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 /* 238e314a44Sdougm * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 246185db85Sdougm * Use is subject to license terms. 256185db85Sdougm */ 266185db85Sdougm 276185db85Sdougm /* 286185db85Sdougm * NFS specific functions 296185db85Sdougm */ 306185db85Sdougm #include <stdio.h> 316185db85Sdougm #include <string.h> 326185db85Sdougm #include <ctype.h> 336185db85Sdougm #include <stdlib.h> 346185db85Sdougm #include <unistd.h> 356185db85Sdougm #include <zone.h> 366185db85Sdougm #include <errno.h> 376185db85Sdougm #include <locale.h> 386185db85Sdougm #include <signal.h> 396185db85Sdougm #include "libshare.h" 406185db85Sdougm #include "libshare_impl.h" 416185db85Sdougm #include <nfs/export.h> 426185db85Sdougm #include <pwd.h> 436185db85Sdougm #include <limits.h> 446185db85Sdougm #include <libscf.h> 456185db85Sdougm #include "nfslog_config.h" 466185db85Sdougm #include "nfslogtab.h" 476185db85Sdougm #include "libshare_nfs.h" 486185db85Sdougm #include <rpcsvc/daemon_utils.h> 496185db85Sdougm #include <nfs/nfs.h> 50ecd6cf80Smarks #include <nfs/nfssys.h> 516185db85Sdougm 526185db85Sdougm /* should really be in some global place */ 536185db85Sdougm #define DEF_WIN 30000 546185db85Sdougm #define OPT_CHUNK 1024 556185db85Sdougm 566185db85Sdougm int debug = 0; 576185db85Sdougm 58ecd6cf80Smarks #define NFS_SERVER_SVC "svc:/network/nfs/server:default" 596185db85Sdougm 606185db85Sdougm /* internal functions */ 616185db85Sdougm static int nfs_init(); 626185db85Sdougm static void nfs_fini(); 636185db85Sdougm static int nfs_enable_share(sa_share_t); 64ecd6cf80Smarks static int nfs_disable_share(sa_share_t, char *); 65687915e9Sdougm static int nfs_validate_property(sa_handle_t, 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 *); 74da6c28aaSamw static uint64_t nfs_features(); 756185db85Sdougm 766185db85Sdougm /* 776185db85Sdougm * ops vector that provides the protocol specific info and operations 786185db85Sdougm * for share management. 796185db85Sdougm */ 806185db85Sdougm 816185db85Sdougm struct sa_plugin_ops sa_plugin_ops = { 826185db85Sdougm SA_PLUGIN_VERSION, 836185db85Sdougm "nfs", 846185db85Sdougm nfs_init, 856185db85Sdougm nfs_fini, 866185db85Sdougm nfs_enable_share, 876185db85Sdougm nfs_disable_share, 886185db85Sdougm nfs_validate_property, 896185db85Sdougm nfs_validate_security_mode, 906185db85Sdougm nfs_is_security_opt, 916185db85Sdougm nfs_parse_legacy_options, 926185db85Sdougm nfs_format_options, 936185db85Sdougm nfs_set_proto_prop, 946185db85Sdougm nfs_get_proto_set, 956185db85Sdougm nfs_get_status, 966185db85Sdougm nfs_space_alias, 97da6c28aaSamw NULL, /* update_legacy */ 98da6c28aaSamw NULL, /* delete_legacy */ 99da6c28aaSamw NULL, /* change_notify */ 100da6c28aaSamw NULL, /* enable_resource */ 101da6c28aaSamw NULL, /* disable_resource */ 102da6c28aaSamw nfs_features, 103da6c28aaSamw NULL, /* transient shares */ 104da6c28aaSamw NULL, /* notify resource */ 1054bff34e3Sthurlow NULL, /* rename_resource */ 1064bff34e3Sthurlow NULL, /* run_command */ 1074bff34e3Sthurlow NULL, /* command_help */ 1084bff34e3Sthurlow NULL /* delete_proto_section */ 1096185db85Sdougm }; 1106185db85Sdougm 1116185db85Sdougm /* 1126185db85Sdougm * list of support services needed 1136185db85Sdougm * defines should come from head/rpcsvc/daemon_utils.h 1146185db85Sdougm */ 1156185db85Sdougm 1166185db85Sdougm static char *service_list_default[] = 1176185db85Sdougm { STATD, LOCKD, MOUNTD, NFSD, NFSMAPID, RQUOTAD, NULL }; 1186185db85Sdougm static char *service_list_logging[] = 1196185db85Sdougm { STATD, LOCKD, MOUNTD, NFSD, NFSMAPID, RQUOTAD, NFSLOGD, NULL }; 1206185db85Sdougm 1216185db85Sdougm /* 1226185db85Sdougm * option definitions. Make sure to keep the #define for the option 1236185db85Sdougm * index just before the entry it is the index for. Changing the order 1246185db85Sdougm * can cause breakage. E.g OPT_RW is index 1 and must precede the 1256185db85Sdougm * line that includes the SHOPT_RW and OPT_RW entries. 1266185db85Sdougm */ 1276185db85Sdougm 1286185db85Sdougm struct option_defs optdefs[] = { 1296185db85Sdougm #define OPT_RO 0 1306185db85Sdougm {SHOPT_RO, OPT_RO, OPT_TYPE_ACCLIST}, 1316185db85Sdougm #define OPT_RW 1 1326185db85Sdougm {SHOPT_RW, OPT_RW, OPT_TYPE_ACCLIST}, 1336185db85Sdougm #define OPT_ROOT 2 1346185db85Sdougm {SHOPT_ROOT, OPT_ROOT, OPT_TYPE_ACCLIST}, 1356185db85Sdougm #define OPT_SECURE 3 1366185db85Sdougm {SHOPT_SECURE, OPT_SECURE, OPT_TYPE_DEPRECATED}, 1376185db85Sdougm #define OPT_ANON 4 1386185db85Sdougm {SHOPT_ANON, OPT_ANON, OPT_TYPE_USER}, 1396185db85Sdougm #define OPT_WINDOW 5 1406185db85Sdougm {SHOPT_WINDOW, OPT_WINDOW, OPT_TYPE_NUMBER}, 1416185db85Sdougm #define OPT_NOSUID 6 1426185db85Sdougm {SHOPT_NOSUID, OPT_NOSUID, OPT_TYPE_BOOLEAN}, 1436185db85Sdougm #define OPT_ACLOK 7 1446185db85Sdougm {SHOPT_ACLOK, OPT_ACLOK, OPT_TYPE_BOOLEAN}, 1456185db85Sdougm #define OPT_NOSUB 8 1466185db85Sdougm {SHOPT_NOSUB, OPT_NOSUB, OPT_TYPE_BOOLEAN}, 1476185db85Sdougm #define OPT_SEC 9 1486185db85Sdougm {SHOPT_SEC, OPT_SEC, OPT_TYPE_SECURITY}, 1496185db85Sdougm #define OPT_PUBLIC 10 1506185db85Sdougm {SHOPT_PUBLIC, OPT_PUBLIC, OPT_TYPE_BOOLEAN, OPT_SHARE_ONLY}, 1516185db85Sdougm #define OPT_INDEX 11 1526185db85Sdougm {SHOPT_INDEX, OPT_INDEX, OPT_TYPE_FILE}, 1536185db85Sdougm #define OPT_LOG 12 1546185db85Sdougm {SHOPT_LOG, OPT_LOG, OPT_TYPE_LOGTAG}, 1556185db85Sdougm #define OPT_CKSUM 13 1566185db85Sdougm {SHOPT_CKSUM, OPT_CKSUM, OPT_TYPE_STRINGSET}, 157*b89a8333Snatalie li - Sun Microsystems - Irvine United States #define OPT_NONE 14 158*b89a8333Snatalie li - Sun Microsystems - Irvine United States {SHOPT_NONE, OPT_NONE, OPT_TYPE_ACCLIST}, 159*b89a8333Snatalie li - Sun Microsystems - Irvine United States #define OPT_ROOT_MAPPING 15 160*b89a8333Snatalie li - Sun Microsystems - Irvine United States {SHOPT_ROOT_MAPPING, OPT_ROOT_MAPPING, OPT_TYPE_USER}, 161*b89a8333Snatalie li - Sun Microsystems - Irvine United States #define OPT_CHARSET_MAP 16 162*b89a8333Snatalie li - Sun Microsystems - Irvine United States {"", OPT_CHARSET_MAP, OPT_TYPE_ACCLIST}, 1636185db85Sdougm #ifdef VOLATILE_FH_TEST /* XXX added for testing volatile fh's only */ 164*b89a8333Snatalie li - Sun Microsystems - Irvine United States #define OPT_VOLFH 17 1656185db85Sdougm {SHOPT_VOLFH, OPT_VOLFH}, 1666185db85Sdougm #endif /* VOLATILE_FH_TEST */ 1676185db85Sdougm NULL 1686185db85Sdougm }; 1696185db85Sdougm 170*b89a8333Snatalie li - Sun Microsystems - Irvine United States /* 171*b89a8333Snatalie li - Sun Microsystems - Irvine United States * Codesets that may need to be converted to UTF-8 for file paths. 172*b89a8333Snatalie li - Sun Microsystems - Irvine United States * Add new names here to add new property support. If we ever get a 173*b89a8333Snatalie li - Sun Microsystems - Irvine United States * way to query the kernel for character sets, this should become 174*b89a8333Snatalie li - Sun Microsystems - Irvine United States * dynamically loaded. Make sure changes here are reflected in 175*b89a8333Snatalie li - Sun Microsystems - Irvine United States * cmd/fs.d/nfs/mountd/nfscmd.c 176*b89a8333Snatalie li - Sun Microsystems - Irvine United States */ 177*b89a8333Snatalie li - Sun Microsystems - Irvine United States 178*b89a8333Snatalie li - Sun Microsystems - Irvine United States static char *legal_conv[] = { 179*b89a8333Snatalie li - Sun Microsystems - Irvine United States "euc-cn", 180*b89a8333Snatalie li - Sun Microsystems - Irvine United States "euc-jp", 181*b89a8333Snatalie li - Sun Microsystems - Irvine United States "euc-jpms", 182*b89a8333Snatalie li - Sun Microsystems - Irvine United States "euc-kr", 183*b89a8333Snatalie li - Sun Microsystems - Irvine United States "euc-tw", 184*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-1", 185*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-2", 186*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-5", 187*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-6", 188*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-7", 189*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-8", 190*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-9", 191*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-13", 192*b89a8333Snatalie li - Sun Microsystems - Irvine United States "iso8859-15", 193*b89a8333Snatalie li - Sun Microsystems - Irvine United States "koi8-r", 194*b89a8333Snatalie li - Sun Microsystems - Irvine United States NULL 195*b89a8333Snatalie li - Sun Microsystems - Irvine United States }; 196*b89a8333Snatalie li - Sun Microsystems - Irvine United States 1976185db85Sdougm /* 198a99982a7Sdougm * list of properties that are related to security flavors. 1996185db85Sdougm */ 2006185db85Sdougm static char *seclist[] = { 2016185db85Sdougm SHOPT_RO, 2026185db85Sdougm SHOPT_RW, 2036185db85Sdougm SHOPT_ROOT, 2046185db85Sdougm SHOPT_WINDOW, 205*b89a8333Snatalie li - Sun Microsystems - Irvine United States SHOPT_NONE, 206*b89a8333Snatalie li - Sun Microsystems - Irvine United States SHOPT_ROOT_MAPPING, 2076185db85Sdougm NULL 2086185db85Sdougm }; 2096185db85Sdougm 2106185db85Sdougm /* structure for list of securities */ 2116185db85Sdougm struct securities { 212a99982a7Sdougm sa_security_t security; 213a99982a7Sdougm struct securities *next; 2146185db85Sdougm }; 2156185db85Sdougm 216*b89a8333Snatalie li - Sun Microsystems - Irvine United States /* 217*b89a8333Snatalie li - Sun Microsystems - Irvine United States * findcharset(charset) 218*b89a8333Snatalie li - Sun Microsystems - Irvine United States * 219*b89a8333Snatalie li - Sun Microsystems - Irvine United States * Returns B_TRUE if the charset is a legal conversion otherwise 220*b89a8333Snatalie li - Sun Microsystems - Irvine United States * B_FALSE. This will need to be rewritten to be more efficient when 221*b89a8333Snatalie li - Sun Microsystems - Irvine United States * we have a dynamic list of legal conversions. 222*b89a8333Snatalie li - Sun Microsystems - Irvine United States */ 223*b89a8333Snatalie li - Sun Microsystems - Irvine United States 224*b89a8333Snatalie li - Sun Microsystems - Irvine United States static boolean_t 225*b89a8333Snatalie li - Sun Microsystems - Irvine United States findcharset(char *charset) 226*b89a8333Snatalie li - Sun Microsystems - Irvine United States { 227*b89a8333Snatalie li - Sun Microsystems - Irvine United States int i; 228*b89a8333Snatalie li - Sun Microsystems - Irvine United States 229*b89a8333Snatalie li - Sun Microsystems - Irvine United States for (i = 0; legal_conv[i] != NULL; i++) 230*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (strcmp(charset, legal_conv[i]) == 0) 231*b89a8333Snatalie li - Sun Microsystems - Irvine United States return (B_TRUE); 232*b89a8333Snatalie li - Sun Microsystems - Irvine United States return (B_FALSE); 233*b89a8333Snatalie li - Sun Microsystems - Irvine United States } 234*b89a8333Snatalie li - Sun Microsystems - Irvine United States 2356185db85Sdougm /* 2366185db85Sdougm * findopt(name) 2376185db85Sdougm * 2386185db85Sdougm * Lookup option "name" in the option table and return the table 2396185db85Sdougm * index. 2406185db85Sdougm */ 2416185db85Sdougm 2426185db85Sdougm static int 2436185db85Sdougm findopt(char *name) 2446185db85Sdougm { 2456185db85Sdougm int i; 2466185db85Sdougm if (name != NULL) { 247a3351425Sdougm for (i = 0; optdefs[i].tag != NULL; i++) { 248a3351425Sdougm if (strcmp(optdefs[i].tag, name) == 0) 249a3351425Sdougm return (i); 250a3351425Sdougm } 251*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (findcharset(name)) 252*b89a8333Snatalie li - Sun Microsystems - Irvine United States return (OPT_CHARSET_MAP); 2536185db85Sdougm } 2546185db85Sdougm return (-1); 2556185db85Sdougm } 2566185db85Sdougm 2576185db85Sdougm /* 2586185db85Sdougm * gettype(name) 2596185db85Sdougm * 2606185db85Sdougm * Return the type of option "name". 2616185db85Sdougm */ 2626185db85Sdougm 2636185db85Sdougm static int 2646185db85Sdougm gettype(char *name) 2656185db85Sdougm { 2666185db85Sdougm int optdef; 2676185db85Sdougm 2686185db85Sdougm optdef = findopt(name); 2696185db85Sdougm if (optdef != -1) 270a3351425Sdougm return (optdefs[optdef].type); 2716185db85Sdougm return (OPT_TYPE_ANY); 2726185db85Sdougm } 2736185db85Sdougm 2746185db85Sdougm /* 2756185db85Sdougm * nfs_validate_security_mode(mode) 2766185db85Sdougm * 2776185db85Sdougm * is the specified mode string a valid one for use with NFS? 2786185db85Sdougm */ 2796185db85Sdougm 2806185db85Sdougm static int 2816185db85Sdougm nfs_validate_security_mode(char *mode) 2826185db85Sdougm { 2836185db85Sdougm seconfig_t secinfo; 2846185db85Sdougm int err; 2856185db85Sdougm 2866185db85Sdougm (void) memset(&secinfo, '\0', sizeof (secinfo)); 2876185db85Sdougm err = nfs_getseconfig_byname(mode, &secinfo); 2886185db85Sdougm if (err == SC_NOERROR) 289a3351425Sdougm return (1); 2906185db85Sdougm return (0); 2916185db85Sdougm } 2926185db85Sdougm 2936185db85Sdougm /* 2946185db85Sdougm * nfs_is_security_opt(tok) 2956185db85Sdougm * 2966185db85Sdougm * check to see if tok represents an option that is only valid in some 2976185db85Sdougm * security flavor. 2986185db85Sdougm */ 2996185db85Sdougm 3006185db85Sdougm static int 3016185db85Sdougm nfs_is_security_opt(char *tok) 3026185db85Sdougm { 3036185db85Sdougm int i; 3046185db85Sdougm 3056185db85Sdougm for (i = 0; seclist[i] != NULL; i++) { 306a3351425Sdougm if (strcmp(tok, seclist[i]) == 0) 307a3351425Sdougm return (1); 3086185db85Sdougm } 3096185db85Sdougm return (0); 3106185db85Sdougm } 3116185db85Sdougm 3126185db85Sdougm /* 3136185db85Sdougm * find_security(seclist, sec) 3146185db85Sdougm * 3156185db85Sdougm * Walk the current list of security flavors and return true if it is 3166185db85Sdougm * present, else return false. 3176185db85Sdougm */ 3186185db85Sdougm 3196185db85Sdougm static int 3206185db85Sdougm find_security(struct securities *seclist, sa_security_t sec) 3216185db85Sdougm { 3226185db85Sdougm while (seclist != NULL) { 323a3351425Sdougm if (seclist->security == sec) 324a3351425Sdougm return (1); 325a3351425Sdougm seclist = seclist->next; 3266185db85Sdougm } 3276185db85Sdougm return (0); 3286185db85Sdougm } 3296185db85Sdougm 3306185db85Sdougm /* 3316185db85Sdougm * make_security_list(group, securitymodes, proto) 3326185db85Sdougm * go through the list of securitymodes and add them to the 3336185db85Sdougm * group's list of security optionsets. We also keep a list of 3346185db85Sdougm * those optionsets so we don't have to find them later. All of 3356185db85Sdougm * these will get copies of the same properties. 3366185db85Sdougm */ 3376185db85Sdougm 3386185db85Sdougm static struct securities * 3396185db85Sdougm make_security_list(sa_group_t group, char *securitymodes, char *proto) 3406185db85Sdougm { 3416185db85Sdougm char *tok, *next = NULL; 3426185db85Sdougm struct securities *curp, *headp = NULL, *prev; 3436185db85Sdougm sa_security_t check; 3446185db85Sdougm int freetok = 0; 3456185db85Sdougm 3466185db85Sdougm for (tok = securitymodes; tok != NULL; tok = next) { 347a3351425Sdougm next = strchr(tok, ':'); 348a3351425Sdougm if (next != NULL) 349a3351425Sdougm *next++ = '\0'; 350a3351425Sdougm if (strcmp(tok, "default") == 0) { 351a3351425Sdougm /* resolve default into the real type */ 352a3351425Sdougm tok = nfs_space_alias(tok); 353a3351425Sdougm freetok = 1; 354a3351425Sdougm } 355a3351425Sdougm check = sa_get_security(group, tok, proto); 356a3351425Sdougm 357a3351425Sdougm /* add to the security list if it isn't there already */ 358a3351425Sdougm if (check == NULL || !find_security(headp, check)) { 359a3351425Sdougm curp = (struct securities *)calloc(1, 360a3351425Sdougm sizeof (struct securities)); 361a3351425Sdougm if (curp != NULL) { 362a3351425Sdougm if (check == NULL) { 363a3351425Sdougm curp->security = sa_create_security( 364a3351425Sdougm group, tok, proto); 365a3351425Sdougm } else { 366a3351425Sdougm curp->security = check; 367a3351425Sdougm } 368a3351425Sdougm /* 369a3351425Sdougm * note that the first time through the loop, 370a3351425Sdougm * headp will be NULL and prev will be 371a3351425Sdougm * undefined. Since headp is NULL, we set 372a3351425Sdougm * both it and prev to the curp (first 373a3351425Sdougm * structure to be allocated). 374a3351425Sdougm * 375a3351425Sdougm * later passes through the loop will have 376a3351425Sdougm * headp not being NULL and prev will be used 377a3351425Sdougm * to allocate at the end of the list. 378a3351425Sdougm */ 379a3351425Sdougm if (headp == NULL) { 380a3351425Sdougm headp = curp; 381a3351425Sdougm prev = curp; 382a3351425Sdougm } else { 383a3351425Sdougm prev->next = curp; 384a3351425Sdougm prev = curp; 385a3351425Sdougm } 386a3351425Sdougm } 3876185db85Sdougm } 388a99982a7Sdougm 389a3351425Sdougm if (freetok) { 390a3351425Sdougm freetok = 0; 391a3351425Sdougm sa_free_attr_string(tok); 392a3351425Sdougm } 3936185db85Sdougm } 3946185db85Sdougm return (headp); 3956185db85Sdougm } 3966185db85Sdougm 3976185db85Sdougm static void 3986185db85Sdougm free_security_list(struct securities *sec) 3996185db85Sdougm { 4006185db85Sdougm struct securities *next; 4016185db85Sdougm if (sec != NULL) { 402a3351425Sdougm for (next = sec->next; sec != NULL; sec = next) { 403a3351425Sdougm next = sec->next; 404a3351425Sdougm free(sec); 405a3351425Sdougm } 4066185db85Sdougm } 4076185db85Sdougm } 4086185db85Sdougm 4096185db85Sdougm /* 4106185db85Sdougm * nfs_alistcat(str1, str2, sep) 4116185db85Sdougm * 4126185db85Sdougm * concatenate str1 and str2 into a new string using sep as a separate 4136185db85Sdougm * character. If memory allocation fails, return NULL; 4146185db85Sdougm */ 4156185db85Sdougm 4166185db85Sdougm static char * 4176185db85Sdougm nfs_alistcat(char *str1, char *str2, char sep) 4186185db85Sdougm { 4196185db85Sdougm char *newstr; 4206185db85Sdougm size_t len; 4216185db85Sdougm 4226185db85Sdougm len = strlen(str1) + strlen(str2) + 2; 4236185db85Sdougm newstr = (char *)malloc(len); 4246185db85Sdougm if (newstr != NULL) 425a3351425Sdougm (void) snprintf(newstr, len, "%s%c%s", str1, sep, str2); 4266185db85Sdougm return (newstr); 4276185db85Sdougm } 4286185db85Sdougm 4296185db85Sdougm /* 4306185db85Sdougm * add_security_prop(sec, name, value, persist) 4316185db85Sdougm * 4326185db85Sdougm * Add the property to the securities structure. This accumulates 4336185db85Sdougm * properties for as part of parsing legacy options. 4346185db85Sdougm */ 4356185db85Sdougm 4366185db85Sdougm static int 4376185db85Sdougm add_security_prop(struct securities *sec, char *name, char *value, 4386185db85Sdougm int persist, int iszfs) 4396185db85Sdougm { 4406185db85Sdougm sa_property_t prop; 4416185db85Sdougm int ret = SA_OK; 4426185db85Sdougm 4436185db85Sdougm for (; sec != NULL; sec = sec->next) { 444a3351425Sdougm if (value == NULL) { 445a3351425Sdougm if (strcmp(name, SHOPT_RW) == 0 || 446a3351425Sdougm strcmp(name, SHOPT_RO) == 0) 447a3351425Sdougm value = "*"; 448a3351425Sdougm else 449a3351425Sdougm value = "true"; 450a3351425Sdougm } 451a99982a7Sdougm 452a99982a7Sdougm /* 453a99982a7Sdougm * Get the existing property, if it exists, so we can 454a99982a7Sdougm * determine what to do with it. The ro/rw/root 455a99982a7Sdougm * properties can be merged if multiple instances of 456a99982a7Sdougm * these properies are given. For example, if "rw" 457a99982a7Sdougm * exists with a value "host1" and a later token of 458a99982a7Sdougm * rw="host2" is seen, the values are merged into a 459a99982a7Sdougm * single rw="host1:host2". 460a99982a7Sdougm */ 461a3351425Sdougm prop = sa_get_property(sec->security, name); 462a99982a7Sdougm 463a3351425Sdougm if (prop != NULL) { 464a3351425Sdougm char *oldvalue; 465a3351425Sdougm char *newvalue; 466a99982a7Sdougm 467a99982a7Sdougm /* 468a3351425Sdougm * The security options of ro/rw/root might appear 469a3351425Sdougm * multiple times. If they do, the values need to be 470a3351425Sdougm * merged into an access list. If it was previously 471a3351425Sdougm * empty, the new value alone is added. 472a99982a7Sdougm */ 473a3351425Sdougm oldvalue = sa_get_property_attr(prop, "value"); 474a3351425Sdougm if (oldvalue != NULL) { 475a3351425Sdougm /* 476a3351425Sdougm * The general case is to concatenate the new 477a3351425Sdougm * value onto the old value for multiple 478a3351425Sdougm * rw(ro/root) properties. A special case 479a3351425Sdougm * exists when either the old or new is the 480a3351425Sdougm * "all" case. In the special case, if both 481a3351425Sdougm * are "all", then it is "all", else if one is 482a3351425Sdougm * an access-list, that replaces the "all". 483a3351425Sdougm */ 484a3351425Sdougm if (strcmp(oldvalue, "*") == 0) { 485a3351425Sdougm /* Replace old value with new value. */ 486a3351425Sdougm newvalue = strdup(value); 48797df5ac9Sdougm } else if (strcmp(value, "*") == 0 || 48897df5ac9Sdougm strcmp(oldvalue, value) == 0) { 489a3351425Sdougm /* 490a3351425Sdougm * Keep old value and ignore 491a3351425Sdougm * the new value. 492a3351425Sdougm */ 493a3351425Sdougm newvalue = NULL; 494a3351425Sdougm } else { 495a3351425Sdougm /* 496a3351425Sdougm * Make a new list of old plus new 497a3351425Sdougm * access-list. 498a3351425Sdougm */ 499a3351425Sdougm newvalue = nfs_alistcat(oldvalue, 500a3351425Sdougm value, ':'); 501a3351425Sdougm } 502a3351425Sdougm 503a3351425Sdougm if (newvalue != NULL) { 504a3351425Sdougm (void) sa_remove_property(prop); 505a3351425Sdougm prop = sa_create_property(name, 506a3351425Sdougm newvalue); 507a3351425Sdougm ret = sa_add_property(sec->security, 508a3351425Sdougm prop); 509a3351425Sdougm free(newvalue); 510a3351425Sdougm } 511a3351425Sdougm if (oldvalue != NULL) 512a3351425Sdougm sa_free_attr_string(oldvalue); 513a3351425Sdougm } 514a3351425Sdougm } else { 515a3351425Sdougm prop = sa_create_property(name, value); 516a99982a7Sdougm ret = sa_add_property(sec->security, prop); 5176185db85Sdougm } 518a3351425Sdougm if (ret == SA_OK && !iszfs) { 519a3351425Sdougm ret = sa_commit_properties(sec->security, !persist); 520a3351425Sdougm } 5216185db85Sdougm } 5226185db85Sdougm return (ret); 5236185db85Sdougm } 5246185db85Sdougm 5256185db85Sdougm /* 5266185db85Sdougm * check to see if group/share is persistent. 5276185db85Sdougm */ 5286185db85Sdougm static int 5296185db85Sdougm is_persistent(sa_group_t group) 5306185db85Sdougm { 5316185db85Sdougm char *type; 5326185db85Sdougm int persist = 1; 5336185db85Sdougm 5346185db85Sdougm type = sa_get_group_attr(group, "type"); 5356185db85Sdougm if (type != NULL && strcmp(type, "persist") != 0) 536a3351425Sdougm persist = 0; 5376185db85Sdougm if (type != NULL) 538a3351425Sdougm sa_free_attr_string(type); 5396185db85Sdougm return (persist); 5406185db85Sdougm } 5416185db85Sdougm 5426185db85Sdougm /* 5436185db85Sdougm * invalid_security(options) 5446185db85Sdougm * 5456185db85Sdougm * search option string for any invalid sec= type. 5466185db85Sdougm * return true (1) if any are not valid else false (0) 5476185db85Sdougm */ 5486185db85Sdougm static int 5496185db85Sdougm invalid_security(char *options) 5506185db85Sdougm { 5516185db85Sdougm char *copy, *base, *token, *value; 5526185db85Sdougm int ret = 0; 5536185db85Sdougm 5546185db85Sdougm copy = strdup(options); 5556185db85Sdougm token = base = copy; 5566185db85Sdougm while (token != NULL && ret == 0) { 557a3351425Sdougm token = strtok(base, ","); 558a3351425Sdougm base = NULL; 559a3351425Sdougm if (token != NULL) { 560a3351425Sdougm value = strchr(token, '='); 561a3351425Sdougm if (value != NULL) 562a3351425Sdougm *value++ = '\0'; 563a3351425Sdougm if (strcmp(token, "sec") == 0) { 564a3351425Sdougm /* HAVE security flavors so check them */ 565a3351425Sdougm char *tok, *next; 566a3351425Sdougm for (next = NULL, tok = value; tok != NULL; 567a3351425Sdougm tok = next) { 568a3351425Sdougm next = strchr(tok, ':'); 569a3351425Sdougm if (next != NULL) 570a3351425Sdougm *next++ = '\0'; 571a3351425Sdougm ret = !nfs_validate_security_mode(tok); 572a3351425Sdougm if (ret) 573a3351425Sdougm break; 574a3351425Sdougm } 575a3351425Sdougm } 5766185db85Sdougm } 5776185db85Sdougm } 5786185db85Sdougm if (copy != NULL) 579a3351425Sdougm free(copy); 5806185db85Sdougm return (ret); 5816185db85Sdougm } 5826185db85Sdougm 5836185db85Sdougm /* 5846185db85Sdougm * nfs_parse_legacy_options(group, options) 5856185db85Sdougm * 5866185db85Sdougm * Parse the old style options into internal format and store on the 5876185db85Sdougm * specified group. Group could be a share for full legacy support. 5886185db85Sdougm */ 5896185db85Sdougm 5906185db85Sdougm static int 5916185db85Sdougm nfs_parse_legacy_options(sa_group_t group, char *options) 5926185db85Sdougm { 593aba7a40bSdougm char *dup; 5946185db85Sdougm char *base; 5956185db85Sdougm char *token; 5966185db85Sdougm sa_optionset_t optionset; 5976185db85Sdougm struct securities *security_list = NULL; 5986185db85Sdougm sa_property_t prop; 5996185db85Sdougm int ret = SA_OK; 6006185db85Sdougm int iszfs = 0; 6016185db85Sdougm sa_group_t parent; 6026185db85Sdougm int persist = 0; 6036185db85Sdougm char *lasts; 6046185db85Sdougm 6056185db85Sdougm /* do we have an existing optionset? */ 6066185db85Sdougm optionset = sa_get_optionset(group, "nfs"); 6076185db85Sdougm if (optionset == NULL) { 608a3351425Sdougm /* didn't find existing optionset so create one */ 609a3351425Sdougm optionset = sa_create_optionset(group, "nfs"); 6106185db85Sdougm } else { 6116185db85Sdougm /* 612da6c28aaSamw * Have an existing optionset . Ideally, we would need 613da6c28aaSamw * to compare options in order to detect errors. For 614da6c28aaSamw * now, we assume that the first optionset is the 615da6c28aaSamw * correct one and the others will be the same. An 616da6c28aaSamw * empty optionset is the same as no optionset so we 617da6c28aaSamw * don't want to exit in that case. Getting an empty 618da6c28aaSamw * optionset can occur with ZFS property checking. 6196185db85Sdougm */ 620da6c28aaSamw if (sa_get_property(optionset, NULL) != NULL) 621da6c28aaSamw return (ret); 6226185db85Sdougm } 6236185db85Sdougm 6246185db85Sdougm if (strcmp(options, SHOPT_RW) == 0) { 6256185db85Sdougm /* 6266185db85Sdougm * there is a special case of only the option "rw" 6276185db85Sdougm * being the default option. We don't have to do 6286185db85Sdougm * anything. 6296185db85Sdougm */ 630a3351425Sdougm return (ret); 6316185db85Sdougm } 6326185db85Sdougm 6336185db85Sdougm /* 6346185db85Sdougm * check if security types are present and validate them. If 6356185db85Sdougm * any are not legal, fail. 6366185db85Sdougm */ 6376185db85Sdougm 6386185db85Sdougm if (invalid_security(options)) { 639a3351425Sdougm return (SA_INVALID_SECURITY); 6406185db85Sdougm } 6416185db85Sdougm 6426185db85Sdougm /* 6436185db85Sdougm * in order to not attempt to change ZFS properties unless 6446185db85Sdougm * absolutely necessary, we never do it in the legacy parsing. 6456185db85Sdougm */ 6466185db85Sdougm if (sa_is_share(group)) { 647a3351425Sdougm char *zfs; 648a3351425Sdougm parent = sa_get_parent_group(group); 649a3351425Sdougm if (parent != NULL) { 650a3351425Sdougm zfs = sa_get_group_attr(parent, "zfs"); 651a3351425Sdougm if (zfs != NULL) { 652a3351425Sdougm sa_free_attr_string(zfs); 653a3351425Sdougm iszfs++; 654a3351425Sdougm } 6556185db85Sdougm } 6566185db85Sdougm } else { 657a3351425Sdougm iszfs = sa_group_is_zfs(group); 6586185db85Sdougm } 6596185db85Sdougm 660aba7a40bSdougm /* We need a copy of options for the next part. */ 661aba7a40bSdougm dup = strdup(options); 662aba7a40bSdougm if (dup == NULL) 663aba7a40bSdougm return (SA_NO_MEMORY); 664aba7a40bSdougm 6656185db85Sdougm /* 6666185db85Sdougm * we need to step through each option in the string and then 6676185db85Sdougm * add either the option or the security option as needed. If 6686185db85Sdougm * this is not a persistent share, don't commit to the 669a99982a7Sdougm * repository. If there is an error, we also want to abort the 670a99982a7Sdougm * processing and report it. 6716185db85Sdougm */ 6726185db85Sdougm persist = is_persistent(group); 6736185db85Sdougm base = dup; 6746185db85Sdougm token = dup; 6756185db85Sdougm lasts = NULL; 676a99982a7Sdougm while (token != NULL && ret == SA_OK) { 677a3351425Sdougm ret = SA_OK; 678a3351425Sdougm token = strtok_r(base, ",", &lasts); 679a3351425Sdougm base = NULL; 680a3351425Sdougm if (token != NULL) { 681a3351425Sdougm char *value; 6826185db85Sdougm /* 683a3351425Sdougm * if the option has a value, it will have an '=' to 684a3351425Sdougm * separate the name from the value. The following 685a3351425Sdougm * code will result in value != NULL and token 686a3351425Sdougm * pointing to just the name if there is a value. 6876185db85Sdougm */ 688a3351425Sdougm value = strchr(token, '='); 689a3351425Sdougm if (value != NULL) { 690a3351425Sdougm *value++ = '\0'; 6916185db85Sdougm } 692a3351425Sdougm if (strcmp(token, "sec") == 0 || 693a3351425Sdougm strcmp(token, "secure") == 0) { 6946185db85Sdougm /* 695a3351425Sdougm * Once in security parsing, we only 696a3351425Sdougm * do security. We do need to move 697a3351425Sdougm * between the security node and the 698a3351425Sdougm * toplevel. The security tag goes on 699a3351425Sdougm * the root while the following ones 700a3351425Sdougm * go on the security. 7016185db85Sdougm */ 702a3351425Sdougm if (security_list != NULL) { 703a3351425Sdougm /* 704a3351425Sdougm * have an old list so close it and 705a3351425Sdougm * start the new 706a3351425Sdougm */ 707a3351425Sdougm free_security_list(security_list); 708a3351425Sdougm } 709a3351425Sdougm if (strcmp(token, "secure") == 0) { 710a3351425Sdougm value = "dh"; 711a3351425Sdougm } else { 712a3351425Sdougm if (value == NULL) { 713a3351425Sdougm ret = SA_SYNTAX_ERR; 714a3351425Sdougm break; 715a3351425Sdougm } 716a3351425Sdougm } 717a3351425Sdougm security_list = make_security_list(group, 718a3351425Sdougm value, "nfs"); 7196185db85Sdougm } else { 720a3351425Sdougm /* 721a3351425Sdougm * Note that the "old" syntax allowed a 722a3351425Sdougm * default security model This must be 723a3351425Sdougm * accounted for and internally converted to 724a3351425Sdougm * "standard" security structure. 725a3351425Sdougm */ 726a3351425Sdougm if (nfs_is_security_opt(token)) { 727a3351425Sdougm if (security_list == NULL) { 728a3351425Sdougm /* 729a3351425Sdougm * need to have a 730a3351425Sdougm * security 731a3351425Sdougm * option. This will 732a3351425Sdougm * be "closed" when a 733a3351425Sdougm * defined "sec=" 734a3351425Sdougm * option is 735a3351425Sdougm * seen. This is 736a3351425Sdougm * technically an 737a3351425Sdougm * error but will be 738a3351425Sdougm * allowed with 739a3351425Sdougm * warning. 740a3351425Sdougm */ 741a3351425Sdougm security_list = 742a3351425Sdougm make_security_list(group, 743a3351425Sdougm "default", 744a3351425Sdougm "nfs"); 745a3351425Sdougm } 746a3351425Sdougm if (security_list != NULL) { 747a3351425Sdougm ret = add_security_prop( 748a3351425Sdougm security_list, token, 749a3351425Sdougm value, persist, iszfs); 750a3351425Sdougm } else { 751a3351425Sdougm ret = SA_NO_MEMORY; 752a3351425Sdougm } 753a3351425Sdougm } else { 754a3351425Sdougm /* regular options */ 755a3351425Sdougm if (value == NULL) { 756a3351425Sdougm if (strcmp(token, SHOPT_RW) == 757a3351425Sdougm 0 || strcmp(token, 758a3351425Sdougm SHOPT_RO) == 0) { 759a3351425Sdougm value = "*"; 760a3351425Sdougm } else { 761a3351425Sdougm value = "global"; 762a3351425Sdougm if (strcmp(token, 763a3351425Sdougm SHOPT_LOG) != 0) { 764a3351425Sdougm value = "true"; 765a3351425Sdougm } 766a3351425Sdougm } 767a3351425Sdougm } 768d6405362Sdougm /* 769d6405362Sdougm * In all cases, create the 770d6405362Sdougm * property specified. If the 771d6405362Sdougm * value was NULL, the default 772d6405362Sdougm * value will have been 773d6405362Sdougm * substituted. 774d6405362Sdougm */ 775d6405362Sdougm prop = sa_create_property(token, value); 776d6405362Sdougm ret = sa_add_property(optionset, prop); 777d6405362Sdougm if (ret != SA_OK) 778d6405362Sdougm break; 779d6405362Sdougm 780a3351425Sdougm if (!iszfs) { 781a3351425Sdougm ret = sa_commit_properties( 782a3351425Sdougm optionset, !persist); 783a3351425Sdougm } 784a3351425Sdougm } 7856185db85Sdougm } 7866185db85Sdougm } 7876185db85Sdougm } 7886185db85Sdougm if (security_list != NULL) 789a3351425Sdougm free_security_list(security_list); 790aba7a40bSdougm 791aba7a40bSdougm free(dup); 7926185db85Sdougm return (ret); 7936185db85Sdougm } 7946185db85Sdougm 7956185db85Sdougm /* 7966185db85Sdougm * is_a_number(number) 7976185db85Sdougm * 7986185db85Sdougm * is the string a number in one of the forms we want to use? 7996185db85Sdougm */ 8006185db85Sdougm 8016185db85Sdougm static int 8026185db85Sdougm is_a_number(char *number) 8036185db85Sdougm { 8046185db85Sdougm int ret = 1; 8056185db85Sdougm int hex = 0; 8066185db85Sdougm 8076185db85Sdougm if (strncmp(number, "0x", 2) == 0) { 808a3351425Sdougm number += 2; 809a3351425Sdougm hex = 1; 810a3351425Sdougm } else if (*number == '-') { 811a3351425Sdougm number++; /* skip the minus */ 812a3351425Sdougm } 8136185db85Sdougm while (ret == 1 && *number != '\0') { 814a3351425Sdougm if (hex) { 815a3351425Sdougm ret = isxdigit(*number++); 816a3351425Sdougm } else { 817a3351425Sdougm ret = isdigit(*number++); 818a3351425Sdougm } 8196185db85Sdougm } 8206185db85Sdougm return (ret); 8216185db85Sdougm } 8226185db85Sdougm 8236185db85Sdougm /* 8246185db85Sdougm * Look for the specified tag in the configuration file. If it is found, 8256185db85Sdougm * enable logging and set the logging configuration information for exp. 8266185db85Sdougm */ 8276185db85Sdougm static void 8286185db85Sdougm configlog(struct exportdata *exp, char *tag) 8296185db85Sdougm { 8306185db85Sdougm nfsl_config_t *configlist = NULL, *configp; 8316185db85Sdougm int error = 0; 8326185db85Sdougm char globaltag[] = DEFAULTTAG; 8336185db85Sdougm 8346185db85Sdougm /* 8356185db85Sdougm * Sends config errors to stderr 8366185db85Sdougm */ 8376185db85Sdougm nfsl_errs_to_syslog = B_FALSE; 8386185db85Sdougm 8396185db85Sdougm /* 8406185db85Sdougm * get the list of configuration settings 8416185db85Sdougm */ 8426185db85Sdougm error = nfsl_getconfig_list(&configlist); 8436185db85Sdougm if (error) { 8446185db85Sdougm (void) fprintf(stderr, 845a3351425Sdougm dgettext(TEXT_DOMAIN, "Cannot get log configuration: %s\n"), 846a3351425Sdougm strerror(error)); 8476185db85Sdougm } 8486185db85Sdougm 8496185db85Sdougm if (tag == NULL) 8506185db85Sdougm tag = globaltag; 8516185db85Sdougm if ((configp = nfsl_findconfig(configlist, tag, &error)) == NULL) { 8526185db85Sdougm nfsl_freeconfig_list(&configlist); 8536185db85Sdougm (void) fprintf(stderr, 854a3351425Sdougm dgettext(TEXT_DOMAIN, "No tags matching \"%s\"\n"), tag); 8556185db85Sdougm /* bad configuration */ 8566185db85Sdougm error = ENOENT; 8576185db85Sdougm goto err; 8586185db85Sdougm } 8596185db85Sdougm 8606185db85Sdougm if ((exp->ex_tag = strdup(tag)) == NULL) { 8616185db85Sdougm error = ENOMEM; 8626185db85Sdougm goto out; 8636185db85Sdougm } 8646185db85Sdougm if ((exp->ex_log_buffer = strdup(configp->nc_bufferpath)) == NULL) { 8656185db85Sdougm error = ENOMEM; 8666185db85Sdougm goto out; 8676185db85Sdougm } 8686185db85Sdougm exp->ex_flags |= EX_LOG; 8696185db85Sdougm if (configp->nc_rpclogpath != NULL) 8706185db85Sdougm exp->ex_flags |= EX_LOG_ALLOPS; 8716185db85Sdougm out: 8726185db85Sdougm if (configlist != NULL) 873a3351425Sdougm nfsl_freeconfig_list(&configlist); 8746185db85Sdougm 8756185db85Sdougm err: 8766185db85Sdougm if (error != 0) { 8776185db85Sdougm if (exp->ex_flags != NULL) 8786185db85Sdougm free(exp->ex_tag); 8796185db85Sdougm if (exp->ex_log_buffer != NULL) 8806185db85Sdougm free(exp->ex_log_buffer); 8816185db85Sdougm (void) fprintf(stderr, 882a3351425Sdougm dgettext(TEXT_DOMAIN, "Cannot set log configuration: %s\n"), 883a3351425Sdougm strerror(error)); 8846185db85Sdougm } 8856185db85Sdougm } 8866185db85Sdougm 8876185db85Sdougm /* 8886185db85Sdougm * fill_export_from_optionset(export, optionset) 8896185db85Sdougm * 8906185db85Sdougm * In order to share, we need to set all the possible general options 8916185db85Sdougm * into the export structure. Share info will be filled in by the 8926185db85Sdougm * caller. Various property values get turned into structure specific 8936185db85Sdougm * values. 8946185db85Sdougm */ 8956185db85Sdougm 8966185db85Sdougm static int 8976185db85Sdougm fill_export_from_optionset(struct exportdata *export, sa_optionset_t optionset) 8986185db85Sdougm { 8996185db85Sdougm sa_property_t option; 9006185db85Sdougm int ret = SA_OK; 9016185db85Sdougm 9026185db85Sdougm for (option = sa_get_property(optionset, NULL); 903a3351425Sdougm option != NULL; option = sa_get_next_property(option)) { 904a3351425Sdougm char *name; 905a3351425Sdougm char *value; 906a3351425Sdougm uint32_t val; 9076185db85Sdougm 908a3351425Sdougm /* 909a3351425Sdougm * since options may be set/reset multiple times, always do an 910a3351425Sdougm * explicit set or clear of the option. This allows defaults 911da6c28aaSamw * to be set and then the protocol specific to override. 912a3351425Sdougm */ 9136185db85Sdougm 914a3351425Sdougm name = sa_get_property_attr(option, "type"); 915a3351425Sdougm value = sa_get_property_attr(option, "value"); 916a3351425Sdougm switch (findopt(name)) { 917a3351425Sdougm case OPT_ANON: 918a3351425Sdougm if (value != NULL && is_a_number(value)) { 919a3351425Sdougm val = strtoul(value, NULL, 0); 920a3351425Sdougm } else { 921a3351425Sdougm struct passwd *pw; 922a3351425Sdougm pw = getpwnam(value != NULL ? value : "nobody"); 923a3351425Sdougm if (pw != NULL) { 924a3351425Sdougm val = pw->pw_uid; 925a3351425Sdougm } else { 926a3351425Sdougm val = UID_NOBODY; 927a3351425Sdougm } 928a3351425Sdougm endpwent(); 929a3351425Sdougm } 930a3351425Sdougm export->ex_anon = val; 931a3351425Sdougm break; 932a3351425Sdougm case OPT_NOSUID: 933a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 934a3351425Sdougm strcmp(value, "1") == 0)) 935a3351425Sdougm export->ex_flags |= EX_NOSUID; 936a3351425Sdougm else 937a3351425Sdougm export->ex_flags &= ~EX_NOSUID; 938a3351425Sdougm break; 939a3351425Sdougm case OPT_ACLOK: 940a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 941a3351425Sdougm strcmp(value, "1") == 0)) 942a3351425Sdougm export->ex_flags |= EX_ACLOK; 943a3351425Sdougm else 944a3351425Sdougm export->ex_flags &= ~EX_ACLOK; 945a3351425Sdougm break; 946a3351425Sdougm case OPT_NOSUB: 947a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 948a3351425Sdougm strcmp(value, "1") == 0)) 949a3351425Sdougm export->ex_flags |= EX_NOSUB; 950a3351425Sdougm else 951a3351425Sdougm export->ex_flags &= ~EX_NOSUB; 952a3351425Sdougm break; 953a3351425Sdougm case OPT_PUBLIC: 954a3351425Sdougm if (value != NULL && (strcasecmp(value, "true") == 0 || 955a3351425Sdougm strcmp(value, "1") == 0)) 956a3351425Sdougm export->ex_flags |= EX_PUBLIC; 957a3351425Sdougm else 958a3351425Sdougm export->ex_flags &= ~EX_PUBLIC; 959a3351425Sdougm break; 960a3351425Sdougm case OPT_INDEX: 961a3351425Sdougm if (value != NULL && (strcmp(value, "..") == 0 || 962a3351425Sdougm strchr(value, '/') != NULL)) { 963a3351425Sdougm /* this is an error */ 964a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 965a3351425Sdougm "NFS: index=\"%s\" not valid;" 966a3351425Sdougm "must be a filename.\n"), 967a3351425Sdougm value); 968a3351425Sdougm break; 969a3351425Sdougm } 970a3351425Sdougm if (value != NULL && *value != '\0' && 971a3351425Sdougm strcmp(value, ".") != 0) { 972a3351425Sdougm /* valid index file string */ 973a3351425Sdougm if (export->ex_index != NULL) { 974a3351425Sdougm /* left over from "default" */ 975a3351425Sdougm free(export->ex_index); 976a3351425Sdougm } 977a3351425Sdougm /* remember to free */ 978a3351425Sdougm export->ex_index = strdup(value); 979a3351425Sdougm if (export->ex_index == NULL) { 980a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 981a3351425Sdougm "NFS: out of memory setting " 982a3351425Sdougm "index property\n")); 983a3351425Sdougm break; 984a3351425Sdougm } 985a3351425Sdougm export->ex_flags |= EX_INDEX; 986a3351425Sdougm } 987a3351425Sdougm break; 988a3351425Sdougm case OPT_LOG: 989a3351425Sdougm if (value == NULL) 990a3351425Sdougm value = strdup("global"); 991a3351425Sdougm if (value != NULL) 992a3351425Sdougm configlog(export, 993a3351425Sdougm strlen(value) ? value : "global"); 994a3351425Sdougm break; 995*b89a8333Snatalie li - Sun Microsystems - Irvine United States case OPT_CHARSET_MAP: 996*b89a8333Snatalie li - Sun Microsystems - Irvine United States /* 997*b89a8333Snatalie li - Sun Microsystems - Irvine United States * Set EX_CHARMAP when there is at least one 998*b89a8333Snatalie li - Sun Microsystems - Irvine United States * charmap conversion property. This will get 999*b89a8333Snatalie li - Sun Microsystems - Irvine United States * checked by the nfs server when it needs to. 1000*b89a8333Snatalie li - Sun Microsystems - Irvine United States */ 1001*b89a8333Snatalie li - Sun Microsystems - Irvine United States export->ex_flags |= EX_CHARMAP; 1002*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 1003a3351425Sdougm default: 1004a3351425Sdougm /* have a syntactic error */ 1005549ec3ffSdougm (void) printf(dgettext(TEXT_DOMAIN, 1006a3351425Sdougm "NFS: unrecognized option %s=%s\n"), 1007a3351425Sdougm name, value != NULL ? value : ""); 10086185db85Sdougm break; 10096185db85Sdougm } 1010a3351425Sdougm if (name != NULL) 1011a3351425Sdougm sa_free_attr_string(name); 10126185db85Sdougm if (value != NULL) 1013a3351425Sdougm sa_free_attr_string(value); 10146185db85Sdougm } 10156185db85Sdougm return (ret); 10166185db85Sdougm } 10176185db85Sdougm 10186185db85Sdougm /* 10196185db85Sdougm * cleanup_export(export) 10206185db85Sdougm * 10216185db85Sdougm * Cleanup the allocated areas so we don't leak memory 10226185db85Sdougm */ 10236185db85Sdougm 10246185db85Sdougm static void 10256185db85Sdougm cleanup_export(struct exportdata *export) 10266185db85Sdougm { 10276185db85Sdougm int i; 10286185db85Sdougm 10296185db85Sdougm if (export->ex_index != NULL) 1030a3351425Sdougm free(export->ex_index); 10316185db85Sdougm if (export->ex_secinfo != NULL) { 1032a3351425Sdougm for (i = 0; i < export->ex_seccnt; i++) 1033a3351425Sdougm if (export->ex_secinfo[i].s_rootnames != NULL) 1034a3351425Sdougm free(export->ex_secinfo[i].s_rootnames); 1035a3351425Sdougm free(export->ex_secinfo); 10366185db85Sdougm } 10376185db85Sdougm } 10386185db85Sdougm 10396185db85Sdougm /* 10406185db85Sdougm * Given a seconfig entry and a colon-separated 10416185db85Sdougm * list of names, allocate an array big enough 10426185db85Sdougm * to hold the root list, then convert each name to 10436185db85Sdougm * a principal name according to the security 10446185db85Sdougm * info and assign it to an array element. 10456185db85Sdougm * Return the array and its size. 10466185db85Sdougm */ 10476185db85Sdougm static caddr_t * 10486185db85Sdougm get_rootnames(seconfig_t *sec, char *list, int *count) 10496185db85Sdougm { 10506185db85Sdougm caddr_t *a; 10516185db85Sdougm int c, i; 10526185db85Sdougm char *host, *p; 10536185db85Sdougm 10546185db85Sdougm /* 10556185db85Sdougm * Count the number of strings in the list. 10566185db85Sdougm * This is the number of colon separators + 1. 10576185db85Sdougm */ 10586185db85Sdougm c = 1; 10596185db85Sdougm for (p = list; *p; p++) 10606185db85Sdougm if (*p == ':') 10616185db85Sdougm c++; 10626185db85Sdougm *count = c; 10636185db85Sdougm 10646185db85Sdougm a = (caddr_t *)malloc(c * sizeof (char *)); 10656185db85Sdougm if (a == NULL) { 1066549ec3ffSdougm (void) printf(dgettext(TEXT_DOMAIN, 1067a3351425Sdougm "get_rootnames: no memory\n")); 10686185db85Sdougm } else { 1069a3351425Sdougm for (i = 0; i < c; i++) { 1070a3351425Sdougm host = strtok(list, ":"); 1071a3351425Sdougm if (!nfs_get_root_principal(sec, host, &a[i])) { 1072a3351425Sdougm free(a); 1073a3351425Sdougm a = NULL; 1074a3351425Sdougm break; 1075a3351425Sdougm } 1076a3351425Sdougm list = NULL; 10776185db85Sdougm } 10786185db85Sdougm } 10796185db85Sdougm 10806185db85Sdougm return (a); 10816185db85Sdougm } 10826185db85Sdougm 10836185db85Sdougm /* 10846185db85Sdougm * fill_security_from_secopts(sp, secopts) 10856185db85Sdougm * 10866185db85Sdougm * Fill the secinfo structure from the secopts optionset. 10876185db85Sdougm */ 10886185db85Sdougm 10896185db85Sdougm static int 10906185db85Sdougm fill_security_from_secopts(struct secinfo *sp, sa_security_t secopts) 10916185db85Sdougm { 10926185db85Sdougm sa_property_t prop; 10936185db85Sdougm char *type; 10946185db85Sdougm int longform; 1095a99982a7Sdougm int err = SC_NOERROR; 1096*b89a8333Snatalie li - Sun Microsystems - Irvine United States uint32_t val; 10976185db85Sdougm 10986185db85Sdougm type = sa_get_security_attr(secopts, "sectype"); 10996185db85Sdougm if (type != NULL) { 1100a3351425Sdougm /* named security type needs secinfo to be filled in */ 1101a3351425Sdougm err = nfs_getseconfig_byname(type, &sp->s_secinfo); 1102a3351425Sdougm sa_free_attr_string(type); 1103a3351425Sdougm if (err != SC_NOERROR) 1104a3351425Sdougm return (err); 11056185db85Sdougm } else { 1106a3351425Sdougm /* default case */ 1107a3351425Sdougm err = nfs_getseconfig_default(&sp->s_secinfo); 1108a3351425Sdougm if (err != SC_NOERROR) 1109a3351425Sdougm return (err); 11106185db85Sdougm } 11116185db85Sdougm 1112a99982a7Sdougm err = SA_OK; 11136185db85Sdougm for (prop = sa_get_property(secopts, NULL); 1114a3351425Sdougm prop != NULL && err == SA_OK; 1115a3351425Sdougm prop = sa_get_next_property(prop)) { 1116a3351425Sdougm char *name; 1117a3351425Sdougm char *value; 11186185db85Sdougm 1119a3351425Sdougm name = sa_get_property_attr(prop, "type"); 1120a3351425Sdougm value = sa_get_property_attr(prop, "value"); 11216185db85Sdougm 1122a3351425Sdougm longform = value != NULL && strcmp(value, "*") != 0; 11236185db85Sdougm 1124a3351425Sdougm switch (findopt(name)) { 1125a3351425Sdougm case OPT_RO: 1126a3351425Sdougm sp->s_flags |= longform ? M_ROL : M_RO; 1127a3351425Sdougm break; 1128a3351425Sdougm case OPT_RW: 1129a3351425Sdougm sp->s_flags |= longform ? M_RWL : M_RW; 1130a3351425Sdougm break; 1131a3351425Sdougm case OPT_ROOT: 1132a3351425Sdougm sp->s_flags |= M_ROOT; 1133a3351425Sdougm /* 1134a3351425Sdougm * if we are using AUTH_UNIX, handle like other things 1135a3351425Sdougm * such as RO/RW 1136a3351425Sdougm */ 1137a3351425Sdougm if (sp->s_secinfo.sc_rpcnum == AUTH_UNIX) 1138a3351425Sdougm continue; 1139a3351425Sdougm /* not AUTH_UNIX */ 1140a3351425Sdougm if (value != NULL) { 1141a3351425Sdougm sp->s_rootnames = get_rootnames(&sp->s_secinfo, 1142a3351425Sdougm value, &sp->s_rootcnt); 1143a3351425Sdougm if (sp->s_rootnames == NULL) { 1144a3351425Sdougm err = SA_BAD_VALUE; 1145a3351425Sdougm (void) fprintf(stderr, 1146a3351425Sdougm dgettext(TEXT_DOMAIN, 1147a3351425Sdougm "Bad root list\n")); 1148a3351425Sdougm } 1149a3351425Sdougm } 1150a3351425Sdougm break; 1151*b89a8333Snatalie li - Sun Microsystems - Irvine United States case OPT_NONE: 1152*b89a8333Snatalie li - Sun Microsystems - Irvine United States sp->s_flags |= M_NONE; 1153*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 1154a3351425Sdougm case OPT_WINDOW: 1155a3351425Sdougm if (value != NULL) { 1156a3351425Sdougm sp->s_window = atoi(value); 1157a3351425Sdougm /* just in case */ 1158a3351425Sdougm if (sp->s_window < 0) 1159a3351425Sdougm sp->s_window = DEF_WIN; 1160a3351425Sdougm } 1161a3351425Sdougm break; 1162*b89a8333Snatalie li - Sun Microsystems - Irvine United States case OPT_ROOT_MAPPING: 1163*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (value != NULL && is_a_number(value)) { 1164*b89a8333Snatalie li - Sun Microsystems - Irvine United States val = strtoul(value, NULL, 0); 1165*b89a8333Snatalie li - Sun Microsystems - Irvine United States } else { 1166*b89a8333Snatalie li - Sun Microsystems - Irvine United States struct passwd *pw; 1167*b89a8333Snatalie li - Sun Microsystems - Irvine United States pw = getpwnam(value != NULL ? value : "nobody"); 1168*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (pw != NULL) { 1169*b89a8333Snatalie li - Sun Microsystems - Irvine United States val = pw->pw_uid; 1170*b89a8333Snatalie li - Sun Microsystems - Irvine United States } else { 1171*b89a8333Snatalie li - Sun Microsystems - Irvine United States val = UID_NOBODY; 1172*b89a8333Snatalie li - Sun Microsystems - Irvine United States } 1173*b89a8333Snatalie li - Sun Microsystems - Irvine United States endpwent(); 1174*b89a8333Snatalie li - Sun Microsystems - Irvine United States } 1175*b89a8333Snatalie li - Sun Microsystems - Irvine United States sp->s_rootid = val; 1176*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 1177a3351425Sdougm default: 1178a3351425Sdougm break; 11796185db85Sdougm } 1180a3351425Sdougm if (name != NULL) 1181a3351425Sdougm sa_free_attr_string(name); 1182a3351425Sdougm if (value != NULL) 1183a3351425Sdougm sa_free_attr_string(value); 11846185db85Sdougm } 11856185db85Sdougm /* if rw/ro options not set, use default of RW */ 11866185db85Sdougm if ((sp->s_flags & NFS_RWMODES) == 0) 1187a3351425Sdougm sp->s_flags |= M_RW; 11886185db85Sdougm return (err); 11896185db85Sdougm } 11906185db85Sdougm 11916185db85Sdougm /* 11926185db85Sdougm * This is for testing only 11936185db85Sdougm * It displays the export structure that 11946185db85Sdougm * goes into the kernel. 11956185db85Sdougm */ 11966185db85Sdougm static void 11976185db85Sdougm printarg(char *path, struct exportdata *ep) 11986185db85Sdougm { 11996185db85Sdougm int i, j; 12006185db85Sdougm struct secinfo *sp; 12016185db85Sdougm 12026185db85Sdougm if (debug == 0) 1203a3351425Sdougm return; 12046185db85Sdougm 12056185db85Sdougm (void) printf("%s:\n", path); 12066185db85Sdougm (void) printf("\tex_version = %d\n", ep->ex_version); 12076185db85Sdougm (void) printf("\tex_path = %s\n", ep->ex_path); 1208549ec3ffSdougm (void) printf("\tex_pathlen = %ld\n", (ulong_t)ep->ex_pathlen); 12096185db85Sdougm (void) printf("\tex_flags: (0x%02x) ", ep->ex_flags); 12106185db85Sdougm if (ep->ex_flags & EX_NOSUID) 12116185db85Sdougm (void) printf("NOSUID "); 12126185db85Sdougm if (ep->ex_flags & EX_ACLOK) 12136185db85Sdougm (void) printf("ACLOK "); 12146185db85Sdougm if (ep->ex_flags & EX_PUBLIC) 12156185db85Sdougm (void) printf("PUBLIC "); 12166185db85Sdougm if (ep->ex_flags & EX_NOSUB) 12176185db85Sdougm (void) printf("NOSUB "); 12186185db85Sdougm if (ep->ex_flags & EX_LOG) 12196185db85Sdougm (void) printf("LOG "); 1220*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (ep->ex_flags & EX_CHARMAP) 1221*b89a8333Snatalie li - Sun Microsystems - Irvine United States (void) printf("CHARMAP "); 12226185db85Sdougm if (ep->ex_flags & EX_LOG_ALLOPS) 12236185db85Sdougm (void) printf("LOG_ALLOPS "); 12246185db85Sdougm if (ep->ex_flags == 0) 12256185db85Sdougm (void) printf("(none)"); 12266185db85Sdougm (void) printf("\n"); 12276185db85Sdougm if (ep->ex_flags & EX_LOG) { 12286185db85Sdougm (void) printf("\tex_log_buffer = %s\n", 1229a3351425Sdougm (ep->ex_log_buffer ? ep->ex_log_buffer : "(NULL)")); 12306185db85Sdougm (void) printf("\tex_tag = %s\n", 1231a3351425Sdougm (ep->ex_tag ? ep->ex_tag : "(NULL)")); 12326185db85Sdougm } 12336185db85Sdougm (void) printf("\tex_anon = %d\n", ep->ex_anon); 12346185db85Sdougm (void) printf("\tex_seccnt = %d\n", ep->ex_seccnt); 12356185db85Sdougm (void) printf("\n"); 12366185db85Sdougm for (i = 0; i < ep->ex_seccnt; i++) { 12376185db85Sdougm sp = &ep->ex_secinfo[i]; 12386185db85Sdougm (void) printf("\t\ts_secinfo = %s\n", sp->s_secinfo.sc_name); 12396185db85Sdougm (void) printf("\t\ts_flags: (0x%02x) ", sp->s_flags); 12406185db85Sdougm if (sp->s_flags & M_ROOT) (void) printf("M_ROOT "); 12416185db85Sdougm if (sp->s_flags & M_RO) (void) printf("M_RO "); 12426185db85Sdougm if (sp->s_flags & M_ROL) (void) printf("M_ROL "); 12436185db85Sdougm if (sp->s_flags & M_RW) (void) printf("M_RW "); 12446185db85Sdougm if (sp->s_flags & M_RWL) (void) printf("M_RWL "); 1245*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (sp->s_flags & M_NONE) (void) printf("M_NONE "); 12466185db85Sdougm if (sp->s_flags == 0) (void) printf("(none)"); 12476185db85Sdougm (void) printf("\n"); 12486185db85Sdougm (void) printf("\t\ts_window = %d\n", sp->s_window); 1249*b89a8333Snatalie li - Sun Microsystems - Irvine United States (void) printf("\t\ts_rootid = %d\n", sp->s_rootid); 12506185db85Sdougm (void) printf("\t\ts_rootcnt = %d ", sp->s_rootcnt); 12516185db85Sdougm (void) fflush(stdout); 12526185db85Sdougm for (j = 0; j < sp->s_rootcnt; j++) 12536185db85Sdougm (void) printf("%s ", sp->s_rootnames[j] ? 1254a3351425Sdougm sp->s_rootnames[j] : "<null>"); 12556185db85Sdougm (void) printf("\n\n"); 12566185db85Sdougm } 12576185db85Sdougm } 12586185db85Sdougm 12596185db85Sdougm /* 12606185db85Sdougm * count_security(opts) 12616185db85Sdougm * 12626185db85Sdougm * Count the number of security types (flavors). The optionset has 12636185db85Sdougm * been populated with the security flavors as a holding mechanism. 12646185db85Sdougm * We later use this number to allocate data structures. 12656185db85Sdougm */ 12666185db85Sdougm 12676185db85Sdougm static int 12686185db85Sdougm count_security(sa_optionset_t opts) 12696185db85Sdougm { 12706185db85Sdougm int count = 0; 12716185db85Sdougm sa_property_t prop; 12726185db85Sdougm if (opts != NULL) { 1273a3351425Sdougm for (prop = sa_get_property(opts, NULL); prop != NULL; 1274a3351425Sdougm prop = sa_get_next_property(prop)) { 1275a3351425Sdougm count++; 1276a3351425Sdougm } 12776185db85Sdougm } 12786185db85Sdougm return (count); 12796185db85Sdougm } 12806185db85Sdougm 12816185db85Sdougm /* 12826185db85Sdougm * nfs_sprint_option(rbuff, rbuffsize, incr, prop, sep) 12836185db85Sdougm * 12846185db85Sdougm * provides a mechanism to format NFS properties into legacy output 12856185db85Sdougm * format. If the buffer would overflow, it is reallocated and grown 12866185db85Sdougm * as appropriate. Special cases of converting internal form of values 12876185db85Sdougm * to those used by "share" are done. this function does one property 12886185db85Sdougm * at a time. 12896185db85Sdougm */ 12906185db85Sdougm 1291aed5d200Sdougm static int 12926185db85Sdougm nfs_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr, 12936185db85Sdougm sa_property_t prop, int sep) 12946185db85Sdougm { 12956185db85Sdougm char *name; 12966185db85Sdougm char *value; 12976185db85Sdougm int curlen; 12986185db85Sdougm char *buff = *rbuff; 12996185db85Sdougm size_t buffsize = *rbuffsize; 1300aed5d200Sdougm int printed = B_FALSE; 13016185db85Sdougm 13026185db85Sdougm name = sa_get_property_attr(prop, "type"); 13036185db85Sdougm value = sa_get_property_attr(prop, "value"); 13046185db85Sdougm if (buff != NULL) 1305a3351425Sdougm curlen = strlen(buff); 13066185db85Sdougm else 1307a3351425Sdougm curlen = 0; 13086185db85Sdougm if (name != NULL) { 1309a3351425Sdougm int len; 1310a3351425Sdougm len = strlen(name) + sep; 13116185db85Sdougm 13126185db85Sdougm /* 13136185db85Sdougm * A future RFE would be to replace this with more 13146185db85Sdougm * generic code and to possibly handle more types. 13156185db85Sdougm */ 1316a3351425Sdougm switch (gettype(name)) { 1317a3351425Sdougm case OPT_TYPE_BOOLEAN: 1318aed5d200Sdougm /* 1319aed5d200Sdougm * For NFS, boolean value of FALSE means it 1320aed5d200Sdougm * doesn't show up in the option list at all. 1321aed5d200Sdougm */ 1322a3351425Sdougm if (value != NULL && strcasecmp(value, "false") == 0) 1323aed5d200Sdougm goto skip; 1324aed5d200Sdougm if (value != NULL) { 1325a3351425Sdougm sa_free_attr_string(value); 1326aed5d200Sdougm value = NULL; 1327aed5d200Sdougm } 1328a3351425Sdougm break; 1329a3351425Sdougm case OPT_TYPE_ACCLIST: 1330a3351425Sdougm if (value != NULL && strcmp(value, "*") == 0) { 1331a3351425Sdougm sa_free_attr_string(value); 1332a3351425Sdougm value = NULL; 1333a3351425Sdougm } else { 1334a3351425Sdougm if (value != NULL) 1335a3351425Sdougm len += 1 + strlen(value); 1336a3351425Sdougm } 1337a3351425Sdougm break; 1338a3351425Sdougm case OPT_TYPE_LOGTAG: 1339a3351425Sdougm if (value != NULL && strlen(value) == 0) { 1340a3351425Sdougm sa_free_attr_string(value); 1341a3351425Sdougm value = NULL; 1342a3351425Sdougm } else { 1343a3351425Sdougm if (value != NULL) 1344a3351425Sdougm len += 1 + strlen(value); 1345a3351425Sdougm } 1346a3351425Sdougm break; 1347a3351425Sdougm default: 1348a3351425Sdougm if (value != NULL) 1349a3351425Sdougm len += 1 + strlen(value); 1350a3351425Sdougm break; 13516185db85Sdougm } 1352a3351425Sdougm while (buffsize <= (curlen + len)) { 1353a3351425Sdougm /* need more room */ 1354a3351425Sdougm buffsize += incr; 1355a3351425Sdougm buff = realloc(buff, buffsize); 1356a3351425Sdougm if (buff == NULL) { 1357a3351425Sdougm /* realloc failed so free everything */ 1358a3351425Sdougm if (*rbuff != NULL) 1359a3351425Sdougm free(*rbuff); 1360a3351425Sdougm } 1361a3351425Sdougm *rbuff = buff; 1362a3351425Sdougm *rbuffsize = buffsize; 1363aed5d200Sdougm if (buff == NULL) 1364aed5d200Sdougm goto skip; 1365aed5d200Sdougm 13666185db85Sdougm } 1367aed5d200Sdougm 1368a3351425Sdougm if (buff == NULL) 1369aed5d200Sdougm goto skip; 1370aed5d200Sdougm 1371a3351425Sdougm if (value == NULL) { 1372a3351425Sdougm (void) snprintf(buff + curlen, buffsize - curlen, 1373a3351425Sdougm "%s%s", sep ? "," : "", 1374a3351425Sdougm name, value != NULL ? value : ""); 13756185db85Sdougm } else { 1376a3351425Sdougm (void) snprintf(buff + curlen, buffsize - curlen, 1377a3351425Sdougm "%s%s=%s", sep ? "," : "", 1378a3351425Sdougm name, value != NULL ? value : ""); 13796185db85Sdougm } 1380aed5d200Sdougm printed = B_TRUE; 13816185db85Sdougm } 1382aed5d200Sdougm skip: 13836185db85Sdougm if (name != NULL) 1384a3351425Sdougm sa_free_attr_string(name); 13856185db85Sdougm if (value != NULL) 1386a3351425Sdougm sa_free_attr_string(value); 1387aed5d200Sdougm return (printed); 13886185db85Sdougm } 13896185db85Sdougm 13906185db85Sdougm /* 13916185db85Sdougm * nfs_format_options(group, hier) 13926185db85Sdougm * 13936185db85Sdougm * format all the options on the group into an old-style option 13946185db85Sdougm * string. If hier is non-zero, walk up the tree to get inherited 13956185db85Sdougm * options. 13966185db85Sdougm */ 13976185db85Sdougm 13986185db85Sdougm static char * 13996185db85Sdougm nfs_format_options(sa_group_t group, int hier) 14006185db85Sdougm { 14016185db85Sdougm sa_optionset_t options = NULL; 1402a3351425Sdougm sa_optionset_t secoptions = NULL; 14036185db85Sdougm sa_property_t prop, secprop; 1404a3351425Sdougm sa_security_t security = NULL; 14056185db85Sdougm char *buff; 14066185db85Sdougm size_t buffsize; 1407a3351425Sdougm char *sectype = NULL; 1408a3351425Sdougm int sep = 0; 1409a3351425Sdougm 1410a3351425Sdougm 1411a3351425Sdougm buff = malloc(OPT_CHUNK); 1412a3351425Sdougm if (buff == NULL) { 1413a3351425Sdougm return (NULL); 1414a3351425Sdougm } 1415a3351425Sdougm 1416a3351425Sdougm buff[0] = '\0'; 1417a3351425Sdougm buffsize = OPT_CHUNK; 1418a3351425Sdougm 1419a3351425Sdougm /* 1420a3351425Sdougm * We may have a an optionset relative to this item. format 1421a3351425Sdougm * these if we find them and then add any security definitions. 1422a3351425Sdougm */ 14236185db85Sdougm 14246185db85Sdougm options = sa_get_derived_optionset(group, "nfs", hier); 14256185db85Sdougm 14266185db85Sdougm /* 1427a3351425Sdougm * do the default set first but skip any option that is also 1428a3351425Sdougm * in the protocol specific optionset. 14296185db85Sdougm */ 1430a3351425Sdougm if (options != NULL) { 1431a3351425Sdougm for (prop = sa_get_property(options, NULL); 1432a3351425Sdougm prop != NULL; prop = sa_get_next_property(prop)) { 14336185db85Sdougm /* 1434a3351425Sdougm * use this one since we skipped any 1435a3351425Sdougm * of these that were also in 1436a3351425Sdougm * optdefault 14376185db85Sdougm */ 1438aed5d200Sdougm if (nfs_sprint_option(&buff, &buffsize, OPT_CHUNK, 1439aed5d200Sdougm prop, sep)) 1440aed5d200Sdougm sep = 1; 1441a3351425Sdougm if (buff == NULL) { 1442a3351425Sdougm /* 1443a3351425Sdougm * buff could become NULL if there 1444a3351425Sdougm * isn't enough memory for 1445a3351425Sdougm * nfs_sprint_option to realloc() 1446a3351425Sdougm * as necessary. We can't really 1447a3351425Sdougm * do anything about it at this 1448a3351425Sdougm * point so we return NULL. The 1449a3351425Sdougm * caller should handle the 1450a3351425Sdougm * failure. 1451a3351425Sdougm */ 14526185db85Sdougm if (options != NULL) 1453a3351425Sdougm sa_free_derived_optionset( 1454a3351425Sdougm options); 14556185db85Sdougm return (buff); 14566185db85Sdougm } 1457a3351425Sdougm } 1458a3351425Sdougm } 1459a3351425Sdougm secoptions = (sa_optionset_t)sa_get_all_security_types(group, 1460a3351425Sdougm "nfs", hier); 1461a3351425Sdougm if (secoptions != NULL) { 1462a3351425Sdougm for (secprop = sa_get_property(secoptions, NULL); 1463a3351425Sdougm secprop != NULL; 1464a3351425Sdougm secprop = sa_get_next_property(secprop)) { 1465a3351425Sdougm sectype = sa_get_property_attr(secprop, "type"); 1466a3351425Sdougm security = 1467a3351425Sdougm (sa_security_t)sa_get_derived_security( 1468a3351425Sdougm group, sectype, "nfs", hier); 1469a3351425Sdougm if (security != NULL) { 1470a3351425Sdougm if (sectype != NULL) { 1471a3351425Sdougm prop = sa_create_property( 1472a3351425Sdougm "sec", sectype); 1473aed5d200Sdougm if (prop == NULL) 1474aed5d200Sdougm goto err; 1475aed5d200Sdougm if (nfs_sprint_option(&buff, 1476aed5d200Sdougm &buffsize, OPT_CHUNK, prop, sep)) 1477aed5d200Sdougm sep = 1; 1478a3351425Sdougm (void) sa_remove_property(prop); 1479aed5d200Sdougm if (buff == NULL) 1480aed5d200Sdougm goto err; 1481a3351425Sdougm } 1482a3351425Sdougm for (prop = sa_get_property(security, 1483a3351425Sdougm NULL); prop != NULL; 1484a3351425Sdougm prop = sa_get_next_property(prop)) { 1485aed5d200Sdougm if (nfs_sprint_option(&buff, 1486aed5d200Sdougm &buffsize, OPT_CHUNK, prop, sep)) 1487aed5d200Sdougm sep = 1; 1488a3351425Sdougm if (buff == NULL) 1489a3351425Sdougm goto err; 1490a3351425Sdougm } 1491a3351425Sdougm sa_free_derived_optionset(security); 1492a3351425Sdougm } 1493a3351425Sdougm if (sectype != NULL) 1494a3351425Sdougm sa_free_attr_string(sectype); 14956185db85Sdougm } 14966185db85Sdougm sa_free_derived_optionset(secoptions); 14976185db85Sdougm } 1498a3351425Sdougm 14996185db85Sdougm if (options != NULL) 1500a3351425Sdougm sa_free_derived_optionset(options); 1501a3351425Sdougm return (buff); 1502a3351425Sdougm 1503a3351425Sdougm err: 1504a3351425Sdougm /* 1505a3351425Sdougm * If we couldn't allocate memory for option printing, we need 1506a3351425Sdougm * to break out of the nested loops, cleanup and return NULL. 1507a3351425Sdougm */ 1508a3351425Sdougm if (secoptions != NULL) 1509a3351425Sdougm sa_free_derived_optionset(secoptions); 1510a3351425Sdougm if (security != NULL) 1511a3351425Sdougm sa_free_derived_optionset(security); 1512a3351425Sdougm if (sectype != NULL) 1513a3351425Sdougm sa_free_attr_string(sectype); 1514a3351425Sdougm if (options != NULL) 1515a3351425Sdougm sa_free_derived_optionset(options); 15166185db85Sdougm return (buff); 15176185db85Sdougm } 1518a3351425Sdougm 15196185db85Sdougm /* 15206185db85Sdougm * Append an entry to the nfslogtab file 15216185db85Sdougm */ 15226185db85Sdougm static int 15236185db85Sdougm nfslogtab_add(dir, buffer, tag) 15246185db85Sdougm char *dir, *buffer, *tag; 15256185db85Sdougm { 15266185db85Sdougm FILE *f; 15276185db85Sdougm struct logtab_ent lep; 15286185db85Sdougm int error = 0; 15296185db85Sdougm 15306185db85Sdougm /* 15316185db85Sdougm * Open the file for update and create it if necessary. 15326185db85Sdougm * This may leave the I/O offset at the end of the file, 15336185db85Sdougm * so rewind back to the beginning of the file. 15346185db85Sdougm */ 15356185db85Sdougm f = fopen(NFSLOGTAB, "a+"); 15366185db85Sdougm if (f == NULL) { 15376185db85Sdougm error = errno; 15386185db85Sdougm goto out; 15396185db85Sdougm } 15406185db85Sdougm rewind(f); 15416185db85Sdougm 15426185db85Sdougm if (lockf(fileno(f), F_LOCK, 0L) < 0) { 1543549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1544a3351425Sdougm "share complete, however failed to lock %s " 1545a3351425Sdougm "for update: %s\n"), NFSLOGTAB, strerror(errno)); 15466185db85Sdougm error = -1; 15476185db85Sdougm goto out; 15486185db85Sdougm } 15496185db85Sdougm 15506185db85Sdougm if (logtab_deactivate_after_boot(f) == -1) { 1551549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1552a3351425Sdougm "share complete, however could not deactivate " 1553a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 15546185db85Sdougm error = -1; 15556185db85Sdougm goto out; 15566185db85Sdougm } 15576185db85Sdougm 15586185db85Sdougm /* 15596185db85Sdougm * Remove entries matching buffer and sharepoint since we're 15606185db85Sdougm * going to replace it with perhaps an entry with a new tag. 15616185db85Sdougm */ 15626185db85Sdougm if (logtab_rement(f, buffer, dir, NULL, -1)) { 1563549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1564a3351425Sdougm "share complete, however could not remove matching " 1565a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 15666185db85Sdougm error = -1; 15676185db85Sdougm goto out; 15686185db85Sdougm } 15696185db85Sdougm 15706185db85Sdougm /* 15716185db85Sdougm * Deactivate all active entries matching this sharepoint 15726185db85Sdougm */ 15736185db85Sdougm if (logtab_deactivate(f, NULL, dir, NULL)) { 1574549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1575a3351425Sdougm "share complete, however could not deactivate matching " 1576a3351425Sdougm "entries in %s\n"), NFSLOGTAB); 15776185db85Sdougm error = -1; 15786185db85Sdougm goto out; 15796185db85Sdougm } 15806185db85Sdougm 15816185db85Sdougm lep.le_buffer = buffer; 15826185db85Sdougm lep.le_path = dir; 15836185db85Sdougm lep.le_tag = tag; 15846185db85Sdougm lep.le_state = LES_ACTIVE; 15856185db85Sdougm 15866185db85Sdougm /* 15876185db85Sdougm * Add new sharepoint / buffer location to nfslogtab 15886185db85Sdougm */ 15896185db85Sdougm if (logtab_putent(f, &lep) < 0) { 1590549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1591a3351425Sdougm "share complete, however could not add %s to %s\n"), 1592a3351425Sdougm dir, NFSLOGTAB); 15936185db85Sdougm error = -1; 15946185db85Sdougm } 15956185db85Sdougm 15966185db85Sdougm out: 15976185db85Sdougm if (f != NULL) 15986185db85Sdougm (void) fclose(f); 15996185db85Sdougm return (error); 16006185db85Sdougm } 16016185db85Sdougm 16026185db85Sdougm /* 16036185db85Sdougm * Deactivate an entry from the nfslogtab file 16046185db85Sdougm */ 16056185db85Sdougm static int 16066185db85Sdougm nfslogtab_deactivate(path) 16076185db85Sdougm char *path; 16086185db85Sdougm { 16096185db85Sdougm FILE *f; 16106185db85Sdougm int error = 0; 16116185db85Sdougm 16126185db85Sdougm f = fopen(NFSLOGTAB, "r+"); 16136185db85Sdougm if (f == NULL) { 16146185db85Sdougm error = errno; 16156185db85Sdougm goto out; 16166185db85Sdougm } 16176185db85Sdougm if (lockf(fileno(f), F_LOCK, 0L) < 0) { 16186185db85Sdougm error = errno; 1619549ec3ffSdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1620a3351425Sdougm "share complete, however could not lock %s for " 1621a3351425Sdougm "update: %s\n"), NFSLOGTAB, strerror(error)); 16226185db85Sdougm goto out; 16236185db85Sdougm } 16246185db85Sdougm if (logtab_deactivate(f, NULL, path, NULL) == -1) { 16256185db85Sdougm error = -1; 16266185db85Sdougm (void) fprintf(stderr, 1627a3351425Sdougm dgettext(TEXT_DOMAIN, 1628a3351425Sdougm "share complete, however could not " 1629a3351425Sdougm "deactivate %s in %s\n"), path, NFSLOGTAB); 16306185db85Sdougm goto out; 16316185db85Sdougm } 16326185db85Sdougm 16336185db85Sdougm out: if (f != NULL) 16346185db85Sdougm (void) fclose(f); 16356185db85Sdougm 16366185db85Sdougm return (error); 16376185db85Sdougm } 16386185db85Sdougm 1639546405c3Sdougm /* 1640546405c3Sdougm * check_public(group, skipshare) 1641546405c3Sdougm * 1642546405c3Sdougm * Check the group for any shares that have the public property 1643546405c3Sdougm * enabled. We skip "skipshare" since that is the one we are 1644546405c3Sdougm * working with. This is a separate function to make handling 1645546405c3Sdougm * subgroups simpler. Returns true if there is a share with public. 1646546405c3Sdougm */ 1647546405c3Sdougm static int 1648546405c3Sdougm check_public(sa_group_t group, sa_share_t skipshare) 1649546405c3Sdougm { 1650546405c3Sdougm int exists = B_FALSE; 1651546405c3Sdougm sa_share_t share; 1652546405c3Sdougm sa_optionset_t opt; 1653546405c3Sdougm sa_property_t prop; 1654546405c3Sdougm char *shared; 1655546405c3Sdougm 1656546405c3Sdougm for (share = sa_get_share(group, NULL); share != NULL; 1657546405c3Sdougm share = sa_get_next_share(share)) { 1658546405c3Sdougm if (share == skipshare) 1659546405c3Sdougm continue; 1660546405c3Sdougm 1661546405c3Sdougm opt = sa_get_optionset(share, "nfs"); 1662546405c3Sdougm if (opt == NULL) 1663546405c3Sdougm continue; 1664546405c3Sdougm prop = sa_get_property(opt, "public"); 1665546405c3Sdougm if (prop == NULL) 1666546405c3Sdougm continue; 1667546405c3Sdougm shared = sa_get_share_attr(share, "shared"); 1668546405c3Sdougm if (shared != NULL) { 1669546405c3Sdougm exists = strcmp(shared, "true") == 0; 1670546405c3Sdougm sa_free_attr_string(shared); 1671546405c3Sdougm if (exists == B_TRUE) 1672546405c3Sdougm break; 1673546405c3Sdougm } 1674546405c3Sdougm } 1675546405c3Sdougm 1676546405c3Sdougm return (exists); 1677546405c3Sdougm } 1678546405c3Sdougm 16796185db85Sdougm /* 1680687915e9Sdougm * public_exists(handle, share) 16816185db85Sdougm * 16826185db85Sdougm * check to see if public option is set on any other share than the 1683546405c3Sdougm * one specified. Need to check zfs sub-groups as well as the top 1684546405c3Sdougm * level groups. 16856185db85Sdougm */ 16866185db85Sdougm static int 1687687915e9Sdougm public_exists(sa_handle_t handle, sa_share_t skipshare) 16886185db85Sdougm { 1689687915e9Sdougm sa_group_t group = NULL; 1690549ec3ffSdougm 16913b61b335Sdougm /* 16923b61b335Sdougm * If we don't have a handle, we can only do syntax check. We 16933b61b335Sdougm * can't check against other shares so we assume OK and will 16943b61b335Sdougm * catch the problem only when we actually try to apply it. 16953b61b335Sdougm */ 1696549ec3ffSdougm if (handle == NULL) 16973b61b335Sdougm return (SA_OK); 1698549ec3ffSdougm 1699687915e9Sdougm if (skipshare != NULL) { 1700687915e9Sdougm group = sa_get_parent_group(skipshare); 1701687915e9Sdougm if (group == NULL) 1702687915e9Sdougm return (SA_NO_SUCH_GROUP); 1703687915e9Sdougm } 1704687915e9Sdougm 1705549ec3ffSdougm for (group = sa_get_group(handle, NULL); group != NULL; 17066185db85Sdougm group = sa_get_next_group(group)) { 1707546405c3Sdougm /* Walk any ZFS subgroups as well as all standard groups */ 1708546405c3Sdougm if (sa_group_is_zfs(group)) { 1709546405c3Sdougm sa_group_t subgroup; 1710546405c3Sdougm for (subgroup = sa_get_sub_group(group); 1711546405c3Sdougm subgroup != NULL; 1712546405c3Sdougm subgroup = sa_get_next_group(subgroup)) { 1713546405c3Sdougm if (check_public(subgroup, skipshare)) 1714546405c3Sdougm return (B_TRUE); 17156185db85Sdougm } 1716546405c3Sdougm } else { 1717546405c3Sdougm if (check_public(group, skipshare)) 1718546405c3Sdougm return (B_TRUE); 17196185db85Sdougm } 17206185db85Sdougm } 1721546405c3Sdougm return (B_FALSE); 17226185db85Sdougm } 17236185db85Sdougm 17246185db85Sdougm /* 17256185db85Sdougm * sa_enable_share at the protocol level, enable_share must tell the 17266185db85Sdougm * implementation that it is to enable the share. This entails 17276185db85Sdougm * converting the path and options into the appropriate ioctl 17286185db85Sdougm * calls. It is assumed that all error checking of paths, etc. were 17296185db85Sdougm * done earlier. 17306185db85Sdougm */ 17316185db85Sdougm static int 17326185db85Sdougm nfs_enable_share(sa_share_t share) 17336185db85Sdougm { 17346185db85Sdougm struct exportdata export; 17356185db85Sdougm sa_optionset_t secoptlist; 17366185db85Sdougm struct secinfo *sp; 17376185db85Sdougm int num_secinfo; 17386185db85Sdougm sa_optionset_t opt; 17396185db85Sdougm sa_security_t sec; 17406185db85Sdougm sa_property_t prop; 17416185db85Sdougm char *path; 17426185db85Sdougm int err = SA_OK; 1743546405c3Sdougm int i; 1744ecd6cf80Smarks int iszfs; 1745687915e9Sdougm sa_handle_t handle; 17466185db85Sdougm 17476185db85Sdougm /* Don't drop core if the NFS module isn't loaded. */ 17486185db85Sdougm (void) signal(SIGSYS, SIG_IGN); 17496185db85Sdougm 17506185db85Sdougm /* get the path since it is important in several places */ 17516185db85Sdougm path = sa_get_share_attr(share, "path"); 17526185db85Sdougm if (path == NULL) 1753a3351425Sdougm return (SA_NO_SUCH_PATH); 17546185db85Sdougm 1755ecd6cf80Smarks iszfs = sa_path_is_zfs(path); 17566185db85Sdougm /* 17576185db85Sdougm * find the optionsets and security sets. There may not be 17586185db85Sdougm * any or there could be one or two for each of optionset and 17596185db85Sdougm * security may have multiple, one per security type per 17606185db85Sdougm * protocol type. 17616185db85Sdougm */ 17626185db85Sdougm opt = sa_get_derived_optionset(share, "nfs", 1); 17636185db85Sdougm secoptlist = (sa_optionset_t)sa_get_all_security_types(share, "nfs", 1); 17646185db85Sdougm if (secoptlist != NULL) 1765a3351425Sdougm num_secinfo = MAX(1, count_security(secoptlist)); 17666185db85Sdougm else 1767a3351425Sdougm num_secinfo = 1; 17686185db85Sdougm 17696185db85Sdougm /* 17706185db85Sdougm * walk through the options and fill in the structure 17716185db85Sdougm * appropriately. 17726185db85Sdougm */ 17736185db85Sdougm 17746185db85Sdougm (void) memset(&export, '\0', sizeof (export)); 17756185db85Sdougm 17766185db85Sdougm /* 17776185db85Sdougm * do non-security options first since there is only one after 17786185db85Sdougm * the derived group is constructed. 17796185db85Sdougm */ 17806185db85Sdougm export.ex_version = EX_CURRENT_VERSION; 17816185db85Sdougm export.ex_anon = UID_NOBODY; /* this is our default value */ 17826185db85Sdougm export.ex_index = NULL; 17836185db85Sdougm export.ex_path = path; 17846185db85Sdougm export.ex_pathlen = strlen(path) + 1; 17856185db85Sdougm 17866185db85Sdougm if (opt != NULL) 1787a3351425Sdougm err = fill_export_from_optionset(&export, opt); 17886185db85Sdougm 17896185db85Sdougm /* 17906185db85Sdougm * check to see if "public" is set. If it is, then make sure 17916185db85Sdougm * no other share has it set. If it is already used, fail. 17926185db85Sdougm */ 17936185db85Sdougm 1794687915e9Sdougm handle = sa_find_group_handle((sa_group_t)share); 1795687915e9Sdougm if (export.ex_flags & EX_PUBLIC && public_exists(handle, share)) { 1796a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1797a3351425Sdougm "NFS: Cannot share more than one file " 1798a3351425Sdougm "system with 'public' property\n")); 1799a3351425Sdougm err = SA_NOT_ALLOWED; 1800a3351425Sdougm goto out; 18016185db85Sdougm } 18026185db85Sdougm 1803546405c3Sdougm sp = calloc(num_secinfo, sizeof (struct secinfo)); 18046185db85Sdougm if (sp == NULL) { 1805a3351425Sdougm err = SA_NO_MEMORY; 1806546405c3Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1807546405c3Sdougm "NFS: NFS: no memory for security\n")); 1808546405c3Sdougm goto out; 1809546405c3Sdougm } 1810546405c3Sdougm export.ex_secinfo = sp; 1811546405c3Sdougm /* get default secinfo */ 1812546405c3Sdougm export.ex_seccnt = num_secinfo; 1813546405c3Sdougm /* 1814546405c3Sdougm * since we must have one security option defined, we 1815546405c3Sdougm * init to the default and then override as we find 1816546405c3Sdougm * defined security options. This handles the case 1817546405c3Sdougm * where we have no defined options but we need to set 1818546405c3Sdougm * up one. 1819546405c3Sdougm */ 1820546405c3Sdougm sp[0].s_window = DEF_WIN; 1821546405c3Sdougm sp[0].s_rootnames = NULL; 1822546405c3Sdougm /* setup a default in case no properties defined */ 1823546405c3Sdougm if (nfs_getseconfig_default(&sp[0].s_secinfo)) { 1824546405c3Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1825546405c3Sdougm "NFS: nfs_getseconfig_default: failed to " 1826546405c3Sdougm "get default security mode\n")); 1827546405c3Sdougm err = SA_CONFIG_ERR; 1828546405c3Sdougm } 1829546405c3Sdougm if (secoptlist != NULL) { 1830546405c3Sdougm for (i = 0, prop = sa_get_property(secoptlist, NULL); 1831546405c3Sdougm prop != NULL && i < num_secinfo; 1832546405c3Sdougm prop = sa_get_next_property(prop), i++) { 1833546405c3Sdougm char *sectype; 1834a3351425Sdougm sectype = sa_get_property_attr(prop, "type"); 1835546405c3Sdougm /* 1836546405c3Sdougm * if sectype is NULL, we probably 1837546405c3Sdougm * have a memory problem and can't get 1838546405c3Sdougm * the correct values. Rather than 1839546405c3Sdougm * exporting with incorrect security, 1840546405c3Sdougm * don't share it. 1841546405c3Sdougm */ 1842546405c3Sdougm if (sectype == NULL) { 1843546405c3Sdougm err = SA_NO_MEMORY; 1844546405c3Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1845546405c3Sdougm "NFS: Cannot share %s: " 1846546405c3Sdougm "no memory\n"), path); 1847546405c3Sdougm goto out; 1848a3351425Sdougm } 1849546405c3Sdougm sec = (sa_security_t)sa_get_derived_security( 1850546405c3Sdougm share, sectype, "nfs", 1); 1851546405c3Sdougm sp[i].s_window = DEF_WIN; 1852546405c3Sdougm sp[i].s_rootcnt = 0; 1853546405c3Sdougm sp[i].s_rootnames = NULL; 1854546405c3Sdougm (void) fill_security_from_secopts(&sp[i], sec); 1855546405c3Sdougm if (sec != NULL) 1856546405c3Sdougm sa_free_derived_security(sec); 1857546405c3Sdougm if (sectype != NULL) 1858546405c3Sdougm sa_free_attr_string(sectype); 18596185db85Sdougm } 1860546405c3Sdougm } 1861546405c3Sdougm /* 1862546405c3Sdougm * when we get here, we can do the exportfs system call and 1863546405c3Sdougm * initiate thinsg. We probably want to enable the nfs.server 1864546405c3Sdougm * service first if it isn't running within SMF. 1865546405c3Sdougm */ 1866546405c3Sdougm /* check nfs.server status and start if needed */ 1867546405c3Sdougm /* now add the share to the internal tables */ 1868546405c3Sdougm printarg(path, &export); 1869546405c3Sdougm /* 1870546405c3Sdougm * call the exportfs system call which is implemented 1871546405c3Sdougm * via the nfssys() call as the EXPORTFS subfunction. 1872546405c3Sdougm */ 1873ecd6cf80Smarks if (iszfs) { 1874ecd6cf80Smarks struct exportfs_args ea; 1875ecd6cf80Smarks share_t sh; 1876ecd6cf80Smarks char *str; 1877ecd6cf80Smarks priv_set_t *priv_effective; 1878ecd6cf80Smarks int privileged; 1879ecd6cf80Smarks 1880ecd6cf80Smarks /* 1881ecd6cf80Smarks * If we aren't a privileged user 1882ecd6cf80Smarks * and NFS server service isn't running 1883ecd6cf80Smarks * then print out an error message 1884ecd6cf80Smarks * and return EPERM 1885ecd6cf80Smarks */ 1886ecd6cf80Smarks 1887ecd6cf80Smarks priv_effective = priv_allocset(); 1888ecd6cf80Smarks (void) getppriv(PRIV_EFFECTIVE, priv_effective); 1889ecd6cf80Smarks 1890ecd6cf80Smarks privileged = (priv_isfullset(priv_effective) == B_TRUE); 1891ecd6cf80Smarks priv_freeset(priv_effective); 1892ecd6cf80Smarks 1893ecd6cf80Smarks if (!privileged && 1894ecd6cf80Smarks (str = smf_get_state(NFS_SERVER_SVC)) != NULL) { 1895ecd6cf80Smarks err = 0; 1896ecd6cf80Smarks if (strcmp(str, SCF_STATE_STRING_ONLINE) != 0) { 1897ecd6cf80Smarks (void) printf(dgettext(TEXT_DOMAIN, 1898ecd6cf80Smarks "NFS: Cannot share remote " 1899ecd6cf80Smarks "filesystem: %s\n"), path); 1900ecd6cf80Smarks (void) printf(dgettext(TEXT_DOMAIN, 1901ecd6cf80Smarks "NFS: Service needs to be enabled " 1902ecd6cf80Smarks "by a privileged user\n")); 1903ecd6cf80Smarks err = SA_SYSTEM_ERR; 1904ecd6cf80Smarks errno = EPERM; 1905ecd6cf80Smarks } 1906ecd6cf80Smarks free(str); 1907ecd6cf80Smarks } 1908ecd6cf80Smarks 1909ecd6cf80Smarks if (err == 0) { 1910ecd6cf80Smarks ea.dname = path; 1911ecd6cf80Smarks ea.uex = &export; 1912ecd6cf80Smarks 1913ecd6cf80Smarks sa_sharetab_fill_zfs(share, &sh, "nfs"); 1914da6c28aaSamw err = sa_share_zfs(share, path, &sh, 1915da6c28aaSamw &ea, ZFS_SHARE_NFS); 1916ecd6cf80Smarks sa_emptyshare(&sh); 1917ecd6cf80Smarks } 1918ecd6cf80Smarks } else { 1919ecd6cf80Smarks err = exportfs(path, &export); 1920ecd6cf80Smarks } 1921ecd6cf80Smarks 1922ecd6cf80Smarks if (err < 0) { 1923546405c3Sdougm err = SA_SYSTEM_ERR; 1924546405c3Sdougm switch (errno) { 1925546405c3Sdougm case EREMOTE: 1926546405c3Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1927ecd6cf80Smarks "NFS: Cannot share filesystems " 1928ecd6cf80Smarks "in non-global zones: %s\n"), path); 1929ecd6cf80Smarks err = SA_NOT_SUPPORTED; 1930546405c3Sdougm break; 1931546405c3Sdougm case EPERM: 1932546405c3Sdougm if (getzoneid() != GLOBAL_ZONEID) { 1933a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 1934ecd6cf80Smarks "NFS: Cannot share file systems " 1935546405c3Sdougm "in non-global zones: %s\n"), path); 1936546405c3Sdougm err = SA_NOT_SUPPORTED; 1937a3351425Sdougm break; 1938a3351425Sdougm } 1939546405c3Sdougm err = SA_NO_PERMISSION; 1940546405c3Sdougm /* FALLTHROUGH */ 1941546405c3Sdougm default: 1942546405c3Sdougm break; 19436185db85Sdougm } 1944546405c3Sdougm } else { 1945546405c3Sdougm /* update sharetab with an add/modify */ 1946ecd6cf80Smarks if (!iszfs) { 1947ecd6cf80Smarks (void) sa_update_sharetab(share, "nfs"); 1948ecd6cf80Smarks } 19496185db85Sdougm } 19506185db85Sdougm 19516185db85Sdougm if (err == SA_OK) { 19526185db85Sdougm /* 19536185db85Sdougm * enable services as needed. This should probably be 19546185db85Sdougm * done elsewhere in order to minimize the calls to 19556185db85Sdougm * check services. 19566185db85Sdougm */ 19576185db85Sdougm /* 19586185db85Sdougm * check to see if logging and other services need to 19596185db85Sdougm * be triggered, but only if there wasn't an 19606185db85Sdougm * error. This is probably where sharetab should be 19616185db85Sdougm * updated with the NFS specific entry. 19626185db85Sdougm */ 1963a3351425Sdougm if (export.ex_flags & EX_LOG) { 1964a3351425Sdougm /* enable logging */ 1965a3351425Sdougm if (nfslogtab_add(path, export.ex_log_buffer, 1966a3351425Sdougm export.ex_tag) != 0) { 1967a3351425Sdougm (void) fprintf(stderr, dgettext(TEXT_DOMAIN, 1968a3351425Sdougm "Could not enable logging for %s\n"), 1969a3351425Sdougm path); 1970a3351425Sdougm } 1971a3351425Sdougm _check_services(service_list_logging); 1972a3351425Sdougm } else { 1973a3351425Sdougm /* 1974a3351425Sdougm * don't have logging so remove it from file. It might 1975a3351425Sdougm * not be thre, but that doesn't matter. 1976a3351425Sdougm */ 1977a3351425Sdougm (void) nfslogtab_deactivate(path); 1978a3351425Sdougm _check_services(service_list_default); 19796185db85Sdougm } 19806185db85Sdougm } 19816185db85Sdougm 19826185db85Sdougm out: 19836185db85Sdougm if (path != NULL) 1984a3351425Sdougm free(path); 19856185db85Sdougm 19866185db85Sdougm cleanup_export(&export); 19876185db85Sdougm if (opt != NULL) 1988a3351425Sdougm sa_free_derived_optionset(opt); 19896185db85Sdougm if (secoptlist != NULL) 1990a3351425Sdougm (void) sa_destroy_optionset(secoptlist); 19916185db85Sdougm return (err); 19926185db85Sdougm } 19936185db85Sdougm 19946185db85Sdougm /* 19958e314a44Sdougm * nfs_disable_share(share, path) 19966185db85Sdougm * 19978e314a44Sdougm * Unshare the specified share. Note that "path" is the same path as 19988e314a44Sdougm * what is in the "share" object. It is passed in to avoid an 19998e314a44Sdougm * additional lookup. A missing "path" value makes this a no-op 20008e314a44Sdougm * function. 20016185db85Sdougm */ 20026185db85Sdougm static int 2003ecd6cf80Smarks nfs_disable_share(sa_share_t share, char *path) 20046185db85Sdougm { 20056185db85Sdougm int err; 20066185db85Sdougm int ret = SA_OK; 2007ecd6cf80Smarks int iszfs; 20088e314a44Sdougm sa_group_t parent; 20095b6e0c46Sdougm sa_handle_t handle; 2010ecd6cf80Smarks 20118e314a44Sdougm if (path == NULL) 20128e314a44Sdougm return (ret); 2013ecd6cf80Smarks 20148e314a44Sdougm /* 20158e314a44Sdougm * If the share is in a ZFS group we need to handle it 20168e314a44Sdougm * differently. Just being on a ZFS file system isn't 20178e314a44Sdougm * enough since we may be in a legacy share case. 20188e314a44Sdougm */ 20198e314a44Sdougm parent = sa_get_parent_group(share); 20208e314a44Sdougm iszfs = sa_group_is_zfs(parent); 20218e314a44Sdougm if (iszfs) { 20228e314a44Sdougm struct exportfs_args ea; 20238e314a44Sdougm share_t sh = { 0 }; 20248e314a44Sdougm ea.dname = path; 20258e314a44Sdougm ea.uex = NULL; 20268e314a44Sdougm sh.sh_path = path; 20278e314a44Sdougm sh.sh_fstype = "nfs"; 20288e314a44Sdougm 20298e314a44Sdougm err = sa_share_zfs(share, path, &sh, 20308e314a44Sdougm &ea, ZFS_UNSHARE_NFS); 20318e314a44Sdougm } else { 20328e314a44Sdougm err = exportfs(path, NULL); 20338e314a44Sdougm } 20348e314a44Sdougm if (err < 0) { 20358e314a44Sdougm /* 20368e314a44Sdougm * TBD: only an error in some 20378e314a44Sdougm * cases - need better analysis 20388e314a44Sdougm */ 20398e314a44Sdougm switch (errno) { 20408e314a44Sdougm case EPERM: 20418e314a44Sdougm case EACCES: 20428e314a44Sdougm ret = SA_NO_PERMISSION; 20438e314a44Sdougm if (getzoneid() != GLOBAL_ZONEID) { 20448e314a44Sdougm ret = SA_NOT_SUPPORTED; 20458e314a44Sdougm } 20468e314a44Sdougm break; 20478e314a44Sdougm case EINVAL: 20488e314a44Sdougm case ENOENT: 20498e314a44Sdougm ret = SA_NO_SUCH_PATH; 2050ecd6cf80Smarks break; 2051a3351425Sdougm default: 2052a3351425Sdougm ret = SA_SYSTEM_ERR; 2053ecd6cf80Smarks break; 20546185db85Sdougm } 20556185db85Sdougm } 20568e314a44Sdougm if (ret == SA_OK || ret == SA_NO_SUCH_PATH) { 20575b6e0c46Sdougm handle = sa_find_group_handle((sa_group_t)share); 20588e314a44Sdougm if (!iszfs) 20595b6e0c46Sdougm (void) sa_delete_sharetab(handle, path, "nfs"); 20608e314a44Sdougm /* just in case it was logged */ 20618e314a44Sdougm (void) nfslogtab_deactivate(path); 20628e314a44Sdougm } 20636185db85Sdougm return (ret); 20646185db85Sdougm } 20656185db85Sdougm 20666185db85Sdougm /* 2067*b89a8333Snatalie li - Sun Microsystems - Irvine United States * check_rorwnone(v1, v2, v3) 2068*b89a8333Snatalie li - Sun Microsystems - Irvine United States * 2069*b89a8333Snatalie li - Sun Microsystems - Irvine United States * check ro vs rw vs none values. Over time this may get beefed up. 2070*b89a8333Snatalie li - Sun Microsystems - Irvine United States * for now it just does simple checks. v1 is never NULL but v2 or v3 2071*b89a8333Snatalie li - Sun Microsystems - Irvine United States * could be. 20726185db85Sdougm */ 20736185db85Sdougm 20746185db85Sdougm static int 2075*b89a8333Snatalie li - Sun Microsystems - Irvine United States check_rorwnone(char *v1, char *v2, char *v3) 20766185db85Sdougm { 20776185db85Sdougm int ret = SA_OK; 2078*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (v2 != NULL && strcmp(v1, v2) == 0) 2079*b89a8333Snatalie li - Sun Microsystems - Irvine United States ret = SA_VALUE_CONFLICT; 2080*b89a8333Snatalie li - Sun Microsystems - Irvine United States else if (v3 != NULL && strcmp(v1, v3) == 0) 2081a3351425Sdougm ret = SA_VALUE_CONFLICT; 2082*b89a8333Snatalie li - Sun Microsystems - Irvine United States 20836185db85Sdougm return (ret); 20846185db85Sdougm } 20856185db85Sdougm 20866185db85Sdougm /* 2087687915e9Sdougm * nfs_validate_property(handle, property, parent) 20886185db85Sdougm * 20896185db85Sdougm * Check that the property has a legitimate value for its type. 20906185db85Sdougm */ 20916185db85Sdougm 20926185db85Sdougm static int 2093687915e9Sdougm nfs_validate_property(sa_handle_t handle, sa_property_t property, 2094687915e9Sdougm sa_optionset_t parent) 20956185db85Sdougm { 20966185db85Sdougm int ret = SA_OK; 20976185db85Sdougm char *propname; 2098*b89a8333Snatalie li - Sun Microsystems - Irvine United States char *other1; 2099*b89a8333Snatalie li - Sun Microsystems - Irvine United States char *other2; 21006185db85Sdougm int optindex; 21016185db85Sdougm nfsl_config_t *configlist; 21026185db85Sdougm sa_group_t parent_group; 21036185db85Sdougm char *value; 21046185db85Sdougm 21056185db85Sdougm propname = sa_get_property_attr(property, "type"); 21066185db85Sdougm 21076185db85Sdougm if ((optindex = findopt(propname)) < 0) 2108a3351425Sdougm ret = SA_NO_SUCH_PROP; 21096185db85Sdougm 21106185db85Sdougm /* need to validate value range here as well */ 21116185db85Sdougm 21126185db85Sdougm if (ret == SA_OK) { 2113a3351425Sdougm parent_group = sa_get_parent_group((sa_share_t)parent); 2114687915e9Sdougm if (optdefs[optindex].share && parent_group != NULL && 2115687915e9Sdougm !sa_is_share(parent_group)) 2116a3351425Sdougm ret = SA_PROP_SHARE_ONLY; 21176185db85Sdougm } 21186185db85Sdougm if (ret == SA_OK) { 2119687915e9Sdougm if (optdefs[optindex].index == OPT_PUBLIC) { 2120687915e9Sdougm /* 2121687915e9Sdougm * Public is special in that only one instance can 2122687915e9Sdougm * be in the repository at the same time. 2123687915e9Sdougm */ 2124687915e9Sdougm if (public_exists(handle, parent_group)) { 2125*b89a8333Snatalie li - Sun Microsystems - Irvine United States sa_free_attr_string(propname); 2126687915e9Sdougm return (SA_VALUE_CONFLICT); 2127687915e9Sdougm } 2128687915e9Sdougm } 2129a3351425Sdougm value = sa_get_property_attr(property, "value"); 2130a3351425Sdougm if (value != NULL) { 2131a3351425Sdougm /* first basic type checking */ 2132a3351425Sdougm switch (optdefs[optindex].type) { 2133a3351425Sdougm case OPT_TYPE_NUMBER: 2134a3351425Sdougm /* check that the value is all digits */ 2135a3351425Sdougm if (!is_a_number(value)) 2136a3351425Sdougm ret = SA_BAD_VALUE; 2137a3351425Sdougm break; 2138a3351425Sdougm case OPT_TYPE_BOOLEAN: 2139a3351425Sdougm if (strlen(value) == 0 || 2140a3351425Sdougm strcasecmp(value, "true") == 0 || 2141a3351425Sdougm strcmp(value, "1") == 0 || 2142a3351425Sdougm strcasecmp(value, "false") == 0 || 2143a3351425Sdougm strcmp(value, "0") == 0) { 2144a3351425Sdougm ret = SA_OK; 2145a3351425Sdougm } else { 2146a3351425Sdougm ret = SA_BAD_VALUE; 2147a3351425Sdougm } 2148a3351425Sdougm break; 2149a3351425Sdougm case OPT_TYPE_USER: 2150a3351425Sdougm if (!is_a_number(value)) { 2151a3351425Sdougm struct passwd *pw; 2152a3351425Sdougm /* 2153a3351425Sdougm * in this case it would have to be a 2154a3351425Sdougm * user name 2155a3351425Sdougm */ 2156a3351425Sdougm pw = getpwnam(value); 2157a3351425Sdougm if (pw == NULL) 2158a3351425Sdougm ret = SA_BAD_VALUE; 2159a3351425Sdougm endpwent(); 2160a3351425Sdougm } else { 2161a3351425Sdougm uint64_t intval; 2162a3351425Sdougm intval = strtoull(value, NULL, 0); 2163a3351425Sdougm if (intval > UID_MAX && intval != ~0) 2164a3351425Sdougm ret = SA_BAD_VALUE; 2165a3351425Sdougm } 2166a3351425Sdougm break; 2167a3351425Sdougm case OPT_TYPE_FILE: 2168a3351425Sdougm if (strcmp(value, "..") == 0 || 2169a3351425Sdougm strchr(value, '/') != NULL) { 2170a3351425Sdougm ret = SA_BAD_VALUE; 2171a3351425Sdougm } 2172a3351425Sdougm break; 2173*b89a8333Snatalie li - Sun Microsystems - Irvine United States case OPT_TYPE_ACCLIST: { 2174*b89a8333Snatalie li - Sun Microsystems - Irvine United States sa_property_t oprop1; 2175*b89a8333Snatalie li - Sun Microsystems - Irvine United States sa_property_t oprop2; 2176*b89a8333Snatalie li - Sun Microsystems - Irvine United States char *ovalue1 = NULL; 2177*b89a8333Snatalie li - Sun Microsystems - Irvine United States char *ovalue2 = NULL; 2178*b89a8333Snatalie li - Sun Microsystems - Irvine United States 2179*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (parent == NULL) 2180*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 2181a3351425Sdougm /* 2182a3351425Sdougm * access list handling. Should eventually 2183a3351425Sdougm * validate that all the values make sense. 2184a3351425Sdougm * Also, ro and rw may have cross value 2185a3351425Sdougm * conflicts. 2186a3351425Sdougm */ 2187*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (strcmp(propname, SHOPT_RO) == 0) { 2188*b89a8333Snatalie li - Sun Microsystems - Irvine United States other1 = SHOPT_RW; 2189*b89a8333Snatalie li - Sun Microsystems - Irvine United States other2 = SHOPT_NONE; 2190*b89a8333Snatalie li - Sun Microsystems - Irvine United States } else if (strcmp(propname, SHOPT_RW) == 0) { 2191*b89a8333Snatalie li - Sun Microsystems - Irvine United States other1 = SHOPT_RO; 2192*b89a8333Snatalie li - Sun Microsystems - Irvine United States other2 = SHOPT_NONE; 2193*b89a8333Snatalie li - Sun Microsystems - Irvine United States } else if (strcmp(propname, SHOPT_NONE) == 0) { 2194*b89a8333Snatalie li - Sun Microsystems - Irvine United States other1 = SHOPT_RO; 2195*b89a8333Snatalie li - Sun Microsystems - Irvine United States other2 = SHOPT_RW; 2196*b89a8333Snatalie li - Sun Microsystems - Irvine United States } else { 2197*b89a8333Snatalie li - Sun Microsystems - Irvine United States other1 = NULL; 2198*b89a8333Snatalie li - Sun Microsystems - Irvine United States other2 = NULL; 2199a3351425Sdougm } 2200*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (other1 == NULL && other2 == NULL) 2201*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 2202*b89a8333Snatalie li - Sun Microsystems - Irvine United States 2203*b89a8333Snatalie li - Sun Microsystems - Irvine United States /* compare rw(ro) with ro(rw) */ 2204*b89a8333Snatalie li - Sun Microsystems - Irvine United States 2205*b89a8333Snatalie li - Sun Microsystems - Irvine United States oprop1 = sa_get_property(parent, other1); 2206*b89a8333Snatalie li - Sun Microsystems - Irvine United States oprop2 = sa_get_property(parent, other2); 2207*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (oprop1 == NULL && oprop2 == NULL) 2208*b89a8333Snatalie li - Sun Microsystems - Irvine United States break; 2209*b89a8333Snatalie li - Sun Microsystems - Irvine United States /* 2210*b89a8333Snatalie li - Sun Microsystems - Irvine United States * Only potential confusion if other1 2211*b89a8333Snatalie li - Sun Microsystems - Irvine United States * or other2 exists. Check the values 2212*b89a8333Snatalie li - Sun Microsystems - Irvine United States * and run the check if there is a 2213*b89a8333Snatalie li - Sun Microsystems - Irvine United States * value other than the one we are 2214*b89a8333Snatalie li - Sun Microsystems - Irvine United States * explicitly looking at. 2215*b89a8333Snatalie li - Sun Microsystems - Irvine United States */ 2216*b89a8333Snatalie li - Sun Microsystems - Irvine United States ovalue1 = sa_get_property_attr(oprop1, "value"); 2217*b89a8333Snatalie li - Sun Microsystems - Irvine United States ovalue2 = sa_get_property_attr(oprop2, "value"); 2218*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (ovalue1 != NULL || ovalue2 != NULL) 2219*b89a8333Snatalie li - Sun Microsystems - Irvine United States ret = check_rorwnone(value, ovalue1, 2220*b89a8333Snatalie li - Sun Microsystems - Irvine United States ovalue2); 2221*b89a8333Snatalie li - Sun Microsystems - Irvine United States 2222*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (ovalue1 != NULL) 2223*b89a8333Snatalie li - Sun Microsystems - Irvine United States sa_free_attr_string(ovalue1); 2224*b89a8333Snatalie li - Sun Microsystems - Irvine United States if (ovalue2 != NULL) 2225*b89a8333Snatalie li - Sun Microsystems - Irvine United States sa_free_attr_string(ovalue2); 2226a3351425Sdougm break; 2227*b89a8333Snatalie li - Sun Microsystems - Irvine United States } 2228a3351425Sdougm case OPT_TYPE_LOGTAG: 2229a3351425Sdougm if (nfsl_getconfig_list(&configlist) == 0) { 2230a3351425Sdougm int error; 2231a3351425Sdougm if (value == NULL || 2232a3351425Sdougm strlen(value) == 0) { 2233a3351425Sdougm if (value != NULL) 2234a3351425Sdougm sa_free_attr_string( 2235a3351425Sdougm value); 2236a3351425Sdougm value = strdup("global"); 2237a3351425Sdougm } 2238a3351425Sdougm if (value != NULL && 2239a3351425Sdougm nfsl_findconfig(configlist, value, 2240a3351425Sdougm &error) == NULL) { 2241a3351425Sdougm ret = SA_BAD_VALUE; 2242a3351425Sdougm } 2243aed5d200Sdougm /* Must always free when done */ 2244aed5d200Sdougm nfsl_freeconfig_list(&configlist); 2245a3351425Sdougm } else { 2246a3351425Sdougm ret = SA_CONFIG_ERR; 2247a3351425Sdougm } 2248a3351425Sdougm break; 2249a3351425Sdougm case OPT_TYPE_STRING: 2250a3351425Sdougm /* whatever is here should be ok */ 2251a3351425Sdougm break; 2252a3351425Sdougm case OPT_TYPE_SECURITY: 2253a3351425Sdougm /* 2254a3351425Sdougm * The "sec" property isn't used in the 2255a3351425Sdougm * non-legacy parts of sharemgr. We need to 2256a3351425Sdougm * reject it here. For legacy, it is pulled 2257a3351425Sdougm * out well before we get here. 2258a3351425Sdougm */ 2259a3351425Sdougm ret = SA_NO_SUCH_PROP; 2260a3351425Sdougm break; 2261a3351425Sdougm default: 2262a3351425Sdougm break; 22636185db85Sdougm } 2264aed5d200Sdougm 2265aed5d200Sdougm if (value != NULL) 2266aed5d200Sdougm sa_free_attr_string(value); 2267aed5d200Sdougm 2268a3351425Sdougm if (ret == SA_OK && optdefs[optindex].check != NULL) { 2269a3351425Sdougm /* do the property specific check */ 2270687915e9Sdougm ret = optdefs[optindex].check(handle, property); 22716185db85Sdougm } 22726185db85Sdougm } 22736185db85Sdougm } 22746185db85Sdougm 22756185db85Sdougm if (propname != NULL) 2276a3351425Sdougm sa_free_attr_string(propname); 22776185db85Sdougm return (ret); 22786185db85Sdougm } 22796185db85Sdougm 22806185db85Sdougm /* 22816185db85Sdougm * Protocol management functions 22826185db85Sdougm * 22833472f5dcSdougm * Properties defined in the default files are defined in 22843472f5dcSdougm * proto_option_defs for parsing and validation. If "other" and 22853472f5dcSdougm * "compare" are set, then the value for this property should be 22863472f5dcSdougm * compared against the property specified in "other" using the 22873472f5dcSdougm * "compare" check (either <= or >=) in order to ensure that the 22883472f5dcSdougm * values are in the correct range. E.g. setting server_versmin 22893472f5dcSdougm * higher than server_versmax should not be allowed. 22906185db85Sdougm */ 22916185db85Sdougm 22926185db85Sdougm struct proto_option_defs { 22936185db85Sdougm char *tag; 22946185db85Sdougm char *name; /* display name -- remove protocol identifier */ 22956185db85Sdougm int index; 22966185db85Sdougm int type; 22976185db85Sdougm union { 22986185db85Sdougm int intval; 22996185db85Sdougm char *string; 23006185db85Sdougm } defvalue; 23016185db85Sdougm uint32_t svcs; 23026185db85Sdougm int32_t minval; 23036185db85Sdougm int32_t maxval; 23046185db85Sdougm char *file; 23053472f5dcSdougm char *other; 23063472f5dcSdougm int compare; 23073472f5dcSdougm #define OPT_CMP_GE 0 23083472f5dcSdougm #define OPT_CMP_LE 1 23096185db85Sdougm int (*check)(char *); 23106185db85Sdougm } proto_options[] = { 23116185db85Sdougm #define PROTO_OPT_NFSD_SERVERS 0 23126185db85Sdougm {"nfsd_servers", 23136185db85Sdougm "servers", PROTO_OPT_NFSD_SERVERS, OPT_TYPE_NUMBER, 16, SVC_NFSD, 23146185db85Sdougm 1, INT32_MAX, NFSADMIN}, 23156185db85Sdougm #define PROTO_OPT_LOCKD_LISTEN_BACKLOG 1 23166185db85Sdougm {"lockd_listen_backlog", 23176185db85Sdougm "lockd_listen_backlog", PROTO_OPT_LOCKD_LISTEN_BACKLOG, 23186185db85Sdougm OPT_TYPE_NUMBER, 32, SVC_LOCKD, 32, INT32_MAX, NFSADMIN}, 23196185db85Sdougm #define PROTO_OPT_LOCKD_SERVERS 2 23206185db85Sdougm {"lockd_servers", 23216185db85Sdougm "lockd_servers", PROTO_OPT_LOCKD_SERVERS, OPT_TYPE_NUMBER, 20, 23226185db85Sdougm SVC_LOCKD, 1, INT32_MAX, NFSADMIN}, 23236185db85Sdougm #define PROTO_OPT_LOCKD_RETRANSMIT_TIMEOUT 3 23246185db85Sdougm {"lockd_retransmit_timeout", 23256185db85Sdougm "lockd_retransmit_timeout", PROTO_OPT_LOCKD_RETRANSMIT_TIMEOUT, 23266185db85Sdougm OPT_TYPE_NUMBER, 5, SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 23276185db85Sdougm #define PROTO_OPT_GRACE_PERIOD 4 23286185db85Sdougm {"grace_period", 23296185db85Sdougm "grace_period", PROTO_OPT_GRACE_PERIOD, OPT_TYPE_NUMBER, 90, 23306185db85Sdougm SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 23316185db85Sdougm #define PROTO_OPT_NFS_SERVER_VERSMIN 5 23326185db85Sdougm {"nfs_server_versmin", 23336185db85Sdougm "server_versmin", PROTO_OPT_NFS_SERVER_VERSMIN, OPT_TYPE_NUMBER, 23346185db85Sdougm (int)NFS_VERSMIN_DEFAULT, SVC_NFSD|SVC_MOUNTD, NFS_VERSMIN, 23353472f5dcSdougm NFS_VERSMAX, NFSADMIN, "server_versmax", OPT_CMP_LE}, 23366185db85Sdougm #define PROTO_OPT_NFS_SERVER_VERSMAX 6 23376185db85Sdougm {"nfs_server_versmax", 23386185db85Sdougm "server_versmax", PROTO_OPT_NFS_SERVER_VERSMAX, OPT_TYPE_NUMBER, 23396185db85Sdougm (int)NFS_VERSMAX_DEFAULT, SVC_NFSD|SVC_MOUNTD, NFS_VERSMIN, 23403472f5dcSdougm NFS_VERSMAX, NFSADMIN, "server_versmin", OPT_CMP_GE}, 23416185db85Sdougm #define PROTO_OPT_NFS_CLIENT_VERSMIN 7 23426185db85Sdougm {"nfs_client_versmin", 23436185db85Sdougm "client_versmin", PROTO_OPT_NFS_CLIENT_VERSMIN, OPT_TYPE_NUMBER, 23446185db85Sdougm (int)NFS_VERSMIN_DEFAULT, NULL, NFS_VERSMIN, NFS_VERSMAX, 23453472f5dcSdougm NFSADMIN, "client_versmax", OPT_CMP_LE}, 23466185db85Sdougm #define PROTO_OPT_NFS_CLIENT_VERSMAX 8 23476185db85Sdougm {"nfs_client_versmax", 23486185db85Sdougm "client_versmax", PROTO_OPT_NFS_CLIENT_VERSMAX, OPT_TYPE_NUMBER, 23496185db85Sdougm (int)NFS_VERSMAX_DEFAULT, NULL, NFS_VERSMIN, NFS_VERSMAX, 23503472f5dcSdougm NFSADMIN, "client_versmin", OPT_CMP_GE}, 23516185db85Sdougm #define PROTO_OPT_NFS_SERVER_DELEGATION 9 23526185db85Sdougm {"nfs_server_delegation", 23536185db85Sdougm "server_delegation", PROTO_OPT_NFS_SERVER_DELEGATION, 23546185db85Sdougm OPT_TYPE_ONOFF, NFS_SERVER_DELEGATION_DEFAULT, SVC_NFSD, 0, 0, 23556185db85Sdougm NFSADMIN}, 23566185db85Sdougm #define PROTO_OPT_NFSMAPID_DOMAIN 10 23576185db85Sdougm {"nfsmapid_domain", 23586185db85Sdougm "nfsmapid_domain", PROTO_OPT_NFSMAPID_DOMAIN, OPT_TYPE_DOMAIN, 23596185db85Sdougm NULL, SVC_NFSMAPID, 0, 0, NFSADMIN}, 23606185db85Sdougm #define PROTO_OPT_NFSD_MAX_CONNECTIONS 11 23616185db85Sdougm {"nfsd_max_connections", 23626185db85Sdougm "max_connections", PROTO_OPT_NFSD_MAX_CONNECTIONS, 23636185db85Sdougm OPT_TYPE_NUMBER, -1, SVC_NFSD, -1, INT32_MAX, NFSADMIN}, 23646185db85Sdougm #define PROTO_OPT_NFSD_PROTOCOL 12 23656185db85Sdougm {"nfsd_protocol", 23666185db85Sdougm "protocol", PROTO_OPT_NFSD_PROTOCOL, OPT_TYPE_PROTOCOL, 0, 23676185db85Sdougm SVC_NFSD, 0, 0, NFSADMIN}, 23686185db85Sdougm #define PROTO_OPT_NFSD_LISTEN_BACKLOG 13 23696185db85Sdougm {"nfsd_listen_backlog", 23706185db85Sdougm "listen_backlog", PROTO_OPT_NFSD_LISTEN_BACKLOG, 23716185db85Sdougm OPT_TYPE_NUMBER, 0, 23726185db85Sdougm SVC_LOCKD, 0, INT32_MAX, NFSADMIN}, 23736185db85Sdougm {NULL} 23746185db85Sdougm }; 23756185db85Sdougm 23766185db85Sdougm /* 23776185db85Sdougm * the protoset holds the defined options so we don't have to read 23786185db85Sdougm * them multiple times 23796185db85Sdougm */ 2380aed5d200Sdougm static sa_protocol_properties_t protoset; 23816185db85Sdougm 23826185db85Sdougm static int 23836185db85Sdougm findprotoopt(char *name, int whichname) 23846185db85Sdougm { 23856185db85Sdougm int i; 23866185db85Sdougm for (i = 0; proto_options[i].tag != NULL; i++) { 2387a3351425Sdougm if (whichname == 1) { 2388a3351425Sdougm if (strcasecmp(proto_options[i].name, name) == 0) 23896185db85Sdougm return (i); 2390a3351425Sdougm } else { 2391a3351425Sdougm if (strcasecmp(proto_options[i].tag, name) == 0) 2392a3351425Sdougm return (i); 2393a3351425Sdougm } 23946185db85Sdougm } 23956185db85Sdougm return (-1); 23966185db85Sdougm } 23976185db85Sdougm 23986185db85Sdougm /* 23996185db85Sdougm * fixcaselower(str) 24006185db85Sdougm * 24016185db85Sdougm * convert a string to lower case (inplace). 24026185db85Sdougm */ 24036185db85Sdougm 24046185db85Sdougm static void 24056185db85Sdougm fixcaselower(char *str) 24066185db85Sdougm { 24076185db85Sdougm while (*str) { 2408a3351425Sdougm *str = tolower(*str); 2409a3351425Sdougm str++; 24106185db85Sdougm } 24116185db85Sdougm } 24126185db85Sdougm 24136185db85Sdougm /* 24146185db85Sdougm * fixcaseupper(str) 24156185db85Sdougm * 24166185db85Sdougm * convert a string to upper case (inplace). 24176185db85Sdougm */ 24186185db85Sdougm 24196185db85Sdougm static void 24206185db85Sdougm fixcaseupper(char *str) 24216185db85Sdougm { 24226185db85Sdougm while (*str) { 2423a3351425Sdougm *str = toupper(*str); 2424a3351425Sdougm str++; 24256185db85Sdougm } 24266185db85Sdougm } 24276185db85Sdougm 2428330ef417Sdougm /* 2429330ef417Sdougm * skipwhitespace(str) 2430330ef417Sdougm * 2431330ef417Sdougm * Skip leading white space. It is assumed that it is called with a 2432330ef417Sdougm * valid pointer. 2433330ef417Sdougm */ 2434330ef417Sdougm 2435330ef417Sdougm static char * 2436330ef417Sdougm skipwhitespace(char *str) 2437330ef417Sdougm { 2438330ef417Sdougm while (*str && isspace(*str)) 2439330ef417Sdougm str++; 2440330ef417Sdougm 2441330ef417Sdougm return (str); 2442330ef417Sdougm } 2443330ef417Sdougm 2444a3351425Sdougm /* 2445a3351425Sdougm * extractprop() 2446a3351425Sdougm * 2447a3351425Sdougm * Extract the property and value out of the line and create the 2448a3351425Sdougm * property in the optionset. 2449a3351425Sdougm */ 2450e7bab347Sdougm static int 2451a3351425Sdougm extractprop(char *name, char *value) 2452a3351425Sdougm { 2453a3351425Sdougm sa_property_t prop; 2454a3351425Sdougm int index; 2455e7bab347Sdougm int ret = SA_OK; 2456a3351425Sdougm /* 2457a3351425Sdougm * Remove any leading 2458a3351425Sdougm * white space. 2459a3351425Sdougm */ 2460a3351425Sdougm name = skipwhitespace(name); 2461a3351425Sdougm 2462a3351425Sdougm index = findprotoopt(name, 0); 2463a3351425Sdougm if (index >= 0) { 2464a3351425Sdougm fixcaselower(name); 2465a3351425Sdougm prop = sa_create_property(proto_options[index].name, value); 2466a3351425Sdougm if (prop != NULL) 2467e7bab347Sdougm ret = sa_add_protocol_property(protoset, prop); 2468e7bab347Sdougm else 2469e7bab347Sdougm ret = SA_NO_MEMORY; 2470a3351425Sdougm } 2471e7bab347Sdougm return (ret); 2472a3351425Sdougm } 2473a3351425Sdougm 24746185db85Sdougm /* 24756185db85Sdougm * initprotofromdefault() 24766185db85Sdougm * 2477917c27c8Sdougm * Read the default file(s) and add the defined values to the 24786185db85Sdougm * protoset. Note that default values are known from the built in 2479917c27c8Sdougm * table in case the file doesn't have a definition. Not having the 2480917c27c8Sdougm * /etc/default/nfs file is OK since we have builtin default 2481917c27c8Sdougm * values. The default file will get constructed as needed if values 2482917c27c8Sdougm * are changed from the defaults. 24836185db85Sdougm */ 24846185db85Sdougm 24856185db85Sdougm static int 24866185db85Sdougm initprotofromdefault() 24876185db85Sdougm { 24886185db85Sdougm FILE *nfs; 24896185db85Sdougm char buff[BUFSIZ]; 24906185db85Sdougm char *name; 24916185db85Sdougm char *value; 2492e7bab347Sdougm int ret = SA_OK; 24936185db85Sdougm 24946185db85Sdougm protoset = sa_create_protocol_properties("nfs"); 24956185db85Sdougm 24966185db85Sdougm if (protoset != NULL) { 2497a3351425Sdougm nfs = fopen(NFSADMIN, "r"); 2498a3351425Sdougm if (nfs != NULL) { 2499e7bab347Sdougm while (ret == SA_OK && 2500e7bab347Sdougm fgets(buff, sizeof (buff), nfs) != NULL) { 2501a3351425Sdougm switch (buff[0]) { 2502a3351425Sdougm case '\n': 2503a3351425Sdougm case '#': 2504a3351425Sdougm /* skip */ 2505a3351425Sdougm break; 2506a3351425Sdougm default: 2507a3351425Sdougm name = buff; 2508a3351425Sdougm buff[strlen(buff) - 1] = '\0'; 2509a3351425Sdougm value = strchr(name, '='); 2510a3351425Sdougm if (value != NULL) { 2511a3351425Sdougm *value++ = '\0'; 2512e7bab347Sdougm ret = extractprop(name, value); 2513a3351425Sdougm } 2514a3351425Sdougm } 25156185db85Sdougm } 2516e7bab347Sdougm (void) fclose(nfs); 2517e7bab347Sdougm } else { 2518917c27c8Sdougm switch (errno) { 2519917c27c8Sdougm case EPERM: 2520917c27c8Sdougm case EACCES: 2521917c27c8Sdougm ret = SA_NO_PERMISSION; 2522917c27c8Sdougm break; 2523917c27c8Sdougm case ENOENT: 2524917c27c8Sdougm break; 2525917c27c8Sdougm default: 2526917c27c8Sdougm ret = SA_SYSTEM_ERR; 2527917c27c8Sdougm break; 2528917c27c8Sdougm } 25296185db85Sdougm } 2530e7bab347Sdougm } else { 2531e7bab347Sdougm ret = SA_NO_MEMORY; 25326185db85Sdougm } 2533e7bab347Sdougm return (ret); 25346185db85Sdougm } 25356185db85Sdougm 25366185db85Sdougm /* 2537a3351425Sdougm * add_defaults() 25386185db85Sdougm * 25396185db85Sdougm * Add the default values for any property not defined in the parsing 25403472f5dcSdougm * of the default files. Values are set according to their defined 25413472f5dcSdougm * types. 25426185db85Sdougm */ 25436185db85Sdougm 25446185db85Sdougm static void 25456185db85Sdougm add_defaults() 25466185db85Sdougm { 25476185db85Sdougm int i; 25486185db85Sdougm char number[MAXDIGITS]; 25496185db85Sdougm 25506185db85Sdougm for (i = 0; proto_options[i].tag != NULL; i++) { 2551a3351425Sdougm sa_property_t prop; 2552a3351425Sdougm prop = sa_get_protocol_property(protoset, 2553a3351425Sdougm proto_options[i].name); 2554a3351425Sdougm if (prop == NULL) { 2555a3351425Sdougm /* add the default value */ 2556a3351425Sdougm switch (proto_options[i].type) { 2557a3351425Sdougm case OPT_TYPE_NUMBER: 2558a3351425Sdougm (void) snprintf(number, sizeof (number), "%d", 2559a3351425Sdougm proto_options[i].defvalue.intval); 2560a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2561a3351425Sdougm number); 2562a3351425Sdougm break; 2563a3351425Sdougm 2564a3351425Sdougm case OPT_TYPE_BOOLEAN: 2565a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2566a3351425Sdougm proto_options[i].defvalue.intval ? 2567a3351425Sdougm "true" : "false"); 2568a3351425Sdougm break; 2569a3351425Sdougm 2570a3351425Sdougm case OPT_TYPE_ONOFF: 2571a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2572a3351425Sdougm proto_options[i].defvalue.intval ? 2573a3351425Sdougm "on" : "off"); 2574a3351425Sdougm break; 2575a3351425Sdougm 2576a3351425Sdougm default: 2577a3351425Sdougm /* treat as strings of zero length */ 2578a3351425Sdougm prop = sa_create_property(proto_options[i].name, 2579a3351425Sdougm ""); 2580a3351425Sdougm break; 2581a3351425Sdougm } 2582a3351425Sdougm if (prop != NULL) 2583a3351425Sdougm (void) sa_add_protocol_property(protoset, prop); 25846185db85Sdougm } 25856185db85Sdougm } 25866185db85Sdougm } 25876185db85Sdougm 25886185db85Sdougm static void 25896185db85Sdougm free_protoprops() 25906185db85Sdougm { 2591aed5d200Sdougm if (protoset != NULL) { 2592aed5d200Sdougm xmlFreeNode(protoset); 2593aed5d200Sdougm protoset = NULL; 2594aed5d200Sdougm } 25956185db85Sdougm } 25966185db85Sdougm 25976185db85Sdougm /* 25986185db85Sdougm * nfs_init() 25996185db85Sdougm * 26006185db85Sdougm * Initialize the NFS plugin. 26016185db85Sdougm */ 26026185db85Sdougm 26036185db85Sdougm static int 26046185db85Sdougm nfs_init() 26056185db85Sdougm { 26066185db85Sdougm int ret = SA_OK; 26076185db85Sdougm 2608917c27c8Sdougm if (sa_plugin_ops.sa_init != nfs_init) { 2609a3351425Sdougm (void) printf(dgettext(TEXT_DOMAIN, 2610a3351425Sdougm "NFS plugin not properly initialized\n")); 2611917c27c8Sdougm return (SA_CONFIG_ERR); 2612917c27c8Sdougm } 26136185db85Sdougm 26146185db85Sdougm ret = initprotofromdefault(); 2615917c27c8Sdougm if (ret != SA_OK) { 2616917c27c8Sdougm (void) printf(dgettext(TEXT_DOMAIN, 2617917c27c8Sdougm "NFS plugin problem with default file: %s\n"), 2618917c27c8Sdougm sa_errorstr(ret)); 2619917c27c8Sdougm ret = SA_OK; 2620917c27c8Sdougm } 2621917c27c8Sdougm add_defaults(); 26226185db85Sdougm 26236185db85Sdougm return (ret); 26246185db85Sdougm } 26256185db85Sdougm 26266185db85Sdougm /* 26276185db85Sdougm * nfs_fini() 26286185db85Sdougm * 26296185db85Sdougm * uninitialize the NFS plugin. Want to avoid memory leaks. 26306185db85Sdougm */ 26316185db85Sdougm 26326185db85Sdougm static void 26336185db85Sdougm nfs_fini() 26346185db85Sdougm { 26356185db85Sdougm free_protoprops(); 26366185db85Sdougm } 26376185db85Sdougm 26386185db85Sdougm /* 26396185db85Sdougm * nfs_get_proto_set() 26406185db85Sdougm * 26416185db85Sdougm * Return an optionset with all the protocol specific properties in 26426185db85Sdougm * it. 26436185db85Sdougm */ 26446185db85Sdougm 26456185db85Sdougm static sa_protocol_properties_t 26466185db85Sdougm nfs_get_proto_set() 26476185db85Sdougm { 26486185db85Sdougm return (protoset); 26496185db85Sdougm } 26506185db85Sdougm 26516185db85Sdougm struct deffile { 26526185db85Sdougm struct deffile *next; 26536185db85Sdougm char *line; 26546185db85Sdougm }; 26556185db85Sdougm 26566185db85Sdougm /* 26576185db85Sdougm * read_default_file(fname) 26586185db85Sdougm * 26596185db85Sdougm * Read the specified default file. We return a list of entries. This 26606185db85Sdougm * get used for adding or removing values. 26616185db85Sdougm */ 26626185db85Sdougm 26636185db85Sdougm static struct deffile * 26646185db85Sdougm read_default_file(char *fname) 26656185db85Sdougm { 26666185db85Sdougm FILE *file; 26676185db85Sdougm struct deffile *defs = NULL; 26686185db85Sdougm struct deffile *newdef; 26696185db85Sdougm struct deffile *prevdef = NULL; 26706185db85Sdougm char buff[BUFSIZ * 2]; 26716185db85Sdougm 26726185db85Sdougm file = fopen(fname, "r"); 26736185db85Sdougm if (file != NULL) { 2674a3351425Sdougm while (fgets(buff, sizeof (buff), file) != NULL) { 2675a3351425Sdougm newdef = (struct deffile *)calloc(1, 2676a3351425Sdougm sizeof (struct deffile)); 2677a3351425Sdougm if (newdef != NULL) { 2678a3351425Sdougm /* Make sure we skip any leading whitespace. */ 2679a3351425Sdougm newdef->line = strdup(skipwhitespace(buff)); 2680a3351425Sdougm if (defs == NULL) { 2681a3351425Sdougm prevdef = defs = newdef; 2682a3351425Sdougm } else { 2683a3351425Sdougm prevdef->next = newdef; 2684a3351425Sdougm prevdef = newdef; 2685a3351425Sdougm } 2686a3351425Sdougm } 26876185db85Sdougm } 2688917c27c8Sdougm (void) fclose(file); 2689917c27c8Sdougm } else { 2690917c27c8Sdougm int ret = SA_OK; 2691917c27c8Sdougm switch (errno) { 2692917c27c8Sdougm case EPERM: 2693917c27c8Sdougm case EACCES: 2694917c27c8Sdougm ret = SA_NO_PERMISSION; 2695917c27c8Sdougm break; 2696917c27c8Sdougm case ENOENT: 2697917c27c8Sdougm break; 2698917c27c8Sdougm default: 2699917c27c8Sdougm ret = SA_SYSTEM_ERR; 2700917c27c8Sdougm break; 2701917c27c8Sdougm } 2702917c27c8Sdougm if (ret == SA_OK) { 2703917c27c8Sdougm /* Want at least one comment line */ 2704917c27c8Sdougm defs = (struct deffile *) 2705917c27c8Sdougm calloc(1, sizeof (struct deffile)); 2706917c27c8Sdougm defs->line = strdup("# NFS default file\n"); 2707917c27c8Sdougm } 27086185db85Sdougm } 27096185db85Sdougm return (defs); 27106185db85Sdougm } 27116185db85Sdougm 27126185db85Sdougm static void 27136185db85Sdougm free_default_file(struct deffile *defs) 27146185db85Sdougm { 27156185db85Sdougm struct deffile *curdefs = NULL; 27166185db85Sdougm 27176185db85Sdougm while (defs != NULL) { 2718a3351425Sdougm curdefs = defs; 2719a3351425Sdougm defs = defs->next; 2720a3351425Sdougm if (curdefs->line != NULL) 2721a3351425Sdougm free(curdefs->line); 2722a3351425Sdougm free(curdefs); 27236185db85Sdougm } 27246185db85Sdougm } 27256185db85Sdougm 27266185db85Sdougm /* 27276185db85Sdougm * write_default_file(fname, defs) 27286185db85Sdougm * 27296185db85Sdougm * Write the default file back. 27306185db85Sdougm */ 27316185db85Sdougm 27326185db85Sdougm static int 27336185db85Sdougm write_default_file(char *fname, struct deffile *defs) 27346185db85Sdougm { 27356185db85Sdougm FILE *file; 27366185db85Sdougm int ret = SA_OK; 27376185db85Sdougm sigset_t old, new; 27386185db85Sdougm 27396185db85Sdougm file = fopen(fname, "w+"); 27406185db85Sdougm if (file != NULL) { 2741a3351425Sdougm (void) sigprocmask(SIG_BLOCK, NULL, &new); 2742a3351425Sdougm (void) sigaddset(&new, SIGHUP); 2743a3351425Sdougm (void) sigaddset(&new, SIGINT); 2744a3351425Sdougm (void) sigaddset(&new, SIGQUIT); 2745a3351425Sdougm (void) sigaddset(&new, SIGTSTP); 2746a3351425Sdougm (void) sigprocmask(SIG_SETMASK, &new, &old); 2747a3351425Sdougm while (defs != NULL) { 2748a3351425Sdougm (void) fputs(defs->line, file); 2749a3351425Sdougm defs = defs->next; 2750a3351425Sdougm } 2751a3351425Sdougm (void) fsync(fileno(file)); 2752a3351425Sdougm (void) sigprocmask(SIG_SETMASK, &old, NULL); 2753a3351425Sdougm (void) fclose(file); 27546185db85Sdougm } else { 2755a3351425Sdougm switch (errno) { 2756a3351425Sdougm case EPERM: 2757a3351425Sdougm case EACCES: 2758a3351425Sdougm ret = SA_NO_PERMISSION; 2759a3351425Sdougm break; 2760a3351425Sdougm default: 2761a3351425Sdougm ret = SA_SYSTEM_ERR; 2762a3351425Sdougm } 27636185db85Sdougm } 27646185db85Sdougm return (ret); 27656185db85Sdougm } 27666185db85Sdougm 27676185db85Sdougm 27686185db85Sdougm /* 27696185db85Sdougm * set_default_file_value(tag, value) 27706185db85Sdougm * 27716185db85Sdougm * Set the default file value for tag to value. Then rewrite the file. 27726185db85Sdougm * tag and value are always set. The caller must ensure this. 27736185db85Sdougm */ 27746185db85Sdougm 27756185db85Sdougm #define MAX_STRING_LENGTH 256 27766185db85Sdougm static int 27776185db85Sdougm set_default_file_value(char *tag, char *value) 27786185db85Sdougm { 27796185db85Sdougm int ret = SA_OK; 27806185db85Sdougm struct deffile *root; 27816185db85Sdougm struct deffile *defs; 27826185db85Sdougm struct deffile *prev; 27836185db85Sdougm char string[MAX_STRING_LENGTH]; 27846185db85Sdougm int len; 2785917c27c8Sdougm boolean_t update = B_FALSE; 27866185db85Sdougm 27876185db85Sdougm (void) snprintf(string, MAX_STRING_LENGTH, "%s=", tag); 27886185db85Sdougm len = strlen(string); 27896185db85Sdougm 27906185db85Sdougm root = defs = read_default_file(NFSADMIN); 27916185db85Sdougm if (root == NULL) { 2792917c27c8Sdougm switch (errno) { 2793917c27c8Sdougm case EPERM: 2794917c27c8Sdougm case EACCES: 2795a3351425Sdougm ret = SA_NO_PERMISSION; 2796917c27c8Sdougm break; 2797917c27c8Sdougm default: 2798917c27c8Sdougm ret = SA_NO_MEMORY; 2799917c27c8Sdougm break; 2800917c27c8Sdougm } 2801917c27c8Sdougm return (ret); 2802917c27c8Sdougm } 2803917c27c8Sdougm 2804917c27c8Sdougm while (defs != NULL) { 2805917c27c8Sdougm if (defs->line != NULL && 2806917c27c8Sdougm strncasecmp(defs->line, string, len) == 0) { 2807917c27c8Sdougm /* replace with the new value */ 2808917c27c8Sdougm free(defs->line); 2809917c27c8Sdougm fixcaseupper(tag); 2810917c27c8Sdougm (void) snprintf(string, sizeof (string), 2811917c27c8Sdougm "%s=%s\n", tag, value); 2812917c27c8Sdougm string[MAX_STRING_LENGTH - 1] = '\0'; 2813917c27c8Sdougm defs->line = strdup(string); 2814917c27c8Sdougm update = B_TRUE; 2815917c27c8Sdougm break; 2816917c27c8Sdougm } 2817917c27c8Sdougm defs = defs->next; 2818917c27c8Sdougm } 2819917c27c8Sdougm if (!update) { 2820917c27c8Sdougm defs = root; 2821917c27c8Sdougm /* didn't find, so see if it is a comment */ 2822917c27c8Sdougm (void) snprintf(string, MAX_STRING_LENGTH, "#%s=", tag); 2823917c27c8Sdougm len = strlen(string); 28246185db85Sdougm while (defs != NULL) { 2825917c27c8Sdougm if (strncasecmp(defs->line, string, len) == 0) { 2826a3351425Sdougm /* replace with the new value */ 2827a3351425Sdougm free(defs->line); 2828a3351425Sdougm fixcaseupper(tag); 2829a3351425Sdougm (void) snprintf(string, sizeof (string), 28306185db85Sdougm "%s=%s\n", tag, value); 2831a3351425Sdougm string[MAX_STRING_LENGTH - 1] = '\0'; 2832a3351425Sdougm defs->line = strdup(string); 2833917c27c8Sdougm update = B_TRUE; 2834a3351425Sdougm break; 2835a3351425Sdougm } 2836a3351425Sdougm defs = defs->next; 2837a3351425Sdougm } 2838917c27c8Sdougm } 2839917c27c8Sdougm if (!update) { 2840917c27c8Sdougm fixcaseupper(tag); 2841917c27c8Sdougm (void) snprintf(string, sizeof (string), "%s=%s\n", 2842917c27c8Sdougm tag, value); 2843917c27c8Sdougm prev = root; 2844917c27c8Sdougm while (prev->next != NULL) 2845917c27c8Sdougm prev = prev->next; 2846917c27c8Sdougm defs = malloc(sizeof (struct deffile)); 2847917c27c8Sdougm prev->next = defs; 2848917c27c8Sdougm if (defs != NULL) { 2849917c27c8Sdougm defs->next = NULL; 2850917c27c8Sdougm defs->line = strdup(string); 2851917c27c8Sdougm update = B_TRUE; 2852a3351425Sdougm } 28536185db85Sdougm } 2854917c27c8Sdougm if (update) { 2855917c27c8Sdougm ret = write_default_file(NFSADMIN, root); 2856917c27c8Sdougm } 2857917c27c8Sdougm free_default_file(root); 28586185db85Sdougm return (ret); 28596185db85Sdougm } 28606185db85Sdougm 28613472f5dcSdougm /* 28623472f5dcSdougm * service_in_state(service, chkstate) 28633472f5dcSdougm * 28643472f5dcSdougm * Want to know if the specified service is in the desired state 28653472f5dcSdougm * (chkstate) or not. Return true (1) if it is and false (0) if it 28663472f5dcSdougm * isn't. 28673472f5dcSdougm */ 28683472f5dcSdougm static int 28693472f5dcSdougm service_in_state(char *service, const char *chkstate) 28703472f5dcSdougm { 28713472f5dcSdougm char *state; 28723472f5dcSdougm int ret = B_FALSE; 28733472f5dcSdougm 28743472f5dcSdougm state = smf_get_state(service); 28753472f5dcSdougm if (state != NULL) { 2876a3351425Sdougm /* got the state so get the equality for the return value */ 2877a3351425Sdougm ret = strcmp(state, chkstate) == 0 ? B_TRUE : B_FALSE; 2878a3351425Sdougm free(state); 28793472f5dcSdougm } 28803472f5dcSdougm return (ret); 28813472f5dcSdougm } 28823472f5dcSdougm 28836185db85Sdougm /* 28846185db85Sdougm * restart_service(svcs) 28856185db85Sdougm * 28866185db85Sdougm * Walk through the bit mask of services that need to be restarted in 28876185db85Sdougm * order to use the new property values. Some properties affect 28883472f5dcSdougm * multiple daemons. Should only restart a service if it is currently 28893472f5dcSdougm * enabled (online). 28906185db85Sdougm */ 28916185db85Sdougm 28926185db85Sdougm static void 28936185db85Sdougm restart_service(uint32_t svcs) 28946185db85Sdougm { 28956185db85Sdougm uint32_t mask; 28963472f5dcSdougm int ret; 28973472f5dcSdougm char *service; 28983472f5dcSdougm 28996185db85Sdougm for (mask = 1; svcs != 0; mask <<= 1) { 2900a3351425Sdougm switch (svcs & mask) { 2901a3351425Sdougm case SVC_LOCKD: 2902a3351425Sdougm service = LOCKD; 2903a3351425Sdougm break; 2904a3351425Sdougm case SVC_STATD: 2905a3351425Sdougm service = STATD; 2906a3351425Sdougm break; 2907a3351425Sdougm case SVC_NFSD: 2908a3351425Sdougm service = NFSD; 2909a3351425Sdougm break; 2910a3351425Sdougm case SVC_MOUNTD: 2911a3351425Sdougm service = MOUNTD; 2912a3351425Sdougm break; 2913a3351425Sdougm case SVC_NFS4CBD: 2914a3351425Sdougm service = NFS4CBD; 2915a3351425Sdougm break; 2916a3351425Sdougm case SVC_NFSMAPID: 2917a3351425Sdougm service = NFSMAPID; 2918a3351425Sdougm break; 2919a3351425Sdougm case SVC_RQUOTAD: 2920a3351425Sdougm service = RQUOTAD; 2921a3351425Sdougm break; 2922a3351425Sdougm case SVC_NFSLOGD: 2923a3351425Sdougm service = NFSLOGD; 2924a3351425Sdougm break; 2925a3351425Sdougm default: 2926a3351425Sdougm continue; 2927a3351425Sdougm } 29283472f5dcSdougm 29293472f5dcSdougm /* 29303472f5dcSdougm * Only attempt to restart the service if it is 29313472f5dcSdougm * currently running. In the future, it may be 29323472f5dcSdougm * desirable to use smf_refresh_instance if the NFS 29333472f5dcSdougm * services ever implement the refresh method. 29343472f5dcSdougm */ 2935a3351425Sdougm if (service_in_state(service, SCF_STATE_STRING_ONLINE)) { 2936a3351425Sdougm ret = smf_restart_instance(service); 29373472f5dcSdougm /* 2938a3351425Sdougm * There are only a few SMF errors at this point, but 2939a3351425Sdougm * it is also possible that a bad value may have put 2940a3351425Sdougm * the service into maintenance if there wasn't an 2941a3351425Sdougm * SMF level error. 29423472f5dcSdougm */ 2943a3351425Sdougm if (ret != 0) { 2944a3351425Sdougm (void) fprintf(stderr, 2945a3351425Sdougm dgettext(TEXT_DOMAIN, 2946a3351425Sdougm "%s failed to restart: %s\n"), 2947a3351425Sdougm scf_strerror(scf_error())); 2948a3351425Sdougm } else { 2949a3351425Sdougm /* 2950a3351425Sdougm * Check whether it has gone to "maintenance" 2951a3351425Sdougm * mode or not. Maintenance implies something 2952a3351425Sdougm * went wrong. 2953a3351425Sdougm */ 2954a3351425Sdougm if (service_in_state(service, 2955a3351425Sdougm SCF_STATE_STRING_MAINT)) { 2956a3351425Sdougm (void) fprintf(stderr, 2957a3351425Sdougm dgettext(TEXT_DOMAIN, 2958a3351425Sdougm "%s failed to restart\n"), 2959a3351425Sdougm service); 2960a3351425Sdougm } 2961a3351425Sdougm } 29623472f5dcSdougm } 2963a3351425Sdougm svcs &= ~mask; 29646185db85Sdougm } 29656185db85Sdougm } 29666185db85Sdougm 29673472f5dcSdougm /* 29683472f5dcSdougm * nfs_minmax_check(name, value) 29693472f5dcSdougm * 29703472f5dcSdougm * Verify that the value for the property specified by index is valid 29713472f5dcSdougm * relative to the opposite value in the case of a min/max variable. 29723472f5dcSdougm * Currently, server_minvers/server_maxvers and 29733472f5dcSdougm * client_minvers/client_maxvers are the only ones to check. 29743472f5dcSdougm */ 29753472f5dcSdougm 29763472f5dcSdougm static int 29773472f5dcSdougm nfs_minmax_check(int index, int value) 29783472f5dcSdougm { 29793472f5dcSdougm int val; 29803472f5dcSdougm char *pval; 29813472f5dcSdougm sa_property_t prop; 29823472f5dcSdougm sa_optionset_t opts; 29833472f5dcSdougm int ret = B_TRUE; 29843472f5dcSdougm 29853472f5dcSdougm if (proto_options[index].other != NULL) { 2986a3351425Sdougm /* have a property to compare against */ 2987a3351425Sdougm opts = nfs_get_proto_set(); 2988a3351425Sdougm prop = sa_get_property(opts, proto_options[index].other); 29893472f5dcSdougm /* 29903472f5dcSdougm * If we don't find the property, assume default 29913472f5dcSdougm * values which will work since the max will be at the 29923472f5dcSdougm * max and the min at the min. 29933472f5dcSdougm */ 2994a3351425Sdougm if (prop != NULL) { 2995a3351425Sdougm pval = sa_get_property_attr(prop, "value"); 2996a3351425Sdougm if (pval != NULL) { 2997a3351425Sdougm val = strtoul(pval, NULL, 0); 2998a3351425Sdougm if (proto_options[index].compare == 2999a3351425Sdougm OPT_CMP_LE) { 3000a3351425Sdougm ret = value <= val ? B_TRUE : B_FALSE; 3001a3351425Sdougm } else if (proto_options[index].compare == 3002a3351425Sdougm OPT_CMP_GE) { 3003a3351425Sdougm ret = value >= val ? B_TRUE : B_FALSE; 3004a3351425Sdougm } 3005a3351425Sdougm } 30063472f5dcSdougm } 30073472f5dcSdougm } 30083472f5dcSdougm return (ret); 30093472f5dcSdougm } 30103472f5dcSdougm 30116185db85Sdougm /* 30126185db85Sdougm * nfs_validate_proto_prop(index, name, value) 30136185db85Sdougm * 3014da6c28aaSamw * Verify that the property specified by name can take the new 30156185db85Sdougm * value. This is a sanity check to prevent bad values getting into 30163472f5dcSdougm * the default files. All values need to be checked against what is 30173472f5dcSdougm * allowed by their defined type. If a type isn't explicitly defined 30183472f5dcSdougm * here, it is treated as a string. 30193472f5dcSdougm * 30203472f5dcSdougm * Note that OPT_TYPE_NUMBER will additionally check that the value is 30213472f5dcSdougm * within the range specified and potentially against another property 30223472f5dcSdougm * value as well as specified in the proto_options members other and 30233472f5dcSdougm * compare. 30246185db85Sdougm */ 30256185db85Sdougm 30266185db85Sdougm static int 30276185db85Sdougm nfs_validate_proto_prop(int index, char *name, char *value) 30286185db85Sdougm { 30296185db85Sdougm int ret = SA_OK; 30306185db85Sdougm char *cp; 30316185db85Sdougm #ifdef lint 30326185db85Sdougm name = name; 30336185db85Sdougm #endif 30346185db85Sdougm 30356185db85Sdougm switch (proto_options[index].type) { 30366185db85Sdougm case OPT_TYPE_NUMBER: 3037a3351425Sdougm if (!is_a_number(value)) 3038a3351425Sdougm ret = SA_BAD_VALUE; 3039a3351425Sdougm else { 3040a3351425Sdougm int val; 3041a3351425Sdougm val = strtoul(value, NULL, 0); 3042a3351425Sdougm if (val < proto_options[index].minval || 3043a3351425Sdougm val > proto_options[index].maxval) 3044a3351425Sdougm ret = SA_BAD_VALUE; 3045a3351425Sdougm /* 3046a3351425Sdougm * For server_versmin/server_versmax and 3047a3351425Sdougm * client_versmin/client_versmax, the value of the 3048a3351425Sdougm * min(max) should be checked to be correct relative 3049a3351425Sdougm * to the current max(min). 3050a3351425Sdougm */ 3051a3351425Sdougm if (!nfs_minmax_check(index, val)) { 3052a3351425Sdougm ret = SA_BAD_VALUE; 3053a3351425Sdougm } 30543472f5dcSdougm } 3055a3351425Sdougm break; 30563472f5dcSdougm 30576185db85Sdougm case OPT_TYPE_DOMAIN: 30586185db85Sdougm /* 30593472f5dcSdougm * needs to be a qualified domain so will have at 30603472f5dcSdougm * least one period and other characters on either 30613472f5dcSdougm * side of it. A zero length string is also allowed 30623472f5dcSdougm * and is the way to turn off the override. 30636185db85Sdougm */ 3064a3351425Sdougm if (strlen(value) == 0) 3065a3351425Sdougm break; 3066a3351425Sdougm cp = strchr(value, '.'); 3067a3351425Sdougm if (cp == NULL || cp == value || strchr(value, '@') != NULL) 3068a3351425Sdougm ret = SA_BAD_VALUE; 30693472f5dcSdougm break; 30703472f5dcSdougm 30716185db85Sdougm case OPT_TYPE_BOOLEAN: 3072a3351425Sdougm if (strlen(value) == 0 || 3073a3351425Sdougm strcasecmp(value, "true") == 0 || 3074a3351425Sdougm strcmp(value, "1") == 0 || 3075a3351425Sdougm strcasecmp(value, "false") == 0 || 3076a3351425Sdougm strcmp(value, "0") == 0) { 3077a3351425Sdougm ret = SA_OK; 3078a3351425Sdougm } else { 3079a3351425Sdougm ret = SA_BAD_VALUE; 3080a3351425Sdougm } 3081a3351425Sdougm break; 30823472f5dcSdougm 30836185db85Sdougm case OPT_TYPE_ONOFF: 3084a3351425Sdougm if (strcasecmp(value, "on") != 0 && 3085a3351425Sdougm strcasecmp(value, "off") != 0) { 3086a3351425Sdougm ret = SA_BAD_VALUE; 3087a3351425Sdougm } 3088a3351425Sdougm break; 30893472f5dcSdougm 30906185db85Sdougm case OPT_TYPE_PROTOCOL: 3091917c27c8Sdougm if (strlen(value) != 0 && 3092917c27c8Sdougm strcasecmp(value, "all") != 0 && 3093a3351425Sdougm strcasecmp(value, "tcp") != 0 && 3094a3351425Sdougm strcasecmp(value, "udp") != 0) 3095a3351425Sdougm ret = SA_BAD_VALUE; 3096a3351425Sdougm break; 30973472f5dcSdougm 30983472f5dcSdougm default: 3099a3351425Sdougm /* treat as a string */ 3100a3351425Sdougm break; 31016185db85Sdougm } 31026185db85Sdougm return (ret); 31036185db85Sdougm } 31046185db85Sdougm 31056185db85Sdougm /* 31066185db85Sdougm * nfs_set_proto_prop(prop) 31076185db85Sdougm * 31086185db85Sdougm * check that prop is valid. 31096185db85Sdougm */ 31106185db85Sdougm 31116185db85Sdougm static int 31126185db85Sdougm nfs_set_proto_prop(sa_property_t prop) 31136185db85Sdougm { 31146185db85Sdougm int ret = SA_OK; 31156185db85Sdougm char *name; 31166185db85Sdougm char *value; 31176185db85Sdougm 31186185db85Sdougm name = sa_get_property_attr(prop, "type"); 31196185db85Sdougm value = sa_get_property_attr(prop, "value"); 31206185db85Sdougm if (name != NULL && value != NULL) { 3121a3351425Sdougm int index = findprotoopt(name, 1); 3122a3351425Sdougm if (index >= 0) { 3123a3351425Sdougm /* should test for valid value */ 3124a3351425Sdougm ret = nfs_validate_proto_prop(index, name, value); 3125a3351425Sdougm if (ret == SA_OK) 3126a3351425Sdougm ret = set_default_file_value( 3127a3351425Sdougm proto_options[index].tag, value); 3128a3351425Sdougm if (ret == SA_OK) 3129a3351425Sdougm restart_service(proto_options[index].svcs); 3130a3351425Sdougm } 31316185db85Sdougm } 31326185db85Sdougm if (name != NULL) 3133a3351425Sdougm sa_free_attr_string(name); 31346185db85Sdougm if (value != NULL) 3135a3351425Sdougm sa_free_attr_string(value); 31366185db85Sdougm return (ret); 31376185db85Sdougm } 31386185db85Sdougm 31396185db85Sdougm /* 31406185db85Sdougm * nfs_get_status() 31416185db85Sdougm * 31426185db85Sdougm * What is the current status of the nfsd? We use the SMF state here. 31436185db85Sdougm * Caller must free the returned value. 31446185db85Sdougm */ 31456185db85Sdougm 31466185db85Sdougm static char * 31476185db85Sdougm nfs_get_status() 31486185db85Sdougm { 31496185db85Sdougm char *state; 31506185db85Sdougm state = smf_get_state(NFSD); 31516185db85Sdougm return (state != NULL ? state : strdup("-")); 31526185db85Sdougm } 31536185db85Sdougm 31546185db85Sdougm /* 31556185db85Sdougm * nfs_space_alias(alias) 31566185db85Sdougm * 31576185db85Sdougm * Lookup the space (security) name. If it is default, convert to the 31586185db85Sdougm * real name. 31596185db85Sdougm */ 31606185db85Sdougm 31616185db85Sdougm static char * 31626185db85Sdougm nfs_space_alias(char *space) 31636185db85Sdougm { 31646185db85Sdougm char *name = space; 31656185db85Sdougm seconfig_t secconf; 3166a99982a7Sdougm 3167a99982a7Sdougm /* 3168a99982a7Sdougm * Only the space named "default" is special. If it is used, 3169a99982a7Sdougm * the default needs to be looked up and the real name used. 3170a99982a7Sdougm * This is normally "sys" but could be changed. We always 3171a99982a7Sdougm * change defautl to the real name. 3172a99982a7Sdougm */ 3173a99982a7Sdougm if (strcmp(space, "default") == 0 && 3174a99982a7Sdougm nfs_getseconfig_default(&secconf) == 0) { 3175a3351425Sdougm if (nfs_getseconfig_bynumber(secconf.sc_nfsnum, &secconf) == 0) 3176a3351425Sdougm name = secconf.sc_name; 31776185db85Sdougm } 31786185db85Sdougm return (strdup(name)); 31796185db85Sdougm } 3180da6c28aaSamw 3181da6c28aaSamw /* 3182da6c28aaSamw * nfs_features() 3183da6c28aaSamw * 3184da6c28aaSamw * Return a mask of the features required. 3185da6c28aaSamw */ 3186da6c28aaSamw 3187da6c28aaSamw static uint64_t 3188da6c28aaSamw nfs_features() 3189da6c28aaSamw { 31909e5da854Sdougm return ((uint64_t)SA_FEATURE_DFSTAB | SA_FEATURE_SERVER); 3191da6c28aaSamw } 3192