122 lines
2.5 KiB
C
122 lines
2.5 KiB
C
|
/* SPDX-License-Identifier: BSD-3-Clause
|
||
|
|
* Copyright(c) 2018 Intel Corporation
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <pthread.h>
|
||
|
|
|
||
|
|
#include <rte_eal.h>
|
||
|
|
#include <rte_ethdev.h>
|
||
|
|
#include <rte_metrics.h>
|
||
|
|
#include <rte_option.h>
|
||
|
|
|
||
|
|
#include "rte_telemetry.h"
|
||
|
|
#include "rte_telemetry_internal.h"
|
||
|
|
|
||
|
|
#define SLEEP_TIME 10
|
||
|
|
|
||
|
|
static telemetry_impl *static_telemetry;
|
||
|
|
|
||
|
|
static int32_t
|
||
|
|
rte_telemetry_run(void *userdata)
|
||
|
|
{
|
||
|
|
struct telemetry_impl *telemetry = userdata;
|
||
|
|
|
||
|
|
if (telemetry == NULL) {
|
||
|
|
TELEMETRY_LOG_WARN("TELEMETRY could not be initialised");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
*rte_telemetry_run_thread_func(void *userdata)
|
||
|
|
{
|
||
|
|
int ret;
|
||
|
|
struct telemetry_impl *telemetry = userdata;
|
||
|
|
|
||
|
|
if (telemetry == NULL) {
|
||
|
|
TELEMETRY_LOG_ERR("%s passed a NULL instance", __func__);
|
||
|
|
pthread_exit(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
while (telemetry->thread_status) {
|
||
|
|
rte_telemetry_run(telemetry);
|
||
|
|
ret = usleep(SLEEP_TIME);
|
||
|
|
if (ret < 0)
|
||
|
|
TELEMETRY_LOG_ERR("Calling thread could not be put to sleep");
|
||
|
|
}
|
||
|
|
pthread_exit(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
int32_t __rte_experimental
|
||
|
|
rte_telemetry_init()
|
||
|
|
{
|
||
|
|
int ret;
|
||
|
|
pthread_attr_t attr;
|
||
|
|
const char *telemetry_ctrl_thread = "telemetry";
|
||
|
|
|
||
|
|
if (static_telemetry) {
|
||
|
|
TELEMETRY_LOG_WARN("TELEMETRY structure already initialised");
|
||
|
|
return -EALREADY;
|
||
|
|
}
|
||
|
|
|
||
|
|
static_telemetry = calloc(1, sizeof(struct telemetry_impl));
|
||
|
|
if (static_telemetry == NULL) {
|
||
|
|
TELEMETRY_LOG_ERR("Memory could not be allocated");
|
||
|
|
return -ENOMEM;
|
||
|
|
}
|
||
|
|
|
||
|
|
static_telemetry->socket_id = rte_socket_id();
|
||
|
|
rte_metrics_init(static_telemetry->socket_id);
|
||
|
|
|
||
|
|
ret = pthread_attr_init(&attr);
|
||
|
|
if (ret != 0) {
|
||
|
|
TELEMETRY_LOG_ERR("Pthread attribute init failed");
|
||
|
|
return -EPERM;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret = rte_ctrl_thread_create(&static_telemetry->thread_id,
|
||
|
|
telemetry_ctrl_thread, &attr, rte_telemetry_run_thread_func,
|
||
|
|
(void *)static_telemetry);
|
||
|
|
static_telemetry->thread_status = 1;
|
||
|
|
|
||
|
|
if (ret < 0) {
|
||
|
|
ret = rte_telemetry_cleanup();
|
||
|
|
if (ret < 0)
|
||
|
|
TELEMETRY_LOG_ERR("TELEMETRY cleanup failed");
|
||
|
|
return -EPERM;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int32_t __rte_experimental
|
||
|
|
rte_telemetry_cleanup(void)
|
||
|
|
{
|
||
|
|
struct telemetry_impl *telemetry = static_telemetry;
|
||
|
|
telemetry->thread_status = 0;
|
||
|
|
pthread_join(telemetry->thread_id, NULL);
|
||
|
|
free(telemetry);
|
||
|
|
static_telemetry = NULL;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int telemetry_log_level;
|
||
|
|
|
||
|
|
static struct rte_option option = {
|
||
|
|
.opt_str = "--telemetry",
|
||
|
|
.cb = &rte_telemetry_init,
|
||
|
|
.enabled = 0
|
||
|
|
};
|
||
|
|
|
||
|
|
RTE_INIT(rte_telemetry_register)
|
||
|
|
{
|
||
|
|
telemetry_log_level = rte_log_register("lib.telemetry");
|
||
|
|
if (telemetry_log_level >= 0)
|
||
|
|
rte_log_set_level(telemetry_log_level, RTE_LOG_ERR);
|
||
|
|
|
||
|
|
rte_option_register(&option);
|
||
|
|
}
|