fixed condition

tasks/main.yml

@@ -12,12 +12,12 @@
 - name: set DocumentRoot
   set_fact:
     docroot: "/var/www/html"
-  when: not docroot is defined
+  when: docroot is not defined
 
 - name: set domainname
   set_fact:
     domainname: "{{ inventory_hostname }}"
-  when: not domainname is defined
+  when: domainname is not defined
 
 - name: create wwwroot
   file: