How to set cors in node.js for socket.io v2.2.0?(ngx-socket-io:3.4.0).
Tried to set like following but not able to make connection:
var http = require('http');
var {app,io} = require('../router/nexusservices.router');
var wfwsdk = require('wfw-sdk');
var Service = wfwsdk.getServiceConfigurations('nexusservices');
if (Service) {
var port = normalizePort(Service.port);
// fix Cross-Origin Request Blocked issue
app.use(function (req, res, next) {
res.header("Access-Control-Allow-Origin", "*");
res.header("Access-Control-Allow-Headers", "*");
res.header("Access-Control-Allow-Methods", "*");
if (req.method === "OPTIONS") {
return res.status(200).end();
}
next();
});
app.set('port', port);
/**
* Create HTTP server.
*/
var server = http.createServer(app);
server.listen(port);
server.on('error', onError);
server.on('listening', onListening);
io.attach(server);
io.set('origins', '*:*'); //////// not working