903 lines
29 KiB
C
903 lines
29 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2011, 2015 by Delphix. All rights reserved.
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* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
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* Copyright 2016, Joyent, Inc.
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*/
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/* Portions Copyright 2010 Robert Milkowski */
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#include <sys/zio.h>
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#include <sys/spa.h>
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#include <sys/u8_textprep.h>
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#include <sys/zfs_acl.h>
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#include <sys/zfs_ioctl.h>
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#include <sys/zfs_znode.h>
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#include <sys/dsl_crypt.h>
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#include "zfs_prop.h"
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#include "zfs_deleg.h"
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#include "zfs_fletcher.h"
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#if !defined(_KERNEL)
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#endif
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static zprop_desc_t zfs_prop_table[ZFS_NUM_PROPS];
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/* Note this is indexed by zfs_userquota_prop_t, keep the order the same */
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const char *zfs_userquota_prop_prefixes[] = {
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"userused@",
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"userquota@",
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"groupused@",
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"groupquota@",
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"userobjused@",
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"userobjquota@",
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"groupobjused@",
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"groupobjquota@",
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"projectused@",
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"projectquota@",
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"projectobjused@",
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"projectobjquota@"
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};
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zprop_desc_t *
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zfs_prop_get_table(void)
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{
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return (zfs_prop_table);
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}
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void
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zfs_prop_init(void)
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{
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static zprop_index_t checksum_table[] = {
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{ "on", ZIO_CHECKSUM_ON },
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{ "off", ZIO_CHECKSUM_OFF },
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{ "fletcher2", ZIO_CHECKSUM_FLETCHER_2 },
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{ "fletcher4", ZIO_CHECKSUM_FLETCHER_4 },
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{ "sha256", ZIO_CHECKSUM_SHA256 },
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{ "noparity", ZIO_CHECKSUM_NOPARITY },
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{ "sha512", ZIO_CHECKSUM_SHA512 },
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{ "skein", ZIO_CHECKSUM_SKEIN },
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{ "edonr", ZIO_CHECKSUM_EDONR },
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{ NULL }
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};
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static zprop_index_t dedup_table[] = {
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{ "on", ZIO_CHECKSUM_ON },
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{ "off", ZIO_CHECKSUM_OFF },
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{ "verify", ZIO_CHECKSUM_ON | ZIO_CHECKSUM_VERIFY },
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{ "sha256", ZIO_CHECKSUM_SHA256 },
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{ "sha256,verify",
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ZIO_CHECKSUM_SHA256 | ZIO_CHECKSUM_VERIFY },
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{ "sha512", ZIO_CHECKSUM_SHA512 },
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{ "sha512,verify",
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ZIO_CHECKSUM_SHA512 | ZIO_CHECKSUM_VERIFY },
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{ "skein", ZIO_CHECKSUM_SKEIN },
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{ "skein,verify",
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ZIO_CHECKSUM_SKEIN | ZIO_CHECKSUM_VERIFY },
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{ "edonr,verify",
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ZIO_CHECKSUM_EDONR | ZIO_CHECKSUM_VERIFY },
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{ NULL }
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};
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static zprop_index_t compress_table[] = {
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{ "on", ZIO_COMPRESS_ON },
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{ "off", ZIO_COMPRESS_OFF },
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{ "lzjb", ZIO_COMPRESS_LZJB },
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{ "gzip", ZIO_COMPRESS_GZIP_6 }, /* gzip default */
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{ "gzip-1", ZIO_COMPRESS_GZIP_1 },
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{ "gzip-2", ZIO_COMPRESS_GZIP_2 },
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{ "gzip-3", ZIO_COMPRESS_GZIP_3 },
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{ "gzip-4", ZIO_COMPRESS_GZIP_4 },
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{ "gzip-5", ZIO_COMPRESS_GZIP_5 },
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{ "gzip-6", ZIO_COMPRESS_GZIP_6 },
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{ "gzip-7", ZIO_COMPRESS_GZIP_7 },
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{ "gzip-8", ZIO_COMPRESS_GZIP_8 },
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{ "gzip-9", ZIO_COMPRESS_GZIP_9 },
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{ "zle", ZIO_COMPRESS_ZLE },
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{ "lz4", ZIO_COMPRESS_LZ4 },
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{ NULL }
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};
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static zprop_index_t crypto_table[] = {
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{ "on", ZIO_CRYPT_ON },
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{ "off", ZIO_CRYPT_OFF },
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{ "aes-128-ccm", ZIO_CRYPT_AES_128_CCM },
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{ "aes-192-ccm", ZIO_CRYPT_AES_192_CCM },
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{ "aes-256-ccm", ZIO_CRYPT_AES_256_CCM },
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{ "aes-128-gcm", ZIO_CRYPT_AES_128_GCM },
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{ "aes-192-gcm", ZIO_CRYPT_AES_192_GCM },
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{ "aes-256-gcm", ZIO_CRYPT_AES_256_GCM },
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{ NULL }
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};
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static zprop_index_t keyformat_table[] = {
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{ "none", ZFS_KEYFORMAT_NONE },
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{ "raw", ZFS_KEYFORMAT_RAW },
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{ "hex", ZFS_KEYFORMAT_HEX },
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{ "passphrase", ZFS_KEYFORMAT_PASSPHRASE },
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{ NULL }
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};
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static zprop_index_t snapdir_table[] = {
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{ "hidden", ZFS_SNAPDIR_HIDDEN },
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{ "visible", ZFS_SNAPDIR_VISIBLE },
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{ NULL }
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};
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static zprop_index_t snapdev_table[] = {
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{ "hidden", ZFS_SNAPDEV_HIDDEN },
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{ "visible", ZFS_SNAPDEV_VISIBLE },
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{ NULL }
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};
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static zprop_index_t acltype_table[] = {
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{ "off", ZFS_ACLTYPE_OFF },
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{ "disabled", ZFS_ACLTYPE_OFF },
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{ "noacl", ZFS_ACLTYPE_OFF },
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{ "posixacl", ZFS_ACLTYPE_POSIXACL },
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{ NULL }
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};
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static zprop_index_t acl_inherit_table[] = {
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{ "discard", ZFS_ACL_DISCARD },
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{ "noallow", ZFS_ACL_NOALLOW },
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{ "restricted", ZFS_ACL_RESTRICTED },
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{ "passthrough", ZFS_ACL_PASSTHROUGH },
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{ "secure", ZFS_ACL_RESTRICTED }, /* bkwrd compatibility */
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{ "passthrough-x", ZFS_ACL_PASSTHROUGH_X },
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{ NULL }
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};
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static zprop_index_t case_table[] = {
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{ "sensitive", ZFS_CASE_SENSITIVE },
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{ "insensitive", ZFS_CASE_INSENSITIVE },
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{ "mixed", ZFS_CASE_MIXED },
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{ NULL }
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};
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static zprop_index_t copies_table[] = {
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{ "1", 1 },
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{ "2", 2 },
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{ "3", 3 },
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{ NULL }
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};
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/*
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* Use the unique flags we have to send to u8_strcmp() and/or
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* u8_textprep() to represent the various normalization property
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* values.
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*/
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static zprop_index_t normalize_table[] = {
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{ "none", 0 },
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{ "formD", U8_TEXTPREP_NFD },
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{ "formKC", U8_TEXTPREP_NFKC },
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{ "formC", U8_TEXTPREP_NFC },
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{ "formKD", U8_TEXTPREP_NFKD },
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{ NULL }
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};
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static zprop_index_t version_table[] = {
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{ "1", 1 },
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{ "2", 2 },
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{ "3", 3 },
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{ "4", 4 },
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{ "5", 5 },
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{ "current", ZPL_VERSION },
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{ NULL }
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};
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static zprop_index_t boolean_table[] = {
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{ "off", 0 },
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{ "on", 1 },
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{ NULL }
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};
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static zprop_index_t keystatus_table[] = {
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{ "none", ZFS_KEYSTATUS_NONE},
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{ "unavailable", ZFS_KEYSTATUS_UNAVAILABLE},
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{ "available", ZFS_KEYSTATUS_AVAILABLE},
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{ NULL }
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};
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static zprop_index_t logbias_table[] = {
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{ "latency", ZFS_LOGBIAS_LATENCY },
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{ "throughput", ZFS_LOGBIAS_THROUGHPUT },
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{ NULL }
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};
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static zprop_index_t canmount_table[] = {
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{ "off", ZFS_CANMOUNT_OFF },
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{ "on", ZFS_CANMOUNT_ON },
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{ "noauto", ZFS_CANMOUNT_NOAUTO },
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{ NULL }
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};
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static zprop_index_t cache_table[] = {
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{ "none", ZFS_CACHE_NONE },
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{ "metadata", ZFS_CACHE_METADATA },
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{ "all", ZFS_CACHE_ALL },
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{ NULL }
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};
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static zprop_index_t sync_table[] = {
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{ "standard", ZFS_SYNC_STANDARD },
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{ "always", ZFS_SYNC_ALWAYS },
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{ "disabled", ZFS_SYNC_DISABLED },
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{ NULL }
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};
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static zprop_index_t xattr_table[] = {
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{ "off", ZFS_XATTR_OFF },
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{ "on", ZFS_XATTR_DIR },
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{ "sa", ZFS_XATTR_SA },
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{ "dir", ZFS_XATTR_DIR },
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{ NULL }
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};
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static zprop_index_t dnsize_table[] = {
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{ "legacy", ZFS_DNSIZE_LEGACY },
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{ "auto", ZFS_DNSIZE_AUTO },
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{ "1k", ZFS_DNSIZE_1K },
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{ "2k", ZFS_DNSIZE_2K },
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{ "4k", ZFS_DNSIZE_4K },
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{ "8k", ZFS_DNSIZE_8K },
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{ "16k", ZFS_DNSIZE_16K },
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{ NULL }
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};
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static zprop_index_t redundant_metadata_table[] = {
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{ "all", ZFS_REDUNDANT_METADATA_ALL },
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{ "most", ZFS_REDUNDANT_METADATA_MOST },
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{ NULL }
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};
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static zprop_index_t volmode_table[] = {
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{ "default", ZFS_VOLMODE_DEFAULT },
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{ "full", ZFS_VOLMODE_GEOM },
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{ "geom", ZFS_VOLMODE_GEOM },
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{ "dev", ZFS_VOLMODE_DEV },
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{ "none", ZFS_VOLMODE_NONE },
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{ NULL }
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};
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/* inherit index properties */
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zprop_register_index(ZFS_PROP_REDUNDANT_METADATA, "redundant_metadata",
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ZFS_REDUNDANT_METADATA_ALL,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"all | most", "REDUND_MD",
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redundant_metadata_table);
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zprop_register_index(ZFS_PROP_SYNC, "sync", ZFS_SYNC_STANDARD,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"standard | always | disabled", "SYNC",
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sync_table);
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zprop_register_index(ZFS_PROP_CHECKSUM, "checksum",
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ZIO_CHECKSUM_DEFAULT, PROP_INHERIT, ZFS_TYPE_FILESYSTEM |
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ZFS_TYPE_VOLUME,
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"on | off | fletcher2 | fletcher4 | sha256 | sha512 | "
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"skein | edonr", "CHECKSUM", checksum_table);
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zprop_register_index(ZFS_PROP_DEDUP, "dedup", ZIO_CHECKSUM_OFF,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"on | off | verify | sha256[,verify], sha512[,verify], "
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"skein[,verify], edonr,verify", "DEDUP", dedup_table);
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zprop_register_index(ZFS_PROP_COMPRESSION, "compression",
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ZIO_COMPRESS_DEFAULT, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"on | off | lzjb | gzip | gzip-[1-9] | zle | lz4", "COMPRESS",
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compress_table);
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zprop_register_index(ZFS_PROP_SNAPDIR, "snapdir", ZFS_SNAPDIR_HIDDEN,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
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"hidden | visible", "SNAPDIR", snapdir_table);
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zprop_register_index(ZFS_PROP_SNAPDEV, "snapdev", ZFS_SNAPDEV_HIDDEN,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"hidden | visible", "SNAPDEV", snapdev_table);
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zprop_register_index(ZFS_PROP_ACLTYPE, "acltype", ZFS_ACLTYPE_OFF,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
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"noacl | posixacl", "ACLTYPE", acltype_table);
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zprop_register_index(ZFS_PROP_ACLINHERIT, "aclinherit",
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ZFS_ACL_RESTRICTED, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
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"discard | noallow | restricted | passthrough | passthrough-x",
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"ACLINHERIT", acl_inherit_table);
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zprop_register_index(ZFS_PROP_COPIES, "copies", 1, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"1 | 2 | 3", "COPIES", copies_table);
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zprop_register_index(ZFS_PROP_PRIMARYCACHE, "primarycache",
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ZFS_CACHE_ALL, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
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"all | none | metadata", "PRIMARYCACHE", cache_table);
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zprop_register_index(ZFS_PROP_SECONDARYCACHE, "secondarycache",
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ZFS_CACHE_ALL, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
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"all | none | metadata", "SECONDARYCACHE", cache_table);
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zprop_register_index(ZFS_PROP_LOGBIAS, "logbias", ZFS_LOGBIAS_LATENCY,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"latency | throughput", "LOGBIAS", logbias_table);
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zprop_register_index(ZFS_PROP_XATTR, "xattr", ZFS_XATTR_DIR,
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PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
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"on | off | dir | sa", "XATTR", xattr_table);
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zprop_register_index(ZFS_PROP_DNODESIZE, "dnodesize",
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ZFS_DNSIZE_LEGACY, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
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"legacy | auto | 1k | 2k | 4k | 8k | 16k", "DNSIZE", dnsize_table);
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zprop_register_index(ZFS_PROP_VOLMODE, "volmode",
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ZFS_VOLMODE_DEFAULT, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"default | full | geom | dev | none", "VOLMODE", volmode_table);
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/* inherit index (boolean) properties */
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zprop_register_index(ZFS_PROP_ATIME, "atime", 1, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM, "on | off", "ATIME", boolean_table);
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zprop_register_index(ZFS_PROP_RELATIME, "relatime", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM, "on | off", "RELATIME", boolean_table);
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zprop_register_index(ZFS_PROP_DEVICES, "devices", 1, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "DEVICES",
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boolean_table);
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zprop_register_index(ZFS_PROP_EXEC, "exec", 1, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "EXEC",
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boolean_table);
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zprop_register_index(ZFS_PROP_SETUID, "setuid", 1, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "SETUID",
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boolean_table);
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zprop_register_index(ZFS_PROP_READONLY, "readonly", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "on | off", "RDONLY",
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boolean_table);
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zprop_register_index(ZFS_PROP_ZONED, "zoned", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM, "on | off", "ZONED", boolean_table);
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zprop_register_index(ZFS_PROP_VSCAN, "vscan", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM, "on | off", "VSCAN", boolean_table);
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zprop_register_index(ZFS_PROP_NBMAND, "nbmand", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "NBMAND",
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boolean_table);
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zprop_register_index(ZFS_PROP_OVERLAY, "overlay", 0, PROP_INHERIT,
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ZFS_TYPE_FILESYSTEM, "on | off", "OVERLAY", boolean_table);
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/* default index properties */
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zprop_register_index(ZFS_PROP_VERSION, "version", 0, PROP_DEFAULT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
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"1 | 2 | 3 | 4 | 5 | current", "VERSION", version_table);
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zprop_register_index(ZFS_PROP_CANMOUNT, "canmount", ZFS_CANMOUNT_ON,
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PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, "on | off | noauto",
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"CANMOUNT", canmount_table);
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/* readonly index properties */
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zprop_register_index(ZFS_PROP_MOUNTED, "mounted", 0, PROP_READONLY,
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ZFS_TYPE_FILESYSTEM, "yes | no", "MOUNTED", boolean_table);
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zprop_register_index(ZFS_PROP_DEFER_DESTROY, "defer_destroy", 0,
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PROP_READONLY, ZFS_TYPE_SNAPSHOT, "yes | no", "DEFER_DESTROY",
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boolean_table);
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zprop_register_index(ZFS_PROP_KEYSTATUS, "keystatus",
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ZFS_KEYSTATUS_NONE, PROP_READONLY, ZFS_TYPE_DATASET,
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"none | unavailable | available",
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"KEYSTATUS", keystatus_table);
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/* set once index properties */
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zprop_register_index(ZFS_PROP_NORMALIZE, "normalization", 0,
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PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
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"none | formC | formD | formKC | formKD", "NORMALIZATION",
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normalize_table);
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zprop_register_index(ZFS_PROP_CASE, "casesensitivity",
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ZFS_CASE_SENSITIVE, PROP_ONETIME, ZFS_TYPE_FILESYSTEM |
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ZFS_TYPE_SNAPSHOT,
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"sensitive | insensitive | mixed", "CASE", case_table);
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zprop_register_index(ZFS_PROP_KEYFORMAT, "keyformat",
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ZFS_KEYFORMAT_NONE, PROP_ONETIME_DEFAULT,
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ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
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"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 128K, 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)
|
|
static int __init
|
|
zcommon_init(void)
|
|
{
|
|
fletcher_4_init();
|
|
return (0);
|
|
}
|
|
|
|
static void __exit
|
|
zcommon_fini(void)
|
|
{
|
|
fletcher_4_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
|