dns

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