Add configuration for CoreDNS and update host variables for lab environment

terraform/modules/apps/nginx-reverse-proxy/resources/nginx/conf.d/default.conf.tpl

@@ -21,13 +21,21 @@ location = /auth {
 %{ endif }
 %{ for l in locations ~}
     location ${l.path} {
+%{ if l.resolver == "" ~}
+%{ if resolver != "" ~}
+        resolver ${resolver};
+%{ endif ~}
+%{ else ~}
+        resolver ${l.resolver};
+%{ endif ~}
 %{ if l.private ~}
-        auth_request /auth;
+        auth_request /auth<;
 %{ endif ~}
 %{ if l.rewrite != "" ~}
         rewrite ${l.rewrite};
 %{ endif ~}
-        proxy_pass %{ if l.upstream != "" ~}${l.upstream}%{ else ~}${upstream}%{ endif ~};
+        set $upstream "%{ if l.upstream != "" ~}${l.upstream}%{ else ~}${upstream}%{ endif ~}"; 
+        proxy_pass $upstream;
         proxy_http_version 1.1;
 %{ for k,v in l.headers ~}        
         proxy_set_header ${k} ${v};