#!/bin/bash

# Check if root
if [ "$EUID" -ne 0 ]
  then 
    echo "  Please run as root"
  exit
fi
# Get DNS settings variables
service=$(connmanctl services | awk '/Wired/ { print $NF }')
response=$(connmanctl services $service | awk '/Nameservers /' | awk '{for (i=3; i<=NF;i++) printf $i}')
currentNameservers=$(connmanctl services $service | awk '/Nameservers /' | awk '{for (i=3; i<=NF;i++) printf $i}')
currentNameservers=${currentNameservers#?}
currentNameservers=${currentNameservers%?}
currentNameservers=${currentNameservers//,/ }
for filename in $currentNameservers; do
  # Do stuff here
  if [[ $filename =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
  nameservers+="$filename "
fi
done
echo $nameservers
# echo $response