4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
33 #include <libnvpair.h>
46 #include <sys/mkdev.h>
47 #include <sys/mntent.h>
48 #include <sys/mnttab.h>
49 #include <sys/mount.h>
51 #include <sys/fs/zfs.h>
52 #include <sys/types.h>
57 #include <zfs_deleg.h>
61 #include <directory.h>
62 #endif /* HAVE_IDMAP */
66 #include "zfs_comutil.h"
68 libzfs_handle_t
*g_zfs
;
70 static FILE *mnttab_file
;
71 static char history_str
[HIS_MAX_RECORD_LEN
];
73 static int zfs_do_clone(int argc
, char **argv
);
74 static int zfs_do_create(int argc
, char **argv
);
75 static int zfs_do_destroy(int argc
, char **argv
);
76 static int zfs_do_get(int argc
, char **argv
);
77 static int zfs_do_inherit(int argc
, char **argv
);
78 static int zfs_do_list(int argc
, char **argv
);
79 static int zfs_do_mount(int argc
, char **argv
);
80 static int zfs_do_rename(int argc
, char **argv
);
81 static int zfs_do_rollback(int argc
, char **argv
);
82 static int zfs_do_set(int argc
, char **argv
);
83 static int zfs_do_upgrade(int argc
, char **argv
);
84 static int zfs_do_snapshot(int argc
, char **argv
);
85 static int zfs_do_unmount(int argc
, char **argv
);
86 static int zfs_do_share(int argc
, char **argv
);
87 static int zfs_do_unshare(int argc
, char **argv
);
88 static int zfs_do_send(int argc
, char **argv
);
89 static int zfs_do_receive(int argc
, char **argv
);
90 static int zfs_do_promote(int argc
, char **argv
);
91 static int zfs_do_userspace(int argc
, char **argv
);
92 static int zfs_do_allow(int argc
, char **argv
);
93 static int zfs_do_unallow(int argc
, char **argv
);
94 static int zfs_do_hold(int argc
, char **argv
);
95 static int zfs_do_holds(int argc
, char **argv
);
96 static int zfs_do_release(int argc
, char **argv
);
97 static int zfs_do_diff(int argc
, char **argv
);
100 * Enable a reasonable set of defaults for libumem debugging on DEBUG builds.
105 _umem_debug_init(void)
107 return ("default,verbose"); /* $UMEM_DEBUG setting */
111 _umem_logging_init(void)
113 return ("fail,contents"); /* $UMEM_LOGGING setting */
146 typedef struct zfs_command
{
148 int (*func
)(int argc
, char **argv
);
153 * Master command table. Each ZFS command has a name, associated function, and
154 * usage message. The usage messages need to be internationalized, so we have
155 * to have a function to return the usage message based on a command index.
157 * These commands are organized according to how they are displayed in the usage
158 * message. An empty command (one with a NULL name) indicates an empty line in
159 * the generic usage message.
161 static zfs_command_t command_table
[] = {
162 { "create", zfs_do_create
, HELP_CREATE
},
163 { "destroy", zfs_do_destroy
, HELP_DESTROY
},
165 { "snapshot", zfs_do_snapshot
, HELP_SNAPSHOT
},
166 { "rollback", zfs_do_rollback
, HELP_ROLLBACK
},
167 { "clone", zfs_do_clone
, HELP_CLONE
},
168 { "promote", zfs_do_promote
, HELP_PROMOTE
},
169 { "rename", zfs_do_rename
, HELP_RENAME
},
171 { "list", zfs_do_list
, HELP_LIST
},
173 { "set", zfs_do_set
, HELP_SET
},
174 { "get", zfs_do_get
, HELP_GET
},
175 { "inherit", zfs_do_inherit
, HELP_INHERIT
},
176 { "upgrade", zfs_do_upgrade
, HELP_UPGRADE
},
177 { "userspace", zfs_do_userspace
, HELP_USERSPACE
},
178 { "groupspace", zfs_do_userspace
, HELP_GROUPSPACE
},
180 { "mount", zfs_do_mount
, HELP_MOUNT
},
181 { "unmount", zfs_do_unmount
, HELP_UNMOUNT
},
182 { "share", zfs_do_share
, HELP_SHARE
},
183 { "unshare", zfs_do_unshare
, HELP_UNSHARE
},
185 { "send", zfs_do_send
, HELP_SEND
},
186 { "receive", zfs_do_receive
, HELP_RECEIVE
},
188 { "allow", zfs_do_allow
, HELP_ALLOW
},
190 { "unallow", zfs_do_unallow
, HELP_UNALLOW
},
192 { "hold", zfs_do_hold
, HELP_HOLD
},
193 { "holds", zfs_do_holds
, HELP_HOLDS
},
194 { "release", zfs_do_release
, HELP_RELEASE
},
195 { "diff", zfs_do_diff
, HELP_DIFF
},
198 #define NCOMMAND (sizeof (command_table) / sizeof (command_table[0]))
200 zfs_command_t
*current_command
;
203 get_usage(zfs_help_t idx
)
207 return (gettext("\tclone [-p] [-o property=value] ... "
208 "<snapshot> <filesystem|volume>\n"));
210 return (gettext("\tcreate [-p] [-o property=value] ... "
212 "\tcreate [-ps] [-b blocksize] [-o property=value] ... "
213 "-V <size> <volume>\n"));
215 return (gettext("\tdestroy [-rRf] <filesystem|volume>\n"
216 "\tdestroy [-rRd] <snapshot>\n"));
218 return (gettext("\tget [-rHp] [-d max] "
219 "[-o \"all\" | field[,...]] [-s source[,...]]\n"
220 "\t <\"all\" | property[,...]> "
221 "[filesystem|volume|snapshot] ...\n"));
223 return (gettext("\tinherit [-rS] <property> "
224 "<filesystem|volume|snapshot> ...\n"));
226 return (gettext("\tupgrade [-v]\n"
227 "\tupgrade [-r] [-V version] <-a | filesystem ...>\n"));
229 return (gettext("\tlist [-rH][-d max] "
230 "[-o property[,...]] [-t type[,...]] [-s property] ...\n"
231 "\t [-S property] ... "
232 "[filesystem|volume|snapshot] ...\n"));
234 return (gettext("\tmount\n"
235 "\tmount [-vO] [-o opts] <-a | filesystem>\n"));
237 return (gettext("\tpromote <clone-filesystem>\n"));
239 return (gettext("\treceive [-vnFu] <filesystem|volume|"
241 "\treceive [-vnFu] [-d | -e] <filesystem>\n"));
243 return (gettext("\trename <filesystem|volume|snapshot> "
244 "<filesystem|volume|snapshot>\n"
245 "\trename -p <filesystem|volume> <filesystem|volume>\n"
246 "\trename -r <snapshot> <snapshot>"));
248 return (gettext("\trollback [-rRf] <snapshot>\n"));
250 return (gettext("\tsend [-vRDp] [-[iI] snapshot] <snapshot>\n"));
252 return (gettext("\tset <property=value> "
253 "<filesystem|volume|snapshot> ...\n"));
255 return (gettext("\tshare <-a | filesystem>\n"));
257 return (gettext("\tsnapshot [-r] [-o property=value] ... "
258 "<filesystem@snapname|volume@snapname>\n"));
260 return (gettext("\tunmount [-f] "
261 "<-a | filesystem|mountpoint>\n"));
263 return (gettext("\tunshare "
264 "<-a | filesystem|mountpoint>\n"));
266 return (gettext("\tallow <filesystem|volume>\n"
268 "<\"everyone\"|user|group>[,...] <perm|@setname>[,...]\n"
269 "\t <filesystem|volume>\n"
270 "\tallow [-ld] -e <perm|@setname>[,...] "
271 "<filesystem|volume>\n"
272 "\tallow -c <perm|@setname>[,...] <filesystem|volume>\n"
273 "\tallow -s @setname <perm|@setname>[,...] "
274 "<filesystem|volume>\n"));
276 return (gettext("\tunallow [-rldug] "
277 "<\"everyone\"|user|group>[,...]\n"
278 "\t [<perm|@setname>[,...]] <filesystem|volume>\n"
279 "\tunallow [-rld] -e [<perm|@setname>[,...]] "
280 "<filesystem|volume>\n"
281 "\tunallow [-r] -c [<perm|@setname>[,...]] "
282 "<filesystem|volume>\n"
283 "\tunallow [-r] -s @setname [<perm|@setname>[,...]] "
284 "<filesystem|volume>\n"));
286 return (gettext("\tuserspace [-hniHp] [-o field[,...]] "
287 "[-sS field] ... [-t type[,...]]\n"
288 "\t <filesystem|snapshot>\n"));
289 case HELP_GROUPSPACE
:
290 return (gettext("\tgroupspace [-hniHpU] [-o field[,...]] "
291 "[-sS field] ... [-t type[,...]]\n"
292 "\t <filesystem|snapshot>\n"));
294 return (gettext("\thold [-r] <tag> <snapshot> ...\n"));
296 return (gettext("\tholds [-r] <snapshot> ...\n"));
298 return (gettext("\trelease [-r] <tag> <snapshot> ...\n"));
300 return (gettext("\tdiff [-FHt] <snapshot> "
301 "[snapshot|filesystem]\n"));
311 (void) fprintf(stderr
, gettext("internal error: out of memory\n"));
316 * Utility function to guarantee malloc() success.
320 safe_malloc(size_t size
)
324 if ((data
= calloc(1, size
)) == NULL
)
331 safe_strdup(char *str
)
333 char *dupstr
= strdup(str
);
342 * Callback routine that will print out information for each of
346 usage_prop_cb(int prop
, void *cb
)
350 (void) fprintf(fp
, "\t%-15s ", zfs_prop_to_name(prop
));
352 if (zfs_prop_readonly(prop
))
353 (void) fprintf(fp
, " NO ");
355 (void) fprintf(fp
, "YES ");
357 if (zfs_prop_inheritable(prop
))
358 (void) fprintf(fp
, " YES ");
360 (void) fprintf(fp
, " NO ");
362 if (zfs_prop_values(prop
) == NULL
)
363 (void) fprintf(fp
, "-\n");
365 (void) fprintf(fp
, "%s\n", zfs_prop_values(prop
));
371 * Display usage message. If we're inside a command, display only the usage for
372 * that command. Otherwise, iterate over the entire command table and display
373 * a complete usage message.
376 usage(boolean_t requested
)
379 boolean_t show_properties
= B_FALSE
;
380 FILE *fp
= requested
? stdout
: stderr
;
382 if (current_command
== NULL
) {
384 (void) fprintf(fp
, gettext("usage: zfs command args ...\n"));
386 gettext("where 'command' is one of the following:\n\n"));
388 for (i
= 0; i
< NCOMMAND
; i
++) {
389 if (command_table
[i
].name
== NULL
)
390 (void) fprintf(fp
, "\n");
392 (void) fprintf(fp
, "%s",
393 get_usage(command_table
[i
].usage
));
396 (void) fprintf(fp
, gettext("\nEach dataset is of the form: "
397 "pool/[dataset/]*dataset[@name]\n"));
399 (void) fprintf(fp
, gettext("usage:\n"));
400 (void) fprintf(fp
, "%s", get_usage(current_command
->usage
));
403 if (current_command
!= NULL
&&
404 (strcmp(current_command
->name
, "set") == 0 ||
405 strcmp(current_command
->name
, "get") == 0 ||
406 strcmp(current_command
->name
, "inherit") == 0 ||
407 strcmp(current_command
->name
, "list") == 0))
408 show_properties
= B_TRUE
;
410 if (show_properties
) {
412 gettext("\nThe following properties are supported:\n"));
414 (void) fprintf(fp
, "\n\t%-14s %s %s %s\n\n",
415 "PROPERTY", "EDIT", "INHERIT", "VALUES");
417 /* Iterate over all properties */
418 (void) zprop_iter(usage_prop_cb
, fp
, B_FALSE
, B_TRUE
,
421 (void) fprintf(fp
, "\t%-15s ", "userused@...");
422 (void) fprintf(fp
, " NO NO <size>\n");
423 (void) fprintf(fp
, "\t%-15s ", "groupused@...");
424 (void) fprintf(fp
, " NO NO <size>\n");
425 (void) fprintf(fp
, "\t%-15s ", "userquota@...");
426 (void) fprintf(fp
, "YES NO <size> | none\n");
427 (void) fprintf(fp
, "\t%-15s ", "groupquota@...");
428 (void) fprintf(fp
, "YES NO <size> | none\n");
430 (void) fprintf(fp
, gettext("\nSizes are specified in bytes "
431 "with standard units such as K, M, G, etc.\n"));
432 (void) fprintf(fp
, gettext("\nUser-defined properties can "
433 "be specified by using a name containing a colon (:).\n"));
434 (void) fprintf(fp
, gettext("\nThe {user|group}{used|quota}@ "
435 "properties must be appended with\n"
436 "a user or group specifier of one of these forms:\n"
437 " POSIX name (eg: \"matt\")\n"
438 " POSIX id (eg: \"126829\")\n"
439 " SMB name@domain (eg: \"matt@sun\")\n"
440 " SMB SID (eg: \"S-1-234-567-89\")\n"));
443 gettext("\nFor the property list, run: %s\n"),
446 gettext("\nFor the delegated permission list, run: %s\n"),
447 "zfs allow|unallow");
451 * See comments at end of main().
453 if (getenv("ZFS_ABORT") != NULL
) {
454 (void) printf("dumping core by request\n");
458 exit(requested
? 0 : 2);
462 parseprop(nvlist_t
*props
)
464 char *propname
= optarg
;
465 char *propval
, *strval
;
467 if ((propval
= strchr(propname
, '=')) == NULL
) {
468 (void) fprintf(stderr
, gettext("missing "
469 "'=' for -o option\n"));
474 if (nvlist_lookup_string(props
, propname
, &strval
) == 0) {
475 (void) fprintf(stderr
, gettext("property '%s' "
476 "specified multiple times\n"), propname
);
479 if (nvlist_add_string(props
, propname
, propval
) != 0)
485 parse_depth(char *opt
, int *flags
)
490 depth
= (int)strtol(opt
, &tmp
, 0);
492 (void) fprintf(stderr
,
493 gettext("%s is not an integer\n"), optarg
);
497 (void) fprintf(stderr
,
498 gettext("Depth can not be negative.\n"));
501 *flags
|= (ZFS_ITER_DEPTH_LIMIT
|ZFS_ITER_RECURSE
);
505 #define PROGRESS_DELAY 2 /* seconds */
507 static char *pt_reverse
= "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b";
508 static time_t pt_begin
;
509 static char *pt_header
= NULL
;
510 static boolean_t pt_shown
;
513 start_progress_timer(void)
515 pt_begin
= time(NULL
) + PROGRESS_DELAY
;
520 set_progress_header(char *header
)
522 assert(pt_header
== NULL
);
523 pt_header
= safe_strdup(header
);
525 (void) printf("%s: ", header
);
526 (void) fflush(stdout
);
531 update_progress(char *update
)
533 if (!pt_shown
&& time(NULL
) > pt_begin
) {
534 int len
= strlen(update
);
536 (void) printf("%s: %s%*.*s", pt_header
, update
, len
, len
,
538 (void) fflush(stdout
);
540 } else if (pt_shown
) {
541 int len
= strlen(update
);
543 (void) printf("%s%*.*s", update
, len
, len
, pt_reverse
);
544 (void) fflush(stdout
);
549 finish_progress(char *done
)
552 (void) printf("%s\n", done
);
553 (void) fflush(stdout
);
560 * zfs clone [-p] [-o prop=value] ... <snap> <fs | vol>
562 * Given an existing dataset, create a writable copy whose initial contents
563 * are the same as the source. The newly created dataset maintains a
564 * dependency on the original; the original cannot be destroyed so long as
567 * The '-p' flag creates all the non-existing ancestors of the target first.
570 zfs_do_clone(int argc
, char **argv
)
572 zfs_handle_t
*zhp
= NULL
;
573 boolean_t parents
= B_FALSE
;
578 if (nvlist_alloc(&props
, NV_UNIQUE_NAME
, 0) != 0)
582 while ((c
= getopt(argc
, argv
, "o:p")) != -1) {
585 if (parseprop(props
))
592 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
601 /* check number of arguments */
603 (void) fprintf(stderr
, gettext("missing source dataset "
608 (void) fprintf(stderr
, gettext("missing target dataset "
613 (void) fprintf(stderr
, gettext("too many arguments\n"));
617 /* open the source dataset */
618 if ((zhp
= zfs_open(g_zfs
, argv
[0], ZFS_TYPE_SNAPSHOT
)) == NULL
)
621 if (parents
&& zfs_name_valid(argv
[1], ZFS_TYPE_FILESYSTEM
|
624 * Now create the ancestors of the target dataset. If the
625 * target already exists and '-p' option was used we should not
628 if (zfs_dataset_exists(g_zfs
, argv
[1], ZFS_TYPE_FILESYSTEM
|
631 if (zfs_create_ancestors(g_zfs
, argv
[1]) != 0)
636 ret
= zfs_clone(zhp
, argv
[1], props
);
638 /* create the mountpoint if necessary */
642 clone
= zfs_open(g_zfs
, argv
[1], ZFS_TYPE_DATASET
);
644 if (zfs_get_type(clone
) != ZFS_TYPE_VOLUME
)
645 if ((ret
= zfs_mount(clone
, NULL
, 0)) == 0)
646 ret
= zfs_share(clone
);
665 * zfs create [-p] [-o prop=value] ... fs
666 * zfs create [-ps] [-b blocksize] [-o prop=value] ... -V vol size
668 * Create a new dataset. This command can be used to create filesystems
669 * and volumes. Snapshot creation is handled by 'zfs snapshot'.
670 * For volumes, the user must specify a size to be used.
672 * The '-s' flag applies only to volumes, and indicates that we should not try
673 * to set the reservation for this volume. By default we set a reservation
674 * equal to the size for any volume. For pools with SPA_VERSION >=
675 * SPA_VERSION_REFRESERVATION, we set a refreservation instead.
677 * The '-p' flag creates all the non-existing ancestors of the target first.
680 zfs_do_create(int argc
, char **argv
)
682 zfs_type_t type
= ZFS_TYPE_FILESYSTEM
;
683 zfs_handle_t
*zhp
= NULL
;
684 uint64_t volsize
= 0;
686 boolean_t noreserve
= B_FALSE
;
687 boolean_t bflag
= B_FALSE
;
688 boolean_t parents
= B_FALSE
;
692 int canmount
= ZFS_CANMOUNT_OFF
;
694 if (nvlist_alloc(&props
, NV_UNIQUE_NAME
, 0) != 0)
698 while ((c
= getopt(argc
, argv
, ":V:b:so:p")) != -1) {
701 type
= ZFS_TYPE_VOLUME
;
702 if (zfs_nicestrtonum(g_zfs
, optarg
, &intval
) != 0) {
703 (void) fprintf(stderr
, gettext("bad volume "
704 "size '%s': %s\n"), optarg
,
705 libzfs_error_description(g_zfs
));
709 if (nvlist_add_uint64(props
,
710 zfs_prop_to_name(ZFS_PROP_VOLSIZE
), intval
) != 0)
719 if (zfs_nicestrtonum(g_zfs
, optarg
, &intval
) != 0) {
720 (void) fprintf(stderr
, gettext("bad volume "
721 "block size '%s': %s\n"), optarg
,
722 libzfs_error_description(g_zfs
));
726 if (nvlist_add_uint64(props
,
727 zfs_prop_to_name(ZFS_PROP_VOLBLOCKSIZE
),
732 if (parseprop(props
))
739 (void) fprintf(stderr
, gettext("missing size "
744 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
750 if ((bflag
|| noreserve
) && type
!= ZFS_TYPE_VOLUME
) {
751 (void) fprintf(stderr
, gettext("'-s' and '-b' can only be "
752 "used when creating a volume\n"));
759 /* check number of arguments */
761 (void) fprintf(stderr
, gettext("missing %s argument\n"),
762 zfs_type_to_name(type
));
766 (void) fprintf(stderr
, gettext("too many arguments\n"));
770 if (type
== ZFS_TYPE_VOLUME
&& !noreserve
) {
771 zpool_handle_t
*zpool_handle
;
772 uint64_t spa_version
;
774 zfs_prop_t resv_prop
;
777 if ((p
= strchr(argv
[0], '/')))
779 zpool_handle
= zpool_open(g_zfs
, argv
[0]);
782 if (zpool_handle
== NULL
)
784 spa_version
= zpool_get_prop_int(zpool_handle
,
785 ZPOOL_PROP_VERSION
, NULL
);
786 zpool_close(zpool_handle
);
787 if (spa_version
>= SPA_VERSION_REFRESERVATION
)
788 resv_prop
= ZFS_PROP_REFRESERVATION
;
790 resv_prop
= ZFS_PROP_RESERVATION
;
791 volsize
= zvol_volsize_to_reservation(volsize
, props
);
793 if (nvlist_lookup_string(props
, zfs_prop_to_name(resv_prop
),
795 if (nvlist_add_uint64(props
,
796 zfs_prop_to_name(resv_prop
), volsize
) != 0) {
803 if (parents
&& zfs_name_valid(argv
[0], type
)) {
805 * Now create the ancestors of target dataset. If the target
806 * already exists and '-p' option was used we should not
809 if (zfs_dataset_exists(g_zfs
, argv
[0], type
)) {
813 if (zfs_create_ancestors(g_zfs
, argv
[0]) != 0)
818 if (zfs_create(g_zfs
, argv
[0], type
, props
) != 0)
821 if ((zhp
= zfs_open(g_zfs
, argv
[0], ZFS_TYPE_DATASET
)) == NULL
)
826 * if the user doesn't want the dataset automatically mounted,
827 * then skip the mount/share step
829 if (zfs_prop_valid_for_type(ZFS_PROP_CANMOUNT
, type
))
830 canmount
= zfs_prop_get_int(zhp
, ZFS_PROP_CANMOUNT
);
833 * Mount and/or share the new filesystem as appropriate. We provide a
834 * verbose error message to let the user know that their filesystem was
835 * in fact created, even if we failed to mount or share it.
837 if (canmount
== ZFS_CANMOUNT_ON
) {
838 if (zfs_mount(zhp
, NULL
, 0) != 0) {
839 (void) fprintf(stderr
, gettext("filesystem "
840 "successfully created, but not mounted\n"));
842 } else if (zfs_share(zhp
) != 0) {
843 (void) fprintf(stderr
, gettext("filesystem "
844 "successfully created, but not shared\n"));
861 * zfs destroy [-rRf] <fs, vol>
862 * zfs destroy [-rRd] <snap>
864 * -r Recursively destroy all children
865 * -R Recursively destroy all dependents, including clones
866 * -f Force unmounting of any dependents
867 * -d If we can't destroy now, mark for deferred destruction
869 * Destroys the given dataset. By default, it will unmount any filesystems,
870 * and refuse to destroy a dataset that has any dependents. A dependent can
871 * either be a child, or a clone of a child.
873 typedef struct destroy_cbdata
{
880 boolean_t cb_closezhp
;
881 zfs_handle_t
*cb_target
;
883 boolean_t cb_defer_destroy
;
887 * Check for any dependents based on the '-r' or '-R' flags.
890 destroy_check_dependent(zfs_handle_t
*zhp
, void *data
)
892 destroy_cbdata_t
*cbp
= data
;
893 const char *tname
= zfs_get_name(cbp
->cb_target
);
894 const char *name
= zfs_get_name(zhp
);
896 if (strncmp(tname
, name
, strlen(tname
)) == 0 &&
897 (name
[strlen(tname
)] == '/' || name
[strlen(tname
)] == '@')) {
899 * This is a direct descendant, not a clone somewhere else in
906 (void) fprintf(stderr
, gettext("cannot destroy '%s': "
907 "%s has children\n"),
908 zfs_get_name(cbp
->cb_target
),
909 zfs_type_to_name(zfs_get_type(cbp
->cb_target
)));
910 (void) fprintf(stderr
, gettext("use '-r' to destroy "
911 "the following datasets:\n"));
912 cbp
->cb_first
= B_FALSE
;
916 (void) fprintf(stderr
, "%s\n", zfs_get_name(zhp
));
919 * This is a clone. We only want to report this if the '-r'
920 * wasn't specified, or the target is a snapshot.
922 if (!cbp
->cb_recurse
&&
923 zfs_get_type(cbp
->cb_target
) != ZFS_TYPE_SNAPSHOT
)
927 (void) fprintf(stderr
, gettext("cannot destroy '%s': "
928 "%s has dependent clones\n"),
929 zfs_get_name(cbp
->cb_target
),
930 zfs_type_to_name(zfs_get_type(cbp
->cb_target
)));
931 (void) fprintf(stderr
, gettext("use '-R' to destroy "
932 "the following datasets:\n"));
933 cbp
->cb_first
= B_FALSE
;
937 (void) fprintf(stderr
, "%s\n", zfs_get_name(zhp
));
946 destroy_callback(zfs_handle_t
*zhp
, void *data
)
948 destroy_cbdata_t
*cbp
= data
;
951 * Ignore pools (which we've already flagged as an error before getting
954 if (strchr(zfs_get_name(zhp
), '/') == NULL
&&
955 zfs_get_type(zhp
) == ZFS_TYPE_FILESYSTEM
) {
961 * Bail out on the first error.
963 if (zfs_unmount(zhp
, NULL
, cbp
->cb_force
? MS_FORCE
: 0) != 0 ||
964 zfs_destroy(zhp
, cbp
->cb_defer_destroy
) != 0) {
974 destroy_snap_clones(zfs_handle_t
*zhp
, void *arg
)
976 destroy_cbdata_t
*cbp
= arg
;
977 char thissnap
[MAXPATHLEN
];
979 boolean_t closezhp
= cbp
->cb_closezhp
;
982 (void) snprintf(thissnap
, sizeof (thissnap
),
983 "%s@%s", zfs_get_name(zhp
), cbp
->cb_snapname
);
985 libzfs_print_on_error(g_zfs
, B_FALSE
);
986 szhp
= zfs_open(g_zfs
, thissnap
, ZFS_TYPE_SNAPSHOT
);
987 libzfs_print_on_error(g_zfs
, B_TRUE
);
990 * Destroy any clones of this snapshot
992 if (zfs_iter_dependents(szhp
, B_FALSE
, destroy_callback
,
1002 cbp
->cb_closezhp
= B_TRUE
;
1003 rv
= zfs_iter_filesystems(zhp
, destroy_snap_clones
, arg
);
1010 zfs_do_destroy(int argc
, char **argv
)
1012 destroy_cbdata_t cb
= { 0 };
1016 zfs_type_t type
= ZFS_TYPE_DATASET
;
1019 while ((c
= getopt(argc
, argv
, "dfrR")) != -1) {
1022 cb
.cb_defer_destroy
= B_TRUE
;
1023 type
= ZFS_TYPE_SNAPSHOT
;
1037 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
1046 /* check number of arguments */
1048 (void) fprintf(stderr
, gettext("missing path argument\n"));
1052 (void) fprintf(stderr
, gettext("too many arguments\n"));
1057 * If we are doing recursive destroy of a snapshot, then the
1058 * named snapshot may not exist. Go straight to libzfs.
1060 if (cb
.cb_recurse
&& (cp
= strchr(argv
[0], '@'))) {
1064 if ((zhp
= zfs_open(g_zfs
, argv
[0], ZFS_TYPE_DATASET
)) == NULL
)
1069 if (cb
.cb_doclones
) {
1070 boolean_t defer
= cb
.cb_defer_destroy
;
1073 * Temporarily ignore the defer_destroy setting since
1074 * it's not supported for clones.
1076 cb
.cb_defer_destroy
= B_FALSE
;
1077 cb
.cb_snapname
= cp
;
1078 if (destroy_snap_clones(zhp
, &cb
) != 0) {
1082 cb
.cb_defer_destroy
= defer
;
1085 ret
= zfs_destroy_snaps(zhp
, cp
, cb
.cb_defer_destroy
);
1088 (void) fprintf(stderr
,
1089 gettext("no snapshots destroyed\n"));
1094 /* Open the given dataset */
1095 if ((zhp
= zfs_open(g_zfs
, argv
[0], type
)) == NULL
)
1101 * Perform an explicit check for pools before going any further.
1103 if (!cb
.cb_recurse
&& strchr(zfs_get_name(zhp
), '/') == NULL
&&
1104 zfs_get_type(zhp
) == ZFS_TYPE_FILESYSTEM
) {
1105 (void) fprintf(stderr
, gettext("cannot destroy '%s': "
1106 "operation does not apply to pools\n"),
1108 (void) fprintf(stderr
, gettext("use 'zfs destroy -r "
1109 "%s' to destroy all datasets in the pool\n"),
1111 (void) fprintf(stderr
, gettext("use 'zpool destroy %s' "
1112 "to destroy the pool itself\n"), zfs_get_name(zhp
));
1118 * Check for any dependents and/or clones.
1120 cb
.cb_first
= B_TRUE
;
1121 if (!cb
.cb_doclones
&& !cb
.cb_defer_destroy
&&
1122 zfs_iter_dependents(zhp
, B_TRUE
, destroy_check_dependent
,
1128 if (cb
.cb_error
|| (!cb
.cb_defer_destroy
&&
1129 (zfs_iter_dependents(zhp
, B_FALSE
, destroy_callback
, &cb
) != 0))) {
1135 * Do the real thing. The callback will close the handle regardless of
1136 * whether it succeeds or not.
1139 if (destroy_callback(zhp
, &cb
) != 0)
1146 is_recvd_column(zprop_get_cbdata_t
*cbp
)
1149 zfs_get_column_t col
;
1151 for (i
= 0; i
< ZFS_GET_NCOLS
&&
1152 (col
= cbp
->cb_columns
[i
]) != GET_COL_NONE
; i
++)
1153 if (col
== GET_COL_RECVD
)
1159 * zfs get [-rHp] [-o all | field[,field]...] [-s source[,source]...]
1160 * < all | property[,property]... > < fs | snap | vol > ...
1162 * -r recurse over any child datasets
1163 * -H scripted mode. Headers are stripped, and fields are separated
1164 * by tabs instead of spaces.
1165 * -o Set of fields to display. One of "name,property,value,
1166 * received,source". Default is "name,property,value,source".
1167 * "all" is an alias for all five.
1168 * -s Set of sources to allow. One of
1169 * "local,default,inherited,received,temporary,none". Default is
1171 * -p Display values in parsable (literal) format.
1173 * Prints properties for the given datasets. The user can control which
1174 * columns to display as well as which property types to allow.
1178 * Invoked to display the properties for a single dataset.
1181 get_callback(zfs_handle_t
*zhp
, void *data
)
1183 char buf
[ZFS_MAXPROPLEN
];
1184 char rbuf
[ZFS_MAXPROPLEN
];
1185 zprop_source_t sourcetype
;
1186 char source
[ZFS_MAXNAMELEN
];
1187 zprop_get_cbdata_t
*cbp
= data
;
1188 nvlist_t
*user_props
= zfs_get_user_props(zhp
);
1189 zprop_list_t
*pl
= cbp
->cb_proplist
;
1193 boolean_t received
= is_recvd_column(cbp
);
1195 for (; pl
!= NULL
; pl
= pl
->pl_next
) {
1196 char *recvdval
= NULL
;
1198 * Skip the special fake placeholder. This will also skip over
1199 * the name property when 'all' is specified.
1201 if (pl
->pl_prop
== ZFS_PROP_NAME
&&
1202 pl
== cbp
->cb_proplist
)
1205 if (pl
->pl_prop
!= ZPROP_INVAL
) {
1206 if (zfs_prop_get(zhp
, pl
->pl_prop
, buf
,
1207 sizeof (buf
), &sourcetype
, source
,
1209 cbp
->cb_literal
) != 0) {
1212 if (!zfs_prop_valid_for_type(pl
->pl_prop
,
1213 ZFS_TYPE_DATASET
)) {
1214 (void) fprintf(stderr
,
1215 gettext("No such property '%s'\n"),
1216 zfs_prop_to_name(pl
->pl_prop
));
1219 sourcetype
= ZPROP_SRC_NONE
;
1220 (void) strlcpy(buf
, "-", sizeof (buf
));
1223 if (received
&& (zfs_prop_get_recvd(zhp
,
1224 zfs_prop_to_name(pl
->pl_prop
), rbuf
, sizeof (rbuf
),
1225 cbp
->cb_literal
) == 0))
1228 zprop_print_one_property(zfs_get_name(zhp
), cbp
,
1229 zfs_prop_to_name(pl
->pl_prop
),
1230 buf
, sourcetype
, source
, recvdval
);
1231 } else if (zfs_prop_userquota(pl
->pl_user_prop
)) {
1232 sourcetype
= ZPROP_SRC_LOCAL
;
1234 if (zfs_prop_get_userquota(zhp
, pl
->pl_user_prop
,
1235 buf
, sizeof (buf
), cbp
->cb_literal
) != 0) {
1236 sourcetype
= ZPROP_SRC_NONE
;
1237 (void) strlcpy(buf
, "-", sizeof (buf
));
1240 zprop_print_one_property(zfs_get_name(zhp
), cbp
,
1241 pl
->pl_user_prop
, buf
, sourcetype
, source
, NULL
);
1243 if (nvlist_lookup_nvlist(user_props
,
1244 pl
->pl_user_prop
, &propval
) != 0) {
1247 sourcetype
= ZPROP_SRC_NONE
;
1250 verify(nvlist_lookup_string(propval
,
1251 ZPROP_VALUE
, &strval
) == 0);
1252 verify(nvlist_lookup_string(propval
,
1253 ZPROP_SOURCE
, &sourceval
) == 0);
1255 if (strcmp(sourceval
,
1256 zfs_get_name(zhp
)) == 0) {
1257 sourcetype
= ZPROP_SRC_LOCAL
;
1258 } else if (strcmp(sourceval
,
1259 ZPROP_SOURCE_VAL_RECVD
) == 0) {
1260 sourcetype
= ZPROP_SRC_RECEIVED
;
1262 sourcetype
= ZPROP_SRC_INHERITED
;
1263 (void) strlcpy(source
,
1264 sourceval
, sizeof (source
));
1268 if (received
&& (zfs_prop_get_recvd(zhp
,
1269 pl
->pl_user_prop
, rbuf
, sizeof (rbuf
),
1270 cbp
->cb_literal
) == 0))
1273 zprop_print_one_property(zfs_get_name(zhp
), cbp
,
1274 pl
->pl_user_prop
, strval
, sourcetype
,
1283 zfs_do_get(int argc
, char **argv
)
1285 zprop_get_cbdata_t cb
= { 0 };
1286 int i
, c
, flags
= ZFS_ITER_ARGS_CAN_BE_PATHS
;
1287 char *value
, *fields
;
1290 zprop_list_t fake_name
= { 0 };
1293 * Set up default columns and sources.
1295 cb
.cb_sources
= ZPROP_SRC_ALL
;
1296 cb
.cb_columns
[0] = GET_COL_NAME
;
1297 cb
.cb_columns
[1] = GET_COL_PROPERTY
;
1298 cb
.cb_columns
[2] = GET_COL_VALUE
;
1299 cb
.cb_columns
[3] = GET_COL_SOURCE
;
1300 cb
.cb_type
= ZFS_TYPE_DATASET
;
1303 while ((c
= getopt(argc
, argv
, ":d:o:s:rHp")) != -1) {
1306 cb
.cb_literal
= B_TRUE
;
1309 limit
= parse_depth(optarg
, &flags
);
1312 flags
|= ZFS_ITER_RECURSE
;
1315 cb
.cb_scripted
= B_TRUE
;
1318 (void) fprintf(stderr
, gettext("missing argument for "
1319 "'%c' option\n"), optopt
);
1324 * Process the set of columns to display. We zero out
1325 * the structure to give us a blank slate.
1327 bzero(&cb
.cb_columns
, sizeof (cb
.cb_columns
));
1329 while (*optarg
!= '\0') {
1330 static char *col_subopts
[] =
1331 { "name", "property", "value", "received",
1332 "source", "all", NULL
};
1334 if (i
== ZFS_GET_NCOLS
) {
1335 (void) fprintf(stderr
, gettext("too "
1336 "many fields given to -o "
1341 switch (getsubopt(&optarg
, col_subopts
,
1344 cb
.cb_columns
[i
++] = GET_COL_NAME
;
1347 cb
.cb_columns
[i
++] = GET_COL_PROPERTY
;
1350 cb
.cb_columns
[i
++] = GET_COL_VALUE
;
1353 cb
.cb_columns
[i
++] = GET_COL_RECVD
;
1354 flags
|= ZFS_ITER_RECVD_PROPS
;
1357 cb
.cb_columns
[i
++] = GET_COL_SOURCE
;
1361 (void) fprintf(stderr
,
1362 gettext("\"all\" conflicts "
1363 "with specific fields "
1364 "given to -o option\n"));
1367 cb
.cb_columns
[0] = GET_COL_NAME
;
1368 cb
.cb_columns
[1] = GET_COL_PROPERTY
;
1369 cb
.cb_columns
[2] = GET_COL_VALUE
;
1370 cb
.cb_columns
[3] = GET_COL_RECVD
;
1371 cb
.cb_columns
[4] = GET_COL_SOURCE
;
1372 flags
|= ZFS_ITER_RECVD_PROPS
;
1376 (void) fprintf(stderr
,
1377 gettext("invalid column name "
1386 while (*optarg
!= '\0') {
1387 static char *source_subopts
[] = {
1388 "local", "default", "inherited",
1389 "received", "temporary", "none",
1392 switch (getsubopt(&optarg
, source_subopts
,
1395 cb
.cb_sources
|= ZPROP_SRC_LOCAL
;
1398 cb
.cb_sources
|= ZPROP_SRC_DEFAULT
;
1401 cb
.cb_sources
|= ZPROP_SRC_INHERITED
;
1404 cb
.cb_sources
|= ZPROP_SRC_RECEIVED
;
1407 cb
.cb_sources
|= ZPROP_SRC_TEMPORARY
;
1410 cb
.cb_sources
|= ZPROP_SRC_NONE
;
1413 (void) fprintf(stderr
,
1414 gettext("invalid source "
1422 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
1432 (void) fprintf(stderr
, gettext("missing property "
1439 if (zprop_get_list(g_zfs
, fields
, &cb
.cb_proplist
, ZFS_TYPE_DATASET
)
1447 * As part of zfs_expand_proplist(), we keep track of the maximum column
1448 * width for each property. For the 'NAME' (and 'SOURCE') columns, we
1449 * need to know the maximum name length. However, the user likely did
1450 * not specify 'name' as one of the properties to fetch, so we need to
1451 * make sure we always include at least this property for
1452 * print_get_headers() to work properly.
1454 if (cb
.cb_proplist
!= NULL
) {
1455 fake_name
.pl_prop
= ZFS_PROP_NAME
;
1456 fake_name
.pl_width
= strlen(gettext("NAME"));
1457 fake_name
.pl_next
= cb
.cb_proplist
;
1458 cb
.cb_proplist
= &fake_name
;
1461 cb
.cb_first
= B_TRUE
;
1463 /* run for each object */
1464 ret
= zfs_for_each(argc
, argv
, flags
, ZFS_TYPE_DATASET
, NULL
,
1465 &cb
.cb_proplist
, limit
, get_callback
, &cb
);
1467 if (cb
.cb_proplist
== &fake_name
)
1468 zprop_free_list(fake_name
.pl_next
);
1470 zprop_free_list(cb
.cb_proplist
);
1476 * inherit [-rS] <property> <fs|vol> ...
1478 * -r Recurse over all children
1479 * -S Revert to received value, if any
1481 * For each dataset specified on the command line, inherit the given property
1482 * from its parent. Inheriting a property at the pool level will cause it to
1483 * use the default value. The '-r' flag will recurse over all children, and is
1484 * useful for setting a property on a hierarchy-wide basis, regardless of any
1485 * local modifications for each dataset.
1488 typedef struct inherit_cbdata
{
1489 const char *cb_propname
;
1490 boolean_t cb_received
;
1494 inherit_recurse_cb(zfs_handle_t
*zhp
, void *data
)
1496 inherit_cbdata_t
*cb
= data
;
1497 zfs_prop_t prop
= zfs_name_to_prop(cb
->cb_propname
);
1500 * If we're doing it recursively, then ignore properties that
1501 * are not valid for this type of dataset.
1503 if (prop
!= ZPROP_INVAL
&&
1504 !zfs_prop_valid_for_type(prop
, zfs_get_type(zhp
)))
1507 return (zfs_prop_inherit(zhp
, cb
->cb_propname
, cb
->cb_received
) != 0);
1511 inherit_cb(zfs_handle_t
*zhp
, void *data
)
1513 inherit_cbdata_t
*cb
= data
;
1515 return (zfs_prop_inherit(zhp
, cb
->cb_propname
, cb
->cb_received
) != 0);
1519 zfs_do_inherit(int argc
, char **argv
)
1523 inherit_cbdata_t cb
= { 0 };
1527 boolean_t received
= B_FALSE
;
1530 while ((c
= getopt(argc
, argv
, "rS")) != -1) {
1533 flags
|= ZFS_ITER_RECURSE
;
1540 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
1549 /* check number of arguments */
1551 (void) fprintf(stderr
, gettext("missing property argument\n"));
1555 (void) fprintf(stderr
, gettext("missing dataset argument\n"));
1563 if ((prop
= zfs_name_to_prop(propname
)) != ZPROP_INVAL
) {
1564 if (zfs_prop_readonly(prop
)) {
1565 (void) fprintf(stderr
, gettext(
1566 "%s property is read-only\n"),
1570 if (!zfs_prop_inheritable(prop
) && !received
) {
1571 (void) fprintf(stderr
, gettext("'%s' property cannot "
1572 "be inherited\n"), propname
);
1573 if (prop
== ZFS_PROP_QUOTA
||
1574 prop
== ZFS_PROP_RESERVATION
||
1575 prop
== ZFS_PROP_REFQUOTA
||
1576 prop
== ZFS_PROP_REFRESERVATION
)
1577 (void) fprintf(stderr
, gettext("use 'zfs set "
1578 "%s=none' to clear\n"), propname
);
1581 if (received
&& (prop
== ZFS_PROP_VOLSIZE
||
1582 prop
== ZFS_PROP_VERSION
)) {
1583 (void) fprintf(stderr
, gettext("'%s' property cannot "
1584 "be reverted to a received value\n"), propname
);
1587 } else if (!zfs_prop_user(propname
)) {
1588 (void) fprintf(stderr
, gettext("invalid property '%s'\n"),
1593 cb
.cb_propname
= propname
;
1594 cb
.cb_received
= received
;
1596 if (flags
& ZFS_ITER_RECURSE
) {
1597 ret
= zfs_for_each(argc
, argv
, flags
, ZFS_TYPE_DATASET
,
1598 NULL
, NULL
, 0, inherit_recurse_cb
, &cb
);
1600 ret
= zfs_for_each(argc
, argv
, flags
, ZFS_TYPE_DATASET
,
1601 NULL
, NULL
, 0, inherit_cb
, &cb
);
1607 typedef struct upgrade_cbdata
{
1608 uint64_t cb_numupgraded
;
1609 uint64_t cb_numsamegraded
;
1610 uint64_t cb_numfailed
;
1611 uint64_t cb_version
;
1613 boolean_t cb_foundone
;
1614 char cb_lastfs
[ZFS_MAXNAMELEN
];
1618 same_pool(zfs_handle_t
*zhp
, const char *name
)
1620 int len1
= strcspn(name
, "/@");
1621 const char *zhname
= zfs_get_name(zhp
);
1622 int len2
= strcspn(zhname
, "/@");
1626 return (strncmp(name
, zhname
, len1
) == 0);
1630 upgrade_list_callback(zfs_handle_t
*zhp
, void *data
)
1632 upgrade_cbdata_t
*cb
= data
;
1633 int version
= zfs_prop_get_int(zhp
, ZFS_PROP_VERSION
);
1635 /* list if it's old/new */
1636 if ((!cb
->cb_newer
&& version
< ZPL_VERSION
) ||
1637 (cb
->cb_newer
&& version
> ZPL_VERSION
)) {
1640 str
= gettext("The following filesystems are "
1641 "formatted using a newer software version and\n"
1642 "cannot be accessed on the current system.\n\n");
1644 str
= gettext("The following filesystems are "
1645 "out of date, and can be upgraded. After being\n"
1646 "upgraded, these filesystems (and any 'zfs send' "
1647 "streams generated from\n"
1648 "subsequent snapshots) will no longer be "
1649 "accessible by older software versions.\n\n");
1652 if (!cb
->cb_foundone
) {
1654 (void) printf(gettext("VER FILESYSTEM\n"));
1655 (void) printf(gettext("--- ------------\n"));
1656 cb
->cb_foundone
= B_TRUE
;
1659 (void) printf("%2u %s\n", version
, zfs_get_name(zhp
));
1666 upgrade_set_callback(zfs_handle_t
*zhp
, void *data
)
1668 upgrade_cbdata_t
*cb
= data
;
1669 int version
= zfs_prop_get_int(zhp
, ZFS_PROP_VERSION
);
1670 int needed_spa_version
;
1673 if (zfs_spa_version(zhp
, &spa_version
) < 0)
1676 needed_spa_version
= zfs_spa_version_map(cb
->cb_version
);
1678 if (needed_spa_version
< 0)
1681 if (spa_version
< needed_spa_version
) {
1683 (void) printf(gettext("%s: can not be "
1684 "upgraded; the pool version needs to first "
1685 "be upgraded\nto version %d\n\n"),
1686 zfs_get_name(zhp
), needed_spa_version
);
1692 if (version
< cb
->cb_version
) {
1694 (void) snprintf(verstr
, sizeof (verstr
),
1695 "%llu", (u_longlong_t
)cb
->cb_version
);
1696 if (cb
->cb_lastfs
[0] && !same_pool(zhp
, cb
->cb_lastfs
)) {
1698 * If they did "zfs upgrade -a", then we could
1699 * be doing ioctls to different pools. We need
1700 * to log this history once to each pool.
1702 verify(zpool_stage_history(g_zfs
, history_str
) == 0);
1704 if (zfs_prop_set(zhp
, "version", verstr
) == 0)
1705 cb
->cb_numupgraded
++;
1708 (void) strcpy(cb
->cb_lastfs
, zfs_get_name(zhp
));
1709 } else if (version
> cb
->cb_version
) {
1710 /* can't downgrade */
1711 (void) printf(gettext("%s: can not be downgraded; "
1712 "it is already at version %u\n"),
1713 zfs_get_name(zhp
), version
);
1716 cb
->cb_numsamegraded
++;
1724 * zfs upgrade [-r] [-V <version>] <-a | filesystem>
1727 zfs_do_upgrade(int argc
, char **argv
)
1729 boolean_t all
= B_FALSE
;
1730 boolean_t showversions
= B_FALSE
;
1732 upgrade_cbdata_t cb
= { 0 };
1734 int flags
= ZFS_ITER_ARGS_CAN_BE_PATHS
;
1737 while ((c
= getopt(argc
, argv
, "rvV:a")) != -1) {
1740 flags
|= ZFS_ITER_RECURSE
;
1743 showversions
= B_TRUE
;
1746 if (zfs_prop_string_to_index(ZFS_PROP_VERSION
,
1747 optarg
, &cb
.cb_version
) != 0) {
1748 (void) fprintf(stderr
,
1749 gettext("invalid version %s\n"), optarg
);
1758 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
1767 if ((!all
&& !argc
) && ((flags
& ZFS_ITER_RECURSE
) | cb
.cb_version
))
1769 if (showversions
&& (flags
& ZFS_ITER_RECURSE
|| all
||
1770 cb
.cb_version
|| argc
))
1772 if ((all
|| argc
) && (showversions
))
1778 /* Show info on available versions. */
1779 (void) printf(gettext("The following filesystem versions are "
1781 (void) printf(gettext("VER DESCRIPTION\n"));
1782 (void) printf("--- -----------------------------------------"
1783 "---------------\n");
1784 (void) printf(gettext(" 1 Initial ZFS filesystem version\n"));
1785 (void) printf(gettext(" 2 Enhanced directory entries\n"));
1786 (void) printf(gettext(" 3 Case insensitive and File system "
1787 "unique identifier (FUID)\n"));
1788 (void) printf(gettext(" 4 userquota, groupquota "
1790 (void) printf(gettext(" 5 System attributes\n"));
1791 (void) printf(gettext("\nFor more information on a particular "
1792 "version, including supported releases,\n"));
1793 (void) printf("see the ZFS Administration Guide.\n\n");
1795 } else if (argc
|| all
) {
1796 /* Upgrade filesystems */
1797 if (cb
.cb_version
== 0)
1798 cb
.cb_version
= ZPL_VERSION
;
1799 ret
= zfs_for_each(argc
, argv
, flags
, ZFS_TYPE_FILESYSTEM
,
1800 NULL
, NULL
, 0, upgrade_set_callback
, &cb
);
1801 (void) printf(gettext("%llu filesystems upgraded\n"),
1802 (u_longlong_t
)cb
.cb_numupgraded
);
1803 if (cb
.cb_numsamegraded
) {
1804 (void) printf(gettext("%llu filesystems already at "
1806 (u_longlong_t
)cb
.cb_numsamegraded
);
1808 if (cb
.cb_numfailed
!= 0)
1811 /* List old-version filesytems */
1813 (void) printf(gettext("This system is currently running "
1814 "ZFS filesystem version %llu.\n\n"), ZPL_VERSION
);
1816 flags
|= ZFS_ITER_RECURSE
;
1817 ret
= zfs_for_each(0, NULL
, flags
, ZFS_TYPE_FILESYSTEM
,
1818 NULL
, NULL
, 0, upgrade_list_callback
, &cb
);
1820 found
= cb
.cb_foundone
;
1821 cb
.cb_foundone
= B_FALSE
;
1822 cb
.cb_newer
= B_TRUE
;
1824 ret
= zfs_for_each(0, NULL
, flags
, ZFS_TYPE_FILESYSTEM
,
1825 NULL
, NULL
, 0, upgrade_list_callback
, &cb
);
1827 if (!cb
.cb_foundone
&& !found
) {
1828 (void) printf(gettext("All filesystems are "
1829 "formatted with the current version.\n"));
1836 #define USTYPE_USR_BIT (0)
1837 #define USTYPE_GRP_BIT (1)
1838 #define USTYPE_PSX_BIT (2)
1839 #define USTYPE_SMB_BIT (3)
1841 #define USTYPE_USR (1 << USTYPE_USR_BIT)
1842 #define USTYPE_GRP (1 << USTYPE_GRP_BIT)
1844 #define USTYPE_PSX (1 << USTYPE_PSX_BIT)
1845 #define USTYPE_SMB (1 << USTYPE_SMB_BIT)
1847 #define USTYPE_PSX_USR (USTYPE_PSX | USTYPE_USR)
1848 #define USTYPE_SMB_USR (USTYPE_SMB | USTYPE_USR)
1849 #define USTYPE_PSX_GRP (USTYPE_PSX | USTYPE_GRP)
1850 #define USTYPE_SMB_GRP (USTYPE_SMB | USTYPE_GRP)
1851 #define USTYPE_ALL (USTYPE_PSX_USR | USTYPE_SMB_USR \
1852 | USTYPE_PSX_GRP | USTYPE_SMB_GRP)
1855 #define USPROP_USED_BIT (0)
1856 #define USPROP_QUOTA_BIT (1)
1858 #define USPROP_USED (1 << USPROP_USED_BIT)
1859 #define USPROP_QUOTA (1 << USPROP_QUOTA_BIT)
1861 typedef struct us_node
{
1863 uu_avl_node_t usn_avlnode
;
1864 uu_list_node_t usn_listnode
;
1867 typedef struct us_cbdata
{
1869 uu_avl_pool_t
*cb_avl_pool
;
1871 boolean_t cb_numname
;
1872 boolean_t cb_nicenum
;
1873 boolean_t cb_sid2posix
;
1874 zfs_userquota_prop_t cb_prop
;
1875 zfs_sort_column_t
*cb_sortcol
;
1876 size_t cb_max_typelen
;
1877 size_t cb_max_namelen
;
1878 size_t cb_max_usedlen
;
1879 size_t cb_max_quotalen
;
1883 zfs_sort_column_t
*si_sortcol
;
1884 boolean_t si_num_name
;
1885 boolean_t si_parsable
;
1889 us_compare(const void *larg
, const void *rarg
, void *unused
)
1891 const us_node_t
*l
= larg
;
1892 const us_node_t
*r
= rarg
;
1894 us_sort_info_t
*si
= (us_sort_info_t
*)unused
;
1895 zfs_sort_column_t
*sortcol
= si
->si_sortcol
;
1896 boolean_t num_name
= si
->si_num_name
;
1897 nvlist_t
*lnvl
= l
->usn_nvl
;
1898 nvlist_t
*rnvl
= r
->usn_nvl
;
1900 for (; sortcol
!= NULL
; sortcol
= sortcol
->sc_next
) {
1907 zfs_prop_t prop
= sortcol
->sc_prop
;
1908 const char *propname
= NULL
;
1909 boolean_t reverse
= sortcol
->sc_reverse
;
1914 (void) nvlist_lookup_uint32(lnvl
, propname
, &lv32
);
1915 (void) nvlist_lookup_uint32(rnvl
, propname
, &rv32
);
1917 rc
= (rv32
> lv32
) ? 1 : -1;
1922 (void) nvlist_lookup_uint32(lnvl
, propname
,
1924 (void) nvlist_lookup_uint32(rnvl
, propname
,
1927 rc
= (rv32
> lv32
) ? 1 : -1;
1929 (void) nvlist_lookup_string(lnvl
, propname
,
1931 (void) nvlist_lookup_string(rnvl
, propname
,
1933 rc
= strcmp(lvstr
, rvstr
);
1938 case ZFS_PROP_QUOTA
:
1939 if (ZFS_PROP_USED
== prop
)
1943 (void) nvlist_lookup_uint64(lnvl
, propname
, &lv64
);
1944 (void) nvlist_lookup_uint64(rnvl
, propname
, &rv64
);
1946 rc
= (rv64
> lv64
) ? 1 : -1;
1953 return (reverse
? 1 : -1);
1955 return (reverse
? -1 : 1);
1962 static inline const char *
1963 us_type2str(unsigned field_type
)
1965 switch (field_type
) {
1966 case USTYPE_PSX_USR
:
1967 return ("POSIX User");
1968 case USTYPE_PSX_GRP
:
1969 return ("POSIX Group");
1970 case USTYPE_SMB_USR
:
1971 return ("SMB User");
1972 case USTYPE_SMB_GRP
:
1973 return ("SMB Group");
1975 return ("Undefined");
1983 userspace_cb(void *arg
, const char *domain
, uid_t rid
, uint64_t space
)
1985 us_cbdata_t
*cb
= (us_cbdata_t
*)arg
;
1986 zfs_userquota_prop_t prop
= cb
->cb_prop
;
1992 uu_avl_pool_t
*avl_pool
= cb
->cb_avl_pool
;
1993 uu_avl_t
*avl
= cb
->cb_avl
;
1997 zfs_sort_column_t
*sortcol
= cb
->cb_sortcol
;
1999 const char *typestr
;
2003 us_sort_info_t sortinfo
= { sortcol
, cb
->cb_numname
};
2005 if (domain
== NULL
|| domain
[0] == '\0') {
2007 if (prop
== ZFS_PROP_GROUPUSED
|| prop
== ZFS_PROP_GROUPQUOTA
) {
2008 type
= USTYPE_PSX_GRP
;
2009 struct group
*g
= getgrgid(rid
);
2013 type
= USTYPE_PSX_USR
;
2014 struct passwd
*p
= getpwuid(rid
);
2020 char sid
[ZFS_MAXNAMELEN
+32];
2024 directory_error_t e
;
2026 (void) snprintf(sid
, sizeof (sid
), "%s-%u", domain
, rid
);
2028 if (prop
== ZFS_PROP_GROUPUSED
|| prop
== ZFS_PROP_GROUPQUOTA
) {
2029 type
= USTYPE_SMB_GRP
;
2030 err
= sid_to_id(sid
, B_FALSE
, &id
);
2032 type
= USTYPE_SMB_USR
;
2033 err
= sid_to_id(sid
, B_TRUE
, &id
);
2039 e
= directory_name_from_sid(NULL
, sid
, &name
, &classes
);
2041 directory_error_free(e
);
2050 #endif /* HAVE_IDMAP */
2054 * if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA)
2060 if (prop
== ZFS_PROP_USERUSED
|| prop
== ZFS_PROP_GROUPUSED
)
2065 (void) snprintf(namebuf
, sizeof (namebuf
), "%u", rid
);
2070 zfs_nicenum(space
, sizebuf
, sizeof (sizebuf
));
2072 (void) sprintf(sizebuf
, "%llu", (u_longlong_t
)space
);
2074 node
= safe_malloc(sizeof (us_node_t
));
2075 uu_avl_node_init(node
, &node
->usn_avlnode
, avl_pool
);
2077 if (nvlist_alloc(&props
, NV_UNIQUE_NAME
, 0) != 0) {
2082 if (nvlist_add_uint32(props
, "type", type
) != 0)
2085 if (cb
->cb_numname
) {
2086 if (nvlist_add_uint32(props
, "name", rid
) != 0)
2088 namelen
= strlen(namebuf
);
2090 if (nvlist_add_string(props
, "name", name
) != 0)
2092 namelen
= strlen(name
);
2095 typestr
= us_type2str(type
);
2096 typelen
= strlen(gettext(typestr
));
2097 if (typelen
> cb
->cb_max_typelen
)
2098 cb
->cb_max_typelen
= typelen
;
2100 if (namelen
> cb
->cb_max_namelen
)
2101 cb
->cb_max_namelen
= namelen
;
2103 sizelen
= strlen(sizebuf
);
2104 if (0 == strcmp(propname
, "used")) {
2105 if (sizelen
> cb
->cb_max_usedlen
)
2106 cb
->cb_max_usedlen
= sizelen
;
2108 if (sizelen
> cb
->cb_max_quotalen
)
2109 cb
->cb_max_quotalen
= sizelen
;
2112 node
->usn_nvl
= props
;
2114 n
= uu_avl_find(avl
, node
, &sortinfo
, &idx
);
2116 uu_avl_insert(avl
, node
, idx
);
2121 props
= node
->usn_nvl
;
2124 if (nvlist_add_uint64(props
, propname
, space
) != 0)
2130 static inline boolean_t
2131 usprop_check(zfs_userquota_prop_t p
, unsigned types
, unsigned props
)
2137 case ZFS_PROP_USERUSED
:
2141 case ZFS_PROP_USERQUOTA
:
2143 prop
= USPROP_QUOTA
;
2145 case ZFS_PROP_GROUPUSED
:
2149 case ZFS_PROP_GROUPQUOTA
:
2151 prop
= USPROP_QUOTA
;
2157 return (type
& types
&& prop
& props
);
2160 #define USFIELD_TYPE (1 << 0)
2161 #define USFIELD_NAME (1 << 1)
2162 #define USFIELD_USED (1 << 2)
2163 #define USFIELD_QUOTA (1 << 3)
2164 #define USFIELD_ALL (USFIELD_TYPE | USFIELD_NAME | USFIELD_USED | USFIELD_QUOTA)
2167 parsefields(unsigned *fieldsp
, char **names
, unsigned *bits
, size_t len
)
2169 char *field
= optarg
;
2174 boolean_t found
= B_FALSE
;
2175 delim
= strchr(field
, ',');
2179 for (i
= 0; i
< len
; i
++)
2180 if (0 == strcmp(field
, names
[i
])) {
2182 *fieldsp
|= bits
[i
];
2187 (void) fprintf(stderr
, gettext("invalid type '%s'"
2188 "for -t option\n"), field
);
2199 static char *type_names
[] = { "posixuser", "smbuser", "posixgroup", "smbgroup",
2201 static unsigned type_bits
[] = {
2209 static char *us_field_names
[] = { "type", "name", "used", "quota" };
2210 static unsigned us_field_bits
[] = {
2218 print_us_node(boolean_t scripted
, boolean_t parseable
, unsigned fields
,
2219 size_t type_width
, size_t name_width
, size_t used_width
,
2220 size_t quota_width
, us_node_t
*node
)
2222 nvlist_t
*nvl
= node
->usn_nvl
;
2223 nvpair_t
*nvp
= NULL
;
2224 char valstr
[ZFS_MAXNAMELEN
];
2225 boolean_t first
= B_TRUE
;
2226 boolean_t quota_found
= B_FALSE
;
2228 if (fields
& USFIELD_QUOTA
&& !nvlist_exists(nvl
, "quota"))
2229 if (nvlist_add_string(nvl
, "quota", "none") != 0)
2232 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
2233 char *pname
= nvpair_name(nvp
);
2234 data_type_t type
= nvpair_type(nvp
);
2237 char *strval
= NULL
;
2241 for (i
= 0; i
< 4; i
++) {
2242 if (0 == strcmp(pname
, us_field_names
[i
])) {
2243 field
= us_field_bits
[i
];
2248 if (!(field
& fields
))
2252 case DATA_TYPE_UINT32
:
2253 (void) nvpair_value_uint32(nvp
, &val32
);
2255 case DATA_TYPE_UINT64
:
2256 (void) nvpair_value_uint64(nvp
, &val64
);
2258 case DATA_TYPE_STRING
:
2259 (void) nvpair_value_string(nvp
, &strval
);
2262 (void) fprintf(stderr
, "Invalid data type\n");
2267 (void) printf("\t");
2274 strval
= (char *)us_type2str(val32
);
2278 if (type
== DATA_TYPE_UINT64
) {
2279 (void) sprintf(valstr
, "%llu",
2280 (u_longlong_t
) val64
);
2287 if (type
== DATA_TYPE_UINT64
) {
2288 (void) nvpair_value_uint64(nvp
, &val64
);
2290 (void) sprintf(valstr
, "%llu",
2291 (u_longlong_t
) val64
);
2293 zfs_nicenum(val64
, valstr
,
2298 if (field
== USFIELD_USED
)
2301 quota_found
= B_FALSE
;
2302 width
= quota_width
;
2308 if (field
== USFIELD_QUOTA
&& !quota_found
)
2309 (void) printf("%*s", width
, strval
);
2311 if (type
== DATA_TYPE_STRING
)
2312 (void) printf("%-*s", width
, strval
);
2314 (void) printf("%*s", width
, strval
);
2321 (void) printf("\n");
2325 print_us(boolean_t scripted
, boolean_t parsable
, unsigned fields
,
2326 unsigned type_width
, unsigned name_width
, unsigned used_width
,
2327 unsigned quota_width
, boolean_t rmnode
, uu_avl_t
*avl
)
2329 static char *us_field_hdr
[] = { "TYPE", "NAME", "USED", "QUOTA" };
2333 int width
[4] = { type_width
, name_width
, used_width
, quota_width
};
2336 boolean_t first
= B_TRUE
;
2337 for (i
= 0; i
< 4; i
++) {
2338 unsigned field
= us_field_bits
[i
];
2339 if (!(field
& fields
))
2342 col
= gettext(us_field_hdr
[i
]);
2343 if (field
== USFIELD_TYPE
|| field
== USFIELD_NAME
)
2344 (void) printf(first
?"%-*s":" %-*s", width
[i
],
2347 (void) printf(first
?"%*s":" %*s", width
[i
],
2351 (void) printf("\n");
2354 for (node
= uu_avl_first(avl
); node
!= NULL
;
2355 node
= uu_avl_next(avl
, node
)) {
2356 print_us_node(scripted
, parsable
, fields
, type_width
,
2357 name_width
, used_width
, used_width
, node
);
2359 nvlist_free(node
->usn_nvl
);
2364 zfs_do_userspace(int argc
, char **argv
)
2367 zfs_userquota_prop_t p
;
2368 uu_avl_pool_t
*avl_pool
;
2370 uu_avl_walk_t
*walk
;
2373 boolean_t scripted
= B_FALSE
;
2374 boolean_t prtnum
= B_FALSE
;
2375 boolean_t parseable
= B_FALSE
;
2376 boolean_t sid2posix
= B_FALSE
;
2379 zfs_sort_column_t
*default_sortcol
= NULL
;
2380 zfs_sort_column_t
*sortcol
= NULL
;
2381 unsigned types
= USTYPE_PSX_USR
| USTYPE_SMB_USR
;
2382 unsigned fields
= 0;
2383 unsigned props
= USPROP_USED
| USPROP_QUOTA
;
2386 boolean_t resort_avl
= B_FALSE
;
2392 if (0 == strcmp(cmd
, "groupspace"))
2393 /* toggle default group types */
2394 types
= USTYPE_PSX_GRP
| USTYPE_SMB_GRP
;
2397 while ((c
= getopt(argc
, argv
, "nHpo:s:S:t:i")) != -1) {
2409 if (parsefields(&fields
, us_field_names
, us_field_bits
,
2414 if (zfs_add_sort_column(&sortcol
, optarg
,
2416 (void) fprintf(stderr
,
2417 gettext("invalid property '%s'\n"), optarg
);
2422 if (zfs_add_sort_column(&sortcol
, optarg
,
2424 (void) fprintf(stderr
,
2425 gettext("invalid property '%s'\n"), optarg
);
2430 if (parsefields(&types
, type_names
, type_bits
, 5))
2437 (void) fprintf(stderr
, gettext("missing argument for "
2438 "'%c' option\n"), optopt
);
2442 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
2451 /* ok, now we have sorted by default colums (type,name) avl tree */
2453 zfs_sort_column_t
*sc
;
2454 for (sc
= sortcol
; sc
; sc
= sc
->sc_next
) {
2455 if (sc
->sc_prop
== ZFS_PROP_QUOTA
) {
2456 resort_avl
= B_TRUE
;
2463 fields
= USFIELD_ALL
;
2465 if ((zhp
= zfs_open(g_zfs
, argv
[argc
-1], ZFS_TYPE_DATASET
)) == NULL
)
2468 if ((avl_pool
= uu_avl_pool_create("us_avl_pool", sizeof (us_node_t
),
2469 offsetof(us_node_t
, usn_avlnode
),
2470 us_compare
, UU_DEFAULT
)) == NULL
)
2472 if ((avl_tree
= uu_avl_create(avl_pool
, NULL
, UU_DEFAULT
)) == NULL
)
2475 if (sortcol
&& !resort_avl
)
2476 cb
.cb_sortcol
= sortcol
;
2478 (void) zfs_add_sort_column(&default_sortcol
, "type", B_FALSE
);
2479 (void) zfs_add_sort_column(&default_sortcol
, "name", B_FALSE
);
2480 cb
.cb_sortcol
= default_sortcol
;
2482 cb
.cb_numname
= prtnum
;
2483 cb
.cb_nicenum
= !parseable
;
2484 cb
.cb_avl_pool
= avl_pool
;
2485 cb
.cb_avl
= avl_tree
;
2486 cb
.cb_sid2posix
= sid2posix
;
2487 cb
.cb_max_typelen
= strlen(gettext("TYPE"));
2488 cb
.cb_max_namelen
= strlen(gettext("NAME"));
2489 cb
.cb_max_usedlen
= strlen(gettext("USED"));
2490 cb
.cb_max_quotalen
= strlen(gettext("QUOTA"));
2492 for (p
= 0; p
< ZFS_NUM_USERQUOTA_PROPS
; p
++) {
2493 if (!usprop_check(p
, types
, props
))
2497 error
= zfs_userspace(zhp
, p
, userspace_cb
, &cb
);
2506 uu_list_pool_t
*listpool
;
2508 uu_avl_index_t idx
= 0;
2509 uu_list_index_t idx2
= 0;
2510 listpool
= uu_list_pool_create("tmplist", sizeof (us_node_t
),
2511 offsetof(us_node_t
, usn_listnode
), NULL
,
2513 list
= uu_list_create(listpool
, NULL
, UU_DEFAULT
);
2515 node
= uu_avl_first(avl_tree
);
2516 uu_list_node_init(node
, &node
->usn_listnode
, listpool
);
2517 while (node
!= NULL
) {
2519 node
= uu_avl_next(avl_tree
, node
);
2520 uu_avl_remove(avl_tree
, rmnode
);
2521 if (uu_list_find(list
, rmnode
, NULL
, &idx2
) == NULL
) {
2522 uu_list_insert(list
, rmnode
, idx2
);
2526 for (node
= uu_list_first(list
); node
!= NULL
;
2527 node
= uu_list_next(list
, node
)) {
2528 us_sort_info_t sortinfo
= { sortcol
, cb
.cb_numname
};
2529 if (uu_avl_find(avl_tree
, node
, &sortinfo
, &idx
) ==
2531 uu_avl_insert(avl_tree
, node
, idx
);
2534 uu_list_destroy(list
);
2537 /* print & free node`s nvlist memory */
2538 print_us(scripted
, parseable
, fields
, cb
.cb_max_typelen
,
2539 cb
.cb_max_namelen
, cb
.cb_max_usedlen
,
2540 cb
.cb_max_quotalen
, B_TRUE
, cb
.cb_avl
);
2543 zfs_free_sort_columns(sortcol
);
2544 zfs_free_sort_columns(default_sortcol
);
2547 * Finally, clean up the AVL tree.
2549 if ((walk
= uu_avl_walk_start(cb
.cb_avl
, UU_WALK_ROBUST
)) == NULL
)
2552 while ((node
= uu_avl_walk_next(walk
)) != NULL
) {
2553 uu_avl_remove(cb
.cb_avl
, node
);
2557 uu_avl_walk_end(walk
);
2558 uu_avl_destroy(avl_tree
);
2559 uu_avl_pool_destroy(avl_pool
);
2565 * list [-r][-d max] [-H] [-o property[,property]...] [-t type[,type]...]
2566 * [-s property [-s property]...] [-S property [-S property]...]
2569 * -r Recurse over all children
2570 * -d Limit recursion by depth.
2571 * -H Scripted mode; elide headers and separate columns by tabs
2572 * -o Control which fields to display.
2573 * -t Control which object types to display.
2574 * -s Specify sort columns, descending order.
2575 * -S Specify sort columns, ascending order.
2577 * When given no arguments, lists all filesystems in the system.
2578 * Otherwise, list the specified datasets, optionally recursing down them if
2579 * '-r' is specified.
2581 typedef struct list_cbdata
{
2583 boolean_t cb_scripted
;
2584 zprop_list_t
*cb_proplist
;
2588 * Given a list of columns to display, output appropriate headers for each one.
2591 print_header(zprop_list_t
*pl
)
2593 char headerbuf
[ZFS_MAXPROPLEN
];
2596 boolean_t first
= B_TRUE
;
2597 boolean_t right_justify
;
2599 for (; pl
!= NULL
; pl
= pl
->pl_next
) {
2606 right_justify
= B_FALSE
;
2607 if (pl
->pl_prop
!= ZPROP_INVAL
) {
2608 header
= zfs_prop_column_name(pl
->pl_prop
);
2609 right_justify
= zfs_prop_align_right(pl
->pl_prop
);
2611 for (i
= 0; pl
->pl_user_prop
[i
] != '\0'; i
++)
2612 headerbuf
[i
] = toupper(pl
->pl_user_prop
[i
]);
2613 headerbuf
[i
] = '\0';
2617 if (pl
->pl_next
== NULL
&& !right_justify
)
2618 (void) printf("%s", header
);
2619 else if (right_justify
)
2620 (void) printf("%*s", (int)pl
->pl_width
, header
);
2622 (void) printf("%-*s", (int)pl
->pl_width
, header
);
2625 (void) printf("\n");
2629 * Given a dataset and a list of fields, print out all the properties according
2630 * to the described layout.
2633 print_dataset(zfs_handle_t
*zhp
, zprop_list_t
*pl
, boolean_t scripted
)
2635 boolean_t first
= B_TRUE
;
2636 char property
[ZFS_MAXPROPLEN
];
2637 nvlist_t
*userprops
= zfs_get_user_props(zhp
);
2640 boolean_t right_justify
;
2643 for (; pl
!= NULL
; pl
= pl
->pl_next
) {
2646 (void) printf("\t");
2653 if (pl
->pl_prop
!= ZPROP_INVAL
) {
2654 if (zfs_prop_get(zhp
, pl
->pl_prop
, property
,
2655 sizeof (property
), NULL
, NULL
, 0, B_FALSE
) != 0)
2660 right_justify
= zfs_prop_align_right(pl
->pl_prop
);
2661 } else if (zfs_prop_userquota(pl
->pl_user_prop
)) {
2662 if (zfs_prop_get_userquota(zhp
, pl
->pl_user_prop
,
2663 property
, sizeof (property
), B_FALSE
) != 0)
2667 right_justify
= B_TRUE
;
2669 if (nvlist_lookup_nvlist(userprops
,
2670 pl
->pl_user_prop
, &propval
) != 0)
2673 verify(nvlist_lookup_string(propval
,
2674 ZPROP_VALUE
, &propstr
) == 0);
2675 right_justify
= B_FALSE
;
2678 width
= pl
->pl_width
;
2681 * If this is being called in scripted mode, or if this is the
2682 * last column and it is left-justified, don't include a width
2685 if (scripted
|| (pl
->pl_next
== NULL
&& !right_justify
))
2686 (void) printf("%s", propstr
);
2687 else if (right_justify
)
2688 (void) printf("%*s", width
, propstr
);
2690 (void) printf("%-*s", width
, propstr
);
2693 (void) printf("\n");
2697 * Generic callback function to list a dataset or snapshot.
2700 list_callback(zfs_handle_t
*zhp
, void *data
)
2702 list_cbdata_t
*cbp
= data
;
2704 if (cbp
->cb_first
) {
2705 if (!cbp
->cb_scripted
)
2706 print_header(cbp
->cb_proplist
);
2707 cbp
->cb_first
= B_FALSE
;
2710 print_dataset(zhp
, cbp
->cb_proplist
, cbp
->cb_scripted
);
2716 zfs_do_list(int argc
, char **argv
)
2719 boolean_t scripted
= B_FALSE
;
2720 static char default_fields
[] =
2721 "name,used,available,referenced,mountpoint";
2722 int types
= ZFS_TYPE_DATASET
;
2723 boolean_t types_specified
= B_FALSE
;
2724 char *fields
= NULL
;
2725 list_cbdata_t cb
= { 0 };
2729 zfs_sort_column_t
*sortcol
= NULL
;
2730 int flags
= ZFS_ITER_PROP_LISTSNAPS
| ZFS_ITER_ARGS_CAN_BE_PATHS
;
2733 while ((c
= getopt(argc
, argv
, ":d:o:rt:Hs:S:")) != -1) {
2739 limit
= parse_depth(optarg
, &flags
);
2742 flags
|= ZFS_ITER_RECURSE
;
2748 if (zfs_add_sort_column(&sortcol
, optarg
,
2750 (void) fprintf(stderr
,
2751 gettext("invalid property '%s'\n"), optarg
);
2756 if (zfs_add_sort_column(&sortcol
, optarg
,
2758 (void) fprintf(stderr
,
2759 gettext("invalid property '%s'\n"), optarg
);
2765 types_specified
= B_TRUE
;
2766 flags
&= ~ZFS_ITER_PROP_LISTSNAPS
;
2767 while (*optarg
!= '\0') {
2768 static char *type_subopts
[] = { "filesystem",
2769 "volume", "snapshot", "all", NULL
};
2771 switch (getsubopt(&optarg
, type_subopts
,
2774 types
|= ZFS_TYPE_FILESYSTEM
;
2777 types
|= ZFS_TYPE_VOLUME
;
2780 types
|= ZFS_TYPE_SNAPSHOT
;
2783 types
= ZFS_TYPE_DATASET
;
2787 (void) fprintf(stderr
,
2788 gettext("invalid type '%s'\n"),
2795 (void) fprintf(stderr
, gettext("missing argument for "
2796 "'%c' option\n"), optopt
);
2800 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
2810 fields
= default_fields
;
2813 * If "-o space" and no types were specified, don't display snapshots.
2815 if (strcmp(fields
, "space") == 0 && types_specified
== B_FALSE
)
2816 types
&= ~ZFS_TYPE_SNAPSHOT
;
2819 * If the user specifies '-o all', the zprop_get_list() doesn't
2820 * normally include the name of the dataset. For 'zfs list', we always
2821 * want this property to be first.
2823 if (zprop_get_list(g_zfs
, fields
, &cb
.cb_proplist
, ZFS_TYPE_DATASET
)
2827 cb
.cb_scripted
= scripted
;
2828 cb
.cb_first
= B_TRUE
;
2830 ret
= zfs_for_each(argc
, argv
, flags
, types
, sortcol
, &cb
.cb_proplist
,
2831 limit
, list_callback
, &cb
);
2833 zprop_free_list(cb
.cb_proplist
);
2834 zfs_free_sort_columns(sortcol
);
2836 if (ret
== 0 && cb
.cb_first
&& !cb
.cb_scripted
)
2837 (void) printf(gettext("no datasets available\n"));
2843 * zfs rename <fs | snap | vol> <fs | snap | vol>
2844 * zfs rename -p <fs | vol> <fs | vol>
2845 * zfs rename -r <snap> <snap>
2847 * Renames the given dataset to another of the same type.
2849 * The '-p' flag creates all the non-existing ancestors of the target first.
2853 zfs_do_rename(int argc
, char **argv
)
2858 boolean_t recurse
= B_FALSE
;
2859 boolean_t parents
= B_FALSE
;
2862 while ((c
= getopt(argc
, argv
, "pr")) != -1) {
2872 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
2881 /* check number of arguments */
2883 (void) fprintf(stderr
, gettext("missing source dataset "
2888 (void) fprintf(stderr
, gettext("missing target dataset "
2893 (void) fprintf(stderr
, gettext("too many arguments\n"));
2897 if (recurse
&& parents
) {
2898 (void) fprintf(stderr
, gettext("-p and -r options are mutually "
2903 if (recurse
&& strchr(argv
[0], '@') == 0) {
2904 (void) fprintf(stderr
, gettext("source dataset for recursive "
2905 "rename must be a snapshot\n"));
2909 if ((zhp
= zfs_open(g_zfs
, argv
[0], parents
? ZFS_TYPE_FILESYSTEM
|
2910 ZFS_TYPE_VOLUME
: ZFS_TYPE_DATASET
)) == NULL
)
2913 /* If we were asked and the name looks good, try to create ancestors. */
2914 if (parents
&& zfs_name_valid(argv
[1], zfs_get_type(zhp
)) &&
2915 zfs_create_ancestors(g_zfs
, argv
[1]) != 0) {
2920 ret
= (zfs_rename(zhp
, argv
[1], recurse
) != 0);
2929 * Promotes the given clone fs to be the parent
2933 zfs_do_promote(int argc
, char **argv
)
2939 if (argc
> 1 && argv
[1][0] == '-') {
2940 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
2945 /* check number of arguments */
2947 (void) fprintf(stderr
, gettext("missing clone filesystem"
2952 (void) fprintf(stderr
, gettext("too many arguments\n"));
2956 zhp
= zfs_open(g_zfs
, argv
[1], ZFS_TYPE_FILESYSTEM
| ZFS_TYPE_VOLUME
);
2960 ret
= (zfs_promote(zhp
) != 0);
2968 * zfs rollback [-rRf] <snapshot>
2970 * -r Delete any intervening snapshots before doing rollback
2971 * -R Delete any snapshots and their clones
2972 * -f ignored for backwards compatability
2974 * Given a filesystem, rollback to a specific snapshot, discarding any changes
2975 * since then and making it the active dataset. If more recent snapshots exist,
2976 * the command will complain unless the '-r' flag is given.
2978 typedef struct rollback_cbdata
{
2984 boolean_t cb_recurse
;
2985 boolean_t cb_dependent
;
2986 } rollback_cbdata_t
;
2989 * Report any snapshots more recent than the one specified. Used when '-r' is
2990 * not specified. We reuse this same callback for the snapshot dependents - if
2991 * 'cb_dependent' is set, then this is a dependent and we should report it
2992 * without checking the transaction group.
2995 rollback_check(zfs_handle_t
*zhp
, void *data
)
2997 rollback_cbdata_t
*cbp
= data
;
2999 if (cbp
->cb_doclones
) {
3004 if (!cbp
->cb_dependent
) {
3005 if (strcmp(zfs_get_name(zhp
), cbp
->cb_target
) != 0 &&
3006 zfs_get_type(zhp
) == ZFS_TYPE_SNAPSHOT
&&
3007 zfs_prop_get_int(zhp
, ZFS_PROP_CREATETXG
) >
3010 if (cbp
->cb_first
&& !cbp
->cb_recurse
) {
3011 (void) fprintf(stderr
, gettext("cannot "
3012 "rollback to '%s': more recent snapshots "
3015 (void) fprintf(stderr
, gettext("use '-r' to "
3016 "force deletion of the following "
3022 if (cbp
->cb_recurse
) {
3023 cbp
->cb_dependent
= B_TRUE
;
3024 if (zfs_iter_dependents(zhp
, B_TRUE
,
3025 rollback_check
, cbp
) != 0) {
3029 cbp
->cb_dependent
= B_FALSE
;
3031 (void) fprintf(stderr
, "%s\n",
3036 if (cbp
->cb_first
&& cbp
->cb_recurse
) {
3037 (void) fprintf(stderr
, gettext("cannot rollback to "
3038 "'%s': clones of previous snapshots exist\n"),
3040 (void) fprintf(stderr
, gettext("use '-R' to "
3041 "force deletion of the following clones and "
3047 (void) fprintf(stderr
, "%s\n", zfs_get_name(zhp
));
3055 zfs_do_rollback(int argc
, char **argv
)
3059 boolean_t force
= B_FALSE
;
3060 rollback_cbdata_t cb
= { 0 };
3061 zfs_handle_t
*zhp
, *snap
;
3062 char parentname
[ZFS_MAXNAMELEN
];
3066 while ((c
= getopt(argc
, argv
, "rRf")) != -1) {
3079 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
3088 /* check number of arguments */
3090 (void) fprintf(stderr
, gettext("missing dataset argument\n"));
3094 (void) fprintf(stderr
, gettext("too many arguments\n"));
3098 /* open the snapshot */
3099 if ((snap
= zfs_open(g_zfs
, argv
[0], ZFS_TYPE_SNAPSHOT
)) == NULL
)
3102 /* open the parent dataset */
3103 (void) strlcpy(parentname
, argv
[0], sizeof (parentname
));
3104 verify((delim
= strrchr(parentname
, '@')) != NULL
);
3106 if ((zhp
= zfs_open(g_zfs
, parentname
, ZFS_TYPE_DATASET
)) == NULL
) {
3112 * Check for more recent snapshots and/or clones based on the presence
3115 cb
.cb_target
= argv
[0];
3116 cb
.cb_create
= zfs_prop_get_int(snap
, ZFS_PROP_CREATETXG
);
3117 cb
.cb_first
= B_TRUE
;
3119 if ((ret
= zfs_iter_children(zhp
, rollback_check
, &cb
)) != 0)
3122 if ((ret
= cb
.cb_error
) != 0)
3126 * Rollback parent to the given snapshot.
3128 ret
= zfs_rollback(zhp
, snap
, force
);
3141 * zfs set property=value { fs | snap | vol } ...
3143 * Sets the given property for all datasets specified on the command line.
3145 typedef struct set_cbdata
{
3151 set_callback(zfs_handle_t
*zhp
, void *data
)
3153 set_cbdata_t
*cbp
= data
;
3155 if (zfs_prop_set(zhp
, cbp
->cb_propname
, cbp
->cb_value
) != 0) {
3156 switch (libzfs_errno(g_zfs
)) {
3157 case EZFS_MOUNTFAILED
:
3158 (void) fprintf(stderr
, gettext("property may be set "
3159 "but unable to remount filesystem\n"));
3161 case EZFS_SHARENFSFAILED
:
3162 (void) fprintf(stderr
, gettext("property may be set "
3163 "but unable to reshare filesystem\n"));
3172 zfs_do_set(int argc
, char **argv
)
3177 /* check for options */
3178 if (argc
> 1 && argv
[1][0] == '-') {
3179 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
3184 /* check number of arguments */
3186 (void) fprintf(stderr
, gettext("missing property=value "
3191 (void) fprintf(stderr
, gettext("missing dataset name\n"));
3195 /* validate property=value argument */
3196 cb
.cb_propname
= argv
[1];
3197 if (((cb
.cb_value
= strchr(cb
.cb_propname
, '=')) == NULL
) ||
3198 (cb
.cb_value
[1] == '\0')) {
3199 (void) fprintf(stderr
, gettext("missing value in "
3200 "property=value argument\n"));
3204 *cb
.cb_value
= '\0';
3207 if (*cb
.cb_propname
== '\0') {
3208 (void) fprintf(stderr
,
3209 gettext("missing property in property=value argument\n"));
3213 ret
= zfs_for_each(argc
- 2, argv
+ 2, 0,
3214 ZFS_TYPE_DATASET
, NULL
, NULL
, 0, set_callback
, &cb
);
3220 * zfs snapshot [-r] [-o prop=value] ... <fs@snap>
3222 * Creates a snapshot with the given name. While functionally equivalent to
3223 * 'zfs create', it is a separate command to differentiate intent.
3226 zfs_do_snapshot(int argc
, char **argv
)
3228 boolean_t recursive
= B_FALSE
;
3233 if (nvlist_alloc(&props
, NV_UNIQUE_NAME
, 0) != 0)
3237 while ((c
= getopt(argc
, argv
, "ro:")) != -1) {
3240 if (parseprop(props
))
3247 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
3256 /* check number of arguments */
3258 (void) fprintf(stderr
, gettext("missing snapshot argument\n"));
3262 (void) fprintf(stderr
, gettext("too many arguments\n"));
3266 ret
= zfs_snapshot(g_zfs
, argv
[0], recursive
, props
);
3268 if (ret
&& recursive
)
3269 (void) fprintf(stderr
, gettext("no snapshots were created\n"));
3279 * zfs send [-vDp] -R [-i|-I <@snap>] <fs@snap>
3280 * zfs send [-vDp] [-i|-I <@snap>] <fs@snap>
3282 * Send a backup stream to stdout.
3285 zfs_do_send(int argc
, char **argv
)
3287 char *fromname
= NULL
;
3288 char *toname
= NULL
;
3291 sendflags_t flags
= { 0 };
3294 boolean_t extraverbose
= B_FALSE
;
3297 while ((c
= getopt(argc
, argv
, ":i:I:RDpv")) != -1) {
3308 flags
.doall
= B_TRUE
;
3311 flags
.replicate
= B_TRUE
;
3314 flags
.props
= B_TRUE
;
3318 extraverbose
= B_TRUE
;
3319 flags
.verbose
= B_TRUE
;
3322 flags
.dedup
= B_TRUE
;
3325 (void) fprintf(stderr
, gettext("missing argument for "
3326 "'%c' option\n"), optopt
);
3330 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
3339 /* check number of arguments */
3341 (void) fprintf(stderr
, gettext("missing snapshot argument\n"));
3345 (void) fprintf(stderr
, gettext("too many arguments\n"));
3349 if (isatty(STDOUT_FILENO
)) {
3350 (void) fprintf(stderr
,
3351 gettext("Error: Stream can not be written to a terminal.\n"
3352 "You must redirect standard output.\n"));
3356 cp
= strchr(argv
[0], '@');
3358 (void) fprintf(stderr
,
3359 gettext("argument must be a snapshot\n"));
3364 zhp
= zfs_open(g_zfs
, argv
[0], ZFS_TYPE_FILESYSTEM
| ZFS_TYPE_VOLUME
);
3369 * If they specified the full path to the snapshot, chop off
3370 * everything except the short name of the snapshot, but special
3371 * case if they specify the origin.
3373 if (fromname
&& (cp
= strchr(fromname
, '@')) != NULL
) {
3374 char origin
[ZFS_MAXNAMELEN
];
3377 (void) zfs_prop_get(zhp
, ZFS_PROP_ORIGIN
,
3378 origin
, sizeof (origin
), &src
, NULL
, 0, B_FALSE
);
3380 if (strcmp(origin
, fromname
) == 0) {
3382 flags
.fromorigin
= B_TRUE
;
3385 if (cp
!= fromname
&& strcmp(argv
[0], fromname
)) {
3386 (void) fprintf(stderr
,
3387 gettext("incremental source must be "
3388 "in same filesystem\n"));
3392 if (strchr(fromname
, '@') || strchr(fromname
, '/')) {
3393 (void) fprintf(stderr
,
3394 gettext("invalid incremental source\n"));
3400 if (flags
.replicate
&& fromname
== NULL
)
3401 flags
.doall
= B_TRUE
;
3403 err
= zfs_send(zhp
, fromname
, toname
, flags
, STDOUT_FILENO
, NULL
, 0,
3404 extraverbose
? &dbgnv
: NULL
);
3408 * dump_nvlist prints to stdout, but that's been
3409 * redirected to a file. Make it print to stderr
3412 (void) dup2(STDERR_FILENO
, STDOUT_FILENO
);
3413 dump_nvlist(dbgnv
, 0);
3422 * zfs receive [-vnFu] [-d | -e] <fs@snap>
3424 * Restore a backup stream from stdin.
3427 zfs_do_receive(int argc
, char **argv
)
3430 recvflags_t flags
= { 0 };
3433 while ((c
= getopt(argc
, argv
, ":denuvF")) != -1) {
3436 flags
.isprefix
= B_TRUE
;
3439 flags
.isprefix
= B_TRUE
;
3440 flags
.istail
= B_TRUE
;
3443 flags
.dryrun
= B_TRUE
;
3446 flags
.nomount
= B_TRUE
;
3449 flags
.verbose
= B_TRUE
;
3452 flags
.force
= B_TRUE
;
3455 (void) fprintf(stderr
, gettext("missing argument for "
3456 "'%c' option\n"), optopt
);
3460 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
3469 /* check number of arguments */
3471 (void) fprintf(stderr
, gettext("missing snapshot argument\n"));
3475 (void) fprintf(stderr
, gettext("too many arguments\n"));
3479 if (isatty(STDIN_FILENO
)) {
3480 (void) fprintf(stderr
,
3481 gettext("Error: Backup stream can not be read "
3482 "from a terminal.\n"
3483 "You must redirect standard input.\n"));
3487 err
= zfs_receive(g_zfs
, argv
[0], flags
, STDIN_FILENO
, NULL
);
3493 * allow/unallow stuff
3495 /* copied from zfs/sys/dsl_deleg.h */
3496 #define ZFS_DELEG_PERM_CREATE "create"
3497 #define ZFS_DELEG_PERM_DESTROY "destroy"
3498 #define ZFS_DELEG_PERM_SNAPSHOT "snapshot"
3499 #define ZFS_DELEG_PERM_ROLLBACK "rollback"
3500 #define ZFS_DELEG_PERM_CLONE "clone"
3501 #define ZFS_DELEG_PERM_PROMOTE "promote"
3502 #define ZFS_DELEG_PERM_RENAME "rename"
3503 #define ZFS_DELEG_PERM_MOUNT "mount"
3504 #define ZFS_DELEG_PERM_SHARE "share"
3505 #define ZFS_DELEG_PERM_SEND "send"
3506 #define ZFS_DELEG_PERM_RECEIVE "receive"
3507 #define ZFS_DELEG_PERM_ALLOW "allow"
3508 #define ZFS_DELEG_PERM_USERPROP "userprop"
3509 #define ZFS_DELEG_PERM_VSCAN "vscan" /* ??? */
3510 #define ZFS_DELEG_PERM_USERQUOTA "userquota"
3511 #define ZFS_DELEG_PERM_GROUPQUOTA "groupquota"
3512 #define ZFS_DELEG_PERM_USERUSED "userused"
3513 #define ZFS_DELEG_PERM_GROUPUSED "groupused"
3514 #define ZFS_DELEG_PERM_HOLD "hold"
3515 #define ZFS_DELEG_PERM_RELEASE "release"
3516 #define ZFS_DELEG_PERM_DIFF "diff"
3518 #define ZFS_NUM_DELEG_NOTES ZFS_DELEG_NOTE_NONE
3520 static zfs_deleg_perm_tab_t zfs_deleg_perm_tbl
[] = {
3521 { ZFS_DELEG_PERM_ALLOW
, ZFS_DELEG_NOTE_ALLOW
},
3522 { ZFS_DELEG_PERM_CLONE
, ZFS_DELEG_NOTE_CLONE
},
3523 { ZFS_DELEG_PERM_CREATE
, ZFS_DELEG_NOTE_CREATE
},
3524 { ZFS_DELEG_PERM_DESTROY
, ZFS_DELEG_NOTE_DESTROY
},
3525 { ZFS_DELEG_PERM_DIFF
, ZFS_DELEG_NOTE_DIFF
},
3526 { ZFS_DELEG_PERM_HOLD
, ZFS_DELEG_NOTE_HOLD
},
3527 { ZFS_DELEG_PERM_MOUNT
, ZFS_DELEG_NOTE_MOUNT
},
3528 { ZFS_DELEG_PERM_PROMOTE
, ZFS_DELEG_NOTE_PROMOTE
},
3529 { ZFS_DELEG_PERM_RECEIVE
, ZFS_DELEG_NOTE_RECEIVE
},
3530 { ZFS_DELEG_PERM_RELEASE
, ZFS_DELEG_NOTE_RELEASE
},
3531 { ZFS_DELEG_PERM_RENAME
, ZFS_DELEG_NOTE_RENAME
},
3532 { ZFS_DELEG_PERM_ROLLBACK
, ZFS_DELEG_NOTE_ROLLBACK
},
3533 { ZFS_DELEG_PERM_SEND
, ZFS_DELEG_NOTE_SEND
},
3534 { ZFS_DELEG_PERM_SHARE
, ZFS_DELEG_NOTE_SHARE
},
3535 { ZFS_DELEG_PERM_SNAPSHOT
, ZFS_DELEG_NOTE_SNAPSHOT
},
3537 { ZFS_DELEG_PERM_GROUPQUOTA
, ZFS_DELEG_NOTE_GROUPQUOTA
},
3538 { ZFS_DELEG_PERM_GROUPUSED
, ZFS_DELEG_NOTE_GROUPUSED
},
3539 { ZFS_DELEG_PERM_USERPROP
, ZFS_DELEG_NOTE_USERPROP
},
3540 { ZFS_DELEG_PERM_USERQUOTA
, ZFS_DELEG_NOTE_USERQUOTA
},
3541 { ZFS_DELEG_PERM_USERUSED
, ZFS_DELEG_NOTE_USERUSED
},
3542 { NULL
, ZFS_DELEG_NOTE_NONE
}
3545 /* permission structure */
3546 typedef struct deleg_perm
{
3547 zfs_deleg_who_type_t dp_who_type
;
3548 const char *dp_name
;
3550 boolean_t dp_descend
;
3554 typedef struct deleg_perm_node
{
3555 deleg_perm_t dpn_perm
;
3557 uu_avl_node_t dpn_avl_node
;
3558 } deleg_perm_node_t
;
3560 typedef struct fs_perm fs_perm_t
;
3562 /* permissions set */
3563 typedef struct who_perm
{
3564 zfs_deleg_who_type_t who_type
;
3565 const char *who_name
; /* id */
3566 char who_ug_name
[256]; /* user/group name */
3567 fs_perm_t
*who_fsperm
; /* uplink */
3569 uu_avl_t
*who_deleg_perm_avl
; /* permissions */
3573 typedef struct who_perm_node
{
3574 who_perm_t who_perm
;
3575 uu_avl_node_t who_avl_node
;
3578 typedef struct fs_perm_set fs_perm_set_t
;
3579 /* fs permissions */
3581 const char *fsp_name
;
3583 uu_avl_t
*fsp_sc_avl
; /* sets,create */
3584 uu_avl_t
*fsp_uge_avl
; /* user,group,everyone */
3586 fs_perm_set_t
*fsp_set
; /* uplink */
3590 typedef struct fs_perm_node
{
3591 fs_perm_t fspn_fsperm
;
3594 uu_list_node_t fspn_list_node
;
3597 /* top level structure */
3598 struct fs_perm_set
{
3599 uu_list_pool_t
*fsps_list_pool
;
3600 uu_list_t
*fsps_list
; /* list of fs_perms */
3602 uu_avl_pool_t
*fsps_named_set_avl_pool
;
3603 uu_avl_pool_t
*fsps_who_perm_avl_pool
;
3604 uu_avl_pool_t
*fsps_deleg_perm_avl_pool
;
3607 static inline const char *
3608 deleg_perm_type(zfs_deleg_note_t note
)
3614 case ZFS_DELEG_NOTE_GROUPQUOTA
:
3615 case ZFS_DELEG_NOTE_GROUPUSED
:
3616 case ZFS_DELEG_NOTE_USERPROP
:
3617 case ZFS_DELEG_NOTE_USERQUOTA
:
3618 case ZFS_DELEG_NOTE_USERUSED
:
3620 return (gettext("other"));
3622 return (gettext("subcommand"));
3627 who_type2weight(zfs_deleg_who_type_t who_type
)
3631 case ZFS_DELEG_NAMED_SET_SETS
:
3632 case ZFS_DELEG_NAMED_SET
:
3635 case ZFS_DELEG_CREATE_SETS
:
3636 case ZFS_DELEG_CREATE
:
3639 case ZFS_DELEG_USER_SETS
:
3640 case ZFS_DELEG_USER
:
3643 case ZFS_DELEG_GROUP_SETS
:
3644 case ZFS_DELEG_GROUP
:
3647 case ZFS_DELEG_EVERYONE_SETS
:
3648 case ZFS_DELEG_EVERYONE
:
3660 who_perm_compare(const void *larg
, const void *rarg
, void *unused
)
3662 const who_perm_node_t
*l
= larg
;
3663 const who_perm_node_t
*r
= rarg
;
3664 zfs_deleg_who_type_t ltype
= l
->who_perm
.who_type
;
3665 zfs_deleg_who_type_t rtype
= r
->who_perm
.who_type
;
3666 int lweight
= who_type2weight(ltype
);
3667 int rweight
= who_type2weight(rtype
);
3668 int res
= lweight
- rweight
;
3670 res
= strncmp(l
->who_perm
.who_name
, r
->who_perm
.who_name
,
3671 ZFS_MAX_DELEG_NAME
-1);
3683 deleg_perm_compare(const void *larg
, const void *rarg
, void *unused
)
3685 const deleg_perm_node_t
*l
= larg
;
3686 const deleg_perm_node_t
*r
= rarg
;
3687 int res
= strncmp(l
->dpn_perm
.dp_name
, r
->dpn_perm
.dp_name
,
3688 ZFS_MAX_DELEG_NAME
-1);
3700 fs_perm_set_init(fs_perm_set_t
*fspset
)
3702 bzero(fspset
, sizeof (fs_perm_set_t
));
3704 if ((fspset
->fsps_list_pool
= uu_list_pool_create("fsps_list_pool",
3705 sizeof (fs_perm_node_t
), offsetof(fs_perm_node_t
, fspn_list_node
),
3706 NULL
, UU_DEFAULT
)) == NULL
)
3708 if ((fspset
->fsps_list
= uu_list_create(fspset
->fsps_list_pool
, NULL
,
3709 UU_DEFAULT
)) == NULL
)
3712 if ((fspset
->fsps_named_set_avl_pool
= uu_avl_pool_create(
3713 "named_set_avl_pool", sizeof (who_perm_node_t
), offsetof(
3714 who_perm_node_t
, who_avl_node
), who_perm_compare
,
3715 UU_DEFAULT
)) == NULL
)
3718 if ((fspset
->fsps_who_perm_avl_pool
= uu_avl_pool_create(
3719 "who_perm_avl_pool", sizeof (who_perm_node_t
), offsetof(
3720 who_perm_node_t
, who_avl_node
), who_perm_compare
,
3721 UU_DEFAULT
)) == NULL
)
3724 if ((fspset
->fsps_deleg_perm_avl_pool
= uu_avl_pool_create(
3725 "deleg_perm_avl_pool", sizeof (deleg_perm_node_t
), offsetof(
3726 deleg_perm_node_t
, dpn_avl_node
), deleg_perm_compare
, UU_DEFAULT
))
3731 static inline void fs_perm_fini(fs_perm_t
*);
3732 static inline void who_perm_fini(who_perm_t
*);
3735 fs_perm_set_fini(fs_perm_set_t
*fspset
)
3737 fs_perm_node_t
*node
= uu_list_first(fspset
->fsps_list
);
3739 while (node
!= NULL
) {
3740 fs_perm_node_t
*next_node
=
3741 uu_list_next(fspset
->fsps_list
, node
);
3742 fs_perm_t
*fsperm
= &node
->fspn_fsperm
;
3743 fs_perm_fini(fsperm
);
3744 uu_list_remove(fspset
->fsps_list
, node
);
3749 uu_avl_pool_destroy(fspset
->fsps_named_set_avl_pool
);
3750 uu_avl_pool_destroy(fspset
->fsps_who_perm_avl_pool
);
3751 uu_avl_pool_destroy(fspset
->fsps_deleg_perm_avl_pool
);
3755 deleg_perm_init(deleg_perm_t
*deleg_perm
, zfs_deleg_who_type_t type
,
3758 deleg_perm
->dp_who_type
= type
;
3759 deleg_perm
->dp_name
= name
;
3763 who_perm_init(who_perm_t
*who_perm
, fs_perm_t
*fsperm
,
3764 zfs_deleg_who_type_t type
, const char *name
)
3766 uu_avl_pool_t
*pool
;
3767 pool
= fsperm
->fsp_set
->fsps_deleg_perm_avl_pool
;
3769 bzero(who_perm
, sizeof (who_perm_t
));
3771 if ((who_perm
->who_deleg_perm_avl
= uu_avl_create(pool
, NULL
,
3772 UU_DEFAULT
)) == NULL
)
3775 who_perm
->who_type
= type
;
3776 who_perm
->who_name
= name
;
3777 who_perm
->who_fsperm
= fsperm
;
3781 who_perm_fini(who_perm_t
*who_perm
)
3783 deleg_perm_node_t
*node
= uu_avl_first(who_perm
->who_deleg_perm_avl
);
3785 while (node
!= NULL
) {
3786 deleg_perm_node_t
*next_node
=
3787 uu_avl_next(who_perm
->who_deleg_perm_avl
, node
);
3789 uu_avl_remove(who_perm
->who_deleg_perm_avl
, node
);
3794 uu_avl_destroy(who_perm
->who_deleg_perm_avl
);
3798 fs_perm_init(fs_perm_t
*fsperm
, fs_perm_set_t
*fspset
, const char *fsname
)
3800 uu_avl_pool_t
*nset_pool
= fspset
->fsps_named_set_avl_pool
;
3801 uu_avl_pool_t
*who_pool
= fspset
->fsps_who_perm_avl_pool
;
3803 bzero(fsperm
, sizeof (fs_perm_t
));
3805 if ((fsperm
->fsp_sc_avl
= uu_avl_create(nset_pool
, NULL
, UU_DEFAULT
))
3809 if ((fsperm
->fsp_uge_avl
= uu_avl_create(who_pool
, NULL
, UU_DEFAULT
))
3813 fsperm
->fsp_set
= fspset
;
3814 fsperm
->fsp_name
= fsname
;
3818 fs_perm_fini(fs_perm_t
*fsperm
)
3820 who_perm_node_t
*node
= uu_avl_first(fsperm
->fsp_sc_avl
);
3821 while (node
!= NULL
) {
3822 who_perm_node_t
*next_node
= uu_avl_next(fsperm
->fsp_sc_avl
,
3824 who_perm_t
*who_perm
= &node
->who_perm
;
3825 who_perm_fini(who_perm
);
3826 uu_avl_remove(fsperm
->fsp_sc_avl
, node
);
3831 node
= uu_avl_first(fsperm
->fsp_uge_avl
);
3832 while (node
!= NULL
) {
3833 who_perm_node_t
*next_node
= uu_avl_next(fsperm
->fsp_uge_avl
,
3835 who_perm_t
*who_perm
= &node
->who_perm
;
3836 who_perm_fini(who_perm
);
3837 uu_avl_remove(fsperm
->fsp_uge_avl
, node
);
3842 uu_avl_destroy(fsperm
->fsp_sc_avl
);
3843 uu_avl_destroy(fsperm
->fsp_uge_avl
);
3847 set_deleg_perm_node(uu_avl_t
*avl
, deleg_perm_node_t
*node
,
3848 zfs_deleg_who_type_t who_type
, const char *name
, char locality
)
3850 uu_avl_index_t idx
= 0;
3852 deleg_perm_node_t
*found_node
= NULL
;
3853 deleg_perm_t
*deleg_perm
= &node
->dpn_perm
;
3855 deleg_perm_init(deleg_perm
, who_type
, name
);
3857 if ((found_node
= uu_avl_find(avl
, node
, NULL
, &idx
))
3859 uu_avl_insert(avl
, node
, idx
);
3862 deleg_perm
= &node
->dpn_perm
;
3867 case ZFS_DELEG_LOCAL
:
3868 deleg_perm
->dp_local
= B_TRUE
;
3870 case ZFS_DELEG_DESCENDENT
:
3871 deleg_perm
->dp_descend
= B_TRUE
;
3876 assert(B_FALSE
); /* invalid locality */
3881 parse_who_perm(who_perm_t
*who_perm
, nvlist_t
*nvl
, char locality
)
3883 nvpair_t
*nvp
= NULL
;
3884 fs_perm_set_t
*fspset
= who_perm
->who_fsperm
->fsp_set
;
3885 uu_avl_t
*avl
= who_perm
->who_deleg_perm_avl
;
3886 zfs_deleg_who_type_t who_type
= who_perm
->who_type
;
3888 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
3889 const char *name
= nvpair_name(nvp
);
3890 data_type_t type
= nvpair_type(nvp
);
3891 uu_avl_pool_t
*avl_pool
= fspset
->fsps_deleg_perm_avl_pool
;
3892 deleg_perm_node_t
*node
=
3893 safe_malloc(sizeof (deleg_perm_node_t
));
3895 VERIFY(type
== DATA_TYPE_BOOLEAN
);
3897 uu_avl_node_init(node
, &node
->dpn_avl_node
, avl_pool
);
3898 set_deleg_perm_node(avl
, node
, who_type
, name
, locality
);
3905 parse_fs_perm(fs_perm_t
*fsperm
, nvlist_t
*nvl
)
3907 nvpair_t
*nvp
= NULL
;
3908 fs_perm_set_t
*fspset
= fsperm
->fsp_set
;
3910 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
3911 nvlist_t
*nvl2
= NULL
;
3912 const char *name
= nvpair_name(nvp
);
3913 uu_avl_t
*avl
= NULL
;
3914 uu_avl_pool_t
*avl_pool
= NULL
;
3915 zfs_deleg_who_type_t perm_type
= name
[0];
3916 char perm_locality
= name
[1];
3917 const char *perm_name
= name
+ 3;
3918 boolean_t is_set
= B_TRUE
;
3919 who_perm_t
*who_perm
= NULL
;
3921 assert('$' == name
[2]);
3923 if (nvpair_value_nvlist(nvp
, &nvl2
) != 0)
3926 switch (perm_type
) {
3927 case ZFS_DELEG_CREATE
:
3928 case ZFS_DELEG_CREATE_SETS
:
3929 case ZFS_DELEG_NAMED_SET
:
3930 case ZFS_DELEG_NAMED_SET_SETS
:
3931 avl_pool
= fspset
->fsps_named_set_avl_pool
;
3932 avl
= fsperm
->fsp_sc_avl
;
3934 case ZFS_DELEG_USER
:
3935 case ZFS_DELEG_USER_SETS
:
3936 case ZFS_DELEG_GROUP
:
3937 case ZFS_DELEG_GROUP_SETS
:
3938 case ZFS_DELEG_EVERYONE
:
3939 case ZFS_DELEG_EVERYONE_SETS
:
3940 avl_pool
= fspset
->fsps_who_perm_avl_pool
;
3941 avl
= fsperm
->fsp_uge_avl
;
3948 who_perm_node_t
*found_node
= NULL
;
3949 who_perm_node_t
*node
= safe_malloc(
3950 sizeof (who_perm_node_t
));
3951 who_perm
= &node
->who_perm
;
3952 uu_avl_index_t idx
= 0;
3954 uu_avl_node_init(node
, &node
->who_avl_node
, avl_pool
);
3955 who_perm_init(who_perm
, fsperm
, perm_type
, perm_name
);
3957 if ((found_node
= uu_avl_find(avl
, node
, NULL
, &idx
))
3959 if (avl
== fsperm
->fsp_uge_avl
) {
3961 struct passwd
*p
= NULL
;
3962 struct group
*g
= NULL
;
3963 const char *nice_name
= NULL
;
3965 switch (perm_type
) {
3966 case ZFS_DELEG_USER_SETS
:
3967 case ZFS_DELEG_USER
:
3968 rid
= atoi(perm_name
);
3971 nice_name
= p
->pw_name
;
3973 case ZFS_DELEG_GROUP_SETS
:
3974 case ZFS_DELEG_GROUP
:
3975 rid
= atoi(perm_name
);
3978 nice_name
= g
->gr_name
;
3984 if (nice_name
!= NULL
)
3986 node
->who_perm
.who_ug_name
,
3990 uu_avl_insert(avl
, node
, idx
);
3993 who_perm
= &node
->who_perm
;
3997 (void) parse_who_perm(who_perm
, nvl2
, perm_locality
);
4004 parse_fs_perm_set(fs_perm_set_t
*fspset
, nvlist_t
*nvl
)
4006 nvpair_t
*nvp
= NULL
;
4007 uu_avl_index_t idx
= 0;
4009 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
4010 nvlist_t
*nvl2
= NULL
;
4011 const char *fsname
= nvpair_name(nvp
);
4012 data_type_t type
= nvpair_type(nvp
);
4013 fs_perm_t
*fsperm
= NULL
;
4014 fs_perm_node_t
*node
= safe_malloc(sizeof (fs_perm_node_t
));
4018 fsperm
= &node
->fspn_fsperm
;
4020 VERIFY(DATA_TYPE_NVLIST
== type
);
4022 uu_list_node_init(node
, &node
->fspn_list_node
,
4023 fspset
->fsps_list_pool
);
4025 idx
= uu_list_numnodes(fspset
->fsps_list
);
4026 fs_perm_init(fsperm
, fspset
, fsname
);
4028 if (nvpair_value_nvlist(nvp
, &nvl2
) != 0)
4031 (void) parse_fs_perm(fsperm
, nvl2
);
4033 uu_list_insert(fspset
->fsps_list
, node
, idx
);
4039 static inline const char *
4040 deleg_perm_comment(zfs_deleg_note_t note
)
4042 const char *str
= "";
4047 case ZFS_DELEG_NOTE_ALLOW
:
4048 str
= gettext("Must also have the permission that is being"
4049 "\n\t\t\t\tallowed");
4051 case ZFS_DELEG_NOTE_CLONE
:
4052 str
= gettext("Must also have the 'create' ability and 'mount'"
4053 "\n\t\t\t\tability in the origin file system");
4055 case ZFS_DELEG_NOTE_CREATE
:
4056 str
= gettext("Must also have the 'mount' ability");
4058 case ZFS_DELEG_NOTE_DESTROY
:
4059 str
= gettext("Must also have the 'mount' ability");
4061 case ZFS_DELEG_NOTE_DIFF
:
4062 str
= gettext("Allows lookup of paths within a dataset;"
4063 "\n\t\t\t\tgiven an object number. Ordinary users need this"
4064 "\n\t\t\t\tin order to use zfs diff");
4066 case ZFS_DELEG_NOTE_HOLD
:
4067 str
= gettext("Allows adding a user hold to a snapshot");
4069 case ZFS_DELEG_NOTE_MOUNT
:
4070 str
= gettext("Allows mount/umount of ZFS datasets");
4072 case ZFS_DELEG_NOTE_PROMOTE
:
4073 str
= gettext("Must also have the 'mount'\n\t\t\t\tand"
4074 " 'promote' ability in the origin file system");
4076 case ZFS_DELEG_NOTE_RECEIVE
:
4077 str
= gettext("Must also have the 'mount' and 'create'"
4080 case ZFS_DELEG_NOTE_RELEASE
:
4081 str
= gettext("Allows releasing a user hold which\n\t\t\t\t"
4082 "might destroy the snapshot");
4084 case ZFS_DELEG_NOTE_RENAME
:
4085 str
= gettext("Must also have the 'mount' and 'create'"
4086 "\n\t\t\t\tability in the new parent");
4088 case ZFS_DELEG_NOTE_ROLLBACK
:
4091 case ZFS_DELEG_NOTE_SEND
:
4094 case ZFS_DELEG_NOTE_SHARE
:
4095 str
= gettext("Allows sharing file systems over NFS or SMB"
4096 "\n\t\t\t\tprotocols");
4098 case ZFS_DELEG_NOTE_SNAPSHOT
:
4102 * case ZFS_DELEG_NOTE_VSCAN:
4103 * str = gettext("");
4107 case ZFS_DELEG_NOTE_GROUPQUOTA
:
4108 str
= gettext("Allows accessing any groupquota@... property");
4110 case ZFS_DELEG_NOTE_GROUPUSED
:
4111 str
= gettext("Allows reading any groupused@... property");
4113 case ZFS_DELEG_NOTE_USERPROP
:
4114 str
= gettext("Allows changing any user property");
4116 case ZFS_DELEG_NOTE_USERQUOTA
:
4117 str
= gettext("Allows accessing any userquota@... property");
4119 case ZFS_DELEG_NOTE_USERUSED
:
4120 str
= gettext("Allows reading any userused@... property");
4138 boolean_t recursive
; /* unallow only */
4139 boolean_t prt_usage
;
4141 boolean_t prt_perms
;
4144 const char *dataset
;
4148 prop_cmp(const void *a
, const void *b
)
4150 const char *str1
= *(const char **)a
;
4151 const char *str2
= *(const char **)b
;
4152 return (strcmp(str1
, str2
));
4156 allow_usage(boolean_t un
, boolean_t requested
, const char *msg
)
4158 const char *opt_desc
[] = {
4159 "-h", gettext("show this help message and exit"),
4160 "-l", gettext("set permission locally"),
4161 "-d", gettext("set permission for descents"),
4162 "-u", gettext("set permission for user"),
4163 "-g", gettext("set permission for group"),
4164 "-e", gettext("set permission for everyone"),
4165 "-c", gettext("set create time permission"),
4166 "-s", gettext("define permission set"),
4168 "-r", gettext("remove permissions recursively"),
4170 size_t unallow_size
= sizeof (opt_desc
) / sizeof (char *);
4171 size_t allow_size
= unallow_size
- 2;
4172 const char *props
[ZFS_NUM_PROPS
];
4175 FILE *fp
= requested
? stdout
: stderr
;
4176 zprop_desc_t
*pdtbl
= zfs_prop_get_table();
4177 const char *fmt
= gettext("%-16s %-14s\t%s\n");
4179 (void) fprintf(fp
, gettext("Usage: %s\n"), get_usage(un
? HELP_UNALLOW
:
4181 (void) fprintf(fp
, gettext("Options:\n"));
4182 for (i
= 0; i
< (un
? unallow_size
: allow_size
); i
++) {
4183 const char *opt
= opt_desc
[i
++];
4184 const char *optdsc
= opt_desc
[i
];
4185 (void) fprintf(fp
, gettext(" %-10s %s\n"), opt
, optdsc
);
4188 (void) fprintf(fp
, gettext("\nThe following permissions are "
4190 (void) fprintf(fp
, fmt
, gettext("NAME"), gettext("TYPE"),
4192 for (i
= 0; i
< ZFS_NUM_DELEG_NOTES
; i
++) {
4193 const char *perm_name
= zfs_deleg_perm_tbl
[i
].z_perm
;
4194 zfs_deleg_note_t perm_note
= zfs_deleg_perm_tbl
[i
].z_note
;
4195 const char *perm_type
= deleg_perm_type(perm_note
);
4196 const char *perm_comment
= deleg_perm_comment(perm_note
);
4197 (void) fprintf(fp
, fmt
, perm_name
, perm_type
, perm_comment
);
4200 for (i
= 0; i
< ZFS_NUM_PROPS
; i
++) {
4201 zprop_desc_t
*pd
= &pdtbl
[i
];
4202 if (pd
->pd_visible
!= B_TRUE
)
4205 if (pd
->pd_attr
== PROP_READONLY
)
4208 props
[count
++] = pd
->pd_name
;
4210 props
[count
] = NULL
;
4212 qsort(props
, count
, sizeof (char *), prop_cmp
);
4214 for (i
= 0; i
< count
; i
++)
4215 (void) fprintf(fp
, fmt
, props
[i
], gettext("property"), "");
4218 (void) fprintf(fp
, gettext("\nzfs: error: %s"), msg
);
4220 exit(requested
? 0 : 2);
4223 static inline const char *
4224 munge_args(int argc
, char **argv
, boolean_t un
, size_t expected_argc
,
4227 if (un
&& argc
== expected_argc
- 1)
4229 else if (argc
== expected_argc
)
4230 *permsp
= argv
[argc
- 2];
4232 allow_usage(un
, B_FALSE
,
4233 gettext("wrong number of parameters\n"));
4235 return (argv
[argc
- 1]);
4239 parse_allow_args(int argc
, char **argv
, boolean_t un
, struct allow_opts
*opts
)
4241 int uge_sum
= opts
->user
+ opts
->group
+ opts
->everyone
;
4242 int csuge_sum
= opts
->create
+ opts
->set
+ uge_sum
;
4243 int ldcsuge_sum
= csuge_sum
+ opts
->local
+ opts
->descend
;
4244 int all_sum
= un
? ldcsuge_sum
+ opts
->recursive
: ldcsuge_sum
;
4247 allow_usage(un
, B_FALSE
,
4248 gettext("-u, -g, and -e are mutually exclusive\n"));
4250 if (opts
->prt_usage
) {
4251 if (argc
== 0 && all_sum
== 0)
4252 allow_usage(un
, B_TRUE
, NULL
);
4259 allow_usage(un
, B_FALSE
,
4260 gettext("invalid options combined with -s\n"));
4262 opts
->dataset
= munge_args(argc
, argv
, un
, 3, &opts
->perms
);
4263 if (argv
[0][0] != '@')
4264 allow_usage(un
, B_FALSE
,
4265 gettext("invalid set name: missing '@' prefix\n"));
4266 opts
->who
= argv
[0];
4267 } else if (opts
->create
) {
4268 if (ldcsuge_sum
> 1)
4269 allow_usage(un
, B_FALSE
,
4270 gettext("invalid options combined with -c\n"));
4271 opts
->dataset
= munge_args(argc
, argv
, un
, 2, &opts
->perms
);
4272 } else if (opts
->everyone
) {
4274 allow_usage(un
, B_FALSE
,
4275 gettext("invalid options combined with -e\n"));
4276 opts
->dataset
= munge_args(argc
, argv
, un
, 2, &opts
->perms
);
4277 } else if (uge_sum
== 0 && argc
> 0 && strcmp(argv
[0], "everyone")
4279 opts
->everyone
= B_TRUE
;
4282 opts
->dataset
= munge_args(argc
, argv
, un
, 2, &opts
->perms
);
4283 } else if (argc
== 1) {
4284 opts
->prt_perms
= B_TRUE
;
4285 opts
->dataset
= argv
[argc
-1];
4287 opts
->dataset
= munge_args(argc
, argv
, un
, 3, &opts
->perms
);
4288 opts
->who
= argv
[0];
4291 if (!opts
->local
&& !opts
->descend
) {
4292 opts
->local
= B_TRUE
;
4293 opts
->descend
= B_TRUE
;
4298 store_allow_perm(zfs_deleg_who_type_t type
, boolean_t local
, boolean_t descend
,
4299 const char *who
, char *perms
, nvlist_t
*top_nvl
)
4302 char ld
[2] = { '\0', '\0' };
4303 char who_buf
[ZFS_MAXNAMELEN
+32];
4304 char base_type
= ZFS_DELEG_WHO_UNKNOWN
;
4305 char set_type
= ZFS_DELEG_WHO_UNKNOWN
;
4306 nvlist_t
*base_nvl
= NULL
;
4307 nvlist_t
*set_nvl
= NULL
;
4310 if (nvlist_alloc(&base_nvl
, NV_UNIQUE_NAME
, 0) != 0)
4312 if (nvlist_alloc(&set_nvl
, NV_UNIQUE_NAME
, 0) != 0)
4316 case ZFS_DELEG_NAMED_SET_SETS
:
4317 case ZFS_DELEG_NAMED_SET
:
4318 set_type
= ZFS_DELEG_NAMED_SET_SETS
;
4319 base_type
= ZFS_DELEG_NAMED_SET
;
4320 ld
[0] = ZFS_DELEG_NA
;
4322 case ZFS_DELEG_CREATE_SETS
:
4323 case ZFS_DELEG_CREATE
:
4324 set_type
= ZFS_DELEG_CREATE_SETS
;
4325 base_type
= ZFS_DELEG_CREATE
;
4326 ld
[0] = ZFS_DELEG_NA
;
4328 case ZFS_DELEG_USER_SETS
:
4329 case ZFS_DELEG_USER
:
4330 set_type
= ZFS_DELEG_USER_SETS
;
4331 base_type
= ZFS_DELEG_USER
;
4333 ld
[0] = ZFS_DELEG_LOCAL
;
4335 ld
[1] = ZFS_DELEG_DESCENDENT
;
4337 case ZFS_DELEG_GROUP_SETS
:
4338 case ZFS_DELEG_GROUP
:
4339 set_type
= ZFS_DELEG_GROUP_SETS
;
4340 base_type
= ZFS_DELEG_GROUP
;
4342 ld
[0] = ZFS_DELEG_LOCAL
;
4344 ld
[1] = ZFS_DELEG_DESCENDENT
;
4346 case ZFS_DELEG_EVERYONE_SETS
:
4347 case ZFS_DELEG_EVERYONE
:
4348 set_type
= ZFS_DELEG_EVERYONE_SETS
;
4349 base_type
= ZFS_DELEG_EVERYONE
;
4351 ld
[0] = ZFS_DELEG_LOCAL
;
4353 ld
[1] = ZFS_DELEG_DESCENDENT
;
4358 if (perms
!= NULL
) {
4360 char *end
= curr
+ strlen(perms
);
4362 while (curr
< end
) {
4363 char *delim
= strchr(curr
, ',');
4374 (void) nvlist_add_boolean(nvl
, curr
);
4380 for (i
= 0; i
< 2; i
++) {
4381 char locality
= ld
[i
];
4385 if (!nvlist_empty(base_nvl
)) {
4387 (void) snprintf(who_buf
,
4388 sizeof (who_buf
), "%c%c$%s",
4389 base_type
, locality
, who
);
4391 (void) snprintf(who_buf
,
4392 sizeof (who_buf
), "%c%c$",
4393 base_type
, locality
);
4395 (void) nvlist_add_nvlist(top_nvl
, who_buf
,
4400 if (!nvlist_empty(set_nvl
)) {
4402 (void) snprintf(who_buf
,
4403 sizeof (who_buf
), "%c%c$%s",
4404 set_type
, locality
, who
);
4406 (void) snprintf(who_buf
,
4407 sizeof (who_buf
), "%c%c$",
4408 set_type
, locality
);
4410 (void) nvlist_add_nvlist(top_nvl
, who_buf
,
4415 for (i
= 0; i
< 2; i
++) {
4416 char locality
= ld
[i
];
4421 (void) snprintf(who_buf
, sizeof (who_buf
),
4422 "%c%c$%s", base_type
, locality
, who
);
4424 (void) snprintf(who_buf
, sizeof (who_buf
),
4425 "%c%c$", base_type
, locality
);
4426 (void) nvlist_add_boolean(top_nvl
, who_buf
);
4429 (void) snprintf(who_buf
, sizeof (who_buf
),
4430 "%c%c$%s", set_type
, locality
, who
);
4432 (void) snprintf(who_buf
, sizeof (who_buf
),
4433 "%c%c$", set_type
, locality
);
4434 (void) nvlist_add_boolean(top_nvl
, who_buf
);
4440 construct_fsacl_list(boolean_t un
, struct allow_opts
*opts
, nvlist_t
**nvlp
)
4442 if (nvlist_alloc(nvlp
, NV_UNIQUE_NAME
, 0) != 0)
4446 store_allow_perm(ZFS_DELEG_NAMED_SET
, opts
->local
,
4447 opts
->descend
, opts
->who
, opts
->perms
, *nvlp
);
4448 } else if (opts
->create
) {
4449 store_allow_perm(ZFS_DELEG_CREATE
, opts
->local
,
4450 opts
->descend
, NULL
, opts
->perms
, *nvlp
);
4451 } else if (opts
->everyone
) {
4452 store_allow_perm(ZFS_DELEG_EVERYONE
, opts
->local
,
4453 opts
->descend
, NULL
, opts
->perms
, *nvlp
);
4455 char *curr
= opts
->who
;
4456 char *end
= curr
+ strlen(curr
);
4458 while (curr
< end
) {
4460 zfs_deleg_who_type_t who_type
= ZFS_DELEG_WHO_UNKNOWN
;
4462 char *delim
= strchr(curr
, ',');
4465 struct passwd
*p
= NULL
;
4466 struct group
*g
= NULL
;
4474 rid
= (uid_t
)strtol(curr
, &endch
, 0);
4476 who_type
= ZFS_DELEG_USER
;
4485 (void) snprintf(errbuf
, 256, gettext(
4486 "invalid user %s"), curr
);
4487 allow_usage(un
, B_TRUE
, errbuf
);
4489 } else if (opts
->group
) {
4490 who_type
= ZFS_DELEG_GROUP
;
4499 (void) snprintf(errbuf
, 256, gettext(
4500 "invalid group %s"), curr
);
4501 allow_usage(un
, B_TRUE
, errbuf
);
4504 if (*endch
!= '\0') {
4511 if (*endch
!= '\0') {
4519 who_type
= ZFS_DELEG_USER
;
4521 } else if (g
!= NULL
) {
4522 who_type
= ZFS_DELEG_GROUP
;
4525 (void) snprintf(errbuf
, 256, gettext(
4526 "invalid user/group %s"), curr
);
4527 allow_usage(un
, B_TRUE
, errbuf
);
4531 (void) sprintf(id
, "%u", rid
);
4534 store_allow_perm(who_type
, opts
->local
,
4535 opts
->descend
, who
, opts
->perms
, *nvlp
);
4544 print_set_creat_perms(uu_avl_t
*who_avl
)
4546 const char *sc_title
[] = {
4547 gettext("Permission sets:\n"),
4548 gettext("Create time permissions:\n"),
4551 const char **title_ptr
= sc_title
;
4552 who_perm_node_t
*who_node
= NULL
;
4553 int prev_weight
= -1;
4555 for (who_node
= uu_avl_first(who_avl
); who_node
!= NULL
;
4556 who_node
= uu_avl_next(who_avl
, who_node
)) {
4557 uu_avl_t
*avl
= who_node
->who_perm
.who_deleg_perm_avl
;
4558 zfs_deleg_who_type_t who_type
= who_node
->who_perm
.who_type
;
4559 const char *who_name
= who_node
->who_perm
.who_name
;
4560 int weight
= who_type2weight(who_type
);
4561 boolean_t first
= B_TRUE
;
4562 deleg_perm_node_t
*deleg_node
;
4564 if (prev_weight
!= weight
) {
4565 (void) printf("%s", *title_ptr
++);
4566 prev_weight
= weight
;
4569 if (who_name
== NULL
|| strnlen(who_name
, 1) == 0)
4570 (void) printf("\t");
4572 (void) printf("\t%s ", who_name
);
4574 for (deleg_node
= uu_avl_first(avl
); deleg_node
!= NULL
;
4575 deleg_node
= uu_avl_next(avl
, deleg_node
)) {
4578 deleg_node
->dpn_perm
.dp_name
);
4581 (void) printf(",%s",
4582 deleg_node
->dpn_perm
.dp_name
);
4585 (void) printf("\n");
4590 print_uge_deleg_perms(uu_avl_t
*who_avl
, boolean_t local
, boolean_t descend
,
4593 who_perm_node_t
*who_node
= NULL
;
4594 boolean_t prt_title
= B_TRUE
;
4595 uu_avl_walk_t
*walk
;
4597 if ((walk
= uu_avl_walk_start(who_avl
, UU_WALK_ROBUST
)) == NULL
)
4600 while ((who_node
= uu_avl_walk_next(walk
)) != NULL
) {
4601 const char *who_name
= who_node
->who_perm
.who_name
;
4602 const char *nice_who_name
= who_node
->who_perm
.who_ug_name
;
4603 uu_avl_t
*avl
= who_node
->who_perm
.who_deleg_perm_avl
;
4604 zfs_deleg_who_type_t who_type
= who_node
->who_perm
.who_type
;
4606 deleg_perm_node_t
*deleg_node
;
4607 boolean_t prt_who
= B_TRUE
;
4609 for (deleg_node
= uu_avl_first(avl
);
4611 deleg_node
= uu_avl_next(avl
, deleg_node
)) {
4612 if (local
!= deleg_node
->dpn_perm
.dp_local
||
4613 descend
!= deleg_node
->dpn_perm
.dp_descend
)
4617 const char *who
= NULL
;
4619 prt_title
= B_FALSE
;
4620 (void) printf("%s", title
);
4624 case ZFS_DELEG_USER_SETS
:
4625 case ZFS_DELEG_USER
:
4626 who
= gettext("user");
4628 who_name
= nice_who_name
;
4630 case ZFS_DELEG_GROUP_SETS
:
4631 case ZFS_DELEG_GROUP
:
4632 who
= gettext("group");
4634 who_name
= nice_who_name
;
4636 case ZFS_DELEG_EVERYONE_SETS
:
4637 case ZFS_DELEG_EVERYONE
:
4638 who
= gettext("everyone");
4645 if (who_name
== NULL
)
4646 (void) printf("\t%s", who
);
4648 (void) printf("\t%s %s", who
, who_name
);
4651 (void) printf("%c%s", delim
,
4652 deleg_node
->dpn_perm
.dp_name
);
4657 (void) printf("\n");
4660 uu_avl_walk_end(walk
);
4664 print_fs_perms(fs_perm_set_t
*fspset
)
4666 fs_perm_node_t
*node
= NULL
;
4667 char buf
[ZFS_MAXNAMELEN
+32];
4668 const char *dsname
= buf
;
4670 for (node
= uu_list_first(fspset
->fsps_list
); node
!= NULL
;
4671 node
= uu_list_next(fspset
->fsps_list
, node
)) {
4672 uu_avl_t
*sc_avl
= node
->fspn_fsperm
.fsp_sc_avl
;
4673 uu_avl_t
*uge_avl
= node
->fspn_fsperm
.fsp_uge_avl
;
4676 (void) snprintf(buf
, ZFS_MAXNAMELEN
+32,
4677 gettext("---- Permissions on %s "),
4678 node
->fspn_fsperm
.fsp_name
);
4679 (void) printf("%s", dsname
);
4680 left
= 70 - strlen(buf
);
4683 (void) printf("\n");
4685 print_set_creat_perms(sc_avl
);
4686 print_uge_deleg_perms(uge_avl
, B_TRUE
, B_FALSE
,
4687 gettext("Local permissions:\n"));
4688 print_uge_deleg_perms(uge_avl
, B_FALSE
, B_TRUE
,
4689 gettext("Descendent permissions:\n"));
4690 print_uge_deleg_perms(uge_avl
, B_TRUE
, B_TRUE
,
4691 gettext("Local+Descendent permissions:\n"));
4695 static fs_perm_set_t fs_perm_set
= { NULL
, NULL
, NULL
, NULL
};
4697 struct deleg_perms
{
4703 set_deleg_perms(zfs_handle_t
*zhp
, void *data
)
4705 struct deleg_perms
*perms
= (struct deleg_perms
*)data
;
4706 zfs_type_t zfs_type
= zfs_get_type(zhp
);
4708 if (zfs_type
!= ZFS_TYPE_FILESYSTEM
&& zfs_type
!= ZFS_TYPE_VOLUME
)
4711 return (zfs_set_fsacl(zhp
, perms
->un
, perms
->nvl
));
4715 zfs_do_allow_unallow_impl(int argc
, char **argv
, boolean_t un
)
4718 nvlist_t
*perm_nvl
= NULL
;
4719 nvlist_t
*update_perm_nvl
= NULL
;
4722 struct allow_opts opts
= { 0 };
4724 const char *optstr
= un
? "ldugecsrh" : "ldugecsh";
4727 while ((c
= getopt(argc
, argv
, optstr
)) != -1) {
4730 opts
.local
= B_TRUE
;
4733 opts
.descend
= B_TRUE
;
4739 opts
.group
= B_TRUE
;
4742 opts
.everyone
= B_TRUE
;
4748 opts
.create
= B_TRUE
;
4751 opts
.recursive
= B_TRUE
;
4754 (void) fprintf(stderr
, gettext("missing argument for "
4755 "'%c' option\n"), optopt
);
4759 opts
.prt_usage
= B_TRUE
;
4762 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
4771 /* check arguments */
4772 parse_allow_args(argc
, argv
, un
, &opts
);
4774 /* try to open the dataset */
4775 if ((zhp
= zfs_open(g_zfs
, opts
.dataset
, ZFS_TYPE_FILESYSTEM
))
4777 (void) fprintf(stderr
, "Failed to open Dataset *%s*\n",
4782 if (zfs_get_fsacl(zhp
, &perm_nvl
) != 0)
4785 fs_perm_set_init(&fs_perm_set
);
4786 if (parse_fs_perm_set(&fs_perm_set
, perm_nvl
) != 0) {
4787 (void) fprintf(stderr
, "Failed to parse fsacl permissionsn");
4792 print_fs_perms(&fs_perm_set
);
4794 (void) construct_fsacl_list(un
, &opts
, &update_perm_nvl
);
4795 if (zfs_set_fsacl(zhp
, un
, update_perm_nvl
) != 0)
4798 if (un
&& opts
.recursive
) {
4799 struct deleg_perms data
= { un
, update_perm_nvl
};
4800 if (zfs_iter_filesystems(zhp
, set_deleg_perms
,
4809 nvlist_free(perm_nvl
);
4810 if (update_perm_nvl
!= NULL
)
4811 nvlist_free(update_perm_nvl
);
4813 fs_perm_set_fini(&fs_perm_set
);
4821 * zfs allow [-r] [-t] <tag> <snap> ...
4823 * -r Recursively hold
4824 * -t Temporary hold (hidden option)
4826 * Apply a user-hold with the given tag to the list of snapshots.
4829 zfs_do_allow(int argc
, char **argv
)
4831 return (zfs_do_allow_unallow_impl(argc
, argv
, B_FALSE
));
4835 * zfs unallow [-r] [-t] <tag> <snap> ...
4837 * -r Recursively hold
4838 * -t Temporary hold (hidden option)
4840 * Apply a user-hold with the given tag to the list of snapshots.
4843 zfs_do_unallow(int argc
, char **argv
)
4845 return (zfs_do_allow_unallow_impl(argc
, argv
, B_TRUE
));
4849 zfs_do_hold_rele_impl(int argc
, char **argv
, boolean_t holding
)
4854 boolean_t recursive
= B_FALSE
;
4855 boolean_t temphold
= B_FALSE
;
4856 const char *opts
= holding
? "rt" : "r";
4860 while ((c
= getopt(argc
, argv
, opts
)) != -1) {
4869 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
4878 /* check number of arguments */
4886 if (holding
&& tag
[0] == '.') {
4887 /* tags starting with '.' are reserved for libzfs */
4888 (void) fprintf(stderr
, gettext("tag may not start with '.'\n"));
4892 for (i
= 0; i
< argc
; ++i
) {
4894 char parent
[ZFS_MAXNAMELEN
];
4896 char *path
= argv
[i
];
4898 delim
= strchr(path
, '@');
4899 if (delim
== NULL
) {
4900 (void) fprintf(stderr
,
4901 gettext("'%s' is not a snapshot\n"), path
);
4905 (void) strncpy(parent
, path
, delim
- path
);
4906 parent
[delim
- path
] = '\0';
4908 zhp
= zfs_open(g_zfs
, parent
,
4909 ZFS_TYPE_FILESYSTEM
| ZFS_TYPE_VOLUME
);
4915 if (zfs_hold(zhp
, delim
+1, tag
, recursive
,
4916 temphold
, B_FALSE
, -1, 0, 0) != 0)
4919 if (zfs_release(zhp
, delim
+1, tag
, recursive
) != 0)
4925 return (errors
!= 0);
4929 * zfs hold [-r] [-t] <tag> <snap> ...
4931 * -r Recursively hold
4932 * -t Temporary hold (hidden option)
4934 * Apply a user-hold with the given tag to the list of snapshots.
4937 zfs_do_hold(int argc
, char **argv
)
4939 return (zfs_do_hold_rele_impl(argc
, argv
, B_TRUE
));
4943 * zfs release [-r] <tag> <snap> ...
4945 * -r Recursively release
4947 * Release a user-hold with the given tag from the list of snapshots.
4950 zfs_do_release(int argc
, char **argv
)
4952 return (zfs_do_hold_rele_impl(argc
, argv
, B_FALSE
));
4955 typedef struct holds_cbdata
{
4956 boolean_t cb_recursive
;
4957 const char *cb_snapname
;
4959 size_t cb_max_namelen
;
4960 size_t cb_max_taglen
;
4963 #define STRFTIME_FMT_STR "%a %b %e %k:%M %Y"
4964 #define DATETIME_BUF_LEN (32)
4969 print_holds(boolean_t scripted
, int nwidth
, int tagwidth
, nvlist_t
*nvl
)
4972 nvpair_t
*nvp
= NULL
;
4973 char *hdr_cols
[] = { "NAME", "TAG", "TIMESTAMP" };
4977 for (i
= 0; i
< 3; i
++) {
4978 col
= gettext(hdr_cols
[i
]);
4980 (void) printf("%-*s ", i
? tagwidth
: nwidth
,
4983 (void) printf("%s\n", col
);
4987 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
4988 char *zname
= nvpair_name(nvp
);
4990 nvpair_t
*nvp2
= NULL
;
4991 (void) nvpair_value_nvlist(nvp
, &nvl2
);
4992 while ((nvp2
= nvlist_next_nvpair(nvl2
, nvp2
)) != NULL
) {
4993 char tsbuf
[DATETIME_BUF_LEN
];
4994 char *tagname
= nvpair_name(nvp2
);
4998 char sep
= scripted
? '\t' : ' ';
4999 int sepnum
= scripted
? 1 : 2;
5001 (void) nvpair_value_uint64(nvp2
, &val
);
5003 (void) localtime_r(&time
, &t
);
5004 (void) strftime(tsbuf
, DATETIME_BUF_LEN
,
5005 gettext(STRFTIME_FMT_STR
), &t
);
5007 (void) printf("%-*s%*c%-*s%*c%s\n", nwidth
, zname
,
5008 sepnum
, sep
, tagwidth
, tagname
, sepnum
, sep
, tsbuf
);
5014 * Generic callback function to list a dataset or snapshot.
5017 holds_callback(zfs_handle_t
*zhp
, void *data
)
5019 holds_cbdata_t
*cbp
= data
;
5020 nvlist_t
*top_nvl
= *cbp
->cb_nvlp
;
5021 nvlist_t
*nvl
= NULL
;
5022 nvpair_t
*nvp
= NULL
;
5023 const char *zname
= zfs_get_name(zhp
);
5024 size_t znamelen
= strnlen(zname
, ZFS_MAXNAMELEN
);
5026 if (cbp
->cb_recursive
) {
5027 const char *snapname
;
5028 char *delim
= strchr(zname
, '@');
5032 snapname
= delim
+ 1;
5033 if (strcmp(cbp
->cb_snapname
, snapname
))
5037 if (zfs_get_holds(zhp
, &nvl
) != 0)
5040 if (znamelen
> cbp
->cb_max_namelen
)
5041 cbp
->cb_max_namelen
= znamelen
;
5043 while ((nvp
= nvlist_next_nvpair(nvl
, nvp
)) != NULL
) {
5044 const char *tag
= nvpair_name(nvp
);
5045 size_t taglen
= strnlen(tag
, MAXNAMELEN
);
5046 if (taglen
> cbp
->cb_max_taglen
)
5047 cbp
->cb_max_taglen
= taglen
;
5050 return (nvlist_add_nvlist(top_nvl
, zname
, nvl
));
5054 * zfs holds [-r] <snap> ...
5056 * -r Recursively hold
5059 zfs_do_holds(int argc
, char **argv
)
5064 boolean_t scripted
= B_FALSE
;
5065 boolean_t recursive
= B_FALSE
;
5066 const char *opts
= "rH";
5069 int types
= ZFS_TYPE_SNAPSHOT
;
5070 holds_cbdata_t cb
= { 0 };
5077 while ((c
= getopt(argc
, argv
, opts
)) != -1) {
5086 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
5093 types
|= ZFS_TYPE_FILESYSTEM
| ZFS_TYPE_VOLUME
;
5094 flags
|= ZFS_ITER_RECURSE
;
5100 /* check number of arguments */
5104 if (nvlist_alloc(&nvl
, NV_UNIQUE_NAME
, 0) != 0)
5107 for (i
= 0; i
< argc
; ++i
) {
5108 char *snapshot
= argv
[i
];
5110 const char *snapname
;
5112 delim
= strchr(snapshot
, '@');
5113 if (delim
== NULL
) {
5114 (void) fprintf(stderr
,
5115 gettext("'%s' is not a snapshot\n"), snapshot
);
5119 snapname
= delim
+ 1;
5121 snapshot
[delim
- snapshot
] = '\0';
5123 cb
.cb_recursive
= recursive
;
5124 cb
.cb_snapname
= snapname
;
5128 * 1. collect holds data, set format options
5130 ret
= zfs_for_each(argc
, argv
, flags
, types
, NULL
, NULL
, limit
,
5131 holds_callback
, &cb
);
5137 * 2. print holds data
5139 print_holds(scripted
, cb
.cb_max_namelen
, cb
.cb_max_taglen
, nvl
);
5141 if (nvlist_empty(nvl
))
5142 (void) printf(gettext("no datasets available\n"));
5146 return (0 != errors
);
5149 #define CHECK_SPINNER 30
5150 #define SPINNER_TIME 3 /* seconds */
5151 #define MOUNT_TIME 5 /* seconds */
5154 get_one_dataset(zfs_handle_t
*zhp
, void *data
)
5156 static char *spin
[] = { "-", "\\", "|", "/" };
5157 static int spinval
= 0;
5158 static int spincheck
= 0;
5159 static time_t last_spin_time
= (time_t)0;
5160 get_all_cb_t
*cbp
= data
;
5161 zfs_type_t type
= zfs_get_type(zhp
);
5163 if (cbp
->cb_verbose
) {
5164 if (--spincheck
< 0) {
5165 time_t now
= time(NULL
);
5166 if (last_spin_time
+ SPINNER_TIME
< now
) {
5167 update_progress(spin
[spinval
++ % 4]);
5168 last_spin_time
= now
;
5170 spincheck
= CHECK_SPINNER
;
5175 * Interate over any nested datasets.
5177 if (zfs_iter_filesystems(zhp
, get_one_dataset
, data
) != 0) {
5183 * Skip any datasets whose type does not match.
5185 if ((type
& ZFS_TYPE_FILESYSTEM
) == 0) {
5189 libzfs_add_handle(cbp
, zhp
);
5190 assert(cbp
->cb_used
<= cbp
->cb_alloc
);
5196 get_all_datasets(zfs_handle_t
***dslist
, size_t *count
, boolean_t verbose
)
5198 get_all_cb_t cb
= { 0 };
5199 cb
.cb_verbose
= verbose
;
5200 cb
.cb_getone
= get_one_dataset
;
5203 set_progress_header(gettext("Reading ZFS config"));
5204 (void) zfs_iter_root(g_zfs
, get_one_dataset
, &cb
);
5206 *dslist
= cb
.cb_handles
;
5207 *count
= cb
.cb_used
;
5210 finish_progress(gettext("done."));
5214 * Generic callback for sharing or mounting filesystems. Because the code is so
5215 * similar, we have a common function with an extra parameter to determine which
5216 * mode we are using.
5218 #define OP_SHARE 0x1
5219 #define OP_MOUNT 0x2
5222 * Share or mount a dataset.
5225 share_mount_one(zfs_handle_t
*zhp
, int op
, int flags
, char *protocol
,
5226 boolean_t
explicit, const char *options
)
5228 char mountpoint
[ZFS_MAXPROPLEN
];
5229 char shareopts
[ZFS_MAXPROPLEN
];
5230 char smbshareopts
[ZFS_MAXPROPLEN
];
5231 const char *cmdname
= op
== OP_SHARE
? "share" : "mount";
5233 uint64_t zoned
, canmount
;
5234 boolean_t shared_nfs
, shared_smb
;
5236 assert(zfs_get_type(zhp
) & ZFS_TYPE_FILESYSTEM
);
5239 * Check to make sure we can mount/share this dataset. If we
5240 * are in the global zone and the filesystem is exported to a
5241 * local zone, or if we are in a local zone and the
5242 * filesystem is not exported, then it is an error.
5244 zoned
= zfs_prop_get_int(zhp
, ZFS_PROP_ZONED
);
5246 if (zoned
&& getzoneid() == GLOBAL_ZONEID
) {
5250 (void) fprintf(stderr
, gettext("cannot %s '%s': "
5251 "dataset is exported to a local zone\n"), cmdname
,
5255 } else if (!zoned
&& getzoneid() != GLOBAL_ZONEID
) {
5259 (void) fprintf(stderr
, gettext("cannot %s '%s': "
5260 "permission denied\n"), cmdname
,
5266 * Ignore any filesystems which don't apply to us. This
5267 * includes those with a legacy mountpoint, or those with
5268 * legacy share options.
5270 verify(zfs_prop_get(zhp
, ZFS_PROP_MOUNTPOINT
, mountpoint
,
5271 sizeof (mountpoint
), NULL
, NULL
, 0, B_FALSE
) == 0);
5272 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARENFS
, shareopts
,
5273 sizeof (shareopts
), NULL
, NULL
, 0, B_FALSE
) == 0);
5274 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARESMB
, smbshareopts
,
5275 sizeof (smbshareopts
), NULL
, NULL
, 0, B_FALSE
) == 0);
5277 if (op
== OP_SHARE
&& strcmp(shareopts
, "off") == 0 &&
5278 strcmp(smbshareopts
, "off") == 0) {
5282 (void) fprintf(stderr
, gettext("cannot share '%s': "
5283 "legacy share\n"), zfs_get_name(zhp
));
5284 (void) fprintf(stderr
, gettext("use share(1M) to "
5285 "share this filesystem, or set "
5286 "sharenfs property on\n"));
5291 * We cannot share or mount legacy filesystems. If the
5292 * shareopts is non-legacy but the mountpoint is legacy, we
5293 * treat it as a legacy share.
5295 if (strcmp(mountpoint
, "legacy") == 0) {
5299 (void) fprintf(stderr
, gettext("cannot %s '%s': "
5300 "legacy mountpoint\n"), cmdname
, zfs_get_name(zhp
));
5301 (void) fprintf(stderr
, gettext("use %s(1M) to "
5302 "%s this filesystem\n"), cmdname
, cmdname
);
5306 if (strcmp(mountpoint
, "none") == 0) {
5310 (void) fprintf(stderr
, gettext("cannot %s '%s': no "
5311 "mountpoint set\n"), cmdname
, zfs_get_name(zhp
));
5316 * canmount explicit outcome
5317 * on no pass through
5318 * on yes pass through
5320 * off yes display error, return 1
5321 * noauto no return 0
5322 * noauto yes pass through
5324 canmount
= zfs_prop_get_int(zhp
, ZFS_PROP_CANMOUNT
);
5325 if (canmount
== ZFS_CANMOUNT_OFF
) {
5329 (void) fprintf(stderr
, gettext("cannot %s '%s': "
5330 "'canmount' property is set to 'off'\n"), cmdname
,
5333 } else if (canmount
== ZFS_CANMOUNT_NOAUTO
&& !explicit) {
5338 * At this point, we have verified that the mountpoint and/or
5339 * shareopts are appropriate for auto management. If the
5340 * filesystem is already mounted or shared, return (failing
5341 * for explicit requests); otherwise mount or share the
5347 shared_nfs
= zfs_is_shared_nfs(zhp
, NULL
);
5348 shared_smb
= zfs_is_shared_smb(zhp
, NULL
);
5350 if ((shared_nfs
&& shared_smb
) ||
5351 ((shared_nfs
&& strcmp(shareopts
, "on") == 0) &&
5352 (strcmp(smbshareopts
, "off") == 0)) ||
5353 ((shared_smb
&& strcmp(smbshareopts
, "on") == 0) &&
5354 (strcmp(shareopts
, "off") == 0))) {
5358 (void) fprintf(stderr
, gettext("cannot share "
5359 "'%s': filesystem already shared\n"),
5364 if (!zfs_is_mounted(zhp
, NULL
) &&
5365 zfs_mount(zhp
, NULL
, 0) != 0)
5368 if (protocol
== NULL
) {
5369 if (zfs_shareall(zhp
) != 0)
5371 } else if (strcmp(protocol
, "nfs") == 0) {
5372 if (zfs_share_nfs(zhp
))
5374 } else if (strcmp(protocol
, "smb") == 0) {
5375 if (zfs_share_smb(zhp
))
5378 (void) fprintf(stderr
, gettext("cannot share "
5379 "'%s': invalid share type '%s' "
5381 zfs_get_name(zhp
), protocol
);
5388 if (options
== NULL
)
5389 mnt
.mnt_mntopts
= "";
5391 mnt
.mnt_mntopts
= (char *)options
;
5393 if (!hasmntopt(&mnt
, MNTOPT_REMOUNT
) &&
5394 zfs_is_mounted(zhp
, NULL
)) {
5398 (void) fprintf(stderr
, gettext("cannot mount "
5399 "'%s': filesystem already mounted\n"),
5404 if (zfs_mount(zhp
, options
, flags
) != 0)
5413 * Reports progress in the form "(current/total)". Not thread-safe.
5416 report_mount_progress(int current
, int total
)
5418 static time_t last_progress_time
= 0;
5419 time_t now
= time(NULL
);
5422 /* report 1..n instead of 0..n-1 */
5425 /* display header if we're here for the first time */
5427 set_progress_header(gettext("Mounting ZFS filesystems"));
5428 } else if (current
!= total
&& last_progress_time
+ MOUNT_TIME
>= now
) {
5429 /* too soon to report again */
5433 last_progress_time
= now
;
5435 (void) sprintf(info
, "(%d/%d)", current
, total
);
5437 if (current
== total
)
5438 finish_progress(info
);
5440 update_progress(info
);
5444 append_options(char *mntopts
, char *newopts
)
5446 int len
= strlen(mntopts
);
5448 /* original length plus new string to append plus 1 for the comma */
5449 if (len
+ 1 + strlen(newopts
) >= MNT_LINE_MAX
) {
5450 (void) fprintf(stderr
, gettext("the opts argument for "
5451 "'%s' option is too long (more than %d chars)\n"),
5452 "-o", MNT_LINE_MAX
);
5457 mntopts
[len
++] = ',';
5459 (void) strcpy(&mntopts
[len
], newopts
);
5463 share_mount(int op
, int argc
, char **argv
)
5466 boolean_t verbose
= B_FALSE
;
5468 char *options
= NULL
;
5472 while ((c
= getopt(argc
, argv
, op
== OP_MOUNT
? ":avo:" : "a"))
5482 if (*optarg
== '\0') {
5483 (void) fprintf(stderr
, gettext("empty mount "
5484 "options (-o) specified\n"));
5488 if (options
== NULL
)
5489 options
= safe_malloc(MNT_LINE_MAX
+ 1);
5491 /* option validation is done later */
5492 append_options(options
, optarg
);
5496 (void) fprintf(stderr
, gettext("missing argument for "
5497 "'%c' option\n"), optopt
);
5501 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
5510 /* check number of arguments */
5512 zfs_handle_t
**dslist
= NULL
;
5513 size_t i
, count
= 0;
5514 char *protocol
= NULL
;
5516 if (op
== OP_SHARE
&& argc
> 0) {
5517 if (strcmp(argv
[0], "nfs") != 0 &&
5518 strcmp(argv
[0], "smb") != 0) {
5519 (void) fprintf(stderr
, gettext("share type "
5520 "must be 'nfs' or 'smb'\n"));
5529 (void) fprintf(stderr
, gettext("too many arguments\n"));
5533 start_progress_timer();
5534 get_all_datasets(&dslist
, &count
, verbose
);
5539 qsort(dslist
, count
, sizeof (void *), libzfs_dataset_cmp
);
5541 for (i
= 0; i
< count
; i
++) {
5543 report_mount_progress(i
, count
);
5545 if (share_mount_one(dslist
[i
], op
, flags
, protocol
,
5546 B_FALSE
, options
) != 0)
5548 zfs_close(dslist
[i
]);
5552 } else if (argc
== 0) {
5553 struct mnttab entry
;
5555 if ((op
== OP_SHARE
) || (options
!= NULL
)) {
5556 (void) fprintf(stderr
, gettext("missing filesystem "
5557 "argument (specify -a for all)\n"));
5562 * When mount is given no arguments, go through /etc/mtab and
5563 * display any active ZFS mounts. We hide any snapshots, since
5564 * they are controlled automatically.
5566 rewind(mnttab_file
);
5567 while (getmntent(mnttab_file
, &entry
) == 0) {
5568 if (strcmp(entry
.mnt_fstype
, MNTTYPE_ZFS
) != 0 ||
5569 strchr(entry
.mnt_special
, '@') != NULL
)
5572 (void) printf("%-30s %s\n", entry
.mnt_special
,
5580 (void) fprintf(stderr
,
5581 gettext("too many arguments\n"));
5585 if ((zhp
= zfs_open(g_zfs
, argv
[0],
5586 ZFS_TYPE_FILESYSTEM
)) == NULL
) {
5589 ret
= share_mount_one(zhp
, op
, flags
, NULL
, B_TRUE
,
5599 * zfs mount -a [nfs]
5600 * zfs mount filesystem
5602 * Mount all filesystems, or mount the given filesystem.
5605 zfs_do_mount(int argc
, char **argv
)
5607 return (share_mount(OP_MOUNT
, argc
, argv
));
5611 * zfs share -a [nfs | smb]
5612 * zfs share filesystem
5614 * Share all filesystems, or share the given filesystem.
5617 zfs_do_share(int argc
, char **argv
)
5619 return (share_mount(OP_SHARE
, argc
, argv
));
5622 typedef struct unshare_unmount_node
{
5623 zfs_handle_t
*un_zhp
;
5625 uu_avl_node_t un_avlnode
;
5626 } unshare_unmount_node_t
;
5630 unshare_unmount_compare(const void *larg
, const void *rarg
, void *unused
)
5632 const unshare_unmount_node_t
*l
= larg
;
5633 const unshare_unmount_node_t
*r
= rarg
;
5635 return (strcmp(l
->un_mountp
, r
->un_mountp
));
5639 * Convenience routine used by zfs_do_umount() and manual_unmount(). Given an
5640 * absolute path, find the entry /etc/mtab, verify that its a ZFS filesystem,
5641 * and unmount it appropriately.
5644 unshare_unmount_path(int op
, char *path
, int flags
, boolean_t is_manual
)
5648 struct stat64 statbuf
;
5649 struct extmnttab entry
;
5650 const char *cmdname
= (op
== OP_SHARE
) ? "unshare" : "unmount";
5654 * Search for the path in /etc/mtab. Rather than looking for the
5655 * specific path, which can be fooled by non-standard paths (i.e. ".."
5656 * or "//"), we stat() the path and search for the corresponding
5657 * (major,minor) device pair.
5659 if (stat64(path
, &statbuf
) != 0) {
5660 (void) fprintf(stderr
, gettext("cannot %s '%s': %s\n"),
5661 cmdname
, path
, strerror(errno
));
5664 path_inode
= statbuf
.st_ino
;
5667 * Search for the given (major,minor) pair in the mount table.
5669 rewind(mnttab_file
);
5670 while ((ret
= getextmntent(mnttab_file
, &entry
, 0)) == 0) {
5671 if (entry
.mnt_major
== major(statbuf
.st_dev
) &&
5672 entry
.mnt_minor
== minor(statbuf
.st_dev
))
5676 if (op
== OP_SHARE
) {
5677 (void) fprintf(stderr
, gettext("cannot %s '%s': not "
5678 "currently mounted\n"), cmdname
, path
);
5681 (void) fprintf(stderr
, gettext("warning: %s not in mtab\n"),
5683 if ((ret
= umount2(path
, flags
)) != 0)
5684 (void) fprintf(stderr
, gettext("%s: %s\n"), path
,
5689 if (strcmp(entry
.mnt_fstype
, MNTTYPE_ZFS
) != 0) {
5690 (void) fprintf(stderr
, gettext("cannot %s '%s': not a ZFS "
5691 "filesystem\n"), cmdname
, path
);
5695 if ((zhp
= zfs_open(g_zfs
, entry
.mnt_special
,
5696 ZFS_TYPE_FILESYSTEM
)) == NULL
)
5700 if (stat64(entry
.mnt_mountp
, &statbuf
) != 0) {
5701 (void) fprintf(stderr
, gettext("cannot %s '%s': %s\n"),
5702 cmdname
, path
, strerror(errno
));
5704 } else if (statbuf
.st_ino
!= path_inode
) {
5705 (void) fprintf(stderr
, gettext("cannot "
5706 "%s '%s': not a mountpoint\n"), cmdname
, path
);
5710 if (op
== OP_SHARE
) {
5711 char nfs_mnt_prop
[ZFS_MAXPROPLEN
];
5712 char smbshare_prop
[ZFS_MAXPROPLEN
];
5714 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARENFS
, nfs_mnt_prop
,
5715 sizeof (nfs_mnt_prop
), NULL
, NULL
, 0, B_FALSE
) == 0);
5716 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARESMB
, smbshare_prop
,
5717 sizeof (smbshare_prop
), NULL
, NULL
, 0, B_FALSE
) == 0);
5719 if (strcmp(nfs_mnt_prop
, "off") == 0 &&
5720 strcmp(smbshare_prop
, "off") == 0) {
5721 (void) fprintf(stderr
, gettext("cannot unshare "
5722 "'%s': legacy share\n"), path
);
5723 (void) fprintf(stderr
, gettext("use exportfs(8) "
5724 "or smbcontrol(1) to unshare this filesystem\n"));
5725 } else if (!zfs_is_shared(zhp
)) {
5726 (void) fprintf(stderr
, gettext("cannot unshare '%s': "
5727 "not currently shared\n"), path
);
5729 ret
= zfs_unshareall_bypath(zhp
, path
);
5732 char mtpt_prop
[ZFS_MAXPROPLEN
];
5734 verify(zfs_prop_get(zhp
, ZFS_PROP_MOUNTPOINT
, mtpt_prop
,
5735 sizeof (mtpt_prop
), NULL
, NULL
, 0, B_FALSE
) == 0);
5738 ret
= zfs_unmount(zhp
, NULL
, flags
);
5739 } else if (strcmp(mtpt_prop
, "legacy") == 0) {
5740 (void) fprintf(stderr
, gettext("cannot unmount "
5741 "'%s': legacy mountpoint\n"),
5743 (void) fprintf(stderr
, gettext("use umount(8) "
5744 "to unmount this filesystem\n"));
5746 ret
= zfs_unmountall(zhp
, flags
);
5757 * Generic callback for unsharing or unmounting a filesystem.
5760 unshare_unmount(int op
, int argc
, char **argv
)
5767 char nfs_mnt_prop
[ZFS_MAXPROPLEN
];
5768 char sharesmb
[ZFS_MAXPROPLEN
];
5771 while ((c
= getopt(argc
, argv
, op
== OP_SHARE
? "a" : "af")) != -1) {
5780 (void) fprintf(stderr
, gettext("invalid option '%c'\n"),
5791 * We could make use of zfs_for_each() to walk all datasets in
5792 * the system, but this would be very inefficient, especially
5793 * since we would have to linearly search /etc/mtab for each
5794 * one. Instead, do one pass through /etc/mtab looking for
5795 * zfs entries and call zfs_unmount() for each one.
5797 * Things get a little tricky if the administrator has created
5798 * mountpoints beneath other ZFS filesystems. In this case, we
5799 * have to unmount the deepest filesystems first. To accomplish
5800 * this, we place all the mountpoints in an AVL tree sorted by
5801 * the special type (dataset name), and walk the result in
5802 * reverse to make sure to get any snapshots first.
5804 struct mnttab entry
;
5805 uu_avl_pool_t
*pool
;
5806 uu_avl_t
*tree
= NULL
;
5807 unshare_unmount_node_t
*node
;
5809 uu_avl_walk_t
*walk
;
5812 (void) fprintf(stderr
, gettext("too many arguments\n"));
5816 if (((pool
= uu_avl_pool_create("unmount_pool",
5817 sizeof (unshare_unmount_node_t
),
5818 offsetof(unshare_unmount_node_t
, un_avlnode
),
5819 unshare_unmount_compare
, UU_DEFAULT
)) == NULL
) ||
5820 ((tree
= uu_avl_create(pool
, NULL
, UU_DEFAULT
)) == NULL
))
5823 rewind(mnttab_file
);
5824 while (getmntent(mnttab_file
, &entry
) == 0) {
5826 /* ignore non-ZFS entries */
5827 if (strcmp(entry
.mnt_fstype
, MNTTYPE_ZFS
) != 0)
5830 /* ignore snapshots */
5831 if (strchr(entry
.mnt_special
, '@') != NULL
)
5834 if ((zhp
= zfs_open(g_zfs
, entry
.mnt_special
,
5835 ZFS_TYPE_FILESYSTEM
)) == NULL
) {
5842 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARENFS
,
5844 sizeof (nfs_mnt_prop
),
5845 NULL
, NULL
, 0, B_FALSE
) == 0);
5846 if (strcmp(nfs_mnt_prop
, "off") != 0)
5848 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARESMB
,
5850 sizeof (nfs_mnt_prop
),
5851 NULL
, NULL
, 0, B_FALSE
) == 0);
5852 if (strcmp(nfs_mnt_prop
, "off") == 0)
5856 /* Ignore legacy mounts */
5857 verify(zfs_prop_get(zhp
, ZFS_PROP_MOUNTPOINT
,
5859 sizeof (nfs_mnt_prop
),
5860 NULL
, NULL
, 0, B_FALSE
) == 0);
5861 if (strcmp(nfs_mnt_prop
, "legacy") == 0)
5863 /* Ignore canmount=noauto mounts */
5864 if (zfs_prop_get_int(zhp
, ZFS_PROP_CANMOUNT
) ==
5865 ZFS_CANMOUNT_NOAUTO
)
5871 node
= safe_malloc(sizeof (unshare_unmount_node_t
));
5873 node
->un_mountp
= safe_strdup(entry
.mnt_mountp
);
5875 uu_avl_node_init(node
, &node
->un_avlnode
, pool
);
5877 if (uu_avl_find(tree
, node
, NULL
, &idx
) == NULL
) {
5878 uu_avl_insert(tree
, node
, idx
);
5880 zfs_close(node
->un_zhp
);
5881 free(node
->un_mountp
);
5887 * Walk the AVL tree in reverse, unmounting each filesystem and
5888 * removing it from the AVL tree in the process.
5890 if ((walk
= uu_avl_walk_start(tree
,
5891 UU_WALK_REVERSE
| UU_WALK_ROBUST
)) == NULL
)
5894 while ((node
= uu_avl_walk_next(walk
)) != NULL
) {
5895 uu_avl_remove(tree
, node
);
5899 if (zfs_unshareall_bypath(node
->un_zhp
,
5900 node
->un_mountp
) != 0)
5905 if (zfs_unmount(node
->un_zhp
,
5906 node
->un_mountp
, flags
) != 0)
5911 zfs_close(node
->un_zhp
);
5912 free(node
->un_mountp
);
5916 uu_avl_walk_end(walk
);
5917 uu_avl_destroy(tree
);
5918 uu_avl_pool_destroy(pool
);
5923 (void) fprintf(stderr
,
5924 gettext("missing filesystem argument\n"));
5926 (void) fprintf(stderr
,
5927 gettext("too many arguments\n"));
5932 * We have an argument, but it may be a full path or a ZFS
5933 * filesystem. Pass full paths off to unmount_path() (shared by
5934 * manual_unmount), otherwise open the filesystem and pass to
5937 if (argv
[0][0] == '/')
5938 return (unshare_unmount_path(op
, argv
[0],
5941 if ((zhp
= zfs_open(g_zfs
, argv
[0],
5942 ZFS_TYPE_FILESYSTEM
)) == NULL
)
5945 verify(zfs_prop_get(zhp
, op
== OP_SHARE
?
5946 ZFS_PROP_SHARENFS
: ZFS_PROP_MOUNTPOINT
,
5947 nfs_mnt_prop
, sizeof (nfs_mnt_prop
), NULL
,
5948 NULL
, 0, B_FALSE
) == 0);
5952 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARENFS
,
5954 sizeof (nfs_mnt_prop
),
5955 NULL
, NULL
, 0, B_FALSE
) == 0);
5956 verify(zfs_prop_get(zhp
, ZFS_PROP_SHARESMB
,
5957 sharesmb
, sizeof (sharesmb
), NULL
, NULL
,
5960 if (strcmp(nfs_mnt_prop
, "off") == 0 &&
5961 strcmp(sharesmb
, "off") == 0) {
5962 (void) fprintf(stderr
, gettext("cannot "
5963 "unshare '%s': legacy share\n"),
5965 (void) fprintf(stderr
, gettext("use "
5966 "unshare(1M) to unshare this "
5969 } else if (!zfs_is_shared(zhp
)) {
5970 (void) fprintf(stderr
, gettext("cannot "
5971 "unshare '%s': not currently "
5972 "shared\n"), zfs_get_name(zhp
));
5974 } else if (zfs_unshareall(zhp
) != 0) {
5980 if (strcmp(nfs_mnt_prop
, "legacy") == 0) {
5981 (void) fprintf(stderr
, gettext("cannot "
5982 "unmount '%s': legacy "
5983 "mountpoint\n"), zfs_get_name(zhp
));
5984 (void) fprintf(stderr
, gettext("use "
5985 "umount(1M) to unmount this "
5988 } else if (!zfs_is_mounted(zhp
, NULL
)) {
5989 (void) fprintf(stderr
, gettext("cannot "
5990 "unmount '%s': not currently "
5994 } else if (zfs_unmountall(zhp
, flags
) != 0) {
6008 * zfs unmount filesystem
6010 * Unmount all filesystems, or a specific ZFS filesystem.
6013 zfs_do_unmount(int argc
, char **argv
)
6015 return (unshare_unmount(OP_MOUNT
, argc
, argv
));
6020 * zfs unshare filesystem
6022 * Unshare all filesystems, or a specific ZFS filesystem.
6025 zfs_do_unshare(int argc
, char **argv
)
6027 return (unshare_unmount(OP_SHARE
, argc
, argv
));
6031 find_command_idx(char *command
, int *idx
)
6035 for (i
= 0; i
< NCOMMAND
; i
++) {
6036 if (command_table
[i
].name
== NULL
)
6039 if (strcmp(command
, command_table
[i
].name
) == 0) {
6048 zfs_do_diff(int argc
, char **argv
)
6052 char *tosnap
= NULL
;
6053 char *fromsnap
= NULL
;
6058 while ((c
= getopt(argc
, argv
, "FHt")) != -1) {
6061 flags
|= ZFS_DIFF_CLASSIFY
;
6064 flags
|= ZFS_DIFF_PARSEABLE
;
6067 flags
|= ZFS_DIFF_TIMESTAMP
;
6070 (void) fprintf(stderr
,
6071 gettext("invalid option '%c'\n"), optopt
);
6080 (void) fprintf(stderr
,
6081 gettext("must provide at least one snapshot name\n"));
6086 (void) fprintf(stderr
, gettext("too many arguments\n"));
6091 tosnap
= (argc
== 2) ? argv
[1] : NULL
;
6094 if (*fromsnap
!= '@')
6095 copy
= strdup(fromsnap
);
6097 copy
= strdup(tosnap
);
6101 if ((atp
= strchr(copy
, '@')))
6104 if ((zhp
= zfs_open(g_zfs
, copy
, ZFS_TYPE_FILESYSTEM
)) == NULL
)
6110 * Ignore SIGPIPE so that the library can give us
6111 * information on any failure
6113 (void) sigignore(SIGPIPE
);
6115 err
= zfs_show_diffs(zhp
, STDOUT_FILENO
, fromsnap
, tosnap
, flags
);
6123 main(int argc
, char **argv
)
6129 (void) setlocale(LC_ALL
, "");
6130 (void) textdomain(TEXT_DOMAIN
);
6134 if ((mnttab_file
= fopen(MNTTAB
, "r")) == NULL
) {
6135 (void) fprintf(stderr
, gettext("internal error: unable to "
6136 "open %s\n"), MNTTAB
);
6141 * Make sure the user has specified some command.
6144 (void) fprintf(stderr
, gettext("missing command\n"));
6151 * The 'umount' command is an alias for 'unmount'
6153 if (strcmp(cmdname
, "umount") == 0)
6154 cmdname
= "unmount";
6157 * The 'recv' command is an alias for 'receive'
6159 if (strcmp(cmdname
, "recv") == 0)
6160 cmdname
= "receive";
6165 if ((strcmp(cmdname
, "-?") == 0) ||
6166 (strcmp(cmdname
, "--help") == 0))
6169 if ((g_zfs
= libzfs_init()) == NULL
)
6172 zpool_set_history_str("zfs", argc
, argv
, history_str
);
6173 verify(zpool_stage_history(g_zfs
, history_str
) == 0);
6175 libzfs_print_on_error(g_zfs
, B_TRUE
);
6178 * Run the appropriate command.
6180 libzfs_mnttab_cache(g_zfs
, B_FALSE
);
6181 if (find_command_idx(cmdname
, &i
) == 0) {
6182 current_command
= &command_table
[i
];
6183 ret
= command_table
[i
].func(argc
- 1, argv
+ 1);
6184 } else if (strchr(cmdname
, '=') != NULL
) {
6185 verify(find_command_idx("set", &i
) == 0);
6186 current_command
= &command_table
[i
];
6187 ret
= command_table
[i
].func(argc
, argv
);
6189 (void) fprintf(stderr
, gettext("unrecognized "
6190 "command '%s'\n"), cmdname
);
6196 (void) fclose(mnttab_file
);
6199 * The 'ZFS_ABORT' environment variable causes us to dump core on exit
6200 * for the purposes of running ::findleaks.
6202 if (getenv("ZFS_ABORT") != NULL
) {
6203 (void) printf("dumping core by request\n");