Add getChallenge (#339)

* Add getChallenge * Fix lint
MixinNetwork · Mar 11, 2024 · b9024eb · b9024eb
1 parent da7445b
commit b9024eb
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/client/utils/auth.ts b/src/client/utils/auth.ts
@@ -3,6 +3,7 @@ import forge from 'node-forge';
 import { validate } from 'uuid';
 import type { Keystore, AppKeystore, OAuthKeystore, NetworkUserKeystore } from '../types/keystore';
 import { base64RawURLEncode } from './base64';
+import { sha256Hash } from './uniq';
 
 export const getED25519KeyPair = () => {
   const seed = Buffer.from(forge.random.getBytesSync(32), 'binary');
@@ -14,6 +15,13 @@ export const getED25519KeyPair = () => {
   };
 };
 
+export const getChallenge = () => {
+  const seed = Buffer.from(forge.random.getBytesSync(32), 'binary');
+  const verifier = base64RawURLEncode(seed);
+  const challenge = base64RawURLEncode(sha256Hash(seed));
+  return { verifier, challenge };
+};
+
 const signToken = (payload: Object, private_key: string): string => {
   const header = base64RawURLEncode(serialize({ alg: 'EdDSA', typ: 'JWT' }));
   const payloadStr = base64RawURLEncode(serialize(payload));