Created
October 30, 2021 15:54
-
-
Save fmolliet/d0cfbaa92795aee686b721f5a007b677 to your computer and use it in GitHub Desktop.
Async function for hashPassword
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| const crypto = require('crypto'); | |
| async function hashPassword( password , configs = {} ) { | |
| const config = { | |
| hashBytes: configs.hashBytes || 64, | |
| saltBytes: configs.saltBytes || 64, | |
| iterations: configs.iterations || 872791 | |
| }; | |
| // Gera Salt | |
| const salt = await new Promise(( resolve, reject) => { | |
| crypto.randomBytes(config.saltBytes, function(err, salt) { | |
| if (err) { | |
| reject(err); | |
| } | |
| resolve(salt) | |
| }); | |
| }) | |
| // Utiliza Password-Based Key Derivation function para gerar hash de senha cifrado | |
| return await new Promise( (resolve, reject )=>{ | |
| crypto.pbkdf2( | |
| password, | |
| salt, | |
| config.iterations, | |
| config.hashBytes, "sha512", | |
| (err, hash) => { | |
| if (err) { | |
| reject(err); | |
| } | |
| const buffer = new Buffer.alloc(hash.length + salt.length + 8); | |
| buffer.writeUInt32BE(salt.length, 0, true); | |
| buffer.writeUInt32BE(config.iterations, 4, true); | |
| salt.copy(buffer, 8); | |
| hash.copy(buffer, salt.length + 8); | |
| resolve(buffer); | |
| } | |
| ); | |
| }); | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment