examples/ipsec-secgw/ipsec-secgw.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 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 <stdio.h>
  35 #include <stdlib.h>
  36 #include <stdint.h>
  37 #include <inttypes.h>
  38 #include <sys/types.h>
  39 #include <netinet/in.h>
  40 #include <netinet/ip.h>
  41 #include <netinet/ip6.h>
  42 #include <string.h>
  43 #include <sys/queue.h>
  44 #include <stdarg.h>
  45 #include <errno.h>
  46 #include <getopt.h>
  47
  48 #include <rte_common.h>
  49 #include <rte_byteorder.h>
  50 #include <rte_log.h>
  51 #include <rte_eal.h>
  52 #include <rte_launch.h>
  53 #include <rte_atomic.h>
  54 #include <rte_cycles.h>
  55 #include <rte_prefetch.h>
  56 #include <rte_lcore.h>
  57 #include <rte_per_lcore.h>
  58 #include <rte_branch_prediction.h>
  59 #include <rte_interrupts.h>
  60 #include <rte_pci.h>
  61 #include <rte_random.h>
  62 #include <rte_debug.h>
  63 #include <rte_ether.h>
  64 #include <rte_ethdev.h>
  65 #include <rte_mempool.h>
  66 #include <rte_mbuf.h>
  67 #include <rte_acl.h>
  68 #include <rte_lpm.h>
  69 #include <rte_lpm6.h>
  70 #include <rte_hash.h>
  71 #include <rte_jhash.h>
  72 #include <rte_cryptodev.h>
  73
  74 #include "ipsec.h"
  75 #include "parser.h"
  76
  77 #define RTE_LOGTYPE_IPSEC RTE_LOGTYPE_USER1
  78
  79 #define MAX_JUMBO_PKT_LEN  9600
  80
  81 #define MEMPOOL_CACHE_SIZE 256
  82
  83 #define NB_MBUF (32000)
  84
  85 #define CDEV_QUEUE_DESC 2048
  86 #define CDEV_MAP_ENTRIES 1024
  87 #define CDEV_MP_NB_OBJS 2048
  88 #define CDEV_MP_CACHE_SZ 64
  89 #define MAX_QUEUE_PAIRS 1
  90
  91 #define OPTION_CONFIG           "config"
  92 #define OPTION_SINGLE_SA        "single-sa"
  93
  94 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  95
  96 #define NB_SOCKETS 4
  97
  98 /* Configure how many packets ahead to prefetch, when reading packets */
  99 #define PREFETCH_OFFSET 3
 100
 101 #define MAX_RX_QUEUE_PER_LCORE 16
 102
 103 #define MAX_LCORE_PARAMS 1024
 104
 105 #define UNPROTECTED_PORT(port) (unprotected_port_mask & (1 << portid))
 106
 107 /*
 108  * Configurable number of RX/TX ring descriptors
 109  */
 110 #define IPSEC_SECGW_RX_DESC_DEFAULT 128
 111 #define IPSEC_SECGW_TX_DESC_DEFAULT 512
 112 static uint16_t nb_rxd = IPSEC_SECGW_RX_DESC_DEFAULT;
 113 static uint16_t nb_txd = IPSEC_SECGW_TX_DESC_DEFAULT;
 114
 115 #if RTE_BYTE_ORDER != RTE_LITTLE_ENDIAN
 116 #define __BYTES_TO_UINT64(a, b, c, d, e, f, g, h) \
 117         (((uint64_t)((a) & 0xff) << 56) | \
 118         ((uint64_t)((b) & 0xff) << 48) | \
 119         ((uint64_t)((c) & 0xff) << 40) | \
 120         ((uint64_t)((d) & 0xff) << 32) | \
 121         ((uint64_t)((e) & 0xff) << 24) | \
 122         ((uint64_t)((f) & 0xff) << 16) | \
 123         ((uint64_t)((g) & 0xff) << 8)  | \
 124         ((uint64_t)(h) & 0xff))
 125 #else
 126 #define __BYTES_TO_UINT64(a, b, c, d, e, f, g, h) \
 127         (((uint64_t)((h) & 0xff) << 56) | \
 128         ((uint64_t)((g) & 0xff) << 48) | \
 129         ((uint64_t)((f) & 0xff) << 40) | \
 130         ((uint64_t)((e) & 0xff) << 32) | \
 131         ((uint64_t)((d) & 0xff) << 24) | \
 132         ((uint64_t)((c) & 0xff) << 16) | \
 133         ((uint64_t)((b) & 0xff) << 8) | \
 134         ((uint64_t)(a) & 0xff))
 135 #endif
 136 #define ETHADDR(a, b, c, d, e, f) (__BYTES_TO_UINT64(a, b, c, d, e, f, 0, 0))
 137
 138 #define ETHADDR_TO_UINT64(addr) __BYTES_TO_UINT64( \
 139                 addr.addr_bytes[0], addr.addr_bytes[1], \
 140                 addr.addr_bytes[2], addr.addr_bytes[3], \
 141                 addr.addr_bytes[4], addr.addr_bytes[5], \
 142                 0, 0)
 143
 144 /* port/source ethernet addr and destination ethernet addr */
 145 struct ethaddr_info {
 146         uint64_t src, dst;
 147 };
 148
 149 struct ethaddr_info ethaddr_tbl[RTE_MAX_ETHPORTS] = {
 150         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x7e, 0x94, 0x9a) },
 151         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x22, 0xa1, 0xd9) },
 152         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x08, 0x69, 0x26) },
 153         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x49, 0x9e, 0xdd) }
 154 };
 155
 156 /* mask of enabled ports */
 157 static uint32_t enabled_port_mask;
 158 static uint32_t unprotected_port_mask;
 159 static int32_t promiscuous_on = 1;
 160 static int32_t numa_on = 1; /**< NUMA is enabled by default. */
 161 static uint32_t nb_lcores;
 162 static uint32_t single_sa;
 163 static uint32_t single_sa_idx;
 164
 165 struct lcore_rx_queue {
 166         uint8_t port_id;
 167         uint8_t queue_id;
 168 } __rte_cache_aligned;
 169
 170 struct lcore_params {
 171         uint8_t port_id;
 172         uint8_t queue_id;
 173         uint8_t lcore_id;
 174 } __rte_cache_aligned;
 175
 176 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
 177
 178 static struct lcore_params *lcore_params;
 179 static uint16_t nb_lcore_params;
 180
 181 static struct rte_hash *cdev_map_in;
 182 static struct rte_hash *cdev_map_out;
 183
 184 struct buffer {
 185         uint16_t len;
 186         struct rte_mbuf *m_table[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
 187 };
 188
 189 struct lcore_conf {
 190         uint16_t nb_rx_queue;
 191         struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
 192         uint16_t tx_queue_id[RTE_MAX_ETHPORTS];
 193         struct buffer tx_mbufs[RTE_MAX_ETHPORTS];
 194         struct ipsec_ctx inbound;
 195         struct ipsec_ctx outbound;
 196         struct rt_ctx *rt4_ctx;
 197         struct rt_ctx *rt6_ctx;
 198 } __rte_cache_aligned;
 199
 200 static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
 201
 202 static struct rte_eth_conf port_conf = {
 203         .rxmode = {
 204                 .mq_mode        = ETH_MQ_RX_RSS,
 205                 .max_rx_pkt_len = ETHER_MAX_LEN,
 206                 .split_hdr_size = 0,
 207                 .header_split   = 0, /**< Header Split disabled */
 208                 .hw_ip_checksum = 1, /**< IP checksum offload enabled */
 209                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 210                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 211                 .hw_strip_crc   = 0, /**< CRC stripped by hardware */
 212         },
 213         .rx_adv_conf = {
 214                 .rss_conf = {
 215                         .rss_key = NULL,
 216                         .rss_hf = ETH_RSS_IP | ETH_RSS_UDP |
 217                                 ETH_RSS_TCP | ETH_RSS_SCTP,
 218                 },
 219         },
 220         .txmode = {
 221                 .mq_mode = ETH_MQ_TX_NONE,
 222         },
 223 };
 224
 225 static struct socket_ctx socket_ctx[NB_SOCKETS];
 226
 227 struct traffic_type {
 228         const uint8_t *data[MAX_PKT_BURST * 2];
 229         struct rte_mbuf *pkts[MAX_PKT_BURST * 2];
 230         uint32_t res[MAX_PKT_BURST * 2];
 231         uint32_t num;
 232 };
 233
 234 struct ipsec_traffic {
 235         struct traffic_type ipsec;
 236         struct traffic_type ip4;
 237         struct traffic_type ip6;
 238 };
 239
 240 static inline void
 241 prepare_one_packet(struct rte_mbuf *pkt, struct ipsec_traffic *t)
 242 {
 243         uint8_t *nlp;
 244         struct ether_hdr *eth;
 245
 246         eth = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
 247         if (eth->ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
 248                 nlp = (uint8_t *)rte_pktmbuf_adj(pkt, ETHER_HDR_LEN);
 249                 nlp = RTE_PTR_ADD(nlp, offsetof(struct ip, ip_p));
 250                 if (*nlp == IPPROTO_ESP)
 251                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 252                 else {
 253                         t->ip4.data[t->ip4.num] = nlp;
 254                         t->ip4.pkts[(t->ip4.num)++] = pkt;
 255                 }
 256         } else if (eth->ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv6)) {
 257                 nlp = (uint8_t *)rte_pktmbuf_adj(pkt, ETHER_HDR_LEN);
 258                 nlp = RTE_PTR_ADD(nlp, offsetof(struct ip6_hdr, ip6_nxt));
 259                 if (*nlp == IPPROTO_ESP)
 260                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 261                 else {
 262                         t->ip6.data[t->ip6.num] = nlp;
 263                         t->ip6.pkts[(t->ip6.num)++] = pkt;
 264                 }
 265         } else {
 266                 /* Unknown/Unsupported type, drop the packet */
 267                 RTE_LOG(ERR, IPSEC, "Unsupported packet type\n");
 268                 rte_pktmbuf_free(pkt);
 269         }
 270 }
 271
 272 static inline void
 273 prepare_traffic(struct rte_mbuf **pkts, struct ipsec_traffic *t,
 274                 uint16_t nb_pkts)
 275 {
 276         int32_t i;
 277
 278         t->ipsec.num = 0;
 279         t->ip4.num = 0;
 280         t->ip6.num = 0;
 281
 282         for (i = 0; i < (nb_pkts - PREFETCH_OFFSET); i++) {
 283                 rte_prefetch0(rte_pktmbuf_mtod(pkts[i + PREFETCH_OFFSET],
 284                                         void *));
 285                 prepare_one_packet(pkts[i], t);
 286         }
 287         /* Process left packets */
 288         for (; i < nb_pkts; i++)
 289                 prepare_one_packet(pkts[i], t);
 290 }
 291
 292 static inline void
 293 prepare_tx_pkt(struct rte_mbuf *pkt, uint8_t port)
 294 {
 295         struct ip *ip;
 296         struct ether_hdr *ethhdr;
 297
 298         ip = rte_pktmbuf_mtod(pkt, struct ip *);
 299
 300         ethhdr = (struct ether_hdr *)rte_pktmbuf_prepend(pkt, ETHER_HDR_LEN);
 301
 302         if (ip->ip_v == IPVERSION) {
 303                 pkt->ol_flags |= PKT_TX_IP_CKSUM | PKT_TX_IPV4;
 304                 pkt->l3_len = sizeof(struct ip);
 305                 pkt->l2_len = ETHER_HDR_LEN;
 306
 307                 ethhdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
 308         } else {
 309                 pkt->ol_flags |= PKT_TX_IPV6;
 310                 pkt->l3_len = sizeof(struct ip6_hdr);
 311                 pkt->l2_len = ETHER_HDR_LEN;
 312
 313                 ethhdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv6);
 314         }
 315
 316         memcpy(&ethhdr->s_addr, &ethaddr_tbl[port].src,
 317                         sizeof(struct ether_addr));
 318         memcpy(&ethhdr->d_addr, &ethaddr_tbl[port].dst,
 319                         sizeof(struct ether_addr));
 320 }
 321
 322 static inline void
 323 prepare_tx_burst(struct rte_mbuf *pkts[], uint16_t nb_pkts, uint8_t port)
 324 {
 325         int32_t i;
 326         const int32_t prefetch_offset = 2;
 327
 328         for (i = 0; i < (nb_pkts - prefetch_offset); i++) {
 329                 rte_mbuf_prefetch_part2(pkts[i + prefetch_offset]);
 330                 prepare_tx_pkt(pkts[i], port);
 331         }
 332         /* Process left packets */
 333         for (; i < nb_pkts; i++)
 334                 prepare_tx_pkt(pkts[i], port);
 335 }
 336
 337 /* Send burst of packets on an output interface */
 338 static inline int32_t
 339 send_burst(struct lcore_conf *qconf, uint16_t n, uint8_t port)
 340 {
 341         struct rte_mbuf **m_table;
 342         int32_t ret;
 343         uint16_t queueid;
 344
 345         queueid = qconf->tx_queue_id[port];
 346         m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
 347
 348         prepare_tx_burst(m_table, n, port);
 349
 350         ret = rte_eth_tx_burst(port, queueid, m_table, n);
 351         if (unlikely(ret < n)) {
 352                 do {
 353                         rte_pktmbuf_free(m_table[ret]);
 354                 } while (++ret < n);
 355         }
 356
 357         return 0;
 358 }
 359
 360 /* Enqueue a single packet, and send burst if queue is filled */
 361 static inline int32_t
 362 send_single_packet(struct rte_mbuf *m, uint8_t port)
 363 {
 364         uint32_t lcore_id;
 365         uint16_t len;
 366         struct lcore_conf *qconf;
 367
 368         lcore_id = rte_lcore_id();
 369
 370         qconf = &lcore_conf[lcore_id];
 371         len = qconf->tx_mbufs[port].len;
 372         qconf->tx_mbufs[port].m_table[len] = m;
 373         len++;
 374
 375         /* enough pkts to be sent */
 376         if (unlikely(len == MAX_PKT_BURST)) {
 377                 send_burst(qconf, MAX_PKT_BURST, port);
 378                 len = 0;
 379         }
 380
 381         qconf->tx_mbufs[port].len = len;
 382         return 0;
 383 }
 384
 385 static inline void
 386 inbound_sp_sa(struct sp_ctx *sp, struct sa_ctx *sa, struct traffic_type *ip,
 387                 uint16_t lim)
 388 {
 389         struct rte_mbuf *m;
 390         uint32_t i, j, res, sa_idx;
 391
 392         if (ip->num == 0 || sp == NULL)
 393                 return;
 394
 395         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 396                         ip->num, DEFAULT_MAX_CATEGORIES);
 397
 398         j = 0;
 399         for (i = 0; i < ip->num; i++) {
 400                 m = ip->pkts[i];
 401                 res = ip->res[i];
 402                 if (res & BYPASS) {
 403                         ip->pkts[j++] = m;
 404                         continue;
 405                 }
 406                 if (res & DISCARD || i < lim) {
 407                         rte_pktmbuf_free(m);
 408                         continue;
 409                 }
 410                 /* Only check SPI match for processed IPSec packets */
 411                 sa_idx = ip->res[i] & PROTECT_MASK;
 412                 if (sa_idx == 0 || !inbound_sa_check(sa, m, sa_idx)) {
 413                         rte_pktmbuf_free(m);
 414                         continue;
 415                 }
 416                 ip->pkts[j++] = m;
 417         }
 418         ip->num = j;
 419 }
 420
 421 static inline void
 422 process_pkts_inbound(struct ipsec_ctx *ipsec_ctx,
 423                 struct ipsec_traffic *traffic)
 424 {
 425         struct rte_mbuf *m;
 426         uint16_t idx, nb_pkts_in, i, n_ip4, n_ip6;
 427
 428         nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 429                         traffic->ipsec.num, MAX_PKT_BURST);
 430
 431         n_ip4 = traffic->ip4.num;
 432         n_ip6 = traffic->ip6.num;
 433
 434         /* SP/ACL Inbound check ipsec and ip4 */
 435         for (i = 0; i < nb_pkts_in; i++) {
 436                 m = traffic->ipsec.pkts[i];
 437                 struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 438                 if (ip->ip_v == IPVERSION) {
 439                         idx = traffic->ip4.num++;
 440                         traffic->ip4.pkts[idx] = m;
 441                         traffic->ip4.data[idx] = rte_pktmbuf_mtod_offset(m,
 442                                         uint8_t *, offsetof(struct ip, ip_p));
 443                 } else if (ip->ip_v == IP6_VERSION) {
 444                         idx = traffic->ip6.num++;
 445                         traffic->ip6.pkts[idx] = m;
 446                         traffic->ip6.data[idx] = rte_pktmbuf_mtod_offset(m,
 447                                         uint8_t *,
 448                                         offsetof(struct ip6_hdr, ip6_nxt));
 449                 } else
 450                         rte_pktmbuf_free(m);
 451         }
 452
 453         inbound_sp_sa(ipsec_ctx->sp4_ctx, ipsec_ctx->sa_ctx, &traffic->ip4,
 454                         n_ip4);
 455
 456         inbound_sp_sa(ipsec_ctx->sp6_ctx, ipsec_ctx->sa_ctx, &traffic->ip6,
 457                         n_ip6);
 458 }
 459
 460 static inline void
 461 outbound_sp(struct sp_ctx *sp, struct traffic_type *ip,
 462                 struct traffic_type *ipsec)
 463 {
 464         struct rte_mbuf *m;
 465         uint32_t i, j, sa_idx;
 466
 467         if (ip->num == 0 || sp == NULL)
 468                 return;
 469
 470         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 471                         ip->num, DEFAULT_MAX_CATEGORIES);
 472
 473         j = 0;
 474         for (i = 0; i < ip->num; i++) {
 475                 m = ip->pkts[i];
 476                 sa_idx = ip->res[i] & PROTECT_MASK;
 477                 if ((ip->res[i] == 0) || (ip->res[i] & DISCARD))
 478                         rte_pktmbuf_free(m);
 479                 else if (sa_idx != 0) {
 480                         ipsec->res[ipsec->num] = sa_idx;
 481                         ipsec->pkts[ipsec->num++] = m;
 482                 } else /* BYPASS */
 483                         ip->pkts[j++] = m;
 484         }
 485         ip->num = j;
 486 }
 487
 488 static inline void
 489 process_pkts_outbound(struct ipsec_ctx *ipsec_ctx,
 490                 struct ipsec_traffic *traffic)
 491 {
 492         struct rte_mbuf *m;
 493         uint16_t idx, nb_pkts_out, i;
 494
 495         /* Drop any IPsec traffic from protected ports */
 496         for (i = 0; i < traffic->ipsec.num; i++)
 497                 rte_pktmbuf_free(traffic->ipsec.pkts[i]);
 498
 499         traffic->ipsec.num = 0;
 500
 501         outbound_sp(ipsec_ctx->sp4_ctx, &traffic->ip4, &traffic->ipsec);
 502
 503         outbound_sp(ipsec_ctx->sp6_ctx, &traffic->ip6, &traffic->ipsec);
 504
 505         nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
 506                         traffic->ipsec.res, traffic->ipsec.num,
 507                         MAX_PKT_BURST);
 508
 509         for (i = 0; i < nb_pkts_out; i++) {
 510                 m = traffic->ipsec.pkts[i];
 511                 struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 512                 if (ip->ip_v == IPVERSION) {
 513                         idx = traffic->ip4.num++;
 514                         traffic->ip4.pkts[idx] = m;
 515                 } else {
 516                         idx = traffic->ip6.num++;
 517                         traffic->ip6.pkts[idx] = m;
 518                 }
 519         }
 520 }
 521
 522 static inline void
 523 process_pkts_inbound_nosp(struct ipsec_ctx *ipsec_ctx,
 524                 struct ipsec_traffic *traffic)
 525 {
 526         struct rte_mbuf *m;
 527         uint32_t nb_pkts_in, i, idx;
 528
 529         /* Drop any IPv4 traffic from unprotected ports */
 530         for (i = 0; i < traffic->ip4.num; i++)
 531                 rte_pktmbuf_free(traffic->ip4.pkts[i]);
 532
 533         traffic->ip4.num = 0;
 534
 535         /* Drop any IPv6 traffic from unprotected ports */
 536         for (i = 0; i < traffic->ip6.num; i++)
 537                 rte_pktmbuf_free(traffic->ip6.pkts[i]);
 538
 539         traffic->ip6.num = 0;
 540
 541         nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 542                         traffic->ipsec.num, MAX_PKT_BURST);
 543
 544         for (i = 0; i < nb_pkts_in; i++) {
 545                 m = traffic->ipsec.pkts[i];
 546                 struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 547                 if (ip->ip_v == IPVERSION) {
 548                         idx = traffic->ip4.num++;
 549                         traffic->ip4.pkts[idx] = m;
 550                 } else {
 551                         idx = traffic->ip6.num++;
 552                         traffic->ip6.pkts[idx] = m;
 553                 }
 554         }
 555 }
 556
 557 static inline void
 558 process_pkts_outbound_nosp(struct ipsec_ctx *ipsec_ctx,
 559                 struct ipsec_traffic *traffic)
 560 {
 561         struct rte_mbuf *m;
 562         uint32_t nb_pkts_out, i;
 563         struct ip *ip;
 564
 565         /* Drop any IPsec traffic from protected ports */
 566         for (i = 0; i < traffic->ipsec.num; i++)
 567                 rte_pktmbuf_free(traffic->ipsec.pkts[i]);
 568
 569         traffic->ipsec.num = 0;
 570
 571         for (i = 0; i < traffic->ip4.num; i++)
 572                 traffic->ip4.res[i] = single_sa_idx;
 573
 574         for (i = 0; i < traffic->ip6.num; i++)
 575                 traffic->ip6.res[i] = single_sa_idx;
 576
 577         nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ip4.pkts,
 578                         traffic->ip4.res, traffic->ip4.num,
 579                         MAX_PKT_BURST);
 580
 581         /* They all sue the same SA (ip4 or ip6 tunnel) */
 582         m = traffic->ipsec.pkts[i];
 583         ip = rte_pktmbuf_mtod(m, struct ip *);
 584         if (ip->ip_v == IPVERSION)
 585                 traffic->ip4.num = nb_pkts_out;
 586         else
 587                 traffic->ip6.num = nb_pkts_out;
 588 }
 589
 590 static inline void
 591 route4_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
 592 {
 593         uint32_t hop[MAX_PKT_BURST * 2];
 594         uint32_t dst_ip[MAX_PKT_BURST * 2];
 595         uint16_t i, offset;
 596
 597         if (nb_pkts == 0)
 598                 return;
 599
 600         for (i = 0; i < nb_pkts; i++) {
 601                 offset = offsetof(struct ip, ip_dst);
 602                 dst_ip[i] = *rte_pktmbuf_mtod_offset(pkts[i],
 603                                 uint32_t *, offset);
 604                 dst_ip[i] = rte_be_to_cpu_32(dst_ip[i]);
 605         }
 606
 607         rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, nb_pkts);
 608
 609         for (i = 0; i < nb_pkts; i++) {
 610                 if ((hop[i] & RTE_LPM_LOOKUP_SUCCESS) == 0) {
 611                         rte_pktmbuf_free(pkts[i]);
 612                         continue;
 613                 }
 614                 send_single_packet(pkts[i], hop[i] & 0xff);
 615         }
 616 }
 617
 618 static inline void
 619 route6_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
 620 {
 621         int16_t hop[MAX_PKT_BURST * 2];
 622         uint8_t dst_ip[MAX_PKT_BURST * 2][16];
 623         uint8_t *ip6_dst;
 624         uint16_t i, offset;
 625
 626         if (nb_pkts == 0)
 627                 return;
 628
 629         for (i = 0; i < nb_pkts; i++) {
 630                 offset = offsetof(struct ip6_hdr, ip6_dst);
 631                 ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *, offset);
 632                 memcpy(&dst_ip[i][0], ip6_dst, 16);
 633         }
 634
 635         rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip,
 636                         hop, nb_pkts);
 637
 638         for (i = 0; i < nb_pkts; i++) {
 639                 if (hop[i] == -1) {
 640                         rte_pktmbuf_free(pkts[i]);
 641                         continue;
 642                 }
 643                 send_single_packet(pkts[i], hop[i] & 0xff);
 644         }
 645 }
 646
 647 static inline void
 648 process_pkts(struct lcore_conf *qconf, struct rte_mbuf **pkts,
 649                 uint8_t nb_pkts, uint8_t portid)
 650 {
 651         struct ipsec_traffic traffic;
 652
 653         prepare_traffic(pkts, &traffic, nb_pkts);
 654
 655         if (unlikely(single_sa)) {
 656                 if (UNPROTECTED_PORT(portid))
 657                         process_pkts_inbound_nosp(&qconf->inbound, &traffic);
 658                 else
 659                         process_pkts_outbound_nosp(&qconf->outbound, &traffic);
 660         } else {
 661                 if (UNPROTECTED_PORT(portid))
 662                         process_pkts_inbound(&qconf->inbound, &traffic);
 663                 else
 664                         process_pkts_outbound(&qconf->outbound, &traffic);
 665         }
 666
 667         route4_pkts(qconf->rt4_ctx, traffic.ip4.pkts, traffic.ip4.num);
 668         route6_pkts(qconf->rt6_ctx, traffic.ip6.pkts, traffic.ip6.num);
 669 }
 670
 671 static inline void
 672 drain_buffers(struct lcore_conf *qconf)
 673 {
 674         struct buffer *buf;
 675         uint32_t portid;
 676
 677         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 678                 buf = &qconf->tx_mbufs[portid];
 679                 if (buf->len == 0)
 680                         continue;
 681                 send_burst(qconf, buf->len, portid);
 682                 buf->len = 0;
 683         }
 684 }
 685
 686 /* main processing loop */
 687 static int32_t
 688 main_loop(__attribute__((unused)) void *dummy)
 689 {
 690         struct rte_mbuf *pkts[MAX_PKT_BURST];
 691         uint32_t lcore_id;
 692         uint64_t prev_tsc, diff_tsc, cur_tsc;
 693         int32_t i, nb_rx;
 694         uint8_t portid, queueid;
 695         struct lcore_conf *qconf;
 696         int32_t socket_id;
 697         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
 698                         / US_PER_S * BURST_TX_DRAIN_US;
 699         struct lcore_rx_queue *rxql;
 700
 701         prev_tsc = 0;
 702         lcore_id = rte_lcore_id();
 703         qconf = &lcore_conf[lcore_id];
 704         rxql = qconf->rx_queue_list;
 705         socket_id = rte_lcore_to_socket_id(lcore_id);
 706
 707         qconf->rt4_ctx = socket_ctx[socket_id].rt_ip4;
 708         qconf->rt6_ctx = socket_ctx[socket_id].rt_ip6;
 709         qconf->inbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_in;
 710         qconf->inbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_in;
 711         qconf->inbound.sa_ctx = socket_ctx[socket_id].sa_in;
 712         qconf->inbound.cdev_map = cdev_map_in;
 713         qconf->outbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_out;
 714         qconf->outbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_out;
 715         qconf->outbound.sa_ctx = socket_ctx[socket_id].sa_out;
 716         qconf->outbound.cdev_map = cdev_map_out;
 717
 718         if (qconf->nb_rx_queue == 0) {
 719                 RTE_LOG(INFO, IPSEC, "lcore %u has nothing to do\n", lcore_id);
 720                 return 0;
 721         }
 722
 723         RTE_LOG(INFO, IPSEC, "entering main loop on lcore %u\n", lcore_id);
 724
 725         for (i = 0; i < qconf->nb_rx_queue; i++) {
 726                 portid = rxql[i].port_id;
 727                 queueid = rxql[i].queue_id;
 728                 RTE_LOG(INFO, IPSEC,
 729                         " -- lcoreid=%u portid=%hhu rxqueueid=%hhu\n",
 730                         lcore_id, portid, queueid);
 731         }
 732
 733         while (1) {
 734                 cur_tsc = rte_rdtsc();
 735
 736                 /* TX queue buffer drain */
 737                 diff_tsc = cur_tsc - prev_tsc;
 738
 739                 if (unlikely(diff_tsc > drain_tsc)) {
 740                         drain_buffers(qconf);
 741                         prev_tsc = cur_tsc;
 742                 }
 743
 744                 /* Read packet from RX queues */
 745                 for (i = 0; i < qconf->nb_rx_queue; ++i) {
 746                         portid = rxql[i].port_id;
 747                         queueid = rxql[i].queue_id;
 748                         nb_rx = rte_eth_rx_burst(portid, queueid,
 749                                         pkts, MAX_PKT_BURST);
 750
 751                         if (nb_rx > 0)
 752                                 process_pkts(qconf, pkts, nb_rx, portid);
 753                 }
 754         }
 755 }
 756
 757 static int32_t
 758 check_params(void)
 759 {
 760         uint8_t lcore, portid, nb_ports;
 761         uint16_t i;
 762         int32_t socket_id;
 763
 764         if (lcore_params == NULL) {
 765                 printf("Error: No port/queue/core mappings\n");
 766                 return -1;
 767         }
 768
 769         nb_ports = rte_eth_dev_count();
 770
 771         for (i = 0; i < nb_lcore_params; ++i) {
 772                 lcore = lcore_params[i].lcore_id;
 773                 if (!rte_lcore_is_enabled(lcore)) {
 774                         printf("error: lcore %hhu is not enabled in "
 775                                 "lcore mask\n", lcore);
 776                         return -1;
 777                 }
 778                 socket_id = rte_lcore_to_socket_id(lcore);
 779                 if (socket_id != 0 && numa_on == 0) {
 780                         printf("warning: lcore %hhu is on socket %d "
 781                                 "with numa off\n",
 782                                 lcore, socket_id);
 783                 }
 784                 portid = lcore_params[i].port_id;
 785                 if ((enabled_port_mask & (1 << portid)) == 0) {
 786                         printf("port %u is not enabled in port mask\n", portid);
 787                         return -1;
 788                 }
 789                 if (portid >= nb_ports) {
 790                         printf("port %u is not present on the board\n", portid);
 791                         return -1;
 792                 }
 793         }
 794         return 0;
 795 }
 796
 797 static uint8_t
 798 get_port_nb_rx_queues(const uint8_t port)
 799 {
 800         int32_t queue = -1;
 801         uint16_t i;
 802
 803         for (i = 0; i < nb_lcore_params; ++i) {
 804                 if (lcore_params[i].port_id == port &&
 805                                 lcore_params[i].queue_id > queue)
 806                         queue = lcore_params[i].queue_id;
 807         }
 808         return (uint8_t)(++queue);
 809 }
 810
 811 static int32_t
 812 init_lcore_rx_queues(void)
 813 {
 814         uint16_t i, nb_rx_queue;
 815         uint8_t lcore;
 816
 817         for (i = 0; i < nb_lcore_params; ++i) {
 818                 lcore = lcore_params[i].lcore_id;
 819                 nb_rx_queue = lcore_conf[lcore].nb_rx_queue;
 820                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
 821                         printf("error: too many queues (%u) for lcore: %u\n",
 822                                         nb_rx_queue + 1, lcore);
 823                         return -1;
 824                 }
 825                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
 826                         lcore_params[i].port_id;
 827                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
 828                         lcore_params[i].queue_id;
 829                 lcore_conf[lcore].nb_rx_queue++;
 830         }
 831         return 0;
 832 }
 833
 834 /* display usage */
 835 static void
 836 print_usage(const char *prgname)
 837 {
 838         printf("%s [EAL options] -- -p PORTMASK -P -u PORTMASK"
 839                 "  --"OPTION_CONFIG" (port,queue,lcore)[,(port,queue,lcore]"
 840                 " --single-sa SAIDX -f CONFIG_FILE\n"
 841                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 842                 "  -P : enable promiscuous mode\n"
 843                 "  -u PORTMASK: hexadecimal bitmask of unprotected ports\n"
 844                 "  --"OPTION_CONFIG": (port,queue,lcore): "
 845                 "rx queues configuration\n"
 846                 "  --single-sa SAIDX: use single SA index for outbound, "
 847                 "bypassing the SP\n"
 848                 "  -f CONFIG_FILE: Configuration file path\n",
 849                 prgname);
 850 }
 851
 852 static int32_t
 853 parse_portmask(const char *portmask)
 854 {
 855         char *end = NULL;
 856         unsigned long pm;
 857
 858         /* parse hexadecimal string */
 859         pm = strtoul(portmask, &end, 16);
 860         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 861                 return -1;
 862
 863         if ((pm == 0) && errno)
 864                 return -1;
 865
 866         return pm;
 867 }
 868
 869 static int32_t
 870 parse_decimal(const char *str)
 871 {
 872         char *end = NULL;
 873         unsigned long num;
 874
 875         num = strtoul(str, &end, 10);
 876         if ((str[0] == '\0') || (end == NULL) || (*end != '\0'))
 877                 return -1;
 878
 879         return num;
 880 }
 881
 882 static int32_t
 883 parse_config(const char *q_arg)
 884 {
 885         char s[256];
 886         const char *p, *p0 = q_arg;
 887         char *end;
 888         enum fieldnames {
 889                 FLD_PORT = 0,
 890                 FLD_QUEUE,
 891                 FLD_LCORE,
 892                 _NUM_FLD
 893         };
 894         unsigned long int_fld[_NUM_FLD];
 895         char *str_fld[_NUM_FLD];
 896         int32_t i;
 897         uint32_t size;
 898
 899         nb_lcore_params = 0;
 900
 901         while ((p = strchr(p0, '(')) != NULL) {
 902                 ++p;
 903                 p0 = strchr(p, ')');
 904                 if (p0 == NULL)
 905                         return -1;
 906
 907                 size = p0 - p;
 908                 if (size >= sizeof(s))
 909                         return -1;
 910
 911                 snprintf(s, sizeof(s), "%.*s", size, p);
 912                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
 913                                 _NUM_FLD)
 914                         return -1;
 915                 for (i = 0; i < _NUM_FLD; i++) {
 916                         errno = 0;
 917                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 918                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 919                                 return -1;
 920                 }
 921                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
 922                         printf("exceeded max number of lcore params: %hu\n",
 923                                 nb_lcore_params);
 924                         return -1;
 925                 }
 926                 lcore_params_array[nb_lcore_params].port_id =
 927                         (uint8_t)int_fld[FLD_PORT];
 928                 lcore_params_array[nb_lcore_params].queue_id =
 929                         (uint8_t)int_fld[FLD_QUEUE];
 930                 lcore_params_array[nb_lcore_params].lcore_id =
 931                         (uint8_t)int_fld[FLD_LCORE];
 932                 ++nb_lcore_params;
 933         }
 934         lcore_params = lcore_params_array;
 935         return 0;
 936 }
 937
 938 #define __STRNCMP(name, opt) (!strncmp(name, opt, sizeof(opt)))
 939 static int32_t
 940 parse_args_long_options(struct option *lgopts, int32_t option_index)
 941 {
 942         int32_t ret = -1;
 943         const char *optname = lgopts[option_index].name;
 944
 945         if (__STRNCMP(optname, OPTION_CONFIG)) {
 946                 ret = parse_config(optarg);
 947                 if (ret)
 948                         printf("invalid config\n");
 949         }
 950
 951         if (__STRNCMP(optname, OPTION_SINGLE_SA)) {
 952                 ret = parse_decimal(optarg);
 953                 if (ret != -1) {
 954                         single_sa = 1;
 955                         single_sa_idx = ret;
 956                         printf("Configured with single SA index %u\n",
 957                                         single_sa_idx);
 958                         ret = 0;
 959                 }
 960         }
 961
 962         return ret;
 963 }
 964 #undef __STRNCMP
 965
 966 static int32_t
 967 parse_args(int32_t argc, char **argv)
 968 {
 969         int32_t opt, ret;
 970         char **argvopt;
 971         int32_t option_index;
 972         char *prgname = argv[0];
 973         static struct option lgopts[] = {
 974                 {OPTION_CONFIG, 1, 0, 0},
 975                 {OPTION_SINGLE_SA, 1, 0, 0},
 976                 {NULL, 0, 0, 0}
 977         };
 978         int32_t f_present = 0;
 979
 980         argvopt = argv;
 981
 982         while ((opt = getopt_long(argc, argvopt, "p:Pu:f:",
 983                                 lgopts, &option_index)) != EOF) {
 984
 985                 switch (opt) {
 986                 case 'p':
 987                         enabled_port_mask = parse_portmask(optarg);
 988                         if (enabled_port_mask == 0) {
 989                                 printf("invalid portmask\n");
 990                                 print_usage(prgname);
 991                                 return -1;
 992                         }
 993                         break;
 994                 case 'P':
 995                         printf("Promiscuous mode selected\n");
 996                         promiscuous_on = 1;
 997                         break;
 998                 case 'u':
 999                         unprotected_port_mask = parse_portmask(optarg);
1000                         if (unprotected_port_mask == 0) {
1001                                 printf("invalid unprotected portmask\n");
1002                                 print_usage(prgname);
1003                                 return -1;
1004                         }
1005                         break;
1006                 case 'f':
1007                         if (f_present == 1) {
1008                                 printf("\"-f\" option present more than "
1009                                         "once!\n");
1010                                 print_usage(prgname);
1011                                 return -1;
1012                         }
1013                         if (parse_cfg_file(optarg) < 0) {
1014                                 printf("parsing file \"%s\" failed\n",
1015                                         optarg);
1016                                 print_usage(prgname);
1017                                 return -1;
1018                         }
1019                         f_present = 1;
1020                         break;
1021                 case 0:
1022                         if (parse_args_long_options(lgopts, option_index)) {
1023                                 print_usage(prgname);
1024                                 return -1;
1025                         }
1026                         break;
1027                 default:
1028                         print_usage(prgname);
1029                         return -1;
1030                 }
1031         }
1032
1033         if (f_present == 0) {
1034                 printf("Mandatory option \"-f\" not present\n");
1035                 return -1;
1036         }
1037
1038         if (optind >= 0)
1039                 argv[optind-1] = prgname;
1040
1041         ret = optind-1;
1042         optind = 0; /* reset getopt lib */
1043         return ret;
1044 }
1045
1046 static void
1047 print_ethaddr(const char *name, const struct ether_addr *eth_addr)
1048 {
1049         char buf[ETHER_ADDR_FMT_SIZE];
1050         ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, eth_addr);
1051         printf("%s%s", name, buf);
1052 }
1053
1054 /* Check the link status of all ports in up to 9s, and print them finally */
1055 static void
1056 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1057 {
1058 #define CHECK_INTERVAL 100 /* 100ms */
1059 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1060         uint8_t portid, count, all_ports_up, print_flag = 0;
1061         struct rte_eth_link link;
1062
1063         printf("\nChecking link status");
1064         fflush(stdout);
1065         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1066                 all_ports_up = 1;
1067                 for (portid = 0; portid < port_num; portid++) {
1068                         if ((port_mask & (1 << portid)) == 0)
1069                                 continue;
1070                         memset(&link, 0, sizeof(link));
1071                         rte_eth_link_get_nowait(portid, &link);
1072                         /* print link status if flag set */
1073                         if (print_flag == 1) {
1074                                 if (link.link_status)
1075                                         printf("Port %d Link Up - speed %u "
1076                                                 "Mbps - %s\n", (uint8_t)portid,
1077                                                 (uint32_t)link.link_speed,
1078                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1079                                         ("full-duplex") : ("half-duplex\n"));
1080                                 else
1081                                         printf("Port %d Link Down\n",
1082                                                 (uint8_t)portid);
1083                                 continue;
1084                         }
1085                         /* clear all_ports_up flag if any link down */
1086                         if (link.link_status == ETH_LINK_DOWN) {
1087                                 all_ports_up = 0;
1088                                 break;
1089                         }
1090                 }
1091                 /* after finally printing all link status, get out */
1092                 if (print_flag == 1)
1093                         break;
1094
1095                 if (all_ports_up == 0) {
1096                         printf(".");
1097                         fflush(stdout);
1098                         rte_delay_ms(CHECK_INTERVAL);
1099                 }
1100
1101                 /* set the print_flag if all ports up or timeout */
1102                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1103                         print_flag = 1;
1104                         printf("done\n");
1105                 }
1106         }
1107 }
1108
1109 static int32_t
1110 add_mapping(struct rte_hash *map, const char *str, uint16_t cdev_id,
1111                 uint16_t qp, struct lcore_params *params,
1112                 struct ipsec_ctx *ipsec_ctx,
1113                 const struct rte_cryptodev_capabilities *cipher,
1114                 const struct rte_cryptodev_capabilities *auth)
1115 {
1116         int32_t ret = 0;
1117         unsigned long i;
1118         struct cdev_key key = { 0 };
1119
1120         key.lcore_id = params->lcore_id;
1121         if (cipher)
1122                 key.cipher_algo = cipher->sym.cipher.algo;
1123         if (auth)
1124                 key.auth_algo = auth->sym.auth.algo;
1125
1126         ret = rte_hash_lookup(map, &key);
1127         if (ret != -ENOENT)
1128                 return 0;
1129
1130         for (i = 0; i < ipsec_ctx->nb_qps; i++)
1131                 if (ipsec_ctx->tbl[i].id == cdev_id)
1132                         break;
1133
1134         if (i == ipsec_ctx->nb_qps) {
1135                 if (ipsec_ctx->nb_qps == MAX_QP_PER_LCORE) {
1136                         printf("Maximum number of crypto devices assigned to "
1137                                 "a core, increase MAX_QP_PER_LCORE value\n");
1138                         return 0;
1139                 }
1140                 ipsec_ctx->tbl[i].id = cdev_id;
1141                 ipsec_ctx->tbl[i].qp = qp;
1142                 ipsec_ctx->nb_qps++;
1143                 printf("%s cdev mapping: lcore %u using cdev %u qp %u "
1144                                 "(cdev_id_qp %lu)\n", str, key.lcore_id,
1145                                 cdev_id, qp, i);
1146         }
1147
1148         ret = rte_hash_add_key_data(map, &key, (void *)i);
1149         if (ret < 0) {
1150                 printf("Faled to insert cdev mapping for (lcore %u, "
1151                                 "cdev %u, qp %u), errno %d\n",
1152                                 key.lcore_id, ipsec_ctx->tbl[i].id,
1153                                 ipsec_ctx->tbl[i].qp, ret);
1154                 return 0;
1155         }
1156
1157         return 1;
1158 }
1159
1160 static int32_t
1161 add_cdev_mapping(struct rte_cryptodev_info *dev_info, uint16_t cdev_id,
1162                 uint16_t qp, struct lcore_params *params)
1163 {
1164         int32_t ret = 0;
1165         const struct rte_cryptodev_capabilities *i, *j;
1166         struct rte_hash *map;
1167         struct lcore_conf *qconf;
1168         struct ipsec_ctx *ipsec_ctx;
1169         const char *str;
1170
1171         qconf = &lcore_conf[params->lcore_id];
1172
1173         if ((unprotected_port_mask & (1 << params->port_id)) == 0) {
1174                 map = cdev_map_out;
1175                 ipsec_ctx = &qconf->outbound;
1176                 str = "Outbound";
1177         } else {
1178                 map = cdev_map_in;
1179                 ipsec_ctx = &qconf->inbound;
1180                 str = "Inbound";
1181         }
1182
1183         /* Required cryptodevs with operation chainning */
1184         if (!(dev_info->feature_flags &
1185                                 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
1186                 return ret;
1187
1188         for (i = dev_info->capabilities;
1189                         i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++) {
1190                 if (i->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
1191                         continue;
1192
1193                 if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
1194                         continue;
1195
1196                 for (j = dev_info->capabilities;
1197                                 j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; j++) {
1198                         if (j->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
1199                                 continue;
1200
1201                         if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
1202                                 continue;
1203
1204                         ret |= add_mapping(map, str, cdev_id, qp, params,
1205                                         ipsec_ctx, i, j);
1206                 }
1207         }
1208
1209         return ret;
1210 }
1211
1212 static int32_t
1213 cryptodevs_init(void)
1214 {
1215         struct rte_cryptodev_config dev_conf;
1216         struct rte_cryptodev_qp_conf qp_conf;
1217         uint16_t idx, max_nb_qps, qp, i;
1218         int16_t cdev_id;
1219         struct rte_hash_parameters params = { 0 };
1220
1221         params.entries = CDEV_MAP_ENTRIES;
1222         params.key_len = sizeof(struct cdev_key);
1223         params.hash_func = rte_jhash;
1224         params.hash_func_init_val = 0;
1225         params.socket_id = rte_socket_id();
1226
1227         params.name = "cdev_map_in";
1228         cdev_map_in = rte_hash_create(&params);
1229         if (cdev_map_in == NULL)
1230                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
1231                                 rte_errno);
1232
1233         params.name = "cdev_map_out";
1234         cdev_map_out = rte_hash_create(&params);
1235         if (cdev_map_out == NULL)
1236                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
1237                                 rte_errno);
1238
1239         printf("lcore/cryptodev/qp mappings:\n");
1240
1241         idx = 0;
1242         /* Start from last cdev id to give HW priority */
1243         for (cdev_id = rte_cryptodev_count() - 1; cdev_id >= 0; cdev_id--) {
1244                 struct rte_cryptodev_info cdev_info;
1245
1246                 rte_cryptodev_info_get(cdev_id, &cdev_info);
1247
1248                 if (nb_lcore_params > cdev_info.max_nb_queue_pairs)
1249                         max_nb_qps = cdev_info.max_nb_queue_pairs;
1250                 else
1251                         max_nb_qps = nb_lcore_params;
1252
1253                 qp = 0;
1254                 i = 0;
1255                 while (qp < max_nb_qps && i < nb_lcore_params) {
1256                         if (add_cdev_mapping(&cdev_info, cdev_id, qp,
1257                                                 &lcore_params[idx]))
1258                                 qp++;
1259                         idx++;
1260                         idx = idx % nb_lcore_params;
1261                         i++;
1262                 }
1263
1264                 if (qp == 0)
1265                         continue;
1266
1267                 dev_conf.socket_id = rte_cryptodev_socket_id(cdev_id);
1268                 dev_conf.nb_queue_pairs = qp;
1269                 dev_conf.session_mp.nb_objs = CDEV_MP_NB_OBJS;
1270                 dev_conf.session_mp.cache_size = CDEV_MP_CACHE_SZ;
1271
1272                 if (rte_cryptodev_configure(cdev_id, &dev_conf))
1273                         rte_panic("Failed to initialize crypodev %u\n",
1274                                         cdev_id);
1275
1276                 qp_conf.nb_descriptors = CDEV_QUEUE_DESC;
1277                 for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
1278                         if (rte_cryptodev_queue_pair_setup(cdev_id, qp,
1279                                                 &qp_conf, dev_conf.socket_id))
1280                                 rte_panic("Failed to setup queue %u for "
1281                                                 "cdev_id %u\n", 0, cdev_id);
1282
1283                 if (rte_cryptodev_start(cdev_id))
1284                         rte_panic("Failed to start cryptodev %u\n",
1285                                         cdev_id);
1286         }
1287
1288         printf("\n");
1289
1290         return 0;
1291 }
1292
1293 static void
1294 port_init(uint8_t portid)
1295 {
1296         struct rte_eth_dev_info dev_info;
1297         struct rte_eth_txconf *txconf;
1298         uint16_t nb_tx_queue, nb_rx_queue;
1299         uint16_t tx_queueid, rx_queueid, queue, lcore_id;
1300         int32_t ret, socket_id;
1301         struct lcore_conf *qconf;
1302         struct ether_addr ethaddr;
1303
1304         rte_eth_dev_info_get(portid, &dev_info);
1305
1306         printf("Configuring device port %u:\n", portid);
1307
1308         rte_eth_macaddr_get(portid, &ethaddr);
1309         ethaddr_tbl[portid].src = ETHADDR_TO_UINT64(ethaddr);
1310         print_ethaddr("Address: ", &ethaddr);
1311         printf("\n");
1312
1313         nb_rx_queue = get_port_nb_rx_queues(portid);
1314         nb_tx_queue = nb_lcores;
1315
1316         if (nb_rx_queue > dev_info.max_rx_queues)
1317                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
1318                                 "(max rx queue is %u)\n",
1319                                 nb_rx_queue, dev_info.max_rx_queues);
1320
1321         if (nb_tx_queue > dev_info.max_tx_queues)
1322                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
1323                                 "(max tx queue is %u)\n",
1324                                 nb_tx_queue, dev_info.max_tx_queues);
1325
1326         printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n",
1327                         nb_rx_queue, nb_tx_queue);
1328
1329         ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
1330                         &port_conf);
1331         if (ret < 0)
1332                 rte_exit(EXIT_FAILURE, "Cannot configure device: "
1333                                 "err=%d, port=%d\n", ret, portid);
1334
1335         /* init one TX queue per lcore */
1336         tx_queueid = 0;
1337         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1338                 if (rte_lcore_is_enabled(lcore_id) == 0)
1339                         continue;
1340
1341                 if (numa_on)
1342                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
1343                 else
1344                         socket_id = 0;
1345
1346                 /* init TX queue */
1347                 printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
1348
1349                 txconf = &dev_info.default_txconf;
1350                 txconf->txq_flags = 0;
1351
1352                 ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
1353                                 socket_id, txconf);
1354                 if (ret < 0)
1355                         rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: "
1356                                         "err=%d, port=%d\n", ret, portid);
1357
1358                 qconf = &lcore_conf[lcore_id];
1359                 qconf->tx_queue_id[portid] = tx_queueid;
1360                 tx_queueid++;
1361
1362                 /* init RX queues */
1363                 for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
1364                         if (portid != qconf->rx_queue_list[queue].port_id)
1365                                 continue;
1366
1367                         rx_queueid = qconf->rx_queue_list[queue].queue_id;
1368
1369                         printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
1370                                         socket_id);
1371
1372                         ret = rte_eth_rx_queue_setup(portid, rx_queueid,
1373                                         nb_rxd, socket_id, NULL,
1374                                         socket_ctx[socket_id].mbuf_pool);
1375                         if (ret < 0)
1376                                 rte_exit(EXIT_FAILURE,
1377                                         "rte_eth_rx_queue_setup: err=%d, "
1378                                         "port=%d\n", ret, portid);
1379                 }
1380         }
1381         printf("\n");
1382 }
1383
1384 static void
1385 pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf)
1386 {
1387         char s[64];
1388
1389         snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id);
1390         ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf,
1391                         MEMPOOL_CACHE_SIZE, ipsec_metadata_size(),
1392                         RTE_MBUF_DEFAULT_BUF_SIZE,
1393                         socket_id);
1394         if (ctx->mbuf_pool == NULL)
1395                 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",
1396                                 socket_id);
1397         else
1398                 printf("Allocated mbuf pool on socket %d\n", socket_id);
1399 }
1400
1401 int32_t
1402 main(int32_t argc, char **argv)
1403 {
1404         int32_t ret;
1405         uint32_t lcore_id, nb_ports;
1406         uint8_t portid, socket_id;
1407
1408         /* init EAL */
1409         ret = rte_eal_init(argc, argv);
1410         if (ret < 0)
1411                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
1412         argc -= ret;
1413         argv += ret;
1414
1415         /* parse application arguments (after the EAL ones) */
1416         ret = parse_args(argc, argv);
1417         if (ret < 0)
1418                 rte_exit(EXIT_FAILURE, "Invalid parameters\n");
1419
1420         if ((unprotected_port_mask & enabled_port_mask) !=
1421                         unprotected_port_mask)
1422                 rte_exit(EXIT_FAILURE, "Invalid unprotected portmask 0x%x\n",
1423                                 unprotected_port_mask);
1424
1425         nb_ports = rte_eth_dev_count();
1426
1427         if (check_params() < 0)
1428                 rte_exit(EXIT_FAILURE, "check_params failed\n");
1429
1430         ret = init_lcore_rx_queues();
1431         if (ret < 0)
1432                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
1433
1434         nb_lcores = rte_lcore_count();
1435
1436         /* Replicate each contex per socket */
1437         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1438                 if (rte_lcore_is_enabled(lcore_id) == 0)
1439                         continue;
1440
1441                 if (numa_on)
1442                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
1443                 else
1444                         socket_id = 0;
1445
1446                 if (socket_ctx[socket_id].mbuf_pool)
1447                         continue;
1448
1449                 sa_init(&socket_ctx[socket_id], socket_id);
1450
1451                 sp4_init(&socket_ctx[socket_id], socket_id);
1452
1453                 sp6_init(&socket_ctx[socket_id], socket_id);
1454
1455                 rt_init(&socket_ctx[socket_id], socket_id);
1456
1457                 pool_init(&socket_ctx[socket_id], socket_id, NB_MBUF);
1458         }
1459
1460         for (portid = 0; portid < nb_ports; portid++) {
1461                 if ((enabled_port_mask & (1 << portid)) == 0)
1462                         continue;
1463
1464                 port_init(portid);
1465         }
1466
1467         cryptodevs_init();
1468
1469         /* start ports */
1470         for (portid = 0; portid < nb_ports; portid++) {
1471                 if ((enabled_port_mask & (1 << portid)) == 0)
1472                         continue;
1473
1474                 /* Start device */
1475                 ret = rte_eth_dev_start(portid);
1476                 if (ret < 0)
1477                         rte_exit(EXIT_FAILURE, "rte_eth_dev_start: "
1478                                         "err=%d, port=%d\n", ret, portid);
1479                 /*
1480                  * If enabled, put device in promiscuous mode.
1481                  * This allows IO forwarding mode to forward packets
1482                  * to itself through 2 cross-connected  ports of the
1483                  * target machine.
1484                  */
1485                 if (promiscuous_on)
1486                         rte_eth_promiscuous_enable(portid);
1487         }
1488
1489         check_all_ports_link_status((uint8_t)nb_ports, enabled_port_mask);
1490
1491         /* launch per-lcore init on every lcore */
1492         rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);
1493         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
1494                 if (rte_eal_wait_lcore(lcore_id) < 0)
1495                         return -1;
1496         }
1497
1498         return 0;
1499 }