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 * Copyright 2012 Nexenta Systems, Inc. All rights reserved. 25 */ 26 27 /* 28 * SMB specific functions 29 */ 30 #include <stdio.h> 31 #include <string.h> 32 #include <ctype.h> 33 #include <stdlib.h> 34 #include <unistd.h> 35 #include <zone.h> 36 #include <errno.h> 37 #include <locale.h> 38 #include <fcntl.h> 39 #include <sys/types.h> 40 #include <sys/stat.h> 41 #include <syslog.h> 42 #include "libshare.h" 43 #include "libshare_impl.h" 44 #include <pwd.h> 45 #include <limits.h> 46 #include <libscf.h> 47 #include <libscf_priv.h> 48 #include <strings.h> 49 #include "libshare_smb.h" 50 #include <rpcsvc/daemon_utils.h> 51 #include <smbsrv/smb_share.h> 52 #include <smbsrv/smbinfo.h> 53 #include <smbsrv/libsmb.h> 54 #include <libdlpi.h> 55 56 #define SMB_CSC_BUFSZ 64 57 58 #define SMB_VALID_SUB_CHRS "UDhMLmIiSPu" /* substitution characters */ 59 60 /* internal functions */ 61 static int smb_share_init(void); 62 static void smb_share_fini(void); 63 static int smb_enable_share(sa_share_t); 64 static int smb_share_changed(sa_share_t); 65 static int smb_resource_changed(sa_resource_t); 66 static int smb_rename_resource(sa_handle_t, sa_resource_t, char *); 67 static int smb_disable_share(sa_share_t share, char *); 68 static int smb_validate_property(sa_handle_t, sa_property_t, sa_optionset_t); 69 static int smb_set_proto_prop(sa_property_t); 70 static sa_protocol_properties_t smb_get_proto_set(void); 71 static char *smb_get_status(void); 72 static int smb_parse_optstring(sa_group_t, char *); 73 static char *smb_format_options(sa_group_t, int); 74 75 static int smb_enable_service(void); 76 77 static int range_check_validator(int, char *); 78 static int range_check_validator_zero_ok(int, char *); 79 static int string_length_check_validator(int, char *); 80 static int print_enable_validator(int, char *); 81 static int true_false_validator(int, char *); 82 static int ipv4_validator(int, char *); 83 static int hostname_validator(int, char *); 84 static int path_validator(int, char *); 85 static int cmd_validator(int, char *); 86 static int disposition_validator(int, char *); 87 88 static int smb_enable_resource(sa_resource_t); 89 static int smb_disable_resource(sa_resource_t); 90 static uint64_t smb_share_features(void); 91 static int smb_list_transient(sa_handle_t); 92 93 static int smb_build_shareinfo(sa_share_t, sa_resource_t, smb_share_t *); 94 static void smb_csc_option(const char *, smb_share_t *); 95 static char *smb_csc_name(const smb_share_t *); 96 static sa_group_t smb_get_defaultgrp(sa_handle_t); 97 static int interface_validator(int, char *); 98 static int smb_update_optionset_props(sa_handle_t, sa_resource_t, nvlist_t *); 99 100 static boolean_t smb_saprop_getbool(sa_optionset_t, char *); 101 static boolean_t smb_saprop_getstr(sa_optionset_t, char *, char *, size_t); 102 103 static struct { 104 char *value; 105 uint32_t flag; 106 } cscopt[] = { 107 { "disabled", SMB_SHRF_CSC_DISABLED }, 108 { "manual", SMB_SHRF_CSC_MANUAL }, 109 { "auto", SMB_SHRF_CSC_AUTO }, 110 { "vdo", SMB_SHRF_CSC_VDO } 111 }; 112 113 /* size of basic format allocation */ 114 #define OPT_CHUNK 1024 115 116 /* size of string for types - big enough to hold "dependency" */ 117 #define SCFTYPE_LEN 32 118 119 /* 120 * Indexes of entries in smb_proto_options table. 121 * Changes to smb_proto_options table may require 122 * an update to these values. 123 */ 124 #define PROTO_OPT_WINS1 6 125 #define PROTO_OPT_WINS_EXCLUDE 8 126 127 typedef struct smb_hostifs_walker { 128 const char *hiw_ifname; 129 boolean_t hiw_matchfound; 130 } smb_hostifs_walker_t; 131 132 133 /* 134 * ops vector that provides the protocol specific info and operations 135 * for share management. 136 */ 137 138 struct sa_plugin_ops sa_plugin_ops = { 139 SA_PLUGIN_VERSION, 140 SMB_PROTOCOL_NAME, 141 smb_share_init, 142 smb_share_fini, 143 smb_enable_share, 144 smb_disable_share, 145 smb_validate_property, 146 NULL, /* valid_space */ 147 NULL, /* security_prop */ 148 smb_parse_optstring, 149 smb_format_options, 150 smb_set_proto_prop, 151 smb_get_proto_set, 152 smb_get_status, 153 NULL, /* space_alias */ 154 NULL, /* update_legacy */ 155 NULL, /* delete_legacy */ 156 smb_share_changed, 157 smb_enable_resource, 158 smb_disable_resource, 159 smb_share_features, 160 smb_list_transient, 161 smb_resource_changed, 162 smb_rename_resource, 163 NULL, /* run_command */ 164 NULL, /* command_help */ 165 NULL /* delete_proto_section */ 166 }; 167 168 struct option_defs optdefs[] = { 169 { SHOPT_AD_CONTAINER, OPT_TYPE_STRING }, 170 { SHOPT_ABE, OPT_TYPE_BOOLEAN }, 171 { SHOPT_NAME, OPT_TYPE_NAME }, 172 { SHOPT_RO, OPT_TYPE_ACCLIST }, 173 { SHOPT_RW, OPT_TYPE_ACCLIST }, 174 { SHOPT_NONE, OPT_TYPE_ACCLIST }, 175 { SHOPT_CATIA, OPT_TYPE_BOOLEAN }, 176 { SHOPT_CSC, OPT_TYPE_CSC }, 177 { SHOPT_GUEST, OPT_TYPE_BOOLEAN }, 178 { SHOPT_DFSROOT, OPT_TYPE_BOOLEAN }, 179 { SHOPT_DESCRIPTION, OPT_TYPE_STRING }, 180 { NULL, NULL } 181 }; 182 183 /* 184 * findopt(name) 185 * 186 * Lookup option "name" in the option table and return the table 187 * index. 188 */ 189 static int 190 findopt(char *name) 191 { 192 int i; 193 if (name != NULL) { 194 for (i = 0; optdefs[i].tag != NULL; i++) { 195 if (strcmp(optdefs[i].tag, name) == 0) 196 return (i); 197 } 198 } 199 return (-1); 200 } 201 202 /* 203 * is_a_number(number) 204 * 205 * is the string a number in one of the forms we want to use? 206 */ 207 static boolean_t 208 is_a_number(char *number) 209 { 210 boolean_t isnum = B_TRUE; 211 boolean_t ishex = B_FALSE; 212 213 if (number == NULL || *number == '\0') 214 return (B_FALSE); 215 216 if (strncasecmp(number, "0x", 2) == 0) { 217 number += 2; 218 ishex = B_TRUE; 219 } else if (*number == '-') { 220 number++; 221 } 222 223 while (isnum && (*number != '\0')) { 224 isnum = (ishex) ? isxdigit(*number) : isdigit(*number); 225 number++; 226 } 227 228 return (isnum); 229 } 230 231 /* 232 * check ro vs rw values. Over time this may get beefed up. 233 * for now it just does simple checks. 234 */ 235 236 static int 237 check_rorw(char *v1, char *v2) 238 { 239 int ret = SA_OK; 240 if (strcmp(v1, v2) == 0) 241 ret = SA_VALUE_CONFLICT; 242 return (ret); 243 } 244 245 /* 246 * validresource(name) 247 * 248 * Check that name only has valid characters in it. The current valid 249 * set are the printable characters but not including: 250 * " / \ [ ] : | < > + ; , ? * = \t 251 * Note that space is included and there is a maximum length. 252 */ 253 static boolean_t 254 validresource(const char *name) 255 { 256 const char *cp; 257 size_t len; 258 259 if (name == NULL) 260 return (B_FALSE); 261 262 len = strlen(name); 263 if (len == 0 || len > SA_MAX_RESOURCE_NAME) 264 return (B_FALSE); 265 266 if (strpbrk(name, "\"/\\[]:|<>+;,?*=\t") != NULL) { 267 return (B_FALSE); 268 } 269 270 for (cp = name; *cp != '\0'; cp++) 271 if (iscntrl(*cp)) 272 return (B_FALSE); 273 274 return (B_TRUE); 275 } 276 277 /* 278 * Check that the client-side caching (CSC) option value is valid. 279 */ 280 static boolean_t 281 validcsc(const char *value) 282 { 283 int i; 284 285 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 286 if (strcasecmp(value, cscopt[i].value) == 0) 287 return (B_TRUE); 288 } 289 290 return (B_FALSE); 291 } 292 293 /* 294 * smb_isonline() 295 * 296 * Determine if the SMF service instance is in the online state or 297 * not. A number of operations depend on this state. 298 */ 299 static boolean_t 300 smb_isonline(void) 301 { 302 char *str; 303 boolean_t ret = B_FALSE; 304 305 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 306 ret = (strcmp(str, SCF_STATE_STRING_ONLINE) == 0); 307 free(str); 308 } 309 return (ret); 310 } 311 312 /* 313 * smb_isdisabled() 314 * 315 * Determine if the SMF service instance is in the disabled state or 316 * not. A number of operations depend on this state. 317 */ 318 static boolean_t 319 smb_isdisabled(void) 320 { 321 char *str; 322 boolean_t ret = B_FALSE; 323 324 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 325 ret = (strcmp(str, SCF_STATE_STRING_DISABLED) == 0); 326 free(str); 327 } 328 return (ret); 329 } 330 331 /* 332 * smb_isautoenable() 333 * 334 * Determine if the SMF service instance auto_enabled set or not. A 335 * number of operations depend on this state. The property not being 336 * set or being set to true means autoenable. Only being set to false 337 * is not autoenabled. 338 */ 339 static boolean_t 340 smb_isautoenable(void) 341 { 342 boolean_t ret = B_TRUE; 343 scf_simple_prop_t *prop; 344 uint8_t *retstr; 345 346 prop = scf_simple_prop_get(NULL, SMBD_DEFAULT_INSTANCE_FMRI, 347 "application", "auto_enable"); 348 if (prop != NULL) { 349 retstr = scf_simple_prop_next_boolean(prop); 350 ret = *retstr != 0; 351 scf_simple_prop_free(prop); 352 } 353 return (ret); 354 } 355 356 /* 357 * smb_ismaint() 358 * 359 * Determine if the SMF service instance is in the disabled state or 360 * not. A number of operations depend on this state. 361 */ 362 static boolean_t 363 smb_ismaint(void) 364 { 365 char *str; 366 boolean_t ret = B_FALSE; 367 368 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 369 ret = (strcmp(str, SCF_STATE_STRING_MAINT) == 0); 370 free(str); 371 } 372 return (ret); 373 } 374 375 /* 376 * smb_enable_share tells the implementation that it is to enable the share. 377 * This entails converting the path and options into the appropriate ioctl 378 * calls. It is assumed that all error checking of paths, etc. were 379 * done earlier. 380 */ 381 static int 382 smb_enable_share(sa_share_t share) 383 { 384 char *path; 385 smb_share_t si; 386 sa_resource_t resource; 387 boolean_t iszfs; 388 boolean_t privileged; 389 int err = SA_OK; 390 priv_set_t *priv_effective; 391 boolean_t online; 392 393 /* 394 * We only start in the global zone and only run if we aren't 395 * running Trusted Extensions. 396 */ 397 if (getzoneid() != GLOBAL_ZONEID) { 398 (void) printf(dgettext(TEXT_DOMAIN, 399 "SMB: service not supported in local zone\n")); 400 return (SA_NOT_SUPPORTED); 401 } 402 if (is_system_labeled()) { 403 (void) printf(dgettext(TEXT_DOMAIN, 404 "SMB: service not supported with Trusted Extensions\n")); 405 return (SA_NOT_SUPPORTED); 406 } 407 408 priv_effective = priv_allocset(); 409 (void) getppriv(PRIV_EFFECTIVE, priv_effective); 410 privileged = (priv_isfullset(priv_effective) == B_TRUE); 411 priv_freeset(priv_effective); 412 413 /* get the path since it is important in several places */ 414 path = sa_get_share_attr(share, "path"); 415 if (path == NULL) 416 return (SA_NO_SUCH_PATH); 417 418 /* 419 * If administratively disabled, don't try to start anything. 420 */ 421 online = smb_isonline(); 422 if (!online && !smb_isautoenable() && smb_isdisabled()) 423 goto done; 424 425 iszfs = sa_path_is_zfs(path); 426 427 if (iszfs) { 428 429 if (privileged == B_FALSE && !online) { 430 431 if (!online) { 432 (void) printf(dgettext(TEXT_DOMAIN, 433 "SMB: Cannot share remove " 434 "file system: %s\n"), path); 435 (void) printf(dgettext(TEXT_DOMAIN, 436 "SMB: Service needs to be enabled " 437 "by a privileged user\n")); 438 err = SA_NO_PERMISSION; 439 errno = EPERM; 440 } 441 if (err) { 442 sa_free_attr_string(path); 443 return (err); 444 } 445 446 } 447 } 448 449 if (privileged == B_TRUE && !online) { 450 err = smb_enable_service(); 451 if (err != SA_OK) { 452 (void) printf(dgettext(TEXT_DOMAIN, 453 "SMB: Unable to enable service\n")); 454 /* 455 * For now, it is OK to not be able to enable 456 * the service. 457 */ 458 if (err == SA_BUSY || err == SA_SYSTEM_ERR) 459 err = SA_OK; 460 } else { 461 online = B_TRUE; 462 } 463 } 464 465 /* 466 * Don't bother trying to start shares if the service isn't 467 * running. 468 */ 469 if (!online) 470 goto done; 471 472 /* Each share can have multiple resources */ 473 for (resource = sa_get_share_resource(share, NULL); 474 resource != NULL; 475 resource = sa_get_next_resource(resource)) { 476 err = smb_build_shareinfo(share, resource, &si); 477 if (err != SA_OK) { 478 sa_free_attr_string(path); 479 return (err); 480 } 481 482 if (!iszfs) { 483 err = smb_share_create(&si); 484 } else { 485 share_t sh; 486 487 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 488 err = sa_share_zfs(share, resource, (char *)path, &sh, 489 &si, ZFS_SHARE_SMB); 490 if (err != SA_OK) { 491 errno = err; 492 err = -1; 493 } 494 sa_emptyshare(&sh); 495 } 496 } 497 if (!iszfs) 498 (void) sa_update_sharetab(share, "smb"); 499 done: 500 sa_free_attr_string(path); 501 502 return (err == NERR_DuplicateShare ? 0 : err); 503 } 504 505 /* 506 * This is the share for CIFS all shares have resource names. 507 * Enable tells the smb server to update its hash. If it fails 508 * because smb server is down, we just ignore as smb server loads 509 * the resources from sharemanager at startup. 510 */ 511 512 static int 513 smb_enable_resource(sa_resource_t resource) 514 { 515 sa_share_t share; 516 smb_share_t si; 517 int ret = SA_OK; 518 int err; 519 boolean_t isonline; 520 521 share = sa_get_resource_parent(resource); 522 if (share == NULL) 523 return (SA_NO_SUCH_PATH); 524 525 /* 526 * If administratively disabled, don't try to start anything. 527 */ 528 isonline = smb_isonline(); 529 if (!isonline && !smb_isautoenable() && smb_isdisabled()) 530 return (SA_OK); 531 532 if (!isonline) { 533 (void) smb_enable_service(); 534 535 if (!smb_isonline()) 536 return (SA_OK); 537 } 538 539 if ((ret = smb_build_shareinfo(share, resource, &si)) != SA_OK) 540 return (ret); 541 542 /* 543 * Attempt to add the share. Any error that occurs if it was 544 * online is an error but don't count NERR_DuplicateName if 545 * smb/server had to be brought online since bringing the 546 * service up will enable the share that was just added prior 547 * to the attempt to enable. 548 */ 549 err = smb_share_create(&si); 550 if (err == NERR_Success || !(!isonline && err == NERR_DuplicateName)) 551 (void) sa_update_sharetab(share, "smb"); 552 else 553 return (SA_NOT_SHARED); 554 555 return (SA_OK); 556 } 557 558 /* 559 * Remove it from smb server hash. 560 */ 561 static int 562 smb_disable_resource(sa_resource_t resource) 563 { 564 char *rname; 565 uint32_t res; 566 sa_share_t share; 567 568 rname = sa_get_resource_attr(resource, "name"); 569 if (rname == NULL) 570 return (SA_NO_SUCH_RESOURCE); 571 572 if (smb_isonline()) { 573 res = smb_share_delete(rname); 574 if (res != NERR_Success && 575 res != NERR_NetNameNotFound) { 576 sa_free_attr_string(rname); 577 return (SA_CONFIG_ERR); 578 } 579 } 580 581 sa_free_attr_string(rname); 582 583 share = sa_get_resource_parent(resource); 584 if (share != NULL) { 585 rname = sa_get_share_attr(share, "path"); 586 if (rname != NULL) { 587 sa_handle_t handle; 588 589 handle = sa_find_group_handle((sa_group_t)resource); 590 (void) sa_delete_sharetab(handle, rname, "smb"); 591 sa_free_attr_string(rname); 592 } 593 } 594 /* 595 * Always return OK as smb/server may be down and 596 * Shares will be picked up when loaded. 597 */ 598 return (SA_OK); 599 } 600 601 /* 602 * smb_share_changed(sa_share_t share) 603 * 604 * The specified share has changed. 605 */ 606 static int 607 smb_share_changed(sa_share_t share) 608 { 609 char *path; 610 sa_resource_t resource; 611 612 if (!smb_isonline()) 613 return (SA_OK); 614 615 /* get the path since it is important in several places */ 616 path = sa_get_share_attr(share, "path"); 617 if (path == NULL) 618 return (SA_NO_SUCH_PATH); 619 620 for (resource = sa_get_share_resource(share, NULL); 621 resource != NULL; 622 resource = sa_get_next_resource(resource)) 623 (void) smb_resource_changed(resource); 624 625 sa_free_attr_string(path); 626 627 return (SA_OK); 628 } 629 630 /* 631 * smb_resource_changed(sa_resource_t resource) 632 * 633 * The specified resource has changed. 634 */ 635 static int 636 smb_resource_changed(sa_resource_t resource) 637 { 638 uint32_t res; 639 sa_share_t share; 640 smb_share_t si; 641 642 if (!smb_isonline()) 643 return (SA_OK); 644 645 if ((share = sa_get_resource_parent(resource)) == NULL) 646 return (SA_CONFIG_ERR); 647 648 if ((res = smb_build_shareinfo(share, resource, &si)) != SA_OK) 649 return (res); 650 651 res = smb_share_modify(&si); 652 653 if (res != NERR_Success) 654 return (SA_CONFIG_ERR); 655 656 return (smb_enable_service()); 657 } 658 659 /* 660 * smb_disable_share(sa_share_t share, char *path) 661 * 662 * Unshare the specified share. Note that "path" is the same 663 * path as what is in the "share" object. It is passed in to avoid an 664 * additional lookup. A missing "path" value makes this a no-op 665 * function. 666 */ 667 static int 668 smb_disable_share(sa_share_t share, char *path) 669 { 670 char *rname; 671 sa_resource_t resource; 672 sa_group_t parent; 673 boolean_t iszfs; 674 int err = SA_OK; 675 int ret = SA_OK; 676 sa_handle_t handle; 677 boolean_t first = B_TRUE; /* work around sharetab issue */ 678 679 if (path == NULL) 680 return (ret); 681 682 /* 683 * If the share is in a ZFS group we need to handle it 684 * differently. Just being on a ZFS file system isn't 685 * enough since we may be in a legacy share case. 686 */ 687 parent = sa_get_parent_group(share); 688 iszfs = sa_group_is_zfs(parent); 689 690 if (!smb_isonline()) 691 goto done; 692 693 for (resource = sa_get_share_resource(share, NULL); 694 resource != NULL; 695 resource = sa_get_next_resource(resource)) { 696 rname = sa_get_resource_attr(resource, "name"); 697 if (rname == NULL) { 698 continue; 699 } 700 if (!iszfs) { 701 err = smb_share_delete(rname); 702 switch (err) { 703 case NERR_NetNameNotFound: 704 case NERR_Success: 705 err = SA_OK; 706 break; 707 default: 708 err = SA_CONFIG_ERR; 709 break; 710 } 711 } else { 712 share_t sh; 713 714 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 715 err = sa_share_zfs(share, resource, (char *)path, &sh, 716 rname, ZFS_UNSHARE_SMB); 717 if (err != SA_OK) { 718 switch (err) { 719 case EINVAL: 720 case ENOENT: 721 err = SA_OK; 722 break; 723 default: 724 /* 725 * If we are no longer the first case, 726 * we don't care about the sa_share_zfs 727 * err if it is -1. This works around 728 * a problem in sharefs and should be 729 * removed when sharefs supports 730 * multiple entries per path. 731 */ 732 if (!first) 733 err = SA_OK; 734 else 735 err = SA_SYSTEM_ERR; 736 break; 737 } 738 } 739 740 first = B_FALSE; 741 742 sa_emptyshare(&sh); 743 } 744 745 if (err != SA_OK) 746 ret = err; 747 sa_free_attr_string(rname); 748 } 749 done: 750 if (!iszfs) { 751 handle = sa_find_group_handle((sa_group_t)share); 752 if (handle != NULL) 753 (void) sa_delete_sharetab(handle, path, "smb"); 754 else 755 ret = SA_SYSTEM_ERR; 756 } 757 return (ret); 758 } 759 760 /* 761 * smb_validate_property(handle, property, parent) 762 * 763 * Check that the property has a legitimate value for its type. 764 * Handle isn't currently used but may need to be in the future. 765 */ 766 767 /*ARGSUSED*/ 768 static int 769 smb_validate_property(sa_handle_t handle, sa_property_t property, 770 sa_optionset_t parent) 771 { 772 int ret = SA_OK; 773 char *propname; 774 int optindex; 775 sa_group_t parent_group; 776 char *value; 777 char *other; 778 779 propname = sa_get_property_attr(property, "type"); 780 781 if ((optindex = findopt(propname)) < 0) 782 ret = SA_NO_SUCH_PROP; 783 784 /* need to validate value range here as well */ 785 if (ret == SA_OK) { 786 parent_group = sa_get_parent_group((sa_share_t)parent); 787 if (optdefs[optindex].share && !sa_is_share(parent_group)) 788 ret = SA_PROP_SHARE_ONLY; 789 } 790 if (ret != SA_OK) { 791 if (propname != NULL) 792 sa_free_attr_string(propname); 793 return (ret); 794 } 795 796 value = sa_get_property_attr(property, "value"); 797 if (value != NULL) { 798 /* first basic type checking */ 799 switch (optdefs[optindex].type) { 800 case OPT_TYPE_NUMBER: 801 /* check that the value is all digits */ 802 if (!is_a_number(value)) 803 ret = SA_BAD_VALUE; 804 break; 805 case OPT_TYPE_BOOLEAN: 806 ret = true_false_validator(0, value); 807 break; 808 case OPT_TYPE_NAME: 809 /* 810 * Make sure no invalid characters 811 */ 812 if (!validresource(value)) 813 ret = SA_BAD_VALUE; 814 break; 815 case OPT_TYPE_STRING: 816 /* whatever is here should be ok */ 817 break; 818 case OPT_TYPE_CSC: 819 if (!validcsc(value)) 820 ret = SA_BAD_VALUE; 821 break; 822 case OPT_TYPE_ACCLIST: { 823 sa_property_t oprop; 824 char *ovalue; 825 /* 826 * access list handling. Should eventually 827 * validate that all the values make sense. 828 * Also, ro and rw may have cross value 829 * conflicts. 830 */ 831 if (parent == NULL) 832 break; 833 if (strcmp(propname, SHOPT_RO) == 0) 834 other = SHOPT_RW; 835 else if (strcmp(propname, SHOPT_RW) == 0) 836 other = SHOPT_RO; 837 else 838 other = NULL; 839 if (other == NULL) 840 break; 841 842 /* compare rw(ro) with ro(rw) */ 843 oprop = sa_get_property(parent, other); 844 if (oprop == NULL) 845 break; 846 /* 847 * only potential 848 * confusion if other 849 * exists 850 */ 851 ovalue = sa_get_property_attr(oprop, "value"); 852 if (ovalue != NULL) { 853 ret = check_rorw(value, ovalue); 854 sa_free_attr_string(ovalue); 855 } 856 break; 857 } 858 default: 859 break; 860 } 861 } 862 863 if (value != NULL) 864 sa_free_attr_string(value); 865 if (ret == SA_OK && optdefs[optindex].check != NULL) 866 /* do the property specific check */ 867 ret = optdefs[optindex].check(property); 868 869 if (propname != NULL) 870 sa_free_attr_string(propname); 871 return (ret); 872 } 873 874 /* 875 * Protocol management functions 876 * 877 * properties defined in the default files are defined in 878 * proto_option_defs for parsing and validation. 879 */ 880 881 struct smb_proto_option_defs { 882 int smb_index; 883 int32_t minval; 884 int32_t maxval; /* In case of length of string this should be max */ 885 int (*validator)(int, char *); 886 int32_t refresh; 887 } smb_proto_options[] = { 888 { SMB_CI_SYS_CMNT, 0, MAX_VALUE_BUFLEN, 889 string_length_check_validator, SMB_REFRESH_REFRESH }, 890 { SMB_CI_MAX_WORKERS, 64, 1024, range_check_validator, 891 SMB_REFRESH_REFRESH }, 892 { SMB_CI_NBSCOPE, 0, MAX_VALUE_BUFLEN, 893 string_length_check_validator, 0 }, 894 { SMB_CI_LM_LEVEL, 2, 5, range_check_validator, 0 }, 895 { SMB_CI_KEEPALIVE, 20, 5400, range_check_validator_zero_ok, 896 SMB_REFRESH_REFRESH }, 897 { SMB_CI_WINS_SRV1, 0, MAX_VALUE_BUFLEN, 898 ipv4_validator, SMB_REFRESH_REFRESH }, 899 { SMB_CI_WINS_SRV2, 0, MAX_VALUE_BUFLEN, 900 ipv4_validator, SMB_REFRESH_REFRESH }, 901 { SMB_CI_WINS_EXCL, 0, MAX_VALUE_BUFLEN, 902 interface_validator, SMB_REFRESH_REFRESH }, 903 { SMB_CI_SIGNING_ENABLE, 0, 0, true_false_validator, 904 SMB_REFRESH_REFRESH }, 905 { SMB_CI_SIGNING_REQD, 0, 0, true_false_validator, 906 SMB_REFRESH_REFRESH }, 907 { SMB_CI_RESTRICT_ANON, 0, 0, true_false_validator, 908 SMB_REFRESH_REFRESH }, 909 { SMB_CI_DOMAIN_SRV, 0, MAX_VALUE_BUFLEN, 910 hostname_validator, SMB_REFRESH_REFRESH }, 911 { SMB_CI_ADS_SITE, 0, MAX_VALUE_BUFLEN, 912 string_length_check_validator, SMB_REFRESH_REFRESH }, 913 { SMB_CI_DYNDNS_ENABLE, 0, 0, true_false_validator, 0 }, 914 { SMB_CI_AUTOHOME_MAP, 0, MAX_VALUE_BUFLEN, path_validator, 0 }, 915 { SMB_CI_IPV6_ENABLE, 0, 0, true_false_validator, 916 SMB_REFRESH_REFRESH }, 917 { SMB_CI_PRINT_ENABLE, 0, 0, print_enable_validator, 918 SMB_REFRESH_REFRESH }, 919 { SMB_CI_MAP, 0, MAX_VALUE_BUFLEN, cmd_validator, SMB_REFRESH_REFRESH }, 920 { SMB_CI_UNMAP, 0, MAX_VALUE_BUFLEN, cmd_validator, 921 SMB_REFRESH_REFRESH }, 922 { SMB_CI_DISPOSITION, 0, MAX_VALUE_BUFLEN, 923 disposition_validator, SMB_REFRESH_REFRESH }, 924 }; 925 926 #define SMB_OPT_NUM \ 927 (sizeof (smb_proto_options) / sizeof (smb_proto_options[0])) 928 929 /* 930 * Check the range of value as int range. 931 */ 932 static int 933 range_check_validator(int index, char *value) 934 { 935 int ret = SA_OK; 936 937 if (!is_a_number(value)) { 938 ret = SA_BAD_VALUE; 939 } else { 940 int val; 941 val = strtoul(value, NULL, 0); 942 if (val < smb_proto_options[index].minval || 943 val > smb_proto_options[index].maxval) 944 ret = SA_BAD_VALUE; 945 } 946 return (ret); 947 } 948 949 /* 950 * Check the range of value as int range. 951 */ 952 static int 953 range_check_validator_zero_ok(int index, char *value) 954 { 955 int ret = SA_OK; 956 957 if (!is_a_number(value)) { 958 ret = SA_BAD_VALUE; 959 } else { 960 int val; 961 val = strtoul(value, NULL, 0); 962 if (val == 0) 963 ret = SA_OK; 964 else { 965 if (val < smb_proto_options[index].minval || 966 val > smb_proto_options[index].maxval) 967 ret = SA_BAD_VALUE; 968 } 969 } 970 return (ret); 971 } 972 973 /* 974 * Check the length of the string 975 */ 976 static int 977 string_length_check_validator(int index, char *value) 978 { 979 int ret = SA_OK; 980 981 if (value == NULL) 982 return (SA_BAD_VALUE); 983 if (strlen(value) > smb_proto_options[index].maxval) 984 ret = SA_BAD_VALUE; 985 return (ret); 986 } 987 988 /* 989 * Check yes/no 990 */ 991 /*ARGSUSED*/ 992 static int 993 true_false_validator(int index, char *value) 994 { 995 if (value == NULL) 996 return (SA_BAD_VALUE); 997 if ((strcasecmp(value, "true") == 0) || 998 (strcasecmp(value, "false") == 0)) 999 return (SA_OK); 1000 return (SA_BAD_VALUE); 1001 } 1002 1003 /* 1004 * If printing support is compiled in, this is the same as: 1005 * true_false_validator. Otherwise, only allow false. 1006 */ 1007 /*ARGSUSED*/ 1008 static int 1009 print_enable_validator(int index, char *value) 1010 { 1011 if (value == NULL) 1012 return (SA_BAD_VALUE); 1013 1014 #ifdef HAVE_CUPS 1015 if (strcasecmp(value, "true") == 0) 1016 return (SA_OK); 1017 #endif 1018 if (strcasecmp(value, "false") == 0) 1019 return (SA_OK); 1020 1021 return (SA_BAD_VALUE); 1022 } 1023 1024 /* 1025 * Check IP v4 address. 1026 */ 1027 /*ARGSUSED*/ 1028 static int 1029 ipv4_validator(int index, char *value) 1030 { 1031 char sbytes[16]; 1032 1033 if (value == NULL) 1034 return (SA_OK); 1035 1036 if (strlen(value) == 0) 1037 return (SA_OK); 1038 1039 if (inet_pton(AF_INET, value, (void *)sbytes) != 1) 1040 return (SA_BAD_VALUE); 1041 1042 return (SA_OK); 1043 } 1044 1045 /* 1046 * Check that the specified name is an IP address (v4 or v6) or a hostname. 1047 * Per RFC 1035 and 1123, names may contain alphanumeric characters, hyphens 1048 * and dots. The first and last character of a label must be alphanumeric. 1049 * Interior characters may be alphanumeric or hypens. 1050 * 1051 * Domain names should not contain underscores but we allow them because 1052 * Windows names are often in non-compliance with this rule. 1053 */ 1054 /*ARGSUSED*/ 1055 static int 1056 hostname_validator(int index, char *value) 1057 { 1058 char sbytes[INET6_ADDRSTRLEN]; 1059 boolean_t new_label = B_TRUE; 1060 char *p; 1061 char label_terminator; 1062 int len; 1063 1064 if (value == NULL) 1065 return (SA_OK); 1066 1067 if ((len = strlen(value)) == 0) 1068 return (SA_OK); 1069 1070 if (inet_pton(AF_INET, value, (void *)sbytes) == 1) 1071 return (SA_OK); 1072 1073 if (inet_pton(AF_INET6, value, (void *)sbytes) == 1) 1074 return (SA_OK); 1075 1076 if (len >= MAXHOSTNAMELEN) 1077 return (SA_BAD_VALUE); 1078 1079 if (strspn(value, "0123456789.") == len) 1080 return (SA_BAD_VALUE); 1081 1082 label_terminator = *value; 1083 1084 for (p = value; *p != '\0'; ++p) { 1085 if (new_label) { 1086 if (!isalnum(*p)) 1087 return (SA_BAD_VALUE); 1088 new_label = B_FALSE; 1089 label_terminator = *p; 1090 continue; 1091 } 1092 1093 if (*p == '.') { 1094 if (!isalnum(label_terminator)) 1095 return (SA_BAD_VALUE); 1096 new_label = B_TRUE; 1097 label_terminator = *p; 1098 continue; 1099 } 1100 1101 label_terminator = *p; 1102 1103 if (isalnum(*p) || *p == '-' || *p == '_') 1104 continue; 1105 1106 return (SA_BAD_VALUE); 1107 } 1108 1109 if (!isalnum(label_terminator)) 1110 return (SA_BAD_VALUE); 1111 1112 return (SA_OK); 1113 } 1114 1115 /* 1116 * Call back function for dlpi_walk. 1117 * Returns TRUE if interface name exists on the host. 1118 */ 1119 static boolean_t 1120 smb_get_interface(const char *ifname, void *arg) 1121 { 1122 smb_hostifs_walker_t *iterp = arg; 1123 1124 iterp->hiw_matchfound = (strcmp(ifname, iterp->hiw_ifname) == 0); 1125 1126 return (iterp->hiw_matchfound); 1127 } 1128 1129 /* 1130 * Checks to see if the input interface exists on the host. 1131 * Returns B_TRUE if the match is found, B_FALSE otherwise. 1132 */ 1133 static boolean_t 1134 smb_validate_interface(const char *ifname) 1135 { 1136 smb_hostifs_walker_t iter; 1137 1138 if ((ifname == NULL) || (*ifname == '\0')) 1139 return (B_FALSE); 1140 1141 iter.hiw_ifname = ifname; 1142 iter.hiw_matchfound = B_FALSE; 1143 dlpi_walk(smb_get_interface, &iter, 0); 1144 1145 return (iter.hiw_matchfound); 1146 } 1147 1148 /* 1149 * Check valid interfaces. Interface names value can be NULL or empty. 1150 * Returns SA_BAD_VALUE if interface cannot be found on the host. 1151 */ 1152 /*ARGSUSED*/ 1153 static int 1154 interface_validator(int index, char *value) 1155 { 1156 char buf[16]; 1157 int ret = SA_OK; 1158 char *ifname, *tmp, *p; 1159 1160 if (value == NULL || *value == '\0') 1161 return (ret); 1162 1163 if (strlen(value) > MAX_VALUE_BUFLEN) 1164 return (SA_BAD_VALUE); 1165 1166 if ((p = strdup(value)) == NULL) 1167 return (SA_NO_MEMORY); 1168 1169 tmp = p; 1170 while ((ifname = strsep(&tmp, ",")) != NULL) { 1171 if (*ifname == '\0') { 1172 ret = SA_BAD_VALUE; 1173 break; 1174 } 1175 1176 if (!smb_validate_interface(ifname)) { 1177 if (inet_pton(AF_INET, ifname, (void *)buf) == 0) { 1178 ret = SA_BAD_VALUE; 1179 break; 1180 } 1181 } 1182 } 1183 1184 free(p); 1185 return (ret); 1186 } 1187 1188 /* 1189 * Check path 1190 */ 1191 /*ARGSUSED*/ 1192 static int 1193 path_validator(int index, char *path) 1194 { 1195 struct stat buffer; 1196 int fd, status; 1197 1198 if (path == NULL) 1199 return (SA_BAD_VALUE); 1200 1201 fd = open(path, O_RDONLY); 1202 if (fd < 0) 1203 return (SA_BAD_VALUE); 1204 1205 status = fstat(fd, &buffer); 1206 (void) close(fd); 1207 1208 if (status < 0) 1209 return (SA_BAD_VALUE); 1210 1211 if (buffer.st_mode & S_IFDIR) 1212 return (SA_OK); 1213 return (SA_BAD_VALUE); 1214 } 1215 1216 /* 1217 * the protoset holds the defined options so we don't have to read 1218 * them multiple times 1219 */ 1220 static sa_protocol_properties_t protoset; 1221 1222 static int 1223 findprotoopt(char *name) 1224 { 1225 int i; 1226 char *sc_name; 1227 1228 for (i = 0; i < SMB_OPT_NUM; i++) { 1229 sc_name = smb_config_getname(smb_proto_options[i].smb_index); 1230 if (strcasecmp(sc_name, name) == 0) 1231 return (i); 1232 } 1233 1234 return (-1); 1235 } 1236 1237 /* 1238 * smb_load_proto_properties() 1239 * 1240 * read the smb config values from SMF. 1241 */ 1242 1243 static int 1244 smb_load_proto_properties() 1245 { 1246 sa_property_t prop; 1247 char value[MAX_VALUE_BUFLEN]; 1248 char *name; 1249 int index; 1250 int ret = SA_OK; 1251 int rc; 1252 1253 protoset = sa_create_protocol_properties(SMB_PROTOCOL_NAME); 1254 if (protoset == NULL) 1255 return (SA_NO_MEMORY); 1256 1257 for (index = 0; index < SMB_OPT_NUM && ret == SA_OK; index++) { 1258 rc = smb_config_get(smb_proto_options[index].smb_index, 1259 value, sizeof (value)); 1260 if (rc != SMBD_SMF_OK) 1261 continue; 1262 name = smb_config_getname(smb_proto_options[index].smb_index); 1263 prop = sa_create_property(name, value); 1264 if (prop != NULL) 1265 ret = sa_add_protocol_property(protoset, prop); 1266 else 1267 ret = SA_NO_MEMORY; 1268 } 1269 return (ret); 1270 } 1271 1272 /* 1273 * smb_share_init() 1274 * 1275 * Initialize the smb plugin. 1276 */ 1277 1278 static int 1279 smb_share_init(void) 1280 { 1281 if (sa_plugin_ops.sa_init != smb_share_init) 1282 return (SA_SYSTEM_ERR); 1283 1284 smb_share_door_clnt_init(); 1285 return (smb_load_proto_properties()); 1286 } 1287 1288 /* 1289 * smb_share_fini() 1290 * 1291 */ 1292 static void 1293 smb_share_fini(void) 1294 { 1295 xmlFreeNode(protoset); 1296 protoset = NULL; 1297 1298 smb_share_door_clnt_fini(); 1299 } 1300 1301 /* 1302 * smb_get_proto_set() 1303 * 1304 * Return an optionset with all the protocol specific properties in 1305 * it. 1306 */ 1307 static sa_protocol_properties_t 1308 smb_get_proto_set(void) 1309 { 1310 return (protoset); 1311 } 1312 1313 /* 1314 * smb_enable_dependencies() 1315 * 1316 * SMBD_DEFAULT_INSTANCE_FMRI may have some dependencies that aren't 1317 * enabled. This will attempt to enable all of them. 1318 */ 1319 static void 1320 smb_enable_dependencies(const char *fmri) 1321 { 1322 scf_handle_t *handle; 1323 scf_service_t *service; 1324 scf_instance_t *inst = NULL; 1325 scf_iter_t *iter; 1326 scf_property_t *prop; 1327 scf_value_t *value; 1328 scf_propertygroup_t *pg; 1329 scf_scope_t *scope; 1330 char type[SCFTYPE_LEN]; 1331 char *dependency; 1332 char *servname; 1333 int maxlen; 1334 1335 /* 1336 * Get all required handles and storage. 1337 */ 1338 handle = scf_handle_create(SCF_VERSION); 1339 if (handle == NULL) 1340 return; 1341 1342 if (scf_handle_bind(handle) != 0) { 1343 scf_handle_destroy(handle); 1344 return; 1345 } 1346 1347 maxlen = scf_limit(SCF_LIMIT_MAX_VALUE_LENGTH); 1348 if (maxlen == (ssize_t)-1) 1349 maxlen = MAXPATHLEN; 1350 1351 dependency = malloc(maxlen); 1352 1353 service = scf_service_create(handle); 1354 1355 iter = scf_iter_create(handle); 1356 1357 pg = scf_pg_create(handle); 1358 1359 prop = scf_property_create(handle); 1360 1361 value = scf_value_create(handle); 1362 1363 scope = scf_scope_create(handle); 1364 1365 if (service == NULL || iter == NULL || pg == NULL || prop == NULL || 1366 value == NULL || scope == NULL || dependency == NULL) 1367 goto done; 1368 1369 /* 1370 * We passed in the FMRI for the default instance but for 1371 * some things we need the simple form so construct it. Since 1372 * we reuse the storage that dependency points to, we need to 1373 * use the servname early. 1374 */ 1375 (void) snprintf(dependency, maxlen, "%s", fmri + sizeof ("svc:")); 1376 servname = strrchr(dependency, ':'); 1377 if (servname == NULL) 1378 goto done; 1379 *servname = '\0'; 1380 servname = dependency; 1381 1382 /* 1383 * Setup to iterate over the service property groups, only 1384 * looking at those that are "dependency" types. The "entity" 1385 * property will have the FMRI of the service we are dependent 1386 * on. 1387 */ 1388 if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) != 0) 1389 goto done; 1390 1391 if (scf_scope_get_service(scope, servname, service) != 0) 1392 goto done; 1393 1394 if (scf_iter_service_pgs(iter, service) != 0) 1395 goto done; 1396 1397 while (scf_iter_next_pg(iter, pg) > 0) { 1398 char *services[2]; 1399 /* 1400 * Have a property group for the service. See if it is 1401 * a dependency pg and only do operations on those. 1402 */ 1403 if (scf_pg_get_type(pg, type, SCFTYPE_LEN) <= 0) 1404 continue; 1405 1406 if (strncmp(type, SCF_GROUP_DEPENDENCY, SCFTYPE_LEN) != 0) 1407 continue; 1408 /* 1409 * Have a dependency. Attempt to enable it. 1410 */ 1411 if (scf_pg_get_property(pg, SCF_PROPERTY_ENTITIES, prop) != 0) 1412 continue; 1413 1414 if (scf_property_get_value(prop, value) != 0) 1415 continue; 1416 1417 services[1] = NULL; 1418 1419 if (scf_value_get_as_string(value, dependency, maxlen) > 0) { 1420 services[0] = dependency; 1421 _check_services(services); 1422 } 1423 } 1424 1425 done: 1426 if (dependency != NULL) 1427 free(dependency); 1428 if (value != NULL) 1429 scf_value_destroy(value); 1430 if (prop != NULL) 1431 scf_property_destroy(prop); 1432 if (pg != NULL) 1433 scf_pg_destroy(pg); 1434 if (iter != NULL) 1435 scf_iter_destroy(iter); 1436 if (scope != NULL) 1437 scf_scope_destroy(scope); 1438 if (inst != NULL) 1439 scf_instance_destroy(inst); 1440 if (service != NULL) 1441 scf_service_destroy(service); 1442 1443 (void) scf_handle_unbind(handle); 1444 scf_handle_destroy(handle); 1445 } 1446 1447 /* 1448 * How long to wait for service to come online 1449 */ 1450 #define WAIT_FOR_SERVICE 15 1451 1452 /* 1453 * smb_enable_service() 1454 * 1455 */ 1456 static int 1457 smb_enable_service(void) 1458 { 1459 int i; 1460 int ret = SA_OK; 1461 char *service[] = { SMBD_DEFAULT_INSTANCE_FMRI, NULL }; 1462 1463 if (!smb_isonline()) { 1464 /* 1465 * Attempt to start the idmap, and other dependent 1466 * services, first. If it fails, the SMB service will 1467 * ultimately fail so we use that as the error. If we 1468 * don't try to enable idmap, smb won't start the 1469 * first time unless the admin has done it 1470 * manually. The service could be administratively 1471 * disabled so we won't always get started. 1472 */ 1473 smb_enable_dependencies(SMBD_DEFAULT_INSTANCE_FMRI); 1474 _check_services(service); 1475 1476 /* Wait for service to come online */ 1477 for (i = 0; i < WAIT_FOR_SERVICE; i++) { 1478 if (smb_isonline()) { 1479 ret = SA_OK; 1480 break; 1481 } else if (smb_ismaint()) { 1482 /* maintenance requires help */ 1483 ret = SA_SYSTEM_ERR; 1484 break; 1485 } else if (smb_isdisabled()) { 1486 /* disabled is ok */ 1487 ret = SA_OK; 1488 break; 1489 } else { 1490 /* try another time */ 1491 ret = SA_BUSY; 1492 (void) sleep(1); 1493 } 1494 } 1495 } 1496 return (ret); 1497 } 1498 1499 /* 1500 * smb_validate_proto_prop(index, name, value) 1501 * 1502 * Verify that the property specified by name can take the new 1503 * value. This is a sanity check to prevent bad values getting into 1504 * the default files. 1505 */ 1506 static int 1507 smb_validate_proto_prop(int index, char *name, char *value) 1508 { 1509 if ((name == NULL) || (index < 0)) 1510 return (SA_BAD_VALUE); 1511 1512 if (smb_proto_options[index].validator == NULL) 1513 return (SA_OK); 1514 1515 if (smb_proto_options[index].validator(index, value) == SA_OK) 1516 return (SA_OK); 1517 return (SA_BAD_VALUE); 1518 } 1519 1520 /* 1521 * smb_set_proto_prop(prop) 1522 * 1523 * check that prop is valid. 1524 */ 1525 /*ARGSUSED*/ 1526 static int 1527 smb_set_proto_prop(sa_property_t prop) 1528 { 1529 int ret = SA_OK; 1530 char *name; 1531 char *value; 1532 int index = -1; 1533 struct smb_proto_option_defs *opt; 1534 1535 name = sa_get_property_attr(prop, "type"); 1536 value = sa_get_property_attr(prop, "value"); 1537 if (name != NULL && value != NULL) { 1538 index = findprotoopt(name); 1539 if (index >= 0) { 1540 /* should test for valid value */ 1541 ret = smb_validate_proto_prop(index, name, value); 1542 if (ret == SA_OK) { 1543 opt = &smb_proto_options[index]; 1544 1545 /* Save to SMF */ 1546 (void) smb_config_set(opt->smb_index, value); 1547 /* 1548 * Specialized refresh mechanisms can 1549 * be flagged in the proto_options and 1550 * processed here. 1551 */ 1552 if (opt->refresh & SMB_REFRESH_REFRESH) 1553 (void) smf_refresh_instance( 1554 SMBD_DEFAULT_INSTANCE_FMRI); 1555 else if (opt->refresh & SMB_REFRESH_RESTART) 1556 (void) smf_restart_instance( 1557 SMBD_DEFAULT_INSTANCE_FMRI); 1558 } 1559 } 1560 } 1561 1562 if (name != NULL) 1563 sa_free_attr_string(name); 1564 if (value != NULL) 1565 sa_free_attr_string(value); 1566 1567 return (ret); 1568 } 1569 1570 /* 1571 * smb_get_status() 1572 * 1573 * What is the current status of the smbd? We use the SMF state here. 1574 * Caller must free the returned value. 1575 */ 1576 1577 static char * 1578 smb_get_status(void) 1579 { 1580 char *state = NULL; 1581 state = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI); 1582 return (state != NULL ? state : "-"); 1583 } 1584 1585 /* 1586 * This protocol plugin require resource names 1587 */ 1588 static uint64_t 1589 smb_share_features(void) 1590 { 1591 return (SA_FEATURE_RESOURCE | SA_FEATURE_ALLOWSUBDIRS | 1592 SA_FEATURE_ALLOWPARDIRS | SA_FEATURE_SERVER); 1593 } 1594 1595 /* 1596 * This should be used to convert smb_share_t to sa_resource_t 1597 * Should only be needed to build transient shares/resources to be 1598 * supplied to sharemgr to display. 1599 */ 1600 static int 1601 smb_add_transient(sa_handle_t handle, smb_share_t *si) 1602 { 1603 int err; 1604 sa_share_t share; 1605 sa_group_t group; 1606 sa_resource_t resource; 1607 nvlist_t *nvl; 1608 char *opt; 1609 1610 if (si == NULL) 1611 return (SA_INVALID_NAME); 1612 1613 if ((share = sa_find_share(handle, si->shr_path)) == NULL) { 1614 if ((group = smb_get_defaultgrp(handle)) == NULL) 1615 return (SA_NO_SUCH_GROUP); 1616 1617 share = sa_get_share(group, si->shr_path); 1618 if (share == NULL) { 1619 share = sa_add_share(group, si->shr_path, 1620 SA_SHARE_TRANSIENT, &err); 1621 if (share == NULL) 1622 return (SA_NO_SUCH_PATH); 1623 } 1624 } 1625 1626 /* 1627 * Now handle the resource. Make sure that the resource is 1628 * transient and added to the share. 1629 */ 1630 resource = sa_get_share_resource(share, si->shr_name); 1631 if (resource == NULL) { 1632 resource = sa_add_resource(share, 1633 si->shr_name, SA_SHARE_TRANSIENT, &err); 1634 if (resource == NULL) 1635 return (SA_NO_SUCH_RESOURCE); 1636 } 1637 1638 if (si->shr_cmnt[0] != '\0') 1639 (void) sa_set_resource_description(resource, si->shr_cmnt); 1640 1641 if (si->shr_container[0] != '\0') 1642 (void) sa_set_resource_attr(resource, SHOPT_AD_CONTAINER, 1643 si->shr_container); 1644 1645 if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0) 1646 return (SA_NO_MEMORY); 1647 1648 if ((opt = smb_csc_name(si)) != NULL) 1649 err |= nvlist_add_string(nvl, SHOPT_CSC, opt); 1650 1651 opt = (si->shr_flags & SMB_SHRF_ABE) ? "true" : "false"; 1652 err |= nvlist_add_string(nvl, SHOPT_ABE, opt); 1653 1654 if ((si->shr_flags & SMB_SHRF_AUTOHOME) == 0) { 1655 opt = (si->shr_flags & SMB_SHRF_GUEST_OK) ? "true" : "false"; 1656 err |= nvlist_add_string(nvl, SHOPT_GUEST, opt); 1657 } 1658 1659 if (si->shr_access_ro[0] != '\0') 1660 err |= nvlist_add_string(nvl, SHOPT_RO, si->shr_access_ro); 1661 1662 if (si->shr_access_rw[0] != '\0') 1663 err |= nvlist_add_string(nvl, SHOPT_RW, si->shr_access_rw); 1664 1665 if (si->shr_access_none[0] != '\0') 1666 err |= nvlist_add_string(nvl, SHOPT_NONE, si->shr_access_none); 1667 1668 if (err) { 1669 nvlist_free(nvl); 1670 return (SA_CONFIG_ERR); 1671 } 1672 1673 err = smb_update_optionset_props(handle, resource, nvl); 1674 1675 nvlist_free(nvl); 1676 return (err); 1677 } 1678 1679 /* 1680 * Return smb transient shares. 1681 */ 1682 static int 1683 smb_list_transient(sa_handle_t handle) 1684 { 1685 int i, offset; 1686 smb_shrlist_t list; 1687 int res; 1688 1689 if (smb_share_count() <= 0) 1690 return (SA_OK); 1691 1692 offset = 0; 1693 while (smb_share_list(offset, &list) == NERR_Success) { 1694 if (list.sl_cnt == 0) 1695 break; 1696 1697 for (i = 0; i < list.sl_cnt; i++) { 1698 res = smb_add_transient(handle, &(list.sl_shares[i])); 1699 if (res != SA_OK) 1700 return (res); 1701 } 1702 offset += list.sl_cnt; 1703 } 1704 1705 return (SA_OK); 1706 } 1707 1708 /* 1709 * fix_resource_name(share, name, prefix) 1710 * 1711 * Construct a name where the ZFS dataset has the prefix replaced with "name". 1712 */ 1713 static char * 1714 fix_resource_name(sa_share_t share, char *name, char *prefix) 1715 { 1716 char buf[SA_MAX_RESOURCE_NAME + 1]; 1717 char *dataset; 1718 size_t bufsz = SA_MAX_RESOURCE_NAME + 1; 1719 size_t prelen; 1720 1721 if (prefix == NULL) 1722 return (strdup(name)); 1723 1724 dataset = sa_get_share_attr(share, "dataset"); 1725 if (dataset == NULL) 1726 return (strdup(name)); 1727 1728 (void) strlcpy(buf, name, bufsz); 1729 prelen = strlen(prefix); 1730 1731 if (strncmp(dataset, prefix, prelen) == 0) 1732 (void) strlcat(buf, dataset + prelen, bufsz); 1733 1734 sa_free_attr_string(dataset); 1735 sa_fix_resource_name(buf); 1736 return (strdup(buf)); 1737 } 1738 1739 /* 1740 * smb_parse_optstring(group, options) 1741 * 1742 * parse a compact option string into individual options. This allows 1743 * ZFS sharesmb and sharemgr "share" command to work. group can be a 1744 * group, a share or a resource. 1745 */ 1746 static int 1747 smb_parse_optstring(sa_group_t group, char *options) 1748 { 1749 char *dup; 1750 char *base; 1751 char *lasts; 1752 char *token; 1753 sa_optionset_t optionset; 1754 sa_group_t parent = NULL; 1755 sa_resource_t resource = NULL; 1756 int iszfs = 0; 1757 int persist = 0; 1758 int need_optionset = 0; 1759 int ret = SA_OK; 1760 sa_property_t prop; 1761 1762 /* 1763 * In order to not attempt to change ZFS properties unless 1764 * absolutely necessary, we never do it in the legacy parsing 1765 * so we need to keep track of this. 1766 */ 1767 if (sa_is_share(group)) { 1768 char *zfs; 1769 1770 parent = sa_get_parent_group(group); 1771 if (parent != NULL) { 1772 zfs = sa_get_group_attr(parent, "zfs"); 1773 if (zfs != NULL) { 1774 sa_free_attr_string(zfs); 1775 iszfs = 1; 1776 } 1777 } 1778 } else { 1779 iszfs = sa_group_is_zfs(group); 1780 /* 1781 * If a ZFS group, then we need to see if a resource 1782 * name is being set. If so, bail with 1783 * SA_PROP_SHARE_ONLY, so we come back in with a share 1784 * instead of a group. 1785 */ 1786 if (iszfs || 1787 strncmp(options, "name=", sizeof ("name=") - 1) == 0 || 1788 strstr(options, ",name=") != NULL) { 1789 return (SA_PROP_SHARE_ONLY); 1790 } 1791 } 1792 1793 /* do we have an existing optionset? */ 1794 optionset = sa_get_optionset(group, "smb"); 1795 if (optionset == NULL) { 1796 /* didn't find existing optionset so create one */ 1797 optionset = sa_create_optionset(group, "smb"); 1798 if (optionset == NULL) 1799 return (SA_NO_MEMORY); 1800 } else { 1801 /* 1802 * If an optionset already exists, we've come through 1803 * twice so ignore the second time. 1804 */ 1805 return (ret); 1806 } 1807 1808 /* We need a copy of options for the next part. */ 1809 dup = strdup(options); 1810 if (dup == NULL) 1811 return (SA_NO_MEMORY); 1812 1813 /* 1814 * SMB properties are straightforward and are strings, 1815 * integers or booleans. Properties are separated by 1816 * commas. It will be necessary to parse quotes due to some 1817 * strings not having a restricted characters set. 1818 * 1819 * Note that names will create a resource. For now, if there 1820 * is a set of properties "before" the first name="", those 1821 * properties will be placed on the group. 1822 */ 1823 persist = sa_is_persistent(group); 1824 base = dup; 1825 token = dup; 1826 lasts = NULL; 1827 while (token != NULL && ret == SA_OK) { 1828 ret = SA_OK; 1829 token = strtok_r(base, ",", &lasts); 1830 base = NULL; 1831 if (token != NULL) { 1832 char *value; 1833 /* 1834 * All SMB properties have values so there 1835 * MUST be an '=' character. If it doesn't, 1836 * it is a syntax error. 1837 */ 1838 value = strchr(token, '='); 1839 if (value != NULL) { 1840 *value++ = '\0'; 1841 } else { 1842 ret = SA_SYNTAX_ERR; 1843 break; 1844 } 1845 /* 1846 * We may need to handle a "name" property 1847 * that is a ZFS imposed resource name. Each 1848 * name would trigger getting a new "resource" 1849 * to put properties on. For now, assume no 1850 * "name" property for special handling. 1851 */ 1852 1853 if (strcmp(token, SHOPT_NAME) == 0) { 1854 char *prefix; 1855 char *name = NULL; 1856 /* 1857 * We have a name, so now work on the 1858 * resource level. We have a "share" 1859 * in "group" due to the caller having 1860 * added it. If we are called with a 1861 * group, the check for group/share 1862 * at the beginning of this function 1863 * will bail out the parse if there is a 1864 * "name" but no share. 1865 */ 1866 if (!iszfs) { 1867 ret = SA_SYNTAX_ERR; 1868 break; 1869 } 1870 /* 1871 * Make sure the parent group has the 1872 * "prefix" property since we will 1873 * need to use this for constructing 1874 * inherited name= values. 1875 */ 1876 prefix = sa_get_group_attr(parent, "prefix"); 1877 if (prefix == NULL) { 1878 prefix = sa_get_group_attr(parent, 1879 "name"); 1880 if (prefix != NULL) { 1881 (void) sa_set_group_attr(parent, 1882 "prefix", prefix); 1883 } 1884 } 1885 name = fix_resource_name((sa_share_t)group, 1886 value, prefix); 1887 if (name != NULL) { 1888 resource = sa_add_resource( 1889 (sa_share_t)group, name, 1890 SA_SHARE_TRANSIENT, &ret); 1891 sa_free_attr_string(name); 1892 } else { 1893 ret = SA_NO_MEMORY; 1894 } 1895 if (prefix != NULL) 1896 sa_free_attr_string(prefix); 1897 1898 /* A resource level optionset is needed */ 1899 1900 need_optionset = 1; 1901 if (resource == NULL) { 1902 ret = SA_NO_MEMORY; 1903 break; 1904 } 1905 continue; 1906 } 1907 1908 if (iszfs && strcmp(token, SHOPT_DESCRIPTION) == 0) { 1909 if (resource == NULL) 1910 (void) sa_set_share_description( 1911 (sa_share_t)group, value); 1912 else 1913 (void) sa_set_resource_description( 1914 resource, value); 1915 continue; 1916 } 1917 1918 if (need_optionset) { 1919 optionset = sa_create_optionset(resource, 1920 "smb"); 1921 need_optionset = 0; 1922 } 1923 1924 prop = sa_create_property(token, value); 1925 if (prop == NULL) 1926 ret = SA_NO_MEMORY; 1927 else 1928 ret = sa_add_property(optionset, prop); 1929 if (ret != SA_OK) 1930 break; 1931 if (!iszfs) 1932 ret = sa_commit_properties(optionset, !persist); 1933 } 1934 } 1935 free(dup); 1936 return (ret); 1937 } 1938 1939 /* 1940 * smb_sprint_option(rbuff, rbuffsize, incr, prop, sep) 1941 * 1942 * provides a mechanism to format SMB properties into legacy output 1943 * format. If the buffer would overflow, it is reallocated and grown 1944 * as appropriate. Special cases of converting internal form of values 1945 * to those used by "share" are done. this function does one property 1946 * at a time. 1947 */ 1948 1949 static void 1950 smb_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr, 1951 sa_property_t prop, int sep) 1952 { 1953 char *name; 1954 char *value; 1955 int curlen; 1956 char *buff = *rbuff; 1957 size_t buffsize = *rbuffsize; 1958 1959 name = sa_get_property_attr(prop, "type"); 1960 value = sa_get_property_attr(prop, "value"); 1961 if (buff != NULL) 1962 curlen = strlen(buff); 1963 else 1964 curlen = 0; 1965 if (name != NULL) { 1966 int len; 1967 len = strlen(name) + sep; 1968 1969 /* 1970 * A future RFE would be to replace this with more 1971 * generic code and to possibly handle more types. 1972 * 1973 * For now, everything else is treated as a string. If 1974 * we get any properties that aren't exactly 1975 * name/value pairs, we may need to 1976 * interpret/transform. 1977 */ 1978 if (value != NULL) 1979 len += 1 + strlen(value); 1980 1981 while (buffsize <= (curlen + len)) { 1982 /* need more room */ 1983 buffsize += incr; 1984 buff = realloc(buff, buffsize); 1985 *rbuff = buff; 1986 *rbuffsize = buffsize; 1987 if (buff == NULL) { 1988 /* realloc failed so free everything */ 1989 if (*rbuff != NULL) 1990 free(*rbuff); 1991 goto err; 1992 } 1993 } 1994 if (buff == NULL) 1995 goto err; 1996 (void) snprintf(buff + curlen, buffsize - curlen, 1997 "%s%s=%s", sep ? "," : "", 1998 name, value != NULL ? value : "\"\""); 1999 2000 } 2001 err: 2002 if (name != NULL) 2003 sa_free_attr_string(name); 2004 if (value != NULL) 2005 sa_free_attr_string(value); 2006 } 2007 2008 /* 2009 * smb_format_resource_options(resource, hier) 2010 * 2011 * format all the options on the group into a flattened option 2012 * string. If hier is non-zero, walk up the tree to get inherited 2013 * options. 2014 */ 2015 2016 static char * 2017 smb_format_options(sa_group_t group, int hier) 2018 { 2019 sa_optionset_t options = NULL; 2020 sa_property_t prop; 2021 int sep = 0; 2022 char *buff; 2023 size_t buffsize; 2024 2025 2026 buff = malloc(OPT_CHUNK); 2027 if (buff == NULL) 2028 return (NULL); 2029 2030 buff[0] = '\0'; 2031 buffsize = OPT_CHUNK; 2032 2033 /* 2034 * We may have a an optionset relative to this item. format 2035 * these if we find them and then add any security definitions. 2036 */ 2037 2038 options = sa_get_derived_optionset(group, "smb", hier); 2039 2040 /* 2041 * do the default set first but skip any option that is also 2042 * in the protocol specific optionset. 2043 */ 2044 if (options != NULL) { 2045 for (prop = sa_get_property(options, NULL); 2046 prop != NULL; prop = sa_get_next_property(prop)) { 2047 /* 2048 * use this one since we skipped any 2049 * of these that were also in 2050 * optdefault 2051 */ 2052 smb_sprint_option(&buff, &buffsize, OPT_CHUNK, 2053 prop, sep); 2054 if (buff == NULL) { 2055 /* 2056 * buff could become NULL if there 2057 * isn't enough memory for 2058 * smb_sprint_option to realloc() 2059 * as necessary. We can't really 2060 * do anything about it at this 2061 * point so we return NULL. The 2062 * caller should handle the 2063 * failure. 2064 */ 2065 if (options != NULL) 2066 sa_free_derived_optionset( 2067 options); 2068 return (buff); 2069 } 2070 sep = 1; 2071 } 2072 } 2073 2074 if (options != NULL) 2075 sa_free_derived_optionset(options); 2076 return (buff); 2077 } 2078 2079 /* 2080 * smb_rename_resource(resource, newname) 2081 * 2082 * Change the current exported name of the resource to newname. 2083 */ 2084 /*ARGSUSED*/ 2085 int 2086 smb_rename_resource(sa_handle_t handle, sa_resource_t resource, char *newname) 2087 { 2088 int ret = SA_OK; 2089 int err; 2090 char *oldname; 2091 2092 if (!smb_isonline()) 2093 return (SA_OK); 2094 2095 oldname = sa_get_resource_attr(resource, "name"); 2096 if (oldname == NULL) 2097 return (SA_NO_SUCH_RESOURCE); 2098 2099 err = smb_share_rename(oldname, newname); 2100 2101 sa_free_attr_string(oldname); 2102 2103 /* improve error values somewhat */ 2104 switch (err) { 2105 case NERR_Success: 2106 break; 2107 case NERR_InternalError: 2108 ret = SA_SYSTEM_ERR; 2109 break; 2110 case NERR_DuplicateShare: 2111 ret = SA_DUPLICATE_NAME; 2112 break; 2113 default: 2114 ret = SA_CONFIG_ERR; 2115 break; 2116 } 2117 2118 return (ret); 2119 } 2120 2121 static int 2122 smb_build_shareinfo(sa_share_t share, sa_resource_t resource, smb_share_t *si) 2123 { 2124 sa_optionset_t opts; 2125 char *path; 2126 char *rname; 2127 char *val = NULL; 2128 char csc_value[SMB_CSC_BUFSZ]; 2129 2130 bzero(si, sizeof (smb_share_t)); 2131 2132 if ((path = sa_get_share_attr(share, "path")) == NULL) 2133 return (SA_NO_SUCH_PATH); 2134 2135 if ((rname = sa_get_resource_attr(resource, "name")) == NULL) { 2136 sa_free_attr_string(path); 2137 return (SA_NO_SUCH_RESOURCE); 2138 } 2139 2140 (void) strlcpy(si->shr_path, path, sizeof (si->shr_path)); 2141 (void) strlcpy(si->shr_name, rname, sizeof (si->shr_name)); 2142 sa_free_attr_string(path); 2143 sa_free_attr_string(rname); 2144 2145 val = sa_get_resource_description(resource); 2146 if (val == NULL) 2147 val = sa_get_share_description(share); 2148 2149 if (val != NULL) { 2150 (void) strlcpy(si->shr_cmnt, val, sizeof (si->shr_cmnt)); 2151 sa_free_share_description(val); 2152 } 2153 2154 si->shr_flags = (sa_is_persistent(share)) 2155 ? SMB_SHRF_PERM : SMB_SHRF_TRANS; 2156 2157 opts = sa_get_derived_optionset(resource, SMB_PROTOCOL_NAME, 1); 2158 if (opts == NULL) 2159 return (SA_OK); 2160 2161 if (smb_saprop_getbool(opts, SHOPT_CATIA)) 2162 si->shr_flags |= SMB_SHRF_CATIA; 2163 2164 if (smb_saprop_getbool(opts, SHOPT_ABE)) 2165 si->shr_flags |= SMB_SHRF_ABE; 2166 2167 if (smb_saprop_getbool(opts, SHOPT_GUEST)) 2168 si->shr_flags |= SMB_SHRF_GUEST_OK; 2169 2170 if (smb_saprop_getbool(opts, SHOPT_DFSROOT)) 2171 si->shr_flags |= SMB_SHRF_DFSROOT; 2172 2173 (void) smb_saprop_getstr(opts, SHOPT_AD_CONTAINER, si->shr_container, 2174 sizeof (si->shr_container)); 2175 2176 if (smb_saprop_getstr(opts, SHOPT_CSC, csc_value, sizeof (csc_value))) 2177 smb_csc_option(csc_value, si); 2178 2179 if (smb_saprop_getstr(opts, SHOPT_RO, si->shr_access_ro, 2180 sizeof (si->shr_access_ro))) 2181 si->shr_flags |= SMB_SHRF_ACC_RO; 2182 2183 if (smb_saprop_getstr(opts, SHOPT_RW, si->shr_access_rw, 2184 sizeof (si->shr_access_rw))) 2185 si->shr_flags |= SMB_SHRF_ACC_RW; 2186 2187 if (smb_saprop_getstr(opts, SHOPT_NONE, si->shr_access_none, 2188 sizeof (si->shr_access_none))) 2189 si->shr_flags |= SMB_SHRF_ACC_NONE; 2190 2191 sa_free_derived_optionset(opts); 2192 return (SA_OK); 2193 } 2194 2195 /* 2196 * Map a client-side caching (CSC) option to the appropriate share 2197 * flag. Only one option is allowed; an error will be logged if 2198 * multiple options have been specified. We don't need to do anything 2199 * about multiple values here because the SRVSVC will not recognize 2200 * a value containing multiple flags and will return the default value. 2201 * 2202 * If the option value is not recognized, it will be ignored: invalid 2203 * values will typically be caught and rejected by sharemgr. 2204 */ 2205 static void 2206 smb_csc_option(const char *value, smb_share_t *si) 2207 { 2208 char buf[SMB_CSC_BUFSZ]; 2209 int i; 2210 2211 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2212 if (strcasecmp(value, cscopt[i].value) == 0) { 2213 si->shr_flags |= cscopt[i].flag; 2214 break; 2215 } 2216 } 2217 2218 switch (si->shr_flags & SMB_SHRF_CSC_MASK) { 2219 case 0: 2220 case SMB_SHRF_CSC_DISABLED: 2221 case SMB_SHRF_CSC_MANUAL: 2222 case SMB_SHRF_CSC_AUTO: 2223 case SMB_SHRF_CSC_VDO: 2224 break; 2225 2226 default: 2227 buf[0] = '\0'; 2228 2229 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2230 if (si->shr_flags & cscopt[i].flag) { 2231 (void) strlcat(buf, " ", SMB_CSC_BUFSZ); 2232 (void) strlcat(buf, cscopt[i].value, 2233 SMB_CSC_BUFSZ); 2234 } 2235 } 2236 2237 syslog(LOG_ERR, "csc option conflict:%s", buf); 2238 break; 2239 } 2240 } 2241 2242 /* 2243 * Return the option name for the first CSC flag (there should be only 2244 * one) encountered in the share flags. 2245 */ 2246 static char * 2247 smb_csc_name(const smb_share_t *si) 2248 { 2249 int i; 2250 2251 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2252 if (si->shr_flags & cscopt[i].flag) 2253 return (cscopt[i].value); 2254 } 2255 2256 return (NULL); 2257 } 2258 2259 /* 2260 * smb_get_defaultgrp 2261 * 2262 * If default group for CIFS shares (i.e. "smb") exists 2263 * then it will return the group handle, otherwise it will 2264 * create the group and return the handle. 2265 * 2266 * All the shares created by CIFS clients (this is only possible 2267 * via RPC) will be added to "smb" groups. 2268 */ 2269 static sa_group_t 2270 smb_get_defaultgrp(sa_handle_t handle) 2271 { 2272 sa_group_t group = NULL; 2273 int err; 2274 2275 group = sa_get_group(handle, SMB_DEFAULT_SHARE_GROUP); 2276 if (group != NULL) 2277 return (group); 2278 2279 group = sa_create_group(handle, SMB_DEFAULT_SHARE_GROUP, &err); 2280 if (group == NULL) 2281 return (NULL); 2282 2283 if (sa_create_optionset(group, SMB_DEFAULT_SHARE_GROUP) == NULL) { 2284 (void) sa_remove_group(group); 2285 group = NULL; 2286 } 2287 2288 return (group); 2289 } 2290 2291 /* 2292 * Checks to see if the command args are the supported substitution specifier. 2293 * i.e. <cmd> %U %S 2294 */ 2295 static int 2296 cmd_validator(int index, char *value) 2297 { 2298 char cmd[MAXPATHLEN]; 2299 char *ptr, *v; 2300 boolean_t skip_cmdname; 2301 2302 if (string_length_check_validator(index, value) != SA_OK) 2303 return (SA_BAD_VALUE); 2304 2305 if (*value == '\0') 2306 return (SA_OK); 2307 2308 (void) strlcpy(cmd, value, sizeof (cmd)); 2309 2310 ptr = cmd; 2311 skip_cmdname = B_TRUE; 2312 do { 2313 if ((v = strsep(&ptr, " ")) == NULL) 2314 break; 2315 2316 if (*v != '\0') { 2317 2318 if (skip_cmdname) { 2319 skip_cmdname = B_FALSE; 2320 continue; 2321 } 2322 2323 if ((strlen(v) != 2) || *v != '%') 2324 return (SA_BAD_VALUE); 2325 2326 if (strpbrk(v, SMB_VALID_SUB_CHRS) == NULL) 2327 return (SA_BAD_VALUE); 2328 } 2329 2330 } while (v != NULL); 2331 2332 /* 2333 * If skip_cmdname is still true then the string contains 2334 * only spaces. Don't allow such a string. 2335 */ 2336 if (skip_cmdname) 2337 return (SA_BAD_VALUE); 2338 2339 return (SA_OK); 2340 } 2341 2342 /*ARGSUSED*/ 2343 static int 2344 disposition_validator(int index, char *value) 2345 { 2346 if (value == NULL) 2347 return (SA_BAD_VALUE); 2348 2349 if (*value == '\0') 2350 return (SA_OK); 2351 2352 if ((strcasecmp(value, SMB_EXEC_DISP_CONTINUE) == 0) || 2353 (strcasecmp(value, SMB_EXEC_DISP_TERMINATE) == 0)) 2354 return (SA_OK); 2355 2356 return (SA_BAD_VALUE); 2357 } 2358 2359 /* 2360 * Updates the optionset properties of the share resource. 2361 * The properties are given as a list of name-value pair. 2362 * The name argument should be the optionset property name and the value 2363 * should be a valid value for the specified property. 2364 * 2365 * When calling this function for permanent shares, the caller must also 2366 * call sa_commit_properties() to commit the changes to SMF. 2367 */ 2368 static int 2369 smb_update_optionset_props(sa_handle_t handle, sa_resource_t resource, 2370 nvlist_t *nvl) 2371 { 2372 sa_property_t prop; 2373 sa_optionset_t opts; 2374 int err = SA_OK; 2375 nvpair_t *cur; 2376 char *name, *val; 2377 2378 if ((opts = sa_get_optionset(resource, SMB_PROTOCOL_NAME)) == NULL) { 2379 opts = sa_create_optionset(resource, SMB_PROTOCOL_NAME); 2380 if (opts == NULL) 2381 return (SA_CONFIG_ERR); 2382 } 2383 2384 cur = nvlist_next_nvpair(nvl, NULL); 2385 while (cur != NULL) { 2386 name = nvpair_name(cur); 2387 err = nvpair_value_string(cur, &val); 2388 if ((err != 0) || (name == NULL) || (val == NULL)) { 2389 err = SA_CONFIG_ERR; 2390 break; 2391 } 2392 2393 prop = NULL; 2394 if ((prop = sa_get_property(opts, name)) == NULL) { 2395 prop = sa_create_property(name, val); 2396 if (prop != NULL) { 2397 err = sa_valid_property(handle, opts, 2398 SMB_PROTOCOL_NAME, prop); 2399 if (err != SA_OK) { 2400 (void) sa_remove_property(prop); 2401 break; 2402 } 2403 } 2404 err = sa_add_property(opts, prop); 2405 if (err != SA_OK) 2406 break; 2407 } else { 2408 err = sa_update_property(prop, val); 2409 if (err != SA_OK) 2410 break; 2411 } 2412 2413 cur = nvlist_next_nvpair(nvl, cur); 2414 } 2415 2416 return (err); 2417 } 2418 2419 static boolean_t 2420 smb_saprop_getbool(sa_optionset_t opts, char *propname) 2421 { 2422 sa_property_t prop; 2423 char *val; 2424 boolean_t propval = B_FALSE; 2425 2426 prop = sa_get_property(opts, propname); 2427 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2428 if ((strcasecmp(val, "true") == 0) || (strcmp(val, "1") == 0)) 2429 propval = B_TRUE; 2430 free(val); 2431 } 2432 2433 return (propval); 2434 } 2435 2436 static boolean_t 2437 smb_saprop_getstr(sa_optionset_t opts, char *propname, char *buf, size_t bufsz) 2438 { 2439 sa_property_t prop; 2440 char *val; 2441 2442 prop = sa_get_property(opts, propname); 2443 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2444 (void) strlcpy(buf, val, bufsz); 2445 free(val); 2446 return (B_TRUE); 2447 } 2448 2449 return (B_FALSE); 2450 } 2451