diff options
Diffstat (limited to 'daemon/gdm-session.c')
| -rw-r--r-- | daemon/gdm-session.c | 3537 |
1 files changed, 3176 insertions, 361 deletions
diff --git a/daemon/gdm-session.c b/daemon/gdm-session.c index b91ec634..044a8a7f 100644 --- a/daemon/gdm-session.c +++ b/daemon/gdm-session.c @@ -1,11 +1,12 @@ /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * + * Copyright (C) 2006 Ray Strode <rstrode@redhat.com> * Copyright (C) 2007 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. + * the Free Software Foundation; either version 2, 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 @@ -14,19 +15,114 @@ * * 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. - * + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. */ #include "config.h" +#include <dirent.h> +#include <errno.h> +#include <fcntl.h> + +#include <stdlib.h> +#include <string.h> +#include <sys/resource.h> +#include <sys/socket.h> +#include <sys/types.h> +#include <sys/wait.h> +#include <unistd.h> +#include <pwd.h> +#include <grp.h> + +#include <locale.h> + #include <glib.h> #include <glib/gi18n.h> +#include <glib/gstdio.h> #include <glib-object.h> +#ifdef HAVE_LIBXKLAVIER +#include <libxklavier/xklavier.h> +#include <X11/Xlib.h> /* for Display */ +#endif + +#include <dbus/dbus-glib.h> +#include <dbus/dbus-glib-lowlevel.h> + #include "gdm-session.h" #include "gdm-session-private.h" +#include "gdm-session-record.h" +#include "gdm-session-worker-job.h" +#include "gdm-common.h" + +#define GDM_SESSION_DBUS_PATH "/org/gnome/DisplayManager/Session" +#define GDM_SESSION_DBUS_INTERFACE "org.gnome.DisplayManager.Session" +#define GDM_SESSION_DBUS_ERROR_CANCEL "org.gnome.DisplayManager.Session.Error.Cancel" + +#ifndef GDM_SESSION_DEFAULT_PATH +#define GDM_SESSION_DEFAULT_PATH "/usr/local/bin:/usr/bin:/bin" +#endif + +typedef struct +{ + GdmSession *session; + GdmSessionWorkerJob *job; + GPid worker_pid; + char *service_name; + DBusConnection *worker_connection; + DBusMessage *message_pending_reply; + guint32 is_stopping : 1; +} GdmSessionConversation; + +struct _GdmSessionPrivate +{ + /* per open scope */ + char *selected_program; + char *selected_session; + char *saved_session; + char *selected_language; + char *saved_language; + char *selected_user; + char *user_x11_authority_file; + + GHashTable *conversations; + + GdmSessionConversation *session_conversation; + + GList *pending_connections; + + GPid session_pid; + + /* object lifetime scope */ + char *display_id; + char *display_name; + char *display_hostname; + char *display_device; + char *display_seat_id; + char *display_x11_authority_file; + gboolean display_is_local; + + char *fallback_session_name; + + DBusServer *server; + char *server_address; + GHashTable *environment; + DBusGConnection *connection; +}; + +enum { + PROP_0, + PROP_DISPLAY_NAME, + PROP_DISPLAY_HOSTNAME, + PROP_DISPLAY_IS_LOCAL, + PROP_DISPLAY_DEVICE, + PROP_DISPLAY_SEAT_ID, + PROP_DISPLAY_X11_AUTHORITY_FILE, + PROP_USER_X11_AUTHORITY_FILE, +}; + enum { CONVERSATION_STARTED = 0, CONVERSATION_STOPPED, @@ -59,209 +155,3080 @@ enum { static guint signals [LAST_SIGNAL] = { 0, }; -static void gdm_session_class_init (gpointer g_iface); +G_DEFINE_TYPE (GdmSession, + gdm_session, + G_TYPE_OBJECT); + +static gboolean +send_dbus_message (GdmSessionConversation *conversation, + DBusMessage *message) +{ + gboolean is_connected; + gboolean sent; + + g_return_val_if_fail (message != NULL, FALSE); + + if (conversation->worker_connection == NULL) { + g_warning ("There is no valid connection"); + return FALSE; + } + + is_connected = dbus_connection_get_is_connected (conversation->worker_connection); + if (! is_connected) { + g_warning ("Not connected!"); + return FALSE; + } + + sent = dbus_connection_send (conversation->worker_connection, message, NULL); + + return sent; +} + +static void +send_dbus_string_signal (GdmSessionConversation *conversation, + const char *name, + const char *text) +{ + DBusMessage *message; + DBusMessageIter iter; + + g_return_if_fail (conversation != NULL); + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + name); + + dbus_message_iter_init_append (message, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &text); + + if (! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", + name ? name : "(null)"); + } + + dbus_message_unref (message); +} + +static void +send_dbus_void_signal (GdmSessionConversation *conversation, + const char *name) +{ + DBusMessage *message; + + g_return_if_fail (conversation != NULL); + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + name); + + if (! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", name); + } + + dbus_message_unref (message); +} + +static void +emit_service_unavailable (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SERVICE_UNAVAILABLE], 0, service_name); +} + +static void +emit_setup_complete (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SETUP_COMPLETE], 0, service_name); +} + +static void +emit_setup_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SETUP_FAILED], 0, service_name, text); +} + +static void +emit_reset_complete (GdmSession *self) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [RESET_COMPLETE], 0); +} + +static void +emit_reset_failed (GdmSession *self, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [RESET_FAILED], 0, text); +} + +static void +emit_authenticated (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [AUTHENTICATED], 0, service_name); +} + +static void +emit_authentication_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [AUTHENTICATION_FAILED], 0, service_name, text); +} + +static void +emit_authorized (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [AUTHORIZED], 0, service_name); +} + +static void +emit_authorization_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [AUTHORIZATION_FAILED], 0, service_name, text); +} + +static void +emit_accredited (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [ACCREDITED], 0, service_name); +} + +static void +emit_accreditation_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [ACCREDITATION_FAILED], 0, service_name, text); +} + +static void +emit_info_query (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [INFO_QUERY], 0, service_name, text); +} + +static void +emit_secret_info_query (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SECRET_INFO_QUERY], 0, service_name, text); +} + +static void +emit_info (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [INFO], 0, service_name, text); +} + +static void +emit_problem (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [PROBLEM], 0, service_name, text); +} + +static void +emit_session_opened (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_OPENED], 0, service_name); +} + +static void +emit_session_open_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_OPEN_FAILED], 0, service_name, text); +} + +static void +emit_session_started (GdmSession *self, + const char *service_name, + int pid) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_STARTED], 0, service_name, pid); +} + +static void +emit_session_start_failed (GdmSession *self, + const char *service_name, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_START_FAILED], 0, service_name, text); +} + +static void +emit_session_exited (GdmSession *self, + int exit_code) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_EXITED], 0, exit_code); +} + +static void +emit_session_died (GdmSession *self, + int signal_number) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SESSION_DIED], 0, signal_number); +} + +static void +emit_conversation_started (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [CONVERSATION_STARTED], 0, service_name); +} + +static void +emit_conversation_stopped (GdmSession *self, + const char *service_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [CONVERSATION_STOPPED], 0, service_name); +} + +static void +emit_default_language_name_changed (GdmSession *self, + const char *language_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [DEFAULT_LANGUAGE_NAME_CHANGED], 0, language_name); +} + +static void +emit_default_session_name_changed (GdmSession *self, + const char *session_name) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [DEFAULT_SESSION_NAME_CHANGED], 0, session_name); +} + +static void +emit_selected_user_changed (GdmSession *self, + const char *text) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + g_signal_emit (self, signals [SELECTED_USER_CHANGED], 0, text); +} + +static GdmSessionConversation * +find_conversation_by_name (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + + conversation = g_hash_table_lookup (self->priv->conversations, service_name); + + if (conversation == NULL) { + g_warning ("Tried to look up non-existent conversation %s", service_name); + } + + return conversation; +} + +static void +on_authentication_failed (GdmSession *self, + const char *service_name, + const char *message) +{ + GdmSessionConversation *conversation; + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL) { + gdm_session_record_failed (conversation->worker_pid, + self->priv->selected_user, + self->priv->display_hostname, + self->priv->display_name, + self->priv->display_device); + } +} + +static void +on_session_started (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL) { + gdm_session_record_login (conversation->worker_pid, + self->priv->selected_user, + self->priv->display_hostname, + self->priv->display_name, + self->priv->display_device); + } +} + +static void +on_session_start_failed (GdmSession *self, + const char *service_name, + const char *message) +{ + GdmSessionConversation *conversation; + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL) { + gdm_session_record_login (conversation->worker_pid, + self->priv->selected_user, + self->priv->display_hostname, + self->priv->display_name, + self->priv->display_device); + } +} + +static void +on_session_exited (GdmSession *self, + int exit_code) +{ + + gdm_session_record_logout (self->priv->session_pid, + self->priv->selected_user, + self->priv->display_hostname, + self->priv->display_name, + self->priv->display_device); +} + + +static DBusHandlerResult +gdm_session_handle_service_unavailable (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'service-unavailable' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + emit_service_unavailable (self, conversation->service_name); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_setup_complete (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'setup-complete' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + emit_setup_complete (self, conversation->service_name); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_setup_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'setup-failed' signal"); + + emit_setup_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + + +static DBusHandlerResult +gdm_session_handle_reset_complete (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'reset-complete' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + emit_reset_complete (self); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_reset_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'reset-failed' signal"); + + emit_reset_failed (self, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_authenticated (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'authenticated' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + emit_authenticated (self, conversation->service_name); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_authentication_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'authentication-failed' signal"); -GType -gdm_session_get_type (void) + emit_authentication_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_authorized (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'authorized' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + emit_authorized (self, conversation->service_name); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_authorization_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'authorization-failed' signal"); + + emit_authorization_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_accredited (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) { - static GType session_type = 0; + DBusMessage *reply; + + g_debug ("GdmSession: Emitting 'accredited' signal"); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); - if (!session_type) { - session_type = g_type_register_static_simple (G_TYPE_INTERFACE, - "GdmSession", - sizeof (GdmSessionIface), - (GClassInitFunc) gdm_session_class_init, - 0, NULL, 0); + emit_accredited (self, conversation->service_name); + + return DBUS_HANDLER_RESULT_HANDLED; +} - g_type_interface_add_prerequisite (session_type, G_TYPE_OBJECT); +static DBusHandlerResult +gdm_session_handle_accreditation_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); } - return session_type; + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'accreditation-failed' signal"); + + emit_accreditation_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static const char ** +get_system_session_dirs (void) +{ + static const char *search_dirs[] = { + "/etc/X11/sessions/", + DMCONFDIR "/Sessions/", + DATADIR "/xsessions/", + DATADIR "/gdm/BuiltInSessions/", + NULL + }; + + return search_dirs; +} + +static gboolean +is_prog_in_path (const char *prog) +{ + char *f; + gboolean ret; + + f = g_find_program_in_path (prog); + ret = (f != NULL); + g_free (f); + return ret; +} + +static gboolean +get_session_command_for_file (const char *file, + char **command) +{ + GKeyFile *key_file; + GError *error; + char *exec; + gboolean ret; + gboolean res; + + exec = NULL; + ret = FALSE; + if (command != NULL) { + *command = NULL; + } + + key_file = g_key_file_new (); + + g_debug ("GdmSession: looking for session file '%s'", file); + + error = NULL; + res = g_key_file_load_from_dirs (key_file, + file, + get_system_session_dirs (), + NULL, + G_KEY_FILE_NONE, + &error); + if (! res) { + g_debug ("GdmSession: File '%s' not found: %s", file, error->message); + g_error_free (error); + if (command != NULL) { + *command = NULL; + } + goto out; + } + + error = NULL; + res = g_key_file_get_boolean (key_file, + G_KEY_FILE_DESKTOP_GROUP, + G_KEY_FILE_DESKTOP_KEY_HIDDEN, + &error); + if (error == NULL && res) { + g_debug ("GdmSession: Session %s is marked as hidden", file); + goto out; + } + + exec = g_key_file_get_string (key_file, + G_KEY_FILE_DESKTOP_GROUP, + G_KEY_FILE_DESKTOP_KEY_TRY_EXEC, + NULL); + if (exec != NULL) { + res = is_prog_in_path (exec); + g_free (exec); + exec = NULL; + + if (! res) { + g_debug ("GdmSession: Command not found: %s", + G_KEY_FILE_DESKTOP_KEY_TRY_EXEC); + goto out; + } + } + + error = NULL; + exec = g_key_file_get_string (key_file, + G_KEY_FILE_DESKTOP_GROUP, + G_KEY_FILE_DESKTOP_KEY_EXEC, + &error); + if (error != NULL) { + g_debug ("GdmSession: %s key not found: %s", + G_KEY_FILE_DESKTOP_KEY_EXEC, + error->message); + g_error_free (error); + goto out; + } + + if (command != NULL) { + *command = g_strdup (exec); + } + ret = TRUE; + +out: + g_free (exec); + + return ret; +} + +static gboolean +get_session_command_for_name (const char *name, + char **command) +{ + gboolean res; + char *filename; + + filename = g_strdup_printf ("%s.desktop", name); + res = get_session_command_for_file (filename, command); + g_free (filename); + + /* + * The GDM Xsession script honors "custom" as a valid session. If the + * session is one of these, no file is needed, then just run the + * command as "custom". + */ + if (!res && strcmp (name, GDM_CUSTOM_SESSION) == 0) { + g_debug ("No custom desktop file, but accepting it anyway."); + if (command != NULL) { + *command = g_strdup (GDM_CUSTOM_SESSION); + } + res = TRUE; + } + + return res; +} + +static const char * +get_default_language_name (GdmSession *self) +{ + if (self->priv->saved_language != NULL) { + return self->priv->saved_language; + } + + return setlocale (LC_MESSAGES, NULL); +} + +static const char * +get_fallback_session_name (GdmSession *self) +{ + const char **search_dirs; + int i; + char *name; + GSequence *sessions; + GSequenceIter *session; + + if (self->priv->fallback_session_name != NULL) { + /* verify that the cached version still exists */ + if (get_session_command_for_name (self->priv->fallback_session_name, NULL)) { + goto out; + } + } + + name = g_strdup ("gnome"); + if (get_session_command_for_name (name, NULL)) { + g_free (self->priv->fallback_session_name); + self->priv->fallback_session_name = name; + goto out; + } + g_free (name); + + sessions = g_sequence_new (g_free); + + search_dirs = get_system_session_dirs (); + for (i = 0; search_dirs[i] != NULL; i++) { + GDir *dir; + const char *base_name; + + dir = g_dir_open (search_dirs[i], 0, NULL); + + if (dir == NULL) { + continue; + } + + do { + base_name = g_dir_read_name (dir); + + if (base_name == NULL) { + break; + } + + if (!g_str_has_suffix (base_name, ".desktop")) { + continue; + } + + if (get_session_command_for_file (base_name, NULL)) { + + g_sequence_insert_sorted (sessions, g_strdup (base_name), (GCompareDataFunc) g_strcmp0, NULL); + } + } while (base_name != NULL); + + g_dir_close (dir); + } + + name = NULL; + session = g_sequence_get_begin_iter (sessions); + do { + if (g_sequence_get (session)) { + char *base_name; + + g_free (name); + base_name = g_sequence_get (session); + name = g_strndup (base_name, + strlen (base_name) - + strlen (".desktop")); + + break; + } + session = g_sequence_iter_next (session); + } while (!g_sequence_iter_is_end (session)); + + g_free (self->priv->fallback_session_name); + self->priv->fallback_session_name = name; + + g_sequence_free (sessions); + + out: + return self->priv->fallback_session_name; +} + +static const char * +get_default_session_name (GdmSession *self) +{ + if (self->priv->saved_session != NULL) { + return self->priv->saved_session; + } + + return get_fallback_session_name (self); +} + +static void +gdm_session_defaults_changed (GdmSession *self) +{ + emit_default_language_name_changed (self, + get_default_language_name (self)); + emit_default_session_name_changed (self, + get_default_session_name (self)); } void -gdm_session_start_conversation (GdmSession *session, - const char *service_name) +gdm_session_select_user (GdmSession *self, + const char *text) +{ + + g_debug ("GdmSession: Setting user: '%s'", text); + + g_free (self->priv->selected_user); + self->priv->selected_user = g_strdup (text); + + g_free (self->priv->saved_session); + self->priv->saved_session = NULL; + + g_free (self->priv->saved_language); + self->priv->saved_language = NULL; +} + +static DBusHandlerResult +gdm_session_handle_username_changed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: changing username from '%s' to '%s'", + self->priv->selected_user != NULL ? self->priv->selected_user : "<unset>", + (strlen (text)) ? text : "<unset>"); + + gdm_session_select_user (self, (strlen (text) > 0) ? g_strdup (text) : NULL); + + emit_selected_user_changed (self, self->priv->selected_user); + + gdm_session_defaults_changed (self); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static void +cancel_pending_query (GdmSessionConversation *conversation) { - g_return_if_fail (GDM_IS_SESSION (session)); + DBusMessage *reply; + + if (conversation->message_pending_reply == NULL) { + return; + } + + g_debug ("GdmSession: Cancelling pending query"); + + reply = dbus_message_new_error (conversation->message_pending_reply, + GDM_SESSION_DBUS_ERROR_CANCEL, + "Operation cancelled"); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_connection_flush (conversation->worker_connection); + + dbus_message_unref (reply); + dbus_message_unref (conversation->message_pending_reply); + conversation->message_pending_reply = NULL; +} + +static void +answer_pending_query (GdmSessionConversation *conversation, + const char *answer) +{ + DBusMessage *reply; + DBusMessageIter iter; + + reply = dbus_message_new_method_return (conversation->message_pending_reply); + dbus_message_iter_init_append (reply, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &answer); + + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + dbus_message_unref (conversation->message_pending_reply); + conversation->message_pending_reply = NULL; +} + +static void +set_pending_query (GdmSessionConversation *conversation, + DBusMessage *message) +{ + g_assert (conversation->message_pending_reply == NULL); + + conversation->message_pending_reply = dbus_message_ref (message); +} + +static DBusHandlerResult +gdm_session_handle_info_query (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + set_pending_query (conversation, message); + + g_debug ("GdmSession: Emitting 'info-query' signal"); + emit_info_query (self, conversation->service_name, text); - GDM_SESSION_GET_IFACE (session)->start_conversation (session, service_name); + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_secret_info_query (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + set_pending_query (conversation, message); + + g_debug ("GdmSession: Emitting 'secret-info-query' signal"); + emit_secret_info_query (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_info (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'info' signal"); + emit_info (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_cancel_pending_query (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + + g_debug ("GdmSession: worker cancelling pending query"); + + cancel_pending_query (conversation); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_problem (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'problem' signal"); + emit_problem (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_session_opened (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + + g_debug ("GdmSession: Handling SessionOpened"); + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + g_debug ("GdmSession: Emitting 'session-opened' signal"); + + emit_session_opened (self, conversation->service_name); + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_open_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'session-open-failed' signal"); + emit_session_open_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_session_started (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + int pid; + + pid = 0; + + g_debug ("GdmSession: Handling SessionStarted"); + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_INT32, &pid, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'session-started' signal with pid '%d'", + pid); + + self->priv->session_pid = pid; + self->priv->session_conversation = conversation; + + emit_session_started (self, conversation->service_name, pid); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_start_failed (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *text; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &text, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'session-start-failed' signal"); + emit_session_start_failed (self, conversation->service_name, text); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_session_exited (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + int code; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_INT32, &code, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'session-exited' signal with exit code '%d'", + code); + + self->priv->session_conversation = NULL; + emit_session_exited (self, code); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_session_died (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + int code; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_INT32, &code, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + g_debug ("GdmSession: Emitting 'session-died' signal with signal number '%d'", + code); + + self->priv->session_conversation = NULL; + emit_session_died (self, code); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_saved_language_name_read (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *language_name; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &language_name, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + if (strcmp (language_name, + get_default_language_name (self)) != 0) { + g_free (self->priv->saved_language); + self->priv->saved_language = g_strdup (language_name); + + emit_default_language_name_changed (self, language_name); + } + + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +gdm_session_handle_saved_session_name_read (GdmSession *self, + GdmSessionConversation *conversation, + DBusMessage *message) +{ + DBusMessage *reply; + DBusError error; + const char *session_name; + + dbus_error_init (&error); + if (! dbus_message_get_args (message, &error, + DBUS_TYPE_STRING, &session_name, + DBUS_TYPE_INVALID)) { + g_warning ("ERROR: %s", error.message); + } + + reply = dbus_message_new_method_return (message); + dbus_connection_send (conversation->worker_connection, reply, NULL); + dbus_message_unref (reply); + + if (! get_session_command_for_name (session_name, NULL)) { + /* ignore sessions that don't exist */ + g_debug ("GdmSession: not using invalid .dmrc session: %s", session_name); + g_free (self->priv->saved_session); + self->priv->saved_session = NULL; + goto out; + } + + if (strcmp (session_name, + get_default_session_name (self)) != 0) { + g_free (self->priv->saved_session); + self->priv->saved_session = g_strdup (session_name); + + emit_default_session_name_changed (self, session_name); + } + out: + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +session_worker_message (DBusConnection *connection, + DBusMessage *message, + void *user_data) +{ + GdmSessionConversation *conversation = user_data; + GdmSession *session; + + session = conversation->session; + + if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "InfoQuery")) { + return gdm_session_handle_info_query (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SecretInfoQuery")) { + return gdm_session_handle_secret_info_query (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Info")) { + return gdm_session_handle_info (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Problem")) { + return gdm_session_handle_problem (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "CancelPendingQuery")) { + return gdm_session_handle_cancel_pending_query (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "ServiceUnavailable")) { + return gdm_session_handle_service_unavailable (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SetupComplete")) { + return gdm_session_handle_setup_complete (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SetupFailed")) { + return gdm_session_handle_setup_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "ResetComplete")) { + return gdm_session_handle_reset_complete (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "ResetFailed")) { + return gdm_session_handle_reset_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Authenticated")) { + return gdm_session_handle_authenticated (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AuthenticationFailed")) { + return gdm_session_handle_authentication_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Authorized")) { + return gdm_session_handle_authorized (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AuthorizationFailed")) { + return gdm_session_handle_authorization_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Accredited")) { + return gdm_session_handle_accredited (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AccreditationFailed")) { + return gdm_session_handle_accreditation_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "UsernameChanged")) { + return gdm_session_handle_username_changed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionOpened")) { + return gdm_session_handle_session_opened (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "OpenFailed")) { + return gdm_session_handle_open_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionStarted")) { + return gdm_session_handle_session_started (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "StartFailed")) { + return gdm_session_handle_start_failed (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionExited")) { + return gdm_session_handle_session_exited (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionDied")) { + return gdm_session_handle_session_died (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SavedLanguageNameRead")) { + return gdm_session_handle_saved_language_name_read (session, conversation, message); + } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SavedSessionNameRead")) { + return gdm_session_handle_saved_session_name_read (session, conversation, message); + } + + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + +static DBusHandlerResult +do_introspect (DBusConnection *connection, + DBusMessage *message) +{ + DBusMessage *reply; + GString *xml; + char *xml_string; + + g_debug ("GdmSession: Do introspect"); + + /* standard header */ + xml = g_string_new ("<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n" + "\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n" + "<node>\n" + " <interface name=\"org.freedesktop.DBus.Introspectable\">\n" + " <method name=\"Introspect\">\n" + " <arg name=\"data\" direction=\"out\" type=\"s\"/>\n" + " </method>\n" + " </interface>\n"); + + /* interface */ + xml = g_string_append (xml, + " <interface name=\"org.gnome.DisplayManager.Session\">\n" + " <method name=\"SetupComplete\">\n" + " </method>\n" + " <method name=\"SetupFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"ResetComplete\">\n" + " </method>\n" + " <method name=\"ResetFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"Authenticated\">\n" + " </method>\n" + " <method name=\"AuthenticationFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"Authorized\">\n" + " </method>\n" + " <method name=\"AuthorizationFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"Accredited\">\n" + " </method>\n" + " <method name=\"AccreditationFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"CancelPendingQuery\">\n" + " </method>\n" + " <method name=\"InfoQuery\">\n" + " <arg name=\"query\" direction=\"in\" type=\"s\"/>\n" + " <arg name=\"answer\" direction=\"out\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"SecretInfoQuery\">\n" + " <arg name=\"query\" direction=\"in\" type=\"s\"/>\n" + " <arg name=\"answer\" direction=\"out\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"Info\">\n" + " <arg name=\"text\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"Problem\">\n" + " <arg name=\"text\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"UsernameChanged\">\n" + " <arg name=\"text\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"StartFailed\">\n" + " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" + " </method>\n" + " <method name=\"SessionStarted\">\n" + " <arg name=\"pid\" direction=\"in\" type=\"i\"/>\n" + " <arg name=\"environment\" direction=\"in\" type=\"as\"/>\n" + " </method>\n" + " <method name=\"SessionExited\">\n" + " <arg name=\"code\" direction=\"in\" type=\"i\"/>\n" + " </method>\n" + " <method name=\"SessionDied\">\n" + " <arg name=\"signal\" direction=\"in\" type=\"i\"/>\n" + " </method>\n" + " <signal name=\"Reset\">\n" + " </signal>\n" + " <signal name=\"Setup\">\n" + " <arg name=\"service_name\" type=\"s\"/>\n" + " <arg name=\"x11_display_name\" type=\"s\"/>\n" + " <arg name=\"display_device\" type=\"s\"/>\n" + " <arg name=\"display_seat\" type=\"s\"/>\n" + " <arg name=\"hostname\" type=\"s\"/>\n" + " <arg name=\"x11_authority_file\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"SetupForUser\">\n" + " <arg name=\"service_name\" type=\"s\"/>\n" + " <arg name=\"x11_display_name\" type=\"s\"/>\n" + " <arg name=\"display_device\" type=\"s\"/>\n" + " <arg name=\"display_seat\" type=\"s\"/>\n" + " <arg name=\"hostname\" type=\"s\"/>\n" + " <arg name=\"x11_authority_file\" type=\"s\"/>\n" + " <arg name=\"username\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"SetupForProgram\">\n" + " <arg name=\"service_name\" type=\"s\"/>\n" + " <arg name=\"x11_display_name\" type=\"s\"/>\n" + " <arg name=\"display_device\" type=\"s\"/>\n" + " <arg name=\"display_seat\" type=\"s\"/>\n" + " <arg name=\"hostname\" type=\"s\"/>\n" + " <arg name=\"x11_authority_file\" type=\"s\"/>\n" + " <arg name=\"log_file\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"Authenticate\">\n" + " </signal>\n" + " <signal name=\"Authorize\">\n" + " </signal>\n" + " <signal name=\"EstablishCredentials\">\n" + " </signal>\n" + " <signal name=\"RefreshCredentials\">\n" + " </signal>\n" + " <signal name=\"SetEnvironmentVariable\">\n" + " <arg name=\"name\" type=\"s\"/>\n" + " <arg name=\"value\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"SetLanguageName\">\n" + " <arg name=\"language_name\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"SetSessionName\">\n" + " <arg name=\"session_name\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"SetSessionType\">\n" + " <arg name=\"session_type\" type=\"s\"/>\n" + " </signal>\n" + " <signal name=\"StartProgram\">\n" + " <arg name=\"command\" type=\"s\"/>\n" + " </signal>\n" + " </interface>\n"); + + reply = dbus_message_new_method_return (message); + + xml = g_string_append (xml, "</node>\n"); + xml_string = g_string_free (xml, FALSE); + + dbus_message_append_args (reply, + DBUS_TYPE_STRING, &xml_string, + DBUS_TYPE_INVALID); + + g_free (xml_string); + + if (reply == NULL) { + g_error ("No memory"); + } + + if (! dbus_connection_send (connection, reply, NULL)) { + g_error ("No memory"); + } + + dbus_message_unref (reply); + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusHandlerResult +session_message_handler (DBusConnection *connection, + DBusMessage *message, + void *user_data) +{ + const char *dbus_destination = dbus_message_get_destination (message); + const char *dbus_path = dbus_message_get_path (message); + const char *dbus_interface = dbus_message_get_interface (message); + const char *dbus_member = dbus_message_get_member (message); + + g_debug ("session_message_handler: destination=%s obj_path=%s interface=%s method=%s", + dbus_destination ? dbus_destination : "(null)", + dbus_path ? dbus_path : "(null)", + dbus_interface ? dbus_interface : "(null)", + dbus_member ? dbus_member : "(null)"); + + if (dbus_message_is_method_call (message, "org.freedesktop.DBus", "AddMatch")) { + DBusMessage *reply; + + reply = dbus_message_new_method_return (message); + + if (reply == NULL) { + g_error ("No memory"); + } + + if (! dbus_connection_send (connection, reply, NULL)) { + g_error ("No memory"); + } + + dbus_message_unref (reply); + + return DBUS_HANDLER_RESULT_HANDLED; + } else if (dbus_message_is_signal (message, DBUS_INTERFACE_LOCAL, "Disconnected") && + strcmp (dbus_message_get_path (message), DBUS_PATH_LOCAL) == 0) { + + g_debug ("GdmSession: Disconnected"); + + /*dbus_connection_unref (connection);*/ + + return DBUS_HANDLER_RESULT_HANDLED; + } else if (dbus_message_is_method_call (message, "org.freedesktop.DBus.Introspectable", "Introspect")) { + return do_introspect (connection, message); + } else { + return session_worker_message (connection, message, user_data); + } + + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + +/* Note: Use abstract sockets like dbus does by default on Linux. Abstract + * sockets are only available on Linux. + */ +static char * +generate_address (void) +{ + char *path; +#if defined (__linux__) + int i; + char tmp[9]; + + for (i = 0; i < 8; i++) { + if (g_random_int_range (0, 2) == 0) { + tmp[i] = g_random_int_range ('a', 'z' + 1); + } else { + tmp[i] = g_random_int_range ('A', 'Z' + 1); + } + } + tmp[8] = '\0'; + + path = g_strdup_printf ("unix:abstract=/tmp/gdm-session-%s", tmp); +#else + path = g_strdup ("unix:tmpdir=/tmp"); +#endif + + return path; +} + +static void +session_unregister_handler (DBusConnection *connection, + void *user_data) +{ + g_debug ("session_unregister_handler"); +} + +static GdmSessionConversation * +find_conversation_by_pid (GdmSession *self, + GPid pid) +{ + GHashTableIter iter; + gpointer key, value; + + g_hash_table_iter_init (&iter, self->priv->conversations); + while (g_hash_table_iter_next (&iter, &key, &value)) { + GdmSessionConversation *conversation; + + conversation = (GdmSessionConversation *) value; + + if (conversation->worker_pid == pid) { + return conversation; + } + } + + return NULL; +} + +static dbus_bool_t +allow_user_function (DBusConnection *connection, + unsigned long uid, + void *data) +{ + if (0 == uid) { + return TRUE; + } + + g_debug ("GdmSession: User not allowed"); + + return FALSE; +} + +static gboolean +register_worker (GdmSession *self, + DBusConnection *connection) +{ + GdmSessionConversation *conversation; + DBusObjectPathVTable vtable = { &session_unregister_handler, + &session_message_handler, + NULL, NULL, NULL, NULL }; + GList *connection_node; + gulong pid; + + g_debug ("GdmSession: Authenticating new connection"); + + connection_node = g_list_find (self->priv->pending_connections, connection); + + if (connection_node == NULL) { + g_debug ("GdmSession: Ignoring connection that we aren't tracking"); + return FALSE; + } + + self->priv->pending_connections = + g_list_delete_link (self->priv->pending_connections, + connection_node); + + if (!dbus_connection_get_unix_process_id (connection, &pid)) { + g_warning ("GdmSession: Unable to read pid on new worker connection"); + dbus_connection_unref (connection); + return FALSE; + } + + conversation = find_conversation_by_pid (self, (GPid) pid); + + if (conversation == NULL) { + g_warning ("GdmSession: New worker connection is from unknown source"); + dbus_connection_unref (connection); + return FALSE; + } + + conversation->worker_connection = connection; + + g_debug ("GdmSession: worker connection is %p", connection); + + dbus_connection_register_object_path (connection, + GDM_SESSION_DBUS_PATH, + &vtable, + conversation); + + g_debug ("GdmSession: Emitting conversation-started signal"); + emit_conversation_started (self, conversation->service_name); + + g_debug ("GdmSession: Conversation started"); + + return TRUE; +} + +static DBusHandlerResult +on_message (DBusConnection *connection, + DBusMessage *message, + void *user_data) +{ + GdmSession *self = GDM_SESSION (user_data); + + g_debug ("GdmSession: got message"); + + if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Hello")) { + DBusMessage *reply; + + if (register_worker (self, connection)) { + reply = dbus_message_new_method_return (message); + } else { + reply = dbus_message_new_error (message, DBUS_ERROR_FAILED, ""); + } + + dbus_connection_send (connection, reply, NULL); + return DBUS_HANDLER_RESULT_HANDLED; + } + + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + +static void +handle_connection (DBusServer *server, + DBusConnection *new_connection, + void *user_data) +{ + GdmSession *self = GDM_SESSION (user_data); + g_debug ("GdmSession: Handing new connection"); + + /* add to the list of pending connections. We won't be able to + * associate it with a specific worker conversation until we have + * authenticated the connection (from the Hello handler). + */ + self->priv->pending_connections = + g_list_prepend (self->priv->pending_connections, + dbus_connection_ref (new_connection)); + dbus_connection_setup_with_g_main (new_connection, NULL); + dbus_connection_set_exit_on_disconnect (new_connection, FALSE); + + dbus_connection_set_unix_user_function (new_connection, + allow_user_function, + self, + NULL); + dbus_connection_add_filter (new_connection, on_message, self, NULL); +} + +static gboolean +setup_server (GdmSession *self) +{ + DBusError error; + gboolean ret; + char *address; + const char *auth_mechanisms[] = {"EXTERNAL", NULL}; + + ret = FALSE; + + g_debug ("GdmSession: Creating D-Bus server for session"); + + address = generate_address (); + + dbus_error_init (&error); + self->priv->server = dbus_server_listen (address, &error); + g_free (address); + + if (self->priv->server == NULL) { + g_warning ("Cannot create D-BUS server for the session: %s", error.message); + /* FIXME: should probably fail if we can't create the socket */ + goto out; + } + + dbus_server_setup_with_g_main (self->priv->server, NULL); + dbus_server_set_auth_mechanisms (self->priv->server, auth_mechanisms); + dbus_server_set_new_connection_function (self->priv->server, + handle_connection, + self, + NULL); + ret = TRUE; + + g_free (self->priv->server_address); + self->priv->server_address = dbus_server_get_address (self->priv->server); + + g_debug ("GdmSession: D-Bus server listening on %s", self->priv->server_address); + + out: + + return ret; +} + +static void +free_conversation (GdmSessionConversation *conversation) +{ + if (conversation->job != NULL) { + g_warning ("Freeing conversation '%s' with active job", conversation->service_name); + } + + g_free (conversation->service_name); + g_free (conversation); +} + +static void +gdm_session_init (GdmSession *self) +{ + self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, + GDM_TYPE_SESSION, + GdmSessionPrivate); + + g_signal_connect (self, + "authentication-failed", + G_CALLBACK (on_authentication_failed), + NULL); + g_signal_connect (self, + "session-started", + G_CALLBACK (on_session_started), + NULL); + g_signal_connect (self, + "session-start-failed", + G_CALLBACK (on_session_start_failed), + NULL); + g_signal_connect (self, + "session-exited", + G_CALLBACK (on_session_exited), + NULL); + + self->priv->conversations = g_hash_table_new_full (g_str_hash, + g_str_equal, + (GDestroyNotify) g_free, + (GDestroyNotify) + free_conversation); + self->priv->environment = g_hash_table_new_full (g_str_hash, + g_str_equal, + (GDestroyNotify) g_free, + (GDestroyNotify) g_free); + + setup_server (self); + +} + +static void +worker_started (GdmSessionWorkerJob *job, + GdmSessionConversation *conversation) +{ + g_debug ("GdmSession: Worker job started"); +} + +static void +worker_exited (GdmSessionWorkerJob *job, + int code, + GdmSessionConversation *conversation) +{ + + g_debug ("GdmSession: Worker job exited: %d", code); + + g_object_ref (conversation->job); + if (conversation->session->priv->session_conversation == conversation) { + emit_session_exited (GDM_SESSION (conversation->session), code); + } + + g_hash_table_steal (conversation->session->priv->conversations, conversation->service_name); + + g_debug ("GdmSession: Emitting conversation-stopped signal"); + emit_conversation_stopped (GDM_SESSION (conversation->session), + conversation->service_name); + g_object_unref (conversation->job); + + if (conversation->is_stopping) { + g_object_unref (conversation->job); + conversation->job = NULL; + } + + free_conversation (conversation); +} + +static void +worker_died (GdmSessionWorkerJob *job, + int signum, + GdmSessionConversation *conversation) +{ + + g_debug ("GdmSession: Worker job died: %d", signum); + + g_object_ref (conversation->job); + if (conversation->session->priv->session_conversation == conversation) { + emit_session_died (GDM_SESSION (conversation->session), signum); + } + + g_hash_table_steal (conversation->session->priv->conversations, conversation->service_name); + + g_debug ("GdmSession: Emitting conversation-stopped signal"); + emit_conversation_stopped (GDM_SESSION (conversation->session), + conversation->service_name); + g_object_unref (conversation->job); + + if (conversation->is_stopping) { + g_object_unref (conversation->job); + conversation->job = NULL; + } + + free_conversation (conversation); +} + +static GdmSessionConversation * +start_conversation (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + char *job_name; + + conversation = g_new0 (GdmSessionConversation, 1); + conversation->session = self; + conversation->service_name = g_strdup (service_name); + conversation->worker_pid = -1; + conversation->job = gdm_session_worker_job_new (); + gdm_session_worker_job_set_server_address (conversation->job, self->priv->server_address); + g_signal_connect (conversation->job, + "started", + G_CALLBACK (worker_started), + conversation); + g_signal_connect (conversation->job, + "exited", + G_CALLBACK (worker_exited), + conversation); + g_signal_connect (conversation->job, + "died", + G_CALLBACK (worker_died), + conversation); + + job_name = g_strdup_printf ("gdm-session-worker [pam/%s]", service_name); + if (!gdm_session_worker_job_start (conversation->job, job_name)) { + g_object_unref (conversation->job); + g_free (conversation->service_name); + g_free (conversation); + g_free (job_name); + return NULL; + } + + g_free (job_name); + + conversation->worker_pid = gdm_session_worker_job_get_pid (conversation->job); + + return conversation; +} + +static void +stop_conversation (GdmSessionConversation *conversation) +{ + GdmSession *session; + + session = conversation->session; + + if (conversation->worker_connection != NULL) { + dbus_connection_remove_filter (conversation->worker_connection, on_message, session); + + dbus_connection_close (conversation->worker_connection); + conversation->worker_connection = NULL; + } + + conversation->is_stopping = TRUE; + gdm_session_worker_job_stop (conversation->job); +} + +static void +stop_conversation_now (GdmSessionConversation *conversation) +{ + GdmSession *session; + + session = conversation->session; + + if (conversation->worker_connection != NULL) { + dbus_connection_remove_filter (conversation->worker_connection, on_message, session); + + dbus_connection_close (conversation->worker_connection); + conversation->worker_connection = NULL; + } + + gdm_session_worker_job_stop_now (conversation->job); + g_object_unref (conversation->job); + conversation->job = NULL; } void -gdm_session_stop_conversation (GdmSession *session, - const char *service_name) +gdm_session_start_conversation (GdmSession *self, + const char *service_name) { - g_return_if_fail (GDM_IS_SESSION (session)); + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = g_hash_table_lookup (self->priv->conversations, + service_name); + + if (conversation != NULL) { + if (!conversation->is_stopping) { + g_warning ("GdmSession: conversation %s started more than once", service_name); + return; + } + g_debug ("GdmSession: stopping old conversation %s", service_name); + gdm_session_worker_job_stop_now (conversation->job); + g_object_unref (conversation->job); + conversation->job = NULL; + } - GDM_SESSION_GET_IFACE (session)->stop_conversation (session, service_name); + g_debug ("GdmSession: starting conversation %s", service_name); + + conversation = start_conversation (self, service_name); + + g_hash_table_insert (self->priv->conversations, + g_strdup (service_name), conversation); } void -gdm_session_close (GdmSession *session) +gdm_session_stop_conversation (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + g_debug ("GdmSession: stopping conversation %s", service_name); + + conversation = find_conversation_by_name (self, service_name); + + if (conversation != NULL) { + stop_conversation (conversation); + } +} + +static void +send_setup (GdmSession *self, + const char *service_name) +{ + DBusMessage *message; + DBusMessageIter iter; + const char *display_name; + const char *display_device; + const char *display_seat_id; + const char *display_hostname; + const char *display_x11_authority_file; + GdmSessionConversation *conversation; + + g_assert (service_name != NULL); + + if (self->priv->display_name != NULL) { + display_name = self->priv->display_name; + } else { + display_name = ""; + } + if (self->priv->display_hostname != NULL) { + display_hostname = self->priv->display_hostname; + } else { + display_hostname = ""; + } + if (self->priv->display_device != NULL) { + display_device = self->priv->display_device; + } else { + display_device = ""; + } + if (self->priv->display_seat_id != NULL) { + display_seat_id = self->priv->display_seat_id; + } else { + display_seat_id = ""; + } + if (self->priv->display_x11_authority_file != NULL) { + display_x11_authority_file = self->priv->display_x11_authority_file; + } else { + display_x11_authority_file = ""; + } + + g_debug ("GdmSession: Beginning setup"); + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + "Setup"); + + dbus_message_iter_init_append (message, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &service_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_device); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_seat_id); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_hostname); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_x11_authority_file); + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL && ! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", "Setup"); + } + + dbus_message_unref (message); +} + +static void +send_setup_for_user (GdmSession *self, + const char *service_name) +{ + DBusMessage *message; + DBusMessageIter iter; + const char *display_name; + const char *display_device; + const char *display_seat_id; + const char *display_hostname; + const char *display_x11_authority_file; + const char *selected_user; + GdmSessionConversation *conversation; + + g_assert (service_name != NULL); + + if (self->priv->display_name != NULL) { + display_name = self->priv->display_name; + } else { + display_name = ""; + } + if (self->priv->display_hostname != NULL) { + display_hostname = self->priv->display_hostname; + } else { + display_hostname = ""; + } + if (self->priv->display_device != NULL) { + display_device = self->priv->display_device; + } else { + display_device = ""; + } + if (self->priv->display_seat_id != NULL) { + display_seat_id = self->priv->display_seat_id; + } else { + display_seat_id = ""; + } + if (self->priv->display_x11_authority_file != NULL) { + display_x11_authority_file = self->priv->display_x11_authority_file; + } else { + display_x11_authority_file = ""; + } + if (self->priv->selected_user != NULL) { + selected_user = self->priv->selected_user; + } else { + selected_user = ""; + } + + g_debug ("GdmSession: Beginning setup for user %s", self->priv->selected_user); + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + "SetupForUser"); + + dbus_message_iter_init_append (message, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &service_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_device); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_seat_id); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_hostname); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_x11_authority_file); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &selected_user); + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL && ! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", "SetupForUser"); + } + + dbus_message_unref (message); +} + +static void +send_setup_for_program (GdmSession *self, + const char *service_name, + const char *log_file) { - g_return_if_fail (GDM_IS_SESSION (session)); + DBusMessage *message; + DBusMessageIter iter; + const char *display_name; + const char *display_device; + const char *display_seat_id; + const char *display_hostname; + const char *display_x11_authority_file; + GdmSessionConversation *conversation; + + g_assert (service_name != NULL); + + if (self->priv->display_name != NULL) { + display_name = self->priv->display_name; + } else { + display_name = ""; + } + if (self->priv->display_hostname != NULL) { + display_hostname = self->priv->display_hostname; + } else { + display_hostname = ""; + } + if (self->priv->display_device != NULL) { + display_device = self->priv->display_device; + } else { + display_device = ""; + } + if (self->priv->display_seat_id != NULL) { + display_seat_id = self->priv->display_seat_id; + } else { + display_seat_id = ""; + } + if (self->priv->display_x11_authority_file != NULL) { + display_x11_authority_file = self->priv->display_x11_authority_file; + } else { + display_x11_authority_file = ""; + } + + g_debug ("GdmSession: Beginning setup for session for program with log '%s'", log_file); + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + "SetupForProgram"); + + dbus_message_iter_init_append (message, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &service_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_name); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_device); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_seat_id); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_hostname); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_x11_authority_file); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &log_file); - GDM_SESSION_GET_IFACE (session)->close (session); + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL && ! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", "SetupForProgram"); + } + + dbus_message_unref (message); } void -gdm_session_setup (GdmSession *session, +gdm_session_setup (GdmSession *self, const char *service_name) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->setup (session, service_name); + g_return_if_fail (GDM_IS_SESSION (self)); + + send_setup (self, service_name); + gdm_session_defaults_changed (self); } void -gdm_session_setup_for_user (GdmSession *session, +gdm_session_setup_for_user (GdmSession *self, const char *service_name, const char *username) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->setup_for_user (session, service_name, username); + g_return_if_fail (GDM_IS_SESSION (self)); + g_return_if_fail (username != NULL); + + gdm_session_select_user (self, username); + + send_setup_for_user (self, service_name); + gdm_session_defaults_changed (self); } void -gdm_session_setup_for_program (GdmSession *session, +gdm_session_setup_for_program (GdmSession *self, const char *service_name, const char *log_file) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->setup_for_program (session, service_name, log_file); + g_return_if_fail (GDM_IS_SESSION (self)); + + send_setup_for_program (self, service_name, log_file); +} + +void +gdm_session_authenticate (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL) { + send_dbus_void_signal (conversation, "Authenticate"); + } +} + +void +gdm_session_authorize (GdmSession *self, + const char *service_name) +{ + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = find_conversation_by_name (self, service_name); + if (conversation != NULL) { + send_dbus_void_signal (conversation, "Authorize"); + } +} + +void +gdm_session_accredit (GdmSession *self, + const char *service_name, + int cred_flag) +{ + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = find_conversation_by_name (self, service_name); + if (conversation == NULL) { + return; + } + + switch (cred_flag) { + case GDM_SESSION_CRED_ESTABLISH: + send_dbus_void_signal (conversation, "EstablishCredentials"); + break; + case GDM_SESSION_CRED_REFRESH: + send_dbus_void_signal (conversation, "RefreshCredentials"); + break; + default: + g_assert_not_reached (); + } +} + +static void +send_environment_variable (const char *key, + const char *value, + GdmSessionConversation *conversation) +{ + DBusMessage *message; + DBusMessageIter iter; + + message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH, + GDM_SESSION_DBUS_INTERFACE, + "SetEnvironmentVariable"); + + dbus_message_iter_init_append (message, &iter); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &key); + dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &value); + + if (! send_dbus_message (conversation, message)) { + g_debug ("GdmSession: Could not send %s signal", "SetEnvironmentVariable"); + } + + dbus_message_unref (message); +} + +static void +send_environment (GdmSession *self, + GdmSessionConversation *conversation) +{ + + g_hash_table_foreach (self->priv->environment, + (GHFunc) send_environment_variable, + conversation); +} + +static const char * +get_language_name (GdmSession *self) +{ + if (self->priv->selected_language != NULL) { + return self->priv->selected_language; + } + + return get_default_language_name (self); +} + +static const char * +get_session_name (GdmSession *self) +{ + /* FIXME: test the session names before we use them? */ + + if (self->priv->selected_session != NULL) { + return self->priv->selected_session; + } + + return get_default_session_name (self); +} + +static char * +get_session_command (GdmSession *self) +{ + gboolean res; + char *command; + const char *session_name; + + session_name = get_session_name (self); + + command = NULL; + res = get_session_command_for_name (session_name, &command); + if (! res) { + g_critical ("Cannot find a command for specified session: %s", session_name); + exit (1); + } + + return command; } void -gdm_session_set_environment_variable (GdmSession *session, +gdm_session_set_environment_variable (GdmSession *self, const char *key, const char *value) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->set_environment_variable (session, key, value); + g_return_if_fail (key != NULL); + g_return_if_fail (value != NULL); + + g_hash_table_replace (self->priv->environment, + g_strdup (key), + g_strdup (value)); +} + +static void +setup_session_environment (GdmSession *self) +{ + const char *locale; + + gdm_session_set_environment_variable (self, + "GDMSESSION", + get_session_name (self)); + gdm_session_set_environment_variable (self, + "DESKTOP_SESSION", + get_session_name (self)); + + locale = get_language_name (self); + + if (locale != NULL && locale[0] != '\0') { + gdm_session_set_environment_variable (self, + "LANG", + locale); + gdm_session_set_environment_variable (self, + "GDM_LANG", + locale); + } + + gdm_session_set_environment_variable (self, + "DISPLAY", + self->priv->display_name); + + if (self->priv->user_x11_authority_file != NULL) { + gdm_session_set_environment_variable (self, + "XAUTHORITY", + self->priv->user_x11_authority_file); + } + + if (g_getenv ("WINDOWPATH") != NULL) { + gdm_session_set_environment_variable (self, + "WINDOWPATH", + g_getenv ("WINDOWPATH")); + } + + + /* FIXME: We do this here and in the session worker. We should consolidate + * somehow. + */ + gdm_session_set_environment_variable (self, + "PATH", + strcmp (BINDIR, "/usr/bin") == 0? + GDM_SESSION_DEFAULT_PATH : + BINDIR ":" GDM_SESSION_DEFAULT_PATH); + } void -gdm_session_authenticate (GdmSession *session, +gdm_session_open_session (GdmSession *self, const char *service_name) { - g_return_if_fail (GDM_IS_SESSION (session)); + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = find_conversation_by_name (self, service_name); + + send_dbus_string_signal (conversation, "OpenSession", service_name); +} + +static void +stop_all_other_conversations (GdmSession *self, + GdmSessionConversation *conversation_to_keep, + gboolean now) +{ + GHashTableIter iter; + gpointer key, value; + + if (self->priv->conversations == NULL) { + return; + } + + if (conversation_to_keep == NULL) { + g_debug ("GdmSession: Stopping all conversations"); + } else { + g_debug ("GdmSession: Stopping all conversations " + "except for %s", conversation_to_keep->service_name); + } + + g_hash_table_iter_init (&iter, self->priv->conversations); + while (g_hash_table_iter_next (&iter, &key, &value)) { + GdmSessionConversation *conversation; + + conversation = (GdmSessionConversation *) value; + + if (conversation == conversation_to_keep) { + if (now) { + g_hash_table_iter_steal (&iter); + g_free (key); + } + } else { + if (now) { + stop_conversation_now (conversation); + } else { + stop_conversation (conversation); + } + } + } + + if (now) { + g_hash_table_remove_all (self->priv->conversations); + + if (conversation_to_keep != NULL) { + g_hash_table_insert (self->priv->conversations, + g_strdup (conversation_to_keep->service_name), + conversation_to_keep); + } + + if (self->priv->session_conversation != conversation_to_keep) { + self->priv->session_conversation = NULL; + } + } - GDM_SESSION_GET_IFACE (session)->authenticate (session, service_name); } void -gdm_session_authorize (GdmSession *session, - const char *service_name) +gdm_session_start_session (GdmSession *self, + const char *service_name) { - g_return_if_fail (GDM_IS_SESSION (session)); + GdmSessionConversation *conversation; + char *command; + char *program; + + g_return_if_fail (GDM_IS_SESSION (self)); + g_return_if_fail (self->priv->session_conversation == NULL); + + conversation = find_conversation_by_name (self, service_name); - GDM_SESSION_GET_IFACE (session)->authorize (session, service_name); + if (conversation == NULL) { + g_warning ("GdmSession: Tried to start session of " + "nonexistent conversation %s", service_name); + return; + } + + stop_all_other_conversations (self, conversation, FALSE); + + if (self->priv->selected_program == NULL) { + command = get_session_command (self); + + if (gdm_session_bypasses_xsession (self)) { + program = g_strdup (command); + } else { + program = g_strdup_printf (GDMCONFDIR "/Xsession \"%s\"", command); + } + + g_free (command); + } else { + program = g_strdup (self->priv->selected_program); + } + + setup_session_environment (self); + send_environment (self, conversation); + + send_dbus_string_signal (conversation, "StartProgram", program); + g_free (program); +} + +static void +stop_all_conversations (GdmSession *self) +{ + stop_all_other_conversations (self, NULL, TRUE); } void -gdm_session_accredit (GdmSession *session, - const char *service_name, - int flag) +gdm_session_close (GdmSession *self) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->accredit (session, service_name, flag); + g_return_if_fail (GDM_IS_SESSION (self)); + + g_debug ("GdmSession: Closing session"); + + if (self->priv->session_conversation != NULL) { + gdm_session_record_logout (self->priv->session_pid, + self->priv->selected_user, + self->priv->display_hostname, + self->priv->display_name, + self->priv->display_device); + } + + stop_all_conversations (self); + + g_list_foreach (self->priv->pending_connections, + (GFunc) dbus_connection_unref, NULL); + g_list_free (self->priv->pending_connections); + self->priv->pending_connections = NULL; + + g_free (self->priv->selected_user); + self->priv->selected_user = NULL; + + g_free (self->priv->selected_session); + self->priv->selected_session = NULL; + + g_free (self->priv->saved_session); + self->priv->saved_session = NULL; + + g_free (self->priv->selected_language); + self->priv->selected_language = NULL; + + g_free (self->priv->saved_language); + self->priv->saved_language = NULL; + + g_free (self->priv->user_x11_authority_file); + self->priv->user_x11_authority_file = NULL; + + g_hash_table_remove_all (self->priv->environment); + + self->priv->session_pid = -1; + self->priv->session_conversation = NULL; } void -gdm_session_answer_query (GdmSession *session, +gdm_session_answer_query (GdmSession *self, const char *service_name, const char *text) { - g_return_if_fail (GDM_IS_SESSION (session)); + GdmSessionConversation *conversation; + + g_return_if_fail (GDM_IS_SESSION (self)); + + conversation = find_conversation_by_name (self, service_name); + + answer_pending_query (conversation, text); +} + +void +gdm_session_cancel (GdmSession *self) +{ + g_return_if_fail (GDM_IS_SESSION (self)); + + stop_all_conversations (self); +} + +char * +gdm_session_get_username (GdmSession *self) +{ + g_return_val_if_fail (GDM_IS_SESSION (self), NULL); + + return g_strdup (self->priv->selected_user); +} + +char * +gdm_session_get_display_device (GdmSession *self) +{ + g_return_val_if_fail (GDM_IS_SESSION (self), NULL); + + return g_strdup (self->priv->display_device); +} + +char * +gdm_session_get_display_seat_id (GdmSession *self) +{ + g_return_val_if_fail (GDM_IS_SESSION (self), NULL); + + return g_strdup (self->priv->display_seat_id); +} + +gboolean +gdm_session_bypasses_xsession (GdmSession *self) +{ + GError *error; + GKeyFile *key_file; + gboolean res; + gboolean bypasses_xsession = FALSE; + char *filename; + + g_return_val_if_fail (self != NULL, FALSE); + g_return_val_if_fail (GDM_IS_SESSION (self), FALSE); + + filename = g_strdup_printf ("%s.desktop", get_session_name (self)); + + key_file = g_key_file_new (); + error = NULL; + res = g_key_file_load_from_dirs (key_file, + filename, + get_system_session_dirs (), + NULL, + G_KEY_FILE_NONE, + &error); + if (! res) { + g_debug ("GdmSession: File '%s' not found: %s", filename, error->message); + goto out; + } + + error = NULL; + res = g_key_file_has_key (key_file, G_KEY_FILE_DESKTOP_GROUP, "X-GDM-BypassXsession", NULL); + if (!res) { + goto out; + } else { + bypasses_xsession = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, "X-GDM-BypassXsession", &error); + if (error) { + bypasses_xsession = FALSE; + g_error_free (error); + goto out; + } + if (bypasses_xsession) { + g_debug ("GdmSession: Session %s bypasses Xsession wrapper script", filename); + } + } - GDM_SESSION_GET_IFACE (session)->answer_query (session, service_name, text); +out: + g_free (filename); + return bypasses_xsession; } void -gdm_session_select_program (GdmSession *session, +gdm_session_select_program (GdmSession *self, const char *text) { - g_return_if_fail (GDM_IS_SESSION (session)); - GDM_SESSION_GET_IFACE (session)->select_program (session, text); + g_free (self->priv->selected_program); + + self->priv->selected_program = g_strdup (text); } void -gdm_session_select_session_type (GdmSession *session, +gdm_session_select_session_type (GdmSession *self, const char *text) { - g_return_if_fail (GDM_IS_SESSION (session)); + GHashTableIter iter; + gpointer key, value; + + g_hash_table_iter_init (&iter, self->priv->conversations); + while (g_hash_table_iter_next (&iter, &key, &value)) { + GdmSessionConversation *conversation; - GDM_SESSION_GET_IFACE (session)->select_session_type (session, text); + conversation = (GdmSessionConversation *) value; + + send_dbus_string_signal (conversation, "SetSessionType", + text); + } } + void -gdm_session_select_session (GdmSession *session, +gdm_session_select_session (GdmSession *self, const char *text) { - g_return_if_fail (GDM_IS_SESSION (session)); + GHashTableIter iter; + gpointer key, value; + + g_free (self->priv->selected_session); - GDM_SESSION_GET_IFACE (session)->select_session (session, text); + if (strcmp (text, "__previous") == 0) { + self->priv->selected_session = NULL; + } else { + self->priv->selected_session = g_strdup (text); + } + + g_hash_table_iter_init (&iter, self->priv->conversations); + while (g_hash_table_iter_next (&iter, &key, &value)) { + GdmSessionConversation *conversation; + + conversation = (GdmSessionConversation *) value; + + send_dbus_string_signal (conversation, "SetSessionName", + get_session_name (self)); + } } void -gdm_session_select_language (GdmSession *session, +gdm_session_select_language (GdmSession *self, const char *text) { - g_return_if_fail (GDM_IS_SESSION (session)); + GHashTableIter iter; + gpointer key, value; + + g_free (self->priv->selected_language); + + if (strcmp (text, "__previous") == 0) { + self->priv->selected_language = NULL; + } else { + self->priv->selected_language = g_strdup (text); + } - GDM_SESSION_GET_IFACE (session)->select_language (session, text); + g_hash_table_iter_init (&iter, self->priv->conversations); + while (g_hash_table_iter_next (&iter, &key, &value)) { + GdmSessionConversation *conversation; + + conversation = (GdmSessionConversation *) value; + + send_dbus_string_signal (conversation, "SetLanguageName", + get_language_name (self)); + } } -void -gdm_session_select_user (GdmSession *session, - const char *text) +/* At some point we may want to read these right from + * the slave but for now I don't want the dependency */ +static void +set_display_name (GdmSession *self, + const char *name) { - g_return_if_fail (GDM_IS_SESSION (session)); + g_free (self->priv->display_name); + self->priv->display_name = g_strdup (name); +} - GDM_SESSION_GET_IFACE (session)->select_user (session, text); +static void +set_display_hostname (GdmSession *self, + const char *name) +{ + g_free (self->priv->display_hostname); + self->priv->display_hostname = g_strdup (name); } -void -gdm_session_cancel (GdmSession *session) +static void +set_display_device (GdmSession *self, + const char *name) { - g_return_if_fail (GDM_IS_SESSION (session)); + g_debug ("GdmSession: Setting display device: %s", name); + g_free (self->priv->display_device); + self->priv->display_device = g_strdup (name); +} - GDM_SESSION_GET_IFACE (session)->cancel (session); +static void +set_display_seat_id (GdmSession *self, + const char *name) +{ + g_free (self->priv->display_seat_id); + self->priv->display_seat_id = g_strdup (name); } -void -gdm_session_open_session (GdmSession *session, - const char *service_name) +static void +set_user_x11_authority_file (GdmSession *self, + const char *name) { - g_return_if_fail (GDM_IS_SESSION (session)); + g_free (self->priv->user_x11_authority_file); + self->priv->user_x11_authority_file = g_strdup (name); +} - GDM_SESSION_GET_IFACE (session)->open_session (session, service_name); +static void +set_display_x11_authority_file (GdmSession *self, + const char *name) +{ + g_free (self->priv->display_x11_authority_file); + self->priv->display_x11_authority_file = g_strdup (name); } -void -gdm_session_start_session (GdmSession *session, - const char *service_name) +static void +set_display_is_local (GdmSession *self, + gboolean is_local) +{ + self->priv->display_is_local = is_local; +} + +static void +gdm_session_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + GdmSession *self; + + self = GDM_SESSION (object); + + switch (prop_id) { + case PROP_DISPLAY_NAME: + set_display_name (self, g_value_get_string (value)); + break; + case PROP_DISPLAY_HOSTNAME: + set_display_hostname (self, g_value_get_string (value)); + break; + case PROP_DISPLAY_DEVICE: + set_display_device (self, g_value_get_string (value)); + break; + case PROP_DISPLAY_SEAT_ID: + set_display_seat_id (self, g_value_get_string (value)); + break; + case PROP_USER_X11_AUTHORITY_FILE: + set_user_x11_authority_file (self, g_value_get_string (value)); + break; + case PROP_DISPLAY_X11_AUTHORITY_FILE: + set_display_x11_authority_file (self, g_value_get_string (value)); + break; + case PROP_DISPLAY_IS_LOCAL: + set_display_is_local (self, g_value_get_boolean (value)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gdm_session_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + GdmSession *self; + + self = GDM_SESSION (object); + + switch (prop_id) { + case PROP_DISPLAY_NAME: + g_value_set_string (value, self->priv->display_name); + break; + case PROP_DISPLAY_HOSTNAME: + g_value_set_string (value, self->priv->display_hostname); + break; + case PROP_DISPLAY_DEVICE: + g_value_set_string (value, self->priv->display_device); + break; + case PROP_DISPLAY_SEAT_ID: + g_value_set_string (value, self->priv->display_seat_id); + break; + case PROP_USER_X11_AUTHORITY_FILE: + g_value_set_string (value, self->priv->user_x11_authority_file); + break; + case PROP_DISPLAY_X11_AUTHORITY_FILE: + g_value_set_string (value, self->priv->display_x11_authority_file); + break; + case PROP_DISPLAY_IS_LOCAL: + g_value_set_boolean (value, self->priv->display_is_local); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gdm_session_dispose (GObject *object) +{ + GdmSession *self; + + self = GDM_SESSION (object); + + g_debug ("GdmSession: Disposing session"); + + gdm_session_close (self); + + g_free (self->priv->display_id); + self->priv->display_id = NULL; + + g_free (self->priv->display_name); + self->priv->display_name = NULL; + + g_free (self->priv->display_hostname); + self->priv->display_hostname = NULL; + + g_free (self->priv->display_device); + self->priv->display_device = NULL; + + g_free (self->priv->display_seat_id); + self->priv->display_seat_id = NULL; + + g_free (self->priv->display_x11_authority_file); + self->priv->display_x11_authority_file = NULL; + + g_free (self->priv->server_address); + self->priv->server_address = NULL; + + if (self->priv->server != NULL) { + dbus_server_disconnect (self->priv->server); + dbus_server_unref (self->priv->server); + self->priv->server = NULL; + } + + if (self->priv->environment != NULL) { + g_hash_table_destroy (self->priv->environment); + self->priv->environment = NULL; + } + + G_OBJECT_CLASS (gdm_session_parent_class)->dispose (object); +} + +static void +gdm_session_finalize (GObject *object) { - g_return_if_fail (GDM_IS_SESSION (session)); + GdmSession *self; + GObjectClass *parent_class; + + self = GDM_SESSION (object); + + g_free (self->priv->selected_user); + g_free (self->priv->selected_session); + g_free (self->priv->saved_session); + g_free (self->priv->selected_language); + g_free (self->priv->saved_language); - GDM_SESSION_GET_IFACE (session)->start_session (session, service_name); + g_free (self->priv->fallback_session_name); + + parent_class = G_OBJECT_CLASS (gdm_session_parent_class); + + if (parent_class->finalize != NULL) + parent_class->finalize (object); +} + +static GObject * +gdm_session_constructor (GType type, + guint n_construct_properties, + GObjectConstructParam *construct_properties) +{ + GdmSession *self; + + self = GDM_SESSION (G_OBJECT_CLASS (gdm_session_parent_class)->constructor (type, + n_construct_properties, + construct_properties)); + return G_OBJECT (self); } static void -gdm_session_class_init (gpointer g_iface) +gdm_session_class_init (GdmSessionClass *session_class) { - GType iface_type = G_TYPE_FROM_INTERFACE (g_iface); + GObjectClass *object_class; + + object_class = G_OBJECT_CLASS (session_class); + + object_class->get_property = gdm_session_get_property; + object_class->set_property = gdm_session_set_property; + object_class->constructor = gdm_session_constructor; + object_class->dispose = gdm_session_dispose; + object_class->finalize = gdm_session_finalize; + + g_type_class_add_private (session_class, sizeof (GdmSessionPrivate)); signals [CONVERSATION_STARTED] = g_signal_new ("conversation-started", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, conversation_started), + G_STRUCT_OFFSET (GdmSessionClass, conversation_started), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -269,9 +3236,9 @@ gdm_session_class_init (gpointer g_iface) 1, G_TYPE_STRING); signals [CONVERSATION_STOPPED] = g_signal_new ("conversation-stopped", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, conversation_stopped), + G_STRUCT_OFFSET (GdmSessionClass, conversation_stopped), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -279,9 +3246,9 @@ gdm_session_class_init (gpointer g_iface) 1, G_TYPE_STRING); signals [SERVICE_UNAVAILABLE] = g_signal_new ("service-unavailable", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, service_unavailable), + G_STRUCT_OFFSET (GdmSessionClass, service_unavailable), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -290,9 +3257,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [SETUP_COMPLETE] = g_signal_new ("setup-complete", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, setup_complete), + G_STRUCT_OFFSET (GdmSessionClass, setup_complete), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -301,9 +3268,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [SETUP_FAILED] = g_signal_new ("setup-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, setup_failed), + G_STRUCT_OFFSET (GdmSessionClass, setup_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -312,9 +3279,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [RESET_COMPLETE] = g_signal_new ("reset-complete", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, reset_complete), + G_STRUCT_OFFSET (GdmSessionClass, reset_complete), NULL, NULL, g_cclosure_marshal_VOID__VOID, @@ -322,9 +3289,9 @@ gdm_session_class_init (gpointer g_iface) 0); signals [RESET_FAILED] = g_signal_new ("reset-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, reset_failed), + G_STRUCT_OFFSET (GdmSessionClass, reset_failed), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -333,9 +3300,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [AUTHENTICATED] = g_signal_new ("authenticated", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, authenticated), + G_STRUCT_OFFSET (GdmSessionClass, authenticated), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -343,9 +3310,9 @@ gdm_session_class_init (gpointer g_iface) 1, G_TYPE_STRING); signals [AUTHENTICATION_FAILED] = g_signal_new ("authentication-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, authentication_failed), + G_STRUCT_OFFSET (GdmSessionClass, authentication_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -354,9 +3321,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [AUTHORIZED] = g_signal_new ("authorized", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, authorized), + G_STRUCT_OFFSET (GdmSessionClass, authorized), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -364,9 +3331,9 @@ gdm_session_class_init (gpointer g_iface) 1, G_TYPE_STRING); signals [AUTHORIZATION_FAILED] = g_signal_new ("authorization-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, authorization_failed), + G_STRUCT_OFFSET (GdmSessionClass, authorization_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -375,9 +3342,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [ACCREDITED] = g_signal_new ("accredited", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, accredited), + G_STRUCT_OFFSET (GdmSessionClass, accredited), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -385,9 +3352,9 @@ gdm_session_class_init (gpointer g_iface) 1, G_TYPE_STRING); signals [ACCREDITATION_FAILED] = g_signal_new ("accreditation-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, accreditation_failed), + G_STRUCT_OFFSET (GdmSessionClass, accreditation_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -397,9 +3364,9 @@ gdm_session_class_init (gpointer g_iface) signals [INFO_QUERY] = g_signal_new ("info-query", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, info_query), + G_STRUCT_OFFSET (GdmSessionClass, info_query), NULL, NULL, g_cclosure_marshal_generic, @@ -408,9 +3375,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [SECRET_INFO_QUERY] = g_signal_new ("secret-info-query", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, secret_info_query), + G_STRUCT_OFFSET (GdmSessionClass, secret_info_query), NULL, NULL, g_cclosure_marshal_generic, @@ -419,9 +3386,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [INFO] = g_signal_new ("info", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, info), + G_STRUCT_OFFSET (GdmSessionClass, info), NULL, NULL, g_cclosure_marshal_generic, @@ -430,9 +3397,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [PROBLEM] = g_signal_new ("problem", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, problem), + G_STRUCT_OFFSET (GdmSessionClass, problem), NULL, NULL, g_cclosure_marshal_generic, @@ -441,9 +3408,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [SESSION_OPENED] = g_signal_new ("session-opened", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_opened), + G_STRUCT_OFFSET (GdmSessionClass, session_opened), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -452,9 +3419,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [SESSION_OPEN_FAILED] = g_signal_new ("session-open-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_open_failed), + G_STRUCT_OFFSET (GdmSessionClass, session_open_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -463,9 +3430,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [SESSION_STARTED] = g_signal_new ("session-started", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_started), + G_STRUCT_OFFSET (GdmSessionClass, session_started), NULL, NULL, g_cclosure_marshal_generic, @@ -474,9 +3441,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_INT); signals [SESSION_START_FAILED] = g_signal_new ("session-start-failed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_start_failed), + G_STRUCT_OFFSET (GdmSessionClass, session_start_failed), NULL, NULL, g_cclosure_marshal_generic, @@ -485,9 +3452,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING, G_TYPE_STRING); signals [SESSION_EXITED] = g_signal_new ("session-exited", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_exited), + G_STRUCT_OFFSET (GdmSessionClass, session_exited), NULL, NULL, g_cclosure_marshal_VOID__INT, @@ -496,9 +3463,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_INT); signals [SESSION_DIED] = g_signal_new ("session-died", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, session_died), + G_STRUCT_OFFSET (GdmSessionClass, session_died), NULL, NULL, g_cclosure_marshal_VOID__INT, @@ -507,9 +3474,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_INT); signals [SELECTED_USER_CHANGED] = g_signal_new ("selected-user-changed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, selected_user_changed), + G_STRUCT_OFFSET (GdmSessionClass, selected_user_changed), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -518,9 +3485,9 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [DEFAULT_LANGUAGE_NAME_CHANGED] = g_signal_new ("default-language-name-changed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, default_language_name_changed), + G_STRUCT_OFFSET (GdmSessionClass, default_language_name_changed), NULL, NULL, g_cclosure_marshal_VOID__STRING, @@ -529,239 +3496,87 @@ gdm_session_class_init (gpointer g_iface) G_TYPE_STRING); signals [DEFAULT_SESSION_NAME_CHANGED] = g_signal_new ("default-session-name-changed", - iface_type, + GDM_TYPE_SESSION, G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (GdmSessionIface, default_session_name_changed), + G_STRUCT_OFFSET (GdmSessionClass, default_session_name_changed), NULL, NULL, g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); -} - -void -_gdm_session_service_unavailable (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [SERVICE_UNAVAILABLE], 0, service_name); -} - -void -_gdm_session_setup_complete (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [SETUP_COMPLETE], 0, service_name); -} - -void -_gdm_session_setup_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SETUP_FAILED], 0, service_name, text); -} - -void -_gdm_session_reset_complete (GdmSession *session) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [RESET_COMPLETE], 0); -} - -void -_gdm_session_reset_failed (GdmSession *session, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [RESET_FAILED], 0, text); -} - -void -_gdm_session_authenticated (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [AUTHENTICATED], 0, service_name); -} - -void -_gdm_session_authentication_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [AUTHENTICATION_FAILED], 0, service_name, text); -} - -void -_gdm_session_authorized (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [AUTHORIZED], 0, service_name); -} - -void -_gdm_session_authorization_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [AUTHORIZATION_FAILED], 0, service_name, text); -} - -void -_gdm_session_accredited (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [ACCREDITED], 0, service_name); + g_object_class_install_property (object_class, + PROP_DISPLAY_NAME, + g_param_spec_string ("display-name", + "display name", + "display name", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + g_object_class_install_property (object_class, + PROP_DISPLAY_HOSTNAME, + g_param_spec_string ("display-hostname", + "display hostname", + "display hostname", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + g_object_class_install_property (object_class, + PROP_DISPLAY_IS_LOCAL, + g_param_spec_boolean ("display-is-local", + "display is local", + "display is local", + TRUE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + g_object_class_install_property (object_class, + PROP_DISPLAY_X11_AUTHORITY_FILE, + g_param_spec_string ("display-x11-authority-file", + "display x11 authority file", + "display x11 authority file", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + /* not construct only */ + g_object_class_install_property (object_class, + PROP_USER_X11_AUTHORITY_FILE, + g_param_spec_string ("user-x11-authority-file", + "", + "", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + g_object_class_install_property (object_class, + PROP_DISPLAY_DEVICE, + g_param_spec_string ("display-device", + "display device", + "display device", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property (object_class, + PROP_DISPLAY_SEAT_ID, + g_param_spec_string ("display-seat-id", + "display seat id", + "display seat id", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); } -void -_gdm_session_accreditation_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [ACCREDITATION_FAILED], 0, service_name, text); -} - -void -_gdm_session_info_query (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [INFO_QUERY], 0, service_name, text); -} - -void -_gdm_session_secret_info_query (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SECRET_INFO_QUERY], 0, service_name, text); -} - -void -_gdm_session_info (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [INFO], 0, service_name, text); -} - -void -_gdm_session_problem (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [PROBLEM], 0, service_name, text); -} - -void -_gdm_session_session_opened (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_OPENED], 0, service_name); -} - -void -_gdm_session_session_open_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_OPEN_FAILED], 0, service_name, text); -} - -void -_gdm_session_session_started (GdmSession *session, - const char *service_name, - int pid) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_STARTED], 0, service_name, pid); -} - -void -_gdm_session_session_start_failed (GdmSession *session, - const char *service_name, - const char *text) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_START_FAILED], 0, service_name, text); -} - -void -_gdm_session_session_exited (GdmSession *session, - int exit_code) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_EXITED], 0, exit_code); -} - -void -_gdm_session_session_died (GdmSession *session, - int signal_number) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SESSION_DIED], 0, signal_number); -} - -void -_gdm_session_conversation_started (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [CONVERSATION_STARTED], 0, service_name); -} - -void -_gdm_session_conversation_stopped (GdmSession *session, - const char *service_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [CONVERSATION_STOPPED], 0, service_name); -} - -void -_gdm_session_default_language_name_changed (GdmSession *session, - const char *language_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [DEFAULT_LANGUAGE_NAME_CHANGED], 0, language_name); -} - -void -_gdm_session_default_session_name_changed (GdmSession *session, - const char *session_name) -{ - g_return_if_fail (GDM_IS_SESSION (session)); - - g_signal_emit (session, signals [DEFAULT_SESSION_NAME_CHANGED], 0, session_name); -} - -void -_gdm_session_selected_user_changed (GdmSession *session, - const char *text) +GdmSession * +gdm_session_new (const char *display_name, + const char *display_hostname, + const char *display_device, + const char *display_seat_id, + const char *display_x11_authority_file, + gboolean display_is_local) { - g_return_if_fail (GDM_IS_SESSION (session)); - g_signal_emit (session, signals [SELECTED_USER_CHANGED], 0, text); + GdmSession *self; + + self = g_object_new (GDM_TYPE_SESSION, + "display-name", display_name, + "display-hostname", display_hostname, + "display-device", display_device, + "display-seat-id", display_seat_id, + "display-x11-authority-file", display_x11_authority_file, + "display-is-local", display_is_local, + NULL); + + return self; } |