| /* |
| * CDDL HEADER START |
| * |
| * The contents of this file are subject to the terms of the |
| * Common Development and Distribution License (the "License"). |
| * You may not use this file except in compliance with the License. |
| * |
| * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
| * or http://www.opensolaris.org/os/licensing. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * |
| * When distributing Covered Code, include this CDDL HEADER in each |
| * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
| * If applicable, add the following below this CDDL HEADER, with the |
| * fields enclosed by brackets "[]" replaced with your own identifying |
| * information: Portions Copyright [yyyy] [name of copyright owner] |
| * |
| * CDDL HEADER END |
| */ |
| /* |
| * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 2011, 2015 by Delphix. All rights reserved. |
| * Copyright (c) 2013 by Saso Kiselkov. All rights reserved. |
| * Copyright 2016, Joyent, Inc. |
| */ |
| |
| /* Portions Copyright 2010 Robert Milkowski */ |
| |
| #include <sys/zio.h> |
| #include <sys/spa.h> |
| #include <sys/u8_textprep.h> |
| #include <sys/zfs_acl.h> |
| #include <sys/zfs_ioctl.h> |
| #include <sys/zfs_znode.h> |
| #include <sys/dsl_crypt.h> |
| |
| #include "zfs_prop.h" |
| #include "zfs_deleg.h" |
| #include "zfs_fletcher.h" |
| |
| #if !defined(_KERNEL) |
| #include <stdlib.h> |
| #include <string.h> |
| #include <ctype.h> |
| #endif |
| |
| static zprop_desc_t zfs_prop_table[ZFS_NUM_PROPS]; |
| |
| /* Note this is indexed by zfs_userquota_prop_t, keep the order the same */ |
| const char *zfs_userquota_prop_prefixes[] = { |
| "userused@", |
| "userquota@", |
| "groupused@", |
| "groupquota@", |
| "userobjused@", |
| "userobjquota@", |
| "groupobjused@", |
| "groupobjquota@", |
| "projectused@", |
| "projectquota@", |
| "projectobjused@", |
| "projectobjquota@" |
| }; |
| |
| zprop_desc_t * |
| zfs_prop_get_table(void) |
| { |
| return (zfs_prop_table); |
| } |
| |
| void |
| zfs_prop_init(void) |
| { |
| static zprop_index_t checksum_table[] = { |
| { "on", ZIO_CHECKSUM_ON }, |
| { "off", ZIO_CHECKSUM_OFF }, |
| { "fletcher2", ZIO_CHECKSUM_FLETCHER_2 }, |
| { "fletcher4", ZIO_CHECKSUM_FLETCHER_4 }, |
| { "sha256", ZIO_CHECKSUM_SHA256 }, |
| { "noparity", ZIO_CHECKSUM_NOPARITY }, |
| { "sha512", ZIO_CHECKSUM_SHA512 }, |
| { "skein", ZIO_CHECKSUM_SKEIN }, |
| { "edonr", ZIO_CHECKSUM_EDONR }, |
| { NULL } |
| }; |
| |
| static zprop_index_t dedup_table[] = { |
| { "on", ZIO_CHECKSUM_ON }, |
| { "off", ZIO_CHECKSUM_OFF }, |
| { "verify", ZIO_CHECKSUM_ON | ZIO_CHECKSUM_VERIFY }, |
| { "sha256", ZIO_CHECKSUM_SHA256 }, |
| { "sha256,verify", |
| ZIO_CHECKSUM_SHA256 | ZIO_CHECKSUM_VERIFY }, |
| { "sha512", ZIO_CHECKSUM_SHA512 }, |
| { "sha512,verify", |
| ZIO_CHECKSUM_SHA512 | ZIO_CHECKSUM_VERIFY }, |
| { "skein", ZIO_CHECKSUM_SKEIN }, |
| { "skein,verify", |
| ZIO_CHECKSUM_SKEIN | ZIO_CHECKSUM_VERIFY }, |
| { "edonr,verify", |
| ZIO_CHECKSUM_EDONR | ZIO_CHECKSUM_VERIFY }, |
| { NULL } |
| }; |
| |
| static zprop_index_t compress_table[] = { |
| { "on", ZIO_COMPRESS_ON }, |
| { "off", ZIO_COMPRESS_OFF }, |
| { "lzjb", ZIO_COMPRESS_LZJB }, |
| { "gzip", ZIO_COMPRESS_GZIP_6 }, /* gzip default */ |
| { "gzip-1", ZIO_COMPRESS_GZIP_1 }, |
| { "gzip-2", ZIO_COMPRESS_GZIP_2 }, |
| { "gzip-3", ZIO_COMPRESS_GZIP_3 }, |
| { "gzip-4", ZIO_COMPRESS_GZIP_4 }, |
| { "gzip-5", ZIO_COMPRESS_GZIP_5 }, |
| { "gzip-6", ZIO_COMPRESS_GZIP_6 }, |
| { "gzip-7", ZIO_COMPRESS_GZIP_7 }, |
| { "gzip-8", ZIO_COMPRESS_GZIP_8 }, |
| { "gzip-9", ZIO_COMPRESS_GZIP_9 }, |
| { "zle", ZIO_COMPRESS_ZLE }, |
| { "lz4", ZIO_COMPRESS_LZ4 }, |
| { NULL } |
| }; |
| |
| static zprop_index_t crypto_table[] = { |
| { "on", ZIO_CRYPT_ON }, |
| { "off", ZIO_CRYPT_OFF }, |
| { "aes-128-ccm", ZIO_CRYPT_AES_128_CCM }, |
| { "aes-192-ccm", ZIO_CRYPT_AES_192_CCM }, |
| { "aes-256-ccm", ZIO_CRYPT_AES_256_CCM }, |
| { "aes-128-gcm", ZIO_CRYPT_AES_128_GCM }, |
| { "aes-192-gcm", ZIO_CRYPT_AES_192_GCM }, |
| { "aes-256-gcm", ZIO_CRYPT_AES_256_GCM }, |
| { NULL } |
| }; |
| |
| static zprop_index_t keyformat_table[] = { |
| { "none", ZFS_KEYFORMAT_NONE }, |
| { "raw", ZFS_KEYFORMAT_RAW }, |
| { "hex", ZFS_KEYFORMAT_HEX }, |
| { "passphrase", ZFS_KEYFORMAT_PASSPHRASE }, |
| { NULL } |
| }; |
| |
| static zprop_index_t snapdir_table[] = { |
| { "hidden", ZFS_SNAPDIR_HIDDEN }, |
| { "visible", ZFS_SNAPDIR_VISIBLE }, |
| { NULL } |
| }; |
| |
| static zprop_index_t snapdev_table[] = { |
| { "hidden", ZFS_SNAPDEV_HIDDEN }, |
| { "visible", ZFS_SNAPDEV_VISIBLE }, |
| { NULL } |
| }; |
| |
| static zprop_index_t acltype_table[] = { |
| { "off", ZFS_ACLTYPE_OFF }, |
| { "disabled", ZFS_ACLTYPE_OFF }, |
| { "noacl", ZFS_ACLTYPE_OFF }, |
| { "posixacl", ZFS_ACLTYPE_POSIXACL }, |
| { NULL } |
| }; |
| |
| static zprop_index_t acl_inherit_table[] = { |
| { "discard", ZFS_ACL_DISCARD }, |
| { "noallow", ZFS_ACL_NOALLOW }, |
| { "restricted", ZFS_ACL_RESTRICTED }, |
| { "passthrough", ZFS_ACL_PASSTHROUGH }, |
| { "secure", ZFS_ACL_RESTRICTED }, /* bkwrd compatibility */ |
| { "passthrough-x", ZFS_ACL_PASSTHROUGH_X }, |
| { NULL } |
| }; |
| |
| static zprop_index_t case_table[] = { |
| { "sensitive", ZFS_CASE_SENSITIVE }, |
| { "insensitive", ZFS_CASE_INSENSITIVE }, |
| { "mixed", ZFS_CASE_MIXED }, |
| { NULL } |
| }; |
| |
| static zprop_index_t copies_table[] = { |
| { "1", 1 }, |
| { "2", 2 }, |
| { "3", 3 }, |
| { NULL } |
| }; |
| |
| /* |
| * Use the unique flags we have to send to u8_strcmp() and/or |
| * u8_textprep() to represent the various normalization property |
| * values. |
| */ |
| static zprop_index_t normalize_table[] = { |
| { "none", 0 }, |
| { "formD", U8_TEXTPREP_NFD }, |
| { "formKC", U8_TEXTPREP_NFKC }, |
| { "formC", U8_TEXTPREP_NFC }, |
| { "formKD", U8_TEXTPREP_NFKD }, |
| { NULL } |
| }; |
| |
| static zprop_index_t version_table[] = { |
| { "1", 1 }, |
| { "2", 2 }, |
| { "3", 3 }, |
| { "4", 4 }, |
| { "5", 5 }, |
| { "current", ZPL_VERSION }, |
| { NULL } |
| }; |
| |
| static zprop_index_t boolean_table[] = { |
| { "off", 0 }, |
| { "on", 1 }, |
| { NULL } |
| }; |
| |
| static zprop_index_t keystatus_table[] = { |
| { "none", ZFS_KEYSTATUS_NONE}, |
| { "unavailable", ZFS_KEYSTATUS_UNAVAILABLE}, |
| { "available", ZFS_KEYSTATUS_AVAILABLE}, |
| { NULL } |
| }; |
| |
| static zprop_index_t logbias_table[] = { |
| { "latency", ZFS_LOGBIAS_LATENCY }, |
| { "throughput", ZFS_LOGBIAS_THROUGHPUT }, |
| { NULL } |
| }; |
| |
| static zprop_index_t canmount_table[] = { |
| { "off", ZFS_CANMOUNT_OFF }, |
| { "on", ZFS_CANMOUNT_ON }, |
| { "noauto", ZFS_CANMOUNT_NOAUTO }, |
| { NULL } |
| }; |
| |
| static zprop_index_t cache_table[] = { |
| { "none", ZFS_CACHE_NONE }, |
| { "metadata", ZFS_CACHE_METADATA }, |
| { "all", ZFS_CACHE_ALL }, |
| { NULL } |
| }; |
| |
| static zprop_index_t sync_table[] = { |
| { "standard", ZFS_SYNC_STANDARD }, |
| { "always", ZFS_SYNC_ALWAYS }, |
| { "disabled", ZFS_SYNC_DISABLED }, |
| { NULL } |
| }; |
| |
| static zprop_index_t xattr_table[] = { |
| { "off", ZFS_XATTR_OFF }, |
| { "on", ZFS_XATTR_DIR }, |
| { "sa", ZFS_XATTR_SA }, |
| { "dir", ZFS_XATTR_DIR }, |
| { NULL } |
| }; |
| |
| static zprop_index_t dnsize_table[] = { |
| { "legacy", ZFS_DNSIZE_LEGACY }, |
| { "auto", ZFS_DNSIZE_AUTO }, |
| { "1k", ZFS_DNSIZE_1K }, |
| { "2k", ZFS_DNSIZE_2K }, |
| { "4k", ZFS_DNSIZE_4K }, |
| { "8k", ZFS_DNSIZE_8K }, |
| { "16k", ZFS_DNSIZE_16K }, |
| { NULL } |
| }; |
| |
| static zprop_index_t redundant_metadata_table[] = { |
| { "all", ZFS_REDUNDANT_METADATA_ALL }, |
| { "most", ZFS_REDUNDANT_METADATA_MOST }, |
| { NULL } |
| }; |
| |
| static zprop_index_t volmode_table[] = { |
| { "default", ZFS_VOLMODE_DEFAULT }, |
| { "full", ZFS_VOLMODE_GEOM }, |
| { "geom", ZFS_VOLMODE_GEOM }, |
| { "dev", ZFS_VOLMODE_DEV }, |
| { "none", ZFS_VOLMODE_NONE }, |
| { NULL } |
| }; |
| |
| /* inherit index properties */ |
| zprop_register_index(ZFS_PROP_REDUNDANT_METADATA, "redundant_metadata", |
| ZFS_REDUNDANT_METADATA_ALL, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "all | most", "REDUND_MD", |
| redundant_metadata_table); |
| zprop_register_index(ZFS_PROP_SYNC, "sync", ZFS_SYNC_STANDARD, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "standard | always | disabled", "SYNC", |
| sync_table); |
| zprop_register_index(ZFS_PROP_CHECKSUM, "checksum", |
| ZIO_CHECKSUM_DEFAULT, PROP_INHERIT, ZFS_TYPE_FILESYSTEM | |
| ZFS_TYPE_VOLUME, |
| "on | off | fletcher2 | fletcher4 | sha256 | sha512 | " |
| "skein | edonr", "CHECKSUM", checksum_table); |
| zprop_register_index(ZFS_PROP_DEDUP, "dedup", ZIO_CHECKSUM_OFF, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "on | off | verify | sha256[,verify], sha512[,verify], " |
| "skein[,verify], edonr,verify", "DEDUP", dedup_table); |
| zprop_register_index(ZFS_PROP_COMPRESSION, "compression", |
| ZIO_COMPRESS_DEFAULT, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "on | off | lzjb | gzip | gzip-[1-9] | zle | lz4", "COMPRESS", |
| compress_table); |
| zprop_register_index(ZFS_PROP_SNAPDIR, "snapdir", ZFS_SNAPDIR_HIDDEN, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM, |
| "hidden | visible", "SNAPDIR", snapdir_table); |
| zprop_register_index(ZFS_PROP_SNAPDEV, "snapdev", ZFS_SNAPDEV_HIDDEN, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "hidden | visible", "SNAPDEV", snapdev_table); |
| zprop_register_index(ZFS_PROP_ACLTYPE, "acltype", ZFS_ACLTYPE_OFF, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, |
| "noacl | posixacl", "ACLTYPE", acltype_table); |
| zprop_register_index(ZFS_PROP_ACLINHERIT, "aclinherit", |
| ZFS_ACL_RESTRICTED, PROP_INHERIT, ZFS_TYPE_FILESYSTEM, |
| "discard | noallow | restricted | passthrough | passthrough-x", |
| "ACLINHERIT", acl_inherit_table); |
| zprop_register_index(ZFS_PROP_COPIES, "copies", 1, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "1 | 2 | 3", "COPIES", copies_table); |
| zprop_register_index(ZFS_PROP_PRIMARYCACHE, "primarycache", |
| ZFS_CACHE_ALL, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, |
| "all | none | metadata", "PRIMARYCACHE", cache_table); |
| zprop_register_index(ZFS_PROP_SECONDARYCACHE, "secondarycache", |
| ZFS_CACHE_ALL, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, |
| "all | none | metadata", "SECONDARYCACHE", cache_table); |
| zprop_register_index(ZFS_PROP_LOGBIAS, "logbias", ZFS_LOGBIAS_LATENCY, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "latency | throughput", "LOGBIAS", logbias_table); |
| zprop_register_index(ZFS_PROP_XATTR, "xattr", ZFS_XATTR_DIR, |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, |
| "on | off | dir | sa", "XATTR", xattr_table); |
| zprop_register_index(ZFS_PROP_DNODESIZE, "dnodesize", |
| ZFS_DNSIZE_LEGACY, PROP_INHERIT, ZFS_TYPE_FILESYSTEM, |
| "legacy | auto | 1k | 2k | 4k | 8k | 16k", "DNSIZE", dnsize_table); |
| zprop_register_index(ZFS_PROP_VOLMODE, "volmode", |
| ZFS_VOLMODE_DEFAULT, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "default | full | geom | dev | none", "VOLMODE", volmode_table); |
| |
| /* inherit index (boolean) properties */ |
| zprop_register_index(ZFS_PROP_ATIME, "atime", 1, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "on | off", "ATIME", boolean_table); |
| zprop_register_index(ZFS_PROP_RELATIME, "relatime", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "on | off", "RELATIME", boolean_table); |
| zprop_register_index(ZFS_PROP_DEVICES, "devices", 1, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "DEVICES", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_EXEC, "exec", 1, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "EXEC", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_SETUID, "setuid", 1, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "SETUID", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_READONLY, "readonly", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "on | off", "RDONLY", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_ZONED, "zoned", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "on | off", "ZONED", boolean_table); |
| zprop_register_index(ZFS_PROP_VSCAN, "vscan", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "on | off", "VSCAN", boolean_table); |
| zprop_register_index(ZFS_PROP_NBMAND, "nbmand", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "NBMAND", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_OVERLAY, "overlay", 0, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "on | off", "OVERLAY", boolean_table); |
| |
| /* default index properties */ |
| zprop_register_index(ZFS_PROP_VERSION, "version", 0, PROP_DEFAULT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, |
| "1 | 2 | 3 | 4 | 5 | current", "VERSION", version_table); |
| zprop_register_index(ZFS_PROP_CANMOUNT, "canmount", ZFS_CANMOUNT_ON, |
| PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, "on | off | noauto", |
| "CANMOUNT", canmount_table); |
| |
| /* readonly index properties */ |
| zprop_register_index(ZFS_PROP_MOUNTED, "mounted", 0, PROP_READONLY, |
| ZFS_TYPE_FILESYSTEM, "yes | no", "MOUNTED", boolean_table); |
| zprop_register_index(ZFS_PROP_DEFER_DESTROY, "defer_destroy", 0, |
| PROP_READONLY, ZFS_TYPE_SNAPSHOT, "yes | no", "DEFER_DESTROY", |
| boolean_table); |
| zprop_register_index(ZFS_PROP_KEYSTATUS, "keystatus", |
| ZFS_KEYSTATUS_NONE, PROP_READONLY, ZFS_TYPE_DATASET, |
| "none | unavailable | available", |
| "KEYSTATUS", keystatus_table); |
| |
| /* set once index properties */ |
| zprop_register_index(ZFS_PROP_NORMALIZE, "normalization", 0, |
| PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, |
| "none | formC | formD | formKC | formKD", "NORMALIZATION", |
| normalize_table); |
| zprop_register_index(ZFS_PROP_CASE, "casesensitivity", |
| ZFS_CASE_SENSITIVE, PROP_ONETIME, ZFS_TYPE_FILESYSTEM | |
| ZFS_TYPE_SNAPSHOT, |
| "sensitive | insensitive | mixed", "CASE", case_table); |
| zprop_register_index(ZFS_PROP_KEYFORMAT, "keyformat", |
| ZFS_KEYFORMAT_NONE, PROP_ONETIME_DEFAULT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "none | raw | hex | passphrase", "KEYFORMAT", keyformat_table); |
| zprop_register_index(ZFS_PROP_ENCRYPTION, "encryption", |
| ZIO_CRYPT_DEFAULT, PROP_ONETIME, ZFS_TYPE_DATASET, |
| "on | off | aes-128-ccm | aes-192-ccm | aes-256-ccm | " |
| "aes-128-gcm | aes-192-gcm | aes-256-gcm", "ENCRYPTION", |
| crypto_table); |
| |
| /* set once index (boolean) properties */ |
| zprop_register_index(ZFS_PROP_UTF8ONLY, "utf8only", 0, PROP_ONETIME, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, |
| "on | off", "UTF8ONLY", boolean_table); |
| |
| /* string properties */ |
| zprop_register_string(ZFS_PROP_ORIGIN, "origin", NULL, PROP_READONLY, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<snapshot>", "ORIGIN"); |
| zprop_register_string(ZFS_PROP_CLONES, "clones", NULL, PROP_READONLY, |
| ZFS_TYPE_SNAPSHOT, "<dataset>[,...]", "CLONES"); |
| zprop_register_string(ZFS_PROP_MOUNTPOINT, "mountpoint", "/", |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM, "<path> | legacy | none", |
| "MOUNTPOINT"); |
| zprop_register_string(ZFS_PROP_SHARENFS, "sharenfs", "off", |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM, "on | off | share(1M) options", |
| "SHARENFS"); |
| zprop_register_string(ZFS_PROP_TYPE, "type", NULL, PROP_READONLY, |
| ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, |
| "filesystem | volume | snapshot | bookmark", "TYPE"); |
| zprop_register_string(ZFS_PROP_SHARESMB, "sharesmb", "off", |
| PROP_INHERIT, ZFS_TYPE_FILESYSTEM, |
| "on | off | sharemgr(1M) options", "SHARESMB"); |
| zprop_register_string(ZFS_PROP_MLSLABEL, "mlslabel", |
| ZFS_MLSLABEL_DEFAULT, PROP_INHERIT, ZFS_TYPE_DATASET, |
| "<sensitivity label>", "MLSLABEL"); |
| zprop_register_string(ZFS_PROP_SELINUX_CONTEXT, "context", |
| "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux context>", |
| "CONTEXT"); |
| zprop_register_string(ZFS_PROP_SELINUX_FSCONTEXT, "fscontext", |
| "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux fscontext>", |
| "FSCONTEXT"); |
| zprop_register_string(ZFS_PROP_SELINUX_DEFCONTEXT, "defcontext", |
| "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux defcontext>", |
| "DEFCONTEXT"); |
| zprop_register_string(ZFS_PROP_SELINUX_ROOTCONTEXT, "rootcontext", |
| "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux rootcontext>", |
| "ROOTCONTEXT"); |
| zprop_register_string(ZFS_PROP_RECEIVE_RESUME_TOKEN, |
| "receive_resume_token", |
| NULL, PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<string token>", "RESUMETOK"); |
| zprop_register_string(ZFS_PROP_ENCRYPTION_ROOT, "encryptionroot", NULL, |
| PROP_READONLY, ZFS_TYPE_DATASET, "<filesystem | volume>", |
| "ENCROOT"); |
| zprop_register_string(ZFS_PROP_KEYLOCATION, "keylocation", |
| "none", PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "prompt | <file URI>", "KEYLOCATION"); |
| |
| /* readonly number properties */ |
| zprop_register_number(ZFS_PROP_USED, "used", 0, PROP_READONLY, |
| ZFS_TYPE_DATASET, "<size>", "USED"); |
| zprop_register_number(ZFS_PROP_AVAILABLE, "available", 0, PROP_READONLY, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "AVAIL"); |
| zprop_register_number(ZFS_PROP_REFERENCED, "referenced", 0, |
| PROP_READONLY, ZFS_TYPE_DATASET, "<size>", "REFER"); |
| zprop_register_number(ZFS_PROP_COMPRESSRATIO, "compressratio", 0, |
| PROP_READONLY, ZFS_TYPE_DATASET, |
| "<1.00x or higher if compressed>", "RATIO"); |
| zprop_register_number(ZFS_PROP_REFRATIO, "refcompressratio", 0, |
| PROP_READONLY, ZFS_TYPE_DATASET, |
| "<1.00x or higher if compressed>", "REFRATIO"); |
| zprop_register_number(ZFS_PROP_VOLBLOCKSIZE, "volblocksize", |
| ZVOL_DEFAULT_BLOCKSIZE, PROP_ONETIME, |
| ZFS_TYPE_VOLUME, "512 to 128k, power of 2", "VOLBLOCK"); |
| zprop_register_number(ZFS_PROP_USEDSNAP, "usedbysnapshots", 0, |
| PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", |
| "USEDSNAP"); |
| zprop_register_number(ZFS_PROP_USEDDS, "usedbydataset", 0, |
| PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", |
| "USEDDS"); |
| zprop_register_number(ZFS_PROP_USEDCHILD, "usedbychildren", 0, |
| PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", |
| "USEDCHILD"); |
| zprop_register_number(ZFS_PROP_USEDREFRESERV, "usedbyrefreservation", 0, |
| PROP_READONLY, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDREFRESERV"); |
| zprop_register_number(ZFS_PROP_USERREFS, "userrefs", 0, PROP_READONLY, |
| ZFS_TYPE_SNAPSHOT, "<count>", "USERREFS"); |
| zprop_register_number(ZFS_PROP_WRITTEN, "written", 0, PROP_READONLY, |
| ZFS_TYPE_DATASET, "<size>", "WRITTEN"); |
| zprop_register_number(ZFS_PROP_LOGICALUSED, "logicalused", 0, |
| PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", |
| "LUSED"); |
| zprop_register_number(ZFS_PROP_LOGICALREFERENCED, "logicalreferenced", |
| 0, PROP_READONLY, ZFS_TYPE_DATASET, "<size>", "LREFER"); |
| zprop_register_number(ZFS_PROP_FILESYSTEM_COUNT, "filesystem_count", |
| UINT64_MAX, PROP_READONLY, ZFS_TYPE_FILESYSTEM, |
| "<count>", "FSCOUNT"); |
| zprop_register_number(ZFS_PROP_SNAPSHOT_COUNT, "snapshot_count", |
| UINT64_MAX, PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<count>", "SSCOUNT"); |
| zprop_register_number(ZFS_PROP_GUID, "guid", 0, PROP_READONLY, |
| ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<uint64>", "GUID"); |
| zprop_register_number(ZFS_PROP_CREATETXG, "createtxg", 0, PROP_READONLY, |
| ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<uint64>", "CREATETXG"); |
| zprop_register_hidden(ZFS_PROP_REMAPTXG, "remaptxg", PROP_TYPE_NUMBER, |
| PROP_READONLY, ZFS_TYPE_DATASET, "REMAPTXG"); |
| zprop_register_number(ZFS_PROP_PBKDF2_ITERS, "pbkdf2iters", |
| 0, PROP_ONETIME_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<iters>", "PBKDF2ITERS"); |
| zprop_register_number(ZFS_PROP_OBJSETID, "objsetid", 0, |
| PROP_READONLY, ZFS_TYPE_DATASET, "<uint64>", "OBJSETID"); |
| |
| /* default number properties */ |
| zprop_register_number(ZFS_PROP_QUOTA, "quota", 0, PROP_DEFAULT, |
| ZFS_TYPE_FILESYSTEM, "<size> | none", "QUOTA"); |
| zprop_register_number(ZFS_PROP_RESERVATION, "reservation", 0, |
| PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<size> | none", "RESERV"); |
| zprop_register_number(ZFS_PROP_VOLSIZE, "volsize", 0, PROP_DEFAULT, |
| ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, "<size>", "VOLSIZE"); |
| zprop_register_number(ZFS_PROP_REFQUOTA, "refquota", 0, PROP_DEFAULT, |
| ZFS_TYPE_FILESYSTEM, "<size> | none", "REFQUOTA"); |
| zprop_register_number(ZFS_PROP_REFRESERVATION, "refreservation", 0, |
| PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<size> | none", "REFRESERV"); |
| zprop_register_number(ZFS_PROP_FILESYSTEM_LIMIT, "filesystem_limit", |
| UINT64_MAX, PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, |
| "<count> | none", "FSLIMIT"); |
| zprop_register_number(ZFS_PROP_SNAPSHOT_LIMIT, "snapshot_limit", |
| UINT64_MAX, PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, |
| "<count> | none", "SSLIMIT"); |
| |
| /* inherit number properties */ |
| zprop_register_number(ZFS_PROP_RECORDSIZE, "recordsize", |
| SPA_OLD_MAXBLOCKSIZE, PROP_INHERIT, |
| ZFS_TYPE_FILESYSTEM, "512 to 1M, power of 2", "RECSIZE"); |
| zprop_register_number(ZFS_PROP_SPECIAL_SMALL_BLOCKS, |
| "special_small_blocks", 0, PROP_INHERIT, ZFS_TYPE_FILESYSTEM, |
| "zero or 512 to 1M, power of 2", "SPECIAL_SMALL_BLOCKS"); |
| |
| /* hidden properties */ |
| zprop_register_hidden(ZFS_PROP_NUMCLONES, "numclones", PROP_TYPE_NUMBER, |
| PROP_READONLY, ZFS_TYPE_SNAPSHOT, "NUMCLONES"); |
| zprop_register_hidden(ZFS_PROP_NAME, "name", PROP_TYPE_STRING, |
| PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "NAME"); |
| zprop_register_hidden(ZFS_PROP_ISCSIOPTIONS, "iscsioptions", |
| PROP_TYPE_STRING, PROP_INHERIT, ZFS_TYPE_VOLUME, "ISCSIOPTIONS"); |
| zprop_register_hidden(ZFS_PROP_STMF_SHAREINFO, "stmf_sbd_lu", |
| PROP_TYPE_STRING, PROP_INHERIT, ZFS_TYPE_VOLUME, |
| "STMF_SBD_LU"); |
| zprop_register_hidden(ZFS_PROP_USERACCOUNTING, "useraccounting", |
| PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_DATASET, |
| "USERACCOUNTING"); |
| zprop_register_hidden(ZFS_PROP_UNIQUE, "unique", PROP_TYPE_NUMBER, |
| PROP_READONLY, ZFS_TYPE_DATASET, "UNIQUE"); |
| zprop_register_hidden(ZFS_PROP_INCONSISTENT, "inconsistent", |
| PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_DATASET, "INCONSISTENT"); |
| zprop_register_hidden(ZFS_PROP_IVSET_GUID, "ivsetguid", |
| PROP_TYPE_NUMBER, PROP_READONLY, |
| ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "IVSETGUID"); |
| zprop_register_hidden(ZFS_PROP_PREV_SNAP, "prevsnap", PROP_TYPE_STRING, |
| PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "PREVSNAP"); |
| zprop_register_hidden(ZFS_PROP_PBKDF2_SALT, "pbkdf2salt", |
| PROP_TYPE_NUMBER, PROP_ONETIME_DEFAULT, |
| ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "PBKDF2SALT"); |
| zprop_register_hidden(ZFS_PROP_KEY_GUID, "keyguid", PROP_TYPE_NUMBER, |
| PROP_READONLY, ZFS_TYPE_DATASET, "KEYGUID"); |
| |
| /* |
| * Property to be removed once libbe is integrated |
| */ |
| zprop_register_hidden(ZFS_PROP_PRIVATE, "priv_prop", |
| PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_FILESYSTEM, |
| "PRIV_PROP"); |
| |
| /* oddball properties */ |
| zprop_register_impl(ZFS_PROP_CREATION, "creation", PROP_TYPE_NUMBER, 0, |
| NULL, PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, |
| "<date>", "CREATION", B_FALSE, B_TRUE, NULL); |
| } |
| |
| boolean_t |
| zfs_prop_delegatable(zfs_prop_t prop) |
| { |
| zprop_desc_t *pd = &zfs_prop_table[prop]; |
| |
| /* The mlslabel property is never delegatable. */ |
| if (prop == ZFS_PROP_MLSLABEL) |
| return (B_FALSE); |
| |
| return (pd->pd_attr != PROP_READONLY); |
| } |
| |
| /* |
| * Given a zfs dataset property name, returns the corresponding property ID. |
| */ |
| zfs_prop_t |
| zfs_name_to_prop(const char *propname) |
| { |
| return (zprop_name_to_prop(propname, ZFS_TYPE_DATASET)); |
| } |
| |
| /* |
| * For user property names, we allow all lowercase alphanumeric characters, plus |
| * a few useful punctuation characters. |
| */ |
| static int |
| valid_char(char c) |
| { |
| return ((c >= 'a' && c <= 'z') || |
| (c >= '0' && c <= '9') || |
| c == '-' || c == '_' || c == '.' || c == ':'); |
| } |
| |
| /* |
| * Returns true if this is a valid user-defined property (one with a ':'). |
| */ |
| boolean_t |
| zfs_prop_user(const char *name) |
| { |
| int i; |
| char c; |
| boolean_t foundsep = B_FALSE; |
| |
| for (i = 0; i < strlen(name); i++) { |
| c = name[i]; |
| if (!valid_char(c)) |
| return (B_FALSE); |
| if (c == ':') |
| foundsep = B_TRUE; |
| } |
| |
| if (!foundsep) |
| return (B_FALSE); |
| |
| return (B_TRUE); |
| } |
| |
| /* |
| * Returns true if this is a valid userspace-type property (one with a '@'). |
| * Note that after the @, any character is valid (eg, another @, for SID |
| * user@domain). |
| */ |
| boolean_t |
| zfs_prop_userquota(const char *name) |
| { |
| zfs_userquota_prop_t prop; |
| |
| for (prop = 0; prop < ZFS_NUM_USERQUOTA_PROPS; prop++) { |
| if (strncmp(name, zfs_userquota_prop_prefixes[prop], |
| strlen(zfs_userquota_prop_prefixes[prop])) == 0) { |
| return (B_TRUE); |
| } |
| } |
| |
| return (B_FALSE); |
| } |
| |
| /* |
| * Returns true if this is a valid written@ property. |
| * Note that after the @, any character is valid (eg, another @, for |
| * written@pool/fs@origin). |
| */ |
| boolean_t |
| zfs_prop_written(const char *name) |
| { |
| static const char *prefix = "written@"; |
| return (strncmp(name, prefix, strlen(prefix)) == 0); |
| } |
| |
| /* |
| * Tables of index types, plus functions to convert between the user view |
| * (strings) and internal representation (uint64_t). |
| */ |
| int |
| zfs_prop_string_to_index(zfs_prop_t prop, const char *string, uint64_t *index) |
| { |
| return (zprop_string_to_index(prop, string, index, ZFS_TYPE_DATASET)); |
| } |
| |
| int |
| zfs_prop_index_to_string(zfs_prop_t prop, uint64_t index, const char **string) |
| { |
| return (zprop_index_to_string(prop, index, string, ZFS_TYPE_DATASET)); |
| } |
| |
| uint64_t |
| zfs_prop_random_value(zfs_prop_t prop, uint64_t seed) |
| { |
| return (zprop_random_value(prop, seed, ZFS_TYPE_DATASET)); |
| } |
| |
| /* |
| * Returns TRUE if the property applies to any of the given dataset types. |
| */ |
| boolean_t |
| zfs_prop_valid_for_type(int prop, zfs_type_t types, boolean_t headcheck) |
| { |
| return (zprop_valid_for_type(prop, types, headcheck)); |
| } |
| |
| zprop_type_t |
| zfs_prop_get_type(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_proptype); |
| } |
| |
| /* |
| * Returns TRUE if the property is readonly. |
| */ |
| boolean_t |
| zfs_prop_readonly(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_attr == PROP_READONLY || |
| zfs_prop_table[prop].pd_attr == PROP_ONETIME || |
| zfs_prop_table[prop].pd_attr == PROP_ONETIME_DEFAULT); |
| } |
| |
| /* |
| * Returns TRUE if the property is visible (not hidden). |
| */ |
| boolean_t |
| zfs_prop_visible(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_visible && |
| zfs_prop_table[prop].pd_zfs_mod_supported); |
| } |
| |
| /* |
| * Returns TRUE if the property is only allowed to be set once. |
| */ |
| boolean_t |
| zfs_prop_setonce(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_attr == PROP_ONETIME || |
| zfs_prop_table[prop].pd_attr == PROP_ONETIME_DEFAULT); |
| } |
| |
| const char * |
| zfs_prop_default_string(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_strdefault); |
| } |
| |
| uint64_t |
| zfs_prop_default_numeric(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_numdefault); |
| } |
| |
| /* |
| * Given a dataset property ID, returns the corresponding name. |
| * Assuming the zfs dataset property ID is valid. |
| */ |
| const char * |
| zfs_prop_to_name(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_name); |
| } |
| |
| /* |
| * Returns TRUE if the property is inheritable. |
| */ |
| boolean_t |
| zfs_prop_inheritable(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_attr == PROP_INHERIT || |
| zfs_prop_table[prop].pd_attr == PROP_ONETIME); |
| } |
| |
| /* |
| * Returns TRUE if property is one of the encryption properties that requires |
| * a loaded encryption key to modify. |
| */ |
| boolean_t |
| zfs_prop_encryption_key_param(zfs_prop_t prop) |
| { |
| /* |
| * keylocation does not count as an encryption property. It can be |
| * changed at will without needing the master keys. |
| */ |
| return (prop == ZFS_PROP_PBKDF2_SALT || prop == ZFS_PROP_PBKDF2_ITERS || |
| prop == ZFS_PROP_KEYFORMAT); |
| } |
| |
| /* |
| * Helper function used by both kernelspace and userspace to check the |
| * keylocation property. If encrypted is set, the keylocation must be valid |
| * for an encrypted dataset. |
| */ |
| boolean_t |
| zfs_prop_valid_keylocation(const char *str, boolean_t encrypted) |
| { |
| if (strcmp("none", str) == 0) |
| return (!encrypted); |
| else if (strcmp("prompt", str) == 0) |
| return (B_TRUE); |
| else if (strlen(str) > 8 && strncmp("file:///", str, 8) == 0) |
| return (B_TRUE); |
| |
| return (B_FALSE); |
| } |
| |
| |
| #ifndef _KERNEL |
| |
| /* |
| * Returns a string describing the set of acceptable values for the given |
| * zfs property, or NULL if it cannot be set. |
| */ |
| const char * |
| zfs_prop_values(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_values); |
| } |
| |
| /* |
| * Returns TRUE if this property is a string type. Note that index types |
| * (compression, checksum) are treated as strings in userland, even though they |
| * are stored numerically on disk. |
| */ |
| int |
| zfs_prop_is_string(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_proptype == PROP_TYPE_STRING || |
| zfs_prop_table[prop].pd_proptype == PROP_TYPE_INDEX); |
| } |
| |
| /* |
| * Returns the column header for the given property. Used only in |
| * 'zfs list -o', but centralized here with the other property information. |
| */ |
| const char * |
| zfs_prop_column_name(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_colname); |
| } |
| |
| /* |
| * Returns whether the given property should be displayed right-justified for |
| * 'zfs list'. |
| */ |
| boolean_t |
| zfs_prop_align_right(zfs_prop_t prop) |
| { |
| return (zfs_prop_table[prop].pd_rightalign); |
| } |
| |
| #endif |
| |
| #if defined(_KERNEL) |
| |
| #include <linux/simd.h> |
| |
| #if defined(HAVE_KERNEL_FPU_INTERNAL) |
| union fpregs_state **zfs_kfpu_fpregs; |
| EXPORT_SYMBOL(zfs_kfpu_fpregs); |
| #endif /* HAVE_KERNEL_FPU_INTERNAL */ |
| |
| static int __init |
| zcommon_init(void) |
| { |
| int error = kfpu_init(); |
| if (error) |
| return (error); |
| |
| fletcher_4_init(); |
| |
| return (0); |
| } |
| |
| static void __exit |
| zcommon_fini(void) |
| { |
| fletcher_4_fini(); |
| kfpu_fini(); |
| } |
| |
| module_init(zcommon_init); |
| module_exit(zcommon_fini); |
| |
| MODULE_DESCRIPTION("Generic ZFS support"); |
| MODULE_AUTHOR(ZFS_META_AUTHOR); |
| MODULE_LICENSE(ZFS_META_LICENSE); |
| MODULE_VERSION(ZFS_META_VERSION "-" ZFS_META_RELEASE); |
| |
| /* zfs dataset property functions */ |
| EXPORT_SYMBOL(zfs_userquota_prop_prefixes); |
| EXPORT_SYMBOL(zfs_prop_init); |
| EXPORT_SYMBOL(zfs_prop_get_type); |
| EXPORT_SYMBOL(zfs_prop_get_table); |
| EXPORT_SYMBOL(zfs_prop_delegatable); |
| EXPORT_SYMBOL(zfs_prop_visible); |
| |
| /* Dataset property functions shared between libzfs and kernel. */ |
| EXPORT_SYMBOL(zfs_prop_default_string); |
| EXPORT_SYMBOL(zfs_prop_default_numeric); |
| EXPORT_SYMBOL(zfs_prop_readonly); |
| EXPORT_SYMBOL(zfs_prop_inheritable); |
| EXPORT_SYMBOL(zfs_prop_encryption_key_param); |
| EXPORT_SYMBOL(zfs_prop_valid_keylocation); |
| EXPORT_SYMBOL(zfs_prop_setonce); |
| EXPORT_SYMBOL(zfs_prop_to_name); |
| EXPORT_SYMBOL(zfs_name_to_prop); |
| EXPORT_SYMBOL(zfs_prop_user); |
| EXPORT_SYMBOL(zfs_prop_userquota); |
| EXPORT_SYMBOL(zfs_prop_index_to_string); |
| EXPORT_SYMBOL(zfs_prop_string_to_index); |
| EXPORT_SYMBOL(zfs_prop_valid_for_type); |
| EXPORT_SYMBOL(zfs_prop_written); |
| |
| #endif |