Client: prevent log lines from being written into wg0.conf

client/install_client.sh

@@ -330,12 +330,19 @@ build_client_interface_address() {
 write_client_config() {
   local conf="/etc/wireguard/${WG_INTERFACE}.conf"
   local dns
+  local include_dns=0
 
   dns="$CLIENT_DNS"
   if [[ -z "$dns" ]]; then
     dns="${SERVER_DNS_REMOTE:-1.1.1.1}"
   fi
 
+  if command -v resolvconf >/dev/null 2>&1; then
+    include_dns=1
+  else
+    log_warn "Команда resolvconf не найдена. Пропускаю строку DNS в конфиге WireGuard."
+  fi
+
   if [[ -f "$conf" ]]; then
     backup_file "$conf"
   fi
@@ -344,10 +351,8 @@ write_client_config() {
     echo "[Interface]"
     echo "PrivateKey = $(cat "$CLIENT_PRIV_KEY_PATH")"
     echo "Address = ${CLIENT_INTERFACE_ADDRESS}"
-    if command -v resolvconf >/dev/null 2>&1; then
+    if ((include_dns)); then
       echo "DNS = ${dns}"
-    else
-      log_warn "Команда resolvconf не найдена. Пропускаю строку DNS в конфиге WireGuard."
     fi
     if [[ -n "$PRE_UP" ]]; then
       echo "$PRE_UP"