Run this role only for logservers

tasks/main.yml

@@ -34,4 +34,4 @@
         - Config
       when: elasticsearch.snapshot is defined and elasticsearch.snapshot.indices is defined
 
-  when: not excluded_roles or "elasticsearch" not in excluded_roles
+  when: not excluded_roles or "elasticsearch" not in excluded_roles and 'logserver' in groups and inventory_hostname in groups.logserver