xref: /spdk/test/unit/lib/scsi/scsi_bdev.c/scsi_bdev_ut.c (revision 60982c759db49b4f4579f16e3b24df0725ba4b94)
1 /*   SPDX-License-Identifier: BSD-3-Clause
2  *   Copyright (C) 2016 Intel Corporation.
3  *   All rights reserved.
4  */
5 
6 #include "spdk/stdinc.h"
7 
8 #include "scsi/task.c"
9 #include "scsi/scsi_bdev.c"
10 #include "common/lib/test_env.c"
11 
12 #include "spdk_internal/cunit.h"
13 
14 #include "spdk_internal/mock.h"
15 #include "spdk/bdev_module.h"
16 
17 SPDK_LOG_REGISTER_COMPONENT(scsi)
18 
19 static uint64_t g_test_bdev_num_blocks;
20 
21 TAILQ_HEAD(, spdk_bdev_io) g_bdev_io_queue;
22 int g_scsi_cb_called = 0;
23 
24 TAILQ_HEAD(, spdk_bdev_io_wait_entry) g_io_wait_queue;
25 bool g_bdev_io_pool_full = false;
26 
27 bool
28 spdk_bdev_io_type_supported(struct spdk_bdev *bdev, enum spdk_bdev_io_type io_type)
29 {
30 	abort();
31 	return false;
32 }
33 
34 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *bdev_io));
35 
36 DEFINE_STUB(spdk_bdev_get_name, const char *,
37 	    (const struct spdk_bdev *bdev), "test");
38 
39 DEFINE_STUB(spdk_bdev_get_block_size, uint32_t,
40 	    (const struct spdk_bdev *bdev), 512);
41 
42 DEFINE_STUB(spdk_bdev_get_md_size, uint32_t,
43 	    (const struct spdk_bdev *bdev), 8);
44 
45 DEFINE_STUB(spdk_bdev_is_md_interleaved, bool,
46 	    (const struct spdk_bdev *bdev), false);
47 
48 DEFINE_STUB(spdk_bdev_get_data_block_size, uint32_t,
49 	    (const struct spdk_bdev *bdev), 512);
50 
51 DEFINE_STUB(spdk_bdev_get_physical_block_size, uint32_t,
52 	    (const struct spdk_bdev *bdev), 4096);
53 
54 uint64_t
55 spdk_bdev_get_num_blocks(const struct spdk_bdev *bdev)
56 {
57 	return g_test_bdev_num_blocks;
58 }
59 
60 DEFINE_STUB(spdk_bdev_get_product_name, const char *,
61 	    (const struct spdk_bdev *bdev), "test product");
62 
63 DEFINE_STUB(spdk_bdev_has_write_cache, bool,
64 	    (const struct spdk_bdev *bdev), false);
65 
66 DEFINE_STUB(spdk_bdev_get_dif_type, enum spdk_dif_type,
67 	    (const struct spdk_bdev *bdev), SPDK_DIF_DISABLE);
68 
69 DEFINE_STUB(spdk_bdev_is_dif_head_of_md, bool,
70 	    (const struct spdk_bdev *bdev), false);
71 
72 DEFINE_STUB(spdk_bdev_is_dif_check_enabled, bool,
73 	    (const struct spdk_bdev *bdev, enum spdk_dif_check_type check_type), false);
74 
75 DEFINE_STUB(scsi_pr_out, int, (struct spdk_scsi_task *task,
76 			       uint8_t *cdb, uint8_t *data, uint16_t data_len), 0);
77 
78 DEFINE_STUB(scsi_pr_in, int, (struct spdk_scsi_task *task, uint8_t *cdb,
79 			      uint8_t *data, uint16_t data_len), 0);
80 
81 DEFINE_STUB(scsi2_reserve, int, (struct spdk_scsi_task *task, uint8_t *cdb), 0);
82 DEFINE_STUB(scsi2_release, int, (struct spdk_scsi_task *task), 0);
83 
84 void
85 scsi_lun_complete_task(struct spdk_scsi_lun *lun, struct spdk_scsi_task *task)
86 {
87 	g_scsi_cb_called++;
88 }
89 
90 DEFINE_STUB_V(scsi_lun_complete_reset_task,
91 	      (struct spdk_scsi_lun *lun, struct spdk_scsi_task *task));
92 
93 DEFINE_STUB(spdk_scsi_lun_id_int_to_fmt, uint64_t, (int lun_id), 0);
94 
95 DEFINE_STUB(spdk_scsi_dev_get_first_lun, struct spdk_scsi_lun *,
96 	    (struct spdk_scsi_dev *dev), NULL);
97 
98 DEFINE_STUB(spdk_scsi_dev_get_next_lun, struct spdk_scsi_lun *,
99 	    (struct spdk_scsi_lun *prev_lun), NULL);
100 
101 static void
102 ut_put_task(struct spdk_scsi_task *task)
103 {
104 	if (task->alloc_len) {
105 		free(task->iov.iov_base);
106 	}
107 
108 	task->iov.iov_base = NULL;
109 	task->iov.iov_len = 0;
110 	task->alloc_len = 0;
111 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
112 }
113 
114 static void
115 ut_init_task(struct spdk_scsi_task *task)
116 {
117 	memset(task, 0xFF, sizeof(*task));
118 	task->iov.iov_base = NULL;
119 	task->iovs = &task->iov;
120 	task->iovcnt = 1;
121 	task->alloc_len = 0;
122 	task->dxfer_dir = SPDK_SCSI_DIR_NONE;
123 }
124 
125 void
126 spdk_bdev_io_get_scsi_status(const struct spdk_bdev_io *bdev_io,
127 			     int *sc, int *sk, int *asc, int *ascq)
128 {
129 	switch (bdev_io->internal.status) {
130 	case SPDK_BDEV_IO_STATUS_SUCCESS:
131 		*sc = SPDK_SCSI_STATUS_GOOD;
132 		*sk = SPDK_SCSI_SENSE_NO_SENSE;
133 		*asc = SPDK_SCSI_ASC_NO_ADDITIONAL_SENSE;
134 		*ascq = SPDK_SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
135 		break;
136 	case SPDK_BDEV_IO_STATUS_SCSI_ERROR:
137 		*sc = bdev_io->internal.error.scsi.sc;
138 		*sk = bdev_io->internal.error.scsi.sk;
139 		*asc = bdev_io->internal.error.scsi.asc;
140 		*ascq = bdev_io->internal.error.scsi.ascq;
141 		break;
142 	default:
143 		*sc = SPDK_SCSI_STATUS_CHECK_CONDITION;
144 		*sk = SPDK_SCSI_SENSE_ABORTED_COMMAND;
145 		*asc = SPDK_SCSI_ASC_NO_ADDITIONAL_SENSE;
146 		*ascq = SPDK_SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
147 		break;
148 	}
149 }
150 
151 void
152 spdk_bdev_io_get_iovec(struct spdk_bdev_io *bdev_io, struct iovec **iovp, int *iovcntp)
153 {
154 	*iovp = NULL;
155 	*iovcntp = 0;
156 }
157 
158 static void
159 ut_bdev_io_flush(void)
160 {
161 	struct spdk_bdev_io *bdev_io;
162 	struct spdk_bdev_io_wait_entry *entry;
163 
164 	while (!TAILQ_EMPTY(&g_bdev_io_queue) || !TAILQ_EMPTY(&g_io_wait_queue)) {
165 		while (!TAILQ_EMPTY(&g_bdev_io_queue)) {
166 			bdev_io = TAILQ_FIRST(&g_bdev_io_queue);
167 			TAILQ_REMOVE(&g_bdev_io_queue, bdev_io, internal.link);
168 			bdev_io->internal.cb(bdev_io, true, bdev_io->internal.caller_ctx);
169 			free(bdev_io);
170 		}
171 
172 		while (!TAILQ_EMPTY(&g_io_wait_queue)) {
173 			entry = TAILQ_FIRST(&g_io_wait_queue);
174 			TAILQ_REMOVE(&g_io_wait_queue, entry, link);
175 			entry->cb_fn(entry->cb_arg);
176 		}
177 	}
178 }
179 
180 static int
181 _spdk_bdev_io_op(spdk_bdev_io_completion_cb cb, void *cb_arg)
182 {
183 	struct spdk_bdev_io *bdev_io;
184 
185 	if (g_bdev_io_pool_full) {
186 		g_bdev_io_pool_full = false;
187 		return -ENOMEM;
188 	}
189 
190 	bdev_io = calloc(1, sizeof(*bdev_io));
191 	SPDK_CU_ASSERT_FATAL(bdev_io != NULL);
192 	bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
193 	bdev_io->internal.cb = cb;
194 	bdev_io->internal.caller_ctx = cb_arg;
195 
196 	TAILQ_INSERT_TAIL(&g_bdev_io_queue, bdev_io, internal.link);
197 
198 	return 0;
199 }
200 
201 int
202 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
203 		       struct iovec *iov, int iovcnt,
204 		       uint64_t offset_blocks, uint64_t num_blocks,
205 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
206 {
207 	return _spdk_bdev_io_op(cb, cb_arg);
208 }
209 
210 int
211 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
212 			struct iovec *iov, int iovcnt,
213 			uint64_t offset_blocks, uint64_t num_blocks,
214 			spdk_bdev_io_completion_cb cb, void *cb_arg)
215 {
216 	return _spdk_bdev_io_op(cb, cb_arg);
217 }
218 
219 int
220 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
221 		       uint64_t offset_blocks, uint64_t num_blocks,
222 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
223 {
224 	return _spdk_bdev_io_op(cb, cb_arg);
225 }
226 
227 int
228 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
229 		spdk_bdev_io_completion_cb cb, void *cb_arg)
230 {
231 	return _spdk_bdev_io_op(cb, cb_arg);
232 }
233 
234 int
235 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
236 		       uint64_t offset_blocks, uint64_t num_blocks,
237 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
238 {
239 	return _spdk_bdev_io_op(cb, cb_arg);
240 }
241 
242 int
243 spdk_bdev_queue_io_wait(struct spdk_bdev *bdev, struct spdk_io_channel *ch,
244 			struct spdk_bdev_io_wait_entry *entry)
245 {
246 	TAILQ_INSERT_TAIL(&g_io_wait_queue, entry, link);
247 	return 0;
248 }
249 
250 int
251 spdk_dif_ctx_init(struct spdk_dif_ctx *ctx, uint32_t block_size, uint32_t md_size,
252 		  bool md_interleave, bool dif_loc, enum spdk_dif_type dif_type, uint32_t dif_flags,
253 		  uint32_t init_ref_tag, uint16_t apptag_mask, uint16_t app_tag,
254 		  uint32_t data_offset, uint64_t guard_seed, struct spdk_dif_ctx_init_ext_opts *opts)
255 {
256 	ctx->dif_pi_format = opts->dif_pi_format;
257 	ctx->init_ref_tag = init_ref_tag;
258 	ctx->ref_tag_offset = data_offset / 512;
259 	return 0;
260 }
261 
262 /*
263  * This test specifically tests a mode select 6 command from the
264  *  Windows SCSI compliance test that caused SPDK to crash.
265  */
266 static void
267 mode_select_6_test(void)
268 {
269 	struct spdk_bdev bdev;
270 	struct spdk_scsi_task task;
271 	struct spdk_scsi_lun lun;
272 	struct spdk_scsi_dev dev;
273 	char cdb[16];
274 	char data[24];
275 	int rc;
276 
277 	ut_init_task(&task);
278 
279 	cdb[0] = 0x15;
280 	cdb[1] = 0x11;
281 	cdb[2] = 0x00;
282 	cdb[3] = 0x00;
283 	cdb[4] = 0x18;
284 	cdb[5] = 0x00;
285 	task.cdb = cdb;
286 
287 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
288 	lun.bdev = &bdev;
289 	lun.dev = &dev;
290 	task.lun = &lun;
291 
292 	memset(data, 0, sizeof(data));
293 	data[4] = 0x08;
294 	data[5] = 0x02;
295 	spdk_scsi_task_set_data(&task, data, sizeof(data));
296 
297 	rc = bdev_scsi_execute(&task);
298 
299 	CU_ASSERT_EQUAL(rc, 0);
300 
301 	ut_put_task(&task);
302 }
303 
304 /*
305  * This test specifically tests a mode select 6 command which
306  *  contains no mode pages.
307  */
308 static void
309 mode_select_6_test2(void)
310 {
311 	struct spdk_bdev bdev;
312 	struct spdk_scsi_task task;
313 	struct spdk_scsi_lun lun;
314 	struct spdk_scsi_dev dev;
315 	char cdb[16];
316 	int rc;
317 
318 	ut_init_task(&task);
319 
320 	cdb[0] = 0x15;
321 	cdb[1] = 0x00;
322 	cdb[2] = 0x00;
323 	cdb[3] = 0x00;
324 	cdb[4] = 0x00;
325 	cdb[5] = 0x00;
326 	task.cdb = cdb;
327 
328 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
329 	lun.bdev = &bdev;
330 	lun.dev = &dev;
331 	task.lun = &lun;
332 
333 	rc = bdev_scsi_execute(&task);
334 
335 	CU_ASSERT_EQUAL(rc, 0);
336 
337 	ut_put_task(&task);
338 }
339 
340 /*
341  * This test specifically tests a mode sense 6 command which
342  *  return all subpage 00h mode pages.
343  */
344 static void
345 mode_sense_6_test(void)
346 {
347 	struct spdk_bdev bdev;
348 	struct spdk_scsi_task task;
349 	struct spdk_scsi_lun lun;
350 	struct spdk_scsi_dev dev;
351 	char cdb[12];
352 	unsigned char *data;
353 	int rc;
354 	unsigned char mode_data_len = 0;
355 	unsigned char medium_type = 0;
356 	unsigned char dev_specific_param = 0;
357 	unsigned char blk_descriptor_len = 0;
358 
359 	memset(&bdev, 0, sizeof(struct spdk_bdev));
360 	ut_init_task(&task);
361 	memset(cdb, 0, sizeof(cdb));
362 
363 	cdb[0] = 0x1A;
364 	cdb[2] = 0x3F;
365 	cdb[4] = 0xFF;
366 	task.cdb = cdb;
367 
368 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
369 	lun.bdev = &bdev;
370 	lun.dev = &dev;
371 	task.lun = &lun;
372 
373 	rc = bdev_scsi_execute(&task);
374 	SPDK_CU_ASSERT_FATAL(rc == 0);
375 
376 	data = task.iovs[0].iov_base;
377 	mode_data_len = data[0];
378 	medium_type = data[1];
379 	dev_specific_param = data[2];
380 	blk_descriptor_len = data[3];
381 
382 	CU_ASSERT(mode_data_len >= 11);
383 	CU_ASSERT_EQUAL(medium_type, 0);
384 	CU_ASSERT_EQUAL(dev_specific_param, 0);
385 	CU_ASSERT_EQUAL(blk_descriptor_len, 8);
386 
387 	ut_put_task(&task);
388 }
389 
390 /*
391  * This test specifically tests a mode sense 10 command which
392  *  return all subpage 00h mode pages.
393  */
394 static void
395 mode_sense_10_test(void)
396 {
397 	struct spdk_bdev bdev;
398 	struct spdk_scsi_task task;
399 	struct spdk_scsi_lun lun;
400 	struct spdk_scsi_dev dev;
401 	char cdb[12];
402 	unsigned char *data;
403 	int rc;
404 	unsigned short mode_data_len = 0;
405 	unsigned char medium_type = 0;
406 	unsigned char dev_specific_param = 0;
407 	unsigned short blk_descriptor_len = 0;
408 
409 	memset(&bdev, 0, sizeof(struct spdk_bdev));
410 	ut_init_task(&task);
411 	memset(cdb, 0, sizeof(cdb));
412 	cdb[0] = 0x5A;
413 	cdb[2] = 0x3F;
414 	cdb[8] = 0xFF;
415 	task.cdb = cdb;
416 
417 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
418 	lun.bdev = &bdev;
419 	lun.dev = &dev;
420 	task.lun = &lun;
421 
422 	rc = bdev_scsi_execute(&task);
423 	SPDK_CU_ASSERT_FATAL(rc == 0);
424 
425 	data = task.iovs[0].iov_base;
426 	mode_data_len = ((data[0] << 8) + data[1]);
427 	medium_type = data[2];
428 	dev_specific_param = data[3];
429 	blk_descriptor_len = ((data[6] << 8) + data[7]);
430 
431 	CU_ASSERT(mode_data_len >= 14);
432 	CU_ASSERT_EQUAL(medium_type, 0);
433 	CU_ASSERT_EQUAL(dev_specific_param, 0);
434 	CU_ASSERT_EQUAL(blk_descriptor_len, 8);
435 
436 	ut_put_task(&task);
437 }
438 
439 /*
440  * This test specifically tests a scsi inquiry command from the
441  *  Windows SCSI compliance test that failed to return the
442  *  expected SCSI error sense code.
443  */
444 static void
445 inquiry_evpd_test(void)
446 {
447 	struct spdk_bdev bdev;
448 	struct spdk_scsi_task task;
449 	struct spdk_scsi_lun lun;
450 	struct spdk_scsi_dev dev;
451 	char cdb[6];
452 	int rc;
453 
454 	ut_init_task(&task);
455 
456 	cdb[0] = 0x12;
457 	cdb[1] = 0x00;	/* EVPD = 0 */
458 	cdb[2] = 0xff;	/* PageCode non-zero */
459 	cdb[3] = 0x00;
460 	cdb[4] = 0xff;
461 	cdb[5] = 0x00;
462 	task.cdb = cdb;
463 
464 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
465 	lun.bdev = &bdev;
466 	lun.dev = &dev;
467 	task.lun = &lun;
468 
469 	rc = bdev_scsi_execute(&task);
470 	SPDK_CU_ASSERT_FATAL(rc == 0);
471 
472 	CU_ASSERT_EQUAL(task.status, SPDK_SCSI_STATUS_CHECK_CONDITION);
473 	CU_ASSERT_EQUAL(task.sense_data[2] & 0xf, SPDK_SCSI_SENSE_ILLEGAL_REQUEST);
474 	CU_ASSERT_EQUAL(task.sense_data[12], 0x24);
475 	CU_ASSERT_EQUAL(task.sense_data[13], 0x0);
476 
477 	ut_put_task(&task);
478 }
479 
480 /*
481  * This test is to verify specific return data for a standard scsi inquiry
482  *  command: Version
483  */
484 static void
485 inquiry_standard_test(void)
486 {
487 	struct spdk_bdev bdev = { .blocklen = 512 };
488 	struct spdk_scsi_task task;
489 	struct spdk_scsi_lun lun;
490 	struct spdk_scsi_dev dev;
491 	char cdb[6];
492 	char *data;
493 	struct spdk_scsi_cdb_inquiry_data *inq_data;
494 	int rc;
495 
496 	ut_init_task(&task);
497 
498 	cdb[0] = 0x12;
499 	cdb[1] = 0x00;	/* EVPD = 0 */
500 	cdb[2] = 0x00;	/* PageCode zero - requesting standard inquiry */
501 	cdb[3] = 0x00;
502 	cdb[4] = 0xff;	/* Indicate data size used by conformance test */
503 	cdb[5] = 0x00;
504 	task.cdb = cdb;
505 
506 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
507 	lun.bdev = &bdev;
508 	lun.dev = &dev;
509 	task.lun = &lun;
510 
511 	rc = bdev_scsi_execute(&task);
512 
513 	data = task.iovs[0].iov_base;
514 	inq_data = (struct spdk_scsi_cdb_inquiry_data *)&data[0];
515 
516 	CU_ASSERT_EQUAL(inq_data->version, SPDK_SPC_VERSION_SPC3);
517 	CU_ASSERT_EQUAL(rc, 0);
518 
519 	ut_put_task(&task);
520 }
521 
522 static void
523 _inquiry_overflow_test(uint8_t alloc_len)
524 {
525 	struct spdk_bdev bdev = { .blocklen = 512 };
526 	struct spdk_scsi_task task;
527 	struct spdk_scsi_lun lun;
528 	struct spdk_scsi_dev dev;
529 	uint8_t cdb[6];
530 	int rc;
531 	/* expects a 4K internal data buffer */
532 	char data[4096], data_compare[4096];
533 
534 	ut_init_task(&task);
535 
536 	cdb[0] = 0x12;
537 	cdb[1] = 0x00;		/* EVPD = 0 */
538 	cdb[2] = 0x00;		/* PageCode zero - requesting standard inquiry */
539 	cdb[3] = 0x00;
540 	cdb[4] = alloc_len;	/* Indicate data size used by conformance test */
541 	cdb[5] = 0x00;
542 	task.cdb = cdb;
543 
544 	snprintf(&dev.name[0], sizeof(dev.name), "spdk_iscsi_translation_test");
545 	lun.bdev = &bdev;
546 	lun.dev = &dev;
547 	task.lun = &lun;
548 
549 	memset(data, 0, sizeof(data));
550 	memset(data_compare, 0, sizeof(data_compare));
551 
552 	spdk_scsi_task_set_data(&task, data, sizeof(data));
553 
554 	rc = bdev_scsi_execute(&task);
555 	SPDK_CU_ASSERT_FATAL(rc == 0);
556 
557 	CU_ASSERT_EQUAL(memcmp(data + alloc_len, data_compare + alloc_len, sizeof(data) - alloc_len), 0);
558 	CU_ASSERT(task.data_transferred <= alloc_len);
559 
560 	ut_put_task(&task);
561 }
562 
563 static void
564 inquiry_overflow_test(void)
565 {
566 	int i;
567 
568 	for (i = 0; i < 256; i++) {
569 		_inquiry_overflow_test(i);
570 	}
571 }
572 
573 static void
574 scsi_name_padding_test(void)
575 {
576 	char name[SPDK_SCSI_DEV_MAX_NAME + 1];
577 	char buf[SPDK_SCSI_DEV_MAX_NAME + 1];
578 	int written, i;
579 
580 	/* case 1 */
581 	memset(name, '\0', sizeof(name));
582 	memset(name, 'x', 251);
583 	written = bdev_scsi_pad_scsi_name(buf, name);
584 
585 	CU_ASSERT(written == 252);
586 	CU_ASSERT(buf[250] == 'x');
587 	CU_ASSERT(buf[251] == '\0');
588 
589 	/* case 2:  */
590 	memset(name, '\0', sizeof(name));
591 	memset(name, 'x', 252);
592 	written = bdev_scsi_pad_scsi_name(buf, name);
593 
594 	CU_ASSERT(written == 256);
595 	CU_ASSERT(buf[251] == 'x');
596 	for (i = 252; i < 256; i++) {
597 		CU_ASSERT(buf[i] == '\0');
598 	}
599 
600 	/* case 3 */
601 	memset(name, '\0', sizeof(name));
602 	memset(name, 'x', 255);
603 	written = bdev_scsi_pad_scsi_name(buf, name);
604 
605 	CU_ASSERT(written == 256);
606 	CU_ASSERT(buf[254] == 'x');
607 	CU_ASSERT(buf[255] == '\0');
608 }
609 
610 /*
611  * This test is to verify specific error translation from bdev to scsi.
612  */
613 static void
614 task_complete_test(void)
615 {
616 	struct spdk_scsi_task task;
617 	struct spdk_bdev_io bdev_io = {};
618 	struct spdk_scsi_lun lun;
619 
620 	ut_init_task(&task);
621 
622 	TAILQ_INIT(&lun.tasks);
623 	TAILQ_INSERT_TAIL(&lun.tasks, &task, scsi_link);
624 	task.lun = &lun;
625 
626 	bdev_io.internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
627 	bdev_scsi_task_complete_cmd(&bdev_io, bdev_io.internal.status, &task);
628 	CU_ASSERT_EQUAL(task.status, SPDK_SCSI_STATUS_GOOD);
629 	CU_ASSERT(g_scsi_cb_called == 1);
630 	g_scsi_cb_called = 0;
631 
632 	bdev_io.internal.status = SPDK_BDEV_IO_STATUS_SCSI_ERROR;
633 	bdev_io.internal.error.scsi.sc = SPDK_SCSI_STATUS_CHECK_CONDITION;
634 	bdev_io.internal.error.scsi.sk = SPDK_SCSI_SENSE_HARDWARE_ERROR;
635 	bdev_io.internal.error.scsi.asc = SPDK_SCSI_ASC_WARNING;
636 	bdev_io.internal.error.scsi.ascq = SPDK_SCSI_ASCQ_POWER_LOSS_EXPECTED;
637 	bdev_scsi_task_complete_cmd(&bdev_io, bdev_io.internal.status, &task);
638 	CU_ASSERT_EQUAL(task.status, SPDK_SCSI_STATUS_CHECK_CONDITION);
639 	CU_ASSERT_EQUAL(task.sense_data[2] & 0xf, SPDK_SCSI_SENSE_HARDWARE_ERROR);
640 	CU_ASSERT_EQUAL(task.sense_data[12], SPDK_SCSI_ASC_WARNING);
641 	CU_ASSERT_EQUAL(task.sense_data[13], SPDK_SCSI_ASCQ_POWER_LOSS_EXPECTED);
642 	CU_ASSERT(g_scsi_cb_called == 1);
643 	g_scsi_cb_called = 0;
644 
645 	bdev_io.internal.status = SPDK_BDEV_IO_STATUS_FAILED;
646 	bdev_scsi_task_complete_cmd(&bdev_io, bdev_io.internal.status, &task);
647 	CU_ASSERT_EQUAL(task.status, SPDK_SCSI_STATUS_CHECK_CONDITION);
648 	CU_ASSERT_EQUAL(task.sense_data[2] & 0xf, SPDK_SCSI_SENSE_ABORTED_COMMAND);
649 	CU_ASSERT_EQUAL(task.sense_data[12], SPDK_SCSI_ASC_NO_ADDITIONAL_SENSE);
650 	CU_ASSERT_EQUAL(task.sense_data[13], SPDK_SCSI_ASCQ_CAUSE_NOT_REPORTABLE);
651 	CU_ASSERT(g_scsi_cb_called == 1);
652 	g_scsi_cb_called = 0;
653 
654 	ut_put_task(&task);
655 }
656 
657 static void
658 lba_range_test(void)
659 {
660 	struct spdk_bdev bdev = { .blocklen = 512 };
661 	struct spdk_scsi_lun lun;
662 	struct spdk_scsi_task task;
663 	uint8_t cdb[16];
664 	int rc;
665 
666 	lun.bdev = &bdev;
667 
668 	ut_init_task(&task);
669 	task.lun = &lun;
670 	task.lun->bdev_desc = NULL;
671 	task.lun->io_channel = NULL;
672 	task.cdb = cdb;
673 
674 	memset(cdb, 0, sizeof(cdb));
675 	cdb[0] = 0x88; /* READ (16) */
676 
677 	/* Test block device size of 4 blocks */
678 	g_test_bdev_num_blocks = 4;
679 
680 	/* LBA = 0, length = 1 (in range) */
681 	to_be64(&cdb[2], 0); /* LBA */
682 	to_be32(&cdb[10], 1); /* transfer length */
683 	task.transfer_len = 1 * 512;
684 	task.offset = 0;
685 	task.length = 1 * 512;
686 	rc = bdev_scsi_execute(&task);
687 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
688 	CU_ASSERT(task.status == 0xFF);
689 	SPDK_CU_ASSERT_FATAL(!TAILQ_EMPTY(&g_bdev_io_queue));
690 	ut_bdev_io_flush();
691 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
692 	CU_ASSERT(g_scsi_cb_called == 1);
693 	g_scsi_cb_called = 0;
694 
695 	/* LBA = 4, length = 1 (LBA out of range) */
696 	to_be64(&cdb[2], 4); /* LBA */
697 	to_be32(&cdb[10], 1); /* transfer length */
698 	task.transfer_len = 1 * 512;
699 	task.offset = 0;
700 	task.length = 1 * 512;
701 	rc = bdev_scsi_execute(&task);
702 	CU_ASSERT(rc == SPDK_SCSI_TASK_COMPLETE);
703 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_CHECK_CONDITION);
704 	CU_ASSERT(task.sense_data[12] == SPDK_SCSI_ASC_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE);
705 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
706 
707 	/* LBA = 0, length = 4 (in range, max valid size) */
708 	to_be64(&cdb[2], 0); /* LBA */
709 	to_be32(&cdb[10], 4); /* transfer length */
710 	task.transfer_len = 4 * 512;
711 	task.status = 0xFF;
712 	task.offset = 0;
713 	task.length = 1 * 512;
714 	rc = bdev_scsi_execute(&task);
715 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
716 	CU_ASSERT(task.status == 0xFF);
717 	SPDK_CU_ASSERT_FATAL(!TAILQ_EMPTY(&g_bdev_io_queue));
718 	ut_bdev_io_flush();
719 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
720 	CU_ASSERT(g_scsi_cb_called == 1);
721 	g_scsi_cb_called = 0;
722 
723 	/* LBA = 0, length = 5 (LBA in range, length beyond end of bdev) */
724 	to_be64(&cdb[2], 0); /* LBA */
725 	to_be32(&cdb[10], 5); /* transfer length */
726 	task.transfer_len = 5 * 512;
727 	task.offset = 0;
728 	task.length = 1 * 512;
729 	rc = bdev_scsi_execute(&task);
730 	CU_ASSERT(rc == SPDK_SCSI_TASK_COMPLETE);
731 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_CHECK_CONDITION);
732 	CU_ASSERT(task.sense_data[12] == SPDK_SCSI_ASC_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE);
733 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
734 
735 	ut_put_task(&task);
736 }
737 
738 static void
739 xfer_len_test(void)
740 {
741 	struct spdk_bdev bdev = { .blocklen = 512 };
742 	struct spdk_scsi_lun lun;
743 	struct spdk_scsi_task task;
744 	uint8_t cdb[16];
745 	int rc;
746 
747 	lun.bdev = &bdev;
748 
749 	ut_init_task(&task);
750 	task.lun = &lun;
751 	task.lun->bdev_desc = NULL;
752 	task.lun->io_channel = NULL;
753 	task.cdb = cdb;
754 
755 	memset(cdb, 0, sizeof(cdb));
756 	cdb[0] = 0x88; /* READ (16) */
757 
758 	/* Test block device size of 512 MiB */
759 	g_test_bdev_num_blocks = 512 * 1024 * 1024;
760 
761 	/* 1 block */
762 	to_be64(&cdb[2], 0); /* LBA */
763 	to_be32(&cdb[10], 1); /* transfer length */
764 	task.transfer_len = 1 * 512;
765 	task.offset = 0;
766 	task.length = 1 * 512;
767 	rc = bdev_scsi_execute(&task);
768 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
769 	CU_ASSERT(task.status == 0xFF);
770 	SPDK_CU_ASSERT_FATAL(!TAILQ_EMPTY(&g_bdev_io_queue));
771 	ut_bdev_io_flush();
772 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
773 	CU_ASSERT(g_scsi_cb_called == 1);
774 	g_scsi_cb_called = 0;
775 
776 	/* max transfer length (as reported in block limits VPD page) */
777 	to_be64(&cdb[2], 0); /* LBA */
778 	to_be32(&cdb[10], SPDK_WORK_BLOCK_SIZE / 512); /* transfer length */
779 	task.transfer_len = SPDK_WORK_BLOCK_SIZE;
780 	task.status = 0xFF;
781 	task.offset = 0;
782 	task.length = 1 * 512;
783 	rc = bdev_scsi_execute(&task);
784 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
785 	CU_ASSERT(task.status == 0xFF);
786 	SPDK_CU_ASSERT_FATAL(!TAILQ_EMPTY(&g_bdev_io_queue));
787 	ut_bdev_io_flush();
788 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
789 	CU_ASSERT(g_scsi_cb_called == 1);
790 	g_scsi_cb_called = 0;
791 
792 	/* max transfer length plus one block (invalid) */
793 	to_be64(&cdb[2], 0); /* LBA */
794 	to_be32(&cdb[10], SPDK_WORK_BLOCK_SIZE / 512 + 1); /* transfer length */
795 	task.transfer_len = SPDK_WORK_BLOCK_SIZE + 512;
796 	task.offset = 0;
797 	task.length = 1 * 512;
798 	rc = bdev_scsi_execute(&task);
799 	CU_ASSERT(rc == SPDK_SCSI_TASK_COMPLETE);
800 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_CHECK_CONDITION);
801 	CU_ASSERT((task.sense_data[2] & 0xf) == SPDK_SCSI_SENSE_ILLEGAL_REQUEST);
802 	CU_ASSERT(task.sense_data[12] == SPDK_SCSI_ASC_INVALID_FIELD_IN_CDB);
803 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
804 
805 	/* zero transfer length (valid) */
806 	to_be64(&cdb[2], 0); /* LBA */
807 	to_be32(&cdb[10], 0); /* transfer length */
808 	task.transfer_len = 0;
809 	task.offset = 0;
810 	task.length = 0;
811 	rc = bdev_scsi_execute(&task);
812 	CU_ASSERT(rc == SPDK_SCSI_TASK_COMPLETE);
813 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
814 	CU_ASSERT(task.data_transferred == 0);
815 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
816 
817 	/* zero transfer length past end of disk (invalid) */
818 	to_be64(&cdb[2], g_test_bdev_num_blocks); /* LBA */
819 	to_be32(&cdb[10], 0); /* transfer length */
820 	task.transfer_len = 0;
821 	task.offset = 0;
822 	task.length = 0;
823 	rc = bdev_scsi_execute(&task);
824 	CU_ASSERT(rc == SPDK_SCSI_TASK_COMPLETE);
825 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_CHECK_CONDITION);
826 	CU_ASSERT(task.sense_data[12] == SPDK_SCSI_ASC_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE);
827 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
828 
829 	ut_put_task(&task);
830 }
831 
832 static void
833 _xfer_test(bool bdev_io_pool_full)
834 {
835 	struct spdk_bdev bdev = { .blocklen = 512 };
836 	struct spdk_scsi_lun lun;
837 	struct spdk_scsi_task task;
838 	uint8_t cdb[16];
839 	char data[4096];
840 	int rc;
841 
842 	lun.bdev = &bdev;
843 
844 	/* Test block device size of 512 MiB */
845 	g_test_bdev_num_blocks = 512 * 1024 * 1024;
846 
847 	/* Read 1 block */
848 	ut_init_task(&task);
849 	task.lun = &lun;
850 	task.lun->bdev_desc = NULL;
851 	task.lun->io_channel = NULL;
852 	task.cdb = cdb;
853 	memset(cdb, 0, sizeof(cdb));
854 	cdb[0] = 0x88; /* READ (16) */
855 	to_be64(&cdb[2], 0); /* LBA */
856 	to_be32(&cdb[10], 1); /* transfer length */
857 	task.transfer_len = 1 * 512;
858 	task.offset = 0;
859 	task.length = 1 * 512;
860 	g_bdev_io_pool_full = bdev_io_pool_full;
861 	rc = bdev_scsi_execute(&task);
862 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
863 	CU_ASSERT(task.status == 0xFF);
864 
865 	ut_bdev_io_flush();
866 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
867 	CU_ASSERT(g_scsi_cb_called == 1);
868 	g_scsi_cb_called = 0;
869 	ut_put_task(&task);
870 
871 	/* Write 1 block */
872 	ut_init_task(&task);
873 	task.lun = &lun;
874 	task.cdb = cdb;
875 	memset(cdb, 0, sizeof(cdb));
876 	cdb[0] = 0x8a; /* WRITE (16) */
877 	to_be64(&cdb[2], 0); /* LBA */
878 	to_be32(&cdb[10], 1); /* transfer length */
879 	task.transfer_len = 1 * 512;
880 	task.offset = 0;
881 	task.length = 1 * 512;
882 	g_bdev_io_pool_full = bdev_io_pool_full;
883 	rc = bdev_scsi_execute(&task);
884 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
885 	CU_ASSERT(task.status == 0xFF);
886 
887 	ut_bdev_io_flush();
888 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
889 	CU_ASSERT(g_scsi_cb_called == 1);
890 	g_scsi_cb_called = 0;
891 	ut_put_task(&task);
892 
893 	/* Unmap 5 blocks using 2 descriptors */
894 	ut_init_task(&task);
895 	task.lun = &lun;
896 	task.cdb = cdb;
897 	memset(cdb, 0, sizeof(cdb));
898 	cdb[0] = 0x42; /* UNMAP */
899 	to_be16(&data[7], 2); /* 2 parameters in list */
900 	memset(data, 0, sizeof(data));
901 	to_be16(&data[2], 32); /* 2 descriptors */
902 	to_be64(&data[8], 1); /* LBA 1 */
903 	to_be32(&data[16], 2); /* 2 blocks */
904 	to_be64(&data[24], 10); /* LBA 10 */
905 	to_be32(&data[32], 3); /* 3 blocks */
906 	spdk_scsi_task_set_data(&task, data, sizeof(data));
907 	task.status = SPDK_SCSI_STATUS_GOOD;
908 	g_bdev_io_pool_full = bdev_io_pool_full;
909 	rc = bdev_scsi_execute(&task);
910 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
911 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
912 
913 	ut_bdev_io_flush();
914 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
915 	CU_ASSERT(g_scsi_cb_called == 1);
916 	g_scsi_cb_called = 0;
917 	ut_put_task(&task);
918 
919 	/* Flush 1 block */
920 	ut_init_task(&task);
921 	task.lun = &lun;
922 	task.cdb = cdb;
923 	memset(cdb, 0, sizeof(cdb));
924 	cdb[0] = 0x91; /* SYNCHRONIZE CACHE (16) */
925 	to_be64(&cdb[2], 0); /* LBA */
926 	to_be32(&cdb[10], 1); /* 1 blocks */
927 	g_bdev_io_pool_full = bdev_io_pool_full;
928 	rc = bdev_scsi_execute(&task);
929 	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);
930 	CU_ASSERT(task.status == 0xFF);
931 
932 	ut_bdev_io_flush();
933 	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);
934 	CU_ASSERT(g_scsi_cb_called == 1);
935 	g_scsi_cb_called = 0;
936 	SPDK_CU_ASSERT_FATAL(TAILQ_EMPTY(&g_bdev_io_queue));
937 
938 	ut_put_task(&task);
939 }
940 
941 static void
942 xfer_test(void)
943 {
944 	_xfer_test(false);
945 	_xfer_test(true);
946 }
947 
948 static void
949 get_dif_ctx_test(void)
950 {
951 	struct spdk_bdev bdev = {};
952 	struct spdk_scsi_task task = {};
953 	struct spdk_dif_ctx dif_ctx = {};
954 	uint8_t cdb[16];
955 	bool ret;
956 
957 	cdb[0] = SPDK_SBC_READ_6;
958 	cdb[1] = 0x12;
959 	cdb[2] = 0x34;
960 	cdb[3] = 0x50;
961 	task.cdb = cdb;
962 	task.offset = 0x6 * 512;
963 
964 	ret = bdev_scsi_get_dif_ctx(&bdev, &task, &dif_ctx);
965 	CU_ASSERT(ret == true);
966 	CU_ASSERT(dif_ctx.init_ref_tag + dif_ctx.ref_tag_offset == 0x123456);
967 
968 	cdb[0] = SPDK_SBC_WRITE_12;
969 	to_be32(&cdb[2], 0x12345670);
970 	task.offset = 0x8 * 512;
971 
972 	ret = bdev_scsi_get_dif_ctx(&bdev, &task, &dif_ctx);
973 	CU_ASSERT(ret == true);
974 	CU_ASSERT(dif_ctx.init_ref_tag + dif_ctx.ref_tag_offset == 0x12345678);
975 
976 	cdb[0] = SPDK_SBC_WRITE_16;
977 	to_be64(&cdb[2], 0x0000000012345670);
978 	task.offset = 0x8 * 512;
979 
980 	ret = bdev_scsi_get_dif_ctx(&bdev, &task, &dif_ctx);
981 	CU_ASSERT(ret == true);
982 	CU_ASSERT(dif_ctx.init_ref_tag + dif_ctx.ref_tag_offset == 0x12345678);
983 }
984 
985 int
986 main(int argc, char **argv)
987 {
988 	CU_pSuite	suite = NULL;
989 	unsigned int	num_failures;
990 
991 	TAILQ_INIT(&g_bdev_io_queue);
992 	TAILQ_INIT(&g_io_wait_queue);
993 
994 	CU_initialize_registry();
995 
996 	suite = CU_add_suite("translation_suite", NULL, NULL);
997 
998 	CU_ADD_TEST(suite, mode_select_6_test);
999 	CU_ADD_TEST(suite, mode_select_6_test2);
1000 	CU_ADD_TEST(suite, mode_sense_6_test);
1001 	CU_ADD_TEST(suite, mode_sense_10_test);
1002 	CU_ADD_TEST(suite, inquiry_evpd_test);
1003 	CU_ADD_TEST(suite, inquiry_standard_test);
1004 	CU_ADD_TEST(suite, inquiry_overflow_test);
1005 	CU_ADD_TEST(suite, task_complete_test);
1006 	CU_ADD_TEST(suite, lba_range_test);
1007 	CU_ADD_TEST(suite, xfer_len_test);
1008 	CU_ADD_TEST(suite, xfer_test);
1009 	CU_ADD_TEST(suite, scsi_name_padding_test);
1010 	CU_ADD_TEST(suite, get_dif_ctx_test);
1011 
1012 	num_failures = spdk_ut_run_tests(argc, argv, NULL);
1013 	CU_cleanup_registry();
1014 	return num_failures;
1015 }
1016