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https://github.com/open5gs/open5gs.git
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9db907a56e
This commit showcases how to add diameter based metrics to an app. Follow-up commits will add further metrics for different diameter based interfaces.
88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/*
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* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <https://www.gnu.org/licenses/>.
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*/
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#if !defined(OGS_DIAMETER_INSIDE) && !defined(OGS_DIAMETER_COMPILATION)
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#error "This header cannot be included directly."
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#endif
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#ifndef OGS_DIAM_STATS_H
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#define OGS_DIAM_STATS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <sys/time.h>
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typedef struct ogs_diam_stats_s {
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unsigned long long nb_echoed; /* server */
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unsigned long long nb_sent; /* client */
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unsigned long long nb_recv; /* client */
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unsigned long long nb_errs; /* client */
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unsigned long shortest; /* fastest answer, in microseconds */
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unsigned long longest; /* slowest answer, in microseconds */
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unsigned long avg; /* average answer time, in microseconds */
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} ogs_diam_stats_t;
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typedef void (*ogs_diam_stats_update_cb)(const ogs_diam_stats_t *stats, const void *priv_stats);
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typedef struct ogs_diam_stats_ctx_s {
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#define FD_MODE_SERVER 0x1
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#define FD_MODE_CLIENT 0x2
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int mode; /* default FD_MODE_SERVER | FD_MODE_CLIENT */
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struct poll {
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ogs_timer_t *timer;
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ogs_time_t t_start; /* in usecs */
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ogs_time_t t_prev; /* in usecs */
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ogs_time_t t_interval; /* in usecs */
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} poll;
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ogs_diam_stats_t stats;
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void *priv_stats; /* if !NULL, allocated struct of size "priv_stats_size" */
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size_t priv_stats_size;
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void *priv_stats_copy; /* buffer where priv_state are copied and passed to update_cb */
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ogs_diam_stats_update_cb update_cb;
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pthread_mutex_t stats_lock;
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} ogs_diam_stats_ctx_t;
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int ogs_diam_stats_init(int mode, const ogs_diam_config_stats_t *config);
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void ogs_diam_stats_final(void);
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ogs_diam_stats_ctx_t* ogs_diam_stats_self(void);
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#define OGS_DIAM_STATS_ADD(field, val) ogs_diam_stats_self()->stats.field += val
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#define OGS_DIAM_STATS_INC(field) OGS_DIAM_STATS_ADD(field, 1)
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#define OGS_DIAM_STATS_MTX(code) \
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ogs_assert(pthread_mutex_lock(&ogs_diam_stats_self()->stats_lock) == 0); \
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{ code } \
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ogs_assert(pthread_mutex_unlock(&ogs_diam_stats_self()->stats_lock) == 0);
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int ogs_diam_stats_start(void);
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void ogs_diam_stats_update_cb_register(ogs_diam_stats_update_cb cb);
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void ogs_diam_stats_update_cb_unregister(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* OGS_DIAM_STATS_H */
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