app/test-pipeline/pipeline_hash.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 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
  38 #include <rte_log.h>
  39 #include <rte_ethdev.h>
  40 #include <rte_ether.h>
  41 #include <rte_ip.h>
  42 #include <rte_byteorder.h>
  43
  44 #include <rte_port_ring.h>
  45 #include <rte_table_hash.h>
  46 #include <rte_hash.h>
  47 #include <rte_pipeline.h>
  48
  49 #include "main.h"
  50
  51 static void
  52 translate_options(uint32_t *special, uint32_t *ext, uint32_t *key_size)
  53 {
  54         switch (app.pipeline_type) {
  55         case e_APP_PIPELINE_HASH_KEY8_EXT:
  56                 *special = 0; *ext = 1; *key_size = 8; return;
  57         case e_APP_PIPELINE_HASH_KEY8_LRU:
  58                 *special = 0; *ext = 0; *key_size = 8; return;
  59         case e_APP_PIPELINE_HASH_KEY16_EXT:
  60                 *special = 0; *ext = 1; *key_size = 16; return;
  61         case e_APP_PIPELINE_HASH_KEY16_LRU:
  62                 *special = 0; *ext = 0; *key_size = 16; return;
  63         case e_APP_PIPELINE_HASH_KEY32_EXT:
  64                 *special = 0; *ext = 1; *key_size = 32; return;
  65         case e_APP_PIPELINE_HASH_KEY32_LRU:
  66                 *special = 0; *ext = 0; *key_size = 32; return;
  67
  68         case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT:
  69                 *special = 1; *ext = 1; *key_size = 8; return;
  70         case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU:
  71                 *special = 1; *ext = 0; *key_size = 8; return;
  72         case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT:
  73                 *special = 1; *ext = 1; *key_size = 16; return;
  74         case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU:
  75                 *special = 1; *ext = 0; *key_size = 16; return;
  76         case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT:
  77                 *special = 1; *ext = 1; *key_size = 32; return;
  78         case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU:
  79                 *special = 1; *ext = 0; *key_size = 32; return;
  80
  81         case e_APP_PIPELINE_HASH_CUCKOO_KEY8:
  82                 *special = 0; *ext = 0; *key_size = 8; return;
  83         case e_APP_PIPELINE_HASH_CUCKOO_KEY16:
  84                 *special = 0; *ext = 0; *key_size = 16; return;
  85         case e_APP_PIPELINE_HASH_CUCKOO_KEY32:
  86                 *special = 0; *ext = 0; *key_size = 32; return;
  87         case e_APP_PIPELINE_HASH_CUCKOO_KEY48:
  88                 *special = 0; *ext = 0; *key_size = 48; return;
  89         case e_APP_PIPELINE_HASH_CUCKOO_KEY64:
  90                 *special = 0; *ext = 0; *key_size = 64; return;
  91         case e_APP_PIPELINE_HASH_CUCKOO_KEY80:
  92                 *special = 0; *ext = 0; *key_size = 80; return;
  93         case e_APP_PIPELINE_HASH_CUCKOO_KEY96:
  94                 *special = 0; *ext = 0; *key_size = 96; return;
  95         case e_APP_PIPELINE_HASH_CUCKOO_KEY112:
  96                 *special = 0; *ext = 0; *key_size = 112; return;
  97         case e_APP_PIPELINE_HASH_CUCKOO_KEY128:
  98                 *special = 0; *ext = 0; *key_size = 128; return;
  99
 100         default:
 101                 rte_panic("Invalid hash table type or key size\n");
 102         }
 103 }
 104 void
 105 app_main_loop_worker_pipeline_hash(void) {
 106         struct rte_pipeline_params pipeline_params = {
 107                 .name = "pipeline",
 108                 .socket_id = rte_socket_id(),
 109         };
 110
 111         struct rte_pipeline *p;
 112         uint32_t port_in_id[APP_MAX_PORTS];
 113         uint32_t port_out_id[APP_MAX_PORTS];
 114         uint32_t table_id;
 115         uint32_t i;
 116         uint32_t special, ext, key_size;
 117
 118         translate_options(&special, &ext, &key_size);
 119
 120         RTE_LOG(INFO, USER1, "Core %u is doing work "
 121                 "(pipeline with hash table, %s, %s, %d-byte key)\n",
 122                 rte_lcore_id(),
 123                 special ? "specialized" : "non-specialized",
 124                 ext ? "extendible bucket" : "LRU",
 125                 key_size);
 126
 127         /* Pipeline configuration */
 128         p = rte_pipeline_create(&pipeline_params);
 129         if (p == NULL)
 130                 rte_panic("Unable to configure the pipeline\n");
 131
 132         /* Input port configuration */
 133         for (i = 0; i < app.n_ports; i++) {
 134                 struct rte_port_ring_reader_params port_ring_params = {
 135                         .ring = app.rings_rx[i],
 136                 };
 137
 138                 struct rte_pipeline_port_in_params port_params = {
 139                         .ops = &rte_port_ring_reader_ops,
 140                         .arg_create = (void *) &port_ring_params,
 141                         .f_action = NULL,
 142                         .arg_ah = NULL,
 143                         .burst_size = app.burst_size_worker_read,
 144                 };
 145
 146                 if (rte_pipeline_port_in_create(p, &port_params,
 147                         &port_in_id[i]))
 148                         rte_panic("Unable to configure input port for "
 149                                 "ring %d\n", i);
 150         }
 151
 152         /* Output port configuration */
 153         for (i = 0; i < app.n_ports; i++) {
 154                 struct rte_port_ring_writer_params port_ring_params = {
 155                         .ring = app.rings_tx[i],
 156                         .tx_burst_sz = app.burst_size_worker_write,
 157                 };
 158
 159                 struct rte_pipeline_port_out_params port_params = {
 160                         .ops = &rte_port_ring_writer_ops,
 161                         .arg_create = (void *) &port_ring_params,
 162                         .f_action = NULL,
 163                         .arg_ah = NULL,
 164                 };
 165
 166                 if (rte_pipeline_port_out_create(p, &port_params,
 167                         &port_out_id[i]))
 168                         rte_panic("Unable to configure output port for "
 169                                 "ring %d\n", i);
 170         }
 171
 172         /* Table configuration */
 173         switch (app.pipeline_type) {
 174         case e_APP_PIPELINE_HASH_KEY8_EXT:
 175         case e_APP_PIPELINE_HASH_KEY16_EXT:
 176         case e_APP_PIPELINE_HASH_KEY32_EXT:
 177         {
 178                 struct rte_table_hash_ext_params table_hash_params = {
 179                         .key_size = key_size,
 180                         .n_keys = 1 << 24,
 181                         .n_buckets = 1 << 22,
 182                         .n_buckets_ext = 1 << 21,
 183                         .f_hash = test_hash,
 184                         .seed = 0,
 185                         .signature_offset = APP_METADATA_OFFSET(0),
 186                         .key_offset = APP_METADATA_OFFSET(32),
 187                 };
 188
 189                 struct rte_pipeline_table_params table_params = {
 190                         .ops = &rte_table_hash_ext_ops,
 191                         .arg_create = &table_hash_params,
 192                         .f_action_hit = NULL,
 193                         .f_action_miss = NULL,
 194                         .arg_ah = NULL,
 195                         .action_data_size = 0,
 196                 };
 197
 198                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 199                         rte_panic("Unable to configure the hash table\n");
 200         }
 201         break;
 202
 203         case e_APP_PIPELINE_HASH_KEY8_LRU:
 204         case e_APP_PIPELINE_HASH_KEY16_LRU:
 205         case e_APP_PIPELINE_HASH_KEY32_LRU:
 206         {
 207                 struct rte_table_hash_lru_params table_hash_params = {
 208                         .key_size = key_size,
 209                         .n_keys = 1 << 24,
 210                         .n_buckets = 1 << 22,
 211                         .f_hash = test_hash,
 212                         .seed = 0,
 213                         .signature_offset = APP_METADATA_OFFSET(0),
 214                         .key_offset = APP_METADATA_OFFSET(32),
 215                 };
 216
 217                 struct rte_pipeline_table_params table_params = {
 218                         .ops = &rte_table_hash_lru_ops,
 219                         .arg_create = &table_hash_params,
 220                         .f_action_hit = NULL,
 221                         .f_action_miss = NULL,
 222                         .arg_ah = NULL,
 223                         .action_data_size = 0,
 224                 };
 225
 226                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 227                         rte_panic("Unable to configure the hash table\n");
 228         }
 229         break;
 230
 231         case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT:
 232         {
 233                 struct rte_table_hash_key8_ext_params table_hash_params = {
 234                         .n_entries = 1 << 24,
 235                         .n_entries_ext = 1 << 23,
 236                         .signature_offset = APP_METADATA_OFFSET(0),
 237                         .key_offset = APP_METADATA_OFFSET(32),
 238                         .key_mask = NULL,
 239                         .f_hash = test_hash,
 240                         .seed = 0,
 241                 };
 242
 243                 struct rte_pipeline_table_params table_params = {
 244                         .ops = &rte_table_hash_key8_ext_ops,
 245                         .arg_create = &table_hash_params,
 246                         .f_action_hit = NULL,
 247                         .f_action_miss = NULL,
 248                         .arg_ah = NULL,
 249                         .action_data_size = 0,
 250                 };
 251
 252                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 253                         rte_panic("Unable to configure the hash table\n");
 254         }
 255         break;
 256
 257         case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU:
 258         {
 259                 struct rte_table_hash_key8_lru_params table_hash_params = {
 260                         .n_entries = 1 << 24,
 261                         .signature_offset = APP_METADATA_OFFSET(0),
 262                         .key_offset = APP_METADATA_OFFSET(32),
 263                         .key_mask = NULL,
 264                         .f_hash = test_hash,
 265                         .seed = 0,
 266                 };
 267
 268                 struct rte_pipeline_table_params table_params = {
 269                         .ops = &rte_table_hash_key8_lru_ops,
 270                         .arg_create = &table_hash_params,
 271                         .f_action_hit = NULL,
 272                         .f_action_miss = NULL,
 273                         .arg_ah = NULL,
 274                         .action_data_size = 0,
 275                 };
 276
 277                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 278                         rte_panic("Unable to configure the hash table\n");
 279         }
 280         break;
 281
 282         case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT:
 283         {
 284                 struct rte_table_hash_key16_ext_params table_hash_params = {
 285                         .n_entries = 1 << 24,
 286                         .n_entries_ext = 1 << 23,
 287                         .signature_offset = APP_METADATA_OFFSET(0),
 288                         .key_offset = APP_METADATA_OFFSET(32),
 289                         .f_hash = test_hash,
 290                         .seed = 0,
 291                         .key_mask = NULL,
 292                 };
 293
 294                 struct rte_pipeline_table_params table_params = {
 295                         .ops = &rte_table_hash_key16_ext_ops,
 296                         .arg_create = &table_hash_params,
 297                         .f_action_hit = NULL,
 298                         .f_action_miss = NULL,
 299                         .arg_ah = NULL,
 300                         .action_data_size = 0,
 301                 };
 302
 303                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 304                         rte_panic("Unable to configure the hash table)\n");
 305         }
 306         break;
 307
 308         case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU:
 309         {
 310                 struct rte_table_hash_key16_lru_params table_hash_params = {
 311                         .n_entries = 1 << 24,
 312                         .signature_offset = APP_METADATA_OFFSET(0),
 313                         .key_offset = APP_METADATA_OFFSET(32),
 314                         .f_hash = test_hash,
 315                         .seed = 0,
 316                         .key_mask = NULL,
 317                 };
 318
 319                 struct rte_pipeline_table_params table_params = {
 320                         .ops = &rte_table_hash_key16_lru_ops,
 321                         .arg_create = &table_hash_params,
 322                         .f_action_hit = NULL,
 323                         .f_action_miss = NULL,
 324                         .arg_ah = NULL,
 325                         .action_data_size = 0,
 326                 };
 327
 328                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 329                         rte_panic("Unable to configure the hash table\n");
 330         }
 331         break;
 332
 333         case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT:
 334         {
 335                 struct rte_table_hash_key32_ext_params table_hash_params = {
 336                         .n_entries = 1 << 24,
 337                         .n_entries_ext = 1 << 23,
 338                         .signature_offset = APP_METADATA_OFFSET(0),
 339                         .key_offset = APP_METADATA_OFFSET(32),
 340                         .f_hash = test_hash,
 341                         .seed = 0,
 342                 };
 343
 344                 struct rte_pipeline_table_params table_params = {
 345                         .ops = &rte_table_hash_key32_ext_ops,
 346                         .arg_create = &table_hash_params,
 347                         .f_action_hit = NULL,
 348                         .f_action_miss = NULL,
 349                         .arg_ah = NULL,
 350                         .action_data_size = 0,
 351                 };
 352
 353                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 354                         rte_panic("Unable to configure the hash table\n");
 355         }
 356         break;
 357
 358
 359         case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU:
 360         {
 361                 struct rte_table_hash_key32_lru_params table_hash_params = {
 362                         .n_entries = 1 << 24,
 363                         .signature_offset = APP_METADATA_OFFSET(0),
 364                         .key_offset = APP_METADATA_OFFSET(32),
 365                         .f_hash = test_hash,
 366                         .seed = 0,
 367                 };
 368
 369                 struct rte_pipeline_table_params table_params = {
 370                         .ops = &rte_table_hash_key32_lru_ops,
 371                         .arg_create = &table_hash_params,
 372                         .f_action_hit = NULL,
 373                         .f_action_miss = NULL,
 374                         .arg_ah = NULL,
 375                         .action_data_size = 0,
 376                 };
 377
 378                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 379                         rte_panic("Unable to configure the hash table\n");
 380         }
 381         break;
 382
 383         case e_APP_PIPELINE_HASH_CUCKOO_KEY8:
 384         case e_APP_PIPELINE_HASH_CUCKOO_KEY16:
 385         case e_APP_PIPELINE_HASH_CUCKOO_KEY32:
 386         case e_APP_PIPELINE_HASH_CUCKOO_KEY48:
 387         case e_APP_PIPELINE_HASH_CUCKOO_KEY64:
 388         case e_APP_PIPELINE_HASH_CUCKOO_KEY80:
 389         case e_APP_PIPELINE_HASH_CUCKOO_KEY96:
 390         case e_APP_PIPELINE_HASH_CUCKOO_KEY112:
 391         case e_APP_PIPELINE_HASH_CUCKOO_KEY128:
 392         {
 393                 char hash_name[RTE_HASH_NAMESIZE];
 394
 395                 snprintf(hash_name, sizeof(hash_name), "RTE_TH_CUCKOO_%d",
 396                         app.pipeline_type);
 397
 398                 struct rte_table_hash_cuckoo_params table_hash_params = {
 399                         .key_size = key_size,
 400                         .n_keys = (1 << 24) + 1,
 401                         .f_hash = test_hash,
 402                         .seed = 0,
 403                         .signature_offset = APP_METADATA_OFFSET(0),
 404                         .key_offset = APP_METADATA_OFFSET(32),
 405                         .name = hash_name,
 406                 };
 407
 408                 struct rte_pipeline_table_params table_params = {
 409                         .ops = &rte_table_hash_cuckoo_dosig_ops,
 410                         .arg_create = &table_hash_params,
 411                         .f_action_hit = NULL,
 412                         .f_action_miss = NULL,
 413                         .arg_ah = NULL,
 414                         .action_data_size = 0,
 415                 };
 416
 417                 if (rte_pipeline_table_create(p, &table_params, &table_id))
 418                         rte_panic("Unable to configure the hash table\n");
 419         }
 420         break;
 421
 422         default:
 423                 rte_panic("Invalid hash table type or key size\n");
 424         }
 425
 426         /* Interconnecting ports and tables */
 427         for (i = 0; i < app.n_ports; i++)
 428                 if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i],
 429                         table_id))
 430                         rte_panic("Unable to connect input port %u to "
 431                                 "table %u\n", port_in_id[i],  table_id);
 432
 433         /* Add entries to tables */
 434         for (i = 0; i < (1 << 24); i++) {
 435                 struct rte_pipeline_table_entry entry = {
 436                         .action = RTE_PIPELINE_ACTION_PORT,
 437                         {.port_id = port_out_id[i & (app.n_ports - 1)]},
 438                 };
 439                 struct rte_pipeline_table_entry *entry_ptr;
 440                 uint8_t key[32];
 441                 uint32_t *k32 = (uint32_t *) key;
 442                 int key_found, status;
 443
 444                 memset(key, 0, sizeof(key));
 445                 k32[0] = rte_be_to_cpu_32(i);
 446
 447                 status = rte_pipeline_table_entry_add(p, table_id, key, &entry,
 448                         &key_found, &entry_ptr);
 449                 if (status < 0)
 450                         rte_panic("Unable to add entry to table %u (%d)\n",
 451                                 table_id, status);
 452         }
 453
 454         /* Enable input ports */
 455         for (i = 0; i < app.n_ports; i++)
 456                 if (rte_pipeline_port_in_enable(p, port_in_id[i]))
 457                         rte_panic("Unable to enable input port %u\n",
 458                                 port_in_id[i]);
 459
 460         /* Check pipeline consistency */
 461         if (rte_pipeline_check(p) < 0)
 462                 rte_panic("Pipeline consistency check failed\n");
 463
 464         /* Run-time */
 465 #if APP_FLUSH == 0
 466         for ( ; ; )
 467                 rte_pipeline_run(p);
 468 #else
 469         for (i = 0; ; i++) {
 470                 rte_pipeline_run(p);
 471
 472                 if ((i & APP_FLUSH) == 0)
 473                         rte_pipeline_flush(p);
 474         }
 475 #endif
 476 }
 477
 478 uint64_t test_hash(
 479         void *key,
 480         __attribute__((unused)) uint32_t key_size,
 481         __attribute__((unused)) uint64_t seed)
 482 {
 483         uint32_t *k32 = (uint32_t *) key;
 484         uint32_t ip_dst = rte_be_to_cpu_32(k32[0]);
 485         uint64_t signature = (ip_dst >> 2) | ((ip_dst & 0x3) << 30);
 486
 487         return signature;
 488 }
 489
 490 void
 491 app_main_loop_rx_metadata(void) {
 492         uint32_t i, j;
 493         int ret;
 494
 495         RTE_LOG(INFO, USER1, "Core %u is doing RX (with meta-data)\n",
 496                 rte_lcore_id());
 497
 498         for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) {
 499                 uint16_t n_mbufs;
 500
 501                 n_mbufs = rte_eth_rx_burst(
 502                         app.ports[i],
 503                         0,
 504                         app.mbuf_rx.array,
 505                         app.burst_size_rx_read);
 506
 507                 if (n_mbufs == 0)
 508                         continue;
 509
 510                 for (j = 0; j < n_mbufs; j++) {
 511                         struct rte_mbuf *m;
 512                         uint8_t *m_data, *key;
 513                         struct ipv4_hdr *ip_hdr;
 514                         struct ipv6_hdr *ipv6_hdr;
 515                         uint32_t ip_dst;
 516                         uint8_t *ipv6_dst;
 517                         uint32_t *signature, *k32;
 518
 519                         m = app.mbuf_rx.array[j];
 520                         m_data = rte_pktmbuf_mtod(m, uint8_t *);
 521                         signature = RTE_MBUF_METADATA_UINT32_PTR(m,
 522                                         APP_METADATA_OFFSET(0));
 523                         key = RTE_MBUF_METADATA_UINT8_PTR(m,
 524                                         APP_METADATA_OFFSET(32));
 525
 526                         if (RTE_ETH_IS_IPV4_HDR(m->packet_type)) {
 527                                 ip_hdr = (struct ipv4_hdr *)
 528                                         &m_data[sizeof(struct ether_hdr)];
 529                                 ip_dst = ip_hdr->dst_addr;
 530
 531                                 k32 = (uint32_t *) key;
 532                                 k32[0] = ip_dst & 0xFFFFFF00;
 533                         } else if (RTE_ETH_IS_IPV6_HDR(m->packet_type)) {
 534                                 ipv6_hdr = (struct ipv6_hdr *)
 535                                         &m_data[sizeof(struct ether_hdr)];
 536                                 ipv6_dst = ipv6_hdr->dst_addr;
 537
 538                                 memcpy(key, ipv6_dst, 16);
 539                         } else
 540                                 continue;
 541
 542                         *signature = test_hash(key, 0, 0);
 543                 }
 544
 545                 do {
 546                         ret = rte_ring_sp_enqueue_bulk(
 547                                 app.rings_rx[i],
 548                                 (void **) app.mbuf_rx.array,
 549                                 n_mbufs);
 550                 } while (ret < 0);
 551         }
 552 }