[134] | 1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- |
---|
| 2 | * |
---|
| 3 | * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> |
---|
| 4 | * |
---|
| 5 | * This program is free software; you can redistribute it and/or modify |
---|
| 6 | * it under the terms of the GNU General Public License as published by |
---|
| 7 | * the Free Software Foundation; either version 2 of the License, or |
---|
| 8 | * (at your option) any later version. |
---|
| 9 | * |
---|
| 10 | * This program is distributed in the hope that it will be useful, |
---|
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 13 | * GNU General Public License for more details. |
---|
| 14 | * |
---|
| 15 | * You should have received a copy of the GNU General Public License |
---|
| 16 | * along with this program; if not, write to the Free Software |
---|
| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
---|
| 18 | * |
---|
| 19 | */ |
---|
| 20 | |
---|
| 21 | #include "config.h" |
---|
| 22 | |
---|
| 23 | #include <stdlib.h> |
---|
| 24 | #include <stdio.h> |
---|
| 25 | #include <fcntl.h> |
---|
| 26 | #include <unistd.h> |
---|
| 27 | #include <string.h> |
---|
| 28 | #include <sys/types.h> |
---|
| 29 | #include <sys/wait.h> |
---|
| 30 | #include <errno.h> |
---|
| 31 | #include <ctype.h> |
---|
| 32 | #include <pwd.h> |
---|
| 33 | #include <grp.h> |
---|
| 34 | |
---|
| 35 | #if defined (_POSIX_PRIORITY_SCHEDULING) && defined (HAVE_SCHED_YIELD) |
---|
| 36 | #include <sched.h> |
---|
| 37 | #endif |
---|
| 38 | |
---|
| 39 | #include <glib.h> |
---|
| 40 | #include <glib/gi18n.h> |
---|
| 41 | #include <glib-object.h> |
---|
| 42 | #define DBUS_API_SUBJECT_TO_CHANGE |
---|
| 43 | #include <dbus/dbus-glib.h> |
---|
| 44 | #include <dbus/dbus-glib-lowlevel.h> |
---|
| 45 | |
---|
| 46 | #include "gdm-session-private.h" |
---|
| 47 | #include "gdm-session-relay.h" |
---|
| 48 | |
---|
| 49 | #define GDM_SESSION_RELAY_DBUS_PATH "/org/gnome/DisplayManager/SessionRelay" |
---|
| 50 | #define GDM_SESSION_RELAY_DBUS_INTERFACE "org.gnome.DisplayManager.SessionRelay" |
---|
| 51 | |
---|
| 52 | #define GDM_SESSION_RELAY_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_SESSION_RELAY, GdmSessionRelayPrivate)) |
---|
| 53 | |
---|
| 54 | struct GdmSessionRelayPrivate |
---|
| 55 | { |
---|
| 56 | DBusServer *server; |
---|
| 57 | char *server_address; |
---|
| 58 | DBusConnection *session_connection; |
---|
| 59 | }; |
---|
| 60 | |
---|
| 61 | enum { |
---|
| 62 | PROP_0, |
---|
| 63 | }; |
---|
| 64 | |
---|
| 65 | enum { |
---|
| 66 | CONNECTED, |
---|
| 67 | DISCONNECTED, |
---|
| 68 | LAST_SIGNAL |
---|
| 69 | }; |
---|
| 70 | |
---|
| 71 | static guint signals [LAST_SIGNAL] = { 0, }; |
---|
| 72 | |
---|
| 73 | static void gdm_session_relay_class_init (GdmSessionRelayClass *klass); |
---|
| 74 | static void gdm_session_relay_init (GdmSessionRelay *session_relay); |
---|
| 75 | static void gdm_session_relay_finalize (GObject *object); |
---|
| 76 | static void gdm_session_iface_init (GdmSessionIface *iface); |
---|
| 77 | |
---|
| 78 | G_DEFINE_TYPE_WITH_CODE (GdmSessionRelay, |
---|
| 79 | gdm_session_relay, |
---|
| 80 | G_TYPE_OBJECT, |
---|
| 81 | G_IMPLEMENT_INTERFACE (GDM_TYPE_SESSION, |
---|
| 82 | gdm_session_iface_init)) |
---|
| 83 | |
---|
| 84 | static gboolean |
---|
| 85 | send_dbus_message (DBusConnection *connection, |
---|
| 86 | DBusMessage *message) |
---|
| 87 | { |
---|
| 88 | gboolean is_connected; |
---|
| 89 | gboolean sent; |
---|
| 90 | |
---|
| 91 | g_return_val_if_fail (message != NULL, FALSE); |
---|
| 92 | |
---|
| 93 | if (connection == NULL) { |
---|
| 94 | g_debug ("GdmSessionRelay: There is no valid connection"); |
---|
| 95 | return FALSE; |
---|
| 96 | } |
---|
| 97 | |
---|
| 98 | is_connected = dbus_connection_get_is_connected (connection); |
---|
| 99 | if (! is_connected) { |
---|
| 100 | g_warning ("Not connected!"); |
---|
| 101 | return FALSE; |
---|
| 102 | } |
---|
| 103 | |
---|
| 104 | sent = dbus_connection_send (connection, message, NULL); |
---|
| 105 | |
---|
| 106 | return sent; |
---|
| 107 | } |
---|
| 108 | |
---|
| 109 | static void |
---|
| 110 | send_dbus_string_signal (GdmSessionRelay *session_relay, |
---|
| 111 | const char *name, |
---|
| 112 | const char *text) |
---|
| 113 | { |
---|
| 114 | DBusMessage *message; |
---|
| 115 | DBusMessageIter iter; |
---|
| 116 | |
---|
| 117 | g_return_if_fail (session_relay != NULL); |
---|
| 118 | |
---|
| 119 | g_debug ("GdmSessionRelay: sending signal %s", name); |
---|
| 120 | message = dbus_message_new_signal (GDM_SESSION_RELAY_DBUS_PATH, |
---|
| 121 | GDM_SESSION_RELAY_DBUS_INTERFACE, |
---|
| 122 | name); |
---|
| 123 | |
---|
| 124 | dbus_message_iter_init_append (message, &iter); |
---|
| 125 | dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &text); |
---|
| 126 | |
---|
| 127 | if (! send_dbus_message (session_relay->priv->session_connection, message)) { |
---|
| 128 | g_debug ("GdmSessionRelay: Could not send %s signal", name); |
---|
| 129 | } |
---|
| 130 | |
---|
| 131 | dbus_message_unref (message); |
---|
| 132 | } |
---|
| 133 | |
---|
| 134 | static void |
---|
| 135 | send_dbus_string_string_signal (GdmSessionRelay *session_relay, |
---|
| 136 | const char *name, |
---|
| 137 | const char *text1, |
---|
| 138 | const char *text2) |
---|
| 139 | { |
---|
| 140 | DBusMessage *message; |
---|
| 141 | DBusMessageIter iter; |
---|
| 142 | |
---|
| 143 | g_return_if_fail (session_relay != NULL); |
---|
| 144 | |
---|
| 145 | g_debug ("GdmSessionRelay: sending signal %s", name); |
---|
| 146 | message = dbus_message_new_signal (GDM_SESSION_RELAY_DBUS_PATH, |
---|
| 147 | GDM_SESSION_RELAY_DBUS_INTERFACE, |
---|
| 148 | name); |
---|
| 149 | |
---|
| 150 | dbus_message_iter_init_append (message, &iter); |
---|
| 151 | dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &text1); |
---|
| 152 | dbus_message_iter_init_append (message, &iter); |
---|
| 153 | dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &text2); |
---|
| 154 | |
---|
| 155 | if (! send_dbus_message (session_relay->priv->session_connection, message)) { |
---|
| 156 | g_debug ("GdmSessionRelay: Could not send %s signal", name); |
---|
| 157 | } |
---|
| 158 | |
---|
| 159 | dbus_message_unref (message); |
---|
| 160 | } |
---|
| 161 | |
---|
| 162 | static void |
---|
| 163 | send_dbus_void_signal (GdmSessionRelay *session_relay, |
---|
| 164 | const char *name) |
---|
| 165 | { |
---|
| 166 | DBusMessage *message; |
---|
| 167 | |
---|
| 168 | g_return_if_fail (session_relay != NULL); |
---|
| 169 | |
---|
| 170 | g_debug ("GdmSessionRelay: sending signal %s", name); |
---|
| 171 | message = dbus_message_new_signal (GDM_SESSION_RELAY_DBUS_PATH, |
---|
| 172 | GDM_SESSION_RELAY_DBUS_INTERFACE, |
---|
| 173 | name); |
---|
| 174 | |
---|
| 175 | if (! send_dbus_message (session_relay->priv->session_connection, message)) { |
---|
| 176 | g_debug ("GdmSessionRelay: Could not send %s signal", name); |
---|
| 177 | } |
---|
| 178 | |
---|
| 179 | dbus_message_unref (message); |
---|
| 180 | } |
---|
| 181 | |
---|
| 182 | static void |
---|
| 183 | gdm_session_relay_open (GdmSession *session) |
---|
| 184 | { |
---|
| 185 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 186 | send_dbus_void_signal (impl, "Open"); |
---|
| 187 | } |
---|
| 188 | |
---|
| 189 | static void |
---|
| 190 | gdm_session_relay_close (GdmSession *session) |
---|
| 191 | { |
---|
| 192 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 193 | send_dbus_void_signal (impl, "Close"); |
---|
| 194 | } |
---|
| 195 | |
---|
| 196 | static void |
---|
| 197 | gdm_session_relay_setup (GdmSession *session, |
---|
| 198 | const char *service_name) |
---|
| 199 | { |
---|
| 200 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 201 | send_dbus_string_signal (impl, "Setup", service_name); |
---|
| 202 | } |
---|
| 203 | |
---|
| 204 | static void |
---|
| 205 | gdm_session_relay_setup_for_user (GdmSession *session, |
---|
| 206 | const char *service_name, |
---|
| 207 | const char *username) |
---|
| 208 | { |
---|
| 209 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 210 | send_dbus_string_string_signal (impl, "SetupForUser", service_name, username); |
---|
| 211 | } |
---|
| 212 | |
---|
| 213 | static void |
---|
| 214 | gdm_session_relay_authenticate (GdmSession *session) |
---|
| 215 | { |
---|
| 216 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 217 | send_dbus_void_signal (impl, "Authenticate"); |
---|
| 218 | } |
---|
| 219 | |
---|
| 220 | static void |
---|
| 221 | gdm_session_relay_authorize (GdmSession *session) |
---|
| 222 | { |
---|
| 223 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 224 | send_dbus_void_signal (impl, "Authorize"); |
---|
| 225 | } |
---|
| 226 | |
---|
| 227 | static void |
---|
| 228 | gdm_session_relay_accredit (GdmSession *session, |
---|
| 229 | int cred_flag) |
---|
| 230 | { |
---|
| 231 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 232 | |
---|
| 233 | switch (cred_flag) { |
---|
| 234 | case GDM_SESSION_CRED_ESTABLISH: |
---|
| 235 | send_dbus_void_signal (impl, "EstablishCredentials"); |
---|
| 236 | break; |
---|
| 237 | case GDM_SESSION_CRED_REFRESH: |
---|
| 238 | send_dbus_void_signal (impl, "RefreshCredentials"); |
---|
| 239 | break; |
---|
| 240 | default: |
---|
| 241 | g_assert_not_reached (); |
---|
| 242 | } |
---|
| 243 | } |
---|
| 244 | |
---|
| 245 | static void |
---|
| 246 | gdm_session_relay_answer_query (GdmSession *session, |
---|
| 247 | const char *text) |
---|
| 248 | { |
---|
| 249 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 250 | send_dbus_string_signal (impl, "AnswerQuery", text); |
---|
| 251 | } |
---|
| 252 | |
---|
| 253 | static void |
---|
| 254 | gdm_session_relay_select_session (GdmSession *session, |
---|
| 255 | const char *text) |
---|
| 256 | { |
---|
| 257 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 258 | send_dbus_string_signal (impl, "SessionSelected", text); |
---|
| 259 | } |
---|
| 260 | |
---|
| 261 | static void |
---|
| 262 | gdm_session_relay_select_language (GdmSession *session, |
---|
| 263 | const char *text) |
---|
| 264 | { |
---|
| 265 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 266 | send_dbus_string_signal (impl, "LanguageSelected", text); |
---|
| 267 | } |
---|
| 268 | |
---|
| 269 | static void |
---|
| 270 | gdm_session_relay_select_layout (GdmSession *session, |
---|
| 271 | const char *text) |
---|
| 272 | { |
---|
| 273 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 274 | send_dbus_string_signal (impl, "LayoutSelected", text); |
---|
| 275 | } |
---|
| 276 | |
---|
| 277 | static void |
---|
| 278 | gdm_session_relay_select_user (GdmSession *session, |
---|
| 279 | const char *text) |
---|
| 280 | { |
---|
| 281 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 282 | send_dbus_string_signal (impl, "UserSelected", text); |
---|
| 283 | } |
---|
| 284 | |
---|
| 285 | static void |
---|
| 286 | gdm_session_relay_cancel (GdmSession *session) |
---|
| 287 | { |
---|
| 288 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 289 | |
---|
| 290 | send_dbus_void_signal (impl, "Cancelled"); |
---|
| 291 | } |
---|
| 292 | |
---|
| 293 | static void |
---|
| 294 | gdm_session_relay_start_session (GdmSession *session) |
---|
| 295 | { |
---|
| 296 | GdmSessionRelay *impl = GDM_SESSION_RELAY (session); |
---|
| 297 | |
---|
| 298 | send_dbus_void_signal (impl, "StartSession"); |
---|
| 299 | } |
---|
| 300 | |
---|
| 301 | /* Note: Use abstract sockets like dbus does by default on Linux. Abstract |
---|
| 302 | * sockets are only available on Linux. |
---|
| 303 | */ |
---|
| 304 | static char * |
---|
| 305 | generate_address (void) |
---|
| 306 | { |
---|
| 307 | char *path; |
---|
| 308 | #if defined (__linux__) |
---|
| 309 | int i; |
---|
| 310 | char tmp[9]; |
---|
| 311 | |
---|
| 312 | for (i = 0; i < 8; i++) { |
---|
| 313 | if (g_random_int_range (0, 2) == 0) { |
---|
| 314 | tmp[i] = g_random_int_range ('a', 'z' + 1); |
---|
| 315 | } else { |
---|
| 316 | tmp[i] = g_random_int_range ('A', 'Z' + 1); |
---|
| 317 | } |
---|
| 318 | } |
---|
| 319 | tmp[8] = '\0'; |
---|
| 320 | |
---|
| 321 | path = g_strdup_printf ("unix:abstract=/tmp/gdm-session-%s", tmp); |
---|
| 322 | #else |
---|
| 323 | path = g_strdup ("unix:tmpdir=/tmp"); |
---|
| 324 | #endif |
---|
| 325 | |
---|
| 326 | return path; |
---|
| 327 | } |
---|
| 328 | |
---|
| 329 | static DBusHandlerResult |
---|
| 330 | handle_info_query (GdmSessionRelay *session_relay, |
---|
| 331 | DBusConnection *connection, |
---|
| 332 | DBusMessage *message) |
---|
| 333 | { |
---|
| 334 | DBusMessage *reply; |
---|
| 335 | DBusError error; |
---|
| 336 | const char *text; |
---|
| 337 | |
---|
| 338 | dbus_error_init (&error); |
---|
| 339 | if (! dbus_message_get_args (message, &error, |
---|
| 340 | DBUS_TYPE_STRING, &text, |
---|
| 341 | DBUS_TYPE_INVALID)) { |
---|
| 342 | g_warning ("ERROR: %s", error.message); |
---|
| 343 | } |
---|
| 344 | |
---|
| 345 | g_debug ("GdmSessionRelay: InfoQuery: %s", text); |
---|
| 346 | |
---|
| 347 | reply = dbus_message_new_method_return (message); |
---|
| 348 | dbus_connection_send (connection, reply, NULL); |
---|
| 349 | dbus_message_unref (reply); |
---|
| 350 | |
---|
| 351 | _gdm_session_info_query (GDM_SESSION (session_relay), text); |
---|
| 352 | |
---|
| 353 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 354 | } |
---|
| 355 | |
---|
| 356 | static DBusHandlerResult |
---|
| 357 | handle_secret_info_query (GdmSessionRelay *session_relay, |
---|
| 358 | DBusConnection *connection, |
---|
| 359 | DBusMessage *message) |
---|
| 360 | { |
---|
| 361 | DBusMessage *reply; |
---|
| 362 | DBusError error; |
---|
| 363 | const char *text; |
---|
| 364 | |
---|
| 365 | text = NULL; |
---|
| 366 | |
---|
| 367 | dbus_error_init (&error); |
---|
| 368 | if (! dbus_message_get_args (message, &error, |
---|
| 369 | DBUS_TYPE_STRING, &text, |
---|
| 370 | DBUS_TYPE_INVALID)) { |
---|
| 371 | g_warning ("ERROR: %s", error.message); |
---|
| 372 | } |
---|
| 373 | |
---|
| 374 | g_debug ("GdmSessionRelay: SecretInfoQuery: %s", text); |
---|
| 375 | |
---|
| 376 | reply = dbus_message_new_method_return (message); |
---|
| 377 | dbus_connection_send (connection, reply, NULL); |
---|
| 378 | dbus_message_unref (reply); |
---|
| 379 | |
---|
| 380 | _gdm_session_secret_info_query (GDM_SESSION (session_relay), text); |
---|
| 381 | |
---|
| 382 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 383 | } |
---|
| 384 | |
---|
| 385 | static DBusHandlerResult |
---|
| 386 | handle_info (GdmSessionRelay *session_relay, |
---|
| 387 | DBusConnection *connection, |
---|
| 388 | DBusMessage *message) |
---|
| 389 | { |
---|
| 390 | DBusMessage *reply; |
---|
| 391 | DBusError error; |
---|
| 392 | const char *text; |
---|
| 393 | |
---|
| 394 | text = NULL; |
---|
| 395 | |
---|
| 396 | dbus_error_init (&error); |
---|
| 397 | if (! dbus_message_get_args (message, &error, |
---|
| 398 | DBUS_TYPE_STRING, &text, |
---|
| 399 | DBUS_TYPE_INVALID)) { |
---|
| 400 | g_warning ("ERROR: %s", error.message); |
---|
| 401 | } |
---|
| 402 | |
---|
| 403 | g_debug ("GdmSessionRelay: Info: %s", text); |
---|
| 404 | |
---|
| 405 | reply = dbus_message_new_method_return (message); |
---|
| 406 | dbus_connection_send (connection, reply, NULL); |
---|
| 407 | dbus_message_unref (reply); |
---|
| 408 | |
---|
| 409 | _gdm_session_info (GDM_SESSION (session_relay), text); |
---|
| 410 | |
---|
| 411 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 412 | } |
---|
| 413 | |
---|
| 414 | static DBusHandlerResult |
---|
| 415 | handle_problem (GdmSessionRelay *session_relay, |
---|
| 416 | DBusConnection *connection, |
---|
| 417 | DBusMessage *message) |
---|
| 418 | { |
---|
| 419 | DBusMessage *reply; |
---|
| 420 | DBusError error; |
---|
| 421 | const char *text; |
---|
| 422 | |
---|
| 423 | text = NULL; |
---|
| 424 | |
---|
| 425 | dbus_error_init (&error); |
---|
| 426 | if (! dbus_message_get_args (message, &error, |
---|
| 427 | DBUS_TYPE_STRING, &text, |
---|
| 428 | DBUS_TYPE_INVALID)) { |
---|
| 429 | g_warning ("ERROR: %s", error.message); |
---|
| 430 | } |
---|
| 431 | |
---|
| 432 | g_debug ("GdmSessionRelay: Problem: %s", text); |
---|
| 433 | |
---|
| 434 | reply = dbus_message_new_method_return (message); |
---|
| 435 | dbus_connection_send (connection, reply, NULL); |
---|
| 436 | dbus_message_unref (reply); |
---|
| 437 | |
---|
| 438 | _gdm_session_problem (GDM_SESSION (session_relay), text); |
---|
| 439 | |
---|
| 440 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 441 | } |
---|
| 442 | |
---|
| 443 | static DBusHandlerResult |
---|
| 444 | handle_setup_complete (GdmSessionRelay *session_relay, |
---|
| 445 | DBusConnection *connection, |
---|
| 446 | DBusMessage *message) |
---|
| 447 | { |
---|
| 448 | DBusMessage *reply; |
---|
| 449 | DBusError error; |
---|
| 450 | |
---|
| 451 | dbus_error_init (&error); |
---|
| 452 | |
---|
| 453 | g_debug ("GdmSessionRelay: SetupComplete"); |
---|
| 454 | |
---|
| 455 | reply = dbus_message_new_method_return (message); |
---|
| 456 | dbus_connection_send (connection, reply, NULL); |
---|
| 457 | dbus_message_unref (reply); |
---|
| 458 | |
---|
| 459 | _gdm_session_setup_complete (GDM_SESSION (session_relay)); |
---|
| 460 | |
---|
| 461 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 462 | } |
---|
| 463 | |
---|
| 464 | static DBusHandlerResult |
---|
| 465 | handle_setup_failed (GdmSessionRelay *session_relay, |
---|
| 466 | DBusConnection *connection, |
---|
| 467 | DBusMessage *message) |
---|
| 468 | { |
---|
| 469 | DBusMessage *reply; |
---|
| 470 | DBusError error; |
---|
| 471 | |
---|
| 472 | dbus_error_init (&error); |
---|
| 473 | |
---|
| 474 | g_debug ("GdmSessionRelay: SetupFailed"); |
---|
| 475 | |
---|
| 476 | reply = dbus_message_new_method_return (message); |
---|
| 477 | dbus_connection_send (connection, reply, NULL); |
---|
| 478 | dbus_message_unref (reply); |
---|
| 479 | |
---|
| 480 | _gdm_session_setup_failed (GDM_SESSION (session_relay), NULL); |
---|
| 481 | |
---|
| 482 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 483 | } |
---|
| 484 | |
---|
| 485 | |
---|
| 486 | static DBusHandlerResult |
---|
| 487 | handle_authenticated (GdmSessionRelay *session_relay, |
---|
| 488 | DBusConnection *connection, |
---|
| 489 | DBusMessage *message) |
---|
| 490 | { |
---|
| 491 | DBusMessage *reply; |
---|
| 492 | DBusError error; |
---|
| 493 | |
---|
| 494 | dbus_error_init (&error); |
---|
| 495 | |
---|
| 496 | g_debug ("GdmSessionRelay: Authenticated"); |
---|
| 497 | |
---|
| 498 | reply = dbus_message_new_method_return (message); |
---|
| 499 | dbus_connection_send (connection, reply, NULL); |
---|
| 500 | dbus_message_unref (reply); |
---|
| 501 | |
---|
| 502 | _gdm_session_authenticated (GDM_SESSION (session_relay)); |
---|
| 503 | |
---|
| 504 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 505 | } |
---|
| 506 | |
---|
| 507 | static DBusHandlerResult |
---|
| 508 | handle_authentication_failed (GdmSessionRelay *session_relay, |
---|
| 509 | DBusConnection *connection, |
---|
| 510 | DBusMessage *message) |
---|
| 511 | { |
---|
| 512 | DBusMessage *reply; |
---|
| 513 | DBusError error; |
---|
| 514 | |
---|
| 515 | dbus_error_init (&error); |
---|
| 516 | |
---|
| 517 | g_debug ("GdmSessionRelay: AuthenticationFailed"); |
---|
| 518 | |
---|
| 519 | reply = dbus_message_new_method_return (message); |
---|
| 520 | dbus_connection_send (connection, reply, NULL); |
---|
| 521 | dbus_message_unref (reply); |
---|
| 522 | |
---|
| 523 | _gdm_session_authentication_failed (GDM_SESSION (session_relay), NULL); |
---|
| 524 | |
---|
| 525 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 526 | } |
---|
| 527 | |
---|
| 528 | static DBusHandlerResult |
---|
| 529 | handle_authorized (GdmSessionRelay *session_relay, |
---|
| 530 | DBusConnection *connection, |
---|
| 531 | DBusMessage *message) |
---|
| 532 | { |
---|
| 533 | DBusMessage *reply; |
---|
| 534 | DBusError error; |
---|
| 535 | |
---|
| 536 | dbus_error_init (&error); |
---|
| 537 | |
---|
| 538 | g_debug ("GdmSessionRelay: Authorized"); |
---|
| 539 | |
---|
| 540 | reply = dbus_message_new_method_return (message); |
---|
| 541 | dbus_connection_send (connection, reply, NULL); |
---|
| 542 | dbus_message_unref (reply); |
---|
| 543 | |
---|
| 544 | _gdm_session_authorized (GDM_SESSION (session_relay)); |
---|
| 545 | |
---|
| 546 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 547 | } |
---|
| 548 | |
---|
| 549 | static DBusHandlerResult |
---|
| 550 | handle_authorization_failed (GdmSessionRelay *session_relay, |
---|
| 551 | DBusConnection *connection, |
---|
| 552 | DBusMessage *message) |
---|
| 553 | { |
---|
| 554 | DBusMessage *reply; |
---|
| 555 | DBusError error; |
---|
| 556 | |
---|
| 557 | dbus_error_init (&error); |
---|
| 558 | |
---|
| 559 | g_debug ("GdmSessionRelay: AuthorizationFailed"); |
---|
| 560 | |
---|
| 561 | reply = dbus_message_new_method_return (message); |
---|
| 562 | dbus_connection_send (connection, reply, NULL); |
---|
| 563 | dbus_message_unref (reply); |
---|
| 564 | |
---|
| 565 | _gdm_session_authorization_failed (GDM_SESSION (session_relay), NULL); |
---|
| 566 | |
---|
| 567 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 568 | } |
---|
| 569 | |
---|
| 570 | static DBusHandlerResult |
---|
| 571 | handle_accredited (GdmSessionRelay *session_relay, |
---|
| 572 | DBusConnection *connection, |
---|
| 573 | DBusMessage *message) |
---|
| 574 | { |
---|
| 575 | DBusMessage *reply; |
---|
| 576 | DBusError error; |
---|
| 577 | |
---|
| 578 | dbus_error_init (&error); |
---|
| 579 | |
---|
| 580 | g_debug ("GdmSessionRelay: Accredited"); |
---|
| 581 | |
---|
| 582 | reply = dbus_message_new_method_return (message); |
---|
| 583 | dbus_connection_send (connection, reply, NULL); |
---|
| 584 | dbus_message_unref (reply); |
---|
| 585 | |
---|
| 586 | _gdm_session_accredited (GDM_SESSION (session_relay)); |
---|
| 587 | |
---|
| 588 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 589 | } |
---|
| 590 | |
---|
| 591 | static DBusHandlerResult |
---|
| 592 | handle_accreditation_failed (GdmSessionRelay *session_relay, |
---|
| 593 | DBusConnection *connection, |
---|
| 594 | DBusMessage *message) |
---|
| 595 | { |
---|
| 596 | DBusMessage *reply; |
---|
| 597 | DBusError error; |
---|
| 598 | |
---|
| 599 | dbus_error_init (&error); |
---|
| 600 | |
---|
| 601 | g_debug ("GdmSessionRelay: AccreditationFailed"); |
---|
| 602 | |
---|
| 603 | reply = dbus_message_new_method_return (message); |
---|
| 604 | dbus_connection_send (connection, reply, NULL); |
---|
| 605 | dbus_message_unref (reply); |
---|
| 606 | |
---|
| 607 | _gdm_session_accreditation_failed (GDM_SESSION (session_relay), NULL); |
---|
| 608 | |
---|
| 609 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 610 | } |
---|
| 611 | |
---|
| 612 | static DBusHandlerResult |
---|
| 613 | handle_session_started (GdmSessionRelay *session_relay, |
---|
| 614 | DBusConnection *connection, |
---|
| 615 | DBusMessage *message) |
---|
| 616 | { |
---|
| 617 | DBusMessage *reply; |
---|
| 618 | DBusError error; |
---|
| 619 | int pid; |
---|
| 620 | |
---|
| 621 | dbus_error_init (&error); |
---|
| 622 | |
---|
| 623 | pid = 0; |
---|
| 624 | if (! dbus_message_get_args (message, |
---|
| 625 | &error, |
---|
| 626 | DBUS_TYPE_INT32, &pid, |
---|
| 627 | DBUS_TYPE_INVALID)) { |
---|
| 628 | g_warning ("ERROR: %s", error.message); |
---|
| 629 | } |
---|
| 630 | |
---|
| 631 | g_debug ("GdmSessionRelay: SessionStarted"); |
---|
| 632 | |
---|
| 633 | reply = dbus_message_new_method_return (message); |
---|
| 634 | dbus_connection_send (connection, reply, NULL); |
---|
| 635 | dbus_message_unref (reply); |
---|
| 636 | |
---|
| 637 | _gdm_session_session_started (GDM_SESSION (session_relay), |
---|
| 638 | pid); |
---|
| 639 | |
---|
| 640 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 641 | } |
---|
| 642 | |
---|
| 643 | static DBusHandlerResult |
---|
| 644 | handle_session_stopped (GdmSessionRelay *session_relay, |
---|
| 645 | DBusConnection *connection, |
---|
| 646 | DBusMessage *message) |
---|
| 647 | { |
---|
| 648 | DBusMessage *reply; |
---|
| 649 | DBusError error; |
---|
| 650 | |
---|
| 651 | dbus_error_init (&error); |
---|
| 652 | |
---|
| 653 | g_debug ("GdmSessionRelay: SessionStopped"); |
---|
| 654 | |
---|
| 655 | reply = dbus_message_new_method_return (message); |
---|
| 656 | dbus_connection_send (connection, reply, NULL); |
---|
| 657 | dbus_message_unref (reply); |
---|
| 658 | |
---|
| 659 | #if 0 |
---|
| 660 | _gdm_session_session_stopped (GDM_SESSION (session_relay)); |
---|
| 661 | #endif |
---|
| 662 | |
---|
| 663 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 664 | } |
---|
| 665 | |
---|
| 666 | static DBusHandlerResult |
---|
| 667 | handle_opened (GdmSessionRelay *session_relay, |
---|
| 668 | DBusConnection *connection, |
---|
| 669 | DBusMessage *message) |
---|
| 670 | { |
---|
| 671 | DBusMessage *reply; |
---|
| 672 | DBusError error; |
---|
| 673 | |
---|
| 674 | dbus_error_init (&error); |
---|
| 675 | |
---|
| 676 | g_debug ("GdmSessionRelay: Opened"); |
---|
| 677 | |
---|
| 678 | reply = dbus_message_new_method_return (message); |
---|
| 679 | dbus_connection_send (connection, reply, NULL); |
---|
| 680 | dbus_message_unref (reply); |
---|
| 681 | |
---|
| 682 | _gdm_session_opened (GDM_SESSION (session_relay)); |
---|
| 683 | |
---|
| 684 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 685 | } |
---|
| 686 | |
---|
| 687 | static DBusHandlerResult |
---|
| 688 | session_handle_child_message (DBusConnection *connection, |
---|
| 689 | DBusMessage *message, |
---|
| 690 | void *user_data) |
---|
| 691 | { |
---|
| 692 | GdmSessionRelay *session_relay = GDM_SESSION_RELAY (user_data); |
---|
| 693 | |
---|
| 694 | if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "InfoQuery")) { |
---|
| 695 | return handle_info_query (session_relay, connection, message); |
---|
| 696 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "SecretInfoQuery")) { |
---|
| 697 | return handle_secret_info_query (session_relay, connection, message); |
---|
| 698 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Info")) { |
---|
| 699 | return handle_info (session_relay, connection, message); |
---|
| 700 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Problem")) { |
---|
| 701 | return handle_problem (session_relay, connection, message); |
---|
| 702 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "SetupComplete")) { |
---|
| 703 | return handle_setup_complete (session_relay, connection, message); |
---|
| 704 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "SetupFailed")) { |
---|
| 705 | return handle_setup_failed (session_relay, connection, message); |
---|
| 706 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Authenticated")) { |
---|
| 707 | return handle_authenticated (session_relay, connection, message); |
---|
| 708 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "AuthenticationFailed")) { |
---|
| 709 | return handle_authentication_failed (session_relay, connection, message); |
---|
| 710 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Authorized")) { |
---|
| 711 | return handle_authorized (session_relay, connection, message); |
---|
| 712 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "AuthorizationFailed")) { |
---|
| 713 | return handle_authorization_failed (session_relay, connection, message); |
---|
| 714 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Accredited")) { |
---|
| 715 | return handle_accredited (session_relay, connection, message); |
---|
| 716 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "AccreditationFailed")) { |
---|
| 717 | return handle_accreditation_failed (session_relay, connection, message); |
---|
| 718 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "SessionStarted")) { |
---|
| 719 | return handle_session_started (session_relay, connection, message); |
---|
| 720 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "SessionStopped")) { |
---|
| 721 | return handle_session_stopped (session_relay, connection, message); |
---|
| 722 | } else if (dbus_message_is_method_call (message, GDM_SESSION_RELAY_DBUS_INTERFACE, "Opened")) { |
---|
| 723 | return handle_opened (session_relay, connection, message); |
---|
| 724 | } |
---|
| 725 | |
---|
| 726 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
---|
| 727 | } |
---|
| 728 | |
---|
| 729 | static DBusHandlerResult |
---|
| 730 | do_introspect (DBusConnection *connection, |
---|
| 731 | DBusMessage *message) |
---|
| 732 | { |
---|
| 733 | DBusMessage *reply; |
---|
| 734 | GString *xml; |
---|
| 735 | char *xml_string; |
---|
| 736 | |
---|
| 737 | g_debug ("GdmSessionRelay: Do introspect"); |
---|
| 738 | |
---|
| 739 | /* standard header */ |
---|
| 740 | xml = g_string_new ("<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n" |
---|
| 741 | "\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n" |
---|
| 742 | "<node>\n" |
---|
| 743 | " <interface name=\"org.freedesktop.DBus.Introspectable\">\n" |
---|
| 744 | " <method name=\"Introspect\">\n" |
---|
| 745 | " <arg name=\"data\" direction=\"out\" type=\"s\"/>\n" |
---|
| 746 | " </method>\n" |
---|
| 747 | " </interface>\n"); |
---|
| 748 | |
---|
| 749 | /* interface */ |
---|
| 750 | xml = g_string_append (xml, |
---|
| 751 | " <interface name=\"org.gnome.DisplayManager.SessionRelay\">\n" |
---|
| 752 | " <method name=\"Opened\">\n" |
---|
| 753 | " </method>\n" |
---|
| 754 | " <method name=\"SetupComplete\">\n" |
---|
| 755 | " </method>\n" |
---|
| 756 | " <method name=\"SetupFailed\">\n" |
---|
| 757 | " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" |
---|
| 758 | " </method>\n" |
---|
| 759 | " <method name=\"ResetComplete\">\n" |
---|
| 760 | " </method>\n" |
---|
| 761 | " <method name=\"RestFailed\">\n" |
---|
| 762 | " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" |
---|
| 763 | " </method>\n" |
---|
| 764 | " <method name=\"Authenticated\">\n" |
---|
| 765 | " </method>\n" |
---|
| 766 | " <method name=\"AuthenticationFailed\">\n" |
---|
| 767 | " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" |
---|
| 768 | " </method>\n" |
---|
| 769 | " <method name=\"Authorized\">\n" |
---|
| 770 | " </method>\n" |
---|
| 771 | " <method name=\"AuthorizationFailed\">\n" |
---|
| 772 | " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" |
---|
| 773 | " </method>\n" |
---|
| 774 | " <method name=\"Accredited\">\n" |
---|
| 775 | " </method>\n" |
---|
| 776 | " <method name=\"AccreditationFailed\">\n" |
---|
| 777 | " <arg name=\"message\" direction=\"in\" type=\"s\"/>\n" |
---|
| 778 | " </method>\n" |
---|
| 779 | " <method name=\"InfoQuery\">\n" |
---|
| 780 | " <arg name=\"text\" type=\"s\"/>\n" |
---|
| 781 | " </method>\n" |
---|
| 782 | " <method name=\"SecretInfoQuery\">\n" |
---|
| 783 | " <arg name=\"text\" type=\"s\"/>\n" |
---|
| 784 | " </method>\n" |
---|
| 785 | " <method name=\"Info\">\n" |
---|
| 786 | " <arg name=\"text\" type=\"s\"/>\n" |
---|
| 787 | " </method>\n" |
---|
| 788 | " <method name=\"Problem\">\n" |
---|
| 789 | " <arg name=\"text\" type=\"s\"/>\n" |
---|
| 790 | " </method>\n" |
---|
| 791 | " <method name=\"SessionStarted\">\n" |
---|
| 792 | " </method>\n" |
---|
| 793 | " <method name=\"SessionStopped\">\n" |
---|
| 794 | " </method>\n" |
---|
| 795 | " <signal name=\"Reset\">\n" |
---|
| 796 | " </signal>\n" |
---|
| 797 | " <signal name=\"Setup\">\n" |
---|
| 798 | " <arg name=\"service_name\" type=\"s\"/>\n" |
---|
| 799 | " </signal>\n" |
---|
| 800 | " <signal name=\"SetupForUser\">\n" |
---|
| 801 | " <arg name=\"service_name\" type=\"s\"/>\n" |
---|
| 802 | " <arg name=\"username\" type=\"s\"/>\n" |
---|
| 803 | " </signal>\n" |
---|
| 804 | " <signal name=\"Authenticate\">\n" |
---|
| 805 | " </signal>\n" |
---|
| 806 | " <signal name=\"Authorize\">\n" |
---|
| 807 | " </signal>\n" |
---|
| 808 | " <signal name=\"EstablishCredentials\">\n" |
---|
| 809 | " </signal>\n" |
---|
| 810 | " <signal name=\"RefreshCredentials\">\n" |
---|
| 811 | " </signal>\n" |
---|
| 812 | |
---|
| 813 | " <signal name=\"Open\">\n" |
---|
| 814 | " </signal>\n" |
---|
| 815 | " <signal name=\"Close\">\n" |
---|
| 816 | " </signal>\n" |
---|
| 817 | " <signal name=\"StartSession\">\n" |
---|
| 818 | " </signal>\n" |
---|
| 819 | " <signal name=\"AnswerQuery\">\n" |
---|
| 820 | " <arg name=\"text\" type=\"s\"/>\n" |
---|
| 821 | " </signal>\n" |
---|
| 822 | " <signal name=\"LanguageSelected\">\n" |
---|
| 823 | " <arg name=\"language\" type=\"s\"/>\n" |
---|
| 824 | " </signal>\n" |
---|
| 825 | " <signal name=\"LayoutSelected\">\n" |
---|
| 826 | " <arg name=\"layout\" type=\"s\"/>\n" |
---|
| 827 | " </signal>\n" |
---|
| 828 | " <signal name=\"SessionSelected\">\n" |
---|
| 829 | " <arg name=\"session\" type=\"s\"/>\n" |
---|
| 830 | " </signal>\n" |
---|
| 831 | " <signal name=\"UserSelected\">\n" |
---|
| 832 | " <arg name=\"session\" type=\"s\"/>\n" |
---|
| 833 | " </signal>\n" |
---|
| 834 | " <signal name=\"Cancelled\">\n" |
---|
| 835 | " <arg name=\"session\" type=\"s\"/>\n" |
---|
| 836 | " </signal>\n" |
---|
| 837 | " </interface>\n"); |
---|
| 838 | |
---|
| 839 | reply = dbus_message_new_method_return (message); |
---|
| 840 | |
---|
| 841 | xml = g_string_append (xml, "</node>\n"); |
---|
| 842 | xml_string = g_string_free (xml, FALSE); |
---|
| 843 | |
---|
| 844 | dbus_message_append_args (reply, |
---|
| 845 | DBUS_TYPE_STRING, &xml_string, |
---|
| 846 | DBUS_TYPE_INVALID); |
---|
| 847 | |
---|
| 848 | g_free (xml_string); |
---|
| 849 | |
---|
| 850 | if (reply == NULL) { |
---|
| 851 | g_error ("No memory"); |
---|
| 852 | } |
---|
| 853 | |
---|
| 854 | if (! dbus_connection_send (connection, reply, NULL)) { |
---|
| 855 | g_error ("No memory"); |
---|
| 856 | } |
---|
| 857 | |
---|
| 858 | dbus_message_unref (reply); |
---|
| 859 | |
---|
| 860 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 861 | } |
---|
| 862 | |
---|
| 863 | static DBusHandlerResult |
---|
| 864 | session_relay_message_handler (DBusConnection *connection, |
---|
| 865 | DBusMessage *message, |
---|
| 866 | void *user_data) |
---|
| 867 | { |
---|
| 868 | const char *dbus_destination = dbus_message_get_destination (message); |
---|
| 869 | const char *dbus_path = dbus_message_get_path (message); |
---|
| 870 | const char *dbus_interface = dbus_message_get_interface (message); |
---|
| 871 | const char *dbus_member = dbus_message_get_member (message); |
---|
| 872 | |
---|
| 873 | g_debug ("GdmSessionRelay: session_relay_message_handler: destination=%s obj_path=%s interface=%s method=%s", |
---|
| 874 | dbus_destination ? dbus_destination : "(null)", |
---|
| 875 | dbus_path ? dbus_path : "(null)", |
---|
| 876 | dbus_interface ? dbus_interface : "(null)", |
---|
| 877 | dbus_member ? dbus_member : "(null)"); |
---|
| 878 | |
---|
| 879 | if (dbus_message_is_method_call (message, "org.freedesktop.DBus", "AddMatch")) { |
---|
| 880 | DBusMessage *reply; |
---|
| 881 | |
---|
| 882 | reply = dbus_message_new_method_return (message); |
---|
| 883 | |
---|
| 884 | if (reply == NULL) { |
---|
| 885 | g_error ("No memory"); |
---|
| 886 | } |
---|
| 887 | |
---|
| 888 | if (! dbus_connection_send (connection, reply, NULL)) { |
---|
| 889 | g_error ("No memory"); |
---|
| 890 | } |
---|
| 891 | |
---|
| 892 | dbus_message_unref (reply); |
---|
| 893 | |
---|
| 894 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 895 | } else if (dbus_message_is_signal (message, DBUS_INTERFACE_LOCAL, "Disconnected") && |
---|
| 896 | strcmp (dbus_message_get_path (message), DBUS_PATH_LOCAL) == 0) { |
---|
| 897 | |
---|
| 898 | /*dbus_connection_unref (connection);*/ |
---|
| 899 | |
---|
| 900 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 901 | } else if (dbus_message_is_method_call (message, "org.freedesktop.DBus.Introspectable", "Introspect")) { |
---|
| 902 | return do_introspect (connection, message); |
---|
| 903 | } else { |
---|
| 904 | return session_handle_child_message (connection, message, user_data); |
---|
| 905 | } |
---|
| 906 | |
---|
| 907 | return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; |
---|
| 908 | } |
---|
| 909 | |
---|
| 910 | static void |
---|
| 911 | session_relay_unregister_handler (DBusConnection *connection, |
---|
| 912 | void *user_data) |
---|
| 913 | { |
---|
| 914 | g_debug ("session_relay_unregister_handler"); |
---|
| 915 | } |
---|
| 916 | |
---|
| 917 | static DBusHandlerResult |
---|
| 918 | connection_filter_function (DBusConnection *connection, |
---|
| 919 | DBusMessage *message, |
---|
| 920 | void *user_data) |
---|
| 921 | { |
---|
| 922 | GdmSessionRelay *session_relay = GDM_SESSION_RELAY (user_data); |
---|
| 923 | const char *dbus_path = dbus_message_get_path (message); |
---|
| 924 | const char *dbus_interface = dbus_message_get_interface (message); |
---|
| 925 | const char *dbus_message = dbus_message_get_member (message); |
---|
| 926 | |
---|
| 927 | g_debug ("GdmSessionRelay: obj_path=%s interface=%s method=%s", |
---|
| 928 | dbus_path ? dbus_path : "(null)", |
---|
| 929 | dbus_interface ? dbus_interface : "(null)", |
---|
| 930 | dbus_message ? dbus_message : "(null)"); |
---|
| 931 | |
---|
| 932 | if (dbus_message_is_signal (message, DBUS_INTERFACE_LOCAL, "Disconnected") |
---|
| 933 | && strcmp (dbus_path, DBUS_PATH_LOCAL) == 0) { |
---|
| 934 | |
---|
| 935 | g_debug ("GdmSessionRelay: Disconnected"); |
---|
| 936 | |
---|
| 937 | dbus_connection_unref (connection); |
---|
| 938 | session_relay->priv->session_connection = NULL; |
---|
| 939 | |
---|
| 940 | g_signal_emit (session_relay, signals[DISCONNECTED], 0); |
---|
| 941 | } else if (dbus_message_is_signal (message, DBUS_INTERFACE_DBUS, "NameOwnerChanged")) { |
---|
| 942 | |
---|
| 943 | |
---|
| 944 | } else { |
---|
| 945 | return session_relay_message_handler (connection, message, user_data); |
---|
| 946 | } |
---|
| 947 | |
---|
| 948 | return DBUS_HANDLER_RESULT_HANDLED; |
---|
| 949 | } |
---|
| 950 | |
---|
| 951 | static dbus_bool_t |
---|
| 952 | allow_user_function (DBusConnection *connection, |
---|
| 953 | unsigned long uid, |
---|
| 954 | void *data) |
---|
| 955 | { |
---|
| 956 | if (uid == 0) { |
---|
| 957 | return TRUE; |
---|
| 958 | } |
---|
| 959 | |
---|
| 960 | return FALSE; |
---|
| 961 | } |
---|
| 962 | |
---|
| 963 | static void |
---|
| 964 | handle_connection (DBusServer *server, |
---|
| 965 | DBusConnection *new_connection, |
---|
| 966 | void *user_data) |
---|
| 967 | { |
---|
| 968 | GdmSessionRelay *session_relay = GDM_SESSION_RELAY (user_data); |
---|
| 969 | |
---|
| 970 | g_debug ("GdmSessionRelay: Handling new connection"); |
---|
| 971 | |
---|
| 972 | g_assert (session_relay->priv->session_connection == NULL); |
---|
| 973 | |
---|
| 974 | if (session_relay->priv->session_connection == NULL) { |
---|
| 975 | DBusObjectPathVTable vtable = { &session_relay_unregister_handler, |
---|
| 976 | &session_relay_message_handler, |
---|
| 977 | NULL, NULL, NULL, NULL |
---|
| 978 | }; |
---|
| 979 | |
---|
| 980 | session_relay->priv->session_connection = new_connection; |
---|
| 981 | dbus_connection_ref (new_connection); |
---|
| 982 | dbus_connection_setup_with_g_main (new_connection, NULL); |
---|
| 983 | |
---|
| 984 | g_debug ("GdmSessionRelay: session connection is %p", new_connection); |
---|
| 985 | |
---|
| 986 | dbus_connection_add_filter (new_connection, |
---|
| 987 | connection_filter_function, |
---|
| 988 | session_relay, |
---|
| 989 | NULL); |
---|
| 990 | |
---|
| 991 | dbus_connection_set_unix_user_function (new_connection, |
---|
| 992 | allow_user_function, |
---|
| 993 | session_relay, |
---|
| 994 | NULL); |
---|
| 995 | |
---|
| 996 | dbus_connection_register_object_path (new_connection, |
---|
| 997 | GDM_SESSION_RELAY_DBUS_PATH, |
---|
| 998 | &vtable, |
---|
| 999 | session_relay); |
---|
| 1000 | |
---|
| 1001 | g_signal_emit (session_relay, signals[CONNECTED], 0); |
---|
| 1002 | } |
---|
| 1003 | } |
---|
| 1004 | |
---|
| 1005 | gboolean |
---|
| 1006 | gdm_session_relay_start (GdmSessionRelay *session_relay) |
---|
| 1007 | { |
---|
| 1008 | DBusError error; |
---|
| 1009 | gboolean ret; |
---|
| 1010 | char *address; |
---|
| 1011 | const char *auth_mechanisms[] = {"EXTERNAL", NULL}; |
---|
| 1012 | |
---|
| 1013 | ret = FALSE; |
---|
| 1014 | |
---|
| 1015 | g_debug ("GdmSessionRelay: Creating D-Bus relay for session"); |
---|
| 1016 | |
---|
| 1017 | address = generate_address (); |
---|
| 1018 | |
---|
| 1019 | dbus_error_init (&error); |
---|
| 1020 | session_relay->priv->server = dbus_server_listen (address, &error); |
---|
| 1021 | g_free (address); |
---|
| 1022 | |
---|
| 1023 | if (session_relay->priv->server == NULL) { |
---|
| 1024 | g_warning ("Cannot create D-BUS relay for the session: %s", error.message); |
---|
| 1025 | /* FIXME: should probably fail if we can't create the socket */ |
---|
| 1026 | goto out; |
---|
| 1027 | } |
---|
| 1028 | |
---|
| 1029 | dbus_server_setup_with_g_main (session_relay->priv->server, NULL); |
---|
| 1030 | dbus_server_set_auth_mechanisms (session_relay->priv->server, auth_mechanisms); |
---|
| 1031 | dbus_server_set_new_connection_function (session_relay->priv->server, |
---|
| 1032 | handle_connection, |
---|
| 1033 | session_relay, |
---|
| 1034 | NULL); |
---|
| 1035 | ret = TRUE; |
---|
| 1036 | |
---|
| 1037 | g_free (session_relay->priv->server_address); |
---|
| 1038 | session_relay->priv->server_address = dbus_server_get_address (session_relay->priv->server); |
---|
| 1039 | |
---|
| 1040 | g_debug ("GdmSessionRelay: D-Bus relay listening on %s", session_relay->priv->server_address); |
---|
| 1041 | |
---|
| 1042 | out: |
---|
| 1043 | |
---|
| 1044 | return ret; |
---|
| 1045 | } |
---|
| 1046 | |
---|
| 1047 | gboolean |
---|
| 1048 | gdm_session_relay_stop (GdmSessionRelay *session_relay) |
---|
| 1049 | { |
---|
| 1050 | gboolean ret; |
---|
| 1051 | |
---|
| 1052 | ret = FALSE; |
---|
| 1053 | |
---|
| 1054 | g_debug ("GdmSessionRelay: Stopping session relay..."); |
---|
| 1055 | |
---|
| 1056 | return ret; |
---|
| 1057 | } |
---|
| 1058 | |
---|
| 1059 | char * |
---|
| 1060 | gdm_session_relay_get_address (GdmSessionRelay *session_relay) |
---|
| 1061 | { |
---|
| 1062 | return g_strdup (session_relay->priv->server_address); |
---|
| 1063 | } |
---|
| 1064 | |
---|
| 1065 | static void |
---|
| 1066 | gdm_session_relay_set_property (GObject *object, |
---|
| 1067 | guint prop_id, |
---|
| 1068 | const GValue *value, |
---|
| 1069 | GParamSpec *pspec) |
---|
| 1070 | { |
---|
| 1071 | switch (prop_id) { |
---|
| 1072 | default: |
---|
| 1073 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1074 | break; |
---|
| 1075 | } |
---|
| 1076 | } |
---|
| 1077 | |
---|
| 1078 | static void |
---|
| 1079 | gdm_session_relay_get_property (GObject *object, |
---|
| 1080 | guint prop_id, |
---|
| 1081 | GValue *value, |
---|
| 1082 | GParamSpec *pspec) |
---|
| 1083 | { |
---|
| 1084 | switch (prop_id) { |
---|
| 1085 | default: |
---|
| 1086 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1087 | break; |
---|
| 1088 | } |
---|
| 1089 | } |
---|
| 1090 | |
---|
| 1091 | static GObject * |
---|
| 1092 | gdm_session_relay_constructor (GType type, |
---|
| 1093 | guint n_construct_properties, |
---|
| 1094 | GObjectConstructParam *construct_properties) |
---|
| 1095 | { |
---|
| 1096 | GdmSessionRelay *session_relay; |
---|
| 1097 | |
---|
| 1098 | session_relay = GDM_SESSION_RELAY (G_OBJECT_CLASS (gdm_session_relay_parent_class)->constructor (type, |
---|
| 1099 | n_construct_properties, |
---|
| 1100 | construct_properties)); |
---|
| 1101 | |
---|
| 1102 | return G_OBJECT (session_relay); |
---|
| 1103 | } |
---|
| 1104 | |
---|
| 1105 | static void |
---|
| 1106 | gdm_session_iface_init (GdmSessionIface *iface) |
---|
| 1107 | { |
---|
| 1108 | |
---|
| 1109 | iface->open = gdm_session_relay_open; |
---|
| 1110 | iface->setup = gdm_session_relay_setup; |
---|
| 1111 | iface->setup_for_user = gdm_session_relay_setup_for_user; |
---|
| 1112 | iface->authenticate = gdm_session_relay_authenticate; |
---|
| 1113 | iface->authorize = gdm_session_relay_authorize; |
---|
| 1114 | iface->accredit = gdm_session_relay_accredit; |
---|
| 1115 | iface->close = gdm_session_relay_close; |
---|
| 1116 | |
---|
| 1117 | iface->cancel = gdm_session_relay_cancel; |
---|
| 1118 | iface->start_session = gdm_session_relay_start_session; |
---|
| 1119 | iface->answer_query = gdm_session_relay_answer_query; |
---|
| 1120 | iface->select_session = gdm_session_relay_select_session; |
---|
| 1121 | iface->select_language = gdm_session_relay_select_language; |
---|
| 1122 | iface->select_layout = gdm_session_relay_select_layout; |
---|
| 1123 | iface->select_user = gdm_session_relay_select_user; |
---|
| 1124 | } |
---|
| 1125 | |
---|
| 1126 | static void |
---|
| 1127 | gdm_session_relay_class_init (GdmSessionRelayClass *klass) |
---|
| 1128 | { |
---|
| 1129 | GObjectClass *object_class = G_OBJECT_CLASS (klass); |
---|
| 1130 | |
---|
| 1131 | object_class->get_property = gdm_session_relay_get_property; |
---|
| 1132 | object_class->set_property = gdm_session_relay_set_property; |
---|
| 1133 | object_class->constructor = gdm_session_relay_constructor; |
---|
| 1134 | object_class->finalize = gdm_session_relay_finalize; |
---|
| 1135 | |
---|
| 1136 | g_type_class_add_private (klass, sizeof (GdmSessionRelayPrivate)); |
---|
| 1137 | |
---|
| 1138 | signals [CONNECTED] = |
---|
| 1139 | g_signal_new ("connected", |
---|
| 1140 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1141 | G_SIGNAL_RUN_FIRST, |
---|
| 1142 | G_STRUCT_OFFSET (GdmSessionRelayClass, connected), |
---|
| 1143 | NULL, |
---|
| 1144 | NULL, |
---|
| 1145 | g_cclosure_marshal_VOID__VOID, |
---|
| 1146 | G_TYPE_NONE, |
---|
| 1147 | 0); |
---|
| 1148 | signals [DISCONNECTED] = |
---|
| 1149 | g_signal_new ("disconnected", |
---|
| 1150 | G_OBJECT_CLASS_TYPE (object_class), |
---|
| 1151 | G_SIGNAL_RUN_FIRST, |
---|
| 1152 | G_STRUCT_OFFSET (GdmSessionRelayClass, disconnected), |
---|
| 1153 | NULL, |
---|
| 1154 | NULL, |
---|
| 1155 | g_cclosure_marshal_VOID__VOID, |
---|
| 1156 | G_TYPE_NONE, |
---|
| 1157 | 0); |
---|
| 1158 | } |
---|
| 1159 | |
---|
| 1160 | static void |
---|
| 1161 | gdm_session_relay_init (GdmSessionRelay *session_relay) |
---|
| 1162 | { |
---|
| 1163 | |
---|
| 1164 | session_relay->priv = GDM_SESSION_RELAY_GET_PRIVATE (session_relay); |
---|
| 1165 | } |
---|
| 1166 | |
---|
| 1167 | static void |
---|
| 1168 | gdm_session_relay_finalize (GObject *object) |
---|
| 1169 | { |
---|
| 1170 | GdmSessionRelay *session_relay; |
---|
| 1171 | |
---|
| 1172 | g_return_if_fail (object != NULL); |
---|
| 1173 | g_return_if_fail (GDM_IS_SESSION_RELAY (object)); |
---|
| 1174 | |
---|
| 1175 | session_relay = GDM_SESSION_RELAY (object); |
---|
| 1176 | |
---|
| 1177 | g_return_if_fail (session_relay->priv != NULL); |
---|
| 1178 | |
---|
| 1179 | gdm_session_relay_stop (session_relay); |
---|
| 1180 | |
---|
| 1181 | G_OBJECT_CLASS (gdm_session_relay_parent_class)->finalize (object); |
---|
| 1182 | } |
---|
| 1183 | |
---|
| 1184 | GdmSessionRelay * |
---|
| 1185 | gdm_session_relay_new (void) |
---|
| 1186 | { |
---|
| 1187 | GObject *object; |
---|
| 1188 | |
---|
| 1189 | object = g_object_new (GDM_TYPE_SESSION_RELAY, |
---|
| 1190 | NULL); |
---|
| 1191 | |
---|
| 1192 | return GDM_SESSION_RELAY (object); |
---|
| 1193 | } |
---|