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core_stats.c
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core_stats.c
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/*
* Copyright (C) 2006 Voice Sistem SRL
*
* This file is part of opensips, a free SIP server.
*
* opensips 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.
*
* opensips 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.
*
* History:
* ---------
* 2006-01-23 first version (bogdan)
* 2006-11-28 Added statistics for the number of bad URI's, methods, and
* proxy requests (Jeffrey Magder - SOMA Networks)
* 2009-04-23 NET and PKG statistics added (bogdan)
*/
/*!
* \file
* \brief OpenSIPS Core statistics
*/
#include <string.h>
#include "statistics.h"
#include "globals.h"
#include "pt.h"
#include "timer.h"
#include <sys/types.h>
#include <signal.h>
#include "socket_info.h"
#ifdef STATISTICS
/*************************** SIP statistics *********************************/
stat_var* rcv_reqs;
stat_var* rcv_rpls;
stat_var* fwd_reqs;
stat_var* fwd_rpls;
stat_var* drp_reqs;
stat_var* drp_rpls;
stat_var* err_reqs;
stat_var* err_rpls;
stat_var* bad_URIs;
stat_var* unsupported_methods;
stat_var* bad_msg_hdr;
stat_export_t core_stats[] = {
{"rcv_requests" , 0, &rcv_reqs },
{"rcv_replies" , 0, &rcv_rpls },
{"fwd_requests" , 0, &fwd_reqs },
{"fwd_replies" , 0, &fwd_rpls },
{"drop_requests" , 0, &drp_reqs },
{"drop_replies" , 0, &drp_rpls },
{"err_requests" , 0, &err_reqs },
{"err_replies" , 0, &err_rpls },
{"bad_URIs_rcvd", 0, &bad_URIs },
{"unsupported_methods", 0, &unsupported_methods },
{"bad_msg_hdr", 0, &bad_msg_hdr },
{"timestamp", STAT_IS_FUNC, (stat_var**)get_ticks }, {0,0,0}
};
/*************************** NET statistics *********************************/
static unsigned long net_get_wb_udp(unsigned short foo)
{
return get_total_bytes_waiting(PROTO_UDP);
}
static unsigned long net_get_wb_tcp(unsigned short foo)
{
return get_total_bytes_waiting(PROTO_TCP);
}
static unsigned long net_get_wb_tls(unsigned short foo)
{
return get_total_bytes_waiting(PROTO_TLS);
}
stat_export_t net_stats[] = {
{"waiting_udp" , STAT_IS_FUNC, (stat_var**)net_get_wb_udp },
{"waiting_tcp" , STAT_IS_FUNC, (stat_var**)net_get_wb_tcp },
{"waiting_tls" , STAT_IS_FUNC, (stat_var**)net_get_wb_tls },
{0,0,0}
};
/*************************** PKG statistics *********************************/
#ifdef PKG_MALLOC
static pkg_status_holder *pkg_status = NULL;
static time_t *marker_t = NULL;
static int no_pkg_status = 0;
pkg_status_holder * get_pkg_status_holder(int proc_id)
{
return (pkg_status && proc_id<no_pkg_status)?&(pkg_status[proc_id]):NULL;
}
static inline void signal_pkg_status(unsigned long proc_id)
{
time_t t;
t = time(NULL);
if (t>marker_t[proc_id]+1) {
if (pt[proc_id].pid) kill(pt[proc_id].pid, SIGUSR2);
marker_t[proc_id] = t;
usleep(20);
}
}
static unsigned long get_pkg_total_size( void* proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_TOTAL_SIZE_IDX];
}
static unsigned long get_pkg_used_size( void* proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_USED_SIZE_IDX];
}
static unsigned long get_pkg_real_used_size( void* proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_REAL_USED_SIZE_IDX];
}
static unsigned long get_pkg_max_used_size( void* proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_MAX_USED_SIZE_IDX];
}
static unsigned long get_pkg_free_size( void* proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_FREE_SIZE_IDX];
}
static unsigned long get_pkg_fragments( void*proc_id)
{
signal_pkg_status((unsigned long)proc_id);
return pkg_status[(unsigned long)proc_id][PKG_FRAGMENTS_SIZE_IDX];
}
int init_pkg_stats(int no_procs)
{
unsigned short n;
str n_str;
char *name;
LM_DBG("setting stats for %d processes\n",no_procs);
pkg_status = shm_malloc(no_procs*sizeof(pkg_status_holder));
marker_t = shm_malloc(no_procs*sizeof(time_t));
if (pkg_status==NULL || marker_t==NULL) {
LM_ERR("no more pkg mem for stats\n");
return -1;
}
memset( pkg_status, 0, no_procs*sizeof(pkg_status_holder));
memset( marker_t, 0, no_procs*sizeof(time_t));
no_pkg_status = no_procs;
/* build the stats and register them */
for( n=0 ; n<no_procs ; n++) {
n_str.s = int2str( n, &n_str.len);
if ( (name=build_stat_name( &n_str,"total_size"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_total_size,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
if ( (name=build_stat_name( &n_str,"used_size"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_used_size,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
if ( (name=build_stat_name( &n_str,"real_used_size"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_real_used_size,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
if ( (name=build_stat_name( &n_str,"max_used_size"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_max_used_size,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
if ( (name=build_stat_name( &n_str,"free_size"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_free_size,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
if ( (name=build_stat_name( &n_str,"fragments"))==0 ||
register_stat2("pkmem", name, (stat_var**)get_pkg_fragments,
STAT_NO_RESET|STAT_SHM_NAME|STAT_IS_FUNC, (void*)(long)n, 0)!=0 ) {
LM_ERR("failed to add stat variable\n");
return -1;
}
}
return 0;
}
#endif /* PKG */
#endif /* STATISTICS */