code: function(err, commandName, config, resultFunction) {
        //max Number in javascript is 9,007,199,254,740,992.  At 10,000 requests per second, that is 28,561 years until we get an overflow on messageId
        messageId += 1;
        messageStack[messageId] = resultFunction;
        
        //tell the parent process to run the command
        process.send({id: messageId, err: err, commandName: commandName, config: config});
      }
docs: define a function for the webserver to call when it receives a command