mirror of
https://github.com/kasmtech/kasm-install-wizard.git
synced 2026-01-23 02:34:27 +00:00
104 lines
3.5 KiB
JavaScript
104 lines
3.5 KiB
JavaScript
// Imports
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var Docker = require('dockerode');
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var socketIO = require('socket.io');
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var express = require('express');
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var app = require('express')();
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var http = require('http').Server(app);
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var baserouter = express.Router();
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var pty = require("node-pty");
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var fsw = require('fs').promises;
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var fs = require('fs');
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var os = require('os');
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var yaml = require('js-yaml');
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var si = require('systeminformation');
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var docker = new Docker({socketPath: '/var/run/docker.sock'});
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var arch = os.arch().replace('x64', 'amd64');
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var baseUrl = process.env.SUBFOLDER || '/';
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var version = process.env.VERSION || 'stable';
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var port = process.env.KASM_PORT || '443';
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var EULA;
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var images;
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// Grab installer variables
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async function installerBlobs() {
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EULA = await fsw.readFile('/kasm_release/licenses/LICENSE.txt', 'utf8');
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let imagesText = await fsw.readFile('/wizard/default_images_' + arch + '.yaml', 'utf8');
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images = yaml.load(imagesText);
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}
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installerBlobs();
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//// Http server ////
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baserouter.use('/public', express.static(__dirname + '/public'));
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baserouter.get("/", function (req, res) {
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res.sendFile(__dirname + '/public/index.html');
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});
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baserouter.get("/favicon.ico", function (req, res) {
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res.sendFile(__dirname + '/public/favicon.ico');
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});
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app.use(baseUrl, baserouter);
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http.listen(3000);
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//// socketIO comms ////
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io = socketIO(http, {path: baseUrl + 'socket.io'});
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io.on('connection', async function (socket) {
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// Run bash install with our custom flags
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async function install(data) {
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installSettings = data[0];
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let imagesI = data[1];
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let imagesD = images;
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installFlags = ['/kasm_release/install.sh', '-B' ,'-H', '-e', '-L', port, '-P', installSettings.adminPass, '-U', installSettings.userPass];
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if (installSettings.useRolling == true) {
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installFlags.push('-O');
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}
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if (installSettings.noDownload == true) {
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installFlags.push('-u');
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}
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if (imagesI == false) {
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installFlags.push('-I');
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installFlags.push('-b');
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} else {
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// If installing less than 10 images skip disk check
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if (Object.keys(imagesI.images).length < 10) {
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installFlags.push('-b');
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}
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// Flag the images properly based on selection
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for await (let image of Object.keys(images.images)) {
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if (imagesI.images.hasOwnProperty(image)) {
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imagesD.images[image].enabled = true;
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imagesD.images[image].hidden = false;
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} else {
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imagesD.images[image].enabled = false;
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imagesD.images[image].hidden = true;
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}
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}
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let yamlStr = yaml.dump(imagesD);
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await fsw.writeFile('/kasm_release/conf/database/seed_data/default_images_' + arch + '.yaml', yamlStr);
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}
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let cmd = pty.spawn('/bin/bash', installFlags);
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cmd.on('data', function(data) {
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socket.emit('term', data);
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});
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cmd.on('exit', function(code, signal) {
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if (code == 0) {
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socket.emit('done', port);
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}
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});
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}
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// Render landing page depending on installed status
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async function renderLanding() {
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let containers = await docker.listContainers();
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if (containers.length !== 0) {
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let dashinfo = {};
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dashinfo['containers'] = containers;
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dashinfo['cpu'] = await si.cpu();
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dashinfo['mem'] = await si.mem();
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dashinfo['cpuPercent'] = await si.currentLoad();
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dashinfo['port'] = port;
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socket.emit('renderdash', dashinfo);
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} else {
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socket.emit('renderinstall', [EULA, images]);
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}
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}
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//// Incoming requests ////
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socket.on('renderlanding', renderLanding);
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socket.on('install', install);
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});
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