Exemplo n.º 1
0
int
main (int argc, char *argv[])
{
	GtkWidget *dialog;
	char *command;
	char *version;
	char *ret;
	const char *message;
	GOptionContext *ctx;

	bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
	textdomain (GETTEXT_PACKAGE);

	/* Option parsing */
	ctx = g_option_context_new ("- New mdm login");
	g_option_context_add_main_entries (ctx, options, _("main options"));
	g_option_context_parse (ctx, &argc, &argv, NULL);
	g_option_context_free (ctx);

	if (monte_carlo_pi) {
		calc_pi ();
		return 0;
	}

	mdm_log_init ();
	mdm_log_set_debug (debug_in);

	if (args_remaining != NULL && args_remaining[0] != NULL)
		server = args_remaining[0];

	if (send_command != NULL) {
		if ( ! mdmcomm_check (FALSE)) {
			mdm_common_error (_("Error: MDM (MDM Display Manager) is not running."));
			mdm_common_error (_("You might be using a different display manager."));
			return 1;
		}
	} else {
		/*
		 * The --command argument does not display anything, so avoid
		 * running gtk_init until it finishes.  Sometimes the
		 * --command argument is used when there is no display so it
		 * will fail and cause the program to exit, complaining about
		 * "no display".
		 */
		gtk_init (&argc, &argv);

		if ( ! mdmcomm_check (TRUE)) {
			return 1;
		}
	}

	/* Start reading config data in bulk */
	mdmcomm_comm_bulk_start ();

	/* Process --command option */

	g_type_init ();

	if (send_command != NULL) {

		/* gdk_init is needed for cookie code to get display */
		gdk_init (&argc, &argv);
		if (authenticate)
			auth_cookie = mdmcomm_get_auth_cookie ();

		/*
		 * If asking for a translatable config value, then try to get
		 * the translated value first.  If this fails, then go ahead
		 * and call the normal sockets command.
		 */
		if (strncmp (send_command, MDM_SUP_GET_CONFIG " ",
		    strlen (MDM_SUP_GET_CONFIG " ")) == 0) {
			gchar *value = NULL;
			const char *key = &send_command[strlen (MDM_SUP_GET_CONFIG " ")];

			if (is_key (MDM_KEY_WELCOME, key) ||
			    is_key (MDM_KEY_REMOTE_WELCOME, key)) {
				value = mdm_config_get_translated_string ((gchar *)key);
				if (value != NULL) {
					ret = g_strdup_printf ("OK %s", value);
				}
			}

			/*
			 * If the above didn't return a value, then must be a
			 * different key, so call mdmcomm_call_mdm.
			 */
			if (value == NULL)
				ret = mdmcomm_call_mdm (send_command, auth_cookie,
							"1.0.0.0", 5);
		} else {
			ret = mdmcomm_call_mdm (send_command, auth_cookie,
						"1.0.0.0", 5);
		}

		/* At this point we are done using the socket, so close it */
		mdmcomm_comm_bulk_stop ();

		if (ret != NULL) {
			g_print ("%s\n", ret);
			return 0;
		} else {
			dialog = hig_dialog_new (NULL /* parent */,
						 GTK_DIALOG_MODAL /* flags */,
						 GTK_MESSAGE_ERROR,
						 GTK_BUTTONS_OK,
						 _("Cannot communicate with MDM "
						   "(The MDM Display Manager)"),
						 _("Perhaps you have an old version "
						   "of MDM running."));
			gtk_widget_show_all (dialog);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return 1;
		}
	}

	/*
	 * Now process what mdmflexiserver is more frequently used to
	 * do, start VT (Virtual Terminal) sesions - at least on
	 * systems where it is supported.  On systems where it is not
	 * supporteed VT stands for "Very Tight" and will mess up your
	 * display if you use it.  Tight!  So do not use it.
	 *
	 * I would accept a patch to disable it on such systems, but it
	 * is easy to avoid not using it as long as your distro does not
	 * put the menu choice in the application launch button on the
	 * panel (don't ship the desktop file).
	 */

	/*
	 * Always attempt to get cookie and authenticate.  On remote
	 * servers
	 */
	auth_cookie = mdmcomm_get_auth_cookie ();

	if (use_xnest) {
		char *cookie = mdmcomm_get_a_cookie (FALSE /* binary */);

		if (cookie == NULL) {

			/* At this point we are done using the socket, so close it */
			mdmcomm_comm_bulk_stop ();

			dialog = hig_dialog_new (NULL /* parent */,
						 GTK_DIALOG_MODAL /* flags */,
						 GTK_MESSAGE_ERROR,
						 GTK_BUTTONS_OK,
						 _("You do not seem to have the "
						   "authentication needed for this "
						   "operation"),
						 _("Perhaps your .Xauthority "
						   "file is not set up correctly."));
			gtk_widget_show_all (dialog);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return 1;
		}
		command = g_strdup_printf (MDM_SUP_FLEXI_XNEST " %s %d %s %s",
					   mdmcomm_get_display (),
					   (int)getuid (),
					   cookie,
					   XauFileName ());
		g_free (cookie);
		version = "1.0.0.0";
		auth_cookie = NULL;
	} else {

		/* check for other displays/logged in users */
		check_for_users ();

		if (auth_cookie == NULL) {

			/* At this point we are done using the socket, so close it */
			mdmcomm_comm_bulk_stop ();

			dialog = hig_dialog_new (NULL /* parent */,
						 GTK_DIALOG_MODAL /* flags */,
						 GTK_MESSAGE_ERROR,
						 GTK_BUTTONS_OK,
						 _("You do not seem to be logged in on the "
						   "console"),
						 _("Starting a new login only "
						   "works correctly on the console."));
			gtk_dialog_set_has_separator (GTK_DIALOG (dialog),
						      FALSE);
			gtk_widget_show_all (dialog);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return 1;
		}

		read_servers ();
		server = choose_server ();
		if (server == NULL)
			command = g_strdup (MDM_SUP_FLEXI_XSERVER);
		else
			command = g_strdup_printf (MDM_SUP_FLEXI_XSERVER " %s",
						   server);
		version = "1.0.0.0";
	}

	ret = mdmcomm_call_mdm (command, auth_cookie, version, 5);
	g_free (command);
	g_free (auth_cookie);
	g_strfreev (args_remaining);

	/* At this point we are done using the socket, so close it */
	mdmcomm_comm_bulk_stop ();

	if (ret != NULL &&
	    strncmp (ret, "OK ", 3) == 0) {

		/* if we switched to a different screen as a result of this,
		 * lock the current screen */
		if ( ! no_lock && ! use_xnest) {
			maybe_lock_screen ();
		}

		/* all fine and dandy */
		g_free (ret);
		return 0;
	}

	message = mdmcomm_get_error_message (ret, use_xnest);

	dialog = hig_dialog_new (NULL /* parent */,
				 GTK_DIALOG_MODAL /* flags */,
				 GTK_MESSAGE_ERROR,
				 GTK_BUTTONS_OK,
				 _("Cannot start new display"),
				 message);

	gtk_widget_show_all (dialog);
	gtk_dialog_run (GTK_DIALOG (dialog));
	gtk_widget_destroy (dialog);
	g_free (ret);

	return 1;
}
Exemplo n.º 2
0
int
main (int argc, char *argv[])
{
	GtkWidget *dialog;
	char *ret;
	const char *message;
	GOptionContext *ctx;

	bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
	textdomain (GETTEXT_PACKAGE);

	/* Option parsing */
	ctx = g_option_context_new ("- New mdm login");
	g_option_context_add_main_entries (ctx, options, _("main options"));
	g_option_context_parse (ctx, &argc, &argv, NULL);
	g_option_context_free (ctx);

	mdm_log_init ();
	mdm_log_set_debug (debug_in);

	if (send_command != NULL) {
		if ( ! mdmcomm_is_daemon_running (FALSE)) {
			mdm_common_error (_("Error: MDM (MDM Display Manager) is not running."));
			mdm_common_error (_("You might be using a different display manager."));
			return 1;
		}
	} else {
		/*
		 * The --command argument does not display anything, so avoid
		 * running gtk_init until it finishes.  Sometimes the
		 * --command argument is used when there is no display so it
		 * will fail and cause the program to exit, complaining about
		 * "no display".
		 */
		gtk_init (&argc, &argv);

		if ( ! mdmcomm_is_daemon_running (TRUE)) {
			return 1;
		}
	}
	
	mdmcomm_open_connection_to_daemon ();

	/* Process --command option */

	g_type_init ();

	if (send_command != NULL) {

		/* gdk_init is needed for cookie code to get display */
		gdk_init (&argc, &argv);
		if (authenticate)
			auth_cookie = mdmcomm_get_auth_cookie ();

		/*
		 * If asking for a translatable config value, then try to get
		 * the translated value first.  If this fails, then go ahead
		 * and call the normal sockets command.
		 */
		if (strncmp (send_command, MDM_SUP_GET_CONFIG " ",
		    strlen (MDM_SUP_GET_CONFIG " ")) == 0) {
			gchar *value = NULL;
			const char *key = &send_command[strlen (MDM_SUP_GET_CONFIG " ")];

			if (is_key (MDM_KEY_WELCOME, key)) {
				value = mdm_config_get_translated_string ((gchar *)key);
				if (value != NULL) {
					ret = g_strdup_printf ("OK %s", value);
				}
			}

			/*
			 * If the above didn't return a value, then must be a
			 * different key, so call the daemon.
			 */
			if (value == NULL)
				ret = mdmcomm_send_cmd_to_daemon_with_args (send_command, auth_cookie, 5);
		} else {
			ret = mdmcomm_send_cmd_to_daemon_with_args (send_command, auth_cookie, 5);
		}

		/* At this point we are done using the socket, so close it */
		mdmcomm_close_connection_to_daemon ();

		if (ret != NULL) {
			g_print ("%s\n", ret);
			return 0;
		} else {
			dialog = hig_dialog_new (NULL /* parent */,
						 GTK_DIALOG_MODAL /* flags */,
						 GTK_MESSAGE_ERROR,
						 GTK_BUTTONS_OK,
						 _("Cannot communicate with MDM "
						   "(The MDM Display Manager)"),
						 _("Perhaps you have an old version "
						   "of MDM running."));
			gtk_widget_show_all (dialog);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return 1;
		}
	}

	/*
	 * Always attempt to get cookie and authenticate.  On remote
	 * servers
	 */
	auth_cookie = mdmcomm_get_auth_cookie ();
	
	/* check for other displays/logged in users */
	check_for_users ();

	if (auth_cookie == NULL) {

		/* At this point we are done using the socket, so close it */
		mdmcomm_close_connection_to_daemon ();

		dialog = hig_dialog_new (NULL /* parent */,
					 GTK_DIALOG_MODAL /* flags */,
					 GTK_MESSAGE_ERROR,
					 GTK_BUTTONS_OK,
					 _("You do not seem to be logged in on the "
					   "console"),
					 _("Starting a new login only "
					   "works correctly on the console."));
		gtk_dialog_set_has_separator (GTK_DIALOG (dialog),
					      FALSE);
		gtk_widget_show_all (dialog);
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		return 1;
	}
	
	ret = mdmcomm_send_cmd_to_daemon_with_args (MDM_SUP_FLEXI_XSERVER, auth_cookie, 5);

	g_free (auth_cookie);
	g_strfreev (args_remaining);

	/* At this point we are done using the socket, so close it */
	mdmcomm_close_connection_to_daemon ();

	if (ret != NULL &&
	    strncmp (ret, "OK ", 3) == 0) {

		/* if we switched to a different screen as a result of this,
		 * lock the current screen */
		if ( ! no_lock ) {
			maybe_lock_screen ();
		}

		/* all fine and dandy */
		g_free (ret);
		return 0;
	}

	message = mdmcomm_get_error_message (ret);

	dialog = hig_dialog_new (NULL /* parent */,
				 GTK_DIALOG_MODAL /* flags */,
				 GTK_MESSAGE_ERROR,
				 GTK_BUTTONS_OK,
				 _("Cannot start new display"),
				 message);

	gtk_widget_show_all (dialog);
	gtk_dialog_run (GTK_DIALOG (dialog));
	gtk_widget_destroy (dialog);
	g_free (ret);

	return 1;
}