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: stable/10/usr.sbin/ctld/kernel.c 316253 2017-03-30 06:13:54Z ngie $"); 39270888Strasz 40316253Sngie#include <sys/param.h> 41316253Sngie#include <sys/capsicum.h> 42316253Sngie#include <sys/callout.h> 43255570Strasz#include <sys/ioctl.h> 44255570Strasz#include <sys/linker.h> 45255570Strasz#include <sys/queue.h> 46255570Strasz#include <sys/sbuf.h> 47316253Sngie#include <sys/stat.h> 48255570Strasz#include <assert.h> 49255570Strasz#include <bsdxml.h> 50255570Strasz#include <ctype.h> 51255570Strasz#include <errno.h> 52255570Strasz#include <fcntl.h> 53255570Strasz#include <stdint.h> 54255570Strasz#include <stdio.h> 55255570Strasz#include <stdlib.h> 56255570Strasz#include <string.h> 57255570Strasz#include <strings.h> 58255570Strasz#include <cam/scsi/scsi_all.h> 59255570Strasz#include <cam/scsi/scsi_message.h> 60255570Strasz#include <cam/ctl/ctl.h> 61255570Strasz#include <cam/ctl/ctl_io.h> 62255570Strasz#include <cam/ctl/ctl_backend.h> 63255570Strasz#include <cam/ctl/ctl_ioctl.h> 64255570Strasz#include <cam/ctl/ctl_util.h> 65255570Strasz#include <cam/ctl/ctl_scsi_all.h> 66255570Strasz 67265507Strasz#include "ctld.h" 68265507Strasz 69255570Strasz#ifdef ICL_KERNEL_PROXY 70255570Strasz#include <netdb.h> 71255570Strasz#endif 72255570Strasz 73265507Straszextern bool proxy_mode; 74255570Strasz 75255570Straszstatic int ctl_fd = 0; 76255570Strasz 77255570Straszvoid 78255570Straszkernel_init(void) 79255570Strasz{ 80255570Strasz int retval, saved_errno; 81255570Strasz 82255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 83255665Strasz if (ctl_fd < 0 && errno == ENOENT) { 84255570Strasz saved_errno = errno; 85255570Strasz retval = kldload("ctl"); 86255570Strasz if (retval != -1) 87255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 88255570Strasz else 89255570Strasz errno = saved_errno; 90255570Strasz } 91255570Strasz if (ctl_fd < 0) 92255570Strasz log_err(1, "failed to open %s", CTL_DEFAULT_DEV); 93255570Strasz} 94255570Strasz 95255570Strasz/* 96255570Strasz * Name/value pair used for per-LUN attributes. 97255570Strasz */ 98255570Straszstruct cctl_lun_nv { 99255570Strasz char *name; 100255570Strasz char *value; 101255570Strasz STAILQ_ENTRY(cctl_lun_nv) links; 102255570Strasz}; 103255570Strasz 104255570Strasz/* 105274870Strasz * Backend LUN information. 106255570Strasz */ 107255570Straszstruct cctl_lun { 108255570Strasz uint64_t lun_id; 109255570Strasz char *backend_type; 110288810Smav uint8_t device_type; 111255570Strasz uint64_t size_blocks; 112255570Strasz uint32_t blocksize; 113255570Strasz char *serial_number; 114255570Strasz char *device_id; 115279002Smav char *ctld_name; 116255570Strasz STAILQ_HEAD(,cctl_lun_nv) attr_list; 117255570Strasz STAILQ_ENTRY(cctl_lun) links; 118255570Strasz}; 119255570Strasz 120268682Smavstruct cctl_port { 121268682Smav uint32_t port_id; 122288785Smav char *port_frontend; 123279055Smav char *port_name; 124284908Smav int pp; 125284908Smav int vp; 126279006Smav int cfiscsi_state; 127268682Smav char *cfiscsi_target; 128268682Smav uint16_t cfiscsi_portal_group_tag; 129279006Smav char *ctld_portal_group_name; 130268682Smav STAILQ_HEAD(,cctl_lun_nv) attr_list; 131268682Smav STAILQ_ENTRY(cctl_port) links; 132268682Smav}; 133268682Smav 134255570Straszstruct cctl_devlist_data { 135255570Strasz int num_luns; 136255570Strasz STAILQ_HEAD(,cctl_lun) lun_list; 137255570Strasz struct cctl_lun *cur_lun; 138268682Smav int num_ports; 139268682Smav STAILQ_HEAD(,cctl_port) port_list; 140268682Smav struct cctl_port *cur_port; 141255570Strasz int level; 142255570Strasz struct sbuf *cur_sb[32]; 143255570Strasz}; 144255570Strasz 145255570Straszstatic void 146255570Straszcctl_start_element(void *user_data, const char *name, const char **attr) 147255570Strasz{ 148255570Strasz int i; 149255570Strasz struct cctl_devlist_data *devlist; 150255570Strasz struct cctl_lun *cur_lun; 151255570Strasz 152255570Strasz devlist = (struct cctl_devlist_data *)user_data; 153255570Strasz cur_lun = devlist->cur_lun; 154255570Strasz devlist->level++; 155256189Strasz if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 156255570Strasz sizeof(devlist->cur_sb[0]))) 157255570Strasz log_errx(1, "%s: too many nesting levels, %zd max", __func__, 158255570Strasz sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 159255570Strasz 160255570Strasz devlist->cur_sb[devlist->level] = sbuf_new_auto(); 161255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 162255570Strasz log_err(1, "%s: unable to allocate sbuf", __func__); 163255570Strasz 164255570Strasz if (strcmp(name, "lun") == 0) { 165255570Strasz if (cur_lun != NULL) 166255570Strasz log_errx(1, "%s: improper lun element nesting", 167255570Strasz __func__); 168255570Strasz 169255570Strasz cur_lun = calloc(1, sizeof(*cur_lun)); 170255570Strasz if (cur_lun == NULL) 171255570Strasz log_err(1, "%s: cannot allocate %zd bytes", __func__, 172255570Strasz sizeof(*cur_lun)); 173255570Strasz 174255570Strasz devlist->num_luns++; 175255570Strasz devlist->cur_lun = cur_lun; 176255570Strasz 177255570Strasz STAILQ_INIT(&cur_lun->attr_list); 178255570Strasz STAILQ_INSERT_TAIL(&devlist->lun_list, cur_lun, links); 179255570Strasz 180255570Strasz for (i = 0; attr[i] != NULL; i += 2) { 181255570Strasz if (strcmp(attr[i], "id") == 0) { 182255570Strasz cur_lun->lun_id = strtoull(attr[i+1], NULL, 0); 183255570Strasz } else { 184255570Strasz log_errx(1, "%s: invalid LUN attribute %s = %s", 185255570Strasz __func__, attr[i], attr[i+1]); 186255570Strasz } 187255570Strasz } 188255570Strasz } 189255570Strasz} 190255570Strasz 191255570Straszstatic void 192255570Straszcctl_end_element(void *user_data, const char *name) 193255570Strasz{ 194255570Strasz struct cctl_devlist_data *devlist; 195255570Strasz struct cctl_lun *cur_lun; 196255570Strasz char *str; 197255570Strasz 198255570Strasz devlist = (struct cctl_devlist_data *)user_data; 199255570Strasz cur_lun = devlist->cur_lun; 200255570Strasz 201255570Strasz if ((cur_lun == NULL) 202255570Strasz && (strcmp(name, "ctllunlist") != 0)) 203255570Strasz log_errx(1, "%s: cur_lun == NULL! (name = %s)", __func__, name); 204255570Strasz 205255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 206255570Strasz log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 207255570Strasz devlist->level, name); 208255570Strasz 209255570Strasz sbuf_finish(devlist->cur_sb[devlist->level]); 210255570Strasz str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 211255570Strasz 212255570Strasz if (strlen(str) == 0) { 213255570Strasz free(str); 214255570Strasz str = NULL; 215255570Strasz } 216255570Strasz 217255570Strasz sbuf_delete(devlist->cur_sb[devlist->level]); 218255570Strasz devlist->cur_sb[devlist->level] = NULL; 219255570Strasz devlist->level--; 220255570Strasz 221255570Strasz if (strcmp(name, "backend_type") == 0) { 222255570Strasz cur_lun->backend_type = str; 223255570Strasz str = NULL; 224288810Smav } else if (strcmp(name, "lun_type") == 0) { 225288810Smav cur_lun->device_type = strtoull(str, NULL, 0); 226255570Strasz } else if (strcmp(name, "size") == 0) { 227255570Strasz cur_lun->size_blocks = strtoull(str, NULL, 0); 228255570Strasz } else if (strcmp(name, "blocksize") == 0) { 229255570Strasz cur_lun->blocksize = strtoul(str, NULL, 0); 230255570Strasz } else if (strcmp(name, "serial_number") == 0) { 231255570Strasz cur_lun->serial_number = str; 232255570Strasz str = NULL; 233255570Strasz } else if (strcmp(name, "device_id") == 0) { 234255570Strasz cur_lun->device_id = str; 235255570Strasz str = NULL; 236279002Smav } else if (strcmp(name, "ctld_name") == 0) { 237279002Smav cur_lun->ctld_name = str; 238255570Strasz str = NULL; 239255570Strasz } else if (strcmp(name, "lun") == 0) { 240255570Strasz devlist->cur_lun = NULL; 241255570Strasz } else if (strcmp(name, "ctllunlist") == 0) { 242274870Strasz /* Nothing. */ 243255570Strasz } else { 244255570Strasz struct cctl_lun_nv *nv; 245255570Strasz 246255570Strasz nv = calloc(1, sizeof(*nv)); 247255570Strasz if (nv == NULL) 248255570Strasz log_err(1, "%s: can't allocate %zd bytes for nv pair", 249255570Strasz __func__, sizeof(*nv)); 250255570Strasz 251255570Strasz nv->name = checked_strdup(name); 252255570Strasz 253255570Strasz nv->value = str; 254255570Strasz str = NULL; 255255570Strasz STAILQ_INSERT_TAIL(&cur_lun->attr_list, nv, links); 256255570Strasz } 257255570Strasz 258255570Strasz free(str); 259255570Strasz} 260255570Strasz 261255570Straszstatic void 262268682Smavcctl_start_pelement(void *user_data, const char *name, const char **attr) 263268682Smav{ 264268682Smav int i; 265268682Smav struct cctl_devlist_data *devlist; 266268682Smav struct cctl_port *cur_port; 267268682Smav 268268682Smav devlist = (struct cctl_devlist_data *)user_data; 269268682Smav cur_port = devlist->cur_port; 270268682Smav devlist->level++; 271268682Smav if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 272268682Smav sizeof(devlist->cur_sb[0]))) 273268682Smav log_errx(1, "%s: too many nesting levels, %zd max", __func__, 274268682Smav sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 275268682Smav 276268682Smav devlist->cur_sb[devlist->level] = sbuf_new_auto(); 277268682Smav if (devlist->cur_sb[devlist->level] == NULL) 278268682Smav log_err(1, "%s: unable to allocate sbuf", __func__); 279268682Smav 280268682Smav if (strcmp(name, "targ_port") == 0) { 281268682Smav if (cur_port != NULL) 282268682Smav log_errx(1, "%s: improper port element nesting (%s)", 283268682Smav __func__, name); 284268682Smav 285268682Smav cur_port = calloc(1, sizeof(*cur_port)); 286268682Smav if (cur_port == NULL) 287268682Smav log_err(1, "%s: cannot allocate %zd bytes", __func__, 288268682Smav sizeof(*cur_port)); 289268682Smav 290268682Smav devlist->num_ports++; 291268682Smav devlist->cur_port = cur_port; 292268682Smav 293268682Smav STAILQ_INIT(&cur_port->attr_list); 294268682Smav STAILQ_INSERT_TAIL(&devlist->port_list, cur_port, links); 295268682Smav 296268682Smav for (i = 0; attr[i] != NULL; i += 2) { 297268682Smav if (strcmp(attr[i], "id") == 0) { 298268682Smav cur_port->port_id = strtoul(attr[i+1], NULL, 0); 299268682Smav } else { 300268682Smav log_errx(1, "%s: invalid LUN attribute %s = %s", 301268682Smav __func__, attr[i], attr[i+1]); 302268682Smav } 303268682Smav } 304268682Smav } 305268682Smav} 306268682Smav 307268682Smavstatic void 308268682Smavcctl_end_pelement(void *user_data, const char *name) 309268682Smav{ 310268682Smav struct cctl_devlist_data *devlist; 311268682Smav struct cctl_port *cur_port; 312268682Smav char *str; 313268682Smav 314268682Smav devlist = (struct cctl_devlist_data *)user_data; 315268682Smav cur_port = devlist->cur_port; 316268682Smav 317268682Smav if ((cur_port == NULL) 318268682Smav && (strcmp(name, "ctlportlist") != 0)) 319268682Smav log_errx(1, "%s: cur_port == NULL! (name = %s)", __func__, name); 320268682Smav 321268682Smav if (devlist->cur_sb[devlist->level] == NULL) 322268682Smav log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 323268682Smav devlist->level, name); 324268682Smav 325268682Smav sbuf_finish(devlist->cur_sb[devlist->level]); 326268682Smav str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 327268682Smav 328268682Smav if (strlen(str) == 0) { 329268682Smav free(str); 330268682Smav str = NULL; 331268682Smav } 332268682Smav 333268682Smav sbuf_delete(devlist->cur_sb[devlist->level]); 334268682Smav devlist->cur_sb[devlist->level] = NULL; 335268682Smav devlist->level--; 336268682Smav 337288785Smav if (strcmp(name, "frontend_type") == 0) { 338288785Smav cur_port->port_frontend = str; 339288785Smav str = NULL; 340288785Smav } else if (strcmp(name, "port_name") == 0) { 341279055Smav cur_port->port_name = str; 342279055Smav str = NULL; 343284908Smav } else if (strcmp(name, "physical_port") == 0) { 344284908Smav cur_port->pp = strtoul(str, NULL, 0); 345284908Smav } else if (strcmp(name, "virtual_port") == 0) { 346284908Smav cur_port->vp = strtoul(str, NULL, 0); 347279055Smav } else if (strcmp(name, "cfiscsi_target") == 0) { 348268682Smav cur_port->cfiscsi_target = str; 349268682Smav str = NULL; 350279006Smav } else if (strcmp(name, "cfiscsi_state") == 0) { 351279006Smav cur_port->cfiscsi_state = strtoul(str, NULL, 0); 352268682Smav } else if (strcmp(name, "cfiscsi_portal_group_tag") == 0) { 353268682Smav cur_port->cfiscsi_portal_group_tag = strtoul(str, NULL, 0); 354279006Smav } else if (strcmp(name, "ctld_portal_group_name") == 0) { 355279006Smav cur_port->ctld_portal_group_name = str; 356279006Smav str = NULL; 357268682Smav } else if (strcmp(name, "targ_port") == 0) { 358268682Smav devlist->cur_port = NULL; 359268682Smav } else if (strcmp(name, "ctlportlist") == 0) { 360274870Strasz /* Nothing. */ 361268682Smav } else { 362268682Smav struct cctl_lun_nv *nv; 363268682Smav 364268682Smav nv = calloc(1, sizeof(*nv)); 365268682Smav if (nv == NULL) 366268682Smav log_err(1, "%s: can't allocate %zd bytes for nv pair", 367268682Smav __func__, sizeof(*nv)); 368268682Smav 369268682Smav nv->name = checked_strdup(name); 370268682Smav 371268682Smav nv->value = str; 372268682Smav str = NULL; 373268682Smav STAILQ_INSERT_TAIL(&cur_port->attr_list, nv, links); 374268682Smav } 375268682Smav 376268682Smav free(str); 377268682Smav} 378268682Smav 379268682Smavstatic void 380255570Straszcctl_char_handler(void *user_data, const XML_Char *str, int len) 381255570Strasz{ 382255570Strasz struct cctl_devlist_data *devlist; 383255570Strasz 384255570Strasz devlist = (struct cctl_devlist_data *)user_data; 385255570Strasz 386255570Strasz sbuf_bcat(devlist->cur_sb[devlist->level], str, len); 387255570Strasz} 388255570Strasz 389255570Straszstruct conf * 390255570Straszconf_new_from_kernel(void) 391255570Strasz{ 392255570Strasz struct conf *conf = NULL; 393255570Strasz struct target *targ; 394279006Smav struct portal_group *pg; 395279055Smav struct pport *pp; 396279006Smav struct port *cp; 397255570Strasz struct lun *cl; 398291387Smav struct option *o; 399255570Strasz struct ctl_lun_list list; 400255570Strasz struct cctl_devlist_data devlist; 401255570Strasz struct cctl_lun *lun; 402268682Smav struct cctl_port *port; 403255570Strasz XML_Parser parser; 404284908Smav char *str, *name; 405268682Smav int len, retval; 406255570Strasz 407255570Strasz bzero(&devlist, sizeof(devlist)); 408255570Strasz STAILQ_INIT(&devlist.lun_list); 409268682Smav STAILQ_INIT(&devlist.port_list); 410255570Strasz 411255570Strasz log_debugx("obtaining previously configured CTL luns from the kernel"); 412255570Strasz 413268682Smav str = NULL; 414268682Smav len = 4096; 415255570Straszretry: 416268682Smav str = realloc(str, len); 417268682Smav if (str == NULL) 418255570Strasz log_err(1, "realloc"); 419255570Strasz 420255570Strasz bzero(&list, sizeof(list)); 421268682Smav list.alloc_len = len; 422255570Strasz list.status = CTL_LUN_LIST_NONE; 423268682Smav list.lun_xml = str; 424255570Strasz 425255570Strasz if (ioctl(ctl_fd, CTL_LUN_LIST, &list) == -1) { 426255570Strasz log_warn("error issuing CTL_LUN_LIST ioctl"); 427268682Smav free(str); 428255570Strasz return (NULL); 429255570Strasz } 430255570Strasz 431255570Strasz if (list.status == CTL_LUN_LIST_ERROR) { 432255570Strasz log_warnx("error returned from CTL_LUN_LIST ioctl: %s", 433255570Strasz list.error_str); 434268682Smav free(str); 435255570Strasz return (NULL); 436255570Strasz } 437255570Strasz 438255570Strasz if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 439268682Smav len = len << 1; 440255570Strasz goto retry; 441255570Strasz } 442255570Strasz 443255570Strasz parser = XML_ParserCreate(NULL); 444255570Strasz if (parser == NULL) { 445255570Strasz log_warnx("unable to create XML parser"); 446268682Smav free(str); 447255570Strasz return (NULL); 448255570Strasz } 449255570Strasz 450255570Strasz XML_SetUserData(parser, &devlist); 451255570Strasz XML_SetElementHandler(parser, cctl_start_element, cctl_end_element); 452255570Strasz XML_SetCharacterDataHandler(parser, cctl_char_handler); 453255570Strasz 454268682Smav retval = XML_Parse(parser, str, strlen(str), 1); 455255570Strasz XML_ParserFree(parser); 456268682Smav free(str); 457255570Strasz if (retval != 1) { 458255570Strasz log_warnx("XML_Parse failed"); 459255570Strasz return (NULL); 460255570Strasz } 461255570Strasz 462268682Smav str = NULL; 463268682Smav len = 4096; 464268682Smavretry_port: 465268682Smav str = realloc(str, len); 466268682Smav if (str == NULL) 467268682Smav log_err(1, "realloc"); 468268682Smav 469268682Smav bzero(&list, sizeof(list)); 470268682Smav list.alloc_len = len; 471268682Smav list.status = CTL_LUN_LIST_NONE; 472268682Smav list.lun_xml = str; 473268682Smav 474268682Smav if (ioctl(ctl_fd, CTL_PORT_LIST, &list) == -1) { 475268682Smav log_warn("error issuing CTL_PORT_LIST ioctl"); 476268682Smav free(str); 477268682Smav return (NULL); 478268682Smav } 479268682Smav 480288805Smav if (list.status == CTL_LUN_LIST_ERROR) { 481268682Smav log_warnx("error returned from CTL_PORT_LIST ioctl: %s", 482268682Smav list.error_str); 483268682Smav free(str); 484268682Smav return (NULL); 485268682Smav } 486268682Smav 487268682Smav if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 488268682Smav len = len << 1; 489268682Smav goto retry_port; 490268682Smav } 491268682Smav 492268682Smav parser = XML_ParserCreate(NULL); 493268682Smav if (parser == NULL) { 494268682Smav log_warnx("unable to create XML parser"); 495268682Smav free(str); 496268682Smav return (NULL); 497268682Smav } 498268682Smav 499268682Smav XML_SetUserData(parser, &devlist); 500268682Smav XML_SetElementHandler(parser, cctl_start_pelement, cctl_end_pelement); 501268682Smav XML_SetCharacterDataHandler(parser, cctl_char_handler); 502268682Smav 503268682Smav retval = XML_Parse(parser, str, strlen(str), 1); 504268682Smav XML_ParserFree(parser); 505268682Smav free(str); 506268682Smav if (retval != 1) { 507268682Smav log_warnx("XML_Parse failed"); 508268682Smav return (NULL); 509268682Smav } 510268682Smav 511255570Strasz conf = conf_new(); 512255570Strasz 513284908Smav name = NULL; 514268682Smav STAILQ_FOREACH(port, &devlist.port_list, links) { 515288785Smav if (strcmp(port->port_frontend, "ha") == 0) 516288785Smav continue; 517284908Smav if (name) 518284908Smav free(name); 519284908Smav if (port->pp == 0 && port->vp == 0) 520284908Smav name = checked_strdup(port->port_name); 521284908Smav else if (port->vp == 0) 522284908Smav asprintf(&name, "%s/%d", port->port_name, port->pp); 523284908Smav else 524284908Smav asprintf(&name, "%s/%d/%d", port->port_name, port->pp, 525284908Smav port->vp); 526268682Smav 527268682Smav if (port->cfiscsi_target == NULL) { 528279055Smav log_debugx("CTL port %u \"%s\" wasn't managed by ctld; ", 529284908Smav port->port_id, name); 530284908Smav pp = pport_find(conf, name); 531279055Smav if (pp == NULL) { 532279055Smav#if 0 533279055Smav log_debugx("found new kernel port %u \"%s\"", 534284908Smav port->port_id, name); 535279055Smav#endif 536284908Smav pp = pport_new(conf, name, port->port_id); 537279055Smav if (pp == NULL) { 538279055Smav log_warnx("pport_new failed"); 539279055Smav continue; 540279055Smav } 541279055Smav } 542268682Smav continue; 543268682Smav } 544279006Smav if (port->cfiscsi_state != 1) { 545268688Smav log_debugx("CTL port %ju is not active (%d); ignoring", 546279006Smav (uintmax_t)port->port_id, port->cfiscsi_state); 547268688Smav continue; 548268688Smav } 549268682Smav 550268682Smav targ = target_find(conf, port->cfiscsi_target); 551268682Smav if (targ == NULL) { 552268682Smav#if 0 553268682Smav log_debugx("found new kernel target %s for CTL port %ld", 554268682Smav port->cfiscsi_target, port->port_id); 555268682Smav#endif 556268682Smav targ = target_new(conf, port->cfiscsi_target); 557268682Smav if (targ == NULL) { 558268682Smav log_warnx("target_new failed"); 559268682Smav continue; 560268682Smav } 561268682Smav } 562279006Smav 563279006Smav if (port->ctld_portal_group_name == NULL) 564279006Smav continue; 565279006Smav pg = portal_group_find(conf, port->ctld_portal_group_name); 566279006Smav if (pg == NULL) { 567279006Smav#if 0 568279006Smav log_debugx("found new kernel portal group %s for CTL port %ld", 569279006Smav port->ctld_portal_group_name, port->port_id); 570279006Smav#endif 571279006Smav pg = portal_group_new(conf, port->ctld_portal_group_name); 572279006Smav if (pg == NULL) { 573279006Smav log_warnx("portal_group_new failed"); 574279006Smav continue; 575279006Smav } 576279006Smav } 577279006Smav pg->pg_tag = port->cfiscsi_portal_group_tag; 578279006Smav cp = port_new(conf, targ, pg); 579279006Smav if (cp == NULL) { 580279006Smav log_warnx("port_new failed"); 581279006Smav continue; 582279006Smav } 583279006Smav cp->p_ctl_port = port->port_id; 584268682Smav } 585284908Smav if (name) 586284908Smav free(name); 587268682Smav 588255570Strasz STAILQ_FOREACH(lun, &devlist.lun_list, links) { 589255570Strasz struct cctl_lun_nv *nv; 590255570Strasz 591279002Smav if (lun->ctld_name == NULL) { 592255570Strasz log_debugx("CTL lun %ju wasn't managed by ctld; " 593255570Strasz "ignoring", (uintmax_t)lun->lun_id); 594255570Strasz continue; 595255570Strasz } 596255570Strasz 597279002Smav cl = lun_find(conf, lun->ctld_name); 598255570Strasz if (cl != NULL) { 599279002Smav log_warnx("found CTL lun %ju \"%s\", " 600279002Smav "also backed by CTL lun %d; ignoring", 601279002Smav (uintmax_t)lun->lun_id, lun->ctld_name, 602279002Smav cl->l_ctl_lun); 603255570Strasz continue; 604255570Strasz } 605255570Strasz 606279002Smav log_debugx("found CTL lun %ju \"%s\"", 607279002Smav (uintmax_t)lun->lun_id, lun->ctld_name); 608255570Strasz 609279002Smav cl = lun_new(conf, lun->ctld_name); 610255570Strasz if (cl == NULL) { 611255570Strasz log_warnx("lun_new failed"); 612255570Strasz continue; 613255570Strasz } 614255570Strasz lun_set_backend(cl, lun->backend_type); 615288810Smav lun_set_device_type(cl, lun->device_type); 616255570Strasz lun_set_blocksize(cl, lun->blocksize); 617255570Strasz lun_set_device_id(cl, lun->device_id); 618255570Strasz lun_set_serial(cl, lun->serial_number); 619255570Strasz lun_set_size(cl, lun->size_blocks * cl->l_blocksize); 620255570Strasz lun_set_ctl_lun(cl, lun->lun_id); 621255570Strasz 622255570Strasz STAILQ_FOREACH(nv, &lun->attr_list, links) { 623255570Strasz if (strcmp(nv->name, "file") == 0 || 624255570Strasz strcmp(nv->name, "dev") == 0) { 625255570Strasz lun_set_path(cl, nv->value); 626255570Strasz continue; 627255570Strasz } 628291387Smav o = option_new(&cl->l_options, nv->name, nv->value); 629291387Smav if (o == NULL) 630255570Strasz log_warnx("unable to add CTL lun option %s " 631279002Smav "for CTL lun %ju \"%s\"", 632255570Strasz nv->name, (uintmax_t) lun->lun_id, 633279002Smav cl->l_name); 634255570Strasz } 635255570Strasz } 636255570Strasz 637255570Strasz return (conf); 638255570Strasz} 639255570Strasz 640268682Smavstatic void 641268682Smavstr_arg(struct ctl_be_arg *arg, const char *name, const char *value) 642268682Smav{ 643268682Smav 644268682Smav arg->namelen = strlen(name) + 1; 645268682Smav arg->name = __DECONST(char *, name); 646268682Smav arg->vallen = strlen(value) + 1; 647268682Smav arg->value = __DECONST(char *, value); 648268682Smav arg->flags = CTL_BEARG_ASCII | CTL_BEARG_RD; 649268682Smav} 650268682Smav 651255570Straszint 652255570Straszkernel_lun_add(struct lun *lun) 653255570Strasz{ 654291387Smav struct option *o; 655255570Strasz struct ctl_lun_req req; 656255570Strasz int error, i, num_options; 657255570Strasz 658255570Strasz bzero(&req, sizeof(req)); 659255570Strasz 660255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 661255570Strasz req.reqtype = CTL_LUNREQ_CREATE; 662255570Strasz 663255570Strasz req.reqdata.create.blocksize_bytes = lun->l_blocksize; 664255570Strasz 665255570Strasz if (lun->l_size != 0) 666255570Strasz req.reqdata.create.lun_size_bytes = lun->l_size; 667255570Strasz 668288760Smav if (lun->l_ctl_lun >= 0) { 669288760Smav req.reqdata.create.req_lun_id = lun->l_ctl_lun; 670288760Smav req.reqdata.create.flags |= CTL_LUN_FLAG_ID_REQ; 671288760Smav } 672288760Smav 673255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEV_TYPE; 674288810Smav req.reqdata.create.device_type = lun->l_device_type; 675255570Strasz 676255570Strasz if (lun->l_serial != NULL) { 677268262Smav strncpy(req.reqdata.create.serial_num, lun->l_serial, 678255570Strasz sizeof(req.reqdata.create.serial_num)); 679255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_SERIAL_NUM; 680255570Strasz } 681255570Strasz 682255570Strasz if (lun->l_device_id != NULL) { 683268262Smav strncpy(req.reqdata.create.device_id, lun->l_device_id, 684255570Strasz sizeof(req.reqdata.create.device_id)); 685255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEVID; 686255570Strasz } 687255570Strasz 688255570Strasz if (lun->l_path != NULL) { 689291387Smav o = option_find(&lun->l_options, "file"); 690291387Smav if (o != NULL) { 691291387Smav option_set(o, lun->l_path); 692255570Strasz } else { 693291387Smav o = option_new(&lun->l_options, "file", lun->l_path); 694291387Smav assert(o != NULL); 695255570Strasz } 696255570Strasz } 697255570Strasz 698291387Smav o = option_find(&lun->l_options, "ctld_name"); 699291387Smav if (o != NULL) { 700291387Smav option_set(o, lun->l_name); 701255570Strasz } else { 702291387Smav o = option_new(&lun->l_options, "ctld_name", lun->l_name); 703291387Smav assert(o != NULL); 704255570Strasz } 705255570Strasz 706291387Smav o = option_find(&lun->l_options, "scsiname"); 707291387Smav if (o == NULL && lun->l_scsiname != NULL) { 708291387Smav o = option_new(&lun->l_options, "scsiname", lun->l_scsiname); 709291387Smav assert(o != NULL); 710268683Smav } 711268683Smav 712255570Strasz num_options = 0; 713291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) 714255570Strasz num_options++; 715255570Strasz 716255570Strasz req.num_be_args = num_options; 717255570Strasz if (num_options > 0) { 718255570Strasz req.be_args = malloc(num_options * sizeof(*req.be_args)); 719255570Strasz if (req.be_args == NULL) { 720255570Strasz log_warn("error allocating %zd bytes", 721255570Strasz num_options * sizeof(*req.be_args)); 722255570Strasz return (1); 723255570Strasz } 724255570Strasz 725255570Strasz i = 0; 726291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) { 727291387Smav str_arg(&req.be_args[i], o->o_name, o->o_value); 728255570Strasz i++; 729255570Strasz } 730255570Strasz assert(i == num_options); 731255570Strasz } 732255570Strasz 733255570Strasz error = ioctl(ctl_fd, CTL_LUN_REQ, &req); 734255570Strasz free(req.be_args); 735255570Strasz if (error != 0) { 736255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 737255570Strasz return (1); 738255570Strasz } 739255570Strasz 740273315Smav switch (req.status) { 741273315Smav case CTL_LUN_ERROR: 742273315Smav log_warnx("LUN creation error: %s", req.error_str); 743255570Strasz return (1); 744273315Smav case CTL_LUN_WARNING: 745273315Smav log_warnx("LUN creation warning: %s", req.error_str); 746273315Smav break; 747273315Smav case CTL_LUN_OK: 748273315Smav break; 749273315Smav default: 750273315Smav log_warnx("unknown LUN creation status: %d", 751255570Strasz req.status); 752255570Strasz return (1); 753255570Strasz } 754255570Strasz 755255570Strasz lun_set_ctl_lun(lun, req.reqdata.create.req_lun_id); 756255570Strasz return (0); 757255570Strasz} 758255570Strasz 759255570Straszint 760288728Smavkernel_lun_modify(struct lun *lun) 761255570Strasz{ 762291387Smav struct option *o; 763255570Strasz struct ctl_lun_req req; 764288728Smav int error, i, num_options; 765255570Strasz 766255570Strasz bzero(&req, sizeof(req)); 767255570Strasz 768255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 769255570Strasz req.reqtype = CTL_LUNREQ_MODIFY; 770255570Strasz 771255570Strasz req.reqdata.modify.lun_id = lun->l_ctl_lun; 772255570Strasz req.reqdata.modify.lun_size_bytes = lun->l_size; 773255570Strasz 774288728Smav num_options = 0; 775291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) 776288728Smav num_options++; 777288728Smav 778288728Smav req.num_be_args = num_options; 779288728Smav if (num_options > 0) { 780288728Smav req.be_args = malloc(num_options * sizeof(*req.be_args)); 781288728Smav if (req.be_args == NULL) { 782288728Smav log_warn("error allocating %zd bytes", 783288728Smav num_options * sizeof(*req.be_args)); 784288728Smav return (1); 785288728Smav } 786288728Smav 787288728Smav i = 0; 788291387Smav TAILQ_FOREACH(o, &lun->l_options, o_next) { 789291387Smav str_arg(&req.be_args[i], o->o_name, o->o_value); 790288728Smav i++; 791288728Smav } 792288728Smav assert(i == num_options); 793288728Smav } 794288728Smav 795288728Smav error = ioctl(ctl_fd, CTL_LUN_REQ, &req); 796288728Smav free(req.be_args); 797288728Smav if (error != 0) { 798255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 799255570Strasz return (1); 800255570Strasz } 801255570Strasz 802273315Smav switch (req.status) { 803273315Smav case CTL_LUN_ERROR: 804273315Smav log_warnx("LUN modification error: %s", req.error_str); 805255570Strasz return (1); 806273315Smav case CTL_LUN_WARNING: 807273315Smav log_warnx("LUN modification warning: %s", req.error_str); 808273315Smav break; 809273315Smav case CTL_LUN_OK: 810273315Smav break; 811273315Smav default: 812273315Smav log_warnx("unknown LUN modification status: %d", 813255570Strasz req.status); 814255570Strasz return (1); 815255570Strasz } 816255570Strasz 817255570Strasz return (0); 818255570Strasz} 819255570Strasz 820255570Straszint 821255570Straszkernel_lun_remove(struct lun *lun) 822255570Strasz{ 823255570Strasz struct ctl_lun_req req; 824255570Strasz 825255570Strasz bzero(&req, sizeof(req)); 826255570Strasz 827255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 828255570Strasz req.reqtype = CTL_LUNREQ_RM; 829255570Strasz 830255570Strasz req.reqdata.rm.lun_id = lun->l_ctl_lun; 831255570Strasz 832255570Strasz if (ioctl(ctl_fd, CTL_LUN_REQ, &req) == -1) { 833255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 834255570Strasz return (1); 835255570Strasz } 836255570Strasz 837273315Smav switch (req.status) { 838273315Smav case CTL_LUN_ERROR: 839273315Smav log_warnx("LUN removal error: %s", req.error_str); 840255570Strasz return (1); 841273315Smav case CTL_LUN_WARNING: 842273315Smav log_warnx("LUN removal warning: %s", req.error_str); 843273315Smav break; 844273315Smav case CTL_LUN_OK: 845273315Smav break; 846273315Smav default: 847273315Smav log_warnx("unknown LUN removal status: %d", req.status); 848255570Strasz return (1); 849255570Strasz } 850255570Strasz 851255570Strasz return (0); 852255570Strasz} 853255570Strasz 854255570Straszvoid 855255570Straszkernel_handoff(struct connection *conn) 856255570Strasz{ 857255570Strasz struct ctl_iscsi req; 858255570Strasz 859255570Strasz bzero(&req, sizeof(req)); 860255570Strasz 861255570Strasz req.type = CTL_ISCSI_HANDOFF; 862255570Strasz strlcpy(req.data.handoff.initiator_name, 863255570Strasz conn->conn_initiator_name, sizeof(req.data.handoff.initiator_name)); 864255570Strasz strlcpy(req.data.handoff.initiator_addr, 865255570Strasz conn->conn_initiator_addr, sizeof(req.data.handoff.initiator_addr)); 866255570Strasz if (conn->conn_initiator_alias != NULL) { 867255570Strasz strlcpy(req.data.handoff.initiator_alias, 868255570Strasz conn->conn_initiator_alias, sizeof(req.data.handoff.initiator_alias)); 869255570Strasz } 870268684Smav memcpy(req.data.handoff.initiator_isid, conn->conn_initiator_isid, 871268684Smav sizeof(req.data.handoff.initiator_isid)); 872255570Strasz strlcpy(req.data.handoff.target_name, 873263723Strasz conn->conn_target->t_name, sizeof(req.data.handoff.target_name)); 874265507Strasz#ifdef ICL_KERNEL_PROXY 875265507Strasz if (proxy_mode) 876265507Strasz req.data.handoff.connection_id = conn->conn_socket; 877265507Strasz else 878265507Strasz req.data.handoff.socket = conn->conn_socket; 879265507Strasz#else 880255570Strasz req.data.handoff.socket = conn->conn_socket; 881265507Strasz#endif 882255570Strasz req.data.handoff.portal_group_tag = 883255570Strasz conn->conn_portal->p_portal_group->pg_tag; 884255570Strasz if (conn->conn_header_digest == CONN_DIGEST_CRC32C) 885255570Strasz req.data.handoff.header_digest = CTL_ISCSI_DIGEST_CRC32C; 886255570Strasz if (conn->conn_data_digest == CONN_DIGEST_CRC32C) 887255570Strasz req.data.handoff.data_digest = CTL_ISCSI_DIGEST_CRC32C; 888255570Strasz req.data.handoff.cmdsn = conn->conn_cmdsn; 889255570Strasz req.data.handoff.statsn = conn->conn_statsn; 890255570Strasz req.data.handoff.max_recv_data_segment_length = 891255570Strasz conn->conn_max_data_segment_length; 892255570Strasz req.data.handoff.max_burst_length = conn->conn_max_burst_length; 893255570Strasz req.data.handoff.immediate_data = conn->conn_immediate_data; 894255570Strasz 895265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 896255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 897255570Strasz "dropping connection"); 898265509Strasz } 899255570Strasz 900265509Strasz if (req.status != CTL_ISCSI_OK) { 901255570Strasz log_errx(1, "error returned from CTL iSCSI handoff request: " 902255570Strasz "%s; dropping connection", req.error_str); 903265509Strasz } 904255570Strasz} 905255570Strasz 906255570Straszint 907279006Smavkernel_port_add(struct port *port) 908255570Strasz{ 909291387Smav struct option *o; 910255570Strasz struct ctl_port_entry entry; 911268682Smav struct ctl_req req; 912279002Smav struct ctl_lun_map lm; 913279006Smav struct target *targ = port->p_target; 914279006Smav struct portal_group *pg = port->p_portal_group; 915268682Smav char tagstr[16]; 916279006Smav int error, i, n; 917255570Strasz 918279002Smav /* Create iSCSI port. */ 919279055Smav if (port->p_portal_group) { 920279055Smav bzero(&req, sizeof(req)); 921279055Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 922279055Smav req.reqtype = CTL_REQ_CREATE; 923279482Smav req.num_args = 5; 924291387Smav TAILQ_FOREACH(o, &pg->pg_options, o_next) 925291387Smav req.num_args++; 926279055Smav req.args = malloc(req.num_args * sizeof(*req.args)); 927279482Smav if (req.args == NULL) 928279482Smav log_err(1, "malloc"); 929279055Smav n = 0; 930279055Smav req.args[n].namelen = sizeof("port_id"); 931279055Smav req.args[n].name = __DECONST(char *, "port_id"); 932279055Smav req.args[n].vallen = sizeof(port->p_ctl_port); 933279055Smav req.args[n].value = &port->p_ctl_port; 934279055Smav req.args[n++].flags = CTL_BEARG_WR; 935279055Smav str_arg(&req.args[n++], "cfiscsi_target", targ->t_name); 936279055Smav snprintf(tagstr, sizeof(tagstr), "%d", pg->pg_tag); 937279055Smav str_arg(&req.args[n++], "cfiscsi_portal_group_tag", tagstr); 938279055Smav if (targ->t_alias) 939279055Smav str_arg(&req.args[n++], "cfiscsi_target_alias", targ->t_alias); 940279055Smav str_arg(&req.args[n++], "ctld_portal_group_name", pg->pg_name); 941291387Smav TAILQ_FOREACH(o, &pg->pg_options, o_next) 942291387Smav str_arg(&req.args[n++], o->o_name, o->o_value); 943279055Smav req.num_args = n; 944279055Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 945279055Smav free(req.args); 946279055Smav if (error != 0) { 947279055Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 948279055Smav return (1); 949279055Smav } 950279055Smav if (req.status == CTL_LUN_ERROR) { 951279055Smav log_warnx("error returned from port creation request: %s", 952279055Smav req.error_str); 953279055Smav return (1); 954279055Smav } 955279055Smav if (req.status != CTL_LUN_OK) { 956279055Smav log_warnx("unknown port creation request status %d", 957279055Smav req.status); 958279055Smav return (1); 959279055Smav } 960279880Smav } else if (port->p_pport) { 961279055Smav port->p_ctl_port = port->p_pport->pp_ctl_port; 962268682Smav 963279880Smav if (strncmp(targ->t_name, "naa.", 4) == 0 && 964279880Smav strlen(targ->t_name) == 20) { 965279880Smav bzero(&entry, sizeof(entry)); 966279880Smav entry.port_type = CTL_PORT_NONE; 967279880Smav entry.targ_port = port->p_ctl_port; 968279880Smav entry.flags |= CTL_PORT_WWNN_VALID; 969279880Smav entry.wwnn = strtoull(targ->t_name + 4, NULL, 16); 970279880Smav if (ioctl(ctl_fd, CTL_SET_PORT_WWNS, &entry) == -1) 971279880Smav log_warn("CTL_SET_PORT_WWNS ioctl failed"); 972279880Smav } 973279880Smav } 974279880Smav 975279002Smav /* Explicitly enable mapping to block any access except allowed. */ 976279006Smav lm.port = port->p_ctl_port; 977279002Smav lm.plun = UINT32_MAX; 978279002Smav lm.lun = 0; 979279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 980279002Smav if (error != 0) 981279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 982279002Smav 983279002Smav /* Map configured LUNs */ 984279002Smav for (i = 0; i < MAX_LUNS; i++) { 985279002Smav if (targ->t_luns[i] == NULL) 986279002Smav continue; 987279006Smav lm.port = port->p_ctl_port; 988279002Smav lm.plun = i; 989279002Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 990279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 991279002Smav if (error != 0) 992279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 993279002Smav } 994279002Smav 995279002Smav /* Enable port */ 996255678Strasz bzero(&entry, sizeof(entry)); 997279006Smav entry.targ_port = port->p_ctl_port; 998255570Strasz error = ioctl(ctl_fd, CTL_ENABLE_PORT, &entry); 999255570Strasz if (error != 0) { 1000255570Strasz log_warn("CTL_ENABLE_PORT ioctl failed"); 1001255570Strasz return (-1); 1002255570Strasz } 1003255570Strasz 1004255570Strasz return (0); 1005255570Strasz} 1006255570Strasz 1007255570Straszint 1008288748Smavkernel_port_update(struct port *port, struct port *oport) 1009279002Smav{ 1010279002Smav struct ctl_lun_map lm; 1011279006Smav struct target *targ = port->p_target; 1012288748Smav struct target *otarg = oport->p_target; 1013279002Smav int error, i; 1014288748Smav uint32_t olun; 1015279002Smav 1016279002Smav /* Map configured LUNs and unmap others */ 1017279002Smav for (i = 0; i < MAX_LUNS; i++) { 1018279006Smav lm.port = port->p_ctl_port; 1019279002Smav lm.plun = i; 1020279002Smav if (targ->t_luns[i] == NULL) 1021279002Smav lm.lun = UINT32_MAX; 1022279002Smav else 1023279002Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 1024288748Smav if (otarg->t_luns[i] == NULL) 1025288748Smav olun = UINT32_MAX; 1026288748Smav else 1027288748Smav olun = otarg->t_luns[i]->l_ctl_lun; 1028288748Smav if (lm.lun == olun) 1029288748Smav continue; 1030279002Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 1031279002Smav if (error != 0) 1032279002Smav log_warn("CTL_LUN_MAP ioctl failed"); 1033279002Smav } 1034279002Smav return (0); 1035279002Smav} 1036279002Smav 1037279002Smavint 1038279006Smavkernel_port_remove(struct port *port) 1039255570Strasz{ 1040279055Smav struct ctl_port_entry entry; 1041279055Smav struct ctl_lun_map lm; 1042268682Smav struct ctl_req req; 1043268682Smav char tagstr[16]; 1044279006Smav struct target *targ = port->p_target; 1045279006Smav struct portal_group *pg = port->p_portal_group; 1046255570Strasz int error; 1047255570Strasz 1048279055Smav /* Disable port */ 1049279055Smav bzero(&entry, sizeof(entry)); 1050279055Smav entry.targ_port = port->p_ctl_port; 1051279055Smav error = ioctl(ctl_fd, CTL_DISABLE_PORT, &entry); 1052255570Strasz if (error != 0) { 1053279055Smav log_warn("CTL_DISABLE_PORT ioctl failed"); 1054279055Smav return (-1); 1055255570Strasz } 1056255570Strasz 1057279055Smav /* Remove iSCSI port. */ 1058279055Smav if (port->p_portal_group) { 1059279055Smav bzero(&req, sizeof(req)); 1060279055Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 1061279055Smav req.reqtype = CTL_REQ_REMOVE; 1062279055Smav req.num_args = 2; 1063279055Smav req.args = malloc(req.num_args * sizeof(*req.args)); 1064279482Smav if (req.args == NULL) 1065279482Smav log_err(1, "malloc"); 1066279055Smav str_arg(&req.args[0], "cfiscsi_target", targ->t_name); 1067279055Smav snprintf(tagstr, sizeof(tagstr), "%d", pg->pg_tag); 1068279055Smav str_arg(&req.args[1], "cfiscsi_portal_group_tag", tagstr); 1069279055Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 1070279055Smav free(req.args); 1071279055Smav if (error != 0) { 1072279055Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 1073279055Smav return (1); 1074279055Smav } 1075279055Smav if (req.status == CTL_LUN_ERROR) { 1076279055Smav log_warnx("error returned from port removal request: %s", 1077279055Smav req.error_str); 1078279055Smav return (1); 1079279055Smav } 1080279055Smav if (req.status != CTL_LUN_OK) { 1081279055Smav log_warnx("unknown port removal request status %d", 1082279055Smav req.status); 1083279055Smav return (1); 1084279055Smav } 1085279055Smav } else { 1086279055Smav /* Disable LUN mapping. */ 1087279055Smav lm.port = port->p_ctl_port; 1088279055Smav lm.plun = UINT32_MAX; 1089279055Smav lm.lun = UINT32_MAX; 1090279055Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 1091279055Smav if (error != 0) 1092279055Smav log_warn("CTL_LUN_MAP ioctl failed"); 1093268682Smav } 1094255570Strasz return (0); 1095255570Strasz} 1096255570Strasz 1097255570Strasz#ifdef ICL_KERNEL_PROXY 1098255570Straszvoid 1099265509Straszkernel_listen(struct addrinfo *ai, bool iser, int portal_id) 1100255570Strasz{ 1101255570Strasz struct ctl_iscsi req; 1102255570Strasz 1103255570Strasz bzero(&req, sizeof(req)); 1104255570Strasz 1105255570Strasz req.type = CTL_ISCSI_LISTEN; 1106255570Strasz req.data.listen.iser = iser; 1107255570Strasz req.data.listen.domain = ai->ai_family; 1108255570Strasz req.data.listen.socktype = ai->ai_socktype; 1109255570Strasz req.data.listen.protocol = ai->ai_protocol; 1110255570Strasz req.data.listen.addr = ai->ai_addr; 1111255570Strasz req.data.listen.addrlen = ai->ai_addrlen; 1112265509Strasz req.data.listen.portal_id = portal_id; 1113255570Strasz 1114265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 1115263713Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 1116263713Strasz 1117263713Strasz if (req.status != CTL_ISCSI_OK) { 1118263713Strasz log_errx(1, "error returned from CTL iSCSI listen: %s", 1119263713Strasz req.error_str); 1120263713Strasz } 1121255570Strasz} 1122255570Strasz 1123265509Straszvoid 1124265513Straszkernel_accept(int *connection_id, int *portal_id, 1125265513Strasz struct sockaddr *client_sa, socklen_t *client_salen) 1126255570Strasz{ 1127255570Strasz struct ctl_iscsi req; 1128265513Strasz struct sockaddr_storage ss; 1129255570Strasz 1130255570Strasz bzero(&req, sizeof(req)); 1131255570Strasz 1132255570Strasz req.type = CTL_ISCSI_ACCEPT; 1133265513Strasz req.data.accept.initiator_addr = (struct sockaddr *)&ss; 1134255570Strasz 1135265509Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 1136265509Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 1137255570Strasz 1138263713Strasz if (req.status != CTL_ISCSI_OK) { 1139265509Strasz log_errx(1, "error returned from CTL iSCSI accept: %s", 1140263713Strasz req.error_str); 1141263713Strasz } 1142263713Strasz 1143265509Strasz *connection_id = req.data.accept.connection_id; 1144265509Strasz *portal_id = req.data.accept.portal_id; 1145265513Strasz *client_salen = req.data.accept.initiator_addrlen; 1146265513Strasz memcpy(client_sa, &ss, *client_salen); 1147255570Strasz} 1148255570Strasz 1149255570Straszvoid 1150255570Straszkernel_send(struct pdu *pdu) 1151255570Strasz{ 1152255570Strasz struct ctl_iscsi req; 1153255570Strasz 1154255570Strasz bzero(&req, sizeof(req)); 1155255570Strasz 1156255570Strasz req.type = CTL_ISCSI_SEND; 1157255570Strasz req.data.send.connection_id = pdu->pdu_connection->conn_socket; 1158255570Strasz req.data.send.bhs = pdu->pdu_bhs; 1159255570Strasz req.data.send.data_segment_len = pdu->pdu_data_len; 1160255570Strasz req.data.send.data_segment = pdu->pdu_data; 1161255570Strasz 1162263713Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1163255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1164255570Strasz "dropping connection"); 1165263713Strasz } 1166255570Strasz 1167263713Strasz if (req.status != CTL_ISCSI_OK) { 1168255570Strasz log_errx(1, "error returned from CTL iSCSI send: " 1169255570Strasz "%s; dropping connection", req.error_str); 1170263713Strasz } 1171255570Strasz} 1172255570Strasz 1173255570Straszvoid 1174255570Straszkernel_receive(struct pdu *pdu) 1175255570Strasz{ 1176255570Strasz struct ctl_iscsi req; 1177255570Strasz 1178255570Strasz pdu->pdu_data = malloc(MAX_DATA_SEGMENT_LENGTH); 1179255570Strasz if (pdu->pdu_data == NULL) 1180255570Strasz log_err(1, "malloc"); 1181255570Strasz 1182255570Strasz bzero(&req, sizeof(req)); 1183255570Strasz 1184255570Strasz req.type = CTL_ISCSI_RECEIVE; 1185255570Strasz req.data.receive.connection_id = pdu->pdu_connection->conn_socket; 1186255570Strasz req.data.receive.bhs = pdu->pdu_bhs; 1187255570Strasz req.data.receive.data_segment_len = MAX_DATA_SEGMENT_LENGTH; 1188255570Strasz req.data.receive.data_segment = pdu->pdu_data; 1189255570Strasz 1190263713Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1191255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1192255570Strasz "dropping connection"); 1193263713Strasz } 1194255570Strasz 1195263713Strasz if (req.status != CTL_ISCSI_OK) { 1196255570Strasz log_errx(1, "error returned from CTL iSCSI receive: " 1197255570Strasz "%s; dropping connection", req.error_str); 1198263713Strasz } 1199255570Strasz 1200255570Strasz} 1201255570Strasz 1202255570Strasz#endif /* ICL_KERNEL_PROXY */ 1203255570Strasz 1204255570Strasz/* 1205255570Strasz * XXX: I CANT INTO LATIN 1206255570Strasz */ 1207255570Straszvoid 1208255570Straszkernel_capsicate(void) 1209255570Strasz{ 1210255570Strasz int error; 1211255570Strasz cap_rights_t rights; 1212255570Strasz const unsigned long cmds[] = { CTL_ISCSI }; 1213255570Strasz 1214255570Strasz cap_rights_init(&rights, CAP_IOCTL); 1215255570Strasz error = cap_rights_limit(ctl_fd, &rights); 1216255570Strasz if (error != 0 && errno != ENOSYS) 1217255570Strasz log_err(1, "cap_rights_limit"); 1218255570Strasz 1219255570Strasz error = cap_ioctls_limit(ctl_fd, cmds, 1220255570Strasz sizeof(cmds) / sizeof(cmds[0])); 1221255570Strasz if (error != 0 && errno != ENOSYS) 1222255570Strasz log_err(1, "cap_ioctls_limit"); 1223255570Strasz 1224255570Strasz error = cap_enter(); 1225255570Strasz if (error != 0 && errno != ENOSYS) 1226255570Strasz log_err(1, "cap_enter"); 1227255570Strasz 1228255570Strasz if (cap_sandboxed()) 1229255570Strasz log_debugx("Capsicum capability mode enabled"); 1230255570Strasz else 1231255570Strasz log_warnx("Capsicum capability mode not supported"); 1232255570Strasz} 1233255570Strasz 1234