mmdb content export / dump in golang

gistfile1.txt

package main

import (
	"fmt"
	"os"

	maxminddb "github.com/oschwald/maxminddb-golang"
)

func main() {
	if len(os.Args) < 2 {
		fmt.Fprintf(os.Stderr, "Usage: %s ./file.mmdb\n", os.Args[0])
		os.Exit(1)
	}

	db, err := maxminddb.Open(os.Args[1])
	if err != nil {
		fmt.Fprintf(os.Stderr, "%s: %s\n", os.Args[0], err)
		os.Exit(1)
	}
	defer db.Close()

	n := db.Networks()
	maxminddb.SkipAliasedNetworks(n)

	for n.Next() {
		var rec interface{}

		cidr, err := n.Network(&rec)
		if err == nil {
			fmt.Printf("network: %v record: %v\n", cidr, rec)
		}
	}
}