Description:

GeoIP information aggregator service with local cache. Demo.

Application launch:

In order to run the application install >=MongoDB 3.0.14. and package manager:

go get github.com/constabulary/gb/...

Restore dependencies from manifest:

gb vendor restore

To build the application run the following command:

gb build

To launch unit tests run the command:

gb test

To launch application:

bin/main

Configuration:

In order to get the default configuration file launch the application to generate it. Configuration file:

{
    "tcp_server": {
        "address": "0.0.0.0:9999"
    },
    "geo_ip_provider": {
        "providers": [
            "freegeoip.net",
            "geoip.nekudo.com"
        ],
        "requests_limit": 100,
        "time_interval_min": 1
    },
    "cache": {
        "address": "localhost",
        "db_name": "resolver",
        "username": "",
        "password": "",
        "collection": "cache",
        "items_limit": 100000
    }
}

Application check:

To check the work of the application one can use Netcat or Telnet, for example:

nc 0.0.0.0 9999

The service must return the information about the country based on the user's IP address.