143 lines
4.2 KiB
C
143 lines
4.2 KiB
C
/* tap-megacostat.c
|
|
* mgcpstat 2003 Lars Roland
|
|
* Copyright 2008, Ericsson AB
|
|
* By Balint Reczey <balint.reczey@ericsson.com>
|
|
*
|
|
* $Id$
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <string.h>
|
|
#include "epan/packet_info.h"
|
|
#include <epan/tap.h>
|
|
#include <epan/stat_cmd_args.h>
|
|
#include "epan/value_string.h"
|
|
#include "epan/gcp.h"
|
|
#include "timestats.h"
|
|
#include <epan/prefs-int.h>
|
|
|
|
#include "tap-megaco-common.h"
|
|
|
|
|
|
|
|
static void
|
|
megacostat_draw(void *pms)
|
|
{
|
|
megacostat_t *ms=(megacostat_t *)pms;
|
|
int i;
|
|
|
|
/* printing results */
|
|
printf("\n");
|
|
printf("=====================================================================================================\n");
|
|
printf("MEGACO Response Time Delay (RTD) Statistics:\n");
|
|
printf("Filter for statistics: %s\n",ms->filter?ms->filter:"");
|
|
printf("Duplicate requests: %u\n",ms->req_dup_num);
|
|
printf("Duplicate responses: %u\n",ms->rsp_dup_num);
|
|
printf("Open requests: %u\n",ms->open_req_num);
|
|
printf("Discarded responses: %u\n",ms->disc_rsp_num);
|
|
printf(" Type | Messages | Min RTD | Max RTD | Avg RTD | Min in Frame | Max in Frame |\n");
|
|
for(i=0;i<NUM_TIMESTATS;i++) {
|
|
if(ms->rtd[i].num) {
|
|
printf("%5s | %7u | %8.2f msec | %8.2f msec | %8.2f msec | %10u | %10u |\n",
|
|
val_to_str(i,megaco_message_type,"Other"),ms->rtd[i].num,
|
|
nstime_to_msec(&(ms->rtd[i].min)), nstime_to_msec(&(ms->rtd[i].max)),
|
|
get_average(&(ms->rtd[i].tot), ms->rtd[i].num),
|
|
ms->rtd[i].min_num, ms->rtd[i].max_num
|
|
);
|
|
}
|
|
}
|
|
printf("=====================================================================================================\n");
|
|
}
|
|
|
|
|
|
static void
|
|
megacostat_init(const char *optarg, void* userdata _U_)
|
|
{
|
|
megacostat_t *ms;
|
|
int i;
|
|
GString *error_string;
|
|
pref_t *megaco_ctx_track,*h248_ctx_track;
|
|
|
|
megaco_ctx_track = prefs_find_preference(prefs_find_module("megaco"),"ctx_info");
|
|
h248_ctx_track = prefs_find_preference(prefs_find_module("h248"),"ctx_info");
|
|
|
|
if (!megaco_ctx_track || !h248_ctx_track) {
|
|
/* No such preferences */
|
|
return;
|
|
}
|
|
|
|
if (!*megaco_ctx_track->varp.boolp || !*h248_ctx_track->varp.boolp) {
|
|
printf("Track Context option at Protocols -> MEGACO and Protocols -> H248 preferences\n");
|
|
printf("has to be set to true to enable measurement of service response times.\n");
|
|
exit(1);
|
|
}
|
|
|
|
ms=g_new(megacostat_t,1);
|
|
if(!strncmp(optarg,"megaco,rtd,",11)){
|
|
ms->filter=g_strdup(optarg+11);
|
|
} else {
|
|
ms->filter=NULL;
|
|
}
|
|
|
|
for(i=0;i<NUM_TIMESTATS;i++) {
|
|
ms->rtd[i].num=0;
|
|
ms->rtd[i].min_num=0;
|
|
ms->rtd[i].max_num=0;
|
|
ms->rtd[i].min.secs=0;
|
|
ms->rtd[i].min.nsecs=0;
|
|
ms->rtd[i].max.secs=0;
|
|
ms->rtd[i].max.nsecs=0;
|
|
ms->rtd[i].tot.secs=0;
|
|
ms->rtd[i].tot.nsecs=0;
|
|
}
|
|
|
|
ms->open_req_num=0;
|
|
ms->disc_rsp_num=0;
|
|
ms->req_dup_num=0;
|
|
ms->rsp_dup_num=0;
|
|
|
|
error_string=register_tap_listener("megaco", ms, ms->filter, 0, NULL, megacostat_packet, megacostat_draw);
|
|
if(error_string){
|
|
/* error, we failed to attach to the tap. clean up */
|
|
g_free(ms->filter);
|
|
g_free(ms);
|
|
|
|
fprintf(stderr, "tshark: Couldn't register megaco,rtd tap: %s\n",
|
|
error_string->str);
|
|
g_string_free(error_string, TRUE);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
register_tap_listener_megacostat(void)
|
|
{
|
|
/* We don't register this tap, if we don't have the megaco plugin loaded.*/
|
|
if (find_tap_id("megaco")) {
|
|
register_stat_cmd_arg("megaco,rtd", megacostat_init, NULL);
|
|
}
|
|
}
|
|
|