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Migrate key backups to SSSS

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If there's a key backup set up when we bootstrap SSSS, use its key
for SSSS and add the key backup key as a passthrough secret.

Requires https://github.com/matrix-org/matrix-js-sdk/pull/1128
Fixes https://github.com/vector-im/riot-web/issues/11210
This commit is contained in:
David Baker 2019-12-19 11:26:20 +00:00
parent f30e919f9e
commit 6851ad04b6
2 changed files with 57 additions and 9 deletions
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64
src/async-components/views/dialogs/secretstorage/CreateSecretStorageDialog.js
View file

@ -23,13 +23,15 @@ import FileSaver from 'file-saver';
import { _t } from '../../../../languageHandler';
import Modal from '../../../../Modal';
const PHASE_PASSPHRASE = 0;
const PHASE_PASSPHRASE_CONFIRM = 1;
const PHASE_SHOWKEY = 2;
const PHASE_KEEPITSAFE = 3;
const PHASE_STORING = 4;
const PHASE_DONE = 5;
const PHASE_OPTOUT_CONFIRM = 6;
const PHASE_LOADING = 0;
const PHASE_MIGRATE = 1;
const PHASE_PASSPHRASE = 2;
const PHASE_PASSPHRASE_CONFIRM = 3;
const PHASE_SHOWKEY = 4;
const PHASE_KEEPITSAFE = 5;
const PHASE_STORING = 6;
const PHASE_DONE = 7;
const PHASE_OPTOUT_CONFIRM = 8;
const PASSWORD_MIN_SCORE = 4; // So secure, many characters, much complex, wow, etc, etc.
const PASSPHRASE_FEEDBACK_DELAY = 500; // How long after keystroke to offer passphrase feedback, ms.
@ -58,7 +60,7 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
this._setZxcvbnResultTimeout = null;
this.state = {
phase: PHASE_PASSPHRASE,
phase: PHASE_LOADING,
passPhrase: '',
passPhraseConfirm: '',
copied: false,
@ -66,6 +68,8 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
zxcvbnResult: null,
setPassPhrase: false,
};
this._fetchBackupInfo();
}
componentWillUnmount() {
@ -74,10 +78,23 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
}
}
async _fetchBackupInfo() {
const backupInfo = await MatrixClientPeg.get().getKeyBackupVersion();
this.setState({
phase: backupInfo ? PHASE_MIGRATE: PHASE_PASSPHRASE,
backupInfo,
});
}
_collectRecoveryKeyNode = (n) => {
this._recoveryKeyNode = n;
}
_onMigrateNextClick = () => {
this._bootstrapSecretStorage();
}
_onCopyClick = () => {
selectText(this._recoveryKeyNode);
const successful = document.execCommand('copy');
@ -105,6 +122,7 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
this.setState({
phase: PHASE_STORING,
error: null,
keyBackupInfo: this.state.backupInfo,
});
const cli = MatrixClientPeg.get();
try {
@ -250,6 +268,26 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
return this.state.zxcvbnResult && this.state.zxcvbnResult.score >= PASSWORD_MIN_SCORE;
}
_renderPhaseMigrate() {
// This is a temporary screen so people who have the labs flag turned on and
// click the button are aware they're making a change to their account.
// Once we're confident enough in this (and it's supported enough) we can do
// it automatically.
const DialogButtons = sdk.getComponent('views.elements.DialogButtons');
return <div>
<p>{_t(
"Secret Storage will be set up using your existing key backup details." +
"Your secret storage passphrase and recovery key will be the same as " +
" they were for your key backup",
)}</p>
<DialogButtons primaryButton={_t('Next')}
onPrimaryButtonClick={this._onMigrateNextClick}
hasCancel={true}
onCancel={this._onCancel}
/>
</div>;
}
_renderPhasePassPhrase() {
const DialogButtons = sdk.getComponent('views.elements.DialogButtons');
@ -449,7 +487,7 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
</div>;
}
_renderBusyPhase(text) {
_renderBusyPhase() {
const Spinner = sdk.getComponent('views.elements.Spinner');
return <div>
<Spinner />
@ -488,6 +526,8 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
_titleForPhase(phase) {
switch (phase) {
case PHASE_MIGRATE:
return _t('Migrate from Key Backup');
case PHASE_PASSPHRASE:
return _t('Secure your encrypted messages with a passphrase');
case PHASE_PASSPHRASE_CONFIRM:
@ -525,6 +565,12 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
</div>;
} else {
switch (this.state.phase) {
case PHASE_LOADING:
content = this._renderBusyPhase();
break;
case PHASE_MIGRATE:
content = this._renderPhaseMigrate();
break;
case PHASE_PASSPHRASE:
content = this._renderPhasePassPhrase();
break;

2
src/i18n/strings/en_EN.json
View file

@ -1935,6 +1935,7 @@
"The export file will be protected with a passphrase. You should enter the passphrase here, to decrypt the file.": "The export file will be protected with a passphrase. You should enter the passphrase here, to decrypt the file.",
"File to import": "File to import",
"Import": "Import",
"Secret Storage will be set up using your existing key backup details.Your secret storage passphrase and recovery key will be the same as they were for your key backup": "Secret Storage will be set up using your existing key backup details.Your secret storage passphrase and recovery key will be the same as they were for your key backup",
"Great! This passphrase looks strong enough.": "Great! This passphrase looks strong enough.",
"<b>Warning</b>: You should only set up secret storage from a trusted computer.": "<b>Warning</b>: You should only set up secret storage from a trusted computer.",
"We'll use secret storage to optionally store an encrypted copy of your cross-signing identity for verifying other devices and message keys on our server. Protect your access to encrypted messages with a passphrase to keep it secure.": "We'll use secret storage to optionally store an encrypted copy of your cross-signing identity for verifying other devices and message keys on our server. Protect your access to encrypted messages with a passphrase to keep it secure.",
@ -1961,6 +1962,7 @@
"Your access to encrypted messages is now protected.": "Your access to encrypted messages is now protected.",
"Without setting up secret storage, you won't be able to restore your access to encrypted messages or your cross-signing identity for verifying other devices if you log out or use another device.": "Without setting up secret storage, you won't be able to restore your access to encrypted messages or your cross-signing identity for verifying other devices if you log out or use another device.",
"Set up secret storage": "Set up secret storage",
"Migrate from Key Backup": "Migrate from Key Backup",
"Secure your encrypted messages with a passphrase": "Secure your encrypted messages with a passphrase",
"Confirm your passphrase": "Confirm your passphrase",
"Recovery key": "Recovery key",