Add ServerAlias support to the vhost config

Change-Id: I04b232120531a91a3a402d7507c04979e24f0856

manifests/init.pp

@@ -6,6 +6,7 @@ class hound (
   $datadir       = '/home/hound/data',
   $manage_config = true,
   $serveradmin   = "webmaster@${::fqdn}",
+  $serveraliases = undef,
   $vhost_name    = $::fqdn,
 ) {
 

templates/hound.vhost.erb

@@ -1,5 +1,10 @@
 <VirtualHost *:80>
   ServerName <%= scope.lookupvar("hound::vhost_name") %>
+<% if @serveraliases.is_a? Array -%>
+<% @serveraliases.each do |name| %><%= "  ServerAlias #{name}\n" %><% end %>
+<% elsif @serveraliases -%>
+<%= "  ServerAlias #{@serveraliases}" %>
+<% end %>
   ServerAdmin <%= @serveradmin %>
 
   ErrorLog ${APACHE_LOG_DIR}/<%= scope.lookupvar("hound::vhost_name") %>-error.log