1 /******************************************************************************* 2 * This file contains the configfs implementation for iSCSI Target mode 3 * from the LIO-Target Project. 4 * 5 * (c) Copyright 2007-2013 Datera, Inc. 6 * 7 * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 ****************************************************************************/ 19 20 #include <linux/configfs.h> 21 #include <linux/ctype.h> 22 #include <linux/export.h> 23 #include <linux/inet.h> 24 #include <target/target_core_base.h> 25 #include <target/target_core_fabric.h> 26 #include <target/iscsi/iscsi_transport.h> 27 28 #include <target/iscsi/iscsi_target_core.h> 29 #include "iscsi_target_parameters.h" 30 #include "iscsi_target_device.h" 31 #include "iscsi_target_erl0.h" 32 #include "iscsi_target_nodeattrib.h" 33 #include "iscsi_target_tpg.h" 34 #include "iscsi_target_util.h" 35 #include "iscsi_target.h" 36 #include <target/iscsi/iscsi_target_stat.h> 37 38 39 /* Start items for lio_target_portal_cit */ 40 41 static inline struct iscsi_tpg_np *to_iscsi_tpg_np(struct config_item *item) 42 { 43 return container_of(to_tpg_np(item), struct iscsi_tpg_np, se_tpg_np); 44 } 45 46 static ssize_t lio_target_np_sctp_show(struct config_item *item, char *page) 47 { 48 struct iscsi_tpg_np *tpg_np = to_iscsi_tpg_np(item); 49 struct iscsi_tpg_np *tpg_np_sctp; 50 ssize_t rb; 51 52 tpg_np_sctp = iscsit_tpg_locate_child_np(tpg_np, ISCSI_SCTP_TCP); 53 if (tpg_np_sctp) 54 rb = sprintf(page, "1\n"); 55 else 56 rb = sprintf(page, "0\n"); 57 58 return rb; 59 } 60 61 static ssize_t lio_target_np_sctp_store(struct config_item *item, 62 const char *page, size_t count) 63 { 64 struct iscsi_tpg_np *tpg_np = to_iscsi_tpg_np(item); 65 struct iscsi_np *np; 66 struct iscsi_portal_group *tpg; 67 struct iscsi_tpg_np *tpg_np_sctp = NULL; 68 u32 op; 69 int ret; 70 71 ret = kstrtou32(page, 0, &op); 72 if (ret) 73 return ret; 74 if ((op != 1) && (op != 0)) { 75 pr_err("Illegal value for tpg_enable: %u\n", op); 76 return -EINVAL; 77 } 78 np = tpg_np->tpg_np; 79 if (!np) { 80 pr_err("Unable to locate struct iscsi_np from" 81 " struct iscsi_tpg_np\n"); 82 return -EINVAL; 83 } 84 85 tpg = tpg_np->tpg; 86 if (iscsit_get_tpg(tpg) < 0) 87 return -EINVAL; 88 89 if (op) { 90 /* 91 * Use existing np->np_sockaddr for SCTP network portal reference 92 */ 93 tpg_np_sctp = iscsit_tpg_add_network_portal(tpg, &np->np_sockaddr, 94 tpg_np, ISCSI_SCTP_TCP); 95 if (!tpg_np_sctp || IS_ERR(tpg_np_sctp)) 96 goto out; 97 } else { 98 tpg_np_sctp = iscsit_tpg_locate_child_np(tpg_np, ISCSI_SCTP_TCP); 99 if (!tpg_np_sctp) 100 goto out; 101 102 ret = iscsit_tpg_del_network_portal(tpg, tpg_np_sctp); 103 if (ret < 0) 104 goto out; 105 } 106 107 iscsit_put_tpg(tpg); 108 return count; 109 out: 110 iscsit_put_tpg(tpg); 111 return -EINVAL; 112 } 113 114 static ssize_t lio_target_np_iser_show(struct config_item *item, char *page) 115 { 116 struct iscsi_tpg_np *tpg_np = to_iscsi_tpg_np(item); 117 struct iscsi_tpg_np *tpg_np_iser; 118 ssize_t rb; 119 120 tpg_np_iser = iscsit_tpg_locate_child_np(tpg_np, ISCSI_INFINIBAND); 121 if (tpg_np_iser) 122 rb = sprintf(page, "1\n"); 123 else 124 rb = sprintf(page, "0\n"); 125 126 return rb; 127 } 128 129 static ssize_t lio_target_np_iser_store(struct config_item *item, 130 const char *page, size_t count) 131 { 132 struct iscsi_tpg_np *tpg_np = to_iscsi_tpg_np(item); 133 struct iscsi_np *np; 134 struct iscsi_portal_group *tpg; 135 struct iscsi_tpg_np *tpg_np_iser = NULL; 136 char *endptr; 137 u32 op; 138 int rc = 0; 139 140 op = simple_strtoul(page, &endptr, 0); 141 if ((op != 1) && (op != 0)) { 142 pr_err("Illegal value for tpg_enable: %u\n", op); 143 return -EINVAL; 144 } 145 np = tpg_np->tpg_np; 146 if (!np) { 147 pr_err("Unable to locate struct iscsi_np from" 148 " struct iscsi_tpg_np\n"); 149 return -EINVAL; 150 } 151 152 tpg = tpg_np->tpg; 153 if (iscsit_get_tpg(tpg) < 0) 154 return -EINVAL; 155 156 if (op) { 157 rc = request_module("ib_isert"); 158 if (rc != 0) { 159 pr_warn("Unable to request_module for ib_isert\n"); 160 rc = 0; 161 } 162 163 tpg_np_iser = iscsit_tpg_add_network_portal(tpg, &np->np_sockaddr, 164 tpg_np, ISCSI_INFINIBAND); 165 if (IS_ERR(tpg_np_iser)) { 166 rc = PTR_ERR(tpg_np_iser); 167 goto out; 168 } 169 } else { 170 tpg_np_iser = iscsit_tpg_locate_child_np(tpg_np, ISCSI_INFINIBAND); 171 if (tpg_np_iser) { 172 rc = iscsit_tpg_del_network_portal(tpg, tpg_np_iser); 173 if (rc < 0) 174 goto out; 175 } 176 } 177 178 iscsit_put_tpg(tpg); 179 return count; 180 out: 181 iscsit_put_tpg(tpg); 182 return rc; 183 } 184 185 CONFIGFS_ATTR(lio_target_np_, sctp); 186 CONFIGFS_ATTR(lio_target_np_, iser); 187 188 static struct configfs_attribute *lio_target_portal_attrs[] = { 189 &lio_target_np_attr_sctp, 190 &lio_target_np_attr_iser, 191 NULL, 192 }; 193 194 /* Stop items for lio_target_portal_cit */ 195 196 /* Start items for lio_target_np_cit */ 197 198 #define MAX_PORTAL_LEN 256 199 200 static struct se_tpg_np *lio_target_call_addnptotpg( 201 struct se_portal_group *se_tpg, 202 struct config_group *group, 203 const char *name) 204 { 205 struct iscsi_portal_group *tpg; 206 struct iscsi_tpg_np *tpg_np; 207 char *str, *str2, *ip_str, *port_str; 208 struct sockaddr_storage sockaddr; 209 struct sockaddr_in *sock_in; 210 struct sockaddr_in6 *sock_in6; 211 unsigned long port; 212 int ret; 213 char buf[MAX_PORTAL_LEN + 1]; 214 215 if (strlen(name) > MAX_PORTAL_LEN) { 216 pr_err("strlen(name): %d exceeds MAX_PORTAL_LEN: %d\n", 217 (int)strlen(name), MAX_PORTAL_LEN); 218 return ERR_PTR(-EOVERFLOW); 219 } 220 memset(buf, 0, MAX_PORTAL_LEN + 1); 221 snprintf(buf, MAX_PORTAL_LEN + 1, "%s", name); 222 223 memset(&sockaddr, 0, sizeof(struct sockaddr_storage)); 224 225 str = strstr(buf, "["); 226 if (str) { 227 const char *end; 228 229 str2 = strstr(str, "]"); 230 if (!str2) { 231 pr_err("Unable to locate trailing \"]\"" 232 " in IPv6 iSCSI network portal address\n"); 233 return ERR_PTR(-EINVAL); 234 } 235 str++; /* Skip over leading "[" */ 236 *str2 = '\0'; /* Terminate the unbracketed IPv6 address */ 237 str2++; /* Skip over the \0 */ 238 port_str = strstr(str2, ":"); 239 if (!port_str) { 240 pr_err("Unable to locate \":port\"" 241 " in IPv6 iSCSI network portal address\n"); 242 return ERR_PTR(-EINVAL); 243 } 244 *port_str = '\0'; /* Terminate string for IP */ 245 port_str++; /* Skip over ":" */ 246 247 ret = kstrtoul(port_str, 0, &port); 248 if (ret < 0) { 249 pr_err("kstrtoul() failed for port_str: %d\n", ret); 250 return ERR_PTR(ret); 251 } 252 sock_in6 = (struct sockaddr_in6 *)&sockaddr; 253 sock_in6->sin6_family = AF_INET6; 254 sock_in6->sin6_port = htons((unsigned short)port); 255 ret = in6_pton(str, -1, 256 (void *)&sock_in6->sin6_addr.in6_u, -1, &end); 257 if (ret <= 0) { 258 pr_err("in6_pton returned: %d\n", ret); 259 return ERR_PTR(-EINVAL); 260 } 261 } else { 262 str = ip_str = &buf[0]; 263 port_str = strstr(ip_str, ":"); 264 if (!port_str) { 265 pr_err("Unable to locate \":port\"" 266 " in IPv4 iSCSI network portal address\n"); 267 return ERR_PTR(-EINVAL); 268 } 269 *port_str = '\0'; /* Terminate string for IP */ 270 port_str++; /* Skip over ":" */ 271 272 ret = kstrtoul(port_str, 0, &port); 273 if (ret < 0) { 274 pr_err("kstrtoul() failed for port_str: %d\n", ret); 275 return ERR_PTR(ret); 276 } 277 sock_in = (struct sockaddr_in *)&sockaddr; 278 sock_in->sin_family = AF_INET; 279 sock_in->sin_port = htons((unsigned short)port); 280 sock_in->sin_addr.s_addr = in_aton(ip_str); 281 } 282 tpg = container_of(se_tpg, struct iscsi_portal_group, tpg_se_tpg); 283 ret = iscsit_get_tpg(tpg); 284 if (ret < 0) 285 return ERR_PTR(-EINVAL); 286 287 pr_debug("LIO_Target_ConfigFS: REGISTER -> %s TPGT: %hu" 288 " PORTAL: %s\n", 289 config_item_name(&se_tpg->se_tpg_wwn->wwn_group.cg_item), 290 tpg->tpgt, name); 291 /* 292 * Assume ISCSI_TCP by default. Other network portals for other 293 * iSCSI fabrics: 294 * 295 * Traditional iSCSI over SCTP (initial support) 296 * iSER/TCP (TODO, hardware available) 297 * iSER/SCTP (TODO, software emulation with osc-iwarp) 298 * iSER/IB (TODO, hardware available) 299 * 300 * can be enabled with attributes under 301 * sys/kernel/config/iscsi/$IQN/$TPG/np/$IP:$PORT/ 302 * 303 */ 304 tpg_np = iscsit_tpg_add_network_portal(tpg, &sockaddr, NULL, 305 ISCSI_TCP); 306 if (IS_ERR(tpg_np)) { 307 iscsit_put_tpg(tpg); 308 return ERR_CAST(tpg_np); 309 } 310 pr_debug("LIO_Target_ConfigFS: addnptotpg done!\n"); 311 312 iscsit_put_tpg(tpg); 313 return &tpg_np->se_tpg_np; 314 } 315 316 static void lio_target_call_delnpfromtpg( 317 struct se_tpg_np *se_tpg_np) 318 { 319 struct iscsi_portal_group *tpg; 320 struct iscsi_tpg_np *tpg_np; 321 struct se_portal_group *se_tpg; 322 int ret; 323 324 tpg_np = container_of(se_tpg_np, struct iscsi_tpg_np, se_tpg_np); 325 tpg = tpg_np->tpg; 326 ret = iscsit_get_tpg(tpg); 327 if (ret < 0) 328 return; 329 330 se_tpg = &tpg->tpg_se_tpg; 331 pr_debug("LIO_Target_ConfigFS: DEREGISTER -> %s TPGT: %hu" 332 " PORTAL: %pISpc\n", config_item_name(&se_tpg->se_tpg_wwn->wwn_group.cg_item), 333 tpg->tpgt, &tpg_np->tpg_np->np_sockaddr); 334 335 ret = iscsit_tpg_del_network_portal(tpg, tpg_np); 336 if (ret < 0) 337 goto out; 338 339 pr_debug("LIO_Target_ConfigFS: delnpfromtpg done!\n"); 340 out: 341 iscsit_put_tpg(tpg); 342 } 343 344 /* End items for lio_target_np_cit */ 345 346 /* Start items for lio_target_nacl_attrib_cit */ 347 348 #define ISCSI_NACL_ATTR(name) \ 349 static ssize_t iscsi_nacl_attrib_##name##_show(struct config_item *item,\ 350 char *page) \ 351 { \ 352 struct se_node_acl *se_nacl = attrib_to_nacl(item); \ 353 struct iscsi_node_acl *nacl = container_of(se_nacl, struct iscsi_node_acl, \ 354 se_node_acl); \ 355 \ 356 return sprintf(page, "%u\n", nacl->node_attrib.name); \ 357 } \ 358 \ 359 static ssize_t iscsi_nacl_attrib_##name##_store(struct config_item *item,\ 360 const char *page, size_t count) \ 361 { \ 362 struct se_node_acl *se_nacl = attrib_to_nacl(item); \ 363 struct iscsi_node_acl *nacl = container_of(se_nacl, struct iscsi_node_acl, \ 364 se_node_acl); \ 365 u32 val; \ 366 int ret; \ 367 \ 368 ret = kstrtou32(page, 0, &val); \ 369 if (ret) \ 370 return ret; \ 371 ret = iscsit_na_##name(nacl, val); \ 372 if (ret < 0) \ 373 return ret; \ 374 \ 375 return count; \ 376 } \ 377 \ 378 CONFIGFS_ATTR(iscsi_nacl_attrib_, name) 379 380 ISCSI_NACL_ATTR(dataout_timeout); 381 ISCSI_NACL_ATTR(dataout_timeout_retries); 382 ISCSI_NACL_ATTR(default_erl); 383 ISCSI_NACL_ATTR(nopin_timeout); 384 ISCSI_NACL_ATTR(nopin_response_timeout); 385 ISCSI_NACL_ATTR(random_datain_pdu_offsets); 386 ISCSI_NACL_ATTR(random_datain_seq_offsets); 387 ISCSI_NACL_ATTR(random_r2t_offsets); 388 389 static struct configfs_attribute *lio_target_nacl_attrib_attrs[] = { 390 &iscsi_nacl_attrib_attr_dataout_timeout, 391 &iscsi_nacl_attrib_attr_dataout_timeout_retries, 392 &iscsi_nacl_attrib_attr_default_erl, 393 &iscsi_nacl_attrib_attr_nopin_timeout, 394 &iscsi_nacl_attrib_attr_nopin_response_timeout, 395 &iscsi_nacl_attrib_attr_random_datain_pdu_offsets, 396 &iscsi_nacl_attrib_attr_random_datain_seq_offsets, 397 &iscsi_nacl_attrib_attr_random_r2t_offsets, 398 NULL, 399 }; 400 401 /* End items for lio_target_nacl_attrib_cit */ 402 403 /* Start items for lio_target_nacl_auth_cit */ 404 405 #define __DEF_NACL_AUTH_STR(prefix, name, flags) \ 406 static ssize_t __iscsi_##prefix##_##name##_show( \ 407 struct iscsi_node_acl *nacl, \ 408 char *page) \ 409 { \ 410 struct iscsi_node_auth *auth = &nacl->node_auth; \ 411 \ 412 if (!capable(CAP_SYS_ADMIN)) \ 413 return -EPERM; \ 414 return snprintf(page, PAGE_SIZE, "%s\n", auth->name); \ 415 } \ 416 \ 417 static ssize_t __iscsi_##prefix##_##name##_store( \ 418 struct iscsi_node_acl *nacl, \ 419 const char *page, \ 420 size_t count) \ 421 { \ 422 struct iscsi_node_auth *auth = &nacl->node_auth; \ 423 \ 424 if (!capable(CAP_SYS_ADMIN)) \ 425 return -EPERM; \ 426 if (count >= sizeof(auth->name)) \ 427 return -EINVAL; \ 428 snprintf(auth->name, sizeof(auth->name), "%s", page); \ 429 if (!strncmp("NULL", auth->name, 4)) \ 430 auth->naf_flags &= ~flags; \ 431 else \ 432 auth->naf_flags |= flags; \ 433 \ 434 if ((auth->naf_flags & NAF_USERID_IN_SET) && \ 435 (auth->naf_flags & NAF_PASSWORD_IN_SET)) \ 436 auth->authenticate_target = 1; \ 437 else \ 438 auth->authenticate_target = 0; \ 439 \ 440 return count; \ 441 } 442 443 #define DEF_NACL_AUTH_STR(name, flags) \ 444 __DEF_NACL_AUTH_STR(nacl_auth, name, flags) \ 445 static ssize_t iscsi_nacl_auth_##name##_show(struct config_item *item, \ 446 char *page) \ 447 { \ 448 struct se_node_acl *nacl = auth_to_nacl(item); \ 449 return __iscsi_nacl_auth_##name##_show(container_of(nacl, \ 450 struct iscsi_node_acl, se_node_acl), page); \ 451 } \ 452 static ssize_t iscsi_nacl_auth_##name##_store(struct config_item *item, \ 453 const char *page, size_t count) \ 454 { \ 455 struct se_node_acl *nacl = auth_to_nacl(item); \ 456 return __iscsi_nacl_auth_##name##_store(container_of(nacl, \ 457 struct iscsi_node_acl, se_node_acl), page, count); \ 458 } \ 459 \ 460 CONFIGFS_ATTR(iscsi_nacl_auth_, name) 461 462 /* 463 * One-way authentication userid 464 */ 465 DEF_NACL_AUTH_STR(userid, NAF_USERID_SET); 466 DEF_NACL_AUTH_STR(password, NAF_PASSWORD_SET); 467 DEF_NACL_AUTH_STR(userid_mutual, NAF_USERID_IN_SET); 468 DEF_NACL_AUTH_STR(password_mutual, NAF_PASSWORD_IN_SET); 469 470 #define __DEF_NACL_AUTH_INT(prefix, name) \ 471 static ssize_t __iscsi_##prefix##_##name##_show( \ 472 struct iscsi_node_acl *nacl, \ 473 char *page) \ 474 { \ 475 struct iscsi_node_auth *auth = &nacl->node_auth; \ 476 \ 477 if (!capable(CAP_SYS_ADMIN)) \ 478 return -EPERM; \ 479 \ 480 return snprintf(page, PAGE_SIZE, "%d\n", auth->name); \ 481 } 482 483 #define DEF_NACL_AUTH_INT(name) \ 484 __DEF_NACL_AUTH_INT(nacl_auth, name) \ 485 static ssize_t iscsi_nacl_auth_##name##_show(struct config_item *item, \ 486 char *page) \ 487 { \ 488 struct se_node_acl *nacl = auth_to_nacl(item); \ 489 return __iscsi_nacl_auth_##name##_show(container_of(nacl, \ 490 struct iscsi_node_acl, se_node_acl), page); \ 491 } \ 492 \ 493 CONFIGFS_ATTR_RO(iscsi_nacl_auth_, name) 494 495 DEF_NACL_AUTH_INT(authenticate_target); 496 497 static struct configfs_attribute *lio_target_nacl_auth_attrs[] = { 498 &iscsi_nacl_auth_attr_userid, 499 &iscsi_nacl_auth_attr_password, 500 &iscsi_nacl_auth_attr_authenticate_target, 501 &iscsi_nacl_auth_attr_userid_mutual, 502 &iscsi_nacl_auth_attr_password_mutual, 503 NULL, 504 }; 505 506 /* End items for lio_target_nacl_auth_cit */ 507 508 /* Start items for lio_target_nacl_param_cit */ 509 510 #define ISCSI_NACL_PARAM(name) \ 511 static ssize_t iscsi_nacl_param_##name##_show(struct config_item *item, \ 512 char *page) \ 513 { \ 514 struct se_node_acl *se_nacl = param_to_nacl(item); \ 515 struct iscsi_session *sess; \ 516 struct se_session *se_sess; \ 517 ssize_t rb; \ 518 \ 519 spin_lock_bh(&se_nacl->nacl_sess_lock); \ 520 se_sess = se_nacl->nacl_sess; \ 521 if (!se_sess) { \ 522 rb = snprintf(page, PAGE_SIZE, \ 523 "No Active iSCSI Session\n"); \ 524 } else { \ 525 sess = se_sess->fabric_sess_ptr; \ 526 rb = snprintf(page, PAGE_SIZE, "%u\n", \ 527 (u32)sess->sess_ops->name); \ 528 } \ 529 spin_unlock_bh(&se_nacl->nacl_sess_lock); \ 530 \ 531 return rb; \ 532 } \ 533 \ 534 CONFIGFS_ATTR_RO(iscsi_nacl_param_, name) 535 536 ISCSI_NACL_PARAM(MaxConnections); 537 ISCSI_NACL_PARAM(InitialR2T); 538 ISCSI_NACL_PARAM(ImmediateData); 539 ISCSI_NACL_PARAM(MaxBurstLength); 540 ISCSI_NACL_PARAM(FirstBurstLength); 541 ISCSI_NACL_PARAM(DefaultTime2Wait); 542 ISCSI_NACL_PARAM(DefaultTime2Retain); 543 ISCSI_NACL_PARAM(MaxOutstandingR2T); 544 ISCSI_NACL_PARAM(DataPDUInOrder); 545 ISCSI_NACL_PARAM(DataSequenceInOrder); 546 ISCSI_NACL_PARAM(ErrorRecoveryLevel); 547 548 static struct configfs_attribute *lio_target_nacl_param_attrs[] = { 549 &iscsi_nacl_param_attr_MaxConnections, 550 &iscsi_nacl_param_attr_InitialR2T, 551 &iscsi_nacl_param_attr_ImmediateData, 552 &iscsi_nacl_param_attr_MaxBurstLength, 553 &iscsi_nacl_param_attr_FirstBurstLength, 554 &iscsi_nacl_param_attr_DefaultTime2Wait, 555 &iscsi_nacl_param_attr_DefaultTime2Retain, 556 &iscsi_nacl_param_attr_MaxOutstandingR2T, 557 &iscsi_nacl_param_attr_DataPDUInOrder, 558 &iscsi_nacl_param_attr_DataSequenceInOrder, 559 &iscsi_nacl_param_attr_ErrorRecoveryLevel, 560 NULL, 561 }; 562 563 /* End items for lio_target_nacl_param_cit */ 564 565 /* Start items for lio_target_acl_cit */ 566 567 static ssize_t lio_target_nacl_info_show(struct config_item *item, char *page) 568 { 569 struct se_node_acl *se_nacl = acl_to_nacl(item); 570 struct iscsi_session *sess; 571 struct iscsi_conn *conn; 572 struct se_session *se_sess; 573 ssize_t rb = 0; 574 u32 max_cmd_sn; 575 576 spin_lock_bh(&se_nacl->nacl_sess_lock); 577 se_sess = se_nacl->nacl_sess; 578 if (!se_sess) { 579 rb += sprintf(page+rb, "No active iSCSI Session for Initiator" 580 " Endpoint: %s\n", se_nacl->initiatorname); 581 } else { 582 sess = se_sess->fabric_sess_ptr; 583 584 rb += sprintf(page+rb, "InitiatorName: %s\n", 585 sess->sess_ops->InitiatorName); 586 rb += sprintf(page+rb, "InitiatorAlias: %s\n", 587 sess->sess_ops->InitiatorAlias); 588 589 rb += sprintf(page+rb, 590 "LIO Session ID: %u ISID: 0x%6ph TSIH: %hu ", 591 sess->sid, sess->isid, sess->tsih); 592 rb += sprintf(page+rb, "SessionType: %s\n", 593 (sess->sess_ops->SessionType) ? 594 "Discovery" : "Normal"); 595 rb += sprintf(page+rb, "Session State: "); 596 switch (sess->session_state) { 597 case TARG_SESS_STATE_FREE: 598 rb += sprintf(page+rb, "TARG_SESS_FREE\n"); 599 break; 600 case TARG_SESS_STATE_ACTIVE: 601 rb += sprintf(page+rb, "TARG_SESS_STATE_ACTIVE\n"); 602 break; 603 case TARG_SESS_STATE_LOGGED_IN: 604 rb += sprintf(page+rb, "TARG_SESS_STATE_LOGGED_IN\n"); 605 break; 606 case TARG_SESS_STATE_FAILED: 607 rb += sprintf(page+rb, "TARG_SESS_STATE_FAILED\n"); 608 break; 609 case TARG_SESS_STATE_IN_CONTINUE: 610 rb += sprintf(page+rb, "TARG_SESS_STATE_IN_CONTINUE\n"); 611 break; 612 default: 613 rb += sprintf(page+rb, "ERROR: Unknown Session" 614 " State!\n"); 615 break; 616 } 617 618 rb += sprintf(page+rb, "---------------------[iSCSI Session" 619 " Values]-----------------------\n"); 620 rb += sprintf(page+rb, " CmdSN/WR : CmdSN/WC : ExpCmdSN" 621 " : MaxCmdSN : ITT : TTT\n"); 622 max_cmd_sn = (u32) atomic_read(&sess->max_cmd_sn); 623 rb += sprintf(page+rb, " 0x%08x 0x%08x 0x%08x 0x%08x" 624 " 0x%08x 0x%08x\n", 625 sess->cmdsn_window, 626 (max_cmd_sn - sess->exp_cmd_sn) + 1, 627 sess->exp_cmd_sn, max_cmd_sn, 628 sess->init_task_tag, sess->targ_xfer_tag); 629 rb += sprintf(page+rb, "----------------------[iSCSI" 630 " Connections]-------------------------\n"); 631 632 spin_lock(&sess->conn_lock); 633 list_for_each_entry(conn, &sess->sess_conn_list, conn_list) { 634 rb += sprintf(page+rb, "CID: %hu Connection" 635 " State: ", conn->cid); 636 switch (conn->conn_state) { 637 case TARG_CONN_STATE_FREE: 638 rb += sprintf(page+rb, 639 "TARG_CONN_STATE_FREE\n"); 640 break; 641 case TARG_CONN_STATE_XPT_UP: 642 rb += sprintf(page+rb, 643 "TARG_CONN_STATE_XPT_UP\n"); 644 break; 645 case TARG_CONN_STATE_IN_LOGIN: 646 rb += sprintf(page+rb, 647 "TARG_CONN_STATE_IN_LOGIN\n"); 648 break; 649 case TARG_CONN_STATE_LOGGED_IN: 650 rb += sprintf(page+rb, 651 "TARG_CONN_STATE_LOGGED_IN\n"); 652 break; 653 case TARG_CONN_STATE_IN_LOGOUT: 654 rb += sprintf(page+rb, 655 "TARG_CONN_STATE_IN_LOGOUT\n"); 656 break; 657 case TARG_CONN_STATE_LOGOUT_REQUESTED: 658 rb += sprintf(page+rb, 659 "TARG_CONN_STATE_LOGOUT_REQUESTED\n"); 660 break; 661 case TARG_CONN_STATE_CLEANUP_WAIT: 662 rb += sprintf(page+rb, 663 "TARG_CONN_STATE_CLEANUP_WAIT\n"); 664 break; 665 default: 666 rb += sprintf(page+rb, 667 "ERROR: Unknown Connection State!\n"); 668 break; 669 } 670 671 rb += sprintf(page+rb, " Address %pISc %s", &conn->login_sockaddr, 672 (conn->network_transport == ISCSI_TCP) ? 673 "TCP" : "SCTP"); 674 rb += sprintf(page+rb, " StatSN: 0x%08x\n", 675 conn->stat_sn); 676 } 677 spin_unlock(&sess->conn_lock); 678 } 679 spin_unlock_bh(&se_nacl->nacl_sess_lock); 680 681 return rb; 682 } 683 684 static ssize_t lio_target_nacl_cmdsn_depth_show(struct config_item *item, 685 char *page) 686 { 687 return sprintf(page, "%u\n", acl_to_nacl(item)->queue_depth); 688 } 689 690 static ssize_t lio_target_nacl_cmdsn_depth_store(struct config_item *item, 691 const char *page, size_t count) 692 { 693 struct se_node_acl *se_nacl = acl_to_nacl(item); 694 struct se_portal_group *se_tpg = se_nacl->se_tpg; 695 struct iscsi_portal_group *tpg = container_of(se_tpg, 696 struct iscsi_portal_group, tpg_se_tpg); 697 struct config_item *acl_ci, *tpg_ci, *wwn_ci; 698 u32 cmdsn_depth = 0; 699 int ret; 700 701 ret = kstrtou32(page, 0, &cmdsn_depth); 702 if (ret) 703 return ret; 704 if (cmdsn_depth > TA_DEFAULT_CMDSN_DEPTH_MAX) { 705 pr_err("Passed cmdsn_depth: %u exceeds" 706 " TA_DEFAULT_CMDSN_DEPTH_MAX: %u\n", cmdsn_depth, 707 TA_DEFAULT_CMDSN_DEPTH_MAX); 708 return -EINVAL; 709 } 710 acl_ci = &se_nacl->acl_group.cg_item; 711 if (!acl_ci) { 712 pr_err("Unable to locatel acl_ci\n"); 713 return -EINVAL; 714 } 715 tpg_ci = &acl_ci->ci_parent->ci_group->cg_item; 716 if (!tpg_ci) { 717 pr_err("Unable to locate tpg_ci\n"); 718 return -EINVAL; 719 } 720 wwn_ci = &tpg_ci->ci_group->cg_item; 721 if (!wwn_ci) { 722 pr_err("Unable to locate config_item wwn_ci\n"); 723 return -EINVAL; 724 } 725 726 if (iscsit_get_tpg(tpg) < 0) 727 return -EINVAL; 728 /* 729 * iscsit_tpg_set_initiator_node_queue_depth() assumes force=1 730 */ 731 ret = iscsit_tpg_set_initiator_node_queue_depth(tpg, 732 config_item_name(acl_ci), cmdsn_depth, 1); 733 734 pr_debug("LIO_Target_ConfigFS: %s/%s Set CmdSN Window: %u for" 735 "InitiatorName: %s\n", config_item_name(wwn_ci), 736 config_item_name(tpg_ci), cmdsn_depth, 737 config_item_name(acl_ci)); 738 739 iscsit_put_tpg(tpg); 740 return (!ret) ? count : (ssize_t)ret; 741 } 742 743 static ssize_t lio_target_nacl_tag_show(struct config_item *item, char *page) 744 { 745 return snprintf(page, PAGE_SIZE, "%s", acl_to_nacl(item)->acl_tag); 746 } 747 748 static ssize_t lio_target_nacl_tag_store(struct config_item *item, 749 const char *page, size_t count) 750 { 751 struct se_node_acl *se_nacl = acl_to_nacl(item); 752 int ret; 753 754 ret = core_tpg_set_initiator_node_tag(se_nacl->se_tpg, se_nacl, page); 755 756 if (ret < 0) 757 return ret; 758 return count; 759 } 760 761 CONFIGFS_ATTR_RO(lio_target_nacl_, info); 762 CONFIGFS_ATTR(lio_target_nacl_, cmdsn_depth); 763 CONFIGFS_ATTR(lio_target_nacl_, tag); 764 765 static struct configfs_attribute *lio_target_initiator_attrs[] = { 766 &lio_target_nacl_attr_info, 767 &lio_target_nacl_attr_cmdsn_depth, 768 &lio_target_nacl_attr_tag, 769 NULL, 770 }; 771 772 static int lio_target_init_nodeacl(struct se_node_acl *se_nacl, 773 const char *name) 774 { 775 struct iscsi_node_acl *acl = 776 container_of(se_nacl, struct iscsi_node_acl, se_node_acl); 777 struct config_group *stats_cg = &se_nacl->acl_fabric_stat_group; 778 779 stats_cg->default_groups = kmalloc(sizeof(struct config_group *) * 2, 780 GFP_KERNEL); 781 if (!stats_cg->default_groups) { 782 pr_err("Unable to allocate memory for" 783 " stats_cg->default_groups\n"); 784 return -ENOMEM; 785 } 786 787 stats_cg->default_groups[0] = &acl->node_stat_grps.iscsi_sess_stats_group; 788 stats_cg->default_groups[1] = NULL; 789 config_group_init_type_name(&acl->node_stat_grps.iscsi_sess_stats_group, 790 "iscsi_sess_stats", &iscsi_stat_sess_cit); 791 792 return 0; 793 } 794 795 static void lio_target_cleanup_nodeacl( struct se_node_acl *se_nacl) 796 { 797 struct iscsi_node_acl *acl = container_of(se_nacl, 798 struct iscsi_node_acl, se_node_acl); 799 struct config_item *df_item; 800 struct config_group *stats_cg; 801 int i; 802 803 stats_cg = &acl->se_node_acl.acl_fabric_stat_group; 804 for (i = 0; stats_cg->default_groups[i]; i++) { 805 df_item = &stats_cg->default_groups[i]->cg_item; 806 stats_cg->default_groups[i] = NULL; 807 config_item_put(df_item); 808 } 809 kfree(stats_cg->default_groups); 810 } 811 812 /* End items for lio_target_acl_cit */ 813 814 /* Start items for lio_target_tpg_attrib_cit */ 815 816 #define DEF_TPG_ATTRIB(name) \ 817 \ 818 static ssize_t iscsi_tpg_attrib_##name##_show(struct config_item *item, \ 819 char *page) \ 820 { \ 821 struct se_portal_group *se_tpg = attrib_to_tpg(item); \ 822 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 823 struct iscsi_portal_group, tpg_se_tpg); \ 824 ssize_t rb; \ 825 \ 826 if (iscsit_get_tpg(tpg) < 0) \ 827 return -EINVAL; \ 828 \ 829 rb = sprintf(page, "%u\n", tpg->tpg_attrib.name); \ 830 iscsit_put_tpg(tpg); \ 831 return rb; \ 832 } \ 833 \ 834 static ssize_t iscsi_tpg_attrib_##name##_store(struct config_item *item,\ 835 const char *page, size_t count) \ 836 { \ 837 struct se_portal_group *se_tpg = attrib_to_tpg(item); \ 838 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 839 struct iscsi_portal_group, tpg_se_tpg); \ 840 u32 val; \ 841 int ret; \ 842 \ 843 if (iscsit_get_tpg(tpg) < 0) \ 844 return -EINVAL; \ 845 \ 846 ret = kstrtou32(page, 0, &val); \ 847 if (ret) \ 848 goto out; \ 849 ret = iscsit_ta_##name(tpg, val); \ 850 if (ret < 0) \ 851 goto out; \ 852 \ 853 iscsit_put_tpg(tpg); \ 854 return count; \ 855 out: \ 856 iscsit_put_tpg(tpg); \ 857 return ret; \ 858 } \ 859 CONFIGFS_ATTR(iscsi_tpg_attrib_, name) 860 861 DEF_TPG_ATTRIB(authentication); 862 DEF_TPG_ATTRIB(login_timeout); 863 DEF_TPG_ATTRIB(netif_timeout); 864 DEF_TPG_ATTRIB(generate_node_acls); 865 DEF_TPG_ATTRIB(default_cmdsn_depth); 866 DEF_TPG_ATTRIB(cache_dynamic_acls); 867 DEF_TPG_ATTRIB(demo_mode_write_protect); 868 DEF_TPG_ATTRIB(prod_mode_write_protect); 869 DEF_TPG_ATTRIB(demo_mode_discovery); 870 DEF_TPG_ATTRIB(default_erl); 871 DEF_TPG_ATTRIB(t10_pi); 872 DEF_TPG_ATTRIB(fabric_prot_type); 873 DEF_TPG_ATTRIB(tpg_enabled_sendtargets); 874 875 static struct configfs_attribute *lio_target_tpg_attrib_attrs[] = { 876 &iscsi_tpg_attrib_attr_authentication, 877 &iscsi_tpg_attrib_attr_login_timeout, 878 &iscsi_tpg_attrib_attr_netif_timeout, 879 &iscsi_tpg_attrib_attr_generate_node_acls, 880 &iscsi_tpg_attrib_attr_default_cmdsn_depth, 881 &iscsi_tpg_attrib_attr_cache_dynamic_acls, 882 &iscsi_tpg_attrib_attr_demo_mode_write_protect, 883 &iscsi_tpg_attrib_attr_prod_mode_write_protect, 884 &iscsi_tpg_attrib_attr_demo_mode_discovery, 885 &iscsi_tpg_attrib_attr_default_erl, 886 &iscsi_tpg_attrib_attr_t10_pi, 887 &iscsi_tpg_attrib_attr_fabric_prot_type, 888 &iscsi_tpg_attrib_attr_tpg_enabled_sendtargets, 889 NULL, 890 }; 891 892 /* End items for lio_target_tpg_attrib_cit */ 893 894 /* Start items for lio_target_tpg_auth_cit */ 895 896 #define __DEF_TPG_AUTH_STR(prefix, name, flags) \ 897 static ssize_t __iscsi_##prefix##_##name##_show(struct se_portal_group *se_tpg, \ 898 char *page) \ 899 { \ 900 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 901 struct iscsi_portal_group, tpg_se_tpg); \ 902 struct iscsi_node_auth *auth = &tpg->tpg_demo_auth; \ 903 \ 904 if (!capable(CAP_SYS_ADMIN)) \ 905 return -EPERM; \ 906 \ 907 return snprintf(page, PAGE_SIZE, "%s\n", auth->name); \ 908 } \ 909 \ 910 static ssize_t __iscsi_##prefix##_##name##_store(struct se_portal_group *se_tpg,\ 911 const char *page, size_t count) \ 912 { \ 913 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 914 struct iscsi_portal_group, tpg_se_tpg); \ 915 struct iscsi_node_auth *auth = &tpg->tpg_demo_auth; \ 916 \ 917 if (!capable(CAP_SYS_ADMIN)) \ 918 return -EPERM; \ 919 \ 920 snprintf(auth->name, sizeof(auth->name), "%s", page); \ 921 if (!(strncmp("NULL", auth->name, 4))) \ 922 auth->naf_flags &= ~flags; \ 923 else \ 924 auth->naf_flags |= flags; \ 925 \ 926 if ((auth->naf_flags & NAF_USERID_IN_SET) && \ 927 (auth->naf_flags & NAF_PASSWORD_IN_SET)) \ 928 auth->authenticate_target = 1; \ 929 else \ 930 auth->authenticate_target = 0; \ 931 \ 932 return count; \ 933 } 934 935 #define DEF_TPG_AUTH_STR(name, flags) \ 936 __DEF_TPG_AUTH_STR(tpg_auth, name, flags) \ 937 static ssize_t iscsi_tpg_auth_##name##_show(struct config_item *item, \ 938 char *page) \ 939 { \ 940 return __iscsi_tpg_auth_##name##_show(auth_to_tpg(item), page); \ 941 } \ 942 \ 943 static ssize_t iscsi_tpg_auth_##name##_store(struct config_item *item, \ 944 const char *page, size_t count) \ 945 { \ 946 return __iscsi_tpg_auth_##name##_store(auth_to_tpg(item), page, count); \ 947 } \ 948 \ 949 CONFIGFS_ATTR(iscsi_tpg_auth_, name); 950 951 952 DEF_TPG_AUTH_STR(userid, NAF_USERID_SET); 953 DEF_TPG_AUTH_STR(password, NAF_PASSWORD_SET); 954 DEF_TPG_AUTH_STR(userid_mutual, NAF_USERID_IN_SET); 955 DEF_TPG_AUTH_STR(password_mutual, NAF_PASSWORD_IN_SET); 956 957 #define __DEF_TPG_AUTH_INT(prefix, name) \ 958 static ssize_t __iscsi_##prefix##_##name##_show(struct se_portal_group *se_tpg, \ 959 char *page) \ 960 { \ 961 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 962 struct iscsi_portal_group, tpg_se_tpg); \ 963 struct iscsi_node_auth *auth = &tpg->tpg_demo_auth; \ 964 \ 965 if (!capable(CAP_SYS_ADMIN)) \ 966 return -EPERM; \ 967 \ 968 return snprintf(page, PAGE_SIZE, "%d\n", auth->name); \ 969 } 970 971 #define DEF_TPG_AUTH_INT(name) \ 972 __DEF_TPG_AUTH_INT(tpg_auth, name) \ 973 static ssize_t iscsi_tpg_auth_##name##_show(struct config_item *item, \ 974 char *page) \ 975 { \ 976 return __iscsi_tpg_auth_##name##_show(auth_to_tpg(item), page); \ 977 } \ 978 CONFIGFS_ATTR_RO(iscsi_tpg_auth_, name); 979 980 DEF_TPG_AUTH_INT(authenticate_target); 981 982 static struct configfs_attribute *lio_target_tpg_auth_attrs[] = { 983 &iscsi_tpg_auth_attr_userid, 984 &iscsi_tpg_auth_attr_password, 985 &iscsi_tpg_auth_attr_authenticate_target, 986 &iscsi_tpg_auth_attr_userid_mutual, 987 &iscsi_tpg_auth_attr_password_mutual, 988 NULL, 989 }; 990 991 /* End items for lio_target_tpg_auth_cit */ 992 993 /* Start items for lio_target_tpg_param_cit */ 994 995 #define DEF_TPG_PARAM(name) \ 996 static ssize_t iscsi_tpg_param_##name##_show(struct config_item *item, \ 997 char *page) \ 998 { \ 999 struct se_portal_group *se_tpg = param_to_tpg(item); \ 1000 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 1001 struct iscsi_portal_group, tpg_se_tpg); \ 1002 struct iscsi_param *param; \ 1003 ssize_t rb; \ 1004 \ 1005 if (iscsit_get_tpg(tpg) < 0) \ 1006 return -EINVAL; \ 1007 \ 1008 param = iscsi_find_param_from_key(__stringify(name), \ 1009 tpg->param_list); \ 1010 if (!param) { \ 1011 iscsit_put_tpg(tpg); \ 1012 return -EINVAL; \ 1013 } \ 1014 rb = snprintf(page, PAGE_SIZE, "%s\n", param->value); \ 1015 \ 1016 iscsit_put_tpg(tpg); \ 1017 return rb; \ 1018 } \ 1019 static ssize_t iscsi_tpg_param_##name##_store(struct config_item *item, \ 1020 const char *page, size_t count) \ 1021 { \ 1022 struct se_portal_group *se_tpg = param_to_tpg(item); \ 1023 struct iscsi_portal_group *tpg = container_of(se_tpg, \ 1024 struct iscsi_portal_group, tpg_se_tpg); \ 1025 char *buf; \ 1026 int ret, len; \ 1027 \ 1028 buf = kzalloc(PAGE_SIZE, GFP_KERNEL); \ 1029 if (!buf) \ 1030 return -ENOMEM; \ 1031 len = snprintf(buf, PAGE_SIZE, "%s=%s", __stringify(name), page); \ 1032 if (isspace(buf[len-1])) \ 1033 buf[len-1] = '\0'; /* Kill newline */ \ 1034 \ 1035 if (iscsit_get_tpg(tpg) < 0) { \ 1036 kfree(buf); \ 1037 return -EINVAL; \ 1038 } \ 1039 \ 1040 ret = iscsi_change_param_value(buf, tpg->param_list, 1); \ 1041 if (ret < 0) \ 1042 goto out; \ 1043 \ 1044 kfree(buf); \ 1045 iscsit_put_tpg(tpg); \ 1046 return count; \ 1047 out: \ 1048 kfree(buf); \ 1049 iscsit_put_tpg(tpg); \ 1050 return -EINVAL; \ 1051 } \ 1052 CONFIGFS_ATTR(iscsi_tpg_param_, name) 1053 1054 DEF_TPG_PARAM(AuthMethod); 1055 DEF_TPG_PARAM(HeaderDigest); 1056 DEF_TPG_PARAM(DataDigest); 1057 DEF_TPG_PARAM(MaxConnections); 1058 DEF_TPG_PARAM(TargetAlias); 1059 DEF_TPG_PARAM(InitialR2T); 1060 DEF_TPG_PARAM(ImmediateData); 1061 DEF_TPG_PARAM(MaxRecvDataSegmentLength); 1062 DEF_TPG_PARAM(MaxXmitDataSegmentLength); 1063 DEF_TPG_PARAM(MaxBurstLength); 1064 DEF_TPG_PARAM(FirstBurstLength); 1065 DEF_TPG_PARAM(DefaultTime2Wait); 1066 DEF_TPG_PARAM(DefaultTime2Retain); 1067 DEF_TPG_PARAM(MaxOutstandingR2T); 1068 DEF_TPG_PARAM(DataPDUInOrder); 1069 DEF_TPG_PARAM(DataSequenceInOrder); 1070 DEF_TPG_PARAM(ErrorRecoveryLevel); 1071 DEF_TPG_PARAM(IFMarker); 1072 DEF_TPG_PARAM(OFMarker); 1073 DEF_TPG_PARAM(IFMarkInt); 1074 DEF_TPG_PARAM(OFMarkInt); 1075 1076 static struct configfs_attribute *lio_target_tpg_param_attrs[] = { 1077 &iscsi_tpg_param_attr_AuthMethod, 1078 &iscsi_tpg_param_attr_HeaderDigest, 1079 &iscsi_tpg_param_attr_DataDigest, 1080 &iscsi_tpg_param_attr_MaxConnections, 1081 &iscsi_tpg_param_attr_TargetAlias, 1082 &iscsi_tpg_param_attr_InitialR2T, 1083 &iscsi_tpg_param_attr_ImmediateData, 1084 &iscsi_tpg_param_attr_MaxRecvDataSegmentLength, 1085 &iscsi_tpg_param_attr_MaxXmitDataSegmentLength, 1086 &iscsi_tpg_param_attr_MaxBurstLength, 1087 &iscsi_tpg_param_attr_FirstBurstLength, 1088 &iscsi_tpg_param_attr_DefaultTime2Wait, 1089 &iscsi_tpg_param_attr_DefaultTime2Retain, 1090 &iscsi_tpg_param_attr_MaxOutstandingR2T, 1091 &iscsi_tpg_param_attr_DataPDUInOrder, 1092 &iscsi_tpg_param_attr_DataSequenceInOrder, 1093 &iscsi_tpg_param_attr_ErrorRecoveryLevel, 1094 &iscsi_tpg_param_attr_IFMarker, 1095 &iscsi_tpg_param_attr_OFMarker, 1096 &iscsi_tpg_param_attr_IFMarkInt, 1097 &iscsi_tpg_param_attr_OFMarkInt, 1098 NULL, 1099 }; 1100 1101 /* End items for lio_target_tpg_param_cit */ 1102 1103 /* Start items for lio_target_tpg_cit */ 1104 1105 static ssize_t lio_target_tpg_enable_show(struct config_item *item, char *page) 1106 { 1107 struct se_portal_group *se_tpg = to_tpg(item); 1108 struct iscsi_portal_group *tpg = container_of(se_tpg, 1109 struct iscsi_portal_group, tpg_se_tpg); 1110 ssize_t len; 1111 1112 spin_lock(&tpg->tpg_state_lock); 1113 len = sprintf(page, "%d\n", 1114 (tpg->tpg_state == TPG_STATE_ACTIVE) ? 1 : 0); 1115 spin_unlock(&tpg->tpg_state_lock); 1116 1117 return len; 1118 } 1119 1120 static ssize_t lio_target_tpg_enable_store(struct config_item *item, 1121 const char *page, size_t count) 1122 { 1123 struct se_portal_group *se_tpg = to_tpg(item); 1124 struct iscsi_portal_group *tpg = container_of(se_tpg, 1125 struct iscsi_portal_group, tpg_se_tpg); 1126 u32 op; 1127 int ret; 1128 1129 ret = kstrtou32(page, 0, &op); 1130 if (ret) 1131 return ret; 1132 if ((op != 1) && (op != 0)) { 1133 pr_err("Illegal value for tpg_enable: %u\n", op); 1134 return -EINVAL; 1135 } 1136 1137 ret = iscsit_get_tpg(tpg); 1138 if (ret < 0) 1139 return -EINVAL; 1140 1141 if (op) { 1142 ret = iscsit_tpg_enable_portal_group(tpg); 1143 if (ret < 0) 1144 goto out; 1145 } else { 1146 /* 1147 * iscsit_tpg_disable_portal_group() assumes force=1 1148 */ 1149 ret = iscsit_tpg_disable_portal_group(tpg, 1); 1150 if (ret < 0) 1151 goto out; 1152 } 1153 1154 iscsit_put_tpg(tpg); 1155 return count; 1156 out: 1157 iscsit_put_tpg(tpg); 1158 return -EINVAL; 1159 } 1160 1161 1162 static ssize_t lio_target_tpg_dynamic_sessions_show(struct config_item *item, 1163 char *page) 1164 { 1165 return target_show_dynamic_sessions(to_tpg(item), page); 1166 } 1167 1168 CONFIGFS_ATTR(lio_target_tpg_, enable); 1169 CONFIGFS_ATTR_RO(lio_target_tpg_, dynamic_sessions); 1170 1171 static struct configfs_attribute *lio_target_tpg_attrs[] = { 1172 &lio_target_tpg_attr_enable, 1173 &lio_target_tpg_attr_dynamic_sessions, 1174 NULL, 1175 }; 1176 1177 /* End items for lio_target_tpg_cit */ 1178 1179 /* Start items for lio_target_tiqn_cit */ 1180 1181 static struct se_portal_group *lio_target_tiqn_addtpg( 1182 struct se_wwn *wwn, 1183 struct config_group *group, 1184 const char *name) 1185 { 1186 struct iscsi_portal_group *tpg; 1187 struct iscsi_tiqn *tiqn; 1188 char *tpgt_str; 1189 int ret; 1190 u16 tpgt; 1191 1192 tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); 1193 /* 1194 * Only tpgt_# directory groups can be created below 1195 * target/iscsi/iqn.superturodiskarry/ 1196 */ 1197 tpgt_str = strstr(name, "tpgt_"); 1198 if (!tpgt_str) { 1199 pr_err("Unable to locate \"tpgt_#\" directory" 1200 " group\n"); 1201 return NULL; 1202 } 1203 tpgt_str += 5; /* Skip ahead of "tpgt_" */ 1204 ret = kstrtou16(tpgt_str, 0, &tpgt); 1205 if (ret) 1206 return NULL; 1207 1208 tpg = iscsit_alloc_portal_group(tiqn, tpgt); 1209 if (!tpg) 1210 return NULL; 1211 1212 ret = core_tpg_register(wwn, &tpg->tpg_se_tpg, SCSI_PROTOCOL_ISCSI); 1213 if (ret < 0) 1214 return NULL; 1215 1216 ret = iscsit_tpg_add_portal_group(tiqn, tpg); 1217 if (ret != 0) 1218 goto out; 1219 1220 pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); 1221 pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated TPG: %s\n", 1222 name); 1223 return &tpg->tpg_se_tpg; 1224 out: 1225 core_tpg_deregister(&tpg->tpg_se_tpg); 1226 kfree(tpg); 1227 return NULL; 1228 } 1229 1230 static void lio_target_tiqn_deltpg(struct se_portal_group *se_tpg) 1231 { 1232 struct iscsi_portal_group *tpg; 1233 struct iscsi_tiqn *tiqn; 1234 1235 tpg = container_of(se_tpg, struct iscsi_portal_group, tpg_se_tpg); 1236 tiqn = tpg->tpg_tiqn; 1237 /* 1238 * iscsit_tpg_del_portal_group() assumes force=1 1239 */ 1240 pr_debug("LIO_Target_ConfigFS: DEREGISTER -> Releasing TPG\n"); 1241 iscsit_tpg_del_portal_group(tiqn, tpg, 1); 1242 } 1243 1244 /* End items for lio_target_tiqn_cit */ 1245 1246 /* Start LIO-Target TIQN struct contig_item lio_target_cit */ 1247 1248 static ssize_t lio_target_wwn_lio_version_show(struct config_item *item, 1249 char *page) 1250 { 1251 return sprintf(page, "Datera Inc. iSCSI Target "ISCSIT_VERSION"\n"); 1252 } 1253 1254 CONFIGFS_ATTR_RO(lio_target_wwn_, lio_version); 1255 1256 static struct configfs_attribute *lio_target_wwn_attrs[] = { 1257 &lio_target_wwn_attr_lio_version, 1258 NULL, 1259 }; 1260 1261 static struct se_wwn *lio_target_call_coreaddtiqn( 1262 struct target_fabric_configfs *tf, 1263 struct config_group *group, 1264 const char *name) 1265 { 1266 struct config_group *stats_cg; 1267 struct iscsi_tiqn *tiqn; 1268 1269 tiqn = iscsit_add_tiqn((unsigned char *)name); 1270 if (IS_ERR(tiqn)) 1271 return ERR_CAST(tiqn); 1272 /* 1273 * Setup struct iscsi_wwn_stat_grps for se_wwn->fabric_stat_group. 1274 */ 1275 stats_cg = &tiqn->tiqn_wwn.fabric_stat_group; 1276 1277 stats_cg->default_groups = kmalloc(sizeof(struct config_group *) * 6, 1278 GFP_KERNEL); 1279 if (!stats_cg->default_groups) { 1280 pr_err("Unable to allocate memory for" 1281 " stats_cg->default_groups\n"); 1282 iscsit_del_tiqn(tiqn); 1283 return ERR_PTR(-ENOMEM); 1284 } 1285 1286 stats_cg->default_groups[0] = &tiqn->tiqn_stat_grps.iscsi_instance_group; 1287 stats_cg->default_groups[1] = &tiqn->tiqn_stat_grps.iscsi_sess_err_group; 1288 stats_cg->default_groups[2] = &tiqn->tiqn_stat_grps.iscsi_tgt_attr_group; 1289 stats_cg->default_groups[3] = &tiqn->tiqn_stat_grps.iscsi_login_stats_group; 1290 stats_cg->default_groups[4] = &tiqn->tiqn_stat_grps.iscsi_logout_stats_group; 1291 stats_cg->default_groups[5] = NULL; 1292 config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_instance_group, 1293 "iscsi_instance", &iscsi_stat_instance_cit); 1294 config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_sess_err_group, 1295 "iscsi_sess_err", &iscsi_stat_sess_err_cit); 1296 config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_tgt_attr_group, 1297 "iscsi_tgt_attr", &iscsi_stat_tgt_attr_cit); 1298 config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_login_stats_group, 1299 "iscsi_login_stats", &iscsi_stat_login_cit); 1300 config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_logout_stats_group, 1301 "iscsi_logout_stats", &iscsi_stat_logout_cit); 1302 1303 pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); 1304 pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated Node:" 1305 " %s\n", name); 1306 return &tiqn->tiqn_wwn; 1307 } 1308 1309 static void lio_target_call_coredeltiqn( 1310 struct se_wwn *wwn) 1311 { 1312 struct iscsi_tiqn *tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); 1313 struct config_item *df_item; 1314 struct config_group *stats_cg; 1315 int i; 1316 1317 stats_cg = &tiqn->tiqn_wwn.fabric_stat_group; 1318 for (i = 0; stats_cg->default_groups[i]; i++) { 1319 df_item = &stats_cg->default_groups[i]->cg_item; 1320 stats_cg->default_groups[i] = NULL; 1321 config_item_put(df_item); 1322 } 1323 kfree(stats_cg->default_groups); 1324 1325 pr_debug("LIO_Target_ConfigFS: DEREGISTER -> %s\n", 1326 tiqn->tiqn); 1327 iscsit_del_tiqn(tiqn); 1328 } 1329 1330 /* End LIO-Target TIQN struct contig_lio_target_cit */ 1331 1332 /* Start lio_target_discovery_auth_cit */ 1333 1334 #define DEF_DISC_AUTH_STR(name, flags) \ 1335 __DEF_NACL_AUTH_STR(disc, name, flags) \ 1336 static ssize_t iscsi_disc_##name##_show(struct config_item *item, char *page) \ 1337 { \ 1338 return __iscsi_disc_##name##_show(&iscsit_global->discovery_acl,\ 1339 page); \ 1340 } \ 1341 static ssize_t iscsi_disc_##name##_store(struct config_item *item, \ 1342 const char *page, size_t count) \ 1343 { \ 1344 return __iscsi_disc_##name##_store(&iscsit_global->discovery_acl, \ 1345 page, count); \ 1346 \ 1347 } \ 1348 CONFIGFS_ATTR(iscsi_disc_, name) 1349 1350 DEF_DISC_AUTH_STR(userid, NAF_USERID_SET); 1351 DEF_DISC_AUTH_STR(password, NAF_PASSWORD_SET); 1352 DEF_DISC_AUTH_STR(userid_mutual, NAF_USERID_IN_SET); 1353 DEF_DISC_AUTH_STR(password_mutual, NAF_PASSWORD_IN_SET); 1354 1355 #define DEF_DISC_AUTH_INT(name) \ 1356 __DEF_NACL_AUTH_INT(disc, name) \ 1357 static ssize_t iscsi_disc_##name##_show(struct config_item *item, char *page) \ 1358 { \ 1359 return __iscsi_disc_##name##_show(&iscsit_global->discovery_acl, \ 1360 page); \ 1361 } \ 1362 CONFIGFS_ATTR_RO(iscsi_disc_, name) 1363 1364 DEF_DISC_AUTH_INT(authenticate_target); 1365 1366 1367 static ssize_t iscsi_disc_enforce_discovery_auth_show(struct config_item *item, 1368 char *page) 1369 { 1370 struct iscsi_node_auth *discovery_auth = &iscsit_global->discovery_acl.node_auth; 1371 1372 return sprintf(page, "%d\n", discovery_auth->enforce_discovery_auth); 1373 } 1374 1375 static ssize_t iscsi_disc_enforce_discovery_auth_store(struct config_item *item, 1376 const char *page, size_t count) 1377 { 1378 struct iscsi_param *param; 1379 struct iscsi_portal_group *discovery_tpg = iscsit_global->discovery_tpg; 1380 u32 op; 1381 int err; 1382 1383 err = kstrtou32(page, 0, &op); 1384 if (err) 1385 return -EINVAL; 1386 if ((op != 1) && (op != 0)) { 1387 pr_err("Illegal value for enforce_discovery_auth:" 1388 " %u\n", op); 1389 return -EINVAL; 1390 } 1391 1392 if (!discovery_tpg) { 1393 pr_err("iscsit_global->discovery_tpg is NULL\n"); 1394 return -EINVAL; 1395 } 1396 1397 param = iscsi_find_param_from_key(AUTHMETHOD, 1398 discovery_tpg->param_list); 1399 if (!param) 1400 return -EINVAL; 1401 1402 if (op) { 1403 /* 1404 * Reset the AuthMethod key to CHAP. 1405 */ 1406 if (iscsi_update_param_value(param, CHAP) < 0) 1407 return -EINVAL; 1408 1409 discovery_tpg->tpg_attrib.authentication = 1; 1410 iscsit_global->discovery_acl.node_auth.enforce_discovery_auth = 1; 1411 pr_debug("LIO-CORE[0] Successfully enabled" 1412 " authentication enforcement for iSCSI" 1413 " Discovery TPG\n"); 1414 } else { 1415 /* 1416 * Reset the AuthMethod key to CHAP,None 1417 */ 1418 if (iscsi_update_param_value(param, "CHAP,None") < 0) 1419 return -EINVAL; 1420 1421 discovery_tpg->tpg_attrib.authentication = 0; 1422 iscsit_global->discovery_acl.node_auth.enforce_discovery_auth = 0; 1423 pr_debug("LIO-CORE[0] Successfully disabled" 1424 " authentication enforcement for iSCSI" 1425 " Discovery TPG\n"); 1426 } 1427 1428 return count; 1429 } 1430 1431 CONFIGFS_ATTR(iscsi_disc_, enforce_discovery_auth); 1432 1433 static struct configfs_attribute *lio_target_discovery_auth_attrs[] = { 1434 &iscsi_disc_attr_userid, 1435 &iscsi_disc_attr_password, 1436 &iscsi_disc_attr_authenticate_target, 1437 &iscsi_disc_attr_userid_mutual, 1438 &iscsi_disc_attr_password_mutual, 1439 &iscsi_disc_attr_enforce_discovery_auth, 1440 NULL, 1441 }; 1442 1443 /* End lio_target_discovery_auth_cit */ 1444 1445 /* Start functions for target_core_fabric_ops */ 1446 1447 static char *iscsi_get_fabric_name(void) 1448 { 1449 return "iSCSI"; 1450 } 1451 1452 static int iscsi_get_cmd_state(struct se_cmd *se_cmd) 1453 { 1454 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1455 1456 return cmd->i_state; 1457 } 1458 1459 static u32 lio_sess_get_index(struct se_session *se_sess) 1460 { 1461 struct iscsi_session *sess = se_sess->fabric_sess_ptr; 1462 1463 return sess->session_index; 1464 } 1465 1466 static u32 lio_sess_get_initiator_sid( 1467 struct se_session *se_sess, 1468 unsigned char *buf, 1469 u32 size) 1470 { 1471 struct iscsi_session *sess = se_sess->fabric_sess_ptr; 1472 /* 1473 * iSCSI Initiator Session Identifier from RFC-3720. 1474 */ 1475 return snprintf(buf, size, "%6phN", sess->isid); 1476 } 1477 1478 static int lio_queue_data_in(struct se_cmd *se_cmd) 1479 { 1480 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1481 1482 cmd->i_state = ISTATE_SEND_DATAIN; 1483 cmd->conn->conn_transport->iscsit_queue_data_in(cmd->conn, cmd); 1484 1485 return 0; 1486 } 1487 1488 static int lio_write_pending(struct se_cmd *se_cmd) 1489 { 1490 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1491 struct iscsi_conn *conn = cmd->conn; 1492 1493 if (!cmd->immediate_data && !cmd->unsolicited_data) 1494 return conn->conn_transport->iscsit_get_dataout(conn, cmd, false); 1495 1496 return 0; 1497 } 1498 1499 static int lio_write_pending_status(struct se_cmd *se_cmd) 1500 { 1501 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1502 int ret; 1503 1504 spin_lock_bh(&cmd->istate_lock); 1505 ret = !(cmd->cmd_flags & ICF_GOT_LAST_DATAOUT); 1506 spin_unlock_bh(&cmd->istate_lock); 1507 1508 return ret; 1509 } 1510 1511 static int lio_queue_status(struct se_cmd *se_cmd) 1512 { 1513 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1514 1515 cmd->i_state = ISTATE_SEND_STATUS; 1516 1517 if (cmd->se_cmd.scsi_status || cmd->sense_reason) { 1518 iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); 1519 return 0; 1520 } 1521 cmd->conn->conn_transport->iscsit_queue_status(cmd->conn, cmd); 1522 1523 return 0; 1524 } 1525 1526 static void lio_queue_tm_rsp(struct se_cmd *se_cmd) 1527 { 1528 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1529 1530 cmd->i_state = ISTATE_SEND_TASKMGTRSP; 1531 iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); 1532 } 1533 1534 static void lio_aborted_task(struct se_cmd *se_cmd) 1535 { 1536 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1537 1538 cmd->conn->conn_transport->iscsit_aborted_task(cmd->conn, cmd); 1539 } 1540 1541 static inline struct iscsi_portal_group *iscsi_tpg(struct se_portal_group *se_tpg) 1542 { 1543 return container_of(se_tpg, struct iscsi_portal_group, tpg_se_tpg); 1544 } 1545 1546 static char *lio_tpg_get_endpoint_wwn(struct se_portal_group *se_tpg) 1547 { 1548 return iscsi_tpg(se_tpg)->tpg_tiqn->tiqn; 1549 } 1550 1551 static u16 lio_tpg_get_tag(struct se_portal_group *se_tpg) 1552 { 1553 return iscsi_tpg(se_tpg)->tpgt; 1554 } 1555 1556 static u32 lio_tpg_get_default_depth(struct se_portal_group *se_tpg) 1557 { 1558 return iscsi_tpg(se_tpg)->tpg_attrib.default_cmdsn_depth; 1559 } 1560 1561 static int lio_tpg_check_demo_mode(struct se_portal_group *se_tpg) 1562 { 1563 return iscsi_tpg(se_tpg)->tpg_attrib.generate_node_acls; 1564 } 1565 1566 static int lio_tpg_check_demo_mode_cache(struct se_portal_group *se_tpg) 1567 { 1568 return iscsi_tpg(se_tpg)->tpg_attrib.cache_dynamic_acls; 1569 } 1570 1571 static int lio_tpg_check_demo_mode_write_protect( 1572 struct se_portal_group *se_tpg) 1573 { 1574 return iscsi_tpg(se_tpg)->tpg_attrib.demo_mode_write_protect; 1575 } 1576 1577 static int lio_tpg_check_prod_mode_write_protect( 1578 struct se_portal_group *se_tpg) 1579 { 1580 return iscsi_tpg(se_tpg)->tpg_attrib.prod_mode_write_protect; 1581 } 1582 1583 static int lio_tpg_check_prot_fabric_only( 1584 struct se_portal_group *se_tpg) 1585 { 1586 /* 1587 * Only report fabric_prot_type if t10_pi has also been enabled 1588 * for incoming ib_isert sessions. 1589 */ 1590 if (!iscsi_tpg(se_tpg)->tpg_attrib.t10_pi) 1591 return 0; 1592 return iscsi_tpg(se_tpg)->tpg_attrib.fabric_prot_type; 1593 } 1594 1595 /* 1596 * Called with spin_lock_bh(struct se_portal_group->session_lock) held.. 1597 * 1598 * Also, this function calls iscsit_inc_session_usage_count() on the 1599 * struct iscsi_session in question. 1600 */ 1601 static int lio_tpg_shutdown_session(struct se_session *se_sess) 1602 { 1603 struct iscsi_session *sess = se_sess->fabric_sess_ptr; 1604 1605 spin_lock(&sess->conn_lock); 1606 if (atomic_read(&sess->session_fall_back_to_erl0) || 1607 atomic_read(&sess->session_logout) || 1608 (sess->time2retain_timer_flags & ISCSI_TF_EXPIRED)) { 1609 spin_unlock(&sess->conn_lock); 1610 return 0; 1611 } 1612 atomic_set(&sess->session_reinstatement, 1); 1613 spin_unlock(&sess->conn_lock); 1614 1615 iscsit_stop_time2retain_timer(sess); 1616 iscsit_stop_session(sess, 1, 1); 1617 1618 return 1; 1619 } 1620 1621 /* 1622 * Calls iscsit_dec_session_usage_count() as inverse of 1623 * lio_tpg_shutdown_session() 1624 */ 1625 static void lio_tpg_close_session(struct se_session *se_sess) 1626 { 1627 struct iscsi_session *sess = se_sess->fabric_sess_ptr; 1628 /* 1629 * If the iSCSI Session for the iSCSI Initiator Node exists, 1630 * forcefully shutdown the iSCSI NEXUS. 1631 */ 1632 iscsit_close_session(sess); 1633 } 1634 1635 static u32 lio_tpg_get_inst_index(struct se_portal_group *se_tpg) 1636 { 1637 return iscsi_tpg(se_tpg)->tpg_tiqn->tiqn_index; 1638 } 1639 1640 static void lio_set_default_node_attributes(struct se_node_acl *se_acl) 1641 { 1642 struct iscsi_node_acl *acl = container_of(se_acl, struct iscsi_node_acl, 1643 se_node_acl); 1644 struct se_portal_group *se_tpg = se_acl->se_tpg; 1645 struct iscsi_portal_group *tpg = container_of(se_tpg, 1646 struct iscsi_portal_group, tpg_se_tpg); 1647 1648 acl->node_attrib.nacl = acl; 1649 iscsit_set_default_node_attribues(acl, tpg); 1650 } 1651 1652 static int lio_check_stop_free(struct se_cmd *se_cmd) 1653 { 1654 return target_put_sess_cmd(se_cmd); 1655 } 1656 1657 static void lio_release_cmd(struct se_cmd *se_cmd) 1658 { 1659 struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); 1660 1661 pr_debug("Entering lio_release_cmd for se_cmd: %p\n", se_cmd); 1662 iscsit_release_cmd(cmd); 1663 } 1664 1665 const struct target_core_fabric_ops iscsi_ops = { 1666 .module = THIS_MODULE, 1667 .name = "iscsi", 1668 .node_acl_size = sizeof(struct iscsi_node_acl), 1669 .get_fabric_name = iscsi_get_fabric_name, 1670 .tpg_get_wwn = lio_tpg_get_endpoint_wwn, 1671 .tpg_get_tag = lio_tpg_get_tag, 1672 .tpg_get_default_depth = lio_tpg_get_default_depth, 1673 .tpg_check_demo_mode = lio_tpg_check_demo_mode, 1674 .tpg_check_demo_mode_cache = lio_tpg_check_demo_mode_cache, 1675 .tpg_check_demo_mode_write_protect = 1676 lio_tpg_check_demo_mode_write_protect, 1677 .tpg_check_prod_mode_write_protect = 1678 lio_tpg_check_prod_mode_write_protect, 1679 .tpg_check_prot_fabric_only = &lio_tpg_check_prot_fabric_only, 1680 .tpg_get_inst_index = lio_tpg_get_inst_index, 1681 .check_stop_free = lio_check_stop_free, 1682 .release_cmd = lio_release_cmd, 1683 .shutdown_session = lio_tpg_shutdown_session, 1684 .close_session = lio_tpg_close_session, 1685 .sess_get_index = lio_sess_get_index, 1686 .sess_get_initiator_sid = lio_sess_get_initiator_sid, 1687 .write_pending = lio_write_pending, 1688 .write_pending_status = lio_write_pending_status, 1689 .set_default_node_attributes = lio_set_default_node_attributes, 1690 .get_cmd_state = iscsi_get_cmd_state, 1691 .queue_data_in = lio_queue_data_in, 1692 .queue_status = lio_queue_status, 1693 .queue_tm_rsp = lio_queue_tm_rsp, 1694 .aborted_task = lio_aborted_task, 1695 .fabric_make_wwn = lio_target_call_coreaddtiqn, 1696 .fabric_drop_wwn = lio_target_call_coredeltiqn, 1697 .fabric_make_tpg = lio_target_tiqn_addtpg, 1698 .fabric_drop_tpg = lio_target_tiqn_deltpg, 1699 .fabric_make_np = lio_target_call_addnptotpg, 1700 .fabric_drop_np = lio_target_call_delnpfromtpg, 1701 .fabric_init_nodeacl = lio_target_init_nodeacl, 1702 .fabric_cleanup_nodeacl = lio_target_cleanup_nodeacl, 1703 1704 .tfc_discovery_attrs = lio_target_discovery_auth_attrs, 1705 .tfc_wwn_attrs = lio_target_wwn_attrs, 1706 .tfc_tpg_base_attrs = lio_target_tpg_attrs, 1707 .tfc_tpg_attrib_attrs = lio_target_tpg_attrib_attrs, 1708 .tfc_tpg_auth_attrs = lio_target_tpg_auth_attrs, 1709 .tfc_tpg_param_attrs = lio_target_tpg_param_attrs, 1710 .tfc_tpg_np_base_attrs = lio_target_portal_attrs, 1711 .tfc_tpg_nacl_base_attrs = lio_target_initiator_attrs, 1712 .tfc_tpg_nacl_attrib_attrs = lio_target_nacl_attrib_attrs, 1713 .tfc_tpg_nacl_auth_attrs = lio_target_nacl_auth_attrs, 1714 .tfc_tpg_nacl_param_attrs = lio_target_nacl_param_attrs, 1715 }; 1716