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         uint16_t port_id;
 167         uint8_t queue_id;
 168 } __rte_cache_aligned;
 169
 170 struct lcore_params {
 171         uint16_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   = 1, /**< 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, uint16_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, uint16_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, uint16_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, uint16_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         int32_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, uint16_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         uint16_t portid;
 695         uint8_t queueid;
 696         struct lcore_conf *qconf;
 697         int32_t socket_id;
 698         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
 699                         / US_PER_S * BURST_TX_DRAIN_US;
 700         struct lcore_rx_queue *rxql;
 701
 702         prev_tsc = 0;
 703         lcore_id = rte_lcore_id();
 704         qconf = &lcore_conf[lcore_id];
 705         rxql = qconf->rx_queue_list;
 706         socket_id = rte_lcore_to_socket_id(lcore_id);
 707
 708         qconf->rt4_ctx = socket_ctx[socket_id].rt_ip4;
 709         qconf->rt6_ctx = socket_ctx[socket_id].rt_ip6;
 710         qconf->inbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_in;
 711         qconf->inbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_in;
 712         qconf->inbound.sa_ctx = socket_ctx[socket_id].sa_in;
 713         qconf->inbound.cdev_map = cdev_map_in;
 714         qconf->inbound.session_pool = socket_ctx[socket_id].session_pool;
 715         qconf->outbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_out;
 716         qconf->outbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_out;
 717         qconf->outbound.sa_ctx = socket_ctx[socket_id].sa_out;
 718         qconf->outbound.cdev_map = cdev_map_out;
 719         qconf->outbound.session_pool = socket_ctx[socket_id].session_pool;
 720
 721         if (qconf->nb_rx_queue == 0) {
 722                 RTE_LOG(INFO, IPSEC, "lcore %u has nothing to do\n", lcore_id);
 723                 return 0;
 724         }
 725
 726         RTE_LOG(INFO, IPSEC, "entering main loop on lcore %u\n", lcore_id);
 727
 728         for (i = 0; i < qconf->nb_rx_queue; i++) {
 729                 portid = rxql[i].port_id;
 730                 queueid = rxql[i].queue_id;
 731                 RTE_LOG(INFO, IPSEC,
 732                         " -- lcoreid=%u portid=%u rxqueueid=%hhu\n",
 733                         lcore_id, portid, queueid);
 734         }
 735
 736         while (1) {
 737                 cur_tsc = rte_rdtsc();
 738
 739                 /* TX queue buffer drain */
 740                 diff_tsc = cur_tsc - prev_tsc;
 741
 742                 if (unlikely(diff_tsc > drain_tsc)) {
 743                         drain_buffers(qconf);
 744                         prev_tsc = cur_tsc;
 745                 }
 746
 747                 /* Read packet from RX queues */
 748                 for (i = 0; i < qconf->nb_rx_queue; ++i) {
 749                         portid = rxql[i].port_id;
 750                         queueid = rxql[i].queue_id;
 751                         nb_rx = rte_eth_rx_burst(portid, queueid,
 752                                         pkts, MAX_PKT_BURST);
 753
 754                         if (nb_rx > 0)
 755                                 process_pkts(qconf, pkts, nb_rx, portid);
 756                 }
 757         }
 758 }
 759
 760 static int32_t
 761 check_params(void)
 762 {
 763         uint8_t lcore;
 764         uint16_t portid, nb_ports;
 765         uint16_t i;
 766         int32_t socket_id;
 767
 768         if (lcore_params == NULL) {
 769                 printf("Error: No port/queue/core mappings\n");
 770                 return -1;
 771         }
 772
 773         nb_ports = rte_eth_dev_count();
 774
 775         for (i = 0; i < nb_lcore_params; ++i) {
 776                 lcore = lcore_params[i].lcore_id;
 777                 if (!rte_lcore_is_enabled(lcore)) {
 778                         printf("error: lcore %hhu is not enabled in "
 779                                 "lcore mask\n", lcore);
 780                         return -1;
 781                 }
 782                 socket_id = rte_lcore_to_socket_id(lcore);
 783                 if (socket_id != 0 && numa_on == 0) {
 784                         printf("warning: lcore %hhu is on socket %d "
 785                                 "with numa off\n",
 786                                 lcore, socket_id);
 787                 }
 788                 portid = lcore_params[i].port_id;
 789                 if ((enabled_port_mask & (1 << portid)) == 0) {
 790                         printf("port %u is not enabled in port mask\n", portid);
 791                         return -1;
 792                 }
 793                 if (portid >= nb_ports) {
 794                         printf("port %u is not present on the board\n", portid);
 795                         return -1;
 796                 }
 797         }
 798         return 0;
 799 }
 800
 801 static uint8_t
 802 get_port_nb_rx_queues(const uint16_t port)
 803 {
 804         int32_t queue = -1;
 805         uint16_t i;
 806
 807         for (i = 0; i < nb_lcore_params; ++i) {
 808                 if (lcore_params[i].port_id == port &&
 809                                 lcore_params[i].queue_id > queue)
 810                         queue = lcore_params[i].queue_id;
 811         }
 812         return (uint8_t)(++queue);
 813 }
 814
 815 static int32_t
 816 init_lcore_rx_queues(void)
 817 {
 818         uint16_t i, nb_rx_queue;
 819         uint8_t lcore;
 820
 821         for (i = 0; i < nb_lcore_params; ++i) {
 822                 lcore = lcore_params[i].lcore_id;
 823                 nb_rx_queue = lcore_conf[lcore].nb_rx_queue;
 824                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
 825                         printf("error: too many queues (%u) for lcore: %u\n",
 826                                         nb_rx_queue + 1, lcore);
 827                         return -1;
 828                 }
 829                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
 830                         lcore_params[i].port_id;
 831                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
 832                         lcore_params[i].queue_id;
 833                 lcore_conf[lcore].nb_rx_queue++;
 834         }
 835         return 0;
 836 }
 837
 838 /* display usage */
 839 static void
 840 print_usage(const char *prgname)
 841 {
 842         printf("%s [EAL options] -- -p PORTMASK -P -u PORTMASK"
 843                 "  --"OPTION_CONFIG" (port,queue,lcore)[,(port,queue,lcore]"
 844                 " --single-sa SAIDX -f CONFIG_FILE\n"
 845                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 846                 "  -P : enable promiscuous mode\n"
 847                 "  -u PORTMASK: hexadecimal bitmask of unprotected ports\n"
 848                 "  --"OPTION_CONFIG": (port,queue,lcore): "
 849                 "rx queues configuration\n"
 850                 "  --single-sa SAIDX: use single SA index for outbound, "
 851                 "bypassing the SP\n"
 852                 "  -f CONFIG_FILE: Configuration file path\n",
 853                 prgname);
 854 }
 855
 856 static int32_t
 857 parse_portmask(const char *portmask)
 858 {
 859         char *end = NULL;
 860         unsigned long pm;
 861
 862         /* parse hexadecimal string */
 863         pm = strtoul(portmask, &end, 16);
 864         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 865                 return -1;
 866
 867         if ((pm == 0) && errno)
 868                 return -1;
 869
 870         return pm;
 871 }
 872
 873 static int32_t
 874 parse_decimal(const char *str)
 875 {
 876         char *end = NULL;
 877         unsigned long num;
 878
 879         num = strtoul(str, &end, 10);
 880         if ((str[0] == '\0') || (end == NULL) || (*end != '\0'))
 881                 return -1;
 882
 883         return num;
 884 }
 885
 886 static int32_t
 887 parse_config(const char *q_arg)
 888 {
 889         char s[256];
 890         const char *p, *p0 = q_arg;
 891         char *end;
 892         enum fieldnames {
 893                 FLD_PORT = 0,
 894                 FLD_QUEUE,
 895                 FLD_LCORE,
 896                 _NUM_FLD
 897         };
 898         unsigned long int_fld[_NUM_FLD];
 899         char *str_fld[_NUM_FLD];
 900         int32_t i;
 901         uint32_t size;
 902
 903         nb_lcore_params = 0;
 904
 905         while ((p = strchr(p0, '(')) != NULL) {
 906                 ++p;
 907                 p0 = strchr(p, ')');
 908                 if (p0 == NULL)
 909                         return -1;
 910
 911                 size = p0 - p;
 912                 if (size >= sizeof(s))
 913                         return -1;
 914
 915                 snprintf(s, sizeof(s), "%.*s", size, p);
 916                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
 917                                 _NUM_FLD)
 918                         return -1;
 919                 for (i = 0; i < _NUM_FLD; i++) {
 920                         errno = 0;
 921                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 922                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 923                                 return -1;
 924                 }
 925                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
 926                         printf("exceeded max number of lcore params: %hu\n",
 927                                 nb_lcore_params);
 928                         return -1;
 929                 }
 930                 lcore_params_array[nb_lcore_params].port_id =
 931                         (uint8_t)int_fld[FLD_PORT];
 932                 lcore_params_array[nb_lcore_params].queue_id =
 933                         (uint8_t)int_fld[FLD_QUEUE];
 934                 lcore_params_array[nb_lcore_params].lcore_id =
 935                         (uint8_t)int_fld[FLD_LCORE];
 936                 ++nb_lcore_params;
 937         }
 938         lcore_params = lcore_params_array;
 939         return 0;
 940 }
 941
 942 #define __STRNCMP(name, opt) (!strncmp(name, opt, sizeof(opt)))
 943 static int32_t
 944 parse_args_long_options(struct option *lgopts, int32_t option_index)
 945 {
 946         int32_t ret = -1;
 947         const char *optname = lgopts[option_index].name;
 948
 949         if (__STRNCMP(optname, OPTION_CONFIG)) {
 950                 ret = parse_config(optarg);
 951                 if (ret)
 952                         printf("invalid config\n");
 953         }
 954
 955         if (__STRNCMP(optname, OPTION_SINGLE_SA)) {
 956                 ret = parse_decimal(optarg);
 957                 if (ret != -1) {
 958                         single_sa = 1;
 959                         single_sa_idx = ret;
 960                         printf("Configured with single SA index %u\n",
 961                                         single_sa_idx);
 962                         ret = 0;
 963                 }
 964         }
 965
 966         return ret;
 967 }
 968 #undef __STRNCMP
 969
 970 static int32_t
 971 parse_args(int32_t argc, char **argv)
 972 {
 973         int32_t opt, ret;
 974         char **argvopt;
 975         int32_t option_index;
 976         char *prgname = argv[0];
 977         static struct option lgopts[] = {
 978                 {OPTION_CONFIG, 1, 0, 0},
 979                 {OPTION_SINGLE_SA, 1, 0, 0},
 980                 {NULL, 0, 0, 0}
 981         };
 982         int32_t f_present = 0;
 983
 984         argvopt = argv;
 985
 986         while ((opt = getopt_long(argc, argvopt, "p:Pu:f:",
 987                                 lgopts, &option_index)) != EOF) {
 988
 989                 switch (opt) {
 990                 case 'p':
 991                         enabled_port_mask = parse_portmask(optarg);
 992                         if (enabled_port_mask == 0) {
 993                                 printf("invalid portmask\n");
 994                                 print_usage(prgname);
 995                                 return -1;
 996                         }
 997                         break;
 998                 case 'P':
 999                         printf("Promiscuous mode selected\n");
1000                         promiscuous_on = 1;
1001                         break;
1002                 case 'u':
1003                         unprotected_port_mask = parse_portmask(optarg);
1004                         if (unprotected_port_mask == 0) {
1005                                 printf("invalid unprotected portmask\n");
1006                                 print_usage(prgname);
1007                                 return -1;
1008                         }
1009                         break;
1010                 case 'f':
1011                         if (f_present == 1) {
1012                                 printf("\"-f\" option present more than "
1013                                         "once!\n");
1014                                 print_usage(prgname);
1015                                 return -1;
1016                         }
1017                         if (parse_cfg_file(optarg) < 0) {
1018                                 printf("parsing file \"%s\" failed\n",
1019                                         optarg);
1020                                 print_usage(prgname);
1021                                 return -1;
1022                         }
1023                         f_present = 1;
1024                         break;
1025                 case 0:
1026                         if (parse_args_long_options(lgopts, option_index)) {
1027                                 print_usage(prgname);
1028                                 return -1;
1029                         }
1030                         break;
1031                 default:
1032                         print_usage(prgname);
1033                         return -1;
1034                 }
1035         }
1036
1037         if (f_present == 0) {
1038                 printf("Mandatory option \"-f\" not present\n");
1039                 return -1;
1040         }
1041
1042         if (optind >= 0)
1043                 argv[optind-1] = prgname;
1044
1045         ret = optind-1;
1046         optind = 1; /* reset getopt lib */
1047         return ret;
1048 }
1049
1050 static void
1051 print_ethaddr(const char *name, const struct ether_addr *eth_addr)
1052 {
1053         char buf[ETHER_ADDR_FMT_SIZE];
1054         ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, eth_addr);
1055         printf("%s%s", name, buf);
1056 }
1057
1058 /* Check the link status of all ports in up to 9s, and print them finally */
1059 static void
1060 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
1061 {
1062 #define CHECK_INTERVAL 100 /* 100ms */
1063 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1064         uint16_t portid;
1065         uint8_t count, all_ports_up, print_flag = 0;
1066         struct rte_eth_link link;
1067
1068         printf("\nChecking link status");
1069         fflush(stdout);
1070         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1071                 all_ports_up = 1;
1072                 for (portid = 0; portid < port_num; portid++) {
1073                         if ((port_mask & (1 << portid)) == 0)
1074                                 continue;
1075                         memset(&link, 0, sizeof(link));
1076                         rte_eth_link_get_nowait(portid, &link);
1077                         /* print link status if flag set */
1078                         if (print_flag == 1) {
1079                                 if (link.link_status)
1080                                         printf(
1081                                         "Port%d Link Up - speed %u Mbps -%s\n",
1082                                                 portid, link.link_speed,
1083                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1084                                         ("full-duplex") : ("half-duplex\n"));
1085                                 else
1086                                         printf("Port %d Link Down\n", portid);
1087                                 continue;
1088                         }
1089                         /* clear all_ports_up flag if any link down */
1090                         if (link.link_status == ETH_LINK_DOWN) {
1091                                 all_ports_up = 0;
1092                                 break;
1093                         }
1094                 }
1095                 /* after finally printing all link status, get out */
1096                 if (print_flag == 1)
1097                         break;
1098
1099                 if (all_ports_up == 0) {
1100                         printf(".");
1101                         fflush(stdout);
1102                         rte_delay_ms(CHECK_INTERVAL);
1103                 }
1104
1105                 /* set the print_flag if all ports up or timeout */
1106                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1107                         print_flag = 1;
1108                         printf("done\n");
1109                 }
1110         }
1111 }
1112
1113 static int32_t
1114 add_mapping(struct rte_hash *map, const char *str, uint16_t cdev_id,
1115                 uint16_t qp, struct lcore_params *params,
1116                 struct ipsec_ctx *ipsec_ctx,
1117                 const struct rte_cryptodev_capabilities *cipher,
1118                 const struct rte_cryptodev_capabilities *auth)
1119 {
1120         int32_t ret = 0;
1121         unsigned long i;
1122         struct cdev_key key = { 0 };
1123
1124         key.lcore_id = params->lcore_id;
1125         if (cipher)
1126                 key.cipher_algo = cipher->sym.cipher.algo;
1127         if (auth)
1128                 key.auth_algo = auth->sym.auth.algo;
1129
1130         ret = rte_hash_lookup(map, &key);
1131         if (ret != -ENOENT)
1132                 return 0;
1133
1134         for (i = 0; i < ipsec_ctx->nb_qps; i++)
1135                 if (ipsec_ctx->tbl[i].id == cdev_id)
1136                         break;
1137
1138         if (i == ipsec_ctx->nb_qps) {
1139                 if (ipsec_ctx->nb_qps == MAX_QP_PER_LCORE) {
1140                         printf("Maximum number of crypto devices assigned to "
1141                                 "a core, increase MAX_QP_PER_LCORE value\n");
1142                         return 0;
1143                 }
1144                 ipsec_ctx->tbl[i].id = cdev_id;
1145                 ipsec_ctx->tbl[i].qp = qp;
1146                 ipsec_ctx->nb_qps++;
1147                 printf("%s cdev mapping: lcore %u using cdev %u qp %u "
1148                                 "(cdev_id_qp %lu)\n", str, key.lcore_id,
1149                                 cdev_id, qp, i);
1150         }
1151
1152         ret = rte_hash_add_key_data(map, &key, (void *)i);
1153         if (ret < 0) {
1154                 printf("Faled to insert cdev mapping for (lcore %u, "
1155                                 "cdev %u, qp %u), errno %d\n",
1156                                 key.lcore_id, ipsec_ctx->tbl[i].id,
1157                                 ipsec_ctx->tbl[i].qp, ret);
1158                 return 0;
1159         }
1160
1161         return 1;
1162 }
1163
1164 static int32_t
1165 add_cdev_mapping(struct rte_cryptodev_info *dev_info, uint16_t cdev_id,
1166                 uint16_t qp, struct lcore_params *params)
1167 {
1168         int32_t ret = 0;
1169         const struct rte_cryptodev_capabilities *i, *j;
1170         struct rte_hash *map;
1171         struct lcore_conf *qconf;
1172         struct ipsec_ctx *ipsec_ctx;
1173         const char *str;
1174
1175         qconf = &lcore_conf[params->lcore_id];
1176
1177         if ((unprotected_port_mask & (1 << params->port_id)) == 0) {
1178                 map = cdev_map_out;
1179                 ipsec_ctx = &qconf->outbound;
1180                 str = "Outbound";
1181         } else {
1182                 map = cdev_map_in;
1183                 ipsec_ctx = &qconf->inbound;
1184                 str = "Inbound";
1185         }
1186
1187         /* Required cryptodevs with operation chainning */
1188         if (!(dev_info->feature_flags &
1189                                 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
1190                 return ret;
1191
1192         for (i = dev_info->capabilities;
1193                         i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++) {
1194                 if (i->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
1195                         continue;
1196
1197                 if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
1198                         continue;
1199
1200                 for (j = dev_info->capabilities;
1201                                 j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; j++) {
1202                         if (j->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
1203                                 continue;
1204
1205                         if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
1206                                 continue;
1207
1208                         ret |= add_mapping(map, str, cdev_id, qp, params,
1209                                         ipsec_ctx, i, j);
1210                 }
1211         }
1212
1213         return ret;
1214 }
1215
1216 static int32_t
1217 cryptodevs_init(void)
1218 {
1219         struct rte_cryptodev_config dev_conf;
1220         struct rte_cryptodev_qp_conf qp_conf;
1221         uint16_t idx, max_nb_qps, qp, i;
1222         int16_t cdev_id;
1223         struct rte_hash_parameters params = { 0 };
1224
1225         params.entries = CDEV_MAP_ENTRIES;
1226         params.key_len = sizeof(struct cdev_key);
1227         params.hash_func = rte_jhash;
1228         params.hash_func_init_val = 0;
1229         params.socket_id = rte_socket_id();
1230
1231         params.name = "cdev_map_in";
1232         cdev_map_in = rte_hash_create(&params);
1233         if (cdev_map_in == NULL)
1234                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
1235                                 rte_errno);
1236
1237         params.name = "cdev_map_out";
1238         cdev_map_out = rte_hash_create(&params);
1239         if (cdev_map_out == NULL)
1240                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
1241                                 rte_errno);
1242
1243         printf("lcore/cryptodev/qp mappings:\n");
1244
1245         uint32_t max_sess_sz = 0, sess_sz;
1246         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
1247                 sess_sz = rte_cryptodev_get_private_session_size(cdev_id);
1248                 if (sess_sz > max_sess_sz)
1249                         max_sess_sz = sess_sz;
1250         }
1251
1252         idx = 0;
1253         /* Start from last cdev id to give HW priority */
1254         for (cdev_id = rte_cryptodev_count() - 1; cdev_id >= 0; cdev_id--) {
1255                 struct rte_cryptodev_info cdev_info;
1256
1257                 rte_cryptodev_info_get(cdev_id, &cdev_info);
1258
1259                 if (nb_lcore_params > cdev_info.max_nb_queue_pairs)
1260                         max_nb_qps = cdev_info.max_nb_queue_pairs;
1261                 else
1262                         max_nb_qps = nb_lcore_params;
1263
1264                 qp = 0;
1265                 i = 0;
1266                 while (qp < max_nb_qps && i < nb_lcore_params) {
1267                         if (add_cdev_mapping(&cdev_info, cdev_id, qp,
1268                                                 &lcore_params[idx]))
1269                                 qp++;
1270                         idx++;
1271                         idx = idx % nb_lcore_params;
1272                         i++;
1273                 }
1274
1275                 if (qp == 0)
1276                         continue;
1277
1278                 dev_conf.socket_id = rte_cryptodev_socket_id(cdev_id);
1279                 dev_conf.nb_queue_pairs = qp;
1280
1281                 if (!socket_ctx[dev_conf.socket_id].session_pool) {
1282                         char mp_name[RTE_MEMPOOL_NAMESIZE];
1283                         struct rte_mempool *sess_mp;
1284
1285                         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
1286                                         "sess_mp_%u", dev_conf.socket_id);
1287                         sess_mp = rte_mempool_create(mp_name,
1288                                         CDEV_MP_NB_OBJS,
1289                                         max_sess_sz,
1290                                         CDEV_MP_CACHE_SZ,
1291                                         0, NULL, NULL, NULL,
1292                                         NULL, dev_conf.socket_id,
1293                                         0);
1294                         if (sess_mp == NULL)
1295                                 rte_exit(EXIT_FAILURE,
1296                                         "Cannot create session pool on socket %d\n",
1297                                         dev_conf.socket_id);
1298                         else
1299                                 printf("Allocated session pool on socket %d\n",
1300                                         dev_conf.socket_id);
1301                         socket_ctx[dev_conf.socket_id].session_pool = sess_mp;
1302                 }
1303
1304                 if (rte_cryptodev_configure(cdev_id, &dev_conf))
1305                         rte_panic("Failed to initialize cryptodev %u\n",
1306                                         cdev_id);
1307
1308                 qp_conf.nb_descriptors = CDEV_QUEUE_DESC;
1309                 for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
1310                         if (rte_cryptodev_queue_pair_setup(cdev_id, qp,
1311                                         &qp_conf, dev_conf.socket_id,
1312                                         socket_ctx[dev_conf.socket_id].session_pool))
1313                                 rte_panic("Failed to setup queue %u for "
1314                                                 "cdev_id %u\n", 0, cdev_id);
1315
1316                 if (rte_cryptodev_start(cdev_id))
1317                         rte_panic("Failed to start cryptodev %u\n",
1318                                         cdev_id);
1319         }
1320
1321         printf("\n");
1322
1323         return 0;
1324 }
1325
1326 static void
1327 port_init(uint16_t portid)
1328 {
1329         struct rte_eth_dev_info dev_info;
1330         struct rte_eth_txconf *txconf;
1331         uint16_t nb_tx_queue, nb_rx_queue;
1332         uint16_t tx_queueid, rx_queueid, queue, lcore_id;
1333         int32_t ret, socket_id;
1334         struct lcore_conf *qconf;
1335         struct ether_addr ethaddr;
1336
1337         rte_eth_dev_info_get(portid, &dev_info);
1338
1339         printf("Configuring device port %u:\n", portid);
1340
1341         rte_eth_macaddr_get(portid, &ethaddr);
1342         ethaddr_tbl[portid].src = ETHADDR_TO_UINT64(ethaddr);
1343         print_ethaddr("Address: ", &ethaddr);
1344         printf("\n");
1345
1346         nb_rx_queue = get_port_nb_rx_queues(portid);
1347         nb_tx_queue = nb_lcores;
1348
1349         if (nb_rx_queue > dev_info.max_rx_queues)
1350                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
1351                                 "(max rx queue is %u)\n",
1352                                 nb_rx_queue, dev_info.max_rx_queues);
1353
1354         if (nb_tx_queue > dev_info.max_tx_queues)
1355                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
1356                                 "(max tx queue is %u)\n",
1357                                 nb_tx_queue, dev_info.max_tx_queues);
1358
1359         printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n",
1360                         nb_rx_queue, nb_tx_queue);
1361
1362         ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
1363                         &port_conf);
1364         if (ret < 0)
1365                 rte_exit(EXIT_FAILURE, "Cannot configure device: "
1366                                 "err=%d, port=%d\n", ret, portid);
1367
1368         ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
1369         if (ret < 0)
1370                 rte_exit(EXIT_FAILURE, "Cannot adjust number of descriptors: "
1371                                 "err=%d, port=%d\n", ret, portid);
1372
1373         /* init one TX queue per lcore */
1374         tx_queueid = 0;
1375         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1376                 if (rte_lcore_is_enabled(lcore_id) == 0)
1377                         continue;
1378
1379                 if (numa_on)
1380                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
1381                 else
1382                         socket_id = 0;
1383
1384                 /* init TX queue */
1385                 printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
1386
1387                 txconf = &dev_info.default_txconf;
1388                 txconf->txq_flags = 0;
1389
1390                 ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
1391                                 socket_id, txconf);
1392                 if (ret < 0)
1393                         rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: "
1394                                         "err=%d, port=%d\n", ret, portid);
1395
1396                 qconf = &lcore_conf[lcore_id];
1397                 qconf->tx_queue_id[portid] = tx_queueid;
1398                 tx_queueid++;
1399
1400                 /* init RX queues */
1401                 for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
1402                         if (portid != qconf->rx_queue_list[queue].port_id)
1403                                 continue;
1404
1405                         rx_queueid = qconf->rx_queue_list[queue].queue_id;
1406
1407                         printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
1408                                         socket_id);
1409
1410                         ret = rte_eth_rx_queue_setup(portid, rx_queueid,
1411                                         nb_rxd, socket_id, NULL,
1412                                         socket_ctx[socket_id].mbuf_pool);
1413                         if (ret < 0)
1414                                 rte_exit(EXIT_FAILURE,
1415                                         "rte_eth_rx_queue_setup: err=%d, "
1416                                         "port=%d\n", ret, portid);
1417                 }
1418         }
1419         printf("\n");
1420 }
1421
1422 static void
1423 pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf)
1424 {
1425         char s[64];
1426
1427         snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id);
1428         ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf,
1429                         MEMPOOL_CACHE_SIZE, ipsec_metadata_size(),
1430                         RTE_MBUF_DEFAULT_BUF_SIZE,
1431                         socket_id);
1432         if (ctx->mbuf_pool == NULL)
1433                 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",
1434                                 socket_id);
1435         else
1436                 printf("Allocated mbuf pool on socket %d\n", socket_id);
1437 }
1438
1439 int32_t
1440 main(int32_t argc, char **argv)
1441 {
1442         int32_t ret;
1443         uint32_t lcore_id;
1444         uint8_t socket_id;
1445         uint16_t portid, nb_ports;
1446
1447         /* init EAL */
1448         ret = rte_eal_init(argc, argv);
1449         if (ret < 0)
1450                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
1451         argc -= ret;
1452         argv += ret;
1453
1454         /* parse application arguments (after the EAL ones) */
1455         ret = parse_args(argc, argv);
1456         if (ret < 0)
1457                 rte_exit(EXIT_FAILURE, "Invalid parameters\n");
1458
1459         if ((unprotected_port_mask & enabled_port_mask) !=
1460                         unprotected_port_mask)
1461                 rte_exit(EXIT_FAILURE, "Invalid unprotected portmask 0x%x\n",
1462                                 unprotected_port_mask);
1463
1464         nb_ports = rte_eth_dev_count();
1465
1466         if (check_params() < 0)
1467                 rte_exit(EXIT_FAILURE, "check_params failed\n");
1468
1469         ret = init_lcore_rx_queues();
1470         if (ret < 0)
1471                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
1472
1473         nb_lcores = rte_lcore_count();
1474
1475         /* Replicate each context per socket */
1476         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1477                 if (rte_lcore_is_enabled(lcore_id) == 0)
1478                         continue;
1479
1480                 if (numa_on)
1481                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
1482                 else
1483                         socket_id = 0;
1484
1485                 if (socket_ctx[socket_id].mbuf_pool)
1486                         continue;
1487
1488                 sa_init(&socket_ctx[socket_id], socket_id);
1489
1490                 sp4_init(&socket_ctx[socket_id], socket_id);
1491
1492                 sp6_init(&socket_ctx[socket_id], socket_id);
1493
1494                 rt_init(&socket_ctx[socket_id], socket_id);
1495
1496                 pool_init(&socket_ctx[socket_id], socket_id, NB_MBUF);
1497         }
1498
1499         for (portid = 0; portid < nb_ports; portid++) {
1500                 if ((enabled_port_mask & (1 << portid)) == 0)
1501                         continue;
1502
1503                 port_init(portid);
1504         }
1505
1506         cryptodevs_init();
1507
1508         /* start ports */
1509         for (portid = 0; portid < nb_ports; portid++) {
1510                 if ((enabled_port_mask & (1 << portid)) == 0)
1511                         continue;
1512
1513                 /* Start device */
1514                 ret = rte_eth_dev_start(portid);
1515                 if (ret < 0)
1516                         rte_exit(EXIT_FAILURE, "rte_eth_dev_start: "
1517                                         "err=%d, port=%d\n", ret, portid);
1518                 /*
1519                  * If enabled, put device in promiscuous mode.
1520                  * This allows IO forwarding mode to forward packets
1521                  * to itself through 2 cross-connected  ports of the
1522                  * target machine.
1523                  */
1524                 if (promiscuous_on)
1525                         rte_eth_promiscuous_enable(portid);
1526         }
1527
1528         check_all_ports_link_status(nb_ports, enabled_port_mask);
1529
1530         /* launch per-lcore init on every lcore */
1531         rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);
1532         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
1533                 if (rte_eal_wait_lcore(lcore_id) < 0)
1534                         return -1;
1535         }
1536
1537         return 0;
1538 }