Since they would trigger changes in user state similarly to firebase.auth().onAuthStateChanged, it is better to put them here. They can still re-publish the post if they are not suspended. We will need to make sure that requests coming in are from authenticated users. firebase.auth().signOut().then(() => { 4. The app.use is just enabling CORS for your express server instance. We can now create a service in our project where we will initialize our SDK with our credentials and export it. hey im trying to generate auth token on client side. Now lets go back to the react application and retrieve those data(tasks). try { firebase-auth-express-middleware An Express JS middleware to simplify writing authentication and authorization logic for API using firebase auth. Error:(16, 15) TS2339: Property 'authToken' does not exist on type 'Request'. Best JavaScript code snippets using firebase. var user = firebase.auth().currentUser; Corrected the typo. Copy and paste the below code inside that file. }) The below image shows my folder structure up to now. You can go to your Projects Firebase Console > Authentication > Users to view the registered users. 6. I am currently in the process of creating an auth middleware to ensure there is a valid firebase token in the request header. . To subscribe to this RSS feed, copy and paste this URL into your RSS reader. If you do not, you can create a simple Register.html file as shown below. } Read programming tutorials, share your knowledge, and become better developers together. Three input fields: Username, Email, and Password are taken from the user. You might have heard about the simplicity of Firebase and how it's an all-in-one solution for database management, authenticating, and storage. In your application middleware file or entry file, you will need to require Firebase and create the config object for the application. I'm a freelance fullstack developer transitioning to Web 3. .verifyIdToken(authToken) Now we need to install the firebase npm package to react application. const firebase = require ('firebase'); var firebaseConfig = { apiKey: "YOUR KEY", authDomain: "YOUR PROJECT.firebaseapp.com", projectId: "YOUR PROJECT ID", storageBucket: "YOUR PROJECT.appspot.com", Should teachers encourage good students to help weaker ones? How do we avoid sharing app secrets with the client for initializing firebase with our configurations. Did the apostolic or early church fathers acknowledge Papal infallibility? Note that this article is not intended to teach you how to create/start an express server. (Here you can select any number of sign-in methods according to your requirement.). What strategy would you recommend we use to securely pass the user's password to the create user Route? var firebaseConfig = { app.post('/register', async(req, res) => { So, we need to authorize the user before sending the data to the front end. I love it when I take my Dreamboat through the ghats. A Computer Science portal for geeks. Did you succeed to use it on the express instance directly through app.use(middleware)? These services can also take care of social auth and that can save us so many lines of code. please help! Get insights on scaling, management, and product development for founders and engineering managers. .catch((error) => { DEV Community 2016 - 2022. Visit your firebase console and create a new project if you haven't already done that. Creating Local Server From Public Address Professional Gaming Can Build Career CSS Properties You Should Know The Psychology Price How Design for Printing Key Expect Future. To understand how the client gets the token and sends it along with each GraphQL request, see Auth.js.We can see from the code that whenever there will be state change, currentUser will be set to the new user and context will return App with the new idToken.App will initialize the Apollo Client which will send this idToken in header along with every GraphQL request. Here I have called this middleware as a global middleware, which means when we are trying to hit any endpoint, this middleware will be triggered and checks whether the access token sent by the frontend is valid or not. const middleware = require('./src/middleware/index'); https://firebase.google.com/docs/auth/web/google-signin. res.locals.currentUser = user; If they have a plain text password I entered and I am a normal user, wouldnt the thought be that Ive reused this email / password combination elsewhere? For further actions, you may consider blocking this person and/or reporting abuse. What is MongoDB? Client-side: Include the ID Token Your client-side code must attach the ID token to the authorization header when making a request to the server. Then you will see the Admin SDK configuration snippet. From that select node.js and copy the snippet. , Firebase handles that for you, just call the getIdToken function when you need a token, hi i am having trouble with the token because it only live for 1hour. Does integrating PDOS give total charge of a system? 11. Posted Worldwide Hey! I'm thinking creating a cloud function that runs whenever a new user is created that communicates with our server to add user to db, and then add the auth().signInWithPopup(prvider) function on the frontend. Thanks for contributing an answer to Stack Overflow! Auth.signOut (Showing top 15 results out of 315) firebase ( npm) Auth signOut. Provide a nickname to the app (enable Firebase hosting if required) and click on register. Tailwind CSS . // Signed in Even if you are handling authentication yourself, you should still hash your password on the server. Authentation Setup Update config/default.json: Then by running the npm run start command, you can see our react application is running at localhost:3000. Step 01: Firebase authentication in react application. And you can use the entire source code from here. firebase-auth-express-middleware An Express JS middleware to simplify writing authentication and authorization logic for API using firebase auth. you heard right, a single line. I have used Bootstrap in order to make the page look better. Do we just use firebase auth and access token? Full-stack Software Developer. For further actions, you may consider blocking this person and/or reporting abuse, As JavaScript devs, we usually don't have to deal with compilers ourselves. Firebase Authentication provides backend services & easy-to-use SDKs to authenticate users to your app. DEV Community 2016 - 2022. In the code above, we have defined two routes. Create a folder called config under the src folder and, inside that config folder, create a firebase-config.js file to add firebase SDK configurations. it will be extracted on the server-side and used to authenticate our user. Thank you! Using Firebase as an Authenticating Middleware in Express.js Ask Question Asked 2 years, 1 month ago 2 years, 1 month ago Viewed 1k times Part of Google Cloud Collective 1 I am currently in the process of creating an auth middleware to ensure there is a valid firebase token in the request header. As a final step, we need to call this middleware in our index.js file. I'm trying to use the firebase REST API for user authentication. but im unable to do so, your one line code to generate token is not working. Inside our express application(backend) Im creating a firebase-config.js file as below. Next, we will write the logic that handles the creation of new users. authorization: Bearer eyJhbGciOiJSUzI1NiIsImtpZCI6 storageBucket: "YOUR PROJECT.appspot.com", Firebase Firebase requires a custom OAuth Authentication Strategy. apiKey: "YOUR KEY", Typescript error TS2345 on regular express code, Property 'user' does not exist on type 'Request>', Connecting three parallel LED strips to the same power supply. Error:(8, 9) TS2339: Property 'authToken' does not exist on type 'Request'. Go to Firebase Settings>Service Account >Generate a new Key. Use authentication middleware to ensure only requests made with JWT tokens provided by the firebase auth service from logged in users can pass through. Asking for help, clarification, or responding to other answers. To learn more, see our tips on writing great answers. Thanks for pointing this out. A common way of securing APIs is with the use of JWT tokens which is generated after a user supplies valid auth credentials and this token is validated on every request. 2. Here are the steps required to create a middleware with Firebase: If you do not have an account on Google, you can create one here. All we will have to worry about is integration. I have updated this tutorial here: https://medium.com/@codemonk/updated-using-firebase-admin-as-an-authenticating-middleware-in-express-js-32d78abcf91. An Express JS middleware to simplify writing authentication and authorization logic for API using firebase auth. Hopefully, this is enough push to get you started with firebase auth on the server. We're a place where coders share, stay up-to-date and grow their careers. I understand that Firebase takes care of the password hashing, but isnt that generally done client side? .status(401) This is also very easy to implement with firebase authentication. Glad to see it helped! Are the S&P 500 and Dow Jones Industrial Average securities? Error:(30, 60) TS2345: Argument of type 'Request' is not assignable to parameter of type 'string'. Then you will be redirected to the project dashboard and now we need to create an app. }); Explanation of line 4: If we observe the authorization header that we are sending from the front-end, its looks like this. Create REST API using Express with Firebase cloud functions | by Savini Hemachandra | Medium 500 Apologies, but something went wrong on our end. We will create an auth middleware to ensure there is a valid firebase token in the request header. 8. What is firebase Seems they use setCustomUserClaims, not setUserClaim? .auth() 5 crud APIs with node or firebase and database integration and authentication. This is quite similar to what we are going to be doing with firebase. Similar steps can be followed while logging in as a user and for logout purposes. Why does the distance from light to subject affect exposure (inverse square law) while from subject to lens does not? Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, How to implement Angular Social Login with Express Server. Hashing is done when you want to store the pass, not send it in HTTP methods. firebase.auth().createUserWithEmailAndPassword(email, password) if every app did authentication the same way you are suggesting then their hashed password is still all that will be needed in a case of compromise. authenticating GET requests in Firebase (+ express backend)? Easy, when we verify a user's token in our middleware, we can easily access this information on the data that is returned. Step 01: Create an instance of the Google provider object: Step 02: Specify additional OAuth 2.0 scopes that you want to request from the authentication provider. Refresh the page, check Medium 's site status,. I am a full-stack web developer with 2+ years of experience with modern technologies like React, Tailwind CSS, material ui antd Node js, Express js, Firebase, MongoDB, and so on. On the other hand, you should have a proper idea about firebase security rules to protect your data. An App Authentication System In A Few Lines Of Code. In the next phase, we will get to the core functions of the application. }; What would be the correct way to also include social login like facebook or google? After authentication, firebase will send you a user object withholding the JWT token. Premium Platinum. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. 08) Create middleware to validate the access token. If it is valid, the relevant request will be allowed. Here you can create an IOS, Android, or Web application, since we are going to use the ReactJS application I choose a web app. Once unpublished, this post will become invisible to the public and only accessible to Deepakshi Sood. This will all be handled by the middleware we created earlier. var errorMessage = error.message; Built on Forem the open source software that powers DEV and other inclusive communities. I have downloaded it into the Backend/src/config directory, and I have renamed it as ServiceAccount.json. https://firebase.google.com/docs/auth/web/google-signin. For login, create a similar form, then get the email, password from the req object. Note: Your platform might require a different SDK and method of installation, examples are angular-fire and react-native-firebase. How many transistors at minimum do you need to build a general-purpose computer? After following the above steps and creating the logout function, our app.js will look like this. Give Victor Nwaiwu a like if it's helpful. First, npm i firebase in our Vue project. auth().setCustomUserClaims In a terminal window at the location of your project, using npm to install firebase. If you forgot to copy the above code segment in the previous step, you can get it by following the below steps. Now you can check whether this application is running by using the below command, and the server will run on port 5000. Creating the project will give you a config object that allows you to connect your application to Firebases database, storage, and authentication services. const provider = new GoogleAuthProvider(); provider.addScope(https://www.googleapis.com/auth/contacts.readonly'); const [authorizedUser,setAuthorizedUser] = useState(false || sessionStorage.getItem("accessToken")); npm i express firebase-admin cors nodemon. I'm building a next js app. $50. Feel free to reach out to me if you have any difficulties following this guide. In this tutorial, Ill be taking you through the steps to set up an email authentication for your Express.js web application. I build responsive websites and applications with my passion and full effort to improve user experience and your business. Refresh the page, check Medium 's site status, or find something interesting to read. Not necessary. 02) Create a Firebase project in the firebase console and activate authentication. An Architect working for a Telecomms company. I always recommend you follow official documentation with these helpful tutorials. useEffect [] onAuthStateChanged user ?? It is not working on my side. One very important part of user authentication is role management. Step 04: Now copy the below code into the app.js. }) }); messagingSenderId: "MESSAGING ID", 06) Finally using the map function, we are going to display tasks. I've encountered two ways in which this can probably be done. Click on the web to create a web app. var errorCode = error.code; apiKey: "YOUR KEY", This post was originally posted by the author here. As a native speaker why is this usage of I've so awkward? If you've worked on various apps, handling authentication can become quite a repetitive task and can get boring which is why I love to make use of external services such as auth0 or firebase to make authentication a breeze. Once unpublished, all posts by emeka will become hidden and only accessible to themselves. res.redirect('register'); A lot of applications, be it a mobile app or a web app have some form of authentication. Firebase is the application development platform from Google Express is open-source and Firebase is a proprietary technology Express.js Overview Express is a free and open-source framework for Node.js that is used for web development purposes. Once unsuspended, deepakshisood will be able to comment and publish posts again. Once suspended, deepakshisood will not be able to comment or publish posts until their suspension is removed. 9. const firebase = require('firebase'); After that add below two script commands into the package.json file. I assume your concern is someone stealing your password, if your apps security is compromised, then they can also steal the hashed password you are sending through the client. In our client side code under /services (or where ever you prefer) we want to create a new file called firebase.js. Then export that module as we usually do. Ive Got 99 Problems but Learning TypeScript Aint One, I Used ChatGPT to Answer Questions on Stack Overflow, JavaScript Visualized: the JavaScript Engine. Now that we have created our middleware, let's use it to protect our private route. Using Firebase as an Authenticating Middleware in Express.js. Would this be the correct way to go about implementing this? But in this article, I use node express backend. Note: I have created a separate method called signInwithGoogle to call when I click the sign-in button. Thanks for keeping DEV Community safe. Did you know that you can use Firebase as an authentication middleware without storing sessions in your database? In this article, I explain how to integrate Firebase Authentication to React, Node.js, and Express applications. Selenium vs Cypress. 2. After that install express, cors, nodemon, and firebase-admin dependencies by using the following command. This string is visible only when the user is signed in. Now we need to choose and enable the sign-in methods that we need to integrate into our app. DEV Community A constructive and inclusive social network for software developers. You will see a list of scripts that you need to add to the. Adding Firebase to the application. After following the above steps our Tasks component will look like this. If emeka is not suspended, they can still re-publish their posts from their dashboard. If your authentication logic depends on the server authenticating an already hashed password from the client, then all a hacker needs is that hashed password from the client, the real password isnt useful to the hacker at this point. Explanation of lines 710: If the decoded value is valid, the next process will be allowed. I am a software developer that loves to experiment. When we deployed though, I had to add in an extra set of functions to set the jwt tokens in the headers. https://github.com/Wanuja97/firebase-authentication-with-react-node-express-article, 01) Official Firebase documentation https://firebase.google.com/docs/auth/web/google-signin, Coding, Tutorials, News, UX, UI and much more related to development, Full Stack Developer | Undergraduate Student at University of Moratuwa, Sri Lanka| https://www.wanujaranasinghe.me/, 3 Bizarre But Brutal Truths You Should Accept as a Self-Taught Programmer, How to create a Drag and Drop file uploading in Angular, How to add a cache layer to the Google Datastore (in Node.js), Building my own mean framework : a-mean - Part 1. When your system decides to migrate from firebase auth to whatever by any reason you will have to make an effort on both FE & BE. When we use firebase authentication, we usually use Cloud Firestore as a database and dont need a backend. We can achieve this by creating middlewares to protect routes that we want to keep private. var firebaseConfig = { Permissive License, Build not available. It should probably be, return axios.get('https://your-api-url/articles', {headers: { It provides backend services, easy-to-use SDKs, and ready-made UI libraries to authenticate users to your app. Ideally a variable-salted hash of the passphrase would be signed by a given client's private key specific to the user, the same one used for a mutual TLS session. Node.js & Google Firebase Projects for $240 - $2000. // An error happened. In this video I am going to show you how to do add authentication to your express.js server with firebase authentication.code: https://github.com . Executing express passport-mongo on the terminal will generate a boilerplate application in your specified directory. firebase-admin is the firebase admin SDK that enables your functions to control all of your backend Firebase services express is the ExpressJS library that lets you create a server instance cors is an npm module that allows your functions to run somewhere separate from your client. We will create an auth service for calling the signup endpoint and signing in of users. Most of my work comes from helping others. rev2022.12.9.43105. 07) Firebase Admin SDK Configuration in the backend. Hey ya! Firebase Auth, stream-chat, and Node.js/Express. Firebase Authentication With Custom Node.js+Express Backend | by Wanuja Ranasinghe | Dev Genius 500 Apologies, but something went wrong on our end. Here is my post request code: app.post("/home", async (req, res) => { const reqBody = . To send requests to the backend endpoint, we need to install the Axios npm package. Error:(32, 13) TS2339: Property 'authId' does not exist on type 'Request'. Constant Observer. firebase.auth().signInWithEmailAndPassword(email, password) For more readability Im creating a separate component (Tasks.jsx) to show these tasks, Inside the Tasks component, Im doing the following things to retrieve data from the backend. 3. So the short answer is that you could use a custom express but it probably isn't necessary. Unflagging emeka will restore default visibility to their posts. getAuthToken(req, res, () => { [Bearer , eyJhbGciOiJSUzI1NiIsImtpZCI6..]. Since Firebase does not provide a UI for us to redirect to, we use flow #2 outlined in OAuth Flow. Worked with Different Javascript frameworks both frontend and backend (Angular 2, 4, 5, 6, 7, Vue.js, Ember.js, Express, React), Ruby(Rails), PHP(Laravel, CodeIgniter), Python(Flask), I also have int https://medium.com/@codemonk/updated-using-firebase-admin-as-an-authenticating-middleware-in-express-js-32d78abcf91. Particullary interested in app development, Microservices & EDA. Add authentication to your Login/Register forms. If you do not already have a package.json file, run the following command in your terminal. const {email, password} = req.body; This can easily be done with a single line of code. To generate the config object, check out this guide. In this article, I am going to cover using firebase to secure our APIs so that only authorized users have access to our resources. Today, I will talk about writing a middleware for your express application using Firebase alone. In this section, we set up your Next.js application with Firebase Auth. }); We can now protect our admin resources with this middleware. If deepakshisood is not suspended, they can still re-publish their posts from their dashboard. With you every step of your journey. 02) Pass the access token to the Tasks component through the props. . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. 2. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Debian/Ubuntu - Is there a man page listing all the version codenames/numbers? To keep things clean, we can also create a service on our client for initializing firebase with our configurations. The rest is to customize your application according to your needs. Making statements based on opinion; back them up with references or personal experience. Refresh the page, check Medium 's site status, or find something interesting to read. I need an experienced NodeJS developer to help me set up a project template with the following requirements 1. use Google Firebase Admin API for authentication ( 3 types of user: SuperAdmin, Admin, A. Made with love and Ruby on Rails. Once unpublished, this post will become invisible to the public and only accessible to Nwakwoke Patrick Nnaemeka. So, we need to extract the access token from this string. Finally, after creating the middleware, you can use this middleware in a route and see that it works like so: You do not need to use a different package as an authenticating middleware to store sessions in your database. And here I also use a useState to track the authentication status of the user. As I mentioned earlier, when the client sends the request with an access token, we authorized the token from the backend by with communicating firebase. It brings a lot of ease for the developers as most of the code here is already written. For the server-side, we will be using the firebase admin SDK as it is more suited for what we are trying to accomplish. try { res.redirect('/login'); I want to implement the same. return res Would just hashing with a salt and always checking against that suffice? Yeah, but if every app did authentication the same way you are suggesting then their hashed password is still all that will be needed in a case of compromise. If you're not using javascript on the web you should check out how to initialize firebase on your specific platform. var errorMessage = error.message; Updated on Mar 11, 2020. Coding enthusiast. To do that first we split the string from space ( ), then we will receive an array like this. . Is it cheating if the proctor gives a student the answer key by mistake and the student doesn't report it? Why is Singapore considered to be a dictatorial regime and a multi-party democracy at the same time? i'm zakaria chahboun, i'm a software engineer what is "setUserClaim"? authDomain: "YOUR PROJECT.firebaseapp.com", We need to generate a config object to use with the application. Most upvoted and relevant comments will be first, Computer Science, Mathematics, Teaching @ Florida State. 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