zsh_util.sh

function lanip()
{
        ip -4 addr show en6 | awk '/inet/ { print $2; }' | awk -F/ '{ print $1; }'
}

function gw() {
        ip route | awk '/default/ { print $3; }'
}

function langw()
{
        ip route | awk '/default/ && /en6/ { print $3; }'
}

function wifiip()
{
        ip -4 addr show en0 | awk '/inet/ { print $2; }' | awk -F/ '{print $1;}'
}
function wifi_wan()
{
        dig -b $(wifiip) +short myip.opendns.com @resolver1.opendns.com
}

function pubip()
{
        intf=$(ip route | head -n 1 | awk '{ print $5; }')
        if [[ $intf == "en6" ]]; then
                local_ip=$(lanip)
        elif [[ $intf == "en0" ]]; then
                local_ip=$(wifiip)
        fi
        dig -b $local_ip +short myip.opendns.com @resolver1.opendns.com
}