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