44 lines
1.2 KiB
JavaScript
44 lines
1.2 KiB
JavaScript
|
// @ts-check
|
||
|
|
|
||
|
|
const { scryptSync, createCipheriv } = require("crypto");
|
||
|
|
const { Buffer } = require("buffer");
|
||
|
|
const serverError = require("./serverError");
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @async
|
||
|
|
* @param {string} data
|
||
|
|
* @param {string} [encryptionKey]
|
||
|
|
* @param {string} [encryptionSalt]
|
||
|
|
* @returns {string | null}
|
||
|
|
*/
|
||
|
|
const encrypt = (data, encryptionKey, encryptionSalt) => {
|
||
|
|
const algorithm = "aes-192-cbc";
|
||
|
|
const password = encryptionKey
|
||
|
|
? encryptionKey
|
||
|
|
: process.env.DSQL_ENCRYPTION_PASSWORD || "";
|
||
|
|
|
||
|
|
/** ********************* Generate key */
|
||
|
|
const salt = encryptionSalt
|
||
|
|
? encryptionSalt
|
||
|
|
: process.env.DSQL_ENCRYPTION_SALT || "";
|
||
|
|
let key = scryptSync(password, salt, 24);
|
||
|
|
let iv = Buffer.alloc(16, 0);
|
||
|
|
// @ts-ignore
|
||
|
|
const cipher = createCipheriv(algorithm, key, iv);
|
||
|
|
|
||
|
|
/** ********************* Encrypt data */
|
||
|
|
try {
|
||
|
|
let encrypted = cipher.update(data, "utf8", "hex");
|
||
|
|
encrypted += cipher.final("hex");
|
||
|
|
return encrypted;
|
||
|
|
} catch (/** @type {any} */ error) {
|
||
|
|
serverError({
|
||
|
|
component: "encrypt",
|
||
|
|
message: error.message,
|
||
|
|
});
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = encrypt;
|