golang local_ip.go

Posted 2021-05-24

// https://stackoverflow.com/questions/23558425/how-do-i-get-the-local-ip-address-in-go
package main
import (
    "fmt"
    "log"
    "net"
)

/** 
 * GetOutboundIP return ip address
 */
func GetOutboundIP() net.IP {
    conn, err := net.Dial("udp", "8.8.8.8:80")
    if err != nil {
        log.Fatal(err)
    }
    defer conn.Close()

    localAddr := conn.LocalAddr().(*net.UDPAddr)

    return localAddr.IP
}

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