Uploading video using Node.js

gistfile1.txt

var KalturaConstants = require('./KalturaTypes.js');
var Kaltura = require('./KalturaClient.js');

var KalturaClient = null;
var Session = null;

var pager = new Kaltura.objects.KalturaFilterPager();
pager.pageSize=10000;
pager.pageIndex=1;

var KALTURA_PARTNERID="#####";
var KALTURA_ADMINSECRET="##################";
var KALTURA_USERID="####";

var initialize = function(callback) {
    var config = new Kaltura.KalturaConfiguration(parseInt(KALTURA_PARTNERID));
    KalturaClient = new Kaltura.KalturaClient(config);
    KalturaClient.session.start(function(session) {
            KalturaClient.setKs(session);
            Session = session;
            callback();
        }, KALTURA_ADMINSECRET, KALTURA_USERID, KalturaConstants.KalturaSessionType.ADMIN,
        parseInt(KALTURA_PARTNERID), '10000000');
}

var uploadMedia = function(videoFile,userId) {

    var fs = require("fs");

    var DOWNLOAD_DIR = './downloads/';
    var fileWithPath=DOWNLOAD_DIR+videoFile;

    fs.exists(fileWithPath, function(exists) {
        if (exists) {
            fs.readFile(fileWithPath, "utf8", function(error, data) {
                var uploadToken = null;
                KalturaClient.uploadToken.add(function(token){

                    console.log("upload token added " + JSON.stringify(token));



                    KalturaClient.uploadToken.upload(function(token){

                        console.log("upload token uploaded " + JSON.stringify(token));

                        var entry = new Kaltura.objects.KalturaMediaEntry();
                        entry.name = "My Video";
                        entry.description = "My video";
                        entry.userId = userId;
                        entry.creatorId = userId;
                        entry.type = KalturaConstants.KalturaEntryType.AUTOMATIC;
                        entry.mediaType = KalturaConstants.KalturaMediaType.VIDEO;
                        entry.sourceType = KalturaConstants.KalturaSourceType.FILE;

                        KalturaClient.media.add(function(result){

                                console.log("media entry added " + JSON.stringify(result));

                                var resource = new Kaltura.objects.KalturaUploadedFileTokenResource();
                                resource.token = token.id;

                                KalturaClient.media.addContent(function(result2){
                                    //if(err) console.log('Failed to add content ' + JSON.stringify(err));
                                    console.log("media entry updated with content " + JSON.stringify(result2));
                                }, result.id, resource);


                        },entry);

                    },token.id,data);

                }, uploadToken);
            });
        }
    });

}

initialize(function () {
    console.log('Uploading file');
    uploadMedia('main_OUTPUT.tmp.mp4',1901);
});