#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdint.h>
#include <stdarg.h>
#include <inttypes.h>
#include <sys/queue.h>
#include <errno.h>
#include <signal.h>
#include "common.h"
#include "args.h"
#include "init.h"
#define PACKET_READ_SIZE 32
struct client_rx_buf {
struct rte_mbuf *buffer[PACKET_READ_SIZE];
uint16_t count;
};
static struct client_rx_buf *cl_rx_buf;
static const char *
get_printable_mac_addr(uint16_t
port)
{
static const char err_address[] = "00:00:00:00:00:00";
static char addresses[RTE_MAX_ETHPORTS][sizeof(err_address)];
return err_address;
if (
unlikely(addresses[port][0]==
'\0')){
snprintf(addresses[port], sizeof(addresses[port]),
"%02x:%02x:%02x:%02x:%02x:%02x\n",
mac.addr_bytes[0], mac.addr_bytes[1], mac.addr_bytes[2],
mac.addr_bytes[3], mac.addr_bytes[4], mac.addr_bytes[5]);
}
return addresses[port];
}
static void
do_stats_display(void)
{
unsigned i, j;
const char clr[] = { 27, '[', '2', 'J', '\0' };
const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' };
uint64_t port_tx[RTE_MAX_ETHPORTS], port_tx_drop[RTE_MAX_ETHPORTS];
uint64_t client_tx[MAX_CLIENTS], client_tx_drop[MAX_CLIENTS];
memset(port_tx, 0, sizeof(port_tx));
memset(port_tx_drop, 0, sizeof(port_tx_drop));
memset(client_tx, 0, sizeof(client_tx));
memset(client_tx_drop, 0, sizeof(client_tx_drop));
for (i = 0; i < num_clients; i++){
const volatile struct tx_stats *tx = &ports->tx_stats[i];
for (j = 0; j < ports->num_ports; j++){
const uint64_t tx_val = tx->tx[ports->id[j]];
const uint64_t drop_val = tx->tx_drop[ports->id[j]];
port_tx[j] += tx_val;
port_tx_drop[j] += drop_val;
client_tx[i] += tx_val;
client_tx_drop[i] += drop_val;
}
}
printf("%s%s", clr, topLeft);
printf("PORTS\n");
printf("-----\n");
for (i = 0; i < ports->num_ports; i++)
printf("Port %u: '%s'\t", (unsigned)ports->id[i],
get_printable_mac_addr(ports->id[i]));
printf("\n\n");
for (i = 0; i < ports->num_ports; i++){
printf("Port %u - rx: %9"PRIu64"\t"
"tx: %9"PRIu64"\n",
(unsigned)ports->id[i], ports->rx_stats.rx[i],
port_tx[i]);
}
printf("\nCLIENTS\n");
printf("-------\n");
for (i = 0; i < num_clients; i++){
const unsigned long long rx = clients[i].stats.rx;
const unsigned long long rx_drop = clients[i].stats.rx_drop;
printf("Client %2u - rx: %9llu, rx_drop: %9llu\n"
" tx: %9"PRIu64", tx_drop: %9"PRIu64"\n",
i, rx, rx_drop, client_tx[i], client_tx_drop[i]);
}
printf("\n");
}
static int
sleep_lcore(__attribute__((unused)) void *dummy)
{
const unsigned sleeptime = 1;
sleep(sleeptime * 3);
while (sleep(sleeptime) <= sleeptime)
do_stats_display();
}
return 0;
}
static void
clear_stats(void)
{
unsigned i;
for (i = 0; i < num_clients; i++)
clients[i].stats.rx = clients[i].stats.rx_drop = 0;
}
static void
flush_rx_queue(uint16_t client)
{
uint16_t j;
struct client *cl;
if (cl_rx_buf[client].count == 0)
return;
cl = &clients[client];
cl_rx_buf[client].count, NULL) == 0){
for (j = 0; j < cl_rx_buf[client].count; j++)
cl->stats.rx_drop += cl_rx_buf[client].count;
}
else
cl->stats.rx += cl_rx_buf[client].count;
cl_rx_buf[client].count = 0;
}
static inline void
enqueue_rx_packet(uint8_t client,
struct rte_mbuf *buf)
{
cl_rx_buf[client].buffer[cl_rx_buf[client].count++] = buf;
}
static void
struct rte_mbuf *pkts[], uint16_t rx_count)
{
uint16_t i;
uint8_t client = 0;
for (i = 0; i < rx_count; i++) {
enqueue_rx_packet(client, pkts[i]);
if (++client == num_clients)
client = 0;
}
for (i = 0; i < num_clients; i++)
flush_rx_queue(i);
}
static void
do_packet_forwarding(void)
{
unsigned port_num = 0;
for (;;) {
uint16_t rx_count;
buf, PACKET_READ_SIZE);
ports->rx_stats.rx[port_num] += rx_count;
process_packets(port_num, buf, rx_count);
if (++port_num == ports->num_ports)
port_num = 0;
}
}
static void
signal_handler(int signal)
{
uint16_t port_id;
if (signal == SIGINT)
}
exit(0);
}
int
main(int argc, char *argv[])
{
signal(SIGINT, signal_handler);
if (init(argc, argv) < 0 )
return -1;
RTE_LOG(INFO, APP,
"Finished Process Init.\n");
cl_rx_buf = calloc(num_clients, sizeof(cl_rx_buf[0]));
clear_stats();
do_packet_forwarding();
return 0;
}