670 lines
20 KiB
C
670 lines
20 KiB
C
/* sip_stat.c
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* sip_stat 2004 Martin Mathieson
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*
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* $Id$
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* Copied from http_stat.c
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <string.h>
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#include <gtk/gtk.h>
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#include <epan/packet_info.h>
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#include <epan/epan.h>
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#include "tap_menu.h"
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#include "simple_dialog.h"
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#include "ui_util.h"
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#include "dlg_utils.h"
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#include <epan/tap.h>
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#include "../register.h"
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#include <epan/dissectors/packet-sip.h>
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#include "../globals.h"
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#include "compat_macros.h"
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#include "../tap_dfilter_dlg.h"
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#include "tap_dfilter_dlg.h"
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#define SUM_STR_MAX 1024
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/* Used to keep track of the statistics for an entire program interface */
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typedef struct _sip_stats_t {
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char *filter;
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GtkWidget *win;
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GHashTable *hash_responses;
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GHashTable *hash_requests;
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guint32 packets; /* number of sip packets, including continuations */
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guint32 resent_packets;
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GtkWidget *packets_label;
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GtkWidget *resent_label;
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GtkWidget *request_box; /* container for INVITE, ... */
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GtkWidget *informational_table; /* Status code between 100 and 199 */
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GtkWidget *success_table; /* 200 and 299 */
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GtkWidget *redirection_table; /* 300 and 399 */
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GtkWidget *client_error_table; /* 400 and 499 */
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GtkWidget *server_errors_table; /* 500 and 599 */
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GtkWidget *global_failures_table; /* 600 and 699 */
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} sipstat_t;
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/* Used to keep track of the stats for a specific response code
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* for example it can be { 3, 404, "Not Found" ,...}
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* which means we captured 3 reply sip/1.1 404 Not Found */
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typedef struct _sip_response_code_t {
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guint32 packets; /* 3 */
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guint response_code; /* 404 */
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gchar *name; /* "Not Found" */
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GtkWidget *widget; /* Label where we display it */
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GtkWidget *table; /* Table in which we put it,
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e.g. client_error_table */
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sipstat_t *sp; /* Pointer back to main struct */
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} sip_response_code_t;
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/* Used to keep track of the stats for a specific request string */
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typedef struct _sip_request_method_t {
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gchar *response; /* eg. : INVITE */
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guint32 packets;
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GtkWidget *widget;
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sipstat_t *sp; /* Pointer back to main struct */
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} sip_request_method_t;
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/* TODO: extra codes to be added from SIP extensions? */
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static const value_string vals_status_code[] = {
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{ 100, "Trying"},
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{ 180, "Ringing"},
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{ 181, "Call Is Being Forwarded"},
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{ 182, "Queued"},
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{ 183, "Session Progress"},
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{ 199, "Informational - Others" },
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{ 200, "OK"},
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{ 202, "Accepted"},
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{ 299, "Success - Others"}, /* used to keep track of other Success packets */
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{ 300, "Multiple Choices"},
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{ 301, "Moved Permanently"},
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{ 302, "Moved Temporarily"},
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{ 305, "Use Proxy"},
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{ 380, "Alternative Service"},
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{ 399, "Redirection - Others"},
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{ 400, "Bad Request"},
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{ 401, "Unauthorized"},
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{ 402, "Payment Required"},
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{ 403, "Forbidden"},
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{ 404, "Not Found"},
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{ 405, "Method Not Allowed"},
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{ 406, "Not Acceptable"},
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{ 407, "Proxy Authentication Required"},
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{ 408, "Request Timeout"},
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{ 410, "Gone"},
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{ 413, "Request Entity Too Large"},
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{ 414, "Request-URI Too Long"},
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{ 415, "Unsupported Media Type"},
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{ 416, "Unsupported URI Scheme"},
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{ 420, "Bad Extension"},
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{ 421, "Extension Required"},
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{ 423, "Interval Too Brief"},
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{ 480, "Temporarily Unavailable"},
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{ 481, "Call/Transaction Does Not Exist"},
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{ 482, "Loop Detected"},
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{ 483, "Too Many Hops"},
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{ 484, "Address Incomplete"},
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{ 485, "Ambiguous"},
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{ 486, "Busy Here"},
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{ 487, "Request Terminated"},
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{ 488, "Not Acceptable Here"},
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{ 489, "Bad Event"},
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{ 491, "Request Pending"},
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{ 493, "Undecipherable"},
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{ 499, "Client Error - Others"},
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{ 500, "Server Internal Error"},
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{ 501, "Not Implemented"},
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{ 502, "Bad Gateway"},
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{ 503, "Service Unavailable"},
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{ 504, "Server Time-out"},
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{ 505, "Version Not Supported"},
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{ 513, "Message Too Large"},
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{ 599, "Server Error - Others"},
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{ 600, "Busy Everywhere"},
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{ 603, "Decline"},
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{ 604, "Does Not Exist Anywhere"},
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{ 606, "Not Acceptable"},
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{ 699, "Global Failure - Others"},
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{ 0, NULL}
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};
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/* Create tables for responses and requests */
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static void
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sip_init_hash(sipstat_t *sp)
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{
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int i;
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/* Create responses table */
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sp->hash_responses = g_hash_table_new(g_int_hash, g_int_equal);
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/* Add all response codes */
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for (i=0 ; vals_status_code[i].strptr ; i++)
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{
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gint *key = g_malloc (sizeof(gint));
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sip_response_code_t *sc = g_malloc (sizeof(sip_response_code_t));
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*key = vals_status_code[i].value;
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sc->packets=0;
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sc->response_code = *key;
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sc->name=vals_status_code[i].strptr;
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sc->widget=NULL;
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sc->table=NULL;
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sc->sp = sp;
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g_hash_table_insert(sc->sp->hash_responses, key, sc);
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}
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/* Create empty requests table */
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sp->hash_requests = g_hash_table_new(g_str_hash, g_str_equal);
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}
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/* Draw the entry for an individual request message */
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static void
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sip_draw_hash_requests(gchar *key _U_ , sip_request_method_t *data, gchar * unused _U_)
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{
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gchar string_buff[SUM_STR_MAX];
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if (data->packets==0)
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{
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return;
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}
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/* Build string showing method and count */
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g_snprintf(string_buff, sizeof(string_buff),
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" %-11s : %3d packets", data->response, data->packets);
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if (data->widget==NULL)
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{
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/* Create new label */
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data->widget=gtk_label_new(string_buff);
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gtk_misc_set_alignment(GTK_MISC(data->widget), 0.0, 0.5);
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gtk_box_pack_start(GTK_BOX(data->sp->request_box), data->widget,FALSE,FALSE, 0);
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gtk_widget_show(data->widget);
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}
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else
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{
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/* Update existing label */
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gtk_label_set(GTK_LABEL(data->widget), string_buff);
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}
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}
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/* Draw an individual response entry */
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static void
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sip_draw_hash_responses(gint * key _U_ , sip_response_code_t *data, gchar * unused _U_)
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{
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gchar string_buff[SUM_STR_MAX];
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if (data==NULL)
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{
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g_warning("C'est quoi ce borderl key=%d\n", *key);
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}
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if (data->packets==0)
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{
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return;
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}
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/* Create an entry in the relevant box of the window */
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if (data->widget==NULL)
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{
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guint16 x;
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GtkWidget *tmp;
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guint i = data->response_code;
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/* Out of valid range - ignore */
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if ((i<100)||(i>=700))
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{
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return;
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}
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/* Find the table matching the code */
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if (i<200)
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{
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data->table = data->sp->informational_table;
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}
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else if (i<300)
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{
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data->table = data->sp->success_table;
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}
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else if (i<400)
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{
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data->table = data->sp->redirection_table;
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}
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else if (i<500)
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{
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data->table = data->sp->client_error_table;
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}
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else if (i < 600)
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{
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data->table = data->sp->server_errors_table;
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}
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else
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{
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data->table = data->sp->global_failures_table;
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}
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/* Get number of rows in table */
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x = GTK_TABLE(data->table)->nrows;
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/* Create a new label with this response, e.g. "SIP 180 Ringing" */
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g_snprintf(string_buff, sizeof(string_buff),
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"SIP %3d %s ", data->response_code, data->name);
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tmp = gtk_label_new(string_buff);
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/* Insert the label in the correct place in the table */
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gtk_table_attach_defaults(GTK_TABLE(data->table), tmp, 0, 1, x, x+1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_LEFT);
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gtk_widget_show(tmp);
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/* Show number of packets */
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g_snprintf(string_buff, sizeof(string_buff), "%9d", data->packets);
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data->widget=gtk_label_new(string_buff);
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/* Show this widget in the right place */
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gtk_table_attach_defaults(GTK_TABLE(data->table), data->widget, 1, 2,x,x+1);
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gtk_label_set_justify(GTK_LABEL(data->widget), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(data->widget);
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gtk_table_resize(GTK_TABLE(data->table), x+1, 4);
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} else
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{
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/* Just update the existing label string */
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g_snprintf(string_buff, sizeof(string_buff), "%9d", data->packets);
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gtk_label_set(GTK_LABEL(data->widget), string_buff);
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}
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}
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static void
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sip_free_hash(gpointer key, gpointer value, gpointer user_data _U_)
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{
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g_free(key);
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g_free(value);
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}
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static void
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sip_reset_hash_responses(gchar *key _U_ , sip_response_code_t *data, gpointer ptr _U_)
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{
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data->packets = 0;
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}
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static void
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sip_reset_hash_requests(gchar *key _U_ , sip_request_method_t *data, gpointer ptr _U_)
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{
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data->packets = 0;
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}
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static void
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sipstat_reset(void *psp)
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{
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sipstat_t *sp = psp;
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if (sp)
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{
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sp->packets = 0;
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sp->resent_packets = 0;
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g_hash_table_foreach(sp->hash_responses, (GHFunc)sip_reset_hash_responses, NULL);
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g_hash_table_foreach(sp->hash_requests, (GHFunc)sip_reset_hash_requests, NULL);
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}
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}
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/* Main entry point to SIP tap */
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static int
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sipstat_packet(void *psp, packet_info *pinfo _U_, epan_dissect_t *edt _U_, void *pri)
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{
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sip_info_value_t *value=pri;
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sipstat_t *sp = (sipstat_t *)psp;
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/* Total number of packets, including continuation packets */
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sp->packets++;
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/* Update resent count if flag set */
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if (value->resend)
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{
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sp->resent_packets++;
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}
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/* Looking at both requests and responses */
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if (value->response_code != 0)
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{
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/* Responses */
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guint *key = g_malloc(sizeof(guint));
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sip_response_code_t *sc;
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/* Look up response code in hash table */
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*key = value->response_code;
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sc = g_hash_table_lookup(sp->hash_responses, key);
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if (sc==NULL)
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{
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/* Non-standard status code ; we classify it as others
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* in the relevant category
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* (Informational,Success,Redirection,Client Error,Server Error,Global Failure)
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*/
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int i = value->response_code;
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if ((i<100) || (i>=700))
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{
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/* Forget about crazy values */
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return 0;
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}
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else if (i<200)
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{
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*key=199; /* Hopefully, this status code will never be used */
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}
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else if (i<300)
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{
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*key=299;
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}
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else if (i<400)
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{
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*key=399;
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}
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else if (i<500)
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{
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*key=499;
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}
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else if (i<600)
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{
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*key=599;
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}
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else
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{
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*key = 699;
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}
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/* Now look up this fallback code to get its text description */
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sc = g_hash_table_lookup(sp->hash_responses, key);
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if (sc==NULL)
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{
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return 0;
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}
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}
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sc->packets++;
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}
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else if (value->request_method)
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{
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/* Requests */
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sip_request_method_t *sc;
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/* Look up the request method in the table */
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sc = g_hash_table_lookup(sp->hash_requests, value->request_method);
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if (sc == NULL)
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{
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/* First of this type. Create structure and initialise */
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sc=g_malloc(sizeof(sip_request_method_t));
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sc->response = g_strdup(value->request_method);
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sc->packets = 1;
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sc->widget = NULL;
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sc->sp = sp;
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/* Insert it into request table */
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g_hash_table_insert(sp->hash_requests, sc->response, sc);
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}
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else
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{
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/* Already existed, just update count for that method */
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sc->packets++;
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}
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/* g_free(value->request_method); */
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}
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else
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{
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/* No request method set. Just ignore */
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return 0;
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}
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return 1;
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}
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/* Redraw the whole stats window */
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static void
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sipstat_draw(void *psp)
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{
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gchar string_buff[SUM_STR_MAX];
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sipstat_t *sp=psp;
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/* Set summary label */
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g_snprintf(string_buff, sizeof(string_buff),
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"SIP stats (%d packets)", sp->packets);
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gtk_label_set(GTK_LABEL(sp->packets_label), string_buff);
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/* Set resend count label */
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g_snprintf(string_buff, sizeof(string_buff),
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"(%d resent packets)", sp->resent_packets);
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gtk_label_set(GTK_LABEL(sp->resent_label), string_buff);
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/* Draw responses and requests from their tables */
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g_hash_table_foreach(sp->hash_responses, (GHFunc)sip_draw_hash_responses, NULL);
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g_hash_table_foreach(sp->hash_requests, (GHFunc)sip_draw_hash_requests, NULL);
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gtk_widget_show_all(sp->win);
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}
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/* since the gtk2 implementation of tap is multithreaded we must protect
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* remove_tap_listener() from modifying the list while draw_tap_listener()
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* is running. the other protected block is in main.c
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*
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* there should not be any other critical regions in gtk2
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*/
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void protect_thread_critical_region(void);
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void unprotect_thread_critical_region(void);
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/* When window is destroyed, clean up */
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static void
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win_destroy_cb(GtkWindow *win _U_, gpointer data)
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{
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sipstat_t *sp=(sipstat_t *)data;
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protect_thread_critical_region();
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remove_tap_listener(sp);
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unprotect_thread_critical_region();
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g_hash_table_foreach(sp->hash_responses, (GHFunc)sip_free_hash, NULL);
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g_hash_table_destroy(sp->hash_responses);
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g_hash_table_foreach(sp->hash_requests, (GHFunc)sip_free_hash, NULL);
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g_hash_table_destroy(sp->hash_requests);
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g_free(sp->filter);
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g_free(sp);
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}
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/* Create a new instance of gtk_sipstat. */
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static void
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gtk_sipstat_init(char *optarg)
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{
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sipstat_t *sp;
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char *filter = NULL;
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GString *error_string;
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char *title = NULL;
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GtkWidget *main_vb, *separator,
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*informational_fr, *success_fr, *redirection_fr,
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*client_errors_fr, *server_errors_fr, *global_failures_fr,
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*request_fr;
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GtkWidget *bt_close;
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GtkWidget *bbox;
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if (strncmp (optarg, "sip,stat,", 9) == 0)
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{
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/* Skip those characters from filter to display */
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filter=optarg + 9;
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}
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else
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{
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/* No filter */
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filter = NULL;
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}
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/* Create sip stats window structure */
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sp = g_malloc(sizeof(sipstat_t));
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sp->win = window_new(GTK_WINDOW_TOPLEVEL, "sip-stat");
|
|
|
|
/* Set title to include any filter given */
|
|
if (filter)
|
|
{
|
|
sp->filter = g_strdup(filter);
|
|
title = g_strdup_printf("SIP statistics with filter: %s", filter);
|
|
}
|
|
else
|
|
{
|
|
sp->filter = NULL;
|
|
title = g_strdup("SIP statistics");
|
|
}
|
|
|
|
gtk_window_set_title(GTK_WINDOW(sp->win), title);
|
|
g_free(title);
|
|
|
|
|
|
/* Create container for all widgets */
|
|
main_vb = gtk_vbox_new(FALSE, 12);
|
|
gtk_container_border_width(GTK_CONTAINER(main_vb), 12);
|
|
gtk_container_add(GTK_CONTAINER(sp->win), main_vb);
|
|
|
|
/* Initialise & show number of packets */
|
|
sp->packets = 0;
|
|
sp->packets_label = gtk_label_new("SIP stats (0 SIP packets)");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), sp->packets_label);
|
|
|
|
sp->resent_packets = 0;
|
|
sp->resent_label = gtk_label_new("(0 resent packets)");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), sp->resent_label);
|
|
gtk_widget_show(sp->resent_label);
|
|
|
|
|
|
/* Informational response frame */
|
|
informational_fr = gtk_frame_new("Informational SIP 1xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), informational_fr);
|
|
|
|
/* Information table (within that frame) */
|
|
sp->informational_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(informational_fr), sp->informational_table);
|
|
|
|
/* Success table and frame */
|
|
success_fr = gtk_frame_new ("Success SIP 2xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), success_fr);
|
|
|
|
sp->success_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(success_fr), sp->success_table);
|
|
|
|
/* Redirection table and frame */
|
|
redirection_fr = gtk_frame_new ("Redirection SIP 3xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), redirection_fr);
|
|
|
|
sp->redirection_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(redirection_fr), sp->redirection_table);
|
|
|
|
/* Client Errors table and frame */
|
|
client_errors_fr = gtk_frame_new("Client errors SIP 4xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), client_errors_fr);
|
|
|
|
sp->client_error_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(client_errors_fr), sp->client_error_table);
|
|
|
|
/* Server Errors table and frame */
|
|
server_errors_fr = gtk_frame_new("Server errors SIP 5xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), server_errors_fr);
|
|
|
|
sp->server_errors_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(server_errors_fr), sp->server_errors_table);
|
|
|
|
/* Global Failures table and frame */
|
|
global_failures_fr = gtk_frame_new("Global failures SIP 6xx");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), global_failures_fr);
|
|
|
|
sp->global_failures_table = gtk_table_new(0, 2, FALSE);
|
|
gtk_container_add(GTK_CONTAINER(global_failures_fr), sp->global_failures_table);
|
|
|
|
|
|
/* Separator between requests and responses */
|
|
separator = gtk_hseparator_new();
|
|
gtk_container_add(GTK_CONTAINER(main_vb), separator);
|
|
|
|
/* Request table and frame */
|
|
request_fr = gtk_frame_new("List of request methods");
|
|
gtk_container_add(GTK_CONTAINER(main_vb), request_fr);
|
|
gtk_container_border_width(GTK_CONTAINER(request_fr), 0);
|
|
|
|
sp->request_box = gtk_vbox_new(FALSE, 10);
|
|
gtk_container_add(GTK_CONTAINER(request_fr), sp->request_box);
|
|
|
|
|
|
/* Register this tap listener now */
|
|
error_string = register_tap_listener("sip",
|
|
sp,
|
|
filter,
|
|
sipstat_reset,
|
|
sipstat_packet,
|
|
sipstat_draw);
|
|
if (error_string)
|
|
{
|
|
/* Error. We failed to attach to the tap. Clean up */
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
|
|
g_free(sp->filter);
|
|
g_free(sp);
|
|
g_string_free(error_string, TRUE);
|
|
return;
|
|
}
|
|
|
|
/* Button row. */
|
|
bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
|
|
gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 0);
|
|
|
|
bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
|
|
window_set_cancel_button(sp->win, bt_close, window_cancel_button_cb);
|
|
|
|
SIGNAL_CONNECT(sp->win, "delete_event", window_delete_event_cb, NULL);
|
|
SIGNAL_CONNECT(sp->win, "destroy", win_destroy_cb, sp);
|
|
|
|
/* Display up-to-date contents */
|
|
gtk_widget_show_all(sp->win);
|
|
window_present(sp->win);
|
|
|
|
sip_init_hash(sp);
|
|
retap_packets(&cfile);
|
|
}
|
|
|
|
static tap_dfilter_dlg sip_stat_dlg = {
|
|
"SIP Packet Counter",
|
|
"sip,stat",
|
|
gtk_sipstat_init,
|
|
-1
|
|
};
|
|
|
|
/* Register this tap listener and add menu item. */
|
|
void
|
|
register_tap_listener_gtksipstat(void)
|
|
{
|
|
register_ethereal_tap("sip,stat", gtk_sipstat_init);
|
|
|
|
register_tap_menu_item("SIP", REGISTER_TAP_GROUP_NONE,
|
|
gtk_tap_dfilter_dlg_cb, NULL, NULL, &(sip_stat_dlg));
|
|
}
|