1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (C) 2017 Intel Corporation. 3 * All rights reserved. 4 * Copyright (c) 2021-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved. 5 */ 6 7 #include "spdk/stdinc.h" 8 9 #include "spdk_internal/cunit.h" 10 #include "spdk/blob.h" 11 #include "spdk/string.h" 12 13 #include "common/lib/ut_multithread.c" 14 #include "../bs_dev_common.c" 15 #include "thread/thread.c" 16 #include "blob/blobstore.c" 17 #include "blob/request.c" 18 #include "blob/zeroes.c" 19 #include "blob/blob_bs_dev.c" 20 #include "esnap_dev.c" 21 22 struct spdk_blob_store *g_bs; 23 spdk_blob_id g_blobid; 24 struct spdk_blob *g_blob, *g_blob2; 25 int g_bserrno, g_bserrno2; 26 struct spdk_xattr_names *g_names; 27 int g_done; 28 char *g_xattr_names[] = {"first", "second", "third"}; 29 char *g_xattr_values[] = {"one", "two", "three"}; 30 uint64_t g_ctx = 1729; 31 bool g_use_extent_table = false; 32 33 struct spdk_bs_super_block_ver1 { 34 uint8_t signature[8]; 35 uint32_t version; 36 uint32_t length; 37 uint32_t clean; /* If there was a clean shutdown, this is 1. */ 38 spdk_blob_id super_blob; 39 40 uint32_t cluster_size; /* In bytes */ 41 42 uint32_t used_page_mask_start; /* Offset from beginning of disk, in pages */ 43 uint32_t used_page_mask_len; /* Count, in pages */ 44 45 uint32_t used_cluster_mask_start; /* Offset from beginning of disk, in pages */ 46 uint32_t used_cluster_mask_len; /* Count, in pages */ 47 48 uint32_t md_start; /* Offset from beginning of disk, in pages */ 49 uint32_t md_len; /* Count, in pages */ 50 51 uint8_t reserved[4036]; 52 uint32_t crc; 53 } __attribute__((packed)); 54 SPDK_STATIC_ASSERT(sizeof(struct spdk_bs_super_block_ver1) == 0x1000, "Invalid super block size"); 55 56 static struct spdk_blob *ut_blob_create_and_open(struct spdk_blob_store *bs, 57 struct spdk_blob_opts *blob_opts); 58 static void ut_blob_close_and_delete(struct spdk_blob_store *bs, struct spdk_blob *blob); 59 static void suite_blob_setup(void); 60 static void suite_blob_cleanup(void); 61 62 DEFINE_STUB(spdk_memory_domain_memzero, int, (struct spdk_memory_domain *src_domain, 63 void *src_domain_ctx, struct iovec *iov, uint32_t iovcnt, void (*cpl_cb)(void *, int), 64 void *cpl_cb_arg), 0); 65 66 static bool 67 is_esnap_clone(struct spdk_blob *_blob, const void *id, size_t id_len) 68 { 69 const void *val = NULL; 70 size_t len = 0; 71 bool c0, c1, c2, c3; 72 73 CU_ASSERT(blob_get_xattr_value(_blob, BLOB_EXTERNAL_SNAPSHOT_ID, &val, &len, 74 true) == 0); 75 CU_ASSERT((c0 = (len == id_len))); 76 CU_ASSERT((c1 = (val != NULL && memcmp(val, id, len) == 0))); 77 CU_ASSERT((c2 = !!(_blob->invalid_flags & SPDK_BLOB_EXTERNAL_SNAPSHOT))); 78 CU_ASSERT((c3 = (_blob->parent_id == SPDK_BLOBID_EXTERNAL_SNAPSHOT))); 79 80 return c0 && c1 && c2 && c3; 81 } 82 83 static bool 84 is_not_esnap_clone(struct spdk_blob *_blob) 85 { 86 const void *val = NULL; 87 size_t len = 0; 88 bool c1, c2, c3, c4; 89 90 CU_ASSERT((c1 = (blob_get_xattr_value(_blob, BLOB_EXTERNAL_SNAPSHOT_ID, &val, &len, 91 true) == -ENOENT))); 92 CU_ASSERT((c2 = (val == NULL))); 93 CU_ASSERT((c3 = ((_blob->invalid_flags & SPDK_BLOB_EXTERNAL_SNAPSHOT) == 0))); 94 CU_ASSERT((c4 = (_blob->parent_id != SPDK_BLOBID_EXTERNAL_SNAPSHOT))); 95 96 return c1 && c2 && c3 && c4; 97 } 98 99 #define UT_ASSERT_IS_ESNAP_CLONE(_blob, _id, _len) CU_ASSERT(is_esnap_clone(_blob, _id, _len)) 100 #define UT_ASSERT_IS_NOT_ESNAP_CLONE(_blob) CU_ASSERT(is_not_esnap_clone(_blob)) 101 102 static void 103 _get_xattr_value(void *arg, const char *name, 104 const void **value, size_t *value_len) 105 { 106 uint64_t i; 107 108 SPDK_CU_ASSERT_FATAL(value_len != NULL); 109 SPDK_CU_ASSERT_FATAL(value != NULL); 110 CU_ASSERT(arg == &g_ctx); 111 112 for (i = 0; i < sizeof(g_xattr_names); i++) { 113 if (!strcmp(name, g_xattr_names[i])) { 114 *value_len = strlen(g_xattr_values[i]); 115 *value = g_xattr_values[i]; 116 break; 117 } 118 } 119 } 120 121 static void 122 _get_xattr_value_null(void *arg, const char *name, 123 const void **value, size_t *value_len) 124 { 125 SPDK_CU_ASSERT_FATAL(value_len != NULL); 126 SPDK_CU_ASSERT_FATAL(value != NULL); 127 CU_ASSERT(arg == NULL); 128 129 *value_len = 0; 130 *value = NULL; 131 } 132 133 static int 134 _get_snapshots_count(struct spdk_blob_store *bs) 135 { 136 struct spdk_blob_list *snapshot = NULL; 137 int count = 0; 138 139 TAILQ_FOREACH(snapshot, &bs->snapshots, link) { 140 count += 1; 141 } 142 143 return count; 144 } 145 146 static void 147 ut_spdk_blob_opts_init(struct spdk_blob_opts *opts) 148 { 149 spdk_blob_opts_init(opts, sizeof(*opts)); 150 opts->use_extent_table = g_use_extent_table; 151 } 152 153 static void 154 bs_op_complete(void *cb_arg, int bserrno) 155 { 156 g_bserrno = bserrno; 157 } 158 159 static void 160 bs_op_with_handle_complete(void *cb_arg, struct spdk_blob_store *bs, 161 int bserrno) 162 { 163 g_bs = bs; 164 g_bserrno = bserrno; 165 } 166 167 static void 168 blob_op_complete(void *cb_arg, int bserrno) 169 { 170 if (cb_arg != NULL) { 171 int *errp = cb_arg; 172 173 *errp = bserrno; 174 } 175 g_bserrno = bserrno; 176 } 177 178 static void 179 blob_op_with_id_complete(void *cb_arg, spdk_blob_id blobid, int bserrno) 180 { 181 g_blobid = blobid; 182 g_bserrno = bserrno; 183 } 184 185 static void 186 blob_op_with_handle_complete(void *cb_arg, struct spdk_blob *blb, int bserrno) 187 { 188 g_blob = blb; 189 g_bserrno = bserrno; 190 } 191 192 static void 193 blob_op_with_handle_complete2(void *cb_arg, struct spdk_blob *blob, int bserrno) 194 { 195 if (g_blob == NULL) { 196 g_blob = blob; 197 g_bserrno = bserrno; 198 } else { 199 g_blob2 = blob; 200 g_bserrno2 = bserrno; 201 } 202 } 203 204 static void 205 ut_bs_reload(struct spdk_blob_store **bs, struct spdk_bs_opts *opts) 206 { 207 struct spdk_bs_dev *dev; 208 209 /* Unload the blob store */ 210 spdk_bs_unload(*bs, bs_op_complete, NULL); 211 poll_threads(); 212 CU_ASSERT(g_bserrno == 0); 213 214 dev = init_dev(); 215 /* Load an existing blob store */ 216 spdk_bs_load(dev, opts, bs_op_with_handle_complete, NULL); 217 poll_threads(); 218 CU_ASSERT(g_bserrno == 0); 219 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 220 *bs = g_bs; 221 222 g_bserrno = -1; 223 } 224 225 static void 226 ut_bs_dirty_load(struct spdk_blob_store **bs, struct spdk_bs_opts *opts) 227 { 228 struct spdk_bs_dev *dev; 229 230 /* Dirty shutdown */ 231 bs_free(*bs); 232 233 dev = init_dev(); 234 /* Load an existing blob store */ 235 spdk_bs_load(dev, opts, bs_op_with_handle_complete, NULL); 236 poll_threads(); 237 CU_ASSERT(g_bserrno == 0); 238 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 239 *bs = g_bs; 240 241 g_bserrno = -1; 242 } 243 244 static void 245 blob_init(void) 246 { 247 struct spdk_blob_store *bs; 248 struct spdk_bs_dev *dev; 249 250 dev = init_dev(); 251 252 /* should fail for an unsupported blocklen */ 253 dev->blocklen = 500; 254 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 255 poll_threads(); 256 CU_ASSERT(g_bserrno == -EINVAL); 257 258 dev = init_dev(); 259 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 260 poll_threads(); 261 CU_ASSERT(g_bserrno == 0); 262 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 263 bs = g_bs; 264 265 spdk_bs_unload(bs, bs_op_complete, NULL); 266 poll_threads(); 267 CU_ASSERT(g_bserrno == 0); 268 g_bs = NULL; 269 } 270 271 static void 272 blob_super(void) 273 { 274 struct spdk_blob_store *bs = g_bs; 275 spdk_blob_id blobid; 276 struct spdk_blob_opts blob_opts; 277 278 /* Get the super blob without having set one */ 279 spdk_bs_get_super(bs, blob_op_with_id_complete, NULL); 280 poll_threads(); 281 CU_ASSERT(g_bserrno == -ENOENT); 282 CU_ASSERT(g_blobid == SPDK_BLOBID_INVALID); 283 284 /* Create a blob */ 285 ut_spdk_blob_opts_init(&blob_opts); 286 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 287 poll_threads(); 288 CU_ASSERT(g_bserrno == 0); 289 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 290 blobid = g_blobid; 291 292 /* Set the blob as the super blob */ 293 spdk_bs_set_super(bs, blobid, blob_op_complete, NULL); 294 poll_threads(); 295 CU_ASSERT(g_bserrno == 0); 296 297 /* Get the super blob */ 298 spdk_bs_get_super(bs, blob_op_with_id_complete, NULL); 299 poll_threads(); 300 CU_ASSERT(g_bserrno == 0); 301 CU_ASSERT(blobid == g_blobid); 302 } 303 304 static void 305 blob_open(void) 306 { 307 struct spdk_blob_store *bs = g_bs; 308 struct spdk_blob *blob; 309 struct spdk_blob_opts blob_opts; 310 spdk_blob_id blobid, blobid2; 311 312 ut_spdk_blob_opts_init(&blob_opts); 313 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 314 poll_threads(); 315 CU_ASSERT(g_bserrno == 0); 316 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 317 blobid = g_blobid; 318 319 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 320 poll_threads(); 321 CU_ASSERT(g_bserrno == 0); 322 CU_ASSERT(g_blob != NULL); 323 blob = g_blob; 324 325 blobid2 = spdk_blob_get_id(blob); 326 CU_ASSERT(blobid == blobid2); 327 328 /* Try to open file again. It should return success. */ 329 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 330 poll_threads(); 331 CU_ASSERT(g_bserrno == 0); 332 CU_ASSERT(blob == g_blob); 333 334 spdk_blob_close(blob, blob_op_complete, NULL); 335 poll_threads(); 336 CU_ASSERT(g_bserrno == 0); 337 338 /* 339 * Close the file a second time, releasing the second reference. This 340 * should succeed. 341 */ 342 blob = g_blob; 343 spdk_blob_close(blob, blob_op_complete, NULL); 344 poll_threads(); 345 CU_ASSERT(g_bserrno == 0); 346 347 /* 348 * Try to open file again. It should succeed. This tests the case 349 * where the file is opened, closed, then re-opened again. 350 */ 351 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 352 poll_threads(); 353 CU_ASSERT(g_bserrno == 0); 354 CU_ASSERT(g_blob != NULL); 355 blob = g_blob; 356 spdk_blob_close(blob, blob_op_complete, NULL); 357 poll_threads(); 358 CU_ASSERT(g_bserrno == 0); 359 360 /* Try to open file twice in succession. This should return the same 361 * blob object. 362 */ 363 g_blob = NULL; 364 g_blob2 = NULL; 365 g_bserrno = -1; 366 g_bserrno2 = -1; 367 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete2, NULL); 368 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete2, NULL); 369 poll_threads(); 370 CU_ASSERT(g_bserrno == 0); 371 CU_ASSERT(g_bserrno2 == 0); 372 CU_ASSERT(g_blob != NULL); 373 CU_ASSERT(g_blob2 != NULL); 374 CU_ASSERT(g_blob == g_blob2); 375 376 g_bserrno = -1; 377 spdk_blob_close(g_blob, blob_op_complete, NULL); 378 poll_threads(); 379 CU_ASSERT(g_bserrno == 0); 380 381 ut_blob_close_and_delete(bs, g_blob); 382 } 383 384 static void 385 blob_create(void) 386 { 387 struct spdk_blob_store *bs = g_bs; 388 struct spdk_blob *blob; 389 struct spdk_blob_opts opts; 390 spdk_blob_id blobid; 391 392 /* Create blob with 10 clusters */ 393 394 ut_spdk_blob_opts_init(&opts); 395 opts.num_clusters = 10; 396 397 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 398 poll_threads(); 399 CU_ASSERT(g_bserrno == 0); 400 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 401 blobid = g_blobid; 402 403 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 404 poll_threads(); 405 CU_ASSERT(g_bserrno == 0); 406 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 407 blob = g_blob; 408 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 409 410 spdk_blob_close(blob, blob_op_complete, NULL); 411 poll_threads(); 412 CU_ASSERT(g_bserrno == 0); 413 414 /* Create blob with 0 clusters */ 415 416 ut_spdk_blob_opts_init(&opts); 417 opts.num_clusters = 0; 418 419 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 420 poll_threads(); 421 CU_ASSERT(g_bserrno == 0); 422 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 423 blobid = g_blobid; 424 425 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 426 poll_threads(); 427 CU_ASSERT(g_bserrno == 0); 428 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 429 blob = g_blob; 430 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 0); 431 432 spdk_blob_close(blob, blob_op_complete, NULL); 433 poll_threads(); 434 CU_ASSERT(g_bserrno == 0); 435 436 /* Create blob with default options (opts == NULL) */ 437 438 spdk_bs_create_blob_ext(bs, NULL, blob_op_with_id_complete, NULL); 439 poll_threads(); 440 CU_ASSERT(g_bserrno == 0); 441 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 442 blobid = g_blobid; 443 444 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 445 poll_threads(); 446 CU_ASSERT(g_bserrno == 0); 447 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 448 blob = g_blob; 449 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 0); 450 451 spdk_blob_close(blob, blob_op_complete, NULL); 452 poll_threads(); 453 CU_ASSERT(g_bserrno == 0); 454 455 /* Try to create blob with size larger than blobstore */ 456 457 ut_spdk_blob_opts_init(&opts); 458 opts.num_clusters = bs->total_clusters + 1; 459 460 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 461 poll_threads(); 462 CU_ASSERT(g_bserrno == -ENOSPC); 463 } 464 465 static void 466 blob_create_zero_extent(void) 467 { 468 struct spdk_blob_store *bs = g_bs; 469 struct spdk_blob *blob; 470 spdk_blob_id blobid; 471 472 /* Create blob with default options (opts == NULL) */ 473 spdk_bs_create_blob_ext(bs, NULL, blob_op_with_id_complete, NULL); 474 poll_threads(); 475 CU_ASSERT(g_bserrno == 0); 476 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 477 blobid = g_blobid; 478 479 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 480 poll_threads(); 481 CU_ASSERT(g_bserrno == 0); 482 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 483 blob = g_blob; 484 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 0); 485 CU_ASSERT(blob->extent_table_found == true); 486 CU_ASSERT(blob->active.extent_pages_array_size == 0); 487 CU_ASSERT(blob->active.extent_pages == NULL); 488 489 spdk_blob_close(blob, blob_op_complete, NULL); 490 poll_threads(); 491 CU_ASSERT(g_bserrno == 0); 492 493 /* Create blob with NULL internal options */ 494 bs_create_blob(bs, NULL, NULL, blob_op_with_id_complete, NULL); 495 poll_threads(); 496 CU_ASSERT(g_bserrno == 0); 497 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 498 blobid = g_blobid; 499 500 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 501 poll_threads(); 502 CU_ASSERT(g_bserrno == 0); 503 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 504 blob = g_blob; 505 CU_ASSERT(TAILQ_FIRST(&blob->xattrs_internal) == NULL); 506 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 0); 507 CU_ASSERT(blob->extent_table_found == true); 508 CU_ASSERT(blob->active.extent_pages_array_size == 0); 509 CU_ASSERT(blob->active.extent_pages == NULL); 510 511 spdk_blob_close(blob, blob_op_complete, NULL); 512 poll_threads(); 513 CU_ASSERT(g_bserrno == 0); 514 } 515 516 /* 517 * Create and delete one blob in a loop over and over again. This helps ensure 518 * that the internal bit masks tracking used clusters and md_pages are being 519 * tracked correctly. 520 */ 521 static void 522 blob_create_loop(void) 523 { 524 struct spdk_blob_store *bs = g_bs; 525 struct spdk_blob_opts opts; 526 uint32_t i, loop_count; 527 528 loop_count = 4 * spdk_max(spdk_bit_array_capacity(bs->used_md_pages), 529 spdk_bit_pool_capacity(bs->used_clusters)); 530 531 for (i = 0; i < loop_count; i++) { 532 ut_spdk_blob_opts_init(&opts); 533 opts.num_clusters = 1; 534 g_bserrno = -1; 535 g_blobid = SPDK_BLOBID_INVALID; 536 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 537 poll_threads(); 538 CU_ASSERT(g_bserrno == 0); 539 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 540 spdk_bs_delete_blob(bs, g_blobid, blob_op_complete, NULL); 541 poll_threads(); 542 CU_ASSERT(g_bserrno == 0); 543 } 544 } 545 546 static void 547 blob_create_fail(void) 548 { 549 struct spdk_blob_store *bs = g_bs; 550 struct spdk_blob_opts opts; 551 spdk_blob_id blobid; 552 uint32_t used_blobids_count = spdk_bit_array_count_set(bs->used_blobids); 553 uint32_t used_md_pages_count = spdk_bit_array_count_set(bs->used_md_pages); 554 555 /* NULL callback */ 556 ut_spdk_blob_opts_init(&opts); 557 opts.xattrs.names = g_xattr_names; 558 opts.xattrs.get_value = NULL; 559 opts.xattrs.count = 1; 560 opts.xattrs.ctx = &g_ctx; 561 562 blobid = spdk_bit_array_find_first_clear(bs->used_md_pages, 0); 563 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 564 poll_threads(); 565 CU_ASSERT(g_bserrno == -EINVAL); 566 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 567 CU_ASSERT(spdk_bit_array_count_set(bs->used_blobids) == used_blobids_count); 568 CU_ASSERT(spdk_bit_array_count_set(bs->used_md_pages) == used_md_pages_count); 569 570 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 571 poll_threads(); 572 CU_ASSERT(g_bserrno == -ENOENT); 573 SPDK_CU_ASSERT_FATAL(g_blob == NULL); 574 575 ut_bs_reload(&bs, NULL); 576 CU_ASSERT(spdk_bit_array_count_set(bs->used_blobids) == used_blobids_count); 577 CU_ASSERT(spdk_bit_array_count_set(bs->used_md_pages) == used_md_pages_count); 578 579 spdk_bs_iter_first(bs, blob_op_with_handle_complete, NULL); 580 poll_threads(); 581 CU_ASSERT(g_blob == NULL); 582 CU_ASSERT(g_bserrno == -ENOENT); 583 } 584 585 static void 586 blob_create_internal(void) 587 { 588 struct spdk_blob_store *bs = g_bs; 589 struct spdk_blob *blob; 590 struct spdk_blob_opts opts; 591 struct spdk_blob_xattr_opts internal_xattrs; 592 const void *value; 593 size_t value_len; 594 spdk_blob_id blobid; 595 int rc; 596 597 /* Create blob with custom xattrs */ 598 599 ut_spdk_blob_opts_init(&opts); 600 blob_xattrs_init(&internal_xattrs); 601 internal_xattrs.count = 3; 602 internal_xattrs.names = g_xattr_names; 603 internal_xattrs.get_value = _get_xattr_value; 604 internal_xattrs.ctx = &g_ctx; 605 606 bs_create_blob(bs, &opts, &internal_xattrs, blob_op_with_id_complete, NULL); 607 poll_threads(); 608 CU_ASSERT(g_bserrno == 0); 609 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 610 blobid = g_blobid; 611 612 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 613 poll_threads(); 614 CU_ASSERT(g_bserrno == 0); 615 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 616 blob = g_blob; 617 618 rc = blob_get_xattr_value(blob, g_xattr_names[0], &value, &value_len, true); 619 CU_ASSERT(rc == 0); 620 SPDK_CU_ASSERT_FATAL(value != NULL); 621 CU_ASSERT(value_len == strlen(g_xattr_values[0])); 622 CU_ASSERT_NSTRING_EQUAL_FATAL(value, g_xattr_values[0], value_len); 623 624 rc = blob_get_xattr_value(blob, g_xattr_names[1], &value, &value_len, true); 625 CU_ASSERT(rc == 0); 626 SPDK_CU_ASSERT_FATAL(value != NULL); 627 CU_ASSERT(value_len == strlen(g_xattr_values[1])); 628 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[1], value_len); 629 630 rc = blob_get_xattr_value(blob, g_xattr_names[2], &value, &value_len, true); 631 CU_ASSERT(rc == 0); 632 SPDK_CU_ASSERT_FATAL(value != NULL); 633 CU_ASSERT(value_len == strlen(g_xattr_values[2])); 634 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[2], value_len); 635 636 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[0], &value, &value_len); 637 CU_ASSERT(rc != 0); 638 639 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[1], &value, &value_len); 640 CU_ASSERT(rc != 0); 641 642 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[2], &value, &value_len); 643 CU_ASSERT(rc != 0); 644 645 spdk_blob_close(blob, blob_op_complete, NULL); 646 poll_threads(); 647 CU_ASSERT(g_bserrno == 0); 648 649 /* Create blob with NULL internal options */ 650 651 bs_create_blob(bs, NULL, NULL, blob_op_with_id_complete, NULL); 652 poll_threads(); 653 CU_ASSERT(g_bserrno == 0); 654 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 655 blobid = g_blobid; 656 657 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 658 poll_threads(); 659 CU_ASSERT(g_bserrno == 0); 660 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 661 CU_ASSERT(TAILQ_FIRST(&g_blob->xattrs_internal) == NULL); 662 CU_ASSERT(spdk_blob_get_num_clusters(g_blob) == 0); 663 664 blob = g_blob; 665 666 spdk_blob_close(blob, blob_op_complete, NULL); 667 poll_threads(); 668 CU_ASSERT(g_bserrno == 0); 669 } 670 671 static void 672 blob_thin_provision(void) 673 { 674 struct spdk_blob_store *bs; 675 struct spdk_bs_dev *dev; 676 struct spdk_blob *blob; 677 struct spdk_blob_opts opts; 678 struct spdk_bs_opts bs_opts; 679 spdk_blob_id blobid; 680 681 dev = init_dev(); 682 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 683 snprintf(bs_opts.bstype.bstype, sizeof(bs_opts.bstype.bstype), "TESTTYPE"); 684 685 /* Initialize a new blob store */ 686 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 687 poll_threads(); 688 CU_ASSERT(g_bserrno == 0); 689 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 690 691 bs = g_bs; 692 693 /* Create blob with thin provisioning enabled */ 694 695 ut_spdk_blob_opts_init(&opts); 696 opts.thin_provision = true; 697 opts.num_clusters = 10; 698 699 blob = ut_blob_create_and_open(bs, &opts); 700 blobid = spdk_blob_get_id(blob); 701 CU_ASSERT(blob->invalid_flags & SPDK_BLOB_THIN_PROV); 702 /* In thin provisioning with num_clusters is set, if not using the 703 * extent table, there is no allocation. If extent table is used, 704 * there is related allocation happened. */ 705 if (blob->extent_table_found == true) { 706 CU_ASSERT(blob->active.extent_pages_array_size > 0); 707 CU_ASSERT(blob->active.extent_pages != NULL); 708 } else { 709 CU_ASSERT(blob->active.extent_pages_array_size == 0); 710 CU_ASSERT(blob->active.extent_pages == NULL); 711 } 712 713 spdk_blob_close(blob, blob_op_complete, NULL); 714 CU_ASSERT(g_bserrno == 0); 715 716 /* Do not shut down cleanly. This makes sure that when we load again 717 * and try to recover a valid used_cluster map, that blobstore will 718 * ignore clusters with index 0 since these are unallocated clusters. 719 */ 720 ut_bs_dirty_load(&bs, &bs_opts); 721 722 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 723 poll_threads(); 724 CU_ASSERT(g_bserrno == 0); 725 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 726 blob = g_blob; 727 CU_ASSERT(blob->invalid_flags & SPDK_BLOB_THIN_PROV); 728 729 ut_blob_close_and_delete(bs, blob); 730 731 spdk_bs_unload(bs, bs_op_complete, NULL); 732 poll_threads(); 733 CU_ASSERT(g_bserrno == 0); 734 g_bs = NULL; 735 } 736 737 static void 738 blob_snapshot(void) 739 { 740 struct spdk_blob_store *bs = g_bs; 741 struct spdk_blob *blob; 742 struct spdk_blob *snapshot, *snapshot2; 743 struct spdk_blob_bs_dev *blob_bs_dev; 744 struct spdk_blob_opts opts; 745 struct spdk_blob_xattr_opts xattrs; 746 spdk_blob_id blobid; 747 spdk_blob_id snapshotid; 748 spdk_blob_id snapshotid2; 749 const void *value; 750 size_t value_len; 751 int rc; 752 spdk_blob_id ids[2]; 753 size_t count; 754 755 /* Create blob with 10 clusters */ 756 ut_spdk_blob_opts_init(&opts); 757 opts.num_clusters = 10; 758 759 blob = ut_blob_create_and_open(bs, &opts); 760 blobid = spdk_blob_get_id(blob); 761 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 762 763 /* Create snapshot from blob */ 764 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 0); 765 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 766 poll_threads(); 767 CU_ASSERT(g_bserrno == 0); 768 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 769 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 1); 770 snapshotid = g_blobid; 771 772 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 773 poll_threads(); 774 CU_ASSERT(g_bserrno == 0); 775 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 776 snapshot = g_blob; 777 CU_ASSERT(snapshot->data_ro == true); 778 CU_ASSERT(snapshot->md_ro == true); 779 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 10); 780 781 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 782 CU_ASSERT(blob->invalid_flags & SPDK_BLOB_THIN_PROV); 783 CU_ASSERT(spdk_mem_all_zero(blob->active.clusters, 784 blob->active.num_clusters * sizeof(blob->active.clusters[0]))); 785 786 /* Try to create snapshot from clone with xattrs */ 787 xattrs.names = g_xattr_names; 788 xattrs.get_value = _get_xattr_value; 789 xattrs.count = 3; 790 xattrs.ctx = &g_ctx; 791 spdk_bs_create_snapshot(bs, blobid, &xattrs, blob_op_with_id_complete, NULL); 792 poll_threads(); 793 CU_ASSERT(g_bserrno == 0); 794 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 795 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 2); 796 snapshotid2 = g_blobid; 797 798 spdk_bs_open_blob(bs, snapshotid2, blob_op_with_handle_complete, NULL); 799 CU_ASSERT(g_bserrno == 0); 800 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 801 snapshot2 = g_blob; 802 CU_ASSERT(snapshot2->data_ro == true); 803 CU_ASSERT(snapshot2->md_ro == true); 804 CU_ASSERT(spdk_blob_get_num_clusters(snapshot2) == 10); 805 806 /* Confirm that blob is backed by snapshot2 and snapshot2 is backed by snapshot */ 807 CU_ASSERT(snapshot->back_bs_dev == NULL); 808 SPDK_CU_ASSERT_FATAL(blob->back_bs_dev != NULL); 809 SPDK_CU_ASSERT_FATAL(snapshot2->back_bs_dev != NULL); 810 811 blob_bs_dev = (struct spdk_blob_bs_dev *)blob->back_bs_dev; 812 CU_ASSERT(blob_bs_dev->blob == snapshot2); 813 814 blob_bs_dev = (struct spdk_blob_bs_dev *)snapshot2->back_bs_dev; 815 CU_ASSERT(blob_bs_dev->blob == snapshot); 816 817 rc = spdk_blob_get_xattr_value(snapshot2, g_xattr_names[0], &value, &value_len); 818 CU_ASSERT(rc == 0); 819 SPDK_CU_ASSERT_FATAL(value != NULL); 820 CU_ASSERT(value_len == strlen(g_xattr_values[0])); 821 CU_ASSERT_NSTRING_EQUAL_FATAL(value, g_xattr_values[0], value_len); 822 823 rc = spdk_blob_get_xattr_value(snapshot2, g_xattr_names[1], &value, &value_len); 824 CU_ASSERT(rc == 0); 825 SPDK_CU_ASSERT_FATAL(value != NULL); 826 CU_ASSERT(value_len == strlen(g_xattr_values[1])); 827 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[1], value_len); 828 829 rc = spdk_blob_get_xattr_value(snapshot2, g_xattr_names[2], &value, &value_len); 830 CU_ASSERT(rc == 0); 831 SPDK_CU_ASSERT_FATAL(value != NULL); 832 CU_ASSERT(value_len == strlen(g_xattr_values[2])); 833 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[2], value_len); 834 835 /* Confirm that blob is clone of snapshot2, and snapshot2 is clone of snapshot */ 836 count = 2; 837 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid2, ids, &count) == 0); 838 CU_ASSERT(count == 1); 839 CU_ASSERT(ids[0] == blobid); 840 841 count = 2; 842 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid, ids, &count) == 0); 843 CU_ASSERT(count == 1); 844 CU_ASSERT(ids[0] == snapshotid2); 845 846 /* Try to create snapshot from snapshot */ 847 spdk_bs_create_snapshot(bs, snapshotid, NULL, blob_op_with_id_complete, NULL); 848 poll_threads(); 849 CU_ASSERT(g_bserrno == -EINVAL); 850 CU_ASSERT(g_blobid == SPDK_BLOBID_INVALID); 851 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 2); 852 853 /* Delete blob and confirm that it is no longer on snapshot2 clone list */ 854 ut_blob_close_and_delete(bs, blob); 855 count = 2; 856 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid2, ids, &count) == 0); 857 CU_ASSERT(count == 0); 858 859 /* Delete snapshot2 and confirm that it is no longer on snapshot clone list */ 860 ut_blob_close_and_delete(bs, snapshot2); 861 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 1); 862 count = 2; 863 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid2, ids, &count) == 0); 864 CU_ASSERT(count == 0); 865 866 ut_blob_close_and_delete(bs, snapshot); 867 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 0); 868 } 869 870 static void 871 blob_snapshot_freeze_io(void) 872 { 873 struct spdk_io_channel *channel; 874 struct spdk_bs_channel *bs_channel; 875 struct spdk_blob_store *bs = g_bs; 876 struct spdk_blob *blob; 877 struct spdk_blob_opts opts; 878 spdk_blob_id blobid; 879 uint32_t num_of_pages = 10; 880 uint8_t payload_read[num_of_pages * SPDK_BS_PAGE_SIZE]; 881 uint8_t payload_write[num_of_pages * SPDK_BS_PAGE_SIZE]; 882 uint8_t payload_zero[num_of_pages * SPDK_BS_PAGE_SIZE]; 883 884 memset(payload_write, 0xE5, sizeof(payload_write)); 885 memset(payload_read, 0x00, sizeof(payload_read)); 886 memset(payload_zero, 0x00, sizeof(payload_zero)); 887 888 /* Test freeze I/O during snapshot */ 889 channel = spdk_bs_alloc_io_channel(bs); 890 bs_channel = spdk_io_channel_get_ctx(channel); 891 892 /* Create blob with 10 clusters */ 893 ut_spdk_blob_opts_init(&opts); 894 opts.num_clusters = 10; 895 opts.thin_provision = false; 896 897 blob = ut_blob_create_and_open(bs, &opts); 898 blobid = spdk_blob_get_id(blob); 899 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 900 901 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 902 903 /* This is implementation specific. 904 * Flag 'frozen_io' is set in _spdk_bs_snapshot_freeze_cpl callback. 905 * Four async I/O operations happen before that. */ 906 poll_thread_times(0, 5); 907 908 CU_ASSERT(TAILQ_EMPTY(&bs_channel->queued_io)); 909 910 /* Blob I/O should be frozen here */ 911 CU_ASSERT(blob->frozen_refcnt == 1); 912 913 /* Write to the blob */ 914 spdk_blob_io_write(blob, channel, payload_write, 0, num_of_pages, blob_op_complete, NULL); 915 916 /* Verify that I/O is queued */ 917 CU_ASSERT(!TAILQ_EMPTY(&bs_channel->queued_io)); 918 /* Verify that payload is not written to disk, at this point the blobs already switched */ 919 CU_ASSERT(blob->active.clusters[0] == 0); 920 921 /* Finish all operations including spdk_bs_create_snapshot */ 922 poll_threads(); 923 924 /* Verify snapshot */ 925 CU_ASSERT(g_bserrno == 0); 926 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 927 928 /* Verify that blob has unset frozen_io */ 929 CU_ASSERT(blob->frozen_refcnt == 0); 930 931 /* Verify that postponed I/O completed successfully by comparing payload */ 932 spdk_blob_io_read(blob, channel, payload_read, 0, num_of_pages, blob_op_complete, NULL); 933 poll_threads(); 934 CU_ASSERT(g_bserrno == 0); 935 CU_ASSERT(memcmp(payload_write, payload_read, num_of_pages * SPDK_BS_PAGE_SIZE) == 0); 936 937 spdk_bs_free_io_channel(channel); 938 poll_threads(); 939 940 ut_blob_close_and_delete(bs, blob); 941 } 942 943 static void 944 blob_clone(void) 945 { 946 struct spdk_blob_store *bs = g_bs; 947 struct spdk_blob_opts opts; 948 struct spdk_blob *blob, *snapshot, *clone; 949 spdk_blob_id blobid, cloneid, snapshotid; 950 struct spdk_blob_xattr_opts xattrs; 951 const void *value; 952 size_t value_len; 953 int rc; 954 955 /* Create blob with 10 clusters */ 956 957 ut_spdk_blob_opts_init(&opts); 958 opts.num_clusters = 10; 959 960 blob = ut_blob_create_and_open(bs, &opts); 961 blobid = spdk_blob_get_id(blob); 962 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 963 964 /* Create snapshot */ 965 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 966 poll_threads(); 967 CU_ASSERT(g_bserrno == 0); 968 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 969 snapshotid = g_blobid; 970 971 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 972 poll_threads(); 973 CU_ASSERT(g_bserrno == 0); 974 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 975 snapshot = g_blob; 976 CU_ASSERT(snapshot->data_ro == true); 977 CU_ASSERT(snapshot->md_ro == true); 978 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 10); 979 980 spdk_blob_close(snapshot, blob_op_complete, NULL); 981 poll_threads(); 982 CU_ASSERT(g_bserrno == 0); 983 984 /* Create clone from snapshot with xattrs */ 985 xattrs.names = g_xattr_names; 986 xattrs.get_value = _get_xattr_value; 987 xattrs.count = 3; 988 xattrs.ctx = &g_ctx; 989 990 spdk_bs_create_clone(bs, snapshotid, &xattrs, blob_op_with_id_complete, NULL); 991 poll_threads(); 992 CU_ASSERT(g_bserrno == 0); 993 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 994 cloneid = g_blobid; 995 996 spdk_bs_open_blob(bs, cloneid, blob_op_with_handle_complete, NULL); 997 poll_threads(); 998 CU_ASSERT(g_bserrno == 0); 999 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 1000 clone = g_blob; 1001 CU_ASSERT(clone->data_ro == false); 1002 CU_ASSERT(clone->md_ro == false); 1003 CU_ASSERT(spdk_blob_get_num_clusters(clone) == 10); 1004 1005 rc = spdk_blob_get_xattr_value(clone, g_xattr_names[0], &value, &value_len); 1006 CU_ASSERT(rc == 0); 1007 SPDK_CU_ASSERT_FATAL(value != NULL); 1008 CU_ASSERT(value_len == strlen(g_xattr_values[0])); 1009 CU_ASSERT_NSTRING_EQUAL_FATAL(value, g_xattr_values[0], value_len); 1010 1011 rc = spdk_blob_get_xattr_value(clone, g_xattr_names[1], &value, &value_len); 1012 CU_ASSERT(rc == 0); 1013 SPDK_CU_ASSERT_FATAL(value != NULL); 1014 CU_ASSERT(value_len == strlen(g_xattr_values[1])); 1015 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[1], value_len); 1016 1017 rc = spdk_blob_get_xattr_value(clone, g_xattr_names[2], &value, &value_len); 1018 CU_ASSERT(rc == 0); 1019 SPDK_CU_ASSERT_FATAL(value != NULL); 1020 CU_ASSERT(value_len == strlen(g_xattr_values[2])); 1021 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[2], value_len); 1022 1023 1024 spdk_blob_close(clone, blob_op_complete, NULL); 1025 poll_threads(); 1026 CU_ASSERT(g_bserrno == 0); 1027 1028 /* Try to create clone from not read only blob */ 1029 spdk_bs_create_clone(bs, blobid, NULL, blob_op_with_id_complete, NULL); 1030 poll_threads(); 1031 CU_ASSERT(g_bserrno == -EINVAL); 1032 CU_ASSERT(g_blobid == SPDK_BLOBID_INVALID); 1033 1034 /* Mark blob as read only */ 1035 spdk_blob_set_read_only(blob); 1036 spdk_blob_sync_md(blob, blob_op_complete, NULL); 1037 poll_threads(); 1038 CU_ASSERT(g_bserrno == 0); 1039 1040 /* Create clone from read only blob */ 1041 spdk_bs_create_clone(bs, blobid, NULL, blob_op_with_id_complete, NULL); 1042 poll_threads(); 1043 CU_ASSERT(g_bserrno == 0); 1044 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 1045 cloneid = g_blobid; 1046 1047 spdk_bs_open_blob(bs, cloneid, blob_op_with_handle_complete, NULL); 1048 poll_threads(); 1049 CU_ASSERT(g_bserrno == 0); 1050 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 1051 clone = g_blob; 1052 CU_ASSERT(clone->data_ro == false); 1053 CU_ASSERT(clone->md_ro == false); 1054 CU_ASSERT(spdk_blob_get_num_clusters(clone) == 10); 1055 1056 ut_blob_close_and_delete(bs, clone); 1057 ut_blob_close_and_delete(bs, blob); 1058 } 1059 1060 static void 1061 _blob_inflate(bool decouple_parent) 1062 { 1063 struct spdk_blob_store *bs = g_bs; 1064 struct spdk_blob_opts opts; 1065 struct spdk_blob *blob, *snapshot; 1066 spdk_blob_id blobid, snapshotid; 1067 struct spdk_io_channel *channel; 1068 uint64_t free_clusters; 1069 1070 channel = spdk_bs_alloc_io_channel(bs); 1071 SPDK_CU_ASSERT_FATAL(channel != NULL); 1072 1073 /* Create blob with 10 clusters */ 1074 1075 ut_spdk_blob_opts_init(&opts); 1076 opts.num_clusters = 10; 1077 opts.thin_provision = true; 1078 1079 blob = ut_blob_create_and_open(bs, &opts); 1080 blobid = spdk_blob_get_id(blob); 1081 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 1082 CU_ASSERT(spdk_blob_is_thin_provisioned(blob) == true); 1083 1084 /* 1) Blob with no parent */ 1085 if (decouple_parent) { 1086 /* Decouple parent of blob with no parent (should fail) */ 1087 spdk_bs_blob_decouple_parent(bs, channel, blobid, blob_op_complete, NULL); 1088 poll_threads(); 1089 CU_ASSERT(g_bserrno != 0); 1090 } else { 1091 /* Inflate of thin blob with no parent should made it thick */ 1092 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 1093 poll_threads(); 1094 CU_ASSERT(g_bserrno == 0); 1095 CU_ASSERT(spdk_blob_is_thin_provisioned(blob) == false); 1096 } 1097 1098 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 1099 poll_threads(); 1100 CU_ASSERT(g_bserrno == 0); 1101 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 1102 snapshotid = g_blobid; 1103 1104 CU_ASSERT(spdk_blob_is_thin_provisioned(blob) == true); 1105 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 1106 1107 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 1108 poll_threads(); 1109 CU_ASSERT(g_bserrno == 0); 1110 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 1111 snapshot = g_blob; 1112 CU_ASSERT(snapshot->data_ro == true); 1113 CU_ASSERT(snapshot->md_ro == true); 1114 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 10); 1115 1116 spdk_blob_close(snapshot, blob_op_complete, NULL); 1117 poll_threads(); 1118 CU_ASSERT(g_bserrno == 0); 1119 1120 free_clusters = spdk_bs_free_cluster_count(bs); 1121 1122 /* 2) Blob with parent */ 1123 if (!decouple_parent) { 1124 /* Do full blob inflation */ 1125 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 1126 poll_threads(); 1127 CU_ASSERT(g_bserrno == 0); 1128 /* all 10 clusters should be allocated */ 1129 CU_ASSERT(spdk_bs_free_cluster_count(bs) == free_clusters - 10); 1130 } else { 1131 /* Decouple parent of blob */ 1132 spdk_bs_blob_decouple_parent(bs, channel, blobid, blob_op_complete, NULL); 1133 poll_threads(); 1134 CU_ASSERT(g_bserrno == 0); 1135 /* when only parent is removed, none of the clusters should be allocated */ 1136 CU_ASSERT(spdk_bs_free_cluster_count(bs) == free_clusters); 1137 } 1138 1139 /* Now, it should be possible to delete snapshot */ 1140 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 1141 poll_threads(); 1142 CU_ASSERT(g_bserrno == 0); 1143 1144 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 1145 CU_ASSERT(spdk_blob_is_thin_provisioned(blob) == decouple_parent); 1146 1147 spdk_bs_free_io_channel(channel); 1148 poll_threads(); 1149 1150 ut_blob_close_and_delete(bs, blob); 1151 } 1152 1153 static void 1154 blob_inflate(void) 1155 { 1156 _blob_inflate(false); 1157 _blob_inflate(true); 1158 } 1159 1160 static void 1161 blob_delete(void) 1162 { 1163 struct spdk_blob_store *bs = g_bs; 1164 struct spdk_blob_opts blob_opts; 1165 spdk_blob_id blobid; 1166 1167 /* Create a blob and then delete it. */ 1168 ut_spdk_blob_opts_init(&blob_opts); 1169 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 1170 poll_threads(); 1171 CU_ASSERT(g_bserrno == 0); 1172 CU_ASSERT(g_blobid > 0); 1173 blobid = g_blobid; 1174 1175 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 1176 poll_threads(); 1177 CU_ASSERT(g_bserrno == 0); 1178 1179 /* Try to open the blob */ 1180 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 1181 poll_threads(); 1182 CU_ASSERT(g_bserrno == -ENOENT); 1183 } 1184 1185 static void 1186 blob_resize_test(void) 1187 { 1188 struct spdk_blob_store *bs = g_bs; 1189 struct spdk_blob *blob; 1190 uint64_t free_clusters; 1191 1192 free_clusters = spdk_bs_free_cluster_count(bs); 1193 1194 blob = ut_blob_create_and_open(bs, NULL); 1195 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 1196 1197 /* Confirm that resize fails if blob is marked read-only. */ 1198 blob->md_ro = true; 1199 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 1200 poll_threads(); 1201 CU_ASSERT(g_bserrno == -EPERM); 1202 blob->md_ro = false; 1203 1204 /* The blob started at 0 clusters. Resize it to be 5. */ 1205 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 1206 poll_threads(); 1207 CU_ASSERT(g_bserrno == 0); 1208 CU_ASSERT((free_clusters - 5) == spdk_bs_free_cluster_count(bs)); 1209 1210 /* Shrink the blob to 3 clusters. This will not actually release 1211 * the old clusters until the blob is synced. 1212 */ 1213 spdk_blob_resize(blob, 3, blob_op_complete, NULL); 1214 poll_threads(); 1215 CU_ASSERT(g_bserrno == 0); 1216 /* Verify there are still 5 clusters in use */ 1217 CU_ASSERT((free_clusters - 5) == spdk_bs_free_cluster_count(bs)); 1218 1219 spdk_blob_sync_md(blob, blob_op_complete, NULL); 1220 poll_threads(); 1221 CU_ASSERT(g_bserrno == 0); 1222 /* Now there are only 3 clusters in use */ 1223 CU_ASSERT((free_clusters - 3) == spdk_bs_free_cluster_count(bs)); 1224 1225 /* Resize the blob to be 10 clusters. Growth takes effect immediately. */ 1226 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 1227 poll_threads(); 1228 CU_ASSERT(g_bserrno == 0); 1229 CU_ASSERT((free_clusters - 10) == spdk_bs_free_cluster_count(bs)); 1230 1231 /* Try to resize the blob to size larger than blobstore. */ 1232 spdk_blob_resize(blob, bs->total_clusters + 1, blob_op_complete, NULL); 1233 poll_threads(); 1234 CU_ASSERT(g_bserrno == -ENOSPC); 1235 1236 ut_blob_close_and_delete(bs, blob); 1237 } 1238 1239 static void 1240 blob_read_only(void) 1241 { 1242 struct spdk_blob_store *bs; 1243 struct spdk_bs_dev *dev; 1244 struct spdk_blob *blob; 1245 struct spdk_bs_opts opts; 1246 spdk_blob_id blobid; 1247 int rc; 1248 1249 dev = init_dev(); 1250 spdk_bs_opts_init(&opts, sizeof(opts)); 1251 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 1252 1253 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 1254 poll_threads(); 1255 CU_ASSERT(g_bserrno == 0); 1256 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 1257 bs = g_bs; 1258 1259 blob = ut_blob_create_and_open(bs, NULL); 1260 blobid = spdk_blob_get_id(blob); 1261 1262 rc = spdk_blob_set_read_only(blob); 1263 CU_ASSERT(rc == 0); 1264 1265 CU_ASSERT(blob->data_ro == false); 1266 CU_ASSERT(blob->md_ro == false); 1267 1268 spdk_blob_sync_md(blob, bs_op_complete, NULL); 1269 poll_threads(); 1270 1271 CU_ASSERT(blob->data_ro == true); 1272 CU_ASSERT(blob->md_ro == true); 1273 CU_ASSERT(blob->data_ro_flags & SPDK_BLOB_READ_ONLY); 1274 1275 spdk_blob_close(blob, blob_op_complete, NULL); 1276 poll_threads(); 1277 CU_ASSERT(g_bserrno == 0); 1278 1279 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 1280 poll_threads(); 1281 CU_ASSERT(g_bserrno == 0); 1282 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 1283 blob = g_blob; 1284 1285 CU_ASSERT(blob->data_ro == true); 1286 CU_ASSERT(blob->md_ro == true); 1287 CU_ASSERT(blob->data_ro_flags & SPDK_BLOB_READ_ONLY); 1288 1289 spdk_blob_close(blob, blob_op_complete, NULL); 1290 poll_threads(); 1291 CU_ASSERT(g_bserrno == 0); 1292 1293 ut_bs_reload(&bs, &opts); 1294 1295 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 1296 poll_threads(); 1297 CU_ASSERT(g_bserrno == 0); 1298 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 1299 blob = g_blob; 1300 1301 CU_ASSERT(blob->data_ro == true); 1302 CU_ASSERT(blob->md_ro == true); 1303 CU_ASSERT(blob->data_ro_flags & SPDK_BLOB_READ_ONLY); 1304 1305 ut_blob_close_and_delete(bs, blob); 1306 1307 spdk_bs_unload(bs, bs_op_complete, NULL); 1308 poll_threads(); 1309 CU_ASSERT(g_bserrno == 0); 1310 } 1311 1312 static void 1313 channel_ops(void) 1314 { 1315 struct spdk_blob_store *bs = g_bs; 1316 struct spdk_io_channel *channel; 1317 1318 channel = spdk_bs_alloc_io_channel(bs); 1319 CU_ASSERT(channel != NULL); 1320 1321 spdk_bs_free_io_channel(channel); 1322 poll_threads(); 1323 } 1324 1325 static void 1326 blob_write(void) 1327 { 1328 struct spdk_blob_store *bs = g_bs; 1329 struct spdk_blob *blob = g_blob; 1330 struct spdk_io_channel *channel; 1331 uint64_t pages_per_cluster; 1332 uint8_t payload[10 * 4096]; 1333 1334 pages_per_cluster = spdk_bs_get_cluster_size(bs) / spdk_bs_get_page_size(bs); 1335 1336 channel = spdk_bs_alloc_io_channel(bs); 1337 CU_ASSERT(channel != NULL); 1338 1339 /* Write to a blob with 0 size */ 1340 spdk_blob_io_write(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1341 poll_threads(); 1342 CU_ASSERT(g_bserrno == -EINVAL); 1343 1344 /* Resize the blob */ 1345 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 1346 poll_threads(); 1347 CU_ASSERT(g_bserrno == 0); 1348 1349 /* Confirm that write fails if blob is marked read-only. */ 1350 blob->data_ro = true; 1351 spdk_blob_io_write(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1352 poll_threads(); 1353 CU_ASSERT(g_bserrno == -EPERM); 1354 blob->data_ro = false; 1355 1356 /* Write to the blob */ 1357 spdk_blob_io_write(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1358 poll_threads(); 1359 CU_ASSERT(g_bserrno == 0); 1360 1361 /* Write starting beyond the end */ 1362 spdk_blob_io_write(blob, channel, payload, 5 * pages_per_cluster, 1, blob_op_complete, 1363 NULL); 1364 poll_threads(); 1365 CU_ASSERT(g_bserrno == -EINVAL); 1366 1367 /* Write starting at a valid location but going off the end */ 1368 spdk_blob_io_write(blob, channel, payload, 4 * pages_per_cluster, pages_per_cluster + 1, 1369 blob_op_complete, NULL); 1370 poll_threads(); 1371 CU_ASSERT(g_bserrno == -EINVAL); 1372 1373 spdk_bs_free_io_channel(channel); 1374 poll_threads(); 1375 } 1376 1377 static void 1378 blob_read(void) 1379 { 1380 struct spdk_blob_store *bs = g_bs; 1381 struct spdk_blob *blob = g_blob; 1382 struct spdk_io_channel *channel; 1383 uint64_t pages_per_cluster; 1384 uint8_t payload[10 * 4096]; 1385 1386 pages_per_cluster = spdk_bs_get_cluster_size(bs) / spdk_bs_get_page_size(bs); 1387 1388 channel = spdk_bs_alloc_io_channel(bs); 1389 CU_ASSERT(channel != NULL); 1390 1391 /* Read from a blob with 0 size */ 1392 spdk_blob_io_read(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1393 poll_threads(); 1394 CU_ASSERT(g_bserrno == -EINVAL); 1395 1396 /* Resize the blob */ 1397 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 1398 poll_threads(); 1399 CU_ASSERT(g_bserrno == 0); 1400 1401 /* Confirm that read passes if blob is marked read-only. */ 1402 blob->data_ro = true; 1403 spdk_blob_io_read(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1404 poll_threads(); 1405 CU_ASSERT(g_bserrno == 0); 1406 blob->data_ro = false; 1407 1408 /* Read from the blob */ 1409 spdk_blob_io_read(blob, channel, payload, 0, 1, blob_op_complete, NULL); 1410 poll_threads(); 1411 CU_ASSERT(g_bserrno == 0); 1412 1413 /* Read starting beyond the end */ 1414 spdk_blob_io_read(blob, channel, payload, 5 * pages_per_cluster, 1, blob_op_complete, 1415 NULL); 1416 poll_threads(); 1417 CU_ASSERT(g_bserrno == -EINVAL); 1418 1419 /* Read starting at a valid location but going off the end */ 1420 spdk_blob_io_read(blob, channel, payload, 4 * pages_per_cluster, pages_per_cluster + 1, 1421 blob_op_complete, NULL); 1422 poll_threads(); 1423 CU_ASSERT(g_bserrno == -EINVAL); 1424 1425 spdk_bs_free_io_channel(channel); 1426 poll_threads(); 1427 } 1428 1429 static void 1430 blob_rw_verify(void) 1431 { 1432 struct spdk_blob_store *bs = g_bs; 1433 struct spdk_blob *blob = g_blob; 1434 struct spdk_io_channel *channel; 1435 uint8_t payload_read[10 * 4096]; 1436 uint8_t payload_write[10 * 4096]; 1437 1438 channel = spdk_bs_alloc_io_channel(bs); 1439 CU_ASSERT(channel != NULL); 1440 1441 spdk_blob_resize(blob, 32, blob_op_complete, NULL); 1442 poll_threads(); 1443 CU_ASSERT(g_bserrno == 0); 1444 1445 memset(payload_write, 0xE5, sizeof(payload_write)); 1446 spdk_blob_io_write(blob, channel, payload_write, 4, 10, blob_op_complete, NULL); 1447 poll_threads(); 1448 CU_ASSERT(g_bserrno == 0); 1449 1450 memset(payload_read, 0x00, sizeof(payload_read)); 1451 spdk_blob_io_read(blob, channel, payload_read, 4, 10, blob_op_complete, NULL); 1452 poll_threads(); 1453 CU_ASSERT(g_bserrno == 0); 1454 CU_ASSERT(memcmp(payload_write, payload_read, 4 * 4096) == 0); 1455 1456 spdk_bs_free_io_channel(channel); 1457 poll_threads(); 1458 } 1459 1460 static void 1461 blob_rw_verify_iov(void) 1462 { 1463 struct spdk_blob_store *bs = g_bs; 1464 struct spdk_blob *blob; 1465 struct spdk_io_channel *channel; 1466 uint8_t payload_read[10 * 4096]; 1467 uint8_t payload_write[10 * 4096]; 1468 struct iovec iov_read[3]; 1469 struct iovec iov_write[3]; 1470 void *buf; 1471 1472 channel = spdk_bs_alloc_io_channel(bs); 1473 CU_ASSERT(channel != NULL); 1474 1475 blob = ut_blob_create_and_open(bs, NULL); 1476 1477 spdk_blob_resize(blob, 2, blob_op_complete, NULL); 1478 poll_threads(); 1479 CU_ASSERT(g_bserrno == 0); 1480 1481 /* 1482 * Manually adjust the offset of the blob's second cluster. This allows 1483 * us to make sure that the readv/write code correctly accounts for I/O 1484 * that cross cluster boundaries. Start by asserting that the allocated 1485 * clusters are where we expect before modifying the second cluster. 1486 */ 1487 CU_ASSERT(blob->active.clusters[0] == 1 * 256); 1488 CU_ASSERT(blob->active.clusters[1] == 2 * 256); 1489 blob->active.clusters[1] = 3 * 256; 1490 1491 memset(payload_write, 0xE5, sizeof(payload_write)); 1492 iov_write[0].iov_base = payload_write; 1493 iov_write[0].iov_len = 1 * 4096; 1494 iov_write[1].iov_base = payload_write + 1 * 4096; 1495 iov_write[1].iov_len = 5 * 4096; 1496 iov_write[2].iov_base = payload_write + 6 * 4096; 1497 iov_write[2].iov_len = 4 * 4096; 1498 /* 1499 * Choose a page offset just before the cluster boundary. The first 6 pages of payload 1500 * will get written to the first cluster, the last 4 to the second cluster. 1501 */ 1502 spdk_blob_io_writev(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL); 1503 poll_threads(); 1504 CU_ASSERT(g_bserrno == 0); 1505 1506 memset(payload_read, 0xAA, sizeof(payload_read)); 1507 iov_read[0].iov_base = payload_read; 1508 iov_read[0].iov_len = 3 * 4096; 1509 iov_read[1].iov_base = payload_read + 3 * 4096; 1510 iov_read[1].iov_len = 4 * 4096; 1511 iov_read[2].iov_base = payload_read + 7 * 4096; 1512 iov_read[2].iov_len = 3 * 4096; 1513 spdk_blob_io_readv(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL); 1514 poll_threads(); 1515 CU_ASSERT(g_bserrno == 0); 1516 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 1517 1518 buf = calloc(1, 256 * 4096); 1519 SPDK_CU_ASSERT_FATAL(buf != NULL); 1520 /* Check that cluster 2 on "disk" was not modified. */ 1521 CU_ASSERT(memcmp(buf, &g_dev_buffer[512 * 4096], 256 * 4096) == 0); 1522 free(buf); 1523 1524 spdk_blob_close(blob, blob_op_complete, NULL); 1525 poll_threads(); 1526 CU_ASSERT(g_bserrno == 0); 1527 1528 spdk_bs_free_io_channel(channel); 1529 poll_threads(); 1530 } 1531 1532 static uint32_t 1533 bs_channel_get_req_count(struct spdk_io_channel *_channel) 1534 { 1535 struct spdk_bs_channel *channel = spdk_io_channel_get_ctx(_channel); 1536 struct spdk_bs_request_set *set; 1537 uint32_t count = 0; 1538 1539 TAILQ_FOREACH(set, &channel->reqs, link) { 1540 count++; 1541 } 1542 1543 return count; 1544 } 1545 1546 static void 1547 blob_rw_verify_iov_nomem(void) 1548 { 1549 struct spdk_blob_store *bs = g_bs; 1550 struct spdk_blob *blob = g_blob; 1551 struct spdk_io_channel *channel; 1552 uint8_t payload_write[10 * 4096]; 1553 struct iovec iov_write[3]; 1554 uint32_t req_count; 1555 1556 channel = spdk_bs_alloc_io_channel(bs); 1557 CU_ASSERT(channel != NULL); 1558 1559 spdk_blob_resize(blob, 2, blob_op_complete, NULL); 1560 poll_threads(); 1561 CU_ASSERT(g_bserrno == 0); 1562 1563 /* 1564 * Choose a page offset just before the cluster boundary. The first 6 pages of payload 1565 * will get written to the first cluster, the last 4 to the second cluster. 1566 */ 1567 iov_write[0].iov_base = payload_write; 1568 iov_write[0].iov_len = 1 * 4096; 1569 iov_write[1].iov_base = payload_write + 1 * 4096; 1570 iov_write[1].iov_len = 5 * 4096; 1571 iov_write[2].iov_base = payload_write + 6 * 4096; 1572 iov_write[2].iov_len = 4 * 4096; 1573 MOCK_SET(calloc, NULL); 1574 req_count = bs_channel_get_req_count(channel); 1575 spdk_blob_io_writev(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL); 1576 poll_threads(); 1577 CU_ASSERT(g_bserrno = -ENOMEM); 1578 CU_ASSERT(req_count == bs_channel_get_req_count(channel)); 1579 MOCK_CLEAR(calloc); 1580 1581 spdk_bs_free_io_channel(channel); 1582 poll_threads(); 1583 } 1584 1585 static void 1586 blob_rw_iov_read_only(void) 1587 { 1588 struct spdk_blob_store *bs = g_bs; 1589 struct spdk_blob *blob = g_blob; 1590 struct spdk_io_channel *channel; 1591 uint8_t payload_read[4096]; 1592 uint8_t payload_write[4096]; 1593 struct iovec iov_read; 1594 struct iovec iov_write; 1595 1596 channel = spdk_bs_alloc_io_channel(bs); 1597 CU_ASSERT(channel != NULL); 1598 1599 spdk_blob_resize(blob, 2, blob_op_complete, NULL); 1600 poll_threads(); 1601 CU_ASSERT(g_bserrno == 0); 1602 1603 /* Verify that writev failed if read_only flag is set. */ 1604 blob->data_ro = true; 1605 iov_write.iov_base = payload_write; 1606 iov_write.iov_len = sizeof(payload_write); 1607 spdk_blob_io_writev(blob, channel, &iov_write, 1, 0, 1, blob_op_complete, NULL); 1608 poll_threads(); 1609 CU_ASSERT(g_bserrno == -EPERM); 1610 1611 /* Verify that reads pass if data_ro flag is set. */ 1612 iov_read.iov_base = payload_read; 1613 iov_read.iov_len = sizeof(payload_read); 1614 spdk_blob_io_readv(blob, channel, &iov_read, 1, 0, 1, blob_op_complete, NULL); 1615 poll_threads(); 1616 CU_ASSERT(g_bserrno == 0); 1617 1618 spdk_bs_free_io_channel(channel); 1619 poll_threads(); 1620 } 1621 1622 static void 1623 _blob_io_read_no_split(struct spdk_blob *blob, struct spdk_io_channel *channel, 1624 uint8_t *payload, uint64_t offset, uint64_t length, 1625 spdk_blob_op_complete cb_fn, void *cb_arg) 1626 { 1627 uint64_t i; 1628 uint8_t *buf; 1629 uint64_t page_size = spdk_bs_get_page_size(blob->bs); 1630 1631 /* To be sure that operation is NOT split, read one page at the time */ 1632 buf = payload; 1633 for (i = 0; i < length; i++) { 1634 spdk_blob_io_read(blob, channel, buf, i + offset, 1, blob_op_complete, NULL); 1635 poll_threads(); 1636 if (g_bserrno != 0) { 1637 /* Pass the error code up */ 1638 break; 1639 } 1640 buf += page_size; 1641 } 1642 1643 cb_fn(cb_arg, g_bserrno); 1644 } 1645 1646 static void 1647 _blob_io_write_no_split(struct spdk_blob *blob, struct spdk_io_channel *channel, 1648 uint8_t *payload, uint64_t offset, uint64_t length, 1649 spdk_blob_op_complete cb_fn, void *cb_arg) 1650 { 1651 uint64_t i; 1652 uint8_t *buf; 1653 uint64_t page_size = spdk_bs_get_page_size(blob->bs); 1654 1655 /* To be sure that operation is NOT split, write one page at the time */ 1656 buf = payload; 1657 for (i = 0; i < length; i++) { 1658 spdk_blob_io_write(blob, channel, buf, i + offset, 1, blob_op_complete, NULL); 1659 poll_threads(); 1660 if (g_bserrno != 0) { 1661 /* Pass the error code up */ 1662 break; 1663 } 1664 buf += page_size; 1665 } 1666 1667 cb_fn(cb_arg, g_bserrno); 1668 } 1669 1670 static void 1671 blob_operation_split_rw(void) 1672 { 1673 struct spdk_blob_store *bs = g_bs; 1674 struct spdk_blob *blob; 1675 struct spdk_io_channel *channel; 1676 struct spdk_blob_opts opts; 1677 uint64_t cluster_size; 1678 1679 uint64_t payload_size; 1680 uint8_t *payload_read; 1681 uint8_t *payload_write; 1682 uint8_t *payload_pattern; 1683 1684 uint64_t page_size; 1685 uint64_t pages_per_cluster; 1686 uint64_t pages_per_payload; 1687 1688 uint64_t i; 1689 1690 cluster_size = spdk_bs_get_cluster_size(bs); 1691 page_size = spdk_bs_get_page_size(bs); 1692 pages_per_cluster = cluster_size / page_size; 1693 pages_per_payload = pages_per_cluster * 5; 1694 payload_size = cluster_size * 5; 1695 1696 payload_read = malloc(payload_size); 1697 SPDK_CU_ASSERT_FATAL(payload_read != NULL); 1698 1699 payload_write = malloc(payload_size); 1700 SPDK_CU_ASSERT_FATAL(payload_write != NULL); 1701 1702 payload_pattern = malloc(payload_size); 1703 SPDK_CU_ASSERT_FATAL(payload_pattern != NULL); 1704 1705 /* Prepare random pattern to write */ 1706 memset(payload_pattern, 0xFF, payload_size); 1707 for (i = 0; i < pages_per_payload; i++) { 1708 *((uint64_t *)(payload_pattern + page_size * i)) = (i + 1); 1709 } 1710 1711 channel = spdk_bs_alloc_io_channel(bs); 1712 SPDK_CU_ASSERT_FATAL(channel != NULL); 1713 1714 /* Create blob */ 1715 ut_spdk_blob_opts_init(&opts); 1716 opts.thin_provision = false; 1717 opts.num_clusters = 5; 1718 1719 blob = ut_blob_create_and_open(bs, &opts); 1720 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 1721 1722 /* Initial read should return zeroed payload */ 1723 memset(payload_read, 0xFF, payload_size); 1724 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1725 poll_threads(); 1726 CU_ASSERT(g_bserrno == 0); 1727 CU_ASSERT(spdk_mem_all_zero(payload_read, payload_size)); 1728 1729 /* Fill whole blob except last page */ 1730 spdk_blob_io_write(blob, channel, payload_pattern, 0, pages_per_payload - 1, 1731 blob_op_complete, NULL); 1732 poll_threads(); 1733 CU_ASSERT(g_bserrno == 0); 1734 1735 /* Write last page with a pattern */ 1736 spdk_blob_io_write(blob, channel, payload_pattern, pages_per_payload - 1, 1, 1737 blob_op_complete, NULL); 1738 poll_threads(); 1739 CU_ASSERT(g_bserrno == 0); 1740 1741 /* Read whole blob and check consistency */ 1742 memset(payload_read, 0xFF, payload_size); 1743 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1744 poll_threads(); 1745 CU_ASSERT(g_bserrno == 0); 1746 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size - page_size) == 0); 1747 CU_ASSERT(memcmp(payload_pattern, payload_read + payload_size - page_size, page_size) == 0); 1748 1749 /* Fill whole blob except first page */ 1750 spdk_blob_io_write(blob, channel, payload_pattern, 1, pages_per_payload - 1, 1751 blob_op_complete, NULL); 1752 poll_threads(); 1753 CU_ASSERT(g_bserrno == 0); 1754 1755 /* Write first page with a pattern */ 1756 spdk_blob_io_write(blob, channel, payload_pattern, 0, 1, 1757 blob_op_complete, NULL); 1758 poll_threads(); 1759 CU_ASSERT(g_bserrno == 0); 1760 1761 /* Read whole blob and check consistency */ 1762 memset(payload_read, 0xFF, payload_size); 1763 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1764 poll_threads(); 1765 CU_ASSERT(g_bserrno == 0); 1766 CU_ASSERT(memcmp(payload_pattern, payload_read + page_size, payload_size - page_size) == 0); 1767 CU_ASSERT(memcmp(payload_pattern, payload_read, page_size) == 0); 1768 1769 1770 /* Fill whole blob with a pattern (5 clusters) */ 1771 1772 /* 1. Read test. */ 1773 _blob_io_write_no_split(blob, channel, payload_pattern, 0, pages_per_payload, 1774 blob_op_complete, NULL); 1775 poll_threads(); 1776 CU_ASSERT(g_bserrno == 0); 1777 1778 memset(payload_read, 0xFF, payload_size); 1779 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1780 poll_threads(); 1781 poll_threads(); 1782 CU_ASSERT(g_bserrno == 0); 1783 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size) == 0); 1784 1785 /* 2. Write test. */ 1786 spdk_blob_io_write(blob, channel, payload_pattern, 0, pages_per_payload, 1787 blob_op_complete, NULL); 1788 poll_threads(); 1789 CU_ASSERT(g_bserrno == 0); 1790 1791 memset(payload_read, 0xFF, payload_size); 1792 _blob_io_read_no_split(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1793 poll_threads(); 1794 CU_ASSERT(g_bserrno == 0); 1795 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size) == 0); 1796 1797 spdk_bs_free_io_channel(channel); 1798 poll_threads(); 1799 1800 g_blob = NULL; 1801 g_blobid = 0; 1802 1803 free(payload_read); 1804 free(payload_write); 1805 free(payload_pattern); 1806 1807 ut_blob_close_and_delete(bs, blob); 1808 } 1809 1810 static void 1811 blob_operation_split_rw_iov(void) 1812 { 1813 struct spdk_blob_store *bs = g_bs; 1814 struct spdk_blob *blob; 1815 struct spdk_io_channel *channel; 1816 struct spdk_blob_opts opts; 1817 uint64_t cluster_size; 1818 1819 uint64_t payload_size; 1820 uint8_t *payload_read; 1821 uint8_t *payload_write; 1822 uint8_t *payload_pattern; 1823 1824 uint64_t page_size; 1825 uint64_t pages_per_cluster; 1826 uint64_t pages_per_payload; 1827 1828 struct iovec iov_read[2]; 1829 struct iovec iov_write[2]; 1830 1831 uint64_t i, j; 1832 1833 cluster_size = spdk_bs_get_cluster_size(bs); 1834 page_size = spdk_bs_get_page_size(bs); 1835 pages_per_cluster = cluster_size / page_size; 1836 pages_per_payload = pages_per_cluster * 5; 1837 payload_size = cluster_size * 5; 1838 1839 payload_read = malloc(payload_size); 1840 SPDK_CU_ASSERT_FATAL(payload_read != NULL); 1841 1842 payload_write = malloc(payload_size); 1843 SPDK_CU_ASSERT_FATAL(payload_write != NULL); 1844 1845 payload_pattern = malloc(payload_size); 1846 SPDK_CU_ASSERT_FATAL(payload_pattern != NULL); 1847 1848 /* Prepare random pattern to write */ 1849 for (i = 0; i < pages_per_payload; i++) { 1850 for (j = 0; j < page_size / sizeof(uint64_t); j++) { 1851 uint64_t *tmp; 1852 1853 tmp = (uint64_t *)payload_pattern; 1854 tmp += ((page_size * i) / sizeof(uint64_t)) + j; 1855 *tmp = i + 1; 1856 } 1857 } 1858 1859 channel = spdk_bs_alloc_io_channel(bs); 1860 SPDK_CU_ASSERT_FATAL(channel != NULL); 1861 1862 /* Create blob */ 1863 ut_spdk_blob_opts_init(&opts); 1864 opts.thin_provision = false; 1865 opts.num_clusters = 5; 1866 1867 blob = ut_blob_create_and_open(bs, &opts); 1868 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 1869 1870 /* Initial read should return zeroes payload */ 1871 memset(payload_read, 0xFF, payload_size); 1872 iov_read[0].iov_base = payload_read; 1873 iov_read[0].iov_len = cluster_size * 3; 1874 iov_read[1].iov_base = payload_read + cluster_size * 3; 1875 iov_read[1].iov_len = cluster_size * 2; 1876 spdk_blob_io_readv(blob, channel, iov_read, 2, 0, pages_per_payload, blob_op_complete, NULL); 1877 poll_threads(); 1878 CU_ASSERT(g_bserrno == 0); 1879 CU_ASSERT(spdk_mem_all_zero(payload_read, payload_size)); 1880 1881 /* First of iovs fills whole blob except last page and second of iovs writes last page 1882 * with a pattern. */ 1883 iov_write[0].iov_base = payload_pattern; 1884 iov_write[0].iov_len = payload_size - page_size; 1885 iov_write[1].iov_base = payload_pattern; 1886 iov_write[1].iov_len = page_size; 1887 spdk_blob_io_writev(blob, channel, iov_write, 2, 0, pages_per_payload, blob_op_complete, NULL); 1888 poll_threads(); 1889 CU_ASSERT(g_bserrno == 0); 1890 1891 /* Read whole blob and check consistency */ 1892 memset(payload_read, 0xFF, payload_size); 1893 iov_read[0].iov_base = payload_read; 1894 iov_read[0].iov_len = cluster_size * 2; 1895 iov_read[1].iov_base = payload_read + cluster_size * 2; 1896 iov_read[1].iov_len = cluster_size * 3; 1897 spdk_blob_io_readv(blob, channel, iov_read, 2, 0, pages_per_payload, blob_op_complete, NULL); 1898 poll_threads(); 1899 CU_ASSERT(g_bserrno == 0); 1900 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size - page_size) == 0); 1901 CU_ASSERT(memcmp(payload_pattern, payload_read + payload_size - page_size, page_size) == 0); 1902 1903 /* First of iovs fills only first page and second of iovs writes whole blob except 1904 * first page with a pattern. */ 1905 iov_write[0].iov_base = payload_pattern; 1906 iov_write[0].iov_len = page_size; 1907 iov_write[1].iov_base = payload_pattern; 1908 iov_write[1].iov_len = payload_size - page_size; 1909 spdk_blob_io_writev(blob, channel, iov_write, 2, 0, pages_per_payload, blob_op_complete, NULL); 1910 poll_threads(); 1911 CU_ASSERT(g_bserrno == 0); 1912 1913 /* Read whole blob and check consistency */ 1914 memset(payload_read, 0xFF, payload_size); 1915 iov_read[0].iov_base = payload_read; 1916 iov_read[0].iov_len = cluster_size * 4; 1917 iov_read[1].iov_base = payload_read + cluster_size * 4; 1918 iov_read[1].iov_len = cluster_size; 1919 spdk_blob_io_readv(blob, channel, iov_read, 2, 0, pages_per_payload, blob_op_complete, NULL); 1920 poll_threads(); 1921 CU_ASSERT(g_bserrno == 0); 1922 CU_ASSERT(memcmp(payload_pattern, payload_read + page_size, payload_size - page_size) == 0); 1923 CU_ASSERT(memcmp(payload_pattern, payload_read, page_size) == 0); 1924 1925 1926 /* Fill whole blob with a pattern (5 clusters) */ 1927 1928 /* 1. Read test. */ 1929 _blob_io_write_no_split(blob, channel, payload_pattern, 0, pages_per_payload, 1930 blob_op_complete, NULL); 1931 poll_threads(); 1932 CU_ASSERT(g_bserrno == 0); 1933 1934 memset(payload_read, 0xFF, payload_size); 1935 iov_read[0].iov_base = payload_read; 1936 iov_read[0].iov_len = cluster_size; 1937 iov_read[1].iov_base = payload_read + cluster_size; 1938 iov_read[1].iov_len = cluster_size * 4; 1939 spdk_blob_io_readv(blob, channel, iov_read, 2, 0, pages_per_payload, blob_op_complete, NULL); 1940 poll_threads(); 1941 CU_ASSERT(g_bserrno == 0); 1942 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size) == 0); 1943 1944 /* 2. Write test. */ 1945 iov_write[0].iov_base = payload_read; 1946 iov_write[0].iov_len = cluster_size * 2; 1947 iov_write[1].iov_base = payload_read + cluster_size * 2; 1948 iov_write[1].iov_len = cluster_size * 3; 1949 spdk_blob_io_writev(blob, channel, iov_write, 2, 0, pages_per_payload, blob_op_complete, NULL); 1950 poll_threads(); 1951 CU_ASSERT(g_bserrno == 0); 1952 1953 memset(payload_read, 0xFF, payload_size); 1954 _blob_io_read_no_split(blob, channel, payload_read, 0, pages_per_payload, blob_op_complete, NULL); 1955 poll_threads(); 1956 CU_ASSERT(g_bserrno == 0); 1957 CU_ASSERT(memcmp(payload_pattern, payload_read, payload_size) == 0); 1958 1959 spdk_bs_free_io_channel(channel); 1960 poll_threads(); 1961 1962 g_blob = NULL; 1963 g_blobid = 0; 1964 1965 free(payload_read); 1966 free(payload_write); 1967 free(payload_pattern); 1968 1969 ut_blob_close_and_delete(bs, blob); 1970 } 1971 1972 static void 1973 blob_unmap(void) 1974 { 1975 struct spdk_blob_store *bs = g_bs; 1976 struct spdk_blob *blob; 1977 struct spdk_io_channel *channel; 1978 struct spdk_blob_opts opts; 1979 uint8_t payload[4096]; 1980 int i; 1981 1982 channel = spdk_bs_alloc_io_channel(bs); 1983 CU_ASSERT(channel != NULL); 1984 1985 ut_spdk_blob_opts_init(&opts); 1986 opts.num_clusters = 10; 1987 1988 blob = ut_blob_create_and_open(bs, &opts); 1989 1990 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 1991 poll_threads(); 1992 CU_ASSERT(g_bserrno == 0); 1993 1994 memset(payload, 0, sizeof(payload)); 1995 payload[0] = 0xFF; 1996 1997 /* 1998 * Set first byte of every cluster to 0xFF. 1999 * First cluster on device is reserved so let's start from cluster number 1 2000 */ 2001 for (i = 1; i < 11; i++) { 2002 g_dev_buffer[i * SPDK_BLOB_OPTS_CLUSTER_SZ] = 0xFF; 2003 } 2004 2005 /* Confirm writes */ 2006 for (i = 0; i < 10; i++) { 2007 payload[0] = 0; 2008 spdk_blob_io_read(blob, channel, &payload, i * SPDK_BLOB_OPTS_CLUSTER_SZ / 4096, 1, 2009 blob_op_complete, NULL); 2010 poll_threads(); 2011 CU_ASSERT(g_bserrno == 0); 2012 CU_ASSERT(payload[0] == 0xFF); 2013 } 2014 2015 /* Mark some clusters as unallocated */ 2016 blob->active.clusters[1] = 0; 2017 blob->active.clusters[2] = 0; 2018 blob->active.clusters[3] = 0; 2019 blob->active.clusters[6] = 0; 2020 blob->active.clusters[8] = 0; 2021 2022 /* Unmap clusters by resizing to 0 */ 2023 spdk_blob_resize(blob, 0, blob_op_complete, NULL); 2024 poll_threads(); 2025 CU_ASSERT(g_bserrno == 0); 2026 2027 spdk_blob_sync_md(blob, blob_op_complete, NULL); 2028 poll_threads(); 2029 CU_ASSERT(g_bserrno == 0); 2030 2031 /* Confirm that only 'allocated' clusters were unmapped */ 2032 for (i = 1; i < 11; i++) { 2033 switch (i) { 2034 case 2: 2035 case 3: 2036 case 4: 2037 case 7: 2038 case 9: 2039 CU_ASSERT(g_dev_buffer[i * SPDK_BLOB_OPTS_CLUSTER_SZ] == 0xFF); 2040 break; 2041 default: 2042 CU_ASSERT(g_dev_buffer[i * SPDK_BLOB_OPTS_CLUSTER_SZ] == 0); 2043 break; 2044 } 2045 } 2046 2047 spdk_bs_free_io_channel(channel); 2048 poll_threads(); 2049 2050 ut_blob_close_and_delete(bs, blob); 2051 } 2052 2053 static void 2054 blob_iter(void) 2055 { 2056 struct spdk_blob_store *bs = g_bs; 2057 struct spdk_blob *blob; 2058 spdk_blob_id blobid; 2059 struct spdk_blob_opts blob_opts; 2060 2061 spdk_bs_iter_first(bs, blob_op_with_handle_complete, NULL); 2062 poll_threads(); 2063 CU_ASSERT(g_blob == NULL); 2064 CU_ASSERT(g_bserrno == -ENOENT); 2065 2066 ut_spdk_blob_opts_init(&blob_opts); 2067 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 2068 poll_threads(); 2069 CU_ASSERT(g_bserrno == 0); 2070 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 2071 blobid = g_blobid; 2072 2073 spdk_bs_iter_first(bs, blob_op_with_handle_complete, NULL); 2074 poll_threads(); 2075 CU_ASSERT(g_blob != NULL); 2076 CU_ASSERT(g_bserrno == 0); 2077 blob = g_blob; 2078 CU_ASSERT(spdk_blob_get_id(blob) == blobid); 2079 2080 spdk_bs_iter_next(bs, blob, blob_op_with_handle_complete, NULL); 2081 poll_threads(); 2082 CU_ASSERT(g_blob == NULL); 2083 CU_ASSERT(g_bserrno == -ENOENT); 2084 } 2085 2086 static void 2087 blob_xattr(void) 2088 { 2089 struct spdk_blob_store *bs = g_bs; 2090 struct spdk_blob *blob = g_blob; 2091 spdk_blob_id blobid = spdk_blob_get_id(blob); 2092 uint64_t length; 2093 int rc; 2094 const char *name1, *name2; 2095 const void *value; 2096 size_t value_len; 2097 struct spdk_xattr_names *names; 2098 2099 /* Test that set_xattr fails if md_ro flag is set. */ 2100 blob->md_ro = true; 2101 rc = spdk_blob_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1); 2102 CU_ASSERT(rc == -EPERM); 2103 2104 blob->md_ro = false; 2105 rc = spdk_blob_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1); 2106 CU_ASSERT(rc == 0); 2107 2108 length = 2345; 2109 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 2110 CU_ASSERT(rc == 0); 2111 2112 /* Overwrite "length" xattr. */ 2113 length = 3456; 2114 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 2115 CU_ASSERT(rc == 0); 2116 2117 /* get_xattr should still work even if md_ro flag is set. */ 2118 value = NULL; 2119 blob->md_ro = true; 2120 rc = spdk_blob_get_xattr_value(blob, "length", &value, &value_len); 2121 CU_ASSERT(rc == 0); 2122 SPDK_CU_ASSERT_FATAL(value != NULL); 2123 CU_ASSERT(*(uint64_t *)value == length); 2124 CU_ASSERT(value_len == 8); 2125 blob->md_ro = false; 2126 2127 rc = spdk_blob_get_xattr_value(blob, "foobar", &value, &value_len); 2128 CU_ASSERT(rc == -ENOENT); 2129 2130 names = NULL; 2131 rc = spdk_blob_get_xattr_names(blob, &names); 2132 CU_ASSERT(rc == 0); 2133 SPDK_CU_ASSERT_FATAL(names != NULL); 2134 CU_ASSERT(spdk_xattr_names_get_count(names) == 2); 2135 name1 = spdk_xattr_names_get_name(names, 0); 2136 SPDK_CU_ASSERT_FATAL(name1 != NULL); 2137 CU_ASSERT(!strcmp(name1, "name") || !strcmp(name1, "length")); 2138 name2 = spdk_xattr_names_get_name(names, 1); 2139 SPDK_CU_ASSERT_FATAL(name2 != NULL); 2140 CU_ASSERT(!strcmp(name2, "name") || !strcmp(name2, "length")); 2141 CU_ASSERT(strcmp(name1, name2)); 2142 spdk_xattr_names_free(names); 2143 2144 /* Confirm that remove_xattr fails if md_ro is set to true. */ 2145 blob->md_ro = true; 2146 rc = spdk_blob_remove_xattr(blob, "name"); 2147 CU_ASSERT(rc == -EPERM); 2148 2149 blob->md_ro = false; 2150 rc = spdk_blob_remove_xattr(blob, "name"); 2151 CU_ASSERT(rc == 0); 2152 2153 rc = spdk_blob_remove_xattr(blob, "foobar"); 2154 CU_ASSERT(rc == -ENOENT); 2155 2156 /* Set internal xattr */ 2157 length = 7898; 2158 rc = blob_set_xattr(blob, "internal", &length, sizeof(length), true); 2159 CU_ASSERT(rc == 0); 2160 rc = blob_get_xattr_value(blob, "internal", &value, &value_len, true); 2161 CU_ASSERT(rc == 0); 2162 CU_ASSERT(*(uint64_t *)value == length); 2163 /* try to get public xattr with same name */ 2164 rc = spdk_blob_get_xattr_value(blob, "internal", &value, &value_len); 2165 CU_ASSERT(rc != 0); 2166 rc = blob_get_xattr_value(blob, "internal", &value, &value_len, false); 2167 CU_ASSERT(rc != 0); 2168 /* Check if SPDK_BLOB_INTERNAL_XATTR is set */ 2169 CU_ASSERT((blob->invalid_flags & SPDK_BLOB_INTERNAL_XATTR) == 2170 SPDK_BLOB_INTERNAL_XATTR); 2171 2172 spdk_blob_close(blob, blob_op_complete, NULL); 2173 poll_threads(); 2174 2175 /* Check if xattrs are persisted */ 2176 ut_bs_reload(&bs, NULL); 2177 2178 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 2179 poll_threads(); 2180 CU_ASSERT(g_bserrno == 0); 2181 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2182 blob = g_blob; 2183 2184 rc = blob_get_xattr_value(blob, "internal", &value, &value_len, true); 2185 CU_ASSERT(rc == 0); 2186 CU_ASSERT(*(uint64_t *)value == length); 2187 2188 /* try to get internal xattr trough public call */ 2189 rc = spdk_blob_get_xattr_value(blob, "internal", &value, &value_len); 2190 CU_ASSERT(rc != 0); 2191 2192 rc = blob_remove_xattr(blob, "internal", true); 2193 CU_ASSERT(rc == 0); 2194 2195 CU_ASSERT((blob->invalid_flags & SPDK_BLOB_INTERNAL_XATTR) == 0); 2196 } 2197 2198 static void 2199 blob_parse_md(void) 2200 { 2201 struct spdk_blob_store *bs = g_bs; 2202 struct spdk_blob *blob; 2203 int rc; 2204 uint32_t used_pages; 2205 size_t xattr_length; 2206 char *xattr; 2207 2208 used_pages = spdk_bit_array_count_set(bs->used_md_pages); 2209 blob = ut_blob_create_and_open(bs, NULL); 2210 2211 /* Create large extent to force more than 1 page of metadata. */ 2212 xattr_length = SPDK_BS_MAX_DESC_SIZE - sizeof(struct spdk_blob_md_descriptor_xattr) - 2213 strlen("large_xattr"); 2214 xattr = calloc(xattr_length, sizeof(char)); 2215 SPDK_CU_ASSERT_FATAL(xattr != NULL); 2216 rc = spdk_blob_set_xattr(blob, "large_xattr", xattr, xattr_length); 2217 free(xattr); 2218 SPDK_CU_ASSERT_FATAL(rc == 0); 2219 2220 spdk_blob_sync_md(blob, blob_op_complete, NULL); 2221 poll_threads(); 2222 2223 /* Delete the blob and verify that number of pages returned to before its creation. */ 2224 SPDK_CU_ASSERT_FATAL(used_pages != spdk_bit_array_count_set(bs->used_md_pages)); 2225 ut_blob_close_and_delete(bs, blob); 2226 SPDK_CU_ASSERT_FATAL(used_pages == spdk_bit_array_count_set(bs->used_md_pages)); 2227 } 2228 2229 static void 2230 bs_load(void) 2231 { 2232 struct spdk_blob_store *bs; 2233 struct spdk_bs_dev *dev; 2234 spdk_blob_id blobid; 2235 struct spdk_blob *blob; 2236 struct spdk_bs_super_block *super_block; 2237 uint64_t length; 2238 int rc; 2239 const void *value; 2240 size_t value_len; 2241 struct spdk_bs_opts opts; 2242 struct spdk_blob_opts blob_opts; 2243 2244 dev = init_dev(); 2245 spdk_bs_opts_init(&opts, sizeof(opts)); 2246 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2247 2248 /* Initialize a new blob store */ 2249 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2250 poll_threads(); 2251 CU_ASSERT(g_bserrno == 0); 2252 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2253 bs = g_bs; 2254 2255 /* Try to open a blobid that does not exist */ 2256 spdk_bs_open_blob(bs, 0, blob_op_with_handle_complete, NULL); 2257 poll_threads(); 2258 CU_ASSERT(g_bserrno == -ENOENT); 2259 CU_ASSERT(g_blob == NULL); 2260 2261 /* Create a blob */ 2262 blob = ut_blob_create_and_open(bs, NULL); 2263 blobid = spdk_blob_get_id(blob); 2264 2265 /* Try again to open valid blob but without the upper bit set */ 2266 spdk_bs_open_blob(bs, blobid & 0xFFFFFFFF, blob_op_with_handle_complete, NULL); 2267 poll_threads(); 2268 CU_ASSERT(g_bserrno == -ENOENT); 2269 CU_ASSERT(g_blob == NULL); 2270 2271 /* Set some xattrs */ 2272 rc = spdk_blob_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1); 2273 CU_ASSERT(rc == 0); 2274 2275 length = 2345; 2276 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 2277 CU_ASSERT(rc == 0); 2278 2279 /* Resize the blob */ 2280 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 2281 poll_threads(); 2282 CU_ASSERT(g_bserrno == 0); 2283 2284 spdk_blob_close(blob, blob_op_complete, NULL); 2285 poll_threads(); 2286 CU_ASSERT(g_bserrno == 0); 2287 blob = NULL; 2288 g_blob = NULL; 2289 g_blobid = SPDK_BLOBID_INVALID; 2290 2291 /* Unload the blob store */ 2292 spdk_bs_unload(bs, bs_op_complete, NULL); 2293 poll_threads(); 2294 CU_ASSERT(g_bserrno == 0); 2295 g_bs = NULL; 2296 g_blob = NULL; 2297 g_blobid = 0; 2298 2299 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2300 CU_ASSERT(super_block->clean == 1); 2301 2302 /* Load should fail for device with an unsupported blocklen */ 2303 dev = init_dev(); 2304 dev->blocklen = SPDK_BS_PAGE_SIZE * 2; 2305 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 2306 poll_threads(); 2307 CU_ASSERT(g_bserrno == -EINVAL); 2308 2309 /* Load should when max_md_ops is set to zero */ 2310 dev = init_dev(); 2311 spdk_bs_opts_init(&opts, sizeof(opts)); 2312 opts.max_md_ops = 0; 2313 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2314 poll_threads(); 2315 CU_ASSERT(g_bserrno == -EINVAL); 2316 2317 /* Load should when max_channel_ops is set to zero */ 2318 dev = init_dev(); 2319 spdk_bs_opts_init(&opts, sizeof(opts)); 2320 opts.max_channel_ops = 0; 2321 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2322 poll_threads(); 2323 CU_ASSERT(g_bserrno == -EINVAL); 2324 2325 /* Load an existing blob store */ 2326 dev = init_dev(); 2327 spdk_bs_opts_init(&opts, sizeof(opts)); 2328 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2329 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2330 poll_threads(); 2331 CU_ASSERT(g_bserrno == 0); 2332 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2333 bs = g_bs; 2334 2335 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2336 CU_ASSERT(super_block->clean == 1); 2337 CU_ASSERT(super_block->size == dev->blockcnt * dev->blocklen); 2338 2339 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 2340 poll_threads(); 2341 CU_ASSERT(g_bserrno == 0); 2342 CU_ASSERT(g_blob != NULL); 2343 blob = g_blob; 2344 2345 /* Verify that blobstore is marked dirty after first metadata sync */ 2346 spdk_blob_sync_md(blob, blob_op_complete, NULL); 2347 CU_ASSERT(super_block->clean == 1); 2348 2349 /* Get the xattrs */ 2350 value = NULL; 2351 rc = spdk_blob_get_xattr_value(blob, "length", &value, &value_len); 2352 CU_ASSERT(rc == 0); 2353 SPDK_CU_ASSERT_FATAL(value != NULL); 2354 CU_ASSERT(*(uint64_t *)value == length); 2355 CU_ASSERT(value_len == 8); 2356 2357 rc = spdk_blob_get_xattr_value(blob, "foobar", &value, &value_len); 2358 CU_ASSERT(rc == -ENOENT); 2359 2360 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 2361 2362 spdk_blob_close(blob, blob_op_complete, NULL); 2363 poll_threads(); 2364 CU_ASSERT(g_bserrno == 0); 2365 blob = NULL; 2366 g_blob = NULL; 2367 2368 spdk_bs_unload(bs, bs_op_complete, NULL); 2369 poll_threads(); 2370 CU_ASSERT(g_bserrno == 0); 2371 g_bs = NULL; 2372 2373 /* Load should fail: bdev size < saved size */ 2374 dev = init_dev(); 2375 dev->blockcnt /= 2; 2376 2377 spdk_bs_opts_init(&opts, sizeof(opts)); 2378 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2379 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2380 poll_threads(); 2381 2382 CU_ASSERT(g_bserrno == -EILSEQ); 2383 2384 /* Load should succeed: bdev size > saved size */ 2385 dev = init_dev(); 2386 dev->blockcnt *= 4; 2387 2388 spdk_bs_opts_init(&opts, sizeof(opts)); 2389 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2390 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2391 poll_threads(); 2392 CU_ASSERT(g_bserrno == 0); 2393 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2394 bs = g_bs; 2395 2396 CU_ASSERT(g_bserrno == 0); 2397 spdk_bs_unload(bs, bs_op_complete, NULL); 2398 poll_threads(); 2399 2400 2401 /* Test compatibility mode */ 2402 2403 dev = init_dev(); 2404 super_block->size = 0; 2405 super_block->crc = blob_md_page_calc_crc(super_block); 2406 2407 spdk_bs_opts_init(&opts, sizeof(opts)); 2408 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2409 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2410 poll_threads(); 2411 CU_ASSERT(g_bserrno == 0); 2412 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2413 bs = g_bs; 2414 2415 /* Create a blob */ 2416 ut_spdk_blob_opts_init(&blob_opts); 2417 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 2418 poll_threads(); 2419 CU_ASSERT(g_bserrno == 0); 2420 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 2421 2422 /* Blobstore should update number of blocks in super_block */ 2423 CU_ASSERT(super_block->size == dev->blockcnt * dev->blocklen); 2424 CU_ASSERT(super_block->clean == 0); 2425 2426 spdk_bs_unload(bs, bs_op_complete, NULL); 2427 poll_threads(); 2428 CU_ASSERT(g_bserrno == 0); 2429 CU_ASSERT(super_block->clean == 1); 2430 g_bs = NULL; 2431 2432 } 2433 2434 static void 2435 bs_load_pending_removal(void) 2436 { 2437 struct spdk_blob_store *bs = g_bs; 2438 struct spdk_blob_opts opts; 2439 struct spdk_blob *blob, *snapshot; 2440 spdk_blob_id blobid, snapshotid; 2441 const void *value; 2442 size_t value_len; 2443 int rc; 2444 2445 /* Create blob */ 2446 ut_spdk_blob_opts_init(&opts); 2447 opts.num_clusters = 10; 2448 2449 blob = ut_blob_create_and_open(bs, &opts); 2450 blobid = spdk_blob_get_id(blob); 2451 2452 /* Create snapshot */ 2453 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 2454 poll_threads(); 2455 CU_ASSERT(g_bserrno == 0); 2456 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 2457 snapshotid = g_blobid; 2458 2459 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 2460 poll_threads(); 2461 CU_ASSERT(g_bserrno == 0); 2462 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2463 snapshot = g_blob; 2464 2465 /* Set SNAPSHOT_PENDING_REMOVAL xattr */ 2466 snapshot->md_ro = false; 2467 rc = blob_set_xattr(snapshot, SNAPSHOT_PENDING_REMOVAL, &blobid, sizeof(spdk_blob_id), true); 2468 CU_ASSERT(rc == 0); 2469 snapshot->md_ro = true; 2470 2471 spdk_blob_close(snapshot, blob_op_complete, NULL); 2472 poll_threads(); 2473 CU_ASSERT(g_bserrno == 0); 2474 2475 spdk_blob_close(blob, blob_op_complete, NULL); 2476 poll_threads(); 2477 CU_ASSERT(g_bserrno == 0); 2478 2479 /* Reload blobstore */ 2480 ut_bs_reload(&bs, NULL); 2481 2482 /* Snapshot should not be removed as blob is still pointing to it */ 2483 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 2484 poll_threads(); 2485 CU_ASSERT(g_bserrno == 0); 2486 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2487 snapshot = g_blob; 2488 2489 /* SNAPSHOT_PENDING_REMOVAL xattr should be removed during load */ 2490 rc = spdk_blob_get_xattr_value(snapshot, SNAPSHOT_PENDING_REMOVAL, &value, &value_len); 2491 CU_ASSERT(rc != 0); 2492 2493 /* Set SNAPSHOT_PENDING_REMOVAL xattr again */ 2494 snapshot->md_ro = false; 2495 rc = blob_set_xattr(snapshot, SNAPSHOT_PENDING_REMOVAL, &blobid, sizeof(spdk_blob_id), true); 2496 CU_ASSERT(rc == 0); 2497 snapshot->md_ro = true; 2498 2499 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 2500 poll_threads(); 2501 CU_ASSERT(g_bserrno == 0); 2502 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2503 blob = g_blob; 2504 2505 /* Remove parent_id from blob by removing BLOB_SNAPSHOT xattr */ 2506 blob_remove_xattr(blob, BLOB_SNAPSHOT, true); 2507 2508 spdk_blob_sync_md(blob, blob_op_complete, NULL); 2509 poll_threads(); 2510 CU_ASSERT(g_bserrno == 0); 2511 2512 spdk_blob_close(snapshot, blob_op_complete, NULL); 2513 poll_threads(); 2514 CU_ASSERT(g_bserrno == 0); 2515 2516 spdk_blob_close(blob, blob_op_complete, NULL); 2517 poll_threads(); 2518 CU_ASSERT(g_bserrno == 0); 2519 2520 /* Reload blobstore */ 2521 ut_bs_reload(&bs, NULL); 2522 2523 /* Snapshot should be removed as blob is not pointing to it anymore */ 2524 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 2525 poll_threads(); 2526 CU_ASSERT(g_bserrno != 0); 2527 } 2528 2529 static void 2530 bs_load_custom_cluster_size(void) 2531 { 2532 struct spdk_blob_store *bs; 2533 struct spdk_bs_dev *dev; 2534 struct spdk_bs_super_block *super_block; 2535 struct spdk_bs_opts opts; 2536 uint32_t custom_cluster_size = 4194304; /* 4MiB */ 2537 uint32_t cluster_sz; 2538 uint64_t total_clusters; 2539 2540 dev = init_dev(); 2541 spdk_bs_opts_init(&opts, sizeof(opts)); 2542 opts.cluster_sz = custom_cluster_size; 2543 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2544 2545 /* Initialize a new blob store */ 2546 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2547 poll_threads(); 2548 CU_ASSERT(g_bserrno == 0); 2549 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2550 bs = g_bs; 2551 cluster_sz = bs->cluster_sz; 2552 total_clusters = bs->total_clusters; 2553 2554 /* Unload the blob store */ 2555 spdk_bs_unload(bs, bs_op_complete, NULL); 2556 poll_threads(); 2557 CU_ASSERT(g_bserrno == 0); 2558 g_bs = NULL; 2559 g_blob = NULL; 2560 g_blobid = 0; 2561 2562 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2563 CU_ASSERT(super_block->clean == 1); 2564 2565 /* Load an existing blob store */ 2566 dev = init_dev(); 2567 spdk_bs_opts_init(&opts, sizeof(opts)); 2568 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2569 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2570 poll_threads(); 2571 CU_ASSERT(g_bserrno == 0); 2572 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2573 bs = g_bs; 2574 /* Compare cluster size and number to one after initialization */ 2575 CU_ASSERT(cluster_sz == bs->cluster_sz); 2576 CU_ASSERT(total_clusters == bs->total_clusters); 2577 2578 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2579 CU_ASSERT(super_block->clean == 1); 2580 CU_ASSERT(super_block->size == dev->blockcnt * dev->blocklen); 2581 2582 spdk_bs_unload(bs, bs_op_complete, NULL); 2583 poll_threads(); 2584 CU_ASSERT(g_bserrno == 0); 2585 CU_ASSERT(super_block->clean == 1); 2586 g_bs = NULL; 2587 } 2588 2589 static void 2590 bs_load_after_failed_grow(void) 2591 { 2592 struct spdk_blob_store *bs; 2593 struct spdk_bs_dev *dev; 2594 struct spdk_bs_super_block *super_block; 2595 struct spdk_bs_opts opts; 2596 struct spdk_bs_md_mask *mask; 2597 struct spdk_blob_opts blob_opts; 2598 struct spdk_blob *blob, *snapshot; 2599 spdk_blob_id blobid, snapshotid; 2600 uint64_t total_data_clusters; 2601 2602 dev = init_dev(); 2603 spdk_bs_opts_init(&opts, sizeof(opts)); 2604 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2605 /* 2606 * The bdev_size is 64M, cluster_sz is 1M, so there are 64 clusters. The 2607 * blobstore will create 64 md pages by default. We set num_md_pages to 128, 2608 * thus the blobstore could grow to the double size. 2609 */ 2610 opts.num_md_pages = 128; 2611 2612 /* Initialize a new blob store */ 2613 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2614 poll_threads(); 2615 CU_ASSERT(g_bserrno == 0); 2616 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2617 bs = g_bs; 2618 2619 /* Create blob */ 2620 ut_spdk_blob_opts_init(&blob_opts); 2621 blob_opts.num_clusters = 10; 2622 2623 blob = ut_blob_create_and_open(bs, &blob_opts); 2624 blobid = spdk_blob_get_id(blob); 2625 2626 /* Create snapshot */ 2627 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 2628 poll_threads(); 2629 CU_ASSERT(g_bserrno == 0); 2630 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 2631 snapshotid = g_blobid; 2632 2633 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 2634 poll_threads(); 2635 CU_ASSERT(g_bserrno == 0); 2636 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2637 snapshot = g_blob; 2638 2639 spdk_blob_close(snapshot, blob_op_complete, NULL); 2640 poll_threads(); 2641 CU_ASSERT(g_bserrno == 0); 2642 2643 spdk_blob_close(blob, blob_op_complete, NULL); 2644 poll_threads(); 2645 CU_ASSERT(g_bserrno == 0); 2646 2647 total_data_clusters = bs->total_data_clusters; 2648 CU_ASSERT(bs->num_free_clusters + 10 == total_data_clusters); 2649 2650 /* Unload the blob store */ 2651 spdk_bs_unload(bs, bs_op_complete, NULL); 2652 poll_threads(); 2653 CU_ASSERT(g_bserrno == 0); 2654 g_bs = NULL; 2655 g_blob = NULL; 2656 g_blobid = 0; 2657 2658 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2659 CU_ASSERT(super_block->clean == 1); 2660 2661 mask = (struct spdk_bs_md_mask *)(g_dev_buffer + super_block->used_cluster_mask_start * 4096); 2662 CU_ASSERT(mask->type == SPDK_MD_MASK_TYPE_USED_CLUSTERS); 2663 CU_ASSERT(mask->length == super_block->size / super_block->cluster_size); 2664 2665 /* 2666 * We change the mask->length to emulate this scenario: A spdk_bs_grow failed after it changed 2667 * the used_cluster bitmap length, but it didn't change the super block yet. 2668 */ 2669 mask->length *= 2; 2670 2671 /* Load an existing blob store */ 2672 dev = init_dev(); 2673 dev->blockcnt *= 2; 2674 spdk_bs_opts_init(&opts, sizeof(opts)); 2675 opts.clear_method = BS_CLEAR_WITH_NONE; 2676 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2677 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2678 poll_threads(); 2679 CU_ASSERT(g_bserrno == 0); 2680 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2681 bs = g_bs; 2682 2683 /* Check the capacity is the same as before */ 2684 CU_ASSERT(bs->total_data_clusters == total_data_clusters); 2685 CU_ASSERT(bs->num_free_clusters + 10 == total_data_clusters); 2686 2687 /* Check the blob and the snapshot are still available */ 2688 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 2689 poll_threads(); 2690 CU_ASSERT(g_bserrno == 0); 2691 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2692 blob = g_blob; 2693 2694 spdk_blob_close(blob, blob_op_complete, NULL); 2695 poll_threads(); 2696 CU_ASSERT(g_bserrno == 0); 2697 2698 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 2699 poll_threads(); 2700 CU_ASSERT(g_bserrno == 0); 2701 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 2702 snapshot = g_blob; 2703 2704 spdk_blob_close(snapshot, blob_op_complete, NULL); 2705 poll_threads(); 2706 CU_ASSERT(g_bserrno == 0); 2707 2708 spdk_bs_unload(bs, bs_op_complete, NULL); 2709 poll_threads(); 2710 CU_ASSERT(g_bserrno == 0); 2711 CU_ASSERT(super_block->clean == 1); 2712 g_bs = NULL; 2713 } 2714 2715 static void 2716 bs_type(void) 2717 { 2718 struct spdk_blob_store *bs; 2719 struct spdk_bs_dev *dev; 2720 struct spdk_bs_opts opts; 2721 2722 dev = init_dev(); 2723 spdk_bs_opts_init(&opts, sizeof(opts)); 2724 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2725 2726 /* Initialize a new blob store */ 2727 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2728 poll_threads(); 2729 CU_ASSERT(g_bserrno == 0); 2730 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2731 bs = g_bs; 2732 2733 /* Unload the blob store */ 2734 spdk_bs_unload(bs, bs_op_complete, NULL); 2735 poll_threads(); 2736 CU_ASSERT(g_bserrno == 0); 2737 g_bs = NULL; 2738 g_blob = NULL; 2739 g_blobid = 0; 2740 2741 /* Load non existing blobstore type */ 2742 dev = init_dev(); 2743 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "NONEXISTING"); 2744 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2745 poll_threads(); 2746 CU_ASSERT(g_bserrno != 0); 2747 2748 /* Load with empty blobstore type */ 2749 dev = init_dev(); 2750 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2751 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2752 poll_threads(); 2753 CU_ASSERT(g_bserrno == 0); 2754 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2755 bs = g_bs; 2756 2757 spdk_bs_unload(bs, bs_op_complete, NULL); 2758 poll_threads(); 2759 CU_ASSERT(g_bserrno == 0); 2760 g_bs = NULL; 2761 2762 /* Initialize a new blob store with empty bstype */ 2763 dev = init_dev(); 2764 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2765 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 2766 poll_threads(); 2767 CU_ASSERT(g_bserrno == 0); 2768 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2769 bs = g_bs; 2770 2771 spdk_bs_unload(bs, bs_op_complete, NULL); 2772 poll_threads(); 2773 CU_ASSERT(g_bserrno == 0); 2774 g_bs = NULL; 2775 2776 /* Load non existing blobstore type */ 2777 dev = init_dev(); 2778 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "NONEXISTING"); 2779 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2780 poll_threads(); 2781 CU_ASSERT(g_bserrno != 0); 2782 2783 /* Load with empty blobstore type */ 2784 dev = init_dev(); 2785 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2786 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2787 poll_threads(); 2788 CU_ASSERT(g_bserrno == 0); 2789 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2790 bs = g_bs; 2791 2792 spdk_bs_unload(bs, bs_op_complete, NULL); 2793 poll_threads(); 2794 CU_ASSERT(g_bserrno == 0); 2795 g_bs = NULL; 2796 } 2797 2798 static void 2799 bs_super_block(void) 2800 { 2801 struct spdk_blob_store *bs; 2802 struct spdk_bs_dev *dev; 2803 struct spdk_bs_super_block *super_block; 2804 struct spdk_bs_opts opts; 2805 struct spdk_bs_super_block_ver1 super_block_v1; 2806 2807 dev = init_dev(); 2808 spdk_bs_opts_init(&opts, sizeof(opts)); 2809 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2810 2811 /* Initialize a new blob store */ 2812 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2813 poll_threads(); 2814 CU_ASSERT(g_bserrno == 0); 2815 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2816 bs = g_bs; 2817 2818 /* Unload the blob store */ 2819 spdk_bs_unload(bs, bs_op_complete, NULL); 2820 poll_threads(); 2821 CU_ASSERT(g_bserrno == 0); 2822 g_bs = NULL; 2823 g_blob = NULL; 2824 g_blobid = 0; 2825 2826 /* Load an existing blob store with version newer than supported */ 2827 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 2828 super_block->version++; 2829 2830 dev = init_dev(); 2831 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2832 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2833 poll_threads(); 2834 CU_ASSERT(g_bserrno != 0); 2835 2836 /* Create a new blob store with super block version 1 */ 2837 dev = init_dev(); 2838 super_block_v1.version = 1; 2839 memcpy(super_block_v1.signature, "SPDKBLOB", sizeof(super_block_v1.signature)); 2840 super_block_v1.length = 0x1000; 2841 super_block_v1.clean = 1; 2842 super_block_v1.super_blob = 0xFFFFFFFFFFFFFFFF; 2843 super_block_v1.cluster_size = 0x100000; 2844 super_block_v1.used_page_mask_start = 0x01; 2845 super_block_v1.used_page_mask_len = 0x01; 2846 super_block_v1.used_cluster_mask_start = 0x02; 2847 super_block_v1.used_cluster_mask_len = 0x01; 2848 super_block_v1.md_start = 0x03; 2849 super_block_v1.md_len = 0x40; 2850 memset(super_block_v1.reserved, 0, 4036); 2851 super_block_v1.crc = blob_md_page_calc_crc(&super_block_v1); 2852 memcpy(g_dev_buffer, &super_block_v1, sizeof(struct spdk_bs_super_block_ver1)); 2853 2854 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2855 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2856 poll_threads(); 2857 CU_ASSERT(g_bserrno == 0); 2858 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2859 bs = g_bs; 2860 2861 spdk_bs_unload(bs, bs_op_complete, NULL); 2862 poll_threads(); 2863 CU_ASSERT(g_bserrno == 0); 2864 g_bs = NULL; 2865 } 2866 2867 static void 2868 bs_test_recover_cluster_count(void) 2869 { 2870 struct spdk_blob_store *bs; 2871 struct spdk_bs_dev *dev; 2872 struct spdk_bs_super_block super_block; 2873 struct spdk_bs_opts opts; 2874 2875 dev = init_dev(); 2876 spdk_bs_opts_init(&opts, sizeof(opts)); 2877 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 2878 2879 super_block.version = 3; 2880 memcpy(super_block.signature, "SPDKBLOB", sizeof(super_block.signature)); 2881 super_block.length = 0x1000; 2882 super_block.clean = 0; 2883 super_block.super_blob = 0xFFFFFFFFFFFFFFFF; 2884 super_block.cluster_size = 4096; 2885 super_block.used_page_mask_start = 0x01; 2886 super_block.used_page_mask_len = 0x01; 2887 super_block.used_cluster_mask_start = 0x02; 2888 super_block.used_cluster_mask_len = 0x01; 2889 super_block.used_blobid_mask_start = 0x03; 2890 super_block.used_blobid_mask_len = 0x01; 2891 super_block.md_start = 0x04; 2892 super_block.md_len = 0x40; 2893 memset(super_block.bstype.bstype, 0, sizeof(super_block.bstype.bstype)); 2894 super_block.size = dev->blockcnt * dev->blocklen; 2895 super_block.io_unit_size = 0x1000; 2896 memset(super_block.reserved, 0, 4000); 2897 super_block.crc = blob_md_page_calc_crc(&super_block); 2898 memcpy(g_dev_buffer, &super_block, sizeof(struct spdk_bs_super_block)); 2899 2900 memset(opts.bstype.bstype, 0, sizeof(opts.bstype.bstype)); 2901 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 2902 poll_threads(); 2903 CU_ASSERT(g_bserrno == 0); 2904 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2905 bs = g_bs; 2906 CU_ASSERT(bs->num_free_clusters == bs->total_clusters - (super_block.md_start + 2907 super_block.md_len)); 2908 2909 spdk_bs_unload(bs, bs_op_complete, NULL); 2910 poll_threads(); 2911 CU_ASSERT(g_bserrno == 0); 2912 g_bs = NULL; 2913 } 2914 2915 static void 2916 bs_grow_live_size(uint64_t new_blockcnt) 2917 { 2918 struct spdk_blob_store *bs; 2919 struct spdk_bs_dev *dev; 2920 struct spdk_bs_super_block super_block; 2921 struct spdk_bs_opts opts; 2922 struct spdk_bs_md_mask mask; 2923 uint64_t bdev_size; 2924 uint64_t total_data_clusters; 2925 2926 /* 2927 * Further down the test the dev size will be larger than the g_dev_buffer size, 2928 * so we set clear_method to NONE, or the blobstore will try to clear the dev and 2929 * will write beyond the end of g_dev_buffer. 2930 */ 2931 dev = init_dev(); 2932 spdk_bs_opts_init(&opts, sizeof(opts)); 2933 opts.clear_method = BS_CLEAR_WITH_NONE; 2934 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 2935 poll_threads(); 2936 CU_ASSERT(g_bserrno == 0); 2937 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2938 bs = g_bs; 2939 CU_ASSERT(spdk_bs_total_data_cluster_count(bs) == 63); 2940 2941 /* 2942 * Set the dev size according to the new_blockcnt, 2943 * then the blobstore will adjust the metadata according to the new size. 2944 */ 2945 dev->blockcnt = new_blockcnt; 2946 bdev_size = dev->blockcnt * dev->blocklen; 2947 spdk_bs_grow_live(bs, bs_op_complete, NULL); 2948 poll_threads(); 2949 CU_ASSERT(g_bserrno == 0); 2950 total_data_clusters = spdk_bs_total_data_cluster_count(bs); 2951 /* One cluster of 1MiB size is used for metadata */ 2952 CU_ASSERT(total_data_clusters == (bdev_size / (1 * 1024 * 1024)) - 1); 2953 2954 /* Make sure the super block is updated. */ 2955 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 2956 CU_ASSERT(super_block.size == bdev_size); 2957 CU_ASSERT(super_block.clean == 0); 2958 /* The used_cluster mask is not written out until first spdk_bs_unload. */ 2959 memcpy(&mask, g_dev_buffer + super_block.used_cluster_mask_start * 4096, 2960 sizeof(struct spdk_bs_md_mask)); 2961 CU_ASSERT(mask.type == 0); 2962 CU_ASSERT(mask.length == 0); 2963 2964 spdk_bs_unload(bs, bs_op_complete, NULL); 2965 poll_threads(); 2966 CU_ASSERT(g_bserrno == 0); 2967 g_bs = NULL; 2968 2969 /* Make sure all metadata is correct, super block and used_cluster mask. */ 2970 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 2971 CU_ASSERT(super_block.size == bdev_size); 2972 CU_ASSERT(super_block.clean == 1); 2973 memcpy(&mask, g_dev_buffer + super_block.used_cluster_mask_start * 4096, 2974 sizeof(struct spdk_bs_md_mask)); 2975 CU_ASSERT(mask.type == SPDK_MD_MASK_TYPE_USED_CLUSTERS); 2976 CU_ASSERT(mask.length == bdev_size / (1 * 1024 * 1024)); 2977 2978 /* Load blobstore and check the cluster counts again. */ 2979 dev = init_dev(); 2980 dev->blockcnt = new_blockcnt; 2981 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 2982 poll_threads(); 2983 CU_ASSERT(g_bserrno == 0); 2984 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 2985 CU_ASSERT(super_block.clean == 1); 2986 bs = g_bs; 2987 CU_ASSERT(total_data_clusters == spdk_bs_total_data_cluster_count(bs)); 2988 2989 /* Perform grow without change in size, expected pass. */ 2990 spdk_bs_grow_live(bs, bs_op_complete, NULL); 2991 poll_threads(); 2992 CU_ASSERT(g_bserrno == 0); 2993 CU_ASSERT(total_data_clusters == spdk_bs_total_data_cluster_count(bs)); 2994 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 2995 CU_ASSERT(super_block.size == bdev_size); 2996 CU_ASSERT(super_block.clean == 1); 2997 2998 spdk_bs_unload(bs, bs_op_complete, NULL); 2999 poll_threads(); 3000 CU_ASSERT(g_bserrno == 0); 3001 g_bs = NULL; 3002 } 3003 3004 static void 3005 bs_grow_live(void) 3006 { 3007 /* No change expected */ 3008 bs_grow_live_size(DEV_BUFFER_BLOCKCNT); 3009 3010 /* Size slightly increased, but not enough to increase cluster count */ 3011 bs_grow_live_size(DEV_BUFFER_BLOCKCNT + 1); 3012 3013 /* Size doubled, increasing the cluster count */ 3014 bs_grow_live_size(DEV_BUFFER_BLOCKCNT * 2); 3015 } 3016 3017 static void 3018 bs_grow_live_no_space(void) 3019 { 3020 struct spdk_blob_store *bs; 3021 struct spdk_bs_dev *dev; 3022 struct spdk_bs_super_block super_block; 3023 struct spdk_bs_opts opts; 3024 struct spdk_bs_md_mask mask; 3025 uint64_t bdev_size_init; 3026 uint64_t total_data_clusters, max_clusters; 3027 3028 /* 3029 * Further down the test the dev size will be larger than the g_dev_buffer size, 3030 * so we set clear_method to NONE, or the blobstore will try to clear the dev and 3031 * will write beyond the end of g_dev_buffer. 3032 */ 3033 dev = init_dev(); 3034 bdev_size_init = dev->blockcnt * dev->blocklen; 3035 spdk_bs_opts_init(&opts, sizeof(opts)); 3036 opts.clear_method = BS_CLEAR_WITH_NONE; 3037 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3038 poll_threads(); 3039 CU_ASSERT(g_bserrno == 0); 3040 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3041 bs = g_bs; 3042 total_data_clusters = spdk_bs_total_data_cluster_count(bs); 3043 CU_ASSERT(total_data_clusters == 63); 3044 3045 /* 3046 * The default dev size is 64M, here we set the dev size to 32M, 3047 * expecting EILSEQ due to super_block validation and no change in blobstore. 3048 */ 3049 dev->blockcnt = (32L * 1024L * 1024L) / dev->blocklen; 3050 spdk_bs_grow_live(bs, bs_op_complete, NULL); 3051 poll_threads(); 3052 /* This error code comes from bs_super_validate() */ 3053 CU_ASSERT(g_bserrno == -EILSEQ); 3054 CU_ASSERT(total_data_clusters == spdk_bs_total_data_cluster_count(bs)); 3055 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 3056 CU_ASSERT(super_block.size == bdev_size_init); 3057 3058 /* 3059 * Blobstore in this test has only space for single md_page for used_clusters, 3060 * which fits 1 bit per cluster minus the md header. 3061 * 3062 * Dev size is increased to exceed the reserved space for the used_cluster_mask 3063 * in the metadata, expecting ENOSPC and no change in blobstore. 3064 */ 3065 max_clusters = (spdk_bs_get_page_size(bs) - sizeof(struct spdk_bs_md_mask)) * 8; 3066 max_clusters += 1; 3067 dev->blockcnt = (max_clusters * spdk_bs_get_cluster_size(bs)) / dev->blocklen; 3068 spdk_bs_grow_live(bs, bs_op_complete, NULL); 3069 poll_threads(); 3070 CU_ASSERT(g_bserrno == -ENOSPC); 3071 CU_ASSERT(total_data_clusters == spdk_bs_total_data_cluster_count(bs)); 3072 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 3073 CU_ASSERT(super_block.size == bdev_size_init); 3074 3075 /* 3076 * No change should have occurred for the duration of the test, 3077 * unload blobstore and check metadata. 3078 */ 3079 spdk_bs_unload(bs, bs_op_complete, NULL); 3080 poll_threads(); 3081 CU_ASSERT(g_bserrno == 0); 3082 g_bs = NULL; 3083 3084 /* Make sure all metadata is correct, super block and used_cluster mask. */ 3085 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 3086 CU_ASSERT(super_block.size == bdev_size_init); 3087 CU_ASSERT(super_block.clean == 1); 3088 memcpy(&mask, g_dev_buffer + super_block.used_cluster_mask_start * 4096, 3089 sizeof(struct spdk_bs_md_mask)); 3090 CU_ASSERT(mask.type == SPDK_MD_MASK_TYPE_USED_CLUSTERS); 3091 CU_ASSERT(mask.length == bdev_size_init / (1 * 1024 * 1024)); 3092 3093 /* Load blobstore and check the cluster counts again. */ 3094 dev = init_dev(); 3095 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 3096 poll_threads(); 3097 CU_ASSERT(g_bserrno == 0); 3098 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3099 bs = g_bs; 3100 CU_ASSERT(total_data_clusters == spdk_bs_total_data_cluster_count(bs)); 3101 3102 spdk_bs_unload(bs, bs_op_complete, NULL); 3103 poll_threads(); 3104 CU_ASSERT(g_bserrno == 0); 3105 g_bs = NULL; 3106 } 3107 3108 static void 3109 bs_test_grow(void) 3110 { 3111 struct spdk_blob_store *bs; 3112 struct spdk_bs_dev *dev; 3113 struct spdk_bs_super_block super_block; 3114 struct spdk_bs_opts opts; 3115 struct spdk_bs_md_mask mask; 3116 uint64_t bdev_size; 3117 3118 dev = init_dev(); 3119 bdev_size = dev->blockcnt * dev->blocklen; 3120 spdk_bs_opts_init(&opts, sizeof(opts)); 3121 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3122 poll_threads(); 3123 CU_ASSERT(g_bserrno == 0); 3124 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3125 bs = g_bs; 3126 3127 spdk_bs_unload(bs, bs_op_complete, NULL); 3128 poll_threads(); 3129 CU_ASSERT(g_bserrno == 0); 3130 g_bs = NULL; 3131 3132 /* 3133 * To make sure all the metadata are updated to the disk, 3134 * we check the g_dev_buffer after spdk_bs_unload. 3135 */ 3136 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 3137 CU_ASSERT(super_block.size == bdev_size); 3138 3139 /* 3140 * Make sure the used_cluster mask is correct. 3141 */ 3142 memcpy(&mask, g_dev_buffer + super_block.used_cluster_mask_start * 4096, 3143 sizeof(struct spdk_bs_md_mask)); 3144 CU_ASSERT(mask.type == SPDK_MD_MASK_TYPE_USED_CLUSTERS); 3145 CU_ASSERT(mask.length == bdev_size / (1 * 1024 * 1024)); 3146 3147 /* 3148 * The default dev size is 64M, here we set the dev size to 128M, 3149 * then the blobstore will adjust the metadata according to the new size. 3150 * The dev size is larger than the g_dev_buffer size, so we set clear_method 3151 * to NONE, or the blobstore will try to clear the dev and will write beyond 3152 * the end of g_dev_buffer. 3153 */ 3154 dev = init_dev(); 3155 dev->blockcnt = (128L * 1024L * 1024L) / dev->blocklen; 3156 bdev_size = dev->blockcnt * dev->blocklen; 3157 spdk_bs_opts_init(&opts, sizeof(opts)); 3158 opts.clear_method = BS_CLEAR_WITH_NONE; 3159 spdk_bs_grow(dev, &opts, bs_op_with_handle_complete, NULL); 3160 poll_threads(); 3161 CU_ASSERT(g_bserrno == 0); 3162 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3163 bs = g_bs; 3164 3165 /* 3166 * After spdk_bs_grow, all metadata are updated to the disk. 3167 * So we can check g_dev_buffer now. 3168 */ 3169 memcpy(&super_block, g_dev_buffer, sizeof(struct spdk_bs_super_block)); 3170 CU_ASSERT(super_block.size == bdev_size); 3171 3172 /* 3173 * Make sure the used_cluster mask has been updated according to the bdev size 3174 */ 3175 memcpy(&mask, g_dev_buffer + super_block.used_cluster_mask_start * 4096, 3176 sizeof(struct spdk_bs_md_mask)); 3177 CU_ASSERT(mask.type == SPDK_MD_MASK_TYPE_USED_CLUSTERS); 3178 CU_ASSERT(mask.length == bdev_size / (1 * 1024 * 1024)); 3179 3180 spdk_bs_unload(bs, bs_op_complete, NULL); 3181 poll_threads(); 3182 CU_ASSERT(g_bserrno == 0); 3183 g_bs = NULL; 3184 } 3185 3186 /* 3187 * Create a blobstore and then unload it. 3188 */ 3189 static void 3190 bs_unload(void) 3191 { 3192 struct spdk_blob_store *bs = g_bs; 3193 struct spdk_blob *blob; 3194 3195 /* Create a blob and open it. */ 3196 blob = ut_blob_create_and_open(bs, NULL); 3197 3198 /* Try to unload blobstore, should fail with open blob */ 3199 g_bserrno = -1; 3200 spdk_bs_unload(bs, bs_op_complete, NULL); 3201 poll_threads(); 3202 CU_ASSERT(g_bserrno == -EBUSY); 3203 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3204 3205 /* Close the blob, then successfully unload blobstore */ 3206 g_bserrno = -1; 3207 spdk_blob_close(blob, blob_op_complete, NULL); 3208 poll_threads(); 3209 CU_ASSERT(g_bserrno == 0); 3210 } 3211 3212 /* 3213 * Create a blobstore with a cluster size different than the default, and ensure it is 3214 * persisted. 3215 */ 3216 static void 3217 bs_cluster_sz(void) 3218 { 3219 struct spdk_blob_store *bs; 3220 struct spdk_bs_dev *dev; 3221 struct spdk_bs_opts opts; 3222 uint32_t cluster_sz; 3223 3224 /* Set cluster size to zero */ 3225 dev = init_dev(); 3226 spdk_bs_opts_init(&opts, sizeof(opts)); 3227 opts.cluster_sz = 0; 3228 3229 /* Initialize a new blob store */ 3230 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3231 poll_threads(); 3232 CU_ASSERT(g_bserrno == -EINVAL); 3233 SPDK_CU_ASSERT_FATAL(g_bs == NULL); 3234 3235 /* 3236 * Set cluster size to blobstore page size, 3237 * to work it is required to be at least twice the blobstore page size. 3238 */ 3239 dev = init_dev(); 3240 spdk_bs_opts_init(&opts, sizeof(opts)); 3241 opts.cluster_sz = SPDK_BS_PAGE_SIZE; 3242 3243 /* Initialize a new blob store */ 3244 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3245 poll_threads(); 3246 CU_ASSERT(g_bserrno == -ENOMEM); 3247 SPDK_CU_ASSERT_FATAL(g_bs == NULL); 3248 3249 /* 3250 * Set cluster size to lower than page size, 3251 * to work it is required to be at least twice the blobstore page size. 3252 */ 3253 dev = init_dev(); 3254 spdk_bs_opts_init(&opts, sizeof(opts)); 3255 opts.cluster_sz = SPDK_BS_PAGE_SIZE - 1; 3256 3257 /* Initialize a new blob store */ 3258 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3259 poll_threads(); 3260 CU_ASSERT(g_bserrno == -EINVAL); 3261 SPDK_CU_ASSERT_FATAL(g_bs == NULL); 3262 3263 /* Set cluster size to twice the default */ 3264 dev = init_dev(); 3265 spdk_bs_opts_init(&opts, sizeof(opts)); 3266 opts.cluster_sz *= 2; 3267 cluster_sz = opts.cluster_sz; 3268 3269 /* Initialize a new blob store */ 3270 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3271 poll_threads(); 3272 CU_ASSERT(g_bserrno == 0); 3273 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3274 bs = g_bs; 3275 3276 CU_ASSERT(spdk_bs_get_cluster_size(bs) == cluster_sz); 3277 3278 ut_bs_reload(&bs, &opts); 3279 3280 CU_ASSERT(spdk_bs_get_cluster_size(bs) == cluster_sz); 3281 3282 spdk_bs_unload(bs, bs_op_complete, NULL); 3283 poll_threads(); 3284 CU_ASSERT(g_bserrno == 0); 3285 g_bs = NULL; 3286 } 3287 3288 /* 3289 * Create a blobstore, reload it and ensure total usable cluster count 3290 * stays the same. 3291 */ 3292 static void 3293 bs_usable_clusters(void) 3294 { 3295 struct spdk_blob_store *bs = g_bs; 3296 struct spdk_blob *blob; 3297 uint32_t clusters; 3298 int i; 3299 3300 3301 clusters = spdk_bs_total_data_cluster_count(bs); 3302 3303 ut_bs_reload(&bs, NULL); 3304 3305 CU_ASSERT(spdk_bs_total_data_cluster_count(bs) == clusters); 3306 3307 /* Create and resize blobs to make sure that useable cluster count won't change */ 3308 for (i = 0; i < 4; i++) { 3309 g_bserrno = -1; 3310 g_blobid = SPDK_BLOBID_INVALID; 3311 blob = ut_blob_create_and_open(bs, NULL); 3312 3313 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 3314 poll_threads(); 3315 CU_ASSERT(g_bserrno == 0); 3316 3317 g_bserrno = -1; 3318 spdk_blob_close(blob, blob_op_complete, NULL); 3319 poll_threads(); 3320 CU_ASSERT(g_bserrno == 0); 3321 3322 CU_ASSERT(spdk_bs_total_data_cluster_count(bs) == clusters); 3323 } 3324 3325 /* Reload the blob store to make sure that nothing changed */ 3326 ut_bs_reload(&bs, NULL); 3327 3328 CU_ASSERT(spdk_bs_total_data_cluster_count(bs) == clusters); 3329 } 3330 3331 /* 3332 * Test resizing of the metadata blob. This requires creating enough blobs 3333 * so that one cluster is not enough to fit the metadata for those blobs. 3334 * To induce this condition to happen more quickly, we reduce the cluster 3335 * size to 16KB, which means only 4 4KB blob metadata pages can fit. 3336 */ 3337 static void 3338 bs_resize_md(void) 3339 { 3340 struct spdk_blob_store *bs; 3341 const int CLUSTER_PAGE_COUNT = 4; 3342 const int NUM_BLOBS = CLUSTER_PAGE_COUNT * 4; 3343 struct spdk_bs_dev *dev; 3344 struct spdk_bs_opts opts; 3345 struct spdk_blob *blob; 3346 struct spdk_blob_opts blob_opts; 3347 uint32_t cluster_sz; 3348 spdk_blob_id blobids[NUM_BLOBS]; 3349 int i; 3350 3351 3352 dev = init_dev(); 3353 spdk_bs_opts_init(&opts, sizeof(opts)); 3354 opts.cluster_sz = CLUSTER_PAGE_COUNT * 4096; 3355 cluster_sz = opts.cluster_sz; 3356 3357 /* Initialize a new blob store */ 3358 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3359 poll_threads(); 3360 CU_ASSERT(g_bserrno == 0); 3361 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3362 bs = g_bs; 3363 3364 CU_ASSERT(spdk_bs_get_cluster_size(bs) == cluster_sz); 3365 3366 ut_spdk_blob_opts_init(&blob_opts); 3367 3368 for (i = 0; i < NUM_BLOBS; i++) { 3369 g_bserrno = -1; 3370 g_blobid = SPDK_BLOBID_INVALID; 3371 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 3372 poll_threads(); 3373 CU_ASSERT(g_bserrno == 0); 3374 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 3375 blobids[i] = g_blobid; 3376 } 3377 3378 ut_bs_reload(&bs, &opts); 3379 3380 CU_ASSERT(spdk_bs_get_cluster_size(bs) == cluster_sz); 3381 3382 for (i = 0; i < NUM_BLOBS; i++) { 3383 g_bserrno = -1; 3384 g_blob = NULL; 3385 spdk_bs_open_blob(bs, blobids[i], blob_op_with_handle_complete, NULL); 3386 poll_threads(); 3387 CU_ASSERT(g_bserrno == 0); 3388 CU_ASSERT(g_blob != NULL); 3389 blob = g_blob; 3390 g_bserrno = -1; 3391 spdk_blob_close(blob, blob_op_complete, NULL); 3392 poll_threads(); 3393 CU_ASSERT(g_bserrno == 0); 3394 } 3395 3396 spdk_bs_unload(bs, bs_op_complete, NULL); 3397 poll_threads(); 3398 CU_ASSERT(g_bserrno == 0); 3399 g_bs = NULL; 3400 } 3401 3402 static void 3403 bs_destroy(void) 3404 { 3405 struct spdk_blob_store *bs; 3406 struct spdk_bs_dev *dev; 3407 3408 /* Initialize a new blob store */ 3409 dev = init_dev(); 3410 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 3411 poll_threads(); 3412 CU_ASSERT(g_bserrno == 0); 3413 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3414 bs = g_bs; 3415 3416 /* Destroy the blob store */ 3417 g_bserrno = -1; 3418 spdk_bs_destroy(bs, bs_op_complete, NULL); 3419 poll_threads(); 3420 CU_ASSERT(g_bserrno == 0); 3421 3422 /* Loading an non-existent blob store should fail. */ 3423 g_bs = NULL; 3424 dev = init_dev(); 3425 3426 g_bserrno = 0; 3427 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 3428 poll_threads(); 3429 CU_ASSERT(g_bserrno != 0); 3430 } 3431 3432 /* Try to hit all of the corner cases associated with serializing 3433 * a blob to disk 3434 */ 3435 static void 3436 blob_serialize_test(void) 3437 { 3438 struct spdk_bs_dev *dev; 3439 struct spdk_bs_opts opts; 3440 struct spdk_blob_store *bs; 3441 spdk_blob_id blobid[2]; 3442 struct spdk_blob *blob[2]; 3443 uint64_t i; 3444 char *value; 3445 int rc; 3446 3447 dev = init_dev(); 3448 3449 /* Initialize a new blobstore with very small clusters */ 3450 spdk_bs_opts_init(&opts, sizeof(opts)); 3451 opts.cluster_sz = dev->blocklen * 8; 3452 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 3453 poll_threads(); 3454 CU_ASSERT(g_bserrno == 0); 3455 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3456 bs = g_bs; 3457 3458 /* Create and open two blobs */ 3459 for (i = 0; i < 2; i++) { 3460 blob[i] = ut_blob_create_and_open(bs, NULL); 3461 blobid[i] = spdk_blob_get_id(blob[i]); 3462 3463 /* Set a fairly large xattr on both blobs to eat up 3464 * metadata space 3465 */ 3466 value = calloc(dev->blocklen - 64, sizeof(char)); 3467 SPDK_CU_ASSERT_FATAL(value != NULL); 3468 memset(value, i, dev->blocklen / 2); 3469 rc = spdk_blob_set_xattr(blob[i], "name", value, dev->blocklen - 64); 3470 CU_ASSERT(rc == 0); 3471 free(value); 3472 } 3473 3474 /* Resize the blobs, alternating 1 cluster at a time. 3475 * This thwarts run length encoding and will cause spill 3476 * over of the extents. 3477 */ 3478 for (i = 0; i < 6; i++) { 3479 spdk_blob_resize(blob[i % 2], (i / 2) + 1, blob_op_complete, NULL); 3480 poll_threads(); 3481 CU_ASSERT(g_bserrno == 0); 3482 } 3483 3484 for (i = 0; i < 2; i++) { 3485 spdk_blob_sync_md(blob[i], blob_op_complete, NULL); 3486 poll_threads(); 3487 CU_ASSERT(g_bserrno == 0); 3488 } 3489 3490 /* Close the blobs */ 3491 for (i = 0; i < 2; i++) { 3492 spdk_blob_close(blob[i], blob_op_complete, NULL); 3493 poll_threads(); 3494 CU_ASSERT(g_bserrno == 0); 3495 } 3496 3497 ut_bs_reload(&bs, &opts); 3498 3499 for (i = 0; i < 2; i++) { 3500 blob[i] = NULL; 3501 3502 spdk_bs_open_blob(bs, blobid[i], blob_op_with_handle_complete, NULL); 3503 poll_threads(); 3504 CU_ASSERT(g_bserrno == 0); 3505 CU_ASSERT(g_blob != NULL); 3506 blob[i] = g_blob; 3507 3508 CU_ASSERT(spdk_blob_get_num_clusters(blob[i]) == 3); 3509 3510 spdk_blob_close(blob[i], blob_op_complete, NULL); 3511 poll_threads(); 3512 CU_ASSERT(g_bserrno == 0); 3513 } 3514 3515 spdk_bs_unload(bs, bs_op_complete, NULL); 3516 poll_threads(); 3517 CU_ASSERT(g_bserrno == 0); 3518 g_bs = NULL; 3519 } 3520 3521 static void 3522 blob_crc(void) 3523 { 3524 struct spdk_blob_store *bs = g_bs; 3525 struct spdk_blob *blob; 3526 spdk_blob_id blobid; 3527 uint32_t page_num; 3528 int index; 3529 struct spdk_blob_md_page *page; 3530 3531 blob = ut_blob_create_and_open(bs, NULL); 3532 blobid = spdk_blob_get_id(blob); 3533 3534 spdk_blob_close(blob, blob_op_complete, NULL); 3535 poll_threads(); 3536 CU_ASSERT(g_bserrno == 0); 3537 3538 page_num = bs_blobid_to_page(blobid); 3539 index = DEV_BUFFER_BLOCKLEN * (bs->md_start + page_num); 3540 page = (struct spdk_blob_md_page *)&g_dev_buffer[index]; 3541 page->crc = 0; 3542 3543 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 3544 poll_threads(); 3545 CU_ASSERT(g_bserrno == -EINVAL); 3546 CU_ASSERT(g_blob == NULL); 3547 g_bserrno = 0; 3548 3549 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 3550 poll_threads(); 3551 CU_ASSERT(g_bserrno == -EINVAL); 3552 } 3553 3554 static void 3555 super_block_crc(void) 3556 { 3557 struct spdk_blob_store *bs; 3558 struct spdk_bs_dev *dev; 3559 struct spdk_bs_super_block *super_block; 3560 3561 dev = init_dev(); 3562 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 3563 poll_threads(); 3564 CU_ASSERT(g_bserrno == 0); 3565 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 3566 bs = g_bs; 3567 3568 spdk_bs_unload(bs, bs_op_complete, NULL); 3569 poll_threads(); 3570 CU_ASSERT(g_bserrno == 0); 3571 g_bs = NULL; 3572 3573 super_block = (struct spdk_bs_super_block *)g_dev_buffer; 3574 super_block->crc = 0; 3575 dev = init_dev(); 3576 3577 /* Load an existing blob store */ 3578 g_bserrno = 0; 3579 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 3580 poll_threads(); 3581 CU_ASSERT(g_bserrno == -EILSEQ); 3582 } 3583 3584 /* For blob dirty shutdown test case we do the following sub-test cases: 3585 * 1 Initialize new blob store and create 1 super blob with some xattrs, then we 3586 * dirty shutdown and reload the blob store and verify the xattrs. 3587 * 2 Resize the blob from 10 clusters to 20 clusters and then dirty shutdown, 3588 * reload the blob store and verify the clusters number. 3589 * 3 Create the second blob and then dirty shutdown, reload the blob store 3590 * and verify the second blob. 3591 * 4 Delete the second blob and then dirty shutdown, reload the blob store 3592 * and verify the second blob is invalid. 3593 * 5 Create the second blob again and also create the third blob, modify the 3594 * md of second blob which makes the md invalid, and then dirty shutdown, 3595 * reload the blob store verify the second blob, it should invalid and also 3596 * verify the third blob, it should correct. 3597 */ 3598 static void 3599 blob_dirty_shutdown(void) 3600 { 3601 int rc; 3602 int index; 3603 struct spdk_blob_store *bs = g_bs; 3604 spdk_blob_id blobid1, blobid2, blobid3; 3605 struct spdk_blob *blob = g_blob; 3606 uint64_t length; 3607 uint64_t free_clusters; 3608 const void *value; 3609 size_t value_len; 3610 uint32_t page_num; 3611 struct spdk_blob_md_page *page; 3612 struct spdk_blob_opts blob_opts; 3613 3614 /* Create first blob */ 3615 blobid1 = spdk_blob_get_id(blob); 3616 3617 /* Set some xattrs */ 3618 rc = spdk_blob_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1); 3619 CU_ASSERT(rc == 0); 3620 3621 length = 2345; 3622 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 3623 CU_ASSERT(rc == 0); 3624 3625 /* Put xattr that fits exactly single page. 3626 * This results in adding additional pages to MD. 3627 * First is flags and smaller xattr, second the large xattr, 3628 * third are just the extents. 3629 */ 3630 size_t xattr_length = 4072 - sizeof(struct spdk_blob_md_descriptor_xattr) - 3631 strlen("large_xattr"); 3632 char *xattr = calloc(xattr_length, sizeof(char)); 3633 SPDK_CU_ASSERT_FATAL(xattr != NULL); 3634 rc = spdk_blob_set_xattr(blob, "large_xattr", xattr, xattr_length); 3635 free(xattr); 3636 SPDK_CU_ASSERT_FATAL(rc == 0); 3637 3638 /* Resize the blob */ 3639 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 3640 poll_threads(); 3641 CU_ASSERT(g_bserrno == 0); 3642 3643 /* Set the blob as the super blob */ 3644 spdk_bs_set_super(bs, blobid1, blob_op_complete, NULL); 3645 poll_threads(); 3646 CU_ASSERT(g_bserrno == 0); 3647 3648 free_clusters = spdk_bs_free_cluster_count(bs); 3649 3650 spdk_blob_close(blob, blob_op_complete, NULL); 3651 poll_threads(); 3652 CU_ASSERT(g_bserrno == 0); 3653 blob = NULL; 3654 g_blob = NULL; 3655 g_blobid = SPDK_BLOBID_INVALID; 3656 3657 ut_bs_dirty_load(&bs, NULL); 3658 3659 /* Get the super blob */ 3660 spdk_bs_get_super(bs, blob_op_with_id_complete, NULL); 3661 poll_threads(); 3662 CU_ASSERT(g_bserrno == 0); 3663 CU_ASSERT(blobid1 == g_blobid); 3664 3665 spdk_bs_open_blob(bs, blobid1, blob_op_with_handle_complete, NULL); 3666 poll_threads(); 3667 CU_ASSERT(g_bserrno == 0); 3668 CU_ASSERT(g_blob != NULL); 3669 blob = g_blob; 3670 3671 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 3672 3673 /* Get the xattrs */ 3674 value = NULL; 3675 rc = spdk_blob_get_xattr_value(blob, "length", &value, &value_len); 3676 CU_ASSERT(rc == 0); 3677 SPDK_CU_ASSERT_FATAL(value != NULL); 3678 CU_ASSERT(*(uint64_t *)value == length); 3679 CU_ASSERT(value_len == 8); 3680 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 3681 3682 /* Resize the blob */ 3683 spdk_blob_resize(blob, 20, blob_op_complete, NULL); 3684 poll_threads(); 3685 CU_ASSERT(g_bserrno == 0); 3686 3687 free_clusters = spdk_bs_free_cluster_count(bs); 3688 3689 spdk_blob_close(blob, blob_op_complete, NULL); 3690 poll_threads(); 3691 CU_ASSERT(g_bserrno == 0); 3692 blob = NULL; 3693 g_blob = NULL; 3694 g_blobid = SPDK_BLOBID_INVALID; 3695 3696 ut_bs_dirty_load(&bs, NULL); 3697 3698 spdk_bs_open_blob(bs, blobid1, blob_op_with_handle_complete, NULL); 3699 poll_threads(); 3700 CU_ASSERT(g_bserrno == 0); 3701 CU_ASSERT(g_blob != NULL); 3702 blob = g_blob; 3703 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 20); 3704 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 3705 3706 spdk_blob_close(blob, blob_op_complete, NULL); 3707 poll_threads(); 3708 CU_ASSERT(g_bserrno == 0); 3709 blob = NULL; 3710 g_blob = NULL; 3711 g_blobid = SPDK_BLOBID_INVALID; 3712 3713 /* Create second blob */ 3714 blob = ut_blob_create_and_open(bs, NULL); 3715 blobid2 = spdk_blob_get_id(blob); 3716 3717 /* Set some xattrs */ 3718 rc = spdk_blob_set_xattr(blob, "name", "log1.txt", strlen("log1.txt") + 1); 3719 CU_ASSERT(rc == 0); 3720 3721 length = 5432; 3722 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 3723 CU_ASSERT(rc == 0); 3724 3725 /* Resize the blob */ 3726 spdk_blob_resize(blob, 10, blob_op_complete, NULL); 3727 poll_threads(); 3728 CU_ASSERT(g_bserrno == 0); 3729 3730 free_clusters = spdk_bs_free_cluster_count(bs); 3731 3732 spdk_blob_close(blob, blob_op_complete, NULL); 3733 poll_threads(); 3734 CU_ASSERT(g_bserrno == 0); 3735 blob = NULL; 3736 g_blob = NULL; 3737 g_blobid = SPDK_BLOBID_INVALID; 3738 3739 ut_bs_dirty_load(&bs, NULL); 3740 3741 spdk_bs_open_blob(bs, blobid2, blob_op_with_handle_complete, NULL); 3742 poll_threads(); 3743 CU_ASSERT(g_bserrno == 0); 3744 CU_ASSERT(g_blob != NULL); 3745 blob = g_blob; 3746 3747 /* Get the xattrs */ 3748 value = NULL; 3749 rc = spdk_blob_get_xattr_value(blob, "length", &value, &value_len); 3750 CU_ASSERT(rc == 0); 3751 SPDK_CU_ASSERT_FATAL(value != NULL); 3752 CU_ASSERT(*(uint64_t *)value == length); 3753 CU_ASSERT(value_len == 8); 3754 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10); 3755 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 3756 3757 ut_blob_close_and_delete(bs, blob); 3758 3759 free_clusters = spdk_bs_free_cluster_count(bs); 3760 3761 ut_bs_dirty_load(&bs, NULL); 3762 3763 spdk_bs_open_blob(bs, blobid2, blob_op_with_handle_complete, NULL); 3764 poll_threads(); 3765 CU_ASSERT(g_bserrno != 0); 3766 CU_ASSERT(g_blob == NULL); 3767 3768 spdk_bs_open_blob(bs, blobid1, blob_op_with_handle_complete, NULL); 3769 poll_threads(); 3770 CU_ASSERT(g_bserrno == 0); 3771 CU_ASSERT(g_blob != NULL); 3772 blob = g_blob; 3773 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 3774 spdk_blob_close(blob, blob_op_complete, NULL); 3775 poll_threads(); 3776 CU_ASSERT(g_bserrno == 0); 3777 3778 ut_bs_reload(&bs, NULL); 3779 3780 /* Create second blob */ 3781 ut_spdk_blob_opts_init(&blob_opts); 3782 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 3783 poll_threads(); 3784 CU_ASSERT(g_bserrno == 0); 3785 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 3786 blobid2 = g_blobid; 3787 3788 /* Create third blob */ 3789 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 3790 poll_threads(); 3791 CU_ASSERT(g_bserrno == 0); 3792 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 3793 blobid3 = g_blobid; 3794 3795 spdk_bs_open_blob(bs, blobid2, blob_op_with_handle_complete, NULL); 3796 poll_threads(); 3797 CU_ASSERT(g_bserrno == 0); 3798 CU_ASSERT(g_blob != NULL); 3799 blob = g_blob; 3800 3801 /* Set some xattrs for second blob */ 3802 rc = spdk_blob_set_xattr(blob, "name", "log1.txt", strlen("log1.txt") + 1); 3803 CU_ASSERT(rc == 0); 3804 3805 length = 5432; 3806 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 3807 CU_ASSERT(rc == 0); 3808 3809 spdk_blob_close(blob, blob_op_complete, NULL); 3810 poll_threads(); 3811 CU_ASSERT(g_bserrno == 0); 3812 blob = NULL; 3813 g_blob = NULL; 3814 g_blobid = SPDK_BLOBID_INVALID; 3815 3816 spdk_bs_open_blob(bs, blobid3, blob_op_with_handle_complete, NULL); 3817 poll_threads(); 3818 CU_ASSERT(g_bserrno == 0); 3819 CU_ASSERT(g_blob != NULL); 3820 blob = g_blob; 3821 3822 /* Set some xattrs for third blob */ 3823 rc = spdk_blob_set_xattr(blob, "name", "log2.txt", strlen("log2.txt") + 1); 3824 CU_ASSERT(rc == 0); 3825 3826 length = 5432; 3827 rc = spdk_blob_set_xattr(blob, "length", &length, sizeof(length)); 3828 CU_ASSERT(rc == 0); 3829 3830 spdk_blob_close(blob, blob_op_complete, NULL); 3831 poll_threads(); 3832 CU_ASSERT(g_bserrno == 0); 3833 blob = NULL; 3834 g_blob = NULL; 3835 g_blobid = SPDK_BLOBID_INVALID; 3836 3837 /* Mark second blob as invalid */ 3838 page_num = bs_blobid_to_page(blobid2); 3839 3840 index = DEV_BUFFER_BLOCKLEN * (bs->md_start + page_num); 3841 page = (struct spdk_blob_md_page *)&g_dev_buffer[index]; 3842 page->sequence_num = 1; 3843 page->crc = blob_md_page_calc_crc(page); 3844 3845 free_clusters = spdk_bs_free_cluster_count(bs); 3846 3847 ut_bs_dirty_load(&bs, NULL); 3848 3849 spdk_bs_open_blob(bs, blobid2, blob_op_with_handle_complete, NULL); 3850 poll_threads(); 3851 CU_ASSERT(g_bserrno != 0); 3852 CU_ASSERT(g_blob == NULL); 3853 3854 spdk_bs_open_blob(bs, blobid3, blob_op_with_handle_complete, NULL); 3855 poll_threads(); 3856 CU_ASSERT(g_bserrno == 0); 3857 CU_ASSERT(g_blob != NULL); 3858 blob = g_blob; 3859 3860 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 3861 } 3862 3863 static void 3864 blob_flags(void) 3865 { 3866 struct spdk_blob_store *bs = g_bs; 3867 spdk_blob_id blobid_invalid, blobid_data_ro, blobid_md_ro; 3868 struct spdk_blob *blob_invalid, *blob_data_ro, *blob_md_ro; 3869 struct spdk_blob_opts blob_opts; 3870 int rc; 3871 3872 /* Create three blobs - one each for testing invalid, data_ro and md_ro flags. */ 3873 blob_invalid = ut_blob_create_and_open(bs, NULL); 3874 blobid_invalid = spdk_blob_get_id(blob_invalid); 3875 3876 blob_data_ro = ut_blob_create_and_open(bs, NULL); 3877 blobid_data_ro = spdk_blob_get_id(blob_data_ro); 3878 3879 ut_spdk_blob_opts_init(&blob_opts); 3880 blob_opts.clear_method = BLOB_CLEAR_WITH_WRITE_ZEROES; 3881 blob_md_ro = ut_blob_create_and_open(bs, &blob_opts); 3882 blobid_md_ro = spdk_blob_get_id(blob_md_ro); 3883 CU_ASSERT((blob_md_ro->md_ro_flags & SPDK_BLOB_MD_RO_FLAGS_MASK) == BLOB_CLEAR_WITH_WRITE_ZEROES); 3884 3885 /* Change the size of blob_data_ro to check if flags are serialized 3886 * when blob has non zero number of extents */ 3887 spdk_blob_resize(blob_data_ro, 10, blob_op_complete, NULL); 3888 poll_threads(); 3889 CU_ASSERT(g_bserrno == 0); 3890 3891 /* Set the xattr to check if flags are serialized 3892 * when blob has non zero number of xattrs */ 3893 rc = spdk_blob_set_xattr(blob_md_ro, "name", "log.txt", strlen("log.txt") + 1); 3894 CU_ASSERT(rc == 0); 3895 3896 blob_invalid->invalid_flags = (1ULL << 63); 3897 blob_invalid->state = SPDK_BLOB_STATE_DIRTY; 3898 blob_data_ro->data_ro_flags = (1ULL << 62); 3899 blob_data_ro->state = SPDK_BLOB_STATE_DIRTY; 3900 blob_md_ro->md_ro_flags = (1ULL << 61); 3901 blob_md_ro->state = SPDK_BLOB_STATE_DIRTY; 3902 3903 g_bserrno = -1; 3904 spdk_blob_sync_md(blob_invalid, blob_op_complete, NULL); 3905 poll_threads(); 3906 CU_ASSERT(g_bserrno == 0); 3907 g_bserrno = -1; 3908 spdk_blob_sync_md(blob_data_ro, blob_op_complete, NULL); 3909 poll_threads(); 3910 CU_ASSERT(g_bserrno == 0); 3911 g_bserrno = -1; 3912 spdk_blob_sync_md(blob_md_ro, blob_op_complete, NULL); 3913 poll_threads(); 3914 CU_ASSERT(g_bserrno == 0); 3915 3916 g_bserrno = -1; 3917 spdk_blob_close(blob_invalid, blob_op_complete, NULL); 3918 poll_threads(); 3919 CU_ASSERT(g_bserrno == 0); 3920 blob_invalid = NULL; 3921 g_bserrno = -1; 3922 spdk_blob_close(blob_data_ro, blob_op_complete, NULL); 3923 poll_threads(); 3924 CU_ASSERT(g_bserrno == 0); 3925 blob_data_ro = NULL; 3926 g_bserrno = -1; 3927 spdk_blob_close(blob_md_ro, blob_op_complete, NULL); 3928 poll_threads(); 3929 CU_ASSERT(g_bserrno == 0); 3930 blob_md_ro = NULL; 3931 3932 g_blob = NULL; 3933 g_blobid = SPDK_BLOBID_INVALID; 3934 3935 ut_bs_reload(&bs, NULL); 3936 3937 g_blob = NULL; 3938 g_bserrno = 0; 3939 spdk_bs_open_blob(bs, blobid_invalid, blob_op_with_handle_complete, NULL); 3940 poll_threads(); 3941 CU_ASSERT(g_bserrno != 0); 3942 CU_ASSERT(g_blob == NULL); 3943 3944 g_blob = NULL; 3945 g_bserrno = -1; 3946 spdk_bs_open_blob(bs, blobid_data_ro, blob_op_with_handle_complete, NULL); 3947 poll_threads(); 3948 CU_ASSERT(g_bserrno == 0); 3949 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 3950 blob_data_ro = g_blob; 3951 /* If an unknown data_ro flag was found, the blob should be marked both data and md read-only. */ 3952 CU_ASSERT(blob_data_ro->data_ro == true); 3953 CU_ASSERT(blob_data_ro->md_ro == true); 3954 CU_ASSERT(spdk_blob_get_num_clusters(blob_data_ro) == 10); 3955 3956 g_blob = NULL; 3957 g_bserrno = -1; 3958 spdk_bs_open_blob(bs, blobid_md_ro, blob_op_with_handle_complete, NULL); 3959 poll_threads(); 3960 CU_ASSERT(g_bserrno == 0); 3961 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 3962 blob_md_ro = g_blob; 3963 CU_ASSERT(blob_md_ro->data_ro == false); 3964 CU_ASSERT(blob_md_ro->md_ro == true); 3965 3966 g_bserrno = -1; 3967 spdk_blob_sync_md(blob_md_ro, blob_op_complete, NULL); 3968 poll_threads(); 3969 CU_ASSERT(g_bserrno == 0); 3970 3971 ut_blob_close_and_delete(bs, blob_data_ro); 3972 ut_blob_close_and_delete(bs, blob_md_ro); 3973 } 3974 3975 static void 3976 bs_version(void) 3977 { 3978 struct spdk_bs_super_block *super; 3979 struct spdk_blob_store *bs = g_bs; 3980 struct spdk_bs_dev *dev; 3981 struct spdk_blob *blob; 3982 struct spdk_blob_opts blob_opts; 3983 spdk_blob_id blobid; 3984 3985 /* Unload the blob store */ 3986 spdk_bs_unload(bs, bs_op_complete, NULL); 3987 poll_threads(); 3988 CU_ASSERT(g_bserrno == 0); 3989 g_bs = NULL; 3990 3991 /* 3992 * Change the bs version on disk. This will allow us to 3993 * test that the version does not get modified automatically 3994 * when loading and unloading the blobstore. 3995 */ 3996 super = (struct spdk_bs_super_block *)&g_dev_buffer[0]; 3997 CU_ASSERT(super->version == SPDK_BS_VERSION); 3998 CU_ASSERT(super->clean == 1); 3999 super->version = 2; 4000 /* 4001 * Version 2 metadata does not have a used blobid mask, so clear 4002 * those fields in the super block and zero the corresponding 4003 * region on "disk". We will use this to ensure blob IDs are 4004 * correctly reconstructed. 4005 */ 4006 memset(&g_dev_buffer[super->used_blobid_mask_start * SPDK_BS_PAGE_SIZE], 0, 4007 super->used_blobid_mask_len * SPDK_BS_PAGE_SIZE); 4008 super->used_blobid_mask_start = 0; 4009 super->used_blobid_mask_len = 0; 4010 super->crc = blob_md_page_calc_crc(super); 4011 4012 /* Load an existing blob store */ 4013 dev = init_dev(); 4014 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 4015 poll_threads(); 4016 CU_ASSERT(g_bserrno == 0); 4017 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4018 CU_ASSERT(super->clean == 1); 4019 bs = g_bs; 4020 4021 /* 4022 * Create a blob - just to make sure that when we unload it 4023 * results in writing the super block (since metadata pages 4024 * were allocated. 4025 */ 4026 ut_spdk_blob_opts_init(&blob_opts); 4027 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 4028 poll_threads(); 4029 CU_ASSERT(g_bserrno == 0); 4030 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 4031 blobid = g_blobid; 4032 4033 /* Unload the blob store */ 4034 spdk_bs_unload(bs, bs_op_complete, NULL); 4035 poll_threads(); 4036 CU_ASSERT(g_bserrno == 0); 4037 g_bs = NULL; 4038 CU_ASSERT(super->version == 2); 4039 CU_ASSERT(super->used_blobid_mask_start == 0); 4040 CU_ASSERT(super->used_blobid_mask_len == 0); 4041 4042 dev = init_dev(); 4043 spdk_bs_load(dev, NULL, bs_op_with_handle_complete, NULL); 4044 poll_threads(); 4045 CU_ASSERT(g_bserrno == 0); 4046 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4047 bs = g_bs; 4048 4049 g_blob = NULL; 4050 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 4051 poll_threads(); 4052 CU_ASSERT(g_bserrno == 0); 4053 CU_ASSERT(g_blob != NULL); 4054 blob = g_blob; 4055 4056 ut_blob_close_and_delete(bs, blob); 4057 4058 CU_ASSERT(super->version == 2); 4059 CU_ASSERT(super->used_blobid_mask_start == 0); 4060 CU_ASSERT(super->used_blobid_mask_len == 0); 4061 } 4062 4063 static void 4064 blob_set_xattrs_test(void) 4065 { 4066 struct spdk_blob_store *bs = g_bs; 4067 struct spdk_blob *blob; 4068 struct spdk_blob_opts opts; 4069 const void *value; 4070 size_t value_len; 4071 char *xattr; 4072 size_t xattr_length; 4073 int rc; 4074 4075 /* Create blob with extra attributes */ 4076 ut_spdk_blob_opts_init(&opts); 4077 4078 opts.xattrs.names = g_xattr_names; 4079 opts.xattrs.get_value = _get_xattr_value; 4080 opts.xattrs.count = 3; 4081 opts.xattrs.ctx = &g_ctx; 4082 4083 blob = ut_blob_create_and_open(bs, &opts); 4084 4085 /* Get the xattrs */ 4086 value = NULL; 4087 4088 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[0], &value, &value_len); 4089 CU_ASSERT(rc == 0); 4090 SPDK_CU_ASSERT_FATAL(value != NULL); 4091 CU_ASSERT(value_len == strlen(g_xattr_values[0])); 4092 CU_ASSERT_NSTRING_EQUAL_FATAL(value, g_xattr_values[0], value_len); 4093 4094 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[1], &value, &value_len); 4095 CU_ASSERT(rc == 0); 4096 SPDK_CU_ASSERT_FATAL(value != NULL); 4097 CU_ASSERT(value_len == strlen(g_xattr_values[1])); 4098 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[1], value_len); 4099 4100 rc = spdk_blob_get_xattr_value(blob, g_xattr_names[2], &value, &value_len); 4101 CU_ASSERT(rc == 0); 4102 SPDK_CU_ASSERT_FATAL(value != NULL); 4103 CU_ASSERT(value_len == strlen(g_xattr_values[2])); 4104 CU_ASSERT_NSTRING_EQUAL((char *)value, g_xattr_values[2], value_len); 4105 4106 /* Try to get non existing attribute */ 4107 4108 rc = spdk_blob_get_xattr_value(blob, "foobar", &value, &value_len); 4109 CU_ASSERT(rc == -ENOENT); 4110 4111 /* Try xattr exceeding maximum length of descriptor in single page */ 4112 xattr_length = SPDK_BS_MAX_DESC_SIZE - sizeof(struct spdk_blob_md_descriptor_xattr) - 4113 strlen("large_xattr") + 1; 4114 xattr = calloc(xattr_length, sizeof(char)); 4115 SPDK_CU_ASSERT_FATAL(xattr != NULL); 4116 rc = spdk_blob_set_xattr(blob, "large_xattr", xattr, xattr_length); 4117 free(xattr); 4118 SPDK_CU_ASSERT_FATAL(rc == -ENOMEM); 4119 4120 spdk_blob_close(blob, blob_op_complete, NULL); 4121 poll_threads(); 4122 CU_ASSERT(g_bserrno == 0); 4123 blob = NULL; 4124 g_blob = NULL; 4125 g_blobid = SPDK_BLOBID_INVALID; 4126 4127 /* NULL callback */ 4128 ut_spdk_blob_opts_init(&opts); 4129 opts.xattrs.names = g_xattr_names; 4130 opts.xattrs.get_value = NULL; 4131 opts.xattrs.count = 1; 4132 opts.xattrs.ctx = &g_ctx; 4133 4134 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 4135 poll_threads(); 4136 CU_ASSERT(g_bserrno == -EINVAL); 4137 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 4138 4139 /* NULL values */ 4140 ut_spdk_blob_opts_init(&opts); 4141 opts.xattrs.names = g_xattr_names; 4142 opts.xattrs.get_value = _get_xattr_value_null; 4143 opts.xattrs.count = 1; 4144 opts.xattrs.ctx = NULL; 4145 4146 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 4147 poll_threads(); 4148 CU_ASSERT(g_bserrno == -EINVAL); 4149 } 4150 4151 static void 4152 blob_thin_prov_alloc(void) 4153 { 4154 struct spdk_blob_store *bs = g_bs; 4155 struct spdk_blob *blob; 4156 struct spdk_blob_opts opts; 4157 spdk_blob_id blobid; 4158 uint64_t free_clusters; 4159 4160 free_clusters = spdk_bs_free_cluster_count(bs); 4161 4162 /* Set blob as thin provisioned */ 4163 ut_spdk_blob_opts_init(&opts); 4164 opts.thin_provision = true; 4165 4166 blob = ut_blob_create_and_open(bs, &opts); 4167 blobid = spdk_blob_get_id(blob); 4168 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4169 4170 CU_ASSERT(blob->active.num_clusters == 0); 4171 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 0); 4172 4173 /* The blob started at 0 clusters. Resize it to be 5, but still unallocated. */ 4174 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 4175 poll_threads(); 4176 CU_ASSERT(g_bserrno == 0); 4177 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4178 CU_ASSERT(blob->active.num_clusters == 5); 4179 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 4180 4181 /* Grow it to 1TB - still unallocated */ 4182 spdk_blob_resize(blob, 262144, blob_op_complete, NULL); 4183 poll_threads(); 4184 CU_ASSERT(g_bserrno == 0); 4185 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4186 CU_ASSERT(blob->active.num_clusters == 262144); 4187 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 262144); 4188 4189 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4190 poll_threads(); 4191 CU_ASSERT(g_bserrno == 0); 4192 /* Sync must not change anything */ 4193 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4194 CU_ASSERT(blob->active.num_clusters == 262144); 4195 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 262144); 4196 /* Since clusters are not allocated, 4197 * number of metadata pages is expected to be minimal. 4198 */ 4199 CU_ASSERT(blob->active.num_pages == 1); 4200 4201 /* Shrink the blob to 3 clusters - still unallocated */ 4202 spdk_blob_resize(blob, 3, blob_op_complete, NULL); 4203 poll_threads(); 4204 CU_ASSERT(g_bserrno == 0); 4205 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4206 CU_ASSERT(blob->active.num_clusters == 3); 4207 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 3); 4208 4209 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4210 poll_threads(); 4211 CU_ASSERT(g_bserrno == 0); 4212 /* Sync must not change anything */ 4213 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4214 CU_ASSERT(blob->active.num_clusters == 3); 4215 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 3); 4216 4217 spdk_blob_close(blob, blob_op_complete, NULL); 4218 poll_threads(); 4219 CU_ASSERT(g_bserrno == 0); 4220 4221 ut_bs_reload(&bs, NULL); 4222 4223 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 4224 poll_threads(); 4225 CU_ASSERT(g_bserrno == 0); 4226 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 4227 blob = g_blob; 4228 4229 /* Check that clusters allocation and size is still the same */ 4230 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4231 CU_ASSERT(blob->active.num_clusters == 3); 4232 4233 ut_blob_close_and_delete(bs, blob); 4234 } 4235 4236 static void 4237 blob_insert_cluster_msg_test(void) 4238 { 4239 struct spdk_blob_store *bs = g_bs; 4240 struct spdk_blob *blob; 4241 struct spdk_blob_opts opts; 4242 struct spdk_blob_md_page page = {}; 4243 spdk_blob_id blobid; 4244 uint64_t free_clusters; 4245 uint64_t new_cluster = 0; 4246 uint32_t cluster_num = 3; 4247 uint32_t extent_page = 0; 4248 4249 free_clusters = spdk_bs_free_cluster_count(bs); 4250 4251 /* Set blob as thin provisioned */ 4252 ut_spdk_blob_opts_init(&opts); 4253 opts.thin_provision = true; 4254 opts.num_clusters = 4; 4255 4256 blob = ut_blob_create_and_open(bs, &opts); 4257 blobid = spdk_blob_get_id(blob); 4258 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4259 4260 CU_ASSERT(blob->active.num_clusters == 4); 4261 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 4); 4262 CU_ASSERT(blob->active.clusters[cluster_num] == 0); 4263 4264 /* Specify cluster_num to allocate and new_cluster will be returned to insert on md_thread. 4265 * This is to simulate behaviour when cluster is allocated after blob creation. 4266 * Such as _spdk_bs_allocate_and_copy_cluster(). */ 4267 spdk_spin_lock(&bs->used_lock); 4268 bs_allocate_cluster(blob, cluster_num, &new_cluster, &extent_page, false); 4269 CU_ASSERT(blob->active.clusters[cluster_num] == 0); 4270 spdk_spin_unlock(&bs->used_lock); 4271 4272 blob_insert_cluster_on_md_thread(blob, cluster_num, new_cluster, extent_page, &page, 4273 blob_op_complete, NULL); 4274 poll_threads(); 4275 4276 CU_ASSERT(blob->active.clusters[cluster_num] != 0); 4277 4278 spdk_blob_close(blob, blob_op_complete, NULL); 4279 poll_threads(); 4280 CU_ASSERT(g_bserrno == 0); 4281 4282 ut_bs_reload(&bs, NULL); 4283 4284 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 4285 poll_threads(); 4286 CU_ASSERT(g_bserrno == 0); 4287 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 4288 blob = g_blob; 4289 4290 CU_ASSERT(blob->active.clusters[cluster_num] != 0); 4291 4292 ut_blob_close_and_delete(bs, blob); 4293 } 4294 4295 static void 4296 blob_thin_prov_rw(void) 4297 { 4298 static const uint8_t zero[10 * 4096] = { 0 }; 4299 struct spdk_blob_store *bs = g_bs; 4300 struct spdk_blob *blob, *blob_id0; 4301 struct spdk_io_channel *channel, *channel_thread1; 4302 struct spdk_blob_opts opts; 4303 uint64_t free_clusters; 4304 uint64_t page_size; 4305 uint8_t payload_read[10 * 4096]; 4306 uint8_t payload_write[10 * 4096]; 4307 uint64_t write_bytes; 4308 uint64_t read_bytes; 4309 4310 free_clusters = spdk_bs_free_cluster_count(bs); 4311 page_size = spdk_bs_get_page_size(bs); 4312 4313 channel = spdk_bs_alloc_io_channel(bs); 4314 CU_ASSERT(channel != NULL); 4315 4316 ut_spdk_blob_opts_init(&opts); 4317 opts.thin_provision = true; 4318 4319 /* Create and delete blob at md page 0, so that next md page allocation 4320 * for extent will use that. */ 4321 blob_id0 = ut_blob_create_and_open(bs, &opts); 4322 blob = ut_blob_create_and_open(bs, &opts); 4323 ut_blob_close_and_delete(bs, blob_id0); 4324 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4325 4326 CU_ASSERT(blob->active.num_clusters == 0); 4327 4328 /* The blob started at 0 clusters. Resize it to be 5, but still unallocated. */ 4329 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 4330 poll_threads(); 4331 CU_ASSERT(g_bserrno == 0); 4332 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4333 CU_ASSERT(blob->active.num_clusters == 5); 4334 4335 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4336 poll_threads(); 4337 CU_ASSERT(g_bserrno == 0); 4338 /* Sync must not change anything */ 4339 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4340 CU_ASSERT(blob->active.num_clusters == 5); 4341 4342 /* Payload should be all zeros from unallocated clusters */ 4343 memset(payload_read, 0xFF, sizeof(payload_read)); 4344 spdk_blob_io_read(blob, channel, payload_read, 4, 10, blob_op_complete, NULL); 4345 poll_threads(); 4346 CU_ASSERT(g_bserrno == 0); 4347 CU_ASSERT(memcmp(zero, payload_read, 10 * 4096) == 0); 4348 4349 write_bytes = g_dev_write_bytes; 4350 read_bytes = g_dev_read_bytes; 4351 4352 /* Perform write on thread 1. That will allocate cluster on thread 0 via send_msg */ 4353 set_thread(1); 4354 channel_thread1 = spdk_bs_alloc_io_channel(bs); 4355 CU_ASSERT(channel_thread1 != NULL); 4356 memset(payload_write, 0xE5, sizeof(payload_write)); 4357 spdk_blob_io_write(blob, channel_thread1, payload_write, 4, 10, blob_op_complete, NULL); 4358 CU_ASSERT(free_clusters - 1 == spdk_bs_free_cluster_count(bs)); 4359 /* Perform write on thread 0. That will try to allocate cluster, 4360 * but fail due to another thread issuing the cluster allocation first. */ 4361 set_thread(0); 4362 memset(payload_write, 0xE5, sizeof(payload_write)); 4363 spdk_blob_io_write(blob, channel, payload_write, 4, 10, blob_op_complete, NULL); 4364 CU_ASSERT(free_clusters - 2 == spdk_bs_free_cluster_count(bs)); 4365 poll_threads(); 4366 CU_ASSERT(g_bserrno == 0); 4367 CU_ASSERT(free_clusters - 1 == spdk_bs_free_cluster_count(bs)); 4368 /* For thin-provisioned blob we need to write 20 pages plus one page metadata and 4369 * read 0 bytes */ 4370 if (g_use_extent_table) { 4371 /* Add one more page for EXTENT_PAGE write */ 4372 CU_ASSERT(g_dev_write_bytes - write_bytes == page_size * 22); 4373 } else { 4374 CU_ASSERT(g_dev_write_bytes - write_bytes == page_size * 21); 4375 } 4376 CU_ASSERT(g_dev_read_bytes - read_bytes == 0); 4377 4378 spdk_blob_io_read(blob, channel, payload_read, 4, 10, blob_op_complete, NULL); 4379 poll_threads(); 4380 CU_ASSERT(g_bserrno == 0); 4381 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4382 4383 ut_blob_close_and_delete(bs, blob); 4384 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4385 4386 set_thread(1); 4387 spdk_bs_free_io_channel(channel_thread1); 4388 set_thread(0); 4389 spdk_bs_free_io_channel(channel); 4390 poll_threads(); 4391 g_blob = NULL; 4392 g_blobid = 0; 4393 } 4394 4395 static void 4396 blob_thin_prov_write_count_io(void) 4397 { 4398 struct spdk_blob_store *bs; 4399 struct spdk_blob *blob; 4400 struct spdk_io_channel *ch; 4401 struct spdk_bs_dev *dev; 4402 struct spdk_bs_opts bs_opts; 4403 struct spdk_blob_opts opts; 4404 uint64_t free_clusters; 4405 uint64_t page_size; 4406 uint8_t payload_write[4096]; 4407 uint64_t write_bytes; 4408 uint64_t read_bytes; 4409 const uint32_t CLUSTER_SZ = 16384; 4410 uint32_t pages_per_cluster; 4411 uint32_t pages_per_extent_page; 4412 uint32_t i; 4413 4414 /* Use a very small cluster size for this test. This ensures we need multiple 4415 * extent pages to hold all of the clusters even for relatively small blobs like 4416 * we are restricted to for the unit tests (i.e. we don't want to allocate multi-GB 4417 * buffers). 4418 */ 4419 dev = init_dev(); 4420 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 4421 bs_opts.cluster_sz = CLUSTER_SZ; 4422 4423 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 4424 poll_threads(); 4425 CU_ASSERT(g_bserrno == 0); 4426 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4427 bs = g_bs; 4428 4429 free_clusters = spdk_bs_free_cluster_count(bs); 4430 page_size = spdk_bs_get_page_size(bs); 4431 pages_per_cluster = CLUSTER_SZ / page_size; 4432 pages_per_extent_page = SPDK_EXTENTS_PER_EP * pages_per_cluster; 4433 4434 ch = spdk_bs_alloc_io_channel(bs); 4435 SPDK_CU_ASSERT_FATAL(ch != NULL); 4436 4437 ut_spdk_blob_opts_init(&opts); 4438 opts.thin_provision = true; 4439 4440 blob = ut_blob_create_and_open(bs, &opts); 4441 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4442 4443 /* Resize the blob so that it will require 8 extent pages to hold all of 4444 * the clusters. 4445 */ 4446 g_bserrno = -1; 4447 spdk_blob_resize(blob, SPDK_EXTENTS_PER_EP * 8, blob_op_complete, NULL); 4448 poll_threads(); 4449 CU_ASSERT(g_bserrno == 0); 4450 4451 g_bserrno = -1; 4452 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4453 poll_threads(); 4454 CU_ASSERT(g_bserrno == 0); 4455 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4456 CU_ASSERT(blob->active.num_clusters == SPDK_EXTENTS_PER_EP * 8); 4457 4458 memset(payload_write, 0, sizeof(payload_write)); 4459 for (i = 0; i < 8; i++) { 4460 write_bytes = g_dev_write_bytes; 4461 read_bytes = g_dev_read_bytes; 4462 4463 g_bserrno = -1; 4464 spdk_blob_io_write(blob, ch, payload_write, pages_per_extent_page * i, 1, blob_op_complete, NULL); 4465 poll_threads(); 4466 CU_ASSERT(g_bserrno == 0); 4467 CU_ASSERT(free_clusters - (2 * i + 1) == spdk_bs_free_cluster_count(bs)); 4468 4469 CU_ASSERT(g_dev_read_bytes == read_bytes); 4470 if (!g_use_extent_table) { 4471 /* For legacy metadata, we should have written two pages - one for the 4472 * write I/O itself, another for the blob's primary metadata. 4473 */ 4474 CU_ASSERT((g_dev_write_bytes - write_bytes) / page_size == 2); 4475 } else { 4476 /* For extent table metadata, we should have written three pages - one 4477 * for the write I/O, one for the extent page, one for the blob's primary 4478 * metadata. 4479 */ 4480 CU_ASSERT((g_dev_write_bytes - write_bytes) / page_size == 3); 4481 } 4482 4483 /* The write should have synced the metadata already. Do another sync here 4484 * just to confirm. 4485 */ 4486 write_bytes = g_dev_write_bytes; 4487 read_bytes = g_dev_read_bytes; 4488 4489 g_bserrno = -1; 4490 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4491 poll_threads(); 4492 CU_ASSERT(g_bserrno == 0); 4493 CU_ASSERT(free_clusters - (2 * i + 1) == spdk_bs_free_cluster_count(bs)); 4494 4495 CU_ASSERT(g_dev_read_bytes == read_bytes); 4496 CU_ASSERT(g_dev_write_bytes == write_bytes); 4497 4498 /* Now write to another unallocated cluster that is part of the same extent page. */ 4499 g_bserrno = -1; 4500 spdk_blob_io_write(blob, ch, payload_write, pages_per_extent_page * i + pages_per_cluster, 4501 1, blob_op_complete, NULL); 4502 poll_threads(); 4503 CU_ASSERT(g_bserrno == 0); 4504 CU_ASSERT(free_clusters - (2 * i + 2) == spdk_bs_free_cluster_count(bs)); 4505 4506 CU_ASSERT(g_dev_read_bytes == read_bytes); 4507 /* 4508 * For legacy metadata, we should have written the I/O and the primary metadata page. 4509 * For extent table metadata, we should have written the I/O and the extent metadata page. 4510 */ 4511 CU_ASSERT((g_dev_write_bytes - write_bytes) / page_size == 2); 4512 } 4513 4514 ut_blob_close_and_delete(bs, blob); 4515 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4516 4517 spdk_bs_free_io_channel(ch); 4518 poll_threads(); 4519 g_blob = NULL; 4520 g_blobid = 0; 4521 4522 spdk_bs_unload(bs, bs_op_complete, NULL); 4523 poll_threads(); 4524 CU_ASSERT(g_bserrno == 0); 4525 g_bs = NULL; 4526 } 4527 4528 static void 4529 blob_thin_prov_rle(void) 4530 { 4531 static const uint8_t zero[10 * 4096] = { 0 }; 4532 struct spdk_blob_store *bs = g_bs; 4533 struct spdk_blob *blob; 4534 struct spdk_io_channel *channel; 4535 struct spdk_blob_opts opts; 4536 spdk_blob_id blobid; 4537 uint64_t free_clusters; 4538 uint64_t page_size; 4539 uint8_t payload_read[10 * 4096]; 4540 uint8_t payload_write[10 * 4096]; 4541 uint64_t write_bytes; 4542 uint64_t read_bytes; 4543 uint64_t io_unit; 4544 4545 free_clusters = spdk_bs_free_cluster_count(bs); 4546 page_size = spdk_bs_get_page_size(bs); 4547 4548 ut_spdk_blob_opts_init(&opts); 4549 opts.thin_provision = true; 4550 opts.num_clusters = 5; 4551 4552 blob = ut_blob_create_and_open(bs, &opts); 4553 blobid = spdk_blob_get_id(blob); 4554 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4555 4556 channel = spdk_bs_alloc_io_channel(bs); 4557 CU_ASSERT(channel != NULL); 4558 4559 /* Target specifically second cluster in a blob as first allocation */ 4560 io_unit = bs_cluster_to_page(bs, 1) * bs_io_unit_per_page(bs); 4561 4562 /* Payload should be all zeros from unallocated clusters */ 4563 memset(payload_read, 0xFF, sizeof(payload_read)); 4564 spdk_blob_io_read(blob, channel, payload_read, io_unit, 10, blob_op_complete, NULL); 4565 poll_threads(); 4566 CU_ASSERT(g_bserrno == 0); 4567 CU_ASSERT(memcmp(zero, payload_read, 10 * 4096) == 0); 4568 4569 write_bytes = g_dev_write_bytes; 4570 read_bytes = g_dev_read_bytes; 4571 4572 /* Issue write to second cluster in a blob */ 4573 memset(payload_write, 0xE5, sizeof(payload_write)); 4574 spdk_blob_io_write(blob, channel, payload_write, io_unit, 10, blob_op_complete, NULL); 4575 poll_threads(); 4576 CU_ASSERT(g_bserrno == 0); 4577 CU_ASSERT(free_clusters - 1 == spdk_bs_free_cluster_count(bs)); 4578 /* For thin-provisioned blob we need to write 10 pages plus one page metadata and 4579 * read 0 bytes */ 4580 if (g_use_extent_table) { 4581 /* Add one more page for EXTENT_PAGE write */ 4582 CU_ASSERT(g_dev_write_bytes - write_bytes == page_size * 12); 4583 } else { 4584 CU_ASSERT(g_dev_write_bytes - write_bytes == page_size * 11); 4585 } 4586 CU_ASSERT(g_dev_read_bytes - read_bytes == 0); 4587 4588 spdk_blob_io_read(blob, channel, payload_read, io_unit, 10, blob_op_complete, NULL); 4589 poll_threads(); 4590 CU_ASSERT(g_bserrno == 0); 4591 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4592 4593 spdk_bs_free_io_channel(channel); 4594 poll_threads(); 4595 4596 spdk_blob_close(blob, blob_op_complete, NULL); 4597 poll_threads(); 4598 CU_ASSERT(g_bserrno == 0); 4599 4600 ut_bs_reload(&bs, NULL); 4601 4602 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 4603 poll_threads(); 4604 CU_ASSERT(g_bserrno == 0); 4605 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 4606 blob = g_blob; 4607 4608 channel = spdk_bs_alloc_io_channel(bs); 4609 CU_ASSERT(channel != NULL); 4610 4611 /* Read second cluster after blob reload to confirm data written */ 4612 spdk_blob_io_read(blob, channel, payload_read, io_unit, 10, blob_op_complete, NULL); 4613 poll_threads(); 4614 CU_ASSERT(g_bserrno == 0); 4615 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4616 4617 spdk_bs_free_io_channel(channel); 4618 poll_threads(); 4619 4620 ut_blob_close_and_delete(bs, blob); 4621 } 4622 4623 static void 4624 blob_thin_prov_rw_iov(void) 4625 { 4626 static const uint8_t zero[10 * 4096] = { 0 }; 4627 struct spdk_blob_store *bs = g_bs; 4628 struct spdk_blob *blob; 4629 struct spdk_io_channel *channel; 4630 struct spdk_blob_opts opts; 4631 uint64_t free_clusters; 4632 uint8_t payload_read[10 * 4096]; 4633 uint8_t payload_write[10 * 4096]; 4634 struct iovec iov_read[3]; 4635 struct iovec iov_write[3]; 4636 4637 free_clusters = spdk_bs_free_cluster_count(bs); 4638 4639 channel = spdk_bs_alloc_io_channel(bs); 4640 CU_ASSERT(channel != NULL); 4641 4642 ut_spdk_blob_opts_init(&opts); 4643 opts.thin_provision = true; 4644 4645 blob = ut_blob_create_and_open(bs, &opts); 4646 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4647 4648 CU_ASSERT(blob->active.num_clusters == 0); 4649 4650 /* The blob started at 0 clusters. Resize it to be 5, but still unallocated. */ 4651 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 4652 poll_threads(); 4653 CU_ASSERT(g_bserrno == 0); 4654 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4655 CU_ASSERT(blob->active.num_clusters == 5); 4656 4657 spdk_blob_sync_md(blob, blob_op_complete, NULL); 4658 poll_threads(); 4659 CU_ASSERT(g_bserrno == 0); 4660 /* Sync must not change anything */ 4661 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4662 CU_ASSERT(blob->active.num_clusters == 5); 4663 4664 /* Payload should be all zeros from unallocated clusters */ 4665 memset(payload_read, 0xAA, sizeof(payload_read)); 4666 iov_read[0].iov_base = payload_read; 4667 iov_read[0].iov_len = 3 * 4096; 4668 iov_read[1].iov_base = payload_read + 3 * 4096; 4669 iov_read[1].iov_len = 4 * 4096; 4670 iov_read[2].iov_base = payload_read + 7 * 4096; 4671 iov_read[2].iov_len = 3 * 4096; 4672 spdk_blob_io_readv(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL); 4673 poll_threads(); 4674 CU_ASSERT(g_bserrno == 0); 4675 CU_ASSERT(memcmp(zero, payload_read, 10 * 4096) == 0); 4676 4677 memset(payload_write, 0xE5, sizeof(payload_write)); 4678 iov_write[0].iov_base = payload_write; 4679 iov_write[0].iov_len = 1 * 4096; 4680 iov_write[1].iov_base = payload_write + 1 * 4096; 4681 iov_write[1].iov_len = 5 * 4096; 4682 iov_write[2].iov_base = payload_write + 6 * 4096; 4683 iov_write[2].iov_len = 4 * 4096; 4684 4685 spdk_blob_io_writev(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL); 4686 poll_threads(); 4687 CU_ASSERT(g_bserrno == 0); 4688 4689 memset(payload_read, 0xAA, sizeof(payload_read)); 4690 iov_read[0].iov_base = payload_read; 4691 iov_read[0].iov_len = 3 * 4096; 4692 iov_read[1].iov_base = payload_read + 3 * 4096; 4693 iov_read[1].iov_len = 4 * 4096; 4694 iov_read[2].iov_base = payload_read + 7 * 4096; 4695 iov_read[2].iov_len = 3 * 4096; 4696 spdk_blob_io_readv(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL); 4697 poll_threads(); 4698 CU_ASSERT(g_bserrno == 0); 4699 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4700 4701 spdk_bs_free_io_channel(channel); 4702 poll_threads(); 4703 4704 ut_blob_close_and_delete(bs, blob); 4705 } 4706 4707 struct iter_ctx { 4708 int current_iter; 4709 spdk_blob_id blobid[4]; 4710 }; 4711 4712 static void 4713 test_iter(void *arg, struct spdk_blob *blob, int bserrno) 4714 { 4715 struct iter_ctx *iter_ctx = arg; 4716 spdk_blob_id blobid; 4717 4718 CU_ASSERT(bserrno == 0); 4719 blobid = spdk_blob_get_id(blob); 4720 CU_ASSERT(blobid == iter_ctx->blobid[iter_ctx->current_iter++]); 4721 } 4722 4723 static void 4724 bs_load_iter_test(void) 4725 { 4726 struct spdk_blob_store *bs; 4727 struct spdk_bs_dev *dev; 4728 struct iter_ctx iter_ctx = { 0 }; 4729 struct spdk_blob *blob; 4730 int i, rc; 4731 struct spdk_bs_opts opts; 4732 4733 dev = init_dev(); 4734 spdk_bs_opts_init(&opts, sizeof(opts)); 4735 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 4736 4737 /* Initialize a new blob store */ 4738 spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL); 4739 poll_threads(); 4740 CU_ASSERT(g_bserrno == 0); 4741 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4742 bs = g_bs; 4743 4744 for (i = 0; i < 4; i++) { 4745 blob = ut_blob_create_and_open(bs, NULL); 4746 iter_ctx.blobid[i] = spdk_blob_get_id(blob); 4747 4748 /* Just save the blobid as an xattr for testing purposes. */ 4749 rc = spdk_blob_set_xattr(blob, "blobid", &iter_ctx.blobid[i], sizeof(spdk_blob_id)); 4750 CU_ASSERT(rc == 0); 4751 4752 /* Resize the blob */ 4753 spdk_blob_resize(blob, i, blob_op_complete, NULL); 4754 poll_threads(); 4755 CU_ASSERT(g_bserrno == 0); 4756 4757 spdk_blob_close(blob, blob_op_complete, NULL); 4758 poll_threads(); 4759 CU_ASSERT(g_bserrno == 0); 4760 } 4761 4762 g_bserrno = -1; 4763 spdk_bs_unload(bs, bs_op_complete, NULL); 4764 poll_threads(); 4765 CU_ASSERT(g_bserrno == 0); 4766 4767 dev = init_dev(); 4768 spdk_bs_opts_init(&opts, sizeof(opts)); 4769 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 4770 opts.iter_cb_fn = test_iter; 4771 opts.iter_cb_arg = &iter_ctx; 4772 4773 /* Test blob iteration during load after a clean shutdown. */ 4774 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 4775 poll_threads(); 4776 CU_ASSERT(g_bserrno == 0); 4777 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4778 bs = g_bs; 4779 4780 /* Dirty shutdown */ 4781 bs_free(bs); 4782 4783 dev = init_dev(); 4784 spdk_bs_opts_init(&opts, sizeof(opts)); 4785 snprintf(opts.bstype.bstype, sizeof(opts.bstype.bstype), "TESTTYPE"); 4786 opts.iter_cb_fn = test_iter; 4787 iter_ctx.current_iter = 0; 4788 opts.iter_cb_arg = &iter_ctx; 4789 4790 /* Test blob iteration during load after a dirty shutdown. */ 4791 spdk_bs_load(dev, &opts, bs_op_with_handle_complete, NULL); 4792 poll_threads(); 4793 CU_ASSERT(g_bserrno == 0); 4794 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 4795 bs = g_bs; 4796 4797 spdk_bs_unload(bs, bs_op_complete, NULL); 4798 poll_threads(); 4799 CU_ASSERT(g_bserrno == 0); 4800 g_bs = NULL; 4801 } 4802 4803 static void 4804 blob_snapshot_rw(void) 4805 { 4806 static const uint8_t zero[10 * 4096] = { 0 }; 4807 struct spdk_blob_store *bs = g_bs; 4808 struct spdk_blob *blob, *snapshot; 4809 struct spdk_io_channel *channel; 4810 struct spdk_blob_opts opts; 4811 spdk_blob_id blobid, snapshotid; 4812 uint64_t free_clusters; 4813 uint64_t cluster_size; 4814 uint64_t page_size; 4815 uint8_t payload_read[10 * 4096]; 4816 uint8_t payload_write[10 * 4096]; 4817 uint64_t write_bytes_start; 4818 uint64_t read_bytes_start; 4819 uint64_t copy_bytes_start; 4820 uint64_t write_bytes; 4821 uint64_t read_bytes; 4822 uint64_t copy_bytes; 4823 4824 free_clusters = spdk_bs_free_cluster_count(bs); 4825 cluster_size = spdk_bs_get_cluster_size(bs); 4826 page_size = spdk_bs_get_page_size(bs); 4827 4828 channel = spdk_bs_alloc_io_channel(bs); 4829 CU_ASSERT(channel != NULL); 4830 4831 ut_spdk_blob_opts_init(&opts); 4832 opts.thin_provision = true; 4833 opts.num_clusters = 5; 4834 4835 blob = ut_blob_create_and_open(bs, &opts); 4836 blobid = spdk_blob_get_id(blob); 4837 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4838 4839 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 4840 4841 memset(payload_read, 0xFF, sizeof(payload_read)); 4842 spdk_blob_io_read(blob, channel, payload_read, 4, 10, blob_op_complete, NULL); 4843 poll_threads(); 4844 CU_ASSERT(g_bserrno == 0); 4845 CU_ASSERT(memcmp(zero, payload_read, 10 * 4096) == 0); 4846 4847 memset(payload_write, 0xE5, sizeof(payload_write)); 4848 spdk_blob_io_write(blob, channel, payload_write, 4, 10, blob_op_complete, NULL); 4849 poll_threads(); 4850 CU_ASSERT(g_bserrno == 0); 4851 CU_ASSERT(free_clusters != spdk_bs_free_cluster_count(bs)); 4852 4853 /* Create snapshot from blob */ 4854 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 4855 poll_threads(); 4856 CU_ASSERT(g_bserrno == 0); 4857 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 4858 snapshotid = g_blobid; 4859 4860 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 4861 poll_threads(); 4862 CU_ASSERT(g_bserrno == 0); 4863 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 4864 snapshot = g_blob; 4865 CU_ASSERT(snapshot->data_ro == true); 4866 CU_ASSERT(snapshot->md_ro == true); 4867 4868 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 5); 4869 4870 write_bytes_start = g_dev_write_bytes; 4871 read_bytes_start = g_dev_read_bytes; 4872 copy_bytes_start = g_dev_copy_bytes; 4873 4874 memset(payload_write, 0xAA, sizeof(payload_write)); 4875 spdk_blob_io_write(blob, channel, payload_write, 4, 10, blob_op_complete, NULL); 4876 poll_threads(); 4877 CU_ASSERT(g_bserrno == 0); 4878 CU_ASSERT(free_clusters != spdk_bs_free_cluster_count(bs)); 4879 4880 /* For a clone we need to allocate and copy one cluster, update one page of metadata 4881 * and then write 10 pages of payload. 4882 */ 4883 write_bytes = g_dev_write_bytes - write_bytes_start; 4884 read_bytes = g_dev_read_bytes - read_bytes_start; 4885 copy_bytes = g_dev_copy_bytes - copy_bytes_start; 4886 if (g_dev_copy_enabled) { 4887 CU_ASSERT(copy_bytes == cluster_size); 4888 } else { 4889 CU_ASSERT(copy_bytes == 0); 4890 } 4891 if (g_use_extent_table) { 4892 /* Add one more page for EXTENT_PAGE write */ 4893 CU_ASSERT(write_bytes + copy_bytes == page_size * 12 + cluster_size); 4894 } else { 4895 CU_ASSERT(write_bytes + copy_bytes == page_size * 11 + cluster_size); 4896 } 4897 CU_ASSERT(read_bytes + copy_bytes == cluster_size); 4898 4899 spdk_blob_io_read(blob, channel, payload_read, 4, 10, blob_op_complete, NULL); 4900 poll_threads(); 4901 CU_ASSERT(g_bserrno == 0); 4902 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4903 4904 /* Data on snapshot should not change after write to clone */ 4905 memset(payload_write, 0xE5, sizeof(payload_write)); 4906 spdk_blob_io_read(snapshot, channel, payload_read, 4, 10, blob_op_complete, NULL); 4907 poll_threads(); 4908 CU_ASSERT(g_bserrno == 0); 4909 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 4910 4911 ut_blob_close_and_delete(bs, blob); 4912 ut_blob_close_and_delete(bs, snapshot); 4913 4914 spdk_bs_free_io_channel(channel); 4915 poll_threads(); 4916 g_blob = NULL; 4917 g_blobid = 0; 4918 } 4919 4920 static void 4921 blob_snapshot_rw_iov(void) 4922 { 4923 static const uint8_t zero[10 * 4096] = { 0 }; 4924 struct spdk_blob_store *bs = g_bs; 4925 struct spdk_blob *blob, *snapshot; 4926 struct spdk_io_channel *channel; 4927 struct spdk_blob_opts opts; 4928 spdk_blob_id blobid, snapshotid; 4929 uint64_t free_clusters; 4930 uint8_t payload_read[10 * 4096]; 4931 uint8_t payload_write[10 * 4096]; 4932 struct iovec iov_read[3]; 4933 struct iovec iov_write[3]; 4934 4935 free_clusters = spdk_bs_free_cluster_count(bs); 4936 4937 channel = spdk_bs_alloc_io_channel(bs); 4938 CU_ASSERT(channel != NULL); 4939 4940 ut_spdk_blob_opts_init(&opts); 4941 opts.thin_provision = true; 4942 opts.num_clusters = 5; 4943 4944 blob = ut_blob_create_and_open(bs, &opts); 4945 blobid = spdk_blob_get_id(blob); 4946 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 4947 4948 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 4949 4950 /* Create snapshot from blob */ 4951 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 4952 poll_threads(); 4953 CU_ASSERT(g_bserrno == 0); 4954 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 4955 snapshotid = g_blobid; 4956 4957 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 4958 poll_threads(); 4959 CU_ASSERT(g_bserrno == 0); 4960 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 4961 snapshot = g_blob; 4962 CU_ASSERT(snapshot->data_ro == true); 4963 CU_ASSERT(snapshot->md_ro == true); 4964 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 5); 4965 4966 /* Payload should be all zeros from unallocated clusters */ 4967 memset(payload_read, 0xAA, sizeof(payload_read)); 4968 iov_read[0].iov_base = payload_read; 4969 iov_read[0].iov_len = 3 * 4096; 4970 iov_read[1].iov_base = payload_read + 3 * 4096; 4971 iov_read[1].iov_len = 4 * 4096; 4972 iov_read[2].iov_base = payload_read + 7 * 4096; 4973 iov_read[2].iov_len = 3 * 4096; 4974 spdk_blob_io_readv(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL); 4975 poll_threads(); 4976 CU_ASSERT(g_bserrno == 0); 4977 CU_ASSERT(memcmp(zero, payload_read, 10 * 4096) == 0); 4978 4979 memset(payload_write, 0xE5, sizeof(payload_write)); 4980 iov_write[0].iov_base = payload_write; 4981 iov_write[0].iov_len = 1 * 4096; 4982 iov_write[1].iov_base = payload_write + 1 * 4096; 4983 iov_write[1].iov_len = 5 * 4096; 4984 iov_write[2].iov_base = payload_write + 6 * 4096; 4985 iov_write[2].iov_len = 4 * 4096; 4986 4987 spdk_blob_io_writev(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL); 4988 poll_threads(); 4989 CU_ASSERT(g_bserrno == 0); 4990 4991 memset(payload_read, 0xAA, sizeof(payload_read)); 4992 iov_read[0].iov_base = payload_read; 4993 iov_read[0].iov_len = 3 * 4096; 4994 iov_read[1].iov_base = payload_read + 3 * 4096; 4995 iov_read[1].iov_len = 4 * 4096; 4996 iov_read[2].iov_base = payload_read + 7 * 4096; 4997 iov_read[2].iov_len = 3 * 4096; 4998 spdk_blob_io_readv(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL); 4999 poll_threads(); 5000 CU_ASSERT(g_bserrno == 0); 5001 CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0); 5002 5003 spdk_bs_free_io_channel(channel); 5004 poll_threads(); 5005 5006 ut_blob_close_and_delete(bs, blob); 5007 ut_blob_close_and_delete(bs, snapshot); 5008 } 5009 5010 /** 5011 * Inflate / decouple parent rw unit tests. 5012 * 5013 * -------------- 5014 * original blob: 0 1 2 3 4 5015 * ,---------+---------+---------+---------+---------. 5016 * snapshot |xxxxxxxxx|xxxxxxxxx|xxxxxxxxx|xxxxxxxxx| - | 5017 * +---------+---------+---------+---------+---------+ 5018 * snapshot2 | - |yyyyyyyyy| - |yyyyyyyyy| - | 5019 * +---------+---------+---------+---------+---------+ 5020 * blob | - |zzzzzzzzz| - | - | - | 5021 * '---------+---------+---------+---------+---------' 5022 * . . . . . . 5023 * -------- . . . . . . 5024 * inflate: . . . . . . 5025 * ,---------+---------+---------+---------+---------. 5026 * blob |xxxxxxxxx|zzzzzzzzz|xxxxxxxxx|yyyyyyyyy|000000000| 5027 * '---------+---------+---------+---------+---------' 5028 * 5029 * NOTE: needs to allocate 4 clusters, thin provisioning removed, dependency 5030 * on snapshot2 and snapshot removed . . . 5031 * . . . . . . 5032 * ---------------- . . . . . . 5033 * decouple parent: . . . . . . 5034 * ,---------+---------+---------+---------+---------. 5035 * snapshot |xxxxxxxxx|xxxxxxxxx|xxxxxxxxx|xxxxxxxxx| - | 5036 * +---------+---------+---------+---------+---------+ 5037 * blob | - |zzzzzzzzz| - |yyyyyyyyy| - | 5038 * '---------+---------+---------+---------+---------' 5039 * 5040 * NOTE: needs to allocate 1 cluster, 3 clusters unallocated, dependency 5041 * on snapshot2 removed and on snapshot still exists. Snapshot2 5042 * should remain a clone of snapshot. 5043 */ 5044 static void 5045 _blob_inflate_rw(bool decouple_parent) 5046 { 5047 struct spdk_blob_store *bs = g_bs; 5048 struct spdk_blob *blob, *snapshot, *snapshot2; 5049 struct spdk_io_channel *channel; 5050 struct spdk_blob_opts opts; 5051 spdk_blob_id blobid, snapshotid, snapshot2id; 5052 uint64_t free_clusters; 5053 uint64_t cluster_size; 5054 5055 uint64_t payload_size; 5056 uint8_t *payload_read; 5057 uint8_t *payload_write; 5058 uint8_t *payload_clone; 5059 5060 uint64_t pages_per_cluster; 5061 uint64_t pages_per_payload; 5062 5063 int i; 5064 spdk_blob_id ids[2]; 5065 size_t count; 5066 5067 free_clusters = spdk_bs_free_cluster_count(bs); 5068 cluster_size = spdk_bs_get_cluster_size(bs); 5069 pages_per_cluster = cluster_size / spdk_bs_get_page_size(bs); 5070 pages_per_payload = pages_per_cluster * 5; 5071 5072 payload_size = cluster_size * 5; 5073 5074 payload_read = malloc(payload_size); 5075 SPDK_CU_ASSERT_FATAL(payload_read != NULL); 5076 5077 payload_write = malloc(payload_size); 5078 SPDK_CU_ASSERT_FATAL(payload_write != NULL); 5079 5080 payload_clone = malloc(payload_size); 5081 SPDK_CU_ASSERT_FATAL(payload_clone != NULL); 5082 5083 channel = spdk_bs_alloc_io_channel(bs); 5084 SPDK_CU_ASSERT_FATAL(channel != NULL); 5085 5086 /* Create blob */ 5087 ut_spdk_blob_opts_init(&opts); 5088 opts.thin_provision = true; 5089 opts.num_clusters = 5; 5090 5091 blob = ut_blob_create_and_open(bs, &opts); 5092 blobid = spdk_blob_get_id(blob); 5093 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 5094 5095 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 5096 5097 /* 1) Initial read should return zeroed payload */ 5098 memset(payload_read, 0xFF, payload_size); 5099 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, 5100 blob_op_complete, NULL); 5101 poll_threads(); 5102 CU_ASSERT(g_bserrno == 0); 5103 CU_ASSERT(spdk_mem_all_zero(payload_read, payload_size)); 5104 5105 /* Fill whole blob with a pattern, except last cluster (to be sure it 5106 * isn't allocated) */ 5107 memset(payload_write, 0xE5, payload_size - cluster_size); 5108 spdk_blob_io_write(blob, channel, payload_write, 0, pages_per_payload - 5109 pages_per_cluster, blob_op_complete, NULL); 5110 poll_threads(); 5111 CU_ASSERT(g_bserrno == 0); 5112 CU_ASSERT(free_clusters != spdk_bs_free_cluster_count(bs)); 5113 5114 /* 2) Create snapshot from blob (first level) */ 5115 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5116 poll_threads(); 5117 CU_ASSERT(g_bserrno == 0); 5118 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5119 snapshotid = g_blobid; 5120 5121 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 5122 poll_threads(); 5123 CU_ASSERT(g_bserrno == 0); 5124 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5125 snapshot = g_blob; 5126 CU_ASSERT(snapshot->data_ro == true); 5127 CU_ASSERT(snapshot->md_ro == true); 5128 5129 CU_ASSERT(spdk_blob_get_num_clusters(snapshot) == 5); 5130 5131 /* Write every second cluster with a pattern. 5132 * 5133 * Last cluster shouldn't be written, to be sure that snapshot nor clone 5134 * doesn't allocate it. 5135 * 5136 * payload_clone stores expected result on "blob" read at the time and 5137 * is used only to check data consistency on clone before and after 5138 * inflation. Initially we fill it with a backing snapshots pattern 5139 * used before. 5140 */ 5141 memset(payload_clone, 0xE5, payload_size - cluster_size); 5142 memset(payload_clone + payload_size - cluster_size, 0x00, cluster_size); 5143 memset(payload_write, 0xAA, payload_size); 5144 for (i = 1; i < 5; i += 2) { 5145 spdk_blob_io_write(blob, channel, payload_write, i * pages_per_cluster, 5146 pages_per_cluster, blob_op_complete, NULL); 5147 poll_threads(); 5148 CU_ASSERT(g_bserrno == 0); 5149 5150 /* Update expected result */ 5151 memcpy(payload_clone + (cluster_size * i), payload_write, 5152 cluster_size); 5153 } 5154 CU_ASSERT(free_clusters != spdk_bs_free_cluster_count(bs)); 5155 5156 /* Check data consistency on clone */ 5157 memset(payload_read, 0xFF, payload_size); 5158 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, 5159 blob_op_complete, NULL); 5160 poll_threads(); 5161 CU_ASSERT(g_bserrno == 0); 5162 CU_ASSERT(memcmp(payload_clone, payload_read, payload_size) == 0); 5163 5164 /* 3) Create second levels snapshot from blob */ 5165 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5166 poll_threads(); 5167 CU_ASSERT(g_bserrno == 0); 5168 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5169 snapshot2id = g_blobid; 5170 5171 spdk_bs_open_blob(bs, snapshot2id, blob_op_with_handle_complete, NULL); 5172 poll_threads(); 5173 CU_ASSERT(g_bserrno == 0); 5174 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5175 snapshot2 = g_blob; 5176 CU_ASSERT(snapshot2->data_ro == true); 5177 CU_ASSERT(snapshot2->md_ro == true); 5178 5179 CU_ASSERT(spdk_blob_get_num_clusters(snapshot2) == 5); 5180 5181 CU_ASSERT(snapshot2->parent_id == snapshotid); 5182 5183 /* Write one cluster on the top level blob. This cluster (1) covers 5184 * already allocated cluster in the snapshot2, so shouldn't be inflated 5185 * at all */ 5186 spdk_blob_io_write(blob, channel, payload_write, pages_per_cluster, 5187 pages_per_cluster, blob_op_complete, NULL); 5188 poll_threads(); 5189 CU_ASSERT(g_bserrno == 0); 5190 5191 /* Update expected result */ 5192 memcpy(payload_clone + cluster_size, payload_write, cluster_size); 5193 5194 /* Check data consistency on clone */ 5195 memset(payload_read, 0xFF, payload_size); 5196 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, 5197 blob_op_complete, NULL); 5198 poll_threads(); 5199 CU_ASSERT(g_bserrno == 0); 5200 CU_ASSERT(memcmp(payload_clone, payload_read, payload_size) == 0); 5201 5202 5203 /* Close all blobs */ 5204 spdk_blob_close(blob, blob_op_complete, NULL); 5205 poll_threads(); 5206 CU_ASSERT(g_bserrno == 0); 5207 5208 spdk_blob_close(snapshot2, blob_op_complete, NULL); 5209 poll_threads(); 5210 CU_ASSERT(g_bserrno == 0); 5211 5212 spdk_blob_close(snapshot, blob_op_complete, NULL); 5213 poll_threads(); 5214 CU_ASSERT(g_bserrno == 0); 5215 5216 /* Check snapshot-clone relations */ 5217 count = 2; 5218 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid, ids, &count) == 0); 5219 CU_ASSERT(count == 1); 5220 CU_ASSERT(ids[0] == snapshot2id); 5221 5222 count = 2; 5223 CU_ASSERT(spdk_blob_get_clones(bs, snapshot2id, ids, &count) == 0); 5224 CU_ASSERT(count == 1); 5225 CU_ASSERT(ids[0] == blobid); 5226 5227 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshot2id); 5228 5229 free_clusters = spdk_bs_free_cluster_count(bs); 5230 if (!decouple_parent) { 5231 /* Do full blob inflation */ 5232 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 5233 poll_threads(); 5234 CU_ASSERT(g_bserrno == 0); 5235 5236 /* All clusters should be inflated (except one already allocated 5237 * in a top level blob) */ 5238 CU_ASSERT(spdk_bs_free_cluster_count(bs) == free_clusters - 4); 5239 5240 /* Check if relation tree updated correctly */ 5241 count = 2; 5242 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid, ids, &count) == 0); 5243 5244 /* snapshotid have one clone */ 5245 CU_ASSERT(count == 1); 5246 CU_ASSERT(ids[0] == snapshot2id); 5247 5248 /* snapshot2id have no clones */ 5249 count = 2; 5250 CU_ASSERT(spdk_blob_get_clones(bs, snapshot2id, ids, &count) == 0); 5251 CU_ASSERT(count == 0); 5252 5253 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == SPDK_BLOBID_INVALID); 5254 } else { 5255 /* Decouple parent of blob */ 5256 spdk_bs_blob_decouple_parent(bs, channel, blobid, blob_op_complete, NULL); 5257 poll_threads(); 5258 CU_ASSERT(g_bserrno == 0); 5259 5260 /* Only one cluster from a parent should be inflated (second one 5261 * is covered by a cluster written on a top level blob, and 5262 * already allocated) */ 5263 CU_ASSERT(spdk_bs_free_cluster_count(bs) == free_clusters - 1); 5264 5265 /* Check if relation tree updated correctly */ 5266 count = 2; 5267 CU_ASSERT(spdk_blob_get_clones(bs, snapshotid, ids, &count) == 0); 5268 5269 /* snapshotid have two clones now */ 5270 CU_ASSERT(count == 2); 5271 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5272 CU_ASSERT(ids[0] == snapshot2id || ids[1] == snapshot2id); 5273 5274 /* snapshot2id have no clones */ 5275 count = 2; 5276 CU_ASSERT(spdk_blob_get_clones(bs, snapshot2id, ids, &count) == 0); 5277 CU_ASSERT(count == 0); 5278 5279 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid); 5280 } 5281 5282 /* Try to delete snapshot2 (should pass) */ 5283 spdk_bs_delete_blob(bs, snapshot2id, blob_op_complete, NULL); 5284 poll_threads(); 5285 CU_ASSERT(g_bserrno == 0); 5286 5287 /* Try to delete base snapshot */ 5288 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 5289 poll_threads(); 5290 CU_ASSERT(g_bserrno == 0); 5291 5292 /* Reopen blob after snapshot deletion */ 5293 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 5294 poll_threads(); 5295 CU_ASSERT(g_bserrno == 0); 5296 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5297 blob = g_blob; 5298 5299 CU_ASSERT(spdk_blob_get_num_clusters(blob) == 5); 5300 5301 /* Check data consistency on inflated blob */ 5302 memset(payload_read, 0xFF, payload_size); 5303 spdk_blob_io_read(blob, channel, payload_read, 0, pages_per_payload, 5304 blob_op_complete, NULL); 5305 poll_threads(); 5306 CU_ASSERT(g_bserrno == 0); 5307 CU_ASSERT(memcmp(payload_clone, payload_read, payload_size) == 0); 5308 5309 spdk_bs_free_io_channel(channel); 5310 poll_threads(); 5311 5312 free(payload_read); 5313 free(payload_write); 5314 free(payload_clone); 5315 5316 ut_blob_close_and_delete(bs, blob); 5317 } 5318 5319 static void 5320 blob_inflate_rw(void) 5321 { 5322 _blob_inflate_rw(false); 5323 _blob_inflate_rw(true); 5324 } 5325 5326 /** 5327 * Snapshot-clones relation test 5328 * 5329 * snapshot 5330 * | 5331 * +-----+-----+ 5332 * | | 5333 * blob(ro) snapshot2 5334 * | | 5335 * clone2 clone 5336 */ 5337 static void 5338 blob_relations(void) 5339 { 5340 struct spdk_blob_store *bs; 5341 struct spdk_bs_dev *dev; 5342 struct spdk_bs_opts bs_opts; 5343 struct spdk_blob_opts opts; 5344 struct spdk_blob *blob, *snapshot, *snapshot2, *clone, *clone2; 5345 spdk_blob_id blobid, cloneid, snapshotid, cloneid2, snapshotid2; 5346 int rc; 5347 size_t count; 5348 spdk_blob_id ids[10] = {}; 5349 5350 dev = init_dev(); 5351 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 5352 snprintf(bs_opts.bstype.bstype, sizeof(bs_opts.bstype.bstype), "TESTTYPE"); 5353 5354 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 5355 poll_threads(); 5356 CU_ASSERT(g_bserrno == 0); 5357 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 5358 bs = g_bs; 5359 5360 /* 1. Create blob with 10 clusters */ 5361 5362 ut_spdk_blob_opts_init(&opts); 5363 opts.num_clusters = 10; 5364 5365 blob = ut_blob_create_and_open(bs, &opts); 5366 blobid = spdk_blob_get_id(blob); 5367 5368 CU_ASSERT(!spdk_blob_is_read_only(blob)); 5369 CU_ASSERT(!spdk_blob_is_snapshot(blob)); 5370 CU_ASSERT(!spdk_blob_is_clone(blob)); 5371 CU_ASSERT(!spdk_blob_is_thin_provisioned(blob)); 5372 5373 /* blob should not have underlying snapshot nor clones */ 5374 CU_ASSERT(blob->parent_id == SPDK_BLOBID_INVALID); 5375 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == SPDK_BLOBID_INVALID); 5376 count = SPDK_COUNTOF(ids); 5377 rc = spdk_blob_get_clones(bs, blobid, ids, &count); 5378 CU_ASSERT(rc == 0); 5379 CU_ASSERT(count == 0); 5380 5381 5382 /* 2. Create snapshot */ 5383 5384 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5385 poll_threads(); 5386 CU_ASSERT(g_bserrno == 0); 5387 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5388 snapshotid = g_blobid; 5389 5390 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 5391 poll_threads(); 5392 CU_ASSERT(g_bserrno == 0); 5393 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5394 snapshot = g_blob; 5395 5396 CU_ASSERT(spdk_blob_is_read_only(snapshot)); 5397 CU_ASSERT(spdk_blob_is_snapshot(snapshot)); 5398 CU_ASSERT(!spdk_blob_is_clone(snapshot)); 5399 CU_ASSERT(snapshot->parent_id == SPDK_BLOBID_INVALID); 5400 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid) == SPDK_BLOBID_INVALID); 5401 5402 /* Check if original blob is converted to the clone of snapshot */ 5403 CU_ASSERT(!spdk_blob_is_read_only(blob)); 5404 CU_ASSERT(!spdk_blob_is_snapshot(blob)); 5405 CU_ASSERT(spdk_blob_is_clone(blob)); 5406 CU_ASSERT(spdk_blob_is_thin_provisioned(blob)); 5407 CU_ASSERT(blob->parent_id == snapshotid); 5408 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid); 5409 5410 count = SPDK_COUNTOF(ids); 5411 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 5412 CU_ASSERT(rc == 0); 5413 CU_ASSERT(count == 1); 5414 CU_ASSERT(ids[0] == blobid); 5415 5416 5417 /* 3. Create clone from snapshot */ 5418 5419 spdk_bs_create_clone(bs, snapshotid, NULL, blob_op_with_id_complete, NULL); 5420 poll_threads(); 5421 CU_ASSERT(g_bserrno == 0); 5422 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5423 cloneid = g_blobid; 5424 5425 spdk_bs_open_blob(bs, cloneid, blob_op_with_handle_complete, NULL); 5426 poll_threads(); 5427 CU_ASSERT(g_bserrno == 0); 5428 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5429 clone = g_blob; 5430 5431 CU_ASSERT(!spdk_blob_is_read_only(clone)); 5432 CU_ASSERT(!spdk_blob_is_snapshot(clone)); 5433 CU_ASSERT(spdk_blob_is_clone(clone)); 5434 CU_ASSERT(spdk_blob_is_thin_provisioned(clone)); 5435 CU_ASSERT(clone->parent_id == snapshotid); 5436 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid); 5437 5438 count = SPDK_COUNTOF(ids); 5439 rc = spdk_blob_get_clones(bs, cloneid, ids, &count); 5440 CU_ASSERT(rc == 0); 5441 CU_ASSERT(count == 0); 5442 5443 /* Check if clone is on the snapshot's list */ 5444 count = SPDK_COUNTOF(ids); 5445 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 5446 CU_ASSERT(rc == 0); 5447 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5448 CU_ASSERT(ids[0] == cloneid || ids[1] == cloneid); 5449 5450 5451 /* 4. Create snapshot of the clone */ 5452 5453 spdk_bs_create_snapshot(bs, cloneid, NULL, blob_op_with_id_complete, NULL); 5454 poll_threads(); 5455 CU_ASSERT(g_bserrno == 0); 5456 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5457 snapshotid2 = g_blobid; 5458 5459 spdk_bs_open_blob(bs, snapshotid2, blob_op_with_handle_complete, NULL); 5460 poll_threads(); 5461 CU_ASSERT(g_bserrno == 0); 5462 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5463 snapshot2 = g_blob; 5464 5465 CU_ASSERT(spdk_blob_is_read_only(snapshot2)); 5466 CU_ASSERT(spdk_blob_is_snapshot(snapshot2)); 5467 CU_ASSERT(spdk_blob_is_clone(snapshot2)); 5468 CU_ASSERT(snapshot2->parent_id == snapshotid); 5469 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid2) == snapshotid); 5470 5471 /* Check if clone is converted to the clone of snapshot2 and snapshot2 5472 * is a child of snapshot */ 5473 CU_ASSERT(!spdk_blob_is_read_only(clone)); 5474 CU_ASSERT(!spdk_blob_is_snapshot(clone)); 5475 CU_ASSERT(spdk_blob_is_clone(clone)); 5476 CU_ASSERT(spdk_blob_is_thin_provisioned(clone)); 5477 CU_ASSERT(clone->parent_id == snapshotid2); 5478 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid2); 5479 5480 count = SPDK_COUNTOF(ids); 5481 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5482 CU_ASSERT(rc == 0); 5483 CU_ASSERT(count == 1); 5484 CU_ASSERT(ids[0] == cloneid); 5485 5486 5487 /* 5. Try to create clone from read only blob */ 5488 5489 /* Mark blob as read only */ 5490 spdk_blob_set_read_only(blob); 5491 spdk_blob_sync_md(blob, blob_op_complete, NULL); 5492 poll_threads(); 5493 CU_ASSERT(g_bserrno == 0); 5494 5495 /* Check if previously created blob is read only clone */ 5496 CU_ASSERT(spdk_blob_is_read_only(blob)); 5497 CU_ASSERT(!spdk_blob_is_snapshot(blob)); 5498 CU_ASSERT(spdk_blob_is_clone(blob)); 5499 CU_ASSERT(spdk_blob_is_thin_provisioned(blob)); 5500 5501 /* Create clone from read only blob */ 5502 spdk_bs_create_clone(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5503 poll_threads(); 5504 CU_ASSERT(g_bserrno == 0); 5505 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5506 cloneid2 = g_blobid; 5507 5508 spdk_bs_open_blob(bs, cloneid2, blob_op_with_handle_complete, NULL); 5509 poll_threads(); 5510 CU_ASSERT(g_bserrno == 0); 5511 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5512 clone2 = g_blob; 5513 5514 CU_ASSERT(!spdk_blob_is_read_only(clone2)); 5515 CU_ASSERT(!spdk_blob_is_snapshot(clone2)); 5516 CU_ASSERT(spdk_blob_is_clone(clone2)); 5517 CU_ASSERT(spdk_blob_is_thin_provisioned(clone2)); 5518 5519 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid2) == blobid); 5520 5521 count = SPDK_COUNTOF(ids); 5522 rc = spdk_blob_get_clones(bs, blobid, ids, &count); 5523 CU_ASSERT(rc == 0); 5524 5525 CU_ASSERT(count == 1); 5526 CU_ASSERT(ids[0] == cloneid2); 5527 5528 /* Close blobs */ 5529 5530 spdk_blob_close(clone2, blob_op_complete, NULL); 5531 poll_threads(); 5532 CU_ASSERT(g_bserrno == 0); 5533 5534 spdk_blob_close(blob, blob_op_complete, NULL); 5535 poll_threads(); 5536 CU_ASSERT(g_bserrno == 0); 5537 5538 spdk_blob_close(clone, blob_op_complete, NULL); 5539 poll_threads(); 5540 CU_ASSERT(g_bserrno == 0); 5541 5542 spdk_blob_close(snapshot, blob_op_complete, NULL); 5543 poll_threads(); 5544 CU_ASSERT(g_bserrno == 0); 5545 5546 spdk_blob_close(snapshot2, blob_op_complete, NULL); 5547 poll_threads(); 5548 CU_ASSERT(g_bserrno == 0); 5549 5550 /* Try to delete snapshot with more than 1 clone */ 5551 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 5552 poll_threads(); 5553 CU_ASSERT(g_bserrno != 0); 5554 5555 ut_bs_reload(&bs, &bs_opts); 5556 5557 /* NULL ids array should return number of clones in count */ 5558 count = SPDK_COUNTOF(ids); 5559 rc = spdk_blob_get_clones(bs, snapshotid, NULL, &count); 5560 CU_ASSERT(rc == -ENOMEM); 5561 CU_ASSERT(count == 2); 5562 5563 /* incorrect array size */ 5564 count = 1; 5565 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 5566 CU_ASSERT(rc == -ENOMEM); 5567 CU_ASSERT(count == 2); 5568 5569 5570 /* Verify structure of loaded blob store */ 5571 5572 /* snapshot */ 5573 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid) == SPDK_BLOBID_INVALID); 5574 5575 count = SPDK_COUNTOF(ids); 5576 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 5577 CU_ASSERT(rc == 0); 5578 CU_ASSERT(count == 2); 5579 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5580 CU_ASSERT(ids[0] == snapshotid2 || ids[1] == snapshotid2); 5581 5582 /* blob */ 5583 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid); 5584 count = SPDK_COUNTOF(ids); 5585 rc = spdk_blob_get_clones(bs, blobid, ids, &count); 5586 CU_ASSERT(rc == 0); 5587 CU_ASSERT(count == 1); 5588 CU_ASSERT(ids[0] == cloneid2); 5589 5590 /* clone */ 5591 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid2); 5592 count = SPDK_COUNTOF(ids); 5593 rc = spdk_blob_get_clones(bs, cloneid, ids, &count); 5594 CU_ASSERT(rc == 0); 5595 CU_ASSERT(count == 0); 5596 5597 /* snapshot2 */ 5598 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid2) == snapshotid); 5599 count = SPDK_COUNTOF(ids); 5600 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5601 CU_ASSERT(rc == 0); 5602 CU_ASSERT(count == 1); 5603 CU_ASSERT(ids[0] == cloneid); 5604 5605 /* clone2 */ 5606 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid2) == blobid); 5607 count = SPDK_COUNTOF(ids); 5608 rc = spdk_blob_get_clones(bs, cloneid2, ids, &count); 5609 CU_ASSERT(rc == 0); 5610 CU_ASSERT(count == 0); 5611 5612 /* Try to delete blob that user should not be able to remove */ 5613 5614 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 5615 poll_threads(); 5616 CU_ASSERT(g_bserrno != 0); 5617 5618 /* Remove all blobs */ 5619 5620 spdk_bs_delete_blob(bs, cloneid, blob_op_complete, NULL); 5621 poll_threads(); 5622 CU_ASSERT(g_bserrno == 0); 5623 5624 spdk_bs_delete_blob(bs, snapshotid2, blob_op_complete, NULL); 5625 poll_threads(); 5626 CU_ASSERT(g_bserrno == 0); 5627 5628 spdk_bs_delete_blob(bs, cloneid2, blob_op_complete, NULL); 5629 poll_threads(); 5630 CU_ASSERT(g_bserrno == 0); 5631 5632 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 5633 poll_threads(); 5634 CU_ASSERT(g_bserrno == 0); 5635 5636 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 5637 poll_threads(); 5638 CU_ASSERT(g_bserrno == 0); 5639 5640 spdk_bs_unload(bs, bs_op_complete, NULL); 5641 poll_threads(); 5642 CU_ASSERT(g_bserrno == 0); 5643 5644 g_bs = NULL; 5645 } 5646 5647 /** 5648 * Snapshot-clones relation test 2 5649 * 5650 * snapshot1 5651 * | 5652 * snapshot2 5653 * | 5654 * +-----+-----+ 5655 * | | 5656 * blob(ro) snapshot3 5657 * | | 5658 * | snapshot4 5659 * | | | 5660 * clone2 clone clone3 5661 */ 5662 static void 5663 blob_relations2(void) 5664 { 5665 struct spdk_blob_store *bs; 5666 struct spdk_bs_dev *dev; 5667 struct spdk_bs_opts bs_opts; 5668 struct spdk_blob_opts opts; 5669 struct spdk_blob *blob, *snapshot1, *snapshot2, *snapshot3, *snapshot4, *clone, *clone2; 5670 spdk_blob_id blobid, snapshotid1, snapshotid2, snapshotid3, snapshotid4, cloneid, cloneid2, 5671 cloneid3; 5672 int rc; 5673 size_t count; 5674 spdk_blob_id ids[10] = {}; 5675 5676 dev = init_dev(); 5677 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 5678 snprintf(bs_opts.bstype.bstype, sizeof(bs_opts.bstype.bstype), "TESTTYPE"); 5679 5680 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 5681 poll_threads(); 5682 CU_ASSERT(g_bserrno == 0); 5683 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 5684 bs = g_bs; 5685 5686 /* 1. Create blob with 10 clusters */ 5687 5688 ut_spdk_blob_opts_init(&opts); 5689 opts.num_clusters = 10; 5690 5691 blob = ut_blob_create_and_open(bs, &opts); 5692 blobid = spdk_blob_get_id(blob); 5693 5694 /* 2. Create snapshot1 */ 5695 5696 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5697 poll_threads(); 5698 CU_ASSERT(g_bserrno == 0); 5699 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5700 snapshotid1 = g_blobid; 5701 5702 spdk_bs_open_blob(bs, snapshotid1, blob_op_with_handle_complete, NULL); 5703 poll_threads(); 5704 CU_ASSERT(g_bserrno == 0); 5705 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5706 snapshot1 = g_blob; 5707 5708 CU_ASSERT(snapshot1->parent_id == SPDK_BLOBID_INVALID); 5709 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid1) == SPDK_BLOBID_INVALID); 5710 5711 CU_ASSERT(blob->parent_id == snapshotid1); 5712 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid1); 5713 5714 /* Check if blob is the clone of snapshot1 */ 5715 CU_ASSERT(blob->parent_id == snapshotid1); 5716 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid1); 5717 5718 count = SPDK_COUNTOF(ids); 5719 rc = spdk_blob_get_clones(bs, snapshotid1, ids, &count); 5720 CU_ASSERT(rc == 0); 5721 CU_ASSERT(count == 1); 5722 CU_ASSERT(ids[0] == blobid); 5723 5724 /* 3. Create another snapshot */ 5725 5726 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5727 poll_threads(); 5728 CU_ASSERT(g_bserrno == 0); 5729 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5730 snapshotid2 = g_blobid; 5731 5732 spdk_bs_open_blob(bs, snapshotid2, blob_op_with_handle_complete, NULL); 5733 poll_threads(); 5734 CU_ASSERT(g_bserrno == 0); 5735 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5736 snapshot2 = g_blob; 5737 5738 CU_ASSERT(spdk_blob_is_clone(snapshot2)); 5739 CU_ASSERT(snapshot2->parent_id == snapshotid1); 5740 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid2) == snapshotid1); 5741 5742 /* Check if snapshot2 is the clone of snapshot1 and blob 5743 * is a child of snapshot2 */ 5744 CU_ASSERT(blob->parent_id == snapshotid2); 5745 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid2); 5746 5747 count = SPDK_COUNTOF(ids); 5748 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5749 CU_ASSERT(rc == 0); 5750 CU_ASSERT(count == 1); 5751 CU_ASSERT(ids[0] == blobid); 5752 5753 /* 4. Create clone from snapshot */ 5754 5755 spdk_bs_create_clone(bs, snapshotid2, NULL, blob_op_with_id_complete, NULL); 5756 poll_threads(); 5757 CU_ASSERT(g_bserrno == 0); 5758 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5759 cloneid = g_blobid; 5760 5761 spdk_bs_open_blob(bs, cloneid, blob_op_with_handle_complete, NULL); 5762 poll_threads(); 5763 CU_ASSERT(g_bserrno == 0); 5764 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5765 clone = g_blob; 5766 5767 CU_ASSERT(clone->parent_id == snapshotid2); 5768 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid2); 5769 5770 /* Check if clone is on the snapshot's list */ 5771 count = SPDK_COUNTOF(ids); 5772 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5773 CU_ASSERT(rc == 0); 5774 CU_ASSERT(count == 2); 5775 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5776 CU_ASSERT(ids[0] == cloneid || ids[1] == cloneid); 5777 5778 /* 5. Create snapshot of the clone */ 5779 5780 spdk_bs_create_snapshot(bs, cloneid, NULL, blob_op_with_id_complete, NULL); 5781 poll_threads(); 5782 CU_ASSERT(g_bserrno == 0); 5783 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5784 snapshotid3 = g_blobid; 5785 5786 spdk_bs_open_blob(bs, snapshotid3, blob_op_with_handle_complete, NULL); 5787 poll_threads(); 5788 CU_ASSERT(g_bserrno == 0); 5789 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5790 snapshot3 = g_blob; 5791 5792 CU_ASSERT(snapshot3->parent_id == snapshotid2); 5793 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid3) == snapshotid2); 5794 5795 /* Check if clone is converted to the clone of snapshot3 and snapshot3 5796 * is a child of snapshot2 */ 5797 CU_ASSERT(clone->parent_id == snapshotid3); 5798 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid3); 5799 5800 count = SPDK_COUNTOF(ids); 5801 rc = spdk_blob_get_clones(bs, snapshotid3, ids, &count); 5802 CU_ASSERT(rc == 0); 5803 CU_ASSERT(count == 1); 5804 CU_ASSERT(ids[0] == cloneid); 5805 5806 /* 6. Create another snapshot of the clone */ 5807 5808 spdk_bs_create_snapshot(bs, cloneid, NULL, blob_op_with_id_complete, NULL); 5809 poll_threads(); 5810 CU_ASSERT(g_bserrno == 0); 5811 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5812 snapshotid4 = g_blobid; 5813 5814 spdk_bs_open_blob(bs, snapshotid4, blob_op_with_handle_complete, NULL); 5815 poll_threads(); 5816 CU_ASSERT(g_bserrno == 0); 5817 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5818 snapshot4 = g_blob; 5819 5820 CU_ASSERT(snapshot4->parent_id == snapshotid3); 5821 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid4) == snapshotid3); 5822 5823 /* Check if clone is converted to the clone of snapshot4 and snapshot4 5824 * is a child of snapshot3 */ 5825 CU_ASSERT(clone->parent_id == snapshotid4); 5826 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid4); 5827 5828 count = SPDK_COUNTOF(ids); 5829 rc = spdk_blob_get_clones(bs, snapshotid4, ids, &count); 5830 CU_ASSERT(rc == 0); 5831 CU_ASSERT(count == 1); 5832 CU_ASSERT(ids[0] == cloneid); 5833 5834 /* 7. Remove snapshot 4 */ 5835 5836 ut_blob_close_and_delete(bs, snapshot4); 5837 5838 /* Check if relations are back to state from before creating snapshot 4 */ 5839 CU_ASSERT(clone->parent_id == snapshotid3); 5840 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid3); 5841 5842 count = SPDK_COUNTOF(ids); 5843 rc = spdk_blob_get_clones(bs, snapshotid3, ids, &count); 5844 CU_ASSERT(rc == 0); 5845 CU_ASSERT(count == 1); 5846 CU_ASSERT(ids[0] == cloneid); 5847 5848 /* 8. Create second clone of snapshot 3 and try to remove snapshot 3 */ 5849 5850 spdk_bs_create_clone(bs, snapshotid3, NULL, blob_op_with_id_complete, NULL); 5851 poll_threads(); 5852 CU_ASSERT(g_bserrno == 0); 5853 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5854 cloneid3 = g_blobid; 5855 5856 spdk_bs_delete_blob(bs, snapshotid3, blob_op_complete, NULL); 5857 poll_threads(); 5858 CU_ASSERT(g_bserrno != 0); 5859 5860 /* 9. Open snapshot 3 again and try to remove it while clone 3 is closed */ 5861 5862 spdk_bs_open_blob(bs, snapshotid3, blob_op_with_handle_complete, NULL); 5863 poll_threads(); 5864 CU_ASSERT(g_bserrno == 0); 5865 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5866 snapshot3 = g_blob; 5867 5868 spdk_bs_delete_blob(bs, snapshotid3, blob_op_complete, NULL); 5869 poll_threads(); 5870 CU_ASSERT(g_bserrno != 0); 5871 5872 spdk_blob_close(snapshot3, blob_op_complete, NULL); 5873 poll_threads(); 5874 CU_ASSERT(g_bserrno == 0); 5875 5876 spdk_bs_delete_blob(bs, cloneid3, blob_op_complete, NULL); 5877 poll_threads(); 5878 CU_ASSERT(g_bserrno == 0); 5879 5880 /* 10. Remove snapshot 1 */ 5881 5882 ut_blob_close_and_delete(bs, snapshot1); 5883 5884 /* Check if relations are back to state from before creating snapshot 4 (before step 6) */ 5885 CU_ASSERT(snapshot2->parent_id == SPDK_BLOBID_INVALID); 5886 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid2) == SPDK_BLOBID_INVALID); 5887 5888 count = SPDK_COUNTOF(ids); 5889 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5890 CU_ASSERT(rc == 0); 5891 CU_ASSERT(count == 2); 5892 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5893 CU_ASSERT(ids[0] == snapshotid3 || ids[1] == snapshotid3); 5894 5895 /* 11. Try to create clone from read only blob */ 5896 5897 /* Mark blob as read only */ 5898 spdk_blob_set_read_only(blob); 5899 spdk_blob_sync_md(blob, blob_op_complete, NULL); 5900 poll_threads(); 5901 CU_ASSERT(g_bserrno == 0); 5902 5903 /* Create clone from read only blob */ 5904 spdk_bs_create_clone(bs, blobid, NULL, blob_op_with_id_complete, NULL); 5905 poll_threads(); 5906 CU_ASSERT(g_bserrno == 0); 5907 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 5908 cloneid2 = g_blobid; 5909 5910 spdk_bs_open_blob(bs, cloneid2, blob_op_with_handle_complete, NULL); 5911 poll_threads(); 5912 CU_ASSERT(g_bserrno == 0); 5913 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 5914 clone2 = g_blob; 5915 5916 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid2) == blobid); 5917 5918 count = SPDK_COUNTOF(ids); 5919 rc = spdk_blob_get_clones(bs, blobid, ids, &count); 5920 CU_ASSERT(rc == 0); 5921 CU_ASSERT(count == 1); 5922 CU_ASSERT(ids[0] == cloneid2); 5923 5924 /* Close blobs */ 5925 5926 spdk_blob_close(clone2, blob_op_complete, NULL); 5927 poll_threads(); 5928 CU_ASSERT(g_bserrno == 0); 5929 5930 spdk_blob_close(blob, blob_op_complete, NULL); 5931 poll_threads(); 5932 CU_ASSERT(g_bserrno == 0); 5933 5934 spdk_blob_close(clone, blob_op_complete, NULL); 5935 poll_threads(); 5936 CU_ASSERT(g_bserrno == 0); 5937 5938 spdk_blob_close(snapshot2, blob_op_complete, NULL); 5939 poll_threads(); 5940 CU_ASSERT(g_bserrno == 0); 5941 5942 spdk_blob_close(snapshot3, blob_op_complete, NULL); 5943 poll_threads(); 5944 CU_ASSERT(g_bserrno == 0); 5945 5946 ut_bs_reload(&bs, &bs_opts); 5947 5948 /* Verify structure of loaded blob store */ 5949 5950 /* snapshot2 */ 5951 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid2) == SPDK_BLOBID_INVALID); 5952 5953 count = SPDK_COUNTOF(ids); 5954 rc = spdk_blob_get_clones(bs, snapshotid2, ids, &count); 5955 CU_ASSERT(rc == 0); 5956 CU_ASSERT(count == 2); 5957 CU_ASSERT(ids[0] == blobid || ids[1] == blobid); 5958 CU_ASSERT(ids[0] == snapshotid3 || ids[1] == snapshotid3); 5959 5960 /* blob */ 5961 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid2); 5962 count = SPDK_COUNTOF(ids); 5963 rc = spdk_blob_get_clones(bs, blobid, ids, &count); 5964 CU_ASSERT(rc == 0); 5965 CU_ASSERT(count == 1); 5966 CU_ASSERT(ids[0] == cloneid2); 5967 5968 /* clone */ 5969 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid) == snapshotid3); 5970 count = SPDK_COUNTOF(ids); 5971 rc = spdk_blob_get_clones(bs, cloneid, ids, &count); 5972 CU_ASSERT(rc == 0); 5973 CU_ASSERT(count == 0); 5974 5975 /* snapshot3 */ 5976 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, snapshotid3) == snapshotid2); 5977 count = SPDK_COUNTOF(ids); 5978 rc = spdk_blob_get_clones(bs, snapshotid3, ids, &count); 5979 CU_ASSERT(rc == 0); 5980 CU_ASSERT(count == 1); 5981 CU_ASSERT(ids[0] == cloneid); 5982 5983 /* clone2 */ 5984 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, cloneid2) == blobid); 5985 count = SPDK_COUNTOF(ids); 5986 rc = spdk_blob_get_clones(bs, cloneid2, ids, &count); 5987 CU_ASSERT(rc == 0); 5988 CU_ASSERT(count == 0); 5989 5990 /* Try to delete all blobs in the worse possible order */ 5991 5992 spdk_bs_delete_blob(bs, snapshotid2, blob_op_complete, NULL); 5993 poll_threads(); 5994 CU_ASSERT(g_bserrno != 0); 5995 5996 spdk_bs_delete_blob(bs, snapshotid3, blob_op_complete, NULL); 5997 poll_threads(); 5998 CU_ASSERT(g_bserrno == 0); 5999 6000 spdk_bs_delete_blob(bs, snapshotid2, blob_op_complete, NULL); 6001 poll_threads(); 6002 CU_ASSERT(g_bserrno != 0); 6003 6004 spdk_bs_delete_blob(bs, cloneid, blob_op_complete, NULL); 6005 poll_threads(); 6006 CU_ASSERT(g_bserrno == 0); 6007 6008 spdk_bs_delete_blob(bs, snapshotid2, blob_op_complete, NULL); 6009 poll_threads(); 6010 CU_ASSERT(g_bserrno == 0); 6011 6012 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 6013 poll_threads(); 6014 CU_ASSERT(g_bserrno == 0); 6015 6016 spdk_bs_delete_blob(bs, cloneid2, blob_op_complete, NULL); 6017 poll_threads(); 6018 CU_ASSERT(g_bserrno == 0); 6019 6020 spdk_bs_unload(bs, bs_op_complete, NULL); 6021 poll_threads(); 6022 CU_ASSERT(g_bserrno == 0); 6023 6024 g_bs = NULL; 6025 } 6026 6027 /** 6028 * Snapshot-clones relation test 3 6029 * 6030 * snapshot0 6031 * | 6032 * snapshot1 6033 * | 6034 * snapshot2 6035 * | 6036 * blob 6037 */ 6038 static void 6039 blob_relations3(void) 6040 { 6041 struct spdk_blob_store *bs; 6042 struct spdk_bs_dev *dev; 6043 struct spdk_io_channel *channel; 6044 struct spdk_bs_opts bs_opts; 6045 struct spdk_blob_opts opts; 6046 struct spdk_blob *blob; 6047 spdk_blob_id blobid, snapshotid0, snapshotid1, snapshotid2; 6048 6049 dev = init_dev(); 6050 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 6051 snprintf(bs_opts.bstype.bstype, sizeof(bs_opts.bstype.bstype), "TESTTYPE"); 6052 6053 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 6054 poll_threads(); 6055 CU_ASSERT(g_bserrno == 0); 6056 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 6057 bs = g_bs; 6058 6059 channel = spdk_bs_alloc_io_channel(bs); 6060 SPDK_CU_ASSERT_FATAL(channel != NULL); 6061 6062 /* 1. Create blob with 10 clusters */ 6063 ut_spdk_blob_opts_init(&opts); 6064 opts.num_clusters = 10; 6065 6066 blob = ut_blob_create_and_open(bs, &opts); 6067 blobid = spdk_blob_get_id(blob); 6068 6069 /* 2. Create snapshot0 */ 6070 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 6071 poll_threads(); 6072 CU_ASSERT(g_bserrno == 0); 6073 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6074 snapshotid0 = g_blobid; 6075 6076 /* 3. Create snapshot1 */ 6077 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 6078 poll_threads(); 6079 CU_ASSERT(g_bserrno == 0); 6080 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6081 snapshotid1 = g_blobid; 6082 6083 /* 4. Create snapshot2 */ 6084 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 6085 poll_threads(); 6086 CU_ASSERT(g_bserrno == 0); 6087 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6088 snapshotid2 = g_blobid; 6089 6090 /* 5. Decouple blob */ 6091 spdk_bs_blob_decouple_parent(bs, channel, blobid, blob_op_complete, NULL); 6092 poll_threads(); 6093 CU_ASSERT(g_bserrno == 0); 6094 6095 /* 6. Decouple snapshot2. Make sure updating md of snapshot2 is possible */ 6096 spdk_bs_blob_decouple_parent(bs, channel, snapshotid2, blob_op_complete, NULL); 6097 poll_threads(); 6098 CU_ASSERT(g_bserrno == 0); 6099 6100 /* 7. Delete blob */ 6101 spdk_blob_close(blob, blob_op_complete, NULL); 6102 poll_threads(); 6103 CU_ASSERT(g_bserrno == 0); 6104 6105 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 6106 poll_threads(); 6107 CU_ASSERT(g_bserrno == 0); 6108 6109 /* 8. Delete snapshot2. 6110 * If md of snapshot 2 was updated, it should be possible to delete it */ 6111 spdk_bs_delete_blob(bs, snapshotid2, blob_op_complete, NULL); 6112 poll_threads(); 6113 CU_ASSERT(g_bserrno == 0); 6114 6115 /* Remove remaining blobs and unload bs */ 6116 spdk_bs_delete_blob(bs, snapshotid1, blob_op_complete, NULL); 6117 poll_threads(); 6118 CU_ASSERT(g_bserrno == 0); 6119 6120 spdk_bs_delete_blob(bs, snapshotid0, blob_op_complete, NULL); 6121 poll_threads(); 6122 CU_ASSERT(g_bserrno == 0); 6123 6124 spdk_bs_free_io_channel(channel); 6125 poll_threads(); 6126 6127 spdk_bs_unload(bs, bs_op_complete, NULL); 6128 poll_threads(); 6129 CU_ASSERT(g_bserrno == 0); 6130 6131 g_bs = NULL; 6132 } 6133 6134 static void 6135 blobstore_clean_power_failure(void) 6136 { 6137 struct spdk_blob_store *bs; 6138 struct spdk_blob *blob; 6139 struct spdk_power_failure_thresholds thresholds = {}; 6140 bool clean = false; 6141 struct spdk_bs_super_block *super = (struct spdk_bs_super_block *)&g_dev_buffer[0]; 6142 struct spdk_bs_super_block super_copy = {}; 6143 6144 thresholds.general_threshold = 1; 6145 while (!clean) { 6146 /* Create bs and blob */ 6147 suite_blob_setup(); 6148 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 6149 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 6150 bs = g_bs; 6151 blob = g_blob; 6152 6153 /* Super block should not change for rest of the UT, 6154 * save it and compare later. */ 6155 memcpy(&super_copy, super, sizeof(struct spdk_bs_super_block)); 6156 SPDK_CU_ASSERT_FATAL(super->clean == 0); 6157 SPDK_CU_ASSERT_FATAL(bs->clean == 0); 6158 6159 /* Force bs/super block in a clean state. 6160 * Along with marking blob dirty, to cause blob persist. */ 6161 blob->state = SPDK_BLOB_STATE_DIRTY; 6162 bs->clean = 1; 6163 super->clean = 1; 6164 super->crc = blob_md_page_calc_crc(super); 6165 6166 g_bserrno = -1; 6167 dev_set_power_failure_thresholds(thresholds); 6168 spdk_blob_sync_md(blob, blob_op_complete, NULL); 6169 poll_threads(); 6170 dev_reset_power_failure_event(); 6171 6172 if (g_bserrno == 0) { 6173 /* After successful md sync, both bs and super block 6174 * should be marked as not clean. */ 6175 SPDK_CU_ASSERT_FATAL(bs->clean == 0); 6176 SPDK_CU_ASSERT_FATAL(super->clean == 0); 6177 clean = true; 6178 } 6179 6180 /* Depending on the point of failure, super block was either updated or not. */ 6181 super_copy.clean = super->clean; 6182 super_copy.crc = blob_md_page_calc_crc(&super_copy); 6183 /* Compare that the values in super block remained unchanged. */ 6184 SPDK_CU_ASSERT_FATAL(!memcmp(&super_copy, super, sizeof(struct spdk_bs_super_block))); 6185 6186 /* Delete blob and unload bs */ 6187 suite_blob_cleanup(); 6188 6189 thresholds.general_threshold++; 6190 } 6191 } 6192 6193 static void 6194 blob_delete_snapshot_power_failure(void) 6195 { 6196 struct spdk_bs_dev *dev; 6197 struct spdk_blob_store *bs; 6198 struct spdk_blob_opts opts; 6199 struct spdk_blob *blob, *snapshot; 6200 struct spdk_power_failure_thresholds thresholds = {}; 6201 spdk_blob_id blobid, snapshotid; 6202 const void *value; 6203 size_t value_len; 6204 size_t count; 6205 spdk_blob_id ids[3] = {}; 6206 int rc; 6207 bool deleted = false; 6208 int delete_snapshot_bserrno = -1; 6209 6210 thresholds.general_threshold = 1; 6211 while (!deleted) { 6212 dev = init_dev(); 6213 6214 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 6215 poll_threads(); 6216 CU_ASSERT(g_bserrno == 0); 6217 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 6218 bs = g_bs; 6219 6220 /* Create blob */ 6221 ut_spdk_blob_opts_init(&opts); 6222 opts.num_clusters = 10; 6223 6224 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 6225 poll_threads(); 6226 CU_ASSERT(g_bserrno == 0); 6227 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6228 blobid = g_blobid; 6229 6230 /* Create snapshot */ 6231 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 6232 poll_threads(); 6233 CU_ASSERT(g_bserrno == 0); 6234 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6235 snapshotid = g_blobid; 6236 SPDK_CU_ASSERT_FATAL(spdk_bit_pool_is_allocated(bs->used_clusters, 1)); 6237 SPDK_CU_ASSERT_FATAL(!spdk_bit_pool_is_allocated(bs->used_clusters, 11)); 6238 6239 dev_set_power_failure_thresholds(thresholds); 6240 6241 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 6242 poll_threads(); 6243 delete_snapshot_bserrno = g_bserrno; 6244 6245 /* Do not shut down cleanly. Assumption is that after snapshot deletion 6246 * reports success, changes to both blobs should already persisted. */ 6247 dev_reset_power_failure_event(); 6248 ut_bs_dirty_load(&bs, NULL); 6249 6250 SPDK_CU_ASSERT_FATAL(spdk_bit_pool_is_allocated(bs->used_clusters, 1)); 6251 SPDK_CU_ASSERT_FATAL(!spdk_bit_pool_is_allocated(bs->used_clusters, 11)); 6252 6253 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 6254 poll_threads(); 6255 CU_ASSERT(g_bserrno == 0); 6256 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 6257 blob = g_blob; 6258 SPDK_CU_ASSERT_FATAL(spdk_blob_is_thin_provisioned(blob) == true); 6259 6260 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 6261 poll_threads(); 6262 6263 if (g_bserrno == 0) { 6264 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 6265 snapshot = g_blob; 6266 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid); 6267 count = SPDK_COUNTOF(ids); 6268 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 6269 CU_ASSERT(rc == 0); 6270 CU_ASSERT(count == 1); 6271 CU_ASSERT(ids[0] == blobid); 6272 rc = spdk_blob_get_xattr_value(snapshot, SNAPSHOT_PENDING_REMOVAL, &value, &value_len); 6273 CU_ASSERT(rc != 0); 6274 SPDK_CU_ASSERT_FATAL(spdk_blob_is_thin_provisioned(snapshot) == false); 6275 6276 spdk_blob_close(snapshot, blob_op_complete, NULL); 6277 poll_threads(); 6278 CU_ASSERT(g_bserrno == 0); 6279 } else { 6280 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == SPDK_BLOBID_INVALID); 6281 /* Snapshot might have been left in unrecoverable state, so it does not open. 6282 * Yet delete might perform further changes to the clone after that. 6283 * This UT should test until snapshot is deleted and delete call succeeds. */ 6284 if (delete_snapshot_bserrno == 0) { 6285 deleted = true; 6286 } 6287 } 6288 6289 spdk_blob_close(blob, blob_op_complete, NULL); 6290 poll_threads(); 6291 CU_ASSERT(g_bserrno == 0); 6292 6293 spdk_bs_unload(bs, bs_op_complete, NULL); 6294 poll_threads(); 6295 CU_ASSERT(g_bserrno == 0); 6296 6297 thresholds.general_threshold++; 6298 } 6299 } 6300 6301 static void 6302 blob_create_snapshot_power_failure(void) 6303 { 6304 struct spdk_blob_store *bs = g_bs; 6305 struct spdk_bs_dev *dev; 6306 struct spdk_blob_opts opts; 6307 struct spdk_blob *blob, *snapshot; 6308 struct spdk_power_failure_thresholds thresholds = {}; 6309 spdk_blob_id blobid, snapshotid; 6310 const void *value; 6311 size_t value_len; 6312 size_t count; 6313 spdk_blob_id ids[3] = {}; 6314 int rc; 6315 bool created = false; 6316 int create_snapshot_bserrno = -1; 6317 6318 thresholds.general_threshold = 1; 6319 while (!created) { 6320 dev = init_dev(); 6321 6322 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 6323 poll_threads(); 6324 CU_ASSERT(g_bserrno == 0); 6325 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 6326 bs = g_bs; 6327 6328 /* Create blob */ 6329 ut_spdk_blob_opts_init(&opts); 6330 opts.num_clusters = 10; 6331 6332 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 6333 poll_threads(); 6334 CU_ASSERT(g_bserrno == 0); 6335 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 6336 blobid = g_blobid; 6337 SPDK_CU_ASSERT_FATAL(spdk_bit_pool_is_allocated(bs->used_clusters, 1)); 6338 SPDK_CU_ASSERT_FATAL(!spdk_bit_pool_is_allocated(bs->used_clusters, 11)); 6339 6340 dev_set_power_failure_thresholds(thresholds); 6341 6342 /* Create snapshot */ 6343 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 6344 poll_threads(); 6345 create_snapshot_bserrno = g_bserrno; 6346 snapshotid = g_blobid; 6347 SPDK_CU_ASSERT_FATAL(spdk_bit_pool_is_allocated(bs->used_clusters, 1)); 6348 SPDK_CU_ASSERT_FATAL(!spdk_bit_pool_is_allocated(bs->used_clusters, 11)); 6349 6350 /* Do not shut down cleanly. Assumption is that after create snapshot 6351 * reports success, both blobs should be power-fail safe. */ 6352 dev_reset_power_failure_event(); 6353 ut_bs_dirty_load(&bs, NULL); 6354 6355 SPDK_CU_ASSERT_FATAL(spdk_bit_pool_is_allocated(bs->used_clusters, 1)); 6356 SPDK_CU_ASSERT_FATAL(!spdk_bit_pool_is_allocated(bs->used_clusters, 11)); 6357 6358 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 6359 poll_threads(); 6360 CU_ASSERT(g_bserrno == 0); 6361 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 6362 blob = g_blob; 6363 6364 if (snapshotid != SPDK_BLOBID_INVALID) { 6365 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 6366 poll_threads(); 6367 } 6368 6369 if ((snapshotid != SPDK_BLOBID_INVALID) && (g_bserrno == 0)) { 6370 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 6371 snapshot = g_blob; 6372 SPDK_CU_ASSERT_FATAL(spdk_blob_is_thin_provisioned(blob) == true); 6373 SPDK_CU_ASSERT_FATAL(spdk_blob_is_thin_provisioned(snapshot) == false); 6374 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == snapshotid); 6375 count = SPDK_COUNTOF(ids); 6376 rc = spdk_blob_get_clones(bs, snapshotid, ids, &count); 6377 CU_ASSERT(rc == 0); 6378 CU_ASSERT(count == 1); 6379 CU_ASSERT(ids[0] == blobid); 6380 rc = spdk_blob_get_xattr_value(snapshot, SNAPSHOT_IN_PROGRESS, &value, &value_len); 6381 CU_ASSERT(rc != 0); 6382 6383 spdk_blob_close(snapshot, blob_op_complete, NULL); 6384 poll_threads(); 6385 CU_ASSERT(g_bserrno == 0); 6386 if (create_snapshot_bserrno == 0) { 6387 created = true; 6388 } 6389 } else { 6390 CU_ASSERT(spdk_blob_get_parent_snapshot(bs, blobid) == SPDK_BLOBID_INVALID); 6391 SPDK_CU_ASSERT_FATAL(spdk_blob_is_thin_provisioned(blob) == false); 6392 } 6393 6394 spdk_blob_close(blob, blob_op_complete, NULL); 6395 poll_threads(); 6396 CU_ASSERT(g_bserrno == 0); 6397 6398 spdk_bs_unload(bs, bs_op_complete, NULL); 6399 poll_threads(); 6400 CU_ASSERT(g_bserrno == 0); 6401 6402 thresholds.general_threshold++; 6403 } 6404 } 6405 6406 static void 6407 test_io_write(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel) 6408 { 6409 uint8_t payload_ff[64 * 512]; 6410 uint8_t payload_aa[64 * 512]; 6411 uint8_t payload_00[64 * 512]; 6412 uint8_t *cluster0, *cluster1; 6413 6414 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6415 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6416 memset(payload_00, 0x00, sizeof(payload_00)); 6417 6418 /* Try to perform I/O with io unit = 512 */ 6419 spdk_blob_io_write(blob, channel, payload_ff, 0, 1, blob_op_complete, NULL); 6420 poll_threads(); 6421 CU_ASSERT(g_bserrno == 0); 6422 6423 /* If thin provisioned is set cluster should be allocated now */ 6424 SPDK_CU_ASSERT_FATAL(blob->active.clusters[0] != 0); 6425 cluster0 = &g_dev_buffer[blob->active.clusters[0] * dev->blocklen]; 6426 6427 /* Each character 0-F symbolizes single io_unit containing 512 bytes block filled with that character. 6428 * Each page is separated by |. Whole block [...] symbolizes one cluster (containing 4 pages). */ 6429 /* cluster0: [ F000 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6430 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6431 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 31 * 512) == 0); 6432 6433 /* Verify write with offset on first page */ 6434 spdk_blob_io_write(blob, channel, payload_ff, 2, 1, blob_op_complete, NULL); 6435 poll_threads(); 6436 CU_ASSERT(g_bserrno == 0); 6437 6438 /* cluster0: [ F0F0 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6439 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6440 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6441 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6442 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6443 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_00, 28 * 512) == 0); 6444 6445 /* Verify write with offset on first page */ 6446 spdk_blob_io_write(blob, channel, payload_ff, 4, 4, blob_op_complete, NULL); 6447 poll_threads(); 6448 6449 /* cluster0: [ F0F0 FFFF | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6450 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6451 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6452 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6453 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6454 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_ff, 4 * 512) == 0); 6455 CU_ASSERT(memcmp(cluster0 + 8 * 512, payload_00, 24 * 512) == 0); 6456 6457 /* Verify write with offset on second page */ 6458 spdk_blob_io_write(blob, channel, payload_ff, 8, 4, blob_op_complete, NULL); 6459 poll_threads(); 6460 6461 /* cluster0: [ F0F0 FFFF | FFFF 0000 | 0000 0000 | 0000 0000 ] */ 6462 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6463 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6464 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6465 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6466 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_ff, 8 * 512) == 0); 6467 CU_ASSERT(memcmp(cluster0 + 12 * 512, payload_00, 20 * 512) == 0); 6468 6469 /* Verify write across multiple pages */ 6470 spdk_blob_io_write(blob, channel, payload_aa, 4, 8, blob_op_complete, NULL); 6471 poll_threads(); 6472 6473 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 0000 ] */ 6474 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6475 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6476 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6477 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6478 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6479 CU_ASSERT(memcmp(cluster0 + 12 * 512, payload_00, 20 * 512) == 0); 6480 6481 /* Verify write across multiple clusters */ 6482 spdk_blob_io_write(blob, channel, payload_ff, 28, 8, blob_op_complete, NULL); 6483 poll_threads(); 6484 6485 SPDK_CU_ASSERT_FATAL(blob->active.clusters[1] != 0); 6486 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6487 6488 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6489 * cluster1: [ FFFF 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6490 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6491 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6492 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6493 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6494 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6495 CU_ASSERT(memcmp(cluster0 + 28 * 512, payload_ff, 4 * 512) == 0); 6496 6497 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_ff, 4 * 512) == 0); 6498 CU_ASSERT(memcmp(cluster1 + 4 * 512, payload_00, 28 * 512) == 0); 6499 6500 /* Verify write to second cluster */ 6501 spdk_blob_io_write(blob, channel, payload_ff, 32 + 12, 2, blob_op_complete, NULL); 6502 poll_threads(); 6503 6504 SPDK_CU_ASSERT_FATAL(blob->active.clusters[1] != 0); 6505 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6506 6507 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6508 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] */ 6509 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6510 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6511 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6512 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6513 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6514 CU_ASSERT(memcmp(cluster0 + 28 * 512, payload_ff, 4 * 512) == 0); 6515 6516 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_ff, 4 * 512) == 0); 6517 CU_ASSERT(memcmp(cluster1 + 4 * 512, payload_00, 8 * 512) == 0); 6518 CU_ASSERT(memcmp(cluster1 + 12 * 512, payload_ff, 2 * 512) == 0); 6519 CU_ASSERT(memcmp(cluster1 + 14 * 512, payload_00, 18 * 512) == 0); 6520 } 6521 6522 static void 6523 test_io_read(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel) 6524 { 6525 uint8_t payload_read[64 * 512]; 6526 uint8_t payload_ff[64 * 512]; 6527 uint8_t payload_aa[64 * 512]; 6528 uint8_t payload_00[64 * 512]; 6529 6530 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6531 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6532 memset(payload_00, 0x00, sizeof(payload_00)); 6533 6534 /* Read only first io unit */ 6535 /* cluster0: [ (F)0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6536 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6537 * payload_read: F000 0000 | 0000 0000 ... */ 6538 memset(payload_read, 0x00, sizeof(payload_read)); 6539 spdk_blob_io_read(blob, channel, payload_read, 0, 1, blob_op_complete, NULL); 6540 poll_threads(); 6541 CU_ASSERT(g_bserrno == 0); 6542 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 6543 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 31 * 512) == 0); 6544 6545 /* Read four io_units starting from offset = 2 6546 * cluster0: [ F0(F0 AA)AA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6547 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6548 * payload_read: F0AA 0000 | 0000 0000 ... */ 6549 6550 memset(payload_read, 0x00, sizeof(payload_read)); 6551 spdk_blob_io_read(blob, channel, payload_read, 2, 4, blob_op_complete, NULL); 6552 poll_threads(); 6553 CU_ASSERT(g_bserrno == 0); 6554 6555 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 6556 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 512) == 0); 6557 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_aa, 512) == 0); 6558 CU_ASSERT(memcmp(payload_read + 3 * 512, payload_aa, 512) == 0); 6559 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 28 * 512) == 0); 6560 6561 /* Read eight io_units across multiple pages 6562 * cluster0: [ F0F0 (AAAA | AAAA) 0000 | 0000 0000 | 0000 FFFF ] 6563 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6564 * payload_read: AAAA AAAA | 0000 0000 ... */ 6565 memset(payload_read, 0x00, sizeof(payload_read)); 6566 spdk_blob_io_read(blob, channel, payload_read, 4, 8, blob_op_complete, NULL); 6567 poll_threads(); 6568 CU_ASSERT(g_bserrno == 0); 6569 6570 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_aa, 8 * 512) == 0); 6571 CU_ASSERT(memcmp(payload_read + 8 * 512, payload_00, 24 * 512) == 0); 6572 6573 /* Read eight io_units across multiple clusters 6574 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 (FFFF ] 6575 * cluster1: [ FFFF) 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6576 * payload_read: FFFF FFFF | 0000 0000 ... */ 6577 memset(payload_read, 0x00, sizeof(payload_read)); 6578 spdk_blob_io_read(blob, channel, payload_read, 28, 8, blob_op_complete, NULL); 6579 poll_threads(); 6580 CU_ASSERT(g_bserrno == 0); 6581 6582 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 8 * 512) == 0); 6583 CU_ASSERT(memcmp(payload_read + 8 * 512, payload_00, 24 * 512) == 0); 6584 6585 /* Read four io_units from second cluster 6586 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6587 * cluster1: [ FFFF 0000 | 00(00 FF)00 | 0000 0000 | 0000 0000 ] 6588 * payload_read: 00FF 0000 | 0000 0000 ... */ 6589 memset(payload_read, 0x00, sizeof(payload_read)); 6590 spdk_blob_io_read(blob, channel, payload_read, 32 + 10, 4, blob_op_complete, NULL); 6591 poll_threads(); 6592 CU_ASSERT(g_bserrno == 0); 6593 6594 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_00, 2 * 512) == 0); 6595 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_ff, 2 * 512) == 0); 6596 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 28 * 512) == 0); 6597 6598 /* Read second cluster 6599 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6600 * cluster1: [ (FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000) ] 6601 * payload_read: FFFF 0000 | 0000 FF00 ... */ 6602 memset(payload_read, 0x00, sizeof(payload_read)); 6603 spdk_blob_io_read(blob, channel, payload_read, 32, 32, blob_op_complete, NULL); 6604 poll_threads(); 6605 CU_ASSERT(g_bserrno == 0); 6606 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 4 * 512) == 0); 6607 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 8 * 512) == 0); 6608 CU_ASSERT(memcmp(payload_read + 12 * 512, payload_ff, 2 * 512) == 0); 6609 CU_ASSERT(memcmp(payload_read + 14 * 512, payload_00, 18 * 512) == 0); 6610 6611 /* Read whole two clusters 6612 * cluster0: [ (F0F0 AAAA | AAAA) 0000 | 0000 0000 | 0000 FFFF ] 6613 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000) ] */ 6614 memset(payload_read, 0x00, sizeof(payload_read)); 6615 spdk_blob_io_read(blob, channel, payload_read, 0, 64, blob_op_complete, NULL); 6616 poll_threads(); 6617 CU_ASSERT(g_bserrno == 0); 6618 6619 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 6620 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 512) == 0); 6621 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_ff, 512) == 0); 6622 CU_ASSERT(memcmp(payload_read + 3 * 512, payload_00, 512) == 0); 6623 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_aa, 8 * 512) == 0); 6624 CU_ASSERT(memcmp(payload_read + 28 * 512, payload_ff, 4 * 512) == 0); 6625 6626 CU_ASSERT(memcmp(payload_read + (32 + 0) * 512, payload_ff, 4 * 512) == 0); 6627 CU_ASSERT(memcmp(payload_read + (32 + 4) * 512, payload_00, 8 * 512) == 0); 6628 CU_ASSERT(memcmp(payload_read + (32 + 12) * 512, payload_ff, 2 * 512) == 0); 6629 CU_ASSERT(memcmp(payload_read + (32 + 14) * 512, payload_00, 18 * 512) == 0); 6630 } 6631 6632 6633 static void 6634 test_io_unmap(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel) 6635 { 6636 uint8_t payload_ff[64 * 512]; 6637 uint8_t payload_aa[64 * 512]; 6638 uint8_t payload_00[64 * 512]; 6639 uint8_t *cluster0, *cluster1; 6640 6641 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6642 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6643 memset(payload_00, 0x00, sizeof(payload_00)); 6644 6645 cluster0 = &g_dev_buffer[blob->active.clusters[0] * dev->blocklen]; 6646 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6647 6648 /* Unmap */ 6649 spdk_blob_io_unmap(blob, channel, 0, 64, blob_op_complete, NULL); 6650 poll_threads(); 6651 6652 CU_ASSERT(g_bserrno == 0); 6653 6654 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_00, 32 * 512) == 0); 6655 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_00, 32 * 512) == 0); 6656 } 6657 6658 static void 6659 test_io_zeroes(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel) 6660 { 6661 uint8_t payload_ff[64 * 512]; 6662 uint8_t payload_aa[64 * 512]; 6663 uint8_t payload_00[64 * 512]; 6664 uint8_t *cluster0, *cluster1; 6665 6666 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6667 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6668 memset(payload_00, 0x00, sizeof(payload_00)); 6669 6670 cluster0 = &g_dev_buffer[blob->active.clusters[0] * dev->blocklen]; 6671 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6672 6673 /* Write zeroes */ 6674 spdk_blob_io_write_zeroes(blob, channel, 0, 64, blob_op_complete, NULL); 6675 poll_threads(); 6676 6677 CU_ASSERT(g_bserrno == 0); 6678 6679 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_00, 32 * 512) == 0); 6680 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_00, 32 * 512) == 0); 6681 } 6682 6683 static inline void 6684 test_blob_io_writev(struct spdk_blob *blob, struct spdk_io_channel *channel, 6685 struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length, 6686 spdk_blob_op_complete cb_fn, void *cb_arg, struct spdk_blob_ext_io_opts *io_opts) 6687 { 6688 if (io_opts) { 6689 g_dev_writev_ext_called = false; 6690 memset(&g_blob_ext_io_opts, 0, sizeof(g_blob_ext_io_opts)); 6691 spdk_blob_io_writev_ext(blob, channel, iov, iovcnt, offset, length, blob_op_complete, NULL, 6692 io_opts); 6693 } else { 6694 spdk_blob_io_writev(blob, channel, iov, iovcnt, offset, length, blob_op_complete, NULL); 6695 } 6696 poll_threads(); 6697 CU_ASSERT(g_bserrno == 0); 6698 if (io_opts) { 6699 CU_ASSERT(g_dev_writev_ext_called); 6700 CU_ASSERT(memcmp(io_opts, &g_blob_ext_io_opts, sizeof(g_blob_ext_io_opts)) == 0); 6701 } 6702 } 6703 6704 static void 6705 test_iov_write(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel, 6706 bool ext_api) 6707 { 6708 uint8_t payload_ff[64 * 512]; 6709 uint8_t payload_aa[64 * 512]; 6710 uint8_t payload_00[64 * 512]; 6711 uint8_t *cluster0, *cluster1; 6712 struct iovec iov[4]; 6713 struct spdk_blob_ext_io_opts ext_opts = { 6714 .memory_domain = (struct spdk_memory_domain *)0xfeedbeef, 6715 .memory_domain_ctx = (void *)0xf00df00d, 6716 .size = sizeof(struct spdk_blob_ext_io_opts), 6717 .user_ctx = (void *)123, 6718 }; 6719 6720 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6721 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6722 memset(payload_00, 0x00, sizeof(payload_00)); 6723 6724 /* Try to perform I/O with io unit = 512 */ 6725 iov[0].iov_base = payload_ff; 6726 iov[0].iov_len = 1 * 512; 6727 6728 test_blob_io_writev(blob, channel, iov, 1, 0, 1, blob_op_complete, NULL, 6729 ext_api ? &ext_opts : NULL); 6730 6731 /* If thin provisioned is set cluster should be allocated now */ 6732 SPDK_CU_ASSERT_FATAL(blob->active.clusters[0] != 0); 6733 cluster0 = &g_dev_buffer[blob->active.clusters[0] * dev->blocklen]; 6734 6735 /* Each character 0-F symbolizes single io_unit containing 512 bytes block filled with that character. 6736 * Each page is separated by |. Whole block [...] symbolizes one cluster (containing 4 pages). */ 6737 /* cluster0: [ F000 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6738 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6739 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 31 * 512) == 0); 6740 6741 /* Verify write with offset on first page */ 6742 iov[0].iov_base = payload_ff; 6743 iov[0].iov_len = 1 * 512; 6744 6745 test_blob_io_writev(blob, channel, iov, 1, 2, 1, blob_op_complete, NULL, 6746 ext_api ? &ext_opts : NULL); 6747 6748 /* cluster0: [ F0F0 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6749 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6750 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6751 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6752 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6753 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_00, 28 * 512) == 0); 6754 6755 /* Verify write with offset on first page */ 6756 iov[0].iov_base = payload_ff; 6757 iov[0].iov_len = 4 * 512; 6758 spdk_blob_io_writev(blob, channel, iov, 1, 4, 4, blob_op_complete, NULL); 6759 poll_threads(); 6760 6761 /* cluster0: [ F0F0 FFFF | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6762 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6763 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6764 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6765 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6766 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_ff, 4 * 512) == 0); 6767 CU_ASSERT(memcmp(cluster0 + 8 * 512, payload_00, 24 * 512) == 0); 6768 6769 /* Verify write with offset on second page */ 6770 iov[0].iov_base = payload_ff; 6771 iov[0].iov_len = 4 * 512; 6772 spdk_blob_io_writev(blob, channel, iov, 1, 8, 4, blob_op_complete, NULL); 6773 poll_threads(); 6774 6775 /* cluster0: [ F0F0 FFFF | FFFF 0000 | 0000 0000 | 0000 0000 ] */ 6776 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6777 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6778 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6779 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6780 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_ff, 8 * 512) == 0); 6781 CU_ASSERT(memcmp(cluster0 + 12 * 512, payload_00, 20 * 512) == 0); 6782 6783 /* Verify write across multiple pages */ 6784 iov[0].iov_base = payload_aa; 6785 iov[0].iov_len = 8 * 512; 6786 6787 test_blob_io_writev(blob, channel, iov, 1, 4, 8, blob_op_complete, NULL, 6788 ext_api ? &ext_opts : NULL); 6789 6790 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 0000 ] */ 6791 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6792 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6793 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6794 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6795 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6796 CU_ASSERT(memcmp(cluster0 + 12 * 512, payload_00, 20 * 512) == 0); 6797 6798 /* Verify write across multiple clusters */ 6799 6800 iov[0].iov_base = payload_ff; 6801 iov[0].iov_len = 8 * 512; 6802 6803 test_blob_io_writev(blob, channel, iov, 1, 28, 8, blob_op_complete, NULL, 6804 ext_api ? &ext_opts : NULL); 6805 6806 SPDK_CU_ASSERT_FATAL(blob->active.clusters[1] != 0); 6807 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6808 6809 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6810 * cluster1: [ FFFF 0000 | 0000 0000 | 0000 0000 | 0000 0000 ] */ 6811 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6812 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6813 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6814 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6815 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6816 CU_ASSERT(memcmp(cluster0 + 12 * 512, payload_00, 16 * 512) == 0); 6817 CU_ASSERT(memcmp(cluster0 + 28 * 512, payload_ff, 4 * 512) == 0); 6818 6819 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_ff, 4 * 512) == 0); 6820 CU_ASSERT(memcmp(cluster1 + 4 * 512, payload_00, 28 * 512) == 0); 6821 6822 /* Verify write to second cluster */ 6823 6824 iov[0].iov_base = payload_ff; 6825 iov[0].iov_len = 2 * 512; 6826 6827 test_blob_io_writev(blob, channel, iov, 1, 32 + 12, 2, blob_op_complete, NULL, 6828 ext_api ? &ext_opts : NULL); 6829 6830 SPDK_CU_ASSERT_FATAL(blob->active.clusters[1] != 0); 6831 cluster1 = &g_dev_buffer[blob->active.clusters[1] * dev->blocklen]; 6832 6833 /* cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6834 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] */ 6835 CU_ASSERT(memcmp(cluster0 + 0 * 512, payload_ff, 512) == 0); 6836 CU_ASSERT(memcmp(cluster0 + 1 * 512, payload_00, 512) == 0); 6837 CU_ASSERT(memcmp(cluster0 + 2 * 512, payload_ff, 512) == 0); 6838 CU_ASSERT(memcmp(cluster0 + 3 * 512, payload_00, 512) == 0); 6839 CU_ASSERT(memcmp(cluster0 + 4 * 512, payload_aa, 8 * 512) == 0); 6840 CU_ASSERT(memcmp(cluster0 + 28 * 512, payload_ff, 4 * 512) == 0); 6841 6842 CU_ASSERT(memcmp(cluster1 + 0 * 512, payload_ff, 4 * 512) == 0); 6843 CU_ASSERT(memcmp(cluster1 + 4 * 512, payload_00, 8 * 512) == 0); 6844 CU_ASSERT(memcmp(cluster1 + 12 * 512, payload_ff, 2 * 512) == 0); 6845 CU_ASSERT(memcmp(cluster1 + 14 * 512, payload_00, 18 * 512) == 0); 6846 } 6847 6848 static inline void 6849 test_blob_io_readv(struct spdk_blob *blob, struct spdk_io_channel *channel, 6850 struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length, 6851 spdk_blob_op_complete cb_fn, void *cb_arg, struct spdk_blob_ext_io_opts *io_opts) 6852 { 6853 if (io_opts) { 6854 g_dev_readv_ext_called = false; 6855 memset(&g_blob_ext_io_opts, 0, sizeof(g_blob_ext_io_opts)); 6856 spdk_blob_io_readv_ext(blob, channel, iov, iovcnt, offset, length, blob_op_complete, NULL, io_opts); 6857 } else { 6858 spdk_blob_io_readv(blob, channel, iov, iovcnt, offset, length, blob_op_complete, NULL); 6859 } 6860 poll_threads(); 6861 CU_ASSERT(g_bserrno == 0); 6862 if (io_opts) { 6863 CU_ASSERT(g_dev_readv_ext_called); 6864 CU_ASSERT(memcmp(io_opts, &g_blob_ext_io_opts, sizeof(g_blob_ext_io_opts)) == 0); 6865 } 6866 } 6867 6868 static void 6869 test_iov_read(struct spdk_bs_dev *dev, struct spdk_blob *blob, struct spdk_io_channel *channel, 6870 bool ext_api) 6871 { 6872 uint8_t payload_read[64 * 512]; 6873 uint8_t payload_ff[64 * 512]; 6874 uint8_t payload_aa[64 * 512]; 6875 uint8_t payload_00[64 * 512]; 6876 struct iovec iov[4]; 6877 struct spdk_blob_ext_io_opts ext_opts = { 6878 .memory_domain = (struct spdk_memory_domain *)0xfeedbeef, 6879 .memory_domain_ctx = (void *)0xf00df00d, 6880 .size = sizeof(struct spdk_blob_ext_io_opts), 6881 .user_ctx = (void *)123, 6882 }; 6883 6884 memset(payload_ff, 0xFF, sizeof(payload_ff)); 6885 memset(payload_aa, 0xAA, sizeof(payload_aa)); 6886 memset(payload_00, 0x00, sizeof(payload_00)); 6887 6888 /* Read only first io unit */ 6889 /* cluster0: [ (F)0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6890 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6891 * payload_read: F000 0000 | 0000 0000 ... */ 6892 memset(payload_read, 0x00, sizeof(payload_read)); 6893 iov[0].iov_base = payload_read; 6894 iov[0].iov_len = 1 * 512; 6895 6896 test_blob_io_readv(blob, channel, iov, 1, 0, 1, blob_op_complete, NULL, ext_api ? &ext_opts : NULL); 6897 6898 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 6899 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 31 * 512) == 0); 6900 6901 /* Read four io_units starting from offset = 2 6902 * cluster0: [ F0(F0 AA)AA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6903 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6904 * payload_read: F0AA 0000 | 0000 0000 ... */ 6905 6906 memset(payload_read, 0x00, sizeof(payload_read)); 6907 iov[0].iov_base = payload_read; 6908 iov[0].iov_len = 4 * 512; 6909 6910 test_blob_io_readv(blob, channel, iov, 1, 2, 4, blob_op_complete, NULL, ext_api ? &ext_opts : NULL); 6911 6912 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 6913 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 512) == 0); 6914 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_aa, 512) == 0); 6915 CU_ASSERT(memcmp(payload_read + 3 * 512, payload_aa, 512) == 0); 6916 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 28 * 512) == 0); 6917 6918 /* Read eight io_units across multiple pages 6919 * cluster0: [ F0F0 (AAAA | AAAA) 0000 | 0000 0000 | 0000 FFFF ] 6920 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6921 * payload_read: AAAA AAAA | 0000 0000 ... */ 6922 memset(payload_read, 0x00, sizeof(payload_read)); 6923 iov[0].iov_base = payload_read; 6924 iov[0].iov_len = 4 * 512; 6925 iov[1].iov_base = payload_read + 4 * 512; 6926 iov[1].iov_len = 4 * 512; 6927 6928 test_blob_io_readv(blob, channel, iov, 2, 4, 8, blob_op_complete, NULL, ext_api ? &ext_opts : NULL); 6929 6930 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_aa, 8 * 512) == 0); 6931 CU_ASSERT(memcmp(payload_read + 8 * 512, payload_00, 24 * 512) == 0); 6932 6933 /* Read eight io_units across multiple clusters 6934 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 (FFFF ] 6935 * cluster1: [ FFFF) 0000 | 0000 FF00 | 0000 0000 | 0000 0000 ] 6936 * payload_read: FFFF FFFF | 0000 0000 ... */ 6937 memset(payload_read, 0x00, sizeof(payload_read)); 6938 iov[0].iov_base = payload_read; 6939 iov[0].iov_len = 2 * 512; 6940 iov[1].iov_base = payload_read + 2 * 512; 6941 iov[1].iov_len = 2 * 512; 6942 iov[2].iov_base = payload_read + 4 * 512; 6943 iov[2].iov_len = 2 * 512; 6944 iov[3].iov_base = payload_read + 6 * 512; 6945 iov[3].iov_len = 2 * 512; 6946 6947 test_blob_io_readv(blob, channel, iov, 4, 28, 8, blob_op_complete, NULL, 6948 ext_api ? &ext_opts : NULL); 6949 6950 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 8 * 512) == 0); 6951 CU_ASSERT(memcmp(payload_read + 8 * 512, payload_00, 24 * 512) == 0); 6952 6953 /* Read four io_units from second cluster 6954 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6955 * cluster1: [ FFFF 0000 | 00(00 FF)00 | 0000 0000 | 0000 0000 ] 6956 * payload_read: 00FF 0000 | 0000 0000 ... */ 6957 memset(payload_read, 0x00, sizeof(payload_read)); 6958 iov[0].iov_base = payload_read; 6959 iov[0].iov_len = 1 * 512; 6960 iov[1].iov_base = payload_read + 1 * 512; 6961 iov[1].iov_len = 3 * 512; 6962 6963 test_blob_io_readv(blob, channel, iov, 2, 32 + 10, 4, blob_op_complete, NULL, 6964 ext_api ? &ext_opts : NULL); 6965 6966 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_00, 2 * 512) == 0); 6967 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_ff, 2 * 512) == 0); 6968 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 28 * 512) == 0); 6969 6970 /* Read second cluster 6971 * cluster0: [ F0F0 AAAA | AAAA 0000 | 0000 0000 | 0000 FFFF ] 6972 * cluster1: [ (FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000) ] 6973 * payload_read: FFFF 0000 | 0000 FF00 ... */ 6974 memset(payload_read, 0x00, sizeof(payload_read)); 6975 iov[0].iov_base = payload_read; 6976 iov[0].iov_len = 1 * 512; 6977 iov[1].iov_base = payload_read + 1 * 512; 6978 iov[1].iov_len = 2 * 512; 6979 iov[2].iov_base = payload_read + 3 * 512; 6980 iov[2].iov_len = 4 * 512; 6981 iov[3].iov_base = payload_read + 7 * 512; 6982 iov[3].iov_len = 25 * 512; 6983 6984 test_blob_io_readv(blob, channel, iov, 4, 32, 32, blob_op_complete, NULL, 6985 ext_api ? &ext_opts : NULL); 6986 6987 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 4 * 512) == 0); 6988 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_00, 8 * 512) == 0); 6989 CU_ASSERT(memcmp(payload_read + 12 * 512, payload_ff, 2 * 512) == 0); 6990 CU_ASSERT(memcmp(payload_read + 14 * 512, payload_00, 18 * 512) == 0); 6991 6992 /* Read whole two clusters 6993 * cluster0: [ (F0F0 AAAA | AAAA) 0000 | 0000 0000 | 0000 FFFF ] 6994 * cluster1: [ FFFF 0000 | 0000 FF00 | 0000 0000 | 0000 0000) ] */ 6995 memset(payload_read, 0x00, sizeof(payload_read)); 6996 iov[0].iov_base = payload_read; 6997 iov[0].iov_len = 1 * 512; 6998 iov[1].iov_base = payload_read + 1 * 512; 6999 iov[1].iov_len = 8 * 512; 7000 iov[2].iov_base = payload_read + 9 * 512; 7001 iov[2].iov_len = 16 * 512; 7002 iov[3].iov_base = payload_read + 25 * 512; 7003 iov[3].iov_len = 39 * 512; 7004 7005 test_blob_io_readv(blob, channel, iov, 4, 0, 64, blob_op_complete, NULL, 7006 ext_api ? &ext_opts : NULL); 7007 7008 CU_ASSERT(memcmp(payload_read + 0 * 512, payload_ff, 512) == 0); 7009 CU_ASSERT(memcmp(payload_read + 1 * 512, payload_00, 512) == 0); 7010 CU_ASSERT(memcmp(payload_read + 2 * 512, payload_ff, 512) == 0); 7011 CU_ASSERT(memcmp(payload_read + 3 * 512, payload_00, 512) == 0); 7012 CU_ASSERT(memcmp(payload_read + 4 * 512, payload_aa, 8 * 512) == 0); 7013 CU_ASSERT(memcmp(payload_read + 28 * 512, payload_ff, 4 * 512) == 0); 7014 7015 CU_ASSERT(memcmp(payload_read + (32 + 0) * 512, payload_ff, 4 * 512) == 0); 7016 CU_ASSERT(memcmp(payload_read + (32 + 4) * 512, payload_00, 8 * 512) == 0); 7017 CU_ASSERT(memcmp(payload_read + (32 + 12) * 512, payload_ff, 2 * 512) == 0); 7018 CU_ASSERT(memcmp(payload_read + (32 + 14) * 512, payload_00, 18 * 512) == 0); 7019 } 7020 7021 static void 7022 blob_io_unit(void) 7023 { 7024 struct spdk_bs_opts bsopts; 7025 struct spdk_blob_opts opts; 7026 struct spdk_blob_store *bs; 7027 struct spdk_bs_dev *dev; 7028 struct spdk_blob *blob, *snapshot, *clone; 7029 spdk_blob_id blobid; 7030 struct spdk_io_channel *channel; 7031 7032 /* Create dev with 512 bytes io unit size */ 7033 7034 spdk_bs_opts_init(&bsopts, sizeof(bsopts)); 7035 bsopts.cluster_sz = SPDK_BS_PAGE_SIZE * 4; /* 8 * 4 = 32 io_unit */ 7036 snprintf(bsopts.bstype.bstype, sizeof(bsopts.bstype.bstype), "TESTTYPE"); 7037 7038 /* Try to initialize a new blob store with unsupported io_unit */ 7039 dev = init_dev(); 7040 dev->blocklen = 512; 7041 dev->blockcnt = DEV_BUFFER_SIZE / dev->blocklen; 7042 7043 /* Initialize a new blob store */ 7044 spdk_bs_init(dev, &bsopts, bs_op_with_handle_complete, NULL); 7045 poll_threads(); 7046 CU_ASSERT(g_bserrno == 0); 7047 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 7048 bs = g_bs; 7049 7050 CU_ASSERT(spdk_bs_get_io_unit_size(bs) == 512); 7051 channel = spdk_bs_alloc_io_channel(bs); 7052 7053 /* Create thick provisioned blob */ 7054 ut_spdk_blob_opts_init(&opts); 7055 opts.thin_provision = false; 7056 opts.num_clusters = 32; 7057 7058 blob = ut_blob_create_and_open(bs, &opts); 7059 blobid = spdk_blob_get_id(blob); 7060 7061 test_io_write(dev, blob, channel); 7062 test_io_read(dev, blob, channel); 7063 test_io_zeroes(dev, blob, channel); 7064 7065 test_iov_write(dev, blob, channel, false); 7066 test_iov_read(dev, blob, channel, false); 7067 test_io_zeroes(dev, blob, channel); 7068 7069 test_iov_write(dev, blob, channel, true); 7070 test_iov_read(dev, blob, channel, true); 7071 7072 test_io_unmap(dev, blob, channel); 7073 7074 spdk_blob_close(blob, blob_op_complete, NULL); 7075 poll_threads(); 7076 CU_ASSERT(g_bserrno == 0); 7077 blob = NULL; 7078 g_blob = NULL; 7079 7080 /* Create thin provisioned blob */ 7081 7082 ut_spdk_blob_opts_init(&opts); 7083 opts.thin_provision = true; 7084 opts.num_clusters = 32; 7085 7086 blob = ut_blob_create_and_open(bs, &opts); 7087 blobid = spdk_blob_get_id(blob); 7088 7089 test_io_write(dev, blob, channel); 7090 test_io_read(dev, blob, channel); 7091 test_io_zeroes(dev, blob, channel); 7092 7093 test_iov_write(dev, blob, channel, false); 7094 test_iov_read(dev, blob, channel, false); 7095 test_io_zeroes(dev, blob, channel); 7096 7097 test_iov_write(dev, blob, channel, true); 7098 test_iov_read(dev, blob, channel, true); 7099 7100 /* Create snapshot */ 7101 7102 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 7103 poll_threads(); 7104 CU_ASSERT(g_bserrno == 0); 7105 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7106 blobid = g_blobid; 7107 7108 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7109 poll_threads(); 7110 CU_ASSERT(g_bserrno == 0); 7111 CU_ASSERT(g_blob != NULL); 7112 snapshot = g_blob; 7113 7114 spdk_bs_create_clone(bs, blobid, NULL, blob_op_with_id_complete, NULL); 7115 poll_threads(); 7116 CU_ASSERT(g_bserrno == 0); 7117 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7118 blobid = g_blobid; 7119 7120 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7121 poll_threads(); 7122 CU_ASSERT(g_bserrno == 0); 7123 CU_ASSERT(g_blob != NULL); 7124 clone = g_blob; 7125 7126 test_io_read(dev, blob, channel); 7127 test_io_read(dev, snapshot, channel); 7128 test_io_read(dev, clone, channel); 7129 7130 test_iov_read(dev, blob, channel, false); 7131 test_iov_read(dev, snapshot, channel, false); 7132 test_iov_read(dev, clone, channel, false); 7133 7134 test_iov_read(dev, blob, channel, true); 7135 test_iov_read(dev, snapshot, channel, true); 7136 test_iov_read(dev, clone, channel, true); 7137 7138 /* Inflate clone */ 7139 7140 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 7141 poll_threads(); 7142 7143 CU_ASSERT(g_bserrno == 0); 7144 7145 test_io_read(dev, clone, channel); 7146 7147 test_io_unmap(dev, clone, channel); 7148 7149 test_iov_write(dev, clone, channel, false); 7150 test_iov_read(dev, clone, channel, false); 7151 test_io_unmap(dev, clone, channel); 7152 7153 test_iov_write(dev, clone, channel, true); 7154 test_iov_read(dev, clone, channel, true); 7155 7156 spdk_blob_close(blob, blob_op_complete, NULL); 7157 spdk_blob_close(snapshot, blob_op_complete, NULL); 7158 spdk_blob_close(clone, blob_op_complete, NULL); 7159 poll_threads(); 7160 CU_ASSERT(g_bserrno == 0); 7161 blob = NULL; 7162 g_blob = NULL; 7163 7164 spdk_bs_free_io_channel(channel); 7165 poll_threads(); 7166 7167 /* Unload the blob store */ 7168 spdk_bs_unload(bs, bs_op_complete, NULL); 7169 poll_threads(); 7170 CU_ASSERT(g_bserrno == 0); 7171 g_bs = NULL; 7172 g_blob = NULL; 7173 g_blobid = 0; 7174 } 7175 7176 static void 7177 blob_io_unit_compatibility(void) 7178 { 7179 struct spdk_bs_opts bsopts; 7180 struct spdk_blob_store *bs; 7181 struct spdk_bs_dev *dev; 7182 struct spdk_bs_super_block *super; 7183 7184 /* Create dev with 512 bytes io unit size */ 7185 7186 spdk_bs_opts_init(&bsopts, sizeof(bsopts)); 7187 bsopts.cluster_sz = SPDK_BS_PAGE_SIZE * 4; /* 8 * 4 = 32 io_unit */ 7188 snprintf(bsopts.bstype.bstype, sizeof(bsopts.bstype.bstype), "TESTTYPE"); 7189 7190 /* Try to initialize a new blob store with unsupported io_unit */ 7191 dev = init_dev(); 7192 dev->blocklen = 512; 7193 dev->blockcnt = DEV_BUFFER_SIZE / dev->blocklen; 7194 7195 /* Initialize a new blob store */ 7196 spdk_bs_init(dev, &bsopts, bs_op_with_handle_complete, NULL); 7197 poll_threads(); 7198 CU_ASSERT(g_bserrno == 0); 7199 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 7200 bs = g_bs; 7201 7202 CU_ASSERT(spdk_bs_get_io_unit_size(bs) == 512); 7203 7204 /* Unload the blob store */ 7205 spdk_bs_unload(bs, bs_op_complete, NULL); 7206 poll_threads(); 7207 CU_ASSERT(g_bserrno == 0); 7208 7209 /* Modify super block to behave like older version. 7210 * Check if loaded io unit size equals SPDK_BS_PAGE_SIZE */ 7211 super = (struct spdk_bs_super_block *)&g_dev_buffer[0]; 7212 super->io_unit_size = 0; 7213 super->crc = blob_md_page_calc_crc(super); 7214 7215 dev = init_dev(); 7216 dev->blocklen = 512; 7217 dev->blockcnt = DEV_BUFFER_SIZE / dev->blocklen; 7218 7219 spdk_bs_load(dev, &bsopts, bs_op_with_handle_complete, NULL); 7220 poll_threads(); 7221 CU_ASSERT(g_bserrno == 0); 7222 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 7223 bs = g_bs; 7224 7225 CU_ASSERT(spdk_bs_get_io_unit_size(bs) == SPDK_BS_PAGE_SIZE); 7226 7227 /* Unload the blob store */ 7228 spdk_bs_unload(bs, bs_op_complete, NULL); 7229 poll_threads(); 7230 CU_ASSERT(g_bserrno == 0); 7231 7232 g_bs = NULL; 7233 g_blob = NULL; 7234 g_blobid = 0; 7235 } 7236 7237 static void 7238 first_sync_complete(void *cb_arg, int bserrno) 7239 { 7240 struct spdk_blob *blob = cb_arg; 7241 int rc; 7242 7243 CU_ASSERT(bserrno == 0); 7244 rc = spdk_blob_set_xattr(blob, "sync", "second", strlen("second") + 1); 7245 CU_ASSERT(rc == 0); 7246 CU_ASSERT(g_bserrno == -1); 7247 7248 /* Keep g_bserrno at -1, only the 7249 * second sync completion should set it at 0. */ 7250 } 7251 7252 static void 7253 second_sync_complete(void *cb_arg, int bserrno) 7254 { 7255 struct spdk_blob *blob = cb_arg; 7256 const void *value; 7257 size_t value_len; 7258 int rc; 7259 7260 CU_ASSERT(bserrno == 0); 7261 7262 /* Verify that the first sync completion had a chance to execute */ 7263 rc = spdk_blob_get_xattr_value(blob, "sync", &value, &value_len); 7264 CU_ASSERT(rc == 0); 7265 SPDK_CU_ASSERT_FATAL(value != NULL); 7266 CU_ASSERT(value_len == strlen("second") + 1); 7267 CU_ASSERT_NSTRING_EQUAL_FATAL(value, "second", value_len); 7268 7269 CU_ASSERT(g_bserrno == -1); 7270 g_bserrno = bserrno; 7271 } 7272 7273 static void 7274 blob_simultaneous_operations(void) 7275 { 7276 struct spdk_blob_store *bs = g_bs; 7277 struct spdk_blob_opts opts; 7278 struct spdk_blob *blob, *snapshot; 7279 spdk_blob_id blobid, snapshotid; 7280 struct spdk_io_channel *channel; 7281 int rc; 7282 7283 channel = spdk_bs_alloc_io_channel(bs); 7284 SPDK_CU_ASSERT_FATAL(channel != NULL); 7285 7286 ut_spdk_blob_opts_init(&opts); 7287 opts.num_clusters = 10; 7288 7289 blob = ut_blob_create_and_open(bs, &opts); 7290 blobid = spdk_blob_get_id(blob); 7291 7292 /* Create snapshot and try to remove blob in the same time: 7293 * - snapshot should be created successfully 7294 * - delete operation should fail w -EBUSY */ 7295 CU_ASSERT(blob->locked_operation_in_progress == false); 7296 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 7297 CU_ASSERT(blob->locked_operation_in_progress == true); 7298 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 7299 CU_ASSERT(blob->locked_operation_in_progress == true); 7300 /* Deletion failure */ 7301 CU_ASSERT(g_bserrno == -EBUSY); 7302 poll_threads(); 7303 CU_ASSERT(blob->locked_operation_in_progress == false); 7304 /* Snapshot creation success */ 7305 CU_ASSERT(g_bserrno == 0); 7306 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7307 7308 snapshotid = g_blobid; 7309 7310 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 7311 poll_threads(); 7312 CU_ASSERT(g_bserrno == 0); 7313 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 7314 snapshot = g_blob; 7315 7316 /* Inflate blob and try to remove blob in the same time: 7317 * - blob should be inflated successfully 7318 * - delete operation should fail w -EBUSY */ 7319 CU_ASSERT(blob->locked_operation_in_progress == false); 7320 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 7321 CU_ASSERT(blob->locked_operation_in_progress == true); 7322 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 7323 CU_ASSERT(blob->locked_operation_in_progress == true); 7324 /* Deletion failure */ 7325 CU_ASSERT(g_bserrno == -EBUSY); 7326 poll_threads(); 7327 CU_ASSERT(blob->locked_operation_in_progress == false); 7328 /* Inflation success */ 7329 CU_ASSERT(g_bserrno == 0); 7330 7331 /* Clone snapshot and try to remove snapshot in the same time: 7332 * - snapshot should be cloned successfully 7333 * - delete operation should fail w -EBUSY */ 7334 CU_ASSERT(blob->locked_operation_in_progress == false); 7335 spdk_bs_create_clone(bs, snapshotid, NULL, blob_op_with_id_complete, NULL); 7336 spdk_bs_delete_blob(bs, snapshotid, blob_op_complete, NULL); 7337 /* Deletion failure */ 7338 CU_ASSERT(g_bserrno == -EBUSY); 7339 poll_threads(); 7340 CU_ASSERT(blob->locked_operation_in_progress == false); 7341 /* Clone created */ 7342 CU_ASSERT(g_bserrno == 0); 7343 7344 /* Resize blob and try to remove blob in the same time: 7345 * - blob should be resized successfully 7346 * - delete operation should fail w -EBUSY */ 7347 CU_ASSERT(blob->locked_operation_in_progress == false); 7348 spdk_blob_resize(blob, 50, blob_op_complete, NULL); 7349 CU_ASSERT(blob->locked_operation_in_progress == true); 7350 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 7351 CU_ASSERT(blob->locked_operation_in_progress == true); 7352 /* Deletion failure */ 7353 CU_ASSERT(g_bserrno == -EBUSY); 7354 poll_threads(); 7355 CU_ASSERT(blob->locked_operation_in_progress == false); 7356 /* Blob resized successfully */ 7357 spdk_blob_sync_md(blob, blob_op_complete, NULL); 7358 poll_threads(); 7359 CU_ASSERT(g_bserrno == 0); 7360 7361 /* Issue two consecutive blob syncs, neither should fail. 7362 * Force sync to actually occur by marking blob dirty each time. 7363 * Execution of sync should not be enough to complete the operation, 7364 * since disk I/O is required to complete it. */ 7365 g_bserrno = -1; 7366 7367 rc = spdk_blob_set_xattr(blob, "sync", "first", strlen("first") + 1); 7368 CU_ASSERT(rc == 0); 7369 spdk_blob_sync_md(blob, first_sync_complete, blob); 7370 CU_ASSERT(g_bserrno == -1); 7371 7372 spdk_blob_sync_md(blob, second_sync_complete, blob); 7373 CU_ASSERT(g_bserrno == -1); 7374 7375 poll_threads(); 7376 CU_ASSERT(g_bserrno == 0); 7377 7378 spdk_bs_free_io_channel(channel); 7379 poll_threads(); 7380 7381 ut_blob_close_and_delete(bs, snapshot); 7382 ut_blob_close_and_delete(bs, blob); 7383 } 7384 7385 static void 7386 blob_persist_test(void) 7387 { 7388 struct spdk_blob_store *bs = g_bs; 7389 struct spdk_blob_opts opts; 7390 struct spdk_blob *blob; 7391 spdk_blob_id blobid; 7392 struct spdk_io_channel *channel; 7393 char *xattr; 7394 size_t xattr_length; 7395 int rc; 7396 uint32_t page_count_clear, page_count_xattr; 7397 uint64_t poller_iterations; 7398 bool run_poller; 7399 7400 channel = spdk_bs_alloc_io_channel(bs); 7401 SPDK_CU_ASSERT_FATAL(channel != NULL); 7402 7403 ut_spdk_blob_opts_init(&opts); 7404 opts.num_clusters = 10; 7405 7406 blob = ut_blob_create_and_open(bs, &opts); 7407 blobid = spdk_blob_get_id(blob); 7408 7409 /* Save the amount of md pages used after creation of a blob. 7410 * This should be consistent after removing xattr. */ 7411 page_count_clear = spdk_bit_array_count_set(bs->used_md_pages); 7412 SPDK_CU_ASSERT_FATAL(blob->active.num_pages + blob->active.num_extent_pages == page_count_clear); 7413 SPDK_CU_ASSERT_FATAL(blob->clean.num_pages + blob->clean.num_extent_pages == page_count_clear); 7414 7415 /* Add xattr with maximum length of descriptor to exceed single metadata page. */ 7416 xattr_length = SPDK_BS_MAX_DESC_SIZE - sizeof(struct spdk_blob_md_descriptor_xattr) - 7417 strlen("large_xattr"); 7418 xattr = calloc(xattr_length, sizeof(char)); 7419 SPDK_CU_ASSERT_FATAL(xattr != NULL); 7420 7421 rc = spdk_blob_set_xattr(blob, "large_xattr", xattr, xattr_length); 7422 SPDK_CU_ASSERT_FATAL(rc == 0); 7423 spdk_blob_sync_md(blob, blob_op_complete, NULL); 7424 poll_threads(); 7425 SPDK_CU_ASSERT_FATAL(g_bserrno == 0); 7426 7427 /* Save the amount of md pages used after adding the large xattr */ 7428 page_count_xattr = spdk_bit_array_count_set(bs->used_md_pages); 7429 SPDK_CU_ASSERT_FATAL(blob->active.num_pages + blob->active.num_extent_pages == page_count_xattr); 7430 SPDK_CU_ASSERT_FATAL(blob->clean.num_pages + blob->clean.num_extent_pages == page_count_xattr); 7431 7432 /* Add xattr to a blob and sync it. While sync is occurring, remove the xattr and sync again. 7433 * Interrupt the first sync after increasing number of poller iterations, until it succeeds. 7434 * Expectation is that after second sync completes no xattr is saved in metadata. */ 7435 poller_iterations = 1; 7436 run_poller = true; 7437 while (run_poller) { 7438 rc = spdk_blob_set_xattr(blob, "large_xattr", xattr, xattr_length); 7439 SPDK_CU_ASSERT_FATAL(rc == 0); 7440 g_bserrno = -1; 7441 spdk_blob_sync_md(blob, blob_op_complete, NULL); 7442 poll_thread_times(0, poller_iterations); 7443 if (g_bserrno == 0) { 7444 /* Poller iteration count was high enough for first sync to complete. 7445 * Verify that blob takes up enough of md_pages to store the xattr. */ 7446 SPDK_CU_ASSERT_FATAL(blob->active.num_pages + blob->active.num_extent_pages == page_count_xattr); 7447 SPDK_CU_ASSERT_FATAL(blob->clean.num_pages + blob->clean.num_extent_pages == page_count_xattr); 7448 SPDK_CU_ASSERT_FATAL(spdk_bit_array_count_set(bs->used_md_pages) == page_count_xattr); 7449 run_poller = false; 7450 } 7451 rc = spdk_blob_remove_xattr(blob, "large_xattr"); 7452 SPDK_CU_ASSERT_FATAL(rc == 0); 7453 spdk_blob_sync_md(blob, blob_op_complete, NULL); 7454 poll_threads(); 7455 SPDK_CU_ASSERT_FATAL(g_bserrno == 0); 7456 SPDK_CU_ASSERT_FATAL(blob->active.num_pages + blob->active.num_extent_pages == page_count_clear); 7457 SPDK_CU_ASSERT_FATAL(blob->clean.num_pages + blob->clean.num_extent_pages == page_count_clear); 7458 SPDK_CU_ASSERT_FATAL(spdk_bit_array_count_set(bs->used_md_pages) == page_count_clear); 7459 7460 /* Reload bs and re-open blob to verify that xattr was not persisted. */ 7461 spdk_blob_close(blob, blob_op_complete, NULL); 7462 poll_threads(); 7463 CU_ASSERT(g_bserrno == 0); 7464 7465 ut_bs_reload(&bs, NULL); 7466 7467 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7468 poll_threads(); 7469 CU_ASSERT(g_bserrno == 0); 7470 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 7471 blob = g_blob; 7472 7473 rc = spdk_blob_get_xattr_value(blob, "large_xattr", (const void **)&xattr, &xattr_length); 7474 SPDK_CU_ASSERT_FATAL(rc == -ENOENT); 7475 7476 poller_iterations++; 7477 /* Stop at high iteration count to prevent infinite loop. 7478 * This value should be enough for first md sync to complete in any case. */ 7479 SPDK_CU_ASSERT_FATAL(poller_iterations < 50); 7480 } 7481 7482 free(xattr); 7483 7484 ut_blob_close_and_delete(bs, blob); 7485 7486 spdk_bs_free_io_channel(channel); 7487 poll_threads(); 7488 } 7489 7490 static void 7491 blob_decouple_snapshot(void) 7492 { 7493 struct spdk_blob_store *bs = g_bs; 7494 struct spdk_blob_opts opts; 7495 struct spdk_blob *blob, *snapshot1, *snapshot2; 7496 struct spdk_io_channel *channel; 7497 spdk_blob_id blobid, snapshotid; 7498 uint64_t cluster; 7499 7500 for (int delete_snapshot_first = 0; delete_snapshot_first <= 1; delete_snapshot_first++) { 7501 channel = spdk_bs_alloc_io_channel(bs); 7502 SPDK_CU_ASSERT_FATAL(channel != NULL); 7503 7504 ut_spdk_blob_opts_init(&opts); 7505 opts.num_clusters = 10; 7506 opts.thin_provision = false; 7507 7508 blob = ut_blob_create_and_open(bs, &opts); 7509 blobid = spdk_blob_get_id(blob); 7510 7511 /* Create first snapshot */ 7512 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 0); 7513 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 7514 poll_threads(); 7515 CU_ASSERT(g_bserrno == 0); 7516 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7517 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 1); 7518 snapshotid = g_blobid; 7519 7520 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 7521 poll_threads(); 7522 CU_ASSERT(g_bserrno == 0); 7523 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 7524 snapshot1 = g_blob; 7525 7526 /* Create the second one */ 7527 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 1); 7528 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 7529 poll_threads(); 7530 CU_ASSERT(g_bserrno == 0); 7531 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7532 CU_ASSERT_EQUAL(_get_snapshots_count(bs), 2); 7533 snapshotid = g_blobid; 7534 7535 spdk_bs_open_blob(bs, snapshotid, blob_op_with_handle_complete, NULL); 7536 poll_threads(); 7537 CU_ASSERT(g_bserrno == 0); 7538 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 7539 snapshot2 = g_blob; 7540 CU_ASSERT_EQUAL(spdk_blob_get_parent_snapshot(bs, snapshot2->id), snapshot1->id); 7541 7542 /* Now decouple the second snapshot forcing it to copy the written clusters */ 7543 spdk_bs_blob_decouple_parent(bs, channel, snapshot2->id, blob_op_complete, NULL); 7544 poll_threads(); 7545 CU_ASSERT(g_bserrno == 0); 7546 7547 /* Verify that the snapshot has been decoupled and that the clusters have been copied */ 7548 CU_ASSERT_EQUAL(spdk_blob_get_parent_snapshot(bs, snapshot2->id), SPDK_BLOBID_INVALID); 7549 for (cluster = 0; cluster < snapshot2->active.num_clusters; ++cluster) { 7550 CU_ASSERT_NOT_EQUAL(snapshot2->active.clusters[cluster], 0); 7551 CU_ASSERT_NOT_EQUAL(snapshot2->active.clusters[cluster], 7552 snapshot1->active.clusters[cluster]); 7553 } 7554 7555 spdk_bs_free_io_channel(channel); 7556 7557 if (delete_snapshot_first) { 7558 ut_blob_close_and_delete(bs, snapshot2); 7559 ut_blob_close_and_delete(bs, snapshot1); 7560 ut_blob_close_and_delete(bs, blob); 7561 } else { 7562 ut_blob_close_and_delete(bs, blob); 7563 ut_blob_close_and_delete(bs, snapshot2); 7564 ut_blob_close_and_delete(bs, snapshot1); 7565 } 7566 poll_threads(); 7567 } 7568 } 7569 7570 static void 7571 blob_seek_io_unit(void) 7572 { 7573 struct spdk_blob_store *bs = g_bs; 7574 struct spdk_blob *blob; 7575 struct spdk_io_channel *channel; 7576 struct spdk_blob_opts opts; 7577 uint64_t free_clusters; 7578 uint8_t payload[10 * 4096]; 7579 uint64_t offset; 7580 uint64_t io_unit, io_units_per_cluster; 7581 7582 free_clusters = spdk_bs_free_cluster_count(bs); 7583 7584 channel = spdk_bs_alloc_io_channel(bs); 7585 CU_ASSERT(channel != NULL); 7586 7587 /* Set blob as thin provisioned */ 7588 ut_spdk_blob_opts_init(&opts); 7589 opts.thin_provision = true; 7590 7591 /* Create a blob */ 7592 blob = ut_blob_create_and_open(bs, &opts); 7593 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 7594 7595 io_units_per_cluster = bs_io_units_per_cluster(blob); 7596 7597 /* The blob started at 0 clusters. Resize it to be 5, but still unallocated. */ 7598 spdk_blob_resize(blob, 5, blob_op_complete, NULL); 7599 poll_threads(); 7600 CU_ASSERT(g_bserrno == 0); 7601 CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs)); 7602 CU_ASSERT(blob->active.num_clusters == 5); 7603 7604 /* Write at the beginning of first cluster */ 7605 offset = 0; 7606 spdk_blob_io_write(blob, channel, payload, offset, 1, blob_op_complete, NULL); 7607 poll_threads(); 7608 CU_ASSERT(g_bserrno == 0); 7609 7610 io_unit = spdk_blob_get_next_allocated_io_unit(blob, 0); 7611 CU_ASSERT(io_unit == offset); 7612 7613 io_unit = spdk_blob_get_next_unallocated_io_unit(blob, 0); 7614 CU_ASSERT(io_unit == io_units_per_cluster); 7615 7616 /* Write in the middle of third cluster */ 7617 offset = 2 * io_units_per_cluster + io_units_per_cluster / 2; 7618 spdk_blob_io_write(blob, channel, payload, offset, 1, blob_op_complete, NULL); 7619 poll_threads(); 7620 CU_ASSERT(g_bserrno == 0); 7621 7622 io_unit = spdk_blob_get_next_allocated_io_unit(blob, io_units_per_cluster); 7623 CU_ASSERT(io_unit == 2 * io_units_per_cluster); 7624 7625 io_unit = spdk_blob_get_next_unallocated_io_unit(blob, 2 * io_units_per_cluster); 7626 CU_ASSERT(io_unit == 3 * io_units_per_cluster); 7627 7628 /* Write at the end of last cluster */ 7629 offset = 5 * io_units_per_cluster - 1; 7630 spdk_blob_io_write(blob, channel, payload, offset, 1, blob_op_complete, NULL); 7631 poll_threads(); 7632 CU_ASSERT(g_bserrno == 0); 7633 7634 io_unit = spdk_blob_get_next_allocated_io_unit(blob, 3 * io_units_per_cluster); 7635 CU_ASSERT(io_unit == 4 * io_units_per_cluster); 7636 7637 io_unit = spdk_blob_get_next_unallocated_io_unit(blob, 4 * io_units_per_cluster); 7638 CU_ASSERT(io_unit == UINT64_MAX); 7639 7640 spdk_bs_free_io_channel(channel); 7641 poll_threads(); 7642 7643 ut_blob_close_and_delete(bs, blob); 7644 } 7645 7646 static void 7647 blob_esnap_create(void) 7648 { 7649 struct spdk_blob_store *bs = g_bs; 7650 struct spdk_bs_opts bs_opts; 7651 struct ut_esnap_opts esnap_opts; 7652 struct spdk_blob_opts opts; 7653 struct spdk_blob_open_opts open_opts; 7654 struct spdk_blob *blob; 7655 uint32_t cluster_sz, block_sz; 7656 const uint32_t esnap_num_clusters = 4; 7657 uint64_t esnap_num_blocks; 7658 uint32_t sz; 7659 spdk_blob_id blobid; 7660 uint32_t bs_ctx_count, blob_ctx_count; 7661 7662 cluster_sz = spdk_bs_get_cluster_size(bs); 7663 block_sz = spdk_bs_get_io_unit_size(bs); 7664 esnap_num_blocks = cluster_sz * esnap_num_clusters / block_sz; 7665 7666 /* Create a normal blob and verify it is not an esnap clone. */ 7667 ut_spdk_blob_opts_init(&opts); 7668 blob = ut_blob_create_and_open(bs, &opts); 7669 CU_ASSERT(!spdk_blob_is_esnap_clone(blob)); 7670 ut_blob_close_and_delete(bs, blob); 7671 7672 /* Create an esnap clone blob then verify it is an esnap clone and has the right size */ 7673 ut_spdk_blob_opts_init(&opts); 7674 ut_esnap_opts_init(block_sz, esnap_num_blocks, __func__, NULL, &esnap_opts); 7675 opts.esnap_id = &esnap_opts; 7676 opts.esnap_id_len = sizeof(esnap_opts); 7677 opts.num_clusters = esnap_num_clusters; 7678 blob = ut_blob_create_and_open(bs, &opts); 7679 SPDK_CU_ASSERT_FATAL(blob != NULL); 7680 SPDK_CU_ASSERT_FATAL(spdk_blob_is_esnap_clone(blob)); 7681 SPDK_CU_ASSERT_FATAL(blob_is_esnap_clone(blob)); 7682 SPDK_CU_ASSERT_FATAL(!spdk_blob_is_clone(blob)); 7683 sz = spdk_blob_get_num_clusters(blob); 7684 CU_ASSERT(sz == esnap_num_clusters); 7685 ut_blob_close_and_delete(bs, blob); 7686 7687 /* Create an esnap clone without the size and verify it can be grown */ 7688 ut_spdk_blob_opts_init(&opts); 7689 ut_esnap_opts_init(block_sz, esnap_num_blocks, __func__, NULL, &esnap_opts); 7690 opts.esnap_id = &esnap_opts; 7691 opts.esnap_id_len = sizeof(esnap_opts); 7692 blob = ut_blob_create_and_open(bs, &opts); 7693 SPDK_CU_ASSERT_FATAL(spdk_blob_is_esnap_clone(blob)); 7694 sz = spdk_blob_get_num_clusters(blob); 7695 CU_ASSERT(sz == 0); 7696 spdk_blob_resize(blob, 1, blob_op_complete, NULL); 7697 poll_threads(); 7698 CU_ASSERT(g_bserrno == 0); 7699 sz = spdk_blob_get_num_clusters(blob); 7700 CU_ASSERT(sz == 1); 7701 spdk_blob_resize(blob, esnap_num_clusters, blob_op_complete, NULL); 7702 poll_threads(); 7703 CU_ASSERT(g_bserrno == 0); 7704 sz = spdk_blob_get_num_clusters(blob); 7705 CU_ASSERT(sz == esnap_num_clusters); 7706 spdk_blob_resize(blob, esnap_num_clusters + 1, blob_op_complete, NULL); 7707 poll_threads(); 7708 CU_ASSERT(g_bserrno == 0); 7709 sz = spdk_blob_get_num_clusters(blob); 7710 CU_ASSERT(sz == esnap_num_clusters + 1); 7711 7712 /* Reload the blobstore and be sure that the blob can be opened. */ 7713 blobid = spdk_blob_get_id(blob); 7714 spdk_blob_close(blob, blob_op_complete, NULL); 7715 poll_threads(); 7716 CU_ASSERT(g_bserrno == 0); 7717 g_blob = NULL; 7718 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 7719 bs_opts.esnap_bs_dev_create = ut_esnap_create; 7720 ut_bs_reload(&bs, &bs_opts); 7721 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7722 poll_threads(); 7723 CU_ASSERT(g_bserrno == 0); 7724 CU_ASSERT(g_blob != NULL); 7725 blob = g_blob; 7726 SPDK_CU_ASSERT_FATAL(spdk_blob_is_esnap_clone(blob)); 7727 sz = spdk_blob_get_num_clusters(blob); 7728 CU_ASSERT(sz == esnap_num_clusters + 1); 7729 7730 /* Reload the blobstore without esnap_bs_dev_create: should fail to open blob. */ 7731 spdk_blob_close(blob, blob_op_complete, NULL); 7732 poll_threads(); 7733 CU_ASSERT(g_bserrno == 0); 7734 g_blob = NULL; 7735 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 7736 ut_bs_reload(&bs, &bs_opts); 7737 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7738 poll_threads(); 7739 CU_ASSERT(g_bserrno != 0); 7740 CU_ASSERT(g_blob == NULL); 7741 7742 /* Reload the blobstore with ctx set and verify it is passed to the esnap create callback */ 7743 bs_ctx_count = 0; 7744 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 7745 bs_opts.esnap_bs_dev_create = ut_esnap_create_with_count; 7746 bs_opts.esnap_ctx = &bs_ctx_count; 7747 ut_bs_reload(&bs, &bs_opts); 7748 /* Loading the blobstore triggers the esnap to be loaded */ 7749 CU_ASSERT(bs_ctx_count == 1); 7750 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 7751 poll_threads(); 7752 CU_ASSERT(g_bserrno == 0); 7753 CU_ASSERT(g_blob != NULL); 7754 /* Opening the blob also triggers the esnap to be loaded */ 7755 CU_ASSERT(bs_ctx_count == 2); 7756 blob = g_blob; 7757 SPDK_CU_ASSERT_FATAL(spdk_blob_is_esnap_clone(blob)); 7758 sz = spdk_blob_get_num_clusters(blob); 7759 CU_ASSERT(sz == esnap_num_clusters + 1); 7760 spdk_blob_close(blob, blob_op_complete, NULL); 7761 poll_threads(); 7762 CU_ASSERT(g_bserrno == 0); 7763 g_blob = NULL; 7764 /* If open_opts.esnap_ctx is set it is passed to the esnap create callback */ 7765 blob_ctx_count = 0; 7766 spdk_blob_open_opts_init(&open_opts, sizeof(open_opts)); 7767 open_opts.esnap_ctx = &blob_ctx_count; 7768 spdk_bs_open_blob_ext(bs, blobid, &open_opts, blob_op_with_handle_complete, NULL); 7769 poll_threads(); 7770 blob = g_blob; 7771 CU_ASSERT(bs_ctx_count == 3); 7772 CU_ASSERT(blob_ctx_count == 1); 7773 spdk_blob_close(blob, blob_op_complete, NULL); 7774 poll_threads(); 7775 CU_ASSERT(g_bserrno == 0); 7776 g_blob = NULL; 7777 } 7778 7779 static void 7780 blob_esnap_clone_reload(void) 7781 { 7782 struct spdk_blob_store *bs = g_bs; 7783 struct spdk_bs_opts bs_opts; 7784 struct ut_esnap_opts esnap_opts; 7785 struct spdk_blob_opts opts; 7786 struct spdk_blob *eclone1, *snap1, *clone1; 7787 uint32_t cluster_sz = spdk_bs_get_cluster_size(bs); 7788 uint32_t block_sz = spdk_bs_get_io_unit_size(bs); 7789 const uint32_t esnap_num_clusters = 4; 7790 uint64_t esnap_num_blocks = cluster_sz * esnap_num_clusters / block_sz; 7791 spdk_blob_id eclone1_id, snap1_id, clone1_id; 7792 struct spdk_io_channel *bs_ch; 7793 char buf[block_sz]; 7794 int bserr1, bserr2, bserr3, bserr4; 7795 struct spdk_bs_dev *dev; 7796 7797 /* Create and open an esnap clone blob */ 7798 ut_spdk_blob_opts_init(&opts); 7799 ut_esnap_opts_init(block_sz, esnap_num_blocks, __func__, NULL, &esnap_opts); 7800 opts.esnap_id = &esnap_opts; 7801 opts.esnap_id_len = sizeof(esnap_opts); 7802 opts.num_clusters = esnap_num_clusters; 7803 eclone1 = ut_blob_create_and_open(bs, &opts); 7804 CU_ASSERT(eclone1 != NULL); 7805 CU_ASSERT(spdk_blob_is_esnap_clone(eclone1)); 7806 eclone1_id = eclone1->id; 7807 7808 /* Create and open a snapshot of eclone1 */ 7809 spdk_bs_create_snapshot(bs, eclone1_id, NULL, blob_op_with_id_complete, NULL); 7810 poll_threads(); 7811 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7812 CU_ASSERT(g_bserrno == 0); 7813 snap1_id = g_blobid; 7814 spdk_bs_open_blob(bs, snap1_id, blob_op_with_handle_complete, NULL); 7815 poll_threads(); 7816 CU_ASSERT(g_bserrno == 0); 7817 CU_ASSERT(g_blob != NULL); 7818 snap1 = g_blob; 7819 7820 /* Create and open regular clone of snap1 */ 7821 spdk_bs_create_clone(bs, snap1_id, NULL, blob_op_with_id_complete, NULL); 7822 poll_threads(); 7823 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 7824 SPDK_CU_ASSERT_FATAL(g_bserrno == 0); 7825 clone1_id = g_blobid; 7826 spdk_bs_open_blob(bs, clone1_id, blob_op_with_handle_complete, NULL); 7827 poll_threads(); 7828 CU_ASSERT(g_bserrno == 0); 7829 CU_ASSERT(g_blob != NULL); 7830 clone1 = g_blob; 7831 7832 /* Close the blobs in preparation for reloading the blobstore */ 7833 spdk_blob_close(clone1, blob_op_complete, NULL); 7834 poll_threads(); 7835 CU_ASSERT(g_bserrno == 0); 7836 spdk_blob_close(snap1, blob_op_complete, NULL); 7837 poll_threads(); 7838 CU_ASSERT(g_bserrno == 0); 7839 spdk_blob_close(eclone1, blob_op_complete, NULL); 7840 poll_threads(); 7841 CU_ASSERT(g_bserrno == 0); 7842 g_blob = NULL; 7843 7844 /* Reload the blobstore */ 7845 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 7846 bs_opts.esnap_bs_dev_create = ut_esnap_create; 7847 ut_bs_reload(&bs, &bs_opts); 7848 7849 /* Be sure each of the blobs can be opened */ 7850 spdk_bs_open_blob(bs, eclone1_id, blob_op_with_handle_complete, NULL); 7851 poll_threads(); 7852 CU_ASSERT(g_bserrno == 0); 7853 CU_ASSERT(g_blob != NULL); 7854 eclone1 = g_blob; 7855 spdk_bs_open_blob(bs, snap1_id, blob_op_with_handle_complete, NULL); 7856 poll_threads(); 7857 CU_ASSERT(g_bserrno == 0); 7858 CU_ASSERT(g_blob != NULL); 7859 snap1 = g_blob; 7860 spdk_bs_open_blob(bs, clone1_id, blob_op_with_handle_complete, NULL); 7861 poll_threads(); 7862 CU_ASSERT(g_bserrno == 0); 7863 CU_ASSERT(g_blob != NULL); 7864 clone1 = g_blob; 7865 7866 /* Perform some reads on each of them to cause channels to be allocated */ 7867 bs_ch = spdk_bs_alloc_io_channel(bs); 7868 CU_ASSERT(bs_ch != NULL); 7869 spdk_blob_io_read(eclone1, bs_ch, buf, 0, 1, bs_op_complete, NULL); 7870 poll_threads(); 7871 CU_ASSERT(g_bserrno == 0); 7872 spdk_blob_io_read(snap1, bs_ch, buf, 0, 1, bs_op_complete, NULL); 7873 poll_threads(); 7874 CU_ASSERT(g_bserrno == 0); 7875 spdk_blob_io_read(clone1, bs_ch, buf, 0, 1, bs_op_complete, NULL); 7876 poll_threads(); 7877 CU_ASSERT(g_bserrno == 0); 7878 7879 /* 7880 * Unload the blobstore in a way similar to how lvstore unloads it. This should exercise 7881 * the deferred unload path in spdk_bs_unload(). 7882 */ 7883 bserr1 = 0xbad; 7884 bserr2 = 0xbad; 7885 bserr3 = 0xbad; 7886 bserr4 = 0xbad; 7887 spdk_blob_close(eclone1, blob_op_complete, &bserr1); 7888 spdk_blob_close(snap1, blob_op_complete, &bserr2); 7889 spdk_blob_close(clone1, blob_op_complete, &bserr3); 7890 spdk_bs_unload(bs, blob_op_complete, &bserr4); 7891 spdk_bs_free_io_channel(bs_ch); 7892 poll_threads(); 7893 CU_ASSERT(bserr1 == 0); 7894 CU_ASSERT(bserr2 == 0); 7895 CU_ASSERT(bserr3 == 0); 7896 CU_ASSERT(bserr4 == 0); 7897 g_blob = NULL; 7898 7899 /* Reload the blobstore */ 7900 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 7901 bs_opts.esnap_bs_dev_create = ut_esnap_create; 7902 dev = init_dev(); 7903 spdk_bs_load(dev, &bs_opts, bs_op_with_handle_complete, NULL); 7904 poll_threads(); 7905 CU_ASSERT(g_bserrno == 0); 7906 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 7907 } 7908 7909 static bool 7910 blob_esnap_verify_contents(struct spdk_blob *blob, struct spdk_io_channel *ch, 7911 uint64_t offset, uint64_t size, uint32_t readsize, const char *how) 7912 { 7913 const uint32_t bs_blksz = blob->bs->io_unit_size; 7914 const uint32_t esnap_blksz = blob->back_bs_dev ? blob->back_bs_dev->blocklen : bs_blksz; 7915 const uint32_t start_blk = offset / bs_blksz; 7916 const uint32_t num_blocks = spdk_max(size, readsize) / bs_blksz; 7917 const uint32_t blocks_per_read = spdk_min(size, readsize) / bs_blksz; 7918 uint32_t blob_block; 7919 struct iovec iov; 7920 uint8_t buf[spdk_min(size, readsize)]; 7921 bool block_ok; 7922 7923 SPDK_CU_ASSERT_FATAL(offset % bs_blksz == 0); 7924 SPDK_CU_ASSERT_FATAL(size % bs_blksz == 0); 7925 SPDK_CU_ASSERT_FATAL(readsize % bs_blksz == 0); 7926 7927 memset(buf, 0, readsize); 7928 iov.iov_base = buf; 7929 iov.iov_len = readsize; 7930 for (blob_block = start_blk; blob_block < num_blocks; blob_block += blocks_per_read) { 7931 if (strcmp(how, "read") == 0) { 7932 spdk_blob_io_read(blob, ch, buf, blob_block, blocks_per_read, 7933 bs_op_complete, NULL); 7934 } else if (strcmp(how, "readv") == 0) { 7935 spdk_blob_io_readv(blob, ch, &iov, 1, blob_block, blocks_per_read, 7936 bs_op_complete, NULL); 7937 } else if (strcmp(how, "readv_ext") == 0) { 7938 /* 7939 * This is currently pointless. NULL ext_opts leads to dev->readv(), not 7940 * dev->readv_ext(). 7941 */ 7942 spdk_blob_io_readv_ext(blob, ch, &iov, 1, blob_block, blocks_per_read, 7943 bs_op_complete, NULL, NULL); 7944 } else { 7945 abort(); 7946 } 7947 poll_threads(); 7948 CU_ASSERT(g_bserrno == 0); 7949 if (g_bserrno != 0) { 7950 return false; 7951 } 7952 block_ok = ut_esnap_content_is_correct(buf, blocks_per_read * bs_blksz, blob->id, 7953 blob_block * bs_blksz, esnap_blksz); 7954 CU_ASSERT(block_ok); 7955 if (!block_ok) { 7956 return false; 7957 } 7958 } 7959 7960 return true; 7961 } 7962 7963 static void 7964 blob_esnap_io_size(uint32_t bs_blksz, uint32_t esnap_blksz) 7965 { 7966 struct spdk_bs_dev *dev; 7967 struct spdk_blob_store *bs; 7968 struct spdk_bs_opts bsopts; 7969 struct spdk_blob_opts opts; 7970 struct ut_esnap_opts esnap_opts; 7971 struct spdk_blob *blob; 7972 const uint32_t cluster_sz = 16 * 1024; 7973 const uint64_t esnap_num_clusters = 4; 7974 const uint32_t esnap_sz = cluster_sz * esnap_num_clusters; 7975 const uint64_t esnap_num_blocks = esnap_sz / esnap_blksz; 7976 const uint64_t blob_num_blocks = esnap_sz / bs_blksz; 7977 uint32_t block; 7978 struct spdk_io_channel *bs_ch; 7979 7980 spdk_bs_opts_init(&bsopts, sizeof(bsopts)); 7981 bsopts.cluster_sz = cluster_sz; 7982 bsopts.esnap_bs_dev_create = ut_esnap_create; 7983 7984 /* Create device with desired block size */ 7985 dev = init_dev(); 7986 dev->blocklen = bs_blksz; 7987 dev->blockcnt = DEV_BUFFER_SIZE / dev->blocklen; 7988 7989 /* Initialize a new blob store */ 7990 spdk_bs_init(dev, &bsopts, bs_op_with_handle_complete, NULL); 7991 poll_threads(); 7992 CU_ASSERT(g_bserrno == 0); 7993 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 7994 SPDK_CU_ASSERT_FATAL(g_bs->io_unit_size == bs_blksz); 7995 bs = g_bs; 7996 7997 bs_ch = spdk_bs_alloc_io_channel(bs); 7998 SPDK_CU_ASSERT_FATAL(bs_ch != NULL); 7999 8000 /* Create and open the esnap clone */ 8001 ut_spdk_blob_opts_init(&opts); 8002 ut_esnap_opts_init(esnap_blksz, esnap_num_blocks, __func__, NULL, &esnap_opts); 8003 opts.esnap_id = &esnap_opts; 8004 opts.esnap_id_len = sizeof(esnap_opts); 8005 opts.num_clusters = esnap_num_clusters; 8006 blob = ut_blob_create_and_open(bs, &opts); 8007 SPDK_CU_ASSERT_FATAL(blob != NULL); 8008 8009 /* Verify that large reads return the content of the esnap device */ 8010 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, esnap_sz, "read")); 8011 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, esnap_sz, "readv")); 8012 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, esnap_sz, "readv_ext")); 8013 /* Verify that small reads return the content of the esnap device */ 8014 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, bs_blksz, "read")); 8015 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, bs_blksz, "readv")); 8016 CU_ASSERT(blob_esnap_verify_contents(blob, bs_ch, 0, esnap_sz, bs_blksz, "readv_ext")); 8017 8018 /* Write one blob block at a time; verify that the surrounding blocks are OK */ 8019 for (block = 0; block < blob_num_blocks; block++) { 8020 char buf[bs_blksz]; 8021 union ut_word word; 8022 8023 word.f.blob_id = 0xfedcba90; 8024 word.f.lba = block; 8025 ut_memset8(buf, word.num, bs_blksz); 8026 8027 spdk_blob_io_write(blob, bs_ch, buf, block, 1, bs_op_complete, NULL); 8028 poll_threads(); 8029 CU_ASSERT(g_bserrno == 0); 8030 if (g_bserrno != 0) { 8031 break; 8032 } 8033 8034 /* Read and verify the block before the current block */ 8035 if (block != 0) { 8036 spdk_blob_io_read(blob, bs_ch, buf, block - 1, 1, bs_op_complete, NULL); 8037 poll_threads(); 8038 CU_ASSERT(g_bserrno == 0); 8039 if (g_bserrno != 0) { 8040 break; 8041 } 8042 CU_ASSERT(ut_esnap_content_is_correct(buf, bs_blksz, word.f.blob_id, 8043 (block - 1) * bs_blksz, bs_blksz)); 8044 } 8045 8046 /* Read and verify the current block */ 8047 spdk_blob_io_read(blob, bs_ch, buf, block, 1, bs_op_complete, NULL); 8048 poll_threads(); 8049 CU_ASSERT(g_bserrno == 0); 8050 if (g_bserrno != 0) { 8051 break; 8052 } 8053 CU_ASSERT(ut_esnap_content_is_correct(buf, bs_blksz, word.f.blob_id, 8054 block * bs_blksz, bs_blksz)); 8055 8056 /* Check the block that follows */ 8057 if (block + 1 < blob_num_blocks) { 8058 g_bserrno = 0xbad; 8059 spdk_blob_io_read(blob, bs_ch, buf, block + 1, 1, bs_op_complete, NULL); 8060 poll_threads(); 8061 CU_ASSERT(g_bserrno == 0); 8062 if (g_bserrno != 0) { 8063 break; 8064 } 8065 CU_ASSERT(ut_esnap_content_is_correct(buf, bs_blksz, blob->id, 8066 (block + 1) * bs_blksz, 8067 esnap_blksz)); 8068 } 8069 } 8070 8071 /* Clean up */ 8072 spdk_bs_free_io_channel(bs_ch); 8073 g_bserrno = 0xbad; 8074 spdk_blob_close(blob, blob_op_complete, NULL); 8075 poll_threads(); 8076 CU_ASSERT(g_bserrno == 0); 8077 spdk_bs_unload(g_bs, bs_op_complete, NULL); 8078 poll_threads(); 8079 CU_ASSERT(g_bserrno == 0); 8080 g_bs = NULL; 8081 memset(g_dev_buffer, 0, DEV_BUFFER_SIZE); 8082 } 8083 8084 static void 8085 blob_esnap_io_4096_4096(void) 8086 { 8087 blob_esnap_io_size(4096, 4096); 8088 } 8089 8090 static void 8091 blob_esnap_io_512_512(void) 8092 { 8093 blob_esnap_io_size(512, 512); 8094 } 8095 8096 static void 8097 blob_esnap_io_4096_512(void) 8098 { 8099 blob_esnap_io_size(4096, 512); 8100 } 8101 8102 static void 8103 blob_esnap_io_512_4096(void) 8104 { 8105 struct spdk_bs_dev *dev; 8106 struct spdk_blob_store *bs; 8107 struct spdk_bs_opts bs_opts; 8108 struct spdk_blob_opts blob_opts; 8109 struct ut_esnap_opts esnap_opts; 8110 uint64_t cluster_sz = 16 * 1024; 8111 uint32_t bs_blksz = 512; 8112 uint32_t esnap_blksz = 4096; 8113 uint64_t esnap_num_blocks = 64; 8114 spdk_blob_id blobid; 8115 8116 /* Create device with desired block size */ 8117 dev = init_dev(); 8118 dev->blocklen = bs_blksz; 8119 dev->blockcnt = DEV_BUFFER_SIZE / dev->blocklen; 8120 8121 /* Initialize a new blob store */ 8122 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 8123 bs_opts.cluster_sz = cluster_sz; 8124 bs_opts.esnap_bs_dev_create = ut_esnap_create; 8125 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 8126 poll_threads(); 8127 CU_ASSERT(g_bserrno == 0); 8128 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 8129 SPDK_CU_ASSERT_FATAL(g_bs->io_unit_size == bs_blksz); 8130 bs = g_bs; 8131 8132 /* Try to create and open the esnap clone. Create should succeed, open should fail. */ 8133 ut_spdk_blob_opts_init(&blob_opts); 8134 ut_esnap_opts_init(esnap_blksz, esnap_num_blocks, __func__, NULL, &esnap_opts); 8135 blob_opts.esnap_id = &esnap_opts; 8136 blob_opts.esnap_id_len = sizeof(esnap_opts); 8137 blob_opts.num_clusters = esnap_num_blocks * esnap_blksz / bs_blksz; 8138 spdk_bs_create_blob_ext(bs, &blob_opts, blob_op_with_id_complete, NULL); 8139 poll_threads(); 8140 CU_ASSERT(g_bserrno == 0); 8141 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8142 blobid = g_blobid; 8143 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8144 poll_threads(); 8145 CU_ASSERT(g_bserrno == -EINVAL); 8146 CU_ASSERT(g_blob == NULL); 8147 8148 /* Clean up */ 8149 spdk_bs_unload(bs, bs_op_complete, NULL); 8150 poll_threads(); 8151 CU_ASSERT(g_bserrno == 0); 8152 g_bs = NULL; 8153 memset(g_dev_buffer, 0, DEV_BUFFER_SIZE); 8154 } 8155 8156 static void 8157 blob_esnap_thread_add_remove(void) 8158 { 8159 struct spdk_blob_store *bs = g_bs; 8160 struct spdk_blob_opts opts; 8161 struct ut_esnap_opts ut_esnap_opts; 8162 struct spdk_blob *blob; 8163 struct ut_esnap_dev *ut_dev; 8164 spdk_blob_id blobid; 8165 uint64_t start_thread = g_ut_thread_id; 8166 bool destroyed = false; 8167 struct spdk_io_channel *ch0, *ch1; 8168 struct ut_esnap_channel *ut_ch0, *ut_ch1; 8169 const uint32_t blocklen = bs->io_unit_size; 8170 char buf[blocklen * 4]; 8171 8172 SPDK_CU_ASSERT_FATAL(g_ut_num_threads > 1); 8173 set_thread(0); 8174 8175 /* Create the esnap clone */ 8176 ut_esnap_opts_init(blocklen, 2048, "add_remove_1", &destroyed, &ut_esnap_opts); 8177 ut_spdk_blob_opts_init(&opts); 8178 opts.esnap_id = &ut_esnap_opts; 8179 opts.esnap_id_len = sizeof(ut_esnap_opts); 8180 opts.num_clusters = 10; 8181 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 8182 poll_threads(); 8183 CU_ASSERT(g_bserrno == 0); 8184 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8185 blobid = g_blobid; 8186 8187 /* Open the blob. No channels should be allocated yet. */ 8188 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8189 poll_threads(); 8190 CU_ASSERT(g_bserrno == 0); 8191 CU_ASSERT(g_blob != NULL); 8192 blob = g_blob; 8193 ut_dev = (struct ut_esnap_dev *)blob->back_bs_dev; 8194 CU_ASSERT(ut_dev != NULL); 8195 CU_ASSERT(ut_dev->num_channels == 0); 8196 8197 /* Create a channel on thread 0. It is lazily created on the first read. */ 8198 ch0 = spdk_bs_alloc_io_channel(bs); 8199 CU_ASSERT(ch0 != NULL); 8200 ut_ch0 = ut_esnap_get_io_channel(ch0, blobid); 8201 CU_ASSERT(ut_ch0 == NULL); 8202 CU_ASSERT(ut_dev->num_channels == 0); 8203 spdk_blob_io_read(blob, ch0, buf, 0, 1, bs_op_complete, NULL); 8204 poll_threads(); 8205 CU_ASSERT(g_bserrno == 0); 8206 CU_ASSERT(ut_dev->num_channels == 1); 8207 ut_ch0 = ut_esnap_get_io_channel(ch0, blobid); 8208 CU_ASSERT(ut_ch0 != NULL); 8209 CU_ASSERT(ut_ch0->blocks_read == 1); 8210 8211 /* Create a channel on thread 1 and verify its lazy creation too. */ 8212 set_thread(1); 8213 ch1 = spdk_bs_alloc_io_channel(bs); 8214 CU_ASSERT(ch1 != NULL); 8215 ut_ch1 = ut_esnap_get_io_channel(ch1, blobid); 8216 CU_ASSERT(ut_ch1 == NULL); 8217 CU_ASSERT(ut_dev->num_channels == 1); 8218 spdk_blob_io_read(blob, ch1, buf, 0, 4, bs_op_complete, NULL); 8219 poll_threads(); 8220 CU_ASSERT(g_bserrno == 0); 8221 CU_ASSERT(ut_dev->num_channels == 2); 8222 ut_ch1 = ut_esnap_get_io_channel(ch1, blobid); 8223 CU_ASSERT(ut_ch1 != NULL); 8224 CU_ASSERT(ut_ch1->blocks_read == 4); 8225 8226 /* Close the channel on thread 0 and verify the bs_dev channel is also gone. */ 8227 set_thread(0); 8228 spdk_bs_free_io_channel(ch0); 8229 poll_threads(); 8230 CU_ASSERT(ut_dev->num_channels == 1); 8231 8232 /* Close the blob. There is no outstanding IO so it should close right away. */ 8233 g_bserrno = 0xbad; 8234 spdk_blob_close(blob, blob_op_complete, NULL); 8235 poll_threads(); 8236 CU_ASSERT(g_bserrno == 0); 8237 CU_ASSERT(destroyed); 8238 8239 /* The esnap channel for the blob should be gone now too. */ 8240 ut_ch1 = ut_esnap_get_io_channel(ch1, blobid); 8241 CU_ASSERT(ut_ch1 == NULL); 8242 8243 /* Clean up */ 8244 set_thread(1); 8245 spdk_bs_free_io_channel(ch1); 8246 set_thread(start_thread); 8247 } 8248 8249 static void 8250 freeze_done(void *cb_arg, int bserrno) 8251 { 8252 uint32_t *freeze_cnt = cb_arg; 8253 8254 CU_ASSERT(bserrno == 0); 8255 (*freeze_cnt)++; 8256 } 8257 8258 static void 8259 unfreeze_done(void *cb_arg, int bserrno) 8260 { 8261 uint32_t *unfreeze_cnt = cb_arg; 8262 8263 CU_ASSERT(bserrno == 0); 8264 (*unfreeze_cnt)++; 8265 } 8266 8267 static void 8268 blob_nested_freezes(void) 8269 { 8270 struct spdk_blob_store *bs = g_bs; 8271 struct spdk_blob *blob; 8272 struct spdk_io_channel *channel[2]; 8273 struct spdk_blob_opts opts; 8274 uint32_t freeze_cnt, unfreeze_cnt; 8275 int i; 8276 8277 for (i = 0; i < 2; i++) { 8278 set_thread(i); 8279 channel[i] = spdk_bs_alloc_io_channel(bs); 8280 SPDK_CU_ASSERT_FATAL(channel[i] != NULL); 8281 } 8282 8283 set_thread(0); 8284 8285 ut_spdk_blob_opts_init(&opts); 8286 blob = ut_blob_create_and_open(bs, &opts); 8287 8288 /* First just test a single freeze/unfreeze. */ 8289 freeze_cnt = 0; 8290 unfreeze_cnt = 0; 8291 CU_ASSERT(blob->frozen_refcnt == 0); 8292 blob_freeze_io(blob, freeze_done, &freeze_cnt); 8293 CU_ASSERT(blob->frozen_refcnt == 1); 8294 CU_ASSERT(freeze_cnt == 0); 8295 poll_threads(); 8296 CU_ASSERT(freeze_cnt == 1); 8297 blob_unfreeze_io(blob, unfreeze_done, &unfreeze_cnt); 8298 CU_ASSERT(blob->frozen_refcnt == 0); 8299 CU_ASSERT(unfreeze_cnt == 0); 8300 poll_threads(); 8301 CU_ASSERT(unfreeze_cnt == 1); 8302 8303 /* Now nest multiple freeze/unfreeze operations. We should 8304 * expect a callback for each operation, but only after 8305 * the threads have been polled to ensure a for_each_channel() 8306 * was executed. 8307 */ 8308 freeze_cnt = 0; 8309 unfreeze_cnt = 0; 8310 CU_ASSERT(blob->frozen_refcnt == 0); 8311 blob_freeze_io(blob, freeze_done, &freeze_cnt); 8312 CU_ASSERT(blob->frozen_refcnt == 1); 8313 CU_ASSERT(freeze_cnt == 0); 8314 blob_freeze_io(blob, freeze_done, &freeze_cnt); 8315 CU_ASSERT(blob->frozen_refcnt == 2); 8316 CU_ASSERT(freeze_cnt == 0); 8317 poll_threads(); 8318 CU_ASSERT(freeze_cnt == 2); 8319 blob_unfreeze_io(blob, unfreeze_done, &unfreeze_cnt); 8320 CU_ASSERT(blob->frozen_refcnt == 1); 8321 CU_ASSERT(unfreeze_cnt == 0); 8322 blob_unfreeze_io(blob, unfreeze_done, &unfreeze_cnt); 8323 CU_ASSERT(blob->frozen_refcnt == 0); 8324 CU_ASSERT(unfreeze_cnt == 0); 8325 poll_threads(); 8326 CU_ASSERT(unfreeze_cnt == 2); 8327 8328 for (i = 0; i < 2; i++) { 8329 set_thread(i); 8330 spdk_bs_free_io_channel(channel[i]); 8331 } 8332 set_thread(0); 8333 ut_blob_close_and_delete(bs, blob); 8334 8335 poll_threads(); 8336 g_blob = NULL; 8337 g_blobid = 0; 8338 } 8339 8340 static void 8341 blob_ext_md_pages(void) 8342 { 8343 struct spdk_blob_store *bs; 8344 struct spdk_bs_dev *dev; 8345 struct spdk_blob *blob; 8346 struct spdk_blob_opts opts; 8347 struct spdk_bs_opts bs_opts; 8348 uint64_t free_clusters; 8349 8350 dev = init_dev(); 8351 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 8352 snprintf(bs_opts.bstype.bstype, sizeof(bs_opts.bstype.bstype), "TESTTYPE"); 8353 /* Issue #2932 was a bug in how we use bs_allocate_cluster() during resize. 8354 * It requires num_md_pages that is much smaller than the number of clusters. 8355 * Make sure we can create a blob that uses all of the free clusters. 8356 */ 8357 bs_opts.cluster_sz = 65536; 8358 bs_opts.num_md_pages = 16; 8359 8360 /* Initialize a new blob store */ 8361 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 8362 poll_threads(); 8363 CU_ASSERT(g_bserrno == 0); 8364 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 8365 bs = g_bs; 8366 8367 free_clusters = spdk_bs_free_cluster_count(bs); 8368 8369 ut_spdk_blob_opts_init(&opts); 8370 opts.num_clusters = free_clusters; 8371 8372 blob = ut_blob_create_and_open(bs, &opts); 8373 spdk_blob_close(blob, blob_op_complete, NULL); 8374 CU_ASSERT(g_bserrno == 0); 8375 8376 spdk_bs_unload(bs, bs_op_complete, NULL); 8377 poll_threads(); 8378 CU_ASSERT(g_bserrno == 0); 8379 g_bs = NULL; 8380 } 8381 8382 static void 8383 blob_esnap_clone_snapshot(void) 8384 { 8385 /* 8386 * When a snapshot is created, the blob that is being snapped becomes 8387 * the leaf node (a clone of the snapshot) and the newly created 8388 * snapshot sits between the snapped blob and the external snapshot. 8389 * 8390 * Before creating snap1 8391 * 8392 * ,--------. ,----------. 8393 * | blob | | vbdev | 8394 * | blob1 |<----| nvme1n42 | 8395 * | (rw) | | (ro) | 8396 * `--------' `----------' 8397 * Figure 1 8398 * 8399 * After creating snap1 8400 * 8401 * ,--------. ,--------. ,----------. 8402 * | blob | | blob | | vbdev | 8403 * | blob1 |<----| snap1 |<----| nvme1n42 | 8404 * | (rw) | | (ro) | | (ro) | 8405 * `--------' `--------' `----------' 8406 * Figure 2 8407 * 8408 * Starting from Figure 2, if snap1 is removed, the chain reverts to 8409 * what it looks like in Figure 1. 8410 * 8411 * Starting from Figure 2, if blob1 is removed, the chain becomes: 8412 * 8413 * ,--------. ,----------. 8414 * | blob | | vbdev | 8415 * | snap1 |<----| nvme1n42 | 8416 * | (ro) | | (ro) | 8417 * `--------' `----------' 8418 * Figure 3 8419 * 8420 * In each case, the blob pointed to by the nvme vbdev is considered 8421 * the "esnap clone". The esnap clone must have: 8422 * 8423 * - XATTR_INTERNAL for BLOB_EXTERNAL_SNAPSHOT_ID (e.g. name or UUID) 8424 * - blob->invalid_flags must contain SPDK_BLOB_EXTERNAL_SNAPSHOT 8425 * - blob->parent_id must be SPDK_BLOBID_EXTERNAL_SNAPSHOT. 8426 * 8427 * No other blob that descends from the esnap clone may have any of 8428 * those set. 8429 */ 8430 struct spdk_blob_store *bs = g_bs; 8431 const uint32_t blocklen = bs->io_unit_size; 8432 struct spdk_blob_opts opts; 8433 struct ut_esnap_opts esnap_opts; 8434 struct spdk_blob *blob, *snap_blob; 8435 spdk_blob_id blobid, snap_blobid; 8436 bool destroyed = false; 8437 8438 /* Create the esnap clone */ 8439 ut_esnap_opts_init(blocklen, 2048, __func__, &destroyed, &esnap_opts); 8440 ut_spdk_blob_opts_init(&opts); 8441 opts.esnap_id = &esnap_opts; 8442 opts.esnap_id_len = sizeof(esnap_opts); 8443 opts.num_clusters = 10; 8444 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 8445 poll_threads(); 8446 CU_ASSERT(g_bserrno == 0); 8447 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8448 blobid = g_blobid; 8449 8450 /* Open the blob. */ 8451 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8452 poll_threads(); 8453 CU_ASSERT(g_bserrno == 0); 8454 CU_ASSERT(g_blob != NULL); 8455 blob = g_blob; 8456 UT_ASSERT_IS_ESNAP_CLONE(blob, &esnap_opts, sizeof(esnap_opts)); 8457 8458 /* 8459 * Create a snapshot of the blob. The snapshot becomes the esnap clone. 8460 */ 8461 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 8462 poll_threads(); 8463 CU_ASSERT(g_bserrno == 0); 8464 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8465 snap_blobid = g_blobid; 8466 8467 spdk_bs_open_blob(bs, snap_blobid, blob_op_with_handle_complete, NULL); 8468 poll_threads(); 8469 CU_ASSERT(g_bserrno == 0); 8470 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 8471 snap_blob = g_blob; 8472 8473 UT_ASSERT_IS_NOT_ESNAP_CLONE(blob); 8474 UT_ASSERT_IS_ESNAP_CLONE(snap_blob, &esnap_opts, sizeof(esnap_opts)); 8475 8476 /* 8477 * Delete the snapshot. The original blob becomes the esnap clone. 8478 */ 8479 ut_blob_close_and_delete(bs, snap_blob); 8480 snap_blob = NULL; 8481 snap_blobid = SPDK_BLOBID_INVALID; 8482 UT_ASSERT_IS_ESNAP_CLONE(blob, &esnap_opts, sizeof(esnap_opts)); 8483 8484 /* 8485 * Create the snapshot again, then delete the original blob. The 8486 * snapshot should survive as the esnap clone. 8487 */ 8488 spdk_bs_create_snapshot(bs, blobid, NULL, blob_op_with_id_complete, NULL); 8489 poll_threads(); 8490 CU_ASSERT(g_bserrno == 0); 8491 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8492 snap_blobid = g_blobid; 8493 8494 spdk_bs_open_blob(bs, snap_blobid, blob_op_with_handle_complete, NULL); 8495 poll_threads(); 8496 CU_ASSERT(g_bserrno == 0); 8497 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 8498 snap_blob = g_blob; 8499 8500 UT_ASSERT_IS_NOT_ESNAP_CLONE(blob); 8501 UT_ASSERT_IS_ESNAP_CLONE(snap_blob, &esnap_opts, sizeof(esnap_opts)); 8502 8503 ut_blob_close_and_delete(bs, blob); 8504 blob = NULL; 8505 blobid = SPDK_BLOBID_INVALID; 8506 UT_ASSERT_IS_ESNAP_CLONE(snap_blob, &esnap_opts, sizeof(esnap_opts)); 8507 8508 /* 8509 * Clone the snapshot. The snapshot continues to be the esnap clone. 8510 */ 8511 spdk_bs_create_clone(bs, snap_blobid, NULL, blob_op_with_id_complete, NULL); 8512 poll_threads(); 8513 CU_ASSERT(g_bserrno == 0); 8514 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8515 blobid = g_blobid; 8516 8517 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8518 poll_threads(); 8519 CU_ASSERT(g_bserrno == 0); 8520 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 8521 blob = g_blob; 8522 8523 UT_ASSERT_IS_NOT_ESNAP_CLONE(blob); 8524 UT_ASSERT_IS_ESNAP_CLONE(snap_blob, &esnap_opts, sizeof(esnap_opts)); 8525 8526 /* 8527 * Delete the snapshot. The clone becomes the esnap clone. 8528 */ 8529 ut_blob_close_and_delete(bs, snap_blob); 8530 snap_blob = NULL; 8531 snap_blobid = SPDK_BLOBID_INVALID; 8532 UT_ASSERT_IS_ESNAP_CLONE(blob, &esnap_opts, sizeof(esnap_opts)); 8533 8534 /* 8535 * Clean up 8536 */ 8537 ut_blob_close_and_delete(bs, blob); 8538 } 8539 8540 static uint64_t 8541 _blob_esnap_clone_hydrate(bool inflate) 8542 { 8543 struct spdk_blob_store *bs = g_bs; 8544 struct spdk_blob_opts opts; 8545 struct ut_esnap_opts esnap_opts; 8546 struct spdk_blob *blob; 8547 spdk_blob_id blobid; 8548 struct spdk_io_channel *channel; 8549 bool destroyed = false; 8550 const uint32_t blocklen = spdk_bs_get_io_unit_size(bs); 8551 const uint32_t cluster_sz = spdk_bs_get_cluster_size(bs); 8552 const uint64_t esnap_num_clusters = 4; 8553 const uint32_t esnap_sz = cluster_sz * esnap_num_clusters; 8554 const uint64_t esnap_num_blocks = esnap_sz / blocklen; 8555 uint64_t num_failures = CU_get_number_of_failures(); 8556 8557 channel = spdk_bs_alloc_io_channel(bs); 8558 SPDK_CU_ASSERT_FATAL(channel != NULL); 8559 8560 /* Create the esnap clone */ 8561 ut_spdk_blob_opts_init(&opts); 8562 ut_esnap_opts_init(blocklen, esnap_num_blocks, __func__, &destroyed, &esnap_opts); 8563 opts.esnap_id = &esnap_opts; 8564 opts.esnap_id_len = sizeof(esnap_opts); 8565 opts.num_clusters = esnap_num_clusters; 8566 spdk_bs_create_blob_ext(bs, &opts, blob_op_with_id_complete, NULL); 8567 poll_threads(); 8568 CU_ASSERT(g_bserrno == 0); 8569 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8570 blobid = g_blobid; 8571 8572 /* Open the esnap clone */ 8573 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8574 poll_threads(); 8575 CU_ASSERT(g_bserrno == 0); 8576 SPDK_CU_ASSERT_FATAL(g_blob != NULL); 8577 blob = g_blob; 8578 UT_ASSERT_IS_ESNAP_CLONE(blob, &esnap_opts, sizeof(esnap_opts)); 8579 8580 /* 8581 * Inflate or decouple the blob then verify that it is no longer an esnap clone and has 8582 * right content 8583 */ 8584 if (inflate) { 8585 spdk_bs_inflate_blob(bs, channel, blobid, blob_op_complete, NULL); 8586 } else { 8587 spdk_bs_blob_decouple_parent(bs, channel, blobid, blob_op_complete, NULL); 8588 } 8589 poll_threads(); 8590 CU_ASSERT(g_bserrno == 0); 8591 UT_ASSERT_IS_NOT_ESNAP_CLONE(blob); 8592 CU_ASSERT(blob_esnap_verify_contents(blob, channel, 0, esnap_sz, esnap_sz, "read")); 8593 ut_blob_close_and_delete(bs, blob); 8594 8595 /* 8596 * Clean up 8597 */ 8598 spdk_bs_free_io_channel(channel); 8599 poll_threads(); 8600 8601 /* Return number of new failures */ 8602 return CU_get_number_of_failures() - num_failures; 8603 } 8604 8605 static void 8606 blob_esnap_clone_inflate(void) 8607 { 8608 _blob_esnap_clone_hydrate(true); 8609 } 8610 8611 static void 8612 blob_esnap_clone_decouple(void) 8613 { 8614 _blob_esnap_clone_hydrate(false); 8615 } 8616 8617 static void 8618 blob_esnap_hotplug(void) 8619 { 8620 struct spdk_blob_store *bs = g_bs; 8621 struct ut_esnap_opts esnap1_opts, esnap2_opts; 8622 struct spdk_blob_opts opts; 8623 struct spdk_blob *blob; 8624 struct spdk_bs_dev *bs_dev; 8625 struct ut_esnap_dev *esnap_dev; 8626 uint32_t cluster_sz = spdk_bs_get_cluster_size(bs); 8627 uint32_t block_sz = spdk_bs_get_io_unit_size(bs); 8628 const uint32_t esnap_num_clusters = 4; 8629 uint64_t esnap_num_blocks = cluster_sz * esnap_num_clusters / block_sz; 8630 bool destroyed1 = false, destroyed2 = false; 8631 uint64_t start_thread = g_ut_thread_id; 8632 struct spdk_io_channel *ch0, *ch1; 8633 char buf[block_sz]; 8634 8635 /* Create and open an esnap clone blob */ 8636 ut_spdk_blob_opts_init(&opts); 8637 ut_esnap_opts_init(block_sz, esnap_num_blocks, "esnap1", &destroyed1, &esnap1_opts); 8638 opts.esnap_id = &esnap1_opts; 8639 opts.esnap_id_len = sizeof(esnap1_opts); 8640 opts.num_clusters = esnap_num_clusters; 8641 blob = ut_blob_create_and_open(bs, &opts); 8642 CU_ASSERT(blob != NULL); 8643 CU_ASSERT(spdk_blob_is_esnap_clone(blob)); 8644 SPDK_CU_ASSERT_FATAL(blob->back_bs_dev != NULL); 8645 esnap_dev = (struct ut_esnap_dev *)blob->back_bs_dev; 8646 CU_ASSERT(strcmp(esnap_dev->ut_opts.name, "esnap1") == 0); 8647 8648 /* Replace the external snapshot */ 8649 ut_esnap_opts_init(block_sz, esnap_num_blocks, "esnap2", &destroyed2, &esnap2_opts); 8650 bs_dev = ut_esnap_dev_alloc(&esnap2_opts); 8651 CU_ASSERT(!destroyed1); 8652 CU_ASSERT(!destroyed2); 8653 g_bserrno = 0xbad; 8654 spdk_blob_set_esnap_bs_dev(blob, bs_dev, bs_op_complete, NULL); 8655 poll_threads(); 8656 CU_ASSERT(g_bserrno == 0); 8657 CU_ASSERT(destroyed1); 8658 CU_ASSERT(!destroyed2); 8659 SPDK_CU_ASSERT_FATAL(bs_dev == blob->back_bs_dev); 8660 SPDK_CU_ASSERT_FATAL(bs_dev == spdk_blob_get_esnap_bs_dev(blob)); 8661 esnap_dev = (struct ut_esnap_dev *)blob->back_bs_dev; 8662 CU_ASSERT(strcmp(esnap_dev->ut_opts.name, "esnap2") == 0); 8663 8664 /* Create a couple channels */ 8665 set_thread(0); 8666 ch0 = spdk_bs_alloc_io_channel(bs); 8667 CU_ASSERT(ch0 != NULL); 8668 spdk_blob_io_read(blob, ch0, buf, 0, 1, bs_op_complete, NULL); 8669 set_thread(1); 8670 ch1 = spdk_bs_alloc_io_channel(bs); 8671 CU_ASSERT(ch1 != NULL); 8672 spdk_blob_io_read(blob, ch1, buf, 0, 1, bs_op_complete, NULL); 8673 set_thread(start_thread); 8674 poll_threads(); 8675 CU_ASSERT(esnap_dev->num_channels == 2); 8676 8677 /* Replace the external snapshot */ 8678 ut_esnap_opts_init(block_sz, esnap_num_blocks, "esnap1a", &destroyed1, &esnap1_opts); 8679 bs_dev = ut_esnap_dev_alloc(&esnap1_opts); 8680 destroyed1 = destroyed2 = false; 8681 g_bserrno = 0xbad; 8682 spdk_blob_set_esnap_bs_dev(blob, bs_dev, bs_op_complete, NULL); 8683 poll_threads(); 8684 CU_ASSERT(g_bserrno == 0); 8685 CU_ASSERT(!destroyed1); 8686 CU_ASSERT(destroyed2); 8687 SPDK_CU_ASSERT_FATAL(blob->back_bs_dev != NULL); 8688 esnap_dev = (struct ut_esnap_dev *)blob->back_bs_dev; 8689 CU_ASSERT(strcmp(esnap_dev->ut_opts.name, "esnap1a") == 0); 8690 8691 /* Clean up */ 8692 set_thread(0); 8693 spdk_bs_free_io_channel(ch0); 8694 set_thread(1); 8695 spdk_bs_free_io_channel(ch1); 8696 set_thread(start_thread); 8697 g_bserrno = 0xbad; 8698 spdk_blob_close(blob, bs_op_complete, NULL); 8699 poll_threads(); 8700 CU_ASSERT(g_bserrno == 0); 8701 } 8702 8703 static bool g_blob_is_degraded; 8704 static int g_blob_is_degraded_called; 8705 8706 static bool 8707 _blob_is_degraded(struct spdk_bs_dev *dev) 8708 { 8709 g_blob_is_degraded_called++; 8710 return g_blob_is_degraded; 8711 } 8712 8713 static void 8714 blob_is_degraded(void) 8715 { 8716 struct spdk_bs_dev bs_is_degraded_null = { 0 }; 8717 struct spdk_bs_dev bs_is_degraded = { .is_degraded = _blob_is_degraded }; 8718 8719 /* No back_bs_dev, no bs->dev->is_degraded */ 8720 g_blob_is_degraded_called = 0; 8721 CU_ASSERT(!spdk_blob_is_degraded(g_blob)); 8722 CU_ASSERT(g_blob_is_degraded_called == 0); 8723 8724 /* No back_bs_dev, blobstore device degraded */ 8725 g_bs->dev->is_degraded = _blob_is_degraded; 8726 g_blob_is_degraded_called = 0; 8727 g_blob_is_degraded = true; 8728 CU_ASSERT(spdk_blob_is_degraded(g_blob)); 8729 CU_ASSERT(g_blob_is_degraded_called == 1); 8730 8731 /* No back_bs_dev, blobstore device not degraded */ 8732 g_bs->dev->is_degraded = _blob_is_degraded; 8733 g_blob_is_degraded_called = 0; 8734 g_blob_is_degraded = false; 8735 CU_ASSERT(!spdk_blob_is_degraded(g_blob)); 8736 CU_ASSERT(g_blob_is_degraded_called == 1); 8737 8738 /* back_bs_dev does not define is_degraded, no bs->dev->is_degraded */ 8739 g_bs->dev->is_degraded = NULL; 8740 g_blob->back_bs_dev = &bs_is_degraded_null; 8741 g_blob_is_degraded_called = 0; 8742 g_blob_is_degraded = false; 8743 CU_ASSERT(!spdk_blob_is_degraded(g_blob)); 8744 CU_ASSERT(g_blob_is_degraded_called == 0); 8745 8746 /* back_bs_dev is not degraded, no bs->dev->is_degraded */ 8747 g_bs->dev->is_degraded = NULL; 8748 g_blob->back_bs_dev = &bs_is_degraded; 8749 g_blob_is_degraded_called = 0; 8750 g_blob_is_degraded = false; 8751 CU_ASSERT(!spdk_blob_is_degraded(g_blob)); 8752 CU_ASSERT(g_blob_is_degraded_called == 1); 8753 8754 /* back_bs_dev is degraded, no bs->dev->is_degraded */ 8755 g_bs->dev->is_degraded = NULL; 8756 g_blob->back_bs_dev = &bs_is_degraded; 8757 g_blob_is_degraded_called = 0; 8758 g_blob_is_degraded = true; 8759 CU_ASSERT(spdk_blob_is_degraded(g_blob)); 8760 CU_ASSERT(g_blob_is_degraded_called == 1); 8761 8762 /* back_bs_dev is not degraded, blobstore device is not degraded */ 8763 g_bs->dev->is_degraded = _blob_is_degraded; 8764 g_blob->back_bs_dev = &bs_is_degraded; 8765 g_blob_is_degraded_called = 0; 8766 g_blob_is_degraded = false; 8767 CU_ASSERT(!spdk_blob_is_degraded(g_blob)); 8768 CU_ASSERT(g_blob_is_degraded_called == 2); 8769 8770 g_blob->back_bs_dev = NULL; 8771 } 8772 8773 static void 8774 suite_bs_setup(void) 8775 { 8776 struct spdk_bs_dev *dev; 8777 8778 dev = init_dev(); 8779 memset(g_dev_buffer, 0, DEV_BUFFER_SIZE); 8780 spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL); 8781 poll_threads(); 8782 CU_ASSERT(g_bserrno == 0); 8783 CU_ASSERT(g_bs != NULL); 8784 } 8785 8786 static void 8787 suite_esnap_bs_setup(void) 8788 { 8789 struct spdk_bs_dev *dev; 8790 struct spdk_bs_opts bs_opts; 8791 8792 dev = init_dev(); 8793 memset(g_dev_buffer, 0, DEV_BUFFER_SIZE); 8794 spdk_bs_opts_init(&bs_opts, sizeof(bs_opts)); 8795 bs_opts.cluster_sz = 16 * 1024; 8796 bs_opts.esnap_bs_dev_create = ut_esnap_create; 8797 spdk_bs_init(dev, &bs_opts, bs_op_with_handle_complete, NULL); 8798 poll_threads(); 8799 CU_ASSERT(g_bserrno == 0); 8800 SPDK_CU_ASSERT_FATAL(g_bs != NULL); 8801 } 8802 8803 static void 8804 suite_bs_cleanup(void) 8805 { 8806 if (g_bs != NULL) { 8807 spdk_bs_unload(g_bs, bs_op_complete, NULL); 8808 poll_threads(); 8809 CU_ASSERT(g_bserrno == 0); 8810 g_bs = NULL; 8811 } 8812 memset(g_dev_buffer, 0, DEV_BUFFER_SIZE); 8813 } 8814 8815 static struct spdk_blob * 8816 ut_blob_create_and_open(struct spdk_blob_store *bs, struct spdk_blob_opts *blob_opts) 8817 { 8818 struct spdk_blob *blob; 8819 struct spdk_blob_opts create_blob_opts; 8820 spdk_blob_id blobid; 8821 8822 if (blob_opts == NULL) { 8823 ut_spdk_blob_opts_init(&create_blob_opts); 8824 blob_opts = &create_blob_opts; 8825 } 8826 8827 spdk_bs_create_blob_ext(bs, blob_opts, blob_op_with_id_complete, NULL); 8828 poll_threads(); 8829 CU_ASSERT(g_bserrno == 0); 8830 CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID); 8831 blobid = g_blobid; 8832 g_blobid = -1; 8833 8834 spdk_bs_open_blob(bs, blobid, blob_op_with_handle_complete, NULL); 8835 poll_threads(); 8836 CU_ASSERT(g_bserrno == 0); 8837 CU_ASSERT(g_blob != NULL); 8838 blob = g_blob; 8839 8840 g_blob = NULL; 8841 g_bserrno = -1; 8842 8843 return blob; 8844 } 8845 8846 static void 8847 ut_blob_close_and_delete(struct spdk_blob_store *bs, struct spdk_blob *blob) 8848 { 8849 spdk_blob_id blobid = spdk_blob_get_id(blob); 8850 8851 spdk_blob_close(blob, blob_op_complete, NULL); 8852 poll_threads(); 8853 CU_ASSERT(g_bserrno == 0); 8854 g_blob = NULL; 8855 8856 spdk_bs_delete_blob(bs, blobid, blob_op_complete, NULL); 8857 poll_threads(); 8858 CU_ASSERT(g_bserrno == 0); 8859 g_bserrno = -1; 8860 } 8861 8862 static void 8863 suite_blob_setup(void) 8864 { 8865 suite_bs_setup(); 8866 CU_ASSERT(g_bs != NULL); 8867 8868 g_blob = ut_blob_create_and_open(g_bs, NULL); 8869 CU_ASSERT(g_blob != NULL); 8870 } 8871 8872 static void 8873 suite_blob_cleanup(void) 8874 { 8875 ut_blob_close_and_delete(g_bs, g_blob); 8876 CU_ASSERT(g_blob == NULL); 8877 8878 suite_bs_cleanup(); 8879 CU_ASSERT(g_bs == NULL); 8880 } 8881 8882 static int 8883 ut_setup_config_nocopy_noextent(void) 8884 { 8885 g_dev_copy_enabled = false; 8886 g_use_extent_table = false; 8887 8888 return 0; 8889 } 8890 8891 static int 8892 ut_setup_config_nocopy_extent(void) 8893 { 8894 g_dev_copy_enabled = false; 8895 g_use_extent_table = true; 8896 8897 return 0; 8898 } 8899 8900 static int 8901 ut_setup_config_copy_noextent(void) 8902 { 8903 g_dev_copy_enabled = true; 8904 g_use_extent_table = false; 8905 8906 return 0; 8907 } 8908 8909 static int 8910 ut_setup_config_copy_extent(void) 8911 { 8912 g_dev_copy_enabled = true; 8913 g_use_extent_table = true; 8914 8915 return 0; 8916 } 8917 8918 struct ut_config { 8919 const char *suffix; 8920 CU_InitializeFunc setup_cb; 8921 }; 8922 8923 int 8924 main(int argc, char **argv) 8925 { 8926 CU_pSuite suite, suite_bs, suite_blob, suite_esnap_bs; 8927 unsigned int i, num_failures; 8928 char suite_name[4096]; 8929 struct ut_config *config; 8930 struct ut_config configs[] = { 8931 {"nocopy_noextent", ut_setup_config_nocopy_noextent}, 8932 {"nocopy_extent", ut_setup_config_nocopy_extent}, 8933 {"copy_noextent", ut_setup_config_copy_noextent}, 8934 {"copy_extent", ut_setup_config_copy_extent}, 8935 }; 8936 8937 CU_initialize_registry(); 8938 8939 for (i = 0; i < SPDK_COUNTOF(configs); ++i) { 8940 config = &configs[i]; 8941 8942 snprintf(suite_name, sizeof(suite_name), "blob_%s", config->suffix); 8943 suite = CU_add_suite(suite_name, config->setup_cb, NULL); 8944 8945 snprintf(suite_name, sizeof(suite_name), "blob_bs_%s", config->suffix); 8946 suite_bs = CU_add_suite_with_setup_and_teardown(suite_name, config->setup_cb, NULL, 8947 suite_bs_setup, suite_bs_cleanup); 8948 8949 snprintf(suite_name, sizeof(suite_name), "blob_blob_%s", config->suffix); 8950 suite_blob = CU_add_suite_with_setup_and_teardown(suite_name, config->setup_cb, NULL, 8951 suite_blob_setup, suite_blob_cleanup); 8952 8953 snprintf(suite_name, sizeof(suite_name), "blob_esnap_bs_%s", config->suffix); 8954 suite_esnap_bs = CU_add_suite_with_setup_and_teardown(suite_name, config->setup_cb, NULL, 8955 suite_esnap_bs_setup, 8956 suite_bs_cleanup); 8957 8958 CU_ADD_TEST(suite, blob_init); 8959 CU_ADD_TEST(suite_bs, blob_open); 8960 CU_ADD_TEST(suite_bs, blob_create); 8961 CU_ADD_TEST(suite_bs, blob_create_loop); 8962 CU_ADD_TEST(suite_bs, blob_create_fail); 8963 CU_ADD_TEST(suite_bs, blob_create_internal); 8964 CU_ADD_TEST(suite_bs, blob_create_zero_extent); 8965 CU_ADD_TEST(suite, blob_thin_provision); 8966 CU_ADD_TEST(suite_bs, blob_snapshot); 8967 CU_ADD_TEST(suite_bs, blob_clone); 8968 CU_ADD_TEST(suite_bs, blob_inflate); 8969 CU_ADD_TEST(suite_bs, blob_delete); 8970 CU_ADD_TEST(suite_bs, blob_resize_test); 8971 CU_ADD_TEST(suite, blob_read_only); 8972 CU_ADD_TEST(suite_bs, channel_ops); 8973 CU_ADD_TEST(suite_bs, blob_super); 8974 CU_ADD_TEST(suite_blob, blob_write); 8975 CU_ADD_TEST(suite_blob, blob_read); 8976 CU_ADD_TEST(suite_blob, blob_rw_verify); 8977 CU_ADD_TEST(suite_bs, blob_rw_verify_iov); 8978 CU_ADD_TEST(suite_blob, blob_rw_verify_iov_nomem); 8979 CU_ADD_TEST(suite_blob, blob_rw_iov_read_only); 8980 CU_ADD_TEST(suite_bs, blob_unmap); 8981 CU_ADD_TEST(suite_bs, blob_iter); 8982 CU_ADD_TEST(suite_blob, blob_xattr); 8983 CU_ADD_TEST(suite_bs, blob_parse_md); 8984 CU_ADD_TEST(suite, bs_load); 8985 CU_ADD_TEST(suite_bs, bs_load_pending_removal); 8986 CU_ADD_TEST(suite, bs_load_custom_cluster_size); 8987 CU_ADD_TEST(suite, bs_load_after_failed_grow); 8988 CU_ADD_TEST(suite_bs, bs_unload); 8989 CU_ADD_TEST(suite, bs_cluster_sz); 8990 CU_ADD_TEST(suite_bs, bs_usable_clusters); 8991 CU_ADD_TEST(suite, bs_resize_md); 8992 CU_ADD_TEST(suite, bs_destroy); 8993 CU_ADD_TEST(suite, bs_type); 8994 CU_ADD_TEST(suite, bs_super_block); 8995 CU_ADD_TEST(suite, bs_test_recover_cluster_count); 8996 CU_ADD_TEST(suite, bs_grow_live); 8997 CU_ADD_TEST(suite, bs_grow_live_no_space); 8998 CU_ADD_TEST(suite, bs_test_grow); 8999 CU_ADD_TEST(suite, blob_serialize_test); 9000 CU_ADD_TEST(suite_bs, blob_crc); 9001 CU_ADD_TEST(suite, super_block_crc); 9002 CU_ADD_TEST(suite_blob, blob_dirty_shutdown); 9003 CU_ADD_TEST(suite_bs, blob_flags); 9004 CU_ADD_TEST(suite_bs, bs_version); 9005 CU_ADD_TEST(suite_bs, blob_set_xattrs_test); 9006 CU_ADD_TEST(suite_bs, blob_thin_prov_alloc); 9007 CU_ADD_TEST(suite_bs, blob_insert_cluster_msg_test); 9008 CU_ADD_TEST(suite_bs, blob_thin_prov_rw); 9009 CU_ADD_TEST(suite, blob_thin_prov_write_count_io); 9010 CU_ADD_TEST(suite_bs, blob_thin_prov_rle); 9011 CU_ADD_TEST(suite_bs, blob_thin_prov_rw_iov); 9012 CU_ADD_TEST(suite, bs_load_iter_test); 9013 CU_ADD_TEST(suite_bs, blob_snapshot_rw); 9014 CU_ADD_TEST(suite_bs, blob_snapshot_rw_iov); 9015 CU_ADD_TEST(suite, blob_relations); 9016 CU_ADD_TEST(suite, blob_relations2); 9017 CU_ADD_TEST(suite, blob_relations3); 9018 CU_ADD_TEST(suite, blobstore_clean_power_failure); 9019 CU_ADD_TEST(suite, blob_delete_snapshot_power_failure); 9020 CU_ADD_TEST(suite, blob_create_snapshot_power_failure); 9021 CU_ADD_TEST(suite_bs, blob_inflate_rw); 9022 CU_ADD_TEST(suite_bs, blob_snapshot_freeze_io); 9023 CU_ADD_TEST(suite_bs, blob_operation_split_rw); 9024 CU_ADD_TEST(suite_bs, blob_operation_split_rw_iov); 9025 CU_ADD_TEST(suite, blob_io_unit); 9026 CU_ADD_TEST(suite, blob_io_unit_compatibility); 9027 CU_ADD_TEST(suite_bs, blob_simultaneous_operations); 9028 CU_ADD_TEST(suite_bs, blob_persist_test); 9029 CU_ADD_TEST(suite_bs, blob_decouple_snapshot); 9030 CU_ADD_TEST(suite_bs, blob_seek_io_unit); 9031 CU_ADD_TEST(suite_esnap_bs, blob_esnap_create); 9032 CU_ADD_TEST(suite_bs, blob_nested_freezes); 9033 CU_ADD_TEST(suite, blob_ext_md_pages); 9034 CU_ADD_TEST(suite, blob_esnap_io_4096_4096); 9035 CU_ADD_TEST(suite, blob_esnap_io_512_512); 9036 CU_ADD_TEST(suite, blob_esnap_io_4096_512); 9037 CU_ADD_TEST(suite, blob_esnap_io_512_4096); 9038 CU_ADD_TEST(suite_esnap_bs, blob_esnap_thread_add_remove); 9039 CU_ADD_TEST(suite_esnap_bs, blob_esnap_clone_snapshot); 9040 CU_ADD_TEST(suite_esnap_bs, blob_esnap_clone_inflate); 9041 CU_ADD_TEST(suite_esnap_bs, blob_esnap_clone_decouple); 9042 CU_ADD_TEST(suite_esnap_bs, blob_esnap_clone_reload); 9043 CU_ADD_TEST(suite_esnap_bs, blob_esnap_hotplug); 9044 CU_ADD_TEST(suite_blob, blob_is_degraded); 9045 } 9046 9047 allocate_threads(2); 9048 set_thread(0); 9049 9050 g_dev_buffer = calloc(1, DEV_BUFFER_SIZE); 9051 9052 num_failures = spdk_ut_run_tests(argc, argv, NULL); 9053 9054 free(g_dev_buffer); 9055 9056 free_threads(); 9057 9058 return num_failures; 9059 } 9060