author | lling |
Fri, 21 Sep 2007 14:52:33 -0700 | |
changeset 5118 | c723b1aa9f79 |
parent 5094 | 71a3e95fb9e2 |
child 5147 | 5e950ccc9585 |
permissions | -rw-r--r-- |
789 | 1 |
/* |
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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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1485 | 5 |
* Common Development and Distribution License (the "License"). |
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* You may not use this file except in compliance with the License. |
|
789 | 7 |
* |
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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 |
|
11 |
* and limitations under the License. |
|
12 |
* |
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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 2007 Sun Microsystems, Inc. All rights reserved. |
789 | 23 |
* Use is subject to license terms. |
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*/ |
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||
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#pragma ident "%Z%%M% %I% %E% SMI" |
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27 |
||
28 |
#include <sys/types.h> |
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29 |
#include <sys/param.h> |
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30 |
#include <sys/errno.h> |
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31 |
#include <sys/uio.h> |
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32 |
#include <sys/buf.h> |
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33 |
#include <sys/modctl.h> |
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34 |
#include <sys/open.h> |
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35 |
#include <sys/file.h> |
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36 |
#include <sys/kmem.h> |
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37 |
#include <sys/conf.h> |
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38 |
#include <sys/cmn_err.h> |
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39 |
#include <sys/stat.h> |
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40 |
#include <sys/zfs_ioctl.h> |
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41 |
#include <sys/zap.h> |
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42 |
#include <sys/spa.h> |
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3912 | 43 |
#include <sys/spa_impl.h> |
789 | 44 |
#include <sys/vdev.h> |
3912 | 45 |
#include <sys/vdev_impl.h> |
789 | 46 |
#include <sys/dmu.h> |
47 |
#include <sys/dsl_dir.h> |
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48 |
#include <sys/dsl_dataset.h> |
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49 |
#include <sys/dsl_prop.h> |
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#include <sys/dsl_deleg.h> |
51 |
#include <sys/dmu_objset.h> |
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789 | 52 |
#include <sys/ddi.h> |
53 |
#include <sys/sunddi.h> |
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54 |
#include <sys/sunldi.h> |
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55 |
#include <sys/policy.h> |
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56 |
#include <sys/zone.h> |
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57 |
#include <sys/nvpair.h> |
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58 |
#include <sys/pathname.h> |
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59 |
#include <sys/mount.h> |
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60 |
#include <sys/sdt.h> |
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61 |
#include <sys/fs/zfs.h> |
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62 |
#include <sys/zfs_ctldir.h> |
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2885 | 63 |
#include <sys/zvol.h> |
4543 | 64 |
#include <sharefs/share.h> |
4577 | 65 |
#include <sys/zfs_znode.h> |
789 | 66 |
|
67 |
#include "zfs_namecheck.h" |
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2676 | 68 |
#include "zfs_prop.h" |
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#include "zfs_deleg.h" |
789 | 70 |
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extern struct modlfs zfs_modlfs; |
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72 |
||
73 |
extern void zfs_init(void); |
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74 |
extern void zfs_fini(void); |
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75 |
||
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ldi_ident_t zfs_li = NULL; |
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77 |
dev_info_t *zfs_dip; |
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78 |
||
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typedef int zfs_ioc_func_t(zfs_cmd_t *); |
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4543 | 80 |
typedef int zfs_secpolicy_func_t(zfs_cmd_t *, cred_t *); |
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|
82 |
typedef struct zfs_ioc_vec { |
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83 |
zfs_ioc_func_t *zvec_func; |
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zfs_secpolicy_func_t *zvec_secpolicy; |
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85 |
enum { |
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4577 | 86 |
NO_NAME, |
87 |
POOL_NAME, |
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DATASET_NAME |
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4543 | 89 |
} zvec_namecheck; |
90 |
boolean_t zvec_his_log; |
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} zfs_ioc_vec_t; |
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/* _NOTE(PRINTFLIKE(4)) - this is printf-like, but lint is too whiney */ |
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void |
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__dprintf(const char *file, const char *func, int line, const char *fmt, ...) |
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{ |
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const char *newfile; |
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char buf[256]; |
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va_list adx; |
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101 |
/* |
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102 |
* Get rid of annoying "../common/" prefix to filename. |
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*/ |
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newfile = strrchr(file, '/'); |
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105 |
if (newfile != NULL) { |
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newfile = newfile + 1; /* Get rid of leading / */ |
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} else { |
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newfile = file; |
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109 |
} |
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110 |
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111 |
va_start(adx, fmt); |
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(void) vsnprintf(buf, sizeof (buf), fmt, adx); |
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va_end(adx); |
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114 |
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115 |
/* |
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* To get this data, use the zfs-dprintf probe as so: |
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117 |
* dtrace -q -n 'zfs-dprintf \ |
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* /stringof(arg0) == "dbuf.c"/ \ |
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* {printf("%s: %s", stringof(arg1), stringof(arg3))}' |
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* arg0 = file name |
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* arg1 = function name |
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122 |
* arg2 = line number |
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* arg3 = message |
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124 |
*/ |
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125 |
DTRACE_PROBE4(zfs__dprintf, |
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126 |
char *, newfile, char *, func, int, line, char *, buf); |
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127 |
} |
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static void |
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history_str_free(char *buf) |
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{ |
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kmem_free(buf, HIS_MAX_RECORD_LEN); |
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} |
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static char * |
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history_str_get(zfs_cmd_t *zc) |
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{ |
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char *buf; |
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if (zc->zc_history == NULL) |
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return (NULL); |
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buf = kmem_alloc(HIS_MAX_RECORD_LEN, KM_SLEEP); |
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if (copyinstr((void *)(uintptr_t)zc->zc_history, |
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buf, HIS_MAX_RECORD_LEN, NULL) != 0) { |
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history_str_free(buf); |
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return (NULL); |
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} |
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buf[HIS_MAX_RECORD_LEN -1] = '\0'; |
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return (buf); |
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} |
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static void |
4543 | 156 |
zfs_log_history(zfs_cmd_t *zc) |
157 |
{ |
|
158 |
spa_t *spa; |
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char *buf; |
4543 | 160 |
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161 |
if ((buf = history_str_get(zc)) == NULL) |
4577 | 162 |
return; |
163 |
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164 |
if (spa_open(zc->zc_name, &spa, FTAG) == 0) { |
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if (spa_version(spa) >= SPA_VERSION_ZPOOL_HISTORY) |
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(void) spa_history_log(spa, buf, LOG_CMD_NORMAL); |
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spa_close(spa, FTAG); |
4543 | 168 |
} |
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history_str_free(buf); |
4543 | 170 |
} |
171 |
||
789 | 172 |
/* |
173 |
* Policy for top-level read operations (list pools). Requires no privileges, |
|
174 |
* and can be used in the local zone, as there is no associated dataset. |
|
175 |
*/ |
|
176 |
/* ARGSUSED */ |
|
177 |
static int |
|
4543 | 178 |
zfs_secpolicy_none(zfs_cmd_t *zc, cred_t *cr) |
789 | 179 |
{ |
180 |
return (0); |
|
181 |
} |
|
182 |
||
183 |
/* |
|
184 |
* Policy for dataset read operations (list children, get statistics). Requires |
|
185 |
* no privileges, but must be visible in the local zone. |
|
186 |
*/ |
|
187 |
/* ARGSUSED */ |
|
188 |
static int |
|
4543 | 189 |
zfs_secpolicy_read(zfs_cmd_t *zc, cred_t *cr) |
789 | 190 |
{ |
191 |
if (INGLOBALZONE(curproc) || |
|
4543 | 192 |
zone_dataset_visible(zc->zc_name, NULL)) |
789 | 193 |
return (0); |
194 |
||
195 |
return (ENOENT); |
|
196 |
} |
|
197 |
||
198 |
static int |
|
199 |
zfs_dozonecheck(const char *dataset, cred_t *cr) |
|
200 |
{ |
|
201 |
uint64_t zoned; |
|
202 |
int writable = 1; |
|
203 |
||
204 |
/* |
|
205 |
* The dataset must be visible by this zone -- check this first |
|
206 |
* so they don't see EPERM on something they shouldn't know about. |
|
207 |
*/ |
|
208 |
if (!INGLOBALZONE(curproc) && |
|
209 |
!zone_dataset_visible(dataset, &writable)) |
|
210 |
return (ENOENT); |
|
211 |
||
212 |
if (dsl_prop_get_integer(dataset, "zoned", &zoned, NULL)) |
|
213 |
return (ENOENT); |
|
214 |
||
215 |
if (INGLOBALZONE(curproc)) { |
|
216 |
/* |
|
217 |
* If the fs is zoned, only root can access it from the |
|
218 |
* global zone. |
|
219 |
*/ |
|
220 |
if (secpolicy_zfs(cr) && zoned) |
|
221 |
return (EPERM); |
|
222 |
} else { |
|
223 |
/* |
|
224 |
* If we are in a local zone, the 'zoned' property must be set. |
|
225 |
*/ |
|
226 |
if (!zoned) |
|
227 |
return (EPERM); |
|
228 |
||
229 |
/* must be writable by this zone */ |
|
230 |
if (!writable) |
|
231 |
return (EPERM); |
|
232 |
} |
|
233 |
return (0); |
|
234 |
} |
|
235 |
||
236 |
int |
|
4543 | 237 |
zfs_secpolicy_write_perms(const char *name, const char *perm, cred_t *cr) |
789 | 238 |
{ |
239 |
int error; |
|
240 |
||
4543 | 241 |
error = zfs_dozonecheck(name, cr); |
242 |
if (error == 0) { |
|
243 |
error = secpolicy_zfs(cr); |
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244 |
if (error) |
4543 | 245 |
error = dsl_deleg_access(name, perm, cr); |
246 |
} |
|
247 |
return (error); |
|
248 |
} |
|
249 |
||
250 |
static int |
|
251 |
zfs_secpolicy_setprop(const char *name, zfs_prop_t prop, cred_t *cr) |
|
252 |
{ |
|
253 |
/* |
|
254 |
* Check permissions for special properties. |
|
255 |
*/ |
|
256 |
switch (prop) { |
|
257 |
case ZFS_PROP_ZONED: |
|
258 |
/* |
|
259 |
* Disallow setting of 'zoned' from within a local zone. |
|
260 |
*/ |
|
261 |
if (!INGLOBALZONE(curproc)) |
|
262 |
return (EPERM); |
|
263 |
break; |
|
789 | 264 |
|
4543 | 265 |
case ZFS_PROP_QUOTA: |
266 |
if (!INGLOBALZONE(curproc)) { |
|
267 |
uint64_t zoned; |
|
268 |
char setpoint[MAXNAMELEN]; |
|
269 |
/* |
|
270 |
* Unprivileged users are allowed to modify the |
|
271 |
* quota on things *under* (ie. contained by) |
|
272 |
* the thing they own. |
|
273 |
*/ |
|
274 |
if (dsl_prop_get_integer(name, "zoned", &zoned, |
|
275 |
setpoint)) |
|
276 |
return (EPERM); |
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277 |
if (!zoned || strlen(name) <= strlen(setpoint)) |
4543 | 278 |
return (EPERM); |
279 |
} |
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280 |
break; |
4543 | 281 |
} |
282 |
||
4787 | 283 |
return (zfs_secpolicy_write_perms(name, zfs_prop_to_name(prop), cr)); |
789 | 284 |
} |
285 |
||
4543 | 286 |
int |
287 |
zfs_secpolicy_fsacl(zfs_cmd_t *zc, cred_t *cr) |
|
288 |
{ |
|
289 |
int error; |
|
290 |
||
291 |
error = zfs_dozonecheck(zc->zc_name, cr); |
|
292 |
if (error) |
|
293 |
return (error); |
|
294 |
||
295 |
/* |
|
296 |
* permission to set permissions will be evaluated later in |
|
297 |
* dsl_deleg_can_allow() |
|
298 |
*/ |
|
299 |
return (0); |
|
300 |
} |
|
301 |
||
302 |
int |
|
303 |
zfs_secpolicy_rollback(zfs_cmd_t *zc, cred_t *cr) |
|
304 |
{ |
|
305 |
int error; |
|
306 |
error = zfs_secpolicy_write_perms(zc->zc_name, |
|
307 |
ZFS_DELEG_PERM_ROLLBACK, cr); |
|
308 |
if (error == 0) |
|
309 |
error = zfs_secpolicy_write_perms(zc->zc_name, |
|
310 |
ZFS_DELEG_PERM_MOUNT, cr); |
|
311 |
return (error); |
|
312 |
} |
|
313 |
||
314 |
int |
|
315 |
zfs_secpolicy_send(zfs_cmd_t *zc, cred_t *cr) |
|
316 |
{ |
|
317 |
return (zfs_secpolicy_write_perms(zc->zc_name, |
|
318 |
ZFS_DELEG_PERM_SEND, cr)); |
|
319 |
} |
|
320 |
||
321 |
int |
|
322 |
zfs_secpolicy_share(zfs_cmd_t *zc, cred_t *cr) |
|
323 |
{ |
|
324 |
if (!INGLOBALZONE(curproc)) |
|
325 |
return (EPERM); |
|
326 |
||
327 |
if (secpolicy_nfs(CRED()) == 0) { |
|
328 |
return (0); |
|
329 |
} else { |
|
330 |
vnode_t *vp; |
|
331 |
int error; |
|
332 |
||
333 |
if ((error = lookupname(zc->zc_value, UIO_SYSSPACE, |
|
334 |
NO_FOLLOW, NULL, &vp)) != 0) |
|
335 |
return (error); |
|
336 |
||
337 |
/* Now make sure mntpnt and dataset are ZFS */ |
|
338 |
||
339 |
if (vp->v_vfsp->vfs_fstype != zfsfstype || |
|
340 |
(strcmp((char *)refstr_value(vp->v_vfsp->vfs_resource), |
|
341 |
zc->zc_name) != 0)) { |
|
342 |
VN_RELE(vp); |
|
343 |
return (EPERM); |
|
344 |
} |
|
345 |
||
346 |
VN_RELE(vp); |
|
347 |
return (dsl_deleg_access(zc->zc_name, |
|
348 |
ZFS_DELEG_PERM_SHARE, cr)); |
|
349 |
} |
|
350 |
} |
|
351 |
||
789 | 352 |
static int |
4543 | 353 |
zfs_get_parent(const char *datasetname, char *parent, int parentsize) |
789 | 354 |
{ |
355 |
char *cp; |
|
356 |
||
357 |
/* |
|
358 |
* Remove the @bla or /bla from the end of the name to get the parent. |
|
359 |
*/ |
|
4543 | 360 |
(void) strncpy(parent, datasetname, parentsize); |
361 |
cp = strrchr(parent, '@'); |
|
789 | 362 |
if (cp != NULL) { |
363 |
cp[0] = '\0'; |
|
364 |
} else { |
|
4543 | 365 |
cp = strrchr(parent, '/'); |
789 | 366 |
if (cp == NULL) |
367 |
return (ENOENT); |
|
368 |
cp[0] = '\0'; |
|
369 |
} |
|
370 |
||
4543 | 371 |
return (0); |
372 |
} |
|
373 |
||
374 |
int |
|
375 |
zfs_secpolicy_destroy_perms(const char *name, cred_t *cr) |
|
376 |
{ |
|
377 |
int error; |
|
378 |
||
379 |
if ((error = zfs_secpolicy_write_perms(name, |
|
380 |
ZFS_DELEG_PERM_MOUNT, cr)) != 0) |
|
381 |
return (error); |
|
382 |
||
383 |
return (zfs_secpolicy_write_perms(name, ZFS_DELEG_PERM_DESTROY, cr)); |
|
384 |
} |
|
385 |
||
386 |
static int |
|
387 |
zfs_secpolicy_destroy(zfs_cmd_t *zc, cred_t *cr) |
|
388 |
{ |
|
389 |
return (zfs_secpolicy_destroy_perms(zc->zc_name, cr)); |
|
390 |
} |
|
391 |
||
392 |
/* |
|
393 |
* Must have sys_config privilege to check the iscsi permission |
|
394 |
*/ |
|
395 |
/* ARGSUSED */ |
|
396 |
static int |
|
397 |
zfs_secpolicy_iscsi(zfs_cmd_t *zc, cred_t *cr) |
|
398 |
{ |
|
399 |
return (secpolicy_zfs(cr)); |
|
400 |
} |
|
401 |
||
402 |
int |
|
403 |
zfs_secpolicy_rename_perms(const char *from, const char *to, cred_t *cr) |
|
404 |
{ |
|
405 |
char parentname[MAXNAMELEN]; |
|
406 |
int error; |
|
407 |
||
408 |
if ((error = zfs_secpolicy_write_perms(from, |
|
409 |
ZFS_DELEG_PERM_RENAME, cr)) != 0) |
|
410 |
return (error); |
|
411 |
||
412 |
if ((error = zfs_secpolicy_write_perms(from, |
|
413 |
ZFS_DELEG_PERM_MOUNT, cr)) != 0) |
|
414 |
return (error); |
|
415 |
||
416 |
if ((error = zfs_get_parent(to, parentname, |
|
417 |
sizeof (parentname))) != 0) |
|
418 |
return (error); |
|
419 |
||
420 |
if ((error = zfs_secpolicy_write_perms(parentname, |
|
421 |
ZFS_DELEG_PERM_CREATE, cr)) != 0) |
|
422 |
return (error); |
|
423 |
||
424 |
if ((error = zfs_secpolicy_write_perms(parentname, |
|
425 |
ZFS_DELEG_PERM_MOUNT, cr)) != 0) |
|
426 |
return (error); |
|
427 |
||
428 |
return (error); |
|
429 |
} |
|
430 |
||
431 |
static int |
|
432 |
zfs_secpolicy_rename(zfs_cmd_t *zc, cred_t *cr) |
|
433 |
{ |
|
434 |
return (zfs_secpolicy_rename_perms(zc->zc_name, zc->zc_value, cr)); |
|
435 |
} |
|
436 |
||
437 |
static int |
|
438 |
zfs_secpolicy_promote(zfs_cmd_t *zc, cred_t *cr) |
|
439 |
{ |
|
440 |
char parentname[MAXNAMELEN]; |
|
441 |
objset_t *clone; |
|
442 |
int error; |
|
443 |
||
444 |
error = zfs_secpolicy_write_perms(zc->zc_name, |
|
445 |
ZFS_DELEG_PERM_PROMOTE, cr); |
|
446 |
if (error) |
|
447 |
return (error); |
|
448 |
||
449 |
error = dmu_objset_open(zc->zc_name, DMU_OST_ANY, |
|
450 |
DS_MODE_STANDARD | DS_MODE_READONLY, &clone); |
|
451 |
||
452 |
if (error == 0) { |
|
453 |
dsl_dataset_t *pclone = NULL; |
|
454 |
dsl_dir_t *dd; |
|
455 |
dd = clone->os->os_dsl_dataset->ds_dir; |
|
456 |
||
457 |
rw_enter(&dd->dd_pool->dp_config_rwlock, RW_READER); |
|
458 |
error = dsl_dataset_open_obj(dd->dd_pool, |
|
459 |
dd->dd_phys->dd_clone_parent_obj, NULL, |
|
460 |
DS_MODE_NONE, FTAG, &pclone); |
|
461 |
rw_exit(&dd->dd_pool->dp_config_rwlock); |
|
462 |
if (error) { |
|
463 |
dmu_objset_close(clone); |
|
464 |
return (error); |
|
465 |
} |
|
466 |
||
467 |
error = zfs_secpolicy_write_perms(zc->zc_name, |
|
468 |
ZFS_DELEG_PERM_MOUNT, cr); |
|
469 |
||
470 |
dsl_dataset_name(pclone, parentname); |
|
471 |
dmu_objset_close(clone); |
|
472 |
dsl_dataset_close(pclone, DS_MODE_NONE, FTAG); |
|
473 |
if (error == 0) |
|
474 |
error = zfs_secpolicy_write_perms(parentname, |
|
475 |
ZFS_DELEG_PERM_PROMOTE, cr); |
|
476 |
} |
|
477 |
return (error); |
|
478 |
} |
|
479 |
||
480 |
static int |
|
481 |
zfs_secpolicy_receive(zfs_cmd_t *zc, cred_t *cr) |
|
482 |
{ |
|
483 |
int error; |
|
484 |
||
485 |
if ((error = zfs_secpolicy_write_perms(zc->zc_name, |
|
486 |
ZFS_DELEG_PERM_RECEIVE, cr)) != 0) |
|
487 |
return (error); |
|
488 |
||
489 |
if ((error = zfs_secpolicy_write_perms(zc->zc_name, |
|
490 |
ZFS_DELEG_PERM_MOUNT, cr)) != 0) |
|
491 |
return (error); |
|
492 |
||
493 |
return (zfs_secpolicy_write_perms(zc->zc_name, |
|
494 |
ZFS_DELEG_PERM_CREATE, cr)); |
|
495 |
} |
|
496 |
||
497 |
int |
|
498 |
zfs_secpolicy_snapshot_perms(const char *name, cred_t *cr) |
|
499 |
{ |
|
500 |
int error; |
|
501 |
||
502 |
if ((error = zfs_secpolicy_write_perms(name, |
|
503 |
ZFS_DELEG_PERM_SNAPSHOT, cr)) != 0) |
|
504 |
return (error); |
|
505 |
||
506 |
error = zfs_secpolicy_write_perms(name, |
|
507 |
ZFS_DELEG_PERM_MOUNT, cr); |
|
508 |
||
509 |
return (error); |
|
510 |
} |
|
511 |
||
512 |
static int |
|
513 |
zfs_secpolicy_snapshot(zfs_cmd_t *zc, cred_t *cr) |
|
514 |
{ |
|
515 |
||
516 |
return (zfs_secpolicy_snapshot_perms(zc->zc_name, cr)); |
|
517 |
} |
|
518 |
||
519 |
static int |
|
520 |
zfs_secpolicy_create(zfs_cmd_t *zc, cred_t *cr) |
|
521 |
{ |
|
522 |
char parentname[MAXNAMELEN]; |
|
523 |
int error; |
|
524 |
||
525 |
if ((error = zfs_get_parent(zc->zc_name, parentname, |
|
526 |
sizeof (parentname))) != 0) |
|
527 |
return (error); |
|
528 |
||
529 |
if (zc->zc_value[0] != '\0') { |
|
530 |
if ((error = zfs_secpolicy_write_perms(zc->zc_value, |
|
531 |
ZFS_DELEG_PERM_CLONE, cr)) != 0) |
|
532 |
return (error); |
|
533 |
} |
|
534 |
||
535 |
if ((error = zfs_secpolicy_write_perms(parentname, |
|
536 |
ZFS_DELEG_PERM_CREATE, cr)) != 0) |
|
537 |
return (error); |
|
538 |
||
539 |
error = zfs_secpolicy_write_perms(parentname, |
|
540 |
ZFS_DELEG_PERM_MOUNT, cr); |
|
541 |
||
542 |
return (error); |
|
543 |
} |
|
544 |
||
545 |
static int |
|
546 |
zfs_secpolicy_umount(zfs_cmd_t *zc, cred_t *cr) |
|
547 |
{ |
|
548 |
int error; |
|
549 |
||
550 |
error = secpolicy_fs_unmount(cr, NULL); |
|
551 |
if (error) { |
|
552 |
error = dsl_deleg_access(zc->zc_name, ZFS_DELEG_PERM_MOUNT, cr); |
|
553 |
} |
|
554 |
return (error); |
|
789 | 555 |
} |
556 |
||
557 |
/* |
|
558 |
* Policy for pool operations - create/destroy pools, add vdevs, etc. Requires |
|
559 |
* SYS_CONFIG privilege, which is not available in a local zone. |
|
560 |
*/ |
|
561 |
/* ARGSUSED */ |
|
562 |
static int |
|
4543 | 563 |
zfs_secpolicy_config(zfs_cmd_t *zc, cred_t *cr) |
789 | 564 |
{ |
565 |
if (secpolicy_sys_config(cr, B_FALSE) != 0) |
|
566 |
return (EPERM); |
|
567 |
||
568 |
return (0); |
|
569 |
} |
|
570 |
||
571 |
/* |
|
4543 | 572 |
* Just like zfs_secpolicy_config, except that we will check for |
573 |
* mount permission on the dataset for permission to create/remove |
|
574 |
* the minor nodes. |
|
575 |
*/ |
|
576 |
static int |
|
577 |
zfs_secpolicy_minor(zfs_cmd_t *zc, cred_t *cr) |
|
578 |
{ |
|
579 |
if (secpolicy_sys_config(cr, B_FALSE) != 0) { |
|
580 |
return (dsl_deleg_access(zc->zc_name, |
|
581 |
ZFS_DELEG_PERM_MOUNT, cr)); |
|
582 |
} |
|
583 |
||
584 |
return (0); |
|
585 |
} |
|
586 |
||
587 |
/* |
|
1544 | 588 |
* Policy for fault injection. Requires all privileges. |
589 |
*/ |
|
590 |
/* ARGSUSED */ |
|
591 |
static int |
|
4543 | 592 |
zfs_secpolicy_inject(zfs_cmd_t *zc, cred_t *cr) |
1544 | 593 |
{ |
594 |
return (secpolicy_zinject(cr)); |
|
595 |
} |
|
596 |
||
4849
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
597 |
static int |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
598 |
zfs_secpolicy_inherit(zfs_cmd_t *zc, cred_t *cr) |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
599 |
{ |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
600 |
zfs_prop_t prop = zfs_name_to_prop(zc->zc_value); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
601 |
|
5094 | 602 |
if (prop == ZPROP_INVAL) { |
4849
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
603 |
if (!zfs_prop_user(zc->zc_value)) |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
604 |
return (EINVAL); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
605 |
return (zfs_secpolicy_write_perms(zc->zc_name, |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
606 |
ZFS_DELEG_PERM_USERPROP, cr)); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
607 |
} else { |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
608 |
if (!zfs_prop_inheritable(prop)) |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
609 |
return (EINVAL); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
610 |
return (zfs_secpolicy_setprop(zc->zc_name, prop, cr)); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
611 |
} |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
612 |
} |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
613 |
|
1544 | 614 |
/* |
789 | 615 |
* Returns the nvlist as specified by the user in the zfs_cmd_t. |
616 |
*/ |
|
617 |
static int |
|
5094 | 618 |
get_nvlist(uint64_t nvl, uint64_t size, nvlist_t **nvp) |
789 | 619 |
{ |
620 |
char *packed; |
|
621 |
int error; |
|
5094 | 622 |
nvlist_t *list = NULL; |
789 | 623 |
|
624 |
/* |
|
2676 | 625 |
* Read in and unpack the user-supplied nvlist. |
789 | 626 |
*/ |
5094 | 627 |
if (size == 0) |
789 | 628 |
return (EINVAL); |
629 |
||
630 |
packed = kmem_alloc(size, KM_SLEEP); |
|
631 |
||
5094 | 632 |
if ((error = xcopyin((void *)(uintptr_t)nvl, packed, size)) != 0) { |
789 | 633 |
kmem_free(packed, size); |
634 |
return (error); |
|
635 |
} |
|
636 |
||
5094 | 637 |
if ((error = nvlist_unpack(packed, size, &list, 0)) != 0) { |
789 | 638 |
kmem_free(packed, size); |
639 |
return (error); |
|
640 |
} |
|
641 |
||
642 |
kmem_free(packed, size); |
|
643 |
||
5094 | 644 |
*nvp = list; |
789 | 645 |
return (0); |
646 |
} |
|
647 |
||
648 |
static int |
|
2676 | 649 |
put_nvlist(zfs_cmd_t *zc, nvlist_t *nvl) |
650 |
{ |
|
651 |
char *packed = NULL; |
|
652 |
size_t size; |
|
653 |
int error; |
|
654 |
||
655 |
VERIFY(nvlist_size(nvl, &size, NV_ENCODE_NATIVE) == 0); |
|
656 |
||
657 |
if (size > zc->zc_nvlist_dst_size) { |
|
658 |
error = ENOMEM; |
|
659 |
} else { |
|
4611 | 660 |
packed = kmem_alloc(size, KM_SLEEP); |
2676 | 661 |
VERIFY(nvlist_pack(nvl, &packed, &size, NV_ENCODE_NATIVE, |
662 |
KM_SLEEP) == 0); |
|
663 |
error = xcopyout(packed, (void *)(uintptr_t)zc->zc_nvlist_dst, |
|
664 |
size); |
|
665 |
kmem_free(packed, size); |
|
666 |
} |
|
667 |
||
668 |
zc->zc_nvlist_dst_size = size; |
|
669 |
return (error); |
|
670 |
} |
|
671 |
||
672 |
static int |
|
789 | 673 |
zfs_ioc_pool_create(zfs_cmd_t *zc) |
674 |
{ |
|
675 |
int error; |
|
5094 | 676 |
nvlist_t *config, *props = NULL; |
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
4670
diff
changeset
|
677 |
char *buf; |
789 | 678 |
|
5094 | 679 |
if (error = get_nvlist(zc->zc_nvlist_conf, zc->zc_nvlist_conf_size, |
680 |
&config)) |
|
4988
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
681 |
return (error); |
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
4670
diff
changeset
|
682 |
|
5094 | 683 |
if (zc->zc_nvlist_src_size != 0 && (error = |
684 |
get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, &props))) { |
|
685 |
nvlist_free(config); |
|
686 |
return (error); |
|
687 |
} |
|
688 |
||
4988
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
689 |
buf = history_str_get(zc); |
789 | 690 |
|
5094 | 691 |
error = spa_create(zc->zc_name, config, props, buf); |
789 | 692 |
|
4988
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
693 |
if (buf != NULL) |
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
694 |
history_str_free(buf); |
5094 | 695 |
|
789 | 696 |
nvlist_free(config); |
697 |
||
5094 | 698 |
if (props) |
699 |
nvlist_free(props); |
|
700 |
||
789 | 701 |
return (error); |
702 |
} |
|
703 |
||
704 |
static int |
|
705 |
zfs_ioc_pool_destroy(zfs_cmd_t *zc) |
|
706 |
{ |
|
4543 | 707 |
int error; |
708 |
zfs_log_history(zc); |
|
709 |
error = spa_destroy(zc->zc_name); |
|
710 |
return (error); |
|
789 | 711 |
} |
712 |
||
713 |
static int |
|
714 |
zfs_ioc_pool_import(zfs_cmd_t *zc) |
|
715 |
{ |
|
716 |
int error; |
|
5094 | 717 |
nvlist_t *config, *props = NULL; |
789 | 718 |
uint64_t guid; |
719 |
||
5094 | 720 |
if ((error = get_nvlist(zc->zc_nvlist_conf, zc->zc_nvlist_conf_size, |
721 |
&config)) != 0) |
|
789 | 722 |
return (error); |
723 |
||
5094 | 724 |
if (zc->zc_nvlist_src_size != 0 && (error = |
725 |
get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, &props))) { |
|
726 |
nvlist_free(config); |
|
727 |
return (error); |
|
728 |
} |
|
729 |
||
789 | 730 |
if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, &guid) != 0 || |
1544 | 731 |
guid != zc->zc_guid) |
789 | 732 |
error = EINVAL; |
733 |
else |
|
5094 | 734 |
error = spa_import(zc->zc_name, config, props); |
789 | 735 |
|
736 |
nvlist_free(config); |
|
737 |
||
5094 | 738 |
if (props) |
739 |
nvlist_free(props); |
|
740 |
||
789 | 741 |
return (error); |
742 |
} |
|
743 |
||
744 |
static int |
|
745 |
zfs_ioc_pool_export(zfs_cmd_t *zc) |
|
746 |
{ |
|
4543 | 747 |
int error; |
748 |
zfs_log_history(zc); |
|
749 |
error = spa_export(zc->zc_name, NULL); |
|
750 |
return (error); |
|
789 | 751 |
} |
752 |
||
753 |
static int |
|
754 |
zfs_ioc_pool_configs(zfs_cmd_t *zc) |
|
755 |
{ |
|
756 |
nvlist_t *configs; |
|
757 |
int error; |
|
758 |
||
759 |
if ((configs = spa_all_configs(&zc->zc_cookie)) == NULL) |
|
760 |
return (EEXIST); |
|
761 |
||
2676 | 762 |
error = put_nvlist(zc, configs); |
789 | 763 |
|
764 |
nvlist_free(configs); |
|
765 |
||
766 |
return (error); |
|
767 |
} |
|
768 |
||
769 |
static int |
|
770 |
zfs_ioc_pool_stats(zfs_cmd_t *zc) |
|
771 |
{ |
|
772 |
nvlist_t *config; |
|
773 |
int error; |
|
1544 | 774 |
int ret = 0; |
789 | 775 |
|
2676 | 776 |
error = spa_get_stats(zc->zc_name, &config, zc->zc_value, |
777 |
sizeof (zc->zc_value)); |
|
789 | 778 |
|
779 |
if (config != NULL) { |
|
2676 | 780 |
ret = put_nvlist(zc, config); |
789 | 781 |
nvlist_free(config); |
1544 | 782 |
|
783 |
/* |
|
784 |
* The config may be present even if 'error' is non-zero. |
|
785 |
* In this case we return success, and preserve the real errno |
|
786 |
* in 'zc_cookie'. |
|
787 |
*/ |
|
788 |
zc->zc_cookie = error; |
|
789 | 789 |
} else { |
1544 | 790 |
ret = error; |
789 | 791 |
} |
792 |
||
1544 | 793 |
return (ret); |
789 | 794 |
} |
795 |
||
796 |
/* |
|
797 |
* Try to import the given pool, returning pool stats as appropriate so that |
|
798 |
* user land knows which devices are available and overall pool health. |
|
799 |
*/ |
|
800 |
static int |
|
801 |
zfs_ioc_pool_tryimport(zfs_cmd_t *zc) |
|
802 |
{ |
|
803 |
nvlist_t *tryconfig, *config; |
|
804 |
int error; |
|
805 |
||
5094 | 806 |
if ((error = get_nvlist(zc->zc_nvlist_conf, zc->zc_nvlist_conf_size, |
807 |
&tryconfig)) != 0) |
|
789 | 808 |
return (error); |
809 |
||
810 |
config = spa_tryimport(tryconfig); |
|
811 |
||
812 |
nvlist_free(tryconfig); |
|
813 |
||
814 |
if (config == NULL) |
|
815 |
return (EINVAL); |
|
816 |
||
2676 | 817 |
error = put_nvlist(zc, config); |
789 | 818 |
nvlist_free(config); |
819 |
||
820 |
return (error); |
|
821 |
} |
|
822 |
||
823 |
static int |
|
824 |
zfs_ioc_pool_scrub(zfs_cmd_t *zc) |
|
825 |
{ |
|
826 |
spa_t *spa; |
|
827 |
int error; |
|
828 |
||
2926 | 829 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
830 |
return (error); |
|
831 |
||
4808 | 832 |
mutex_enter(&spa_namespace_lock); |
2926 | 833 |
error = spa_scrub(spa, zc->zc_cookie, B_FALSE); |
4808 | 834 |
mutex_exit(&spa_namespace_lock); |
2926 | 835 |
|
836 |
spa_close(spa, FTAG); |
|
837 |
||
789 | 838 |
return (error); |
839 |
} |
|
840 |
||
841 |
static int |
|
842 |
zfs_ioc_pool_freeze(zfs_cmd_t *zc) |
|
843 |
{ |
|
844 |
spa_t *spa; |
|
845 |
int error; |
|
846 |
||
847 |
error = spa_open(zc->zc_name, &spa, FTAG); |
|
848 |
if (error == 0) { |
|
849 |
spa_freeze(spa); |
|
850 |
spa_close(spa, FTAG); |
|
851 |
} |
|
852 |
return (error); |
|
853 |
} |
|
854 |
||
855 |
static int |
|
1760 | 856 |
zfs_ioc_pool_upgrade(zfs_cmd_t *zc) |
857 |
{ |
|
858 |
spa_t *spa; |
|
859 |
int error; |
|
860 |
||
2926 | 861 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
862 |
return (error); |
|
863 |
||
5118
c723b1aa9f79
6607671 Able to zpool upgrade a pool to an unknown version number
lling
parents:
5094
diff
changeset
|
864 |
if (zc->zc_cookie < spa_version(spa) || zc->zc_cookie > SPA_VERSION) { |
c723b1aa9f79
6607671 Able to zpool upgrade a pool to an unknown version number
lling
parents:
5094
diff
changeset
|
865 |
spa_close(spa, FTAG); |
c723b1aa9f79
6607671 Able to zpool upgrade a pool to an unknown version number
lling
parents:
5094
diff
changeset
|
866 |
return (EINVAL); |
c723b1aa9f79
6607671 Able to zpool upgrade a pool to an unknown version number
lling
parents:
5094
diff
changeset
|
867 |
} |
c723b1aa9f79
6607671 Able to zpool upgrade a pool to an unknown version number
lling
parents:
5094
diff
changeset
|
868 |
|
5094 | 869 |
spa_upgrade(spa, zc->zc_cookie); |
2926 | 870 |
spa_close(spa, FTAG); |
871 |
||
872 |
return (error); |
|
873 |
} |
|
874 |
||
875 |
static int |
|
876 |
zfs_ioc_pool_get_history(zfs_cmd_t *zc) |
|
877 |
{ |
|
878 |
spa_t *spa; |
|
879 |
char *hist_buf; |
|
880 |
uint64_t size; |
|
881 |
int error; |
|
882 |
||
883 |
if ((size = zc->zc_history_len) == 0) |
|
884 |
return (EINVAL); |
|
885 |
||
886 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
|
887 |
return (error); |
|
888 |
||
4577 | 889 |
if (spa_version(spa) < SPA_VERSION_ZPOOL_HISTORY) { |
3863
d56571426115
6529406 zpool history needs to bump the on-disk version
ek110237
parents:
3741
diff
changeset
|
890 |
spa_close(spa, FTAG); |
d56571426115
6529406 zpool history needs to bump the on-disk version
ek110237
parents:
3741
diff
changeset
|
891 |
return (ENOTSUP); |
d56571426115
6529406 zpool history needs to bump the on-disk version
ek110237
parents:
3741
diff
changeset
|
892 |
} |
d56571426115
6529406 zpool history needs to bump the on-disk version
ek110237
parents:
3741
diff
changeset
|
893 |
|
2926 | 894 |
hist_buf = kmem_alloc(size, KM_SLEEP); |
895 |
if ((error = spa_history_get(spa, &zc->zc_history_offset, |
|
896 |
&zc->zc_history_len, hist_buf)) == 0) { |
|
4543 | 897 |
error = xcopyout(hist_buf, |
898 |
(char *)(uintptr_t)zc->zc_history, |
|
2926 | 899 |
zc->zc_history_len); |
900 |
} |
|
901 |
||
902 |
spa_close(spa, FTAG); |
|
903 |
kmem_free(hist_buf, size); |
|
904 |
return (error); |
|
905 |
} |
|
906 |
||
907 |
static int |
|
3444
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
908 |
zfs_ioc_dsobj_to_dsname(zfs_cmd_t *zc) |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
909 |
{ |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
910 |
int error; |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
911 |
|
3912 | 912 |
if (error = dsl_dsobj_to_dsname(zc->zc_name, zc->zc_obj, zc->zc_value)) |
3444
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
913 |
return (error); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
914 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
915 |
return (0); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
916 |
} |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
917 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
918 |
static int |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
919 |
zfs_ioc_obj_to_path(zfs_cmd_t *zc) |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
920 |
{ |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
921 |
objset_t *osp; |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
922 |
int error; |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
923 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
924 |
if ((error = dmu_objset_open(zc->zc_name, DMU_OST_ZFS, |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
925 |
DS_MODE_NONE | DS_MODE_READONLY, &osp)) != 0) |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
926 |
return (error); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
927 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
928 |
error = zfs_obj_to_path(osp, zc->zc_obj, zc->zc_value, |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
929 |
sizeof (zc->zc_value)); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
930 |
dmu_objset_close(osp); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
931 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
932 |
return (error); |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
933 |
} |
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
934 |
|
dc160a70a50d
6410433 'zpool status -v' would be more useful with filenames
ek110237
parents:
3265
diff
changeset
|
935 |
static int |
789 | 936 |
zfs_ioc_vdev_add(zfs_cmd_t *zc) |
937 |
{ |
|
938 |
spa_t *spa; |
|
939 |
int error; |
|
940 |
nvlist_t *config; |
|
941 |
||
942 |
error = spa_open(zc->zc_name, &spa, FTAG); |
|
943 |
if (error != 0) |
|
944 |
return (error); |
|
945 |
||
3912 | 946 |
/* |
947 |
* A root pool with concatenated devices is not supported. |
|
948 |
* Thus, can not add a device to a root pool with one device. |
|
949 |
*/ |
|
950 |
if (spa->spa_root_vdev->vdev_children == 1 && spa->spa_bootfs != 0) { |
|
951 |
spa_close(spa, FTAG); |
|
952 |
return (EDOM); |
|
953 |
} |
|
954 |
||
5094 | 955 |
if ((error = get_nvlist(zc->zc_nvlist_conf, zc->zc_nvlist_conf_size, |
956 |
&config)) == 0) { |
|
789 | 957 |
error = spa_vdev_add(spa, config); |
958 |
nvlist_free(config); |
|
959 |
} |
|
960 |
spa_close(spa, FTAG); |
|
961 |
return (error); |
|
962 |
} |
|
963 |
||
964 |
static int |
|
965 |
zfs_ioc_vdev_remove(zfs_cmd_t *zc) |
|
966 |
{ |
|
2082 | 967 |
spa_t *spa; |
968 |
int error; |
|
969 |
||
970 |
error = spa_open(zc->zc_name, &spa, FTAG); |
|
971 |
if (error != 0) |
|
972 |
return (error); |
|
973 |
error = spa_vdev_remove(spa, zc->zc_guid, B_FALSE); |
|
974 |
spa_close(spa, FTAG); |
|
975 |
return (error); |
|
789 | 976 |
} |
977 |
||
978 |
static int |
|
4451 | 979 |
zfs_ioc_vdev_set_state(zfs_cmd_t *zc) |
789 | 980 |
{ |
981 |
spa_t *spa; |
|
982 |
int error; |
|
4451 | 983 |
vdev_state_t newstate = VDEV_STATE_UNKNOWN; |
789 | 984 |
|
2926 | 985 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
789 | 986 |
return (error); |
4451 | 987 |
switch (zc->zc_cookie) { |
988 |
case VDEV_STATE_ONLINE: |
|
989 |
error = vdev_online(spa, zc->zc_guid, zc->zc_obj, &newstate); |
|
990 |
break; |
|
991 |
||
992 |
case VDEV_STATE_OFFLINE: |
|
993 |
error = vdev_offline(spa, zc->zc_guid, zc->zc_obj); |
|
994 |
break; |
|
789 | 995 |
|
4451 | 996 |
case VDEV_STATE_FAULTED: |
997 |
error = vdev_fault(spa, zc->zc_guid); |
|
998 |
break; |
|
789 | 999 |
|
4451 | 1000 |
case VDEV_STATE_DEGRADED: |
1001 |
error = vdev_degrade(spa, zc->zc_guid); |
|
1002 |
break; |
|
1003 |
||
1004 |
default: |
|
1005 |
error = EINVAL; |
|
1006 |
} |
|
1007 |
zc->zc_cookie = newstate; |
|
789 | 1008 |
spa_close(spa, FTAG); |
1009 |
return (error); |
|
1010 |
} |
|
1011 |
||
1012 |
static int |
|
1013 |
zfs_ioc_vdev_attach(zfs_cmd_t *zc) |
|
1014 |
{ |
|
1015 |
spa_t *spa; |
|
1016 |
int replacing = zc->zc_cookie; |
|
1017 |
nvlist_t *config; |
|
1018 |
int error; |
|
1019 |
||
2926 | 1020 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
789 | 1021 |
return (error); |
1022 |
||
5094 | 1023 |
if ((error = get_nvlist(zc->zc_nvlist_conf, zc->zc_nvlist_conf_size, |
1024 |
&config)) == 0) { |
|
1544 | 1025 |
error = spa_vdev_attach(spa, zc->zc_guid, config, replacing); |
789 | 1026 |
nvlist_free(config); |
1027 |
} |
|
1028 |
||
1029 |
spa_close(spa, FTAG); |
|
1030 |
return (error); |
|
1031 |
} |
|
1032 |
||
1033 |
static int |
|
1034 |
zfs_ioc_vdev_detach(zfs_cmd_t *zc) |
|
1035 |
{ |
|
1036 |
spa_t *spa; |
|
1037 |
int error; |
|
1038 |
||
2926 | 1039 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
789 | 1040 |
return (error); |
1041 |
||
1544 | 1042 |
error = spa_vdev_detach(spa, zc->zc_guid, B_FALSE); |
789 | 1043 |
|
1044 |
spa_close(spa, FTAG); |
|
1045 |
return (error); |
|
1046 |
} |
|
1047 |
||
1048 |
static int |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1049 |
zfs_ioc_vdev_setpath(zfs_cmd_t *zc) |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1050 |
{ |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1051 |
spa_t *spa; |
2676 | 1052 |
char *path = zc->zc_value; |
1544 | 1053 |
uint64_t guid = zc->zc_guid; |
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1054 |
int error; |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1055 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1056 |
error = spa_open(zc->zc_name, &spa, FTAG); |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1057 |
if (error != 0) |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1058 |
return (error); |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1059 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1060 |
error = spa_vdev_setpath(spa, guid, path); |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1061 |
spa_close(spa, FTAG); |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1062 |
return (error); |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1063 |
} |
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1064 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1133
diff
changeset
|
1065 |
static int |
789 | 1066 |
zfs_ioc_objset_stats(zfs_cmd_t *zc) |
1067 |
{ |
|
1068 |
objset_t *os = NULL; |
|
1069 |
int error; |
|
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1354
diff
changeset
|
1070 |
nvlist_t *nv; |
789 | 1071 |
|
1072 |
retry: |
|
1073 |
error = dmu_objset_open(zc->zc_name, DMU_OST_ANY, |
|
1074 |
DS_MODE_STANDARD | DS_MODE_READONLY, &os); |
|
1075 |
if (error != 0) { |
|
1076 |
/* |
|
1077 |
* This is ugly: dmu_objset_open() can return EBUSY if |
|
1078 |
* the objset is held exclusively. Fortunately this hold is |
|
1079 |
* only for a short while, so we retry here. |
|
1080 |
* This avoids user code having to handle EBUSY, |
|
1081 |
* for example for a "zfs list". |
|
1082 |
*/ |
|
1083 |
if (error == EBUSY) { |
|
1084 |
delay(1); |
|
1085 |
goto retry; |
|
1086 |
} |
|
1087 |
return (error); |
|
1088 |
} |
|
1089 |
||
2885 | 1090 |
dmu_objset_fast_stat(os, &zc->zc_objset_stats); |
789 | 1091 |
|
2856 | 1092 |
if (zc->zc_nvlist_dst != 0 && |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1354
diff
changeset
|
1093 |
(error = dsl_prop_get_all(os, &nv)) == 0) { |
2885 | 1094 |
dmu_objset_stats(os, nv); |
3087 | 1095 |
/* |
4577 | 1096 |
* NB: {zpl,zvol}_get_stats() will read the objset contents, |
3087 | 1097 |
* which we aren't supposed to do with a |
1098 |
* DS_MODE_STANDARD open, because it could be |
|
1099 |
* inconsistent. So this is a bit of a workaround... |
|
1100 |
*/ |
|
4577 | 1101 |
if (!zc->zc_objset_stats.dds_inconsistent) { |
1102 |
if (dmu_objset_type(os) == DMU_OST_ZVOL) |
|
1103 |
VERIFY(zvol_get_stats(os, nv) == 0); |
|
1104 |
else if (dmu_objset_type(os) == DMU_OST_ZFS) |
|
1105 |
(void) zfs_get_stats(os, nv); |
|
1106 |
} |
|
2676 | 1107 |
error = put_nvlist(zc, nv); |
1356
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1354
diff
changeset
|
1108 |
nvlist_free(nv); |
e021b5e4aa0e
6377671 zfs mount -a shouldn't bother checking snapshots
eschrock
parents:
1354
diff
changeset
|
1109 |
} |
789 | 1110 |
|
2676 | 1111 |
spa_altroot(dmu_objset_spa(os), zc->zc_value, sizeof (zc->zc_value)); |
1544 | 1112 |
|
789 | 1113 |
dmu_objset_close(os); |
1114 |
return (error); |
|
1115 |
} |
|
1116 |
||
1117 |
static int |
|
1118 |
zfs_ioc_dataset_list_next(zfs_cmd_t *zc) |
|
1119 |
{ |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1120 |
objset_t *os; |
789 | 1121 |
int error; |
1122 |
char *p; |
|
1123 |
||
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1124 |
retry: |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1125 |
error = dmu_objset_open(zc->zc_name, DMU_OST_ANY, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1126 |
DS_MODE_STANDARD | DS_MODE_READONLY, &os); |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1127 |
if (error != 0) { |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1128 |
/* |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1129 |
* This is ugly: dmu_objset_open() can return EBUSY if |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1130 |
* the objset is held exclusively. Fortunately this hold is |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1131 |
* only for a short while, so we retry here. |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1132 |
* This avoids user code having to handle EBUSY, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1133 |
* for example for a "zfs list". |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1134 |
*/ |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1135 |
if (error == EBUSY) { |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1136 |
delay(1); |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1137 |
goto retry; |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1138 |
} |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1139 |
if (error == ENOENT) |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1140 |
error = ESRCH; |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1141 |
return (error); |
789 | 1142 |
} |
1143 |
||
1144 |
p = strrchr(zc->zc_name, '/'); |
|
1145 |
if (p == NULL || p[1] != '\0') |
|
1146 |
(void) strlcat(zc->zc_name, "/", sizeof (zc->zc_name)); |
|
1147 |
p = zc->zc_name + strlen(zc->zc_name); |
|
1148 |
||
1149 |
do { |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1150 |
error = dmu_dir_list_next(os, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1151 |
sizeof (zc->zc_name) - (p - zc->zc_name), p, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1152 |
NULL, &zc->zc_cookie); |
789 | 1153 |
if (error == ENOENT) |
1154 |
error = ESRCH; |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1155 |
} while (error == 0 && !INGLOBALZONE(curproc) && |
789 | 1156 |
!zone_dataset_visible(zc->zc_name, NULL)); |
1157 |
||
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1158 |
/* |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1159 |
* If it's a hidden dataset (ie. with a '$' in its name), don't |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1160 |
* try to get stats for it. Userland will skip over it. |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1161 |
*/ |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1162 |
if (error == 0 && strchr(zc->zc_name, '$') == NULL) |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1163 |
error = zfs_ioc_objset_stats(zc); /* fill in the stats */ |
789 | 1164 |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1165 |
dmu_objset_close(os); |
789 | 1166 |
return (error); |
1167 |
} |
|
1168 |
||
1169 |
static int |
|
1170 |
zfs_ioc_snapshot_list_next(zfs_cmd_t *zc) |
|
1171 |
{ |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1172 |
objset_t *os; |
789 | 1173 |
int error; |
1174 |
||
1175 |
retry: |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1176 |
error = dmu_objset_open(zc->zc_name, DMU_OST_ANY, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1177 |
DS_MODE_STANDARD | DS_MODE_READONLY, &os); |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1178 |
if (error != 0) { |
789 | 1179 |
/* |
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1180 |
* This is ugly: dmu_objset_open() can return EBUSY if |
789 | 1181 |
* the objset is held exclusively. Fortunately this hold is |
1182 |
* only for a short while, so we retry here. |
|
1183 |
* This avoids user code having to handle EBUSY, |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1184 |
* for example for a "zfs list". |
789 | 1185 |
*/ |
1186 |
if (error == EBUSY) { |
|
1187 |
delay(1); |
|
1188 |
goto retry; |
|
1189 |
} |
|
1190 |
if (error == ENOENT) |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1191 |
error = ESRCH; |
789 | 1192 |
return (error); |
1193 |
} |
|
1194 |
||
1003 | 1195 |
/* |
1196 |
* A dataset name of maximum length cannot have any snapshots, |
|
1197 |
* so exit immediately. |
|
1198 |
*/ |
|
1199 |
if (strlcat(zc->zc_name, "@", sizeof (zc->zc_name)) >= MAXNAMELEN) { |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1200 |
dmu_objset_close(os); |
1003 | 1201 |
return (ESRCH); |
789 | 1202 |
} |
1203 |
||
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1204 |
error = dmu_snapshot_list_next(os, |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1205 |
sizeof (zc->zc_name) - strlen(zc->zc_name), |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1206 |
zc->zc_name + strlen(zc->zc_name), NULL, &zc->zc_cookie); |
789 | 1207 |
if (error == ENOENT) |
1208 |
error = ESRCH; |
|
1209 |
||
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1210 |
if (error == 0) |
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1211 |
error = zfs_ioc_objset_stats(zc); /* fill in the stats */ |
789 | 1212 |
|
885
d925b21dba78
6347493 tar of 25K empty directory entries in ZFS takes 30+ seconds ...
ahrens
parents:
849
diff
changeset
|
1213 |
dmu_objset_close(os); |
789 | 1214 |
return (error); |
1215 |
} |
|
1216 |
||
1217 |
static int |
|
4787 | 1218 |
zfs_set_prop_nvlist(const char *name, nvlist_t *nvl) |
789 | 1219 |
{ |
2676 | 1220 |
nvpair_t *elem; |
1221 |
int error; |
|
1222 |
uint64_t intval; |
|
1223 |
char *strval; |
|
1224 |
||
4543 | 1225 |
/* |
1226 |
* First validate permission to set all of the properties |
|
1227 |
*/ |
|
2676 | 1228 |
elem = NULL; |
1229 |
while ((elem = nvlist_next_nvpair(nvl, elem)) != NULL) { |
|
4670
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1230 |
const char *propname = nvpair_name(elem); |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1231 |
zfs_prop_t prop = zfs_name_to_prop(propname); |
2676 | 1232 |
|
5094 | 1233 |
if (prop == ZPROP_INVAL) { |
2676 | 1234 |
/* |
1235 |
* If this is a user-defined property, it must be a |
|
1236 |
* string, and there is no further validation to do. |
|
1237 |
*/ |
|
1238 |
if (!zfs_prop_user(propname) || |
|
1239 |
nvpair_type(elem) != DATA_TYPE_STRING) |
|
1240 |
return (EINVAL); |
|
1241 |
||
4543 | 1242 |
error = zfs_secpolicy_write_perms(name, |
4787 | 1243 |
ZFS_DELEG_PERM_USERPROP, CRED()); |
4670
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1244 |
if (error) |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1245 |
return (error); |
4543 | 1246 |
continue; |
2676 | 1247 |
} |
1248 |
||
4787 | 1249 |
if ((error = zfs_secpolicy_setprop(name, prop, CRED())) != 0) |
4670
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1250 |
return (error); |
2676 | 1251 |
|
4670
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1252 |
/* |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1253 |
* Check that this value is valid for this pool version |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1254 |
*/ |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1255 |
switch (prop) { |
3886
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1256 |
case ZFS_PROP_COMPRESSION: |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1257 |
/* |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1258 |
* If the user specified gzip compression, make sure |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1259 |
* the SPA supports it. We ignore any errors here since |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1260 |
* we'll catch them later. |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1261 |
*/ |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1262 |
if (nvpair_type(elem) == DATA_TYPE_UINT64 && |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1263 |
nvpair_value_uint64(elem, &intval) == 0 && |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1264 |
intval >= ZIO_COMPRESS_GZIP_1 && |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1265 |
intval <= ZIO_COMPRESS_GZIP_9) { |
4543 | 1266 |
spa_t *spa; |
1267 |
||
4603
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1268 |
if (spa_open(name, &spa, FTAG) == 0) { |
3886
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1269 |
if (spa_version(spa) < |
4577 | 1270 |
SPA_VERSION_GZIP_COMPRESSION) { |
3886
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1271 |
spa_close(spa, FTAG); |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1272 |
return (ENOTSUP); |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1273 |
} |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1274 |
|
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1275 |
spa_close(spa, FTAG); |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1276 |
} |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1277 |
} |
3291401d66a6
6536602 add zlib compression support and upgrade to version 1.2.3
ahl
parents:
3863
diff
changeset
|
1278 |
break; |
4603
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1279 |
|
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1280 |
case ZFS_PROP_COPIES: |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1281 |
{ |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1282 |
spa_t *spa; |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1283 |
|
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1284 |
if (spa_open(name, &spa, FTAG) == 0) { |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1285 |
if (spa_version(spa) < |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1286 |
SPA_VERSION_DITTO_BLOCKS) { |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1287 |
spa_close(spa, FTAG); |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1288 |
return (ENOTSUP); |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1289 |
} |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1290 |
spa_close(spa, FTAG); |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1291 |
} |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1292 |
break; |
c7840c367d00
6494569 zfs recv -d pool/<doesn't exist> core dumps for top-level filesystem backups
ahrens
parents:
4577
diff
changeset
|
1293 |
} |
2676 | 1294 |
} |
4543 | 1295 |
} |
1296 |
||
1297 |
elem = NULL; |
|
1298 |
while ((elem = nvlist_next_nvpair(nvl, elem)) != NULL) { |
|
4670
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1299 |
const char *propname = nvpair_name(elem); |
002728040e28
6580745 "zfs inherit" can be executed by ordinary user
ahrens
parents:
4611
diff
changeset
|
1300 |
zfs_prop_t prop = zfs_name_to_prop(propname); |
4543 | 1301 |
|
5094 | 1302 |
if (prop == ZPROP_INVAL) { |
4543 | 1303 |
VERIFY(nvpair_value_string(elem, &strval) == 0); |
1304 |
error = dsl_prop_set(name, propname, 1, |
|
1305 |
strlen(strval) + 1, strval); |
|
1306 |
if (error == 0) |
|
1307 |
continue; |
|
1308 |
else |
|
1309 |
return (error); |
|
1310 |
} |
|
2676 | 1311 |
|
1312 |
switch (prop) { |
|
1313 |
case ZFS_PROP_QUOTA: |
|
1314 |
if ((error = nvpair_value_uint64(elem, &intval)) != 0 || |
|
4577 | 1315 |
(error = dsl_dir_set_quota(name, intval)) != 0) |
2676 | 1316 |
return (error); |
1317 |
break; |
|
1318 |
||
1319 |
case ZFS_PROP_RESERVATION: |
|
1320 |
if ((error = nvpair_value_uint64(elem, &intval)) != 0 || |
|
1321 |
(error = dsl_dir_set_reservation(name, |
|
1322 |
intval)) != 0) |
|
1323 |
return (error); |
|
1324 |
break; |
|
789 | 1325 |
|
2676 | 1326 |
case ZFS_PROP_VOLSIZE: |
1327 |
if ((error = nvpair_value_uint64(elem, &intval)) != 0 || |
|
4787 | 1328 |
(error = zvol_set_volsize(name, |
1329 |
ddi_driver_major(zfs_dip), intval)) != 0) |
|
2676 | 1330 |
return (error); |
1331 |
break; |
|
1332 |
||
1333 |
case ZFS_PROP_VOLBLOCKSIZE: |
|
1334 |
if ((error = nvpair_value_uint64(elem, &intval)) != 0 || |
|
4577 | 1335 |
(error = zvol_set_volblocksize(name, intval)) != 0) |
1336 |
return (error); |
|
1337 |
break; |
|
1338 |
||
1339 |
case ZFS_PROP_VERSION: |
|
1340 |
if ((error = nvpair_value_uint64(elem, &intval)) != 0 || |
|
1341 |
(error = zfs_set_version(name, intval)) != 0) |
|
2676 | 1342 |
return (error); |
1343 |
break; |
|
1344 |
||
1345 |
default: |
|
1346 |
if (nvpair_type(elem) == DATA_TYPE_STRING) { |
|
1347 |
if (zfs_prop_get_type(prop) != |
|
4787 | 1348 |
PROP_TYPE_STRING) |
2676 | 1349 |
return (EINVAL); |
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1350 |
VERIFY(nvpair_value_string(elem, &strval) == 0); |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1351 |
if ((error = dsl_prop_set(name, |
2676 | 1352 |
nvpair_name(elem), 1, strlen(strval) + 1, |
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1353 |
strval)) != 0) |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1354 |
return (error); |
2676 | 1355 |
} else if (nvpair_type(elem) == DATA_TYPE_UINT64) { |
2885 | 1356 |
const char *unused; |
1357 |
||
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1358 |
VERIFY(nvpair_value_uint64(elem, &intval) == 0); |
2676 | 1359 |
|
1360 |
switch (zfs_prop_get_type(prop)) { |
|
4787 | 1361 |
case PROP_TYPE_NUMBER: |
2676 | 1362 |
break; |
4787 | 1363 |
case PROP_TYPE_STRING: |
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1364 |
return (EINVAL); |
4787 | 1365 |
case PROP_TYPE_INDEX: |
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1366 |
if (zfs_prop_index_to_string(prop, |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1367 |
intval, &unused) != 0) |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1368 |
return (EINVAL); |
2676 | 1369 |
break; |
1370 |
default: |
|
4577 | 1371 |
cmn_err(CE_PANIC, |
1372 |
"unknown property type"); |
|
2676 | 1373 |
break; |
1374 |
} |
|
1375 |
||
2717
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1376 |
if ((error = dsl_prop_set(name, propname, |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1377 |
8, 1, &intval)) != 0) |
ed589a32259d
6469385 zfs_set_prop_nvlist range checking is busted
eschrock
parents:
2676
diff
changeset
|
1378 |
return (error); |
2676 | 1379 |
} else { |
1380 |
return (EINVAL); |
|
1381 |
} |
|
1382 |
break; |
|
1383 |
} |
|
1384 |
} |
|
1385 |
||
1386 |
return (0); |
|
789 | 1387 |
} |
1388 |
||
1389 |
static int |
|
2676 | 1390 |
zfs_ioc_set_prop(zfs_cmd_t *zc) |
789 | 1391 |
{ |
2676 | 1392 |
nvlist_t *nvl; |
1393 |
int error; |
|
789 | 1394 |
|
5094 | 1395 |
if ((error = get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, |
1396 |
&nvl)) != 0) |
|
2676 | 1397 |
return (error); |
1398 |
||
4787 | 1399 |
error = zfs_set_prop_nvlist(zc->zc_name, nvl); |
4543 | 1400 |
|
2676 | 1401 |
nvlist_free(nvl); |
1402 |
return (error); |
|
789 | 1403 |
} |
1404 |
||
1405 |
static int |
|
4849
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1406 |
zfs_ioc_inherit_prop(zfs_cmd_t *zc) |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1407 |
{ |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1408 |
/* the property name has been validated by zfs_secpolicy_inherit() */ |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1409 |
return (dsl_prop_set(zc->zc_name, zc->zc_value, 0, 0, NULL)); |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1410 |
} |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1411 |
|
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
1412 |
static int |
4098
0a182c2128e6
6545726 make ZFS_IOC_POOL_*_PROPS in sync with zfs_ioc_pool_props_*
lling
parents:
4007
diff
changeset
|
1413 |
zfs_ioc_pool_set_props(zfs_cmd_t *zc) |
3912 | 1414 |
{ |
5094 | 1415 |
nvlist_t *props; |
3912 | 1416 |
spa_t *spa; |
5094 | 1417 |
int error; |
3912 | 1418 |
|
5094 | 1419 |
if ((error = get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, |
1420 |
&props))) |
|
3912 | 1421 |
return (error); |
1422 |
||
1423 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) { |
|
5094 | 1424 |
nvlist_free(props); |
3912 | 1425 |
return (error); |
1426 |
} |
|
1427 |
||
5094 | 1428 |
error = spa_prop_set(spa, props); |
3912 | 1429 |
|
5094 | 1430 |
nvlist_free(props); |
3912 | 1431 |
spa_close(spa, FTAG); |
1432 |
||
1433 |
return (error); |
|
1434 |
} |
|
1435 |
||
1436 |
static int |
|
4098
0a182c2128e6
6545726 make ZFS_IOC_POOL_*_PROPS in sync with zfs_ioc_pool_props_*
lling
parents:
4007
diff
changeset
|
1437 |
zfs_ioc_pool_get_props(zfs_cmd_t *zc) |
3912 | 1438 |
{ |
1439 |
spa_t *spa; |
|
1440 |
int error; |
|
1441 |
nvlist_t *nvp = NULL; |
|
1442 |
||
1443 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
|
1444 |
return (error); |
|
1445 |
||
5094 | 1446 |
error = spa_prop_get(spa, &nvp); |
3912 | 1447 |
|
1448 |
if (error == 0 && zc->zc_nvlist_dst != NULL) |
|
1449 |
error = put_nvlist(zc, nvp); |
|
1450 |
else |
|
1451 |
error = EFAULT; |
|
1452 |
||
1453 |
spa_close(spa, FTAG); |
|
1454 |
||
1455 |
if (nvp) |
|
1456 |
nvlist_free(nvp); |
|
1457 |
return (error); |
|
1458 |
} |
|
1459 |
||
1460 |
static int |
|
4543 | 1461 |
zfs_ioc_iscsi_perm_check(zfs_cmd_t *zc) |
1462 |
{ |
|
1463 |
nvlist_t *nvp; |
|
1464 |
int error; |
|
1465 |
uint32_t uid; |
|
1466 |
uint32_t gid; |
|
1467 |
uint32_t *groups; |
|
1468 |
uint_t group_cnt; |
|
1469 |
cred_t *usercred; |
|
1470 |
||
5094 | 1471 |
if ((error = get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, |
1472 |
&nvp)) != 0) { |
|
4543 | 1473 |
return (error); |
1474 |
} |
|
1475 |
||
1476 |
if ((error = nvlist_lookup_uint32(nvp, |
|
1477 |
ZFS_DELEG_PERM_UID, &uid)) != 0) { |
|
1478 |
nvlist_free(nvp); |
|
1479 |
return (EPERM); |
|
1480 |
} |
|
1481 |
||
1482 |
if ((error = nvlist_lookup_uint32(nvp, |
|
1483 |
ZFS_DELEG_PERM_GID, &gid)) != 0) { |
|
1484 |
nvlist_free(nvp); |
|
1485 |
return (EPERM); |
|
1486 |
} |
|
1487 |
||
1488 |
if ((error = nvlist_lookup_uint32_array(nvp, ZFS_DELEG_PERM_GROUPS, |
|
1489 |
&groups, &group_cnt)) != 0) { |
|
1490 |
nvlist_free(nvp); |
|
1491 |
return (EPERM); |
|
1492 |
} |
|
1493 |
usercred = cralloc(); |
|
1494 |
if ((crsetugid(usercred, uid, gid) != 0) || |
|
1495 |
(crsetgroups(usercred, group_cnt, (gid_t *)groups) != 0)) { |
|
1496 |
nvlist_free(nvp); |
|
1497 |
crfree(usercred); |
|
1498 |
return (EPERM); |
|
1499 |
} |
|
1500 |
nvlist_free(nvp); |
|
1501 |
error = dsl_deleg_access(zc->zc_name, |
|
4787 | 1502 |
zfs_prop_to_name(ZFS_PROP_SHAREISCSI), usercred); |
4543 | 1503 |
crfree(usercred); |
1504 |
return (error); |
|
1505 |
} |
|
1506 |
||
1507 |
static int |
|
1508 |
zfs_ioc_set_fsacl(zfs_cmd_t *zc) |
|
1509 |
{ |
|
1510 |
int error; |
|
1511 |
nvlist_t *fsaclnv = NULL; |
|
1512 |
||
5094 | 1513 |
if ((error = get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, |
1514 |
&fsaclnv)) != 0) |
|
4543 | 1515 |
return (error); |
1516 |
||
1517 |
/* |
|
1518 |
* Verify nvlist is constructed correctly |
|
1519 |
*/ |
|
1520 |
if ((error = zfs_deleg_verify_nvlist(fsaclnv)) != 0) { |
|
1521 |
nvlist_free(fsaclnv); |
|
1522 |
return (EINVAL); |
|
1523 |
} |
|
1524 |
||
1525 |
/* |
|
1526 |
* If we don't have PRIV_SYS_MOUNT, then validate |
|
1527 |
* that user is allowed to hand out each permission in |
|
1528 |
* the nvlist(s) |
|
1529 |
*/ |
|
1530 |
||
4787 | 1531 |
error = secpolicy_zfs(CRED()); |
4543 | 1532 |
if (error) { |
4787 | 1533 |
if (zc->zc_perm_action == B_FALSE) { |
1534 |
error = dsl_deleg_can_allow(zc->zc_name, |
|
1535 |
fsaclnv, CRED()); |
|
1536 |
} else { |
|
1537 |
error = dsl_deleg_can_unallow(zc->zc_name, |
|
1538 |
fsaclnv, CRED()); |
|
1539 |
} |
|
4543 | 1540 |
} |
1541 |
||
1542 |
if (error == 0) |
|
1543 |
error = dsl_deleg_set(zc->zc_name, fsaclnv, zc->zc_perm_action); |
|
1544 |
||
1545 |
nvlist_free(fsaclnv); |
|
1546 |
return (error); |
|
1547 |
} |
|
1548 |
||
1549 |
static int |
|
1550 |
zfs_ioc_get_fsacl(zfs_cmd_t *zc) |
|
1551 |
{ |
|
1552 |
nvlist_t *nvp; |
|
1553 |
int error; |
|
1554 |
||
1555 |
if ((error = dsl_deleg_get(zc->zc_name, &nvp)) == 0) { |
|
1556 |
error = put_nvlist(zc, nvp); |
|
1557 |
nvlist_free(nvp); |
|
1558 |
} |
|
1559 |
||
1560 |
return (error); |
|
1561 |
} |
|
1562 |
||
1563 |
static int |
|
789 | 1564 |
zfs_ioc_create_minor(zfs_cmd_t *zc) |
1565 |
{ |
|
4787 | 1566 |
return (zvol_create_minor(zc->zc_name, ddi_driver_major(zfs_dip))); |
789 | 1567 |
} |
1568 |
||
1569 |
static int |
|
1570 |
zfs_ioc_remove_minor(zfs_cmd_t *zc) |
|
1571 |
{ |
|
2676 | 1572 |
return (zvol_remove_minor(zc->zc_name)); |
789 | 1573 |
} |
1574 |
||
1575 |
/* |
|
1576 |
* Search the vfs list for a specified resource. Returns a pointer to it |
|
1577 |
* or NULL if no suitable entry is found. The caller of this routine |
|
1578 |
* is responsible for releasing the returned vfs pointer. |
|
1579 |
*/ |
|
1580 |
static vfs_t * |
|
1581 |
zfs_get_vfs(const char *resource) |
|
1582 |
{ |
|
1583 |
struct vfs *vfsp; |
|
1584 |
struct vfs *vfs_found = NULL; |
|
1585 |
||
1586 |
vfs_list_read_lock(); |
|
1587 |
vfsp = rootvfs; |
|
1588 |
do { |
|
1589 |
if (strcmp(refstr_value(vfsp->vfs_resource), resource) == 0) { |
|
1590 |
VFS_HOLD(vfsp); |
|
1591 |
vfs_found = vfsp; |
|
1592 |
break; |
|
1593 |
} |
|
1594 |
vfsp = vfsp->vfs_next; |
|
1595 |
} while (vfsp != rootvfs); |
|
1596 |
vfs_list_unlock(); |
|
1597 |
return (vfs_found); |
|
1598 |
} |
|
1599 |
||
4543 | 1600 |
/* ARGSUSED */ |
789 | 1601 |
static void |
4543 | 1602 |
zfs_create_cb(objset_t *os, void *arg, cred_t *cr, dmu_tx_t *tx) |
789 | 1603 |
{ |
4577 | 1604 |
nvlist_t *nvprops = arg; |
1605 |
uint64_t version = ZPL_VERSION; |
|
1606 |
||
1607 |
(void) nvlist_lookup_uint64(nvprops, |
|
1608 |
zfs_prop_to_name(ZFS_PROP_VERSION), &version); |
|
1609 |
||
1610 |
zfs_create_fs(os, cr, version, tx); |
|
789 | 1611 |
} |
1612 |
||
1613 |
static int |
|
1614 |
zfs_ioc_create(zfs_cmd_t *zc) |
|
1615 |
{ |
|
1616 |
objset_t *clone; |
|
1617 |
int error = 0; |
|
4543 | 1618 |
nvlist_t *nvprops = NULL; |
1619 |
void (*cbfunc)(objset_t *os, void *arg, cred_t *cr, dmu_tx_t *tx); |
|
789 | 1620 |
dmu_objset_type_t type = zc->zc_objset_type; |
1621 |
||
1622 |
switch (type) { |
|
1623 |
||
1624 |
case DMU_OST_ZFS: |
|
1625 |
cbfunc = zfs_create_cb; |
|
1626 |
break; |
|
1627 |
||
1628 |
case DMU_OST_ZVOL: |
|
1629 |
cbfunc = zvol_create_cb; |
|
1630 |
break; |
|
1631 |
||
1632 |
default: |
|
2199 | 1633 |
cbfunc = NULL; |
1634 |
} |
|
1635 |
if (strchr(zc->zc_name, '@')) |
|
789 | 1636 |
return (EINVAL); |
1637 |
||
2676 | 1638 |
if (zc->zc_nvlist_src != NULL && |
5094 | 1639 |
(error = get_nvlist(zc->zc_nvlist_src, zc->zc_nvlist_src_size, |
1640 |
&nvprops)) != 0) |
|
2676 | 1641 |
return (error); |
1642 |
||
1643 |
if (zc->zc_value[0] != '\0') { |
|
789 | 1644 |
/* |
1645 |
* We're creating a clone of an existing snapshot. |
|
1646 |
*/ |
|
2676 | 1647 |
zc->zc_value[sizeof (zc->zc_value) - 1] = '\0'; |
1648 |
if (dataset_namecheck(zc->zc_value, NULL, NULL) != 0) { |
|
4543 | 1649 |
nvlist_free(nvprops); |
789 | 1650 |
return (EINVAL); |
2676 | 1651 |
} |
789 | 1652 |
|
2676 | 1653 |
error = dmu_objset_open(zc->zc_value, type, |
789 | 1654 |
DS_MODE_STANDARD | DS_MODE_READONLY, &clone); |
2676 | 1655 |
if (error) { |
4543 | 1656 |
nvlist_free(nvprops); |
789 | 1657 |
return (error); |
2676 | 1658 |
} |
789 | 1659 |
error = dmu_objset_create(zc->zc_name, type, clone, NULL, NULL); |
1660 |
dmu_objset_close(clone); |
|
1661 |
} else { |
|
2676 | 1662 |
if (cbfunc == NULL) { |
4543 | 1663 |
nvlist_free(nvprops); |
2199 | 1664 |
return (EINVAL); |
2676 | 1665 |
} |
1666 |
||
789 | 1667 |
if (type == DMU_OST_ZVOL) { |
2676 | 1668 |
uint64_t volsize, volblocksize; |
1669 |
||
4543 | 1670 |
if (nvprops == NULL || |
1671 |
nvlist_lookup_uint64(nvprops, |
|
2676 | 1672 |
zfs_prop_to_name(ZFS_PROP_VOLSIZE), |
1673 |
&volsize) != 0) { |
|
4543 | 1674 |
nvlist_free(nvprops); |
2676 | 1675 |
return (EINVAL); |
1676 |
} |
|
1677 |
||
4543 | 1678 |
if ((error = nvlist_lookup_uint64(nvprops, |
2676 | 1679 |
zfs_prop_to_name(ZFS_PROP_VOLBLOCKSIZE), |
1680 |
&volblocksize)) != 0 && error != ENOENT) { |
|
4543 | 1681 |
nvlist_free(nvprops); |
2676 | 1682 |
return (EINVAL); |
1683 |
} |
|
1133
335d069294d1
6357470 vdev_raidz.c has unused RAIDZ_SINGLE define, code
eschrock
parents:
1003
diff
changeset
|
1684 |
|
2676 | 1685 |
if (error != 0) |
1686 |
volblocksize = zfs_prop_default_numeric( |
|
1687 |
ZFS_PROP_VOLBLOCKSIZE); |
|
1688 |
||
1689 |
if ((error = zvol_check_volblocksize( |
|
1690 |
volblocksize)) != 0 || |
|
1691 |
(error = zvol_check_volsize(volsize, |
|
1692 |
volblocksize)) != 0) { |
|
4543 | 1693 |
nvlist_free(nvprops); |
789 | 1694 |
return (error); |
2676 | 1695 |
} |
4577 | 1696 |
} else if (type == DMU_OST_ZFS) { |
1697 |
uint64_t version; |
|
1698 |
||
1699 |
if (0 == nvlist_lookup_uint64(nvprops, |
|
1700 |
zfs_prop_to_name(ZFS_PROP_VERSION), &version) && |
|
1701 |
(version < ZPL_VERSION_INITIAL || |
|
1702 |
version > ZPL_VERSION)) { |
|
1703 |
nvlist_free(nvprops); |
|
1704 |
return (EINVAL); |
|
1705 |
} |
|
2676 | 1706 |
} |
1133
335d069294d1
6357470 vdev_raidz.c has unused RAIDZ_SINGLE define, code
eschrock
parents:
1003
diff
changeset
|
1707 |
|
2676 | 1708 |
error = dmu_objset_create(zc->zc_name, type, NULL, cbfunc, |
4543 | 1709 |
nvprops); |
789 | 1710 |
} |
2676 | 1711 |
|
1712 |
/* |
|
1713 |
* It would be nice to do this atomically. |
|
1714 |
*/ |
|
1715 |
if (error == 0) { |
|
4787 | 1716 |
if ((error = zfs_set_prop_nvlist(zc->zc_name, nvprops)) != 0) |
2676 | 1717 |
(void) dmu_objset_destroy(zc->zc_name); |
1718 |
} |
|
1719 |
||
4543 | 1720 |
nvlist_free(nvprops); |
789 | 1721 |
return (error); |
1722 |
} |
|
1723 |
||
1724 |
static int |
|
2199 | 1725 |
zfs_ioc_snapshot(zfs_cmd_t *zc) |
1726 |
{ |
|
2676 | 1727 |
if (snapshot_namecheck(zc->zc_value, NULL, NULL) != 0) |
2199 | 1728 |
return (EINVAL); |
1729 |
return (dmu_objset_snapshot(zc->zc_name, |
|
2676 | 1730 |
zc->zc_value, zc->zc_cookie)); |
2199 | 1731 |
} |
1732 |
||
4007 | 1733 |
int |
2199 | 1734 |
zfs_unmount_snap(char *name, void *arg) |
789 | 1735 |
{ |
2199 | 1736 |
char *snapname = arg; |
1737 |
char *cp; |
|
2417 | 1738 |
vfs_t *vfsp = NULL; |
2199 | 1739 |
|
1740 |
/* |
|
1741 |
* Snapshots (which are under .zfs control) must be unmounted |
|
1742 |
* before they can be destroyed. |
|
1743 |
*/ |
|
1744 |
||
1745 |
if (snapname) { |
|
1746 |
(void) strcat(name, "@"); |
|
1747 |
(void) strcat(name, snapname); |
|
1748 |
vfsp = zfs_get_vfs(name); |
|
1749 |
cp = strchr(name, '@'); |
|
1750 |
*cp = '\0'; |
|
2417 | 1751 |
} else if (strchr(name, '@')) { |
2199 | 1752 |
vfsp = zfs_get_vfs(name); |
1753 |
} |
|
1754 |
||
1755 |
if (vfsp) { |
|
1756 |
/* |
|
1757 |
* Always force the unmount for snapshots. |
|
1758 |
*/ |
|
1759 |
int flag = MS_FORCE; |
|
789 | 1760 |
int err; |
1761 |
||
2199 | 1762 |
if ((err = vn_vfswlock(vfsp->vfs_vnodecovered)) != 0) { |
1763 |
VFS_RELE(vfsp); |
|
1764 |
return (err); |
|
1765 |
} |
|
1766 |
VFS_RELE(vfsp); |
|
1767 |
if ((err = dounmount(vfsp, flag, kcred)) != 0) |
|
1768 |
return (err); |
|
1769 |
} |
|
1770 |
return (0); |
|
1771 |
} |
|
1772 |
||
1773 |
static int |
|
1774 |
zfs_ioc_destroy_snaps(zfs_cmd_t *zc) |
|
1775 |
{ |
|
1776 |
int err; |
|
789 | 1777 |
|
2676 | 1778 |
if (snapshot_namecheck(zc->zc_value, NULL, NULL) != 0) |
2199 | 1779 |
return (EINVAL); |
1780 |
err = dmu_objset_find(zc->zc_name, |
|
2676 | 1781 |
zfs_unmount_snap, zc->zc_value, DS_FIND_CHILDREN); |
2199 | 1782 |
if (err) |
1783 |
return (err); |
|
2676 | 1784 |
return (dmu_snapshots_destroy(zc->zc_name, zc->zc_value)); |
2199 | 1785 |
} |
1786 |
||
1787 |
static int |
|
1788 |
zfs_ioc_destroy(zfs_cmd_t *zc) |
|
1789 |
{ |
|
1790 |
if (strchr(zc->zc_name, '@') && zc->zc_objset_type == DMU_OST_ZFS) { |
|
1791 |
int err = zfs_unmount_snap(zc->zc_name, NULL); |
|
1792 |
if (err) |
|
1793 |
return (err); |
|
789 | 1794 |
} |
1795 |
||
1796 |
return (dmu_objset_destroy(zc->zc_name)); |
|
1797 |
} |
|
1798 |
||
1799 |
static int |
|
1800 |
zfs_ioc_rollback(zfs_cmd_t *zc) |
|
1801 |
{ |
|
1802 |
return (dmu_objset_rollback(zc->zc_name)); |
|
1803 |
} |
|
1804 |
||
1805 |
static int |
|
1806 |
zfs_ioc_rename(zfs_cmd_t *zc) |
|
1807 |
{ |
|
4490 | 1808 |
boolean_t recursive = zc->zc_cookie & 1; |
4007 | 1809 |
|
2676 | 1810 |
zc->zc_value[sizeof (zc->zc_value) - 1] = '\0'; |
1811 |
if (dataset_namecheck(zc->zc_value, NULL, NULL) != 0) |
|
789 | 1812 |
return (EINVAL); |
1813 |
||
4007 | 1814 |
/* |
1815 |
* Unmount snapshot unless we're doing a recursive rename, |
|
1816 |
* in which case the dataset code figures out which snapshots |
|
1817 |
* to unmount. |
|
1818 |
*/ |
|
1819 |
if (!recursive && strchr(zc->zc_name, '@') != NULL && |
|
789 | 1820 |
zc->zc_objset_type == DMU_OST_ZFS) { |
2199 | 1821 |
int err = zfs_unmount_snap(zc->zc_name, NULL); |
1822 |
if (err) |
|
1823 |
return (err); |
|
789 | 1824 |
} |
1825 |
||
4007 | 1826 |
return (dmu_objset_rename(zc->zc_name, zc->zc_value, recursive)); |
789 | 1827 |
} |
1828 |
||
1829 |
static int |
|
1830 |
zfs_ioc_recvbackup(zfs_cmd_t *zc) |
|
1831 |
{ |
|
1832 |
file_t *fp; |
|
1833 |
int error, fd; |
|
2885 | 1834 |
offset_t new_off; |
789 | 1835 |
|
3265
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3087
diff
changeset
|
1836 |
if (dataset_namecheck(zc->zc_value, NULL, NULL) != 0 || |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3087
diff
changeset
|
1837 |
strchr(zc->zc_value, '@') == NULL) |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3087
diff
changeset
|
1838 |
return (EINVAL); |
967e0fca6143
6463140 zfs recv with a snapshot name that has 2 @@ in a row succeeds
ahrens
parents:
3087
diff
changeset
|
1839 |
|
789 | 1840 |
fd = zc->zc_cookie; |
1841 |
fp = getf(fd); |
|
1842 |
if (fp == NULL) |
|
1843 |
return (EBADF); |
|
2676 | 1844 |
error = dmu_recvbackup(zc->zc_value, &zc->zc_begin_record, |
1845 |
&zc->zc_cookie, (boolean_t)zc->zc_guid, fp->f_vnode, |
|
2665 | 1846 |
fp->f_offset); |
2885 | 1847 |
|
1848 |
new_off = fp->f_offset + zc->zc_cookie; |
|
1849 |
if (VOP_SEEK(fp->f_vnode, fp->f_offset, &new_off) == 0) |
|
1850 |
fp->f_offset = new_off; |
|
1851 |
||
789 | 1852 |
releasef(fd); |
1853 |
return (error); |
|
1854 |
} |
|
1855 |
||
1856 |
static int |
|
1857 |
zfs_ioc_sendbackup(zfs_cmd_t *zc) |
|
1858 |
{ |
|
1859 |
objset_t *fromsnap = NULL; |
|
1860 |
objset_t *tosnap; |
|
1861 |
file_t *fp; |
|
1862 |
int error; |
|
1863 |
||
1864 |
error = dmu_objset_open(zc->zc_name, DMU_OST_ANY, |
|
1865 |
DS_MODE_STANDARD | DS_MODE_READONLY, &tosnap); |
|
1866 |
if (error) |
|
1867 |
return (error); |
|
1868 |
||
2676 | 1869 |
if (zc->zc_value[0] != '\0') { |
2885 | 1870 |
char buf[MAXPATHLEN]; |
1871 |
char *cp; |
|
1872 |
||
1873 |
(void) strncpy(buf, zc->zc_name, sizeof (buf)); |
|
1874 |
cp = strchr(buf, '@'); |
|
1875 |
if (cp) |
|
1876 |
*(cp+1) = 0; |
|
1877 |
(void) strncat(buf, zc->zc_value, sizeof (buf)); |
|
1878 |
error = dmu_objset_open(buf, DMU_OST_ANY, |
|
789 | 1879 |
DS_MODE_STANDARD | DS_MODE_READONLY, &fromsnap); |
1880 |
if (error) { |
|
1881 |
dmu_objset_close(tosnap); |
|
1882 |
return (error); |
|
1883 |
} |
|
1884 |
} |
|
1885 |
||
1886 |
fp = getf(zc->zc_cookie); |
|
1887 |
if (fp == NULL) { |
|
1888 |
dmu_objset_close(tosnap); |
|
1889 |
if (fromsnap) |
|
1890 |
dmu_objset_close(fromsnap); |
|
1891 |
return (EBADF); |
|
1892 |
} |
|
1893 |
||
1894 |
error = dmu_sendbackup(tosnap, fromsnap, fp->f_vnode); |
|
1895 |
||
1896 |
releasef(zc->zc_cookie); |
|
1897 |
if (fromsnap) |
|
1898 |
dmu_objset_close(fromsnap); |
|
1899 |
dmu_objset_close(tosnap); |
|
1900 |
return (error); |
|
1901 |
} |
|
1902 |
||
1544 | 1903 |
static int |
1904 |
zfs_ioc_inject_fault(zfs_cmd_t *zc) |
|
1905 |
{ |
|
1906 |
int id, error; |
|
1907 |
||
1908 |
error = zio_inject_fault(zc->zc_name, (int)zc->zc_guid, &id, |
|
1909 |
&zc->zc_inject_record); |
|
1910 |
||
1911 |
if (error == 0) |
|
1912 |
zc->zc_guid = (uint64_t)id; |
|
1913 |
||
1914 |
return (error); |
|
1915 |
} |
|
1916 |
||
1917 |
static int |
|
1918 |
zfs_ioc_clear_fault(zfs_cmd_t *zc) |
|
1919 |
{ |
|
1920 |
return (zio_clear_fault((int)zc->zc_guid)); |
|
1921 |
} |
|
1922 |
||
1923 |
static int |
|
1924 |
zfs_ioc_inject_list_next(zfs_cmd_t *zc) |
|
1925 |
{ |
|
1926 |
int id = (int)zc->zc_guid; |
|
1927 |
int error; |
|
1928 |
||
1929 |
error = zio_inject_list_next(&id, zc->zc_name, sizeof (zc->zc_name), |
|
1930 |
&zc->zc_inject_record); |
|
1931 |
||
1932 |
zc->zc_guid = id; |
|
1933 |
||
1934 |
return (error); |
|
1935 |
} |
|
1936 |
||
1937 |
static int |
|
1938 |
zfs_ioc_error_log(zfs_cmd_t *zc) |
|
1939 |
{ |
|
1940 |
spa_t *spa; |
|
1941 |
int error; |
|
2676 | 1942 |
size_t count = (size_t)zc->zc_nvlist_dst_size; |
1544 | 1943 |
|
1944 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
|
1945 |
return (error); |
|
1946 |
||
2676 | 1947 |
error = spa_get_errlog(spa, (void *)(uintptr_t)zc->zc_nvlist_dst, |
1544 | 1948 |
&count); |
1949 |
if (error == 0) |
|
2676 | 1950 |
zc->zc_nvlist_dst_size = count; |
1544 | 1951 |
else |
2676 | 1952 |
zc->zc_nvlist_dst_size = spa_get_errlog_size(spa); |
1544 | 1953 |
|
1954 |
spa_close(spa, FTAG); |
|
1955 |
||
1956 |
return (error); |
|
1957 |
} |
|
1958 |
||
1959 |
static int |
|
1960 |
zfs_ioc_clear(zfs_cmd_t *zc) |
|
1961 |
{ |
|
1962 |
spa_t *spa; |
|
1963 |
vdev_t *vd; |
|
4808 | 1964 |
uint64_t txg; |
1544 | 1965 |
int error; |
1966 |
||
1967 |
if ((error = spa_open(zc->zc_name, &spa, FTAG)) != 0) |
|
1968 |
return (error); |
|
1969 |
||
4451 | 1970 |
txg = spa_vdev_enter(spa); |
1544 | 1971 |
|
2676 | 1972 |
if (zc->zc_guid == 0) { |
1544 | 1973 |
vd = NULL; |
2676 | 1974 |
} else if ((vd = spa_lookup_by_guid(spa, zc->zc_guid)) == NULL) { |
4451 | 1975 |
(void) spa_vdev_exit(spa, NULL, txg, ENODEV); |
1544 | 1976 |
spa_close(spa, FTAG); |
1977 |
return (ENODEV); |
|
1978 |
} |
|
1979 |
||
1980 |
vdev_clear(spa, vd); |
|
1981 |
||
4451 | 1982 |
(void) spa_vdev_exit(spa, NULL, txg, 0); |
1544 | 1983 |
|
1984 |
spa_close(spa, FTAG); |
|
1985 |
||
1986 |
return (0); |
|
1987 |
} |
|
1988 |
||
1989 |
static int |
|
2082 | 1990 |
zfs_ioc_promote(zfs_cmd_t *zc) |
1991 |
{ |
|
2417 | 1992 |
char *cp; |
1993 |
||
1994 |
/* |
|
1995 |
* We don't need to unmount *all* the origin fs's snapshots, but |
|
1996 |
* it's easier. |
|
1997 |
*/ |
|
2676 | 1998 |
cp = strchr(zc->zc_value, '@'); |
2417 | 1999 |
if (cp) |
2000 |
*cp = '\0'; |
|
2676 | 2001 |
(void) dmu_objset_find(zc->zc_value, |
2417 | 2002 |
zfs_unmount_snap, NULL, DS_FIND_SNAPSHOTS); |
2082 | 2003 |
return (dsl_dataset_promote(zc->zc_name)); |
2004 |
} |
|
2005 |
||
4543 | 2006 |
/* |
2007 |
* We don't want to have a hard dependency |
|
2008 |
* against some special symbols in sharefs |
|
2009 |
* and nfs. Determine them if needed when |
|
2010 |
* the first file system is shared. |
|
2011 |
* Neither sharefs or nfs are unloadable modules. |
|
2012 |
*/ |
|
2013 |
int (*zexport_fs)(void *arg); |
|
2014 |
int (*zshare_fs)(enum sharefs_sys_op, share_t *, uint32_t); |
|
2015 |
||
2016 |
int zfs_share_inited; |
|
2017 |
ddi_modhandle_t nfs_mod; |
|
2018 |
ddi_modhandle_t sharefs_mod; |
|
2019 |
kmutex_t zfs_share_lock; |
|
2020 |
||
2021 |
static int |
|
2022 |
zfs_ioc_share(zfs_cmd_t *zc) |
|
2023 |
{ |
|
2024 |
int error; |
|
2025 |
int opcode; |
|
2026 |
||
2027 |
if (zfs_share_inited == 0) { |
|
2028 |
mutex_enter(&zfs_share_lock); |
|
2029 |
nfs_mod = ddi_modopen("fs/nfs", KRTLD_MODE_FIRST, &error); |
|
2030 |
sharefs_mod = ddi_modopen("fs/sharefs", |
|
2031 |
KRTLD_MODE_FIRST, &error); |
|
2032 |
if (nfs_mod == NULL || sharefs_mod == NULL) { |
|
2033 |
mutex_exit(&zfs_share_lock); |
|
2034 |
return (ENOSYS); |
|
2035 |
} |
|
2036 |
if (zexport_fs == NULL && ((zexport_fs = (int (*)(void *)) |
|
2037 |
ddi_modsym(nfs_mod, "nfs_export", &error)) == NULL)) { |
|
2038 |
mutex_exit(&zfs_share_lock); |
|
2039 |
return (ENOSYS); |
|
2040 |
} |
|
2041 |
||
2042 |
if (zshare_fs == NULL && ((zshare_fs = |
|
2043 |
(int (*)(enum sharefs_sys_op, share_t *, uint32_t)) |
|
2044 |
ddi_modsym(sharefs_mod, "sharefs_impl", &error)) == NULL)) { |
|
2045 |
mutex_exit(&zfs_share_lock); |
|
2046 |
return (ENOSYS); |
|
2047 |
} |
|
2048 |
zfs_share_inited = 1; |
|
2049 |
mutex_exit(&zfs_share_lock); |
|
2050 |
} |
|
2051 |
||
2052 |
if (error = zexport_fs((void *)(uintptr_t)zc->zc_share.z_exportdata)) |
|
2053 |
return (error); |
|
2054 |
||
2055 |
opcode = (zc->zc_share.z_sharetype == B_TRUE) ? |
|
2056 |
SHAREFS_ADD : SHAREFS_REMOVE; |
|
2057 |
||
2058 |
error = zshare_fs(opcode, |
|
2059 |
(void *)(uintptr_t)zc->zc_share.z_sharedata, |
|
2060 |
zc->zc_share.z_sharemax); |
|
2061 |
||
2062 |
return (error); |
|
2063 |
||
2064 |
} |
|
2065 |
||
2066 |
/* |
|
4988
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
2067 |
* pool create, destroy, and export don't log the history as part of |
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
2068 |
* zfsdev_ioctl, but rather zfs_ioc_pool_create, and zfs_ioc_pool_export |
db8abd9846d4
6595467 libzfs consumers should be allowed to write their own history (or none at all)
ek110237
parents:
4849
diff
changeset
|
2069 |
* do the logging of those commands. |
4543 | 2070 |
*/ |
789 | 2071 |
static zfs_ioc_vec_t zfs_ioc_vec[] = { |
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
ek110237
parents:
4670
diff
changeset
|
2072 |
{ zfs_ioc_pool_create, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
4577 | 2073 |
{ zfs_ioc_pool_destroy, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
2074 |
{ zfs_ioc_pool_import, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2075 |
{ zfs_ioc_pool_export, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
|
2076 |
{ zfs_ioc_pool_configs, zfs_secpolicy_none, NO_NAME, B_FALSE }, |
|
2077 |
{ zfs_ioc_pool_stats, zfs_secpolicy_read, POOL_NAME, B_FALSE }, |
|
2078 |
{ zfs_ioc_pool_tryimport, zfs_secpolicy_config, NO_NAME, B_FALSE }, |
|
2079 |
{ zfs_ioc_pool_scrub, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2080 |
{ zfs_ioc_pool_freeze, zfs_secpolicy_config, NO_NAME, B_FALSE }, |
|
2081 |
{ zfs_ioc_pool_upgrade, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2082 |
{ zfs_ioc_pool_get_history, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
|
2083 |
{ zfs_ioc_vdev_add, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2084 |
{ zfs_ioc_vdev_remove, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2085 |
{ zfs_ioc_vdev_set_state, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2086 |
{ zfs_ioc_vdev_attach, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2087 |
{ zfs_ioc_vdev_detach, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2088 |
{ zfs_ioc_vdev_setpath, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
|
2089 |
{ zfs_ioc_objset_stats, zfs_secpolicy_read, DATASET_NAME, B_FALSE }, |
|
4543 | 2090 |
{ zfs_ioc_dataset_list_next, zfs_secpolicy_read, |
4577 | 2091 |
DATASET_NAME, B_FALSE }, |
4543 | 2092 |
{ zfs_ioc_snapshot_list_next, zfs_secpolicy_read, |
4577 | 2093 |
DATASET_NAME, B_FALSE }, |
2094 |
{ zfs_ioc_set_prop, zfs_secpolicy_none, DATASET_NAME, B_TRUE }, |
|
2095 |
{ zfs_ioc_create_minor, zfs_secpolicy_minor, DATASET_NAME, B_FALSE }, |
|
2096 |
{ zfs_ioc_remove_minor, zfs_secpolicy_minor, DATASET_NAME, B_FALSE }, |
|
2097 |
{ zfs_ioc_create, zfs_secpolicy_create, DATASET_NAME, B_TRUE }, |
|
2098 |
{ zfs_ioc_destroy, zfs_secpolicy_destroy, DATASET_NAME, B_TRUE }, |
|
2099 |
{ zfs_ioc_rollback, zfs_secpolicy_rollback, DATASET_NAME, B_TRUE }, |
|
2100 |
{ zfs_ioc_rename, zfs_secpolicy_rename, DATASET_NAME, B_TRUE }, |
|
2101 |
{ zfs_ioc_recvbackup, zfs_secpolicy_receive, DATASET_NAME, B_TRUE }, |
|
2102 |
{ zfs_ioc_sendbackup, zfs_secpolicy_send, DATASET_NAME, B_TRUE }, |
|
2103 |
{ zfs_ioc_inject_fault, zfs_secpolicy_inject, NO_NAME, B_FALSE }, |
|
2104 |
{ zfs_ioc_clear_fault, zfs_secpolicy_inject, NO_NAME, B_FALSE }, |
|
2105 |
{ zfs_ioc_inject_list_next, zfs_secpolicy_inject, NO_NAME, B_FALSE }, |
|
2106 |
{ zfs_ioc_error_log, zfs_secpolicy_inject, POOL_NAME, B_FALSE }, |
|
2107 |
{ zfs_ioc_clear, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2108 |
{ zfs_ioc_promote, zfs_secpolicy_promote, DATASET_NAME, B_TRUE }, |
|
2109 |
{ zfs_ioc_destroy_snaps, zfs_secpolicy_destroy, DATASET_NAME, B_TRUE }, |
|
2110 |
{ zfs_ioc_snapshot, zfs_secpolicy_snapshot, DATASET_NAME, B_TRUE }, |
|
2111 |
{ zfs_ioc_dsobj_to_dsname, zfs_secpolicy_config, POOL_NAME, B_FALSE }, |
|
2112 |
{ zfs_ioc_obj_to_path, zfs_secpolicy_config, NO_NAME, B_FALSE }, |
|
2113 |
{ zfs_ioc_pool_set_props, zfs_secpolicy_config, POOL_NAME, B_TRUE }, |
|
2114 |
{ zfs_ioc_pool_get_props, zfs_secpolicy_read, POOL_NAME, B_FALSE }, |
|
2115 |
{ zfs_ioc_set_fsacl, zfs_secpolicy_fsacl, DATASET_NAME, B_TRUE }, |
|
2116 |
{ zfs_ioc_get_fsacl, zfs_secpolicy_read, DATASET_NAME, B_FALSE }, |
|
4543 | 2117 |
{ zfs_ioc_iscsi_perm_check, zfs_secpolicy_iscsi, |
4577 | 2118 |
DATASET_NAME, B_FALSE }, |
4849
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
2119 |
{ zfs_ioc_share, zfs_secpolicy_share, DATASET_NAME, B_FALSE }, |
3a61e0a9a953
6536043 arc_byteswap_func_t and dmu_byteswap_func_t are redundant
ahrens
parents:
4808
diff
changeset
|
2120 |
{ zfs_ioc_inherit_prop, zfs_secpolicy_inherit, DATASET_NAME, B_TRUE }, |
789 | 2121 |
}; |
2122 |
||
2123 |
static int |
|
2124 |
zfsdev_ioctl(dev_t dev, int cmd, intptr_t arg, int flag, cred_t *cr, int *rvalp) |
|
2125 |
{ |
|
2126 |
zfs_cmd_t *zc; |
|
2127 |
uint_t vec; |
|
2199 | 2128 |
int error, rc; |
789 | 2129 |
|
2130 |
if (getminor(dev) != 0) |
|
2131 |
return (zvol_ioctl(dev, cmd, arg, flag, cr, rvalp)); |
|
2132 |
||
2133 |
vec = cmd - ZFS_IOC; |
|
4787 | 2134 |
ASSERT3U(getmajor(dev), ==, ddi_driver_major(zfs_dip)); |
789 | 2135 |
|
2136 |
if (vec >= sizeof (zfs_ioc_vec) / sizeof (zfs_ioc_vec[0])) |
|
2137 |
return (EINVAL); |
|
2138 |
||
2139 |
zc = kmem_zalloc(sizeof (zfs_cmd_t), KM_SLEEP); |
|
2140 |
||
2141 |
error = xcopyin((void *)arg, zc, sizeof (zfs_cmd_t)); |
|
2142 |
||
4787 | 2143 |
if (error == 0) |
4543 | 2144 |
error = zfs_ioc_vec[vec].zvec_secpolicy(zc, cr); |
789 | 2145 |
|
2146 |
/* |
|
2147 |
* Ensure that all pool/dataset names are valid before we pass down to |
|
2148 |
* the lower layers. |
|
2149 |
*/ |
|
2150 |
if (error == 0) { |
|
2151 |
zc->zc_name[sizeof (zc->zc_name) - 1] = '\0'; |
|
2152 |
switch (zfs_ioc_vec[vec].zvec_namecheck) { |
|
4577 | 2153 |
case POOL_NAME: |
789 | 2154 |
if (pool_namecheck(zc->zc_name, NULL, NULL) != 0) |
2155 |
error = EINVAL; |
|
2156 |
break; |
|
2157 |
||
4577 | 2158 |
case DATASET_NAME: |
789 | 2159 |
if (dataset_namecheck(zc->zc_name, NULL, NULL) != 0) |
2160 |
error = EINVAL; |
|
2161 |
break; |
|
2856 | 2162 |
|
4577 | 2163 |
case NO_NAME: |
2856 | 2164 |
break; |
789 | 2165 |
} |
2166 |
} |
|
2167 |
||
2168 |
if (error == 0) |
|
2169 |
error = zfs_ioc_vec[vec].zvec_func(zc); |
|
2170 |
||
2199 | 2171 |
rc = xcopyout(zc, (void *)arg, sizeof (zfs_cmd_t)); |
4543 | 2172 |
if (error == 0) { |
2199 | 2173 |
error = rc; |
4543 | 2174 |
if (zfs_ioc_vec[vec].zvec_his_log == B_TRUE) |
2175 |
zfs_log_history(zc); |
|
2176 |
} |
|
789 | 2177 |
|
2178 |
kmem_free(zc, sizeof (zfs_cmd_t)); |
|
2179 |
return (error); |
|
2180 |
} |
|
2181 |
||
2182 |
static int |
|
2183 |
zfs_attach(dev_info_t *dip, ddi_attach_cmd_t cmd) |
|
2184 |
{ |
|
2185 |
if (cmd != DDI_ATTACH) |
|
2186 |
return (DDI_FAILURE); |
|
2187 |
||
2188 |
if (ddi_create_minor_node(dip, "zfs", S_IFCHR, 0, |
|
2189 |
DDI_PSEUDO, 0) == DDI_FAILURE) |
|
2190 |
return (DDI_FAILURE); |
|
2191 |
||
2192 |
zfs_dip = dip; |
|
2193 |
||
2194 |
ddi_report_dev(dip); |
|
2195 |
||
2196 |
return (DDI_SUCCESS); |
|
2197 |
} |
|
2198 |
||
2199 |
static int |
|
2200 |
zfs_detach(dev_info_t *dip, ddi_detach_cmd_t cmd) |
|
2201 |
{ |
|
2202 |
if (spa_busy() || zfs_busy() || zvol_busy()) |
|
2203 |
return (DDI_FAILURE); |
|
2204 |
||
2205 |
if (cmd != DDI_DETACH) |
|
2206 |
return (DDI_FAILURE); |
|
2207 |
||
2208 |
zfs_dip = NULL; |
|
2209 |
||
2210 |
ddi_prop_remove_all(dip); |
|
2211 |
ddi_remove_minor_node(dip, NULL); |
|
2212 |
||
2213 |
return (DDI_SUCCESS); |
|
2214 |
} |
|
2215 |
||
2216 |
/*ARGSUSED*/ |
|
2217 |
static int |
|
2218 |
zfs_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, void **result) |
|
2219 |
{ |
|
2220 |
switch (infocmd) { |
|
2221 |
case DDI_INFO_DEVT2DEVINFO: |
|
2222 |
*result = zfs_dip; |
|
2223 |
return (DDI_SUCCESS); |
|
2224 |
||
2225 |
case DDI_INFO_DEVT2INSTANCE: |
|
849
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2226 |
*result = (void *)0; |
789 | 2227 |
return (DDI_SUCCESS); |
2228 |
} |
|
2229 |
||
2230 |
return (DDI_FAILURE); |
|
2231 |
} |
|
2232 |
||
2233 |
/* |
|
2234 |
* OK, so this is a little weird. |
|
2235 |
* |
|
2236 |
* /dev/zfs is the control node, i.e. minor 0. |
|
2237 |
* /dev/zvol/[r]dsk/pool/dataset are the zvols, minor > 0. |
|
2238 |
* |
|
2239 |
* /dev/zfs has basically nothing to do except serve up ioctls, |
|
2240 |
* so most of the standard driver entry points are in zvol.c. |
|
2241 |
*/ |
|
2242 |
static struct cb_ops zfs_cb_ops = { |
|
2243 |
zvol_open, /* open */ |
|
2244 |
zvol_close, /* close */ |
|
2245 |
zvol_strategy, /* strategy */ |
|
2246 |
nodev, /* print */ |
|
2247 |
nodev, /* dump */ |
|
2248 |
zvol_read, /* read */ |
|
2249 |
zvol_write, /* write */ |
|
2250 |
zfsdev_ioctl, /* ioctl */ |
|
2251 |
nodev, /* devmap */ |
|
2252 |
nodev, /* mmap */ |
|
2253 |
nodev, /* segmap */ |
|
2254 |
nochpoll, /* poll */ |
|
2255 |
ddi_prop_op, /* prop_op */ |
|
2256 |
NULL, /* streamtab */ |
|
2257 |
D_NEW | D_MP | D_64BIT, /* Driver compatibility flag */ |
|
2258 |
CB_REV, /* version */ |
|
3638
6b28ebc717aa
6496357 spec_fsync() is useless on devices that do write caching
billm
parents:
3444
diff
changeset
|
2259 |
nodev, /* async read */ |
6b28ebc717aa
6496357 spec_fsync() is useless on devices that do write caching
billm
parents:
3444
diff
changeset
|
2260 |
nodev, /* async write */ |
789 | 2261 |
}; |
2262 |
||
2263 |
static struct dev_ops zfs_dev_ops = { |
|
2264 |
DEVO_REV, /* version */ |
|
2265 |
0, /* refcnt */ |
|
2266 |
zfs_info, /* info */ |
|
2267 |
nulldev, /* identify */ |
|
2268 |
nulldev, /* probe */ |
|
2269 |
zfs_attach, /* attach */ |
|
2270 |
zfs_detach, /* detach */ |
|
2271 |
nodev, /* reset */ |
|
2272 |
&zfs_cb_ops, /* driver operations */ |
|
2273 |
NULL /* no bus operations */ |
|
2274 |
}; |
|
2275 |
||
2276 |
static struct modldrv zfs_modldrv = { |
|
4577 | 2277 |
&mod_driverops, "ZFS storage pool version " SPA_VERSION_STRING, |
2676 | 2278 |
&zfs_dev_ops |
789 | 2279 |
}; |
2280 |
||
2281 |
static struct modlinkage modlinkage = { |
|
2282 |
MODREV_1, |
|
2283 |
(void *)&zfs_modlfs, |
|
2284 |
(void *)&zfs_modldrv, |
|
2285 |
NULL |
|
2286 |
}; |
|
2287 |
||
4720
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2288 |
|
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2289 |
uint_t zfs_fsyncer_key; |
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2290 |
|
789 | 2291 |
int |
2292 |
_init(void) |
|
2293 |
{ |
|
2294 |
int error; |
|
2295 |
||
849
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2296 |
spa_init(FREAD | FWRITE); |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2297 |
zfs_init(); |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2298 |
zvol_init(); |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2299 |
|
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2300 |
if ((error = mod_install(&modlinkage)) != 0) { |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2301 |
zvol_fini(); |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2302 |
zfs_fini(); |
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2303 |
spa_fini(); |
789 | 2304 |
return (error); |
849
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
2305 |
} |
789 | 2306 |
|
4720
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2307 |
tsd_create(&zfs_fsyncer_key, NULL); |
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2308 |
|
789 | 2309 |
error = ldi_ident_from_mod(&modlinkage, &zfs_li); |
2310 |
ASSERT(error == 0); |
|
4543 | 2311 |
mutex_init(&zfs_share_lock, NULL, MUTEX_DEFAULT, NULL); |
789 | 2312 |
|
2313 |
return (0); |
|
2314 |
} |
|
2315 |
||
2316 |
int |
|
2317 |
_fini(void) |
|
2318 |
{ |
|
2319 |
int error; |
|
2320 |
||
1544 | 2321 |
if (spa_busy() || zfs_busy() || zvol_busy() || zio_injection_enabled) |
789 | 2322 |
return (EBUSY); |
2323 |
||
2324 |
if ((error = mod_remove(&modlinkage)) != 0) |
|
2325 |
return (error); |
|
2326 |
||
2327 |
zvol_fini(); |
|
2328 |
zfs_fini(); |
|
2329 |
spa_fini(); |
|
4543 | 2330 |
if (zfs_share_inited) { |
2331 |
(void) ddi_modclose(nfs_mod); |
|
2332 |
(void) ddi_modclose(sharefs_mod); |
|
2333 |
} |
|
789 | 2334 |
|
4720
8edc0d2e6f3f
6535160 Lock contention on zl_lock from zil_commit
fr157268
parents:
4715
diff
changeset
|
2335 |
tsd_destroy(&zfs_fsyncer_key); |
789 | 2336 |
ldi_ident_release(zfs_li); |
2337 |
zfs_li = NULL; |
|
4543 | 2338 |
mutex_destroy(&zfs_share_lock); |
789 | 2339 |
|
2340 |
return (error); |
|
2341 |
} |
|
2342 |
||
2343 |
int |
|
2344 |
_info(struct modinfo *modinfop) |
|
2345 |
{ |
|
2346 |
return (mod_info(&modlinkage, modinfop)); |
|
2347 |
} |