xref: /spdk/test/unit/lib/nvmf/subsystem.c/subsystem_ut.c (revision 552e21cce6cccbf833ed9109827e08337377d7ce)
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 
36 #include "common/lib/ut_multithread.c"
37 #include "spdk_cunit.h"
38 #include "spdk_internal/mock.h"
39 #include "spdk_internal/thread.h"
40 
41 #include "nvmf/subsystem.c"
42 
43 SPDK_LOG_REGISTER_COMPONENT("nvmf", SPDK_LOG_NVMF)
44 
45 DEFINE_STUB(spdk_bdev_module_claim_bdev,
46 	    int,
47 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
48 	     struct spdk_bdev_module *module), 0);
49 
50 DEFINE_STUB_V(spdk_bdev_module_release_bdev,
51 	      (struct spdk_bdev *bdev));
52 
53 DEFINE_STUB(spdk_bdev_get_block_size, uint32_t,
54 	    (const struct spdk_bdev *bdev), 512);
55 
56 static void
57 subsystem_ns_remove_cb(struct spdk_nvmf_subsystem *subsystem, void *cb_arg, int status)
58 {
59 }
60 
61 uint32_t
62 spdk_env_get_current_core(void)
63 {
64 	return 0;
65 }
66 
67 struct spdk_event *
68 spdk_event_allocate(uint32_t core, spdk_event_fn fn, void *arg1, void *arg2)
69 {
70 	return NULL;
71 }
72 
73 void
74 spdk_event_call(struct spdk_event *event)
75 {
76 
77 }
78 
79 int
80 spdk_nvmf_transport_listen(struct spdk_nvmf_transport *transport,
81 			   const struct spdk_nvme_transport_id *trid)
82 {
83 	return 0;
84 }
85 
86 void
87 spdk_nvmf_transport_listener_discover(struct spdk_nvmf_transport *transport,
88 				      struct spdk_nvme_transport_id *trid,
89 				      struct spdk_nvmf_discovery_log_page_entry *entry)
90 {
91 	entry->trtype = 42;
92 }
93 
94 bool
95 spdk_nvmf_transport_qpair_is_idle(struct spdk_nvmf_qpair *qpair)
96 {
97 	return false;
98 }
99 
100 static struct spdk_nvmf_transport g_transport = {};
101 
102 struct spdk_nvmf_transport *
103 spdk_nvmf_transport_create(enum spdk_nvme_transport_type type,
104 			   struct spdk_nvmf_transport_opts *tprt_opts)
105 {
106 	if (type == SPDK_NVME_TRANSPORT_RDMA) {
107 		return &g_transport;
108 	}
109 
110 	return NULL;
111 }
112 
113 struct spdk_nvmf_subsystem *
114 spdk_nvmf_tgt_find_subsystem(struct spdk_nvmf_tgt *tgt, const char *subnqn)
115 {
116 	return NULL;
117 }
118 
119 struct spdk_nvmf_transport *
120 spdk_nvmf_tgt_get_transport(struct spdk_nvmf_tgt *tgt, enum spdk_nvme_transport_type trtype)
121 {
122 	if (trtype == SPDK_NVME_TRANSPORT_RDMA) {
123 		return &g_transport;
124 	}
125 
126 	return NULL;
127 }
128 
129 int
130 spdk_nvmf_poll_group_update_subsystem(struct spdk_nvmf_poll_group *group,
131 				      struct spdk_nvmf_subsystem *subsystem)
132 {
133 	return 0;
134 }
135 
136 int
137 spdk_nvmf_poll_group_add_subsystem(struct spdk_nvmf_poll_group *group,
138 				   struct spdk_nvmf_subsystem *subsystem,
139 				   spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
140 {
141 	return 0;
142 }
143 
144 void
145 spdk_nvmf_poll_group_remove_subsystem(struct spdk_nvmf_poll_group *group,
146 				      struct spdk_nvmf_subsystem *subsystem,
147 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
148 {
149 }
150 
151 void
152 spdk_nvmf_poll_group_pause_subsystem(struct spdk_nvmf_poll_group *group,
153 				     struct spdk_nvmf_subsystem *subsystem,
154 				     spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
155 {
156 }
157 
158 void
159 spdk_nvmf_poll_group_resume_subsystem(struct spdk_nvmf_poll_group *group,
160 				      struct spdk_nvmf_subsystem *subsystem,
161 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
162 {
163 }
164 
165 int
166 spdk_nvme_transport_id_parse_trtype(enum spdk_nvme_transport_type *trtype, const char *str)
167 {
168 	if (trtype == NULL || str == NULL) {
169 		return -EINVAL;
170 	}
171 
172 	if (strcasecmp(str, "PCIe") == 0) {
173 		*trtype = SPDK_NVME_TRANSPORT_PCIE;
174 	} else if (strcasecmp(str, "RDMA") == 0) {
175 		*trtype = SPDK_NVME_TRANSPORT_RDMA;
176 	} else {
177 		return -ENOENT;
178 	}
179 	return 0;
180 }
181 
182 int
183 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
184 			       const struct spdk_nvme_transport_id *trid2)
185 {
186 	return 0;
187 }
188 
189 int32_t
190 spdk_nvme_ctrlr_process_admin_completions(struct spdk_nvme_ctrlr *ctrlr)
191 {
192 	return -1;
193 }
194 
195 int32_t
196 spdk_nvme_qpair_process_completions(struct spdk_nvme_qpair *qpair, uint32_t max_completions)
197 {
198 	return -1;
199 }
200 
201 int
202 spdk_nvme_detach(struct spdk_nvme_ctrlr *ctrlr)
203 {
204 	return -1;
205 }
206 
207 void
208 spdk_nvmf_ctrlr_destruct(struct spdk_nvmf_ctrlr *ctrlr)
209 {
210 }
211 
212 void
213 spdk_nvmf_ctrlr_ns_changed(struct spdk_nvmf_ctrlr *ctrlr, uint32_t nsid)
214 {
215 }
216 
217 int
218 spdk_bdev_open(struct spdk_bdev *bdev, bool write, spdk_bdev_remove_cb_t remove_cb,
219 	       void *remove_ctx, struct spdk_bdev_desc **desc)
220 {
221 	return 0;
222 }
223 
224 void
225 spdk_bdev_close(struct spdk_bdev_desc *desc)
226 {
227 }
228 
229 const char *
230 spdk_bdev_get_name(const struct spdk_bdev *bdev)
231 {
232 	return "test";
233 }
234 
235 const struct spdk_uuid *
236 spdk_bdev_get_uuid(const struct spdk_bdev *bdev)
237 {
238 	return &bdev->uuid;
239 }
240 
241 static void
242 test_spdk_nvmf_subsystem_add_ns(void)
243 {
244 	struct spdk_nvmf_tgt tgt = {};
245 	struct spdk_nvmf_subsystem subsystem = {
246 		.max_nsid = 0,
247 		.ns = NULL,
248 		.tgt = &tgt
249 	};
250 	struct spdk_bdev bdev1 = {}, bdev2 = {};
251 	struct spdk_nvmf_ns_opts ns_opts;
252 	uint32_t nsid;
253 
254 	tgt.max_subsystems = 1024;
255 	tgt.subsystems = calloc(tgt.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
256 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
257 
258 	/* Allow NSID to be assigned automatically */
259 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
260 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev1, &ns_opts, sizeof(ns_opts));
261 	/* NSID 1 is the first unused ID */
262 	CU_ASSERT(nsid == 1);
263 	CU_ASSERT(subsystem.max_nsid == 1);
264 	SPDK_CU_ASSERT_FATAL(subsystem.ns != NULL);
265 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
266 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev1);
267 
268 	/* Request a specific NSID */
269 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
270 	ns_opts.nsid = 5;
271 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
272 	CU_ASSERT(nsid == 5);
273 	CU_ASSERT(subsystem.max_nsid == 5);
274 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
275 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev2);
276 
277 	/* Request an NSID that is already in use */
278 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
279 	ns_opts.nsid = 5;
280 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
281 	CU_ASSERT(nsid == 0);
282 	CU_ASSERT(subsystem.max_nsid == 5);
283 
284 	/* Request 0xFFFFFFFF (invalid NSID, reserved for broadcast) */
285 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
286 	ns_opts.nsid = 0xFFFFFFFF;
287 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
288 	CU_ASSERT(nsid == 0);
289 	CU_ASSERT(subsystem.max_nsid == 5);
290 
291 	spdk_nvmf_subsystem_remove_ns(&subsystem, 1, subsystem_ns_remove_cb, NULL);
292 	poll_threads();
293 	spdk_nvmf_subsystem_remove_ns(&subsystem, 5, subsystem_ns_remove_cb, NULL);
294 	poll_threads();
295 
296 	free(subsystem.ns);
297 	free(tgt.subsystems);
298 }
299 
300 static void
301 nvmf_test_create_subsystem(void)
302 {
303 	struct spdk_nvmf_tgt tgt = {};
304 	char nqn[256];
305 	struct spdk_nvmf_subsystem *subsystem;
306 
307 	tgt.max_subsystems = 1024;
308 	tgt.subsystems = calloc(tgt.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
309 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
310 
311 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
312 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
313 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
314 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
315 	spdk_nvmf_subsystem_destroy(subsystem);
316 
317 	/* valid name with complex reverse domain */
318 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-full--rev-domain.name:subsystem1");
319 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
320 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
321 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
322 	spdk_nvmf_subsystem_destroy(subsystem);
323 
324 	/* Valid name discovery controller */
325 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
326 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
327 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
328 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
329 	spdk_nvmf_subsystem_destroy(subsystem);
330 
331 
332 	/* Invalid name, no user supplied string */
333 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
334 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
335 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
336 
337 	/* Valid name, only contains top-level domain name */
338 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
339 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
340 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
341 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
342 	spdk_nvmf_subsystem_destroy(subsystem);
343 
344 	/* Invalid name, domain label > 63 characters */
345 	snprintf(nqn, sizeof(nqn),
346 		 "nqn.2016-06.io.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz:sub");
347 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
348 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
349 
350 	/* Invalid name, domain label starts with digit */
351 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.3spdk:sub");
352 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
353 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
354 
355 	/* Invalid name, domain label starts with - */
356 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.-spdk:subsystem1");
357 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
358 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
359 
360 	/* Invalid name, domain label ends with - */
361 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-:subsystem1");
362 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
363 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
364 
365 	/* Invalid name, domain label with multiple consecutive periods */
366 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io..spdk:subsystem1");
367 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
368 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
369 
370 	/* Longest valid name */
371 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
372 	memset(nqn + strlen(nqn), 'a', 223 - strlen(nqn));
373 	nqn[223] = '\0';
374 	CU_ASSERT(strlen(nqn) == 223);
375 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
376 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
377 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
378 	spdk_nvmf_subsystem_destroy(subsystem);
379 
380 	/* Invalid name, too long */
381 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
382 	memset(nqn + strlen(nqn), 'a', 224 - strlen(nqn));
383 	nqn[224] = '\0';
384 	CU_ASSERT(strlen(nqn) == 224);
385 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
386 	CU_ASSERT(subsystem == NULL);
387 
388 	/* Valid name using uuid format */
389 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abc");
390 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
391 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
392 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
393 	spdk_nvmf_subsystem_destroy(subsystem);
394 
395 	/* Invalid name user string contains an invalid utf-8 character */
396 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xFFsubsystem1");
397 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
398 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
399 
400 	/* Valid name with non-ascii but valid utf-8 characters */
401 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xe1\x8a\x88subsystem1\xca\x80");
402 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
403 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
404 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
405 	spdk_nvmf_subsystem_destroy(subsystem);
406 
407 	/* Invalid uuid (too long) */
408 	snprintf(nqn, sizeof(nqn),
409 		 "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abcdef");
410 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
411 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
412 
413 	/* Invalid uuid (dashes placed incorrectly) */
414 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111111-11aaaa-bbdd-FFEE-123456789abc");
415 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
416 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
417 
418 	/* Invalid uuid (invalid characters in uuid) */
419 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111hg111-aaaa-bbdd-FFEE-123456789abc");
420 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
421 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
422 
423 	free(tgt.subsystems);
424 }
425 
426 static void
427 test_spdk_nvmf_subsystem_set_sn(void)
428 {
429 	struct spdk_nvmf_subsystem subsystem = {};
430 
431 	/* Basic valid serial number */
432 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd xyz") == 0);
433 	CU_ASSERT(strcmp(subsystem.sn, "abcd xyz") == 0);
434 
435 	/* Exactly 20 characters (valid) */
436 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "12345678901234567890") == 0);
437 	CU_ASSERT(strcmp(subsystem.sn, "12345678901234567890") == 0);
438 
439 	/* 21 characters (too long, invalid) */
440 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "123456789012345678901") < 0);
441 
442 	/* Non-ASCII characters (invalid) */
443 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd\txyz") < 0);
444 }
445 
446 int main(int argc, char **argv)
447 {
448 	CU_pSuite	suite = NULL;
449 	unsigned int	num_failures;
450 
451 	if (CU_initialize_registry() != CUE_SUCCESS) {
452 		return CU_get_error();
453 	}
454 
455 	suite = CU_add_suite("nvmf", NULL, NULL);
456 	if (suite == NULL) {
457 		CU_cleanup_registry();
458 		return CU_get_error();
459 	}
460 
461 	if (
462 		CU_add_test(suite, "create_subsystem", nvmf_test_create_subsystem) == NULL ||
463 		CU_add_test(suite, "nvmf_subsystem_add_ns", test_spdk_nvmf_subsystem_add_ns) == NULL ||
464 		CU_add_test(suite, "nvmf_subsystem_set_sn", test_spdk_nvmf_subsystem_set_sn) == NULL) {
465 		CU_cleanup_registry();
466 		return CU_get_error();
467 	}
468 
469 	allocate_threads(1);
470 	set_thread(0);
471 
472 	CU_basic_set_mode(CU_BRM_VERBOSE);
473 	CU_basic_run_tests();
474 	num_failures = CU_get_number_of_failures();
475 	CU_cleanup_registry();
476 
477 	free_threads();
478 
479 	return num_failures;
480 }
481