1 %{ 2 /*- 3 * Copyright (c) 2012 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Edward Tomasz Napierala under sponsorship 7 * from the FreeBSD Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #include <sys/queue.h> 34 #include <sys/types.h> 35 #include <sys/stat.h> 36 #include <assert.h> 37 #include <stdio.h> 38 #include <stdint.h> 39 #include <stdlib.h> 40 #include <string.h> 41 42 #include "ctld.h" 43 44 extern FILE *yyin; 45 extern char *yytext; 46 extern int lineno; 47 48 static struct conf *conf = NULL; 49 static struct auth_group *auth_group = NULL; 50 static struct portal_group *portal_group = NULL; 51 static struct target *target = NULL; 52 static struct lun *lun = NULL; 53 54 extern void yyerror(const char *); 55 extern int yylex(void); 56 extern void yyrestart(FILE *); 57 58 %} 59 60 %token ALIAS AUTH_GROUP AUTH_TYPE BACKEND BLOCKSIZE CHAP CHAP_MUTUAL 61 %token CLOSING_BRACKET DEBUG DEVICE_ID DISCOVERY_AUTH_GROUP DISCOVERY_FILTER 62 %token INITIATOR_NAME INITIATOR_PORTAL ISNS_SERVER ISNS_PERIOD ISNS_TIMEOUT 63 %token LISTEN LISTEN_ISER LUN MAXPROC OFFLOAD OPENING_BRACKET OPTION 64 %token PATH PIDFILE PORT PORTAL_GROUP REDIRECT SEMICOLON SERIAL SIZE STR 65 %token TARGET TIMEOUT 66 67 %union 68 { 69 char *str; 70 } 71 72 %token <str> STR 73 74 %% 75 76 statements: 77 | 78 statements statement 79 | 80 statements statement SEMICOLON 81 ; 82 83 statement: 84 debug 85 | 86 timeout 87 | 88 maxproc 89 | 90 pidfile 91 | 92 isns_server 93 | 94 isns_period 95 | 96 isns_timeout 97 | 98 auth_group 99 | 100 portal_group 101 | 102 lun 103 | 104 target 105 ; 106 107 debug: DEBUG STR 108 { 109 uint64_t tmp; 110 111 if (expand_number($2, &tmp) != 0) { 112 yyerror("invalid numeric value"); 113 free($2); 114 return (1); 115 } 116 117 conf->conf_debug = tmp; 118 } 119 ; 120 121 timeout: TIMEOUT STR 122 { 123 uint64_t tmp; 124 125 if (expand_number($2, &tmp) != 0) { 126 yyerror("invalid numeric value"); 127 free($2); 128 return (1); 129 } 130 131 conf->conf_timeout = tmp; 132 } 133 ; 134 135 maxproc: MAXPROC STR 136 { 137 uint64_t tmp; 138 139 if (expand_number($2, &tmp) != 0) { 140 yyerror("invalid numeric value"); 141 free($2); 142 return (1); 143 } 144 145 conf->conf_maxproc = tmp; 146 } 147 ; 148 149 pidfile: PIDFILE STR 150 { 151 if (conf->conf_pidfile_path != NULL) { 152 log_warnx("pidfile specified more than once"); 153 free($2); 154 return (1); 155 } 156 conf->conf_pidfile_path = $2; 157 } 158 ; 159 160 isns_server: ISNS_SERVER STR 161 { 162 int error; 163 164 error = isns_new(conf, $2); 165 free($2); 166 if (error != 0) 167 return (1); 168 } 169 ; 170 171 isns_period: ISNS_PERIOD STR 172 { 173 uint64_t tmp; 174 175 if (expand_number($2, &tmp) != 0) { 176 yyerror("invalid numeric value"); 177 free($2); 178 return (1); 179 } 180 181 conf->conf_isns_period = tmp; 182 } 183 ; 184 185 isns_timeout: ISNS_TIMEOUT STR 186 { 187 uint64_t tmp; 188 189 if (expand_number($2, &tmp) != 0) { 190 yyerror("invalid numeric value"); 191 free($2); 192 return (1); 193 } 194 195 conf->conf_isns_timeout = tmp; 196 } 197 ; 198 199 auth_group: AUTH_GROUP auth_group_name 200 OPENING_BRACKET auth_group_entries CLOSING_BRACKET 201 { 202 auth_group = NULL; 203 } 204 ; 205 206 auth_group_name: STR 207 { 208 /* 209 * Make it possible to redefine default 210 * auth-group. but only once. 211 */ 212 if (strcmp($1, "default") == 0 && 213 conf->conf_default_ag_defined == false) { 214 auth_group = auth_group_find(conf, $1); 215 conf->conf_default_ag_defined = true; 216 } else { 217 auth_group = auth_group_new(conf, $1); 218 } 219 free($1); 220 if (auth_group == NULL) 221 return (1); 222 } 223 ; 224 225 auth_group_entries: 226 | 227 auth_group_entries auth_group_entry 228 | 229 auth_group_entries auth_group_entry SEMICOLON 230 ; 231 232 auth_group_entry: 233 auth_group_auth_type 234 | 235 auth_group_chap 236 | 237 auth_group_chap_mutual 238 | 239 auth_group_initiator_name 240 | 241 auth_group_initiator_portal 242 ; 243 244 auth_group_auth_type: AUTH_TYPE STR 245 { 246 int error; 247 248 error = auth_group_set_type(auth_group, $2); 249 free($2); 250 if (error != 0) 251 return (1); 252 } 253 ; 254 255 auth_group_chap: CHAP STR STR 256 { 257 const struct auth *ca; 258 259 ca = auth_new_chap(auth_group, $2, $3); 260 free($2); 261 free($3); 262 if (ca == NULL) 263 return (1); 264 } 265 ; 266 267 auth_group_chap_mutual: CHAP_MUTUAL STR STR STR STR 268 { 269 const struct auth *ca; 270 271 ca = auth_new_chap_mutual(auth_group, $2, $3, $4, $5); 272 free($2); 273 free($3); 274 free($4); 275 free($5); 276 if (ca == NULL) 277 return (1); 278 } 279 ; 280 281 auth_group_initiator_name: INITIATOR_NAME STR 282 { 283 const struct auth_name *an; 284 285 an = auth_name_new(auth_group, $2); 286 free($2); 287 if (an == NULL) 288 return (1); 289 } 290 ; 291 292 auth_group_initiator_portal: INITIATOR_PORTAL STR 293 { 294 const struct auth_portal *ap; 295 296 ap = auth_portal_new(auth_group, $2); 297 free($2); 298 if (ap == NULL) 299 return (1); 300 } 301 ; 302 303 portal_group: PORTAL_GROUP portal_group_name 304 OPENING_BRACKET portal_group_entries CLOSING_BRACKET 305 { 306 portal_group = NULL; 307 } 308 ; 309 310 portal_group_name: STR 311 { 312 /* 313 * Make it possible to redefine default 314 * portal-group. but only once. 315 */ 316 if (strcmp($1, "default") == 0 && 317 conf->conf_default_pg_defined == false) { 318 portal_group = portal_group_find(conf, $1); 319 conf->conf_default_pg_defined = true; 320 } else { 321 portal_group = portal_group_new(conf, $1); 322 } 323 free($1); 324 if (portal_group == NULL) 325 return (1); 326 } 327 ; 328 329 portal_group_entries: 330 | 331 portal_group_entries portal_group_entry 332 | 333 portal_group_entries portal_group_entry SEMICOLON 334 ; 335 336 portal_group_entry: 337 portal_group_discovery_auth_group 338 | 339 portal_group_discovery_filter 340 | 341 portal_group_listen 342 | 343 portal_group_listen_iser 344 | 345 portal_group_redirect 346 ; 347 348 portal_group_discovery_auth_group: DISCOVERY_AUTH_GROUP STR 349 { 350 if (portal_group->pg_discovery_auth_group != NULL) { 351 log_warnx("discovery-auth-group for portal-group " 352 "\"%s\" specified more than once", 353 portal_group->pg_name); 354 return (1); 355 } 356 portal_group->pg_discovery_auth_group = 357 auth_group_find(conf, $2); 358 if (portal_group->pg_discovery_auth_group == NULL) { 359 log_warnx("unknown discovery-auth-group \"%s\" " 360 "for portal-group \"%s\"", 361 $2, portal_group->pg_name); 362 return (1); 363 } 364 free($2); 365 } 366 ; 367 368 portal_group_discovery_filter: DISCOVERY_FILTER STR 369 { 370 int error; 371 372 error = portal_group_set_filter(portal_group, $2); 373 free($2); 374 if (error != 0) 375 return (1); 376 } 377 ; 378 379 portal_group_listen: LISTEN STR 380 { 381 int error; 382 383 error = portal_group_add_listen(portal_group, $2, false); 384 free($2); 385 if (error != 0) 386 return (1); 387 } 388 ; 389 390 portal_group_listen_iser: LISTEN_ISER STR 391 { 392 int error; 393 394 error = portal_group_add_listen(portal_group, $2, true); 395 free($2); 396 if (error != 0) 397 return (1); 398 } 399 ; 400 401 portal_group_redirect: REDIRECT STR 402 { 403 int error; 404 405 error = portal_group_set_redirection(portal_group, $2); 406 free($2); 407 if (error != 0) 408 return (1); 409 } 410 ; 411 412 lun: LUN lun_name 413 OPENING_BRACKET lun_entries CLOSING_BRACKET 414 { 415 lun = NULL; 416 } 417 ; 418 419 lun_name: STR 420 { 421 lun = lun_new(conf, $1); 422 free($1); 423 if (lun == NULL) 424 return (1); 425 } 426 ; 427 428 target: TARGET target_name 429 OPENING_BRACKET target_entries CLOSING_BRACKET 430 { 431 target = NULL; 432 } 433 ; 434 435 target_name: STR 436 { 437 target = target_new(conf, $1); 438 free($1); 439 if (target == NULL) 440 return (1); 441 } 442 ; 443 444 target_entries: 445 | 446 target_entries target_entry 447 | 448 target_entries target_entry SEMICOLON 449 ; 450 451 target_entry: 452 target_alias 453 | 454 target_auth_group 455 | 456 target_auth_type 457 | 458 target_chap 459 | 460 target_chap_mutual 461 | 462 target_initiator_name 463 | 464 target_initiator_portal 465 | 466 target_offload 467 | 468 target_portal_group 469 | 470 target_port 471 | 472 target_redirect 473 | 474 target_lun 475 | 476 target_lun_ref 477 ; 478 479 target_alias: ALIAS STR 480 { 481 if (target->t_alias != NULL) { 482 log_warnx("alias for target \"%s\" " 483 "specified more than once", target->t_name); 484 return (1); 485 } 486 target->t_alias = $2; 487 } 488 ; 489 490 target_auth_group: AUTH_GROUP STR 491 { 492 if (target->t_auth_group != NULL) { 493 if (target->t_auth_group->ag_name != NULL) 494 log_warnx("auth-group for target \"%s\" " 495 "specified more than once", target->t_name); 496 else 497 log_warnx("cannot use both auth-group and explicit " 498 "authorisations for target \"%s\"", 499 target->t_name); 500 return (1); 501 } 502 target->t_auth_group = auth_group_find(conf, $2); 503 if (target->t_auth_group == NULL) { 504 log_warnx("unknown auth-group \"%s\" for target " 505 "\"%s\"", $2, target->t_name); 506 return (1); 507 } 508 free($2); 509 } 510 ; 511 512 target_auth_type: AUTH_TYPE STR 513 { 514 int error; 515 516 if (target->t_auth_group != NULL) { 517 if (target->t_auth_group->ag_name != NULL) { 518 log_warnx("cannot use both auth-group and " 519 "auth-type for target \"%s\"", 520 target->t_name); 521 return (1); 522 } 523 } else { 524 target->t_auth_group = auth_group_new(conf, NULL); 525 if (target->t_auth_group == NULL) { 526 free($2); 527 return (1); 528 } 529 target->t_auth_group->ag_target = target; 530 } 531 error = auth_group_set_type(target->t_auth_group, $2); 532 free($2); 533 if (error != 0) 534 return (1); 535 } 536 ; 537 538 target_chap: CHAP STR STR 539 { 540 const struct auth *ca; 541 542 if (target->t_auth_group != NULL) { 543 if (target->t_auth_group->ag_name != NULL) { 544 log_warnx("cannot use both auth-group and " 545 "chap for target \"%s\"", 546 target->t_name); 547 free($2); 548 free($3); 549 return (1); 550 } 551 } else { 552 target->t_auth_group = auth_group_new(conf, NULL); 553 if (target->t_auth_group == NULL) { 554 free($2); 555 free($3); 556 return (1); 557 } 558 target->t_auth_group->ag_target = target; 559 } 560 ca = auth_new_chap(target->t_auth_group, $2, $3); 561 free($2); 562 free($3); 563 if (ca == NULL) 564 return (1); 565 } 566 ; 567 568 target_chap_mutual: CHAP_MUTUAL STR STR STR STR 569 { 570 const struct auth *ca; 571 572 if (target->t_auth_group != NULL) { 573 if (target->t_auth_group->ag_name != NULL) { 574 log_warnx("cannot use both auth-group and " 575 "chap-mutual for target \"%s\"", 576 target->t_name); 577 free($2); 578 free($3); 579 free($4); 580 free($5); 581 return (1); 582 } 583 } else { 584 target->t_auth_group = auth_group_new(conf, NULL); 585 if (target->t_auth_group == NULL) { 586 free($2); 587 free($3); 588 free($4); 589 free($5); 590 return (1); 591 } 592 target->t_auth_group->ag_target = target; 593 } 594 ca = auth_new_chap_mutual(target->t_auth_group, 595 $2, $3, $4, $5); 596 free($2); 597 free($3); 598 free($4); 599 free($5); 600 if (ca == NULL) 601 return (1); 602 } 603 ; 604 605 target_initiator_name: INITIATOR_NAME STR 606 { 607 const struct auth_name *an; 608 609 if (target->t_auth_group != NULL) { 610 if (target->t_auth_group->ag_name != NULL) { 611 log_warnx("cannot use both auth-group and " 612 "initiator-name for target \"%s\"", 613 target->t_name); 614 free($2); 615 return (1); 616 } 617 } else { 618 target->t_auth_group = auth_group_new(conf, NULL); 619 if (target->t_auth_group == NULL) { 620 free($2); 621 return (1); 622 } 623 target->t_auth_group->ag_target = target; 624 } 625 an = auth_name_new(target->t_auth_group, $2); 626 free($2); 627 if (an == NULL) 628 return (1); 629 } 630 ; 631 632 target_initiator_portal: INITIATOR_PORTAL STR 633 { 634 const struct auth_portal *ap; 635 636 if (target->t_auth_group != NULL) { 637 if (target->t_auth_group->ag_name != NULL) { 638 log_warnx("cannot use both auth-group and " 639 "initiator-portal for target \"%s\"", 640 target->t_name); 641 free($2); 642 return (1); 643 } 644 } else { 645 target->t_auth_group = auth_group_new(conf, NULL); 646 if (target->t_auth_group == NULL) { 647 free($2); 648 return (1); 649 } 650 target->t_auth_group->ag_target = target; 651 } 652 ap = auth_portal_new(target->t_auth_group, $2); 653 free($2); 654 if (ap == NULL) 655 return (1); 656 } 657 ; 658 659 target_offload: OFFLOAD STR 660 { 661 int error; 662 663 error = target_set_offload(target, $2); 664 free($2); 665 if (error != 0) 666 return (1); 667 } 668 ; 669 670 target_portal_group: PORTAL_GROUP STR STR 671 { 672 struct portal_group *tpg; 673 struct auth_group *tag; 674 struct port *tp; 675 676 tpg = portal_group_find(conf, $2); 677 if (tpg == NULL) { 678 log_warnx("unknown portal-group \"%s\" for target " 679 "\"%s\"", $2, target->t_name); 680 free($2); 681 free($3); 682 return (1); 683 } 684 tag = auth_group_find(conf, $3); 685 if (tag == NULL) { 686 log_warnx("unknown auth-group \"%s\" for target " 687 "\"%s\"", $3, target->t_name); 688 free($2); 689 free($3); 690 return (1); 691 } 692 tp = port_new(conf, target, tpg); 693 if (tp == NULL) { 694 log_warnx("can't link portal-group \"%s\" to target " 695 "\"%s\"", $2, target->t_name); 696 free($2); 697 return (1); 698 } 699 tp->p_auth_group = tag; 700 free($2); 701 free($3); 702 } 703 | PORTAL_GROUP STR 704 { 705 struct portal_group *tpg; 706 struct port *tp; 707 708 tpg = portal_group_find(conf, $2); 709 if (tpg == NULL) { 710 log_warnx("unknown portal-group \"%s\" for target " 711 "\"%s\"", $2, target->t_name); 712 free($2); 713 return (1); 714 } 715 tp = port_new(conf, target, tpg); 716 if (tp == NULL) { 717 log_warnx("can't link portal-group \"%s\" to target " 718 "\"%s\"", $2, target->t_name); 719 free($2); 720 return (1); 721 } 722 free($2); 723 } 724 ; 725 726 target_port: PORT STR 727 { 728 struct pport *pp; 729 struct port *tp; 730 731 pp = pport_find(conf, $2); 732 if (pp == NULL) { 733 log_warnx("unknown port \"%s\" for target \"%s\"", 734 $2, target->t_name); 735 free($2); 736 return (1); 737 } 738 if (!TAILQ_EMPTY(&pp->pp_ports)) { 739 log_warnx("can't link port \"%s\" to target \"%s\", " 740 "port already linked to some target", 741 $2, target->t_name); 742 free($2); 743 return (1); 744 } 745 tp = port_new_pp(conf, target, pp); 746 if (tp == NULL) { 747 log_warnx("can't link port \"%s\" to target \"%s\"", 748 $2, target->t_name); 749 free($2); 750 return (1); 751 } 752 free($2); 753 } 754 ; 755 756 target_redirect: REDIRECT STR 757 { 758 int error; 759 760 error = target_set_redirection(target, $2); 761 free($2); 762 if (error != 0) 763 return (1); 764 } 765 ; 766 767 target_lun: LUN lun_number 768 OPENING_BRACKET lun_entries CLOSING_BRACKET 769 { 770 lun = NULL; 771 } 772 ; 773 774 lun_number: STR 775 { 776 uint64_t tmp; 777 char *name; 778 779 if (expand_number($1, &tmp) != 0) { 780 yyerror("invalid numeric value"); 781 free($1); 782 return (1); 783 } 784 785 asprintf(&name, "%s,lun,%ju", target->t_name, tmp); 786 lun = lun_new(conf, name); 787 if (lun == NULL) 788 return (1); 789 790 lun_set_scsiname(lun, name); 791 target->t_luns[tmp] = lun; 792 } 793 ; 794 795 target_lun_ref: LUN STR STR 796 { 797 uint64_t tmp; 798 799 if (expand_number($2, &tmp) != 0) { 800 yyerror("invalid numeric value"); 801 free($2); 802 free($3); 803 return (1); 804 } 805 free($2); 806 807 lun = lun_find(conf, $3); 808 free($3); 809 if (lun == NULL) 810 return (1); 811 812 target->t_luns[tmp] = lun; 813 } 814 ; 815 816 lun_entries: 817 | 818 lun_entries lun_entry 819 | 820 lun_entries lun_entry SEMICOLON 821 ; 822 823 lun_entry: 824 lun_backend 825 | 826 lun_blocksize 827 | 828 lun_device_id 829 | 830 lun_option 831 | 832 lun_path 833 | 834 lun_serial 835 | 836 lun_size 837 ; 838 839 lun_backend: BACKEND STR 840 { 841 if (lun->l_backend != NULL) { 842 log_warnx("backend for lun \"%s\" " 843 "specified more than once", 844 lun->l_name); 845 free($2); 846 return (1); 847 } 848 lun_set_backend(lun, $2); 849 free($2); 850 } 851 ; 852 853 lun_blocksize: BLOCKSIZE STR 854 { 855 uint64_t tmp; 856 857 if (expand_number($2, &tmp) != 0) { 858 yyerror("invalid numeric value"); 859 free($2); 860 return (1); 861 } 862 863 if (lun->l_blocksize != 0) { 864 log_warnx("blocksize for lun \"%s\" " 865 "specified more than once", 866 lun->l_name); 867 return (1); 868 } 869 lun_set_blocksize(lun, tmp); 870 } 871 ; 872 873 lun_device_id: DEVICE_ID STR 874 { 875 if (lun->l_device_id != NULL) { 876 log_warnx("device_id for lun \"%s\" " 877 "specified more than once", 878 lun->l_name); 879 free($2); 880 return (1); 881 } 882 lun_set_device_id(lun, $2); 883 free($2); 884 } 885 ; 886 887 lun_option: OPTION STR STR 888 { 889 struct lun_option *clo; 890 891 clo = lun_option_new(lun, $2, $3); 892 free($2); 893 free($3); 894 if (clo == NULL) 895 return (1); 896 } 897 ; 898 899 lun_path: PATH STR 900 { 901 if (lun->l_path != NULL) { 902 log_warnx("path for lun \"%s\" " 903 "specified more than once", 904 lun->l_name); 905 free($2); 906 return (1); 907 } 908 lun_set_path(lun, $2); 909 free($2); 910 } 911 ; 912 913 lun_serial: SERIAL STR 914 { 915 if (lun->l_serial != NULL) { 916 log_warnx("serial for lun \"%s\" " 917 "specified more than once", 918 lun->l_name); 919 free($2); 920 return (1); 921 } 922 lun_set_serial(lun, $2); 923 free($2); 924 } 925 ; 926 927 lun_size: SIZE STR 928 { 929 uint64_t tmp; 930 931 if (expand_number($2, &tmp) != 0) { 932 yyerror("invalid numeric value"); 933 free($2); 934 return (1); 935 } 936 937 if (lun->l_size != 0) { 938 log_warnx("size for lun \"%s\" " 939 "specified more than once", 940 lun->l_name); 941 return (1); 942 } 943 lun_set_size(lun, tmp); 944 } 945 ; 946 %% 947 948 void 949 yyerror(const char *str) 950 { 951 952 log_warnx("error in configuration file at line %d near '%s': %s", 953 lineno, yytext, str); 954 } 955 956 static void 957 check_perms(const char *path) 958 { 959 struct stat sb; 960 int error; 961 962 error = stat(path, &sb); 963 if (error != 0) { 964 log_warn("stat"); 965 return; 966 } 967 if (sb.st_mode & S_IWOTH) { 968 log_warnx("%s is world-writable", path); 969 } else if (sb.st_mode & S_IROTH) { 970 log_warnx("%s is world-readable", path); 971 } else if (sb.st_mode & S_IXOTH) { 972 /* 973 * Ok, this one doesn't matter, but still do it, 974 * just for consistency. 975 */ 976 log_warnx("%s is world-executable", path); 977 } 978 979 /* 980 * XXX: Should we also check for owner != 0? 981 */ 982 } 983 984 struct conf * 985 conf_new_from_file(const char *path, struct conf *oldconf) 986 { 987 struct auth_group *ag; 988 struct portal_group *pg; 989 struct pport *pp; 990 int error; 991 992 log_debugx("obtaining configuration from %s", path); 993 994 conf = conf_new(); 995 996 TAILQ_FOREACH(pp, &oldconf->conf_pports, pp_next) 997 pport_copy(pp, conf); 998 999 ag = auth_group_new(conf, "default"); 1000 assert(ag != NULL); 1001 1002 ag = auth_group_new(conf, "no-authentication"); 1003 assert(ag != NULL); 1004 ag->ag_type = AG_TYPE_NO_AUTHENTICATION; 1005 1006 ag = auth_group_new(conf, "no-access"); 1007 assert(ag != NULL); 1008 ag->ag_type = AG_TYPE_DENY; 1009 1010 pg = portal_group_new(conf, "default"); 1011 assert(pg != NULL); 1012 1013 yyin = fopen(path, "r"); 1014 if (yyin == NULL) { 1015 log_warn("unable to open configuration file %s", path); 1016 conf_delete(conf); 1017 return (NULL); 1018 } 1019 check_perms(path); 1020 lineno = 1; 1021 yyrestart(yyin); 1022 error = yyparse(); 1023 auth_group = NULL; 1024 portal_group = NULL; 1025 target = NULL; 1026 lun = NULL; 1027 fclose(yyin); 1028 if (error != 0) { 1029 conf_delete(conf); 1030 return (NULL); 1031 } 1032 1033 if (conf->conf_default_ag_defined == false) { 1034 log_debugx("auth-group \"default\" not defined; " 1035 "going with defaults"); 1036 ag = auth_group_find(conf, "default"); 1037 assert(ag != NULL); 1038 ag->ag_type = AG_TYPE_DENY; 1039 } 1040 1041 if (conf->conf_default_pg_defined == false) { 1042 log_debugx("portal-group \"default\" not defined; " 1043 "going with defaults"); 1044 pg = portal_group_find(conf, "default"); 1045 assert(pg != NULL); 1046 portal_group_add_listen(pg, "0.0.0.0:3260", false); 1047 portal_group_add_listen(pg, "[::]:3260", false); 1048 } 1049 1050 conf->conf_kernel_port_on = true; 1051 1052 error = conf_verify(conf); 1053 if (error != 0) { 1054 conf_delete(conf); 1055 return (NULL); 1056 } 1057 1058 return (conf); 1059 } 1060