a817d7c137
This commit adds another way how to disable the a11y manager ACL in development. Setting the unsafe mode might not be as straightforward as setting an environment variable for the session, and you can control it invidually too. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4217>
313 lines
10 KiB
C
313 lines
10 KiB
C
/*
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* Copyright (C) 2023 Red Hat
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include "core/meta-debug-control-private.h"
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#include "core/util-private.h"
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#include "meta/meta-backend.h"
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#include "meta/meta-context.h"
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enum
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{
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PROP_0,
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PROP_CONTEXT,
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PROP_EXPORTED,
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N_PROPS
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};
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static GParamSpec *obj_props[N_PROPS];
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#define META_DEBUG_CONTROL_DBUS_SERVICE "org.gnome.Mutter.DebugControl"
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#define META_DEBUG_CONTROL_DBUS_PATH "/org/gnome/Mutter/DebugControl"
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struct _MetaDebugControl
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{
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MetaDBusDebugControlSkeleton parent;
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MetaContext *context;
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gboolean exported;
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guint dbus_name_id;
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};
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static void meta_dbus_debug_control_iface_init (MetaDBusDebugControlIface *iface);
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G_DEFINE_TYPE_WITH_CODE (MetaDebugControl,
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meta_debug_control,
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META_DBUS_TYPE_DEBUG_CONTROL_SKELETON,
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G_IMPLEMENT_INTERFACE (META_DBUS_TYPE_DEBUG_CONTROL,
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meta_dbus_debug_control_iface_init))
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static void
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meta_dbus_debug_control_iface_init (MetaDBusDebugControlIface *iface)
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{
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}
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static void
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on_bus_acquired (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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MetaDebugControl *debug_control = META_DEBUG_CONTROL (user_data);
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g_autoptr (GError) error = NULL;
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meta_topic (META_DEBUG_BACKEND,
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"Acquired D-Bus name '%s', exporting service on '%s'",
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META_DEBUG_CONTROL_DBUS_SERVICE, META_DEBUG_CONTROL_DBUS_PATH);
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if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (debug_control),
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connection,
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META_DEBUG_CONTROL_DBUS_PATH,
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&error))
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{
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g_warning ("Failed to export '%s' object on '%s': %s",
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META_DEBUG_CONTROL_DBUS_SERVICE,
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META_DEBUG_CONTROL_DBUS_PATH,
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error->message);
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}
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}
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static void
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meta_debug_control_dispose (GObject *object)
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{
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MetaDebugControl *debug_control = META_DEBUG_CONTROL (object);
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g_clear_handle_id (&debug_control->dbus_name_id, g_bus_unown_name);
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G_OBJECT_CLASS (meta_debug_control_parent_class)->dispose (object);
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}
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static void
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meta_debug_control_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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MetaDebugControl *debug_control = META_DEBUG_CONTROL (object);
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switch (prop_id)
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{
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case PROP_CONTEXT:
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debug_control->context = g_value_get_object (value);
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break;
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case PROP_EXPORTED:
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meta_debug_control_set_exported (debug_control,
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g_value_get_boolean (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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meta_debug_control_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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MetaDebugControl *debug_control = META_DEBUG_CONTROL (object);
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switch (prop_id)
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{
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case PROP_CONTEXT:
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g_value_set_object (value, debug_control->context);
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break;
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case PROP_EXPORTED:
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g_value_set_boolean (value, debug_control->exported);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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meta_debug_control_class_init (MetaDebugControlClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->dispose = meta_debug_control_dispose;
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object_class->set_property = meta_debug_control_set_property;
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object_class->get_property = meta_debug_control_get_property;
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obj_props[PROP_CONTEXT] = g_param_spec_object ("context", NULL, NULL,
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META_TYPE_CONTEXT,
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G_PARAM_CONSTRUCT_ONLY |
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G_PARAM_READWRITE |
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G_PARAM_STATIC_STRINGS);
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obj_props[PROP_EXPORTED] = g_param_spec_boolean ("exported", NULL, NULL,
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FALSE,
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G_PARAM_READWRITE |
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G_PARAM_EXPLICIT_NOTIFY |
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G_PARAM_STATIC_STRINGS);
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g_object_class_install_properties (object_class, N_PROPS, obj_props);
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}
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static void
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meta_debug_control_init (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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gboolean force_hdr, force_linear_blending,
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color_management_protocol;
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gboolean session_management_protocol;
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gboolean cursor_shape_protocol;
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gboolean inhibit_hw_cursor;
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gboolean a11y_manager_without_access_control;
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color_management_protocol =
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g_strcmp0 (getenv ("MUTTER_DEBUG_COLOR_MANAGEMENT_PROTOCOL"), "1") == 0;
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meta_dbus_debug_control_set_color_management_protocol (dbus_debug_control,
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color_management_protocol);
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force_hdr = g_strcmp0 (getenv ("MUTTER_DEBUG_FORCE_HDR"), "1") == 0;
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meta_dbus_debug_control_set_force_hdr (dbus_debug_control, force_hdr);
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force_linear_blending =
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g_strcmp0 (getenv ("MUTTER_DEBUG_FORCE_LINEAR_BLENDING"), "1") == 0;
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meta_dbus_debug_control_set_force_linear_blending (dbus_debug_control,
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force_linear_blending);
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meta_dbus_debug_control_set_luminance_percentage (dbus_debug_control, 100);
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session_management_protocol =
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g_strcmp0 (getenv ("MUTTER_DEBUG_SESSION_MANAGEMENT_PROTOCOL"), "1") == 0;
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meta_dbus_debug_control_set_session_management_protocol (dbus_debug_control,
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session_management_protocol);
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inhibit_hw_cursor =
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g_strcmp0 (getenv ("MUTTER_DEBUG_INHIBIT_HW_CURSOR"), "1") == 0;
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meta_dbus_debug_control_set_inhibit_hw_cursor (dbus_debug_control,
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inhibit_hw_cursor);
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cursor_shape_protocol =
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g_strcmp0 (getenv ("MUTTER_DEBUG_CURSOR_SHAPE_PROTOCOL"), "1") == 0;
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meta_dbus_debug_control_set_cursor_shape_protocol (dbus_debug_control,
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cursor_shape_protocol);
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a11y_manager_without_access_control =
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g_strcmp0 (getenv ("MUTTER_DEBUG_A11Y_MANAGER_WITHOUT_ACCESS_CONTROL"), "1") == 0;
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meta_dbus_debug_control_set_a11y_manager_without_access_control (dbus_debug_control,
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a11y_manager_without_access_control);
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}
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gboolean
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meta_debug_control_is_color_management_protocol_enabled (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_color_management_protocol (dbus_debug_control);
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}
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gboolean
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meta_debug_control_is_linear_blending_forced (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_force_linear_blending (dbus_debug_control);
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}
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gboolean
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meta_debug_control_is_hdr_forced (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_force_hdr (dbus_debug_control);
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}
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unsigned int
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meta_debug_control_get_luminance_percentage (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_luminance_percentage (dbus_debug_control);
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}
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gboolean
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meta_debug_control_is_session_management_protocol_enabled (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_session_management_protocol (dbus_debug_control);
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}
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void
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meta_debug_control_set_exported (MetaDebugControl *debug_control,
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gboolean exported)
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{
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if (debug_control->exported == exported)
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return;
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if (exported)
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{
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debug_control->dbus_name_id =
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g_bus_own_name (G_BUS_TYPE_SESSION,
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META_DEBUG_CONTROL_DBUS_SERVICE,
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G_BUS_NAME_OWNER_FLAGS_NONE,
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on_bus_acquired,
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NULL,
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NULL,
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debug_control,
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NULL);
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}
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else
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{
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g_clear_handle_id (&debug_control->dbus_name_id, g_bus_unown_name);
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}
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debug_control->exported = exported;
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g_object_notify_by_pspec (G_OBJECT (debug_control), obj_props[PROP_EXPORTED]);
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}
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gboolean
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meta_debug_control_is_hw_cursor_inhibited (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_inhibit_hw_cursor (dbus_debug_control);
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}
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gboolean
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meta_debug_control_is_cursor_shape_protocol_enabled (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_cursor_shape_protocol (dbus_debug_control);
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}
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gboolean
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meta_debug_control_is_a11y_manager_without_access_control (MetaDebugControl *debug_control)
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{
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MetaDBusDebugControl *dbus_debug_control =
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META_DBUS_DEBUG_CONTROL (debug_control);
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return meta_dbus_debug_control_get_a11y_manager_without_access_control (dbus_debug_control);
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}
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