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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2006 William Jon McCann <mccann@jhu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <glib-object.h>
#define DBUS_API_SUBJECT_TO_CHANGE
#include <dbus/dbus-glib.h>
#include <dbus/dbus-glib-lowlevel.h>
#include "ck-manager.h"
#include "ck-debug.h"
#define CK_DBUS_NAME "org.freedesktop.ConsoleKit"
static void bus_proxy_destroyed_cb (DBusGProxy *bus_proxy,
CkManager *manager);
static gboolean
timed_exit_cb (GMainLoop *loop)
{
g_main_loop_quit (loop);
return FALSE;
}
static DBusGProxy *
get_bus_proxy (DBusGConnection *connection)
{
DBusGProxy *bus_proxy;
GError *error;
guint result;
gboolean res;
bus_proxy = dbus_g_proxy_new_for_name (connection,
DBUS_SERVICE_DBUS,
DBUS_PATH_DBUS,
DBUS_INTERFACE_DBUS);
if (bus_proxy == NULL) {
goto out;
}
error = NULL;
res = dbus_g_proxy_call (bus_proxy,
"RequestName",
&error,
G_TYPE_STRING, CK_DBUS_NAME,
G_TYPE_UINT, 0,
G_TYPE_INVALID,
G_TYPE_UINT, &result,
G_TYPE_INVALID);
if (! res) {
if (error != NULL) {
g_warning ("Failed to acquire %s: %s", CK_DBUS_NAME, error->message);
g_error_free (error);
} else {
g_warning ("Failed to acquire %s", CK_DBUS_NAME);
}
goto out;
}
if (result != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
if (error != NULL) {
g_warning ("Failed to acquire %s: %s", CK_DBUS_NAME, error->message);
g_error_free (error);
} else {
g_warning ("Failed to acquire %s", CK_DBUS_NAME);
}
goto out;
}
out:
return bus_proxy;
}
static DBusGConnection *
get_system_bus (void)
{
GError *error;
DBusGConnection *bus;
DBusConnection *connection;
error = NULL;
bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
if (bus == NULL) {
g_warning ("Couldn't connect to system bus: %s",
error->message);
g_error_free (error);
goto out;
}
connection = dbus_g_connection_get_connection (bus);
dbus_connection_set_exit_on_disconnect (connection, FALSE);
out:
return bus;
}
static gboolean
bus_reconnect (CkManager *manager)
{
DBusGConnection *bus;
DBusGProxy *bus_proxy;
gboolean ret;
ret = TRUE;
bus = get_system_bus ();
if (bus == NULL) {
goto out;
}
bus_proxy = get_bus_proxy (bus);
if (bus_proxy == NULL) {
g_warning ("Could not construct bus_proxy object; will retry");
goto out;
}
manager = ck_manager_new ();
if (manager == NULL) {
g_warning ("Could not construct manager object; will retry");
exit (1);
}
g_signal_connect (bus_proxy,
"destroy",
G_CALLBACK (bus_proxy_destroyed_cb),
manager);
ck_debug ("Successfully reconnected to D-Bus");
ret = FALSE;
out:
return ret;
}
static void
bus_proxy_destroyed_cb (DBusGProxy *bus_proxy,
CkManager *manager)
{
ck_debug ("Disconnected from D-Bus");
g_object_unref (manager);
manager = NULL;
g_timeout_add (3000, (GSourceFunc)bus_reconnect, manager);
}
int
main (int argc,
char **argv)
{
GMainLoop *loop;
CkManager *manager;
GOptionContext *context;
DBusGProxy *bus_proxy;
DBusGConnection *connection;
int ret;
static gboolean debug = FALSE;
static gboolean no_daemon = FALSE;
static gboolean do_timed_exit = FALSE;
static GOptionEntry entries [] = {
{ "debug", 0, 0, G_OPTION_ARG_NONE, &debug, N_("Enable debugging code"), NULL },
{ "no-daemon", 0, 0, G_OPTION_ARG_NONE, &no_daemon, N_("Don't become a daemon"), NULL },
{ "timed-exit", 0, 0, G_OPTION_ARG_NONE, &do_timed_exit, N_("Exit after a time - for debugging"), NULL },
{ NULL }
};
ret = 1;
g_type_init ();
g_thread_init (NULL);
dbus_g_thread_init ();
context = g_option_context_new (_("Console kit daemon"));
g_option_context_add_main_entries (context, entries, NULL);
g_option_context_parse (context, &argc, &argv, NULL);
g_option_context_free (context);
connection = get_system_bus ();
if (connection == NULL) {
goto out;
}
bus_proxy = get_bus_proxy (connection);
if (bus_proxy == NULL) {
g_warning ("Could not construct bus_proxy object; bailing out");
goto out;
}
/* debug to a file if in deamon mode */
ck_debug_init (debug, ! no_daemon);
ck_debug ("initializing console-kit-daemon %s", VERSION);
/* Don't close stdout and stderr for now */
if (! no_daemon && daemon (0, 1)) {
g_error ("Could not daemonize: %s", g_strerror (errno));
}
manager = ck_manager_new ();
if (manager == NULL) {
goto out;
}
g_signal_connect (bus_proxy,
"destroy",
G_CALLBACK (bus_proxy_destroyed_cb),
manager);
loop = g_main_loop_new (NULL, FALSE);
if (do_timed_exit) {
g_timeout_add (3000 * 60, (GSourceFunc) timed_exit_cb, loop);
}
g_main_loop_run (loop);
g_object_unref (manager);
ret = 0;
out:
return ret;
}
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