test subversion - support Ubuntu 18.04 (#50791)

(cherry picked from commit 91522bd9c4)

test/integration/targets/subversion/tasks/setup.yml

@@ -1,6 +1,11 @@
 ---
 - name: load OS specific vars
-  include_vars: '{{ ansible_os_family }}.yml'
+  include_vars: '{{ item }}'
+  with_first_found:
+  - files:
+    - '{{ ansible_distribution }}-{{ ansible_distribution_major_version }}.yml'
+    - '{{ ansible_os_family }}.yml'
+    paths: '../vars'
 
 - name: install SVN pre-reqs
   package:

test/integration/targets/subversion/templates/subversion.conf.j2

@@ -1,7 +1,10 @@
 {% if ansible_os_family == "Debian" %}
 
-{% if ansible_distribution_version == "14.04" %}
-{# Ubuntu 14.04 conflicts with existing port 80 so we can't include the default #}
+{# On Ubuntu 16.04 we can include the default config, other versions require explicit config #}
+{% if ansible_distribution_version == "16.04" %}
+Include /etc/apache2/apache2.conf
+
+{% else %}
 Timeout 300
 KeepAlive On
 MaxKeepAliveRequests 100
@@ -25,8 +28,6 @@ IncludeOptional sites-enabled/*conf
     Require all denied
 </FilesMatch>
 
-{% else %}
-Include /etc/apache2/apache2.conf
 {% endif %}
 
 {% elif ansible_os_family == "FreeBSD" %}

test/integration/targets/subversion/vars/Ubuntu-18.yml

@@ -0,0 +1,6 @@
+---
+subversion_packages:
+- subversion
+- libapache2-mod-svn
+apache_user: www-data
+apache_group: www-data