68 lines
2.6 KiB
JavaScript
68 lines
2.6 KiB
JavaScript
const net = require('net');
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module.exports = (app) => {
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const { middleware } = app;
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const shunt = middleware.shunt;
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net.createServer(function (socket) {
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socket.on('lookup', function (data) {
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console.log(data);
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console.log('lookup')
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});
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socket.on('connection', function (data) {
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console.log(data);
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console.log('socket客户端已连接');
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});
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socket.on('data', async function (data) {
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let value = data.toString('hex');
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console.log(value);
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let response = "000000068100";
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socket.write(Buffer.from(response, 'hex'));
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// 00000043010000000000000000000000000000000000000000 18 31353037365f32303236303330333135313835315f323832 00 0f 0102030405060708090a0b0c0d0e0f
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let sn_value = value.slice(52, 100),
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snBuffer = Buffer.from(sn_value, 'hex'),
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snNumber = snBuffer.toString('ascii').split("_")[0],
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msg_value = value.slice(104, value.length),
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msgBuffer = Buffer.from(msg_value, 'hex'),
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msgData = msgBuffer.toString('ascii');
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console.log(msgData)
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// socket接收消息后触发事件监听器，将消息发送给websocket客户端并存储在数据库中
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shunt.socketEmitter().emit(snNumber, { msg_data: msgData, created_at: new Date() });
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await app.curl('http://127.0.0.1:' + app.server.address().port + '/shortMsg', {
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dataType: 'json',
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contentType: 'application/x-www-form-urlencoded',
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method: 'POST',
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timeout: 3000,
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data: {
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sn_number: snNumber,
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original_msg: value,
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msg_data: msgData,
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created_at: new Date()
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},
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});
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});
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socket.on('end', function (data) {
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console.log(data);
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console.log('end');
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});
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socket.on('timeout', function (data) {
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console.log(data);
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console.log('空闲超时');
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});
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socket.on('drain', function (data) {
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console.log(data);
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console.log('写缓存为空');
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});
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socket.on('error', function (data) {
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console.log(data);
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console.log('发生错误');
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});
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socket.on('close', function (data) {
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console.log(data);
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console.log('socket客户端已断开连接');
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});
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socket.pipe(socket);
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}).listen(8100, function () {
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console.log('socket服务器已启动，监听端口：8100');
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});
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} |