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Add API to generate keys

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Franck Royer 2021-07-09 10:37:47 +10:00
parent f123cd7e62
commit 22c716e0e6
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GPG Key ID: A82ED75A8DFC50A4
3 changed files with 11 additions and 7 deletions
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7
src/lib/waku_message/index.spec.ts
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@ -13,7 +13,7 @@ import { delay } from '../delay';
import { hexToBuf } from '../utils'; import { hexToBuf } from '../utils';
import { Waku } from '../waku'; import { Waku } from '../waku';
import { getPublicKey } from './version_1'; import { generatePrivateKey, getPublicKey } from './version_1';
import { DefaultContentTopic, WakuMessage } from './index'; import { DefaultContentTopic, WakuMessage } from './index';
@ -129,9 +129,7 @@ describe('Interop: Nim', function () {
payload: Buffer.from(messageText, 'utf-8').toString('hex'), payload: Buffer.from(messageText, 'utf-8').toString('hex'),
}; };
const keyPair = await nimWaku.getAsymmetricKeyPair(); const privateKey = generatePrivateKey();
const privateKey = hexToBuf(keyPair.privateKey);
const publicKey = hexToBuf(keyPair.publicKey);
waku.relay.addDecryptionPrivateKey(privateKey); waku.relay.addDecryptionPrivateKey(privateKey);
@ -139,6 +137,7 @@ describe('Interop: Nim', function () {
waku.relay.addObserver(resolve); waku.relay.addObserver(resolve);
}); });
const publicKey = getPublicKey(privateKey);
dbg('Post message'); dbg('Post message');
await nimWaku.postAsymmetricMessage(message, publicKey); await nimWaku.postAsymmetricMessage(message, publicKey);

8
src/lib/waku_message/version_1.ts
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@ -1,5 +1,6 @@
import { Buffer } from 'buffer'; import { Buffer } from 'buffer';
import { randomBytes } from 'crypto'; import { randomBytes } from 'crypto';
import * as crypto from 'crypto';
import ecies from 'ecies-parity'; import ecies from 'ecies-parity';
import { keccak256 } from 'js-sha3'; import { keccak256 } from 'js-sha3';
@ -122,6 +123,13 @@ export async function decryptAsymmetric(
return ecies.decrypt(Buffer.from(privKey), Buffer.from(payload)); return ecies.decrypt(Buffer.from(privKey), Buffer.from(payload));
} }
/**
* Generate a new private key
*/
export function generatePrivateKey(): Uint8Array {
return crypto.randomBytes(32);
}
/** /**
* Return the public key for the given private key * Return the public key for the given private key
*/ */

3
src/types/ecies-parity.d.ts vendored
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@ -1,9 +1,6 @@
// TypeScript Version: 2.1 // TypeScript Version: 2.1
/// <reference types="node" /> /// <reference types="node" />
declare module 'ecies-parity' { declare module 'ecies-parity' {
// Generate a new valid private key. Will use crypto.randomBytes as source.
export function generatePrivate(): Buffer;
// Compute the public key for a given private key. // Compute the public key for a given private key.
export function getPublic(privateKey: Buffer): Buffer; export function getPublic(privateKey: Buffer): Buffer;