OpenStack/Rackspace reauth functionality
diff --git a/rackspace/client.go b/rackspace/client.go
index 039f446..4892802 100644
--- a/rackspace/client.go
+++ b/rackspace/client.go
@@ -49,6 +49,7 @@
 	if err != nil {
 		return nil, err
 	}
+
 	return client, nil
 }
 
@@ -96,6 +97,10 @@
 		return err
 	}
 
+	if options.AllowReauth {
+		client.ReauthFunc = AuthenticateV2
+	}
+	client.AuthOptions = options
 	client.TokenID = token.ID
 	client.EndpointLocator = func(opts gophercloud.EndpointOpts) (string, error) {
 		return os.V2EndpointURL(catalog, opts)