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gio: Support using GDBusObjectManagerServer at path ‘/’

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Previously this would cause an assertion failure when checking the paths
of exported objects, as it would try to check that their paths started
with ‘//’ due to mishandling the root object case.

Includes a unit test.

https://bugzilla.gnome.org/show_bug.cgi?id=761810
This commit is contained in:
Philip Withnall 2016-02-10 09:36:16 +00:00
parent ec40e9d921
commit b26b083aa2
2 changed files with 36 additions and 14 deletions
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11
gio/gdbusobjectmanagerserver.c
View File

@ -54,7 +54,8 @@
* manager should typically be exported at `/net/example/ExampleService1`, or
* below (to allow for multiple object managers in a service).
*
* It is not supported to export an object manager at the root path, `/`.
* It is supported, but not recommended, to export an object manager at the root
* path, `/`.
*
* See #GDBusObjectManagerClient for the client-side code that is
* intended to be used with #GDBusObjectManagerServer or any D-Bus
@ -176,7 +177,10 @@ g_dbus_object_manager_server_set_property (GObject *object,
g_assert (manager->priv->object_path == NULL);
g_assert (g_variant_is_object_path (g_value_get_string (value)));
manager->priv->object_path = g_value_dup_string (value);
manager->priv->object_path_ending_in_slash = g_strdup_printf ("%s/", manager->priv->object_path);
if (g_str_equal (manager->priv->object_path, "/"))
manager->priv->object_path_ending_in_slash = g_strdup (manager->priv->object_path);
else
manager->priv->object_path_ending_in_slash = g_strdup_printf ("%s/", manager->priv->object_path);
break;
default:
@ -244,8 +248,7 @@ g_dbus_object_manager_server_init (GDBusObjectManagerServer *manager)
/**
* g_dbus_object_manager_server_new:
* @object_path: The object path to export the manager object at, which should
* not be `/`.
* @object_path: The object path to export the manager object at.
*
* Creates a new #GDBusObjectManagerServer object.
*

39
gio/tests/gdbus-peer-object-manager.c
View File

@ -282,7 +282,7 @@ on_result (GObject *source,
static void
test_object_manager (Test *test,
gconstpointer unused)
gconstpointer test_data)
{
GDBusObjectManager *client;
GDBusObjectManagerServer *server;
@ -292,18 +292,31 @@ test_object_manager (Test *test,
GError *error = NULL;
GDBusInterface *proxy;
GVariant *prop;
const gchar *object_path = test_data;
gchar *number1_path = NULL, *number2_path = NULL;
server = g_dbus_object_manager_server_new ("/objects");
if (g_strcmp0 (object_path, "/") == 0)
{
number1_path = g_strdup ("/number_1");
number2_path = g_strdup ("/number_2");
}
else
{
number1_path = g_strdup_printf ("%s/number_1", object_path);
number2_path = g_strdup_printf ("%s/number_2", object_path);
}
server = g_dbus_object_manager_server_new (object_path);
mock = g_object_new (mock_interface_get_type (), NULL);
mock->number = 1;
skeleton = g_dbus_object_skeleton_new ("/objects/number_1");
skeleton = g_dbus_object_skeleton_new (number1_path);
g_dbus_object_skeleton_add_interface (skeleton, G_DBUS_INTERFACE_SKELETON (mock));
g_dbus_object_manager_server_export (server, skeleton);
mock = g_object_new (mock_interface_get_type (), NULL);
mock->number = 2;
skeleton = g_dbus_object_skeleton_new ("/objects/number_2");
skeleton = g_dbus_object_skeleton_new (number2_path);
g_dbus_object_skeleton_add_interface (skeleton, G_DBUS_INTERFACE_SKELETON (mock));
g_dbus_object_manager_server_export (server, skeleton);
@ -312,19 +325,19 @@ test_object_manager (Test *test,
dbus_name = NULL;
g_dbus_object_manager_client_new (test->client, G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_DO_NOT_AUTO_START,
dbus_name, "/objects", NULL, NULL, NULL, NULL, on_result, test);
dbus_name, object_path, NULL, NULL, NULL, NULL, on_result, test);
g_main_loop_run (test->loop);
client = g_dbus_object_manager_client_new_finish (test->result, &error);
g_assert_no_error (error);
g_clear_object (&test->result);
proxy = g_dbus_object_manager_get_interface (client, "/objects/number_1", "org.mock.Interface");
proxy = g_dbus_object_manager_get_interface (client, number1_path, "org.mock.Interface");
g_assert (proxy != NULL);
prop = g_dbus_proxy_get_cached_property (G_DBUS_PROXY (proxy), "Path");
g_assert (prop != NULL);
g_assert_cmpstr ((gchar *)g_variant_get_type (prop), ==, (gchar *)G_VARIANT_TYPE_OBJECT_PATH);
g_assert_cmpstr (g_variant_get_string (prop, NULL), ==, "/objects/number_1");
g_assert_cmpstr (g_variant_get_string (prop, NULL), ==, number1_path);
g_variant_unref (prop);
prop = g_dbus_proxy_get_cached_property (G_DBUS_PROXY (proxy), "Number");
g_assert (prop != NULL);
@ -333,12 +346,12 @@ test_object_manager (Test *test,
g_variant_unref (prop);
g_object_unref (proxy);
proxy = g_dbus_object_manager_get_interface (client, "/objects/number_2", "org.mock.Interface");
proxy = g_dbus_object_manager_get_interface (client, number2_path, "org.mock.Interface");
g_assert (proxy != NULL);
prop = g_dbus_proxy_get_cached_property (G_DBUS_PROXY (proxy), "Path");
g_assert (prop != NULL);
g_assert_cmpstr ((gchar *)g_variant_get_type (prop), ==, (gchar *)G_VARIANT_TYPE_OBJECT_PATH);
g_assert_cmpstr (g_variant_get_string (prop, NULL), ==, "/objects/number_2");
g_assert_cmpstr (g_variant_get_string (prop, NULL), ==, number2_path);
g_variant_unref (prop);
prop = g_dbus_proxy_get_cached_property (G_DBUS_PROXY (proxy), "Number");
g_assert (prop != NULL);
@ -349,6 +362,9 @@ test_object_manager (Test *test,
g_object_unref (server);
g_object_unref (client);
g_free (number2_path);
g_free (number1_path);
}
int
@ -357,7 +373,10 @@ main (int argc,
{
g_test_init (&argc, &argv, NULL);
g_test_add ("/gdbus/peer-object-manager", Test, NULL, setup, test_object_manager, teardown);
g_test_add ("/gdbus/peer-object-manager/normal", Test, "/objects",
setup, test_object_manager, teardown);
g_test_add ("/gdbus/peer-object-manager/root", Test, "/",
setup, test_object_manager, teardown);
return g_test_run();
}