WebSocket / websocketBO

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Commit c2a1db4112a91bf4268b6cc353d141de998125dc

Authored by Eric Fernandez 2019-08-23 14:51:46 -0300

1 parent 34f662087e

Exists in master

pin pong

Showing 2 changed files with 28 additions and 3 deletions Show diff stats

index.js

Diff comments View file @ c2a1db4

 const WebSocketClient = require('ws');
 const config = require('./config/config.json');
 const data = require('./data/index')(config.bo);
 module.exports =
   knex = require('knex')(config.bo),
   moment = require('moment');
 const client = new WebSocketClient(config.urlHO);
+var pingTimeout;
+var tiempoVivo = new Date();
 client.on('open', function open() {
   console.log('conection to socket ho is open');
+  tiempoVivo = new Date();
   client.send(JSON.stringify({ gln: config.gln, action: 'gln'}));
   client.on('message', function incoming(message) {
     message = JSON.parse(message.toString('utf8'));
     switch (message.action) {
       case 'getEntity':
         data.getEntity(message).then(function(message) {
           client.send(JSON.stringify(message));
         });
         break;
       case 'comprobante':
         console.log('recibiendo comprobante')
         data.guardarComprobante(message.req).then(() => {
           console.log('se guardó');
           message.ok = 1;
           client.send(JSON.stringify(message));
         }).catch((ee) => {
           console.log('no se guardó' + ee);
           message.ok = 0;
           client.send(JSON.stringify(message));
         });
         break;
       default:
         break;
     }
   });
+  heartbeat();
 });
 client.on('error', function(e) {
   console.log(e);
-})
+});
+client.on('ping', heartbeat);
+client.on('close', function clear() {
+  clearTimeout(pingTimeout);
+});
+function heartbeat() {
+  console.log('recibiendo ping');
+  console.log(`tiempo vivo desde ${tiempoVivo}`);
+  clearTimeout(pingTimeout);
+  // Use `WebSocket#terminate()`, which immediately destroys the connection,
+  // instead of `WebSocket#close()`, which waits for the close timer.
+  // Delay should be equal to the interval at which your server
+  // sends out pings plus a conservative assumption of the latency.
+    pingTimeout = setTimeout(() => {
+    client.terminate();
+  }, 10000 + 1000);
+}
 console.log('Sevice connected to wsServer: ' + config.urlHO);

package.json

Diff comments View file @ c2a1db4

 {
   "name": "websocketbo",
   "version": "0.0.1",
   "description": "WebSocket Back Office",
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "Foca Software",
   "license": "ISC",
   "dependencies": {
     "express": "^4.16.4",
     "knex": "^0.16.5",
+    "moment": "^2.24.0",
     "mssql": "^5.1.0",
     "ws": "^7.0.0"
   }
 }