Line data Source code
1 : /* SPDX-License-Identifier: BSD-3-Clause
2 : * Copyright (C) 2016 Intel Corporation. All rights reserved.
3 : * Copyright (c) 2018-2021 Mellanox Technologies LTD. All rights reserved.
4 : * Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
5 : */
6 :
7 : #include "spdk/bdev.h"
8 : #include "spdk/log.h"
9 : #include "spdk/rpc.h"
10 : #include "spdk/env.h"
11 : #include "spdk/nvme.h"
12 : #include "spdk/nvmf.h"
13 : #include "spdk/string.h"
14 : #include "spdk/util.h"
15 : #include "spdk/bit_array.h"
16 : #include "spdk/config.h"
17 :
18 : #include "spdk_internal/assert.h"
19 :
20 : #include "nvmf_internal.h"
21 :
22 : static int rpc_ana_state_parse(const char *str, enum spdk_nvme_ana_state *ana_state);
23 :
24 : static int
25 0 : json_write_hex_str(struct spdk_json_write_ctx *w, const void *data, size_t size)
26 : {
27 : static const char hex_char[16] = "0123456789ABCDEF";
28 0 : const uint8_t *buf = data;
29 : char *str, *out;
30 : int rc;
31 :
32 0 : str = malloc(size * 2 + 1);
33 0 : if (str == NULL) {
34 0 : return -1;
35 : }
36 :
37 0 : out = str;
38 0 : while (size--) {
39 0 : unsigned byte = *buf++;
40 :
41 0 : out[0] = hex_char[(byte >> 4) & 0xF];
42 0 : out[1] = hex_char[byte & 0xF];
43 :
44 0 : out += 2;
45 : }
46 0 : *out = '\0';
47 :
48 0 : rc = spdk_json_write_string(w, str);
49 0 : free(str);
50 :
51 0 : return rc;
52 0 : }
53 :
54 : static int
55 0 : hex_nybble_to_num(char c)
56 : {
57 0 : if (c >= '0' && c <= '9') {
58 0 : return c - '0';
59 : }
60 :
61 0 : if (c >= 'a' && c <= 'f') {
62 0 : return c - 'a' + 0xA;
63 : }
64 :
65 0 : if (c >= 'A' && c <= 'F') {
66 0 : return c - 'A' + 0xA;
67 : }
68 :
69 0 : return -1;
70 0 : }
71 :
72 : static int
73 0 : hex_byte_to_num(const char *str)
74 : {
75 : int hi, lo;
76 :
77 0 : hi = hex_nybble_to_num(str[0]);
78 0 : if (hi < 0) {
79 0 : return hi;
80 : }
81 :
82 0 : lo = hex_nybble_to_num(str[1]);
83 0 : if (lo < 0) {
84 0 : return lo;
85 : }
86 :
87 0 : return hi * 16 + lo;
88 0 : }
89 :
90 : static int
91 0 : decode_hex_string_be(const char *str, uint8_t *out, size_t size)
92 : {
93 : size_t i;
94 :
95 : /* Decode a string in "ABCDEF012345" format to its binary representation */
96 0 : for (i = 0; i < size; i++) {
97 0 : int num = hex_byte_to_num(str);
98 :
99 0 : if (num < 0) {
100 : /* Invalid hex byte or end of string */
101 0 : return -1;
102 : }
103 :
104 0 : out[i] = (uint8_t)num;
105 0 : str += 2;
106 0 : }
107 :
108 0 : if (i != size || *str != '\0') {
109 : /* Length mismatch */
110 0 : return -1;
111 : }
112 :
113 0 : return 0;
114 0 : }
115 :
116 : static int
117 0 : decode_ns_nguid(const struct spdk_json_val *val, void *out)
118 : {
119 0 : char *str = NULL;
120 : int rc;
121 :
122 0 : rc = spdk_json_decode_string(val, &str);
123 0 : if (rc == 0) {
124 : /* 16-byte NGUID */
125 0 : rc = decode_hex_string_be(str, out, 16);
126 0 : }
127 :
128 0 : free(str);
129 0 : return rc;
130 : }
131 :
132 : static int
133 0 : decode_ns_eui64(const struct spdk_json_val *val, void *out)
134 : {
135 0 : char *str = NULL;
136 : int rc;
137 :
138 0 : rc = spdk_json_decode_string(val, &str);
139 0 : if (rc == 0) {
140 : /* 8-byte EUI-64 */
141 0 : rc = decode_hex_string_be(str, out, 8);
142 0 : }
143 :
144 0 : free(str);
145 0 : return rc;
146 : }
147 :
148 : struct rpc_get_subsystem {
149 : char *nqn;
150 : char *tgt_name;
151 : };
152 :
153 : static const struct spdk_json_object_decoder rpc_get_subsystem_decoders[] = {
154 : {"nqn", offsetof(struct rpc_get_subsystem, nqn), spdk_json_decode_string, true},
155 : {"tgt_name", offsetof(struct rpc_get_subsystem, tgt_name), spdk_json_decode_string, true},
156 : };
157 :
158 : static void
159 0 : dump_nvmf_subsystem(struct spdk_json_write_ctx *w, struct spdk_nvmf_subsystem *subsystem)
160 : {
161 : struct spdk_nvmf_host *host;
162 : struct spdk_nvmf_subsystem_listener *listener;
163 :
164 0 : spdk_json_write_object_begin(w);
165 :
166 0 : spdk_json_write_named_string(w, "nqn", spdk_nvmf_subsystem_get_nqn(subsystem));
167 0 : spdk_json_write_name(w, "subtype");
168 0 : if (spdk_nvmf_subsystem_get_type(subsystem) == SPDK_NVMF_SUBTYPE_NVME) {
169 0 : spdk_json_write_string(w, "NVMe");
170 0 : } else {
171 0 : spdk_json_write_string(w, "Discovery");
172 : }
173 :
174 0 : spdk_json_write_named_array_begin(w, "listen_addresses");
175 :
176 0 : for (listener = spdk_nvmf_subsystem_get_first_listener(subsystem); listener != NULL;
177 0 : listener = spdk_nvmf_subsystem_get_next_listener(subsystem, listener)) {
178 : const struct spdk_nvme_transport_id *trid;
179 :
180 0 : trid = spdk_nvmf_subsystem_listener_get_trid(listener);
181 :
182 0 : spdk_json_write_object_begin(w);
183 0 : nvmf_transport_listen_dump_trid(trid, w);
184 0 : spdk_json_write_object_end(w);
185 0 : }
186 0 : spdk_json_write_array_end(w);
187 :
188 0 : spdk_json_write_named_bool(w, "allow_any_host",
189 0 : spdk_nvmf_subsystem_get_allow_any_host(subsystem));
190 :
191 0 : spdk_json_write_named_array_begin(w, "hosts");
192 :
193 0 : for (host = spdk_nvmf_subsystem_get_first_host(subsystem); host != NULL;
194 0 : host = spdk_nvmf_subsystem_get_next_host(subsystem, host)) {
195 0 : spdk_json_write_object_begin(w);
196 0 : spdk_json_write_named_string(w, "nqn", spdk_nvmf_host_get_nqn(host));
197 0 : if (host->dhchap_key != NULL) {
198 0 : spdk_json_write_named_string(w, "dhchap_key",
199 0 : spdk_key_get_name(host->dhchap_key));
200 0 : }
201 0 : if (host->dhchap_ctrlr_key != NULL) {
202 0 : spdk_json_write_named_string(w, "dhchap_ctrlr_key",
203 0 : spdk_key_get_name(host->dhchap_ctrlr_key));
204 0 : }
205 0 : spdk_json_write_object_end(w);
206 0 : }
207 0 : spdk_json_write_array_end(w);
208 :
209 0 : if (spdk_nvmf_subsystem_get_type(subsystem) == SPDK_NVMF_SUBTYPE_NVME) {
210 : struct spdk_nvmf_ns *ns;
211 : struct spdk_nvmf_ns_opts ns_opts;
212 : uint32_t max_namespaces;
213 :
214 0 : spdk_json_write_named_string(w, "serial_number", spdk_nvmf_subsystem_get_sn(subsystem));
215 :
216 0 : spdk_json_write_named_string(w, "model_number", spdk_nvmf_subsystem_get_mn(subsystem));
217 :
218 0 : max_namespaces = spdk_nvmf_subsystem_get_max_namespaces(subsystem);
219 0 : if (max_namespaces != 0) {
220 0 : spdk_json_write_named_uint32(w, "max_namespaces", max_namespaces);
221 0 : }
222 :
223 0 : spdk_json_write_named_uint32(w, "min_cntlid", spdk_nvmf_subsystem_get_min_cntlid(subsystem));
224 0 : spdk_json_write_named_uint32(w, "max_cntlid", spdk_nvmf_subsystem_get_max_cntlid(subsystem));
225 :
226 0 : spdk_json_write_named_array_begin(w, "namespaces");
227 0 : for (ns = spdk_nvmf_subsystem_get_first_ns(subsystem); ns != NULL;
228 0 : ns = spdk_nvmf_subsystem_get_next_ns(subsystem, ns)) {
229 0 : spdk_nvmf_ns_get_opts(ns, &ns_opts, sizeof(ns_opts));
230 0 : spdk_json_write_object_begin(w);
231 0 : spdk_json_write_named_int32(w, "nsid", spdk_nvmf_ns_get_id(ns));
232 0 : spdk_json_write_named_string(w, "bdev_name",
233 0 : spdk_bdev_get_name(spdk_nvmf_ns_get_bdev(ns)));
234 : /* NOTE: "name" is kept for compatibility only - new code should use bdev_name. */
235 0 : spdk_json_write_named_string(w, "name",
236 0 : spdk_bdev_get_name(spdk_nvmf_ns_get_bdev(ns)));
237 :
238 0 : if (!spdk_mem_all_zero(ns_opts.nguid, sizeof(ns_opts.nguid))) {
239 0 : spdk_json_write_name(w, "nguid");
240 0 : json_write_hex_str(w, ns_opts.nguid, sizeof(ns_opts.nguid));
241 0 : }
242 :
243 0 : if (!spdk_mem_all_zero(ns_opts.eui64, sizeof(ns_opts.eui64))) {
244 0 : spdk_json_write_name(w, "eui64");
245 0 : json_write_hex_str(w, ns_opts.eui64, sizeof(ns_opts.eui64));
246 0 : }
247 :
248 0 : if (!spdk_uuid_is_null(&ns_opts.uuid)) {
249 0 : spdk_json_write_named_uuid(w, "uuid", &ns_opts.uuid);
250 0 : }
251 :
252 0 : if (spdk_nvmf_subsystem_get_ana_reporting(subsystem)) {
253 0 : spdk_json_write_named_uint32(w, "anagrpid", ns_opts.anagrpid);
254 0 : }
255 :
256 0 : spdk_json_write_object_end(w);
257 0 : }
258 0 : spdk_json_write_array_end(w);
259 0 : }
260 0 : spdk_json_write_object_end(w);
261 0 : }
262 :
263 : static void
264 0 : rpc_nvmf_get_subsystems(struct spdk_jsonrpc_request *request,
265 : const struct spdk_json_val *params)
266 : {
267 0 : struct rpc_get_subsystem req = { 0 };
268 : struct spdk_json_write_ctx *w;
269 0 : struct spdk_nvmf_subsystem *subsystem = NULL;
270 : struct spdk_nvmf_tgt *tgt;
271 :
272 0 : if (params) {
273 0 : if (spdk_json_decode_object(params, rpc_get_subsystem_decoders,
274 : SPDK_COUNTOF(rpc_get_subsystem_decoders),
275 : &req)) {
276 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
277 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
278 0 : return;
279 : }
280 0 : }
281 :
282 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
283 0 : if (!tgt) {
284 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
285 : "Unable to find a target.");
286 0 : free(req.tgt_name);
287 0 : free(req.nqn);
288 0 : return;
289 : }
290 :
291 0 : if (req.nqn) {
292 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, req.nqn);
293 0 : if (!subsystem) {
294 0 : SPDK_ERRLOG("subsystem '%s' does not exist\n", req.nqn);
295 0 : spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
296 0 : free(req.tgt_name);
297 0 : free(req.nqn);
298 0 : return;
299 : }
300 0 : }
301 :
302 0 : w = spdk_jsonrpc_begin_result(request);
303 0 : spdk_json_write_array_begin(w);
304 :
305 0 : if (subsystem) {
306 0 : dump_nvmf_subsystem(w, subsystem);
307 0 : } else {
308 0 : for (subsystem = spdk_nvmf_subsystem_get_first(tgt); subsystem != NULL;
309 0 : subsystem = spdk_nvmf_subsystem_get_next(subsystem)) {
310 0 : dump_nvmf_subsystem(w, subsystem);
311 0 : }
312 : }
313 :
314 0 : spdk_json_write_array_end(w);
315 0 : spdk_jsonrpc_end_result(request, w);
316 0 : free(req.tgt_name);
317 0 : free(req.nqn);
318 0 : }
319 0 : SPDK_RPC_REGISTER("nvmf_get_subsystems", rpc_nvmf_get_subsystems, SPDK_RPC_RUNTIME)
320 :
321 : struct rpc_subsystem_create {
322 : char *nqn;
323 : char *serial_number;
324 : char *model_number;
325 : char *tgt_name;
326 : uint32_t max_namespaces;
327 : bool allow_any_host;
328 : bool ana_reporting;
329 : uint16_t min_cntlid;
330 : uint16_t max_cntlid;
331 : uint64_t max_discard_size_kib;
332 : uint64_t max_write_zeroes_size_kib;
333 : bool passthrough;
334 : };
335 :
336 : static const struct spdk_json_object_decoder rpc_subsystem_create_decoders[] = {
337 : {"nqn", offsetof(struct rpc_subsystem_create, nqn), spdk_json_decode_string},
338 : {"serial_number", offsetof(struct rpc_subsystem_create, serial_number), spdk_json_decode_string, true},
339 : {"model_number", offsetof(struct rpc_subsystem_create, model_number), spdk_json_decode_string, true},
340 : {"tgt_name", offsetof(struct rpc_subsystem_create, tgt_name), spdk_json_decode_string, true},
341 : {"max_namespaces", offsetof(struct rpc_subsystem_create, max_namespaces), spdk_json_decode_uint32, true},
342 : {"allow_any_host", offsetof(struct rpc_subsystem_create, allow_any_host), spdk_json_decode_bool, true},
343 : {"ana_reporting", offsetof(struct rpc_subsystem_create, ana_reporting), spdk_json_decode_bool, true},
344 : {"min_cntlid", offsetof(struct rpc_subsystem_create, min_cntlid), spdk_json_decode_uint16, true},
345 : {"max_cntlid", offsetof(struct rpc_subsystem_create, max_cntlid), spdk_json_decode_uint16, true},
346 : {"max_discard_size_kib", offsetof(struct rpc_subsystem_create, max_discard_size_kib), spdk_json_decode_uint64, true},
347 : {"max_write_zeroes_size_kib", offsetof(struct rpc_subsystem_create, max_write_zeroes_size_kib), spdk_json_decode_uint64, true},
348 : {"passthrough", offsetof(struct rpc_subsystem_create, passthrough), spdk_json_decode_bool, true},
349 : };
350 :
351 : static void
352 0 : rpc_nvmf_subsystem_started(struct spdk_nvmf_subsystem *subsystem,
353 : void *cb_arg, int status)
354 : {
355 0 : struct spdk_jsonrpc_request *request = cb_arg;
356 :
357 0 : if (!status) {
358 0 : spdk_jsonrpc_send_bool_response(request, true);
359 0 : } else {
360 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
361 : "Subsystem %s start failed",
362 0 : subsystem->subnqn);
363 0 : spdk_nvmf_subsystem_destroy(subsystem, NULL, NULL);
364 : }
365 0 : }
366 :
367 : static void
368 0 : rpc_nvmf_create_subsystem(struct spdk_jsonrpc_request *request,
369 : const struct spdk_json_val *params)
370 : {
371 : struct rpc_subsystem_create *req;
372 0 : struct spdk_nvmf_subsystem *subsystem = NULL;
373 : struct spdk_nvmf_tgt *tgt;
374 0 : int rc = -1;
375 :
376 0 : req = calloc(1, sizeof(*req));
377 0 : if (!req) {
378 0 : SPDK_ERRLOG("Memory allocation failed\n");
379 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
380 : "Memory allocation failed");
381 0 : return;
382 : }
383 0 : req->min_cntlid = NVMF_MIN_CNTLID;
384 0 : req->max_cntlid = NVMF_MAX_CNTLID;
385 :
386 0 : if (spdk_json_decode_object(params, rpc_subsystem_create_decoders,
387 : SPDK_COUNTOF(rpc_subsystem_create_decoders),
388 0 : req)) {
389 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
390 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
391 0 : goto cleanup;
392 : }
393 :
394 0 : tgt = spdk_nvmf_get_tgt(req->tgt_name);
395 0 : if (!tgt) {
396 0 : SPDK_ERRLOG("Unable to find target %s\n", req->tgt_name);
397 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
398 0 : "Unable to find target %s", req->tgt_name);
399 0 : goto cleanup;
400 : }
401 :
402 0 : subsystem = spdk_nvmf_subsystem_create(tgt, req->nqn, SPDK_NVMF_SUBTYPE_NVME,
403 0 : req->max_namespaces);
404 0 : if (!subsystem) {
405 0 : SPDK_ERRLOG("Unable to create subsystem %s\n", req->nqn);
406 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
407 0 : "Unable to create subsystem %s", req->nqn);
408 0 : goto cleanup;
409 : }
410 :
411 0 : if (req->serial_number) {
412 0 : if (spdk_nvmf_subsystem_set_sn(subsystem, req->serial_number)) {
413 0 : SPDK_ERRLOG("Subsystem %s: invalid serial number '%s'\n", req->nqn, req->serial_number);
414 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
415 0 : "Invalid SN %s", req->serial_number);
416 0 : goto cleanup;
417 : }
418 0 : }
419 :
420 0 : if (req->model_number) {
421 0 : if (spdk_nvmf_subsystem_set_mn(subsystem, req->model_number)) {
422 0 : SPDK_ERRLOG("Subsystem %s: invalid model number '%s'\n", req->nqn, req->model_number);
423 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
424 0 : "Invalid MN %s", req->model_number);
425 0 : goto cleanup;
426 : }
427 0 : }
428 :
429 0 : spdk_nvmf_subsystem_set_allow_any_host(subsystem, req->allow_any_host);
430 :
431 0 : spdk_nvmf_subsystem_set_ana_reporting(subsystem, req->ana_reporting);
432 :
433 0 : if (spdk_nvmf_subsystem_set_cntlid_range(subsystem, req->min_cntlid, req->max_cntlid)) {
434 0 : SPDK_ERRLOG("Subsystem %s: invalid cntlid range [%u-%u]\n", req->nqn, req->min_cntlid,
435 : req->max_cntlid);
436 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
437 0 : "Invalid cntlid range [%u-%u]", req->min_cntlid, req->max_cntlid);
438 0 : goto cleanup;
439 : }
440 :
441 0 : subsystem->max_discard_size_kib = req->max_discard_size_kib;
442 :
443 : /* max_write_zeroes_size_kib must be aligned to 4 and power of 2 */
444 0 : if (req->max_write_zeroes_size_kib == 0 || (req->max_write_zeroes_size_kib > 2 &&
445 0 : spdk_u64_is_pow2(req->max_write_zeroes_size_kib))) {
446 0 : subsystem->max_write_zeroes_size_kib = req->max_write_zeroes_size_kib;
447 0 : } else {
448 0 : SPDK_ERRLOG("Subsystem %s: invalid max_write_zeroes_size_kib %"PRIu64"\n", req->nqn,
449 : req->max_write_zeroes_size_kib);
450 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
451 0 : "Invalid max_write_zeroes_size_kib %"PRIu64, req->max_write_zeroes_size_kib);
452 0 : goto cleanup;
453 : }
454 :
455 0 : subsystem->passthrough = req->passthrough;
456 :
457 0 : rc = spdk_nvmf_subsystem_start(subsystem,
458 : rpc_nvmf_subsystem_started,
459 0 : request);
460 0 : if (rc) {
461 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
462 : "Failed to start subsystem");
463 0 : }
464 :
465 : cleanup:
466 0 : free(req->nqn);
467 0 : free(req->tgt_name);
468 0 : free(req->serial_number);
469 0 : free(req->model_number);
470 0 : free(req);
471 :
472 0 : if (rc && subsystem) {
473 0 : spdk_nvmf_subsystem_destroy(subsystem, NULL, NULL);
474 0 : }
475 0 : }
476 0 : SPDK_RPC_REGISTER("nvmf_create_subsystem", rpc_nvmf_create_subsystem, SPDK_RPC_RUNTIME)
477 :
478 : struct rpc_delete_subsystem {
479 : char *nqn;
480 : char *tgt_name;
481 : };
482 :
483 : static void
484 0 : free_rpc_delete_subsystem(struct rpc_delete_subsystem *r)
485 : {
486 0 : free(r->nqn);
487 0 : free(r->tgt_name);
488 0 : }
489 :
490 : static void
491 0 : rpc_nvmf_subsystem_destroy_complete_cb(void *cb_arg)
492 : {
493 0 : struct spdk_jsonrpc_request *request = cb_arg;
494 :
495 0 : spdk_jsonrpc_send_bool_response(request, true);
496 0 : }
497 :
498 : static void
499 0 : rpc_nvmf_subsystem_stopped(struct spdk_nvmf_subsystem *subsystem,
500 : void *cb_arg, int status)
501 : {
502 0 : struct spdk_jsonrpc_request *request = cb_arg;
503 : int rc;
504 :
505 0 : nvmf_subsystem_remove_all_listeners(subsystem, true);
506 0 : rc = spdk_nvmf_subsystem_destroy(subsystem, rpc_nvmf_subsystem_destroy_complete_cb, request);
507 0 : if (rc) {
508 0 : if (rc == -EINPROGRESS) {
509 : /* response will be sent in completion callback */
510 0 : return;
511 : } else {
512 0 : SPDK_ERRLOG("Subsystem destruction failed, rc %d\n", rc);
513 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
514 0 : "Subsystem destruction failed, rc %d", rc);
515 0 : return;
516 : }
517 : }
518 0 : spdk_jsonrpc_send_bool_response(request, true);
519 0 : }
520 :
521 : static const struct spdk_json_object_decoder rpc_delete_subsystem_decoders[] = {
522 : {"nqn", offsetof(struct rpc_delete_subsystem, nqn), spdk_json_decode_string},
523 : {"tgt_name", offsetof(struct rpc_delete_subsystem, tgt_name), spdk_json_decode_string, true},
524 : };
525 :
526 : static void
527 0 : rpc_nvmf_delete_subsystem(struct spdk_jsonrpc_request *request,
528 : const struct spdk_json_val *params)
529 : {
530 0 : struct rpc_delete_subsystem req = { 0 };
531 : struct spdk_nvmf_subsystem *subsystem;
532 : struct spdk_nvmf_tgt *tgt;
533 : int rc;
534 :
535 0 : if (spdk_json_decode_object(params, rpc_delete_subsystem_decoders,
536 : SPDK_COUNTOF(rpc_delete_subsystem_decoders),
537 : &req)) {
538 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
539 0 : goto invalid;
540 : }
541 :
542 0 : if (req.nqn == NULL) {
543 0 : SPDK_ERRLOG("missing name param\n");
544 0 : goto invalid;
545 : }
546 :
547 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
548 0 : if (!tgt) {
549 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
550 : "Unable to find a target.");
551 0 : goto invalid_custom_response;
552 : }
553 :
554 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, req.nqn);
555 0 : if (!subsystem) {
556 0 : goto invalid;
557 : }
558 :
559 0 : free_rpc_delete_subsystem(&req);
560 :
561 0 : rc = spdk_nvmf_subsystem_stop(subsystem,
562 : rpc_nvmf_subsystem_stopped,
563 0 : request);
564 0 : if (rc == -EBUSY) {
565 0 : SPDK_ERRLOG("Subsystem currently in another state change try again later.\n");
566 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
567 : "Subsystem currently in another state change try again later.");
568 0 : } else if (rc != 0) {
569 0 : SPDK_ERRLOG("Unable to change state on subsystem. rc=%d\n", rc);
570 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
571 0 : "Unable to change state on subsystem. rc=%d", rc);
572 0 : }
573 :
574 0 : return;
575 :
576 : invalid:
577 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
578 : invalid_custom_response:
579 0 : free_rpc_delete_subsystem(&req);
580 0 : }
581 0 : SPDK_RPC_REGISTER("nvmf_delete_subsystem", rpc_nvmf_delete_subsystem, SPDK_RPC_RUNTIME)
582 :
583 : struct rpc_listen_address {
584 : char *trtype;
585 : char *adrfam;
586 : char *traddr;
587 : char *trsvcid;
588 : };
589 :
590 : static const struct spdk_json_object_decoder rpc_listen_address_decoders[] = {
591 : {"trtype", offsetof(struct rpc_listen_address, trtype), spdk_json_decode_string, true},
592 : {"adrfam", offsetof(struct rpc_listen_address, adrfam), spdk_json_decode_string, true},
593 : {"traddr", offsetof(struct rpc_listen_address, traddr), spdk_json_decode_string},
594 : {"trsvcid", offsetof(struct rpc_listen_address, trsvcid), spdk_json_decode_string, true},
595 : };
596 :
597 : static int
598 0 : decode_rpc_listen_address(const struct spdk_json_val *val, void *out)
599 : {
600 0 : struct rpc_listen_address *req = (struct rpc_listen_address *)out;
601 :
602 0 : return spdk_json_decode_object(val, rpc_listen_address_decoders,
603 0 : SPDK_COUNTOF(rpc_listen_address_decoders), req);
604 : }
605 :
606 : static void
607 0 : free_rpc_listen_address(struct rpc_listen_address *r)
608 : {
609 0 : free(r->trtype);
610 0 : free(r->adrfam);
611 0 : free(r->traddr);
612 0 : free(r->trsvcid);
613 0 : }
614 :
615 : enum nvmf_rpc_listen_op {
616 : NVMF_RPC_LISTEN_ADD,
617 : NVMF_RPC_LISTEN_REMOVE,
618 : NVMF_RPC_LISTEN_SET_ANA_STATE,
619 : };
620 :
621 : struct nvmf_rpc_listener_ctx {
622 : char *nqn;
623 : char *tgt_name;
624 : struct spdk_nvmf_tgt *tgt;
625 : struct spdk_nvmf_transport *transport;
626 : struct spdk_nvmf_subsystem *subsystem;
627 : struct rpc_listen_address address;
628 : char *ana_state_str;
629 : enum spdk_nvme_ana_state ana_state;
630 : uint32_t anagrpid;
631 :
632 : struct spdk_jsonrpc_request *request;
633 : struct spdk_nvme_transport_id trid;
634 : enum nvmf_rpc_listen_op op;
635 : bool response_sent;
636 : struct spdk_nvmf_listen_opts opts;
637 :
638 : /* Hole at bytes 705-711 */
639 : uint8_t reserved1[7];
640 :
641 : /* Additional options for listener creation.
642 : * Must be 8-byte aligned. */
643 : struct spdk_nvmf_listener_opts listener_opts;
644 : };
645 :
646 : static const struct spdk_json_object_decoder nvmf_rpc_listener_decoder[] = {
647 : {"nqn", offsetof(struct nvmf_rpc_listener_ctx, nqn), spdk_json_decode_string},
648 : {"listen_address", offsetof(struct nvmf_rpc_listener_ctx, address), decode_rpc_listen_address},
649 : {"tgt_name", offsetof(struct nvmf_rpc_listener_ctx, tgt_name), spdk_json_decode_string, true},
650 : {"secure_channel", offsetof(struct nvmf_rpc_listener_ctx, listener_opts.secure_channel), spdk_json_decode_bool, true},
651 : {"ana_state", offsetof(struct nvmf_rpc_listener_ctx, ana_state_str), spdk_json_decode_string, true},
652 : {"sock_impl", offsetof(struct nvmf_rpc_listener_ctx, listener_opts.sock_impl), spdk_json_decode_string, true},
653 : };
654 :
655 : static void
656 0 : nvmf_rpc_listener_ctx_free(struct nvmf_rpc_listener_ctx *ctx)
657 : {
658 0 : free(ctx->nqn);
659 0 : free(ctx->tgt_name);
660 0 : free_rpc_listen_address(&ctx->address);
661 0 : free(ctx->ana_state_str);
662 0 : free(ctx);
663 0 : }
664 :
665 : static void
666 0 : nvmf_rpc_listen_resumed(struct spdk_nvmf_subsystem *subsystem,
667 : void *cb_arg, int status)
668 : {
669 0 : struct nvmf_rpc_listener_ctx *ctx = cb_arg;
670 : struct spdk_jsonrpc_request *request;
671 :
672 0 : request = ctx->request;
673 0 : if (ctx->response_sent) {
674 : /* If an error occurred, the response has already been sent. */
675 0 : nvmf_rpc_listener_ctx_free(ctx);
676 0 : return;
677 : }
678 :
679 0 : nvmf_rpc_listener_ctx_free(ctx);
680 :
681 0 : spdk_jsonrpc_send_bool_response(request, true);
682 0 : }
683 :
684 : static void
685 0 : nvmf_rpc_subsystem_listen(void *cb_arg, int status)
686 : {
687 0 : struct nvmf_rpc_listener_ctx *ctx = cb_arg;
688 :
689 0 : if (status) {
690 : /* Destroy the listener that we just created. Ignore the error code because
691 : * the RPC is failing already anyway. */
692 0 : spdk_nvmf_tgt_stop_listen(ctx->tgt, &ctx->trid);
693 :
694 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
695 : "Invalid parameters");
696 0 : ctx->response_sent = true;
697 0 : }
698 :
699 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, nvmf_rpc_listen_resumed, ctx)) {
700 0 : if (!ctx->response_sent) {
701 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
702 : "Internal error");
703 0 : }
704 0 : nvmf_rpc_listener_ctx_free(ctx);
705 : /* Can't really do anything to recover here - subsystem will remain paused. */
706 0 : }
707 0 : }
708 : static void
709 0 : nvmf_rpc_stop_listen_async_done(void *cb_arg, int status)
710 : {
711 0 : struct nvmf_rpc_listener_ctx *ctx = cb_arg;
712 :
713 0 : if (status) {
714 0 : SPDK_ERRLOG("Unable to stop listener.\n");
715 0 : spdk_jsonrpc_send_error_response_fmt(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
716 0 : "error stopping listener: %d", status);
717 0 : ctx->response_sent = true;
718 0 : }
719 :
720 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, nvmf_rpc_listen_resumed, ctx)) {
721 0 : if (!ctx->response_sent) {
722 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
723 : "Internal error");
724 0 : }
725 0 : nvmf_rpc_listener_ctx_free(ctx);
726 : /* Can't really do anything to recover here - subsystem will remain paused. */
727 0 : }
728 0 : }
729 :
730 : static void
731 0 : nvmf_rpc_set_ana_state_done(void *cb_arg, int status)
732 : {
733 0 : struct nvmf_rpc_listener_ctx *ctx = cb_arg;
734 :
735 0 : if (status) {
736 0 : SPDK_ERRLOG("Unable to set ANA state.\n");
737 0 : spdk_jsonrpc_send_error_response_fmt(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
738 0 : "error setting ANA state: %d", status);
739 0 : ctx->response_sent = true;
740 0 : }
741 :
742 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, nvmf_rpc_listen_resumed, ctx)) {
743 0 : if (!ctx->response_sent) {
744 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
745 : "Internal error");
746 0 : }
747 0 : nvmf_rpc_listener_ctx_free(ctx);
748 : /* Can't really do anything to recover here - subsystem will remain paused. */
749 0 : }
750 0 : }
751 :
752 : static void
753 0 : nvmf_rpc_listen_paused(struct spdk_nvmf_subsystem *subsystem,
754 : void *cb_arg, int status)
755 : {
756 0 : struct nvmf_rpc_listener_ctx *ctx = cb_arg;
757 : int rc;
758 :
759 0 : switch (ctx->op) {
760 : case NVMF_RPC_LISTEN_ADD:
761 0 : if (nvmf_subsystem_find_listener(subsystem, &ctx->trid)) {
762 0 : SPDK_ERRLOG("Listener already exists\n");
763 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
764 : "Invalid parameters");
765 0 : ctx->response_sent = true;
766 0 : break;
767 : }
768 :
769 0 : rc = spdk_nvmf_tgt_listen_ext(ctx->tgt, &ctx->trid, &ctx->opts);
770 0 : if (rc) {
771 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
772 : "Invalid parameters");
773 0 : ctx->response_sent = true;
774 0 : break;
775 : }
776 :
777 0 : spdk_nvmf_subsystem_add_listener_ext(ctx->subsystem, &ctx->trid, nvmf_rpc_subsystem_listen, ctx,
778 0 : &ctx->listener_opts);
779 0 : return;
780 : case NVMF_RPC_LISTEN_REMOVE:
781 0 : rc = spdk_nvmf_subsystem_remove_listener(subsystem, &ctx->trid);
782 0 : if (rc) {
783 0 : SPDK_ERRLOG("Unable to remove listener, rc %d\n", rc);
784 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
785 : "Invalid parameters");
786 0 : ctx->response_sent = true;
787 0 : break;
788 : }
789 :
790 0 : spdk_nvmf_transport_stop_listen_async(ctx->transport, &ctx->trid, subsystem,
791 0 : nvmf_rpc_stop_listen_async_done, ctx);
792 0 : return;
793 : case NVMF_RPC_LISTEN_SET_ANA_STATE:
794 0 : spdk_nvmf_subsystem_set_ana_state(subsystem, &ctx->trid, ctx->ana_state, ctx->anagrpid,
795 0 : nvmf_rpc_set_ana_state_done, ctx);
796 0 : return;
797 : default:
798 0 : SPDK_UNREACHABLE();
799 : }
800 :
801 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_listen_resumed, ctx)) {
802 0 : if (!ctx->response_sent) {
803 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
804 : "Internal error");
805 0 : }
806 :
807 0 : nvmf_rpc_listener_ctx_free(ctx);
808 : /* Can't really do anything to recover here - subsystem will remain paused. */
809 0 : }
810 0 : }
811 :
812 : static int
813 0 : rpc_listen_address_to_trid(const struct rpc_listen_address *address,
814 : struct spdk_nvme_transport_id *trid)
815 : {
816 : size_t len;
817 :
818 0 : memset(trid, 0, sizeof(*trid));
819 :
820 0 : if (spdk_nvme_transport_id_populate_trstring(trid, address->trtype)) {
821 0 : SPDK_ERRLOG("Invalid trtype string: %s\n", address->trtype);
822 0 : return -EINVAL;
823 : }
824 :
825 0 : if (spdk_nvme_transport_id_parse_trtype(&trid->trtype, address->trtype)) {
826 0 : SPDK_ERRLOG("Invalid trtype type: %s\n", address->trtype);
827 0 : return -EINVAL;
828 : }
829 :
830 0 : if (address->adrfam) {
831 0 : if (spdk_nvme_transport_id_parse_adrfam(&trid->adrfam, address->adrfam)) {
832 0 : SPDK_ERRLOG("Invalid adrfam: %s\n", address->adrfam);
833 0 : return -EINVAL;
834 : }
835 0 : } else {
836 0 : trid->adrfam = SPDK_NVMF_ADRFAM_IPV4;
837 : }
838 :
839 0 : len = strlen(address->traddr);
840 0 : if (len > sizeof(trid->traddr) - 1) {
841 0 : SPDK_ERRLOG("Transport address longer than %zu characters: %s\n",
842 : sizeof(trid->traddr) - 1, address->traddr);
843 0 : return -EINVAL;
844 : }
845 0 : memcpy(trid->traddr, address->traddr, len + 1);
846 :
847 0 : trid->trsvcid[0] = '\0';
848 0 : if (address->trsvcid) {
849 0 : len = strlen(address->trsvcid);
850 0 : if (len > sizeof(trid->trsvcid) - 1) {
851 0 : SPDK_ERRLOG("Transport service id longer than %zu characters: %s\n",
852 : sizeof(trid->trsvcid) - 1, address->trsvcid);
853 0 : return -EINVAL;
854 : }
855 0 : memcpy(trid->trsvcid, address->trsvcid, len + 1);
856 0 : }
857 :
858 0 : return 0;
859 0 : }
860 :
861 : static void
862 0 : rpc_nvmf_subsystem_add_listener(struct spdk_jsonrpc_request *request,
863 : const struct spdk_json_val *params)
864 : {
865 : struct nvmf_rpc_listener_ctx *ctx;
866 : struct spdk_nvmf_subsystem *subsystem;
867 : struct spdk_nvmf_tgt *tgt;
868 : int rc;
869 :
870 0 : ctx = calloc(1, sizeof(*ctx));
871 0 : if (!ctx) {
872 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
873 0 : return;
874 : }
875 :
876 0 : ctx->request = request;
877 :
878 0 : spdk_nvmf_subsystem_listener_opts_init(&ctx->listener_opts, sizeof(ctx->listener_opts));
879 :
880 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_listener_decoder,
881 : SPDK_COUNTOF(nvmf_rpc_listener_decoder),
882 0 : ctx)) {
883 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
884 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
885 0 : nvmf_rpc_listener_ctx_free(ctx);
886 0 : return;
887 : }
888 :
889 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
890 0 : if (!tgt) {
891 0 : SPDK_ERRLOG("Unable to find a target object.\n");
892 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
893 : "Unable to find a target.");
894 0 : nvmf_rpc_listener_ctx_free(ctx);
895 0 : return;
896 : }
897 0 : ctx->tgt = tgt;
898 :
899 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
900 0 : if (!subsystem) {
901 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
902 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
903 0 : nvmf_rpc_listener_ctx_free(ctx);
904 0 : return;
905 : }
906 :
907 0 : ctx->subsystem = subsystem;
908 :
909 0 : if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
910 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
911 : "Invalid parameters");
912 0 : nvmf_rpc_listener_ctx_free(ctx);
913 0 : return;
914 : }
915 :
916 0 : ctx->op = NVMF_RPC_LISTEN_ADD;
917 0 : spdk_nvmf_listen_opts_init(&ctx->opts, sizeof(ctx->opts));
918 0 : ctx->opts.transport_specific = params;
919 0 : if (spdk_nvmf_subsystem_get_allow_any_host(subsystem) && ctx->listener_opts.secure_channel) {
920 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
921 : "Cannot establish secure channel, when 'allow_any_host' is set");
922 0 : nvmf_rpc_listener_ctx_free(ctx);
923 0 : return;
924 : }
925 0 : ctx->opts.secure_channel = ctx->listener_opts.secure_channel;
926 :
927 0 : if (ctx->ana_state_str) {
928 0 : if (rpc_ana_state_parse(ctx->ana_state_str, &ctx->ana_state)) {
929 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
930 : "Invalid parameters");
931 0 : nvmf_rpc_listener_ctx_free(ctx);
932 0 : return;
933 : }
934 0 : ctx->listener_opts.ana_state = ctx->ana_state;
935 0 : }
936 :
937 0 : ctx->opts.sock_impl = ctx->listener_opts.sock_impl;
938 :
939 0 : rc = spdk_nvmf_subsystem_pause(subsystem, 0, nvmf_rpc_listen_paused, ctx);
940 0 : if (rc != 0) {
941 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
942 0 : nvmf_rpc_listener_ctx_free(ctx);
943 0 : }
944 0 : }
945 0 : SPDK_RPC_REGISTER("nvmf_subsystem_add_listener", rpc_nvmf_subsystem_add_listener,
946 : SPDK_RPC_RUNTIME);
947 :
948 : static void
949 0 : rpc_nvmf_subsystem_remove_listener(struct spdk_jsonrpc_request *request,
950 : const struct spdk_json_val *params)
951 : {
952 : struct nvmf_rpc_listener_ctx *ctx;
953 : struct spdk_nvmf_subsystem *subsystem;
954 : struct spdk_nvmf_tgt *tgt;
955 : int rc;
956 :
957 0 : ctx = calloc(1, sizeof(*ctx));
958 0 : if (!ctx) {
959 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
960 0 : return;
961 : }
962 :
963 0 : ctx->request = request;
964 :
965 0 : if (spdk_json_decode_object(params, nvmf_rpc_listener_decoder,
966 : SPDK_COUNTOF(nvmf_rpc_listener_decoder),
967 0 : ctx)) {
968 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
969 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
970 0 : nvmf_rpc_listener_ctx_free(ctx);
971 0 : return;
972 : }
973 :
974 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
975 0 : if (!tgt) {
976 0 : SPDK_ERRLOG("Unable to find a target object.\n");
977 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
978 : "Unable to find a target.");
979 0 : nvmf_rpc_listener_ctx_free(ctx);
980 0 : return;
981 : }
982 0 : ctx->tgt = tgt;
983 :
984 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
985 0 : if (!subsystem) {
986 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
987 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
988 0 : nvmf_rpc_listener_ctx_free(ctx);
989 0 : return;
990 : }
991 :
992 0 : ctx->subsystem = subsystem;
993 :
994 0 : if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
995 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
996 : "Invalid parameters");
997 0 : nvmf_rpc_listener_ctx_free(ctx);
998 0 : return;
999 : }
1000 :
1001 0 : ctx->transport = spdk_nvmf_tgt_get_transport(tgt, ctx->trid.trstring);
1002 0 : if (!ctx->transport) {
1003 0 : SPDK_ERRLOG("Unable to find %s transport. The transport must be created first also make sure it is properly registered.\n",
1004 : ctx->trid.trstring);
1005 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1006 : "Invalid parameters");
1007 0 : nvmf_rpc_listener_ctx_free(ctx);
1008 0 : return;
1009 : }
1010 :
1011 0 : ctx->op = NVMF_RPC_LISTEN_REMOVE;
1012 :
1013 0 : rc = spdk_nvmf_subsystem_pause(subsystem, 0, nvmf_rpc_listen_paused, ctx);
1014 0 : if (rc != 0) {
1015 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1016 0 : nvmf_rpc_listener_ctx_free(ctx);
1017 0 : }
1018 0 : }
1019 0 : SPDK_RPC_REGISTER("nvmf_subsystem_remove_listener", rpc_nvmf_subsystem_remove_listener,
1020 : SPDK_RPC_RUNTIME);
1021 :
1022 : struct nvmf_rpc_referral_ctx {
1023 : char *tgt_name;
1024 : struct rpc_listen_address address;
1025 : bool secure_channel;
1026 : char *subnqn;
1027 : bool allow_any_host;
1028 : };
1029 :
1030 : static const struct spdk_json_object_decoder nvmf_rpc_referral_decoder[] = {
1031 : {"address", offsetof(struct nvmf_rpc_referral_ctx, address), decode_rpc_listen_address},
1032 : {"tgt_name", offsetof(struct nvmf_rpc_referral_ctx, tgt_name), spdk_json_decode_string, true},
1033 : {"secure_channel", offsetof(struct nvmf_rpc_referral_ctx, secure_channel), spdk_json_decode_bool, true},
1034 : {"subnqn", offsetof(struct nvmf_rpc_referral_ctx, subnqn), spdk_json_decode_string, true},
1035 : {"allow_any_host", offsetof(struct nvmf_rpc_referral_ctx, allow_any_host), spdk_json_decode_bool, true},
1036 : };
1037 :
1038 : static void
1039 0 : nvmf_rpc_referral_ctx_free(struct nvmf_rpc_referral_ctx *ctx)
1040 : {
1041 0 : free(ctx->tgt_name);
1042 0 : free(ctx->subnqn);
1043 0 : free_rpc_listen_address(&ctx->address);
1044 0 : }
1045 :
1046 : static void
1047 0 : rpc_nvmf_add_referral(struct spdk_jsonrpc_request *request,
1048 : const struct spdk_json_val *params)
1049 : {
1050 0 : struct nvmf_rpc_referral_ctx ctx = {};
1051 0 : struct spdk_nvme_transport_id trid = {};
1052 : struct spdk_nvmf_tgt *tgt;
1053 0 : struct spdk_nvmf_referral_opts opts = {};
1054 : int rc;
1055 :
1056 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_referral_decoder,
1057 : SPDK_COUNTOF(nvmf_rpc_referral_decoder),
1058 : &ctx)) {
1059 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
1060 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1061 0 : nvmf_rpc_referral_ctx_free(&ctx);
1062 0 : return;
1063 : }
1064 :
1065 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
1066 0 : if (!tgt) {
1067 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1068 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1069 : "Unable to find a target.");
1070 0 : nvmf_rpc_referral_ctx_free(&ctx);
1071 0 : return;
1072 : }
1073 :
1074 0 : if (rpc_listen_address_to_trid(&ctx.address, &trid)) {
1075 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1076 : "Invalid parameters");
1077 0 : nvmf_rpc_referral_ctx_free(&ctx);
1078 0 : return;
1079 : }
1080 :
1081 0 : if (ctx.subnqn != NULL) {
1082 0 : rc = snprintf(trid.subnqn, sizeof(trid.subnqn), "%s", ctx.subnqn);
1083 0 : if (rc < 0 || (size_t)rc >= sizeof(trid.subnqn)) {
1084 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1085 : "Invalid subsystem NQN");
1086 0 : nvmf_rpc_referral_ctx_free(&ctx);
1087 0 : return;
1088 : }
1089 0 : }
1090 :
1091 0 : if ((trid.trtype == SPDK_NVME_TRANSPORT_TCP ||
1092 0 : trid.trtype == SPDK_NVME_TRANSPORT_RDMA) &&
1093 0 : !strlen(trid.trsvcid)) {
1094 0 : SPDK_ERRLOG("Service ID is required.\n");
1095 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1096 : "Service ID is required.");
1097 0 : nvmf_rpc_referral_ctx_free(&ctx);
1098 0 : return;
1099 : }
1100 :
1101 0 : opts.size = SPDK_SIZEOF(&opts, allow_any_host);
1102 0 : opts.trid = trid;
1103 0 : opts.secure_channel = ctx.secure_channel;
1104 0 : opts.allow_any_host = ctx.allow_any_host;
1105 :
1106 0 : rc = spdk_nvmf_tgt_add_referral(tgt, &opts);
1107 0 : if (rc != 0) {
1108 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1109 : "Internal error");
1110 0 : nvmf_rpc_referral_ctx_free(&ctx);
1111 0 : return;
1112 : }
1113 :
1114 0 : nvmf_rpc_referral_ctx_free(&ctx);
1115 :
1116 0 : spdk_jsonrpc_send_bool_response(request, true);
1117 0 : }
1118 :
1119 0 : SPDK_RPC_REGISTER("nvmf_discovery_add_referral", rpc_nvmf_add_referral,
1120 : SPDK_RPC_RUNTIME);
1121 :
1122 : static void
1123 0 : rpc_nvmf_remove_referral(struct spdk_jsonrpc_request *request,
1124 : const struct spdk_json_val *params)
1125 : {
1126 0 : struct nvmf_rpc_referral_ctx ctx = {};
1127 0 : struct spdk_nvme_transport_id trid = {};
1128 0 : struct spdk_nvmf_referral_opts opts = {};
1129 : struct spdk_nvmf_tgt *tgt;
1130 : int rc;
1131 :
1132 0 : if (spdk_json_decode_object(params, nvmf_rpc_referral_decoder,
1133 : SPDK_COUNTOF(nvmf_rpc_referral_decoder),
1134 : &ctx)) {
1135 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1136 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1137 0 : nvmf_rpc_referral_ctx_free(&ctx);
1138 0 : return;
1139 : }
1140 :
1141 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
1142 0 : if (!tgt) {
1143 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1144 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1145 : "Unable to find a target.");
1146 0 : nvmf_rpc_referral_ctx_free(&ctx);
1147 0 : return;
1148 : }
1149 :
1150 0 : if (rpc_listen_address_to_trid(&ctx.address, &trid)) {
1151 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1152 : "Invalid parameters");
1153 0 : nvmf_rpc_referral_ctx_free(&ctx);
1154 0 : return;
1155 : }
1156 :
1157 0 : if (ctx.subnqn != NULL) {
1158 0 : rc = snprintf(trid.subnqn, sizeof(trid.subnqn), "%s", ctx.subnqn);
1159 0 : if (rc < 0 || (size_t)rc >= sizeof(trid.subnqn)) {
1160 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1161 : "Invalid subsystem NQN");
1162 0 : nvmf_rpc_referral_ctx_free(&ctx);
1163 0 : return;
1164 : }
1165 0 : }
1166 :
1167 0 : opts.size = SPDK_SIZEOF(&opts, allow_any_host);
1168 0 : opts.trid = trid;
1169 :
1170 0 : if (spdk_nvmf_tgt_remove_referral(tgt, &opts)) {
1171 0 : SPDK_ERRLOG("Failed to remove referral.\n");
1172 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1173 : "Unable to remove a referral.");
1174 0 : nvmf_rpc_referral_ctx_free(&ctx);
1175 0 : return;
1176 : }
1177 :
1178 0 : nvmf_rpc_referral_ctx_free(&ctx);
1179 :
1180 0 : spdk_jsonrpc_send_bool_response(request, true);
1181 0 : }
1182 :
1183 0 : SPDK_RPC_REGISTER("nvmf_discovery_remove_referral", rpc_nvmf_remove_referral,
1184 : SPDK_RPC_RUNTIME);
1185 :
1186 : static void
1187 0 : dump_nvmf_referral(struct spdk_json_write_ctx *w,
1188 : struct spdk_nvmf_referral *referral)
1189 : {
1190 : struct spdk_nvmf_host *host;
1191 0 : spdk_json_write_object_begin(w);
1192 :
1193 0 : spdk_json_write_named_object_begin(w, "address");
1194 0 : nvmf_transport_listen_dump_trid(&referral->trid, w);
1195 0 : spdk_json_write_object_end(w);
1196 0 : spdk_json_write_named_bool(w, "secure_channel",
1197 0 : referral->entry.treq.secure_channel == SPDK_NVMF_TREQ_SECURE_CHANNEL_REQUIRED);
1198 0 : spdk_json_write_named_string(w, "subnqn", referral->trid.subnqn);
1199 0 : spdk_json_write_named_bool(w, "allow_any_host",
1200 0 : spdk_nvmf_referral_get_allow_any_host(referral));
1201 0 : spdk_json_write_named_array_begin(w, "hosts");
1202 0 : for (host = spdk_nvmf_referral_get_first_host(referral); host != NULL;
1203 0 : host = spdk_nvmf_referral_get_next_host(referral, host)) {
1204 0 : spdk_json_write_object_begin(w);
1205 0 : spdk_json_write_named_string(w, "nqn", spdk_nvmf_host_get_nqn(host));
1206 0 : spdk_json_write_object_end(w);
1207 0 : }
1208 0 : spdk_json_write_array_end(w);
1209 :
1210 0 : spdk_json_write_object_end(w);
1211 0 : }
1212 :
1213 : struct rpc_get_referrals_ctx {
1214 : char *tgt_name;
1215 : };
1216 :
1217 : static const struct spdk_json_object_decoder rpc_get_referrals_decoders[] = {
1218 : {"tgt_name", offsetof(struct rpc_get_referrals_ctx, tgt_name), spdk_json_decode_string, true},
1219 : };
1220 :
1221 : static void
1222 0 : free_rpc_get_referrals_ctx(struct rpc_get_referrals_ctx *ctx)
1223 : {
1224 0 : free(ctx->tgt_name);
1225 0 : free(ctx);
1226 0 : }
1227 :
1228 : static void
1229 0 : rpc_nvmf_get_referrals(struct spdk_jsonrpc_request *request,
1230 : const struct spdk_json_val *params)
1231 : {
1232 : struct rpc_get_referrals_ctx *ctx;
1233 : struct spdk_nvmf_tgt *tgt;
1234 : struct spdk_json_write_ctx *w;
1235 : struct spdk_nvmf_referral *referral;
1236 :
1237 0 : ctx = calloc(1, sizeof(*ctx));
1238 0 : if (!ctx) {
1239 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1240 : "Out of memory");
1241 0 : return;
1242 : }
1243 :
1244 0 : if (params) {
1245 0 : if (spdk_json_decode_object(params, rpc_get_referrals_decoders,
1246 : SPDK_COUNTOF(rpc_get_referrals_decoders),
1247 0 : ctx)) {
1248 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1249 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1250 : "Invalid parameters");
1251 0 : free_rpc_get_referrals_ctx(ctx);
1252 0 : return;
1253 : }
1254 0 : }
1255 :
1256 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1257 0 : if (!tgt) {
1258 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1259 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1260 : "Unable to find a target");
1261 0 : free_rpc_get_referrals_ctx(ctx);
1262 0 : return;
1263 : }
1264 :
1265 0 : w = spdk_jsonrpc_begin_result(request);
1266 :
1267 0 : spdk_json_write_array_begin(w);
1268 :
1269 0 : TAILQ_FOREACH(referral, &tgt->referrals, link) {
1270 0 : dump_nvmf_referral(w, referral);
1271 0 : }
1272 :
1273 0 : spdk_json_write_array_end(w);
1274 :
1275 0 : spdk_jsonrpc_end_result(request, w);
1276 :
1277 0 : free_rpc_get_referrals_ctx(ctx);
1278 0 : }
1279 0 : SPDK_RPC_REGISTER("nvmf_discovery_get_referrals", rpc_nvmf_get_referrals,
1280 : SPDK_RPC_RUNTIME);
1281 :
1282 : static const struct spdk_json_object_decoder nvmf_rpc_set_ana_state_decoder[] = {
1283 : {"nqn", offsetof(struct nvmf_rpc_listener_ctx, nqn), spdk_json_decode_string},
1284 : {"listen_address", offsetof(struct nvmf_rpc_listener_ctx, address), decode_rpc_listen_address},
1285 : {"ana_state", offsetof(struct nvmf_rpc_listener_ctx, ana_state_str), spdk_json_decode_string},
1286 : {"tgt_name", offsetof(struct nvmf_rpc_listener_ctx, tgt_name), spdk_json_decode_string, true},
1287 : {"anagrpid", offsetof(struct nvmf_rpc_listener_ctx, anagrpid), spdk_json_decode_uint32, true},
1288 : };
1289 :
1290 : static int
1291 0 : rpc_ana_state_parse(const char *str, enum spdk_nvme_ana_state *ana_state)
1292 : {
1293 0 : if (ana_state == NULL || str == NULL) {
1294 0 : return -EINVAL;
1295 : }
1296 :
1297 0 : if (strcasecmp(str, "optimized") == 0) {
1298 0 : *ana_state = SPDK_NVME_ANA_OPTIMIZED_STATE;
1299 0 : } else if (strcasecmp(str, "non_optimized") == 0) {
1300 0 : *ana_state = SPDK_NVME_ANA_NON_OPTIMIZED_STATE;
1301 0 : } else if (strcasecmp(str, "inaccessible") == 0) {
1302 0 : *ana_state = SPDK_NVME_ANA_INACCESSIBLE_STATE;
1303 0 : } else {
1304 0 : return -ENOENT;
1305 : }
1306 :
1307 0 : return 0;
1308 0 : }
1309 :
1310 : static void
1311 0 : rpc_nvmf_subsystem_listener_set_ana_state(struct spdk_jsonrpc_request *request,
1312 : const struct spdk_json_val *params)
1313 : {
1314 : struct nvmf_rpc_listener_ctx *ctx;
1315 : struct spdk_nvmf_subsystem *subsystem;
1316 : struct spdk_nvmf_tgt *tgt;
1317 :
1318 0 : ctx = calloc(1, sizeof(*ctx));
1319 0 : if (!ctx) {
1320 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1321 : "Out of memory");
1322 0 : return;
1323 : }
1324 :
1325 0 : ctx->request = request;
1326 :
1327 0 : if (spdk_json_decode_object(params, nvmf_rpc_set_ana_state_decoder,
1328 : SPDK_COUNTOF(nvmf_rpc_set_ana_state_decoder),
1329 0 : ctx)) {
1330 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1331 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1332 : "Invalid parameters");
1333 0 : nvmf_rpc_listener_ctx_free(ctx);
1334 0 : return;
1335 : }
1336 :
1337 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1338 0 : if (!tgt) {
1339 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1340 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1341 : "Unable to find a target.");
1342 0 : nvmf_rpc_listener_ctx_free(ctx);
1343 0 : return;
1344 : }
1345 :
1346 0 : ctx->tgt = tgt;
1347 :
1348 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1349 0 : if (!subsystem) {
1350 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1351 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1352 : "Unable to find subsystem with NQN %s",
1353 0 : ctx->nqn);
1354 0 : nvmf_rpc_listener_ctx_free(ctx);
1355 0 : return;
1356 : }
1357 :
1358 0 : ctx->subsystem = subsystem;
1359 :
1360 0 : if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
1361 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1362 : "Invalid parameters");
1363 0 : nvmf_rpc_listener_ctx_free(ctx);
1364 0 : return;
1365 : }
1366 :
1367 0 : if (rpc_ana_state_parse(ctx->ana_state_str, &ctx->ana_state)) {
1368 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1369 : "Invalid parameters");
1370 0 : nvmf_rpc_listener_ctx_free(ctx);
1371 0 : return;
1372 : }
1373 :
1374 0 : ctx->op = NVMF_RPC_LISTEN_SET_ANA_STATE;
1375 :
1376 0 : if (spdk_nvmf_subsystem_pause(subsystem, 0, nvmf_rpc_listen_paused, ctx)) {
1377 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1378 : "Internal error");
1379 0 : nvmf_rpc_listener_ctx_free(ctx);
1380 0 : }
1381 0 : }
1382 0 : SPDK_RPC_REGISTER("nvmf_subsystem_listener_set_ana_state",
1383 : rpc_nvmf_subsystem_listener_set_ana_state, SPDK_RPC_RUNTIME);
1384 :
1385 : struct nvmf_rpc_ns_params {
1386 : char *bdev_name;
1387 : char *ptpl_file;
1388 : uint32_t nsid;
1389 : char nguid[16];
1390 : char eui64[8];
1391 : struct spdk_uuid uuid;
1392 : uint32_t anagrpid;
1393 : bool no_auto_visible;
1394 : bool hide_metadata;
1395 : };
1396 :
1397 : static const struct spdk_json_object_decoder rpc_ns_params_decoders[] = {
1398 : {"nsid", offsetof(struct nvmf_rpc_ns_params, nsid), spdk_json_decode_uint32, true},
1399 : {"bdev_name", offsetof(struct nvmf_rpc_ns_params, bdev_name), spdk_json_decode_string},
1400 : {"ptpl_file", offsetof(struct nvmf_rpc_ns_params, ptpl_file), spdk_json_decode_string, true},
1401 : {"nguid", offsetof(struct nvmf_rpc_ns_params, nguid), decode_ns_nguid, true},
1402 : {"eui64", offsetof(struct nvmf_rpc_ns_params, eui64), decode_ns_eui64, true},
1403 : {"uuid", offsetof(struct nvmf_rpc_ns_params, uuid), spdk_json_decode_uuid, true},
1404 : {"anagrpid", offsetof(struct nvmf_rpc_ns_params, anagrpid), spdk_json_decode_uint32, true},
1405 : {"no_auto_visible", offsetof(struct nvmf_rpc_ns_params, no_auto_visible), spdk_json_decode_bool, true},
1406 : {"hide_metadata", offsetof(struct nvmf_rpc_ns_params, hide_metadata), spdk_json_decode_bool, true},
1407 : };
1408 :
1409 : static int
1410 0 : decode_rpc_ns_params(const struct spdk_json_val *val, void *out)
1411 : {
1412 0 : struct nvmf_rpc_ns_params *ns_params = out;
1413 :
1414 0 : return spdk_json_decode_object(val, rpc_ns_params_decoders,
1415 : SPDK_COUNTOF(rpc_ns_params_decoders),
1416 0 : ns_params);
1417 : }
1418 :
1419 : struct nvmf_rpc_ns_ctx {
1420 : char *nqn;
1421 : char *tgt_name;
1422 : struct nvmf_rpc_ns_params ns_params;
1423 :
1424 : struct spdk_jsonrpc_request *request;
1425 : const struct spdk_json_val *params;
1426 : bool response_sent;
1427 : };
1428 :
1429 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_ns_decoder[] = {
1430 : {"nqn", offsetof(struct nvmf_rpc_ns_ctx, nqn), spdk_json_decode_string},
1431 : {"namespace", offsetof(struct nvmf_rpc_ns_ctx, ns_params), decode_rpc_ns_params},
1432 : {"tgt_name", offsetof(struct nvmf_rpc_ns_ctx, tgt_name), spdk_json_decode_string, true},
1433 : };
1434 :
1435 : static void
1436 0 : nvmf_rpc_ns_ctx_free(struct nvmf_rpc_ns_ctx *ctx)
1437 : {
1438 0 : free(ctx->nqn);
1439 0 : free(ctx->tgt_name);
1440 0 : free(ctx->ns_params.bdev_name);
1441 0 : free(ctx->ns_params.ptpl_file);
1442 0 : free(ctx);
1443 0 : }
1444 :
1445 : static void
1446 0 : nvmf_rpc_ns_failback_resumed(struct spdk_nvmf_subsystem *subsystem,
1447 : void *cb_arg, int status)
1448 : {
1449 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1450 0 : struct spdk_jsonrpc_request *request = ctx->request;
1451 :
1452 0 : if (status) {
1453 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1454 : "Unable to add ns, subsystem in invalid state");
1455 0 : } else {
1456 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1457 : "Unable to add ns, subsystem in active state");
1458 : }
1459 :
1460 0 : nvmf_rpc_ns_ctx_free(ctx);
1461 0 : }
1462 :
1463 : static void
1464 0 : nvmf_rpc_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
1465 : void *cb_arg, int status)
1466 : {
1467 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1468 0 : struct spdk_jsonrpc_request *request = ctx->request;
1469 0 : uint32_t nsid = ctx->ns_params.nsid;
1470 0 : bool response_sent = ctx->response_sent;
1471 : struct spdk_json_write_ctx *w;
1472 : int rc;
1473 :
1474 : /* The case where the call to add the namespace was successful, but the subsystem couldn't be resumed. */
1475 0 : if (status && !ctx->response_sent) {
1476 0 : rc = spdk_nvmf_subsystem_remove_ns(subsystem, nsid);
1477 0 : if (rc != 0) {
1478 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1479 : "Unable to add ns, subsystem in invalid state");
1480 0 : nvmf_rpc_ns_ctx_free(ctx);
1481 0 : return;
1482 : }
1483 :
1484 0 : rc = spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_failback_resumed, ctx);
1485 0 : if (rc != 0) {
1486 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1487 0 : nvmf_rpc_ns_ctx_free(ctx);
1488 0 : return;
1489 : }
1490 :
1491 0 : return;
1492 : }
1493 :
1494 0 : nvmf_rpc_ns_ctx_free(ctx);
1495 :
1496 0 : if (response_sent) {
1497 0 : return;
1498 : }
1499 :
1500 0 : w = spdk_jsonrpc_begin_result(request);
1501 0 : spdk_json_write_uint32(w, nsid);
1502 0 : spdk_jsonrpc_end_result(request, w);
1503 0 : }
1504 :
1505 : static void
1506 0 : nvmf_rpc_ns_paused(struct spdk_nvmf_subsystem *subsystem,
1507 : void *cb_arg, int status)
1508 : {
1509 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1510 : struct spdk_nvmf_ns_opts ns_opts;
1511 :
1512 0 : spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
1513 0 : ns_opts.nsid = ctx->ns_params.nsid;
1514 0 : ns_opts.transport_specific = ctx->params;
1515 :
1516 : SPDK_STATIC_ASSERT(sizeof(ns_opts.nguid) == sizeof(ctx->ns_params.nguid), "size mismatch");
1517 0 : memcpy(ns_opts.nguid, ctx->ns_params.nguid, sizeof(ns_opts.nguid));
1518 :
1519 : SPDK_STATIC_ASSERT(sizeof(ns_opts.eui64) == sizeof(ctx->ns_params.eui64), "size mismatch");
1520 0 : memcpy(ns_opts.eui64, ctx->ns_params.eui64, sizeof(ns_opts.eui64));
1521 :
1522 0 : if (!spdk_uuid_is_null(&ctx->ns_params.uuid)) {
1523 0 : ns_opts.uuid = ctx->ns_params.uuid;
1524 0 : }
1525 :
1526 0 : ns_opts.anagrpid = ctx->ns_params.anagrpid;
1527 0 : ns_opts.no_auto_visible = ctx->ns_params.no_auto_visible;
1528 0 : ns_opts.hide_metadata = ctx->ns_params.hide_metadata;
1529 :
1530 0 : ctx->ns_params.nsid = spdk_nvmf_subsystem_add_ns_ext(subsystem, ctx->ns_params.bdev_name,
1531 : &ns_opts, sizeof(ns_opts),
1532 0 : ctx->ns_params.ptpl_file);
1533 0 : if (ctx->ns_params.nsid == 0) {
1534 0 : SPDK_ERRLOG("Unable to add namespace\n");
1535 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1536 : "Invalid parameters");
1537 0 : ctx->response_sent = true;
1538 0 : goto resume;
1539 : }
1540 :
1541 : resume:
1542 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_resumed, ctx)) {
1543 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1544 0 : nvmf_rpc_ns_ctx_free(ctx);
1545 0 : }
1546 0 : }
1547 :
1548 : static void
1549 0 : rpc_nvmf_subsystem_add_ns(struct spdk_jsonrpc_request *request,
1550 : const struct spdk_json_val *params)
1551 : {
1552 : struct nvmf_rpc_ns_ctx *ctx;
1553 : struct spdk_nvmf_subsystem *subsystem;
1554 : struct spdk_nvmf_tgt *tgt;
1555 : int rc;
1556 :
1557 0 : ctx = calloc(1, sizeof(*ctx));
1558 0 : if (!ctx) {
1559 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1560 0 : return;
1561 : }
1562 :
1563 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_subsystem_ns_decoder,
1564 0 : SPDK_COUNTOF(nvmf_rpc_subsystem_ns_decoder), ctx)) {
1565 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1566 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1567 0 : nvmf_rpc_ns_ctx_free(ctx);
1568 0 : return;
1569 : }
1570 :
1571 0 : ctx->request = request;
1572 0 : ctx->params = params;
1573 0 : ctx->response_sent = false;
1574 :
1575 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1576 0 : if (!tgt) {
1577 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1578 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1579 : "Unable to find a target.");
1580 0 : nvmf_rpc_ns_ctx_free(ctx);
1581 0 : return;
1582 : }
1583 :
1584 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1585 0 : if (!subsystem) {
1586 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1587 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1588 0 : nvmf_rpc_ns_ctx_free(ctx);
1589 0 : return;
1590 : }
1591 :
1592 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->ns_params.nsid, nvmf_rpc_ns_paused, ctx);
1593 0 : if (rc != 0) {
1594 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1595 0 : nvmf_rpc_ns_ctx_free(ctx);
1596 0 : }
1597 0 : }
1598 0 : SPDK_RPC_REGISTER("nvmf_subsystem_add_ns", rpc_nvmf_subsystem_add_ns, SPDK_RPC_RUNTIME)
1599 :
1600 : struct nvmf_rpc_ana_group_ctx {
1601 : char *nqn;
1602 : char *tgt_name;
1603 : uint32_t nsid;
1604 : uint32_t anagrpid;
1605 :
1606 : struct spdk_jsonrpc_request *request;
1607 : bool response_sent;
1608 : };
1609 :
1610 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_ana_group_decoder[] = {
1611 : {"nqn", offsetof(struct nvmf_rpc_ana_group_ctx, nqn), spdk_json_decode_string},
1612 : {"nsid", offsetof(struct nvmf_rpc_ana_group_ctx, nsid), spdk_json_decode_uint32},
1613 : {"anagrpid", offsetof(struct nvmf_rpc_ana_group_ctx, anagrpid), spdk_json_decode_uint32},
1614 : {"tgt_name", offsetof(struct nvmf_rpc_ana_group_ctx, tgt_name), spdk_json_decode_string, true},
1615 : };
1616 :
1617 : static void
1618 0 : nvmf_rpc_ana_group_ctx_free(struct nvmf_rpc_ana_group_ctx *ctx)
1619 : {
1620 0 : free(ctx->nqn);
1621 0 : free(ctx->tgt_name);
1622 0 : free(ctx);
1623 0 : }
1624 :
1625 : static void
1626 0 : nvmf_rpc_anagrpid_resumed(struct spdk_nvmf_subsystem *subsystem,
1627 : void *cb_arg, int status)
1628 : {
1629 0 : struct nvmf_rpc_ana_group_ctx *ctx = cb_arg;
1630 0 : struct spdk_jsonrpc_request *request = ctx->request;
1631 0 : bool response_sent = ctx->response_sent;
1632 :
1633 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1634 :
1635 0 : if (response_sent) {
1636 0 : return;
1637 : }
1638 :
1639 0 : spdk_jsonrpc_send_bool_response(request, true);
1640 0 : }
1641 :
1642 : static void
1643 0 : nvmf_rpc_ana_group(struct spdk_nvmf_subsystem *subsystem,
1644 : void *cb_arg, int status)
1645 : {
1646 0 : struct nvmf_rpc_ana_group_ctx *ctx = cb_arg;
1647 : int rc;
1648 :
1649 0 : rc = spdk_nvmf_subsystem_set_ns_ana_group(subsystem, ctx->nsid, ctx->anagrpid);
1650 0 : if (rc != 0) {
1651 0 : SPDK_ERRLOG("Unable to change ANA group ID\n");
1652 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1653 : "Invalid parameters");
1654 0 : ctx->response_sent = true;
1655 0 : }
1656 :
1657 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_anagrpid_resumed, ctx)) {
1658 0 : if (!ctx->response_sent) {
1659 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1660 : "Internal error");
1661 0 : }
1662 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1663 0 : }
1664 0 : }
1665 :
1666 : static void
1667 0 : rpc_nvmf_subsystem_set_ns_ana_group(struct spdk_jsonrpc_request *request,
1668 : const struct spdk_json_val *params)
1669 : {
1670 : struct nvmf_rpc_ana_group_ctx *ctx;
1671 : struct spdk_nvmf_subsystem *subsystem;
1672 : struct spdk_nvmf_tgt *tgt;
1673 : int rc;
1674 :
1675 0 : ctx = calloc(1, sizeof(*ctx));
1676 0 : if (!ctx) {
1677 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1678 0 : return;
1679 : }
1680 :
1681 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_ana_group_decoder,
1682 0 : SPDK_COUNTOF(nvmf_rpc_subsystem_ana_group_decoder), ctx)) {
1683 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1684 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1685 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1686 0 : return;
1687 : }
1688 :
1689 0 : ctx->request = request;
1690 0 : ctx->response_sent = false;
1691 :
1692 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1693 0 : if (!tgt) {
1694 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1695 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1696 : "Unable to find a target.");
1697 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1698 0 : return;
1699 : }
1700 :
1701 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1702 0 : if (!subsystem) {
1703 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1704 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1705 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1706 0 : return;
1707 : }
1708 :
1709 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_ana_group, ctx);
1710 0 : if (rc != 0) {
1711 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1712 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1713 0 : }
1714 0 : }
1715 0 : SPDK_RPC_REGISTER("nvmf_subsystem_set_ns_ana_group", rpc_nvmf_subsystem_set_ns_ana_group,
1716 : SPDK_RPC_RUNTIME)
1717 :
1718 : struct nvmf_rpc_remove_ns_ctx {
1719 : char *nqn;
1720 : char *tgt_name;
1721 : uint32_t nsid;
1722 :
1723 : struct spdk_jsonrpc_request *request;
1724 : bool response_sent;
1725 : };
1726 :
1727 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_remove_ns_decoder[] = {
1728 : {"nqn", offsetof(struct nvmf_rpc_remove_ns_ctx, nqn), spdk_json_decode_string},
1729 : {"nsid", offsetof(struct nvmf_rpc_remove_ns_ctx, nsid), spdk_json_decode_uint32},
1730 : {"tgt_name", offsetof(struct nvmf_rpc_remove_ns_ctx, tgt_name), spdk_json_decode_string, true},
1731 : };
1732 :
1733 : static void
1734 0 : nvmf_rpc_remove_ns_ctx_free(struct nvmf_rpc_remove_ns_ctx *ctx)
1735 : {
1736 0 : free(ctx->nqn);
1737 0 : free(ctx->tgt_name);
1738 0 : free(ctx);
1739 0 : }
1740 :
1741 : static void
1742 0 : nvmf_rpc_remove_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
1743 : void *cb_arg, int status)
1744 : {
1745 0 : struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
1746 0 : struct spdk_jsonrpc_request *request = ctx->request;
1747 0 : bool response_sent = ctx->response_sent;
1748 :
1749 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1750 :
1751 0 : if (response_sent) {
1752 0 : return;
1753 : }
1754 :
1755 0 : spdk_jsonrpc_send_bool_response(request, true);
1756 0 : }
1757 :
1758 : static void
1759 0 : nvmf_rpc_remove_ns_paused(struct spdk_nvmf_subsystem *subsystem,
1760 : void *cb_arg, int status)
1761 : {
1762 0 : struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
1763 : int ret;
1764 :
1765 0 : ret = spdk_nvmf_subsystem_remove_ns(subsystem, ctx->nsid);
1766 0 : if (ret < 0) {
1767 0 : SPDK_ERRLOG("Unable to remove namespace ID %u\n", ctx->nsid);
1768 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1769 : "Invalid parameters");
1770 0 : ctx->response_sent = true;
1771 0 : }
1772 :
1773 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_remove_ns_resumed, ctx)) {
1774 0 : if (!ctx->response_sent) {
1775 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1776 0 : }
1777 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1778 0 : }
1779 0 : }
1780 :
1781 : static void
1782 0 : rpc_nvmf_subsystem_remove_ns(struct spdk_jsonrpc_request *request,
1783 : const struct spdk_json_val *params)
1784 : {
1785 : struct nvmf_rpc_remove_ns_ctx *ctx;
1786 : struct spdk_nvmf_subsystem *subsystem;
1787 : struct spdk_nvmf_tgt *tgt;
1788 : int rc;
1789 :
1790 0 : ctx = calloc(1, sizeof(*ctx));
1791 0 : if (!ctx) {
1792 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1793 0 : return;
1794 : }
1795 :
1796 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_remove_ns_decoder,
1797 : SPDK_COUNTOF(nvmf_rpc_subsystem_remove_ns_decoder),
1798 0 : ctx)) {
1799 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1800 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1801 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1802 0 : return;
1803 : }
1804 :
1805 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1806 0 : if (!tgt) {
1807 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1808 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1809 : "Unable to find a target.");
1810 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1811 0 : return;
1812 : }
1813 :
1814 0 : ctx->request = request;
1815 0 : ctx->response_sent = false;
1816 :
1817 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1818 0 : if (!subsystem) {
1819 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1820 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1821 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1822 0 : return;
1823 : }
1824 :
1825 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_remove_ns_paused, ctx);
1826 0 : if (rc != 0) {
1827 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1828 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1829 0 : }
1830 0 : }
1831 0 : SPDK_RPC_REGISTER("nvmf_subsystem_remove_ns", rpc_nvmf_subsystem_remove_ns, SPDK_RPC_RUNTIME)
1832 :
1833 : struct nvmf_rpc_ns_visible_ctx {
1834 : struct spdk_jsonrpc_request *request;
1835 : char *nqn;
1836 : uint32_t nsid;
1837 : char *host;
1838 : char *tgt_name;
1839 : bool visible;
1840 : bool response_sent;
1841 : };
1842 :
1843 : static const struct spdk_json_object_decoder nvmf_rpc_ns_visible_decoder[] = {
1844 : {"nqn", offsetof(struct nvmf_rpc_ns_visible_ctx, nqn), spdk_json_decode_string},
1845 : {"nsid", offsetof(struct nvmf_rpc_ns_visible_ctx, nsid), spdk_json_decode_uint32},
1846 : {"host", offsetof(struct nvmf_rpc_ns_visible_ctx, host), spdk_json_decode_string},
1847 : {"tgt_name", offsetof(struct nvmf_rpc_ns_visible_ctx, tgt_name), spdk_json_decode_string, true},
1848 : };
1849 :
1850 : static void
1851 0 : nvmf_rpc_ns_visible_ctx_free(struct nvmf_rpc_ns_visible_ctx *ctx)
1852 : {
1853 0 : free(ctx->nqn);
1854 0 : free(ctx->host);
1855 0 : free(ctx->tgt_name);
1856 0 : free(ctx);
1857 0 : }
1858 :
1859 : static void
1860 0 : nvmf_rpc_ns_visible_resumed(struct spdk_nvmf_subsystem *subsystem,
1861 : void *cb_arg, int status)
1862 : {
1863 0 : struct nvmf_rpc_ns_visible_ctx *ctx = cb_arg;
1864 0 : struct spdk_jsonrpc_request *request = ctx->request;
1865 0 : bool response_sent = ctx->response_sent;
1866 :
1867 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1868 :
1869 0 : if (!response_sent) {
1870 0 : spdk_jsonrpc_send_bool_response(request, true);
1871 0 : }
1872 0 : }
1873 :
1874 : static void
1875 0 : nvmf_rpc_ns_visible_paused(struct spdk_nvmf_subsystem *subsystem,
1876 : void *cb_arg, int status)
1877 : {
1878 0 : struct nvmf_rpc_ns_visible_ctx *ctx = cb_arg;
1879 : int ret;
1880 :
1881 0 : if (ctx->visible) {
1882 0 : ret = spdk_nvmf_ns_add_host(subsystem, ctx->nsid, ctx->host, 0);
1883 0 : } else {
1884 0 : ret = spdk_nvmf_ns_remove_host(subsystem, ctx->nsid, ctx->host, 0);
1885 : }
1886 0 : if (ret < 0) {
1887 0 : SPDK_ERRLOG("Unable to add/remove %s to namespace ID %u\n", ctx->host, ctx->nsid);
1888 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1889 : "Invalid parameters");
1890 0 : ctx->response_sent = true;
1891 0 : }
1892 :
1893 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_visible_resumed, ctx)) {
1894 0 : if (!ctx->response_sent) {
1895 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1896 0 : }
1897 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1898 0 : }
1899 0 : }
1900 :
1901 : static void
1902 0 : nvmf_rpc_ns_visible(struct spdk_jsonrpc_request *request,
1903 : const struct spdk_json_val *params,
1904 : bool visible)
1905 : {
1906 : struct nvmf_rpc_ns_visible_ctx *ctx;
1907 : struct spdk_nvmf_subsystem *subsystem;
1908 : struct spdk_nvmf_tgt *tgt;
1909 : int rc;
1910 :
1911 0 : ctx = calloc(1, sizeof(*ctx));
1912 0 : if (!ctx) {
1913 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1914 0 : return;
1915 : }
1916 0 : ctx->visible = visible;
1917 :
1918 0 : if (spdk_json_decode_object(params, nvmf_rpc_ns_visible_decoder,
1919 : SPDK_COUNTOF(nvmf_rpc_ns_visible_decoder),
1920 0 : ctx)) {
1921 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1922 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1923 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1924 0 : return;
1925 : }
1926 0 : ctx->request = request;
1927 :
1928 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1929 0 : if (!tgt) {
1930 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1931 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1932 : "Unable to find a target.");
1933 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1934 0 : return;
1935 : }
1936 :
1937 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1938 0 : if (!subsystem) {
1939 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1940 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1941 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1942 0 : return;
1943 : }
1944 :
1945 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_ns_visible_paused, ctx);
1946 0 : if (rc != 0) {
1947 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1948 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1949 0 : }
1950 0 : }
1951 :
1952 : static void
1953 0 : rpc_nvmf_ns_add_host(struct spdk_jsonrpc_request *request,
1954 : const struct spdk_json_val *params)
1955 : {
1956 0 : nvmf_rpc_ns_visible(request, params, true);
1957 0 : }
1958 0 : SPDK_RPC_REGISTER("nvmf_ns_add_host", rpc_nvmf_ns_add_host, SPDK_RPC_RUNTIME)
1959 :
1960 : static void
1961 0 : rpc_nvmf_ns_remove_host(struct spdk_jsonrpc_request *request,
1962 : const struct spdk_json_val *params)
1963 : {
1964 0 : nvmf_rpc_ns_visible(request, params, false);
1965 0 : }
1966 0 : SPDK_RPC_REGISTER("nvmf_ns_remove_host", rpc_nvmf_ns_remove_host, SPDK_RPC_RUNTIME)
1967 :
1968 : struct nvmf_rpc_host_ctx {
1969 : struct spdk_jsonrpc_request *request;
1970 : char *nqn;
1971 : char *host;
1972 : char *tgt_name;
1973 : char *dhchap_key;
1974 : char *dhchap_ctrlr_key;
1975 : bool allow_any_host;
1976 : };
1977 :
1978 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_host_decoder[] = {
1979 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
1980 : {"host", offsetof(struct nvmf_rpc_host_ctx, host), spdk_json_decode_string},
1981 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
1982 : {"dhchap_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_key), spdk_json_decode_string, true},
1983 : {"dhchap_ctrlr_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_ctrlr_key), spdk_json_decode_string, true},
1984 : };
1985 :
1986 : static const struct spdk_json_object_decoder nvmf_rpc_referral_host_decoder[] = {
1987 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
1988 : {"host", offsetof(struct nvmf_rpc_host_ctx, host), spdk_json_decode_string},
1989 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
1990 : };
1991 :
1992 : static void
1993 0 : nvmf_rpc_host_ctx_free(struct nvmf_rpc_host_ctx *ctx)
1994 : {
1995 0 : free(ctx->nqn);
1996 0 : free(ctx->host);
1997 0 : free(ctx->tgt_name);
1998 0 : free(ctx->dhchap_key);
1999 0 : free(ctx->dhchap_ctrlr_key);
2000 0 : }
2001 :
2002 : static void
2003 0 : rpc_nvmf_subsystem_add_host(struct spdk_jsonrpc_request *request,
2004 : const struct spdk_json_val *params)
2005 : {
2006 0 : struct nvmf_rpc_host_ctx ctx = {};
2007 : struct spdk_nvmf_subsystem *subsystem;
2008 0 : struct spdk_nvmf_host_opts opts = {};
2009 : struct spdk_nvmf_tgt *tgt;
2010 0 : struct spdk_key *key = NULL, *ckey = NULL;
2011 : int rc;
2012 :
2013 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_subsystem_host_decoder,
2014 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
2015 : &ctx)) {
2016 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2017 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2018 0 : goto out;
2019 : }
2020 :
2021 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2022 0 : if (!tgt) {
2023 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2024 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2025 : "Unable to find a target.");
2026 0 : goto out;
2027 : }
2028 :
2029 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2030 0 : if (!subsystem) {
2031 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx.nqn);
2032 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2033 0 : goto out;
2034 : }
2035 :
2036 0 : if (ctx.dhchap_key != NULL) {
2037 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2038 0 : if (key == NULL) {
2039 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2040 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2041 : "Invalid parameters");
2042 0 : goto out;
2043 : }
2044 0 : }
2045 :
2046 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2047 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2048 0 : if (ckey == NULL) {
2049 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2050 : ctx.dhchap_ctrlr_key);
2051 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2052 : "Invalid parameters");
2053 0 : goto out;
2054 : }
2055 0 : }
2056 :
2057 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2058 0 : opts.params = params;
2059 0 : opts.dhchap_key = key;
2060 0 : opts.dhchap_ctrlr_key = ckey;
2061 0 : rc = spdk_nvmf_subsystem_add_host_ext(subsystem, ctx.host, &opts);
2062 0 : if (rc != 0) {
2063 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2064 0 : goto out;
2065 : }
2066 :
2067 0 : spdk_jsonrpc_send_bool_response(request, true);
2068 : out:
2069 0 : spdk_keyring_put_key(ckey);
2070 0 : spdk_keyring_put_key(key);
2071 0 : nvmf_rpc_host_ctx_free(&ctx);
2072 0 : }
2073 0 : SPDK_RPC_REGISTER("nvmf_subsystem_add_host", rpc_nvmf_subsystem_add_host, SPDK_RPC_RUNTIME)
2074 :
2075 : static void
2076 0 : rpc_nvmf_subsystem_remove_host_done(void *_ctx, int status)
2077 : {
2078 0 : struct nvmf_rpc_host_ctx *ctx = _ctx;
2079 :
2080 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2081 0 : nvmf_rpc_host_ctx_free(ctx);
2082 0 : free(ctx);
2083 0 : }
2084 :
2085 : static void
2086 0 : rpc_nvmf_subsystem_remove_host(struct spdk_jsonrpc_request *request,
2087 : const struct spdk_json_val *params)
2088 : {
2089 : struct nvmf_rpc_host_ctx *ctx;
2090 : struct spdk_nvmf_subsystem *subsystem;
2091 : struct spdk_nvmf_tgt *tgt;
2092 : int rc;
2093 :
2094 0 : ctx = calloc(1, sizeof(*ctx));
2095 0 : if (ctx == NULL) {
2096 0 : SPDK_ERRLOG("Unable to allocate context to perform RPC\n");
2097 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2098 0 : return;
2099 : }
2100 :
2101 0 : ctx->request = request;
2102 :
2103 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
2104 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
2105 0 : ctx)) {
2106 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2107 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2108 0 : nvmf_rpc_host_ctx_free(ctx);
2109 0 : free(ctx);
2110 0 : return;
2111 : }
2112 :
2113 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2114 0 : if (!tgt) {
2115 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2116 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2117 : "Unable to find a target.");
2118 0 : nvmf_rpc_host_ctx_free(ctx);
2119 0 : free(ctx);
2120 0 : return;
2121 : }
2122 :
2123 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
2124 0 : if (!subsystem) {
2125 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
2126 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2127 0 : nvmf_rpc_host_ctx_free(ctx);
2128 0 : free(ctx);
2129 0 : return;
2130 : }
2131 :
2132 0 : rc = spdk_nvmf_subsystem_remove_host(subsystem, ctx->host);
2133 0 : if (rc != 0) {
2134 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2135 0 : nvmf_rpc_host_ctx_free(ctx);
2136 0 : free(ctx);
2137 0 : return;
2138 : }
2139 :
2140 0 : rc = spdk_nvmf_subsystem_disconnect_host(subsystem, ctx->host,
2141 : rpc_nvmf_subsystem_remove_host_done,
2142 0 : ctx);
2143 0 : if (rc != 0) {
2144 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2145 0 : nvmf_rpc_host_ctx_free(ctx);
2146 0 : free(ctx);
2147 0 : return;
2148 : }
2149 0 : }
2150 0 : SPDK_RPC_REGISTER("nvmf_subsystem_remove_host", rpc_nvmf_subsystem_remove_host,
2151 : SPDK_RPC_RUNTIME)
2152 :
2153 : static void
2154 0 : rpc_nvmf_discovery_referral_add_host(struct spdk_jsonrpc_request *request,
2155 : const struct spdk_json_val *params)
2156 : {
2157 0 : struct nvmf_rpc_host_ctx ctx = {};
2158 : struct spdk_nvmf_referral *referral;
2159 0 : struct spdk_nvmf_host_opts opts = {};
2160 : struct spdk_nvmf_tgt *tgt;
2161 0 : struct spdk_key *key = NULL, *ckey = NULL;
2162 : int rc;
2163 :
2164 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_referral_host_decoder,
2165 : SPDK_COUNTOF(nvmf_rpc_referral_host_decoder),
2166 : &ctx)) {
2167 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2168 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2169 0 : goto out;
2170 : }
2171 :
2172 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2173 0 : if (!tgt) {
2174 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2175 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2176 : "Unable to find a target.");
2177 0 : goto out;
2178 : }
2179 :
2180 0 : referral = spdk_nvmf_tgt_find_referral(tgt, ctx.nqn);
2181 0 : if (!referral) {
2182 0 : SPDK_ERRLOG("Unable to find referral with NQN %s\n", ctx.nqn);
2183 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2184 0 : goto out;
2185 : }
2186 :
2187 0 : if (ctx.dhchap_key != NULL) {
2188 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2189 0 : if (key == NULL) {
2190 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2191 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2192 : "Invalid parameters");
2193 0 : goto out;
2194 : }
2195 0 : }
2196 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2197 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2198 0 : if (ckey == NULL) {
2199 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2200 : ctx.dhchap_ctrlr_key);
2201 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2202 : "Invalid parameters");
2203 0 : goto out;
2204 : }
2205 0 : }
2206 :
2207 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2208 0 : opts.params = params;
2209 0 : opts.dhchap_key = key;
2210 0 : opts.dhchap_ctrlr_key = ckey;
2211 0 : rc = spdk_nvmf_discovery_referral_add_host(referral, ctx.host, &opts);
2212 0 : if (rc != 0) {
2213 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2214 0 : goto out;
2215 : }
2216 :
2217 0 : spdk_jsonrpc_send_bool_response(request, true);
2218 : out:
2219 0 : spdk_keyring_put_key(ckey);
2220 0 : spdk_keyring_put_key(key);
2221 0 : nvmf_rpc_host_ctx_free(&ctx);
2222 0 : }
2223 0 : SPDK_RPC_REGISTER("nvmf_discovery_referral_add_host", rpc_nvmf_discovery_referral_add_host,
2224 : SPDK_RPC_RUNTIME)
2225 :
2226 : static void
2227 0 : rpc_nvmf_discovery_referral_remove_host(struct spdk_jsonrpc_request *request,
2228 : const struct spdk_json_val *params)
2229 : {
2230 : struct nvmf_rpc_host_ctx *ctx;
2231 : struct spdk_nvmf_referral *referral;
2232 : struct spdk_nvmf_tgt *tgt;
2233 : int rc;
2234 :
2235 0 : ctx = calloc(1, sizeof(*ctx));
2236 0 : if (ctx == NULL) {
2237 0 : SPDK_ERRLOG("Unable to allocate context to perform RPC\n");
2238 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2239 0 : return;
2240 : }
2241 :
2242 0 : ctx->request = request;
2243 :
2244 0 : if (spdk_json_decode_object(params, nvmf_rpc_referral_host_decoder,
2245 : SPDK_COUNTOF(nvmf_rpc_referral_host_decoder),
2246 0 : ctx)) {
2247 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2248 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2249 0 : nvmf_rpc_host_ctx_free(ctx);
2250 0 : free(ctx);
2251 0 : return;
2252 : }
2253 :
2254 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2255 0 : if (!tgt) {
2256 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2257 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2258 : "Unable to find a target.");
2259 0 : nvmf_rpc_host_ctx_free(ctx);
2260 0 : free(ctx);
2261 0 : return;
2262 : }
2263 :
2264 0 : referral = spdk_nvmf_tgt_find_referral(tgt, ctx->nqn);
2265 0 : if (!referral) {
2266 0 : SPDK_ERRLOG("Unable to find referral with NQN %s\n", ctx->nqn);
2267 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2268 0 : nvmf_rpc_host_ctx_free(ctx);
2269 0 : free(ctx);
2270 0 : return;
2271 : }
2272 :
2273 0 : rc = spdk_nvmf_discovery_referral_remove_host(referral, ctx->host);
2274 0 : if (rc != 0) {
2275 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2276 0 : nvmf_rpc_host_ctx_free(ctx);
2277 0 : free(ctx);
2278 0 : return;
2279 : }
2280 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2281 0 : nvmf_rpc_host_ctx_free(ctx);
2282 0 : free(ctx);
2283 :
2284 0 : }
2285 0 : SPDK_RPC_REGISTER("nvmf_discovery_referral_remove_host", rpc_nvmf_discovery_referral_remove_host,
2286 : SPDK_RPC_RUNTIME)
2287 :
2288 : static void
2289 0 : rpc_nvmf_subsystem_set_keys(struct spdk_jsonrpc_request *request,
2290 : const struct spdk_json_val *params)
2291 : {
2292 0 : struct nvmf_rpc_host_ctx ctx = {};
2293 : struct spdk_nvmf_subsystem *subsystem;
2294 0 : struct spdk_nvmf_subsystem_key_opts opts = {};
2295 : struct spdk_nvmf_tgt *tgt;
2296 0 : struct spdk_key *key = NULL, *ckey = NULL;
2297 : int rc;
2298 :
2299 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
2300 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder), &ctx)) {
2301 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2302 : "Invalid parameters");
2303 0 : goto out;
2304 : }
2305 :
2306 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2307 0 : if (!tgt) {
2308 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2309 : "Invalid parameters");
2310 0 : goto out;
2311 : }
2312 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2313 0 : if (!subsystem) {
2314 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2315 : "Invalid parameters");
2316 0 : goto out;
2317 : }
2318 :
2319 0 : if (ctx.dhchap_key != NULL) {
2320 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2321 0 : if (key == NULL) {
2322 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2323 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2324 : "Invalid parameters");
2325 0 : goto out;
2326 : }
2327 0 : }
2328 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2329 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2330 0 : if (ckey == NULL) {
2331 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2332 : ctx.dhchap_ctrlr_key);
2333 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2334 : "Invalid parameters");
2335 0 : goto out;
2336 : }
2337 0 : }
2338 :
2339 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2340 0 : opts.dhchap_key = key;
2341 0 : opts.dhchap_ctrlr_key = ckey;
2342 0 : rc = spdk_nvmf_subsystem_set_keys(subsystem, ctx.host, &opts);
2343 0 : if (rc != 0) {
2344 0 : spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
2345 0 : goto out;
2346 : }
2347 :
2348 0 : spdk_jsonrpc_send_bool_response(request, true);
2349 : out:
2350 0 : spdk_keyring_put_key(ckey);
2351 0 : spdk_keyring_put_key(key);
2352 0 : nvmf_rpc_host_ctx_free(&ctx);
2353 0 : }
2354 0 : SPDK_RPC_REGISTER("nvmf_subsystem_set_keys", rpc_nvmf_subsystem_set_keys, SPDK_RPC_RUNTIME)
2355 :
2356 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_any_host_decoder[] = {
2357 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
2358 : {"allow_any_host", offsetof(struct nvmf_rpc_host_ctx, allow_any_host), spdk_json_decode_bool},
2359 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
2360 : };
2361 :
2362 : static void
2363 0 : rpc_nvmf_subsystem_allow_any_host(struct spdk_jsonrpc_request *request,
2364 : const struct spdk_json_val *params)
2365 : {
2366 0 : struct nvmf_rpc_host_ctx ctx = {};
2367 : struct spdk_nvmf_subsystem *subsystem;
2368 : struct spdk_nvmf_tgt *tgt;
2369 : int rc;
2370 :
2371 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_any_host_decoder,
2372 : SPDK_COUNTOF(nvmf_rpc_subsystem_any_host_decoder),
2373 : &ctx)) {
2374 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2375 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2376 0 : nvmf_rpc_host_ctx_free(&ctx);
2377 0 : return;
2378 : }
2379 :
2380 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2381 0 : if (!tgt) {
2382 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2383 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2384 : "Unable to find a target.");
2385 0 : nvmf_rpc_host_ctx_free(&ctx);
2386 0 : return;
2387 : }
2388 :
2389 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2390 0 : if (!subsystem) {
2391 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx.nqn);
2392 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2393 0 : nvmf_rpc_host_ctx_free(&ctx);
2394 0 : return;
2395 : }
2396 :
2397 0 : rc = spdk_nvmf_subsystem_set_allow_any_host(subsystem, ctx.allow_any_host);
2398 0 : if (rc != 0) {
2399 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2400 0 : nvmf_rpc_host_ctx_free(&ctx);
2401 0 : return;
2402 : }
2403 :
2404 0 : spdk_jsonrpc_send_bool_response(request, true);
2405 0 : nvmf_rpc_host_ctx_free(&ctx);
2406 0 : }
2407 0 : SPDK_RPC_REGISTER("nvmf_subsystem_allow_any_host", rpc_nvmf_subsystem_allow_any_host,
2408 : SPDK_RPC_RUNTIME)
2409 :
2410 : struct nvmf_rpc_target_ctx {
2411 : char *name;
2412 : uint32_t max_subsystems;
2413 : char *discovery_filter;
2414 : };
2415 :
2416 : static int
2417 0 : decode_discovery_filter(const struct spdk_json_val *val, void *out)
2418 : {
2419 0 : uint32_t *_filter = out;
2420 0 : uint32_t filter = SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY;
2421 0 : char *tokens = spdk_json_strdup(val);
2422 : char *tok;
2423 0 : char *sp = NULL;
2424 0 : int rc = -EINVAL;
2425 0 : bool all_specified = false;
2426 :
2427 0 : if (!tokens) {
2428 0 : return -ENOMEM;
2429 : }
2430 :
2431 0 : tok = strtok_r(tokens, ",", &sp);
2432 0 : while (tok) {
2433 0 : if (strncmp(tok, "match_any", 9) == 0) {
2434 0 : if (filter != SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY) {
2435 0 : goto out;
2436 : }
2437 0 : filter = SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY;
2438 0 : all_specified = true;
2439 0 : } else {
2440 0 : if (all_specified) {
2441 0 : goto out;
2442 : }
2443 0 : if (strncmp(tok, "transport", 9) == 0) {
2444 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_TYPE;
2445 0 : } else if (strncmp(tok, "address", 7) == 0) {
2446 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_ADDRESS;
2447 0 : } else if (strncmp(tok, "svcid", 5) == 0) {
2448 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_SVCID;
2449 0 : } else {
2450 0 : SPDK_ERRLOG("Invalid value %s\n", tok);
2451 0 : goto out;
2452 : }
2453 : }
2454 :
2455 0 : tok = strtok_r(NULL, ",", &sp);
2456 : }
2457 :
2458 0 : rc = 0;
2459 0 : *_filter = filter;
2460 :
2461 : out:
2462 0 : free(tokens);
2463 :
2464 0 : return rc;
2465 0 : }
2466 :
2467 : static const struct spdk_json_object_decoder nvmf_rpc_create_target_decoder[] = {
2468 : {"name", offsetof(struct nvmf_rpc_target_ctx, name), spdk_json_decode_string},
2469 : {"max_subsystems", offsetof(struct nvmf_rpc_target_ctx, max_subsystems), spdk_json_decode_uint32, true},
2470 : {"discovery_filter", offsetof(struct nvmf_rpc_target_ctx, discovery_filter), decode_discovery_filter, true}
2471 : };
2472 :
2473 : static void
2474 0 : rpc_nvmf_create_target(struct spdk_jsonrpc_request *request,
2475 : const struct spdk_json_val *params)
2476 : {
2477 : struct spdk_nvmf_target_opts opts;
2478 0 : struct nvmf_rpc_target_ctx ctx = {0};
2479 : struct spdk_nvmf_tgt *tgt;
2480 : struct spdk_json_write_ctx *w;
2481 :
2482 : /* Decode parameters the first time to get the transport type */
2483 0 : if (spdk_json_decode_object(params, nvmf_rpc_create_target_decoder,
2484 : SPDK_COUNTOF(nvmf_rpc_create_target_decoder),
2485 : &ctx)) {
2486 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2487 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2488 0 : goto out;
2489 : }
2490 :
2491 0 : snprintf(opts.name, NVMF_TGT_NAME_MAX_LENGTH, "%s", ctx.name);
2492 0 : opts.max_subsystems = ctx.max_subsystems;
2493 0 : opts.size = SPDK_SIZEOF(&opts, discovery_filter);
2494 :
2495 0 : if (spdk_nvmf_get_tgt(opts.name) != NULL) {
2496 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2497 : "Target already exists.");
2498 0 : goto out;
2499 : }
2500 :
2501 0 : tgt = spdk_nvmf_tgt_create(&opts);
2502 :
2503 0 : if (tgt == NULL) {
2504 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2505 : "Unable to create the requested target.");
2506 0 : goto out;
2507 : }
2508 :
2509 0 : w = spdk_jsonrpc_begin_result(request);
2510 0 : spdk_json_write_string(w, spdk_nvmf_tgt_get_name(tgt));
2511 0 : spdk_jsonrpc_end_result(request, w);
2512 : out:
2513 0 : free(ctx.name);
2514 0 : free(ctx.discovery_filter);
2515 0 : }
2516 0 : /* private */ SPDK_RPC_REGISTER("nvmf_create_target", rpc_nvmf_create_target, SPDK_RPC_RUNTIME);
2517 :
2518 : static const struct spdk_json_object_decoder nvmf_rpc_destroy_target_decoder[] = {
2519 : {"name", offsetof(struct nvmf_rpc_target_ctx, name), spdk_json_decode_string},
2520 : };
2521 :
2522 : static void
2523 0 : nvmf_rpc_destroy_target_done(void *ctx, int status)
2524 : {
2525 0 : struct spdk_jsonrpc_request *request = ctx;
2526 :
2527 0 : spdk_jsonrpc_send_bool_response(request, true);
2528 0 : }
2529 :
2530 : static void
2531 0 : rpc_nvmf_delete_target(struct spdk_jsonrpc_request *request,
2532 : const struct spdk_json_val *params)
2533 : {
2534 0 : struct nvmf_rpc_target_ctx ctx = {0};
2535 : struct spdk_nvmf_tgt *tgt;
2536 :
2537 : /* Decode parameters the first time to get the transport type */
2538 0 : if (spdk_json_decode_object(params, nvmf_rpc_destroy_target_decoder,
2539 : SPDK_COUNTOF(nvmf_rpc_destroy_target_decoder),
2540 : &ctx)) {
2541 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2542 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2543 0 : free(ctx.name);
2544 0 : return;
2545 : }
2546 :
2547 0 : tgt = spdk_nvmf_get_tgt(ctx.name);
2548 :
2549 0 : if (tgt == NULL) {
2550 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2551 : "The specified target doesn't exist, cannot delete it.");
2552 0 : free(ctx.name);
2553 0 : return;
2554 : }
2555 :
2556 0 : spdk_nvmf_tgt_destroy(tgt, nvmf_rpc_destroy_target_done, request);
2557 0 : free(ctx.name);
2558 0 : }
2559 0 : /* private */ SPDK_RPC_REGISTER("nvmf_delete_target", rpc_nvmf_delete_target, SPDK_RPC_RUNTIME);
2560 :
2561 : static void
2562 0 : rpc_nvmf_get_targets(struct spdk_jsonrpc_request *request,
2563 : const struct spdk_json_val *params)
2564 : {
2565 : struct spdk_json_write_ctx *w;
2566 : struct spdk_nvmf_tgt *tgt;
2567 : const char *name;
2568 :
2569 0 : if (params != NULL) {
2570 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2571 : "nvmf_get_targets has no parameters.");
2572 0 : return;
2573 : }
2574 :
2575 0 : w = spdk_jsonrpc_begin_result(request);
2576 0 : spdk_json_write_array_begin(w);
2577 :
2578 0 : tgt = spdk_nvmf_get_first_tgt();
2579 :
2580 0 : while (tgt != NULL) {
2581 0 : name = spdk_nvmf_tgt_get_name(tgt);
2582 0 : spdk_json_write_string(w, name);
2583 0 : tgt = spdk_nvmf_get_next_tgt(tgt);
2584 : }
2585 :
2586 0 : spdk_json_write_array_end(w);
2587 0 : spdk_jsonrpc_end_result(request, w);
2588 0 : }
2589 0 : /* private */ SPDK_RPC_REGISTER("nvmf_get_targets", rpc_nvmf_get_targets, SPDK_RPC_RUNTIME);
2590 :
2591 : struct nvmf_rpc_create_transport_ctx {
2592 : char *trtype;
2593 : char *tgt_name;
2594 : struct spdk_nvmf_transport_opts opts;
2595 : struct spdk_jsonrpc_request *request;
2596 : struct spdk_nvmf_transport *transport;
2597 : int status;
2598 : };
2599 :
2600 : /**
2601 : * `max_qpairs_per_ctrlr` represents both admin and IO qpairs, that confuses
2602 : * users when they configure a transport using RPC. So it was decided to
2603 : * deprecate `max_qpairs_per_ctrlr` RPC parameter and use `max_io_qpairs_per_ctrlr`
2604 : * But internal logic remains unchanged and SPDK expects that
2605 : * spdk_nvmf_transport_opts::max_qpairs_per_ctrlr includes an admin qpair.
2606 : * This function parses the number of IO qpairs and adds +1 for admin qpair.
2607 : */
2608 : static int
2609 0 : nvmf_rpc_decode_max_io_qpairs(const struct spdk_json_val *val, void *out)
2610 : {
2611 0 : uint16_t *i = out;
2612 : int rc;
2613 :
2614 0 : rc = spdk_json_number_to_uint16(val, i);
2615 0 : if (rc == 0) {
2616 0 : (*i)++;
2617 0 : }
2618 :
2619 0 : return rc;
2620 : }
2621 :
2622 : static const struct spdk_json_object_decoder nvmf_rpc_create_transport_decoder[] = {
2623 : { "trtype", offsetof(struct nvmf_rpc_create_transport_ctx, trtype), spdk_json_decode_string},
2624 : {
2625 : "max_queue_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_queue_depth),
2626 : spdk_json_decode_uint16, true
2627 : },
2628 : {
2629 : "max_io_qpairs_per_ctrlr", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_qpairs_per_ctrlr),
2630 : nvmf_rpc_decode_max_io_qpairs, true
2631 : },
2632 : {
2633 : "in_capsule_data_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.in_capsule_data_size),
2634 : spdk_json_decode_uint32, true
2635 : },
2636 : {
2637 : "max_io_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_io_size),
2638 : spdk_json_decode_uint32, true
2639 : },
2640 : {
2641 : "io_unit_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.io_unit_size),
2642 : spdk_json_decode_uint32, true
2643 : },
2644 : {
2645 : "max_aq_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_aq_depth),
2646 : spdk_json_decode_uint32, true
2647 : },
2648 : {
2649 : "num_shared_buffers", offsetof(struct nvmf_rpc_create_transport_ctx, opts.num_shared_buffers),
2650 : spdk_json_decode_uint32, true
2651 : },
2652 : {
2653 : "buf_cache_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.buf_cache_size),
2654 : spdk_json_decode_uint32, true
2655 : },
2656 : {
2657 : "dif_insert_or_strip", offsetof(struct nvmf_rpc_create_transport_ctx, opts.dif_insert_or_strip),
2658 : spdk_json_decode_bool, true
2659 : },
2660 : {
2661 : "abort_timeout_sec", offsetof(struct nvmf_rpc_create_transport_ctx, opts.abort_timeout_sec),
2662 : spdk_json_decode_uint32, true
2663 : },
2664 : {
2665 : "zcopy", offsetof(struct nvmf_rpc_create_transport_ctx, opts.zcopy),
2666 : spdk_json_decode_bool, true
2667 : },
2668 : {
2669 : "tgt_name", offsetof(struct nvmf_rpc_create_transport_ctx, tgt_name),
2670 : spdk_json_decode_string, true
2671 : },
2672 : {
2673 : "acceptor_poll_rate", offsetof(struct nvmf_rpc_create_transport_ctx, opts.acceptor_poll_rate),
2674 : spdk_json_decode_uint32, true
2675 : },
2676 : {
2677 : "ack_timeout", offsetof(struct nvmf_rpc_create_transport_ctx, opts.ack_timeout),
2678 : spdk_json_decode_uint32, true
2679 : },
2680 : {
2681 : "data_wr_pool_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.data_wr_pool_size),
2682 : spdk_json_decode_uint32, true
2683 : },
2684 : {
2685 : "disable_command_passthru", offsetof(struct nvmf_rpc_create_transport_ctx, opts.disable_command_passthru),
2686 : spdk_json_decode_bool, true
2687 : }
2688 : };
2689 :
2690 : static void
2691 0 : nvmf_rpc_create_transport_ctx_free(struct nvmf_rpc_create_transport_ctx *ctx)
2692 : {
2693 0 : free(ctx->trtype);
2694 0 : free(ctx->tgt_name);
2695 0 : free(ctx);
2696 0 : }
2697 :
2698 : static void
2699 0 : nvmf_rpc_transport_destroy_done_cb(void *cb_arg)
2700 : {
2701 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2702 :
2703 0 : spdk_jsonrpc_send_error_response_fmt(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2704 0 : "Failed to add transport to tgt.(%d)", ctx->status);
2705 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2706 0 : }
2707 :
2708 : static void
2709 0 : nvmf_rpc_tgt_add_transport_done(void *cb_arg, int status)
2710 : {
2711 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2712 :
2713 0 : if (status) {
2714 0 : SPDK_ERRLOG("Failed to add transport to tgt.(%d)\n", status);
2715 0 : ctx->status = status;
2716 0 : spdk_nvmf_transport_destroy(ctx->transport, nvmf_rpc_transport_destroy_done_cb, ctx);
2717 0 : return;
2718 : }
2719 :
2720 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2721 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2722 0 : }
2723 :
2724 : static void
2725 0 : nvmf_rpc_create_transport_done(void *cb_arg, struct spdk_nvmf_transport *transport)
2726 : {
2727 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2728 :
2729 0 : if (!transport) {
2730 0 : SPDK_ERRLOG("Failed to create transport.\n");
2731 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2732 : "Failed to create transport.");
2733 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2734 0 : return;
2735 : }
2736 :
2737 0 : ctx->transport = transport;
2738 :
2739 0 : spdk_nvmf_tgt_add_transport(spdk_nvmf_get_tgt(ctx->tgt_name), transport,
2740 0 : nvmf_rpc_tgt_add_transport_done, ctx);
2741 0 : }
2742 :
2743 : static void
2744 0 : rpc_nvmf_create_transport(struct spdk_jsonrpc_request *request,
2745 : const struct spdk_json_val *params)
2746 : {
2747 : struct nvmf_rpc_create_transport_ctx *ctx;
2748 : struct spdk_nvmf_tgt *tgt;
2749 : int rc;
2750 :
2751 0 : ctx = calloc(1, sizeof(*ctx));
2752 0 : if (!ctx) {
2753 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2754 0 : return;
2755 : }
2756 :
2757 : /* Decode parameters the first time to get the transport type */
2758 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_create_transport_decoder,
2759 : SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
2760 0 : ctx)) {
2761 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
2762 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2763 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2764 0 : return;
2765 : }
2766 :
2767 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2768 0 : if (!tgt) {
2769 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2770 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2771 : "Unable to find a target.");
2772 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2773 0 : return;
2774 : }
2775 :
2776 : /* Initialize all the transport options (based on transport type) and decode the
2777 : * parameters again to update any options passed in rpc create transport call.
2778 : */
2779 0 : if (!spdk_nvmf_transport_opts_init(ctx->trtype, &ctx->opts, sizeof(ctx->opts))) {
2780 : /* This can happen if user specifies PCIE transport type which isn't valid for
2781 : * NVMe-oF.
2782 : */
2783 0 : SPDK_ERRLOG("Invalid transport type '%s'\n", ctx->trtype);
2784 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2785 0 : "Invalid transport type '%s'", ctx->trtype);
2786 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2787 0 : return;
2788 : }
2789 :
2790 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_create_transport_decoder,
2791 : SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
2792 0 : ctx)) {
2793 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
2794 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2795 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2796 0 : return;
2797 : }
2798 :
2799 0 : if (spdk_nvmf_tgt_get_transport(tgt, ctx->trtype)) {
2800 0 : SPDK_ERRLOG("Transport type '%s' already exists\n", ctx->trtype);
2801 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2802 0 : "Transport type '%s' already exists", ctx->trtype);
2803 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2804 0 : return;
2805 : }
2806 :
2807 : /* Transport can parse additional params themselves */
2808 0 : ctx->opts.transport_specific = params;
2809 0 : ctx->request = request;
2810 :
2811 0 : rc = spdk_nvmf_transport_create_async(ctx->trtype, &ctx->opts, nvmf_rpc_create_transport_done, ctx);
2812 0 : if (rc) {
2813 0 : SPDK_ERRLOG("Transport type '%s' create failed\n", ctx->trtype);
2814 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2815 0 : "Transport type '%s' create failed", ctx->trtype);
2816 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2817 0 : }
2818 0 : }
2819 0 : SPDK_RPC_REGISTER("nvmf_create_transport", rpc_nvmf_create_transport, SPDK_RPC_RUNTIME)
2820 :
2821 : struct rpc_get_transport {
2822 : char *trtype;
2823 : char *tgt_name;
2824 : };
2825 :
2826 : static const struct spdk_json_object_decoder rpc_get_transport_decoders[] = {
2827 : {"trtype", offsetof(struct rpc_get_transport, trtype), spdk_json_decode_string, true},
2828 : {"tgt_name", offsetof(struct rpc_get_transport, tgt_name), spdk_json_decode_string, true},
2829 : };
2830 :
2831 : static void
2832 0 : rpc_nvmf_get_transports(struct spdk_jsonrpc_request *request,
2833 : const struct spdk_json_val *params)
2834 : {
2835 0 : struct rpc_get_transport req = { 0 };
2836 : struct spdk_json_write_ctx *w;
2837 0 : struct spdk_nvmf_transport *transport = NULL;
2838 : struct spdk_nvmf_tgt *tgt;
2839 :
2840 0 : if (params) {
2841 0 : if (spdk_json_decode_object(params, rpc_get_transport_decoders,
2842 : SPDK_COUNTOF(rpc_get_transport_decoders),
2843 : &req)) {
2844 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2845 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2846 0 : return;
2847 : }
2848 0 : }
2849 :
2850 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
2851 0 : if (!tgt) {
2852 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2853 : "Unable to find a target.");
2854 0 : free(req.trtype);
2855 0 : free(req.tgt_name);
2856 0 : return;
2857 : }
2858 :
2859 0 : if (req.trtype) {
2860 0 : transport = spdk_nvmf_tgt_get_transport(tgt, req.trtype);
2861 0 : if (transport == NULL) {
2862 0 : SPDK_ERRLOG("transport '%s' does not exist\n", req.trtype);
2863 0 : spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
2864 0 : free(req.trtype);
2865 0 : free(req.tgt_name);
2866 0 : return;
2867 : }
2868 0 : }
2869 :
2870 0 : w = spdk_jsonrpc_begin_result(request);
2871 0 : spdk_json_write_array_begin(w);
2872 :
2873 0 : if (transport) {
2874 0 : nvmf_transport_dump_opts(transport, w, false);
2875 0 : } else {
2876 0 : for (transport = spdk_nvmf_transport_get_first(tgt); transport != NULL;
2877 0 : transport = spdk_nvmf_transport_get_next(transport)) {
2878 0 : nvmf_transport_dump_opts(transport, w, false);
2879 0 : }
2880 : }
2881 :
2882 0 : spdk_json_write_array_end(w);
2883 0 : spdk_jsonrpc_end_result(request, w);
2884 0 : free(req.trtype);
2885 0 : free(req.tgt_name);
2886 0 : }
2887 0 : SPDK_RPC_REGISTER("nvmf_get_transports", rpc_nvmf_get_transports, SPDK_RPC_RUNTIME)
2888 :
2889 : struct rpc_nvmf_get_stats_ctx {
2890 : char *tgt_name;
2891 : struct spdk_nvmf_tgt *tgt;
2892 : struct spdk_jsonrpc_request *request;
2893 : struct spdk_json_write_ctx *w;
2894 : };
2895 :
2896 : static const struct spdk_json_object_decoder rpc_get_stats_decoders[] = {
2897 : {"tgt_name", offsetof(struct rpc_nvmf_get_stats_ctx, tgt_name), spdk_json_decode_string, true},
2898 : };
2899 :
2900 : static void
2901 0 : free_get_stats_ctx(struct rpc_nvmf_get_stats_ctx *ctx)
2902 : {
2903 0 : free(ctx->tgt_name);
2904 0 : free(ctx);
2905 0 : }
2906 :
2907 : static void
2908 0 : rpc_nvmf_get_stats_done(struct spdk_io_channel_iter *i, int status)
2909 : {
2910 0 : struct rpc_nvmf_get_stats_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
2911 :
2912 0 : spdk_json_write_array_end(ctx->w);
2913 0 : spdk_json_write_object_end(ctx->w);
2914 0 : spdk_jsonrpc_end_result(ctx->request, ctx->w);
2915 0 : free_get_stats_ctx(ctx);
2916 0 : }
2917 :
2918 : static void
2919 0 : _rpc_nvmf_get_stats(struct spdk_io_channel_iter *i)
2920 : {
2921 0 : struct rpc_nvmf_get_stats_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
2922 : struct spdk_io_channel *ch;
2923 : struct spdk_nvmf_poll_group *group;
2924 :
2925 0 : ch = spdk_get_io_channel(ctx->tgt);
2926 0 : group = spdk_io_channel_get_ctx(ch);
2927 :
2928 0 : spdk_nvmf_poll_group_dump_stat(group, ctx->w);
2929 :
2930 0 : spdk_put_io_channel(ch);
2931 0 : spdk_for_each_channel_continue(i, 0);
2932 0 : }
2933 :
2934 :
2935 : static void
2936 0 : rpc_nvmf_get_stats(struct spdk_jsonrpc_request *request,
2937 : const struct spdk_json_val *params)
2938 : {
2939 : struct rpc_nvmf_get_stats_ctx *ctx;
2940 :
2941 0 : ctx = calloc(1, sizeof(*ctx));
2942 0 : if (!ctx) {
2943 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2944 : "Memory allocation error");
2945 0 : return;
2946 : }
2947 0 : ctx->request = request;
2948 :
2949 0 : if (params) {
2950 0 : if (spdk_json_decode_object(params, rpc_get_stats_decoders,
2951 : SPDK_COUNTOF(rpc_get_stats_decoders),
2952 0 : ctx)) {
2953 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2954 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2955 0 : free_get_stats_ctx(ctx);
2956 0 : return;
2957 : }
2958 0 : }
2959 :
2960 0 : ctx->tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2961 0 : if (!ctx->tgt) {
2962 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2963 : "Unable to find a target.");
2964 0 : free_get_stats_ctx(ctx);
2965 0 : return;
2966 : }
2967 :
2968 0 : ctx->w = spdk_jsonrpc_begin_result(ctx->request);
2969 0 : spdk_json_write_object_begin(ctx->w);
2970 0 : spdk_json_write_named_uint64(ctx->w, "tick_rate", spdk_get_ticks_hz());
2971 0 : spdk_json_write_named_array_begin(ctx->w, "poll_groups");
2972 :
2973 0 : spdk_for_each_channel(ctx->tgt,
2974 : _rpc_nvmf_get_stats,
2975 0 : ctx,
2976 : rpc_nvmf_get_stats_done);
2977 0 : }
2978 :
2979 0 : SPDK_RPC_REGISTER("nvmf_get_stats", rpc_nvmf_get_stats, SPDK_RPC_RUNTIME)
2980 :
2981 : static void
2982 0 : dump_nvmf_ctrlr(struct spdk_json_write_ctx *w, struct spdk_nvmf_ctrlr *ctrlr)
2983 : {
2984 : uint32_t count;
2985 :
2986 0 : spdk_json_write_object_begin(w);
2987 :
2988 0 : spdk_json_write_named_uint32(w, "cntlid", ctrlr->cntlid);
2989 0 : spdk_json_write_named_string(w, "hostnqn", ctrlr->hostnqn);
2990 0 : spdk_json_write_named_uuid(w, "hostid", &ctrlr->hostid);
2991 :
2992 0 : count = spdk_bit_array_count_set(ctrlr->qpair_mask);
2993 0 : spdk_json_write_named_uint32(w, "num_io_qpairs", count);
2994 :
2995 0 : spdk_json_write_object_end(w);
2996 0 : }
2997 :
2998 : static const char *
2999 0 : nvmf_qpair_state_str(enum spdk_nvmf_qpair_state state)
3000 : {
3001 0 : switch (state) {
3002 : case SPDK_NVMF_QPAIR_UNINITIALIZED:
3003 0 : return "uninitialized";
3004 : case SPDK_NVMF_QPAIR_CONNECTING:
3005 0 : return "connecting";
3006 : case SPDK_NVMF_QPAIR_ENABLED:
3007 0 : return "enabled";
3008 : case SPDK_NVMF_QPAIR_DEACTIVATING:
3009 0 : return "deactivating";
3010 : case SPDK_NVMF_QPAIR_ERROR:
3011 0 : return "error";
3012 : default:
3013 0 : return NULL;
3014 : }
3015 0 : }
3016 :
3017 : static void
3018 0 : dump_nvmf_qpair(struct spdk_json_write_ctx *w, struct spdk_nvmf_qpair *qpair)
3019 : {
3020 0 : struct spdk_nvme_transport_id trid = {};
3021 :
3022 0 : spdk_json_write_object_begin(w);
3023 :
3024 0 : spdk_json_write_named_uint32(w, "cntlid", qpair->ctrlr->cntlid);
3025 0 : spdk_json_write_named_uint32(w, "qid", qpair->qid);
3026 0 : spdk_json_write_named_string(w, "state", nvmf_qpair_state_str(qpair->state));
3027 0 : spdk_json_write_named_string(w, "thread", spdk_thread_get_name(spdk_get_thread()));
3028 0 : spdk_json_write_named_string(w, "hostnqn", qpair->ctrlr->hostnqn);
3029 :
3030 0 : if (spdk_nvmf_qpair_get_listen_trid(qpair, &trid) == 0) {
3031 0 : spdk_json_write_named_object_begin(w, "listen_address");
3032 0 : nvmf_transport_listen_dump_trid(&trid, w);
3033 0 : spdk_json_write_object_end(w);
3034 0 : if (qpair->transport->ops->listen_dump_opts) {
3035 0 : qpair->transport->ops->listen_dump_opts(qpair->transport, &trid, w);
3036 0 : }
3037 0 : }
3038 :
3039 0 : memset(&trid, 0, sizeof(trid));
3040 0 : if (spdk_nvmf_qpair_get_peer_trid(qpair, &trid) == 0) {
3041 0 : spdk_json_write_named_object_begin(w, "peer_address");
3042 0 : nvmf_transport_listen_dump_trid(&trid, w);
3043 0 : spdk_json_write_object_end(w);
3044 0 : }
3045 :
3046 0 : nvmf_qpair_auth_dump(qpair, w);
3047 0 : spdk_json_write_object_end(w);
3048 0 : }
3049 :
3050 : static const char *
3051 0 : nvme_ana_state_str(enum spdk_nvme_ana_state ana_state)
3052 : {
3053 0 : switch (ana_state) {
3054 : case SPDK_NVME_ANA_OPTIMIZED_STATE:
3055 0 : return "optimized";
3056 : case SPDK_NVME_ANA_NON_OPTIMIZED_STATE:
3057 0 : return "non_optimized";
3058 : case SPDK_NVME_ANA_INACCESSIBLE_STATE:
3059 0 : return "inaccessible";
3060 : case SPDK_NVME_ANA_PERSISTENT_LOSS_STATE:
3061 0 : return "persistent_loss";
3062 : case SPDK_NVME_ANA_CHANGE_STATE:
3063 0 : return "change";
3064 : default:
3065 0 : return NULL;
3066 : }
3067 0 : }
3068 :
3069 : static void
3070 0 : dump_nvmf_subsystem_listener(struct spdk_json_write_ctx *w,
3071 : struct spdk_nvmf_subsystem_listener *listener)
3072 : {
3073 0 : const struct spdk_nvme_transport_id *trid = listener->trid;
3074 : uint32_t i;
3075 :
3076 0 : spdk_json_write_object_begin(w);
3077 :
3078 0 : spdk_json_write_named_object_begin(w, "address");
3079 0 : nvmf_transport_listen_dump_trid(trid, w);
3080 0 : spdk_json_write_object_end(w);
3081 :
3082 0 : if (spdk_nvmf_subsystem_get_ana_reporting(listener->subsystem)) {
3083 0 : spdk_json_write_named_array_begin(w, "ana_states");
3084 0 : for (i = 0; i < listener->subsystem->max_nsid; i++) {
3085 0 : spdk_json_write_object_begin(w);
3086 0 : spdk_json_write_named_uint32(w, "ana_group", i + 1);
3087 0 : spdk_json_write_named_string(w, "ana_state",
3088 0 : nvme_ana_state_str(listener->ana_state[i]));
3089 0 : spdk_json_write_object_end(w);
3090 0 : }
3091 0 : spdk_json_write_array_end(w);
3092 0 : }
3093 :
3094 0 : spdk_json_write_object_end(w);
3095 0 : }
3096 :
3097 : struct rpc_subsystem_query_ctx {
3098 : char *nqn;
3099 : char *tgt_name;
3100 : struct spdk_nvmf_subsystem *subsystem;
3101 : struct spdk_jsonrpc_request *request;
3102 : struct spdk_json_write_ctx *w;
3103 : };
3104 :
3105 : static const struct spdk_json_object_decoder rpc_subsystem_query_decoders[] = {
3106 : {"nqn", offsetof(struct rpc_subsystem_query_ctx, nqn), spdk_json_decode_string},
3107 : {"tgt_name", offsetof(struct rpc_subsystem_query_ctx, tgt_name), spdk_json_decode_string, true},
3108 : };
3109 :
3110 : static void
3111 0 : free_rpc_subsystem_query_ctx(struct rpc_subsystem_query_ctx *ctx)
3112 : {
3113 0 : free(ctx->nqn);
3114 0 : free(ctx->tgt_name);
3115 0 : free(ctx);
3116 0 : }
3117 :
3118 : static void
3119 0 : rpc_nvmf_get_controllers_paused(struct spdk_nvmf_subsystem *subsystem,
3120 : void *cb_arg, int status)
3121 : {
3122 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3123 : struct spdk_json_write_ctx *w;
3124 : struct spdk_nvmf_ctrlr *ctrlr;
3125 :
3126 0 : w = spdk_jsonrpc_begin_result(ctx->request);
3127 :
3128 0 : spdk_json_write_array_begin(w);
3129 0 : TAILQ_FOREACH(ctrlr, &ctx->subsystem->ctrlrs, link) {
3130 0 : dump_nvmf_ctrlr(w, ctrlr);
3131 0 : }
3132 0 : spdk_json_write_array_end(w);
3133 :
3134 0 : spdk_jsonrpc_end_result(ctx->request, w);
3135 :
3136 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3137 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3138 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3139 0 : }
3140 :
3141 0 : free_rpc_subsystem_query_ctx(ctx);
3142 0 : }
3143 :
3144 : static void
3145 0 : rpc_nvmf_get_qpairs_done(struct spdk_io_channel_iter *i, int status)
3146 : {
3147 0 : struct rpc_subsystem_query_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
3148 :
3149 0 : spdk_json_write_array_end(ctx->w);
3150 0 : spdk_jsonrpc_end_result(ctx->request, ctx->w);
3151 :
3152 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3153 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3154 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3155 0 : }
3156 :
3157 0 : free_rpc_subsystem_query_ctx(ctx);
3158 0 : }
3159 :
3160 : static void
3161 0 : rpc_nvmf_get_qpairs(struct spdk_io_channel_iter *i)
3162 : {
3163 0 : struct rpc_subsystem_query_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
3164 : struct spdk_io_channel *ch;
3165 : struct spdk_nvmf_poll_group *group;
3166 : struct spdk_nvmf_qpair *qpair;
3167 :
3168 0 : ch = spdk_io_channel_iter_get_channel(i);
3169 0 : group = spdk_io_channel_get_ctx(ch);
3170 :
3171 0 : TAILQ_FOREACH(qpair, &group->qpairs, link) {
3172 0 : if (qpair->ctrlr->subsys == ctx->subsystem) {
3173 0 : dump_nvmf_qpair(ctx->w, qpair);
3174 0 : }
3175 0 : }
3176 :
3177 0 : spdk_for_each_channel_continue(i, 0);
3178 0 : }
3179 :
3180 : static void
3181 0 : rpc_nvmf_get_qpairs_paused(struct spdk_nvmf_subsystem *subsystem,
3182 : void *cb_arg, int status)
3183 : {
3184 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3185 :
3186 0 : ctx->w = spdk_jsonrpc_begin_result(ctx->request);
3187 :
3188 0 : spdk_json_write_array_begin(ctx->w);
3189 :
3190 0 : spdk_for_each_channel(ctx->subsystem->tgt,
3191 : rpc_nvmf_get_qpairs,
3192 0 : ctx,
3193 : rpc_nvmf_get_qpairs_done);
3194 0 : }
3195 :
3196 : static void
3197 0 : rpc_nvmf_get_listeners_paused(struct spdk_nvmf_subsystem *subsystem,
3198 : void *cb_arg, int status)
3199 : {
3200 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3201 : struct spdk_json_write_ctx *w;
3202 : struct spdk_nvmf_subsystem_listener *listener;
3203 :
3204 0 : w = spdk_jsonrpc_begin_result(ctx->request);
3205 :
3206 0 : spdk_json_write_array_begin(w);
3207 :
3208 0 : for (listener = spdk_nvmf_subsystem_get_first_listener(ctx->subsystem);
3209 0 : listener != NULL;
3210 0 : listener = spdk_nvmf_subsystem_get_next_listener(ctx->subsystem, listener)) {
3211 0 : dump_nvmf_subsystem_listener(w, listener);
3212 0 : }
3213 0 : spdk_json_write_array_end(w);
3214 :
3215 0 : spdk_jsonrpc_end_result(ctx->request, w);
3216 :
3217 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3218 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3219 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3220 0 : }
3221 :
3222 0 : free_rpc_subsystem_query_ctx(ctx);
3223 0 : }
3224 :
3225 : static void
3226 0 : _rpc_nvmf_subsystem_query(struct spdk_jsonrpc_request *request,
3227 : const struct spdk_json_val *params,
3228 : spdk_nvmf_subsystem_state_change_done cb_fn)
3229 : {
3230 : struct rpc_subsystem_query_ctx *ctx;
3231 : struct spdk_nvmf_subsystem *subsystem;
3232 : struct spdk_nvmf_tgt *tgt;
3233 :
3234 0 : ctx = calloc(1, sizeof(*ctx));
3235 0 : if (!ctx) {
3236 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3237 : "Out of memory");
3238 0 : return;
3239 : }
3240 :
3241 0 : ctx->request = request;
3242 :
3243 0 : if (spdk_json_decode_object(params, rpc_subsystem_query_decoders,
3244 : SPDK_COUNTOF(rpc_subsystem_query_decoders),
3245 0 : ctx)) {
3246 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3247 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
3248 : "Invalid parameters");
3249 0 : free_rpc_subsystem_query_ctx(ctx);
3250 0 : return;
3251 : }
3252 :
3253 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
3254 0 : if (!tgt) {
3255 0 : SPDK_ERRLOG("Unable to find a target object.\n");
3256 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3257 : "Unable to find a target");
3258 0 : free_rpc_subsystem_query_ctx(ctx);
3259 0 : return;
3260 : }
3261 :
3262 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
3263 0 : if (!subsystem) {
3264 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
3265 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
3266 : "Invalid parameters");
3267 0 : free_rpc_subsystem_query_ctx(ctx);
3268 0 : return;
3269 : }
3270 :
3271 0 : ctx->subsystem = subsystem;
3272 :
3273 0 : if (spdk_nvmf_subsystem_pause(subsystem, 0, cb_fn, ctx)) {
3274 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3275 : "Internal error");
3276 0 : free_rpc_subsystem_query_ctx(ctx);
3277 0 : return;
3278 : }
3279 0 : }
3280 :
3281 : static void
3282 0 : rpc_nvmf_subsystem_get_controllers(struct spdk_jsonrpc_request *request,
3283 : const struct spdk_json_val *params)
3284 : {
3285 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_controllers_paused);
3286 0 : }
3287 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_controllers", rpc_nvmf_subsystem_get_controllers,
3288 : SPDK_RPC_RUNTIME);
3289 :
3290 : static void
3291 0 : rpc_nvmf_subsystem_get_qpairs(struct spdk_jsonrpc_request *request,
3292 : const struct spdk_json_val *params)
3293 : {
3294 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_qpairs_paused);
3295 0 : }
3296 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_qpairs", rpc_nvmf_subsystem_get_qpairs, SPDK_RPC_RUNTIME);
3297 :
3298 : static void
3299 0 : rpc_nvmf_subsystem_get_listeners(struct spdk_jsonrpc_request *request,
3300 : const struct spdk_json_val *params)
3301 : {
3302 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_listeners_paused);
3303 0 : }
3304 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_listeners", rpc_nvmf_subsystem_get_listeners,
3305 : SPDK_RPC_RUNTIME);
3306 :
3307 : struct rpc_mdns_prr {
3308 : char *tgt_name;
3309 : };
3310 :
3311 : static const struct spdk_json_object_decoder rpc_mdns_prr_decoders[] = {
3312 : {"tgt_name", offsetof(struct rpc_mdns_prr, tgt_name), spdk_json_decode_string, true},
3313 : };
3314 :
3315 : static void
3316 0 : rpc_nvmf_publish_mdns_prr(struct spdk_jsonrpc_request *request,
3317 : const struct spdk_json_val *params)
3318 : {
3319 : int rc;
3320 0 : struct rpc_mdns_prr req = { 0 };
3321 : struct spdk_nvmf_tgt *tgt;
3322 :
3323 0 : if (params) {
3324 0 : if (spdk_json_decode_object(params, rpc_mdns_prr_decoders,
3325 : SPDK_COUNTOF(rpc_mdns_prr_decoders),
3326 : &req)) {
3327 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3328 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
3329 0 : return;
3330 : }
3331 0 : }
3332 :
3333 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
3334 0 : if (!tgt) {
3335 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3336 : "Unable to find a target.");
3337 0 : free(req.tgt_name);
3338 0 : return;
3339 : }
3340 :
3341 0 : rc = nvmf_publish_mdns_prr(tgt);
3342 0 : if (rc) {
3343 0 : spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
3344 0 : free(req.tgt_name);
3345 0 : return;
3346 : }
3347 :
3348 0 : spdk_jsonrpc_send_bool_response(request, true);
3349 0 : free(req.tgt_name);
3350 0 : }
3351 0 : SPDK_RPC_REGISTER("nvmf_publish_mdns_prr", rpc_nvmf_publish_mdns_prr, SPDK_RPC_RUNTIME);
3352 :
3353 : static void
3354 0 : rpc_nvmf_stop_mdns_prr(struct spdk_jsonrpc_request *request,
3355 : const struct spdk_json_val *params)
3356 : {
3357 0 : struct rpc_mdns_prr req = { 0 };
3358 : struct spdk_nvmf_tgt *tgt;
3359 :
3360 0 : if (params) {
3361 0 : if (spdk_json_decode_object(params, rpc_mdns_prr_decoders,
3362 : SPDK_COUNTOF(rpc_mdns_prr_decoders),
3363 : &req)) {
3364 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3365 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
3366 0 : return;
3367 : }
3368 0 : }
3369 :
3370 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
3371 0 : if (!tgt) {
3372 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3373 : "Unable to find a target.");
3374 0 : free(req.tgt_name);
3375 0 : return;
3376 : }
3377 :
3378 0 : nvmf_tgt_stop_mdns_prr(tgt);
3379 :
3380 0 : spdk_jsonrpc_send_bool_response(request, true);
3381 0 : free(req.tgt_name);
3382 0 : }
3383 0 : SPDK_RPC_REGISTER("nvmf_stop_mdns_prr", rpc_nvmf_stop_mdns_prr, SPDK_RPC_RUNTIME);
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