16185db85Sdougm /* 26185db85Sdougm * CDDL HEADER START 36185db85Sdougm * 46185db85Sdougm * The contents of this file are subject to the terms of the 56185db85Sdougm * Common Development and Distribution License (the "License"). 66185db85Sdougm * You may not use this file except in compliance with the License. 76185db85Sdougm * 86185db85Sdougm * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 96185db85Sdougm * or http://www.opensolaris.org/os/licensing. 106185db85Sdougm * See the License for the specific language governing permissions 116185db85Sdougm * and limitations under the License. 126185db85Sdougm * 136185db85Sdougm * When distributing Covered Code, include this CDDL HEADER in each 146185db85Sdougm * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 156185db85Sdougm * If applicable, add the following below this CDDL HEADER, with the 166185db85Sdougm * fields enclosed by brackets "[]" replaced with your own identifying 176185db85Sdougm * information: Portions Copyright [yyyy] [name of copyright owner] 186185db85Sdougm * 196185db85Sdougm * CDDL HEADER END 206185db85Sdougm */ 216185db85Sdougm 226185db85Sdougm /* 233472f5dcSdougm * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 246185db85Sdougm * Use is subject to license terms. 256185db85Sdougm */ 266185db85Sdougm 276185db85Sdougm #pragma ident "%Z%%M% %I% %E% SMI" 286185db85Sdougm 296185db85Sdougm /* 306185db85Sdougm * NFS specific functions 316185db85Sdougm */ 326185db85Sdougm #include <stdio.h> 336185db85Sdougm #include <string.h> 346185db85Sdougm #include <ctype.h> 356185db85Sdougm #include <stdlib.h> 366185db85Sdougm #include <unistd.h> 376185db85Sdougm #include <zone.h> 386185db85Sdougm #include <errno.h> 396185db85Sdougm #include <locale.h> 406185db85Sdougm #include <signal.h> 416185db85Sdougm #include "libshare.h" 426185db85Sdougm #include "libshare_impl.h" 436185db85Sdougm #include <nfs/export.h> 446185db85Sdougm #include <pwd.h> 456185db85Sdougm #include <limits.h> 466185db85Sdougm #include <libscf.h> 476185db85Sdougm #include "nfslog_config.h" 486185db85Sdougm #include "nfslogtab.h" 496185db85Sdougm #include "libshare_nfs.h" 506185db85Sdougm #include <rpcsvc/daemon_utils.h> 516185db85Sdougm #include <nfs/nfs.h> 526185db85Sdougm 536185db85Sdougm /* should really be in some global place */ 546185db85Sdougm #define DEF_WIN 30000 556185db85Sdougm #define OPT_CHUNK 1024 566185db85Sdougm 576185db85Sdougm int debug = 0; 586185db85Sdougm 596185db85Sdougm 606185db85Sdougm /* internal functions */ 616185db85Sdougm static int nfs_init(); 626185db85Sdougm static void nfs_fini(); 636185db85Sdougm static int nfs_enable_share(sa_share_t); 646185db85Sdougm static int nfs_disable_share(char *); 656185db85Sdougm static int nfs_validate_property(sa_property_t, sa_optionset_t); 666185db85Sdougm static int nfs_validate_security_mode(char *); 676185db85Sdougm static int nfs_is_security_opt(char *); 686185db85Sdougm static int nfs_parse_legacy_options(sa_group_t, char *); 696185db85Sdougm static char *nfs_format_options(sa_group_t, int); 706185db85Sdougm static int nfs_set_proto_prop(sa_property_t); 716185db85Sdougm static sa_protocol_properties_t nfs_get_proto_set(); 726185db85Sdougm static char *nfs_get_status(); 736185db85Sdougm static char *nfs_space_alias(char *); 746185db85Sdougm 756185db85Sdougm /* 766185db85Sdougm * ops vector that provides the protocol specific info and operations 776185db85Sdougm * for share management. 786185db85Sdougm */ 796185db85Sdougm 806185db85Sdougm struct sa_plugin_ops sa_plugin_ops = { 816185db85Sdougm SA_PLUGIN_VERSION, 826185db85Sdougm "nfs", 836185db85Sdougm nfs_init, 846185db85Sdougm nfs_fini, 856185db85Sdougm nfs_enable_share, 866185db85Sdougm nfs_disable_share, 876185db85Sdougm nfs_validate_property, 886185db85Sdougm nfs_validate_security_mode, 896185db85Sdougm nfs_is_security_opt, 906185db85Sdougm nfs_parse_legacy_options, 916185db85Sdougm nfs_format_options, 926185db85Sdougm nfs_set_proto_prop, 936185db85Sdougm nfs_get_proto_set, 946185db85Sdougm nfs_get_status, 956185db85Sdougm nfs_space_alias, 966185db85Sdougm NULL, 976185db85Sdougm NULL 986185db85Sdougm }; 996185db85Sdougm 1006185db85Sdougm /* 1016185db85Sdougm * list of support services needed 1026185db85Sdougm * defines should come from head/rpcsvc/daemon_utils.h 1036185db85Sdougm */ 1046185db85Sdougm 1056185db85Sdougm static char *service_list_default[] = 1066185db85Sdougm { STATD, LOCKD, MOUNTD, NFSD, NFSMAPID, RQUOTAD, NULL }; 1076185db85Sdougm static char *service_list_logging[] = 1086185db85Sdougm { STATD, LOCKD, MOUNTD, NFSD, NFSMAPID, RQUOTAD, NFSLOGD, NULL }; 1096185db85Sdougm 1106185db85Sdougm /* 1116185db85Sdougm * option definitions. Make sure to keep the #define for the option 1126185db85Sdougm * index just before the entry it is the index for. Changing the order 1136185db85Sdougm * can cause breakage. E.g OPT_RW is index 1 and must precede the 1146185db85Sdougm * line that includes the SHOPT_RW and OPT_RW entries. 1156185db85Sdougm */ 1166185db85Sdougm 1176185db85Sdougm struct option_defs optdefs[] = { 1186185db85Sdougm #define OPT_RO 0 1196185db85Sdougm {SHOPT_RO, OPT_RO, OPT_TYPE_ACCLIST}, 1206185db85Sdougm #define OPT_RW 1 1216185db85Sdougm {SHOPT_RW, OPT_RW, OPT_TYPE_ACCLIST}, 1226185db85Sdougm #define OPT_ROOT 2 1236185db85Sdougm {SHOPT_ROOT, OPT_ROOT, OPT_TYPE_ACCLIST}, 1246185db85Sdougm #define OPT_SECURE 3 1256185db85Sdougm {SHOPT_SECURE, OPT_SECURE, OPT_TYPE_DEPRECATED}, 1266185db85Sdougm #define OPT_ANON 4 1276185db85Sdougm {SHOPT_ANON, OPT_ANON, OPT_TYPE_USER}, 1286185db85Sdougm #define OPT_WINDOW 5 1296185db85Sdougm {SHOPT_WINDOW, OPT_WINDOW, OPT_TYPE_NUMBER}, 1306185db85Sdougm #define OPT_NOSUID 6 1316185db85Sdougm {SHOPT_NOSUID, OPT_NOSUID, OPT_TYPE_BOOLEAN}, 1326185db85Sdougm #define OPT_ACLOK 7 1336185db85Sdougm {SHOPT_ACLOK, OPT_ACLOK, OPT_TYPE_BOOLEAN}, 1346185db85Sdougm #define OPT_NOSUB 8 1356185db85Sdougm {SHOPT_NOSUB, OPT_NOSUB, OPT_TYPE_BOOLEAN}, 1366185db85Sdougm #define OPT_SEC 9 1376185db85Sdougm {SHOPT_SEC, OPT_SEC, OPT_TYPE_SECURITY}, 1386185db85Sdougm #define OPT_PUBLIC 10 1396185db85Sdougm {SHOPT_PUBLIC, OPT_PUBLIC, OPT_TYPE_BOOLEAN, OPT_SHARE_ONLY}, 1406185db85Sdougm #define OPT_INDEX 11 1416185db85Sdougm {SHOPT_INDEX, OPT_INDEX, OPT_TYPE_FILE}, 1426185db85Sdougm #define OPT_LOG 12 1436185db85Sdougm {SHOPT_LOG, OPT_LOG, OPT_TYPE_LOGTAG}, 1446185db85Sdougm #define OPT_CKSUM 13 1456185db85Sdougm {SHOPT_CKSUM, OPT_CKSUM, OPT_TYPE_STRINGSET}, 1466185db85Sdougm #ifdef VOLATILE_FH_TEST /* XXX added for testing volatile fh's only */ 1476185db85Sdougm #define OPT_VOLFH 14 1486185db85Sdougm {SHOPT_VOLFH, OPT_VOLFH}, 1496185db85Sdougm #endif /* VOLATILE_FH_TEST */ 1506185db85Sdougm NULL 1516185db85Sdougm }; 1526185db85Sdougm 1536185db85Sdougm /* 154a99982a7Sdougm * list of properties that are related to security flavors. 1556185db85Sdougm */ 1566185db85Sdougm static char *seclist[] = { 1576185db85Sdougm SHOPT_RO, 1586185db85Sdougm SHOPT_RW, 1596185db85Sdougm SHOPT_ROOT, 1606185db85Sdougm SHOPT_WINDOW, 1616185db85Sdougm NULL 1626185db85Sdougm }; 1636185db85Sdougm 1646185db85Sdougm /* structure for list of securities */ 1656185db85Sdougm struct securities { 166a99982a7Sdougm sa_security_t security; 167a99982a7Sdougm struct securities *next; 1686185db85Sdougm }; 1696185db85Sdougm 1706185db85Sdougm /* 1716185db85Sdougm * findopt(name) 1726185db85Sdougm * 1736185db85Sdougm * Lookup option "name" in the option table and return the table 1746185db85Sdougm * index. 1756185db85Sdougm */ 1766185db85Sdougm 1776185db85Sdougm static int 1786185db85Sdougm findopt(char *name) 1796185db85Sdougm { 1806185db85Sdougm int i; 1816185db85Sdougm if (name != NULL) { 182a3351425Sdougm for (i = 0; optdefs[i].tag != NULL; i++) { 183a3351425Sdougm if (strcmp(optdefs[i].tag, name) == 0) 184a3351425Sdougm return (i); 185a3351425Sdougm } 1866185db85Sdougm } 1876185db85Sdougm return (-1); 1886185db85Sdougm } 1896185db85Sdougm 1906185db85Sdougm /* 1916185db85Sdougm * gettype(name) 1926185db85Sdougm * 1936185db85Sdougm * Return the type of option "name". 1946185db85Sdougm */ 1956185db85Sdougm 1966185db85Sdougm static int 1976185db85Sdougm gettype(char *name) 1986185db85Sdougm { 1996185db85Sdougm int optdef; 2006185db85Sdougm 2016185db85Sdougm optdef = findopt(name); 2026185db85Sdougm if (optdef != -1) 203a3351425Sdougm return (optdefs[optdef].type); 2046185db85Sdougm return (OPT_TYPE_ANY); 2056185db85Sdougm } 2066185db85Sdougm 2076185db85Sdougm /* 2086185db85Sdougm * nfs_validate_security_mode(mode) 2096185db85Sdougm * 2106185db85Sdougm * is the specified mode string a valid one for use with NFS? 2116185db85Sdougm */ 2126185db85Sdougm 2136185db85Sdougm static int 2146185db85Sdougm nfs_validate_security_mode(char *mode) 2156185db85Sdougm { 2166185db85Sdougm seconfig_t secinfo; 2176185db85Sdougm int err; 2186185db85Sdougm 2196185db85Sdougm (void) memset(&secinfo, '\0', sizeof (secinfo)); 2206185db85Sdougm err = nfs_getseconfig_byname(mode, &secinfo); 2216185db85Sdougm if (err == SC_NOERROR) 222a3351425Sdougm return (1); 2236185db85Sdougm return (0); 2246185db85Sdougm } 2256185db85Sdougm 2266185db85Sdougm /* 2276185db85Sdougm * nfs_is_security_opt(tok) 2286185db85Sdougm * 2296185db85Sdougm * check to see if tok represents an option that is only valid in some 2306185db85Sdougm * security flavor. 2316185db85Sdougm */ 2326185db85Sdougm 2336185db85Sdougm static int 2346185db85Sdougm nfs_is_security_opt(char *tok) 2356185db85Sdougm { 2366185db85Sdougm int i; 2376185db85Sdougm 2386185db85Sdougm for (i = 0; seclist[i] != NULL; i++) { 239a3351425Sdougm if (strcmp(tok, seclist[i]) == 0) 240a3351425Sdougm return (1); 2416185db85Sdougm } 2426185db85Sdougm return (0); 2436185db85Sdougm } 2446185db85Sdougm 2456185db85Sdougm /* 2466185db85Sdougm * find_security(seclist, sec) 2476185db85Sdougm * 2486185db85Sdougm * Walk the current list of security flavors and return true if it is 2496185db85Sdougm * present, else return false. 2506185db85Sdougm */ 2516185db85Sdougm 2526185db85Sdougm static int 2536185db85Sdougm find_security(struct securities *seclist, sa_security_t sec) 2546185db85Sdougm { 2556185db85Sdougm while (seclist != NULL) { 256a3351425Sdougm if (seclist->security == sec) 257a3351425Sdougm return (1); 258a3351425Sdougm seclist = seclist->next; 2596185db85Sdougm } 2606185db85Sdougm return (0); 2616185db85Sdougm } 2626185db85Sdougm 2636185db85Sdougm /* 2646185db85Sdougm * make_security_list(group, securitymodes, proto) 2656185db85Sdougm * go through the list of securitymodes and add them to the 2666185db85Sdougm * group's list of security optionsets. We also keep a list of 2676185db85Sdougm * those optionsets so we don't have to find them later. All of 2686185db85Sdougm * these will get copies of the same properties. 2696185db85Sdougm */ 2706185db85Sdougm 2716185db85Sdougm static struct securities * 2726185db85Sdougm make_security_list(sa_group_t group, char *securitymodes, char *proto) 2736185db85Sdougm { 2746185db85Sdougm char *tok, *next = NULL; 2756185db85Sdougm struct securities *curp, *headp = NULL, *prev; 2766185db85Sdougm sa_security_t check; 2776185db85Sdougm int freetok = 0; 2786185db85Sdougm 2796185db85Sdougm for (tok = securitymodes; tok != NULL; tok = next) { 280a3351425Sdougm next = strchr(tok, ':'); 281a3351425Sdougm if (next != NULL) 282a3351425Sdougm *next++ = '\0'; 283a3351425Sdougm if (strcmp(tok, "default") == 0) { 284a3351425Sdougm /* resolve default into the real type */ 285a3351425Sdougm tok = nfs_space_alias(tok); 286a3351425Sdougm freetok = 1; 287a3351425Sdougm } 288a3351425Sdougm check = sa_get_security(group, tok, proto); 289a3351425Sdougm 290a3351425Sdougm /* add to the security list if it isn't there already */ 291a3351425Sdougm if (check == NULL || !find_security(headp, check)) { 292a3351425Sdougm curp = (struct securities *)calloc(1, 293a3351425Sdougm sizeof (struct securities)); 294a3351425Sdougm if (curp != NULL) { 295a3351425Sdougm if (check == NULL) { 296a3351425Sdougm curp->security = sa_create_security( 297a3351425Sdougm group, tok, proto); 298a3351425Sdougm } else { 299a3351425Sdougm curp->security = check; 300a3351425Sdougm } 301a3351425Sdougm /* 302a3351425Sdougm * note that the first time through the loop, 303a3351425Sdougm * headp will be NULL and prev will be 304a3351425Sdougm * undefined. Since headp is NULL, we set 305a3351425Sdougm * both it and prev to the curp (first 306a3351425Sdougm * structure to be allocated). 307a3351425Sdougm * 308a3351425Sdougm * later passes through the loop will have 309a3351425Sdougm * headp not being NULL and prev will be used 310a3351425Sdougm * to allocate at the end of the list. 311a3351425Sdougm */ 312a3351425Sdougm if (headp == NULL) { 313a3351425Sdougm headp = curp; 314a3351425Sdougm prev = curp; 315a3351425Sdougm } else { 316a3351425Sdougm prev->next = curp; 317a3351425Sdougm prev = curp; 318a3351425Sdougm } 319a3351425Sdougm } 3206185db85Sdougm } 321a99982a7Sdougm 322a3351425Sdougm if (freetok) { 323a3351425Sdougm freetok = 0; 324a3351425Sdougm sa_free_attr_string(tok); 325a3351425Sdougm } 3266185db85Sdougm } 3276185db85Sdougm return (headp); 3286185db85Sdougm } 3296185db85Sdougm 3306185db85Sdougm static void 3316185db85Sdougm free_security_list(struct securities *sec) 3326185db85Sdougm { 3336185db85Sdougm struct securities *next; 3346185db85Sdougm if (sec != NULL) { 335a3351425Sdougm for (next = sec->next; sec != NULL; sec = next) { 336a3351425Sdougm next = sec->next; 337a3351425Sdougm free(sec); 338a3351425Sdougm } 3396185db85Sdougm } 3406185db85Sdougm } 3416185db85Sdougm 3426185db85Sdougm /* 3436185db85Sdougm * nfs_alistcat(str1, str2, sep) 3446185db85Sdougm * 3456185db85Sdougm * concatenate str1 and str2 into a new string using sep as a separate 3466185db85Sdougm * character. If memory allocation fails, return NULL; 3476185db85Sdougm */ 3486185db85Sdougm 3496185db85Sdougm static char * 3506185db85Sdougm nfs_alistcat(char *str1, char *str2, char sep) 3516185db85Sdougm { 3526185db85Sdougm char *newstr; 3536185db85Sdougm size_t len; 3546185db85Sdougm 3556185db85Sdougm len = strlen(str1) + strlen(str2) + 2; 3566185db85Sdougm newstr = (char *)malloc(len); 3576185db85Sdougm if (newstr != NULL) 358a3351425Sdougm (void) snprintf(newstr, len, "%s%c%s", str1, sep, str2); 3596185db85Sdougm return (newstr); 3606185db85Sdougm } 3616185db85Sdougm 3626185db85Sdougm /* 3636185db85Sdougm * add_security_prop(sec, name, value, persist) 3646185db85Sdougm * 3656185db85Sdougm * Add the property to the securities structure. This accumulates 3666185db85Sdougm * properties for as part of parsing legacy options. 3676185db85Sdougm */ 3686185db85Sdougm 3696185db85Sdougm static int 3706185db85Sdougm add_security_prop(struct securities *sec, char *name, char *value, 3716185db85Sdougm int persist, int iszfs) 3726185db85Sdougm { 3736185db85Sdougm sa_property_t prop; 3746185db85Sdougm int ret = SA_OK; 3756185db85Sdougm 3766185db85Sdougm for (; sec != NULL; sec = sec->next) { 377a3351425Sdougm if (value == NULL) { 378a3351425Sdougm if (strcmp(name, SHOPT_RW) == 0 || 379a3351425Sdougm strcmp(name, SHOPT_RO) == 0) 380a3351425Sdougm value = "*"; 381a3351425Sdougm else 382a3351425Sdougm value = "true"; 383a3351425Sdougm } 384a99982a7Sdougm 385a99982a7Sdougm /* 386a99982a7Sdougm * Get the existing property, if it exists, so we can 387a99982a7Sdougm * determine what to do with it. The ro/rw/root 388a99982a7Sdougm * properties can be merged if multiple instances of 389a99982a7Sdougm * these properies are given. For example, if "rw" 390a99982a7Sdougm * exists with a value "host1" and a later token of 391a99982a7Sdougm * rw="host2" is seen, the values are merged into a 392a99982a7Sdougm * single rw="host1:host2". 393a99982a7Sdougm */ 394a3351425Sdougm prop = sa_get_property(sec->security, name); 395a99982a7Sdougm 396a3351425Sdougm if (prop != NULL) { 397a3351425Sdougm char *oldvalue; 398a3351425Sdougm char *newvalue; 399a99982a7Sdougm 400a99982a7Sdougm /* 401a3351425Sdougm * The security options of ro/rw/root might appear 402a3351425Sdougm * multiple times. If they do, the values need to be 403a3351425Sdougm * merged into an access list. If it was previously 404a3351425Sdougm * empty, the new value alone is added. 405a99982a7Sdougm */ 406a3351425Sdougm oldvalue = sa_get_property_attr(prop, "value"); 407a3351425Sdougm if (oldvalue != NULL) { 408a3351425Sdougm /* 409a3351425Sdougm * The general case is to concatenate the new 410a3351425Sdougm * value onto the old value for multiple 411a3351425Sdougm * rw(ro/root) properties. A special case 412a3351425Sdougm * exists when either the old or new is the 413a3351425Sdougm * "all" case. In the special case, if both 414a3351425Sdougm * are "all", then it is "all", else if one is 415a3351425Sdougm * an access-list, that replaces the "all". 416a3351425Sdougm */ 417a3351425Sdougm if (strcmp(oldvalue, "*") == 0) { 418a3351425Sdougm /* Replace old value with new value. */ 419a3351425Sdougm newvalue = strdup(value); 420a3351425Sdougm } else if (strcmp(value, "*") == 0) { 421a3351425Sdougm /* 422a3351425Sdougm * Keep old value and ignore 423a3351425Sdougm * the new value. 424a3351425Sdougm */ 425a3351425Sdougm newvalue = NULL; 426a3351425Sdougm } else { 427a3351425Sdougm /* 428a3351425Sdougm * Make a new list of old plus new 429a3351425Sdougm * access-list. 430a3351425Sdougm */ 431a3351425Sdougm newvalue = nfs_alistcat(oldvalue, 432a3351425Sdougm value, ':'); 433a3351425Sdougm } 434a3351425Sdougm 435a3351425Sdougm if (newvalue != NULL) { 436a3351425Sdougm (void) sa_remove_property(prop); 437a3351425Sdougm prop = sa_create_property(name, 438a3351425Sdougm newvalue); 439a3351425Sdougm ret = sa_add_property(sec->security, 440a3351425Sdougm prop); 441a3351425Sdougm free(newvalue); 442a3351425Sdougm } 443a3351425Sdougm if (oldvalue != NULL) 444a3351425Sdougm sa_free_attr_string(oldvalue); 445a3351425Sdougm } 446a3351425Sdougm } else { 447a3351425Sdougm prop = sa_create_property(name, value); 448a99982a7Sdougm ret = sa_add_property(sec->security, prop); 4496185db85Sdougm } 450a3351425Sdougm if (ret == SA_OK && !iszfs) { 451a3351425Sdougm ret = sa_commit_properties(sec->security, !persist); 452a3351425Sdougm } 4536185db85Sdougm } 4546185db85Sdougm return (ret); 4556185db85Sdougm } 4566185db85Sdougm 4576185db85Sdougm /* 4586185db85Sdougm * check to see if group/share is persistent. 4596185db85Sdougm */ 4606185db85Sdougm static int 4616185db85Sdougm is_persistent(sa_group_t group) 4626185db85Sdougm { 4636185db85Sdougm char *type; 4646185db85Sdougm int persist = 1; 4656185db85Sdougm 4666185db85Sdougm type = sa_get_group_attr(group, "type"); 4676185db85Sdougm if (type != NULL && strcmp(type, "persist") != 0) 468a3351425Sdougm persist = 0; 4696185db85Sdougm if (type != NULL) 470a3351425Sdougm sa_free_attr_string(type); 4716185db85Sdougm return (persist); 4726185db85Sdougm } 4736185db85Sdougm 4746185db85Sdougm /* 4756185db85Sdougm * invalid_security(options) 4766185db85Sdougm * 4776185db85Sdougm * search option string for any invalid sec= type. 4786185db85Sdougm * return true (1) if any are not valid else false (0) 4796185db85Sdougm */ 4806185db85Sdougm static int 4816185db85Sdougm invalid_security(char *options) 4826185db85Sdougm { 4836185db85Sdougm char *copy, *base, *token, *value; 4846185db85Sdougm int ret = 0; 4856185db85Sdougm 4866185db85Sdougm copy = strdup(options); 4876185db85Sdougm token = base = copy; 4886185db85Sdougm while (token != NULL && ret == 0) { 489a3351425Sdougm token = strtok(base, ","); 490a3351425Sdougm base = NULL; 491a3351425Sdougm if (token != NULL) { 492a3351425Sdougm value = strchr(token, '='); 493a3351425Sdougm if (value != NULL) 494a3351425Sdougm *value++ = '\0'; 495a3351425Sdougm if (strcmp(token, "sec") == 0) { 496a3351425Sdougm /* HAVE security flavors so check them */ 497a3351425Sdougm char *tok, *next; 498a3351425Sdougm for (next = NULL, tok = value; tok != NULL; 499a3351425Sdougm tok = next) { 500a3351425Sdougm next = strchr(tok, ':'); 501a3351425Sdougm if (next != NULL) 502a3351425Sdougm *next++ = '\0'; 503a3351425Sdougm ret = !nfs_validate_security_mode(tok); 504a3351425Sdougm if (ret) 505a3351425Sdougm break; 506a3351425Sdougm } 507a3351425Sdougm } 5086185db85Sdougm } 5096185db85Sdougm } 5106185db85Sdougm if (copy != NULL) 511a3351425Sdougm free(copy); 5126185db85Sdougm return (ret); 5136185db85Sdougm } 5146185db85Sdougm 5156185db85Sdougm /* 5166185db85Sdougm * nfs_parse_legacy_options(group, options) 5176185db85Sdougm * 5186185db85Sdougm * Parse the old style options into internal format and store on the 5196185db85Sdougm * specified group. Group could be a share for full legacy support. 5206185db85Sdougm */ 5216185db85Sdougm 5226185db85Sdougm static int 5236185db85Sdougm nfs_parse_legacy_options(sa_group_t group, char *options) 5246185db85Sdougm { 5256185db85Sdougm char *dup = strdup(options); 5266185db85Sdougm char *base; 5276185db85Sdougm char *token; 5286185db85Sdougm sa_optionset_t optionset; 5296185db85Sdougm struct securities *security_list = NULL; 5306185db85Sdougm sa_property_t prop; 5316185db85Sdougm int ret = SA_OK; 5326185db85Sdougm int iszfs = 0; 5336185db85Sdougm sa_group_t parent; 5346185db85Sdougm int persist = 0; 5356185db85Sdougm char *lasts; 5366185db85Sdougm 5376185db85Sdougm /* do we have an existing optionset? */ 5386185db85Sdougm optionset = sa_get_optionset(group, "nfs"); 5396185db85Sdougm if (optionset == NULL) { 540a3351425Sdougm /* didn't find existing optionset so create one */ 541a3351425Sdougm optionset = sa_create_optionset(group, "nfs"); 5426185db85Sdougm } else { 5436185db85Sdougm /* 5446185db85Sdougm * have an existing optionset so we need to compare 5456185db85Sdougm * options in order to detect errors. For now, we 5466185db85Sdougm * assume that the first optionset is the correct one 5476185db85Sdougm * and the others will be the same. This needs to be 5486185db85Sdougm * fixed before the final code is ready. 5496185db85Sdougm */ 550a3351425Sdougm return (ret); 5516185db85Sdougm } 5526185db85Sdougm 5536185db85Sdougm if (strcmp(options, SHOPT_RW) == 0) { 5546185db85Sdougm /* 5556185db85Sdougm * there is a special case of only the option "rw" 5566185db85Sdougm * being the default option. We don't have to do 5576185db85Sdougm * anything. 5586185db85Sdougm */ 559a3351425Sdougm return (ret); 5606185db85Sdougm } 5616185db85Sdougm 5626185db85Sdougm /* 5636185db85Sdougm * check if security types are present and validate them. If 5646185db85Sdougm * any are not legal, fail. 5656185db85Sdougm */ 5666185db85Sdougm 5676185db85Sdougm if (invalid_security(options)) { 568a3351425Sdougm return (SA_INVALID_SECURITY); 5696185db85Sdougm } 5706185db85Sdougm 5716185db85Sdougm /* 5726185db85Sdougm * in order to not attempt to change ZFS properties unless 5736185db85Sdougm * absolutely necessary, we never do it in the legacy parsing. 5746185db85Sdougm */ 5756185db85Sdougm if (sa_is_share(group)) { 576a3351425Sdougm char *zfs; 577a3351425Sdougm parent = sa_get_parent_group(group); 578a3351425Sdougm if (parent != NULL) { 579a3351425Sdougm zfs = sa_get_group_attr(parent, "zfs"); 580a3351425Sdougm if (zfs != NULL) { 581a3351425Sdougm sa_free_attr_string(zfs); 582a3351425Sdougm iszfs++; 583a3351425Sdougm } 5846185db85Sdougm } 5856185db85Sdougm } else { 586a3351425Sdougm iszfs = sa_group_is_zfs(group); 5876185db85Sdougm } 5886185db85Sdougm 5896185db85Sdougm /* 5906185db85Sdougm * we need to step through each option in the string and then 5916185db85Sdougm * add either the option or the security option as needed. If 5926185db85Sdougm * this is not a persistent share, don't commit to the 593a99982a7Sdougm * repository. If there is an error, we also want to abort the 594a99982a7Sdougm * processing and report it. 5956185db85Sdougm */ 5966185db85Sdougm persist = is_persistent(group); 5976185db85Sdougm base = dup; 5986185db85Sdougm token = dup; 5996185db85Sdougm lasts = NULL; 600a99982a7Sdougm while (token != NULL && ret == SA_OK) { 601a3351425Sdougm ret = SA_OK; 602a3351425Sdougm token = strtok_r(base, ",", &lasts); 603a3351425Sdougm base = NULL; 604a3351425Sdougm if (token != NULL) { 605a3351425Sdougm char *value; 6066185db85Sdougm /* 607a3351425Sdougm * if the option has a value, it will have an '=' to 608a3351425Sdougm * separate the name from the value. The following 609a3351425Sdougm * code will result in value != NULL and token 610a3351425Sdougm * pointing to just the name if there is a value. 6116185db85Sdougm */ 612a3351425Sdougm value = strchr(token, '='); 613a3351425Sdougm if (value != NULL) { 614a3351425Sdougm *value++ = '\0'; 6156185db85Sdougm } 616a3351425Sdougm if (strcmp(token, "sec") == 0 || 617a3351425Sdougm strcmp(token, "secure") == 0) { 6186185db85Sdougm /* 619a3351425Sdougm * Once in security parsing, we only 620a3351425Sdougm * do security. We do need to move 621a3351425Sdougm * between the security node and the 622a3351425Sdougm * toplevel. The security tag goes on 623a3351425Sdougm * the root while the following ones 624a3351425Sdougm * go on the security. 6256185db85Sdougm */ 626a3351425Sdougm if (security_list != NULL) { 627a3351425Sdougm /* 628a3351425Sdougm * have an old list so close it and 629a3351425Sdougm * start the new 630a3351425Sdougm */ 631a3351425Sdougm free_security_list(security_list); 632a3351425Sdougm } 633a3351425Sdougm if (strcmp(token, "secure") == 0) { 634a3351425Sdougm value = "dh"; 635a3351425Sdougm } else { 636a3351425Sdougm if (value == NULL) { 637a3351425Sdougm ret = SA_SYNTAX_ERR; 638a3351425Sdougm break; 639a3351425Sdougm } 640a3351425Sdougm } 641a3351425Sdougm security_list = make_security_list(group, 642a3351425Sdougm value, "nfs"); 6436185db85Sdougm } else { 644a3351425Sdougm /* 645a3351425Sdougm * Note that the "old" syntax allowed a 646a3351425Sdougm * default security model This must be 647a3351425Sdougm * accounted for and internally converted to 648a3351425Sdougm * "standard" security structure. 649a3351425Sdougm */ 650a3351425Sdougm if (nfs_is_security_opt(token)) { 651a3351425Sdougm if (security_list == NULL) { 652a3351425Sdougm /* 653a3351425Sdougm * need to have a 654a3351425Sdougm * security 655a3351425Sdougm * option. This will 656a3351425Sdougm * be "closed" when a 657a3351425Sdougm * defined "sec=" 658a3351425Sdougm * option is 659a3351425Sdougm * seen. This is 660a3351425Sdougm * technically an 661a3351425Sdougm * error but will be 662a3351425Sdougm * allowed with 663a3351425Sdougm * warning. 664a3351425Sdougm */ 665a3351425Sdougm security_list = 666a3351425Sdougm make_security_list(group, 667a3351425Sdougm "default", 668a3351425Sdougm "nfs"); 669a3351425Sdougm } 670a3351425Sdougm if (security_list != NULL) { 671a3351425Sdougm ret = add_security_prop( 672a3351425Sdougm security_list, token, 673a3351425Sdougm value, persist, iszfs); 674a3351425Sdougm } else { 675a3351425Sdougm ret = SA_NO_MEMORY; 676a3351425Sdougm } 677a3351425Sdougm } else { 678a3351425Sdougm /* regular options */ 679a3351425Sdougm if (value == NULL) { 680a3351425Sdougm if (strcmp(token, SHOPT_RW) == 681a3351425Sdougm 0 || strcmp(token, 682a3351425Sdougm SHOPT_RO) == 0) { 683a3351425Sdougm value = "*"; 684a3351425Sdougm } else { 685a3351425Sdougm value = "global"; 686a3351425Sdougm if (strcmp(token, 687a3351425Sdougm SHOPT_LOG) != 0) { 688a3351425Sdougm value = "true"; 689a3351425Sdougm } 690a3351425Sdougm } 691a3351425Sdougm } 692*d6405362Sdougm /* 693*d6405362Sdougm * In all cases, create the 694*d6405362Sdougm * property specified. If the 695*d6405362Sdougm * value was NULL, the default 696*d6405362Sdougm * value will have been 697*d6405362Sdougm * substituted. 698*d6405362Sdougm */ 699*d6405362Sdougm prop = sa_create_property(token, value); 700*d6405362Sdougm ret = sa_add_property(optionset, prop); 701*d6405362Sdougm if (ret != SA_OK) 702*d6405362Sdougm break; 703*d6405362Sdougm 704a3351425Sdougm if (!iszfs) { 705a3351425Sdougm ret = sa_commit_properties( 706a3351425Sdougm optionset, !persist); 707a3351425Sdougm } 708a3351425Sdougm } 7096185db85Sdougm } 7106185db85Sdougm } 7116185db85Sdougm } 7126185db85Sdougm if (security_list != NULL) 713a3351425Sdougm free_security_list(security_list); 7146185db85Sdougm if (dup != NULL) 715a3351425Sdougm free(dup); 7166185db85Sdougm return (ret); 7176185db85Sdougm } 7186185db85Sdougm 7196185db85Sdougm /* 7206185db85Sdougm * is_a_number(number) 7216185db85Sdougm * 7226185db85Sdougm * is the string a number in one of the forms we want to use? 7236185db85Sdougm */ 7246185db85Sdougm 7256185db85Sdougm static int 7266185db85Sdougm is_a_number(char *number) 7276185db85Sdougm { 7286185db85Sdougm int ret = 1; 7296185db85Sdougm int hex = 0; 7306185db85Sdougm 7316185db85Sdougm if (strncmp(number, "0x", 2) == 0) { 732a3351425Sdougm number += 2; 733a3351425Sdougm hex = 1; 734a3351425Sdougm } else if (*number == '-') { 735a3351425Sdougm number++; /* skip the minus */ 736a3351425Sdougm } 7376185db85Sdougm while (ret == 1 && *number != '\0') { 738a3351425Sdougm if (hex) { 739a3351425Sdougm ret = isxdigit(*number++); 740a3351425Sdougm } else { 741a3351425Sdougm ret = isdigit(*number++); 742a3351425Sdougm } 7436185db85Sdougm } 7446185db85Sdougm return (ret); 7456185db85Sdougm } 7466185db85Sdougm 7476185db85Sdougm /* 7486185db85Sdougm * Look for the specified tag in the configuration file. If it is found, 7496185db85Sdougm * enable logging and set the logging configuration information for exp. 7506185db85Sdougm */ 7516185db85Sdougm static void 7526185db85Sdougm configlog(struct exportdata *exp, char *tag) 7536185db85Sdougm { 7546185db85Sdougm nfsl_config_t *configlist = NULL, *configp; 7556185db85Sdougm int error = 0; 7566185db85Sdougm char globaltag[] = DEFAULTTAG; 7576185db85Sdougm 7586185db85Sdougm /* 7596185db85Sdougm * Sends config errors to stderr 7606185db85Sdougm */ 7616185db85Sdougm nfsl_errs_to_syslog = B_FALSE; 7626185db85Sdougm 7636185db85Sdougm /* 7646185db85Sdougm * get the list of configuration settings 7656185db85Sdougm */ 7666185db85Sdougm error = nfsl_getconfig_list(&configlist); 7676185db85Sdougm if (error) { 7686185db85Sdougm (void) fprintf(stderr, 769a3351425Sdougm dgettext(TEXT_DOMAIN, "Cannot get log configuration: %s\n"), 770a3351425Sdougm strerror(error)); 7716185db85Sdougm } 7726185db85Sdougm 7736185db85Sdougm if (tag == NULL) 7746185db85Sdougm tag = globaltag; 7756185db85Sdougm if ((configp = nfsl_findconfig(configlist, tag, &error)) == NULL) { 7766185db85Sdougm nfsl_freeconfig_list(&configlist); 7776185db85Sdougm (void) fprintf(stderr, 778a3351425Sdougm dgettext(TEXT_DOMAIN, "No tags matching \"%s\"\n"), tag); 7796185db85Sdougm /* bad configuration */ 7806185db85Sdougm error = ENOENT; 7816185db85Sdougm goto err; 7826185db85Sdougm } 7836185db85Sdougm 7846185db85Sdougm if ((exp->ex_tag = strdup(tag)) == NULL) { 7856185db85Sdougm error = ENOMEM; 7866185db85Sdougm goto out; 7876185db85Sdougm } 7886185db85Sdougm if ((exp->ex_log_buffer = strdup(configp->nc_bufferpath)) == NULL) { 7896185db85Sdougm error = ENOMEM; 7906185db85Sdougm goto out; 7916185db85Sdougm } 7926185db85Sdougm exp->ex_flags |= EX_LOG; 7936185db85Sdougm if (configp->nc_rpclogpath != NULL) 7946185db85Sdougm exp->ex_flags |= EX_LOG_ALLOPS; 7956185db85Sdougm out: 7966185db85Sdougm if (configlist != NULL) 797a3351425Sdougm nfsl_freeconfig_list(&configlist); 7986185db85Sdougm 7996185db85Sdougm err: 8006185db85Sdougm if (error != 0) { 8016185db85Sdougm if (exp->ex_flags != NULL) 8026185db85Sdougm free(exp->ex_tag); 8036185db85Sdougm if (exp->ex_log_buffer != NULL) 8046185db85Sdougm free(exp->ex_log_buffer); 8056185db85Sdougm (void) fprintf(stderr, 806a3351425Sdougm dgettext(TEXT_DOMAIN, "Cannot set log configuration: %s\n"), 807a3351425Sdougm strerror(error)); 8086185db85Sdougm } 8096185db85Sdougm } 8106185db85Sdougm 8116185db85Sdougm /* 8126185db85Sdougm * fill_export_from_optionset(export, optionset) 8136185db85Sdougm * 8146185db85Sdougm * In order to share, we need to set all the possible general options 8156185db85Sdougm * into the export structure. Share info will be filled in by the 8166185db85Sdougm * caller. Various property values get turned into structure specific 8176185db85Sdougm * values. 8186185db85Sdougm */ 8196185db85Sdougm 8206185db85Sdougm static int 8216185db85Sdougm fill_export_from_optionset(struct exportdata *export, sa_optionset_t optionset) 8226185db85Sdougm { 8236185db85Sdougm sa_property_t option; 8246185db85Sdougm int ret = SA_OK; 8256185db85Sdougm 8266185db85Sdougm for (option = sa_get_property(optionset, NULL); 827a3351425Sdougm option != NULL; option = sa_get_next_property(option)) { 828a3351425Sdougm char *name; 829a3351425Sdougm char *value; 830a3351425Sdougm uint32_t val; 8316185db85Sdougm 832a3351425Sdougm /* 833a3351425Sdougm * since options may be set/reset multiple times, always do an 834a3351425Sdougm * explicit set or clear of the option. This allows defaults 835a3351425Sdougm * to be set and then the protocol specifici to override. 836a3351425Sdougm */ 8376185db85Sdougm 838a3351425Sdougm name = sa_get_property_attr(option, "type"); 839a3351425Sdougm value = sa_get_property_attr(option, "value"); 840a3351425Sdougm switch (findopt(name)) { 841a3351425Sdougm case OPT_ANON: 842a3351425Sdougm if (value != NULL && is_a_number(value)) { 843a3351425Sdougm val = strtoul(value, NULL, 0); 844a3351425Sdougm } else { 845a3351425Sdougm struct passwd *pw; 846a3351425Sdougm pw = getpwnam(value != NULL ? value : "nobody"); 847a3351425Sdougm if (pw != NULL) { 848a3351425Sdougm val = pw->pw_uid; 849a3351425Sdougm } else { 850a3351425Sdougm val = UID_NOBODY; 851a3351425Sdougm } 852a3351425Sdougm endpwent(); 853a3351425Sdougm } 854a3351425Sdougm export->ex_anon = val; 855a3351425Sdougm break; 856a3351425Sdougm case OPT_NOSUID: 857a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 858a3351425Sdougm strcmp(value, "1") == 0)) 859a3351425Sdougm export->ex_flags |= EX_NOSUID; 860a3351425Sdougm else 861a3351425Sdougm export->ex_flags &= ~EX_NOSUID; 862a3351425Sdougm break; 863a3351425Sdougm case OPT_ACLOK: 864a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 865a3351425Sdougm strcmp(value, "1") == 0)) 866a3351425Sdougm export->ex_flags |= EX_ACLOK; 867a3351425Sdougm else 868a3351425Sdougm export->ex_flags &= ~EX_ACLOK; 869a3351425Sdougm break; 870a3351425Sdougm case OPT_NOSUB: 871a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 872a3351425Sdougm strcmp(value, "1") == 0)) 873a3351425Sdougm export->ex_flags |= EX_NOSUB; 874a3351425Sdougm else 875a3351425Sdougm export->ex_flags &= ~EX_NOSUB; 876a3351425Sdougm break; 877a3351425Sdougm case OPT_PUBLIC: 878a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 879a3351425Sdougm strcmp(value, "1") == 0)) 880a3351425Sdougm export->ex_flags |= EX_PUBLIC; 881a3351425Sdougm else 882a3351425Sdougm export->ex_flags &= ~EX_PUBLIC; 883a3351425Sdougm break; 884a3351425Sdougm case OPT_INDEX: 885a3351425Sdougm if (value != NULL && (strcmp(value, "..") == 0 || 886a3351425Sdougm strchr(value, '/') != NULL)) { 887a3351425Sdougm /* this is an error */ 888a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 889a3351425Sdougm "NFS: index=\"%s\" not valid;" 890a3351425Sdougm "must be a filename.\n"), 891a3351425Sdougm value); 892a3351425Sdougm break; 893a3351425Sdougm } 894a3351425Sdougm if (value != NULL && *value != '\0' && 895a3351425Sdougm strcmp(value, ".") != 0) { 896a3351425Sdougm /* valid index file string */ 897a3351425Sdougm if (export->ex_index != NULL) { 898a3351425Sdougm /* left over from "default" */ 899a3351425Sdougm free(export->ex_index); 900a3351425Sdougm } 901a3351425Sdougm /* remember to free */ 902a3351425Sdougm export->ex_index = strdup(value); 903a3351425Sdougm if (export->ex_index == NULL) { 904a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 905a3351425Sdougm "NFS: out of memory setting " 906a3351425Sdougm "index property\n")); 907a3351425Sdougm break; 908a3351425Sdougm } 909a3351425Sdougm export->ex_flags |= EX_INDEX; 910a3351425Sdougm } 911a3351425Sdougm break; 912a3351425Sdougm case OPT_LOG: 913a3351425Sdougm if (value == NULL) 914a3351425Sdougm value = strdup("global"); 915a3351425Sdougm if (value != NULL) 916a3351425Sdougm configlog(export, 917a3351425Sdougm strlen(value) ? value : "global"); 918a3351425Sdougm break; 919a3351425Sdougm default: 920a3351425Sdougm /* have a syntactic error */ 921549ec3ffSdougm (void) printf(dgettext(TEXT_DOMAIN, 922a3351425Sdougm "NFS: unrecognized option %s=%s\n"), 923a3351425Sdougm name, value != NULL ? value : ""); 9246185db85Sdougm break; 9256185db85Sdougm } 926a3351425Sdougm if (name != NULL) 927a3351425Sdougm sa_free_attr_string(name); 9286185db85Sdougm if (value != NULL) 929a3351425Sdougm sa_free_attr_string(value); 9306185db85Sdougm } 9316185db85Sdougm return (ret); 9326185db85Sdougm } 9336185db85Sdougm 9346185db85Sdougm /* 9356185db85Sdougm * cleanup_export(export) 9366185db85Sdougm * 9376185db85Sdougm * Cleanup the allocated areas so we don't leak memory 9386185db85Sdougm */ 9396185db85Sdougm 9406185db85Sdougm static void 9416185db85Sdougm cleanup_export(struct exportdata *export) 9426185db85Sdougm { 9436185db85Sdougm int i; 9446185db85Sdougm 9456185db85Sdougm if (export->ex_index != NULL) 946a3351425Sdougm free(export->ex_index); 9476185db85Sdougm if (export->ex_secinfo != NULL) { 948a3351425Sdougm for (i = 0; i < export->ex_seccnt; i++) 949a3351425Sdougm if (export->ex_secinfo[i].s_rootnames != NULL) 950a3351425Sdougm free(export->ex_secinfo[i].s_rootnames); 951a3351425Sdougm free(export->ex_secinfo); 9526185db85Sdougm } 9536185db85Sdougm } 9546185db85Sdougm 9556185db85Sdougm /* 9566185db85Sdougm * Given a seconfig entry and a colon-separated 9576185db85Sdougm * list of names, allocate an array big enough 9586185db85Sdougm * to hold the root list, then convert each name to 9596185db85Sdougm * a principal name according to the security 9606185db85Sdougm * info and assign it to an array element. 9616185db85Sdougm * Return the array and its size. 9626185db85Sdougm */ 9636185db85Sdougm static caddr_t * 9646185db85Sdougm get_rootnames(seconfig_t *sec, char *list, int *count) 9656185db85Sdougm { 9666185db85Sdougm caddr_t *a; 9676185db85Sdougm int c, i; 9686185db85Sdougm char *host, *p; 9696185db85Sdougm 9706185db85Sdougm /* 9716185db85Sdougm * Count the number of strings in the list. 9726185db85Sdougm * This is the number of colon separators + 1. 9736185db85Sdougm */ 9746185db85Sdougm c = 1; 9756185db85Sdougm for (p = list; *p; p++) 9766185db85Sdougm if (*p == ':') 9776185db85Sdougm c++; 9786185db85Sdougm *count = c; 9796185db85Sdougm 9806185db85Sdougm a = (caddr_t *)malloc(c * sizeof (char *)); 9816185db85Sdougm if (a == NULL) { 982549ec3ffSdougm (void) printf(dgettext(TEXT_DOMAIN, 983a3351425Sdougm "get_rootnames: no memory\n")); 9846185db85Sdougm } else { 985a3351425Sdougm for (i = 0; i < c; i++) { 986a3351425Sdougm host = strtok(list, ":"); 987a3351425Sdougm if (!nfs_get_root_principal(sec, host, &a[i])) { 988a3351425Sdougm free(a); 989a3351425Sdougm a = NULL; 990a3351425Sdougm break; 991a3351425Sdougm } 992a3351425Sdougm list = NULL; 9936185db85Sdougm } 9946185db85Sdougm } 9956185db85Sdougm 9966185db85Sdougm return (a); 9976185db85Sdougm } 9986185db85Sdougm 9996185db85Sdougm /* 10006185db85Sdougm * fill_security_from_secopts(sp, secopts) 10016185db85Sdougm * 10026185db85Sdougm * Fill the secinfo structure from the secopts optionset. 10036185db85Sdougm */ 10046185db85Sdougm 10056185db85Sdougm static int 10066185db85Sdougm fill_security_from_secopts(struct secinfo *sp, sa_security_t secopts) 10076185db85Sdougm { 10086185db85Sdougm sa_property_t prop; 10096185db85Sdougm char *type; 10106185db85Sdougm int longform; 1011a99982a7Sdougm int err = SC_NOERROR; 10126185db85Sdougm 10136185db85Sdougm type = sa_get_security_attr(secopts, "sectype"); 10146185db85Sdougm if (type != NULL) { 1015a3351425Sdougm /* named security type needs secinfo to be filled in */ 1016a3351425Sdougm err = nfs_getseconfig_byname(type, &sp->s_secinfo); 1017a3351425Sdougm sa_free_attr_string(type); 1018a3351425Sdougm if (err != SC_NOERROR) 1019a3351425Sdougm return (err); 10206185db85Sdougm } else { 1021a3351425Sdougm /* default case */ 1022a3351425Sdougm err = nfs_getseconfig_default(&sp->s_secinfo); 1023a3351425Sdougm if (err != SC_NOERROR) 1024a3351425Sdougm return (err); 10256185db85Sdougm } 10266185db85Sdougm 1027a99982a7Sdougm err = SA_OK; 10286185db85Sdougm for (prop = sa_get_property(secopts, NULL); 1029a3351425Sdougm prop != NULL && err == SA_OK; 1030a3351425Sdougm prop = sa_get_next_property(prop)) { 1031a3351425Sdougm char *name; 1032a3351425Sdougm char *value; 10336185db85Sdougm 1034a3351425Sdougm name = sa_get_property_attr(prop, "type"); 1035a3351425Sdougm value = sa_get_property_attr(prop, "value"); 10366185db85Sdougm 1037a3351425Sdougm longform = value != NULL && strcmp(value, "*") != 0; 10386185db85Sdougm 1039a3351425Sdougm switch (findopt(name)) { 1040a3351425Sdougm case OPT_RO: 1041a3351425Sdougm sp->s_flags |= longform ? M_ROL : M_RO; 1042a3351425Sdougm break; 1043a3351425Sdougm case OPT_RW: 1044a3351425Sdougm sp->s_flags |= longform ? M_RWL : M_RW; 1045a3351425Sdougm break; 1046a3351425Sdougm case OPT_ROOT: 1047a3351425Sdougm sp->s_flags |= M_ROOT; 1048a3351425Sdougm /* 1049a3351425Sdougm * if we are using AUTH_UNIX, handle like other things 1050a3351425Sdougm * such as RO/RW 1051a3351425Sdougm */ 1052a3351425Sdougm if (sp->s_secinfo.sc_rpcnum == AUTH_UNIX) 1053a3351425Sdougm continue; 1054a3351425Sdougm /* not AUTH_UNIX */ 1055a3351425Sdougm if (value != NULL) { 1056a3351425Sdougm sp->s_rootnames = get_rootnames(&sp->s_secinfo, 1057a3351425Sdougm value, &sp->s_rootcnt); 1058a3351425Sdougm if (sp->s_rootnames == NULL) { 1059a3351425Sdougm err = SA_BAD_VALUE; 1060a3351425Sdougm (void) fprintf(stderr, 1061a3351425Sdougm dgettext(TEXT_DOMAIN, 1062a3351425Sdougm "Bad root list\n")); 1063a3351425Sdougm } 1064a3351425Sdougm } 1065a3351425Sdougm break; 1066a3351425Sdougm case OPT_WINDOW: 1067a3351425Sdougm if (value != NULL) { 1068a3351425Sdougm sp->s_window = atoi(value); 1069a3351425Sdougm /* just in case */ 1070a3351425Sdougm if (sp->s_window < 0) 1071a3351425Sdougm sp->s_window = DEF_WIN; 1072a3351425Sdougm } 1073a3351425Sdougm break; 1074a3351425Sdougm default: 1075a3351425Sdougm break; 10766185db85Sdougm } 1077a3351425Sdougm if (name != NULL) 1078a3351425Sdougm sa_free_attr_string(name); 1079a3351425Sdougm if (value != NULL) 1080a3351425Sdougm sa_free_attr_string(value); 10816185db85Sdougm } 10826185db85Sdougm /* if rw/ro options not set, use default of RW */ 10836185db85Sdougm if ((sp->s_flags & NFS_RWMODES) == 0) 1084a3351425Sdougm sp->s_flags |= M_RW; 10856185db85Sdougm return (err); 10866185db85Sdougm } 10876185db85Sdougm 10886185db85Sdougm /* 10896185db85Sdougm * This is for testing only 10906185db85Sdougm * It displays the export structure that 10916185db85Sdougm * goes into the kernel. 10926185db85Sdougm */ 10936185db85Sdougm static void 10946185db85Sdougm printarg(char *path, struct exportdata *ep) 10956185db85Sdougm { 10966185db85Sdougm int i, j; 10976185db85Sdougm struct secinfo *sp; 10986185db85Sdougm 10996185db85Sdougm if (debug == 0) 1100a3351425Sdougm return; 11016185db85Sdougm 11026185db85Sdougm (void) printf("%s:\n", path); 11036185db85Sdougm (void) printf("\tex_version = %d\n", ep->ex_version); 11046185db85Sdougm (void) printf("\tex_path = %s\n", ep->ex_path); 1105549ec3ffSdougm (void) printf("\tex_pathlen = %ld\n", (ulong_t)ep->ex_pathlen); 11066185db85Sdougm (void) printf("\tex_flags: (0x%02x) ", ep->ex_flags); 11076185db85Sdougm if (ep->ex_flags & EX_NOSUID) 11086185db85Sdougm (void) printf("NOSUID "); 11096185db85Sdougm if (ep->ex_flags & EX_ACLOK) 11106185db85Sdougm (void) printf("ACLOK "); 11116185db85Sdougm if (ep->ex_flags & EX_PUBLIC) 11126185db85Sdougm (void) printf("PUBLIC "); 11136185db85Sdougm if (ep->ex_flags & EX_NOSUB) 11146185db85Sdougm (void) printf("NOSUB "); 11156185db85Sdougm if (ep->ex_flags & EX_LOG) 11166185db85Sdougm (void) printf("LOG "); 11176185db85Sdougm if (ep->ex_flags & EX_LOG_ALLOPS) 11186185db85Sdougm (void) printf("LOG_ALLOPS "); 11196185db85Sdougm if (ep->ex_flags == 0) 11206185db85Sdougm (void) printf("(none)"); 11216185db85Sdougm (void) printf("\n"); 11226185db85Sdougm if (ep->ex_flags & EX_LOG) { 11236185db85Sdougm (void) printf("\tex_log_buffer = %s\n", 1124a3351425Sdougm (ep->ex_log_buffer ? ep->ex_log_buffer : "(NULL)")); 11256185db85Sdougm (void) printf("\tex_tag = %s\n", 1126a3351425Sdougm (ep->ex_tag ? ep->ex_tag : "(NULL)")); 11276185db85Sdougm } 11286185db85Sdougm (void) printf("\tex_anon = %d\n", ep->ex_anon); 11296185db85Sdougm (void) printf("\tex_seccnt = %d\n", ep->ex_seccnt); 11306185db85Sdougm (void) printf("\n"); 11316185db85Sdougm for (i = 0; i < ep->ex_seccnt; i++) { 11326185db85Sdougm sp = &ep->ex_secinfo[i]; 11336185db85Sdougm (void) printf("\t\ts_secinfo = %s\n", sp->s_secinfo.sc_name); 11346185db85Sdougm (void) printf("\t\ts_flags: (0x%02x) ", sp->s_flags); 11356185db85Sdougm if (sp->s_flags & M_ROOT) (void) printf("M_ROOT "); 11366185db85Sdougm if (sp->s_flags & M_RO) (void) printf("M_RO "); 11376185db85Sdougm if (sp->s_flags & M_ROL) (void) printf("M_ROL "); 11386185db85Sdougm if (sp->s_flags & M_RW) (void) printf("M_RW "); 11396185db85Sdougm if (sp->s_flags & M_RWL) (void) printf("M_RWL "); 11406185db85Sdougm if (sp->s_flags == 0) (void) printf("(none)"); 11416185db85Sdougm (void) printf("\n"); 11426185db85Sdougm (void) printf("\t\ts_window = %d\n", sp->s_window); 11436185db85Sdougm (void) printf("\t\ts_rootcnt = %d ", sp->s_rootcnt); 11446185db85Sdougm (void) fflush(stdout); 11456185db85Sdougm for (j = 0; j < sp->s_rootcnt; j++) 11466185db85Sdougm (void) printf("%s ", sp->s_rootnames[j] ? 1147a3351425Sdougm sp->s_rootnames[j] : "<null>"); 11486185db85Sdougm (void) printf("\n\n"); 11496185db85Sdougm } 11506185db85Sdougm } 11516185db85Sdougm 11526185db85Sdougm /* 11536185db85Sdougm * count_security(opts) 11546185db85Sdougm * 11556185db85Sdougm * Count the number of security types (flavors). The optionset has 11566185db85Sdougm * been populated with the security flavors as a holding mechanism. 11576185db85Sdougm * We later use this number to allocate data structures. 11586185db85Sdougm */ 11596185db85Sdougm 11606185db85Sdougm static int 11616185db85Sdougm count_security(sa_optionset_t opts) 11626185db85Sdougm { 11636185db85Sdougm int count = 0; 11646185db85Sdougm sa_property_t prop; 11656185db85Sdougm if (opts != NULL) { 1166a3351425Sdougm for (prop = sa_get_property(opts, NULL); prop != NULL; 1167a3351425Sdougm prop = sa_get_next_property(prop)) { 1168a3351425Sdougm count++; 1169a3351425Sdougm } 11706185db85Sdougm } 11716185db85Sdougm return (count); 11726185db85Sdougm } 11736185db85Sdougm 11746185db85Sdougm /* 11756185db85Sdougm * nfs_sprint_option(rbuff, rbuffsize, incr, prop, sep) 11766185db85Sdougm * 11776185db85Sdougm * provides a mechanism to format NFS properties into legacy output 11786185db85Sdougm * format. If the buffer would overflow, it is reallocated and grown 11796185db85Sdougm * as appropriate. Special cases of converting internal form of values 11806185db85Sdougm * to those used by "share" are done. this function does one property 11816185db85Sdougm * at a time. 11826185db85Sdougm */ 11836185db85Sdougm 11846185db85Sdougm static void 11856185db85Sdougm nfs_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr, 11866185db85Sdougm sa_property_t prop, int sep) 11876185db85Sdougm { 11886185db85Sdougm char *name; 11896185db85Sdougm char *value; 11906185db85Sdougm int curlen; 11916185db85Sdougm char *buff = *rbuff; 11926185db85Sdougm size_t buffsize = *rbuffsize; 11936185db85Sdougm 11946185db85Sdougm name = sa_get_property_attr(prop, "type"); 11956185db85Sdougm value = sa_get_property_attr(prop, "value"); 11966185db85Sdougm if (buff != NULL) 1197a3351425Sdougm curlen = strlen(buff); 11986185db85Sdougm else 1199a3351425Sdougm curlen = 0; 12006185db85Sdougm if (name != NULL) { 1201a3351425Sdougm int len; 1202a3351425Sdougm len = strlen(name) + sep; 12036185db85Sdougm 12046185db85Sdougm /* 12056185db85Sdougm * A future RFE would be to replace this with more 12066185db85Sdougm * generic code and to possibly handle more types. 12076185db85Sdougm */ 1208a3351425Sdougm switch (gettype(name)) { 1209a3351425Sdougm case OPT_TYPE_BOOLEAN: 1210a3351425Sdougm if (value != NULL && strcasecmp(value, "false") == 0) 1211a3351425Sdougm *name = '\0'; 1212a3351425Sdougm if (value != NULL) 1213a3351425Sdougm sa_free_attr_string(value); 1214a3351425Sdougm value = NULL; 1215a3351425Sdougm break; 1216a3351425Sdougm case OPT_TYPE_ACCLIST: 1217a3351425Sdougm if (value != NULL && strcmp(value, "*") == 0) { 1218a3351425Sdougm sa_free_attr_string(value); 1219a3351425Sdougm value = NULL; 1220a3351425Sdougm } else { 1221a3351425Sdougm if (value != NULL) 1222a3351425Sdougm len += 1 + strlen(value); 1223a3351425Sdougm } 1224a3351425Sdougm break; 1225a3351425Sdougm case OPT_TYPE_LOGTAG: 1226a3351425Sdougm if (value != NULL && strlen(value) == 0) { 1227a3351425Sdougm sa_free_attr_string(value); 1228a3351425Sdougm value = NULL; 1229a3351425Sdougm } else { 1230a3351425Sdougm if (value != NULL) 1231a3351425Sdougm len += 1 + strlen(value); 1232a3351425Sdougm } 1233a3351425Sdougm break; 1234a3351425Sdougm default: 1235a3351425Sdougm if (value != NULL) 1236a3351425Sdougm len += 1 + strlen(value); 1237a3351425Sdougm break; 12386185db85Sdougm } 1239a3351425Sdougm while (buffsize <= (curlen + len)) { 1240a3351425Sdougm /* need more room */ 1241a3351425Sdougm buffsize += incr; 1242a3351425Sdougm buff = realloc(buff, buffsize); 1243a3351425Sdougm if (buff == NULL) { 1244a3351425Sdougm /* realloc failed so free everything */ 1245a3351425Sdougm if (*rbuff != NULL) 1246a3351425Sdougm free(*rbuff); 1247a3351425Sdougm } 1248a3351425Sdougm *rbuff = buff; 1249a3351425Sdougm *rbuffsize = buffsize; 1250a3351425Sdougm if (buff == NULL) { 1251a3351425Sdougm return; 1252a3351425Sdougm } 12536185db85Sdougm } 1254a3351425Sdougm if (buff == NULL) 1255a3351425Sdougm return; 1256a3351425Sdougm if (value == NULL) { 1257a3351425Sdougm (void) snprintf(buff + curlen, buffsize - curlen, 1258a3351425Sdougm "%s%s", sep ? "," : "", 1259a3351425Sdougm name, value != NULL ? value : ""); 12606185db85Sdougm } else { 1261a3351425Sdougm (void) snprintf(buff + curlen, buffsize - curlen, 1262a3351425Sdougm "%s%s=%s", sep ? "," : "", 1263a3351425Sdougm name, value != NULL ? value : ""); 12646185db85Sdougm } 12656185db85Sdougm } 12666185db85Sdougm if (name != NULL) 1267a3351425Sdougm sa_free_attr_string(name); 12686185db85Sdougm if (value != NULL) 1269a3351425Sdougm sa_free_attr_string(value); 12706185db85Sdougm } 12716185db85Sdougm 12726185db85Sdougm /* 12736185db85Sdougm * nfs_format_options(group, hier) 12746185db85Sdougm * 12756185db85Sdougm * format all the options on the group into an old-style option 12766185db85Sdougm * string. If hier is non-zero, walk up the tree to get inherited 12776185db85Sdougm * options. 12786185db85Sdougm */ 12796185db85Sdougm 12806185db85Sdougm static char * 12816185db85Sdougm nfs_format_options(sa_group_t group, int hier) 12826185db85Sdougm { 12836185db85Sdougm sa_optionset_t options = NULL; 1284a3351425Sdougm sa_optionset_t secoptions = NULL; 12856185db85Sdougm sa_property_t prop, secprop; 1286a3351425Sdougm sa_security_t security = NULL; 12876185db85Sdougm char *buff; 12886185db85Sdougm size_t buffsize; 1289a3351425Sdougm char *sectype = NULL; 1290a3351425Sdougm int sep = 0; 1291a3351425Sdougm 1292a3351425Sdougm 1293a3351425Sdougm buff = malloc(OPT_CHUNK); 1294a3351425Sdougm if (buff == NULL) { 1295a3351425Sdougm return (NULL); 1296a3351425Sdougm } 1297a3351425Sdougm 1298a3351425Sdougm buff[0] = '\0'; 1299a3351425Sdougm buffsize = OPT_CHUNK; 1300a3351425Sdougm 1301a3351425Sdougm /* 1302a3351425Sdougm * We may have a an optionset relative to this item. format 1303a3351425Sdougm * these if we find them and then add any security definitions. 1304a3351425Sdougm */ 13056185db85Sdougm 13066185db85Sdougm options = sa_get_derived_optionset(group, "nfs", hier); 13076185db85Sdougm 13086185db85Sdougm /* 1309a3351425Sdougm * do the default set first but skip any option that is also 1310a3351425Sdougm * in the protocol specific optionset. 13116185db85Sdougm */ 1312a3351425Sdougm if (options != NULL) { 1313a3351425Sdougm for (prop = sa_get_property(options, NULL); 1314a3351425Sdougm prop != NULL; prop = sa_get_next_property(prop)) { 13156185db85Sdougm /* 1316a3351425Sdougm * use this one since we skipped any 1317a3351425Sdougm * of these that were also in 1318a3351425Sdougm * optdefault 13196185db85Sdougm */ 1320a3351425Sdougm nfs_sprint_option(&buff, &buffsize, OPT_CHUNK, 1321a3351425Sdougm prop, sep); 1322a3351425Sdougm if (buff == NULL) { 1323a3351425Sdougm /* 1324a3351425Sdougm * buff could become NULL if there 1325a3351425Sdougm * isn't enough memory for 1326a3351425Sdougm * nfs_sprint_option to realloc() 1327a3351425Sdougm * as necessary. We can't really 1328a3351425Sdougm * do anything about it at this 1329a3351425Sdougm * point so we return NULL. The 1330a3351425Sdougm * caller should handle the 1331a3351425Sdougm * failure. 1332a3351425Sdougm */ 13336185db85Sdougm if (options != NULL) 1334a3351425Sdougm sa_free_derived_optionset( 1335a3351425Sdougm options); 13366185db85Sdougm return (buff); 13376185db85Sdougm } 1338a3351425Sdougm sep = 1; 1339a3351425Sdougm } 1340a3351425Sdougm } 1341a3351425Sdougm secoptions = (sa_optionset_t)sa_get_all_security_types(group, 1342a3351425Sdougm "nfs", hier); 1343a3351425Sdougm if (secoptions != NULL) { 1344a3351425Sdougm for (secprop = sa_get_property(secoptions, NULL); 1345a3351425Sdougm secprop != NULL; 1346a3351425Sdougm secprop = sa_get_next_property(secprop)) { 1347a3351425Sdougm sectype = sa_get_property_attr(secprop, "type"); 1348a3351425Sdougm security = 1349a3351425Sdougm (sa_security_t)sa_get_derived_security( 1350a3351425Sdougm group, sectype, "nfs", hier); 1351a3351425Sdougm if (security != NULL) { 1352a3351425Sdougm if (sectype != NULL) { 1353a3351425Sdougm prop = sa_create_property( 1354a3351425Sdougm "sec", sectype); 1355a3351425Sdougm nfs_sprint_option(&buff, 1356a3351425Sdougm &buffsize, OPT_CHUNK, 1357a3351425Sdougm prop, sep); 1358a3351425Sdougm (void) sa_remove_property(prop); 1359a3351425Sdougm sep = 1; 1360a3351425Sdougm } 1361a3351425Sdougm for (prop = sa_get_property(security, 1362a3351425Sdougm NULL); prop != NULL; 1363a3351425Sdougm prop = sa_get_next_property(prop)) { 1364a3351425Sdougm nfs_sprint_option(&buff, 1365a3351425Sdougm &buffsize, OPT_CHUNK, prop, 1366a3351425Sdougm sep); 1367a3351425Sdougm if (buff == NULL) 1368a3351425Sdougm goto err; 1369a3351425Sdougm sep = 1; 1370a3351425Sdougm } 1371a3351425Sdougm sa_free_derived_optionset(security); 1372a3351425Sdougm } 1373a3351425Sdougm if (sectype != NULL) 1374a3351425Sdougm sa_free_attr_string(sectype); 13756185db85Sdougm } 13766185db85Sdougm sa_free_derived_optionset(secoptions); 13776185db85Sdougm } 1378a3351425Sdougm 13796185db85Sdougm if (options != NULL) 1380a3351425Sdougm sa_free_derived_optionset(options); 1381a3351425Sdougm return (buff); 1382a3351425Sdougm 1383a3351425Sdougm err: 1384a3351425Sdougm /* 1385a3351425Sdougm * If we couldn't allocate memory for option printing, we need 1386a3351425Sdougm * to break out of the nested loops, cleanup and return NULL. 1387a3351425Sdougm */ 1388a3351425Sdougm if (secoptions != NULL) 1389a3351425Sdougm sa_free_derived_optionset(secoptions); 1390a3351425Sdougm if (security != NULL) 1391a3351425Sdougm sa_free_derived_optionset(security); 1392a3351425Sdougm if (sectype != NULL) 1393a3351425Sdougm sa_free_attr_string(sectype); 1394a3351425Sdougm if (options != NULL) 1395a3351425Sdougm sa_free_derived_optionset(options); 13966185db85Sdougm return (buff); 13976185db85Sdougm } 1398a3351425Sdougm 13996185db85Sdougm /* 14006185db85Sdougm * Append an entry to the nfslogtab file 14016185db85Sdougm */ 14026185db85Sdougm static int 14036185db85Sdougm nfslogtab_add(dir, buffer, tag) 14046185db85Sdougm char *dir, *buffer, *tag; 14056185db85Sdougm { 14066185db85Sdougm FILE *f; 14076185db85Sdougm struct logtab_ent lep; 14086185db85Sdougm int error = 0; 14096185db85Sdougm 14106185db85Sdougm /* 14116185db85Sdougm * Open the file for update and create it if necessary. 14126185db85Sdougm * This may leave the I/O offset at the end of the file, 14136185db85Sdougm * so rewind back to the beginning of the file. 14146185db85Sdougm */ 14156185db85Sdougm f = fopen(NFSLOGTAB, "a+"); 14166185db85Sdougm if (f == NULL) { 14176185db85Sdougm error = errno; 14186185db85Sdougm goto out; 14196185db85Sdougm } 14206185db85Sdougm rewind(f); 14216185db85Sdougm 14226185db85Sdougm if (lockf(fileno(f), F_LOCK, 0L) < 0) { 1423549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1424a3351425Sdougm "share complete, however failed to lock %s " 1425a3351425Sdougm "for update: %s\n"), NFSLOGTAB, strerror(errno)); 14266185db85Sdougm error = -1; 14276185db85Sdougm goto out; 14286185db85Sdougm } 14296185db85Sdougm 14306185db85Sdougm if (logtab_deactivate_after_boot(f) == -1) { 1431549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1432a3351425Sdougm "share complete, however could not deactivate " 1433a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 14346185db85Sdougm error = -1; 14356185db85Sdougm goto out; 14366185db85Sdougm } 14376185db85Sdougm 14386185db85Sdougm /* 14396185db85Sdougm * Remove entries matching buffer and sharepoint since we're 14406185db85Sdougm * going to replace it with perhaps an entry with a new tag. 14416185db85Sdougm */ 14426185db85Sdougm if (logtab_rement(f, buffer, dir, NULL, -1)) { 1443549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1444a3351425Sdougm "share complete, however could not remove matching " 1445a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 14466185db85Sdougm error = -1; 14476185db85Sdougm goto out; 14486185db85Sdougm } 14496185db85Sdougm 14506185db85Sdougm /* 14516185db85Sdougm * Deactivate all active entries matching this sharepoint 14526185db85Sdougm */ 14536185db85Sdougm if (logtab_deactivate(f, NULL, dir, NULL)) { 1454549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1455a3351425Sdougm "share complete, however could not deactivate matching " 1456a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 14576185db85Sdougm error = -1; 14586185db85Sdougm goto out; 14596185db85Sdougm } 14606185db85Sdougm 14616185db85Sdougm lep.le_buffer = buffer; 14626185db85Sdougm lep.le_path = dir; 14636185db85Sdougm lep.le_tag = tag; 14646185db85Sdougm lep.le_state = LES_ACTIVE; 14656185db85Sdougm 14666185db85Sdougm /* 14676185db85Sdougm * Add new sharepoint / buffer location to nfslogtab 14686185db85Sdougm */ 14696185db85Sdougm if (logtab_putent(f, &lep) < 0) { 1470549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1471a3351425Sdougm "share complete, however could not add %s to %s\n"), 1472a3351425Sdougm dir, NFSLOGTAB); 14736185db85Sdougm error = -1; 14746185db85Sdougm } 14756185db85Sdougm 14766185db85Sdougm out: 14776185db85Sdougm if (f != NULL) 14786185db85Sdougm (void) fclose(f); 14796185db85Sdougm return (error); 14806185db85Sdougm } 14816185db85Sdougm 14826185db85Sdougm /* 14836185db85Sdougm * Deactivate an entry from the nfslogtab file 14846185db85Sdougm */ 14856185db85Sdougm static int 14866185db85Sdougm nfslogtab_deactivate(path) 14876185db85Sdougm char *path; 14886185db85Sdougm { 14896185db85Sdougm FILE *f; 14906185db85Sdougm int error = 0; 14916185db85Sdougm 14926185db85Sdougm f = fopen(NFSLOGTAB, "r+"); 14936185db85Sdougm if (f == NULL) { 14946185db85Sdougm error = errno; 14956185db85Sdougm goto out; 14966185db85Sdougm } 14976185db85Sdougm if (lockf(fileno(f), F_LOCK, 0L) < 0) { 14986185db85Sdougm error = errno; 1499549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1500a3351425Sdougm "share complete, however could not lock %s for " 1501a3351425Sdougm "update: %s\n"), NFSLOGTAB, strerror(error)); 15026185db85Sdougm goto out; 15036185db85Sdougm } 15046185db85Sdougm if (logtab_deactivate(f, NULL, path, NULL) == -1) { 15056185db85Sdougm error = -1; 15066185db85Sdougm (void) fprintf(stderr, 1507a3351425Sdougm dgettext(TEXT_DOMAIN, 1508a3351425Sdougm "share complete, however could not " 1509a3351425Sdougm "deactivate %s in %s\n"), path, NFSLOGTAB); 15106185db85Sdougm goto out; 15116185db85Sdougm } 15126185db85Sdougm 15136185db85Sdougm out: if (f != NULL) 15146185db85Sdougm (void) fclose(f); 15156185db85Sdougm 15166185db85Sdougm return (error); 15176185db85Sdougm } 15186185db85Sdougm 15196185db85Sdougm /* 15206185db85Sdougm * public_exists(share) 15216185db85Sdougm * 15226185db85Sdougm * check to see if public option is set on any other share than the 15236185db85Sdougm * one specified. 15246185db85Sdougm */ 15256185db85Sdougm static int 15266185db85Sdougm public_exists(sa_share_t skipshare) 15276185db85Sdougm { 15286185db85Sdougm sa_share_t share; 15296185db85Sdougm sa_group_t group; 15306185db85Sdougm sa_optionset_t opt; 15316185db85Sdougm sa_property_t prop; 15326185db85Sdougm int exists = 0; 1533549ec3ffSdougm sa_handle_t handle; 15346185db85Sdougm 1535549ec3ffSdougm group = sa_get_parent_group(skipshare); 1536549ec3ffSdougm if (group == NULL) 1537a3351425Sdougm return (SA_NO_SUCH_GROUP); 1538549ec3ffSdougm 1539549ec3ffSdougm handle = sa_find_group_handle(group); 1540549ec3ffSdougm if (handle == NULL) 1541a3351425Sdougm return (SA_SYSTEM_ERR); 1542549ec3ffSdougm 1543549ec3ffSdougm for (group = sa_get_group(handle, NULL); group != NULL; 15446185db85Sdougm group = sa_get_next_group(group)) { 1545a3351425Sdougm for (share = sa_get_share(group, NULL); share != NULL; 1546a3351425Sdougm share = sa_get_next_share(share)) { 1547a3351425Sdougm if (share == skipshare) 1548a3351425Sdougm continue; 1549a3351425Sdougm opt = sa_get_optionset(share, "nfs"); 1550a3351425Sdougm if (opt != NULL) { 1551a3351425Sdougm prop = sa_get_property(opt, "public"); 1552a3351425Sdougm if (prop != NULL) { 1553a3351425Sdougm char *shared; 1554a3351425Sdougm shared = sa_get_share_attr(share, 1555a3351425Sdougm "shared"); 1556a3351425Sdougm if (shared != NULL) { 1557a3351425Sdougm exists = strcmp(shared, 1558a3351425Sdougm "true") == 0; 1559a3351425Sdougm sa_free_attr_string(shared); 1560a3351425Sdougm goto out; 1561a3351425Sdougm } 1562a3351425Sdougm } 15636185db85Sdougm } 15646185db85Sdougm } 15656185db85Sdougm } 15666185db85Sdougm out: 15676185db85Sdougm return (exists); 15686185db85Sdougm } 15696185db85Sdougm 15706185db85Sdougm /* 15716185db85Sdougm * sa_enable_share at the protocol level, enable_share must tell the 15726185db85Sdougm * implementation that it is to enable the share. This entails 15736185db85Sdougm * converting the path and options into the appropriate ioctl 15746185db85Sdougm * calls. It is assumed that all error checking of paths, etc. were 15756185db85Sdougm * done earlier. 15766185db85Sdougm */ 15776185db85Sdougm static int 15786185db85Sdougm nfs_enable_share(sa_share_t share) 15796185db85Sdougm { 15806185db85Sdougm struct exportdata export; 15816185db85Sdougm sa_optionset_t secoptlist; 15826185db85Sdougm struct secinfo *sp; 15836185db85Sdougm int num_secinfo; 15846185db85Sdougm sa_optionset_t opt; 15856185db85Sdougm sa_security_t sec; 15866185db85Sdougm sa_property_t prop; 15876185db85Sdougm char *path; 15886185db85Sdougm int err = SA_OK; 15896185db85Sdougm 15906185db85Sdougm /* Don't drop core if the NFS module isn't loaded. */ 15916185db85Sdougm (void) signal(SIGSYS, SIG_IGN); 15926185db85Sdougm 15936185db85Sdougm /* get the path since it is important in several places */ 15946185db85Sdougm path = sa_get_share_attr(share, "path"); 15956185db85Sdougm if (path == NULL) 1596a3351425Sdougm return (SA_NO_SUCH_PATH); 15976185db85Sdougm 15986185db85Sdougm /* 15996185db85Sdougm * find the optionsets and security sets. There may not be 16006185db85Sdougm * any or there could be one or two for each of optionset and 16016185db85Sdougm * security may have multiple, one per security type per 16026185db85Sdougm * protocol type. 16036185db85Sdougm */ 16046185db85Sdougm opt = sa_get_derived_optionset(share, "nfs", 1); 16056185db85Sdougm secoptlist = (sa_optionset_t)sa_get_all_security_types(share, "nfs", 1); 16066185db85Sdougm if (secoptlist != NULL) 1607a3351425Sdougm num_secinfo = MAX(1, count_security(secoptlist)); 16086185db85Sdougm else 1609a3351425Sdougm num_secinfo = 1; 16106185db85Sdougm 16116185db85Sdougm /* 16126185db85Sdougm * walk through the options and fill in the structure 16136185db85Sdougm * appropriately. 16146185db85Sdougm */ 16156185db85Sdougm 16166185db85Sdougm (void) memset(&export, '\0', sizeof (export)); 16176185db85Sdougm 16186185db85Sdougm /* 16196185db85Sdougm * do non-security options first since there is only one after 16206185db85Sdougm * the derived group is constructed. 16216185db85Sdougm */ 16226185db85Sdougm export.ex_version = EX_CURRENT_VERSION; 16236185db85Sdougm export.ex_anon = UID_NOBODY; /* this is our default value */ 16246185db85Sdougm export.ex_index = NULL; 16256185db85Sdougm export.ex_path = path; 16266185db85Sdougm export.ex_pathlen = strlen(path) + 1; 16276185db85Sdougm 16286185db85Sdougm sp = calloc(num_secinfo, sizeof (struct secinfo)); 16296185db85Sdougm 16306185db85Sdougm if (opt != NULL) 1631a3351425Sdougm err = fill_export_from_optionset(&export, opt); 16326185db85Sdougm 16336185db85Sdougm /* 16346185db85Sdougm * check to see if "public" is set. If it is, then make sure 16356185db85Sdougm * no other share has it set. If it is already used, fail. 16366185db85Sdougm */ 16376185db85Sdougm 16386185db85Sdougm if (export.ex_flags & EX_PUBLIC && public_exists(share)) { 1639a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1640a3351425Sdougm "NFS: Cannot share more than one file " 1641a3351425Sdougm "system with 'public' property\n")); 1642a3351425Sdougm err = SA_NOT_ALLOWED; 1643a3351425Sdougm goto out; 16446185db85Sdougm } 16456185db85Sdougm 16466185db85Sdougm if (sp == NULL) { 16476185db85Sdougm /* failed to alloc memory */ 1648a3351425Sdougm (void) printf("NFS: no memory for security\n"); 1649a3351425Sdougm err = SA_NO_MEMORY; 16506185db85Sdougm } else { 1651a3351425Sdougm int i; 1652a3351425Sdougm export.ex_secinfo = sp; 1653a3351425Sdougm /* get default secinfo */ 1654a3351425Sdougm export.ex_seccnt = num_secinfo; 16556185db85Sdougm /* 16566185db85Sdougm * since we must have one security option defined, we 16576185db85Sdougm * init to the default and then override as we find 16586185db85Sdougm * defined security options. This handles the case 16596185db85Sdougm * where we have no defined options but we need to set 16606185db85Sdougm * up one. 16616185db85Sdougm */ 1662a3351425Sdougm sp[0].s_window = DEF_WIN; 1663a3351425Sdougm sp[0].s_rootnames = NULL; 1664a3351425Sdougm /* setup a default in case no properties defined */ 1665a3351425Sdougm if (nfs_getseconfig_default(&sp[0].s_secinfo)) { 1666a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1667a3351425Sdougm "NFS: nfs_getseconfig_default: failed to " 1668a3351425Sdougm "get default security mode\n")); 1669a3351425Sdougm err = SA_CONFIG_ERR; 1670a3351425Sdougm } 1671a3351425Sdougm if (secoptlist != NULL) { 1672a3351425Sdougm for (i = 0, prop = sa_get_property(secoptlist, NULL); 1673a3351425Sdougm prop != NULL && i < num_secinfo; 1674a3351425Sdougm prop = sa_get_next_property(prop), i++) { 1675a3351425Sdougm char *sectype; 1676a3351425Sdougm 1677a3351425Sdougm sectype = sa_get_property_attr(prop, "type"); 1678a3351425Sdougm /* 1679a3351425Sdougm * if sectype is NULL, we probably 1680a3351425Sdougm * have a memory problem and can't get 1681a3351425Sdougm * the correct values. Rather than 1682a3351425Sdougm * exporting with incorrect security, 1683a3351425Sdougm * don't share it. 1684a3351425Sdougm */ 1685a3351425Sdougm if (sectype == NULL) { 1686a3351425Sdougm err = SA_NO_MEMORY; 1687a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1688a3351425Sdougm "NFS: Cannot share %s: " 1689a3351425Sdougm "no memory\n"), path); 1690a3351425Sdougm goto out; 1691a3351425Sdougm } 1692a3351425Sdougm sec = (sa_security_t)sa_get_derived_security( 1693a3351425Sdougm share, sectype, "nfs", 1); 1694a3351425Sdougm sp[i].s_window = DEF_WIN; 1695a3351425Sdougm sp[i].s_rootcnt = 0; 1696a3351425Sdougm sp[i].s_rootnames = NULL; 1697a3351425Sdougm 1698a3351425Sdougm (void) fill_security_from_secopts(&sp[i], sec); 1699a3351425Sdougm if (sec != NULL) 1700a3351425Sdougm sa_free_derived_security(sec); 1701a3351425Sdougm if (sectype != NULL) 1702a3351425Sdougm sa_free_attr_string(sectype); 1703a3351425Sdougm } 17046185db85Sdougm } 17056185db85Sdougm /* 17066185db85Sdougm * when we get here, we can do the exportfs system call and 17076185db85Sdougm * initiate thinsg. We probably want to enable the nfs.server 17086185db85Sdougm * service first if it isn't running within SMF. 17096185db85Sdougm */ 17106185db85Sdougm /* check nfs.server status and start if needed */ 17116185db85Sdougm 17126185db85Sdougm /* now add the share to the internal tables */ 1713a3351425Sdougm printarg(path, &export); 17146185db85Sdougm /* 17156185db85Sdougm * call the exportfs system call which is implemented 17166185db85Sdougm * via the nfssys() call as the EXPORTFS subfunction. 17176185db85Sdougm */ 1718a3351425Sdougm if ((err = exportfs(path, &export)) < 0) { 1719a3351425Sdougm err = SA_SYSTEM_ERR; 1720a3351425Sdougm switch (errno) { 1721a3351425Sdougm case EREMOTE: 1722a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1723a3351425Sdougm "NFS: Cannot share remote " 1724a3351425Sdougm "filesystem: %s\n"), path); 1725a3351425Sdougm break; 1726a3351425Sdougm case EPERM: 1727a3351425Sdougm if (getzoneid() != GLOBAL_ZONEID) { 1728a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1729a3351425Sdougm "NFS: Cannot share filesystems " 1730a3351425Sdougm "in non-global zones: %s\n"), path); 1731a3351425Sdougm err = SA_NOT_SUPPORTED; 1732a3351425Sdougm break; 1733a3351425Sdougm } 1734a3351425Sdougm err = SA_NO_PERMISSION; 1735a3351425Sdougm /* FALLTHROUGH */ 1736a3351425Sdougm default: 1737a3351425Sdougm break; 1738a3351425Sdougm } 1739a3351425Sdougm } else { 1740a3351425Sdougm /* update sharetab with an add/modify */ 1741a3351425Sdougm (void) sa_update_sharetab(share, "nfs"); 17426185db85Sdougm } 17436185db85Sdougm } 17446185db85Sdougm 17456185db85Sdougm if (err == SA_OK) { 17466185db85Sdougm /* 17476185db85Sdougm * enable services as needed. This should probably be 17486185db85Sdougm * done elsewhere in order to minimize the calls to 17496185db85Sdougm * check services. 17506185db85Sdougm */ 17516185db85Sdougm /* 17526185db85Sdougm * check to see if logging and other services need to 17536185db85Sdougm * be triggered, but only if there wasn't an 17546185db85Sdougm * error. This is probably where sharetab should be 17556185db85Sdougm * updated with the NFS specific entry. 17566185db85Sdougm */ 1757a3351425Sdougm if (export.ex_flags & EX_LOG) { 1758a3351425Sdougm /* enable logging */ 1759a3351425Sdougm if (nfslogtab_add(path, export.ex_log_buffer, 1760a3351425Sdougm export.ex_tag) != 0) { 1761a3351425Sdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1762a3351425Sdougm "Could not enable logging for %s\n"), 1763a3351425Sdougm path); 1764a3351425Sdougm } 1765a3351425Sdougm _check_services(service_list_logging); 1766a3351425Sdougm } else { 1767a3351425Sdougm /* 1768a3351425Sdougm * don't have logging so remove it from file. It might 1769a3351425Sdougm * not be thre, but that doesn't matter. 1770a3351425Sdougm */ 1771a3351425Sdougm (void) nfslogtab_deactivate(path); 1772a3351425Sdougm _check_services(service_list_default); 17736185db85Sdougm } 17746185db85Sdougm } 17756185db85Sdougm 17766185db85Sdougm out: 17776185db85Sdougm if (path != NULL) 1778a3351425Sdougm free(path); 17796185db85Sdougm 17806185db85Sdougm cleanup_export(&export); 17816185db85Sdougm if (opt != NULL) 1782a3351425Sdougm sa_free_derived_optionset(opt); 17836185db85Sdougm if (secoptlist != NULL) 1784a3351425Sdougm (void) sa_destroy_optionset(secoptlist); 17856185db85Sdougm return (err); 17866185db85Sdougm } 17876185db85Sdougm 17886185db85Sdougm /* 17896185db85Sdougm * nfs_disable_share(share) 17906185db85Sdougm * 17916185db85Sdougm * Unshare the specified share. How much error checking should be 17926185db85Sdougm * done? We only do basic errors for now. 17936185db85Sdougm */ 17946185db85Sdougm static int 17956185db85Sdougm nfs_disable_share(char *share) 17966185db85Sdougm { 17976185db85Sdougm int err; 17986185db85Sdougm int ret = SA_OK; 17996185db85Sdougm 18006185db85Sdougm if (share != NULL) { 1801a3351425Sdougm err = exportfs(share, NULL); 1802a3351425Sdougm if (err < 0) { 1803a3351425Sdougm /* 1804a3351425Sdougm * TBD: only an error in some cases - need 1805a3351425Sdougm * better analysis 1806a3351425Sdougm */ 1807a3351425Sdougm switch (errno) { 1808a3351425Sdougm case EPERM: 1809a3351425Sdougm case EACCES: 1810a3351425Sdougm ret = SA_NO_PERMISSION; 1811a3351425Sdougm if (getzoneid() != GLOBAL_ZONEID) 1812a3351425Sdougm ret = SA_NOT_SUPPORTED; 1813a3351425Sdougm break; 1814a3351425Sdougm case EINVAL: 1815a3351425Sdougm case ENOENT: 1816a3351425Sdougm ret = SA_NO_SUCH_PATH; 1817a3351425Sdougm break; 1818a3351425Sdougm default: 1819a3351425Sdougm ret = SA_SYSTEM_ERR; 1820a3351425Sdougm break; 1821a3351425Sdougm } 1822a3351425Sdougm } 1823a3351425Sdougm if (ret == SA_OK || ret == SA_NO_SUCH_PATH) { 1824a3351425Sdougm (void) sa_delete_sharetab(share, "nfs"); 1825a3351425Sdougm /* just in case it was logged */ 1826a3351425Sdougm (void) nfslogtab_deactivate(share); 18276185db85Sdougm } 18286185db85Sdougm } 18296185db85Sdougm return (ret); 18306185db85Sdougm } 18316185db85Sdougm 18326185db85Sdougm /* 18336185db85Sdougm * check ro vs rw values. Over time this may get beefed up. 18346185db85Sdougm * for now it just does simple checks. 18356185db85Sdougm */ 18366185db85Sdougm 18376185db85Sdougm static int 18386185db85Sdougm check_rorw(char *v1, char *v2) 18396185db85Sdougm { 18406185db85Sdougm int ret = SA_OK; 18416185db85Sdougm if (strcmp(v1, v2) == 0) 1842a3351425Sdougm ret = SA_VALUE_CONFLICT; 18436185db85Sdougm return (ret); 18446185db85Sdougm } 18456185db85Sdougm 18466185db85Sdougm /* 18476185db85Sdougm * nfs_validate_property(property, parent) 18486185db85Sdougm * 18496185db85Sdougm * Check that the property has a legitimate value for its type. 18506185db85Sdougm */ 18516185db85Sdougm 18526185db85Sdougm static int 18536185db85Sdougm nfs_validate_property(sa_property_t property, sa_optionset_t parent) 18546185db85Sdougm { 18556185db85Sdougm int ret = SA_OK; 18566185db85Sdougm char *propname; 18576185db85Sdougm char *other; 18586185db85Sdougm int optindex; 18596185db85Sdougm nfsl_config_t *configlist; 18606185db85Sdougm sa_group_t parent_group; 18616185db85Sdougm char *value; 18626185db85Sdougm 18636185db85Sdougm propname = sa_get_property_attr(property, "type"); 18646185db85Sdougm 18656185db85Sdougm if ((optindex = findopt(propname)) < 0) 1866a3351425Sdougm ret = SA_NO_SUCH_PROP; 18676185db85Sdougm 18686185db85Sdougm /* need to validate value range here as well */ 18696185db85Sdougm 18706185db85Sdougm if (ret == SA_OK) { 1871a3351425Sdougm parent_group = sa_get_parent_group((sa_share_t)parent); 1872a3351425Sdougm if (optdefs[optindex].share && !sa_is_share(parent_group)) 1873a3351425Sdougm ret = SA_PROP_SHARE_ONLY; 18746185db85Sdougm } 18756185db85Sdougm if (ret == SA_OK) { 1876a3351425Sdougm value = sa_get_property_attr(property, "value"); 1877a3351425Sdougm if (value != NULL) { 1878a3351425Sdougm /* first basic type checking */ 1879a3351425Sdougm switch (optdefs[optindex].type) { 1880a3351425Sdougm case OPT_TYPE_NUMBER: 1881a3351425Sdougm /* check that the value is all digits */ 1882a3351425Sdougm if (!is_a_number(value)) 1883a3351425Sdougm ret = SA_BAD_VALUE; 1884a3351425Sdougm break; 1885a3351425Sdougm case OPT_TYPE_BOOLEAN: 1886a3351425Sdougm if (strlen(value) == 0 || 1887a3351425Sdougm strcasecmp(value, "true") == 0 || 1888a3351425Sdougm strcmp(value, "1") == 0 || 1889a3351425Sdougm strcasecmp(value, "false") == 0 || 1890a3351425Sdougm strcmp(value, "0") == 0) { 1891a3351425Sdougm ret = SA_OK; 1892a3351425Sdougm } else { 1893a3351425Sdougm ret = SA_BAD_VALUE; 1894a3351425Sdougm } 1895a3351425Sdougm break; 1896a3351425Sdougm case OPT_TYPE_USER: 1897a3351425Sdougm if (!is_a_number(value)) { 1898a3351425Sdougm struct passwd *pw; 1899a3351425Sdougm /* 1900a3351425Sdougm * in this case it would have to be a 1901a3351425Sdougm * user name 1902a3351425Sdougm */ 1903a3351425Sdougm pw = getpwnam(value); 1904a3351425Sdougm if (pw == NULL) 1905a3351425Sdougm ret = SA_BAD_VALUE; 1906a3351425Sdougm endpwent(); 1907a3351425Sdougm } else { 1908a3351425Sdougm uint64_t intval; 1909a3351425Sdougm intval = strtoull(value, NULL, 0); 1910a3351425Sdougm if (intval > UID_MAX && intval != ~0) 1911a3351425Sdougm ret = SA_BAD_VALUE; 1912a3351425Sdougm } 1913a3351425Sdougm break; 1914a3351425Sdougm case OPT_TYPE_FILE: 1915a3351425Sdougm if (strcmp(value, "..") == 0 || 1916a3351425Sdougm strchr(value, '/') != NULL) { 1917a3351425Sdougm ret = SA_BAD_VALUE; 1918a3351425Sdougm } 1919a3351425Sdougm break; 1920a3351425Sdougm case OPT_TYPE_ACCLIST: 1921a3351425Sdougm /* 1922a3351425Sdougm * access list handling. Should eventually 1923a3351425Sdougm * validate that all the values make sense. 1924a3351425Sdougm * Also, ro and rw may have cross value 1925a3351425Sdougm * conflicts. 1926a3351425Sdougm */ 1927a3351425Sdougm if (strcmp(propname, SHOPT_RO) == 0) 1928a3351425Sdougm other = SHOPT_RW; 1929a3351425Sdougm else if (strcmp(propname, SHOPT_RW) == 0) 1930a3351425Sdougm other = SHOPT_RO; 1931a3351425Sdougm else 1932a3351425Sdougm other = NULL; 1933a3351425Sdougm 1934a3351425Sdougm if (other != NULL && parent != NULL) { 1935a3351425Sdougm /* compare rw(ro) with ro(rw) */ 1936a3351425Sdougm sa_property_t oprop; 1937a3351425Sdougm oprop = sa_get_property(parent, other); 1938a3351425Sdougm if (oprop != NULL) { 1939a3351425Sdougm /* 1940a3351425Sdougm * only potential 1941a3351425Sdougm * confusion if other 1942a3351425Sdougm * exists 1943a3351425Sdougm */ 1944a3351425Sdougm char *ovalue; 1945a3351425Sdougm ovalue = sa_get_property_attr( 1946a3351425Sdougm oprop, "value"); 1947a3351425Sdougm if (ovalue != NULL) { 1948a3351425Sdougm ret = check_rorw(value, 1949a3351425Sdougm ovalue); 1950a3351425Sdougm sa_free_attr_string( 1951a3351425Sdougm ovalue); 1952a3351425Sdougm } 1953a3351425Sdougm } 1954a3351425Sdougm } 1955a3351425Sdougm break; 1956a3351425Sdougm case OPT_TYPE_LOGTAG: 1957a3351425Sdougm if (nfsl_getconfig_list(&configlist) == 0) { 1958a3351425Sdougm int error; 1959a3351425Sdougm if (value == NULL || 1960a3351425Sdougm strlen(value) == 0) { 1961a3351425Sdougm if (value != NULL) 1962a3351425Sdougm sa_free_attr_string( 1963a3351425Sdougm value); 1964a3351425Sdougm value = strdup("global"); 1965a3351425Sdougm } 1966a3351425Sdougm if (value != NULL && 1967a3351425Sdougm nfsl_findconfig(configlist, value, 1968a3351425Sdougm &error) == NULL) { 1969a3351425Sdougm ret = SA_BAD_VALUE; 1970a3351425Sdougm } else { 1971a3351425Sdougm nfsl_freeconfig_list( 1972a3351425Sdougm &configlist); 1973a3351425Sdougm } 1974a3351425Sdougm } else { 1975a3351425Sdougm ret = SA_CONFIG_ERR; 1976a3351425Sdougm } 1977a3351425Sdougm break; 1978a3351425Sdougm case OPT_TYPE_STRING: 1979a3351425Sdougm /* whatever is here should be ok */ 1980a3351425Sdougm break; 1981a3351425Sdougm case OPT_TYPE_SECURITY: 1982a3351425Sdougm /* 1983a3351425Sdougm * The "sec" property isn't used in the 1984a3351425Sdougm * non-legacy parts of sharemgr. We need to 1985a3351425Sdougm * reject it here. For legacy, it is pulled 1986a3351425Sdougm * out well before we get here. 1987a3351425Sdougm */ 1988a3351425Sdougm ret = SA_NO_SUCH_PROP; 1989a3351425Sdougm break; 1990a3351425Sdougm default: 1991a3351425Sdougm break; 19926185db85Sdougm } 1993a3351425Sdougm sa_free_attr_string(value); 1994a3351425Sdougm if (ret == SA_OK && optdefs[optindex].check != NULL) { 1995a3351425Sdougm /* do the property specific check */ 1996a3351425Sdougm ret = optdefs[optindex].check(property); 19976185db85Sdougm } 19986185db85Sdougm } 19996185db85Sdougm } 20006185db85Sdougm 20016185db85Sdougm if (propname != NULL) 2002a3351425Sdougm sa_free_attr_string(propname); 20036185db85Sdougm return (ret); 20046185db85Sdougm } 20056185db85Sdougm 20066185db85Sdougm /* 20076185db85Sdougm * Protocol management functions 20086185db85Sdougm * 20093472f5dcSdougm * Properties defined in the default files are defined in 20103472f5dcSdougm * proto_option_defs for parsing and validation. If "other" and 20113472f5dcSdougm * "compare" are set, then the value for this property should be 20123472f5dcSdougm * compared against the property specified in "other" using the 20133472f5dcSdougm * "compare" check (either <= or >=) in order to ensure that the 20143472f5dcSdougm * values are in the correct range. E.g. setting server_versmin 20153472f5dcSdougm * higher than server_versmax should not be allowed. 20166185db85Sdougm */ 20176185db85Sdougm 20186185db85Sdougm struct proto_option_defs { 20196185db85Sdougm char *tag; 20206185db85Sdougm char *name; /* display name -- remove protocol identifier */ 20216185db85Sdougm int index; 20226185db85Sdougm int type; 20236185db85Sdougm union { 20246185db85Sdougm int intval; 20256185db85Sdougm char *string; 20266185db85Sdougm } defvalue; 20276185db85Sdougm uint32_t svcs; 20286185db85Sdougm int32_t minval; 20296185db85Sdougm int32_t maxval; 20306185db85Sdougm char *file; 20313472f5dcSdougm char *other; 20323472f5dcSdougm int compare; 20333472f5dcSdougm #define OPT_CMP_GE 0 20343472f5dcSdougm #define OPT_CMP_LE 1 20356185db85Sdougm int (*check)(char *); 20366185db85Sdougm } proto_options[] = { 20376185db85Sdougm #define PROTO_OPT_NFSD_SERVERS 0 20386185db85Sdougm {"nfsd_servers", 20396185db85Sdougm "servers", PROTO_OPT_NFSD_SERVERS, OPT_TYPE_NUMBER, 16, SVC_NFSD, 20406185db85Sdougm 1, INT32_MAX, NFSADMIN}, 20416185db85Sdougm #define PROTO_OPT_LOCKD_LISTEN_BACKLOG 1 20426185db85Sdougm {"lockd_listen_backlog", 20436185db85Sdougm "lockd_listen_backlog", PROTO_OPT_LOCKD_LISTEN_BACKLOG, 20446185db85Sdougm OPT_TYPE_NUMBER, 32, SVC_LOCKD, 32, INT32_MAX, NFSADMIN}, 20456185db85Sdougm #define PROTO_OPT_LOCKD_SERVERS 2 20466185db85Sdougm {"lockd_servers", 20476185db85Sdougm "lockd_servers", PROTO_OPT_LOCKD_SERVERS, OPT_TYPE_NUMBER, 20, 20486185db85Sdougm SVC_LOCKD, 1, INT32_MAX, NFSADMIN}, 20496185db85Sdougm #define PROTO_OPT_LOCKD_RETRANSMIT_TIMEOUT 3 20506185db85Sdougm {"lockd_retransmit_timeout", 20516185db85Sdougm "lockd_retransmit_timeout", PROTO_OPT_LOCKD_RETRANSMIT_TIMEOUT, 20526185db85Sdougm OPT_TYPE_NUMBER, 5, SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 20536185db85Sdougm #define PROTO_OPT_GRACE_PERIOD 4 20546185db85Sdougm {"grace_period", 20556185db85Sdougm "grace_period", PROTO_OPT_GRACE_PERIOD, OPT_TYPE_NUMBER, 90, 20566185db85Sdougm SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 20576185db85Sdougm #define PROTO_OPT_NFS_SERVER_VERSMIN 5 20586185db85Sdougm {"nfs_server_versmin", 20596185db85Sdougm "server_versmin", PROTO_OPT_NFS_SERVER_VERSMIN, OPT_TYPE_NUMBER, 20606185db85Sdougm (int)NFS_VERSMIN_DEFAULT, SVC_NFSD|SVC_MOUNTD, NFS_VERSMIN, 20613472f5dcSdougm NFS_VERSMAX, NFSADMIN, "server_versmax", OPT_CMP_LE}, 20626185db85Sdougm #define PROTO_OPT_NFS_SERVER_VERSMAX 6 20636185db85Sdougm {"nfs_server_versmax", 20646185db85Sdougm "server_versmax", PROTO_OPT_NFS_SERVER_VERSMAX, OPT_TYPE_NUMBER, 20656185db85Sdougm (int)NFS_VERSMAX_DEFAULT, SVC_NFSD|SVC_MOUNTD, NFS_VERSMIN, 20663472f5dcSdougm NFS_VERSMAX, NFSADMIN, "server_versmin", OPT_CMP_GE}, 20676185db85Sdougm #define PROTO_OPT_NFS_CLIENT_VERSMIN 7 20686185db85Sdougm {"nfs_client_versmin", 20696185db85Sdougm "client_versmin", PROTO_OPT_NFS_CLIENT_VERSMIN, OPT_TYPE_NUMBER, 20706185db85Sdougm (int)NFS_VERSMIN_DEFAULT, NULL, NFS_VERSMIN, NFS_VERSMAX, 20713472f5dcSdougm NFSADMIN, "client_versmax", OPT_CMP_LE}, 20726185db85Sdougm #define PROTO_OPT_NFS_CLIENT_VERSMAX 8 20736185db85Sdougm {"nfs_client_versmax", 20746185db85Sdougm "client_versmax", PROTO_OPT_NFS_CLIENT_VERSMAX, OPT_TYPE_NUMBER, 20756185db85Sdougm (int)NFS_VERSMAX_DEFAULT, NULL, NFS_VERSMIN, NFS_VERSMAX, 20763472f5dcSdougm NFSADMIN, "client_versmin", OPT_CMP_GE}, 20776185db85Sdougm #define PROTO_OPT_NFS_SERVER_DELEGATION 9 20786185db85Sdougm {"nfs_server_delegation", 20796185db85Sdougm "server_delegation", PROTO_OPT_NFS_SERVER_DELEGATION, 20806185db85Sdougm OPT_TYPE_ONOFF, NFS_SERVER_DELEGATION_DEFAULT, SVC_NFSD, 0, 0, 20816185db85Sdougm NFSADMIN}, 20826185db85Sdougm #define PROTO_OPT_NFSMAPID_DOMAIN 10 20836185db85Sdougm {"nfsmapid_domain", 20846185db85Sdougm "nfsmapid_domain", PROTO_OPT_NFSMAPID_DOMAIN, OPT_TYPE_DOMAIN, 20856185db85Sdougm NULL, SVC_NFSMAPID, 0, 0, NFSADMIN}, 20866185db85Sdougm #define PROTO_OPT_NFSD_MAX_CONNECTIONS 11 20876185db85Sdougm {"nfsd_max_connections", 20886185db85Sdougm "max_connections", PROTO_OPT_NFSD_MAX_CONNECTIONS, 20896185db85Sdougm OPT_TYPE_NUMBER, -1, SVC_NFSD, -1, INT32_MAX, NFSADMIN}, 20906185db85Sdougm #define PROTO_OPT_NFSD_PROTOCOL 12 20916185db85Sdougm {"nfsd_protocol", 20926185db85Sdougm "protocol", PROTO_OPT_NFSD_PROTOCOL, OPT_TYPE_PROTOCOL, 0, 20936185db85Sdougm SVC_NFSD, 0, 0, NFSADMIN}, 20946185db85Sdougm #define PROTO_OPT_NFSD_LISTEN_BACKLOG 13 20956185db85Sdougm {"nfsd_listen_backlog", 20966185db85Sdougm "listen_backlog", PROTO_OPT_NFSD_LISTEN_BACKLOG, 20976185db85Sdougm OPT_TYPE_NUMBER, 0, 20986185db85Sdougm SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 20996185db85Sdougm {NULL} 21006185db85Sdougm }; 21016185db85Sdougm 21026185db85Sdougm /* 21036185db85Sdougm * the protoset holds the defined options so we don't have to read 21046185db85Sdougm * them multiple times 21056185db85Sdougm */ 21066185db85Sdougm sa_protocol_properties_t protoset; 21076185db85Sdougm 21086185db85Sdougm static int 21096185db85Sdougm findprotoopt(char *name, int whichname) 21106185db85Sdougm { 21116185db85Sdougm int i; 21126185db85Sdougm for (i = 0; proto_options[i].tag != NULL; i++) { 2113a3351425Sdougm if (whichname == 1) { 2114a3351425Sdougm if (strcasecmp(proto_options[i].name, name) == 0) 21156185db85Sdougm return (i); 2116a3351425Sdougm } else { 2117a3351425Sdougm if (strcasecmp(proto_options[i].tag, name) == 0) 2118a3351425Sdougm return (i); 2119a3351425Sdougm } 21206185db85Sdougm } 21216185db85Sdougm return (-1); 21226185db85Sdougm } 21236185db85Sdougm 21246185db85Sdougm /* 21256185db85Sdougm * fixcaselower(str) 21266185db85Sdougm * 21276185db85Sdougm * convert a string to lower case (inplace). 21286185db85Sdougm */ 21296185db85Sdougm 21306185db85Sdougm static void 21316185db85Sdougm fixcaselower(char *str) 21326185db85Sdougm { 21336185db85Sdougm while (*str) { 2134a3351425Sdougm *str = tolower(*str); 2135a3351425Sdougm str++; 21366185db85Sdougm } 21376185db85Sdougm } 21386185db85Sdougm 21396185db85Sdougm /* 21406185db85Sdougm * fixcaseupper(str) 21416185db85Sdougm * 21426185db85Sdougm * convert a string to upper case (inplace). 21436185db85Sdougm */ 21446185db85Sdougm 21456185db85Sdougm static void 21466185db85Sdougm fixcaseupper(char *str) 21476185db85Sdougm { 21486185db85Sdougm while (*str) { 2149a3351425Sdougm *str = toupper(*str); 2150a3351425Sdougm str++; 21516185db85Sdougm } 21526185db85Sdougm } 21536185db85Sdougm 2154330ef417Sdougm /* 2155330ef417Sdougm * skipwhitespace(str) 2156330ef417Sdougm * 2157330ef417Sdougm * Skip leading white space. It is assumed that it is called with a 2158330ef417Sdougm * valid pointer. 2159330ef417Sdougm */ 2160330ef417Sdougm 2161330ef417Sdougm static char * 2162330ef417Sdougm skipwhitespace(char *str) 2163330ef417Sdougm { 2164330ef417Sdougm while (*str && isspace(*str)) 2165330ef417Sdougm str++; 2166330ef417Sdougm 2167330ef417Sdougm return (str); 2168330ef417Sdougm } 2169330ef417Sdougm 2170a3351425Sdougm /* 2171a3351425Sdougm * extractprop() 2172a3351425Sdougm * 2173a3351425Sdougm * Extract the property and value out of the line and create the 2174a3351425Sdougm * property in the optionset. 2175a3351425Sdougm */ 2176a3351425Sdougm static void 2177a3351425Sdougm extractprop(char *name, char *value) 2178a3351425Sdougm { 2179a3351425Sdougm sa_property_t prop; 2180a3351425Sdougm int index; 2181a3351425Sdougm /* 2182a3351425Sdougm * Remove any leading 2183a3351425Sdougm * white space. 2184a3351425Sdougm */ 2185a3351425Sdougm name = skipwhitespace(name); 2186a3351425Sdougm 2187a3351425Sdougm index = findprotoopt(name, 0); 2188a3351425Sdougm if (index >= 0) { 2189a3351425Sdougm fixcaselower(name); 2190a3351425Sdougm prop = sa_create_property(proto_options[index].name, value); 2191a3351425Sdougm if (prop != NULL) 2192a3351425Sdougm (void) sa_add_protocol_property(protoset, prop); 2193a3351425Sdougm } 2194a3351425Sdougm } 2195a3351425Sdougm 21966185db85Sdougm /* 21976185db85Sdougm * initprotofromdefault() 21986185db85Sdougm * 21996185db85Sdougm * read the default file(s) and add the defined values to the 22006185db85Sdougm * protoset. Note that default values are known from the built in 22016185db85Sdougm * table in case the file doesn't have a definition. 22026185db85Sdougm */ 22036185db85Sdougm 22046185db85Sdougm static int 22056185db85Sdougm initprotofromdefault() 22066185db85Sdougm { 22076185db85Sdougm FILE *nfs; 22086185db85Sdougm char buff[BUFSIZ]; 22096185db85Sdougm char *name; 22106185db85Sdougm char *value; 22116185db85Sdougm 22126185db85Sdougm protoset = sa_create_protocol_properties("nfs"); 22136185db85Sdougm 22146185db85Sdougm if (protoset != NULL) { 2215a3351425Sdougm nfs = fopen(NFSADMIN, "r"); 2216a3351425Sdougm if (nfs != NULL) { 2217a3351425Sdougm while (fgets(buff, sizeof (buff), nfs) != NULL) { 2218a3351425Sdougm switch (buff[0]) { 2219a3351425Sdougm case '\n': 2220a3351425Sdougm case '#': 2221a3351425Sdougm /* skip */ 2222a3351425Sdougm break; 2223a3351425Sdougm default: 2224a3351425Sdougm name = buff; 2225a3351425Sdougm buff[strlen(buff) - 1] = '\0'; 2226a3351425Sdougm value = strchr(name, '='); 2227a3351425Sdougm if (value != NULL) { 2228a3351425Sdougm *value++ = '\0'; 2229a3351425Sdougm extractprop(name, value); 2230a3351425Sdougm } 2231a3351425Sdougm } 22326185db85Sdougm } 2233a3351425Sdougm if (nfs != NULL) 2234a3351425Sdougm (void) fclose(nfs); 22356185db85Sdougm } 22366185db85Sdougm } 22376185db85Sdougm if (protoset == NULL) 2238a3351425Sdougm return (SA_NO_MEMORY); 22396185db85Sdougm return (SA_OK); 22406185db85Sdougm } 22416185db85Sdougm 22426185db85Sdougm /* 2243a3351425Sdougm * add_defaults() 22446185db85Sdougm * 22456185db85Sdougm * Add the default values for any property not defined in the parsing 22463472f5dcSdougm * of the default files. Values are set according to their defined 22473472f5dcSdougm * types. 22486185db85Sdougm */ 22496185db85Sdougm 22506185db85Sdougm static void 22516185db85Sdougm add_defaults() 22526185db85Sdougm { 22536185db85Sdougm int i; 22546185db85Sdougm char number[MAXDIGITS]; 22556185db85Sdougm 22566185db85Sdougm for (i = 0; proto_options[i].tag != NULL; i++) { 2257a3351425Sdougm sa_property_t prop; 2258a3351425Sdougm prop = sa_get_protocol_property(protoset, 2259a3351425Sdougm proto_options[i].name); 2260a3351425Sdougm if (prop == NULL) { 2261a3351425Sdougm /* add the default value */ 2262a3351425Sdougm switch (proto_options[i].type) { 2263a3351425Sdougm case OPT_TYPE_NUMBER: 2264a3351425Sdougm (void) snprintf(number, sizeof (number), "%d", 2265a3351425Sdougm proto_options[i].defvalue.intval); 2266a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2267a3351425Sdougm number); 2268a3351425Sdougm break; 2269a3351425Sdougm 2270a3351425Sdougm case OPT_TYPE_BOOLEAN: 2271a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2272a3351425Sdougm proto_options[i].defvalue.intval ? 2273a3351425Sdougm "true" : "false"); 2274a3351425Sdougm break; 2275a3351425Sdougm 2276a3351425Sdougm case OPT_TYPE_ONOFF: 2277a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2278a3351425Sdougm proto_options[i].defvalue.intval ? 2279a3351425Sdougm "on" : "off"); 2280a3351425Sdougm break; 2281a3351425Sdougm 2282a3351425Sdougm default: 2283a3351425Sdougm /* treat as strings of zero length */ 2284a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2285a3351425Sdougm ""); 2286a3351425Sdougm break; 2287a3351425Sdougm } 2288a3351425Sdougm if (prop != NULL) 2289a3351425Sdougm (void) sa_add_protocol_property(protoset, prop); 22906185db85Sdougm } 22916185db85Sdougm } 22926185db85Sdougm } 22936185db85Sdougm 22946185db85Sdougm static void 22956185db85Sdougm free_protoprops() 22966185db85Sdougm { 22976185db85Sdougm xmlFreeNode(protoset); 22986185db85Sdougm } 22996185db85Sdougm 23006185db85Sdougm /* 23016185db85Sdougm * nfs_init() 23026185db85Sdougm * 23036185db85Sdougm * Initialize the NFS plugin. 23046185db85Sdougm */ 23056185db85Sdougm 23066185db85Sdougm static int 23076185db85Sdougm nfs_init() 23086185db85Sdougm { 23096185db85Sdougm int ret = SA_OK; 23106185db85Sdougm 23116185db85Sdougm if (sa_plugin_ops.sa_init != nfs_init) 2312a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 2313a3351425Sdougm "NFS plugin not properly initialized\n")); 23146185db85Sdougm 23156185db85Sdougm ret = initprotofromdefault(); 2316a3351425Sdougm if (ret == SA_OK) 2317a3351425Sdougm add_defaults(); 23186185db85Sdougm 23196185db85Sdougm return (ret); 23206185db85Sdougm } 23216185db85Sdougm 23226185db85Sdougm /* 23236185db85Sdougm * nfs_fini() 23246185db85Sdougm * 23256185db85Sdougm * uninitialize the NFS plugin. Want to avoid memory leaks. 23266185db85Sdougm */ 23276185db85Sdougm 23286185db85Sdougm static void 23296185db85Sdougm nfs_fini() 23306185db85Sdougm { 23316185db85Sdougm free_protoprops(); 23326185db85Sdougm } 23336185db85Sdougm 23346185db85Sdougm /* 23356185db85Sdougm * nfs_get_proto_set() 23366185db85Sdougm * 23376185db85Sdougm * Return an optionset with all the protocol specific properties in 23386185db85Sdougm * it. 23396185db85Sdougm */ 23406185db85Sdougm 23416185db85Sdougm static sa_protocol_properties_t 23426185db85Sdougm nfs_get_proto_set() 23436185db85Sdougm { 23446185db85Sdougm return (protoset); 23456185db85Sdougm } 23466185db85Sdougm 23476185db85Sdougm struct deffile { 23486185db85Sdougm struct deffile *next; 23496185db85Sdougm char *line; 23506185db85Sdougm }; 23516185db85Sdougm 23526185db85Sdougm /* 23536185db85Sdougm * read_default_file(fname) 23546185db85Sdougm * 23556185db85Sdougm * Read the specified default file. We return a list of entries. This 23566185db85Sdougm * get used for adding or removing values. 23576185db85Sdougm */ 23586185db85Sdougm 23596185db85Sdougm static struct deffile * 23606185db85Sdougm read_default_file(char *fname) 23616185db85Sdougm { 23626185db85Sdougm FILE *file; 23636185db85Sdougm struct deffile *defs = NULL; 23646185db85Sdougm struct deffile *newdef; 23656185db85Sdougm struct deffile *prevdef = NULL; 23666185db85Sdougm char buff[BUFSIZ * 2]; 23676185db85Sdougm 23686185db85Sdougm file = fopen(fname, "r"); 23696185db85Sdougm if (file != NULL) { 2370a3351425Sdougm while (fgets(buff, sizeof (buff), file) != NULL) { 2371a3351425Sdougm newdef = (struct deffile *)calloc(1, 2372a3351425Sdougm sizeof (struct deffile)); 2373a3351425Sdougm if (newdef != NULL) { 2374a3351425Sdougm /* Make sure we skip any leading whitespace. */ 2375a3351425Sdougm newdef->line = strdup(skipwhitespace(buff)); 2376a3351425Sdougm if (defs == NULL) { 2377a3351425Sdougm prevdef = defs = newdef; 2378a3351425Sdougm } else { 2379a3351425Sdougm prevdef->next = newdef; 2380a3351425Sdougm prevdef = newdef; 2381a3351425Sdougm } 2382a3351425Sdougm } 23836185db85Sdougm } 23846185db85Sdougm } 23856185db85Sdougm (void) fclose(file); 23866185db85Sdougm return (defs); 23876185db85Sdougm } 23886185db85Sdougm 23896185db85Sdougm static void 23906185db85Sdougm free_default_file(struct deffile *defs) 23916185db85Sdougm { 23926185db85Sdougm struct deffile *curdefs = NULL; 23936185db85Sdougm 23946185db85Sdougm while (defs != NULL) { 2395a3351425Sdougm curdefs = defs; 2396a3351425Sdougm defs = defs->next; 2397a3351425Sdougm if (curdefs->line != NULL) 2398a3351425Sdougm free(curdefs->line); 2399a3351425Sdougm free(curdefs); 24006185db85Sdougm } 24016185db85Sdougm } 24026185db85Sdougm 24036185db85Sdougm /* 24046185db85Sdougm * write_default_file(fname, defs) 24056185db85Sdougm * 24066185db85Sdougm * Write the default file back. 24076185db85Sdougm */ 24086185db85Sdougm 24096185db85Sdougm static int 24106185db85Sdougm write_default_file(char *fname, struct deffile *defs) 24116185db85Sdougm { 24126185db85Sdougm FILE *file; 24136185db85Sdougm int ret = SA_OK; 24146185db85Sdougm sigset_t old, new; 24156185db85Sdougm 24166185db85Sdougm file = fopen(fname, "w+"); 24176185db85Sdougm if (file != NULL) { 2418a3351425Sdougm (void) sigprocmask(SIG_BLOCK, NULL, &new); 2419a3351425Sdougm (void) sigaddset(&new, SIGHUP); 2420a3351425Sdougm (void) sigaddset(&new, SIGINT); 2421a3351425Sdougm (void) sigaddset(&new, SIGQUIT); 2422a3351425Sdougm (void) sigaddset(&new, SIGTSTP); 2423a3351425Sdougm (void) sigprocmask(SIG_SETMASK, &new, &old); 2424a3351425Sdougm while (defs != NULL) { 2425a3351425Sdougm (void) fputs(defs->line, file); 2426a3351425Sdougm defs = defs->next; 2427a3351425Sdougm } 2428a3351425Sdougm (void) fsync(fileno(file)); 2429a3351425Sdougm (void) sigprocmask(SIG_SETMASK, &old, NULL); 2430a3351425Sdougm (void) fclose(file); 24316185db85Sdougm } else { 2432a3351425Sdougm switch (errno) { 2433a3351425Sdougm case EPERM: 2434a3351425Sdougm case EACCES: 2435a3351425Sdougm ret = SA_NO_PERMISSION; 2436a3351425Sdougm break; 2437a3351425Sdougm default: 2438a3351425Sdougm ret = SA_SYSTEM_ERR; 2439a3351425Sdougm } 24406185db85Sdougm } 24416185db85Sdougm return (ret); 24426185db85Sdougm } 24436185db85Sdougm 24446185db85Sdougm 24456185db85Sdougm /* 24466185db85Sdougm * set_default_file_value(tag, value) 24476185db85Sdougm * 24486185db85Sdougm * Set the default file value for tag to value. Then rewrite the file. 24496185db85Sdougm * tag and value are always set. The caller must ensure this. 24506185db85Sdougm */ 24516185db85Sdougm 24526185db85Sdougm #define MAX_STRING_LENGTH 256 24536185db85Sdougm static int 24546185db85Sdougm set_default_file_value(char *tag, char *value) 24556185db85Sdougm { 24566185db85Sdougm int ret = SA_OK; 24576185db85Sdougm struct deffile *root; 24586185db85Sdougm struct deffile *defs; 24596185db85Sdougm struct deffile *prev; 24606185db85Sdougm char string[MAX_STRING_LENGTH]; 24616185db85Sdougm int len; 24626185db85Sdougm int update = 0; 24636185db85Sdougm 24646185db85Sdougm (void) snprintf(string, MAX_STRING_LENGTH, "%s=", tag); 24656185db85Sdougm len = strlen(string); 24666185db85Sdougm 24676185db85Sdougm root = defs = read_default_file(NFSADMIN); 24686185db85Sdougm if (root == NULL) { 2469a3351425Sdougm if (errno == EPERM || errno == EACCES) 2470a3351425Sdougm ret = SA_NO_PERMISSION; 2471a3351425Sdougm else 2472a3351425Sdougm ret = SA_SYSTEM_ERR; 24736185db85Sdougm } else { 24746185db85Sdougm while (defs != NULL) { 2475a3351425Sdougm if (defs->line != NULL && 2476a3351425Sdougm strncasecmp(defs->line, string, len) == 0) { 2477a3351425Sdougm /* replace with the new value */ 2478a3351425Sdougm free(defs->line); 2479a3351425Sdougm fixcaseupper(tag); 2480a3351425Sdougm (void) snprintf(string, sizeof (string), 24816185db85Sdougm "%s=%s\n", tag, value); 2482a3351425Sdougm string[MAX_STRING_LENGTH - 1] = '\0'; 2483a3351425Sdougm defs->line = strdup(string); 2484a3351425Sdougm update = 1; 2485a3351425Sdougm break; 2486a3351425Sdougm } 2487a3351425Sdougm defs = defs->next; 2488a3351425Sdougm } 2489a3351425Sdougm if (!update) { 2490a3351425Sdougm defs = root; 2491a3351425Sdougm /* didn't find, so see if it is a comment */ 2492a3351425Sdougm (void) snprintf(string, MAX_STRING_LENGTH, "#%s=", tag); 2493a3351425Sdougm len = strlen(string); 2494a3351425Sdougm while (defs != NULL) { 2495a3351425Sdougm if (strncasecmp(defs->line, string, len) == 0) { 2496a3351425Sdougm /* replace with the new value */ 2497a3351425Sdougm free(defs->line); 2498a3351425Sdougm fixcaseupper(tag); 2499a3351425Sdougm (void) snprintf(string, sizeof (string), 2500a3351425Sdougm "%s=%s\n", tag, value); 2501a3351425Sdougm string[MAX_STRING_LENGTH - 1] = '\0'; 2502a3351425Sdougm defs->line = strdup(string); 2503a3351425Sdougm update = 1; 2504a3351425Sdougm break; 2505a3351425Sdougm } 2506a3351425Sdougm defs = defs->next; 2507a3351425Sdougm } 25086185db85Sdougm } 2509a3351425Sdougm if (!update) { 2510a3351425Sdougm fixcaseupper(tag); 2511a3351425Sdougm (void) snprintf(string, sizeof (string), "%s=%s\n", 2512a3351425Sdougm tag, value); 2513a3351425Sdougm prev = root; 2514a3351425Sdougm while (prev->next != NULL) 2515a3351425Sdougm prev = prev->next; 2516a3351425Sdougm defs = malloc(sizeof (struct deffile)); 2517a3351425Sdougm prev->next = defs; 2518a3351425Sdougm if (defs != NULL) { 2519a3351425Sdougm defs->next = NULL; 2520a3351425Sdougm defs->line = strdup(string); 2521a3351425Sdougm } 25226185db85Sdougm } 2523a3351425Sdougm if (update) { 2524a3351425Sdougm ret = write_default_file(NFSADMIN, root); 2525a3351425Sdougm } 2526a3351425Sdougm free_default_file(root); 25276185db85Sdougm } 25286185db85Sdougm return (ret); 25296185db85Sdougm } 25306185db85Sdougm 25313472f5dcSdougm /* 25323472f5dcSdougm * service_in_state(service, chkstate) 25333472f5dcSdougm * 25343472f5dcSdougm * Want to know if the specified service is in the desired state 25353472f5dcSdougm * (chkstate) or not. Return true (1) if it is and false (0) if it 25363472f5dcSdougm * isn't. 25373472f5dcSdougm */ 25383472f5dcSdougm static int 25393472f5dcSdougm service_in_state(char *service, const char *chkstate) 25403472f5dcSdougm { 25413472f5dcSdougm char *state; 25423472f5dcSdougm int ret = B_FALSE; 25433472f5dcSdougm 25443472f5dcSdougm state = smf_get_state(service); 25453472f5dcSdougm if (state != NULL) { 2546a3351425Sdougm /* got the state so get the equality for the return value */ 2547a3351425Sdougm ret = strcmp(state, chkstate) == 0 ? B_TRUE : B_FALSE; 2548a3351425Sdougm free(state); 25493472f5dcSdougm } 25503472f5dcSdougm return (ret); 25513472f5dcSdougm } 25523472f5dcSdougm 25536185db85Sdougm /* 25546185db85Sdougm * restart_service(svcs) 25556185db85Sdougm * 25566185db85Sdougm * Walk through the bit mask of services that need to be restarted in 25576185db85Sdougm * order to use the new property values. Some properties affect 25583472f5dcSdougm * multiple daemons. Should only restart a service if it is currently 25593472f5dcSdougm * enabled (online). 25606185db85Sdougm */ 25616185db85Sdougm 25626185db85Sdougm static void 25636185db85Sdougm restart_service(uint32_t svcs) 25646185db85Sdougm { 25656185db85Sdougm uint32_t mask; 25663472f5dcSdougm int ret; 25673472f5dcSdougm char *service; 25683472f5dcSdougm 25696185db85Sdougm for (mask = 1; svcs != 0; mask <<= 1) { 2570a3351425Sdougm switch (svcs & mask) { 2571a3351425Sdougm case SVC_LOCKD: 2572a3351425Sdougm service = LOCKD; 2573a3351425Sdougm break; 2574a3351425Sdougm case SVC_STATD: 2575a3351425Sdougm service = STATD; 2576a3351425Sdougm break; 2577a3351425Sdougm case SVC_NFSD: 2578a3351425Sdougm service = NFSD; 2579a3351425Sdougm break; 2580a3351425Sdougm case SVC_MOUNTD: 2581a3351425Sdougm service = MOUNTD; 2582a3351425Sdougm break; 2583a3351425Sdougm case SVC_NFS4CBD: 2584a3351425Sdougm service = NFS4CBD; 2585a3351425Sdougm break; 2586a3351425Sdougm case SVC_NFSMAPID: 2587a3351425Sdougm service = NFSMAPID; 2588a3351425Sdougm break; 2589a3351425Sdougm case SVC_RQUOTAD: 2590a3351425Sdougm service = RQUOTAD; 2591a3351425Sdougm break; 2592a3351425Sdougm case SVC_NFSLOGD: 2593a3351425Sdougm service = NFSLOGD; 2594a3351425Sdougm break; 2595a3351425Sdougm default: 2596a3351425Sdougm continue; 2597a3351425Sdougm } 25983472f5dcSdougm 25993472f5dcSdougm /* 26003472f5dcSdougm * Only attempt to restart the service if it is 26013472f5dcSdougm * currently running. In the future, it may be 26023472f5dcSdougm * desirable to use smf_refresh_instance if the NFS 26033472f5dcSdougm * services ever implement the refresh method. 26043472f5dcSdougm */ 2605a3351425Sdougm if (service_in_state(service, SCF_STATE_STRING_ONLINE)) { 2606a3351425Sdougm ret = smf_restart_instance(service); 26073472f5dcSdougm /* 2608a3351425Sdougm * There are only a few SMF errors at this point, but 2609a3351425Sdougm * it is also possible that a bad value may have put 2610a3351425Sdougm * the service into maintenance if there wasn't an 2611a3351425Sdougm * SMF level error. 26123472f5dcSdougm */ 2613a3351425Sdougm if (ret != 0) { 2614a3351425Sdougm (void) fprintf(stderr, 2615a3351425Sdougm dgettext(TEXT_DOMAIN, 2616a3351425Sdougm "%s failed to restart: %s\n"), 2617a3351425Sdougm scf_strerror(scf_error())); 2618a3351425Sdougm } else { 2619a3351425Sdougm /* 2620a3351425Sdougm * Check whether it has gone to "maintenance" 2621a3351425Sdougm * mode or not. Maintenance implies something 2622a3351425Sdougm * went wrong. 2623a3351425Sdougm */ 2624a3351425Sdougm if (service_in_state(service, 2625a3351425Sdougm SCF_STATE_STRING_MAINT)) { 2626a3351425Sdougm (void) fprintf(stderr, 2627a3351425Sdougm dgettext(TEXT_DOMAIN, 2628a3351425Sdougm "%s failed to restart\n"), 2629a3351425Sdougm service); 2630a3351425Sdougm } 2631a3351425Sdougm } 26323472f5dcSdougm } 2633a3351425Sdougm svcs &= ~mask; 26346185db85Sdougm } 26356185db85Sdougm } 26366185db85Sdougm 26373472f5dcSdougm /* 26383472f5dcSdougm * nfs_minmax_check(name, value) 26393472f5dcSdougm * 26403472f5dcSdougm * Verify that the value for the property specified by index is valid 26413472f5dcSdougm * relative to the opposite value in the case of a min/max variable. 26423472f5dcSdougm * Currently, server_minvers/server_maxvers and 26433472f5dcSdougm * client_minvers/client_maxvers are the only ones to check. 26443472f5dcSdougm */ 26453472f5dcSdougm 26463472f5dcSdougm static int 26473472f5dcSdougm nfs_minmax_check(int index, int value) 26483472f5dcSdougm { 26493472f5dcSdougm int val; 26503472f5dcSdougm char *pval; 26513472f5dcSdougm sa_property_t prop; 26523472f5dcSdougm sa_optionset_t opts; 26533472f5dcSdougm int ret = B_TRUE; 26543472f5dcSdougm 26553472f5dcSdougm if (proto_options[index].other != NULL) { 2656a3351425Sdougm /* have a property to compare against */ 2657a3351425Sdougm opts = nfs_get_proto_set(); 2658a3351425Sdougm prop = sa_get_property(opts, proto_options[index].other); 26593472f5dcSdougm /* 26603472f5dcSdougm * If we don't find the property, assume default 26613472f5dcSdougm * values which will work since the max will be at the 26623472f5dcSdougm * max and the min at the min. 26633472f5dcSdougm */ 2664a3351425Sdougm if (prop != NULL) { 2665a3351425Sdougm pval = sa_get_property_attr(prop, "value"); 2666a3351425Sdougm if (pval != NULL) { 2667a3351425Sdougm val = strtoul(pval, NULL, 0); 2668a3351425Sdougm if (proto_options[index].compare == 2669a3351425Sdougm OPT_CMP_LE) { 2670a3351425Sdougm ret = value <= val ? B_TRUE : B_FALSE; 2671a3351425Sdougm } else if (proto_options[index].compare == 2672a3351425Sdougm OPT_CMP_GE) { 2673a3351425Sdougm ret = value >= val ? B_TRUE : B_FALSE; 2674a3351425Sdougm } 2675a3351425Sdougm } 26763472f5dcSdougm } 26773472f5dcSdougm } 26783472f5dcSdougm return (ret); 26793472f5dcSdougm } 26803472f5dcSdougm 26816185db85Sdougm /* 26826185db85Sdougm * nfs_validate_proto_prop(index, name, value) 26836185db85Sdougm * 26846185db85Sdougm * Verify that the property specifed by name can take the new 26856185db85Sdougm * value. This is a sanity check to prevent bad values getting into 26863472f5dcSdougm * the default files. All values need to be checked against what is 26873472f5dcSdougm * allowed by their defined type. If a type isn't explicitly defined 26883472f5dcSdougm * here, it is treated as a string. 26893472f5dcSdougm * 26903472f5dcSdougm * Note that OPT_TYPE_NUMBER will additionally check that the value is 26913472f5dcSdougm * within the range specified and potentially against another property 26923472f5dcSdougm * value as well as specified in the proto_options members other and 26933472f5dcSdougm * compare. 26946185db85Sdougm */ 26956185db85Sdougm 26966185db85Sdougm static int 26976185db85Sdougm nfs_validate_proto_prop(int index, char *name, char *value) 26986185db85Sdougm { 26996185db85Sdougm int ret = SA_OK; 27006185db85Sdougm char *cp; 27016185db85Sdougm #ifdef lint 27026185db85Sdougm name = name; 27036185db85Sdougm #endif 27046185db85Sdougm 27056185db85Sdougm switch (proto_options[index].type) { 27066185db85Sdougm case OPT_TYPE_NUMBER: 2707a3351425Sdougm if (!is_a_number(value)) 2708a3351425Sdougm ret = SA_BAD_VALUE; 2709a3351425Sdougm else { 2710a3351425Sdougm int val; 2711a3351425Sdougm val = strtoul(value, NULL, 0); 2712a3351425Sdougm if (val < proto_options[index].minval || 2713a3351425Sdougm val > proto_options[index].maxval) 2714a3351425Sdougm ret = SA_BAD_VALUE; 2715a3351425Sdougm /* 2716a3351425Sdougm * For server_versmin/server_versmax and 2717a3351425Sdougm * client_versmin/client_versmax, the value of the 2718a3351425Sdougm * min(max) should be checked to be correct relative 2719a3351425Sdougm * to the current max(min). 2720a3351425Sdougm */ 2721a3351425Sdougm if (!nfs_minmax_check(index, val)) { 2722a3351425Sdougm ret = SA_BAD_VALUE; 2723a3351425Sdougm } 27243472f5dcSdougm } 2725a3351425Sdougm break; 27263472f5dcSdougm 27276185db85Sdougm case OPT_TYPE_DOMAIN: 27286185db85Sdougm /* 27293472f5dcSdougm * needs to be a qualified domain so will have at 27303472f5dcSdougm * least one period and other characters on either 27313472f5dcSdougm * side of it. A zero length string is also allowed 27323472f5dcSdougm * and is the way to turn off the override. 27336185db85Sdougm */ 2734a3351425Sdougm if (strlen(value) == 0) 2735a3351425Sdougm break; 2736a3351425Sdougm cp = strchr(value, '.'); 2737a3351425Sdougm if (cp == NULL || cp == value || strchr(value, '@') != NULL) 2738a3351425Sdougm ret = SA_BAD_VALUE; 27393472f5dcSdougm break; 27403472f5dcSdougm 27416185db85Sdougm case OPT_TYPE_BOOLEAN: 2742a3351425Sdougm if (strlen(value) == 0 || 2743a3351425Sdougm strcasecmp(value, "true") == 0 || 2744a3351425Sdougm strcmp(value, "1") == 0 || 2745a3351425Sdougm strcasecmp(value, "false") == 0 || 2746a3351425Sdougm strcmp(value, "0") == 0) { 2747a3351425Sdougm ret = SA_OK; 2748a3351425Sdougm } else { 2749a3351425Sdougm ret = SA_BAD_VALUE; 2750a3351425Sdougm } 2751a3351425Sdougm break; 27523472f5dcSdougm 27536185db85Sdougm case OPT_TYPE_ONOFF: 2754a3351425Sdougm if (strcasecmp(value, "on") != 0 && 2755a3351425Sdougm strcasecmp(value, "off") != 0) { 2756a3351425Sdougm ret = SA_BAD_VALUE; 2757a3351425Sdougm } 2758a3351425Sdougm break; 27593472f5dcSdougm 27606185db85Sdougm case OPT_TYPE_PROTOCOL: 2761a3351425Sdougm if (strcasecmp(value, "all") != 0 && 2762a3351425Sdougm strcasecmp(value, "tcp") != 0 && 2763a3351425Sdougm strcasecmp(value, "udp") != 0) 2764a3351425Sdougm ret = SA_BAD_VALUE; 2765a3351425Sdougm break; 27663472f5dcSdougm 27673472f5dcSdougm default: 2768a3351425Sdougm /* treat as a string */ 2769a3351425Sdougm break; 27706185db85Sdougm } 27716185db85Sdougm return (ret); 27726185db85Sdougm } 27736185db85Sdougm 27746185db85Sdougm /* 27756185db85Sdougm * nfs_set_proto_prop(prop) 27766185db85Sdougm * 27776185db85Sdougm * check that prop is valid. 27786185db85Sdougm */ 27796185db85Sdougm 27806185db85Sdougm static int 27816185db85Sdougm nfs_set_proto_prop(sa_property_t prop) 27826185db85Sdougm { 27836185db85Sdougm int ret = SA_OK; 27846185db85Sdougm char *name; 27856185db85Sdougm char *value; 27866185db85Sdougm 27876185db85Sdougm name = sa_get_property_attr(prop, "type"); 27886185db85Sdougm value = sa_get_property_attr(prop, "value"); 27896185db85Sdougm if (name != NULL && value != NULL) { 2790a3351425Sdougm int index = findprotoopt(name, 1); 2791a3351425Sdougm if (index >= 0) { 2792a3351425Sdougm /* should test for valid value */ 2793a3351425Sdougm ret = nfs_validate_proto_prop(index, name, value); 2794a3351425Sdougm if (ret == SA_OK) 2795a3351425Sdougm ret = set_default_file_value( 2796a3351425Sdougm proto_options[index].tag, value); 2797a3351425Sdougm if (ret == SA_OK) 2798a3351425Sdougm restart_service(proto_options[index].svcs); 2799a3351425Sdougm } 28006185db85Sdougm } 28016185db85Sdougm if (name != NULL) 2802a3351425Sdougm sa_free_attr_string(name); 28036185db85Sdougm if (value != NULL) 2804a3351425Sdougm sa_free_attr_string(value); 28056185db85Sdougm return (ret); 28066185db85Sdougm } 28076185db85Sdougm 28086185db85Sdougm /* 28096185db85Sdougm * nfs_get_status() 28106185db85Sdougm * 28116185db85Sdougm * What is the current status of the nfsd? We use the SMF state here. 28126185db85Sdougm * Caller must free the returned value. 28136185db85Sdougm */ 28146185db85Sdougm 28156185db85Sdougm static char * 28166185db85Sdougm nfs_get_status() 28176185db85Sdougm { 28186185db85Sdougm char *state; 28196185db85Sdougm state = smf_get_state(NFSD); 28206185db85Sdougm return (state != NULL ? state : strdup("-")); 28216185db85Sdougm } 28226185db85Sdougm 28236185db85Sdougm /* 28246185db85Sdougm * nfs_space_alias(alias) 28256185db85Sdougm * 28266185db85Sdougm * Lookup the space (security) name. If it is default, convert to the 28276185db85Sdougm * real name. 28286185db85Sdougm */ 28296185db85Sdougm 28306185db85Sdougm static char * 28316185db85Sdougm nfs_space_alias(char *space) 28326185db85Sdougm { 28336185db85Sdougm char *name = space; 28346185db85Sdougm seconfig_t secconf; 2835a99982a7Sdougm 2836a99982a7Sdougm /* 2837a99982a7Sdougm * Only the space named "default" is special. If it is used, 2838a99982a7Sdougm * the default needs to be looked up and the real name used. 2839a99982a7Sdougm * This is normally "sys" but could be changed. We always 2840a99982a7Sdougm * change defautl to the real name. 2841a99982a7Sdougm */ 2842a99982a7Sdougm if (strcmp(space, "default") == 0 && 2843a99982a7Sdougm nfs_getseconfig_default(&secconf) == 0) { 2844a3351425Sdougm if (nfs_getseconfig_bynumber(secconf.sc_nfsnum, &secconf) == 0) 2845a3351425Sdougm name = secconf.sc_name; 28466185db85Sdougm } 28476185db85Sdougm return (strdup(name)); 28486185db85Sdougm } 2849