use structured fact with fqdn and update REFERENCE.md accordingly

README.md

@@ -105,7 +105,7 @@ Acceptance tests are done :
 
  * clients with centos7 and ubuntu1604
 
-Even if puppet4 should work, it is not tested.
+Even if puppet 4.10 or IPv6 should work, they are not tested.
 
 ## Authors
 

REFERENCE.md

@@ -247,7 +247,7 @@ Default value: `true`
 
 ##### `ip_address`
 
-Data type: `Stdlib::IP::Address::V4`
+Data type: `Stdlib::IP::Address`
 
 IP address to pass to the IPA installer.
 
@@ -257,7 +257,7 @@ Data type: `Stdlib::Fqdn`
 
 Actual fqdn of the IPA server or client.
 
-Default value: $facts['fqdn']
+Default value: $facts['networking']['fqdn']
 
 ##### `kstart_package_name`
 

manifests/init.pp

@@ -102,7 +102,7 @@ class freeipa (
   Boolean                                  $install_ipa_client                 = true,
   Boolean                                  $install_ipa_server                 = true,
   Boolean                                  $install_sssd                       = true,
-  Stdlib::Fqdn                             $ipa_server_fqdn                    = $facts['fqdn'],
+  Stdlib::Fqdn                             $ipa_server_fqdn                    = $facts['networking']['fqdn'],
   String                                   $kstart_package_name                = 'kstart',
   String                                   $ldaputils_package_name             = $facts['os']['family'] ? {
     'Debian' => 'ldap-utils',