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 : if (host->dhchap_key != NULL) {
1207 0 : spdk_json_write_named_string(w, "dhchap_key",
1208 0 : spdk_key_get_name(host->dhchap_key));
1209 0 : }
1210 0 : if (host->dhchap_ctrlr_key != NULL) {
1211 0 : spdk_json_write_named_string(w, "dhchap_ctrlr_key",
1212 0 : spdk_key_get_name(host->dhchap_ctrlr_key));
1213 0 : }
1214 0 : spdk_json_write_object_end(w);
1215 0 : }
1216 0 : spdk_json_write_array_end(w);
1217 :
1218 0 : spdk_json_write_object_end(w);
1219 0 : }
1220 :
1221 : struct rpc_get_referrals_ctx {
1222 : char *tgt_name;
1223 : };
1224 :
1225 : static const struct spdk_json_object_decoder rpc_get_referrals_decoders[] = {
1226 : {"tgt_name", offsetof(struct rpc_get_referrals_ctx, tgt_name), spdk_json_decode_string, true},
1227 : };
1228 :
1229 : static void
1230 0 : free_rpc_get_referrals_ctx(struct rpc_get_referrals_ctx *ctx)
1231 : {
1232 0 : free(ctx->tgt_name);
1233 0 : free(ctx);
1234 0 : }
1235 :
1236 : static void
1237 0 : rpc_nvmf_get_referrals(struct spdk_jsonrpc_request *request,
1238 : const struct spdk_json_val *params)
1239 : {
1240 : struct rpc_get_referrals_ctx *ctx;
1241 : struct spdk_nvmf_tgt *tgt;
1242 : struct spdk_json_write_ctx *w;
1243 : struct spdk_nvmf_referral *referral;
1244 :
1245 0 : ctx = calloc(1, sizeof(*ctx));
1246 0 : if (!ctx) {
1247 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1248 : "Out of memory");
1249 0 : return;
1250 : }
1251 :
1252 0 : if (params) {
1253 0 : if (spdk_json_decode_object(params, rpc_get_referrals_decoders,
1254 : SPDK_COUNTOF(rpc_get_referrals_decoders),
1255 0 : ctx)) {
1256 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1257 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1258 : "Invalid parameters");
1259 0 : free_rpc_get_referrals_ctx(ctx);
1260 0 : return;
1261 : }
1262 0 : }
1263 :
1264 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1265 0 : if (!tgt) {
1266 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1267 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1268 : "Unable to find a target");
1269 0 : free_rpc_get_referrals_ctx(ctx);
1270 0 : return;
1271 : }
1272 :
1273 0 : w = spdk_jsonrpc_begin_result(request);
1274 :
1275 0 : spdk_json_write_array_begin(w);
1276 :
1277 0 : TAILQ_FOREACH(referral, &tgt->referrals, link) {
1278 0 : dump_nvmf_referral(w, referral);
1279 0 : }
1280 :
1281 0 : spdk_json_write_array_end(w);
1282 :
1283 0 : spdk_jsonrpc_end_result(request, w);
1284 :
1285 0 : free_rpc_get_referrals_ctx(ctx);
1286 0 : }
1287 0 : SPDK_RPC_REGISTER("nvmf_discovery_get_referrals", rpc_nvmf_get_referrals,
1288 : SPDK_RPC_RUNTIME);
1289 :
1290 : static const struct spdk_json_object_decoder nvmf_rpc_set_ana_state_decoder[] = {
1291 : {"nqn", offsetof(struct nvmf_rpc_listener_ctx, nqn), spdk_json_decode_string},
1292 : {"listen_address", offsetof(struct nvmf_rpc_listener_ctx, address), decode_rpc_listen_address},
1293 : {"ana_state", offsetof(struct nvmf_rpc_listener_ctx, ana_state_str), spdk_json_decode_string},
1294 : {"tgt_name", offsetof(struct nvmf_rpc_listener_ctx, tgt_name), spdk_json_decode_string, true},
1295 : {"anagrpid", offsetof(struct nvmf_rpc_listener_ctx, anagrpid), spdk_json_decode_uint32, true},
1296 : };
1297 :
1298 : static int
1299 0 : rpc_ana_state_parse(const char *str, enum spdk_nvme_ana_state *ana_state)
1300 : {
1301 0 : if (ana_state == NULL || str == NULL) {
1302 0 : return -EINVAL;
1303 : }
1304 :
1305 0 : if (strcasecmp(str, "optimized") == 0) {
1306 0 : *ana_state = SPDK_NVME_ANA_OPTIMIZED_STATE;
1307 0 : } else if (strcasecmp(str, "non_optimized") == 0) {
1308 0 : *ana_state = SPDK_NVME_ANA_NON_OPTIMIZED_STATE;
1309 0 : } else if (strcasecmp(str, "inaccessible") == 0) {
1310 0 : *ana_state = SPDK_NVME_ANA_INACCESSIBLE_STATE;
1311 0 : } else {
1312 0 : return -ENOENT;
1313 : }
1314 :
1315 0 : return 0;
1316 0 : }
1317 :
1318 : static void
1319 0 : rpc_nvmf_subsystem_listener_set_ana_state(struct spdk_jsonrpc_request *request,
1320 : const struct spdk_json_val *params)
1321 : {
1322 : struct nvmf_rpc_listener_ctx *ctx;
1323 : struct spdk_nvmf_subsystem *subsystem;
1324 : struct spdk_nvmf_tgt *tgt;
1325 :
1326 0 : ctx = calloc(1, sizeof(*ctx));
1327 0 : if (!ctx) {
1328 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1329 : "Out of memory");
1330 0 : return;
1331 : }
1332 :
1333 0 : ctx->request = request;
1334 :
1335 0 : if (spdk_json_decode_object(params, nvmf_rpc_set_ana_state_decoder,
1336 : SPDK_COUNTOF(nvmf_rpc_set_ana_state_decoder),
1337 0 : ctx)) {
1338 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1339 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1340 : "Invalid parameters");
1341 0 : nvmf_rpc_listener_ctx_free(ctx);
1342 0 : return;
1343 : }
1344 :
1345 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1346 0 : if (!tgt) {
1347 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1348 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1349 : "Unable to find a target.");
1350 0 : nvmf_rpc_listener_ctx_free(ctx);
1351 0 : return;
1352 : }
1353 :
1354 0 : ctx->tgt = tgt;
1355 :
1356 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1357 0 : if (!subsystem) {
1358 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1359 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1360 : "Unable to find subsystem with NQN %s",
1361 0 : ctx->nqn);
1362 0 : nvmf_rpc_listener_ctx_free(ctx);
1363 0 : return;
1364 : }
1365 :
1366 0 : ctx->subsystem = subsystem;
1367 :
1368 0 : if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
1369 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1370 : "Invalid parameters");
1371 0 : nvmf_rpc_listener_ctx_free(ctx);
1372 0 : return;
1373 : }
1374 :
1375 0 : if (rpc_ana_state_parse(ctx->ana_state_str, &ctx->ana_state)) {
1376 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1377 : "Invalid parameters");
1378 0 : nvmf_rpc_listener_ctx_free(ctx);
1379 0 : return;
1380 : }
1381 :
1382 0 : ctx->op = NVMF_RPC_LISTEN_SET_ANA_STATE;
1383 :
1384 0 : if (spdk_nvmf_subsystem_pause(subsystem, 0, nvmf_rpc_listen_paused, ctx)) {
1385 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1386 : "Internal error");
1387 0 : nvmf_rpc_listener_ctx_free(ctx);
1388 0 : }
1389 0 : }
1390 0 : SPDK_RPC_REGISTER("nvmf_subsystem_listener_set_ana_state",
1391 : rpc_nvmf_subsystem_listener_set_ana_state, SPDK_RPC_RUNTIME);
1392 :
1393 : struct nvmf_rpc_ns_params {
1394 : char *bdev_name;
1395 : char *ptpl_file;
1396 : uint32_t nsid;
1397 : char nguid[16];
1398 : char eui64[8];
1399 : struct spdk_uuid uuid;
1400 : uint32_t anagrpid;
1401 : bool no_auto_visible;
1402 : };
1403 :
1404 : static const struct spdk_json_object_decoder rpc_ns_params_decoders[] = {
1405 : {"nsid", offsetof(struct nvmf_rpc_ns_params, nsid), spdk_json_decode_uint32, true},
1406 : {"bdev_name", offsetof(struct nvmf_rpc_ns_params, bdev_name), spdk_json_decode_string},
1407 : {"ptpl_file", offsetof(struct nvmf_rpc_ns_params, ptpl_file), spdk_json_decode_string, true},
1408 : {"nguid", offsetof(struct nvmf_rpc_ns_params, nguid), decode_ns_nguid, true},
1409 : {"eui64", offsetof(struct nvmf_rpc_ns_params, eui64), decode_ns_eui64, true},
1410 : {"uuid", offsetof(struct nvmf_rpc_ns_params, uuid), spdk_json_decode_uuid, true},
1411 : {"anagrpid", offsetof(struct nvmf_rpc_ns_params, anagrpid), spdk_json_decode_uint32, true},
1412 : {"no_auto_visible", offsetof(struct nvmf_rpc_ns_params, no_auto_visible), spdk_json_decode_bool, true},
1413 : };
1414 :
1415 : static int
1416 0 : decode_rpc_ns_params(const struct spdk_json_val *val, void *out)
1417 : {
1418 0 : struct nvmf_rpc_ns_params *ns_params = out;
1419 :
1420 0 : return spdk_json_decode_object(val, rpc_ns_params_decoders,
1421 : SPDK_COUNTOF(rpc_ns_params_decoders),
1422 0 : ns_params);
1423 : }
1424 :
1425 : struct nvmf_rpc_ns_ctx {
1426 : char *nqn;
1427 : char *tgt_name;
1428 : struct nvmf_rpc_ns_params ns_params;
1429 :
1430 : struct spdk_jsonrpc_request *request;
1431 : const struct spdk_json_val *params;
1432 : bool response_sent;
1433 : };
1434 :
1435 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_ns_decoder[] = {
1436 : {"nqn", offsetof(struct nvmf_rpc_ns_ctx, nqn), spdk_json_decode_string},
1437 : {"namespace", offsetof(struct nvmf_rpc_ns_ctx, ns_params), decode_rpc_ns_params},
1438 : {"tgt_name", offsetof(struct nvmf_rpc_ns_ctx, tgt_name), spdk_json_decode_string, true},
1439 : };
1440 :
1441 : static void
1442 0 : nvmf_rpc_ns_ctx_free(struct nvmf_rpc_ns_ctx *ctx)
1443 : {
1444 0 : free(ctx->nqn);
1445 0 : free(ctx->tgt_name);
1446 0 : free(ctx->ns_params.bdev_name);
1447 0 : free(ctx->ns_params.ptpl_file);
1448 0 : free(ctx);
1449 0 : }
1450 :
1451 : static void
1452 0 : nvmf_rpc_ns_failback_resumed(struct spdk_nvmf_subsystem *subsystem,
1453 : void *cb_arg, int status)
1454 : {
1455 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1456 0 : struct spdk_jsonrpc_request *request = ctx->request;
1457 :
1458 0 : if (status) {
1459 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1460 : "Unable to add ns, subsystem in invalid state");
1461 0 : } else {
1462 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1463 : "Unable to add ns, subsystem in active state");
1464 : }
1465 :
1466 0 : nvmf_rpc_ns_ctx_free(ctx);
1467 0 : }
1468 :
1469 : static void
1470 0 : nvmf_rpc_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
1471 : void *cb_arg, int status)
1472 : {
1473 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1474 0 : struct spdk_jsonrpc_request *request = ctx->request;
1475 0 : uint32_t nsid = ctx->ns_params.nsid;
1476 0 : bool response_sent = ctx->response_sent;
1477 : struct spdk_json_write_ctx *w;
1478 : int rc;
1479 :
1480 : /* The case where the call to add the namespace was successful, but the subsystem couldn't be resumed. */
1481 0 : if (status && !ctx->response_sent) {
1482 0 : rc = spdk_nvmf_subsystem_remove_ns(subsystem, nsid);
1483 0 : if (rc != 0) {
1484 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1485 : "Unable to add ns, subsystem in invalid state");
1486 0 : nvmf_rpc_ns_ctx_free(ctx);
1487 0 : return;
1488 : }
1489 :
1490 0 : rc = spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_failback_resumed, ctx);
1491 0 : if (rc != 0) {
1492 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1493 0 : nvmf_rpc_ns_ctx_free(ctx);
1494 0 : return;
1495 : }
1496 :
1497 0 : return;
1498 : }
1499 :
1500 0 : nvmf_rpc_ns_ctx_free(ctx);
1501 :
1502 0 : if (response_sent) {
1503 0 : return;
1504 : }
1505 :
1506 0 : w = spdk_jsonrpc_begin_result(request);
1507 0 : spdk_json_write_uint32(w, nsid);
1508 0 : spdk_jsonrpc_end_result(request, w);
1509 0 : }
1510 :
1511 : static void
1512 0 : nvmf_rpc_ns_paused(struct spdk_nvmf_subsystem *subsystem,
1513 : void *cb_arg, int status)
1514 : {
1515 0 : struct nvmf_rpc_ns_ctx *ctx = cb_arg;
1516 : struct spdk_nvmf_ns_opts ns_opts;
1517 :
1518 0 : spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
1519 0 : ns_opts.nsid = ctx->ns_params.nsid;
1520 0 : ns_opts.transport_specific = ctx->params;
1521 :
1522 : SPDK_STATIC_ASSERT(sizeof(ns_opts.nguid) == sizeof(ctx->ns_params.nguid), "size mismatch");
1523 0 : memcpy(ns_opts.nguid, ctx->ns_params.nguid, sizeof(ns_opts.nguid));
1524 :
1525 : SPDK_STATIC_ASSERT(sizeof(ns_opts.eui64) == sizeof(ctx->ns_params.eui64), "size mismatch");
1526 0 : memcpy(ns_opts.eui64, ctx->ns_params.eui64, sizeof(ns_opts.eui64));
1527 :
1528 0 : if (!spdk_uuid_is_null(&ctx->ns_params.uuid)) {
1529 0 : ns_opts.uuid = ctx->ns_params.uuid;
1530 0 : }
1531 :
1532 0 : ns_opts.anagrpid = ctx->ns_params.anagrpid;
1533 0 : ns_opts.no_auto_visible = ctx->ns_params.no_auto_visible;
1534 :
1535 0 : ctx->ns_params.nsid = spdk_nvmf_subsystem_add_ns_ext(subsystem, ctx->ns_params.bdev_name,
1536 : &ns_opts, sizeof(ns_opts),
1537 0 : ctx->ns_params.ptpl_file);
1538 0 : if (ctx->ns_params.nsid == 0) {
1539 0 : SPDK_ERRLOG("Unable to add namespace\n");
1540 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1541 : "Invalid parameters");
1542 0 : ctx->response_sent = true;
1543 0 : goto resume;
1544 : }
1545 :
1546 : resume:
1547 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_resumed, ctx)) {
1548 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1549 0 : nvmf_rpc_ns_ctx_free(ctx);
1550 0 : }
1551 0 : }
1552 :
1553 : static void
1554 0 : rpc_nvmf_subsystem_add_ns(struct spdk_jsonrpc_request *request,
1555 : const struct spdk_json_val *params)
1556 : {
1557 : struct nvmf_rpc_ns_ctx *ctx;
1558 : struct spdk_nvmf_subsystem *subsystem;
1559 : struct spdk_nvmf_tgt *tgt;
1560 : int rc;
1561 :
1562 0 : ctx = calloc(1, sizeof(*ctx));
1563 0 : if (!ctx) {
1564 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1565 0 : return;
1566 : }
1567 :
1568 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_subsystem_ns_decoder,
1569 0 : SPDK_COUNTOF(nvmf_rpc_subsystem_ns_decoder), ctx)) {
1570 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1571 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1572 0 : nvmf_rpc_ns_ctx_free(ctx);
1573 0 : return;
1574 : }
1575 :
1576 0 : ctx->request = request;
1577 0 : ctx->params = params;
1578 0 : ctx->response_sent = false;
1579 :
1580 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1581 0 : if (!tgt) {
1582 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1583 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1584 : "Unable to find a target.");
1585 0 : nvmf_rpc_ns_ctx_free(ctx);
1586 0 : return;
1587 : }
1588 :
1589 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1590 0 : if (!subsystem) {
1591 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1592 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1593 0 : nvmf_rpc_ns_ctx_free(ctx);
1594 0 : return;
1595 : }
1596 :
1597 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->ns_params.nsid, nvmf_rpc_ns_paused, ctx);
1598 0 : if (rc != 0) {
1599 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1600 0 : nvmf_rpc_ns_ctx_free(ctx);
1601 0 : }
1602 0 : }
1603 0 : SPDK_RPC_REGISTER("nvmf_subsystem_add_ns", rpc_nvmf_subsystem_add_ns, SPDK_RPC_RUNTIME)
1604 :
1605 : struct nvmf_rpc_ana_group_ctx {
1606 : char *nqn;
1607 : char *tgt_name;
1608 : uint32_t nsid;
1609 : uint32_t anagrpid;
1610 :
1611 : struct spdk_jsonrpc_request *request;
1612 : bool response_sent;
1613 : };
1614 :
1615 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_ana_group_decoder[] = {
1616 : {"nqn", offsetof(struct nvmf_rpc_ana_group_ctx, nqn), spdk_json_decode_string},
1617 : {"nsid", offsetof(struct nvmf_rpc_ana_group_ctx, nsid), spdk_json_decode_uint32},
1618 : {"anagrpid", offsetof(struct nvmf_rpc_ana_group_ctx, anagrpid), spdk_json_decode_uint32},
1619 : {"tgt_name", offsetof(struct nvmf_rpc_ana_group_ctx, tgt_name), spdk_json_decode_string, true},
1620 : };
1621 :
1622 : static void
1623 0 : nvmf_rpc_ana_group_ctx_free(struct nvmf_rpc_ana_group_ctx *ctx)
1624 : {
1625 0 : free(ctx->nqn);
1626 0 : free(ctx->tgt_name);
1627 0 : free(ctx);
1628 0 : }
1629 :
1630 : static void
1631 0 : nvmf_rpc_anagrpid_resumed(struct spdk_nvmf_subsystem *subsystem,
1632 : void *cb_arg, int status)
1633 : {
1634 0 : struct nvmf_rpc_ana_group_ctx *ctx = cb_arg;
1635 0 : struct spdk_jsonrpc_request *request = ctx->request;
1636 0 : bool response_sent = ctx->response_sent;
1637 :
1638 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1639 :
1640 0 : if (response_sent) {
1641 0 : return;
1642 : }
1643 :
1644 0 : spdk_jsonrpc_send_bool_response(request, true);
1645 0 : }
1646 :
1647 : static void
1648 0 : nvmf_rpc_ana_group(struct spdk_nvmf_subsystem *subsystem,
1649 : void *cb_arg, int status)
1650 : {
1651 0 : struct nvmf_rpc_ana_group_ctx *ctx = cb_arg;
1652 : int rc;
1653 :
1654 0 : rc = spdk_nvmf_subsystem_set_ns_ana_group(subsystem, ctx->nsid, ctx->anagrpid);
1655 0 : if (rc != 0) {
1656 0 : SPDK_ERRLOG("Unable to change ANA group ID\n");
1657 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1658 : "Invalid parameters");
1659 0 : ctx->response_sent = true;
1660 0 : }
1661 :
1662 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_anagrpid_resumed, ctx)) {
1663 0 : if (!ctx->response_sent) {
1664 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1665 : "Internal error");
1666 0 : }
1667 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1668 0 : }
1669 0 : }
1670 :
1671 : static void
1672 0 : rpc_nvmf_subsystem_set_ns_ana_group(struct spdk_jsonrpc_request *request,
1673 : const struct spdk_json_val *params)
1674 : {
1675 : struct nvmf_rpc_ana_group_ctx *ctx;
1676 : struct spdk_nvmf_subsystem *subsystem;
1677 : struct spdk_nvmf_tgt *tgt;
1678 : int rc;
1679 :
1680 0 : ctx = calloc(1, sizeof(*ctx));
1681 0 : if (!ctx) {
1682 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1683 0 : return;
1684 : }
1685 :
1686 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_ana_group_decoder,
1687 0 : SPDK_COUNTOF(nvmf_rpc_subsystem_ana_group_decoder), ctx)) {
1688 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1689 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1690 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1691 0 : return;
1692 : }
1693 :
1694 0 : ctx->request = request;
1695 0 : ctx->response_sent = false;
1696 :
1697 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1698 0 : if (!tgt) {
1699 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1700 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1701 : "Unable to find a target.");
1702 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1703 0 : return;
1704 : }
1705 :
1706 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1707 0 : if (!subsystem) {
1708 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1709 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1710 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1711 0 : return;
1712 : }
1713 :
1714 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_ana_group, ctx);
1715 0 : if (rc != 0) {
1716 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1717 0 : nvmf_rpc_ana_group_ctx_free(ctx);
1718 0 : }
1719 0 : }
1720 0 : SPDK_RPC_REGISTER("nvmf_subsystem_set_ns_ana_group", rpc_nvmf_subsystem_set_ns_ana_group,
1721 : SPDK_RPC_RUNTIME)
1722 :
1723 : struct nvmf_rpc_remove_ns_ctx {
1724 : char *nqn;
1725 : char *tgt_name;
1726 : uint32_t nsid;
1727 :
1728 : struct spdk_jsonrpc_request *request;
1729 : bool response_sent;
1730 : };
1731 :
1732 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_remove_ns_decoder[] = {
1733 : {"nqn", offsetof(struct nvmf_rpc_remove_ns_ctx, nqn), spdk_json_decode_string},
1734 : {"nsid", offsetof(struct nvmf_rpc_remove_ns_ctx, nsid), spdk_json_decode_uint32},
1735 : {"tgt_name", offsetof(struct nvmf_rpc_remove_ns_ctx, tgt_name), spdk_json_decode_string, true},
1736 : };
1737 :
1738 : static void
1739 0 : nvmf_rpc_remove_ns_ctx_free(struct nvmf_rpc_remove_ns_ctx *ctx)
1740 : {
1741 0 : free(ctx->nqn);
1742 0 : free(ctx->tgt_name);
1743 0 : free(ctx);
1744 0 : }
1745 :
1746 : static void
1747 0 : nvmf_rpc_remove_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
1748 : void *cb_arg, int status)
1749 : {
1750 0 : struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
1751 0 : struct spdk_jsonrpc_request *request = ctx->request;
1752 0 : bool response_sent = ctx->response_sent;
1753 :
1754 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1755 :
1756 0 : if (response_sent) {
1757 0 : return;
1758 : }
1759 :
1760 0 : spdk_jsonrpc_send_bool_response(request, true);
1761 0 : }
1762 :
1763 : static void
1764 0 : nvmf_rpc_remove_ns_paused(struct spdk_nvmf_subsystem *subsystem,
1765 : void *cb_arg, int status)
1766 : {
1767 0 : struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
1768 : int ret;
1769 :
1770 0 : ret = spdk_nvmf_subsystem_remove_ns(subsystem, ctx->nsid);
1771 0 : if (ret < 0) {
1772 0 : SPDK_ERRLOG("Unable to remove namespace ID %u\n", ctx->nsid);
1773 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1774 : "Invalid parameters");
1775 0 : ctx->response_sent = true;
1776 0 : }
1777 :
1778 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_remove_ns_resumed, ctx)) {
1779 0 : if (!ctx->response_sent) {
1780 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1781 0 : }
1782 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1783 0 : }
1784 0 : }
1785 :
1786 : static void
1787 0 : rpc_nvmf_subsystem_remove_ns(struct spdk_jsonrpc_request *request,
1788 : const struct spdk_json_val *params)
1789 : {
1790 : struct nvmf_rpc_remove_ns_ctx *ctx;
1791 : struct spdk_nvmf_subsystem *subsystem;
1792 : struct spdk_nvmf_tgt *tgt;
1793 : int rc;
1794 :
1795 0 : ctx = calloc(1, sizeof(*ctx));
1796 0 : if (!ctx) {
1797 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1798 0 : return;
1799 : }
1800 :
1801 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_remove_ns_decoder,
1802 : SPDK_COUNTOF(nvmf_rpc_subsystem_remove_ns_decoder),
1803 0 : ctx)) {
1804 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1805 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1806 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1807 0 : return;
1808 : }
1809 :
1810 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1811 0 : if (!tgt) {
1812 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1813 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1814 : "Unable to find a target.");
1815 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1816 0 : return;
1817 : }
1818 :
1819 0 : ctx->request = request;
1820 0 : ctx->response_sent = false;
1821 :
1822 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1823 0 : if (!subsystem) {
1824 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1825 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1826 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1827 0 : return;
1828 : }
1829 :
1830 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_remove_ns_paused, ctx);
1831 0 : if (rc != 0) {
1832 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1833 0 : nvmf_rpc_remove_ns_ctx_free(ctx);
1834 0 : }
1835 0 : }
1836 0 : SPDK_RPC_REGISTER("nvmf_subsystem_remove_ns", rpc_nvmf_subsystem_remove_ns, SPDK_RPC_RUNTIME)
1837 :
1838 : struct nvmf_rpc_ns_visible_ctx {
1839 : struct spdk_jsonrpc_request *request;
1840 : char *nqn;
1841 : uint32_t nsid;
1842 : char *host;
1843 : char *tgt_name;
1844 : bool visible;
1845 : bool response_sent;
1846 : };
1847 :
1848 : static const struct spdk_json_object_decoder nvmf_rpc_ns_visible_decoder[] = {
1849 : {"nqn", offsetof(struct nvmf_rpc_ns_visible_ctx, nqn), spdk_json_decode_string},
1850 : {"nsid", offsetof(struct nvmf_rpc_ns_visible_ctx, nsid), spdk_json_decode_uint32},
1851 : {"host", offsetof(struct nvmf_rpc_ns_visible_ctx, host), spdk_json_decode_string},
1852 : {"tgt_name", offsetof(struct nvmf_rpc_ns_visible_ctx, tgt_name), spdk_json_decode_string, true},
1853 : };
1854 :
1855 : static void
1856 0 : nvmf_rpc_ns_visible_ctx_free(struct nvmf_rpc_ns_visible_ctx *ctx)
1857 : {
1858 0 : free(ctx->nqn);
1859 0 : free(ctx->host);
1860 0 : free(ctx->tgt_name);
1861 0 : free(ctx);
1862 0 : }
1863 :
1864 : static void
1865 0 : nvmf_rpc_ns_visible_resumed(struct spdk_nvmf_subsystem *subsystem,
1866 : void *cb_arg, int status)
1867 : {
1868 0 : struct nvmf_rpc_ns_visible_ctx *ctx = cb_arg;
1869 0 : struct spdk_jsonrpc_request *request = ctx->request;
1870 0 : bool response_sent = ctx->response_sent;
1871 :
1872 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1873 :
1874 0 : if (!response_sent) {
1875 0 : spdk_jsonrpc_send_bool_response(request, true);
1876 0 : }
1877 0 : }
1878 :
1879 : static void
1880 0 : nvmf_rpc_ns_visible_paused(struct spdk_nvmf_subsystem *subsystem,
1881 : void *cb_arg, int status)
1882 : {
1883 0 : struct nvmf_rpc_ns_visible_ctx *ctx = cb_arg;
1884 : int ret;
1885 :
1886 0 : if (ctx->visible) {
1887 0 : ret = spdk_nvmf_ns_add_host(subsystem, ctx->nsid, ctx->host, 0);
1888 0 : } else {
1889 0 : ret = spdk_nvmf_ns_remove_host(subsystem, ctx->nsid, ctx->host, 0);
1890 : }
1891 0 : if (ret < 0) {
1892 0 : SPDK_ERRLOG("Unable to add/remove %s to namespace ID %u\n", ctx->host, ctx->nsid);
1893 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
1894 : "Invalid parameters");
1895 0 : ctx->response_sent = true;
1896 0 : }
1897 :
1898 0 : if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_visible_resumed, ctx)) {
1899 0 : if (!ctx->response_sent) {
1900 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1901 0 : }
1902 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1903 0 : }
1904 0 : }
1905 :
1906 : static void
1907 0 : nvmf_rpc_ns_visible(struct spdk_jsonrpc_request *request,
1908 : const struct spdk_json_val *params,
1909 : bool visible)
1910 : {
1911 : struct nvmf_rpc_ns_visible_ctx *ctx;
1912 : struct spdk_nvmf_subsystem *subsystem;
1913 : struct spdk_nvmf_tgt *tgt;
1914 : int rc;
1915 :
1916 0 : ctx = calloc(1, sizeof(*ctx));
1917 0 : if (!ctx) {
1918 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
1919 0 : return;
1920 : }
1921 0 : ctx->visible = visible;
1922 :
1923 0 : if (spdk_json_decode_object(params, nvmf_rpc_ns_visible_decoder,
1924 : SPDK_COUNTOF(nvmf_rpc_ns_visible_decoder),
1925 0 : ctx)) {
1926 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
1927 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1928 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1929 0 : return;
1930 : }
1931 0 : ctx->request = request;
1932 :
1933 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
1934 0 : if (!tgt) {
1935 0 : SPDK_ERRLOG("Unable to find a target object.\n");
1936 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
1937 : "Unable to find a target.");
1938 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1939 0 : return;
1940 : }
1941 :
1942 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
1943 0 : if (!subsystem) {
1944 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
1945 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
1946 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1947 0 : return;
1948 : }
1949 :
1950 0 : rc = spdk_nvmf_subsystem_pause(subsystem, ctx->nsid, nvmf_rpc_ns_visible_paused, ctx);
1951 0 : if (rc != 0) {
1952 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
1953 0 : nvmf_rpc_ns_visible_ctx_free(ctx);
1954 0 : }
1955 0 : }
1956 :
1957 : static void
1958 0 : rpc_nvmf_ns_add_host(struct spdk_jsonrpc_request *request,
1959 : const struct spdk_json_val *params)
1960 : {
1961 0 : nvmf_rpc_ns_visible(request, params, true);
1962 0 : }
1963 0 : SPDK_RPC_REGISTER("nvmf_ns_add_host", rpc_nvmf_ns_add_host, SPDK_RPC_RUNTIME)
1964 :
1965 : static void
1966 0 : rpc_nvmf_ns_remove_host(struct spdk_jsonrpc_request *request,
1967 : const struct spdk_json_val *params)
1968 : {
1969 0 : nvmf_rpc_ns_visible(request, params, false);
1970 0 : }
1971 0 : SPDK_RPC_REGISTER("nvmf_ns_remove_host", rpc_nvmf_ns_remove_host, SPDK_RPC_RUNTIME)
1972 :
1973 : struct nvmf_rpc_host_ctx {
1974 : struct spdk_jsonrpc_request *request;
1975 : char *nqn;
1976 : char *host;
1977 : char *tgt_name;
1978 : char *dhchap_key;
1979 : char *dhchap_ctrlr_key;
1980 : bool allow_any_host;
1981 : };
1982 :
1983 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_host_decoder[] = {
1984 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
1985 : {"host", offsetof(struct nvmf_rpc_host_ctx, host), spdk_json_decode_string},
1986 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
1987 : {"dhchap_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_key), spdk_json_decode_string, true},
1988 : {"dhchap_ctrlr_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_ctrlr_key), spdk_json_decode_string, true},
1989 : };
1990 :
1991 : static const struct spdk_json_object_decoder nvmf_rpc_referral_host_decoder[] = {
1992 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
1993 : {"host", offsetof(struct nvmf_rpc_host_ctx, host), spdk_json_decode_string},
1994 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
1995 : {"dhchap_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_key), spdk_json_decode_string, true},
1996 : {"dhchap_ctrlr_key", offsetof(struct nvmf_rpc_host_ctx, dhchap_ctrlr_key), spdk_json_decode_string, true},
1997 : };
1998 :
1999 : static void
2000 0 : nvmf_rpc_host_ctx_free(struct nvmf_rpc_host_ctx *ctx)
2001 : {
2002 0 : free(ctx->nqn);
2003 0 : free(ctx->host);
2004 0 : free(ctx->tgt_name);
2005 0 : free(ctx->dhchap_key);
2006 0 : free(ctx->dhchap_ctrlr_key);
2007 0 : }
2008 :
2009 : static void
2010 0 : rpc_nvmf_subsystem_add_host(struct spdk_jsonrpc_request *request,
2011 : const struct spdk_json_val *params)
2012 : {
2013 0 : struct nvmf_rpc_host_ctx ctx = {};
2014 : struct spdk_nvmf_subsystem *subsystem;
2015 0 : struct spdk_nvmf_host_opts opts = {};
2016 : struct spdk_nvmf_tgt *tgt;
2017 0 : struct spdk_key *key = NULL, *ckey = NULL;
2018 : int rc;
2019 :
2020 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_subsystem_host_decoder,
2021 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
2022 : &ctx)) {
2023 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2024 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2025 0 : goto out;
2026 : }
2027 :
2028 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2029 0 : if (!tgt) {
2030 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2031 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2032 : "Unable to find a target.");
2033 0 : goto out;
2034 : }
2035 :
2036 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2037 0 : if (!subsystem) {
2038 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx.nqn);
2039 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2040 0 : goto out;
2041 : }
2042 :
2043 0 : if (ctx.dhchap_key != NULL) {
2044 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2045 0 : if (key == NULL) {
2046 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2047 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2048 : "Invalid parameters");
2049 0 : goto out;
2050 : }
2051 0 : }
2052 :
2053 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2054 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2055 0 : if (ckey == NULL) {
2056 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2057 : ctx.dhchap_ctrlr_key);
2058 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2059 : "Invalid parameters");
2060 0 : goto out;
2061 : }
2062 0 : }
2063 :
2064 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2065 0 : opts.params = params;
2066 0 : opts.dhchap_key = key;
2067 0 : opts.dhchap_ctrlr_key = ckey;
2068 0 : rc = spdk_nvmf_subsystem_add_host_ext(subsystem, ctx.host, &opts);
2069 0 : if (rc != 0) {
2070 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2071 0 : goto out;
2072 : }
2073 :
2074 0 : spdk_jsonrpc_send_bool_response(request, true);
2075 : out:
2076 0 : spdk_keyring_put_key(ckey);
2077 0 : spdk_keyring_put_key(key);
2078 0 : nvmf_rpc_host_ctx_free(&ctx);
2079 0 : }
2080 0 : SPDK_RPC_REGISTER("nvmf_subsystem_add_host", rpc_nvmf_subsystem_add_host, SPDK_RPC_RUNTIME)
2081 :
2082 : static void
2083 0 : rpc_nvmf_subsystem_remove_host_done(void *_ctx, int status)
2084 : {
2085 0 : struct nvmf_rpc_host_ctx *ctx = _ctx;
2086 :
2087 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2088 0 : nvmf_rpc_host_ctx_free(ctx);
2089 0 : free(ctx);
2090 0 : }
2091 :
2092 : static void
2093 0 : rpc_nvmf_subsystem_remove_host(struct spdk_jsonrpc_request *request,
2094 : const struct spdk_json_val *params)
2095 : {
2096 : struct nvmf_rpc_host_ctx *ctx;
2097 : struct spdk_nvmf_subsystem *subsystem;
2098 : struct spdk_nvmf_tgt *tgt;
2099 : int rc;
2100 :
2101 0 : ctx = calloc(1, sizeof(*ctx));
2102 0 : if (ctx == NULL) {
2103 0 : SPDK_ERRLOG("Unable to allocate context to perform RPC\n");
2104 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2105 0 : return;
2106 : }
2107 :
2108 0 : ctx->request = request;
2109 :
2110 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
2111 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
2112 0 : ctx)) {
2113 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2114 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2115 0 : nvmf_rpc_host_ctx_free(ctx);
2116 0 : free(ctx);
2117 0 : return;
2118 : }
2119 :
2120 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2121 0 : if (!tgt) {
2122 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2123 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2124 : "Unable to find a target.");
2125 0 : nvmf_rpc_host_ctx_free(ctx);
2126 0 : free(ctx);
2127 0 : return;
2128 : }
2129 :
2130 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
2131 0 : if (!subsystem) {
2132 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
2133 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2134 0 : nvmf_rpc_host_ctx_free(ctx);
2135 0 : free(ctx);
2136 0 : return;
2137 : }
2138 :
2139 0 : rc = spdk_nvmf_subsystem_remove_host(subsystem, ctx->host);
2140 0 : if (rc != 0) {
2141 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2142 0 : nvmf_rpc_host_ctx_free(ctx);
2143 0 : free(ctx);
2144 0 : return;
2145 : }
2146 :
2147 0 : rc = spdk_nvmf_subsystem_disconnect_host(subsystem, ctx->host,
2148 : rpc_nvmf_subsystem_remove_host_done,
2149 0 : ctx);
2150 0 : if (rc != 0) {
2151 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2152 0 : nvmf_rpc_host_ctx_free(ctx);
2153 0 : free(ctx);
2154 0 : return;
2155 : }
2156 0 : }
2157 0 : SPDK_RPC_REGISTER("nvmf_subsystem_remove_host", rpc_nvmf_subsystem_remove_host,
2158 : SPDK_RPC_RUNTIME)
2159 :
2160 : static void
2161 0 : rpc_nvmf_discovery_referral_add_host(struct spdk_jsonrpc_request *request,
2162 : const struct spdk_json_val *params)
2163 : {
2164 0 : struct nvmf_rpc_host_ctx ctx = {};
2165 : struct spdk_nvmf_referral *referral;
2166 0 : struct spdk_nvmf_host_opts opts = {};
2167 : struct spdk_nvmf_tgt *tgt;
2168 0 : struct spdk_key *key = NULL, *ckey = NULL;
2169 : int rc;
2170 :
2171 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_referral_host_decoder,
2172 : SPDK_COUNTOF(nvmf_rpc_referral_host_decoder),
2173 : &ctx)) {
2174 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2175 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2176 0 : goto out;
2177 : }
2178 :
2179 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2180 0 : if (!tgt) {
2181 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2182 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2183 : "Unable to find a target.");
2184 0 : goto out;
2185 : }
2186 :
2187 0 : referral = spdk_nvmf_tgt_find_referral(tgt, ctx.nqn);
2188 0 : if (!referral) {
2189 0 : SPDK_ERRLOG("Unable to find referral with NQN %s\n", ctx.nqn);
2190 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2191 0 : goto out;
2192 : }
2193 :
2194 0 : if (ctx.dhchap_key != NULL) {
2195 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2196 0 : if (key == NULL) {
2197 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2198 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2199 : "Invalid parameters");
2200 0 : goto out;
2201 : }
2202 0 : }
2203 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2204 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2205 0 : if (ckey == NULL) {
2206 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2207 : ctx.dhchap_ctrlr_key);
2208 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2209 : "Invalid parameters");
2210 0 : goto out;
2211 : }
2212 0 : }
2213 :
2214 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2215 0 : opts.params = params;
2216 0 : opts.dhchap_key = key;
2217 0 : opts.dhchap_ctrlr_key = ckey;
2218 0 : rc = spdk_nvmf_discovery_referral_add_host_ext(referral, ctx.host, &opts);
2219 0 : if (rc != 0) {
2220 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2221 0 : goto out;
2222 : }
2223 :
2224 0 : spdk_jsonrpc_send_bool_response(request, true);
2225 : out:
2226 0 : spdk_keyring_put_key(ckey);
2227 0 : spdk_keyring_put_key(key);
2228 0 : nvmf_rpc_host_ctx_free(&ctx);
2229 0 : }
2230 0 : SPDK_RPC_REGISTER("nvmf_discovery_referral_add_host", rpc_nvmf_discovery_referral_add_host,
2231 : SPDK_RPC_RUNTIME)
2232 :
2233 : static void
2234 0 : rpc_nvmf_discovery_referral_remove_host(struct spdk_jsonrpc_request *request,
2235 : const struct spdk_json_val *params)
2236 : {
2237 : struct nvmf_rpc_host_ctx *ctx;
2238 : struct spdk_nvmf_referral *referral;
2239 : struct spdk_nvmf_tgt *tgt;
2240 : int rc;
2241 :
2242 0 : ctx = calloc(1, sizeof(*ctx));
2243 0 : if (ctx == NULL) {
2244 0 : SPDK_ERRLOG("Unable to allocate context to perform RPC\n");
2245 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2246 0 : return;
2247 : }
2248 :
2249 0 : ctx->request = request;
2250 :
2251 0 : if (spdk_json_decode_object(params, nvmf_rpc_referral_host_decoder,
2252 : SPDK_COUNTOF(nvmf_rpc_referral_host_decoder),
2253 0 : ctx)) {
2254 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2255 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2256 0 : nvmf_rpc_host_ctx_free(ctx);
2257 0 : free(ctx);
2258 0 : return;
2259 : }
2260 :
2261 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2262 0 : if (!tgt) {
2263 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2264 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2265 : "Unable to find a target.");
2266 0 : nvmf_rpc_host_ctx_free(ctx);
2267 0 : free(ctx);
2268 0 : return;
2269 : }
2270 :
2271 0 : referral = spdk_nvmf_tgt_find_referral(tgt, ctx->nqn);
2272 0 : if (!referral) {
2273 0 : SPDK_ERRLOG("Unable to find referral with NQN %s\n", ctx->nqn);
2274 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2275 0 : nvmf_rpc_host_ctx_free(ctx);
2276 0 : free(ctx);
2277 0 : return;
2278 : }
2279 :
2280 0 : rc = spdk_nvmf_discovery_referral_remove_host(referral, ctx->host);
2281 0 : if (rc != 0) {
2282 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2283 0 : nvmf_rpc_host_ctx_free(ctx);
2284 0 : free(ctx);
2285 0 : return;
2286 : }
2287 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2288 0 : nvmf_rpc_host_ctx_free(ctx);
2289 0 : free(ctx);
2290 :
2291 0 : }
2292 0 : SPDK_RPC_REGISTER("nvmf_discovery_referral_remove_host", rpc_nvmf_discovery_referral_remove_host,
2293 : SPDK_RPC_RUNTIME)
2294 :
2295 : static void
2296 0 : rpc_nvmf_subsystem_set_keys(struct spdk_jsonrpc_request *request,
2297 : const struct spdk_json_val *params)
2298 : {
2299 0 : struct nvmf_rpc_host_ctx ctx = {};
2300 : struct spdk_nvmf_subsystem *subsystem;
2301 0 : struct spdk_nvmf_subsystem_key_opts opts = {};
2302 : struct spdk_nvmf_tgt *tgt;
2303 0 : struct spdk_key *key = NULL, *ckey = NULL;
2304 : int rc;
2305 :
2306 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
2307 : SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder), &ctx)) {
2308 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2309 : "Invalid parameters");
2310 0 : goto out;
2311 : }
2312 :
2313 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2314 0 : if (!tgt) {
2315 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2316 : "Invalid parameters");
2317 0 : goto out;
2318 : }
2319 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2320 0 : if (!subsystem) {
2321 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2322 : "Invalid parameters");
2323 0 : goto out;
2324 : }
2325 :
2326 0 : if (ctx.dhchap_key != NULL) {
2327 0 : key = spdk_keyring_get_key(ctx.dhchap_key);
2328 0 : if (key == NULL) {
2329 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP key: %s\n", ctx.dhchap_key);
2330 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2331 : "Invalid parameters");
2332 0 : goto out;
2333 : }
2334 0 : }
2335 0 : if (ctx.dhchap_ctrlr_key != NULL) {
2336 0 : ckey = spdk_keyring_get_key(ctx.dhchap_ctrlr_key);
2337 0 : if (ckey == NULL) {
2338 0 : SPDK_ERRLOG("Unable to find DH-HMAC-CHAP ctrlr key: %s\n",
2339 : ctx.dhchap_ctrlr_key);
2340 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2341 : "Invalid parameters");
2342 0 : goto out;
2343 : }
2344 0 : }
2345 :
2346 0 : opts.size = SPDK_SIZEOF(&opts, dhchap_ctrlr_key);
2347 0 : opts.dhchap_key = key;
2348 0 : opts.dhchap_ctrlr_key = ckey;
2349 0 : rc = spdk_nvmf_subsystem_set_keys(subsystem, ctx.host, &opts);
2350 0 : if (rc != 0) {
2351 0 : spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
2352 0 : goto out;
2353 : }
2354 :
2355 0 : spdk_jsonrpc_send_bool_response(request, true);
2356 : out:
2357 0 : spdk_keyring_put_key(ckey);
2358 0 : spdk_keyring_put_key(key);
2359 0 : nvmf_rpc_host_ctx_free(&ctx);
2360 0 : }
2361 0 : SPDK_RPC_REGISTER("nvmf_subsystem_set_keys", rpc_nvmf_subsystem_set_keys, SPDK_RPC_RUNTIME)
2362 :
2363 : static const struct spdk_json_object_decoder nvmf_rpc_subsystem_any_host_decoder[] = {
2364 : {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
2365 : {"allow_any_host", offsetof(struct nvmf_rpc_host_ctx, allow_any_host), spdk_json_decode_bool},
2366 : {"tgt_name", offsetof(struct nvmf_rpc_host_ctx, tgt_name), spdk_json_decode_string, true},
2367 : };
2368 :
2369 : static void
2370 0 : rpc_nvmf_subsystem_allow_any_host(struct spdk_jsonrpc_request *request,
2371 : const struct spdk_json_val *params)
2372 : {
2373 0 : struct nvmf_rpc_host_ctx ctx = {};
2374 : struct spdk_nvmf_subsystem *subsystem;
2375 : struct spdk_nvmf_tgt *tgt;
2376 : int rc;
2377 :
2378 0 : if (spdk_json_decode_object(params, nvmf_rpc_subsystem_any_host_decoder,
2379 : SPDK_COUNTOF(nvmf_rpc_subsystem_any_host_decoder),
2380 : &ctx)) {
2381 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2382 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2383 0 : nvmf_rpc_host_ctx_free(&ctx);
2384 0 : return;
2385 : }
2386 :
2387 0 : tgt = spdk_nvmf_get_tgt(ctx.tgt_name);
2388 0 : if (!tgt) {
2389 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2390 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2391 : "Unable to find a target.");
2392 0 : nvmf_rpc_host_ctx_free(&ctx);
2393 0 : return;
2394 : }
2395 :
2396 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx.nqn);
2397 0 : if (!subsystem) {
2398 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx.nqn);
2399 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2400 0 : nvmf_rpc_host_ctx_free(&ctx);
2401 0 : return;
2402 : }
2403 :
2404 0 : rc = spdk_nvmf_subsystem_set_allow_any_host(subsystem, ctx.allow_any_host);
2405 0 : if (rc != 0) {
2406 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
2407 0 : nvmf_rpc_host_ctx_free(&ctx);
2408 0 : return;
2409 : }
2410 :
2411 0 : spdk_jsonrpc_send_bool_response(request, true);
2412 0 : nvmf_rpc_host_ctx_free(&ctx);
2413 0 : }
2414 0 : SPDK_RPC_REGISTER("nvmf_subsystem_allow_any_host", rpc_nvmf_subsystem_allow_any_host,
2415 : SPDK_RPC_RUNTIME)
2416 :
2417 : struct nvmf_rpc_target_ctx {
2418 : char *name;
2419 : uint32_t max_subsystems;
2420 : char *discovery_filter;
2421 : };
2422 :
2423 : static int
2424 0 : decode_discovery_filter(const struct spdk_json_val *val, void *out)
2425 : {
2426 0 : uint32_t *_filter = out;
2427 0 : uint32_t filter = SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY;
2428 0 : char *tokens = spdk_json_strdup(val);
2429 : char *tok;
2430 0 : int rc = -EINVAL;
2431 0 : bool all_specified = false;
2432 :
2433 0 : if (!tokens) {
2434 0 : return -ENOMEM;
2435 : }
2436 :
2437 0 : tok = strtok(tokens, ",");
2438 0 : while (tok) {
2439 0 : if (strncmp(tok, "match_any", 9) == 0) {
2440 0 : if (filter != SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY) {
2441 0 : goto out;
2442 : }
2443 0 : filter = SPDK_NVMF_TGT_DISCOVERY_MATCH_ANY;
2444 0 : all_specified = true;
2445 0 : } else {
2446 0 : if (all_specified) {
2447 0 : goto out;
2448 : }
2449 0 : if (strncmp(tok, "transport", 9) == 0) {
2450 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_TYPE;
2451 0 : } else if (strncmp(tok, "address", 7) == 0) {
2452 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_ADDRESS;
2453 0 : } else if (strncmp(tok, "svcid", 5) == 0) {
2454 0 : filter |= SPDK_NVMF_TGT_DISCOVERY_MATCH_TRANSPORT_SVCID;
2455 0 : } else {
2456 0 : SPDK_ERRLOG("Invalid value %s\n", tok);
2457 0 : goto out;
2458 : }
2459 : }
2460 :
2461 0 : tok = strtok(NULL, ",");
2462 : }
2463 :
2464 0 : rc = 0;
2465 0 : *_filter = filter;
2466 :
2467 : out:
2468 0 : free(tokens);
2469 :
2470 0 : return rc;
2471 0 : }
2472 :
2473 : static const struct spdk_json_object_decoder nvmf_rpc_create_target_decoder[] = {
2474 : {"name", offsetof(struct nvmf_rpc_target_ctx, name), spdk_json_decode_string},
2475 : {"max_subsystems", offsetof(struct nvmf_rpc_target_ctx, max_subsystems), spdk_json_decode_uint32, true},
2476 : {"discovery_filter", offsetof(struct nvmf_rpc_target_ctx, discovery_filter), decode_discovery_filter, true}
2477 : };
2478 :
2479 : static void
2480 0 : rpc_nvmf_create_target(struct spdk_jsonrpc_request *request,
2481 : const struct spdk_json_val *params)
2482 : {
2483 : struct spdk_nvmf_target_opts opts;
2484 0 : struct nvmf_rpc_target_ctx ctx = {0};
2485 : struct spdk_nvmf_tgt *tgt;
2486 : struct spdk_json_write_ctx *w;
2487 :
2488 : /* Decode parameters the first time to get the transport type */
2489 0 : if (spdk_json_decode_object(params, nvmf_rpc_create_target_decoder,
2490 : SPDK_COUNTOF(nvmf_rpc_create_target_decoder),
2491 : &ctx)) {
2492 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2493 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2494 0 : goto out;
2495 : }
2496 :
2497 0 : snprintf(opts.name, NVMF_TGT_NAME_MAX_LENGTH, "%s", ctx.name);
2498 0 : opts.max_subsystems = ctx.max_subsystems;
2499 0 : opts.size = SPDK_SIZEOF(&opts, discovery_filter);
2500 :
2501 0 : if (spdk_nvmf_get_tgt(opts.name) != NULL) {
2502 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2503 : "Target already exists.");
2504 0 : goto out;
2505 : }
2506 :
2507 0 : tgt = spdk_nvmf_tgt_create(&opts);
2508 :
2509 0 : if (tgt == NULL) {
2510 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2511 : "Unable to create the requested target.");
2512 0 : goto out;
2513 : }
2514 :
2515 0 : w = spdk_jsonrpc_begin_result(request);
2516 0 : spdk_json_write_string(w, spdk_nvmf_tgt_get_name(tgt));
2517 0 : spdk_jsonrpc_end_result(request, w);
2518 : out:
2519 0 : free(ctx.name);
2520 0 : free(ctx.discovery_filter);
2521 0 : }
2522 0 : /* private */ SPDK_RPC_REGISTER("nvmf_create_target", rpc_nvmf_create_target, SPDK_RPC_RUNTIME);
2523 :
2524 : static const struct spdk_json_object_decoder nvmf_rpc_destroy_target_decoder[] = {
2525 : {"name", offsetof(struct nvmf_rpc_target_ctx, name), spdk_json_decode_string},
2526 : };
2527 :
2528 : static void
2529 0 : nvmf_rpc_destroy_target_done(void *ctx, int status)
2530 : {
2531 0 : struct spdk_jsonrpc_request *request = ctx;
2532 :
2533 0 : spdk_jsonrpc_send_bool_response(request, true);
2534 0 : }
2535 :
2536 : static void
2537 0 : rpc_nvmf_delete_target(struct spdk_jsonrpc_request *request,
2538 : const struct spdk_json_val *params)
2539 : {
2540 0 : struct nvmf_rpc_target_ctx ctx = {0};
2541 : struct spdk_nvmf_tgt *tgt;
2542 :
2543 : /* Decode parameters the first time to get the transport type */
2544 0 : if (spdk_json_decode_object(params, nvmf_rpc_destroy_target_decoder,
2545 : SPDK_COUNTOF(nvmf_rpc_destroy_target_decoder),
2546 : &ctx)) {
2547 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2548 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2549 0 : free(ctx.name);
2550 0 : return;
2551 : }
2552 :
2553 0 : tgt = spdk_nvmf_get_tgt(ctx.name);
2554 :
2555 0 : if (tgt == NULL) {
2556 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2557 : "The specified target doesn't exist, cannot delete it.");
2558 0 : free(ctx.name);
2559 0 : return;
2560 : }
2561 :
2562 0 : spdk_nvmf_tgt_destroy(tgt, nvmf_rpc_destroy_target_done, request);
2563 0 : free(ctx.name);
2564 0 : }
2565 0 : /* private */ SPDK_RPC_REGISTER("nvmf_delete_target", rpc_nvmf_delete_target, SPDK_RPC_RUNTIME);
2566 :
2567 : static void
2568 0 : rpc_nvmf_get_targets(struct spdk_jsonrpc_request *request,
2569 : const struct spdk_json_val *params)
2570 : {
2571 : struct spdk_json_write_ctx *w;
2572 : struct spdk_nvmf_tgt *tgt;
2573 : const char *name;
2574 :
2575 0 : if (params != NULL) {
2576 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2577 : "nvmf_get_targets has no parameters.");
2578 0 : return;
2579 : }
2580 :
2581 0 : w = spdk_jsonrpc_begin_result(request);
2582 0 : spdk_json_write_array_begin(w);
2583 :
2584 0 : tgt = spdk_nvmf_get_first_tgt();
2585 :
2586 0 : while (tgt != NULL) {
2587 0 : name = spdk_nvmf_tgt_get_name(tgt);
2588 0 : spdk_json_write_string(w, name);
2589 0 : tgt = spdk_nvmf_get_next_tgt(tgt);
2590 : }
2591 :
2592 0 : spdk_json_write_array_end(w);
2593 0 : spdk_jsonrpc_end_result(request, w);
2594 0 : }
2595 0 : /* private */ SPDK_RPC_REGISTER("nvmf_get_targets", rpc_nvmf_get_targets, SPDK_RPC_RUNTIME);
2596 :
2597 : struct nvmf_rpc_create_transport_ctx {
2598 : char *trtype;
2599 : char *tgt_name;
2600 : struct spdk_nvmf_transport_opts opts;
2601 : struct spdk_jsonrpc_request *request;
2602 : struct spdk_nvmf_transport *transport;
2603 : int status;
2604 : };
2605 :
2606 : /**
2607 : * `max_qpairs_per_ctrlr` represents both admin and IO qpairs, that confuses
2608 : * users when they configure a transport using RPC. So it was decided to
2609 : * deprecate `max_qpairs_per_ctrlr` RPC parameter and use `max_io_qpairs_per_ctrlr`
2610 : * But internal logic remains unchanged and SPDK expects that
2611 : * spdk_nvmf_transport_opts::max_qpairs_per_ctrlr includes an admin qpair.
2612 : * This function parses the number of IO qpairs and adds +1 for admin qpair.
2613 : */
2614 : static int
2615 0 : nvmf_rpc_decode_max_io_qpairs(const struct spdk_json_val *val, void *out)
2616 : {
2617 0 : uint16_t *i = out;
2618 : int rc;
2619 :
2620 0 : rc = spdk_json_number_to_uint16(val, i);
2621 0 : if (rc == 0) {
2622 0 : (*i)++;
2623 0 : }
2624 :
2625 0 : return rc;
2626 : }
2627 :
2628 : static const struct spdk_json_object_decoder nvmf_rpc_create_transport_decoder[] = {
2629 : { "trtype", offsetof(struct nvmf_rpc_create_transport_ctx, trtype), spdk_json_decode_string},
2630 : {
2631 : "max_queue_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_queue_depth),
2632 : spdk_json_decode_uint16, true
2633 : },
2634 : {
2635 : "max_io_qpairs_per_ctrlr", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_qpairs_per_ctrlr),
2636 : nvmf_rpc_decode_max_io_qpairs, true
2637 : },
2638 : {
2639 : "in_capsule_data_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.in_capsule_data_size),
2640 : spdk_json_decode_uint32, true
2641 : },
2642 : {
2643 : "max_io_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_io_size),
2644 : spdk_json_decode_uint32, true
2645 : },
2646 : {
2647 : "io_unit_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.io_unit_size),
2648 : spdk_json_decode_uint32, true
2649 : },
2650 : {
2651 : "max_aq_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_aq_depth),
2652 : spdk_json_decode_uint32, true
2653 : },
2654 : {
2655 : "num_shared_buffers", offsetof(struct nvmf_rpc_create_transport_ctx, opts.num_shared_buffers),
2656 : spdk_json_decode_uint32, true
2657 : },
2658 : {
2659 : "buf_cache_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.buf_cache_size),
2660 : spdk_json_decode_uint32, true
2661 : },
2662 : {
2663 : "dif_insert_or_strip", offsetof(struct nvmf_rpc_create_transport_ctx, opts.dif_insert_or_strip),
2664 : spdk_json_decode_bool, true
2665 : },
2666 : {
2667 : "abort_timeout_sec", offsetof(struct nvmf_rpc_create_transport_ctx, opts.abort_timeout_sec),
2668 : spdk_json_decode_uint32, true
2669 : },
2670 : {
2671 : "zcopy", offsetof(struct nvmf_rpc_create_transport_ctx, opts.zcopy),
2672 : spdk_json_decode_bool, true
2673 : },
2674 : {
2675 : "tgt_name", offsetof(struct nvmf_rpc_create_transport_ctx, tgt_name),
2676 : spdk_json_decode_string, true
2677 : },
2678 : {
2679 : "acceptor_poll_rate", offsetof(struct nvmf_rpc_create_transport_ctx, opts.acceptor_poll_rate),
2680 : spdk_json_decode_uint32, true
2681 : },
2682 : {
2683 : "ack_timeout", offsetof(struct nvmf_rpc_create_transport_ctx, opts.ack_timeout),
2684 : spdk_json_decode_uint32, true
2685 : },
2686 : {
2687 : "data_wr_pool_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.data_wr_pool_size),
2688 : spdk_json_decode_uint32, true
2689 : },
2690 : {
2691 : "disable_command_passthru", offsetof(struct nvmf_rpc_create_transport_ctx, opts.disable_command_passthru),
2692 : spdk_json_decode_bool, true
2693 : }
2694 : };
2695 :
2696 : static void
2697 0 : nvmf_rpc_create_transport_ctx_free(struct nvmf_rpc_create_transport_ctx *ctx)
2698 : {
2699 0 : free(ctx->trtype);
2700 0 : free(ctx->tgt_name);
2701 0 : free(ctx);
2702 0 : }
2703 :
2704 : static void
2705 0 : nvmf_rpc_transport_destroy_done_cb(void *cb_arg)
2706 : {
2707 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2708 :
2709 0 : spdk_jsonrpc_send_error_response_fmt(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2710 0 : "Failed to add transport to tgt.(%d)", ctx->status);
2711 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2712 0 : }
2713 :
2714 : static void
2715 0 : nvmf_rpc_tgt_add_transport_done(void *cb_arg, int status)
2716 : {
2717 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2718 :
2719 0 : if (status) {
2720 0 : SPDK_ERRLOG("Failed to add transport to tgt.(%d)\n", status);
2721 0 : ctx->status = status;
2722 0 : spdk_nvmf_transport_destroy(ctx->transport, nvmf_rpc_transport_destroy_done_cb, ctx);
2723 0 : return;
2724 : }
2725 :
2726 0 : spdk_jsonrpc_send_bool_response(ctx->request, true);
2727 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2728 0 : }
2729 :
2730 : static void
2731 0 : nvmf_rpc_create_transport_done(void *cb_arg, struct spdk_nvmf_transport *transport)
2732 : {
2733 0 : struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
2734 :
2735 0 : if (!transport) {
2736 0 : SPDK_ERRLOG("Failed to create transport.\n");
2737 0 : spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2738 : "Failed to create transport.");
2739 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2740 0 : return;
2741 : }
2742 :
2743 0 : ctx->transport = transport;
2744 :
2745 0 : spdk_nvmf_tgt_add_transport(spdk_nvmf_get_tgt(ctx->tgt_name), transport,
2746 0 : nvmf_rpc_tgt_add_transport_done, ctx);
2747 0 : }
2748 :
2749 : static void
2750 0 : rpc_nvmf_create_transport(struct spdk_jsonrpc_request *request,
2751 : const struct spdk_json_val *params)
2752 : {
2753 : struct nvmf_rpc_create_transport_ctx *ctx;
2754 : struct spdk_nvmf_tgt *tgt;
2755 : int rc;
2756 :
2757 0 : ctx = calloc(1, sizeof(*ctx));
2758 0 : if (!ctx) {
2759 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
2760 0 : return;
2761 : }
2762 :
2763 : /* Decode parameters the first time to get the transport type */
2764 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_create_transport_decoder,
2765 : SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
2766 0 : ctx)) {
2767 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
2768 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2769 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2770 0 : return;
2771 : }
2772 :
2773 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2774 0 : if (!tgt) {
2775 0 : SPDK_ERRLOG("Unable to find a target object.\n");
2776 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2777 : "Unable to find a target.");
2778 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2779 0 : return;
2780 : }
2781 :
2782 : /* Initialize all the transport options (based on transport type) and decode the
2783 : * parameters again to update any options passed in rpc create transport call.
2784 : */
2785 0 : if (!spdk_nvmf_transport_opts_init(ctx->trtype, &ctx->opts, sizeof(ctx->opts))) {
2786 : /* This can happen if user specifies PCIE transport type which isn't valid for
2787 : * NVMe-oF.
2788 : */
2789 0 : SPDK_ERRLOG("Invalid transport type '%s'\n", ctx->trtype);
2790 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
2791 0 : "Invalid transport type '%s'", ctx->trtype);
2792 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2793 0 : return;
2794 : }
2795 :
2796 0 : if (spdk_json_decode_object_relaxed(params, nvmf_rpc_create_transport_decoder,
2797 : SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
2798 0 : ctx)) {
2799 0 : SPDK_ERRLOG("spdk_json_decode_object_relaxed failed\n");
2800 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2801 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2802 0 : return;
2803 : }
2804 :
2805 0 : if (spdk_nvmf_tgt_get_transport(tgt, ctx->trtype)) {
2806 0 : SPDK_ERRLOG("Transport type '%s' already exists\n", ctx->trtype);
2807 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2808 0 : "Transport type '%s' already exists", ctx->trtype);
2809 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2810 0 : return;
2811 : }
2812 :
2813 : /* Transport can parse additional params themselves */
2814 0 : ctx->opts.transport_specific = params;
2815 0 : ctx->request = request;
2816 :
2817 0 : rc = spdk_nvmf_transport_create_async(ctx->trtype, &ctx->opts, nvmf_rpc_create_transport_done, ctx);
2818 0 : if (rc) {
2819 0 : SPDK_ERRLOG("Transport type '%s' create failed\n", ctx->trtype);
2820 0 : spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2821 0 : "Transport type '%s' create failed", ctx->trtype);
2822 0 : nvmf_rpc_create_transport_ctx_free(ctx);
2823 0 : }
2824 0 : }
2825 0 : SPDK_RPC_REGISTER("nvmf_create_transport", rpc_nvmf_create_transport, SPDK_RPC_RUNTIME)
2826 :
2827 : struct rpc_get_transport {
2828 : char *trtype;
2829 : char *tgt_name;
2830 : };
2831 :
2832 : static const struct spdk_json_object_decoder rpc_get_transport_decoders[] = {
2833 : {"trtype", offsetof(struct rpc_get_transport, trtype), spdk_json_decode_string, true},
2834 : {"tgt_name", offsetof(struct rpc_get_transport, tgt_name), spdk_json_decode_string, true},
2835 : };
2836 :
2837 : static void
2838 0 : rpc_nvmf_get_transports(struct spdk_jsonrpc_request *request,
2839 : const struct spdk_json_val *params)
2840 : {
2841 0 : struct rpc_get_transport req = { 0 };
2842 : struct spdk_json_write_ctx *w;
2843 0 : struct spdk_nvmf_transport *transport = NULL;
2844 : struct spdk_nvmf_tgt *tgt;
2845 :
2846 0 : if (params) {
2847 0 : if (spdk_json_decode_object(params, rpc_get_transport_decoders,
2848 : SPDK_COUNTOF(rpc_get_transport_decoders),
2849 : &req)) {
2850 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2851 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2852 0 : return;
2853 : }
2854 0 : }
2855 :
2856 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
2857 0 : if (!tgt) {
2858 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2859 : "Unable to find a target.");
2860 0 : free(req.trtype);
2861 0 : free(req.tgt_name);
2862 0 : return;
2863 : }
2864 :
2865 0 : if (req.trtype) {
2866 0 : transport = spdk_nvmf_tgt_get_transport(tgt, req.trtype);
2867 0 : if (transport == NULL) {
2868 0 : SPDK_ERRLOG("transport '%s' does not exist\n", req.trtype);
2869 0 : spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
2870 0 : free(req.trtype);
2871 0 : free(req.tgt_name);
2872 0 : return;
2873 : }
2874 0 : }
2875 :
2876 0 : w = spdk_jsonrpc_begin_result(request);
2877 0 : spdk_json_write_array_begin(w);
2878 :
2879 0 : if (transport) {
2880 0 : nvmf_transport_dump_opts(transport, w, false);
2881 0 : } else {
2882 0 : for (transport = spdk_nvmf_transport_get_first(tgt); transport != NULL;
2883 0 : transport = spdk_nvmf_transport_get_next(transport)) {
2884 0 : nvmf_transport_dump_opts(transport, w, false);
2885 0 : }
2886 : }
2887 :
2888 0 : spdk_json_write_array_end(w);
2889 0 : spdk_jsonrpc_end_result(request, w);
2890 0 : free(req.trtype);
2891 0 : free(req.tgt_name);
2892 0 : }
2893 0 : SPDK_RPC_REGISTER("nvmf_get_transports", rpc_nvmf_get_transports, SPDK_RPC_RUNTIME)
2894 :
2895 : struct rpc_nvmf_get_stats_ctx {
2896 : char *tgt_name;
2897 : struct spdk_nvmf_tgt *tgt;
2898 : struct spdk_jsonrpc_request *request;
2899 : struct spdk_json_write_ctx *w;
2900 : };
2901 :
2902 : static const struct spdk_json_object_decoder rpc_get_stats_decoders[] = {
2903 : {"tgt_name", offsetof(struct rpc_nvmf_get_stats_ctx, tgt_name), spdk_json_decode_string, true},
2904 : };
2905 :
2906 : static void
2907 0 : free_get_stats_ctx(struct rpc_nvmf_get_stats_ctx *ctx)
2908 : {
2909 0 : free(ctx->tgt_name);
2910 0 : free(ctx);
2911 0 : }
2912 :
2913 : static void
2914 0 : rpc_nvmf_get_stats_done(struct spdk_io_channel_iter *i, int status)
2915 : {
2916 0 : struct rpc_nvmf_get_stats_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
2917 :
2918 0 : spdk_json_write_array_end(ctx->w);
2919 0 : spdk_json_write_object_end(ctx->w);
2920 0 : spdk_jsonrpc_end_result(ctx->request, ctx->w);
2921 0 : free_get_stats_ctx(ctx);
2922 0 : }
2923 :
2924 : static void
2925 0 : _rpc_nvmf_get_stats(struct spdk_io_channel_iter *i)
2926 : {
2927 0 : struct rpc_nvmf_get_stats_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
2928 : struct spdk_io_channel *ch;
2929 : struct spdk_nvmf_poll_group *group;
2930 :
2931 0 : ch = spdk_get_io_channel(ctx->tgt);
2932 0 : group = spdk_io_channel_get_ctx(ch);
2933 :
2934 0 : spdk_nvmf_poll_group_dump_stat(group, ctx->w);
2935 :
2936 0 : spdk_put_io_channel(ch);
2937 0 : spdk_for_each_channel_continue(i, 0);
2938 0 : }
2939 :
2940 :
2941 : static void
2942 0 : rpc_nvmf_get_stats(struct spdk_jsonrpc_request *request,
2943 : const struct spdk_json_val *params)
2944 : {
2945 : struct rpc_nvmf_get_stats_ctx *ctx;
2946 :
2947 0 : ctx = calloc(1, sizeof(*ctx));
2948 0 : if (!ctx) {
2949 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2950 : "Memory allocation error");
2951 0 : return;
2952 : }
2953 0 : ctx->request = request;
2954 :
2955 0 : if (params) {
2956 0 : if (spdk_json_decode_object(params, rpc_get_stats_decoders,
2957 : SPDK_COUNTOF(rpc_get_stats_decoders),
2958 0 : ctx)) {
2959 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
2960 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
2961 0 : free_get_stats_ctx(ctx);
2962 0 : return;
2963 : }
2964 0 : }
2965 :
2966 0 : ctx->tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
2967 0 : if (!ctx->tgt) {
2968 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
2969 : "Unable to find a target.");
2970 0 : free_get_stats_ctx(ctx);
2971 0 : return;
2972 : }
2973 :
2974 0 : ctx->w = spdk_jsonrpc_begin_result(ctx->request);
2975 0 : spdk_json_write_object_begin(ctx->w);
2976 0 : spdk_json_write_named_uint64(ctx->w, "tick_rate", spdk_get_ticks_hz());
2977 0 : spdk_json_write_named_array_begin(ctx->w, "poll_groups");
2978 :
2979 0 : spdk_for_each_channel(ctx->tgt,
2980 : _rpc_nvmf_get_stats,
2981 0 : ctx,
2982 : rpc_nvmf_get_stats_done);
2983 0 : }
2984 :
2985 0 : SPDK_RPC_REGISTER("nvmf_get_stats", rpc_nvmf_get_stats, SPDK_RPC_RUNTIME)
2986 :
2987 : static void
2988 0 : dump_nvmf_ctrlr(struct spdk_json_write_ctx *w, struct spdk_nvmf_ctrlr *ctrlr)
2989 : {
2990 : uint32_t count;
2991 :
2992 0 : spdk_json_write_object_begin(w);
2993 :
2994 0 : spdk_json_write_named_uint32(w, "cntlid", ctrlr->cntlid);
2995 0 : spdk_json_write_named_string(w, "hostnqn", ctrlr->hostnqn);
2996 0 : spdk_json_write_named_uuid(w, "hostid", &ctrlr->hostid);
2997 :
2998 0 : count = spdk_bit_array_count_set(ctrlr->qpair_mask);
2999 0 : spdk_json_write_named_uint32(w, "num_io_qpairs", count);
3000 :
3001 0 : spdk_json_write_object_end(w);
3002 0 : }
3003 :
3004 : static const char *
3005 0 : nvmf_qpair_state_str(enum spdk_nvmf_qpair_state state)
3006 : {
3007 0 : switch (state) {
3008 : case SPDK_NVMF_QPAIR_UNINITIALIZED:
3009 0 : return "uninitialized";
3010 : case SPDK_NVMF_QPAIR_CONNECTING:
3011 0 : return "connecting";
3012 : case SPDK_NVMF_QPAIR_ENABLED:
3013 0 : return "enabled";
3014 : case SPDK_NVMF_QPAIR_DEACTIVATING:
3015 0 : return "deactivating";
3016 : case SPDK_NVMF_QPAIR_ERROR:
3017 0 : return "error";
3018 : default:
3019 0 : return NULL;
3020 : }
3021 0 : }
3022 :
3023 : static void
3024 0 : dump_nvmf_qpair(struct spdk_json_write_ctx *w, struct spdk_nvmf_qpair *qpair)
3025 : {
3026 0 : struct spdk_nvme_transport_id trid = {};
3027 :
3028 0 : spdk_json_write_object_begin(w);
3029 :
3030 0 : spdk_json_write_named_uint32(w, "cntlid", qpair->ctrlr->cntlid);
3031 0 : spdk_json_write_named_uint32(w, "qid", qpair->qid);
3032 0 : spdk_json_write_named_string(w, "state", nvmf_qpair_state_str(qpair->state));
3033 0 : spdk_json_write_named_string(w, "thread", spdk_thread_get_name(spdk_get_thread()));
3034 0 : spdk_json_write_named_string(w, "hostnqn", qpair->ctrlr->hostnqn);
3035 :
3036 0 : if (spdk_nvmf_qpair_get_listen_trid(qpair, &trid) == 0) {
3037 0 : spdk_json_write_named_object_begin(w, "listen_address");
3038 0 : nvmf_transport_listen_dump_trid(&trid, w);
3039 0 : spdk_json_write_object_end(w);
3040 0 : if (qpair->transport->ops->listen_dump_opts) {
3041 0 : qpair->transport->ops->listen_dump_opts(qpair->transport, &trid, w);
3042 0 : }
3043 0 : }
3044 :
3045 0 : memset(&trid, 0, sizeof(trid));
3046 0 : if (spdk_nvmf_qpair_get_peer_trid(qpair, &trid) == 0) {
3047 0 : spdk_json_write_named_object_begin(w, "peer_address");
3048 0 : nvmf_transport_listen_dump_trid(&trid, w);
3049 0 : spdk_json_write_object_end(w);
3050 0 : }
3051 :
3052 0 : nvmf_qpair_auth_dump(qpair, w);
3053 0 : spdk_json_write_object_end(w);
3054 0 : }
3055 :
3056 : static const char *
3057 0 : nvme_ana_state_str(enum spdk_nvme_ana_state ana_state)
3058 : {
3059 0 : switch (ana_state) {
3060 : case SPDK_NVME_ANA_OPTIMIZED_STATE:
3061 0 : return "optimized";
3062 : case SPDK_NVME_ANA_NON_OPTIMIZED_STATE:
3063 0 : return "non_optimized";
3064 : case SPDK_NVME_ANA_INACCESSIBLE_STATE:
3065 0 : return "inaccessible";
3066 : case SPDK_NVME_ANA_PERSISTENT_LOSS_STATE:
3067 0 : return "persistent_loss";
3068 : case SPDK_NVME_ANA_CHANGE_STATE:
3069 0 : return "change";
3070 : default:
3071 0 : return NULL;
3072 : }
3073 0 : }
3074 :
3075 : static void
3076 0 : dump_nvmf_subsystem_listener(struct spdk_json_write_ctx *w,
3077 : struct spdk_nvmf_subsystem_listener *listener)
3078 : {
3079 0 : const struct spdk_nvme_transport_id *trid = listener->trid;
3080 : uint32_t i;
3081 :
3082 0 : spdk_json_write_object_begin(w);
3083 :
3084 0 : spdk_json_write_named_object_begin(w, "address");
3085 0 : nvmf_transport_listen_dump_trid(trid, w);
3086 0 : spdk_json_write_object_end(w);
3087 :
3088 0 : if (spdk_nvmf_subsystem_get_ana_reporting(listener->subsystem)) {
3089 0 : spdk_json_write_named_array_begin(w, "ana_states");
3090 0 : for (i = 0; i < listener->subsystem->max_nsid; i++) {
3091 0 : spdk_json_write_object_begin(w);
3092 0 : spdk_json_write_named_uint32(w, "ana_group", i + 1);
3093 0 : spdk_json_write_named_string(w, "ana_state",
3094 0 : nvme_ana_state_str(listener->ana_state[i]));
3095 0 : spdk_json_write_object_end(w);
3096 0 : }
3097 0 : spdk_json_write_array_end(w);
3098 0 : }
3099 :
3100 0 : spdk_json_write_object_end(w);
3101 0 : }
3102 :
3103 : struct rpc_subsystem_query_ctx {
3104 : char *nqn;
3105 : char *tgt_name;
3106 : struct spdk_nvmf_subsystem *subsystem;
3107 : struct spdk_jsonrpc_request *request;
3108 : struct spdk_json_write_ctx *w;
3109 : };
3110 :
3111 : static const struct spdk_json_object_decoder rpc_subsystem_query_decoders[] = {
3112 : {"nqn", offsetof(struct rpc_subsystem_query_ctx, nqn), spdk_json_decode_string},
3113 : {"tgt_name", offsetof(struct rpc_subsystem_query_ctx, tgt_name), spdk_json_decode_string, true},
3114 : };
3115 :
3116 : static void
3117 0 : free_rpc_subsystem_query_ctx(struct rpc_subsystem_query_ctx *ctx)
3118 : {
3119 0 : free(ctx->nqn);
3120 0 : free(ctx->tgt_name);
3121 0 : free(ctx);
3122 0 : }
3123 :
3124 : static void
3125 0 : rpc_nvmf_get_controllers_paused(struct spdk_nvmf_subsystem *subsystem,
3126 : void *cb_arg, int status)
3127 : {
3128 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3129 : struct spdk_json_write_ctx *w;
3130 : struct spdk_nvmf_ctrlr *ctrlr;
3131 :
3132 0 : w = spdk_jsonrpc_begin_result(ctx->request);
3133 :
3134 0 : spdk_json_write_array_begin(w);
3135 0 : TAILQ_FOREACH(ctrlr, &ctx->subsystem->ctrlrs, link) {
3136 0 : dump_nvmf_ctrlr(w, ctrlr);
3137 0 : }
3138 0 : spdk_json_write_array_end(w);
3139 :
3140 0 : spdk_jsonrpc_end_result(ctx->request, w);
3141 :
3142 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3143 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3144 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3145 0 : }
3146 :
3147 0 : free_rpc_subsystem_query_ctx(ctx);
3148 0 : }
3149 :
3150 : static void
3151 0 : rpc_nvmf_get_qpairs_done(struct spdk_io_channel_iter *i, int status)
3152 : {
3153 0 : struct rpc_subsystem_query_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
3154 :
3155 0 : spdk_json_write_array_end(ctx->w);
3156 0 : spdk_jsonrpc_end_result(ctx->request, ctx->w);
3157 :
3158 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3159 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3160 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3161 0 : }
3162 :
3163 0 : free_rpc_subsystem_query_ctx(ctx);
3164 0 : }
3165 :
3166 : static void
3167 0 : rpc_nvmf_get_qpairs(struct spdk_io_channel_iter *i)
3168 : {
3169 0 : struct rpc_subsystem_query_ctx *ctx = spdk_io_channel_iter_get_ctx(i);
3170 : struct spdk_io_channel *ch;
3171 : struct spdk_nvmf_poll_group *group;
3172 : struct spdk_nvmf_qpair *qpair;
3173 :
3174 0 : ch = spdk_io_channel_iter_get_channel(i);
3175 0 : group = spdk_io_channel_get_ctx(ch);
3176 :
3177 0 : TAILQ_FOREACH(qpair, &group->qpairs, link) {
3178 0 : if (qpair->ctrlr->subsys == ctx->subsystem) {
3179 0 : dump_nvmf_qpair(ctx->w, qpair);
3180 0 : }
3181 0 : }
3182 :
3183 0 : spdk_for_each_channel_continue(i, 0);
3184 0 : }
3185 :
3186 : static void
3187 0 : rpc_nvmf_get_qpairs_paused(struct spdk_nvmf_subsystem *subsystem,
3188 : void *cb_arg, int status)
3189 : {
3190 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3191 :
3192 0 : ctx->w = spdk_jsonrpc_begin_result(ctx->request);
3193 :
3194 0 : spdk_json_write_array_begin(ctx->w);
3195 :
3196 0 : spdk_for_each_channel(ctx->subsystem->tgt,
3197 : rpc_nvmf_get_qpairs,
3198 0 : ctx,
3199 : rpc_nvmf_get_qpairs_done);
3200 0 : }
3201 :
3202 : static void
3203 0 : rpc_nvmf_get_listeners_paused(struct spdk_nvmf_subsystem *subsystem,
3204 : void *cb_arg, int status)
3205 : {
3206 0 : struct rpc_subsystem_query_ctx *ctx = cb_arg;
3207 : struct spdk_json_write_ctx *w;
3208 : struct spdk_nvmf_subsystem_listener *listener;
3209 :
3210 0 : w = spdk_jsonrpc_begin_result(ctx->request);
3211 :
3212 0 : spdk_json_write_array_begin(w);
3213 :
3214 0 : for (listener = spdk_nvmf_subsystem_get_first_listener(ctx->subsystem);
3215 0 : listener != NULL;
3216 0 : listener = spdk_nvmf_subsystem_get_next_listener(ctx->subsystem, listener)) {
3217 0 : dump_nvmf_subsystem_listener(w, listener);
3218 0 : }
3219 0 : spdk_json_write_array_end(w);
3220 :
3221 0 : spdk_jsonrpc_end_result(ctx->request, w);
3222 :
3223 0 : if (spdk_nvmf_subsystem_resume(ctx->subsystem, NULL, NULL)) {
3224 0 : SPDK_ERRLOG("Resuming subsystem with NQN %s failed\n", ctx->nqn);
3225 : /* FIXME: RPC should fail if resuming the subsystem failed. */
3226 0 : }
3227 :
3228 0 : free_rpc_subsystem_query_ctx(ctx);
3229 0 : }
3230 :
3231 : static void
3232 0 : _rpc_nvmf_subsystem_query(struct spdk_jsonrpc_request *request,
3233 : const struct spdk_json_val *params,
3234 : spdk_nvmf_subsystem_state_change_done cb_fn)
3235 : {
3236 : struct rpc_subsystem_query_ctx *ctx;
3237 : struct spdk_nvmf_subsystem *subsystem;
3238 : struct spdk_nvmf_tgt *tgt;
3239 :
3240 0 : ctx = calloc(1, sizeof(*ctx));
3241 0 : if (!ctx) {
3242 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3243 : "Out of memory");
3244 0 : return;
3245 : }
3246 :
3247 0 : ctx->request = request;
3248 :
3249 0 : if (spdk_json_decode_object(params, rpc_subsystem_query_decoders,
3250 : SPDK_COUNTOF(rpc_subsystem_query_decoders),
3251 0 : ctx)) {
3252 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3253 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
3254 : "Invalid parameters");
3255 0 : free_rpc_subsystem_query_ctx(ctx);
3256 0 : return;
3257 : }
3258 :
3259 0 : tgt = spdk_nvmf_get_tgt(ctx->tgt_name);
3260 0 : if (!tgt) {
3261 0 : SPDK_ERRLOG("Unable to find a target object.\n");
3262 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3263 : "Unable to find a target");
3264 0 : free_rpc_subsystem_query_ctx(ctx);
3265 0 : return;
3266 : }
3267 :
3268 0 : subsystem = spdk_nvmf_tgt_find_subsystem(tgt, ctx->nqn);
3269 0 : if (!subsystem) {
3270 0 : SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
3271 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
3272 : "Invalid parameters");
3273 0 : free_rpc_subsystem_query_ctx(ctx);
3274 0 : return;
3275 : }
3276 :
3277 0 : ctx->subsystem = subsystem;
3278 :
3279 0 : if (spdk_nvmf_subsystem_pause(subsystem, 0, cb_fn, ctx)) {
3280 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3281 : "Internal error");
3282 0 : free_rpc_subsystem_query_ctx(ctx);
3283 0 : return;
3284 : }
3285 0 : }
3286 :
3287 : static void
3288 0 : rpc_nvmf_subsystem_get_controllers(struct spdk_jsonrpc_request *request,
3289 : const struct spdk_json_val *params)
3290 : {
3291 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_controllers_paused);
3292 0 : }
3293 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_controllers", rpc_nvmf_subsystem_get_controllers,
3294 : SPDK_RPC_RUNTIME);
3295 :
3296 : static void
3297 0 : rpc_nvmf_subsystem_get_qpairs(struct spdk_jsonrpc_request *request,
3298 : const struct spdk_json_val *params)
3299 : {
3300 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_qpairs_paused);
3301 0 : }
3302 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_qpairs", rpc_nvmf_subsystem_get_qpairs, SPDK_RPC_RUNTIME);
3303 :
3304 : static void
3305 0 : rpc_nvmf_subsystem_get_listeners(struct spdk_jsonrpc_request *request,
3306 : const struct spdk_json_val *params)
3307 : {
3308 0 : _rpc_nvmf_subsystem_query(request, params, rpc_nvmf_get_listeners_paused);
3309 0 : }
3310 0 : SPDK_RPC_REGISTER("nvmf_subsystem_get_listeners", rpc_nvmf_subsystem_get_listeners,
3311 : SPDK_RPC_RUNTIME);
3312 :
3313 : struct rpc_mdns_prr {
3314 : char *tgt_name;
3315 : };
3316 :
3317 : static const struct spdk_json_object_decoder rpc_mdns_prr_decoders[] = {
3318 : {"tgt_name", offsetof(struct rpc_mdns_prr, tgt_name), spdk_json_decode_string, true},
3319 : };
3320 :
3321 : static void
3322 0 : rpc_nvmf_publish_mdns_prr(struct spdk_jsonrpc_request *request,
3323 : const struct spdk_json_val *params)
3324 : {
3325 : int rc;
3326 0 : struct rpc_mdns_prr req = { 0 };
3327 : struct spdk_nvmf_tgt *tgt;
3328 :
3329 0 : if (params) {
3330 0 : if (spdk_json_decode_object(params, rpc_mdns_prr_decoders,
3331 : SPDK_COUNTOF(rpc_mdns_prr_decoders),
3332 : &req)) {
3333 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3334 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
3335 0 : return;
3336 : }
3337 0 : }
3338 :
3339 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
3340 0 : if (!tgt) {
3341 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3342 : "Unable to find a target.");
3343 0 : free(req.tgt_name);
3344 0 : return;
3345 : }
3346 :
3347 0 : rc = nvmf_publish_mdns_prr(tgt);
3348 0 : if (rc) {
3349 0 : spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
3350 0 : free(req.tgt_name);
3351 0 : return;
3352 : }
3353 :
3354 0 : spdk_jsonrpc_send_bool_response(request, true);
3355 0 : free(req.tgt_name);
3356 0 : }
3357 0 : SPDK_RPC_REGISTER("nvmf_publish_mdns_prr", rpc_nvmf_publish_mdns_prr, SPDK_RPC_RUNTIME);
3358 :
3359 : static void
3360 0 : rpc_nvmf_stop_mdns_prr(struct spdk_jsonrpc_request *request,
3361 : const struct spdk_json_val *params)
3362 : {
3363 0 : struct rpc_mdns_prr req = { 0 };
3364 : struct spdk_nvmf_tgt *tgt;
3365 :
3366 0 : if (params) {
3367 0 : if (spdk_json_decode_object(params, rpc_mdns_prr_decoders,
3368 : SPDK_COUNTOF(rpc_mdns_prr_decoders),
3369 : &req)) {
3370 0 : SPDK_ERRLOG("spdk_json_decode_object failed\n");
3371 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
3372 0 : return;
3373 : }
3374 0 : }
3375 :
3376 0 : tgt = spdk_nvmf_get_tgt(req.tgt_name);
3377 0 : if (!tgt) {
3378 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
3379 : "Unable to find a target.");
3380 0 : free(req.tgt_name);
3381 0 : return;
3382 : }
3383 :
3384 0 : nvmf_tgt_stop_mdns_prr(tgt);
3385 :
3386 0 : spdk_jsonrpc_send_bool_response(request, true);
3387 0 : free(req.tgt_name);
3388 0 : }
3389 0 : SPDK_RPC_REGISTER("nvmf_stop_mdns_prr", rpc_nvmf_stop_mdns_prr, SPDK_RPC_RUNTIME);
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