388 lines
11 KiB
C
Executable File
388 lines
11 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* GTK Console monitor -- very kludgy right now
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*
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* Copyright (C) 1999, Adtran Inc. and Linux Support Services, LLC
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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/*
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* I know this might seem somewhat pointless in its current phase, but one
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* of the most important parts of this module is demonstrate that modules
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* can require other external libraries and still be loaded (in this
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* case, a host of libraries involving gtk), so long as they are properly
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* linked (see the Makefile)
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*/
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#include <asterisk/pbx.h>
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#include <asterisk/config.h>
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#include <asterisk/module.h>
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#include <asterisk/logger.h>
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#include <asterisk/options.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdarg.h>
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#include <gtk/gtk.h>
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#include <glib.h>
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/* For where to put dynamic tables */
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#include "../asterisk.h"
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static pthread_mutex_t verb_lock = PTHREAD_MUTEX_INITIALIZER;
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static pthread_t console_thread;
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static int inuse=0;
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static char *dtext = "Asterisk PBX Console (GTK Version)";
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static GtkWidget *window;
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static GtkWidget *quit;
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static GtkWidget *closew;
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static GtkWidget *verb;
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static GtkWidget *modules;
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static GtkWidget *statusbar;
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static void update_statusbar(char *msg)
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{
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gtk_statusbar_pop(GTK_STATUSBAR(statusbar), 1);
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gtk_statusbar_push(GTK_STATUSBAR(statusbar), 1, msg);
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}
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int unload_module(void)
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{
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if (inuse) {
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/* Kill off the main thread */
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pthread_cancel(console_thread);
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gdk_threads_enter();
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gtk_widget_destroy(window);
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gdk_threads_leave();
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}
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return 0;
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}
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static void verboser(char *stuff, int opos, int replacelast, int complete)
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{
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char *s2[2];
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pthread_mutex_lock(&verb_lock);
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s2[0] = stuff;
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s2[1] = NULL;
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gdk_threads_enter();
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if (replacelast)
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gtk_clist_remove(GTK_CLIST(verb), GTK_CLIST(verb)->rows - 1);
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gtk_clist_append(GTK_CLIST(verb), s2);
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gtk_clist_moveto(GTK_CLIST(verb), GTK_CLIST(verb)->rows - 1, 0, 0, 0);
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gdk_threads_leave();
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pthread_mutex_unlock(&verb_lock);
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}
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static void remove_module()
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{
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int res;
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char *module;
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char buf[256];
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if (GTK_CLIST(modules)->selection) {
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module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
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gdk_threads_leave();
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res = ast_unload_resource(module, 0);
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gdk_threads_enter();
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if (res) {
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snprintf(buf, sizeof(buf), "Module '%s' is in use", module);
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update_statusbar(buf);
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} else {
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snprintf(buf, sizeof(buf), "Module '%s' removed", module);
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update_statusbar(buf);
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}
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}
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}
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static void reload_module()
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{
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int res, x;
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char *module;
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char buf[256];
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if (GTK_CLIST(modules)->selection) {
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module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
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module = strdup(module);
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if (module) {
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gdk_threads_leave();
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res = ast_unload_resource(module, 0);
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gdk_threads_enter();
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if (res) {
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snprintf(buf, sizeof(buf), "Module '%s' is in use", module);
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update_statusbar(buf);
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} else {
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gdk_threads_leave();
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res = ast_load_resource(module);
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gdk_threads_enter();
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if (res) {
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snprintf(buf, sizeof(buf), "Error reloading module '%s'", module);
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} else {
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snprintf(buf, sizeof(buf), "Module '%s' reloaded", module);
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}
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for (x=0; x < GTK_CLIST(modules)->rows; x++) {
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if (!strcmp((char *)gtk_clist_get_row_data(GTK_CLIST(modules), x), module)) {
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gtk_clist_select_row(GTK_CLIST(modules), x, -1);
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break;
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}
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}
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update_statusbar(buf);
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}
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free(module);
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}
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}
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}
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static void file_ok_sel(GtkWidget *w, GtkFileSelection *fs)
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{
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char *module = gtk_file_selection_get_filename(fs);
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char buf[256];
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if (!strncmp(module, AST_MODULE_DIR "/", strlen(AST_MODULE_DIR "/")))
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module += strlen(AST_MODULE_DIR "/");
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gdk_threads_leave();
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if (ast_load_resource(module)) {
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snprintf(buf, sizeof(buf), "Error loading module '%s'.", module);
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update_statusbar(buf);
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} else {
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snprintf(buf, sizeof(buf), "Module '%s' loaded", module);
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update_statusbar(buf);
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}
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gdk_threads_enter();
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gtk_widget_destroy(GTK_WIDGET(fs));
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}
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static void add_module()
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{
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GtkWidget *filew;
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filew = gtk_file_selection_new("Load Module");
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gtk_signal_connect(GTK_OBJECT (GTK_FILE_SELECTION(filew)->ok_button),
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"clicked", GTK_SIGNAL_FUNC(file_ok_sel), filew);
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gtk_signal_connect_object(GTK_OBJECT (GTK_FILE_SELECTION(filew)->cancel_button),
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"clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(filew));
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gtk_file_selection_set_filename(GTK_FILE_SELECTION(filew), AST_MODULE_DIR "/*.so");
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gtk_widget_show(filew);
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}
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static int add_mod(char *module, char *description, int usecount)
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{
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char use[10];
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char *pass[4];
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int row;
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snprintf(use, sizeof(use), "%d", usecount);
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pass[0] = module;
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pass[1] = description;
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pass[2] = use;
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pass[3] = NULL;
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row = gtk_clist_append(GTK_CLIST(modules), pass);
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gtk_clist_set_row_data(GTK_CLIST(modules), row, module);
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return 0;
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}
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static int mod_update(void)
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{
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char *module= NULL;
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/* Update the mod stuff */
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if (GTK_CLIST(modules)->selection) {
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module= (char *)gtk_clist_get_row_data(GTK_CLIST(modules), (int) GTK_CLIST(modules)->selection->data);
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}
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gdk_threads_enter();
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gtk_clist_freeze(GTK_CLIST(modules));
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gtk_clist_clear(GTK_CLIST(modules));
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ast_update_module_list(add_mod);
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if (module)
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gtk_clist_select_row(GTK_CLIST(modules), gtk_clist_find_row_from_data(GTK_CLIST(modules), module), -1);
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gtk_clist_thaw(GTK_CLIST(modules));
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gdk_threads_leave();
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return 1;
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}
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static void exit_now(GtkWidget *widget, gpointer data)
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{
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ast_loader_unregister(mod_update);
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gtk_main_quit();
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inuse--;
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ast_update_use_count();
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ast_unregister_verbose(verboser);
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ast_unload_resource("pbx_gtkconsole", 0);
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if (option_verbose > 1)
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ast_verbose(VERBOSE_PREFIX_2 "GTK Console Monitor Exiting\n");
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}
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static void exit_completely(GtkWidget *widget, gpointer data)
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{
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/* This is the wrong way to do this. We need an ast_clean_exit() routine */
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exit(0);
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}
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static void exit_nicely(GtkWidget *widget, gpointer data)
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{
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fflush(stdout);
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gtk_widget_destroy(window);
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}
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static void *consolethread(void *data)
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{
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gtk_widget_show(window);
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gdk_threads_enter();
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gtk_main();
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gdk_threads_leave();
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return NULL;
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}
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static int show_console()
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{
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GtkWidget *hbox;
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GtkWidget *wbox;
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GtkWidget *notebook;
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GtkWidget *sw;
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GtkWidget *bbox, *hbbox, *add, *removew, *reloadw;
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char *modtitles[3] = { "Module", "Description", "Use Count" };
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window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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statusbar = gtk_statusbar_new();
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gtk_widget_show(statusbar);
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gtk_signal_connect(GTK_OBJECT(window), "delete_event",
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GTK_SIGNAL_FUNC (exit_nicely), window);
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gtk_signal_connect(GTK_OBJECT(window), "destroy",
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GTK_SIGNAL_FUNC (exit_now), window);
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gtk_container_set_border_width(GTK_CONTAINER(window), 10);
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quit = gtk_button_new_with_label("Quit Asterisk");
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gtk_signal_connect(GTK_OBJECT(quit), "clicked",
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GTK_SIGNAL_FUNC (exit_completely), window);
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gtk_widget_show(quit);
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closew = gtk_button_new_with_label("Close Window");
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gtk_signal_connect(GTK_OBJECT(closew), "clicked",
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GTK_SIGNAL_FUNC (exit_nicely), window);
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gtk_widget_show(closew);
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notebook = gtk_notebook_new();
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verb = gtk_clist_new(1);
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gtk_clist_columns_autosize(GTK_CLIST(verb));
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sw = gtk_scrolled_window_new(NULL, NULL);
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gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
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gtk_container_add(GTK_CONTAINER(sw), verb);
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gtk_widget_show(verb);
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gtk_widget_show(sw);
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gtk_widget_set_usize(verb, 600, 400);
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gtk_notebook_append_page(GTK_NOTEBOOK(notebook), sw, gtk_label_new("Verbose Status"));
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modules = gtk_clist_new_with_titles(3, modtitles);
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gtk_clist_columns_autosize(GTK_CLIST(modules));
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gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 0, TRUE);
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gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 1, TRUE);
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gtk_clist_set_column_auto_resize(GTK_CLIST(modules), 2, TRUE);
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gtk_clist_set_sort_column(GTK_CLIST(modules), 0);
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gtk_clist_set_auto_sort(GTK_CLIST(modules), TRUE);
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gtk_clist_column_titles_passive(GTK_CLIST(modules));
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sw = gtk_scrolled_window_new(NULL, NULL);
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gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
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gtk_container_add(GTK_CONTAINER(sw), modules);
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gtk_clist_set_selection_mode(GTK_CLIST(modules), GTK_SELECTION_BROWSE);
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gtk_widget_show(modules);
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gtk_widget_show(sw);
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add = gtk_button_new_with_label("Load...");
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gtk_widget_show(add);
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removew = gtk_button_new_with_label("Unload");
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gtk_widget_show(removew);
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reloadw = gtk_button_new_with_label("Reload");
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gtk_widget_show(reloadw);
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gtk_signal_connect(GTK_OBJECT(removew), "clicked",
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GTK_SIGNAL_FUNC (remove_module), window);
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gtk_signal_connect(GTK_OBJECT(add), "clicked",
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GTK_SIGNAL_FUNC (add_module), window);
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gtk_signal_connect(GTK_OBJECT(reloadw), "clicked",
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GTK_SIGNAL_FUNC (reload_module), window);
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bbox = gtk_vbox_new(FALSE, 5);
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gtk_widget_show(bbox);
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gtk_widget_set_usize(bbox, 100, -1);
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gtk_box_pack_start(GTK_BOX(bbox), add, FALSE, FALSE, 5);
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gtk_box_pack_start(GTK_BOX(bbox), removew, FALSE, FALSE, 5);
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gtk_box_pack_start(GTK_BOX(bbox), reloadw, FALSE, FALSE, 5);
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hbbox = gtk_hbox_new(FALSE, 5);
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gtk_widget_show(hbbox);
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gtk_box_pack_start(GTK_BOX(hbbox), sw, TRUE, TRUE, 5);
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gtk_box_pack_start(GTK_BOX(hbbox), bbox, FALSE, FALSE, 5);
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gtk_notebook_append_page(GTK_NOTEBOOK(notebook), hbbox, gtk_label_new("Module Information"));
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gtk_widget_show(notebook);
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wbox = gtk_hbox_new(FALSE, 5);
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gtk_widget_show(wbox);
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gtk_box_pack_end(GTK_BOX(wbox), quit, FALSE, FALSE, 5);
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gtk_box_pack_end(GTK_BOX(wbox), closew, FALSE, FALSE, 5);
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hbox = gtk_vbox_new(FALSE, 0);
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gtk_widget_show(hbox);
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gtk_box_pack_start(GTK_BOX(hbox), notebook, TRUE, TRUE, 5);
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gtk_box_pack_start(GTK_BOX(hbox), wbox, FALSE, FALSE, 5);
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gtk_box_pack_start(GTK_BOX(hbox), statusbar, FALSE, FALSE, 0);
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gtk_container_add(GTK_CONTAINER(window), hbox);
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gtk_window_set_title(GTK_WINDOW(window), "Asterisk Console");
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pthread_create(&console_thread, NULL, consolethread, NULL);
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/* XXX Okay, seriously fix me! XXX */
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usleep(100000);
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ast_register_verbose(verboser);
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gtk_clist_freeze(GTK_CLIST(verb));
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ast_loader_register(mod_update);
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gtk_clist_thaw(GTK_CLIST(verb));
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mod_update();
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update_statusbar("Asterisk Console Ready");
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return 0;
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}
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int load_module(void)
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{
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g_thread_init(NULL);
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if (gtk_init_check(NULL, NULL)) {
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/* XXX Do we need to call this twice? XXX */
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gtk_init(NULL, NULL);
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if (!show_console()) {
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inuse++;
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ast_update_use_count();
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if (option_verbose > 1)
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ast_verbose( VERBOSE_PREFIX_2 "Launched GTK Console monitor\n");
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} else
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ast_log(LOG_WARNING, "Unable to start GTK console\n");
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} else {
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if (option_debug)
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ast_log(LOG_DEBUG, "Unable to start GTK console monitor -- ignoring\n");
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else if (option_verbose > 1)
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ast_verbose( VERBOSE_PREFIX_2 "GTK is not available -- skipping monitor\n");
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}
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return 0;
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}
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int usecount(void)
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{
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return inuse;
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}
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char *description(void)
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{
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return dtext;
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}
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