File: zpool_prop.c

package info (click to toggle)
zfs-fuse 0.7.0-12
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 10,196 kB
  • ctags: 15,303
  • sloc: ansic: 154,043; sh: 9,694; asm: 1,690; perl: 367; xml: 300; python: 269; makefile: 83
file content (202 lines) | stat: -rw-r--r-- 5,769 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/*
 * 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 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#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_FREE, "free", 0, PROP_READONLY,
	    ZFS_TYPE_POOL, "<size>", "FREE");
	register_number(ZPOOL_PROP_ALLOCATED, "allocated", 0, PROP_READONLY,
	    ZFS_TYPE_POOL, "<size>", "ALLOC");
	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");
	register_number(ZPOOL_PROP_DEDUPRATIO, "dedupratio", 0, PROP_READONLY,
	    ZFS_TYPE_POOL, "<1.00x or higher if deduped>", "DEDUP");

	/* readonly onetime number properties */
	register_number(ZPOOL_PROP_ASHIFT, "ashift", 0, PROP_ONETIME,
	    ZFS_TYPE_POOL, "<ashift, 9-13, or 0=default>", "ASHIFT");

	/* default number properties */
	register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION,
	    PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION");
	register_number(ZPOOL_PROP_DEDUPDITTO, "dedupditto", 0,
	    PROP_DEFAULT, ZFS_TYPE_POOL, "<threshold (min 100)>", "DEDUPDITTO");

	/* 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);
	register_index(ZPOOL_PROP_LISTSNAPS, "listsnapshots", 0, PROP_DEFAULT,
	    ZFS_TYPE_POOL, "on | off", "LISTSNAPS", boolean_table);
	register_index(ZPOOL_PROP_AUTOEXPAND, "autoexpand", 0, PROP_DEFAULT,
	    ZFS_TYPE_POOL, "on | off", "EXPAND", 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));
}

uint64_t
zpool_prop_random_value(zpool_prop_t prop, uint64_t seed)
{
	return (zprop_random_value(prop, seed, 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