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#!/bin/bash
# This script requires dnsutils aka bind to fetch the WAN IP address
# Shows the connections names
# nmcli connection show --active | grep 'ethernet' | awk '{ print $1 }' FS=' '
# nmcli connection show --active | grep 'wifi' | awk '{ print $1 }' FS=' '
# Show ethernet interface name
# nmcli connection show --active | grep 'ethernet' | awk '{ print $6 }' FS=' '
# Show wifi interface name
# nmcli connection show --active | grep 'wifi' | awk '{ print $4 }' FS=' '
function ShowInfo {
if [ "$(nmcli connection show --active | grep -oh "\w*ethernet\w*")" == "ethernet" ]; then
wan="$(dig +short myip.opendns.com @resolver1.opendns.com)"
connection="$(nmcli connection show --active | grep 'ethernet' | awk '{ print $6 }' FS=' '): $(nmcli connection show --active | grep 'ethernet' | awk '{ print $1 }' FS=' ') - $(nmcli -t -f IP4.ADDRESS dev show $(nmcli connection show --active | grep 'ethernet' | awk '{ print $6 }' FS=' ') | awk '{print $2}' FS='[:/]')
WAN IP: $wan"
elif [ "$(nmcli connection show --active | grep -oh "\w*wifi\w*")" == "wifi" ]; then
wan="$(dig +short myip.opendns.com @resolver1.opendns.com)"
connection="$(nmcli connection show --active | grep 'wifi' | awk '{ print $4 }' FS=' '): $(nmcli connection show --active | grep 'wifi' | awk '{ print $1 }' FS=' ') - $(nmcli -t -f IP4.ADDRESS dev show $(nmcli connection show --active | grep 'wifi' | awk '{ print $4 }' FS=' ') | awk '{print $2}' FS='[:/]')
WAN IP: $wan"
else
connection="No active connection."
fi
notify-send -i "network-idle" "$connection" -r 123
}
function IconUpdate() {
if [ "$(nmcli connection show --active | grep -oh "\w*ethernet\w*")" == "ethernet" ]; then
icon=""
elif [ "$(nmcli connection show --active | grep -oh "\w*wifi\w*")" == "wifi" ]; then
icon=""
else
icon=""
fi
printf "%s" "$icon"
}
if [ "$1" = "ShowInfo" ]; then
ShowInfo
else
IconUpdate
fi
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