certificate: handle multiple landb_ip_aliases

code/manifests/init.pp

@@ -99,7 +99,9 @@ class dirac ($dirac_user = 'dirac', $dirac_group = 'dirac',
 
   # Collect the DNS alias to add them to the host certificate
   if $::landb_ip_aliases {
-    $diraccertifalias = "${::landb_ip_aliases}.cern.ch"
+    # landb_ip_aliases are not FQDN
+    $aliases = split($::landb_ip_aliases, ',')
+    $diraccertifalias = join(suffix($aliases, '.cern.ch'), ',')
   }
   else {
     $diraccertifalias = ''