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Merge branch '1109-no-match-rule' into 'main'

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gdbusproxy: Add G_DBUS_PROXY_FLAGS_NO_MATCH_RULE flag

Closes #1109

See merge request GNOME/glib!2322
This commit is contained in:
Philip Withnall 2021-11-04 14:42:44 +00:00
commit 044229e1c1
3 changed files with 74 additions and 8 deletions
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10
gio/gdbusproxy.c
View File

@ -1694,6 +1694,10 @@ static void
async_initable_init_first (GAsyncInitable *initable)
{
GDBusProxy *proxy = G_DBUS_PROXY (initable);
GDBusSignalFlags signal_flags = G_DBUS_SIGNAL_FLAGS_NONE;
if (proxy->priv->flags & G_DBUS_PROXY_FLAGS_NO_MATCH_RULE)
signal_flags |= G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE;
if (!(proxy->priv->flags & G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES))
{
@ -1705,7 +1709,7 @@ async_initable_init_first (GAsyncInitable *initable)
"PropertiesChanged",
proxy->priv->object_path,
proxy->priv->interface_name,
G_DBUS_SIGNAL_FLAGS_NONE,
signal_flags,
on_properties_changed,
weak_ref_new (G_OBJECT (proxy)),
(GDestroyNotify) weak_ref_free);
@ -1721,7 +1725,7 @@ async_initable_init_first (GAsyncInitable *initable)
NULL, /* member */
proxy->priv->object_path,
NULL, /* arg0 */
G_DBUS_SIGNAL_FLAGS_NONE,
signal_flags,
on_signal_received,
weak_ref_new (G_OBJECT (proxy)),
(GDestroyNotify) weak_ref_free);
@ -1737,7 +1741,7 @@ async_initable_init_first (GAsyncInitable *initable)
"NameOwnerChanged", /* signal name */
"/org/freedesktop/DBus", /* path */
proxy->priv->name, /* arg0 */
G_DBUS_SIGNAL_FLAGS_NONE,
signal_flags,
on_name_owner_changed,
weak_ref_new (G_OBJECT (proxy)),
(GDestroyNotify) weak_ref_free);

6
gio/gioenums.h
View File

@ -1021,6 +1021,9 @@ typedef enum
* do not ask the bus to launch an owner during proxy initialization, but allow it to be
* autostarted by a method call. This flag is only meaningful in proxies for well-known names,
* and only if %G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START is not also specified.
* @G_DBUS_PROXY_FLAGS_NO_MATCH_RULE: Don't actually send the AddMatch D-Bus
* call for this signal subscription. This gives you more control
* over which match rules you add (but you must add them manually). (Since: 2.72)
*
* Flags used when constructing an instance of a #GDBusProxy derived class.
*
@ -1033,7 +1036,8 @@ typedef enum
G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS = (1<<1),
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START = (1<<2),
G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES = (1<<3),
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION = (1<<4)
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION = (1<<4),
G_DBUS_PROXY_FLAGS_NO_MATCH_RULE GLIB_AVAILABLE_ENUMERATOR_IN_2_72 = (1<<5)
} GDBusProxyFlags;
/**

66
gio/tests/gdbus-proxy.c
View File

@ -701,7 +701,6 @@ test_basic (GDBusProxy *proxy)
connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
g_assert_true (g_dbus_proxy_get_connection (proxy) == connection);
g_assert_cmpint (g_dbus_proxy_get_flags (proxy), ==, G_DBUS_PROXY_FLAGS_NONE);
g_assert_null (g_dbus_proxy_get_interface_info (proxy));
g_assert_cmpstr (g_dbus_proxy_get_name (proxy), ==, "com.example.TestService");
g_assert_cmpstr (g_dbus_proxy_get_object_path (proxy), ==, "/com/example/TestObject");
@ -720,7 +719,7 @@ test_basic (GDBusProxy *proxy)
g_assert_true (conn == connection);
g_assert_null (info);
g_assert_cmpint (flags, ==, G_DBUS_PROXY_FLAGS_NONE);
g_assert_cmpint (flags, ==, g_dbus_proxy_get_flags (proxy));
g_assert_cmpstr (name, ==, "com.example.TestService");
g_assert_cmpstr (path, ==, "/com/example/TestObject");
g_assert_cmpstr (interface, ==, "com.example.Frob");
@ -763,7 +762,7 @@ kill_test_service (GDBusConnection *connection)
}
static void
test_proxy (void)
test_proxy_with_flags (GDBusProxyFlags flags)
{
GDBusProxy *proxy;
GDBusConnection *connection;
@ -777,7 +776,7 @@ test_proxy (void)
g_assert_no_error (error);
error = NULL;
proxy = g_dbus_proxy_new_sync (connection,
G_DBUS_PROXY_FLAGS_NONE,
flags,
NULL, /* GDBusInterfaceInfo */
"com.example.TestService", /* name */
"/com/example/TestObject", /* object path */
@ -809,6 +808,12 @@ test_proxy (void)
g_object_unref (connection);
}
static void
test_proxy (void)
{
test_proxy_with_flags (G_DBUS_PROXY_FLAGS_NONE);
}
/* ---------------------------------------------------------------------------------------------------- */
static void
@ -930,6 +935,58 @@ test_wellknown_noauto (void)
g_source_remove (id);
}
typedef enum {
ADD_MATCH,
REMOVE_MATCH,
} AddOrRemove;
static void
add_or_remove_match_rule (GDBusConnection *connection,
AddOrRemove add_or_remove,
GVariant *match_rule)
{
GDBusMessage *message = NULL;
GError *error = NULL;
message = g_dbus_message_new_method_call ("org.freedesktop.DBus", /* name */
"/org/freedesktop/DBus", /* path */
"org.freedesktop.DBus", /* interface */
(add_or_remove == ADD_MATCH) ? "AddMatch" : "RemoveMatch");
g_dbus_message_set_body (message, match_rule);
g_dbus_connection_send_message (connection,
message,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
NULL,
&error);
g_assert_no_error (error);
g_clear_object (&message);
}
static void
test_proxy_no_match_rule (void)
{
GDBusConnection *connection = NULL;
GVariant *match_rule = NULL;
g_test_summary ("Test that G_DBUS_PROXY_FLAGS_NO_MATCH_RULE works");
g_test_bug ("https://gitlab.gnome.org/GNOME/glib/-/issues/1109");
connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
/* Add a custom match rule which matches everything. */
match_rule = g_variant_ref_sink (g_variant_new ("(s)", "type='signal'"));
add_or_remove_match_rule (connection, ADD_MATCH, match_rule);
/* Run the tests. */
test_proxy_with_flags (G_DBUS_PROXY_FLAGS_NO_MATCH_RULE);
/* Remove the match rule again. */
add_or_remove_match_rule (connection, REMOVE_MATCH, match_rule);
g_clear_pointer (&match_rule, g_variant_unref);
g_clear_object (&connection);
}
int
main (int argc,
char *argv[])
@ -950,6 +1007,7 @@ main (int argc,
g_test_add_func ("/gdbus/proxy/no-properties", test_no_properties);
g_test_add_func ("/gdbus/proxy/wellknown-noauto", test_wellknown_noauto);
g_test_add_func ("/gdbus/proxy/async", test_async);
g_test_add_func ("/gdbus/proxy/no-match-rule", test_proxy_no_match_rule);
ret = session_bus_run();