So you need to manually save before redirecting. How can I determine if a variable is 'undefined' or 'null'? 5 comments . The client is server-side rendered using Pug templates styled with CSS.. Look for the emoji if you'd like to skim through the content while focusing on the build steps. Finally chrome web console gave away a clue, wherein it still worked on chrome, then. The solution works for me. will add an empty Passport object to the session for use after a user is This allows The genid function logs that we are inside the session middleware and it logs the request objects session id. Good eye! Hope it helps someone, who encounters this issue in the future. We send our cURL request to the server along with our session id, The server receives the requests, and the session middleware cant find the session id in memory, so it call the genid function. the HttpOnly attribute is set, otherwise it is not. The following route will authenticate a user using a username and array. 566), Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. The above makes use of the -X option we can pass curl to GET or POST to an endpoint. connect-azuretables An Azure Table Storage-based session store. not be called. While were at it, lets also update our configuration to handle invalid user credentials or any errors that are returned by axios from the json-server. By clicking Sign up for GitHub, you agree to our terms of service and Specifies the number (in milliseconds) to use when calculating the Expires The server uses the value of the cookie to retrieve information it needs across I've been fighting for quite awhile with this bug: immediately after the user authenticates with, say, Google, req.isAuthenticated() is returning false. When I use the library however req.user is undefined. cookie: { path: "/", httpOnly: true, secure: true, sameSite: false } express-session-level A LevelDB based session store. This should log the data that we send to the server in our POST request. connect-mssql-v2 A Microsoft SQL Server-based session store based on connect-mssql. Episode about a group who book passage on a space ship controlled by an AI, who turns out to be a human who can't leave his ship? In the server logs we see: The one new thing to point out here is that we got to the deserializeUser callback function, which matched our session id to the session-file-store and retrieved our user id. From the client folder, call the cURL command again. You should get the same session id output by server every time. I admit I've turned my attention toward other parts of the project (auth is just one small piece), so it might be some time before I look back into it (weeks or more ). I am not able anymore to reproduce it, event after 15 sec. The text was updated successfully, but these errors were encountered: Very slowly working my way through the issue. To get the ID of the loaded session, access the request property How do I know if this is necessary for my store? The text was updated successfully, but these errors were encountered: This worked for me this a similar issue: #306 (comment), @Xoto1162 @championswimmer, sent a PR for the same, https://github.com/mjpearson/passport-slack/pull/28/files that should be it :). Then, call the cURL command and pass in some options to get our homepage endpoint. In this tutorial, you'll learn how to secure Node.js web application built with the Express framework. It immediately begins a request for the session, which hits the DB. an https-enabled website, i.e., HTTPS is necessary for secure cookies. Lets also add the -v flag to see this. There are some cases where it is useful to call this method, for example, the request-response cycle will end. I was using findOne() in findById() and then I replaced it with find() and now req.isAuthenticated() is working fine. If they refresh the app, then they are displayed as logged in. To learn more, see our tips on writing great answers. Lets make that curl request one more time from our client folder. Have a question about this project? To fix it i add my app URL to the allowed sides for use cookies . function, which in the above example is storing the user's ID, username, and You signed in with another tab or window. If you could, in the future please use markdown to format code in your answers. connect-monetdb A MonetDB-based session store. When the session is authenticated, Passport will call the deserializeUser deserializeUser functions it supplies. So I'm stuck). Lets fix that. It was working fine, until suddenly it stopped working and that too just in Safari. A get and a save are in flight at the same time. Note When this option is set to true but the saveUninitialized option is This is simply a read-only value set when a session can you know the mistake. parallel requests to your server and changes made to the session in one The session argument should be a session if found, otherwise null or I fixed this issue by fixing my passport.deserializeUser. Npnp. Step 3: session searches for req._passport.session.user, I have no idea why 1 and 2 are circular, or where any additional value comes from outside of this loop. You can see above that we never made it to the callback function of passport.deserializeUser(), because we have not authenticated. By default, the Secure Function to call to generate a new session ID. I faced the same issue , and the problem was Cookies blocked by default on the browser i uses . callback should be called as callback(error, sessions). does not exist in your repository. Refresh the page, check Medium 's site status, or find something. Ive abbreviated the response above, but you can see that in the data being returned from the server (indicated by the < symbol) that we are setting the session ID to a random string. In the above, we have changed a few things. The local strategy uses a username and password to authenticate a user; however, our application uses an email address instead of a username, so we just alias the username field as email. I didn't really read the code too much. Specifies the value for the Path Set-Cookie. Hopefully, youve learned a bit more about the following things: I will leave adding the signup flow as an exercise to you. Can corresponding author withdraw a paper after it has accepted without permission/acceptance of first author. As the user navigates from page to page, the session itself can be authenticated oracle via the node-oracledb module. Here's where the issue comes in (I think). I know its late, but I face this issue with FB login strategy. Now, lets change the response text of our home page path to something else and lets also console.log() the request object, so we can see what it looks like. Ive abbreviated the output above, but as you can see, the session id (bolded) is being sent in the header of our request, and we know its being sent TO the server because of the > symbol. user, is known as a session. connect-session-knex A session store using session is established by setting an HTTP cookie database load incurred when authenticating a session. connect-db2 An IBM DB2-based session store built using ibm_db module. As you can see above, Ive removed all of our server logging. The problem begins with the callback route from logging in through Google. express-oracle-session A session store using native Note, that we call this after we configure our app to use express-session and the session-file-store. req.session.passport.user is undefined Ask Question Asked 6 years, 8 months ago Modified 6 years, 8 months ago Viewed 4k times 1 I can not find the error, my method does not serialize the user. In any tutorial, I have always struggled with understanding the authentication portion of it. credential. Why does Acts not mention the deaths of Peter and Paul? I have the same issue. +1 This is because the session was being stored in the servers memory. Storing User Sessions on the Server with Express-Session Making statements based on opinion; back them up with references or personal experience. based session store. express-session-cache-manager mssql-session-store A SQL Server-based session store. Then call npm run json:server from the /db folder. Then we tell the local strategy how to find the user in the database. Specifies the Date object to be the value for the Expires Set-Cookie attribute. Heres the general gist though: check to make sure there isnt a user with that email address already in the database, if there isnt you can use axios.post() to store data in the db.json (make sure to hash the password with bcrypt), then call req.login() with the user object youve created. When the login immediately works (which is only if the user has never logged in before on that server instance), then req.session[passport._key].user is set in that conditional. You can wind your way through Passport's API, but the important stuff begins with this method. Node JS with Passport Authentication simplified - Medium As such, those two By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. This optional method is used to delete all sessions from the store. signUp login, , "user" request variable. It's not a solutionit's way to diagnosis problem. We also need to do one other thing. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, You seem to be mixing JWT's with "regular" (cookie-based) sessions, which may be an issue. What happens if you put setTimeout for a few seconds before redirect after login? Alright, Im expecting one problem now. What's the cheapest way to buy out a sibling's share of our parents house if I have no cash and want to pay less than the appraised value? I've determined that Passport is failing to initialize properly under certain conditions. Trust me -- I'll be sure to check back in here once I figure out more. What is this brick with a round back and a stud on the side used for? Copy the n-largest files from a certain directory to the current one. I've actually tried the res.redirect("/") in my code and it fails in the browser (it doesn't like the response), can you provide the source of info in which you found out that a redirect is necessary. Again, our server responds with yet another session id, because we sent the same session id from before we restarted the server. By default, this is false. Namely, after, the req.isAuthenticated() is false options in the middleware constructor). Where it finally worked for me was towards the start but after any configuration files. We still havent solved the problem though. The second one works because it's creating an ID on the fly and thus it is not undefined when you assign it. Since we now understand the authentication flow, all of that logging is unnecessary. First, were going to create a top-level folder called authTut just to hold the 2 sides of the project, the server and the client. So the solution in my opinion is to remove JWTs. Creative Commons Attribution-ShareAlike 3.0 United States License. In an Express app, session support is added It has a key that can be used to identify our user in the future. are typically fine. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. etc.). Passport is used as middleware within a web application to authenticate If an array of secrets is Once its installed, lets modify our server.js file in the following ways: Note, in the session configuration below, I am leaving the secret as keyboard cat, but in production you would want to replace this with a randomly generated string thats pulled from an environment variable. Basically after signUp or login, when I am redirecting, unable to find "user" in request variable. How session data is stored and retrieved both on the server and client, Passports authentication flow and how to use it for authorization as well, How to use bcrypt to check plaintext against hashed passwords. Before we talk about it, an important thing to know is that Passport maintains a special attr on the session called passport. req.isAuthenticated() always returns false outside of passport local strategy, phonegap ajax user authentication with nodejs-expresss-mongo-passportjs, Page is not properly redirecting with express-session and passport nodejs, Passport JWT is always returning 401 unauthorized when using OpenID Connect ID Token. Run the following commands in your terminal. I don't think the the source of express-session was optimized for readability, but the important thing to know is that the session will save itself if its been modified. given location with a 302 Found response. /users/:id). obtain that information. Lets try it out. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. why the order is so important to ruin everything? the specification. To emulate the browsers storage, we will create a /client folder within /authTuts, and we will also create a /server folder where we will build the server. and this method is used to signal to the store the given session is active, However, in situations where the logging in does not work, then initialize does not find the user. In the route above, the Alright, so, what's going on now is that our session has been written to. It's a big function, but we're only concerned about a few things. This option only modifies the behavior when an existing session was Could be due to the express-session middleware needed for passport. This middleware handles session generation as express doesnt automatically do this. Express-session 1.14.0 Choosing false will also the future. If the data we receive from the POST request matches the data we find in our database, we call the done(error object, user object) method and pass in null and the user object returned from the database. session, from other state that may be stored in the session. The callback should be called as callback(error, len). Either in implementation of your passport or in passport dep tree itself. This is the secret used to sign the session ID cookie. When the session middleware is done overwriting the session id we sent, control is handed over to the callback function within app.get(), where we log that we are inside the hompage callback function and log the new id. I have same problem, @Nitin you save my day! Also, are you using AJAX to retrieve the protected route? connect-redis A Redis-based session store. You should see our response returned. which will authenticate the request. Choosing false is useful for I think bug somewhere in async calls for passport or in the passport adapter you are using. Now, lets hit our login route again, and using our existing cookie-file.txt then hit the /authrequired route. undefined if the session was not found (and there was no error). It logs false when Google redirects back to my page, but if the user manually refreshes then it returns true. This is because passport rides on top of these. This is why you can create an account or sign in and it authenticates fine at first but later on you find out req.user is undefined or req.isAuthenticated() is false throughout the app. Everything is good so far. connect-memcached A memcached-based session store. This is where passport comes in. Here, were including it just in case you ever want to use this file as boilerplate for a new project. This can be either a string Now, open up a 3rd terminal tab or window and in the server folder and install the uuid module, which helps us to generate random strings. still haven't had time o set up an isolated case though :). node-connect-pg-simple 3.1.0 (for persisting sessions to Postgres). In my app, the save resolves before the get (which you might expect to happen in most cases, since it started first), but the read from the DB still returns the pre-saved data. This property is an I am not sure that setTimeout is a solution, even it looks a good idea. > indicates data cURL has sent to the server. Note The expires option should not be set directly; instead only use the maxAge This tradeoff is controlled by the application and the serializeUser and Resolved in my case, I also faced the same problem, but resolved just by reordering the code as mentioned below: Refactored code : (which fixed the problem): I have to agree with @karan525. particularly pertinent when session data is stored on the client, rather than NOTE be careful to generate unique IDs so your sessions do not conflict. This location is typically the Express + Passport.js: req.user is UNDEFINED. The callback should be called as callback(error) once connect-pg-simple A PostgreSQL-based session store. My problem was with findById() method in deserialize(). present uniform stores to users. The following modules implement a session store that is compatible with this This can also be accomplished, more succinctly, using the passport.session() req.sessionID. Here we tell passport how the local strategy can be used to authenticate the user. After authenticating, passport.js requires you to reroute/redirect. provided, only the first element will be used to sign the session ID cookie, while Please note that secure: true is a recommended option. Curious to know if you figured it out, I'm running into the same issue. More information about the different enforcement levels can be found in Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey. You should see the JSON from our db.json file being output. To see all the internal logs, set the DEBUG environment variable to Maybe there is bug where you need to let the event loop process once before session sticks. Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey, NodeJs Passport isAuthenticated() returning false even after login, req.isAuthenticated reads true until res.redirect to my home page, PassportJS authenticated flag fluctuation, Passport js local strategy custom callback showing user as false and info as Missing credentials, Express-session + Passport + MongoDB - req.isAuthenticated() always return false after login, Passport.js: connect-ensure-login not working. When truthy, alias of req.sessionID and cannot be modified. The Hopefully that might help for others that ended up here same reason as I did. To maintain a login session, Passport serializes and deserializes user Any suggestions on how to move forward? One from the app and the other from the library. Your cookie-file.txt should now have a new session id saved in it. The default value is undefined. by applications to maintain other state unrelated to authentication. When we include new modules in our server.js file, nodemon will automatically restart and be able to pull these modules in. cluster-store A wrapper for using in-process / embedded the req.session_passport set by #logIn is undefined. Recommended methods are ones that this module will call on the store if determined by the application, which supplies a serializeUser and a But req.user was undefined until I installed @types/passport. Please make a PR to add additional modules :). For me, I did what all the answers said, but it wouldn't log in, at least most of the time. When truthy, Forces the session to be saved back to the session store, even if the session This is primarily used when the store will automatically delete idle sessions Specifies the boolean or string to be the value for the SameSite Set-Cookie attribute. This is often paired with the failureMessage option, The req.login(user, callback()) method takes in the user object we just returned from our local strategy and calls passport.serializeUser(callback()). if using express you must also in the cors middleware to include the origin and set credentials to true otherwise you will receive an error, This worked for me. (For more info I've posted an answer on this link.. I am facing a session problem, Getting req.user undefined after successful passport. Note be careful when setting this to true, as compliant clients will not allow I had this exact same issue but it turned out that I had to give fetch (which is what I was using) the option credentials:'include' like so: The reason is because fetch doesn't support passing down cookies, which is necessary in this case. Once complete, the callback will be invoked. is useful when the Express "trust proxy" setting is properly setup to simplify Force the session identifier cookie to be set on every response. You should get the response Listening on localhost:3000. var session = require('express-session'); // required for passport session app.use(session({ secret: 'secrettexthere', saveUninitialized: true, resave: true, // using store session on MongoDB using express-session + connect store: new MongoStore({ url: config.urlMongo, collection: 'sessions' }) })); Within passport.serializeUser , I see the User of the array, but when I trigger a protected route, req.isAuthenticated , always returns me false. Then require it in server.js and configure express to use it. It then always sets it to req.session._passport. Best JavaScript code snippets using express-session. The SAML Strategy works well in doing this. Find centralized, trusted content and collaborate around the technologies you use most. There is an inherent tradeoff between the amount of data stored in a session and Here are detailed logs of the logging in process: It looks like deserialize isn't being called when Google redirects back to my app; could that be the source of the issue? The next line is the port we connected to, which you notice is the port we specified when we created the server. Optional methods are ones this module does not call at all, but helps That is why you added passport.authenticate ('local-login', to the "/signin" endpoint. connect-memjs A memcached-based session store using nedb-session-store An alternate NeDB-based (either in-memory or file-persisted) session store. Maybe not. at which time req.session.touch() is called to reset Try hit a specific /users route: http://localhost:5000/users/2f24vvg. Here, we are getting our / endpoint. the cookie back to the server in the future if the browser does not have an HTTPS Some web browsers or other clients may be adopting this specification. This is a Node.js module available through the you can safely set resave: false. This is the request object that our server constructs from the data we sent to the server. And by default it sets who the user is under the key user. This one succeeds, because the user clicked "Allow" on the Google page. session data has been altered (though this behavior can be altered with various navigate the application. Google Strategy for Passport 1.0.0 It takes that user object and 1) saves the. This method takes 2 parameters. github.com/vcvcchaturvedi/job-helper-be/blob/master/index.js, When AI meets IP: Can artists sue AI imitators? This is what fixed it for me. Now, lets shut our server down and start it using nodemon. So we can see here the creating the session file store allows us to save sessions on the server side. Auth0 React, Node, & Passport - session.passport.user undefined Youll notice in the above that when we configure our app to use the body-parser middleware, bodyParser.json() and bodyParser.urlencoded(). use this as application-level middleware, maxAge milliseconds to the value to calculate an Expires datetime. case is made when error.code === 'ENOENT' to act like callback(null, null). Inside the strategyClass declaration, we will take in the data from our POST request, use that to find the matching user in the database and check that the credentials match. When we use the the session-file-store module, by default, it creates a new /sessions directory when it is first called. Testing it on localhost will often result in too fast redirects. Because an authenticated session is If you remember, the pre-saved data didn't have a user (because Passport never logged them in), so the user ends up being considered logged off. This seems to happen before logging in. Sometimes, there's an existing session in the DB. check with your store if it implements the touch method. As you can see in the above, our session middleware genid function is being called. This is where things get interesting, so I'm going to slow down a bit. without a session. connect-ml A MarkLogic Server-based session store. Sign in Every session store must be an EventEmitter and implement specific connect-lowdb A lowdb-based session store. I also cannot get the "workaround" to work (req.session.save()). So what was the point of all that? Please research into this setting and Things should be more clear after looking at the code and the server logs we generate. However, once we get to our callback from our GET request, the session middleware had been run and added the sessionID to the request object. option. Are you saying that this allows req.Authenticated to return true: app.route ('/login') .post ( (req,res) => { if (req.isAuthenticated ()) { res.render (process.cwd () + "/views/pug/profile") } else { res.redirect ('/'); } }); krisb1220 May 22, 2020, 9:16pm #3 Note, the email and password field passed into the function inside new LocalStrategy() are the email and password that we send to the server with our POST request. Here, you would normally see something like DB.findById() but for now were just going to ignore that and assume the correct user is returned to us by calling our users array containing our single user object. Install express-session. Each session has a unique ID associated with it. I set the sameSite option to false, and it works for me Please note that secure: true is a recommended option. The default value is true, but using the default has been deprecated, as the Try calling this function as many times as you like. developing. Connect and share knowledge within a single location that is structured and easy to search. I broke my head around all of the above solutions and nothing seemed to work. The first one is occurring because user.id is undefined. After days of hacking, I fixed this issue by changing the samesite to "none". , All thanks goes to @dougwilson honestly : ), i think when use express-session and store session to db will cause this issue.i can resolve it by call 'req.session.save' before res.redirect;but i think you should call 'req.session.save' when call 'failureRedirect' or 'successRedirect' function too.if i set failureFlash:true, the failureRedirect can not read req.flash('error') too.