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 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
 224         retval = rte_eth_bond_create("net_bonding0", BONDING_MODE_ALB,
 225                         0 /*SOCKET_ID_ANY*/);
 226         if (retval < 0)
 227                 rte_exit(EXIT_FAILURE,
 228                                 "Faled to create bond port\n");
 229
 230         BOND_PORT = retval;
 231
 232         rte_eth_dev_info_get(BOND_PORT, &dev_info);
 233         if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 234                 local_port_conf.txmode.offloads |=
 235                         DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 236         retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &local_port_conf);
 237         if (retval != 0)
 238                 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
 239                                 BOND_PORT, retval);
 240
 241         retval = rte_eth_dev_adjust_nb_rx_tx_desc(BOND_PORT, &nb_rxd, &nb_txd);
 242         if (retval != 0)
 243                 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
 244                                 "failed (res=%d)\n", BOND_PORT, retval);
 245
 246         /* RX setup */
 247         rxq_conf = dev_info.default_rxconf;
 248         rxq_conf.offloads = local_port_conf.rxmode.offloads;
 249         retval = rte_eth_rx_queue_setup(BOND_PORT, 0, nb_rxd,
 250                                         rte_eth_dev_socket_id(BOND_PORT),
 251                                         &rxq_conf, mbuf_pool);
 252         if (retval < 0)
 253                 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
 254                                 BOND_PORT, retval);
 255
 256         /* TX setup */
 257         txq_conf = dev_info.default_txconf;
 258         txq_conf.offloads = local_port_conf.txmode.offloads;
 259         retval = rte_eth_tx_queue_setup(BOND_PORT, 0, nb_txd,
 260                                 rte_eth_dev_socket_id(BOND_PORT), &txq_conf);
 261
 262         if (retval < 0)
 263                 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
 264                                 BOND_PORT, retval);
 265
 266         for (i = 0; i < slaves_count; i++) {
 267                 if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1)
 268                         rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n",
 269                                         slaves[i], BOND_PORT);
 270
 271         }
 272
 273         retval  = rte_eth_dev_start(BOND_PORT);
 274         if (retval < 0)
 275                 rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval);
 276
 277         rte_eth_promiscuous_enable(BOND_PORT);
 278
 279         struct ether_addr addr;
 280
 281         rte_eth_macaddr_get(BOND_PORT, &addr);
 282         printf("Port %u MAC: ", (unsigned)BOND_PORT);
 283                 PRINT_MAC(addr);
 284                 printf("\n");
 285 }
 286
 287 static inline size_t
 288 get_vlan_offset(struct ether_hdr *eth_hdr, uint16_t *proto)
 289 {
 290         size_t vlan_offset = 0;
 291
 292         if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 293                 struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1);
 294
 295                 vlan_offset = sizeof(struct vlan_hdr);
 296                 *proto = vlan_hdr->eth_proto;
 297
 298                 if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 299                         vlan_hdr = vlan_hdr + 1;
 300
 301                         *proto = vlan_hdr->eth_proto;
 302                         vlan_offset += sizeof(struct vlan_hdr);
 303                 }
 304         }
 305         return vlan_offset;
 306 }
 307
 308 struct global_flag_stru_t {
 309         int LcoreMainIsRunning;
 310         int LcoreMainCore;
 311         uint32_t port_packets[4];
 312         rte_spinlock_t lock;
 313 };
 314 struct global_flag_stru_t global_flag_stru;
 315 struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru;
 316
 317 /*
 318  * Main thread that does the work, reading from INPUT_PORT
 319  * and writing to OUTPUT_PORT
 320  */
 321 static int lcore_main(__attribute__((unused)) void *arg1)
 322 {
 323         struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned;
 324         struct ether_addr d_addr;
 325
 326         struct ether_hdr *eth_hdr;
 327         struct arp_hdr *arp_hdr;
 328         struct ipv4_hdr *ipv4_hdr;
 329         uint16_t ether_type, offset;
 330
 331         uint16_t rx_cnt;
 332         uint32_t bond_ip;
 333         int i = 0;
 334         uint8_t is_free;
 335
 336         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 337                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 338
 339         rte_spinlock_trylock(&global_flag_stru_p->lock);
 340
 341         while (global_flag_stru_p->LcoreMainIsRunning) {
 342                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 343                 rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST);
 344                 is_free = 0;
 345
 346                 /* If didn't receive any packets, wait and go to next iteration */
 347                 if (rx_cnt == 0) {
 348                         rte_delay_us(50);
 349                         continue;
 350                 }
 351
 352                 /* Search incoming data for ARP packets and prepare response */
 353                 for (i = 0; i < rx_cnt; i++) {
 354                         if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
 355                                 global_flag_stru_p->port_packets[0]++;
 356                                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 357                         }
 358                         eth_hdr = rte_pktmbuf_mtod(pkts[i], struct ether_hdr *);
 359                         ether_type = eth_hdr->ether_type;
 360                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_VLAN))
 361                                 printf("VLAN taged frame, offset:");
 362                         offset = get_vlan_offset(eth_hdr, &ether_type);
 363                         if (offset > 0)
 364                                 printf("%d\n", offset);
 365                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_ARP)) {
 366                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 367                                         global_flag_stru_p->port_packets[1]++;
 368                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 369                                 }
 370                                 arp_hdr = (struct arp_hdr *)((char *)(eth_hdr + 1) + offset);
 371                                 if (arp_hdr->arp_data.arp_tip == bond_ip) {
 372                                         if (arp_hdr->arp_op == rte_cpu_to_be_16(ARP_OP_REQUEST)) {
 373                                                 arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REPLY);
 374                                                 /* Switch src and dst data and set bonding MAC */
 375                                                 ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 376                                                 rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 377                                                 ether_addr_copy(&arp_hdr->arp_data.arp_sha, &arp_hdr->arp_data.arp_tha);
 378                                                 arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip;
 379                                                 rte_eth_macaddr_get(BOND_PORT, &d_addr);
 380                                                 ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha);
 381                                                 arp_hdr->arp_data.arp_sip = bond_ip;
 382                                                 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 383                                                 is_free = 1;
 384                                         } else {
 385                                                 rte_eth_tx_burst(BOND_PORT, 0, NULL, 0);
 386                                         }
 387                                 }
 388                         } else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
 389                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 390                                         global_flag_stru_p->port_packets[2]++;
 391                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 392                                  }
 393                                 ipv4_hdr = (struct ipv4_hdr *)((char *)(eth_hdr + 1) + offset);
 394                                 if (ipv4_hdr->dst_addr == bond_ip) {
 395                                         ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 396                                         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 397                                         ipv4_hdr->dst_addr = ipv4_hdr->src_addr;
 398                                         ipv4_hdr->src_addr = bond_ip;
 399                                         rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 400                                 }
 401
 402                         }
 403
 404                         /* Free processed packets */
 405                         if (is_free == 0)
 406                                 rte_pktmbuf_free(pkts[i]);
 407                 }
 408                 rte_spinlock_trylock(&global_flag_stru_p->lock);
 409         }
 410         rte_spinlock_unlock(&global_flag_stru_p->lock);
 411         printf("BYE lcore_main\n");
 412         return 0;
 413 }
 414
 415 struct cmd_obj_send_result {
 416         cmdline_fixed_string_t action;
 417         cmdline_ipaddr_t ip;
 418 };
 419 static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size)
 420 {
 421         snprintf(buf, size, NIPQUAD_FMT,
 422                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]),
 423                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]),
 424                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]),
 425                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3])
 426                 );
 427 }
 428 static void cmd_obj_send_parsed(void *parsed_result,
 429                 __attribute__((unused)) struct cmdline *cl,
 430                                __attribute__((unused)) void *data)
 431 {
 432
 433         struct cmd_obj_send_result *res = parsed_result;
 434         char ip_str[INET6_ADDRSTRLEN];
 435
 436         struct rte_mbuf *created_pkt;
 437         struct ether_hdr *eth_hdr;
 438         struct arp_hdr *arp_hdr;
 439
 440         uint32_t bond_ip;
 441         size_t pkt_size;
 442
 443         if (res->ip.family == AF_INET)
 444                 get_string(res, ip_str, INET_ADDRSTRLEN);
 445         else
 446                 cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n");
 447
 448         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 449                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 450
 451         created_pkt = rte_pktmbuf_alloc(mbuf_pool);
 452         if (created_pkt == NULL) {
 453                 cmdline_printf(cl, "Failed to allocate mbuf\n");
 454                 return;
 455         }
 456
 457         pkt_size = sizeof(struct ether_hdr) + sizeof(struct arp_hdr);
 458         created_pkt->data_len = pkt_size;
 459         created_pkt->pkt_len = pkt_size;
 460
 461         eth_hdr = rte_pktmbuf_mtod(created_pkt, struct ether_hdr *);
 462         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 463         memset(&eth_hdr->d_addr, 0xFF, ETHER_ADDR_LEN);
 464         eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_ARP);
 465
 466         arp_hdr = (struct arp_hdr *)((char *)eth_hdr + sizeof(struct ether_hdr));
 467         arp_hdr->arp_hrd = rte_cpu_to_be_16(ARP_HRD_ETHER);
 468         arp_hdr->arp_pro = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
 469         arp_hdr->arp_hln = ETHER_ADDR_LEN;
 470         arp_hdr->arp_pln = sizeof(uint32_t);
 471         arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REQUEST);
 472
 473         rte_eth_macaddr_get(BOND_PORT, &arp_hdr->arp_data.arp_sha);
 474         arp_hdr->arp_data.arp_sip = bond_ip;
 475         memset(&arp_hdr->arp_data.arp_tha, 0, ETHER_ADDR_LEN);
 476         arp_hdr->arp_data.arp_tip =
 477                           ((unsigned char *)&res->ip.addr.ipv4)[0]        |
 478                          (((unsigned char *)&res->ip.addr.ipv4)[1] << 8)  |
 479                          (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) |
 480                          (((unsigned char *)&res->ip.addr.ipv4)[3] << 24);
 481         rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1);
 482
 483         rte_delay_ms(100);
 484         cmdline_printf(cl, "\n");
 485 }
 486
 487 cmdline_parse_token_string_t cmd_obj_action_send =
 488         TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send");
 489 cmdline_parse_token_ipaddr_t cmd_obj_ip =
 490         TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip);
 491
 492 cmdline_parse_inst_t cmd_obj_send = {
 493         .f = cmd_obj_send_parsed,  /* function to call */
 494         .data = NULL,      /* 2nd arg of func */
 495         .help_str = "send client_ip",
 496         .tokens = {        /* token list, NULL terminated */
 497                 (void *)&cmd_obj_action_send,
 498                 (void *)&cmd_obj_ip,
 499                 NULL,
 500         },
 501 };
 502
 503 struct cmd_start_result {
 504         cmdline_fixed_string_t start;
 505 };
 506
 507 static void cmd_start_parsed(__attribute__((unused)) void *parsed_result,
 508                                struct cmdline *cl,
 509                                __attribute__((unused)) void *data)
 510 {
 511         int slave_core_id = rte_lcore_id();
 512
 513         rte_spinlock_trylock(&global_flag_stru_p->lock);
 514         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 515                 if (lcore_config[global_flag_stru_p->LcoreMainCore].state != WAIT)      {
 516                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 517                         return;
 518                 }
 519                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 520         } else {
 521                 cmdline_printf(cl, "lcore_main already running on core:%d\n",
 522                                 global_flag_stru_p->LcoreMainCore);
 523                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 524                 return;
 525         }
 526
 527         /* start lcore main on core != master_core - ARP response thread */
 528         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 529         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 530                 return;
 531
 532         rte_spinlock_trylock(&global_flag_stru_p->lock);
 533         global_flag_stru_p->LcoreMainIsRunning = 1;
 534         rte_spinlock_unlock(&global_flag_stru_p->lock);
 535         cmdline_printf(cl,
 536                         "Starting lcore_main on core %d:%d "
 537                         "Our IP:%d.%d.%d.%d\n",
 538                         slave_core_id,
 539                         rte_eal_remote_launch(lcore_main, NULL, slave_core_id),
 540                         BOND_IP_1,
 541                         BOND_IP_2,
 542                         BOND_IP_3,
 543                         BOND_IP_4
 544                 );
 545 }
 546
 547 cmdline_parse_token_string_t cmd_start_start =
 548         TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start");
 549
 550 cmdline_parse_inst_t cmd_start = {
 551         .f = cmd_start_parsed,  /* function to call */
 552         .data = NULL,      /* 2nd arg of func */
 553         .help_str = "starts listening if not started at startup",
 554         .tokens = {        /* token list, NULL terminated */
 555                 (void *)&cmd_start_start,
 556                 NULL,
 557         },
 558 };
 559
 560 struct cmd_help_result {
 561         cmdline_fixed_string_t help;
 562 };
 563
 564 static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
 565                             struct cmdline *cl,
 566                             __attribute__((unused)) void *data)
 567 {
 568         cmdline_printf(cl,
 569                         "ALB - link bonding mode 6 example\n"
 570                         "send IP        - sends one ARPrequest through bonding for IP.\n"
 571                         "start          - starts listening ARPs.\n"
 572                         "stop           - stops lcore_main.\n"
 573                         "show           - shows some bond info: ex. active slaves etc.\n"
 574                         "help           - prints help.\n"
 575                         "quit           - terminate all threads and quit.\n"
 576                        );
 577 }
 578
 579 cmdline_parse_token_string_t cmd_help_help =
 580         TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
 581
 582 cmdline_parse_inst_t cmd_help = {
 583         .f = cmd_help_parsed,  /* function to call */
 584         .data = NULL,      /* 2nd arg of func */
 585         .help_str = "show help",
 586         .tokens = {        /* token list, NULL terminated */
 587                 (void *)&cmd_help_help,
 588                 NULL,
 589         },
 590 };
 591
 592 struct cmd_stop_result {
 593         cmdline_fixed_string_t stop;
 594 };
 595
 596 static void cmd_stop_parsed(__attribute__((unused)) void *parsed_result,
 597                             struct cmdline *cl,
 598                             __attribute__((unused)) void *data)
 599 {
 600         rte_spinlock_trylock(&global_flag_stru_p->lock);
 601         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 602                 cmdline_printf(cl,
 603                                         "lcore_main not running on core:%d\n",
 604                                         global_flag_stru_p->LcoreMainCore);
 605                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 606                 return;
 607         }
 608         global_flag_stru_p->LcoreMainIsRunning = 0;
 609         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 610                 cmdline_printf(cl,
 611                                 "error: lcore_main can not stop on core:%d\n",
 612                                 global_flag_stru_p->LcoreMainCore);
 613         else
 614                 cmdline_printf(cl,
 615                                 "lcore_main stopped on core:%d\n",
 616                                 global_flag_stru_p->LcoreMainCore);
 617         rte_spinlock_unlock(&global_flag_stru_p->lock);
 618 }
 619
 620 cmdline_parse_token_string_t cmd_stop_stop =
 621         TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop");
 622
 623 cmdline_parse_inst_t cmd_stop = {
 624         .f = cmd_stop_parsed,  /* function to call */
 625         .data = NULL,      /* 2nd arg of func */
 626         .help_str = "this command do not handle any arguments",
 627         .tokens = {        /* token list, NULL terminated */
 628                 (void *)&cmd_stop_stop,
 629                 NULL,
 630         },
 631 };
 632
 633 struct cmd_quit_result {
 634         cmdline_fixed_string_t quit;
 635 };
 636
 637 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
 638                             struct cmdline *cl,
 639                             __attribute__((unused)) void *data)
 640 {
 641         rte_spinlock_trylock(&global_flag_stru_p->lock);
 642         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 643                 cmdline_printf(cl,
 644                                         "lcore_main not running on core:%d\n",
 645                                         global_flag_stru_p->LcoreMainCore);
 646                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 647                 cmdline_quit(cl);
 648                 return;
 649         }
 650         global_flag_stru_p->LcoreMainIsRunning = 0;
 651         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 652                 cmdline_printf(cl,
 653                                 "error: lcore_main can not stop on core:%d\n",
 654                                 global_flag_stru_p->LcoreMainCore);
 655         else
 656                 cmdline_printf(cl,
 657                                 "lcore_main stopped on core:%d\n",
 658                                 global_flag_stru_p->LcoreMainCore);
 659         rte_spinlock_unlock(&global_flag_stru_p->lock);
 660         cmdline_quit(cl);
 661 }
 662
 663 cmdline_parse_token_string_t cmd_quit_quit =
 664         TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
 665
 666 cmdline_parse_inst_t cmd_quit = {
 667         .f = cmd_quit_parsed,  /* function to call */
 668         .data = NULL,      /* 2nd arg of func */
 669         .help_str = "this command do not handle any arguments",
 670         .tokens = {        /* token list, NULL terminated */
 671                 (void *)&cmd_quit_quit,
 672                 NULL,
 673         },
 674 };
 675
 676 struct cmd_show_result {
 677         cmdline_fixed_string_t show;
 678 };
 679
 680 static void cmd_show_parsed(__attribute__((unused)) void *parsed_result,
 681                             struct cmdline *cl,
 682                             __attribute__((unused)) void *data)
 683 {
 684         uint16_t slaves[16] = {0};
 685         uint8_t len = 16;
 686         struct ether_addr addr;
 687         uint16_t i = 0;
 688
 689         while (i < slaves_count)        {
 690                 rte_eth_macaddr_get(i, &addr);
 691                 PRINT_MAC(addr);
 692                 printf("\n");
 693                 i++;
 694         }
 695
 696         rte_spinlock_trylock(&global_flag_stru_p->lock);
 697         cmdline_printf(cl,
 698                         "Active_slaves:%d "
 699                         "packets received:Tot:%d Arp:%d IPv4:%d\n",
 700                         rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len),
 701                         global_flag_stru_p->port_packets[0],
 702                         global_flag_stru_p->port_packets[1],
 703                         global_flag_stru_p->port_packets[2]);
 704         rte_spinlock_unlock(&global_flag_stru_p->lock);
 705 }
 706
 707 cmdline_parse_token_string_t cmd_show_show =
 708         TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show");
 709
 710 cmdline_parse_inst_t cmd_show = {
 711         .f = cmd_show_parsed,  /* function to call */
 712         .data = NULL,      /* 2nd arg of func */
 713         .help_str = "this command do not handle any arguments",
 714         .tokens = {        /* token list, NULL terminated */
 715                 (void *)&cmd_show_show,
 716                 NULL,
 717         },
 718 };
 719
 720 /****** CONTEXT (list of instruction) */
 721
 722 cmdline_parse_ctx_t main_ctx[] = {
 723         (cmdline_parse_inst_t *)&cmd_start,
 724         (cmdline_parse_inst_t *)&cmd_obj_send,
 725         (cmdline_parse_inst_t *)&cmd_stop,
 726         (cmdline_parse_inst_t *)&cmd_show,
 727         (cmdline_parse_inst_t *)&cmd_quit,
 728         (cmdline_parse_inst_t *)&cmd_help,
 729         NULL,
 730 };
 731
 732 /* prompt function, called from main on MASTER lcore */
 733 static void prompt(__attribute__((unused)) void *arg1)
 734 {
 735         struct cmdline *cl;
 736
 737         cl = cmdline_stdin_new(main_ctx, "bond6>");
 738         if (cl != NULL) {
 739                 cmdline_interact(cl);
 740                 cmdline_stdin_exit(cl);
 741         }
 742 }
 743
 744 /* Main function, does initialisation and calls the per-lcore functions */
 745 int
 746 main(int argc, char *argv[])
 747 {
 748         int ret;
 749         uint16_t nb_ports, i;
 750
 751         /* init EAL */
 752         ret = rte_eal_init(argc, argv);
 753         rte_devargs_dump(stdout);
 754         if (ret < 0)
 755                 rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
 756         argc -= ret;
 757         argv += ret;
 758
 759         nb_ports = rte_eth_dev_count_avail();
 760         if (nb_ports == 0)
 761                 rte_exit(EXIT_FAILURE, "Give at least one port\n");
 762         else if (nb_ports > MAX_PORTS)
 763                 rte_exit(EXIT_FAILURE, "You can have max 4 ports\n");
 764
 765         mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32,
 766                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
 767         if (mbuf_pool == NULL)
 768                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 769
 770         /* initialize all ports */
 771         slaves_count = nb_ports;
 772         RTE_ETH_FOREACH_DEV(i) {
 773                 slave_port_init(i, mbuf_pool);
 774                 slaves[i] = i;
 775         }
 776
 777         bond_port_init(mbuf_pool);
 778
 779         rte_spinlock_init(&global_flag_stru_p->lock);
 780         int slave_core_id = rte_lcore_id();
 781
 782         /* check state of lcores */
 783         RTE_LCORE_FOREACH_SLAVE(slave_core_id) {
 784         if (lcore_config[slave_core_id].state != WAIT)
 785                 return -EBUSY;
 786         }
 787         /* start lcore main on core != master_core - ARP response thread */
 788         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 789         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 790                 return -EPERM;
 791
 792         global_flag_stru_p->LcoreMainIsRunning = 1;
 793         global_flag_stru_p->LcoreMainCore = slave_core_id;
 794         printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n",
 795                         slave_core_id,
 796                         rte_eal_remote_launch((lcore_function_t *)lcore_main,
 797                                         NULL,
 798                                         slave_core_id),
 799                         BOND_IP_1,
 800                         BOND_IP_2,
 801                         BOND_IP_3,
 802                         BOND_IP_4
 803                 );
 804
 805         /* Start prompt for user interact */
 806         prompt(NULL);
 807
 808         rte_delay_ms(100);
 809         return 0;
 810 }