xref: /spdk/test/unit/lib/nvmf/subsystem.c/subsystem_ut.c (revision 11ccf3be2cd76e9946c21dbca3a9f1b9f02f6d07)
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
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12  *       notice, this list of conditions and the following disclaimer.
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14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
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18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
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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
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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(struct spdk_nvmf_tgt *tgt,
106 			   enum spdk_nvme_transport_type type,
107 			   struct spdk_nvmf_transport_opts *tprt_opts)
108 {
109 	if (type == SPDK_NVME_TRANSPORT_RDMA) {
110 		g_transport.tgt = tgt;
111 		return &g_transport;
112 	}
113 
114 	return NULL;
115 }
116 
117 struct spdk_nvmf_subsystem *
118 spdk_nvmf_tgt_find_subsystem(struct spdk_nvmf_tgt *tgt, const char *subnqn)
119 {
120 	return NULL;
121 }
122 
123 struct spdk_nvmf_transport *
124 spdk_nvmf_tgt_get_transport(struct spdk_nvmf_tgt *tgt, enum spdk_nvme_transport_type trtype)
125 {
126 	if (trtype == SPDK_NVME_TRANSPORT_RDMA) {
127 		return &g_transport;
128 	}
129 
130 	return NULL;
131 }
132 
133 int
134 spdk_nvmf_poll_group_update_subsystem(struct spdk_nvmf_poll_group *group,
135 				      struct spdk_nvmf_subsystem *subsystem)
136 {
137 	return 0;
138 }
139 
140 void
141 spdk_nvmf_poll_group_add_subsystem(struct spdk_nvmf_poll_group *group,
142 				   struct spdk_nvmf_subsystem *subsystem,
143 				   spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
144 {
145 }
146 
147 void
148 spdk_nvmf_poll_group_remove_subsystem(struct spdk_nvmf_poll_group *group,
149 				      struct spdk_nvmf_subsystem *subsystem,
150 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
151 {
152 }
153 
154 void
155 spdk_nvmf_poll_group_pause_subsystem(struct spdk_nvmf_poll_group *group,
156 				     struct spdk_nvmf_subsystem *subsystem,
157 				     spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
158 {
159 }
160 
161 void
162 spdk_nvmf_poll_group_resume_subsystem(struct spdk_nvmf_poll_group *group,
163 				      struct spdk_nvmf_subsystem *subsystem,
164 				      spdk_nvmf_poll_group_mod_done cb_fn, void *cb_arg)
165 {
166 }
167 
168 int
169 spdk_nvme_transport_id_parse_trtype(enum spdk_nvme_transport_type *trtype, const char *str)
170 {
171 	if (trtype == NULL || str == NULL) {
172 		return -EINVAL;
173 	}
174 
175 	if (strcasecmp(str, "PCIe") == 0) {
176 		*trtype = SPDK_NVME_TRANSPORT_PCIE;
177 	} else if (strcasecmp(str, "RDMA") == 0) {
178 		*trtype = SPDK_NVME_TRANSPORT_RDMA;
179 	} else {
180 		return -ENOENT;
181 	}
182 	return 0;
183 }
184 
185 int
186 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
187 			       const struct spdk_nvme_transport_id *trid2)
188 {
189 	return 0;
190 }
191 
192 int32_t
193 spdk_nvme_ctrlr_process_admin_completions(struct spdk_nvme_ctrlr *ctrlr)
194 {
195 	return -1;
196 }
197 
198 int32_t
199 spdk_nvme_qpair_process_completions(struct spdk_nvme_qpair *qpair, uint32_t max_completions)
200 {
201 	return -1;
202 }
203 
204 int
205 spdk_nvme_detach(struct spdk_nvme_ctrlr *ctrlr)
206 {
207 	return -1;
208 }
209 
210 void
211 spdk_nvmf_ctrlr_destruct(struct spdk_nvmf_ctrlr *ctrlr)
212 {
213 }
214 
215 void
216 spdk_nvmf_ctrlr_ns_changed(struct spdk_nvmf_ctrlr *ctrlr, uint32_t nsid)
217 {
218 }
219 
220 int
221 spdk_bdev_open(struct spdk_bdev *bdev, bool write, spdk_bdev_remove_cb_t remove_cb,
222 	       void *remove_ctx, struct spdk_bdev_desc **desc)
223 {
224 	return 0;
225 }
226 
227 void
228 spdk_bdev_close(struct spdk_bdev_desc *desc)
229 {
230 }
231 
232 const char *
233 spdk_bdev_get_name(const struct spdk_bdev *bdev)
234 {
235 	return "test";
236 }
237 
238 const struct spdk_uuid *
239 spdk_bdev_get_uuid(const struct spdk_bdev *bdev)
240 {
241 	return &bdev->uuid;
242 }
243 
244 static void
245 test_spdk_nvmf_subsystem_add_ns(void)
246 {
247 	struct spdk_nvmf_tgt tgt = {};
248 	struct spdk_nvmf_subsystem subsystem = {
249 		.max_nsid = 0,
250 		.ns = NULL,
251 		.tgt = &tgt
252 	};
253 	struct spdk_bdev bdev1 = {}, bdev2 = {};
254 	struct spdk_nvmf_ns_opts ns_opts;
255 	uint32_t nsid;
256 
257 	tgt.opts.max_subsystems = 1024;
258 	tgt.subsystems = calloc(tgt.opts.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
259 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
260 
261 	/* Allow NSID to be assigned automatically */
262 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
263 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev1, &ns_opts, sizeof(ns_opts));
264 	/* NSID 1 is the first unused ID */
265 	CU_ASSERT(nsid == 1);
266 	CU_ASSERT(subsystem.max_nsid == 1);
267 	SPDK_CU_ASSERT_FATAL(subsystem.ns != NULL);
268 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
269 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev1);
270 
271 	/* Request a specific NSID */
272 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
273 	ns_opts.nsid = 5;
274 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
275 	CU_ASSERT(nsid == 5);
276 	CU_ASSERT(subsystem.max_nsid == 5);
277 	SPDK_CU_ASSERT_FATAL(subsystem.ns[nsid - 1] != NULL);
278 	CU_ASSERT(subsystem.ns[nsid - 1]->bdev == &bdev2);
279 
280 	/* Request an NSID that is already in use */
281 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
282 	ns_opts.nsid = 5;
283 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
284 	CU_ASSERT(nsid == 0);
285 	CU_ASSERT(subsystem.max_nsid == 5);
286 
287 	/* Request 0xFFFFFFFF (invalid NSID, reserved for broadcast) */
288 	spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
289 	ns_opts.nsid = 0xFFFFFFFF;
290 	nsid = spdk_nvmf_subsystem_add_ns(&subsystem, &bdev2, &ns_opts, sizeof(ns_opts));
291 	CU_ASSERT(nsid == 0);
292 	CU_ASSERT(subsystem.max_nsid == 5);
293 
294 	spdk_nvmf_subsystem_remove_ns(&subsystem, 1, subsystem_ns_remove_cb, NULL);
295 	spdk_nvmf_subsystem_remove_ns(&subsystem, 5, subsystem_ns_remove_cb, NULL);
296 
297 	free(subsystem.ns);
298 	free(tgt.subsystems);
299 }
300 
301 static void
302 nvmf_test_create_subsystem(void)
303 {
304 	struct spdk_nvmf_tgt tgt = {};
305 	char nqn[256];
306 	struct spdk_nvmf_subsystem *subsystem;
307 
308 	tgt.opts.max_subsystems = 1024;
309 	tgt.subsystems = calloc(tgt.opts.max_subsystems, sizeof(struct spdk_nvmf_subsystem *));
310 	SPDK_CU_ASSERT_FATAL(tgt.subsystems != NULL);
311 
312 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
313 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
314 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
315 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
316 	spdk_nvmf_subsystem_destroy(subsystem);
317 
318 	/* valid name with complex reverse domain */
319 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-full--rev-domain.name:subsystem1");
320 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
321 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
322 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
323 	spdk_nvmf_subsystem_destroy(subsystem);
324 
325 	/* Valid name discovery controller */
326 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
327 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
328 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
329 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
330 	spdk_nvmf_subsystem_destroy(subsystem);
331 
332 
333 	/* Invalid name, no user supplied string */
334 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
335 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
336 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
337 
338 	/* Valid name, only contains top-level domain name */
339 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:subsystem1");
340 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
341 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
342 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
343 	spdk_nvmf_subsystem_destroy(subsystem);
344 
345 	/* Invalid name, domain label > 63 characters */
346 	snprintf(nqn, sizeof(nqn),
347 		 "nqn.2016-06.io.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz:sub");
348 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
349 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
350 
351 	/* Invalid name, domain label starts with digit */
352 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.3spdk:sub");
353 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
354 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
355 
356 	/* Invalid name, domain label starts with - */
357 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.-spdk:subsystem1");
358 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
359 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
360 
361 	/* Invalid name, domain label ends with - */
362 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk-:subsystem1");
363 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
364 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
365 
366 	/* Invalid name, domain label with multiple consecutive periods */
367 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io..spdk:subsystem1");
368 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
369 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
370 
371 	/* Longest valid name */
372 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
373 	memset(nqn + strlen(nqn), 'a', 223 - strlen(nqn));
374 	nqn[223] = '\0';
375 	CU_ASSERT(strlen(nqn) == 223);
376 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
377 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
378 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
379 	spdk_nvmf_subsystem_destroy(subsystem);
380 
381 	/* Invalid name, too long */
382 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:");
383 	memset(nqn + strlen(nqn), 'a', 224 - strlen(nqn));
384 	nqn[224] = '\0';
385 	CU_ASSERT(strlen(nqn) == 224);
386 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
387 	CU_ASSERT(subsystem == NULL);
388 
389 	/* Valid name using uuid format */
390 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abc");
391 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
392 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
393 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
394 	spdk_nvmf_subsystem_destroy(subsystem);
395 
396 	/* Invalid name user string contains an invalid utf-8 character */
397 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xFFsubsystem1");
398 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
399 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
400 
401 	/* Valid name with non-ascii but valid utf-8 characters */
402 	snprintf(nqn, sizeof(nqn), "nqn.2016-06.io.spdk:\xe1\x8a\x88subsystem1\xca\x80");
403 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
404 	SPDK_CU_ASSERT_FATAL(subsystem != NULL);
405 	CU_ASSERT_STRING_EQUAL(subsystem->subnqn, nqn);
406 	spdk_nvmf_subsystem_destroy(subsystem);
407 
408 	/* Invalid uuid (too long) */
409 	snprintf(nqn, sizeof(nqn),
410 		 "nqn.2014-08.org.nvmexpress:uuid:11111111-aaaa-bbdd-FFEE-123456789abcdef");
411 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
412 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
413 
414 	/* Invalid uuid (dashes placed incorrectly) */
415 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111111-11aaaa-bbdd-FFEE-123456789abc");
416 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
417 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
418 
419 	/* Invalid uuid (invalid characters in uuid) */
420 	snprintf(nqn, sizeof(nqn), "nqn.2014-08.org.nvmexpress:uuid:111hg111-aaaa-bbdd-FFEE-123456789abc");
421 	subsystem = spdk_nvmf_subsystem_create(&tgt, nqn, SPDK_NVMF_SUBTYPE_NVME, 0);
422 	SPDK_CU_ASSERT_FATAL(subsystem == NULL);
423 
424 	free(tgt.subsystems);
425 }
426 
427 static void
428 test_spdk_nvmf_subsystem_set_sn(void)
429 {
430 	struct spdk_nvmf_subsystem subsystem = {};
431 
432 	/* Basic valid serial number */
433 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd xyz") == 0);
434 	CU_ASSERT(strcmp(subsystem.sn, "abcd xyz") == 0);
435 
436 	/* Exactly 20 characters (valid) */
437 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "12345678901234567890") == 0);
438 	CU_ASSERT(strcmp(subsystem.sn, "12345678901234567890") == 0);
439 
440 	/* 21 characters (too long, invalid) */
441 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "123456789012345678901") < 0);
442 
443 	/* Non-ASCII characters (invalid) */
444 	CU_ASSERT(spdk_nvmf_subsystem_set_sn(&subsystem, "abcd\txyz") < 0);
445 }
446 
447 int main(int argc, char **argv)
448 {
449 	CU_pSuite	suite = NULL;
450 	unsigned int	num_failures;
451 
452 	if (CU_initialize_registry() != CUE_SUCCESS) {
453 		return CU_get_error();
454 	}
455 
456 	suite = CU_add_suite("nvmf", NULL, NULL);
457 	if (suite == NULL) {
458 		CU_cleanup_registry();
459 		return CU_get_error();
460 	}
461 
462 	if (
463 		CU_add_test(suite, "create_subsystem", nvmf_test_create_subsystem) == NULL ||
464 		CU_add_test(suite, "nvmf_subsystem_add_ns", test_spdk_nvmf_subsystem_add_ns) == NULL ||
465 		CU_add_test(suite, "nvmf_subsystem_set_sn", test_spdk_nvmf_subsystem_set_sn) == NULL) {
466 		CU_cleanup_registry();
467 		return CU_get_error();
468 	}
469 
470 	spdk_allocate_thread(_subsystem_send_msg, NULL, NULL, NULL, "thread0");
471 	CU_basic_set_mode(CU_BRM_VERBOSE);
472 	CU_basic_run_tests();
473 	num_failures = CU_get_number_of_failures();
474 	CU_cleanup_registry();
475 	spdk_free_thread();
476 
477 	return num_failures;
478 }
479