forked from osmocom/wireshark
8cd389e161
The first is deprecated, as per https://spdx.org/licenses/. Change-Id: I8e21e1d32d09b8b94b93a2dc9fbdde5ffeba6bed Reviewed-on: https://code.wireshark.org/review/25661 Petri-Dish: Anders Broman <a.broman58@gmail.com> Petri-Dish: Dario Lombardo <lomato@gmail.com> Reviewed-by: Anders Broman <a.broman58@gmail.com>
244 lines
5.7 KiB
C
244 lines
5.7 KiB
C
/* tap-rpcprogs.c
|
|
* rpcstat 2002 Ronnie Sahlberg
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later*/
|
|
|
|
/* This module provides rpc call/reply SRT statistics to tshark.
|
|
* It is only used by tshark and not wireshark
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <glib.h>
|
|
|
|
#include <epan/packet_info.h>
|
|
#include <epan/tap.h>
|
|
#include <epan/stat_tap_ui.h>
|
|
#include <epan/dissectors/packet-rpc.h>
|
|
|
|
#define MICROSECS_PER_SEC 1000000
|
|
#define NANOSECS_PER_SEC 1000000000
|
|
|
|
void register_tap_listener_rpcprogs(void);
|
|
|
|
/* used to keep track of statistics for a specific program/version */
|
|
typedef struct _rpc_program_t {
|
|
struct _rpc_program_t *next;
|
|
guint32 program;
|
|
guint32 version;
|
|
int num;
|
|
nstime_t min;
|
|
nstime_t max;
|
|
nstime_t tot;
|
|
} rpc_program_t;
|
|
|
|
static rpc_program_t *prog_list = NULL;
|
|
static int already_enabled = 0;
|
|
|
|
static int
|
|
rpcprogs_packet(void *dummy1 _U_, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pri)
|
|
{
|
|
const rpc_call_info_value *ri = (const rpc_call_info_value *)pri;
|
|
nstime_t delta;
|
|
rpc_program_t *rp = NULL;
|
|
|
|
if (!prog_list) {
|
|
/* the list was empty */
|
|
rp = g_new(rpc_program_t, 1);
|
|
rp->next = NULL;
|
|
rp->program = ri->prog;
|
|
rp->version = ri->vers;
|
|
rp->num = 0;
|
|
rp->min.secs = 0;
|
|
rp->min.nsecs = 0;
|
|
rp->max.secs = 0;
|
|
rp->max.nsecs = 0;
|
|
rp->tot.secs = 0;
|
|
rp->tot.nsecs = 0;
|
|
prog_list = rp;
|
|
} else if ((ri->prog == prog_list->program)
|
|
&& (ri->vers == prog_list->version)) {
|
|
rp = prog_list;
|
|
} else if ( (ri->prog < prog_list->program)
|
|
|| ((ri->prog == prog_list->program) && (ri->vers < prog_list->version))) {
|
|
/* we should be first entry in list */
|
|
rp = g_new(rpc_program_t, 1);
|
|
rp->next = prog_list;
|
|
rp->program = ri->prog;
|
|
rp->version = ri->vers;
|
|
rp->num = 0;
|
|
rp->min.secs = 0;
|
|
rp->min.nsecs = 0;
|
|
rp->max.secs = 0;
|
|
rp->max.nsecs = 0;
|
|
rp->tot.secs = 0;
|
|
rp->tot.nsecs = 0;
|
|
prog_list = rp;
|
|
} else {
|
|
/* we go somewhere else in the list */
|
|
for (rp=prog_list; rp; rp=rp->next) {
|
|
if ((rp->next)
|
|
&& (rp->next->program == ri->prog)
|
|
&& (rp->next->version == ri->vers)) {
|
|
rp = rp->next;
|
|
break;
|
|
}
|
|
if ((!rp->next)
|
|
|| (rp->next->program > ri->prog)
|
|
|| ( (rp->next->program == ri->prog)
|
|
&& (rp->next->version > ri->vers))) {
|
|
rpc_program_t *trp;
|
|
trp = g_new(rpc_program_t, 1);
|
|
trp->next = rp->next;
|
|
trp->program = ri->prog;
|
|
trp->version = ri->vers;
|
|
trp->num = 0;
|
|
trp->min.secs = 0;
|
|
trp->min.nsecs = 0;
|
|
trp->max.secs = 0;
|
|
trp->max.nsecs = 0;
|
|
trp->tot.secs = 0;
|
|
trp->tot.nsecs = 0;
|
|
rp->next = trp;
|
|
rp = trp;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* we are only interested in reply packets */
|
|
if (ri->request || !rp) {
|
|
return 0;
|
|
}
|
|
|
|
/* calculate time delta between request and reply */
|
|
nstime_delta(&delta, &pinfo->abs_ts, &ri->req_time);
|
|
|
|
if ((rp->max.secs == 0)
|
|
&& (rp->max.nsecs == 0) ) {
|
|
rp->max.secs = delta.secs;
|
|
rp->max.nsecs = delta.nsecs;
|
|
}
|
|
|
|
if ((rp->min.secs == 0)
|
|
&& (rp->min.nsecs == 0) ) {
|
|
rp->min.secs = delta.secs;
|
|
rp->min.nsecs = delta.nsecs;
|
|
}
|
|
|
|
if ( (delta.secs < rp->min.secs)
|
|
|| ( (delta.secs == rp->min.secs)
|
|
&& (delta.nsecs < rp->min.nsecs) ) ) {
|
|
rp->min.secs = delta.secs;
|
|
rp->min.nsecs = delta.nsecs;
|
|
}
|
|
|
|
if ( (delta.secs > rp->max.secs)
|
|
|| ( (delta.secs == rp->max.secs)
|
|
&& (delta.nsecs > rp->max.nsecs) ) ) {
|
|
rp->max.secs = delta.secs;
|
|
rp->max.nsecs = delta.nsecs;
|
|
}
|
|
|
|
rp->tot.secs += delta.secs;
|
|
rp->tot.nsecs += delta.nsecs;
|
|
if (rp->tot.nsecs > NANOSECS_PER_SEC) {
|
|
rp->tot.nsecs -= NANOSECS_PER_SEC;
|
|
rp->tot.secs++;
|
|
}
|
|
rp->num++;
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
static void
|
|
rpcprogs_draw(void *dummy _U_)
|
|
{
|
|
guint64 td;
|
|
rpc_program_t *rp;
|
|
char str[64];
|
|
|
|
printf("\n");
|
|
printf("==========================================================\n");
|
|
printf("ONC-RPC Program Statistics:\n");
|
|
printf("Program Version Calls Min SRT Max SRT Avg SRT\n");
|
|
for (rp = prog_list;rp;rp = rp->next) {
|
|
/* Only display procs with non-zero calls */
|
|
if (rp->num == 0) {
|
|
continue;
|
|
}
|
|
/* Scale the average SRT in units of 1us and round to the nearest us. */
|
|
td = ((guint64)(rp->tot.secs)) * NANOSECS_PER_SEC + rp->tot.nsecs;
|
|
td = ((td / rp->num) + 500) / 1000;
|
|
|
|
g_snprintf(str, sizeof(str), "%s(%d)", rpc_prog_name(rp->program), rp->program);
|
|
printf("%-15s %2u %6d %3d.%06d %3d.%06d %3" G_GINT64_MODIFIER "u.%06" G_GINT64_MODIFIER "u\n",
|
|
str,
|
|
rp->version,
|
|
rp->num,
|
|
(int)(rp->min.secs), (rp->min.nsecs+500)/1000,
|
|
(int)(rp->max.secs), (rp->max.nsecs+500)/1000,
|
|
td/MICROSECS_PER_SEC, td%MICROSECS_PER_SEC
|
|
);
|
|
}
|
|
printf("===================================================================\n");
|
|
}
|
|
|
|
|
|
static void
|
|
rpcprogs_init(const char *opt_arg _U_, void *userdata _U_)
|
|
{
|
|
GString *error_string;
|
|
|
|
if (already_enabled) {
|
|
return;
|
|
}
|
|
already_enabled = 1;
|
|
|
|
error_string = register_tap_listener("rpc", NULL, NULL, 0, NULL, rpcprogs_packet, rpcprogs_draw);
|
|
if (error_string) {
|
|
fprintf(stderr, "tshark: Couldn't register rpc,programs tap: %s\n",
|
|
error_string->str);
|
|
g_string_free(error_string, TRUE);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
static stat_tap_ui rpcprogs_ui = {
|
|
REGISTER_STAT_GROUP_GENERIC,
|
|
NULL,
|
|
"rpc,programs",
|
|
rpcprogs_init,
|
|
0,
|
|
NULL
|
|
};
|
|
|
|
void
|
|
register_tap_listener_rpcprogs(void)
|
|
{
|
|
register_stat_tap_ui(&rpcprogs_ui, NULL);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* tab-width: 8
|
|
* indent-tabs-mode: t
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
|
|
* :indentSize=8:tabSize=8:noTabs=false:
|
|
*/
|