Let's get this thing working
This commit is contained in:
42
.gitignore
vendored
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42
.gitignore
vendored
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# See https://docs.github.com/get-started/getting-started-with-git/ignoring-files for more about ignoring files.
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# Compiled output
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/dist
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/tmp
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/out-tsc
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/bazel-out
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# Node
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/node_modules
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npm-debug.log
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yarn-error.log
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# IDEs and editors
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.idea/
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.project
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.classpath
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.c9/
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*.launch
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.settings/
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*.sublime-workspace
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# Visual Studio Code
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.vscode/*
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!.vscode/settings.json
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!.vscode/tasks.json
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!.vscode/launch.json
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!.vscode/extensions.json
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.history/*
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# Miscellaneous
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/.angular/cache
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.sass-cache/
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/connect.lock
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/coverage
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/libpeerconnection.log
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testem.log
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/typings
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# System files
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.DS_Store
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Thumbs.db
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8
Dockerfile
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8
Dockerfile
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FROM node:slim
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WORKDIR /app
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COPY package*.json .
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RUN npm ci
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COPY . .
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CMD ["node", "server.js"]
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11
config.json
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11
config.json
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{
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"web": {
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"ip": "0.0.0.0",
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"port": 80
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},
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"ssh": {
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"host": "host.docker.internal",
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"port": 22,
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"username": "gibby"
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}
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}
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69
index.html
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69
index.html
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<html>
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<head>
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<title>SSH Terminal</title>
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<link rel="stylesheet" href="/xterm.css" />
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<script src="/xterm.js"></script>
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<script src="/xterm-addon-fit.js"></script>
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<script src="/socket.io/socket.io.js"></script>
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<script>
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window.addEventListener(
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"load",
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function () {
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var terminalContainer = document.getElementById("terminal-container");
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const term = new Terminal({ cursorBlink: true });
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const fitAddon = new FitAddon.FitAddon();
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term.loadAddon(fitAddon);
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term.open(terminalContainer);
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fitAddon.fit();
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var socket = io(); //.connect();
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socket.on("connect", function () {
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term.write("\r\n*** Connected to backend ***\r\n");
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});
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// Browser -> Backend
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term.onKey(function (ev) {
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socket.emit("data", ev.key);
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});
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// Backend -> Browser
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socket.on("data", function (data) {
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term.write(data);
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});
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socket.on("disconnect", function () {
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term.write("\r\n*** Disconnected from backend ***\r\n");
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});
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},
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false
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);
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</script>
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<style>
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body {
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font-family: helvetica, sans-serif, arial;
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font-size: 1em;
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color: #111;
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}
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h1 {
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text-align: center;
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}
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#terminal-container {
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width: 960px;
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height: 600px;
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margin: 0 auto;
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padding: 2px;
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}
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#terminal-container .terminal {
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background-color: #111;
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color: #fafafa;
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padding: 2px;
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}
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#terminal-container .terminal:focus .terminal-cursor {
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background-color: #fafafa;
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}
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</style>
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</head>
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<body>
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<div id="terminal-container"></div>
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</body>
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</html>
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1170
package-lock.json
generated
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1170
package-lock.json
generated
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File diff suppressed because it is too large
Load Diff
18
package.json
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18
package.json
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{
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"name": "webterm",
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"version": "1.0.0",
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"description": "",
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"main": "server.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"author": "",
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"license": "ISC",
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"dependencies": {
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"@xterm/addon-fit": "^0.10.0",
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"@xterm/xterm": "^5.5.0",
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"express": "^4.21.2",
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"socket.io": "^4.8.1",
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"ssh2": "^1.16.0"
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}
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}
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100
server.js
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100
server.js
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var fs = require("fs");
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var path = require("path");
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var server = require("http").createServer(onRequest);
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var io = require("socket.io")(server);
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var SSHClient = require("ssh2").Client;
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var config = {};
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try {
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// try and load the config file
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const data = fs.readFileSync("/data/config.json", "utf-8");
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config = JSON.parse(data);
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console.log("Loaded config.json");
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} catch (ex) {
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console.log("Unable to load config.json, using defaults");
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console.error(ex);
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}
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var sshConfig = {
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host: config.ssh?.host ?? "host.docker.internal",
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port: config.ssh?.port ?? 22,
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username: config.ssh?.username,
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};
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if (config.ssh?.password) {
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sshConfig.password = config.ssh.password;
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} else if (config.ssh?.privateKey) {
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sshConfig.privateKey = fs.readFileSync(
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path.join("/data", config.ssh.privateKey)
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);
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}
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// Load static files into memory
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var staticFiles = {};
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var basePath = path.join(require.resolve("@xterm/xterm"), "..");
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staticFiles["/xterm.css"] = fs.readFileSync(
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path.join(basePath, "../css/xterm.css")
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);
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staticFiles["/xterm.js"] = fs.readFileSync(path.join(basePath, "xterm.js"));
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basePath = path.join(require.resolve("@xterm/addon-fit"), "..");
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staticFiles["/xterm-addon-fit.js"] = fs.readFileSync(
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path.join(basePath, "addon-fit.js")
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);
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staticFiles["/"] = fs.readFileSync("index.html");
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// Handle static file serving
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function onRequest(req, res) {
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var file;
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if (req.method === "GET" && (file = staticFiles[req.url])) {
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res.writeHead(200, {
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"Content-Type":
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"text/" +
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(/css$/.test(req.url)
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? "css"
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: /js$/.test(req.url)
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? "javascript"
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: "html"),
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});
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return res.end(file);
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}
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res.writeHead(404);
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res.end();
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}
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io.on("connection", function (socket) {
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var conn = new SSHClient();
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conn
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.on("ready", function () {
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socket.emit("data", "\r\nConnecting...\r\n");
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conn.shell(function (err, stream) {
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if (err)
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return socket.emit(
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"data",
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`\r\nConnection Error: ${err.message}\r\n`
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);
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socket.on("data", function (data) {
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stream.write(data);
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});
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stream
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.on("data", function (d) {
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socket.emit("data", d.toString("binary"));
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})
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.on("close", function () {
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conn.end();
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});
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});
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})
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.on("close", function () {
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socket.emit("data", "\r\nConnection Closed\r\n");
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})
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.on("error", function (err) {
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socket.emit("data", `\r\nConnection Error: ${err.message}\r\n`);
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})
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.connect(sshConfig);
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});
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let port = config.web?.port ?? 80;
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let ip = config.web?.ip ?? "0.0.0.0";
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console.log(`Listening on ${ip}:${port}`);
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server.listen(port, ip);
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