delete bad whitespace, work on ip

modules/ip

@@ -1,23 +1,23 @@
 #!/bin/bash
 
+#TODO check if at least one device is UP when running "ip addr" in the <> brackets
 if [[ -n "$BLOCK_INSTANCE" ]]; then
   IF="$BLOCK_INSTANCE"
 else
   IF=$(ip route | awk '/^default/ { print $5 ; exit }')
 fi
 
-if [[ ! -d "/sys/class/net/$IF" ]]; then
+if [[ "$IF" == "" || ! -d "/sys/class/net/$IF" ]]; then
-   echo " no network interface "
+   echo "off"
-   echo "not found"
+   echo "X"
    echo ""
    exit 33
 fi
 
-echo $IF
-
 WAN_IP=$(curl -s checkip.dyndns.org | sed -e 's/.*Current IP Address: //' -e 's/<.*$//')
-LAN_IP=$(ip addr | gawk '/
+LAN_IP=$(ip addr show "$IF")
 
+#TODO show connection
 echo "$IP"
 echo "$IP"
 echo ""