64 lines
2.8 KiB
JavaScript
64 lines
2.8 KiB
JavaScript
import express from 'express'
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import expressWs from 'express-ws'
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import { exec } from 'child_process'
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const app = express()
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const wsInstance = expressWs(app)
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app.use(express.static('public'))
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// Websocket 处理 webRTC 信令
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app.ws('/webrtc/:channel', (ws, req) => {
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ws.id = req.headers['sec-websocket-key']
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ws.channel = req.params.channel
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ws.name = req.query.name
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console.log('ws.name:', ws.name)
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// 设备离开频道时广播给所有在线设备
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ws.on('close', () => {
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console.log(ws.id, '设备离开频道:', ws.channel, wsInstance.getWss().clients.size)
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wsInstance.getWss().clients.forEach(client => {
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if (client !== ws && client.readyState === 1 && client.channel === ws.channel) {
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client.send(JSON.stringify({ type: 'pull', id: ws.id, channel: ws.channel }))
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}
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})
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})
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// 设备发生错误时广播给所有在线设备
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ws.on('error', () => {
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console.log(ws.id, '设备发生错误:', ws.channel, wsInstance.getWss().clients.size)
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wsInstance.getWss().clients.forEach(client => {
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if (client !== ws && client.readyState === 1 && client.channel === ws.channel) {
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client.send(JSON.stringify({ type: 'error', id: ws.id, channel: ws.channel }))
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}
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})
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})
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// 设备发送信令时转发给指定在线设备
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ws.on('message', message => {
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console.log(ws.id, '设备发送信令:', ws.channel, wsInstance.getWss().clients.size)
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const data = JSON.parse(message)
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wsInstance.getWss().clients.forEach(client => {
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if (client !== ws && client.readyState === 1 && client.channel === ws.channel && client.id === data.id) {
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client.send(JSON.stringify({ ...data, id: ws.id, name: ws.name }))
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}
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})
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})
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// 设备加入频道时广播给所有在线设备(也获取所有在线设备)
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console.log(ws.id, '设备加入频道:', ws.channel, wsInstance.getWss().clients.size)
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wsInstance.getWss().clients.forEach(client => {
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if (client !== ws && client.readyState === 1 && client.channel === ws.channel) {
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console.log(ws.name, '广播给在线设备:', client.name)
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client.send(JSON.stringify({ type: 'push', id: ws.id, name: ws.name, channel: ws.channel }))
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ws.send(JSON.stringify({ type: 'list', id: client.id, name: client.name, channel: client.channel }))
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}
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})
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})
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// WEBHOOK 处理 GitHub 事件
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app.post('/webhook', (req, res) => {
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console.log('WEBHOOK:', req.body)
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return exec('git pull;npm i', (err, stdout, stderr) => {
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if (err) return res.status(500).json({ error: err })
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return res.json({ stdout, stderr })
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})
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})
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app.listen(4096, () => console.log('Server started on port 4096'))
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