Created
January 25, 2020 13:23
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A class to connect to a server by tcp
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const net = require('net'); | |
const port = 7070; | |
const host = '127.0.0.1'; | |
const server = net.createServer(); | |
server.listen(port, host, () => { | |
console.log('TCP Server is running on port ' + port + '.'); | |
}); | |
let sockets = []; | |
server.on('connection', function(sock) { | |
console.log('CONNECTED: ' + sock.remoteAddress + ':' + sock.remotePort); | |
sockets.push(sock); | |
sock.on('data', function(data) { | |
console.log('DATA ' + sock.remoteAddress + ': ' + data); | |
// Write the data back to all the connected, the client will receive it as data from the server | |
sockets.forEach(function(sock, index, array) { | |
sock.write(sock.remoteAddress + ':' + sock.remotePort + " said " + data + '\n'); | |
}); | |
}); | |
// Add a 'close' event handler to this instance of socket | |
sock.on('close', function(data) { | |
let index = sockets.findIndex(function(o) { | |
return o.remoteAddress === sock.remoteAddress && o.remotePort === sock.remotePort; | |
}) | |
if (index !== -1) sockets.splice(index, 1); | |
console.log('CLOSED: ' + sock.remoteAddress + ' ' + sock.remotePort); | |
}); | |
}); |
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