Initial Commit

Initial Commit

.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules
+jspm_packages
+
+# Optional npm cache directory
+.npm
+
+# Optional REPL history
+.node_repl_history

index.js

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+var express = require('express');
+var app = express();
+var server = require('http').Server(app);
+var io = require('socket.io')(server);
+var path = require('path');
+var basicAuth = require('basic-auth');
+var term = require('term.js');
+var ssh = require('ssh2');
+
+var username = null;
+var password = null;
+var host = null;
+var port = 22;
+var header = 'Default Header';
+var headerBackground = 'rgb (0,90,0)';
+
+function checkParams(arr) {
+    return function(req, res, next) {
+        // Make sure each param listed in arr is present in req.query
+        var missing_params = [];
+        for (var i = 0; i < arr.length; i++) {
+            if (!eval("req.query." + arr[i])) {
+                missing_params.push(arr[i]);
+            }
+        }
+        if (missing_params.length == 0) {
+            next();
+        } else {
+            next(JSON.stringify({
+                "error": "query error",
+                "message": "Parameter(s) missing: " + missing_params.join(",")
+            }));
+        }
+    }
+}
+
+server.listen({
+    host: '127.0.0.1',
+    port: 2222
+});
+
+app.use(express.static(__dirname + '/public')).use(term.middleware()).use(function(req, res, next) {
+    var myAuth = basicAuth(req);
+    if (myAuth === undefined) {
+        res.statusCode = 401;
+        res.setHeader('WWW-Authenticate', 'Basic realm="WebSSH"');
+        res.end('Username and password required for web SSH service.');
+    } else {
+        username = myAuth['name'];
+        password = myAuth['pass'];
+        next();
+    }
+}).get('/', checkParams(["host"]), function(req, res) {
+    res.sendFile(path.join(__dirname + '/public/client.htm'))
+    host = req.query.host
+    if (typeof req.query.port !== 'undefined' && req.query.port !== null){ port = req.query.port;}
+    if (typeof req.query.header !== 'undefined' && req.query.header !== null){ header = req.query.header;}
+    if (typeof req.query.headerBackground !== 'undefined' && req.query.headerBackground !== null){ headerBackground = req.query.headerBackground;}
+    // debug // console.log('varibles passwd: ' + username + '/' + host + '/' + port);
+});
+
+io.on('connection', function(socket) {
+    var conn = new ssh();
+    conn.on('banner', function(msg, lng) {
+        socket.emit('data', msg);
+    }).on('ready', function() {
+        socket.emit('title', 'ssh://' + host);
+        socket.emit('headerBackground', headerBackground);
+        socket.emit('header', header);
+        socket.emit('footer', 'ssh://' + username + '@' + host + ':' + port);
+        socket.emit('status', 'SSH CONNECTION ESTABLISHED');
+        socket.emit('statusBackground', 'green');
+        conn.shell(function(err, stream) {
+            if (err) return socket.emit('status', 'SSH EXEC ERROR: ' + err.message).emit('statusBackground', 'red');
+            socket.on('data', function(data) {
+                stream.write(data);
+            });
+            stream.on('data', function(d) {
+                socket.emit('data', d.toString('binary'));
+            }).on('close', function() {
+                conn.end();
+            });
+        });
+    }).on('end', function() {
+        socket.emit('status', 'SSH CONNECTION CLOSED BY HOST');
+        socket.emit('statusBackground', 'red');
+    }).on('close', function() {
+        socket.emit('status', 'SSH CONNECTION CLOSED');
+        socket.emit('statusBackground', 'red');
+    }).on('error', function(error) {
+        socket.emit('status', 'SSH CONNECTION ERROR - ' + error)
+        socket.emit('statusBackground', 'red');
+    }).connect({
+        host: host,
+        port: port,
+        username: username,
+        password: password,
+// some cisco routers need the these cipher strings
+        algorithms: {
+            'cipher': ['aes128-cbc', '3des-cbc', 'aes256-cbc'],
+            'hmac': ['hmac-sha1', 'hmac-sha1-96', 'hmac-md5-96']
+        }
+    });
+});

package.json

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+{
+  "BIG-IP-comments": [
+    "package.json is the standard npm (www.npmjs.org) package definition file.",
+    "For more information please see www.npmjs.org/doc/package.json.html. "
+  ],
+  "description": "A custom iRulesLX extension for BIG-IP",
+  "private": true,
+  "repository": {},
+  "engines": {
+    "node": "0.11.12"
+  },
+  "dependencies": {
+    "basic-auth": "^1.0.3",
+    "express": "^4.13.4",
+    "socket.io": "^1.4.5",
+    "ssh2": "^0.5.0",
+    "term.js": "0.0.7"
+  }
+}

public/client.htm

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+<html>
+<head>
+  <title>Web SSH</title>
+  <link rel="stylesheet" href="/xterm.css" />
+  <link rel="stylesheet" href="/style.css" />
+  <script src="/term.js"></script>
+  <script src="/client.js"></script>
+  <script src="/socket.io/socket.io.js"></script>
+</head>
+<body>
+  <div id="header"></div>
+  <div id="terminal" class="terminal">
+    <script>
+      client.run();
+    </script>
+  </div>
+  <div id="bottomdiv">
+    <div id="footer"></div>
+    <div id="status"></div>
+  </div>
+</body>
+</html>

public/client.js

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+var client = {};
+client.run = function(options) {
+    options = options || {};
+    window.addEventListener('load', function() {
+        var socket = io.connect();
+        socket.on('connect', function() {
+            var term = new Terminal();
+            term.on('data', function(data) {
+                socket.emit('data', data);
+            });
+            socket.on('title', function(data) {
+                document.title = data;
+            }).on('status', function(data) {
+                document.getElementById('status').innerHTML = data;
+            }).on('headerBackground', function(data) {
+                document.getElementById('header').style.backgroundColor = data;
+            }).on('header', function(data) {
+                document.getElementById('header').innerHTML = data;
+            }).on('footer', function(data) {
+                document.getElementById('footer').innerHTML = data;
+            }).on('statusBackground', function(data) {
+                document.getElementById('status').style.backgroundColor = data;
+            });
+            term.open(document.getElementById("terminal"));
+            socket.on('data', function(data) {
+                term.write(data);
+            }).on('disconnect', function() {
+                document.getElementById('status').innerHTML = 'WEBSOCKET SERVER DISCONNECTED';
+                socket.io.reconnection(false);
+            });
+        });
+    }, false);
+}

public/style.css

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+body {
+    font-family: helvetica, sans-serif, arial;
+    font-size: 1em;
+    color: #111;
+    background-color: rgb(0, 0, 0);
+    color: rgb(240, 240, 240);
+}
+
+#header {
+    color: rgb(240, 240, 240);
+    background-color: rgb(0, 128, 0);
+    width: 100%;
+    border-color: white;
+    border-style: none none solid none;
+    border-width: 1px;
+    text-align: center;
+    z-index: 99;
+}
+
+#terminal {
+    width: 960px;
+    height: 600px;
+    margin: 0 auto;
+    padding: 2px;
+}
+
+#terminal .terminal {
+    background-color: #111;
+    color: #fafafa;
+    padding: 2px;
+}
+
+#terminal .terminal .terminal-cursor {
+    background-color: #fafafa;
+}
+
+#bottomdiv {
+    width: 100%;
+    background-color: rgb(50, 50, 50);
+    border-color: white;
+    border-style: solid none none none;
+    border-width: 1px;
+    z-index: 99;
+}
+
+#footer {
+    display: inline-block;
+    color: rgb(240, 240, 240);
+    background-color: rgb(50, 50, 50);
+    padding-left: 10px;
+    padding-right: 10px;
+    text-align: left;
+}
+
+#status {
+    display: inline-block;
+    color: rgb(240, 240, 240);
+    background-color: rgb(50, 50, 50);
+    padding-left: 10px;
+    padding-right: 10px;
+    border-color: white;
+    border-style: none solid none solid;
+    border-width: 1px;
+    text-align: left;
+    z-index: 100;
+}