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7c673cae FG |
1 | /*- |
2 | * BSD LICENSE | |
3 | * | |
4 | * Copyright (C) 2008-2012 Daisuke Aoyama <aoyama@peach.ne.jp>. | |
5 | * Copyright (c) Intel Corporation. | |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * * Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * * Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following disclaimer in | |
16 | * the documentation and/or other materials provided with the | |
17 | * distribution. | |
18 | * * Neither the name of Intel Corporation nor the names of its | |
19 | * contributors may be used to endorse or promote products derived | |
20 | * from this software without specific prior written permission. | |
21 | * | |
22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
23 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
24 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
25 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
26 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
27 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
28 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
29 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
30 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
31 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
32 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
33 | */ | |
34 | ||
11fdf7f2 | 35 | #include "spdk/stdinc.h" |
7c673cae FG |
36 | |
37 | #include "spdk/conf.h" | |
11fdf7f2 | 38 | #include "spdk/string.h" |
7c673cae FG |
39 | |
40 | #include "spdk_internal/log.h" | |
41 | ||
42 | #include "iscsi/iscsi.h" | |
7c673cae FG |
43 | #include "iscsi/init_grp.h" |
44 | ||
11fdf7f2 | 45 | static struct spdk_iscsi_init_grp * |
9f95a23c | 46 | iscsi_init_grp_create(int tag) |
11fdf7f2 TL |
47 | { |
48 | struct spdk_iscsi_init_grp *ig; | |
49 | ||
50 | ig = calloc(1, sizeof(*ig)); | |
51 | if (ig == NULL) { | |
52 | SPDK_ERRLOG("calloc() failed for initiator group\n"); | |
53 | return NULL; | |
54 | } | |
55 | ||
56 | ig->tag = tag; | |
57 | TAILQ_INIT(&ig->initiator_head); | |
58 | TAILQ_INIT(&ig->netmask_head); | |
59 | return ig; | |
60 | } | |
61 | ||
62 | static struct spdk_iscsi_initiator_name * | |
9f95a23c | 63 | iscsi_init_grp_find_initiator(struct spdk_iscsi_init_grp *ig, char *name) |
11fdf7f2 TL |
64 | { |
65 | struct spdk_iscsi_initiator_name *iname; | |
66 | ||
67 | TAILQ_FOREACH(iname, &ig->initiator_head, tailq) { | |
68 | if (!strcmp(iname->name, name)) { | |
69 | return iname; | |
70 | } | |
71 | } | |
72 | return NULL; | |
73 | } | |
74 | ||
75 | static int | |
9f95a23c | 76 | iscsi_init_grp_add_initiator(struct spdk_iscsi_init_grp *ig, char *name) |
11fdf7f2 TL |
77 | { |
78 | struct spdk_iscsi_initiator_name *iname; | |
79 | char *p; | |
80 | ||
81 | if (ig->ninitiators >= MAX_INITIATOR) { | |
82 | SPDK_ERRLOG("> MAX_INITIATOR(=%d) is not allowed\n", MAX_INITIATOR); | |
83 | return -EPERM; | |
84 | } | |
85 | ||
9f95a23c TL |
86 | if (strlen(name) > MAX_INITIATOR_NAME) { |
87 | SPDK_ERRLOG("Initiator Name is larger than 223 bytes\n"); | |
88 | return -EINVAL; | |
89 | } | |
90 | ||
91 | iname = iscsi_init_grp_find_initiator(ig, name); | |
11fdf7f2 TL |
92 | if (iname != NULL) { |
93 | return -EEXIST; | |
94 | } | |
95 | ||
96 | iname = malloc(sizeof(*iname)); | |
97 | if (iname == NULL) { | |
98 | SPDK_ERRLOG("malloc() failed for initiator name str\n"); | |
99 | return -ENOMEM; | |
100 | } | |
101 | ||
102 | iname->name = strdup(name); | |
103 | if (iname->name == NULL) { | |
104 | SPDK_ERRLOG("strdup() failed for initiator name\n"); | |
105 | free(iname); | |
106 | return -ENOMEM; | |
107 | } | |
108 | ||
109 | /* Replace "ALL" by "ANY" if set */ | |
110 | p = strstr(iname->name, "ALL"); | |
111 | if (p != NULL) { | |
112 | SPDK_WARNLOG("Please use \"%s\" instead of \"%s\"\n", "ANY", "ALL"); | |
113 | SPDK_WARNLOG("Converting \"%s\" to \"%s\" automatically\n", "ALL", "ANY"); | |
114 | memcpy(p, "ANY", 3); | |
115 | } | |
116 | ||
117 | TAILQ_INSERT_TAIL(&ig->initiator_head, iname, tailq); | |
118 | ig->ninitiators++; | |
119 | ||
120 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "InitiatorName %s\n", name); | |
121 | return 0; | |
122 | } | |
123 | ||
124 | static int | |
9f95a23c | 125 | iscsi_init_grp_delete_initiator(struct spdk_iscsi_init_grp *ig, char *name) |
11fdf7f2 TL |
126 | { |
127 | struct spdk_iscsi_initiator_name *iname; | |
128 | ||
9f95a23c | 129 | iname = iscsi_init_grp_find_initiator(ig, name); |
11fdf7f2 TL |
130 | if (iname == NULL) { |
131 | return -ENOENT; | |
132 | } | |
133 | ||
134 | TAILQ_REMOVE(&ig->initiator_head, iname, tailq); | |
135 | ig->ninitiators--; | |
136 | free(iname->name); | |
137 | free(iname); | |
138 | return 0; | |
139 | } | |
140 | ||
141 | static int | |
9f95a23c TL |
142 | iscsi_init_grp_add_initiators(struct spdk_iscsi_init_grp *ig, int num_inames, |
143 | char **inames) | |
11fdf7f2 TL |
144 | { |
145 | int i; | |
146 | int rc; | |
147 | ||
148 | for (i = 0; i < num_inames; i++) { | |
9f95a23c | 149 | rc = iscsi_init_grp_add_initiator(ig, inames[i]); |
11fdf7f2 TL |
150 | if (rc < 0) { |
151 | goto cleanup; | |
152 | } | |
153 | } | |
154 | return 0; | |
155 | ||
156 | cleanup: | |
157 | for (; i > 0; --i) { | |
9f95a23c | 158 | iscsi_init_grp_delete_initiator(ig, inames[i - 1]); |
11fdf7f2 TL |
159 | } |
160 | return rc; | |
161 | } | |
162 | ||
163 | static void | |
9f95a23c | 164 | iscsi_init_grp_delete_all_initiators(struct spdk_iscsi_init_grp *ig) |
11fdf7f2 TL |
165 | { |
166 | struct spdk_iscsi_initiator_name *iname, *tmp; | |
167 | ||
168 | TAILQ_FOREACH_SAFE(iname, &ig->initiator_head, tailq, tmp) { | |
169 | TAILQ_REMOVE(&ig->initiator_head, iname, tailq); | |
170 | ig->ninitiators--; | |
171 | free(iname->name); | |
172 | free(iname); | |
173 | } | |
174 | } | |
175 | ||
176 | static int | |
9f95a23c | 177 | iscsi_init_grp_delete_initiators(struct spdk_iscsi_init_grp *ig, int num_inames, char **inames) |
11fdf7f2 TL |
178 | { |
179 | int i; | |
180 | int rc; | |
181 | ||
182 | for (i = 0; i < num_inames; i++) { | |
9f95a23c | 183 | rc = iscsi_init_grp_delete_initiator(ig, inames[i]); |
11fdf7f2 TL |
184 | if (rc < 0) { |
185 | goto cleanup; | |
186 | } | |
187 | } | |
188 | return 0; | |
189 | ||
190 | cleanup: | |
191 | for (; i > 0; --i) { | |
9f95a23c | 192 | rc = iscsi_init_grp_add_initiator(ig, inames[i - 1]); |
11fdf7f2 | 193 | if (rc != 0) { |
9f95a23c | 194 | iscsi_init_grp_delete_all_initiators(ig); |
11fdf7f2 TL |
195 | break; |
196 | } | |
197 | } | |
198 | return -1; | |
199 | } | |
200 | ||
201 | static struct spdk_iscsi_initiator_netmask * | |
9f95a23c | 202 | iscsi_init_grp_find_netmask(struct spdk_iscsi_init_grp *ig, const char *mask) |
11fdf7f2 TL |
203 | { |
204 | struct spdk_iscsi_initiator_netmask *netmask; | |
205 | ||
206 | TAILQ_FOREACH(netmask, &ig->netmask_head, tailq) { | |
207 | if (!strcmp(netmask->mask, mask)) { | |
208 | return netmask; | |
209 | } | |
210 | } | |
211 | return NULL; | |
212 | } | |
213 | ||
214 | static int | |
9f95a23c | 215 | iscsi_init_grp_add_netmask(struct spdk_iscsi_init_grp *ig, char *mask) |
11fdf7f2 TL |
216 | { |
217 | struct spdk_iscsi_initiator_netmask *imask; | |
218 | char *p; | |
219 | ||
220 | if (ig->nnetmasks >= MAX_NETMASK) { | |
221 | SPDK_ERRLOG("> MAX_NETMASK(=%d) is not allowed\n", MAX_NETMASK); | |
222 | return -EPERM; | |
223 | } | |
224 | ||
9f95a23c | 225 | imask = iscsi_init_grp_find_netmask(ig, mask); |
11fdf7f2 TL |
226 | if (imask != NULL) { |
227 | return -EEXIST; | |
228 | } | |
229 | ||
230 | imask = malloc(sizeof(*imask)); | |
231 | if (imask == NULL) { | |
232 | SPDK_ERRLOG("malloc() failed for inititator mask str\n"); | |
233 | return -ENOMEM; | |
234 | } | |
235 | ||
236 | imask->mask = strdup(mask); | |
237 | if (imask->mask == NULL) { | |
238 | SPDK_ERRLOG("strdup() failed for initiator mask\n"); | |
239 | free(imask); | |
240 | return -ENOMEM; | |
241 | } | |
242 | ||
243 | /* Replace "ALL" by "ANY" if set */ | |
244 | p = strstr(imask->mask, "ALL"); | |
245 | if (p != NULL) { | |
246 | SPDK_WARNLOG("Please use \"%s\" instead of \"%s\"\n", "ANY", "ALL"); | |
247 | SPDK_WARNLOG("Converting \"%s\" to \"%s\" automatically\n", "ALL", "ANY"); | |
248 | memcpy(p, "ANY", 3); | |
249 | } | |
250 | ||
251 | TAILQ_INSERT_TAIL(&ig->netmask_head, imask, tailq); | |
252 | ig->nnetmasks++; | |
253 | ||
254 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "Netmask %s\n", mask); | |
255 | return 0; | |
256 | } | |
257 | ||
258 | static int | |
9f95a23c | 259 | iscsi_init_grp_delete_netmask(struct spdk_iscsi_init_grp *ig, char *mask) |
11fdf7f2 TL |
260 | { |
261 | struct spdk_iscsi_initiator_netmask *imask; | |
262 | ||
9f95a23c | 263 | imask = iscsi_init_grp_find_netmask(ig, mask); |
11fdf7f2 TL |
264 | if (imask == NULL) { |
265 | return -ENOENT; | |
266 | } | |
267 | ||
268 | TAILQ_REMOVE(&ig->netmask_head, imask, tailq); | |
269 | ig->nnetmasks--; | |
270 | free(imask->mask); | |
271 | free(imask); | |
272 | return 0; | |
273 | } | |
274 | ||
275 | static int | |
9f95a23c | 276 | iscsi_init_grp_add_netmasks(struct spdk_iscsi_init_grp *ig, int num_imasks, char **imasks) |
11fdf7f2 TL |
277 | { |
278 | int i; | |
279 | int rc; | |
280 | ||
281 | for (i = 0; i < num_imasks; i++) { | |
9f95a23c | 282 | rc = iscsi_init_grp_add_netmask(ig, imasks[i]); |
11fdf7f2 TL |
283 | if (rc != 0) { |
284 | goto cleanup; | |
285 | } | |
286 | } | |
287 | return 0; | |
288 | ||
289 | cleanup: | |
290 | for (; i > 0; --i) { | |
9f95a23c | 291 | iscsi_init_grp_delete_netmask(ig, imasks[i - 1]); |
11fdf7f2 TL |
292 | } |
293 | return rc; | |
294 | } | |
295 | ||
296 | static void | |
9f95a23c | 297 | iscsi_init_grp_delete_all_netmasks(struct spdk_iscsi_init_grp *ig) |
11fdf7f2 TL |
298 | { |
299 | struct spdk_iscsi_initiator_netmask *imask, *tmp; | |
300 | ||
301 | TAILQ_FOREACH_SAFE(imask, &ig->netmask_head, tailq, tmp) { | |
302 | TAILQ_REMOVE(&ig->netmask_head, imask, tailq); | |
303 | ig->nnetmasks--; | |
304 | free(imask->mask); | |
305 | free(imask); | |
306 | } | |
307 | } | |
308 | ||
309 | static int | |
9f95a23c | 310 | iscsi_init_grp_delete_netmasks(struct spdk_iscsi_init_grp *ig, int num_imasks, char **imasks) |
11fdf7f2 TL |
311 | { |
312 | int i; | |
313 | int rc; | |
314 | ||
315 | for (i = 0; i < num_imasks; i++) { | |
9f95a23c | 316 | rc = iscsi_init_grp_delete_netmask(ig, imasks[i]); |
11fdf7f2 TL |
317 | if (rc != 0) { |
318 | goto cleanup; | |
319 | } | |
320 | } | |
321 | return 0; | |
322 | ||
323 | cleanup: | |
324 | for (; i > 0; --i) { | |
9f95a23c | 325 | rc = iscsi_init_grp_add_netmask(ig, imasks[i - 1]); |
11fdf7f2 | 326 | if (rc != 0) { |
9f95a23c | 327 | iscsi_init_grp_delete_all_netmasks(ig); |
11fdf7f2 TL |
328 | break; |
329 | } | |
330 | } | |
331 | return -1; | |
332 | } | |
7c673cae FG |
333 | |
334 | /* Read spdk iscsi target's config file and create initiator group */ | |
11fdf7f2 | 335 | static int |
9f95a23c | 336 | iscsi_parse_init_grp(struct spdk_conf_section *sp) |
7c673cae FG |
337 | { |
338 | int i, rc = 0; | |
339 | const char *val = NULL; | |
340 | int num_initiator_names; | |
341 | int num_initiator_masks; | |
342 | char **initiators = NULL, **netmasks = NULL; | |
343 | int tag = spdk_conf_section_get_num(sp); | |
344 | ||
11fdf7f2 | 345 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "add initiator group %d\n", tag); |
7c673cae FG |
346 | |
347 | val = spdk_conf_section_get_val(sp, "Comment"); | |
348 | if (val != NULL) { | |
11fdf7f2 | 349 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "Comment %s\n", val); |
7c673cae FG |
350 | } |
351 | ||
352 | /* counts number of definitions */ | |
353 | for (i = 0; ; i++) { | |
354 | val = spdk_conf_section_get_nval(sp, "InitiatorName", i); | |
11fdf7f2 | 355 | if (val == NULL) { |
7c673cae | 356 | break; |
11fdf7f2 | 357 | } |
7c673cae FG |
358 | } |
359 | if (i == 0) { | |
360 | SPDK_ERRLOG("num_initiator_names = 0\n"); | |
11fdf7f2 | 361 | return -EINVAL; |
7c673cae FG |
362 | } |
363 | num_initiator_names = i; | |
364 | if (num_initiator_names > MAX_INITIATOR) { | |
365 | SPDK_ERRLOG("%d > MAX_INITIATOR\n", num_initiator_names); | |
11fdf7f2 | 366 | return -E2BIG; |
7c673cae FG |
367 | } |
368 | for (i = 0; ; i++) { | |
369 | val = spdk_conf_section_get_nval(sp, "Netmask", i); | |
11fdf7f2 | 370 | if (val == NULL) { |
7c673cae | 371 | break; |
11fdf7f2 | 372 | } |
7c673cae FG |
373 | } |
374 | if (i == 0) { | |
375 | SPDK_ERRLOG("num_initiator_mask = 0\n"); | |
11fdf7f2 | 376 | return -EINVAL; |
7c673cae FG |
377 | } |
378 | num_initiator_masks = i; | |
379 | if (num_initiator_masks > MAX_NETMASK) { | |
380 | SPDK_ERRLOG("%d > MAX_NETMASK\n", num_initiator_masks); | |
11fdf7f2 | 381 | return -E2BIG; |
7c673cae FG |
382 | } |
383 | ||
384 | initiators = calloc(num_initiator_names, sizeof(char *)); | |
385 | if (!initiators) { | |
11fdf7f2 TL |
386 | SPDK_ERRLOG("calloc() failed for temp initiator name array\n"); |
387 | return -ENOMEM; | |
7c673cae FG |
388 | } |
389 | for (i = 0; i < num_initiator_names; i++) { | |
390 | val = spdk_conf_section_get_nval(sp, "InitiatorName", i); | |
391 | if (!val) { | |
392 | SPDK_ERRLOG("InitiatorName %d not found\n", i); | |
393 | rc = -EINVAL; | |
394 | goto cleanup; | |
395 | } | |
11fdf7f2 | 396 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "InitiatorName %s\n", val); |
7c673cae FG |
397 | initiators[i] = strdup(val); |
398 | if (!initiators[i]) { | |
11fdf7f2 | 399 | SPDK_ERRLOG("strdup() failed for temp initiator name\n"); |
7c673cae FG |
400 | rc = -ENOMEM; |
401 | goto cleanup; | |
402 | } | |
403 | } | |
404 | netmasks = calloc(num_initiator_masks, sizeof(char *)); | |
405 | if (!netmasks) { | |
11fdf7f2 | 406 | SPDK_ERRLOG("malloc() failed for portal group\n"); |
7c673cae FG |
407 | rc = -ENOMEM; |
408 | goto cleanup; | |
409 | } | |
410 | for (i = 0; i < num_initiator_masks; i++) { | |
411 | val = spdk_conf_section_get_nval(sp, "Netmask", i); | |
412 | if (!val) { | |
413 | SPDK_ERRLOG("Netmask %d not found\n", i); | |
414 | rc = -EINVAL; | |
415 | goto cleanup; | |
416 | } | |
11fdf7f2 | 417 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "Netmask %s\n", val); |
7c673cae FG |
418 | netmasks[i] = strdup(val); |
419 | if (!netmasks[i]) { | |
11fdf7f2 | 420 | SPDK_ERRLOG("strdup() failed for temp initiator mask\n"); |
7c673cae FG |
421 | rc = -ENOMEM; |
422 | goto cleanup; | |
423 | } | |
424 | } | |
425 | ||
426 | rc = spdk_iscsi_init_grp_create_from_initiator_list(tag, | |
427 | num_initiator_names, initiators, num_initiator_masks, netmasks); | |
7c673cae FG |
428 | |
429 | cleanup: | |
430 | if (initiators) { | |
431 | for (i = 0; i < num_initiator_names; i++) { | |
432 | if (initiators[i]) { | |
433 | free(initiators[i]); | |
434 | } | |
435 | } | |
436 | free(initiators); | |
437 | } | |
438 | if (netmasks) { | |
439 | for (i = 0; i < num_initiator_masks; i++) { | |
440 | if (netmasks[i]) { | |
441 | free(netmasks[i]); | |
442 | } | |
443 | } | |
444 | free(netmasks); | |
445 | } | |
446 | return rc; | |
447 | } | |
448 | ||
11fdf7f2 TL |
449 | int |
450 | spdk_iscsi_init_grp_register(struct spdk_iscsi_init_grp *ig) | |
451 | { | |
452 | struct spdk_iscsi_init_grp *tmp; | |
453 | int rc = -1; | |
454 | ||
455 | assert(ig != NULL); | |
456 | ||
457 | pthread_mutex_lock(&g_spdk_iscsi.mutex); | |
458 | tmp = spdk_iscsi_init_grp_find_by_tag(ig->tag); | |
459 | if (tmp == NULL) { | |
460 | TAILQ_INSERT_TAIL(&g_spdk_iscsi.ig_head, ig, tailq); | |
461 | rc = 0; | |
462 | } | |
463 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
464 | ||
465 | return rc; | |
466 | } | |
467 | ||
7c673cae FG |
468 | /* |
469 | * Create initiator group from list of initiator ip/hostnames and netmasks | |
470 | * The initiator hostname/netmask lists are allocated by the caller on the | |
471 | * heap. Freed later by common initiator_group_destroy() code | |
472 | */ | |
473 | int | |
474 | spdk_iscsi_init_grp_create_from_initiator_list(int tag, | |
475 | int num_initiator_names, | |
476 | char **initiator_names, | |
477 | int num_initiator_masks, | |
478 | char **initiator_masks) | |
479 | { | |
11fdf7f2 | 480 | int rc = -1; |
7c673cae FG |
481 | struct spdk_iscsi_init_grp *ig = NULL; |
482 | ||
11fdf7f2 TL |
483 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, |
484 | "add initiator group (from initiator list) tag=%d, #initiators=%d, #masks=%d\n", | |
485 | tag, num_initiator_names, num_initiator_masks); | |
486 | ||
9f95a23c | 487 | ig = iscsi_init_grp_create(tag); |
11fdf7f2 TL |
488 | if (!ig) { |
489 | SPDK_ERRLOG("initiator group create error (%d)\n", tag); | |
490 | return rc; | |
7c673cae FG |
491 | } |
492 | ||
9f95a23c TL |
493 | rc = iscsi_init_grp_add_initiators(ig, num_initiator_names, |
494 | initiator_names); | |
11fdf7f2 TL |
495 | if (rc < 0) { |
496 | SPDK_ERRLOG("add initiator name error\n"); | |
7c673cae FG |
497 | goto cleanup; |
498 | } | |
499 | ||
9f95a23c TL |
500 | rc = iscsi_init_grp_add_netmasks(ig, num_initiator_masks, |
501 | initiator_masks); | |
11fdf7f2 TL |
502 | if (rc < 0) { |
503 | SPDK_ERRLOG("add initiator netmask error\n"); | |
7c673cae FG |
504 | goto cleanup; |
505 | } | |
506 | ||
11fdf7f2 TL |
507 | rc = spdk_iscsi_init_grp_register(ig); |
508 | if (rc < 0) { | |
509 | SPDK_ERRLOG("initiator group register error (%d)\n", tag); | |
7c673cae FG |
510 | goto cleanup; |
511 | } | |
11fdf7f2 | 512 | return 0; |
7c673cae | 513 | |
11fdf7f2 TL |
514 | cleanup: |
515 | spdk_iscsi_init_grp_destroy(ig); | |
516 | return rc; | |
517 | } | |
518 | ||
519 | int | |
520 | spdk_iscsi_init_grp_add_initiators_from_initiator_list(int tag, | |
521 | int num_initiator_names, | |
522 | char **initiator_names, | |
523 | int num_initiator_masks, | |
524 | char **initiator_masks) | |
525 | { | |
526 | int rc = -1; | |
527 | struct spdk_iscsi_init_grp *ig; | |
7c673cae | 528 | |
11fdf7f2 TL |
529 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, |
530 | "add initiator to initiator group: tag=%d, #initiators=%d, #masks=%d\n", | |
531 | tag, num_initiator_names, num_initiator_masks); | |
7c673cae | 532 | |
11fdf7f2 TL |
533 | pthread_mutex_lock(&g_spdk_iscsi.mutex); |
534 | ig = spdk_iscsi_init_grp_find_by_tag(tag); | |
535 | if (!ig) { | |
536 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
537 | SPDK_ERRLOG("initiator group (%d) is not found\n", tag); | |
538 | return rc; | |
539 | } | |
7c673cae | 540 | |
9f95a23c TL |
541 | rc = iscsi_init_grp_add_initiators(ig, num_initiator_names, |
542 | initiator_names); | |
11fdf7f2 TL |
543 | if (rc < 0) { |
544 | SPDK_ERRLOG("add initiator name error\n"); | |
545 | goto error; | |
546 | } | |
7c673cae | 547 | |
9f95a23c TL |
548 | rc = iscsi_init_grp_add_netmasks(ig, num_initiator_masks, |
549 | initiator_masks); | |
11fdf7f2 TL |
550 | if (rc < 0) { |
551 | SPDK_ERRLOG("add initiator netmask error\n"); | |
9f95a23c TL |
552 | iscsi_init_grp_delete_initiators(ig, num_initiator_names, |
553 | initiator_names); | |
11fdf7f2 | 554 | } |
7c673cae | 555 | |
11fdf7f2 TL |
556 | error: |
557 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
7c673cae FG |
558 | return rc; |
559 | } | |
560 | ||
11fdf7f2 TL |
561 | int |
562 | spdk_iscsi_init_grp_delete_initiators_from_initiator_list(int tag, | |
563 | int num_initiator_names, | |
564 | char **initiator_names, | |
565 | int num_initiator_masks, | |
566 | char **initiator_masks) | |
7c673cae | 567 | { |
11fdf7f2 TL |
568 | int rc = -1; |
569 | struct spdk_iscsi_init_grp *ig; | |
7c673cae | 570 | |
11fdf7f2 TL |
571 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, |
572 | "delete initiator from initiator group: tag=%d, #initiators=%d, #masks=%d\n", | |
573 | tag, num_initiator_names, num_initiator_masks); | |
574 | ||
575 | pthread_mutex_lock(&g_spdk_iscsi.mutex); | |
576 | ig = spdk_iscsi_init_grp_find_by_tag(tag); | |
7c673cae | 577 | if (!ig) { |
11fdf7f2 TL |
578 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); |
579 | SPDK_ERRLOG("initiator group (%d) is not found\n", tag); | |
580 | return rc; | |
7c673cae FG |
581 | } |
582 | ||
9f95a23c TL |
583 | rc = iscsi_init_grp_delete_initiators(ig, num_initiator_names, |
584 | initiator_names); | |
11fdf7f2 TL |
585 | if (rc < 0) { |
586 | SPDK_ERRLOG("delete initiator name error\n"); | |
587 | goto error; | |
7c673cae FG |
588 | } |
589 | ||
9f95a23c TL |
590 | rc = iscsi_init_grp_delete_netmasks(ig, num_initiator_masks, |
591 | initiator_masks); | |
11fdf7f2 TL |
592 | if (rc < 0) { |
593 | SPDK_ERRLOG("delete initiator netmask error\n"); | |
9f95a23c TL |
594 | iscsi_init_grp_add_initiators(ig, num_initiator_names, |
595 | initiator_names); | |
11fdf7f2 | 596 | goto error; |
7c673cae FG |
597 | } |
598 | ||
11fdf7f2 TL |
599 | error: |
600 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
601 | return rc; | |
602 | } | |
603 | ||
604 | void | |
605 | spdk_iscsi_init_grp_destroy(struct spdk_iscsi_init_grp *ig) | |
606 | { | |
607 | if (!ig) { | |
608 | return; | |
609 | } | |
7c673cae | 610 | |
9f95a23c TL |
611 | iscsi_init_grp_delete_all_initiators(ig); |
612 | iscsi_init_grp_delete_all_netmasks(ig); | |
7c673cae FG |
613 | free(ig); |
614 | }; | |
615 | ||
616 | struct spdk_iscsi_init_grp * | |
617 | spdk_iscsi_init_grp_find_by_tag(int tag) | |
618 | { | |
619 | struct spdk_iscsi_init_grp *ig; | |
620 | ||
621 | TAILQ_FOREACH(ig, &g_spdk_iscsi.ig_head, tailq) { | |
622 | if (ig->tag == tag) { | |
623 | return ig; | |
624 | } | |
625 | } | |
626 | ||
627 | return NULL; | |
628 | } | |
629 | ||
7c673cae | 630 | int |
11fdf7f2 | 631 | spdk_iscsi_parse_init_grps(void) |
7c673cae FG |
632 | { |
633 | struct spdk_conf_section *sp; | |
634 | int rc; | |
635 | ||
7c673cae FG |
636 | sp = spdk_conf_first_section(NULL); |
637 | while (sp != NULL) { | |
638 | if (spdk_conf_section_match_prefix(sp, "InitiatorGroup")) { | |
639 | if (spdk_conf_section_get_num(sp) == 0) { | |
640 | SPDK_ERRLOG("Group 0 is invalid\n"); | |
641 | return -1; | |
642 | } | |
9f95a23c | 643 | rc = iscsi_parse_init_grp(sp); |
7c673cae | 644 | if (rc < 0) { |
11fdf7f2 | 645 | SPDK_ERRLOG("parse_init_group() failed\n"); |
7c673cae FG |
646 | return -1; |
647 | } | |
648 | } | |
649 | sp = spdk_conf_next_section(sp); | |
650 | } | |
651 | return 0; | |
652 | } | |
653 | ||
654 | void | |
11fdf7f2 | 655 | spdk_iscsi_init_grps_destroy(void) |
7c673cae FG |
656 | { |
657 | struct spdk_iscsi_init_grp *ig, *tmp; | |
658 | ||
11fdf7f2 | 659 | SPDK_DEBUGLOG(SPDK_LOG_ISCSI, "spdk_iscsi_init_grp_array_destroy\n"); |
7c673cae FG |
660 | pthread_mutex_lock(&g_spdk_iscsi.mutex); |
661 | TAILQ_FOREACH_SAFE(ig, &g_spdk_iscsi.ig_head, tailq, tmp) { | |
7c673cae FG |
662 | TAILQ_REMOVE(&g_spdk_iscsi.ig_head, ig, tailq); |
663 | spdk_iscsi_init_grp_destroy(ig); | |
664 | } | |
665 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
666 | } | |
7c673cae | 667 | |
11fdf7f2 TL |
668 | struct spdk_iscsi_init_grp * |
669 | spdk_iscsi_init_grp_unregister(int tag) | |
670 | { | |
671 | struct spdk_iscsi_init_grp *ig; | |
7c673cae FG |
672 | |
673 | pthread_mutex_lock(&g_spdk_iscsi.mutex); | |
11fdf7f2 TL |
674 | TAILQ_FOREACH(ig, &g_spdk_iscsi.ig_head, tailq) { |
675 | if (ig->tag == tag) { | |
676 | TAILQ_REMOVE(&g_spdk_iscsi.ig_head, ig, tailq); | |
677 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
678 | return ig; | |
679 | } | |
7c673cae FG |
680 | } |
681 | pthread_mutex_unlock(&g_spdk_iscsi.mutex); | |
11fdf7f2 | 682 | return NULL; |
7c673cae FG |
683 | } |
684 | ||
11fdf7f2 TL |
685 | static const char *initiator_group_section = \ |
686 | "\n" | |
687 | "# Users must change the InitiatorGroup section(s) to match the IP\n" | |
688 | "# addresses and initiator configuration in their environment.\n" | |
689 | "# Netmask can be used to specify a single IP address or a range of IP addresses\n" | |
690 | "# Netmask 192.168.1.20 <== single IP address\n" | |
691 | "# Netmask 192.168.1.0/24 <== IP range 192.168.1.*\n"; | |
692 | ||
693 | #define INITIATOR_GROUP_TMPL \ | |
694 | "[InitiatorGroup%d]\n" \ | |
695 | " Comment \"Initiator Group%d\"\n" | |
696 | ||
697 | #define INITIATOR_TMPL \ | |
698 | " InitiatorName " | |
699 | ||
700 | #define NETMASK_TMPL \ | |
701 | " Netmask " | |
702 | ||
703 | void | |
704 | spdk_iscsi_init_grps_config_text(FILE *fp) | |
7c673cae | 705 | { |
7c673cae | 706 | struct spdk_iscsi_init_grp *ig; |
11fdf7f2 TL |
707 | struct spdk_iscsi_initiator_name *iname; |
708 | struct spdk_iscsi_initiator_netmask *imask; | |
7c673cae | 709 | |
11fdf7f2 TL |
710 | /* Create initiator group section */ |
711 | fprintf(fp, "%s", initiator_group_section); | |
712 | ||
713 | /* Dump initiator groups */ | |
714 | TAILQ_FOREACH(ig, &g_spdk_iscsi.ig_head, tailq) { | |
715 | if (NULL == ig) { continue; } | |
716 | fprintf(fp, INITIATOR_GROUP_TMPL, ig->tag, ig->tag); | |
717 | ||
718 | /* Dump initiators */ | |
719 | fprintf(fp, INITIATOR_TMPL); | |
720 | TAILQ_FOREACH(iname, &ig->initiator_head, tailq) { | |
721 | fprintf(fp, "%s ", iname->name); | |
722 | } | |
723 | fprintf(fp, "\n"); | |
724 | ||
725 | /* Dump netmasks */ | |
726 | fprintf(fp, NETMASK_TMPL); | |
727 | TAILQ_FOREACH(imask, &ig->netmask_head, tailq) { | |
728 | fprintf(fp, "%s ", imask->mask); | |
729 | } | |
730 | fprintf(fp, "\n"); | |
7c673cae | 731 | } |
11fdf7f2 TL |
732 | } |
733 | ||
734 | static void | |
9f95a23c TL |
735 | iscsi_init_grp_info_json(struct spdk_iscsi_init_grp *ig, |
736 | struct spdk_json_write_ctx *w) | |
11fdf7f2 TL |
737 | { |
738 | struct spdk_iscsi_initiator_name *iname; | |
739 | struct spdk_iscsi_initiator_netmask *imask; | |
740 | ||
741 | spdk_json_write_object_begin(w); | |
742 | ||
743 | spdk_json_write_named_int32(w, "tag", ig->tag); | |
7c673cae | 744 | |
11fdf7f2 TL |
745 | spdk_json_write_named_array_begin(w, "initiators"); |
746 | TAILQ_FOREACH(iname, &ig->initiator_head, tailq) { | |
747 | spdk_json_write_string(w, iname->name); | |
7c673cae | 748 | } |
11fdf7f2 | 749 | spdk_json_write_array_end(w); |
7c673cae | 750 | |
11fdf7f2 TL |
751 | spdk_json_write_named_array_begin(w, "netmasks"); |
752 | TAILQ_FOREACH(imask, &ig->netmask_head, tailq) { | |
753 | spdk_json_write_string(w, imask->mask); | |
7c673cae | 754 | } |
11fdf7f2 | 755 | spdk_json_write_array_end(w); |
7c673cae | 756 | |
11fdf7f2 TL |
757 | spdk_json_write_object_end(w); |
758 | } | |
759 | ||
760 | static void | |
9f95a23c TL |
761 | iscsi_init_grp_config_json(struct spdk_iscsi_init_grp *ig, |
762 | struct spdk_json_write_ctx *w) | |
11fdf7f2 TL |
763 | { |
764 | spdk_json_write_object_begin(w); | |
765 | ||
766 | spdk_json_write_named_string(w, "method", "add_initiator_group"); | |
767 | ||
768 | spdk_json_write_name(w, "params"); | |
9f95a23c | 769 | iscsi_init_grp_info_json(ig, w); |
11fdf7f2 TL |
770 | |
771 | spdk_json_write_object_end(w); | |
7c673cae FG |
772 | } |
773 | ||
774 | void | |
11fdf7f2 | 775 | spdk_iscsi_init_grps_info_json(struct spdk_json_write_ctx *w) |
7c673cae | 776 | { |
11fdf7f2 TL |
777 | struct spdk_iscsi_init_grp *ig; |
778 | ||
779 | TAILQ_FOREACH(ig, &g_spdk_iscsi.ig_head, tailq) { | |
9f95a23c | 780 | iscsi_init_grp_info_json(ig, w); |
11fdf7f2 TL |
781 | } |
782 | } | |
783 | ||
784 | void | |
785 | spdk_iscsi_init_grps_config_json(struct spdk_json_write_ctx *w) | |
786 | { | |
787 | struct spdk_iscsi_init_grp *ig; | |
788 | ||
789 | TAILQ_FOREACH(ig, &g_spdk_iscsi.ig_head, tailq) { | |
9f95a23c | 790 | iscsi_init_grp_config_json(ig, w); |
11fdf7f2 | 791 | } |
7c673cae | 792 | } |