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wireshark/gtk/rpc_stat.c

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/* rpc_stat.c
* rpc_stat 2002 Ronnie Sahlberg
*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* This module provides rpc call/reply SRT (Server Response Time) statistics
* to ethereal.
*
* It serves as an example on how to use the tap api.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtk/gtk.h>
#include <epan/packet_info.h>
#include <epan/epan.h>
#include <epan/stat_cmd_args.h>
#include "../stat_menu.h"
#include "gui_stat_menu.h"
#include "simple_dialog.h"
#include "gui_utils.h"
#include "dlg_utils.h"
#include <epan/tap.h>
#include "../register.h"
#include <epan/dissectors/packet-rpc.h>
#include "../globals.h"
#include "filter_dlg.h"
#include "compat_macros.h"
#include "service_response_time_table.h"
#include "gtkglobals.h"
/* used to keep track of the statistics for an entire program interface */
typedef struct _rpcstat_t {
GtkWidget *win;
srt_stat_table srt_table;
const char *prog;
guint32 program;
guint32 version;
guint32 num_procedures;
} rpcstat_t;
static char *
rpcstat_gen_title(rpcstat_t *rs)
{
char *title;
title = g_strdup_printf("ONC-RPC Service Response Time statistics for %s version %d: %s",
rs->prog, rs->version, cf_get_display_name(&cfile));
return title;
}
static void
rpcstat_set_title(rpcstat_t *rs)
{
char *title;
title = rpcstat_gen_title(rs);
gtk_window_set_title(GTK_WINDOW(rs->win), title);
g_free(title);
}
static void
rpcstat_reset(void *arg)
{
rpcstat_t *rs = arg;
reset_srt_table_data(&rs->srt_table);
rpcstat_set_title(rs);
}
static int
rpcstat_packet(void *arg, packet_info *pinfo, epan_dissect_t *edt _U_, const void *arg2)
{
rpcstat_t *rs = arg;
const rpc_call_info_value *ri = arg2;
/* we are only interested in reply packets */
if(ri->request){
return 0;
}
/* we are only interested in certain program/versions */
if( (ri->prog!=rs->program) || (ri->vers!=rs->version) ){
return 0;
}
/* maybe we have discovered a new procedure?
* then we might need to extend our tables
*/
if(ri->proc>=rs->num_procedures){
guint32 i;
if(ri->proc>256){
/* no program have probably ever more than this many
* procedures anyway and it prevent us from allocating
* infinite memory if passed a garbage procedure id
*/
return 0;
}
for(i=rs->num_procedures;i<=ri->proc;i++){
init_srt_table_row(&rs->srt_table, i, rpc_proc_name(rs->program, rs->version, i));
}
rs->num_procedures=ri->proc+1;
}
add_srt_table_data(&rs->srt_table, ri->proc, &ri->req_time, pinfo);
return 1;
}
static void
rpcstat_draw(void *arg)
{
rpcstat_t *rs = arg;
draw_srt_table_data(&rs->srt_table);
}
static guint32 rpc_program=0;
static guint32 rpc_version=0;
static gint32 rpc_min_vers=-1;
static gint32 rpc_max_vers=-1;
static gint32 rpc_min_proc=-1;
static gint32 rpc_max_proc=-1;
static void *
rpcstat_find_procs(gpointer *key, gpointer *value _U_, gpointer *user_data _U_)
{
rpc_proc_info_key *k=(rpc_proc_info_key *)key;
if(k->prog!=rpc_program){
return NULL;
}
if(k->vers!=rpc_version){
return NULL;
}
if(rpc_min_proc==-1){
rpc_min_proc=k->proc;
rpc_max_proc=k->proc;
}
if((gint32)k->proc<rpc_min_proc){
rpc_min_proc=k->proc;
}
if((gint32)k->proc>rpc_max_proc){
rpc_max_proc=k->proc;
}
return NULL;
}
static void *
rpcstat_find_vers(gpointer *key, gpointer *value _U_, gpointer *user_data _U_)
{
rpc_proc_info_key *k=(rpc_proc_info_key *)key;
if(k->prog!=rpc_program){
return NULL;
}
if(rpc_min_vers==-1){
rpc_min_vers=k->vers;
rpc_max_vers=k->vers;
}
if((gint32)k->vers<rpc_min_vers){
rpc_min_vers=k->vers;
}
if((gint32)k->vers>rpc_max_vers){
rpc_max_vers=k->vers;
}
return NULL;
}
/* since the gtk2 implementation of tap is multithreaded we must protect
* remove_tap_listener() from modifying the list while draw_tap_listener()
* is running. the other protected block is in main.c
*
* there should not be any other critical regions in gtk2
*/
void protect_thread_critical_region(void);
void unprotect_thread_critical_region(void);
static void
win_destroy_cb(GtkWindow *win _U_, gpointer data)
{
rpcstat_t *rs=(rpcstat_t *)data;
protect_thread_critical_region();
remove_tap_listener(rs);
unprotect_thread_critical_region();
free_srt_table_data(&rs->srt_table);
g_free(rs);
}
/* When called, this function will create a new instance of gtk2-rpcstat.
*/
static void
gtk_rpcstat_init(const char *optarg)
{
rpcstat_t *rs;
guint32 i;
char *title_string;
char filter_string[256];
GtkWidget *vbox;
GtkWidget *stat_label;
GtkWidget *filter_label;
GtkWidget *bbox;
GtkWidget *close_bt;
int program, version, pos;
const char *filter=NULL;
GString *error_string;
int hf_index;
header_field_info *hfi;
pos=0;
if(sscanf(optarg,"rpc,srt,%d,%d,%n",&program,&version,&pos)==2){
if(pos){
filter=optarg+pos;
} else {
filter=NULL;
}
} else {
fprintf(stderr, "ethereal: invalid \"-z rpc,srt,<program>,<version>[,<filter>]\" argument\n");
exit(1);
}
rpc_program=program;
rpc_version=version;
rs=g_malloc(sizeof(rpcstat_t));
rs->prog=rpc_prog_name(rpc_program);
rs->program=rpc_program;
rs->version=rpc_version;
hf_index=rpc_prog_hf(rpc_program, rpc_version);
hfi=proto_registrar_get_nth(hf_index);
rs->win=window_new(GTK_WINDOW_TOPLEVEL, "rpc-stat");
gtk_window_set_default_size(GTK_WINDOW(rs->win), 550, 400);
rpcstat_set_title(rs);
vbox=gtk_vbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(rs->win), vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
title_string = rpcstat_gen_title(rs);
stat_label=gtk_label_new(title_string);
g_free(title_string);
gtk_box_pack_start(GTK_BOX(vbox), stat_label, FALSE, FALSE, 0);
g_snprintf(filter_string,255,"Filter:%s",filter?filter:"");
filter_label=gtk_label_new(filter_string);
gtk_box_pack_start(GTK_BOX(vbox), filter_label, FALSE, FALSE, 0);
rpc_min_proc=-1;
rpc_max_proc=-1;
g_hash_table_foreach(rpc_procs, (GHFunc)rpcstat_find_procs, NULL);
rs->num_procedures=rpc_max_proc+1;
/* We must display TOP LEVEL Widget before calling init_srt_table() */
gtk_widget_show_all(rs->win);
init_srt_table(&rs->srt_table, rpc_max_proc+1, vbox, hfi->abbrev);
for(i=0;i<rs->num_procedures;i++){
init_srt_table_row(&rs->srt_table, i, rpc_proc_name(rpc_program, rpc_version, i));
}
error_string=register_tap_listener("rpc", rs, filter, rpcstat_reset, rpcstat_packet, rpcstat_draw);
if(error_string){
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
g_string_free(error_string, TRUE);
free_srt_table_data(&rs->srt_table);
g_free(rs);
return;
}
/* Button row. */
bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
window_set_cancel_button(rs->win, close_bt, window_cancel_button_cb);
SIGNAL_CONNECT(rs->win, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(rs->win, "destroy", win_destroy_cb, rs);
gtk_widget_show_all(rs->win);
window_present(rs->win);
cf_retap_packets(&cfile, FALSE);
}
static GtkWidget *dlg=NULL;
static GtkWidget *prog_menu;
static GtkWidget *vers_opt, *vers_menu;
static GtkWidget *filter_entry;
static void
rpcstat_start_button_clicked(GtkWidget *item _U_, gpointer data _U_)
{
GString *str;
const char *filter;
str = g_string_new("rpc,srt");
g_string_sprintfa(str, ",%d,%d", rpc_program, rpc_version);
filter=gtk_entry_get_text(GTK_ENTRY(filter_entry));
if(filter[0]!=0){
g_string_sprintfa(str, ",%s", filter);
}
gtk_rpcstat_init(str->str);
g_string_free(str, TRUE);
}
static void
rpcstat_version_select(GtkWidget *item _U_, gpointer key)
{
int vers=(int)key;
rpc_version=vers;
}
static void
rpcstat_program_select(GtkWidget *item _U_, gpointer key)
{
rpc_prog_info_key *k=(rpc_prog_info_key *)key;
int i;
rpc_program=k->prog;
/* change version menu */
rpc_version=0;
gtk_object_destroy(GTK_OBJECT(vers_menu));
vers_menu=gtk_menu_new();
rpc_min_vers=-1;
rpc_max_vers=-1;
g_hash_table_foreach(rpc_procs, (GHFunc)rpcstat_find_vers, NULL);
rpc_version=rpc_min_vers;
for(i=rpc_min_vers;i<=rpc_max_vers;i++){
GtkWidget *menu_item;
char vs[5];
g_snprintf(vs, 5, "%d",i);
menu_item=gtk_menu_item_new_with_label(vs);
SIGNAL_CONNECT(menu_item, "activate", rpcstat_version_select,
i);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(vers_menu), menu_item);
}
gtk_option_menu_set_menu(GTK_OPTION_MENU(vers_opt), vers_menu);
}
static void *
rpcstat_list_programs(gpointer *key, gpointer *value, gpointer *user_data _U_)
{
rpc_prog_info_key *k=(rpc_prog_info_key *)key;
rpc_prog_info_value *v=(rpc_prog_info_value *)value;
GtkWidget *menu_item;
menu_item=gtk_menu_item_new_with_label(v->progname);
SIGNAL_CONNECT(menu_item, "activate", rpcstat_program_select, k);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(prog_menu), menu_item);
if(!rpc_program){
rpc_program=k->prog;
}
return NULL;
}
static void
dlg_destroy_cb(void)
{
dlg=NULL;
}
static void
gtk_rpcstat_cb(GtkWidget *w _U_, gpointer d _U_)
{
GtkWidget *dlg_box;
GtkWidget *prog_box, *prog_label, *prog_opt;
GtkWidget *vers_label;
GtkWidget *filter_box, *filter_bt;
GtkWidget *bbox, *start_button, *cancel_button;
int i;
const char *filter;
static construct_args_t args = {
"Service Response Time Statistics Filter",
TRUE,
FALSE,
FALSE
};
/* if the window is already open, bring it to front */
if(dlg){
gdk_window_raise(dlg->window);
return;
}
dlg=dlg_window_new("Ethereal: Compute ONC-RPC SRT statistics");
gtk_window_set_default_size(GTK_WINDOW(dlg), 300, -1);
dlg_box=gtk_vbox_new(FALSE, 10);
gtk_container_border_width(GTK_CONTAINER(dlg_box), 10);
gtk_container_add(GTK_CONTAINER(dlg), dlg_box);
gtk_widget_show(dlg_box);
/* Program box */
prog_box=gtk_hbox_new(FALSE, 10);
/* Program label */
gtk_container_set_border_width(GTK_CONTAINER(prog_box), 10);
prog_label=gtk_label_new("Program:");
gtk_box_pack_start(GTK_BOX(prog_box), prog_label, FALSE, FALSE, 0);
gtk_widget_show(prog_label);
/* Program menu */
prog_opt=gtk_option_menu_new();
prog_menu=gtk_menu_new();
g_hash_table_foreach(rpc_progs, (GHFunc)rpcstat_list_programs, NULL);
gtk_option_menu_set_menu(GTK_OPTION_MENU(prog_opt), prog_menu);
gtk_box_pack_start(GTK_BOX(prog_box), prog_opt, TRUE, TRUE, 0);
gtk_widget_show(prog_opt);
/* Version label */
gtk_container_set_border_width(GTK_CONTAINER(prog_box), 10);
vers_label=gtk_label_new("Version:");
gtk_box_pack_start(GTK_BOX(prog_box), vers_label, FALSE, FALSE, 0);
gtk_widget_show(vers_label);
/* Version menu */
vers_opt=gtk_option_menu_new();
vers_menu=gtk_menu_new();
rpc_min_vers=-1;
rpc_max_vers=-1;
g_hash_table_foreach(rpc_procs, (GHFunc)rpcstat_find_vers, NULL);
rpc_version=rpc_min_vers;
for(i=rpc_min_vers;i<=rpc_max_vers;i++){
GtkWidget *menu_item;
char vs[5];
g_snprintf(vs, 5, "%d",i);
menu_item=gtk_menu_item_new_with_label(vs);
SIGNAL_CONNECT(menu_item, "activate", rpcstat_version_select,
i);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(vers_menu), menu_item);
}
gtk_option_menu_set_menu(GTK_OPTION_MENU(vers_opt), vers_menu);
gtk_box_pack_start(GTK_BOX(prog_box), vers_opt, TRUE, TRUE, 0);
gtk_widget_show(vers_opt);
gtk_box_pack_start(GTK_BOX(dlg_box), prog_box, TRUE, TRUE, 0);
gtk_widget_show(prog_box);
/* Filter box */
filter_box=gtk_hbox_new(FALSE, 3);
/* Filter label */
filter_bt=BUTTON_NEW_FROM_STOCK(ETHEREAL_STOCK_DISPLAY_FILTER_ENTRY);
SIGNAL_CONNECT(filter_bt, "clicked", display_filter_construct_cb, &args);
gtk_box_pack_start(GTK_BOX(filter_box), filter_bt, FALSE, FALSE, 0);
gtk_widget_show(filter_bt);
/* Filter entry */
filter_entry=gtk_entry_new();
SIGNAL_CONNECT(filter_entry, "changed", filter_te_syntax_check_cb, NULL);
/* filter prefs dialog */
OBJECT_SET_DATA(filter_bt, E_FILT_TE_PTR_KEY, filter_entry);
/* filter prefs dialog */
gtk_box_pack_start(GTK_BOX(filter_box), filter_entry, TRUE, TRUE, 0);
filter=gtk_entry_get_text(GTK_ENTRY(main_display_filter_widget));
if(filter){
gtk_entry_set_text(GTK_ENTRY(filter_entry), filter);
}
gtk_widget_show(filter_entry);
gtk_box_pack_start(GTK_BOX(dlg_box), filter_box, TRUE, TRUE, 0);
gtk_widget_show(filter_box);
/* button box */
bbox = dlg_button_row_new(ETHEREAL_STOCK_CREATE_STAT, GTK_STOCK_CANCEL, NULL);
gtk_box_pack_start(GTK_BOX(dlg_box), bbox, FALSE, FALSE, 0);
gtk_widget_show(bbox);
start_button = OBJECT_GET_DATA(bbox, ETHEREAL_STOCK_CREATE_STAT);
SIGNAL_CONNECT_OBJECT(start_button, "clicked",
rpcstat_start_button_clicked, NULL);
cancel_button = OBJECT_GET_DATA(bbox, GTK_STOCK_CANCEL);
window_set_cancel_button(dlg, cancel_button, window_cancel_button_cb);
/* Give the initial focus to the "Filter" entry box. */
gtk_widget_grab_focus(filter_entry);
gtk_widget_grab_default(start_button );
SIGNAL_CONNECT(dlg, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(dlg, "destroy", dlg_destroy_cb, NULL);
gtk_widget_show_all(dlg);
window_present(dlg);
}
void
register_tap_listener_gtkrpcstat(void)
{
register_stat_cmd_arg("rpc,srt,", gtk_rpcstat_init);
register_stat_menu_item("ONC-RPC...", REGISTER_STAT_GROUP_RESPONSE_TIME,
gtk_rpcstat_cb, NULL, NULL, NULL);
}
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