xref: /spdk/test/unit/lib/nvmf/subsystem.c/subsystem_ut.c (revision c10f8e160e42a2a642e8a593b60c2f84561d5eba)
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/test_env.c"
37 #include "spdk_cunit.h"
38 #include "spdk_internal/mock.h"
39 
40 #include "nvmf/subsystem.c"
41 
42 SPDK_LOG_REGISTER_COMPONENT("nvmf", SPDK_LOG_NVMF)
43 
44 DEFINE_STUB(spdk_bdev_module_claim_bdev,
45 	    int,
46 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
47 	     struct spdk_bdev_module *module), 0);
48 
49 DEFINE_STUB_V(spdk_bdev_module_release_bdev,
50 	      (struct spdk_bdev *bdev));
51 
52 static void
53 _subsystem_send_msg(spdk_thread_fn fn, void *ctx, void *thread_ctx)
54 {
55 	fn(ctx);
56 }
57 
58 static void
59 subsystem_ns_remove_cb(struct spdk_nvmf_subsystem *subsystem, void *cb_arg, int status)
60 {
61 }
62 
63 uint32_t
64 spdk_env_get_current_core(void)
65 {
66 	return 0;
67 }
68 
69 struct spdk_event *
70 spdk_event_allocate(uint32_t core, spdk_event_fn fn, void *arg1, void *arg2)
71 {
72 	return NULL;
73 }
74 
75 void
76 spdk_event_call(struct spdk_event *event)
77 {
78 
79 }
80 
81 int
82 spdk_nvmf_transport_listen(struct spdk_nvmf_transport *transport,
83 			   const struct spdk_nvme_transport_id *trid)
84 {
85 	return 0;
86 }
87 
88 void
89 spdk_nvmf_transport_listener_discover(struct spdk_nvmf_transport *transport,
90 				      struct spdk_nvme_transport_id *trid,
91 				      struct spdk_nvmf_discovery_log_page_entry *entry)
92 {
93 	entry->trtype = 42;
94 }
95 
96 bool
97 spdk_nvmf_transport_qpair_is_idle(struct spdk_nvmf_qpair *qpair)
98 {
99 	return false;
100 }
101 
102 static struct spdk_nvmf_transport g_transport = {};
103 
104 struct spdk_nvmf_transport *
105 spdk_nvmf_transport_create(enum spdk_nvme_transport_type type,
106 			   struct spdk_nvmf_transport_opts *tprt_opts)
107 {
108 	if (type == SPDK_NVME_TRANSPORT_RDMA) {
109 		return &g_transport;
110 	}
111 
112 	return NULL;
113 }
114 
115 struct spdk_nvmf_subsystem *
116 spdk_nvmf_tgt_find_subsystem(struct spdk_nvmf_tgt *tgt, const char *subnqn)
117 {
118 	return NULL;
119 }
120 
121 struct spdk_nvmf_transport *
122 spdk_nvmf_tgt_get_transport(struct spdk_nvmf_tgt *tgt, enum spdk_nvme_transport_type trtype)
123 {
124 	if (trtype == SPDK_NVME_TRANSPORT_RDMA) {
125 		return &g_transport;
126 	}
127 
128 	return NULL;
129 }
130 
131 int
132 spdk_nvmf_poll_group_update_subsystem(struct spdk_nvmf_poll_group *group,
133 				      struct spdk_nvmf_subsystem *subsystem)
134 {
135 	return 0;
136 }
137 
138 void
139 spdk_nvmf_poll_group_add_subsystem(struct spdk_nvmf_poll_group *group,
140 				   struct spdk_nvmf_subsystem *subsystem,
141 				   spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
142 {
143 }
144 
145 void
146 spdk_nvmf_poll_group_remove_subsystem(struct spdk_nvmf_poll_group *group,
147 				      struct spdk_nvmf_subsystem *subsystem,
148 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
149 {
150 }
151 
152 void
153 spdk_nvmf_poll_group_pause_subsystem(struct spdk_nvmf_poll_group *group,
154 				     struct spdk_nvmf_subsystem *subsystem,
155 				     spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
156 {
157 }
158 
159 void
160 spdk_nvmf_poll_group_resume_subsystem(struct spdk_nvmf_poll_group *group,
161 				      struct spdk_nvmf_subsystem *subsystem,
162 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
163 {
164 }
165 
166 int
167 spdk_nvme_transport_id_parse_trtype(enum spdk_nvme_transport_type *trtype, const char *str)
168 {
169 	if (trtype == NULL || str == NULL) {
170 		return -EINVAL;
171 	}
172 
173 	if (strcasecmp(str, "PCIe") == 0) {
174 		*trtype = SPDK_NVME_TRANSPORT_PCIE;
175 	} else if (strcasecmp(str, "RDMA") == 0) {
176 		*trtype = SPDK_NVME_TRANSPORT_RDMA;
177 	} else {
178 		return -ENOENT;
179 	}
180 	return 0;
181 }
182 
183 int
184 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
185 			       const struct spdk_nvme_transport_id *trid2)
186 {
187 	return 0;
188 }
189 
190 int32_t
191 spdk_nvme_ctrlr_process_admin_completions(struct spdk_nvme_ctrlr *ctrlr)
192 {
193 	return -1;
194 }
195 
196 int32_t
197 spdk_nvme_qpair_process_completions(struct spdk_nvme_qpair *qpair, uint32_t max_completions)
198 {
199 	return -1;
200 }
201 
202 int
203 spdk_nvme_detach(struct spdk_nvme_ctrlr *ctrlr)
204 {
205 	return -1;
206 }
207 
208 void
209 spdk_nvmf_ctrlr_destruct(struct spdk_nvmf_ctrlr *ctrlr)
210 {
211 }
212 
213 void
214 spdk_nvmf_ctrlr_ns_changed(struct spdk_nvmf_ctrlr *ctrlr, uint32_t nsid)
215 {
216 }
217 
218 int
219 spdk_bdev_open(struct spdk_bdev *bdev, bool write, spdk_bdev_remove_cb_t remove_cb,
220 	       void *remove_ctx, struct spdk_bdev_desc **desc)
221 {
222 	return 0;
223 }
224 
225 void
226 spdk_bdev_close(struct spdk_bdev_desc *desc)
227 {
228 }
229 
230 const char *
231 spdk_bdev_get_name(const struct spdk_bdev *bdev)
232 {
233 	return "test";
234 }
235 
236 const struct spdk_uuid *
237 spdk_bdev_get_uuid(const struct spdk_bdev *bdev)
238 {
239 	return &bdev->uuid;
240 }
241 
242 static void
243 test_spdk_nvmf_subsystem_add_ns(void)
244 {
245 	struct spdk_nvmf_tgt tgt = {};
246 	struct spdk_nvmf_subsystem subsystem = {
247 		.max_nsid = 0,
248 		.ns = NULL,
249 		.tgt = &tgt
250 	};
251 	struct spdk_bdev bdev1 = {}, bdev2 = {};
252 	struct spdk_nvmf_ns_opts ns_opts;
253 	uint32_t nsid;
254 
255 	tgt.opts.max_subsystems = 1024;
256 	tgt.subsystems = calloc(tgt.opts.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
257 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
258 
259 	/* Allow NSID to be assigned automatically */
260 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
261 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev1, &ns_opts, sizeof(ns_opts));
262 	/* NSID 1 is the first unused ID */
263 	CU_ASSERT(nsid == 1);
264 	CU_ASSERT(subsystem.max_nsid == 1);
265 	SPDK_CU_ASSERT_FATAL(subsystem.ns != NULL);
266 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
267 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev1);
268 
269 	/* Request a specific NSID */
270 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
271 	ns_opts.nsid = 5;
272 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
273 	CU_ASSERT(nsid == 5);
274 	CU_ASSERT(subsystem.max_nsid == 5);
275 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
276 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev2);
277 
278 	/* Request an NSID that is already in use */
279 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
280 	ns_opts.nsid = 5;
281 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
282 	CU_ASSERT(nsid == 0);
283 	CU_ASSERT(subsystem.max_nsid == 5);
284 
285 	/* Request 0xFFFFFFFF (invalid NSID, reserved for broadcast) */
286 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
287 	ns_opts.nsid = 0xFFFFFFFF;
288 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
289 	CU_ASSERT(nsid == 0);
290 	CU_ASSERT(subsystem.max_nsid == 5);
291 
292 	spdk_nvmf_subsystem_remove_ns(&subsystem, 1, subsystem_ns_remove_cb, NULL);
293 	spdk_nvmf_subsystem_remove_ns(&subsystem, 5, subsystem_ns_remove_cb, NULL);
294 
295 	free(subsystem.ns);
296 	free(tgt.subsystems);
297 }
298 
299 static void
300 nvmf_test_create_subsystem(void)
301 {
302 	struct spdk_nvmf_tgt tgt = {};
303 	char nqn[256];
304 	struct spdk_nvmf_subsystem *subsystem;
305 
306 	tgt.opts.max_subsystems = 1024;
307 	tgt.subsystems = calloc(tgt.opts.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
308 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
309 
310 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
311 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
312 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
313 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
314 	spdk_nvmf_subsystem_destroy(subsystem);
315 
316 	/* valid name with complex reverse domain */
317 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-full--rev-domain.name:subsystem1");
318 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
319 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
320 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
321 	spdk_nvmf_subsystem_destroy(subsystem);
322 
323 	/* Valid name discovery controller */
324 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
325 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
326 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
327 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
328 	spdk_nvmf_subsystem_destroy(subsystem);
329 
330 
331 	/* Invalid name, no user supplied string */
332 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
333 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
334 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
335 
336 	/* Valid name, only contains top-level domain name */
337 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
338 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
339 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
340 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
341 	spdk_nvmf_subsystem_destroy(subsystem);
342 
343 	/* Invalid name, domain label > 63 characters */
344 	snprintf(nqn, sizeof(nqn),
345 		 "nqn.2016-06.io.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz:sub");
346 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
347 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
348 
349 	/* Invalid name, domain label starts with digit */
350 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.3spdk:sub");
351 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
352 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
353 
354 	/* Invalid name, domain label starts with - */
355 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.-spdk:subsystem1");
356 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
357 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
358 
359 	/* Invalid name, domain label ends with - */
360 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-:subsystem1");
361 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
362 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
363 
364 	/* Invalid name, domain label with multiple consecutive periods */
365 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io..spdk:subsystem1");
366 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
367 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
368 
369 	/* Longest valid name */
370 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
371 	memset(nqn + strlen(nqn), 'a', 223 - strlen(nqn));
372 	nqn[223] = '\0';
373 	CU_ASSERT(strlen(nqn) == 223);
374 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
375 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
376 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
377 	spdk_nvmf_subsystem_destroy(subsystem);
378 
379 	/* Invalid name, too long */
380 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
381 	memset(nqn + strlen(nqn), 'a', 224 - strlen(nqn));
382 	nqn[224] = '\0';
383 	CU_ASSERT(strlen(nqn) == 224);
384 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
385 	CU_ASSERT(subsystem == NULL);
386 
387 	/* Valid name using uuid format */
388 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abc");
389 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
390 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
391 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
392 	spdk_nvmf_subsystem_destroy(subsystem);
393 
394 	/* Invalid name user string contains an invalid utf-8 character */
395 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xFFsubsystem1");
396 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
397 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
398 
399 	/* Valid name with non-ascii but valid utf-8 characters */
400 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xe1\x8a\x88subsystem1\xca\x80");
401 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
402 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
403 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
404 	spdk_nvmf_subsystem_destroy(subsystem);
405 
406 	/* Invalid uuid (too long) */
407 	snprintf(nqn, sizeof(nqn),
408 		 "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abcdef");
409 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
410 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
411 
412 	/* Invalid uuid (dashes placed incorrectly) */
413 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111111-11aaaa-bbdd-FFEE-123456789abc");
414 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
415 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
416 
417 	/* Invalid uuid (invalid characters in uuid) */
418 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111hg111-aaaa-bbdd-FFEE-123456789abc");
419 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
420 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
421 
422 	free(tgt.subsystems);
423 }
424 
425 static void
426 test_spdk_nvmf_subsystem_set_sn(void)
427 {
428 	struct spdk_nvmf_subsystem subsystem = {};
429 
430 	/* Basic valid serial number */
431 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd xyz") == 0);
432 	CU_ASSERT(strcmp(subsystem.sn, "abcd xyz") == 0);
433 
434 	/* Exactly 20 characters (valid) */
435 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "12345678901234567890") == 0);
436 	CU_ASSERT(strcmp(subsystem.sn, "12345678901234567890") == 0);
437 
438 	/* 21 characters (too long, invalid) */
439 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "123456789012345678901") < 0);
440 
441 	/* Non-ASCII characters (invalid) */
442 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd\txyz") < 0);
443 }
444 
445 int main(int argc, char **argv)
446 {
447 	CU_pSuite	suite = NULL;
448 	unsigned int	num_failures;
449 
450 	if (CU_initialize_registry() != CUE_SUCCESS) {
451 		return CU_get_error();
452 	}
453 
454 	suite = CU_add_suite("nvmf", NULL, NULL);
455 	if (suite == NULL) {
456 		CU_cleanup_registry();
457 		return CU_get_error();
458 	}
459 
460 	if (
461 		CU_add_test(suite, "create_subsystem", nvmf_test_create_subsystem) == NULL ||
462 		CU_add_test(suite, "nvmf_subsystem_add_ns", test_spdk_nvmf_subsystem_add_ns) == NULL ||
463 		CU_add_test(suite, "nvmf_subsystem_set_sn", test_spdk_nvmf_subsystem_set_sn) == NULL) {
464 		CU_cleanup_registry();
465 		return CU_get_error();
466 	}
467 
468 	spdk_allocate_thread(_subsystem_send_msg, NULL, NULL, NULL, "thread0");
469 	CU_basic_set_mode(CU_BRM_VERBOSE);
470 	CU_basic_run_tests();
471 	num_failures = CU_get_number_of_failures();
472 	CU_cleanup_registry();
473 	spdk_free_thread();
474 
475 	return num_failures;
476 }
477