.deviceId ?? 1,
|
|
deviceName: deviceName ?? undefined,
|
|
password,
|
|
});
|
|
|
|
// This needs to be done very early, because it changes how things are saved in the
|
|
// database. Your identity, for example, in the saveIdentityWithAttributes call
|
|
// below.
|
|
const conversationId = window.ConversationController.maybeMergeContacts({
|
|
aci: ourUuid,
|
|
pni: ourPni,
|
|
e164: number,
|
|
reason: 'createAccount',
|
|
});
|
|
|
|
if (!conversationId) {
|
|
throw new Error('registrationDone: no conversationId!');
|
|
}
|
|
|
|
const identityAttrs = {
|
|
firstUse: true,
|
|
timestamp: Date.now(),
|
|
verified: storage.protocol.VerifiedStatus.VERIFIED,
|
|
nonblockingApproval: true,
|
|
};
|
|
|
|
// update our own identity key, which may have changed
|
|
// if we're relinking after a reinstall on the master device
|
|
await Promise.all([
|
|
storage.protocol.saveIdentityWithAttributes(new UUID(ourUuid), {
|
|
...identityAttrs,
|
|
publicKey: aciKeyPair.pubKey,
|
|
}),
|
|
pniKeyPair
|
|
? storage.protocol.saveIdentityWithAttributes(new UUID(ourPni), {
|
|
...identityAttrs,
|
|
publicKey: pniKeyPair.pubKey,
|
|
})
|
|
: Promise.resolve(),
|
|
]);
|
|
|
|
const identityKeyMap = {
|
|
...(storage.get('identityKeyMap') || {}),
|
|
[ourUuid]: aciKeyPair,
|
|
...(pniKeyPair
|
|
? {
|
|
[ourPni]: pniKeyPair,
|
|
}
|
|
: {}),
|
|
};
|
|
const registrationIdMap = {
|
|
...(storage.get('registrationIdMap') || {}),
|
|
[ourUuid]: registrationId,
|
|
[ourPni]: pniRegistrationId,
|
|
};
|
|
|
|
await storage.put('identityKeyMap', identityKeyMap);
|
|
await storage.put('registrationIdMap', registrationIdMap);
|
|
if (profileKey) {
|
|
await ourProfileKeyService.set(profileKey);
|
|
}
|
|
if (userAgent) {
|
|
await storage.put('userAgent', userAgent);
|
|
}
|
|
|
|
await storage.put('read-receipt-setting', Boolean(readReceipts));
|
|
|
|
const regionCode = getRegionCodeForNumber(number);
|
|
await storage.put('regionCode', regionCode);
|
|
await storage.protocol.hydrateCaches();
|
|
}
|
|
|
|
async clearSessionsAndPreKeys(): Promise<void> {
|
|
const store = window.textsecure.storage.protocol;
|
|
|
|
log.info('clearing all sessions, prekeys, and signed prekeys');
|
|
await Promise.all([
|
|
store.clearPreKeyStore(),
|
|
store.clearSignedPreKeysStore(),
|
|
store.clearSessionStore(),
|
|
]);
|
|
}
|
|
|
|
async updatePNIIdentity(identityKeyPair: KeyPairType): Promise<void> {
|
|
const { storage } = window.textsecure;
|
|
|
|
log.info('AccountManager.updatePNIIdentity: generating new keys');
|
|
|
|
await this.queueTask(async () => {
|
|
// Server has accepted our keys which means we have the latest PNI identity
|
|
// now that doesn't conflict the PNI identity of the primary device.
|
|
log.info(
|
|
'AccountManager.updatePNIIdentity: updating identity key ' +
|
|
'and registration id'
|
|
);
|
|
|
|
const pni = storage.user.getCheckedUuid(UUIDKind.PNI);
|
|
const identityKeyMap = {
|
|
...(storage.get('identityKeyMap') || {}),
|
|
[pni.toString()]: identityKeyPair,
|
|
};
|
|
|
|
await storage.put('identityKeyMap', identityKeyMap);
|
|
await storage.protocol.hydrateCaches();
|
|
});
|
|
|
|
// Intentionally not awaiting becase `updatePNIIdentity` runs on an
|
|
// Encrypted queue of MessageReceiver and we don't want to await remote
|
|
// endpoints and block message processing.
|
|
this.queueTask(async () => {
|
|
try {
|
|
const keys = await this.generateKeys(
|
|
SIGNED_KEY_GEN_BATCH_SIZE,
|
|
UUIDKind.PNI,
|
|
identityKeyPair
|
|
);
|
|
await this.server.registerKeys(keys, UUIDKind.PNI);
|
|
await this.confirmKeys(keys, UUIDKind.PNI);
|
|
|
|
const pni = storage.user.getCheckedUuid(UUIDKind.PNI);
|
|
|
|
// Repair registration id
|
|
const deviceId = storage.user.getDeviceId();
|
|
const { devices } = await this.server.getKeysForIdentifier(
|
|
pni.toString(),
|
|
deviceId
|
|
);
|
|
const us = devices.find(
|
|
remoteDevice => remoteDevice.deviceId === deviceId
|
|
);
|
|
if (us) {
|
|
const oldRegistrationIdMap = storage.get('registrationIdMap') || {};
|
|
const oldRegistrationId = oldRegistrationIdMap[pni.toString()];
|
|
if (oldRegistrationId !== us.registrationId) {
|
|
log.warn(
|
|
'updatePNIIdentity: repairing PNI registration id from ' +
|
|
`${oldRegistrationId} to ${us.registrationId}`
|
|
);
|
|
}
|
|
const registrationIdMap = {
|
|
...oldRegistrationIdMap,
|
|
[pni.toString()]: us.registrationId,
|
|
};
|
|
await storage.put('registrationIdMap', registrationIdMap);
|
|
}
|
|
} catch (error) {
|
|
log.error(
|
|
'updatePNIIdentity: Failed to upload PNI prekeys. Moving on',
|
|
Errors.toLogFormat(error)
|
|
);
|
|
}
|
|
});
|
|
}
|
|
|
|
// Takes the same object returned by generateKeys
|
|
async confirmKeys(
|
|
keys: GeneratedKeysType,
|
|
uuidKind: UUIDKind
|
|
): Promise<void> {
|
|
const store = window.textsecure.storage.protocol;
|
|
const key = keys.signedPreKey;
|
|
const confirmed = true;
|
|
|
|
if (!key) {
|
|
throw new Error('confirmKeys: signedPreKey is null');
|
|
}
|
|
|
|
log.info(
|
|
`AccountManager.confirmKeys(${uuidKind}): confirming key`,
|
|
key.keyId
|
|
);
|
|
const ourUuid = window.textsecure.storage.user.getCheckedUuid(uuidKind);
|
|
await store.storeSignedPreKey(ourUuid, key.keyId, key.keyPair, confirmed);
|
|
}
|
|
|
|
async generateKeys(
|
|
count: number,
|
|
uuidKind: UUIDKind,
|
|
maybeIdentityKey?: KeyPairType
|
|
): Promise<GeneratedKeysType> {
|
|
const { storage } = window.textsecure;
|
|
|
|
const startId = storage.get('maxPreKeyId', 1);
|
|
const signedKeyId = storage.get('signedKeyId', 1);
|
|
const ourUuid = storage.user.getCheckedUuid(uuidKind);
|
|
|
|
if (typeof startId !== 'number') {
|
|
throw new Error('Invalid maxPreKeyId');
|
|
}
|
|
if (typeof signedKeyId !== 'number') {
|
|
throw new Error('Invalid signedKeyId');
|
|
}
|
|
|
|
const store = storage.protocol;
|
|
const identityKey = maybeIdentityKey ?? store.getIdentityKeyPair(ourUuid);
|
|
strictAssert(identityKey, 'generateKeys: No identity key pair!');
|
|
|
|
const result: Omit<GeneratedKeysType, 'signedPreKey'> = {
|
|
preKeys: [],
|
|
identityKey: identityKey.pubKey,
|
|
};
|
|
const promises = [];
|
|
|
|
for (let keyId = startId; keyId < startId + count; keyId += 1) {
|
|
promises.push(
|
|
(async () => {
|
|
const res = generatePreKey(keyId);
|
|
await store.storePreKey(ourUuid, res.keyId, res.keyPair);
|
|
result.preKeys.push({
|
|
keyId: res.keyId,
|
|
publicKey: res.keyPair.pubKey,
|
|
});
|
|
})()
|
|
);
|
|
}
|
|
|
|
const signedPreKey = (async () => {
|
|
const res = generateSignedPreKey(identityKey, signedKeyId);
|
|
await store.storeSignedPreKey(ourUuid, res.keyId, res.keyPair);
|
|
return {
|
|
keyId: res.keyId,
|
|
publicKey: res.keyPair.pubKey,
|
|
signature: res.signature,
|
|
// server.registerKeys doesn't use keyPair, confirmKeys does
|
|
keyPair: res.keyPair,
|
|
};
|
|
})();
|
|
|
|
promises.push(signedPreKey);
|
|
promises.push(storage.put('maxPreKeyId', startId + count));
|
|
promises.push(storage.put('signedKeyId', signedKeyId + 1));
|
|
|
|
await Promise.all(promises);
|
|
|
|
// This is primarily for the signed prekey summary it logs out
|
|
this.cleanSignedPreKeys(UUIDKind.ACI);
|
|
this.cleanSignedPreKeys(UUIDKind.PNI);
|
|
|
|
return {
|
|
...result,
|
|
signedPreKey: await signedPreKey,
|
|
};
|
|
}
|
|
|
|
async registrationDone(): Promise<void> {
|
|
log.info('registration done');
|
|
this.dispatchEvent(new Event('registration'));
|
|
}
|
|
|
|
async setPni(pni: string, keyMaterial?: PniKeyMaterialType): Promise<void> {
|
|
const { storage } = window.textsecure;
|
|
|
|
const oldPni = storage.user.getUuid(UUIDKind.PNI)?.toString();
|
|
if (oldPni === pni && !keyMaterial) {
|
|
return;
|
|
}
|
|
|
|
log.info(`AccountManager.setPni(${pni}): updating from ${oldPni}`);
|
|
|
|
if (oldPni) {
|
|
await storage.protocol.removeOurOldPni(new UUID(oldPni));
|
|
}
|
|
|
|
await storage.user.setPni(pni);
|
|
|
|
if (keyMaterial) {
|
|
await storage.protocol.updateOurPniKeyMaterial(
|
|
new UUID(pni),
|
|
keyMaterial
|
|
);
|
|
|
|
// Intentionally not awaiting since this is processed on encrypted queue
|
|
// of MessageReceiver.
|
|
this.queueTask(async () => {
|
|
try {
|
|
const keys = await this.generateKeys(
|
|
SIGNED_KEY_GEN_BATCH_SIZE,
|
|
UUIDKind.PNI
|
|
);
|
|
await this.server.registerKeys(keys, UUIDKind.PNI);
|
|
await this.confirmKeys(keys, UUIDKind.PNI);
|
|
} catch (error) {
|
|
log.error(
|
|
'setPni: Failed to upload PNI prekeys. Moving on',
|
|
Errors.toLogFormat(error)
|
|
);
|
|
}
|
|
});
|
|
|
|
// PNI has changed and credentials are no longer valid
|
|
await storage.put('groupCredentials', []);
|
|
} else {
|
|
log.warn(`AccountManager.setPni(${pni}): no key material`);
|
|
}
|
|
}
|
|
}
|