miaou-resolver attr read-only resolv.conf

templates/network-manager/50-miaou-resolver

@@ -2,6 +2,8 @@
 
 if [[ "$2" == "up" ]]; then
 
+    chattr -i /etc/resolv.conf
+
     ACTIVE_CONNECTION=$(nmcli -g NAME connection show --active | head -n1)
     ACTIVE_DEVICE=$(nmcli -g DEVICE connection show --active | head -n1)
     BRIDGE=$(ip addr show lxdbr0 | grep "inet\b" | awk '{print $2}' | cut -d/ -f1)
@@ -19,6 +21,9 @@ if [[ "$2" == "up" ]]; then
     else
         logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE:$ACTIVE_CONNECTION nameservers look fine"
     fi
+
+    chattr +i /etc/resolv.conf
+
 else
     if [[ "$2" == "connectivity-change" ]]; then
         ACTIVE_DEVICE=$(nmcli -g DEVICE connection show --active | head -n1)