1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) Intel Corporation. 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 "spdk_cunit.h" 35 36 #include "common/lib/test_env.c" 37 #include "spdk_internal/mock.h" 38 #include "unit/lib/json_mock.c" 39 #include "spdk/reduce.h" 40 41 #include <rte_compressdev.h> 42 43 struct spdk_bdev_io *g_bdev_io; 44 struct spdk_io_channel *g_io_ch; 45 struct rte_comp_op g_comp_op[2]; 46 struct vbdev_compress g_comp_bdev; 47 struct comp_device_qp g_device_qp; 48 struct compress_dev g_device; 49 struct rte_compressdev_capabilities g_cdev_cap; 50 static struct rte_mbuf *g_src_mbufs[2]; 51 static struct rte_mbuf *g_dst_mbufs[2]; 52 static struct rte_mbuf g_expected_src_mbufs[2]; 53 static struct rte_mbuf g_expected_dst_mbufs[2]; 54 struct comp_bdev_io *g_io_ctx; 55 struct comp_io_channel *g_comp_ch; 56 struct rte_config *g_test_config; 57 58 /* Those functions are defined as static inline in DPDK, so we can't 59 * mock them straight away. We use defines to redirect them into 60 * our custom functions. 61 */ 62 63 static void mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 64 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo); 65 #define rte_pktmbuf_attach_extbuf mock_rte_pktmbuf_attach_extbuf 66 static void mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 67 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo) 68 { 69 assert(m != NULL); 70 m->buf_addr = buf_addr; 71 m->buf_iova = buf_iova; 72 m->buf_len = buf_len; 73 m->data_len = m->pkt_len = 0; 74 } 75 76 static char *mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len); 77 #define rte_pktmbuf_append mock_rte_pktmbuf_append 78 static char *mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len) 79 { 80 m->pkt_len = m->pkt_len + len; 81 return NULL; 82 } 83 84 static inline int mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail); 85 #define rte_pktmbuf_chain mock_rte_pktmbuf_chain 86 static inline int mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail) 87 { 88 head->next = tail; 89 return 0; 90 } 91 92 uint16_t ut_max_nb_queue_pairs = 0; 93 void __rte_experimental mock_rte_compressdev_info_get(uint8_t dev_id, 94 struct rte_compressdev_info *dev_info); 95 #define rte_compressdev_info_get mock_rte_compressdev_info_get 96 void __rte_experimental 97 mock_rte_compressdev_info_get(uint8_t dev_id, struct rte_compressdev_info *dev_info) 98 { 99 dev_info->max_nb_queue_pairs = ut_max_nb_queue_pairs; 100 dev_info->capabilities = &g_cdev_cap; 101 dev_info->driver_name = "compress_isal"; 102 } 103 104 int ut_rte_compressdev_configure = 0; 105 int __rte_experimental mock_rte_compressdev_configure(uint8_t dev_id, 106 struct rte_compressdev_config *config); 107 #define rte_compressdev_configure mock_rte_compressdev_configure 108 int __rte_experimental 109 mock_rte_compressdev_configure(uint8_t dev_id, struct rte_compressdev_config *config) 110 { 111 return ut_rte_compressdev_configure; 112 } 113 114 int ut_rte_compressdev_queue_pair_setup = 0; 115 int __rte_experimental mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 116 uint32_t max_inflight_ops, int socket_id); 117 #define rte_compressdev_queue_pair_setup mock_rte_compressdev_queue_pair_setup 118 int __rte_experimental 119 mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 120 uint32_t max_inflight_ops, int socket_id) 121 { 122 return ut_rte_compressdev_queue_pair_setup; 123 } 124 125 int ut_rte_compressdev_start = 0; 126 int __rte_experimental mock_rte_compressdev_start(uint8_t dev_id); 127 #define rte_compressdev_start mock_rte_compressdev_start 128 int __rte_experimental 129 mock_rte_compressdev_start(uint8_t dev_id) 130 { 131 return ut_rte_compressdev_start; 132 } 133 134 int ut_rte_compressdev_private_xform_create = 0; 135 int __rte_experimental mock_rte_compressdev_private_xform_create(uint8_t dev_id, 136 const struct rte_comp_xform *xform, void **private_xform); 137 #define rte_compressdev_private_xform_create mock_rte_compressdev_private_xform_create 138 int __rte_experimental 139 mock_rte_compressdev_private_xform_create(uint8_t dev_id, 140 const struct rte_comp_xform *xform, void **private_xform) 141 { 142 return ut_rte_compressdev_private_xform_create; 143 } 144 145 uint8_t ut_rte_compressdev_count = 0; 146 uint8_t __rte_experimental mock_rte_compressdev_count(void); 147 #define rte_compressdev_count mock_rte_compressdev_count 148 uint8_t __rte_experimental 149 mock_rte_compressdev_count(void) 150 { 151 return ut_rte_compressdev_count; 152 } 153 154 struct rte_mempool *ut_rte_comp_op_pool_create = NULL; 155 struct rte_mempool *__rte_experimental mock_rte_comp_op_pool_create(const char *name, 156 unsigned int nb_elts, unsigned int cache_size, uint16_t user_size, 157 int socket_id); 158 #define rte_comp_op_pool_create mock_rte_comp_op_pool_create 159 struct rte_mempool *__rte_experimental 160 mock_rte_comp_op_pool_create(const char *name, unsigned int nb_elts, 161 unsigned int cache_size, uint16_t user_size, int socket_id) 162 { 163 return ut_rte_comp_op_pool_create; 164 } 165 166 void mock_rte_pktmbuf_free(struct rte_mbuf *m); 167 #define rte_pktmbuf_free mock_rte_pktmbuf_free 168 void mock_rte_pktmbuf_free(struct rte_mbuf *m) 169 { 170 } 171 172 static int ut_rte_pktmbuf_alloc_bulk = 0; 173 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 174 unsigned count); 175 #define rte_pktmbuf_alloc_bulk mock_rte_pktmbuf_alloc_bulk 176 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 177 unsigned count) 178 { 179 /* This mocked function only supports the alloc of 2 src and 2 dst. */ 180 CU_ASSERT(count == 2); 181 ut_rte_pktmbuf_alloc_bulk += count; 182 if (ut_rte_pktmbuf_alloc_bulk == 2) { 183 *mbufs++ = g_src_mbufs[0]; 184 *mbufs = g_src_mbufs[1]; 185 } else if (ut_rte_pktmbuf_alloc_bulk == 4) { 186 *mbufs++ = g_dst_mbufs[0]; 187 *mbufs = g_dst_mbufs[1]; 188 ut_rte_pktmbuf_alloc_bulk = 0; 189 } else { 190 return -1; 191 } 192 return 0; 193 } 194 195 struct rte_mempool * 196 rte_pktmbuf_pool_create(const char *name, unsigned n, unsigned cache_size, 197 uint16_t priv_size, uint16_t data_room_size, int socket_id) 198 { 199 struct spdk_mempool *tmp; 200 201 tmp = spdk_mempool_create("mbuf_mp", 1024, sizeof(struct rte_mbuf), 202 SPDK_MEMPOOL_DEFAULT_CACHE_SIZE, 203 SPDK_ENV_SOCKET_ID_ANY); 204 205 return (struct rte_mempool *)tmp; 206 } 207 208 void 209 rte_mempool_free(struct rte_mempool *mp) 210 { 211 if (mp) { 212 spdk_mempool_free((struct spdk_mempool *)mp); 213 } 214 } 215 216 static int ut_spdk_reduce_vol_op_complete_err = 0; 217 void 218 spdk_reduce_vol_writev(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 219 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 220 void *cb_arg) 221 { 222 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 223 } 224 225 void 226 spdk_reduce_vol_readv(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 227 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 228 void *cb_arg) 229 { 230 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 231 } 232 233 #include "bdev/compress/vbdev_compress.c" 234 235 /* SPDK stubs */ 236 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module)); 237 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io)); 238 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev, 239 enum spdk_bdev_io_type io_type), 0); 240 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev)); 241 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc)); 242 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0); 243 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0); 244 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn, 245 void *cb_arg)); 246 DEFINE_STUB(spdk_bdev_open, int, (struct spdk_bdev *bdev, bool write, 247 spdk_bdev_remove_cb_t remove_cb, 248 void *remove_ctx, struct spdk_bdev_desc **_desc), 0); 249 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, 250 struct spdk_bdev_module *module), 0); 251 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module)); 252 DEFINE_STUB(spdk_bdev_register, int, (struct spdk_bdev *bdev), 0); 253 DEFINE_STUB(spdk_bdev_get_by_name, struct spdk_bdev *, (const char *bdev_name), NULL); 254 DEFINE_STUB(spdk_bdev_io_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_io *bdev_io), 255 0); 256 DEFINE_STUB(spdk_bdev_queue_io_wait, int, (struct spdk_bdev *bdev, struct spdk_io_channel *ch, 257 struct spdk_bdev_io_wait_entry *entry), 0); 258 DEFINE_STUB_V(spdk_reduce_vol_unload, (struct spdk_reduce_vol *vol, 259 spdk_reduce_vol_op_complete cb_fn, void *cb_arg)); 260 DEFINE_STUB_V(spdk_reduce_vol_load, (struct spdk_reduce_backing_dev *backing_dev, 261 spdk_reduce_vol_op_with_handle_complete cb_fn, void *cb_arg)); 262 DEFINE_STUB(spdk_reduce_vol_get_params, const struct spdk_reduce_vol_params *, 263 (struct spdk_reduce_vol *vol), NULL); 264 265 /* DPDK stubs */ 266 DEFINE_STUB(rte_socket_id, unsigned, (void), 0); 267 DEFINE_STUB(rte_eal_get_configuration, struct rte_config *, (void), NULL); 268 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0); 269 DEFINE_STUB_V(rte_comp_op_free, (struct rte_comp_op *op)); 270 DEFINE_STUB(rte_comp_op_alloc, struct rte_comp_op *, (struct rte_mempool *mempool), NULL); 271 272 void 273 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len) 274 { 275 cb(g_io_ch, g_bdev_io, true); 276 } 277 278 /* Mock these functions to call the callback and then return the value we require */ 279 int ut_spdk_bdev_readv_blocks = 0; 280 int 281 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 282 struct iovec *iov, int iovcnt, 283 uint64_t offset_blocks, uint64_t num_blocks, 284 spdk_bdev_io_completion_cb cb, void *cb_arg) 285 { 286 cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg); 287 return ut_spdk_bdev_readv_blocks; 288 } 289 290 int ut_spdk_bdev_writev_blocks = 0; 291 bool ut_spdk_bdev_writev_blocks_mocked = false; 292 int 293 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 294 struct iovec *iov, int iovcnt, 295 uint64_t offset_blocks, uint64_t num_blocks, 296 spdk_bdev_io_completion_cb cb, void *cb_arg) 297 { 298 cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg); 299 return ut_spdk_bdev_writev_blocks; 300 } 301 302 int ut_spdk_bdev_unmap_blocks = 0; 303 bool ut_spdk_bdev_unmap_blocks_mocked = false; 304 int 305 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 306 uint64_t offset_blocks, uint64_t num_blocks, 307 spdk_bdev_io_completion_cb cb, void *cb_arg) 308 { 309 cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg); 310 return ut_spdk_bdev_unmap_blocks; 311 } 312 313 int ut_spdk_bdev_flush_blocks = 0; 314 bool ut_spdk_bdev_flush_blocks_mocked = false; 315 int 316 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 317 uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb, 318 void *cb_arg) 319 { 320 cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg); 321 return ut_spdk_bdev_flush_blocks; 322 } 323 324 int ut_spdk_bdev_reset = 0; 325 bool ut_spdk_bdev_reset_mocked = false; 326 int 327 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 328 spdk_bdev_io_completion_cb cb, void *cb_arg) 329 { 330 cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg); 331 return ut_spdk_bdev_reset; 332 } 333 334 bool g_completion_called = false; 335 void 336 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status) 337 { 338 bdev_io->internal.status = status; 339 g_completion_called = true; 340 } 341 342 static uint16_t ut_rte_compressdev_dequeue_burst = 0; 343 uint16_t 344 rte_compressdev_dequeue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 345 uint16_t nb_op) 346 { 347 if (ut_rte_compressdev_dequeue_burst == 0) { 348 return 0; 349 } 350 351 ops[0] = &g_comp_op[0]; 352 ops[1] = &g_comp_op[1]; 353 354 return ut_rte_compressdev_dequeue_burst; 355 } 356 357 static int ut_compress_done[2]; 358 /* done_count and done_idx together control which expected assertion 359 * value to use when dequeuing 2 operations. 360 */ 361 static uint16_t done_count = 1; 362 static uint16_t done_idx = 0; 363 static void 364 _compress_done(void *_req, int reduce_errno) 365 { 366 if (done_count == 1) { 367 CU_ASSERT(reduce_errno == ut_compress_done[0]); 368 } else if (done_count == 2) { 369 CU_ASSERT(reduce_errno == ut_compress_done[done_idx++]); 370 } 371 } 372 373 #define FAKE_ENQUEUE_SUCCESS 255 374 static uint16_t ut_enqueue_value = 0; 375 static struct rte_comp_op ut_expected_op; 376 uint16_t 377 rte_compressdev_enqueue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 378 uint16_t nb_ops) 379 { 380 struct rte_comp_op *op = *ops; 381 382 if (ut_enqueue_value == 0) { 383 return 0; 384 } 385 386 if (ut_enqueue_value == FAKE_ENQUEUE_SUCCESS) { 387 return 1; 388 } 389 /* by design the compress module will never send more than 1 op at a time */ 390 CU_ASSERT(op->private_xform == ut_expected_op.private_xform); 391 392 /* check src mbuf values, some that are faked in our stub are done so 393 * to indirectly test functionality in the code under test. 394 */ 395 CU_ASSERT(op->m_src->buf_addr == ut_expected_op.m_src->buf_addr); 396 CU_ASSERT(op->m_src->buf_iova == ut_expected_op.m_src->buf_iova); 397 CU_ASSERT(op->m_src->buf_len == ut_expected_op.m_src->buf_len); 398 CU_ASSERT(op->m_src->pkt_len == ut_expected_op.m_src->pkt_len); 399 CU_ASSERT(op->m_src->userdata == ut_expected_op.m_src->userdata); 400 CU_ASSERT(op->src.offset == ut_expected_op.src.offset); 401 CU_ASSERT(op->src.length == ut_expected_op.src.length); 402 403 /* check dst mbuf values */ 404 CU_ASSERT(op->m_dst->buf_addr == ut_expected_op.m_dst->buf_addr); 405 CU_ASSERT(op->m_dst->buf_iova == ut_expected_op.m_dst->buf_iova); 406 CU_ASSERT(op->m_dst->buf_len == ut_expected_op.m_dst->buf_len); 407 CU_ASSERT(op->m_dst->pkt_len == ut_expected_op.m_dst->pkt_len); 408 CU_ASSERT(op->dst.offset == ut_expected_op.dst.offset); 409 410 return ut_enqueue_value; 411 } 412 413 /* Global setup for all tests that share a bunch of preparation... */ 414 static int 415 test_setup(void) 416 { 417 g_mbuf_mp = rte_pktmbuf_pool_create("mbuf_mp", NUM_MBUFS, POOL_CACHE_SIZE, 418 sizeof(struct rte_mbuf), 0, rte_socket_id()); 419 assert(g_mbuf_mp != NULL); 420 421 g_comp_bdev.backing_dev.unmap = _comp_reduce_unmap; 422 g_comp_bdev.backing_dev.readv = _comp_reduce_readv; 423 g_comp_bdev.backing_dev.writev = _comp_reduce_writev; 424 g_comp_bdev.backing_dev.compress = _comp_reduce_compress; 425 g_comp_bdev.backing_dev.decompress = _comp_reduce_decompress; 426 g_comp_bdev.backing_dev.blocklen = 512; 427 g_comp_bdev.backing_dev.blockcnt = 1024 * 16; 428 429 g_comp_bdev.device_qp = &g_device_qp; 430 g_comp_bdev.device_qp->device = &g_device; 431 432 TAILQ_INIT(&g_comp_bdev.queued_comp_ops); 433 434 g_comp_xform = (struct rte_comp_xform) { 435 .type = RTE_COMP_COMPRESS, 436 .compress = { 437 .algo = RTE_COMP_ALGO_DEFLATE, 438 .deflate.huffman = RTE_COMP_HUFFMAN_DEFAULT, 439 .level = RTE_COMP_LEVEL_MAX, 440 .window_size = DEFAULT_WINDOW_SIZE, 441 .chksum = RTE_COMP_CHECKSUM_NONE, 442 .hash_algo = RTE_COMP_HASH_ALGO_NONE 443 } 444 }; 445 446 g_decomp_xform = (struct rte_comp_xform) { 447 .type = RTE_COMP_DECOMPRESS, 448 .decompress = { 449 .algo = RTE_COMP_ALGO_DEFLATE, 450 .chksum = RTE_COMP_CHECKSUM_NONE, 451 .window_size = DEFAULT_WINDOW_SIZE, 452 .hash_algo = RTE_COMP_HASH_ALGO_NONE 453 } 454 }; 455 g_device.comp_xform = &g_comp_xform; 456 g_device.decomp_xform = &g_decomp_xform; 457 g_cdev_cap.comp_feature_flags = RTE_COMP_FF_SHAREABLE_PRIV_XFORM; 458 g_device.cdev_info.driver_name = "compress_isal"; 459 g_device.cdev_info.capabilities = &g_cdev_cap; 460 461 g_src_mbufs[0] = calloc(1, sizeof(struct rte_mbuf)); 462 g_src_mbufs[1] = calloc(1, sizeof(struct rte_mbuf)); 463 g_dst_mbufs[0] = calloc(1, sizeof(struct rte_mbuf)); 464 g_dst_mbufs[1] = calloc(1, sizeof(struct rte_mbuf)); 465 466 g_bdev_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct comp_bdev_io)); 467 g_bdev_io->u.bdev.iovs = calloc(128, sizeof(struct iovec)); 468 g_bdev_io->bdev = &g_comp_bdev.comp_bdev; 469 g_io_ch = calloc(1, sizeof(struct spdk_io_channel) + sizeof(struct comp_io_channel)); 470 g_comp_ch = (struct comp_io_channel *)((uint8_t *)g_io_ch + sizeof(struct spdk_io_channel)); 471 g_io_ctx = (struct comp_bdev_io *)g_bdev_io->driver_ctx; 472 473 g_io_ctx->comp_ch = g_comp_ch; 474 g_io_ctx->comp_bdev = &g_comp_bdev; 475 g_comp_bdev.device_qp = &g_device_qp; 476 477 g_test_config = calloc(1, sizeof(struct rte_config)); 478 g_test_config->lcore_count = 1; 479 480 return 0; 481 } 482 483 /* Global teardown for all tests */ 484 static int 485 test_cleanup(void) 486 { 487 spdk_mempool_free((struct spdk_mempool *)g_mbuf_mp); 488 free(g_dst_mbufs[0]); 489 free(g_src_mbufs[0]); 490 free(g_dst_mbufs[1]); 491 free(g_src_mbufs[1]); 492 free(g_bdev_io->u.bdev.iovs); 493 free(g_bdev_io); 494 free(g_io_ch); 495 free(g_test_config); 496 return 0; 497 } 498 499 static void 500 test_compress_operation(void) 501 { 502 struct iovec src_iovs[2] = {}; 503 int src_iovcnt; 504 struct iovec dst_iovs[2] = {}; 505 int dst_iovcnt; 506 struct spdk_reduce_vol_cb_args cb_arg; 507 int rc; 508 struct vbdev_comp_op *op; 509 510 src_iovcnt = dst_iovcnt = 2; 511 src_iovs[0].iov_len = 1024 * 4; 512 dst_iovs[0].iov_len = 1024 * 4; 513 514 src_iovs[1].iov_len = 1024 * 2; 515 dst_iovs[1].iov_len = 1024 * 2; 516 517 src_iovs[0].iov_base = (void *)0xfeedbeef; 518 dst_iovs[0].iov_base = (void *)0xdeadbeef; 519 520 src_iovs[1].iov_base = (void *)0xdeadbeef; 521 dst_iovs[1].iov_base = (void *)0xfeedbeef; 522 523 /* test rte_comp_op_alloc failure */ 524 MOCK_SET(rte_comp_op_alloc, NULL); 525 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 526 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 527 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 528 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 529 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 530 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 531 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 532 free(op); 533 } 534 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 535 CU_ASSERT(rc == 0); 536 MOCK_SET(rte_comp_op_alloc, &g_comp_op[0]); 537 538 /* test mempool get failure */ 539 ut_rte_pktmbuf_alloc_bulk = -1; 540 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 541 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 542 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 543 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 544 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 545 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 546 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 547 free(op); 548 } 549 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 550 CU_ASSERT(rc == 0); 551 ut_rte_pktmbuf_alloc_bulk = 0; 552 553 /* test enqueue failure */ 554 ut_enqueue_value = 0; 555 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 556 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 557 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 558 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 559 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 560 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 561 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 562 free(op); 563 } 564 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 565 CU_ASSERT(rc == 0); 566 ut_enqueue_value = 1; 567 568 /* test success with 2 vector iovec */ 569 ut_expected_op.private_xform = &g_decomp_xform; 570 ut_expected_op.src.offset = 0; 571 ut_expected_op.src.length = src_iovs[0].iov_len + src_iovs[1].iov_len; 572 ut_expected_op.m_src = &g_expected_src_mbufs[0]; 573 ut_expected_op.m_src->buf_addr = src_iovs[0].iov_base; 574 ut_expected_op.m_src->next = &g_expected_src_mbufs[1]; 575 ut_expected_op.m_src->next->buf_addr = src_iovs[1].iov_base; 576 ut_expected_op.m_src->buf_iova = spdk_vtophys((void *)ut_expected_op.m_src->buf_addr, NULL); 577 ut_expected_op.m_src->buf_len = src_iovs[0].iov_len; 578 ut_expected_op.m_src->pkt_len = src_iovs[0].iov_len; 579 ut_expected_op.m_src->userdata = &cb_arg; 580 581 ut_expected_op.dst.offset = 0; 582 ut_expected_op.m_dst = &g_expected_dst_mbufs[0]; 583 ut_expected_op.m_dst->buf_addr = dst_iovs[0].iov_base; 584 ut_expected_op.m_dst->next = &g_expected_dst_mbufs[1]; 585 ut_expected_op.m_dst->next->buf_addr = dst_iovs[1].iov_base; 586 ut_expected_op.m_dst->buf_iova = spdk_vtophys((void *)ut_expected_op.m_dst->buf_addr, NULL); 587 ut_expected_op.m_dst->buf_len = dst_iovs[0].iov_len; 588 ut_expected_op.m_dst->pkt_len = dst_iovs[0].iov_len; 589 590 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 591 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 592 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 593 CU_ASSERT(rc == 0); 594 } 595 596 static void 597 test_poller(void) 598 { 599 int rc; 600 struct spdk_reduce_vol_cb_args *cb_args; 601 struct rte_mbuf mbuf[2]; 602 struct vbdev_comp_op *op_to_queue; 603 struct iovec src_iovs[2] = {}; 604 struct iovec dst_iovs[2] = {}; 605 606 cb_args = calloc(1, sizeof(*cb_args)); 607 SPDK_CU_ASSERT_FATAL(cb_args != NULL); 608 cb_args->cb_fn = _compress_done; 609 memset(&g_comp_op[0], 0, sizeof(struct rte_comp_op)); 610 g_comp_op[0].m_src = &mbuf[0]; 611 g_comp_op[1].m_src = &mbuf[1]; 612 613 /* Error from dequeue, nothing needing to be resubmitted. 614 */ 615 ut_rte_compressdev_dequeue_burst = 1; 616 /* setup what we want dequeue to return for the op */ 617 g_comp_op[0].m_src->userdata = (void *)cb_args; 618 g_comp_op[0].produced = 1; 619 g_comp_op[0].status = 1; 620 /* value asserted in the reduce callback */ 621 ut_compress_done[0] = -EINVAL; 622 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 623 rc = comp_dev_poller((void *)&g_comp_bdev); 624 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 625 CU_ASSERT(rc == 0); 626 627 /* Success from dequeue, 2 ops. nothing needing to be resubmitted. 628 */ 629 ut_rte_compressdev_dequeue_burst = 2; 630 /* setup what we want dequeue to return for the op */ 631 g_comp_op[0].m_src->userdata = (void *)cb_args; 632 g_comp_op[0].produced = 16; 633 g_comp_op[0].status = 0; 634 g_comp_op[1].m_src->userdata = (void *)cb_args; 635 g_comp_op[1].produced = 32; 636 g_comp_op[1].status = 0; 637 /* value asserted in the reduce callback */ 638 ut_compress_done[0] = 16; 639 ut_compress_done[1] = 32; 640 done_count = 2; 641 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 642 rc = comp_dev_poller((void *)&g_comp_bdev); 643 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 644 CU_ASSERT(rc == 0); 645 646 /* Success from dequeue, one op to be resubmitted. 647 */ 648 ut_rte_compressdev_dequeue_burst = 1; 649 /* setup what we want dequeue to return for the op */ 650 g_comp_op[0].m_src->userdata = (void *)cb_args; 651 g_comp_op[0].produced = 16; 652 g_comp_op[0].status = 0; 653 /* value asserted in the reduce callback */ 654 ut_compress_done[0] = 16; 655 done_count = 1; 656 op_to_queue = calloc(1, sizeof(struct vbdev_comp_op)); 657 SPDK_CU_ASSERT_FATAL(op_to_queue != NULL); 658 op_to_queue->backing_dev = &g_comp_bdev.backing_dev; 659 op_to_queue->src_iovs = &src_iovs[0]; 660 op_to_queue->src_iovcnt = 2; 661 op_to_queue->dst_iovs = &dst_iovs[0]; 662 op_to_queue->dst_iovcnt = 2; 663 op_to_queue->compress = true; 664 op_to_queue->cb_arg = cb_args; 665 ut_enqueue_value = FAKE_ENQUEUE_SUCCESS; 666 TAILQ_INSERT_TAIL(&g_comp_bdev.queued_comp_ops, 667 op_to_queue, 668 link); 669 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 670 rc = comp_dev_poller((void *)&g_comp_bdev); 671 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 672 CU_ASSERT(rc == 0); 673 674 /* op_to_queue is freed in code under test */ 675 free(cb_args); 676 } 677 678 static void 679 test_vbdev_compress_submit_request(void) 680 { 681 /* Single element block size write */ 682 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED; 683 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 684 g_completion_called = false; 685 MOCK_SET(spdk_bdev_io_get_io_channel, g_io_ch); 686 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 687 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 688 CU_ASSERT(g_completion_called == true); 689 CU_ASSERT(g_io_ctx->orig_io == g_bdev_io); 690 CU_ASSERT(g_io_ctx->comp_bdev == &g_comp_bdev); 691 CU_ASSERT(g_io_ctx->comp_ch == g_comp_ch); 692 693 /* same write but now fail it */ 694 ut_spdk_reduce_vol_op_complete_err = 1; 695 g_completion_called = false; 696 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 697 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 698 CU_ASSERT(g_completion_called == true); 699 700 /* test a read success */ 701 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 702 ut_spdk_reduce_vol_op_complete_err = 0; 703 g_completion_called = false; 704 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 705 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 706 CU_ASSERT(g_completion_called == true); 707 708 /* test a read failure */ 709 ut_spdk_reduce_vol_op_complete_err = 1; 710 g_completion_called = false; 711 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 712 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 713 CU_ASSERT(g_completion_called == true); 714 } 715 716 static void 717 test_passthru(void) 718 { 719 720 } 721 722 static void 723 test_reset(void) 724 { 725 /* TODO: There are a few different ways to do this given that 726 * the code uses spdk_for_each_channel() to implement reset 727 * handling. SUbmitting w/o UT for this function for now and 728 * will follow up with something shortly. 729 */ 730 } 731 732 static void 733 test_initdrivers(void) 734 { 735 int rc; 736 static struct rte_mempool *orig_mbuf_mp; 737 struct comp_device_qp *dev_qp; 738 struct comp_device_qp *tmp_qp; 739 740 orig_mbuf_mp = g_mbuf_mp; 741 g_mbuf_mp = NULL; 742 743 /* test return values from rte_vdev_init() */ 744 MOCK_SET(rte_eal_get_configuration, g_test_config); 745 MOCK_SET(rte_vdev_init, -EEXIST); 746 rc = vbdev_init_compress_drivers(); 747 /* This is not an error condition, we already have one */ 748 CU_ASSERT(rc == 0); 749 750 /* success */ 751 MOCK_SET(rte_vdev_init, 0); 752 rc = vbdev_init_compress_drivers(); 753 CU_ASSERT(rc == 0); 754 755 /* error */ 756 MOCK_SET(rte_vdev_init, -2); 757 rc = vbdev_init_compress_drivers(); 758 CU_ASSERT(rc == -EINVAL); 759 CU_ASSERT(g_mbuf_mp == NULL); 760 CU_ASSERT(g_comp_op_mp == NULL); 761 762 /* compressdev count 0 */ 763 ut_rte_compressdev_count = 0; 764 MOCK_SET(rte_vdev_init, 0); 765 rc = vbdev_init_compress_drivers(); 766 CU_ASSERT(rc == 0); 767 768 /* bogus count */ 769 ut_rte_compressdev_count = RTE_COMPRESS_MAX_DEVS + 1; 770 rc = vbdev_init_compress_drivers(); 771 CU_ASSERT(rc == -EINVAL); 772 773 /* can't get mbuf pool */ 774 ut_rte_compressdev_count = 1; 775 MOCK_SET(spdk_mempool_create, NULL); 776 rc = vbdev_init_compress_drivers(); 777 CU_ASSERT(rc == -ENOMEM); 778 MOCK_CLEAR(spdk_mempool_create); 779 780 /* can't get comp op pool */ 781 ut_rte_comp_op_pool_create = NULL; 782 rc = vbdev_init_compress_drivers(); 783 CU_ASSERT(rc == -ENOMEM); 784 785 /* error on create_compress_dev() */ 786 ut_rte_comp_op_pool_create = (struct rte_mempool *)&test_initdrivers; 787 ut_rte_compressdev_configure = -1; 788 rc = vbdev_init_compress_drivers(); 789 CU_ASSERT(rc == -1); 790 791 /* error on create_compress_dev() but coverage for large num queues */ 792 ut_max_nb_queue_pairs = 99; 793 rc = vbdev_init_compress_drivers(); 794 CU_ASSERT(rc == -1); 795 796 /* qpair setup fails */ 797 ut_rte_compressdev_configure = 0; 798 ut_max_nb_queue_pairs = 0; 799 ut_rte_compressdev_queue_pair_setup = -1; 800 rc = vbdev_init_compress_drivers(); 801 CU_ASSERT(rc == -EINVAL); 802 803 /* rte_compressdev_start fails */ 804 ut_rte_compressdev_queue_pair_setup = 0; 805 ut_rte_compressdev_start = -1; 806 rc = vbdev_init_compress_drivers(); 807 CU_ASSERT(rc == -1); 808 809 /* rte_compressdev_private_xform_create() fails */ 810 ut_rte_compressdev_start = 0; 811 ut_rte_compressdev_private_xform_create = -2; 812 rc = vbdev_init_compress_drivers(); 813 CU_ASSERT(rc == -2); 814 815 /* rte_compressdev_private_xform_create()succeeds */ 816 ut_rte_compressdev_start = 0; 817 ut_rte_compressdev_private_xform_create = 0; 818 rc = vbdev_init_compress_drivers(); 819 CU_ASSERT(rc == 0); 820 821 TAILQ_FOREACH_SAFE(dev_qp, &g_comp_device_qp, link, tmp_qp) { 822 TAILQ_REMOVE(&g_comp_device_qp, dev_qp, link); 823 free(dev_qp->device); 824 free(dev_qp); 825 } 826 827 g_mbuf_mp = orig_mbuf_mp; 828 } 829 830 static void 831 test_supported_io(void) 832 { 833 834 } 835 836 int 837 main(int argc, char **argv) 838 { 839 CU_pSuite suite = NULL; 840 unsigned int num_failures; 841 842 if (CU_initialize_registry() != CUE_SUCCESS) { 843 return CU_get_error(); 844 } 845 846 suite = CU_add_suite("compress", test_setup, test_cleanup); 847 if (suite == NULL) { 848 CU_cleanup_registry(); 849 return CU_get_error(); 850 } 851 852 if (CU_add_test(suite, "test_compress_operation", 853 test_compress_operation) == NULL || 854 CU_add_test(suite, "vbdev_compress_submit_request", 855 test_vbdev_compress_submit_request) == NULL || 856 CU_add_test(suite, "test_passthru", 857 test_passthru) == NULL || 858 CU_add_test(suite, "test_initdrivers", 859 test_initdrivers) == NULL || 860 CU_add_test(suite, "test_supported_io", 861 test_supported_io) == NULL || 862 CU_add_test(suite, "test_poller", 863 test_poller) == NULL || 864 CU_add_test(suite, "test_reset", 865 test_reset) == NULL 866 ) { 867 CU_cleanup_registry(); 868 return CU_get_error(); 869 } 870 871 CU_basic_set_mode(CU_BRM_VERBOSE); 872 CU_basic_run_tests(); 873 num_failures = CU_get_number_of_failures(); 874 CU_cleanup_registry(); 875 return num_failures; 876 } 877