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Ensure we only write to the websocket if it is open

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This commit is contained in:
Johannes Zellner
2017-08-17 11:29:13 +02:00
committed by Girish Ramakrishnan
parent ee3c5f67af
commit 8fbed7e84b
1 changed files with 5 additions and 3 deletions
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8
src/routes/apps.js
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@@ -31,7 +31,8 @@ var apps = require('../apps.js'),
HttpSuccess = require('connect-lastmile').HttpSuccess,
paths = require('../paths.js'),
safe = require('safetydance'),
util = require('util');
util = require('util'),
WebSocket = require('ws');
function auditSource(req) {
var ip = req.headers['x-forwarded-for'] || req.connection.remoteAddress || null;
@@ -488,12 +489,13 @@ function execWebSocket(ws, req, next) {
console.log('Connected to terminal');
duplexStream.on('end', function () { ws.end(); });
duplexStream.on('close', function () { ws.end(); });
duplexStream.on('end', function () { ws.close(); });
duplexStream.on('close', function () { ws.close(); });
duplexStream.on('error', function (error) {
console.error('duplexStream error:', error);
});
duplexStream.on('data', function (data) {
if (ws.readyState !== WebSocket.OPEN) return;
ws.send(data.toString());
});