Rename some variables.

defaults/main.yml

@@ -37,3 +37,7 @@ https_allowed_hosts:
 cdh_spark2_enabled: True
 cdh_spark2_jar: SPARK2_ON_YARN-2.4.0.cloudera2.jar
 cdh_spark2_csd_url: 'http://archive.cloudera.com/spark2/csd/{{ cdh_spark2_jar }}'
+
+http_port: '{{ cdh_http_port }}'
+https_port: '{{ cdh_https_port }}'
+nginx_virthosts: '{{ cdh_nginx_virthosts }}'

vars/main.yml

@@ -1,11 +1,11 @@
 ---
 letsencrypt_acme_install: True
-http_port: 80
-https_port: 443
+cdh_http_port: 80
+cdh_https_port: 443
 
 nginx_enabled: True
 nginx_use_common_virthost: True
-nginx_virthosts:
+cdh_nginx_virthosts:
   - virthost_name: '{{ ansible_fqdn }}'
     listen: '{{ http_port }}'
     server_name: '{{ ansible_fqdn }}'