Matrix/element-web-Github
1
0
Fork 0
mirror of https://github.com/vector-im/element-web.git synced 2024-11-16 13:14:58 +08:00
Code Issues Packages Projects Releases Wiki Activity

Remove secret storage key cache for now

Browse Source
This commit is contained in:
J. Ryan Stinnett 2019-12-10 16:53:15 +00:00
parent 80c120b93b
commit 4956e83228
1 changed files with 0 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/CrossSigningManager.js
View File

@ -20,25 +20,12 @@ import MatrixClientPeg from './MatrixClientPeg';
import { deriveKey } from 'matrix-js-sdk/lib/crypto/key_passphrase';
import { decodeRecoveryKey } from 'matrix-js-sdk/lib/crypto/recoverykey';
// 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
// during the same session. It is considered unsafe to persist this to normal
// web storage. For platforms with a secure enclave, we will store this key
// there.
const secretStorageKeys = {};
export const getSecretStorageKey = async ({ keys: keyInfos }) => {
const keyInfoEntries = Object.entries(keyInfos);
if (keyInfoEntries.length > 1) {
throw new Error("Multiple storage key requests not implemented");
}
const [name, info] = keyInfoEntries[0];
// Check the in-memory cache
if (secretStorageKeys[name]) {
return [name, secretStorageKeys[name]];
}
const inputToKey = async ({ passphrase, recoveryKey }) => {
if (passphrase) {
return deriveKey(
@ -67,9 +54,5 @@ export const getSecretStorageKey = async ({ keys: keyInfos }) => {
throw new Error("Secret storage access canceled");
}
const key = await inputToKey(input);
// Save to cache to avoid future prompts in the current session
secretStorageKeys[name] = key;
return [name, key];
};