server/auth.js

@@ -1,9 +1,11 @@
-const basicAuth = require("express-basic-auth")
+const basicAuth = require("express-basic-auth");
 const passwordHash = require("./password-hash");
 const { R } = require("redbean-node");
 const { setting } = require("./util-server");
 const { debug } = require("../src/util");
 
+const remoteUserHeader = process.env.REMOTE_USER_HEADER;
+
 /**
  *
  * @param username : string
@@ -13,7 +15,7 @@ const { debug } = require("../src/util");
 exports.login = async function (username, password) {
     let user = await R.findOne("user", " username = ? AND active = 1 ", [
         username,
-    ])
+    ]);
 
     if (user && passwordHash.verify(password, user.password)) {
         // Upgrade the hash to bcrypt
@@ -27,25 +29,38 @@ exports.login = async function (username, password) {
     }
 
     return null;
-}
-
-function myAuthorizer(username, password, callback) {
+};
 
+function basicAuthHandler(username, password, callback) {
     setting("disableAuth").then((result) => {
-
         if (result) {
-            callback(null, true)
+            callback(null, true);
         } else {
             exports.login(username, password).then((user) => {
-                callback(null, user != null)
-            })
+                callback(null, user != null);
+            });
         }
-    })
+    });
+}
 
+async function authMiddleware(req, res, next) {
+    if (remoteUserHeader !== undefined) {
+        const remoteUser = req.headers[remoteUserHeader.toLowerCase()];
+        if (remoteUser !== undefined) {
+            let user = await R.findOne("user", " username = ? AND active = 1 ", [
+                remoteUser,
+            ]);
+            if (user) {
+                next();
+                return;
+            }
+        }
+    }
+    return basicAuth({
+        authorizer: basicAuthHandler,
+        authorizeAsync: true,
+        challenge: true,
+    })(req, res, next);
 }
 
-exports.basicAuth = basicAuth({
-    authorizer: myAuthorizer,
-    authorizeAsync: true,
-    challenge: true,
-});
+exports.basicAuth = authMiddleware;

server/server.js

@@ -78,12 +78,16 @@ const port = parseInt(process.env.UPTIME_KUMA_PORT || process.env.PORT || args.p
 const sslKey = process.env.UPTIME_KUMA_SSL_KEY || process.env.SSL_KEY || args["ssl-key"] || undefined;
 const sslCert = process.env.UPTIME_KUMA_SSL_CERT || process.env.SSL_CERT || args["ssl-cert"] || undefined;
 
+// Header AUTH
+const remoteUserHeader = process.env.REMOTE_USER_HEADER;
+
 // 2FA / notp verification defaults
 const twofa_verification_opts = {
     "window": 1,
     "time": 30
 };
 
+
 /**
  * Run unit test after the server is ready
  * @type {boolean}
@@ -203,7 +207,6 @@ exports.entryPage = "dashboard";
 
     console.log("Adding socket handler");
     io.on("connection", async (socket) => {
-
         sendInfo(socket);
 
         totalClient++;
@@ -1234,6 +1237,21 @@ exports.entryPage = "dashboard";
             console.log("Disabled Auth: auto login to admin");
             afterLogin(socket, await R.findOne("user"));
             socket.emit("autoLogin");
+        } else if (remoteUserHeader !== undefined) {
+            const remoteUser = socket.handshake.headers[remoteUserHeader.toLowerCase()];
+            if (remoteUser !== undefined) {
+                const user = await R.findOne("user", " username = ? AND active = 1 ", [
+                    remoteUser,
+                ]);
+                if (user) {
+                    afterLogin(socket, user);
+                    socket.emit("autoLogin");
+                } else {
+                    debug(`Remote user ${remoteUser} doesn't exist`);
+                }
+            } else {
+                debug("Remote user header set but not found in headers");
+            }
         } else {
             debug("need auth");
         }