[DRAFT] Add additional landing page for connecting over JetBrains Toolbox

build/dockerfiles/assembly.sshd.Dockerfile

@@ -36,8 +36,10 @@ RUN cp /etc/ssh/sshd_config /sshd-staging/
 # Add script to start and stop the service
 COPY --chown=0:0 /build/scripts/sshd.init /build/scripts/sshd.start /sshd-staging/
 
-RUN mkdir /opt/www
-COPY /build/scripts/code-sshd-page/* /opt/www/
+RUN mkdir -p /opt/www/code /opt/www/jetbrains
+
+COPY /build/scripts/code-sshd-page/* /opt/www/code
+COPY /build/scripts/jetbrains-sshd-page/* /opt/www/jetbrains
 
 # Lock down /etc/passwd until fixed in UDI
 RUN chmod 644 /etc/passwd

build/scripts/jetbrains-sshd-page/page-style.css

@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2026 Red Hat, Inc.
+ * This program and the accompanying materials are made
+ * available under the terms of the Eclipse Public License 2.0
+ * which is available at https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *   Red Hat, Inc. - initial API and implementation
+ */
+
+body {
+  padding-top: 300px;
+  background-color: #d8d8d8;
+  color: #444;
+  font-family: sans-serif;
+}
+h1 {
+  font-weight: bold;
+  text-align: center;
+}
+a {
+  color: #0465d7;
+}  
+.center {
+  text-align: center;
+}
+.border {
+  border-style: solid;
+  padding: 5px;
+  margin: auto;
+  width: fit-content;
+}
+
+
+
+/* Container for code block & clipboard icon */
+.parent {
+  background-color: #f6f8fa;
+  display: table;
+  width: 100%;
+}
+
+/* Container for clipboard icon of code block */
+.clipboard {
+  background-color: #f6f8fa;
+  display: table-cell;
+  width: 2%;
+}
+
+.clipboard-img-pre {
+    width: 15px;
+    height: 15px;
+    border: 2px solid black;
+    border-radius: 5px;
+    padding: 3px;
+}
+
+.clipboard-img-code {
+    background-color: #e3e6e8;
+    width: 10px;
+    height: 10px;
+    border: 1px solid black;
+    border-radius: 5px;
+    padding: 3px;
+    vertical-align: bottom;
+}
+
+
+/* Colour change for clipboard icon hover */
+.clipboard-img-pre:hover {
+    background:#e3e6e8;
+}
+
+.clipboard-img-code:hover {
+    background-color: #f6f8fa;
+}
+

build/scripts/jetbrains-sshd-page/page-utils.js

@@ -0,0 +1,26 @@
+/*
+ Copyright (c) 2026 Red Hat, Inc.
+ This program and the accompanying materials are made
+ available under the terms of the Eclipse Public License 2.0
+ which is available at https://www.eclipse.org/legal/epl-2.0/
+
+ SPDX-License-Identifier: EPL-2.0
+*/
+
+function copyToClipboard(id) {
+  var copyText = document.getElementById(id);
+  navigator.clipboard.writeText(copyText.innerHTML);
+}
+
+function initializePlatformContent() {
+  if (navigator.userAgent.indexOf('Windows') !== -1) {
+    var pathEntries = document.getElementsByClassName('path');
+    for (var i = 0; i < pathEntries.length; i++) {
+      var currText = pathEntries[i].innerHTML;
+      currText = currText.replaceAll("/dev/null", "nul");
+      currText = currText.replaceAll("$HOME", "%USERPROFILE%");
+      currText = currText.replaceAll("/","\\");
+      pathEntries[i].innerHTML = currText;
+    }
+  }
+}

build/scripts/jetbrains-sshd-page/server.js

@@ -0,0 +1,136 @@
+/*
+ Copyright (c) 2026 Red Hat, Inc.
+ This program and the accompanying materials are made
+ available under the terms of the Eclipse Public License 2.0
+ which is available at https://www.eclipse.org/legal/epl-2.0/
+
+ SPDX-License-Identifier: EPL-2.0
+*/
+
+const http = require('http');
+const fs = require('fs');
+
+const hostname = '127.0.0.1';
+const port = 3400;
+
+let username = "UNKNOWN";
+try {
+  username = fs.readFileSync(`/sshd/username`, 'utf8');
+} catch (error) {
+  // continue
+}
+
+const server = http.createServer((req, res) => {
+    if (req.url === '/') {
+    res.statusCode = 200;
+    res.setHeader('Content-Type', 'text/html');
+
+    let hasUserPrefSSHKey = fs.existsSync('/etc/ssh/dwo_ssh_key.pub');
+
+    let pubKey = "PUBLIC KEY COULD NOT BE DISPLAYED";
+    try {
+      pubKey = fs.readFileSync('/etc/ssh/dwo_ssh_key.pub', 'utf8');
+    } catch (err) {
+     // continue
+    }
+
+    let genKey = "PRIVATE KEY NOT FOUND";
+    try {
+      genKey = fs.readFileSync(`/sshd/ssh_client_ed25519_key`, 'utf8');
+    } catch (err) {
+     // continue
+    }
+
+    let keyMessage = hasUserPrefSSHKey ? pubKey : genKey;
+
+    res.end(`
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>${process.env["DEVWORKSPACE_NAME"]}</title>
+    <link rel="stylesheet" href="page-style.css">
+    <script src="page-utils.js"></script>
+  </head>
+  <body>
+  <script>
+      (function () {    
+          window.onload = function () {
+            openToolbox()
+          }
+      }())
+
+      function openToolbox() {
+        const tbxLink = "jetbrains://gateway/com.jetbrains.toolbox.sample?key=${encodeURIComponent(keyMessage)}&dwName=${process.env['DEVWORKSPACE_NAME']}"
+        console.log("Opening Toolbox app: " + tbxLink);
+        window.open(tbxLink, "_self");
+      }
+    </script>
+
+    <h1>Workspace ${process.env["DEVWORKSPACE_NAME"]} is running</h1>
+
+
+    <div class="border">
+      <h4 class="center">Make sure your local <a href="${process.env["CLUSTER_CONSOLE_URL"]}/command-line-tools" target="_blank">oc client</a> is <a href="https://oauth-openshift${getHostURL()}/oauth/token/request" target="_blank">logged in</a> to your OpenShift cluster</h4>
+      <p class="center">Run <code id="port-forward">oc port-forward -n ${process.env["DEVWORKSPACE_NAMESPACE"]} ${process.env["HOSTNAME"]} 2022:2022</code><a href="#"><svg class="clipboard-img-code" onclick="copyToClipboard('port-forward')" title="Copy" xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="0 0 20 20">
+            <path fill="currentColor" d="M12 0H2C.9 0 0 .9 0 2v10h1V2c0-.6.4-1 1-1h10V0z"></path>
+            <path fill="currentColor" d="M18 20H8c-1.1 0-2-.9-2-2V8c0-1.1.9-2 2-2h10c1.1 0 2 .9 2 2v10c0 1.1-.9 2-2 2zM8 7c-.6 0-1 .4-1 1v10c0 .6.4 1 1 1h10c.6 0 1-.4 1-1V8c0-.6-.4-1-1-1H8z"></path>
+          </svg></a>. This establishes a connection to the workspace.</p>
+    </div>
+
+    <h4 class="center">Can't open the workspace?</h4>
+    <p class="center">If your browser doesn't ask you to open Toolbox, make sure the prerequisites mentioned in <a href="https://docs.redhat.com/en/documentation/red_hat_openshift_dev_spaces/latest/html/user_guide/ides-in-workspaces#idea-ultimate" target="_blank">the documentation</a> are met.</p>
+
+    <!-- Provide an alternative way to open IDE, in case the browser can't show a pop-up -->
+    <p class="center"><a href="javascript:;" onclick="openToolbox()"><b>Open the workspace over Toolbox</b></a></p>
+    <p class="center"><a href="${process.env["CHE_DASHBOARD_URL"]}" target="_blank">Open Dashboard</a></p>
+
+    <script>initializePlatformContent();</script>
+  </body>
+</html>
+    `);
+    } else {
+      let loc = req.url.substring(1);
+      let isBinaryData = false;
+      let content = "";
+
+      res.statusCode = 200;
+      if (loc.endsWith(".css")) {
+        res.setHeader("Content-Type", "text/css");
+      } else if (loc.endsWith(".js")) {
+        res.setHeader("Content-Type", "text/javascript");
+      } else if (loc.endsWith(".png")) {
+        res.setHeader("Content-Type", "image/png");
+        isBinaryData = true;
+      } else {
+        res.setHeader("Content-Type", "text/plain");
+      }
+
+      try {
+        content = fs.readFileSync(loc, isBinaryData ? null : "utf8");
+      } catch (err) {
+        // continue
+        res.statusCode = 404;
+        res.setHeader("Content-Type", "text/plain");
+        content = "Not Found";
+      }
+      res.end(content);
+    }
+});
+
+server.listen(port, hostname, () => {
+    console.log(`Server is running at http://${hostname}:${port}/`);
+});
+
+function getHostURL () {
+    const consoleURL = process.env["CLUSTER_CONSOLE_URL"];
+    const devspacesURL = process.env["CHE_DASHBOARD_URL"];
+    if (consoleURL === undefined || devspacesURL === undefined) {
+      return undefined;
+    }
+    let i = 0;
+    while (i < consoleURL.length && i < devspacesURL.length
+        && consoleURL.substring(consoleURL.length - 1 - i) === devspacesURL.substring(devspacesURL.length - 1 - i)) {
+      i++;
+    }
+    return consoleURL.substring(consoleURL.length - i);
+}

build/scripts/sshd.init

@@ -17,6 +17,11 @@ while [ ! -e /sshd/username ]; do
 done
 
 # start the landing page
-pushd /opt/www/
-exec node /opt/www/server.js
+ide_provider="$1"
+if [ "$ide_provider" = "jetbrains" ]; then
+    pushd /opt/www/jetbrains
+  else # default to landing page for Code
+    pushd /opt/www/code
+fi
 
+exec node server.js