Node.js TOTP Verification and User Management Package

Version 1.0.0

Summary

This package has the capability of setting up an authentication server that works with Google Authenticator or any other similar app that generates TOTP tokens based on RFC 6238 and RFC 4226. Full capabilities;

• Verify generated tokens,
• Generate a simple authentication server,
• Generate unique secrets for different users,
• Connect to a MySQL or Redis datastore instance to manage users and secrets,
• Provide a very simple front-end as a POC

There is also a Dockerfile and a docker-compose.yaml file for the Dockerization of the application.

Dependencies

• dotenv: 9.0.2
• express-handlebars: 5.3.2
• hi-base32: 0.5.1
• method-override: 3.0.0
• qrcode-terminal: 0.12.0
• mysql2: 2.2.5
• redis: 3.1.2

Setup

Installation

You can either download the package directly from npm or clone the repo to your machine to use it. \

1- Download from npm:

• npm i @egekaangurkan/node-authenticator

2- Clone the repo:

• git clone https://github.com/EgeKaanGurkan/node-authenticator.git
• Install dependencies:
  • cd node-authenticator
  • npm i

To start the setup, after cloning the package take a look at the .env-example file that is in the installation. This file contains numerous variables for you to be able to manage and customize the installation to your needs. Create a copy of the file called .env and start editing variables there.
Variables;

• SECRET_LENGTH: Determines the length of the secrets that will be generated for new users.
  Default value: 20
  Note: This length can be 20 characters max if you are using this package to connect to a Redis or MySQL database.

• CREATE_SERVER: Determines whether an authentication server will be generated.
  Possible values:

  • true (default)
  • false

• SERVER_HOST: The hostname of the auth server.
  Default Value: localhost

• SERVER_PORT: The port of the auth server.
  Default value: 60000

• SERVER_AUTH_PATH: The path for the authentication requests. The server will listen to: <SERVER_HOST>/<SERVER_AUTH_PATH>, so, localhost/auth by default.
  Default value: auth

• SERVER_ENCODING_SCHEME: If you set this variable to base64, your messages will be decoded at the server side.
  Possible values:

  • ascii (default)
  • base64

• CREATE_DATABASE: Set to false if you do not want to create a new database. Otherwise, the module creates a new database called auth_users.
  Possible values:

  • true (default)
  • false

• STORAGE_TYPE: Set the backend database type.
  Possible values:

  • mysql (default)
  • redis

• DATABASE_HOST: Set the database host.
  Default value: localhost

• DATABASE_PORT: Set the database port.
  Default values:

  • 6379 for Redis
  • 3306 for MySQL

• DATABASE_USES_TLS: Uncomment if your database uses TLS.

  • KEY_FILE_PATH: The path to the key file.
  • CERT_FILE_PATH: The path to the cert file.
  • CA_FILE_PATH: The path to the CA file.

• DATABASE_USERNAME: Set database username.
  Default value: root

• DATABASE_PASSWORD: Set database username.
  Default value: root

• DATABASE_NAME: Set the database to use when using MySQL. Equivalent to: USE <DATABASE_NAME>.
  Default value: auth_users