From c356baee6de36204ef1ef753917dd61ab504becb Mon Sep 17 00:00:00 2001
From: Marc Beninca <git@marc.beninca.link>
Date: Thu, 2 May 2024 10:27:18 +0200
Subject: [PATCH] dns

---
 cd.sh | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/cd.sh b/cd.sh
index a0f90ba..930e37e 100644
--- a/cd.sh
+++ b/cd.sh
@@ -1,8 +1,10 @@
 #! /usr/bin/env sh
 
-[ "${CD_DNS}" ] || CD_DNS="\
+# defaults
+CD_DEFAULT_DNS="\
 9.9.9.9 \
 "
+
 CD_PYTHON_MODULES="\
 cd \
 rwx \
@@ -11,7 +13,7 @@ rwx \
 # main
 cd_main () {
     cd_set_environment
-    cd_set_dns_resolving ${CD_DNS}
+    cd_set_dns_resolving
     cd_set_packages_repositories
     cd_set_packages_configuration
     cd_write_ca_certificates
@@ -102,9 +104,11 @@ local variable
 
 cd_set_dns_resolving () {
 local server
+local servers
 local text=""
     cd_step "Set DNS resolving"
-    for server in "${@}" ; do
+    "${CD_DNS}" && servers="${CD_DNS}" || servers="${CD_DEFAULT_DNS}"
+    for server in ${servers} ; do
         text="${text}nameserver ${server}
 "
     done