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2619 asynchronous destruction of ZFS file systems
2747 SPA versioning with zfs feature flags
Reviewed by: Matt Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <gwilson@delphix.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Reviewed by: Dan Kruchinin <dan.kruchinin@gmail.com>
Approved by: Dan McDonald <danmcd@nexenta.com>
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--- old/usr/src/common/zfs/zpool_prop.c
+++ new/usr/src/common/zfs/zpool_prop.c
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
23 23 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
24 24 * Copyright (c) 2012 by Delphix. All rights reserved.
25 25 */
26 26
27 27 #include <sys/zio.h>
28 28 #include <sys/spa.h>
29 29 #include <sys/zfs_acl.h>
30 30 #include <sys/zfs_ioctl.h>
31 31 #include <sys/fs/zfs.h>
32 32
33 33 #include "zfs_prop.h"
34 34
35 35 #if defined(_KERNEL)
36 36 #include <sys/systm.h>
37 37 #else
38 38 #include <stdlib.h>
39 39 #include <string.h>
40 40 #include <ctype.h>
41 41 #endif
42 42
43 43 static zprop_desc_t zpool_prop_table[ZPOOL_NUM_PROPS];
44 44
45 45 zprop_desc_t *
46 46 zpool_prop_get_table(void)
47 47 {
48 48 return (zpool_prop_table);
49 49 }
50 50
51 51 void
52 52 zpool_prop_init(void)
53 53 {
54 54 static zprop_index_t boolean_table[] = {
55 55 { "off", 0},
56 56 { "on", 1},
57 57 { NULL }
58 58 };
59 59
60 60 static zprop_index_t failuremode_table[] = {
61 61 { "wait", ZIO_FAILURE_MODE_WAIT },
62 62 { "continue", ZIO_FAILURE_MODE_CONTINUE },
63 63 { "panic", ZIO_FAILURE_MODE_PANIC },
64 64 { NULL }
65 65 };
66 66
67 67 /* string properties */
68 68 zprop_register_string(ZPOOL_PROP_ALTROOT, "altroot", NULL, PROP_DEFAULT,
69 69 ZFS_TYPE_POOL, "<path>", "ALTROOT");
70 70 zprop_register_string(ZPOOL_PROP_BOOTFS, "bootfs", NULL, PROP_DEFAULT,
71 71 ZFS_TYPE_POOL, "<filesystem>", "BOOTFS");
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72 72 zprop_register_string(ZPOOL_PROP_CACHEFILE, "cachefile", NULL,
73 73 PROP_DEFAULT, ZFS_TYPE_POOL, "<file> | none", "CACHEFILE");
74 74 zprop_register_string(ZPOOL_PROP_COMMENT, "comment", NULL,
75 75 PROP_DEFAULT, ZFS_TYPE_POOL, "<comment-string>", "COMMENT");
76 76
77 77 /* readonly number properties */
78 78 zprop_register_number(ZPOOL_PROP_SIZE, "size", 0, PROP_READONLY,
79 79 ZFS_TYPE_POOL, "<size>", "SIZE");
80 80 zprop_register_number(ZPOOL_PROP_FREE, "free", 0, PROP_READONLY,
81 81 ZFS_TYPE_POOL, "<size>", "FREE");
82 + zprop_register_number(ZPOOL_PROP_FREEING, "freeing", 0, PROP_READONLY,
83 + ZFS_TYPE_POOL, "<size>", "FREEING");
82 84 zprop_register_number(ZPOOL_PROP_ALLOCATED, "allocated", 0,
83 85 PROP_READONLY, ZFS_TYPE_POOL, "<size>", "ALLOC");
84 86 zprop_register_number(ZPOOL_PROP_EXPANDSZ, "expandsize", 0,
85 87 PROP_READONLY, ZFS_TYPE_POOL, "<size>", "EXPANDSZ");
86 88 zprop_register_number(ZPOOL_PROP_CAPACITY, "capacity", 0, PROP_READONLY,
87 89 ZFS_TYPE_POOL, "<size>", "CAP");
88 90 zprop_register_number(ZPOOL_PROP_GUID, "guid", 0, PROP_READONLY,
89 91 ZFS_TYPE_POOL, "<guid>", "GUID");
90 92 zprop_register_number(ZPOOL_PROP_HEALTH, "health", 0, PROP_READONLY,
91 93 ZFS_TYPE_POOL, "<state>", "HEALTH");
92 94 zprop_register_number(ZPOOL_PROP_DEDUPRATIO, "dedupratio", 0,
93 95 PROP_READONLY, ZFS_TYPE_POOL, "<1.00x or higher if deduped>",
94 96 "DEDUP");
95 97
96 98 /* default number properties */
97 99 zprop_register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION,
98 100 PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION");
99 101 zprop_register_number(ZPOOL_PROP_DEDUPDITTO, "dedupditto", 0,
100 102 PROP_DEFAULT, ZFS_TYPE_POOL, "<threshold (min 100)>", "DEDUPDITTO");
101 103
102 104 /* default index (boolean) properties */
103 105 zprop_register_index(ZPOOL_PROP_DELEGATION, "delegation", 1,
104 106 PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "DELEGATION",
105 107 boolean_table);
106 108 zprop_register_index(ZPOOL_PROP_AUTOREPLACE, "autoreplace", 0,
107 109 PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "REPLACE", boolean_table);
108 110 zprop_register_index(ZPOOL_PROP_LISTSNAPS, "listsnapshots", 0,
109 111 PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "LISTSNAPS",
110 112 boolean_table);
111 113 zprop_register_index(ZPOOL_PROP_AUTOEXPAND, "autoexpand", 0,
112 114 PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "EXPAND", boolean_table);
113 115 zprop_register_index(ZPOOL_PROP_READONLY, "readonly", 0,
114 116 PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "RDONLY", boolean_table);
115 117
116 118 /* default index properties */
117 119 zprop_register_index(ZPOOL_PROP_FAILUREMODE, "failmode",
118 120 ZIO_FAILURE_MODE_WAIT, PROP_DEFAULT, ZFS_TYPE_POOL,
119 121 "wait | continue | panic", "FAILMODE", failuremode_table);
120 122
121 123 /* hidden properties */
122 124 zprop_register_hidden(ZPOOL_PROP_NAME, "name", PROP_TYPE_STRING,
123 125 PROP_READONLY, ZFS_TYPE_POOL, "NAME");
124 126 }
125 127
126 128 /*
127 129 * Given a property name and its type, returns the corresponding property ID.
128 130 */
129 131 zpool_prop_t
130 132 zpool_name_to_prop(const char *propname)
131 133 {
132 134 return (zprop_name_to_prop(propname, ZFS_TYPE_POOL));
133 135 }
134 136
135 137 /*
136 138 * Given a pool property ID, returns the corresponding name.
137 139 * Assuming the pool propety ID is valid.
138 140 */
139 141 const char *
140 142 zpool_prop_to_name(zpool_prop_t prop)
141 143 {
142 144 return (zpool_prop_table[prop].pd_name);
143 145 }
144 146
145 147 zprop_type_t
146 148 zpool_prop_get_type(zpool_prop_t prop)
147 149 {
148 150 return (zpool_prop_table[prop].pd_proptype);
149 151 }
150 152
151 153 boolean_t
152 154 zpool_prop_readonly(zpool_prop_t prop)
153 155 {
154 156 return (zpool_prop_table[prop].pd_attr == PROP_READONLY);
155 157 }
156 158
157 159 const char *
158 160 zpool_prop_default_string(zpool_prop_t prop)
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159 161 {
160 162 return (zpool_prop_table[prop].pd_strdefault);
161 163 }
162 164
163 165 uint64_t
164 166 zpool_prop_default_numeric(zpool_prop_t prop)
165 167 {
166 168 return (zpool_prop_table[prop].pd_numdefault);
167 169 }
168 170
171 +/*
172 + * Returns true if this is a valid feature@ property.
173 + */
174 +boolean_t
175 +zpool_prop_feature(const char *name)
176 +{
177 + static const char *prefix = "feature@";
178 + return (strncmp(name, prefix, strlen(prefix)) == 0);
179 +}
180 +
181 +/*
182 + * Returns true if this is a valid unsupported@ property.
183 + */
184 +boolean_t
185 +zpool_prop_unsupported(const char *name)
186 +{
187 + static const char *prefix = "unsupported@";
188 + return (strncmp(name, prefix, strlen(prefix)) == 0);
189 +}
190 +
169 191 int
170 192 zpool_prop_string_to_index(zpool_prop_t prop, const char *string,
171 193 uint64_t *index)
172 194 {
173 195 return (zprop_string_to_index(prop, string, index, ZFS_TYPE_POOL));
174 196 }
175 197
176 198 int
177 199 zpool_prop_index_to_string(zpool_prop_t prop, uint64_t index,
178 200 const char **string)
179 201 {
180 202 return (zprop_index_to_string(prop, index, string, ZFS_TYPE_POOL));
181 203 }
182 204
183 205 uint64_t
184 206 zpool_prop_random_value(zpool_prop_t prop, uint64_t seed)
185 207 {
186 208 return (zprop_random_value(prop, seed, ZFS_TYPE_POOL));
187 209 }
188 210
189 211 #ifndef _KERNEL
190 212
191 213 const char *
192 214 zpool_prop_values(zpool_prop_t prop)
193 215 {
194 216 return (zpool_prop_table[prop].pd_values);
195 217 }
196 218
197 219 const char *
198 220 zpool_prop_column_name(zpool_prop_t prop)
199 221 {
200 222 return (zpool_prop_table[prop].pd_colname);
201 223 }
202 224
203 225 boolean_t
204 226 zpool_prop_align_right(zpool_prop_t prop)
205 227 {
206 228 return (zpool_prop_table[prop].pd_rightalign);
207 229 }
208 230 #endif
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