let http = require("http"); let ws = require("socket.io"); let fs = require("fs"); let server = http.createServer((req, res) => { let html = fs.readFileSync("./index.html"); res.end(html); }); let io = ws(server); io.on(‘connection‘, client => { let socketId = client.id; // 获取客户真个ID let clientIp = client.request.connection.remoteAddress; // 获取客户真个地点 let address = client.handshake.address; // 获取客户真个地点 console.log(address + " connected"); client.on(‘message‘, msg => { console.log(address + ": " + msg); io.emit("message", msg); }) }) server.listen(3000, () => { console.log("listening on *:3000"); });