nodejs-cryptomus/dist/esm/utils/signature.js

A comprehensive Node.js client for the Cryptomus API

import * as crypto from 'crypto';
// Add explicit type import for Node.js Buffer
import { Buffer } from 'buffer';
/**
 * Generate signature for API requests
 *
 * @param payload - Request payload
 * @param apiKey - API key
 * @returns Generated signature
 */
export function generateSignature(payload, apiKey) {
    const payloadString = JSON.stringify(payload);
    const sign = crypto.createHash('md5')
        .update(Buffer.from(payloadString).toString('base64') + apiKey)
        .digest('hex');
    return sign;
}
/**
 * Verify webhook signature
 *
 * @param payload - Webhook payload
 * @param signature - Signature from webhook headers
 * @param apiKey - API key
 * @returns Whether the signature is valid
 */
export function verifyWebhookSignature(payload, signature, apiKey) {
    const calculatedSignature = crypto.createHash('md5')
        .update(Buffer.from(payload).toString('base64') + apiKey)
        .digest('hex');
    return calculatedSignature === signature;
}