#!/bin/bash

IF_LIST=($(ip l | egrep '^[0-9]+:\s+(eth|en|wl)' | sed -r 's/^[0-9]+:\s+(\w+):.*/\1/' | sort))


for i in "${IF_LIST[@]}"; do
    if [[ "${i:0:1}" == "e" ]]; then
        sed -i -r "s/#Network/Wired:\${alignr}\${addr $i}\n#Network/" ~/.conkyrc
    else
        sed -i -r "s/#Network/Wireless:\${alignr}\${addr $i}\n#Network/" ~/.conkyrc
    fi
done