open5gs/lib/diameter/common/logger.c
Pau Espin Pedrol b5d1e8ac61 diameter: split stats and logger modules
Those 2 modules actually share nothing in common, so they can be totally
separated, making it easy to improve diameter stats in follo-up patches.
2024-09-03 22:20:19 +09:00

91 lines
2.6 KiB
C

/*
* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
*
* This file is part of Open5GS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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, see <https://www.gnu.org/licenses/>.
*/
#include "ogs-diameter-common.h"
static struct fd_hook_hdl *logger_hdl = NULL;
static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER;
static ogs_diam_logger_user_handler user_handler = NULL;
static void ogs_diam_logger_cb(enum fd_hook_type type, struct msg * msg,
struct peer_hdr * peer, void * other, struct fd_hook_permsgdata *pmd,
void * regdata);
int ogs_diam_logger_init()
{
uint32_t mask_peers = HOOK_MASK( HOOK_PEER_CONNECT_SUCCESS );
CHECK_FCT( fd_hook_register(
mask_peers, ogs_diam_logger_cb, NULL, NULL, &logger_hdl) );
return 0;
}
void ogs_diam_logger_final()
{
if (logger_hdl) { CHECK_FCT_DO( fd_hook_unregister( logger_hdl ), ); }
}
void ogs_diam_logger_register(ogs_diam_logger_user_handler instance)
{
user_handler = instance;
}
void ogs_diam_logger_unregister(void)
{
user_handler = NULL;
}
/* The callback called when messages are received and sent */
static void ogs_diam_logger_cb(enum fd_hook_type type, struct msg * msg,
struct peer_hdr * peer, void * other, struct fd_hook_permsgdata *pmd,
void * regdata)
{
const char * peer_name = peer ? peer->info.pi_diamid : "<unknown peer>";
CHECK_POSIX_DO( pthread_mutex_lock(&mtx), );
if (user_handler)
{
user_handler(type, msg, peer, other, pmd, regdata);
}
switch (type) {
/* peers */
case HOOK_PEER_CONNECT_SUCCESS:
{
char protobuf[40];
if (peer) {
CHECK_FCT_DO(fd_peer_cnx_proto_info(peer, protobuf, sizeof(protobuf)), break );
} else {
protobuf[0] = '-';
protobuf[1] = '\0';
}
ogs_info("CONNECTED TO '%s' (%s):", peer_name, protobuf);
}
break;
default:
ogs_warn("Unknown type(%d)", type);
break;
}
CHECK_POSIX_DO( pthread_mutex_unlock(&mtx), );
}