diff options
Diffstat (limited to 'zfs/lib/libzcommon/zpool_prop.c')
-rw-r--r-- | zfs/lib/libzcommon/zpool_prop.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/zfs/lib/libzcommon/zpool_prop.c b/zfs/lib/libzcommon/zpool_prop.c new file mode 100644 index 000000000..b8ffd8ffc --- /dev/null +++ b/zfs/lib/libzcommon/zpool_prop.c @@ -0,0 +1,186 @@ +/* + * 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 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "@(#)zpool_prop.c 1.4 07/11/20 SMI" + +#include <sys/zio.h> +#include <sys/spa.h> +#include <sys/zfs_acl.h> +#include <sys/zfs_ioctl.h> +#include <sys/fs/zfs.h> + +#include "zfs_prop.h" + +#if defined(_KERNEL) +#include <sys/systm.h> +#else +#include <stdlib.h> +#include <string.h> +#include <ctype.h> +#endif + +static zprop_desc_t zpool_prop_table[ZPOOL_NUM_PROPS]; + +zprop_desc_t * +zpool_prop_get_table(void) +{ + return (zpool_prop_table); +} + +void +zpool_prop_init(void) +{ + static zprop_index_t boolean_table[] = { + { "off", 0}, + { "on", 1}, + { NULL } + }; + + static zprop_index_t failuremode_table[] = { + { "wait", ZIO_FAILURE_MODE_WAIT }, + { "continue", ZIO_FAILURE_MODE_CONTINUE }, + { "panic", ZIO_FAILURE_MODE_PANIC }, + { NULL } + }; + + /* string properties */ + register_string(ZPOOL_PROP_ALTROOT, "altroot", NULL, PROP_DEFAULT, + ZFS_TYPE_POOL, "<path>", "ALTROOT"); + register_string(ZPOOL_PROP_BOOTFS, "bootfs", NULL, PROP_DEFAULT, + ZFS_TYPE_POOL, "<filesystem>", "BOOTFS"); + register_string(ZPOOL_PROP_CACHEFILE, "cachefile", NULL, PROP_DEFAULT, + ZFS_TYPE_POOL, "<file> | none", "CACHEFILE"); + + /* readonly number properties */ + register_number(ZPOOL_PROP_SIZE, "size", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<size>", "SIZE"); + register_number(ZPOOL_PROP_USED, "used", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<size>", "USED"); + register_number(ZPOOL_PROP_AVAILABLE, "available", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<size>", "AVAIL"); + register_number(ZPOOL_PROP_CAPACITY, "capacity", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<size>", "CAP"); + register_number(ZPOOL_PROP_GUID, "guid", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<guid>", "GUID"); + register_number(ZPOOL_PROP_HEALTH, "health", 0, PROP_READONLY, + ZFS_TYPE_POOL, "<state>", "HEALTH"); + + /* default number properties */ + register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION, + PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION"); + + /* default index (boolean) properties */ + register_index(ZPOOL_PROP_DELEGATION, "delegation", 1, PROP_DEFAULT, + ZFS_TYPE_POOL, "on | off", "DELEGATION", boolean_table); + register_index(ZPOOL_PROP_AUTOREPLACE, "autoreplace", 0, PROP_DEFAULT, + ZFS_TYPE_POOL, "on | off", "REPLACE", boolean_table); + + /* default index properties */ + register_index(ZPOOL_PROP_FAILUREMODE, "failmode", + ZIO_FAILURE_MODE_WAIT, PROP_DEFAULT, ZFS_TYPE_POOL, + "wait | continue | panic", "FAILMODE", failuremode_table); + + /* hidden properties */ + register_hidden(ZPOOL_PROP_NAME, "name", PROP_TYPE_STRING, + PROP_READONLY, ZFS_TYPE_POOL, "NAME"); +} + +/* + * Given a property name and its type, returns the corresponding property ID. + */ +zpool_prop_t +zpool_name_to_prop(const char *propname) +{ + return (zprop_name_to_prop(propname, ZFS_TYPE_POOL)); +} + +/* + * Given a pool property ID, returns the corresponding name. + * Assuming the pool propety ID is valid. + */ +const char * +zpool_prop_to_name(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_name); +} + +zprop_type_t +zpool_prop_get_type(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_proptype); +} + +boolean_t +zpool_prop_readonly(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_attr == PROP_READONLY); +} + +const char * +zpool_prop_default_string(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_strdefault); +} + +uint64_t +zpool_prop_default_numeric(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_numdefault); +} + +int +zpool_prop_string_to_index(zpool_prop_t prop, const char *string, + uint64_t *index) +{ + return (zprop_string_to_index(prop, string, index, ZFS_TYPE_POOL)); +} + +int +zpool_prop_index_to_string(zpool_prop_t prop, uint64_t index, + const char **string) +{ + return (zprop_index_to_string(prop, index, string, ZFS_TYPE_POOL)); +} + +#ifndef _KERNEL + +const char * +zpool_prop_values(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_values); +} + +const char * +zpool_prop_column_name(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_colname); +} + +boolean_t +zpool_prop_align_right(zpool_prop_t prop) +{ + return (zpool_prop_table[prop].pd_rightalign); +} +#endif |