<!-- begin waiting for NetworkManager -->
    <source>
        <![CDATA[
if systemctl is-enabled NetworkManager.service ; then
  TIMEOUT=0
  until route -n|grep "^0.0.0.0"; do
    echo "Network is still not available. Waiting 2 seconds..."
    sleep 2
    if [ $TIMEOUT -ge 150 ]; then
      echo "Timeout reached. Giving up"
      break
    fi
    ((TIMEOUT++))
  done
fi
        ]]>
    </source>
<!-- end waiting for NetworkManager -->

