xref: /spdk/test/unit/lib/blob/blob.c/blob_ut.c (revision 51c223729db1f5a65eff09f1634c0002bcd70963)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright (c) Intel Corporation.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
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12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
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18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include "spdk/stdinc.h"
35 
36 #include "spdk_cunit.h"
37 #include "spdk/blob.h"
38 
39 #include "lib/test_env.c"
40 #include "../bs_dev_common.c"
41 #include "blobstore.c"
42 #include "request.c"
43 
44 struct spdk_blob_store *g_bs;
45 spdk_blob_id g_blobid;
46 struct spdk_blob *g_blob;
47 int g_bserrno;
48 struct spdk_xattr_names *g_names;
49 int g_done;
50 
51 bool g_scheduler_delay = false;
52 
53 struct scheduled_ops {
54 	spdk_thread_fn	fn;
55 	void		*ctx;
56 
57 	TAILQ_ENTRY(scheduled_ops)	ops_queue;
58 };
59 
60 static TAILQ_HEAD(, scheduled_ops) g_scheduled_ops = TAILQ_HEAD_INITIALIZER(g_scheduled_ops);
61 
62 static void
63 _bs_send_msg(spdk_thread_fn fn, void *ctx, void *thread_ctx)
64 {
65 	if (g_scheduler_delay) {
66 		struct scheduled_ops *ops = calloc(1, sizeof(*ops));
67 
68 		ops->fn = fn;
69 		ops->ctx = ctx;
70 		TAILQ_INSERT_TAIL(&g_scheduled_ops, ops, ops_queue);
71 	} else {
72 		fn(ctx);
73 	}
74 }
75 
76 static void
77 _bs_flush_scheduler(void)
78 {
79 	struct scheduled_ops *ops, *tmp;
80 
81 	TAILQ_FOREACH_SAFE(ops, &g_scheduled_ops, ops_queue, tmp) {
82 		ops->fn(ops->ctx);
83 		TAILQ_REMOVE(&g_scheduled_ops, ops, ops_queue);
84 		free(ops);
85 	}
86 }
87 
88 static void
89 bs_op_complete(void *cb_arg, int bserrno)
90 {
91 	g_bserrno = bserrno;
92 }
93 
94 static void
95 bs_op_with_handle_complete(void *cb_arg, struct spdk_blob_store *bs,
96 			   int bserrno)
97 {
98 	g_bs = bs;
99 	g_bserrno = bserrno;
100 }
101 
102 static void
103 blob_op_complete(void *cb_arg, int bserrno)
104 {
105 	g_bserrno = bserrno;
106 }
107 
108 static void
109 blob_op_with_id_complete(void *cb_arg, spdk_blob_id blobid, int bserrno)
110 {
111 	g_blobid = blobid;
112 	g_bserrno = bserrno;
113 }
114 
115 static void
116 blob_op_with_handle_complete(void *cb_arg, struct spdk_blob *blb, int bserrno)
117 {
118 	g_blob = blb;
119 	g_bserrno = bserrno;
120 }
121 
122 static void
123 blob_init(void)
124 {
125 	struct spdk_bs_dev *dev;
126 
127 	dev = init_dev();
128 
129 	/* should fail for an unsupported blocklen */
130 	dev->blocklen = 500;
131 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
132 	CU_ASSERT(g_bserrno == -EINVAL);
133 	/*
134 	 * Normally dev gets deleted as part of the dev->destroy callback.  But
135 	 *  that doesn't get invoked when init() fails.  So manually free it here
136 	 *  instead.  Probably blobstore should still destroy the dev when init
137 	 *  fails, but we'll do that in a separate patch.
138 	 */
139 	free(dev);
140 
141 	dev = init_dev();
142 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
143 	CU_ASSERT(g_bserrno == 0);
144 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
145 
146 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
147 	CU_ASSERT(g_bserrno == 0);
148 	g_bs = NULL;
149 }
150 
151 static void
152 blob_super(void)
153 {
154 	struct spdk_blob_store *bs;
155 	struct spdk_bs_dev *dev;
156 	spdk_blob_id blobid;
157 
158 	dev = init_dev();
159 
160 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
161 	CU_ASSERT(g_bserrno == 0);
162 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
163 	bs = g_bs;
164 
165 	/* Get the super blob without having set one */
166 	spdk_bs_get_super(bs, blob_op_with_id_complete, NULL);
167 	CU_ASSERT(g_bserrno == -ENOENT);
168 	CU_ASSERT(g_blobid == SPDK_BLOBID_INVALID);
169 
170 	/* Create a blob */
171 	spdk_bs_md_create_blob(bs,
172 			       blob_op_with_id_complete, NULL);
173 	CU_ASSERT(g_bserrno == 0);
174 	CU_ASSERT(g_blobid !=  SPDK_BLOBID_INVALID);
175 	blobid = g_blobid;
176 
177 	/* Set the blob as the super blob */
178 	spdk_bs_set_super(bs, blobid, blob_op_complete, NULL);
179 	CU_ASSERT(g_bserrno == 0);
180 
181 	/* Get the super blob */
182 	spdk_bs_get_super(bs, blob_op_with_id_complete, NULL);
183 	CU_ASSERT(g_bserrno == 0);
184 	CU_ASSERT(blobid == g_blobid);
185 
186 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
187 	CU_ASSERT(g_bserrno == 0);
188 	g_bs = NULL;
189 }
190 
191 static void
192 blob_open(void)
193 {
194 	struct spdk_blob_store *bs;
195 	struct spdk_bs_dev *dev;
196 	struct spdk_blob *blob;
197 	spdk_blob_id blobid, blobid2;
198 
199 	dev = init_dev();
200 
201 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
202 	CU_ASSERT(g_bserrno == 0);
203 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
204 	bs = g_bs;
205 
206 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
207 	CU_ASSERT(g_bserrno == 0);
208 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
209 	blobid = g_blobid;
210 
211 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
212 	CU_ASSERT(g_bserrno == 0);
213 	CU_ASSERT(g_blob != NULL);
214 	blob = g_blob;
215 
216 	blobid2 = spdk_blob_get_id(blob);
217 	CU_ASSERT(blobid == blobid2);
218 
219 	/* Try to open file again.  It should return success. */
220 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
221 	CU_ASSERT(g_bserrno == 0);
222 	CU_ASSERT(blob == g_blob);
223 
224 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
225 	CU_ASSERT(g_bserrno == 0);
226 	CU_ASSERT(blob == NULL);
227 
228 	/*
229 	 * Close the file a second time, releasing the second reference.  This
230 	 *  should succeed.
231 	 */
232 	blob = g_blob;
233 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
234 	CU_ASSERT(g_bserrno == 0);
235 
236 	/*
237 	 * Try to open file again.  It should succeed.  This tests the case
238 	 *  where the file is opened, closed, then re-opened again.
239 	 */
240 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
241 	CU_ASSERT(g_bserrno == 0);
242 	CU_ASSERT(g_blob != NULL);
243 	blob = g_blob;
244 
245 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
246 	CU_ASSERT(g_bserrno == 0);
247 
248 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
249 	CU_ASSERT(g_bserrno == 0);
250 	g_bs = NULL;
251 }
252 
253 static void
254 blob_delete(void)
255 {
256 	struct spdk_blob_store *bs;
257 	struct spdk_bs_dev *dev;
258 	spdk_blob_id blobid;
259 
260 	dev = init_dev();
261 
262 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
263 	CU_ASSERT(g_bserrno == 0);
264 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
265 	bs = g_bs;
266 
267 	/* Create a blob and then delete it. */
268 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
269 	CU_ASSERT(g_bserrno == 0);
270 	CU_ASSERT(g_blobid > 0);
271 	blobid = g_blobid;
272 
273 	spdk_bs_md_delete_blob(bs, blobid, blob_op_complete, NULL);
274 	CU_ASSERT(g_bserrno == 0);
275 
276 	/* Try to open the blob */
277 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
278 	CU_ASSERT(g_bserrno == -ENOENT);
279 
280 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
281 	CU_ASSERT(g_bserrno == 0);
282 	g_bs = NULL;
283 }
284 
285 static void
286 blob_resize(void)
287 {
288 	struct spdk_blob_store *bs;
289 	struct spdk_bs_dev *dev;
290 	struct spdk_blob *blob;
291 	spdk_blob_id blobid;
292 	uint64_t free_clusters;
293 	int rc;
294 
295 	dev = init_dev();
296 
297 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
298 	CU_ASSERT(g_bserrno == 0);
299 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
300 	bs = g_bs;
301 	free_clusters = spdk_bs_free_cluster_count(bs);
302 
303 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
304 	CU_ASSERT(g_bserrno == 0);
305 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
306 	CU_ASSERT(free_clusters == spdk_bs_free_cluster_count(bs));
307 	blobid = g_blobid;
308 
309 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
310 	CU_ASSERT(g_bserrno == 0);
311 	CU_ASSERT(g_blob != NULL);
312 	blob = g_blob;
313 
314 	/* The blob started at 0 clusters. Resize it to be 5. */
315 	rc = spdk_bs_md_resize_blob(blob, 5);
316 	CU_ASSERT(rc == 0);
317 	CU_ASSERT((free_clusters - 5) == spdk_bs_free_cluster_count(bs));
318 
319 	/* Shrink the blob to 3 clusters. This will not actually release
320 	 * the old clusters until the blob is synced.
321 	 */
322 	rc = spdk_bs_md_resize_blob(blob, 3);
323 	CU_ASSERT(rc == 0);
324 	/* Verify there are still 5 clusters in use */
325 	CU_ASSERT((free_clusters - 5) == spdk_bs_free_cluster_count(bs));
326 
327 	spdk_bs_md_sync_blob(blob, blob_op_complete, NULL);
328 	CU_ASSERT(g_bserrno == 0);
329 	/* Now there are only 3 clusters in use */
330 	CU_ASSERT((free_clusters - 3) == spdk_bs_free_cluster_count(bs));
331 
332 	/* Resize the blob to be 10 clusters. Growth takes effect immediately. */
333 	rc = spdk_bs_md_resize_blob(blob, 10);
334 	CU_ASSERT(rc == 0);
335 	CU_ASSERT((free_clusters - 10) == spdk_bs_free_cluster_count(bs));
336 
337 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
338 	CU_ASSERT(g_bserrno == 0);
339 
340 	spdk_bs_md_delete_blob(bs, blobid, blob_op_complete, NULL);
341 	CU_ASSERT(g_bserrno == 0);
342 
343 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
344 	CU_ASSERT(g_bserrno == 0);
345 	g_bs = NULL;
346 }
347 
348 static void
349 channel_ops(void)
350 {
351 	struct spdk_blob_store *bs;
352 	struct spdk_bs_dev *dev;
353 	struct spdk_io_channel *channel;
354 
355 	dev = init_dev();
356 
357 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
358 	CU_ASSERT(g_bserrno == 0);
359 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
360 	bs = g_bs;
361 
362 	channel = spdk_bs_alloc_io_channel(bs);
363 	CU_ASSERT(channel != NULL);
364 
365 	spdk_bs_free_io_channel(channel);
366 
367 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
368 	CU_ASSERT(g_bserrno == 0);
369 	g_bs = NULL;
370 }
371 
372 static void
373 blob_write(void)
374 {
375 	struct spdk_blob_store *bs;
376 	struct spdk_bs_dev *dev;
377 	struct spdk_blob *blob;
378 	struct spdk_io_channel *channel;
379 	spdk_blob_id blobid;
380 	uint64_t pages_per_cluster;
381 	uint8_t payload[10 * 4096];
382 	int rc;
383 
384 	dev = init_dev();
385 
386 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
387 	CU_ASSERT(g_bserrno == 0);
388 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
389 	bs = g_bs;
390 
391 	pages_per_cluster = spdk_bs_get_cluster_size(bs) / spdk_bs_get_page_size(bs);
392 
393 	channel = spdk_bs_alloc_io_channel(bs);
394 	CU_ASSERT(channel != NULL);
395 
396 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
397 	CU_ASSERT(g_bserrno == 0);
398 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
399 	blobid = g_blobid;
400 
401 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
402 	CU_ASSERT(g_bserrno == 0);
403 	CU_ASSERT(g_blob != NULL);
404 	blob = g_blob;
405 
406 	/* Write to a blob with 0 size */
407 	spdk_bs_io_write_blob(blob, channel, payload, 0, 1, blob_op_complete, NULL);
408 	CU_ASSERT(g_bserrno == -EINVAL);
409 
410 	/* Resize the blob */
411 	rc = spdk_bs_md_resize_blob(blob, 5);
412 	CU_ASSERT(rc == 0);
413 
414 	/* Write to the blob */
415 	spdk_bs_io_write_blob(blob, channel, payload, 0, 1, blob_op_complete, NULL);
416 	CU_ASSERT(g_bserrno == 0);
417 
418 	/* Write starting beyond the end */
419 	spdk_bs_io_write_blob(blob, channel, payload, 5 * pages_per_cluster, 1, blob_op_complete,
420 			      NULL);
421 	CU_ASSERT(g_bserrno == -EINVAL);
422 
423 	/* Write starting at a valid location but going off the end */
424 	spdk_bs_io_write_blob(blob, channel, payload, 4 * pages_per_cluster, pages_per_cluster + 1,
425 			      blob_op_complete, NULL);
426 	CU_ASSERT(g_bserrno == -EINVAL);
427 
428 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
429 	CU_ASSERT(g_bserrno == 0);
430 
431 	spdk_bs_free_io_channel(channel);
432 
433 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
434 	CU_ASSERT(g_bserrno == 0);
435 	g_bs = NULL;
436 }
437 
438 static void
439 blob_read(void)
440 {
441 	struct spdk_blob_store *bs;
442 	struct spdk_bs_dev *dev;
443 	struct spdk_blob *blob;
444 	struct spdk_io_channel *channel;
445 	spdk_blob_id blobid;
446 	uint64_t pages_per_cluster;
447 	uint8_t payload[10 * 4096];
448 	int rc;
449 
450 	dev = init_dev();
451 
452 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
453 	CU_ASSERT(g_bserrno == 0);
454 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
455 	bs = g_bs;
456 
457 	pages_per_cluster = spdk_bs_get_cluster_size(bs) / spdk_bs_get_page_size(bs);
458 
459 	channel = spdk_bs_alloc_io_channel(bs);
460 	CU_ASSERT(channel != NULL);
461 
462 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
463 	CU_ASSERT(g_bserrno == 0);
464 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
465 	blobid = g_blobid;
466 
467 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
468 	CU_ASSERT(g_bserrno == 0);
469 	CU_ASSERT(g_blob != NULL);
470 	blob = g_blob;
471 
472 	/* Read from a blob with 0 size */
473 	spdk_bs_io_read_blob(blob, channel, payload, 0, 1, blob_op_complete, NULL);
474 	CU_ASSERT(g_bserrno == -EINVAL);
475 
476 	/* Resize the blob */
477 	rc = spdk_bs_md_resize_blob(blob, 5);
478 	CU_ASSERT(rc == 0);
479 
480 	/* Read from the blob */
481 	spdk_bs_io_read_blob(blob, channel, payload, 0, 1, blob_op_complete, NULL);
482 	CU_ASSERT(g_bserrno == 0);
483 
484 	/* Read starting beyond the end */
485 	spdk_bs_io_read_blob(blob, channel, payload, 5 * pages_per_cluster, 1, blob_op_complete,
486 			     NULL);
487 	CU_ASSERT(g_bserrno == -EINVAL);
488 
489 	/* Read starting at a valid location but going off the end */
490 	spdk_bs_io_read_blob(blob, channel, payload, 4 * pages_per_cluster, pages_per_cluster + 1,
491 			     blob_op_complete, NULL);
492 	CU_ASSERT(g_bserrno == -EINVAL);
493 
494 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
495 	CU_ASSERT(g_bserrno == 0);
496 
497 	spdk_bs_free_io_channel(channel);
498 
499 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
500 	CU_ASSERT(g_bserrno == 0);
501 	g_bs = NULL;
502 }
503 
504 static void
505 blob_rw_verify(void)
506 {
507 	struct spdk_blob_store *bs;
508 	struct spdk_bs_dev *dev;
509 	struct spdk_blob *blob;
510 	struct spdk_io_channel *channel;
511 	spdk_blob_id blobid;
512 	uint8_t payload_read[10 * 4096];
513 	uint8_t payload_write[10 * 4096];
514 	int rc;
515 
516 	dev = init_dev();
517 
518 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
519 	CU_ASSERT(g_bserrno == 0);
520 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
521 	bs = g_bs;
522 
523 	channel = spdk_bs_alloc_io_channel(bs);
524 	CU_ASSERT(channel != NULL);
525 
526 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
527 	CU_ASSERT(g_bserrno == 0);
528 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
529 	blobid = g_blobid;
530 
531 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
532 	CU_ASSERT(g_bserrno == 0);
533 	CU_ASSERT(g_blob != NULL);
534 	blob = g_blob;
535 
536 	rc = spdk_bs_md_resize_blob(blob, 32);
537 	CU_ASSERT(rc == 0);
538 
539 	memset(payload_write, 0xE5, sizeof(payload_write));
540 	spdk_bs_io_write_blob(blob, channel, payload_write, 4, 10, blob_op_complete, NULL);
541 	CU_ASSERT(g_bserrno == 0);
542 
543 	memset(payload_read, 0x00, sizeof(payload_read));
544 	spdk_bs_io_read_blob(blob, channel, payload_read, 4, 10, blob_op_complete, NULL);
545 	CU_ASSERT(g_bserrno == 0);
546 	CU_ASSERT(memcmp(payload_write, payload_read, 4 * 4096) == 0);
547 
548 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
549 	CU_ASSERT(g_bserrno == 0);
550 
551 	spdk_bs_free_io_channel(channel);
552 
553 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
554 	CU_ASSERT(g_bserrno == 0);
555 	g_bs = NULL;
556 }
557 
558 static void
559 blob_rw_verify_iov(void)
560 {
561 	struct spdk_blob_store *bs;
562 	struct spdk_bs_dev *dev;
563 	struct spdk_blob *blob;
564 	struct spdk_io_channel *channel;
565 	spdk_blob_id blobid;
566 	uint8_t payload_read[10 * 4096];
567 	uint8_t payload_write[10 * 4096];
568 	struct iovec iov_read[3];
569 	struct iovec iov_write[3];
570 	void *buf;
571 	int rc;
572 
573 	dev = init_dev();
574 	memset(g_dev_buffer, 0, DEV_BUFFER_SIZE);
575 
576 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
577 	CU_ASSERT(g_bserrno == 0);
578 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
579 	bs = g_bs;
580 
581 	channel = spdk_bs_alloc_io_channel(bs);
582 	CU_ASSERT(channel != NULL);
583 
584 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
585 	CU_ASSERT(g_bserrno == 0);
586 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
587 	blobid = g_blobid;
588 
589 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
590 	CU_ASSERT(g_bserrno == 0);
591 	SPDK_CU_ASSERT_FATAL(g_blob != NULL);
592 	blob = g_blob;
593 
594 	rc = spdk_bs_md_resize_blob(blob, 2);
595 	CU_ASSERT(rc == 0);
596 
597 	/*
598 	 * Manually adjust the offset of the blob's second cluster.  This allows
599 	 *  us to make sure that the readv/write code correctly accounts for I/O
600 	 *  that cross cluster boundaries.  Start by asserting that the allocated
601 	 *  clusters are where we expect before modifying the second cluster.
602 	 */
603 	CU_ASSERT(blob->active.clusters[0] == 1 * 256);
604 	CU_ASSERT(blob->active.clusters[1] == 2 * 256);
605 	blob->active.clusters[1] = 3 * 256;
606 
607 	memset(payload_write, 0xE5, sizeof(payload_write));
608 	iov_write[0].iov_base = payload_write;
609 	iov_write[0].iov_len = 1 * 4096;
610 	iov_write[1].iov_base = payload_write + 1 * 4096;
611 	iov_write[1].iov_len = 5 * 4096;
612 	iov_write[2].iov_base = payload_write + 6 * 4096;
613 	iov_write[2].iov_len = 4 * 4096;
614 	/*
615 	 * Choose a page offset just before the cluster boundary.  The first 6 pages of payload
616 	 *  will get written to the first cluster, the last 4 to the second cluster.
617 	 */
618 	spdk_bs_io_writev_blob(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL);
619 	CU_ASSERT(g_bserrno == 0);
620 
621 	memset(payload_read, 0xAA, sizeof(payload_read));
622 	iov_read[0].iov_base = payload_read;
623 	iov_read[0].iov_len = 3 * 4096;
624 	iov_read[1].iov_base = payload_read + 3 * 4096;
625 	iov_read[1].iov_len = 4 * 4096;
626 	iov_read[2].iov_base = payload_read + 7 * 4096;
627 	iov_read[2].iov_len = 3 * 4096;
628 	spdk_bs_io_readv_blob(blob, channel, iov_read, 3, 250, 10, blob_op_complete, NULL);
629 	CU_ASSERT(g_bserrno == 0);
630 	CU_ASSERT(memcmp(payload_write, payload_read, 10 * 4096) == 0);
631 
632 	buf = calloc(1, 256 * 4096);
633 	/* Check that cluster 2 on "disk" was not modified. */
634 	CU_ASSERT(memcmp(buf, &g_dev_buffer[512 * 4096], 256 * 4096) == 0);
635 	free(buf);
636 
637 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
638 	CU_ASSERT(g_bserrno == 0);
639 
640 	spdk_bs_free_io_channel(channel);
641 
642 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
643 	CU_ASSERT(g_bserrno == 0);
644 	g_bs = NULL;
645 }
646 
647 static uint32_t
648 bs_channel_get_req_count(struct spdk_io_channel *_channel)
649 {
650 	struct spdk_bs_channel *channel = spdk_io_channel_get_ctx(_channel);
651 	struct spdk_bs_request_set *set;
652 	uint32_t count = 0;
653 
654 	TAILQ_FOREACH(set, &channel->reqs, link) {
655 		count++;
656 	}
657 
658 	return count;
659 }
660 
661 static void
662 blob_rw_verify_iov_nomem(void)
663 {
664 	struct spdk_blob_store *bs;
665 	struct spdk_bs_dev *dev;
666 	struct spdk_blob *blob;
667 	struct spdk_io_channel *channel;
668 	spdk_blob_id blobid;
669 	uint8_t payload_write[10 * 4096];
670 	struct iovec iov_write[3];
671 	uint32_t req_count;
672 	int rc;
673 
674 	dev = init_dev();
675 	memset(g_dev_buffer, 0, DEV_BUFFER_SIZE);
676 
677 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
678 	CU_ASSERT(g_bserrno == 0);
679 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
680 	bs = g_bs;
681 
682 	channel = spdk_bs_alloc_io_channel(bs);
683 	CU_ASSERT(channel != NULL);
684 
685 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
686 	CU_ASSERT(g_bserrno == 0);
687 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
688 	blobid = g_blobid;
689 
690 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
691 	CU_ASSERT(g_bserrno == 0);
692 	CU_ASSERT(g_blob != NULL);
693 	blob = g_blob;
694 
695 	rc = spdk_bs_md_resize_blob(blob, 2);
696 	CU_ASSERT(rc == 0);
697 
698 	/*
699 	 * Choose a page offset just before the cluster boundary.  The first 6 pages of payload
700 	 *  will get written to the first cluster, the last 4 to the second cluster.
701 	 */
702 	iov_write[0].iov_base = payload_write;
703 	iov_write[0].iov_len = 1 * 4096;
704 	iov_write[1].iov_base = payload_write + 1 * 4096;
705 	iov_write[1].iov_len = 5 * 4096;
706 	iov_write[2].iov_base = payload_write + 6 * 4096;
707 	iov_write[2].iov_len = 4 * 4096;
708 	MOCK_SET(calloc, void *, NULL);
709 	req_count = bs_channel_get_req_count(channel);
710 	spdk_bs_io_writev_blob(blob, channel, iov_write, 3, 250, 10, blob_op_complete, NULL);
711 	CU_ASSERT(g_bserrno = -ENOMEM);
712 	CU_ASSERT(req_count == bs_channel_get_req_count(channel));
713 	MOCK_SET(calloc, void *, (void *)MOCK_PASS_THRU);
714 
715 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
716 	CU_ASSERT(g_bserrno == 0);
717 
718 	spdk_bs_free_io_channel(channel);
719 
720 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
721 	CU_ASSERT(g_bserrno == 0);
722 	g_bs = NULL;
723 }
724 
725 static void
726 blob_iter(void)
727 {
728 	struct spdk_blob_store *bs;
729 	struct spdk_bs_dev *dev;
730 	struct spdk_blob *blob;
731 	spdk_blob_id blobid;
732 
733 	dev = init_dev();
734 
735 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
736 	CU_ASSERT(g_bserrno == 0);
737 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
738 	bs = g_bs;
739 
740 	spdk_bs_md_iter_first(bs, blob_op_with_handle_complete, NULL);
741 	CU_ASSERT(g_blob == NULL);
742 	CU_ASSERT(g_bserrno == -ENOENT);
743 
744 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
745 	CU_ASSERT(g_bserrno == 0);
746 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
747 	blobid = g_blobid;
748 
749 	spdk_bs_md_iter_first(bs, blob_op_with_handle_complete, NULL);
750 	CU_ASSERT(g_blob != NULL);
751 	CU_ASSERT(g_bserrno == 0);
752 	blob = g_blob;
753 	CU_ASSERT(spdk_blob_get_id(blob) == blobid);
754 
755 	spdk_bs_md_iter_next(bs, &blob, blob_op_with_handle_complete, NULL);
756 	CU_ASSERT(g_blob == NULL);
757 	CU_ASSERT(g_bserrno == -ENOENT);
758 
759 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
760 	CU_ASSERT(g_bserrno == 0);
761 	g_bs = NULL;
762 }
763 
764 static void
765 blob_xattr(void)
766 {
767 	struct spdk_blob_store *bs;
768 	struct spdk_bs_dev *dev;
769 	struct spdk_blob *blob;
770 	spdk_blob_id blobid;
771 	uint64_t length;
772 	int rc;
773 	const char *name1, *name2;
774 	const void *value;
775 	size_t value_len;
776 	struct spdk_xattr_names *names;
777 
778 	dev = init_dev();
779 
780 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
781 	CU_ASSERT(g_bserrno == 0);
782 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
783 	bs = g_bs;
784 
785 	spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
786 	CU_ASSERT(g_bserrno == 0);
787 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
788 	blobid = g_blobid;
789 
790 	spdk_bs_md_open_blob(bs, blobid, blob_op_with_handle_complete, NULL);
791 	CU_ASSERT(g_bserrno == 0);
792 	CU_ASSERT(g_blob != NULL);
793 	blob = g_blob;
794 
795 	rc = spdk_blob_md_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1);
796 	CU_ASSERT(rc == 0);
797 
798 	length = 2345;
799 	rc = spdk_blob_md_set_xattr(blob, "length", &length, sizeof(length));
800 	CU_ASSERT(rc == 0);
801 
802 	/* Overwrite "length" xattr. */
803 	length = 3456;
804 	rc = spdk_blob_md_set_xattr(blob, "length", &length, sizeof(length));
805 	CU_ASSERT(rc == 0);
806 
807 	value = NULL;
808 	rc = spdk_bs_md_get_xattr_value(blob, "length", &value, &value_len);
809 	CU_ASSERT(rc == 0);
810 	SPDK_CU_ASSERT_FATAL(value != NULL);
811 	CU_ASSERT(*(uint64_t *)value == length);
812 	CU_ASSERT(value_len == 8);
813 
814 	rc = spdk_bs_md_get_xattr_value(blob, "foobar", &value, &value_len);
815 	CU_ASSERT(rc == -ENOENT);
816 
817 	names = NULL;
818 	rc = spdk_bs_md_get_xattr_names(blob, &names);
819 	CU_ASSERT(rc == 0);
820 	SPDK_CU_ASSERT_FATAL(names != NULL);
821 	CU_ASSERT(spdk_xattr_names_get_count(names) == 2);
822 	name1 = spdk_xattr_names_get_name(names, 0);
823 	SPDK_CU_ASSERT_FATAL(name1 != NULL);
824 	CU_ASSERT(!strcmp(name1, "name") || !strcmp(name1, "length"));
825 	name2 = spdk_xattr_names_get_name(names, 1);
826 	SPDK_CU_ASSERT_FATAL(name2 != NULL);
827 	CU_ASSERT(!strcmp(name2, "name") || !strcmp(name2, "length"));
828 	CU_ASSERT(strcmp(name1, name2));
829 	spdk_xattr_names_free(names);
830 
831 	rc = spdk_blob_md_remove_xattr(blob, "name");
832 	CU_ASSERT(rc == 0);
833 
834 	rc = spdk_blob_md_remove_xattr(blob, "foobar");
835 	CU_ASSERT(rc == -ENOENT);
836 
837 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
838 
839 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
840 	CU_ASSERT(g_bserrno == 0);
841 	g_bs = NULL;
842 }
843 
844 static void
845 bs_load(void)
846 {
847 	struct spdk_bs_dev *dev;
848 	spdk_blob_id blobid;
849 	struct spdk_blob *blob;
850 	uint64_t length;
851 	int rc;
852 	const void *value;
853 	size_t value_len;
854 
855 	dev = init_dev();
856 
857 	/* Initialize a new blob store */
858 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
859 	CU_ASSERT(g_bserrno == 0);
860 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
861 
862 	/* Create a blob */
863 	spdk_bs_md_create_blob(g_bs, blob_op_with_id_complete, NULL);
864 	CU_ASSERT(g_bserrno == 0);
865 	CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
866 	blobid = g_blobid;
867 
868 	spdk_bs_md_open_blob(g_bs, blobid, blob_op_with_handle_complete, NULL);
869 	CU_ASSERT(g_bserrno == 0);
870 	CU_ASSERT(g_blob != NULL);
871 	blob = g_blob;
872 
873 	/* Set some xattrs */
874 	rc = spdk_blob_md_set_xattr(blob, "name", "log.txt", strlen("log.txt") + 1);
875 	CU_ASSERT(rc == 0);
876 
877 	length = 2345;
878 	rc = spdk_blob_md_set_xattr(blob, "length", &length, sizeof(length));
879 	CU_ASSERT(rc == 0);
880 
881 	/* Resize the blob */
882 	rc = spdk_bs_md_resize_blob(blob, 10);
883 	CU_ASSERT(rc == 0);
884 
885 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
886 	CU_ASSERT(g_bserrno == 0);
887 	blob = NULL;
888 	g_blob = NULL;
889 	g_blobid = SPDK_BLOBID_INVALID;
890 
891 	/* Unload the blob store */
892 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
893 	CU_ASSERT(g_bserrno == 0);
894 	g_bs = NULL;
895 	g_blob = NULL;
896 	g_blobid = 0;
897 
898 	dev = init_dev();
899 	/* Load an existing blob store */
900 	spdk_bs_load(dev, bs_op_with_handle_complete, NULL);
901 	CU_ASSERT(g_bserrno == 0);
902 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
903 
904 	spdk_bs_md_open_blob(g_bs, blobid, blob_op_with_handle_complete, NULL);
905 	CU_ASSERT(g_bserrno == 0);
906 	CU_ASSERT(g_blob != NULL);
907 	blob = g_blob;
908 
909 	/* Get the xattrs */
910 	value = NULL;
911 	rc = spdk_bs_md_get_xattr_value(blob, "length", &value, &value_len);
912 	CU_ASSERT(rc == 0);
913 	SPDK_CU_ASSERT_FATAL(value != NULL);
914 	CU_ASSERT(*(uint64_t *)value == length);
915 	CU_ASSERT(value_len == 8);
916 
917 	rc = spdk_bs_md_get_xattr_value(blob, "foobar", &value, &value_len);
918 	CU_ASSERT(rc == -ENOENT);
919 
920 	CU_ASSERT(spdk_blob_get_num_clusters(blob) == 10);
921 
922 	spdk_bs_md_close_blob(&blob, blob_op_complete, NULL);
923 	CU_ASSERT(g_bserrno == 0);
924 	blob = NULL;
925 	g_blob = NULL;
926 	g_blobid = SPDK_BLOBID_INVALID;
927 
928 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
929 	CU_ASSERT(g_bserrno == 0);
930 	g_bs = NULL;
931 }
932 
933 /*
934  * Create a blobstore and then unload it, while delaying all scheduled operations
935  * until after spdk_bs_unload call has finished.  This ensures the memory associated
936  * with the internal blobstore channels is not touched after it is freed.
937  */
938 static void
939 bs_unload_delayed(void)
940 {
941 	struct spdk_bs_dev *dev;
942 
943 	dev = init_dev();
944 
945 	spdk_bs_init(dev, NULL, bs_op_with_handle_complete, NULL);
946 	CU_ASSERT(g_bserrno == 0);
947 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
948 
949 	g_scheduler_delay = true;
950 
951 	g_bserrno = -1;
952 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
953 	CU_ASSERT(g_bserrno == 0);
954 	g_bs = NULL;
955 
956 	_bs_flush_scheduler();
957 	CU_ASSERT(TAILQ_EMPTY(&g_scheduled_ops));
958 
959 	g_scheduler_delay = false;
960 }
961 
962 /*
963  * Create a blobstore with a cluster size different than the default, and ensure it is
964  *  persisted.
965  */
966 static void
967 bs_cluster_sz(void)
968 {
969 	struct spdk_bs_dev *dev;
970 	struct spdk_bs_opts opts;
971 	uint32_t cluster_sz;
972 
973 	dev = init_dev();
974 	spdk_bs_opts_init(&opts);
975 	opts.cluster_sz *= 2;
976 	cluster_sz = opts.cluster_sz;
977 
978 	/* Initialize a new blob store */
979 	spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL);
980 	CU_ASSERT(g_bserrno == 0);
981 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
982 
983 	CU_ASSERT(spdk_bs_get_cluster_size(g_bs) == cluster_sz);
984 
985 	/* Unload the blob store */
986 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
987 	CU_ASSERT(g_bserrno == 0);
988 	g_bs = NULL;
989 	g_blob = NULL;
990 	g_blobid = 0;
991 
992 	dev = init_dev();
993 	/* Load an existing blob store */
994 	spdk_bs_load(dev, bs_op_with_handle_complete, NULL);
995 	CU_ASSERT(g_bserrno == 0);
996 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
997 
998 	CU_ASSERT(spdk_bs_get_cluster_size(g_bs) == cluster_sz);
999 
1000 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
1001 	CU_ASSERT(g_bserrno == 0);
1002 	g_bs = NULL;
1003 }
1004 
1005 /*
1006  * Test resizing of the metadata blob.  This requires creating enough blobs
1007  *  so that one cluster is not enough to fit the metadata for those blobs.
1008  *  To induce this condition to happen more quickly, we reduce the cluster
1009  *  size to 16KB, which means only 4 4KB blob metadata pages can fit.
1010  */
1011 static void
1012 bs_resize_md(void)
1013 {
1014 	const int CLUSTER_PAGE_COUNT = 4;
1015 	const int NUM_BLOBS = CLUSTER_PAGE_COUNT * 4;
1016 	struct spdk_bs_dev *dev;
1017 	struct spdk_bs_opts opts;
1018 	uint32_t cluster_sz;
1019 	spdk_blob_id blobids[NUM_BLOBS];
1020 	int i;
1021 
1022 
1023 	dev = init_dev();
1024 	spdk_bs_opts_init(&opts);
1025 	opts.cluster_sz = CLUSTER_PAGE_COUNT * 4096;
1026 	cluster_sz = opts.cluster_sz;
1027 
1028 	/* Initialize a new blob store */
1029 	spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL);
1030 	CU_ASSERT(g_bserrno == 0);
1031 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
1032 
1033 	CU_ASSERT(spdk_bs_get_cluster_size(g_bs) == cluster_sz);
1034 
1035 	for (i = 0; i < NUM_BLOBS; i++) {
1036 		g_bserrno = -1;
1037 		g_blobid = SPDK_BLOBID_INVALID;
1038 		spdk_bs_md_create_blob(g_bs,
1039 				       blob_op_with_id_complete, NULL);
1040 		CU_ASSERT(g_bserrno == 0);
1041 		CU_ASSERT(g_blobid !=  SPDK_BLOBID_INVALID);
1042 		blobids[i] = g_blobid;
1043 	}
1044 
1045 	/* Unload the blob store */
1046 	g_bserrno = -1;
1047 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
1048 	CU_ASSERT(g_bserrno == 0);
1049 
1050 	/* Load an existing blob store */
1051 	g_bserrno = -1;
1052 	g_bs = NULL;
1053 	dev = init_dev();
1054 	spdk_bs_load(dev, bs_op_with_handle_complete, NULL);
1055 	CU_ASSERT(g_bserrno == 0);
1056 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
1057 
1058 	CU_ASSERT(spdk_bs_get_cluster_size(g_bs) == cluster_sz);
1059 
1060 	for (i = 0; i < NUM_BLOBS; i++) {
1061 		g_bserrno = -1;
1062 		g_blob = NULL;
1063 		spdk_bs_md_open_blob(g_bs, blobids[i], blob_op_with_handle_complete, NULL);
1064 		CU_ASSERT(g_bserrno == 0);
1065 		CU_ASSERT(g_blob !=  NULL);
1066 		g_bserrno = -1;
1067 		spdk_bs_md_close_blob(&g_blob, blob_op_complete, NULL);
1068 		CU_ASSERT(g_bserrno == 0);
1069 	}
1070 
1071 	spdk_bs_unload(g_bs, bs_op_complete, NULL);
1072 	CU_ASSERT(g_bserrno == 0);
1073 	g_bs = NULL;
1074 }
1075 
1076 /* Try to hit all of the corner cases associated with serializing
1077  * a blob to disk
1078  */
1079 static void
1080 blob_serialize(void)
1081 {
1082 	struct spdk_bs_dev *dev;
1083 	struct spdk_bs_opts opts;
1084 	struct spdk_blob_store *bs;
1085 	spdk_blob_id blobid[2];
1086 	struct spdk_blob *blob[2];
1087 	uint64_t i;
1088 	char *value;
1089 	int rc;
1090 
1091 	dev = init_dev();
1092 
1093 	/* Initialize a new blobstore with very small clusters */
1094 	spdk_bs_opts_init(&opts);
1095 	opts.cluster_sz = dev->blocklen * 8;
1096 	spdk_bs_init(dev, &opts, bs_op_with_handle_complete, NULL);
1097 	CU_ASSERT(g_bserrno == 0);
1098 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
1099 	bs = g_bs;
1100 
1101 	/* Create and open two blobs */
1102 	for (i = 0; i < 2; i++) {
1103 		spdk_bs_md_create_blob(bs, blob_op_with_id_complete, NULL);
1104 		CU_ASSERT(g_bserrno == 0);
1105 		CU_ASSERT(g_blobid != SPDK_BLOBID_INVALID);
1106 		blobid[i] = g_blobid;
1107 
1108 		/* Open a blob */
1109 		spdk_bs_md_open_blob(bs, blobid[i], blob_op_with_handle_complete, NULL);
1110 		CU_ASSERT(g_bserrno == 0);
1111 		CU_ASSERT(g_blob != NULL);
1112 		blob[i] = g_blob;
1113 
1114 		/* Set a fairly large xattr on both blobs to eat up
1115 		 * metadata space
1116 		 */
1117 		value = calloc(dev->blocklen - 64, sizeof(char));
1118 		SPDK_CU_ASSERT_FATAL(value != NULL);
1119 		memset(value, i, dev->blocklen / 2);
1120 		rc = spdk_blob_md_set_xattr(blob[i], "name", value, dev->blocklen - 64);
1121 		CU_ASSERT(rc == 0);
1122 		free(value);
1123 	}
1124 
1125 	/* Resize the blobs, alternating 1 cluster at a time.
1126 	 * This thwarts run length encoding and will cause spill
1127 	 * over of the extents.
1128 	 */
1129 	for (i = 0; i < 6; i++) {
1130 		rc = spdk_bs_md_resize_blob(blob[i % 2], (i / 2) + 1);
1131 		CU_ASSERT(rc == 0);
1132 	}
1133 
1134 	for (i = 0; i < 2; i++) {
1135 		spdk_bs_md_sync_blob(blob[i], blob_op_complete, NULL);
1136 		CU_ASSERT(g_bserrno == 0);
1137 	}
1138 
1139 	/* Close the blobs */
1140 	for (i = 0; i < 2; i++) {
1141 		spdk_bs_md_close_blob(&blob[i], blob_op_complete, NULL);
1142 		CU_ASSERT(g_bserrno == 0);
1143 	}
1144 
1145 	/* Unload the blobstore */
1146 	spdk_bs_unload(bs, bs_op_complete, NULL);
1147 	CU_ASSERT(g_bserrno == 0);
1148 	g_bs = NULL;
1149 	g_blob = NULL;
1150 	g_blobid = 0;
1151 	bs = NULL;
1152 
1153 	dev = init_dev();
1154 	/* Load an existing blob store */
1155 	spdk_bs_load(dev, bs_op_with_handle_complete, NULL);
1156 	CU_ASSERT(g_bserrno == 0);
1157 	SPDK_CU_ASSERT_FATAL(g_bs != NULL);
1158 	bs = g_bs;
1159 
1160 	for (i = 0; i < 2; i++) {
1161 		blob[i] = NULL;
1162 
1163 		spdk_bs_md_open_blob(bs, blobid[i], blob_op_with_handle_complete, NULL);
1164 		CU_ASSERT(g_bserrno == 0);
1165 		CU_ASSERT(g_blob != NULL);
1166 		blob[i] = g_blob;
1167 
1168 		CU_ASSERT(spdk_blob_get_num_clusters(blob[i]) == 3);
1169 
1170 		spdk_bs_md_close_blob(&blob[i], blob_op_complete, NULL);
1171 		CU_ASSERT(g_bserrno == 0);
1172 	}
1173 
1174 	spdk_bs_unload(bs, bs_op_complete, NULL);
1175 	CU_ASSERT(g_bserrno == 0);
1176 	g_bs = NULL;
1177 }
1178 
1179 int main(int argc, char **argv)
1180 {
1181 	CU_pSuite	suite = NULL;
1182 	unsigned int	num_failures;
1183 
1184 	if (CU_initialize_registry() != CUE_SUCCESS) {
1185 		return CU_get_error();
1186 	}
1187 
1188 	suite = CU_add_suite("blob", NULL, NULL);
1189 	if (suite == NULL) {
1190 		CU_cleanup_registry();
1191 		return CU_get_error();
1192 	}
1193 
1194 	if (
1195 		CU_add_test(suite, "blob_init", blob_init) == NULL ||
1196 		CU_add_test(suite, "blob_open", blob_open) == NULL ||
1197 		CU_add_test(suite, "blob_delete", blob_delete) == NULL ||
1198 		CU_add_test(suite, "blob_resize", blob_resize) == NULL ||
1199 		CU_add_test(suite, "channel_ops", channel_ops) == NULL ||
1200 		CU_add_test(suite, "blob_super", blob_super) == NULL ||
1201 		CU_add_test(suite, "blob_write", blob_write) == NULL ||
1202 		CU_add_test(suite, "blob_read", blob_read) == NULL ||
1203 		CU_add_test(suite, "blob_rw_verify", blob_rw_verify) == NULL ||
1204 		CU_add_test(suite, "blob_rw_verify_iov", blob_rw_verify_iov) == NULL ||
1205 		CU_add_test(suite, "blob_rw_verify_iov_nomem", blob_rw_verify_iov_nomem) == NULL ||
1206 		CU_add_test(suite, "blob_iter", blob_iter) == NULL ||
1207 		CU_add_test(suite, "blob_xattr", blob_xattr) == NULL ||
1208 		CU_add_test(suite, "bs_load", bs_load) == NULL ||
1209 		CU_add_test(suite, "bs_unload_delayed", bs_unload_delayed) == NULL ||
1210 		CU_add_test(suite, "bs_cluster_sz", bs_cluster_sz) == NULL ||
1211 		CU_add_test(suite, "bs_resize_md", bs_resize_md) == NULL ||
1212 		CU_add_test(suite, "blob_serialize", blob_serialize) == NULL
1213 	) {
1214 		CU_cleanup_registry();
1215 		return CU_get_error();
1216 	}
1217 
1218 	g_dev_buffer = calloc(1, DEV_BUFFER_SIZE);
1219 	spdk_allocate_thread(_bs_send_msg, NULL);
1220 	CU_basic_set_mode(CU_BRM_VERBOSE);
1221 	CU_basic_run_tests();
1222 	num_failures = CU_get_number_of_failures();
1223 	CU_cleanup_registry();
1224 	spdk_free_thread();
1225 	free(g_dev_buffer);
1226 	return num_failures;
1227 }
1228