#include <stdio.h>
#include <getopt.h>
#define APP_MODE_FWD 0
#define APP_MODE_SRTCM_COLOR_BLIND 1
#define APP_MODE_SRTCM_COLOR_AWARE 2
#define APP_MODE_TRTCM_COLOR_BLIND 3
#define APP_MODE_TRTCM_COLOR_AWARE 4
#define APP_MODE APP_MODE_SRTCM_COLOR_BLIND
#include "main.h"
#define APP_PKT_FLOW_POS 33
#define APP_PKT_COLOR_POS 5
#if APP_PKT_FLOW_POS > 64 || APP_PKT_COLOR_POS > 64
#error Byte offset needs to be less than 64
#endif
#define NB_MBUF 8192
#define MEMPOOL_CACHE_SIZE 256
.split_hdr_size = 0,
.header_split = 0,
.hw_ip_checksum = 1,
.hw_vlan_filter = 0,
.jumbo_frame = 0,
.hw_strip_crc = 0,
},
.rx_adv_conf = {
.rss_conf = {
.rss_key = NULL,
.rss_hf = ETH_RSS_IP,
},
},
.txmode = {
},
};
#define NIC_RX_QUEUE_DESC 128
#define NIC_TX_QUEUE_DESC 512
#define NIC_RX_QUEUE 0
#define NIC_TX_QUEUE 0
#define PKT_RX_BURST_MAX 32
#define PKT_TX_BURST_MAX 32
#define TIME_TX_DRAIN 200000ULL
static uint8_t port_rx;
static uint8_t port_tx;
static struct rte_mbuf *pkts_rx[PKT_RX_BURST_MAX];
static struct rte_mbuf *pkts_tx[PKT_TX_BURST_MAX];
static uint16_t pkts_tx_len = 0;
{.
cir = 1000000 * 46, .cbs = 2048, .ebs = 2048},
};
{.
cir = 1000000 * 46, .pir = 1500000 * 46, .cbs = 2048, .pbs = 2048},
};
#define APP_FLOWS_MAX 256
FLOW_METER app_flows[APP_FLOWS_MAX];
static void
app_configure_flow_table(void)
{
uint32_t i, j;
for (i = 0, j = 0; i < APP_FLOWS_MAX; i ++, j = (j + 1) %
RTE_DIM(PARAMS)){
FUNC_CONFIG(&app_flows[i], &PARAMS[j]);
}
}
static inline void
app_set_pkt_color(uint8_t *pkt_data, enum policer_action color)
{
pkt_data[APP_PKT_COLOR_POS] = (uint8_t)color;
}
static inline int
app_pkt_handle(
struct rte_mbuf *pkt, uint64_t time)
{
uint8_t input_color, output_color;
uint8_t flow_id = (uint8_t)(pkt_data[APP_PKT_FLOW_POS] & (APP_FLOWS_MAX - 1));
input_color = pkt_data[APP_PKT_COLOR_POS];
enum policer_action action;
output_color = (uint8_t) FUNC_METER(&app_flows[flow_id], time, pkt_len,
action = policer_table[input_color][output_color];
app_set_pkt_color(pkt_data, action);
return action;
}
static __attribute__((noreturn)) int
main_loop(__attribute__((unused)) void *dummy)
{
uint64_t current_time, last_time = rte_rdtsc();
printf("Core %u: port RX = %d, port TX = %d\n", lcore_id, port_rx, port_tx);
while (1) {
uint64_t time_diff;
int i, nb_rx;
current_time = rte_rdtsc();
time_diff = current_time - last_time;
if (
unlikely(time_diff > TIME_TX_DRAIN)) {
int ret;
if (pkts_tx_len == 0) {
last_time = current_time;
continue;
}
for ( ; ret < pkts_tx_len; ret ++) {
}
}
pkts_tx_len = 0;
last_time = current_time;
}
for (i = 0; i < nb_rx; i ++) {
if (app_pkt_handle(pkt, current_time) == DROP)
else {
pkts_tx[pkts_tx_len] = pkt;
pkts_tx_len ++;
}
if (
unlikely(pkts_tx_len == PKT_TX_BURST_MAX)) {
for ( ; ret < PKT_TX_BURST_MAX; ret ++) {
}
}
pkts_tx_len = 0;
}
}
}
}
static void
print_usage(const char *prgname)
{
printf ("%s [EAL options] -- -p PORTMASK\n"
" -p PORTMASK: hexadecimal bitmask of ports to configure\n",
prgname);
}
static int
parse_portmask(const char *portmask)
{
char *end = NULL;
unsigned long pm;
pm = strtoul(portmask, &end, 16);
if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
return -1;
if (pm == 0)
return -1;
return pm;
}
static int
parse_args(int argc, char **argv)
{
int opt;
char **argvopt;
int option_index;
char *prgname = argv[0];
static struct option lgopts[] = {
{NULL, 0, 0, 0}
};
uint64_t port_mask, i, mask;
argvopt = argv;
while ((opt = getopt_long(argc, argvopt, "p:", lgopts, &option_index)) != EOF) {
switch (opt) {
case 'p':
port_mask = parse_portmask(optarg);
if (port_mask == 0) {
printf("invalid port mask (null port mask)\n");
print_usage(prgname);
return -1;
}
for (i = 0, mask = 1; i < 64; i ++, mask <<= 1){
if (mask & port_mask){
port_rx = i;
port_mask &= ~ mask;
break;
}
}
for (i = 0, mask = 1; i < 64; i ++, mask <<= 1){
if (mask & port_mask){
port_tx = i;
port_mask &= ~ mask;
break;
}
}
if (port_mask != 0) {
printf("invalid port mask (more than 2 ports)\n");
print_usage(prgname);
return -1;
}
break;
default:
print_usage(prgname);
return -1;
}
}
if (optind <= 1) {
print_usage(prgname);
return -1;
}
argv[optind-1] = prgname;
optind = 0;
return 0;
}
int
main(int argc, char **argv)
{
uint32_t lcore_id;
int ret;
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Invalid EAL parameters\n");
argc -= ret;
argv += ret;
rte_exit(EXIT_FAILURE,
"This application does not accept more than one core. "
"Please adjust the \"-c COREMASK\" parameter accordingly.\n");
}
ret = parse_args(argc, argv);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Invalid input arguments\n");
if (pool == NULL)
rte_exit(EXIT_FAILURE,
"Buffer pool creation error\n");
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d configuration error (%d)\n", port_rx, ret);
rte_eth_dev_socket_id(port_rx),
NULL, pool);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d RX queue setup error (%d)\n", port_rx, ret);
rte_eth_dev_socket_id(port_rx),
NULL);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d TX queue setup error (%d)\n", port_rx, ret);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d configuration error (%d)\n", port_tx, ret);
rte_eth_dev_socket_id(port_tx),
NULL, pool);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d RX queue setup error (%d)\n", port_tx, ret);
rte_eth_dev_socket_id(port_tx),
NULL);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d TX queue setup error (%d)\n", port_tx, ret);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d start error (%d)\n", port_rx, ret);
if (ret < 0)
rte_exit(EXIT_FAILURE,
"Port %d start error (%d)\n", port_tx, ret);
app_configure_flow_table();
return -1;
}
return 0;
}