I'm fairly sure i'm monitoring the right interfaces. The "other data" is coming trough. Just not the data incoming from "createConnection"
Op maandag 26 november 2012 01:58:26 UTC+1 schreef Ben Noordhuis het volgende: > > On Sun, Nov 25, 2012 at 11:23 AM, Bastian v.d Boomgaard > <[email protected] <javascript:>> wrote: > > I'm sending messages trough a socket connection to a device. The device > > sends a message on which i need to respond. > > > > This is my code for opening a socket connection: > > > > var lPORT = 4102; > > // Create a server instance, and chain the listen function to it > > net.createServer(function(sock) { > > > > // We have a connection - a socket object is assigned to the > > connection automatically > > console.log('TCP LISTENER hearing on: ' + sock.remoteAddress > +':'+ > > sock.remotePort); > > > > // Event handler: incoming data > > sock.on('data', function(data) { > > sock.allowHalfOpen = true; > > sock.pipe(sock); > > var sockwrite = sock.write(data+'\r\n'); > > if (sockwrite == true) { > > console.log(''+data); > > } > > > > // Write incoming messages to logfile. > > var log = fs.createWriteStream('pin.log', {'flags': 'a'}); > > log.write(data+'\n\r\n\r'); > > > > // Push incoming messages to client > > io.of('/process').emit( 'broadcast_msg', ''+data); > > > > }); > > > > // Event handler: close connection > > sock.on('close', function(data) { > > console.log('[LISTENER] Connection paused.'); > > }); > > > > }).listen(lPORT); > > > > Beneath is the code for connecting to that socket connection and sending > the > > data. But that data is not physicly send to the socket, i checked this > with > > wireshark. The message send from this code is not send. > > > > var returnsock = net.createConnection(4102, function() { > > returnsock.write(msg); > > }); > > > > > > The point is, that the data send from "returnsock.write(msg);" **does** > come > > trough in the code above, i can see that when i view my console.log. So, > > "var sockwrite = sock.write(data+'\r\n');" comes back with "true". > > > > My question is: Why is the data that is send from > "returnsock.write(msg)" > > come tru to the server, but is not send inside the socket with "var > > sockwrite = sock.write(data+'\r\n')"? > > You mean why you don't see any traffic in wireshark? Probably because > you're monitoring the wrong interface or your capture rule doesn't > actually catch the right traffic. > > Try tracing syscalls instead. There's strace on Linux and dtruss on > OS X, Solaris and the BSDs. > -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en
