app/test-crypto-perf/cperf_test_verify.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *     * Redistributions of source code must retain the above copyright
  11  *       notice, this list of conditions and the following disclaimer.
  12  *     * Redistributions in binary form must reproduce the above copyright
  13  *       notice, this list of conditions and the following disclaimer in
  14  *       the documentation and/or other materials provided with the
  15  *       distribution.
  16  *     * Neither the name of Intel Corporation nor the names of its
  17  *       contributors may be used to endorse or promote products derived
  18  *       from this software without specific prior written permission.
  19  *
  20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include <rte_malloc.h>
  34 #include <rte_cycles.h>
  35 #include <rte_crypto.h>
  36 #include <rte_cryptodev.h>
  37
  38 #include "cperf_test_verify.h"
  39 #include "cperf_ops.h"
  40
  41 struct cperf_verify_ctx {
  42         uint8_t dev_id;
  43         uint16_t qp_id;
  44         uint8_t lcore_id;
  45
  46         struct rte_mempool *pkt_mbuf_pool_in;
  47         struct rte_mempool *pkt_mbuf_pool_out;
  48         struct rte_mbuf **mbufs_in;
  49         struct rte_mbuf **mbufs_out;
  50
  51         struct rte_mempool *crypto_op_pool;
  52
  53         struct rte_cryptodev_sym_session *sess;
  54
  55         cperf_populate_ops_t populate_ops;
  56
  57         const struct cperf_options *options;
  58         const struct cperf_test_vector *test_vector;
  59 };
  60
  61 struct cperf_op_result {
  62         enum rte_crypto_op_status status;
  63 };
  64
  65 static void
  66 cperf_verify_test_free(struct cperf_verify_ctx *ctx, uint32_t mbuf_nb)
  67 {
  68         uint32_t i;
  69
  70         if (ctx) {
  71                 if (ctx->sess)
  72                         rte_cryptodev_sym_session_free(ctx->dev_id, ctx->sess);
  73
  74                 if (ctx->mbufs_in) {
  75                         for (i = 0; i < mbuf_nb; i++)
  76                                 rte_pktmbuf_free(ctx->mbufs_in[i]);
  77
  78                         rte_free(ctx->mbufs_in);
  79                 }
  80
  81                 if (ctx->mbufs_out) {
  82                         for (i = 0; i < mbuf_nb; i++) {
  83                                 if (ctx->mbufs_out[i] != NULL)
  84                                         rte_pktmbuf_free(ctx->mbufs_out[i]);
  85                         }
  86
  87                         rte_free(ctx->mbufs_out);
  88                 }
  89
  90                 if (ctx->pkt_mbuf_pool_in)
  91                         rte_mempool_free(ctx->pkt_mbuf_pool_in);
  92
  93                 if (ctx->pkt_mbuf_pool_out)
  94                         rte_mempool_free(ctx->pkt_mbuf_pool_out);
  95
  96                 if (ctx->crypto_op_pool)
  97                         rte_mempool_free(ctx->crypto_op_pool);
  98
  99                 rte_free(ctx);
 100         }
 101 }
 102
 103 static struct rte_mbuf *
 104 cperf_mbuf_create(struct rte_mempool *mempool,
 105                 uint32_t segments_nb,
 106                 const struct cperf_options *options,
 107                 const struct cperf_test_vector *test_vector)
 108 {
 109         struct rte_mbuf *mbuf;
 110         uint32_t segment_sz = options->max_buffer_size / segments_nb;
 111         uint32_t last_sz = options->max_buffer_size % segments_nb;
 112         uint8_t *mbuf_data;
 113         uint8_t *test_data =
 114                         (options->cipher_op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
 115                                         test_vector->plaintext.data :
 116                                         test_vector->ciphertext.data;
 117
 118         mbuf = rte_pktmbuf_alloc(mempool);
 119         if (mbuf == NULL)
 120                 goto error;
 121
 122         mbuf_data = (uint8_t *)rte_pktmbuf_append(mbuf, segment_sz);
 123         if (mbuf_data == NULL)
 124                 goto error;
 125
 126         memcpy(mbuf_data, test_data, segment_sz);
 127         test_data += segment_sz;
 128         segments_nb--;
 129
 130         while (segments_nb) {
 131                 struct rte_mbuf *m;
 132
 133                 m = rte_pktmbuf_alloc(mempool);
 134                 if (m == NULL)
 135                         goto error;
 136
 137                 rte_pktmbuf_chain(mbuf, m);
 138
 139                 mbuf_data = (uint8_t *)rte_pktmbuf_append(mbuf, segment_sz);
 140                 if (mbuf_data == NULL)
 141                         goto error;
 142
 143                 memcpy(mbuf_data, test_data, segment_sz);
 144                 test_data += segment_sz;
 145                 segments_nb--;
 146         }
 147
 148         if (last_sz) {
 149                 mbuf_data = (uint8_t *)rte_pktmbuf_append(mbuf, last_sz);
 150                 if (mbuf_data == NULL)
 151                         goto error;
 152
 153                 memcpy(mbuf_data, test_data, last_sz);
 154         }
 155
 156         if (options->op_type != CPERF_CIPHER_ONLY) {
 157                 mbuf_data = (uint8_t *)rte_pktmbuf_append(mbuf,
 158                                 options->auth_digest_sz);
 159                 if (mbuf_data == NULL)
 160                         goto error;
 161         }
 162
 163         if (options->op_type == CPERF_AEAD) {
 164                 uint8_t *aead = (uint8_t *)rte_pktmbuf_prepend(mbuf,
 165                         RTE_ALIGN_CEIL(options->auth_aad_sz, 16));
 166
 167                 if (aead == NULL)
 168                         goto error;
 169
 170                 memcpy(aead, test_vector->aad.data, test_vector->aad.length);
 171         }
 172
 173         return mbuf;
 174 error:
 175         if (mbuf != NULL)
 176                 rte_pktmbuf_free(mbuf);
 177
 178         return NULL;
 179 }
 180
 181 void *
 182 cperf_verify_test_constructor(uint8_t dev_id, uint16_t qp_id,
 183                 const struct cperf_options *options,
 184                 const struct cperf_test_vector *test_vector,
 185                 const struct cperf_op_fns *op_fns)
 186 {
 187         struct cperf_verify_ctx *ctx = NULL;
 188         unsigned int mbuf_idx = 0;
 189         char pool_name[32] = "";
 190
 191         ctx = rte_malloc(NULL, sizeof(struct cperf_verify_ctx), 0);
 192         if (ctx == NULL)
 193                 goto err;
 194
 195         ctx->dev_id = dev_id;
 196         ctx->qp_id = qp_id;
 197
 198         ctx->populate_ops = op_fns->populate_ops;
 199         ctx->options = options;
 200         ctx->test_vector = test_vector;
 201
 202         ctx->sess = op_fns->sess_create(dev_id, options, test_vector);
 203         if (ctx->sess == NULL)
 204                 goto err;
 205
 206         snprintf(pool_name, sizeof(pool_name), "cperf_pool_in_cdev_%d",
 207                         dev_id);
 208
 209         ctx->pkt_mbuf_pool_in = rte_pktmbuf_pool_create(pool_name,
 210                         options->pool_sz * options->segments_nb, 0, 0,
 211                         RTE_PKTMBUF_HEADROOM +
 212                         RTE_CACHE_LINE_ROUNDUP(
 213                                 (options->max_buffer_size / options->segments_nb) +
 214                                 (options->max_buffer_size % options->segments_nb) +
 215                                         options->auth_digest_sz),
 216                         rte_socket_id());
 217
 218         if (ctx->pkt_mbuf_pool_in == NULL)
 219                 goto err;
 220
 221         /* Generate mbufs_in with plaintext populated for test */
 222         ctx->mbufs_in = rte_malloc(NULL,
 223                         (sizeof(struct rte_mbuf *) * ctx->options->pool_sz), 0);
 224
 225         for (mbuf_idx = 0; mbuf_idx < options->pool_sz; mbuf_idx++) {
 226                 ctx->mbufs_in[mbuf_idx] = cperf_mbuf_create(
 227                                 ctx->pkt_mbuf_pool_in, options->segments_nb,
 228                                 options, test_vector);
 229                 if (ctx->mbufs_in[mbuf_idx] == NULL)
 230                         goto err;
 231         }
 232
 233         if (options->out_of_place == 1) {
 234
 235                 snprintf(pool_name, sizeof(pool_name), "cperf_pool_out_cdev_%d",
 236                                 dev_id);
 237
 238                 ctx->pkt_mbuf_pool_out = rte_pktmbuf_pool_create(
 239                                 pool_name, options->pool_sz, 0, 0,
 240                                 RTE_PKTMBUF_HEADROOM +
 241                                 RTE_CACHE_LINE_ROUNDUP(
 242                                         options->max_buffer_size +
 243                                         options->auth_digest_sz),
 244                                 rte_socket_id());
 245
 246                 if (ctx->pkt_mbuf_pool_out == NULL)
 247                         goto err;
 248         }
 249
 250         ctx->mbufs_out = rte_malloc(NULL,
 251                         (sizeof(struct rte_mbuf *) *
 252                         ctx->options->pool_sz), 0);
 253
 254         for (mbuf_idx = 0; mbuf_idx < options->pool_sz; mbuf_idx++) {
 255                 if (options->out_of_place == 1) {
 256                         ctx->mbufs_out[mbuf_idx] = cperf_mbuf_create(
 257                                         ctx->pkt_mbuf_pool_out, 1,
 258                                         options, test_vector);
 259                         if (ctx->mbufs_out[mbuf_idx] == NULL)
 260                                 goto err;
 261                 } else {
 262                         ctx->mbufs_out[mbuf_idx] = NULL;
 263                 }
 264         }
 265
 266         snprintf(pool_name, sizeof(pool_name), "cperf_op_pool_cdev_%d",
 267                         dev_id);
 268
 269         uint16_t priv_size = test_vector->iv.length;
 270         ctx->crypto_op_pool = rte_crypto_op_pool_create(pool_name,
 271                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, options->pool_sz,
 272                         512, priv_size, rte_socket_id());
 273         if (ctx->crypto_op_pool == NULL)
 274                 goto err;
 275
 276         return ctx;
 277 err:
 278         cperf_verify_test_free(ctx, mbuf_idx);
 279
 280         return NULL;
 281 }
 282
 283 static int
 284 cperf_verify_op(struct rte_crypto_op *op,
 285                 const struct cperf_options *options,
 286                 const struct cperf_test_vector *vector)
 287 {
 288         const struct rte_mbuf *m;
 289         uint32_t len;
 290         uint16_t nb_segs;
 291         uint8_t *data;
 292         uint32_t cipher_offset, auth_offset;
 293         uint8_t cipher, auth;
 294         int res = 0;
 295
 296         if (op->status != RTE_CRYPTO_OP_STATUS_SUCCESS)
 297                 return 1;
 298
 299         if (op->sym->m_dst)
 300                 m = op->sym->m_dst;
 301         else
 302                 m = op->sym->m_src;
 303         nb_segs = m->nb_segs;
 304         len = 0;
 305         while (m && nb_segs != 0) {
 306                 len += m->data_len;
 307                 m = m->next;
 308                 nb_segs--;
 309         }
 310
 311         data = rte_malloc(NULL, len, 0);
 312         if (data == NULL)
 313                 return 1;
 314
 315         if (op->sym->m_dst)
 316                 m = op->sym->m_dst;
 317         else
 318                 m = op->sym->m_src;
 319         nb_segs = m->nb_segs;
 320         len = 0;
 321         while (m && nb_segs != 0) {
 322                 memcpy(data + len, rte_pktmbuf_mtod(m, uint8_t *),
 323                                 m->data_len);
 324                 len += m->data_len;
 325                 m = m->next;
 326                 nb_segs--;
 327         }
 328
 329         switch (options->op_type) {
 330         case CPERF_CIPHER_ONLY:
 331                 cipher = 1;
 332                 cipher_offset = 0;
 333                 auth = 0;
 334                 auth_offset = 0;
 335                 break;
 336         case CPERF_CIPHER_THEN_AUTH:
 337                 cipher = 1;
 338                 cipher_offset = 0;
 339                 auth = 1;
 340                 auth_offset = options->test_buffer_size;
 341                 break;
 342         case CPERF_AUTH_ONLY:
 343                 cipher = 0;
 344                 cipher_offset = 0;
 345                 auth = 1;
 346                 auth_offset = options->test_buffer_size;
 347                 break;
 348         case CPERF_AUTH_THEN_CIPHER:
 349                 cipher = 1;
 350                 cipher_offset = 0;
 351                 auth = 1;
 352                 auth_offset = options->test_buffer_size;
 353                 break;
 354         case CPERF_AEAD:
 355                 cipher = 1;
 356                 cipher_offset = vector->aad.length;
 357                 auth = 1;
 358                 auth_offset = vector->aad.length + options->test_buffer_size;
 359                 break;
 360         }
 361
 362         if (cipher == 1) {
 363                 if (options->cipher_op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
 364                         res += memcmp(data + cipher_offset,
 365                                         vector->ciphertext.data,
 366                                         options->test_buffer_size);
 367                 else
 368                         res += memcmp(data + cipher_offset,
 369                                         vector->plaintext.data,
 370                                         options->test_buffer_size);
 371         }
 372
 373         if (auth == 1) {
 374                 if (options->auth_op == RTE_CRYPTO_AUTH_OP_GENERATE)
 375                         res += memcmp(data + auth_offset,
 376                                         vector->digest.data,
 377                                         options->auth_digest_sz);
 378         }
 379
 380         return !!res;
 381 }
 382
 383 int
 384 cperf_verify_test_runner(void *test_ctx)
 385 {
 386         struct cperf_verify_ctx *ctx = test_ctx;
 387
 388         uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
 389         uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
 390         uint64_t ops_failed = 0;
 391
 392         static int only_once;
 393
 394         uint64_t i, m_idx = 0;
 395         uint16_t ops_unused = 0;
 396
 397         struct rte_crypto_op *ops[ctx->options->max_burst_size];
 398         struct rte_crypto_op *ops_processed[ctx->options->max_burst_size];
 399
 400         uint32_t lcore = rte_lcore_id();
 401
 402 #ifdef CPERF_LINEARIZATION_ENABLE
 403         struct rte_cryptodev_info dev_info;
 404         int linearize = 0;
 405
 406         /* Check if source mbufs require coalescing */
 407         if (ctx->options->segments_nb > 1) {
 408                 rte_cryptodev_info_get(ctx->dev_id, &dev_info);
 409                 if ((dev_info.feature_flags &
 410                                 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER) == 0)
 411                         linearize = 1;
 412         }
 413 #endif /* CPERF_LINEARIZATION_ENABLE */
 414
 415         ctx->lcore_id = lcore;
 416
 417         if (!ctx->options->csv)
 418                 printf("\n# Running verify test on device: %u, lcore: %u\n",
 419                         ctx->dev_id, lcore);
 420
 421         uint16_t iv_offset = sizeof(struct rte_crypto_op) +
 422                 sizeof(struct rte_crypto_sym_op);
 423
 424         while (ops_enqd_total < ctx->options->total_ops) {
 425
 426                 uint16_t burst_size = ((ops_enqd_total + ctx->options->max_burst_size)
 427                                 <= ctx->options->total_ops) ?
 428                                                 ctx->options->max_burst_size :
 429                                                 ctx->options->total_ops -
 430                                                 ops_enqd_total;
 431
 432                 uint16_t ops_needed = burst_size - ops_unused;
 433
 434                 /* Allocate crypto ops from pool */
 435                 if (ops_needed != rte_crypto_op_bulk_alloc(
 436                                 ctx->crypto_op_pool,
 437                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 438                                 ops, ops_needed))
 439                         return -1;
 440
 441                 /* Setup crypto op, attach mbuf etc */
 442                 (ctx->populate_ops)(ops, &ctx->mbufs_in[m_idx],
 443                                 &ctx->mbufs_out[m_idx],
 444                                 ops_needed, ctx->sess, ctx->options,
 445                                 ctx->test_vector, iv_offset);
 446
 447 #ifdef CPERF_LINEARIZATION_ENABLE
 448                 if (linearize) {
 449                         /* PMD doesn't support scatter-gather and source buffer
 450                          * is segmented.
 451                          * We need to linearize it before enqueuing.
 452                          */
 453                         for (i = 0; i < burst_size; i++)
 454                                 rte_pktmbuf_linearize(ops[i]->sym->m_src);
 455                 }
 456 #endif /* CPERF_LINEARIZATION_ENABLE */
 457
 458                 /* Enqueue burst of ops on crypto device */
 459                 ops_enqd = rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id,
 460                                 ops, burst_size);
 461                 if (ops_enqd < burst_size)
 462                         ops_enqd_failed++;
 463
 464                 /**
 465                  * Calculate number of ops not enqueued (mainly for hw
 466                  * accelerators whose ingress queue can fill up).
 467                  */
 468                 ops_unused = burst_size - ops_enqd;
 469                 ops_enqd_total += ops_enqd;
 470
 471
 472                 /* Dequeue processed burst of ops from crypto device */
 473                 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
 474                                 ops_processed, ctx->options->max_burst_size);
 475
 476                 m_idx += ops_needed;
 477                 if (m_idx + ctx->options->max_burst_size > ctx->options->pool_sz)
 478                         m_idx = 0;
 479
 480                 if (ops_deqd == 0) {
 481                         /**
 482                          * Count dequeue polls which didn't return any
 483                          * processed operations. This statistic is mainly
 484                          * relevant to hw accelerators.
 485                          */
 486                         ops_deqd_failed++;
 487                         continue;
 488                 }
 489
 490                 for (i = 0; i < ops_deqd; i++) {
 491                         if (cperf_verify_op(ops_processed[i], ctx->options,
 492                                                 ctx->test_vector))
 493                                 ops_failed++;
 494                         /* free crypto ops so they can be reused. We don't free
 495                          * the mbufs here as we don't want to reuse them as
 496                          * the crypto operation will change the data and cause
 497                          * failures.
 498                          */
 499                         rte_crypto_op_free(ops_processed[i]);
 500                 }
 501                 ops_deqd_total += ops_deqd;
 502         }
 503
 504         /* Dequeue any operations still in the crypto device */
 505
 506         while (ops_deqd_total < ctx->options->total_ops) {
 507                 /* Sending 0 length burst to flush sw crypto device */
 508                 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
 509
 510                 /* dequeue burst */
 511                 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
 512                                 ops_processed, ctx->options->max_burst_size);
 513                 if (ops_deqd == 0) {
 514                         ops_deqd_failed++;
 515                         continue;
 516                 }
 517
 518                 for (i = 0; i < ops_deqd; i++) {
 519                         if (cperf_verify_op(ops_processed[i], ctx->options,
 520                                                 ctx->test_vector))
 521                                 ops_failed++;
 522                         /* free crypto ops so they can be reused. We don't free
 523                          * the mbufs here as we don't want to reuse them as
 524                          * the crypto operation will change the data and cause
 525                          * failures.
 526                          */
 527                         rte_crypto_op_free(ops_processed[i]);
 528                 }
 529                 ops_deqd_total += ops_deqd;
 530         }
 531
 532         if (!ctx->options->csv) {
 533                 if (!only_once)
 534                         printf("%12s%12s%12s%12s%12s%12s%12s%12s\n\n",
 535                                 "lcore id", "Buf Size", "Burst size",
 536                                 "Enqueued", "Dequeued", "Failed Enq",
 537                                 "Failed Deq", "Failed Ops");
 538                 only_once = 1;
 539
 540                 printf("%12u%12u%12u%12"PRIu64"%12"PRIu64"%12"PRIu64
 541                                 "%12"PRIu64"%12"PRIu64"\n",
 542                                 ctx->lcore_id,
 543                                 ctx->options->max_buffer_size,
 544                                 ctx->options->max_burst_size,
 545                                 ops_enqd_total,
 546                                 ops_deqd_total,
 547                                 ops_enqd_failed,
 548                                 ops_deqd_failed,
 549                                 ops_failed);
 550         } else {
 551                 if (!only_once)
 552                         printf("\n# lcore id, Buffer Size(B), "
 553                                 "Burst Size,Enqueued,Dequeued,Failed Enq,"
 554                                 "Failed Deq,Failed Ops\n");
 555                 only_once = 1;
 556
 557                 printf("%10u;%10u;%u;%"PRIu64";%"PRIu64";%"PRIu64";%"PRIu64";"
 558                                 "%"PRIu64"\n",
 559                                 ctx->lcore_id,
 560                                 ctx->options->max_buffer_size,
 561                                 ctx->options->max_burst_size,
 562                                 ops_enqd_total,
 563                                 ops_deqd_total,
 564                                 ops_enqd_failed,
 565                                 ops_deqd_failed,
 566                                 ops_failed);
 567         }
 568
 569         return 0;
 570 }
 571
 572
 573
 574 void
 575 cperf_verify_test_destructor(void *arg)
 576 {
 577         struct cperf_verify_ctx *ctx = arg;
 578
 579         if (ctx == NULL)
 580                 return;
 581
 582         cperf_verify_test_free(ctx, ctx->options->pool_sz);
 583 }