GeoIP sync function for node.js

1) Install GeoIP:
   apt-get update && apt-get install geoip-database-contrib libgeoip-dev
   (may be need add 'non-free contrib' string in /etc/apt/sources.list)
2) Get this : git clone https://github.com/progman/node-geoip-sync.git
3) Make this: node-waf configure build
4) Use this : see example
5) Enjoy!