sajaniemi_variable_dataset_large / pool /shard010 /JavaScript /0062735_MessageDigestPasswordEncoder.js
| import { createHash } from 'crypto'; | |
| const AbstractPasswordEncoder = Jymfony.Component.Security.Encoder.AbstractPasswordEncoder; | |
| /** | |
| * PlaintextPasswordEncoder does not do any encoding. | |
| * | |
| * @memberOf Jymfony.Component.Security.Encoder | |
| */ | |
| export default class MessageDigestPasswordEncoder extends AbstractPasswordEncoder { | |
| /** | |
| * Constructor. | |
| * | |
| * @param {string} [algorithm = 'sha512'] The digest algorithm to use | |
| * @param {boolean} [encodeHashAsBase64 = true] Whether to base64 encode the password hash | |
| * @param {int} [iterations = 5000] The number of iterations to use to stretch the password hash | |
| */ | |
| __construct(algorithm = 'sha512', encodeHashAsBase64 = true, iterations = 5000) { | |
| /** | |
| * @type {string} | |
| * | |
| * @private | |
| */ | |
| this._algorithm = algorithm; | |
| /** | |
| * @type {boolean} | |
| * | |
| * @private | |
| */ | |
| this._encodeAsBase64 = encodeHashAsBase64; | |
| /** | |
| * @type {int} | |
| * | |
| * @private | |
| */ | |
| this._iterations = iterations; | |
| } | |
| /** | |
| * @inheritdoc | |
| */ | |
| async encodePassword(raw, salt) { | |
| const salted = this._mergePasswordAndSalt(raw, salt); | |
| const hash = createHash(this._algorithm); | |
| hash.update(salted); | |
| let digest = hash.digest(); | |
| // "stretch" hash | |
| for (let i = 1; i < this._iterations; ++i) { | |
| const hash = createHash(this._algorithm); | |
| hash.update(digest.toString('binary') + salted); | |
| digest = hash.digest(); | |
| } | |
| return this._encodeAsBase64 ? digest.toString('base64') : digest.toString('binary'); | |
| } | |
| /** | |
| * @inheritdoc | |
| */ | |
| async isPasswordValid(encoded, raw, salt) { | |
| return this._comparePasswords(encoded, await this.encodePassword(raw, salt)); | |
| } | |
| } | |
| module.exports = MessageDigestPasswordEncoder; | |