done - this is callback function with two arguments error and data is called, the profile.id data is used to query the mongo database to check if the user account exists, if it doesn't exist the user is created with the data gotten from github.profile - contains user data gotten from GitHub.if these values are correct and up to date the callback function with four parameters with be called Here we use passport-github2 strategy, we pass the configuration object which includes the ClientId, ClientSecret, and CallbackUrl, these values should match the one used in creating the github application. This code exports a middleware this middleware is required when making an authentication request with passport-github2 strategy. This directory is going to contain all our utility functions, for this project. To start, create a Nodejs project by running this command.Įnter fullscreen mode Exit fullscreen modeįirst, we create a utils directory. Your application will be issued a Client ID and Client secret, which this strategy needs to work. Your Homepage URI and Callback URI should match the one in your application. If you have not done this, You can do that here. Find out more about Passport here.īefore using passport-github2, you must have a Github account and register an application with Github. A comprehensive set of strategies supports authentication using a username and password, Google, Facebook, Apple, Twitter, and more.

Passport is authentication middleware for Node.js. Node JS should be installed on your system.You can get the source code for this project here, this project can be used as a boilerplate code when setting up an express app that uses Passportjs for authentication. In this article, you will learn how to authenticate with GitHub using Passport.js in a Nodejs express app.

Passport node js