1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. 24 */ 25 26 /* 27 * SMB specific functions 28 */ 29 #include <stdio.h> 30 #include <string.h> 31 #include <ctype.h> 32 #include <stdlib.h> 33 #include <unistd.h> 34 #include <zone.h> 35 #include <errno.h> 36 #include <locale.h> 37 #include <fcntl.h> 38 #include <sys/types.h> 39 #include <sys/stat.h> 40 #include <syslog.h> 41 #include "libshare.h" 42 #include "libshare_impl.h" 43 #include <pwd.h> 44 #include <limits.h> 45 #include <libscf.h> 46 #include <libscf_priv.h> 47 #include <strings.h> 48 #include "libshare_smb.h" 49 #include <rpcsvc/daemon_utils.h> 50 #include <smbsrv/smb_share.h> 51 #include <smbsrv/smbinfo.h> 52 #include <smbsrv/libsmb.h> 53 #include <libdlpi.h> 54 55 #define SMB_CSC_BUFSZ 64 56 57 #define SMB_VALID_SUB_CHRS "UDhMLmIiSPu" /* substitution characters */ 58 59 /* internal functions */ 60 static int smb_share_init(void); 61 static void smb_share_fini(void); 62 static int smb_enable_share(sa_share_t); 63 static int smb_share_changed(sa_share_t); 64 static int smb_resource_changed(sa_resource_t); 65 static int smb_rename_resource(sa_handle_t, sa_resource_t, char *); 66 static int smb_disable_share(sa_share_t share, char *); 67 static int smb_validate_property(sa_handle_t, sa_property_t, sa_optionset_t); 68 static int smb_set_proto_prop(sa_property_t); 69 static sa_protocol_properties_t smb_get_proto_set(void); 70 static char *smb_get_status(void); 71 static int smb_parse_optstring(sa_group_t, char *); 72 static char *smb_format_options(sa_group_t, int); 73 74 static int smb_enable_service(void); 75 76 static int range_check_validator(int, char *); 77 static int range_check_validator_zero_ok(int, char *); 78 static int string_length_check_validator(int, char *); 79 static int true_false_validator(int, char *); 80 static int ipv4_validator(int, char *); 81 static int hostname_validator(int, char *); 82 static int path_validator(int, char *); 83 static int cmd_validator(int, char *); 84 static int disposition_validator(int, char *); 85 86 static int smb_enable_resource(sa_resource_t); 87 static int smb_disable_resource(sa_resource_t); 88 static uint64_t smb_share_features(void); 89 static int smb_list_transient(sa_handle_t); 90 91 static int smb_build_shareinfo(sa_share_t, sa_resource_t, smb_share_t *); 92 static void smb_csc_option(const char *, smb_share_t *); 93 static char *smb_csc_name(const smb_share_t *); 94 static sa_group_t smb_get_defaultgrp(sa_handle_t); 95 static int interface_validator(int, char *); 96 static int smb_update_optionset_props(sa_handle_t, sa_resource_t, nvlist_t *); 97 98 static boolean_t smb_saprop_getbool(sa_optionset_t, char *); 99 static boolean_t smb_saprop_getstr(sa_optionset_t, char *, char *, size_t); 100 101 static struct { 102 char *value; 103 uint32_t flag; 104 } cscopt[] = { 105 { "disabled", SMB_SHRF_CSC_DISABLED }, 106 { "manual", SMB_SHRF_CSC_MANUAL }, 107 { "auto", SMB_SHRF_CSC_AUTO }, 108 { "vdo", SMB_SHRF_CSC_VDO } 109 }; 110 111 /* size of basic format allocation */ 112 #define OPT_CHUNK 1024 113 114 /* size of string for types - big enough to hold "dependency" */ 115 #define SCFTYPE_LEN 32 116 117 /* 118 * Indexes of entries in smb_proto_options table. 119 * Changes to smb_proto_options table may require 120 * an update to these values. 121 */ 122 #define PROTO_OPT_WINS1 6 123 #define PROTO_OPT_WINS_EXCLUDE 8 124 125 typedef struct smb_hostifs_walker { 126 const char *hiw_ifname; 127 boolean_t hiw_matchfound; 128 } smb_hostifs_walker_t; 129 130 131 /* 132 * ops vector that provides the protocol specific info and operations 133 * for share management. 134 */ 135 136 struct sa_plugin_ops sa_plugin_ops = { 137 SA_PLUGIN_VERSION, 138 SMB_PROTOCOL_NAME, 139 smb_share_init, 140 smb_share_fini, 141 smb_enable_share, 142 smb_disable_share, 143 smb_validate_property, 144 NULL, /* valid_space */ 145 NULL, /* security_prop */ 146 smb_parse_optstring, 147 smb_format_options, 148 smb_set_proto_prop, 149 smb_get_proto_set, 150 smb_get_status, 151 NULL, /* space_alias */ 152 NULL, /* update_legacy */ 153 NULL, /* delete_legacy */ 154 smb_share_changed, 155 smb_enable_resource, 156 smb_disable_resource, 157 smb_share_features, 158 smb_list_transient, 159 smb_resource_changed, 160 smb_rename_resource, 161 NULL, /* run_command */ 162 NULL, /* command_help */ 163 NULL /* delete_proto_section */ 164 }; 165 166 struct option_defs optdefs[] = { 167 { SHOPT_AD_CONTAINER, OPT_TYPE_STRING }, 168 { SHOPT_ABE, OPT_TYPE_BOOLEAN }, 169 { SHOPT_NAME, OPT_TYPE_NAME }, 170 { SHOPT_RO, OPT_TYPE_ACCLIST }, 171 { SHOPT_RW, OPT_TYPE_ACCLIST }, 172 { SHOPT_NONE, OPT_TYPE_ACCLIST }, 173 { SHOPT_CATIA, OPT_TYPE_BOOLEAN }, 174 { SHOPT_CSC, OPT_TYPE_CSC }, 175 { SHOPT_GUEST, OPT_TYPE_BOOLEAN }, 176 { SHOPT_DFSROOT, OPT_TYPE_BOOLEAN }, 177 { SHOPT_DESCRIPTION, OPT_TYPE_STRING }, 178 { NULL, NULL } 179 }; 180 181 /* 182 * findopt(name) 183 * 184 * Lookup option "name" in the option table and return the table 185 * index. 186 */ 187 static int 188 findopt(char *name) 189 { 190 int i; 191 if (name != NULL) { 192 for (i = 0; optdefs[i].tag != NULL; i++) { 193 if (strcmp(optdefs[i].tag, name) == 0) 194 return (i); 195 } 196 } 197 return (-1); 198 } 199 200 /* 201 * is_a_number(number) 202 * 203 * is the string a number in one of the forms we want to use? 204 */ 205 static boolean_t 206 is_a_number(char *number) 207 { 208 boolean_t isnum = B_TRUE; 209 boolean_t ishex = B_FALSE; 210 211 if (number == NULL || *number == '\0') 212 return (B_FALSE); 213 214 if (strncasecmp(number, "0x", 2) == 0) { 215 number += 2; 216 ishex = B_TRUE; 217 } else if (*number == '-') { 218 number++; 219 } 220 221 while (isnum && (*number != '\0')) { 222 isnum = (ishex) ? isxdigit(*number) : isdigit(*number); 223 number++; 224 } 225 226 return (isnum); 227 } 228 229 /* 230 * check ro vs rw values. Over time this may get beefed up. 231 * for now it just does simple checks. 232 */ 233 234 static int 235 check_rorw(char *v1, char *v2) 236 { 237 int ret = SA_OK; 238 if (strcmp(v1, v2) == 0) 239 ret = SA_VALUE_CONFLICT; 240 return (ret); 241 } 242 243 /* 244 * validresource(name) 245 * 246 * Check that name only has valid characters in it. The current valid 247 * set are the printable characters but not including: 248 * " / \ [ ] : | < > + ; , ? * = \t 249 * Note that space is included and there is a maximum length. 250 */ 251 static boolean_t 252 validresource(const char *name) 253 { 254 const char *cp; 255 size_t len; 256 257 if (name == NULL) 258 return (B_FALSE); 259 260 len = strlen(name); 261 if (len == 0 || len > SA_MAX_RESOURCE_NAME) 262 return (B_FALSE); 263 264 if (strpbrk(name, "\"/\\[]:|<>+;,?*=\t") != NULL) { 265 return (B_FALSE); 266 } 267 268 for (cp = name; *cp != '\0'; cp++) 269 if (iscntrl(*cp)) 270 return (B_FALSE); 271 272 return (B_TRUE); 273 } 274 275 /* 276 * Check that the client-side caching (CSC) option value is valid. 277 */ 278 static boolean_t 279 validcsc(const char *value) 280 { 281 int i; 282 283 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 284 if (strcasecmp(value, cscopt[i].value) == 0) 285 return (B_TRUE); 286 } 287 288 return (B_FALSE); 289 } 290 291 /* 292 * smb_isonline() 293 * 294 * Determine if the SMF service instance is in the online state or 295 * not. A number of operations depend on this state. 296 */ 297 static boolean_t 298 smb_isonline(void) 299 { 300 char *str; 301 boolean_t ret = B_FALSE; 302 303 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 304 ret = (strcmp(str, SCF_STATE_STRING_ONLINE) == 0); 305 free(str); 306 } 307 return (ret); 308 } 309 310 /* 311 * smb_isdisabled() 312 * 313 * Determine if the SMF service instance is in the disabled state or 314 * not. A number of operations depend on this state. 315 */ 316 static boolean_t 317 smb_isdisabled(void) 318 { 319 char *str; 320 boolean_t ret = B_FALSE; 321 322 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 323 ret = (strcmp(str, SCF_STATE_STRING_DISABLED) == 0); 324 free(str); 325 } 326 return (ret); 327 } 328 329 /* 330 * smb_isautoenable() 331 * 332 * Determine if the SMF service instance auto_enabled set or not. A 333 * number of operations depend on this state. The property not being 334 * set or being set to true means autoenable. Only being set to false 335 * is not autoenabled. 336 */ 337 static boolean_t 338 smb_isautoenable(void) 339 { 340 boolean_t ret = B_TRUE; 341 scf_simple_prop_t *prop; 342 uint8_t *retstr; 343 344 prop = scf_simple_prop_get(NULL, SMBD_DEFAULT_INSTANCE_FMRI, 345 "application", "auto_enable"); 346 if (prop != NULL) { 347 retstr = scf_simple_prop_next_boolean(prop); 348 ret = *retstr != 0; 349 scf_simple_prop_free(prop); 350 } 351 return (ret); 352 } 353 354 /* 355 * smb_ismaint() 356 * 357 * Determine if the SMF service instance is in the disabled state or 358 * not. A number of operations depend on this state. 359 */ 360 static boolean_t 361 smb_ismaint(void) 362 { 363 char *str; 364 boolean_t ret = B_FALSE; 365 366 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 367 ret = (strcmp(str, SCF_STATE_STRING_MAINT) == 0); 368 free(str); 369 } 370 return (ret); 371 } 372 373 /* 374 * smb_enable_share tells the implementation that it is to enable the share. 375 * This entails converting the path and options into the appropriate ioctl 376 * calls. It is assumed that all error checking of paths, etc. were 377 * done earlier. 378 */ 379 static int 380 smb_enable_share(sa_share_t share) 381 { 382 char *path; 383 smb_share_t si; 384 sa_resource_t resource; 385 boolean_t iszfs; 386 boolean_t privileged; 387 int err = SA_OK; 388 priv_set_t *priv_effective; 389 boolean_t online; 390 391 /* 392 * We only start in the global zone and only run if we aren't 393 * running Trusted Extensions. 394 */ 395 if (getzoneid() != GLOBAL_ZONEID) { 396 (void) printf(dgettext(TEXT_DOMAIN, 397 "SMB: service not supported in local zone\n")); 398 return (SA_NOT_SUPPORTED); 399 } 400 if (is_system_labeled()) { 401 (void) printf(dgettext(TEXT_DOMAIN, 402 "SMB: service not supported with Trusted Extensions\n")); 403 return (SA_NOT_SUPPORTED); 404 } 405 406 priv_effective = priv_allocset(); 407 (void) getppriv(PRIV_EFFECTIVE, priv_effective); 408 privileged = (priv_isfullset(priv_effective) == B_TRUE); 409 priv_freeset(priv_effective); 410 411 /* get the path since it is important in several places */ 412 path = sa_get_share_attr(share, "path"); 413 if (path == NULL) 414 return (SA_NO_SUCH_PATH); 415 416 /* 417 * If administratively disabled, don't try to start anything. 418 */ 419 online = smb_isonline(); 420 if (!online && !smb_isautoenable() && smb_isdisabled()) 421 goto done; 422 423 iszfs = sa_path_is_zfs(path); 424 425 if (iszfs) { 426 427 if (privileged == B_FALSE && !online) { 428 429 if (!online) { 430 (void) printf(dgettext(TEXT_DOMAIN, 431 "SMB: Cannot share remove " 432 "file system: %s\n"), path); 433 (void) printf(dgettext(TEXT_DOMAIN, 434 "SMB: Service needs to be enabled " 435 "by a privileged user\n")); 436 err = SA_NO_PERMISSION; 437 errno = EPERM; 438 } 439 if (err) { 440 sa_free_attr_string(path); 441 return (err); 442 } 443 444 } 445 } 446 447 if (privileged == B_TRUE && !online) { 448 err = smb_enable_service(); 449 if (err != SA_OK) { 450 (void) printf(dgettext(TEXT_DOMAIN, 451 "SMB: Unable to enable service\n")); 452 /* 453 * For now, it is OK to not be able to enable 454 * the service. 455 */ 456 if (err == SA_BUSY || err == SA_SYSTEM_ERR) 457 err = SA_OK; 458 } else { 459 online = B_TRUE; 460 } 461 } 462 463 /* 464 * Don't bother trying to start shares if the service isn't 465 * running. 466 */ 467 if (!online) 468 goto done; 469 470 /* Each share can have multiple resources */ 471 for (resource = sa_get_share_resource(share, NULL); 472 resource != NULL; 473 resource = sa_get_next_resource(resource)) { 474 err = smb_build_shareinfo(share, resource, &si); 475 if (err != SA_OK) { 476 sa_free_attr_string(path); 477 return (err); 478 } 479 480 if (!iszfs) { 481 err = smb_share_create(&si); 482 } else { 483 share_t sh; 484 485 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 486 err = sa_share_zfs(share, resource, (char *)path, &sh, 487 &si, ZFS_SHARE_SMB); 488 if (err != SA_OK) { 489 errno = err; 490 err = -1; 491 } 492 sa_emptyshare(&sh); 493 } 494 } 495 if (!iszfs) 496 (void) sa_update_sharetab(share, "smb"); 497 done: 498 sa_free_attr_string(path); 499 500 return (err == NERR_DuplicateShare ? 0 : err); 501 } 502 503 /* 504 * This is the share for CIFS all shares have resource names. 505 * Enable tells the smb server to update its hash. If it fails 506 * because smb server is down, we just ignore as smb server loads 507 * the resources from sharemanager at startup. 508 */ 509 510 static int 511 smb_enable_resource(sa_resource_t resource) 512 { 513 sa_share_t share; 514 smb_share_t si; 515 int ret = SA_OK; 516 int err; 517 boolean_t isonline; 518 519 share = sa_get_resource_parent(resource); 520 if (share == NULL) 521 return (SA_NO_SUCH_PATH); 522 523 /* 524 * If administratively disabled, don't try to start anything. 525 */ 526 isonline = smb_isonline(); 527 if (!isonline && !smb_isautoenable() && smb_isdisabled()) 528 return (SA_OK); 529 530 if (!isonline) { 531 (void) smb_enable_service(); 532 533 if (!smb_isonline()) 534 return (SA_OK); 535 } 536 537 if ((ret = smb_build_shareinfo(share, resource, &si)) != SA_OK) 538 return (ret); 539 540 /* 541 * Attempt to add the share. Any error that occurs if it was 542 * online is an error but don't count NERR_DuplicateName if 543 * smb/server had to be brought online since bringing the 544 * service up will enable the share that was just added prior 545 * to the attempt to enable. 546 */ 547 err = smb_share_create(&si); 548 if (err == NERR_Success || !(!isonline && err == NERR_DuplicateName)) 549 (void) sa_update_sharetab(share, "smb"); 550 else 551 return (SA_NOT_SHARED); 552 553 return (SA_OK); 554 } 555 556 /* 557 * Remove it from smb server hash. 558 */ 559 static int 560 smb_disable_resource(sa_resource_t resource) 561 { 562 char *rname; 563 uint32_t res; 564 sa_share_t share; 565 566 rname = sa_get_resource_attr(resource, "name"); 567 if (rname == NULL) 568 return (SA_NO_SUCH_RESOURCE); 569 570 if (smb_isonline()) { 571 res = smb_share_delete(rname); 572 if (res != NERR_Success && 573 res != NERR_NetNameNotFound) { 574 sa_free_attr_string(rname); 575 return (SA_CONFIG_ERR); 576 } 577 } 578 579 sa_free_attr_string(rname); 580 581 share = sa_get_resource_parent(resource); 582 if (share != NULL) { 583 rname = sa_get_share_attr(share, "path"); 584 if (rname != NULL) { 585 sa_handle_t handle; 586 587 handle = sa_find_group_handle((sa_group_t)resource); 588 (void) sa_delete_sharetab(handle, rname, "smb"); 589 sa_free_attr_string(rname); 590 } 591 } 592 /* 593 * Always return OK as smb/server may be down and 594 * Shares will be picked up when loaded. 595 */ 596 return (SA_OK); 597 } 598 599 /* 600 * smb_share_changed(sa_share_t share) 601 * 602 * The specified share has changed. 603 */ 604 static int 605 smb_share_changed(sa_share_t share) 606 { 607 char *path; 608 sa_resource_t resource; 609 610 if (!smb_isonline()) 611 return (SA_OK); 612 613 /* get the path since it is important in several places */ 614 path = sa_get_share_attr(share, "path"); 615 if (path == NULL) 616 return (SA_NO_SUCH_PATH); 617 618 for (resource = sa_get_share_resource(share, NULL); 619 resource != NULL; 620 resource = sa_get_next_resource(resource)) 621 (void) smb_resource_changed(resource); 622 623 sa_free_attr_string(path); 624 625 return (SA_OK); 626 } 627 628 /* 629 * smb_resource_changed(sa_resource_t resource) 630 * 631 * The specified resource has changed. 632 */ 633 static int 634 smb_resource_changed(sa_resource_t resource) 635 { 636 uint32_t res; 637 sa_share_t share; 638 smb_share_t si; 639 640 if (!smb_isonline()) 641 return (SA_OK); 642 643 if ((share = sa_get_resource_parent(resource)) == NULL) 644 return (SA_CONFIG_ERR); 645 646 if ((res = smb_build_shareinfo(share, resource, &si)) != SA_OK) 647 return (res); 648 649 res = smb_share_modify(&si); 650 651 if (res != NERR_Success) 652 return (SA_CONFIG_ERR); 653 654 return (smb_enable_service()); 655 } 656 657 /* 658 * smb_disable_share(sa_share_t share, char *path) 659 * 660 * Unshare the specified share. Note that "path" is the same 661 * path as what is in the "share" object. It is passed in to avoid an 662 * additional lookup. A missing "path" value makes this a no-op 663 * function. 664 */ 665 static int 666 smb_disable_share(sa_share_t share, char *path) 667 { 668 char *rname; 669 sa_resource_t resource; 670 sa_group_t parent; 671 boolean_t iszfs; 672 int err = SA_OK; 673 int ret = SA_OK; 674 sa_handle_t handle; 675 boolean_t first = B_TRUE; /* work around sharetab issue */ 676 677 if (path == NULL) 678 return (ret); 679 680 /* 681 * If the share is in a ZFS group we need to handle it 682 * differently. Just being on a ZFS file system isn't 683 * enough since we may be in a legacy share case. 684 */ 685 parent = sa_get_parent_group(share); 686 iszfs = sa_group_is_zfs(parent); 687 688 if (!smb_isonline()) 689 goto done; 690 691 for (resource = sa_get_share_resource(share, NULL); 692 resource != NULL; 693 resource = sa_get_next_resource(resource)) { 694 rname = sa_get_resource_attr(resource, "name"); 695 if (rname == NULL) { 696 continue; 697 } 698 if (!iszfs) { 699 err = smb_share_delete(rname); 700 switch (err) { 701 case NERR_NetNameNotFound: 702 case NERR_Success: 703 err = SA_OK; 704 break; 705 default: 706 err = SA_CONFIG_ERR; 707 break; 708 } 709 } else { 710 share_t sh; 711 712 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 713 err = sa_share_zfs(share, resource, (char *)path, &sh, 714 rname, ZFS_UNSHARE_SMB); 715 if (err != SA_OK) { 716 switch (err) { 717 case EINVAL: 718 case ENOENT: 719 err = SA_OK; 720 break; 721 default: 722 /* 723 * If we are no longer the first case, 724 * we don't care about the sa_share_zfs 725 * err if it is -1. This works around 726 * a problem in sharefs and should be 727 * removed when sharefs supports 728 * multiple entries per path. 729 */ 730 if (!first) 731 err = SA_OK; 732 else 733 err = SA_SYSTEM_ERR; 734 break; 735 } 736 } 737 738 first = B_FALSE; 739 740 sa_emptyshare(&sh); 741 } 742 743 if (err != SA_OK) 744 ret = err; 745 sa_free_attr_string(rname); 746 } 747 done: 748 if (!iszfs) { 749 handle = sa_find_group_handle((sa_group_t)share); 750 if (handle != NULL) 751 (void) sa_delete_sharetab(handle, path, "smb"); 752 else 753 ret = SA_SYSTEM_ERR; 754 } 755 return (ret); 756 } 757 758 /* 759 * smb_validate_property(handle, property, parent) 760 * 761 * Check that the property has a legitimate value for its type. 762 * Handle isn't currently used but may need to be in the future. 763 */ 764 765 /*ARGSUSED*/ 766 static int 767 smb_validate_property(sa_handle_t handle, sa_property_t property, 768 sa_optionset_t parent) 769 { 770 int ret = SA_OK; 771 char *propname; 772 int optindex; 773 sa_group_t parent_group; 774 char *value; 775 char *other; 776 777 propname = sa_get_property_attr(property, "type"); 778 779 if ((optindex = findopt(propname)) < 0) 780 ret = SA_NO_SUCH_PROP; 781 782 /* need to validate value range here as well */ 783 if (ret == SA_OK) { 784 parent_group = sa_get_parent_group((sa_share_t)parent); 785 if (optdefs[optindex].share && !sa_is_share(parent_group)) 786 ret = SA_PROP_SHARE_ONLY; 787 } 788 if (ret != SA_OK) { 789 if (propname != NULL) 790 sa_free_attr_string(propname); 791 return (ret); 792 } 793 794 value = sa_get_property_attr(property, "value"); 795 if (value != NULL) { 796 /* first basic type checking */ 797 switch (optdefs[optindex].type) { 798 case OPT_TYPE_NUMBER: 799 /* check that the value is all digits */ 800 if (!is_a_number(value)) 801 ret = SA_BAD_VALUE; 802 break; 803 case OPT_TYPE_BOOLEAN: 804 ret = true_false_validator(0, value); 805 break; 806 case OPT_TYPE_NAME: 807 /* 808 * Make sure no invalid characters 809 */ 810 if (!validresource(value)) 811 ret = SA_BAD_VALUE; 812 break; 813 case OPT_TYPE_STRING: 814 /* whatever is here should be ok */ 815 break; 816 case OPT_TYPE_CSC: 817 if (!validcsc(value)) 818 ret = SA_BAD_VALUE; 819 break; 820 case OPT_TYPE_ACCLIST: { 821 sa_property_t oprop; 822 char *ovalue; 823 /* 824 * access list handling. Should eventually 825 * validate that all the values make sense. 826 * Also, ro and rw may have cross value 827 * conflicts. 828 */ 829 if (parent == NULL) 830 break; 831 if (strcmp(propname, SHOPT_RO) == 0) 832 other = SHOPT_RW; 833 else if (strcmp(propname, SHOPT_RW) == 0) 834 other = SHOPT_RO; 835 else 836 other = NULL; 837 if (other == NULL) 838 break; 839 840 /* compare rw(ro) with ro(rw) */ 841 oprop = sa_get_property(parent, other); 842 if (oprop == NULL) 843 break; 844 /* 845 * only potential 846 * confusion if other 847 * exists 848 */ 849 ovalue = sa_get_property_attr(oprop, "value"); 850 if (ovalue != NULL) { 851 ret = check_rorw(value, ovalue); 852 sa_free_attr_string(ovalue); 853 } 854 break; 855 } 856 default: 857 break; 858 } 859 } 860 861 if (value != NULL) 862 sa_free_attr_string(value); 863 if (ret == SA_OK && optdefs[optindex].check != NULL) 864 /* do the property specific check */ 865 ret = optdefs[optindex].check(property); 866 867 if (propname != NULL) 868 sa_free_attr_string(propname); 869 return (ret); 870 } 871 872 /* 873 * Protocol management functions 874 * 875 * properties defined in the default files are defined in 876 * proto_option_defs for parsing and validation. 877 */ 878 879 struct smb_proto_option_defs { 880 int smb_index; 881 int32_t minval; 882 int32_t maxval; /* In case of length of string this should be max */ 883 int (*validator)(int, char *); 884 int32_t refresh; 885 } smb_proto_options[] = { 886 { SMB_CI_SYS_CMNT, 0, MAX_VALUE_BUFLEN, 887 string_length_check_validator, SMB_REFRESH_REFRESH }, 888 { SMB_CI_MAX_WORKERS, 64, 1024, range_check_validator, 889 SMB_REFRESH_REFRESH }, 890 { SMB_CI_NBSCOPE, 0, MAX_VALUE_BUFLEN, 891 string_length_check_validator, 0 }, 892 { SMB_CI_LM_LEVEL, 2, 5, range_check_validator, 0 }, 893 { SMB_CI_KEEPALIVE, 20, 5400, range_check_validator_zero_ok, 894 SMB_REFRESH_REFRESH }, 895 { SMB_CI_WINS_SRV1, 0, MAX_VALUE_BUFLEN, 896 ipv4_validator, SMB_REFRESH_REFRESH }, 897 { SMB_CI_WINS_SRV2, 0, MAX_VALUE_BUFLEN, 898 ipv4_validator, SMB_REFRESH_REFRESH }, 899 { SMB_CI_WINS_EXCL, 0, MAX_VALUE_BUFLEN, 900 interface_validator, SMB_REFRESH_REFRESH }, 901 { SMB_CI_SIGNING_ENABLE, 0, 0, true_false_validator, 902 SMB_REFRESH_REFRESH }, 903 { SMB_CI_SIGNING_REQD, 0, 0, true_false_validator, 904 SMB_REFRESH_REFRESH }, 905 { SMB_CI_RESTRICT_ANON, 0, 0, true_false_validator, 906 SMB_REFRESH_REFRESH }, 907 { SMB_CI_DOMAIN_SRV, 0, MAX_VALUE_BUFLEN, 908 hostname_validator, SMB_REFRESH_REFRESH }, 909 { SMB_CI_ADS_SITE, 0, MAX_VALUE_BUFLEN, 910 string_length_check_validator, SMB_REFRESH_REFRESH }, 911 { SMB_CI_DYNDNS_ENABLE, 0, 0, true_false_validator, 0 }, 912 { SMB_CI_AUTOHOME_MAP, 0, MAX_VALUE_BUFLEN, path_validator, 0 }, 913 { SMB_CI_IPV6_ENABLE, 0, 0, true_false_validator, 914 SMB_REFRESH_REFRESH }, 915 { SMB_CI_PRINT_ENABLE, 0, 0, true_false_validator, 916 SMB_REFRESH_REFRESH }, 917 { SMB_CI_MAP, 0, MAX_VALUE_BUFLEN, cmd_validator, SMB_REFRESH_REFRESH }, 918 { SMB_CI_UNMAP, 0, MAX_VALUE_BUFLEN, cmd_validator, 919 SMB_REFRESH_REFRESH }, 920 { SMB_CI_DISPOSITION, 0, MAX_VALUE_BUFLEN, 921 disposition_validator, SMB_REFRESH_REFRESH }, 922 }; 923 924 #define SMB_OPT_NUM \ 925 (sizeof (smb_proto_options) / sizeof (smb_proto_options[0])) 926 927 /* 928 * Check the range of value as int range. 929 */ 930 static int 931 range_check_validator(int index, char *value) 932 { 933 int ret = SA_OK; 934 935 if (!is_a_number(value)) { 936 ret = SA_BAD_VALUE; 937 } else { 938 int val; 939 val = strtoul(value, NULL, 0); 940 if (val < smb_proto_options[index].minval || 941 val > smb_proto_options[index].maxval) 942 ret = SA_BAD_VALUE; 943 } 944 return (ret); 945 } 946 947 /* 948 * Check the range of value as int range. 949 */ 950 static int 951 range_check_validator_zero_ok(int index, char *value) 952 { 953 int ret = SA_OK; 954 955 if (!is_a_number(value)) { 956 ret = SA_BAD_VALUE; 957 } else { 958 int val; 959 val = strtoul(value, NULL, 0); 960 if (val == 0) 961 ret = SA_OK; 962 else { 963 if (val < smb_proto_options[index].minval || 964 val > smb_proto_options[index].maxval) 965 ret = SA_BAD_VALUE; 966 } 967 } 968 return (ret); 969 } 970 971 /* 972 * Check the length of the string 973 */ 974 static int 975 string_length_check_validator(int index, char *value) 976 { 977 int ret = SA_OK; 978 979 if (value == NULL) 980 return (SA_BAD_VALUE); 981 if (strlen(value) > smb_proto_options[index].maxval) 982 ret = SA_BAD_VALUE; 983 return (ret); 984 } 985 986 /* 987 * Check yes/no 988 */ 989 /*ARGSUSED*/ 990 static int 991 true_false_validator(int index, char *value) 992 { 993 if (value == NULL) 994 return (SA_BAD_VALUE); 995 if ((strcasecmp(value, "true") == 0) || 996 (strcasecmp(value, "false") == 0)) 997 return (SA_OK); 998 return (SA_BAD_VALUE); 999 } 1000 1001 /* 1002 * Check IP v4 address. 1003 */ 1004 /*ARGSUSED*/ 1005 static int 1006 ipv4_validator(int index, char *value) 1007 { 1008 char sbytes[16]; 1009 1010 if (value == NULL) 1011 return (SA_OK); 1012 1013 if (strlen(value) == 0) 1014 return (SA_OK); 1015 1016 if (inet_pton(AF_INET, value, (void *)sbytes) != 1) 1017 return (SA_BAD_VALUE); 1018 1019 return (SA_OK); 1020 } 1021 1022 /* 1023 * Check that the specified name is an IP address (v4 or v6) or a hostname. 1024 * Per RFC 1035 and 1123, names may contain alphanumeric characters, hyphens 1025 * and dots. The first and last character of a label must be alphanumeric. 1026 * Interior characters may be alphanumeric or hypens. 1027 * 1028 * Domain names should not contain underscores but we allow them because 1029 * Windows names are often in non-compliance with this rule. 1030 */ 1031 /*ARGSUSED*/ 1032 static int 1033 hostname_validator(int index, char *value) 1034 { 1035 char sbytes[INET6_ADDRSTRLEN]; 1036 boolean_t new_label = B_TRUE; 1037 char *p; 1038 char label_terminator; 1039 int len; 1040 1041 if (value == NULL) 1042 return (SA_OK); 1043 1044 if ((len = strlen(value)) == 0) 1045 return (SA_OK); 1046 1047 if (inet_pton(AF_INET, value, (void *)sbytes) == 1) 1048 return (SA_OK); 1049 1050 if (inet_pton(AF_INET6, value, (void *)sbytes) == 1) 1051 return (SA_OK); 1052 1053 if (len >= MAXHOSTNAMELEN) 1054 return (SA_BAD_VALUE); 1055 1056 if (strspn(value, "0123456789.") == len) 1057 return (SA_BAD_VALUE); 1058 1059 label_terminator = *value; 1060 1061 for (p = value; *p != '\0'; ++p) { 1062 if (new_label) { 1063 if (!isalnum(*p)) 1064 return (SA_BAD_VALUE); 1065 new_label = B_FALSE; 1066 label_terminator = *p; 1067 continue; 1068 } 1069 1070 if (*p == '.') { 1071 if (!isalnum(label_terminator)) 1072 return (SA_BAD_VALUE); 1073 new_label = B_TRUE; 1074 label_terminator = *p; 1075 continue; 1076 } 1077 1078 label_terminator = *p; 1079 1080 if (isalnum(*p) || *p == '-' || *p == '_') 1081 continue; 1082 1083 return (SA_BAD_VALUE); 1084 } 1085 1086 if (!isalnum(label_terminator)) 1087 return (SA_BAD_VALUE); 1088 1089 return (SA_OK); 1090 } 1091 1092 /* 1093 * Call back function for dlpi_walk. 1094 * Returns TRUE if interface name exists on the host. 1095 */ 1096 static boolean_t 1097 smb_get_interface(const char *ifname, void *arg) 1098 { 1099 smb_hostifs_walker_t *iterp = arg; 1100 1101 iterp->hiw_matchfound = (strcmp(ifname, iterp->hiw_ifname) == 0); 1102 1103 return (iterp->hiw_matchfound); 1104 } 1105 1106 /* 1107 * Checks to see if the input interface exists on the host. 1108 * Returns B_TRUE if the match is found, B_FALSE otherwise. 1109 */ 1110 static boolean_t 1111 smb_validate_interface(const char *ifname) 1112 { 1113 smb_hostifs_walker_t iter; 1114 1115 if ((ifname == NULL) || (*ifname == '\0')) 1116 return (B_FALSE); 1117 1118 iter.hiw_ifname = ifname; 1119 iter.hiw_matchfound = B_FALSE; 1120 dlpi_walk(smb_get_interface, &iter, 0); 1121 1122 return (iter.hiw_matchfound); 1123 } 1124 1125 /* 1126 * Check valid interfaces. Interface names value can be NULL or empty. 1127 * Returns SA_BAD_VALUE if interface cannot be found on the host. 1128 */ 1129 /*ARGSUSED*/ 1130 static int 1131 interface_validator(int index, char *value) 1132 { 1133 char buf[16]; 1134 int ret = SA_OK; 1135 char *ifname, *tmp, *p; 1136 1137 if (value == NULL || *value == '\0') 1138 return (ret); 1139 1140 if (strlen(value) > MAX_VALUE_BUFLEN) 1141 return (SA_BAD_VALUE); 1142 1143 if ((p = strdup(value)) == NULL) 1144 return (SA_NO_MEMORY); 1145 1146 tmp = p; 1147 while ((ifname = strsep(&tmp, ",")) != NULL) { 1148 if (*ifname == '\0') { 1149 ret = SA_BAD_VALUE; 1150 break; 1151 } 1152 1153 if (!smb_validate_interface(ifname)) { 1154 if (inet_pton(AF_INET, ifname, (void *)buf) == 0) { 1155 ret = SA_BAD_VALUE; 1156 break; 1157 } 1158 } 1159 } 1160 1161 free(p); 1162 return (ret); 1163 } 1164 1165 /* 1166 * Check path 1167 */ 1168 /*ARGSUSED*/ 1169 static int 1170 path_validator(int index, char *path) 1171 { 1172 struct stat buffer; 1173 int fd, status; 1174 1175 if (path == NULL) 1176 return (SA_BAD_VALUE); 1177 1178 fd = open(path, O_RDONLY); 1179 if (fd < 0) 1180 return (SA_BAD_VALUE); 1181 1182 status = fstat(fd, &buffer); 1183 (void) close(fd); 1184 1185 if (status < 0) 1186 return (SA_BAD_VALUE); 1187 1188 if (buffer.st_mode & S_IFDIR) 1189 return (SA_OK); 1190 return (SA_BAD_VALUE); 1191 } 1192 1193 /* 1194 * the protoset holds the defined options so we don't have to read 1195 * them multiple times 1196 */ 1197 static sa_protocol_properties_t protoset; 1198 1199 static int 1200 findprotoopt(char *name) 1201 { 1202 int i; 1203 char *sc_name; 1204 1205 for (i = 0; i < SMB_OPT_NUM; i++) { 1206 sc_name = smb_config_getname(smb_proto_options[i].smb_index); 1207 if (strcasecmp(sc_name, name) == 0) 1208 return (i); 1209 } 1210 1211 return (-1); 1212 } 1213 1214 /* 1215 * smb_load_proto_properties() 1216 * 1217 * read the smb config values from SMF. 1218 */ 1219 1220 static int 1221 smb_load_proto_properties() 1222 { 1223 sa_property_t prop; 1224 char value[MAX_VALUE_BUFLEN]; 1225 char *name; 1226 int index; 1227 int ret = SA_OK; 1228 int rc; 1229 1230 protoset = sa_create_protocol_properties(SMB_PROTOCOL_NAME); 1231 if (protoset == NULL) 1232 return (SA_NO_MEMORY); 1233 1234 for (index = 0; index < SMB_OPT_NUM && ret == SA_OK; index++) { 1235 rc = smb_config_get(smb_proto_options[index].smb_index, 1236 value, sizeof (value)); 1237 if (rc != SMBD_SMF_OK) 1238 continue; 1239 name = smb_config_getname(smb_proto_options[index].smb_index); 1240 prop = sa_create_property(name, value); 1241 if (prop != NULL) 1242 ret = sa_add_protocol_property(protoset, prop); 1243 else 1244 ret = SA_NO_MEMORY; 1245 } 1246 return (ret); 1247 } 1248 1249 /* 1250 * smb_share_init() 1251 * 1252 * Initialize the smb plugin. 1253 */ 1254 1255 static int 1256 smb_share_init(void) 1257 { 1258 if (sa_plugin_ops.sa_init != smb_share_init) 1259 return (SA_SYSTEM_ERR); 1260 1261 smb_share_door_clnt_init(); 1262 return (smb_load_proto_properties()); 1263 } 1264 1265 /* 1266 * smb_share_fini() 1267 * 1268 */ 1269 static void 1270 smb_share_fini(void) 1271 { 1272 xmlFreeNode(protoset); 1273 protoset = NULL; 1274 1275 smb_share_door_clnt_fini(); 1276 } 1277 1278 /* 1279 * smb_get_proto_set() 1280 * 1281 * Return an optionset with all the protocol specific properties in 1282 * it. 1283 */ 1284 static sa_protocol_properties_t 1285 smb_get_proto_set(void) 1286 { 1287 return (protoset); 1288 } 1289 1290 /* 1291 * smb_enable_dependencies() 1292 * 1293 * SMBD_DEFAULT_INSTANCE_FMRI may have some dependencies that aren't 1294 * enabled. This will attempt to enable all of them. 1295 */ 1296 static void 1297 smb_enable_dependencies(const char *fmri) 1298 { 1299 scf_handle_t *handle; 1300 scf_service_t *service; 1301 scf_instance_t *inst = NULL; 1302 scf_iter_t *iter; 1303 scf_property_t *prop; 1304 scf_value_t *value; 1305 scf_propertygroup_t *pg; 1306 scf_scope_t *scope; 1307 char type[SCFTYPE_LEN]; 1308 char *dependency; 1309 char *servname; 1310 int maxlen; 1311 1312 /* 1313 * Get all required handles and storage. 1314 */ 1315 handle = scf_handle_create(SCF_VERSION); 1316 if (handle == NULL) 1317 return; 1318 1319 if (scf_handle_bind(handle) != 0) { 1320 scf_handle_destroy(handle); 1321 return; 1322 } 1323 1324 maxlen = scf_limit(SCF_LIMIT_MAX_VALUE_LENGTH); 1325 if (maxlen == (ssize_t)-1) 1326 maxlen = MAXPATHLEN; 1327 1328 dependency = malloc(maxlen); 1329 1330 service = scf_service_create(handle); 1331 1332 iter = scf_iter_create(handle); 1333 1334 pg = scf_pg_create(handle); 1335 1336 prop = scf_property_create(handle); 1337 1338 value = scf_value_create(handle); 1339 1340 scope = scf_scope_create(handle); 1341 1342 if (service == NULL || iter == NULL || pg == NULL || prop == NULL || 1343 value == NULL || scope == NULL || dependency == NULL) 1344 goto done; 1345 1346 /* 1347 * We passed in the FMRI for the default instance but for 1348 * some things we need the simple form so construct it. Since 1349 * we reuse the storage that dependency points to, we need to 1350 * use the servname early. 1351 */ 1352 (void) snprintf(dependency, maxlen, "%s", fmri + sizeof ("svc:")); 1353 servname = strrchr(dependency, ':'); 1354 if (servname == NULL) 1355 goto done; 1356 *servname = '\0'; 1357 servname = dependency; 1358 1359 /* 1360 * Setup to iterate over the service property groups, only 1361 * looking at those that are "dependency" types. The "entity" 1362 * property will have the FMRI of the service we are dependent 1363 * on. 1364 */ 1365 if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) != 0) 1366 goto done; 1367 1368 if (scf_scope_get_service(scope, servname, service) != 0) 1369 goto done; 1370 1371 if (scf_iter_service_pgs(iter, service) != 0) 1372 goto done; 1373 1374 while (scf_iter_next_pg(iter, pg) > 0) { 1375 char *services[2]; 1376 /* 1377 * Have a property group for the service. See if it is 1378 * a dependency pg and only do operations on those. 1379 */ 1380 if (scf_pg_get_type(pg, type, SCFTYPE_LEN) <= 0) 1381 continue; 1382 1383 if (strncmp(type, SCF_GROUP_DEPENDENCY, SCFTYPE_LEN) != 0) 1384 continue; 1385 /* 1386 * Have a dependency. Attempt to enable it. 1387 */ 1388 if (scf_pg_get_property(pg, SCF_PROPERTY_ENTITIES, prop) != 0) 1389 continue; 1390 1391 if (scf_property_get_value(prop, value) != 0) 1392 continue; 1393 1394 services[1] = NULL; 1395 1396 if (scf_value_get_as_string(value, dependency, maxlen) > 0) { 1397 services[0] = dependency; 1398 _check_services(services); 1399 } 1400 } 1401 1402 done: 1403 if (dependency != NULL) 1404 free(dependency); 1405 if (value != NULL) 1406 scf_value_destroy(value); 1407 if (prop != NULL) 1408 scf_property_destroy(prop); 1409 if (pg != NULL) 1410 scf_pg_destroy(pg); 1411 if (iter != NULL) 1412 scf_iter_destroy(iter); 1413 if (scope != NULL) 1414 scf_scope_destroy(scope); 1415 if (inst != NULL) 1416 scf_instance_destroy(inst); 1417 if (service != NULL) 1418 scf_service_destroy(service); 1419 1420 (void) scf_handle_unbind(handle); 1421 scf_handle_destroy(handle); 1422 } 1423 1424 /* 1425 * How long to wait for service to come online 1426 */ 1427 #define WAIT_FOR_SERVICE 15 1428 1429 /* 1430 * smb_enable_service() 1431 * 1432 */ 1433 static int 1434 smb_enable_service(void) 1435 { 1436 int i; 1437 int ret = SA_OK; 1438 char *service[] = { SMBD_DEFAULT_INSTANCE_FMRI, NULL }; 1439 1440 if (!smb_isonline()) { 1441 /* 1442 * Attempt to start the idmap, and other dependent 1443 * services, first. If it fails, the SMB service will 1444 * ultimately fail so we use that as the error. If we 1445 * don't try to enable idmap, smb won't start the 1446 * first time unless the admin has done it 1447 * manually. The service could be administratively 1448 * disabled so we won't always get started. 1449 */ 1450 smb_enable_dependencies(SMBD_DEFAULT_INSTANCE_FMRI); 1451 _check_services(service); 1452 1453 /* Wait for service to come online */ 1454 for (i = 0; i < WAIT_FOR_SERVICE; i++) { 1455 if (smb_isonline()) { 1456 ret = SA_OK; 1457 break; 1458 } else if (smb_ismaint()) { 1459 /* maintenance requires help */ 1460 ret = SA_SYSTEM_ERR; 1461 break; 1462 } else if (smb_isdisabled()) { 1463 /* disabled is ok */ 1464 ret = SA_OK; 1465 break; 1466 } else { 1467 /* try another time */ 1468 ret = SA_BUSY; 1469 (void) sleep(1); 1470 } 1471 } 1472 } 1473 return (ret); 1474 } 1475 1476 /* 1477 * smb_validate_proto_prop(index, name, value) 1478 * 1479 * Verify that the property specified by name can take the new 1480 * value. This is a sanity check to prevent bad values getting into 1481 * the default files. 1482 */ 1483 static int 1484 smb_validate_proto_prop(int index, char *name, char *value) 1485 { 1486 if ((name == NULL) || (index < 0)) 1487 return (SA_BAD_VALUE); 1488 1489 if (smb_proto_options[index].validator == NULL) 1490 return (SA_OK); 1491 1492 if (smb_proto_options[index].validator(index, value) == SA_OK) 1493 return (SA_OK); 1494 return (SA_BAD_VALUE); 1495 } 1496 1497 /* 1498 * smb_set_proto_prop(prop) 1499 * 1500 * check that prop is valid. 1501 */ 1502 /*ARGSUSED*/ 1503 static int 1504 smb_set_proto_prop(sa_property_t prop) 1505 { 1506 int ret = SA_OK; 1507 char *name; 1508 char *value; 1509 int index = -1; 1510 struct smb_proto_option_defs *opt; 1511 1512 name = sa_get_property_attr(prop, "type"); 1513 value = sa_get_property_attr(prop, "value"); 1514 if (name != NULL && value != NULL) { 1515 index = findprotoopt(name); 1516 if (index >= 0) { 1517 /* should test for valid value */ 1518 ret = smb_validate_proto_prop(index, name, value); 1519 if (ret == SA_OK) { 1520 opt = &smb_proto_options[index]; 1521 1522 /* Save to SMF */ 1523 (void) smb_config_set(opt->smb_index, value); 1524 /* 1525 * Specialized refresh mechanisms can 1526 * be flagged in the proto_options and 1527 * processed here. 1528 */ 1529 if (opt->refresh & SMB_REFRESH_REFRESH) 1530 (void) smf_refresh_instance( 1531 SMBD_DEFAULT_INSTANCE_FMRI); 1532 else if (opt->refresh & SMB_REFRESH_RESTART) 1533 (void) smf_restart_instance( 1534 SMBD_DEFAULT_INSTANCE_FMRI); 1535 } 1536 } 1537 } 1538 1539 if (name != NULL) 1540 sa_free_attr_string(name); 1541 if (value != NULL) 1542 sa_free_attr_string(value); 1543 1544 return (ret); 1545 } 1546 1547 /* 1548 * smb_get_status() 1549 * 1550 * What is the current status of the smbd? We use the SMF state here. 1551 * Caller must free the returned value. 1552 */ 1553 1554 static char * 1555 smb_get_status(void) 1556 { 1557 char *state = NULL; 1558 state = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI); 1559 return (state != NULL ? state : "-"); 1560 } 1561 1562 /* 1563 * This protocol plugin require resource names 1564 */ 1565 static uint64_t 1566 smb_share_features(void) 1567 { 1568 return (SA_FEATURE_RESOURCE | SA_FEATURE_ALLOWSUBDIRS | 1569 SA_FEATURE_ALLOWPARDIRS | SA_FEATURE_SERVER); 1570 } 1571 1572 /* 1573 * This should be used to convert smb_share_t to sa_resource_t 1574 * Should only be needed to build transient shares/resources to be 1575 * supplied to sharemgr to display. 1576 */ 1577 static int 1578 smb_add_transient(sa_handle_t handle, smb_share_t *si) 1579 { 1580 int err; 1581 sa_share_t share; 1582 sa_group_t group; 1583 sa_resource_t resource; 1584 nvlist_t *nvl; 1585 char *opt; 1586 1587 if (si == NULL) 1588 return (SA_INVALID_NAME); 1589 1590 if ((share = sa_find_share(handle, si->shr_path)) == NULL) { 1591 if ((group = smb_get_defaultgrp(handle)) == NULL) 1592 return (SA_NO_SUCH_GROUP); 1593 1594 share = sa_get_share(group, si->shr_path); 1595 if (share == NULL) { 1596 share = sa_add_share(group, si->shr_path, 1597 SA_SHARE_TRANSIENT, &err); 1598 if (share == NULL) 1599 return (SA_NO_SUCH_PATH); 1600 } 1601 } 1602 1603 /* 1604 * Now handle the resource. Make sure that the resource is 1605 * transient and added to the share. 1606 */ 1607 resource = sa_get_share_resource(share, si->shr_name); 1608 if (resource == NULL) { 1609 resource = sa_add_resource(share, 1610 si->shr_name, SA_SHARE_TRANSIENT, &err); 1611 if (resource == NULL) 1612 return (SA_NO_SUCH_RESOURCE); 1613 } 1614 1615 if (si->shr_cmnt[0] != '\0') 1616 (void) sa_set_resource_description(resource, si->shr_cmnt); 1617 1618 if (si->shr_container[0] != '\0') 1619 (void) sa_set_resource_attr(resource, SHOPT_AD_CONTAINER, 1620 si->shr_container); 1621 1622 if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0) 1623 return (SA_NO_MEMORY); 1624 1625 if ((opt = smb_csc_name(si)) != NULL) 1626 err |= nvlist_add_string(nvl, SHOPT_CSC, opt); 1627 1628 opt = (si->shr_flags & SMB_SHRF_ABE) ? "true" : "false"; 1629 err |= nvlist_add_string(nvl, SHOPT_ABE, opt); 1630 1631 if ((si->shr_flags & SMB_SHRF_AUTOHOME) == 0) { 1632 opt = (si->shr_flags & SMB_SHRF_GUEST_OK) ? "true" : "false"; 1633 err |= nvlist_add_string(nvl, SHOPT_GUEST, opt); 1634 } 1635 1636 if (si->shr_access_ro[0] != '\0') 1637 err |= nvlist_add_string(nvl, SHOPT_RO, si->shr_access_ro); 1638 1639 if (si->shr_access_rw[0] != '\0') 1640 err |= nvlist_add_string(nvl, SHOPT_RW, si->shr_access_rw); 1641 1642 if (si->shr_access_none[0] != '\0') 1643 err |= nvlist_add_string(nvl, SHOPT_NONE, si->shr_access_none); 1644 1645 if (err) { 1646 nvlist_free(nvl); 1647 return (SA_CONFIG_ERR); 1648 } 1649 1650 err = smb_update_optionset_props(handle, resource, nvl); 1651 1652 nvlist_free(nvl); 1653 return (err); 1654 } 1655 1656 /* 1657 * Return smb transient shares. 1658 */ 1659 static int 1660 smb_list_transient(sa_handle_t handle) 1661 { 1662 int i, offset; 1663 smb_shrlist_t list; 1664 int res; 1665 1666 if (smb_share_count() <= 0) 1667 return (SA_OK); 1668 1669 offset = 0; 1670 while (smb_share_list(offset, &list) == NERR_Success) { 1671 if (list.sl_cnt == 0) 1672 break; 1673 1674 for (i = 0; i < list.sl_cnt; i++) { 1675 res = smb_add_transient(handle, &(list.sl_shares[i])); 1676 if (res != SA_OK) 1677 return (res); 1678 } 1679 offset += list.sl_cnt; 1680 } 1681 1682 return (SA_OK); 1683 } 1684 1685 /* 1686 * fix_resource_name(share, name, prefix) 1687 * 1688 * Construct a name where the ZFS dataset has the prefix replaced with "name". 1689 */ 1690 static char * 1691 fix_resource_name(sa_share_t share, char *name, char *prefix) 1692 { 1693 char buf[SA_MAX_RESOURCE_NAME + 1]; 1694 char *dataset; 1695 size_t bufsz = SA_MAX_RESOURCE_NAME + 1; 1696 size_t prelen; 1697 1698 if (prefix == NULL) 1699 return (strdup(name)); 1700 1701 dataset = sa_get_share_attr(share, "dataset"); 1702 if (dataset == NULL) 1703 return (strdup(name)); 1704 1705 (void) strlcpy(buf, name, bufsz); 1706 prelen = strlen(prefix); 1707 1708 if (strncmp(dataset, prefix, prelen) == 0) 1709 (void) strlcat(buf, dataset + prelen, bufsz); 1710 1711 sa_free_attr_string(dataset); 1712 sa_fix_resource_name(buf); 1713 return (strdup(buf)); 1714 } 1715 1716 /* 1717 * smb_parse_optstring(group, options) 1718 * 1719 * parse a compact option string into individual options. This allows 1720 * ZFS sharesmb and sharemgr "share" command to work. group can be a 1721 * group, a share or a resource. 1722 */ 1723 static int 1724 smb_parse_optstring(sa_group_t group, char *options) 1725 { 1726 char *dup; 1727 char *base; 1728 char *lasts; 1729 char *token; 1730 sa_optionset_t optionset; 1731 sa_group_t parent = NULL; 1732 sa_resource_t resource = NULL; 1733 int iszfs = 0; 1734 int persist = 0; 1735 int need_optionset = 0; 1736 int ret = SA_OK; 1737 sa_property_t prop; 1738 1739 /* 1740 * In order to not attempt to change ZFS properties unless 1741 * absolutely necessary, we never do it in the legacy parsing 1742 * so we need to keep track of this. 1743 */ 1744 if (sa_is_share(group)) { 1745 char *zfs; 1746 1747 parent = sa_get_parent_group(group); 1748 if (parent != NULL) { 1749 zfs = sa_get_group_attr(parent, "zfs"); 1750 if (zfs != NULL) { 1751 sa_free_attr_string(zfs); 1752 iszfs = 1; 1753 } 1754 } 1755 } else { 1756 iszfs = sa_group_is_zfs(group); 1757 /* 1758 * If a ZFS group, then we need to see if a resource 1759 * name is being set. If so, bail with 1760 * SA_PROP_SHARE_ONLY, so we come back in with a share 1761 * instead of a group. 1762 */ 1763 if (iszfs || 1764 strncmp(options, "name=", sizeof ("name=") - 1) == 0 || 1765 strstr(options, ",name=") != NULL) { 1766 return (SA_PROP_SHARE_ONLY); 1767 } 1768 } 1769 1770 /* do we have an existing optionset? */ 1771 optionset = sa_get_optionset(group, "smb"); 1772 if (optionset == NULL) { 1773 /* didn't find existing optionset so create one */ 1774 optionset = sa_create_optionset(group, "smb"); 1775 if (optionset == NULL) 1776 return (SA_NO_MEMORY); 1777 } else { 1778 /* 1779 * If an optionset already exists, we've come through 1780 * twice so ignore the second time. 1781 */ 1782 return (ret); 1783 } 1784 1785 /* We need a copy of options for the next part. */ 1786 dup = strdup(options); 1787 if (dup == NULL) 1788 return (SA_NO_MEMORY); 1789 1790 /* 1791 * SMB properties are straightforward and are strings, 1792 * integers or booleans. Properties are separated by 1793 * commas. It will be necessary to parse quotes due to some 1794 * strings not having a restricted characters set. 1795 * 1796 * Note that names will create a resource. For now, if there 1797 * is a set of properties "before" the first name="", those 1798 * properties will be placed on the group. 1799 */ 1800 persist = sa_is_persistent(group); 1801 base = dup; 1802 token = dup; 1803 lasts = NULL; 1804 while (token != NULL && ret == SA_OK) { 1805 ret = SA_OK; 1806 token = strtok_r(base, ",", &lasts); 1807 base = NULL; 1808 if (token != NULL) { 1809 char *value; 1810 /* 1811 * All SMB properties have values so there 1812 * MUST be an '=' character. If it doesn't, 1813 * it is a syntax error. 1814 */ 1815 value = strchr(token, '='); 1816 if (value != NULL) { 1817 *value++ = '\0'; 1818 } else { 1819 ret = SA_SYNTAX_ERR; 1820 break; 1821 } 1822 /* 1823 * We may need to handle a "name" property 1824 * that is a ZFS imposed resource name. Each 1825 * name would trigger getting a new "resource" 1826 * to put properties on. For now, assume no 1827 * "name" property for special handling. 1828 */ 1829 1830 if (strcmp(token, SHOPT_NAME) == 0) { 1831 char *prefix; 1832 char *name = NULL; 1833 /* 1834 * We have a name, so now work on the 1835 * resource level. We have a "share" 1836 * in "group" due to the caller having 1837 * added it. If we are called with a 1838 * group, the check for group/share 1839 * at the beginning of this function 1840 * will bail out the parse if there is a 1841 * "name" but no share. 1842 */ 1843 if (!iszfs) { 1844 ret = SA_SYNTAX_ERR; 1845 break; 1846 } 1847 /* 1848 * Make sure the parent group has the 1849 * "prefix" property since we will 1850 * need to use this for constructing 1851 * inherited name= values. 1852 */ 1853 prefix = sa_get_group_attr(parent, "prefix"); 1854 if (prefix == NULL) { 1855 prefix = sa_get_group_attr(parent, 1856 "name"); 1857 if (prefix != NULL) { 1858 (void) sa_set_group_attr(parent, 1859 "prefix", prefix); 1860 } 1861 } 1862 name = fix_resource_name((sa_share_t)group, 1863 value, prefix); 1864 if (name != NULL) { 1865 resource = sa_add_resource( 1866 (sa_share_t)group, name, 1867 SA_SHARE_TRANSIENT, &ret); 1868 sa_free_attr_string(name); 1869 } else { 1870 ret = SA_NO_MEMORY; 1871 } 1872 if (prefix != NULL) 1873 sa_free_attr_string(prefix); 1874 1875 /* A resource level optionset is needed */ 1876 1877 need_optionset = 1; 1878 if (resource == NULL) { 1879 ret = SA_NO_MEMORY; 1880 break; 1881 } 1882 continue; 1883 } 1884 1885 if (iszfs && strcmp(token, SHOPT_DESCRIPTION) == 0) { 1886 if (resource == NULL) 1887 (void) sa_set_share_description( 1888 (sa_share_t)group, value); 1889 else 1890 (void) sa_set_resource_description( 1891 resource, value); 1892 continue; 1893 } 1894 1895 if (need_optionset) { 1896 optionset = sa_create_optionset(resource, 1897 "smb"); 1898 need_optionset = 0; 1899 } 1900 1901 prop = sa_create_property(token, value); 1902 if (prop == NULL) 1903 ret = SA_NO_MEMORY; 1904 else 1905 ret = sa_add_property(optionset, prop); 1906 if (ret != SA_OK) 1907 break; 1908 if (!iszfs) 1909 ret = sa_commit_properties(optionset, !persist); 1910 } 1911 } 1912 free(dup); 1913 return (ret); 1914 } 1915 1916 /* 1917 * smb_sprint_option(rbuff, rbuffsize, incr, prop, sep) 1918 * 1919 * provides a mechanism to format SMB properties into legacy output 1920 * format. If the buffer would overflow, it is reallocated and grown 1921 * as appropriate. Special cases of converting internal form of values 1922 * to those used by "share" are done. this function does one property 1923 * at a time. 1924 */ 1925 1926 static void 1927 smb_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr, 1928 sa_property_t prop, int sep) 1929 { 1930 char *name; 1931 char *value; 1932 int curlen; 1933 char *buff = *rbuff; 1934 size_t buffsize = *rbuffsize; 1935 1936 name = sa_get_property_attr(prop, "type"); 1937 value = sa_get_property_attr(prop, "value"); 1938 if (buff != NULL) 1939 curlen = strlen(buff); 1940 else 1941 curlen = 0; 1942 if (name != NULL) { 1943 int len; 1944 len = strlen(name) + sep; 1945 1946 /* 1947 * A future RFE would be to replace this with more 1948 * generic code and to possibly handle more types. 1949 * 1950 * For now, everything else is treated as a string. If 1951 * we get any properties that aren't exactly 1952 * name/value pairs, we may need to 1953 * interpret/transform. 1954 */ 1955 if (value != NULL) 1956 len += 1 + strlen(value); 1957 1958 while (buffsize <= (curlen + len)) { 1959 /* need more room */ 1960 buffsize += incr; 1961 buff = realloc(buff, buffsize); 1962 *rbuff = buff; 1963 *rbuffsize = buffsize; 1964 if (buff == NULL) { 1965 /* realloc failed so free everything */ 1966 if (*rbuff != NULL) 1967 free(*rbuff); 1968 goto err; 1969 } 1970 } 1971 if (buff == NULL) 1972 goto err; 1973 (void) snprintf(buff + curlen, buffsize - curlen, 1974 "%s%s=%s", sep ? "," : "", 1975 name, value != NULL ? value : "\"\""); 1976 1977 } 1978 err: 1979 if (name != NULL) 1980 sa_free_attr_string(name); 1981 if (value != NULL) 1982 sa_free_attr_string(value); 1983 } 1984 1985 /* 1986 * smb_format_resource_options(resource, hier) 1987 * 1988 * format all the options on the group into a flattened option 1989 * string. If hier is non-zero, walk up the tree to get inherited 1990 * options. 1991 */ 1992 1993 static char * 1994 smb_format_options(sa_group_t group, int hier) 1995 { 1996 sa_optionset_t options = NULL; 1997 sa_property_t prop; 1998 int sep = 0; 1999 char *buff; 2000 size_t buffsize; 2001 2002 2003 buff = malloc(OPT_CHUNK); 2004 if (buff == NULL) 2005 return (NULL); 2006 2007 buff[0] = '\0'; 2008 buffsize = OPT_CHUNK; 2009 2010 /* 2011 * We may have a an optionset relative to this item. format 2012 * these if we find them and then add any security definitions. 2013 */ 2014 2015 options = sa_get_derived_optionset(group, "smb", hier); 2016 2017 /* 2018 * do the default set first but skip any option that is also 2019 * in the protocol specific optionset. 2020 */ 2021 if (options != NULL) { 2022 for (prop = sa_get_property(options, NULL); 2023 prop != NULL; prop = sa_get_next_property(prop)) { 2024 /* 2025 * use this one since we skipped any 2026 * of these that were also in 2027 * optdefault 2028 */ 2029 smb_sprint_option(&buff, &buffsize, OPT_CHUNK, 2030 prop, sep); 2031 if (buff == NULL) { 2032 /* 2033 * buff could become NULL if there 2034 * isn't enough memory for 2035 * smb_sprint_option to realloc() 2036 * as necessary. We can't really 2037 * do anything about it at this 2038 * point so we return NULL. The 2039 * caller should handle the 2040 * failure. 2041 */ 2042 if (options != NULL) 2043 sa_free_derived_optionset( 2044 options); 2045 return (buff); 2046 } 2047 sep = 1; 2048 } 2049 } 2050 2051 if (options != NULL) 2052 sa_free_derived_optionset(options); 2053 return (buff); 2054 } 2055 2056 /* 2057 * smb_rename_resource(resource, newname) 2058 * 2059 * Change the current exported name of the resource to newname. 2060 */ 2061 /*ARGSUSED*/ 2062 int 2063 smb_rename_resource(sa_handle_t handle, sa_resource_t resource, char *newname) 2064 { 2065 int ret = SA_OK; 2066 int err; 2067 char *oldname; 2068 2069 if (!smb_isonline()) 2070 return (SA_OK); 2071 2072 oldname = sa_get_resource_attr(resource, "name"); 2073 if (oldname == NULL) 2074 return (SA_NO_SUCH_RESOURCE); 2075 2076 err = smb_share_rename(oldname, newname); 2077 2078 sa_free_attr_string(oldname); 2079 2080 /* improve error values somewhat */ 2081 switch (err) { 2082 case NERR_Success: 2083 break; 2084 case NERR_InternalError: 2085 ret = SA_SYSTEM_ERR; 2086 break; 2087 case NERR_DuplicateShare: 2088 ret = SA_DUPLICATE_NAME; 2089 break; 2090 default: 2091 ret = SA_CONFIG_ERR; 2092 break; 2093 } 2094 2095 return (ret); 2096 } 2097 2098 static int 2099 smb_build_shareinfo(sa_share_t share, sa_resource_t resource, smb_share_t *si) 2100 { 2101 sa_optionset_t opts; 2102 char *path; 2103 char *rname; 2104 char *val = NULL; 2105 char csc_value[SMB_CSC_BUFSZ]; 2106 2107 bzero(si, sizeof (smb_share_t)); 2108 2109 if ((path = sa_get_share_attr(share, "path")) == NULL) 2110 return (SA_NO_SUCH_PATH); 2111 2112 if ((rname = sa_get_resource_attr(resource, "name")) == NULL) { 2113 sa_free_attr_string(path); 2114 return (SA_NO_SUCH_RESOURCE); 2115 } 2116 2117 (void) strlcpy(si->shr_path, path, sizeof (si->shr_path)); 2118 (void) strlcpy(si->shr_name, rname, sizeof (si->shr_name)); 2119 sa_free_attr_string(path); 2120 sa_free_attr_string(rname); 2121 2122 val = sa_get_resource_description(resource); 2123 if (val == NULL) 2124 val = sa_get_share_description(share); 2125 2126 if (val != NULL) { 2127 (void) strlcpy(si->shr_cmnt, val, sizeof (si->shr_cmnt)); 2128 sa_free_share_description(val); 2129 } 2130 2131 si->shr_flags = (sa_is_persistent(share)) 2132 ? SMB_SHRF_PERM : SMB_SHRF_TRANS; 2133 2134 opts = sa_get_derived_optionset(resource, SMB_PROTOCOL_NAME, 1); 2135 if (opts == NULL) 2136 return (SA_OK); 2137 2138 if (smb_saprop_getbool(opts, SHOPT_CATIA)) 2139 si->shr_flags |= SMB_SHRF_CATIA; 2140 2141 if (smb_saprop_getbool(opts, SHOPT_ABE)) 2142 si->shr_flags |= SMB_SHRF_ABE; 2143 2144 if (smb_saprop_getbool(opts, SHOPT_GUEST)) 2145 si->shr_flags |= SMB_SHRF_GUEST_OK; 2146 2147 if (smb_saprop_getbool(opts, SHOPT_DFSROOT)) 2148 si->shr_flags |= SMB_SHRF_DFSROOT; 2149 2150 (void) smb_saprop_getstr(opts, SHOPT_AD_CONTAINER, si->shr_container, 2151 sizeof (si->shr_container)); 2152 2153 if (smb_saprop_getstr(opts, SHOPT_CSC, csc_value, sizeof (csc_value))) 2154 smb_csc_option(csc_value, si); 2155 2156 if (smb_saprop_getstr(opts, SHOPT_RO, si->shr_access_ro, 2157 sizeof (si->shr_access_ro))) 2158 si->shr_flags |= SMB_SHRF_ACC_RO; 2159 2160 if (smb_saprop_getstr(opts, SHOPT_RW, si->shr_access_rw, 2161 sizeof (si->shr_access_rw))) 2162 si->shr_flags |= SMB_SHRF_ACC_RW; 2163 2164 if (smb_saprop_getstr(opts, SHOPT_NONE, si->shr_access_none, 2165 sizeof (si->shr_access_none))) 2166 si->shr_flags |= SMB_SHRF_ACC_NONE; 2167 2168 sa_free_derived_optionset(opts); 2169 return (SA_OK); 2170 } 2171 2172 /* 2173 * Map a client-side caching (CSC) option to the appropriate share 2174 * flag. Only one option is allowed; an error will be logged if 2175 * multiple options have been specified. We don't need to do anything 2176 * about multiple values here because the SRVSVC will not recognize 2177 * a value containing multiple flags and will return the default value. 2178 * 2179 * If the option value is not recognized, it will be ignored: invalid 2180 * values will typically be caught and rejected by sharemgr. 2181 */ 2182 static void 2183 smb_csc_option(const char *value, smb_share_t *si) 2184 { 2185 char buf[SMB_CSC_BUFSZ]; 2186 int i; 2187 2188 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2189 if (strcasecmp(value, cscopt[i].value) == 0) { 2190 si->shr_flags |= cscopt[i].flag; 2191 break; 2192 } 2193 } 2194 2195 switch (si->shr_flags & SMB_SHRF_CSC_MASK) { 2196 case 0: 2197 case SMB_SHRF_CSC_DISABLED: 2198 case SMB_SHRF_CSC_MANUAL: 2199 case SMB_SHRF_CSC_AUTO: 2200 case SMB_SHRF_CSC_VDO: 2201 break; 2202 2203 default: 2204 buf[0] = '\0'; 2205 2206 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2207 if (si->shr_flags & cscopt[i].flag) { 2208 (void) strlcat(buf, " ", SMB_CSC_BUFSZ); 2209 (void) strlcat(buf, cscopt[i].value, 2210 SMB_CSC_BUFSZ); 2211 } 2212 } 2213 2214 syslog(LOG_ERR, "csc option conflict:%s", buf); 2215 break; 2216 } 2217 } 2218 2219 /* 2220 * Return the option name for the first CSC flag (there should be only 2221 * one) encountered in the share flags. 2222 */ 2223 static char * 2224 smb_csc_name(const smb_share_t *si) 2225 { 2226 int i; 2227 2228 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2229 if (si->shr_flags & cscopt[i].flag) 2230 return (cscopt[i].value); 2231 } 2232 2233 return (NULL); 2234 } 2235 2236 /* 2237 * smb_get_defaultgrp 2238 * 2239 * If default group for CIFS shares (i.e. "smb") exists 2240 * then it will return the group handle, otherwise it will 2241 * create the group and return the handle. 2242 * 2243 * All the shares created by CIFS clients (this is only possible 2244 * via RPC) will be added to "smb" groups. 2245 */ 2246 static sa_group_t 2247 smb_get_defaultgrp(sa_handle_t handle) 2248 { 2249 sa_group_t group = NULL; 2250 int err; 2251 2252 group = sa_get_group(handle, SMB_DEFAULT_SHARE_GROUP); 2253 if (group != NULL) 2254 return (group); 2255 2256 group = sa_create_group(handle, SMB_DEFAULT_SHARE_GROUP, &err); 2257 if (group == NULL) 2258 return (NULL); 2259 2260 if (sa_create_optionset(group, SMB_DEFAULT_SHARE_GROUP) == NULL) { 2261 (void) sa_remove_group(group); 2262 group = NULL; 2263 } 2264 2265 return (group); 2266 } 2267 2268 /* 2269 * Checks to see if the command args are the supported substitution specifier. 2270 * i.e. <cmd> %U %S 2271 */ 2272 static int 2273 cmd_validator(int index, char *value) 2274 { 2275 char cmd[MAXPATHLEN]; 2276 char *ptr, *v; 2277 boolean_t skip_cmdname; 2278 2279 if (string_length_check_validator(index, value) != SA_OK) 2280 return (SA_BAD_VALUE); 2281 2282 if (*value == '\0') 2283 return (SA_OK); 2284 2285 (void) strlcpy(cmd, value, sizeof (cmd)); 2286 2287 ptr = cmd; 2288 skip_cmdname = B_TRUE; 2289 do { 2290 if ((v = strsep(&ptr, " ")) == NULL) 2291 break; 2292 2293 if (*v != '\0') { 2294 2295 if (skip_cmdname) { 2296 skip_cmdname = B_FALSE; 2297 continue; 2298 } 2299 2300 if ((strlen(v) != 2) || *v != '%') 2301 return (SA_BAD_VALUE); 2302 2303 if (strpbrk(v, SMB_VALID_SUB_CHRS) == NULL) 2304 return (SA_BAD_VALUE); 2305 } 2306 2307 } while (v != NULL); 2308 2309 /* 2310 * If skip_cmdname is still true then the string contains 2311 * only spaces. Don't allow such a string. 2312 */ 2313 if (skip_cmdname) 2314 return (SA_BAD_VALUE); 2315 2316 return (SA_OK); 2317 } 2318 2319 /*ARGSUSED*/ 2320 static int 2321 disposition_validator(int index, char *value) 2322 { 2323 if (value == NULL) 2324 return (SA_BAD_VALUE); 2325 2326 if (*value == '\0') 2327 return (SA_OK); 2328 2329 if ((strcasecmp(value, SMB_EXEC_DISP_CONTINUE) == 0) || 2330 (strcasecmp(value, SMB_EXEC_DISP_TERMINATE) == 0)) 2331 return (SA_OK); 2332 2333 return (SA_BAD_VALUE); 2334 } 2335 2336 /* 2337 * Updates the optionset properties of the share resource. 2338 * The properties are given as a list of name-value pair. 2339 * The name argument should be the optionset property name and the value 2340 * should be a valid value for the specified property. 2341 * 2342 * When calling this function for permanent shares, the caller must also 2343 * call sa_commit_properties() to commit the changes to SMF. 2344 */ 2345 static int 2346 smb_update_optionset_props(sa_handle_t handle, sa_resource_t resource, 2347 nvlist_t *nvl) 2348 { 2349 sa_property_t prop; 2350 sa_optionset_t opts; 2351 int err = SA_OK; 2352 nvpair_t *cur; 2353 char *name, *val; 2354 2355 if ((opts = sa_get_optionset(resource, SMB_PROTOCOL_NAME)) == NULL) { 2356 opts = sa_create_optionset(resource, SMB_PROTOCOL_NAME); 2357 if (opts == NULL) 2358 return (SA_CONFIG_ERR); 2359 } 2360 2361 cur = nvlist_next_nvpair(nvl, NULL); 2362 while (cur != NULL) { 2363 name = nvpair_name(cur); 2364 err = nvpair_value_string(cur, &val); 2365 if ((err != 0) || (name == NULL) || (val == NULL)) { 2366 err = SA_CONFIG_ERR; 2367 break; 2368 } 2369 2370 prop = NULL; 2371 if ((prop = sa_get_property(opts, name)) == NULL) { 2372 prop = sa_create_property(name, val); 2373 if (prop != NULL) { 2374 err = sa_valid_property(handle, opts, 2375 SMB_PROTOCOL_NAME, prop); 2376 if (err != SA_OK) { 2377 (void) sa_remove_property(prop); 2378 break; 2379 } 2380 } 2381 err = sa_add_property(opts, prop); 2382 if (err != SA_OK) 2383 break; 2384 } else { 2385 err = sa_update_property(prop, val); 2386 if (err != SA_OK) 2387 break; 2388 } 2389 2390 cur = nvlist_next_nvpair(nvl, cur); 2391 } 2392 2393 return (err); 2394 } 2395 2396 static boolean_t 2397 smb_saprop_getbool(sa_optionset_t opts, char *propname) 2398 { 2399 sa_property_t prop; 2400 char *val; 2401 boolean_t propval = B_FALSE; 2402 2403 prop = sa_get_property(opts, propname); 2404 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2405 if ((strcasecmp(val, "true") == 0) || (strcmp(val, "1") == 0)) 2406 propval = B_TRUE; 2407 free(val); 2408 } 2409 2410 return (propval); 2411 } 2412 2413 static boolean_t 2414 smb_saprop_getstr(sa_optionset_t opts, char *propname, char *buf, size_t bufsz) 2415 { 2416 sa_property_t prop; 2417 char *val; 2418 2419 prop = sa_get_property(opts, propname); 2420 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2421 (void) strlcpy(buf, val, bufsz); 2422 free(val); 2423 return (B_TRUE); 2424 } 2425 2426 return (B_FALSE); 2427 } 2428