xref: /spdk/test/unit/lib/bdev/vbdev_lvol.c/vbdev_lvol_ut.c (revision a83f91c29a4740e4bea5f9509b7036e9e7dc2788)
1 /*-
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32  */
33 
34 #include "spdk_cunit.h"
35 #include "spdk/string.h"
36 
37 #include "bdev/lvol/vbdev_lvol.c"
38 
39 #define SPDK_BS_PAGE_SIZE 0x1000
40 
41 int g_lvolerrno;
42 int g_lvserrno;
43 int g_cluster_size;
44 int g_registered_bdevs;
45 int g_num_lvols = 0;
46 struct spdk_lvol_store *g_lvs = NULL;
47 struct spdk_lvol *g_lvol = NULL;
48 struct lvol_store_bdev *g_lvs_bdev = NULL;
49 struct spdk_bdev *g_base_bdev = NULL;
50 struct spdk_bdev_io *g_io = NULL;
51 struct spdk_io_channel *g_ch = NULL;
52 struct lvol_task *g_task = NULL;
53 
54 static struct spdk_bdev g_bdev = {};
55 static struct spdk_bs_dev *g_bs_dev = NULL;
56 static struct spdk_lvol_store *g_lvol_store = NULL;
57 bool lvol_store_initialize_fail = false;
58 bool lvol_store_initialize_cb_fail = false;
59 bool lvol_already_opened = false;
60 bool g_examine_done = false;
61 bool g_bdev_alias_already_exists = false;
62 bool g_lvs_with_name_already_exists = false;
63 
64 int
65 spdk_bdev_alias_add(struct spdk_bdev *bdev, const char *alias)
66 {
67 	struct spdk_bdev_alias *tmp;
68 
69 	CU_ASSERT(alias != NULL);
70 	CU_ASSERT(bdev != NULL);
71 	if (g_bdev_alias_already_exists) {
72 		return -EEXIST;
73 	}
74 
75 	tmp = calloc(1, sizeof(*tmp));
76 	SPDK_CU_ASSERT_FATAL(tmp != NULL);
77 
78 	tmp->alias = strdup(alias);
79 	SPDK_CU_ASSERT_FATAL(tmp->alias != NULL);
80 
81 	TAILQ_INSERT_TAIL(&bdev->aliases, tmp, tailq);
82 
83 	return 0;
84 }
85 
86 int
87 spdk_bdev_alias_del(struct spdk_bdev *bdev, const char *alias)
88 {
89 	struct spdk_bdev_alias *tmp;
90 
91 	CU_ASSERT(alias != NULL);
92 	CU_ASSERT(bdev != NULL);
93 
94 	TAILQ_FOREACH(tmp, &bdev->aliases, tailq) {
95 		if (strncmp(alias, tmp->alias, SPDK_LVOL_NAME_MAX) == 0) {
96 			TAILQ_REMOVE(&bdev->aliases, tmp, tailq);
97 			free(tmp->alias);
98 			free(tmp);
99 			return 0;
100 		}
101 	}
102 
103 	return -ENOENT;
104 }
105 
106 void
107 spdk_bdev_destruct_done(struct spdk_bdev *bdev, int bdeverrno)
108 {
109 }
110 
111 void
112 spdk_lvs_rename(struct spdk_lvol_store *lvs, const char *new_name,
113 		spdk_lvs_op_complete cb_fn, void *cb_arg)
114 {
115 	if (g_lvs_with_name_already_exists) {
116 		g_lvolerrno = -EEXIST;
117 	} else {
118 		snprintf(lvs->name, sizeof(lvs->name), "%s", new_name);
119 		g_lvolerrno = 0;
120 	}
121 
122 	cb_fn(cb_arg, g_lvolerrno);
123 }
124 
125 void
126 spdk_lvol_rename(struct spdk_lvol *lvol, const char *new_name,
127 		 spdk_lvol_op_complete cb_fn, void *cb_arg)
128 {
129 	struct spdk_lvol *tmp;
130 
131 	if (strncmp(lvol->name, new_name, SPDK_LVOL_NAME_MAX) == 0) {
132 		cb_fn(cb_arg, 0);
133 		return;
134 	}
135 
136 	TAILQ_FOREACH(tmp, &lvol->lvol_store->lvols, link) {
137 		if (strncmp(tmp->name, new_name, SPDK_LVOL_NAME_MAX) == 0) {
138 			SPDK_ERRLOG("Lvol %s already exists in lvol store %s\n", new_name, lvol->lvol_store->name);
139 			cb_fn(cb_arg, -EEXIST);
140 			return;
141 		}
142 	}
143 
144 	snprintf(lvol->name, sizeof(lvol->name), "%s", new_name);
145 
146 	cb_fn(cb_arg, g_lvolerrno);
147 }
148 
149 void
150 spdk_lvol_open(struct spdk_lvol *lvol, spdk_lvol_op_with_handle_complete cb_fn, void *cb_arg)
151 {
152 	cb_fn(cb_arg, lvol, g_lvolerrno);
153 }
154 
155 void
156 spdk_blob_close(struct spdk_blob *b, spdk_blob_op_complete cb_fn, void *cb_arg)
157 {
158 }
159 
160 uint64_t
161 spdk_blob_get_num_clusters(struct spdk_blob *b)
162 {
163 	return 0;
164 }
165 
166 int
167 spdk_blob_get_clones(struct spdk_blob_store *bs, spdk_blob_id blobid, spdk_blob_id *ids,
168 		     size_t *count)
169 {
170 	*count = 0;
171 	return 0;
172 }
173 
174 spdk_blob_id
175 spdk_blob_get_parent_snapshot(struct spdk_blob_store *bs, spdk_blob_id blobid)
176 {
177 	return 0;
178 }
179 
180 bool g_blob_is_read_only = false;
181 
182 bool
183 spdk_blob_is_read_only(struct spdk_blob *blob)
184 {
185 	return g_blob_is_read_only;
186 }
187 
188 bool
189 spdk_blob_is_snapshot(struct spdk_blob *blob)
190 {
191 	return false;
192 }
193 
194 bool
195 spdk_blob_is_clone(struct spdk_blob *blob)
196 {
197 	return false;
198 }
199 
200 bool
201 spdk_blob_is_thin_provisioned(struct spdk_blob *blob)
202 {
203 	return false;
204 }
205 
206 static struct spdk_lvol *_lvol_create(struct spdk_lvol_store *lvs);
207 
208 void
209 spdk_lvs_load(struct spdk_bs_dev *dev,
210 	      spdk_lvs_op_with_handle_complete cb_fn, void *cb_arg)
211 {
212 	struct spdk_lvol_store *lvs;
213 	int i;
214 
215 	if (g_lvserrno == 0) {
216 		lvs = calloc(1, sizeof(*lvs));
217 		SPDK_CU_ASSERT_FATAL(lvs != NULL);
218 		TAILQ_INIT(&lvs->lvols);
219 		TAILQ_INIT(&lvs->pending_lvols);
220 		g_lvol_store = lvs;
221 		for (i = 0; i < g_num_lvols; i++) {
222 			_lvol_create(lvs);
223 		}
224 	}
225 
226 	cb_fn(cb_arg, g_lvol_store, g_lvserrno);
227 }
228 
229 int
230 spdk_bs_bdev_claim(struct spdk_bs_dev *bs_dev, struct spdk_bdev_module *module)
231 {
232 	if (lvol_already_opened == true) {
233 		return -1;
234 	}
235 
236 	lvol_already_opened = true;
237 
238 	return 0;
239 }
240 
241 void
242 spdk_bdev_unregister(struct spdk_bdev *vbdev, spdk_bdev_unregister_cb cb_fn, void *cb_arg)
243 {
244 	SPDK_CU_ASSERT_FATAL(vbdev != NULL);
245 	vbdev->fn_table->destruct(vbdev->ctxt);
246 }
247 
248 void
249 spdk_bdev_module_finish_done(void)
250 {
251 	return;
252 }
253 
254 uint64_t
255 spdk_bs_get_page_size(struct spdk_blob_store *bs)
256 {
257 	return SPDK_BS_PAGE_SIZE;
258 }
259 
260 static void
261 bdev_blob_destroy(struct spdk_bs_dev *bs_dev)
262 {
263 	CU_ASSERT(g_bs_dev != NULL);
264 	CU_ASSERT(bs_dev != NULL);
265 	CU_ASSERT(g_bs_dev == bs_dev);
266 	free(bs_dev);
267 	g_bs_dev = NULL;
268 	lvol_already_opened = false;
269 }
270 
271 struct spdk_bs_dev *
272 spdk_bdev_create_bs_dev(struct spdk_bdev *bdev, spdk_bdev_remove_cb_t remove_cb, void *remove_ctx)
273 {
274 	struct spdk_bs_dev *bs_dev;
275 
276 	if (lvol_already_opened == true || bdev == NULL) {
277 		return NULL;
278 	}
279 
280 	bs_dev = calloc(1, sizeof(*bs_dev));
281 	SPDK_CU_ASSERT_FATAL(bs_dev != NULL);
282 	bs_dev->destroy = bdev_blob_destroy;
283 
284 	CU_ASSERT(g_bs_dev == NULL);
285 	g_bs_dev = bs_dev;
286 	return bs_dev;
287 }
288 
289 void
290 spdk_lvs_opts_init(struct spdk_lvs_opts *opts)
291 {
292 }
293 
294 int
295 spdk_lvs_init(struct spdk_bs_dev *bs_dev, struct spdk_lvs_opts *o,
296 	      spdk_lvs_op_with_handle_complete cb_fn, void *cb_arg)
297 {
298 	struct spdk_lvol_store *lvs;
299 	int error = 0;
300 
301 	if (lvol_store_initialize_fail) {
302 		return -1;
303 	}
304 
305 	if (lvol_store_initialize_cb_fail) {
306 		bs_dev->destroy(bs_dev);
307 		lvs = NULL;
308 		error = -1;
309 	} else {
310 		lvs = calloc(1, sizeof(*lvs));
311 		SPDK_CU_ASSERT_FATAL(lvs != NULL);
312 		TAILQ_INIT(&lvs->lvols);
313 		TAILQ_INIT(&lvs->pending_lvols);
314 		spdk_uuid_generate(&lvs->uuid);
315 		snprintf(lvs->name, sizeof(lvs->name), "%s", o->name);
316 		lvs->bs_dev = bs_dev;
317 		error = 0;
318 	}
319 	cb_fn(cb_arg, lvs, error);
320 
321 	return 0;
322 }
323 
324 int
325 spdk_lvs_unload(struct spdk_lvol_store *lvs, spdk_lvs_op_complete cb_fn, void *cb_arg)
326 {
327 	struct spdk_lvol *lvol, *tmp;
328 
329 	TAILQ_FOREACH_SAFE(lvol, &lvs->lvols, link, tmp) {
330 		TAILQ_REMOVE(&lvs->lvols, lvol, link);
331 		free(lvol->unique_id);
332 		free(lvol);
333 	}
334 	g_lvol_store = NULL;
335 	free(lvs);
336 
337 	g_bs_dev->destroy(g_bs_dev);
338 
339 	if (cb_fn != NULL) {
340 		cb_fn(cb_arg, 0);
341 	}
342 
343 	return 0;
344 }
345 
346 int
347 spdk_lvs_destroy(struct spdk_lvol_store *lvs, spdk_lvs_op_complete cb_fn,
348 		 void *cb_arg)
349 {
350 	struct spdk_lvol *lvol, *tmp;
351 	char *alias;
352 
353 	TAILQ_FOREACH_SAFE(lvol, &lvs->lvols, link, tmp) {
354 		TAILQ_REMOVE(&lvs->lvols, lvol, link);
355 
356 		alias = spdk_sprintf_alloc("%s/%s", lvs->name, lvol->name);
357 		if (alias == NULL) {
358 			SPDK_ERRLOG("Cannot alloc memory for alias\n");
359 			return -1;
360 		}
361 		spdk_bdev_alias_del(lvol->bdev, alias);
362 
363 		free(alias);
364 		free(lvol->unique_id);
365 		free(lvol);
366 	}
367 	g_lvol_store = NULL;
368 	free(lvs);
369 
370 	g_bs_dev->destroy(g_bs_dev);
371 
372 	if (cb_fn != NULL) {
373 		cb_fn(cb_arg, 0);
374 	}
375 
376 	return 0;
377 }
378 
379 void
380 spdk_lvol_resize(struct spdk_lvol *lvol, size_t sz,  spdk_lvol_op_complete cb_fn, void *cb_arg)
381 {
382 	cb_fn(cb_arg, 0);
383 }
384 
385 int
386 spdk_bdev_notify_blockcnt_change(struct spdk_bdev *bdev, uint64_t size)
387 {
388 	bdev->blockcnt = size;
389 	return 0;
390 }
391 
392 uint64_t
393 spdk_bs_get_cluster_size(struct spdk_blob_store *bs)
394 {
395 	return g_cluster_size;
396 }
397 
398 struct spdk_bdev *
399 spdk_bdev_get_by_name(const char *bdev_name)
400 {
401 	if (!strcmp(g_base_bdev->name, bdev_name)) {
402 		return g_base_bdev;
403 	}
404 
405 	return NULL;
406 }
407 
408 void
409 spdk_lvol_close(struct spdk_lvol *lvol, spdk_lvol_op_complete cb_fn, void *cb_arg)
410 {
411 	struct spdk_lvs_req *destruct_req;
412 	struct spdk_lvol *iter_lvol, *tmp;
413 	bool all_lvols_closed = true;
414 
415 	lvol->ref_count--;
416 
417 	TAILQ_FOREACH_SAFE(iter_lvol, &lvol->lvol_store->lvols, link, tmp) {
418 		if (iter_lvol->ref_count != 0) {
419 			all_lvols_closed = false;
420 		}
421 	}
422 
423 	destruct_req = lvol->lvol_store->destruct_req;
424 	if (destruct_req && all_lvols_closed == true) {
425 		if (!lvol->lvol_store->destruct) {
426 			spdk_lvs_unload(lvol->lvol_store, destruct_req->cb_fn, destruct_req->cb_arg);
427 			free(destruct_req);
428 		}
429 	}
430 
431 	cb_fn(cb_arg, 0);
432 }
433 
434 void
435 spdk_lvol_destroy(struct spdk_lvol *lvol, spdk_lvol_op_complete cb_fn, void *cb_arg)
436 {
437 	struct spdk_lvs_req *destruct_req;
438 
439 	SPDK_CU_ASSERT_FATAL(lvol == g_lvol);
440 
441 	if (lvol->ref_count != 0) {
442 		cb_fn(cb_arg, -ENODEV);
443 	}
444 
445 	TAILQ_REMOVE(&lvol->lvol_store->lvols, lvol, link);
446 
447 	destruct_req = lvol->lvol_store->destruct_req;
448 	if (destruct_req && TAILQ_EMPTY(&lvol->lvol_store->lvols)) {
449 		if (!lvol->lvol_store->destruct) {
450 			spdk_lvs_unload(lvol->lvol_store, destruct_req->cb_fn, destruct_req->cb_arg);
451 		} else {
452 			spdk_lvs_destroy(lvol->lvol_store, destruct_req->cb_fn, destruct_req->cb_arg);
453 			free(destruct_req);
454 		}
455 	}
456 	g_lvol = NULL;
457 	free(lvol->unique_id);
458 	free(lvol);
459 
460 	cb_fn(cb_arg, 0);
461 }
462 
463 void
464 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status)
465 {
466 }
467 
468 struct spdk_io_channel *spdk_lvol_get_io_channel(struct spdk_lvol *lvol)
469 {
470 	CU_ASSERT(lvol == g_lvol);
471 	return g_ch;
472 }
473 
474 void
475 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len)
476 {
477 	CU_ASSERT(cb == lvol_read);
478 }
479 
480 void
481 spdk_blob_io_read(struct spdk_blob *blob, struct spdk_io_channel *channel,
482 		  void *payload, uint64_t offset, uint64_t length,
483 		  spdk_blob_op_complete cb_fn, void *cb_arg)
484 {
485 }
486 
487 void
488 spdk_blob_io_write(struct spdk_blob *blob, struct spdk_io_channel *channel,
489 		   void *payload, uint64_t offset, uint64_t length,
490 		   spdk_blob_op_complete cb_fn, void *cb_arg)
491 {
492 }
493 
494 void
495 spdk_blob_io_unmap(struct spdk_blob *blob, struct spdk_io_channel *channel,
496 		   uint64_t offset, uint64_t length, spdk_blob_op_complete cb_fn, void *cb_arg)
497 {
498 	CU_ASSERT(blob == NULL);
499 	CU_ASSERT(channel == g_ch);
500 	CU_ASSERT(offset == g_io->u.bdev.offset_blocks);
501 	CU_ASSERT(length == g_io->u.bdev.num_blocks);
502 }
503 
504 void
505 spdk_blob_io_write_zeroes(struct spdk_blob *blob, struct spdk_io_channel *channel,
506 			  uint64_t offset, uint64_t length, spdk_blob_op_complete cb_fn, void *cb_arg)
507 {
508 	CU_ASSERT(blob == NULL);
509 	CU_ASSERT(channel == g_ch);
510 	CU_ASSERT(offset == g_io->u.bdev.offset_blocks);
511 	CU_ASSERT(length == g_io->u.bdev.num_blocks);
512 }
513 
514 void
515 spdk_blob_io_writev(struct spdk_blob *blob, struct spdk_io_channel *channel,
516 		    struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length,
517 		    spdk_blob_op_complete cb_fn, void *cb_arg)
518 {
519 	CU_ASSERT(blob == NULL);
520 	CU_ASSERT(channel == g_ch);
521 	CU_ASSERT(offset == g_io->u.bdev.offset_blocks);
522 	CU_ASSERT(length == g_io->u.bdev.num_blocks);
523 }
524 
525 void
526 spdk_blob_io_readv(struct spdk_blob *blob, struct spdk_io_channel *channel,
527 		   struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length,
528 		   spdk_blob_op_complete cb_fn, void *cb_arg)
529 {
530 	CU_ASSERT(blob == NULL);
531 	CU_ASSERT(channel == g_ch);
532 	CU_ASSERT(offset == g_io->u.bdev.offset_blocks);
533 	CU_ASSERT(length == g_io->u.bdev.num_blocks);
534 }
535 
536 void
537 spdk_bdev_module_list_add(struct spdk_bdev_module *bdev_module)
538 {
539 }
540 
541 int
542 spdk_json_write_name(struct spdk_json_write_ctx *w, const char *name)
543 {
544 	return 0;
545 }
546 
547 int
548 spdk_json_write_array_begin(struct spdk_json_write_ctx *w)
549 {
550 	return 0;
551 }
552 
553 int
554 spdk_json_write_array_end(struct spdk_json_write_ctx *w)
555 {
556 	return 0;
557 }
558 
559 int
560 spdk_json_write_string(struct spdk_json_write_ctx *w, const char *val)
561 {
562 	return 0;
563 }
564 
565 int
566 spdk_json_write_bool(struct spdk_json_write_ctx *w, bool val)
567 {
568 	return 0;
569 }
570 
571 int
572 spdk_json_write_object_begin(struct spdk_json_write_ctx *w)
573 {
574 	return 0;
575 }
576 
577 int
578 spdk_json_write_object_end(struct spdk_json_write_ctx *w)
579 {
580 	return 0;
581 }
582 
583 const char *
584 spdk_bdev_get_name(const struct spdk_bdev *bdev)
585 {
586 	return "test";
587 }
588 
589 int
590 spdk_vbdev_register(struct spdk_bdev *vbdev, struct spdk_bdev **base_bdevs, int base_bdev_count)
591 {
592 	TAILQ_INIT(&vbdev->aliases);
593 
594 	g_registered_bdevs++;
595 	return 0;
596 }
597 
598 void
599 spdk_bdev_module_examine_done(struct spdk_bdev_module *module)
600 {
601 	g_examine_done = true;
602 }
603 
604 static struct spdk_lvol *
605 _lvol_create(struct spdk_lvol_store *lvs)
606 {
607 	struct spdk_lvol *lvol = calloc(1, sizeof(*lvol));
608 
609 	SPDK_CU_ASSERT_FATAL(lvol != NULL);
610 
611 	lvol->lvol_store = lvs;
612 	lvol->ref_count++;
613 	lvol->unique_id = spdk_sprintf_alloc("%s", "UNIT_TEST_UUID");
614 	SPDK_CU_ASSERT_FATAL(lvol->unique_id != NULL);
615 
616 	TAILQ_INSERT_TAIL(&lvol->lvol_store->lvols, lvol, link);
617 
618 	return lvol;
619 }
620 
621 int
622 spdk_lvol_create(struct spdk_lvol_store *lvs, const char *name, size_t sz,
623 		 bool thin_provision, spdk_lvol_op_with_handle_complete cb_fn, void *cb_arg)
624 {
625 	struct spdk_lvol *lvol;
626 
627 	lvol = _lvol_create(lvs);
628 	snprintf(lvol->name, sizeof(lvol->name), "%s", name);
629 	cb_fn(cb_arg, lvol, 0);
630 
631 	return 0;
632 }
633 
634 void
635 spdk_lvol_create_snapshot(struct spdk_lvol *lvol, const char *snapshot_name,
636 			  spdk_lvol_op_with_handle_complete cb_fn, void *cb_arg)
637 {
638 	struct spdk_lvol *snap;
639 
640 	snap = _lvol_create(lvol->lvol_store);
641 	snprintf(snap->name, sizeof(snap->name), "%s", snapshot_name);
642 	cb_fn(cb_arg, snap, 0);
643 }
644 
645 void
646 spdk_lvol_create_clone(struct spdk_lvol *lvol, const char *clone_name,
647 		       spdk_lvol_op_with_handle_complete cb_fn, void *cb_arg)
648 {
649 	struct spdk_lvol *clone;
650 
651 	clone = _lvol_create(lvol->lvol_store);
652 	snprintf(clone->name, sizeof(clone->name), "%s", clone_name);
653 	cb_fn(cb_arg, clone, 0);
654 }
655 
656 static void
657 lvol_store_op_complete(void *cb_arg, int lvserrno)
658 {
659 	g_lvserrno = lvserrno;
660 	return;
661 }
662 
663 static void
664 lvol_store_op_with_handle_complete(void *cb_arg, struct spdk_lvol_store *lvs, int lvserrno)
665 {
666 	g_lvserrno = lvserrno;
667 	g_lvol_store = lvs;
668 	return;
669 }
670 
671 static void
672 vbdev_lvol_create_complete(void *cb_arg, struct spdk_lvol *lvol, int lvolerrno)
673 {
674 	g_lvolerrno = lvolerrno;
675 	g_lvol = lvol;
676 }
677 
678 static void
679 vbdev_lvol_resize_complete(void *cb_arg, int lvolerrno)
680 {
681 	g_lvolerrno = lvolerrno;
682 }
683 
684 static void
685 vbdev_lvol_rename_complete(void *cb_arg, int lvolerrno)
686 {
687 	g_lvolerrno = lvolerrno;
688 }
689 
690 static void
691 ut_lvs_destroy(void)
692 {
693 	int rc = 0;
694 	int sz = 10;
695 	struct spdk_lvol_store *lvs;
696 
697 	/* Lvol store is succesfully created */
698 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
699 	CU_ASSERT(rc == 0);
700 	CU_ASSERT(g_lvserrno == 0);
701 	SPDK_CU_ASSERT_FATAL(g_lvol_store != NULL);
702 	CU_ASSERT(g_bs_dev != NULL);
703 
704 	/* Create g_base_dev */
705 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
706 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
707 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
708 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
709 	g_lvs_bdev->bdev = g_base_bdev;
710 
711 	lvs = g_lvol_store;
712 	g_lvol_store = NULL;
713 
714 	spdk_uuid_generate(&lvs->uuid);
715 
716 	/* Suuccessfully create lvol, which should be unloaded with lvs later */
717 	g_lvolerrno = -1;
718 	rc = vbdev_lvol_create(lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
719 	CU_ASSERT(rc == 0);
720 	CU_ASSERT(g_lvolerrno == 0);
721 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
722 
723 	/* Unload lvol store */
724 	vbdev_lvs_destruct(lvs, lvol_store_op_complete, NULL);
725 	CU_ASSERT(g_lvserrno == 0);
726 	CU_ASSERT(g_lvol_store == NULL);
727 
728 	free(g_lvs_bdev);
729 	free(g_base_bdev);
730 }
731 
732 static void
733 ut_lvol_init(void)
734 {
735 	int sz = 10;
736 	int rc;
737 
738 	g_lvs = calloc(1, sizeof(*g_lvs));
739 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
740 	TAILQ_INIT(&g_lvs->lvols);
741 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
742 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
743 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
744 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
745 
746 	/* Assign name to lvs */
747 	snprintf(g_lvs->name, sizeof(g_lvs->name), "UNIT_TEST_LVS_NAME");
748 	SPDK_CU_ASSERT_FATAL(g_lvs->name != NULL);
749 
750 	g_lvs_bdev->lvs = g_lvs;
751 	g_lvs_bdev->bdev = g_base_bdev;
752 
753 	spdk_uuid_generate(&g_lvs->uuid);
754 
755 	TAILQ_INSERT_TAIL(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
756 
757 	/* Successful lvol create */
758 	g_lvolerrno = -1;
759 	rc = vbdev_lvol_create(g_lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
760 	SPDK_CU_ASSERT_FATAL(rc == 0);
761 	CU_ASSERT(g_lvol != NULL);
762 	CU_ASSERT(g_lvolerrno == 0);
763 
764 	/* Successful lvol destruct */
765 	vbdev_lvol_destruct(g_lvol);
766 	CU_ASSERT(g_lvol == NULL);
767 
768 	TAILQ_REMOVE(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
769 
770 	free(g_lvs);
771 	free(g_lvs_bdev);
772 	free(g_base_bdev);
773 }
774 
775 static void
776 ut_lvol_snapshot(void)
777 {
778 	int sz = 10;
779 	int rc;
780 	struct spdk_lvol *lvol = NULL;
781 
782 	g_lvs = calloc(1, sizeof(*g_lvs));
783 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
784 	TAILQ_INIT(&g_lvs->lvols);
785 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
786 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
787 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
788 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
789 
790 	/* Assign name to lvs */
791 	snprintf(g_lvs->name, sizeof(g_lvs->name), "UNIT_TEST_LVS_NAME");
792 	SPDK_CU_ASSERT_FATAL(g_lvs->name != NULL);
793 
794 	g_lvs_bdev->lvs = g_lvs;
795 	g_lvs_bdev->bdev = g_base_bdev;
796 
797 	spdk_uuid_generate(&g_lvs->uuid);
798 
799 	TAILQ_INSERT_TAIL(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
800 
801 	/* Successful lvol create */
802 	g_lvolerrno = -1;
803 	rc = vbdev_lvol_create(g_lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
804 	SPDK_CU_ASSERT_FATAL(rc == 0);
805 	CU_ASSERT(g_lvol != NULL);
806 	CU_ASSERT(g_lvolerrno == 0);
807 
808 	lvol = g_lvol;
809 
810 	/* Successful snap create */
811 	vbdev_lvol_create_snapshot(lvol, "snap", vbdev_lvol_create_complete, NULL);
812 	SPDK_CU_ASSERT_FATAL(rc == 0);
813 	CU_ASSERT(g_lvol != NULL);
814 	CU_ASSERT(g_lvolerrno == 0);
815 
816 	/* Successful lvol destruct */
817 	vbdev_lvol_destruct(g_lvol);
818 	CU_ASSERT(g_lvol == NULL);
819 
820 	/* Successful snap destruct */
821 	g_lvol = lvol;
822 	vbdev_lvol_destruct(g_lvol);
823 	CU_ASSERT(g_lvol == NULL);
824 
825 	TAILQ_REMOVE(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
826 
827 	free(g_lvs);
828 	free(g_lvs_bdev);
829 	free(g_base_bdev);
830 }
831 
832 static void
833 ut_lvol_clone(void)
834 {
835 	int sz = 10;
836 	int rc;
837 	struct spdk_lvol *lvol = NULL;
838 	struct spdk_lvol *snap = NULL;
839 	struct spdk_lvol *clone = NULL;
840 
841 	g_lvs = calloc(1, sizeof(*g_lvs));
842 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
843 	TAILQ_INIT(&g_lvs->lvols);
844 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
845 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
846 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
847 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
848 
849 	/* Assign name to lvs */
850 	snprintf(g_lvs->name, sizeof(g_lvs->name), "UNIT_TEST_LVS_NAME");
851 	SPDK_CU_ASSERT_FATAL(g_lvs->name != NULL);
852 
853 	g_lvs_bdev->lvs = g_lvs;
854 	g_lvs_bdev->bdev = g_base_bdev;
855 
856 	spdk_uuid_generate(&g_lvs->uuid);
857 
858 	TAILQ_INSERT_TAIL(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
859 
860 	/* Successful lvol create */
861 	g_lvolerrno = -1;
862 	rc = vbdev_lvol_create(g_lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
863 	SPDK_CU_ASSERT_FATAL(rc == 0);
864 	CU_ASSERT(g_lvol != NULL);
865 	CU_ASSERT(g_lvolerrno == 0);
866 
867 	lvol = g_lvol;
868 
869 	/* Successful snap create */
870 	vbdev_lvol_create_snapshot(lvol, "snap", vbdev_lvol_create_complete, NULL);
871 	SPDK_CU_ASSERT_FATAL(rc == 0);
872 	CU_ASSERT(g_lvol != NULL);
873 	CU_ASSERT(g_lvolerrno == 0);
874 
875 	snap = g_lvol;
876 
877 	/* Successful clone create */
878 	vbdev_lvol_create_clone(snap, "clone", vbdev_lvol_create_complete, NULL);
879 
880 	SPDK_CU_ASSERT_FATAL(rc == 0);
881 	CU_ASSERT(g_lvol != NULL);
882 	CU_ASSERT(g_lvolerrno == 0);
883 
884 	clone = g_lvol;
885 
886 	/* Successful lvol destruct */
887 	g_lvol = lvol;
888 	vbdev_lvol_destruct(g_lvol);
889 	CU_ASSERT(g_lvol == NULL);
890 
891 	/* Successful clone destruct */
892 	g_lvol = clone;
893 	vbdev_lvol_destruct(g_lvol);
894 	CU_ASSERT(g_lvol == NULL);
895 
896 	/* Successful snap destruct */
897 	g_lvol = snap;
898 	vbdev_lvol_destruct(g_lvol);
899 	CU_ASSERT(g_lvol == NULL);
900 
901 	TAILQ_REMOVE(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
902 
903 	free(g_lvs);
904 	free(g_lvs_bdev);
905 	free(g_base_bdev);
906 }
907 
908 static void
909 ut_lvol_hotremove(void)
910 {
911 	int rc = 0;
912 
913 	lvol_store_initialize_fail = false;
914 	lvol_store_initialize_cb_fail = false;
915 	lvol_already_opened = false;
916 	g_bs_dev = NULL;
917 
918 	/* Lvol store is succesfully created */
919 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
920 	CU_ASSERT(rc == 0);
921 	CU_ASSERT(g_lvserrno == 0);
922 	CU_ASSERT(g_lvol_store != NULL);
923 	CU_ASSERT(g_bs_dev != NULL);
924 
925 	/* Hot remove callback with NULL - stability check */
926 	vbdev_lvs_hotremove_cb(NULL);
927 
928 	/* Hot remove lvs on bdev removal */
929 	vbdev_lvs_hotremove_cb(&g_bdev);
930 
931 	CU_ASSERT(g_lvol_store == NULL);
932 	CU_ASSERT(TAILQ_EMPTY(&g_spdk_lvol_pairs));
933 
934 }
935 
936 static void
937 ut_lvol_examine(void)
938 {
939 	struct spdk_bdev *bdev;
940 
941 	lvol_already_opened = false;
942 	g_bs_dev = NULL;
943 	g_lvserrno = 0;
944 	g_examine_done = false;
945 
946 	/* Examine with NULL bdev */
947 	vbdev_lvs_examine(NULL);
948 	CU_ASSERT(g_bs_dev == NULL);
949 	CU_ASSERT(g_lvol_store == NULL);
950 	CU_ASSERT(g_examine_done == true);
951 
952 	/* Examine unsuccessfully - bdev already opened */
953 	g_bs_dev = NULL;
954 	g_examine_done = false;
955 	g_lvserrno = -1;
956 	lvol_already_opened = true;
957 	vbdev_lvs_examine(&g_bdev);
958 	CU_ASSERT(g_bs_dev == NULL);
959 	CU_ASSERT(g_lvol_store == NULL);
960 	CU_ASSERT(g_examine_done == true);
961 
962 	/* Examine unsuccessfully - fail on lvol store */
963 	g_bs_dev = NULL;
964 	g_examine_done = false;
965 	g_lvserrno = -1;
966 	lvol_already_opened = false;
967 	vbdev_lvs_examine(&g_bdev);
968 	CU_ASSERT(g_bs_dev != NULL);
969 	CU_ASSERT(g_lvol_store == NULL);
970 	CU_ASSERT(g_examine_done == true);
971 	CU_ASSERT(TAILQ_EMPTY(&g_spdk_lvol_pairs));
972 	free(g_bs_dev);
973 
974 	/* Examine unsuccesfully - fail on lvol load */
975 	g_bs_dev = NULL;
976 	g_lvserrno = 0;
977 	g_lvolerrno = -1;
978 	g_num_lvols = 1;
979 	g_examine_done = false;
980 	lvol_already_opened = false;
981 	g_registered_bdevs = 0;
982 	vbdev_lvs_examine(&g_bdev);
983 	CU_ASSERT(g_bs_dev != NULL);
984 	SPDK_CU_ASSERT_FATAL(g_lvol_store != NULL);
985 	CU_ASSERT(g_examine_done == true);
986 	CU_ASSERT(g_registered_bdevs == 0);
987 	CU_ASSERT(!TAILQ_EMPTY(&g_spdk_lvol_pairs));
988 	CU_ASSERT(TAILQ_EMPTY(&g_lvol_store->lvols));
989 	vbdev_lvs_destruct(g_lvol_store, lvol_store_op_complete, NULL);
990 	free(g_bs_dev);
991 
992 	/* Examine succesfully */
993 	g_lvs = calloc(1, sizeof(*g_lvs));
994 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
995 	TAILQ_INIT(&g_lvs->lvols);
996 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
997 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
998 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
999 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1000 
1001 	/* Assign name to lvs */
1002 	snprintf(g_lvs->name, sizeof(g_lvs->name), "UNIT_TEST_LVS_NAME");
1003 	SPDK_CU_ASSERT_FATAL(g_lvs->name != NULL);
1004 
1005 	g_bs_dev = NULL;
1006 	g_lvserrno = 0;
1007 	g_lvolerrno = 0;
1008 	g_examine_done = false;
1009 	g_registered_bdevs = 0;
1010 	lvol_already_opened = false;
1011 	vbdev_lvs_examine(&g_bdev);
1012 	CU_ASSERT(g_bs_dev != NULL);
1013 	SPDK_CU_ASSERT_FATAL(g_lvol_store != NULL);
1014 	CU_ASSERT(g_examine_done == true);
1015 	CU_ASSERT(g_registered_bdevs != 0);
1016 	CU_ASSERT(!TAILQ_EMPTY(&g_spdk_lvol_pairs));
1017 	SPDK_CU_ASSERT_FATAL(!TAILQ_EMPTY(&g_lvol_store->lvols));
1018 	TAILQ_FIRST(&g_lvol_store->lvols)->ref_count--;
1019 	bdev = TAILQ_FIRST(&g_lvol_store->lvols)->bdev;
1020 	vbdev_lvs_destruct(g_lvol_store, lvol_store_op_complete, NULL);
1021 	free(bdev->name);
1022 	free(bdev);
1023 	free(g_bs_dev);
1024 	free(g_lvol_store);
1025 
1026 	free(g_lvs);
1027 	free(g_lvs_bdev);
1028 	free(g_base_bdev);
1029 }
1030 
1031 static void
1032 ut_lvol_rename(void)
1033 {
1034 	struct spdk_lvol *lvol;
1035 	struct spdk_lvol *lvol2;
1036 	int sz = 10;
1037 	int rc;
1038 
1039 	g_lvs = calloc(1, sizeof(*g_lvs));
1040 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
1041 	TAILQ_INIT(&g_lvs->lvols);
1042 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
1043 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
1044 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
1045 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1046 
1047 	/* Assign name to lvs */
1048 	snprintf(g_lvs->name, sizeof(g_lvs->name), "UNIT_TEST_LVS_NAME");
1049 	SPDK_CU_ASSERT_FATAL(g_lvs->name != NULL);
1050 
1051 	g_lvs_bdev->lvs = g_lvs;
1052 	g_lvs_bdev->bdev = g_base_bdev;
1053 
1054 	spdk_uuid_generate(&g_lvs->uuid);
1055 
1056 	TAILQ_INSERT_TAIL(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
1057 
1058 	/* Successful lvols create */
1059 	g_lvolerrno = -1;
1060 	rc = vbdev_lvol_create(g_lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
1061 	SPDK_CU_ASSERT_FATAL(rc == 0);
1062 	CU_ASSERT(g_lvol != NULL);
1063 	CU_ASSERT(g_lvolerrno == 0);
1064 	lvol = g_lvol;
1065 
1066 	g_lvolerrno = -1;
1067 	rc = vbdev_lvol_create(g_lvs, "lvol2", sz, false, vbdev_lvol_create_complete, NULL);
1068 	SPDK_CU_ASSERT_FATAL(rc == 0);
1069 	CU_ASSERT(g_lvol != NULL);
1070 	CU_ASSERT(g_lvolerrno == 0);
1071 	lvol2 = g_lvol;
1072 
1073 	/* Successful rename lvol */
1074 	vbdev_lvol_rename(lvol, "new_lvol_name", vbdev_lvol_rename_complete, NULL);
1075 	SPDK_CU_ASSERT_FATAL(g_lvolerrno == 0);
1076 	CU_ASSERT_STRING_EQUAL(lvol->name, "new_lvol_name");
1077 
1078 	/* Renaming lvol with name already existing */
1079 	g_bdev_alias_already_exists = true;
1080 	vbdev_lvol_rename(lvol2, "new_lvol_name", vbdev_lvol_rename_complete, NULL);
1081 	g_bdev_alias_already_exists = false;
1082 	SPDK_CU_ASSERT_FATAL(g_lvolerrno != 0);
1083 	CU_ASSERT_STRING_NOT_EQUAL(lvol2->name, "new_lvol_name");
1084 
1085 	/* Renaming lvol with it's own name */
1086 	vbdev_lvol_rename(lvol, "new_lvol_name", vbdev_lvol_rename_complete, NULL);
1087 	SPDK_CU_ASSERT_FATAL(g_lvolerrno == 0);
1088 	CU_ASSERT_STRING_EQUAL(lvol->name, "new_lvol_name");
1089 
1090 	/* Successful lvols destruct */
1091 	g_lvol = lvol;
1092 	vbdev_lvol_destruct(g_lvol);
1093 	CU_ASSERT(g_lvol == NULL);
1094 
1095 	g_lvol = lvol2;
1096 	vbdev_lvol_destruct(g_lvol);
1097 	CU_ASSERT(g_lvol == NULL);
1098 
1099 	TAILQ_REMOVE(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
1100 
1101 	free(g_lvs);
1102 	free(g_lvs_bdev);
1103 	free(g_base_bdev);
1104 }
1105 
1106 static void
1107 ut_lvol_resize(void)
1108 {
1109 	int sz = 10;
1110 	int rc = 0;
1111 
1112 	g_lvs = calloc(1, sizeof(*g_lvs));
1113 	SPDK_CU_ASSERT_FATAL(g_lvs != NULL);
1114 
1115 	TAILQ_INIT(&g_lvs->lvols);
1116 
1117 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
1118 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
1119 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
1120 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1121 
1122 	/* Assign name to bdev */
1123 	g_base_bdev->name = strdup("UNIT_TEST_LVS_NAME/old_lvol");
1124 	SPDK_CU_ASSERT_FATAL(g_base_bdev->name != NULL);
1125 
1126 	g_lvs_bdev->lvs = g_lvs;
1127 	g_lvs_bdev->bdev = g_base_bdev;
1128 
1129 	spdk_uuid_generate(&g_lvs->uuid);
1130 	g_base_bdev->blocklen = 4096;
1131 	TAILQ_INSERT_TAIL(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
1132 
1133 	/* Successful lvol create */
1134 	g_lvolerrno = -1;
1135 	rc = vbdev_lvol_create(g_lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
1136 	CU_ASSERT(rc == 0);
1137 	CU_ASSERT(g_lvolerrno == 0);
1138 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
1139 
1140 	g_base_bdev->ctxt = g_lvol;
1141 
1142 	free(g_base_bdev->name);
1143 	g_base_bdev->name = spdk_sprintf_alloc("%s", g_lvol->unique_id);
1144 	SPDK_CU_ASSERT_FATAL(g_base_bdev->name != NULL);
1145 
1146 	g_lvolerrno = -1;
1147 	/* Successful lvol resize */
1148 	vbdev_lvol_resize(g_lvol, 20, vbdev_lvol_resize_complete, NULL);
1149 	CU_ASSERT(g_lvolerrno == 0);
1150 	CU_ASSERT(g_base_bdev->blockcnt == 20 * g_cluster_size / g_base_bdev->blocklen);
1151 
1152 	/* Resize with NULL lvol */
1153 	vbdev_lvol_resize(NULL, 20, vbdev_lvol_resize_complete, NULL);
1154 	CU_ASSERT(g_lvolerrno != 0);
1155 
1156 	/* Successful lvol destruct */
1157 	vbdev_lvol_destruct(g_lvol);
1158 	CU_ASSERT(g_lvol == NULL);
1159 
1160 	TAILQ_REMOVE(&g_spdk_lvol_pairs, g_lvs_bdev, lvol_stores);
1161 	free(g_lvs);
1162 	free(g_lvs_bdev);
1163 	free(g_base_bdev->name);
1164 	free(g_base_bdev);
1165 }
1166 
1167 static void
1168 ut_lvs_unload(void)
1169 {
1170 	int rc = 0;
1171 	int sz = 10;
1172 	struct spdk_lvol_store *lvs;
1173 
1174 	/* Lvol store is succesfully created */
1175 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
1176 	CU_ASSERT(rc == 0);
1177 	CU_ASSERT(g_lvserrno == 0);
1178 	SPDK_CU_ASSERT_FATAL(g_lvol_store != NULL);
1179 	CU_ASSERT(g_bs_dev != NULL);
1180 
1181 	/* Create g_base_dev */
1182 	g_lvs_bdev = calloc(1, sizeof(*g_lvs_bdev));
1183 	SPDK_CU_ASSERT_FATAL(g_lvs_bdev != NULL);
1184 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
1185 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1186 	g_lvs_bdev->bdev = g_base_bdev;
1187 
1188 	lvs = g_lvol_store;
1189 	g_lvol_store = NULL;
1190 
1191 	spdk_uuid_generate(&lvs->uuid);
1192 
1193 	/* Suuccessfully create lvol, which should be destroyed with lvs later */
1194 	g_lvolerrno = -1;
1195 	rc = vbdev_lvol_create(lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
1196 	CU_ASSERT(rc == 0);
1197 	CU_ASSERT(g_lvolerrno == 0);
1198 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
1199 
1200 	/* Unload lvol store */
1201 	vbdev_lvs_unload(lvs, lvol_store_op_complete, NULL);
1202 	CU_ASSERT(g_lvserrno == 0);
1203 	CU_ASSERT(g_lvol_store == NULL);
1204 	CU_ASSERT(g_lvol != NULL);
1205 
1206 	free(g_lvs_bdev);
1207 	free(g_base_bdev);
1208 }
1209 
1210 static void
1211 ut_lvs_init(void)
1212 {
1213 	int rc = 0;
1214 	struct spdk_lvol_store *lvs;
1215 	struct spdk_bs_dev *bs_dev_temp;
1216 
1217 	/* spdk_lvs_init() fails */
1218 	lvol_store_initialize_fail = true;
1219 
1220 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
1221 	CU_ASSERT(rc != 0);
1222 	CU_ASSERT(g_lvserrno == 0);
1223 	CU_ASSERT(g_lvol_store == NULL);
1224 	CU_ASSERT(g_bs_dev == NULL);
1225 
1226 	lvol_store_initialize_fail = false;
1227 
1228 	/* spdk_lvs_init_cb() fails */
1229 	lvol_store_initialize_cb_fail = true;
1230 
1231 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
1232 	CU_ASSERT(rc == 0);
1233 	CU_ASSERT(g_lvserrno != 0);
1234 	CU_ASSERT(g_lvol_store == NULL);
1235 	CU_ASSERT(g_bs_dev == NULL);
1236 
1237 	lvol_store_initialize_cb_fail = false;
1238 
1239 	/* Lvol store is succesfully created */
1240 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
1241 	CU_ASSERT(rc == 0);
1242 	CU_ASSERT(g_lvserrno == 0);
1243 	CU_ASSERT(g_lvol_store != NULL);
1244 	CU_ASSERT(g_bs_dev != NULL);
1245 
1246 	lvs = g_lvol_store;
1247 	g_lvol_store = NULL;
1248 	bs_dev_temp = g_bs_dev;
1249 	g_bs_dev = NULL;
1250 
1251 	/* Bdev with lvol store already claimed */
1252 	rc = vbdev_lvs_create(&g_bdev, "lvs", 0, lvol_store_op_with_handle_complete, NULL);
1253 	CU_ASSERT(rc != 0);
1254 	CU_ASSERT(g_lvserrno == 0);
1255 	CU_ASSERT(g_lvol_store == NULL);
1256 	CU_ASSERT(g_bs_dev == NULL);
1257 
1258 	/* Destruct lvol store */
1259 	g_bs_dev = bs_dev_temp;
1260 
1261 	vbdev_lvs_destruct(lvs, lvol_store_op_complete, NULL);
1262 	CU_ASSERT(g_lvserrno == 0);
1263 	CU_ASSERT(g_lvol_store == NULL);
1264 	CU_ASSERT(g_bs_dev == NULL);
1265 	free(g_bs_dev);
1266 
1267 }
1268 
1269 static void
1270 ut_vbdev_lvol_get_io_channel(void)
1271 {
1272 	struct spdk_io_channel *ch;
1273 
1274 	g_lvol = calloc(1, sizeof(struct spdk_lvol));
1275 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
1276 
1277 	ch = vbdev_lvol_get_io_channel(g_lvol);
1278 	CU_ASSERT(ch == g_ch);
1279 
1280 	free(g_lvol);
1281 }
1282 
1283 static void
1284 ut_vbdev_lvol_io_type_supported(void)
1285 {
1286 	struct spdk_lvol *lvol;
1287 	bool ret;
1288 
1289 	lvol = calloc(1, sizeof(struct spdk_lvol));
1290 	SPDK_CU_ASSERT_FATAL(lvol != NULL);
1291 
1292 	g_blob_is_read_only = false;
1293 
1294 	/* Supported types */
1295 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_READ);
1296 	CU_ASSERT(ret == true);
1297 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_WRITE);
1298 	CU_ASSERT(ret == true);
1299 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_RESET);
1300 	CU_ASSERT(ret == true);
1301 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_UNMAP);
1302 	CU_ASSERT(ret == true);
1303 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_WRITE_ZEROES);
1304 	CU_ASSERT(ret == true);
1305 
1306 	/* Unsupported types */
1307 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_FLUSH);
1308 	CU_ASSERT(ret == false);
1309 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_NVME_ADMIN);
1310 	CU_ASSERT(ret == false);
1311 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_NVME_IO);
1312 	CU_ASSERT(ret == false);
1313 
1314 	g_blob_is_read_only = true;
1315 
1316 	/* Supported types */
1317 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_READ);
1318 	CU_ASSERT(ret == true);
1319 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_RESET);
1320 	CU_ASSERT(ret == true);
1321 
1322 	/* Unsupported types */
1323 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_WRITE);
1324 	CU_ASSERT(ret == false);
1325 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_UNMAP);
1326 	CU_ASSERT(ret == false);
1327 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_WRITE_ZEROES);
1328 	CU_ASSERT(ret == false);
1329 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_FLUSH);
1330 	CU_ASSERT(ret == false);
1331 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_NVME_ADMIN);
1332 	CU_ASSERT(ret == false);
1333 	ret = vbdev_lvol_io_type_supported(lvol, SPDK_BDEV_IO_TYPE_NVME_IO);
1334 	CU_ASSERT(ret == false);
1335 
1336 	free(lvol);
1337 }
1338 
1339 static void
1340 ut_lvol_op_comp(void)
1341 {
1342 	struct lvol_task task;
1343 
1344 	lvol_op_comp(&task, 1);
1345 	CU_ASSERT(task.status == SPDK_BDEV_IO_STATUS_FAILED);
1346 }
1347 
1348 static void
1349 ut_lvol_read_write(void)
1350 {
1351 	g_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct lvol_task));
1352 	SPDK_CU_ASSERT_FATAL(g_io != NULL);
1353 	g_base_bdev = calloc(1, sizeof(struct spdk_bdev));
1354 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1355 	g_lvol = calloc(1, sizeof(struct spdk_lvol));
1356 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
1357 
1358 	g_task = (struct lvol_task *)g_io->driver_ctx;
1359 	g_io->bdev = g_base_bdev;
1360 	g_io->bdev->ctxt = g_lvol;
1361 	g_io->u.bdev.offset_blocks = 20;
1362 	g_io->u.bdev.num_blocks = 20;
1363 
1364 	lvol_read(g_ch, g_io);
1365 	CU_ASSERT(g_task->status == SPDK_BDEV_IO_STATUS_SUCCESS);
1366 
1367 	lvol_write(g_lvol, g_ch, g_io);
1368 	CU_ASSERT(g_task->status == SPDK_BDEV_IO_STATUS_SUCCESS);
1369 
1370 	free(g_io);
1371 	free(g_base_bdev);
1372 	free(g_lvol);
1373 }
1374 
1375 static void
1376 ut_vbdev_lvol_submit_request(void)
1377 {
1378 	g_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct lvol_task));
1379 	SPDK_CU_ASSERT_FATAL(g_io != NULL);
1380 	g_base_bdev = calloc(1, sizeof(struct spdk_bdev));
1381 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1382 	g_task = (struct lvol_task *)g_io->driver_ctx;
1383 
1384 	g_io->bdev = g_base_bdev;
1385 
1386 	g_io->type = SPDK_BDEV_IO_TYPE_READ;
1387 	vbdev_lvol_submit_request(g_ch, g_io);
1388 
1389 	free(g_io);
1390 	free(g_base_bdev);
1391 }
1392 
1393 static void
1394 ut_lvs_rename(void)
1395 {
1396 	int rc = 0;
1397 	int sz = 10;
1398 	struct spdk_lvol_store *lvs;
1399 	struct spdk_bs_dev *b_bdev;
1400 
1401 	/* Lvol store is succesfully created */
1402 	rc = vbdev_lvs_create(&g_bdev, "old_lvs_name", 0, lvol_store_op_with_handle_complete, NULL);
1403 	CU_ASSERT(rc == 0);
1404 	CU_ASSERT(g_lvserrno == 0);
1405 	SPDK_CU_ASSERT_FATAL(g_lvol_store != NULL);
1406 	CU_ASSERT(g_bs_dev != NULL);
1407 	b_bdev = g_bs_dev;
1408 
1409 	g_bs_dev = NULL;
1410 	lvs = g_lvol_store;
1411 	g_lvol_store = NULL;
1412 
1413 	g_base_bdev = calloc(1, sizeof(*g_base_bdev));
1414 	SPDK_CU_ASSERT_FATAL(g_base_bdev != NULL);
1415 
1416 	/* Successfully create lvol, which should be destroyed with lvs later */
1417 	g_lvolerrno = -1;
1418 	rc = vbdev_lvol_create(lvs, "lvol", sz, false, vbdev_lvol_create_complete, NULL);
1419 	CU_ASSERT(rc == 0);
1420 	CU_ASSERT(g_lvolerrno == 0);
1421 	SPDK_CU_ASSERT_FATAL(g_lvol != NULL);
1422 
1423 	/* Trying to rename lvs with lvols created */
1424 	vbdev_lvs_rename(lvs, "new_lvs_name", lvol_store_op_complete, NULL);
1425 	CU_ASSERT(g_lvserrno == 0);
1426 	CU_ASSERT_STRING_EQUAL(lvs->name, "new_lvs_name");
1427 	CU_ASSERT_STRING_EQUAL(TAILQ_FIRST(&g_lvol->bdev->aliases)->alias, "new_lvs_name/lvol");
1428 
1429 	/* Trying to rename lvs with name already used by another lvs */
1430 	/* This is a bdev_lvol test, so g_lvs_with_name_already_exists simulates
1431 	 * existing lvs with name 'another_new_lvs_name' and this name in fact is not compared */
1432 	g_lvs_with_name_already_exists = true;
1433 	vbdev_lvs_rename(lvs, "another_new_lvs_name", lvol_store_op_complete, NULL);
1434 	CU_ASSERT(g_lvserrno == -EEXIST);
1435 	CU_ASSERT_STRING_EQUAL(lvs->name, "new_lvs_name");
1436 	CU_ASSERT_STRING_EQUAL(TAILQ_FIRST(&g_lvol->bdev->aliases)->alias, "new_lvs_name/lvol");
1437 	g_lvs_with_name_already_exists = false;
1438 
1439 	/* Unload lvol store */
1440 	g_lvol_store = lvs;
1441 	g_bs_dev = b_bdev;
1442 	vbdev_lvs_destruct(g_lvol_store, lvol_store_op_complete, NULL);
1443 	CU_ASSERT(g_lvserrno == 0);
1444 	CU_ASSERT(g_lvol_store == NULL);
1445 
1446 	free(g_base_bdev->name);
1447 	free(g_base_bdev);
1448 }
1449 
1450 int main(int argc, char **argv)
1451 {
1452 	CU_pSuite	suite = NULL;
1453 	unsigned int	num_failures;
1454 
1455 	if (CU_initialize_registry() != CUE_SUCCESS) {
1456 		return CU_get_error();
1457 	}
1458 
1459 	suite = CU_add_suite("lvol", NULL, NULL);
1460 	if (suite == NULL) {
1461 		CU_cleanup_registry();
1462 		return CU_get_error();
1463 	}
1464 
1465 	if (
1466 		CU_add_test(suite, "ut_lvs_init", ut_lvs_init) == NULL ||
1467 		CU_add_test(suite, "ut_lvol_init", ut_lvol_init) == NULL ||
1468 		CU_add_test(suite, "ut_lvol_snapshot", ut_lvol_snapshot) == NULL ||
1469 		CU_add_test(suite, "ut_lvol_clone", ut_lvol_clone) == NULL ||
1470 		CU_add_test(suite, "ut_lvs_destroy", ut_lvs_destroy) == NULL ||
1471 		CU_add_test(suite, "ut_lvs_unload", ut_lvs_unload) == NULL ||
1472 		CU_add_test(suite, "ut_lvol_resize", ut_lvol_resize) == NULL ||
1473 		CU_add_test(suite, "lvol_hotremove", ut_lvol_hotremove) == NULL ||
1474 		CU_add_test(suite, "ut_vbdev_lvol_get_io_channel", ut_vbdev_lvol_get_io_channel) == NULL ||
1475 		CU_add_test(suite, "ut_vbdev_lvol_io_type_supported", ut_vbdev_lvol_io_type_supported) == NULL ||
1476 		CU_add_test(suite, "ut_lvol_op_comp", ut_lvol_op_comp) == NULL ||
1477 		CU_add_test(suite, "ut_lvol_read_write", ut_lvol_read_write) == NULL ||
1478 		CU_add_test(suite, "ut_vbdev_lvol_submit_request", ut_vbdev_lvol_submit_request) == NULL ||
1479 		CU_add_test(suite, "lvol_examine", ut_lvol_examine) == NULL ||
1480 		CU_add_test(suite, "ut_lvol_rename", ut_lvol_rename) == NULL ||
1481 		CU_add_test(suite, "ut_lvs_rename", ut_lvs_rename) == NULL
1482 	) {
1483 		CU_cleanup_registry();
1484 		return CU_get_error();
1485 	}
1486 
1487 	CU_basic_set_mode(CU_BRM_VERBOSE);
1488 	CU_basic_run_tests();
1489 	num_failures = CU_get_number_of_failures();
1490 	CU_cleanup_registry();
1491 	return num_failures;
1492 }
1493