2 * Asterisk -- A telephony toolkit for Linux.
4 * GTK Console monitor -- very kludgy right now
6 * Copyright (C) 1999, Mark Spencer
8 * Mark Spencer <markster@linux-support.net>
10 * This program is free software, distributed under the terms of
11 * the GNU General Public License
15 * I know this might seem somewhat pointless in its current phase, but one
16 * of the most important parts of this module is demonstrate that modules
17 * can require other external libraries and still be loaded (in this
18 * case, a host of libraries involving gtk), so long as they are properly
19 * linked (see the Makefile)
23 #include <asterisk/pbx.h>
24 #include <asterisk/config.h>
25 #include <asterisk/module.h>
26 #include <asterisk/logger.h>
27 #include <asterisk/options.h>
28 #include <asterisk/cli.h>
36 #include <sys/signal.h>
40 /* For where to put dynamic tables */
41 #include "../asterisk.h"
43 static pthread_mutex_t verb_lock = PTHREAD_MUTEX_INITIALIZER;
45 static pthread_t console_thread;
48 static int clipipe[2];
49 static int cleanupid = -1;
51 static char *dtext = "Asterisk PBX Console (GTK Version)";
53 static GtkWidget *window;
54 static GtkWidget *quit;
55 static GtkWidget *closew;
56 static GtkWidget *verb;
57 static GtkWidget *modules;
58 static GtkWidget *statusbar;
59 static GtkWidget *cli;
61 static struct timeval last;
63 static void update_statusbar(char *msg)
65 gtk_statusbar_pop(GTK_STATUSBAR(statusbar), 1);
66 gtk_statusbar_push(GTK_STATUSBAR(statusbar), 1, msg);
69 int unload_module(void)
72 /* Kill off the main thread */
73 pthread_cancel(console_thread);
75 gtk_widget_destroy(window);
83 static int cleanup(void *useless)
86 gtk_clist_thaw(GTK_CLIST(verb));
87 gtk_widget_queue_resize(verb->parent);
88 gtk_clist_moveto(GTK_CLIST(verb), GTK_CLIST(verb)->rows - 1, 0, 0, 0);
95 static void __verboser(char *stuff, int opos, int replacelast, int complete)
102 gtk_clist_freeze(GTK_CLIST(verb));
104 gtk_clist_remove(GTK_CLIST(verb), GTK_CLIST(verb)->rows - 1);
105 gtk_clist_append(GTK_CLIST(verb), s2);
106 if (last.tv_sec || last.tv_usec) {
108 gettimeofday(&tv, NULL);
110 gtk_timeout_remove(cleanupid);
111 ms = (tv.tv_sec - last.tv_sec) * 1000 + (tv.tv_usec - last.tv_usec) / 1000;
113 /* We just got a message within 100ms, so just schedule an update
114 in the near future */
115 cleanupid = gtk_timeout_add(200, cleanup, NULL);
121 gettimeofday(&last, NULL);
125 static void verboser(char *stuff, int opos, int replacelast, int complete)
127 pthread_mutex_lock(&verb_lock);
128 /* Lock appropriately if we're really being called in verbose mode */
129 __verboser(stuff, opos, replacelast, complete);
130 pthread_mutex_unlock(&verb_lock);
133 static void cliinput(void *data, int source, GdkInputCondition ic)
135 static char buf[256];
136 static int offset = 0;
141 /* Read as much stuff is there */
142 res = read(source, buf + offset, sizeof(buf) - 1 - offset);
144 buf[res + offset] = '\0';
145 /* make sure we've null terminated whatever we have so far */
150 /* Keep the trailing \n */
154 __verboser(l, 0, 0, 1);
162 /* We have some left over */
163 memmove(buf, l, strlen(l) + 1);
164 offset = strlen(buf);
172 static void remove_module()
177 if (GTK_CLIST(modules)->selection) {
178 module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
180 res = ast_unload_resource(module, 0);
183 snprintf(buf, sizeof(buf), "Module '%s' is in use", module);
184 update_statusbar(buf);
186 snprintf(buf, sizeof(buf), "Module '%s' removed", module);
187 update_statusbar(buf);
191 static void reload_module()
196 if (GTK_CLIST(modules)->selection) {
197 module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
198 module = strdup(module);
201 res = ast_unload_resource(module, 0);
204 snprintf(buf, sizeof(buf), "Module '%s' is in use", module);
205 update_statusbar(buf);
208 res = ast_load_resource(module);
211 snprintf(buf, sizeof(buf), "Error reloading module '%s'", module);
213 snprintf(buf, sizeof(buf), "Module '%s' reloaded", module);
215 for (x=0; x < GTK_CLIST(modules)->rows; x++) {
216 if (!strcmp((char *)gtk_clist_get_row_data(GTK_CLIST(modules), x), module)) {
217 gtk_clist_select_row(GTK_CLIST(modules), x, -1);
221 update_statusbar(buf);
229 static void file_ok_sel(GtkWidget *w, GtkFileSelection *fs)
231 char *module = gtk_file_selection_get_filename(fs);
233 if (!strncmp(module, AST_MODULE_DIR "/", strlen(AST_MODULE_DIR "/")))
234 module += strlen(AST_MODULE_DIR "/");
236 if (ast_load_resource(module)) {
237 snprintf(buf, sizeof(buf), "Error loading module '%s'.", module);
238 update_statusbar(buf);
240 snprintf(buf, sizeof(buf), "Module '%s' loaded", module);
241 update_statusbar(buf);
244 gtk_widget_destroy(GTK_WIDGET(fs));
247 static void add_module()
250 filew = gtk_file_selection_new("Load Module");
251 gtk_signal_connect(GTK_OBJECT (GTK_FILE_SELECTION(filew)->ok_button),
252 "clicked", GTK_SIGNAL_FUNC(file_ok_sel), filew);
253 gtk_signal_connect_object(GTK_OBJECT (GTK_FILE_SELECTION(filew)->cancel_button),
254 "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(filew));
255 gtk_file_selection_set_filename(GTK_FILE_SELECTION(filew), AST_MODULE_DIR "/*.so");
256 gtk_widget_show(filew);
259 static int add_mod(char *module, char *description, int usecount)
264 snprintf(use, sizeof(use), "%d", usecount);
266 pass[1] = description;
269 row = gtk_clist_append(GTK_CLIST(modules), pass);
270 gtk_clist_set_row_data(GTK_CLIST(modules), row, module);
274 static int mod_update(void)
277 /* Update the mod stuff */
278 if (GTK_CLIST(modules)->selection) {
279 module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
281 gtk_clist_freeze(GTK_CLIST(modules));
282 gtk_clist_clear(GTK_CLIST(modules));
283 ast_update_module_list(add_mod);
285 gtk_clist_select_row(GTK_CLIST(modules), gtk_clist_find_row_from_data(GTK_CLIST(modules), module), -1);
286 gtk_clist_thaw(GTK_CLIST(modules));
290 static void exit_now(GtkWidget *widget, gpointer data)
292 ast_loader_unregister(mod_update);
295 ast_update_use_count();
296 ast_unregister_verbose(verboser);
297 ast_unload_resource("pbx_gtkconsole", 0);
298 if (option_verbose > 1)
299 ast_verbose(VERBOSE_PREFIX_2 "GTK Console Monitor Exiting\n");
303 static void exit_completely(GtkWidget *widget, gpointer data)
307 ast_cli_command(clipipe[1], "quit");
309 kill(getpid(), SIGTERM);
313 static void exit_nicely(GtkWidget *widget, gpointer data)
316 gtk_widget_destroy(window);
319 static void *consolethread(void *data)
321 gtk_widget_show(window);
328 static int cli_activate()
331 strncpy(buf, gtk_entry_get_text(GTK_ENTRY(cli)), sizeof(buf));
332 gtk_entry_set_text(GTK_ENTRY(cli), "");
334 ast_cli_command(clipipe[1], buf);
339 static int show_console()
345 GtkWidget *bbox, *hbbox, *add, *removew, *reloadw;
346 char *modtitles[3] = { "Module", "Description", "Use Count" };
347 window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
349 statusbar = gtk_statusbar_new();
350 gtk_widget_show(statusbar);
352 gtk_signal_connect(GTK_OBJECT(window), "delete_event",
353 GTK_SIGNAL_FUNC (exit_nicely), window);
354 gtk_signal_connect(GTK_OBJECT(window), "destroy",
355 GTK_SIGNAL_FUNC (exit_now), window);
356 gtk_container_set_border_width(GTK_CONTAINER(window), 10);
358 quit = gtk_button_new_with_label("Quit Asterisk");
359 gtk_signal_connect(GTK_OBJECT(quit), "clicked",
360 GTK_SIGNAL_FUNC (exit_completely), window);
361 gtk_widget_show(quit);
363 closew = gtk_button_new_with_label("Close Window");
364 gtk_signal_connect(GTK_OBJECT(closew), "clicked",
365 GTK_SIGNAL_FUNC (exit_nicely), window);
366 gtk_widget_show(closew);
368 notebook = gtk_notebook_new();
369 verb = gtk_clist_new(1);
370 gtk_clist_columns_autosize(GTK_CLIST(verb));
371 sw = gtk_scrolled_window_new(NULL, NULL);
372 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
373 gtk_container_add(GTK_CONTAINER(sw), verb);
374 gtk_widget_show(verb);
376 gtk_widget_set_usize(verb, 640, 400);
377 gtk_notebook_append_page(GTK_NOTEBOOK(notebook), sw, gtk_label_new("Verbose Status"));
380 modules = gtk_clist_new_with_titles(3, modtitles);
381 gtk_clist_columns_autosize(GTK_CLIST(modules));
382 gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 0, TRUE);
383 gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 1, TRUE);
384 gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 2, TRUE);
385 gtk_clist_set_sort_column(GTK_CLIST(modules), 0);
386 gtk_clist_set_auto_sort(GTK_CLIST(modules), TRUE);
387 gtk_clist_column_titles_passive(GTK_CLIST(modules));
388 sw = gtk_scrolled_window_new(NULL, NULL);
389 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
390 gtk_container_add(GTK_CONTAINER(sw), modules);
391 gtk_clist_set_selection_mode(GTK_CLIST(modules), GTK_SELECTION_BROWSE);
392 gtk_widget_show(modules);
395 add = gtk_button_new_with_label("Load...");
396 gtk_widget_show(add);
397 removew = gtk_button_new_with_label("Unload");
398 gtk_widget_show(removew);
399 reloadw = gtk_button_new_with_label("Reload");
400 gtk_widget_show(reloadw);
401 gtk_signal_connect(GTK_OBJECT(removew), "clicked",
402 GTK_SIGNAL_FUNC (remove_module), window);
403 gtk_signal_connect(GTK_OBJECT(add), "clicked",
404 GTK_SIGNAL_FUNC (add_module), window);
405 gtk_signal_connect(GTK_OBJECT(reloadw), "clicked",
406 GTK_SIGNAL_FUNC (reload_module), window);
408 bbox = gtk_vbox_new(FALSE, 5);
409 gtk_widget_show(bbox);
411 gtk_widget_set_usize(bbox, 100, -1);
412 gtk_box_pack_start(GTK_BOX(bbox), add, FALSE, FALSE, 5);
413 gtk_box_pack_start(GTK_BOX(bbox), removew, FALSE, FALSE, 5);
414 gtk_box_pack_start(GTK_BOX(bbox), reloadw, FALSE, FALSE, 5);
416 hbbox = gtk_hbox_new(FALSE, 5);
417 gtk_widget_show(hbbox);
419 gtk_box_pack_start(GTK_BOX(hbbox), sw, TRUE, TRUE, 5);
420 gtk_box_pack_start(GTK_BOX(hbbox), bbox, FALSE, FALSE, 5);
422 gtk_notebook_append_page(GTK_NOTEBOOK(notebook), hbbox, gtk_label_new("Module Information"));
424 gtk_widget_show(notebook);
426 wbox = gtk_hbox_new(FALSE, 5);
427 gtk_widget_show(wbox);
428 gtk_box_pack_end(GTK_BOX(wbox), quit, FALSE, FALSE, 5);
429 gtk_box_pack_end(GTK_BOX(wbox), closew, FALSE, FALSE, 5);
431 hbox = gtk_vbox_new(FALSE, 0);
432 gtk_widget_show(hbox);
435 cli = gtk_entry_new();
436 gtk_widget_show(cli);
438 gtk_signal_connect(GTK_OBJECT(cli), "activate",
439 GTK_SIGNAL_FUNC (cli_activate), NULL);
441 gtk_box_pack_start(GTK_BOX(hbox), notebook, TRUE, TRUE, 5);
442 gtk_box_pack_start(GTK_BOX(hbox), wbox, FALSE, FALSE, 5);
443 gtk_box_pack_start(GTK_BOX(hbox), cli, FALSE, FALSE, 0);
444 gtk_box_pack_start(GTK_BOX(hbox), statusbar, FALSE, FALSE, 0);
445 gtk_container_add(GTK_CONTAINER(window), hbox);
446 gtk_window_set_title(GTK_WINDOW(window), "Asterisk Console");
447 gtk_widget_grab_focus(cli);
448 pthread_create(&console_thread, NULL, consolethread, NULL);
449 /* XXX Okay, seriously fix me! XXX */
451 ast_register_verbose(verboser);
452 gtk_clist_freeze(GTK_CLIST(verb));
453 ast_loader_register(mod_update);
454 gtk_clist_thaw(GTK_CLIST(verb));
455 gdk_input_add(clipipe[0], GDK_INPUT_READ, cliinput, NULL);
457 update_statusbar("Asterisk Console Ready");
462 int load_module(void)
465 ast_log(LOG_WARNING, "Unable to create CLI pipe\n");
469 if (gtk_init_check(NULL, NULL)) {
470 /* XXX Do we need to call this twice? XXX */
471 gtk_init(NULL, NULL);
472 if (!show_console()) {
474 ast_update_use_count();
475 if (option_verbose > 1)
476 ast_verbose( VERBOSE_PREFIX_2 "Launched GTK Console monitor\n");
478 ast_log(LOG_WARNING, "Unable to start GTK console\n");
481 ast_log(LOG_DEBUG, "Unable to start GTK console monitor -- ignoring\n");
482 else if (option_verbose > 1)
483 ast_verbose( VERBOSE_PREFIX_2 "GTK is not available -- skipping monitor\n");
493 char *description(void)
500 return ASTERISK_GPL_KEY;