[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) 2008 William Jon McCann <jmccann@redhat.com> |
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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 <ctype.h> |
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| 32 | #include <pwd.h> |
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| 33 | #include <grp.h> |
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| 34 | #include <signal.h> |
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| 35 | |
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| 36 | #include <glib.h> |
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| 37 | #include <glib/gi18n.h> |
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| 38 | #include <glib/gstdio.h> |
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| 39 | #include <glib-object.h> |
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| 40 | #define DBUS_API_SUBJECT_TO_CHANGE |
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| 41 | #include <dbus/dbus-glib.h> |
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| 42 | #include <dbus/dbus-glib-lowlevel.h> |
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| 43 | |
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| 44 | #include "gdm-common.h" |
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| 45 | #include "ck-connector.h" |
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| 46 | |
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| 47 | #include "gdm-welcome-session.h" |
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| 48 | |
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| 49 | #define DBUS_LAUNCH_COMMAND BINDIR "/dbus-launch --exit-with-session" |
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| 50 | |
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| 51 | #define MAX_LOGS 5 |
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| 52 | |
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| 53 | extern char **environ; |
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| 54 | |
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| 55 | #define GDM_WELCOME_SESSION_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_WELCOME_SESSION, GdmWelcomeSessionPrivate)) |
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| 56 | |
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| 57 | struct GdmWelcomeSessionPrivate |
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| 58 | { |
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| 59 | char *command; |
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| 60 | GPid pid; |
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| 61 | |
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| 62 | CkConnector *ckc; |
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| 63 | |
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| 64 | char *user_name; |
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| 65 | char *group_name; |
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| 66 | |
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| 67 | char *x11_display_name; |
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| 68 | char *x11_display_device; |
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| 69 | char *x11_display_hostname; |
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| 70 | char *x11_authority_file; |
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| 71 | gboolean x11_display_is_local; |
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| 72 | |
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| 73 | guint child_watch_id; |
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| 74 | |
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| 75 | GPid dbus_pid; |
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| 76 | char *dbus_bus_address; |
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| 77 | char *server_dbus_path; |
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| 78 | char *server_dbus_interface; |
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| 79 | char *server_env_var_name; |
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| 80 | gboolean register_ck_session; |
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| 81 | |
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| 82 | char *server_address; |
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| 83 | }; |
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| 84 | |
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| 85 | enum { |
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| 86 | PROP_0, |
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| 87 | PROP_X11_DISPLAY_NAME, |
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| 88 | PROP_X11_DISPLAY_DEVICE, |
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| 89 | PROP_X11_DISPLAY_HOSTNAME, |
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| 90 | PROP_X11_AUTHORITY_FILE, |
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| 91 | PROP_X11_DISPLAY_IS_LOCAL, |
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| 92 | PROP_USER_NAME, |
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| 93 | PROP_GROUP_NAME, |
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| 94 | PROP_SERVER_ADDRESS, |
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| 95 | PROP_COMMAND, |
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| 96 | PROP_SERVER_DBUS_PATH, |
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| 97 | PROP_SERVER_DBUS_INTERFACE, |
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| 98 | PROP_SERVER_ENV_VAR_NAME, |
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| 99 | PROP_REGISTER_CK_SESSION, |
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| 100 | }; |
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| 101 | |
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| 102 | enum { |
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| 103 | STARTED, |
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| 104 | STOPPED, |
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| 105 | EXITED, |
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| 106 | DIED, |
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| 107 | LAST_SIGNAL |
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| 108 | }; |
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| 109 | |
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| 110 | static guint signals [LAST_SIGNAL] = { 0, }; |
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| 111 | |
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| 112 | static void gdm_welcome_session_class_init (GdmWelcomeSessionClass *klass); |
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| 113 | static void gdm_welcome_session_init (GdmWelcomeSession *welcome_session); |
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| 114 | static void gdm_welcome_session_finalize (GObject *object); |
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| 115 | |
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| 116 | G_DEFINE_ABSTRACT_TYPE (GdmWelcomeSession, gdm_welcome_session, G_TYPE_OBJECT) |
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| 117 | |
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| 118 | static void |
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| 119 | listify_hash (const char *key, |
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| 120 | const char *value, |
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| 121 | GPtrArray *env) |
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| 122 | { |
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| 123 | char *str; |
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| 124 | str = g_strdup_printf ("%s=%s", key, value); |
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| 125 | g_debug ("GdmWelcomeSession: welcome environment: %s", str); |
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| 126 | g_ptr_array_add (env, str); |
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| 127 | } |
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| 128 | |
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| 129 | static gboolean |
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| 130 | open_welcome_session (GdmWelcomeSession *welcome_session) |
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| 131 | { |
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| 132 | struct passwd *pwent; |
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| 133 | const char *session_type; |
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| 134 | const char *hostname; |
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| 135 | const char *x11_display_device; |
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| 136 | int res; |
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| 137 | gboolean ret; |
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| 138 | DBusError error; |
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| 139 | |
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| 140 | ret = FALSE; |
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| 141 | |
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| 142 | g_debug ("GdmWelcomeSession: Registering session with ConsoleKit"); |
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| 143 | |
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| 144 | session_type = "LoginWindow"; |
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| 145 | |
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| 146 | pwent = getpwnam (welcome_session->priv->user_name); |
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| 147 | if (pwent == NULL) { |
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| 148 | /* FIXME: */ |
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| 149 | g_warning ("Couldn't look up uid"); |
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| 150 | goto out; |
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| 151 | } |
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| 152 | |
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| 153 | welcome_session->priv->ckc = ck_connector_new (); |
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| 154 | if (welcome_session->priv->ckc == NULL) { |
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| 155 | g_warning ("Couldn't create new ConsoleKit connector"); |
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| 156 | goto out; |
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| 157 | } |
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| 158 | |
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| 159 | if (welcome_session->priv->x11_display_hostname != NULL) { |
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| 160 | hostname = welcome_session->priv->x11_display_hostname; |
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| 161 | } else { |
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| 162 | hostname = ""; |
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| 163 | } |
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| 164 | |
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| 165 | if (welcome_session->priv->x11_display_device != NULL) { |
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| 166 | x11_display_device = welcome_session->priv->x11_display_device; |
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| 167 | } else { |
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| 168 | x11_display_device = ""; |
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| 169 | } |
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| 170 | |
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| 171 | g_debug ("GdmWelcomeSession: Opening ConsoleKit session for user:%d x11-display:'%s' x11-display-device:'%s' remote-host-name:'%s' is-local:%d", |
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| 172 | pwent->pw_uid, |
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| 173 | welcome_session->priv->x11_display_name, |
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| 174 | x11_display_device, |
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| 175 | hostname, |
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| 176 | welcome_session->priv->x11_display_is_local); |
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| 177 | |
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| 178 | dbus_error_init (&error); |
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| 179 | res = ck_connector_open_session_with_parameters (welcome_session->priv->ckc, |
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| 180 | &error, |
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| 181 | "unix-user", &pwent->pw_uid, |
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| 182 | "session-type", &session_type, |
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| 183 | "x11-display", &welcome_session->priv->x11_display_name, |
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| 184 | "x11-display-device", &x11_display_device, |
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| 185 | "remote-host-name", &hostname, |
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| 186 | "is-local", &welcome_session->priv->x11_display_is_local, |
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| 187 | NULL); |
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| 188 | if (! res) { |
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| 189 | if (dbus_error_is_set (&error)) { |
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| 190 | g_warning ("%s\n", error.message); |
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| 191 | dbus_error_free (&error); |
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| 192 | } else { |
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| 193 | g_warning ("cannot open CK session: OOM, D-Bus system bus not available,\n" |
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| 194 | "ConsoleKit not available or insufficient privileges.\n"); |
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| 195 | } |
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| 196 | goto out; |
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| 197 | } |
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| 198 | |
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| 199 | ret = TRUE; |
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| 200 | |
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| 201 | out: |
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| 202 | return ret; |
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| 203 | } |
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| 204 | |
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| 205 | static gboolean |
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| 206 | close_welcome_session (GdmWelcomeSession *welcome_session) |
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| 207 | { |
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| 208 | int res; |
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| 209 | gboolean ret; |
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| 210 | DBusError error; |
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| 211 | |
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| 212 | ret = FALSE; |
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| 213 | |
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| 214 | if (welcome_session->priv->ckc == NULL) { |
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| 215 | return FALSE; |
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| 216 | } |
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| 217 | |
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| 218 | g_debug ("GdmWelcomeSession: De-registering session from ConsoleKit"); |
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| 219 | |
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| 220 | dbus_error_init (&error); |
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| 221 | res = ck_connector_close_session (welcome_session->priv->ckc, &error); |
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| 222 | if (! res) { |
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| 223 | if (dbus_error_is_set (&error)) { |
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| 224 | g_warning ("%s\n", error.message); |
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| 225 | dbus_error_free (&error); |
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| 226 | } else { |
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| 227 | g_warning ("cannot open CK session: OOM, D-Bus system bus not available,\n" |
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| 228 | "ConsoleKit not available or insufficient privileges.\n"); |
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| 229 | } |
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| 230 | goto out; |
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| 231 | } |
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| 232 | |
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| 233 | ret = TRUE; |
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| 234 | out: |
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| 235 | |
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| 236 | return ret; |
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| 237 | } |
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| 238 | |
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| 239 | static GPtrArray * |
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| 240 | get_welcome_environment (GdmWelcomeSession *welcome_session) |
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| 241 | { |
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| 242 | GPtrArray *env; |
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| 243 | GHashTable *hash; |
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| 244 | struct passwd *pwent; |
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| 245 | static const char * const optional_environment[] = { |
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| 246 | "LANG", "LANGUAGE", "LC_CTYPE", "LC_NUMERIC", "LC_TIME", |
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| 247 | "LC_COLLATE", "LC_MONETARY", "LC_MESSAGES", "LC_PAPER", |
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| 248 | "LC_NAME", "LC_ADDRESS", "LC_TELEPHONE", "LC_MEASUREMENT", |
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| 249 | "LC_IDENTIFICATION", "LC_ALL", |
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| 250 | NULL |
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| 251 | }; |
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| 252 | int i; |
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| 253 | |
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| 254 | env = g_ptr_array_new (); |
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| 255 | |
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| 256 | /* create a hash table of current environment, then update keys has necessary */ |
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| 257 | hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free); |
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| 258 | |
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| 259 | for (i = 0; optional_environment[i] != NULL; i++) { |
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| 260 | if (g_getenv (optional_environment[i]) == NULL) { |
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| 261 | continue; |
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| 262 | } |
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| 263 | |
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| 264 | g_hash_table_insert (hash, |
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| 265 | g_strdup (optional_environment[i]), |
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| 266 | g_strdup (g_getenv (optional_environment[i]))); |
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| 267 | } |
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| 268 | |
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| 269 | if (welcome_session->priv->dbus_bus_address != NULL) { |
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| 270 | g_hash_table_insert (hash, |
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| 271 | g_strdup ("DBUS_SESSION_BUS_ADDRESS"), |
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| 272 | g_strdup (welcome_session->priv->dbus_bus_address)); |
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| 273 | } |
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| 274 | if (welcome_session->priv->server_address != NULL) { |
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| 275 | g_assert (welcome_session->priv->server_env_var_name != NULL); |
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| 276 | g_hash_table_insert (hash, |
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| 277 | g_strdup (welcome_session->priv->server_env_var_name), |
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| 278 | g_strdup (welcome_session->priv->server_address)); |
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| 279 | } |
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| 280 | |
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| 281 | g_hash_table_insert (hash, g_strdup ("XAUTHORITY"), g_strdup (welcome_session->priv->x11_authority_file)); |
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| 282 | g_hash_table_insert (hash, g_strdup ("DISPLAY"), g_strdup (welcome_session->priv->x11_display_name)); |
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| 283 | |
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| 284 | #if 0 |
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| 285 | /* hackish ain't it */ |
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| 286 | set_xnest_parent_stuff (); |
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| 287 | #endif |
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| 288 | |
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| 289 | if (welcome_session->priv->ckc != NULL) { |
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| 290 | const char *cookie; |
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| 291 | cookie = ck_connector_get_cookie (welcome_session->priv->ckc); |
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| 292 | if (cookie != NULL) { |
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| 293 | g_hash_table_insert (hash, g_strdup ("XDG_SESSION_COOKIE"), g_strdup (cookie)); |
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| 294 | } |
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| 295 | } |
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| 296 | |
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| 297 | g_hash_table_insert (hash, g_strdup ("LOGNAME"), g_strdup (welcome_session->priv->user_name)); |
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| 298 | g_hash_table_insert (hash, g_strdup ("USER"), g_strdup (welcome_session->priv->user_name)); |
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| 299 | g_hash_table_insert (hash, g_strdup ("USERNAME"), g_strdup (welcome_session->priv->user_name)); |
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| 300 | |
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| 301 | g_hash_table_insert (hash, g_strdup ("GDM_VERSION"), g_strdup (VERSION)); |
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| 302 | g_hash_table_remove (hash, "MAIL"); |
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| 303 | |
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| 304 | g_hash_table_insert (hash, g_strdup ("HOME"), g_strdup ("/")); |
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| 305 | g_hash_table_insert (hash, g_strdup ("PWD"), g_strdup ("/")); |
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| 306 | g_hash_table_insert (hash, g_strdup ("SHELL"), g_strdup ("/bin/sh")); |
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| 307 | |
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| 308 | pwent = getpwnam (welcome_session->priv->user_name); |
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| 309 | if (pwent != NULL) { |
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| 310 | if (pwent->pw_dir != NULL && pwent->pw_dir[0] != '\0') { |
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| 311 | g_hash_table_insert (hash, g_strdup ("HOME"), g_strdup (pwent->pw_dir)); |
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| 312 | g_hash_table_insert (hash, g_strdup ("PWD"), g_strdup (pwent->pw_dir)); |
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| 313 | } |
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| 314 | |
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| 315 | g_hash_table_insert (hash, g_strdup ("SHELL"), g_strdup (pwent->pw_shell)); |
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| 316 | } |
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| 317 | |
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| 318 | |
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| 319 | g_hash_table_insert (hash, g_strdup ("PATH"), g_strdup (g_getenv ("PATH"))); |
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| 320 | |
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| 321 | g_hash_table_insert (hash, g_strdup ("RUNNING_UNDER_GDM"), g_strdup ("true")); |
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| 322 | g_hash_table_insert (hash, g_strdup ("GVFS_DISABLE_FUSE"), g_strdup ("1")); |
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| 323 | |
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| 324 | g_hash_table_foreach (hash, (GHFunc)listify_hash, env); |
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| 325 | g_hash_table_destroy (hash); |
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| 326 | |
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| 327 | g_ptr_array_add (env, NULL); |
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| 328 | |
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| 329 | return env; |
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| 330 | } |
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| 331 | |
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| 332 | |
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| 333 | static gboolean |
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| 334 | stop_dbus_daemon (GdmWelcomeSession *welcome_session) |
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| 335 | { |
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| 336 | int res; |
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| 337 | |
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| 338 | if (welcome_session->priv->dbus_pid > 0) { |
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| 339 | g_debug ("GdmWelcomeSession: Stopping D-Bus daemon"); |
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| 340 | res = gdm_signal_pid (-1 * welcome_session->priv->dbus_pid, SIGTERM); |
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| 341 | if (res < 0) { |
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| 342 | g_warning ("Unable to kill D-Bus daemon"); |
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| 343 | } else { |
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| 344 | welcome_session->priv->dbus_pid = 0; |
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| 345 | } |
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| 346 | } |
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| 347 | return TRUE; |
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| 348 | } |
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| 349 | |
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| 350 | static void |
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| 351 | welcome_session_child_watch (GPid pid, |
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| 352 | int status, |
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| 353 | GdmWelcomeSession *session) |
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| 354 | { |
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| 355 | g_debug ("GdmWelcomeSession: child (pid:%d) done (%s:%d)", |
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| 356 | (int) pid, |
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| 357 | WIFEXITED (status) ? "status" |
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| 358 | : WIFSIGNALED (status) ? "signal" |
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| 359 | : "unknown", |
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| 360 | WIFEXITED (status) ? WEXITSTATUS (status) |
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| 361 | : WIFSIGNALED (status) ? WTERMSIG (status) |
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| 362 | : -1); |
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| 363 | |
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| 364 | if (WIFEXITED (status)) { |
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| 365 | int code = WEXITSTATUS (status); |
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| 366 | g_signal_emit (session, signals [EXITED], 0, code); |
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| 367 | } else if (WIFSIGNALED (status)) { |
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| 368 | int num = WTERMSIG (status); |
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| 369 | g_signal_emit (session, signals [DIED], 0, num); |
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| 370 | } |
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| 371 | |
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| 372 | g_spawn_close_pid (session->priv->pid); |
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| 373 | session->priv->pid = -1; |
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| 374 | |
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| 375 | if (session->priv->ckc != NULL) { |
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| 376 | close_welcome_session (session); |
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| 377 | } |
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| 378 | stop_dbus_daemon (session); |
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| 379 | } |
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| 380 | |
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| 381 | static void |
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| 382 | rotate_logs (const char *path, |
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| 383 | guint n_copies) |
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| 384 | { |
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| 385 | int i; |
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| 386 | |
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| 387 | for (i = n_copies - 1; i > 0; i--) { |
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| 388 | char *name_n; |
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| 389 | char *name_n1; |
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| 390 | |
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| 391 | name_n = g_strdup_printf ("%s.%d", path, i); |
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| 392 | if (i > 1) { |
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| 393 | name_n1 = g_strdup_printf ("%s.%d", path, i - 1); |
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| 394 | } else { |
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| 395 | name_n1 = g_strdup (path); |
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| 396 | } |
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| 397 | |
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| 398 | VE_IGNORE_EINTR (g_unlink (name_n)); |
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| 399 | VE_IGNORE_EINTR (g_rename (name_n1, name_n)); |
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| 400 | |
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| 401 | g_free (name_n1); |
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| 402 | g_free (name_n); |
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| 403 | } |
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| 404 | |
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| 405 | VE_IGNORE_EINTR (g_unlink (path)); |
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| 406 | } |
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| 407 | |
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| 408 | typedef struct { |
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| 409 | const char *user_name; |
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| 410 | const char *group_name; |
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| 411 | const char *log_file; |
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| 412 | } SpawnChildData; |
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| 413 | |
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| 414 | static void |
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| 415 | spawn_child_setup (SpawnChildData *data) |
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| 416 | { |
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| 417 | struct passwd *pwent; |
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| 418 | struct group *grent; |
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| 419 | |
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| 420 | if (data->user_name == NULL) { |
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| 421 | return; |
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| 422 | } |
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| 423 | |
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| 424 | pwent = getpwnam (data->user_name); |
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| 425 | if (pwent == NULL) { |
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| 426 | g_warning (_("User %s doesn't exist"), |
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| 427 | data->user_name); |
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| 428 | _exit (1); |
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| 429 | } |
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| 430 | |
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| 431 | grent = getgrnam (data->group_name); |
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| 432 | if (grent == NULL) { |
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| 433 | g_warning (_("Group %s doesn't exist"), |
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| 434 | data->group_name); |
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| 435 | _exit (1); |
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| 436 | } |
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| 437 | |
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| 438 | g_debug ("GdmWelcomeSession: Changing (uid:gid) for child process to (%d:%d)", |
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| 439 | pwent->pw_uid, |
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| 440 | grent->gr_gid); |
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| 441 | |
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| 442 | if (pwent->pw_uid != 0) { |
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| 443 | if (setgid (grent->gr_gid) < 0) { |
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| 444 | g_warning (_("Couldn't set groupid to %d"), |
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| 445 | grent->gr_gid); |
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| 446 | _exit (1); |
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| 447 | } |
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| 448 | |
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| 449 | if (initgroups (pwent->pw_name, pwent->pw_gid) < 0) { |
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| 450 | g_warning (_("initgroups () failed for %s"), |
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| 451 | pwent->pw_name); |
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| 452 | _exit (1); |
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| 453 | } |
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| 454 | |
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| 455 | if (setuid (pwent->pw_uid) < 0) { |
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| 456 | g_warning (_("Couldn't set userid to %d"), |
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| 457 | (int)pwent->pw_uid); |
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| 458 | _exit (1); |
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| 459 | } |
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| 460 | } else { |
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| 461 | gid_t groups[1] = { 0 }; |
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| 462 | |
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| 463 | if (setgid (0) < 0) { |
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| 464 | g_warning (_("Couldn't set groupid to 0")); |
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| 465 | /* Don't error out, it's not fatal, if it fails we'll |
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| 466 | * just still be */ |
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| 467 | } |
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| 468 | |
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| 469 | /* this will get rid of any suplementary groups etc... */ |
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| 470 | setgroups (1, groups); |
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| 471 | } |
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| 472 | |
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| 473 | if (setsid () < 0) { |
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| 474 | g_debug ("GdmWelcomeSession: could not set pid '%u' as leader of new session and process group - %s", |
---|
| 475 | (guint) getpid (), g_strerror (errno)); |
---|
| 476 | _exit (2); |
---|
| 477 | } |
---|
| 478 | |
---|
| 479 | if (data->log_file != NULL) { |
---|
| 480 | int logfd; |
---|
| 481 | |
---|
| 482 | rotate_logs (data->log_file, MAX_LOGS); |
---|
| 483 | |
---|
| 484 | VE_IGNORE_EINTR (g_unlink (data->log_file)); |
---|
| 485 | VE_IGNORE_EINTR (logfd = open (data->log_file, O_CREAT|O_APPEND|O_TRUNC|O_WRONLY|O_EXCL, 0644)); |
---|
| 486 | |
---|
| 487 | if (logfd != -1) { |
---|
| 488 | VE_IGNORE_EINTR (dup2 (logfd, 1)); |
---|
| 489 | VE_IGNORE_EINTR (dup2 (logfd, 2)); |
---|
| 490 | close (logfd); |
---|
| 491 | } |
---|
| 492 | } |
---|
| 493 | } |
---|
| 494 | |
---|
| 495 | static gboolean |
---|
| 496 | spawn_command_line_sync_as_user (const char *command_line, |
---|
| 497 | const char *user_name, |
---|
| 498 | const char *group_name, |
---|
| 499 | const char *log_file, |
---|
| 500 | char **env, |
---|
| 501 | char **std_output, |
---|
| 502 | char **std_error, |
---|
| 503 | int *exit_status, |
---|
| 504 | GError **error) |
---|
| 505 | { |
---|
| 506 | char **argv; |
---|
| 507 | GError *local_error; |
---|
| 508 | gboolean ret; |
---|
| 509 | gboolean res; |
---|
| 510 | SpawnChildData data; |
---|
| 511 | |
---|
| 512 | ret = FALSE; |
---|
| 513 | |
---|
| 514 | argv = NULL; |
---|
| 515 | local_error = NULL; |
---|
| 516 | if (! g_shell_parse_argv (command_line, NULL, &argv, &local_error)) { |
---|
| 517 | g_warning ("Could not parse command: %s", local_error->message); |
---|
| 518 | g_propagate_error (error, local_error); |
---|
| 519 | goto out; |
---|
| 520 | } |
---|
| 521 | |
---|
| 522 | data.user_name = user_name; |
---|
| 523 | data.group_name = group_name; |
---|
| 524 | data.log_file = log_file; |
---|
| 525 | |
---|
| 526 | local_error = NULL; |
---|
| 527 | res = g_spawn_sync (NULL, |
---|
| 528 | argv, |
---|
| 529 | env, |
---|
| 530 | G_SPAWN_SEARCH_PATH, |
---|
| 531 | (GSpawnChildSetupFunc)spawn_child_setup, |
---|
| 532 | &data, |
---|
| 533 | std_output, |
---|
| 534 | std_error, |
---|
| 535 | exit_status, |
---|
| 536 | &local_error); |
---|
| 537 | |
---|
| 538 | if (! res) { |
---|
| 539 | g_warning ("Could not spawn command: %s", local_error->message); |
---|
| 540 | g_propagate_error (error, local_error); |
---|
| 541 | goto out; |
---|
| 542 | } |
---|
| 543 | |
---|
| 544 | ret = TRUE; |
---|
| 545 | out: |
---|
| 546 | g_strfreev (argv); |
---|
| 547 | |
---|
| 548 | return ret; |
---|
| 549 | } |
---|
| 550 | |
---|
| 551 | static gboolean |
---|
| 552 | spawn_command_line_async_as_user (const char *command_line, |
---|
| 553 | const char *user_name, |
---|
| 554 | const char *group_name, |
---|
| 555 | const char *log_file, |
---|
| 556 | char **env, |
---|
| 557 | GPid *child_pid, |
---|
| 558 | GError **error) |
---|
| 559 | { |
---|
| 560 | char **argv; |
---|
| 561 | GError *local_error; |
---|
| 562 | gboolean ret; |
---|
| 563 | gboolean res; |
---|
| 564 | SpawnChildData data; |
---|
| 565 | |
---|
| 566 | ret = FALSE; |
---|
| 567 | |
---|
| 568 | argv = NULL; |
---|
| 569 | local_error = NULL; |
---|
| 570 | if (! g_shell_parse_argv (command_line, NULL, &argv, &local_error)) { |
---|
| 571 | g_warning ("Could not parse command: %s", local_error->message); |
---|
| 572 | g_propagate_error (error, local_error); |
---|
| 573 | goto out; |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | data.user_name = user_name; |
---|
| 577 | data.group_name = group_name; |
---|
| 578 | data.log_file = log_file; |
---|
| 579 | |
---|
| 580 | local_error = NULL; |
---|
| 581 | res = g_spawn_async (NULL, |
---|
| 582 | argv, |
---|
| 583 | env, |
---|
| 584 | G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD, |
---|
| 585 | (GSpawnChildSetupFunc)spawn_child_setup, |
---|
| 586 | &data, |
---|
| 587 | child_pid, |
---|
| 588 | &local_error); |
---|
| 589 | |
---|
| 590 | if (! res) { |
---|
| 591 | g_warning ("Could not spawn command: %s", local_error->message); |
---|
| 592 | g_propagate_error (error, local_error); |
---|
| 593 | goto out; |
---|
| 594 | } |
---|
| 595 | |
---|
| 596 | ret = TRUE; |
---|
| 597 | out: |
---|
| 598 | g_strfreev (argv); |
---|
| 599 | |
---|
| 600 | return ret; |
---|
| 601 | } |
---|
| 602 | |
---|
| 603 | static gboolean |
---|
| 604 | parse_value_as_integer (const char *value, |
---|
| 605 | int *intval) |
---|
| 606 | { |
---|
| 607 | char *end_of_valid_int; |
---|
| 608 | glong long_value; |
---|
| 609 | gint int_value; |
---|
| 610 | |
---|
| 611 | errno = 0; |
---|
| 612 | long_value = strtol (value, &end_of_valid_int, 10); |
---|
| 613 | |
---|
| 614 | if (*value == '\0' || *end_of_valid_int != '\0') { |
---|
| 615 | return FALSE; |
---|
| 616 | } |
---|
| 617 | |
---|
| 618 | int_value = long_value; |
---|
| 619 | if (int_value != long_value || errno == ERANGE) { |
---|
| 620 | return FALSE; |
---|
| 621 | } |
---|
| 622 | |
---|
| 623 | *intval = int_value; |
---|
| 624 | |
---|
| 625 | return TRUE; |
---|
| 626 | } |
---|
| 627 | |
---|
| 628 | static gboolean |
---|
| 629 | parse_dbus_launch_output (const char *output, |
---|
| 630 | char **addressp, |
---|
| 631 | GPid *pidp) |
---|
| 632 | { |
---|
| 633 | GRegex *re; |
---|
| 634 | GMatchInfo *match_info; |
---|
| 635 | gboolean ret; |
---|
| 636 | gboolean res; |
---|
| 637 | GError *error; |
---|
| 638 | |
---|
| 639 | ret = FALSE; |
---|
| 640 | |
---|
| 641 | error = NULL; |
---|
| 642 | re = g_regex_new ("DBUS_SESSION_BUS_ADDRESS=(.+)\nDBUS_SESSION_BUS_PID=([0-9]+)", 0, 0, &error); |
---|
| 643 | if (re == NULL) { |
---|
| 644 | g_critical ("%s", error->message); |
---|
| 645 | } |
---|
| 646 | |
---|
| 647 | g_regex_match (re, output, 0, &match_info); |
---|
| 648 | |
---|
| 649 | res = g_match_info_matches (match_info); |
---|
| 650 | if (! res) { |
---|
| 651 | g_warning ("Unable to parse output: %s", output); |
---|
| 652 | goto out; |
---|
| 653 | } |
---|
| 654 | |
---|
| 655 | if (addressp != NULL) { |
---|
| 656 | *addressp = g_strdup (g_match_info_fetch (match_info, 1)); |
---|
| 657 | } |
---|
| 658 | |
---|
| 659 | if (pidp != NULL) { |
---|
| 660 | int pid; |
---|
| 661 | gboolean result; |
---|
| 662 | result = parse_value_as_integer (g_match_info_fetch (match_info, 2), &pid); |
---|
| 663 | if (result) { |
---|
| 664 | *pidp = pid; |
---|
| 665 | } else { |
---|
| 666 | *pidp = 0; |
---|
| 667 | } |
---|
| 668 | } |
---|
| 669 | |
---|
| 670 | ret = TRUE; |
---|
| 671 | |
---|
| 672 | out: |
---|
| 673 | g_match_info_free (match_info); |
---|
| 674 | g_regex_unref (re); |
---|
| 675 | |
---|
| 676 | return ret; |
---|
| 677 | } |
---|
| 678 | |
---|
| 679 | static gboolean |
---|
| 680 | start_dbus_daemon (GdmWelcomeSession *welcome_session) |
---|
| 681 | { |
---|
| 682 | gboolean res; |
---|
| 683 | char *std_out; |
---|
| 684 | char *std_err; |
---|
| 685 | int exit_status; |
---|
| 686 | GError *error; |
---|
| 687 | GPtrArray *env; |
---|
| 688 | |
---|
| 689 | g_debug ("GdmWelcomeSession: Starting D-Bus daemon"); |
---|
| 690 | |
---|
| 691 | env = get_welcome_environment (welcome_session); |
---|
| 692 | |
---|
| 693 | error = NULL; |
---|
| 694 | res = spawn_command_line_sync_as_user (DBUS_LAUNCH_COMMAND, |
---|
| 695 | welcome_session->priv->user_name, |
---|
| 696 | welcome_session->priv->group_name, |
---|
| 697 | NULL, /* log file */ |
---|
| 698 | (char **)env->pdata, |
---|
| 699 | &std_out, |
---|
| 700 | &std_err, |
---|
| 701 | &exit_status, |
---|
| 702 | &error); |
---|
| 703 | g_ptr_array_foreach (env, (GFunc)g_free, NULL); |
---|
| 704 | g_ptr_array_free (env, TRUE); |
---|
| 705 | |
---|
| 706 | if (! res) { |
---|
| 707 | g_warning ("Unable to launch D-Bus daemon: %s", error->message); |
---|
| 708 | g_error_free (error); |
---|
| 709 | goto out; |
---|
| 710 | } |
---|
| 711 | |
---|
| 712 | /* pull the address and pid from the output */ |
---|
| 713 | res = parse_dbus_launch_output (std_out, |
---|
| 714 | &welcome_session->priv->dbus_bus_address, |
---|
| 715 | &welcome_session->priv->dbus_pid); |
---|
| 716 | if (! res) { |
---|
| 717 | g_warning ("Unable to parse D-Bus launch output"); |
---|
| 718 | } else { |
---|
| 719 | g_debug ("GdmWelcomeSession: Started D-Bus daemon on pid %d", welcome_session->priv->dbus_pid); |
---|
| 720 | } |
---|
| 721 | out: |
---|
| 722 | return res; |
---|
| 723 | } |
---|
| 724 | |
---|
| 725 | static gboolean |
---|
| 726 | gdm_welcome_session_spawn (GdmWelcomeSession *welcome_session) |
---|
| 727 | { |
---|
| 728 | GError *error; |
---|
| 729 | GPtrArray *env; |
---|
| 730 | gboolean ret; |
---|
| 731 | gboolean res; |
---|
| 732 | char *log_path; |
---|
| 733 | char *log_file; |
---|
| 734 | |
---|
| 735 | ret = FALSE; |
---|
| 736 | |
---|
| 737 | g_debug ("GdmWelcomeSession: Running welcome_session process: %s", welcome_session->priv->command); |
---|
| 738 | |
---|
| 739 | if (welcome_session->priv->register_ck_session) { |
---|
| 740 | open_welcome_session (welcome_session); |
---|
| 741 | } |
---|
| 742 | |
---|
| 743 | res = start_dbus_daemon (welcome_session); |
---|
| 744 | if (! res) { |
---|
| 745 | /* FIXME: */ |
---|
| 746 | } |
---|
| 747 | |
---|
| 748 | env = get_welcome_environment (welcome_session); |
---|
| 749 | |
---|
| 750 | error = NULL; |
---|
| 751 | |
---|
| 752 | log_file = g_strdup_printf ("%s-greeter.log", welcome_session->priv->x11_display_name); |
---|
| 753 | log_path = g_build_filename (LOGDIR, log_file, NULL); |
---|
| 754 | g_free (log_file); |
---|
| 755 | |
---|
| 756 | ret = spawn_command_line_async_as_user (welcome_session->priv->command, |
---|
| 757 | welcome_session->priv->user_name, |
---|
| 758 | welcome_session->priv->group_name, |
---|
| 759 | log_path, |
---|
| 760 | (char **)env->pdata, |
---|
| 761 | &welcome_session->priv->pid, |
---|
| 762 | &error); |
---|
| 763 | |
---|
| 764 | g_ptr_array_foreach (env, (GFunc)g_free, NULL); |
---|
| 765 | g_ptr_array_free (env, TRUE); |
---|
| 766 | |
---|
| 767 | g_free (log_path); |
---|
| 768 | |
---|
| 769 | if (! ret) { |
---|
| 770 | g_warning ("Could not start command '%s': %s", |
---|
| 771 | welcome_session->priv->command, |
---|
| 772 | error->message); |
---|
| 773 | g_error_free (error); |
---|
| 774 | goto out; |
---|
| 775 | } else { |
---|
| 776 | g_debug ("GdmWelcomeSession: WelcomeSession on pid %d", (int)welcome_session->priv->pid); |
---|
| 777 | } |
---|
| 778 | |
---|
| 779 | welcome_session->priv->child_watch_id = g_child_watch_add (welcome_session->priv->pid, |
---|
| 780 | (GChildWatchFunc)welcome_session_child_watch, |
---|
| 781 | welcome_session); |
---|
| 782 | |
---|
| 783 | out: |
---|
| 784 | |
---|
| 785 | return ret; |
---|
| 786 | } |
---|
| 787 | |
---|
| 788 | /** |
---|
| 789 | * gdm_welcome_session_start: |
---|
| 790 | * @disp: Pointer to a GdmDisplay structure |
---|
| 791 | * |
---|
| 792 | * Starts a local X welcome_session. Handles retries and fatal errors properly. |
---|
| 793 | */ |
---|
| 794 | gboolean |
---|
| 795 | gdm_welcome_session_start (GdmWelcomeSession *welcome_session) |
---|
| 796 | { |
---|
| 797 | gboolean res; |
---|
| 798 | |
---|
| 799 | g_debug ("GdmWelcomeSession: Starting welcome..."); |
---|
| 800 | |
---|
| 801 | res = gdm_welcome_session_spawn (welcome_session); |
---|
| 802 | |
---|
| 803 | if (res) { |
---|
| 804 | |
---|
| 805 | } |
---|
| 806 | |
---|
| 807 | |
---|
| 808 | return res; |
---|
| 809 | } |
---|
| 810 | |
---|
| 811 | static void |
---|
| 812 | welcome_session_died (GdmWelcomeSession *welcome_session) |
---|
| 813 | { |
---|
| 814 | int exit_status; |
---|
| 815 | |
---|
| 816 | g_debug ("GdmWelcomeSession: Waiting on process %d", welcome_session->priv->pid); |
---|
| 817 | exit_status = gdm_wait_on_pid (welcome_session->priv->pid); |
---|
| 818 | |
---|
| 819 | if (WIFEXITED (exit_status) && (WEXITSTATUS (exit_status) != 0)) { |
---|
| 820 | g_debug ("GdmWelcomeSession: Wait on child process failed"); |
---|
| 821 | } else { |
---|
| 822 | /* exited normally */ |
---|
| 823 | } |
---|
| 824 | |
---|
| 825 | g_spawn_close_pid (welcome_session->priv->pid); |
---|
| 826 | welcome_session->priv->pid = -1; |
---|
| 827 | |
---|
| 828 | g_debug ("GdmWelcomeSession: WelcomeSession died"); |
---|
| 829 | } |
---|
| 830 | |
---|
| 831 | gboolean |
---|
| 832 | gdm_welcome_session_stop (GdmWelcomeSession *welcome_session) |
---|
| 833 | { |
---|
| 834 | int res; |
---|
| 835 | |
---|
| 836 | if (welcome_session->priv->pid <= 1) { |
---|
| 837 | return TRUE; |
---|
| 838 | } |
---|
| 839 | |
---|
| 840 | /* remove watch source before we can wait on child */ |
---|
| 841 | if (welcome_session->priv->child_watch_id > 0) { |
---|
| 842 | g_source_remove (welcome_session->priv->child_watch_id); |
---|
| 843 | welcome_session->priv->child_watch_id = 0; |
---|
| 844 | } |
---|
| 845 | |
---|
| 846 | g_debug ("GdmWelcomeSession: Stopping welcome_session"); |
---|
| 847 | |
---|
| 848 | res = gdm_signal_pid (-1 * welcome_session->priv->pid, SIGTERM); |
---|
| 849 | if (res < 0) { |
---|
| 850 | g_warning ("Unable to kill welcome session process"); |
---|
| 851 | } else { |
---|
| 852 | welcome_session_died (welcome_session); |
---|
| 853 | } |
---|
| 854 | |
---|
| 855 | if (welcome_session->priv->ckc != NULL) { |
---|
| 856 | close_welcome_session (welcome_session); |
---|
| 857 | } |
---|
| 858 | |
---|
| 859 | stop_dbus_daemon (welcome_session); |
---|
| 860 | |
---|
| 861 | return TRUE; |
---|
| 862 | } |
---|
| 863 | |
---|
| 864 | void |
---|
| 865 | gdm_welcome_session_set_server_address (GdmWelcomeSession *welcome_session, |
---|
| 866 | const char *address) |
---|
| 867 | { |
---|
| 868 | g_return_if_fail (GDM_IS_WELCOME_SESSION (welcome_session)); |
---|
| 869 | |
---|
| 870 | g_free (welcome_session->priv->server_address); |
---|
| 871 | welcome_session->priv->server_address = g_strdup (address); |
---|
| 872 | } |
---|
| 873 | |
---|
| 874 | static void |
---|
| 875 | _gdm_welcome_session_set_x11_display_name (GdmWelcomeSession *welcome_session, |
---|
| 876 | const char *name) |
---|
| 877 | { |
---|
| 878 | g_free (welcome_session->priv->x11_display_name); |
---|
| 879 | welcome_session->priv->x11_display_name = g_strdup (name); |
---|
| 880 | } |
---|
| 881 | |
---|
| 882 | static void |
---|
| 883 | _gdm_welcome_session_set_x11_display_hostname (GdmWelcomeSession *welcome_session, |
---|
| 884 | const char *name) |
---|
| 885 | { |
---|
| 886 | g_free (welcome_session->priv->x11_display_hostname); |
---|
| 887 | welcome_session->priv->x11_display_hostname = g_strdup (name); |
---|
| 888 | } |
---|
| 889 | |
---|
| 890 | static void |
---|
| 891 | _gdm_welcome_session_set_x11_display_device (GdmWelcomeSession *welcome_session, |
---|
| 892 | const char *name) |
---|
| 893 | { |
---|
| 894 | g_free (welcome_session->priv->x11_display_device); |
---|
| 895 | welcome_session->priv->x11_display_device = g_strdup (name); |
---|
| 896 | } |
---|
| 897 | |
---|
| 898 | static void |
---|
| 899 | _gdm_welcome_session_set_x11_display_is_local (GdmWelcomeSession *welcome_session, |
---|
| 900 | gboolean is_local) |
---|
| 901 | { |
---|
| 902 | welcome_session->priv->x11_display_is_local = is_local; |
---|
| 903 | } |
---|
| 904 | |
---|
| 905 | |
---|
| 906 | static void |
---|
| 907 | _gdm_welcome_session_set_x11_authority_file (GdmWelcomeSession *welcome_session, |
---|
| 908 | const char *file) |
---|
| 909 | { |
---|
| 910 | g_free (welcome_session->priv->x11_authority_file); |
---|
| 911 | welcome_session->priv->x11_authority_file = g_strdup (file); |
---|
| 912 | } |
---|
| 913 | |
---|
| 914 | static void |
---|
| 915 | _gdm_welcome_session_set_user_name (GdmWelcomeSession *welcome_session, |
---|
| 916 | const char *name) |
---|
| 917 | { |
---|
| 918 | g_free (welcome_session->priv->user_name); |
---|
| 919 | welcome_session->priv->user_name = g_strdup (name); |
---|
| 920 | } |
---|
| 921 | |
---|
| 922 | static void |
---|
| 923 | _gdm_welcome_session_set_group_name (GdmWelcomeSession *welcome_session, |
---|
| 924 | const char *name) |
---|
| 925 | { |
---|
| 926 | g_free (welcome_session->priv->group_name); |
---|
| 927 | welcome_session->priv->group_name = g_strdup (name); |
---|
| 928 | } |
---|
| 929 | |
---|
| 930 | static void |
---|
| 931 | _gdm_welcome_session_set_server_dbus_path (GdmWelcomeSession *welcome_session, |
---|
| 932 | const char *name) |
---|
| 933 | { |
---|
| 934 | g_free (welcome_session->priv->server_dbus_path); |
---|
| 935 | welcome_session->priv->server_dbus_path = g_strdup (name); |
---|
| 936 | } |
---|
| 937 | |
---|
| 938 | static void |
---|
| 939 | _gdm_welcome_session_set_server_dbus_interface (GdmWelcomeSession *welcome_session, |
---|
| 940 | const char *name) |
---|
| 941 | { |
---|
| 942 | g_free (welcome_session->priv->server_dbus_interface); |
---|
| 943 | welcome_session->priv->server_dbus_interface = g_strdup (name); |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | static void |
---|
| 947 | _gdm_welcome_session_set_command (GdmWelcomeSession *welcome_session, |
---|
| 948 | const char *name) |
---|
| 949 | { |
---|
| 950 | g_free (welcome_session->priv->command); |
---|
| 951 | welcome_session->priv->command = g_strdup (name); |
---|
| 952 | } |
---|
| 953 | |
---|
| 954 | static void |
---|
| 955 | _gdm_welcome_session_set_server_env_var_name (GdmWelcomeSession *welcome_session, |
---|
| 956 | const char *name) |
---|
| 957 | { |
---|
| 958 | g_free (welcome_session->priv->server_env_var_name); |
---|
| 959 | welcome_session->priv->server_env_var_name = g_strdup (name); |
---|
| 960 | } |
---|
| 961 | |
---|
| 962 | static void |
---|
| 963 | _gdm_welcome_session_set_register_ck_session (GdmWelcomeSession *welcome_session, |
---|
| 964 | gboolean val) |
---|
| 965 | { |
---|
| 966 | welcome_session->priv->register_ck_session = val; |
---|
| 967 | } |
---|
| 968 | |
---|
| 969 | static void |
---|
| 970 | gdm_welcome_session_set_property (GObject *object, |
---|
| 971 | guint prop_id, |
---|
| 972 | const GValue *value, |
---|
| 973 | GParamSpec *pspec) |
---|
| 974 | { |
---|
| 975 | GdmWelcomeSession *self; |
---|
| 976 | |
---|
| 977 | self = GDM_WELCOME_SESSION (object); |
---|
| 978 | |
---|
| 979 | switch (prop_id) { |
---|
| 980 | case PROP_X11_DISPLAY_NAME: |
---|
| 981 | _gdm_welcome_session_set_x11_display_name (self, g_value_get_string (value)); |
---|
| 982 | break; |
---|
| 983 | case PROP_X11_DISPLAY_HOSTNAME: |
---|
| 984 | _gdm_welcome_session_set_x11_display_hostname (self, g_value_get_string (value)); |
---|
| 985 | break; |
---|
| 986 | case PROP_X11_DISPLAY_DEVICE: |
---|
| 987 | _gdm_welcome_session_set_x11_display_device (self, g_value_get_string (value)); |
---|
| 988 | break; |
---|
| 989 | case PROP_X11_DISPLAY_IS_LOCAL: |
---|
| 990 | _gdm_welcome_session_set_x11_display_is_local (self, g_value_get_boolean (value)); |
---|
| 991 | break; |
---|
| 992 | case PROP_X11_AUTHORITY_FILE: |
---|
| 993 | _gdm_welcome_session_set_x11_authority_file (self, g_value_get_string (value)); |
---|
| 994 | break; |
---|
| 995 | case PROP_USER_NAME: |
---|
| 996 | _gdm_welcome_session_set_user_name (self, g_value_get_string (value)); |
---|
| 997 | break; |
---|
| 998 | case PROP_GROUP_NAME: |
---|
| 999 | _gdm_welcome_session_set_group_name (self, g_value_get_string (value)); |
---|
| 1000 | break; |
---|
| 1001 | case PROP_SERVER_ADDRESS: |
---|
| 1002 | gdm_welcome_session_set_server_address (self, g_value_get_string (value)); |
---|
| 1003 | break; |
---|
| 1004 | case PROP_SERVER_DBUS_PATH: |
---|
| 1005 | _gdm_welcome_session_set_server_dbus_path (self, g_value_get_string (value)); |
---|
| 1006 | break; |
---|
| 1007 | case PROP_SERVER_DBUS_INTERFACE: |
---|
| 1008 | _gdm_welcome_session_set_server_dbus_interface (self, g_value_get_string (value)); |
---|
| 1009 | break; |
---|
| 1010 | case PROP_REGISTER_CK_SESSION: |
---|
| 1011 | _gdm_welcome_session_set_register_ck_session (self, g_value_get_boolean (value)); |
---|
| 1012 | break; |
---|
| 1013 | case PROP_SERVER_ENV_VAR_NAME: |
---|
| 1014 | _gdm_welcome_session_set_server_env_var_name (self, g_value_get_string (value)); |
---|
| 1015 | break; |
---|
| 1016 | case PROP_COMMAND: |
---|
| 1017 | _gdm_welcome_session_set_command (self, g_value_get_string (value)); |
---|
| 1018 | break; |
---|
| 1019 | default: |
---|
| 1020 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1021 | break; |
---|
| 1022 | } |
---|
| 1023 | } |
---|
| 1024 | |
---|
| 1025 | static void |
---|
| 1026 | gdm_welcome_session_get_property (GObject *object, |
---|
| 1027 | guint prop_id, |
---|
| 1028 | GValue *value, |
---|
| 1029 | GParamSpec *pspec) |
---|
| 1030 | { |
---|
| 1031 | GdmWelcomeSession *self; |
---|
| 1032 | |
---|
| 1033 | self = GDM_WELCOME_SESSION (object); |
---|
| 1034 | |
---|
| 1035 | switch (prop_id) { |
---|
| 1036 | case PROP_X11_DISPLAY_NAME: |
---|
| 1037 | g_value_set_string (value, self->priv->x11_display_name); |
---|
| 1038 | break; |
---|
| 1039 | case PROP_X11_DISPLAY_HOSTNAME: |
---|
| 1040 | g_value_set_string (value, self->priv->x11_display_hostname); |
---|
| 1041 | break; |
---|
| 1042 | case PROP_X11_DISPLAY_DEVICE: |
---|
| 1043 | g_value_set_string (value, self->priv->x11_display_device); |
---|
| 1044 | break; |
---|
| 1045 | case PROP_X11_DISPLAY_IS_LOCAL: |
---|
| 1046 | g_value_set_boolean (value, self->priv->x11_display_is_local); |
---|
| 1047 | break; |
---|
| 1048 | case PROP_X11_AUTHORITY_FILE: |
---|
| 1049 | g_value_set_string (value, self->priv->x11_authority_file); |
---|
| 1050 | break; |
---|
| 1051 | case PROP_USER_NAME: |
---|
| 1052 | g_value_set_string (value, self->priv->user_name); |
---|
| 1053 | break; |
---|
| 1054 | case PROP_GROUP_NAME: |
---|
| 1055 | g_value_set_string (value, self->priv->group_name); |
---|
| 1056 | break; |
---|
| 1057 | case PROP_SERVER_ADDRESS: |
---|
| 1058 | g_value_set_string (value, self->priv->server_address); |
---|
| 1059 | break; |
---|
| 1060 | case PROP_SERVER_DBUS_PATH: |
---|
| 1061 | g_value_set_string (value, self->priv->server_dbus_path); |
---|
| 1062 | break; |
---|
| 1063 | case PROP_SERVER_DBUS_INTERFACE: |
---|
| 1064 | g_value_set_string (value, self->priv->server_dbus_interface); |
---|
| 1065 | break; |
---|
| 1066 | case PROP_REGISTER_CK_SESSION: |
---|
| 1067 | g_value_set_boolean (value, self->priv->register_ck_session); |
---|
| 1068 | break; |
---|
| 1069 | case PROP_SERVER_ENV_VAR_NAME: |
---|
| 1070 | g_value_set_string (value, self->priv->server_env_var_name); |
---|
| 1071 | break; |
---|
| 1072 | case PROP_COMMAND: |
---|
| 1073 | g_value_set_string (value, self->priv->command); |
---|
| 1074 | break; |
---|
| 1075 | default: |
---|
| 1076 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1077 | break; |
---|
| 1078 | } |
---|
| 1079 | } |
---|
| 1080 | |
---|
| 1081 | static GObject * |
---|
| 1082 | gdm_welcome_session_constructor (GType type, |
---|
| 1083 | guint n_construct_properties, |
---|
| 1084 | GObjectConstructParam *construct_properties) |
---|
| 1085 | { |
---|
| 1086 | GdmWelcomeSession *welcome_session; |
---|
| 1087 | |
---|
| 1088 | welcome_session = GDM_WELCOME_SESSION (G_OBJECT_CLASS (gdm_welcome_session_parent_class)->constructor (type, |
---|
| 1089 | n_construct_properties, |
---|
| 1090 | construct_properties)); |
---|
| 1091 | |
---|
| 1092 | return G_OBJECT (welcome_session); |
---|
| 1093 | } |
---|
| 1094 | |
---|
| 1095 | static void |
---|
| 1096 | gdm_welcome_session_class_init (GdmWelcomeSessionClass *klass) |
---|
| 1097 | { |
---|
| 1098 | GObjectClass *object_class = G_OBJECT_CLASS (klass); |
---|
| 1099 | |
---|
| 1100 | object_class->get_property = gdm_welcome_session_get_property; |
---|
| 1101 | object_class->set_property = gdm_welcome_session_set_property; |
---|
| 1102 | object_class->constructor = gdm_welcome_session_constructor; |
---|
| 1103 | object_class->finalize = gdm_welcome_session_finalize; |
---|
| 1104 | |
---|
| 1105 | g_type_class_add_private (klass, sizeof (GdmWelcomeSessionPrivate)); |
---|
| 1106 | |
---|
| 1107 | g_object_class_install_property (object_class, |
---|
| 1108 | PROP_X11_DISPLAY_NAME, |
---|
| 1109 | g_param_spec_string ("x11-display-name", |
---|
| 1110 | "name", |
---|
| 1111 | "name", |
---|
| 1112 | NULL, |
---|
| 1113 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1114 | g_object_class_install_property (object_class, |
---|
| 1115 | PROP_X11_DISPLAY_HOSTNAME, |
---|
| 1116 | g_param_spec_string ("x11-display-hostname", |
---|
| 1117 | "hostname", |
---|
| 1118 | "hostname", |
---|
| 1119 | NULL, |
---|
| 1120 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1121 | g_object_class_install_property (object_class, |
---|
| 1122 | PROP_X11_DISPLAY_DEVICE, |
---|
| 1123 | g_param_spec_string ("x11-display-device", |
---|
| 1124 | "device", |
---|
| 1125 | "device", |
---|
| 1126 | NULL, |
---|
| 1127 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1128 | g_object_class_install_property (object_class, |
---|
| 1129 | PROP_X11_DISPLAY_IS_LOCAL, |
---|
| 1130 | g_param_spec_boolean ("x11-display-is-local", |
---|
| 1131 | "is local", |
---|
| 1132 | "is local", |
---|
| 1133 | FALSE, |
---|
| 1134 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1135 | g_object_class_install_property (object_class, |
---|
| 1136 | PROP_X11_AUTHORITY_FILE, |
---|
| 1137 | g_param_spec_string ("x11-authority-file", |
---|
| 1138 | "authority file", |
---|
| 1139 | "authority file", |
---|
| 1140 | NULL, |
---|
| 1141 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); |
---|
| 1142 | g_object_class_install_property (object_class, |
---|
| 1143 | PROP_USER_NAME, |
---|
| 1144 | g_param_spec_string ("user-name", |
---|
| 1145 | "user name", |
---|
| 1146 | "user name", |
---|
| 1147 | GDM_USERNAME, |
---|
| 1148 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); |
---|
| 1149 | g_object_class_install_property (object_class, |
---|
| 1150 | PROP_GROUP_NAME, |
---|
| 1151 | g_param_spec_string ("group-name", |
---|
| 1152 | "group name", |
---|
| 1153 | "group name", |
---|
| 1154 | GDM_GROUPNAME, |
---|
| 1155 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); |
---|
| 1156 | g_object_class_install_property (object_class, |
---|
| 1157 | PROP_SERVER_ADDRESS, |
---|
| 1158 | g_param_spec_string ("server-address", |
---|
| 1159 | "server address", |
---|
| 1160 | "server address", |
---|
| 1161 | NULL, |
---|
| 1162 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); |
---|
| 1163 | g_object_class_install_property (object_class, |
---|
| 1164 | PROP_SERVER_DBUS_PATH, |
---|
| 1165 | g_param_spec_string ("server-dbus-path", |
---|
| 1166 | "server dbus path", |
---|
| 1167 | "server dbus path", |
---|
| 1168 | NULL, |
---|
| 1169 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1170 | g_object_class_install_property (object_class, |
---|
| 1171 | PROP_SERVER_DBUS_INTERFACE, |
---|
| 1172 | g_param_spec_string ("server-dbus-interface", |
---|
| 1173 | "server dbus interface", |
---|
| 1174 | "server dbus interface", |
---|
| 1175 | NULL, |
---|
| 1176 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1177 | g_object_class_install_property (object_class, |
---|
| 1178 | PROP_SERVER_ENV_VAR_NAME, |
---|
| 1179 | g_param_spec_string ("server-env-var-name", |
---|
| 1180 | "server env var name", |
---|
| 1181 | "server env var name", |
---|
| 1182 | NULL, |
---|
| 1183 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1184 | g_object_class_install_property (object_class, |
---|
| 1185 | PROP_COMMAND, |
---|
| 1186 | g_param_spec_string ("command", |
---|
| 1187 | "command", |
---|
| 1188 | "command", |
---|
| 1189 | NULL, |
---|
| 1190 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1191 | g_object_class_install_property (object_class, |
---|
| 1192 | PROP_REGISTER_CK_SESSION, |
---|
| 1193 | g_param_spec_boolean ("register-ck-session", |
---|
| 1194 | NULL, |
---|
| 1195 | NULL, |
---|
| 1196 | FALSE, |
---|
| 1197 | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); |
---|
| 1198 | signals [STARTED] = |
---|
| 1199 | g_signal_new ("started", |
---|
| 1200 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1201 | G_SIGNAL_RUN_FIRST, |
---|
| 1202 | G_STRUCT_OFFSET (GdmWelcomeSessionClass, started), |
---|
| 1203 | NULL, |
---|
| 1204 | NULL, |
---|
| 1205 | g_cclosure_marshal_VOID__VOID, |
---|
| 1206 | G_TYPE_NONE, |
---|
| 1207 | 0); |
---|
| 1208 | signals [STOPPED] = |
---|
| 1209 | g_signal_new ("stopped", |
---|
| 1210 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1211 | G_SIGNAL_RUN_FIRST, |
---|
| 1212 | G_STRUCT_OFFSET (GdmWelcomeSessionClass, stopped), |
---|
| 1213 | NULL, |
---|
| 1214 | NULL, |
---|
| 1215 | g_cclosure_marshal_VOID__VOID, |
---|
| 1216 | G_TYPE_NONE, |
---|
| 1217 | 0); |
---|
| 1218 | signals [EXITED] = |
---|
| 1219 | g_signal_new ("exited", |
---|
| 1220 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1221 | G_SIGNAL_RUN_FIRST, |
---|
| 1222 | G_STRUCT_OFFSET (GdmWelcomeSessionClass, exited), |
---|
| 1223 | NULL, |
---|
| 1224 | NULL, |
---|
| 1225 | g_cclosure_marshal_VOID__INT, |
---|
| 1226 | G_TYPE_NONE, |
---|
| 1227 | 1, |
---|
| 1228 | G_TYPE_INT); |
---|
| 1229 | signals [DIED] = |
---|
| 1230 | g_signal_new ("died", |
---|
| 1231 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1232 | G_SIGNAL_RUN_FIRST, |
---|
| 1233 | G_STRUCT_OFFSET (GdmWelcomeSessionClass, died), |
---|
| 1234 | NULL, |
---|
| 1235 | NULL, |
---|
| 1236 | g_cclosure_marshal_VOID__INT, |
---|
| 1237 | G_TYPE_NONE, |
---|
| 1238 | 1, |
---|
| 1239 | G_TYPE_INT); |
---|
| 1240 | } |
---|
| 1241 | |
---|
| 1242 | static void |
---|
| 1243 | gdm_welcome_session_init (GdmWelcomeSession *welcome_session) |
---|
| 1244 | { |
---|
| 1245 | |
---|
| 1246 | welcome_session->priv = GDM_WELCOME_SESSION_GET_PRIVATE (welcome_session); |
---|
| 1247 | |
---|
| 1248 | welcome_session->priv->pid = -1; |
---|
| 1249 | |
---|
| 1250 | welcome_session->priv->command = NULL; |
---|
| 1251 | } |
---|
| 1252 | |
---|
| 1253 | static void |
---|
| 1254 | gdm_welcome_session_finalize (GObject *object) |
---|
| 1255 | { |
---|
| 1256 | GdmWelcomeSession *welcome_session; |
---|
| 1257 | |
---|
| 1258 | g_return_if_fail (object != NULL); |
---|
| 1259 | g_return_if_fail (GDM_IS_WELCOME_SESSION (object)); |
---|
| 1260 | |
---|
| 1261 | welcome_session = GDM_WELCOME_SESSION (object); |
---|
| 1262 | |
---|
| 1263 | g_return_if_fail (welcome_session->priv != NULL); |
---|
| 1264 | |
---|
| 1265 | gdm_welcome_session_stop (welcome_session); |
---|
| 1266 | |
---|
| 1267 | g_free (welcome_session->priv->command); |
---|
| 1268 | g_free (welcome_session->priv->user_name); |
---|
| 1269 | g_free (welcome_session->priv->group_name); |
---|
| 1270 | g_free (welcome_session->priv->x11_display_name); |
---|
| 1271 | g_free (welcome_session->priv->x11_display_device); |
---|
| 1272 | g_free (welcome_session->priv->x11_display_hostname); |
---|
| 1273 | g_free (welcome_session->priv->x11_authority_file); |
---|
| 1274 | g_free (welcome_session->priv->server_address); |
---|
| 1275 | g_free (welcome_session->priv->server_dbus_path); |
---|
| 1276 | g_free (welcome_session->priv->server_dbus_interface); |
---|
| 1277 | |
---|
| 1278 | G_OBJECT_CLASS (gdm_welcome_session_parent_class)->finalize (object); |
---|
| 1279 | } |
---|