examples/bond/main.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2015 Intel Corporation
   3  */
   4
   5 #include <stdint.h>
   6 #include <sys/queue.h>
   7 #include <sys/socket.h>
   8 #include <stdlib.h>
   9 #include <string.h>
  10 #include <stdio.h>
  11 #include <assert.h>
  12 #include <errno.h>
  13 #include <signal.h>
  14 #include <stdarg.h>
  15 #include <inttypes.h>
  16 #include <getopt.h>
  17 #include <termios.h>
  18 #include <unistd.h>
  19 #include <pthread.h>
  20
  21 #include <rte_common.h>
  22 #include <rte_log.h>
  23 #include <rte_memory.h>
  24 #include <rte_memcpy.h>
  25 #include <rte_eal.h>
  26 #include <rte_launch.h>
  27 #include <rte_atomic.h>
  28 #include <rte_cycles.h>
  29 #include <rte_prefetch.h>
  30 #include <rte_lcore.h>
  31 #include <rte_per_lcore.h>
  32 #include <rte_branch_prediction.h>
  33 #include <rte_interrupts.h>
  34 #include <rte_random.h>
  35 #include <rte_debug.h>
  36 #include <rte_ether.h>
  37 #include <rte_ethdev.h>
  38 #include <rte_mempool.h>
  39 #include <rte_mbuf.h>
  40 #include <rte_ip.h>
  41 #include <rte_tcp.h>
  42 #include <rte_arp.h>
  43 #include <rte_spinlock.h>
  44
  45 #include <cmdline_rdline.h>
  46 #include <cmdline_parse.h>
  47 #include <cmdline_parse_num.h>
  48 #include <cmdline_parse_string.h>
  49 #include <cmdline_parse_ipaddr.h>
  50 #include <cmdline_parse_etheraddr.h>
  51 #include <cmdline_socket.h>
  52 #include <cmdline.h>
  53
  54 #include "main.h"
  55
  56 #include <rte_devargs.h>
  57
  58
  59 #include "rte_byteorder.h"
  60 #include "rte_cpuflags.h"
  61 #include "rte_eth_bond.h"
  62
  63 #define RTE_LOGTYPE_DCB RTE_LOGTYPE_USER1
  64
  65 #define NB_MBUF   (1024*8)
  66
  67 #define MAX_PKT_BURST 32
  68 #define BURST_TX_DRAIN_US 100      /* TX drain every ~100us */
  69 #define BURST_RX_INTERVAL_NS (10) /* RX poll interval ~100ns */
  70
  71 /*
  72  * RX and TX Prefetch, Host, and Write-back threshold values should be
  73  * carefully set for optimal performance. Consult the network
  74  * controller's datasheet and supporting DPDK documentation for guidance
  75  * on how these parameters should be set.
  76  */
  77 #define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */
  78 #define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */
  79 #define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */
  80 #define RX_FTHRESH (MAX_PKT_BURST * 2)/**< Default values of RX free threshold reg. */
  81
  82 /*
  83  * These default values are optimized for use with the Intel(R) 82599 10 GbE
  84  * Controller and the DPDK ixgbe PMD. Consider using other values for other
  85  * network controllers and/or network drivers.
  86  */
  87 #define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */
  88 #define TX_HTHRESH 0  /**< Default values of TX host threshold reg. */
  89 #define TX_WTHRESH 0  /**< Default values of TX write-back threshold reg. */
  90
  91 /*
  92  * Configurable number of RX/TX ring descriptors
  93  */
  94 #define RTE_RX_DESC_DEFAULT 1024
  95 #define RTE_TX_DESC_DEFAULT 1024
  96
  97 #define BOND_IP_1       7
  98 #define BOND_IP_2       0
  99 #define BOND_IP_3       0
 100 #define BOND_IP_4       10
 101
 102 /* not defined under linux */
 103 #ifndef NIPQUAD
 104 #define NIPQUAD_FMT "%u.%u.%u.%u"
 105 #endif
 106
 107 #define MAX_PORTS       4
 108 #define PRINT_MAC(addr)         printf("%02"PRIx8":%02"PRIx8":%02"PRIx8 \
 109                 ":%02"PRIx8":%02"PRIx8":%02"PRIx8,      \
 110                 addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2], \
 111                 addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5])
 112
 113 uint16_t slaves[RTE_MAX_ETHPORTS];
 114 uint16_t slaves_count;
 115
 116 static uint16_t BOND_PORT = 0xffff;
 117
 118 static struct rte_mempool *mbuf_pool;
 119
 120 static struct rte_eth_conf port_conf = {
 121         .rxmode = {
 122                 .mq_mode = ETH_MQ_RX_NONE,
 123                 .max_rx_pkt_len = ETHER_MAX_LEN,
 124                 .split_hdr_size = 0,
 125         },
 126         .rx_adv_conf = {
 127                 .rss_conf = {
 128                         .rss_key = NULL,
 129                         .rss_hf = ETH_RSS_IP,
 130                 },
 131         },
 132         .txmode = {
 133                 .mq_mode = ETH_MQ_TX_NONE,
 134         },
 135 };
 136
 137 static void
 138 slave_port_init(uint16_t portid, struct rte_mempool *mbuf_pool)
 139 {
 140         int retval;
 141         uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
 142         uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
 143         struct rte_eth_dev_info dev_info;
 144         struct rte_eth_rxconf rxq_conf;
 145         struct rte_eth_txconf txq_conf;
 146         struct rte_eth_conf local_port_conf = port_conf;
 147
 148         if (!rte_eth_dev_is_valid_port(portid))
 149                 rte_exit(EXIT_FAILURE, "Invalid port\n");
 150
 151         rte_eth_dev_info_get(portid, &dev_info);
 152         if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 153                 local_port_conf.txmode.offloads |=
 154                         DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 155
 156         local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
 157                 dev_info.flow_type_rss_offloads;
 158         if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
 159                         port_conf.rx_adv_conf.rss_conf.rss_hf) {
 160                 printf("Port %u modified RSS hash function based on hardware support,"
 161                         "requested:%#"PRIx64" configured:%#"PRIx64"\n",
 162                         portid,
 163                         port_conf.rx_adv_conf.rss_conf.rss_hf,
 164                         local_port_conf.rx_adv_conf.rss_conf.rss_hf);
 165         }
 166
 167         retval = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
 168         if (retval != 0)
 169                 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
 170                                 portid, retval);
 171
 172         retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
 173         if (retval != 0)
 174                 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
 175                                 "failed (res=%d)\n", portid, retval);
 176
 177         /* RX setup */
 178         rxq_conf = dev_info.default_rxconf;
 179         rxq_conf.offloads = local_port_conf.rxmode.offloads;
 180         retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
 181                                         rte_eth_dev_socket_id(portid),
 182                                         &rxq_conf,
 183                                         mbuf_pool);
 184         if (retval < 0)
 185                 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
 186                                 portid, retval);
 187
 188         /* TX setup */
 189         txq_conf = dev_info.default_txconf;
 190         txq_conf.offloads = local_port_conf.txmode.offloads;
 191         retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
 192                                 rte_eth_dev_socket_id(portid), &txq_conf);
 193
 194         if (retval < 0)
 195                 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
 196                                 portid, retval);
 197
 198         retval  = rte_eth_dev_start(portid);
 199         if (retval < 0)
 200                 rte_exit(retval,
 201                                 "Start port %d failed (res=%d)",
 202                                 portid, retval);
 203
 204         struct rte_ether_addr addr;
 205
 206         rte_eth_macaddr_get(portid, &addr);
 207         printf("Port %u MAC: ", portid);
 208         PRINT_MAC(addr);
 209         printf("\n");
 210 }
 211
 212 static void
 213 bond_port_init(struct rte_mempool *mbuf_pool)
 214 {
 215         int retval;
 216         uint8_t i;
 217         uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
 218         uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
 219         struct rte_eth_dev_info dev_info;
 220         struct rte_eth_rxconf rxq_conf;
 221         struct rte_eth_txconf txq_conf;
 222         struct rte_eth_conf local_port_conf = port_conf;
 223         uint16_t wait_counter = 20;
 224
 225         retval = rte_eth_bond_create("net_bonding0", BONDING_MODE_ALB,
 226                         0 /*SOCKET_ID_ANY*/);
 227         if (retval < 0)
 228                 rte_exit(EXIT_FAILURE,
 229                                 "Faled to create bond port\n");
 230
 231         BOND_PORT = retval;
 232
 233         rte_eth_dev_info_get(BOND_PORT, &dev_info);
 234         if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 235                 local_port_conf.txmode.offloads |=
 236                         DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 237         retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &local_port_conf);
 238         if (retval != 0)
 239                 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
 240                                 BOND_PORT, retval);
 241
 242         retval = rte_eth_dev_adjust_nb_rx_tx_desc(BOND_PORT, &nb_rxd, &nb_txd);
 243         if (retval != 0)
 244                 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
 245                                 "failed (res=%d)\n", BOND_PORT, retval);
 246
 247         for (i = 0; i < slaves_count; i++) {
 248                 if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1)
 249                         rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n",
 250                                         slaves[i], BOND_PORT);
 251
 252         }
 253
 254         /* RX setup */
 255         rxq_conf = dev_info.default_rxconf;
 256         rxq_conf.offloads = local_port_conf.rxmode.offloads;
 257         retval = rte_eth_rx_queue_setup(BOND_PORT, 0, nb_rxd,
 258                                         rte_eth_dev_socket_id(BOND_PORT),
 259                                         &rxq_conf, mbuf_pool);
 260         if (retval < 0)
 261                 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
 262                                 BOND_PORT, retval);
 263
 264         /* TX setup */
 265         txq_conf = dev_info.default_txconf;
 266         txq_conf.offloads = local_port_conf.txmode.offloads;
 267         retval = rte_eth_tx_queue_setup(BOND_PORT, 0, nb_txd,
 268                                 rte_eth_dev_socket_id(BOND_PORT), &txq_conf);
 269
 270         if (retval < 0)
 271                 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
 272                                 BOND_PORT, retval);
 273
 274         retval  = rte_eth_dev_start(BOND_PORT);
 275         if (retval < 0)
 276                 rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval);
 277
 278         printf("Waiting for slaves to become active...");
 279         while (wait_counter) {
 280                 uint16_t act_slaves[16] = {0};
 281                 if (rte_eth_bond_active_slaves_get(BOND_PORT, act_slaves, 16) ==
 282                                 slaves_count) {
 283                         printf("\n");
 284                         break;
 285                 }
 286                 sleep(1);
 287                 printf("...");
 288                 if (--wait_counter == 0)
 289                         rte_exit(-1, "\nFailed to activate slaves\n");
 290         }
 291
 292         rte_eth_promiscuous_enable(BOND_PORT);
 293
 294         struct rte_ether_addr addr;
 295
 296         rte_eth_macaddr_get(BOND_PORT, &addr);
 297         printf("Port %u MAC: ", (unsigned)BOND_PORT);
 298                 PRINT_MAC(addr);
 299                 printf("\n");
 300 }
 301
 302 static inline size_t
 303 get_vlan_offset(struct rte_ether_hdr *eth_hdr, uint16_t *proto)
 304 {
 305         size_t vlan_offset = 0;
 306
 307         if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 308                 struct rte_vlan_hdr *vlan_hdr =
 309                         (struct rte_vlan_hdr *)(eth_hdr + 1);
 310
 311                 vlan_offset = sizeof(struct rte_vlan_hdr);
 312                 *proto = vlan_hdr->eth_proto;
 313
 314                 if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 315                         vlan_hdr = vlan_hdr + 1;
 316
 317                         *proto = vlan_hdr->eth_proto;
 318                         vlan_offset += sizeof(struct rte_vlan_hdr);
 319                 }
 320         }
 321         return vlan_offset;
 322 }
 323
 324 struct global_flag_stru_t {
 325         int LcoreMainIsRunning;
 326         int LcoreMainCore;
 327         uint32_t port_packets[4];
 328         rte_spinlock_t lock;
 329 };
 330 struct global_flag_stru_t global_flag_stru;
 331 struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru;
 332
 333 /*
 334  * Main thread that does the work, reading from INPUT_PORT
 335  * and writing to OUTPUT_PORT
 336  */
 337 static int lcore_main(__attribute__((unused)) void *arg1)
 338 {
 339         struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned;
 340         struct rte_ether_addr d_addr;
 341
 342         struct rte_ether_hdr *eth_hdr;
 343         struct rte_arp_hdr *arp_hdr;
 344         struct ipv4_hdr *ipv4_hdr;
 345         uint16_t ether_type, offset;
 346
 347         uint16_t rx_cnt;
 348         uint32_t bond_ip;
 349         int i = 0;
 350         uint8_t is_free;
 351
 352         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 353                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 354
 355         rte_spinlock_trylock(&global_flag_stru_p->lock);
 356
 357         while (global_flag_stru_p->LcoreMainIsRunning) {
 358                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 359                 rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST);
 360                 is_free = 0;
 361
 362                 /* If didn't receive any packets, wait and go to next iteration */
 363                 if (rx_cnt == 0) {
 364                         rte_delay_us(50);
 365                         continue;
 366                 }
 367
 368                 /* Search incoming data for ARP packets and prepare response */
 369                 for (i = 0; i < rx_cnt; i++) {
 370                         if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
 371                                 global_flag_stru_p->port_packets[0]++;
 372                                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 373                         }
 374                         eth_hdr = rte_pktmbuf_mtod(pkts[i],
 375                                                 struct rte_ether_hdr *);
 376                         ether_type = eth_hdr->ether_type;
 377                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_VLAN))
 378                                 printf("VLAN taged frame, offset:");
 379                         offset = get_vlan_offset(eth_hdr, &ether_type);
 380                         if (offset > 0)
 381                                 printf("%d\n", offset);
 382                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_ARP)) {
 383                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 384                                         global_flag_stru_p->port_packets[1]++;
 385                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 386                                 }
 387                                 arp_hdr = (struct rte_arp_hdr *)(
 388                                         (char *)(eth_hdr + 1) + offset);
 389                                 if (arp_hdr->arp_data.arp_tip == bond_ip) {
 390                                         if (arp_hdr->arp_opcode == rte_cpu_to_be_16(RTE_ARP_OP_REQUEST)) {
 391                                                 arp_hdr->arp_opcode = rte_cpu_to_be_16(RTE_ARP_OP_REPLY);
 392                                                 /* Switch src and dst data and set bonding MAC */
 393                                                 ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 394                                                 rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 395                                                 ether_addr_copy(&arp_hdr->arp_data.arp_sha, &arp_hdr->arp_data.arp_tha);
 396                                                 arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip;
 397                                                 rte_eth_macaddr_get(BOND_PORT, &d_addr);
 398                                                 ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha);
 399                                                 arp_hdr->arp_data.arp_sip = bond_ip;
 400                                                 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 401                                                 is_free = 1;
 402                                         } else {
 403                                                 rte_eth_tx_burst(BOND_PORT, 0, NULL, 0);
 404                                         }
 405                                 }
 406                         } else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
 407                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 408                                         global_flag_stru_p->port_packets[2]++;
 409                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 410                                  }
 411                                 ipv4_hdr = (struct ipv4_hdr *)((char *)(eth_hdr + 1) + offset);
 412                                 if (ipv4_hdr->dst_addr == bond_ip) {
 413                                         ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 414                                         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 415                                         ipv4_hdr->dst_addr = ipv4_hdr->src_addr;
 416                                         ipv4_hdr->src_addr = bond_ip;
 417                                         rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 418                                 }
 419
 420                         }
 421
 422                         /* Free processed packets */
 423                         if (is_free == 0)
 424                                 rte_pktmbuf_free(pkts[i]);
 425                 }
 426                 rte_spinlock_trylock(&global_flag_stru_p->lock);
 427         }
 428         rte_spinlock_unlock(&global_flag_stru_p->lock);
 429         printf("BYE lcore_main\n");
 430         return 0;
 431 }
 432
 433 struct cmd_obj_send_result {
 434         cmdline_fixed_string_t action;
 435         cmdline_ipaddr_t ip;
 436 };
 437 static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size)
 438 {
 439         snprintf(buf, size, NIPQUAD_FMT,
 440                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]),
 441                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]),
 442                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]),
 443                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3])
 444                 );
 445 }
 446 static void cmd_obj_send_parsed(void *parsed_result,
 447                 __attribute__((unused)) struct cmdline *cl,
 448                                __attribute__((unused)) void *data)
 449 {
 450
 451         struct cmd_obj_send_result *res = parsed_result;
 452         char ip_str[INET6_ADDRSTRLEN];
 453
 454         struct rte_mbuf *created_pkt;
 455         struct rte_ether_hdr *eth_hdr;
 456         struct rte_arp_hdr *arp_hdr;
 457
 458         uint32_t bond_ip;
 459         size_t pkt_size;
 460
 461         if (res->ip.family == AF_INET)
 462                 get_string(res, ip_str, INET_ADDRSTRLEN);
 463         else
 464                 cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n");
 465
 466         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 467                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 468
 469         created_pkt = rte_pktmbuf_alloc(mbuf_pool);
 470         if (created_pkt == NULL) {
 471                 cmdline_printf(cl, "Failed to allocate mbuf\n");
 472                 return;
 473         }
 474
 475         pkt_size = sizeof(struct rte_ether_hdr) + sizeof(struct rte_arp_hdr);
 476         created_pkt->data_len = pkt_size;
 477         created_pkt->pkt_len = pkt_size;
 478
 479         eth_hdr = rte_pktmbuf_mtod(created_pkt, struct rte_ether_hdr *);
 480         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 481         memset(&eth_hdr->d_addr, 0xFF, ETHER_ADDR_LEN);
 482         eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_ARP);
 483
 484         arp_hdr = (struct rte_arp_hdr *)(
 485                 (char *)eth_hdr + sizeof(struct rte_ether_hdr));
 486         arp_hdr->arp_hardware = rte_cpu_to_be_16(RTE_ARP_HRD_ETHER);
 487         arp_hdr->arp_protocol = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
 488         arp_hdr->arp_hlen = ETHER_ADDR_LEN;
 489         arp_hdr->arp_plen = sizeof(uint32_t);
 490         arp_hdr->arp_opcode = rte_cpu_to_be_16(RTE_ARP_OP_REQUEST);
 491
 492         rte_eth_macaddr_get(BOND_PORT, &arp_hdr->arp_data.arp_sha);
 493         arp_hdr->arp_data.arp_sip = bond_ip;
 494         memset(&arp_hdr->arp_data.arp_tha, 0, ETHER_ADDR_LEN);
 495         arp_hdr->arp_data.arp_tip =
 496                           ((unsigned char *)&res->ip.addr.ipv4)[0]        |
 497                          (((unsigned char *)&res->ip.addr.ipv4)[1] << 8)  |
 498                          (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) |
 499                          (((unsigned char *)&res->ip.addr.ipv4)[3] << 24);
 500         rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1);
 501
 502         rte_delay_ms(100);
 503         cmdline_printf(cl, "\n");
 504 }
 505
 506 cmdline_parse_token_string_t cmd_obj_action_send =
 507         TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send");
 508 cmdline_parse_token_ipaddr_t cmd_obj_ip =
 509         TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip);
 510
 511 cmdline_parse_inst_t cmd_obj_send = {
 512         .f = cmd_obj_send_parsed,  /* function to call */
 513         .data = NULL,      /* 2nd arg of func */
 514         .help_str = "send client_ip",
 515         .tokens = {        /* token list, NULL terminated */
 516                 (void *)&cmd_obj_action_send,
 517                 (void *)&cmd_obj_ip,
 518                 NULL,
 519         },
 520 };
 521
 522 struct cmd_start_result {
 523         cmdline_fixed_string_t start;
 524 };
 525
 526 static void cmd_start_parsed(__attribute__((unused)) void *parsed_result,
 527                                struct cmdline *cl,
 528                                __attribute__((unused)) void *data)
 529 {
 530         int slave_core_id = rte_lcore_id();
 531
 532         rte_spinlock_trylock(&global_flag_stru_p->lock);
 533         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 534                 if (lcore_config[global_flag_stru_p->LcoreMainCore].state != WAIT)      {
 535                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 536                         return;
 537                 }
 538                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 539         } else {
 540                 cmdline_printf(cl, "lcore_main already running on core:%d\n",
 541                                 global_flag_stru_p->LcoreMainCore);
 542                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 543                 return;
 544         }
 545
 546         /* start lcore main on core != master_core - ARP response thread */
 547         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 548         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 549                 return;
 550
 551         rte_spinlock_trylock(&global_flag_stru_p->lock);
 552         global_flag_stru_p->LcoreMainIsRunning = 1;
 553         rte_spinlock_unlock(&global_flag_stru_p->lock);
 554         cmdline_printf(cl,
 555                         "Starting lcore_main on core %d:%d "
 556                         "Our IP:%d.%d.%d.%d\n",
 557                         slave_core_id,
 558                         rte_eal_remote_launch(lcore_main, NULL, slave_core_id),
 559                         BOND_IP_1,
 560                         BOND_IP_2,
 561                         BOND_IP_3,
 562                         BOND_IP_4
 563                 );
 564 }
 565
 566 cmdline_parse_token_string_t cmd_start_start =
 567         TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start");
 568
 569 cmdline_parse_inst_t cmd_start = {
 570         .f = cmd_start_parsed,  /* function to call */
 571         .data = NULL,      /* 2nd arg of func */
 572         .help_str = "starts listening if not started at startup",
 573         .tokens = {        /* token list, NULL terminated */
 574                 (void *)&cmd_start_start,
 575                 NULL,
 576         },
 577 };
 578
 579 struct cmd_help_result {
 580         cmdline_fixed_string_t help;
 581 };
 582
 583 static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
 584                             struct cmdline *cl,
 585                             __attribute__((unused)) void *data)
 586 {
 587         cmdline_printf(cl,
 588                         "ALB - link bonding mode 6 example\n"
 589                         "send IP        - sends one ARPrequest through bonding for IP.\n"
 590                         "start          - starts listening ARPs.\n"
 591                         "stop           - stops lcore_main.\n"
 592                         "show           - shows some bond info: ex. active slaves etc.\n"
 593                         "help           - prints help.\n"
 594                         "quit           - terminate all threads and quit.\n"
 595                        );
 596 }
 597
 598 cmdline_parse_token_string_t cmd_help_help =
 599         TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
 600
 601 cmdline_parse_inst_t cmd_help = {
 602         .f = cmd_help_parsed,  /* function to call */
 603         .data = NULL,      /* 2nd arg of func */
 604         .help_str = "show help",
 605         .tokens = {        /* token list, NULL terminated */
 606                 (void *)&cmd_help_help,
 607                 NULL,
 608         },
 609 };
 610
 611 struct cmd_stop_result {
 612         cmdline_fixed_string_t stop;
 613 };
 614
 615 static void cmd_stop_parsed(__attribute__((unused)) void *parsed_result,
 616                             struct cmdline *cl,
 617                             __attribute__((unused)) void *data)
 618 {
 619         rte_spinlock_trylock(&global_flag_stru_p->lock);
 620         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 621                 cmdline_printf(cl,
 622                                         "lcore_main not running on core:%d\n",
 623                                         global_flag_stru_p->LcoreMainCore);
 624                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 625                 return;
 626         }
 627         global_flag_stru_p->LcoreMainIsRunning = 0;
 628         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 629                 cmdline_printf(cl,
 630                                 "error: lcore_main can not stop on core:%d\n",
 631                                 global_flag_stru_p->LcoreMainCore);
 632         else
 633                 cmdline_printf(cl,
 634                                 "lcore_main stopped on core:%d\n",
 635                                 global_flag_stru_p->LcoreMainCore);
 636         rte_spinlock_unlock(&global_flag_stru_p->lock);
 637 }
 638
 639 cmdline_parse_token_string_t cmd_stop_stop =
 640         TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop");
 641
 642 cmdline_parse_inst_t cmd_stop = {
 643         .f = cmd_stop_parsed,  /* function to call */
 644         .data = NULL,      /* 2nd arg of func */
 645         .help_str = "this command do not handle any arguments",
 646         .tokens = {        /* token list, NULL terminated */
 647                 (void *)&cmd_stop_stop,
 648                 NULL,
 649         },
 650 };
 651
 652 struct cmd_quit_result {
 653         cmdline_fixed_string_t quit;
 654 };
 655
 656 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
 657                             struct cmdline *cl,
 658                             __attribute__((unused)) void *data)
 659 {
 660         rte_spinlock_trylock(&global_flag_stru_p->lock);
 661         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 662                 cmdline_printf(cl,
 663                                         "lcore_main not running on core:%d\n",
 664                                         global_flag_stru_p->LcoreMainCore);
 665                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 666                 cmdline_quit(cl);
 667                 return;
 668         }
 669         global_flag_stru_p->LcoreMainIsRunning = 0;
 670         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 671                 cmdline_printf(cl,
 672                                 "error: lcore_main can not stop on core:%d\n",
 673                                 global_flag_stru_p->LcoreMainCore);
 674         else
 675                 cmdline_printf(cl,
 676                                 "lcore_main stopped on core:%d\n",
 677                                 global_flag_stru_p->LcoreMainCore);
 678         rte_spinlock_unlock(&global_flag_stru_p->lock);
 679         cmdline_quit(cl);
 680 }
 681
 682 cmdline_parse_token_string_t cmd_quit_quit =
 683         TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
 684
 685 cmdline_parse_inst_t cmd_quit = {
 686         .f = cmd_quit_parsed,  /* function to call */
 687         .data = NULL,      /* 2nd arg of func */
 688         .help_str = "this command do not handle any arguments",
 689         .tokens = {        /* token list, NULL terminated */
 690                 (void *)&cmd_quit_quit,
 691                 NULL,
 692         },
 693 };
 694
 695 struct cmd_show_result {
 696         cmdline_fixed_string_t show;
 697 };
 698
 699 static void cmd_show_parsed(__attribute__((unused)) void *parsed_result,
 700                             struct cmdline *cl,
 701                             __attribute__((unused)) void *data)
 702 {
 703         uint16_t slaves[16] = {0};
 704         uint8_t len = 16;
 705         struct rte_ether_addr addr;
 706         uint16_t i = 0;
 707
 708         while (i < slaves_count)        {
 709                 rte_eth_macaddr_get(i, &addr);
 710                 PRINT_MAC(addr);
 711                 printf("\n");
 712                 i++;
 713         }
 714
 715         rte_spinlock_trylock(&global_flag_stru_p->lock);
 716         cmdline_printf(cl,
 717                         "Active_slaves:%d "
 718                         "packets received:Tot:%d Arp:%d IPv4:%d\n",
 719                         rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len),
 720                         global_flag_stru_p->port_packets[0],
 721                         global_flag_stru_p->port_packets[1],
 722                         global_flag_stru_p->port_packets[2]);
 723         rte_spinlock_unlock(&global_flag_stru_p->lock);
 724 }
 725
 726 cmdline_parse_token_string_t cmd_show_show =
 727         TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show");
 728
 729 cmdline_parse_inst_t cmd_show = {
 730         .f = cmd_show_parsed,  /* function to call */
 731         .data = NULL,      /* 2nd arg of func */
 732         .help_str = "this command do not handle any arguments",
 733         .tokens = {        /* token list, NULL terminated */
 734                 (void *)&cmd_show_show,
 735                 NULL,
 736         },
 737 };
 738
 739 /****** CONTEXT (list of instruction) */
 740
 741 cmdline_parse_ctx_t main_ctx[] = {
 742         (cmdline_parse_inst_t *)&cmd_start,
 743         (cmdline_parse_inst_t *)&cmd_obj_send,
 744         (cmdline_parse_inst_t *)&cmd_stop,
 745         (cmdline_parse_inst_t *)&cmd_show,
 746         (cmdline_parse_inst_t *)&cmd_quit,
 747         (cmdline_parse_inst_t *)&cmd_help,
 748         NULL,
 749 };
 750
 751 /* prompt function, called from main on MASTER lcore */
 752 static void prompt(__attribute__((unused)) void *arg1)
 753 {
 754         struct cmdline *cl;
 755
 756         cl = cmdline_stdin_new(main_ctx, "bond6>");
 757         if (cl != NULL) {
 758                 cmdline_interact(cl);
 759                 cmdline_stdin_exit(cl);
 760         }
 761 }
 762
 763 /* Main function, does initialisation and calls the per-lcore functions */
 764 int
 765 main(int argc, char *argv[])
 766 {
 767         int ret;
 768         uint16_t nb_ports, i;
 769
 770         /* init EAL */
 771         ret = rte_eal_init(argc, argv);
 772         rte_devargs_dump(stdout);
 773         if (ret < 0)
 774                 rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
 775         argc -= ret;
 776         argv += ret;
 777
 778         nb_ports = rte_eth_dev_count_avail();
 779         if (nb_ports == 0)
 780                 rte_exit(EXIT_FAILURE, "Give at least one port\n");
 781         else if (nb_ports > MAX_PORTS)
 782                 rte_exit(EXIT_FAILURE, "You can have max 4 ports\n");
 783
 784         mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32,
 785                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
 786         if (mbuf_pool == NULL)
 787                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 788
 789         /* initialize all ports */
 790         slaves_count = nb_ports;
 791         RTE_ETH_FOREACH_DEV(i) {
 792                 slave_port_init(i, mbuf_pool);
 793                 slaves[i] = i;
 794         }
 795
 796         bond_port_init(mbuf_pool);
 797
 798         rte_spinlock_init(&global_flag_stru_p->lock);
 799         int slave_core_id = rte_lcore_id();
 800
 801         /* check state of lcores */
 802         RTE_LCORE_FOREACH_SLAVE(slave_core_id) {
 803         if (lcore_config[slave_core_id].state != WAIT)
 804                 return -EBUSY;
 805         }
 806         /* start lcore main on core != master_core - ARP response thread */
 807         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 808         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 809                 return -EPERM;
 810
 811         global_flag_stru_p->LcoreMainIsRunning = 1;
 812         global_flag_stru_p->LcoreMainCore = slave_core_id;
 813         printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n",
 814                         slave_core_id,
 815                         rte_eal_remote_launch((lcore_function_t *)lcore_main,
 816                                         NULL,
 817                                         slave_core_id),
 818                         BOND_IP_1,
 819                         BOND_IP_2,
 820                         BOND_IP_3,
 821                         BOND_IP_4
 822                 );
 823
 824         /* Start prompt for user interact */
 825         prompt(NULL);
 826
 827         rte_delay_ms(100);
 828         return 0;
 829 }