static int dpdk_events_preinit(void) {
DPDK_EVENTS_TRACE();
if (g_hc != NULL) {
/* already initialized if config callback was called before init callback */
DEBUG("dpdk_events_preinit: helper already initialized.");
return 0;
}
int ret =
dpdk_helper_init(DPDK_EVENTS_NAME, sizeof(dpdk_events_ctx_t), &g_hc);
if (ret != 0) {
ERROR(DPDK_EVENTS_PLUGIN ": failed to initialize %s helper(error: %s)",
DPDK_EVENTS_NAME, strerror(ret));
return ret;
}
dpdk_events_default_config();
dpdk_events_ctx_t *ec = DPDK_EVENTS_CTX_GET(g_hc);
for (int i = 0; i < RTE_MAX_ETHPORTS; i++) {
ec->link_info[i].link_status = ETH_LINK_NA;
}
for (int i = 0; i < RTE_KEEPALIVE_MAXCORES; i++) {
ec->core_info[i].lcore_state = ETH_LINK_NA;
}
return ret;
}
static int dpdk_stats_preinit(void) {
DPDK_STATS_TRACE();
if (g_hc != NULL) {
/* already initialized if config callback was called before init callback */
DEBUG("dpdk_stats_preinit: helper already initialized");
return 0;
}
int ret = dpdk_helper_init(g_shm_name, sizeof(dpdk_stats_ctx_t), &g_hc);
if (ret != 0) {
ERROR("%s: failed to initialize %s helper(error: %s)", DPDK_STATS_PLUGIN,
g_shm_name, STRERRNO);
return ret;
}
dpdk_stats_default_config();
return ret;
}
static int dpdk_stats_reinit_helper() {
DPDK_STATS_TRACE();
dpdk_stats_ctx_t *ctx = DPDK_STATS_CTX_GET(g_hc);
size_t data_size = sizeof(dpdk_stats_ctx_t) +
(ctx->stats_count * DPDK_STATS_CTX_GET_XSTAT_SIZE);
DEBUG("%s:%d helper reinit (new_size=%zu)", __FUNCTION__, __LINE__,
data_size);
dpdk_stats_ctx_t tmp_ctx;
dpdk_eal_config_t tmp_eal;
memcpy(&tmp_ctx, ctx, sizeof(dpdk_stats_ctx_t));
dpdk_helper_eal_config_get(g_hc, &tmp_eal);
dpdk_helper_shutdown(g_hc);
g_hc = NULL;
int ret;
ret = dpdk_helper_init(g_shm_name, data_size, &g_hc);
if (ret != 0) {
char errbuf[ERR_BUF_SIZE];
ERROR("%s: failed to initialize %s helper(error: %s)", DPDK_STATS_PLUGIN,
g_shm_name, sstrerror(errno, errbuf, sizeof(errbuf)));
return ret;
}
ctx = DPDK_STATS_CTX_GET(g_hc);
memcpy(ctx, &tmp_ctx, sizeof(dpdk_stats_ctx_t));
DPDK_STATS_CTX_INIT(ctx);
dpdk_helper_eal_config_set(g_hc, &tmp_eal);
return ret;
}