I am beating my brains out trying to get this to work. I read all the other answers related to NodeJS UDP on SO already, but to no avail. I am on Windows 10.
Here is the error I am getting:
Uncaught Exception: Error: write ENOTSUP
at exports._errnoException (util.js:1022:11)
at ChildProcess.target._send (internal/child_process.js:654:20)
at ChildProcess.target.send (internal/child_process.js:538:19)
at sendHelper (cluster.js:751:15)
at send (cluster.js:534:12)
at cluster.js:509:7
at SharedHandle.add (cluster.js:99:3)
at queryServer (cluster.js:501:12)
at Worker.onmessage (cluster.js:450:7)
at ChildProcess.<anonymous> (cluster.js:765:8)
at emitTwo (events.js:111:20)
at ChildProcess.emit (events.js:191:7)
at process.nextTick (internal/child_process.js:744:12)
at _combinedTickCallback (internal/process/next_tick.js:67:7)
at process._tickDomainCallback [as _tickCallback] (internal/process/next_tick.js:122:9)
Here is my code:
let dgram = require('dgram'),
server = dgram.createSocket('udp4'),
multicastAddress = '239.255.255.250',
multicastPort = 1900,
myIp = '192.168.51.133';
server.bind(multicastPort, myIp, function () {
server.setBroadcast(true);
server.setMulticastTTL(128);
server.setInterface.getbyname(myIp);
server.addMembership(multicastAddress, myIp);
});
//wait for incoming messages and print ip address
server.on('message', function (data, rinfo) {
console.log(new Date() + ' RECEIVER received from ', rinfo.address, ':');
console.log(data.toString());
});
//Set up discovery message. Make sure to leave out any extra space in the message.
var discover_message = new Buffer('M-SEARCH * HTTP/1.1\r\nHost: 239.255.255.250:1900\r\nMan: ssdp:discover\r\nST: colortouch:ecp\r\n');
server.send(discover_message, 0, discover_message.length, 1900, multicastAddress);
via Blighty
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