clean up how /etc/hosts is generated so it doesn't require custom behavior...

clean up how /etc/hosts is generated so it doesn't require custom behavior depending on the services.

puppet/modules/site_config/manifests/default.pp

 class site_config::default {
   tag 'leap_base'
 
+  $services    = hiera('services', [])
   $domain_hash = hiera('domain')
   include site_config::params
 
@@ -54,7 +55,7 @@ class site_config::default {
   # set up core leap files and directories
   include site_config::files
 
-  if $::services !~ /\bmx\b/ {
+  if ! member($services, 'mx') {
     include site_postfix::satellite
   }
 

puppet/modules/site_config/manifests/hosts.pp

 class site_config::hosts() {
   $hosts         = hiera('hosts', false)
+
+  # calculate all the hostname aliases that might be used
   $hostname      = hiera('name')
-  $domain_hash   = hiera('domain')
-  $domain_public = $domain_hash['full_suffix']
-  $api           = hiera('api', '')
+  $domain_hash   = hiera('domain', {})
+  $dns           = hiera('dns', {})
+  if $dns['aliases'] == undef {
+    $dns_aliases = []
+  } else {
+    $dns_aliases = $dns['aliases']
+  }
+  $my_hostnames = unique(sort(concat(
+    [$hostname, $domain_hash['full'], $domain_hash['internal']],
+    $dns_aliases
+  )))
 
   file { '/etc/hostname':
     ensure  => present,

puppet/modules/site_config/manifests/setup.pp

@@ -4,7 +4,6 @@ class site_config::setup {
   #
   # this is applied before each run of site.pp
   #
-  #$services = ''
 
   Exec { path => '/usr/bin:/usr/sbin/:/bin:/sbin:/usr/local/bin:/usr/local/sbin' }
 
@@ -13,10 +12,6 @@ class site_config::setup {
   include concat::setup
   include stdlib
 
-
-  # parse services for host
-  $services=join(hiera_array('services', ['']), ' ')
-
   # configure /etc/hosts
   class { 'site_config::hosts':
     stage => setup,

puppet/modules/site_config/templates/hosts

 # This file is managed by puppet, any changes will be overwritten!
 
 127.0.0.1    localhost
-127.0.1.1    <%= @hostname %>.<%= @domain_public %> <%= @hostname %> <% if (defined? @services) and (@services.include? 'webapp') -%><%= @domain_public %> <%= @api['domain'] %><% end -%>
-
+127.0.1.1    <%= @my_hostnames.join(' ') %>
 
 <%- if @hosts then -%>
 <%   @hosts.keys.sort.each do |name| -%>