151 lines
5 KiB
TypeScript
151 lines
5 KiB
TypeScript
import { useState, useEffect } from 'react';
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import { t } from 'i18next';
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import { getData, LS_KEYS, setData } from '@ente/shared/storage/localStorage';
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import {
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saveKeyInSessionStore,
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generateAndSaveIntermediateKeyAttributes,
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generateLoginSubKey,
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} from '@ente/shared/crypto/helpers';
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import {
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generateSRPClient,
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generateSRPSetupAttributes,
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} from '@ente/accounts/services/srp';
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import { getActualKey } from '@ente/shared/user';
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import { startSRPSetup, updateSRPAndKeys } from '@ente/accounts/api/srp';
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import SetPasswordForm, {
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SetPasswordFormProps,
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} from '@ente/accounts/components/SetPasswordForm';
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import { SESSION_KEYS } from '@ente/shared/storage/sessionStorage';
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import { PAGES } from '@ente/accounts/constants/pages';
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import { KEK, KeyAttributes, User } from '@ente/shared/user/types';
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import { UpdatedKey } from '@ente/accounts/types/user';
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import LinkButton from '@ente/shared/components/LinkButton';
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import { VerticallyCentered } from '@ente/shared/components/Container';
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import FormPaper from '@ente/shared/components/Form/FormPaper';
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import FormPaperFooter from '@ente/shared/components/Form/FormPaper/Footer';
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import FormPaperTitle from '@ente/shared/components/Form/FormPaper/Title';
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import ComlinkCryptoWorker from '@ente/shared/crypto';
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import { APPS } from '@ente/shared/apps/constants';
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import {
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convertBufferToBase64,
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convertBase64ToBuffer,
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} from '@ente/accounts/utils';
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import InMemoryStore, { MS_KEYS } from '@ente/shared/storage/InMemoryStore';
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import { PageProps } from '@ente/shared/apps/types';
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export default function ChangePassword({ appName, router }: PageProps) {
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const [token, setToken] = useState<string>();
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const [user, setUser] = useState<User>();
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useEffect(() => {
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const user = getData(LS_KEYS.USER);
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setUser(user);
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if (!user?.token) {
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InMemoryStore.set(MS_KEYS.REDIRECT_URL, PAGES.CHANGE_PASSWORD);
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router.push(PAGES.ROOT);
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} else {
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setToken(user.token);
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}
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}, []);
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const onSubmit: SetPasswordFormProps['callback'] = async (
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passphrase,
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setFieldError
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) => {
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const cryptoWorker = await ComlinkCryptoWorker.getInstance();
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const key = await getActualKey();
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const keyAttributes: KeyAttributes = getData(LS_KEYS.KEY_ATTRIBUTES);
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const kekSalt = await cryptoWorker.generateSaltToDeriveKey();
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let kek: KEK;
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try {
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kek = await cryptoWorker.deriveSensitiveKey(passphrase, kekSalt);
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} catch (e) {
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setFieldError('confirm', t('PASSWORD_GENERATION_FAILED'));
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return;
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}
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const encryptedKeyAttributes = await cryptoWorker.encryptToB64(
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key,
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kek.key
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);
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const updatedKey: UpdatedKey = {
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kekSalt,
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encryptedKey: encryptedKeyAttributes.encryptedData,
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keyDecryptionNonce: encryptedKeyAttributes.nonce,
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opsLimit: kek.opsLimit,
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memLimit: kek.memLimit,
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};
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const loginSubKey = await generateLoginSubKey(kek.key);
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const { srpUserID, srpSalt, srpVerifier } =
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await generateSRPSetupAttributes(loginSubKey);
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const srpClient = await generateSRPClient(
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srpSalt,
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srpUserID,
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loginSubKey
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);
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const srpA = convertBufferToBase64(srpClient.computeA());
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const { setupID, srpB } = await startSRPSetup({
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srpUserID,
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srpSalt,
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srpVerifier,
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srpA,
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});
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srpClient.setB(convertBase64ToBuffer(srpB));
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const srpM1 = convertBufferToBase64(srpClient.computeM1());
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await updateSRPAndKeys(token, {
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setupID,
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srpM1,
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updatedKeyAttr: updatedKey,
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});
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const updatedKeyAttributes = Object.assign(keyAttributes, updatedKey);
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await generateAndSaveIntermediateKeyAttributes(
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passphrase,
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updatedKeyAttributes,
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key
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);
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await saveKeyInSessionStore(SESSION_KEYS.ENCRYPTION_KEY, key);
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redirectToAppHome();
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};
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const redirectToAppHome = () => {
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setData(LS_KEYS.SHOW_BACK_BUTTON, { value: true });
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if (appName === APPS.AUTH) {
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router.push(PAGES.AUTH);
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} else {
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router.push(PAGES.GALLERY);
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}
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};
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return (
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<VerticallyCentered>
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<FormPaper>
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<FormPaperTitle>{t('CHANGE_PASSWORD')}</FormPaperTitle>
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<SetPasswordForm
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userEmail={user?.email}
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callback={onSubmit}
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buttonText={t('CHANGE_PASSWORD')}
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/>
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{(getData(LS_KEYS.SHOW_BACK_BUTTON)?.value ?? true) && (
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<FormPaperFooter>
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<LinkButton onClick={router.back}>
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{t('GO_BACK')}
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</LinkButton>
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</FormPaperFooter>
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)}
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</FormPaper>
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</VerticallyCentered>
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);
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}
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