disable systemd-resolved for server

lib/install.sh

@@ -354,6 +354,14 @@ function miaou_resolver() {
             echo "miaou-resolver in NetworkManager dispatcher already initialized!"
         fi
     else
+        if sudo systemctl is-enabled systemd-resolved.service --quiet; then
+            echo -n "disabling systemd-resolved..."
+            sudo systemctl stop systemd-resolved.service --quiet
+            sudo systemctl disable systemd-resolved.service --quiet
+            sudo rm /etc/resolv.conf
+            PREFIX="" echoinfo DONE
+        fi
+
         if ! grep -q "nameserver $bridge" /etc/resolv.conf; then
             echo -n "customize resolv.conf from scratch with bridge=<$bridge>, gatewary=<$gateway> ..."
             sudo tee /etc/resolv.conf &>/dev/null <<EOF

scripts/miaou

@@ -372,8 +372,8 @@ function check_resolv_conf() {
     bridge_gw=$(lxc network get lxdbr0 ipv4.address | cut -d'/' -f1)
     PREFIX="resolver:check" echo "container bridge is <$bridge_gw>"
 
-    resolver=$(grep nameserver /etc/resolv.conf | tail -n1 | cut -d ' ' -f2)
-    PREFIX="resolver:check" echo "container resolver is <$resolver>"
+    resolver=$(grep nameserver /etc/resolv.conf | head -n1 | cut -d ' ' -f2)
+    PREFIX="resolver:check" echo "first resolver is <$resolver>"
 
     [[ "$bridge_gw" != "$resolver" ]] && return 21
     return 0