xref: /spdk/module/bdev/nvme/vbdev_opal_rpc.c (revision 2f5c602574a98ede645991abe279a96e19c50196)
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/rpc.h"
35 #include "spdk/util.h"
36 #include "spdk/string.h"
37 #include "spdk/log.h"
38 
39 #include "vbdev_opal.h"
40 
41 struct rpc_bdev_nvme_opal_init {
42 	char *nvme_ctrlr_name;
43 	char *password;
44 };
45 
46 static void
47 free_rpc_bdev_nvme_opal_init(struct rpc_bdev_nvme_opal_init *req)
48 {
49 	free(req->nvme_ctrlr_name);
50 	free(req->password);
51 }
52 
53 static const struct spdk_json_object_decoder rpc_bdev_nvme_opal_init_decoders[] = {
54 	{"nvme_ctrlr_name", offsetof(struct rpc_bdev_nvme_opal_init, nvme_ctrlr_name), spdk_json_decode_string},
55 	{"password", offsetof(struct rpc_bdev_nvme_opal_init, password), spdk_json_decode_string},
56 };
57 
58 static void
59 rpc_bdev_nvme_opal_init(struct spdk_jsonrpc_request *request,
60 			const struct spdk_json_val *params)
61 {
62 	struct rpc_bdev_nvme_opal_init req = {};
63 	struct nvme_ctrlr *nvme_ctrlr;
64 	int rc;
65 
66 	if (spdk_json_decode_object(params, rpc_bdev_nvme_opal_init_decoders,
67 				    SPDK_COUNTOF(rpc_bdev_nvme_opal_init_decoders),
68 				    &req)) {
69 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
70 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
71 		goto out;
72 	}
73 
74 	/* check if opal supported */
75 	nvme_ctrlr = nvme_ctrlr_get_by_name(req.nvme_ctrlr_name);
76 	if (nvme_ctrlr == NULL || nvme_ctrlr->opal_dev == NULL) {
77 		SPDK_ERRLOG("%s not support opal\n", req.nvme_ctrlr_name);
78 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
79 		goto out;
80 	}
81 
82 	/* take ownership */
83 	rc = spdk_opal_cmd_take_ownership(nvme_ctrlr->opal_dev, req.password);
84 	if (rc) {
85 		SPDK_ERRLOG("Take ownership failure: %d\n", rc);
86 		switch (rc) {
87 		case -EBUSY:
88 			spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
89 							 "SP Busy, try again later");
90 			break;
91 		case -EACCES:
92 			spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
93 							 "This drive is already enabled");
94 			break;
95 		default:
96 			spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
97 		}
98 		goto out;
99 	}
100 
101 	/* activate locking SP */
102 	rc = spdk_opal_cmd_activate_locking_sp(nvme_ctrlr->opal_dev, req.password);
103 	if (rc) {
104 		SPDK_ERRLOG("Activate locking SP failure: %d\n", rc);
105 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
106 		goto out;
107 	}
108 
109 	spdk_jsonrpc_send_bool_response(request, true);
110 
111 out:
112 	free_rpc_bdev_nvme_opal_init(&req);
113 }
114 SPDK_RPC_REGISTER("bdev_nvme_opal_init", rpc_bdev_nvme_opal_init, SPDK_RPC_RUNTIME)
115 
116 struct rpc_bdev_nvme_opal_revert {
117 	char *nvme_ctrlr_name;
118 	char *password;
119 };
120 
121 static void
122 free_rpc_bdev_nvme_opal_revert(struct rpc_bdev_nvme_opal_revert *req)
123 {
124 	free(req->nvme_ctrlr_name);
125 	free(req->password);
126 }
127 
128 static const struct spdk_json_object_decoder rpc_bdev_nvme_opal_revert_decoders[] = {
129 	{"nvme_ctrlr_name", offsetof(struct rpc_bdev_nvme_opal_revert, nvme_ctrlr_name), spdk_json_decode_string},
130 	{"password", offsetof(struct rpc_bdev_nvme_opal_revert, password), spdk_json_decode_string},
131 };
132 
133 static void
134 rpc_bdev_nvme_opal_revert(struct spdk_jsonrpc_request *request,
135 			  const struct spdk_json_val *params)
136 {
137 	struct rpc_bdev_nvme_opal_revert req = {};
138 	struct nvme_ctrlr *nvme_ctrlr;
139 	int rc;
140 
141 	if (spdk_json_decode_object(params, rpc_bdev_nvme_opal_revert_decoders,
142 				    SPDK_COUNTOF(rpc_bdev_nvme_opal_revert_decoders),
143 				    &req)) {
144 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
145 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
146 		goto out;
147 	}
148 
149 	/* check if opal supported */
150 	nvme_ctrlr = nvme_ctrlr_get_by_name(req.nvme_ctrlr_name);
151 	if (nvme_ctrlr == NULL || nvme_ctrlr->opal_dev == NULL) {
152 		SPDK_ERRLOG("%s not support opal\n", req.nvme_ctrlr_name);
153 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
154 		goto out;
155 	}
156 
157 	/* TODO: delete all opal vbdev before revert TPer */
158 
159 	rc = spdk_opal_cmd_revert_tper(nvme_ctrlr->opal_dev, req.password);
160 	if (rc) {
161 		SPDK_ERRLOG("Revert TPer failure: %d\n", rc);
162 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
163 		goto out;
164 	}
165 
166 	spdk_jsonrpc_send_bool_response(request, true);
167 
168 out:
169 	free_rpc_bdev_nvme_opal_revert(&req);
170 }
171 SPDK_RPC_REGISTER("bdev_nvme_opal_revert", rpc_bdev_nvme_opal_revert, SPDK_RPC_RUNTIME)
172 
173 struct rpc_bdev_opal_create {
174 	char *nvme_ctrlr_name;
175 	uint32_t nsid;
176 	uint16_t locking_range_id;
177 	uint64_t range_start;
178 	uint64_t range_length;
179 	char *password;
180 };
181 
182 static void
183 free_rpc_bdev_opal_create(struct rpc_bdev_opal_create *req)
184 {
185 	free(req->nvme_ctrlr_name);
186 	free(req->password);
187 }
188 
189 static const struct spdk_json_object_decoder rpc_bdev_opal_create_decoders[] = {
190 	{"nvme_ctrlr_name", offsetof(struct rpc_bdev_opal_create, nvme_ctrlr_name), spdk_json_decode_string},
191 	{"nsid", offsetof(struct rpc_bdev_opal_create, nsid), spdk_json_decode_uint32},
192 	{"locking_range_id", offsetof(struct rpc_bdev_opal_create, locking_range_id), spdk_json_decode_uint16},
193 	{"range_start", offsetof(struct rpc_bdev_opal_create, range_start), spdk_json_decode_uint64},
194 	{"range_length", offsetof(struct rpc_bdev_opal_create, range_length), spdk_json_decode_uint64},
195 	{"password", offsetof(struct rpc_bdev_opal_create, password), spdk_json_decode_string},
196 };
197 
198 static void
199 rpc_bdev_opal_create(struct spdk_jsonrpc_request *request,
200 		     const struct spdk_json_val *params)
201 {
202 	struct rpc_bdev_opal_create req = {};
203 	struct spdk_json_write_ctx *w;
204 	char *opal_bdev_name;
205 	int rc;
206 
207 	if (spdk_json_decode_object(params, rpc_bdev_opal_create_decoders,
208 				    SPDK_COUNTOF(rpc_bdev_opal_create_decoders),
209 				    &req)) {
210 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
211 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
212 		goto out;
213 	}
214 
215 	rc = vbdev_opal_create(req.nvme_ctrlr_name, req.nsid, req.locking_range_id, req.range_start,
216 			       req.range_length, req.password);
217 	if (rc != 0) {
218 		spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
219 						     "Failed to create opal vbdev from '%s': %s",
220 						     req.nvme_ctrlr_name, spdk_strerror(-rc));
221 		goto out;
222 	}
223 
224 	w = spdk_jsonrpc_begin_result(request);
225 	opal_bdev_name = spdk_sprintf_alloc("%sn%dr%d", req.nvme_ctrlr_name, req.nsid,
226 					    req.locking_range_id);
227 	spdk_json_write_string(w, opal_bdev_name);
228 	spdk_jsonrpc_end_result(request, w);
229 	free(opal_bdev_name);
230 
231 out:
232 	free_rpc_bdev_opal_create(&req);
233 }
234 SPDK_RPC_REGISTER("bdev_opal_create", rpc_bdev_opal_create, SPDK_RPC_RUNTIME)
235 
236 struct rpc_bdev_opal_get_info {
237 	char *bdev_name;
238 	char *password;
239 };
240 
241 static void
242 free_rpc_bdev_opal_get_info(struct rpc_bdev_opal_get_info *req)
243 {
244 	free(req->bdev_name);
245 	free(req->password);
246 }
247 
248 static const struct spdk_json_object_decoder rpc_bdev_opal_get_info_decoders[] = {
249 	{"bdev_name", offsetof(struct rpc_bdev_opal_get_info, bdev_name), spdk_json_decode_string},
250 	{"password", offsetof(struct rpc_bdev_opal_get_info, password), spdk_json_decode_string},
251 };
252 
253 static void
254 rpc_bdev_opal_get_info(struct spdk_jsonrpc_request *request,
255 		       const struct spdk_json_val *params)
256 {
257 	struct rpc_bdev_opal_get_info req = {};
258 	struct spdk_json_write_ctx *w;
259 	struct spdk_opal_locking_range_info *info;
260 
261 	if (spdk_json_decode_object(params, rpc_bdev_opal_get_info_decoders,
262 				    SPDK_COUNTOF(rpc_bdev_opal_get_info_decoders),
263 				    &req)) {
264 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
265 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
266 		goto out;
267 	}
268 
269 	info = vbdev_opal_get_info_from_bdev(req.bdev_name, req.password);
270 	if (info == NULL) {
271 		SPDK_ERRLOG("Get opal info failure\n");
272 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
273 		goto out;
274 	}
275 
276 	w = spdk_jsonrpc_begin_result(request);
277 	spdk_json_write_object_begin(w);
278 
279 	spdk_json_write_named_string(w, "name", req.bdev_name);
280 	spdk_json_write_named_uint64(w, "range_start", info->range_start);
281 	spdk_json_write_named_uint64(w, "range_length", info->range_length);
282 	spdk_json_write_named_bool(w, "read_lock_enabled", info->read_lock_enabled);
283 	spdk_json_write_named_bool(w, "write_lock_enabled", info->write_lock_enabled);
284 	spdk_json_write_named_bool(w, "read_locked", info->read_locked);
285 	spdk_json_write_named_bool(w, "write_locked", info->write_locked);
286 
287 	spdk_json_write_object_end(w);
288 	spdk_jsonrpc_end_result(request, w);
289 
290 out:
291 	free_rpc_bdev_opal_get_info(&req);
292 }
293 SPDK_RPC_REGISTER("bdev_opal_get_info", rpc_bdev_opal_get_info, SPDK_RPC_RUNTIME)
294 
295 struct rpc_bdev_opal_delete {
296 	char *bdev_name;
297 	char *password;
298 };
299 
300 static void
301 free_rpc_bdev_opal_delete(struct rpc_bdev_opal_delete *req)
302 {
303 	free(req->bdev_name);
304 	free(req->password);
305 }
306 
307 static const struct spdk_json_object_decoder rpc_bdev_opal_delete_decoders[] = {
308 	{"bdev_name", offsetof(struct rpc_bdev_opal_delete, bdev_name), spdk_json_decode_string},
309 	{"password", offsetof(struct rpc_bdev_opal_delete, password), spdk_json_decode_string},
310 };
311 
312 static void
313 rpc_bdev_opal_delete(struct spdk_jsonrpc_request *request,
314 		     const struct spdk_json_val *params)
315 {
316 	struct rpc_bdev_opal_delete req = {};
317 	int rc;
318 
319 	if (spdk_json_decode_object(params, rpc_bdev_opal_delete_decoders,
320 				    SPDK_COUNTOF(rpc_bdev_opal_delete_decoders),
321 				    &req)) {
322 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
323 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
324 		goto out;
325 	}
326 
327 	rc = vbdev_opal_destruct(req.bdev_name, req.password);
328 	if (rc < 0) {
329 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, spdk_strerror(-rc));
330 		goto out;
331 	}
332 
333 	spdk_jsonrpc_send_bool_response(request, true);
334 out:
335 	free_rpc_bdev_opal_delete(&req);
336 }
337 SPDK_RPC_REGISTER("bdev_opal_delete", rpc_bdev_opal_delete, SPDK_RPC_RUNTIME)
338 
339 struct rpc_bdev_opal_set_lock_state {
340 	char *bdev_name;
341 	uint16_t user_id;
342 	char *password;
343 	char *lock_state;
344 };
345 
346 static void
347 free_rpc_bdev_opal_set_lock_state(struct rpc_bdev_opal_set_lock_state *req)
348 {
349 	free(req->bdev_name);
350 	free(req->password);
351 	free(req->lock_state);
352 }
353 
354 static const struct spdk_json_object_decoder rpc_bdev_opal_set_lock_state_decoders[] = {
355 	{"bdev_name", offsetof(struct rpc_bdev_opal_set_lock_state, bdev_name), spdk_json_decode_string},
356 	{"user_id", offsetof(struct rpc_bdev_opal_set_lock_state, user_id), spdk_json_decode_uint16},
357 	{"password", offsetof(struct rpc_bdev_opal_set_lock_state, password), spdk_json_decode_string},
358 	{"lock_state", offsetof(struct rpc_bdev_opal_set_lock_state, lock_state), spdk_json_decode_string},
359 };
360 
361 static void
362 rpc_bdev_opal_set_lock_state(struct spdk_jsonrpc_request *request,
363 			     const struct spdk_json_val *params)
364 {
365 	struct rpc_bdev_opal_set_lock_state req = {};
366 	int rc;
367 
368 	if (spdk_json_decode_object(params, rpc_bdev_opal_set_lock_state_decoders,
369 				    SPDK_COUNTOF(rpc_bdev_opal_set_lock_state_decoders),
370 				    &req)) {
371 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
372 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
373 		goto out;
374 	}
375 
376 	rc = vbdev_opal_set_lock_state(req.bdev_name, req.user_id, req.password, req.lock_state);
377 	if (rc != 0) {
378 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, spdk_strerror(-rc));
379 		goto out;
380 	}
381 
382 	spdk_jsonrpc_send_bool_response(request, true);
383 
384 out:
385 	free_rpc_bdev_opal_set_lock_state(&req);
386 }
387 SPDK_RPC_REGISTER("bdev_opal_set_lock_state", rpc_bdev_opal_set_lock_state, SPDK_RPC_RUNTIME)
388 
389 struct rpc_bdev_opal_new_user {
390 	char *bdev_name;
391 	char *admin_password;
392 	uint16_t user_id;
393 	char *user_password;
394 };
395 
396 static void
397 free_rpc_bdev_opal_new_user(struct rpc_bdev_opal_new_user *req)
398 {
399 	free(req->bdev_name);
400 	free(req->admin_password);
401 	free(req->user_password);
402 }
403 
404 static const struct spdk_json_object_decoder rpc_bdev_opal_new_user_decoders[] = {
405 	{"bdev_name", offsetof(struct rpc_bdev_opal_new_user, bdev_name), spdk_json_decode_string},
406 	{"admin_password", offsetof(struct rpc_bdev_opal_new_user, admin_password), spdk_json_decode_string},
407 	{"user_id", offsetof(struct rpc_bdev_opal_new_user, user_id), spdk_json_decode_uint16},
408 	{"user_password", offsetof(struct rpc_bdev_opal_new_user, user_password), spdk_json_decode_string},
409 };
410 
411 static void
412 rpc_bdev_opal_new_user(struct spdk_jsonrpc_request *request,
413 		       const struct spdk_json_val *params)
414 {
415 	struct rpc_bdev_opal_new_user req = {};
416 	int rc;
417 
418 	if (spdk_json_decode_object(params, rpc_bdev_opal_new_user_decoders,
419 				    SPDK_COUNTOF(rpc_bdev_opal_new_user_decoders),
420 				    &req)) {
421 		SPDK_ERRLOG("spdk_json_decode_object failed\n");
422 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
423 		goto out;
424 	}
425 
426 	rc = vbdev_opal_enable_new_user(req.bdev_name, req.admin_password, req.user_id,
427 					req.user_password);
428 	if (rc != 0) {
429 		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, spdk_strerror(-rc));
430 		goto out;
431 	}
432 
433 	spdk_jsonrpc_send_bool_response(request, true);
434 
435 out:
436 	free_rpc_bdev_opal_new_user(&req);
437 }
438 SPDK_RPC_REGISTER("bdev_opal_new_user", rpc_bdev_opal_new_user, SPDK_RPC_RUNTIME)
439