1255570Strasz/*- 2255570Strasz * Copyright (c) 2003, 2004 Silicon Graphics International Corp. 3255570Strasz * Copyright (c) 1997-2007 Kenneth D. Merry 4255570Strasz * Copyright (c) 2012 The FreeBSD Foundation 5255570Strasz * All rights reserved. 6255570Strasz * 7255570Strasz * Portions of this software were developed by Edward Tomasz Napierala 8255570Strasz * under sponsorship from the FreeBSD Foundation. 9255570Strasz * 10255570Strasz * Redistribution and use in source and binary forms, with or without 11255570Strasz * modification, are permitted provided that the following conditions 12255570Strasz * are met: 13255570Strasz * 1. Redistributions of source code must retain the above copyright 14255570Strasz * notice, this list of conditions, and the following disclaimer, 15255570Strasz * without modification. 16255570Strasz * 2. Redistributions in binary form must reproduce at minimum a disclaimer 17255570Strasz * substantially similar to the "NO WARRANTY" disclaimer below 18255570Strasz * ("Disclaimer") and any redistribution must be conditioned upon 19255570Strasz * including a substantially similar Disclaimer requirement for further 20255570Strasz * binary redistribution. 21255570Strasz * 22255570Strasz * NO WARRANTY 23255570Strasz * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24255570Strasz * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25255570Strasz * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 26255570Strasz * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 27255570Strasz * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28255570Strasz * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29255570Strasz * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30255570Strasz * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 31255570Strasz * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 32255570Strasz * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33255570Strasz * POSSIBILITY OF SUCH DAMAGES. 34255570Strasz * 35255570Strasz */ 36255570Strasz 37270888Strasz#include <sys/cdefs.h> 38270888Strasz__FBSDID("$FreeBSD: releng/10.3/usr.sbin/ctld/kernel.c 291387 2015-11-27 15:19:36Z mav $"); 39270888Strasz 40255570Strasz#include <sys/ioctl.h> 41255570Strasz#include <sys/types.h> 42255570Strasz#include <sys/stat.h> 43255570Strasz#include <sys/param.h> 44255570Strasz#include <sys/linker.h> 45255570Strasz#include <sys/queue.h> 46255570Strasz#include <sys/callout.h> 47255570Strasz#include <sys/sbuf.h> 48280250Srwatson#include <sys/capsicum.h> 49255570Strasz#include <assert.h> 50255570Strasz#include <bsdxml.h> 51255570Strasz#include <ctype.h> 52255570Strasz#include <errno.h> 53255570Strasz#include <fcntl.h> 54255570Strasz#include <stdint.h> 55255570Strasz#include <stdio.h> 56255570Strasz#include <stdlib.h> 57255570Strasz#include <string.h> 58255570Strasz#include <strings.h> 59255570Strasz#include <cam/scsi/scsi_all.h> 60255570Strasz#include <cam/scsi/scsi_message.h> 61255570Strasz#include <cam/ctl/ctl.h> 62255570Strasz#include <cam/ctl/ctl_io.h> 63255570Strasz#include <cam/ctl/ctl_backend.h> 64255570Strasz#include <cam/ctl/ctl_ioctl.h> 65255570Strasz#include <cam/ctl/ctl_util.h> 66255570Strasz#include <cam/ctl/ctl_scsi_all.h> 67255570Strasz 68265507Strasz#include "ctld.h" 69265507Strasz 70255570Strasz#ifdef ICL_KERNEL_PROXY 71255570Strasz#include <netdb.h> 72255570Strasz#endif 73255570Strasz 74265507Straszextern bool proxy_mode; 75255570Strasz 76255570Straszstatic int ctl_fd = 0; 77255570Strasz 78255570Straszvoid 79255570Straszkernel_init(void) 80255570Strasz{ 81255570Strasz int retval, saved_errno; 82255570Strasz 83255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 84255665Strasz if (ctl_fd < 0 && errno == ENOENT) { 85255570Strasz saved_errno = errno; 86255570Strasz retval = kldload("ctl"); 87255570Strasz if (retval != -1) 88255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 89255570Strasz else 90255570Strasz errno = saved_errno; 91255570Strasz } 92255570Strasz if (ctl_fd < 0) 93255570Strasz log_err(1, "failed to open %s", CTL_DEFAULT_DEV); 94255570Strasz} 95255570Strasz 96255570Strasz/* 97255570Strasz * Name/value pair used for per-LUN attributes. 98255570Strasz */ 99255570Straszstruct cctl_lun_nv { 100255570Strasz char *name; 101255570Strasz char *value; 102255570Strasz STAILQ_ENTRY(cctl_lun_nv) links; 103255570Strasz}; 104255570Strasz 105255570Strasz/* 106274870Strasz * Backend LUN information. 107255570Strasz */ 108255570Straszstruct cctl_lun { 109255570Strasz uint64_t lun_id; 110255570Strasz char *backend_type; 111288810Smav uint8_t device_type; 112255570Strasz uint64_t size_blocks; 113255570Strasz uint32_t blocksize; 114255570Strasz char *serial_number; 115255570Strasz char *device_id; 116279002Smav char *ctld_name; 117255570Strasz STAILQ_HEAD(,cctl_lun_nv) attr_list; 118255570Strasz STAILQ_ENTRY(cctl_lun) links; 119255570Strasz}; 120255570Strasz 121268682Smavstruct cctl_port { 122268682Smav uint32_t port_id; 123288785Smav char *port_frontend; 124279055Smav char *port_name; 125284908Smav int pp; 126284908Smav int vp; 127279006Smav int cfiscsi_state; 128268682Smav char *cfiscsi_target; 129268682Smav uint16_t cfiscsi_portal_group_tag; 130279006Smav char *ctld_portal_group_name; 131268682Smav STAILQ_HEAD(,cctl_lun_nv) attr_list; 132268682Smav STAILQ_ENTRY(cctl_port) links; 133268682Smav}; 134268682Smav 135255570Straszstruct cctl_devlist_data { 136255570Strasz int num_luns; 137255570Strasz STAILQ_HEAD(,cctl_lun) lun_list; 138255570Strasz struct cctl_lun *cur_lun; 139268682Smav int num_ports; 140268682Smav STAILQ_HEAD(,cctl_port) port_list; 141268682Smav struct cctl_port *cur_port; 142255570Strasz int level; 143255570Strasz struct sbuf *cur_sb[32]; 144255570Strasz}; 145255570Strasz 146255570Straszstatic void 147255570Straszcctl_start_element(void *user_data, const char *name, const char **attr) 148255570Strasz{ 149255570Strasz int i; 150255570Strasz struct cctl_devlist_data *devlist; 151255570Strasz struct cctl_lun *cur_lun; 152255570Strasz 153255570Strasz devlist = (struct cctl_devlist_data *)user_data; 154255570Strasz cur_lun = devlist->cur_lun; 155255570Strasz devlist->level++; 156256189Strasz if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 157255570Strasz sizeof(devlist->cur_sb[0]))) 158255570Strasz log_errx(1, "%s: too many nesting levels, %zd max", __func__, 159255570Strasz sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 160255570Strasz 161255570Strasz devlist->cur_sb[devlist->level] = sbuf_new_auto(); 162255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 163255570Strasz log_err(1, "%s: unable to allocate sbuf", __func__); 164255570Strasz 165255570Strasz if (strcmp(name, "lun") == 0) { 166255570Strasz if (cur_lun != NULL) 167255570Strasz log_errx(1, "%s: improper lun element nesting", 168255570Strasz __func__); 169255570Strasz 170255570Strasz cur_lun = calloc(1, sizeof(*cur_lun)); 171255570Strasz if (cur_lun == NULL) 172255570Strasz log_err(1, "%s: cannot allocate %zd bytes", __func__, 173255570Strasz sizeof(*cur_lun)); 174255570Strasz 175255570Strasz devlist->num_luns++; 176255570Strasz devlist->cur_lun = cur_lun; 177255570Strasz 178255570Strasz STAILQ_INIT(&cur_lun->attr_list); 179255570Strasz STAILQ_INSERT_TAIL(&devlist->lun_list, cur_lun, links); 180255570Strasz 181255570Strasz for (i = 0; attr[i] != NULL; i += 2) { 182255570Strasz if (strcmp(attr[i], "id") == 0) { 183255570Strasz cur_lun->lun_id = strtoull(attr[i+1], NULL, 0); 184255570Strasz } else { 185255570Strasz log_errx(1, "%s: invalid LUN attribute %s = %s", 186255570Strasz __func__, attr[i], attr[i+1]); 187255570Strasz } 188255570Strasz } 189255570Strasz } 190255570Strasz} 191255570Strasz 192255570Straszstatic void 193255570Straszcctl_end_element(void *user_data, const char *name) 194255570Strasz{ 195255570Strasz struct cctl_devlist_data *devlist; 196255570Strasz struct cctl_lun *cur_lun; 197255570Strasz char *str; 198255570Strasz 199255570Strasz devlist = (struct cctl_devlist_data *)user_data; 200255570Strasz cur_lun = devlist->cur_lun; 201255570Strasz 202255570Strasz if ((cur_lun == NULL) 203255570Strasz && (strcmp(name, "ctllunlist") != 0)) 204255570Strasz log_errx(1, "%s: cur_lun == NULL! (name = %s)", __func__, name); 205255570Strasz 206255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 207255570Strasz log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 208255570Strasz devlist->level, name); 209255570Strasz 210255570Strasz sbuf_finish(devlist->cur_sb[devlist->level]); 211255570Strasz str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 212255570Strasz 213255570Strasz if (strlen(str) == 0) { 214255570Strasz free(str); 215255570Strasz str = NULL; 216255570Strasz } 217255570Strasz 218255570Strasz sbuf_delete(devlist->cur_sb[devlist->level]); 219255570Strasz devlist->cur_sb[devlist->level] = NULL; 220255570Strasz devlist->level--; 221255570Strasz 222255570Strasz if (strcmp(name, "backend_type") == 0) { 223255570Strasz cur_lun->backend_type = str; 224255570Strasz str = NULL; 225288810Smav } else if (strcmp(name, "lun_type") == 0) { 226288810Smav cur_lun->device_type = strtoull(str, NULL, 0); 227255570Strasz } else if (strcmp(name, "size") == 0) { 228255570Strasz cur_lun->size_blocks = strtoull(str, NULL, 0); 229255570Strasz } else if (strcmp(name, "blocksize") == 0) { 230255570Strasz cur_lun->blocksize = strtoul(str, NULL, 0); 231255570Strasz } else if (strcmp(name, "serial_number") == 0) { 232255570Strasz cur_lun->serial_number = str; 233255570Strasz str = NULL; 234255570Strasz } else if (strcmp(name, "device_id") == 0) { 235255570Strasz cur_lun->device_id = str; 236255570Strasz str = NULL; 237279002Smav } else if (strcmp(name, "ctld_name") == 0) { 238279002Smav cur_lun->ctld_name = str; 239255570Strasz str = NULL; 240255570Strasz } else if (strcmp(name, "lun") == 0) { 241255570Strasz devlist->cur_lun = NULL; 242255570Strasz } else if (strcmp(name, "ctllunlist") == 0) { 243274870Strasz /* Nothing. */ 244255570Strasz } else { 245255570Strasz struct cctl_lun_nv *nv; 246255570Strasz 247255570Strasz nv = calloc(1, sizeof(*nv)); 248255570Strasz if (nv == NULL) 249255570Strasz log_err(1, "%s: can't allocate %zd bytes for nv pair", 250255570Strasz __func__, sizeof(*nv)); 251255570Strasz 252255570Strasz nv->name = checked_strdup(name); 253255570Strasz 254255570Strasz nv->value = str; 255255570Strasz str = NULL; 256255570Strasz STAILQ_INSERT_TAIL(&cur_lun->attr_list, nv, links); 257255570Strasz } 258255570Strasz 259255570Strasz free(str); 260255570Strasz} 261255570Strasz 262255570Straszstatic void 263268682Smavcctl_start_pelement(void *user_data, const char *name, const char **attr) 264268682Smav{ 265268682Smav int i; 266268682Smav struct cctl_devlist_data *devlist; 267268682Smav struct cctl_port *cur_port; 268268682Smav 269268682Smav devlist = (struct cctl_devlist_data *)user_data; 270268682Smav cur_port = devlist->cur_port; 271268682Smav devlist->level++; 272268682Smav if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 273268682Smav sizeof(devlist->cur_sb[0]))) 274268682Smav log_errx(1, "%s: too many nesting levels, %zd max", __func__, 275268682Smav sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 276268682Smav 277268682Smav devlist->cur_sb[devlist->level] = sbuf_new_auto(); 278268682Smav if (devlist->cur_sb[devlist->level] == NULL) 279268682Smav log_err(1, "%s: unable to allocate sbuf", __func__); 280268682Smav 281268682Smav if (strcmp(name, "targ_port") == 0) { 282268682Smav if (cur_port != NULL) 283268682Smav log_errx(1, "%s: improper port element nesting (%s)", 284268682Smav __func__, name); 285268682Smav 286268682Smav cur_port = calloc(1, sizeof(*cur_port)); 287268682Smav if (cur_port == NULL) 288268682Smav log_err(1, "%s: cannot allocate %zd bytes", __func__, 289268682Smav sizeof(*cur_port)); 290268682Smav 291268682Smav devlist->num_ports++; 292268682Smav devlist->cur_port = cur_port; 293268682Smav 294268682Smav STAILQ_INIT(&cur_port->attr_list); 295268682Smav STAILQ_INSERT_TAIL(&devlist->port_list, cur_port, links); 296268682Smav 297268682Smav for (i = 0; attr[i] != NULL; i += 2) { 298268682Smav if (strcmp(attr[i], "id") == 0) { 299268682Smav cur_port->port_id = strtoul(attr[i+1], NULL, 0); 300268682Smav } else { 301268682Smav log_errx(1, "%s: invalid LUN attribute %s = %s", 302268682Smav __func__, attr[i], attr[i+1]); 303268682Smav } 304268682Smav } 305268682Smav } 306268682Smav} 307268682Smav 308268682Smavstatic void 309268682Smavcctl_end_pelement(void *user_data, const char *name) 310268682Smav{ 311268682Smav struct cctl_devlist_data *devlist; 312268682Smav struct cctl_port *cur_port; 313268682Smav char *str; 314268682Smav 315268682Smav devlist = (struct cctl_devlist_data *)user_data; 316268682Smav cur_port = devlist->cur_port; 317268682Smav 318268682Smav if ((cur_port == NULL) 319268682Smav && (strcmp(name, "ctlportlist") != 0)) 320268682Smav log_errx(1, "%s: cur_port == NULL! (name = %s)", __func__, name); 321268682Smav 322268682Smav if (devlist->cur_sb[devlist->level] == NULL) 323268682Smav log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 324268682Smav devlist->level, name); 325268682Smav 326268682Smav sbuf_finish(devlist->cur_sb[devlist->level]); 327268682Smav str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 328268682Smav 329268682Smav if (strlen(str) == 0) { 330268682Smav free(str); 331268682Smav str = NULL; 332268682Smav } 333268682Smav 334268682Smav sbuf_delete(devlist->cur_sb[devlist->level]); 335268682Smav devlist->cur_sb[devlist->level] = NULL; 336268682Smav devlist->level--; 337268682Smav 338288785Smav if (strcmp(name, "frontend_type") == 0) { 339288785Smav cur_port->port_frontend = str; 340288785Smav str = NULL; 341288785Smav } else if (strcmp(name, "port_name") == 0) { 342279055Smav cur_port->port_name = str; 343279055Smav str = NULL; 344284908Smav } else if (strcmp(name, "physical_port") == 0) { 345284908Smav cur_port->pp = strtoul(str, NULL, 0); 346284908Smav } else if (strcmp(name, "virtual_port") == 0) { 347284908Smav cur_port->vp = strtoul(str, NULL, 0); 348279055Smav } else if (strcmp(name, "cfiscsi_target") == 0) { 349268682Smav cur_port->cfiscsi_target = str; 350268682Smav str = NULL; 351279006Smav } else if (strcmp(name, "cfiscsi_state") == 0) { 352279006Smav cur_port->cfiscsi_state = strtoul(str, NULL, 0); 353268682Smav } else if (strcmp(name, "cfiscsi_portal_group_tag") == 0) { 354268682Smav cur_port->cfiscsi_portal_group_tag = strtoul(str, NULL, 0); 355279006Smav } else if (strcmp(name, "ctld_portal_group_name") == 0) { 356279006Smav cur_port->ctld_portal_group_name = str; 357279006Smav str = NULL; 358268682Smav } else if (strcmp(name, "targ_port") == 0) { 359268682Smav devlist->cur_port = NULL; 360268682Smav } else if (strcmp(name, "ctlportlist") == 0) { 361274870Strasz /* Nothing. */ 362268682Smav } else { 363268682Smav struct cctl_lun_nv *nv; 364268682Smav 365268682Smav nv = calloc(1, sizeof(*nv)); 366268682Smav if (nv == NULL) 367268682Smav log_err(1, "%s: can't allocate %zd bytes for nv pair", 368268682Smav __func__, sizeof(*nv)); 369268682Smav 370268682Smav nv->name = checked_strdup(name); 371268682Smav 372268682Smav nv->value = str; 373268682Smav str = NULL; 374268682Smav STAILQ_INSERT_TAIL(&cur_port->attr_list, nv, links); 375268682Smav } 376268682Smav 377268682Smav free(str); 378268682Smav} 379268682Smav 380268682Smavstatic void 381255570Straszcctl_char_handler(void *user_data, const XML_Char *str, int len) 382255570Strasz{ 383255570Strasz struct cctl_devlist_data *devlist; 384255570Strasz 385255570Strasz devlist = (struct cctl_devlist_data *)user_data; 386255570Strasz 387255570Strasz sbuf_bcat(devlist->cur_sb[devlist->level], str, len); 388255570Strasz} 389255570Strasz 390255570Straszstruct conf * 391255570Straszconf_new_from_kernel(void) 392255570Strasz{ 393255570Strasz struct conf *conf = NULL; 394255570Strasz struct target *targ; 395279006Smav struct portal_group *pg; 396279055Smav struct pport *pp; 397279006Smav struct port *cp; 398255570Strasz struct lun *cl; 399291387Smav struct option *o; 400255570Strasz struct ctl_lun_list list; 401255570Strasz struct cctl_devlist_data devlist; 402255570Strasz struct cctl_lun *lun; 403268682Smav struct cctl_port *port; 404255570Strasz XML_Parser parser; 405284908Smav char *str, *name; 406268682Smav int len, retval; 407255570Strasz 408255570Strasz bzero(&devlist, sizeof(devlist)); 409255570Strasz STAILQ_INIT(&devlist.lun_list); 410268682Smav STAILQ_INIT(&devlist.port_list); 411255570Strasz 412255570Strasz log_debugx("obtaining previously configured CTL luns from the kernel"); 413255570Strasz 414268682Smav str = NULL; 415268682Smav len = 4096; 416255570Straszretry: 417268682Smav str = realloc(str, len); 418268682Smav if (str == NULL) 419255570Strasz log_err(1, "realloc"); 420255570Strasz 421255570Strasz bzero(&list, sizeof(list)); 422268682Smav list.alloc_len = len; 423255570Strasz list.status = CTL_LUN_LIST_NONE; 424268682Smav list.lun_xml = str; 425255570Strasz 426255570Strasz if (ioctl(ctl_fd, CTL_LUN_LIST, &list) == -1) { 427255570Strasz log_warn("error issuing CTL_LUN_LIST ioctl"); 428268682Smav free(str); 429255570Strasz return (NULL); 430255570Strasz } 431255570Strasz 432255570Strasz if (list.status == CTL_LUN_LIST_ERROR) { 433255570Strasz log_warnx("error returned from CTL_LUN_LIST ioctl: %s", 434255570Strasz list.error_str); 435268682Smav free(str); 436255570Strasz return (NULL); 437255570Strasz } 438255570Strasz 439255570Strasz if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 440268682Smav len = len << 1; 441255570Strasz goto retry; 442255570Strasz } 443255570Strasz 444255570Strasz parser = XML_ParserCreate(NULL); 445255570Strasz if (parser == NULL) { 446255570Strasz log_warnx("unable to create XML parser"); 447268682Smav free(str); 448255570Strasz return (NULL); 449255570Strasz } 450255570Strasz 451255570Strasz XML_SetUserData(parser, &devlist); 452255570Strasz XML_SetElementHandler(parser, cctl_start_element, cctl_end_element); 453255570Strasz XML_SetCharacterDataHandler(parser, cctl_char_handler); 454255570Strasz 455268682Smav retval = XML_Parse(parser, str, strlen(str), 1); 456255570Strasz XML_ParserFree(parser); 457268682Smav free(str); 458255570Strasz if (retval != 1) { 459255570Strasz log_warnx("XML_Parse failed"); 460255570Strasz return (NULL); 461255570Strasz } 462255570Strasz 463268682Smav str = NULL; 464268682Smav len = 4096; 465268682Smavretry_port: 466268682Smav str = realloc(str, len); 467268682Smav if (str == NULL) 468268682Smav log_err(1, "realloc"); 469268682Smav 470268682Smav bzero(&list, sizeof(list)); 471268682Smav list.alloc_len = len; 472268682Smav list.status = CTL_LUN_LIST_NONE; 473268682Smav list.lun_xml = str; 474268682Smav 475268682Smav if (ioctl(ctl_fd, CTL_PORT_LIST, &list) == -1) { 476268682Smav log_warn("error issuing CTL_PORT_LIST ioctl"); 477268682Smav free(str); 478268682Smav return (NULL); 479268682Smav } 480268682Smav 481288805Smav if (list.status == CTL_LUN_LIST_ERROR) { 482268682Smav log_warnx("error returned from CTL_PORT_LIST ioctl: %s", 483268682Smav list.error_str); 484268682Smav free(str); 485268682Smav return (NULL); 486268682Smav } 487268682Smav 488268682Smav if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 489268682Smav len = len << 1; 490268682Smav goto retry_port; 491268682Smav } 492268682Smav 493268682Smav parser = XML_ParserCreate(NULL); 494268682Smav if (parser == NULL) { 495268682Smav log_warnx("unable to create XML parser"); 496268682Smav free(str); 497268682Smav return (NULL); 498268682Smav } 499268682Smav 500268682Smav XML_SetUserData(parser, &devlist); 501268682Smav XML_SetElementHandler(parser, cctl_start_pelement, cctl_end_pelement); 502268682Smav XML_SetCharacterDataHandler(parser, cctl_char_handler); 503268682Smav 504268682Smav retval = XML_Parse(parser, str, strlen(str), 1); 505268682Smav XML_ParserFree(parser); 506268682Smav free(str); 507268682Smav if (retval != 1) { 508268682Smav log_warnx("XML_Parse failed"); 509268682Smav return (NULL); 510268682Smav } 511268682Smav 512255570Strasz conf = conf_new(); 513255570Strasz 514284908Smav name = NULL; 515268682Smav STAILQ_FOREACH(port, &devlist.port_list, links) { 516288785Smav if (strcmp(port->port_frontend, "ha") == 0) 517288785Smav continue; 518284908Smav if (name) 519284908Smav free(name); 520284908Smav if (port->pp == 0 && port->vp == 0) 521284908Smav name = checked_strdup(port->port_name); 522284908Smav else if (port->vp == 0) 523284908Smav asprintf(&name, "%s/%d", port->port_name, port->pp); 524284908Smav else 525284908Smav asprintf(&name, "%s/%d/%d", port->port_name, port->pp, 526284908Smav port->vp); 527268682Smav 528268682Smav if (port->cfiscsi_target == NULL) { 529279055Smav log_debugx("CTL port %u \"%s\" wasn't managed by ctld; ", 530284908Smav port->port_id, name); 531284908Smav pp = pport_find(conf, name); 532279055Smav if (pp == NULL) { 533279055Smav#if 0 534279055Smav log_debugx("found new kernel port %u \"%s\"", 535284908Smav port->port_id, name); 536279055Smav#endif 537284908Smav pp = pport_new(conf, name, port->port_id); 538279055Smav if (pp == NULL) { 539279055Smav log_warnx("pport_new failed"); 540279055Smav continue; 541279055Smav } 542279055Smav } 543268682Smav continue; 544268682Smav } 545279006Smav if (port->cfiscsi_state != 1) { 546268688Smav log_debugx("CTL port %ju is not active (%d); ignoring", 547279006Smav (uintmax_t)port->port_id, port->cfiscsi_state); 548268688Smav continue; 549268688Smav } 550268682Smav 551268682Smav targ = target_find(conf, port->cfiscsi_target); 552268682Smav if (targ == NULL) { 553268682Smav#if 0 554268682Smav log_debugx("found new kernel target %s for CTL port %ld", 555268682Smav port->cfiscsi_target, port->port_id); 556268682Smav#endif 557268682Smav targ = target_new(conf, port->cfiscsi_target); 558268682Smav if (targ == NULL) { 559268682Smav log_warnx("target_new failed"); 560268682Smav continue; 561268682Smav } 562268682Smav } 563279006Smav 564279006Smav if (port->ctld_portal_group_name == NULL) 565279006Smav continue; 566279006Smav pg = portal_group_find(conf, port->ctld_portal_group_name); 567279006Smav if (pg == NULL) { 568279006Smav#if 0 569279006Smav log_debugx("found new kernel portal group %s for CTL port %ld", 570279006Smav port->ctld_portal_group_name, port->port_id); 571279006Smav#endif 572279006Smav pg = portal_group_new(conf, port->ctld_portal_group_name); 573279006Smav if (pg == NULL) { 574279006Smav log_warnx("portal_group_new failed"); 575279006Smav continue; 576279006Smav } 577279006Smav } 578279006Smav pg->pg_tag = port->cfiscsi_portal_group_tag; 579279006Smav cp = port_new(conf, targ, pg); 580279006Smav if (cp == NULL) { 581279006Smav log_warnx("port_new failed"); 582279006Smav continue; 583279006Smav } 584279006Smav cp->p_ctl_port = port->port_id; 585268682Smav } 586284908Smav if (name) 587284908Smav free(name); 588268682Smav 589255570Strasz STAILQ_FOREACH(lun, &devlist.lun_list, links) { 590255570Strasz struct cctl_lun_nv *nv; 591255570Strasz 592279002Smav if (lun->ctld_name == NULL) { 593255570Strasz log_debugx("CTL lun %ju wasn't managed by ctld; " 594255570Strasz "ignoring", (uintmax_t)lun->lun_id); 595255570Strasz continue; 596255570Strasz } 597255570Strasz 598279002Smav cl = lun_find(conf, lun->ctld_name); 599255570Strasz if (cl != NULL) { 600279002Smav log_warnx("found CTL lun %ju \"%s\", " 601279002Smav "also backed by CTL lun %d; ignoring", 602279002Smav (uintmax_t)lun->lun_id, lun->ctld_name, 603279002Smav cl->l_ctl_lun); 604255570Strasz continue; 605255570Strasz } 606255570Strasz 607279002Smav log_debugx("found CTL lun %ju \"%s\"", 608279002Smav (uintmax_t)lun->lun_id, lun->ctld_name); 609255570Strasz 610279002Smav cl = lun_new(conf, lun->ctld_name); 611255570Strasz if (cl == NULL) { 612255570Strasz log_warnx("lun_new failed"); 613255570Strasz continue; 614255570Strasz } 615255570Strasz lun_set_backend(cl, lun->backend_type); 616288810Smav lun_set_device_type(cl, lun->device_type); 617255570Strasz lun_set_blocksize(cl, lun->blocksize); 618255570Strasz lun_set_device_id(cl, lun->device_id); 619255570Strasz lun_set_serial(cl, lun->serial_number); 620255570Strasz lun_set_size(cl, lun->size_blocks * cl->l_blocksize); 621255570Strasz lun_set_ctl_lun(cl, lun->lun_id); 622255570Strasz 623255570Strasz STAILQ_FOREACH(nv, &lun->attr_list, links) { 624255570Strasz if (strcmp(nv->name, "file") == 0 || 625255570Strasz strcmp(nv->name, "dev") == 0) { 626255570Strasz lun_set_path(cl, nv->value); 627255570Strasz continue; 628255570Strasz } 629291387Smav o = option_new(&cl->l_options, nv->name, nv->value); 630291387Smav if (o == NULL) 631255570Strasz log_warnx("unable to add CTL lun option %s " 632279002Smav "for CTL lun %ju \"%s\"", 633255570Strasz nv->name, (uintmax_t) lun->lun_id, 634279002Smav cl->l_name); 635255570Strasz } 636255570Strasz } 637255570Strasz 638255570Strasz return (conf); 639255570Strasz} 640255570Strasz 641268682Smavstatic void 642268682Smavstr_arg(struct ctl_be_arg *arg, const char *name, const char *value) 643268682Smav{ 644268682Smav 645268682Smav arg->namelen = strlen(name) + 1; 646268682Smav arg->name = __DECONST(char *, name); 647268682Smav arg->vallen = strlen(value) + 1; 648268682Smav arg->value = __DECONST(char *, value); 649268682Smav arg->flags = CTL_BEARG_ASCII | CTL_BEARG_RD; 650268682Smav} 651268682Smav 652255570Straszint 653255570Straszkernel_lun_add(struct lun *lun) 654255570Strasz{ 655291387Smav struct option *o; 656255570Strasz struct ctl_lun_req req; 657255570Strasz int error, i, num_options; 658255570Strasz 659255570Strasz bzero(&req, sizeof(req)); 660255570Strasz 661255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 662255570Strasz req.reqtype = CTL_LUNREQ_CREATE; 663255570Strasz 664255570Strasz req.reqdata.create.blocksize_bytes = lun->l_blocksize; 665255570Strasz 666255570Strasz if (lun->l_size != 0) 667255570Strasz req.reqdata.create.lun_size_bytes = lun->l_size; 668255570Strasz 669288760Smav if (lun->l_ctl_lun >= 0) { 670288760Smav req.reqdata.create.req_lun_id = lun->l_ctl_lun; 671288760Smav req.reqdata.create.flags |= CTL_LUN_FLAG_ID_REQ; 672288760Smav } 673288760Smav 674255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEV_TYPE; 675288810Smav req.reqdata.create.device_type = lun->l_device_type; 676255570Strasz 677255570Strasz if (lun->l_serial != NULL) { 678268262Smav strncpy(req.reqdata.create.serial_num, lun->l_serial, 679255570Strasz sizeof(req.reqdata.create.serial_num)); 680255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_SERIAL_NUM; 681255570Strasz } 682255570Strasz 683255570Strasz if (lun->l_device_id != NULL) { 684268262Smav strncpy(req.reqdata.create.device_id, lun->l_device_id, 685255570Strasz sizeof(req.reqdata.create.device_id)); 686255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEVID; 687255570Strasz } 688255570Strasz 689255570Strasz if (lun->l_path != NULL) { 690291387Smav o = option_find(&lun->l_options, "file"); 691291387Smav if (o != NULL) { 692291387Smav option_set(o, lun->l_path); 693255570Strasz } else { 694291387Smav o = option_new(&lun->l_options, "file", lun->l_path); 695291387Smav assert(o != NULL); 696255570Strasz } 697255570Strasz } 698255570Strasz 699291387Smav o = option_find(&lun->l_options, "ctld_name"); 700291387Smav if (o != NULL) { 701291387Smav option_set(o, lun->l_name); 702255570Strasz } else { 703291387Smav o = option_new(&lun->l_options, "ctld_name", lun->l_name); 704291387Smav assert(o != NULL); 705255570Strasz } 706255570Strasz 707291387Smav o = option_find(&lun->l_options, "scsiname"); 708291387Smav if (o == NULL && lun->l_scsiname != NULL) { 709291387Smav o = option_new(&lun->l_options, "scsiname", lun->l_scsiname); 710291387Smav assert(o != NULL); 711268683Smav } 712268683Smav 713255570Strasz num_options = 0; 714291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) 715255570Strasz num_options++; 716255570Strasz 717255570Strasz req.num_be_args = num_options; 718255570Strasz if (num_options > 0) { 719255570Strasz req.be_args = malloc(num_options * sizeof(*req.be_args)); 720255570Strasz if (req.be_args == NULL) { 721255570Strasz log_warn("error allocating %zd bytes", 722255570Strasz num_options * sizeof(*req.be_args)); 723255570Strasz return (1); 724255570Strasz } 725255570Strasz 726255570Strasz i = 0; 727291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) { 728291387Smav str_arg(&req.be_args[i], o->o_name, o->o_value); 729255570Strasz i++; 730255570Strasz } 731255570Strasz assert(i == num_options); 732255570Strasz } 733255570Strasz 734255570Strasz error = ioctl(ctl_fd, CTL_LUN_REQ, &req); 735255570Strasz free(req.be_args); 736255570Strasz if (error != 0) { 737255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 738255570Strasz return (1); 739255570Strasz } 740255570Strasz 741273315Smav switch (req.status) { 742273315Smav case CTL_LUN_ERROR: 743273315Smav log_warnx("LUN creation error: %s", req.error_str); 744255570Strasz return (1); 745273315Smav case CTL_LUN_WARNING: 746273315Smav log_warnx("LUN creation warning: %s", req.error_str); 747273315Smav break; 748273315Smav case CTL_LUN_OK: 749273315Smav break; 750273315Smav default: 751273315Smav log_warnx("unknown LUN creation status: %d", 752255570Strasz req.status); 753255570Strasz return (1); 754255570Strasz } 755255570Strasz 756255570Strasz lun_set_ctl_lun(lun, req.reqdata.create.req_lun_id); 757255570Strasz return (0); 758255570Strasz} 759255570Strasz 760255570Straszint 761288728Smavkernel_lun_modify(struct lun *lun) 762255570Strasz{ 763291387Smav struct option *o; 764255570Strasz struct ctl_lun_req req; 765288728Smav int error, i, num_options; 766255570Strasz 767255570Strasz bzero(&req, sizeof(req)); 768255570Strasz 769255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 770255570Strasz req.reqtype = CTL_LUNREQ_MODIFY; 771255570Strasz 772255570Strasz req.reqdata.modify.lun_id = lun->l_ctl_lun; 773255570Strasz req.reqdata.modify.lun_size_bytes = lun->l_size; 774255570Strasz 775288728Smav num_options = 0; 776291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) 777288728Smav num_options++; 778288728Smav 779288728Smav req.num_be_args = num_options; 780288728Smav if (num_options > 0) { 781288728Smav req.be_args = malloc(num_options * sizeof(*req.be_args)); 782288728Smav if (req.be_args == NULL) { 783288728Smav log_warn("error allocating %zd bytes", 784288728Smav num_options * sizeof(*req.be_args)); 785288728Smav return (1); 786288728Smav } 787288728Smav 788288728Smav i = 0; 789291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) { 790291387Smav str_arg(&req.be_args[i], o->o_name, o->o_value); 791288728Smav i++; 792288728Smav } 793288728Smav assert(i == num_options); 794288728Smav } 795288728Smav 796288728Smav error = ioctl(ctl_fd, CTL_LUN_REQ, &req); 797288728Smav free(req.be_args); 798288728Smav if (error != 0) { 799255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 800255570Strasz return (1); 801255570Strasz } 802255570Strasz 803273315Smav switch (req.status) { 804273315Smav case CTL_LUN_ERROR: 805273315Smav log_warnx("LUN modification error: %s", req.error_str); 806255570Strasz return (1); 807273315Smav case CTL_LUN_WARNING: 808273315Smav log_warnx("LUN modification warning: %s", req.error_str); 809273315Smav break; 810273315Smav case CTL_LUN_OK: 811273315Smav break; 812273315Smav default: 813273315Smav log_warnx("unknown LUN modification status: %d", 814255570Strasz req.status); 815255570Strasz return (1); 816255570Strasz } 817255570Strasz 818255570Strasz return (0); 819255570Strasz} 820255570Strasz 821255570Straszint 822255570Straszkernel_lun_remove(struct lun *lun) 823255570Strasz{ 824255570Strasz struct ctl_lun_req req; 825255570Strasz 826255570Strasz bzero(&req, sizeof(req)); 827255570Strasz 828255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 829255570Strasz req.reqtype = CTL_LUNREQ_RM; 830255570Strasz 831255570Strasz req.reqdata.rm.lun_id = lun->l_ctl_lun; 832255570Strasz 833255570Strasz if (ioctl(ctl_fd, CTL_LUN_REQ, &req) == -1) { 834255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 835255570Strasz return (1); 836255570Strasz } 837255570Strasz 838273315Smav switch (req.status) { 839273315Smav case CTL_LUN_ERROR: 840273315Smav log_warnx("LUN removal error: %s", req.error_str); 841255570Strasz return (1); 842273315Smav case CTL_LUN_WARNING: 843273315Smav log_warnx("LUN removal warning: %s", req.error_str); 844273315Smav break; 845273315Smav case CTL_LUN_OK: 846273315Smav break; 847273315Smav default: 848273315Smav log_warnx("unknown LUN removal status: %d", req.status); 849255570Strasz return (1); 850255570Strasz } 851255570Strasz 852255570Strasz return (0); 853255570Strasz} 854255570Strasz 855255570Straszvoid 856255570Straszkernel_handoff(struct connection *conn) 857255570Strasz{ 858255570Strasz struct ctl_iscsi req; 859255570Strasz 860255570Strasz bzero(&req, sizeof(req)); 861255570Strasz 862255570Strasz req.type = CTL_ISCSI_HANDOFF; 863255570Strasz strlcpy(req.data.handoff.initiator_name, 864255570Strasz conn->conn_initiator_name, sizeof(req.data.handoff.initiator_name)); 865255570Strasz strlcpy(req.data.handoff.initiator_addr, 866255570Strasz conn->conn_initiator_addr, sizeof(req.data.handoff.initiator_addr)); 867255570Strasz if (conn->conn_initiator_alias != NULL) { 868255570Strasz strlcpy(req.data.handoff.initiator_alias, 869255570Strasz conn->conn_initiator_alias, sizeof(req.data.handoff.initiator_alias)); 870255570Strasz } 871268684Smav memcpy(req.data.handoff.initiator_isid, conn->conn_initiator_isid, 872268684Smav sizeof(req.data.handoff.initiator_isid)); 873255570Strasz strlcpy(req.data.handoff.target_name, 874263723Strasz conn->conn_target->t_name, sizeof(req.data.handoff.target_name)); 875265507Strasz#ifdef ICL_KERNEL_PROXY 876265507Strasz if (proxy_mode) 877265507Strasz req.data.handoff.connection_id = conn->conn_socket; 878265507Strasz else 879265507Strasz req.data.handoff.socket = conn->conn_socket; 880265507Strasz#else 881255570Strasz req.data.handoff.socket = conn->conn_socket; 882265507Strasz#endif 883255570Strasz req.data.handoff.portal_group_tag = 884255570Strasz conn->conn_portal->p_portal_group->pg_tag; 885255570Strasz if (conn->conn_header_digest == CONN_DIGEST_CRC32C) 886255570Strasz req.data.handoff.header_digest = CTL_ISCSI_DIGEST_CRC32C; 887255570Strasz if (conn->conn_data_digest == CONN_DIGEST_CRC32C) 888255570Strasz req.data.handoff.data_digest = CTL_ISCSI_DIGEST_CRC32C; 889255570Strasz req.data.handoff.cmdsn = conn->conn_cmdsn; 890255570Strasz req.data.handoff.statsn = conn->conn_statsn; 891255570Strasz req.data.handoff.max_recv_data_segment_length = 892255570Strasz conn->conn_max_data_segment_length; 893255570Strasz req.data.handoff.max_burst_length = conn->conn_max_burst_length; 894255570Strasz req.data.handoff.immediate_data = conn->conn_immediate_data; 895255570Strasz 896265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 897255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 898255570Strasz "dropping connection"); 899265509Strasz } 900255570Strasz 901265509Strasz if (req.status != CTL_ISCSI_OK) { 902255570Strasz log_errx(1, "error returned from CTL iSCSI handoff request: " 903255570Strasz "%s; dropping connection", req.error_str); 904265509Strasz } 905255570Strasz} 906255570Strasz 907255570Straszint 908279006Smavkernel_port_add(struct port *port) 909255570Strasz{ 910291387Smav struct option *o; 911255570Strasz struct ctl_port_entry entry; 912268682Smav struct ctl_req req; 913279002Smav struct ctl_lun_map lm; 914279006Smav struct target *targ = port->p_target; 915279006Smav struct portal_group *pg = port->p_portal_group; 916268682Smav char tagstr[16]; 917279006Smav int error, i, n; 918255570Strasz 919279002Smav /* Create iSCSI port. */ 920279055Smav if (port->p_portal_group) { 921279055Smav bzero(&req, sizeof(req)); 922279055Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 923279055Smav req.reqtype = CTL_REQ_CREATE; 924279482Smav req.num_args = 5; 925291387Smav TAILQ_FOREACH(o, &pg->pg_options, o_next) 926291387Smav req.num_args++; 927279055Smav req.args = malloc(req.num_args * sizeof(*req.args)); 928279482Smav if (req.args == NULL) 929279482Smav log_err(1, "malloc"); 930279055Smav n = 0; 931279055Smav req.args[n].namelen = sizeof("port_id"); 932279055Smav req.args[n].name = __DECONST(char *, "port_id"); 933279055Smav req.args[n].vallen = sizeof(port->p_ctl_port); 934279055Smav req.args[n].value = &port->p_ctl_port; 935279055Smav req.args[n++].flags = CTL_BEARG_WR; 936279055Smav str_arg(&req.args[n++], "cfiscsi_target", targ->t_name); 937279055Smav snprintf(tagstr, sizeof(tagstr), "%d", pg->pg_tag); 938279055Smav str_arg(&req.args[n++], "cfiscsi_portal_group_tag", tagstr); 939279055Smav if (targ->t_alias) 940279055Smav str_arg(&req.args[n++], "cfiscsi_target_alias", targ->t_alias); 941279055Smav str_arg(&req.args[n++], "ctld_portal_group_name", pg->pg_name); 942291387Smav TAILQ_FOREACH(o, &pg->pg_options, o_next) 943291387Smav str_arg(&req.args[n++], o->o_name, o->o_value); 944279055Smav req.num_args = n; 945279055Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 946279055Smav free(req.args); 947279055Smav if (error != 0) { 948279055Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 949279055Smav return (1); 950279055Smav } 951279055Smav if (req.status == CTL_LUN_ERROR) { 952279055Smav log_warnx("error returned from port creation request: %s", 953279055Smav req.error_str); 954279055Smav return (1); 955279055Smav } 956279055Smav if (req.status != CTL_LUN_OK) { 957279055Smav log_warnx("unknown port creation request status %d", 958279055Smav req.status); 959279055Smav return (1); 960279055Smav } 961279880Smav } else if (port->p_pport) { 962279055Smav port->p_ctl_port = port->p_pport->pp_ctl_port; 963268682Smav 964279880Smav if (strncmp(targ->t_name, "naa.", 4) == 0 && 965279880Smav strlen(targ->t_name) == 20) { 966279880Smav bzero(&entry, sizeof(entry)); 967279880Smav entry.port_type = CTL_PORT_NONE; 968279880Smav entry.targ_port = port->p_ctl_port; 969279880Smav entry.flags |= CTL_PORT_WWNN_VALID; 970279880Smav entry.wwnn = strtoull(targ->t_name + 4, NULL, 16); 971279880Smav if (ioctl(ctl_fd, CTL_SET_PORT_WWNS, &entry) == -1) 972279880Smav log_warn("CTL_SET_PORT_WWNS ioctl failed"); 973279880Smav } 974279880Smav } 975279880Smav 976279002Smav /* Explicitly enable mapping to block any access except allowed. */ 977279006Smav lm.port = port->p_ctl_port; 978279002Smav lm.plun = UINT32_MAX; 979279002Smav lm.lun = 0; 980279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 981279002Smav if (error != 0) 982279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 983279002Smav 984279002Smav /* Map configured LUNs */ 985279002Smav for (i = 0; i < MAX_LUNS; i++) { 986279002Smav if (targ->t_luns[i] == NULL) 987279002Smav continue; 988279006Smav lm.port = port->p_ctl_port; 989279002Smav lm.plun = i; 990279002Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 991279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 992279002Smav if (error != 0) 993279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 994279002Smav } 995279002Smav 996279002Smav /* Enable port */ 997255678Strasz bzero(&entry, sizeof(entry)); 998279006Smav entry.targ_port = port->p_ctl_port; 999255570Strasz error = ioctl(ctl_fd, CTL_ENABLE_PORT, &entry); 1000255570Strasz if (error != 0) { 1001255570Strasz log_warn("CTL_ENABLE_PORT ioctl failed"); 1002255570Strasz return (-1); 1003255570Strasz } 1004255570Strasz 1005255570Strasz return (0); 1006255570Strasz} 1007255570Strasz 1008255570Straszint 1009288748Smavkernel_port_update(struct port *port, struct port *oport) 1010279002Smav{ 1011279002Smav struct ctl_lun_map lm; 1012279006Smav struct target *targ = port->p_target; 1013288748Smav struct target *otarg = oport->p_target; 1014279002Smav int error, i; 1015288748Smav uint32_t olun; 1016279002Smav 1017279002Smav /* Map configured LUNs and unmap others */ 1018279002Smav for (i = 0; i < MAX_LUNS; i++) { 1019279006Smav lm.port = port->p_ctl_port; 1020279002Smav lm.plun = i; 1021279002Smav if (targ->t_luns[i] == NULL) 1022279002Smav lm.lun = UINT32_MAX; 1023279002Smav else 1024279002Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 1025288748Smav if (otarg->t_luns[i] == NULL) 1026288748Smav olun = UINT32_MAX; 1027288748Smav else 1028288748Smav olun = otarg->t_luns[i]->l_ctl_lun; 1029288748Smav if (lm.lun == olun) 1030288748Smav continue; 1031279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 1032279002Smav if (error != 0) 1033279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 1034279002Smav } 1035279002Smav return (0); 1036279002Smav} 1037279002Smav 1038279002Smavint 1039279006Smavkernel_port_remove(struct port *port) 1040255570Strasz{ 1041279055Smav struct ctl_port_entry entry; 1042279055Smav struct ctl_lun_map lm; 1043268682Smav struct ctl_req req; 1044268682Smav char tagstr[16]; 1045279006Smav struct target *targ = port->p_target; 1046279006Smav struct portal_group *pg = port->p_portal_group; 1047255570Strasz int error; 1048255570Strasz 1049279055Smav /* Disable port */ 1050279055Smav bzero(&entry, sizeof(entry)); 1051279055Smav entry.targ_port = port->p_ctl_port; 1052279055Smav error = ioctl(ctl_fd, CTL_DISABLE_PORT, &entry); 1053255570Strasz if (error != 0) { 1054279055Smav log_warn("CTL_DISABLE_PORT ioctl failed"); 1055279055Smav return (-1); 1056255570Strasz } 1057255570Strasz 1058279055Smav /* Remove iSCSI port. */ 1059279055Smav if (port->p_portal_group) { 1060279055Smav bzero(&req, sizeof(req)); 1061279055Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 1062279055Smav req.reqtype = CTL_REQ_REMOVE; 1063279055Smav req.num_args = 2; 1064279055Smav req.args = malloc(req.num_args * sizeof(*req.args)); 1065279482Smav if (req.args == NULL) 1066279482Smav log_err(1, "malloc"); 1067279055Smav str_arg(&req.args[0], "cfiscsi_target", targ->t_name); 1068279055Smav snprintf(tagstr, sizeof(tagstr), "%d", pg->pg_tag); 1069279055Smav str_arg(&req.args[1], "cfiscsi_portal_group_tag", tagstr); 1070279055Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 1071279055Smav free(req.args); 1072279055Smav if (error != 0) { 1073279055Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 1074279055Smav return (1); 1075279055Smav } 1076279055Smav if (req.status == CTL_LUN_ERROR) { 1077279055Smav log_warnx("error returned from port removal request: %s", 1078279055Smav req.error_str); 1079279055Smav return (1); 1080279055Smav } 1081279055Smav if (req.status != CTL_LUN_OK) { 1082279055Smav log_warnx("unknown port removal request status %d", 1083279055Smav req.status); 1084279055Smav return (1); 1085279055Smav } 1086279055Smav } else { 1087279055Smav /* Disable LUN mapping. */ 1088279055Smav lm.port = port->p_ctl_port; 1089279055Smav lm.plun = UINT32_MAX; 1090279055Smav lm.lun = UINT32_MAX; 1091279055Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 1092279055Smav if (error != 0) 1093279055Smav log_warn("CTL_LUN_MAP ioctl failed"); 1094268682Smav } 1095255570Strasz return (0); 1096255570Strasz} 1097255570Strasz 1098255570Strasz#ifdef ICL_KERNEL_PROXY 1099255570Straszvoid 1100265509Straszkernel_listen(struct addrinfo *ai, bool iser, int portal_id) 1101255570Strasz{ 1102255570Strasz struct ctl_iscsi req; 1103255570Strasz 1104255570Strasz bzero(&req, sizeof(req)); 1105255570Strasz 1106255570Strasz req.type = CTL_ISCSI_LISTEN; 1107255570Strasz req.data.listen.iser = iser; 1108255570Strasz req.data.listen.domain = ai->ai_family; 1109255570Strasz req.data.listen.socktype = ai->ai_socktype; 1110255570Strasz req.data.listen.protocol = ai->ai_protocol; 1111255570Strasz req.data.listen.addr = ai->ai_addr; 1112255570Strasz req.data.listen.addrlen = ai->ai_addrlen; 1113265509Strasz req.data.listen.portal_id = portal_id; 1114255570Strasz 1115265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 1116263713Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 1117263713Strasz 1118263713Strasz if (req.status != CTL_ISCSI_OK) { 1119263713Strasz log_errx(1, "error returned from CTL iSCSI listen: %s", 1120263713Strasz req.error_str); 1121263713Strasz } 1122255570Strasz} 1123255570Strasz 1124265509Straszvoid 1125265513Straszkernel_accept(int *connection_id, int *portal_id, 1126265513Strasz struct sockaddr *client_sa, socklen_t *client_salen) 1127255570Strasz{ 1128255570Strasz struct ctl_iscsi req; 1129265513Strasz struct sockaddr_storage ss; 1130255570Strasz 1131255570Strasz bzero(&req, sizeof(req)); 1132255570Strasz 1133255570Strasz req.type = CTL_ISCSI_ACCEPT; 1134265513Strasz req.data.accept.initiator_addr = (struct sockaddr *)&ss; 1135255570Strasz 1136265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 1137265509Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 1138255570Strasz 1139263713Strasz if (req.status != CTL_ISCSI_OK) { 1140265509Strasz log_errx(1, "error returned from CTL iSCSI accept: %s", 1141263713Strasz req.error_str); 1142263713Strasz } 1143263713Strasz 1144265509Strasz *connection_id = req.data.accept.connection_id; 1145265509Strasz *portal_id = req.data.accept.portal_id; 1146265513Strasz *client_salen = req.data.accept.initiator_addrlen; 1147265513Strasz memcpy(client_sa, &ss, *client_salen); 1148255570Strasz} 1149255570Strasz 1150255570Straszvoid 1151255570Straszkernel_send(struct pdu *pdu) 1152255570Strasz{ 1153255570Strasz struct ctl_iscsi req; 1154255570Strasz 1155255570Strasz bzero(&req, sizeof(req)); 1156255570Strasz 1157255570Strasz req.type = CTL_ISCSI_SEND; 1158255570Strasz req.data.send.connection_id = pdu->pdu_connection->conn_socket; 1159255570Strasz req.data.send.bhs = pdu->pdu_bhs; 1160255570Strasz req.data.send.data_segment_len = pdu->pdu_data_len; 1161255570Strasz req.data.send.data_segment = pdu->pdu_data; 1162255570Strasz 1163263713Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1164255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1165255570Strasz "dropping connection"); 1166263713Strasz } 1167255570Strasz 1168263713Strasz if (req.status != CTL_ISCSI_OK) { 1169255570Strasz log_errx(1, "error returned from CTL iSCSI send: " 1170255570Strasz "%s; dropping connection", req.error_str); 1171263713Strasz } 1172255570Strasz} 1173255570Strasz 1174255570Straszvoid 1175255570Straszkernel_receive(struct pdu *pdu) 1176255570Strasz{ 1177255570Strasz struct ctl_iscsi req; 1178255570Strasz 1179255570Strasz pdu->pdu_data = malloc(MAX_DATA_SEGMENT_LENGTH); 1180255570Strasz if (pdu->pdu_data == NULL) 1181255570Strasz log_err(1, "malloc"); 1182255570Strasz 1183255570Strasz bzero(&req, sizeof(req)); 1184255570Strasz 1185255570Strasz req.type = CTL_ISCSI_RECEIVE; 1186255570Strasz req.data.receive.connection_id = pdu->pdu_connection->conn_socket; 1187255570Strasz req.data.receive.bhs = pdu->pdu_bhs; 1188255570Strasz req.data.receive.data_segment_len = MAX_DATA_SEGMENT_LENGTH; 1189255570Strasz req.data.receive.data_segment = pdu->pdu_data; 1190255570Strasz 1191263713Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1192255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1193255570Strasz "dropping connection"); 1194263713Strasz } 1195255570Strasz 1196263713Strasz if (req.status != CTL_ISCSI_OK) { 1197255570Strasz log_errx(1, "error returned from CTL iSCSI receive: " 1198255570Strasz "%s; dropping connection", req.error_str); 1199263713Strasz } 1200255570Strasz 1201255570Strasz} 1202255570Strasz 1203255570Strasz#endif /* ICL_KERNEL_PROXY */ 1204255570Strasz 1205255570Strasz/* 1206255570Strasz * XXX: I CANT INTO LATIN 1207255570Strasz */ 1208255570Straszvoid 1209255570Straszkernel_capsicate(void) 1210255570Strasz{ 1211255570Strasz int error; 1212255570Strasz cap_rights_t rights; 1213255570Strasz const unsigned long cmds[] = { CTL_ISCSI }; 1214255570Strasz 1215255570Strasz cap_rights_init(&rights, CAP_IOCTL); 1216255570Strasz error = cap_rights_limit(ctl_fd, &rights); 1217255570Strasz if (error != 0 && errno != ENOSYS) 1218255570Strasz log_err(1, "cap_rights_limit"); 1219255570Strasz 1220255570Strasz error = cap_ioctls_limit(ctl_fd, cmds, 1221255570Strasz sizeof(cmds) / sizeof(cmds[0])); 1222255570Strasz if (error != 0 && errno != ENOSYS) 1223255570Strasz log_err(1, "cap_ioctls_limit"); 1224255570Strasz 1225255570Strasz error = cap_enter(); 1226255570Strasz if (error != 0 && errno != ENOSYS) 1227255570Strasz log_err(1, "cap_enter"); 1228255570Strasz 1229255570Strasz if (cap_sandboxed()) 1230255570Strasz log_debugx("Capsicum capability mode enabled"); 1231255570Strasz else 1232255570Strasz log_warnx("Capsicum capability mode not supported"); 1233255570Strasz} 1234255570Strasz 1235