cruise_control: add missing become: on task demanding root priv

Author: rpelisse

roles/amq_streams_cruise_control/defaults/main.yml

@@ -13,6 +13,7 @@ amq_streams_cruise_control_config_properties_template: 'templates/cruisecontrol.
 amq_streams_cruise_control_path_to_log4j_properties: "{{ amq_streams_cruise_control_home }}/config/log4j.properties"
 amq_streams_cruise_control_log4j_template: 'templates/log4j.properties.j2'
 amq_streams_cruise_control_logfilename: '/var/log/cruise-control'
+amq_streams_cruise_control_logfiles_requires_priv_escalation: yes
 amq_streams_cruise_control_capacity_template: 'templates/capacity.json.j2'
 amq_streams_cruise_control_path_to_capacity_file: "{{ amq_streams_cruise_control_home }}/config/capacity.json"
 amq_streams_cruise_control_user: root

roles/amq_streams_cruise_control/tasks/main.yml

@@ -27,6 +27,7 @@
     rhn_product_archive_file_pattern: "{{ amq_streams_cruise_control_rhn_product_archive_file_pattern }}"
 
 - name: "Deploy custom log4j config (if provided)"
+  become: "{{ amq_streams_cruise_control_logfiles_requires_priv_escalation }}"
   when:
     - amq_streams_cruise_control_logfilename is defined
   block: