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