PublicIP

publicIP.go

// LINUX - MACOS ONLY
package main

import (
	"fmt"
	"log"
	"os/exec"
	"strings"
)

//PublicIP - Retrieves public ip address
func PublicIP() (string, error) {
	cmdName := "dig"
	cmdArgs := strings.Split("+short myip.opendns.com @resolver1.opendns.com", " ")
	ipAddress, err := exec.Command(cmdName, cmdArgs...).Output()
	return string(ipAddress), err
}

func main() {

	ip, err := PublicIP()
	if err != nil {
		log.Fatal(err)
	}

	fmt.Print(ip)
}