/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2007 Novell, Inc. * Copyright (C) 2008 Red Hat, Inc. * Copyright (C) 2008 William Jon McCann <jmccann@redhat.com> * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <fcntl.h> #include <unistd.h> #include <string.h> #include <signal.h> #include <sys/stat.h> #include <sys/types.h> #include <glib.h> #include <glib/gi18n.h> #include <glib/gstdio.h> #include <glib-object.h> #include <dbus/dbus-glib.h> #include <dbus/dbus-glib-lowlevel.h> #include <gtk/gtk.h> /* for logout dialog */ #include <gio/gio.h> /* for gsettings */ #include <gdk/gdkx.h> #include "gsm-manager.h" #include "gsm-manager-glue.h" #include "gsm-store.h" #include "gsm-inhibitor.h" #include "gsm-presence.h" #include "gsm-xsmp-client.h" #include "gsm-dbus-client.h" #include "gsm-autostart-app.h" #include "gsm-util.h" #include "mdm.h" #include "gsm-logout-dialog.h" #include "gsm-inhibit-dialog.h" #include "gsm-consolekit.h" #ifdef HAVE_SYSTEMD #include "gsm-systemd.h" #endif #include "gsm-session-save.h" #define GSM_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GSM_TYPE_MANAGER, GsmManagerPrivate)) #define GSM_MANAGER_DBUS_PATH "/org/gnome/SessionManager" #define GSM_MANAGER_DBUS_NAME "org.gnome.SessionManager" #define GSM_MANAGER_PHASE_TIMEOUT 30 /* seconds */ /* In the exit phase, all apps were already given the chance to inhibit the session end * At that stage we don't want to wait much for apps to respond, we want to exit, and fast. */ #define GSM_MANAGER_EXIT_PHASE_TIMEOUT 1 /* seconds */ #define MDM_FLEXISERVER_COMMAND "mdmflexiserver" #define MDM_FLEXISERVER_ARGS "--startnew Standard" #define GDM_FLEXISERVER_COMMAND "gdmflexiserver" #define GDM_FLEXISERVER_ARGS "--startnew Standard" #define LOCKDOWN_SCHEMA "org.mate.lockdown" #define KEY_LOCK_DISABLE "disable-lock-screen" #define KEY_LOG_OUT_DISABLE "disable-log-out" #define KEY_USER_SWITCH_DISABLE "disable-user-switching" #define SESSION_SCHEMA "org.mate.session" #define KEY_IDLE_DELAY "idle-delay" #define KEY_AUTOSAVE "auto-save-session" #define SCREENSAVER_SCHEMA "org.mate.screensaver" #define KEY_SLEEP_LOCK "lock-enabled" #ifdef __GNUC__ #define UNUSED_VARIABLE __attribute__ ((unused)) #else #define UNUSED_VARIABLE #endif typedef enum { GSM_MANAGER_LOGOUT_NONE, GSM_MANAGER_LOGOUT_LOGOUT, GSM_MANAGER_LOGOUT_REBOOT, GSM_MANAGER_LOGOUT_REBOOT_INTERACT, GSM_MANAGER_LOGOUT_REBOOT_MDM, GSM_MANAGER_LOGOUT_SHUTDOWN, GSM_MANAGER_LOGOUT_SHUTDOWN_INTERACT, GSM_MANAGER_LOGOUT_SHUTDOWN_MDM } GsmManagerLogoutType; struct GsmManagerPrivate { gboolean failsafe; GsmStore *clients; GsmStore *inhibitors; GsmStore *apps; GsmPresence *presence; /* Current status */ GsmManagerPhase phase; guint phase_timeout_id; GSList *pending_apps; GsmManagerLogoutMode logout_mode; GSList *query_clients; guint query_timeout_id; /* This is used for GSM_MANAGER_PHASE_END_SESSION only at the moment, * since it uses a sublist of all running client that replied in a * specific way */ GSList *next_query_clients; /* This is the action that will be done just before we exit */ GsmManagerLogoutType logout_type; GtkWidget *inhibit_dialog; /* List of clients which were disconnected due to disabled condition * and shouldn't be automatically restarted */ GSList *condition_clients; GSettings *settings_session; GSettings *settings_lockdown; GSettings *settings_screensaver; DBusGProxy *bus_proxy; DBusGConnection *connection; }; enum { PROP_0, PROP_CLIENT_STORE, PROP_FAILSAFE }; enum { PHASE_CHANGED, CLIENT_ADDED, CLIENT_REMOVED, INHIBITOR_ADDED, INHIBITOR_REMOVED, SESSION_RUNNING, SESSION_OVER, LAST_SIGNAL }; static guint signals [LAST_SIGNAL] = { 0 }; static void gsm_manager_class_init (GsmManagerClass *klass); static void gsm_manager_init (GsmManager *manager); static void gsm_manager_finalize (GObject *object); static gboolean _log_out_is_locked_down (GsmManager *manager); static gboolean _switch_user_is_locked_down (GsmManager *manager); static void _handle_client_end_session_response (GsmManager *manager, GsmClient *client, gboolean is_ok, gboolean do_last, gboolean cancel, const char *reason); static gboolean auto_save_is_enabled (GsmManager *manager); static void maybe_save_session (GsmManager *manager); static gpointer manager_object = NULL; G_DEFINE_TYPE (GsmManager, gsm_manager, G_TYPE_OBJECT) GQuark gsm_manager_error_quark (void) { static GQuark ret = 0; if (ret == 0) { ret = g_quark_from_static_string ("gsm_manager_error"); } return ret; } #define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC } GType gsm_manager_error_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { ENUM_ENTRY (GSM_MANAGER_ERROR_GENERAL, "GeneralError"), ENUM_ENTRY (GSM_MANAGER_ERROR_NOT_IN_INITIALIZATION, "NotInInitialization"), ENUM_ENTRY (GSM_MANAGER_ERROR_NOT_IN_RUNNING, "NotInRunning"), ENUM_ENTRY (GSM_MANAGER_ERROR_ALREADY_REGISTERED, "AlreadyRegistered"), ENUM_ENTRY (GSM_MANAGER_ERROR_NOT_REGISTERED, "NotRegistered"), ENUM_ENTRY (GSM_MANAGER_ERROR_INVALID_OPTION, "InvalidOption"), ENUM_ENTRY (GSM_MANAGER_ERROR_LOCKED_DOWN, "LockedDown"), { 0, 0, 0 } }; g_assert (GSM_MANAGER_NUM_ERRORS == G_N_ELEMENTS (values) - 1); etype = g_enum_register_static ("GsmManagerError", values); } return etype; } static gboolean _debug_client (const char *id, GsmClient *client, GsmManager *manager) { g_debug ("GsmManager: Client %s", gsm_client_peek_id (client)); return FALSE; } static void debug_clients (GsmManager *manager) { gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_debug_client, manager); } static gboolean _debug_inhibitor (const char *id, GsmInhibitor *inhibitor, GsmManager *manager) { g_debug ("GsmManager: Inhibitor app:%s client:%s bus-name:%s reason:%s", gsm_inhibitor_peek_app_id (inhibitor), gsm_inhibitor_peek_client_id (inhibitor), gsm_inhibitor_peek_bus_name (inhibitor), gsm_inhibitor_peek_reason (inhibitor)); return FALSE; } static void debug_inhibitors (GsmManager *manager) { gsm_store_foreach (manager->priv->inhibitors, (GsmStoreFunc)_debug_inhibitor, manager); } static gboolean _find_by_cookie (const char *id, GsmInhibitor *inhibitor, guint *cookie_ap) { guint cookie_b; cookie_b = gsm_inhibitor_peek_cookie (inhibitor); return (*cookie_ap == cookie_b); } static gboolean _find_by_startup_id (const char *id, GsmClient *client, const char *startup_id_a) { const char *startup_id_b; startup_id_b = gsm_client_peek_startup_id (client); if (IS_STRING_EMPTY (startup_id_b)) { return FALSE; } return (strcmp (startup_id_a, startup_id_b) == 0); } static void app_condition_changed (GsmApp *app, gboolean condition, GsmManager *manager) { GsmClient *client; g_debug ("GsmManager: app:%s condition changed condition:%d", gsm_app_peek_id (app), condition); client = (GsmClient *)gsm_store_find (manager->priv->clients, (GsmStoreFunc)_find_by_startup_id, (char *)gsm_app_peek_startup_id (app)); if (condition) { if (!gsm_app_is_running (app) && client == NULL) { GError *error = NULL; gboolean UNUSED_VARIABLE res; g_debug ("GsmManager: starting app '%s'", gsm_app_peek_id (app)); res = gsm_app_start (app, &error); if (error != NULL) { g_warning ("Not able to start app from its condition: %s", error->message); g_error_free (error); } } else { g_debug ("GsmManager: not starting - app still running '%s'", gsm_app_peek_id (app)); } } else { GError *error; gboolean UNUSED_VARIABLE res; if (client != NULL) { /* Kill client in case condition if false and make sure it won't * be automatically restarted by adding the client to * condition_clients */ manager->priv->condition_clients = g_slist_prepend (manager->priv->condition_clients, client); g_debug ("GsmManager: stopping client %s for app", gsm_client_peek_id (client)); error = NULL; res = gsm_client_stop (client, &error); if (error != NULL) { g_warning ("Not able to stop app client from its condition: %s", error->message); g_error_free (error); } } else { g_debug ("GsmManager: stopping app %s", gsm_app_peek_id (app)); /* If we don't have a client then we should try to kill the app, * if it is running */ error = NULL; if (gsm_app_is_running (app)) { res = gsm_app_stop (app, &error); if (error != NULL) { g_warning ("Not able to stop app from its condition: %s", error->message); g_error_free (error); } } } } } static const char * phase_num_to_name (guint phase) { const char *name; switch (phase) { case GSM_MANAGER_PHASE_STARTUP: name = "STARTUP"; break; case GSM_MANAGER_PHASE_INITIALIZATION: name = "INITIALIZATION"; break; case GSM_MANAGER_PHASE_WINDOW_MANAGER: name = "WINDOW_MANAGER"; break; case GSM_MANAGER_PHASE_PANEL: name = "PANEL"; break; case GSM_MANAGER_PHASE_DESKTOP: name = "DESKTOP"; break; case GSM_MANAGER_PHASE_APPLICATION: name = "APPLICATION"; break; case GSM_MANAGER_PHASE_RUNNING: name = "RUNNING"; break; case GSM_MANAGER_PHASE_QUERY_END_SESSION: name = "QUERY_END_SESSION"; break; case GSM_MANAGER_PHASE_END_SESSION: name = "END_SESSION"; break; case GSM_MANAGER_PHASE_EXIT: name = "EXIT"; break; default: g_assert_not_reached (); break; } return name; } static void start_phase (GsmManager *manager); static void quit_request_completed_consolekit (GsmConsolekit *consolekit, GError *error, gpointer user_data) { MdmLogoutAction fallback_action = GPOINTER_TO_INT (user_data); if (error != NULL) { mdm_set_logout_action (fallback_action); } g_object_unref (consolekit); gtk_main_quit (); } #ifdef HAVE_SYSTEMD static void quit_request_completed_systemd (GsmSystemd *systemd, GError *error, gpointer user_data) { MdmLogoutAction fallback_action = GPOINTER_TO_INT (user_data); if (error != NULL) { mdm_set_logout_action (fallback_action); } g_object_unref (systemd); gtk_main_quit (); } #endif static void gsm_manager_quit (GsmManager *manager) { GsmConsolekit *consolekit; #ifdef HAVE_SYSTEMD GsmSystemd *systemd; #endif /* See the comment in request_reboot() for some more details about how * this works. */ switch (manager->priv->logout_type) { case GSM_MANAGER_LOGOUT_LOGOUT: gtk_main_quit (); break; case GSM_MANAGER_LOGOUT_REBOOT: case GSM_MANAGER_LOGOUT_REBOOT_INTERACT: mdm_set_logout_action (MDM_LOGOUT_ACTION_NONE); #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); g_signal_connect (systemd, "request-completed", G_CALLBACK (quit_request_completed_systemd), GINT_TO_POINTER (MDM_LOGOUT_ACTION_REBOOT)); gsm_systemd_attempt_restart (systemd); } else { #endif consolekit = gsm_get_consolekit (); g_signal_connect (consolekit, "request-completed", G_CALLBACK (quit_request_completed_consolekit), GINT_TO_POINTER (MDM_LOGOUT_ACTION_REBOOT)); gsm_consolekit_attempt_restart (consolekit); #ifdef HAVE_SYSTEMD } #endif break; case GSM_MANAGER_LOGOUT_REBOOT_MDM: mdm_set_logout_action (MDM_LOGOUT_ACTION_REBOOT); gtk_main_quit (); break; case GSM_MANAGER_LOGOUT_SHUTDOWN: case GSM_MANAGER_LOGOUT_SHUTDOWN_INTERACT: mdm_set_logout_action (MDM_LOGOUT_ACTION_NONE); #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); g_signal_connect (systemd, "request-completed", G_CALLBACK (quit_request_completed_systemd), GINT_TO_POINTER (MDM_LOGOUT_ACTION_SHUTDOWN)); gsm_systemd_attempt_stop (systemd); } else { #endif consolekit = gsm_get_consolekit (); g_signal_connect (consolekit, "request-completed", G_CALLBACK (quit_request_completed_consolekit), GINT_TO_POINTER (MDM_LOGOUT_ACTION_SHUTDOWN)); gsm_consolekit_attempt_stop (consolekit); #ifdef HAVE_SYSTEMD } #endif break; case GSM_MANAGER_LOGOUT_SHUTDOWN_MDM: mdm_set_logout_action (MDM_LOGOUT_ACTION_SHUTDOWN); gtk_main_quit (); break; default: g_assert_not_reached (); break; } } static void end_phase (GsmManager *manager) { gboolean start_next_phase = TRUE; g_debug ("GsmManager: ending phase %s\n", phase_num_to_name (manager->priv->phase)); g_slist_free (manager->priv->pending_apps); manager->priv->pending_apps = NULL; g_slist_free (manager->priv->query_clients); manager->priv->query_clients = NULL; g_slist_free (manager->priv->next_query_clients); manager->priv->next_query_clients = NULL; if (manager->priv->phase_timeout_id > 0) { g_source_remove (manager->priv->phase_timeout_id); manager->priv->phase_timeout_id = 0; } switch (manager->priv->phase) { case GSM_MANAGER_PHASE_STARTUP: case GSM_MANAGER_PHASE_INITIALIZATION: case GSM_MANAGER_PHASE_WINDOW_MANAGER: case GSM_MANAGER_PHASE_PANEL: case GSM_MANAGER_PHASE_DESKTOP: case GSM_MANAGER_PHASE_APPLICATION: break; case GSM_MANAGER_PHASE_RUNNING: if (_log_out_is_locked_down (manager)) { g_warning ("Unable to logout: Logout has been locked down"); start_next_phase = FALSE; } break; case GSM_MANAGER_PHASE_QUERY_END_SESSION: break; case GSM_MANAGER_PHASE_END_SESSION: if (auto_save_is_enabled (manager)) maybe_save_session (manager); break; case GSM_MANAGER_PHASE_EXIT: start_next_phase = FALSE; gsm_manager_quit (manager); break; default: g_assert_not_reached (); break; } if (start_next_phase) { manager->priv->phase++; start_phase (manager); } } static void app_registered (GsmApp *app, GsmManager *manager) { manager->priv->pending_apps = g_slist_remove (manager->priv->pending_apps, app); g_signal_handlers_disconnect_by_func (app, app_registered, manager); if (manager->priv->pending_apps == NULL) { if (manager->priv->phase_timeout_id > 0) { g_source_remove (manager->priv->phase_timeout_id); manager->priv->phase_timeout_id = 0; } end_phase (manager); } } static gboolean _client_failed_to_stop (const char *id, GsmClient *client, gpointer user_data) { g_debug ("GsmManager: client failed to stop: %s, %s", gsm_client_peek_id (client), gsm_client_peek_app_id (client)); return FALSE; } static gboolean on_phase_timeout (GsmManager *manager) { GSList *a; manager->priv->phase_timeout_id = 0; switch (manager->priv->phase) { case GSM_MANAGER_PHASE_STARTUP: case GSM_MANAGER_PHASE_INITIALIZATION: case GSM_MANAGER_PHASE_WINDOW_MANAGER: case GSM_MANAGER_PHASE_PANEL: case GSM_MANAGER_PHASE_DESKTOP: case GSM_MANAGER_PHASE_APPLICATION: for (a = manager->priv->pending_apps; a; a = a->next) { g_warning ("Application '%s' failed to register before timeout", gsm_app_peek_app_id (a->data)); g_signal_handlers_disconnect_by_func (a->data, app_registered, manager); /* FIXME: what if the app was filling in a required slot? */ } break; case GSM_MANAGER_PHASE_RUNNING: break; case GSM_MANAGER_PHASE_QUERY_END_SESSION: case GSM_MANAGER_PHASE_END_SESSION: break; case GSM_MANAGER_PHASE_EXIT: gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_client_failed_to_stop, NULL); break; default: g_assert_not_reached (); break; } end_phase (manager); return FALSE; } static gboolean _autostart_delay_timeout (GsmApp *app) { GError *error = NULL; gboolean res; if (!gsm_app_peek_is_disabled (app) && !gsm_app_peek_is_conditionally_disabled (app)) { res = gsm_app_start (app, &error); if (!res) { if (error != NULL) { g_warning ("Could not launch application '%s': %s", gsm_app_peek_app_id (app), error->message); g_error_free (error); } } } g_object_unref (app); return FALSE; } static gboolean _start_app (const char *id, GsmApp *app, GsmManager *manager) { GError *error; gboolean res; int delay; if (gsm_app_peek_phase (app) != manager->priv->phase) { goto out; } /* Keep track of app autostart condition in order to react * accordingly in the future. */ g_signal_connect (app, "condition-changed", G_CALLBACK (app_condition_changed), manager); if (gsm_app_peek_is_disabled (app) || gsm_app_peek_is_conditionally_disabled (app)) { g_debug ("GsmManager: Skipping disabled app: %s", id); goto out; } delay = gsm_app_peek_autostart_delay (app); if (delay > 0) { g_timeout_add_seconds (delay, (GSourceFunc)_autostart_delay_timeout, g_object_ref (app)); g_debug ("GsmManager: %s is scheduled to start in %d seconds", id, delay); goto out; } error = NULL; res = gsm_app_start (app, &error); if (!res) { if (error != NULL) { g_warning ("Could not launch application '%s': %s", gsm_app_peek_app_id (app), error->message); g_error_free (error); error = NULL; } goto out; } if (manager->priv->phase < GSM_MANAGER_PHASE_APPLICATION) { g_signal_connect (app, "exited", G_CALLBACK (app_registered), manager); g_signal_connect (app, "registered", G_CALLBACK (app_registered), manager); manager->priv->pending_apps = g_slist_prepend (manager->priv->pending_apps, app); } out: return FALSE; } static void do_phase_startup (GsmManager *manager) { gsm_store_foreach (manager->priv->apps, (GsmStoreFunc)_start_app, manager); if (manager->priv->pending_apps != NULL) { if (manager->priv->phase < GSM_MANAGER_PHASE_APPLICATION) { manager->priv->phase_timeout_id = g_timeout_add_seconds (GSM_MANAGER_PHASE_TIMEOUT, (GSourceFunc)on_phase_timeout, manager); } } else { end_phase (manager); } } typedef struct { GsmManager *manager; guint flags; } ClientEndSessionData; static gboolean _client_end_session (GsmClient *client, ClientEndSessionData *data) { gboolean ret; GError *error; error = NULL; ret = gsm_client_end_session (client, data->flags, &error); if (! ret) { g_warning ("Unable to query client: %s", error->message); g_error_free (error); /* FIXME: what should we do if we can't communicate with client? */ } else { g_debug ("GsmManager: adding client to end-session clients: %s", gsm_client_peek_id (client)); data->manager->priv->query_clients = g_slist_prepend (data->manager->priv->query_clients, client); } return FALSE; } static gboolean _client_end_session_helper (const char *id, GsmClient *client, ClientEndSessionData *data) { return _client_end_session (client, data); } static void do_phase_end_session (GsmManager *manager) { ClientEndSessionData data; data.manager = manager; data.flags = 0; if (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE) { data.flags |= GSM_CLIENT_END_SESSION_FLAG_FORCEFUL; } if (auto_save_is_enabled (manager)) { data.flags |= GSM_CLIENT_END_SESSION_FLAG_SAVE; } if (manager->priv->phase_timeout_id > 0) { g_source_remove (manager->priv->phase_timeout_id); manager->priv->phase_timeout_id = 0; } if (gsm_store_size (manager->priv->clients) > 0) { manager->priv->phase_timeout_id = g_timeout_add_seconds (GSM_MANAGER_PHASE_TIMEOUT, (GSourceFunc)on_phase_timeout, manager); gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_client_end_session_helper, &data); } else { end_phase (manager); } } static void do_phase_end_session_part_2 (GsmManager *manager) { ClientEndSessionData data; data.manager = manager; data.flags = 0; if (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE) { data.flags |= GSM_CLIENT_END_SESSION_FLAG_FORCEFUL; } if (auto_save_is_enabled (manager)) { data.flags |= GSM_CLIENT_END_SESSION_FLAG_SAVE; } data.flags |= GSM_CLIENT_END_SESSION_FLAG_LAST; /* keep the timeout that was started at the beginning of the * GSM_MANAGER_PHASE_END_SESSION phase */ if (g_slist_length (manager->priv->next_query_clients) > 0) { g_slist_foreach (manager->priv->next_query_clients, (GFunc)_client_end_session, &data); g_slist_free (manager->priv->next_query_clients); manager->priv->next_query_clients = NULL; } else { end_phase (manager); } } static gboolean _client_stop (const char *id, GsmClient *client, gpointer user_data) { gboolean ret; GError *error; error = NULL; ret = gsm_client_stop (client, &error); if (! ret) { g_warning ("Unable to stop client: %s", error->message); g_error_free (error); /* FIXME: what should we do if we can't communicate with client? */ } else { g_debug ("GsmManager: stopped client: %s", gsm_client_peek_id (client)); } return FALSE; } static void do_phase_exit (GsmManager *manager) { if (gsm_store_size (manager->priv->clients) > 0) { manager->priv->phase_timeout_id = g_timeout_add_seconds (GSM_MANAGER_EXIT_PHASE_TIMEOUT, (GSourceFunc)on_phase_timeout, manager); gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_client_stop, NULL); } else { end_phase (manager); } } static gboolean _client_query_end_session (const char *id, GsmClient *client, ClientEndSessionData *data) { gboolean ret; GError *error; error = NULL; ret = gsm_client_query_end_session (client, data->flags, &error); if (! ret) { g_warning ("Unable to query client: %s", error->message); g_error_free (error); /* FIXME: what should we do if we can't communicate with client? */ } else { g_debug ("GsmManager: adding client to query clients: %s", gsm_client_peek_id (client)); data->manager->priv->query_clients = g_slist_prepend (data->manager->priv->query_clients, client); } return FALSE; } static gboolean inhibitor_has_flag (gpointer key, GsmInhibitor *inhibitor, gpointer data) { guint flag; guint flags; flag = GPOINTER_TO_UINT (data); flags = gsm_inhibitor_peek_flags (inhibitor); return (flags & flag); } static gboolean gsm_manager_is_logout_inhibited (GsmManager *manager) { GsmInhibitor *inhibitor; if (manager->priv->inhibitors == NULL) { return FALSE; } inhibitor = (GsmInhibitor *)gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_flag, GUINT_TO_POINTER (GSM_INHIBITOR_FLAG_LOGOUT)); if (inhibitor == NULL) { return FALSE; } return TRUE; } static gboolean gsm_manager_is_idle_inhibited (GsmManager *manager) { GsmInhibitor *inhibitor; if (manager->priv->inhibitors == NULL) { return FALSE; } inhibitor = (GsmInhibitor *)gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_flag, GUINT_TO_POINTER (GSM_INHIBITOR_FLAG_IDLE)); if (inhibitor == NULL) { return FALSE; } return TRUE; } static gboolean _client_cancel_end_session (const char *id, GsmClient *client, GsmManager *manager) { gboolean res; GError *error; error = NULL; res = gsm_client_cancel_end_session (client, &error); if (! res) { g_warning ("Unable to cancel end session: %s", error->message); g_error_free (error); } return FALSE; } static gboolean inhibitor_is_jit (gpointer key, GsmInhibitor *inhibitor, GsmManager *manager) { gboolean matches; const char *id; id = gsm_inhibitor_peek_client_id (inhibitor); matches = (id != NULL && id[0] != '\0'); return matches; } static void cancel_end_session (GsmManager *manager) { /* just ignore if received outside of shutdown */ if (manager->priv->phase < GSM_MANAGER_PHASE_QUERY_END_SESSION) { return; } /* switch back to running phase */ g_debug ("GsmManager: Cancelling the end of session"); /* remove the dialog before we remove the inhibitors, else the dialog * will activate itself automatically when the last inhibitor will be * removed */ if (manager->priv->inhibit_dialog) gtk_widget_destroy (GTK_WIDGET (manager->priv->inhibit_dialog)); manager->priv->inhibit_dialog = NULL; /* clear all JIT inhibitors */ gsm_store_foreach_remove (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_is_jit, (gpointer)manager); gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_client_cancel_end_session, NULL); gsm_manager_set_phase (manager, GSM_MANAGER_PHASE_RUNNING); manager->priv->logout_mode = GSM_MANAGER_LOGOUT_MODE_NORMAL; manager->priv->logout_type = GSM_MANAGER_LOGOUT_NONE; mdm_set_logout_action (MDM_LOGOUT_ACTION_NONE); start_phase (manager); } static gboolean process_is_running (const char * name) { int num_processes; char * command = g_strdup_printf ("pidof %s | wc -l", name); FILE *fp = popen(command, "r"); if (fscanf(fp, "%d", &num_processes) != 1) num_processes = 0; pclose(fp); g_free (command); if (num_processes > 0) { return TRUE; } else { return FALSE; } } static void manager_switch_user (GsmManager *manager) { GError *error; gboolean res; char *command; const gchar *xdg_seat_path = g_getenv ("XDG_SEAT_PATH"); /* We have to do this here and in request_switch_user() because this * function can be called at a later time, not just directly after * request_switch_user(). */ if (_switch_user_is_locked_down (manager)) { g_warning ("Unable to switch user: User switching has been locked down"); return; } if (process_is_running("mdm")) { /* MDM */ command = g_strdup_printf ("%s %s", MDM_FLEXISERVER_COMMAND, MDM_FLEXISERVER_ARGS); error = NULL; res = g_spawn_command_line_sync (command, NULL, NULL, NULL, &error); g_free (command); if (! res) { g_debug ("GsmManager: Unable to start MDM greeter: %s", error->message); g_error_free (error); } } else if (process_is_running("gdm") || process_is_running("gdm3") || process_is_running("gdm-binary")) { /* GDM */ command = g_strdup_printf ("%s %s", GDM_FLEXISERVER_COMMAND, GDM_FLEXISERVER_ARGS); error = NULL; res = g_spawn_command_line_sync (command, NULL, NULL, NULL, &error); g_free (command); if (! res) { g_debug ("GsmManager: Unable to start GDM greeter: %s", error->message); g_error_free (error); } } else if (xdg_seat_path != NULL) { /* LightDM */ GDBusProxyFlags flags = G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START; GDBusProxy *proxy = NULL; error = NULL; proxy = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SYSTEM, flags, NULL, "org.freedesktop.DisplayManager", xdg_seat_path, "org.freedesktop.DisplayManager.Seat", NULL, &error); if (proxy != NULL) { g_dbus_proxy_call_sync (proxy, "SwitchToGreeter", g_variant_new ("()"), G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL); g_object_unref (proxy); } else { g_debug ("GsmManager: Unable to start LightDM greeter: %s", error->message); g_error_free (error); } } } static gboolean sleep_lock_is_enabled (GsmManager *manager) { if (manager->priv->settings_screensaver != NULL) return g_settings_get_boolean (manager->priv->settings_screensaver, KEY_SLEEP_LOCK); else return FALSE; } static void manager_perhaps_lock (GsmManager *manager) { GError *error; gboolean ret; /* only lock if mate-screensaver is set to lock */ if (!sleep_lock_is_enabled (manager)) { return; } /* do this sync to ensure it's on the screen when we start suspending */ error = NULL; ret = g_spawn_command_line_sync ("mate-screensaver-command --lock", NULL, NULL, NULL, &error); if (!ret) { g_warning ("Couldn't lock screen: %s", error->message); g_error_free (error); } } static void manager_attempt_hibernate (GsmManager *manager) { #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { GsmSystemd *systemd; systemd = gsm_get_systemd (); /* lock the screen before we suspend */ manager_perhaps_lock (manager); gsm_systemd_attempt_hibernate (systemd); } else { #endif GsmConsolekit *consolekit; consolekit = gsm_get_consolekit (); gboolean can_hibernate = gsm_consolekit_can_hibernate (consolekit); if (can_hibernate) { /* lock the screen before we suspend */ manager_perhaps_lock (manager); gsm_consolekit_attempt_hibernate (consolekit); } #ifdef HAVE_SYSTEMD } #endif } static void manager_attempt_suspend (GsmManager *manager) { #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { GsmSystemd *systemd; systemd = gsm_get_systemd (); /* lock the screen before we suspend */ manager_perhaps_lock (manager); gsm_systemd_attempt_suspend (systemd); } else { #endif GsmConsolekit *consolekit; consolekit = gsm_get_consolekit (); gboolean can_suspend = gsm_consolekit_can_suspend (consolekit); if (can_suspend) { /* lock the screen before we suspend */ manager_perhaps_lock (manager); gsm_consolekit_attempt_suspend (consolekit); } #ifdef HAVE_SYSTEMD } #endif } static void do_inhibit_dialog_action (GsmManager *manager, int action) { switch (action) { case GSM_LOGOUT_ACTION_SWITCH_USER: manager_switch_user (manager); break; case GSM_LOGOUT_ACTION_HIBERNATE: manager_attempt_hibernate (manager); break; case GSM_LOGOUT_ACTION_SLEEP: manager_attempt_suspend (manager); break; case GSM_LOGOUT_ACTION_SHUTDOWN: case GSM_LOGOUT_ACTION_REBOOT: case GSM_LOGOUT_ACTION_LOGOUT: manager->priv->logout_mode = GSM_MANAGER_LOGOUT_MODE_FORCE; end_phase (manager); break; default: g_assert_not_reached (); break; } } static void inhibit_dialog_response (GsmInhibitDialog *dialog, guint response_id, GsmManager *manager) { int action; g_debug ("GsmManager: Inhibit dialog response: %d", response_id); /* must destroy dialog before cancelling since we'll remove JIT inhibitors and we don't want to trigger action. */ g_object_get (dialog, "action", &action, NULL); gtk_widget_destroy (GTK_WIDGET (dialog)); manager->priv->inhibit_dialog = NULL; /* In case of dialog cancel, switch user, hibernate and * suspend, we just perform the respective action and return, * without shutting down the session. */ switch (response_id) { case GTK_RESPONSE_CANCEL: case GTK_RESPONSE_NONE: case GTK_RESPONSE_DELETE_EVENT: if (action == GSM_LOGOUT_ACTION_LOGOUT || action == GSM_LOGOUT_ACTION_SHUTDOWN || action == GSM_LOGOUT_ACTION_REBOOT) { cancel_end_session (manager); } break; case GTK_RESPONSE_ACCEPT: g_debug ("GsmManager: doing action %d", action); do_inhibit_dialog_action (manager, action); break; default: g_assert_not_reached (); break; } } static void query_end_session_complete (GsmManager *manager) { GsmLogoutAction action; g_debug ("GsmManager: query end session complete"); /* Remove the timeout since this can be called from outside the timer * and we don't want to have it called twice */ if (manager->priv->query_timeout_id > 0) { g_source_remove (manager->priv->query_timeout_id); manager->priv->query_timeout_id = 0; } if (! gsm_manager_is_logout_inhibited (manager)) { end_phase (manager); return; } if (manager->priv->inhibit_dialog != NULL) { g_debug ("GsmManager: inhibit dialog already up"); gtk_window_present (GTK_WINDOW (manager->priv->inhibit_dialog)); return; } switch (manager->priv->logout_type) { case GSM_MANAGER_LOGOUT_LOGOUT: action = GSM_LOGOUT_ACTION_LOGOUT; break; case GSM_MANAGER_LOGOUT_REBOOT: case GSM_MANAGER_LOGOUT_REBOOT_INTERACT: case GSM_MANAGER_LOGOUT_REBOOT_MDM: action = GSM_LOGOUT_ACTION_REBOOT; break; case GSM_MANAGER_LOGOUT_SHUTDOWN: case GSM_MANAGER_LOGOUT_SHUTDOWN_INTERACT: case GSM_MANAGER_LOGOUT_SHUTDOWN_MDM: action = GSM_LOGOUT_ACTION_SHUTDOWN; break; default: g_warning ("Unexpected logout type %d when creating inhibit dialog", manager->priv->logout_type); action = GSM_LOGOUT_ACTION_LOGOUT; break; } /* Note: GSM_LOGOUT_ACTION_SHUTDOWN and GSM_LOGOUT_ACTION_REBOOT are * actually handled the same way as GSM_LOGOUT_ACTION_LOGOUT in the * inhibit dialog; the action, if the button is clicked, will be to * simply go to the next phase. */ manager->priv->inhibit_dialog = gsm_inhibit_dialog_new (manager->priv->inhibitors, manager->priv->clients, action); g_signal_connect (manager->priv->inhibit_dialog, "response", G_CALLBACK (inhibit_dialog_response), manager); gtk_widget_show (manager->priv->inhibit_dialog); } static guint32 generate_cookie (void) { guint32 cookie; cookie = (guint32)g_random_int_range (1, G_MAXINT32); return cookie; } static guint32 _generate_unique_cookie (GsmManager *manager) { guint32 cookie; do { cookie = generate_cookie (); } while (gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)_find_by_cookie, &cookie) != NULL); return cookie; } static gboolean _on_query_end_session_timeout (GsmManager *manager) { GSList *l; manager->priv->query_timeout_id = 0; g_debug ("GsmManager: query end session timed out"); for (l = manager->priv->query_clients; l != NULL; l = l->next) { guint cookie; GsmInhibitor *inhibitor; const char *bus_name; char *app_id; g_warning ("Client '%s' failed to reply before timeout", gsm_client_peek_id (l->data)); /* Don't add "not responding" inhibitors if logout is forced */ if (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE) { continue; } /* Add JIT inhibit for unresponsive client */ if (GSM_IS_DBUS_CLIENT (l->data)) { bus_name = gsm_dbus_client_get_bus_name (l->data); } else { bus_name = NULL; } app_id = g_strdup (gsm_client_peek_app_id (l->data)); if (IS_STRING_EMPTY (app_id)) { /* XSMP clients don't give us an app id unless we start them */ g_free (app_id); app_id = gsm_client_get_app_name (l->data); } cookie = _generate_unique_cookie (manager); inhibitor = gsm_inhibitor_new_for_client (gsm_client_peek_id (l->data), app_id, GSM_INHIBITOR_FLAG_LOGOUT, _("Not responding"), bus_name, cookie); g_free (app_id); gsm_store_add (manager->priv->inhibitors, gsm_inhibitor_peek_id (inhibitor), G_OBJECT (inhibitor)); g_object_unref (inhibitor); } g_slist_free (manager->priv->query_clients); manager->priv->query_clients = NULL; query_end_session_complete (manager); return FALSE; } static void do_phase_query_end_session (GsmManager *manager) { ClientEndSessionData data; data.manager = manager; data.flags = 0; if (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE) { data.flags |= GSM_CLIENT_END_SESSION_FLAG_FORCEFUL; } /* We only query if an app is ready to log out, so we don't use * GSM_CLIENT_END_SESSION_FLAG_SAVE here. */ debug_clients (manager); g_debug ("GsmManager: sending query-end-session to clients (logout mode: %s)", manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_NORMAL? "normal" : manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE? "forceful": "no confirmation"); gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)_client_query_end_session, &data); /* This phase doesn't time out unless logout is forced. Typically, this * separate timer is only used to show UI. */ manager->priv->query_timeout_id = g_timeout_add_seconds (1, (GSourceFunc)_on_query_end_session_timeout, manager); } static void update_idle (GsmManager *manager) { if (gsm_manager_is_idle_inhibited (manager)) { gsm_presence_set_idle_enabled (manager->priv->presence, FALSE); } else { gsm_presence_set_idle_enabled (manager->priv->presence, TRUE); } } static void start_phase (GsmManager *manager) { g_debug ("GsmManager: starting phase %s\n", phase_num_to_name (manager->priv->phase)); /* reset state */ g_slist_free (manager->priv->pending_apps); manager->priv->pending_apps = NULL; g_slist_free (manager->priv->query_clients); manager->priv->query_clients = NULL; g_slist_free (manager->priv->next_query_clients); manager->priv->next_query_clients = NULL; if (manager->priv->query_timeout_id > 0) { g_source_remove (manager->priv->query_timeout_id); manager->priv->query_timeout_id = 0; } if (manager->priv->phase_timeout_id > 0) { g_source_remove (manager->priv->phase_timeout_id); manager->priv->phase_timeout_id = 0; } switch (manager->priv->phase) { case GSM_MANAGER_PHASE_STARTUP: case GSM_MANAGER_PHASE_INITIALIZATION: case GSM_MANAGER_PHASE_WINDOW_MANAGER: case GSM_MANAGER_PHASE_PANEL: case GSM_MANAGER_PHASE_DESKTOP: case GSM_MANAGER_PHASE_APPLICATION: do_phase_startup (manager); break; case GSM_MANAGER_PHASE_RUNNING: g_signal_emit (manager, signals[SESSION_RUNNING], 0); update_idle (manager); break; case GSM_MANAGER_PHASE_QUERY_END_SESSION: do_phase_query_end_session (manager); break; case GSM_MANAGER_PHASE_END_SESSION: do_phase_end_session (manager); break; case GSM_MANAGER_PHASE_EXIT: do_phase_exit (manager); break; default: g_assert_not_reached (); break; } } static gboolean _debug_app_for_phase (const char *id, GsmApp *app, gpointer data) { guint phase; phase = GPOINTER_TO_UINT (data); if (gsm_app_peek_phase (app) != phase) { return FALSE; } g_debug ("GsmManager:\tID: %s\tapp-id:%s\tis-disabled:%d\tis-conditionally-disabled:%d\tis-delayed:%d", gsm_app_peek_id (app), gsm_app_peek_app_id (app), gsm_app_peek_is_disabled (app), gsm_app_peek_is_conditionally_disabled (app), (gsm_app_peek_autostart_delay (app) > 0)); return FALSE; } static void debug_app_summary (GsmManager *manager) { guint phase; g_debug ("GsmManager: App startup summary"); for (phase = GSM_MANAGER_PHASE_INITIALIZATION; phase < GSM_MANAGER_PHASE_RUNNING; phase++) { g_debug ("GsmManager: Phase %s", phase_num_to_name (phase)); gsm_store_foreach (manager->priv->apps, (GsmStoreFunc)_debug_app_for_phase, GUINT_TO_POINTER (phase)); } } void gsm_manager_start (GsmManager *manager) { g_debug ("GsmManager: GSM starting to manage"); g_return_if_fail (GSM_IS_MANAGER (manager)); gsm_manager_set_phase (manager, GSM_MANAGER_PHASE_INITIALIZATION); debug_app_summary (manager); start_phase (manager); } static gboolean _app_has_app_id (const char *id, GsmApp *app, const char *app_id_a) { const char *app_id_b; app_id_b = gsm_app_peek_app_id (app); return (app_id_b != NULL && strcmp (app_id_a, app_id_b) == 0); } static GsmApp * find_app_for_app_id (GsmManager *manager, const char *app_id) { GsmApp *app; app = (GsmApp *)gsm_store_find (manager->priv->apps, (GsmStoreFunc)_app_has_app_id, (char *)app_id); return app; } static gboolean inhibitor_has_client_id (gpointer key, GsmInhibitor *inhibitor, const char *client_id_a) { gboolean matches; const char *client_id_b; client_id_b = gsm_inhibitor_peek_client_id (inhibitor); matches = FALSE; if (! IS_STRING_EMPTY (client_id_a) && ! IS_STRING_EMPTY (client_id_b)) { matches = (strcmp (client_id_a, client_id_b) == 0); if (matches) { g_debug ("GsmManager: removing JIT inhibitor for %s for reason '%s'", gsm_inhibitor_peek_client_id (inhibitor), gsm_inhibitor_peek_reason (inhibitor)); } } return matches; } static gboolean _app_has_startup_id (const char *id, GsmApp *app, const char *startup_id_a) { const char *startup_id_b; startup_id_b = gsm_app_peek_startup_id (app); if (IS_STRING_EMPTY (startup_id_b)) { return FALSE; } return (strcmp (startup_id_a, startup_id_b) == 0); } static GsmApp * find_app_for_startup_id (GsmManager *manager, const char *startup_id) { GsmApp *found_app; GSList *a; found_app = NULL; /* If we're starting up the session, try to match the new client * with one pending apps for the current phase. If not, try to match * with any of the autostarted apps. */ if (manager->priv->phase < GSM_MANAGER_PHASE_APPLICATION) { for (a = manager->priv->pending_apps; a != NULL; a = a->next) { GsmApp *app = GSM_APP (a->data); if (strcmp (startup_id, gsm_app_peek_startup_id (app)) == 0) { found_app = app; goto out; } } } else { GsmApp *app; app = (GsmApp *)gsm_store_find (manager->priv->apps, (GsmStoreFunc)_app_has_startup_id, (char *)startup_id); if (app != NULL) { found_app = app; goto out; } } out: return found_app; } static void _disconnect_client (GsmManager *manager, GsmClient *client) { gboolean is_condition_client; GsmApp *app; GError *error; gboolean UNUSED_VARIABLE res; const char *app_id; const char *startup_id; gboolean app_restart; GsmClientRestartStyle client_restart_hint; g_debug ("GsmManager: disconnect client: %s", gsm_client_peek_id (client)); /* take a ref so it doesn't get finalized */ g_object_ref (client); gsm_client_set_status (client, GSM_CLIENT_FINISHED); is_condition_client = FALSE; if (g_slist_find (manager->priv->condition_clients, client)) { manager->priv->condition_clients = g_slist_remove (manager->priv->condition_clients, client); is_condition_client = TRUE; } /* remove any inhibitors for this client */ gsm_store_foreach_remove (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_client_id, (gpointer)gsm_client_peek_id (client)); app = NULL; /* first try to match on startup ID */ startup_id = gsm_client_peek_startup_id (client); if (! IS_STRING_EMPTY (startup_id)) { app = find_app_for_startup_id (manager, startup_id); } /* then try to find matching app-id */ if (app == NULL) { app_id = gsm_client_peek_app_id (client); if (! IS_STRING_EMPTY (app_id)) { g_debug ("GsmManager: disconnect for app '%s'", app_id); app = find_app_for_app_id (manager, app_id); } } if (manager->priv->phase == GSM_MANAGER_PHASE_QUERY_END_SESSION) { /* Instead of answering our end session query, the client just exited. * Treat that as an "okay, end the session" answer. * * This call implicitly removes any inhibitors for the client, along * with removing the client from the pending query list. */ _handle_client_end_session_response (manager, client, TRUE, FALSE, FALSE, "Client exited in " "query end session phase " "instead of end session " "phase"); } if (app == NULL) { g_debug ("GsmManager: unable to find application for client - not restarting"); goto out; } if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { g_debug ("GsmManager: in shutdown, not restarting application"); goto out; } app_restart = gsm_app_peek_autorestart (app); client_restart_hint = gsm_client_peek_restart_style_hint (client); /* allow legacy clients to override the app info */ if (! app_restart && client_restart_hint != GSM_CLIENT_RESTART_IMMEDIATELY) { g_debug ("GsmManager: autorestart not set, not restarting application"); goto out; } if (is_condition_client) { g_debug ("GsmManager: app conditionally disabled, not restarting application"); goto out; } g_debug ("GsmManager: restarting app"); error = NULL; res = gsm_app_restart (app, &error); if (error != NULL) { g_warning ("Error on restarting session managed app: %s", error->message); g_error_free (error); } out: g_object_unref (client); } typedef struct { const char *service_name; GsmManager *manager; } RemoveClientData; static gboolean _disconnect_dbus_client (const char *id, GsmClient *client, RemoveClientData *data) { const char *name; if (! GSM_IS_DBUS_CLIENT (client)) { return FALSE; } name = gsm_dbus_client_get_bus_name (GSM_DBUS_CLIENT (client)); if (IS_STRING_EMPTY (name)) { return FALSE; } if (strcmp (data->service_name, name) == 0) { _disconnect_client (data->manager, client); return TRUE; } return FALSE; } static void remove_clients_for_connection (GsmManager *manager, const char *service_name) { RemoveClientData data; data.service_name = service_name; data.manager = manager; /* disconnect dbus clients for name */ gsm_store_foreach_remove (manager->priv->clients, (GsmStoreFunc)_disconnect_dbus_client, &data); if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION && gsm_store_size (manager->priv->clients) == 0) { g_debug ("GsmManager: last client disconnected - exiting"); end_phase (manager); } } static gboolean inhibitor_has_bus_name (gpointer key, GsmInhibitor *inhibitor, RemoveClientData *data) { gboolean matches; const char *bus_name_b; bus_name_b = gsm_inhibitor_peek_bus_name (inhibitor); matches = FALSE; if (! IS_STRING_EMPTY (data->service_name) && ! IS_STRING_EMPTY (bus_name_b)) { matches = (strcmp (data->service_name, bus_name_b) == 0); if (matches) { g_debug ("GsmManager: removing inhibitor from %s for reason '%s' on connection %s", gsm_inhibitor_peek_app_id (inhibitor), gsm_inhibitor_peek_reason (inhibitor), gsm_inhibitor_peek_bus_name (inhibitor)); } } return matches; } static void remove_inhibitors_for_connection (GsmManager *manager, const char *service_name) { guint UNUSED_VARIABLE n_removed; RemoveClientData data; data.service_name = service_name; data.manager = manager; debug_inhibitors (manager); n_removed = gsm_store_foreach_remove (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_bus_name, &data); } static void bus_name_owner_changed (DBusGProxy *bus_proxy, const char *service_name, const char *old_service_name, const char *new_service_name, GsmManager *manager) { if (strlen (new_service_name) == 0 && strlen (old_service_name) > 0) { /* service removed */ remove_inhibitors_for_connection (manager, old_service_name); remove_clients_for_connection (manager, old_service_name); } else if (strlen (old_service_name) == 0 && strlen (new_service_name) > 0) { /* service added */ /* use this if we support automatically registering * well known bus names */ } } static gboolean register_manager (GsmManager *manager) { GError *error = NULL; error = NULL; manager->priv->connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error); if (manager->priv->connection == NULL) { if (error != NULL) { g_critical ("error getting session bus: %s", error->message); g_error_free (error); } exit (1); } manager->priv->bus_proxy = dbus_g_proxy_new_for_name (manager->priv->connection, DBUS_SERVICE_DBUS, DBUS_PATH_DBUS, DBUS_INTERFACE_DBUS); dbus_g_proxy_add_signal (manager->priv->bus_proxy, "NameOwnerChanged", G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_INVALID); dbus_g_proxy_connect_signal (manager->priv->bus_proxy, "NameOwnerChanged", G_CALLBACK (bus_name_owner_changed), manager, NULL); dbus_g_connection_register_g_object (manager->priv->connection, GSM_MANAGER_DBUS_PATH, G_OBJECT (manager)); return TRUE; } static void gsm_manager_set_failsafe (GsmManager *manager, gboolean enabled) { g_return_if_fail (GSM_IS_MANAGER (manager)); manager->priv->failsafe = enabled; } static gboolean _client_has_startup_id (const char *id, GsmClient *client, const char *startup_id_a) { const char *startup_id_b; startup_id_b = gsm_client_peek_startup_id (client); if (IS_STRING_EMPTY (startup_id_b)) { return FALSE; } return (strcmp (startup_id_a, startup_id_b) == 0); } static void on_client_disconnected (GsmClient *client, GsmManager *manager) { g_debug ("GsmManager: disconnect client"); _disconnect_client (manager, client); gsm_store_remove (manager->priv->clients, gsm_client_peek_id (client)); if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION && gsm_store_size (manager->priv->clients) == 0) { g_debug ("GsmManager: last client disconnected - exiting"); end_phase (manager); } } static gboolean on_xsmp_client_register_request (GsmXSMPClient *client, char **id, GsmManager *manager) { gboolean handled; char *new_id; GsmApp *app; handled = TRUE; new_id = NULL; if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { goto out; } if (IS_STRING_EMPTY (*id)) { new_id = gsm_util_generate_startup_id (); } else { GsmClient *client; client = (GsmClient *)gsm_store_find (manager->priv->clients, (GsmStoreFunc)_client_has_startup_id, *id); /* We can't have two clients with the same id. */ if (client != NULL) { goto out; } new_id = g_strdup (*id); } g_debug ("GsmManager: Adding new client %s to session", new_id); g_signal_connect (client, "disconnected", G_CALLBACK (on_client_disconnected), manager); /* If it's a brand new client id, we just accept the client*/ if (IS_STRING_EMPTY (*id)) { goto out; } app = find_app_for_startup_id (manager, new_id); if (app != NULL) { gsm_client_set_app_id (GSM_CLIENT (client), gsm_app_peek_app_id (app)); gsm_app_registered (app); goto out; } /* app not found */ g_free (new_id); new_id = NULL; out: g_free (*id); *id = new_id; return handled; } static gboolean auto_save_is_enabled (GsmManager *manager) { return g_settings_get_boolean (manager->priv->settings_session, KEY_AUTOSAVE); } static void maybe_save_session (GsmManager *manager) { GsmConsolekit *consolekit = NULL; #ifdef HAVE_SYSTEMD GsmSystemd *systemd = NULL; #endif char *session_type; GError *error; #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); session_type = gsm_systemd_get_current_session_type (systemd); if (g_strcmp0 (session_type, GSM_SYSTEMD_SESSION_TYPE_LOGIN_WINDOW) == 0) { goto out; } } else { #endif consolekit = gsm_get_consolekit (); session_type = gsm_consolekit_get_current_session_type (consolekit); if (g_strcmp0 (session_type, GSM_CONSOLEKIT_SESSION_TYPE_LOGIN_WINDOW) == 0) { goto out; } #ifdef HAVE_SYSTEMD } #endif /* We only allow session saving when session is running or when * logging out */ if (manager->priv->phase != GSM_MANAGER_PHASE_RUNNING && manager->priv->phase != GSM_MANAGER_PHASE_END_SESSION) { goto out; } error = NULL; gsm_session_save (manager->priv->clients, &error); if (error) { g_warning ("Error saving session: %s", error->message); g_error_free (error); } out: if (consolekit != NULL) g_object_unref (consolekit); #ifdef HAVE_SYSTEMD if (systemd != NULL) g_object_unref (systemd); #endif g_free (session_type); } static void _handle_client_end_session_response (GsmManager *manager, GsmClient *client, gboolean is_ok, gboolean do_last, gboolean cancel, const char *reason) { /* just ignore if received outside of shutdown */ if (manager->priv->phase < GSM_MANAGER_PHASE_QUERY_END_SESSION) { return; } g_debug ("GsmManager: Response from end session request: is-ok=%d do-last=%d cancel=%d reason=%s", is_ok, do_last, cancel, reason ? reason :""); if (cancel) { cancel_end_session (manager); return; } manager->priv->query_clients = g_slist_remove (manager->priv->query_clients, client); if (! is_ok && manager->priv->logout_mode != GSM_MANAGER_LOGOUT_MODE_FORCE) { guint cookie; GsmInhibitor *inhibitor; char *app_id; const char *bus_name; /* FIXME: do we support updating the reason? */ /* Create JIT inhibit */ if (GSM_IS_DBUS_CLIENT (client)) { bus_name = gsm_dbus_client_get_bus_name (GSM_DBUS_CLIENT (client)); } else { bus_name = NULL; } app_id = g_strdup (gsm_client_peek_app_id (client)); if (IS_STRING_EMPTY (app_id)) { /* XSMP clients don't give us an app id unless we start them */ g_free (app_id); app_id = gsm_client_get_app_name (client); } cookie = _generate_unique_cookie (manager); inhibitor = gsm_inhibitor_new_for_client (gsm_client_peek_id (client), app_id, GSM_INHIBITOR_FLAG_LOGOUT, reason != NULL ? reason : _("Not responding"), bus_name, cookie); g_free (app_id); gsm_store_add (manager->priv->inhibitors, gsm_inhibitor_peek_id (inhibitor), G_OBJECT (inhibitor)); g_object_unref (inhibitor); } else { gsm_store_foreach_remove (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_client_id, (gpointer)gsm_client_peek_id (client)); } if (manager->priv->phase == GSM_MANAGER_PHASE_QUERY_END_SESSION) { if (manager->priv->query_clients == NULL) { query_end_session_complete (manager); } } else if (manager->priv->phase == GSM_MANAGER_PHASE_END_SESSION) { if (do_last) { /* This only makes sense if we're in part 1 of * GSM_MANAGER_PHASE_END_SESSION. Doing this in part 2 * can only happen because of a buggy client that loops * wanting to be last again and again. The phase * timeout will take care of this issue. */ manager->priv->next_query_clients = g_slist_prepend (manager->priv->next_query_clients, client); } /* we can continue to the next step if all clients have replied * and if there's no inhibitor */ if (manager->priv->query_clients != NULL || gsm_manager_is_logout_inhibited (manager)) { return; } if (manager->priv->next_query_clients != NULL) { do_phase_end_session_part_2 (manager); } else { end_phase (manager); } } } static void on_client_end_session_response (GsmClient *client, gboolean is_ok, gboolean do_last, gboolean cancel, const char *reason, GsmManager *manager) { _handle_client_end_session_response (manager, client, is_ok, do_last, cancel, reason); } static void on_xsmp_client_logout_request (GsmXSMPClient *client, gboolean show_dialog, GsmManager *manager) { GError *error; int logout_mode; if (show_dialog) { logout_mode = GSM_MANAGER_LOGOUT_MODE_NORMAL; } else { logout_mode = GSM_MANAGER_LOGOUT_MODE_NO_CONFIRMATION; } error = NULL; gsm_manager_logout (manager, logout_mode, &error); if (error != NULL) { g_warning ("Unable to logout: %s", error->message); g_error_free (error); } } static void on_store_client_added (GsmStore *store, const char *id, GsmManager *manager) { GsmClient *client; g_debug ("GsmManager: Client added: %s", id); client = (GsmClient *)gsm_store_lookup (store, id); /* a bit hacky */ if (GSM_IS_XSMP_CLIENT (client)) { g_signal_connect (client, "register-request", G_CALLBACK (on_xsmp_client_register_request), manager); g_signal_connect (client, "logout-request", G_CALLBACK (on_xsmp_client_logout_request), manager); } g_signal_connect (client, "end-session-response", G_CALLBACK (on_client_end_session_response), manager); g_signal_emit (manager, signals [CLIENT_ADDED], 0, id); /* FIXME: disconnect signal handler */ } static void on_store_client_removed (GsmStore *store, const char *id, GsmManager *manager) { g_debug ("GsmManager: Client removed: %s", id); g_signal_emit (manager, signals [CLIENT_REMOVED], 0, id); } static void gsm_manager_set_client_store (GsmManager *manager, GsmStore *store) { g_return_if_fail (GSM_IS_MANAGER (manager)); if (store != NULL) { g_object_ref (store); } if (manager->priv->clients != NULL) { g_signal_handlers_disconnect_by_func (manager->priv->clients, on_store_client_added, manager); g_signal_handlers_disconnect_by_func (manager->priv->clients, on_store_client_removed, manager); g_object_unref (manager->priv->clients); } g_debug ("GsmManager: setting client store %p", store); manager->priv->clients = store; if (manager->priv->clients != NULL) { g_signal_connect (manager->priv->clients, "added", G_CALLBACK (on_store_client_added), manager); g_signal_connect (manager->priv->clients, "removed", G_CALLBACK (on_store_client_removed), manager); } } static void gsm_manager_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GsmManager *self; self = GSM_MANAGER (object); switch (prop_id) { case PROP_FAILSAFE: gsm_manager_set_failsafe (self, g_value_get_boolean (value)); break; case PROP_CLIENT_STORE: gsm_manager_set_client_store (self, g_value_get_object (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gsm_manager_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GsmManager *self; self = GSM_MANAGER (object); switch (prop_id) { case PROP_FAILSAFE: g_value_set_boolean (value, self->priv->failsafe); break; case PROP_CLIENT_STORE: g_value_set_object (value, self->priv->clients); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static gboolean _find_app_provides (const char *id, GsmApp *app, const char *service) { return gsm_app_provides (app, service); } static GObject * gsm_manager_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties) { GsmManager *manager; manager = GSM_MANAGER (G_OBJECT_CLASS (gsm_manager_parent_class)->constructor (type, n_construct_properties, construct_properties)); return G_OBJECT (manager); } static void on_store_inhibitor_added (GsmStore *store, const char *id, GsmManager *manager) { g_debug ("GsmManager: Inhibitor added: %s", id); g_signal_emit (manager, signals [INHIBITOR_ADDED], 0, id); update_idle (manager); } static void on_store_inhibitor_removed (GsmStore *store, const char *id, GsmManager *manager) { g_debug ("GsmManager: Inhibitor removed: %s", id); g_signal_emit (manager, signals [INHIBITOR_REMOVED], 0, id); update_idle (manager); } static void gsm_manager_dispose (GObject *object) { GsmManager *manager = GSM_MANAGER (object); g_debug ("GsmManager: disposing manager"); if (manager->priv->clients != NULL) { g_signal_handlers_disconnect_by_func (manager->priv->clients, on_store_client_added, manager); g_signal_handlers_disconnect_by_func (manager->priv->clients, on_store_client_removed, manager); g_object_unref (manager->priv->clients); manager->priv->clients = NULL; } if (manager->priv->apps != NULL) { g_object_unref (manager->priv->apps); manager->priv->apps = NULL; } if (manager->priv->inhibitors != NULL) { g_signal_handlers_disconnect_by_func (manager->priv->inhibitors, on_store_inhibitor_added, manager); g_signal_handlers_disconnect_by_func (manager->priv->inhibitors, on_store_inhibitor_removed, manager); g_object_unref (manager->priv->inhibitors); manager->priv->inhibitors = NULL; } if (manager->priv->presence != NULL) { g_object_unref (manager->priv->presence); manager->priv->presence = NULL; } if (manager->priv->settings_session) { g_object_unref (manager->priv->settings_session); manager->priv->settings_session = NULL; } if (manager->priv->settings_lockdown) { g_object_unref (manager->priv->settings_lockdown); manager->priv->settings_lockdown = NULL; } if (manager->priv->settings_screensaver) { g_object_unref (manager->priv->settings_screensaver); manager->priv->settings_screensaver = NULL; } G_OBJECT_CLASS (gsm_manager_parent_class)->dispose (object); } static void gsm_manager_class_init (GsmManagerClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->get_property = gsm_manager_get_property; object_class->set_property = gsm_manager_set_property; object_class->constructor = gsm_manager_constructor; object_class->finalize = gsm_manager_finalize; object_class->dispose = gsm_manager_dispose; signals [PHASE_CHANGED] = g_signal_new ("phase-changed", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, phase_changed), NULL, NULL, g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); signals [SESSION_RUNNING] = g_signal_new ("session-running", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, session_running), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals [SESSION_OVER] = g_signal_new ("session-over", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, session_over), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals [CLIENT_ADDED] = g_signal_new ("client-added", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, client_added), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_OBJECT_PATH); signals [CLIENT_REMOVED] = g_signal_new ("client-removed", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, client_removed), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_OBJECT_PATH); signals [INHIBITOR_ADDED] = g_signal_new ("inhibitor-added", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, inhibitor_added), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_OBJECT_PATH); signals [INHIBITOR_REMOVED] = g_signal_new ("inhibitor-removed", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GsmManagerClass, inhibitor_removed), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_OBJECT_PATH); g_object_class_install_property (object_class, PROP_FAILSAFE, g_param_spec_boolean ("failsafe", NULL, NULL, FALSE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); g_object_class_install_property (object_class, PROP_CLIENT_STORE, g_param_spec_object ("client-store", NULL, NULL, GSM_TYPE_STORE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); g_type_class_add_private (klass, sizeof (GsmManagerPrivate)); dbus_g_object_type_install_info (GSM_TYPE_MANAGER, &dbus_glib_gsm_manager_object_info); dbus_g_error_domain_register (GSM_MANAGER_ERROR, NULL, GSM_MANAGER_TYPE_ERROR); } static void load_idle_delay_from_gsettings (GsmManager *manager) { glong value; value = g_settings_get_int (manager->priv->settings_session, KEY_IDLE_DELAY); gsm_presence_set_idle_timeout (manager->priv->presence, value * 60000); } static void on_gsettings_key_changed (GSettings *settings, gchar *key, GsmManager *manager) { if (g_strcmp0 (key, KEY_IDLE_DELAY) == 0) { int delay; delay = g_settings_get_int (settings, key); gsm_presence_set_idle_timeout (manager->priv->presence, delay * 60000); } else if (g_strcmp0 (key, KEY_LOCK_DISABLE) == 0) { /* ??? */ gboolean UNUSED_VARIABLE disabled; disabled = g_settings_get_boolean (settings, key); } else if (g_strcmp0 (key, KEY_USER_SWITCH_DISABLE) == 0) { /* ??? */ gboolean UNUSED_VARIABLE disabled; disabled = g_settings_get_boolean (settings, key); } else { g_debug ("Config key not handled: %s", key); } } static void on_presence_status_changed (GsmPresence *presence, guint status, GsmManager *manager) { #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { GsmSystemd *systemd; systemd = gsm_get_systemd (); gsm_systemd_set_session_idle (systemd, (status == GSM_PRESENCE_STATUS_IDLE)); } else { #endif GsmConsolekit *consolekit; consolekit = gsm_get_consolekit (); gsm_consolekit_set_session_idle (consolekit, (status == GSM_PRESENCE_STATUS_IDLE)); #ifdef HAVE_SYSTEMD } #endif } static void gsm_manager_init (GsmManager *manager) { const char * const *schemas; gboolean schema_exists; guint i; manager->priv = GSM_MANAGER_GET_PRIVATE (manager); manager->priv->settings_session = g_settings_new (SESSION_SCHEMA); manager->priv->settings_lockdown = g_settings_new (LOCKDOWN_SCHEMA); /* check if mate-screensaver is installed */ schemas = g_settings_list_schemas (); schema_exists = FALSE; for (i = 0; schemas[i] != NULL; i++) { if (g_str_equal (schemas[i], SCREENSAVER_SCHEMA)) { schema_exists = TRUE; break; } } if (schema_exists == TRUE) manager->priv->settings_screensaver = g_settings_new (SCREENSAVER_SCHEMA); else manager->priv->settings_screensaver = NULL; manager->priv->inhibitors = gsm_store_new (); g_signal_connect (manager->priv->inhibitors, "added", G_CALLBACK (on_store_inhibitor_added), manager); g_signal_connect (manager->priv->inhibitors, "removed", G_CALLBACK (on_store_inhibitor_removed), manager); manager->priv->apps = gsm_store_new (); manager->priv->presence = gsm_presence_new (); g_signal_connect (manager->priv->presence, "status-changed", G_CALLBACK (on_presence_status_changed), manager); g_signal_connect (manager->priv->settings_session, "changed", G_CALLBACK (on_gsettings_key_changed), manager); g_signal_connect (manager->priv->settings_lockdown, "changed", G_CALLBACK (on_gsettings_key_changed), manager); load_idle_delay_from_gsettings (manager); } static void gsm_manager_finalize (GObject *object) { GsmManager *manager; g_return_if_fail (object != NULL); g_return_if_fail (GSM_IS_MANAGER (object)); manager = GSM_MANAGER (object); g_return_if_fail (manager->priv != NULL); G_OBJECT_CLASS (gsm_manager_parent_class)->finalize (object); } GsmManager * gsm_manager_new (GsmStore *client_store, gboolean failsafe) { if (manager_object != NULL) { g_object_ref (manager_object); } else { gboolean res; manager_object = g_object_new (GSM_TYPE_MANAGER, "client-store", client_store, "failsafe", failsafe, NULL); g_object_add_weak_pointer (manager_object, (gpointer *) &manager_object); res = register_manager (manager_object); if (! res) { g_object_unref (manager_object); return NULL; } } return GSM_MANAGER (manager_object); } gboolean gsm_manager_setenv (GsmManager *manager, const char *variable, const char *value, GError **error) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase > GSM_MANAGER_PHASE_INITIALIZATION) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_INITIALIZATION, "Setenv interface is only available during the Initialization phase"); return FALSE; } gsm_util_setenv (variable, value); return TRUE; } gboolean gsm_manager_initialization_error (GsmManager *manager, const char *message, gboolean fatal, GError **error) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase > GSM_MANAGER_PHASE_INITIALIZATION) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_INITIALIZATION, "InitializationError interface is only available during the Initialization phase"); return FALSE; } gsm_util_init_error (fatal, "%s", message); return TRUE; } static gboolean gsm_manager_is_switch_user_inhibited (GsmManager *manager) { GsmInhibitor *inhibitor; if (manager->priv->inhibitors == NULL) { return FALSE; } inhibitor = (GsmInhibitor *)gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_flag, GUINT_TO_POINTER (GSM_INHIBITOR_FLAG_SWITCH_USER)); if (inhibitor == NULL) { return FALSE; } return TRUE; } static gboolean gsm_manager_is_suspend_inhibited (GsmManager *manager) { GsmInhibitor *inhibitor; if (manager->priv->inhibitors == NULL) { return FALSE; } inhibitor = (GsmInhibitor *)gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_flag, GUINT_TO_POINTER (GSM_INHIBITOR_FLAG_SUSPEND)); if (inhibitor == NULL) { return FALSE; } return TRUE; } static void request_reboot_privileges_completed_consolekit (GsmConsolekit *consolekit, gboolean success, gboolean ask_later, GError *error, GsmManager *manager) { /* make sure we disconnect the signal handler so that it's not called * again next time the event is fired -- this can happen if the reboot * is cancelled. */ g_signal_handlers_disconnect_by_func (consolekit, request_reboot_privileges_completed_consolekit, manager); g_object_unref (consolekit); if (success) { if (ask_later) { manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT_INTERACT; } else { manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT; } end_phase (manager); } } #ifdef HAVE_SYSTEMD static void request_reboot_privileges_completed_systemd (GsmSystemd *systemd, gboolean success, gboolean ask_later, GError *error, GsmManager *manager) { /* make sure we disconnect the signal handler so that it's not called * again next time the event is fired -- this can happen if the reboot * is cancelled. */ g_signal_handlers_disconnect_by_func (systemd, request_reboot_privileges_completed_systemd, manager); g_object_unref (systemd); if (success) { if (ask_later) { manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT_INTERACT; } else { manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT; } end_phase (manager); } } #endif static void request_reboot (GsmManager *manager) { GsmConsolekit *consolekit; #ifdef HAVE_SYSTEMD GsmSystemd *systemd; #endif gboolean success; g_debug ("GsmManager: requesting reboot"); /* We request the privileges before doing anything. There are a few * different cases here: * * - no systemd: we fallback on ConsoleKit * - no ConsoleKit: we fallback on MDM * - no password required: everything is fine * - password asked once: we ask for it now. If the user enters it * fine, then all is great. If the user doesn't enter it fine, we * don't do anything (so no logout). * - password asked each time: we don't ask it for now since we don't * want to ask for it twice. Instead we'll ask for it at the very * end. If the user will enter it fine, then all is great again. If * the user doesn't enter it fine, then we'll just fallback to MDM. * * The last case (password asked each time) is a bit broken, but * there's really nothing we can do about it. Generally speaking, * though, the password will only be asked once (unless the system is * configured in paranoid mode), and most probably only if there are * more than one user connected. So the general case is that it will * just work fine. */ #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); g_signal_connect (systemd, "privileges-completed", G_CALLBACK (request_reboot_privileges_completed_systemd), manager); success = gsm_systemd_get_restart_privileges (systemd); if (!success) { g_signal_handlers_disconnect_by_func (systemd, request_reboot_privileges_completed_systemd, manager); g_object_unref (systemd); manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT_MDM; end_phase (manager); } } else { #endif consolekit = gsm_get_consolekit (); g_signal_connect (consolekit, "privileges-completed", G_CALLBACK (request_reboot_privileges_completed_consolekit), manager); success = gsm_consolekit_get_restart_privileges (consolekit); if (!success) { g_signal_handlers_disconnect_by_func (consolekit, request_reboot_privileges_completed_consolekit, manager); g_object_unref (consolekit); manager->priv->logout_type = GSM_MANAGER_LOGOUT_REBOOT_MDM; end_phase (manager); } #ifdef HAVE_SYSTEMD } #endif } static void request_shutdown_privileges_completed_consolekit (GsmConsolekit *consolekit, gboolean success, gboolean ask_later, GError *error, GsmManager *manager) { /* make sure we disconnect the signal handler so that it's not called * again next time the event is fired -- this can happen if the reboot * is cancelled. */ g_signal_handlers_disconnect_by_func (consolekit, request_shutdown_privileges_completed_consolekit, manager); g_object_unref (consolekit); if (success) { if (ask_later) { manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN_INTERACT; } else { manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN; } end_phase (manager); } } #ifdef HAVE_SYSTEMD static void request_shutdown_privileges_completed_systemd (GsmSystemd *systemd, gboolean success, gboolean ask_later, GError *error, GsmManager *manager) { /* make sure we disconnect the signal handler so that it's not called * again next time the event is fired -- this can happen if the reboot * is cancelled. */ g_signal_handlers_disconnect_by_func (systemd, request_shutdown_privileges_completed_systemd, manager); g_object_unref (systemd); if (success) { if (ask_later) { manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN_INTERACT; } else { manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN; } end_phase (manager); } } #endif static void request_shutdown (GsmManager *manager) { GsmConsolekit *consolekit; #ifdef HAVE_SYSTEMD GsmSystemd *systemd; #endif gboolean success; g_debug ("GsmManager: requesting shutdown"); /* See the comment in request_reboot() for some more details about how * this works. */ #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); g_signal_connect (systemd, "privileges-completed", G_CALLBACK (request_shutdown_privileges_completed_systemd), manager); success = gsm_systemd_get_stop_privileges (systemd); if (!success) { g_signal_handlers_disconnect_by_func (systemd, request_shutdown_privileges_completed_systemd, manager); g_object_unref (systemd); manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN_MDM; end_phase (manager); } } else { #endif consolekit = gsm_get_consolekit (); g_signal_connect (consolekit, "privileges-completed", G_CALLBACK (request_shutdown_privileges_completed_consolekit), manager); success = gsm_consolekit_get_stop_privileges (consolekit); if (!success) { g_signal_handlers_disconnect_by_func (consolekit, request_shutdown_privileges_completed_consolekit, manager); g_object_unref (consolekit); manager->priv->logout_type = GSM_MANAGER_LOGOUT_SHUTDOWN_MDM; end_phase (manager); } #ifdef HAVE_SYSTEMD } #endif } static void request_suspend (GsmManager *manager) { g_debug ("GsmManager: requesting suspend"); if (! gsm_manager_is_suspend_inhibited (manager)) { manager_attempt_suspend (manager); return; } if (manager->priv->inhibit_dialog != NULL) { g_debug ("GsmManager: inhibit dialog already up"); gtk_window_present (GTK_WINDOW (manager->priv->inhibit_dialog)); return; } manager->priv->inhibit_dialog = gsm_inhibit_dialog_new (manager->priv->inhibitors, manager->priv->clients, GSM_LOGOUT_ACTION_SLEEP); g_signal_connect (manager->priv->inhibit_dialog, "response", G_CALLBACK (inhibit_dialog_response), manager); gtk_widget_show (manager->priv->inhibit_dialog); } static void request_hibernate (GsmManager *manager) { g_debug ("GsmManager: requesting hibernate"); /* hibernate uses suspend inhibit */ if (! gsm_manager_is_suspend_inhibited (manager)) { manager_attempt_hibernate (manager); return; } if (manager->priv->inhibit_dialog != NULL) { g_debug ("GsmManager: inhibit dialog already up"); gtk_window_present (GTK_WINDOW (manager->priv->inhibit_dialog)); return; } manager->priv->inhibit_dialog = gsm_inhibit_dialog_new (manager->priv->inhibitors, manager->priv->clients, GSM_LOGOUT_ACTION_HIBERNATE); g_signal_connect (manager->priv->inhibit_dialog, "response", G_CALLBACK (inhibit_dialog_response), manager); gtk_widget_show (manager->priv->inhibit_dialog); } static void request_logout (GsmManager *manager, GsmManagerLogoutMode mode) { g_debug ("GsmManager: requesting logout"); manager->priv->logout_mode = mode; manager->priv->logout_type = GSM_MANAGER_LOGOUT_LOGOUT; end_phase (manager); } static void request_switch_user (GsmManager *manager) { g_debug ("GsmManager: requesting user switch"); /* See comment in manager_switch_user() to understand why we do this in * both functions. */ if (_switch_user_is_locked_down (manager)) { g_warning ("Unable to switch user: User switching has been locked down"); return; } if (! gsm_manager_is_switch_user_inhibited (manager)) { manager_switch_user (manager); return; } if (manager->priv->inhibit_dialog != NULL) { g_debug ("GsmManager: inhibit dialog already up"); gtk_window_present (GTK_WINDOW (manager->priv->inhibit_dialog)); return; } manager->priv->inhibit_dialog = gsm_inhibit_dialog_new (manager->priv->inhibitors, manager->priv->clients, GSM_LOGOUT_ACTION_SWITCH_USER); g_signal_connect (manager->priv->inhibit_dialog, "response", G_CALLBACK (inhibit_dialog_response), manager); gtk_widget_show (manager->priv->inhibit_dialog); } static void logout_dialog_response (GsmLogoutDialog *logout_dialog, guint response_id, GsmManager *manager) { /* We should only be here if mode has already have been set from * show_fallback_shutdown/logout_dialog */ g_assert (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_NORMAL); g_debug ("GsmManager: Logout dialog response: %d", response_id); gtk_widget_destroy (GTK_WIDGET (logout_dialog)); /* In case of dialog cancel, switch user, hibernate and * suspend, we just perform the respective action and return, * without shutting down the session. */ switch (response_id) { case GTK_RESPONSE_CANCEL: case GTK_RESPONSE_NONE: case GTK_RESPONSE_DELETE_EVENT: break; case GSM_LOGOUT_RESPONSE_SWITCH_USER: request_switch_user (manager); break; case GSM_LOGOUT_RESPONSE_HIBERNATE: request_hibernate (manager); break; case GSM_LOGOUT_RESPONSE_SLEEP: request_suspend (manager); break; case GSM_LOGOUT_RESPONSE_SHUTDOWN: request_shutdown (manager); break; case GSM_LOGOUT_RESPONSE_REBOOT: request_reboot (manager); break; case GSM_LOGOUT_RESPONSE_LOGOUT: /* We've already gotten confirmation from the user so * initiate the logout in NO_CONFIRMATION mode. * * (it shouldn't matter whether we use NO_CONFIRMATION or stay * with NORMAL, unless the shell happens to start after the * user confirmed) */ request_logout (manager, GSM_MANAGER_LOGOUT_MODE_NO_CONFIRMATION); break; default: g_assert_not_reached (); break; } } static void show_shutdown_dialog (GsmManager *manager) { GtkWidget *dialog; if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { /* Already shutting down, nothing more to do */ return; } manager->priv->logout_mode = GSM_MANAGER_LOGOUT_MODE_NORMAL; dialog = gsm_get_shutdown_dialog (gdk_screen_get_default (), gtk_get_current_event_time ()); g_signal_connect (dialog, "response", G_CALLBACK (logout_dialog_response), manager); gtk_widget_show (dialog); gtk_window_present_with_time (GTK_WINDOW (dialog), gdk_x11_get_server_time (gtk_widget_get_window (GTK_WIDGET (dialog)))); } static void show_logout_dialog (GsmManager *manager) { GtkWidget *dialog; if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { /* Already shutting down, nothing more to do */ return; } manager->priv->logout_mode = GSM_MANAGER_LOGOUT_MODE_NORMAL; dialog = gsm_get_logout_dialog (gdk_screen_get_default (), gtk_get_current_event_time ()); g_signal_connect (dialog, "response", G_CALLBACK (logout_dialog_response), manager); gtk_widget_show (dialog); gtk_window_present_with_time (GTK_WINDOW (dialog), gdk_x11_get_server_time (gtk_widget_get_window (GTK_WIDGET (dialog)))); } static void user_logout (GsmManager *manager, GsmManagerLogoutMode mode) { gboolean logout_prompt; if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { /* Already shutting down, nothing more to do */ return; } logout_prompt = g_settings_get_boolean (manager->priv->settings_session, "logout-prompt"); /* If the shell isn't running, and this isn't a non-interative logout request, * and the user has their settings configured to show a confirmation dialog for * logout, then go ahead and show the confirmation dialog now. */ if (mode == GSM_MANAGER_LOGOUT_MODE_NORMAL && logout_prompt) { show_logout_dialog (manager); } else { request_logout (manager, mode); } } /* dbus-send --session --type=method_call --print-reply --dest=org.gnome.SessionManager /org/gnome/SessionManager org.freedesktop.DBus.Introspectable.Introspect */ gboolean gsm_manager_set_phase (GsmManager *manager, GsmManagerPhase phase) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); manager->priv->phase = phase; return (TRUE); } gboolean gsm_manager_request_shutdown (GsmManager *manager, GError **error) { g_debug ("GsmManager: RequestShutdown called"); g_return_val_if_fail(GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase != GSM_MANAGER_PHASE_RUNNING) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_RUNNING, "RequestShutdown interface is only available during the Running phase"); return FALSE; } request_shutdown (manager); return TRUE; } gboolean gsm_manager_request_reboot (GsmManager *manager, GError **error) { g_debug ("GsmManager: RequestReboot called"); g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase != GSM_MANAGER_PHASE_RUNNING) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_RUNNING, "RequestReboot interface is only available during the running phase"); return FALSE; } request_reboot (manager); return TRUE; } static gboolean _log_out_is_locked_down (GsmManager *manager) { return g_settings_get_boolean (manager->priv->settings_lockdown, KEY_LOG_OUT_DISABLE); } static gboolean _switch_user_is_locked_down (GsmManager *manager) { return g_settings_get_boolean (manager->priv->settings_lockdown, KEY_USER_SWITCH_DISABLE); } gboolean gsm_manager_shutdown (GsmManager *manager, GError **error) { g_debug ("GsmManager: Shutdown called"); g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase != GSM_MANAGER_PHASE_RUNNING) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_RUNNING, "Shutdown interface is only available during the Running phase"); return FALSE; } if (_log_out_is_locked_down (manager)) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_LOCKED_DOWN, "Logout has been locked down"); return FALSE; } show_shutdown_dialog (manager); return TRUE; } gboolean gsm_manager_can_shutdown (GsmManager *manager, gboolean *shutdown_available, GError **error) { GsmConsolekit *consolekit; #ifdef HAVE_SYSTEMD GsmSystemd *systemd; #endif g_debug ("GsmManager: CanShutdown called"); g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); #ifdef HAVE_SYSTEMD if (LOGIND_RUNNING()) { systemd = gsm_get_systemd (); *shutdown_available = gsm_systemd_can_stop (systemd) || gsm_systemd_can_restart (systemd) || gsm_systemd_can_suspend (systemd) || gsm_systemd_can_hibernate (systemd); g_object_unref (systemd); } else { #endif consolekit = gsm_get_consolekit (); *shutdown_available = !_log_out_is_locked_down (manager) && (gsm_consolekit_can_stop (consolekit) || gsm_consolekit_can_restart (consolekit) || gsm_consolekit_can_suspend (consolekit) || gsm_consolekit_can_hibernate (consolekit)); g_object_unref (consolekit); #ifdef HAVE_SYSTEMD } #endif return TRUE; } gboolean gsm_manager_logout (GsmManager *manager, guint logout_mode, GError **error) { g_debug ("GsmManager: Logout called"); g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->phase != GSM_MANAGER_PHASE_RUNNING) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_RUNNING, "Shutdown interface is only available during the Running phase"); return FALSE; } if (_log_out_is_locked_down (manager)) { g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_LOCKED_DOWN, "Logout has been locked down"); return FALSE; } switch (logout_mode) { case GSM_MANAGER_LOGOUT_MODE_NORMAL: case GSM_MANAGER_LOGOUT_MODE_NO_CONFIRMATION: case GSM_MANAGER_LOGOUT_MODE_FORCE: user_logout (manager, logout_mode); break; default: g_debug ("Unknown logout mode option"); g_set_error (error, GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_INVALID_OPTION, "Unknown logout mode flag"); return FALSE; } return TRUE; } gboolean gsm_manager_register_client (GsmManager *manager, const char *app_id, const char *startup_id, DBusGMethodInvocation *context) { char *new_startup_id; char *sender; GsmClient *client; GsmApp *app; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); app = NULL; client = NULL; g_debug ("GsmManager: RegisterClient %s", startup_id); if (manager->priv->phase >= GSM_MANAGER_PHASE_QUERY_END_SESSION) { GError *new_error; g_debug ("Unable to register client: shutting down"); new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_IN_RUNNING, "Unable to register client"); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } if (IS_STRING_EMPTY (startup_id)) { new_startup_id = gsm_util_generate_startup_id (); } else { client = (GsmClient *)gsm_store_find (manager->priv->clients, (GsmStoreFunc)_client_has_startup_id, (char *)startup_id); /* We can't have two clients with the same startup id. */ if (client != NULL) { GError *new_error; g_debug ("Unable to register client: already registered"); new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_ALREADY_REGISTERED, "Unable to register client"); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } new_startup_id = g_strdup (startup_id); } g_debug ("GsmManager: Adding new client %s to session", new_startup_id); if (app == NULL && !IS_STRING_EMPTY (startup_id)) { app = find_app_for_startup_id (manager, startup_id); } if (app == NULL && !IS_STRING_EMPTY (app_id)) { /* try to associate this app id with a known app */ app = find_app_for_app_id (manager, app_id); } sender = dbus_g_method_get_sender (context); client = gsm_dbus_client_new (new_startup_id, sender); g_free (sender); if (client == NULL) { GError *new_error; g_debug ("Unable to create client"); new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Unable to register client"); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } gsm_store_add (manager->priv->clients, gsm_client_peek_id (client), G_OBJECT (client)); /* the store will own the ref */ g_object_unref (client); if (app != NULL) { gsm_client_set_app_id (client, gsm_app_peek_app_id (app)); gsm_app_registered (app); } else { /* if an app id is specified store it in the client so we can save it later */ gsm_client_set_app_id (client, app_id); } gsm_client_set_status (client, GSM_CLIENT_REGISTERED); g_assert (new_startup_id != NULL); g_free (new_startup_id); dbus_g_method_return (context, gsm_client_peek_id (client)); return TRUE; } gboolean gsm_manager_unregister_client (GsmManager *manager, const char *client_id, DBusGMethodInvocation *context) { GsmClient *client; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); g_debug ("GsmManager: UnregisterClient %s", client_id); client = (GsmClient *)gsm_store_lookup (manager->priv->clients, client_id); if (client == NULL) { GError *new_error; g_debug ("Unable to unregister client: not registered"); new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_NOT_REGISTERED, "Unable to unregister client"); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } /* don't disconnect client here, only change the status. Wait until it leaves the bus before disconnecting it */ gsm_client_set_status (client, GSM_CLIENT_UNREGISTERED); dbus_g_method_return (context); return TRUE; } gboolean gsm_manager_inhibit (GsmManager *manager, const char *app_id, guint toplevel_xid, const char *reason, guint flags, DBusGMethodInvocation *context) { GsmInhibitor *inhibitor; guint cookie; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); g_debug ("GsmManager: Inhibit xid=%u app_id=%s reason=%s flags=%u", toplevel_xid, app_id, reason, flags); if (manager->priv->logout_mode == GSM_MANAGER_LOGOUT_MODE_FORCE) { GError *new_error; new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Forced logout cannot be inhibited"); g_debug ("GsmManager: Unable to inhibit: %s", new_error->message); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } if (IS_STRING_EMPTY (app_id)) { GError *new_error; new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Application ID not specified"); g_debug ("GsmManager: Unable to inhibit: %s", new_error->message); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } if (IS_STRING_EMPTY (reason)) { GError *new_error; new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Reason not specified"); g_debug ("GsmManager: Unable to inhibit: %s", new_error->message); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } if (flags == 0) { GError *new_error; new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Invalid inhibit flags"); g_debug ("GsmManager: Unable to inhibit: %s", new_error->message); dbus_g_method_return_error (context, new_error); g_error_free (new_error); return FALSE; } cookie = _generate_unique_cookie (manager); inhibitor = gsm_inhibitor_new (app_id, toplevel_xid, flags, reason, dbus_g_method_get_sender (context), cookie); gsm_store_add (manager->priv->inhibitors, gsm_inhibitor_peek_id (inhibitor), G_OBJECT (inhibitor)); g_object_unref (inhibitor); dbus_g_method_return (context, cookie); return TRUE; } gboolean gsm_manager_uninhibit (GsmManager *manager, guint cookie, DBusGMethodInvocation *context) { GsmInhibitor *inhibitor; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); g_debug ("GsmManager: Uninhibit %u", cookie); inhibitor = (GsmInhibitor *)gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)_find_by_cookie, &cookie); if (inhibitor == NULL) { GError *new_error; new_error = g_error_new (GSM_MANAGER_ERROR, GSM_MANAGER_ERROR_GENERAL, "Unable to uninhibit: Invalid cookie"); dbus_g_method_return_error (context, new_error); g_debug ("Unable to uninhibit: %s", new_error->message); g_error_free (new_error); return FALSE; } g_debug ("GsmManager: removing inhibitor %s %u reason '%s' %u connection %s", gsm_inhibitor_peek_app_id (inhibitor), gsm_inhibitor_peek_toplevel_xid (inhibitor), gsm_inhibitor_peek_reason (inhibitor), gsm_inhibitor_peek_flags (inhibitor), gsm_inhibitor_peek_bus_name (inhibitor)); gsm_store_remove (manager->priv->inhibitors, gsm_inhibitor_peek_id (inhibitor)); dbus_g_method_return (context); return TRUE; } gboolean gsm_manager_is_inhibited (GsmManager *manager, guint flags, gboolean *is_inhibited, GError *error) { GsmInhibitor *inhibitor; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (manager->priv->inhibitors == NULL || gsm_store_size (manager->priv->inhibitors) == 0) { *is_inhibited = FALSE; return TRUE; } inhibitor = (GsmInhibitor *) gsm_store_find (manager->priv->inhibitors, (GsmStoreFunc)inhibitor_has_flag, GUINT_TO_POINTER (flags)); if (inhibitor == NULL) { *is_inhibited = FALSE; } else { *is_inhibited = TRUE; } return TRUE; } static gboolean listify_store_ids (char *id, GObject *object, GPtrArray **array) { g_ptr_array_add (*array, g_strdup (id)); return FALSE; } gboolean gsm_manager_get_clients (GsmManager *manager, GPtrArray **clients, GError **error) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (clients == NULL) { return FALSE; } *clients = g_ptr_array_new (); gsm_store_foreach (manager->priv->clients, (GsmStoreFunc)listify_store_ids, clients); return TRUE; } gboolean gsm_manager_get_inhibitors (GsmManager *manager, GPtrArray **inhibitors, GError **error) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); if (inhibitors == NULL) { return FALSE; } *inhibitors = g_ptr_array_new (); gsm_store_foreach (manager->priv->inhibitors, (GsmStoreFunc) listify_store_ids, inhibitors); return TRUE; } static gboolean _app_has_autostart_condition (const char *id, GsmApp *app, const char *condition) { gboolean has; gboolean disabled; has = gsm_app_has_autostart_condition (app, condition); disabled = gsm_app_peek_is_disabled (app); return has && !disabled; } gboolean gsm_manager_is_autostart_condition_handled (GsmManager *manager, const char *condition, gboolean *handled, GError **error) { GsmApp *app; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); app = (GsmApp *) gsm_store_find (manager->priv->apps,( GsmStoreFunc) _app_has_autostart_condition, (char *)condition); if (app != NULL) { *handled = TRUE; } else { *handled = FALSE; } return TRUE; } static void append_app (GsmManager *manager, GsmApp *app) { const char *id; const char *app_id; GsmApp *dup; id = gsm_app_peek_id (app); if (IS_STRING_EMPTY (id)) { g_debug ("GsmManager: not adding app: no id"); return; } dup = (GsmApp *)gsm_store_lookup (manager->priv->apps, id); if (dup != NULL) { g_debug ("GsmManager: not adding app: already added"); return; } app_id = gsm_app_peek_app_id (app); if (IS_STRING_EMPTY (app_id)) { g_debug ("GsmManager: not adding app: no app-id"); return; } dup = find_app_for_app_id (manager, app_id); if (dup != NULL) { g_debug ("GsmManager: not adding app: app-id already exists"); return; } gsm_store_add (manager->priv->apps, id, G_OBJECT (app)); } gboolean gsm_manager_add_autostart_app (GsmManager *manager, const char *path, const char *provides) { GsmApp *app; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); g_return_val_if_fail (path != NULL, FALSE); /* first check to see if service is already provided */ if (provides != NULL) { GsmApp *dup; dup = (GsmApp *)gsm_store_find (manager->priv->apps, (GsmStoreFunc)_find_app_provides, (char *)provides); if (dup != NULL) { g_debug ("GsmManager: service '%s' is already provided", provides); return FALSE; } } app = gsm_autostart_app_new (path); if (app == NULL) { g_warning ("could not read %s", path); return FALSE; } g_debug ("GsmManager: read %s", path); append_app (manager, app); g_object_unref (app); return TRUE; } gboolean gsm_manager_add_autostart_apps_from_dir (GsmManager *manager, const char *path) { GDir *dir; const char *name; g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); g_return_val_if_fail (path != NULL, FALSE); g_debug ("GsmManager: *** Adding autostart apps for %s", path); dir = g_dir_open (path, 0, NULL); if (dir == NULL) { return FALSE; } while ((name = g_dir_read_name (dir))) { char *desktop_file; if (!g_str_has_suffix (name, ".desktop")) { continue; } desktop_file = g_build_filename (path, name, NULL); gsm_manager_add_autostart_app (manager, desktop_file, NULL); g_free (desktop_file); } g_dir_close (dir); return TRUE; } gboolean gsm_manager_is_session_running (GsmManager *manager, gboolean *running, GError **error) { g_return_val_if_fail (GSM_IS_MANAGER (manager), FALSE); *running = (manager->priv->phase == GSM_MANAGER_PHASE_RUNNING); return TRUE; }