Implemented JWT authentication using Passport.js

1 files changed, 29 insertions, 0 deletions

diff --git a/server/config/passport.js b/server/config/passport.js
new file mode 100644
index 0000000..02ad4f6
--- /dev/null
+++ b/server/config/passport.js
@@ -0,0 +1,29 @@
+const passport = require('passport');
+const jwtStrategy = require('passport-jwt').Strategy;
+const extractJwt = require('passport-jwt').ExtractJwt;
+
+const {masterKey} = require("../config/env");
+const User = require('../models/User');
+
+const options = {
+  jwtFromRequest: extractJwt.fromAuthHeaderAsBearerToken(),
+  secretOrKey: masterKey
+};
+
+const jwtStrategyCallback = (jwtPayload, done) => {
+  // Try to find user
+  User.findOne({_id: jwtPayload.sub}, (err, user) => {
+    // Database error
+    if (err)
+      return done(err, false);
+
+    // No user found
+    if (!user)
+      return done(null, false);
+
+    // Successful login
+    return done(null, user);
+  })
+};
+
+passport.use(new jwtStrategy(options, jwtStrategyCallback));