[134] | 1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- |
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| 2 | * |
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| 3 | * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU General Public License as published by |
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| 7 | * the Free Software Foundation; either version 2 of the License, or |
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| 8 | * (at your option) any later version. |
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| 9 | * |
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| 10 | * This program is distributed in the hope that it will be useful, |
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | * GNU General Public License for more details. |
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| 14 | * |
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| 15 | * You should have received a copy of the GNU General Public License |
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| 16 | * along with this program; if not, write to the Free Software |
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | * |
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| 19 | */ |
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| 20 | |
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| 21 | #include "config.h" |
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| 22 | |
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| 23 | #include <stdlib.h> |
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| 24 | #include <stdio.h> |
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| 25 | #include <fcntl.h> |
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| 26 | #include <unistd.h> |
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| 27 | #include <string.h> |
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| 28 | #include <sys/types.h> |
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| 29 | #include <sys/wait.h> |
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| 30 | #include <errno.h> |
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| 31 | #include <pwd.h> |
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| 32 | #include <grp.h> |
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| 33 | |
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| 34 | #include <glib.h> |
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| 35 | #include <glib/gi18n.h> |
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| 36 | #include <glib/gstdio.h> |
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| 37 | #include <glib-object.h> |
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| 38 | |
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| 39 | #define DBUS_API_SUBJECT_TO_CHANGE |
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| 40 | #include <dbus/dbus-glib.h> |
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| 41 | #include <dbus/dbus-glib-lowlevel.h> |
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| 42 | |
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| 43 | #include <X11/Xlib.h> /* for Display */ |
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| 44 | |
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| 45 | #include "gdm-common.h" |
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| 46 | |
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| 47 | #include "gdm-factory-slave.h" |
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| 48 | #include "gdm-factory-slave-glue.h" |
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| 49 | |
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| 50 | #include "gdm-server.h" |
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| 51 | #include "gdm-greeter-session.h" |
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| 52 | #include "gdm-greeter-server.h" |
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| 53 | |
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| 54 | #include "gdm-session-relay.h" |
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| 55 | |
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| 56 | extern char **environ; |
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| 57 | |
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| 58 | #define GDM_FACTORY_SLAVE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_FACTORY_SLAVE, GdmFactorySlavePrivate)) |
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| 59 | |
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| 60 | #define GDM_DBUS_NAME "org.gnome.DisplayManager" |
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| 61 | #define GDM_DBUS_LOCAL_DISPLAY_FACTORY_PATH "/org/gnome/DisplayManager/LocalDisplayFactory" |
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| 62 | #define GDM_DBUS_LOCAL_DISPLAY_FACTORY_INTERFACE "org.gnome.DisplayManager.LocalDisplayFactory" |
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| 63 | |
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| 64 | #define MAX_CONNECT_ATTEMPTS 10 |
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| 65 | |
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| 66 | struct GdmFactorySlavePrivate |
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| 67 | { |
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| 68 | char *id; |
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| 69 | GPid pid; |
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| 70 | guint greeter_reset_id; |
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| 71 | |
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| 72 | GPid server_pid; |
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| 73 | Display *server_display; |
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| 74 | guint connection_attempts; |
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| 75 | |
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| 76 | GdmServer *server; |
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| 77 | GdmSessionRelay *session; |
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| 78 | GdmGreeterServer *greeter_server; |
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| 79 | GdmGreeterSession *greeter; |
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| 80 | DBusGProxy *factory_proxy; |
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| 81 | DBusGConnection *connection; |
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| 82 | }; |
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| 83 | |
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| 84 | enum { |
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| 85 | PROP_0, |
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| 86 | }; |
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| 87 | |
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| 88 | static void gdm_factory_slave_class_init (GdmFactorySlaveClass *klass); |
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| 89 | static void gdm_factory_slave_init (GdmFactorySlave *factory_slave); |
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| 90 | static void gdm_factory_slave_finalize (GObject *object); |
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| 91 | |
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| 92 | G_DEFINE_TYPE (GdmFactorySlave, gdm_factory_slave, GDM_TYPE_SLAVE) |
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| 93 | |
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| 94 | static gboolean |
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| 95 | greeter_reset_timeout (GdmFactorySlave *slave) |
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| 96 | { |
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| 97 | gdm_greeter_server_reset (slave->priv->greeter_server); |
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| 98 | slave->priv->greeter_reset_id = 0; |
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| 99 | return FALSE; |
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| 100 | } |
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| 101 | |
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| 102 | static void |
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| 103 | queue_greeter_reset (GdmFactorySlave *slave) |
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| 104 | { |
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| 105 | if (slave->priv->greeter_reset_id > 0) { |
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| 106 | return; |
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| 107 | } |
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| 108 | |
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| 109 | slave->priv->greeter_reset_id = g_timeout_add_seconds (2, (GSourceFunc)greeter_reset_timeout, slave); |
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| 110 | } |
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| 111 | |
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| 112 | static void |
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| 113 | on_greeter_session_start (GdmGreeterSession *greeter, |
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| 114 | GdmFactorySlave *slave) |
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| 115 | { |
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| 116 | g_debug ("GdmFactorySlave: Greeter started"); |
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| 117 | } |
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| 118 | |
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| 119 | static void |
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| 120 | on_greeter_session_stop (GdmGreeterSession *greeter, |
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| 121 | GdmFactorySlave *slave) |
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| 122 | { |
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| 123 | g_debug ("GdmFactorySlave: Greeter stopped"); |
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| 124 | } |
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| 125 | |
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| 126 | static void |
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| 127 | on_greeter_session_exited (GdmGreeterSession *greeter, |
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| 128 | int code, |
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| 129 | GdmFactorySlave *slave) |
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| 130 | { |
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| 131 | g_debug ("GdmSimpleSlave: Greeter exited: %d", code); |
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| 132 | gdm_slave_stopped (GDM_SLAVE (slave)); |
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| 133 | } |
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| 134 | |
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| 135 | static void |
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| 136 | on_greeter_session_died (GdmGreeterSession *greeter, |
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| 137 | int signal, |
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| 138 | GdmFactorySlave *slave) |
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| 139 | { |
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| 140 | g_debug ("GdmSimpleSlave: Greeter died: %d", signal); |
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| 141 | gdm_slave_stopped (GDM_SLAVE (slave)); |
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| 142 | } |
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| 143 | |
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| 144 | |
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| 145 | static void |
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| 146 | on_session_info (GdmSession *session, |
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| 147 | const char *text, |
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| 148 | GdmFactorySlave *slave) |
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| 149 | { |
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| 150 | g_debug ("GdmFactorySlave: Info: %s", text); |
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| 151 | gdm_greeter_server_info (slave->priv->greeter_server, text); |
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| 152 | } |
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| 153 | |
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| 154 | static void |
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| 155 | on_session_problem (GdmSession *session, |
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| 156 | const char *text, |
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| 157 | GdmFactorySlave *slave) |
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| 158 | { |
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| 159 | g_debug ("GdmFactorySlave: Problem: %s", text); |
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| 160 | gdm_greeter_server_problem (slave->priv->greeter_server, text); |
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| 161 | } |
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| 162 | |
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| 163 | static void |
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| 164 | on_session_info_query (GdmSession *session, |
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| 165 | const char *text, |
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| 166 | GdmFactorySlave *slave) |
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| 167 | { |
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| 168 | |
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| 169 | g_debug ("GdmFactorySlave: Info query: %s", text); |
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| 170 | gdm_greeter_server_info_query (slave->priv->greeter_server, text); |
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| 171 | } |
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| 172 | |
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| 173 | static void |
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| 174 | on_session_secret_info_query (GdmSession *session, |
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| 175 | const char *text, |
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| 176 | GdmFactorySlave *slave) |
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| 177 | { |
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| 178 | g_debug ("GdmFactorySlave: Secret info query: %s", text); |
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| 179 | gdm_greeter_server_secret_info_query (slave->priv->greeter_server, text); |
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| 180 | } |
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| 181 | |
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| 182 | static void |
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| 183 | on_session_opened (GdmSession *session, |
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| 184 | GdmFactorySlave *slave) |
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| 185 | { |
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| 186 | g_debug ("GdmFactorySlave: session opened"); |
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| 187 | |
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| 188 | gdm_greeter_server_ready (slave->priv->greeter_server); |
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| 189 | } |
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| 190 | |
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| 191 | static void |
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| 192 | on_session_setup_complete (GdmSession *session, |
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| 193 | GdmFactorySlave *slave) |
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| 194 | { |
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| 195 | gdm_session_authenticate (session); |
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| 196 | } |
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| 197 | |
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| 198 | static void |
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| 199 | on_session_setup_failed (GdmSession *session, |
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| 200 | const char *message, |
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| 201 | GdmFactorySlave *slave) |
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| 202 | { |
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| 203 | gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to initialize login system")); |
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| 204 | |
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| 205 | queue_greeter_reset (slave); |
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| 206 | } |
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| 207 | |
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| 208 | static void |
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| 209 | on_session_reset_complete (GdmSession *session, |
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| 210 | GdmFactorySlave *slave) |
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| 211 | { |
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| 212 | g_debug ("GdmFactorySlave: PAM reset"); |
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| 213 | } |
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| 214 | |
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| 215 | static void |
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| 216 | on_session_reset_failed (GdmSession *session, |
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| 217 | const char *message, |
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| 218 | GdmFactorySlave *slave) |
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| 219 | { |
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| 220 | g_critical ("Unable to reset PAM"); |
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| 221 | } |
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| 222 | |
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| 223 | static void |
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| 224 | on_session_authenticated (GdmSession *session, |
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| 225 | GdmFactorySlave *slave) |
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| 226 | { |
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| 227 | gdm_session_authorize (session); |
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| 228 | } |
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| 229 | |
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| 230 | static void |
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| 231 | on_session_authentication_failed (GdmSession *session, |
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| 232 | const char *message, |
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| 233 | GdmFactorySlave *slave) |
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| 234 | { |
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| 235 | gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to authenticate user")); |
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| 236 | |
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| 237 | queue_greeter_reset (slave); |
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| 238 | } |
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| 239 | |
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| 240 | static void |
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| 241 | on_session_authorized (GdmSession *session, |
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| 242 | GdmFactorySlave *slave) |
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| 243 | { |
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| 244 | int flag; |
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| 245 | |
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| 246 | /* FIXME: check for migration? */ |
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| 247 | flag = GDM_SESSION_CRED_ESTABLISH; |
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| 248 | |
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| 249 | gdm_session_accredit (session, flag); |
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| 250 | } |
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| 251 | |
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| 252 | static void |
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| 253 | on_session_authorization_failed (GdmSession *session, |
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| 254 | const char *message, |
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| 255 | GdmFactorySlave *slave) |
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| 256 | { |
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| 257 | gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to authorize user")); |
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| 258 | |
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| 259 | queue_greeter_reset (slave); |
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| 260 | } |
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| 261 | |
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| 262 | static void |
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| 263 | on_session_accredited (GdmSession *session, |
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| 264 | GdmFactorySlave *slave) |
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| 265 | { |
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| 266 | g_debug ("GdmFactorySlave: session user verified"); |
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| 267 | |
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| 268 | gdm_session_start_session (session); |
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| 269 | |
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| 270 | gdm_greeter_server_reset (slave->priv->greeter_server); |
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| 271 | } |
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| 272 | |
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| 273 | static void |
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| 274 | on_session_accreditation_failed (GdmSession *session, |
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| 275 | const char *message, |
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| 276 | GdmFactorySlave *slave) |
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| 277 | { |
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| 278 | g_debug ("GdmFactorySlave: could not successfully authenticate user: %s", |
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| 279 | message); |
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| 280 | |
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| 281 | gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to establish credentials")); |
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| 282 | |
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| 283 | queue_greeter_reset (slave); |
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| 284 | } |
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| 285 | |
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| 286 | static void |
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| 287 | on_session_session_started (GdmSession *session, |
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| 288 | GdmFactorySlave *slave) |
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| 289 | { |
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| 290 | g_debug ("GdmFactorySlave: Relay session started"); |
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| 291 | |
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| 292 | gdm_greeter_server_reset (slave->priv->greeter_server); |
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| 293 | } |
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| 294 | |
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| 295 | static gboolean |
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| 296 | create_product_display (GdmFactorySlave *slave) |
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| 297 | { |
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| 298 | char *parent_display_id; |
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| 299 | char *server_address; |
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| 300 | char *product_id; |
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| 301 | GError *error; |
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| 302 | gboolean res; |
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| 303 | gboolean ret; |
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| 304 | |
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| 305 | ret = FALSE; |
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| 306 | |
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| 307 | g_debug ("GdmFactorySlave: Create product display"); |
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| 308 | |
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| 309 | g_debug ("GdmFactorySlave: Connecting to local display factory"); |
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| 310 | slave->priv->factory_proxy = dbus_g_proxy_new_for_name (slave->priv->connection, |
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| 311 | GDM_DBUS_NAME, |
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| 312 | GDM_DBUS_LOCAL_DISPLAY_FACTORY_PATH, |
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| 313 | GDM_DBUS_LOCAL_DISPLAY_FACTORY_INTERFACE); |
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| 314 | if (slave->priv->factory_proxy == NULL) { |
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| 315 | g_warning ("Failed to create local display factory proxy"); |
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| 316 | goto out; |
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| 317 | } |
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| 318 | |
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| 319 | server_address = gdm_session_relay_get_address (slave->priv->session); |
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| 320 | |
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| 321 | g_object_get (slave, |
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| 322 | "display-id", &parent_display_id, |
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| 323 | NULL); |
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| 324 | |
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| 325 | error = NULL; |
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| 326 | res = dbus_g_proxy_call (slave->priv->factory_proxy, |
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| 327 | "CreateProductDisplay", |
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| 328 | &error, |
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| 329 | DBUS_TYPE_G_OBJECT_PATH, parent_display_id, |
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| 330 | G_TYPE_STRING, server_address, |
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| 331 | G_TYPE_INVALID, |
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| 332 | DBUS_TYPE_G_OBJECT_PATH, &product_id, |
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| 333 | G_TYPE_INVALID); |
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| 334 | g_free (server_address); |
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| 335 | g_free (parent_display_id); |
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| 336 | |
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| 337 | if (! res) { |
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| 338 | if (error != NULL) { |
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| 339 | g_warning ("Failed to create product display: %s", error->message); |
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| 340 | g_error_free (error); |
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| 341 | } else { |
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| 342 | g_warning ("Failed to create product display"); |
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| 343 | } |
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| 344 | goto out; |
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| 345 | } |
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| 346 | |
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| 347 | ret = TRUE; |
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| 348 | |
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| 349 | out: |
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| 350 | return ret; |
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| 351 | } |
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| 352 | |
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| 353 | static void |
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| 354 | on_session_relay_disconnected (GdmSessionRelay *session, |
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| 355 | GdmFactorySlave *slave) |
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| 356 | { |
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| 357 | g_debug ("GdmFactorySlave: Relay disconnected"); |
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| 358 | |
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| 359 | /* FIXME: do some kind of loop detection */ |
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| 360 | gdm_greeter_server_reset (slave->priv->greeter_server); |
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| 361 | create_product_display (slave); |
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| 362 | } |
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| 363 | |
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| 364 | static void |
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| 365 | on_session_relay_connected (GdmSessionRelay *session, |
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| 366 | GdmFactorySlave *slave) |
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| 367 | { |
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| 368 | g_debug ("GdmFactorySlave: Relay Connected"); |
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| 369 | |
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| 370 | gdm_session_open (GDM_SESSION (slave->priv->session)); |
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| 371 | } |
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| 372 | |
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| 373 | static void |
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| 374 | on_greeter_begin_verification (GdmGreeterServer *greeter_server, |
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| 375 | GdmFactorySlave *slave) |
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| 376 | { |
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| 377 | g_debug ("GdmFactorySlave: begin verification"); |
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| 378 | gdm_session_setup (GDM_SESSION (slave->priv->session), |
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| 379 | "gdm"); |
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| 380 | } |
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| 381 | |
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| 382 | static void |
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| 383 | on_greeter_begin_verification_for_user (GdmGreeterServer *greeter_server, |
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| 384 | const char *username, |
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| 385 | GdmFactorySlave *slave) |
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| 386 | { |
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| 387 | g_debug ("GdmFactorySlave: begin verification for user"); |
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| 388 | gdm_session_setup_for_user (GDM_SESSION (slave->priv->session), |
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| 389 | "gdm", |
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| 390 | username); |
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| 391 | } |
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| 392 | |
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| 393 | static void |
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| 394 | on_greeter_answer (GdmGreeterServer *greeter_server, |
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| 395 | const char *text, |
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| 396 | GdmFactorySlave *slave) |
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| 397 | { |
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| 398 | g_debug ("GdmFactorySlave: Greeter answer"); |
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| 399 | gdm_session_answer_query (GDM_SESSION (slave->priv->session), text); |
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| 400 | } |
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| 401 | |
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| 402 | static void |
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| 403 | on_greeter_session_selected (GdmGreeterServer *greeter_server, |
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| 404 | const char *text, |
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| 405 | GdmFactorySlave *slave) |
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| 406 | { |
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| 407 | gdm_session_select_session (GDM_SESSION (slave->priv->session), text); |
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| 408 | } |
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| 409 | |
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| 410 | static void |
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| 411 | on_greeter_language_selected (GdmGreeterServer *greeter_server, |
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| 412 | const char *text, |
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| 413 | GdmFactorySlave *slave) |
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| 414 | { |
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| 415 | gdm_session_select_language (GDM_SESSION (slave->priv->session), text); |
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| 416 | } |
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| 417 | |
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| 418 | static void |
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| 419 | on_greeter_layout_selected (GdmGreeterServer *greeter_server, |
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| 420 | const char *text, |
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| 421 | GdmFactorySlave *slave) |
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| 422 | { |
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| 423 | gdm_session_select_layout (GDM_SESSION (slave->priv->session), text); |
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| 424 | } |
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| 425 | |
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| 426 | static void |
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| 427 | on_greeter_user_selected (GdmGreeterServer *greeter_server, |
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| 428 | const char *text, |
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| 429 | GdmFactorySlave *slave) |
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| 430 | { |
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| 431 | gdm_session_select_user (GDM_SESSION (slave->priv->session), text); |
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| 432 | } |
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| 433 | |
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| 434 | static void |
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| 435 | on_greeter_cancel (GdmGreeterServer *greeter_server, |
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| 436 | GdmFactorySlave *slave) |
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| 437 | { |
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| 438 | gdm_session_cancel (GDM_SESSION (slave->priv->session)); |
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| 439 | } |
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| 440 | |
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| 441 | static void |
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| 442 | on_greeter_connected (GdmGreeterServer *greeter_server, |
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| 443 | GdmFactorySlave *slave) |
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| 444 | { |
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| 445 | g_debug ("GdmFactorySlave: Greeter started"); |
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| 446 | |
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| 447 | create_product_display (slave); |
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| 448 | } |
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| 449 | |
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| 450 | static void |
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| 451 | setup_server (GdmFactorySlave *slave) |
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| 452 | { |
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| 453 | /* Set the busy cursor */ |
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| 454 | gdm_slave_set_busy_cursor (GDM_SLAVE (slave)); |
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| 455 | } |
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| 456 | |
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| 457 | static void |
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| 458 | run_greeter (GdmFactorySlave *slave) |
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| 459 | { |
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| 460 | gboolean display_is_local; |
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| 461 | char *display_id; |
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| 462 | char *display_name; |
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| 463 | char *display_device; |
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| 464 | char *display_hostname; |
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| 465 | char *auth_file; |
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| 466 | char *address; |
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| 467 | |
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| 468 | g_debug ("GdmFactorySlave: Running greeter"); |
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| 469 | |
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| 470 | display_is_local = FALSE; |
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| 471 | display_id = NULL; |
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| 472 | display_name = NULL; |
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| 473 | auth_file = NULL; |
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| 474 | display_device = NULL; |
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| 475 | display_hostname = NULL; |
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| 476 | |
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| 477 | g_object_get (slave, |
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| 478 | "display-is-local", &display_is_local, |
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| 479 | "display-id", &display_id, |
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| 480 | "display-name", &display_name, |
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| 481 | "display-hostname", &display_hostname, |
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| 482 | "display-x11-authority-file", &auth_file, |
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| 483 | NULL); |
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| 484 | |
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| 485 | if (slave->priv->server != NULL) { |
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| 486 | display_device = gdm_server_get_display_device (slave->priv->server); |
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| 487 | } |
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| 488 | |
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| 489 | /* FIXME: send a signal back to the master */ |
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| 490 | |
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| 491 | /* Run the init script. gdmslave suspends until script has terminated */ |
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| 492 | gdm_slave_run_script (GDM_SLAVE (slave), GDMCONFDIR "/Init", GDM_USERNAME); |
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| 493 | |
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| 494 | slave->priv->greeter_server = gdm_greeter_server_new (display_id); |
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| 495 | g_signal_connect (slave->priv->greeter_server, |
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| 496 | "begin-verification", |
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| 497 | G_CALLBACK (on_greeter_begin_verification), |
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| 498 | slave); |
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| 499 | g_signal_connect (slave->priv->greeter_server, |
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| 500 | "begin-verification-for-user", |
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| 501 | G_CALLBACK (on_greeter_begin_verification_for_user), |
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| 502 | slave); |
---|
| 503 | g_signal_connect (slave->priv->greeter_server, |
---|
| 504 | "query-answer", |
---|
| 505 | G_CALLBACK (on_greeter_answer), |
---|
| 506 | slave); |
---|
| 507 | g_signal_connect (slave->priv->greeter_server, |
---|
| 508 | "session-selected", |
---|
| 509 | G_CALLBACK (on_greeter_session_selected), |
---|
| 510 | slave); |
---|
| 511 | g_signal_connect (slave->priv->greeter_server, |
---|
| 512 | "language-selected", |
---|
| 513 | G_CALLBACK (on_greeter_language_selected), |
---|
| 514 | slave); |
---|
| 515 | g_signal_connect (slave->priv->greeter_server, |
---|
| 516 | "layout-selected", |
---|
| 517 | G_CALLBACK (on_greeter_layout_selected), |
---|
| 518 | slave); |
---|
| 519 | g_signal_connect (slave->priv->greeter_server, |
---|
| 520 | "user-selected", |
---|
| 521 | G_CALLBACK (on_greeter_user_selected), |
---|
| 522 | slave); |
---|
| 523 | g_signal_connect (slave->priv->greeter_server, |
---|
| 524 | "connected", |
---|
| 525 | G_CALLBACK (on_greeter_connected), |
---|
| 526 | slave); |
---|
| 527 | g_signal_connect (slave->priv->greeter_server, |
---|
| 528 | "cancelled", |
---|
| 529 | G_CALLBACK (on_greeter_cancel), |
---|
| 530 | slave); |
---|
| 531 | gdm_greeter_server_start (slave->priv->greeter_server); |
---|
| 532 | |
---|
| 533 | address = gdm_greeter_server_get_address (slave->priv->greeter_server); |
---|
| 534 | |
---|
| 535 | g_debug ("GdmFactorySlave: Creating greeter on %s %s", display_name, display_device); |
---|
| 536 | slave->priv->greeter = gdm_greeter_session_new (display_name, |
---|
| 537 | display_device, |
---|
| 538 | display_hostname, |
---|
| 539 | display_is_local); |
---|
| 540 | g_signal_connect (slave->priv->greeter, |
---|
| 541 | "started", |
---|
| 542 | G_CALLBACK (on_greeter_session_start), |
---|
| 543 | slave); |
---|
| 544 | g_signal_connect (slave->priv->greeter, |
---|
| 545 | "stopped", |
---|
| 546 | G_CALLBACK (on_greeter_session_stop), |
---|
| 547 | slave); |
---|
| 548 | g_signal_connect (slave->priv->greeter, |
---|
| 549 | "exited", |
---|
| 550 | G_CALLBACK (on_greeter_session_exited), |
---|
| 551 | slave); |
---|
| 552 | g_signal_connect (slave->priv->greeter, |
---|
| 553 | "died", |
---|
| 554 | G_CALLBACK (on_greeter_session_died), |
---|
| 555 | slave); |
---|
| 556 | g_object_set (slave->priv->greeter, |
---|
| 557 | "x11-authority-file", auth_file, |
---|
| 558 | NULL); |
---|
| 559 | gdm_welcome_session_set_server_address (GDM_WELCOME_SESSION (slave->priv->greeter), address); |
---|
| 560 | gdm_welcome_session_start (GDM_WELCOME_SESSION (slave->priv->greeter)); |
---|
| 561 | |
---|
| 562 | g_free (address); |
---|
| 563 | |
---|
| 564 | g_free (display_id); |
---|
| 565 | g_free (display_name); |
---|
| 566 | g_free (display_device); |
---|
| 567 | g_free (display_hostname); |
---|
| 568 | g_free (auth_file); |
---|
| 569 | } |
---|
| 570 | |
---|
| 571 | static gboolean |
---|
| 572 | idle_connect_to_display (GdmFactorySlave *slave) |
---|
| 573 | { |
---|
| 574 | gboolean res; |
---|
| 575 | |
---|
| 576 | slave->priv->connection_attempts++; |
---|
| 577 | |
---|
| 578 | g_debug ("GdmFactorySlave: Connect to display"); |
---|
| 579 | |
---|
| 580 | res = gdm_slave_connect_to_x11_display (GDM_SLAVE (slave)); |
---|
| 581 | if (res) { |
---|
| 582 | /* FIXME: handle wait-for-go */ |
---|
| 583 | |
---|
| 584 | setup_server (slave); |
---|
| 585 | run_greeter (slave); |
---|
| 586 | } else { |
---|
| 587 | if (slave->priv->connection_attempts >= MAX_CONNECT_ATTEMPTS) { |
---|
| 588 | g_warning ("Unable to connect to display after %d tries - bailing out", slave->priv->connection_attempts); |
---|
| 589 | exit (1); |
---|
| 590 | } |
---|
| 591 | return TRUE; |
---|
| 592 | } |
---|
| 593 | |
---|
| 594 | return FALSE; |
---|
| 595 | } |
---|
| 596 | |
---|
| 597 | static void |
---|
| 598 | on_server_ready (GdmServer *server, |
---|
| 599 | GdmFactorySlave *slave) |
---|
| 600 | { |
---|
| 601 | g_debug ("GdmFactorySlave: Server ready"); |
---|
| 602 | |
---|
| 603 | g_timeout_add (500, (GSourceFunc)idle_connect_to_display, slave); |
---|
| 604 | } |
---|
| 605 | |
---|
| 606 | static void |
---|
| 607 | on_server_exited (GdmServer *server, |
---|
| 608 | int exit_code, |
---|
| 609 | GdmFactorySlave *slave) |
---|
| 610 | { |
---|
| 611 | g_debug ("GdmFactorySlave: server exited with code %d\n", exit_code); |
---|
| 612 | |
---|
| 613 | gdm_slave_stopped (GDM_SLAVE (slave)); |
---|
| 614 | } |
---|
| 615 | |
---|
| 616 | static void |
---|
| 617 | on_server_died (GdmServer *server, |
---|
| 618 | int signal_number, |
---|
| 619 | GdmFactorySlave *slave) |
---|
| 620 | { |
---|
| 621 | g_debug ("GdmFactorySlave: server died with signal %d, (%s)", |
---|
| 622 | signal_number, |
---|
| 623 | g_strsignal (signal_number)); |
---|
| 624 | |
---|
| 625 | gdm_slave_stopped (GDM_SLAVE (slave)); |
---|
| 626 | } |
---|
| 627 | |
---|
| 628 | static gboolean |
---|
| 629 | gdm_factory_slave_run (GdmFactorySlave *slave) |
---|
| 630 | { |
---|
| 631 | char *display_name; |
---|
| 632 | char *auth_file; |
---|
| 633 | gboolean display_is_local; |
---|
| 634 | |
---|
| 635 | g_object_get (slave, |
---|
| 636 | "display-is-local", &display_is_local, |
---|
| 637 | "display-name", &display_name, |
---|
| 638 | "display-x11-authority-file", &auth_file, |
---|
| 639 | NULL); |
---|
| 640 | |
---|
| 641 | /* if this is local display start a server if one doesn't |
---|
| 642 | * exist */ |
---|
| 643 | if (display_is_local) { |
---|
| 644 | gboolean res; |
---|
| 645 | |
---|
| 646 | slave->priv->server = gdm_server_new (display_name, auth_file); |
---|
| 647 | g_signal_connect (slave->priv->server, |
---|
| 648 | "exited", |
---|
| 649 | G_CALLBACK (on_server_exited), |
---|
| 650 | slave); |
---|
| 651 | g_signal_connect (slave->priv->server, |
---|
| 652 | "died", |
---|
| 653 | G_CALLBACK (on_server_died), |
---|
| 654 | slave); |
---|
| 655 | g_signal_connect (slave->priv->server, |
---|
| 656 | "ready", |
---|
| 657 | G_CALLBACK (on_server_ready), |
---|
| 658 | slave); |
---|
| 659 | |
---|
| 660 | res = gdm_server_start (slave->priv->server); |
---|
| 661 | if (! res) { |
---|
| 662 | g_warning (_("Could not start the X " |
---|
| 663 | "server (your graphical environment) " |
---|
| 664 | "due to some internal error. " |
---|
| 665 | "Please contact your system administrator " |
---|
| 666 | "or check your syslog to diagnose. " |
---|
| 667 | "In the meantime this display will be " |
---|
| 668 | "disabled. Please restart GDM when " |
---|
| 669 | "the problem is corrected.")); |
---|
| 670 | exit (1); |
---|
| 671 | } |
---|
| 672 | |
---|
| 673 | g_debug ("GdmFactorySlave: Started X server"); |
---|
| 674 | } else { |
---|
| 675 | g_timeout_add (500, (GSourceFunc)idle_connect_to_display, slave); |
---|
| 676 | } |
---|
| 677 | |
---|
| 678 | g_free (display_name); |
---|
| 679 | g_free (auth_file); |
---|
| 680 | |
---|
| 681 | return TRUE; |
---|
| 682 | } |
---|
| 683 | |
---|
| 684 | static gboolean |
---|
| 685 | gdm_factory_slave_start (GdmSlave *slave) |
---|
| 686 | { |
---|
| 687 | gboolean ret; |
---|
| 688 | |
---|
| 689 | ret = FALSE; |
---|
| 690 | |
---|
| 691 | g_debug ("GdmFactorySlave: Starting factory slave"); |
---|
| 692 | |
---|
| 693 | GDM_SLAVE_CLASS (gdm_factory_slave_parent_class)->start (slave); |
---|
| 694 | |
---|
| 695 | GDM_FACTORY_SLAVE (slave)->priv->session = gdm_session_relay_new (); |
---|
| 696 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 697 | "opened", |
---|
| 698 | G_CALLBACK (on_session_opened), |
---|
| 699 | slave); |
---|
| 700 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 701 | "setup-complete", |
---|
| 702 | G_CALLBACK (on_session_setup_complete), |
---|
| 703 | slave); |
---|
| 704 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 705 | "setup-failed", |
---|
| 706 | G_CALLBACK (on_session_setup_failed), |
---|
| 707 | slave); |
---|
| 708 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 709 | "reset-complete", |
---|
| 710 | G_CALLBACK (on_session_reset_complete), |
---|
| 711 | slave); |
---|
| 712 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 713 | "reset-failed", |
---|
| 714 | G_CALLBACK (on_session_reset_failed), |
---|
| 715 | slave); |
---|
| 716 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 717 | "authenticated", |
---|
| 718 | G_CALLBACK (on_session_authenticated), |
---|
| 719 | slave); |
---|
| 720 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 721 | "authentication-failed", |
---|
| 722 | G_CALLBACK (on_session_authentication_failed), |
---|
| 723 | slave); |
---|
| 724 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 725 | "authorized", |
---|
| 726 | G_CALLBACK (on_session_authorized), |
---|
| 727 | slave); |
---|
| 728 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 729 | "authorization-failed", |
---|
| 730 | G_CALLBACK (on_session_authorization_failed), |
---|
| 731 | slave); |
---|
| 732 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 733 | "accredited", |
---|
| 734 | G_CALLBACK (on_session_accredited), |
---|
| 735 | slave); |
---|
| 736 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 737 | "accreditation-failed", |
---|
| 738 | G_CALLBACK (on_session_accreditation_failed), |
---|
| 739 | slave); |
---|
| 740 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 741 | "info", |
---|
| 742 | G_CALLBACK (on_session_info), |
---|
| 743 | slave); |
---|
| 744 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 745 | "problem", |
---|
| 746 | G_CALLBACK (on_session_problem), |
---|
| 747 | slave); |
---|
| 748 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 749 | "info-query", |
---|
| 750 | G_CALLBACK (on_session_info_query), |
---|
| 751 | slave); |
---|
| 752 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 753 | "secret-info-query", |
---|
| 754 | G_CALLBACK (on_session_secret_info_query), |
---|
| 755 | slave); |
---|
| 756 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 757 | "session-started", |
---|
| 758 | G_CALLBACK (on_session_session_started), |
---|
| 759 | slave); |
---|
| 760 | |
---|
| 761 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 762 | "connected", |
---|
| 763 | G_CALLBACK (on_session_relay_connected), |
---|
| 764 | slave); |
---|
| 765 | g_signal_connect (GDM_FACTORY_SLAVE (slave)->priv->session, |
---|
| 766 | "disconnected", |
---|
| 767 | G_CALLBACK (on_session_relay_disconnected), |
---|
| 768 | slave); |
---|
| 769 | |
---|
| 770 | gdm_session_relay_start (GDM_FACTORY_SLAVE (slave)->priv->session); |
---|
| 771 | |
---|
| 772 | gdm_factory_slave_run (GDM_FACTORY_SLAVE (slave)); |
---|
| 773 | |
---|
| 774 | ret = TRUE; |
---|
| 775 | |
---|
| 776 | return ret; |
---|
| 777 | } |
---|
| 778 | |
---|
| 779 | static gboolean |
---|
| 780 | gdm_factory_slave_stop (GdmSlave *slave) |
---|
| 781 | { |
---|
| 782 | g_debug ("GdmFactorySlave: Stopping factory_slave"); |
---|
| 783 | |
---|
| 784 | GDM_SLAVE_CLASS (gdm_factory_slave_parent_class)->stop (slave); |
---|
| 785 | |
---|
| 786 | if (GDM_FACTORY_SLAVE (slave)->priv->session != NULL) { |
---|
| 787 | gdm_session_relay_stop (GDM_FACTORY_SLAVE (slave)->priv->session); |
---|
| 788 | g_object_unref (GDM_FACTORY_SLAVE (slave)->priv->session); |
---|
| 789 | GDM_FACTORY_SLAVE (slave)->priv->session = NULL; |
---|
| 790 | } |
---|
| 791 | |
---|
| 792 | if (GDM_FACTORY_SLAVE (slave)->priv->greeter_server != NULL) { |
---|
| 793 | gdm_greeter_server_stop (GDM_FACTORY_SLAVE (slave)->priv->greeter_server); |
---|
| 794 | g_object_unref (GDM_FACTORY_SLAVE (slave)->priv->greeter_server); |
---|
| 795 | GDM_FACTORY_SLAVE (slave)->priv->greeter_server = NULL; |
---|
| 796 | } |
---|
| 797 | |
---|
| 798 | if (GDM_FACTORY_SLAVE (slave)->priv->greeter != NULL) { |
---|
| 799 | gdm_welcome_session_stop (GDM_WELCOME_SESSION (GDM_FACTORY_SLAVE (slave)->priv->greeter)); |
---|
| 800 | g_object_unref (GDM_FACTORY_SLAVE (slave)->priv->greeter); |
---|
| 801 | GDM_FACTORY_SLAVE (slave)->priv->greeter = NULL; |
---|
| 802 | } |
---|
| 803 | |
---|
| 804 | if (GDM_FACTORY_SLAVE (slave)->priv->server != NULL) { |
---|
| 805 | gdm_server_stop (GDM_FACTORY_SLAVE (slave)->priv->server); |
---|
| 806 | g_object_unref (GDM_FACTORY_SLAVE (slave)->priv->server); |
---|
| 807 | GDM_FACTORY_SLAVE (slave)->priv->server = NULL; |
---|
| 808 | } |
---|
| 809 | |
---|
| 810 | if (GDM_FACTORY_SLAVE (slave)->priv->factory_proxy != NULL) { |
---|
| 811 | g_object_unref (GDM_FACTORY_SLAVE (slave)->priv->factory_proxy); |
---|
| 812 | } |
---|
| 813 | |
---|
| 814 | return TRUE; |
---|
| 815 | } |
---|
| 816 | |
---|
| 817 | static void |
---|
| 818 | gdm_factory_slave_set_property (GObject *object, |
---|
| 819 | guint prop_id, |
---|
| 820 | const GValue *value, |
---|
| 821 | GParamSpec *pspec) |
---|
| 822 | { |
---|
| 823 | switch (prop_id) { |
---|
| 824 | default: |
---|
| 825 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 826 | break; |
---|
| 827 | } |
---|
| 828 | } |
---|
| 829 | |
---|
| 830 | static void |
---|
| 831 | gdm_factory_slave_get_property (GObject *object, |
---|
| 832 | guint prop_id, |
---|
| 833 | GValue *value, |
---|
| 834 | GParamSpec *pspec) |
---|
| 835 | { |
---|
| 836 | switch (prop_id) { |
---|
| 837 | default: |
---|
| 838 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 839 | break; |
---|
| 840 | } |
---|
| 841 | } |
---|
| 842 | |
---|
| 843 | static GObject * |
---|
| 844 | gdm_factory_slave_constructor (GType type, |
---|
| 845 | guint n_construct_properties, |
---|
| 846 | GObjectConstructParam *construct_properties) |
---|
| 847 | { |
---|
| 848 | GdmFactorySlave *factory_slave; |
---|
| 849 | |
---|
| 850 | factory_slave = GDM_FACTORY_SLAVE (G_OBJECT_CLASS (gdm_factory_slave_parent_class)->constructor (type, |
---|
| 851 | n_construct_properties, |
---|
| 852 | construct_properties)); |
---|
| 853 | |
---|
| 854 | return G_OBJECT (factory_slave); |
---|
| 855 | } |
---|
| 856 | |
---|
| 857 | static void |
---|
| 858 | gdm_factory_slave_class_init (GdmFactorySlaveClass *klass) |
---|
| 859 | { |
---|
| 860 | GObjectClass *object_class = G_OBJECT_CLASS (klass); |
---|
| 861 | GdmSlaveClass *slave_class = GDM_SLAVE_CLASS (klass); |
---|
| 862 | |
---|
| 863 | object_class->get_property = gdm_factory_slave_get_property; |
---|
| 864 | object_class->set_property = gdm_factory_slave_set_property; |
---|
| 865 | object_class->constructor = gdm_factory_slave_constructor; |
---|
| 866 | object_class->finalize = gdm_factory_slave_finalize; |
---|
| 867 | |
---|
| 868 | slave_class->start = gdm_factory_slave_start; |
---|
| 869 | slave_class->stop = gdm_factory_slave_stop; |
---|
| 870 | |
---|
| 871 | g_type_class_add_private (klass, sizeof (GdmFactorySlavePrivate)); |
---|
| 872 | |
---|
| 873 | dbus_g_object_type_install_info (GDM_TYPE_FACTORY_SLAVE, &dbus_glib_gdm_factory_slave_object_info); |
---|
| 874 | } |
---|
| 875 | |
---|
| 876 | static void |
---|
| 877 | gdm_factory_slave_init (GdmFactorySlave *slave) |
---|
| 878 | { |
---|
| 879 | GError *error; |
---|
| 880 | |
---|
| 881 | slave->priv = GDM_FACTORY_SLAVE_GET_PRIVATE (slave); |
---|
| 882 | |
---|
| 883 | slave->priv->pid = -1; |
---|
| 884 | |
---|
| 885 | error = NULL; |
---|
| 886 | slave->priv->connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); |
---|
| 887 | if (slave->priv->connection == NULL) { |
---|
| 888 | if (error != NULL) { |
---|
| 889 | g_critical ("error getting system bus: %s", error->message); |
---|
| 890 | g_error_free (error); |
---|
| 891 | } |
---|
| 892 | exit (1); |
---|
| 893 | } |
---|
| 894 | } |
---|
| 895 | |
---|
| 896 | static void |
---|
| 897 | gdm_factory_slave_finalize (GObject *object) |
---|
| 898 | { |
---|
| 899 | GdmFactorySlave *factory_slave; |
---|
| 900 | |
---|
| 901 | g_return_if_fail (object != NULL); |
---|
| 902 | g_return_if_fail (GDM_IS_FACTORY_SLAVE (object)); |
---|
| 903 | |
---|
| 904 | factory_slave = GDM_FACTORY_SLAVE (object); |
---|
| 905 | |
---|
| 906 | g_debug ("GdmFactorySlave: Finalizing slave"); |
---|
| 907 | |
---|
| 908 | g_return_if_fail (factory_slave->priv != NULL); |
---|
| 909 | |
---|
| 910 | gdm_factory_slave_stop (GDM_SLAVE (factory_slave)); |
---|
| 911 | |
---|
| 912 | if (factory_slave->priv->greeter_reset_id > 0) { |
---|
| 913 | g_source_remove (factory_slave->priv->greeter_reset_id); |
---|
| 914 | factory_slave->priv->greeter_reset_id = 0; |
---|
| 915 | } |
---|
| 916 | |
---|
| 917 | G_OBJECT_CLASS (gdm_factory_slave_parent_class)->finalize (object); |
---|
| 918 | } |
---|
| 919 | |
---|
| 920 | GdmSlave * |
---|
| 921 | gdm_factory_slave_new (const char *id) |
---|
| 922 | { |
---|
| 923 | GObject *object; |
---|
| 924 | |
---|
| 925 | object = g_object_new (GDM_TYPE_FACTORY_SLAVE, |
---|
| 926 | "display-id", id, |
---|
| 927 | NULL); |
---|
| 928 | |
---|
| 929 | return GDM_SLAVE (object); |
---|
| 930 | } |
---|