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add a feature flag for dehydration

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This commit is contained in:
Hubert Chathi 2020-10-01 21:41:03 -04:00
parent 503f32948c
commit 0db81e4093
2 changed files with 10 additions and 3 deletions
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7
src/SecurityManager.js
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@ -24,6 +24,7 @@ import {encodeBase64} from "matrix-js-sdk/src/crypto/olmlib";
import { isSecureBackupRequired } from './utils/WellKnownUtils';
import AccessSecretStorageDialog from './components/views/dialogs/security/AccessSecretStorageDialog';
import RestoreKeyBackupDialog from './components/views/dialogs/security/RestoreKeyBackupDialog';
import SettingsStore from "./settings/SettingsStore";
// This stores the secret storage private keys in memory for the JS SDK. This is
// only meant to act as a cache to avoid prompting the user multiple times
@ -327,13 +328,13 @@ export async function accessSecretStorage(func = async () => { }, forceReset = f
});
const keyId = Object.keys(secretStorageKeys)[0];
if (keyId) {
if (keyId && SettingsStore.getValue("feature_dehydration")) {
const dehydrationKeyInfo =
secretStorageKeyInfo[keyId] && secretStorageKeyInfo[keyId].passphrase
? {passphrase: secretStorageKeyInfo[keyId].passphrase}
: {};
console.log("Setting dehydration key");
await cli.setDehydrationKey(secretStorageKeys[keyId], dehydrationKeyInfo);
await cli.setDehydrationKey(secretStorageKeys[keyId], dehydrationKeyInfo, "Backup device");
} else {
console.log("Not setting dehydration key: no SSSS key found");
}
@ -369,7 +370,7 @@ export async function tryToUnlockSecretStorageWithDehydrationKey(client) {
dehydrationCache.keyInfo && dehydrationCache.keyInfo.passphrase
? {passphrase: dehydrationCache.keyInfo.passphrase}
: {};
await client.setDehydrationKey(key, dehydrationKeyInfo);
await client.setDehydrationKey(key, dehydrationKeyInfo, "Backup device");
// and restore from backup
const backupInfo = await client.getKeyBackupVersion();

6
src/settings/Settings.ts
View file

@ -186,6 +186,12 @@ export const SETTINGS: {[setting: string]: ISetting} = {
supportedLevels: LEVELS_FEATURE,
default: false,
},
"feature_dehydration": {
isFeature: true,
displayName: _td("Offline encrypted messaging using dehydrated devices."),
supportedLevels: LEVELS_FEATURE,
default: false,
},
"advancedRoomListLogging": {
// TODO: Remove flag before launch: https://github.com/vector-im/element-web/issues/14231
displayName: _td("Enable advanced debugging for the room list"),