xref: /spdk/test/unit/lib/nvmf/tcp.c/tcp_ut.c (revision e5c3791c4e71b5157ea059cb024df5d9b482025d)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright (c) Intel Corporation.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include "spdk/stdinc.h"
35 #include "spdk/nvmf_spec.h"
36 #include "spdk_cunit.h"
37 
38 #include "spdk_internal/mock.h"
39 
40 #include "common/lib/test_env.c"
41 #include "common/lib/test_sock.c"
42 
43 #include "nvmf/ctrlr.c"
44 #include "nvmf/tcp.c"
45 
46 #define UT_IPV4_ADDR "192.168.0.1"
47 #define UT_PORT "4420"
48 #define UT_NVMF_ADRFAM_INVALID 0xf
49 #define UT_MAX_QUEUE_DEPTH 128
50 #define UT_MAX_QPAIRS_PER_CTRLR 128
51 #define UT_IN_CAPSULE_DATA_SIZE 1024
52 #define UT_MAX_IO_SIZE 4096
53 #define UT_IO_UNIT_SIZE 1024
54 #define UT_MAX_AQ_DEPTH 64
55 #define UT_SQ_HEAD_MAX 128
56 #define UT_NUM_SHARED_BUFFERS 128
57 
58 static void *g_accel_p = (void *)0xdeadbeaf;
59 
60 SPDK_LOG_REGISTER_COMPONENT(nvmf)
61 
62 DEFINE_STUB(spdk_nvmf_qpair_get_listen_trid,
63 	    int,
64 	    (struct spdk_nvmf_qpair *qpair, struct spdk_nvme_transport_id *trid),
65 	    0);
66 
67 DEFINE_STUB(nvmf_subsystem_add_ctrlr,
68 	    int,
69 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr),
70 	    0);
71 
72 DEFINE_STUB(nvmf_subsystem_get_ctrlr,
73 	    struct spdk_nvmf_ctrlr *,
74 	    (struct spdk_nvmf_subsystem *subsystem, uint16_t cntlid),
75 	    NULL);
76 
77 DEFINE_STUB(spdk_nvmf_tgt_find_subsystem,
78 	    struct spdk_nvmf_subsystem *,
79 	    (struct spdk_nvmf_tgt *tgt, const char *subnqn),
80 	    NULL);
81 
82 DEFINE_STUB(spdk_nvmf_subsystem_listener_allowed,
83 	    bool,
84 	    (struct spdk_nvmf_subsystem *subsystem, const struct spdk_nvme_transport_id *trid),
85 	    true);
86 
87 DEFINE_STUB(nvmf_subsystem_find_listener,
88 	    struct spdk_nvmf_subsystem_listener *,
89 	    (struct spdk_nvmf_subsystem *subsystem,
90 	     const struct spdk_nvme_transport_id *trid),
91 	    (void *)0x1);
92 
93 DEFINE_STUB_V(nvmf_get_discovery_log_page,
94 	      (struct spdk_nvmf_tgt *tgt, const char *hostnqn, struct iovec *iov,
95 	       uint32_t iovcnt, uint64_t offset, uint32_t length));
96 
97 DEFINE_STUB_V(nvmf_subsystem_remove_ctrlr,
98 	      (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr));
99 
100 DEFINE_STUB(spdk_nvmf_subsystem_get_first_ns,
101 	    struct spdk_nvmf_ns *,
102 	    (struct spdk_nvmf_subsystem *subsystem),
103 	    NULL);
104 
105 DEFINE_STUB(spdk_nvmf_subsystem_get_next_ns,
106 	    struct spdk_nvmf_ns *,
107 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ns *prev_ns),
108 	    NULL);
109 
110 DEFINE_STUB(spdk_nvmf_subsystem_host_allowed,
111 	    bool,
112 	    (struct spdk_nvmf_subsystem *subsystem, const char *hostnqn),
113 	    true);
114 
115 DEFINE_STUB(nvmf_ctrlr_dsm_supported,
116 	    bool,
117 	    (struct spdk_nvmf_ctrlr *ctrlr),
118 	    false);
119 
120 DEFINE_STUB(nvmf_ctrlr_write_zeroes_supported,
121 	    bool,
122 	    (struct spdk_nvmf_ctrlr *ctrlr),
123 	    false);
124 
125 DEFINE_STUB(nvmf_bdev_ctrlr_read_cmd,
126 	    int,
127 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
128 	     struct spdk_nvmf_request *req),
129 	    0);
130 
131 DEFINE_STUB(nvmf_bdev_ctrlr_write_cmd,
132 	    int,
133 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
134 	     struct spdk_nvmf_request *req),
135 	    0);
136 
137 DEFINE_STUB(nvmf_bdev_ctrlr_compare_cmd,
138 	    int,
139 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
140 	     struct spdk_nvmf_request *req),
141 	    0);
142 
143 DEFINE_STUB(nvmf_bdev_ctrlr_compare_and_write_cmd,
144 	    int,
145 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
146 	     struct spdk_nvmf_request *cmp_req, struct spdk_nvmf_request *write_req),
147 	    0);
148 
149 DEFINE_STUB(nvmf_bdev_ctrlr_write_zeroes_cmd,
150 	    int,
151 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
152 	     struct spdk_nvmf_request *req),
153 	    0);
154 
155 DEFINE_STUB(nvmf_bdev_ctrlr_flush_cmd,
156 	    int,
157 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
158 	     struct spdk_nvmf_request *req),
159 	    0);
160 
161 DEFINE_STUB(nvmf_bdev_ctrlr_dsm_cmd,
162 	    int,
163 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
164 	     struct spdk_nvmf_request *req),
165 	    0);
166 
167 DEFINE_STUB(nvmf_bdev_ctrlr_nvme_passthru_io,
168 	    int,
169 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
170 	     struct spdk_nvmf_request *req),
171 	    0);
172 
173 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_abort_cmd,
174 	    int,
175 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
176 	     struct spdk_nvmf_request *req, struct spdk_nvmf_request *req_to_abort),
177 	    0);
178 
179 DEFINE_STUB(nvmf_bdev_ctrlr_get_dif_ctx,
180 	    bool,
181 	    (struct spdk_bdev *bdev, struct spdk_nvme_cmd *cmd, struct spdk_dif_ctx *dif_ctx),
182 	    false);
183 
184 DEFINE_STUB(nvmf_transport_req_complete,
185 	    int,
186 	    (struct spdk_nvmf_request *req),
187 	    0);
188 
189 DEFINE_STUB_V(spdk_nvmf_request_free_buffers,
190 	      (struct spdk_nvmf_request *req, struct spdk_nvmf_transport_poll_group *group,
191 	       struct spdk_nvmf_transport *transport));
192 
193 DEFINE_STUB(spdk_sock_get_optimal_sock_group,
194 	    int,
195 	    (struct spdk_sock *sock, struct spdk_sock_group **group),
196 	    0);
197 
198 DEFINE_STUB(spdk_sock_group_get_ctx,
199 	    void *,
200 	    (struct spdk_sock_group *group),
201 	    NULL);
202 
203 DEFINE_STUB(spdk_sock_set_priority,
204 	    int,
205 	    (struct spdk_sock *sock, int priority),
206 	    0);
207 
208 DEFINE_STUB_V(nvmf_ns_reservation_request, (void *ctx));
209 
210 DEFINE_STUB_V(spdk_nvme_trid_populate_transport, (struct spdk_nvme_transport_id *trid,
211 		enum spdk_nvme_transport_type trtype));
212 DEFINE_STUB_V(spdk_nvmf_transport_register, (const struct spdk_nvmf_transport_ops *ops));
213 
214 DEFINE_STUB_V(spdk_nvmf_tgt_new_qpair, (struct spdk_nvmf_tgt *tgt, struct spdk_nvmf_qpair *qpair));
215 
216 DEFINE_STUB_V(nvmf_transport_qpair_abort_request,
217 	      (struct spdk_nvmf_qpair *qpair, struct spdk_nvmf_request *req));
218 
219 DEFINE_STUB_V(spdk_nvme_print_command, (uint16_t qid, struct spdk_nvme_cmd *cmd));
220 DEFINE_STUB_V(spdk_nvme_print_completion, (uint16_t qid, struct spdk_nvme_cpl *cpl));
221 
222 DEFINE_STUB(nvmf_transport_req_free,
223 	    int,
224 	    (struct spdk_nvmf_request *req),
225 	    0);
226 
227 DEFINE_STUB(accel_engine_create_cb, int, (void *io_device, void *ctx_buf), 0);
228 DEFINE_STUB_V(accel_engine_destroy_cb, (void *io_device, void *ctx_buf));
229 
230 struct spdk_io_channel *
231 spdk_accel_engine_get_io_channel(void)
232 {
233 	return spdk_get_io_channel(g_accel_p);
234 }
235 
236 DEFINE_STUB(spdk_accel_submit_crc32cv,
237 	    int,
238 	    (struct spdk_io_channel *ch, uint32_t *dst, struct iovec *iovs,
239 	     uint32_t iovcnt, uint32_t seed, spdk_accel_completion_cb cb_fn, void *cb_arg),
240 	    0);
241 
242 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_nvme_passthru_admin,
243 	    int,
244 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
245 	     struct spdk_io_channel *ch, struct spdk_nvmf_request *req,
246 	     spdk_nvmf_nvme_passthru_cmd_cb cb_fn),
247 	    0)
248 
249 struct spdk_bdev {
250 	int ut_mock;
251 	uint64_t blockcnt;
252 };
253 
254 int
255 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
256 			       const struct spdk_nvme_transport_id *trid2)
257 {
258 	return 0;
259 }
260 
261 const char *
262 spdk_nvme_transport_id_trtype_str(enum spdk_nvme_transport_type trtype)
263 {
264 	switch (trtype) {
265 	case SPDK_NVME_TRANSPORT_PCIE:
266 		return "PCIe";
267 	case SPDK_NVME_TRANSPORT_RDMA:
268 		return "RDMA";
269 	case SPDK_NVME_TRANSPORT_FC:
270 		return "FC";
271 	default:
272 		return NULL;
273 	}
274 }
275 
276 int
277 spdk_nvme_transport_id_populate_trstring(struct spdk_nvme_transport_id *trid, const char *trstring)
278 {
279 	int len, i;
280 
281 	if (trstring == NULL) {
282 		return -EINVAL;
283 	}
284 
285 	len = strnlen(trstring, SPDK_NVMF_TRSTRING_MAX_LEN);
286 	if (len == SPDK_NVMF_TRSTRING_MAX_LEN) {
287 		return -EINVAL;
288 	}
289 
290 	/* cast official trstring to uppercase version of input. */
291 	for (i = 0; i < len; i++) {
292 		trid->trstring[i] = toupper(trstring[i]);
293 	}
294 	return 0;
295 }
296 
297 int
298 spdk_nvmf_qpair_disconnect(struct spdk_nvmf_qpair *qpair, nvmf_qpair_disconnect_cb cb_fn, void *ctx)
299 {
300 	return 0;
301 }
302 
303 int
304 spdk_nvmf_request_get_buffers(struct spdk_nvmf_request *req,
305 			      struct spdk_nvmf_transport_poll_group *group,
306 			      struct spdk_nvmf_transport *transport,
307 			      uint32_t length)
308 {
309 	/* length more than 1 io unit length will fail. */
310 	if (length >= transport->opts.io_unit_size) {
311 		return -EINVAL;
312 	}
313 
314 	req->iovcnt = 1;
315 	req->iov[0].iov_base = (void *)0xDEADBEEF;
316 
317 	return 0;
318 }
319 
320 
321 void
322 nvmf_bdev_ctrlr_identify_ns(struct spdk_nvmf_ns *ns, struct spdk_nvme_ns_data *nsdata,
323 			    bool dif_insert_or_strip)
324 {
325 	uint64_t num_blocks;
326 
327 	SPDK_CU_ASSERT_FATAL(ns->bdev != NULL);
328 	num_blocks = ns->bdev->blockcnt;
329 	nsdata->nsze = num_blocks;
330 	nsdata->ncap = num_blocks;
331 	nsdata->nuse = num_blocks;
332 	nsdata->nlbaf = 0;
333 	nsdata->flbas.format = 0;
334 	nsdata->lbaf[0].lbads = spdk_u32log2(512);
335 }
336 
337 const char *
338 spdk_nvmf_subsystem_get_sn(const struct spdk_nvmf_subsystem *subsystem)
339 {
340 	return subsystem->sn;
341 }
342 
343 const char *
344 spdk_nvmf_subsystem_get_mn(const struct spdk_nvmf_subsystem *subsystem)
345 {
346 	return subsystem->mn;
347 }
348 
349 static void
350 test_nvmf_tcp_create(void)
351 {
352 	struct spdk_thread *thread;
353 	struct spdk_nvmf_transport *transport;
354 	struct spdk_nvmf_tcp_transport *ttransport;
355 	struct spdk_nvmf_transport_opts opts;
356 
357 	thread = spdk_thread_create(NULL, NULL);
358 	SPDK_CU_ASSERT_FATAL(thread != NULL);
359 	spdk_set_thread(thread);
360 
361 	/* case 1 */
362 	memset(&opts, 0, sizeof(opts));
363 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
364 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
365 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
366 	opts.max_io_size = UT_MAX_IO_SIZE;
367 	opts.io_unit_size = UT_IO_UNIT_SIZE;
368 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
369 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
370 	/* expect success */
371 	transport = nvmf_tcp_create(&opts);
372 	CU_ASSERT_PTR_NOT_NULL(transport);
373 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
374 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
375 	transport->opts = opts;
376 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
377 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
378 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
379 	CU_ASSERT(transport->opts.io_unit_size == UT_IO_UNIT_SIZE);
380 	/* destroy transport */
381 	spdk_mempool_free(ttransport->transport.data_buf_pool);
382 	free(ttransport);
383 
384 	/* case 2 */
385 	memset(&opts, 0, sizeof(opts));
386 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
387 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
388 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
389 	opts.max_io_size = UT_MAX_IO_SIZE;
390 	opts.io_unit_size = UT_MAX_IO_SIZE + 1;
391 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
392 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
393 	/* expect success */
394 	transport = nvmf_tcp_create(&opts);
395 	CU_ASSERT_PTR_NOT_NULL(transport);
396 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
397 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
398 	transport->opts = opts;
399 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
400 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
401 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
402 	CU_ASSERT(transport->opts.io_unit_size == UT_MAX_IO_SIZE);
403 	/* destroy transport */
404 	spdk_mempool_free(ttransport->transport.data_buf_pool);
405 	free(ttransport);
406 
407 	/* case 3 */
408 	memset(&opts, 0, sizeof(opts));
409 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
410 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
411 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
412 	opts.max_io_size = UT_MAX_IO_SIZE;
413 	opts.io_unit_size = 16;
414 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
415 	/* expect failse */
416 	transport = nvmf_tcp_create(&opts);
417 	CU_ASSERT_PTR_NULL(transport);
418 
419 	spdk_thread_exit(thread);
420 	while (!spdk_thread_is_exited(thread)) {
421 		spdk_thread_poll(thread, 0, 0);
422 	}
423 	spdk_thread_destroy(thread);
424 }
425 
426 static void
427 test_nvmf_tcp_destroy(void)
428 {
429 	struct spdk_thread *thread;
430 	struct spdk_nvmf_transport *transport;
431 	struct spdk_nvmf_transport_opts opts;
432 
433 	thread = spdk_thread_create(NULL, NULL);
434 	SPDK_CU_ASSERT_FATAL(thread != NULL);
435 	spdk_set_thread(thread);
436 
437 	/* case 1 */
438 	memset(&opts, 0, sizeof(opts));
439 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
440 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
441 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
442 	opts.max_io_size = UT_MAX_IO_SIZE;
443 	opts.io_unit_size = UT_IO_UNIT_SIZE;
444 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
445 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
446 	transport = nvmf_tcp_create(&opts);
447 	CU_ASSERT_PTR_NOT_NULL(transport);
448 	transport->opts = opts;
449 	/* destroy transport */
450 	CU_ASSERT(nvmf_tcp_destroy(transport, NULL, NULL) == 0);
451 
452 	spdk_thread_exit(thread);
453 	while (!spdk_thread_is_exited(thread)) {
454 		spdk_thread_poll(thread, 0, 0);
455 	}
456 	spdk_thread_destroy(thread);
457 }
458 
459 static void
460 init_accel(void)
461 {
462 	spdk_io_device_register(g_accel_p, accel_engine_create_cb, accel_engine_destroy_cb,
463 				sizeof(int), "accel_p");
464 }
465 
466 static void
467 fini_accel(void)
468 {
469 	spdk_io_device_unregister(g_accel_p, NULL);
470 }
471 
472 static void
473 test_nvmf_tcp_poll_group_create(void)
474 {
475 	struct spdk_nvmf_transport *transport;
476 	struct spdk_nvmf_transport_poll_group *group;
477 	struct spdk_nvmf_tcp_poll_group *tgroup;
478 	struct spdk_thread *thread;
479 	struct spdk_nvmf_transport_opts opts;
480 	struct spdk_sock_group grp = {};
481 
482 	thread = spdk_thread_create(NULL, NULL);
483 	SPDK_CU_ASSERT_FATAL(thread != NULL);
484 	spdk_set_thread(thread);
485 
486 	init_accel();
487 
488 	memset(&opts, 0, sizeof(opts));
489 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
490 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
491 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
492 	opts.max_io_size = UT_MAX_IO_SIZE;
493 	opts.io_unit_size = UT_IO_UNIT_SIZE;
494 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
495 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
496 	transport = nvmf_tcp_create(&opts);
497 	CU_ASSERT_PTR_NOT_NULL(transport);
498 	transport->opts = opts;
499 	MOCK_SET(spdk_sock_group_create, &grp);
500 	group = nvmf_tcp_poll_group_create(transport);
501 	MOCK_CLEAR_P(spdk_sock_group_create);
502 	SPDK_CU_ASSERT_FATAL(group);
503 	if (opts.in_capsule_data_size < SPDK_NVME_TCP_IN_CAPSULE_DATA_MAX_SIZE) {
504 		tgroup = SPDK_CONTAINEROF(group, struct spdk_nvmf_tcp_poll_group, group);
505 		SPDK_CU_ASSERT_FATAL(tgroup->control_msg_list);
506 	}
507 	group->transport = transport;
508 	nvmf_tcp_poll_group_destroy(group);
509 	nvmf_tcp_destroy(transport, NULL, NULL);
510 
511 	fini_accel();
512 	spdk_thread_exit(thread);
513 	while (!spdk_thread_is_exited(thread)) {
514 		spdk_thread_poll(thread, 0, 0);
515 	}
516 	spdk_thread_destroy(thread);
517 }
518 
519 static void
520 test_nvmf_tcp_send_c2h_data(void)
521 {
522 	struct spdk_thread *thread;
523 	struct spdk_nvmf_tcp_transport ttransport = {};
524 	struct spdk_nvmf_tcp_qpair tqpair = {};
525 	struct spdk_nvmf_tcp_req tcp_req = {};
526 	struct nvme_tcp_pdu pdu = {};
527 	struct spdk_nvme_tcp_c2h_data_hdr *c2h_data;
528 
529 	ttransport.tcp_opts.c2h_success = true;
530 	thread = spdk_thread_create(NULL, NULL);
531 	SPDK_CU_ASSERT_FATAL(thread != NULL);
532 	spdk_set_thread(thread);
533 
534 	tcp_req.pdu = &pdu;
535 	tcp_req.req.length = 300;
536 	tcp_req.req.qpair = &tqpair.qpair;
537 
538 	tqpair.qpair.transport = &ttransport.transport;
539 
540 	/* Set qpair state to make unrelated operations NOP */
541 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
542 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
543 
544 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
545 
546 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
547 	tcp_req.req.iov[0].iov_len = 101;
548 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
549 	tcp_req.req.iov[1].iov_len = 100;
550 	tcp_req.req.iov[2].iov_base = (void *)0xC0FFEE;
551 	tcp_req.req.iov[2].iov_len = 99;
552 	tcp_req.req.iovcnt = 3;
553 	tcp_req.req.length = 300;
554 
555 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
556 
557 	c2h_data = &pdu.hdr.c2h_data;
558 	CU_ASSERT(c2h_data->datao == 0);
559 	CU_ASSERT(c2h_data->datal = 300);
560 	CU_ASSERT(c2h_data->common.plen == sizeof(*c2h_data) + 300);
561 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
562 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS);
563 
564 	CU_ASSERT(pdu.data_iovcnt == 3);
565 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
566 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
567 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
568 	CU_ASSERT(pdu.data_iov[1].iov_len == 100);
569 	CU_ASSERT((uint64_t)pdu.data_iov[2].iov_base == 0xC0FFEE);
570 	CU_ASSERT(pdu.data_iov[2].iov_len == 99);
571 
572 	tcp_req.pdu_in_use = false;
573 	tcp_req.rsp.cdw0 = 1;
574 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
575 
576 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
577 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
578 
579 	ttransport.tcp_opts.c2h_success = false;
580 	tcp_req.pdu_in_use = false;
581 	tcp_req.rsp.cdw0 = 0;
582 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
583 
584 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
585 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
586 
587 	tcp_req.pdu_in_use = false;
588 	tcp_req.rsp.cdw0 = 1;
589 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
590 
591 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
592 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
593 
594 	spdk_thread_exit(thread);
595 	while (!spdk_thread_is_exited(thread)) {
596 		spdk_thread_poll(thread, 0, 0);
597 	}
598 	spdk_thread_destroy(thread);
599 }
600 
601 #define NVMF_TCP_PDU_MAX_H2C_DATA_SIZE (128 * 1024)
602 
603 static void
604 test_nvmf_tcp_h2c_data_hdr_handle(void)
605 {
606 	struct spdk_nvmf_tcp_transport ttransport = {};
607 	struct spdk_nvmf_tcp_qpair tqpair = {};
608 	struct nvme_tcp_pdu pdu = {};
609 	struct spdk_nvmf_tcp_req tcp_req = {};
610 	struct spdk_nvme_tcp_h2c_data_hdr *h2c_data;
611 
612 	TAILQ_INIT(&tqpair.tcp_req_working_queue);
613 
614 	/* Set qpair state to make unrelated operations NOP */
615 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
616 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
617 
618 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
619 	tcp_req.req.iov[0].iov_len = 101;
620 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
621 	tcp_req.req.iov[1].iov_len = 99;
622 	tcp_req.req.iovcnt = 2;
623 	tcp_req.req.length = 200;
624 	tcp_req.state = TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER;
625 
626 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
627 	tcp_req.req.cmd->nvme_cmd.cid = 1;
628 	tcp_req.ttag = 2;
629 
630 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_working_queue,
631 			  &tcp_req, state_link);
632 
633 	h2c_data = &pdu.hdr.h2c_data;
634 	h2c_data->cccid = 1;
635 	h2c_data->ttag = 2;
636 	h2c_data->datao = 0;
637 	h2c_data->datal = 200;
638 
639 	nvmf_tcp_h2c_data_hdr_handle(&ttransport, &tqpair, &pdu);
640 
641 	CU_ASSERT(pdu.data_iovcnt == 2);
642 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
643 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
644 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
645 	CU_ASSERT(pdu.data_iov[1].iov_len == 99);
646 
647 	CU_ASSERT(TAILQ_FIRST(&tqpair.tcp_req_working_queue) ==
648 		  &tcp_req);
649 	TAILQ_REMOVE(&tqpair.tcp_req_working_queue,
650 		     &tcp_req, state_link);
651 }
652 
653 
654 static void
655 test_nvmf_tcp_incapsule_data_handle(void)
656 {
657 	struct spdk_nvmf_tcp_transport ttransport = {};
658 	struct spdk_nvmf_tcp_qpair tqpair = {};
659 	struct nvme_tcp_pdu *pdu, pdu_in_progress = {};
660 	union nvmf_c2h_msg rsp0 = {};
661 	union nvmf_c2h_msg rsp = {};
662 
663 	struct spdk_nvmf_request *req_temp = NULL;
664 	struct spdk_nvmf_tcp_req tcp_req2 = {};
665 	struct spdk_nvmf_tcp_req tcp_req1 = {};
666 
667 	struct spdk_nvme_tcp_cmd *capsule_data;
668 	struct spdk_nvmf_capsule_cmd *nvmf_capsule_data;
669 	struct spdk_nvme_sgl_descriptor *sgl;
670 
671 	struct spdk_nvmf_transport_poll_group *group;
672 	struct spdk_nvmf_tcp_poll_group tcp_group = {};
673 	struct spdk_sock_group grp = {};
674 
675 	tqpair.pdu_in_progress = &pdu_in_progress;
676 	ttransport.transport.opts.max_io_size = UT_MAX_IO_SIZE;
677 	ttransport.transport.opts.io_unit_size = UT_IO_UNIT_SIZE;
678 
679 	tcp_group.sock_group = &grp;
680 	TAILQ_INIT(&tcp_group.qpairs);
681 	group = &tcp_group.group;
682 	group->transport = &ttransport.transport;
683 	STAILQ_INIT(&group->pending_buf_queue);
684 	tqpair.group = &tcp_group;
685 
686 	TAILQ_INIT(&tqpair.tcp_req_free_queue);
687 	TAILQ_INIT(&tqpair.tcp_req_working_queue);
688 
689 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_free_queue, &tcp_req2, state_link);
690 	tqpair.state_cntr[TCP_REQUEST_STATE_FREE]++;
691 	tqpair.qpair.transport = &ttransport.transport;
692 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
693 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH;
694 	tqpair.qpair.state = SPDK_NVMF_QPAIR_ACTIVE;
695 
696 	/* init a null tcp_req into tqpair TCP_REQUEST_STATE_FREE queue */
697 	tcp_req2.req.qpair = &tqpair.qpair;
698 	tcp_req2.req.cmd = (union nvmf_h2c_msg *)&tcp_req2.cmd;
699 	tcp_req2.req.rsp = &rsp;
700 
701 	/* init tcp_req1 */
702 	tcp_req1.req.qpair = &tqpair.qpair;
703 	tcp_req1.req.cmd = (union nvmf_h2c_msg *)&tcp_req1.cmd;
704 	tcp_req1.req.rsp = &rsp0;
705 	tcp_req1.state = TCP_REQUEST_STATE_NEW;
706 
707 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_working_queue, &tcp_req1, state_link);
708 	tqpair.state_cntr[TCP_REQUEST_STATE_NEW]++;
709 
710 	/* init pdu, make pdu need sgl buff */
711 	pdu = tqpair.pdu_in_progress;
712 	capsule_data = &pdu->hdr.capsule_cmd;
713 	nvmf_capsule_data = (struct spdk_nvmf_capsule_cmd *)&pdu->hdr.capsule_cmd.ccsqe;
714 	sgl = &capsule_data->ccsqe.dptr.sgl1;
715 
716 	capsule_data->common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
717 	capsule_data->common.hlen = sizeof(*capsule_data);
718 	capsule_data->common.plen = 1096;
719 	capsule_data->ccsqe.opc = SPDK_NVME_OPC_FABRIC;
720 
721 	sgl->unkeyed.subtype = SPDK_NVME_SGL_SUBTYPE_TRANSPORT;
722 	sgl->generic.type = SPDK_NVME_SGL_TYPE_TRANSPORT_DATA_BLOCK;
723 	sgl->unkeyed.length = UT_IO_UNIT_SIZE;
724 
725 	nvmf_capsule_data->fctype = SPDK_NVMF_FABRIC_COMMAND_CONNECT;
726 
727 	/* insert tcp_req1 to pending_buf_queue, And this req takes precedence over the next req. */
728 	nvmf_tcp_req_process(&ttransport, &tcp_req1);
729 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
730 
731 	sgl->unkeyed.length = UT_IO_UNIT_SIZE - 1;
732 
733 	/* process tqpair capsule req. but we still remain req in pending_buff. */
734 	nvmf_tcp_capsule_cmd_hdr_handle(&ttransport, &tqpair, tqpair.pdu_in_progress);
735 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PAYLOAD);
736 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
737 	STAILQ_FOREACH(req_temp, &group->pending_buf_queue, buf_link) {
738 		if (req_temp == &tcp_req2.req) {
739 			break;
740 		}
741 	}
742 	CU_ASSERT(req_temp == NULL);
743 	CU_ASSERT(tqpair.pdu_in_progress->req == (void *)&tcp_req2);
744 }
745 
746 static void
747 test_nvmf_tcp_qpair_init_mem_resource(void)
748 {
749 	int rc;
750 	struct spdk_nvmf_tcp_qpair *tqpair = NULL;
751 	struct spdk_nvmf_transport transport = {};
752 
753 	tqpair = calloc(1, sizeof(*tqpair));
754 	tqpair->qpair.transport = &transport;
755 
756 	nvmf_tcp_opts_init(&transport.opts);
757 	CU_ASSERT(transport.opts.max_queue_depth == SPDK_NVMF_TCP_DEFAULT_MAX_QUEUE_DEPTH);
758 	CU_ASSERT(transport.opts.max_qpairs_per_ctrlr == SPDK_NVMF_TCP_DEFAULT_MAX_QPAIRS_PER_CTRLR);
759 	CU_ASSERT(transport.opts.in_capsule_data_size == SPDK_NVMF_TCP_DEFAULT_IN_CAPSULE_DATA_SIZE);
760 	CU_ASSERT(transport.opts.max_io_size ==	SPDK_NVMF_TCP_DEFAULT_MAX_IO_SIZE);
761 	CU_ASSERT(transport.opts.io_unit_size == SPDK_NVMF_TCP_DEFAULT_IO_UNIT_SIZE);
762 	CU_ASSERT(transport.opts.max_aq_depth == SPDK_NVMF_TCP_DEFAULT_AQ_DEPTH);
763 	CU_ASSERT(transport.opts.num_shared_buffers == SPDK_NVMF_TCP_DEFAULT_NUM_SHARED_BUFFERS);
764 	CU_ASSERT(transport.opts.buf_cache_size == SPDK_NVMF_TCP_DEFAULT_BUFFER_CACHE_SIZE);
765 	CU_ASSERT(transport.opts.dif_insert_or_strip ==	SPDK_NVMF_TCP_DEFAULT_DIF_INSERT_OR_STRIP);
766 	CU_ASSERT(transport.opts.abort_timeout_sec == SPDK_NVMF_TCP_DEFAULT_ABORT_TIMEOUT_SEC);
767 	CU_ASSERT(transport.opts.transport_specific == NULL);
768 
769 	rc = nvmf_tcp_qpair_init(&tqpair->qpair);
770 	CU_ASSERT(rc == 0);
771 	CU_ASSERT(tqpair->host_hdgst_enable == true);
772 	CU_ASSERT(tqpair->host_ddgst_enable == true);
773 
774 	rc = nvmf_tcp_qpair_init_mem_resource(tqpair);
775 	CU_ASSERT(rc == 0);
776 	CU_ASSERT(tqpair->resource_count == SPDK_NVMF_TCP_DEFAULT_MAX_QUEUE_DEPTH);
777 	CU_ASSERT(tqpair->reqs != NULL);
778 	CU_ASSERT(tqpair->bufs != NULL);
779 	CU_ASSERT(tqpair->pdus != NULL);
780 	/* Just to check the first and last entry */
781 	CU_ASSERT(tqpair->reqs[0].ttag == 1);
782 	CU_ASSERT(tqpair->reqs[0].req.qpair == &tqpair->qpair);
783 	CU_ASSERT(tqpair->reqs[0].pdu == &tqpair->pdus[0]);
784 	CU_ASSERT(tqpair->reqs[0].pdu->qpair == &tqpair->qpair);
785 	CU_ASSERT(tqpair->reqs[0].buf == (void *)((uintptr_t)tqpair->bufs));
786 	CU_ASSERT(tqpair->reqs[0].req.rsp == (void *)&tqpair->reqs[0].rsp);
787 	CU_ASSERT(tqpair->reqs[0].req.cmd == (void *)&tqpair->reqs[0].cmd);
788 	CU_ASSERT(tqpair->reqs[0].state == TCP_REQUEST_STATE_FREE);
789 	CU_ASSERT(tqpair->reqs[127].ttag == 128);
790 	CU_ASSERT(tqpair->reqs[127].req.qpair == &tqpair->qpair);
791 	CU_ASSERT(tqpair->reqs[127].pdu == &tqpair->pdus[127]);
792 	CU_ASSERT(tqpair->reqs[127].pdu->qpair == &tqpair->qpair);
793 	CU_ASSERT(tqpair->reqs[127].buf == (void *)((uintptr_t)tqpair->bufs) + 127 * 4096);
794 	CU_ASSERT(tqpair->reqs[127].req.rsp == (void *)&tqpair->reqs[127].rsp);
795 	CU_ASSERT(tqpair->reqs[127].req.cmd == (void *)&tqpair->reqs[127].cmd);
796 	CU_ASSERT(tqpair->reqs[127].state == TCP_REQUEST_STATE_FREE);
797 	CU_ASSERT(tqpair->state_cntr[TCP_REQUEST_STATE_FREE] == SPDK_NVMF_TCP_DEFAULT_MAX_QUEUE_DEPTH);
798 	CU_ASSERT(tqpair->mgmt_pdu == &tqpair->pdus[SPDK_NVMF_TCP_DEFAULT_MAX_QUEUE_DEPTH]);
799 	CU_ASSERT(tqpair->mgmt_pdu->qpair == tqpair);
800 	CU_ASSERT(tqpair->pdu_in_progress == &tqpair->pdus[SPDK_NVMF_TCP_DEFAULT_MAX_QUEUE_DEPTH + 1]);
801 	CU_ASSERT(tqpair->recv_buf_size == (4096 + sizeof(struct spdk_nvme_tcp_cmd) + 2 *
802 					    SPDK_NVME_TCP_DIGEST_LEN) * SPDK_NVMF_TCP_RECV_BUF_SIZE_FACTOR);
803 
804 	/* Free all of tqpair resource */
805 	nvmf_tcp_qpair_destroy(tqpair);
806 }
807 
808 int main(int argc, char **argv)
809 {
810 	CU_pSuite	suite = NULL;
811 	unsigned int	num_failures;
812 
813 	CU_set_error_action(CUEA_ABORT);
814 	CU_initialize_registry();
815 
816 	suite = CU_add_suite("nvmf", NULL, NULL);
817 
818 	CU_ADD_TEST(suite, test_nvmf_tcp_create);
819 	CU_ADD_TEST(suite, test_nvmf_tcp_destroy);
820 	CU_ADD_TEST(suite, test_nvmf_tcp_poll_group_create);
821 	CU_ADD_TEST(suite, test_nvmf_tcp_send_c2h_data);
822 	CU_ADD_TEST(suite, test_nvmf_tcp_h2c_data_hdr_handle);
823 	CU_ADD_TEST(suite, test_nvmf_tcp_incapsule_data_handle);
824 	CU_ADD_TEST(suite, test_nvmf_tcp_qpair_init_mem_resource);
825 
826 	CU_basic_set_mode(CU_BRM_VERBOSE);
827 	CU_basic_run_tests();
828 	num_failures = CU_get_number_of_failures();
829 	CU_cleanup_registry();
830 	return num_failures;
831 }
832