[gdm/wip/wayland: 8/10] daemon: move user session code from slave to main daemon
- From: Ray Strode <halfline src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gdm/wip/wayland: 8/10] daemon: move user session code from slave to main daemon
- Date: Thu, 5 Dec 2013 15:43:15 +0000 (UTC)
commit f48bbbd5ef56e49023d4282a20568e25283537ca
Author: Ray Strode <rstrode redhat com>
Date: Tue Sep 17 15:52:25 2013 -0400
daemon: move user session code from slave to main daemon
This will allow us to run a session without a slave babysitting it.
daemon/Makefile.am | 14 +
daemon/gdm-display.c | 266 +++++--
daemon/gdm-display.h | 39 +-
daemon/gdm-manager.c | 1443 ++++++++++++++++++++++++++++++--------
daemon/gdm-simple-slave.c | 855 ++---------------------
daemon/gdm-slave.c | 716 ++------------------
daemon/gdm-slave.h | 30 +-
daemon/gdm-slave.xml | 20 +-
daemon/gdm-xdmcp-chooser-slave.c | 26 -
9 files changed, 1514 insertions(+), 1895 deletions(-)
---
diff --git a/daemon/Makefile.am b/daemon/Makefile.am
index 282d198..6aeb5f6 100644
--- a/daemon/Makefile.am
+++ b/daemon/Makefile.am
@@ -321,6 +321,14 @@ gdm_SOURCES = \
gdm-transient-display.h \
gdm-manager.c \
gdm-manager.h \
+ gdm-session.c \
+ gdm-session.h \
+ gdm-session-record.c \
+ gdm-session-record.h \
+ gdm-session-worker-common.c \
+ gdm-session-worker-common.h \
+ gdm-session-worker-job.c \
+ gdm-session-worker-job.h \
gdm-slave-job.c \
gdm-slave-job.h \
gdm-dbus-util.c \
@@ -340,6 +348,12 @@ nodist_gdm_SOURCES = \
gdm-static-display-glue.c \
gdm-slave-glue.h \
gdm-slave-glue.c \
+ gdm-session-glue.h \
+ gdm-session-glue.c \
+ gdm-session-worker-glue.c \
+ gdm-session-worker-glue.h \
+ gdm-session-enum-types.c \
+ gdm-session-enum-types.h \
$(NULL)
XDMCP_SOURCES = \
diff --git a/daemon/gdm-display.c b/daemon/gdm-display.c
index 902df50..0d719c1 100644
--- a/daemon/gdm-display.c
+++ b/daemon/gdm-display.c
@@ -104,6 +104,8 @@ static void gdm_display_class_init (GdmDisplayClass *klass);
static void gdm_display_init (GdmDisplay *display);
static void gdm_display_finalize (GObject *object);
static void queue_finish (GdmDisplay *display);
+static void _gdm_display_set_status (GdmDisplay *display,
+ int status);
G_DEFINE_ABSTRACT_TYPE (GdmDisplay, gdm_display, G_TYPE_OBJECT)
@@ -289,6 +291,13 @@ on_name_vanished (GDBusConnection *connection,
queue_finish (GDM_DISPLAY (user_data));
}
+static void
+on_slave_started (GdmDBusSlave *slave_proxy,
+ GdmDisplay *display)
+{
+ _gdm_display_set_status (display, GDM_DISPLAY_MANAGED);
+}
+
static gboolean
gdm_display_real_set_slave_bus_name (GdmDisplay *display,
const char *name,
@@ -320,6 +329,10 @@ gdm_display_real_set_slave_bus_name (GdmDisplay *display,
G_OBJECT (display),
"session-id",
G_BINDING_DEFAULT);
+ g_signal_connect (G_OBJECT (display->priv->slave_proxy),
+ "started",
+ G_CALLBACK (on_slave_started),
+ display);
return TRUE;
}
@@ -419,20 +432,38 @@ gdm_display_real_get_timed_login_details (GdmDisplay *display,
gboolean
gdm_display_get_timed_login_details (GdmDisplay *display,
- gboolean *enabled,
- char **username,
- int *delay,
+ gboolean *out_enabled,
+ char **out_username,
+ int *out_delay,
GError **error)
{
+ gboolean enabled;
+ char *username;
+ int delay;
+
g_return_val_if_fail (GDM_IS_DISPLAY (display), FALSE);
- GDM_DISPLAY_GET_CLASS (display)->get_timed_login_details (display, enabled, username, delay);
+ GDM_DISPLAY_GET_CLASS (display)->get_timed_login_details (display, &enabled, &username, &delay);
- g_debug ("GdmSlave: Got timed login details for display %s: %d '%s' %d",
+ g_debug ("GdmDisplay: Got timed login details for display %s: %d '%s' %d",
display->priv->x11_display_name,
- *enabled,
- *username ? *username : "(null)",
- *delay);
+ enabled,
+ username,
+ delay);
+
+ if (out_enabled) {
+ *out_enabled = enabled;
+ }
+
+ if (out_username) {
+ *out_username = username;
+ } else {
+ g_free (username);
+ }
+
+ if (out_delay) {
+ *out_delay = delay;
+ }
return TRUE;
}
@@ -1310,74 +1341,6 @@ register_display (GdmDisplay *display)
return TRUE;
}
-char *
-gdm_display_open_session_sync (GdmDisplay *display,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GCancellable *cancellable,
- GError **error)
-{
- char *address;
- int ret;
-
- if (display->priv->slave_bus_proxy == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("No session available yet"));
- return NULL;
- }
-
- address = NULL;
- ret = gdm_dbus_slave_call_open_session_sync (display->priv->slave_bus_proxy,
- (int) pid_of_caller,
- (int) uid_of_caller,
- &address,
- cancellable,
- error);
-
- if (!ret) {
- return NULL;
- }
-
- return address;
-}
-
-char *
-gdm_display_open_reauthentication_channel_sync (GdmDisplay *display,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GCancellable *cancellable,
- GError **error)
-{
- char *address;
- int ret;
-
- if (display->priv->slave_bus_proxy == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("No session available yet"));
- return NULL;
- }
-
- address = NULL;
- ret = gdm_dbus_slave_call_open_reauthentication_channel_sync (display->priv->slave_bus_proxy,
- username,
- pid_of_caller,
- uid_of_caller,
- &address,
- cancellable,
- error);
-
- if (!ret) {
- return NULL;
- }
-
- return address;
-}
-
/*
dbus-send --system --print-reply --dest=org.gnome.DisplayManager /org/gnome/DisplayManager/Displays/1
org.freedesktop.DBus.Introspectable.Introspect
*/
@@ -1629,3 +1592,154 @@ gdm_display_get_object_skeleton (GdmDisplay *display)
{
return display->priv->object_skeleton;
}
+
+static void
+on_slave_set_up (GdmDBusSlave *slave,
+ GAsyncResult *result,
+ GTask *task)
+{
+ GError *error = NULL;
+ char *username = NULL;
+
+ if (!gdm_dbus_slave_call_set_up_initial_session_finish (slave, &username, result, &error)) {
+ g_task_return_error (task, error);
+ return;
+ }
+
+ g_debug ("GdmDisplay: slave set up for %s user to connect",
+ username);
+
+ g_task_return_pointer (task, username, NULL);
+}
+
+void
+gdm_display_set_up_initial_session (GdmDisplay *display,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ GTask *task;
+
+ task = g_task_new (display, cancellable, callback, user_data);
+
+ gdm_dbus_slave_call_set_up_initial_session (display->priv->slave_proxy,
+ cancellable,
+ (GAsyncReadyCallback)
+ on_slave_set_up,
+ task);
+}
+
+char *
+gdm_display_set_up_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error)
+{
+ char *username;
+
+ username = g_task_propagate_pointer (G_TASK (result), error);
+ g_object_unref (G_OBJECT (result));
+
+ return username;
+}
+
+static void
+on_slave_started_initial_session (GdmDBusSlave *slave,
+ GAsyncResult *result,
+ GTask *task)
+{
+ GError *error = NULL;
+
+ if (!gdm_dbus_slave_call_start_initial_session_finish (slave, result, &error)) {
+ g_task_return_error (task, error);
+ return;
+ }
+
+ g_debug ("GdmDisplay: slave started initial session");
+
+ g_task_return_boolean (task, TRUE);
+}
+
+void
+gdm_display_start_initial_session (GdmDisplay *display,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ GTask *task;
+
+ task = g_task_new (display, cancellable, callback, user_data);
+
+ gdm_dbus_slave_call_start_initial_session (display->priv->slave_proxy,
+ cancellable,
+ (GAsyncReadyCallback)
+ on_slave_started_initial_session,
+ task);
+}
+
+gboolean
+gdm_display_start_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error)
+{
+ gboolean outcome;
+
+ outcome = g_task_propagate_boolean (G_TASK (result), error);
+ g_object_unref (G_OBJECT (result));
+
+ return outcome;
+}
+
+static void
+on_slave_initial_session_stopped (GdmDBusSlave *slave,
+ GAsyncResult *result,
+ GTask *task)
+{
+ GError *error = NULL;
+
+ if (!gdm_dbus_slave_call_stop_initial_session_finish (slave, result, &error)) {
+ g_task_return_error (task, error);
+ return;
+ }
+
+ g_debug ("GdmDisplay: slave set up for user session to start");
+
+ g_task_return_boolean (task, TRUE);
+}
+
+void
+gdm_display_stop_initial_session (GdmDisplay *display,
+ const char *username,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ GTask *task;
+
+ task = g_task_new (display, cancellable, callback, user_data);
+
+ gdm_dbus_slave_call_stop_initial_session (display->priv->slave_proxy,
+ username,
+ cancellable,
+ (GAsyncReadyCallback)
+ on_slave_initial_session_stopped,
+ task);
+}
+
+gboolean
+gdm_display_stop_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error)
+{
+ gboolean outcome;
+
+ outcome = g_task_propagate_boolean (G_TASK (result), error);
+ g_object_unref (G_OBJECT (result));
+
+ return outcome;
+}
+
+gboolean
+gdm_display_run_pre_session_script (GdmDisplay *display)
+{
+ return FALSE;
+}
diff --git a/daemon/gdm-display.h b/daemon/gdm-display.h
index 6659c06..2ea091d 100644
--- a/daemon/gdm-display.h
+++ b/daemon/gdm-display.h
@@ -90,18 +90,6 @@ GType gdm_display_get_type (void);
int gdm_display_get_status (GdmDisplay *display);
time_t gdm_display_get_creation_time (GdmDisplay *display);
-char * gdm_display_open_session_sync (GdmDisplay *display,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GCancellable *cancellable,
- GError **error);
-
-char * gdm_display_open_reauthentication_channel_sync (GdmDisplay *display,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GCancellable *cancellable,
- GError **error);
char * gdm_display_get_session_id (GdmDisplay *display);
gboolean gdm_display_create_authority (GdmDisplay *display);
gboolean gdm_display_prepare (GdmDisplay *display);
@@ -158,6 +146,33 @@ gboolean gdm_display_set_slave_bus_name (GdmDisplay *disp
const char *name,
GError **error);
+void gdm_display_set_up_initial_session (GdmDisplay *display,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+
+char * gdm_display_set_up_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error);
+void gdm_display_start_initial_session (GdmDisplay *display,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+
+gboolean gdm_display_start_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error);
+void gdm_display_stop_initial_session (GdmDisplay *display,
+ const char *username,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+
+gboolean gdm_display_stop_initial_session_finish (GdmDisplay *display,
+ GAsyncResult *result,
+ GError **error);
+gboolean gdm_display_run_pre_session_script (GdmDisplay *display);
+
G_END_DECLS
#endif /* __GDM_DISPLAY_H */
diff --git a/daemon/gdm-manager.c b/daemon/gdm-manager.c
index 17e8ca5..e77e740 100644
--- a/daemon/gdm-manager.c
+++ b/daemon/gdm-manager.c
@@ -46,6 +46,7 @@
#include "gdm-display-store.h"
#include "gdm-display-factory.h"
#include "gdm-local-display-factory.h"
+#include "gdm-session.h"
#include "gdm-xdmcp-display-factory.h"
#define GDM_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_MANAGER, GdmManagerPrivate))
@@ -54,6 +55,15 @@
#define GDM_MANAGER_PATH GDM_DBUS_PATH "/Manager"
#define GDM_MANAGER_DISPLAYS_PATH GDM_DBUS_PATH "/Displays"
+#define CK_NAME "org.freedesktop.ConsoleKit"
+#define CK_PATH "/org/freedesktop/ConsoleKit"
+#define CK_INTERFACE "org.freedesktop.ConsoleKit"
+
+#define CK_MANAGER_PATH "/org/freedesktop/ConsoleKit/Manager"
+#define CK_MANAGER_INTERFACE "org.freedesktop.ConsoleKit.Manager"
+#define CK_SEAT_INTERFACE "org.freedesktop.ConsoleKit.Seat"
+#define CK_SESSION_INTERFACE "org.freedesktop.ConsoleKit.Session"
+
struct GdmManagerPrivate
{
GdmDisplayStore *display_store;
@@ -61,7 +71,10 @@ struct GdmManagerPrivate
#ifdef HAVE_LIBXDMCP
GdmXdmcpDisplayFactory *xdmcp_factory;
#endif
+ GList *user_sessions;
+ GHashTable *open_reauthentication_requests;
gboolean xdmcp_enabled;
+ GCancellable *cancellable;
gboolean started;
gboolean wait_for_go;
@@ -88,6 +101,12 @@ static guint signals [LAST_SIGNAL] = { 0, };
static void gdm_manager_class_init (GdmManagerClass *klass);
static void gdm_manager_init (GdmManager *manager);
static void gdm_manager_finalize (GObject *object);
+static void on_initial_session_set_up (GdmDisplay *display,
+ GAsyncResult *result,
+ GdmManager *manager);
+static void create_session_for_display (GdmManager *manager,
+ GdmDisplay *display,
+ uid_t allowed_user);
static gpointer manager_object = NULL;
@@ -253,251 +272,6 @@ get_uid_for_session_id (GDBusConnection *connection,
return FALSE;
}
-#ifdef WITH_SYSTEMD
-static char *
-get_session_id_for_user_on_seat_systemd (const char *username,
- const char *seat,
- GError **error)
-{
- struct passwd *pwent;
- uid_t uid;
- int i;
- char **sessions;
- char *session = NULL;
- int ret;
-
- pwent = NULL;
- gdm_get_pwent_for_name (username, &pwent);
-
- if (pwent == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Unable to look up UID of user %s"),
- username);
- return NULL;
- }
-
- uid = pwent->pw_uid;
-
- session = NULL;
- ret = sd_seat_get_sessions (seat, &sessions, NULL, NULL);
- if (ret < 0 || sessions == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- "Error getting session ids from systemd: %s",
- ret < 0? g_strerror (-ret) : _("no sessions available"));
- return NULL;
- }
-
- for (i = 0; sessions[i] != NULL; i++) {
- char *type;
- char *state;
- gboolean is_closing;
- gboolean is_x11;
- uid_t session_uid;
-
- ret = sd_session_get_uid (sessions[i], &session_uid);
-
- if (ret < 0) {
- g_warning ("GdmManager: could not fetch uid of session '%s': %s",
- sessions[i], strerror (-ret));
- continue;
- }
-
- if (uid != session_uid) {
- continue;
- }
-
- ret = sd_session_get_type (sessions[i], &type);
-
- if (ret < 0) {
- g_warning ("GdmManager: could not fetch type of session '%s': %s",
- sessions[i], strerror (-ret));
- continue;
- }
-
- is_x11 = g_strcmp0 (type, "x11") == 0;
- free (type);
-
- if (!is_x11) {
- continue;
- }
-
- ret = sd_session_get_state (sessions[i], &state);
- if (ret < 0) {
- g_warning ("GdmManager: could not fetch state of session '%s': %s",
- sessions[i], strerror (-ret));
- continue;
- }
-
- is_closing = g_strcmp0 (state, "closing") == 0;
-
- if (is_closing) {
- continue;
- }
-
- session = g_strdup (sessions[i]);
- break;
-
- }
-
- if (session == NULL) {
- g_debug ("GdmManager: There are no applicable sessions (%d looked at)", i);
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("No sessions for %s available for reauthentication"),
- username);
- return NULL;
- }
-
- g_debug ("GdmManager: session %s is available for reauthentication", session);
-
- return session;
-}
-#endif
-
-#ifdef WITH_CONSOLE_KIT
-static char *
-get_session_id_for_user_on_seat_consolekit (GDBusConnection *connection,
- const char *username,
- const char *seat,
- GError **error)
-{
- GVariant *reply;
- const gchar **sessions;
- char *session = NULL;
- struct passwd *pwent;
- uid_t uid;
- int i;
-
- pwent = NULL;
- gdm_get_pwent_for_name (username, &pwent);
-
- if (pwent == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Unable to look up UID of user %s"),
- username);
- return NULL;
- }
-
- uid = pwent->pw_uid;
-
- reply = g_dbus_connection_call_sync (connection,
- "org.freedesktop.ConsoleKit",
- "/org/freedesktop/ConsoleKit/Manager",
- "org.freedesktop.ConsoleKit.Manager",
- "GetSessionsForUnixUser",
- g_variant_new ("(u)", (guint32) uid),
- G_VARIANT_TYPE ("(ao)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- error);
- if (reply == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Unable to find session for user %s"),
- username);
- return NULL;
- }
-
- g_variant_get_child (reply, 0, "^a&o", &sessions);
- for (i = 0; sessions[i] != NULL; i++) {
- GVariant *reply2;
- GError *error2 = NULL;
- gchar *display;
- gchar *session_seat_id;
-
- reply2 = g_dbus_connection_call_sync (connection,
- "org.freedesktop.ConsoleKit",
- sessions[i],
- "org.freedesktop.ConsoleKit.Session",
- "GetSeatId",
- NULL,
- G_VARIANT_TYPE ("(o)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error2);
- if (reply2 == NULL) {
- continue;
- }
-
- g_variant_get (reply2, "(o)", &session_seat_id);
- g_variant_unref (reply2);
-
- if (g_strcmp0 (seat, session_seat_id) != 0) {
- g_free (session_seat_id);
- continue;
- }
- g_free (session_seat_id);
-
- reply2 = g_dbus_connection_call_sync (connection,
- "org.freedesktop.ConsoleKit",
- sessions[i],
- "org.freedesktop.ConsoleKit.Session",
- "GetX11DisplayDevice",
- NULL,
- G_VARIANT_TYPE ("(s)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error2);
- if (reply2 == NULL) {
- continue;
- }
-
- g_variant_get (reply2, "(s)", &display);
- g_variant_unref (reply2);
-
- if (display[0] == '\0') {
- g_free (display);
- continue;
- }
-
- session = g_strdup (sessions[i]);
- break;
-
- }
- g_free (sessions);
- g_variant_unref (reply);
-
- if (session == NULL) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Unable to find appropriate session for user %s"),
- username);
- }
- return session;
-}
-#endif
-
-static char *
-get_session_id_for_user_on_seat (GDBusConnection *connection,
- const char *username,
- const char *seat,
- GError **error)
-{
-#ifdef WITH_SYSTEMD
- if (LOGIND_RUNNING()) {
- return get_session_id_for_user_on_seat_systemd (username, seat, error);
- }
-#endif
-
-#ifdef WITH_CONSOLE_KIT
- return get_session_id_for_user_on_seat_consolekit (connection, username, seat, error);
-#endif
-
- return NULL;
-}
-
static gboolean
lookup_by_session_id (const char *id,
GdmDisplay *display,
@@ -612,6 +386,292 @@ get_seat_id_for_pid (GDBusConnection *connection,
return NULL;
}
+#ifdef WITH_SYSTEMD
+static gboolean
+activate_session_id_for_systemd (GdmManager *manager,
+ const char *seat_id,
+ const char *session_id)
+{
+ GError *error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (manager->priv->connection,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "ActivateSessionOnSeat",
+ g_variant_new ("(ss)", session_id, seat_id),
+ NULL, /* expected reply */
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL,
+ &error);
+ if (reply == NULL) {
+ g_debug ("GdmManager: logind 'ActivateSessionOnSeat' %s raised:\n %s\n\n",
+ g_dbus_error_get_remote_error (error), error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+#endif
+
+#ifdef WITH_CONSOLE_KIT
+static gboolean
+activate_session_id_for_ck (GdmManager *manager,
+ const char *seat_id,
+ const char *session_id)
+{
+ GError *error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (manager->priv->connection,
+ CK_NAME,
+ seat_id,
+ "org.freedesktop.ConsoleKit.Seat",
+ "ActivateSession",
+ g_variant_new ("(o)", session_id),
+ NULL, /* expected reply */
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL,
+ &error);
+ if (reply == NULL) {
+ g_debug ("GdmManager: ConsoleKit %s raised:\n %s\n\n",
+ g_dbus_error_get_remote_error (error), error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+#endif
+
+static gboolean
+activate_session_id (GdmManager *manager,
+ const char *seat_id,
+ const char *session_id)
+{
+
+#ifdef WITH_SYSTEMD
+ if (LOGIND_RUNNING()) {
+ return activate_session_id_for_systemd (manager, seat_id, session_id);
+ }
+#endif
+
+#ifdef WITH_CONSOLE_KIT
+ return activate_session_id_for_ck (manager, seat_id, session_id);
+#else
+ return FALSE;
+#endif
+}
+
+#ifdef WITH_SYSTEMD
+static gboolean
+session_unlock_for_systemd (GdmManager *manager,
+ const char *ssid)
+{
+ GError *error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (manager->priv->connection,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "UnlockSession",
+ g_variant_new ("(s)", ssid),
+ NULL, /* expected reply */
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL,
+ &error);
+ if (reply == NULL) {
+ g_debug ("GdmManager: logind 'UnlockSession' %s raised:\n %s\n\n",
+ g_dbus_error_get_remote_error (error), error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+#endif
+
+#ifdef WITH_CONSOLE_KIT
+static gboolean
+session_unlock_for_ck (GdmManager *manager,
+ const char *ssid)
+{
+ GError *error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (manager->priv->connection,
+ CK_NAME,
+ ssid,
+ CK_SESSION_INTERFACE,
+ "Unlock",
+ NULL, /* parameters */
+ NULL, /* expected reply */
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL,
+ &error);
+ if (reply == NULL) {
+ g_debug ("GdmManager: ConsoleKit %s raised:\n %s\n\n",
+ g_dbus_error_get_remote_error (error), error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+#endif
+
+static gboolean
+session_unlock (GdmManager *manager,
+ const char *ssid)
+{
+
+ g_debug ("Unlocking session %s", ssid);
+
+#ifdef WITH_SYSTEMD
+ if (LOGIND_RUNNING()) {
+ return session_unlock_for_systemd (manager, ssid);
+ }
+#endif
+
+#ifdef WITH_CONSOLE_KIT
+ return session_unlock_for_ck (manager, ssid);
+#else
+ return TRUE;
+#endif
+}
+
+static GdmSession *
+find_session_for_user_on_seat (GdmManager *manager,
+ const char *username,
+ const char *seat_id,
+ GdmSession *dont_count_session)
+{
+ GList *node;
+
+ for (node = manager->priv->user_sessions; node != NULL; node = node->next) {
+ GdmSession *candidate_session = node->data;
+ char *candidate_username, *candidate_seat_id;
+
+ if (candidate_session == dont_count_session)
+ continue;
+
+ if (!gdm_session_is_running (candidate_session))
+ continue;
+
+ candidate_username = gdm_session_get_username (candidate_session);
+ candidate_seat_id = gdm_session_get_display_seat_id (candidate_session);
+
+ if (g_strcmp0 (candidate_username, username) == 0 &&
+ g_strcmp0 (candidate_seat_id, seat_id) == 0) {
+ g_free (candidate_username);
+ g_free (candidate_seat_id);
+
+ return candidate_session;
+ }
+
+ g_free (candidate_username);
+ g_free (candidate_seat_id);
+ }
+
+ return NULL;
+}
+
+static GdmSession *
+find_session_with_id (GdmManager *manager,
+ const char *id)
+{
+ GList *node;
+ for (node = manager->priv->user_sessions; node != NULL; node = node->next) {
+ GdmSession *candidate_session = node->data;
+ char *candidate_id;
+
+ candidate_id = gdm_session_get_session_id (candidate_session);
+ if (g_strcmp0 (id, candidate_id) == 0) {
+ g_free (candidate_id);
+
+ return candidate_session;
+ }
+
+ g_free (candidate_id);
+ }
+
+ return NULL;
+}
+
+static gboolean
+switch_to_compatible_user_session (GdmManager *manager,
+ GdmSession *session,
+ gboolean fail_if_already_switched)
+{
+ gboolean res;
+ gboolean ret;
+ char *username;
+ char *seat_id;
+ char *ssid_to_activate = NULL;
+ GdmSession *existing_session;
+
+ ret = FALSE;
+
+ username = gdm_session_get_username (session);
+ seat_id = gdm_session_get_display_seat_id (session);
+
+ if (!fail_if_already_switched) {
+ session = NULL;
+ }
+
+ existing_session = find_session_for_user_on_seat (manager, username, seat_id, session);
+
+ if (existing_session != NULL) {
+ ssid_to_activate = gdm_session_get_session_id (existing_session);
+ res = activate_session_id (manager, seat_id, ssid_to_activate);
+ if (! res) {
+ g_debug ("GdmManager: unable to activate session: %s", ssid_to_activate);
+ goto out;
+ }
+
+ res = session_unlock (manager, ssid_to_activate);
+ if (!res) {
+ /* this isn't fatal */
+ g_debug ("GdmManager: unable to unlock session: %s", ssid_to_activate);
+ }
+ } else {
+ goto out;
+ }
+
+ ret = TRUE;
+
+ out:
+ g_free (ssid_to_activate);
+
+ return ret;
+}
+
+static GdmSession *
+get_session_for_display (GdmManager *manager,
+ GdmDisplay *display)
+{
+ if (display == NULL) {
+ return NULL;
+ }
+
+ return g_object_get_data (G_OBJECT (display), "gdm-session");
+}
+
static gboolean
gdm_manager_handle_open_session (GdmDBusManager *manager,
GDBusMethodInvocation *invocation)
@@ -619,13 +679,14 @@ gdm_manager_handle_open_session (GdmDBusManager *manager,
GdmManager *self = GDM_MANAGER (manager);
GDBusConnection *connection;
GdmDisplay *display;
+ GdmSession *session;
const char *sender;
char *session_id;
GError *error;
char *address;
int ret;
GPid pid;
- uid_t caller_uid, session_uid;
+ uid_t caller_uid, session_uid, allowed_user;
sender = g_dbus_method_invocation_get_sender (invocation);
error = NULL;
@@ -676,7 +737,9 @@ gdm_manager_handle_open_session (GdmDBusManager *manager,
(gpointer) session_id);
g_free (session_id);
- if (display == NULL) {
+ session = get_session_for_display (self, display);
+
+ if (session == NULL) {
g_dbus_method_invocation_return_error_literal (invocation,
G_DBUS_ERROR,
G_DBUS_ERROR_ACCESS_DENIED,
@@ -685,7 +748,23 @@ gdm_manager_handle_open_session (GdmDBusManager *manager,
return TRUE;
}
- address = gdm_display_open_session_sync (display, pid, session_uid, NULL, &error);
+ if (gdm_session_is_running (session)) {
+ error = g_error_new (G_DBUS_ERROR,
+ G_DBUS_ERROR_ACCESS_DENIED,
+ _("Can only be called before user is logged in"));
+ return FALSE;
+ }
+
+ allowed_user = gdm_session_get_allowed_user (session);
+
+ if (caller_uid != allowed_user) {
+ error = g_error_new (G_DBUS_ERROR,
+ G_DBUS_ERROR_ACCESS_DENIED,
+ _("Caller not GDM"));
+ return FALSE;
+ }
+
+ address = gdm_session_get_server_address (session);
if (address == NULL) {
g_dbus_method_invocation_return_gerror (invocation, error);
@@ -708,12 +787,10 @@ gdm_manager_handle_open_reauthentication_channel (GdmDBusManager *manager
{
GdmManager *self = GDM_MANAGER (manager);
GDBusConnection *connection;
- GdmDisplay *display;
+ GdmSession *session = NULL;
const char *sender;
char *seat_id;
- char *session_id = NULL;
GError *error;
- char *address;
int ret;
GPid pid;
uid_t caller_uid;
@@ -751,44 +828,22 @@ gdm_manager_handle_open_reauthentication_channel (GdmDBusManager *manager
return TRUE;
}
- session_id = get_session_id_for_user_on_seat (connection, username, seat_id, &error);
- if (session_id == NULL) {
- g_dbus_method_invocation_return_gerror (invocation, error);
- g_error_free (error);
- return TRUE;
- }
-
- display = gdm_display_store_find (self->priv->display_store,
- lookup_by_session_id,
- (gpointer) session_id);
- g_free (session_id);
+ session = find_session_for_user_on_seat (self, username, seat_id, NULL);
+ g_free (seat_id);
- if (display == NULL) {
+ if (session == NULL) {
g_dbus_method_invocation_return_error_literal (invocation,
G_DBUS_ERROR,
G_DBUS_ERROR_ACCESS_DENIED,
_("No session available"));
-
return TRUE;
}
- address = gdm_display_open_reauthentication_channel_sync (display,
- username,
- pid,
- caller_uid,
- NULL,
- &error);
-
- if (address == NULL) {
- g_dbus_method_invocation_return_gerror (invocation, error);
- g_error_free (error);
- return TRUE;
- }
+ gdm_session_start_reauthentication (session, pid, caller_uid);
- gdm_dbus_manager_complete_open_reauthentication_channel (GDM_DBUS_MANAGER (manager),
- invocation,
- address);
- g_free (address);
+ g_hash_table_insert (self->priv->open_reauthentication_requests,
+ GINT_TO_POINTER (pid),
+ invocation);
return TRUE;
}
@@ -801,6 +856,33 @@ manager_interface_init (GdmDBusManagerIface *interface)
}
static void
+on_display_status_changed (GdmDisplay *display,
+ GParamSpec *arg1,
+ GdmManager *manager)
+{
+ int status;
+
+ status = gdm_display_get_status (display);
+
+ switch (status) {
+ case GDM_DISPLAY_MANAGED:
+ gdm_display_set_up_initial_session (display,
+ NULL,
+ (GAsyncReadyCallback)
+ on_initial_session_set_up,
+ manager);
+ break;
+ case GDM_DISPLAY_FAILED:
+ case GDM_DISPLAY_UNMANAGED:
+ case GDM_DISPLAY_FINISHED:
+ break;
+ default:
+ break;
+ }
+
+}
+
+static void
on_display_removed (GdmDisplayStore *display_store,
const char *id,
GdmManager *manager)
@@ -808,14 +890,798 @@ on_display_removed (GdmDisplayStore *display_store,
GdmDisplay *display;
display = gdm_display_store_lookup (display_store, id);
-
if (display != NULL) {
g_dbus_object_manager_server_unexport (manager->priv->object_manager, id);
+ g_signal_handlers_disconnect_by_func (display, G_CALLBACK (on_display_status_changed),
manager);
+
g_signal_emit (manager, signals[DISPLAY_REMOVED], 0, id);
}
}
+static GdmDisplay *
+get_display_for_session (GdmManager *manager,
+ GdmSession *session)
+{
+ return g_object_get_data (G_OBJECT (session), "gdm-display");
+}
+
+typedef struct
+{
+ GdmManager *manager;
+ GdmSession *session;
+ char *service_name;
+ guint idle_id;
+} StartUserSessionOperation;
+
+static void
+destroy_start_user_session_operation (StartUserSessionOperation *operation)
+{
+ g_object_set_data (G_OBJECT (operation->session),
+ "start-user-session-operation",
+ NULL);
+ g_object_unref (operation->session);
+ g_free (operation->service_name);
+ g_slice_free (StartUserSessionOperation, operation);
+}
+
+static void
+start_user_session (GdmManager *manager,
+ GdmDisplay *display,
+ StartUserSessionOperation *operation)
+{
+ if (display != NULL) {
+ char *auth_file;
+ char *username;
+
+ auth_file = NULL;
+ username = gdm_session_get_username (operation->session);
+ gdm_display_add_user_authorization (display,
+ username,
+ &auth_file,
+ NULL);
+ g_free (username);
+
+ g_assert (auth_file != NULL);
+
+ g_object_set (operation->session,
+ "user-x11-authority-file", auth_file,
+ NULL);
+
+ g_free (auth_file);
+ }
+
+ gdm_session_start_session (operation->session,
+ operation->service_name);
+ destroy_start_user_session_operation (operation);
+}
+
+static void
+on_initial_session_stopped (GdmDisplay *display,
+ GAsyncResult *result,
+ StartUserSessionOperation *operation)
+{
+ GError *error = NULL;
+ gboolean stopped;
+
+ stopped = gdm_display_stop_initial_session_finish (display, result, &error);
+
+ if (!stopped) {
+ g_warning ("Couldn't stop initial session on display: %s",
+ error->message);
+ g_error_free (error);
+ gdm_display_unmanage (display);
+ gdm_display_finish (display);
+ return;
+ }
+
+ start_user_session (operation->manager, display, operation);
+}
+
+static gboolean
+on_start_user_session (StartUserSessionOperation *operation)
+{
+ gboolean migrated;
+ gboolean fail_if_already_switched = TRUE;
+
+ g_debug ("GdmManager: start or jump to session");
+
+ /* If there's already a session running, jump to it.
+ * If the only session running is the one we just opened,
+ * start a session on it.
+ */
+ migrated = switch_to_compatible_user_session (operation->manager, operation->session,
fail_if_already_switched);
+
+ g_debug ("GdmManager: migrated: %d", migrated);
+ if (migrated) {
+ /* We don't stop the manager here because
+ when Xorg exits it switches to the VT it was
+ started from. That interferes with fast
+ user switching. */
+ gdm_session_reset (operation->session);
+ destroy_start_user_session_operation (operation);
+ } else {
+ GdmDisplay *display;
+ char *username;
+
+ display = get_display_for_session (operation->manager, operation->session);
+ username = gdm_session_get_username (operation->session);
+
+ gdm_display_stop_initial_session (display,
+ username,
+ NULL,
+ (GAsyncReadyCallback)
+ on_initial_session_stopped,
+ operation);
+ g_free (username);
+ }
+
+ return G_SOURCE_REMOVE;
+}
+
+static void
+queue_start_user_session (GdmManager *manager,
+ GdmSession *session,
+ const char *service_name)
+{
+ StartUserSessionOperation *operation;
+
+ operation = g_slice_new0 (StartUserSessionOperation);
+ operation->manager = manager;
+ operation->session = g_object_ref (session);
+ operation->service_name = g_strdup (service_name);
+
+ operation->idle_id = g_idle_add ((GSourceFunc) on_start_user_session, operation);
+ g_object_set_data (G_OBJECT (session), "start-user-session-operation", operation);
+}
+
+static void
+start_user_session_if_ready (GdmManager *manager,
+ GdmSession *session,
+ const char *service_name)
+{
+ gboolean start_when_ready;
+
+ start_when_ready = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (session), "start-when-ready"));
+ if (start_when_ready) {
+ g_object_set_data (G_OBJECT (session), "waiting-to-start", GINT_TO_POINTER (FALSE));
+ queue_start_user_session (manager, session, service_name);
+ } else {
+ g_object_set_data (G_OBJECT (session), "waiting-to-start", GINT_TO_POINTER (TRUE));
+ }
+}
+
+static void
+on_session_opened (GdmSession *session,
+ const char *service_name,
+ const char *session_id,
+ GdmManager *manager)
+{
+ manager->priv->user_sessions = g_list_append (manager->priv->user_sessions,
+ g_object_ref (session));
+ if (g_strcmp0 (service_name, "gdm-autologin") == 0 &&
+ !gdm_session_client_is_connected (session)) {
+ /* If we're auto logging in then don't wait for the go-ahead from a greeter,
+ * (since there is no greeter) */
+ g_object_set_data (G_OBJECT (session), "start-when-ready", GINT_TO_POINTER (TRUE));
+ }
+
+ start_user_session_if_ready (manager, session, service_name);
+}
+
+static void
+on_user_session_started (GdmSession *session,
+ const char *service_name,
+ int pid,
+ GdmManager *manager)
+{
+ GdmDisplay *display;
+
+ g_debug ("GdmManager: session started %d", pid);
+
+ display = get_display_for_session (manager, session);
+
+ if (display == NULL) {
+ return;
+ }
+}
+
+static void
+remove_user_session (GdmManager *manager,
+ GdmSession *session)
+{
+ GList *node;
+ GdmDisplay *display;
+
+ display = get_display_for_session (manager, session);
+
+ if (display != NULL) {
+ gdm_display_unmanage (display);
+ gdm_display_finish (display);
+ }
+
+ node = g_list_find (manager->priv->user_sessions, session);
+
+ if (node != NULL) {
+ manager->priv->user_sessions = g_list_delete_link (manager->priv->user_sessions, node);
+ gdm_session_close (session);
+ g_object_unref (session);
+ }
+}
+
+static void
+on_user_session_exited (GdmSession *session,
+ int code,
+ GdmManager *manager)
+{
+ g_debug ("GdmManager: session exited with status %d", code);
+ remove_user_session (manager, session);
+}
+
+static void
+on_user_session_died (GdmSession *session,
+ int signal_number,
+ GdmManager *manager)
+{
+ g_debug ("GdmManager: session died with signal %s", strsignal (signal_number));
+ remove_user_session (manager, session);
+}
+
+static char *
+query_ck_for_display_device (GdmManager *manager,
+ GdmDisplay *display)
+{
+ char *out;
+ char *command;
+ char *display_name = NULL;
+ int status;
+ gboolean res;
+ GError *error;
+
+ g_object_get (G_OBJECT (display),
+ "x11-display-name", &display_name,
+ NULL);
+
+ error = NULL;
+ command = g_strdup_printf (CONSOLEKIT_DIR "/ck-get-x11-display-device --display %s",
+ display_name);
+ g_free (display_name);
+
+ g_debug ("GdmManager: Running helper %s", command);
+ out = NULL;
+ res = g_spawn_command_line_sync (command,
+ &out,
+ NULL,
+ &status,
+ &error);
+ if (! res) {
+ g_warning ("GdmManager: Could not run helper %s: %s", command, error->message);
+ g_error_free (error);
+ } else {
+ out = g_strstrip (out);
+ g_debug ("GdmManager: Got tty: '%s'", out);
+ }
+
+ g_free (command);
+
+ return out;
+}
+
+static char *
+get_display_device (GdmManager *manager,
+ GdmDisplay *display)
+{
+#ifdef WITH_SYSTEMD
+ if (LOGIND_RUNNING()) {
+ /* systemd finds the display device out on its own based on the display */
+ return NULL;
+ }
+#endif
+
+ return query_ck_for_display_device (manager, display);
+}
+
+static void
+on_ready_to_request_timed_login (GdmSession *session,
+ GSimpleAsyncResult *result,
+ gpointer *user_data)
+{
+ int delay = GPOINTER_TO_INT (user_data);
+ GCancellable *cancellable;
+ char *username;
+
+ cancellable = g_object_get_data (G_OBJECT (result),
+ "cancellable");
+ if (g_cancellable_is_cancelled (cancellable)) {
+ return;
+ }
+
+ username = g_simple_async_result_get_source_tag (result);
+
+ gdm_session_request_timed_login (session, username, delay);
+
+ g_object_weak_unref (G_OBJECT (session),
+ (GWeakNotify)
+ g_cancellable_cancel,
+ cancellable);
+ g_object_weak_unref (G_OBJECT (session),
+ (GWeakNotify)
+ g_object_unref,
+ cancellable);
+ g_object_weak_unref (G_OBJECT (session),
+ (GWeakNotify)
+ g_free,
+ username);
+
+ g_free (username);
+}
+
+static gboolean
+on_wait_for_greeter_timeout (GSimpleAsyncResult *result)
+{
+ g_simple_async_result_complete (result);
+
+ return FALSE;
+}
+
+static void
+on_session_reauthenticated (GdmSession *session,
+ const char *service_name,
+ GdmManager *manager)
+{
+ gboolean fail_if_already_switched = FALSE;
+ /* There should already be a session running, so jump to its
+ * VT. In the event we're already on the right VT, (i.e. user
+ * used an unlock screen instead of a user switched login screen),
+ * then silently succeed and unlock the session.
+ */
+ switch_to_compatible_user_session (manager, session, fail_if_already_switched);
+}
+
+static void
+on_session_client_ready_for_session_to_start (GdmSession *session,
+ const char *service_name,
+ gboolean client_is_ready,
+ GdmManager *manager)
+{
+ gboolean waiting_to_start_user_session;
+
+ if (client_is_ready) {
+ g_debug ("GdmManager: Will start session when ready");
+ } else {
+ g_debug ("GdmManager: Will start session when ready and told");
+ }
+
+ waiting_to_start_user_session = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (session),
+ "waiting-to-start"));
+
+ g_object_set_data (G_OBJECT (session),
+ "start-when-ready",
+ GINT_TO_POINTER (client_is_ready));
+
+ if (client_is_ready && waiting_to_start_user_session) {
+ start_user_session_if_ready (manager, session, service_name);
+ }
+}
+
+static void
+on_session_client_connected (GdmSession *session,
+ GCredentials *credentials,
+ GPid pid_of_client,
+ GdmManager *manager)
+{
+ GdmDisplay *display;
+ gboolean timed_login_enabled;
+ char *username;
+ int delay;
+ gboolean enabled, display_is_local;
+
+ g_debug ("GdmManager: client connected");
+
+ display = get_display_for_session (manager, session);
+
+ if (display == NULL) {
+ return;
+ }
+
+ g_object_get (display, "is-local", &display_is_local, NULL);
+
+ timed_login_enabled = FALSE;
+ gdm_display_get_timed_login_details (display, &enabled, &username, &delay, NULL);
+
+ if (! timed_login_enabled) {
+ return;
+ }
+
+ /* temporary hack to fix timed login
+ * http://bugzilla.gnome.org/680348
+ */
+ if (delay > 0) {
+ GSimpleAsyncResult *result;
+ GCancellable *cancellable;
+ guint timeout_id;
+ gpointer source_tag;
+
+ delay = MAX (delay, 4);
+
+ cancellable = g_cancellable_new ();
+ source_tag = g_strdup (username);
+ result = g_simple_async_result_new (G_OBJECT (session),
+ (GAsyncReadyCallback)
+ on_ready_to_request_timed_login,
+ GINT_TO_POINTER (delay),
+ source_tag);
+ g_simple_async_result_set_check_cancellable (result, cancellable);
+ g_object_set_data (G_OBJECT (result),
+ "cancellable",
+ cancellable);
+
+ timeout_id = g_timeout_add_seconds_full (delay - 2,
+ G_PRIORITY_DEFAULT,
+ (GSourceFunc)
+ on_wait_for_greeter_timeout,
+ g_object_ref (result),
+ (GDestroyNotify)
+ g_object_unref);
+ g_cancellable_connect (cancellable,
+ G_CALLBACK (g_source_remove),
+ GINT_TO_POINTER (timeout_id),
+ NULL);
+
+ g_object_weak_ref (G_OBJECT (session),
+ (GWeakNotify)
+ g_cancellable_cancel,
+ cancellable);
+ g_object_weak_ref (G_OBJECT (session),
+ (GWeakNotify)
+ g_object_unref,
+ cancellable);
+ g_object_weak_ref (G_OBJECT (session),
+ (GWeakNotify)
+ g_free,
+ source_tag);
+ }
+
+ g_free (username);
+}
+
+static void
+on_session_client_disconnected (GdmSession *session,
+ GCredentials *credentials,
+ GPid pid_of_client,
+ GdmManager *manager)
+{
+ GdmDisplay *display;
+ gboolean display_is_local;
+
+ g_debug ("GdmManager: client disconnected");
+
+ display = get_display_for_session (manager, session);
+
+ if (display == NULL) {
+ return;
+ }
+
+ g_object_get (G_OBJECT (display),
+ "is-local", &display_is_local,
+ NULL);
+
+ if ( ! display_is_local && gdm_session_is_running (session)) {
+ gdm_display_unmanage (display);
+ gdm_display_finish (display);
+ }
+}
+
+typedef struct
+{
+ GdmManager *manager;
+ GdmSession *session;
+ guint idle_id;
+} ResetSessionOperation;
+
+static void
+destroy_reset_session_operation (ResetSessionOperation *operation)
+{
+ g_object_set_data (G_OBJECT (operation->session),
+ "reset-session-operation",
+ NULL);
+ g_object_unref (operation->session);
+ g_slice_free (ResetSessionOperation, operation);
+}
+
+static gboolean
+on_reset_session (ResetSessionOperation *operation)
+{
+ gdm_session_reset (operation->session);
+
+ destroy_reset_session_operation (operation);
+
+ return G_SOURCE_REMOVE;
+}
+
+static void
+queue_session_reset (GdmManager *manager,
+ GdmSession *session)
+{
+ ResetSessionOperation *operation;
+
+ operation = g_object_get_data (G_OBJECT (session), "reset-session-operation");
+
+ if (operation != NULL) {
+ return;
+ }
+
+ operation = g_slice_new0 (ResetSessionOperation);
+ operation->manager = manager;
+ operation->session = g_object_ref (session);
+ operation->idle_id = g_idle_add ((GSourceFunc) on_reset_session, operation);
+
+ g_object_set_data (G_OBJECT (session), "reset-session-operation", operation);
+}
+
+static void
+on_session_cancelled (GdmSession *session,
+ GdmManager *manager)
+{
+ g_debug ("GdmManager: Session was cancelled");
+ queue_session_reset (manager, session);
+}
+
+static void
+on_session_conversation_started (GdmSession *session,
+ const char *service_name,
+ GdmManager *manager)
+{
+ GdmDisplay *display;
+ gboolean enabled;
+ char *username;
+ int delay;
+
+ g_debug ("GdmManager: session conversation started for service %s", service_name);
+
+ if (g_strcmp0 (service_name, "gdm-autologin") != 0) {
+ return;
+ }
+
+ display = get_display_for_session (manager, session);
+
+ if (display == NULL) {
+ g_debug ("GdmManager: conversation has no associated display");
+ return;
+ }
+
+ enabled = FALSE;
+ gdm_display_get_timed_login_details (display, &enabled, &username, &delay, NULL);
+ if (! enabled) {
+ return;
+ }
+
+ if (delay == 0) {
+ g_debug ("GdmManager: begin auto login for user '%s'", username);
+ /* service_name will be "gdm-autologin"
+ */
+ gdm_session_setup_for_user (session, service_name, username);
+ }
+
+ g_free (username);
+}
+
+static void
+on_session_conversation_stopped (GdmSession *session,
+ const char *service_name,
+ GdmManager *manager)
+{
+ g_debug ("GdmManager: session conversation '%s' stopped", service_name);
+}
+
+static void
+on_session_reauthentication_started (GdmSession *session,
+ int pid_of_caller,
+ const char *address,
+ GdmManager *manager)
+{
+ GDBusMethodInvocation *invocation;
+ gpointer source_tag;
+
+ g_debug ("GdmManager: reauthentication started");
+
+ source_tag = GINT_TO_POINTER (pid_of_caller);
+
+ invocation = g_hash_table_lookup (manager->priv->open_reauthentication_requests,
+ source_tag);
+
+ if (invocation != NULL) {
+ gdm_dbus_manager_complete_open_reauthentication_channel (GDM_DBUS_MANAGER (manager),
+ invocation,
+ address);
+ }
+
+ g_hash_table_remove (manager->priv->open_reauthentication_requests,
+ source_tag);
+}
+
+static void
+start_autologin_conversation_if_necessary (GdmManager *manager,
+ GdmDisplay *display,
+ GdmSession *session)
+{
+ gboolean enabled;
+
+ if (g_file_test (GDM_RAN_ONCE_MARKER_FILE, G_FILE_TEST_EXISTS)) {
+ return;
+ }
+
+ gdm_display_get_timed_login_details (display, &enabled, NULL, NULL, NULL);
+
+ if (!enabled) {
+ return;
+ }
+
+ g_debug ("GdmManager: Starting automatic login conversation");
+ gdm_session_start_conversation (session, "gdm-autologin");
+}
+
+static void
+touch_marker_file (GdmManager *manager)
+{
+ int fd;
+
+ fd = g_creat (GDM_RAN_ONCE_MARKER_FILE, 0644);
+
+ if (fd < 0 && errno != EEXIST) {
+ g_warning ("could not create %s to mark run, this may cause auto login "
+ "to repeat: %m", GDM_RAN_ONCE_MARKER_FILE);
+ return;
+ }
+
+ fsync (fd);
+ close (fd);
+}
+
+static void
+on_initial_session_started (GdmDisplay *display,
+ GAsyncResult *result,
+ GdmManager *manager)
+{
+ GError *error = NULL;
+ if (!gdm_display_start_initial_session_finish (display, result, &error)) {
+ g_warning ("GdmManager: couldn't start initial session: %s", error->message);
+ gdm_display_unmanage (display);
+ gdm_display_finish (display);
+ return;
+ }
+}
+
+static void
+create_session_for_display (GdmManager *manager,
+ GdmDisplay *display,
+ uid_t allowed_user)
+{
+ GdmSession *session;
+ gboolean display_is_local = FALSE;
+ char *display_name = NULL;
+ char *display_device = NULL;
+ char *remote_hostname = NULL;
+ char *display_auth_file = NULL;
+ char *display_seat_id = NULL;
+ char *display_id = NULL;
+
+ g_object_get (G_OBJECT (display),
+ "id", &display_id,
+ "x11-display-name", &display_name,
+ "is-local", &display_is_local,
+ "remote-hostname", &remote_hostname,
+ "x11-authority-file", &display_auth_file,
+ "seat-id", &display_seat_id,
+ NULL);
+ display_device = get_display_device (manager, display);
+
+ session = gdm_session_new (GDM_SESSION_VERIFICATION_MODE_LOGIN,
+ allowed_user,
+ display_name,
+ remote_hostname,
+ display_device,
+ display_seat_id,
+ display_auth_file,
+ display_is_local,
+ NULL);
+ g_free (display_name);
+ g_free (remote_hostname);
+ g_free (display_auth_file);
+ g_free (display_seat_id);
+
+ g_signal_connect (session,
+ "reauthentication-started",
+ G_CALLBACK (on_session_reauthentication_started),
+ manager);
+ g_signal_connect (session,
+ "reauthenticated",
+ G_CALLBACK (on_session_reauthenticated),
+ manager);
+ g_signal_connect (session,
+ "client-ready-for-session-to-start",
+ G_CALLBACK (on_session_client_ready_for_session_to_start),
+ manager);
+ g_signal_connect (session,
+ "client-connected",
+ G_CALLBACK (on_session_client_connected),
+ manager);
+ g_signal_connect (session,
+ "client-disconnected",
+ G_CALLBACK (on_session_client_disconnected),
+ manager);
+ g_signal_connect (session,
+ "cancelled",
+ G_CALLBACK (on_session_cancelled),
+ manager);
+ g_signal_connect (session,
+ "conversation-started",
+ G_CALLBACK (on_session_conversation_started),
+ manager);
+ g_signal_connect (session,
+ "conversation-stopped",
+ G_CALLBACK (on_session_conversation_stopped),
+ manager);
+ g_signal_connect (session,
+ "session-opened",
+ G_CALLBACK (on_session_opened),
+ manager);
+ g_signal_connect (session,
+ "session-started",
+ G_CALLBACK (on_user_session_started),
+ manager);
+ g_signal_connect (session,
+ "session-exited",
+ G_CALLBACK (on_user_session_exited),
+ manager);
+ g_signal_connect (session,
+ "session-died",
+ G_CALLBACK (on_user_session_died),
+ manager);
+ g_object_set_data (G_OBJECT (session), "gdm-display", display);
+ g_object_set_data_full (G_OBJECT (display), "gdm-session", g_object_ref (session), (GDestroyNotify)
g_object_unref);
+
+ start_autologin_conversation_if_necessary (manager, display, session);
+ touch_marker_file (manager);
+}
+
+static void
+on_initial_session_set_up (GdmDisplay *display,
+ GAsyncResult *result,
+ GdmManager *manager)
+{
+ GError *error = NULL;
+ char *allowed_user;
+ struct passwd *passwd_entry;
+
+ allowed_user = gdm_display_set_up_initial_session_finish (display, result, &error);
+
+ if (allowed_user == NULL) {
+ g_warning ("Couldn't start initial session on display: %s",
+ error->message);
+ g_error_free (error);
+ gdm_display_unmanage (display);
+ gdm_display_finish (display);
+ return;
+ }
+
+ if (!gdm_get_pwent_for_name (allowed_user, &passwd_entry)) {
+ g_warning ("GdmManager: couldn't look up username %s",
+ allowed_user);
+ gdm_display_finish (display);
+ return;
+ }
+
+ create_session_for_display (manager, display, passwd_entry->pw_uid);
+ g_free (allowed_user);
+
+ gdm_display_start_initial_session (display,
+ NULL,
+ (GAsyncReadyCallback)
+ on_initial_session_started,
+ manager);
+}
+
static void
on_display_added (GdmDisplayStore *display_store,
const char *id,
@@ -828,6 +1694,10 @@ on_display_added (GdmDisplayStore *display_store,
if (display != NULL) {
g_dbus_object_manager_server_export (manager->priv->object_manager,
gdm_display_get_object_skeleton (display));
+
+ g_signal_connect (display, "notify::status",
+ G_CALLBACK (on_display_status_changed),
+ manager);
g_signal_emit (manager, signals[DISPLAY_ADDED], 0, id);
}
}
@@ -1115,7 +1985,13 @@ gdm_manager_init (GdmManager *manager)
manager->priv = GDM_MANAGER_GET_PRIVATE (manager);
manager->priv->display_store = gdm_display_store_new ();
-
+ manager->priv->user_sessions = NULL;
+ manager->priv->open_reauthentication_requests = g_hash_table_new_full (NULL,
+ NULL,
+ (GDestroyNotify)
+ NULL,
+ (GDestroyNotify)
+ g_object_unref);
g_signal_connect (G_OBJECT (manager->priv->display_store),
"display-added",
G_CALLBACK (on_display_added),
@@ -1152,6 +2028,9 @@ gdm_manager_finalize (GObject *object)
g_clear_object (&manager->priv->xdmcp_factory);
#endif
g_clear_object (&manager->priv->local_factory);
+ g_hash_table_unref (manager->priv->open_reauthentication_requests);
+ g_list_free_full (manager->priv->user_sessions, (GDestroyNotify) g_object_unref);
+ manager->priv->user_sessions = NULL;
g_signal_handlers_disconnect_by_func (G_OBJECT (manager->priv->display_store),
G_CALLBACK (on_display_added),
diff --git a/daemon/gdm-simple-slave.c b/daemon/gdm-simple-slave.c
index 217c33b..eacbd5e 100644
--- a/daemon/gdm-simple-slave.c
+++ b/daemon/gdm-simple-slave.c
@@ -70,10 +70,8 @@
struct GdmSimpleSlavePrivate
{
GPid pid;
+ char *username;
gint greeter_reset_id;
- guint start_session_id;
-
- char *start_session_service_name;
int ping_interval;
@@ -82,22 +80,14 @@ struct GdmSimpleSlavePrivate
GdmServer *server;
- /* we control the user session */
- GdmSession *session;
-
/* this spawns and controls the greeter session */
GdmLaunchEnvironment *greeter_environment;
- GHashTable *open_reauthentication_requests;
-
GDBusProxy *accountsservice_proxy;
guint have_existing_user_accounts : 1;
guint accountsservice_ready : 1;
guint waiting_to_connect_to_display : 1;
- guint start_session_when_ready : 1;
- guint waiting_to_start_session : 1;
- guint session_is_running : 1;
#ifdef HAVE_LOGINDEVPERM
gboolean use_logindevperm;
#endif
@@ -114,22 +104,10 @@ enum {
static void gdm_simple_slave_class_init (GdmSimpleSlaveClass *klass);
static void gdm_simple_slave_init (GdmSimpleSlave *simple_slave);
static void gdm_simple_slave_finalize (GObject *object);
-static void gdm_simple_slave_open_reauthentication_channel (GdmSlave *slave,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GAsyncReadyCallback callback,
- gpointer user_data,
- GCancellable *cancellable);
static gboolean wants_initial_setup (GdmSimpleSlave *slave);
G_DEFINE_TYPE (GdmSimpleSlave, gdm_simple_slave, GDM_TYPE_SLAVE)
-static void create_new_session (GdmSimpleSlave *slave);
-static void start_session (GdmSimpleSlave *slave);
-static void queue_start_session (GdmSimpleSlave *slave,
- const char *service_name);
-
static gboolean
chown_file (GFile *file,
uid_t uid,
@@ -247,38 +225,6 @@ out:
g_free (gis_dir_path);
}
-static void
-on_session_started (GdmSession *session,
- const char *service_name,
- int pid,
- GdmSimpleSlave *slave)
-{
- char *username;
- char *session_id;
-
- g_debug ("GdmSimpleSlave: session started %d", pid);
-
- slave->priv->session_is_running = TRUE;
-
- session_id = gdm_session_get_session_id (session);
- g_object_set (GDM_SLAVE (slave), "session-id", session_id, NULL);
- g_free (session_id);
-
- /* Run the PreSession script. gdmslave suspends until script has terminated */
- username = gdm_session_get_username (slave->priv->session);
- if (username != NULL) {
- gdm_slave_run_script (GDM_SLAVE (slave), GDMCONFDIR "/PreSession", username);
- }
- g_free (username);
-
- /* FIXME: should we do something here?
- * Note that error return status from PreSession script should
- * be ignored in the case of a X-GDM-BypassXsession session, which can
- * be checked by calling:
- * gdm_session_bypasses_xsession (session)
- */
-}
-
#ifdef HAVE_LOGINDEVPERM
static void
gdm_simple_slave_grant_console_permissions (GdmSimpleSlave *slave)
@@ -350,53 +296,10 @@ gdm_simple_slave_revoke_console_permissions (GdmSimpleSlave *slave)
#endif /* HAVE_LOGINDEVPERM */
static void
-on_session_exited (GdmSession *session,
- int exit_code,
- GdmSimpleSlave *slave)
-{
- g_object_set (GDM_SLAVE (slave), "session-id", NULL, NULL);
-
- g_debug ("GdmSimpleSlave: session exited with code %d\n", exit_code);
- gdm_slave_stop (GDM_SLAVE (slave));
-}
-
-static void
-on_session_died (GdmSession *session,
- int signal_number,
- GdmSimpleSlave *slave)
-{
- g_object_set (GDM_SLAVE (slave), "session-id", NULL, NULL);
-
- g_debug ("GdmSimpleSlave: session died with signal %d, (%s)",
- signal_number,
- g_strsignal (signal_number));
- gdm_slave_stop (GDM_SLAVE (slave));
-}
-
-static gboolean
-add_user_authorization (GdmSimpleSlave *slave,
- char **filename)
+reset_session (GdmSimpleSlave *slave)
{
- char *username;
- gboolean ret;
-
- username = gdm_session_get_username (slave->priv->session);
- ret = gdm_slave_add_user_authorization (GDM_SLAVE (slave),
- username,
- filename);
- g_free (username);
-
- return ret;
-}
-
-static void
-reset_session (GdmSimpleSlave *slave)
-{
- if (slave->priv->session == NULL) {
- return;
- }
-
- gdm_session_reset (slave->priv->session);
+ /* emit session reset signal here for the main daemon
+ process to pick up */
}
static gboolean
@@ -421,39 +324,8 @@ queue_greeter_reset (GdmSimpleSlave *slave)
}
static void
-gdm_simple_slave_start_session_when_ready (GdmSimpleSlave *slave,
- const char *service_name)
-{
- if (slave->priv->start_session_when_ready) {
- slave->priv->waiting_to_start_session = FALSE;
- queue_start_session (slave, service_name);
- } else {
- slave->priv->waiting_to_start_session = TRUE;
- }
-}
-
-static gboolean
-switch_to_and_unlock_session (GdmSimpleSlave *slave,
- gboolean fail_if_already_switched)
-{
- char *username;
- gboolean res;
-
- username = gdm_session_get_username (slave->priv->session);
-
- g_debug ("GdmSimpleSlave: trying to switch to session for user %s", username);
-
- /* try to switch to an existing session */
- res = gdm_slave_switch_to_user_session (GDM_SLAVE (slave), username, fail_if_already_switched);
- g_free (username);
-
- return res;
-}
-
-static void
stop_greeter (GdmSimpleSlave *slave)
{
- char *username;
gboolean script_successful;
g_debug ("GdmSimpleSlave: Stopping greeter");
@@ -464,22 +336,15 @@ stop_greeter (GdmSimpleSlave *slave)
}
/* Run the PostLogin script. gdmslave suspends until script has terminated */
- username = NULL;
- if (slave->priv->session != NULL) {
- username = gdm_session_get_username (slave->priv->session);
- }
-
- if (username != NULL) {
- script_successful = gdm_slave_run_script (GDM_SLAVE (slave), GDMCONFDIR "/PostLogin",
username);
+ if (slave->priv->username != NULL) {
+ script_successful = gdm_slave_run_script (GDM_SLAVE (slave), GDMCONFDIR "/PostLogin",
slave->priv->username);
} else {
script_successful = TRUE;
}
- g_free (username);
if (!script_successful) {
g_debug ("GdmSimpleSlave: PostLogin script unsuccessful");
- slave->priv->start_session_id = 0;
queue_greeter_reset (slave);
return;
}
@@ -488,502 +353,6 @@ stop_greeter (GdmSimpleSlave *slave)
}
static void
-start_session (GdmSimpleSlave *slave)
-{
- char *auth_file;
-
- auth_file = NULL;
- add_user_authorization (slave, &auth_file);
-
- g_assert (auth_file != NULL);
-
- g_object_set (slave->priv->session,
- "user-x11-authority-file", auth_file,
- NULL);
-
- g_free (auth_file);
-
- if (slave->priv->doing_initial_setup) {
- chown_initial_setup_home_dir ();
- }
-
- gdm_session_start_session (slave->priv->session,
- slave->priv->start_session_service_name);
-
- slave->priv->start_session_id = 0;
- g_free (slave->priv->start_session_service_name);
- slave->priv->start_session_service_name = NULL;
-}
-
-static gboolean
-start_session_timeout (GdmSimpleSlave *slave)
-{
- gboolean migrated;
- gboolean fail_if_already_switched = TRUE;
-
- g_debug ("GdmSimpleSlave: accredited");
-
- /* If there's already a session running, jump to it.
- * If the only session running is the one we just opened,
- * start a session on it.
- *
- * We assume we're in the former case if we need to switch
- * VTs, and we assume we're in the latter case if we don't.
- */
- migrated = switch_to_and_unlock_session (slave, fail_if_already_switched);
- g_debug ("GdmSimpleSlave: migrated: %d", migrated);
- if (migrated) {
- /* We don't stop the slave here because
- when Xorg exits it switches to the VT it was
- started from. That interferes with fast
- user switching. */
- gdm_session_reset (slave->priv->session);
-
- slave->priv->start_session_id = 0;
- g_free (slave->priv->start_session_service_name);
- slave->priv->start_session_service_name = NULL;
- } else {
- if (slave->priv->greeter_environment == NULL) {
- /* auto login */
- start_session (slave);
- } else {
- /* Session actually gets started from on_greeter_environment_session_stop */
- stop_greeter (slave);
- }
- }
-
- return FALSE;
-}
-
-static void
-queue_start_session (GdmSimpleSlave *slave,
- const char *service_name)
-{
- if (slave->priv->start_session_id > 0) {
- return;
- }
-
- slave->priv->start_session_id = g_idle_add ((GSourceFunc)start_session_timeout, slave);
- slave->priv->start_session_service_name = g_strdup (service_name);
-}
-
-static void
-on_session_reauthenticated (GdmSession *session,
- const char *service_name,
- GdmSimpleSlave *slave)
-{
- gboolean fail_if_already_switched = FALSE;
-
- /* There should already be a session running, so jump to it's
- * VT. In the event we're already on the right VT, (i.e. user
- * used an unlock screen instead of a user switched login screen),
- * then silently succeed and unlock the session.
- */
- switch_to_and_unlock_session (slave, fail_if_already_switched);
-}
-
-static void
-on_session_opened (GdmSession *session,
- const char *service_name,
- const char *session_id,
- GdmSimpleSlave *slave)
-{
-
-#ifdef HAVE_LOGINDEVPERM
- gdm_simple_slave_grant_console_permissions (slave);
-#endif /* HAVE_LOGINDEVPERM */
-
- if (g_strcmp0 (service_name, "gdm-autologin") == 0 &&
- !gdm_session_client_is_connected (slave->priv->session)) {
- /* If we're auto logging in then don't wait for the go-ahead from a greeter,
- * (since there is no greeter) */
- slave->priv->start_session_when_ready = TRUE;
- }
-
- gdm_simple_slave_start_session_when_ready (slave, service_name);
-}
-
-static void
-on_session_conversation_started (GdmSession *session,
- const char *service_name,
- GdmSimpleSlave *slave)
-{
- gboolean enabled;
- char *username;
- int delay;
-
- g_debug ("GdmSimpleSlave: session conversation started for service %s", service_name);
-
- if (g_strcmp0 (service_name, "gdm-autologin") != 0) {
- return;
- }
-
- enabled = FALSE;
- gdm_slave_get_timed_login_details (GDM_SLAVE (slave), &enabled, &username, &delay);
- if (! enabled) {
- return;
- }
-
- if (delay == 0) {
- g_debug ("GdmSimpleSlave: begin auto login for user '%s'", username);
- /* service_name will be "gdm-autologin"
- */
- gdm_session_setup_for_user (slave->priv->session, service_name, username);
- }
-
- g_free (username);
-}
-
-static void
-on_session_conversation_stopped (GdmSession *session,
- const char *service_name,
- GdmSimpleSlave *slave)
-{
- g_debug ("GdmSimpleSlave: conversation stopped");
-
-}
-
-static void
-start_autologin_conversation_if_necessary (GdmSimpleSlave *slave)
-{
- gboolean enabled;
-
- if (g_file_test (GDM_RAN_ONCE_MARKER_FILE, G_FILE_TEST_EXISTS)) {
- return;
- }
-
- gdm_slave_get_timed_login_details (GDM_SLAVE (slave), &enabled, NULL, NULL);
-
- if (!enabled) {
- return;
- }
-
- g_debug ("GdmSimpleSlave: Starting automatic login conversation");
- gdm_session_start_conversation (slave->priv->session, "gdm-autologin");
-}
-
-static void
-on_session_reauthentication_started (GdmSession *session,
- int pid_of_caller,
- const char *address,
- GdmSimpleSlave *slave)
-{
- GSimpleAsyncResult *result;
- gpointer source_tag;
-
- g_debug ("GdmSimpleSlave: reauthentication started");
-
- source_tag = GINT_TO_POINTER (pid_of_caller);
-
- result = g_hash_table_lookup (slave->priv->open_reauthentication_requests,
- source_tag);
-
- if (result != NULL) {
- g_simple_async_result_set_op_res_gpointer (result,
- g_strdup (address),
- (GDestroyNotify)
- g_free);
- g_simple_async_result_complete_in_idle (result);
- }
-
- g_hash_table_remove (slave->priv->open_reauthentication_requests,
- source_tag);
-}
-
-static void
-on_session_client_ready_for_session_to_start (GdmSession *session,
- const char *service_name,
- gboolean client_is_ready,
- GdmSimpleSlave *slave)
-{
- if (client_is_ready) {
- g_debug ("GdmSimpleSlave: Will start session when ready");
- } else {
- g_debug ("GdmSimpleSlave: Will start session when ready and told");
- }
-
- if (slave->priv->greeter_reset_id > 0) {
- return;
- }
-
- slave->priv->start_session_when_ready = client_is_ready;
-
- if (client_is_ready && slave->priv->waiting_to_start_session) {
- gdm_simple_slave_start_session_when_ready (slave, service_name);
- }
-}
-
-static void
-on_ready_to_request_timed_login (GdmSession *session,
- GSimpleAsyncResult *result,
- gpointer *user_data)
-{
- int delay = GPOINTER_TO_INT (user_data);
- GCancellable *cancellable;
- char *username;
-
- cancellable = g_object_get_data (G_OBJECT (result),
- "cancellable");
- if (g_cancellable_is_cancelled (cancellable)) {
- return;
- }
-
- username = g_simple_async_result_get_source_tag (result);
-
- gdm_session_request_timed_login (session, username, delay);
-
- g_object_weak_unref (G_OBJECT (session),
- (GWeakNotify)
- g_cancellable_cancel,
- cancellable);
- g_object_weak_unref (G_OBJECT (session),
- (GWeakNotify)
- g_object_unref,
- cancellable);
- g_object_weak_unref (G_OBJECT (session),
- (GWeakNotify)
- g_free,
- username);
-
- g_free (username);
-}
-
-static gboolean
-on_wait_for_greeter_timeout (GSimpleAsyncResult *result)
-{
- g_simple_async_result_complete (result);
-
- return FALSE;
-}
-
-static void
-on_session_client_connected (GdmSession *session,
- GCredentials *credentials,
- GPid pid_of_client,
- GdmSimpleSlave *slave)
-{
- gboolean timed_login_enabled;
- char *username;
- int delay;
- gboolean display_is_local;
-
- g_debug ("GdmSimpleSlave: client connected");
-
- g_object_get (slave,
- "display-is-local", &display_is_local,
- NULL);
-
- /* If XDMCP stop pinging */
- if ( ! display_is_local) {
- alarm (0);
- }
-
- timed_login_enabled = FALSE;
- gdm_slave_get_timed_login_details (GDM_SLAVE (slave), &timed_login_enabled, &username, &delay);
-
- if (! timed_login_enabled) {
- return;
- }
-
- /* temporary hack to fix timed login
- * http://bugzilla.gnome.org/680348
- */
- if (delay > 0) {
- GSimpleAsyncResult *result;
- GCancellable *cancellable;
- guint timeout_id;
- gpointer source_tag;
-
- delay = MAX (delay, 4);
-
- cancellable = g_cancellable_new ();
- source_tag = g_strdup (username);
- result = g_simple_async_result_new (G_OBJECT (session),
- (GAsyncReadyCallback)
- on_ready_to_request_timed_login,
- GINT_TO_POINTER (delay),
- source_tag);
- g_simple_async_result_set_check_cancellable (result, cancellable);
- g_object_set_data (G_OBJECT (result),
- "cancellable",
- cancellable);
-
- timeout_id = g_timeout_add_seconds_full (delay - 2,
- G_PRIORITY_DEFAULT,
- (GSourceFunc)
- on_wait_for_greeter_timeout,
- g_object_ref (result),
- (GDestroyNotify)
- g_object_unref);
- g_cancellable_connect (cancellable,
- G_CALLBACK (g_source_remove),
- GINT_TO_POINTER (timeout_id),
- NULL);
-
- g_object_weak_ref (G_OBJECT (session),
- (GWeakNotify)
- g_cancellable_cancel,
- cancellable);
- g_object_weak_ref (G_OBJECT (session),
- (GWeakNotify)
- g_object_unref,
- cancellable);
- g_object_weak_ref (G_OBJECT (session),
- (GWeakNotify)
- g_free,
- source_tag);
- }
-
- g_free (username);
-}
-
-static void
-on_session_client_disconnected (GdmSession *session,
- GCredentials *credentials,
- GPid pid_of_client,
- GdmSimpleSlave *slave)
-{
- gboolean display_is_local;
-
- g_debug ("GdmSimpleSlave: client disconnected");
-
- g_object_get (slave,
- "display-is-local", &display_is_local,
- NULL);
-
- if ( ! display_is_local && !slave->priv->session_is_running) {
- gdm_slave_stop (GDM_SLAVE (slave));
- }
-}
-
-static void
-on_session_cancelled (GdmSession *session,
- GdmSimpleSlave *slave)
-{
- g_debug ("GdmSimpleSlave: Session was cancelled");
- queue_greeter_reset (slave);
-}
-
-static void
-touch_marker_file (GdmSimpleSlave *slave)
-{
- int fd;
-
- fd = g_creat (GDM_RAN_ONCE_MARKER_FILE, 0644);
-
- if (fd < 0 && errno != EEXIST) {
- g_warning ("could not create %s to mark run, this may cause auto login "
- "to repeat: %m", GDM_RAN_ONCE_MARKER_FILE);
- return;
- }
-
- fsync (fd);
- close (fd);
-}
-
-static void
-create_new_session (GdmSimpleSlave *slave)
-{
- gboolean display_is_local;
- char *display_name;
- char *display_hostname;
- char *display_device;
- char *display_seat_id;
- char *display_x11_authority_file;
- GdmSession *greeter_session;
- uid_t greeter_uid;
-
- g_debug ("GdmSimpleSlave: Creating new session");
-
- if (slave->priv->greeter_environment != NULL) {
- greeter_session = gdm_launch_environment_get_session (GDM_LAUNCH_ENVIRONMENT
(slave->priv->greeter_environment));
- greeter_uid = gdm_session_get_allowed_user (greeter_session);
- } else {
- greeter_uid = 0;
- }
-
- g_object_get (slave,
- "display-name", &display_name,
- "display-hostname", &display_hostname,
- "display-is-local", &display_is_local,
- "display-x11-authority-file", &display_x11_authority_file,
- "display-seat-id", &display_seat_id,
- NULL);
-
- display_device = NULL;
- if (slave->priv->server != NULL) {
- display_device = gdm_server_get_display_device (slave->priv->server);
- }
-
- slave->priv->session = gdm_session_new (GDM_SESSION_VERIFICATION_MODE_LOGIN,
- greeter_uid,
- display_name,
- display_hostname,
- display_device,
- display_seat_id,
- display_x11_authority_file,
- display_is_local,
- NULL);
-
- g_free (display_name);
- g_free (display_device);
- g_free (display_hostname);
-
- g_signal_connect (slave->priv->session,
- "reauthentication-started",
- G_CALLBACK (on_session_reauthentication_started),
- slave);
- g_signal_connect (slave->priv->session,
- "reauthenticated",
- G_CALLBACK (on_session_reauthenticated),
- slave);
- g_signal_connect (slave->priv->session,
- "client-ready-for-session-to-start",
- G_CALLBACK (on_session_client_ready_for_session_to_start),
- slave);
- g_signal_connect (slave->priv->session,
- "client-connected",
- G_CALLBACK (on_session_client_connected),
- slave);
- g_signal_connect (slave->priv->session,
- "client-disconnected",
- G_CALLBACK (on_session_client_disconnected),
- slave);
- g_signal_connect (slave->priv->session,
- "cancelled",
- G_CALLBACK (on_session_cancelled),
- slave);
- g_signal_connect (slave->priv->session,
- "conversation-started",
- G_CALLBACK (on_session_conversation_started),
- slave);
- g_signal_connect (slave->priv->session,
- "conversation-stopped",
- G_CALLBACK (on_session_conversation_stopped),
- slave);
- g_signal_connect (slave->priv->session,
- "session-opened",
- G_CALLBACK (on_session_opened),
- slave);
- g_signal_connect (slave->priv->session,
- "session-started",
- G_CALLBACK (on_session_started),
- slave);
- g_signal_connect (slave->priv->session,
- "session-exited",
- G_CALLBACK (on_session_exited),
- slave);
- g_signal_connect (slave->priv->session,
- "session-died",
- G_CALLBACK (on_session_died),
- slave);
-
- start_autologin_conversation_if_necessary (slave);
-
- touch_marker_file (slave);
-}
-
-static void
on_greeter_environment_session_opened (GdmLaunchEnvironment *greeter_environment,
GdmSimpleSlave *slave)
{
@@ -1008,11 +377,7 @@ on_greeter_environment_session_stopped (GdmLaunchEnvironment *greeter_environmen
GdmSimpleSlave *slave)
{
g_debug ("GdmSimpleSlave: Greeter stopped");
- if (slave->priv->start_session_service_name == NULL) {
- gdm_slave_stop (GDM_SLAVE (slave));
- } else {
- start_session (slave);
- }
+ gdm_slave_stop (GDM_SLAVE (slave));
g_object_unref (slave->priv->greeter_environment);
slave->priv->greeter_environment = NULL;
@@ -1024,9 +389,7 @@ on_greeter_environment_session_exited (GdmLaunchEnvironment *greeter_environm
GdmSimpleSlave *slave)
{
g_debug ("GdmSimpleSlave: Greeter exited: %d", code);
- if (slave->priv->start_session_service_name == NULL) {
- gdm_slave_stop (GDM_SLAVE (slave));
- }
+ gdm_slave_stop (GDM_SLAVE (slave));
}
static void
@@ -1035,9 +398,7 @@ on_greeter_environment_session_died (GdmLaunchEnvironment *greeter_environmen
GdmSimpleSlave *slave)
{
g_debug ("GdmSimpleSlave: Greeter died: %d", signal);
- if (slave->priv->start_session_service_name == NULL) {
- gdm_slave_stop (GDM_SLAVE (slave));
- }
+ gdm_slave_stop (GDM_SLAVE (slave));
}
#ifdef WITH_PLYMOUTH
@@ -1331,17 +692,58 @@ wants_initial_setup (GdmSimpleSlave *slave)
}
static void
-setup_session (GdmSimpleSlave *slave)
+gdm_simple_slave_set_up_initial_session (GdmSlave *slave,
+ char **username)
{
- if (wants_initial_setup (slave)) {
- start_initial_setup (slave);
- } else if (wants_autologin (slave)) {
- /* Run the init script. gdmslave suspends until script has terminated */
- gdm_slave_run_script (GDM_SLAVE (slave), GDMCONFDIR "/Init", GDM_USERNAME);
+ GdmSimpleSlave *self = GDM_SIMPLE_SLAVE (slave);
+
+ if (wants_initial_setup (self)) {
+ *username = g_strdup (INITIAL_SETUP_USERNAME);
+ } else if (wants_autologin (self)) {
+ *username = g_strdup ("root");
} else {
- start_greeter (slave);
+ *username = g_strdup (GDM_USERNAME);
+ }
+}
+
+static void
+gdm_simple_slave_stop_initial_session (GdmSlave *slave,
+ const char *username)
+{
+ GdmSimpleSlave *self = GDM_SIMPLE_SLAVE (slave);
+
+ gdm_slave_run_script (slave, GDMCONFDIR "/PreSession", username);
+ if (self->priv->greeter_environment != NULL) {
+
+ g_signal_handlers_disconnect_by_func (self->priv->greeter_environment,
+ G_CALLBACK (on_greeter_environment_session_stopped),
+ self);
+ g_signal_handlers_disconnect_by_func (self->priv->greeter_environment,
+ G_CALLBACK (on_greeter_environment_session_exited),
+ self);
+ g_signal_handlers_disconnect_by_func (self->priv->greeter_environment,
+ G_CALLBACK (on_greeter_environment_session_died),
+ self);
+ stop_greeter (self);
+ self->priv->greeter_environment = NULL;
+ }
+
+ if (GDM_SIMPLE_SLAVE (slave)->priv->doing_initial_setup) {
+ chown_initial_setup_home_dir ();
+ }
+}
+
+static void
+gdm_simple_slave_start_initial_session (GdmSlave *slave)
+{
+ if (wants_initial_setup (GDM_SIMPLE_SLAVE (slave))) {
+ start_initial_setup (GDM_SIMPLE_SLAVE (slave));
+ } else if (wants_autologin (GDM_SIMPLE_SLAVE (slave))) {
+ /* no session to start so just run /Init and we're done */
+ gdm_slave_run_script (slave, GDMCONFDIR "/Init", GDM_USERNAME);
+ } else {
+ start_greeter (GDM_SIMPLE_SLAVE (slave));
}
- create_new_session (slave);
}
static gboolean
@@ -1354,7 +756,6 @@ idle_connect_to_display (GdmSimpleSlave *slave)
res = gdm_slave_connect_to_x11_display (GDM_SLAVE (slave));
if (res) {
setup_server (slave);
- setup_session (slave);
} else {
if (slave->priv->connection_attempts >= MAX_CONNECT_ATTEMPTS) {
g_warning ("Unable to connect to display after %d tries - bailing out",
slave->priv->connection_attempts);
@@ -1552,99 +953,6 @@ gdm_simple_slave_run (GdmSimpleSlave *slave)
}
static gboolean
-gdm_simple_slave_open_session (GdmSlave *slave,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- char **address,
- GError **error)
-{
- GdmSimpleSlave *self = GDM_SIMPLE_SLAVE (slave);
- uid_t allowed_user;
-
- if (self->priv->session_is_running) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Can only be called before user is logged in"));
- return FALSE;
- }
-
- allowed_user = gdm_session_get_allowed_user (self->priv->session);
-
- if (uid_of_caller != allowed_user) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Caller not GDM"));
- return FALSE;
- }
-
- *address = gdm_session_get_server_address (self->priv->session);
-
- return TRUE;
-}
-
-static char *
-gdm_simple_slave_open_reauthentication_channel_finish (GdmSlave *slave,
- GAsyncResult *result,
- GError **error)
-{
- GdmSimpleSlave *self = GDM_SIMPLE_SLAVE (slave);
- const char *address;
-
- g_return_val_if_fail (g_simple_async_result_is_valid (result,
- G_OBJECT (self),
-
gdm_simple_slave_open_reauthentication_channel), NULL);
-
- address = g_simple_async_result_get_op_res_gpointer (G_SIMPLE_ASYNC_RESULT (result));
-
- if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (result), error)) {
- return NULL;
- }
-
- return g_strdup (address);
-}
-
-static void
-gdm_simple_slave_open_reauthentication_channel (GdmSlave *slave,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GAsyncReadyCallback callback,
- gpointer user_data,
- GCancellable *cancellable)
-{
- GdmSimpleSlave *self = GDM_SIMPLE_SLAVE (slave);
- GSimpleAsyncResult *result;
-
- result = g_simple_async_result_new (G_OBJECT (slave),
- callback,
- user_data,
- gdm_simple_slave_open_reauthentication_channel);
-
- g_simple_async_result_set_check_cancellable (result, cancellable);
-
- if (!self->priv->session_is_running) {
- g_simple_async_result_set_error (result,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("User not logged in"));
- g_simple_async_result_complete_in_idle (result);
-
- } else {
- g_hash_table_insert (self->priv->open_reauthentication_requests,
- GINT_TO_POINTER (pid_of_caller),
- g_object_ref (result));
-
- gdm_session_start_reauthentication (self->priv->session,
- pid_of_caller,
- uid_of_caller);
- }
-
- g_object_unref (result);
-}
-
-static gboolean
gdm_simple_slave_start (GdmSlave *slave)
{
GDM_SLAVE_CLASS (gdm_simple_slave_parent_class)->start (slave);
@@ -1668,38 +976,6 @@ gdm_simple_slave_stop (GdmSlave *slave)
self->priv->greeter_environment = NULL;
}
- if (self->priv->start_session_id > 0) {
- g_source_remove (self->priv->start_session_id);
- self->priv->start_session_id = 0;
- }
-
- g_clear_pointer (&self->priv->start_session_service_name,
- (GDestroyNotify) g_free);
-
- if (self->priv->session_is_running) {
- char *username;
-
- /* Run the PostSession script. gdmslave suspends until script
- * has terminated
- */
- username = gdm_session_get_username (self->priv->session);
- if (username != NULL) {
- gdm_slave_run_script (slave, GDMCONFDIR "/PostSession", username);
- }
- g_free (username);
-
-#ifdef HAVE_LOGINDEVPERM
- gdm_simple_slave_revoke_console_permissions (self);
-#endif
-
- self->priv->session_is_running = FALSE;
- }
-
- if (self->priv->session != NULL) {
- gdm_session_close (self->priv->session);
- g_clear_object (&self->priv->session);
- }
-
if (self->priv->server != NULL) {
gdm_server_stop (self->priv->server);
g_clear_object (&self->priv->server);
@@ -1720,9 +996,9 @@ gdm_simple_slave_class_init (GdmSimpleSlaveClass *klass)
slave_class->start = gdm_simple_slave_start;
slave_class->stop = gdm_simple_slave_stop;
- slave_class->open_session = gdm_simple_slave_open_session;
- slave_class->open_reauthentication_channel = gdm_simple_slave_open_reauthentication_channel;
- slave_class->open_reauthentication_channel_finish =
gdm_simple_slave_open_reauthentication_channel_finish;
+ slave_class->set_up_initial_session = gdm_simple_slave_set_up_initial_session;
+ slave_class->start_initial_session = gdm_simple_slave_start_initial_session;
+ slave_class->stop_initial_session = gdm_simple_slave_stop_initial_session;
g_type_class_add_private (klass, sizeof (GdmSimpleSlavePrivate));
}
@@ -1734,13 +1010,6 @@ gdm_simple_slave_init (GdmSimpleSlave *slave)
#ifdef HAVE_LOGINDEVPERM
slave->priv->use_logindevperm = FALSE;
#endif
-
- slave->priv->open_reauthentication_requests = g_hash_table_new_full (NULL,
- NULL,
- (GDestroyNotify)
- NULL,
- (GDestroyNotify)
- g_object_unref);
}
static void
@@ -1757,8 +1026,6 @@ gdm_simple_slave_finalize (GObject *object)
gdm_slave_stop (GDM_SLAVE (slave));
- g_hash_table_unref (slave->priv->open_reauthentication_requests);
-
if (slave->priv->greeter_reset_id > 0) {
g_source_remove (slave->priv->greeter_reset_id);
slave->priv->greeter_reset_id = 0;
diff --git a/daemon/gdm-slave.c b/daemon/gdm-slave.c
index 128a800..f793483 100644
--- a/daemon/gdm-slave.c
+++ b/daemon/gdm-slave.c
@@ -200,7 +200,6 @@ get_script_environment (GdmSlave *slave,
GPtrArray *env;
GHashTable *hash;
struct passwd *pwent;
- char *temp;
env = g_ptr_array_new ();
@@ -637,6 +636,10 @@ gdm_slave_connect_to_x11_display (GdmSlave *slave)
ret = TRUE;
}
+ if (ret) {
+ gdm_dbus_slave_emit_started (slave->priv->skeleton);
+ }
+
return ret;
}
@@ -996,8 +999,7 @@ gdm_slave_parse_enriched_login (GdmSlave *slave,
}
}
- out:
-
+out:
return parsed_username;
}
@@ -1076,615 +1078,6 @@ gdm_slave_get_timed_login_details (GdmSlave *slave,
return res;
}
-static gboolean
-_get_uid_and_gid_for_user (const char *username,
- uid_t *uid,
- gid_t *gid)
-{
- struct passwd *passwd_entry;
-
- g_assert (username != NULL);
-
- errno = 0;
- gdm_get_pwent_for_name (username, &passwd_entry);
-
- if (passwd_entry == NULL) {
- return FALSE;
- }
-
- if (uid != NULL) {
- *uid = passwd_entry->pw_uid;
- }
-
- if (gid != NULL) {
- *gid = passwd_entry->pw_gid;
- }
-
- return TRUE;
-}
-
-#ifdef WITH_CONSOLE_KIT
-
-static gboolean
-x11_session_is_on_seat (GdmSlave *slave,
- const char *session_id,
- const char *seat_id)
-{
- GError *error = NULL;
- GVariant *reply;
- char *sid;
- gboolean ret;
- char *x11_display_device;
- char *x11_display;
-
- ret = FALSE;
- sid = NULL;
- x11_display = NULL;
- x11_display_device = NULL;
-
- if (seat_id == NULL || seat_id[0] == '\0' || session_id == NULL || session_id[0] == '\0') {
- return FALSE;
- }
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- session_id,
- CK_SESSION_INTERFACE,
- "GetSeatId",
- NULL, /* parameters */
- G_VARIANT_TYPE ("(o)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("Failed to identify the current seat: %s", error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_get (reply, "(o)", &sid);
- g_variant_unref (reply);
-
- if (sid == NULL || sid[0] == '\0' || strcmp (sid, seat_id) != 0) {
- g_debug ("GdmSlave: session not on current seat: %s", seat_id);
- goto out;
- }
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- session_id,
- CK_SESSION_INTERFACE,
- "GetX11Display",
- NULL, /* parameters */
- G_VARIANT_TYPE ("(s)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_error_free (error);
- goto out;
- }
-
- g_variant_get (reply, "(s)", &x11_display);
- g_variant_unref (reply);
-
- /* ignore tty sessions */
- if (x11_display == NULL || x11_display[0] == '\0') {
- goto out;
- }
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- session_id,
- CK_SESSION_INTERFACE,
- "GetX11DisplayDevice",
- NULL, /* parameters */
- G_VARIANT_TYPE ("(s)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_error_free (error);
- goto out;
- }
-
- g_variant_get (reply, "(s)", &x11_display_device);
- g_variant_unref (reply);
-
- if (x11_display_device == NULL || x11_display_device[0] == '\0') {
- goto out;
- }
-
- ret = TRUE;
- out:
- g_free (x11_display_device);
- g_free (x11_display);
- g_free (sid);
-
- return ret;
-}
-
-#endif
-
-#ifdef WITH_SYSTEMD
-static char*
-gdm_slave_get_primary_session_id_for_user_from_systemd (GdmSlave *slave,
- const char *username)
-{
- int res, i;
- char **sessions;
- uid_t uid;
- char *primary_ssid;
- gboolean got_primary_ssid;
-
- primary_ssid = NULL;
- got_primary_ssid = FALSE;
-
- res = sd_seat_can_multi_session (slave->priv->display_seat_id);
- if (res < 0) {
- g_warning ("GdmSlave: Failed to determine whether seat is multi-session capable: %s",
strerror (-res));
- return NULL;
- } else if (res == 0) {
- g_debug ("GdmSlave: seat is unable to activate sessions");
- return NULL;
- }
-
- if (! _get_uid_and_gid_for_user (username, &uid, NULL)) {
- g_debug ("GdmSlave: unable to determine uid for user: %s", username);
- return NULL;
- }
-
- res = sd_seat_get_sessions (slave->priv->display_seat_id, &sessions, NULL, NULL);
- if (res < 0) {
- g_warning ("GdmSlave: Failed to get sessions on seat: %s", strerror (-res));
- return NULL;
- }
-
- if (sessions == NULL) {
- g_debug ("GdmSlave: seat has no active sessions");
- return NULL;
- }
-
- for (i = 0; sessions[i] != NULL; i++) {
- char *type;
- char *state;
- gboolean is_closing;
- gboolean is_active;
- gboolean is_x11;
- uid_t other;
-
- res = sd_session_get_type (sessions[i], &type);
-
- if (res < 0) {
- g_warning ("GdmSlave: could not fetch type of session '%s': %s",
- sessions[i], strerror (-res));
- continue;
- }
-
- is_x11 = g_strcmp0 (type, "x11") == 0;
- free (type);
-
- /* Only migrate to graphical sessions
- */
- if (!is_x11) {
- continue;
- }
-
- /* Always give preference to non-active sessions,
- * so we migrate when we can and don't when we can't
- */
- res = sd_session_get_state (sessions[i], &state);
- if (res < 0) {
- g_warning ("GdmSlave: could not fetch state of session '%s': %s",
- sessions[i], strerror (-res));
- continue;
- }
-
- is_closing = g_strcmp0 (state, "closing") == 0;
- is_active = g_strcmp0 (state, "active") == 0;
- free (state);
-
- /* Ignore closing sessions
- */
- if (is_closing) {
- continue;
- }
-
- res = sd_session_get_uid (sessions[i], &other);
- if (res == 0 && other == uid && !got_primary_ssid) {
- g_free (primary_ssid);
- primary_ssid = g_strdup (sessions[i]);
-
- if (!is_active) {
- got_primary_ssid = TRUE;
- }
- }
- free (sessions[i]);
- }
-
- free (sessions);
- return primary_ssid;
-}
-#endif
-
-#ifdef WITH_CONSOLE_KIT
-static char *
-gdm_slave_get_primary_session_id_for_user_from_ck (GdmSlave *slave,
- const char *username)
-{
- gboolean can_activate_sessions;
- GError *error;
- const char **sessions;
- int i;
- char *primary_ssid;
- uid_t uid;
- GVariant *reply;
-
- error = NULL;
- primary_ssid = NULL;
-
- g_debug ("GdmSlave: getting proxy for seat: %s", slave->priv->display_seat_id);
- g_debug ("GdmSlave: checking if seat can activate sessions");
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- slave->priv->display_seat_id,
- CK_SEAT_INTERFACE,
- "CanActivateSessions",
- NULL, /* parameters */
- G_VARIANT_TYPE ("(b)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_warning ("unable to determine if seat can activate sessions: %s", error->message);
- g_error_free (error);
- return NULL;
- }
-
- g_variant_get (reply, "(b)", &can_activate_sessions);
- g_variant_unref (reply);
-
- if (! can_activate_sessions) {
- g_debug ("GdmSlave: seat is unable to activate sessions");
- return NULL;
- }
-
- if (! _get_uid_and_gid_for_user (username, &uid, NULL)) {
- g_debug ("GdmSlave: unable to determine uid for user: %s", username);
- return NULL;
- }
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- CK_MANAGER_PATH,
- CK_MANAGER_INTERFACE,
- "GetSessionsForUnixUser",
- g_variant_new ("(u)", uid),
- G_VARIANT_TYPE ("(ao)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
-
- if (reply == NULL) {
- g_warning ("unable to determine sessions for user: %s", error->message);
- g_error_free (error);
- return NULL;
- }
-
- g_variant_get_child (reply, 0, "^a&o", &sessions);
- for (i = 0; sessions[i] != NULL; i++) {
- if (x11_session_is_on_seat (slave, sessions[i], slave->priv->display_seat_id)) {
- primary_ssid = g_strdup (sessions[i]);
- break;
- }
- }
-
- g_free (sessions);
- g_variant_unref (reply);
- return primary_ssid;
-}
-#endif
-
-char *
-gdm_slave_get_primary_session_id_for_user (GdmSlave *slave,
- const char *username)
-{
-
- if (slave->priv->display_seat_id == NULL || slave->priv->display_seat_id[0] == '\0') {
- g_debug ("GdmSlave: display seat ID is not set; can't switch sessions");
- return NULL;
- }
-
-#ifdef WITH_SYSTEMD
- if (LOGIND_RUNNING()) {
- return gdm_slave_get_primary_session_id_for_user_from_systemd (slave, username);
- }
-#endif
-
-#ifdef WITH_CONSOLE_KIT
- return gdm_slave_get_primary_session_id_for_user_from_ck (slave, username);
-#else
- return NULL;
-#endif
-}
-
-#ifdef WITH_SYSTEMD
-static gboolean
-activate_session_id_for_systemd (GdmSlave *slave,
- const char *seat_id,
- const char *session_id)
-{
- GError *error = NULL;
- GVariant *reply;
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "ActivateSessionOnSeat",
- g_variant_new ("(ss)", session_id, seat_id),
- NULL, /* expected reply */
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("GdmSlave: logind 'ActivateSessionOnSeat' %s raised:\n %s\n\n",
- g_dbus_error_get_remote_error (error), error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_unref (reply);
-
- return TRUE;
-}
-#endif
-
-#ifdef WITH_CONSOLE_KIT
-static gboolean
-activate_session_id_for_ck (GdmSlave *slave,
- const char *seat_id,
- const char *session_id)
-{
- GError *error = NULL;
- GVariant *reply;
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- seat_id,
- "org.freedesktop.ConsoleKit.Seat",
- "ActivateSession",
- g_variant_new ("(o)", session_id),
- NULL, /* expected reply */
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("GdmSlave: ConsoleKit %s raised:\n %s\n\n",
- g_dbus_error_get_remote_error (error), error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_unref (reply);
-
- return TRUE;
-}
-#endif
-
-static gboolean
-activate_session_id (GdmSlave *slave,
- const char *seat_id,
- const char *session_id)
-{
-
-#ifdef WITH_SYSTEMD
- if (LOGIND_RUNNING()) {
- return activate_session_id_for_systemd (slave, seat_id, session_id);
- }
-#endif
-
-#ifdef WITH_CONSOLE_KIT
- return activate_session_id_for_ck (slave, seat_id, session_id);
-#else
- return FALSE;
-#endif
-}
-
-#ifdef WITH_CONSOLE_KIT
-static gboolean
-ck_session_is_active (GdmSlave *slave,
- const char *seat_id,
- const char *session_id)
-{
- GError *error = NULL;
- GVariant *reply;
- gboolean is_active;
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- session_id,
- "org.freedesktop.ConsoleKit.Session",
- "IsActive",
- NULL,
- G_VARIANT_TYPE ("(b)"),
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("GdmSlave: ConsoleKit IsActive %s raised:\n %s\n\n",
- g_dbus_error_get_remote_error (error), error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_get (reply, "(b)", &is_active);
- g_variant_unref (reply);
-
- return is_active;
-}
-#endif
-
-static gboolean
-session_is_active (GdmSlave *slave,
- const char *seat_id,
- const char *session_id)
-{
-#ifdef WITH_SYSTEMD
- if (LOGIND_RUNNING()) {
- return sd_session_is_active (session_id) > 0;
- }
-#endif
-
-#ifdef WITH_CONSOLE_KIT
- return ck_session_is_active (slave, seat_id, session_id);
-#else
- return FALSE;
-#endif
-}
-
-#ifdef WITH_SYSTEMD
-static gboolean
-session_unlock_for_systemd (GdmSlave *slave,
- const char *ssid)
-{
- GError *error = NULL;
- GVariant *reply;
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "UnlockSession",
- g_variant_new ("(s)", ssid),
- NULL, /* expected reply */
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("GdmSlave: logind 'UnlockSession' %s raised:\n %s\n\n",
- g_dbus_error_get_remote_error (error), error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_unref (reply);
-
- return TRUE;
-}
-#endif
-
-#ifdef WITH_CONSOLE_KIT
-static gboolean
-session_unlock_for_ck (GdmSlave *slave,
- const char *ssid)
-{
- GError *error = NULL;
- GVariant *reply;
-
- reply = g_dbus_connection_call_sync (slave->priv->connection,
- CK_NAME,
- ssid,
- CK_SESSION_INTERFACE,
- "Unlock",
- NULL, /* parameters */
- NULL, /* expected reply */
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL,
- &error);
- if (reply == NULL) {
- g_debug ("GdmSlave: ConsoleKit %s raised:\n %s\n\n",
- g_dbus_error_get_remote_error (error), error->message);
- g_error_free (error);
- return FALSE;
- }
-
- g_variant_unref (reply);
-
- return TRUE;
-}
-#endif
-
-static gboolean
-session_unlock (GdmSlave *slave,
- const char *ssid)
-{
-
- g_debug ("Unlocking session %s", ssid);
-
-#ifdef WITH_SYSTEMD
- if (LOGIND_RUNNING()) {
- return session_unlock_for_systemd (slave, ssid);
- }
-#endif
-
-#ifdef WITH_CONSOLE_KIT
- return session_unlock_for_ck (slave, ssid);
-#else
- return TRUE;
-#endif
-}
-
-gboolean
-gdm_slave_switch_to_user_session (GdmSlave *slave,
- const char *username,
- gboolean fail_if_already_switched)
-{
- gboolean res;
- gboolean ret;
- gboolean session_already_switched;
- char *ssid_to_activate;
-
- ret = FALSE;
-
- ssid_to_activate = gdm_slave_get_primary_session_id_for_user (slave, username);
- if (ssid_to_activate == NULL) {
- g_debug ("GdmSlave: unable to determine session to activate");
- goto out;
- }
-
- session_already_switched = session_is_active (slave, slave->priv->display_seat_id, ssid_to_activate);
-
- g_debug ("GdmSlave: Activating session: '%s'", ssid_to_activate);
-
- if (session_already_switched && fail_if_already_switched) {
- g_debug ("GdmSlave: unable to activate session since it's already active: %s",
ssid_to_activate);
- goto out;
- }
-
- if (!session_already_switched) {
- res = activate_session_id (slave, slave->priv->display_seat_id, ssid_to_activate);
- if (! res) {
- g_debug ("GdmSlave: unable to activate session: %s", ssid_to_activate);
- goto out;
- }
- }
-
- res = session_unlock (slave, ssid_to_activate);
- if (!res) {
- /* this isn't fatal */
- g_debug ("GdmSlave: unable to unlock session: %s", ssid_to_activate);
- }
-
- ret = TRUE;
-
- out:
- g_free (ssid_to_activate);
-
- return ret;
-}
-
static void
_gdm_slave_set_session_id (GdmSlave *slave,
const char *id)
@@ -1843,95 +1236,71 @@ gdm_slave_get_property (GObject *object,
}
static gboolean
-handle_open_session (GdmDBusSlave *skeleton,
- GDBusMethodInvocation *invocation,
- int pid_of_caller,
- int uid_of_caller,
- GdmSlave *slave)
+handle_set_up_initial_session (GdmDBusSlave *skeleton,
+ GDBusMethodInvocation *invocation,
+ GdmSlave *slave)
{
- GError *error;
GdmSlaveClass *slave_class;
- char *address;
+ char *username;
slave_class = GDM_SLAVE_GET_CLASS (slave);
- if (slave_class->open_session == NULL) {
+ if (slave_class->set_up_initial_session == NULL) {
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gnome.DisplayManager.Slave.Unsupported",
"Connections to the slave are not supported by
this slave");
return TRUE;
}
- error = NULL;
- address = NULL;
- if (!slave_class->open_session (slave,
- (GPid) pid_of_caller,
- (uid_t) uid_of_caller,
- &address,
- &error)) {
- g_dbus_method_invocation_return_gerror (invocation, error);
- g_error_free (error);
- return TRUE;
- }
+ username = NULL;
+ slave_class->set_up_initial_session (slave, &username);
- gdm_dbus_slave_complete_open_session (skeleton, invocation, address);
+ gdm_dbus_slave_complete_set_up_initial_session (skeleton, invocation, username);
- g_free (address);
+ g_free (username);
return TRUE;
}
-static void
-on_reauthentication_channel_opened (GdmSlave *slave,
- GAsyncResult *result,
- GDBusMethodInvocation *invocation)
+static gboolean
+handle_start_initial_session (GdmDBusSlave *skeleton,
+ GDBusMethodInvocation *invocation,
+ GdmSlave *slave)
{
- GdmSlaveClass *slave_class;
- GError *error;
- char *address;
+ GdmSlaveClass *slave_class;
slave_class = GDM_SLAVE_GET_CLASS (slave);
+ if (slave_class->start_initial_session == NULL) {
+ g_dbus_method_invocation_return_dbus_error (invocation,
+ "org.gnome.DisplayManager.Slave.Unsupported",
+ "Connections to the slave are not supported by
this slave");
+ return TRUE;
+ }
- g_assert (slave_class->open_reauthentication_channel_finish != NULL);
+ slave_class->start_initial_session (slave);
- error = NULL;
- address = slave_class->open_reauthentication_channel_finish (slave, result, &error);
+ gdm_dbus_slave_complete_start_initial_session (skeleton, invocation);
- if (address == NULL) {
- g_dbus_method_invocation_return_gerror (invocation, error);
- } else {
- gdm_dbus_slave_complete_open_reauthentication_channel (slave->priv->skeleton,
- invocation,
- address);
- }
-
- g_object_unref (invocation);
+ return TRUE;
}
static gboolean
-handle_open_reauthentication_channel (GdmDBusSlave *skeleton,
- GDBusMethodInvocation *invocation,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GdmSlave *slave)
+handle_stop_initial_session (GdmDBusSlave *skeleton,
+ GDBusMethodInvocation *invocation,
+ const char *username,
+ GdmSlave *slave)
{
GdmSlaveClass *slave_class;
slave_class = GDM_SLAVE_GET_CLASS (slave);
- if (slave_class->open_reauthentication_channel == NULL) {
+ if (slave_class->stop_initial_session == NULL) {
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gnome.DisplayManager.Slave.Unsupported",
"Connections to the slave are not supported by
this slave");
return TRUE;
}
- slave_class->open_reauthentication_channel (slave,
- username,
- pid_of_caller,
- uid_of_caller,
- (GAsyncReadyCallback)
- on_reauthentication_channel_opened,
- g_object_ref (invocation),
- NULL);
+ slave_class->stop_initial_session (slave, username);
+
+ gdm_dbus_slave_complete_stop_initial_session (skeleton, invocation);
return TRUE;
}
@@ -1954,14 +1323,17 @@ register_slave (GdmSlave *slave)
slave->priv->skeleton = GDM_DBUS_SLAVE (gdm_dbus_slave_skeleton_new ());
g_signal_connect (slave->priv->skeleton,
- "handle-open-session",
- G_CALLBACK (handle_open_session),
+ "handle-set-up-initial-session",
+ G_CALLBACK (handle_set_up_initial_session),
slave);
g_signal_connect (slave->priv->skeleton,
- "handle-open-reauthentication-channel",
- G_CALLBACK (handle_open_reauthentication_channel),
+ "handle-start-initial-session",
+ G_CALLBACK (handle_start_initial_session),
+ slave);
+ g_signal_connect (slave->priv->skeleton,
+ "handle-stop-initial-session",
+ G_CALLBACK (handle_stop_initial_session),
slave);
-
g_object_bind_property (G_OBJECT (slave),
"session-id",
G_OBJECT (slave->priv->skeleton),
diff --git a/daemon/gdm-slave.h b/daemon/gdm-slave.h
index 902de21..e3264f8 100644
--- a/daemon/gdm-slave.h
+++ b/daemon/gdm-slave.h
@@ -50,22 +50,11 @@ typedef struct
gboolean (*start) (GdmSlave *slave);
gboolean (*stop) (GdmSlave *slave);
- gboolean (*open_session) (GdmSlave *slave,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- char **address,
- GError **error);
-
- void (*open_reauthentication_channel) (GdmSlave *slave,
- const char *username,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- GAsyncReadyCallback callback,
- gpointer user_data,
- GCancellable *cancellable);
- char * (*open_reauthentication_channel_finish) (GdmSlave *slave,
- GAsyncResult *result,
- GError **error);
+ void (* set_up_initial_session) (GdmSlave *slave,
+ char **username);
+ void (* start_initial_session) (GdmSlave *slave);
+ void (* stop_initial_session) (GdmSlave *slave,
+ const char *username);
/* signals */
void (*stopped) (GdmSlave *slave);
@@ -85,23 +74,14 @@ GQuark gdm_slave_error_quark (void);
GType gdm_slave_get_type (void);
gboolean gdm_slave_start (GdmSlave *slave);
gboolean gdm_slave_stop (GdmSlave *slave);
-
-char * gdm_slave_get_primary_session_id_for_user (GdmSlave *slave,
- const char *username);
-
gboolean gdm_slave_get_timed_login_details (GdmSlave *slave,
gboolean *enabled,
char **username,
int *delay);
-
gboolean gdm_slave_add_user_authorization (GdmSlave *slave,
const char *username,
char **filename);
-gboolean gdm_slave_switch_to_user_session (GdmSlave *slave,
- const char *username,
- gboolean fail_if_already_switched);
-
gboolean gdm_slave_connect_to_x11_display (GdmSlave *slave);
void gdm_slave_set_initial_cursor_position (GdmSlave *slave);
diff --git a/daemon/gdm-slave.xml b/daemon/gdm-slave.xml
index d055252..3f563b4 100644
--- a/daemon/gdm-slave.xml
+++ b/daemon/gdm-slave.xml
@@ -1,19 +1,23 @@
<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd";>
<node>
<interface name="org.gnome.DisplayManager.Slave">
- <method name="OpenSession">
- <arg name="pid_of_caller" type="i" direction="in" />
- <arg name="uid_of_caller" type="i" direction="in" />
- <arg name="address" type="s" direction="out" />
+ <method name="StopGreeter">
</method>
- <method name="OpenReauthenticationChannel">
+ <method name="SetUpInitialSession">
+ <arg name="username" type="s" direction="out" />
+ </method>
+
+ <method name="StartInitialSession">
+ </method>
+
+ <method name="StopInitialSession">
<arg name="username" type="s" direction="in" />
- <arg name="pid_of_caller" type="i" direction="in" />
- <arg name="uid_of_caller" type="i" direction="in" />
- <arg name="address" type="s" direction="out" />
</method>
+ <signal name="Started">
+ </signal>
+
<property name="session_id" type="s" access="read"/>
</interface>
</node>
diff --git a/daemon/gdm-xdmcp-chooser-slave.c b/daemon/gdm-xdmcp-chooser-slave.c
index 001922a..48cd772 100644
--- a/daemon/gdm-xdmcp-chooser-slave.c
+++ b/daemon/gdm-xdmcp-chooser-slave.c
@@ -349,31 +349,6 @@ gdm_xdmcp_chooser_slave_stop (GdmSlave *slave)
return TRUE;
}
-static gboolean
-gdm_xdmcp_chooser_slave_open_session (GdmSlave *slave,
- GPid pid_of_caller,
- uid_t uid_of_caller,
- char **address,
- GError **error)
-{
- GdmXdmcpChooserSlave *self = GDM_XDMCP_CHOOSER_SLAVE (slave);
- GdmSession *session;
-
- session = gdm_launch_environment_get_session (GDM_LAUNCH_ENVIRONMENT
(self->priv->chooser_environment));
-
- if (gdm_session_client_is_connected (session)) {
- g_set_error (error,
- G_DBUS_ERROR,
- G_DBUS_ERROR_ACCESS_DENIED,
- _("Currently, only one client can be connected at once"));
-
- return FALSE;
- }
-
- *address = gdm_session_get_server_address (session);
- return TRUE;
-}
-
static GObject *
gdm_xdmcp_chooser_slave_constructor (GType type,
guint n_construct_properties,
@@ -403,7 +378,6 @@ gdm_xdmcp_chooser_slave_class_init (GdmXdmcpChooserSlaveClass *klass)
slave_class->start = gdm_xdmcp_chooser_slave_start;
slave_class->stop = gdm_xdmcp_chooser_slave_stop;
- slave_class->open_session = gdm_xdmcp_chooser_slave_open_session;
g_type_class_add_private (klass, sizeof (GdmXdmcpChooserSlavePrivate));
}
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