Initial commit

This commit is contained in:
Martin 2021-11-01 20:12:55 +01:00
commit b2a04ba399
Signed by: mawalu
GPG Key ID: BF556F989760A7C8
20 changed files with 9715 additions and 0 deletions

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.editorconfig Normal file
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[*.{js,jsx,ts,tsx,vue}]
indent_style = space
indent_size = 2
trim_trailing_whitespace = true
insert_final_newline = true

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.gitignore vendored Normal file
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.DS_Store
node_modules
/dist
# local env files
.env.local
.env.*.local
# Log files
npm-debug.log*
yarn-debug.log*
yarn-error.log*
pnpm-debug.log*
# Editor directories and files
.idea
.vscode
*.suo
*.ntvs*
*.njsproj
*.sln
*.sw?

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README.md Normal file
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# codebox
## Project setup
```
yarn install
```
### Compiles and hot-reloads for development
```
yarn serve
```
### Compiles and minifies for production
```
yarn build
```
### Lints and fixes files
```
yarn lint
```
### Customize configuration
See [Configuration Reference](https://cli.vuejs.org/config/).

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backend/index.js Normal file
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import setup from './src/setup.js'
setup()
console.log('started')

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backend/package.json Normal file
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{
"name": "codebox-backend",
"version": "1.0.0",
"main": "index.js",
"license": "MIT",
"type": "module",
"dependencies": {
"body-parser": "^1.19.0",
"express": "^4.17.1",
"node-pty": "^0.10.1",
"ws": "^8.2.3"
}
}

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backend/src/config.js Normal file
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export default {
port: process.env.PORT || 1234,
dev: process.env.DEV || false,
containerBinary: 'podman',
containerLabel: 'codebox-worker'
}

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backend/src/containers.js Normal file
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import { execFile as execFileC } from 'child_process'
import { promisify } from 'util'
import config from './config.js'
import pty from 'node-pty'
const execFile = promisify(execFileC)
const exec = async (binary, args = []) => {
return (await execFile(binary, args)).stdout
}
export async function containerExists (containerId) {
return (await runningContainers()).some(c => c.Id === containerId)
}
export async function runningContainers () {
return JSON.parse((await exec(config.containerBinary,
['ps', '--filter', `label=${config.containerLabel}`, '--format=json']
)))
}
export function getContainerShell (containerId, shell = 'sh') {
return pty.spawn(config.containerBinary, ['exec', '-it', containerId, shell], {
name: 'xterm-color',
cols: 30,
rows: 40,
})
}
export function startContainer (image = 'alpine', cmd = ['sh', '-c', 'while true; do sleep 1d; done']) {
console.log(['run', '-d', '-l', config.containerLabel, image, ...cmd])
return exec(config.containerBinary, ['run', '--rm', '-d', '-l', config.containerLabel, image, ...cmd])
}

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backend/src/cors.js Normal file
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export default (app, origin = 'http://localhost:8080') => {
app.use((req, res, next) => {
res
.header('Access-Control-Allow-Origin', origin)
.header('Access-Control-Allow-Method', 'POST')
.header('Access-Control-Allow-Headers', 'content-type')
next()
})
app.options('*', (req, res) => {
res.status(204). send()
})
}

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backend/src/http.js Normal file
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import { runningContainers, startContainer } from './containers.js'
import bodyParser from 'body-parser'
import config from './config.js'
import express from 'express'
import cors from './cors.js'
import http from 'http'
export default (sessions) => {
const app = express()
app.use(bodyParser.json())
if (config.dev) {
cors(app)
}
app.get('/containers', async (req, res) => {
return res.json(
(await runningContainers())
.map(c => ({ id: c.Id, image: c.Image, labels: c.Labels }))
)
})
app.post('/containers', async (req, res) => {
if ((req.body.image && typeof req.body.image !== 'string') || (req.body.cmd && Array.isArray(req.body.cmd))) {
return res.send('invalid arguments').status(401)
}
const container = await startContainer(req.body.image, req.body.cmd)
res.send(container)
})
app.post('/containers/:container/:session/resize', (req, res) => {
const session = sessions[req.params.session]
if (!session || session.container !== req.params.container) {
return res.send('invalid session').status(401)
}
if (!req.body.cols || !req.body.rows) {
return res.send('missing arguments').status(401)
}
session.term.resize(req.body.cols, req.body.rows)
res.send('ok')
})
return http.createServer(app)
}

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backend/src/setup.js Normal file
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import http from './http.js'
import websocket from './websocket.js'
import config from './config.js'
export default () => {
const sessions = {}
const server = http(sessions)
websocket(server, sessions)
server.listen(config.port)
return { sessions, server }
}

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backend/src/websocket.js Normal file
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import { containerExists, getContainerShell } from './containers.js'
import { WebSocketServer } from 'ws'
export default (server, sessions) => {
const wss = new WebSocketServer({ noServer: true })
server.on('upgrade', async (request, socket, head) => {
const forbidden = () => {
socket.write('HTTP/1.1 401 Unauthorized\r\n\r\n');
socket.destroy();
}
const path = request.url.substr(1).split('/')
if (path.length !== 3 || path[0] !== 'ws') {
return forbidden()
}
const [_, container, sessionId] = path
const session = sessions[sessionId]
if (session && session.container !== container) {
console.log('wrong session')
return forbidden()
}
if (!(await containerExists(container))) {
console.log('no container')
return forbidden()
}
if (!session) {
sessions[sessionId] = { container }
}
request.session = sessions[sessionId]
wss.handleUpgrade(request, socket, head, ws => {
wss.emit('connection', ws, request);
});
})
wss.on('connection', (ws, req) => {
if (!req.session.term) {
req.session.term = getContainerShell(req.session.container)
}
ws.on('message', message => {
const decoded = message.toString()
req.session.term.write(decoded)
})
req.session.term.onData(data => {
ws.send(data)
})
req.session.term.onExit(exit => {
ws.send(`Process terminated with code ${exit.exitCode}`)
ws.close()
})
})
}

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backend/yarn.lock Normal file
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# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
# yarn lockfile v1
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dependencies:
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negotiator "0.6.2"
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path-to-regexp@0.1.7:
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resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-0.1.7.tgz#df604178005f522f15eb4490e7247a1bfaa67f8c"
integrity sha1-32BBeABfUi8V60SQ5yR6G/qmf4w=
proxy-addr@~2.0.5:
version "2.0.7"
resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.7.tgz#f19fe69ceab311eeb94b42e70e8c2070f9ba1025"
integrity sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==
dependencies:
forwarded "0.2.0"
ipaddr.js "1.9.1"
qs@6.7.0:
version "6.7.0"
resolved "https://registry.yarnpkg.com/qs/-/qs-6.7.0.tgz#41dc1a015e3d581f1621776be31afb2876a9b1bc"
integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
range-parser@~1.2.1:
version "1.2.1"
resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
integrity sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==
raw-body@2.4.0:
version "2.4.0"
resolved "https://registry.yarnpkg.com/raw-body/-/raw-body-2.4.0.tgz#a1ce6fb9c9bc356ca52e89256ab59059e13d0332"
integrity sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==
dependencies:
bytes "3.1.0"
http-errors "1.7.2"
iconv-lite "0.4.24"
unpipe "1.0.0"
safe-buffer@5.1.2:
version "5.1.2"
resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
"safer-buffer@>= 2.1.2 < 3":
version "2.1.2"
resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
send@0.17.1:
version "0.17.1"
resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"
integrity sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==
dependencies:
debug "2.6.9"
depd "~1.1.2"
destroy "~1.0.4"
encodeurl "~1.0.2"
escape-html "~1.0.3"
etag "~1.8.1"
fresh "0.5.2"
http-errors "~1.7.2"
mime "1.6.0"
ms "2.1.1"
on-finished "~2.3.0"
range-parser "~1.2.1"
statuses "~1.5.0"
serve-static@1.14.1:
version "1.14.1"
resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.14.1.tgz#666e636dc4f010f7ef29970a88a674320898b2f9"
integrity sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==
dependencies:
encodeurl "~1.0.2"
escape-html "~1.0.3"
parseurl "~1.3.3"
send "0.17.1"
setprototypeof@1.1.1:
version "1.1.1"
resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.1.1.tgz#7e95acb24aa92f5885e0abef5ba131330d4ae683"
integrity sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==
"statuses@>= 1.5.0 < 2", statuses@~1.5.0:
version "1.5.0"
resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
integrity sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=
toidentifier@1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.0.tgz#7e1be3470f1e77948bc43d94a3c8f4d7752ba553"
integrity sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==
type-is@~1.6.17, type-is@~1.6.18:
version "1.6.18"
resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
integrity sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==
dependencies:
media-typer "0.3.0"
mime-types "~2.1.24"
unpipe@1.0.0, unpipe@~1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
integrity sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=
utils-merge@1.0.1:
version "1.0.1"
resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
integrity sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=
vary@~1.1.2:
version "1.1.2"
resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
integrity sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=
ws@^8.2.3:
version "8.2.3"
resolved "https://registry.yarnpkg.com/ws/-/ws-8.2.3.tgz#63a56456db1b04367d0b721a0b80cae6d8becbba"
integrity sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==

5
frontend/babel.config.js Normal file
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module.exports = {
presets: [
'@vue/cli-plugin-babel/preset'
]
}

50
frontend/package.json Normal file
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{
"name": "codebox",
"version": "0.1.0",
"private": true,
"scripts": {
"serve": "vue-cli-service serve",
"build": "vue-cli-service build",
"lint": "vue-cli-service lint"
},
"dependencies": {
"core-js": "^3.6.5",
"vue": "^3.0.0",
"xterm": "^4.14.1",
"xterm-addon-attach": "^0.6.0",
"xterm-addon-fit": "^0.5.0"
},
"devDependencies": {
"@vue/cli-plugin-babel": "~4.5.0",
"@vue/cli-plugin-eslint": "~4.5.0",
"@vue/cli-service": "~4.5.0",
"@vue/compiler-sfc": "^3.0.0",
"@vue/eslint-config-standard": "^5.1.2",
"babel-eslint": "^10.1.0",
"eslint": "^6.7.2",
"eslint-plugin-import": "^2.20.2",
"eslint-plugin-node": "^11.1.0",
"eslint-plugin-promise": "^4.2.1",
"eslint-plugin-standard": "^4.0.0",
"eslint-plugin-vue": "^7.0.0"
},
"eslintConfig": {
"root": true,
"env": {
"node": true
},
"extends": [
"plugin:vue/vue3-essential",
"@vue/standard"
],
"parserOptions": {
"parser": "babel-eslint"
},
"rules": {}
},
"browserslist": [
"> 1%",
"last 2 versions",
"not dead"
]
}

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<!DOCTYPE html>
<html lang="">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<link rel="icon" href="<%= BASE_URL %>favicon.ico">
<title><%= htmlWebpackPlugin.options.title %></title>
</head>
<body>
<noscript>
<strong>We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
</noscript>
<div id="app"></div>
<!-- built files will be auto injected -->
</body>
</html>

14
frontend/src/App.vue Normal file
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@ -0,0 +1,14 @@
<template>
<WsTerm container="fc4854871b5d9ad97f8f8c5daec81e5452bd1bb59fb50ea5cbcdac6787600d53" session="random-string"/>
</template>
<script>
import WsTerm from './components/WsTerm.vue'
export default {
name: 'App',
components: {
WsTerm
}
}
</script>

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<template>
<div ref="renderEl"></div>
</template>
<script>
import 'xterm/css/xterm.css'
import { Terminal } from 'xterm'
import { AttachAddon } from 'xterm-addon-attach'
import { onMounted, ref } from 'vue'
import { FitAddon } from 'xterm-addon-fit'
export default {
name: 'WsTerm',
props: {
container: String,
session: String
},
setup (props) {
const socket = new WebSocket(`ws://localhost:1234/ws/${props.container}/${props.session}`)
const renderEl = ref(null)
const term = new Terminal()
const attachAddon = new AttachAddon(socket)
const fitAddon = new FitAddon()
term.loadAddon(fitAddon)
term.loadAddon(attachAddon)
const resize = () => {
fitAddon.fit()
fetch(`http://localhost:1234/containers/${props.container}/${props.session}/resize`, {
method: 'post',
headers: { 'content-type': 'application/json' },
body: JSON.stringify({
cols: term.cols,
rows: term.rows
})
})
}
onMounted(() => {
const resizeObserver = new ResizeObserver(() => {
resize()
})
resizeObserver.observe(renderEl.value)
term.open(renderEl.value)
resize()
})
return { renderEl }
}
}
</script>

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import { createApp } from 'vue'
import App from './App.vue'
createApp(App).mount('#app')

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