| 13 | export class App { |
| 14 | |
| 15 | constructor(options: { dstAddr: string, dstPort?: number, localPort?: number }) { |
| 16 | let dstAddr = options.dstAddr; |
| 17 | let dstPort = options.dstPort || defaultServerPort; |
| 18 | let localPort = options.localPort || defaultServerPort; |
| 19 | |
| 20 | let server = net.createServer((socket) => { |
| 21 | let transitSocket = net.createConnection(dstPort, dstAddr, () => { |
| 22 | socket.pipe(transitSocket); |
| 23 | transitSocket.pipe(socket); |
| 24 | }); |
| 25 | |
| 26 | function dispose() { |
| 27 | transitSocket.dispose(); |
| 28 | socket.dispose(); |
| 29 | } |
| 30 | |
| 31 | transitSocket.on('end', dispose); |
| 32 | transitSocket.on('error', dispose); |
| 33 | socket.on('end', dispose); |
| 34 | socket.on('error', dispose); |
| 35 | }); |
| 36 | |
| 37 | server.on('error', (err) => { |
| 38 | console.log(err.message); |
| 39 | process.exit(1); |
| 40 | }); |
| 41 | |
| 42 | server.listen(localPort); |
| 43 | } |
| 44 | |
| 45 | } |
| 46 | |