collexn = new Meteor.Collection("collexn");
if(Meteor.isClient) {
    // client code
}
if (Meteor.isServer) {
    APP={};
    APP.updateDatabase = function(ch,msg) {
        collexn.insert({'channel': ch,'message': msg}); // insert not happening
        console.log("updateDatabase with channel = "+ch+"and message = "+msg);
        // above line prints the same data every time
    }
    Meteor.startup(function () {
    // code to run on server at startup
        var redis = __meteor_bootstrap__.require("redis"),
        client = redis.createClient();
        client.subscribe("testchannel");
        client.on("message", function(channel, message){
        console.log(channel + ": " + message); // prints same data every time
        APP.updateDatabase(channel,message);
        });
    });
}