add keystone_authtoken to conductor

magnum-conductor's keystone client appears to still require access to
keystone_authtoken auth_uri [1]

[1] https://github.com/openstack/magnum/blob/stable/queens/magnum/common/keystone.py#L47

Change-Id: Ic96b59db6c7b505afaa31f7d6b74ec621a2ba686

manifests/conductor.pp

@@ -21,11 +21,16 @@
 #    used for bay locking.
 #    Defaults to $::os_service_default
 #
+# [*auth_strategy*]
+#   (optional) Type of authentication to be used.
+#   Defaults to 'keystone'
+#
 class magnum::conductor(
   $enabled                      = true,
   $manage_service               = true,
   $package_ensure               = 'present',
   $conductor_life_check_timeout = $::os_service_default,
+  $auth_strategy                = 'keystone',
 ) {
 
   include ::magnum::db
@@ -59,4 +64,8 @@ class magnum::conductor(
   magnum_config {
     'conductor/conductor_life_check_timeout': value => $conductor_life_check_timeout;
   }
+
+  if $auth_strategy == 'keystone' {
+    include ::magnum::keystone::authtoken
+  }
 }

spec/classes/magnum_conductor_spec.rb

@@ -7,6 +7,7 @@ describe 'magnum::conductor' do
 
   let :pre_condition do
     'include magnum'
+    'class { "magnum::keystone::authtoken": password => "secret", }'
   end
 
   shared_examples_for 'magnum-conductor' do