examples/bond/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <stdint.h>
  35 #include <sys/queue.h>
  36 #include <sys/socket.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include <stdio.h>
  40 #include <assert.h>
  41 #include <errno.h>
  42 #include <signal.h>
  43 #include <stdarg.h>
  44 #include <inttypes.h>
  45 #include <getopt.h>
  46 #include <termios.h>
  47 #include <unistd.h>
  48 #include <pthread.h>
  49
  50 #include <rte_common.h>
  51 #include <rte_log.h>
  52 #include <rte_memory.h>
  53 #include <rte_memcpy.h>
  54 #include <rte_memzone.h>
  55 #include <rte_eal.h>
  56 #include <rte_launch.h>
  57 #include <rte_atomic.h>
  58 #include <rte_cycles.h>
  59 #include <rte_prefetch.h>
  60 #include <rte_lcore.h>
  61 #include <rte_per_lcore.h>
  62 #include <rte_branch_prediction.h>
  63 #include <rte_interrupts.h>
  64 #include <rte_pci.h>
  65 #include <rte_random.h>
  66 #include <rte_debug.h>
  67 #include <rte_ether.h>
  68 #include <rte_ethdev.h>
  69 #include <rte_mempool.h>
  70 #include <rte_mbuf.h>
  71 #include <rte_ip.h>
  72 #include <rte_tcp.h>
  73 #include <rte_arp.h>
  74 #include <rte_spinlock.h>
  75
  76 #include <cmdline_rdline.h>
  77 #include <cmdline_parse.h>
  78 #include <cmdline_parse_num.h>
  79 #include <cmdline_parse_string.h>
  80 #include <cmdline_parse_ipaddr.h>
  81 #include <cmdline_parse_etheraddr.h>
  82 #include <cmdline_socket.h>
  83 #include <cmdline.h>
  84
  85 #include "main.h"
  86
  87 #include <rte_devargs.h>
  88
  89
  90 #include "rte_byteorder.h"
  91 #include "rte_cpuflags.h"
  92 #include "rte_eth_bond.h"
  93
  94 #define RTE_LOGTYPE_DCB RTE_LOGTYPE_USER1
  95
  96 #define NB_MBUF   (1024*8)
  97
  98 #define MAX_PKT_BURST 32
  99 #define BURST_TX_DRAIN_US 100      /* TX drain every ~100us */
 100 #define BURST_RX_INTERVAL_NS (10) /* RX poll interval ~100ns */
 101
 102 /*
 103  * RX and TX Prefetch, Host, and Write-back threshold values should be
 104  * carefully set for optimal performance. Consult the network
 105  * controller's datasheet and supporting DPDK documentation for guidance
 106  * on how these parameters should be set.
 107  */
 108 #define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */
 109 #define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */
 110 #define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */
 111 #define RX_FTHRESH (MAX_PKT_BURST * 2)/**< Default values of RX free threshold reg. */
 112
 113 /*
 114  * These default values are optimized for use with the Intel(R) 82599 10 GbE
 115  * Controller and the DPDK ixgbe PMD. Consider using other values for other
 116  * network controllers and/or network drivers.
 117  */
 118 #define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */
 119 #define TX_HTHRESH 0  /**< Default values of TX host threshold reg. */
 120 #define TX_WTHRESH 0  /**< Default values of TX write-back threshold reg. */
 121
 122 /*
 123  * Configurable number of RX/TX ring descriptors
 124  */
 125 #define RTE_RX_DESC_DEFAULT 128
 126 #define RTE_TX_DESC_DEFAULT 512
 127
 128 #define BOND_IP_1       7
 129 #define BOND_IP_2       0
 130 #define BOND_IP_3       0
 131 #define BOND_IP_4       10
 132
 133 /* not defined under linux */
 134 #ifndef NIPQUAD
 135 #define NIPQUAD_FMT "%u.%u.%u.%u"
 136 #endif
 137
 138 #define MAX_PORTS       4
 139 #define PRINT_MAC(addr)         printf("%02"PRIx8":%02"PRIx8":%02"PRIx8 \
 140                 ":%02"PRIx8":%02"PRIx8":%02"PRIx8,      \
 141                 addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2], \
 142                 addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5])
 143
 144 uint8_t slaves[RTE_MAX_ETHPORTS];
 145 uint8_t slaves_count;
 146
 147 static uint8_t BOND_PORT = 0xff;
 148
 149 static struct rte_mempool *mbuf_pool;
 150
 151 static struct rte_eth_conf port_conf = {
 152         .rxmode = {
 153                 .mq_mode = ETH_MQ_RX_NONE,
 154                 .max_rx_pkt_len = ETHER_MAX_LEN,
 155                 .split_hdr_size = 0,
 156                 .header_split   = 0, /**< Header Split disabled */
 157                 .hw_ip_checksum = 0, /**< IP checksum offload enabled */
 158                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 159                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 160                 .hw_strip_crc   = 1, /**< CRC stripped by hardware */
 161         },
 162         .rx_adv_conf = {
 163                 .rss_conf = {
 164                         .rss_key = NULL,
 165                         .rss_hf = ETH_RSS_IP,
 166                 },
 167         },
 168         .txmode = {
 169                 .mq_mode = ETH_MQ_TX_NONE,
 170         },
 171 };
 172
 173 static void
 174 slave_port_init(uint8_t portid, struct rte_mempool *mbuf_pool)
 175 {
 176         int retval;
 177         uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
 178         uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
 179
 180         if (portid >= rte_eth_dev_count())
 181                 rte_exit(EXIT_FAILURE, "Invalid port\n");
 182
 183         retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
 184         if (retval != 0)
 185                 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
 186                                 portid, retval);
 187
 188         retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
 189         if (retval != 0)
 190                 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
 191                                 "failed (res=%d)\n", portid, retval);
 192
 193         /* RX setup */
 194         retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
 195                                         rte_eth_dev_socket_id(portid), NULL,
 196                                         mbuf_pool);
 197         if (retval < 0)
 198                 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
 199                                 portid, retval);
 200
 201         /* TX setup */
 202         retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
 203                                 rte_eth_dev_socket_id(portid), NULL);
 204
 205         if (retval < 0)
 206                 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
 207                                 portid, retval);
 208
 209         retval  = rte_eth_dev_start(portid);
 210         if (retval < 0)
 211                 rte_exit(retval,
 212                                 "Start port %d failed (res=%d)",
 213                                 portid, retval);
 214
 215         struct ether_addr addr;
 216
 217         rte_eth_macaddr_get(portid, &addr);
 218         printf("Port %u MAC: ", (unsigned)portid);
 219         PRINT_MAC(addr);
 220         printf("\n");
 221 }
 222
 223 static void
 224 bond_port_init(struct rte_mempool *mbuf_pool)
 225 {
 226         int retval;
 227         uint8_t i;
 228         uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
 229         uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
 230
 231         retval = rte_eth_bond_create("bond0", BONDING_MODE_ALB,
 232                         0 /*SOCKET_ID_ANY*/);
 233         if (retval < 0)
 234                 rte_exit(EXIT_FAILURE,
 235                                 "Faled to create bond port\n");
 236
 237         BOND_PORT = (uint8_t)retval;
 238
 239         retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &port_conf);
 240         if (retval != 0)
 241                 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
 242                                 BOND_PORT, retval);
 243
 244         retval = rte_eth_dev_adjust_nb_rx_tx_desc(BOND_PORT, &nb_rxd, &nb_txd);
 245         if (retval != 0)
 246                 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
 247                                 "failed (res=%d)\n", BOND_PORT, retval);
 248
 249         /* RX setup */
 250         retval = rte_eth_rx_queue_setup(BOND_PORT, 0, nb_rxd,
 251                                         rte_eth_dev_socket_id(BOND_PORT), NULL,
 252                                         mbuf_pool);
 253         if (retval < 0)
 254                 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
 255                                 BOND_PORT, retval);
 256
 257         /* TX setup */
 258         retval = rte_eth_tx_queue_setup(BOND_PORT, 0, nb_txd,
 259                                 rte_eth_dev_socket_id(BOND_PORT), NULL);
 260
 261         if (retval < 0)
 262                 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
 263                                 BOND_PORT, retval);
 264
 265         for (i = 0; i < slaves_count; i++) {
 266                 if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1)
 267                         rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n",
 268                                         slaves[i], BOND_PORT);
 269
 270         }
 271
 272         retval  = rte_eth_dev_start(BOND_PORT);
 273         if (retval < 0)
 274                 rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval);
 275
 276         rte_eth_promiscuous_enable(BOND_PORT);
 277
 278         struct ether_addr addr;
 279
 280         rte_eth_macaddr_get(BOND_PORT, &addr);
 281         printf("Port %u MAC: ", (unsigned)BOND_PORT);
 282                 PRINT_MAC(addr);
 283                 printf("\n");
 284 }
 285
 286 static inline size_t
 287 get_vlan_offset(struct ether_hdr *eth_hdr, uint16_t *proto)
 288 {
 289         size_t vlan_offset = 0;
 290
 291         if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 292                 struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1);
 293
 294                 vlan_offset = sizeof(struct vlan_hdr);
 295                 *proto = vlan_hdr->eth_proto;
 296
 297                 if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
 298                         vlan_hdr = vlan_hdr + 1;
 299
 300                         *proto = vlan_hdr->eth_proto;
 301                         vlan_offset += sizeof(struct vlan_hdr);
 302                 }
 303         }
 304         return vlan_offset;
 305 }
 306
 307 struct global_flag_stru_t {
 308         int LcoreMainIsRunning;
 309         int LcoreMainCore;
 310         uint32_t port_packets[4];
 311         rte_spinlock_t lock;
 312 };
 313 struct global_flag_stru_t global_flag_stru;
 314 struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru;
 315
 316 /*
 317  * Main thread that does the work, reading from INPUT_PORT
 318  * and writing to OUTPUT_PORT
 319  */
 320 static int lcore_main(__attribute__((unused)) void *arg1)
 321 {
 322         struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned;
 323         struct ether_addr d_addr;
 324
 325         struct ether_hdr *eth_hdr;
 326         struct arp_hdr *arp_hdr;
 327         struct ipv4_hdr *ipv4_hdr;
 328         uint16_t ether_type, offset;
 329
 330         uint16_t rx_cnt;
 331         uint32_t bond_ip;
 332         int i = 0;
 333         uint8_t is_free;
 334
 335         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 336                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 337
 338         rte_spinlock_trylock(&global_flag_stru_p->lock);
 339
 340         while (global_flag_stru_p->LcoreMainIsRunning) {
 341                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 342                 rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST);
 343                 is_free = 0;
 344
 345                 /* If didn't receive any packets, wait and go to next iteration */
 346                 if (rx_cnt == 0) {
 347                         rte_delay_us(50);
 348                         continue;
 349                 }
 350
 351                 /* Search incoming data for ARP packets and prepare response */
 352                 for (i = 0; i < rx_cnt; i++) {
 353                         if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
 354                                 global_flag_stru_p->port_packets[0]++;
 355                                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 356                         }
 357                         eth_hdr = rte_pktmbuf_mtod(pkts[i], struct ether_hdr *);
 358                         ether_type = eth_hdr->ether_type;
 359                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_VLAN))
 360                                 printf("VLAN taged frame, offset:");
 361                         offset = get_vlan_offset(eth_hdr, &ether_type);
 362                         if (offset > 0)
 363                                 printf("%d\n", offset);
 364                         if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_ARP)) {
 365                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 366                                         global_flag_stru_p->port_packets[1]++;
 367                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 368                                 }
 369                                 arp_hdr = (struct arp_hdr *)((char *)(eth_hdr + 1) + offset);
 370                                 if (arp_hdr->arp_data.arp_tip == bond_ip) {
 371                                         if (arp_hdr->arp_op == rte_cpu_to_be_16(ARP_OP_REQUEST)) {
 372                                                 arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REPLY);
 373                                                 /* Switch src and dst data and set bonding MAC */
 374                                                 ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 375                                                 rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 376                                                 ether_addr_copy(&arp_hdr->arp_data.arp_sha, &arp_hdr->arp_data.arp_tha);
 377                                                 arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip;
 378                                                 rte_eth_macaddr_get(BOND_PORT, &d_addr);
 379                                                 ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha);
 380                                                 arp_hdr->arp_data.arp_sip = bond_ip;
 381                                                 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 382                                                 is_free = 1;
 383                                         } else {
 384                                                 rte_eth_tx_burst(BOND_PORT, 0, NULL, 0);
 385                                         }
 386                                 }
 387                         } else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
 388                                 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1)     {
 389                                         global_flag_stru_p->port_packets[2]++;
 390                                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 391                                  }
 392                                 ipv4_hdr = (struct ipv4_hdr *)((char *)(eth_hdr + 1) + offset);
 393                                 if (ipv4_hdr->dst_addr == bond_ip) {
 394                                         ether_addr_copy(&eth_hdr->s_addr, &eth_hdr->d_addr);
 395                                         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 396                                         ipv4_hdr->dst_addr = ipv4_hdr->src_addr;
 397                                         ipv4_hdr->src_addr = bond_ip;
 398                                         rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
 399                                 }
 400
 401                         }
 402
 403                         /* Free processed packets */
 404                         if (is_free == 0)
 405                                 rte_pktmbuf_free(pkts[i]);
 406                 }
 407                 rte_spinlock_trylock(&global_flag_stru_p->lock);
 408         }
 409         rte_spinlock_unlock(&global_flag_stru_p->lock);
 410         printf("BYE lcore_main\n");
 411         return 0;
 412 }
 413
 414 struct cmd_obj_send_result {
 415         cmdline_fixed_string_t action;
 416         cmdline_ipaddr_t ip;
 417 };
 418 static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size)
 419 {
 420         snprintf(buf, size, NIPQUAD_FMT,
 421                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]),
 422                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]),
 423                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]),
 424                 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3])
 425                 );
 426 }
 427 static void cmd_obj_send_parsed(void *parsed_result,
 428                 __attribute__((unused)) struct cmdline *cl,
 429                                __attribute__((unused)) void *data)
 430 {
 431
 432         struct cmd_obj_send_result *res = parsed_result;
 433         char ip_str[INET6_ADDRSTRLEN];
 434
 435         struct rte_mbuf *created_pkt;
 436         struct ether_hdr *eth_hdr;
 437         struct arp_hdr *arp_hdr;
 438
 439         uint32_t bond_ip;
 440         size_t pkt_size;
 441
 442         if (res->ip.family == AF_INET)
 443                 get_string(res, ip_str, INET_ADDRSTRLEN);
 444         else
 445                 cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n");
 446
 447         bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
 448                                 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
 449
 450         created_pkt = rte_pktmbuf_alloc(mbuf_pool);
 451         pkt_size = sizeof(struct ether_hdr) + sizeof(struct arp_hdr);
 452         created_pkt->data_len = pkt_size;
 453         created_pkt->pkt_len = pkt_size;
 454
 455         eth_hdr = rte_pktmbuf_mtod(created_pkt, struct ether_hdr *);
 456         rte_eth_macaddr_get(BOND_PORT, &eth_hdr->s_addr);
 457         memset(&eth_hdr->d_addr, 0xFF, ETHER_ADDR_LEN);
 458         eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_ARP);
 459
 460         arp_hdr = (struct arp_hdr *)((char *)eth_hdr + sizeof(struct ether_hdr));
 461         arp_hdr->arp_hrd = rte_cpu_to_be_16(ARP_HRD_ETHER);
 462         arp_hdr->arp_pro = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
 463         arp_hdr->arp_hln = ETHER_ADDR_LEN;
 464         arp_hdr->arp_pln = sizeof(uint32_t);
 465         arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REQUEST);
 466
 467         rte_eth_macaddr_get(BOND_PORT, &arp_hdr->arp_data.arp_sha);
 468         arp_hdr->arp_data.arp_sip = bond_ip;
 469         memset(&arp_hdr->arp_data.arp_tha, 0, ETHER_ADDR_LEN);
 470         arp_hdr->arp_data.arp_tip =
 471                           ((unsigned char *)&res->ip.addr.ipv4)[0]        |
 472                          (((unsigned char *)&res->ip.addr.ipv4)[1] << 8)  |
 473                          (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) |
 474                          (((unsigned char *)&res->ip.addr.ipv4)[3] << 24);
 475         rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1);
 476
 477         rte_delay_ms(100);
 478         cmdline_printf(cl, "\n");
 479 }
 480
 481 cmdline_parse_token_string_t cmd_obj_action_send =
 482         TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send");
 483 cmdline_parse_token_ipaddr_t cmd_obj_ip =
 484         TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip);
 485
 486 cmdline_parse_inst_t cmd_obj_send = {
 487         .f = cmd_obj_send_parsed,  /* function to call */
 488         .data = NULL,      /* 2nd arg of func */
 489         .help_str = "send client_ip",
 490         .tokens = {        /* token list, NULL terminated */
 491                 (void *)&cmd_obj_action_send,
 492                 (void *)&cmd_obj_ip,
 493                 NULL,
 494         },
 495 };
 496
 497 struct cmd_start_result {
 498         cmdline_fixed_string_t start;
 499 };
 500
 501 static void cmd_start_parsed(__attribute__((unused)) void *parsed_result,
 502                                struct cmdline *cl,
 503                                __attribute__((unused)) void *data)
 504 {
 505         int slave_core_id = rte_lcore_id();
 506
 507         rte_spinlock_trylock(&global_flag_stru_p->lock);
 508         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 509                 if (lcore_config[global_flag_stru_p->LcoreMainCore].state != WAIT)      {
 510                         rte_spinlock_unlock(&global_flag_stru_p->lock);
 511                         return;
 512                 }
 513                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 514         } else {
 515                 cmdline_printf(cl, "lcore_main already running on core:%d\n",
 516                                 global_flag_stru_p->LcoreMainCore);
 517                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 518                 return;
 519         }
 520
 521         /* start lcore main on core != master_core - ARP response thread */
 522         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 523         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 524                 return;
 525
 526         rte_spinlock_trylock(&global_flag_stru_p->lock);
 527         global_flag_stru_p->LcoreMainIsRunning = 1;
 528         rte_spinlock_unlock(&global_flag_stru_p->lock);
 529         cmdline_printf(cl,
 530                         "Starting lcore_main on core %d:%d "
 531                         "Our IP:%d.%d.%d.%d\n",
 532                         slave_core_id,
 533                         rte_eal_remote_launch(lcore_main, NULL, slave_core_id),
 534                         BOND_IP_1,
 535                         BOND_IP_2,
 536                         BOND_IP_3,
 537                         BOND_IP_4
 538                 );
 539 }
 540
 541 cmdline_parse_token_string_t cmd_start_start =
 542         TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start");
 543
 544 cmdline_parse_inst_t cmd_start = {
 545         .f = cmd_start_parsed,  /* function to call */
 546         .data = NULL,      /* 2nd arg of func */
 547         .help_str = "starts listening if not started at startup",
 548         .tokens = {        /* token list, NULL terminated */
 549                 (void *)&cmd_start_start,
 550                 NULL,
 551         },
 552 };
 553
 554 struct cmd_help_result {
 555         cmdline_fixed_string_t help;
 556 };
 557
 558 static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
 559                             struct cmdline *cl,
 560                             __attribute__((unused)) void *data)
 561 {
 562         cmdline_printf(cl,
 563                         "ALB - link bonding mode 6 example\n"
 564                         "send IP        - sends one ARPrequest through bonding for IP.\n"
 565                         "start          - starts listening ARPs.\n"
 566                         "stop           - stops lcore_main.\n"
 567                         "show           - shows some bond info: ex. active slaves etc.\n"
 568                         "help           - prints help.\n"
 569                         "quit           - terminate all threads and quit.\n"
 570                        );
 571 }
 572
 573 cmdline_parse_token_string_t cmd_help_help =
 574         TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
 575
 576 cmdline_parse_inst_t cmd_help = {
 577         .f = cmd_help_parsed,  /* function to call */
 578         .data = NULL,      /* 2nd arg of func */
 579         .help_str = "show help",
 580         .tokens = {        /* token list, NULL terminated */
 581                 (void *)&cmd_help_help,
 582                 NULL,
 583         },
 584 };
 585
 586 struct cmd_stop_result {
 587         cmdline_fixed_string_t stop;
 588 };
 589
 590 static void cmd_stop_parsed(__attribute__((unused)) void *parsed_result,
 591                             struct cmdline *cl,
 592                             __attribute__((unused)) void *data)
 593 {
 594         rte_spinlock_trylock(&global_flag_stru_p->lock);
 595         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 596                 cmdline_printf(cl,
 597                                         "lcore_main not running on core:%d\n",
 598                                         global_flag_stru_p->LcoreMainCore);
 599                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 600                 return;
 601         }
 602         global_flag_stru_p->LcoreMainIsRunning = 0;
 603         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 604                 cmdline_printf(cl,
 605                                 "error: lcore_main can not stop on core:%d\n",
 606                                 global_flag_stru_p->LcoreMainCore);
 607         else
 608                 cmdline_printf(cl,
 609                                 "lcore_main stopped on core:%d\n",
 610                                 global_flag_stru_p->LcoreMainCore);
 611         rte_spinlock_unlock(&global_flag_stru_p->lock);
 612 }
 613
 614 cmdline_parse_token_string_t cmd_stop_stop =
 615         TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop");
 616
 617 cmdline_parse_inst_t cmd_stop = {
 618         .f = cmd_stop_parsed,  /* function to call */
 619         .data = NULL,      /* 2nd arg of func */
 620         .help_str = "this command do not handle any arguments",
 621         .tokens = {        /* token list, NULL terminated */
 622                 (void *)&cmd_stop_stop,
 623                 NULL,
 624         },
 625 };
 626
 627 struct cmd_quit_result {
 628         cmdline_fixed_string_t quit;
 629 };
 630
 631 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
 632                             struct cmdline *cl,
 633                             __attribute__((unused)) void *data)
 634 {
 635         rte_spinlock_trylock(&global_flag_stru_p->lock);
 636         if (global_flag_stru_p->LcoreMainIsRunning == 0)        {
 637                 cmdline_printf(cl,
 638                                         "lcore_main not running on core:%d\n",
 639                                         global_flag_stru_p->LcoreMainCore);
 640                 rte_spinlock_unlock(&global_flag_stru_p->lock);
 641                 cmdline_quit(cl);
 642                 return;
 643         }
 644         global_flag_stru_p->LcoreMainIsRunning = 0;
 645         if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
 646                 cmdline_printf(cl,
 647                                 "error: lcore_main can not stop on core:%d\n",
 648                                 global_flag_stru_p->LcoreMainCore);
 649         else
 650                 cmdline_printf(cl,
 651                                 "lcore_main stopped on core:%d\n",
 652                                 global_flag_stru_p->LcoreMainCore);
 653         rte_spinlock_unlock(&global_flag_stru_p->lock);
 654         cmdline_quit(cl);
 655 }
 656
 657 cmdline_parse_token_string_t cmd_quit_quit =
 658         TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
 659
 660 cmdline_parse_inst_t cmd_quit = {
 661         .f = cmd_quit_parsed,  /* function to call */
 662         .data = NULL,      /* 2nd arg of func */
 663         .help_str = "this command do not handle any arguments",
 664         .tokens = {        /* token list, NULL terminated */
 665                 (void *)&cmd_quit_quit,
 666                 NULL,
 667         },
 668 };
 669
 670 struct cmd_show_result {
 671         cmdline_fixed_string_t show;
 672 };
 673
 674 static void cmd_show_parsed(__attribute__((unused)) void *parsed_result,
 675                             struct cmdline *cl,
 676                             __attribute__((unused)) void *data)
 677 {
 678         uint8_t slaves[16] = {0};
 679         uint8_t len = 16;
 680         struct ether_addr addr;
 681         uint8_t i = 0;
 682
 683         while (i < slaves_count)        {
 684                 rte_eth_macaddr_get(i, &addr);
 685                 PRINT_MAC(addr);
 686                 printf("\n");
 687                 i++;
 688         }
 689
 690         rte_spinlock_trylock(&global_flag_stru_p->lock);
 691         cmdline_printf(cl,
 692                         "Active_slaves:%d "
 693                         "packets received:Tot:%d Arp:%d IPv4:%d\n",
 694                         rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len),
 695                         global_flag_stru_p->port_packets[0],
 696                         global_flag_stru_p->port_packets[1],
 697                         global_flag_stru_p->port_packets[2]);
 698         rte_spinlock_unlock(&global_flag_stru_p->lock);
 699 }
 700
 701 cmdline_parse_token_string_t cmd_show_show =
 702         TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show");
 703
 704 cmdline_parse_inst_t cmd_show = {
 705         .f = cmd_show_parsed,  /* function to call */
 706         .data = NULL,      /* 2nd arg of func */
 707         .help_str = "this command do not handle any arguments",
 708         .tokens = {        /* token list, NULL terminated */
 709                 (void *)&cmd_show_show,
 710                 NULL,
 711         },
 712 };
 713
 714 /****** CONTEXT (list of instruction) */
 715
 716 cmdline_parse_ctx_t main_ctx[] = {
 717         (cmdline_parse_inst_t *)&cmd_start,
 718         (cmdline_parse_inst_t *)&cmd_obj_send,
 719         (cmdline_parse_inst_t *)&cmd_stop,
 720         (cmdline_parse_inst_t *)&cmd_show,
 721         (cmdline_parse_inst_t *)&cmd_quit,
 722         (cmdline_parse_inst_t *)&cmd_help,
 723         NULL,
 724 };
 725
 726 /* prompt function, called from main on MASTER lcore */
 727 static void prompt(__attribute__((unused)) void *arg1)
 728 {
 729         struct cmdline *cl;
 730
 731         cl = cmdline_stdin_new(main_ctx, "bond6>");
 732         if (cl != NULL) {
 733                 cmdline_interact(cl);
 734                 cmdline_stdin_exit(cl);
 735         }
 736 }
 737
 738 /* Main function, does initialisation and calls the per-lcore functions */
 739 int
 740 main(int argc, char *argv[])
 741 {
 742         int ret;
 743         uint8_t nb_ports, i;
 744
 745         /* init EAL */
 746         ret = rte_eal_init(argc, argv);
 747         rte_eal_devargs_dump(stdout);
 748         if (ret < 0)
 749                 rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
 750         argc -= ret;
 751         argv += ret;
 752
 753         nb_ports = rte_eth_dev_count();
 754         if (nb_ports == 0)
 755                 rte_exit(EXIT_FAILURE, "Give at least one port\n");
 756         else if (nb_ports > MAX_PORTS)
 757                 rte_exit(EXIT_FAILURE, "You can have max 4 ports\n");
 758
 759         mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32,
 760                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
 761         if (mbuf_pool == NULL)
 762                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 763
 764         /* initialize all ports */
 765         slaves_count = nb_ports;
 766         for (i = 0; i < nb_ports; i++) {
 767                 slave_port_init(i, mbuf_pool);
 768                 slaves[i] = i;
 769         }
 770
 771         bond_port_init(mbuf_pool);
 772
 773         rte_spinlock_init(&global_flag_stru_p->lock);
 774         int slave_core_id = rte_lcore_id();
 775
 776         /* check state of lcores */
 777         RTE_LCORE_FOREACH_SLAVE(slave_core_id) {
 778         if (lcore_config[slave_core_id].state != WAIT)
 779                 return -EBUSY;
 780         }
 781         /* start lcore main on core != master_core - ARP response thread */
 782         slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
 783         if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
 784                 return -EPERM;
 785
 786         global_flag_stru_p->LcoreMainIsRunning = 1;
 787         global_flag_stru_p->LcoreMainCore = slave_core_id;
 788         printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n",
 789                         slave_core_id,
 790                         rte_eal_remote_launch((lcore_function_t *)lcore_main,
 791                                         NULL,
 792                                         slave_core_id),
 793                         BOND_IP_1,
 794                         BOND_IP_2,
 795                         BOND_IP_3,
 796                         BOND_IP_4
 797                 );
 798
 799         /* Start prompt for user interact */
 800         prompt(NULL);
 801
 802         rte_delay_ms(100);
 803         return 0;
 804 }