1 /* ovirt viewer console application
2 * Copyright (C) 2008 Red Hat Inc.
3 * Written by Richard W.M. Jones <rjones@redhat.com>
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.
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.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include <vncdisplay.h>
30 #ifdef HAVE_SYS_SOCKET_H
31 #include <sys/socket.h>
44 /*#define HTTPS "https"*/
49 /* Usually /etc/pki/tls/certs/ca-bundle.crt unless overridden during
50 * configure or on the command line.
52 const char *cainfo = CAINFO;
53 gboolean check_cert = TRUE;
55 /* Private functions. */
56 static void start_ui (void);
57 static GtkWidget *menu_item_new (int which_menu);
58 static void connect_to_wui (GtkWidget *, gpointer);
59 static void login_to_wui (GtkWidget *, gpointer);
60 static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data);
61 static void destroy (GtkWidget *widget, gpointer data);
62 static void clear_connectmenu (void);
64 /* For any widgets accessed from multiple functions. */
65 static GtkWidget *window;
66 static GtkWidget *connectitem;
67 static GtkWidget *connectmenu;
68 static GtkWidget *no_connections;
69 static GtkWidget *refresh_vmlist;
70 static GtkWidget *refresh_vmlist_separator;
71 static GtkWidget *connection_area;
72 static GtkWidget *ca_hostname;
73 static GtkWidget *ca_button;
74 static GtkWidget *ca_error;
75 static GtkWidget *login_area;
76 static GtkWidget *la_username;
77 static GtkWidget *la_password;
78 static GtkWidget *la_button;
79 static GdkCursor *busy_cursor;
93 const char *ungrabbed_text;
94 const char *grabbed_text;
97 static struct menuItem menuItems[] = {
98 { CONNECT_MENU, NULL, "_Connect", "Connect" },
99 { VIEW_MENU, NULL, "_View", "View" },
100 { SEND_KEY_MENU, NULL, "_Send Key", "Send Key" },
101 { WINDOW_MENU, NULL, "_Window", "Window" },
102 { HELP_MENU, NULL, "_Help", "Help" }
106 static const char *title = "oVirt Viewer";
108 /* Gtk widget styles. Avoid installation hassles by keeping this
109 * inside the binary. It can still be overridden by the user (who
112 static const char *styles =
113 "style \"ovirt-viewer-yellow-box\"\n"
115 " bg[NORMAL] = shade (1.5, \"yellow\")\n"
117 "widget \"*.ovirt-viewer-connection-area\" style \"ovirt-viewer-yellow-box\"\n"
120 /* Command-line arguments. */
121 static int print_version = 0;
123 static const char *help_msg =
124 "Use '" PACKAGE " --help' to see a list of available command line options";
126 static const GOptionEntry options[] = {
127 { "cainfo", 0, 0, G_OPTION_ARG_STRING, &cainfo,
128 "set the path of the CA certificate bundle", NULL },
129 { "check-certificate", 0, 0, G_OPTION_ARG_NONE, &check_cert,
130 "if --no-check-certificate is passed we don't check the SSL certificate of the server", NULL },
131 { "debug", 'd', 0, G_OPTION_ARG_NONE, &debug,
132 "turn on debugging messages", NULL },
133 { "version", 'V', 0, G_OPTION_ARG_NONE, &print_version,
134 "display version and exit", NULL },
135 { NULL, 0, 0, G_OPTION_ARG_NONE, NULL, NULL, NULL }
139 main (int argc, char *argv[])
141 GOptionContext *context;
142 GError *error = NULL;
144 /* Initialize GLib threads before anything else.
146 * There is one main thread, which is used for all Gtk interactions
147 * and to keep the UI responsive, and one WUI thread. The WUI
148 * thread is used to connect to the WUI, log in, and maintain the list
149 * of virtual machines. The WUI thread is the only thread allowed
150 * to use the CURL library.
152 * The main thread sends instructions to the WUI thread (like "connect",
153 * "disconnect", etc.) using a simple message-passing protocol and
156 * The WUI thread keeps the UI updated by adding idle events which are
157 * processed in the main thread - see:
158 * http://mail.gnome.org/archives/gtk-app-devel-list/2007-March/msg00232.html
160 * Note that under Win32 you must confine all Gtk/Gdk interactions
161 * to a single thread - see:
162 * http://developer.gimp.org/api/2.0/gdk/gdk-Threads.html
164 if (!g_thread_supported ()) {
165 g_thread_init (NULL);
170 fprintf (stderr, "GLib threads not supported or not working.");
174 gtk_init (&argc, &argv);
176 /* Parse command-line options. */
177 context = g_option_context_new ("oVirt viewer");
178 g_option_context_add_main_entries (context, options, NULL);
179 g_option_context_add_group (context, gtk_get_option_group (TRUE));
180 g_option_context_add_group (context, vnc_display_get_option_group ());
181 g_option_context_parse (context, &argc, &argv, &error);
184 g_print ("%s\n%s\n", error->message, help_msg);
185 g_error_free (error);
190 printf ("%s %s\n", PACKAGE, VERSION);
197 DEBUG ("entering the Gtk main loop");
206 /* Create the viewer window, menus. */
215 GtkWidget *sendkeymenu;
226 DEBUG ("creating viewer windows and menus");
229 gtk_rc_parse_string (styles);
231 /* Busy cursor, used by main_busy() function.
232 * XXX This cursor is crap - how can we use the Bluecurve/theme cursor?
234 busy_cursor = gdk_cursor_new (GDK_WATCH);
237 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
238 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
239 gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
240 gtk_window_set_title (GTK_WINDOW (window), title);
242 g_signal_connect (G_OBJECT (window), "delete_event",
243 G_CALLBACK (delete_event), NULL);
244 g_signal_connect (G_OBJECT (window), "destroy",
245 G_CALLBACK (destroy), NULL);
247 /* VBox for layout within the window. */
248 vbox = gtk_vbox_new (FALSE, 0);
251 menubar = gtk_menu_bar_new ();
252 connectitem = menu_item_new (CONNECT_MENU);
253 connectmenu = gtk_menu_new ();
254 gtk_menu_item_set_submenu (GTK_MENU_ITEM (connectitem), connectmenu);
256 no_connections = gtk_menu_item_new_with_label ("Not connected");
257 gtk_menu_append (GTK_MENU (connectmenu), no_connections);
258 gtk_widget_set_sensitive (no_connections, FALSE);
260 /* This is not added to the menu yet, but will be when we are
264 gtk_menu_item_new_with_label ("Refresh list of virtual machines");
265 g_object_ref (refresh_vmlist);
266 refresh_vmlist_separator = gtk_separator_menu_item_new ();
267 g_object_ref (refresh_vmlist_separator);
270 screenshot = gtk_menu_item_new_with_mnemonic ("_Screenshot");
271 gtk_menu_append (GTK_MENU (filemenu), screenshot);
272 g_signal_connect (screenshot, "activate",
273 GTK_SIGNAL_FUNC (take_screenshot), NULL);
276 view = menu_item_new (VIEW_MENU);
277 viewmenu = gtk_menu_new ();
278 gtk_menu_item_set_submenu (GTK_MENU_ITEM (view), viewmenu);
280 sendkey = menu_item_new (SEND_KEY_MENU);
281 sendkeymenu = gtk_menu_new ();
282 gtk_menu_item_set_submenu (GTK_MENU_ITEM (sendkey), sendkeymenu);
284 wind = menu_item_new (WINDOW_MENU);
285 windmenu = gtk_menu_new ();
286 gtk_menu_item_set_submenu (GTK_MENU_ITEM (wind), windmenu);
288 help = menu_item_new (HELP_MENU);
289 helpmenu = gtk_menu_new ();
290 gtk_menu_item_set_submenu (GTK_MENU_ITEM (help), helpmenu);
292 gtk_menu_bar_append (GTK_MENU_BAR (menubar), connectitem);
293 gtk_menu_bar_append (GTK_MENU_BAR (menubar), view);
294 gtk_menu_bar_append (GTK_MENU_BAR (menubar), sendkey);
295 gtk_menu_bar_append (GTK_MENU_BAR (menubar), wind);
296 gtk_menu_bar_append (GTK_MENU_BAR (menubar), help);
298 /* For login dialogs, etc., usually invisible. */
299 connection_area = gtk_event_box_new ();
300 ca_vbox = gtk_vbox_new (FALSE, 0);
301 ca_label = gtk_label_new ("Give the name of the oVirt management server:");
302 ca_hbox = gtk_hbox_new (FALSE, 0);
303 ca_hostname = gtk_entry_new ();
304 gtk_entry_set_width_chars (GTK_ENTRY (ca_hostname), 24);
305 ca_button = gtk_button_new_with_label ("Connect");
306 ca_error = gtk_label_new (NULL);
307 gtk_box_pack_start (GTK_BOX (ca_hbox), ca_hostname, FALSE, FALSE, 0);
308 gtk_box_pack_start (GTK_BOX (ca_hbox), ca_button, FALSE, FALSE, 0);
309 gtk_box_pack_start (GTK_BOX (ca_vbox), ca_label, FALSE, FALSE, 4);
310 gtk_box_pack_start (GTK_BOX (ca_vbox), ca_hbox, TRUE, FALSE, 4);
311 gtk_box_pack_start (GTK_BOX (ca_vbox), ca_error, TRUE, FALSE, 4);
312 gtk_container_add (GTK_CONTAINER (connection_area), ca_vbox);
314 gtk_widget_set_name (connection_area, "ovirt-viewer-connection-area");
316 g_signal_connect (G_OBJECT (ca_button), "clicked",
317 G_CALLBACK (connect_to_wui), NULL);
319 login_area = gtk_event_box_new ();
320 la_hbox = gtk_hbox_new (FALSE, 0);
321 la_username = gtk_entry_new ();
322 gtk_entry_set_width_chars (GTK_ENTRY (la_username), 12);
323 la_password = gtk_entry_new ();
324 gtk_entry_set_width_chars (GTK_ENTRY (la_password), 12);
325 gtk_entry_set_visibility (GTK_ENTRY (la_password), FALSE);
326 la_button = gtk_button_new_with_label ("Login");
327 gtk_container_add (GTK_CONTAINER (la_hbox), la_username);
328 gtk_container_add (GTK_CONTAINER (la_hbox), la_password);
329 gtk_container_add (GTK_CONTAINER (la_hbox), la_button);
330 gtk_container_add (GTK_CONTAINER (login_area), la_hbox);
332 gtk_widget_set_name (login_area, "ovirt-viewer-login-area");
334 g_signal_connect (G_OBJECT (la_button), "clicked",
335 G_CALLBACK (login_to_wui), NULL);
337 /* Tabbed notebook. */
338 notebook = gtk_notebook_new ();
339 gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_LEFT);
340 gtk_notebook_set_show_tabs (GTK_NOTEBOOK (notebook), TRUE);
341 gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
344 gtk_container_add (GTK_CONTAINER (window), vbox);
345 gtk_container_add_with_properties (GTK_CONTAINER (vbox), menubar,
346 "expand", FALSE, NULL);
347 gtk_container_add_with_properties (GTK_CONTAINER (vbox), connection_area,
348 "expand", FALSE, "fill", TRUE, NULL);
349 gtk_container_add_with_properties (GTK_CONTAINER (vbox), login_area,
350 "expand", FALSE, "fill", TRUE, NULL);
351 gtk_container_add_with_properties (GTK_CONTAINER (vbox), notebook,
352 "expand", TRUE, NULL);
355 gtk_widget_show_all (window);
357 if (wui_thread_is_connected ())
358 gtk_widget_hide (connection_area);
359 if (!wui_thread_is_connected () || wui_thread_is_logged_in ())
360 gtk_widget_hide (login_area);
364 menu_item_new (int which_menu)
370 text = menuItems[which_menu].ungrabbed_text;
372 widget = gtk_menu_item_new ();
373 label = g_object_new (GTK_TYPE_ACCEL_LABEL, NULL);
374 gtk_label_set_text_with_mnemonic (GTK_LABEL (label), text);
375 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
377 gtk_container_add (GTK_CONTAINER (widget), label);
378 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), widget);
379 gtk_widget_show (label);
381 menuItems[which_menu].label = label;
387 delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
389 DEBUG ("delete_event");
394 destroy (GtkWidget *widget, gpointer data)
401 connect_to_wui (GtkWidget *widget, gpointer data)
403 const char *hostname;
407 hostname = gtk_entry_get_text (GTK_ENTRY (ca_hostname));
408 if (STREQ (hostname, "")) return;
410 /* https:// + hostname + /ovirt + \0 */
411 len = 8 + strlen (hostname) + 6 + 1;
412 uri = g_alloca (len);
413 snprintf (uri, len, HTTPS "://%s/ovirt", hostname);
415 wui_thread_send_connect (uri);
419 login_to_wui (GtkWidget *widget, gpointer data)
421 const char *username, *password;
423 username = gtk_entry_get_text (GTK_ENTRY (la_username));
424 if (STREQ (username, "")) return;
425 password = gtk_entry_get_text (GTK_ENTRY (la_password));
427 wui_thread_send_login (username, password);
430 /* Remove all menu items from the Connect menu. */
432 remove_menu_item (GtkWidget *menu_item, gpointer data)
434 gtk_container_remove (GTK_CONTAINER (connectmenu), menu_item);
438 clear_connectmenu (void)
440 DEBUG ("clear Connect menu");
441 gtk_container_foreach (GTK_CONTAINER (connectmenu), remove_menu_item, NULL);
444 /* The WUI thread has changed its state to connected. */
446 main_connected (gpointer data)
449 ASSERT_IS_MAIN_THREAD ();
451 gtk_label_set_text (GTK_LABEL (ca_error), NULL);
453 gtk_widget_hide (connection_area);
454 if (!wui_thread_is_logged_in ())
455 gtk_widget_show (login_area);
459 /* The WUI thread has changed its state to disconnected. */
461 main_disconnected (gpointer data)
463 DEBUG ("disconnected");
464 ASSERT_IS_MAIN_THREAD ();
466 gtk_widget_show (connection_area);
467 gtk_widget_hide (login_area);
469 clear_connectmenu ();
470 gtk_menu_append (GTK_MENU (connectmenu), no_connections);
471 gtk_widget_show_all (connectmenu);
476 /* The WUI thread has changed its state to logged in. */
478 main_logged_in (gpointer data)
481 ASSERT_IS_MAIN_THREAD ();
483 gtk_widget_hide (login_area);
487 /* The WUI thread has changed its state to logged out. */
489 main_logged_out (gpointer data)
491 DEBUG ("logged out");
492 ASSERT_IS_MAIN_THREAD ();
494 if (wui_thread_is_connected ())
495 gtk_widget_show (login_area);
499 /* The WUI thread has changed its state to busy. */
501 main_busy (gpointer data)
503 GdkWindow *gdk_window;
506 ASSERT_IS_MAIN_THREAD ();
508 gdk_window = gtk_widget_get_window (window);
510 gdk_window_set_cursor (gdk_window, busy_cursor);
517 /* The WUI thread has changed its state to idle. */
519 main_idle (gpointer data)
521 GdkWindow *gdk_window;
524 ASSERT_IS_MAIN_THREAD ();
526 gdk_window = gtk_widget_get_window (window);
528 gdk_window_set_cursor (gdk_window, NULL);
535 /* The WUI thread had a connection error. This function must
539 main_connection_error (gpointer _str)
541 char *str = (char *) _str;
543 DEBUG ("connection error: %s", str);
544 ASSERT_IS_MAIN_THREAD ();
546 gtk_label_set_text (GTK_LABEL (ca_error), str);
552 /* The WUI thread had a login error. This function must
556 main_login_error (gpointer _str)
558 char *str = (char *) _str;
560 DEBUG ("login error: %s", str);
561 ASSERT_IS_MAIN_THREAD ();
564 gtk_label_set_text (GTK_LABEL (la_error), str);
571 /* The WUI thread reports a general status error. This function
572 * must free the string.
575 main_status_error (gpointer _str)
577 char *str = (char *) _str;
579 DEBUG ("status error: %s", str);
580 ASSERT_IS_MAIN_THREAD ();
583 gtk_label_set_text (GTK_LABEL (...), str);
590 /* The WUI thread has updated the vm list. */
592 add_vm_to_connectmenu (gpointer _vm, gpointer data)
594 struct vm *vm = (struct vm *) _vm;
597 DEBUG ("adding %s to Connect menu", vm->description);
599 item = gtk_menu_item_new_with_label (vm->description);
600 gtk_menu_append (GTK_MENU (connectmenu), item);
604 main_vmlist_updated (gpointer data)
608 DEBUG ("vmlist updated");
609 ASSERT_IS_MAIN_THREAD ();
611 /* Get the new vmlist. */
612 if (wui_thread_get_vmlist (&vmlist)) {
613 clear_connectmenu ();
615 gtk_menu_append (GTK_MENU (connectmenu), refresh_vmlist);
617 if (vmlist != NULL) {
618 gtk_menu_append (GTK_MENU (connectmenu), refresh_vmlist_separator);
619 g_slist_foreach (vmlist, add_vm_to_connectmenu, NULL);
621 free_vmlist (vmlist);
623 /* Grrrr Gtk is stupid. */
624 gtk_widget_show_all (connectmenu);