卫星通信服务平台

app/middleware/socket/socketServer.js

@@ -0,0 +1,68 @@
+const net = require('net');
+
+module.exports = (app) => {
+    const { middleware } = app;
+    const shunt = middleware.shunt;
+
+    net.createServer(function (socket) {
+        socket.on('lookup', function (data) {
+            console.log(data);
+            console.log('lookup')
+        });
+        socket.on('connection', function (data) {
+            console.log(data);
+            console.log('socket客户端已连接');
+        });
+        socket.on('data', async function (data) {
+            let value = data.toString('hex');
+            console.log(value);
+            let response = "000000068100";
+            socket.write(Buffer.from(response, 'hex'));
+            // 00000043010000000000000000000000000000000000000000 18 31353037365f32303236303330333135313835315f323832 00 0f 0102030405060708090a0b0c0d0e0f
+            let sn_value = value.slice(52, 100),
+            snBuffer = Buffer.from(sn_value, 'hex'),
+            snNumber = snBuffer.toString('ascii').split("_")[0],
+            msg_value = value.slice(104, value.length),
+            msgBuffer = Buffer.from(msg_value, 'hex'),
+            msgData = msgBuffer.toString('ascii');
+            console.log(msgData)
+            // 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
+            shunt.socketEmitter().emit(snNumber, { msg_data: msgData, created_at: new Date() });
+            await app.curl('http://127.0.0.1:' + app.server.address().port + '/shortMsg', {
+                dataType: 'json',
+                contentType: 'application/x-www-form-urlencoded',
+                method: 'POST',
+                timeout: 3000,
+                data: {
+                    sn_number: snNumber,
+                    original_msg: value,
+                    msg_data: msgData,
+                    created_at: new Date()
+                },
+            });
+        });
+        socket.on('end', function (data) {
+            console.log(data);
+            console.log('end');
+        });
+        socket.on('timeout', function (data) {
+            console.log(data);
+            console.log('空闲超时');
+        });
+        socket.on('drain', function (data) {
+            console.log(data);
+            console.log('写缓存为空');
+        });
+        socket.on('error', function (data) {
+            console.log(data);
+            console.log('发生错误');
+        });
+        socket.on('close', function (data) {
+            console.log(data);
+            console.log('socket客户端已断开连接');
+        });
+        socket.pipe(socket);
+    }).listen(8100, function () {
+        console.log('socket服务器已启动，监听端口：8100');
+    });
+}