required node modules:

express:
npm install [-g] express

geoip:
npm install geoip [-g]

now
npm install now [-g]

download geoip data files:
http://www.maxmind.com/app/geolitecity

var filename is the path to your log file


LogMapper is open sourced under the Apache License version 2.0.
http://www.apache.org/licenses/LICENSE-2.0.html