增加 {{ K8S_DNS_SVC }} 字段

autodl-core/cfg-core-nginx.yaml.j2

@@ -5,7 +5,7 @@ data:
         listen 80;
 
         location ~ /tensorboard/([-_.:\w]+)/(.*) {
-            resolver kube-dns.kube-system.svc.cluster.local valid=5s;
+            resolver {{ K8S_DNS_SVC }} valid=5s; #默认是kube-dns.kube-system.svc.cluster.local
             rewrite_log on;
             rewrite ^/tensorboard/([-_.:\w]+)/(.*) /$2 break;
             proxy_pass http://$1;
@@ -15,7 +15,7 @@ data:
             proxy_set_header Origin "";
         } 
         location ~ /jupyter/([-_.:\w]+)/(.*) {
-            resolver kube-dns.kube-system.svc.cluster.local valid=1s;
+            resolver {{ K8S_DNS_SVC }} valid=1s;
             rewrite_log on;
             rewrite ^/jupyter/([-_.:\w]+)/(.*) /jupyter/$1/$2 break;
             proxy_pass http://$1;
@@ -25,7 +25,7 @@ data:
             proxy_set_header Origin "";
         }
         location ~ /standard/([-_.:\w]+)/(.*) {
-            resolver kube-dns.kube-system.svc.cluster.local valid=5s;
+            resolver {{ K8S_DNS_SVC }} valid=5s;
             rewrite_log on;
             rewrite ^/standard/([-_.:\w]+)/(.*) /$2 break;
             proxy_pass http://$1;