+++ /dev/null
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
- *
- * Copyright (C) 2007-2008 William Jon McCann <mccann@jhu.edu>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- */
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <signal.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#ifdef HAVE_PATHS_H
-#include <paths.h>
-#endif /* HAVE_PATHS_H */
-
-#include <glib.h>
-/* Note on sync with gdm; need to use -lib here */
-#include <glib/gi18n-lib.h>
-#include <glib/gstdio.h>
-#include <glib-object.h>
-#include <gio/gio.h>
-
-#include <dbus/dbus.h>
-#include <dbus/dbus-glib.h>
-#include <dbus/dbus-glib-lowlevel.h>
-
-#include "gdm-user-manager.h"
-#include "gdm-user-private.h"
-
-#define GDM_USER_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_USER_MANAGER, GdmUserManagerPrivate))
-
-#define CK_NAME "org.freedesktop.ConsoleKit"
-
-#define CK_MANAGER_PATH "/org/freedesktop/ConsoleKit/Manager"
-#define CK_MANAGER_INTERFACE "org.freedesktop.ConsoleKit.Manager"
-#define CK_SEAT_INTERFACE "org.freedesktop.ConsoleKit.Seat"
-#define CK_SESSION_INTERFACE "org.freedesktop.ConsoleKit.Session"
-
-#define GDM_DBUS_TYPE_G_OBJECT_PATH_ARRAY (dbus_g_type_get_collection ("GPtrArray", DBUS_TYPE_G_OBJECT_PATH))
-
-/* Prefs Defaults */
-
-#ifdef __sun
-#define FALLBACK_MINIMAL_UID 100
-#else
-#define FALLBACK_MINIMAL_UID 500
-#endif
-
-#ifndef _PATH_SHELLS
-#define _PATH_SHELLS "/etc/shells"
-#endif
-#define PATH_PASSWD "/etc/passwd"
-
-#ifndef GDM_USERNAME
-#define GDM_USERNAME "gdm"
-#endif
-
-#define RELOAD_PASSWD_THROTTLE_SECS 5
-
-/* approximately two months */
-#define LOGIN_FREQUENCY_TIME_WINDOW_SECS (60 * 24 * 60 * 60)
-
-#define ACCOUNTS_NAME "org.freedesktop.Accounts"
-#define ACCOUNTS_PATH "/org/freedesktop/Accounts"
-#define ACCOUNTS_INTERFACE "org.freedesktop.Accounts"
-
-typedef enum {
- GDM_USER_MANAGER_SEAT_STATE_UNLOADED = 0,
- GDM_USER_MANAGER_SEAT_STATE_GET_SESSION_ID,
- GDM_USER_MANAGER_SEAT_STATE_GET_ID,
- GDM_USER_MANAGER_SEAT_STATE_GET_PROXY,
- GDM_USER_MANAGER_SEAT_STATE_LOADED,
-} GdmUserManagerSeatState;
-
-typedef struct
-{
- GdmUserManagerSeatState state;
- char *id;
- char *session_id;
- union {
- DBusGProxyCall *get_current_session_call;
- DBusGProxyCall *get_seat_id_call;
- };
-
- DBusGProxy *proxy;
-} GdmUserManagerSeat;
-
-typedef enum {
- GDM_USER_MANAGER_NEW_SESSION_STATE_UNLOADED = 0,
- GDM_USER_MANAGER_NEW_SESSION_STATE_GET_PROXY,
- GDM_USER_MANAGER_NEW_SESSION_STATE_GET_UID,
- GDM_USER_MANAGER_NEW_SESSION_STATE_GET_X11_DISPLAY,
- GDM_USER_MANAGER_NEW_SESSION_STATE_MAYBE_ADD,
- GDM_USER_MANAGER_NEW_SESSION_STATE_LOADED,
-} GdmUserManagerNewSessionState;
-
-typedef struct
-{
- GdmUserManager *manager;
- GdmUserManagerNewSessionState state;
- char *id;
-
- union {
- DBusGProxyCall *get_unix_user_call;
- DBusGProxyCall *get_x11_display_call;
- };
-
- DBusGProxy *proxy;
-
- uid_t uid;
- char *x11_display;
-} GdmUserManagerNewSession;
-
-typedef enum {
- GDM_USER_MANAGER_GET_USER_STATE_UNFETCHED = 0,
- GDM_USER_MANAGER_GET_USER_STATE_WAIT_FOR_LOADED,
- GDM_USER_MANAGER_GET_USER_STATE_ASK_ACCOUNTS_SERVICE,
- GDM_USER_MANAGER_GET_USER_STATE_FETCHED
-} GdmUserManagerGetUserState;
-
-typedef struct
-{
- GdmUserManager *manager;
- GdmUserManagerGetUserState state;
- GdmUser *user;
- char *username;
- char *object_path;
-
- DBusGProxyCall *call;
-} GdmUserManagerFetchUserRequest;
-
-struct GdmUserManagerPrivate
-{
- GHashTable *users_by_name;
- GHashTable *users_by_object_path;
- GHashTable *sessions;
- GHashTable *shells;
- DBusGConnection *connection;
- DBusGProxyCall *get_sessions_call;
- DBusGProxy *accounts_proxy;
-
- GdmUserManagerSeat seat;
-
- GSList *new_sessions;
- GSList *new_users;
- GSList *fetch_user_requests;
-
- GFileMonitor *passwd_monitor;
- GFileMonitor *shells_monitor;
-
- GSList *exclude_usernames;
- GSList *include_usernames;
- gboolean include_all;
-
- gboolean load_passwd_pending;
-
- guint load_id;
- guint reload_passwd_id;
- guint ck_history_id;
- guint ck_history_watchdog_id;
- GPid ck_history_pid;
-
- gboolean is_loaded;
- gboolean has_multiple_users;
- gboolean listing_cached_users;
-};
-
-enum {
- PROP_0,
- PROP_INCLUDE_ALL,
- PROP_INCLUDE_USERNAMES_LIST,
- PROP_EXCLUDE_USERNAMES_LIST,
- PROP_IS_LOADED,
- PROP_HAS_MULTIPLE_USERS
-};
-
-enum {
- USER_ADDED,
- USER_REMOVED,
- USER_IS_LOGGED_IN_CHANGED,
- USER_CHANGED,
- LAST_SIGNAL
-};
-
-static guint signals [LAST_SIGNAL] = { 0, };
-
-static void gdm_user_manager_class_init (GdmUserManagerClass *klass);
-static void gdm_user_manager_init (GdmUserManager *user_manager);
-static void gdm_user_manager_finalize (GObject *object);
-
-static void load_users_manually (GdmUserManager *manager);
-static void monitor_local_users (GdmUserManager *manager);
-static void load_seat_incrementally (GdmUserManager *manager);
-static void unload_seat (GdmUserManager *manager);
-static void load_users (GdmUserManager *manager);
-static void queue_load_seat_and_users (GdmUserManager *manager);
-static void monitor_local_users (GdmUserManager *manager);
-
-static void load_new_session_incrementally (GdmUserManagerNewSession *new_session);
-static void set_is_loaded (GdmUserManager *manager, gboolean is_loaded);
-
-static void on_new_user_loaded (GdmUser *user,
- GParamSpec *pspec,
- GdmUserManager *manager);
-static void give_up_and_fetch_user_locally (GdmUserManager *manager,
- GdmUserManagerFetchUserRequest *request);
-static void fetch_user_locally (GdmUserManager *manager,
- GdmUser *user,
- const char *username);
-static void fetch_user_incrementally (GdmUserManagerFetchUserRequest *request);
-
-static void maybe_set_is_loaded (GdmUserManager *manager);
-static gpointer user_manager_object = NULL;
-
-G_DEFINE_TYPE (GdmUserManager, gdm_user_manager, G_TYPE_OBJECT)
-
-GQuark
-gdm_user_manager_error_quark (void)
-{
- static GQuark ret = 0;
- if (ret == 0) {
- ret = g_quark_from_static_string ("gdm_user_manager_error");
- }
-
- return ret;
-}
-
-static gboolean
-start_new_login_session (GdmUserManager *manager)
-{
- GError *error;
- gboolean res;
-
- res = g_spawn_command_line_async ("gdmflexiserver -s", &error);
- if (! res) {
- if (error != NULL) {
- g_warning ("Unable to start new login: %s", error->message);
- g_error_free (error);
- } else {
- g_warning ("Unable to start new login");
- }
- }
-
- return res;
-}
-
-static gboolean
-activate_session_id (GdmUserManager *manager,
- const char *seat_id,
- const char *session_id)
-{
- DBusError local_error;
- DBusMessage *message;
- DBusMessage *reply;
- gboolean ret;
-
- ret = FALSE;
- reply = NULL;
-
- dbus_error_init (&local_error);
- message = dbus_message_new_method_call ("org.freedesktop.ConsoleKit",
- seat_id,
- "org.freedesktop.ConsoleKit.Seat",
- "ActivateSession");
- if (message == NULL) {
- goto out;
- }
-
- if (! dbus_message_append_args (message,
- DBUS_TYPE_OBJECT_PATH, &session_id,
- DBUS_TYPE_INVALID)) {
- goto out;
- }
-
-
- dbus_error_init (&local_error);
- reply = dbus_connection_send_with_reply_and_block (dbus_g_connection_get_connection (manager->priv->connection),
- message,
- -1,
- &local_error);
- if (reply == NULL) {
- if (dbus_error_is_set (&local_error)) {
- g_warning ("Unable to activate session: %s", local_error.message);
- dbus_error_free (&local_error);
- goto out;
- }
- }
-
- ret = TRUE;
- out:
- if (message != NULL) {
- dbus_message_unref (message);
- }
- if (reply != NULL) {
- dbus_message_unref (reply);
- }
-
- return ret;
-}
-
-static gboolean
-session_is_login_window (GdmUserManager *manager,
- const char *session_id)
-{
- DBusGProxy *proxy;
- GError *error;
- gboolean res;
- gboolean ret;
- char *session_type;
-
- ret = FALSE;
-
- proxy = dbus_g_proxy_new_for_name (manager->priv->connection,
- CK_NAME,
- session_id,
- CK_SESSION_INTERFACE);
- if (proxy == NULL) {
- g_warning ("Failed to connect to the ConsoleKit seat object");
- goto out;
- }
-
- session_type = NULL;
- error = NULL;
- res = dbus_g_proxy_call (proxy,
- "GetSessionType",
- &error,
- G_TYPE_INVALID,
- G_TYPE_STRING, &session_type,
- G_TYPE_INVALID);
- if (! res) {
- if (error != NULL) {
- g_debug ("GdmUserManager: Failed to identify the session type: %s", error->message);
- g_error_free (error);
- } else {
- g_debug ("GdmUserManager: Failed to identify the session type");
- }
- goto out;
- }
-
- if (session_type == NULL || session_type[0] == '\0' || strcmp (session_type, "LoginWindow") != 0) {
- goto out;
- }
-
- ret = TRUE;
-
- out:
- if (proxy != NULL) {
- g_object_unref (proxy);
- }
-
- return ret;
-}
-
-static char *
-_get_login_window_session_id (GdmUserManager *manager)
-{
- gboolean res;
- gboolean can_activate_sessions;
- GError *error;
- GPtrArray *sessions;
- char *primary_ssid;
- int i;
-
- if (manager->priv->seat.id == NULL || manager->priv->seat.id[0] == '\0') {
- g_debug ("GdmUserManager: display seat ID is not set; can't switch sessions");
- return NULL;
- }
-
- primary_ssid = NULL;
- sessions = NULL;
-
- can_activate_sessions = gdm_user_manager_can_switch (manager);
-
- if (! can_activate_sessions) {
- g_debug ("GdmUserManager: seat is unable to activate sessions");
- goto out;
- }
-
- error = NULL;
- res = dbus_g_proxy_call (manager->priv->seat.proxy,
- "GetSessions",
- &error,
- G_TYPE_INVALID,
- dbus_g_type_get_collection ("GPtrArray", DBUS_TYPE_G_OBJECT_PATH), &sessions,
- G_TYPE_INVALID);
- if (! res) {
- if (error != NULL) {
- g_warning ("unable to determine sessions for user: %s",
- error->message);
- g_error_free (error);
- } else {
- g_warning ("unable to determine sessions for user");
- }
- goto out;
- }
-
- for (i = 0; i < sessions->len; i++) {
- char *ssid;
-
- ssid = g_ptr_array_index (sessions, i);
-
- if (session_is_login_window (manager, ssid)) {
- primary_ssid = g_strdup (ssid);
- break;
- }
- }
- g_ptr_array_foreach (sessions, (GFunc)g_free, NULL);
- g_ptr_array_free (sessions, TRUE);
-
- out:
-
- return primary_ssid;
-}
-
-gboolean
-gdm_user_manager_goto_login_session (GdmUserManager *manager)
-{
- gboolean ret;
- gboolean res;
- char *ssid;
-
- g_return_val_if_fail (GDM_IS_USER_MANAGER (manager), FALSE);
- g_return_val_if_fail (manager->priv->is_loaded, FALSE);
-
- ret = FALSE;
-
- /* First look for any existing LoginWindow sessions on the seat.
- If none are found, create a new one. */
-
- ssid = _get_login_window_session_id (manager);
- if (ssid != NULL) {
- res = activate_session_id (manager, manager->priv->seat.id, ssid);
- if (res) {
- ret = TRUE;
- }
- }
-
- if (! ret) {
- res = start_new_login_session (manager);
- if (res) {
- ret = TRUE;
- }
- }
-
- return ret;
-}
-
-gboolean
-gdm_user_manager_can_switch (GdmUserManager *manager)
-{
- gboolean res;
- gboolean can_activate_sessions;
- GError *error;
-
- if (!manager->priv->is_loaded) {
- g_debug ("GdmUserManager: Unable to switch sessions until fully loaded");
- return FALSE;
- }
-
- if (manager->priv->seat.id == NULL || manager->priv->seat.id[0] == '\0') {
- g_debug ("GdmUserManager: display seat ID is not set; can't switch sessions");
- return FALSE;
- }
-
- g_debug ("GdmUserManager: checking if seat can activate sessions");
-
- error = NULL;
- res = dbus_g_proxy_call (manager->priv->seat.proxy,
- "CanActivateSessions",
- &error,
- G_TYPE_INVALID,
- G_TYPE_BOOLEAN, &can_activate_sessions,
- G_TYPE_INVALID);
- if (! res) {
- if (error != NULL) {
- g_warning ("unable to determine if seat can activate sessions: %s",
- error->message);
- g_error_free (error);
- } else {
- g_warning ("unable to determine if seat can activate sessions");
- }
- return FALSE;
- }
-
- return can_activate_sessions;
-}
-
-gboolean
-gdm_user_manager_activate_user_session (GdmUserManager *manager,
- GdmUser *user)
-{
- gboolean ret;
- const char *ssid;
- gboolean res;
-
- gboolean can_activate_sessions;
- g_return_val_if_fail (GDM_IS_USER_MANAGER (manager), FALSE);
- g_return_val_if_fail (GDM_IS_USER (user), FALSE);
- g_return_val_if_fail (manager->priv->is_loaded, FALSE);
-
- ret = FALSE;
-
- can_activate_sessions = gdm_user_manager_can_switch (manager);
-
- if (! can_activate_sessions) {
- g_debug ("GdmUserManager: seat is unable to activate sessions");
- goto out;
- }
-
- ssid = gdm_user_get_primary_session_id (user);
- if (ssid == NULL) {
- goto out;
- }
-
- res = activate_session_id (manager, manager->priv->seat.id, ssid);
- if (! res) {
- g_debug ("GdmUserManager: unable to activate session: %s", ssid);
- goto out;
- }
-
- ret = TRUE;
- out:
- return ret;
-}
-
-static void
-on_user_sessions_changed (GdmUser *user,
- GdmUserManager *manager)
-{
- guint nsessions;
-
- if (! manager->priv->is_loaded) {
- return;
- }
-
- nsessions = gdm_user_get_num_sessions (user);
-
- g_debug ("GdmUserManager: sessions changed user=%s num=%d",
- gdm_user_get_user_name (user),
- nsessions);
-
- /* only signal on zero and one */
- if (nsessions > 1) {
- return;
- }
-
- g_signal_emit (manager, signals [USER_IS_LOGGED_IN_CHANGED], 0, user);
-}
-
-static void
-on_user_changed (GdmUser *user,
- GdmUserManager *manager)
-{
- if (manager->priv->is_loaded) {
- g_debug ("GdmUserManager: user changed");
- g_signal_emit (manager, signals[USER_CHANGED], 0, user);
- }
-}
-
-static void
-on_get_seat_id_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManager *manager)
-{
- GError *error;
- char *seat_id;
- gboolean res;
-
- g_assert (manager->priv->seat.get_seat_id_call == call);
-
- error = NULL;
- seat_id = NULL;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- DBUS_TYPE_G_OBJECT_PATH,
- &seat_id,
- G_TYPE_INVALID);
- manager->priv->seat.get_seat_id_call = NULL;
- g_object_unref (proxy);
-
- if (! res) {
- if (error != NULL) {
- g_debug ("Failed to identify the seat of the "
- "current session: %s",
- error->message);
- g_error_free (error);
- } else {
- g_debug ("Failed to identify the seat of the "
- "current session");
- }
- unload_seat (manager);
- maybe_set_is_loaded (manager);
- return;
- }
-
- g_debug ("GdmUserManager: Found current seat: %s", seat_id);
-
- manager->priv->seat.id = seat_id;
- manager->priv->seat.state++;
-
- load_seat_incrementally (manager);
-}
-
-static void
-get_seat_id_for_current_session (GdmUserManager *manager)
-{
- DBusGProxy *proxy;
- DBusGProxyCall *call;
-
- proxy = dbus_g_proxy_new_for_name (manager->priv->connection,
- CK_NAME,
- manager->priv->seat.session_id,
- CK_SESSION_INTERFACE);
- if (proxy == NULL) {
- g_warning ("Failed to connect to the ConsoleKit session object");
- goto failed;
- }
-
- call = dbus_g_proxy_begin_call (proxy,
- "GetSeatId",
- (DBusGProxyCallNotify)
- on_get_seat_id_finished,
- manager,
- NULL,
- G_TYPE_INVALID);
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make GetSeatId call");
- goto failed;
- }
-
- manager->priv->seat.get_seat_id_call = call;
-
- return;
-
-failed:
- if (proxy != NULL) {
- g_object_unref (proxy);
- }
-
- unload_seat (manager);
-}
-
-static gint
-match_name_cmpfunc (gconstpointer a,
- gconstpointer b)
-{
- return g_strcmp0 ((char *) a,
- (char *) b);
-}
-
-static gboolean
-username_in_exclude_list (GdmUserManager *manager,
- const char *username)
-{
- GSList *found;
- gboolean ret = FALSE;
-
- /* always exclude the "gdm" user. */
- if (username == NULL || (strcmp (username, GDM_USERNAME) == 0)) {
- return TRUE;
- }
-
- if (manager->priv->exclude_usernames != NULL) {
- found = g_slist_find_custom (manager->priv->exclude_usernames,
- username,
- match_name_cmpfunc);
- if (found != NULL) {
- ret = TRUE;
- }
- }
-
- return ret;
-}
-
-static void
-add_session_for_user (GdmUserManager *manager,
- GdmUser *user,
- const char *ssid)
-{
- g_hash_table_insert (manager->priv->sessions,
- g_strdup (ssid),
- g_strdup (gdm_user_get_user_name (user)));
-
- _gdm_user_add_session (user, ssid);
- g_debug ("GdmUserManager: added session for user: %s", gdm_user_get_user_name (user));
-}
-
-static void
-set_has_multiple_users (GdmUserManager *manager,
- gboolean has_multiple_users)
-{
- if (manager->priv->has_multiple_users != has_multiple_users) {
- manager->priv->has_multiple_users = has_multiple_users;
- g_object_notify (G_OBJECT (manager), "has-multiple-users");
- }
-}
-
-static GdmUser *
-create_new_user (GdmUserManager *manager)
-{
- GdmUser *user;
-
- user = g_object_new (GDM_TYPE_USER, NULL);
-
- manager->priv->new_users = g_slist_prepend (manager->priv->new_users, user);
-
- g_signal_connect (user, "notify::is-loaded", G_CALLBACK (on_new_user_loaded), manager);
-
- return g_object_ref (user);
-}
-
-static void
-add_user (GdmUserManager *manager,
- GdmUser *user)
-{
- const char *object_path;
-
- g_hash_table_insert (manager->priv->users_by_name,
- g_strdup (gdm_user_get_user_name (user)),
- g_object_ref (user));
-
- object_path = gdm_user_get_object_path (user);
- if (object_path != NULL) {
- g_hash_table_insert (manager->priv->users_by_object_path,
- (gpointer) object_path,
- g_object_ref (user));
- }
-
- g_signal_connect (user,
- "sessions-changed",
- G_CALLBACK (on_user_sessions_changed),
- manager);
- g_signal_connect (user,
- "changed",
- G_CALLBACK (on_user_changed),
- manager);
-
- if (manager->priv->is_loaded) {
- g_signal_emit (manager, signals[USER_ADDED], 0, user);
- }
-
- if (g_hash_table_size (manager->priv->users_by_name) > 1) {
- set_has_multiple_users (manager, TRUE);
- }
-}
-
-static void
-remove_user (GdmUserManager *manager,
- GdmUser *user)
-{
- g_object_ref (user);
-
- g_signal_handlers_disconnect_by_func (user, on_user_changed, manager);
- g_signal_handlers_disconnect_by_func (user, on_user_sessions_changed, manager);
- if (gdm_user_get_object_path (user) != NULL) {
- g_hash_table_remove (manager->priv->users_by_object_path, gdm_user_get_object_path (user));
- }
-
- if (gdm_user_get_user_name (user) != NULL) {
- g_hash_table_remove (manager->priv->users_by_name, gdm_user_get_user_name (user));
- }
-
- if (manager->priv->is_loaded) {
- g_signal_emit (manager, signals[USER_REMOVED], 0, user);
- }
-
- g_object_unref (user);
-
- if (g_hash_table_size (manager->priv->users_by_name) > 1) {
- set_has_multiple_users (manager, FALSE);
- }
-}
-
-static void
-on_new_user_loaded (GdmUser *user,
- GParamSpec *pspec,
- GdmUserManager *manager)
-{
- const char *username;
- GdmUser *old_user;
-
- if (!gdm_user_is_loaded (user)) {
- return;
- }
-
- g_signal_handlers_disconnect_by_func (user, on_new_user_loaded, manager);
- manager->priv->new_users = g_slist_remove (manager->priv->new_users,
- user);
-
- username = gdm_user_get_user_name (user);
-
- if (username == NULL) {
- const char *object_path;
-
- object_path = gdm_user_get_object_path (user);
-
- if (object_path != NULL) {
- g_warning ("GdmUserManager: user has no username "
- "(object path: %s, uid: %lu)",
- object_path, gdm_user_get_uid (user));
- } else {
- g_warning ("GdmUserManager: user has no username (uid: %lu)",
- gdm_user_get_uid (user));
- }
- g_object_unref (user);
- return;
- }
-
- if (username_in_exclude_list (manager, username)) {
- g_debug ("GdmUserManager: excluding user '%s'", username);
- g_object_unref (user);
- return;
- }
-
- old_user = g_hash_table_lookup (manager->priv->users_by_name, username);
-
- /* If username got added earlier by a different means, trump it now.
- */
- if (old_user != NULL) {
- remove_user (manager, old_user);
- }
-
- add_user (manager, user);
- g_object_unref (user);
-
- if (manager->priv->new_users == NULL) {
- set_is_loaded (manager, TRUE);
- }
-}
-
-static GdmUser *
-add_new_user_for_object_path (const char *object_path,
- GdmUserManager *manager)
-{
- GdmUser *user;
-
- user = g_hash_table_lookup (manager->priv->users_by_object_path, object_path);
-
- if (user != NULL) {
- return user;
- }
- user = create_new_user (manager);
- _gdm_user_update_from_object_path (user, object_path);
-
- return user;
-}
-
-static void
-on_new_user_in_accounts_service (DBusGProxy *proxy,
- const char *object_path,
- gpointer user_data)
-{
- GdmUserManager *manager = GDM_USER_MANAGER (user_data);
-
- add_new_user_for_object_path (object_path, manager);
-}
-
-static void
-on_user_removed_in_accounts_service (DBusGProxy *proxy,
- const char *object_path,
- gpointer user_data)
-{
- GdmUserManager *manager = GDM_USER_MANAGER (user_data);
- GdmUser *user;
-
- user = g_hash_table_lookup (manager->priv->users_by_object_path, object_path);
-
- if (user == NULL) {
- g_debug ("GdmUserManager: ignoring untracked user %s", object_path);
- return;
- } else {
- g_debug ("GdmUserManager: tracked user %s removed from accounts service", object_path);
- }
-
- manager->priv->new_users = g_slist_remove (manager->priv->new_users, user);
-
- remove_user (manager, user);
-}
-
-static void
-on_get_current_session_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManager *manager)
-{
- GError *error;
- char *session_id;
- gboolean res;
-
- g_assert (manager->priv->seat.get_current_session_call == call);
- g_assert (manager->priv->seat.state == GDM_USER_MANAGER_SEAT_STATE_GET_SESSION_ID);
-
- error = NULL;
- session_id = NULL;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- DBUS_TYPE_G_OBJECT_PATH,
- &session_id,
- G_TYPE_INVALID);
- manager->priv->seat.get_current_session_call = NULL;
- g_object_unref (proxy);
-
- if (! res) {
- if (error != NULL) {
- g_debug ("Failed to identify the current session: %s",
- error->message);
- g_error_free (error);
- } else {
- g_debug ("Failed to identify the current session");
- }
- unload_seat (manager);
- maybe_set_is_loaded (manager);
- return;
- }
-
- manager->priv->seat.session_id = session_id;
- manager->priv->seat.state++;
-
- load_seat_incrementally (manager);
-}
-
-static void
-get_current_session_id (GdmUserManager *manager)
-{
- DBusGProxy *proxy;
- DBusGProxyCall *call;
-
- proxy = dbus_g_proxy_new_for_name (manager->priv->connection,
- CK_NAME,
- CK_MANAGER_PATH,
- CK_MANAGER_INTERFACE);
- if (proxy == NULL) {
- g_warning ("Failed to connect to the ConsoleKit manager object");
- goto failed;
- }
-
- call = dbus_g_proxy_begin_call (proxy,
- "GetCurrentSession",
- (DBusGProxyCallNotify)
- on_get_current_session_finished,
- manager,
- NULL,
- G_TYPE_INVALID);
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make GetCurrentSession call");
- goto failed;
- }
-
- manager->priv->seat.get_current_session_call = call;
-
- return;
-
-failed:
- if (proxy != NULL) {
- g_object_unref (proxy);
- }
-
- unload_seat (manager);
-}
-
-static void
-unload_new_session (GdmUserManagerNewSession *new_session)
-{
- GdmUserManager *manager;
-
- manager = new_session->manager;
-
- manager->priv->new_sessions = g_slist_remove (manager->priv->new_sessions,
- new_session);
-
- if (new_session->proxy != NULL) {
- g_object_unref (new_session->proxy);
- }
-
- g_free (new_session->x11_display);
- g_free (new_session->id);
-
- g_slice_free (GdmUserManagerNewSession, new_session);
-}
-
-static void
-get_proxy_for_new_session (GdmUserManagerNewSession *new_session)
-{
- GdmUserManager *manager;
- DBusGProxy *proxy;
-
- manager = new_session->manager;
-
- proxy = dbus_g_proxy_new_for_name (manager->priv->connection,
- CK_NAME,
- new_session->id,
- CK_SESSION_INTERFACE);
- if (proxy == NULL) {
- g_warning ("Failed to connect to the ConsoleKit '%s' object",
- new_session->id);
- unload_new_session (new_session);
- return;
- }
-
- new_session->proxy = proxy;
- new_session->state++;
-
- load_new_session_incrementally (new_session);
-}
-
-static void
-on_get_unix_user_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManagerNewSession *new_session)
-{
- GError *error;
- guint uid;
- gboolean res;
-
- g_assert (new_session->get_unix_user_call == call);
-
- error = NULL;
-
- uid = (guint) -1;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- G_TYPE_UINT, &uid,
- G_TYPE_INVALID);
- new_session->get_unix_user_call = NULL;
-
- if (! res) {
- if (error != NULL) {
- g_debug ("Failed to get uid of session '%s': %s",
- new_session->id, error->message);
- g_error_free (error);
- } else {
- g_debug ("Failed to get uid of session '%s'",
- new_session->id);
- }
- unload_new_session (new_session);
- return;
- }
-
- g_debug ("GdmUserManager: Found uid of session '%s': %u",
- new_session->id, uid);
-
- new_session->uid = (uid_t) uid;
- new_session->state++;
-
- load_new_session_incrementally (new_session);
-}
-
-static void
-get_uid_for_new_session (GdmUserManagerNewSession *new_session)
-{
- DBusGProxyCall *call;
-
- g_assert (new_session->proxy != NULL);
-
- call = dbus_g_proxy_begin_call (new_session->proxy,
- "GetUnixUser",
- (DBusGProxyCallNotify)
- on_get_unix_user_finished,
- new_session,
- NULL,
- G_TYPE_INVALID);
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make GetUnixUser call");
- goto failed;
- }
-
- new_session->get_unix_user_call = call;
- return;
-
-failed:
- unload_new_session (new_session);
-}
-
-static void
-on_find_user_by_name_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManagerFetchUserRequest *request)
-{
- GdmUserManager *manager;
- GError *error;
- char *object_path;
- gboolean res;
-
- g_assert (request->call == call);
-
- error = NULL;
- object_path = NULL;
- manager = request->manager;
- res = dbus_g_proxy_end_call (manager->priv->accounts_proxy,
- call,
- &error,
- DBUS_TYPE_G_OBJECT_PATH,
- &object_path,
- G_TYPE_INVALID);
- if (! res) {
- if (error != NULL) {
- g_debug ("GdmUserManager: Failed to find user %s: %s",
- request->username, error->message);
- g_error_free (error);
- } else {
- g_debug ("GdmUserManager: Failed to find user %s",
- request->username);
- }
- give_up_and_fetch_user_locally (manager, request);
- return;
- }
-
- g_debug ("GdmUserManager: Found object path of user '%s': %s",
- request->username, object_path);
- request->object_path = object_path;
- request->state++;
-
- fetch_user_incrementally (request);
-}
-
-static void
-find_user_in_accounts_service (GdmUserManager *manager,
- GdmUserManagerFetchUserRequest *request)
-{
- DBusGProxyCall *call;
-
- g_debug ("GdmUserManager: Looking for user %s in accounts service",
- request->username);
-
- g_assert (manager->priv->accounts_proxy != NULL);
-
- call = dbus_g_proxy_begin_call (manager->priv->accounts_proxy,
- "FindUserByName",
- (DBusGProxyCallNotify)
- on_find_user_by_name_finished,
- request,
- NULL,
- G_TYPE_STRING,
- request->username,
- G_TYPE_INVALID);
-
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make FindUserByName('%s') call",
- request->username);
- goto failed;
- }
-
- request->call = call;
- return;
-
-failed:
- give_up_and_fetch_user_locally (manager, request);
-}
-
-static void
-set_is_loaded (GdmUserManager *manager,
- gboolean is_loaded)
-{
- if (manager->priv->is_loaded != is_loaded) {
- manager->priv->is_loaded = is_loaded;
- g_object_notify (G_OBJECT (manager), "is-loaded");
- }
-}
-
-static void
-on_list_cached_users_finished (DBusGProxy *proxy,
- DBusGProxyCall *call_id,
- gpointer data)
-{
- GdmUserManager *manager = data;
- GError *error = NULL;
- GPtrArray *paths;
-
- manager->priv->listing_cached_users = FALSE;
- if (!dbus_g_proxy_end_call (proxy,
- call_id,
- &error,
- dbus_g_type_get_collection ("GPtrArray", DBUS_TYPE_G_OBJECT_PATH), &paths,
- G_TYPE_INVALID)) {
- g_debug ("GdmUserManager: ListCachedUsers failed: %s", error->message);
- g_error_free (error);
-
- g_object_unref (manager->priv->accounts_proxy);
- manager->priv->accounts_proxy = NULL;
-
- load_users_manually (manager);
-
- return;
- }
-
- maybe_set_is_loaded (manager);
-
- g_ptr_array_foreach (paths, (GFunc)add_new_user_for_object_path, manager);
-
- g_ptr_array_foreach (paths, (GFunc)g_free, NULL);
- g_ptr_array_free (paths, TRUE);
-
- /* Add users who are specifically included */
- if (manager->priv->include_usernames != NULL) {
- GSList *l;
-
- for (l = manager->priv->include_usernames; l != NULL; l = l->next) {
- GdmUser *user;
-
- g_debug ("GdmUserManager: Adding included user %s", (char *)l->data);
- /*
- * The call to gdm_user_manager_get_user will add the user if it is
- * valid and not already in the hash.
- */
- user = gdm_user_manager_get_user (manager, l->data);
- if (user == NULL) {
- g_debug ("GdmUserManager: unable to lookup user '%s'", (char *)l->data);
- }
- }
- }
-}
-
-static void
-on_get_x11_display_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManagerNewSession *new_session)
-{
- GError *error;
- char *x11_display;
- gboolean res;
-
- g_assert (new_session->get_x11_display_call == call);
-
- error = NULL;
- x11_display = NULL;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- G_TYPE_STRING,
- &x11_display,
- G_TYPE_INVALID);
- new_session->get_x11_display_call = NULL;
-
- if (! res) {
- if (error != NULL) {
- g_debug ("Failed to get the x11 display of session '%s': %s",
- new_session->id, error->message);
- g_error_free (error);
- } else {
- g_debug ("Failed to get the x11 display of session '%s'",
- new_session->id);
- }
- unload_new_session (new_session);
- return;
- }
-
- g_debug ("GdmUserManager: Found x11 display of session '%s': %s",
- new_session->id, x11_display);
-
- new_session->x11_display = x11_display;
- new_session->state++;
-
- load_new_session_incrementally (new_session);
-}
-
-static void
-get_x11_display_for_new_session (GdmUserManagerNewSession *new_session)
-{
- DBusGProxyCall *call;
-
- g_assert (new_session->proxy != NULL);
-
- call = dbus_g_proxy_begin_call (new_session->proxy,
- "GetX11Display",
- (DBusGProxyCallNotify)
- on_get_x11_display_finished,
- new_session,
- NULL,
- G_TYPE_INVALID);
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make GetX11Display call");
- goto failed;
- }
-
- new_session->get_x11_display_call = call;
- return;
-
-failed:
- unload_new_session (new_session);
-}
-
-static gboolean
-get_pwent_for_name (const char *name,
- struct passwd **pwentp)
-{
- struct passwd *pwent;
-
- do {
- errno = 0;
- pwent = getpwnam (name);
- } while (pwent == NULL && errno == EINTR);
-
- if (pwentp != NULL) {
- *pwentp = pwent;
- }
-
- return (pwent != NULL);
-}
-
-static gboolean
-get_pwent_for_uid (uid_t uid,
- struct passwd **pwentp)
-{
- struct passwd *pwent;
-
- do {
- errno = 0;
- pwent = getpwuid (uid);
- } while (pwent == NULL && errno == EINTR);
-
- if (pwentp != NULL) {
- *pwentp = pwent;
- }
-
- return (pwent != NULL);
-}
-
-static void
-maybe_add_new_session (GdmUserManagerNewSession *new_session)
-{
- GdmUserManager *manager;
- struct passwd *pwent;
- GdmUser *user;
-
- manager = GDM_USER_MANAGER (new_session->manager);
-
- errno = 0;
- get_pwent_for_uid (new_session->uid, &pwent);
- if (pwent == NULL) {
- g_warning ("Unable to lookup user ID %d: %s",
- (int) new_session->uid, g_strerror (errno));
- goto failed;
- }
-
- /* check exclusions up front */
- if (username_in_exclude_list (manager, pwent->pw_name)) {
- g_debug ("GdmUserManager: excluding user '%s'", pwent->pw_name);
- goto failed;
- }
-
- user = gdm_user_manager_get_user (manager, pwent->pw_name);
- if (user == NULL) {
- return;
- }
-
- add_session_for_user (manager, user, new_session->id);
-
- /* if we haven't yet gotten the login frequency
- then at least add one because the session exists */
- if (gdm_user_get_login_frequency (user) == 0) {
- _gdm_user_update_login_frequency (user, 1);
- }
-
- manager->priv->seat.state = GDM_USER_MANAGER_SEAT_STATE_LOADED;
- unload_new_session (new_session);
- return;
-
-failed:
- unload_new_session (new_session);
-}
-
-static void
-load_new_session (GdmUserManager *manager,
- const char *session_id)
-{
- GdmUserManagerNewSession *new_session;
-
- new_session = g_slice_new0 (GdmUserManagerNewSession);
-
- new_session->manager = manager;
- new_session->id = g_strdup (session_id);
- new_session->state = GDM_USER_MANAGER_NEW_SESSION_STATE_UNLOADED + 1;
-
- manager->priv->new_sessions = g_slist_prepend (manager->priv->new_sessions,
- new_session);
- load_new_session_incrementally (new_session);
-}
-
-static void
-seat_session_added (DBusGProxy *seat_proxy,
- const char *session_id,
- GdmUserManager *manager)
-{
- g_debug ("GdmUserManager: Session added: %s", session_id);
-
- load_new_session (manager, session_id);
-}
-
-static gint
-match_new_session_cmpfunc (gconstpointer a,
- gconstpointer b)
-{
- GdmUserManagerNewSession *new_session;
- const char *session_id;
-
- new_session = (GdmUserManagerNewSession *) a;
- session_id = (const char *) b;
-
- return strcmp (new_session->id, session_id);
-}
-
-static void
-seat_session_removed (DBusGProxy *seat_proxy,
- const char *session_id,
- GdmUserManager *manager)
-{
- GdmUser *user;
- GSList *found;
- char *username;
-
- g_debug ("GdmUserManager: Session removed: %s", session_id);
-
- found = g_slist_find_custom (manager->priv->new_sessions,
- session_id,
- match_new_session_cmpfunc);
-
- if (found != NULL) {
- GdmUserManagerNewSession *new_session;
-
- new_session = (GdmUserManagerNewSession *) found->data;
-
- if (new_session->state > GDM_USER_MANAGER_NEW_SESSION_STATE_GET_X11_DISPLAY) {
- g_debug ("GdmUserManager: New session for uid %d on "
- "x11 display %s removed before fully loading",
- (int) new_session->uid, new_session->x11_display);
- } else if (new_session->state > GDM_USER_MANAGER_NEW_SESSION_STATE_GET_UID) {
- g_debug ("GdmUserManager: New session for uid %d "
- "removed before fully loading",
- (int) new_session->uid);
- } else {
- g_debug ("GdmUserManager: New session removed "
- "before fully loading");
- }
- unload_new_session (new_session);
- return;
- }
-
- /* since the session object may already be gone
- * we can't query CK directly */
-
- username = g_hash_table_lookup (manager->priv->sessions, session_id);
- if (username == NULL) {
- return;
- }
-
- user = g_hash_table_lookup (manager->priv->users_by_name, username);
- if (user == NULL) {
- /* nothing to do */
- return;
- }
-
- g_debug ("GdmUserManager: Session removed for %s", username);
- _gdm_user_remove_session (user, session_id);
-}
-
-static void
-on_seat_proxy_destroy (DBusGProxy *proxy,
- GdmUserManager *manager)
-{
- g_debug ("GdmUserManager: seat proxy destroyed");
-
- manager->priv->seat.proxy = NULL;
-}
-
-static void
-get_seat_proxy (GdmUserManager *manager)
-{
- DBusGProxy *proxy;
- GError *error;
-
- g_assert (manager->priv->seat.proxy == NULL);
-
- error = NULL;
- proxy = dbus_g_proxy_new_for_name_owner (manager->priv->connection,
- CK_NAME,
- manager->priv->seat.id,
- CK_SEAT_INTERFACE,
- &error);
-
- if (proxy == NULL) {
- if (error != NULL) {
- g_warning ("Failed to connect to the ConsoleKit seat object: %s",
- error->message);
- g_error_free (error);
- } else {
- g_warning ("Failed to connect to the ConsoleKit seat object");
- }
- unload_seat (manager);
- return;
- }
-
- g_signal_connect (proxy, "destroy", G_CALLBACK (on_seat_proxy_destroy), manager);
-
- dbus_g_proxy_add_signal (proxy,
- "SessionAdded",
- DBUS_TYPE_G_OBJECT_PATH,
- G_TYPE_INVALID);
- dbus_g_proxy_add_signal (proxy,
- "SessionRemoved",
- DBUS_TYPE_G_OBJECT_PATH,
- G_TYPE_INVALID);
- dbus_g_proxy_connect_signal (proxy,
- "SessionAdded",
- G_CALLBACK (seat_session_added),
- manager,
- NULL);
- dbus_g_proxy_connect_signal (proxy,
- "SessionRemoved",
- G_CALLBACK (seat_session_removed),
- manager,
- NULL);
- manager->priv->seat.proxy = proxy;
- manager->priv->seat.state = GDM_USER_MANAGER_SEAT_STATE_LOADED;
-}
-
-static void
-unload_seat (GdmUserManager *manager)
-{
- manager->priv->seat.state = GDM_USER_MANAGER_SEAT_STATE_UNLOADED;
-
- if (manager->priv->seat.proxy != NULL) {
- g_object_unref (manager->priv->seat.proxy);
- manager->priv->seat.proxy = NULL;
- }
-
- g_free (manager->priv->seat.id);
- manager->priv->seat.id = NULL;
-
- g_free (manager->priv->seat.session_id);
- manager->priv->seat.session_id = NULL;
-}
-
-static void
-get_accounts_proxy (GdmUserManager *manager)
-{
- DBusGProxy *proxy;
-
- g_assert (manager->priv->accounts_proxy == NULL);
-
- proxy = dbus_g_proxy_new_for_name (manager->priv->connection,
- ACCOUNTS_NAME,
- ACCOUNTS_PATH,
- ACCOUNTS_INTERFACE);
- manager->priv->accounts_proxy = proxy;
-
- dbus_g_proxy_add_signal (proxy,
- "UserAdded",
- DBUS_TYPE_G_OBJECT_PATH,
- G_TYPE_INVALID);
- dbus_g_proxy_add_signal (proxy,
- "UserDeleted",
- DBUS_TYPE_G_OBJECT_PATH,
- G_TYPE_INVALID);
-
- dbus_g_proxy_connect_signal (proxy,
- "UserAdded",
- G_CALLBACK (on_new_user_in_accounts_service),
- manager,
- NULL);
- dbus_g_proxy_connect_signal (proxy,
- "UserDeleted",
- G_CALLBACK (on_user_removed_in_accounts_service),
- manager,
- NULL);
-}
-
-static void
-load_new_session_incrementally (GdmUserManagerNewSession *new_session)
-{
- switch (new_session->state) {
- case GDM_USER_MANAGER_NEW_SESSION_STATE_GET_PROXY:
- get_proxy_for_new_session (new_session);
- break;
- case GDM_USER_MANAGER_NEW_SESSION_STATE_GET_UID:
- get_uid_for_new_session (new_session);
- break;
- case GDM_USER_MANAGER_NEW_SESSION_STATE_GET_X11_DISPLAY:
- get_x11_display_for_new_session (new_session);
- break;
- case GDM_USER_MANAGER_NEW_SESSION_STATE_MAYBE_ADD:
- maybe_add_new_session (new_session);
- break;
- case GDM_USER_MANAGER_NEW_SESSION_STATE_LOADED:
- break;
- default:
- g_assert_not_reached ();
- }
-}
-
-static void
-free_fetch_user_request (GdmUserManagerFetchUserRequest *request)
-{
- GdmUserManager *manager;
-
- manager = request->manager;
-
- manager->priv->fetch_user_requests = g_slist_remove (manager->priv->fetch_user_requests, request);
- g_free (request->username);
- g_free (request->object_path);
- g_slice_free (GdmUserManagerFetchUserRequest, request);
-}
-
-static void
-give_up_and_fetch_user_locally (GdmUserManager *manager,
- GdmUserManagerFetchUserRequest *request)
-{
-
- g_debug ("GdmUserManager: account service unavailable, "
- "fetching user %s locally",
- request->username);
- fetch_user_locally (manager, request->user, request->username);
- request->state = GDM_USER_MANAGER_GET_USER_STATE_UNFETCHED;
-}
-
-static void
-on_user_manager_maybe_ready_for_request (GdmUserManager *manager,
- GParamSpec *pspec,
- GdmUserManagerFetchUserRequest *request)
-{
- if (!manager->priv->is_loaded) {
- return;
- }
-
- g_signal_handlers_disconnect_by_func (manager, on_user_manager_maybe_ready_for_request, request);
-
- request->state++;
- fetch_user_incrementally (request);
-}
-
-static void
-fetch_user_incrementally (GdmUserManagerFetchUserRequest *request)
-{
- GdmUserManager *manager;
-
- g_debug ("GdmUserManager: finding user %s state %d",
- request->username, request->state);
- manager = request->manager;
- switch (request->state) {
- case GDM_USER_MANAGER_GET_USER_STATE_WAIT_FOR_LOADED:
- if (manager->priv->is_loaded) {
- request->state++;
- fetch_user_incrementally (request);
- } else {
- g_debug ("GdmUserManager: waiting for user manager to load before finding user %s",
- request->username);
- g_signal_connect (manager, "notify::is-loaded",
- G_CALLBACK (on_user_manager_maybe_ready_for_request), request);
-
- }
- break;
-
- case GDM_USER_MANAGER_GET_USER_STATE_ASK_ACCOUNTS_SERVICE:
- if (manager->priv->accounts_proxy == NULL) {
- give_up_and_fetch_user_locally (manager, request);
- } else {
- find_user_in_accounts_service (manager, request);
- }
- break;
- case GDM_USER_MANAGER_GET_USER_STATE_FETCHED:
- g_debug ("GdmUserManager: user %s fetched", request->username);
- _gdm_user_update_from_object_path (request->user, request->object_path);
- break;
- case GDM_USER_MANAGER_GET_USER_STATE_UNFETCHED:
- g_debug ("GdmUserManager: user %s was not fetched", request->username);
- break;
- default:
- g_assert_not_reached ();
- }
-
- if (request->state == GDM_USER_MANAGER_GET_USER_STATE_FETCHED ||
- request->state == GDM_USER_MANAGER_GET_USER_STATE_UNFETCHED) {
- g_debug ("GdmUserManager: finished handling request for user %s",
- request->username);
- free_fetch_user_request (request);
- }
-}
-
-static void
-fetch_user_from_accounts_service (GdmUserManager *manager,
- GdmUser *user,
- const char *username)
-{
- GdmUserManagerFetchUserRequest *request;
-
- request = g_slice_new0 (GdmUserManagerFetchUserRequest);
-
- request->manager = manager;
- request->username = g_strdup (username);
- request->user = user;
- request->state = GDM_USER_MANAGER_GET_USER_STATE_UNFETCHED + 1;
-
- manager->priv->fetch_user_requests = g_slist_prepend (manager->priv->fetch_user_requests,
- request);
- fetch_user_incrementally (request);
-}
-
-static void
-fetch_user_locally (GdmUserManager *manager,
- GdmUser *user,
- const char *username)
-{
- struct passwd *pwent;
-
- get_pwent_for_name (username, &pwent);
-
- if (pwent != NULL) {
- _gdm_user_update_from_pwent (user, pwent);
- }
-}
-
-/**
- * gdm_user_manager_get_user:
- * @manager: the manager to query.
- * @username: the login name of the user to get.
- *
- * Retrieves a pointer to the #GdmUser object for the login @username
- * from @manager. Trying to use this object before its
- * #GdmUser:is-loaded property is %TRUE will result in undefined
- * behavior.
- *
- * Returns: (transfer none): #GdmUser object
- **/
-GdmUser *
-gdm_user_manager_get_user (GdmUserManager *manager,
- const char *username)
-{
- GdmUser *user;
-
- g_return_val_if_fail (GDM_IS_USER_MANAGER (manager), NULL);
- g_return_val_if_fail (username != NULL && username[0] != '\0', NULL);
-
- user = g_hash_table_lookup (manager->priv->users_by_name, username);
-
- /* if we don't have it loaded try to load it now */
- if (user == NULL) {
- user = create_new_user (manager);
-
- if (manager->priv->accounts_proxy != NULL) {
- fetch_user_from_accounts_service (manager, user, username);
- } else {
- fetch_user_locally (manager, user, username);
- }
- }
-
- return user;
-}
-
-/**
- * gdm_user_manager_get_user_by_uid:
- * @manager: the manager to query.
- * @uid: the uid of the user to get.
- *
- * Retrieves a pointer to the #GdmUser object for the uid @uid
- * from @manager. Trying to use this object before its
- * #GdmUser:is-loaded property is %TRUE will result in undefined
- * behavior.
- *
- * Returns: (transfer none): #GdmUser object
- */
-GdmUser *
-gdm_user_manager_get_user_by_uid (GdmUserManager *manager,
- gulong uid)
-{
- struct passwd *pwent;
-
- g_return_val_if_fail (GDM_IS_USER_MANAGER (manager), NULL);
-
- get_pwent_for_uid (uid, &pwent);
- if (pwent == NULL) {
- g_warning ("GdmUserManager: unable to lookup uid %d", (int)uid);
- return NULL;
- }
-
- return gdm_user_manager_get_user (manager, pwent->pw_name);
-}
-
-static void
-listify_hash_values_hfunc (gpointer key,
- gpointer value,
- gpointer user_data)
-{
- GSList **list = user_data;
-
- *list = g_slist_prepend (*list, value);
-}
-
-/**
- * gdm_user_manager_list_users:
- * @manager: a #GdmUserManager
- *
- * Get a list of system user accounts
- *
- * Returns: (element-type GdmUser) (transfer full): List of #GdmUser objects
- */
-GSList *
-gdm_user_manager_list_users (GdmUserManager *manager)
-{
- GSList *retval;
-
- g_return_val_if_fail (GDM_IS_USER_MANAGER (manager), NULL);
-
- retval = NULL;
- g_hash_table_foreach (manager->priv->users_by_name, listify_hash_values_hfunc, &retval);
-
- return g_slist_sort (retval, (GCompareFunc) gdm_user_collate);
-}
-
-static gboolean
-parse_value_as_ulong (const char *value,
- gulong *ulongval)
-{
- char *end_of_valid_long;
- glong long_value;
- gulong ulong_value;
-
- errno = 0;
- long_value = strtol (value, &end_of_valid_long, 10);
-
- if (*value == '\0' || *end_of_valid_long != '\0') {
- return FALSE;
- }
-
- ulong_value = long_value;
- if (ulong_value != long_value || errno == ERANGE) {
- return FALSE;
- }
-
- *ulongval = ulong_value;
-
- return TRUE;
-}
-
-static gboolean
-parse_ck_history_line (const char *line,
- char **user_namep,
- gulong *frequencyp)
-{
- GRegex *re;
- GMatchInfo *match_info;
- gboolean res;
- gboolean ret;
- GError *error;
-
- ret = FALSE;
- re = NULL;
- match_info = NULL;
-
- error = NULL;
- re = g_regex_new ("(?P<username>[0-9a-zA-Z]+)[ ]+(?P<frequency>[0-9]+)", 0, 0, &error);
- if (re == NULL) {
- if (error != NULL) {
- g_critical ("%s", error->message);
- } else {
- g_critical ("Error in regex call");
- }
- goto out;
- }
-
- g_regex_match (re, line, 0, &match_info);
-
- res = g_match_info_matches (match_info);
- if (! res) {
- g_warning ("Unable to parse history: %s", line);
- goto out;
- }
-
- if (user_namep != NULL) {
- *user_namep = g_match_info_fetch_named (match_info, "username");
- }
-
- if (frequencyp != NULL) {
- char *freq;
- freq = g_match_info_fetch_named (match_info, "frequency");
- res = parse_value_as_ulong (freq, frequencyp);
- g_free (freq);
- if (! res) {
- goto out;
- }
- }
-
- ret = TRUE;
-
- out:
- if (match_info != NULL) {
- g_match_info_free (match_info);
- }
- if (re != NULL) {
- g_regex_unref (re);
- }
- return ret;
-}
-
-static void
-process_ck_history_line (GdmUserManager *manager,
- const char *line)
-{
- gboolean res;
- char *username;
- gulong frequency;
- GdmUser *user;
-
- frequency = 0;
- username = NULL;
- res = parse_ck_history_line (line, &username, &frequency);
- if (! res) {
- return;
- }
-
- if (username_in_exclude_list (manager, username)) {
- g_debug ("GdmUserManager: excluding user '%s'", username);
- g_free (username);
- return;
- }
-
- user = gdm_user_manager_get_user (manager, username);
- if (user == NULL) {
- g_debug ("GdmUserManager: unable to lookup user '%s'", username);
- g_free (username);
- return;
- }
-
- _gdm_user_update_login_frequency (user, frequency);
- g_free (username);
-}
-
-static void
-maybe_set_is_loaded (GdmUserManager *manager)
-{
- if (manager->priv->is_loaded) {
- return;
- }
-
- if (manager->priv->ck_history_pid != 0) {
- return;
- }
-
- if (manager->priv->load_passwd_pending) {
- return;
- }
-
- if (manager->priv->get_sessions_call != NULL) {
- return;
- }
-
- if (manager->priv->listing_cached_users) {
- return;
- }
-
- /* Don't set is_loaded yet unless the seat is already loaded
- * or failed to load.
- */
- if (manager->priv->seat.state != GDM_USER_MANAGER_SEAT_STATE_LOADED
- && manager->priv->seat.state != GDM_USER_MANAGER_SEAT_STATE_UNLOADED) {
- return;
- }
-
- set_is_loaded (manager, TRUE);
-}
-
-static gboolean
-ck_history_watch (GIOChannel *source,
- GIOCondition condition,
- GdmUserManager *manager)
-{
- GIOStatus status;
- gboolean done = FALSE;
-
- g_return_val_if_fail (manager != NULL, FALSE);
-
- if (condition & G_IO_IN) {
- char *str;
- GError *error;
-
- error = NULL;
- status = g_io_channel_read_line (source, &str, NULL, NULL, &error);
- if (error != NULL) {
- g_warning ("GdmUserManager: unable to read line: %s", error->message);
- g_error_free (error);
- }
-
- if (status == G_IO_STATUS_NORMAL) {
- g_debug ("GdmUserManager: history output: %s", str);
- process_ck_history_line (manager, str);
- } else if (status == G_IO_STATUS_EOF) {
- done = TRUE;
- }
-
- g_free (str);
- } else if (condition & G_IO_HUP) {
- done = TRUE;
- }
-
- if (done) {
- manager->priv->ck_history_id = 0;
- if (manager->priv->ck_history_watchdog_id != 0) {
- g_source_remove (manager->priv->ck_history_watchdog_id);
- manager->priv->ck_history_watchdog_id = 0;
- }
- manager->priv->ck_history_pid = 0;
-
- maybe_set_is_loaded (manager);
-
- return FALSE;
- }
-
- return TRUE;
-}
-
-static int
-signal_pid (int pid,
- int signal)
-{
- int status = -1;
-
- status = kill (pid, signal);
-
- if (status < 0) {
- if (errno == ESRCH) {
- g_debug ("Child process %lu was already dead.",
- (unsigned long) pid);
- } else {
- char buf [1024];
- snprintf (buf,
- sizeof (buf),
- "Couldn't kill child process %lu",
- (unsigned long) pid);
- perror (buf);
- }
- }
-
- return status;
-}
-
-static gboolean
-ck_history_watchdog (GdmUserManager *manager)
-{
- if (manager->priv->ck_history_pid > 0) {
- g_debug ("Killing ck-history process");
- signal_pid (manager->priv->ck_history_pid, SIGTERM);
- manager->priv->ck_history_pid = 0;
- }
-
- manager->priv->ck_history_watchdog_id = 0;
- return FALSE;
-}
-
-static gboolean
-load_ck_history (GdmUserManager *manager)
-{
- char *command;
- char *since;
- const char *seat_id;
- GError *error;
- gboolean res;
- char **argv;
- int standard_out;
- GIOChannel *channel;
- GTimeVal tv;
-
- g_assert (manager->priv->ck_history_id == 0);
-
- command = NULL;
-
- seat_id = NULL;
- if (manager->priv->seat.id != NULL
- && g_str_has_prefix (manager->priv->seat.id, "/org/freedesktop/ConsoleKit/")) {
-
- seat_id = manager->priv->seat.id + strlen ("/org/freedesktop/ConsoleKit/");
- }
-
- if (seat_id == NULL) {
- g_warning ("Unable to load CK history: no seat-id found");
- goto out;
- }
-
- g_get_current_time (&tv);
- tv.tv_sec -= LOGIN_FREQUENCY_TIME_WINDOW_SECS;
- since = g_time_val_to_iso8601 (&tv);
-
- command = g_strdup_printf ("ck-history --frequent --since='%s' --seat='%s' --session-type=''",
- since,
- seat_id);
- g_free (since);
- g_debug ("GdmUserManager: running '%s'", command);
- error = NULL;
- if (! g_shell_parse_argv (command, NULL, &argv, &error)) {
- if (error != NULL) {
- g_warning ("Could not parse command: %s", error->message);
- g_error_free (error);
- } else {
- g_warning ("Could not parse command");
- }
- goto out;
- }
-
- error = NULL;
- res = g_spawn_async_with_pipes (NULL,
- argv,
- NULL,
- G_SPAWN_SEARCH_PATH,
- NULL,
- NULL,
- &manager->priv->ck_history_pid, /* pid */
- NULL,
- &standard_out,
- NULL,
- &error);
- g_strfreev (argv);
- if (! res) {
- if (error != NULL) {
- g_warning ("Unable to run ck-history: %s", error->message);
- g_error_free (error);
- } else {
- g_warning ("Unable to run ck-history");
- }
- goto out;
- }
-
- channel = g_io_channel_unix_new (standard_out);
- g_io_channel_set_close_on_unref (channel, TRUE);
- g_io_channel_set_flags (channel,
- g_io_channel_get_flags (channel) | G_IO_FLAG_NONBLOCK,
- NULL);
- manager->priv->ck_history_watchdog_id = g_timeout_add_seconds (1, (GSourceFunc) ck_history_watchdog, manager);
- manager->priv->ck_history_id = g_io_add_watch (channel,
- G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
- (GIOFunc)ck_history_watch,
- manager);
- g_io_channel_unref (channel);
-
- out:
-
- g_free (command);
-
- return manager->priv->ck_history_id != 0;
-}
-
-static void
-reload_passwd_file (GHashTable *valid_shells,
- GSList *exclude_users,
- GSList *include_users,
- gboolean include_all,
- GHashTable *current_users_by_name,
- GSList **added_users,
- GSList **removed_users)
-{
- FILE *fp;
- GHashTableIter iter;
- GHashTable *new_users_by_name;
- GdmUser *user;
- char *name;
-
- new_users_by_name = g_hash_table_new_full (g_str_hash,
- g_str_equal,
- NULL,
- g_object_unref);
-
- errno = 0;
- fp = fopen (PATH_PASSWD, "r");
- if (fp == NULL) {
- g_warning ("Unable to open %s: %s", PATH_PASSWD, g_strerror (errno));
- goto out;
- }
-
- /* Make sure we keep users who are logged in no matter what. */
- g_hash_table_iter_init (&iter, current_users_by_name);
- while (g_hash_table_iter_next (&iter, (gpointer *) &name, (gpointer *) &user)) {
- struct passwd *pwent;
-
- get_pwent_for_name (name, &pwent);
- if (pwent == NULL) {
- continue;
- }
-
- g_object_freeze_notify (G_OBJECT (user));
- _gdm_user_update_from_pwent (user, pwent);
- g_hash_table_insert (new_users_by_name, (char *)gdm_user_get_user_name (user), g_object_ref (user));
- }
-
- if (include_users != NULL) {
- GSList *l;
- for (l = include_users; l != NULL; l = l->next) {
- struct passwd *pwent;
-
- get_pwent_for_name (l->data, &pwent);
- if (pwent == NULL) {
- continue;
- }
-
- user = g_hash_table_lookup (new_users_by_name, pwent->pw_name);
- if (user != NULL) {
- /* already there */
- continue;
- }
-
- user = g_hash_table_lookup (current_users_by_name, pwent->pw_name);
- if (user == NULL) {
- user = g_object_new (GDM_TYPE_USER, NULL);
- } else {
- g_object_ref (user);
- }
- g_object_freeze_notify (G_OBJECT (user));
- _gdm_user_update_from_pwent (user, pwent);
- g_hash_table_insert (new_users_by_name, (char *)gdm_user_get_user_name (user), user);
- }
- }
-
- if (include_all != TRUE) {
- g_debug ("GdmUserManager: include_all is FALSE");
- } else {
- struct passwd *pwent;
-
- g_debug ("GdmUserManager: include_all is TRUE");
-
- for (pwent = fgetpwent (fp);
- pwent != NULL;
- pwent = fgetpwent (fp)) {
-
- /* Skip users below MinimalUID... */
- if (pwent->pw_uid < FALLBACK_MINIMAL_UID) {
- continue;
- }
-
- /* ...And users w/ invalid shells... */
- if (pwent->pw_shell == NULL
- || !g_hash_table_lookup (valid_shells, pwent->pw_shell)) {
- g_debug ("GdmUserManager: skipping user with bad shell: %s", pwent->pw_name);
- continue;
- }
-
- /* always exclude the "gdm" user. */
- if (strcmp (pwent->pw_name, GDM_USERNAME) == 0) {
- continue;
- }
-
- /* ...And explicitly excluded users */
- if (exclude_users != NULL) {
- GSList *found;
-
- found = g_slist_find_custom (exclude_users,
- pwent->pw_name,
- match_name_cmpfunc);
- if (found != NULL) {
- g_debug ("GdmUserManager: explicitly skipping user: %s", pwent->pw_name);
- continue;
- }
- }
-
- user = g_hash_table_lookup (new_users_by_name, pwent->pw_name);
- if (user != NULL) {
- /* already there */
- continue;
- }
-
- user = g_hash_table_lookup (current_users_by_name, pwent->pw_name);
- if (user == NULL) {
- user = g_object_new (GDM_TYPE_USER, NULL);
- } else {
- g_object_ref (user);
- }
-
- /* Freeze & update users not already in the new list */
- g_object_freeze_notify (G_OBJECT (user));
- _gdm_user_update_from_pwent (user, pwent);
- g_hash_table_insert (new_users_by_name, (char *)gdm_user_get_user_name (user), user);
- }
- }
-
- /* Go through and handle added users */
- g_hash_table_iter_init (&iter, new_users_by_name);
- while (g_hash_table_iter_next (&iter, (gpointer *) &name, (gpointer *) &user)) {
- GdmUser *user2;
- user2 = g_hash_table_lookup (current_users_by_name, name);
- if (user2 == NULL) {
- *added_users = g_slist_prepend (*added_users, g_object_ref (user));
- }
- }
-
- /* Go through and handle removed users */
- g_hash_table_iter_init (&iter, current_users_by_name);
- while (g_hash_table_iter_next (&iter, (gpointer *) &name, (gpointer *) &user)) {
- GdmUser *user2;
- user2 = g_hash_table_lookup (new_users_by_name, name);
- if (user2 == NULL) {
- *removed_users = g_slist_prepend (*removed_users, g_object_ref (user));
- }
- }
-
- out:
- /* Cleanup */
-
- fclose (fp);
-
- g_hash_table_iter_init (&iter, new_users_by_name);
- while (g_hash_table_iter_next (&iter, (gpointer *) &name, (gpointer *) &user)) {
- g_object_thaw_notify (G_OBJECT (user));
- }
-
- g_hash_table_destroy (new_users_by_name);
-}
-
-typedef struct {
- GdmUserManager *manager;
- GSList *exclude_users;
- GSList *include_users;
- gboolean include_all;
- GHashTable *shells;
- GHashTable *current_users_by_name;
- GSList *added_users;
- GSList *removed_users;
-} PasswdData;
-
-static void
-passwd_data_free (PasswdData *data)
-{
- if (data->manager != NULL) {
- g_object_unref (data->manager);
- }
-
- g_slist_foreach (data->added_users, (GFunc) g_object_unref, NULL);
- g_slist_free (data->added_users);
-
- g_slist_foreach (data->removed_users, (GFunc) g_object_unref, NULL);
- g_slist_free (data->removed_users);
-
- g_slist_foreach (data->exclude_users, (GFunc) g_free, NULL);
- g_slist_free (data->exclude_users);
-
- g_slist_foreach (data->include_users, (GFunc) g_free, NULL);
- g_slist_free (data->include_users);
-
- g_slice_free (PasswdData, data);
-}
-
-static gboolean
-reload_passwd_job_done (PasswdData *data)
-{
- GSList *l;
-
- g_debug ("GdmUserManager: done reloading passwd file");
-
- /* Go through and handle added users */
- for (l = data->added_users; l != NULL; l = l->next) {
- add_user (data->manager, l->data);
- }
-
- /* Go through and handle removed users */
- for (l = data->removed_users; l != NULL; l = l->next) {
- remove_user (data->manager, l->data);
- }
-
- data->manager->priv->load_passwd_pending = FALSE;
-
- if (! data->manager->priv->is_loaded) {
- maybe_set_is_loaded (data->manager);
-
- if (data->manager->priv->include_all == TRUE) {
- monitor_local_users (data->manager);
- }
- }
-
- passwd_data_free (data);
-
- return FALSE;
-}
-
-static gboolean
-do_reload_passwd_job (GIOSchedulerJob *job,
- GCancellable *cancellable,
- PasswdData *data)
-{
- g_debug ("GdmUserManager: reloading passwd file worker");
-
- reload_passwd_file (data->shells,
- data->exclude_users,
- data->include_users,
- data->include_all,
- data->current_users_by_name,
- &data->added_users,
- &data->removed_users);
-
- g_io_scheduler_job_send_to_mainloop_async (job,
- (GSourceFunc) reload_passwd_job_done,
- data,
- NULL);
-
- return FALSE;
-}
-
-static GSList *
-slist_deep_copy (const GSList *list)
-{
- GSList *retval;
- GSList *l;
-
- if (list == NULL)
- return NULL;
-
- retval = g_slist_copy ((GSList *) list);
- for (l = retval; l != NULL; l = l->next) {
- l->data = g_strdup (l->data);
- }
-
- return retval;
-}
-
-static void
-schedule_reload_passwd (GdmUserManager *manager)
-{
- PasswdData *passwd_data;
-
- manager->priv->load_passwd_pending = TRUE;
-
- passwd_data = g_slice_new0 (PasswdData);
- passwd_data->manager = g_object_ref (manager);
- passwd_data->shells = manager->priv->shells;
- passwd_data->exclude_users = slist_deep_copy (manager->priv->exclude_usernames);
- passwd_data->include_users = slist_deep_copy (manager->priv->include_usernames);
- passwd_data->include_all = manager->priv->include_all;
- passwd_data->current_users_by_name = manager->priv->users_by_name;
- passwd_data->added_users = NULL;
- passwd_data->removed_users = NULL;
-
- g_debug ("GdmUserManager: scheduling a passwd file update");
-
- g_io_scheduler_push_job ((GIOSchedulerJobFunc) do_reload_passwd_job,
- passwd_data,
- NULL,
- G_PRIORITY_DEFAULT,
- NULL);
-}
-
-static void
-load_sessions_from_array (GdmUserManager *manager,
- const char * const *session_ids,
- int number_of_sessions)
-{
- int i;
-
- for (i = 0; i < number_of_sessions; i++) {
- load_new_session (manager, session_ids[i]);
- }
-}
-
-static void
-on_get_sessions_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUserManager *manager)
-{
- GError *error;
- gboolean res;
- GPtrArray *sessions;
-
- g_assert (manager->priv->get_sessions_call == call);
-
- error = NULL;
- sessions = NULL;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- GDM_DBUS_TYPE_G_OBJECT_PATH_ARRAY,
- &sessions,
- G_TYPE_INVALID);
-
- if (! res) {
- if (error != NULL) {
- g_warning ("unable to determine sessions for seat: %s",
- error->message);
- g_error_free (error);
- } else {
- g_warning ("unable to determine sessions for seat");
- }
- return;
- }
-
- manager->priv->get_sessions_call = NULL;
- g_assert (sessions->len <= G_MAXINT);
- load_sessions_from_array (manager,
- (const char * const *) sessions->pdata,
- (int) sessions->len);
- g_ptr_array_foreach (sessions, (GFunc) g_free, NULL);
- g_ptr_array_free (sessions, TRUE);
- maybe_set_is_loaded (manager);
-}
-
-static void
-load_sessions (GdmUserManager *manager)
-{
- DBusGProxyCall *call;
-
- if (manager->priv->seat.proxy == NULL) {
- g_debug ("GdmUserManager: no seat proxy; can't load sessions");
- return;
- }
-
- call = dbus_g_proxy_begin_call (manager->priv->seat.proxy,
- "GetSessions",
- (DBusGProxyCallNotify)
- on_get_sessions_finished,
- manager,
- NULL,
- G_TYPE_INVALID);
-
- if (call == NULL) {
- g_warning ("GdmUserManager: failed to make GetSessions call");
- return;
- }
-
- manager->priv->get_sessions_call = call;
-}
-
-static void
-reload_shells (GdmUserManager *manager)
-{
- char *shell;
-
- setusershell ();
-
- g_hash_table_remove_all (manager->priv->shells);
- for (shell = getusershell (); shell != NULL; shell = getusershell ()) {
- /* skip well known not-real shells */
- if (shell == NULL
- || strcmp (shell, "/sbin/nologin") == 0
- || strcmp (shell, "/bin/false") == 0) {
- g_debug ("GdmUserManager: skipping shell %s", shell);
- continue;
- }
- g_hash_table_insert (manager->priv->shells,
- g_strdup (shell),
- GUINT_TO_POINTER (TRUE));
- }
-
- endusershell ();
-}
-
-static void
-load_users_manually (GdmUserManager *manager)
-{
- manager->priv->shells = g_hash_table_new_full (g_str_hash,
- g_str_equal,
- g_free,
- NULL);
- reload_shells (manager);
-
- load_sessions (manager);
-
- load_ck_history (manager);
- schedule_reload_passwd (manager);
-}
-
-static void
-load_users (GdmUserManager *manager)
-{
- g_assert (manager->priv->accounts_proxy != NULL);
- g_debug ("GdmUserManager: calling 'ListCachedUsers'");
-
- dbus_g_proxy_begin_call (manager->priv->accounts_proxy,
- "ListCachedUsers",
- on_list_cached_users_finished,
- manager,
- NULL,
- G_TYPE_INVALID);
- manager->priv->listing_cached_users = TRUE;
-}
-
-static void
-load_seat_incrementally (GdmUserManager *manager)
-{
- g_assert (manager->priv->seat.proxy == NULL);
-
- switch (manager->priv->seat.state) {
- case GDM_USER_MANAGER_SEAT_STATE_GET_SESSION_ID:
- get_current_session_id (manager);
- break;
- case GDM_USER_MANAGER_SEAT_STATE_GET_ID:
- get_seat_id_for_current_session (manager);
- break;
- case GDM_USER_MANAGER_SEAT_STATE_GET_PROXY:
- get_seat_proxy (manager);
- break;
- case GDM_USER_MANAGER_SEAT_STATE_LOADED:
- break;
- default:
- g_assert_not_reached ();
- }
-
- if (manager->priv->seat.state == GDM_USER_MANAGER_SEAT_STATE_LOADED) {
- load_sessions (manager);
- load_ck_history (manager);
- }
-
- maybe_set_is_loaded (manager);
-}
-
-static gboolean
-load_idle (GdmUserManager *manager)
-{
- manager->priv->seat.state = GDM_USER_MANAGER_SEAT_STATE_UNLOADED + 1;
- load_seat_incrementally (manager);
- load_users (manager);
- manager->priv->load_id = 0;
-
- return FALSE;
-}
-
-static void
-queue_load_seat_and_users (GdmUserManager *manager)
-{
- if (manager->priv->load_id > 0) {
- return;
- }
-
- manager->priv->load_id = g_idle_add ((GSourceFunc)load_idle, manager);
-}
-
-static gboolean
-reload_passwd_idle (GdmUserManager *manager)
-{
- schedule_reload_passwd (manager);
- manager->priv->reload_passwd_id = 0;
-
- return FALSE;
-}
-
-static void
-queue_reload_passwd (GdmUserManager *manager)
-{
- if (manager->priv->reload_passwd_id > 0) {
- g_source_remove (manager->priv->reload_passwd_id);
- }
-
- manager->priv->reload_passwd_id = g_timeout_add_seconds (RELOAD_PASSWD_THROTTLE_SECS, (GSourceFunc)reload_passwd_idle, manager);
-}
-
-static void
-on_shells_monitor_changed (GFileMonitor *monitor,
- GFile *file,
- GFile *other_file,
- GFileMonitorEvent event_type,
- GdmUserManager *manager)
-{
- if (event_type != G_FILE_MONITOR_EVENT_CHANGED &&
- event_type != G_FILE_MONITOR_EVENT_CREATED) {
- return;
- }
-
- reload_shells (manager);
- queue_reload_passwd (manager);
-}
-
-static void
-on_passwd_monitor_changed (GFileMonitor *monitor,
- GFile *file,
- GFile *other_file,
- GFileMonitorEvent event_type,
- GdmUserManager *manager)
-{
- if (event_type != G_FILE_MONITOR_EVENT_CHANGED &&
- event_type != G_FILE_MONITOR_EVENT_CREATED) {
- return;
- }
-
- queue_reload_passwd (manager);
-}
-
-static void
-gdm_user_manager_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GdmUserManager *manager;
-
- manager = GDM_USER_MANAGER (object);
-
- switch (prop_id) {
- case PROP_IS_LOADED:
- g_value_set_boolean (value, manager->priv->is_loaded);
- break;
- case PROP_HAS_MULTIPLE_USERS:
- g_value_set_boolean (value, manager->priv->has_multiple_users);
- break;
- case PROP_INCLUDE_ALL:
- g_value_set_boolean (value, manager->priv->include_all);
- break;
- case PROP_INCLUDE_USERNAMES_LIST:
- g_value_set_pointer (value, manager->priv->include_usernames);
- break;
- case PROP_EXCLUDE_USERNAMES_LIST:
- g_value_set_pointer (value, manager->priv->exclude_usernames);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-set_include_usernames (GdmUserManager *manager,
- GSList *list)
-{
- if (manager->priv->include_usernames != NULL) {
- g_slist_foreach (manager->priv->include_usernames, (GFunc) g_free, NULL);
- g_slist_free (manager->priv->include_usernames);
- }
- manager->priv->include_usernames = slist_deep_copy (list);
-}
-
-static void
-set_exclude_usernames (GdmUserManager *manager,
- GSList *list)
-{
- if (manager->priv->exclude_usernames != NULL) {
- g_slist_foreach (manager->priv->exclude_usernames, (GFunc) g_free, NULL);
- g_slist_free (manager->priv->exclude_usernames);
- }
- manager->priv->exclude_usernames = slist_deep_copy (list);
-}
-
-static void
-set_include_all (GdmUserManager *manager,
- gboolean all)
-{
- if (manager->priv->include_all != all) {
- manager->priv->include_all = all;
- }
-}
-
-static void
-gdm_user_manager_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GdmUserManager *self;
-
- self = GDM_USER_MANAGER (object);
-
- switch (prop_id) {
- case PROP_INCLUDE_ALL:
- set_include_all (self, g_value_get_boolean (value));
- break;
- case PROP_INCLUDE_USERNAMES_LIST:
- set_include_usernames (self, g_value_get_pointer (value));
- break;
- case PROP_EXCLUDE_USERNAMES_LIST:
- set_exclude_usernames (self, g_value_get_pointer (value));
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-monitor_local_users (GdmUserManager *manager)
-{
- GFile *file;
- GError *error;
-
- g_debug ("GdmUserManager: Monitoring local users");
-
- /* /etc/shells */
- file = g_file_new_for_path (_PATH_SHELLS);
- error = NULL;
- manager->priv->shells_monitor = g_file_monitor_file (file,
- G_FILE_MONITOR_NONE,
- NULL,
- &error);
- if (manager->priv->shells_monitor != NULL) {
- g_signal_connect (manager->priv->shells_monitor,
- "changed",
- G_CALLBACK (on_shells_monitor_changed),
- manager);
- } else {
- g_warning ("Unable to monitor %s: %s", _PATH_SHELLS, error->message);
- g_error_free (error);
- }
- g_object_unref (file);
-
- /* /etc/passwd */
- file = g_file_new_for_path (PATH_PASSWD);
- manager->priv->passwd_monitor = g_file_monitor_file (file,
- G_FILE_MONITOR_NONE,
- NULL,
- &error);
- if (manager->priv->passwd_monitor != NULL) {
- g_signal_connect (manager->priv->passwd_monitor,
- "changed",
- G_CALLBACK (on_passwd_monitor_changed),
- manager);
- } else {
- g_warning ("Unable to monitor %s: %s", PATH_PASSWD, error->message);
- g_error_free (error);
- }
- g_object_unref (file);
-}
-
-static void
-gdm_user_manager_class_init (GdmUserManagerClass *klass)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
- object_class->finalize = gdm_user_manager_finalize;
- object_class->get_property = gdm_user_manager_get_property;
- object_class->set_property = gdm_user_manager_set_property;
-
- g_object_class_install_property (object_class,
- PROP_IS_LOADED,
- g_param_spec_boolean ("is-loaded",
- NULL,
- NULL,
- FALSE,
- G_PARAM_READABLE));
- g_object_class_install_property (object_class,
- PROP_HAS_MULTIPLE_USERS,
- g_param_spec_boolean ("has-multiple-users",
- NULL,
- NULL,
- FALSE,
- G_PARAM_READABLE));
- g_object_class_install_property (object_class,
- PROP_INCLUDE_ALL,
- g_param_spec_boolean ("include-all",
- NULL,
- NULL,
- FALSE,
- G_PARAM_READWRITE));
- g_object_class_install_property (object_class,
- PROP_INCLUDE_USERNAMES_LIST,
- g_param_spec_pointer ("include-usernames-list",
- NULL,
- NULL,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (object_class,
- PROP_EXCLUDE_USERNAMES_LIST,
- g_param_spec_pointer ("exclude-usernames-list",
- NULL,
- NULL,
- G_PARAM_READWRITE));
-
- signals [USER_ADDED] =
- g_signal_new ("user-added",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GdmUserManagerClass, user_added),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, GDM_TYPE_USER);
- signals [USER_REMOVED] =
- g_signal_new ("user-removed",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GdmUserManagerClass, user_removed),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, GDM_TYPE_USER);
- signals [USER_IS_LOGGED_IN_CHANGED] =
- g_signal_new ("user-is-logged-in-changed",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GdmUserManagerClass, user_is_logged_in_changed),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, GDM_TYPE_USER);
- signals [USER_CHANGED] =
- g_signal_new ("user-changed",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GdmUserManagerClass, user_changed),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, GDM_TYPE_USER);
-
- g_type_class_add_private (klass, sizeof (GdmUserManagerPrivate));
-}
-
-/**
- * gdm_user_manager_queue_load:
- * @manager: a #GdmUserManager
- *
- * Queue loading users into user manager. This must be called, and the
- * #GdmUserManager:is-loaded property must be %TRUE before calling
- * gdm_user_manager_list_users()
- */
-void
-gdm_user_manager_queue_load (GdmUserManager *manager)
-{
- g_return_if_fail (GDM_IS_USER_MANAGER (manager));
-
- if (! manager->priv->is_loaded) {
- queue_load_seat_and_users (manager);
- }
-}
-
-static void
-gdm_user_manager_init (GdmUserManager *manager)
-{
- GError *error;
-
- manager->priv = GDM_USER_MANAGER_GET_PRIVATE (manager);
-
- /* sessions */
- manager->priv->sessions = g_hash_table_new_full (g_str_hash,
- g_str_equal,
- g_free,
- g_free);
-
- /* users */
- manager->priv->users_by_name = g_hash_table_new_full (g_str_hash,
- g_str_equal,
- g_free,
- g_object_unref);
-
- manager->priv->users_by_object_path = g_hash_table_new_full (g_str_hash,
- g_str_equal,
- NULL,
- g_object_unref);
-
- g_assert (manager->priv->seat.proxy == NULL);
-
- error = NULL;
- manager->priv->connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
- if (manager->priv->connection == NULL) {
- if (error != NULL) {
- g_warning ("Failed to connect to the D-Bus daemon: %s", error->message);
- g_error_free (error);
- } else {
- g_warning ("Failed to connect to the D-Bus daemon");
- }
- return;
- }
-
- get_accounts_proxy (manager);
-
- manager->priv->seat.state = GDM_USER_MANAGER_SEAT_STATE_UNLOADED;
-}
-
-static void
-gdm_user_manager_finalize (GObject *object)
-{
- GdmUserManager *manager;
- GSList *node;
-
- g_return_if_fail (object != NULL);
- g_return_if_fail (GDM_IS_USER_MANAGER (object));
-
- manager = GDM_USER_MANAGER (object);
-
- g_return_if_fail (manager->priv != NULL);
-
- if (manager->priv->ck_history_pid > 0) {
- g_debug ("Killing ck-history process");
- signal_pid (manager->priv->ck_history_pid, SIGTERM);
- }
-
- g_slist_foreach (manager->priv->new_sessions,
- (GFunc) unload_new_session, NULL);
- g_slist_free (manager->priv->new_sessions);
-
- g_slist_foreach (manager->priv->fetch_user_requests,
- (GFunc) free_fetch_user_request, NULL);
- g_slist_free (manager->priv->fetch_user_requests);
-
- node = manager->priv->new_users;
- while (node != NULL) {
- GdmUser *user;
- GSList *next_node;
-
- user = GDM_USER (node->data);
- next_node = node->next;
-
- g_signal_handlers_disconnect_by_func (user, on_new_user_loaded, manager);
- g_object_unref (user);
- manager->priv->new_users = g_slist_delete_link (manager->priv->new_users, node);
- node = next_node;
- }
-
- unload_seat (manager);
-
- if (manager->priv->exclude_usernames != NULL) {
- g_slist_foreach (manager->priv->exclude_usernames, (GFunc) g_free, NULL);
- g_slist_free (manager->priv->exclude_usernames);
- }
-
- if (manager->priv->include_usernames != NULL) {
- g_slist_foreach (manager->priv->include_usernames, (GFunc) g_free, NULL);
- g_slist_free (manager->priv->include_usernames);
- }
-
- if (manager->priv->seat.proxy != NULL) {
- g_object_unref (manager->priv->seat.proxy);
- }
-
- if (manager->priv->accounts_proxy != NULL) {
- g_object_unref (manager->priv->accounts_proxy);
- }
-
- if (manager->priv->ck_history_id != 0) {
- g_source_remove (manager->priv->ck_history_id);
- manager->priv->ck_history_id = 0;
- }
-
- if (manager->priv->ck_history_watchdog_id != 0) {
- g_source_remove (manager->priv->ck_history_watchdog_id);
- manager->priv->ck_history_watchdog_id = 0;
- }
-
- if (manager->priv->load_id > 0) {
- g_source_remove (manager->priv->load_id);
- manager->priv->load_id = 0;
- }
-
- if (manager->priv->reload_passwd_id > 0) {
- g_source_remove (manager->priv->reload_passwd_id);
- manager->priv->reload_passwd_id = 0;
- }
-
- g_hash_table_destroy (manager->priv->sessions);
-
- if (manager->priv->passwd_monitor != NULL) {
- g_file_monitor_cancel (manager->priv->passwd_monitor);
- }
-
- g_hash_table_destroy (manager->priv->users_by_name);
- g_hash_table_destroy (manager->priv->users_by_object_path);
-
- if (manager->priv->shells_monitor != NULL) {
- g_file_monitor_cancel (manager->priv->shells_monitor);
- }
-
- if (manager->priv->shells != NULL) {
- g_hash_table_destroy (manager->priv->shells);
- }
-
- G_OBJECT_CLASS (gdm_user_manager_parent_class)->finalize (object);
-}
-
-/**
- * gdm_user_manager_ref_default:
- *
- * Queue loading users into user manager. This must be called, and the
- * #GdmUserManager:is-loaded property must be %TRUE before calling
- * gdm_user_manager_list_users()
- *
- * Returns: (transfer full): user manager object
- */
-GdmUserManager *
-gdm_user_manager_ref_default (void)
-{
- if (user_manager_object != NULL) {
- g_object_ref (user_manager_object);
- } else {
- user_manager_object = g_object_new (GDM_TYPE_USER_MANAGER, NULL);
- g_object_add_weak_pointer (user_manager_object,
- (gpointer *) &user_manager_object);
- }
-
- return GDM_USER_MANAGER (user_manager_object);
-}
+++ /dev/null
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
- *
- * Copyright (C) 2004-2005 James M. Cape <jcape@ignore-your.tv>.
- * Copyright (C) 2007-2008 William Jon McCann <mccann@jhu.edu>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <config.h>
-
-#include <float.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#include <dbus/dbus-glib.h>
-
-#include <glib.h>
-#include <glib/gi18n.h>
-#include <gio/gio.h>
-#include <gtk/gtk.h>
-
-#include "gdm-user-private.h"
-
-#define GDM_USER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDM_TYPE_USER, GdmUserClass))
-#define GDM_IS_USER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDM_TYPE_USER))
-#define GDM_USER_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), GDM_TYPE_USER, GdmUserClass))
-
-#define GLOBAL_FACEDIR DATADIR "/faces"
-#define MAX_FILE_SIZE 65536
-
-#define ACCOUNTS_NAME "org.freedesktop.Accounts"
-#define ACCOUNTS_USER_INTERFACE "org.freedesktop.Accounts.User"
-
-enum {
- PROP_0,
- PROP_IS_LOADED
-};
-
-enum {
- CHANGED,
- SESSIONS_CHANGED,
- LAST_SIGNAL
-};
-
-struct _GdmUser {
- GObject parent;
-
- DBusGConnection *connection;
- DBusGProxy *accounts_proxy;
- DBusGProxy *object_proxy;
- DBusGProxyCall *get_all_call;
- char *object_path;
-
- uid_t uid;
- char *user_name;
- char *real_name;
- char *icon_file;
- GList *sessions;
- gulong login_frequency;
-
- guint is_loaded : 1;
-};
-
-struct _GdmUserClass
-{
- GObjectClass parent_class;
-};
-
-static void gdm_user_finalize (GObject *object);
-static gboolean check_user_file (const char *filename);
-
-static guint signals[LAST_SIGNAL] = { 0 };
-
-G_DEFINE_TYPE (GdmUser, gdm_user, G_TYPE_OBJECT)
-
-static int
-session_compare (const char *a,
- const char *b)
-{
- if (a == NULL) {
- return 1;
- } else if (b == NULL) {
- return -1;
- }
-
- return strcmp (a, b);
-}
-
-void
-_gdm_user_add_session (GdmUser *user,
- const char *ssid)
-{
- GList *li;
-
- g_return_if_fail (GDM_IS_USER (user));
- g_return_if_fail (ssid != NULL);
-
- li = g_list_find_custom (user->sessions, ssid, (GCompareFunc)session_compare);
- if (li == NULL) {
- g_debug ("GdmUser: adding session %s", ssid);
- user->sessions = g_list_prepend (user->sessions, g_strdup (ssid));
- g_signal_emit (user, signals[SESSIONS_CHANGED], 0);
- } else {
- g_debug ("GdmUser: session already present: %s", ssid);
- }
-}
-
-void
-_gdm_user_remove_session (GdmUser *user,
- const char *ssid)
-{
- GList *li;
-
- g_return_if_fail (GDM_IS_USER (user));
- g_return_if_fail (ssid != NULL);
-
- li = g_list_find_custom (user->sessions, ssid, (GCompareFunc)session_compare);
- if (li != NULL) {
- g_debug ("GdmUser: removing session %s", ssid);
- g_free (li->data);
- user->sessions = g_list_delete_link (user->sessions, li);
- g_signal_emit (user, signals[SESSIONS_CHANGED], 0);
- } else {
- g_debug ("GdmUser: session not found: %s", ssid);
- }
-}
-
-guint
-gdm_user_get_num_sessions (GdmUser *user)
-{
- return g_list_length (user->sessions);
-}
-
-static void
-gdm_user_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gdm_user_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GdmUser *user;
-
- user = GDM_USER (object);
-
- switch (prop_id) {
- case PROP_IS_LOADED:
- g_value_set_boolean (value, user->is_loaded);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gdm_user_class_init (GdmUserClass *class)
-{
- GObjectClass *gobject_class;
-
- gobject_class = G_OBJECT_CLASS (class);
-
- gobject_class->finalize = gdm_user_finalize;
- gobject_class->set_property = gdm_user_set_property;
- gobject_class->get_property = gdm_user_get_property;
-
- g_object_class_install_property (gobject_class,
- PROP_IS_LOADED,
- g_param_spec_boolean ("is-loaded",
- NULL,
- NULL,
- FALSE,
- G_PARAM_READABLE));
-
- signals [CHANGED] =
- g_signal_new ("changed",
- G_TYPE_FROM_CLASS (class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
- signals [SESSIONS_CHANGED] =
- g_signal_new ("sessions-changed",
- G_TYPE_FROM_CLASS (class),
- G_SIGNAL_RUN_LAST,
- 0,
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-}
-
-static void
-gdm_user_init (GdmUser *user)
-{
- GError *error;
-
- user->user_name = NULL;
- user->real_name = NULL;
- user->sessions = NULL;
-
- error = NULL;
- user->connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
- if (user->connection == NULL) {
- g_warning ("Couldn't connect to system bus: %s", error->message);
- }
-}
-
-static void
-gdm_user_finalize (GObject *object)
-{
- GdmUser *user;
-
- user = GDM_USER (object);
-
- g_free (user->user_name);
- g_free (user->real_name);
- g_free (user->icon_file);
- g_free (user->object_path);
-
- if (user->accounts_proxy != NULL) {
- g_object_unref (user->accounts_proxy);
- }
-
- if (user->object_proxy != NULL) {
- g_object_unref (user->object_proxy);
- }
-
- if (user->connection != NULL) {
- dbus_g_connection_unref (user->connection);
- }
-
- if (G_OBJECT_CLASS (gdm_user_parent_class)->finalize)
- (*G_OBJECT_CLASS (gdm_user_parent_class)->finalize) (object);
-}
-
-static void
-set_is_loaded (GdmUser *user,
- gboolean is_loaded)
-{
- if (user->is_loaded != is_loaded) {
- user->is_loaded = is_loaded;
- g_object_notify (G_OBJECT (user), "is-loaded");
- }
-}
-
-/**
- * _gdm_user_update_from_pwent:
- * @user: the user object to update.
- * @pwent: the user data to use.
- *
- * Updates the properties of @user using the data in @pwent.
- **/
-void
-_gdm_user_update_from_pwent (GdmUser *user,
- const struct passwd *pwent)
-{
- gchar *real_name = NULL;
- gboolean changed;
-
- g_return_if_fail (GDM_IS_USER (user));
- g_return_if_fail (pwent != NULL);
- g_return_if_fail (user->object_path == NULL);
-
- changed = FALSE;
-
- /* Display Name */
- if (pwent->pw_gecos && pwent->pw_gecos[0] != '\0') {
- gchar *first_comma = NULL;
- gchar *valid_utf8_name = NULL;
-
- if (g_utf8_validate (pwent->pw_gecos, -1, NULL)) {
- valid_utf8_name = pwent->pw_gecos;
- first_comma = strchr (valid_utf8_name, ',');
- } else {
- g_warning ("User %s has invalid UTF-8 in GECOS field. "
- "It would be a good thing to check /etc/passwd.",
- pwent->pw_name ? pwent->pw_name : "");
- }
-
- if (first_comma) {
- real_name = g_strndup (valid_utf8_name,
- (first_comma - valid_utf8_name));
- } else if (valid_utf8_name) {
- real_name = g_strdup (valid_utf8_name);
- } else {
- real_name = NULL;
- }
-
- if (real_name && real_name[0] == '\0') {
- g_free (real_name);
- real_name = NULL;
- }
- } else {
- real_name = NULL;
- }
-
- if (g_strcmp0 (real_name, user->real_name) != 0) {
- g_free (user->real_name);
- user->real_name = real_name;
- changed = TRUE;
- } else {
- g_free (real_name);
- }
-
- /* UID */
- if (pwent->pw_uid != user->uid) {
- user->uid = pwent->pw_uid;
- changed = TRUE;
- }
-
- /* Username */
- if (g_strcmp0 (pwent->pw_name, user->user_name) != 0) {
- g_free (user->icon_file);
- user->icon_file = NULL;
- if (pwent->pw_name != NULL) {
- gboolean res;
-
- user->icon_file = g_build_filename (GDM_CACHE_DIR, pwent->pw_name, "face", NULL);
-
- res = check_user_file (user->icon_file);
- if (!res) {
- g_free (user->icon_file);
- user->icon_file = g_build_filename (GLOBAL_FACEDIR, pwent->pw_name, NULL);
- }
- }
-
- g_free (user->user_name);
- user->user_name = g_strdup (pwent->pw_name);
- changed = TRUE;
- }
-
- if (!user->is_loaded) {
- set_is_loaded (user, TRUE);
- }
-
- if (changed) {
- g_signal_emit (user, signals[CHANGED], 0);
- }
-}
-
-/**
- * _gdm_user_update_login_frequency:
- * @user: the user object to update
- * @login_frequency: the number of times the user has logged in
- *
- * Updates the login frequency of @user
- **/
-void
-_gdm_user_update_login_frequency (GdmUser *user,
- guint64 login_frequency)
-{
- g_return_if_fail (GDM_IS_USER (user));
-
- if (login_frequency == user->login_frequency) {
- return;
- }
-
- user->login_frequency = login_frequency;
- g_signal_emit (user, signals[CHANGED], 0);
-}
-
-/**
- * gdm_user_get_uid:
- * @user: the user object to examine.
- *
- * Retrieves the ID of @user.
- *
- * Returns: (transfer none): a pointer to an array of characters which must not be modified or
- * freed, or %NULL.
- **/
-
-gulong
-gdm_user_get_uid (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), -1);
-
- return user->uid;
-}
-
-/**
- * gdm_user_get_real_name:
- * @user: the user object to examine.
- *
- * Retrieves a displayable name for @user. By default this is the real name
- * of the user, but will fall back to the user name if there is no real name
- * defined.
- *
- * Returns: (transfer none): a pointer to an array of characters which must not be modified or
- * freed, or %NULL.
- **/
-const char *
-gdm_user_get_real_name (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), NULL);
-
- if (user->real_name == NULL ||
- user->real_name[0] == '\0') {
- return user->user_name;
- }
-
- return user->real_name;
-}
-
-/**
- * gdm_user_get_user_name:
- * @user: the user object to examine.
- *
- * Retrieves the login name of @user.
- *
- * Returns: (transfer none): a pointer to an array of characters which must not be modified or
- * freed, or %NULL.
- **/
-
-const char *
-gdm_user_get_user_name (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), NULL);
-
- return user->user_name;
-}
-
-/**
- * gdm_user_get_login_frequency:
- * @user: a #GdmUser
- *
- * Returns the number of times @user has logged in.
- *
- * Returns: the login frequency
- */
-gulong
-gdm_user_get_login_frequency (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), 0);
-
- return user->login_frequency;
-}
-
-int
-gdm_user_collate (GdmUser *user1,
- GdmUser *user2)
-{
- const char *str1;
- const char *str2;
- gulong num1;
- gulong num2;
- guint len1;
- guint len2;
-
- g_return_val_if_fail (GDM_IS_USER (user1), 0);
- g_return_val_if_fail (GDM_IS_USER (user2), 0);
-
- num1 = user1->login_frequency;
- num2 = user2->login_frequency;
-
- if (num1 > num2) {
- return -1;
- }
-
- if (num1 < num2) {
- return 1;
- }
-
-
- len1 = g_list_length (user1->sessions);
- len2 = g_list_length (user2->sessions);
-
- if (len1 > len2) {
- return -1;
- }
-
- if (len1 < len2) {
- return 1;
- }
-
- /* if login frequency is equal try names */
- if (user1->real_name != NULL) {
- str1 = user1->real_name;
- } else {
- str1 = user1->user_name;
- }
-
- if (user2->real_name != NULL) {
- str2 = user2->real_name;
- } else {
- str2 = user2->user_name;
- }
-
- if (str1 == NULL && str2 != NULL) {
- return -1;
- }
-
- if (str1 != NULL && str2 == NULL) {
- return 1;
- }
-
- if (str1 == NULL && str2 == NULL) {
- return 0;
- }
-
- return g_utf8_collate (str1, str2);
-}
-
-static gboolean
-check_user_file (const char *filename)
-{
- gssize max_file_size = MAX_FILE_SIZE;
- struct stat fileinfo;
-
- /* Exists/Readable? */
- if (stat (filename, &fileinfo) < 0) {
- return FALSE;
- }
-
- /* Is a regular file */
- if (G_UNLIKELY (!S_ISREG (fileinfo.st_mode))) {
- return FALSE;
- }
-
- /* Size is kosher? */
- if (G_UNLIKELY (fileinfo.st_size > max_file_size)) {
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void
-rounded_rectangle (cairo_t *cr,
- gdouble aspect,
- gdouble x,
- gdouble y,
- gdouble corner_radius,
- gdouble width,
- gdouble height)
-{
- gdouble radius;
- gdouble degrees;
-
- radius = corner_radius / aspect;
- degrees = G_PI / 180.0;
-
- cairo_new_sub_path (cr);
- cairo_arc (cr,
- x + width - radius,
- y + radius,
- radius,
- -90 * degrees,
- 0 * degrees);
- cairo_arc (cr,
- x + width - radius,
- y + height - radius,
- radius,
- 0 * degrees,
- 90 * degrees);
- cairo_arc (cr,
- x + radius,
- y + height - radius,
- radius,
- 90 * degrees,
- 180 * degrees);
- cairo_arc (cr,
- x + radius,
- y + radius,
- radius,
- 180 * degrees,
- 270 * degrees);
- cairo_close_path (cr);
-}
-
-static cairo_surface_t *
-surface_from_pixbuf (GdkPixbuf *pixbuf)
-{
- cairo_surface_t *surface;
- cairo_t *cr;
-
- surface = cairo_image_surface_create (gdk_pixbuf_get_has_alpha (pixbuf) ?
- CAIRO_FORMAT_ARGB32 : CAIRO_FORMAT_RGB24,
- gdk_pixbuf_get_width (pixbuf),
- gdk_pixbuf_get_height (pixbuf));
- cr = cairo_create (surface);
- gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
- cairo_paint (cr);
- cairo_destroy (cr);
-
- return surface;
-}
-
-/**
- * go_cairo_convert_data_to_pixbuf:
- * @src: a pointer to pixel data in cairo format
- * @dst: a pointer to pixel data in pixbuf format
- * @width: image width
- * @height: image height
- * @rowstride: data rowstride
- *
- * Converts the pixel data stored in @src in CAIRO_FORMAT_ARGB32 cairo format
- * to GDK_COLORSPACE_RGB pixbuf format and move them
- * to @dst. If @src == @dst, pixel are converted in place.
- **/
-
-static void
-go_cairo_convert_data_to_pixbuf (unsigned char *dst,
- unsigned char const *src,
- int width,
- int height,
- int rowstride)
-{
- int i,j;
- unsigned int t;
- unsigned char a, b, c;
-
- g_return_if_fail (dst != NULL);
-
-#define MULT(d,c,a,t) G_STMT_START { t = (a)? c * 255 / a: 0; d = t;} G_STMT_END
-
- if (src == dst || src == NULL) {
- for (i = 0; i < height; i++) {
- for (j = 0; j < width; j++) {
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- MULT(a, dst[2], dst[3], t);
- MULT(b, dst[1], dst[3], t);
- MULT(c, dst[0], dst[3], t);
- dst[0] = a;
- dst[1] = b;
- dst[2] = c;
-#else
- MULT(a, dst[1], dst[0], t);
- MULT(b, dst[2], dst[0], t);
- MULT(c, dst[3], dst[0], t);
- dst[3] = dst[0];
- dst[0] = a;
- dst[1] = b;
- dst[2] = c;
-#endif
- dst += 4;
- }
- dst += rowstride - width * 4;
- }
- } else {
- for (i = 0; i < height; i++) {
- for (j = 0; j < width; j++) {
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- MULT(dst[0], src[2], src[3], t);
- MULT(dst[1], src[1], src[3], t);
- MULT(dst[2], src[0], src[3], t);
- dst[3] = src[3];
-#else
- MULT(dst[0], src[1], src[0], t);
- MULT(dst[1], src[2], src[0], t);
- MULT(dst[2], src[3], src[0], t);
- dst[3] = src[0];
-#endif
- src += 4;
- dst += 4;
- }
- src += rowstride - width * 4;
- dst += rowstride - width * 4;
- }
- }
-#undef MULT
-}
-
-static void
-cairo_to_pixbuf (guint8 *src_data,
- GdkPixbuf *dst_pixbuf)
-{
- unsigned char *src;
- unsigned char *dst;
- guint w;
- guint h;
- guint rowstride;
-
- w = gdk_pixbuf_get_width (dst_pixbuf);
- h = gdk_pixbuf_get_height (dst_pixbuf);
- rowstride = gdk_pixbuf_get_rowstride (dst_pixbuf);
-
- dst = gdk_pixbuf_get_pixels (dst_pixbuf);
- src = src_data;
-
- go_cairo_convert_data_to_pixbuf (dst, src, w, h, rowstride);
-}
-
-static GdkPixbuf *
-frame_pixbuf (GdkPixbuf *source)
-{
- GdkPixbuf *dest;
- cairo_t *cr;
- cairo_surface_t *surface;
- guint w;
- guint h;
- guint rowstride;
- int frame_width;
- double radius;
- guint8 *data;
-
- frame_width = 2;
-
- w = gdk_pixbuf_get_width (source) + frame_width * 2;
- h = gdk_pixbuf_get_height (source) + frame_width * 2;
- radius = w / 10;
-
- dest = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
- TRUE,
- 8,
- w,
- h);
- rowstride = gdk_pixbuf_get_rowstride (dest);
-
-
- data = g_new0 (guint8, h * rowstride);
-
- surface = cairo_image_surface_create_for_data (data,
- CAIRO_FORMAT_ARGB32,
- w,
- h,
- rowstride);
- cr = cairo_create (surface);
- cairo_surface_destroy (surface);
-
- /* set up image */
- cairo_rectangle (cr, 0, 0, w, h);
- cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 0.0);
- cairo_fill (cr);
-
- rounded_rectangle (cr,
- 1.0,
- frame_width + 0.5,
- frame_width + 0.5,
- radius,
- w - frame_width * 2 - 1,
- h - frame_width * 2 - 1);
- cairo_set_source_rgba (cr, 0.5, 0.5, 0.5, 0.3);
- cairo_fill_preserve (cr);
-
- surface = surface_from_pixbuf (source);
- cairo_set_source_surface (cr, surface, frame_width, frame_width);
- cairo_fill (cr);
- cairo_surface_destroy (surface);
-
- cairo_to_pixbuf (data, dest);
-
- cairo_destroy (cr);
- g_free (data);
-
- return dest;
-}
-
-/**
- * gdm_user_is_logged_in:
- * @user: a #GdmUser
- *
- * Returns whether or not #GdmUser is currently logged in.
- *
- * Returns: %TRUE or %FALSE
- */
-gboolean
-gdm_user_is_logged_in (GdmUser *user)
-{
- return user->sessions != NULL;
-}
-
-/**
- * gdm_user_render_icon:
- * @user: a #GdmUser
- * @icon_size: the size to render the icon at
- *
- * Returns a #GdkPixbuf of the account icon belonging to @user
- * at the pixel size specified by @icon_size.
- *
- * Returns: (transfer full): a #GdkPixbuf
- */
-GdkPixbuf *
-gdm_user_render_icon (GdmUser *user,
- gint icon_size)
-{
- GdkPixbuf *pixbuf;
- GdkPixbuf *framed;
- gboolean res;
- GError *error;
-
- g_return_val_if_fail (GDM_IS_USER (user), NULL);
- g_return_val_if_fail (icon_size > 12, NULL);
-
- pixbuf = NULL;
- if (user->icon_file) {
- res = check_user_file (user->icon_file);
- if (res) {
- pixbuf = gdk_pixbuf_new_from_file_at_size (user->icon_file,
- icon_size,
- icon_size,
- NULL);
- } else {
- pixbuf = NULL;
- }
- }
-
- if (pixbuf != NULL) {
- goto out;
- }
-
- error = NULL;
- pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (),
-
- "avatar-default",
- icon_size,
- GTK_ICON_LOOKUP_FORCE_SIZE,
- &error);
- if (error) {
- g_warning ("%s", error->message);
- g_error_free (error);
- }
- out:
-
- if (pixbuf != NULL) {
- framed = frame_pixbuf (pixbuf);
- if (framed != NULL) {
- g_object_unref (pixbuf);
- pixbuf = framed;
- }
- }
-
- return pixbuf;
-}
-
-/**
- * gdm_user_get_icon_file:
- * @user: a #GdmUser
- *
- * Returns the path to the account icon belonging to @user.
- *
- * Returns: (transfer none): a path to an icon
- */
-const char *
-gdm_user_get_icon_file (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), NULL);
-
- return user->icon_file;
-}
-
-/**
- * gdm_user_get_object_path:
- * @user: a #GdmUser
- *
- * Returns the user accounts service object path of @user,
- * or %NULL if @user doesn't have an object path associated
- * with it.
- *
- * Returns: (transfer none): the primary ConsoleKit session id of the user
- */
-const char *
-gdm_user_get_object_path (GdmUser *user)
-{
- g_return_val_if_fail (GDM_IS_USER (user), NULL);
-
- return user->object_path;
-}
-
-/**
- * gdm_user_get_primary_session_id:
- * @user: a #GdmUser
- *
- * Returns the primary ConsoleKit session id of @user, or %NULL if @user isn't
- * logged in.
- *
- * Returns: (transfer none): the primary ConsoleKit session id of the user
- */
-const char *
-gdm_user_get_primary_session_id (GdmUser *user)
-{
- if (!gdm_user_is_logged_in (user)) {
- g_debug ("User %s is not logged in, so has no primary session",
- gdm_user_get_user_name (user));
- return NULL;
- }
-
- /* FIXME: better way to choose? */
- return user->sessions->data;
-}
-
-static void
-collect_props (const gchar *key,
- const GValue *value,
- GdmUser *user)
-{
- gboolean handled = TRUE;
-
- if (strcmp (key, "Uid") == 0) {
- user->uid = g_value_get_uint64 (value);
- } else if (strcmp (key, "UserName") == 0) {
- g_free (user->user_name);
- user->user_name = g_value_dup_string (value);
- } else if (strcmp (key, "RealName") == 0) {
- g_free (user->real_name);
- user->real_name = g_value_dup_string (value);
- } else if (strcmp (key, "AccountType") == 0) {
- /* ignore */
- } else if (strcmp (key, "Email") == 0) {
- /* ignore */
- } else if (strcmp (key, "Language") == 0) {
- /* ignore */
- } else if (strcmp (key, "Location") == 0) {
- /* ignore */
- } else if (strcmp (key, "LoginFrequency") == 0) {
- user->login_frequency = g_value_get_uint64 (value);
- } else if (strcmp (key, "IconFile") == 0) {
- gboolean res;
-
- g_free (user->icon_file);
- user->icon_file = g_value_dup_string (value);
-
- res = check_user_file (user->icon_file);
- if (!res) {
- g_free (user->icon_file);
- user->icon_file = g_build_filename (GLOBAL_FACEDIR, user->user_name, NULL);
- }
- } else if (strcmp (key, "Locked") == 0) {
- /* ignore */
- } else if (strcmp (key, "AutomaticLogin") == 0) {
- /* ignore */
- } else if (strcmp (key, "PasswordMode") == 0) {
- /* ignore */
- } else if (strcmp (key, "PasswordHint") == 0) {
- /* ignore */
- } else if (strcmp (key, "HomeDirectory") == 0) {
- /* ignore */
- } else if (strcmp (key, "Shell") == 0) {
- /* ignore */
- } else {
- handled = FALSE;
- }
-
- if (!handled) {
- g_debug ("unhandled property %s", key);
- }
-}
-
-static void
-on_get_all_finished (DBusGProxy *proxy,
- DBusGProxyCall *call,
- GdmUser *user)
-{
- GError *error;
- GHashTable *hash_table;
- gboolean res;
-
- g_assert (user->get_all_call == call);
- g_assert (user->object_proxy == proxy);
-
- error = NULL;
- res = dbus_g_proxy_end_call (proxy,
- call,
- &error,
- dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE),
- &hash_table,
- G_TYPE_INVALID);
- user->get_all_call = NULL;
- user->object_proxy = NULL;
-
- if (! res) {
- g_debug ("Error calling GetAll() when retrieving properties for %s: %s",
- user->object_path, error->message);
- g_error_free (error);
- goto out;
- }
- g_hash_table_foreach (hash_table, (GHFunc) collect_props, user);
- g_hash_table_unref (hash_table);
-
- if (!user->is_loaded) {
- set_is_loaded (user, TRUE);
- }
-
- g_signal_emit (user, signals[CHANGED], 0);
-
-out:
- g_object_unref (proxy);
-}
-
-static gboolean
-update_info (GdmUser *user)
-{
- DBusGProxy *proxy;
- DBusGProxyCall *call;
-
- proxy = dbus_g_proxy_new_for_name (user->connection,
- ACCOUNTS_NAME,
- user->object_path,
- DBUS_INTERFACE_PROPERTIES);
-
- call = dbus_g_proxy_begin_call (proxy,
- "GetAll",
- (DBusGProxyCallNotify)
- on_get_all_finished,
- user,
- NULL,
- G_TYPE_STRING,
- ACCOUNTS_USER_INTERFACE,
- G_TYPE_INVALID);
-
- if (call == NULL) {
- g_warning ("GdmUser: failed to make GetAll call");
- goto failed;
- }
-
- user->get_all_call = call;
- user->object_proxy = proxy;
- return TRUE;
-
-failed:
- if (proxy != NULL) {
- g_object_unref (proxy);
- }
-
- return FALSE;
-}
-
-static void
-changed_handler (DBusGProxy *proxy,
- gpointer *data)
-{
- GdmUser *user = GDM_USER (data);
-
- update_info (user);
-}
-
-/**
- * _gdm_user_update_from_object_path:
- * @user: the user object to update.
- * @object_path: the object path of the user to use.
- *
- * Updates the properties of @user from the accounts service via
- * the object path in @object_path.
- **/
-void
-_gdm_user_update_from_object_path (GdmUser *user,
- const char *object_path)
-{
- g_return_if_fail (GDM_IS_USER (user));
- g_return_if_fail (object_path != NULL);
- g_return_if_fail (user->object_path == NULL);
-
- user->object_path = g_strdup (object_path);
-
- user->accounts_proxy = dbus_g_proxy_new_for_name (user->connection,
- ACCOUNTS_NAME,
- user->object_path,
- ACCOUNTS_USER_INTERFACE);
- dbus_g_proxy_set_default_timeout (user->accounts_proxy, INT_MAX);
- dbus_g_proxy_add_signal (user->accounts_proxy, "Changed", G_TYPE_INVALID);
-
- dbus_g_proxy_connect_signal (user->accounts_proxy, "Changed",
- G_CALLBACK (changed_handler), user, NULL);
-
- if (!update_info (user)) {
- g_warning ("Couldn't update info for user with object path %s", object_path);
- }
-}
-
-/**
- * gdm_user_is_loaded:
- * @user: a #GdmUser
- *
- * Determines whether or not the user object is loaded and ready to read from.
- * #GdmUserManager:is-loaded property must be %TRUE before calling
- * gdm_user_manager_list_users()
- *
- * Returns: %TRUE or %FALSE
- */
-gboolean
-gdm_user_is_loaded (GdmUser *user)
-{
- return user->is_loaded;
-}
projects / gnome-shell.git / commitdiff