1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2015-2016 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 <time.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <string.h> 38 #include <stdint.h> 39 #include <inttypes.h> 40 #include <sys/types.h> 41 #include <sys/queue.h> 42 #include <netinet/in.h> 43 #include <setjmp.h> 44 #include <stdarg.h> 45 #include <ctype.h> 46 #include <errno.h> 47 #include <getopt.h> 48 49 #include <rte_atomic.h> 50 #include <rte_branch_prediction.h> 51 #include <rte_common.h> 52 #include <rte_cryptodev.h> 53 #include <rte_cycles.h> 54 #include <rte_debug.h> 55 #include <rte_eal.h> 56 #include <rte_ether.h> 57 #include <rte_ethdev.h> 58 #include <rte_interrupts.h> 59 #include <rte_ip.h> 60 #include <rte_launch.h> 61 #include <rte_lcore.h> 62 #include <rte_log.h> 63 #include <rte_malloc.h> 64 #include <rte_mbuf.h> 65 #include <rte_memcpy.h> 66 #include <rte_memory.h> 67 #include <rte_mempool.h> 68 #include <rte_memzone.h> 69 #include <rte_pci.h> 70 #include <rte_per_lcore.h> 71 #include <rte_prefetch.h> 72 #include <rte_random.h> 73 #include <rte_ring.h> 74 75 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1 76 77 #define NB_MBUF 8192 78 79 #define MAX_PKT_BURST 32 80 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ 81 82 /* 83 * Configurable number of RX/TX ring descriptors 84 */ 85 #define RTE_TEST_RX_DESC_DEFAULT 128 86 #define RTE_TEST_TX_DESC_DEFAULT 512 87 88 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 89 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 90 91 /* ethernet addresses of ports */ 92 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS]; 93 94 /* mask of enabled ports */ 95 static uint64_t l2fwd_enabled_port_mask; 96 static uint64_t l2fwd_enabled_crypto_mask; 97 98 /* list of enabled ports */ 99 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS]; 100 101 102 struct pkt_buffer { 103 unsigned len; 104 struct rte_mbuf *buffer[MAX_PKT_BURST]; 105 }; 106 107 struct op_buffer { 108 unsigned len; 109 struct rte_crypto_op *buffer[MAX_PKT_BURST]; 110 }; 111 112 #define MAX_RX_QUEUE_PER_LCORE 16 113 #define MAX_TX_QUEUE_PER_PORT 16 114 115 enum l2fwd_crypto_xform_chain { 116 L2FWD_CRYPTO_CIPHER_HASH, 117 L2FWD_CRYPTO_HASH_CIPHER 118 }; 119 120 struct l2fwd_key { 121 uint8_t *data; 122 uint32_t length; 123 phys_addr_t phys_addr; 124 }; 125 126 /** l2fwd crypto application command line options */ 127 struct l2fwd_crypto_options { 128 unsigned portmask; 129 unsigned nb_ports_per_lcore; 130 unsigned refresh_period; 131 unsigned single_lcore:1; 132 133 enum rte_cryptodev_type cdev_type; 134 unsigned sessionless:1; 135 136 enum l2fwd_crypto_xform_chain xform_chain; 137 138 struct rte_crypto_sym_xform cipher_xform; 139 uint8_t ckey_data[32]; 140 141 struct l2fwd_key iv_key; 142 uint8_t ivkey_data[16]; 143 144 struct rte_crypto_sym_xform auth_xform; 145 uint8_t akey_data[128]; 146 }; 147 148 /** l2fwd crypto lcore params */ 149 struct l2fwd_crypto_params { 150 uint8_t dev_id; 151 uint8_t qp_id; 152 153 unsigned digest_length; 154 unsigned block_size; 155 struct l2fwd_key iv_key; 156 struct rte_cryptodev_sym_session *session; 157 }; 158 159 /** lcore configuration */ 160 struct lcore_queue_conf { 161 unsigned nb_rx_ports; 162 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE]; 163 164 unsigned nb_crypto_devs; 165 unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE]; 166 167 struct op_buffer op_buf[RTE_MAX_ETHPORTS]; 168 struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS]; 169 } __rte_cache_aligned; 170 171 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; 172 173 static const struct rte_eth_conf port_conf = { 174 .rxmode = { 175 .split_hdr_size = 0, 176 .header_split = 0, /**< Header Split disabled */ 177 .hw_ip_checksum = 0, /**< IP checksum offload disabled */ 178 .hw_vlan_filter = 0, /**< VLAN filtering disabled */ 179 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ 180 .hw_strip_crc = 0, /**< CRC stripped by hardware */ 181 }, 182 .txmode = { 183 .mq_mode = ETH_MQ_TX_NONE, 184 }, 185 }; 186 187 struct rte_mempool *l2fwd_pktmbuf_pool; 188 struct rte_mempool *l2fwd_crypto_op_pool; 189 190 /* Per-port statistics struct */ 191 struct l2fwd_port_statistics { 192 uint64_t tx; 193 uint64_t rx; 194 195 uint64_t crypto_enqueued; 196 uint64_t crypto_dequeued; 197 198 uint64_t dropped; 199 } __rte_cache_aligned; 200 201 struct l2fwd_crypto_statistics { 202 uint64_t enqueued; 203 uint64_t dequeued; 204 205 uint64_t errors; 206 } __rte_cache_aligned; 207 208 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS]; 209 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS]; 210 211 /* A tsc-based timer responsible for triggering statistics printout */ 212 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */ 213 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */ 214 215 /* default period is 10 seconds */ 216 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; 217 218 /* Print out statistics on packets dropped */ 219 static void 220 print_stats(void) 221 { 222 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; 223 uint64_t total_packets_enqueued, total_packets_dequeued, 224 total_packets_errors; 225 unsigned portid; 226 uint64_t cdevid; 227 228 total_packets_dropped = 0; 229 total_packets_tx = 0; 230 total_packets_rx = 0; 231 total_packets_enqueued = 0; 232 total_packets_dequeued = 0; 233 total_packets_errors = 0; 234 235 const char clr[] = { 27, '[', '2', 'J', '\0' }; 236 const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 237 238 /* Clear screen and move to top left */ 239 printf("%s%s", clr, topLeft); 240 241 printf("\nPort statistics ===================================="); 242 243 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 244 /* skip disabled ports */ 245 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) 246 continue; 247 printf("\nStatistics for port %u ------------------------------" 248 "\nPackets sent: %32"PRIu64 249 "\nPackets received: %28"PRIu64 250 "\nPackets dropped: %29"PRIu64, 251 portid, 252 port_statistics[portid].tx, 253 port_statistics[portid].rx, 254 port_statistics[portid].dropped); 255 256 total_packets_dropped += port_statistics[portid].dropped; 257 total_packets_tx += port_statistics[portid].tx; 258 total_packets_rx += port_statistics[portid].rx; 259 } 260 printf("\nCrypto statistics =================================="); 261 262 for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) { 263 /* skip disabled ports */ 264 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0) 265 continue; 266 printf("\nStatistics for cryptodev %"PRIu64 267 " -------------------------" 268 "\nPackets enqueued: %28"PRIu64 269 "\nPackets dequeued: %28"PRIu64 270 "\nPackets errors: %30"PRIu64, 271 cdevid, 272 crypto_statistics[cdevid].enqueued, 273 crypto_statistics[cdevid].dequeued, 274 crypto_statistics[cdevid].errors); 275 276 total_packets_enqueued += crypto_statistics[cdevid].enqueued; 277 total_packets_dequeued += crypto_statistics[cdevid].dequeued; 278 total_packets_errors += crypto_statistics[cdevid].errors; 279 } 280 printf("\nAggregate statistics ===============================" 281 "\nTotal packets received: %22"PRIu64 282 "\nTotal packets enqueued: %22"PRIu64 283 "\nTotal packets dequeued: %22"PRIu64 284 "\nTotal packets sent: %26"PRIu64 285 "\nTotal packets dropped: %23"PRIu64 286 "\nTotal packets crypto errors: %17"PRIu64, 287 total_packets_rx, 288 total_packets_enqueued, 289 total_packets_dequeued, 290 total_packets_tx, 291 total_packets_dropped, 292 total_packets_errors); 293 printf("\n====================================================\n"); 294 } 295 296 297 298 static int 299 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n, 300 struct l2fwd_crypto_params *cparams) 301 { 302 struct rte_crypto_op **op_buffer; 303 unsigned ret; 304 305 op_buffer = (struct rte_crypto_op **) 306 qconf->op_buf[cparams->dev_id].buffer; 307 308 ret = rte_cryptodev_enqueue_burst(cparams->dev_id, 309 cparams->qp_id, op_buffer, (uint16_t) n); 310 311 crypto_statistics[cparams->dev_id].enqueued += ret; 312 if (unlikely(ret < n)) { 313 crypto_statistics[cparams->dev_id].errors += (n - ret); 314 do { 315 rte_pktmbuf_free(op_buffer[ret]->sym->m_src); 316 rte_crypto_op_free(op_buffer[ret]); 317 } while (++ret < n); 318 } 319 320 return 0; 321 } 322 323 static int 324 l2fwd_crypto_enqueue(struct rte_crypto_op *op, 325 struct l2fwd_crypto_params *cparams) 326 { 327 unsigned lcore_id, len; 328 struct lcore_queue_conf *qconf; 329 330 lcore_id = rte_lcore_id(); 331 332 qconf = &lcore_queue_conf[lcore_id]; 333 len = qconf->op_buf[cparams->dev_id].len; 334 qconf->op_buf[cparams->dev_id].buffer[len] = op; 335 len++; 336 337 /* enough ops to be sent */ 338 if (len == MAX_PKT_BURST) { 339 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams); 340 len = 0; 341 } 342 343 qconf->op_buf[cparams->dev_id].len = len; 344 return 0; 345 } 346 347 static int 348 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m, 349 struct rte_crypto_op *op, 350 struct l2fwd_crypto_params *cparams) 351 { 352 struct ether_hdr *eth_hdr; 353 struct ipv4_hdr *ip_hdr; 354 355 unsigned ipdata_offset, pad_len, data_len; 356 char *padding; 357 358 eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *); 359 360 if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4)) 361 return -1; 362 363 ipdata_offset = sizeof(struct ether_hdr); 364 365 ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) + 366 ipdata_offset); 367 368 ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK) 369 * IPV4_IHL_MULTIPLIER; 370 371 372 /* Zero pad data to be crypto'd so it is block aligned */ 373 data_len = rte_pktmbuf_data_len(m) - ipdata_offset; 374 pad_len = data_len % cparams->block_size ? cparams->block_size - 375 (data_len % cparams->block_size) : 0; 376 377 if (pad_len) { 378 padding = rte_pktmbuf_append(m, pad_len); 379 if (unlikely(!padding)) 380 return -1; 381 382 data_len += pad_len; 383 memset(padding, 0, pad_len); 384 } 385 386 /* Set crypto operation data parameters */ 387 rte_crypto_op_attach_sym_session(op, cparams->session); 388 389 /* Append space for digest to end of packet */ 390 op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m, 391 cparams->digest_length); 392 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m, 393 rte_pktmbuf_pkt_len(m) - cparams->digest_length); 394 op->sym->auth.digest.length = cparams->digest_length; 395 396 op->sym->auth.data.offset = ipdata_offset; 397 op->sym->auth.data.length = data_len; 398 399 400 op->sym->cipher.iv.data = cparams->iv_key.data; 401 op->sym->cipher.iv.phys_addr = cparams->iv_key.phys_addr; 402 op->sym->cipher.iv.length = cparams->iv_key.length; 403 404 op->sym->cipher.data.offset = ipdata_offset; 405 op->sym->cipher.data.length = data_len; 406 407 op->sym->m_src = m; 408 409 return l2fwd_crypto_enqueue(op, cparams); 410 } 411 412 413 /* Send the burst of packets on an output interface */ 414 static int 415 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, 416 uint8_t port) 417 { 418 struct rte_mbuf **pkt_buffer; 419 unsigned ret; 420 421 pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer; 422 423 ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n); 424 port_statistics[port].tx += ret; 425 if (unlikely(ret < n)) { 426 port_statistics[port].dropped += (n - ret); 427 do { 428 rte_pktmbuf_free(pkt_buffer[ret]); 429 } while (++ret < n); 430 } 431 432 return 0; 433 } 434 435 /* Enqueue packets for TX and prepare them to be sent */ 436 static int 437 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port) 438 { 439 unsigned lcore_id, len; 440 struct lcore_queue_conf *qconf; 441 442 lcore_id = rte_lcore_id(); 443 444 qconf = &lcore_queue_conf[lcore_id]; 445 len = qconf->pkt_buf[port].len; 446 qconf->pkt_buf[port].buffer[len] = m; 447 len++; 448 449 /* enough pkts to be sent */ 450 if (unlikely(len == MAX_PKT_BURST)) { 451 l2fwd_send_burst(qconf, MAX_PKT_BURST, port); 452 len = 0; 453 } 454 455 qconf->pkt_buf[port].len = len; 456 return 0; 457 } 458 459 static void 460 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid) 461 { 462 struct ether_hdr *eth; 463 void *tmp; 464 unsigned dst_port; 465 466 dst_port = l2fwd_dst_ports[portid]; 467 eth = rte_pktmbuf_mtod(m, struct ether_hdr *); 468 469 /* 02:00:00:00:00:xx */ 470 tmp = ð->d_addr.addr_bytes[0]; 471 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); 472 473 /* src addr */ 474 ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->s_addr); 475 476 l2fwd_send_packet(m, (uint8_t) dst_port); 477 } 478 479 /** Generate random key */ 480 static void 481 generate_random_key(uint8_t *key, unsigned length) 482 { 483 unsigned i; 484 485 for (i = 0; i < length; i++) 486 key[i] = rand() % 0xff; 487 } 488 489 static struct rte_cryptodev_sym_session * 490 initialize_crypto_session(struct l2fwd_crypto_options *options, 491 uint8_t cdev_id) 492 { 493 struct rte_crypto_sym_xform *first_xform; 494 495 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) { 496 first_xform = &options->cipher_xform; 497 first_xform->next = &options->auth_xform; 498 } else { 499 first_xform = &options->auth_xform; 500 first_xform->next = &options->cipher_xform; 501 } 502 503 /* Setup Cipher Parameters */ 504 return rte_cryptodev_sym_session_create(cdev_id, first_xform); 505 } 506 507 static void 508 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options); 509 510 /* main processing loop */ 511 static void 512 l2fwd_main_loop(struct l2fwd_crypto_options *options) 513 { 514 struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST]; 515 struct rte_crypto_op *ops_burst[MAX_PKT_BURST]; 516 517 unsigned lcore_id = rte_lcore_id(); 518 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 519 unsigned i, j, portid, nb_rx; 520 struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id]; 521 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / 522 US_PER_S * BURST_TX_DRAIN_US; 523 struct l2fwd_crypto_params *cparams; 524 struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs]; 525 526 if (qconf->nb_rx_ports == 0) { 527 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id); 528 return; 529 } 530 531 RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id); 532 533 l2fwd_crypto_options_print(options); 534 535 for (i = 0; i < qconf->nb_rx_ports; i++) { 536 537 portid = qconf->rx_port_list[i]; 538 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id, 539 portid); 540 } 541 542 for (i = 0; i < qconf->nb_crypto_devs; i++) { 543 port_cparams[i].dev_id = qconf->cryptodev_list[i]; 544 port_cparams[i].qp_id = 0; 545 546 port_cparams[i].block_size = 64; 547 port_cparams[i].digest_length = 20; 548 549 port_cparams[i].iv_key.data = 550 (uint8_t *)rte_malloc(NULL, 16, 8); 551 port_cparams[i].iv_key.length = 16; 552 port_cparams[i].iv_key.phys_addr = rte_malloc_virt2phy( 553 (void *)port_cparams[i].iv_key.data); 554 generate_random_key(port_cparams[i].iv_key.data, 555 sizeof(cparams[i].iv_key.length)); 556 557 port_cparams[i].session = initialize_crypto_session(options, 558 port_cparams[i].dev_id); 559 560 if (port_cparams[i].session == NULL) 561 return; 562 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id, 563 port_cparams[i].dev_id); 564 } 565 566 while (1) { 567 568 cur_tsc = rte_rdtsc(); 569 570 /* 571 * TX burst queue drain 572 */ 573 diff_tsc = cur_tsc - prev_tsc; 574 if (unlikely(diff_tsc > drain_tsc)) { 575 576 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 577 if (qconf->pkt_buf[portid].len == 0) 578 continue; 579 l2fwd_send_burst(&lcore_queue_conf[lcore_id], 580 qconf->pkt_buf[portid].len, 581 (uint8_t) portid); 582 qconf->pkt_buf[portid].len = 0; 583 } 584 585 /* if timer is enabled */ 586 if (timer_period > 0) { 587 588 /* advance the timer */ 589 timer_tsc += diff_tsc; 590 591 /* if timer has reached its timeout */ 592 if (unlikely(timer_tsc >= 593 (uint64_t)timer_period)) { 594 595 /* do this only on master core */ 596 if (lcore_id == rte_get_master_lcore() 597 && options->refresh_period) { 598 print_stats(); 599 timer_tsc = 0; 600 } 601 } 602 } 603 604 prev_tsc = cur_tsc; 605 } 606 607 /* 608 * Read packet from RX queues 609 */ 610 for (i = 0; i < qconf->nb_rx_ports; i++) { 611 portid = qconf->rx_port_list[i]; 612 613 cparams = &port_cparams[i]; 614 615 nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, 616 pkts_burst, MAX_PKT_BURST); 617 618 port_statistics[portid].rx += nb_rx; 619 620 if (nb_rx) { 621 /* 622 * If we can't allocate a crypto_ops, then drop 623 * the rest of the burst and dequeue and 624 * process the packets to free offload structs 625 */ 626 if (rte_crypto_op_bulk_alloc( 627 l2fwd_crypto_op_pool, 628 RTE_CRYPTO_OP_TYPE_SYMMETRIC, 629 ops_burst, nb_rx) != 630 nb_rx) { 631 for (j = 0; j < nb_rx; j++) 632 rte_pktmbuf_free(pkts_burst[i]); 633 634 nb_rx = 0; 635 } 636 637 /* Enqueue packets from Crypto device*/ 638 for (j = 0; j < nb_rx; j++) { 639 m = pkts_burst[j]; 640 641 l2fwd_simple_crypto_enqueue(m, 642 ops_burst[j], cparams); 643 } 644 } 645 646 /* Dequeue packets from Crypto device */ 647 do { 648 nb_rx = rte_cryptodev_dequeue_burst( 649 cparams->dev_id, cparams->qp_id, 650 ops_burst, MAX_PKT_BURST); 651 652 crypto_statistics[cparams->dev_id].dequeued += 653 nb_rx; 654 655 /* Forward crypto'd packets */ 656 for (j = 0; j < nb_rx; j++) { 657 m = ops_burst[j]->sym->m_src; 658 659 rte_crypto_op_free(ops_burst[j]); 660 l2fwd_simple_forward(m, portid); 661 } 662 } while (nb_rx == MAX_PKT_BURST); 663 } 664 } 665 } 666 667 static int 668 l2fwd_launch_one_lcore(void *arg) 669 { 670 l2fwd_main_loop((struct l2fwd_crypto_options *)arg); 671 return 0; 672 } 673 674 /* Display command line arguments usage */ 675 static void 676 l2fwd_crypto_usage(const char *prgname) 677 { 678 printf("%s [EAL options] -- --cdev TYPE [optional parameters]\n" 679 " -p PORTMASK: hexadecimal bitmask of ports to configure\n" 680 " -q NQ: number of queue (=ports) per lcore (default is 1)\n" 681 " -s manage all ports from single lcore" 682 " -t PERIOD: statistics will be refreshed each PERIOD seconds" 683 " (0 to disable, 10 default, 86400 maximum)\n" 684 685 " --cdev AESNI_MB / QAT\n" 686 " --chain HASH_CIPHER / CIPHER_HASH\n" 687 688 " --cipher_algo ALGO\n" 689 " --cipher_op ENCRYPT / DECRYPT\n" 690 " --cipher_key KEY\n" 691 " --iv IV\n" 692 693 " --auth_algo ALGO\n" 694 " --auth_op GENERATE / VERIFY\n" 695 " --auth_key KEY\n" 696 697 " --sessionless\n", 698 prgname); 699 } 700 701 /** Parse crypto device type command line argument */ 702 static int 703 parse_cryptodev_type(enum rte_cryptodev_type *type, char *optarg) 704 { 705 if (strcmp("AESNI_MB", optarg) == 0) { 706 *type = RTE_CRYPTODEV_AESNI_MB_PMD; 707 return 0; 708 } else if (strcmp("QAT", optarg) == 0) { 709 *type = RTE_CRYPTODEV_QAT_SYM_PMD; 710 return 0; 711 } 712 713 return -1; 714 } 715 716 /** Parse crypto chain xform command line argument */ 717 static int 718 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg) 719 { 720 if (strcmp("CIPHER_HASH", optarg) == 0) { 721 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH; 722 return 0; 723 } else if (strcmp("HASH_CIPHER", optarg) == 0) { 724 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER; 725 return 0; 726 } 727 728 return -1; 729 } 730 731 /** Parse crypto cipher algo option command line argument */ 732 static int 733 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg) 734 { 735 if (strcmp("AES_CBC", optarg) == 0) { 736 *algo = RTE_CRYPTO_CIPHER_AES_CBC; 737 return 0; 738 } else if (strcmp("AES_GCM", optarg) == 0) { 739 *algo = RTE_CRYPTO_CIPHER_AES_GCM; 740 return 0; 741 } 742 743 printf("Cipher algorithm not supported!\n"); 744 return -1; 745 } 746 747 /** Parse crypto cipher operation command line argument */ 748 static int 749 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg) 750 { 751 if (strcmp("ENCRYPT", optarg) == 0) { 752 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT; 753 return 0; 754 } else if (strcmp("DECRYPT", optarg) == 0) { 755 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT; 756 return 0; 757 } 758 759 printf("Cipher operation not supported!\n"); 760 return -1; 761 } 762 763 /** Parse crypto key command line argument */ 764 static int 765 parse_key(struct l2fwd_key *key __rte_unused, 766 unsigned length __rte_unused, char *arg __rte_unused) 767 { 768 printf("Currently an unsupported argument!\n"); 769 return -1; 770 } 771 772 /** Parse crypto cipher operation command line argument */ 773 static int 774 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg) 775 { 776 if (strcmp("SHA1", optarg) == 0) { 777 *algo = RTE_CRYPTO_AUTH_SHA1; 778 return 0; 779 } else if (strcmp("SHA1_HMAC", optarg) == 0) { 780 *algo = RTE_CRYPTO_AUTH_SHA1_HMAC; 781 return 0; 782 } else if (strcmp("SHA224", optarg) == 0) { 783 *algo = RTE_CRYPTO_AUTH_SHA224; 784 return 0; 785 } else if (strcmp("SHA224_HMAC", optarg) == 0) { 786 *algo = RTE_CRYPTO_AUTH_SHA224_HMAC; 787 return 0; 788 } else if (strcmp("SHA256", optarg) == 0) { 789 *algo = RTE_CRYPTO_AUTH_SHA256; 790 return 0; 791 } else if (strcmp("SHA256_HMAC", optarg) == 0) { 792 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC; 793 return 0; 794 } else if (strcmp("SHA512", optarg) == 0) { 795 *algo = RTE_CRYPTO_AUTH_SHA256; 796 return 0; 797 } else if (strcmp("SHA512_HMAC", optarg) == 0) { 798 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC; 799 return 0; 800 } 801 802 printf("Authentication algorithm specified not supported!\n"); 803 return -1; 804 } 805 806 static int 807 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg) 808 { 809 if (strcmp("VERIFY", optarg) == 0) { 810 *op = RTE_CRYPTO_AUTH_OP_VERIFY; 811 return 0; 812 } else if (strcmp("GENERATE", optarg) == 0) { 813 *op = RTE_CRYPTO_AUTH_OP_GENERATE; 814 return 0; 815 } 816 817 printf("Authentication operation specified not supported!\n"); 818 return -1; 819 } 820 821 /** Parse long options */ 822 static int 823 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options, 824 struct option *lgopts, int option_index) 825 { 826 if (strcmp(lgopts[option_index].name, "cdev_type") == 0) 827 return parse_cryptodev_type(&options->cdev_type, optarg); 828 829 else if (strcmp(lgopts[option_index].name, "chain") == 0) 830 return parse_crypto_opt_chain(options, optarg); 831 832 /* Cipher options */ 833 else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0) 834 return parse_cipher_algo(&options->cipher_xform.cipher.algo, 835 optarg); 836 837 else if (strcmp(lgopts[option_index].name, "cipher_op") == 0) 838 return parse_cipher_op(&options->cipher_xform.cipher.op, 839 optarg); 840 841 else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) { 842 struct l2fwd_key key = { 0 }; 843 int retval = 0; 844 845 retval = parse_key(&key, sizeof(options->ckey_data), optarg); 846 847 options->cipher_xform.cipher.key.data = key.data; 848 options->cipher_xform.cipher.key.length = key.length; 849 850 return retval; 851 } else if (strcmp(lgopts[option_index].name, "iv") == 0) 852 return parse_key(&options->iv_key, sizeof(options->ivkey_data), 853 optarg); 854 855 /* Authentication options */ 856 else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) 857 return parse_auth_algo(&options->auth_xform.auth.algo, 858 optarg); 859 860 else if (strcmp(lgopts[option_index].name, "auth_op") == 0) 861 return parse_auth_op(&options->auth_xform.auth.op, 862 optarg); 863 864 else if (strcmp(lgopts[option_index].name, "auth_key") == 0) { 865 struct l2fwd_key key = { 0 }; 866 int retval = 0; 867 868 retval = parse_key(&key, sizeof(options->akey_data), optarg); 869 870 options->auth_xform.auth.key.data = key.data; 871 options->auth_xform.auth.key.length = key.length; 872 873 return retval; 874 } else if (strcmp(lgopts[option_index].name, "sessionless") == 0) { 875 options->sessionless = 1; 876 return 0; 877 } 878 879 return -1; 880 } 881 882 /** Parse port mask */ 883 static int 884 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options, 885 const char *q_arg) 886 { 887 char *end = NULL; 888 unsigned long pm; 889 890 /* parse hexadecimal string */ 891 pm = strtoul(q_arg, &end, 16); 892 if ((pm == '\0') || (end == NULL) || (*end != '\0')) 893 pm = 0; 894 895 options->portmask = pm; 896 if (options->portmask == 0) { 897 printf("invalid portmask specified\n"); 898 return -1; 899 } 900 901 return pm; 902 } 903 904 /** Parse number of queues */ 905 static int 906 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options, 907 const char *q_arg) 908 { 909 char *end = NULL; 910 unsigned long n; 911 912 /* parse hexadecimal string */ 913 n = strtoul(q_arg, &end, 10); 914 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 915 n = 0; 916 else if (n >= MAX_RX_QUEUE_PER_LCORE) 917 n = 0; 918 919 options->nb_ports_per_lcore = n; 920 if (options->nb_ports_per_lcore == 0) { 921 printf("invalid number of ports selected\n"); 922 return -1; 923 } 924 925 return 0; 926 } 927 928 /** Parse timer period */ 929 static int 930 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options, 931 const char *q_arg) 932 { 933 char *end = NULL; 934 unsigned long n; 935 936 /* parse number string */ 937 n = (unsigned)strtol(q_arg, &end, 10); 938 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 939 n = 0; 940 941 if (n >= MAX_TIMER_PERIOD) { 942 printf("Warning refresh period specified %lu is greater than " 943 "max value %lu! using max value", 944 n, MAX_TIMER_PERIOD); 945 n = MAX_TIMER_PERIOD; 946 } 947 948 options->refresh_period = n * 1000 * TIMER_MILLISECOND; 949 950 return 0; 951 } 952 953 /** Generate default options for application */ 954 static void 955 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options) 956 { 957 srand(time(NULL)); 958 959 options->portmask = 0xffffffff; 960 options->nb_ports_per_lcore = 1; 961 options->refresh_period = 10000; 962 options->single_lcore = 0; 963 options->sessionless = 0; 964 965 options->cdev_type = RTE_CRYPTODEV_AESNI_MB_PMD; 966 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH; 967 968 /* Cipher Data */ 969 options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER; 970 options->cipher_xform.next = NULL; 971 972 options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC; 973 options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT; 974 975 generate_random_key(options->ckey_data, sizeof(options->ckey_data)); 976 977 options->cipher_xform.cipher.key.data = options->ckey_data; 978 options->cipher_xform.cipher.key.length = 16; 979 980 981 /* Authentication Data */ 982 options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH; 983 options->auth_xform.next = NULL; 984 985 options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC; 986 options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY; 987 988 options->auth_xform.auth.add_auth_data_length = 0; 989 options->auth_xform.auth.digest_length = 20; 990 991 generate_random_key(options->akey_data, sizeof(options->akey_data)); 992 993 options->auth_xform.auth.key.data = options->akey_data; 994 options->auth_xform.auth.key.length = 20; 995 } 996 997 static void 998 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options) 999 { 1000 printf("Options:-\nn"); 1001 printf("portmask: %x\n", options->portmask); 1002 printf("ports per lcore: %u\n", options->nb_ports_per_lcore); 1003 printf("refresh period : %u\n", options->refresh_period); 1004 printf("single lcore mode: %s\n", 1005 options->single_lcore ? "enabled" : "disabled"); 1006 printf("stats_printing: %s\n", 1007 options->refresh_period == 0 ? "disabled" : "enabled"); 1008 1009 switch (options->cdev_type) { 1010 case RTE_CRYPTODEV_AESNI_MB_PMD: 1011 printf("cryptodev type: AES-NI MB PMD\n"); break; 1012 case RTE_CRYPTODEV_QAT_SYM_PMD: 1013 printf("cryptodev type: QAT PMD\n"); break; 1014 default: 1015 break; 1016 } 1017 1018 printf("sessionless crypto: %s\n", 1019 options->sessionless ? "enabled" : "disabled"); 1020 } 1021 1022 /* Parse the argument given in the command line of the application */ 1023 static int 1024 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options, 1025 int argc, char **argv) 1026 { 1027 int opt, retval, option_index; 1028 char **argvopt = argv, *prgname = argv[0]; 1029 1030 static struct option lgopts[] = { 1031 { "sessionless", no_argument, 0, 0 }, 1032 1033 { "cdev_type", required_argument, 0, 0 }, 1034 { "chain", required_argument, 0, 0 }, 1035 1036 { "cipher_algo", required_argument, 0, 0 }, 1037 { "cipher_op", required_argument, 0, 0 }, 1038 { "cipher_key", required_argument, 0, 0 }, 1039 1040 { "auth_algo", required_argument, 0, 0 }, 1041 { "auth_op", required_argument, 0, 0 }, 1042 { "auth_key", required_argument, 0, 0 }, 1043 1044 { "iv", required_argument, 0, 0 }, 1045 1046 { "sessionless", no_argument, 0, 0 }, 1047 1048 { NULL, 0, 0, 0 } 1049 }; 1050 1051 l2fwd_crypto_default_options(options); 1052 1053 while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts, 1054 &option_index)) != EOF) { 1055 switch (opt) { 1056 /* long options */ 1057 case 0: 1058 retval = l2fwd_crypto_parse_args_long_options(options, 1059 lgopts, option_index); 1060 if (retval < 0) { 1061 l2fwd_crypto_usage(prgname); 1062 return -1; 1063 } 1064 break; 1065 1066 /* portmask */ 1067 case 'p': 1068 retval = l2fwd_crypto_parse_portmask(options, optarg); 1069 if (retval < 0) { 1070 l2fwd_crypto_usage(prgname); 1071 return -1; 1072 } 1073 break; 1074 1075 /* nqueue */ 1076 case 'q': 1077 retval = l2fwd_crypto_parse_nqueue(options, optarg); 1078 if (retval < 0) { 1079 l2fwd_crypto_usage(prgname); 1080 return -1; 1081 } 1082 break; 1083 1084 /* single */ 1085 case 's': 1086 options->single_lcore = 1; 1087 1088 break; 1089 1090 /* timer period */ 1091 case 't': 1092 retval = l2fwd_crypto_parse_timer_period(options, 1093 optarg); 1094 if (retval < 0) { 1095 l2fwd_crypto_usage(prgname); 1096 return -1; 1097 } 1098 break; 1099 1100 default: 1101 l2fwd_crypto_usage(prgname); 1102 return -1; 1103 } 1104 } 1105 1106 1107 if (optind >= 0) 1108 argv[optind-1] = prgname; 1109 1110 retval = optind-1; 1111 optind = 0; /* reset getopt lib */ 1112 1113 return retval; 1114 } 1115 1116 /* Check the link status of all ports in up to 9s, and print them finally */ 1117 static void 1118 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) 1119 { 1120 #define CHECK_INTERVAL 100 /* 100ms */ 1121 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1122 uint8_t portid, count, all_ports_up, print_flag = 0; 1123 struct rte_eth_link link; 1124 1125 printf("\nChecking link status"); 1126 fflush(stdout); 1127 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1128 all_ports_up = 1; 1129 for (portid = 0; portid < port_num; portid++) { 1130 if ((port_mask & (1 << portid)) == 0) 1131 continue; 1132 memset(&link, 0, sizeof(link)); 1133 rte_eth_link_get_nowait(portid, &link); 1134 /* print link status if flag set */ 1135 if (print_flag == 1) { 1136 if (link.link_status) 1137 printf("Port %d Link Up - speed %u " 1138 "Mbps - %s\n", (uint8_t)portid, 1139 (unsigned)link.link_speed, 1140 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1141 ("full-duplex") : ("half-duplex\n")); 1142 else 1143 printf("Port %d Link Down\n", 1144 (uint8_t)portid); 1145 continue; 1146 } 1147 /* clear all_ports_up flag if any link down */ 1148 if (link.link_status == 0) { 1149 all_ports_up = 0; 1150 break; 1151 } 1152 } 1153 /* after finally printing all link status, get out */ 1154 if (print_flag == 1) 1155 break; 1156 1157 if (all_ports_up == 0) { 1158 printf("."); 1159 fflush(stdout); 1160 rte_delay_ms(CHECK_INTERVAL); 1161 } 1162 1163 /* set the print_flag if all ports up or timeout */ 1164 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1165 print_flag = 1; 1166 printf("done\n"); 1167 } 1168 } 1169 } 1170 1171 static int 1172 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports) 1173 { 1174 unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0; 1175 int retval; 1176 1177 if (options->cdev_type == RTE_CRYPTODEV_QAT_SYM_PMD) { 1178 if (rte_cryptodev_count() < nb_ports) 1179 return -1; 1180 } else if (options->cdev_type == RTE_CRYPTODEV_AESNI_MB_PMD) { 1181 for (i = 0; i < nb_ports; i++) { 1182 int retval = rte_eal_vdev_init(CRYPTODEV_NAME_AESNI_MB_PMD, 1183 NULL); 1184 if (retval < 0) 1185 return -1; 1186 } 1187 } 1188 1189 cdev_count = rte_cryptodev_count(); 1190 for (cdev_id = 0; 1191 cdev_id < cdev_count && enabled_cdev_count < nb_ports; 1192 cdev_id++) { 1193 struct rte_cryptodev_qp_conf qp_conf; 1194 struct rte_cryptodev_info dev_info; 1195 1196 struct rte_cryptodev_config conf = { 1197 .nb_queue_pairs = 1, 1198 .socket_id = SOCKET_ID_ANY, 1199 .session_mp = { 1200 .nb_objs = 2048, 1201 .cache_size = 64 1202 } 1203 }; 1204 1205 rte_cryptodev_info_get(cdev_id, &dev_info); 1206 1207 if (dev_info.dev_type != options->cdev_type) 1208 continue; 1209 1210 1211 retval = rte_cryptodev_configure(cdev_id, &conf); 1212 if (retval < 0) { 1213 printf("Failed to configure cryptodev %u", cdev_id); 1214 return -1; 1215 } 1216 1217 qp_conf.nb_descriptors = 2048; 1218 1219 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf, 1220 SOCKET_ID_ANY); 1221 if (retval < 0) { 1222 printf("Failed to setup queue pair %u on cryptodev %u", 1223 0, cdev_id); 1224 return -1; 1225 } 1226 1227 l2fwd_enabled_crypto_mask |= (1 << cdev_id); 1228 1229 enabled_cdev_count++; 1230 } 1231 1232 return enabled_cdev_count; 1233 } 1234 1235 static int 1236 initialize_ports(struct l2fwd_crypto_options *options) 1237 { 1238 uint8_t last_portid, portid; 1239 unsigned enabled_portcount = 0; 1240 unsigned nb_ports = rte_eth_dev_count(); 1241 1242 if (nb_ports == 0) { 1243 printf("No Ethernet ports - bye\n"); 1244 return -1; 1245 } 1246 1247 if (nb_ports > RTE_MAX_ETHPORTS) 1248 nb_ports = RTE_MAX_ETHPORTS; 1249 1250 /* Reset l2fwd_dst_ports */ 1251 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) 1252 l2fwd_dst_ports[portid] = 0; 1253 1254 for (last_portid = 0, portid = 0; portid < nb_ports; portid++) { 1255 int retval; 1256 1257 /* Skip ports that are not enabled */ 1258 if ((options->portmask & (1 << portid)) == 0) 1259 continue; 1260 1261 /* init port */ 1262 printf("Initializing port %u... ", (unsigned) portid); 1263 fflush(stdout); 1264 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf); 1265 if (retval < 0) { 1266 printf("Cannot configure device: err=%d, port=%u\n", 1267 retval, (unsigned) portid); 1268 return -1; 1269 } 1270 1271 /* init one RX queue */ 1272 fflush(stdout); 1273 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 1274 rte_eth_dev_socket_id(portid), 1275 NULL, l2fwd_pktmbuf_pool); 1276 if (retval < 0) { 1277 printf("rte_eth_rx_queue_setup:err=%d, port=%u\n", 1278 retval, (unsigned) portid); 1279 return -1; 1280 } 1281 1282 /* init one TX queue on each port */ 1283 fflush(stdout); 1284 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd, 1285 rte_eth_dev_socket_id(portid), 1286 NULL); 1287 if (retval < 0) { 1288 printf("rte_eth_tx_queue_setup:err=%d, port=%u\n", 1289 retval, (unsigned) portid); 1290 1291 return -1; 1292 } 1293 1294 /* Start device */ 1295 retval = rte_eth_dev_start(portid); 1296 if (retval < 0) { 1297 printf("rte_eth_dev_start:err=%d, port=%u\n", 1298 retval, (unsigned) portid); 1299 return -1; 1300 } 1301 1302 rte_eth_promiscuous_enable(portid); 1303 1304 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]); 1305 1306 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", 1307 (unsigned) portid, 1308 l2fwd_ports_eth_addr[portid].addr_bytes[0], 1309 l2fwd_ports_eth_addr[portid].addr_bytes[1], 1310 l2fwd_ports_eth_addr[portid].addr_bytes[2], 1311 l2fwd_ports_eth_addr[portid].addr_bytes[3], 1312 l2fwd_ports_eth_addr[portid].addr_bytes[4], 1313 l2fwd_ports_eth_addr[portid].addr_bytes[5]); 1314 1315 /* initialize port stats */ 1316 memset(&port_statistics, 0, sizeof(port_statistics)); 1317 1318 /* Setup port forwarding table */ 1319 if (enabled_portcount % 2) { 1320 l2fwd_dst_ports[portid] = last_portid; 1321 l2fwd_dst_ports[last_portid] = portid; 1322 } else { 1323 last_portid = portid; 1324 } 1325 1326 l2fwd_enabled_port_mask |= (1 << portid); 1327 enabled_portcount++; 1328 } 1329 1330 if (enabled_portcount == 1) { 1331 l2fwd_dst_ports[last_portid] = last_portid; 1332 } else if (enabled_portcount % 2) { 1333 printf("odd number of ports in portmask- bye\n"); 1334 return -1; 1335 } 1336 1337 check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask); 1338 1339 return enabled_portcount; 1340 } 1341 1342 int 1343 main(int argc, char **argv) 1344 { 1345 struct lcore_queue_conf *qconf; 1346 struct l2fwd_crypto_options options; 1347 1348 uint8_t nb_ports, nb_cryptodevs, portid, cdev_id; 1349 unsigned lcore_id, rx_lcore_id; 1350 int ret, enabled_cdevcount, enabled_portcount; 1351 1352 /* init EAL */ 1353 ret = rte_eal_init(argc, argv); 1354 if (ret < 0) 1355 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n"); 1356 argc -= ret; 1357 argv += ret; 1358 1359 /* parse application arguments (after the EAL ones) */ 1360 ret = l2fwd_crypto_parse_args(&options, argc, argv); 1361 if (ret < 0) 1362 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n"); 1363 1364 /* create the mbuf pool */ 1365 l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512, 1366 sizeof(struct rte_crypto_op), 1367 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 1368 if (l2fwd_pktmbuf_pool == NULL) 1369 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); 1370 1371 /* create crypto op pool */ 1372 l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool", 1373 RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, 0, 1374 rte_socket_id()); 1375 if (l2fwd_crypto_op_pool == NULL) 1376 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n"); 1377 1378 /* Enable Ethernet ports */ 1379 enabled_portcount = initialize_ports(&options); 1380 if (enabled_portcount < 1) 1381 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n"); 1382 1383 nb_ports = rte_eth_dev_count(); 1384 /* Initialize the port/queue configuration of each logical core */ 1385 for (rx_lcore_id = 0, qconf = NULL, portid = 0; 1386 portid < nb_ports; portid++) { 1387 1388 /* skip ports that are not enabled */ 1389 if ((options.portmask & (1 << portid)) == 0) 1390 continue; 1391 1392 if (options.single_lcore && qconf == NULL) { 1393 while (rte_lcore_is_enabled(rx_lcore_id) == 0) { 1394 rx_lcore_id++; 1395 if (rx_lcore_id >= RTE_MAX_LCORE) 1396 rte_exit(EXIT_FAILURE, 1397 "Not enough cores\n"); 1398 } 1399 } else if (!options.single_lcore) { 1400 /* get the lcore_id for this port */ 1401 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 1402 lcore_queue_conf[rx_lcore_id].nb_rx_ports == 1403 options.nb_ports_per_lcore) { 1404 rx_lcore_id++; 1405 if (rx_lcore_id >= RTE_MAX_LCORE) 1406 rte_exit(EXIT_FAILURE, 1407 "Not enough cores\n"); 1408 } 1409 } 1410 1411 /* Assigned a new logical core in the loop above. */ 1412 if (qconf != &lcore_queue_conf[rx_lcore_id]) 1413 qconf = &lcore_queue_conf[rx_lcore_id]; 1414 1415 qconf->rx_port_list[qconf->nb_rx_ports] = portid; 1416 qconf->nb_rx_ports++; 1417 1418 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid); 1419 } 1420 1421 1422 /* Enable Crypto devices */ 1423 enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount); 1424 if (enabled_cdevcount < 1) 1425 rte_exit(EXIT_FAILURE, "Failed to initial crypto devices\n"); 1426 1427 nb_cryptodevs = rte_cryptodev_count(); 1428 /* Initialize the port/queue configuration of each logical core */ 1429 for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0; 1430 cdev_id < nb_cryptodevs && enabled_cdevcount; 1431 cdev_id++) { 1432 struct rte_cryptodev_info info; 1433 1434 rte_cryptodev_info_get(cdev_id, &info); 1435 1436 /* skip devices of the wrong type */ 1437 if (options.cdev_type != info.dev_type) 1438 continue; 1439 1440 if (options.single_lcore && qconf == NULL) { 1441 while (rte_lcore_is_enabled(rx_lcore_id) == 0) { 1442 rx_lcore_id++; 1443 if (rx_lcore_id >= RTE_MAX_LCORE) 1444 rte_exit(EXIT_FAILURE, 1445 "Not enough cores\n"); 1446 } 1447 } else if (!options.single_lcore) { 1448 /* get the lcore_id for this port */ 1449 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 1450 lcore_queue_conf[rx_lcore_id].nb_crypto_devs == 1451 options.nb_ports_per_lcore) { 1452 rx_lcore_id++; 1453 if (rx_lcore_id >= RTE_MAX_LCORE) 1454 rte_exit(EXIT_FAILURE, 1455 "Not enough cores\n"); 1456 } 1457 } 1458 1459 /* Assigned a new logical core in the loop above. */ 1460 if (qconf != &lcore_queue_conf[rx_lcore_id]) 1461 qconf = &lcore_queue_conf[rx_lcore_id]; 1462 1463 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id; 1464 qconf->nb_crypto_devs++; 1465 1466 enabled_cdevcount--; 1467 1468 printf("Lcore %u: cryptodev %u\n", rx_lcore_id, 1469 (unsigned)cdev_id); 1470 } 1471 1472 1473 1474 /* launch per-lcore init on every lcore */ 1475 rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options, 1476 CALL_MASTER); 1477 RTE_LCORE_FOREACH_SLAVE(lcore_id) { 1478 if (rte_eal_wait_lcore(lcore_id) < 0) 1479 return -1; 1480 } 1481 1482 return 0; 1483 } 1484