diff options
Diffstat (limited to 'plugins/datetime/gsd-datetime-mechanism.c')
| -rw-r--r-- | plugins/datetime/gsd-datetime-mechanism.c | 646 |
1 files changed, 0 insertions, 646 deletions
diff --git a/plugins/datetime/gsd-datetime-mechanism.c b/plugins/datetime/gsd-datetime-mechanism.c deleted file mode 100644 index 7b0d338..0000000 --- a/plugins/datetime/gsd-datetime-mechanism.c +++ /dev/null @@ -1,646 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- - * - * Copyright (C) 2007 David Zeuthen <[email protected]> - * - * 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. - * - */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#include <stdlib.h> -#include <stdio.h> -#include <fcntl.h> -#include <unistd.h> -#include <string.h> -#include <sys/wait.h> -#include <errno.h> -#include <sys/time.h> - -#include <glib.h> -#include <glib-object.h> - -#include <dbus/dbus-glib.h> -#include <dbus/dbus-glib-lowlevel.h> - -#include <polkit/polkit.h> - -#include "system-timezone.h" - -#include "msd-datetime-mechanism.h" -#include "msd-datetime-mechanism-glue.h" - -static gboolean -do_exit (gpointer user_data) -{ - g_debug ("Exiting due to inactivity"); - exit (1); - return FALSE; -} - -static void -reset_killtimer (void) -{ - static guint timer_id = 0; - - if (timer_id > 0) { - g_source_remove (timer_id); - } - g_debug ("Setting killtimer to 30 seconds..."); - timer_id = g_timeout_add_seconds (30, do_exit, NULL); -} - -struct MsdDatetimeMechanismPrivate -{ - DBusGConnection *system_bus_connection; - DBusGProxy *system_bus_proxy; - PolkitAuthority *auth; -}; - -static void msd_datetime_mechanism_finalize (GObject *object); - -G_DEFINE_TYPE (MsdDatetimeMechanism, msd_datetime_mechanism, G_TYPE_OBJECT) - -#define MSD_DATETIME_MECHANISM_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MSD_DATETIME_TYPE_MECHANISM, MsdDatetimeMechanismPrivate)) - -GQuark -msd_datetime_mechanism_error_quark (void) -{ - static GQuark ret = 0; - - if (ret == 0) { - ret = g_quark_from_static_string ("msd_datetime_mechanism_error"); - } - - return ret; -} - - -#define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC } - -GType -msd_datetime_mechanism_error_get_type (void) -{ - static GType etype = 0; - - if (etype == 0) - { - static const GEnumValue values[] = - { - ENUM_ENTRY (MSD_DATETIME_MECHANISM_ERROR_GENERAL, "GeneralError"), - ENUM_ENTRY (MSD_DATETIME_MECHANISM_ERROR_NOT_PRIVILEGED, "NotPrivileged"), - ENUM_ENTRY (MSD_DATETIME_MECHANISM_ERROR_INVALID_TIMEZONE_FILE, "InvalidTimezoneFile"), - { 0, 0, 0 } - }; - - g_assert (MSD_DATETIME_MECHANISM_NUM_ERRORS == G_N_ELEMENTS (values) - 1); - - etype = g_enum_register_static ("MsdDatetimeMechanismError", values); - } - - return etype; -} - - -static GObject * -msd_datetime_mechanism_constructor (GType type, - guint n_construct_properties, - GObjectConstructParam *construct_properties) -{ - MsdDatetimeMechanism *mechanism; - - mechanism = MSD_DATETIME_MECHANISM (G_OBJECT_CLASS (msd_datetime_mechanism_parent_class)->constructor ( - type, - n_construct_properties, - construct_properties)); - - return G_OBJECT (mechanism); -} - -static void -msd_datetime_mechanism_class_init (MsdDatetimeMechanismClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - object_class->constructor = msd_datetime_mechanism_constructor; - object_class->finalize = msd_datetime_mechanism_finalize; - - g_type_class_add_private (klass, sizeof (MsdDatetimeMechanismPrivate)); - - dbus_g_object_type_install_info (MSD_DATETIME_TYPE_MECHANISM, &dbus_glib_msd_datetime_mechanism_object_info); - - dbus_g_error_domain_register (MSD_DATETIME_MECHANISM_ERROR, NULL, MSD_DATETIME_MECHANISM_TYPE_ERROR); - -} - -static void -msd_datetime_mechanism_init (MsdDatetimeMechanism *mechanism) -{ - mechanism->priv = MSD_DATETIME_MECHANISM_GET_PRIVATE (mechanism); - -} - -static void -msd_datetime_mechanism_finalize (GObject *object) -{ - MsdDatetimeMechanism *mechanism; - - g_return_if_fail (object != NULL); - g_return_if_fail (MSD_DATETIME_IS_MECHANISM (object)); - - mechanism = MSD_DATETIME_MECHANISM (object); - - g_return_if_fail (mechanism->priv != NULL); - - g_object_unref (mechanism->priv->system_bus_proxy); - - G_OBJECT_CLASS (msd_datetime_mechanism_parent_class)->finalize (object); -} - -static gboolean -register_mechanism (MsdDatetimeMechanism *mechanism) -{ - GError *error = NULL; - - mechanism->priv->auth = polkit_authority_get (); - - error = NULL; - mechanism->priv->system_bus_connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); - if (mechanism->priv->system_bus_connection == NULL) { - if (error != NULL) { - g_critical ("error getting system bus: %s", error->message); - g_error_free (error); - } - goto error; - } - - dbus_g_connection_register_g_object (mechanism->priv->system_bus_connection, "/", - G_OBJECT (mechanism)); - - mechanism->priv->system_bus_proxy = dbus_g_proxy_new_for_name (mechanism->priv->system_bus_connection, - DBUS_SERVICE_DBUS, - DBUS_PATH_DBUS, - DBUS_INTERFACE_DBUS); - - reset_killtimer (); - - return TRUE; - -error: - return FALSE; -} - - -MsdDatetimeMechanism * -msd_datetime_mechanism_new (void) -{ - GObject *object; - gboolean res; - - object = g_object_new (MSD_DATETIME_TYPE_MECHANISM, NULL); - - res = register_mechanism (MSD_DATETIME_MECHANISM (object)); - if (! res) { - g_object_unref (object); - return NULL; - } - - return MSD_DATETIME_MECHANISM (object); -} - -static gboolean -_check_polkit_for_action (MsdDatetimeMechanism *mechanism, DBusGMethodInvocation *context, const char *action) -{ - const char *sender; - GError *error; - PolkitSubject *subject; - PolkitAuthorizationResult *result; - - error = NULL; - - /* Check that caller is privileged */ - sender = dbus_g_method_get_sender (context); - subject = polkit_system_bus_name_new (sender); - - result = polkit_authority_check_authorization_sync (mechanism->priv->auth, - subject, - action, - NULL, - POLKIT_CHECK_AUTHORIZATION_FLAGS_ALLOW_USER_INTERACTION, - NULL, &error); - g_object_unref (subject); - - if (error) { - dbus_g_method_return_error (context, error); - g_error_free (error); - - return FALSE; - } - - if (!polkit_authorization_result_get_is_authorized (result)) { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_NOT_PRIVILEGED, - "Not Authorized for action %s", action); - dbus_g_method_return_error (context, error); - g_error_free (error); - g_object_unref (result); - - return FALSE; - } - - g_object_unref (result); - - return TRUE; -} - - -static gboolean -_set_time (MsdDatetimeMechanism *mechanism, - const struct timeval *tv, - DBusGMethodInvocation *context) -{ - GError *error; - - if (!_check_polkit_for_action (mechanism, context, "org.mate.settingsdaemon.datetimemechanism.settime")) - return FALSE; - - if (settimeofday (tv, NULL) != 0) { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error calling settimeofday({%lld,%lld}): %s", - (gint64) tv->tv_sec, (gint64) tv->tv_usec, - strerror (errno)); - dbus_g_method_return_error (context, error); - g_error_free (error); - return FALSE; - } - - if (g_file_test ("/sbin/hwclock", - G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR | G_FILE_TEST_IS_EXECUTABLE)) { - int exit_status; - if (!g_spawn_command_line_sync ("/sbin/hwclock --systohc", NULL, NULL, &exit_status, &error)) { - GError *error2; - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error spawning /sbin/hwclock: %s", error->message); - g_error_free (error); - dbus_g_method_return_error (context, error2); - g_error_free (error2); - return FALSE; - } - if (WEXITSTATUS (exit_status) != 0) { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "/sbin/hwclock returned %d", exit_status); - dbus_g_method_return_error (context, error); - g_error_free (error); - return FALSE; - } - } - - dbus_g_method_return (context); - return TRUE; -} - -static gboolean -_rh_update_etc_sysconfig_clock (DBusGMethodInvocation *context, const char *key, const char *value) -{ - /* On Red Hat / Fedora, the /etc/sysconfig/clock file needs to be kept in sync */ - if (g_file_test ("/etc/sysconfig/clock", G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) { - char **lines; - int n; - gboolean replaced; - char *data; - gsize len; - GError *error; - - error = NULL; - - if (!g_file_get_contents ("/etc/sysconfig/clock", &data, &len, &error)) { - GError *error2; - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error reading /etc/sysconfig/clock file: %s", error->message); - g_error_free (error); - dbus_g_method_return_error (context, error2); - g_error_free (error2); - return FALSE; - } - replaced = FALSE; - lines = g_strsplit (data, "\n", 0); - g_free (data); - - for (n = 0; lines[n] != NULL; n++) { - if (g_str_has_prefix (lines[n], key)) { - g_free (lines[n]); - lines[n] = g_strdup_printf ("%s%s", key, value); - replaced = TRUE; - } - } - if (replaced) { - GString *str; - - str = g_string_new (NULL); - for (n = 0; lines[n] != NULL; n++) { - g_string_append (str, lines[n]); - if (lines[n + 1] != NULL) - g_string_append_c (str, '\n'); - } - data = g_string_free (str, FALSE); - len = strlen (data); - if (!g_file_set_contents ("/etc/sysconfig/clock", data, len, &error)) { - GError *error2; - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error updating /etc/sysconfig/clock: %s", error->message); - g_error_free (error); - dbus_g_method_return_error (context, error2); - g_error_free (error2); - g_free (data); - return FALSE; - } - g_free (data); - } - g_strfreev (lines); - } - - return TRUE; -} - -/* exported methods */ - -gboolean -msd_datetime_mechanism_set_time (MsdDatetimeMechanism *mechanism, - gint64 seconds_since_epoch, - DBusGMethodInvocation *context) -{ - struct timeval tv; - - reset_killtimer (); - g_debug ("SetTime(%lld) called", seconds_since_epoch); - - tv.tv_sec = (time_t) seconds_since_epoch; - tv.tv_usec = 0; - return _set_time (mechanism, &tv, context); -} - -gboolean -msd_datetime_mechanism_adjust_time (MsdDatetimeMechanism *mechanism, - gint64 seconds_to_add, - DBusGMethodInvocation *context) -{ - struct timeval tv; - - reset_killtimer (); - g_debug ("AdjustTime(%lld) called", seconds_to_add); - - if (gettimeofday (&tv, NULL) != 0) { - GError *error; - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error calling gettimeofday(): %s", strerror (errno)); - dbus_g_method_return_error (context, error); - g_error_free (error); - return FALSE; - } - - tv.tv_sec += (time_t) seconds_to_add; - return _set_time (mechanism, &tv, context); -} - - -gboolean -msd_datetime_mechanism_set_timezone (MsdDatetimeMechanism *mechanism, - const char *zone_file, - DBusGMethodInvocation *context) -{ - GError *error; - - reset_killtimer (); - g_debug ("SetTimezone('%s') called", zone_file); - - if (!_check_polkit_for_action (mechanism, context, "org.mate.settingsdaemon.datetimemechanism.settimezone")) - return FALSE; - - error = NULL; - - if (!system_timezone_set_from_file (zone_file, &error)) { - GError *error2; - int code; - - if (error->code == SYSTEM_TIMEZONE_ERROR_INVALID_TIMEZONE_FILE) - code = MSD_DATETIME_MECHANISM_ERROR_INVALID_TIMEZONE_FILE; - else - code = MSD_DATETIME_MECHANISM_ERROR_GENERAL; - - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - code, "%s", error->message); - - g_error_free (error); - - dbus_g_method_return_error (context, error2); - g_error_free (error2); - - return FALSE; - } - - dbus_g_method_return (context); - return TRUE; -} - - -gboolean -msd_datetime_mechanism_get_timezone (MsdDatetimeMechanism *mechism, - DBusGMethodInvocation *context) -{ - gchar *timezone; - - reset_killtimer (); - - timezone = system_timezone_find (); - - dbus_g_method_return (context, timezone); - - return TRUE; -} - -gboolean -msd_datetime_mechanism_get_hardware_clock_using_utc (MsdDatetimeMechanism *mechanism, - DBusGMethodInvocation *context) -{ - char **lines; - char *data; - gsize len; - GError *error; - gboolean is_utc; - - error = NULL; - - if (!g_file_get_contents ("/etc/adjtime", &data, &len, &error)) { - GError *error2; - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error reading /etc/adjtime file: %s", error->message); - g_error_free (error); - dbus_g_method_return_error (context, error2); - g_error_free (error2); - return FALSE; - } - - lines = g_strsplit (data, "\n", 0); - g_free (data); - - if (g_strv_length (lines) < 3) { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Cannot parse /etc/adjtime"); - dbus_g_method_return_error (context, error); - g_error_free (error); - g_strfreev (lines); - return FALSE; - } - - if (strcmp (lines[2], "UTC") == 0) { - is_utc = TRUE; - } else if (strcmp (lines[2], "LOCAL") == 0) { - is_utc = FALSE; - } else { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Expected UTC or LOCAL at line 3 of /etc/adjtime; found '%s'", lines[2]); - dbus_g_method_return_error (context, error); - g_error_free (error); - g_strfreev (lines); - return FALSE; - } - g_strfreev (lines); - dbus_g_method_return (context, is_utc); - return TRUE; -} - -gboolean -msd_datetime_mechanism_set_hardware_clock_using_utc (MsdDatetimeMechanism *mechanism, - gboolean using_utc, - DBusGMethodInvocation *context) -{ - GError *error; - - error = NULL; - - if (!_check_polkit_for_action (mechanism, context, - "org.mate.settingsdaemon.datetimemechanism.configurehwclock")) - return FALSE; - - if (g_file_test ("/sbin/hwclock", - G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR | G_FILE_TEST_IS_EXECUTABLE)) { - int exit_status; - char *cmd; - cmd = g_strdup_printf ("/sbin/hwclock %s --systohc", using_utc ? "--utc" : "--localtime"); - if (!g_spawn_command_line_sync (cmd, NULL, NULL, &exit_status, &error)) { - GError *error2; - error2 = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "Error spawning /sbin/hwclock: %s", error->message); - g_error_free (error); - dbus_g_method_return_error (context, error2); - g_error_free (error2); - g_free (cmd); - return FALSE; - } - g_free (cmd); - if (WEXITSTATUS (exit_status) != 0) { - error = g_error_new (MSD_DATETIME_MECHANISM_ERROR, - MSD_DATETIME_MECHANISM_ERROR_GENERAL, - "/sbin/hwclock returned %d", exit_status); - dbus_g_method_return_error (context, error); - g_error_free (error); - return FALSE; - } - - if (!_rh_update_etc_sysconfig_clock (context, "UTC=", using_utc ? "true" : "false")) - return FALSE; - - } - dbus_g_method_return (context); - return TRUE; -} - -static void -check_can_do (MsdDatetimeMechanism *mechanism, - const char *action, - DBusGMethodInvocation *context) -{ - const char *sender; - PolkitSubject *subject; - PolkitAuthorizationResult *result; - GError *error; - - /* Check that caller is privileged */ - sender = dbus_g_method_get_sender (context); - subject = polkit_system_bus_name_new (sender); - - error = NULL; - result = polkit_authority_check_authorization_sync (mechanism->priv->auth, - subject, - action, - NULL, - 0, - NULL, - &error); - g_object_unref (subject); - - if (error) { - dbus_g_method_return_error (context, error); - g_error_free (error); - return; - } - - if (polkit_authorization_result_get_is_authorized (result)) { - dbus_g_method_return (context, 2); - } - else if (polkit_authorization_result_get_is_challenge (result)) { - dbus_g_method_return (context, 1); - } - else { - dbus_g_method_return (context, 0); - } - - g_object_unref (result); -} - - -gboolean -msd_datetime_mechanism_can_set_time (MsdDatetimeMechanism *mechanism, - DBusGMethodInvocation *context) -{ - check_can_do (mechanism, - "org.mate.settingsdaemon.datetimemechanism.settime", - context); - - return TRUE; -} - -gboolean -msd_datetime_mechanism_can_set_timezone (MsdDatetimeMechanism *mechanism, - DBusGMethodInvocation *context) -{ - check_can_do (mechanism, - "org.mate.settingsdaemon.datetimemechanism.settimezone", - context); - - return TRUE; -} |