kernel.c revision 278037
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 37270279Strasz#include <sys/cdefs.h> 38270279Strasz__FBSDID("$FreeBSD: head/usr.sbin/ctld/kernel.c 278037 2015-02-01 21:50:28Z mav $"); 39270279Strasz 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> 48263234Srwatson#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_frontend_internal.h> 64255570Strasz#include <cam/ctl/ctl_backend.h> 65255570Strasz#include <cam/ctl/ctl_ioctl.h> 66255570Strasz#include <cam/ctl/ctl_backend_block.h> 67255570Strasz#include <cam/ctl/ctl_util.h> 68255570Strasz#include <cam/ctl/ctl_scsi_all.h> 69255570Strasz 70264524Strasz#include "ctld.h" 71264524Strasz 72255570Strasz#ifdef ICL_KERNEL_PROXY 73255570Strasz#include <netdb.h> 74255570Strasz#endif 75255570Strasz 76264524Straszextern bool proxy_mode; 77255570Strasz 78255570Straszstatic int ctl_fd = 0; 79255570Strasz 80255570Straszvoid 81255570Straszkernel_init(void) 82255570Strasz{ 83255570Strasz int retval, saved_errno; 84255570Strasz 85255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 86255665Strasz if (ctl_fd < 0 && errno == ENOENT) { 87255570Strasz saved_errno = errno; 88255570Strasz retval = kldload("ctl"); 89255570Strasz if (retval != -1) 90255570Strasz ctl_fd = open(CTL_DEFAULT_DEV, O_RDWR); 91255570Strasz else 92255570Strasz errno = saved_errno; 93255570Strasz } 94255570Strasz if (ctl_fd < 0) 95255570Strasz log_err(1, "failed to open %s", CTL_DEFAULT_DEV); 96255570Strasz} 97255570Strasz 98255570Strasz/* 99255570Strasz * Name/value pair used for per-LUN attributes. 100255570Strasz */ 101255570Straszstruct cctl_lun_nv { 102255570Strasz char *name; 103255570Strasz char *value; 104255570Strasz STAILQ_ENTRY(cctl_lun_nv) links; 105255570Strasz}; 106255570Strasz 107255570Strasz/* 108273464Strasz * Backend LUN information. 109255570Strasz */ 110255570Straszstruct cctl_lun { 111255570Strasz uint64_t lun_id; 112255570Strasz char *backend_type; 113255570Strasz uint64_t size_blocks; 114255570Strasz uint32_t blocksize; 115255570Strasz char *serial_number; 116255570Strasz char *device_id; 117278037Smav char *ctld_name; 118255570Strasz STAILQ_HEAD(,cctl_lun_nv) attr_list; 119255570Strasz STAILQ_ENTRY(cctl_lun) links; 120255570Strasz}; 121255570Strasz 122268291Smavstruct cctl_port { 123268291Smav uint32_t port_id; 124268328Smav int cfiscsi_status; 125268291Smav char *cfiscsi_target; 126268291Smav uint16_t cfiscsi_portal_group_tag; 127268291Smav STAILQ_HEAD(,cctl_lun_nv) attr_list; 128268291Smav STAILQ_ENTRY(cctl_port) links; 129268291Smav}; 130268291Smav 131255570Straszstruct cctl_devlist_data { 132255570Strasz int num_luns; 133255570Strasz STAILQ_HEAD(,cctl_lun) lun_list; 134255570Strasz struct cctl_lun *cur_lun; 135268291Smav int num_ports; 136268291Smav STAILQ_HEAD(,cctl_port) port_list; 137268291Smav struct cctl_port *cur_port; 138255570Strasz int level; 139255570Strasz struct sbuf *cur_sb[32]; 140255570Strasz}; 141255570Strasz 142255570Straszstatic void 143255570Straszcctl_start_element(void *user_data, const char *name, const char **attr) 144255570Strasz{ 145255570Strasz int i; 146255570Strasz struct cctl_devlist_data *devlist; 147255570Strasz struct cctl_lun *cur_lun; 148255570Strasz 149255570Strasz devlist = (struct cctl_devlist_data *)user_data; 150255570Strasz cur_lun = devlist->cur_lun; 151255570Strasz devlist->level++; 152256189Strasz if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 153255570Strasz sizeof(devlist->cur_sb[0]))) 154255570Strasz log_errx(1, "%s: too many nesting levels, %zd max", __func__, 155255570Strasz sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 156255570Strasz 157255570Strasz devlist->cur_sb[devlist->level] = sbuf_new_auto(); 158255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 159255570Strasz log_err(1, "%s: unable to allocate sbuf", __func__); 160255570Strasz 161255570Strasz if (strcmp(name, "lun") == 0) { 162255570Strasz if (cur_lun != NULL) 163255570Strasz log_errx(1, "%s: improper lun element nesting", 164255570Strasz __func__); 165255570Strasz 166255570Strasz cur_lun = calloc(1, sizeof(*cur_lun)); 167255570Strasz if (cur_lun == NULL) 168255570Strasz log_err(1, "%s: cannot allocate %zd bytes", __func__, 169255570Strasz sizeof(*cur_lun)); 170255570Strasz 171255570Strasz devlist->num_luns++; 172255570Strasz devlist->cur_lun = cur_lun; 173255570Strasz 174255570Strasz STAILQ_INIT(&cur_lun->attr_list); 175255570Strasz STAILQ_INSERT_TAIL(&devlist->lun_list, cur_lun, links); 176255570Strasz 177255570Strasz for (i = 0; attr[i] != NULL; i += 2) { 178255570Strasz if (strcmp(attr[i], "id") == 0) { 179255570Strasz cur_lun->lun_id = strtoull(attr[i+1], NULL, 0); 180255570Strasz } else { 181255570Strasz log_errx(1, "%s: invalid LUN attribute %s = %s", 182255570Strasz __func__, attr[i], attr[i+1]); 183255570Strasz } 184255570Strasz } 185255570Strasz } 186255570Strasz} 187255570Strasz 188255570Straszstatic void 189255570Straszcctl_end_element(void *user_data, const char *name) 190255570Strasz{ 191255570Strasz struct cctl_devlist_data *devlist; 192255570Strasz struct cctl_lun *cur_lun; 193255570Strasz char *str; 194255570Strasz 195255570Strasz devlist = (struct cctl_devlist_data *)user_data; 196255570Strasz cur_lun = devlist->cur_lun; 197255570Strasz 198255570Strasz if ((cur_lun == NULL) 199255570Strasz && (strcmp(name, "ctllunlist") != 0)) 200255570Strasz log_errx(1, "%s: cur_lun == NULL! (name = %s)", __func__, name); 201255570Strasz 202255570Strasz if (devlist->cur_sb[devlist->level] == NULL) 203255570Strasz log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 204255570Strasz devlist->level, name); 205255570Strasz 206255570Strasz sbuf_finish(devlist->cur_sb[devlist->level]); 207255570Strasz str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 208255570Strasz 209255570Strasz if (strlen(str) == 0) { 210255570Strasz free(str); 211255570Strasz str = NULL; 212255570Strasz } 213255570Strasz 214255570Strasz sbuf_delete(devlist->cur_sb[devlist->level]); 215255570Strasz devlist->cur_sb[devlist->level] = NULL; 216255570Strasz devlist->level--; 217255570Strasz 218255570Strasz if (strcmp(name, "backend_type") == 0) { 219255570Strasz cur_lun->backend_type = str; 220255570Strasz str = NULL; 221255570Strasz } else if (strcmp(name, "size") == 0) { 222255570Strasz cur_lun->size_blocks = strtoull(str, NULL, 0); 223255570Strasz } else if (strcmp(name, "blocksize") == 0) { 224255570Strasz cur_lun->blocksize = strtoul(str, NULL, 0); 225255570Strasz } else if (strcmp(name, "serial_number") == 0) { 226255570Strasz cur_lun->serial_number = str; 227255570Strasz str = NULL; 228255570Strasz } else if (strcmp(name, "device_id") == 0) { 229255570Strasz cur_lun->device_id = str; 230255570Strasz str = NULL; 231278037Smav } else if (strcmp(name, "ctld_name") == 0) { 232278037Smav cur_lun->ctld_name = str; 233255570Strasz str = NULL; 234255570Strasz } else if (strcmp(name, "lun") == 0) { 235255570Strasz devlist->cur_lun = NULL; 236255570Strasz } else if (strcmp(name, "ctllunlist") == 0) { 237273464Strasz /* Nothing. */ 238255570Strasz } else { 239255570Strasz struct cctl_lun_nv *nv; 240255570Strasz 241255570Strasz nv = calloc(1, sizeof(*nv)); 242255570Strasz if (nv == NULL) 243255570Strasz log_err(1, "%s: can't allocate %zd bytes for nv pair", 244255570Strasz __func__, sizeof(*nv)); 245255570Strasz 246255570Strasz nv->name = checked_strdup(name); 247255570Strasz 248255570Strasz nv->value = str; 249255570Strasz str = NULL; 250255570Strasz STAILQ_INSERT_TAIL(&cur_lun->attr_list, nv, links); 251255570Strasz } 252255570Strasz 253255570Strasz free(str); 254255570Strasz} 255255570Strasz 256255570Straszstatic void 257268291Smavcctl_start_pelement(void *user_data, const char *name, const char **attr) 258268291Smav{ 259268291Smav int i; 260268291Smav struct cctl_devlist_data *devlist; 261268291Smav struct cctl_port *cur_port; 262268291Smav 263268291Smav devlist = (struct cctl_devlist_data *)user_data; 264268291Smav cur_port = devlist->cur_port; 265268291Smav devlist->level++; 266268291Smav if ((u_int)devlist->level >= (sizeof(devlist->cur_sb) / 267268291Smav sizeof(devlist->cur_sb[0]))) 268268291Smav log_errx(1, "%s: too many nesting levels, %zd max", __func__, 269268291Smav sizeof(devlist->cur_sb) / sizeof(devlist->cur_sb[0])); 270268291Smav 271268291Smav devlist->cur_sb[devlist->level] = sbuf_new_auto(); 272268291Smav if (devlist->cur_sb[devlist->level] == NULL) 273268291Smav log_err(1, "%s: unable to allocate sbuf", __func__); 274268291Smav 275268291Smav if (strcmp(name, "targ_port") == 0) { 276268291Smav if (cur_port != NULL) 277268291Smav log_errx(1, "%s: improper port element nesting (%s)", 278268291Smav __func__, name); 279268291Smav 280268291Smav cur_port = calloc(1, sizeof(*cur_port)); 281268291Smav if (cur_port == NULL) 282268291Smav log_err(1, "%s: cannot allocate %zd bytes", __func__, 283268291Smav sizeof(*cur_port)); 284268291Smav 285268291Smav devlist->num_ports++; 286268291Smav devlist->cur_port = cur_port; 287268291Smav 288268291Smav STAILQ_INIT(&cur_port->attr_list); 289268291Smav STAILQ_INSERT_TAIL(&devlist->port_list, cur_port, links); 290268291Smav 291268291Smav for (i = 0; attr[i] != NULL; i += 2) { 292268291Smav if (strcmp(attr[i], "id") == 0) { 293268291Smav cur_port->port_id = strtoul(attr[i+1], NULL, 0); 294268291Smav } else { 295268291Smav log_errx(1, "%s: invalid LUN attribute %s = %s", 296268291Smav __func__, attr[i], attr[i+1]); 297268291Smav } 298268291Smav } 299268291Smav } 300268291Smav} 301268291Smav 302268291Smavstatic void 303268291Smavcctl_end_pelement(void *user_data, const char *name) 304268291Smav{ 305268291Smav struct cctl_devlist_data *devlist; 306268291Smav struct cctl_port *cur_port; 307268291Smav char *str; 308268291Smav 309268291Smav devlist = (struct cctl_devlist_data *)user_data; 310268291Smav cur_port = devlist->cur_port; 311268291Smav 312268291Smav if ((cur_port == NULL) 313268291Smav && (strcmp(name, "ctlportlist") != 0)) 314268291Smav log_errx(1, "%s: cur_port == NULL! (name = %s)", __func__, name); 315268291Smav 316268291Smav if (devlist->cur_sb[devlist->level] == NULL) 317268291Smav log_errx(1, "%s: no valid sbuf at level %d (name %s)", __func__, 318268291Smav devlist->level, name); 319268291Smav 320268291Smav sbuf_finish(devlist->cur_sb[devlist->level]); 321268291Smav str = checked_strdup(sbuf_data(devlist->cur_sb[devlist->level])); 322268291Smav 323268291Smav if (strlen(str) == 0) { 324268291Smav free(str); 325268291Smav str = NULL; 326268291Smav } 327268291Smav 328268291Smav sbuf_delete(devlist->cur_sb[devlist->level]); 329268291Smav devlist->cur_sb[devlist->level] = NULL; 330268291Smav devlist->level--; 331268291Smav 332268291Smav if (strcmp(name, "cfiscsi_target") == 0) { 333268291Smav cur_port->cfiscsi_target = str; 334268291Smav str = NULL; 335268328Smav } else if (strcmp(name, "cfiscsi_status") == 0) { 336268328Smav cur_port->cfiscsi_status = strtoul(str, NULL, 0); 337268291Smav } else if (strcmp(name, "cfiscsi_portal_group_tag") == 0) { 338268291Smav cur_port->cfiscsi_portal_group_tag = strtoul(str, NULL, 0); 339268291Smav } else if (strcmp(name, "targ_port") == 0) { 340268291Smav devlist->cur_port = NULL; 341268291Smav } else if (strcmp(name, "ctlportlist") == 0) { 342273464Strasz /* Nothing. */ 343268291Smav } else { 344268291Smav struct cctl_lun_nv *nv; 345268291Smav 346268291Smav nv = calloc(1, sizeof(*nv)); 347268291Smav if (nv == NULL) 348268291Smav log_err(1, "%s: can't allocate %zd bytes for nv pair", 349268291Smav __func__, sizeof(*nv)); 350268291Smav 351268291Smav nv->name = checked_strdup(name); 352268291Smav 353268291Smav nv->value = str; 354268291Smav str = NULL; 355268291Smav STAILQ_INSERT_TAIL(&cur_port->attr_list, nv, links); 356268291Smav } 357268291Smav 358268291Smav free(str); 359268291Smav} 360268291Smav 361268291Smavstatic void 362255570Straszcctl_char_handler(void *user_data, const XML_Char *str, int len) 363255570Strasz{ 364255570Strasz struct cctl_devlist_data *devlist; 365255570Strasz 366255570Strasz devlist = (struct cctl_devlist_data *)user_data; 367255570Strasz 368255570Strasz sbuf_bcat(devlist->cur_sb[devlist->level], str, len); 369255570Strasz} 370255570Strasz 371255570Straszstruct conf * 372255570Straszconf_new_from_kernel(void) 373255570Strasz{ 374255570Strasz struct conf *conf = NULL; 375255570Strasz struct target *targ; 376255570Strasz struct lun *cl; 377255570Strasz struct lun_option *lo; 378255570Strasz struct ctl_lun_list list; 379255570Strasz struct cctl_devlist_data devlist; 380255570Strasz struct cctl_lun *lun; 381268291Smav struct cctl_port *port; 382255570Strasz XML_Parser parser; 383268291Smav char *str; 384268291Smav int len, retval; 385255570Strasz 386255570Strasz bzero(&devlist, sizeof(devlist)); 387255570Strasz STAILQ_INIT(&devlist.lun_list); 388268291Smav STAILQ_INIT(&devlist.port_list); 389255570Strasz 390255570Strasz log_debugx("obtaining previously configured CTL luns from the kernel"); 391255570Strasz 392268291Smav str = NULL; 393268291Smav len = 4096; 394255570Straszretry: 395268291Smav str = realloc(str, len); 396268291Smav if (str == NULL) 397255570Strasz log_err(1, "realloc"); 398255570Strasz 399255570Strasz bzero(&list, sizeof(list)); 400268291Smav list.alloc_len = len; 401255570Strasz list.status = CTL_LUN_LIST_NONE; 402268291Smav list.lun_xml = str; 403255570Strasz 404255570Strasz if (ioctl(ctl_fd, CTL_LUN_LIST, &list) == -1) { 405255570Strasz log_warn("error issuing CTL_LUN_LIST ioctl"); 406268291Smav free(str); 407255570Strasz return (NULL); 408255570Strasz } 409255570Strasz 410255570Strasz if (list.status == CTL_LUN_LIST_ERROR) { 411255570Strasz log_warnx("error returned from CTL_LUN_LIST ioctl: %s", 412255570Strasz list.error_str); 413268291Smav free(str); 414255570Strasz return (NULL); 415255570Strasz } 416255570Strasz 417255570Strasz if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 418268291Smav len = len << 1; 419255570Strasz goto retry; 420255570Strasz } 421255570Strasz 422255570Strasz parser = XML_ParserCreate(NULL); 423255570Strasz if (parser == NULL) { 424255570Strasz log_warnx("unable to create XML parser"); 425268291Smav free(str); 426255570Strasz return (NULL); 427255570Strasz } 428255570Strasz 429255570Strasz XML_SetUserData(parser, &devlist); 430255570Strasz XML_SetElementHandler(parser, cctl_start_element, cctl_end_element); 431255570Strasz XML_SetCharacterDataHandler(parser, cctl_char_handler); 432255570Strasz 433268291Smav retval = XML_Parse(parser, str, strlen(str), 1); 434255570Strasz XML_ParserFree(parser); 435268291Smav free(str); 436255570Strasz if (retval != 1) { 437255570Strasz log_warnx("XML_Parse failed"); 438255570Strasz return (NULL); 439255570Strasz } 440255570Strasz 441268291Smav str = NULL; 442268291Smav len = 4096; 443268291Smavretry_port: 444268291Smav str = realloc(str, len); 445268291Smav if (str == NULL) 446268291Smav log_err(1, "realloc"); 447268291Smav 448268291Smav bzero(&list, sizeof(list)); 449268291Smav list.alloc_len = len; 450268291Smav list.status = CTL_LUN_LIST_NONE; 451268291Smav list.lun_xml = str; 452268291Smav 453268291Smav if (ioctl(ctl_fd, CTL_PORT_LIST, &list) == -1) { 454268291Smav log_warn("error issuing CTL_PORT_LIST ioctl"); 455268291Smav free(str); 456268291Smav return (NULL); 457268291Smav } 458268291Smav 459268291Smav if (list.status == CTL_PORT_LIST_ERROR) { 460268291Smav log_warnx("error returned from CTL_PORT_LIST ioctl: %s", 461268291Smav list.error_str); 462268291Smav free(str); 463268291Smav return (NULL); 464268291Smav } 465268291Smav 466268291Smav if (list.status == CTL_LUN_LIST_NEED_MORE_SPACE) { 467268291Smav len = len << 1; 468268291Smav goto retry_port; 469268291Smav } 470268291Smav 471268291Smav parser = XML_ParserCreate(NULL); 472268291Smav if (parser == NULL) { 473268291Smav log_warnx("unable to create XML parser"); 474268291Smav free(str); 475268291Smav return (NULL); 476268291Smav } 477268291Smav 478268291Smav XML_SetUserData(parser, &devlist); 479268291Smav XML_SetElementHandler(parser, cctl_start_pelement, cctl_end_pelement); 480268291Smav XML_SetCharacterDataHandler(parser, cctl_char_handler); 481268291Smav 482268291Smav retval = XML_Parse(parser, str, strlen(str), 1); 483268291Smav XML_ParserFree(parser); 484268291Smav free(str); 485268291Smav if (retval != 1) { 486268291Smav log_warnx("XML_Parse failed"); 487268291Smav return (NULL); 488268291Smav } 489268291Smav 490255570Strasz conf = conf_new(); 491255570Strasz 492268291Smav STAILQ_FOREACH(port, &devlist.port_list, links) { 493268291Smav 494268291Smav if (port->cfiscsi_target == NULL) { 495268291Smav log_debugx("CTL port %ju wasn't managed by ctld; " 496268291Smav "ignoring", (uintmax_t)port->port_id); 497268291Smav continue; 498268291Smav } 499268328Smav if (port->cfiscsi_status != 1) { 500268328Smav log_debugx("CTL port %ju is not active (%d); ignoring", 501268328Smav (uintmax_t)port->port_id, port->cfiscsi_status); 502268328Smav continue; 503268328Smav } 504268291Smav 505268291Smav targ = target_find(conf, port->cfiscsi_target); 506268291Smav if (targ == NULL) { 507268291Smav#if 0 508268291Smav log_debugx("found new kernel target %s for CTL port %ld", 509268291Smav port->cfiscsi_target, port->port_id); 510268291Smav#endif 511268291Smav targ = target_new(conf, port->cfiscsi_target); 512268291Smav if (targ == NULL) { 513268291Smav log_warnx("target_new failed"); 514268291Smav continue; 515268291Smav } 516268291Smav } 517268291Smav } 518268291Smav 519255570Strasz STAILQ_FOREACH(lun, &devlist.lun_list, links) { 520255570Strasz struct cctl_lun_nv *nv; 521255570Strasz 522278037Smav if (lun->ctld_name == NULL) { 523255570Strasz log_debugx("CTL lun %ju wasn't managed by ctld; " 524255570Strasz "ignoring", (uintmax_t)lun->lun_id); 525255570Strasz continue; 526255570Strasz } 527255570Strasz 528278037Smav cl = lun_find(conf, lun->ctld_name); 529255570Strasz if (cl != NULL) { 530278037Smav log_warnx("found CTL lun %ju \"%s\", " 531278037Smav "also backed by CTL lun %d; ignoring", 532278037Smav (uintmax_t)lun->lun_id, lun->ctld_name, 533278037Smav cl->l_ctl_lun); 534255570Strasz continue; 535255570Strasz } 536255570Strasz 537278037Smav log_debugx("found CTL lun %ju \"%s\"", 538278037Smav (uintmax_t)lun->lun_id, lun->ctld_name); 539255570Strasz 540278037Smav cl = lun_new(conf, lun->ctld_name); 541255570Strasz if (cl == NULL) { 542255570Strasz log_warnx("lun_new failed"); 543255570Strasz continue; 544255570Strasz } 545255570Strasz lun_set_backend(cl, lun->backend_type); 546255570Strasz lun_set_blocksize(cl, lun->blocksize); 547255570Strasz lun_set_device_id(cl, lun->device_id); 548255570Strasz lun_set_serial(cl, lun->serial_number); 549255570Strasz lun_set_size(cl, lun->size_blocks * cl->l_blocksize); 550255570Strasz lun_set_ctl_lun(cl, lun->lun_id); 551255570Strasz 552255570Strasz STAILQ_FOREACH(nv, &lun->attr_list, links) { 553255570Strasz if (strcmp(nv->name, "file") == 0 || 554255570Strasz strcmp(nv->name, "dev") == 0) { 555255570Strasz lun_set_path(cl, nv->value); 556255570Strasz continue; 557255570Strasz } 558255570Strasz lo = lun_option_new(cl, nv->name, nv->value); 559255570Strasz if (lo == NULL) 560255570Strasz log_warnx("unable to add CTL lun option %s " 561278037Smav "for CTL lun %ju \"%s\"", 562255570Strasz nv->name, (uintmax_t) lun->lun_id, 563278037Smav cl->l_name); 564255570Strasz } 565255570Strasz } 566255570Strasz 567255570Strasz return (conf); 568255570Strasz} 569255570Strasz 570268291Smavstatic void 571268291Smavstr_arg(struct ctl_be_arg *arg, const char *name, const char *value) 572268291Smav{ 573268291Smav 574268291Smav arg->namelen = strlen(name) + 1; 575268291Smav arg->name = __DECONST(char *, name); 576268291Smav arg->vallen = strlen(value) + 1; 577268291Smav arg->value = __DECONST(char *, value); 578268291Smav arg->flags = CTL_BEARG_ASCII | CTL_BEARG_RD; 579268291Smav} 580268291Smav 581255570Straszint 582255570Straszkernel_lun_add(struct lun *lun) 583255570Strasz{ 584255570Strasz struct lun_option *lo; 585255570Strasz struct ctl_lun_req req; 586255570Strasz int error, i, num_options; 587255570Strasz 588255570Strasz bzero(&req, sizeof(req)); 589255570Strasz 590255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 591255570Strasz req.reqtype = CTL_LUNREQ_CREATE; 592255570Strasz 593255570Strasz req.reqdata.create.blocksize_bytes = lun->l_blocksize; 594255570Strasz 595255570Strasz if (lun->l_size != 0) 596255570Strasz req.reqdata.create.lun_size_bytes = lun->l_size; 597255570Strasz 598255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEV_TYPE; 599255570Strasz req.reqdata.create.device_type = T_DIRECT; 600255570Strasz 601255570Strasz if (lun->l_serial != NULL) { 602267648Smav strncpy(req.reqdata.create.serial_num, lun->l_serial, 603255570Strasz sizeof(req.reqdata.create.serial_num)); 604255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_SERIAL_NUM; 605255570Strasz } 606255570Strasz 607255570Strasz if (lun->l_device_id != NULL) { 608267648Smav strncpy(req.reqdata.create.device_id, lun->l_device_id, 609255570Strasz sizeof(req.reqdata.create.device_id)); 610255570Strasz req.reqdata.create.flags |= CTL_LUN_FLAG_DEVID; 611255570Strasz } 612255570Strasz 613255570Strasz if (lun->l_path != NULL) { 614255570Strasz lo = lun_option_find(lun, "file"); 615255570Strasz if (lo != NULL) { 616255570Strasz lun_option_set(lo, lun->l_path); 617255570Strasz } else { 618255570Strasz lo = lun_option_new(lun, "file", lun->l_path); 619255570Strasz assert(lo != NULL); 620255570Strasz } 621255570Strasz } 622255570Strasz 623278037Smav lo = lun_option_find(lun, "ctld_name"); 624255570Strasz if (lo != NULL) { 625278037Smav lun_option_set(lo, lun->l_name); 626255570Strasz } else { 627278037Smav lo = lun_option_new(lun, "ctld_name", lun->l_name); 628255570Strasz assert(lo != NULL); 629255570Strasz } 630255570Strasz 631268293Smav lo = lun_option_find(lun, "scsiname"); 632278037Smav if (lo == NULL && lun->l_scsiname != NULL) { 633278037Smav lo = lun_option_new(lun, "scsiname", lun->l_scsiname); 634268293Smav assert(lo != NULL); 635268293Smav } 636268293Smav 637255570Strasz num_options = 0; 638255570Strasz TAILQ_FOREACH(lo, &lun->l_options, lo_next) 639255570Strasz num_options++; 640255570Strasz 641255570Strasz req.num_be_args = num_options; 642255570Strasz if (num_options > 0) { 643255570Strasz req.be_args = malloc(num_options * sizeof(*req.be_args)); 644255570Strasz if (req.be_args == NULL) { 645255570Strasz log_warn("error allocating %zd bytes", 646255570Strasz num_options * sizeof(*req.be_args)); 647255570Strasz return (1); 648255570Strasz } 649255570Strasz 650255570Strasz i = 0; 651255570Strasz TAILQ_FOREACH(lo, &lun->l_options, lo_next) { 652268291Smav str_arg(&req.be_args[i], lo->lo_name, lo->lo_value); 653255570Strasz i++; 654255570Strasz } 655255570Strasz assert(i == num_options); 656255570Strasz } 657255570Strasz 658255570Strasz error = ioctl(ctl_fd, CTL_LUN_REQ, &req); 659255570Strasz free(req.be_args); 660255570Strasz if (error != 0) { 661255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 662255570Strasz return (1); 663255570Strasz } 664255570Strasz 665272911Smav switch (req.status) { 666272911Smav case CTL_LUN_ERROR: 667272911Smav log_warnx("LUN creation error: %s", req.error_str); 668255570Strasz return (1); 669272911Smav case CTL_LUN_WARNING: 670272911Smav log_warnx("LUN creation warning: %s", req.error_str); 671272911Smav break; 672272911Smav case CTL_LUN_OK: 673272911Smav break; 674272911Smav default: 675272911Smav log_warnx("unknown LUN creation status: %d", 676255570Strasz req.status); 677255570Strasz return (1); 678255570Strasz } 679255570Strasz 680255570Strasz lun_set_ctl_lun(lun, req.reqdata.create.req_lun_id); 681255570Strasz return (0); 682255570Strasz} 683255570Strasz 684255570Straszint 685255570Straszkernel_lun_resize(struct lun *lun) 686255570Strasz{ 687255570Strasz struct ctl_lun_req req; 688255570Strasz 689255570Strasz bzero(&req, sizeof(req)); 690255570Strasz 691255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 692255570Strasz req.reqtype = CTL_LUNREQ_MODIFY; 693255570Strasz 694255570Strasz req.reqdata.modify.lun_id = lun->l_ctl_lun; 695255570Strasz req.reqdata.modify.lun_size_bytes = lun->l_size; 696255570Strasz 697255570Strasz if (ioctl(ctl_fd, CTL_LUN_REQ, &req) == -1) { 698255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 699255570Strasz return (1); 700255570Strasz } 701255570Strasz 702272911Smav switch (req.status) { 703272911Smav case CTL_LUN_ERROR: 704272911Smav log_warnx("LUN modification error: %s", req.error_str); 705255570Strasz return (1); 706272911Smav case CTL_LUN_WARNING: 707272911Smav log_warnx("LUN modification warning: %s", req.error_str); 708272911Smav break; 709272911Smav case CTL_LUN_OK: 710272911Smav break; 711272911Smav default: 712272911Smav log_warnx("unknown LUN modification status: %d", 713255570Strasz req.status); 714255570Strasz return (1); 715255570Strasz } 716255570Strasz 717255570Strasz return (0); 718255570Strasz} 719255570Strasz 720255570Straszint 721255570Straszkernel_lun_remove(struct lun *lun) 722255570Strasz{ 723255570Strasz struct ctl_lun_req req; 724255570Strasz 725255570Strasz bzero(&req, sizeof(req)); 726255570Strasz 727255570Strasz strlcpy(req.backend, lun->l_backend, sizeof(req.backend)); 728255570Strasz req.reqtype = CTL_LUNREQ_RM; 729255570Strasz 730255570Strasz req.reqdata.rm.lun_id = lun->l_ctl_lun; 731255570Strasz 732255570Strasz if (ioctl(ctl_fd, CTL_LUN_REQ, &req) == -1) { 733255570Strasz log_warn("error issuing CTL_LUN_REQ ioctl"); 734255570Strasz return (1); 735255570Strasz } 736255570Strasz 737272911Smav switch (req.status) { 738272911Smav case CTL_LUN_ERROR: 739272911Smav log_warnx("LUN removal error: %s", req.error_str); 740255570Strasz return (1); 741272911Smav case CTL_LUN_WARNING: 742272911Smav log_warnx("LUN removal warning: %s", req.error_str); 743272911Smav break; 744272911Smav case CTL_LUN_OK: 745272911Smav break; 746272911Smav default: 747272911Smav log_warnx("unknown LUN removal status: %d", req.status); 748255570Strasz return (1); 749255570Strasz } 750255570Strasz 751255570Strasz return (0); 752255570Strasz} 753255570Strasz 754255570Straszvoid 755255570Straszkernel_handoff(struct connection *conn) 756255570Strasz{ 757255570Strasz struct ctl_iscsi req; 758255570Strasz 759255570Strasz bzero(&req, sizeof(req)); 760255570Strasz 761255570Strasz req.type = CTL_ISCSI_HANDOFF; 762255570Strasz strlcpy(req.data.handoff.initiator_name, 763255570Strasz conn->conn_initiator_name, sizeof(req.data.handoff.initiator_name)); 764255570Strasz strlcpy(req.data.handoff.initiator_addr, 765255570Strasz conn->conn_initiator_addr, sizeof(req.data.handoff.initiator_addr)); 766255570Strasz if (conn->conn_initiator_alias != NULL) { 767255570Strasz strlcpy(req.data.handoff.initiator_alias, 768255570Strasz conn->conn_initiator_alias, sizeof(req.data.handoff.initiator_alias)); 769255570Strasz } 770268302Smav memcpy(req.data.handoff.initiator_isid, conn->conn_initiator_isid, 771268302Smav sizeof(req.data.handoff.initiator_isid)); 772255570Strasz strlcpy(req.data.handoff.target_name, 773261757Strasz conn->conn_target->t_name, sizeof(req.data.handoff.target_name)); 774264524Strasz#ifdef ICL_KERNEL_PROXY 775264524Strasz if (proxy_mode) 776264524Strasz req.data.handoff.connection_id = conn->conn_socket; 777264524Strasz else 778264524Strasz req.data.handoff.socket = conn->conn_socket; 779264524Strasz#else 780255570Strasz req.data.handoff.socket = conn->conn_socket; 781264524Strasz#endif 782255570Strasz req.data.handoff.portal_group_tag = 783255570Strasz conn->conn_portal->p_portal_group->pg_tag; 784255570Strasz if (conn->conn_header_digest == CONN_DIGEST_CRC32C) 785255570Strasz req.data.handoff.header_digest = CTL_ISCSI_DIGEST_CRC32C; 786255570Strasz if (conn->conn_data_digest == CONN_DIGEST_CRC32C) 787255570Strasz req.data.handoff.data_digest = CTL_ISCSI_DIGEST_CRC32C; 788255570Strasz req.data.handoff.cmdsn = conn->conn_cmdsn; 789255570Strasz req.data.handoff.statsn = conn->conn_statsn; 790255570Strasz req.data.handoff.max_recv_data_segment_length = 791255570Strasz conn->conn_max_data_segment_length; 792255570Strasz req.data.handoff.max_burst_length = conn->conn_max_burst_length; 793255570Strasz req.data.handoff.immediate_data = conn->conn_immediate_data; 794255570Strasz 795264526Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 796255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 797255570Strasz "dropping connection"); 798264526Strasz } 799255570Strasz 800264526Strasz if (req.status != CTL_ISCSI_OK) { 801255570Strasz log_errx(1, "error returned from CTL iSCSI handoff request: " 802255570Strasz "%s; dropping connection", req.error_str); 803264526Strasz } 804255570Strasz} 805255570Strasz 806255570Straszint 807268291Smavkernel_port_add(struct target *targ) 808255570Strasz{ 809255570Strasz struct ctl_port_entry entry; 810268291Smav struct ctl_req req; 811278037Smav struct ctl_lun_map lm; 812268291Smav char tagstr[16]; 813278037Smav int error, i; 814255570Strasz 815278037Smav /* Create iSCSI port. */ 816268291Smav bzero(&req, sizeof(req)); 817268291Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 818268291Smav req.reqtype = CTL_REQ_CREATE; 819268291Smav req.num_args = 4; 820268291Smav req.args = malloc(req.num_args * sizeof(*req.args)); 821268291Smav req.args[0].namelen = sizeof("port_id"); 822268291Smav req.args[0].name = __DECONST(char *, "port_id"); 823278037Smav req.args[0].vallen = sizeof(targ->t_ctl_port); 824278037Smav req.args[0].value = &targ->t_ctl_port; 825268291Smav req.args[0].flags = CTL_BEARG_WR; 826268291Smav str_arg(&req.args[1], "cfiscsi_target", targ->t_name); 827268291Smav snprintf(tagstr, sizeof(tagstr), "%d", targ->t_portal_group->pg_tag); 828268795Smav str_arg(&req.args[2], "cfiscsi_portal_group_tag", tagstr); 829268795Smav if (targ->t_alias) 830268795Smav str_arg(&req.args[3], "cfiscsi_target_alias", targ->t_alias); 831268795Smav else 832268795Smav req.num_args--; 833268291Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 834268291Smav free(req.args); 835268291Smav if (error != 0) { 836268291Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 837268291Smav return (1); 838268291Smav } 839268291Smav if (req.status == CTL_LUN_ERROR) { 840268291Smav log_warnx("error returned from port creation request: %s", 841268291Smav req.error_str); 842268291Smav return (1); 843268291Smav } 844268291Smav if (req.status != CTL_LUN_OK) { 845268291Smav log_warnx("unknown port creation request status %d", 846268291Smav req.status); 847268291Smav return (1); 848268291Smav } 849268291Smav 850278037Smav /* Explicitly enable mapping to block any access except allowed. */ 851278037Smav lm.port = targ->t_ctl_port; 852278037Smav lm.plun = UINT32_MAX; 853278037Smav lm.lun = 0; 854278037Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 855278037Smav if (error != 0) 856278037Smav log_warn("CTL_LUN_MAP ioctl failed"); 857278037Smav 858278037Smav /* Map configured LUNs */ 859278037Smav for (i = 0; i < MAX_LUNS; i++) { 860278037Smav if (targ->t_luns[i] == NULL) 861278037Smav continue; 862278037Smav lm.port = targ->t_ctl_port; 863278037Smav lm.plun = i; 864278037Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 865278037Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 866278037Smav if (error != 0) 867278037Smav log_warn("CTL_LUN_MAP ioctl failed"); 868278037Smav } 869278037Smav 870278037Smav /* Enable port */ 871255678Strasz bzero(&entry, sizeof(entry)); 872278037Smav entry.targ_port = targ->t_ctl_port; 873255570Strasz error = ioctl(ctl_fd, CTL_ENABLE_PORT, &entry); 874255570Strasz if (error != 0) { 875255570Strasz log_warn("CTL_ENABLE_PORT ioctl failed"); 876255570Strasz return (-1); 877255570Strasz } 878255570Strasz 879255570Strasz return (0); 880255570Strasz} 881255570Strasz 882255570Straszint 883278037Smavkernel_port_update(struct target *targ) 884278037Smav{ 885278037Smav struct ctl_lun_map lm; 886278037Smav int error, i; 887278037Smav 888278037Smav /* Map configured LUNs and unmap others */ 889278037Smav for (i = 0; i < MAX_LUNS; i++) { 890278037Smav lm.port = targ->t_ctl_port; 891278037Smav lm.plun = i; 892278037Smav if (targ->t_luns[i] == NULL) 893278037Smav lm.lun = UINT32_MAX; 894278037Smav else 895278037Smav lm.lun = targ->t_luns[i]->l_ctl_lun; 896278037Smav error = ioctl(ctl_fd, CTL_LUN_MAP, &lm); 897278037Smav if (error != 0) 898278037Smav log_warn("CTL_LUN_MAP ioctl failed"); 899278037Smav } 900278037Smav return (0); 901278037Smav} 902278037Smav 903278037Smavint 904268291Smavkernel_port_remove(struct target *targ) 905255570Strasz{ 906268291Smav struct ctl_req req; 907268291Smav char tagstr[16]; 908255570Strasz int error; 909255570Strasz 910268291Smav bzero(&req, sizeof(req)); 911268291Smav strlcpy(req.driver, "iscsi", sizeof(req.driver)); 912268291Smav req.reqtype = CTL_REQ_REMOVE; 913268291Smav req.num_args = 2; 914268291Smav req.args = malloc(req.num_args * sizeof(*req.args)); 915268291Smav str_arg(&req.args[0], "cfiscsi_target", targ->t_name); 916268291Smav if (targ->t_portal_group) { 917268291Smav snprintf(tagstr, sizeof(tagstr), "%d", 918268291Smav targ->t_portal_group->pg_tag); 919268291Smav str_arg(&req.args[1], "cfiscsi_portal_group_tag", tagstr); 920268291Smav } else 921268291Smav req.num_args--; 922255570Strasz 923268291Smav error = ioctl(ctl_fd, CTL_PORT_REQ, &req); 924268291Smav free(req.args); 925255570Strasz if (error != 0) { 926268291Smav log_warn("error issuing CTL_PORT_REQ ioctl"); 927268291Smav return (1); 928255570Strasz } 929255570Strasz 930268291Smav if (req.status == CTL_LUN_ERROR) { 931268291Smav log_warnx("error returned from port removal request: %s", 932268291Smav req.error_str); 933268291Smav return (1); 934268291Smav } 935268291Smav 936268291Smav if (req.status != CTL_LUN_OK) { 937268291Smav log_warnx("unknown port removal request status %d", 938268291Smav req.status); 939268291Smav return (1); 940268291Smav } 941268291Smav 942255570Strasz return (0); 943255570Strasz} 944255570Strasz 945255570Strasz#ifdef ICL_KERNEL_PROXY 946255570Straszvoid 947264526Straszkernel_listen(struct addrinfo *ai, bool iser, int portal_id) 948255570Strasz{ 949255570Strasz struct ctl_iscsi req; 950255570Strasz 951255570Strasz bzero(&req, sizeof(req)); 952255570Strasz 953255570Strasz req.type = CTL_ISCSI_LISTEN; 954255570Strasz req.data.listen.iser = iser; 955255570Strasz req.data.listen.domain = ai->ai_family; 956255570Strasz req.data.listen.socktype = ai->ai_socktype; 957255570Strasz req.data.listen.protocol = ai->ai_protocol; 958255570Strasz req.data.listen.addr = ai->ai_addr; 959255570Strasz req.data.listen.addrlen = ai->ai_addrlen; 960264526Strasz req.data.listen.portal_id = portal_id; 961255570Strasz 962264526Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 963261765Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 964261765Strasz 965261765Strasz if (req.status != CTL_ISCSI_OK) { 966261765Strasz log_errx(1, "error returned from CTL iSCSI listen: %s", 967261765Strasz req.error_str); 968261765Strasz } 969255570Strasz} 970255570Strasz 971264526Straszvoid 972264530Straszkernel_accept(int *connection_id, int *portal_id, 973264530Strasz struct sockaddr *client_sa, socklen_t *client_salen) 974255570Strasz{ 975255570Strasz struct ctl_iscsi req; 976264530Strasz struct sockaddr_storage ss; 977255570Strasz 978255570Strasz bzero(&req, sizeof(req)); 979255570Strasz 980255570Strasz req.type = CTL_ISCSI_ACCEPT; 981264530Strasz req.data.accept.initiator_addr = (struct sockaddr *)&ss; 982255570Strasz 983264526Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) 984264526Strasz log_err(1, "error issuing CTL_ISCSI ioctl"); 985255570Strasz 986261765Strasz if (req.status != CTL_ISCSI_OK) { 987264526Strasz log_errx(1, "error returned from CTL iSCSI accept: %s", 988261765Strasz req.error_str); 989261765Strasz } 990261765Strasz 991264526Strasz *connection_id = req.data.accept.connection_id; 992264526Strasz *portal_id = req.data.accept.portal_id; 993264530Strasz *client_salen = req.data.accept.initiator_addrlen; 994264530Strasz memcpy(client_sa, &ss, *client_salen); 995255570Strasz} 996255570Strasz 997255570Straszvoid 998255570Straszkernel_send(struct pdu *pdu) 999255570Strasz{ 1000255570Strasz struct ctl_iscsi req; 1001255570Strasz 1002255570Strasz bzero(&req, sizeof(req)); 1003255570Strasz 1004255570Strasz req.type = CTL_ISCSI_SEND; 1005255570Strasz req.data.send.connection_id = pdu->pdu_connection->conn_socket; 1006255570Strasz req.data.send.bhs = pdu->pdu_bhs; 1007255570Strasz req.data.send.data_segment_len = pdu->pdu_data_len; 1008255570Strasz req.data.send.data_segment = pdu->pdu_data; 1009255570Strasz 1010261765Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1011255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1012255570Strasz "dropping connection"); 1013261765Strasz } 1014255570Strasz 1015261765Strasz if (req.status != CTL_ISCSI_OK) { 1016255570Strasz log_errx(1, "error returned from CTL iSCSI send: " 1017255570Strasz "%s; dropping connection", req.error_str); 1018261765Strasz } 1019255570Strasz} 1020255570Strasz 1021255570Straszvoid 1022255570Straszkernel_receive(struct pdu *pdu) 1023255570Strasz{ 1024255570Strasz struct ctl_iscsi req; 1025255570Strasz 1026255570Strasz pdu->pdu_data = malloc(MAX_DATA_SEGMENT_LENGTH); 1027255570Strasz if (pdu->pdu_data == NULL) 1028255570Strasz log_err(1, "malloc"); 1029255570Strasz 1030255570Strasz bzero(&req, sizeof(req)); 1031255570Strasz 1032255570Strasz req.type = CTL_ISCSI_RECEIVE; 1033255570Strasz req.data.receive.connection_id = pdu->pdu_connection->conn_socket; 1034255570Strasz req.data.receive.bhs = pdu->pdu_bhs; 1035255570Strasz req.data.receive.data_segment_len = MAX_DATA_SEGMENT_LENGTH; 1036255570Strasz req.data.receive.data_segment = pdu->pdu_data; 1037255570Strasz 1038261765Strasz if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1) { 1039255570Strasz log_err(1, "error issuing CTL_ISCSI ioctl; " 1040255570Strasz "dropping connection"); 1041261765Strasz } 1042255570Strasz 1043261765Strasz if (req.status != CTL_ISCSI_OK) { 1044255570Strasz log_errx(1, "error returned from CTL iSCSI receive: " 1045255570Strasz "%s; dropping connection", req.error_str); 1046261765Strasz } 1047255570Strasz 1048255570Strasz} 1049255570Strasz 1050255570Strasz#endif /* ICL_KERNEL_PROXY */ 1051255570Strasz 1052255570Strasz/* 1053255570Strasz * XXX: I CANT INTO LATIN 1054255570Strasz */ 1055255570Straszvoid 1056255570Straszkernel_capsicate(void) 1057255570Strasz{ 1058255570Strasz int error; 1059255570Strasz cap_rights_t rights; 1060255570Strasz const unsigned long cmds[] = { CTL_ISCSI }; 1061255570Strasz 1062255570Strasz cap_rights_init(&rights, CAP_IOCTL); 1063255570Strasz error = cap_rights_limit(ctl_fd, &rights); 1064255570Strasz if (error != 0 && errno != ENOSYS) 1065255570Strasz log_err(1, "cap_rights_limit"); 1066255570Strasz 1067255570Strasz error = cap_ioctls_limit(ctl_fd, cmds, 1068255570Strasz sizeof(cmds) / sizeof(cmds[0])); 1069255570Strasz if (error != 0 && errno != ENOSYS) 1070255570Strasz log_err(1, "cap_ioctls_limit"); 1071255570Strasz 1072255570Strasz error = cap_enter(); 1073255570Strasz if (error != 0 && errno != ENOSYS) 1074255570Strasz log_err(1, "cap_enter"); 1075255570Strasz 1076255570Strasz if (cap_sandboxed()) 1077255570Strasz log_debugx("Capsicum capability mode enabled"); 1078255570Strasz else 1079255570Strasz log_warnx("Capsicum capability mode not supported"); 1080255570Strasz} 1081255570Strasz 1082