clientlinker-flow-httpproxy/lib/signature.js

Httpproxy flow for clientlinker

const crypto = require('crypto');

exports.sha_content = sha_content;
function sha_content(content, random, key) {
	const newkey = sha256(random + ',' + key);

	return crypto
		.createHmac('sha256', newkey)
		.update(content)
		.digest('hex');
}

exports.get_sha_content = get_sha_content;
function get_sha_content(content) {
	return [sha256(content), md5(content), content.slice(1, 20)].join(',');
}

exports.sha256 = sha256;
function sha256(str) {
	const hash = crypto.createHash('sha256');
	hash.update(str);
	return hash.digest('hex');
}

exports.md5 = md5;
function md5(str) {
	const hash = crypto.createHash('md5');
	hash.update(str);
	return hash.digest('hex');
}