mirror of
https://gitlab.freedesktop.org/NetworkManager/NetworkManager
synced 2024-10-15 12:34:55 +00:00
cd4f84b738
GError codes are only unique per domain, so logging the code without also indicating the domain is not helpful. And anyway, if the error messages are not distinctive enough to tell the whole story then we should fix the error messages. Based-on-patch-by: Dan Winship <danw@gnome.org>
1563 lines
43 KiB
C
1563 lines
43 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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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, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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* Copyright 2007 - 2008 Novell, Inc.
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* Copyright 2007 - 2012 Red Hat, Inc.
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*/
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#include "nm-default.h"
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "nm-utils.h"
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#include "NetworkManager.h"
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#include "nm-object.h"
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#include "nm-object-cache.h"
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#include "nm-object-private.h"
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#include "nm-dbus-glib-types.h"
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#include "nm-types.h"
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#include "nm-dbus-helpers-private.h"
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static gboolean debug = FALSE;
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#define dbgmsg(f,...) if (G_UNLIKELY (debug)) { g_message (f, ## __VA_ARGS__ ); }
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static void nm_object_initable_iface_init (GInitableIface *iface);
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static void nm_object_async_initable_iface_init (GAsyncInitableIface *iface);
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static GHashTable *type_funcs, *type_async_funcs;
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G_DEFINE_ABSTRACT_TYPE_WITH_CODE (NMObject, nm_object, G_TYPE_OBJECT,
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type_funcs = g_hash_table_new (NULL, NULL);
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type_async_funcs = g_hash_table_new (NULL, NULL);
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G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE, nm_object_initable_iface_init);
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G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE, nm_object_async_initable_iface_init);
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)
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#define NM_OBJECT_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_OBJECT, NMObjectPrivate))
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typedef struct {
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PropertyMarshalFunc func;
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GType object_type;
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gpointer field;
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const char *signal_prefix;
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} PropertyInfo;
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static void reload_complete (NMObject *object, gboolean emit_now);
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typedef struct {
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DBusGConnection *connection;
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DBusGProxy *bus_proxy;
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gboolean nm_running;
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char *path;
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DBusGProxy *properties_proxy;
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GSList *property_interfaces;
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GSList *property_tables;
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NMObject *parent;
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gboolean suppress_property_updates;
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GSList *notify_items;
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guint32 notify_id;
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gboolean inited;
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GSList *reload_results;
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guint reload_remaining;
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GError *reload_error;
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} NMObjectPrivate;
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enum {
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PROP_0,
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PROP_DBUS_CONNECTION,
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PROP_DBUS_PATH,
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LAST_PROP
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};
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enum {
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OBJECT_CREATION_FAILED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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/**
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* nm_object_error_quark:
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*
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* Registers an error quark for #NMObject if necessary.
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*
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* Returns: the error quark used for #NMObject errors.
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**/
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GQuark
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nm_object_error_quark (void)
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{
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static GQuark quark;
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if (G_UNLIKELY (!quark))
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quark = g_quark_from_static_string ("nm-object-error-quark");
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return quark;
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}
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typedef enum {
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NOTIFY_SIGNAL_PENDING_NONE,
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NOTIFY_SIGNAL_PENDING_ADDED,
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NOTIFY_SIGNAL_PENDING_REMOVED,
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NOTIFY_SIGNAL_PENDING_ADDED_REMOVED,
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} NotifySignalPending;
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typedef struct {
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const char *property;
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const char *signal_prefix;
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NotifySignalPending pending;
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NMObject *changed;
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} NotifyItem;
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static void
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notify_item_free (NotifyItem *item)
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{
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g_clear_object (&item->changed);
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g_slice_free (NotifyItem, item);
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}
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static void
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proxy_name_owner_changed (DBusGProxy *proxy,
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const char *name,
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const char *old_owner,
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const char *new_owner,
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gpointer user_data)
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{
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NMObject *self = NM_OBJECT (user_data);
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
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if (g_strcmp0 (name, NM_DBUS_SERVICE) == 0) {
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gboolean old_good = (old_owner && old_owner[0]);
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gboolean new_good = (new_owner && new_owner[0]);
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if (!old_good && new_good)
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priv->nm_running = TRUE;
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else if (old_good && !new_good)
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priv->nm_running = FALSE;
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}
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}
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static void
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nm_object_init (NMObject *object)
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{
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}
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static GObject*
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constructor (GType type,
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guint n_construct_params,
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GObjectConstructParam *construct_params)
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{
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GObject *object;
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NMObjectPrivate *priv;
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object = G_OBJECT_CLASS (nm_object_parent_class)->constructor (type,
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n_construct_params,
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construct_params);
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priv = NM_OBJECT_GET_PRIVATE (object);
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if (priv->connection == NULL || priv->path == NULL) {
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g_warn_if_reached ();
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g_object_unref (object);
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return NULL;
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}
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return object;
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}
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static void
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constructed (GObject *object)
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{
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NMObject *self = NM_OBJECT (object);
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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if (G_OBJECT_CLASS (nm_object_parent_class)->constructed)
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G_OBJECT_CLASS (nm_object_parent_class)->constructed (object);
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priv->properties_proxy = _nm_object_new_proxy (self, NULL, DBUS_INTERFACE_PROPERTIES);
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priv->bus_proxy = dbus_g_proxy_new_for_name (priv->connection,
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DBUS_SERVICE_DBUS,
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DBUS_PATH_DBUS,
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DBUS_INTERFACE_DBUS);
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g_assert (priv->bus_proxy);
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dbus_g_proxy_add_signal (priv->bus_proxy, "NameOwnerChanged",
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G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING,
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G_TYPE_INVALID);
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dbus_g_proxy_connect_signal (priv->bus_proxy,
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"NameOwnerChanged",
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G_CALLBACK (proxy_name_owner_changed),
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object, NULL);
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}
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static gboolean
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init_sync (GInitable *initable, GCancellable *cancellable, GError **error)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (initable);
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if (priv->bus_proxy) {
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if (!dbus_g_proxy_call (priv->bus_proxy,
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"NameHasOwner", error,
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G_TYPE_STRING, NM_DBUS_SERVICE,
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G_TYPE_INVALID,
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G_TYPE_BOOLEAN, &priv->nm_running,
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G_TYPE_INVALID))
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return FALSE;
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}
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priv->inited = TRUE;
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return _nm_object_reload_properties (NM_OBJECT (initable), error);
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}
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/* Takes ownership of @error */
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static void
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init_async_complete (GSimpleAsyncResult *simple, GError *error)
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{
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if (error)
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g_simple_async_result_take_error (simple, error);
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else
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g_simple_async_result_set_op_res_gboolean (simple, TRUE);
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g_simple_async_result_complete (simple);
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g_object_unref (simple);
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}
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static void
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init_async_got_properties (GObject *object, GAsyncResult *result, gpointer user_data)
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{
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GSimpleAsyncResult *simple = user_data;
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GError *error = NULL;
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NM_OBJECT_GET_PRIVATE (object)->inited = TRUE;
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if (!_nm_object_reload_properties_finish (NM_OBJECT (object), result, &error))
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g_assert (error);
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init_async_complete (simple, error);
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}
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static void
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init_async_got_manager_running (DBusGProxy *proxy, DBusGProxyCall *call,
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gpointer user_data)
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{
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GSimpleAsyncResult *simple = user_data;
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NMObject *self;
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NMObjectPrivate *priv;
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GError *error = NULL;
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self = NM_OBJECT (g_async_result_get_source_object (G_ASYNC_RESULT (simple)));
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priv = NM_OBJECT_GET_PRIVATE (self);
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if (!dbus_g_proxy_end_call (proxy, call, &error,
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G_TYPE_BOOLEAN, &priv->nm_running,
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G_TYPE_INVALID)) {
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init_async_complete (simple, error);
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} else if (!priv->nm_running) {
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priv->inited = TRUE;
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init_async_complete (simple, NULL);
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} else
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_nm_object_reload_properties_async (self, init_async_got_properties, simple);
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/* g_async_result_get_source_object() adds a ref */
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g_object_unref (self);
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}
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static void
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init_async (GAsyncInitable *initable, int io_priority,
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GCancellable *cancellable, GAsyncReadyCallback callback,
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gpointer user_data)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (initable);
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GSimpleAsyncResult *simple;
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simple = g_simple_async_result_new (G_OBJECT (initable), callback, user_data, init_async);
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/* Check if NM is running */
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dbus_g_proxy_begin_call (priv->bus_proxy, "NameHasOwner",
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init_async_got_manager_running,
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simple, NULL,
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G_TYPE_STRING, NM_DBUS_SERVICE,
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G_TYPE_INVALID);
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}
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static gboolean
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init_finish (GAsyncInitable *initable, GAsyncResult *result, GError **error)
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{
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GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (result);
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if (g_simple_async_result_propagate_error (simple, error))
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return FALSE;
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else
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return TRUE;
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}
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static void
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dispose (GObject *object)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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if (priv->notify_id) {
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g_source_remove (priv->notify_id);
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priv->notify_id = 0;
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}
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g_slist_free_full (priv->notify_items, (GDestroyNotify) notify_item_free);
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priv->notify_items = NULL;
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g_slist_free_full (priv->property_interfaces, g_free);
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priv->property_interfaces = NULL;
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g_clear_object (&priv->properties_proxy);
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g_clear_object (&priv->bus_proxy);
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if (priv->connection) {
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dbus_g_connection_unref (priv->connection);
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priv->connection = NULL;
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}
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G_OBJECT_CLASS (nm_object_parent_class)->dispose (object);
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}
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static void
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finalize (GObject *object)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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g_slist_free_full (priv->property_tables, (GDestroyNotify) g_hash_table_destroy);
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g_free (priv->path);
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G_OBJECT_CLASS (nm_object_parent_class)->finalize (object);
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}
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static void
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set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *pspec)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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switch (prop_id) {
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case PROP_DBUS_CONNECTION:
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/* Construct only */
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priv->connection = g_value_dup_boxed (value);
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if (!priv->connection)
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priv->connection = _nm_dbus_new_connection (NULL);
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break;
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case PROP_DBUS_PATH:
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/* Construct only */
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priv->path = g_value_dup_string (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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get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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{
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NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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switch (prop_id) {
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case PROP_DBUS_CONNECTION:
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g_value_set_boxed (value, priv->connection);
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break;
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case PROP_DBUS_PATH:
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g_value_set_string (value, priv->path);
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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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nm_object_class_init (NMObjectClass *nm_object_class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (nm_object_class);
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g_type_class_add_private (nm_object_class, sizeof (NMObjectPrivate));
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/* virtual methods */
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object_class->constructor = constructor;
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object_class->constructed = constructed;
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object_class->set_property = set_property;
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object_class->get_property = get_property;
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object_class->dispose = dispose;
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object_class->finalize = finalize;
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/* Properties */
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/**
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* NMObject:connection:
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*
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* The #DBusGConnection of the object.
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**/
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g_object_class_install_property
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(object_class, PROP_DBUS_CONNECTION,
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g_param_spec_boxed (NM_OBJECT_DBUS_CONNECTION, "", "",
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DBUS_TYPE_G_CONNECTION,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY |
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G_PARAM_STATIC_STRINGS));
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/**
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* NMObject:path:
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*
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* The DBus object path.
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**/
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g_object_class_install_property
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(object_class, PROP_DBUS_PATH,
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g_param_spec_string (NM_OBJECT_DBUS_PATH, "", "",
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NULL,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY |
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G_PARAM_STATIC_STRINGS));
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/* signals */
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/**
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* NMObject::object-creation-failed:
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* @master_object: the object that received the signal
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* @error: the error that occured while creating object
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* @failed_path: object path of the failed object
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|
*
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* Indicates that an error occured while creating an #NMObject object
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|
* during property handling of @master_object.
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*
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* Note: Be aware that the signal is private for libnm-glib's internal
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* use.
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**/
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signals[OBJECT_CREATION_FAILED] =
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g_signal_new ("object-creation-failed",
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (NMObjectClass, object_creation_failed),
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NULL, NULL, NULL,
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G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
|
|
}
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|
|
|
static void
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|
nm_object_initable_iface_init (GInitableIface *iface)
|
|
{
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iface->init = init_sync;
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|
}
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|
|
|
static void
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|
nm_object_async_initable_iface_init (GAsyncInitableIface *iface)
|
|
{
|
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iface->init_async = init_async;
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iface->init_finish = init_finish;
|
|
}
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|
|
|
/**
|
|
* nm_object_get_connection:
|
|
* @object: a #NMObject
|
|
*
|
|
* Gets the #NMObject's DBusGConnection.
|
|
*
|
|
* Returns: (transfer none): the connection
|
|
**/
|
|
DBusGConnection *
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|
nm_object_get_connection (NMObject *object)
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|
{
|
|
g_return_val_if_fail (NM_IS_OBJECT (object), NULL);
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|
|
return NM_OBJECT_GET_PRIVATE (object)->connection;
|
|
}
|
|
|
|
/**
|
|
* nm_object_get_path:
|
|
* @object: a #NMObject
|
|
*
|
|
* Gets the DBus path of the #NMObject.
|
|
*
|
|
* Returns: the object's path. This is the internal string used by the
|
|
* device, and must not be modified.
|
|
**/
|
|
const char *
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|
nm_object_get_path (NMObject *object)
|
|
{
|
|
g_return_val_if_fail (NM_IS_OBJECT (object), NULL);
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|
|
|
return NM_OBJECT_GET_PRIVATE (object)->path;
|
|
}
|
|
|
|
static gboolean
|
|
deferred_notify_cb (gpointer data)
|
|
{
|
|
NMObject *object = NM_OBJECT (data);
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
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|
NMObjectClass *object_class = NM_OBJECT_GET_CLASS (object);
|
|
GSList *props, *iter;
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|
|
|
priv->notify_id = 0;
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|
|
|
/* Wait until all reloads are done before notifying */
|
|
if (priv->reload_remaining)
|
|
return G_SOURCE_REMOVE;
|
|
|
|
/* Clear priv->notify_items early so that an NMObject subclass that
|
|
* listens to property changes can queue up other property changes
|
|
* during the g_object_notify() call separately from the property
|
|
* list we're iterating.
|
|
*/
|
|
props = g_slist_reverse (priv->notify_items);
|
|
priv->notify_items = NULL;
|
|
|
|
g_object_ref (object);
|
|
|
|
/* Emit property change notifications first */
|
|
for (iter = props; iter; iter = g_slist_next (iter)) {
|
|
NotifyItem *item = iter->data;
|
|
|
|
if (item->property)
|
|
g_object_notify (G_OBJECT (object), item->property);
|
|
}
|
|
|
|
/* And added/removed signals second */
|
|
for (iter = props; iter; iter = g_slist_next (iter)) {
|
|
NotifyItem *item = iter->data;
|
|
char buf[50];
|
|
gint ret = 0;
|
|
|
|
switch (item->pending) {
|
|
case NOTIFY_SIGNAL_PENDING_ADDED:
|
|
ret = g_snprintf (buf, sizeof (buf), "%s-added", item->signal_prefix);
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_REMOVED:
|
|
ret = g_snprintf (buf, sizeof (buf), "%s-removed", item->signal_prefix);
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_ADDED_REMOVED:
|
|
// XXX
|
|
if (object_class->object_creation_failed)
|
|
object_class->object_creation_failed (object, NULL, g_strdup (nm_object_get_path (item->changed)));
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_NONE:
|
|
default:
|
|
break;
|
|
}
|
|
if (ret > 0) {
|
|
g_assert (ret < sizeof (buf));
|
|
g_signal_emit_by_name (object, buf, item->changed);
|
|
}
|
|
}
|
|
g_object_unref (object);
|
|
|
|
g_slist_free_full (props, (GDestroyNotify) notify_item_free);
|
|
return G_SOURCE_REMOVE;
|
|
}
|
|
|
|
static void
|
|
_nm_object_defer_notify (NMObject *object)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
|
|
if (!priv->notify_id)
|
|
priv->notify_id = g_idle_add_full (G_PRIORITY_LOW, deferred_notify_cb, object, NULL);
|
|
}
|
|
|
|
static void
|
|
_nm_object_queue_notify_full (NMObject *object,
|
|
const char *property,
|
|
const char *signal_prefix,
|
|
gboolean added,
|
|
NMObject *changed)
|
|
{
|
|
NMObjectPrivate *priv;
|
|
NotifyItem *item;
|
|
GSList *iter;
|
|
|
|
g_return_if_fail (NM_IS_OBJECT (object));
|
|
g_return_if_fail (!signal_prefix != !property);
|
|
g_return_if_fail (!signal_prefix == !changed);
|
|
|
|
priv = NM_OBJECT_GET_PRIVATE (object);
|
|
_nm_object_defer_notify (object);
|
|
|
|
property = g_intern_string (property);
|
|
signal_prefix = g_intern_string (signal_prefix);
|
|
for (iter = priv->notify_items; iter; iter = g_slist_next (iter)) {
|
|
item = iter->data;
|
|
|
|
if (property && (property == item->property))
|
|
return;
|
|
|
|
/* Collapse signals for the same object (such as "added->removed") to
|
|
* ensure we don't emit signals when their sum should have no effect.
|
|
* The "added->removed->removed" sequence requires special handling,
|
|
* hence the addition of the ADDED_REMOVED state to ensure that no
|
|
* signal is emitted in this case:
|
|
*
|
|
* Without the ADDED_REMOVED state:
|
|
* NONE + added -> ADDED
|
|
* ADDED + removed -> NONE
|
|
* NONE + removed -> REMOVED (would emit 'removed' signal)
|
|
*
|
|
* With the ADDED_REMOVED state:
|
|
* NONE | ADDED_REMOVED + added -> ADDED
|
|
* ADDED + removed -> ADDED_REMOVED
|
|
* ADDED_REMOVED + removed -> ADDED_REMOVED (emits no signal)
|
|
*/
|
|
if (signal_prefix && (changed == item->changed) && (item->signal_prefix == signal_prefix)) {
|
|
switch (item->pending) {
|
|
case NOTIFY_SIGNAL_PENDING_ADDED:
|
|
if (!added)
|
|
item->pending = NOTIFY_SIGNAL_PENDING_ADDED_REMOVED;
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_REMOVED:
|
|
if (added)
|
|
item->pending = NOTIFY_SIGNAL_PENDING_NONE;
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_ADDED_REMOVED:
|
|
if (added)
|
|
item->pending = NOTIFY_SIGNAL_PENDING_ADDED;
|
|
break;
|
|
case NOTIFY_SIGNAL_PENDING_NONE:
|
|
item->pending = added ? NOTIFY_SIGNAL_PENDING_ADDED : NOTIFY_SIGNAL_PENDING_REMOVED;
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
item = g_slice_new0 (NotifyItem);
|
|
item->property = property;
|
|
if (signal_prefix) {
|
|
item->signal_prefix = signal_prefix;
|
|
item->pending = added ? NOTIFY_SIGNAL_PENDING_ADDED : NOTIFY_SIGNAL_PENDING_REMOVED;
|
|
item->changed = changed ? g_object_ref (changed) : NULL;
|
|
}
|
|
priv->notify_items = g_slist_prepend (priv->notify_items, item);
|
|
}
|
|
|
|
void
|
|
_nm_object_queue_notify (NMObject *object, const char *property)
|
|
{
|
|
_nm_object_queue_notify_full (object, property, NULL, FALSE, NULL);
|
|
}
|
|
|
|
void
|
|
_nm_object_register_type_func (GType base_type, NMObjectTypeFunc type_func,
|
|
NMObjectTypeAsyncFunc type_async_func)
|
|
{
|
|
g_hash_table_insert (type_funcs,
|
|
GSIZE_TO_POINTER (base_type),
|
|
type_func);
|
|
g_hash_table_insert (type_async_funcs,
|
|
GSIZE_TO_POINTER (base_type),
|
|
type_async_func);
|
|
}
|
|
|
|
static GObject *
|
|
_nm_object_create (GType type, DBusGConnection *connection, const char *path)
|
|
{
|
|
NMObjectTypeFunc type_func;
|
|
GObject *object;
|
|
GError *error = NULL;
|
|
|
|
type_func = g_hash_table_lookup (type_funcs, GSIZE_TO_POINTER (type));
|
|
if (type_func)
|
|
type = type_func (connection, path);
|
|
|
|
if (type == G_TYPE_INVALID) {
|
|
dbgmsg ("Could not create object for %s: unknown object type", path);
|
|
return NULL;
|
|
}
|
|
|
|
object = g_object_new (type,
|
|
NM_OBJECT_DBUS_CONNECTION, connection,
|
|
NM_OBJECT_DBUS_PATH, path,
|
|
NULL);
|
|
if (NM_IS_OBJECT (object))
|
|
_nm_object_cache_add (NM_OBJECT (object));
|
|
if (!g_initable_init (G_INITABLE (object), NULL, &error)) {
|
|
dbgmsg ("Could not create object for %s: %s", path, error->message);
|
|
g_error_free (error);
|
|
g_clear_object (&object);
|
|
}
|
|
|
|
return object;
|
|
}
|
|
|
|
typedef void (*NMObjectCreateCallbackFunc) (GObject *, const char *, gpointer);
|
|
typedef struct {
|
|
DBusGConnection *connection;
|
|
char *path;
|
|
NMObjectCreateCallbackFunc callback;
|
|
gpointer user_data;
|
|
} NMObjectTypeAsyncData;
|
|
|
|
static void
|
|
create_async_complete (GObject *object, NMObjectTypeAsyncData *async_data)
|
|
{
|
|
async_data->callback (object, async_data->path, async_data->user_data);
|
|
|
|
g_free (async_data->path);
|
|
g_slice_free (NMObjectTypeAsyncData, async_data);
|
|
}
|
|
|
|
static const char *
|
|
nm_object_or_connection_get_path (gpointer instance)
|
|
{
|
|
if (NM_IS_OBJECT (instance))
|
|
return nm_object_get_path (instance);
|
|
else if (NM_IS_CONNECTION (instance))
|
|
return nm_connection_get_path (instance);
|
|
|
|
g_assert_not_reached ();
|
|
}
|
|
|
|
static void
|
|
async_inited (GObject *source, GAsyncResult *result, gpointer user_data)
|
|
{
|
|
NMObjectTypeAsyncData *async_data = user_data;
|
|
GObject *object = G_OBJECT (source);
|
|
GError *error = NULL;
|
|
|
|
if (!g_async_initable_init_finish (G_ASYNC_INITABLE (object), result, &error)) {
|
|
dbgmsg ("Could not create object for %s: %s",
|
|
nm_object_or_connection_get_path (object),
|
|
error->message);
|
|
g_error_free (error);
|
|
g_clear_object (&object);
|
|
}
|
|
|
|
create_async_complete (object, async_data);
|
|
}
|
|
|
|
static void
|
|
async_got_type (GType type, gpointer user_data)
|
|
{
|
|
NMObjectTypeAsyncData *async_data = user_data;
|
|
GObject *object;
|
|
|
|
/* Ensure we don't have the object already; we may get multiple type
|
|
* requests for the same object if there are multiple properties on
|
|
* other objects that refer to the object at this path. One of those
|
|
* other requests may have already completed.
|
|
*/
|
|
object = (GObject *) _nm_object_cache_get (async_data->path);
|
|
if (object) {
|
|
create_async_complete (object, async_data);
|
|
return;
|
|
}
|
|
|
|
if (type == G_TYPE_INVALID) {
|
|
/* Don't know how to create this object */
|
|
create_async_complete (NULL, async_data);
|
|
return;
|
|
}
|
|
|
|
object = g_object_new (type,
|
|
NM_OBJECT_DBUS_CONNECTION, async_data->connection,
|
|
NM_OBJECT_DBUS_PATH, async_data->path,
|
|
NULL);
|
|
g_warn_if_fail (object != NULL);
|
|
if (NM_IS_OBJECT (object))
|
|
_nm_object_cache_add (NM_OBJECT (object));
|
|
g_async_initable_init_async (G_ASYNC_INITABLE (object), G_PRIORITY_DEFAULT,
|
|
NULL, async_inited, async_data);
|
|
}
|
|
|
|
static void
|
|
_nm_object_create_async (GType type, DBusGConnection *connection, const char *path,
|
|
NMObjectCreateCallbackFunc callback, gpointer user_data)
|
|
{
|
|
NMObjectTypeAsyncFunc type_async_func;
|
|
NMObjectTypeFunc type_func;
|
|
NMObjectTypeAsyncData *async_data;
|
|
|
|
async_data = g_slice_new (NMObjectTypeAsyncData);
|
|
async_data->connection = connection;
|
|
async_data->path = g_strdup (path);
|
|
async_data->callback = callback;
|
|
async_data->user_data = user_data;
|
|
|
|
type_async_func = g_hash_table_lookup (type_async_funcs, GSIZE_TO_POINTER (type));
|
|
if (type_async_func) {
|
|
type_async_func (connection, path, async_got_type, async_data);
|
|
return;
|
|
}
|
|
|
|
type_func = g_hash_table_lookup (type_funcs, GSIZE_TO_POINTER (type));
|
|
if (type_func)
|
|
type = type_func (connection, path);
|
|
|
|
async_got_type (type, async_data);
|
|
}
|
|
|
|
/* Stolen from dbus-glib */
|
|
static char*
|
|
wincaps_to_dash (const char *caps)
|
|
{
|
|
const char *p;
|
|
GString *str;
|
|
|
|
str = g_string_new (NULL);
|
|
p = caps;
|
|
while (*p) {
|
|
if (g_ascii_isupper (*p)) {
|
|
if (str->len > 0 && (str->len < 2 || str->str[str->len-2] != '-'))
|
|
g_string_append_c (str, '-');
|
|
g_string_append_c (str, g_ascii_tolower (*p));
|
|
} else
|
|
g_string_append_c (str, *p);
|
|
++p;
|
|
}
|
|
|
|
return g_string_free (str, FALSE);
|
|
}
|
|
|
|
/* Adds object to array if it's not already there */
|
|
static void
|
|
add_to_object_array_unique (GPtrArray *array, GObject *obj)
|
|
{
|
|
guint i;
|
|
|
|
g_return_if_fail (array != NULL);
|
|
|
|
if (obj != NULL) {
|
|
for (i = 0; i < array->len; i++) {
|
|
if (g_ptr_array_index (array, i) == obj) {
|
|
g_object_unref (obj);
|
|
return;
|
|
}
|
|
}
|
|
g_ptr_array_add (array, obj);
|
|
}
|
|
}
|
|
|
|
typedef struct {
|
|
NMObject *self;
|
|
PropertyInfo *pi;
|
|
|
|
GObject **objects;
|
|
int length, remaining;
|
|
|
|
gboolean array;
|
|
const char *property_name;
|
|
} ObjectCreatedData;
|
|
|
|
/* Places items from 'needles' that are not in 'haystack' into 'diff' */
|
|
static void
|
|
array_diff (GPtrArray *needles, GPtrArray *haystack, GPtrArray *diff)
|
|
{
|
|
guint i, j;
|
|
GObject *obj;
|
|
|
|
g_assert (needles);
|
|
g_assert (haystack);
|
|
g_assert (diff);
|
|
|
|
for (i = 0; i < needles->len; i++) {
|
|
obj = g_ptr_array_index (needles, i);
|
|
|
|
for (j = 0; j < haystack->len; j++) {
|
|
if (g_ptr_array_index (haystack, j) == obj)
|
|
break;
|
|
}
|
|
|
|
if (j == haystack->len)
|
|
g_ptr_array_add (diff, obj);
|
|
}
|
|
}
|
|
|
|
static void
|
|
queue_added_removed_signal (NMObject *self,
|
|
const char *signal_prefix,
|
|
NMObject *changed,
|
|
gboolean added)
|
|
{
|
|
_nm_object_queue_notify_full (self, NULL, signal_prefix, added, changed);
|
|
}
|
|
|
|
static void
|
|
object_property_complete (ObjectCreatedData *odata)
|
|
{
|
|
NMObject *self = odata->self;
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
PropertyInfo *pi = odata->pi;
|
|
gboolean different = TRUE;
|
|
|
|
if (odata->array) {
|
|
GPtrArray *old = *((GPtrArray **) pi->field);
|
|
GPtrArray *new;
|
|
int i;
|
|
|
|
/* Build up new array */
|
|
new = g_ptr_array_sized_new (odata->length);
|
|
for (i = 0; i < odata->length; i++)
|
|
add_to_object_array_unique (new, odata->objects[i]);
|
|
|
|
if (pi->signal_prefix) {
|
|
GPtrArray *added = g_ptr_array_sized_new (3);
|
|
GPtrArray *removed = g_ptr_array_sized_new (3);
|
|
|
|
if (old) {
|
|
/* Find objects in 'old' that do not exist in 'new' */
|
|
array_diff (old, new, removed);
|
|
|
|
/* Find objects in 'new' that do not exist in old */
|
|
array_diff (new, old, added);
|
|
} else {
|
|
for (i = 0; i < new->len; i++)
|
|
g_ptr_array_add (added, g_ptr_array_index (new, i));
|
|
}
|
|
|
|
*((GPtrArray **) pi->field) = new;
|
|
|
|
/* Emit added & removed */
|
|
for (i = 0; i < removed->len; i++) {
|
|
queue_added_removed_signal (self,
|
|
pi->signal_prefix,
|
|
g_ptr_array_index (removed, i),
|
|
FALSE);
|
|
}
|
|
|
|
for (i = 0; i < added->len; i++) {
|
|
queue_added_removed_signal (self,
|
|
pi->signal_prefix,
|
|
g_ptr_array_index (added, i),
|
|
TRUE);
|
|
}
|
|
|
|
different = removed->len || added->len;
|
|
g_ptr_array_free (added, TRUE);
|
|
g_ptr_array_free (removed, TRUE);
|
|
} else {
|
|
/* No added/removed signals to send, just replace the property with
|
|
* the new values.
|
|
*/
|
|
*((GPtrArray **) pi->field) = new;
|
|
different = TRUE;
|
|
}
|
|
|
|
/* Free old array last since it will release references, thus freeing
|
|
* any objects in the 'removed' array.
|
|
*/
|
|
if (old)
|
|
g_boxed_free (NM_TYPE_OBJECT_ARRAY, old);
|
|
} else {
|
|
GObject **obj_p = pi->field;
|
|
|
|
different = (*obj_p != odata->objects[0]);
|
|
if (*obj_p)
|
|
g_object_unref (*obj_p);
|
|
*obj_p = odata->objects[0];
|
|
}
|
|
|
|
if (different && odata->property_name)
|
|
_nm_object_queue_notify (self, odata->property_name);
|
|
|
|
if (--priv->reload_remaining == 0)
|
|
reload_complete (self, FALSE);
|
|
|
|
g_object_unref (self);
|
|
g_free (odata->objects);
|
|
g_slice_free (ObjectCreatedData, odata);
|
|
}
|
|
|
|
static void
|
|
object_created (GObject *obj, const char *path, gpointer user_data)
|
|
{
|
|
ObjectCreatedData *odata = user_data;
|
|
|
|
/* We assume that on error, the creator_func printed something */
|
|
|
|
if (obj == NULL && g_strcmp0 (path, "/") != 0 ) {
|
|
GError *error;
|
|
error = g_error_new (NM_OBJECT_ERROR,
|
|
NM_OBJECT_ERROR_OBJECT_CREATION_FAILURE,
|
|
"Creating object for path '%s' failed in libnm-glib.",
|
|
path);
|
|
/* Emit a signal about the error. */
|
|
g_signal_emit (odata->self, signals[OBJECT_CREATION_FAILED], 0, error, path);
|
|
g_error_free (error);
|
|
}
|
|
|
|
odata->objects[--odata->remaining] = obj;
|
|
if (!odata->remaining)
|
|
object_property_complete (odata);
|
|
}
|
|
|
|
static gboolean
|
|
handle_object_property (NMObject *self, const char *property_name, GValue *value,
|
|
PropertyInfo *pi, gboolean synchronously)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
GObject *obj;
|
|
const char *path;
|
|
ObjectCreatedData *odata;
|
|
|
|
odata = g_slice_new (ObjectCreatedData);
|
|
odata->self = g_object_ref (self);
|
|
odata->pi = pi;
|
|
odata->objects = g_new (GObject *, 1);
|
|
odata->length = odata->remaining = 1;
|
|
odata->array = FALSE;
|
|
odata->property_name = property_name;
|
|
|
|
priv->reload_remaining++;
|
|
|
|
path = g_value_get_boxed (value);
|
|
|
|
if (!strcmp (path, "/")) {
|
|
object_created (NULL, path, odata);
|
|
return TRUE;
|
|
}
|
|
|
|
obj = G_OBJECT (_nm_object_cache_get (path));
|
|
if (obj) {
|
|
object_created (obj, path, odata);
|
|
return TRUE;
|
|
} else if (synchronously) {
|
|
obj = _nm_object_create (pi->object_type, priv->connection, path);
|
|
object_created (obj, path, odata);
|
|
return obj != NULL;
|
|
} else {
|
|
_nm_object_create_async (pi->object_type, priv->connection, path,
|
|
object_created, odata);
|
|
/* Assume success */
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
handle_object_array_property (NMObject *self, const char *property_name, GValue *value,
|
|
PropertyInfo *pi, gboolean synchronously)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
GObject *obj;
|
|
GPtrArray *paths;
|
|
GPtrArray **array = pi->field;
|
|
const char *path;
|
|
ObjectCreatedData *odata;
|
|
int i;
|
|
|
|
paths = g_value_get_boxed (value);
|
|
|
|
odata = g_slice_new (ObjectCreatedData);
|
|
odata->self = g_object_ref (self);
|
|
odata->pi = pi;
|
|
odata->objects = g_new0 (GObject *, paths->len);
|
|
odata->length = odata->remaining = paths->len;
|
|
odata->array = TRUE;
|
|
odata->property_name = property_name;
|
|
|
|
priv->reload_remaining++;
|
|
|
|
if (paths->len == 0) {
|
|
object_property_complete (odata);
|
|
return TRUE;
|
|
}
|
|
|
|
for (i = 0; i < paths->len; i++) {
|
|
path = paths->pdata[i];
|
|
if (!strcmp (path, "/")) {
|
|
/* FIXME: can't happen? */
|
|
continue;
|
|
}
|
|
|
|
obj = G_OBJECT (_nm_object_cache_get (path));
|
|
if (obj) {
|
|
object_created (obj, path, odata);
|
|
} else if (synchronously) {
|
|
obj = _nm_object_create (pi->object_type, priv->connection, path);
|
|
object_created (obj, path, odata);
|
|
} else {
|
|
_nm_object_create_async (pi->object_type, priv->connection, path,
|
|
object_created, odata);
|
|
}
|
|
}
|
|
|
|
if (!synchronously) {
|
|
/* Assume success */
|
|
return TRUE;
|
|
}
|
|
|
|
return *array && ((*array)->len == paths->len);
|
|
}
|
|
|
|
static void
|
|
handle_property_changed (NMObject *self, const char *dbus_name, GValue *value, gboolean synchronously)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
char *prop_name;
|
|
PropertyInfo *pi;
|
|
GParamSpec *pspec;
|
|
gboolean success = FALSE, found = FALSE;
|
|
GSList *iter;
|
|
|
|
prop_name = wincaps_to_dash (dbus_name);
|
|
|
|
/* Iterate through the object and its parents to find the property */
|
|
for (iter = priv->property_tables; iter; iter = g_slist_next (iter)) {
|
|
pi = g_hash_table_lookup ((GHashTable *) iter->data, prop_name);
|
|
if (pi) {
|
|
if (!pi->field) {
|
|
/* We know about this property but aren't tracking changes on it. */
|
|
goto out;
|
|
}
|
|
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!found) {
|
|
dbgmsg ("Property '%s' unhandled.", prop_name);
|
|
goto out;
|
|
}
|
|
|
|
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (G_OBJECT (self)), prop_name);
|
|
if (!pspec) {
|
|
dbgmsg ("%s: property '%s' changed but wasn't defined by object type %s.",
|
|
__func__,
|
|
prop_name,
|
|
G_OBJECT_TYPE_NAME (self));
|
|
goto out;
|
|
}
|
|
|
|
if (G_UNLIKELY (debug)) {
|
|
char *s;
|
|
s = g_strdup_value_contents (value);
|
|
dbgmsg ("PC: (%p) %s::%s => '%s' (%s%s%s)",
|
|
self, G_OBJECT_TYPE_NAME (self),
|
|
prop_name,
|
|
s,
|
|
G_VALUE_TYPE_NAME (value),
|
|
pi->object_type ? " / " : "",
|
|
pi->object_type ? g_type_name (pi->object_type) : "");
|
|
g_free (s);
|
|
}
|
|
|
|
if (pi->object_type) {
|
|
if (G_VALUE_HOLDS (value, DBUS_TYPE_G_OBJECT_PATH))
|
|
success = handle_object_property (self, pspec->name, value, pi, synchronously);
|
|
else if (G_VALUE_HOLDS (value, DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH))
|
|
success = handle_object_array_property (self, pspec->name, value, pi, synchronously);
|
|
else {
|
|
g_warn_if_reached ();
|
|
goto out;
|
|
}
|
|
} else
|
|
success = (*(pi->func)) (self, pspec, value, pi->field);
|
|
|
|
if (!success) {
|
|
dbgmsg ("%s: failed to update property '%s' of object type %s.",
|
|
__func__,
|
|
prop_name,
|
|
G_OBJECT_TYPE_NAME (self));
|
|
}
|
|
|
|
out:
|
|
g_free (prop_name);
|
|
}
|
|
|
|
static void
|
|
process_properties_changed (NMObject *self, GHashTable *properties, gboolean synchronously)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
GHashTableIter iter;
|
|
gpointer name, value;
|
|
|
|
if (priv->suppress_property_updates)
|
|
return;
|
|
|
|
g_hash_table_iter_init (&iter, properties);
|
|
while (g_hash_table_iter_next (&iter, &name, &value)) {
|
|
if (value)
|
|
handle_property_changed (self, name, value, synchronously);
|
|
else {
|
|
dbgmsg ("%s:%d %s(): object %s property '%s' value is unexpectedly NULL",
|
|
__FILE__, __LINE__, __func__, G_OBJECT_TYPE_NAME (self), (const char *) name);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
properties_changed_proxy (DBusGProxy *proxy,
|
|
GHashTable *properties,
|
|
gpointer user_data)
|
|
{
|
|
process_properties_changed (NM_OBJECT (user_data), properties, FALSE);
|
|
}
|
|
|
|
#define HANDLE_TYPE(ucase, lcase, getter) \
|
|
} else if (pspec->value_type == G_TYPE_##ucase) { \
|
|
if (G_VALUE_HOLDS_##ucase (value)) { \
|
|
g##lcase *param = (g##lcase *) field; \
|
|
*param = g_value_get_##getter (value); \
|
|
} else { \
|
|
success = FALSE; \
|
|
goto done; \
|
|
}
|
|
|
|
static gboolean
|
|
demarshal_generic (NMObject *object,
|
|
GParamSpec *pspec,
|
|
GValue *value,
|
|
gpointer field)
|
|
{
|
|
gboolean success = TRUE;
|
|
|
|
if (pspec->value_type == G_TYPE_STRING) {
|
|
if (G_VALUE_HOLDS_STRING (value)) {
|
|
char **param = (char **) field;
|
|
g_free (*param);
|
|
*param = g_value_dup_string (value);
|
|
} else if (G_VALUE_HOLDS (value, DBUS_TYPE_G_OBJECT_PATH)) {
|
|
char **param = (char **) field;
|
|
g_free (*param);
|
|
*param = g_strdup (g_value_get_boxed (value));
|
|
/* Handle "NULL" object paths */
|
|
if (g_strcmp0 (*param, "/") == 0) {
|
|
g_free (*param);
|
|
*param = NULL;
|
|
}
|
|
} else {
|
|
success = FALSE;
|
|
goto done;
|
|
}
|
|
HANDLE_TYPE(BOOLEAN, boolean, boolean)
|
|
HANDLE_TYPE(CHAR, char, schar)
|
|
HANDLE_TYPE(UCHAR, uchar, uchar)
|
|
HANDLE_TYPE(DOUBLE, double, double)
|
|
HANDLE_TYPE(INT, int, int)
|
|
HANDLE_TYPE(UINT, uint, uint)
|
|
HANDLE_TYPE(INT64, int64, int64)
|
|
HANDLE_TYPE(UINT64, uint64, uint64)
|
|
HANDLE_TYPE(LONG, long, long)
|
|
HANDLE_TYPE(ULONG, ulong, ulong)
|
|
} else {
|
|
dbgmsg ("%s: %s/%s unhandled type %s.",
|
|
__func__,
|
|
G_OBJECT_TYPE_NAME (object),
|
|
pspec->name,
|
|
g_type_name (pspec->value_type));
|
|
success = FALSE;
|
|
}
|
|
|
|
done:
|
|
if (success) {
|
|
_nm_object_queue_notify (object, pspec->name);
|
|
} else {
|
|
dbgmsg ("%s: %s/%s (type %s) couldn't be set with type %s.",
|
|
__func__, G_OBJECT_TYPE_NAME (object), pspec->name,
|
|
g_type_name (pspec->value_type), G_VALUE_TYPE_NAME (value));
|
|
}
|
|
return success;
|
|
}
|
|
|
|
void
|
|
_nm_object_register_properties (NMObject *object,
|
|
DBusGProxy *proxy,
|
|
const NMPropertiesInfo *info)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
static gsize dval = 0;
|
|
const char *debugstr;
|
|
NMPropertiesInfo *tmp;
|
|
GHashTable *instance;
|
|
|
|
g_return_if_fail (NM_IS_OBJECT (object));
|
|
g_return_if_fail (proxy != NULL);
|
|
g_return_if_fail (info != NULL);
|
|
|
|
if (g_once_init_enter (&dval)) {
|
|
debugstr = getenv ("LIBNM_GLIB_DEBUG");
|
|
if (debugstr && strstr (debugstr, "properties-changed"))
|
|
debug = TRUE;
|
|
g_once_init_leave (&dval, 1);
|
|
}
|
|
|
|
priv->property_interfaces = g_slist_prepend (priv->property_interfaces,
|
|
g_strdup (dbus_g_proxy_get_interface (proxy)));
|
|
|
|
dbus_g_proxy_add_signal (proxy, "PropertiesChanged", DBUS_TYPE_G_MAP_OF_VARIANT, G_TYPE_INVALID);
|
|
dbus_g_proxy_connect_signal (proxy,
|
|
"PropertiesChanged",
|
|
G_CALLBACK (properties_changed_proxy),
|
|
object,
|
|
NULL);
|
|
|
|
instance = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
|
|
priv->property_tables = g_slist_prepend (priv->property_tables, instance);
|
|
|
|
for (tmp = (NMPropertiesInfo *) info; tmp->name; tmp++) {
|
|
PropertyInfo *pi;
|
|
|
|
if (!tmp->name || (tmp->func && !tmp->field)) {
|
|
g_warning ("%s: missing field in NMPropertiesInfo", __func__);
|
|
continue;
|
|
}
|
|
|
|
pi = g_malloc0 (sizeof (PropertyInfo));
|
|
pi->func = tmp->func ? tmp->func : demarshal_generic;
|
|
pi->object_type = tmp->object_type;
|
|
pi->field = tmp->field;
|
|
pi->signal_prefix = tmp->signal_prefix;
|
|
g_hash_table_insert (instance, g_strdup (tmp->name), pi);
|
|
}
|
|
}
|
|
|
|
gboolean
|
|
_nm_object_reload_properties (NMObject *object, GError **error)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
GHashTable *props = NULL;
|
|
GSList *p;
|
|
|
|
if (!priv->property_interfaces || !priv->nm_running)
|
|
return TRUE;
|
|
|
|
priv->reload_remaining++;
|
|
|
|
for (p = priv->property_interfaces; p; p = p->next) {
|
|
if (!dbus_g_proxy_call (priv->properties_proxy, "GetAll", error,
|
|
G_TYPE_STRING, p->data,
|
|
G_TYPE_INVALID,
|
|
DBUS_TYPE_G_MAP_OF_VARIANT, &props,
|
|
G_TYPE_INVALID))
|
|
return FALSE;
|
|
|
|
process_properties_changed (object, props, TRUE);
|
|
g_hash_table_destroy (props);
|
|
}
|
|
|
|
if (--priv->reload_remaining == 0)
|
|
reload_complete (object, TRUE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
_nm_object_suppress_property_updates (NMObject *object, gboolean suppress)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
|
|
priv->suppress_property_updates = suppress;
|
|
}
|
|
|
|
|
|
void
|
|
_nm_object_ensure_inited (NMObject *object)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
GError *error = NULL;
|
|
|
|
if (!priv->inited) {
|
|
if (!g_initable_init (G_INITABLE (object), NULL, &error)) {
|
|
dbgmsg ("Could not initialize %s %s: %s",
|
|
G_OBJECT_TYPE_NAME (object),
|
|
priv->path,
|
|
error->message);
|
|
g_error_free (error);
|
|
|
|
/* Only warn once */
|
|
priv->inited = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
_nm_object_reload_property (NMObject *object,
|
|
const char *interface,
|
|
const char *prop_name)
|
|
{
|
|
GValue value = G_VALUE_INIT;
|
|
GError *err = NULL;
|
|
|
|
g_return_if_fail (NM_IS_OBJECT (object));
|
|
g_return_if_fail (interface != NULL);
|
|
g_return_if_fail (prop_name != NULL);
|
|
|
|
if (!NM_OBJECT_GET_PRIVATE (object)->nm_running)
|
|
return;
|
|
|
|
if (!dbus_g_proxy_call_with_timeout (NM_OBJECT_GET_PRIVATE (object)->properties_proxy,
|
|
"Get", 15000, &err,
|
|
G_TYPE_STRING, interface,
|
|
G_TYPE_STRING, prop_name,
|
|
G_TYPE_INVALID,
|
|
G_TYPE_VALUE, &value,
|
|
G_TYPE_INVALID)) {
|
|
dbgmsg ("%s: Error getting '%s' for %s: %s\n",
|
|
__func__,
|
|
prop_name,
|
|
nm_object_get_path (object),
|
|
err->message);
|
|
g_clear_error (&err);
|
|
return;
|
|
}
|
|
|
|
handle_property_changed (object, prop_name, &value, TRUE);
|
|
g_value_unset (&value);
|
|
}
|
|
|
|
void
|
|
_nm_object_set_property (NMObject *object,
|
|
const char *interface,
|
|
const char *prop_name,
|
|
GValue *value)
|
|
{
|
|
g_return_if_fail (NM_IS_OBJECT (object));
|
|
g_return_if_fail (interface != NULL);
|
|
g_return_if_fail (prop_name != NULL);
|
|
g_return_if_fail (G_IS_VALUE (value));
|
|
|
|
if (!NM_OBJECT_GET_PRIVATE (object)->nm_running)
|
|
return;
|
|
|
|
if (!dbus_g_proxy_call_with_timeout (NM_OBJECT_GET_PRIVATE (object)->properties_proxy,
|
|
"Set", 2000, NULL,
|
|
G_TYPE_STRING, interface,
|
|
G_TYPE_STRING, prop_name,
|
|
G_TYPE_VALUE, value,
|
|
G_TYPE_INVALID)) {
|
|
|
|
/* Ignore errors. dbus_g_proxy_call_with_timeout() is called instead of
|
|
* dbus_g_proxy_call_no_reply() to give NM chance to authenticate the caller.
|
|
*/
|
|
}
|
|
}
|
|
|
|
static void
|
|
reload_complete (NMObject *object, gboolean emit_now)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
GSimpleAsyncResult *simple;
|
|
GSList *results, *iter;
|
|
GError *error;
|
|
|
|
if (emit_now) {
|
|
if (priv->notify_id) {
|
|
g_source_remove (priv->notify_id);
|
|
priv->notify_id = 0;
|
|
}
|
|
deferred_notify_cb (object);
|
|
} else
|
|
_nm_object_defer_notify (object);
|
|
|
|
results = priv->reload_results;
|
|
priv->reload_results = NULL;
|
|
error = priv->reload_error;
|
|
priv->reload_error = NULL;
|
|
|
|
for (iter = results; iter; iter = iter->next) {
|
|
simple = iter->data;
|
|
|
|
if (error)
|
|
g_simple_async_result_set_from_error (simple, error);
|
|
else
|
|
g_simple_async_result_set_op_res_gboolean (simple, TRUE);
|
|
|
|
g_simple_async_result_complete (simple);
|
|
g_object_unref (simple);
|
|
}
|
|
g_slist_free (results);
|
|
g_clear_error (&error);
|
|
}
|
|
|
|
static void
|
|
reload_got_properties (DBusGProxy *proxy, DBusGProxyCall *call,
|
|
gpointer user_data)
|
|
{
|
|
NMObject *object = user_data;
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
GHashTable *props = NULL;
|
|
GError *error = NULL;
|
|
|
|
if (dbus_g_proxy_end_call (proxy, call, &error,
|
|
DBUS_TYPE_G_MAP_OF_VARIANT, &props,
|
|
G_TYPE_INVALID)) {
|
|
process_properties_changed (object, props, FALSE);
|
|
g_hash_table_destroy (props);
|
|
} else {
|
|
if (priv->reload_error)
|
|
g_error_free (error);
|
|
else
|
|
priv->reload_error = error;
|
|
}
|
|
|
|
if (--priv->reload_remaining == 0)
|
|
reload_complete (object, FALSE);
|
|
}
|
|
|
|
void
|
|
_nm_object_reload_properties_async (NMObject *object, GAsyncReadyCallback callback, gpointer user_data)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (object);
|
|
GSimpleAsyncResult *simple;
|
|
GSList *p;
|
|
|
|
simple = g_simple_async_result_new (G_OBJECT (object), callback,
|
|
user_data, _nm_object_reload_properties_async);
|
|
|
|
if (!priv->property_interfaces) {
|
|
g_simple_async_result_complete_in_idle (simple);
|
|
g_object_unref (simple);
|
|
return;
|
|
}
|
|
|
|
priv->reload_results = g_slist_prepend (priv->reload_results, simple);
|
|
|
|
/* If there was already a reload happening, we don't need to
|
|
* re-read the properties again, we just need to wait for the
|
|
* existing reload to finish.
|
|
*/
|
|
if (priv->reload_results->next)
|
|
return;
|
|
|
|
for (p = priv->property_interfaces; p; p = p->next) {
|
|
priv->reload_remaining++;
|
|
dbus_g_proxy_begin_call (priv->properties_proxy, "GetAll",
|
|
reload_got_properties, object, NULL,
|
|
G_TYPE_STRING, p->data,
|
|
G_TYPE_INVALID);
|
|
}
|
|
}
|
|
|
|
gboolean
|
|
_nm_object_reload_properties_finish (NMObject *object, GAsyncResult *result, GError **error)
|
|
{
|
|
GSimpleAsyncResult *simple;
|
|
|
|
g_return_val_if_fail (NM_IS_OBJECT (object), FALSE);
|
|
g_return_val_if_fail (g_simple_async_result_is_valid (result, G_OBJECT (object), _nm_object_reload_properties_async), FALSE);
|
|
|
|
simple = G_SIMPLE_ASYNC_RESULT (result);
|
|
if (g_simple_async_result_propagate_error (simple, error))
|
|
return FALSE;
|
|
|
|
return g_simple_async_result_get_op_res_gboolean (simple);
|
|
}
|
|
|
|
DBusGProxy *
|
|
_nm_object_new_proxy (NMObject *self, const char *path, const char *interface)
|
|
{
|
|
NMObjectPrivate *priv = NM_OBJECT_GET_PRIVATE (self);
|
|
|
|
return _nm_dbus_new_proxy_for_connection (priv->connection, path ? path : priv->path, interface);
|
|
}
|