var fs = require('fs');
var express = require("express");
var Server = require("http").Server;
var session = require("express-session");
var RedisStore = require("connect-redis")(session);
var app = express();
var server = Server(app);
var sio = require("socket.io")(server);
var Redis = require('ioredis');
var ioredis = new Redis({
    port: 6379,          // Redis port
    host: '127.0.0.1',   // Redis host
    family: 4,           // 4 (IPv4) or 6 (IPv6)
});
var sessionMiddleware = session({
    store: new RedisStore({
        client: ioredis
    }),
    secret: 'blahblah'
});
app.use(sessionMiddleware);
sio.sockets.on("connection", function(socket) {});
var sioredis = new Redis({
    port: 6379,          // Redis port
    host: '127.0.0.1',   // Redis host
    family: 4,           // 4 (IPv4) or 6 (IPv6),
});
sioredis.subscribe('mychannel', function (err, count) {  });
sioredis.on('message', function (channel, message) {
    //How to get session information here?
    if(message === session.variable) {
        sio.sockets.emit();
    }
});
server.listen(8080);