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If the answer is yes, we can skip creating a user in our database. An existing app built with Express.js and Mongo database. How to find published article from arxiv preprint. After completing all the steps mentioned above you have to test whether it works, for that, we have run the server.js file as it consists of the APIs. 4.Create a new project in the Google Cloud Platform Console and setting it up. passport-google-oauth. If you want your app to get access to users’ gmail address, you will need to specify it in the scope. Fill in the package name as “test google” and keep pressing enter till you get the question “Is this OK? It will redirect you to the google login screen. Install passport and passport-google-oauth20 using npm. Stack Overflow for Teams is a private, secure spot for you and In the above code section, the two API calls are implemented using express. To implement google authentication we have to create a google authentication strategy. Next, let's create a key to encrypt the cookie and store it inside keys.js file in config folder. Other than facebook, twitter, and google, passport supports hundreds of other api for authentication. what if the backend and frontend are from two different domains? In the Vue app, I have a href to /api/auth/google, Finally, I have decided not to use passportjs. site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. How to logout from the application when the user sign out from Google. After you click, a pop up will appear which displays the Web client id and the client secret, copy both of them and create config.js file in your folder and put the copied info in below format. Now let's go over the basic OAuth flow again. This article will take you through how Google authentication has to be implemented in a Node js application. What person/group can be trusted to secure and freely distribute extensive amount of future knowledge in the 1990s? To set up Passport, you will need to require both Passport and Passport-Google-OAuth2.0 and instruct Passport to use a new instance of Google Strategy. To kick things off, first we need to set up Passport and configure its strategy. I would like to integrate the Google-strategy of passportjs in my Vue App (Node is running in back-end). We should add this file to gitignore so that it won't be committed to Git. I used the Javascript SDK to integrate the connection pop-up and when the user is logged, I check in the back the value of the token sent by the front and get the user infos. Type yes in there and press enter. In this tutorial, we will use the Local Authentication Strategy of Passport and authenticate the users against a locally configured Mongo DB instance, storing the user details in the database. Thanks for contributing an answer to Stack Overflow! To test, let's restart the server and go to http://localhost:3000/auth/google. Sign in to Google Cloud Platform console using your Google account. Open source and radically transparent. It will be very helpful. done function: this is called to tell passport that we have finished looking up or creating a user and it should now proceed with the authentication flow. To implement google authentication we have to create a google authentication strategy. at least google ID) and the message "you reached the redirect URI". Now click on the credential in the side navigator. Implement the Google strategy via Passport in your Node js project. In other words, Passport generates some identifying token, stuff it inside a cookie and send to the user's browser. Testing whether Google authentication works on your application. How to interpret a large Cohen's d when p-value is non-significant and CI's are close to 0. Imagine a scenario when the user can log in your app with Facebook or Twitter account apart from Google. how to append public keys to remote host instead of copy it. In the next section click on “web application” and fill the name(as “test google”) and Authorized redirect as http://localhost:3000/callback (this is callback fired if the google authentication is successful) and click create. Do I need to cut the paneling and remove the outlet? You will also be asked to fill out the "Authorized JavaScript Origins" and "Authorized redirect URI". //check if user already exists in our db with the given profile ID, //if we already have a record with the given profile ID, http://localhost:3000/auth/google/redirect, https://developers.google.com/identity/protocols/oauth2, How to deploy a MEN stack app from our local machines to Heroku, You get redirected to a Google consent screen, asking if you grant permission for the app to gain access to your Google profile info. Is the nucleus smaller than the electron? Could evaporation of a liquid into a gas be thought of as dissolving the liquid in a gas? refreshToken: Access tokens typically have a limited lifetime. the cookie will be automatically added to the request sent to the server. The check in the back is managed by the Auth Library of Google : https://github.com/googleapis/google-auth-library-nodejs. Create a new project in the Google Cloud Platform Console and set it up. The app then hands control to Passport to communicate with Google to handle authentication. How to stop a toddler (seventeen months old) from hitting and pushing the TV? rev 2020.11.3.37938, Stack Overflow works best with JavaScript enabled, Where developers & technologists share private knowledge with coworkers, Programming & related technical career opportunities, Recruit tech talent & build your employer brand, Reach developers & technologists worldwide, Manage passportjs Google-Strategy in a Vue App, https://github.com/googleapis/google-auth-library-nodejs, Podcast 283: Cleaning up the cloud to help fight climate change, Creating new Help Center documents for Review queues: Project overview, PassportJS in Nodejs never call the callback function, phonegap ajax user authentication with nodejs-expresss-mongo-passportjs, Missing required parameter: redirect_uri with passport-google-oauth, Angular-Express-Google Strategy for Google+ Authentication unable to pass Access Token to Angular, Invalid parameter value for redirect_uri: Missing scheme: /auth/google_auth_code/callback. Vue app is running on localhost:8080 and Node is running on localhost:5000. user in the code refers to the user model instance we just looked up or created in our database, whereas user.id is the ID assigned by Mongo, instead of Google profile ID. If they have been installed, the result will be similar to the following. It’s one of the prerequisites in this article. That's why we use user.id instead of Google ID in the serializeUser function. This file is created to implement the strategy and configuration for google authentication. Is there a name for paths that follow gridlines? Sign in to Google Cloud Platform console using your Google account. Implementing the Google strategy via Passport in your Node js project you created, Create a file named googleStrategy.js in your folder. To kick things off, first we need to set up Passport and configure its strategy. This collection is for storing users' Google ID so that the app will be able to associate resources (such as posts) with these users and to identify them after they sign out and sign in again. If you are using facebook, twitter, google’s api to authenticate users, then passort-facebook, passport-twitter and passport-goolge will have to be installed. In this example, I need access to the user's Google profile and email address, which is why I put profile and email next to the scope. How much predictive power do those tiny towns in New Hampshire who declare at midnight have for US Presidential elections? The server fires passport callback function, which looks up or creates user in our app's database. The key can be any random characters. What does rain 雨 have to do with mold 霉 and bad luck? Install passport and passport-google-oauth20 using npm. User will be directed to the Google page asking for user's permission. To do so you will have to follow the steps mentioned below. What prevents dragons from destroying or ruling Middle-earth? The compulsory attributes you have to fill are the application name (as “test google”) and the authorized domain(as [YOUR_PROJECT ID].appspot.com). After this step, let's add the following to your app.js file to tell your app to use cookie session and to tell passport to use cookie-session to handle authentication. Axios.post from the Vue App to the authentification route, Check and validate the user/passport in my route and send a JWT Token to the Vue App. Next to the Google Cloud Platform logo click on Select Project. To check if logout function works, you can go to http://localhost:3000/auth/logout. Afterwards, you have to start a new project using the npm command as shown below. Really clear way of describing authentication flow!! What is the advantage of using Logic Shifter ICs over just building it with NMOS Transistors? For security, before hooking the Google credentials to our Google strategy, we need to save them in a keys.js file of config folder. Passport has already been set up previously so it will start the OAuth flow. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. Thanks for the article. The strategy accepts a callback which is called after the user has been authenticated. What is a proper way to support/suspend cat6 cable in a drop ceiling? Copy and paste the code section below to your googleStrategy.js file and save it. To learn more, see our tips on writing great answers. Install passport and passport-google-oauth20 using npm. cookies only work on the same domain right? In order for Google to identify which application's Passport interacts with their API, you will need to obtain clientID and clientSecret in Google Developers Console. Congratulations! Configure Strategy. For using the Local Authentication Strategy, we need to install the passport-local module: npm install passport-local. Now, We have to create the API to begin testing on the google authentication implemented. “app listening on port 3000!” will be printed to confirm you that your server is running in localhost port 3000. Testing whether Google authentication works on your application. I am trying to use PassportJS (Google OAuth Strategy) to authenticate users and extract calendar events once they have logged in and granted permissions. This is a meta-module that combines passport-google-oauth1 and passport-google-oauth20. We also need to require mongoose and the users model of our database. 2. Initially, you have to create a folder and then open it with Visual Studio Code (suggested text editor by the writer). As you do so a package.json file will be created in your folder (Look for it). A constructive and inclusive social network. A whole list of scopes can be found here. 5. We also don't need to use any refresh token in this example. Hi Sarvagya, yes, there has to be googleId set up as a String in your user schema. How to Generate a List of Users in React From a Restful API Using Lifecycle Hooks and State. null: an error object which tells passport things are fine and there is no error. We will discuss these steps in a moment. maxAge refers to the milliseconds of the duration that the cookie will last. Additionally, install express which we will be using to build our API later. In our mongoose model, do we need to have a field which says googleId? First, let's install cookie-session by running the following command in the terminal. When they expire and if the app wants to gain access to a protected resource, refresh token are used to allow an app to obtain a new access token without prompting the user.

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