xref: /spdk/test/unit/lib/nvmf/tcp.c/tcp_ut.c (revision 48701bd9552cd4394cd2d3cbd1731e54dddaf2ed)
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 SPDK_LOG_REGISTER_COMPONENT(nvmf)
59 
60 DEFINE_STUB(spdk_nvmf_qpair_get_listen_trid,
61 	    int,
62 	    (struct spdk_nvmf_qpair *qpair, struct spdk_nvme_transport_id *trid),
63 	    0);
64 
65 DEFINE_STUB(nvmf_subsystem_add_ctrlr,
66 	    int,
67 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr),
68 	    0);
69 
70 DEFINE_STUB(nvmf_subsystem_get_ctrlr,
71 	    struct spdk_nvmf_ctrlr *,
72 	    (struct spdk_nvmf_subsystem *subsystem, uint16_t cntlid),
73 	    NULL);
74 
75 DEFINE_STUB(spdk_nvmf_tgt_find_subsystem,
76 	    struct spdk_nvmf_subsystem *,
77 	    (struct spdk_nvmf_tgt *tgt, const char *subnqn),
78 	    NULL);
79 
80 DEFINE_STUB(spdk_nvmf_subsystem_listener_allowed,
81 	    bool,
82 	    (struct spdk_nvmf_subsystem *subsystem, const struct spdk_nvme_transport_id *trid),
83 	    true);
84 
85 DEFINE_STUB(nvmf_subsystem_find_listener,
86 	    struct spdk_nvmf_subsystem_listener *,
87 	    (struct spdk_nvmf_subsystem *subsystem,
88 	     const struct spdk_nvme_transport_id *trid),
89 	    (void *)0x1);
90 
91 DEFINE_STUB_V(nvmf_get_discovery_log_page,
92 	      (struct spdk_nvmf_tgt *tgt, const char *hostnqn, struct iovec *iov,
93 	       uint32_t iovcnt, uint64_t offset, uint32_t length));
94 
95 DEFINE_STUB_V(nvmf_subsystem_remove_ctrlr,
96 	      (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr));
97 
98 DEFINE_STUB(spdk_nvmf_subsystem_get_first_ns,
99 	    struct spdk_nvmf_ns *,
100 	    (struct spdk_nvmf_subsystem *subsystem),
101 	    NULL);
102 
103 DEFINE_STUB(spdk_nvmf_subsystem_get_next_ns,
104 	    struct spdk_nvmf_ns *,
105 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ns *prev_ns),
106 	    NULL);
107 
108 DEFINE_STUB(spdk_nvmf_subsystem_host_allowed,
109 	    bool,
110 	    (struct spdk_nvmf_subsystem *subsystem, const char *hostnqn),
111 	    true);
112 
113 DEFINE_STUB(nvmf_ctrlr_dsm_supported,
114 	    bool,
115 	    (struct spdk_nvmf_ctrlr *ctrlr),
116 	    false);
117 
118 DEFINE_STUB(nvmf_ctrlr_write_zeroes_supported,
119 	    bool,
120 	    (struct spdk_nvmf_ctrlr *ctrlr),
121 	    false);
122 
123 DEFINE_STUB(nvmf_bdev_ctrlr_read_cmd,
124 	    int,
125 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
126 	     struct spdk_nvmf_request *req),
127 	    0);
128 
129 DEFINE_STUB(nvmf_bdev_ctrlr_write_cmd,
130 	    int,
131 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
132 	     struct spdk_nvmf_request *req),
133 	    0);
134 
135 DEFINE_STUB(nvmf_bdev_ctrlr_compare_cmd,
136 	    int,
137 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
138 	     struct spdk_nvmf_request *req),
139 	    0);
140 
141 DEFINE_STUB(nvmf_bdev_ctrlr_compare_and_write_cmd,
142 	    int,
143 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
144 	     struct spdk_nvmf_request *cmp_req, struct spdk_nvmf_request *write_req),
145 	    0);
146 
147 DEFINE_STUB(nvmf_bdev_ctrlr_write_zeroes_cmd,
148 	    int,
149 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
150 	     struct spdk_nvmf_request *req),
151 	    0);
152 
153 DEFINE_STUB(nvmf_bdev_ctrlr_flush_cmd,
154 	    int,
155 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
156 	     struct spdk_nvmf_request *req),
157 	    0);
158 
159 DEFINE_STUB(nvmf_bdev_ctrlr_dsm_cmd,
160 	    int,
161 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
162 	     struct spdk_nvmf_request *req),
163 	    0);
164 
165 DEFINE_STUB(nvmf_bdev_ctrlr_nvme_passthru_io,
166 	    int,
167 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
168 	     struct spdk_nvmf_request *req),
169 	    0);
170 
171 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_abort_cmd,
172 	    int,
173 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
174 	     struct spdk_nvmf_request *req, struct spdk_nvmf_request *req_to_abort),
175 	    0);
176 
177 DEFINE_STUB(nvmf_bdev_ctrlr_get_dif_ctx,
178 	    bool,
179 	    (struct spdk_bdev *bdev, struct spdk_nvme_cmd *cmd, struct spdk_dif_ctx *dif_ctx),
180 	    false);
181 
182 DEFINE_STUB(nvmf_transport_req_complete,
183 	    int,
184 	    (struct spdk_nvmf_request *req),
185 	    0);
186 
187 DEFINE_STUB_V(spdk_nvmf_request_free_buffers,
188 	      (struct spdk_nvmf_request *req, struct spdk_nvmf_transport_poll_group *group,
189 	       struct spdk_nvmf_transport *transport));
190 
191 DEFINE_STUB(spdk_sock_get_optimal_sock_group,
192 	    int,
193 	    (struct spdk_sock *sock, struct spdk_sock_group **group),
194 	    0);
195 
196 DEFINE_STUB(spdk_sock_group_get_ctx,
197 	    void *,
198 	    (struct spdk_sock_group *group),
199 	    NULL);
200 
201 DEFINE_STUB(spdk_sock_set_priority,
202 	    int,
203 	    (struct spdk_sock *sock, int priority),
204 	    0);
205 
206 DEFINE_STUB_V(nvmf_ns_reservation_request, (void *ctx));
207 
208 DEFINE_STUB_V(spdk_nvme_trid_populate_transport, (struct spdk_nvme_transport_id *trid,
209 		enum spdk_nvme_transport_type trtype));
210 DEFINE_STUB_V(spdk_nvmf_transport_register, (const struct spdk_nvmf_transport_ops *ops));
211 
212 DEFINE_STUB_V(spdk_nvmf_tgt_new_qpair, (struct spdk_nvmf_tgt *tgt, struct spdk_nvmf_qpair *qpair));
213 
214 DEFINE_STUB_V(nvmf_transport_qpair_abort_request,
215 	      (struct spdk_nvmf_qpair *qpair, struct spdk_nvmf_request *req));
216 
217 DEFINE_STUB_V(spdk_nvme_print_command, (uint16_t qid, struct spdk_nvme_cmd *cmd));
218 DEFINE_STUB_V(spdk_nvme_print_completion, (uint16_t qid, struct spdk_nvme_cpl *cpl));
219 
220 DEFINE_STUB(nvmf_transport_req_free,
221 	    int,
222 	    (struct spdk_nvmf_request *req),
223 	    0);
224 
225 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_nvme_passthru_admin,
226 	    int,
227 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
228 	     struct spdk_io_channel *ch, struct spdk_nvmf_request *req,
229 	     spdk_nvmf_nvme_passthru_cmd_cb cb_fn),
230 	    0)
231 
232 struct spdk_trace_histories *g_trace_histories;
233 
234 struct spdk_bdev {
235 	int ut_mock;
236 	uint64_t blockcnt;
237 };
238 
239 int
240 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
241 			       const struct spdk_nvme_transport_id *trid2)
242 {
243 	return 0;
244 }
245 
246 void
247 spdk_trace_register_object(uint8_t type, char id_prefix)
248 {
249 }
250 
251 void
252 spdk_trace_register_description(const char *name,
253 				uint16_t tpoint_id, uint8_t owner_type,
254 				uint8_t object_type, uint8_t new_object,
255 				uint8_t arg1_type, const char *arg1_name)
256 {
257 }
258 
259 void
260 _spdk_trace_record(uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id,
261 		   uint32_t size, uint64_t object_id, uint64_t arg1)
262 {
263 }
264 
265 const char *
266 spdk_nvme_transport_id_trtype_str(enum spdk_nvme_transport_type trtype)
267 {
268 	switch (trtype) {
269 	case SPDK_NVME_TRANSPORT_PCIE:
270 		return "PCIe";
271 	case SPDK_NVME_TRANSPORT_RDMA:
272 		return "RDMA";
273 	case SPDK_NVME_TRANSPORT_FC:
274 		return "FC";
275 	default:
276 		return NULL;
277 	}
278 }
279 
280 int
281 spdk_nvme_transport_id_populate_trstring(struct spdk_nvme_transport_id *trid, const char *trstring)
282 {
283 	int len, i;
284 
285 	if (trstring == NULL) {
286 		return -EINVAL;
287 	}
288 
289 	len = strnlen(trstring, SPDK_NVMF_TRSTRING_MAX_LEN);
290 	if (len == SPDK_NVMF_TRSTRING_MAX_LEN) {
291 		return -EINVAL;
292 	}
293 
294 	/* cast official trstring to uppercase version of input. */
295 	for (i = 0; i < len; i++) {
296 		trid->trstring[i] = toupper(trstring[i]);
297 	}
298 	return 0;
299 }
300 
301 int
302 spdk_nvmf_qpair_disconnect(struct spdk_nvmf_qpair *qpair, nvmf_qpair_disconnect_cb cb_fn, void *ctx)
303 {
304 	return 0;
305 }
306 
307 int
308 spdk_nvmf_request_get_buffers(struct spdk_nvmf_request *req,
309 			      struct spdk_nvmf_transport_poll_group *group,
310 			      struct spdk_nvmf_transport *transport,
311 			      uint32_t length)
312 {
313 	/* length more than 1 io unit length will fail. */
314 	if (length >= transport->opts.io_unit_size) {
315 		return -EINVAL;
316 	}
317 
318 	req->iovcnt = 1;
319 	req->iov[0].iov_base = (void *)0xDEADBEEF;
320 
321 	return 0;
322 }
323 
324 
325 void
326 nvmf_bdev_ctrlr_identify_ns(struct spdk_nvmf_ns *ns, struct spdk_nvme_ns_data *nsdata,
327 			    bool dif_insert_or_strip)
328 {
329 	uint64_t num_blocks;
330 
331 	SPDK_CU_ASSERT_FATAL(ns->bdev != NULL);
332 	num_blocks = ns->bdev->blockcnt;
333 	nsdata->nsze = num_blocks;
334 	nsdata->ncap = num_blocks;
335 	nsdata->nuse = num_blocks;
336 	nsdata->nlbaf = 0;
337 	nsdata->flbas.format = 0;
338 	nsdata->lbaf[0].lbads = spdk_u32log2(512);
339 }
340 
341 const char *
342 spdk_nvmf_subsystem_get_sn(const struct spdk_nvmf_subsystem *subsystem)
343 {
344 	return subsystem->sn;
345 }
346 
347 const char *
348 spdk_nvmf_subsystem_get_mn(const struct spdk_nvmf_subsystem *subsystem)
349 {
350 	return subsystem->mn;
351 }
352 
353 void
354 spdk_trace_add_register_fn(struct spdk_trace_register_fn *reg_fn)
355 {
356 }
357 
358 static void
359 test_nvmf_tcp_create(void)
360 {
361 	struct spdk_thread *thread;
362 	struct spdk_nvmf_transport *transport;
363 	struct spdk_nvmf_tcp_transport *ttransport;
364 	struct spdk_nvmf_transport_opts opts;
365 
366 	thread = spdk_thread_create(NULL, NULL);
367 	SPDK_CU_ASSERT_FATAL(thread != NULL);
368 	spdk_set_thread(thread);
369 
370 	/* case 1 */
371 	memset(&opts, 0, sizeof(opts));
372 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
373 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
374 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
375 	opts.max_io_size = UT_MAX_IO_SIZE;
376 	opts.io_unit_size = UT_IO_UNIT_SIZE;
377 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
378 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
379 	/* expect success */
380 	transport = nvmf_tcp_create(&opts);
381 	CU_ASSERT_PTR_NOT_NULL(transport);
382 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
383 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
384 	transport->opts = opts;
385 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
386 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
387 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
388 	CU_ASSERT(transport->opts.io_unit_size == UT_IO_UNIT_SIZE);
389 	/* destroy transport */
390 	spdk_mempool_free(ttransport->transport.data_buf_pool);
391 	free(ttransport);
392 
393 	/* case 2 */
394 	memset(&opts, 0, sizeof(opts));
395 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
396 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
397 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
398 	opts.max_io_size = UT_MAX_IO_SIZE;
399 	opts.io_unit_size = UT_MAX_IO_SIZE + 1;
400 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
401 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
402 	/* expect success */
403 	transport = nvmf_tcp_create(&opts);
404 	CU_ASSERT_PTR_NOT_NULL(transport);
405 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
406 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
407 	transport->opts = opts;
408 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
409 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
410 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
411 	CU_ASSERT(transport->opts.io_unit_size == UT_MAX_IO_SIZE);
412 	/* destroy transport */
413 	spdk_mempool_free(ttransport->transport.data_buf_pool);
414 	free(ttransport);
415 
416 	/* case 3 */
417 	memset(&opts, 0, sizeof(opts));
418 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
419 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
420 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
421 	opts.max_io_size = UT_MAX_IO_SIZE;
422 	opts.io_unit_size = 16;
423 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
424 	/* expect failse */
425 	transport = nvmf_tcp_create(&opts);
426 	CU_ASSERT_PTR_NULL(transport);
427 
428 	spdk_thread_exit(thread);
429 	while (!spdk_thread_is_exited(thread)) {
430 		spdk_thread_poll(thread, 0, 0);
431 	}
432 	spdk_thread_destroy(thread);
433 }
434 
435 static void
436 test_nvmf_tcp_destroy(void)
437 {
438 	struct spdk_thread *thread;
439 	struct spdk_nvmf_transport *transport;
440 	struct spdk_nvmf_transport_opts opts;
441 
442 	thread = spdk_thread_create(NULL, NULL);
443 	SPDK_CU_ASSERT_FATAL(thread != NULL);
444 	spdk_set_thread(thread);
445 
446 	/* case 1 */
447 	memset(&opts, 0, sizeof(opts));
448 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
449 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
450 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
451 	opts.max_io_size = UT_MAX_IO_SIZE;
452 	opts.io_unit_size = UT_IO_UNIT_SIZE;
453 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
454 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
455 	transport = nvmf_tcp_create(&opts);
456 	CU_ASSERT_PTR_NOT_NULL(transport);
457 	transport->opts = opts;
458 	/* destroy transport */
459 	CU_ASSERT(nvmf_tcp_destroy(transport, NULL, NULL) == 0);
460 
461 	spdk_thread_exit(thread);
462 	while (!spdk_thread_is_exited(thread)) {
463 		spdk_thread_poll(thread, 0, 0);
464 	}
465 	spdk_thread_destroy(thread);
466 }
467 
468 static void
469 test_nvmf_tcp_poll_group_create(void)
470 {
471 	struct spdk_nvmf_transport *transport;
472 	struct spdk_nvmf_transport_poll_group *group;
473 	struct spdk_nvmf_tcp_poll_group *tgroup;
474 	struct spdk_thread *thread;
475 	struct spdk_nvmf_transport_opts opts;
476 	struct spdk_sock_group grp = {};
477 
478 	thread = spdk_thread_create(NULL, NULL);
479 	SPDK_CU_ASSERT_FATAL(thread != NULL);
480 	spdk_set_thread(thread);
481 
482 	memset(&opts, 0, sizeof(opts));
483 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
484 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
485 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
486 	opts.max_io_size = UT_MAX_IO_SIZE;
487 	opts.io_unit_size = UT_IO_UNIT_SIZE;
488 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
489 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
490 	transport = nvmf_tcp_create(&opts);
491 	CU_ASSERT_PTR_NOT_NULL(transport);
492 	transport->opts = opts;
493 	MOCK_SET(spdk_sock_group_create, &grp);
494 	group = nvmf_tcp_poll_group_create(transport);
495 	MOCK_CLEAR_P(spdk_sock_group_create);
496 	SPDK_CU_ASSERT_FATAL(group);
497 	if (opts.in_capsule_data_size < SPDK_NVME_TCP_IN_CAPSULE_DATA_MAX_SIZE) {
498 		tgroup = SPDK_CONTAINEROF(group, struct spdk_nvmf_tcp_poll_group, group);
499 		SPDK_CU_ASSERT_FATAL(tgroup->control_msg_list);
500 	}
501 	group->transport = transport;
502 	nvmf_tcp_poll_group_destroy(group);
503 	nvmf_tcp_destroy(transport, NULL, NULL);
504 
505 	spdk_thread_exit(thread);
506 	while (!spdk_thread_is_exited(thread)) {
507 		spdk_thread_poll(thread, 0, 0);
508 	}
509 	spdk_thread_destroy(thread);
510 }
511 
512 static void
513 test_nvmf_tcp_send_c2h_data(void)
514 {
515 	struct spdk_thread *thread;
516 	struct spdk_nvmf_tcp_transport ttransport = {};
517 	struct spdk_nvmf_tcp_qpair tqpair = {};
518 	struct spdk_nvmf_tcp_req tcp_req = {};
519 	struct nvme_tcp_pdu pdu = {};
520 	struct spdk_nvme_tcp_c2h_data_hdr *c2h_data;
521 
522 	thread = spdk_thread_create(NULL, NULL);
523 	SPDK_CU_ASSERT_FATAL(thread != NULL);
524 	spdk_set_thread(thread);
525 
526 	tcp_req.pdu = &pdu;
527 	tcp_req.req.length = 300;
528 
529 	tqpair.qpair.transport = &ttransport.transport;
530 	TAILQ_INIT(&tqpair.send_queue);
531 
532 	/* Set qpair state to make unrelated operations NOP */
533 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
534 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
535 
536 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
537 
538 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
539 	tcp_req.req.iov[0].iov_len = 101;
540 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
541 	tcp_req.req.iov[1].iov_len = 100;
542 	tcp_req.req.iov[2].iov_base = (void *)0xC0FFEE;
543 	tcp_req.req.iov[2].iov_len = 99;
544 	tcp_req.req.iovcnt = 3;
545 	tcp_req.req.length = 300;
546 
547 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
548 
549 	CU_ASSERT(TAILQ_FIRST(&tqpair.send_queue) == &pdu);
550 	TAILQ_REMOVE(&tqpair.send_queue, &pdu, tailq);
551 
552 	c2h_data = &pdu.hdr.c2h_data;
553 	CU_ASSERT(c2h_data->datao == 0);
554 	CU_ASSERT(c2h_data->datal = 300);
555 	CU_ASSERT(c2h_data->common.plen == sizeof(*c2h_data) + 300);
556 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
557 
558 	CU_ASSERT(pdu.data_iovcnt == 3);
559 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
560 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
561 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
562 	CU_ASSERT(pdu.data_iov[1].iov_len == 100);
563 	CU_ASSERT((uint64_t)pdu.data_iov[2].iov_base == 0xC0FFEE);
564 	CU_ASSERT(pdu.data_iov[2].iov_len == 99);
565 
566 	spdk_thread_exit(thread);
567 	while (!spdk_thread_is_exited(thread)) {
568 		spdk_thread_poll(thread, 0, 0);
569 	}
570 	spdk_thread_destroy(thread);
571 }
572 
573 #define NVMF_TCP_PDU_MAX_H2C_DATA_SIZE (128 * 1024)
574 
575 static void
576 test_nvmf_tcp_h2c_data_hdr_handle(void)
577 {
578 	struct spdk_nvmf_tcp_transport ttransport = {};
579 	struct spdk_nvmf_tcp_qpair tqpair = {};
580 	struct nvme_tcp_pdu pdu = {};
581 	struct spdk_nvmf_tcp_req tcp_req = {};
582 	struct spdk_nvme_tcp_h2c_data_hdr *h2c_data;
583 
584 	TAILQ_INIT(&tqpair.state_queue[TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER]);
585 
586 	/* Set qpair state to make unrelated operations NOP */
587 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
588 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
589 
590 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
591 	tcp_req.req.iov[0].iov_len = 101;
592 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
593 	tcp_req.req.iov[1].iov_len = 99;
594 	tcp_req.req.iovcnt = 2;
595 	tcp_req.req.length = 200;
596 
597 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
598 	tcp_req.req.cmd->nvme_cmd.cid = 1;
599 	tcp_req.ttag = 2;
600 
601 	TAILQ_INSERT_TAIL(&tqpair.state_queue[TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER],
602 			  &tcp_req, state_link);
603 
604 	h2c_data = &pdu.hdr.h2c_data;
605 	h2c_data->cccid = 1;
606 	h2c_data->ttag = 2;
607 	h2c_data->datao = 0;
608 	h2c_data->datal = 200;
609 
610 	nvmf_tcp_h2c_data_hdr_handle(&ttransport, &tqpair, &pdu);
611 
612 	CU_ASSERT(pdu.data_iovcnt == 2);
613 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
614 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
615 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
616 	CU_ASSERT(pdu.data_iov[1].iov_len == 99);
617 
618 	CU_ASSERT(TAILQ_FIRST(&tqpair.state_queue[TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER]) ==
619 		  &tcp_req);
620 	TAILQ_REMOVE(&tqpair.state_queue[TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER],
621 		     &tcp_req, state_link);
622 }
623 
624 
625 static void
626 test_nvmf_tcp_incapsule_data_handle(void)
627 {
628 	struct spdk_nvmf_tcp_transport ttransport = {};
629 	struct spdk_nvmf_tcp_qpair tqpair = {};
630 	struct nvme_tcp_pdu *pdu;
631 	union nvmf_c2h_msg rsp0 = {};
632 	union nvmf_c2h_msg rsp = {};
633 
634 	struct spdk_nvmf_request *req_temp = NULL;
635 	struct spdk_nvmf_tcp_req tcp_req2 = {};
636 	struct spdk_nvmf_tcp_req tcp_req1 = {};
637 
638 	struct spdk_nvme_tcp_cmd *capsule_data;
639 	struct spdk_nvmf_capsule_cmd *nvmf_capsule_data;
640 	struct spdk_nvme_sgl_descriptor *sgl;
641 
642 	struct spdk_nvmf_transport_poll_group *group;
643 	struct spdk_nvmf_tcp_poll_group tcp_group = {};
644 	struct spdk_sock_group grp = {};
645 	int i = 0;
646 
647 	ttransport.transport.opts.max_io_size = UT_MAX_IO_SIZE;
648 	ttransport.transport.opts.io_unit_size = UT_IO_UNIT_SIZE;
649 
650 	tcp_group.sock_group = &grp;
651 	TAILQ_INIT(&tcp_group.qpairs);
652 	group = &tcp_group.group;
653 	group->transport = &ttransport.transport;
654 	STAILQ_INIT(&group->pending_buf_queue);
655 	tqpair.group = &tcp_group;
656 
657 	/* init tqpair, add pdu to pdu_in_progress and wait for the buff */
658 	for (i = TCP_REQUEST_STATE_FREE; i < TCP_REQUEST_NUM_STATES; i++) {
659 		TAILQ_INIT(&tqpair.state_queue[i]);
660 	}
661 
662 	TAILQ_INIT(&tqpair.send_queue);
663 
664 	TAILQ_INSERT_TAIL(&tqpair.state_queue[TCP_REQUEST_STATE_FREE], &tcp_req2, state_link);
665 	tqpair.state_cntr[TCP_REQUEST_STATE_FREE]++;
666 	tqpair.qpair.transport = &ttransport.transport;
667 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
668 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH;
669 	tqpair.qpair.state = SPDK_NVMF_QPAIR_ACTIVE;
670 
671 	/* init a null tcp_req into tqpair TCP_REQUEST_STATE_FREE queue */
672 	tcp_req2.req.qpair = &tqpair.qpair;
673 	tcp_req2.req.cmd = (union nvmf_h2c_msg *)&tcp_req2.cmd;
674 	tcp_req2.req.rsp = &rsp;
675 
676 	/* init tcp_req1 */
677 	tcp_req1.req.qpair = &tqpair.qpair;
678 	tcp_req1.req.cmd = (union nvmf_h2c_msg *)&tcp_req1.cmd;
679 	tcp_req1.req.rsp = &rsp0;
680 	tcp_req1.state = TCP_REQUEST_STATE_NEW;
681 
682 	TAILQ_INSERT_TAIL(&tqpair.state_queue[TCP_REQUEST_STATE_NEW], &tcp_req1, state_link);
683 	tqpair.state_cntr[TCP_REQUEST_STATE_NEW]++;
684 
685 	/* init pdu, make pdu need sgl buff */
686 	pdu = &tqpair.pdu_in_progress;
687 	capsule_data = &pdu->hdr.capsule_cmd;
688 	nvmf_capsule_data = (struct spdk_nvmf_capsule_cmd *)&pdu->hdr.capsule_cmd.ccsqe;
689 	sgl = &capsule_data->ccsqe.dptr.sgl1;
690 
691 	capsule_data->common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
692 	capsule_data->common.hlen = sizeof(*capsule_data);
693 	capsule_data->common.plen = 1096;
694 	capsule_data->ccsqe.opc = SPDK_NVME_OPC_FABRIC;
695 
696 	sgl->unkeyed.subtype = SPDK_NVME_SGL_SUBTYPE_TRANSPORT;
697 	sgl->generic.type = SPDK_NVME_SGL_TYPE_TRANSPORT_DATA_BLOCK;
698 	sgl->unkeyed.length = UT_IO_UNIT_SIZE;
699 
700 	nvmf_capsule_data->fctype = SPDK_NVMF_FABRIC_COMMAND_CONNECT;
701 
702 	/* insert tcp_req1 to pending_buf_queue, And this req takes precedence over the next req. */
703 	nvmf_tcp_req_process(&ttransport, &tcp_req1);
704 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
705 
706 	sgl->unkeyed.length = UT_IO_UNIT_SIZE - 1;
707 
708 	/* process tqpair capsule req. but we still remain req in pending_buff. */
709 	nvmf_tcp_capsule_cmd_hdr_handle(&ttransport, &tqpair, &tqpair.pdu_in_progress);
710 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PAYLOAD);
711 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
712 	STAILQ_FOREACH(req_temp, &group->pending_buf_queue, buf_link) {
713 		if (req_temp == &tcp_req2.req) {
714 			break;
715 		}
716 	}
717 	CU_ASSERT(req_temp == NULL);
718 	CU_ASSERT(tqpair.pdu_in_progress.req == (void *)&tcp_req2);
719 }
720 
721 
722 int main(int argc, char **argv)
723 {
724 	CU_pSuite	suite = NULL;
725 	unsigned int	num_failures;
726 
727 	CU_set_error_action(CUEA_ABORT);
728 	CU_initialize_registry();
729 
730 	suite = CU_add_suite("nvmf", NULL, NULL);
731 
732 	CU_ADD_TEST(suite, test_nvmf_tcp_create);
733 	CU_ADD_TEST(suite, test_nvmf_tcp_destroy);
734 	CU_ADD_TEST(suite, test_nvmf_tcp_poll_group_create);
735 	CU_ADD_TEST(suite, test_nvmf_tcp_send_c2h_data);
736 	CU_ADD_TEST(suite, test_nvmf_tcp_h2c_data_hdr_handle);
737 	CU_ADD_TEST(suite, test_nvmf_tcp_incapsule_data_handle);
738 
739 	CU_basic_set_mode(CU_BRM_VERBOSE);
740 	CU_basic_run_tests();
741 	num_failures = CU_get_number_of_failures();
742 	CU_cleanup_registry();
743 	return num_failures;
744 }
745