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34dc7c2f
BB		 1/*
2 * CDDL HEADER START
3 *
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.
7 *
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.
12 *
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]
18 *
19 * CDDL HEADER END
20 */
21
22/*
428870ff 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
95bcd51e 24 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
241b5415 25 * Copyright (c) 2011, 2015 by Delphix. All rights reserved.
95bcd51e 26 * Copyright (c) 2012 by Frederik Wessels. All rights reserved.
df831108 27 * Copyright (c) 2012 by Cyril Plisko. All rights reserved.
eaa52d32 28 * Copyright (c) 2013 by Prasad Joshi (sTec). All rights reserved.
8e896579 29 * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>.
bec1067d 30 * Copyright (c) 2017 Datto Inc.
34dc7c2f
BB		 31 */
32
34dc7c2f
BB		 33#include <assert.h>
34#include <ctype.h>
35#include <dirent.h>
36#include <errno.h>
37#include <fcntl.h>
38#include <libgen.h>
39#include <libintl.h>
40#include <libuutil.h>
41#include <locale.h>
42#include <stdio.h>
43#include <stdlib.h>
44#include <string.h>
45#include <strings.h>
46#include <unistd.h>
34dc7c2f
BB		 47#include <pwd.h>
48#include <zone.h>
d6418de0 49#include <sys/wait.h>
1bd201e7 50#include <zfs_prop.h>
34dc7c2f 51#include <sys/fs/zfs.h>
34dc7c2f 52#include <sys/stat.h>
46364cb2 53#include <sys/systeminfo.h>
d02ca379 54#include <sys/fm/fs/zfs.h>
26685276
BB		 55#include <sys/fm/util.h>
56#include <sys/fm/protocol.h>
8c7aa0cf 57#include <sys/zfs_ioctl.h>
b5256303 58#include <sys/mount.h>
193a37cb 59#include <math.h>
34dc7c2f
BB		 60
61#include <libzfs.h>
62
63#include "zpool_util.h"
64#include "zfs_comutil.h"
9ae529ec 65#include "zfeature_common.h"
34dc7c2f 66
428870ff
BB		 67#include "statcommon.h"
68
34dc7c2f
BB		 69static int zpool_do_create(int, char **);
70static int zpool_do_destroy(int, char **);
71
72static int zpool_do_add(int, char **);
73static int zpool_do_remove(int, char **);
131cc95c 74static int zpool_do_labelclear(int, char **);
34dc7c2f
BB		 75
76static int zpool_do_list(int, char **);
77static int zpool_do_iostat(int, char **);
78static int zpool_do_status(int, char **);
79
80static int zpool_do_online(int, char **);
81static int zpool_do_offline(int, char **);
82static int zpool_do_clear(int, char **);
1bd201e7 83static int zpool_do_reopen(int, char **);
34dc7c2f 84
3541dc6d
GA		 85static int zpool_do_reguid(int, char **);
86
34dc7c2f
BB		 87static int zpool_do_attach(int, char **);
88static int zpool_do_detach(int, char **);
89static int zpool_do_replace(int, char **);
428870ff 90static int zpool_do_split(int, char **);
34dc7c2f
BB		 91
92static int zpool_do_scrub(int, char **);
93
94static int zpool_do_import(int, char **);
95static int zpool_do_export(int, char **);
96
97static int zpool_do_upgrade(int, char **);
98
99static int zpool_do_history(int, char **);
26685276 100static int zpool_do_events(int, char **);
34dc7c2f
BB		 101
102static int zpool_do_get(int, char **);
103static int zpool_do_set(int, char **);
104
bec1067d
AP		 105static int zpool_do_sync(int, char **);
106
34dc7c2f
BB		 107/*
108 * These libumem hooks provide a reasonable set of defaults for the allocator's
109 * debugging facilities.
110 */
b128c09f
BB		 111
112#ifdef DEBUG
34dc7c2f
BB		 113const char *
114_umem_debug_init(void)
115{
116 return ("default,verbose"); /* $UMEM_DEBUG setting */
117}
118
119const char *
120_umem_logging_init(void)
121{
122 return ("fail,contents"); /* $UMEM_LOGGING setting */
123}
b128c09f 124#endif
34dc7c2f
BB		 125
126typedef enum {
127 HELP_ADD,
128 HELP_ATTACH,
129 HELP_CLEAR,
130 HELP_CREATE,
131 HELP_DESTROY,
132 HELP_DETACH,
133 HELP_EXPORT,
134 HELP_HISTORY,
135 HELP_IMPORT,
136 HELP_IOSTAT,
131cc95c 137 HELP_LABELCLEAR,
34dc7c2f
BB		 138 HELP_LIST,
139 HELP_OFFLINE,
140 HELP_ONLINE,
141 HELP_REPLACE,
142 HELP_REMOVE,
143 HELP_SCRUB,
144 HELP_STATUS,
145 HELP_UPGRADE,
26685276 146 HELP_EVENTS,
34dc7c2f 147 HELP_GET,
428870ff 148 HELP_SET,
3541dc6d 149 HELP_SPLIT,
bec1067d 150 HELP_SYNC,
1bd201e7
CS		 151 HELP_REGUID,
152 HELP_REOPEN
34dc7c2f
BB		 153} zpool_help_t;
154
155
193a37cb
TH		 156/*
157 * Flags for stats to display with "zpool iostats"
158 */
159enum iostat_type {
160 IOS_DEFAULT = 0,
161 IOS_LATENCY = 1,
162 IOS_QUEUES = 2,
163 IOS_L_HISTO = 3,
7e945072 164 IOS_RQ_HISTO = 4,
193a37cb
TH		 165 IOS_COUNT, /* always last element */
166};
167
168/* iostat_type entries as bitmasks */
169#define IOS_DEFAULT_M (1ULL << IOS_DEFAULT)
170#define IOS_LATENCY_M (1ULL << IOS_LATENCY)
171#define IOS_QUEUES_M (1ULL << IOS_QUEUES)
172#define IOS_L_HISTO_M (1ULL << IOS_L_HISTO)
7e945072
TH		 173#define IOS_RQ_HISTO_M (1ULL << IOS_RQ_HISTO)
174
175/* Mask of all the histo bits */
176#define IOS_ANYHISTO_M (IOS_L_HISTO_M | IOS_RQ_HISTO_M)
177
178/*
179 * Lookup table for iostat flags to nvlist names. Basically a list
180 * of all the nvlists a flag requires. Also specifies the order in
181 * which data gets printed in zpool iostat.
182 */
183static const char *vsx_type_to_nvlist[IOS_COUNT][11] = {
184 [IOS_L_HISTO] = {
185 ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO,
186 ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO,
187 ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO,
188 ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO,
189 ZPOOL_CONFIG_VDEV_SYNC_R_LAT_HISTO,
190 ZPOOL_CONFIG_VDEV_SYNC_W_LAT_HISTO,
191 ZPOOL_CONFIG_VDEV_ASYNC_R_LAT_HISTO,
192 ZPOOL_CONFIG_VDEV_ASYNC_W_LAT_HISTO,
193 ZPOOL_CONFIG_VDEV_SCRUB_LAT_HISTO,
194 NULL},
195 [IOS_LATENCY] = {
196 ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO,
197 ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO,
198 ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO,
199 ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO,
200 NULL},
201 [IOS_QUEUES] = {
202 ZPOOL_CONFIG_VDEV_SYNC_R_ACTIVE_QUEUE,
203 ZPOOL_CONFIG_VDEV_SYNC_W_ACTIVE_QUEUE,
204 ZPOOL_CONFIG_VDEV_ASYNC_R_ACTIVE_QUEUE,
205 ZPOOL_CONFIG_VDEV_ASYNC_W_ACTIVE_QUEUE,
206 ZPOOL_CONFIG_VDEV_SCRUB_ACTIVE_QUEUE,
207 NULL},
208 [IOS_RQ_HISTO] = {
209 ZPOOL_CONFIG_VDEV_SYNC_IND_R_HISTO,
210 ZPOOL_CONFIG_VDEV_SYNC_AGG_R_HISTO,
211 ZPOOL_CONFIG_VDEV_SYNC_IND_W_HISTO,
212 ZPOOL_CONFIG_VDEV_SYNC_AGG_W_HISTO,
213 ZPOOL_CONFIG_VDEV_ASYNC_IND_R_HISTO,
214 ZPOOL_CONFIG_VDEV_ASYNC_AGG_R_HISTO,
215 ZPOOL_CONFIG_VDEV_ASYNC_IND_W_HISTO,
216 ZPOOL_CONFIG_VDEV_ASYNC_AGG_W_HISTO,
217 ZPOOL_CONFIG_VDEV_IND_SCRUB_HISTO,
218 ZPOOL_CONFIG_VDEV_AGG_SCRUB_HISTO,
219 NULL},
220};
221
222
223/*
224 * Given a cb->cb_flags with a histogram bit set, return the iostat_type.
225 * Right now, only one histo bit is ever set at one time, so we can
226 * just do a highbit64(a)
227 */
228#define IOS_HISTO_IDX(a) (highbit64(a & IOS_ANYHISTO_M) - 1)
193a37cb 229
34dc7c2f
BB		 230typedef struct zpool_command {
231 const char *name;
232 int (*func)(int, char **);
233 zpool_help_t usage;
234} zpool_command_t;
235
236/*
237 * Master command table. Each ZFS command has a name, associated function, and
238 * usage message. The usage messages need to be internationalized, so we have
239 * to have a function to return the usage message based on a command index.
240 *
241 * These commands are organized according to how they are displayed in the usage
242 * message. An empty command (one with a NULL name) indicates an empty line in
243 * the generic usage message.
244 */
245static zpool_command_t command_table[] = {
246 { "create", zpool_do_create, HELP_CREATE },
247 { "destroy", zpool_do_destroy, HELP_DESTROY },
248 { NULL },
249 { "add", zpool_do_add, HELP_ADD },
250 { "remove", zpool_do_remove, HELP_REMOVE },
251 { NULL },
131cc95c
DK		 252 { "labelclear", zpool_do_labelclear, HELP_LABELCLEAR },
253 { NULL },
34dc7c2f
BB		 254 { "list", zpool_do_list, HELP_LIST },
255 { "iostat", zpool_do_iostat, HELP_IOSTAT },
256 { "status", zpool_do_status, HELP_STATUS },
257 { NULL },
258 { "online", zpool_do_online, HELP_ONLINE },
259 { "offline", zpool_do_offline, HELP_OFFLINE },
260 { "clear", zpool_do_clear, HELP_CLEAR },
1bd201e7 261 { "reopen", zpool_do_reopen, HELP_REOPEN },
34dc7c2f
BB		 262 { NULL },
263 { "attach", zpool_do_attach, HELP_ATTACH },
264 { "detach", zpool_do_detach, HELP_DETACH },
265 { "replace", zpool_do_replace, HELP_REPLACE },
428870ff 266 { "split", zpool_do_split, HELP_SPLIT },
34dc7c2f
BB		 267 { NULL },
268 { "scrub", zpool_do_scrub, HELP_SCRUB },
269 { NULL },
270 { "import", zpool_do_import, HELP_IMPORT },
271 { "export", zpool_do_export, HELP_EXPORT },
272 { "upgrade", zpool_do_upgrade, HELP_UPGRADE },
3541dc6d 273 { "reguid", zpool_do_reguid, HELP_REGUID },
34dc7c2f
BB		 274 { NULL },
275 { "history", zpool_do_history, HELP_HISTORY },
26685276
BB		 276 { "events", zpool_do_events, HELP_EVENTS },
277 { NULL },
34dc7c2f
BB		 278 { "get", zpool_do_get, HELP_GET },
279 { "set", zpool_do_set, HELP_SET },
bec1067d 280 { "sync", zpool_do_sync, HELP_SYNC },
34dc7c2f
BB		 281};
282
193a37cb 283#define NCOMMAND (ARRAY_SIZE(command_table))
34dc7c2f 284
6f1ffb06 285static zpool_command_t *current_command;
34dc7c2f 286static char history_str[HIS_MAX_RECORD_LEN];
6f1ffb06 287static boolean_t log_history = B_TRUE;
428870ff
BB		 288static uint_t timestamp_fmt = NODATE;
289
34dc7c2f 290static const char *
e9aa730c
GM		 291get_usage(zpool_help_t idx)
292{
34dc7c2f
BB		 293 switch (idx) {
294 case HELP_ADD:
a77f29f9 295 return (gettext("\tadd [-fgLnP] [-o property=value] "
df831108 296 "<pool> <vdev> ...\n"));
34dc7c2f 297 case HELP_ATTACH:
df831108
CP		 298 return (gettext("\tattach [-f] [-o property=value] "
299 "<pool> <device> <new-device>\n"));
34dc7c2f 300 case HELP_CLEAR:
428870ff 301 return (gettext("\tclear [-nF] <pool> [device]\n"));
34dc7c2f 302 case HELP_CREATE:
9ae529ec 303 return (gettext("\tcreate [-fnd] [-o property=value] ... \n"
b128c09f 304 "\t [-O file-system-property=value] ... \n"
34dc7c2f
BB		 305 "\t [-m mountpoint] [-R root] <pool> <vdev> ...\n"));
306 case HELP_DESTROY:
307 return (gettext("\tdestroy [-f] <pool>\n"));
308 case HELP_DETACH:
309 return (gettext("\tdetach <pool> <device>\n"));
310 case HELP_EXPORT:
859735c0 311 return (gettext("\texport [-af] <pool> ...\n"));
34dc7c2f
BB		 312 case HELP_HISTORY:
313 return (gettext("\thistory [-il] [<pool>] ...\n"));
314 case HELP_IMPORT:
315 return (gettext("\timport [-d dir] [-D]\n"
b5256303
TC		 316 "\timport [-d dir | -c cachefile] [-F [-n]] [-l] "
317 "<pool | id>\n"
34dc7c2f 318 "\timport [-o mntopts] [-o property=value] ... \n"
b5256303 319 "\t [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] "
572e2857 320 "[-R root] [-F [-n]] -a\n"
34dc7c2f 321 "\timport [-o mntopts] [-o property=value] ... \n"
b5256303 322 "\t [-d dir | -c cachefile] [-D] [-l] [-f] [-m] [-N] "
572e2857
BB		 323 "[-R root] [-F [-n]]\n"
324 "\t <pool | id> [newpool]\n"));
34dc7c2f 325 case HELP_IOSTAT:
d6418de0
TH		 326 return (gettext("\tiostat [[[-c [script1,script2,...]"
327 "[-lq]]|[-rw]] [-T d | u] [-ghHLpPvy]\n"
328 "\t [[pool ...]|[pool vdev ...]|[vdev ...]]"
329 " [interval [count]]\n"));
131cc95c
DK		 330 case HELP_LABELCLEAR:
331 return (gettext("\tlabelclear [-f] <vdev>\n"));
34dc7c2f 332 case HELP_LIST:
2a8b84b7 333 return (gettext("\tlist [-gHLpPv] [-o property[,...]] "
428870ff 334 "[-T d|u] [pool] ... [interval [count]]\n"));
34dc7c2f 335 case HELP_OFFLINE:
4a283c7f 336 return (gettext("\toffline [-f] [-t] <pool> <device> ...\n"));
34dc7c2f
BB		 337 case HELP_ONLINE:
338 return (gettext("\tonline <pool> <device> ...\n"));
339 case HELP_REPLACE:
628668a3
TF		 340 return (gettext("\treplace [-f] [-o property=value] "
341 "<pool> <device> [new-device]\n"));
34dc7c2f
BB		 342 case HELP_REMOVE:
343 return (gettext("\tremove <pool> <device> ...\n"));
1bd201e7 344 case HELP_REOPEN:
5853fe79 345 return (gettext("\treopen <pool>\n"));
34dc7c2f 346 case HELP_SCRUB:
0ea05c64 347 return (gettext("\tscrub [-s | -p] <pool> ...\n"));
34dc7c2f 348 case HELP_STATUS:
d6418de0
TH		 349 return (gettext("\tstatus [-c [script1,script2,...]] [-gLPvxD]"
350 "[-T d|u] [pool] ... [interval [count]]\n"));
34dc7c2f
BB		 351 case HELP_UPGRADE:
352 return (gettext("\tupgrade\n"
353 "\tupgrade -v\n"
354 "\tupgrade [-V version] <-a | pool ...>\n"));
26685276 355 case HELP_EVENTS:
c5343ba7 356 return (gettext("\tevents [-vHfc]\n"));
34dc7c2f 357 case HELP_GET:
2a8b84b7
AS		 358 return (gettext("\tget [-Hp] [-o \"all\" | field[,...]] "
359 "<\"all\" | property[,...]> <pool> ...\n"));
34dc7c2f
BB		 360 case HELP_SET:
361 return (gettext("\tset <property=value> <pool> \n"));
428870ff 362 case HELP_SPLIT:
b5256303 363 return (gettext("\tsplit [-gLnPl] [-R altroot] [-o mntopts]\n"
428870ff
BB		 364 "\t [-o property=value] <pool> <newpool> "
365 "[<device> ...]\n"));
3541dc6d
GA		 366 case HELP_REGUID:
367 return (gettext("\treguid <pool>\n"));
bec1067d
AP		 368 case HELP_SYNC:
369 return (gettext("\tsync [pool] ...\n"));
34dc7c2f
BB		 370 }
371
372 abort();
373 /* NOTREACHED */
374}
375
376
377/*
378 * Callback routine that will print out a pool property value.
379 */
380static int
381print_prop_cb(int prop, void *cb)
382{
383 FILE *fp = cb;
384
428870ff 385 (void) fprintf(fp, "\t%-15s ", zpool_prop_to_name(prop));
34dc7c2f
BB		 386
387 if (zpool_prop_readonly(prop))
388 (void) fprintf(fp, " NO ");
389 else
428870ff 390 (void) fprintf(fp, " YES ");
34dc7c2f
BB		 391
392 if (zpool_prop_values(prop) == NULL)
393 (void) fprintf(fp, "-\n");
394 else
395 (void) fprintf(fp, "%s\n", zpool_prop_values(prop));
396
397 return (ZPROP_CONT);
398}
399
400/*
401 * Display usage message. If we're inside a command, display only the usage for
402 * that command. Otherwise, iterate over the entire command table and display
403 * a complete usage message.
404 */
405void
406usage(boolean_t requested)
407{
408 FILE *fp = requested ? stdout : stderr;
409
410 if (current_command == NULL) {
411 int i;
412
413 (void) fprintf(fp, gettext("usage: zpool command args ...\n"));
414 (void) fprintf(fp,
415 gettext("where 'command' is one of the following:\n\n"));
416
417 for (i = 0; i < NCOMMAND; i++) {
418 if (command_table[i].name == NULL)
419 (void) fprintf(fp, "\n");
420 else
421 (void) fprintf(fp, "%s",
422 get_usage(command_table[i].usage));
423 }
424 } else {
425 (void) fprintf(fp, gettext("usage:\n"));
426 (void) fprintf(fp, "%s", get_usage(current_command->usage));
427 }
428
429 if (current_command != NULL &&
430 ((strcmp(current_command->name, "set") == 0) ||
431 (strcmp(current_command->name, "get") == 0) ||
432 (strcmp(current_command->name, "list") == 0))) {
433
434 (void) fprintf(fp,
435 gettext("\nthe following properties are supported:\n"));
436
428870ff 437 (void) fprintf(fp, "\n\t%-15s %s %s\n\n",
34dc7c2f
BB		 438 "PROPERTY", "EDIT", "VALUES");
439
440 /* Iterate over all properties */
441 (void) zprop_iter(print_prop_cb, fp, B_FALSE, B_TRUE,
442 ZFS_TYPE_POOL);
9ae529ec
CS		 443
444 (void) fprintf(fp, "\t%-15s ", "feature@...");
445 (void) fprintf(fp, "YES disabled | enabled | active\n");
446
447 (void) fprintf(fp, gettext("\nThe feature@ properties must be "
448 "appended with a feature name.\nSee zpool-features(5).\n"));
34dc7c2f
BB		 449 }
450
451 /*
452 * See comments at end of main().
453 */
454 if (getenv("ZFS_ABORT") != NULL) {
455 (void) printf("dumping core by request\n");
456 abort();
457 }
458
459 exit(requested ? 0 : 2);
460}
461
462void
463print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent,
d2f3e292 464 boolean_t print_logs, int name_flags)
34dc7c2f
BB		 465{
466 nvlist_t **child;
467 uint_t c, children;
468 char *vname;
469
470 if (name != NULL)
471 (void) printf("\t%*s%s\n", indent, "", name);
472
473 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
474 &child, &children) != 0)
475 return;
476
477 for (c = 0; c < children; c++) {
478 uint64_t is_log = B_FALSE;
479
480 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
481 &is_log);
482 if ((is_log && !print_logs) || (!is_log && print_logs))
483 continue;
484
d2f3e292 485 vname = zpool_vdev_name(g_zfs, zhp, child[c], name_flags);
34dc7c2f 486 print_vdev_tree(zhp, vname, child[c], indent + 2,
d2f3e292 487 B_FALSE, name_flags);
34dc7c2f
BB		 488 free(vname);
489 }
490}
491
b9b24bb4
CS		 492static boolean_t
493prop_list_contains_feature(nvlist_t *proplist)
494{
495 nvpair_t *nvp;
496 for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp;
497 nvp = nvlist_next_nvpair(proplist, nvp)) {
498 if (zpool_prop_feature(nvpair_name(nvp)))
499 return (B_TRUE);
500 }
501 return (B_FALSE);
502}
503
34dc7c2f
BB		 504/*
505 * Add a property pair (name, string-value) into a property nvlist.
506 */
507static int
b128c09f
BB		 508add_prop_list(const char *propname, char *propval, nvlist_t **props,
509 boolean_t poolprop)
34dc7c2f 510{
b128c09f
BB		 511 zpool_prop_t prop = ZPROP_INVAL;
512 zfs_prop_t fprop;
34dc7c2f 513 nvlist_t *proplist;
b128c09f
BB		 514 const char *normnm;
515 char *strval;
34dc7c2f
BB		 516
517 if (*props == NULL &&
518 nvlist_alloc(props, NV_UNIQUE_NAME, 0) != 0) {
519 (void) fprintf(stderr,
520 gettext("internal error: out of memory\n"));
521 return (1);
522 }
523
524 proplist = *props;
525
b128c09f 526 if (poolprop) {
b9b24bb4
CS		 527 const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION);
528
9ae529ec
CS		 529 if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL &&
530 !zpool_prop_feature(propname)) {
b128c09f
BB		 531 (void) fprintf(stderr, gettext("property '%s' is "
532 "not a valid pool property\n"), propname);
533 return (2);
534 }
b9b24bb4
CS		 535
536 /*
537 * feature@ properties and version should not be specified
538 * at the same time.
539 */
540 if ((prop == ZPROP_INVAL && zpool_prop_feature(propname) &&
541 nvlist_exists(proplist, vname)) ||
542 (prop == ZPOOL_PROP_VERSION &&
543 prop_list_contains_feature(proplist))) {
544 (void) fprintf(stderr, gettext("'feature@' and "
545 "'version' properties cannot be specified "
546 "together\n"));
547 return (2);
548 }
549
550
9ae529ec
CS		 551 if (zpool_prop_feature(propname))
552 normnm = propname;
553 else
554 normnm = zpool_prop_to_name(prop);
b128c09f 555 } else {
9babb374
BB		 556 if ((fprop = zfs_name_to_prop(propname)) != ZPROP_INVAL) {
557 normnm = zfs_prop_to_name(fprop);
558 } else {
559 normnm = propname;
b128c09f 560 }
34dc7c2f
BB		 561 }
562
b128c09f
BB		 563 if (nvlist_lookup_string(proplist, normnm, &strval) == 0 &&
564 prop != ZPOOL_PROP_CACHEFILE) {
34dc7c2f
BB		 565 (void) fprintf(stderr, gettext("property '%s' "
566 "specified multiple times\n"), propname);
567 return (2);
568 }
569
b128c09f 570 if (nvlist_add_string(proplist, normnm, propval) != 0) {
34dc7c2f
BB		 571 (void) fprintf(stderr, gettext("internal "
572 "error: out of memory\n"));
573 return (1);
574 }
575
576 return (0);
577}
578
2f3ec900
RY		 579/*
580 * Set a default property pair (name, string-value) in a property nvlist
581 */
582static int
583add_prop_list_default(const char *propname, char *propval, nvlist_t **props,
584 boolean_t poolprop)
585{
586 char *pval;
587
588 if (nvlist_lookup_string(*props, propname, &pval) == 0)
589 return (0);
590
591 return (add_prop_list(propname, propval, props, B_TRUE));
592}
593
34dc7c2f 594/*
a77f29f9 595 * zpool add [-fgLnP] [-o property=value] <pool> <vdev> ...
34dc7c2f
BB		 596 *
597 * -f Force addition of devices, even if they appear in use
d2f3e292
RY		 598 * -g Display guid for individual vdev name.
599 * -L Follow links when resolving vdev path name.
34dc7c2f
BB		 600 * -n Do not add the devices, but display the resulting layout if
601 * they were to be added.
df831108 602 * -o Set property=value.
a77f29f9 603 * -P Display full path for vdev name.
34dc7c2f
BB		 604 *
605 * Adds the given vdevs to 'pool'. As with create, the bulk of this work is
606 * handled by get_vdev_spec(), which constructs the nvlist needed to pass to
607 * libzfs.
608 */
609int
610zpool_do_add(int argc, char **argv)
611{
612 boolean_t force = B_FALSE;
613 boolean_t dryrun = B_FALSE;
d2f3e292 614 int name_flags = 0;
34dc7c2f
BB		 615 int c;
616 nvlist_t *nvroot;
617 char *poolname;
618 int ret;
619 zpool_handle_t *zhp;
620 nvlist_t *config;
df831108
CP		 621 nvlist_t *props = NULL;
622 char *propval;
34dc7c2f
BB		 623
624 /* check options */
a77f29f9 625 while ((c = getopt(argc, argv, "fgLno:P")) != -1) {
34dc7c2f
BB		 626 switch (c) {
627 case 'f':
628 force = B_TRUE;
629 break;
d2f3e292
RY		 630 case 'g':
631 name_flags |= VDEV_NAME_GUID;
632 break;
633 case 'L':
634 name_flags |= VDEV_NAME_FOLLOW_LINKS;
635 break;
34dc7c2f
BB		 636 case 'n':
637 dryrun = B_TRUE;
638 break;
df831108
CP		 639 case 'o':
640 if ((propval = strchr(optarg, '=')) == NULL) {
641 (void) fprintf(stderr, gettext("missing "
642 "'=' for -o option\n"));
643 usage(B_FALSE);
644 }
645 *propval = '\0';
646 propval++;
647
648 if ((strcmp(optarg, ZPOOL_CONFIG_ASHIFT) != 0) ||
649 (add_prop_list(optarg, propval, &props, B_TRUE)))
650 usage(B_FALSE);
651 break;
a77f29f9 652 case 'P':
d2f3e292
RY		 653 name_flags |= VDEV_NAME_PATH;
654 break;
34dc7c2f
BB		 655 case '?':
656 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
657 optopt);
658 usage(B_FALSE);
659 }
660 }
661
662 argc -= optind;
663 argv += optind;
664
665 /* get pool name and check number of arguments */
666 if (argc < 1) {
667 (void) fprintf(stderr, gettext("missing pool name argument\n"));
668 usage(B_FALSE);
669 }
670 if (argc < 2) {
671 (void) fprintf(stderr, gettext("missing vdev specification\n"));
672 usage(B_FALSE);
673 }
674
675 poolname = argv[0];
676
677 argc--;
678 argv++;
679
680 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
681 return (1);
682
683 if ((config = zpool_get_config(zhp, NULL)) == NULL) {
684 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
685 poolname);
686 zpool_close(zhp);
687 return (1);
688 }
689
dddef7d6 690 /* unless manually specified use "ashift" pool property (if set) */
691 if (!nvlist_exists(props, ZPOOL_CONFIG_ASHIFT)) {
692 int intval;
693 zprop_source_t src;
694 char strval[ZPOOL_MAXPROPLEN];
695
696 intval = zpool_get_prop_int(zhp, ZPOOL_PROP_ASHIFT, &src);
697 if (src != ZPROP_SRC_DEFAULT) {
698 (void) sprintf(strval, "%" PRId32, intval);
699 verify(add_prop_list(ZPOOL_CONFIG_ASHIFT, strval,
700 &props, B_TRUE) == 0);
701 }
702 }
703
34dc7c2f 704 /* pass off to get_vdev_spec for processing */
df831108 705 nvroot = make_root_vdev(zhp, props, force, !force, B_FALSE, dryrun,
b128c09f 706 argc, argv);
34dc7c2f
BB		 707 if (nvroot == NULL) {
708 zpool_close(zhp);
709 return (1);
710 }
711
712 if (dryrun) {
713 nvlist_t *poolnvroot;
e02b533e
TC		 714 nvlist_t **l2child;
715 uint_t l2children, c;
716 char *vname;
717 boolean_t hadcache = B_FALSE;
34dc7c2f
BB		 718
719 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
720 &poolnvroot) == 0);
721
722 (void) printf(gettext("would update '%s' to the following "
723 "configuration:\n"), zpool_get_name(zhp));
724
725 /* print original main pool and new tree */
d2f3e292
RY		 726 print_vdev_tree(zhp, poolname, poolnvroot, 0, B_FALSE,
727 name_flags);
728 print_vdev_tree(zhp, NULL, nvroot, 0, B_FALSE, name_flags);
34dc7c2f
BB		 729
730 /* Do the same for the logs */
731 if (num_logs(poolnvroot) > 0) {
d2f3e292
RY		 732 print_vdev_tree(zhp, "logs", poolnvroot, 0, B_TRUE,
733 name_flags);
734 print_vdev_tree(zhp, NULL, nvroot, 0, B_TRUE,
735 name_flags);
34dc7c2f 736 } else if (num_logs(nvroot) > 0) {
d2f3e292
RY		 737 print_vdev_tree(zhp, "logs", nvroot, 0, B_TRUE,
738 name_flags);
34dc7c2f
BB		 739 }
740
e02b533e
TC		 741 /* Do the same for the caches */
742 if (nvlist_lookup_nvlist_array(poolnvroot, ZPOOL_CONFIG_L2CACHE,
743 &l2child, &l2children) == 0 && l2children) {
744 hadcache = B_TRUE;
745 (void) printf(gettext("\tcache\n"));
746 for (c = 0; c < l2children; c++) {
747 vname = zpool_vdev_name(g_zfs, NULL,
d2f3e292 748 l2child[c], name_flags);
e02b533e
TC		 749 (void) printf("\t %s\n", vname);
750 free(vname);
751 }
752 }
753 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
754 &l2child, &l2children) == 0 && l2children) {
755 if (!hadcache)
756 (void) printf(gettext("\tcache\n"));
757 for (c = 0; c < l2children; c++) {
758 vname = zpool_vdev_name(g_zfs, NULL,
d2f3e292 759 l2child[c], name_flags);
e02b533e
TC		 760 (void) printf("\t %s\n", vname);
761 free(vname);
762 }
763 }
764
34dc7c2f
BB		 765 ret = 0;
766 } else {
767 ret = (zpool_add(zhp, nvroot) != 0);
768 }
769
df831108 770 nvlist_free(props);
34dc7c2f
BB		 771 nvlist_free(nvroot);
772 zpool_close(zhp);
773
774 return (ret);
775}
776
777/*
428870ff 778 * zpool remove <pool> <vdev> ...
34dc7c2f 779 *
428870ff
BB		 780 * Removes the given vdev from the pool. Currently, this supports removing
781 * spares, cache, and log devices from the pool.
34dc7c2f
BB		 782 */
783int
784zpool_do_remove(int argc, char **argv)
785{
786 char *poolname;
787 int i, ret = 0;
884385a0 788 zpool_handle_t *zhp = NULL;
34dc7c2f
BB		 789
790 argc--;
791 argv++;
792
793 /* get pool name and check number of arguments */
794 if (argc < 1) {
795 (void) fprintf(stderr, gettext("missing pool name argument\n"));
796 usage(B_FALSE);
797 }
798 if (argc < 2) {
799 (void) fprintf(stderr, gettext("missing device\n"));
800 usage(B_FALSE);
801 }
802
803 poolname = argv[0];
804
805 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
806 return (1);
807
808 for (i = 1; i < argc; i++) {
809 if (zpool_vdev_remove(zhp, argv[i]) != 0)
810 ret = 1;
811 }
884385a0 812 zpool_close(zhp);
34dc7c2f
BB		 813
814 return (ret);
815}
816
131cc95c 817/*
dbb38f66
YP		 818 * zpool labelclear [-f] <vdev>
819 *
820 * -f Force clearing the label for the vdevs which are members of
821 * the exported or foreign pools.
131cc95c
DK		 822 *
823 * Verifies that the vdev is not active and zeros out the label information
824 * on the device.
825 */
826int
827zpool_do_labelclear(int argc, char **argv)
828{
dbb38f66
YP		 829 char vdev[MAXPATHLEN];
830 char *name = NULL;
831 struct stat st;
131cc95c 832 int c, fd = -1, ret = 0;
dbb38f66 833 nvlist_t *config;
131cc95c
DK		 834 pool_state_t state;
835 boolean_t inuse = B_FALSE;
836 boolean_t force = B_FALSE;
837
838 /* check options */
839 while ((c = getopt(argc, argv, "f")) != -1) {
840 switch (c) {
841 case 'f':
842 force = B_TRUE;
843 break;
844 default:
845 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
846 optopt);
847 usage(B_FALSE);
848 }
849 }
850
851 argc -= optind;
852 argv += optind;
853
854 /* get vdev name */
855 if (argc < 1) {
dbb38f66
YP		 856 (void) fprintf(stderr, gettext("missing vdev name\n"));
857 usage(B_FALSE);
858 }
859 if (argc > 1) {
860 (void) fprintf(stderr, gettext("too many arguments\n"));
131cc95c
DK		 861 usage(B_FALSE);
862 }
863
dbb38f66
YP		 864 /*
865 * Check if we were given absolute path and use it as is.
866 * Otherwise if the provided vdev name doesn't point to a file,
867 * try prepending expected disk paths and partition numbers.
868 */
869 (void) strlcpy(vdev, argv[0], sizeof (vdev));
870 if (vdev[0] != '/' && stat(vdev, &st) != 0) {
871 int error;
872
873 error = zfs_resolve_shortname(argv[0], vdev, MAXPATHLEN);
874 if (error == 0 && zfs_dev_is_whole_disk(vdev)) {
875 if (zfs_append_partition(vdev, MAXPATHLEN) == -1)
876 error = ENOENT;
877 }
878
879 if (error || (stat(vdev, &st) != 0)) {
880 (void) fprintf(stderr, gettext(
881 "failed to find device %s, try specifying absolute "
882 "path instead\n"), argv[0]);
883 return (1);
884 }
131cc95c
DK		 885 }
886
dbb38f66
YP		 887 if ((fd = open(vdev, O_RDWR)) < 0) {
888 (void) fprintf(stderr, gettext("failed to open %s: %s\n"),
889 vdev, strerror(errno));
890 return (1);
891 }
131cc95c 892
a167aa7c
GDN		 893 if (ioctl(fd, BLKFLSBUF) != 0)
894 (void) fprintf(stderr, gettext("failed to invalidate "
895 "cache for %s: %s\n"), vdev, strerror(errno));
896
dbb38f66 897 if (zpool_read_label(fd, &config, NULL) != 0 || config == NULL) {
131cc95c 898 (void) fprintf(stderr,
dbb38f66
YP		 899 gettext("failed to check state for %s\n"), vdev);
900 return (1);
901 }
902 nvlist_free(config);
131cc95c 903
dbb38f66
YP		 904 ret = zpool_in_use(g_zfs, fd, &state, &name, &inuse);
905 if (ret != 0) {
906 (void) fprintf(stderr,
907 gettext("failed to check state for %s\n"), vdev);
131cc95c
DK		 908 return (1);
909 }
910
dbb38f66
YP		 911 if (!inuse)
912 goto wipe_label;
913
914 switch (state) {
915 default:
916 case POOL_STATE_ACTIVE:
917 case POOL_STATE_SPARE:
918 case POOL_STATE_L2CACHE:
919 (void) fprintf(stderr, gettext(
920 "%s is a member (%s) of pool \"%s\"\n"),
921 vdev, zpool_pool_state_to_name(state), name);
922 ret = 1;
923 goto errout;
131cc95c 924
dbb38f66
YP		 925 case POOL_STATE_EXPORTED:
926 if (force)
131cc95c 927 break;
dbb38f66
YP		 928 (void) fprintf(stderr, gettext(
929 "use '-f' to override the following error:\n"
930 "%s is a member of exported pool \"%s\"\n"),
931 vdev, name);
932 ret = 1;
933 goto errout;
934
935 case POOL_STATE_POTENTIALLY_ACTIVE:
936 if (force)
937 break;
938 (void) fprintf(stderr, gettext(
939 "use '-f' to override the following error:\n"
940 "%s is a member of potentially active pool \"%s\"\n"),
941 vdev, name);
942 ret = 1;
943 goto errout;
944
945 case POOL_STATE_DESTROYED:
946 /* inuse should never be set for a destroyed pool */
947 assert(0);
948 break;
131cc95c
DK		 949 }
950
951wipe_label:
dbb38f66
YP		 952 ret = zpool_clear_label(fd);
953 if (ret != 0) {
131cc95c 954 (void) fprintf(stderr,
dbb38f66 955 gettext("failed to clear label for %s\n"), vdev);
131cc95c
DK		 956 }
957
958errout:
dbb38f66
YP		 959 free(name);
960 (void) close(fd);
131cc95c
DK		 961
962 return (ret);
963}
964
34dc7c2f 965/*
9ae529ec 966 * zpool create [-fnd] [-o property=value] ...
b128c09f
BB		 967 * [-O file-system-property=value] ...
968 * [-R root] [-m mountpoint] <pool> <dev> ...
34dc7c2f
BB		 969 *
970 * -f Force creation, even if devices appear in use
971 * -n Do not create the pool, but display the resulting layout if it
972 * were to be created.
973 * -R Create a pool under an alternate root
974 * -m Set default mountpoint for the root dataset. By default it's
9ae529ec 975 * '/<pool>'
34dc7c2f 976 * -o Set property=value.
e4010f27 977 * -o Set feature@feature=enabled|disabled.
9ae529ec
CS		 978 * -d Don't automatically enable all supported pool features
979 * (individual features can be enabled with -o).
b128c09f 980 * -O Set fsproperty=value in the pool's root file system
34dc7c2f
BB		 981 *
982 * Creates the named pool according to the given vdev specification. The
983 * bulk of the vdev processing is done in get_vdev_spec() in zpool_vdev.c. Once
984 * we get the nvlist back from get_vdev_spec(), we either print out the contents
985 * (if '-n' was specified), or pass it to libzfs to do the creation.
986 */
987int
988zpool_do_create(int argc, char **argv)
989{
990 boolean_t force = B_FALSE;
991 boolean_t dryrun = B_FALSE;
9ae529ec 992 boolean_t enable_all_pool_feat = B_TRUE;
34dc7c2f
BB		 993 int c;
994 nvlist_t *nvroot = NULL;
995 char *poolname;
023bbe6f 996 char *tname = NULL;
34dc7c2f
BB		 997 int ret = 1;
998 char *altroot = NULL;
999 char *mountpoint = NULL;
b128c09f 1000 nvlist_t *fsprops = NULL;
34dc7c2f
BB		 1001 nvlist_t *props = NULL;
1002 char *propval;
1003
1004 /* check options */
83e9986f 1005 while ((c = getopt(argc, argv, ":fndR:m:o:O:t:")) != -1) {
34dc7c2f
BB		 1006 switch (c) {
1007 case 'f':
1008 force = B_TRUE;
1009 break;
1010 case 'n':
1011 dryrun = B_TRUE;
1012 break;
9ae529ec
CS		 1013 case 'd':
1014 enable_all_pool_feat = B_FALSE;
1015 break;
34dc7c2f
BB		 1016 case 'R':
1017 altroot = optarg;
1018 if (add_prop_list(zpool_prop_to_name(
b128c09f 1019 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
34dc7c2f 1020 goto errout;
2f3ec900 1021 if (add_prop_list_default(zpool_prop_to_name(
b128c09f 1022 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
34dc7c2f
BB		 1023 goto errout;
1024 break;
1025 case 'm':
7bc7f250 1026 /* Equivalent to -O mountpoint=optarg */
34dc7c2f
BB		 1027 mountpoint = optarg;
1028 break;
1029 case 'o':
1030 if ((propval = strchr(optarg, '=')) == NULL) {
1031 (void) fprintf(stderr, gettext("missing "
1032 "'=' for -o option\n"));
1033 goto errout;
1034 }
1035 *propval = '\0';
1036 propval++;
1037
b128c09f
BB		 1038 if (add_prop_list(optarg, propval, &props, B_TRUE))
1039 goto errout;
9ae529ec
CS		 1040
1041 /*
1042 * If the user is creating a pool that doesn't support
1043 * feature flags, don't enable any features.
1044 */
1045 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_VERSION) {
1046 char *end;
1047 u_longlong_t ver;
1048
1049 ver = strtoull(propval, &end, 10);
1050 if (*end == '\0' &&
1051 ver < SPA_VERSION_FEATURES) {
1052 enable_all_pool_feat = B_FALSE;
1053 }
1054 }
3ac2794c
BB		 1055 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_ALTROOT)
1056 altroot = propval;
b128c09f
BB		 1057 break;
1058 case 'O':
1059 if ((propval = strchr(optarg, '=')) == NULL) {
1060 (void) fprintf(stderr, gettext("missing "
1061 "'=' for -O option\n"));
1062 goto errout;
1063 }
1064 *propval = '\0';
1065 propval++;
1066
7bc7f250
WA		 1067 /*
1068 * Mountpoints are checked and then added later.
1069 * Uniquely among properties, they can be specified
1070 * more than once, to avoid conflict with -m.
1071 */
1072 if (0 == strcmp(optarg,
1073 zfs_prop_to_name(ZFS_PROP_MOUNTPOINT))) {
1074 mountpoint = propval;
1075 } else if (add_prop_list(optarg, propval, &fsprops,
1076 B_FALSE)) {
34dc7c2f 1077 goto errout;
7bc7f250 1078 }
34dc7c2f 1079 break;
83e9986f
RY		 1080 case 't':
1081 /*
1082 * Sanity check temporary pool name.
1083 */
1084 if (strchr(optarg, '/') != NULL) {
1085 (void) fprintf(stderr, gettext("cannot create "
1086 "'%s': invalid character '/' in temporary "
1087 "name\n"), optarg);
1088 (void) fprintf(stderr, gettext("use 'zfs "
1089 "create' to create a dataset\n"));
1090 goto errout;
1091 }
1092
1093 if (add_prop_list(zpool_prop_to_name(
1094 ZPOOL_PROP_TNAME), optarg, &props, B_TRUE))
1095 goto errout;
1096 if (add_prop_list_default(zpool_prop_to_name(
1097 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
1098 goto errout;
023bbe6f 1099 tname = optarg;
83e9986f 1100 break;
34dc7c2f
BB		 1101 case ':':
1102 (void) fprintf(stderr, gettext("missing argument for "
1103 "'%c' option\n"), optopt);
1104 goto badusage;
1105 case '?':
1106 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1107 optopt);
1108 goto badusage;
1109 }
1110 }
1111
1112 argc -= optind;
1113 argv += optind;
1114
1115 /* get pool name and check number of arguments */
1116 if (argc < 1) {
1117 (void) fprintf(stderr, gettext("missing pool name argument\n"));
1118 goto badusage;
1119 }
1120 if (argc < 2) {
1121 (void) fprintf(stderr, gettext("missing vdev specification\n"));
1122 goto badusage;
1123 }
1124
1125 poolname = argv[0];
1126
1127 /*
1128 * As a special case, check for use of '/' in the name, and direct the
1129 * user to use 'zfs create' instead.
1130 */
1131 if (strchr(poolname, '/') != NULL) {
1132 (void) fprintf(stderr, gettext("cannot create '%s': invalid "
1133 "character '/' in pool name\n"), poolname);
1134 (void) fprintf(stderr, gettext("use 'zfs create' to "
1135 "create a dataset\n"));
1136 goto errout;
1137 }
1138
1139 /* pass off to get_vdev_spec for bulk processing */
df30f566 1140 nvroot = make_root_vdev(NULL, props, force, !force, B_FALSE, dryrun,
b128c09f 1141 argc - 1, argv + 1);
34dc7c2f 1142 if (nvroot == NULL)
b128c09f 1143 goto errout;
34dc7c2f
BB		 1144
1145 /* make_root_vdev() allows 0 toplevel children if there are spares */
1146 if (!zfs_allocatable_devs(nvroot)) {
1147 (void) fprintf(stderr, gettext("invalid vdev "
1148 "specification: at least one toplevel vdev must be "
1149 "specified\n"));
1150 goto errout;
1151 }
1152
34dc7c2f
BB		 1153 if (altroot != NULL && altroot[0] != '/') {
1154 (void) fprintf(stderr, gettext("invalid alternate root '%s': "
1155 "must be an absolute path\n"), altroot);
1156 goto errout;
1157 }
1158
1159 /*
1160 * Check the validity of the mountpoint and direct the user to use the
1161 * '-m' mountpoint option if it looks like its in use.
1162 */
1163 if (mountpoint == NULL ||
1164 (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) != 0 &&
1165 strcmp(mountpoint, ZFS_MOUNTPOINT_NONE) != 0)) {
1166 char buf[MAXPATHLEN];
1167 DIR *dirp;
1168
1169 if (mountpoint && mountpoint[0] != '/') {
1170 (void) fprintf(stderr, gettext("invalid mountpoint "
1171 "'%s': must be an absolute path, 'legacy', or "
1172 "'none'\n"), mountpoint);
1173 goto errout;
1174 }
1175
1176 if (mountpoint == NULL) {
1177 if (altroot != NULL)
1178 (void) snprintf(buf, sizeof (buf), "%s/%s",
1179 altroot, poolname);
1180 else
1181 (void) snprintf(buf, sizeof (buf), "/%s",
1182 poolname);
1183 } else {
1184 if (altroot != NULL)
1185 (void) snprintf(buf, sizeof (buf), "%s%s",
1186 altroot, mountpoint);
1187 else
1188 (void) snprintf(buf, sizeof (buf), "%s",
1189 mountpoint);
1190 }
1191
1192 if ((dirp = opendir(buf)) == NULL && errno != ENOENT) {
1193 (void) fprintf(stderr, gettext("mountpoint '%s' : "
1194 "%s\n"), buf, strerror(errno));
1195 (void) fprintf(stderr, gettext("use '-m' "
1196 "option to provide a different default\n"));
1197 goto errout;
1198 } else if (dirp) {
1199 int count = 0;
1200
1201 while (count < 3 && readdir(dirp) != NULL)
1202 count++;
1203 (void) closedir(dirp);
1204
1205 if (count > 2) {
1206 (void) fprintf(stderr, gettext("mountpoint "
1207 "'%s' exists and is not empty\n"), buf);
1208 (void) fprintf(stderr, gettext("use '-m' "
1209 "option to provide a "
1210 "different default\n"));
1211 goto errout;
1212 }
1213 }
1214 }
1215
7bc7f250
WA		 1216 /*
1217 * Now that the mountpoint's validity has been checked, ensure that
1218 * the property is set appropriately prior to creating the pool.
1219 */
1220 if (mountpoint != NULL) {
1221 ret = add_prop_list(zfs_prop_to_name(ZFS_PROP_MOUNTPOINT),
1222 mountpoint, &fsprops, B_FALSE);
1223 if (ret != 0)
1224 goto errout;
1225 }
1226
1227 ret = 1;
34dc7c2f
BB		 1228 if (dryrun) {
1229 /*
1230 * For a dry run invocation, print out a basic message and run
1231 * through all the vdevs in the list and print out in an
1232 * appropriate hierarchy.
1233 */
1234 (void) printf(gettext("would create '%s' with the "
1235 "following layout:\n\n"), poolname);
1236
d2f3e292 1237 print_vdev_tree(NULL, poolname, nvroot, 0, B_FALSE, 0);
34dc7c2f 1238 if (num_logs(nvroot) > 0)
d2f3e292 1239 print_vdev_tree(NULL, "logs", nvroot, 0, B_TRUE, 0);
34dc7c2f
BB		 1240
1241 ret = 0;
1242 } else {
1243 /*
1244 * Hand off to libzfs.
1245 */
e4010f27 1246 spa_feature_t i;
1247 for (i = 0; i < SPA_FEATURES; i++) {
1248 char propname[MAXPATHLEN];
1249 char *propval;
1250 zfeature_info_t *feat = &spa_feature_table[i];
9ae529ec 1251
e4010f27 1252 (void) snprintf(propname, sizeof (propname),
1253 "feature@%s", feat->fi_uname);
1254
1255 /*
1256 * Only features contained in props will be enabled:
1257 * remove from the nvlist every ZFS_FEATURE_DISABLED
1258 * value and add every missing ZFS_FEATURE_ENABLED if
1259 * enable_all_pool_feat is set.
1260 */
1261 if (!nvlist_lookup_string(props, propname, &propval)) {
1262 if (strcmp(propval, ZFS_FEATURE_DISABLED) == 0)
1263 (void) nvlist_remove_all(props,
1264 propname);
1265 } else if (enable_all_pool_feat) {
7bc7f250
WA		 1266 ret = add_prop_list(propname,
1267 ZFS_FEATURE_ENABLED, &props, B_TRUE);
1268 if (ret != 0)
9ae529ec
CS		 1269 goto errout;
1270 }
1271 }
7bc7f250
WA		 1272
1273 ret = 1;
b128c09f
BB		 1274 if (zpool_create(g_zfs, poolname,
1275 nvroot, props, fsprops) == 0) {
023bbe6f 1276 zfs_handle_t *pool = zfs_open(g_zfs,
1277 tname ? tname : poolname, ZFS_TYPE_FILESYSTEM);
34dc7c2f 1278 if (pool != NULL) {
34dc7c2f
BB		 1279 if (zfs_mount(pool, NULL, 0) == 0)
1280 ret = zfs_shareall(pool);
1281 zfs_close(pool);
1282 }
1283 } else if (libzfs_errno(g_zfs) == EZFS_INVALIDNAME) {
1284 (void) fprintf(stderr, gettext("pool name may have "
1285 "been omitted\n"));
1286 }
1287 }
1288
1289errout:
1290 nvlist_free(nvroot);
b128c09f 1291 nvlist_free(fsprops);
34dc7c2f
BB		 1292 nvlist_free(props);
1293 return (ret);
1294badusage:
b128c09f 1295 nvlist_free(fsprops);
34dc7c2f
BB		 1296 nvlist_free(props);
1297 usage(B_FALSE);
1298 return (2);
1299}
1300
1301/*
1302 * zpool destroy <pool>
1303 *
1304 * -f Forcefully unmount any datasets
1305 *
1306 * Destroy the given pool. Automatically unmounts any datasets in the pool.
1307 */
1308int
1309zpool_do_destroy(int argc, char **argv)
1310{
1311 boolean_t force = B_FALSE;
1312 int c;
1313 char *pool;
1314 zpool_handle_t *zhp;
1315 int ret;
1316
1317 /* check options */
1318 while ((c = getopt(argc, argv, "f")) != -1) {
1319 switch (c) {
1320 case 'f':
1321 force = B_TRUE;
1322 break;
1323 case '?':
1324 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1325 optopt);
1326 usage(B_FALSE);
1327 }
1328 }
1329
1330 argc -= optind;
1331 argv += optind;
1332
1333 /* check arguments */
1334 if (argc < 1) {
1335 (void) fprintf(stderr, gettext("missing pool argument\n"));
1336 usage(B_FALSE);
1337 }
1338 if (argc > 1) {
1339 (void) fprintf(stderr, gettext("too many arguments\n"));
1340 usage(B_FALSE);
1341 }
1342
1343 pool = argv[0];
1344
1345 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
1346 /*
1347 * As a special case, check for use of '/' in the name, and
1348 * direct the user to use 'zfs destroy' instead.
1349 */
1350 if (strchr(pool, '/') != NULL)
1351 (void) fprintf(stderr, gettext("use 'zfs destroy' to "
1352 "destroy a dataset\n"));
1353 return (1);
1354 }
1355
1356 if (zpool_disable_datasets(zhp, force) != 0) {
1357 (void) fprintf(stderr, gettext("could not destroy '%s': "
1358 "could not unmount datasets\n"), zpool_get_name(zhp));
a425f5bf 1359 zpool_close(zhp);
34dc7c2f
BB		 1360 return (1);
1361 }
1362
6f1ffb06
MA		 1363 /* The history must be logged as part of the export */
1364 log_history = B_FALSE;
1365
1366 ret = (zpool_destroy(zhp, history_str) != 0);
34dc7c2f
BB		 1367
1368 zpool_close(zhp);
1369
1370 return (ret);
1371}
1372
859735c0
TF		 1373typedef struct export_cbdata {
1374 boolean_t force;
1375 boolean_t hardforce;
1376} export_cbdata_t;
1377
1378/*
1379 * Export one pool
1380 */
1381int
1382zpool_export_one(zpool_handle_t *zhp, void *data)
1383{
1384 export_cbdata_t *cb = data;
1385
1386 if (zpool_disable_datasets(zhp, cb->force) != 0)
1387 return (1);
1388
1389 /* The history must be logged as part of the export */
1390 log_history = B_FALSE;
1391
1392 if (cb->hardforce) {
1393 if (zpool_export_force(zhp, history_str) != 0)
1394 return (1);
1395 } else if (zpool_export(zhp, cb->force, history_str) != 0) {
1396 return (1);
1397 }
1398
1399 return (0);
1400}
1401
34dc7c2f
BB		 1402/*
1403 * zpool export [-f] <pool> ...
1404 *
859735c0 1405 * -a Export all pools
34dc7c2f
BB		 1406 * -f Forcefully unmount datasets
1407 *
1408 * Export the given pools. By default, the command will attempt to cleanly
1409 * unmount any active datasets within the pool. If the '-f' flag is specified,
1410 * then the datasets will be forcefully unmounted.
1411 */
1412int
1413zpool_do_export(int argc, char **argv)
1414{
859735c0
TF		 1415 export_cbdata_t cb;
1416 boolean_t do_all = B_FALSE;
34dc7c2f 1417 boolean_t force = B_FALSE;
fb5f0bc8 1418 boolean_t hardforce = B_FALSE;
859735c0 1419 int c, ret;
34dc7c2f
BB		 1420
1421 /* check options */
859735c0 1422 while ((c = getopt(argc, argv, "afF")) != -1) {
34dc7c2f 1423 switch (c) {
859735c0
TF		 1424 case 'a':
1425 do_all = B_TRUE;
1426 break;
34dc7c2f
BB		 1427 case 'f':
1428 force = B_TRUE;
1429 break;
fb5f0bc8
BB		 1430 case 'F':
1431 hardforce = B_TRUE;
1432 break;
34dc7c2f
BB		 1433 case '?':
1434 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1435 optopt);
1436 usage(B_FALSE);
1437 }
1438 }
1439
859735c0
TF		 1440 cb.force = force;
1441 cb.hardforce = hardforce;
34dc7c2f
BB		 1442 argc -= optind;
1443 argv += optind;
1444
859735c0
TF		 1445 if (do_all) {
1446 if (argc != 0) {
1447 (void) fprintf(stderr, gettext("too many arguments\n"));
1448 usage(B_FALSE);
1449 }
1450
1451 return (for_each_pool(argc, argv, B_TRUE, NULL,
1452 zpool_export_one, &cb));
1453 }
1454
34dc7c2f
BB		 1455 /* check arguments */
1456 if (argc < 1) {
1457 (void) fprintf(stderr, gettext("missing pool argument\n"));
1458 usage(B_FALSE);
1459 }
1460
859735c0 1461 ret = for_each_pool(argc, argv, B_TRUE, NULL, zpool_export_one, &cb);
34dc7c2f
BB		 1462
1463 return (ret);
1464}
1465
1466/*
1467 * Given a vdev configuration, determine the maximum width needed for the device
1468 * name column.
1469 */
1470static int
d2f3e292
RY		 1471max_width(zpool_handle_t *zhp, nvlist_t *nv, int depth, int max,
1472 int name_flags)
34dc7c2f 1473{
d2f3e292 1474 char *name;
34dc7c2f
BB		 1475 nvlist_t **child;
1476 uint_t c, children;
1477 int ret;
1478
5f20c145 1479 name = zpool_vdev_name(g_zfs, zhp, nv, name_flags);
34dc7c2f
BB		 1480 if (strlen(name) + depth > max)
1481 max = strlen(name) + depth;
1482
1483 free(name);
1484
1485 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1486 &child, &children) == 0) {
1487 for (c = 0; c < children; c++)
1488 if ((ret = max_width(zhp, child[c], depth + 2,
d2f3e292 1489 max, name_flags)) > max)
34dc7c2f
BB		 1490 max = ret;
1491 }
1492
1493 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1494 &child, &children) == 0) {
1495 for (c = 0; c < children; c++)
1496 if ((ret = max_width(zhp, child[c], depth + 2,
d2f3e292 1497 max, name_flags)) > max)
34dc7c2f
BB		 1498 max = ret;
1499 }
1500
1501 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1502 &child, &children) == 0) {
1503 for (c = 0; c < children; c++)
1504 if ((ret = max_width(zhp, child[c], depth + 2,
d2f3e292 1505 max, name_flags)) > max)
34dc7c2f
BB		 1506 max = ret;
1507 }
1508
34dc7c2f
BB		 1509 return (max);
1510}
1511
9babb374
BB		 1512typedef struct spare_cbdata {
1513 uint64_t cb_guid;
1514 zpool_handle_t *cb_zhp;
1515} spare_cbdata_t;
1516
1517static boolean_t
1518find_vdev(nvlist_t *nv, uint64_t search)
1519{
1520 uint64_t guid;
1521 nvlist_t **child;
1522 uint_t c, children;
1523
1524 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) == 0 &&
1525 search == guid)
1526 return (B_TRUE);
1527
1528 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1529 &child, &children) == 0) {
1530 for (c = 0; c < children; c++)
1531 if (find_vdev(child[c], search))
1532 return (B_TRUE);
1533 }
1534
1535 return (B_FALSE);
1536}
1537
1538static int
1539find_spare(zpool_handle_t *zhp, void *data)
1540{
1541 spare_cbdata_t *cbp = data;
1542 nvlist_t *config, *nvroot;
1543
1544 config = zpool_get_config(zhp, NULL);
1545 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1546 &nvroot) == 0);
1547
1548 if (find_vdev(nvroot, cbp->cb_guid)) {
1549 cbp->cb_zhp = zhp;
1550 return (1);
1551 }
1552
1553 zpool_close(zhp);
1554 return (0);
1555}
1556
fea33e4e
HJ		 1557typedef struct status_cbdata {
1558 int cb_count;
1559 int cb_name_flags;
1560 int cb_namewidth;
1561 boolean_t cb_allpools;
1562 boolean_t cb_verbose;
1563 boolean_t cb_explain;
1564 boolean_t cb_first;
1565 boolean_t cb_dedup_stats;
1566 boolean_t cb_print_status;
8720e9e7 1567 vdev_cmd_data_list_t *vcdl;
fea33e4e
HJ		 1568} status_cbdata_t;
1569
d6418de0
TH		 1570/* Return 1 if string is NULL, empty, or whitespace; return 0 otherwise. */
1571static int
1572is_blank_str(char *str)
1573{
1574 while (str != NULL && *str != '\0') {
1575 if (!isblank(*str))
1576 return (0);
1577 str++;
1578 }
1579 return (1);
1580}
1581
1582/* Print command output lines for specific vdev in a specific pool */
8720e9e7
TH		 1583static void
1584zpool_print_cmd(vdev_cmd_data_list_t *vcdl, const char *pool, char *path)
1585{
d6418de0
TH		 1586 vdev_cmd_data_t *data;
1587 int i, j;
1588 char *val;
1589
8720e9e7 1590 for (i = 0; i < vcdl->count; i++) {
d6418de0
TH		 1591 if ((strcmp(vcdl->data[i].path, path) != 0) ||
1592 (strcmp(vcdl->data[i].pool, pool) != 0)) {
1593 /* Not the vdev we're looking for */
1594 continue;
8720e9e7 1595 }
d6418de0
TH		 1596
1597 data = &vcdl->data[i];
1598 /* Print out all the output values for this vdev */
1599 for (j = 0; j < vcdl->uniq_cols_cnt; j++) {
1600 val = NULL;
1601 /* Does this vdev have values for this column? */
1602 for (int k = 0; k < data->cols_cnt; k++) {
1603 if (strcmp(data->cols[k],
1604 vcdl->uniq_cols[j]) == 0) {
1605 /* yes it does, record the value */
1606 val = data->lines[k];
1607 break;
1608 }
1609 }
1610 /*
1611 * Mark empty values with dashes to make output
1612 * awk-able.
1613 */
1614 if (is_blank_str(val))
1615 val = "-";
1616
1617 printf("%*s", vcdl->uniq_cols_width[j], val);
1618 if (j < vcdl->uniq_cols_cnt - 1)
1619 printf(" ");
1620 }
1621
1622 /* Print out any values that aren't in a column at the end */
1623 for (j = data->cols_cnt; j < data->lines_cnt; j++) {
1624 /* Did we have any columns? If so print a spacer. */
1625 if (vcdl->uniq_cols_cnt > 0)
1626 printf(" ");
1627
1628 val = data->lines[j];
1629 printf("%s", val ? val : "");
1630 }
1631 break;
8720e9e7
TH		 1632 }
1633}
1634
9babb374
BB		 1635/*
1636 * Print out configuration state as requested by status_callback.
1637 */
d2f3e292 1638static void
fea33e4e
HJ		 1639print_status_config(zpool_handle_t *zhp, status_cbdata_t *cb, const char *name,
1640 nvlist_t *nv, int depth, boolean_t isspare)
9babb374
BB		 1641{
1642 nvlist_t **child;
1643 uint_t c, children;
428870ff 1644 pool_scan_stat_t *ps = NULL;
9babb374 1645 vdev_stat_t *vs;
428870ff 1646 char rbuf[6], wbuf[6], cbuf[6];
9babb374
BB		 1647 char *vname;
1648 uint64_t notpresent;
fea33e4e 1649 spare_cbdata_t spare_cb;
9babb374 1650 char *state;
8720e9e7 1651 char *path = NULL;
9babb374 1652
9babb374
BB		 1653 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1654 &child, &children) != 0)
1655 children = 0;
1656
428870ff
BB		 1657 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
1658 (uint64_t **)&vs, &c) == 0);
1659
9babb374
BB		 1660 state = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1661 if (isspare) {
1662 /*
1663 * For hot spares, we use the terms 'INUSE' and 'AVAILABLE' for
1664 * online drives.
1665 */
1666 if (vs->vs_aux == VDEV_AUX_SPARED)
1667 state = "INUSE";
1668 else if (vs->vs_state == VDEV_STATE_HEALTHY)
1669 state = "AVAIL";
1670 }
1671
fea33e4e 1672 (void) printf("\t%*s%-*s %-8s", depth, "", cb->cb_namewidth - depth,
9babb374
BB		 1673 name, state);
1674
1675 if (!isspare) {
1676 zfs_nicenum(vs->vs_read_errors, rbuf, sizeof (rbuf));
1677 zfs_nicenum(vs->vs_write_errors, wbuf, sizeof (wbuf));
1678 zfs_nicenum(vs->vs_checksum_errors, cbuf, sizeof (cbuf));
1679 (void) printf(" %5s %5s %5s", rbuf, wbuf, cbuf);
1680 }
1681
1682 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT,
1683 &notpresent) == 0) {
9babb374
BB		 1684 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0);
1685 (void) printf(" was %s", path);
1686 } else if (vs->vs_aux != 0) {
1687 (void) printf(" ");
1688
1689 switch (vs->vs_aux) {
1690 case VDEV_AUX_OPEN_FAILED:
1691 (void) printf(gettext("cannot open"));
1692 break;
1693
1694 case VDEV_AUX_BAD_GUID_SUM:
1695 (void) printf(gettext("missing device"));
1696 break;
1697
1698 case VDEV_AUX_NO_REPLICAS:
1699 (void) printf(gettext("insufficient replicas"));
1700 break;
1701
1702 case VDEV_AUX_VERSION_NEWER:
1703 (void) printf(gettext("newer version"));
1704 break;
1705
9ae529ec
CS		 1706 case VDEV_AUX_UNSUP_FEAT:
1707 (void) printf(gettext("unsupported feature(s)"));
1708 break;
1709
9babb374
BB		 1710 case VDEV_AUX_SPARED:
1711 verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID,
fea33e4e
HJ		 1712 &spare_cb.cb_guid) == 0);
1713 if (zpool_iter(g_zfs, find_spare, &spare_cb) == 1) {
1714 if (strcmp(zpool_get_name(spare_cb.cb_zhp),
9babb374
BB		 1715 zpool_get_name(zhp)) == 0)
1716 (void) printf(gettext("currently in "
1717 "use"));
1718 else
1719 (void) printf(gettext("in use by "
1720 "pool '%s'"),
fea33e4e
HJ		 1721 zpool_get_name(spare_cb.cb_zhp));
1722 zpool_close(spare_cb.cb_zhp);
9babb374
BB		 1723 } else {
1724 (void) printf(gettext("currently in use"));
1725 }
1726 break;
1727
1728 case VDEV_AUX_ERR_EXCEEDED:
1729 (void) printf(gettext("too many errors"));
1730 break;
1731
1732 case VDEV_AUX_IO_FAILURE:
1733 (void) printf(gettext("experienced I/O failures"));
1734 break;
1735
1736 case VDEV_AUX_BAD_LOG:
1737 (void) printf(gettext("bad intent log"));
1738 break;
1739
428870ff
BB		 1740 case VDEV_AUX_EXTERNAL:
1741 (void) printf(gettext("external device fault"));
1742 break;
1743
1744 case VDEV_AUX_SPLIT_POOL:
1745 (void) printf(gettext("split into new pool"));
1746 break;
1747
379ca9cf
OF		 1748 case VDEV_AUX_ACTIVE:
1749 (void) printf(gettext("currently in use"));
4265a929 1750 break;
379ca9cf 1751
9babb374
BB		 1752 default:
1753 (void) printf(gettext("corrupted data"));
1754 break;
1755 }
428870ff
BB		 1756 }
1757
1758 (void) nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_SCAN_STATS,
1759 (uint64_t **)&ps, &c);
1760
1761 if (ps && ps->pss_state == DSS_SCANNING &&
1762 vs->vs_scan_processed != 0 && children == 0) {
1763 (void) printf(gettext(" (%s)"),
1764 (ps->pss_func == POOL_SCAN_RESILVER) ?
1765 "resilvering" : "repairing");
9babb374
BB		 1766 }
1767
8720e9e7
TH		 1768 if (cb->vcdl != NULL) {
1769 if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0) {
1770 printf(" ");
1771 zpool_print_cmd(cb->vcdl, zpool_get_name(zhp), path);
1772 }
1773 }
1774
9babb374
BB		 1775 (void) printf("\n");
1776
1777 for (c = 0; c < children; c++) {
428870ff 1778 uint64_t islog = B_FALSE, ishole = B_FALSE;
9babb374 1779
428870ff 1780 /* Don't print logs or holes here */
9babb374 1781 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
428870ff
BB		 1782 &islog);
1783 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_HOLE,
1784 &ishole);
1785 if (islog || ishole)
9babb374 1786 continue;
d2f3e292 1787 vname = zpool_vdev_name(g_zfs, zhp, child[c],
fea33e4e
HJ		 1788 cb->cb_name_flags | VDEV_NAME_TYPE_ID);
1789 print_status_config(zhp, cb, vname, child[c], depth + 2,
1790 isspare);
9babb374
BB		 1791 free(vname);
1792 }
1793}
1794
34dc7c2f
BB		 1795/*
1796 * Print the configuration of an exported pool. Iterate over all vdevs in the
1797 * pool, printing out the name and status for each one.
1798 */
d2f3e292 1799static void
fea33e4e
HJ		 1800print_import_config(status_cbdata_t *cb, const char *name, nvlist_t *nv,
1801 int depth)
34dc7c2f
BB		 1802{
1803 nvlist_t **child;
1804 uint_t c, children;
1805 vdev_stat_t *vs;
1806 char *type, *vname;
1807
1808 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
428870ff
BB		 1809 if (strcmp(type, VDEV_TYPE_MISSING) == 0 ||
1810 strcmp(type, VDEV_TYPE_HOLE) == 0)
34dc7c2f
BB		 1811 return;
1812
428870ff 1813 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
34dc7c2f
BB		 1814 (uint64_t **)&vs, &c) == 0);
1815
fea33e4e 1816 (void) printf("\t%*s%-*s", depth, "", cb->cb_namewidth - depth, name);
34dc7c2f
BB		 1817 (void) printf(" %s", zpool_state_to_name(vs->vs_state, vs->vs_aux));
1818
1819 if (vs->vs_aux != 0) {
1820 (void) printf(" ");
1821
1822 switch (vs->vs_aux) {
1823 case VDEV_AUX_OPEN_FAILED:
1824 (void) printf(gettext("cannot open"));
1825 break;
1826
1827 case VDEV_AUX_BAD_GUID_SUM:
1828 (void) printf(gettext("missing device"));
1829 break;
1830
1831 case VDEV_AUX_NO_REPLICAS:
1832 (void) printf(gettext("insufficient replicas"));
1833 break;
1834
1835 case VDEV_AUX_VERSION_NEWER:
1836 (void) printf(gettext("newer version"));
1837 break;
1838
9ae529ec
CS		 1839 case VDEV_AUX_UNSUP_FEAT:
1840 (void) printf(gettext("unsupported feature(s)"));
1841 break;
1842
34dc7c2f
BB		 1843 case VDEV_AUX_ERR_EXCEEDED:
1844 (void) printf(gettext("too many errors"));
1845 break;
1846
379ca9cf
OF		 1847 case VDEV_AUX_ACTIVE:
1848 (void) printf(gettext("currently in use"));
1849 break;
1850
34dc7c2f
BB		 1851 default:
1852 (void) printf(gettext("corrupted data"));
1853 break;
1854 }
1855 }
1856 (void) printf("\n");
1857
1858 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1859 &child, &children) != 0)
1860 return;
1861
1862 for (c = 0; c < children; c++) {
1863 uint64_t is_log = B_FALSE;
1864
1865 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1866 &is_log);
9babb374 1867 if (is_log)
34dc7c2f
BB		 1868 continue;
1869
d2f3e292 1870 vname = zpool_vdev_name(g_zfs, NULL, child[c],
fea33e4e
HJ		 1871 cb->cb_name_flags | VDEV_NAME_TYPE_ID);
1872 print_import_config(cb, vname, child[c], depth + 2);
34dc7c2f
BB		 1873 free(vname);
1874 }
1875
1876 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1877 &child, &children) == 0) {
1878 (void) printf(gettext("\tcache\n"));
1879 for (c = 0; c < children; c++) {
d2f3e292 1880 vname = zpool_vdev_name(g_zfs, NULL, child[c],
fea33e4e 1881 cb->cb_name_flags);
34dc7c2f
BB		 1882 (void) printf("\t %s\n", vname);
1883 free(vname);
1884 }
1885 }
1886
1887 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1888 &child, &children) == 0) {
1889 (void) printf(gettext("\tspares\n"));
1890 for (c = 0; c < children; c++) {
d2f3e292 1891 vname = zpool_vdev_name(g_zfs, NULL, child[c],
fea33e4e 1892 cb->cb_name_flags);
34dc7c2f
BB		 1893 (void) printf("\t %s\n", vname);
1894 free(vname);
1895 }
1896 }
1897}
1898
9babb374
BB		 1899/*
1900 * Print log vdevs.
1901 * Logs are recorded as top level vdevs in the main pool child array
1902 * but with "is_log" set to 1. We use either print_status_config() or
1903 * print_import_config() to print the top level logs then any log
1904 * children (eg mirrored slogs) are printed recursively - which
1905 * works because only the top level vdev is marked "is_log"
1906 */
1907static void
fea33e4e 1908print_logs(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t *nv)
9babb374
BB		 1909{
1910 uint_t c, children;
1911 nvlist_t **child;
1912
1913 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, &child,
1914 &children) != 0)
1915 return;
1916
1917 (void) printf(gettext("\tlogs\n"));
1918
1919 for (c = 0; c < children; c++) {
1920 uint64_t is_log = B_FALSE;
1921 char *name;
1922
1923 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1924 &is_log);
1925 if (!is_log)
1926 continue;
d2f3e292 1927 name = zpool_vdev_name(g_zfs, zhp, child[c],
fea33e4e
HJ		 1928 cb->cb_name_flags | VDEV_NAME_TYPE_ID);
1929 if (cb->cb_print_status)
1930 print_status_config(zhp, cb, name, child[c], 2,
1931 B_FALSE);
9babb374 1932 else
fea33e4e 1933 print_import_config(cb, name, child[c], 2);
9babb374
BB		 1934 free(name);
1935 }
1936}
428870ff 1937
34dc7c2f
BB		 1938/*
1939 * Display the status for the given pool.
1940 */
1941static void
1942show_import(nvlist_t *config)
1943{
1944 uint64_t pool_state;
1945 vdev_stat_t *vs;
1946 char *name;
1947 uint64_t guid;
379ca9cf 1948 uint64_t hostid = 0;
34dc7c2f 1949 char *msgid;
379ca9cf
OF		 1950 char *hostname = "unknown";
1951 nvlist_t *nvroot, *nvinfo;
731782ec 1952 zpool_status_t reason;
ffe9d382 1953 zpool_errata_t errata;
34dc7c2f
BB		 1954 const char *health;
1955 uint_t vsc;
d96eb2b1 1956 char *comment;
fea33e4e 1957 status_cbdata_t cb = { 0 };
34dc7c2f
BB		 1958
1959 verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
1960 &name) == 0);
1961 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID,
1962 &guid) == 0);
1963 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
1964 &pool_state) == 0);
1965 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1966 &nvroot) == 0);
1967
428870ff 1968 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
34dc7c2f
BB		 1969 (uint64_t **)&vs, &vsc) == 0);
1970 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1971
ffe9d382 1972 reason = zpool_import_status(config, &msgid, &errata);
34dc7c2f 1973
d96eb2b1
DM		 1974 (void) printf(gettext(" pool: %s\n"), name);
1975 (void) printf(gettext(" id: %llu\n"), (u_longlong_t)guid);
1976 (void) printf(gettext(" state: %s"), health);
34dc7c2f
BB		 1977 if (pool_state == POOL_STATE_DESTROYED)
1978 (void) printf(gettext(" (DESTROYED)"));
1979 (void) printf("\n");
1980
1981 switch (reason) {
1982 case ZPOOL_STATUS_MISSING_DEV_R:
1983 case ZPOOL_STATUS_MISSING_DEV_NR:
1984 case ZPOOL_STATUS_BAD_GUID_SUM:
d96eb2b1
DM		 1985 (void) printf(gettext(" status: One or more devices are "
1986 "missing from the system.\n"));
34dc7c2f
BB		 1987 break;
1988
1989 case ZPOOL_STATUS_CORRUPT_LABEL_R:
1990 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
d96eb2b1 1991 (void) printf(gettext(" status: One or more devices contains "
34dc7c2f
BB		 1992 "corrupted data.\n"));
1993 break;
1994
1995 case ZPOOL_STATUS_CORRUPT_DATA:
d96eb2b1
DM		 1996 (void) printf(
1997 gettext(" status: The pool data is corrupted.\n"));
34dc7c2f
BB		 1998 break;
1999
2000 case ZPOOL_STATUS_OFFLINE_DEV:
d96eb2b1 2001 (void) printf(gettext(" status: One or more devices "
34dc7c2f
BB		 2002 "are offlined.\n"));
2003 break;
2004
2005 case ZPOOL_STATUS_CORRUPT_POOL:
d96eb2b1 2006 (void) printf(gettext(" status: The pool metadata is "
34dc7c2f
BB		 2007 "corrupted.\n"));
2008 break;
2009
2010 case ZPOOL_STATUS_VERSION_OLDER:
b9b24bb4
CS		 2011 (void) printf(gettext(" status: The pool is formatted using a "
2012 "legacy on-disk version.\n"));
34dc7c2f
BB		 2013 break;
2014
2015 case ZPOOL_STATUS_VERSION_NEWER:
d96eb2b1 2016 (void) printf(gettext(" status: The pool is formatted using an "
34dc7c2f
BB		 2017 "incompatible version.\n"));
2018 break;
b128c09f 2019
b9b24bb4
CS		 2020 case ZPOOL_STATUS_FEAT_DISABLED:
2021 (void) printf(gettext(" status: Some supported features are "
2022 "not enabled on the pool.\n"));
2023 break;
2024
9ae529ec
CS		 2025 case ZPOOL_STATUS_UNSUP_FEAT_READ:
2026 (void) printf(gettext("status: The pool uses the following "
4e33ba4c 2027 "feature(s) not supported on this system:\n"));
9ae529ec
CS		 2028 zpool_print_unsup_feat(config);
2029 break;
2030
2031 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
2032 (void) printf(gettext("status: The pool can only be accessed "
2033 "in read-only mode on this system. It\n\tcannot be "
2034 "accessed in read-write mode because it uses the "
2035 "following\n\tfeature(s) not supported on this system:\n"));
2036 zpool_print_unsup_feat(config);
2037 break;
2038
379ca9cf
OF		 2039 case ZPOOL_STATUS_HOSTID_ACTIVE:
2040 (void) printf(gettext(" status: The pool is currently "
2041 "imported by another system.\n"));
2042 break;
2043
2044 case ZPOOL_STATUS_HOSTID_REQUIRED:
2045 (void) printf(gettext(" status: The pool has the "
2046 "multihost property on. It cannot\n\tbe safely imported "
2047 "when the system hostid is not set.\n"));
2048 break;
2049
34dc7c2f 2050 case ZPOOL_STATUS_HOSTID_MISMATCH:
d96eb2b1 2051 (void) printf(gettext(" status: The pool was last accessed by "
34dc7c2f
BB		 2052 "another system.\n"));
2053 break;
b128c09f 2054
34dc7c2f
BB		 2055 case ZPOOL_STATUS_FAULTED_DEV_R:
2056 case ZPOOL_STATUS_FAULTED_DEV_NR:
d96eb2b1 2057 (void) printf(gettext(" status: One or more devices are "
34dc7c2f
BB		 2058 "faulted.\n"));
2059 break;
2060
b128c09f 2061 case ZPOOL_STATUS_BAD_LOG:
d96eb2b1 2062 (void) printf(gettext(" status: An intent log record cannot be "
b128c09f
BB		 2063 "read.\n"));
2064 break;
2065
428870ff 2066 case ZPOOL_STATUS_RESILVERING:
d96eb2b1 2067 (void) printf(gettext(" status: One or more devices were being "
428870ff
BB		 2068 "resilvered.\n"));
2069 break;
2070
ffe9d382
BB		 2071 case ZPOOL_STATUS_ERRATA:
2072 (void) printf(gettext(" status: Errata #%d detected.\n"),
2073 errata);
2074 break;
2075
34dc7c2f
BB		 2076 default:
2077 /*
2078 * No other status can be seen when importing pools.
2079 */
2080 assert(reason == ZPOOL_STATUS_OK);
2081 }
2082
2083 /*
2084 * Print out an action according to the overall state of the pool.
2085 */
2086 if (vs->vs_state == VDEV_STATE_HEALTHY) {
b9b24bb4
CS		 2087 if (reason == ZPOOL_STATUS_VERSION_OLDER ||
2088 reason == ZPOOL_STATUS_FEAT_DISABLED) {
d96eb2b1 2089 (void) printf(gettext(" action: The pool can be "
34dc7c2f
BB		 2090 "imported using its name or numeric identifier, "
2091 "though\n\tsome features will not be available "
2092 "without an explicit 'zpool upgrade'.\n"));
b9b24bb4 2093 } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) {
d96eb2b1 2094 (void) printf(gettext(" action: The pool can be "
34dc7c2f
BB		 2095 "imported using its name or numeric "
2096 "identifier and\n\tthe '-f' flag.\n"));
ffe9d382
BB		 2097 } else if (reason == ZPOOL_STATUS_ERRATA) {
2098 switch (errata) {
2099 case ZPOOL_ERRATA_NONE:
2100 break;
2101
4f2dcb3e
RY		 2102 case ZPOOL_ERRATA_ZOL_2094_SCRUB:
2103 (void) printf(gettext(" action: The pool can "
2104 "be imported using its name or numeric "
2105 "identifier,\n\thowever there is a compat"
2106 "ibility issue which should be corrected"
2107 "\n\tby running 'zpool scrub'\n"));
2108 break;
2109
2110 case ZPOOL_ERRATA_ZOL_2094_ASYNC_DESTROY:
2111 (void) printf(gettext(" action: The pool can"
2112 "not be imported with this version of ZFS "
2113 "due to\n\tan active asynchronous destroy. "
2114 "Revert to an earlier version\n\tand "
2115 "allow the destroy to complete before "
2116 "updating.\n"));
2117 break;
2118
ffe9d382
BB		 2119 default:
2120 /*
2121 * All errata must contain an action message.
2122 */
2123 assert(0);
2124 }
b9b24bb4 2125 } else {
d96eb2b1 2126 (void) printf(gettext(" action: The pool can be "
34dc7c2f
BB		 2127 "imported using its name or numeric "
2128 "identifier.\n"));
b9b24bb4 2129 }
34dc7c2f 2130 } else if (vs->vs_state == VDEV_STATE_DEGRADED) {
d96eb2b1 2131 (void) printf(gettext(" action: The pool can be imported "
34dc7c2f
BB		 2132 "despite missing or damaged devices. The\n\tfault "
2133 "tolerance of the pool may be compromised if imported.\n"));
2134 } else {
2135 switch (reason) {
2136 case ZPOOL_STATUS_VERSION_NEWER:
d96eb2b1 2137 (void) printf(gettext(" action: The pool cannot be "
34dc7c2f
BB		 2138 "imported. Access the pool on a system running "
2139 "newer\n\tsoftware, or recreate the pool from "
2140 "backup.\n"));
2141 break;
9ae529ec
CS		 2142 case ZPOOL_STATUS_UNSUP_FEAT_READ:
2143 (void) printf(gettext("action: The pool cannot be "
2144 "imported. Access the pool on a system that "
2145 "supports\n\tthe required feature(s), or recreate "
2146 "the pool from backup.\n"));
2147 break;
2148 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
2149 (void) printf(gettext("action: The pool cannot be "
2150 "imported in read-write mode. Import the pool "
2151 "with\n"
2152 "\t\"-o readonly=on\", access the pool on a system "
2153 "that supports the\n\trequired feature(s), or "
2154 "recreate the pool from backup.\n"));
2155 break;
34dc7c2f
BB		 2156 case ZPOOL_STATUS_MISSING_DEV_R:
2157 case ZPOOL_STATUS_MISSING_DEV_NR:
2158 case ZPOOL_STATUS_BAD_GUID_SUM:
d96eb2b1 2159 (void) printf(gettext(" action: The pool cannot be "
34dc7c2f
BB		 2160 "imported. Attach the missing\n\tdevices and try "
2161 "again.\n"));
2162 break;
379ca9cf
OF		 2163 case ZPOOL_STATUS_HOSTID_ACTIVE:
2164 VERIFY0(nvlist_lookup_nvlist(config,
2165 ZPOOL_CONFIG_LOAD_INFO, &nvinfo));
2166
2167 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME))
2168 hostname = fnvlist_lookup_string(nvinfo,
2169 ZPOOL_CONFIG_MMP_HOSTNAME);
2170
2171 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID))
2172 hostid = fnvlist_lookup_uint64(nvinfo,
2173 ZPOOL_CONFIG_MMP_HOSTID);
2174
2175 (void) printf(gettext(" action: The pool must be "
2176 "exported from %s (hostid=%lx)\n\tbefore it "
2177 "can be safely imported.\n"), hostname,
2178 (unsigned long) hostid);
2179 break;
2180 case ZPOOL_STATUS_HOSTID_REQUIRED:
2181 (void) printf(gettext(" action: Set a unique system "
b9373170 2182 "hostid with the zgenhostid(8) command.\n"));
379ca9cf 2183 break;
34dc7c2f 2184 default:
d96eb2b1 2185 (void) printf(gettext(" action: The pool cannot be "
34dc7c2f
BB		 2186 "imported due to damaged devices or data.\n"));
2187 }
2188 }
2189
d96eb2b1
DM		 2190 /* Print the comment attached to the pool. */
2191 if (nvlist_lookup_string(config, ZPOOL_CONFIG_COMMENT, &comment) == 0)
2192 (void) printf(gettext("comment: %s\n"), comment);
2193
34dc7c2f
BB		 2194 /*
2195 * If the state is "closed" or "can't open", and the aux state
2196 * is "corrupt data":
2197 */
2198 if (((vs->vs_state == VDEV_STATE_CLOSED) ||
2199 (vs->vs_state == VDEV_STATE_CANT_OPEN)) &&
2200 (vs->vs_aux == VDEV_AUX_CORRUPT_DATA)) {
2201 if (pool_state == POOL_STATE_DESTROYED)
2202 (void) printf(gettext("\tThe pool was destroyed, "
2203 "but can be imported using the '-Df' flags.\n"));
2204 else if (pool_state != POOL_STATE_EXPORTED)
2205 (void) printf(gettext("\tThe pool may be active on "
2206 "another system, but can be imported using\n\t"
2207 "the '-f' flag.\n"));
2208 }
2209
2210 if (msgid != NULL)
3cee2262 2211 (void) printf(gettext(" see: http://zfsonlinux.org/msg/%s\n"),
34dc7c2f
BB		 2212 msgid);
2213
d96eb2b1 2214 (void) printf(gettext(" config:\n\n"));
34dc7c2f 2215
5f20c145 2216 cb.cb_namewidth = max_width(NULL, nvroot, 0, 0, VDEV_NAME_TYPE_ID);
fea33e4e
HJ		 2217 if (cb.cb_namewidth < 10)
2218 cb.cb_namewidth = 10;
34dc7c2f 2219
fea33e4e 2220 print_import_config(&cb, name, nvroot, 0);
9babb374 2221 if (num_logs(nvroot) > 0)
fea33e4e 2222 print_logs(NULL, &cb, nvroot);
34dc7c2f
BB		 2223
2224 if (reason == ZPOOL_STATUS_BAD_GUID_SUM) {
2225 (void) printf(gettext("\n\tAdditional devices are known to "
2226 "be part of this pool, though their\n\texact "
2227 "configuration cannot be determined.\n"));
2228 }
2229}
2230
379ca9cf
OF		 2231static boolean_t
2232zfs_force_import_required(nvlist_t *config)
2233{
2234 uint64_t state;
2235 uint64_t hostid = 0;
2236 nvlist_t *nvinfo;
2237
2238 state = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE);
2239 (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_HOSTID, &hostid);
2240
2241 if (state != POOL_STATE_EXPORTED && hostid != get_system_hostid())
2242 return (B_TRUE);
2243
2244 nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO);
2245 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE)) {
2246 mmp_state_t mmp_state = fnvlist_lookup_uint64(nvinfo,
2247 ZPOOL_CONFIG_MMP_STATE);
2248
2249 if (mmp_state != MMP_STATE_INACTIVE)
2250 return (B_TRUE);
2251 }
2252
2253 return (B_FALSE);
2254}
2255
34dc7c2f
BB		 2256/*
2257 * Perform the import for the given configuration. This passes the heavy
2258 * lifting off to zpool_import_props(), and then mounts the datasets contained
2259 * within the pool.
2260 */
2261static int
2262do_import(nvlist_t *config, const char *newname, const char *mntopts,
572e2857 2263 nvlist_t *props, int flags)
34dc7c2f 2264{
b5256303 2265 int ret = 0;
34dc7c2f
BB		 2266 zpool_handle_t *zhp;
2267 char *name;
2268 uint64_t state;
2269 uint64_t version;
34dc7c2f 2270
379ca9cf
OF		 2271 name = fnvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME);
2272 state = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE);
2273 version = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION);
34dc7c2f 2274
9ae529ec 2275 if (!SPA_VERSION_IS_SUPPORTED(version)) {
34dc7c2f 2276 (void) fprintf(stderr, gettext("cannot import '%s': pool "
9ae529ec 2277 "is formatted using an unsupported ZFS version\n"), name);
34dc7c2f 2278 return (1);
379ca9cf 2279 } else if (zfs_force_import_required(config) &&
572e2857 2280 !(flags & ZFS_IMPORT_ANY_HOST)) {
379ca9cf
OF		 2281 mmp_state_t mmp_state = MMP_STATE_INACTIVE;
2282 nvlist_t *nvinfo;
2283
2284 nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO);
2285 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE))
2286 mmp_state = fnvlist_lookup_uint64(nvinfo,
2287 ZPOOL_CONFIG_MMP_STATE);
2288
2289 if (mmp_state == MMP_STATE_ACTIVE) {
2290 char *hostname = "<unknown>";
2291 uint64_t hostid = 0;
2292
2293 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME))
2294 hostname = fnvlist_lookup_string(nvinfo,
2295 ZPOOL_CONFIG_MMP_HOSTNAME);
2296
2297 if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID))
2298 hostid = fnvlist_lookup_uint64(nvinfo,
2299 ZPOOL_CONFIG_MMP_HOSTID);
2300
2301 (void) fprintf(stderr, gettext("cannot import '%s': "
2302 "pool is imported on %s (hostid: "
2303 "0x%lx)\nExport the pool on the other system, "
2304 "then run 'zpool import'.\n"),
2305 name, hostname, (unsigned long) hostid);
2306 } else if (mmp_state == MMP_STATE_NO_HOSTID) {
2307 (void) fprintf(stderr, gettext("Cannot import '%s': "
2308 "pool has the multihost property on and the\n"
2309 "system's hostid is not set. Set a unique hostid "
b9373170 2310 "with the zgenhostid(8) command.\n"), name);
379ca9cf
OF		 2311 } else {
2312 char *hostname = "<unknown>";
2313 uint64_t timestamp = 0;
2314 uint64_t hostid = 0;
2315
2316 if (nvlist_exists(config, ZPOOL_CONFIG_HOSTNAME))
2317 hostname = fnvlist_lookup_string(config,
2318 ZPOOL_CONFIG_HOSTNAME);
2319
2320 if (nvlist_exists(config, ZPOOL_CONFIG_TIMESTAMP))
2321 timestamp = fnvlist_lookup_uint64(config,
2322 ZPOOL_CONFIG_TIMESTAMP);
2323
2324 if (nvlist_exists(config, ZPOOL_CONFIG_HOSTID))
2325 hostid = fnvlist_lookup_uint64(config,
2326 ZPOOL_CONFIG_HOSTID);
2327
2328 (void) fprintf(stderr, gettext("cannot import '%s': "
2329 "pool was previously in use from another system.\n"
2330 "Last accessed by %s (hostid=%lx) at %s"
2331 "The pool can be imported, use 'zpool import -f' "
2332 "to import the pool.\n"), name, hostname,
2333 (unsigned long)hostid, ctime((time_t *)&timestamp));
34dc7c2f 2334 }
379ca9cf
OF		 2335
2336 return (1);
34dc7c2f
BB		 2337 }
2338
572e2857 2339 if (zpool_import_props(g_zfs, config, newname, props, flags) != 0)
34dc7c2f
BB		 2340 return (1);
2341
2342 if (newname != NULL)
2343 name = (char *)newname;
2344
45d1cae3
BB		 2345 if ((zhp = zpool_open_canfail(g_zfs, name)) == NULL)
2346 return (1);
34dc7c2f 2347
b5256303
TC		 2348 /*
2349 * Loading keys is best effort. We don't want to return immediately
2350 * if it fails but we do want to give the error to the caller.
2351 */
2352 if (flags & ZFS_IMPORT_LOAD_KEYS) {
2353 ret = zfs_crypto_attempt_load_keys(g_zfs, name);
2354 if (ret != 0)
2355 ret = 1;
2356 }
2357
d164b209 2358 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
572e2857 2359 !(flags & ZFS_IMPORT_ONLY) &&
d164b209 2360 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
34dc7c2f
BB		 2361 zpool_close(zhp);
2362 return (1);
2363 }
2364
2365 zpool_close(zhp);
b5256303 2366 return (ret);
34dc7c2f
BB		 2367}
2368
2369/*
2370 * zpool import [-d dir] [-D]
b5256303 2371 * import [-o mntopts] [-o prop=value] ... [-R root] [-D] [-l]
34dc7c2f 2372 * [-d dir | -c cachefile] [-f] -a
b5256303 2373 * import [-o mntopts] [-o prop=value] ... [-R root] [-D] [-l]
428870ff 2374 * [-d dir | -c cachefile] [-f] [-n] [-F] <pool | id> [newpool]
34dc7c2f
BB		 2375 *
2376 * -c Read pool information from a cachefile instead of searching
2377 * devices.
2378 *
d603ed6c 2379 * -d Scan in a specific directory, other than /dev/. More than
34dc7c2f
BB		 2380 * one directory can be specified using multiple '-d' options.
2381 *
2382 * -D Scan for previously destroyed pools or import all or only
2383 * specified destroyed pools.
2384 *
2385 * -R Temporarily import the pool, with all mountpoints relative to
2386 * the given root. The pool will remain exported when the machine
2387 * is rebooted.
2388 *
428870ff 2389 * -V Import even in the presence of faulted vdevs. This is an
b128c09f
BB		 2390 * intentionally undocumented option for testing purposes, and
2391 * treats the pool configuration as complete, leaving any bad
45d1cae3
BB		 2392 * vdevs in the FAULTED state. In other words, it does verbatim
2393 * import.
b128c09f 2394 *
428870ff
BB		 2395 * -f Force import, even if it appears that the pool is active.
2396 *
2397 * -F Attempt rewind if necessary.
2398 *
2399 * -n See if rewind would work, but don't actually rewind.
2400 *
572e2857
BB		 2401 * -N Import the pool but don't mount datasets.
2402 *
2403 * -T Specify a starting txg to use for import. This option is
2404 * intentionally undocumented option for testing purposes.
2405 *
34dc7c2f
BB		 2406 * -a Import all pools found.
2407 *
b5256303
TC		 2408 * -l Load encryption keys while importing.
2409 *
34dc7c2f
BB		 2410 * -o Set property=value and/or temporary mount options (without '=').
2411 *
7d11e37e
BB		 2412 * -s Scan using the default search path, the libblkid cache will
2413 * not be consulted.
2414 *
34dc7c2f
BB		 2415 * The import command scans for pools to import, and import pools based on pool
2416 * name and GUID. The pool can also be renamed as part of the import process.
2417 */
2418int
2419zpool_do_import(int argc, char **argv)
2420{
2421 char **searchdirs = NULL;
44867b6d 2422 char *env, *envdup = NULL;
34dc7c2f
BB		 2423 int nsearch = 0;
2424 int c;
428870ff 2425 int err = 0;
34dc7c2f
BB		 2426 nvlist_t *pools = NULL;
2427 boolean_t do_all = B_FALSE;
2428 boolean_t do_destroyed = B_FALSE;
2429 char *mntopts = NULL;
34dc7c2f
BB		 2430 nvpair_t *elem;
2431 nvlist_t *config;
b128c09f
BB		 2432 uint64_t searchguid = 0;
2433 char *searchname = NULL;
34dc7c2f
BB		 2434 char *propval;
2435 nvlist_t *found_config;
428870ff 2436 nvlist_t *policy = NULL;
34dc7c2f
BB		 2437 nvlist_t *props = NULL;
2438 boolean_t first;
572e2857 2439 int flags = ZFS_IMPORT_NORMAL;
428870ff
BB		 2440 uint32_t rewind_policy = ZPOOL_NO_REWIND;
2441 boolean_t dryrun = B_FALSE;
2442 boolean_t do_rewind = B_FALSE;
2443 boolean_t xtreme_rewind = B_FALSE;
7d11e37e 2444 boolean_t do_scan = B_FALSE;
572e2857 2445 uint64_t pool_state, txg = -1ULL;
34dc7c2f 2446 char *cachefile = NULL;
428870ff 2447 importargs_t idata = { 0 };
572e2857 2448 char *endptr;
34dc7c2f
BB		 2449
2450 /* check options */
b5256303 2451 while ((c = getopt(argc, argv, ":aCc:d:DEfFlmnNo:R:stT:VX")) != -1) {
34dc7c2f
BB		 2452 switch (c) {
2453 case 'a':
2454 do_all = B_TRUE;
2455 break;
2456 case 'c':
2457 cachefile = optarg;
2458 break;
2459 case 'd':
2460 if (searchdirs == NULL) {
2461 searchdirs = safe_malloc(sizeof (char *));
2462 } else {
2463 char **tmp = safe_malloc((nsearch + 1) *
2464 sizeof (char *));
2465 bcopy(searchdirs, tmp, nsearch *
2466 sizeof (char *));
2467 free(searchdirs);
2468 searchdirs = tmp;
2469 }
2470 searchdirs[nsearch++] = optarg;
2471 break;
2472 case 'D':
2473 do_destroyed = B_TRUE;
2474 break;
2475 case 'f':
572e2857 2476 flags |= ZFS_IMPORT_ANY_HOST;
34dc7c2f 2477 break;
b128c09f 2478 case 'F':
428870ff
BB		 2479 do_rewind = B_TRUE;
2480 break;
b5256303
TC		 2481 case 'l':
2482 flags |= ZFS_IMPORT_LOAD_KEYS;
2483 break;
572e2857
BB		 2484 case 'm':
2485 flags |= ZFS_IMPORT_MISSING_LOG;
2486 break;
428870ff
BB		 2487 case 'n':
2488 dryrun = B_TRUE;
b128c09f 2489 break;
572e2857
BB		 2490 case 'N':
2491 flags |= ZFS_IMPORT_ONLY;
2492 break;
34dc7c2f
BB		 2493 case 'o':
2494 if ((propval = strchr(optarg, '=')) != NULL) {
2495 *propval = '\0';
2496 propval++;
b128c09f
BB		 2497 if (add_prop_list(optarg, propval,
2498 &props, B_TRUE))
34dc7c2f
BB		 2499 goto error;
2500 } else {
2501 mntopts = optarg;
2502 }
2503 break;
2504 case 'R':
2505 if (add_prop_list(zpool_prop_to_name(
b128c09f 2506 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
34dc7c2f 2507 goto error;
2f3ec900 2508 if (add_prop_list_default(zpool_prop_to_name(
b128c09f 2509 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
34dc7c2f
BB		 2510 goto error;
2511 break;
7d11e37e
BB		 2512 case 's':
2513 do_scan = B_TRUE;
2514 break;
26b42f3f
RY		 2515 case 't':
2516 flags |= ZFS_IMPORT_TEMP_NAME;
00d2a8c9
RY		 2517 if (add_prop_list_default(zpool_prop_to_name(
2518 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
2519 goto error;
26b42f3f
RY		 2520 break;
2521
572e2857
BB		 2522 case 'T':
2523 errno = 0;
dea377c0 2524 txg = strtoull(optarg, &endptr, 0);
572e2857
BB		 2525 if (errno != 0 || *endptr != '\0') {
2526 (void) fprintf(stderr,
2527 gettext("invalid txg value\n"));
2528 usage(B_FALSE);
2529 }
2530 rewind_policy = ZPOOL_DO_REWIND | ZPOOL_EXTREME_REWIND;
2531 break;
428870ff 2532 case 'V':
572e2857 2533 flags |= ZFS_IMPORT_VERBATIM;
428870ff
BB		 2534 break;
2535 case 'X':
2536 xtreme_rewind = B_TRUE;
2537 break;
34dc7c2f
BB		 2538 case ':':
2539 (void) fprintf(stderr, gettext("missing argument for "
2540 "'%c' option\n"), optopt);
2541 usage(B_FALSE);
2542 break;
2543 case '?':
2544 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2545 optopt);
2546 usage(B_FALSE);
2547 }
2548 }
2549
2550 argc -= optind;
2551 argv += optind;
2552
2553 if (cachefile && nsearch != 0) {
2554 (void) fprintf(stderr, gettext("-c is incompatible with -d\n"));
2555 usage(B_FALSE);
2556 }
2557
b5256303
TC		 2558 if ((flags & ZFS_IMPORT_LOAD_KEYS) && (flags & ZFS_IMPORT_ONLY)) {
2559 (void) fprintf(stderr, gettext("-l is incompatible with -N\n"));
2560 usage(B_FALSE);
2561 }
2562
2563 if ((flags & ZFS_IMPORT_LOAD_KEYS) && !do_all && argc == 0) {
2564 (void) fprintf(stderr, gettext("-l is only meaningful during "
2565 "an import\n"));
2566 usage(B_FALSE);
2567 }
2568
428870ff
BB		 2569 if ((dryrun || xtreme_rewind) && !do_rewind) {
2570 (void) fprintf(stderr,
2571 gettext("-n or -X only meaningful with -F\n"));
2572 usage(B_FALSE);
2573 }
2574 if (dryrun)
2575 rewind_policy = ZPOOL_TRY_REWIND;
2576 else if (do_rewind)
2577 rewind_policy = ZPOOL_DO_REWIND;
2578 if (xtreme_rewind)
2579 rewind_policy |= ZPOOL_EXTREME_REWIND;
2580
2581 /* In the future, we can capture further policy and include it here */
2582 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
572e2857 2583 nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, txg) != 0 ||
428870ff
BB		 2584 nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind_policy) != 0)
2585 goto error;
2586
34dc7c2f
BB		 2587 /* check argument count */
2588 if (do_all) {
2589 if (argc != 0) {
2590 (void) fprintf(stderr, gettext("too many arguments\n"));
2591 usage(B_FALSE);
2592 }
2593 } else {
2594 if (argc > 2) {
2595 (void) fprintf(stderr, gettext("too many arguments\n"));
2596 usage(B_FALSE);
2597 }
f74b821a 2598 }
34dc7c2f 2599
f74b821a
BB		 2600 /*
2601 * Check for the effective uid. We do this explicitly here because
2602 * otherwise any attempt to discover pools will silently fail.
2603 */
2604 if (argc == 0 && geteuid() != 0) {
2605 (void) fprintf(stderr, gettext("cannot "
2606 "discover pools: permission denied\n"));
2607 if (searchdirs != NULL)
2608 free(searchdirs);
d603ed6c 2609
a425f5bf 2610 nvlist_free(props);
f74b821a
BB		 2611 nvlist_free(policy);
2612 return (1);
34dc7c2f
BB		 2613 }
2614
34dc7c2f 2615 /*
34dc7c2f
BB		 2616 * Depending on the arguments given, we do one of the following:
2617 *
2618 * <none> Iterate through all pools and display information about
2619 * each one.
2620 *
2621 * -a Iterate through all pools and try to import each one.
2622 *
2623 * <id> Find the pool that corresponds to the given GUID/pool
2624 * name and import that one.
2625 *
2626 * -D Above options applies only to destroyed pools.
2627 */
2628 if (argc != 0) {
2629 char *endptr;
2630
2631 errno = 0;
2632 searchguid = strtoull(argv[0], &endptr, 10);
eaa52d32 2633 if (errno != 0 || *endptr != '\0') {
34dc7c2f 2634 searchname = argv[0];
eaa52d32
PJ		 2635 searchguid = 0;
2636 }
34dc7c2f 2637 found_config = NULL;
34dc7c2f 2638
b128c09f 2639 /*
428870ff 2640 * User specified a name or guid. Ensure it's unique.
b128c09f 2641 */
428870ff 2642 idata.unique = B_TRUE;
b128c09f
BB		 2643 }
2644
44867b6d
BB		 2645 /*
2646 * Check the environment for the preferred search path.
2647 */
2648 if ((searchdirs == NULL) && (env = getenv("ZPOOL_IMPORT_PATH"))) {
2649 char *dir;
2650
2651 envdup = strdup(env);
2652
2653 dir = strtok(envdup, ":");
2654 while (dir != NULL) {
2655 if (searchdirs == NULL) {
2656 searchdirs = safe_malloc(sizeof (char *));
2657 } else {
2658 char **tmp = safe_malloc((nsearch + 1) *
2659 sizeof (char *));
2660 bcopy(searchdirs, tmp, nsearch *
2661 sizeof (char *));
2662 free(searchdirs);
2663 searchdirs = tmp;
2664 }
2665 searchdirs[nsearch++] = dir;
2666 dir = strtok(NULL, ":");
2667 }
2668 }
428870ff
BB		 2669
2670 idata.path = searchdirs;
2671 idata.paths = nsearch;
2672 idata.poolname = searchname;
2673 idata.guid = searchguid;
2674 idata.cachefile = cachefile;
7d11e37e 2675 idata.scan = do_scan;
428870ff
BB		 2676
2677 pools = zpool_search_import(g_zfs, &idata);
2678
2679 if (pools != NULL && idata.exists &&
2680 (argc == 1 || strcmp(argv[0], argv[1]) == 0)) {
2681 (void) fprintf(stderr, gettext("cannot import '%s': "
2682 "a pool with that name already exists\n"),
2683 argv[0]);
2684 (void) fprintf(stderr, gettext("use the form '%s "
2685 "<pool | id> <newpool>' to give it a new name\n"),
2686 "zpool import");
2687 err = 1;
2688 } else if (pools == NULL && idata.exists) {
2689 (void) fprintf(stderr, gettext("cannot import '%s': "
2690 "a pool with that name is already created/imported,\n"),
2691 argv[0]);
2692 (void) fprintf(stderr, gettext("and no additional pools "
2693 "with that name were found\n"));
2694 err = 1;
2695 } else if (pools == NULL) {
b128c09f
BB		 2696 if (argc != 0) {
2697 (void) fprintf(stderr, gettext("cannot import '%s': "
2698 "no such pool available\n"), argv[0]);
2699 }
428870ff
BB		 2700 err = 1;
2701 }
2702
2703 if (err == 1) {
d603ed6c
BB		 2704 if (searchdirs != NULL)
2705 free(searchdirs);
44867b6d
BB		 2706 if (envdup != NULL)
2707 free(envdup);
428870ff 2708 nvlist_free(policy);
a425f5bf 2709 nvlist_free(pools);
2710 nvlist_free(props);
b128c09f
BB		 2711 return (1);
2712 }
2713
2714 /*
2715 * At this point we have a list of import candidate configs. Even if
2716 * we were searching by pool name or guid, we still need to
2717 * post-process the list to deal with pool state and possible
2718 * duplicate names.
2719 */
34dc7c2f
BB		 2720 err = 0;
2721 elem = NULL;
2722 first = B_TRUE;
2723 while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2724
2725 verify(nvpair_value_nvlist(elem, &config) == 0);
2726
2727 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
2728 &pool_state) == 0);
2729 if (!do_destroyed && pool_state == POOL_STATE_DESTROYED)
2730 continue;
2731 if (do_destroyed && pool_state != POOL_STATE_DESTROYED)
2732 continue;
2733
428870ff
BB		 2734 verify(nvlist_add_nvlist(config, ZPOOL_REWIND_POLICY,
2735 policy) == 0);
2736
34dc7c2f
BB		 2737 if (argc == 0) {
2738 if (first)
2739 first = B_FALSE;
2740 else if (!do_all)
2741 (void) printf("\n");
2742
428870ff 2743 if (do_all) {
34dc7c2f 2744 err |= do_import(config, NULL, mntopts,
572e2857 2745 props, flags);
428870ff 2746 } else {
34dc7c2f 2747 show_import(config);
428870ff 2748 }
34dc7c2f
BB		 2749 } else if (searchname != NULL) {
2750 char *name;
2751
2752 /*
2753 * We are searching for a pool based on name.
2754 */
2755 verify(nvlist_lookup_string(config,
2756 ZPOOL_CONFIG_POOL_NAME, &name) == 0);
2757
2758 if (strcmp(name, searchname) == 0) {
2759 if (found_config != NULL) {
2760 (void) fprintf(stderr, gettext(
2761 "cannot import '%s': more than "
2762 "one matching pool\n"), searchname);
2763 (void) fprintf(stderr, gettext(
2764 "import by numeric ID instead\n"));
2765 err = B_TRUE;
2766 }
2767 found_config = config;
2768 }
2769 } else {
2770 uint64_t guid;
2771
2772 /*
2773 * Search for a pool by guid.
2774 */
2775 verify(nvlist_lookup_uint64(config,
2776 ZPOOL_CONFIG_POOL_GUID, &guid) == 0);
2777
2778 if (guid == searchguid)
2779 found_config = config;
2780 }
2781 }
2782
2783 /*
2784 * If we were searching for a specific pool, verify that we found a
2785 * pool, and then do the import.
2786 */
2787 if (argc != 0 && err == 0) {
2788 if (found_config == NULL) {
2789 (void) fprintf(stderr, gettext("cannot import '%s': "
2790 "no such pool available\n"), argv[0]);
2791 err = B_TRUE;
2792 } else {
2793 err |= do_import(found_config, argc == 1 ? NULL :
572e2857 2794 argv[1], mntopts, props, flags);
34dc7c2f
BB		 2795 }
2796 }
2797
2798 /*
2799 * If we were just looking for pools, report an error if none were
2800 * found.
2801 */
2802 if (argc == 0 && first)
2803 (void) fprintf(stderr,
2804 gettext("no pools available to import\n"));
2805
2806error:
2807 nvlist_free(props);
2808 nvlist_free(pools);
428870ff 2809 nvlist_free(policy);
d603ed6c
BB		 2810 if (searchdirs != NULL)
2811 free(searchdirs);
44867b6d
BB		 2812 if (envdup != NULL)
2813 free(envdup);
34dc7c2f
BB		 2814
2815 return (err ? 1 : 0);
2816}
2817
bec1067d
AP		 2818/*
2819 * zpool sync [-f] [pool] ...
2820 *
2821 * -f (undocumented) force uberblock (and config including zpool cache file)
2822 * update.
2823 *
2824 * Sync the specified pool(s).
2825 * Without arguments "zpool sync" will sync all pools.
2826 * This command initiates TXG sync(s) and will return after the TXG(s) commit.
2827 *
2828 */
2829static int
2830zpool_do_sync(int argc, char **argv)
2831{
2832 int ret;
2833 boolean_t force = B_FALSE;
2834
2835 /* check options */
2836 while ((ret = getopt(argc, argv, "f")) != -1) {
2837 switch (ret) {
2838 case 'f':
2839 force = B_TRUE;
2840 break;
2841 case '?':
2842 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2843 optopt);
2844 usage(B_FALSE);
2845 }
2846 }
2847
2848 argc -= optind;
2849 argv += optind;
2850
2851 /* if argc == 0 we will execute zpool_sync_one on all pools */
2852 ret = for_each_pool(argc, argv, B_FALSE, NULL, zpool_sync_one, &force);
2853
2854 return (ret);
2855}
2856
34dc7c2f 2857typedef struct iostat_cbdata {
193a37cb 2858 uint64_t cb_flags;
d2f3e292 2859 int cb_name_flags;
34dc7c2f 2860 int cb_namewidth;
1bd201e7 2861 int cb_iteration;
193a37cb
TH		 2862 char **cb_vdev_names; /* Only show these vdevs */
2863 unsigned int cb_vdev_names_count;
2864 boolean_t cb_verbose;
2865 boolean_t cb_literal;
2866 boolean_t cb_scripted;
1bd201e7 2867 zpool_list_t *cb_list;
8720e9e7 2868 vdev_cmd_data_list_t *vcdl;
34dc7c2f
BB		 2869} iostat_cbdata_t;
2870
193a37cb
TH		 2871/* iostat labels */
2872typedef struct name_and_columns {
2873 const char *name; /* Column name */
2874 unsigned int columns; /* Center name to this number of columns */
2875} name_and_columns_t;
2876
2877#define IOSTAT_MAX_LABELS 11 /* Max number of labels on one line */
2878
2879static const name_and_columns_t iostat_top_labels[][IOSTAT_MAX_LABELS] =
2880{
2881 [IOS_DEFAULT] = {{"capacity", 2}, {"operations", 2}, {"bandwidth", 2},
2882 {NULL}},
2883 [IOS_LATENCY] = {{"total_wait", 2}, {"disk_wait", 2}, {"syncq_wait", 2},
2884 {"asyncq_wait", 2}, {"scrub"}},
2885 [IOS_QUEUES] = {{"syncq_read", 2}, {"syncq_write", 2},
2886 {"asyncq_read", 2}, {"asyncq_write", 2}, {"scrubq_read", 2},
2887 {NULL}},
2888 [IOS_L_HISTO] = {{"total_wait", 2}, {"disk_wait", 2},
2889 {"sync_queue", 2}, {"async_queue", 2}, {NULL}},
7e945072
TH		 2890 [IOS_RQ_HISTO] = {{"sync_read", 2}, {"sync_write", 2},
2891 {"async_read", 2}, {"async_write", 2}, {"scrub", 2}, {NULL}},
2892
193a37cb
TH		 2893};
2894
2895/* Shorthand - if "columns" field not set, default to 1 column */
2896static const name_and_columns_t iostat_bottom_labels[][IOSTAT_MAX_LABELS] =
2897{
2898 [IOS_DEFAULT] = {{"alloc"}, {"free"}, {"read"}, {"write"}, {"read"},
2899 {"write"}, {NULL}},
2900 [IOS_LATENCY] = {{"read"}, {"write"}, {"read"}, {"write"}, {"read"},
2901 {"write"}, {"read"}, {"write"}, {"wait"}, {NULL}},
2902 [IOS_QUEUES] = {{"pend"}, {"activ"}, {"pend"}, {"activ"}, {"pend"},
2903 {"activ"}, {"pend"}, {"activ"}, {"pend"}, {"activ"}, {NULL}},
2904 [IOS_L_HISTO] = {{"read"}, {"write"}, {"read"}, {"write"}, {"read"},
2905 {"write"}, {"read"}, {"write"}, {"scrub"}, {NULL}},
7e945072
TH		 2906 [IOS_RQ_HISTO] = {{"ind"}, {"agg"}, {"ind"}, {"agg"}, {"ind"}, {"agg"},
2907 {"ind"}, {"agg"}, {"ind"}, {"agg"}, {NULL}},
2908};
2909
2910static const char *histo_to_title[] = {
2911 [IOS_L_HISTO] = "latency",
2912 [IOS_RQ_HISTO] = "req_size",
193a37cb
TH		 2913};
2914
2915/*
2916 * Return the number of labels in a null-terminated name_and_columns_t
2917 * array.
2918 *
2919 */
2920static unsigned int
2921label_array_len(const name_and_columns_t *labels)
2922{
2923 int i = 0;
2924
2925 while (labels[i].name)
2926 i++;
2927
2928 return (i);
2929}
2930
7e945072
TH		 2931/*
2932 * Return the number of strings in a null-terminated string array.
2933 * For example:
2934 *
2935 * const char foo[] = {"bar", "baz", NULL}
2936 *
2937 * returns 2
2938 */
2939static uint64_t
2940str_array_len(const char *array[])
2941{
2942 uint64_t i = 0;
2943 while (array[i])
2944 i++;
2945
2946 return (i);
2947}
2948
2949
193a37cb
TH		 2950/*
2951 * Return a default column width for default/latency/queue columns. This does
2952 * not include histograms, which have their columns autosized.
2953 */
2954static unsigned int
2955default_column_width(iostat_cbdata_t *cb, enum iostat_type type)
2956{
2957 unsigned long column_width = 5; /* Normal niceprint */
2958 static unsigned long widths[] = {
2959 /*
2960 * Choose some sane default column sizes for printing the
2961 * raw numbers.
2962 */
2963 [IOS_DEFAULT] = 15, /* 1PB capacity */
2964 [IOS_LATENCY] = 10, /* 1B ns = 10sec */
2965 [IOS_QUEUES] = 6, /* 1M queue entries */
2966 };
2967
2968 if (cb->cb_literal)
2969 column_width = widths[type];
2970
2971 return (column_width);
2972}
2973
2974/*
2975 * Print the column labels, i.e:
2976 *
2977 * capacity operations bandwidth
2978 * alloc free read write read write ...
2979 *
2980 * If force_column_width is set, use it for the column width. If not set, use
2981 * the default column width.
2982 */
2983void
2984print_iostat_labels(iostat_cbdata_t *cb, unsigned int force_column_width,
2985 const name_and_columns_t labels[][IOSTAT_MAX_LABELS])
2986{
2987 int i, idx, s;
2988 unsigned int text_start, rw_column_width, spaces_to_end;
2989 uint64_t flags = cb->cb_flags;
2990 uint64_t f;
2991 unsigned int column_width = force_column_width;
2992
2993 /* For each bit set in flags */
2994 for (f = flags; f; f &= ~(1ULL << idx)) {
2995 idx = lowbit64(f) - 1;
2996 if (!force_column_width)
2997 column_width = default_column_width(cb, idx);
2998 /* Print our top labels centered over "read write" label. */
2999 for (i = 0; i < label_array_len(labels[idx]); i++) {
3000 const char *name = labels[idx][i].name;
3001 /*
3002 * We treat labels[][].columns == 0 as shorthand
3003 * for one column. It makes writing out the label
3004 * tables more concise.
3005 */
3006 unsigned int columns = MAX(1, labels[idx][i].columns);
3007 unsigned int slen = strlen(name);
3008
3009 rw_column_width = (column_width * columns) +
3010 (2 * (columns - 1));
3011
02730c33 3012 text_start = (int)((rw_column_width)/columns -
193a37cb
TH		 3013 slen/columns);
3014
3015 printf(" "); /* Two spaces between columns */
3016
3017 /* Space from beginning of column to label */
3018 for (s = 0; s < text_start; s++)
3019 printf(" ");
3020
3021 printf("%s", name);
3022
3023 /* Print space after label to end of column */
3024 spaces_to_end = rw_column_width - text_start - slen;
3025 for (s = 0; s < spaces_to_end; s++)
3026 printf(" ");
3027
3028 }
3029 }
193a37cb
TH		 3030}
3031
d6418de0
TH		 3032
3033/*
3034 * print_cmd_columns - Print custom column titles from -c
3035 *
3036 * If the user specified the "zpool status|iostat -c" then print their custom
3037 * column titles in the header. For example, print_cmd_columns() would print
3038 * the " col1 col2" part of this:
3039 *
3040 * $ zpool iostat -vc 'echo col1=val1; echo col2=val2'
3041 * ...
3042 * capacity operations bandwidth
3043 * pool alloc free read write read write col1 col2
3044 * ---------- ----- ----- ----- ----- ----- ----- ---- ----
3045 * mypool 269K 1008M 0 0 107 946
3046 * mirror 269K 1008M 0 0 107 946
3047 * sdb - - 0 0 102 473 val1 val2
3048 * sdc - - 0 0 5 473 val1 val2
3049 * ---------- ----- ----- ----- ----- ----- ----- ---- ----
3050 */
3051void
3052print_cmd_columns(vdev_cmd_data_list_t *vcdl, int use_dashes)
3053{
3054 int i, j;
3055 vdev_cmd_data_t *data = &vcdl->data[0];
3056
3057 if (vcdl->count == 0 || data == NULL)
3058 return;
3059
3060 /*
3061 * Each vdev cmd should have the same column names unless the user did
3062 * something weird with their cmd. Just take the column names from the
3063 * first vdev and assume it works for all of them.
3064 */
3065 for (i = 0; i < vcdl->uniq_cols_cnt; i++) {
3066 printf(" ");
3067 if (use_dashes) {
3068 for (j = 0; j < vcdl->uniq_cols_width[i]; j++)
3069 printf("-");
3070 } else {
3071 printf("%*s", vcdl->uniq_cols_width[i],
3072 vcdl->uniq_cols[i]);
3073 }
3074 }
3075}
3076
3077
193a37cb
TH		 3078/*
3079 * Utility function to print out a line of dashes like:
3080 *
3081 * -------------------------------- ----- ----- ----- ----- -----
3082 *
3083 * ...or a dashed named-row line like:
3084 *
3085 * logs - - - - -
3086 *
3087 * @cb: iostat data
3088 *
3089 * @force_column_width If non-zero, use the value as the column width.
3090 * Otherwise use the default column widths.
3091 *
3092 * @name: Print a dashed named-row line starting
3093 * with @name. Otherwise, print a regular
3094 * dashed line.
3095 */
3096static void
3097print_iostat_dashes(iostat_cbdata_t *cb, unsigned int force_column_width,
3098 const char *name)
3099{
3100 int i;
3101 unsigned int namewidth;
3102 uint64_t flags = cb->cb_flags;
3103 uint64_t f;
3104 int idx;
3105 const name_and_columns_t *labels;
7e945072
TH		 3106 const char *title;
3107
3108
3109 if (cb->cb_flags & IOS_ANYHISTO_M) {
3110 title = histo_to_title[IOS_HISTO_IDX(cb->cb_flags)];
3111 } else if (cb->cb_vdev_names_count) {
3112 title = "vdev";
3113 } else {
3114 title = "pool";
3115 }
3116
3117 namewidth = MAX(MAX(strlen(title), cb->cb_namewidth),
3118 name ? strlen(name) : 0);
193a37cb 3119
193a37cb
TH		 3120
3121 if (name) {
193a37cb
TH		 3122 printf("%-*s", namewidth, name);
3123 } else {
3124 for (i = 0; i < namewidth; i++)
3125 (void) printf("-");
3126 }
3127
3128 /* For each bit in flags */
3129 for (f = flags; f; f &= ~(1ULL << idx)) {
3130 unsigned int column_width;
3131 idx = lowbit64(f) - 1;
3132 if (force_column_width)
3133 column_width = force_column_width;
3134 else
3135 column_width = default_column_width(cb, idx);
3136
3137 labels = iostat_bottom_labels[idx];
3138 for (i = 0; i < label_array_len(labels); i++) {
3139 if (name)
3140 printf(" %*s-", column_width - 1, " ");
3141 else
3142 printf(" %.*s", column_width,
3143 "--------------------");
3144 }
3145 }
193a37cb
TH		 3146}
3147
3148
3149static void
3150print_iostat_separator_impl(iostat_cbdata_t *cb,
3151 unsigned int force_column_width)
3152{
3153 print_iostat_dashes(cb, force_column_width, NULL);
3154}
3155
34dc7c2f
BB		 3156static void
3157print_iostat_separator(iostat_cbdata_t *cb)
3158{
193a37cb
TH		 3159 print_iostat_separator_impl(cb, 0);
3160}
3161
3162static void
3163print_iostat_header_impl(iostat_cbdata_t *cb, unsigned int force_column_width,
3164 const char *histo_vdev_name)
3165{
3166 unsigned int namewidth;
7e945072
TH		 3167 const char *title;
3168
3169 if (cb->cb_flags & IOS_ANYHISTO_M) {
3170 title = histo_to_title[IOS_HISTO_IDX(cb->cb_flags)];
3171 } else if (cb->cb_vdev_names_count) {
3172 title = "vdev";
3173 } else {
3174 title = "pool";
3175 }
34dc7c2f 3176
7e945072
TH		 3177 namewidth = MAX(MAX(strlen(title), cb->cb_namewidth),
3178 histo_vdev_name ? strlen(histo_vdev_name) : 0);
193a37cb 3179
7e945072 3180 if (histo_vdev_name)
193a37cb
TH		 3181 printf("%-*s", namewidth, histo_vdev_name);
3182 else
3183 printf("%*s", namewidth, "");
3184
7e945072 3185
193a37cb 3186 print_iostat_labels(cb, force_column_width, iostat_top_labels);
d6418de0 3187 printf("\n");
193a37cb 3188
7e945072 3189 printf("%-*s", namewidth, title);
193a37cb
TH		 3190
3191 print_iostat_labels(cb, force_column_width, iostat_bottom_labels);
d6418de0
TH		 3192 if (cb->vcdl != NULL)
3193 print_cmd_columns(cb->vcdl, 0);
3194
3195 printf("\n");
193a37cb
TH		 3196
3197 print_iostat_separator_impl(cb, force_column_width);
d6418de0
TH		 3198
3199 if (cb->vcdl != NULL)
3200 print_cmd_columns(cb->vcdl, 1);
3201
3202 printf("\n");
34dc7c2f
BB		 3203}
3204
3205static void
3206print_iostat_header(iostat_cbdata_t *cb)
3207{
193a37cb 3208 print_iostat_header_impl(cb, 0, NULL);
34dc7c2f
BB		 3209}
3210
193a37cb 3211
34dc7c2f
BB		 3212/*
3213 * Display a single statistic.
3214 */
3215static void
193a37cb
TH		 3216print_one_stat(uint64_t value, enum zfs_nicenum_format format,
3217 unsigned int column_size, boolean_t scripted)
34dc7c2f
BB		 3218{
3219 char buf[64];
3220
193a37cb
TH		 3221 zfs_nicenum_format(value, buf, sizeof (buf), format);
3222
3223 if (scripted)
3224 printf("\t%s", buf);
3225 else
3226 printf(" %*s", column_size, buf);
3227}
3228
3229/*
3230 * Calculate the default vdev stats
3231 *
3232 * Subtract oldvs from newvs, apply a scaling factor, and save the resulting
3233 * stats into calcvs.
3234 */
3235static void
3236calc_default_iostats(vdev_stat_t *oldvs, vdev_stat_t *newvs,
3237 vdev_stat_t *calcvs)
3238{
3239 int i;
3240
3241 memcpy(calcvs, newvs, sizeof (*calcvs));
3242 for (i = 0; i < ARRAY_SIZE(calcvs->vs_ops); i++)
3243 calcvs->vs_ops[i] = (newvs->vs_ops[i] - oldvs->vs_ops[i]);
3244
3245 for (i = 0; i < ARRAY_SIZE(calcvs->vs_bytes); i++)
3246 calcvs->vs_bytes[i] = (newvs->vs_bytes[i] - oldvs->vs_bytes[i]);
3247}
3248
3249/*
3250 * Internal representation of the extended iostats data.
3251 *
3252 * The extended iostat stats are exported in nvlists as either uint64_t arrays
3253 * or single uint64_t's. We make both look like arrays to make them easier
3254 * to process. In order to make single uint64_t's look like arrays, we set
3255 * __data to the stat data, and then set *data = &__data with count = 1. Then,
3256 * we can just use *data and count.
3257 */
3258struct stat_array {
3259 uint64_t *data;
3260 uint_t count; /* Number of entries in data[] */
3261 uint64_t __data; /* Only used when data is a single uint64_t */
3262};
3263
3264static uint64_t
4ea3f864
GM		 3265stat_histo_max(struct stat_array *nva, unsigned int len)
3266{
193a37cb
TH		 3267 uint64_t max = 0;
3268 int i;
3269 for (i = 0; i < len; i++)
3270 max = MAX(max, array64_max(nva[i].data, nva[i].count));
3271
3272 return (max);
3273}
3274
3275/*
3276 * Helper function to lookup a uint64_t array or uint64_t value and store its
3277 * data as a stat_array. If the nvpair is a single uint64_t value, then we make
3278 * it look like a one element array to make it easier to process.
3279 */
3280static int
3281nvpair64_to_stat_array(nvlist_t *nvl, const char *name,
4ea3f864
GM		 3282 struct stat_array *nva)
3283{
193a37cb
TH		 3284 nvpair_t *tmp;
3285 int ret;
3286
3287 verify(nvlist_lookup_nvpair(nvl, name, &tmp) == 0);
3288 switch (nvpair_type(tmp)) {
3289 case DATA_TYPE_UINT64_ARRAY:
3290 ret = nvpair_value_uint64_array(tmp, &nva->data, &nva->count);
3291 break;
3292 case DATA_TYPE_UINT64:
3293 ret = nvpair_value_uint64(tmp, &nva->__data);
3294 nva->data = &nva->__data;
3295 nva->count = 1;
3296 break;
3297 default:
3298 /* Not a uint64_t */
3299 ret = EINVAL;
3300 break;
3301 }
3302
3303 return (ret);
3304}
3305
3306/*
3307 * Given a list of nvlist names, look up the extended stats in newnv and oldnv,
3308 * subtract them, and return the results in a newly allocated stat_array.
3309 * You must free the returned array after you are done with it with
3310 * free_calc_stats().
3311 *
3312 * Additionally, you can set "oldnv" to NULL if you simply want the newnv
3313 * values.
3314 */
3315static struct stat_array *
3316calc_and_alloc_stats_ex(const char **names, unsigned int len, nvlist_t *oldnv,
3317 nvlist_t *newnv)
3318{
3319 nvlist_t *oldnvx = NULL, *newnvx;
3320 struct stat_array *oldnva, *newnva, *calcnva;
3321 int i, j;
3322 unsigned int alloc_size = (sizeof (struct stat_array)) * len;
3323
3324 /* Extract our extended stats nvlist from the main list */
3325 verify(nvlist_lookup_nvlist(newnv, ZPOOL_CONFIG_VDEV_STATS_EX,
3326 &newnvx) == 0);
3327 if (oldnv) {
3328 verify(nvlist_lookup_nvlist(oldnv, ZPOOL_CONFIG_VDEV_STATS_EX,
3329 &oldnvx) == 0);
3330 }
3331
3332 newnva = safe_malloc(alloc_size);
3333 oldnva = safe_malloc(alloc_size);
3334 calcnva = safe_malloc(alloc_size);
3335
3336 for (j = 0; j < len; j++) {
3337 verify(nvpair64_to_stat_array(newnvx, names[j],
3338 &newnva[j]) == 0);
3339 calcnva[j].count = newnva[j].count;
3340 alloc_size = calcnva[j].count * sizeof (calcnva[j].data[0]);
3341 calcnva[j].data = safe_malloc(alloc_size);
3342 memcpy(calcnva[j].data, newnva[j].data, alloc_size);
3343
3344 if (oldnvx) {
3345 verify(nvpair64_to_stat_array(oldnvx, names[j],
3346 &oldnva[j]) == 0);
3347 for (i = 0; i < oldnva[j].count; i++)
3348 calcnva[j].data[i] -= oldnva[j].data[i];
3349 }
3350 }
3351 free(newnva);
3352 free(oldnva);
3353 return (calcnva);
3354}
3355
3356static void
3357free_calc_stats(struct stat_array *nva, unsigned int len)
3358{
3359 int i;
3360 for (i = 0; i < len; i++)
3361 free(nva[i].data);
3362
3363 free(nva);
3364}
3365
3366static void
3367print_iostat_histo(struct stat_array *nva, unsigned int len,
3368 iostat_cbdata_t *cb, unsigned int column_width, unsigned int namewidth,
3369 double scale)
3370{
3371 int i, j;
3372 char buf[6];
3373 uint64_t val;
3374 enum zfs_nicenum_format format;
3375 unsigned int buckets;
7e945072 3376 unsigned int start_bucket;
193a37cb
TH		 3377
3378 if (cb->cb_literal)
3379 format = ZFS_NICENUM_RAW;
3380 else
3381 format = ZFS_NICENUM_1024;
3382
3383 /* All these histos are the same size, so just use nva[0].count */
3384 buckets = nva[0].count;
3385
7e945072
TH		 3386 if (cb->cb_flags & IOS_RQ_HISTO_M) {
3387 /* Start at 512 - req size should never be lower than this */
3388 start_bucket = 9;
3389 } else {
3390 start_bucket = 0;
3391 }
193a37cb 3392
7e945072 3393 for (j = start_bucket; j < buckets; j++) {
193a37cb 3394 /* Print histogram bucket label */
7e945072
TH		 3395 if (cb->cb_flags & IOS_L_HISTO_M) {
3396 /* Ending range of this bucket */
3397 val = (1UL << (j + 1)) - 1;
3398 zfs_nicetime(val, buf, sizeof (buf));
3399 } else {
3400 /* Request size (starting range of bucket) */
3401 val = (1UL << j);
3402 zfs_nicenum(val, buf, sizeof (buf));
3403 }
3404
193a37cb 3405 if (cb->cb_scripted)
02730c33 3406 printf("%llu", (u_longlong_t)val);
193a37cb
TH		 3407 else
3408 printf("%-*s", namewidth, buf);
3409
3410 /* Print the values on the line */
3411 for (i = 0; i < len; i++) {
3412 print_one_stat(nva[i].data[j] * scale, format,
3413 column_width, cb->cb_scripted);
3414 }
3415 printf("\n");
3416 }
3417}
3418
3419static void
3420print_solid_separator(unsigned int length)
3421{
3422 while (length--)
3423 printf("-");
3424 printf("\n");
3425}
3426
3427static void
3428print_iostat_histos(iostat_cbdata_t *cb, nvlist_t *oldnv,
3429 nvlist_t *newnv, double scale, const char *name)
3430{
3431 unsigned int column_width;
3432 unsigned int namewidth;
3433 unsigned int entire_width;
7e945072 3434 enum iostat_type type;
193a37cb 3435 struct stat_array *nva;
7e945072
TH		 3436 const char **names;
3437 unsigned int names_len;
3438
3439 /* What type of histo are we? */
3440 type = IOS_HISTO_IDX(cb->cb_flags);
3441
3442 /* Get NULL-terminated array of nvlist names for our histo */
3443 names = vsx_type_to_nvlist[type];
3444 names_len = str_array_len(names); /* num of names */
3445
3446 nva = calc_and_alloc_stats_ex(names, names_len, oldnv, newnv);
193a37cb
TH		 3447
3448 if (cb->cb_literal) {
3449 column_width = MAX(5,
7e945072 3450 (unsigned int) log10(stat_histo_max(nva, names_len)) + 1);
193a37cb
TH		 3451 } else {
3452 column_width = 5;
3453 }
3454
7e945072
TH		 3455 namewidth = MAX(cb->cb_namewidth,
3456 strlen(histo_to_title[IOS_HISTO_IDX(cb->cb_flags)]));
193a37cb
TH		 3457
3458 /*
3459 * Calculate the entire line width of what we're printing. The
3460 * +2 is for the two spaces between columns:
3461 */
3462 /* read write */
3463 /* ----- ----- */
3464 /* |___| <---------- column_width */
3465 /* */
3466 /* |__________| <--- entire_width */
3467 /* */
3468 entire_width = namewidth + (column_width + 2) *
7e945072 3469 label_array_len(iostat_bottom_labels[type]);
193a37cb
TH		 3470
3471 if (cb->cb_scripted)
3472 printf("%s\n", name);
3473 else
3474 print_iostat_header_impl(cb, column_width, name);
3475
7e945072 3476 print_iostat_histo(nva, names_len, cb, column_width,
193a37cb
TH		 3477 namewidth, scale);
3478
7e945072 3479 free_calc_stats(nva, names_len);
193a37cb
TH		 3480 if (!cb->cb_scripted)
3481 print_solid_separator(entire_width);
3482}
3483
3484/*
3485 * Calculate the average latency of a power-of-two latency histogram
3486 */
3487static uint64_t
3488single_histo_average(uint64_t *histo, unsigned int buckets)
3489{
3490 int i;
3491 uint64_t count = 0, total = 0;
3492
3493 for (i = 0; i < buckets; i++) {
3494 /*
3495 * Our buckets are power-of-two latency ranges. Use the
3496 * midpoint latency of each bucket to calculate the average.
3497 * For example:
3498 *
3499 * Bucket Midpoint
3500 * 8ns-15ns: 12ns
3501 * 16ns-31ns: 24ns
3502 * ...
3503 */
3504 if (histo[i] != 0) {
3505 total += histo[i] * (((1UL << i) + ((1UL << i)/2)));
3506 count += histo[i];
3507 }
3508 }
3509
3510 /* Prevent divide by zero */
3511 return (count == 0 ? 0 : total / count);
3512}
3513
3514static void
3515print_iostat_queues(iostat_cbdata_t *cb, nvlist_t *oldnv,
3516 nvlist_t *newnv, double scale)
3517{
3518 int i;
3519 uint64_t val;
3520 const char *names[] = {
3521 ZPOOL_CONFIG_VDEV_SYNC_R_PEND_QUEUE,
3522 ZPOOL_CONFIG_VDEV_SYNC_R_ACTIVE_QUEUE,
3523 ZPOOL_CONFIG_VDEV_SYNC_W_PEND_QUEUE,
3524 ZPOOL_CONFIG_VDEV_SYNC_W_ACTIVE_QUEUE,
3525 ZPOOL_CONFIG_VDEV_ASYNC_R_PEND_QUEUE,
3526 ZPOOL_CONFIG_VDEV_ASYNC_R_ACTIVE_QUEUE,
3527 ZPOOL_CONFIG_VDEV_ASYNC_W_PEND_QUEUE,
3528 ZPOOL_CONFIG_VDEV_ASYNC_W_ACTIVE_QUEUE,
3529 ZPOOL_CONFIG_VDEV_SCRUB_PEND_QUEUE,
3530 ZPOOL_CONFIG_VDEV_SCRUB_ACTIVE_QUEUE,
3531 };
3532
3533 struct stat_array *nva;
3534
3535 unsigned int column_width = default_column_width(cb, IOS_QUEUES);
3536 enum zfs_nicenum_format format;
3537
3538 nva = calc_and_alloc_stats_ex(names, ARRAY_SIZE(names), NULL, newnv);
3539
3540 if (cb->cb_literal)
3541 format = ZFS_NICENUM_RAW;
3542 else
3543 format = ZFS_NICENUM_1024;
3544
3545 for (i = 0; i < ARRAY_SIZE(names); i++) {
3546 val = nva[i].data[0] * scale;
3547 print_one_stat(val, format, column_width, cb->cb_scripted);
3548 }
3549
3550 free_calc_stats(nva, ARRAY_SIZE(names));
3551}
3552
3553static void
3554print_iostat_latency(iostat_cbdata_t *cb, nvlist_t *oldnv,
3555 nvlist_t *newnv, double scale)
3556{
3557 int i;
3558 uint64_t val;
3559 const char *names[] = {
3560 ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO,
3561 ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO,
3562 ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO,
3563 ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO,
3564 ZPOOL_CONFIG_VDEV_SYNC_R_LAT_HISTO,
3565 ZPOOL_CONFIG_VDEV_SYNC_W_LAT_HISTO,
3566 ZPOOL_CONFIG_VDEV_ASYNC_R_LAT_HISTO,
3567 ZPOOL_CONFIG_VDEV_ASYNC_W_LAT_HISTO,
3568 ZPOOL_CONFIG_VDEV_SCRUB_LAT_HISTO,
3569 };
3570 struct stat_array *nva;
3571
3572 unsigned int column_width = default_column_width(cb, IOS_LATENCY);
3573 enum zfs_nicenum_format format;
3574
3575 nva = calc_and_alloc_stats_ex(names, ARRAY_SIZE(names), oldnv, newnv);
3576
3577 if (cb->cb_literal)
29eb4942 3578 format = ZFS_NICENUM_RAWTIME;
193a37cb
TH		 3579 else
3580 format = ZFS_NICENUM_TIME;
3581
3582 /* Print our avg latencies on the line */
3583 for (i = 0; i < ARRAY_SIZE(names); i++) {
3584 /* Compute average latency for a latency histo */
3585 val = single_histo_average(nva[i].data, nva[i].count) * scale;
3586 print_one_stat(val, format, column_width, cb->cb_scripted);
3587 }
3588 free_calc_stats(nva, ARRAY_SIZE(names));
3589}
3590
3591/*
3592 * Print default statistics (capacity/operations/bandwidth)
3593 */
3594static void
3595print_iostat_default(vdev_stat_t *vs, iostat_cbdata_t *cb, double scale)
3596{
3597 unsigned int column_width = default_column_width(cb, IOS_DEFAULT);
3598 enum zfs_nicenum_format format;
3599 char na; /* char to print for "not applicable" values */
3600
3601 if (cb->cb_literal) {
3602 format = ZFS_NICENUM_RAW;
3603 na = '0';
3604 } else {
3605 format = ZFS_NICENUM_1024;
3606 na = '-';
3607 }
3608
3609 /* only toplevel vdevs have capacity stats */
3610 if (vs->vs_space == 0) {
3611 if (cb->cb_scripted)
3612 printf("\t%c\t%c", na, na);
3613 else
3614 printf(" %*c %*c", column_width, na, column_width,
3615 na);
3616 } else {
3617 print_one_stat(vs->vs_alloc, format, column_width,
3618 cb->cb_scripted);
3619 print_one_stat(vs->vs_space - vs->vs_alloc, format,
3620 column_width, cb->cb_scripted);
3621 }
3622
3623 print_one_stat((uint64_t)(vs->vs_ops[ZIO_TYPE_READ] * scale),
3624 format, column_width, cb->cb_scripted);
3625 print_one_stat((uint64_t)(vs->vs_ops[ZIO_TYPE_WRITE] * scale),
3626 format, column_width, cb->cb_scripted);
3627 print_one_stat((uint64_t)(vs->vs_bytes[ZIO_TYPE_READ] * scale),
3628 format, column_width, cb->cb_scripted);
3629 print_one_stat((uint64_t)(vs->vs_bytes[ZIO_TYPE_WRITE] * scale),
3630 format, column_width, cb->cb_scripted);
34dc7c2f
BB		 3631}
3632
3633/*
3634 * Print out all the statistics for the given vdev. This can either be the
3635 * toplevel configuration, or called recursively. If 'name' is NULL, then this
3636 * is a verbose output, and we don't want to display the toplevel pool stats.
193a37cb
TH		 3637 *
3638 * Returns the number of stat lines printed.
34dc7c2f 3639 */
193a37cb 3640unsigned int
34dc7c2f
BB		 3641print_vdev_stats(zpool_handle_t *zhp, const char *name, nvlist_t *oldnv,
3642 nvlist_t *newnv, iostat_cbdata_t *cb, int depth)
3643{
3644 nvlist_t **oldchild, **newchild;
3645 uint_t c, children;
193a37cb 3646 vdev_stat_t *oldvs, *newvs, *calcvs;
34dc7c2f 3647 vdev_stat_t zerovs = { 0 };
193a37cb
TH		 3648 char *vname;
3649 int i;
3650 int ret = 0;
34dc7c2f
BB		 3651 uint64_t tdelta;
3652 double scale;
193a37cb
TH		 3653
3654 calcvs = safe_malloc(sizeof (*calcvs));
34dc7c2f
BB		 3655
3656 if (oldnv != NULL) {
428870ff
BB		 3657 verify(nvlist_lookup_uint64_array(oldnv,
3658 ZPOOL_CONFIG_VDEV_STATS, (uint64_t **)&oldvs, &c) == 0);
34dc7c2f
BB		 3659 } else {
3660 oldvs = &zerovs;
3661 }
3662
193a37cb
TH		 3663 /* Do we only want to see a specific vdev? */
3664 for (i = 0; i < cb->cb_vdev_names_count; i++) {
3665 /* Yes we do. Is this the vdev? */
3666 if (strcmp(name, cb->cb_vdev_names[i]) == 0) {
3667 /*
3668 * This is our vdev. Since it is the only vdev we
3669 * will be displaying, make depth = 0 so that it
3670 * doesn't get indented.
3671 */
3672 depth = 0;
3673 break;
3674 }
3675 }
3676
3677 if (cb->cb_vdev_names_count && (i == cb->cb_vdev_names_count)) {
3678 /* Couldn't match the name */
3679 goto children;
3680 }
3681
3682
428870ff 3683 verify(nvlist_lookup_uint64_array(newnv, ZPOOL_CONFIG_VDEV_STATS,
34dc7c2f
BB		 3684 (uint64_t **)&newvs, &c) == 0);
3685
193a37cb
TH		 3686 /*
3687 * Print the vdev name unless it's is a histogram. Histograms
3688 * display the vdev name in the header itself.
3689 */
7e945072 3690 if (!(cb->cb_flags & IOS_ANYHISTO_M)) {
193a37cb
TH		 3691 if (cb->cb_scripted) {
3692 printf("%s", name);
3693 } else {
3694 if (strlen(name) + depth > cb->cb_namewidth)
3695 (void) printf("%*s%s", depth, "", name);
3696 else
3697 (void) printf("%*s%s%*s", depth, "", name,
3698 (int)(cb->cb_namewidth - strlen(name) -
3699 depth), "");
3700 }
3701 }
34dc7c2f 3702
193a37cb 3703 /* Calculate our scaling factor */
34dc7c2f 3704 tdelta = newvs->vs_timestamp - oldvs->vs_timestamp;
7e945072 3705 if ((oldvs->vs_timestamp == 0) && (cb->cb_flags & IOS_ANYHISTO_M)) {
193a37cb
TH		 3706 /*
3707 * If we specify printing histograms with no time interval, then
3708 * print the histogram numbers over the entire lifetime of the
3709 * vdev.
3710 */
3711 scale = 1;
34dc7c2f 3712 } else {
193a37cb
TH		 3713 if (tdelta == 0)
3714 scale = 1.0;
3715 else
3716 scale = (double)NANOSEC / tdelta;
34dc7c2f
BB		 3717 }
3718
193a37cb
TH		 3719 if (cb->cb_flags & IOS_DEFAULT_M) {
3720 calc_default_iostats(oldvs, newvs, calcvs);
3721 print_iostat_default(calcvs, cb, scale);
3722 }
3723 if (cb->cb_flags & IOS_LATENCY_M)
3724 print_iostat_latency(cb, oldnv, newnv, scale);
3725 if (cb->cb_flags & IOS_QUEUES_M)
3726 print_iostat_queues(cb, oldnv, newnv, scale);
7e945072 3727 if (cb->cb_flags & IOS_ANYHISTO_M) {
193a37cb
TH		 3728 printf("\n");
3729 print_iostat_histos(cb, oldnv, newnv, scale, name);
3730 }
34dc7c2f 3731
8720e9e7
TH		 3732 if (cb->vcdl != NULL) {
3733 char *path;
3734 if (nvlist_lookup_string(newnv, ZPOOL_CONFIG_PATH,
3735 &path) == 0) {
d6418de0 3736 printf(" ");
8720e9e7 3737 zpool_print_cmd(cb->vcdl, zpool_get_name(zhp), path);
8720e9e7
TH		 3738 }
3739 }
3740
7e945072 3741 if (!(cb->cb_flags & IOS_ANYHISTO_M))
193a37cb 3742 printf("\n");
34dc7c2f 3743
193a37cb 3744 ret++;
34dc7c2f 3745
193a37cb 3746children:
92bc9278 3747
3748 free(calcvs);
3749
34dc7c2f 3750 if (!cb->cb_verbose)
193a37cb 3751 return (ret);
34dc7c2f
BB		 3752
3753 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_CHILDREN,
3754 &newchild, &children) != 0)
193a37cb 3755 return (ret);
34dc7c2f
BB		 3756
3757 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_CHILDREN,
3758 &oldchild, &c) != 0)
193a37cb 3759 return (ret);
34dc7c2f
BB		 3760
3761 for (c = 0; c < children; c++) {
187632dc 3762 uint64_t ishole = B_FALSE, islog = B_FALSE;
428870ff 3763
187632dc
MH		 3764 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_HOLE,
3765 &ishole);
3766
3767 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_LOG,
3768 &islog);
3769
3770 if (ishole || islog)
428870ff
BB		 3771 continue;
3772
d2f3e292
RY		 3773 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
3774 cb->cb_name_flags);
193a37cb 3775 ret += print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
34dc7c2f
BB		 3776 newchild[c], cb, depth + 2);
3777 free(vname);
3778 }
3779
187632dc
MH		 3780 /*
3781 * Log device section
3782 */
3783
3784 if (num_logs(newnv) > 0) {
7e945072 3785 if ((!(cb->cb_flags & IOS_ANYHISTO_M)) && !cb->cb_scripted &&
193a37cb
TH		 3786 !cb->cb_vdev_names) {
3787 print_iostat_dashes(cb, 0, "logs");
3788 }
5034557b 3789 printf("\n");
187632dc
MH		 3790
3791 for (c = 0; c < children; c++) {
3792 uint64_t islog = B_FALSE;
3793 (void) nvlist_lookup_uint64(newchild[c],
3794 ZPOOL_CONFIG_IS_LOG, &islog);
3795
3796 if (islog) {
3797 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
d2f3e292 3798 cb->cb_name_flags);
193a37cb 3799 ret += print_vdev_stats(zhp, vname, oldnv ?
187632dc
MH		 3800 oldchild[c] : NULL, newchild[c],
3801 cb, depth + 2);
3802 free(vname);
3803 }
3804 }
3805
3806 }
3807
34dc7c2f
BB		 3808 /*
3809 * Include level 2 ARC devices in iostat output
3810 */
3811 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_L2CACHE,
3812 &newchild, &children) != 0)
193a37cb 3813 return (ret);
34dc7c2f
BB		 3814
3815 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_L2CACHE,
3816 &oldchild, &c) != 0)
193a37cb 3817 return (ret);
34dc7c2f
BB		 3818
3819 if (children > 0) {
7e945072 3820 if ((!(cb->cb_flags & IOS_ANYHISTO_M)) && !cb->cb_scripted &&
193a37cb
TH		 3821 !cb->cb_vdev_names) {
3822 print_iostat_dashes(cb, 0, "cache");
3823 }
5034557b 3824 printf("\n");
193a37cb 3825
34dc7c2f 3826 for (c = 0; c < children; c++) {
428870ff 3827 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
d2f3e292 3828 cb->cb_name_flags);
193a37cb
TH		 3829 ret += print_vdev_stats(zhp, vname, oldnv ? oldchild[c]
3830 : NULL, newchild[c], cb, depth + 2);
34dc7c2f
BB		 3831 free(vname);
3832 }
3833 }
193a37cb
TH		 3834
3835 return (ret);
34dc7c2f
BB		 3836}
3837
3838static int
3839refresh_iostat(zpool_handle_t *zhp, void *data)
3840{
3841 iostat_cbdata_t *cb = data;
3842 boolean_t missing;
3843
3844 /*
3845 * If the pool has disappeared, remove it from the list and continue.
3846 */
3847 if (zpool_refresh_stats(zhp, &missing) != 0)
3848 return (-1);
3849
3850 if (missing)
3851 pool_list_remove(cb->cb_list, zhp);
3852
3853 return (0);
3854}
3855
3856/*
3857 * Callback to print out the iostats for the given pool.
3858 */
3859int
3860print_iostat(zpool_handle_t *zhp, void *data)
3861{
3862 iostat_cbdata_t *cb = data;
3863 nvlist_t *oldconfig, *newconfig;
3864 nvlist_t *oldnvroot, *newnvroot;
193a37cb 3865 int ret;
34dc7c2f
BB		 3866
3867 newconfig = zpool_get_config(zhp, &oldconfig);
3868
3869 if (cb->cb_iteration == 1)
3870 oldconfig = NULL;
3871
3872 verify(nvlist_lookup_nvlist(newconfig, ZPOOL_CONFIG_VDEV_TREE,
3873 &newnvroot) == 0);
3874
3875 if (oldconfig == NULL)
3876 oldnvroot = NULL;
3877 else
3878 verify(nvlist_lookup_nvlist(oldconfig, ZPOOL_CONFIG_VDEV_TREE,
3879 &oldnvroot) == 0);
3880
193a37cb 3881 ret = print_vdev_stats(zhp, zpool_get_name(zhp), oldnvroot, newnvroot,
02730c33 3882 cb, 0);
7e945072
TH		 3883 if ((ret != 0) && !(cb->cb_flags & IOS_ANYHISTO_M) &&
3884 !cb->cb_scripted && cb->cb_verbose && !cb->cb_vdev_names_count) {
3885 print_iostat_separator(cb);
d6418de0
TH		 3886 if (cb->vcdl != NULL) {
3887 print_cmd_columns(cb->vcdl, 1);
3888 }
3889 printf("\n");
7e945072 3890 }
34dc7c2f 3891
193a37cb 3892 return (ret);
34dc7c2f
BB		 3893}
3894
9fc60702
CS		 3895static int
3896get_columns(void)
3897{
3898 struct winsize ws;
3899 int columns = 80;
3900 int error;
3901
3902 if (isatty(STDOUT_FILENO)) {
3903 error = ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws);
3904 if (error == 0)
3905 columns = ws.ws_col;
3906 } else {
3907 columns = 999;
3908 }
3909
d1d7e268 3910 return (columns);
9fc60702
CS		 3911}
3912
34dc7c2f
BB		 3913int
3914get_namewidth(zpool_handle_t *zhp, void *data)
3915{
3916 iostat_cbdata_t *cb = data;
3917 nvlist_t *config, *nvroot;
9fc60702 3918 int columns;
34dc7c2f
BB		 3919
3920 if ((config = zpool_get_config(zhp, NULL)) != NULL) {
3921 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
3922 &nvroot) == 0);
193a37cb 3923 unsigned int poolname_len = strlen(zpool_get_name(zhp));
34dc7c2f 3924 if (!cb->cb_verbose)
193a37cb 3925 cb->cb_namewidth = poolname_len;
34dc7c2f 3926 else
193a37cb
TH		 3927 cb->cb_namewidth = MAX(poolname_len,
3928 max_width(zhp, nvroot, 0, cb->cb_namewidth,
3929 cb->cb_name_flags));
34dc7c2f 3930 }
34dc7c2f 3931 /*
9fc60702
CS		 3932 * The width must be at least 10, but may be as large as the
3933 * column width - 42 so that we can still fit in one line.
34dc7c2f 3934 */
9fc60702
CS		 3935 columns = get_columns();
3936
34dc7c2f
BB		 3937 if (cb->cb_namewidth < 10)
3938 cb->cb_namewidth = 10;
9fc60702
CS		 3939 if (cb->cb_namewidth > columns - 42)
3940 cb->cb_namewidth = columns - 42;
34dc7c2f
BB		 3941
3942 return (0);
3943}
3944
3945/*
428870ff 3946 * Parse the input string, get the 'interval' and 'count' value if there is one.
34dc7c2f 3947 */
428870ff 3948static void
193a37cb 3949get_interval_count(int *argcp, char **argv, float *iv,
428870ff 3950 unsigned long *cnt)
34dc7c2f 3951{
193a37cb
TH		 3952 float interval = 0;
3953 unsigned long count = 0;
1fde1e37 3954 int argc = *argcp;
34dc7c2f
BB		 3955
3956 /*
3957 * Determine if the last argument is an integer or a pool name
3958 */
193a37cb 3959 if (argc > 0 && isnumber(argv[argc - 1])) {
34dc7c2f
BB		 3960 char *end;
3961
3962 errno = 0;
193a37cb 3963 interval = strtof(argv[argc - 1], &end);
34dc7c2f
BB		 3964
3965 if (*end == '\0' && errno == 0) {
3966 if (interval == 0) {
3967 (void) fprintf(stderr, gettext("interval "
3968 "cannot be zero\n"));
3969 usage(B_FALSE);
3970 }
34dc7c2f
BB		 3971 /*
3972 * Ignore the last parameter
3973 */
3974 argc--;
3975 } else {
3976 /*
3977 * If this is not a valid number, just plow on. The
3978 * user will get a more informative error message later
3979 * on.
3980 */
3981 interval = 0;
3982 }
3983 }
3984
3985 /*
3986 * If the last argument is also an integer, then we have both a count
428870ff 3987 * and an interval.
34dc7c2f 3988 */
193a37cb 3989 if (argc > 0 && isnumber(argv[argc - 1])) {
34dc7c2f
BB		 3990 char *end;
3991
3992 errno = 0;
3993 count = interval;
193a37cb 3994 interval = strtof(argv[argc - 1], &end);
34dc7c2f
BB		 3995
3996 if (*end == '\0' && errno == 0) {
3997 if (interval == 0) {
3998 (void) fprintf(stderr, gettext("interval "
3999 "cannot be zero\n"));
4000 usage(B_FALSE);
4001 }
4002
4003 /*
4004 * Ignore the last parameter
4005 */
4006 argc--;
4007 } else {
4008 interval = 0;
4009 }
4010 }
4011
428870ff
BB		 4012 *iv = interval;
4013 *cnt = count;
4014 *argcp = argc;
4015}
4016
4017static void
4018get_timestamp_arg(char c)
4019{
4020 if (c == 'u')
4021 timestamp_fmt = UDATE;
4022 else if (c == 'd')
4023 timestamp_fmt = DDATE;
4024 else
4025 usage(B_FALSE);
4026}
4027
4028/*
193a37cb
TH		 4029 * Return stat flags that are supported by all pools by both the module and
4030 * zpool iostat. "*data" should be initialized to all 0xFFs before running.
4031 * It will get ANDed down until only the flags that are supported on all pools
4032 * remain.
4033 */
4034static int
4035get_stat_flags_cb(zpool_handle_t *zhp, void *data)
4036{
4037 uint64_t *mask = data;
4038 nvlist_t *config, *nvroot, *nvx;
4039 uint64_t flags = 0;
4040 int i, j;
4041
193a37cb
TH		 4042 config = zpool_get_config(zhp, NULL);
4043 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
4044 &nvroot) == 0);
4045
4046 /* Default stats are always supported, but for completeness.. */
4047 if (nvlist_exists(nvroot, ZPOOL_CONFIG_VDEV_STATS))
4048 flags |= IOS_DEFAULT_M;
4049
4050 /* Get our extended stats nvlist from the main list */
4051 if (nvlist_lookup_nvlist(nvroot, ZPOOL_CONFIG_VDEV_STATS_EX,
4052 &nvx) != 0) {
4053 /*
4054 * No extended stats; they're probably running an older
4055 * module. No big deal, we support that too.
4056 */
4057 goto end;
4058 }
4059
4060 /* For each extended stat, make sure all its nvpairs are supported */
4061 for (j = 0; j < ARRAY_SIZE(vsx_type_to_nvlist); j++) {
4062 if (!vsx_type_to_nvlist[j][0])
4063 continue;
4064
4065 /* Start off by assuming the flag is supported, then check */
4066 flags |= (1ULL << j);
4067 for (i = 0; vsx_type_to_nvlist[j][i]; i++) {
4068 if (!nvlist_exists(nvx, vsx_type_to_nvlist[j][i])) {
4069 /* flag isn't supported */
4070 flags = flags & ~(1ULL << j);
4071 break;
4072 }
4073 }
4074 }
4075end:
4076 *mask = *mask & flags;
4077 return (0);
4078}
4079
4080/*
4081 * Return a bitmask of stats that are supported on all pools by both the module
4082 * and zpool iostat.
4083 */
4084static uint64_t
4085get_stat_flags(zpool_list_t *list)
4086{
4087 uint64_t mask = -1;
4088
4089 /*
4090 * get_stat_flags_cb() will lop off bits from "mask" until only the
4091 * flags that are supported on all pools remain.
4092 */
4093 pool_list_iter(list, B_FALSE, get_stat_flags_cb, &mask);
4094 return (mask);
4095}
4096
4097/*
4098 * Return 1 if cb_data->cb_vdev_names[0] is this vdev's name, 0 otherwise.
4099 */
4100static int
4101is_vdev_cb(zpool_handle_t *zhp, nvlist_t *nv, void *cb_data)
4102{
4103 iostat_cbdata_t *cb = cb_data;
92bc9278 4104 char *name = NULL;
4105 int ret = 0;
193a37cb
TH		 4106
4107 name = zpool_vdev_name(g_zfs, zhp, nv, cb->cb_name_flags);
4108
4109 if (strcmp(name, cb->cb_vdev_names[0]) == 0)
92bc9278 4110 ret = 1; /* match */
4111 free(name);
193a37cb 4112
92bc9278 4113 return (ret);
193a37cb
TH		 4114}
4115
4116/*
4117 * Returns 1 if cb_data->cb_vdev_names[0] is a vdev name, 0 otherwise.
4118 */
4119static int
4120is_vdev(zpool_handle_t *zhp, void *cb_data)
4121{
4122 return (for_each_vdev(zhp, is_vdev_cb, cb_data));
4123}
4124
4125/*
4126 * Check if vdevs are in a pool
4127 *
4128 * Return 1 if all argv[] strings are vdev names in pool "pool_name". Otherwise
4129 * return 0. If pool_name is NULL, then search all pools.
4130 */
4131static int
4132are_vdevs_in_pool(int argc, char **argv, char *pool_name,
4133 iostat_cbdata_t *cb)
4134{
4135 char **tmp_name;
4136 int ret = 0;
4137 int i;
4138 int pool_count = 0;
4139
4140 if ((argc == 0) || !*argv)
4141 return (0);
4142
4143 if (pool_name)
4144 pool_count = 1;
4145
4146 /* Temporarily hijack cb_vdev_names for a second... */
4147 tmp_name = cb->cb_vdev_names;
4148
4149 /* Go though our list of prospective vdev names */
4150 for (i = 0; i < argc; i++) {
4151 cb->cb_vdev_names = argv + i;
4152
4153 /* Is this name a vdev in our pools? */
4154 ret = for_each_pool(pool_count, &pool_name, B_TRUE, NULL,
4155 is_vdev, cb);
4156 if (!ret) {
4157 /* No match */
4158 break;
4159 }
4160 }
4161
4162 cb->cb_vdev_names = tmp_name;
4163
4164 return (ret);
4165}
4166
4167static int
4168is_pool_cb(zpool_handle_t *zhp, void *data)
4169{
4170 char *name = data;
4171 if (strcmp(name, zpool_get_name(zhp)) == 0)
4172 return (1);
4173
4174 return (0);
4175}
4176
4177/*
4178 * Do we have a pool named *name? If so, return 1, otherwise 0.
4179 */
4180static int
4181is_pool(char *name)
4182{
4183 return (for_each_pool(0, NULL, B_TRUE, NULL, is_pool_cb, name));
4184}
4185
4186/* Are all our argv[] strings pool names? If so return 1, 0 otherwise. */
4187static int
4ea3f864
GM		 4188are_all_pools(int argc, char **argv)
4189{
193a37cb
TH		 4190 if ((argc == 0) || !*argv)
4191 return (0);
4192
4193 while (--argc >= 0)
4194 if (!is_pool(argv[argc]))
4195 return (0);
4196
4197 return (1);
4198}
4199
4200/*
4201 * Helper function to print out vdev/pool names we can't resolve. Used for an
4202 * error message.
4203 */
4204static void
4205error_list_unresolved_vdevs(int argc, char **argv, char *pool_name,
4206 iostat_cbdata_t *cb)
4207{
4208 int i;
4209 char *name;
4210 char *str;
4211 for (i = 0; i < argc; i++) {
4212 name = argv[i];
4213
4214 if (is_pool(name))
4215 str = gettext("pool");
4216 else if (are_vdevs_in_pool(1, &name, pool_name, cb))
4217 str = gettext("vdev in this pool");
4218 else if (are_vdevs_in_pool(1, &name, NULL, cb))
4219 str = gettext("vdev in another pool");
4220 else
4221 str = gettext("unknown");
4222
4223 fprintf(stderr, "\t%s (%s)\n", name, str);
4224 }
4225}
4226
4227/*
4228 * Same as get_interval_count(), but with additional checks to not misinterpret
4229 * guids as interval/count values. Assumes VDEV_NAME_GUID is set in
4230 * cb.cb_name_flags.
4231 */
4232static void
4233get_interval_count_filter_guids(int *argc, char **argv, float *interval,
4234 unsigned long *count, iostat_cbdata_t *cb)
4235{
4236 char **tmpargv = argv;
4237 int argc_for_interval = 0;
4238
4239 /* Is the last arg an interval value? Or a guid? */
4240 if (*argc >= 1 && !are_vdevs_in_pool(1, &argv[*argc - 1], NULL, cb)) {
4241 /*
4242 * The last arg is not a guid, so it's probably an
4243 * interval value.
4244 */
4245 argc_for_interval++;
4246
4247 if (*argc >= 2 &&
4248 !are_vdevs_in_pool(1, &argv[*argc - 2], NULL, cb)) {
4249 /*
4250 * The 2nd to last arg is not a guid, so it's probably
4251 * an interval value.
4252 */
4253 argc_for_interval++;
4254 }
4255 }
4256
4257 /* Point to our list of possible intervals */
4258 tmpargv = &argv[*argc - argc_for_interval];
4259
4260 *argc = *argc - argc_for_interval;
4261 get_interval_count(&argc_for_interval, tmpargv,
4262 interval, count);
4263}
4264
4265/*
4266 * Floating point sleep(). Allows you to pass in a floating point value for
4267 * seconds.
4268 */
4269static void
4ea3f864
GM		 4270fsleep(float sec)
4271{
193a37cb
TH		 4272 struct timespec req;
4273 req.tv_sec = floor(sec);
4274 req.tv_nsec = (sec - (float)req.tv_sec) * NANOSEC;
4275 nanosleep(&req, NULL);
4276}
4277
d6418de0
TH		 4278/*
4279 * Run one of the zpool status/iostat -c scripts with the help (-h) option and
4280 * print the result.
4281 *
4282 * name: Short name of the script ('iostat').
4283 * path: Full path to the script ('/usr/local/etc/zfs/zpool.d/iostat');
4284 */
4285static void
4286print_zpool_script_help(char *name, char *path)
4287{
4288 char *argv[] = {path, "-h", NULL};
4289 char **lines = NULL;
4290 int lines_cnt = 0;
4291 int rc;
4292
4293 rc = libzfs_run_process_get_stdout_nopath(path, argv, NULL, &lines,
4294 &lines_cnt);
3e2ecae0
GDN		 4295 if (rc != 0 || lines == NULL || lines_cnt <= 0) {
4296 if (lines != NULL)
4297 libzfs_free_str_array(lines, lines_cnt);
d6418de0 4298 return;
3e2ecae0 4299 }
d6418de0
TH		 4300
4301 for (int i = 0; i < lines_cnt; i++)
4302 if (!is_blank_str(lines[i]))
4303 printf(" %-14s %s\n", name, lines[i]);
4304
4305 libzfs_free_str_array(lines, lines_cnt);
4306}
4307
193a37cb 4308/*
099700d9 4309 * Go though the zpool status/iostat -c scripts in the user's path, run their
d6418de0
TH		 4310 * help option (-h), and print out the results.
4311 */
4312static void
099700d9 4313print_zpool_dir_scripts(char *dirpath)
d6418de0
TH		 4314{
4315 DIR *dir;
4316 struct dirent *ent;
4317 char fullpath[MAXPATHLEN];
4318 struct stat dir_stat;
4319
099700d9 4320 if ((dir = opendir(dirpath)) != NULL) {
d6418de0
TH		 4321 /* print all the files and directories within directory */
4322 while ((ent = readdir(dir)) != NULL) {
099700d9 4323 sprintf(fullpath, "%s/%s", dirpath, ent->d_name);
d6418de0
TH		 4324
4325 /* Print the scripts */
4326 if (stat(fullpath, &dir_stat) == 0)
4327 if (dir_stat.st_mode & S_IXUSR &&
4328 S_ISREG(dir_stat.st_mode))
4329 print_zpool_script_help(ent->d_name,
4330 fullpath);
4331 }
d6418de0 4332 closedir(dir);
d6418de0
TH		 4333 }
4334}
4335
099700d9
GDN		 4336/*
4337 * Print out help text for all zpool status/iostat -c scripts.
4338 */
4339static void
4340print_zpool_script_list(char *subcommand)
4341{
4342 char *dir, *sp;
4343
4344 printf(gettext("Available 'zpool %s -c' commands:\n"), subcommand);
4345
4346 sp = zpool_get_cmd_search_path();
4347 if (sp == NULL)
4348 return;
4349
4350 dir = strtok(sp, ":");
4351 while (dir != NULL) {
4352 print_zpool_dir_scripts(dir);
4353 dir = strtok(NULL, ":");
4354 }
4355
4356 free(sp);
4357}
4358
d6418de0
TH		 4359/*
4360 * zpool iostat [[-c [script1,script2,...]] [-lq]|[-rw]] [-ghHLpPvy] [-n name]
4361 * [-T d|u] [[ pool ...]|[pool vdev ...]|[vdev ...]]
4362 * [interval [count]]
428870ff 4363 *
8720e9e7 4364 * -c CMD For each vdev, run command CMD
d2f3e292
RY		 4365 * -g Display guid for individual vdev name.
4366 * -L Follow links when resolving vdev path name.
a77f29f9 4367 * -P Display full path for vdev name.
428870ff 4368 * -v Display statistics for individual vdevs
193a37cb
TH		 4369 * -h Display help
4370 * -p Display values in parsable (exact) format.
4371 * -H Scripted mode. Don't display headers, and separate properties
4372 * by a single tab.
4373 * -l Display average latency
4374 * -q Display queue depths
7e945072
TH		 4375 * -w Display latency histograms
4376 * -r Display request size histogram
428870ff
BB		 4377 * -T Display a timestamp in date(1) or Unix format
4378 *
4379 * This command can be tricky because we want to be able to deal with pool
4380 * creation/destruction as well as vdev configuration changes. The bulk of this
4381 * processing is handled by the pool_list_* routines in zpool_iter.c. We rely
4382 * on pool_list_update() to detect the addition of new pools. Configuration
4383 * changes are all handled within libzfs.
4384 */
4385int
4386zpool_do_iostat(int argc, char **argv)
4387{
4388 int c;
4389 int ret;
4390 int npools;
193a37cb
TH		 4391 float interval = 0;
4392 unsigned long count = 0;
428870ff
BB		 4393 zpool_list_t *list;
4394 boolean_t verbose = B_FALSE;
7e945072 4395 boolean_t latency = B_FALSE, l_histo = B_FALSE, rq_histo = B_FALSE;
3491d6eb 4396 boolean_t queues = B_FALSE, parsable = B_FALSE, scripted = B_FALSE;
41092124 4397 boolean_t omit_since_boot = B_FALSE;
d2f3e292
RY		 4398 boolean_t guid = B_FALSE;
4399 boolean_t follow_links = B_FALSE;
4400 boolean_t full_name = B_FALSE;
4401 iostat_cbdata_t cb = { 0 };
8720e9e7 4402 char *cmd = NULL;
428870ff 4403
193a37cb
TH		 4404 /* Used for printing error message */
4405 const char flag_to_arg[] = {[IOS_LATENCY] = 'l', [IOS_QUEUES] = 'q',
7e945072 4406 [IOS_L_HISTO] = 'w', [IOS_RQ_HISTO] = 'r'};
193a37cb
TH		 4407
4408 uint64_t unsupported_flags;
4409
428870ff 4410 /* check options */
8720e9e7 4411 while ((c = getopt(argc, argv, "c:gLPT:vyhplqrwH")) != -1) {
428870ff 4412 switch (c) {
8720e9e7 4413 case 'c':
d6418de0
TH		 4414 if (cmd != NULL) {
4415 fprintf(stderr,
4416 gettext("Can't set -c flag twice\n"));
4417 exit(1);
4418 }
099700d9
GDN		 4419
4420 if (getenv("ZPOOL_SCRIPTS_ENABLED") != NULL &&
4421 !libzfs_envvar_is_set("ZPOOL_SCRIPTS_ENABLED")) {
4422 fprintf(stderr, gettext(
4423 "Can't run -c, disabled by "
4424 "ZPOOL_SCRIPTS_ENABLED.\n"));
4425 exit(1);
4426 }
4427
d6418de0
TH		 4428 if ((getuid() <= 0 || geteuid() <= 0) &&
4429 !libzfs_envvar_is_set("ZPOOL_SCRIPTS_AS_ROOT")) {
4430 fprintf(stderr, gettext(
4431 "Can't run -c with root privileges "
4432 "unless ZPOOL_SCRIPTS_AS_ROOT is set.\n"));
4433 exit(1);
4434 }
8720e9e7 4435 cmd = optarg;
d6418de0 4436 verbose = B_TRUE;
8720e9e7 4437 break;
d2f3e292
RY		 4438 case 'g':
4439 guid = B_TRUE;
4440 break;
4441 case 'L':
4442 follow_links = B_TRUE;
4443 break;
a77f29f9 4444 case 'P':
d2f3e292
RY		 4445 full_name = B_TRUE;
4446 break;
428870ff
BB		 4447 case 'T':
4448 get_timestamp_arg(*optarg);
4449 break;
4450 case 'v':
4451 verbose = B_TRUE;
4452 break;
193a37cb 4453 case 'p':
3491d6eb 4454 parsable = B_TRUE;
193a37cb
TH		 4455 break;
4456 case 'l':
4457 latency = B_TRUE;
4458 break;
4459 case 'q':
4460 queues = B_TRUE;
4461 break;
4462 case 'H':
4463 scripted = B_TRUE;
4464 break;
4465 case 'w':
7e945072
TH		 4466 l_histo = B_TRUE;
4467 break;
4468 case 'r':
4469 rq_histo = B_TRUE;
193a37cb 4470 break;
41092124
HM		 4471 case 'y':
4472 omit_since_boot = B_TRUE;
4473 break;
193a37cb
TH		 4474 case 'h':
4475 usage(B_FALSE);
4476 break;
428870ff 4477 case '?':
1528bfdb 4478 if (optopt == 'c') {
099700d9 4479 print_zpool_script_list("iostat");
d6418de0 4480 exit(0);
1528bfdb
TH		 4481 } else {
4482 fprintf(stderr,
4483 gettext("invalid option '%c'\n"), optopt);
4484 }
428870ff
BB		 4485 usage(B_FALSE);
4486 }
4487 }
4488
4489 argc -= optind;
4490 argv += optind;
4491
3491d6eb 4492 cb.cb_literal = parsable;
193a37cb
TH		 4493 cb.cb_scripted = scripted;
4494
4495 if (guid)
4496 cb.cb_name_flags |= VDEV_NAME_GUID;
4497 if (follow_links)
4498 cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
4499 if (full_name)
4500 cb.cb_name_flags |= VDEV_NAME_PATH;
4501 cb.cb_iteration = 0;
4502 cb.cb_namewidth = 0;
4503 cb.cb_verbose = verbose;
4504
4505 /* Get our interval and count values (if any) */
4506 if (guid) {
4507 get_interval_count_filter_guids(&argc, argv, &interval,
4508 &count, &cb);
4509 } else {
4510 get_interval_count(&argc, argv, &interval, &count);
4511 }
4512
4513 if (argc == 0) {
4514 /* No args, so just print the defaults. */
4515 } else if (are_all_pools(argc, argv)) {
4516 /* All the args are pool names */
4517 } else if (are_vdevs_in_pool(argc, argv, NULL, &cb)) {
4518 /* All the args are vdevs */
4519 cb.cb_vdev_names = argv;
4520 cb.cb_vdev_names_count = argc;
4521 argc = 0; /* No pools to process */
4522 } else if (are_all_pools(1, argv)) {
4523 /* The first arg is a pool name */
4524 if (are_vdevs_in_pool(argc - 1, argv + 1, argv[0], &cb)) {
4525 /* ...and the rest are vdev names */
4526 cb.cb_vdev_names = argv + 1;
4527 cb.cb_vdev_names_count = argc - 1;
4528 argc = 1; /* One pool to process */
4529 } else {
4530 fprintf(stderr, gettext("Expected either a list of "));
4531 fprintf(stderr, gettext("pools, or list of vdevs in"));
4532 fprintf(stderr, " \"%s\", ", argv[0]);
4533 fprintf(stderr, gettext("but got:\n"));
4534 error_list_unresolved_vdevs(argc - 1, argv + 1,
4535 argv[0], &cb);
4536 fprintf(stderr, "\n");
4537 usage(B_FALSE);
4538 return (1);
4539 }
4540 } else {
4541 /*
4542 * The args don't make sense. The first arg isn't a pool name,
4543 * nor are all the args vdevs.
4544 */
4545 fprintf(stderr, gettext("Unable to parse pools/vdevs list.\n"));
4546 fprintf(stderr, "\n");
4547 return (1);
4548 }
4549
4550 if (cb.cb_vdev_names_count != 0) {
4551 /*
4552 * If user specified vdevs, it implies verbose.
4553 */
4554 cb.cb_verbose = B_TRUE;
4555 }
428870ff 4556
34dc7c2f
BB		 4557 /*
4558 * Construct the list of all interesting pools.
4559 */
4560 ret = 0;
4561 if ((list = pool_list_get(argc, argv, NULL, &ret)) == NULL)
4562 return (1);
4563
4564 if (pool_list_count(list) == 0 && argc != 0) {
4565 pool_list_free(list);
4566 return (1);
4567 }
4568
4569 if (pool_list_count(list) == 0 && interval == 0) {
4570 pool_list_free(list);
4571 (void) fprintf(stderr, gettext("no pools available\n"));
4572 return (1);
4573 }
4574
d6418de0 4575 if ((l_histo || rq_histo) && (cmd != NULL || latency || queues)) {
7e945072
TH		 4576 pool_list_free(list);
4577 (void) fprintf(stderr,
d6418de0 4578 gettext("[-r|-w] isn't allowed with [-c|-l|-q]\n"));
7e945072
TH		 4579 usage(B_FALSE);
4580 return (1);
4581 }
4582
4583 if (l_histo && rq_histo) {
193a37cb
TH		 4584 pool_list_free(list);
4585 (void) fprintf(stderr,
7e945072 4586 gettext("Only one of [-r|-w] can be passed at a time\n"));
193a37cb
TH		 4587 usage(B_FALSE);
4588 return (1);
4589 }
4590
34dc7c2f
BB		 4591 /*
4592 * Enter the main iostat loop.
4593 */
4594 cb.cb_list = list;
193a37cb 4595
7e945072 4596 if (l_histo) {
193a37cb
TH		 4597 /*
4598 * Histograms tables look out of place when you try to display
4599 * them with the other stats, so make a rule that you can only
4600 * print histograms by themselves.
4601 */
4602 cb.cb_flags = IOS_L_HISTO_M;
7e945072
TH		 4603 } else if (rq_histo) {
4604 cb.cb_flags = IOS_RQ_HISTO_M;
193a37cb
TH		 4605 } else {
4606 cb.cb_flags = IOS_DEFAULT_M;
4607 if (latency)
4608 cb.cb_flags |= IOS_LATENCY_M;
4609 if (queues)
4610 cb.cb_flags |= IOS_QUEUES_M;
4611 }
4612
4613 /*
4614 * See if the module supports all the stats we want to display.
4615 */
4616 unsupported_flags = cb.cb_flags & ~get_stat_flags(list);
4617 if (unsupported_flags) {
4618 uint64_t f;
4619 int idx;
4620 fprintf(stderr,
4621 gettext("The loaded zfs module doesn't support:"));
4622
4623 /* for each bit set in unsupported_flags */
4624 for (f = unsupported_flags; f; f &= ~(1ULL << idx)) {
4625 idx = lowbit64(f) - 1;
4626 fprintf(stderr, " -%c", flag_to_arg[idx]);
4627 }
4628
02730c33 4629 fprintf(stderr, ". Try running a newer module.\n");
193a37cb
TH		 4630 pool_list_free(list);
4631
4632 return (1);
4633 }
4634
34dc7c2f 4635 for (;;) {
34dc7c2f 4636 if ((npools = pool_list_count(list)) == 0)
42cb3819 4637 (void) fprintf(stderr, gettext("no pools available\n"));
5a521059 4638 else {
41092124
HM		 4639 /*
4640 * If this is the first iteration and -y was supplied
4641 * we skip any printing.
4642 */
4643 boolean_t skip = (omit_since_boot &&
193a37cb 4644 cb.cb_iteration == 0);
41092124 4645
5a521059
PJ		 4646 /*
4647 * Refresh all statistics. This is done as an
4648 * explicit step before calculating the maximum name
4649 * width, so that any * configuration changes are
4650 * properly accounted for.
4651 */
4652 (void) pool_list_iter(list, B_FALSE, refresh_iostat,
193a37cb 4653 &cb);
34dc7c2f 4654
5a521059
PJ		 4655 /*
4656 * Iterate over all pools to determine the maximum width
4657 * for the pool / device name column across all pools.
4658 */
4659 cb.cb_namewidth = 0;
4660 (void) pool_list_iter(list, B_FALSE, get_namewidth,
193a37cb 4661 &cb);
34dc7c2f 4662
5a521059
PJ		 4663 if (timestamp_fmt != NODATE)
4664 print_timestamp(timestamp_fmt);
428870ff 4665
d6418de0
TH		 4666 if (cmd != NULL && cb.cb_verbose &&
4667 !(cb.cb_flags & IOS_ANYHISTO_M)) {
4668 cb.vcdl = all_pools_for_each_vdev_run(argc,
4669 argv, cmd, g_zfs, cb.cb_vdev_names,
4670 cb.cb_vdev_names_count, cb.cb_name_flags);
4671 } else {
4672 cb.vcdl = NULL;
4673 }
4674
5a521059 4675 /*
41092124
HM		 4676 * If it's the first time and we're not skipping it,
4677 * or either skip or verbose mode, print the header.
193a37cb
TH		 4678 *
4679 * The histogram code explicitly prints its header on
4680 * every vdev, so skip this for histograms.
5a521059 4681 */
193a37cb
TH		 4682 if (((++cb.cb_iteration == 1 && !skip) ||
4683 (skip != verbose)) &&
7e945072 4684 (!(cb.cb_flags & IOS_ANYHISTO_M)) &&
193a37cb 4685 !cb.cb_scripted)
5a521059 4686 print_iostat_header(&cb);
34dc7c2f 4687
41092124 4688 if (skip) {
193a37cb 4689 (void) fsleep(interval);
41092124
HM		 4690 continue;
4691 }
4692
8720e9e7 4693
193a37cb 4694 pool_list_iter(list, B_FALSE, print_iostat, &cb);
34dc7c2f 4695
5a521059
PJ		 4696 /*
4697 * If there's more than one pool, and we're not in
4698 * verbose mode (which prints a separator for us),
4699 * then print a separator.
193a37cb
TH		 4700 *
4701 * In addition, if we're printing specific vdevs then
4702 * we also want an ending separator.
5a521059 4703 */
193a37cb 4704 if (((npools > 1 && !verbose &&
7e945072
TH		 4705 !(cb.cb_flags & IOS_ANYHISTO_M)) ||
4706 (!(cb.cb_flags & IOS_ANYHISTO_M) &&
193a37cb
TH		 4707 cb.cb_vdev_names_count)) &&
4708 !cb.cb_scripted) {
5a521059 4709 print_iostat_separator(&cb);
d6418de0
TH		 4710 if (cb.vcdl != NULL)
4711 print_cmd_columns(cb.vcdl, 1);
4712 printf("\n");
193a37cb 4713 }
d6418de0
TH		 4714
4715 if (cb.vcdl != NULL)
4716 free_vdev_cmd_data_list(cb.vcdl);
4717
5a521059 4718 }
34dc7c2f
BB		 4719
4720 /*
4721 * Flush the output so that redirection to a file isn't buffered
4722 * indefinitely.
4723 */
4724 (void) fflush(stdout);
4725
4726 if (interval == 0)
4727 break;
4728
4729 if (count != 0 && --count == 0)
4730 break;
4731
193a37cb 4732 (void) fsleep(interval);
34dc7c2f
BB		 4733 }
4734
4735 pool_list_free(list);
4736
4737 return (ret);
4738}
4739
4740typedef struct list_cbdata {
1bd201e7 4741 boolean_t cb_verbose;
d2f3e292 4742 int cb_name_flags;
1bd201e7 4743 int cb_namewidth;
34dc7c2f 4744 boolean_t cb_scripted;
34dc7c2f 4745 zprop_list_t *cb_proplist;
2a8b84b7 4746 boolean_t cb_literal;
34dc7c2f
BB		 4747} list_cbdata_t;
4748
4749/*
4750 * Given a list of columns to display, output appropriate headers for each one.
4751 */
4752static void
1bd201e7 4753print_header(list_cbdata_t *cb)
34dc7c2f 4754{
1bd201e7 4755 zprop_list_t *pl = cb->cb_proplist;
9ae529ec 4756 char headerbuf[ZPOOL_MAXPROPLEN];
34dc7c2f
BB		 4757 const char *header;
4758 boolean_t first = B_TRUE;
4759 boolean_t right_justify;
1bd201e7 4760 size_t width = 0;
34dc7c2f
BB		 4761
4762 for (; pl != NULL; pl = pl->pl_next) {
1bd201e7
CS		 4763 width = pl->pl_width;
4764 if (first && cb->cb_verbose) {
4765 /*
4766 * Reset the width to accommodate the verbose listing
4767 * of devices.
4768 */
4769 width = cb->cb_namewidth;
4770 }
4771
34dc7c2f
BB		 4772 if (!first)
4773 (void) printf(" ");
4774 else
4775 first = B_FALSE;
4776
9ae529ec
CS		 4777 right_justify = B_FALSE;
4778 if (pl->pl_prop != ZPROP_INVAL) {
4779 header = zpool_prop_column_name(pl->pl_prop);
4780 right_justify = zpool_prop_align_right(pl->pl_prop);
4781 } else {
4782 int i;
4783
4784 for (i = 0; pl->pl_user_prop[i] != '\0'; i++)
4785 headerbuf[i] = toupper(pl->pl_user_prop[i]);
4786 headerbuf[i] = '\0';
4787 header = headerbuf;
4788 }
34dc7c2f
BB		 4789
4790 if (pl->pl_next == NULL && !right_justify)
4791 (void) printf("%s", header);
4792 else if (right_justify)
1bd201e7 4793 (void) printf("%*s", (int)width, header);
34dc7c2f 4794 else
1bd201e7 4795 (void) printf("%-*s", (int)width, header);
34dc7c2f
BB		 4796 }
4797
4798 (void) printf("\n");
4799}
4800
4801/*
4802 * Given a pool and a list of properties, print out all the properties according
4803 * to the described layout.
4804 */
4805static void
1bd201e7 4806print_pool(zpool_handle_t *zhp, list_cbdata_t *cb)
34dc7c2f 4807{
1bd201e7 4808 zprop_list_t *pl = cb->cb_proplist;
34dc7c2f
BB		 4809 boolean_t first = B_TRUE;
4810 char property[ZPOOL_MAXPROPLEN];
4811 char *propstr;
4812 boolean_t right_justify;
1bd201e7 4813 size_t width;
34dc7c2f
BB		 4814
4815 for (; pl != NULL; pl = pl->pl_next) {
1bd201e7
CS		 4816
4817 width = pl->pl_width;
4818 if (first && cb->cb_verbose) {
4819 /*
4820 * Reset the width to accommodate the verbose listing
4821 * of devices.
4822 */
4823 width = cb->cb_namewidth;
4824 }
4825
34dc7c2f 4826 if (!first) {
1bd201e7 4827 if (cb->cb_scripted)
34dc7c2f
BB		 4828 (void) printf("\t");
4829 else
4830 (void) printf(" ");
4831 } else {
4832 first = B_FALSE;
4833 }
4834
4835 right_justify = B_FALSE;
4836 if (pl->pl_prop != ZPROP_INVAL) {
a05dfd00 4837 if (zpool_get_prop(zhp, pl->pl_prop, property,
2a8b84b7 4838 sizeof (property), NULL, cb->cb_literal) != 0)
34dc7c2f
BB		 4839 propstr = "-";
4840 else
4841 propstr = property;
4842
4843 right_justify = zpool_prop_align_right(pl->pl_prop);
9ae529ec
CS		 4844 } else if ((zpool_prop_feature(pl->pl_user_prop) ||
4845 zpool_prop_unsupported(pl->pl_user_prop)) &&
4846 zpool_prop_get_feature(zhp, pl->pl_user_prop, property,
4847 sizeof (property)) == 0) {
4848 propstr = property;
34dc7c2f
BB		 4849 } else {
4850 propstr = "-";
4851 }
4852
34dc7c2f
BB		 4853
4854 /*
4855 * If this is being called in scripted mode, or if this is the
4856 * last column and it is left-justified, don't include a width
4857 * format specifier.
4858 */
1bd201e7 4859 if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify))
34dc7c2f
BB		 4860 (void) printf("%s", propstr);
4861 else if (right_justify)
1bd201e7 4862 (void) printf("%*s", (int)width, propstr);
34dc7c2f 4863 else
1bd201e7 4864 (void) printf("%-*s", (int)width, propstr);
34dc7c2f
BB		 4865 }
4866
4867 (void) printf("\n");
4868}
4869
1bd201e7 4870static void
a05dfd00 4871print_one_column(zpool_prop_t prop, uint64_t value, boolean_t scripted,
bc2d8093 4872 boolean_t valid, enum zfs_nicenum_format format)
1bd201e7
CS		 4873{
4874 char propval[64];
4875 boolean_t fixed;
4876 size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL);
4877
a05dfd00
GW		 4878 switch (prop) {
4879 case ZPOOL_PROP_EXPANDSZ:
4880 if (value == 0)
4881 (void) strlcpy(propval, "-", sizeof (propval));
4882 else
bc2d8093
CE		 4883 zfs_nicenum_format(value, propval, sizeof (propval),
4884 format);
a05dfd00
GW		 4885 break;
4886 case ZPOOL_PROP_FRAGMENTATION:
4887 if (value == ZFS_FRAG_INVALID) {
4888 (void) strlcpy(propval, "-", sizeof (propval));
bc2d8093
CE		 4889 } else if (format == ZFS_NICENUM_RAW) {
4890 (void) snprintf(propval, sizeof (propval), "%llu",
4891 (unsigned long long)value);
a05dfd00
GW		 4892 } else {
4893 (void) snprintf(propval, sizeof (propval), "%llu%%",
4894 (unsigned long long)value);
4895 }
4896 break;
4897 case ZPOOL_PROP_CAPACITY:
bc2d8093
CE		 4898 if (format == ZFS_NICENUM_RAW)
4899 (void) snprintf(propval, sizeof (propval), "%llu",
4900 (unsigned long long)value);
4901 else
4902 (void) snprintf(propval, sizeof (propval), "%llu%%",
4903 (unsigned long long)value);
a05dfd00
GW		 4904 break;
4905 default:
bc2d8093 4906 zfs_nicenum_format(value, propval, sizeof (propval), format);
a05dfd00
GW		 4907 }
4908
4909 if (!valid)
4910 (void) strlcpy(propval, "-", sizeof (propval));
1bd201e7
CS		 4911
4912 if (scripted)
4913 (void) printf("\t%s", propval);
4914 else
4915 (void) printf(" %*s", (int)width, propval);
4916}
4917
4918void
4919print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
4920 list_cbdata_t *cb, int depth)
4921{
4922 nvlist_t **child;
4923 vdev_stat_t *vs;
4924 uint_t c, children;
4925 char *vname;
4926 boolean_t scripted = cb->cb_scripted;
8e4c5c9a
JWK		 4927 uint64_t islog = B_FALSE;
4928 boolean_t haslog = B_FALSE;
4929 char *dashes = "%-*s - - - - - -\n";
1bd201e7
CS		 4930
4931 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
4932 (uint64_t **)&vs, &c) == 0);
4933
4934 if (name != NULL) {
a05dfd00
GW		 4935 boolean_t toplevel = (vs->vs_space != 0);
4936 uint64_t cap;
bc2d8093
CE		 4937 enum zfs_nicenum_format format;
4938
4939 if (cb->cb_literal)
4940 format = ZFS_NICENUM_RAW;
4941 else
4942 format = ZFS_NICENUM_1024;
a05dfd00 4943
1bd201e7
CS		 4944 if (scripted)
4945 (void) printf("\t%s", name);
4946 else if (strlen(name) + depth > cb->cb_namewidth)
4947 (void) printf("%*s%s", depth, "", name);
4948 else
4949 (void) printf("%*s%s%*s", depth, "", name,
4950 (int)(cb->cb_namewidth - strlen(name) - depth), "");
4951
a05dfd00
GW		 4952 /*
4953 * Print the properties for the individual vdevs. Some
4954 * properties are only applicable to toplevel vdevs. The
4955 * 'toplevel' boolean value is passed to the print_one_column()
4956 * to indicate that the value is valid.
4957 */
4958 print_one_column(ZPOOL_PROP_SIZE, vs->vs_space, scripted,
bc2d8093 4959 toplevel, format);
a05dfd00 4960 print_one_column(ZPOOL_PROP_ALLOCATED, vs->vs_alloc, scripted,
bc2d8093 4961 toplevel, format);
a05dfd00 4962 print_one_column(ZPOOL_PROP_FREE, vs->vs_space - vs->vs_alloc,
bc2d8093 4963 scripted, toplevel, format);
a05dfd00 4964 print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize, scripted,
bc2d8093 4965 B_TRUE, format);
a05dfd00
GW		 4966 print_one_column(ZPOOL_PROP_FRAGMENTATION,
4967 vs->vs_fragmentation, scripted,
bc2d8093
CE		 4968 (vs->vs_fragmentation != ZFS_FRAG_INVALID && toplevel),
4969 format);
a05dfd00
GW		 4970 cap = (vs->vs_space == 0) ? 0 :
4971 (vs->vs_alloc * 100 / vs->vs_space);
bc2d8093
CE		 4972 print_one_column(ZPOOL_PROP_CAPACITY, cap, scripted, toplevel,
4973 format);
1bd201e7
CS		 4974 (void) printf("\n");
4975 }
4976
4977 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
4978 &child, &children) != 0)
4979 return;
4980
4981 for (c = 0; c < children; c++) {
4982 uint64_t ishole = B_FALSE;
4983
4984 if (nvlist_lookup_uint64(child[c],
4985 ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole)
4986 continue;
4987
8e4c5c9a
JWK		 4988 if (nvlist_lookup_uint64(child[c],
4989 ZPOOL_CONFIG_IS_LOG, &islog) == 0 && islog) {
4990 haslog = B_TRUE;
4991 continue;
4992 }
4993
d2f3e292
RY		 4994 vname = zpool_vdev_name(g_zfs, zhp, child[c],
4995 cb->cb_name_flags);
1bd201e7
CS		 4996 print_list_stats(zhp, vname, child[c], cb, depth + 2);
4997 free(vname);
4998 }
4999
8e4c5c9a
JWK		 5000 if (haslog == B_TRUE) {
5001 /* LINTED E_SEC_PRINTF_VAR_FMT */
5002 (void) printf(dashes, cb->cb_namewidth, "log");
5003 for (c = 0; c < children; c++) {
5004 if (nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
5005 &islog) != 0 || !islog)
5006 continue;
d2f3e292
RY		 5007 vname = zpool_vdev_name(g_zfs, zhp, child[c],
5008 cb->cb_name_flags);
8e4c5c9a
JWK		 5009 print_list_stats(zhp, vname, child[c], cb, depth + 2);
5010 free(vname);
5011 }
5012 }
5013
1bd201e7 5014 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
8e4c5c9a
JWK		 5015 &child, &children) == 0 && children > 0) {
5016 /* LINTED E_SEC_PRINTF_VAR_FMT */
5017 (void) printf(dashes, cb->cb_namewidth, "cache");
5018 for (c = 0; c < children; c++) {
d2f3e292
RY		 5019 vname = zpool_vdev_name(g_zfs, zhp, child[c],
5020 cb->cb_name_flags);
8e4c5c9a
JWK		 5021 print_list_stats(zhp, vname, child[c], cb, depth + 2);
5022 free(vname);
5023 }
5024 }
1bd201e7 5025
8e4c5c9a
JWK		 5026 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, &child,
5027 &children) == 0 && children > 0) {
5028 /* LINTED E_SEC_PRINTF_VAR_FMT */
5029 (void) printf(dashes, cb->cb_namewidth, "spare");
1bd201e7 5030 for (c = 0; c < children; c++) {
d2f3e292
RY		 5031 vname = zpool_vdev_name(g_zfs, zhp, child[c],
5032 cb->cb_name_flags);
1bd201e7
CS		 5033 print_list_stats(zhp, vname, child[c], cb, depth + 2);
5034 free(vname);
5035 }
5036 }
5037}
5038
5039
34dc7c2f
BB		 5040/*
5041 * Generic callback function to list a pool.
5042 */
5043int
5044list_callback(zpool_handle_t *zhp, void *data)
5045{
5046 list_cbdata_t *cbp = data;
1bd201e7
CS		 5047 nvlist_t *config;
5048 nvlist_t *nvroot;
34dc7c2f 5049
1bd201e7 5050 config = zpool_get_config(zhp, NULL);
34dc7c2f 5051
1bd201e7
CS		 5052 print_pool(zhp, cbp);
5053 if (!cbp->cb_verbose)
5054 return (0);
5055
5056 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
5057 &nvroot) == 0);
5058 print_list_stats(zhp, NULL, nvroot, cbp, 0);
34dc7c2f
BB		 5059
5060 return (0);
5061}
5062
5063/*
2a8b84b7 5064 * zpool list [-gHLpP] [-o prop[,prop]*] [-T d|u] [pool] ... [interval [count]]
34dc7c2f 5065 *
d2f3e292 5066 * -g Display guid for individual vdev name.
34dc7c2f
BB		 5067 * -H Scripted mode. Don't display headers, and separate properties
5068 * by a single tab.
d2f3e292 5069 * -L Follow links when resolving vdev path name.
34dc7c2f 5070 * -o List of properties to display. Defaults to
a05dfd00
GW		 5071 * "name,size,allocated,free,expandsize,fragmentation,capacity,"
5072 * "dedupratio,health,altroot"
2a8b84b7 5073 * -p Display values in parsable (exact) format.
a77f29f9 5074 * -P Display full path for vdev name.
428870ff 5075 * -T Display a timestamp in date(1) or Unix format
34dc7c2f
BB		 5076 *
5077 * List all pools in the system, whether or not they're healthy. Output space
5078 * statistics for each one, as well as health status summary.
5079 */
5080int
5081zpool_do_list(int argc, char **argv)
5082{
5083 int c;
cd72af9c 5084 int ret = 0;
34dc7c2f
BB		 5085 list_cbdata_t cb = { 0 };
5086 static char default_props[] =
a05dfd00 5087 "name,size,allocated,free,expandsize,fragmentation,capacity,"
f3a7f661 5088 "dedupratio,health,altroot";
34dc7c2f 5089 char *props = default_props;
193a37cb
TH		 5090 float interval = 0;
5091 unsigned long count = 0;
1bd201e7
CS		 5092 zpool_list_t *list;
5093 boolean_t first = B_TRUE;
34dc7c2f
BB		 5094
5095 /* check options */
2a8b84b7 5096 while ((c = getopt(argc, argv, ":gHLo:pPT:v")) != -1) {
34dc7c2f 5097 switch (c) {
d2f3e292
RY		 5098 case 'g':
5099 cb.cb_name_flags |= VDEV_NAME_GUID;
5100 break;
34dc7c2f
BB		 5101 case 'H':
5102 cb.cb_scripted = B_TRUE;
5103 break;
d2f3e292
RY		 5104 case 'L':
5105 cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
5106 break;
34dc7c2f
BB		 5107 case 'o':
5108 props = optarg;
5109 break;
a77f29f9 5110 case 'P':
d2f3e292
RY		 5111 cb.cb_name_flags |= VDEV_NAME_PATH;
5112 break;
2a8b84b7
AS		 5113 case 'p':
5114 cb.cb_literal = B_TRUE;
5115 break;
428870ff
BB		 5116 case 'T':
5117 get_timestamp_arg(*optarg);
5118 break;
1bd201e7
CS		 5119 case 'v':
5120 cb.cb_verbose = B_TRUE;
5121 break;
34dc7c2f
BB		 5122 case ':':
5123 (void) fprintf(stderr, gettext("missing argument for "
5124 "'%c' option\n"), optopt);
5125 usage(B_FALSE);
5126 break;
5127 case '?':
5128 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5129 optopt);
5130 usage(B_FALSE);
5131 }
5132 }
5133
5134 argc -= optind;
5135 argv += optind;
5136
428870ff
BB		 5137 get_interval_count(&argc, argv, &interval, &count);
5138
34dc7c2f
BB		 5139 if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0)
5140 usage(B_FALSE);
5141
428870ff 5142 for (;;) {
3e43edd2
GW		 5143 if ((list = pool_list_get(argc, argv, &cb.cb_proplist,
5144 &ret)) == NULL)
5145 return (1);
1bd201e7
CS		 5146
5147 if (pool_list_count(list) == 0)
5148 break;
34dc7c2f 5149
428870ff
BB		 5150 if (timestamp_fmt != NODATE)
5151 print_timestamp(timestamp_fmt);
34dc7c2f 5152
1bd201e7
CS		 5153 if (!cb.cb_scripted && (first || cb.cb_verbose)) {
5154 print_header(&cb);
5155 first = B_FALSE;
428870ff 5156 }
1bd201e7 5157 ret = pool_list_iter(list, B_TRUE, list_callback, &cb);
428870ff
BB		 5158
5159 if (interval == 0)
5160 break;
5161
5162 if (count != 0 && --count == 0)
5163 break;
5164
3e43edd2 5165 pool_list_free(list);
193a37cb 5166 (void) fsleep(interval);
34dc7c2f
BB		 5167 }
5168
3e43edd2
GW		 5169 if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) {
5170 (void) printf(gettext("no pools available\n"));
5171 ret = 0;
5172 }
5173
5174 pool_list_free(list);
428870ff 5175 zprop_free_list(cb.cb_proplist);
34dc7c2f
BB		 5176 return (ret);
5177}
5178
34dc7c2f
BB		 5179static int
5180zpool_do_attach_or_replace(int argc, char **argv, int replacing)
5181{
5182 boolean_t force = B_FALSE;
5183 int c;
5184 nvlist_t *nvroot;
5185 char *poolname, *old_disk, *new_disk;
5186 zpool_handle_t *zhp;
df831108
CP		 5187 nvlist_t *props = NULL;
5188 char *propval;
34dc7c2f
BB		 5189 int ret;
5190
5191 /* check options */
4588bf57 5192 while ((c = getopt(argc, argv, "fo:")) != -1) {
34dc7c2f
BB		 5193 switch (c) {
5194 case 'f':
5195 force = B_TRUE;
5196 break;
df831108
CP		 5197 case 'o':
5198 if ((propval = strchr(optarg, '=')) == NULL) {
5199 (void) fprintf(stderr, gettext("missing "
5200 "'=' for -o option\n"));
5201 usage(B_FALSE);
5202 }
5203 *propval = '\0';
5204 propval++;
5205
5206 if ((strcmp(optarg, ZPOOL_CONFIG_ASHIFT) != 0) ||
5207 (add_prop_list(optarg, propval, &props, B_TRUE)))
5208 usage(B_FALSE);
5209 break;
34dc7c2f
BB		 5210 case '?':
5211 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5212 optopt);
5213 usage(B_FALSE);
5214 }
5215 }
5216
5217 argc -= optind;
5218 argv += optind;
5219
5220 /* get pool name and check number of arguments */
5221 if (argc < 1) {
5222 (void) fprintf(stderr, gettext("missing pool name argument\n"));
5223 usage(B_FALSE);
5224 }
5225
5226 poolname = argv[0];
5227
5228 if (argc < 2) {
5229 (void) fprintf(stderr,
5230 gettext("missing <device> specification\n"));
5231 usage(B_FALSE);
5232 }
5233
5234 old_disk = argv[1];
5235
5236 if (argc < 3) {
5237 if (!replacing) {
5238 (void) fprintf(stderr,
5239 gettext("missing <new_device> specification\n"));
5240 usage(B_FALSE);
5241 }
5242 new_disk = old_disk;
5243 argc -= 1;
5244 argv += 1;
5245 } else {
5246 new_disk = argv[2];
5247 argc -= 2;
5248 argv += 2;
5249 }
5250
5251 if (argc > 1) {
5252 (void) fprintf(stderr, gettext("too many arguments\n"));
5253 usage(B_FALSE);
5254 }
5255
a425f5bf 5256 if ((zhp = zpool_open(g_zfs, poolname)) == NULL) {
5257 nvlist_free(props);
34dc7c2f 5258 return (1);
a425f5bf 5259 }
34dc7c2f
BB		 5260
5261 if (zpool_get_config(zhp, NULL) == NULL) {
5262 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
5263 poolname);
5264 zpool_close(zhp);
a425f5bf 5265 nvlist_free(props);
34dc7c2f
BB		 5266 return (1);
5267 }
5268
dddef7d6 5269 /* unless manually specified use "ashift" pool property (if set) */
5270 if (!nvlist_exists(props, ZPOOL_CONFIG_ASHIFT)) {
5271 int intval;
5272 zprop_source_t src;
5273 char strval[ZPOOL_MAXPROPLEN];
5274
5275 intval = zpool_get_prop_int(zhp, ZPOOL_PROP_ASHIFT, &src);
5276 if (src != ZPROP_SRC_DEFAULT) {
5277 (void) sprintf(strval, "%" PRId32, intval);
5278 verify(add_prop_list(ZPOOL_CONFIG_ASHIFT, strval,
5279 &props, B_TRUE) == 0);
5280 }
5281 }
5282
df831108 5283 nvroot = make_root_vdev(zhp, props, force, B_FALSE, replacing, B_FALSE,
b128c09f 5284 argc, argv);
34dc7c2f
BB		 5285 if (nvroot == NULL) {
5286 zpool_close(zhp);
a425f5bf 5287 nvlist_free(props);
34dc7c2f
BB		 5288 return (1);
5289 }
5290
5291 ret = zpool_vdev_attach(zhp, old_disk, new_disk, nvroot, replacing);
5292
a425f5bf 5293 nvlist_free(props);
34dc7c2f
BB		 5294 nvlist_free(nvroot);
5295 zpool_close(zhp);
5296
5297 return (ret);
5298}
5299
5300/*
5301 * zpool replace [-f] <pool> <device> <new_device>
5302 *
5303 * -f Force attach, even if <new_device> appears to be in use.
5304 *
5305 * Replace <device> with <new_device>.
5306 */
5307/* ARGSUSED */
5308int
5309zpool_do_replace(int argc, char **argv)
5310{
5311 return (zpool_do_attach_or_replace(argc, argv, B_TRUE));
5312}
5313
5314/*
df831108 5315 * zpool attach [-f] [-o property=value] <pool> <device> <new_device>
34dc7c2f
BB		 5316 *
5317 * -f Force attach, even if <new_device> appears to be in use.
df831108 5318 * -o Set property=value.
34dc7c2f
BB		 5319 *
5320 * Attach <new_device> to the mirror containing <device>. If <device> is not
5321 * part of a mirror, then <device> will be transformed into a mirror of
5322 * <device> and <new_device>. In either case, <new_device> will begin life
5323 * with a DTL of [0, now], and will immediately begin to resilver itself.
5324 */
5325int
5326zpool_do_attach(int argc, char **argv)
5327{
5328 return (zpool_do_attach_or_replace(argc, argv, B_FALSE));
5329}
5330
5331/*
5332 * zpool detach [-f] <pool> <device>
5333 *
5334 * -f Force detach of <device>, even if DTLs argue against it
5335 * (not supported yet)
5336 *
5337 * Detach a device from a mirror. The operation will be refused if <device>
5338 * is the last device in the mirror, or if the DTLs indicate that this device
5339 * has the only valid copy of some data.
5340 */
5341/* ARGSUSED */
5342int
5343zpool_do_detach(int argc, char **argv)
5344{
5345 int c;
5346 char *poolname, *path;
5347 zpool_handle_t *zhp;
5348 int ret;
5349
5350 /* check options */
5351 while ((c = getopt(argc, argv, "f")) != -1) {
5352 switch (c) {
5353 case 'f':
5354 case '?':
5355 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5356 optopt);
5357 usage(B_FALSE);
5358 }
5359 }
5360
5361 argc -= optind;
5362 argv += optind;
5363
5364 /* get pool name and check number of arguments */
5365 if (argc < 1) {
5366 (void) fprintf(stderr, gettext("missing pool name argument\n"));
5367 usage(B_FALSE);
5368 }
5369
5370 if (argc < 2) {
5371 (void) fprintf(stderr,
5372 gettext("missing <device> specification\n"));
5373 usage(B_FALSE);
5374 }
5375
5376 poolname = argv[0];
5377 path = argv[1];
5378
5379 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
5380 return (1);
5381
5382 ret = zpool_vdev_detach(zhp, path);
5383
5384 zpool_close(zhp);
5385
5386 return (ret);
5387}
5388
428870ff 5389/*
a77f29f9 5390 * zpool split [-gLnP] [-o prop=val] ...
428870ff
BB		 5391 * [-o mntopt] ...
5392 * [-R altroot] <pool> <newpool> [<device> ...]
5393 *
d2f3e292
RY		 5394 * -g Display guid for individual vdev name.
5395 * -L Follow links when resolving vdev path name.
428870ff
BB		 5396 * -n Do not split the pool, but display the resulting layout if
5397 * it were to be split.
5398 * -o Set property=value, or set mount options.
a77f29f9 5399 * -P Display full path for vdev name.
428870ff 5400 * -R Mount the split-off pool under an alternate root.
b5256303 5401 * -l Load encryption keys while importing.
428870ff
BB		 5402 *
5403 * Splits the named pool and gives it the new pool name. Devices to be split
5404 * off may be listed, provided that no more than one device is specified
5405 * per top-level vdev mirror. The newly split pool is left in an exported
5406 * state unless -R is specified.
5407 *
5408 * Restrictions: the top-level of the pool pool must only be made up of
5409 * mirrors; all devices in the pool must be healthy; no device may be
5410 * undergoing a resilvering operation.
5411 */
5412int
5413zpool_do_split(int argc, char **argv)
5414{
5415 char *srcpool, *newpool, *propval;
5416 char *mntopts = NULL;
5417 splitflags_t flags;
5418 int c, ret = 0;
b5256303 5419 boolean_t loadkeys = B_FALSE;
428870ff
BB		 5420 zpool_handle_t *zhp;
5421 nvlist_t *config, *props = NULL;
5422
5423 flags.dryrun = B_FALSE;
5424 flags.import = B_FALSE;
d2f3e292 5425 flags.name_flags = 0;
428870ff
BB		 5426
5427 /* check options */
b5256303 5428 while ((c = getopt(argc, argv, ":gLR:lno:P")) != -1) {
428870ff 5429 switch (c) {
d2f3e292
RY		 5430 case 'g':
5431 flags.name_flags |= VDEV_NAME_GUID;
5432 break;
5433 case 'L':
5434 flags.name_flags |= VDEV_NAME_FOLLOW_LINKS;
5435 break;
428870ff
BB		 5436 case 'R':
5437 flags.import = B_TRUE;
5438 if (add_prop_list(
5439 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), optarg,
5440 &props, B_TRUE) != 0) {
8a5fc748 5441 nvlist_free(props);
428870ff
BB		 5442 usage(B_FALSE);
5443 }
5444 break;
b5256303
TC		 5445 case 'l':
5446 loadkeys = B_TRUE;
5447 break;
428870ff
BB		 5448 case 'n':
5449 flags.dryrun = B_TRUE;
5450 break;
5451 case 'o':
5452 if ((propval = strchr(optarg, '=')) != NULL) {
5453 *propval = '\0';
5454 propval++;
5455 if (add_prop_list(optarg, propval,
5456 &props, B_TRUE) != 0) {
8a5fc748 5457 nvlist_free(props);
428870ff
BB		 5458 usage(B_FALSE);
5459 }
5460 } else {
5461 mntopts = optarg;
5462 }
5463 break;
a77f29f9 5464 case 'P':
d2f3e292
RY		 5465 flags.name_flags |= VDEV_NAME_PATH;
5466 break;
428870ff
BB		 5467 case ':':
5468 (void) fprintf(stderr, gettext("missing argument for "
5469 "'%c' option\n"), optopt);
5470 usage(B_FALSE);
5471 break;
5472 case '?':
5473 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5474 optopt);
5475 usage(B_FALSE);
5476 break;
5477 }
5478 }
5479
5480 if (!flags.import && mntopts != NULL) {
5481 (void) fprintf(stderr, gettext("setting mntopts is only "
5482 "valid when importing the pool\n"));
5483 usage(B_FALSE);
5484 }
5485
b5256303
TC		 5486 if (!flags.import && loadkeys) {
5487 (void) fprintf(stderr, gettext("loading keys is only "
5488 "valid when importing the pool\n"));
5489 usage(B_FALSE);
5490 }
5491
428870ff
BB		 5492 argc -= optind;
5493 argv += optind;
5494
5495 if (argc < 1) {
5496 (void) fprintf(stderr, gettext("Missing pool name\n"));
5497 usage(B_FALSE);
5498 }
5499 if (argc < 2) {
5500 (void) fprintf(stderr, gettext("Missing new pool name\n"));
5501 usage(B_FALSE);
5502 }
5503
5504 srcpool = argv[0];
5505 newpool = argv[1];
5506
5507 argc -= 2;
5508 argv += 2;
5509
a425f5bf 5510 if ((zhp = zpool_open(g_zfs, srcpool)) == NULL) {
5511 nvlist_free(props);
428870ff 5512 return (1);
a425f5bf 5513 }
428870ff
BB		 5514
5515 config = split_mirror_vdev(zhp, newpool, props, flags, argc, argv);
5516 if (config == NULL) {
5517 ret = 1;
5518 } else {
5519 if (flags.dryrun) {
5520 (void) printf(gettext("would create '%s' with the "
5521 "following layout:\n\n"), newpool);
d2f3e292
RY		 5522 print_vdev_tree(NULL, newpool, config, 0, B_FALSE,
5523 flags.name_flags);
428870ff 5524 }
428870ff
BB		 5525 }
5526
5527 zpool_close(zhp);
5528
a425f5bf 5529 if (ret != 0 || flags.dryrun || !flags.import) {
5530 nvlist_free(config);
5531 nvlist_free(props);
428870ff 5532 return (ret);
a425f5bf 5533 }
428870ff
BB		 5534
5535 /*
5536 * The split was successful. Now we need to open the new
5537 * pool and import it.
5538 */
a425f5bf 5539 if ((zhp = zpool_open_canfail(g_zfs, newpool)) == NULL) {
5540 nvlist_free(config);
5541 nvlist_free(props);
428870ff 5542 return (1);
a425f5bf 5543 }
b5256303
TC		 5544
5545 if (loadkeys) {
5546 ret = zfs_crypto_attempt_load_keys(g_zfs, newpool);
5547 if (ret != 0)
5548 ret = 1;
5549 }
5550
428870ff
BB		 5551 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
5552 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
5553 ret = 1;
af909a10 5554 (void) fprintf(stderr, gettext("Split was successful, but "
428870ff
BB		 5555 "the datasets could not all be mounted\n"));
5556 (void) fprintf(stderr, gettext("Try doing '%s' with a "
5557 "different altroot\n"), "zpool import");
5558 }
5559 zpool_close(zhp);
a425f5bf 5560 nvlist_free(config);
5561 nvlist_free(props);
428870ff
BB		 5562
5563 return (ret);
5564}
5565
5566
5567
34dc7c2f
BB		 5568/*
5569 * zpool online <pool> <device> ...
5570 */
5571int
5572zpool_do_online(int argc, char **argv)
5573{
5574 int c, i;
5575 char *poolname;
5576 zpool_handle_t *zhp;
5577 int ret = 0;
5578 vdev_state_t newstate;
9babb374 5579 int flags = 0;
34dc7c2f
BB		 5580
5581 /* check options */
9babb374 5582 while ((c = getopt(argc, argv, "et")) != -1) {
34dc7c2f 5583 switch (c) {
9babb374
BB		 5584 case 'e':
5585 flags |= ZFS_ONLINE_EXPAND;
5586 break;
34dc7c2f
BB		 5587 case 't':
5588 case '?':
5589 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5590 optopt);
5591 usage(B_FALSE);
5592 }
5593 }
5594
5595 argc -= optind;
5596 argv += optind;
5597
5598 /* get pool name and check number of arguments */
5599 if (argc < 1) {
5600 (void) fprintf(stderr, gettext("missing pool name\n"));
5601 usage(B_FALSE);
5602 }
5603 if (argc < 2) {
5604 (void) fprintf(stderr, gettext("missing device name\n"));
5605 usage(B_FALSE);
5606 }
5607
5608 poolname = argv[0];
5609
5610 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
5611 return (1);
5612
5613 for (i = 1; i < argc; i++) {
9babb374 5614 if (zpool_vdev_online(zhp, argv[i], flags, &newstate) == 0) {
34dc7c2f
BB		 5615 if (newstate != VDEV_STATE_HEALTHY) {
5616 (void) printf(gettext("warning: device '%s' "
5617 "onlined, but remains in faulted state\n"),
5618 argv[i]);
5619 if (newstate == VDEV_STATE_FAULTED)
5620 (void) printf(gettext("use 'zpool "
5621 "clear' to restore a faulted "
5622 "device\n"));
5623 else
5624 (void) printf(gettext("use 'zpool "
5625 "replace' to replace devices "
5626 "that are no longer present\n"));
5627 }
5628 } else {
5629 ret = 1;
5630 }
5631 }
5632
5633 zpool_close(zhp);
5634
5635 return (ret);
5636}
5637
5638/*
5639 * zpool offline [-ft] <pool> <device> ...
5640 *
4a283c7f 5641 * -f Force the device into a faulted state.
34dc7c2f 5642 *
4a283c7f 5643 * -t Only take the device off-line temporarily. The offline/faulted
34dc7c2f
BB		 5644 * state will not be persistent across reboots.
5645 */
5646/* ARGSUSED */
5647int
5648zpool_do_offline(int argc, char **argv)
5649{
5650 int c, i;
5651 char *poolname;
5652 zpool_handle_t *zhp;
5653 int ret = 0;
5654 boolean_t istmp = B_FALSE;
4a283c7f 5655 boolean_t fault = B_FALSE;
34dc7c2f
BB		 5656
5657 /* check options */
5658 while ((c = getopt(argc, argv, "ft")) != -1) {
5659 switch (c) {
4a283c7f
TH		 5660 case 'f':
5661 fault = B_TRUE;
5662 break;
34dc7c2f
BB		 5663 case 't':
5664 istmp = B_TRUE;
5665 break;
34dc7c2f
BB		 5666 case '?':
5667 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5668 optopt);
5669 usage(B_FALSE);
5670 }
5671 }
5672
5673 argc -= optind;
5674 argv += optind;
5675
5676 /* get pool name and check number of arguments */
5677 if (argc < 1) {
5678 (void) fprintf(stderr, gettext("missing pool name\n"));
5679 usage(B_FALSE);
5680 }
5681 if (argc < 2) {
5682 (void) fprintf(stderr, gettext("missing device name\n"));
5683 usage(B_FALSE);
5684 }
5685
5686 poolname = argv[0];
5687
5688 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
5689 return (1);
5690
5691 for (i = 1; i < argc; i++) {
4a283c7f
TH		 5692 if (fault) {
5693 uint64_t guid = zpool_vdev_path_to_guid(zhp, argv[i]);
5694 vdev_aux_t aux;
5695 if (istmp == B_FALSE) {
5696 /* Force the fault to persist across imports */
5697 aux = VDEV_AUX_EXTERNAL_PERSIST;
5698 } else {
5699 aux = VDEV_AUX_EXTERNAL;
5700 }
5701
5702 if (guid == 0 || zpool_vdev_fault(zhp, guid, aux) != 0)
5703 ret = 1;
5704 } else {
5705 if (zpool_vdev_offline(zhp, argv[i], istmp) != 0)
5706 ret = 1;
5707 }
34dc7c2f
BB		 5708 }
5709
5710 zpool_close(zhp);
5711
5712 return (ret);
5713}
5714
5715/*
5716 * zpool clear <pool> [device]
5717 *
5718 * Clear all errors associated with a pool or a particular device.
5719 */
5720int
5721zpool_do_clear(int argc, char **argv)
5722{
428870ff 5723 int c;
34dc7c2f 5724 int ret = 0;
428870ff
BB		 5725 boolean_t dryrun = B_FALSE;
5726 boolean_t do_rewind = B_FALSE;
5727 boolean_t xtreme_rewind = B_FALSE;
5728 uint32_t rewind_policy = ZPOOL_NO_REWIND;
5729 nvlist_t *policy = NULL;
34dc7c2f
BB		 5730 zpool_handle_t *zhp;
5731 char *pool, *device;
5732
428870ff
BB		 5733 /* check options */
5734 while ((c = getopt(argc, argv, "FnX")) != -1) {
5735 switch (c) {
5736 case 'F':
5737 do_rewind = B_TRUE;
5738 break;
5739 case 'n':
5740 dryrun = B_TRUE;
5741 break;
5742 case 'X':
5743 xtreme_rewind = B_TRUE;
5744 break;
5745 case '?':
5746 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5747 optopt);
5748 usage(B_FALSE);
5749 }
5750 }
5751
5752 argc -= optind;
5753 argv += optind;
5754
5755 if (argc < 1) {
34dc7c2f
BB		 5756 (void) fprintf(stderr, gettext("missing pool name\n"));
5757 usage(B_FALSE);
5758 }
5759
428870ff 5760 if (argc > 2) {
34dc7c2f
BB		 5761 (void) fprintf(stderr, gettext("too many arguments\n"));
5762 usage(B_FALSE);
5763 }
5764
428870ff
BB		 5765 if ((dryrun || xtreme_rewind) && !do_rewind) {
5766 (void) fprintf(stderr,
5767 gettext("-n or -X only meaningful with -F\n"));
5768 usage(B_FALSE);
5769 }
5770 if (dryrun)
5771 rewind_policy = ZPOOL_TRY_REWIND;
5772 else if (do_rewind)
5773 rewind_policy = ZPOOL_DO_REWIND;
5774 if (xtreme_rewind)
5775 rewind_policy |= ZPOOL_EXTREME_REWIND;
5776
5777 /* In future, further rewind policy choices can be passed along here */
5778 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
5779 nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind_policy) != 0)
5780 return (1);
5781
5782 pool = argv[0];
5783 device = argc == 2 ? argv[1] : NULL;
34dc7c2f 5784
428870ff
BB		 5785 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
5786 nvlist_free(policy);
34dc7c2f 5787 return (1);
428870ff 5788 }
34dc7c2f 5789
428870ff 5790 if (zpool_clear(zhp, device, policy) != 0)
34dc7c2f
BB		 5791 ret = 1;
5792
5793 zpool_close(zhp);
5794
428870ff
BB		 5795 nvlist_free(policy);
5796
34dc7c2f
BB		 5797 return (ret);
5798}
5799
3541dc6d
GA		 5800/*
5801 * zpool reguid <pool>
5802 */
5803int
5804zpool_do_reguid(int argc, char **argv)
5805{
5806 int c;
5807 char *poolname;
5808 zpool_handle_t *zhp;
5809 int ret = 0;
5810
5811 /* check options */
5812 while ((c = getopt(argc, argv, "")) != -1) {
5813 switch (c) {
5814 case '?':
5815 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5816 optopt);
5817 usage(B_FALSE);
5818 }
5819 }
5820
5821 argc -= optind;
5822 argv += optind;
5823
5824 /* get pool name and check number of arguments */
5825 if (argc < 1) {
5826 (void) fprintf(stderr, gettext("missing pool name\n"));
5827 usage(B_FALSE);
5828 }
5829
5830 if (argc > 1) {
5831 (void) fprintf(stderr, gettext("too many arguments\n"));
5832 usage(B_FALSE);
5833 }
5834
5835 poolname = argv[0];
5836 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
5837 return (1);
5838
5839 ret = zpool_reguid(zhp);
5840
5841 zpool_close(zhp);
5842 return (ret);
5843}
5844
5845
1bd201e7
CS		 5846/*
5847 * zpool reopen <pool>
5848 *
5849 * Reopen the pool so that the kernel can update the sizes of all vdevs.
1bd201e7
CS		 5850 */
5851int
5852zpool_do_reopen(int argc, char **argv)
5853{
5853fe79 5854 int c;
1bd201e7
CS		 5855 int ret = 0;
5856 zpool_handle_t *zhp;
5857 char *pool;
5858
5853fe79
GW		 5859 /* check options */
5860 while ((c = getopt(argc, argv, "")) != -1) {
5861 switch (c) {
5862 case '?':
5863 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5864 optopt);
5865 usage(B_FALSE);
5866 }
5867 }
5868
1bd201e7
CS		 5869 argc--;
5870 argv++;
5871
5853fe79
GW		 5872 if (argc < 1) {
5873 (void) fprintf(stderr, gettext("missing pool name\n"));
5874 usage(B_FALSE);
5875 }
5876
5877 if (argc > 1) {
5878 (void) fprintf(stderr, gettext("too many arguments\n"));
5879 usage(B_FALSE);
5880 }
1bd201e7
CS		 5881
5882 pool = argv[0];
5883 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL)
5884 return (1);
5885
5886 ret = zpool_reopen(zhp);
5887 zpool_close(zhp);
5888 return (ret);
5889}
5890
34dc7c2f
BB		 5891typedef struct scrub_cbdata {
5892 int cb_type;
5893 int cb_argc;
5894 char **cb_argv;
0ea05c64 5895 pool_scrub_cmd_t cb_scrub_cmd;
34dc7c2f
BB		 5896} scrub_cbdata_t;
5897
5898int
5899scrub_callback(zpool_handle_t *zhp, void *data)
5900{
5901 scrub_cbdata_t *cb = data;
5902 int err;
5903
5904 /*
5905 * Ignore faulted pools.
5906 */
5907 if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
5908 (void) fprintf(stderr, gettext("cannot scrub '%s': pool is "
5909 "currently unavailable\n"), zpool_get_name(zhp));
5910 return (1);
5911 }
5912
0ea05c64 5913 err = zpool_scan(zhp, cb->cb_type, cb->cb_scrub_cmd);
34dc7c2f
BB		 5914
5915 return (err != 0);
5916}
5917
5918/*
0ea05c64 5919 * zpool scrub [-s | -p] <pool> ...
34dc7c2f
BB		 5920 *
5921 * -s Stop. Stops any in-progress scrub.
0ea05c64 5922 * -p Pause. Pause in-progress scrub.
34dc7c2f
BB		 5923 */
5924int
5925zpool_do_scrub(int argc, char **argv)
5926{
5927 int c;
5928 scrub_cbdata_t cb;
5929
428870ff 5930 cb.cb_type = POOL_SCAN_SCRUB;
0ea05c64 5931 cb.cb_scrub_cmd = POOL_SCRUB_NORMAL;
34dc7c2f
BB		 5932
5933 /* check options */
0ea05c64 5934 while ((c = getopt(argc, argv, "sp")) != -1) {
34dc7c2f
BB		 5935 switch (c) {
5936 case 's':
428870ff 5937 cb.cb_type = POOL_SCAN_NONE;
34dc7c2f 5938 break;
0ea05c64
AP		 5939 case 'p':
5940 cb.cb_scrub_cmd = POOL_SCRUB_PAUSE;
5941 break;
34dc7c2f
BB		 5942 case '?':
5943 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5944 optopt);
5945 usage(B_FALSE);
5946 }
5947 }
5948
0ea05c64
AP		 5949 if (cb.cb_type == POOL_SCAN_NONE &&
5950 cb.cb_scrub_cmd == POOL_SCRUB_PAUSE) {
5951 (void) fprintf(stderr, gettext("invalid option combination: "
5952 "-s and -p are mutually exclusive\n"));
5953 usage(B_FALSE);
5954 }
5955
34dc7c2f
BB		 5956 cb.cb_argc = argc;
5957 cb.cb_argv = argv;
5958 argc -= optind;
5959 argv += optind;
5960
5961 if (argc < 1) {
5962 (void) fprintf(stderr, gettext("missing pool name argument\n"));
5963 usage(B_FALSE);
5964 }
5965
5966 return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb));
5967}
5968
34dc7c2f
BB		 5969/*
5970 * Print out detailed scrub status.
5971 */
5972void
428870ff 5973print_scan_status(pool_scan_stat_t *ps)
34dc7c2f 5974{
0ea05c64 5975 time_t start, end, pause;
572e2857 5976 uint64_t elapsed, mins_left, hours_left;
428870ff
BB		 5977 uint64_t pass_exam, examined, total;
5978 uint_t rate;
34dc7c2f 5979 double fraction_done;
428870ff 5980 char processed_buf[7], examined_buf[7], total_buf[7], rate_buf[7];
34dc7c2f 5981
24024589 5982 (void) printf(gettext(" scan: "));
34dc7c2f 5983
428870ff
BB		 5984 /* If there's never been a scan, there's not much to say. */
5985 if (ps == NULL || ps->pss_func == POOL_SCAN_NONE ||
5986 ps->pss_func >= POOL_SCAN_FUNCS) {
34dc7c2f
BB		 5987 (void) printf(gettext("none requested\n"));
5988 return;
5989 }
5990
428870ff
BB		 5991 start = ps->pss_start_time;
5992 end = ps->pss_end_time;
0ea05c64 5993 pause = ps->pss_pass_scrub_pause;
e7fbeb60 5994 zfs_nicebytes(ps->pss_processed, processed_buf, sizeof (processed_buf));
34dc7c2f 5995
428870ff
BB		 5996 assert(ps->pss_func == POOL_SCAN_SCRUB ||
5997 ps->pss_func == POOL_SCAN_RESILVER);
5998 /*
5999 * Scan is finished or canceled.
6000 */
6001 if (ps->pss_state == DSS_FINISHED) {
6002 uint64_t minutes_taken = (end - start) / 60;
d4ed6673 6003 char *fmt = NULL;
428870ff
BB		 6004
6005 if (ps->pss_func == POOL_SCAN_SCRUB) {
6006 fmt = gettext("scrub repaired %s in %lluh%um with "
6007 "%llu errors on %s");
6008 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
6009 fmt = gettext("resilvered %s in %lluh%um with "
6010 "%llu errors on %s");
6011 }
6012 /* LINTED */
6013 (void) printf(fmt, processed_buf,
34dc7c2f
BB		 6014 (u_longlong_t)(minutes_taken / 60),
6015 (uint_t)(minutes_taken % 60),
428870ff
BB		 6016 (u_longlong_t)ps->pss_errors,
6017 ctime((time_t *)&end));
6018 return;
6019 } else if (ps->pss_state == DSS_CANCELED) {
6020 if (ps->pss_func == POOL_SCAN_SCRUB) {
6021 (void) printf(gettext("scrub canceled on %s"),
6022 ctime(&end));
6023 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
6024 (void) printf(gettext("resilver canceled on %s"),
6025 ctime(&end));
6026 }
34dc7c2f
BB		 6027 return;
6028 }
6029
428870ff
BB		 6030 assert(ps->pss_state == DSS_SCANNING);
6031
6032 /*
6033 * Scan is in progress.
6034 */
6035 if (ps->pss_func == POOL_SCAN_SCRUB) {
0ea05c64
AP		 6036 if (pause == 0) {
6037 (void) printf(gettext("scrub in progress since %s"),
6038 ctime(&start));
6039 } else {
6040 char buf[32];
6041 struct tm *p = localtime(&pause);
6042 (void) strftime(buf, sizeof (buf), "%a %b %e %T %Y", p);
6043 (void) printf(gettext("scrub paused since %s\n"), buf);
6044 (void) printf(gettext("\tscrub started on %s"),
6045 ctime(&start));
6046 }
428870ff
BB		 6047 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
6048 (void) printf(gettext("resilver in progress since %s"),
6049 ctime(&start));
6050 }
34dc7c2f 6051
428870ff
BB		 6052 examined = ps->pss_examined ? ps->pss_examined : 1;
6053 total = ps->pss_to_examine;
34dc7c2f 6054 fraction_done = (double)examined / total;
428870ff
BB		 6055
6056 /* elapsed time for this pass */
6057 elapsed = time(NULL) - ps->pss_pass_start;
0ea05c64 6058 elapsed -= ps->pss_pass_scrub_spent_paused;
428870ff
BB		 6059 elapsed = elapsed ? elapsed : 1;
6060 pass_exam = ps->pss_pass_exam ? ps->pss_pass_exam : 1;
6061 rate = pass_exam / elapsed;
6062 rate = rate ? rate : 1;
6063 mins_left = ((total - examined) / rate) / 60;
572e2857 6064 hours_left = mins_left / 60;
428870ff 6065
e7fbeb60 6066 zfs_nicebytes(examined, examined_buf, sizeof (examined_buf));
6067 zfs_nicebytes(total, total_buf, sizeof (total_buf));
428870ff 6068
572e2857
BB		 6069 /*
6070 * do not print estimated time if hours_left is more than 30 days
0ea05c64 6071 * or we have a paused scrub
572e2857 6072 */
0ea05c64
AP		 6073 if (pause == 0) {
6074 zfs_nicebytes(rate, rate_buf, sizeof (rate_buf));
6075 (void) printf(gettext("\t%s scanned out of %s at %s/s"),
6076 examined_buf, total_buf, rate_buf);
6077 if (hours_left < (30 * 24)) {
6078 (void) printf(gettext(", %lluh%um to go\n"),
6079 (u_longlong_t)hours_left, (uint_t)(mins_left % 60));
6080 } else {
6081 (void) printf(gettext(
6082 ", (scan is slow, no estimated time)\n"));
6083 }
572e2857 6084 } else {
0ea05c64
AP		 6085 (void) printf(gettext("\t%s scanned out of %s\n"),
6086 examined_buf, total_buf);
572e2857 6087 }
428870ff
BB		 6088
6089 if (ps->pss_func == POOL_SCAN_RESILVER) {
e7a05183 6090 (void) printf(gettext("\t%s resilvered, %.2f%% done\n"),
428870ff
BB		 6091 processed_buf, 100 * fraction_done);
6092 } else if (ps->pss_func == POOL_SCAN_SCRUB) {
e7a05183 6093 (void) printf(gettext("\t%s repaired, %.2f%% done\n"),
428870ff
BB		 6094 processed_buf, 100 * fraction_done);
6095 }
34dc7c2f
BB		 6096}
6097
34dc7c2f
BB		 6098static void
6099print_error_log(zpool_handle_t *zhp)
6100{
6101 nvlist_t *nverrlist = NULL;
6102 nvpair_t *elem;
6103 char *pathname;
6104 size_t len = MAXPATHLEN * 2;
6105
56a6054d 6106 if (zpool_get_errlog(zhp, &nverrlist) != 0)
34dc7c2f 6107 return;
34dc7c2f
BB		 6108
6109 (void) printf("errors: Permanent errors have been "
6110 "detected in the following files:\n\n");
6111
6112 pathname = safe_malloc(len);
6113 elem = NULL;
6114 while ((elem = nvlist_next_nvpair(nverrlist, elem)) != NULL) {
6115 nvlist_t *nv;
6116 uint64_t dsobj, obj;
6117
6118 verify(nvpair_value_nvlist(elem, &nv) == 0);
6119 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_DATASET,
6120 &dsobj) == 0);
6121 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_OBJECT,
6122 &obj) == 0);
6123 zpool_obj_to_path(zhp, dsobj, obj, pathname, len);
6124 (void) printf("%7s %s\n", "", pathname);
6125 }
6126 free(pathname);
6127 nvlist_free(nverrlist);
6128}
6129
6130static void
fea33e4e
HJ		 6131print_spares(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **spares,
6132 uint_t nspares)
34dc7c2f
BB		 6133{
6134 uint_t i;
6135 char *name;
6136
6137 if (nspares == 0)
6138 return;
6139
6140 (void) printf(gettext("\tspares\n"));
6141
6142 for (i = 0; i < nspares; i++) {
fea33e4e
HJ		 6143 name = zpool_vdev_name(g_zfs, zhp, spares[i],
6144 cb->cb_name_flags);
6145 print_status_config(zhp, cb, name, spares[i], 2, B_TRUE);
34dc7c2f
BB		 6146 free(name);
6147 }
6148}
6149
6150static void
fea33e4e
HJ		 6151print_l2cache(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **l2cache,
6152 uint_t nl2cache)
34dc7c2f
BB		 6153{
6154 uint_t i;
6155 char *name;
6156
6157 if (nl2cache == 0)
6158 return;
6159
6160 (void) printf(gettext("\tcache\n"));
6161
6162 for (i = 0; i < nl2cache; i++) {
fea33e4e
HJ		 6163 name = zpool_vdev_name(g_zfs, zhp, l2cache[i],
6164 cb->cb_name_flags);
6165 print_status_config(zhp, cb, name, l2cache[i], 2, B_FALSE);
34dc7c2f
BB		 6166 free(name);
6167 }
6168}
6169
428870ff
BB		 6170static void
6171print_dedup_stats(nvlist_t *config)
6172{
6173 ddt_histogram_t *ddh;
6174 ddt_stat_t *dds;
6175 ddt_object_t *ddo;
6176 uint_t c;
e7fbeb60 6177 char dspace[6], mspace[6];
428870ff
BB		 6178
6179 /*
6180 * If the pool was faulted then we may not have been able to
32a9872b 6181 * obtain the config. Otherwise, if we have anything in the dedup
428870ff
BB		 6182 * table continue processing the stats.
6183 */
6184 if (nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_OBJ_STATS,
24024589 6185 (uint64_t **)&ddo, &c) != 0)
428870ff
BB		 6186 return;
6187
6188 (void) printf("\n");
24024589
YP		 6189 (void) printf(gettext(" dedup: "));
6190 if (ddo->ddo_count == 0) {
6191 (void) printf(gettext("no DDT entries\n"));
6192 return;
6193 }
6194
e7fbeb60 6195 zfs_nicebytes(ddo->ddo_dspace, dspace, sizeof (dspace));
6196 zfs_nicebytes(ddo->ddo_mspace, mspace, sizeof (mspace));
6197 (void) printf("DDT entries %llu, size %s on disk, %s in core\n",
428870ff 6198 (u_longlong_t)ddo->ddo_count,
e7fbeb60 6199 dspace,
6200 mspace);
428870ff
BB		 6201
6202 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_STATS,
6203 (uint64_t **)&dds, &c) == 0);
6204 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_HISTOGRAM,
6205 (uint64_t **)&ddh, &c) == 0);
6206 zpool_dump_ddt(dds, ddh);
6207}
6208
34dc7c2f
BB		 6209/*
6210 * Display a summary of pool status. Displays a summary such as:
6211 *
6212 * pool: tank
6213 * status: DEGRADED
6214 * reason: One or more devices ...
3cee2262 6215 * see: http://zfsonlinux.org/msg/ZFS-xxxx-01
34dc7c2f
BB		 6216 * config:
6217 * mirror DEGRADED
6218 * c1t0d0 OK
6219 * c2t0d0 UNAVAIL
6220 *
6221 * When given the '-v' option, we print out the complete config. If the '-e'
6222 * option is specified, then we print out error rate information as well.
6223 */
6224int
6225status_callback(zpool_handle_t *zhp, void *data)
6226{
6227 status_cbdata_t *cbp = data;
6228 nvlist_t *config, *nvroot;
6229 char *msgid;
731782ec 6230 zpool_status_t reason;
ffe9d382 6231 zpool_errata_t errata;
34dc7c2f
BB		 6232 const char *health;
6233 uint_t c;
6234 vdev_stat_t *vs;
6235
6236 config = zpool_get_config(zhp, NULL);
ffe9d382 6237 reason = zpool_get_status(zhp, &msgid, &errata);
34dc7c2f
BB		 6238
6239 cbp->cb_count++;
6240
6241 /*
6242 * If we were given 'zpool status -x', only report those pools with
6243 * problems.
6244 */
c5b247f3
TC		 6245 if (cbp->cb_explain &&
6246 (reason == ZPOOL_STATUS_OK ||
6247 reason == ZPOOL_STATUS_VERSION_OLDER ||
6248 reason == ZPOOL_STATUS_FEAT_DISABLED)) {
34dc7c2f
BB		 6249 if (!cbp->cb_allpools) {
6250 (void) printf(gettext("pool '%s' is healthy\n"),
6251 zpool_get_name(zhp));
6252 if (cbp->cb_first)
6253 cbp->cb_first = B_FALSE;
6254 }
6255 return (0);
6256 }
6257
6258 if (cbp->cb_first)
6259 cbp->cb_first = B_FALSE;
6260 else
6261 (void) printf("\n");
6262
6263 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
6264 &nvroot) == 0);
428870ff 6265 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
34dc7c2f
BB		 6266 (uint64_t **)&vs, &c) == 0);
6267 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
6268
6269 (void) printf(gettext(" pool: %s\n"), zpool_get_name(zhp));
6270 (void) printf(gettext(" state: %s\n"), health);
6271
6272 switch (reason) {
6273 case ZPOOL_STATUS_MISSING_DEV_R:
6274 (void) printf(gettext("status: One or more devices could not "
6275 "be opened. Sufficient replicas exist for\n\tthe pool to "
6276 "continue functioning in a degraded state.\n"));
6277 (void) printf(gettext("action: Attach the missing device and "
6278 "online it using 'zpool online'.\n"));
6279 break;
6280
6281 case ZPOOL_STATUS_MISSING_DEV_NR:
6282 (void) printf(gettext("status: One or more devices could not "
6283 "be opened. There are insufficient\n\treplicas for the "
6284 "pool to continue functioning.\n"));
6285 (void) printf(gettext("action: Attach the missing device and "
6286 "online it using 'zpool online'.\n"));
6287 break;
6288
6289 case ZPOOL_STATUS_CORRUPT_LABEL_R:
6290 (void) printf(gettext("status: One or more devices could not "
6291 "be used because the label is missing or\n\tinvalid. "
6292 "Sufficient replicas exist for the pool to continue\n\t"
6293 "functioning in a degraded state.\n"));
6294 (void) printf(gettext("action: Replace the device using "
6295 "'zpool replace'.\n"));
6296 break;
6297
6298 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
6299 (void) printf(gettext("status: One or more devices could not "
6300 "be used because the label is missing \n\tor invalid. "
6301 "There are insufficient replicas for the pool to "
6302 "continue\n\tfunctioning.\n"));
428870ff
BB		 6303 zpool_explain_recover(zpool_get_handle(zhp),
6304 zpool_get_name(zhp), reason, config);
34dc7c2f
BB		 6305 break;
6306
6307 case ZPOOL_STATUS_FAILING_DEV:
6308 (void) printf(gettext("status: One or more devices has "
6309 "experienced an unrecoverable error. An\n\tattempt was "
6310 "made to correct the error. Applications are "
6311 "unaffected.\n"));
6312 (void) printf(gettext("action: Determine if the device needs "
6313 "to be replaced, and clear the errors\n\tusing "
6314 "'zpool clear' or replace the device with 'zpool "
6315 "replace'.\n"));
6316 break;
6317
6318 case ZPOOL_STATUS_OFFLINE_DEV:
6319 (void) printf(gettext("status: One or more devices has "
6320 "been taken offline by the administrator.\n\tSufficient "
6321 "replicas exist for the pool to continue functioning in "
6322 "a\n\tdegraded state.\n"));
6323 (void) printf(gettext("action: Online the device using "
6324 "'zpool online' or replace the device with\n\t'zpool "
6325 "replace'.\n"));
6326 break;
6327
45d1cae3
BB		 6328 case ZPOOL_STATUS_REMOVED_DEV:
6329 (void) printf(gettext("status: One or more devices has "
6330 "been removed by the administrator.\n\tSufficient "
6331 "replicas exist for the pool to continue functioning in "
6332 "a\n\tdegraded state.\n"));
6333 (void) printf(gettext("action: Online the device using "
6334 "'zpool online' or replace the device with\n\t'zpool "
6335 "replace'.\n"));
6336 break;
6337
34dc7c2f
BB		 6338 case ZPOOL_STATUS_RESILVERING:
6339 (void) printf(gettext("status: One or more devices is "
6340 "currently being resilvered. The pool will\n\tcontinue "
6341 "to function, possibly in a degraded state.\n"));
6342 (void) printf(gettext("action: Wait for the resilver to "
6343 "complete.\n"));
6344 break;
6345
6346 case ZPOOL_STATUS_CORRUPT_DATA:
6347 (void) printf(gettext("status: One or more devices has "
6348 "experienced an error resulting in data\n\tcorruption. "
6349 "Applications may be affected.\n"));
6350 (void) printf(gettext("action: Restore the file in question "
6351 "if possible. Otherwise restore the\n\tentire pool from "
6352 "backup.\n"));
6353 break;
6354
6355 case ZPOOL_STATUS_CORRUPT_POOL:
6356 (void) printf(gettext("status: The pool metadata is corrupted "
6357 "and the pool cannot be opened.\n"));
428870ff
BB		 6358 zpool_explain_recover(zpool_get_handle(zhp),
6359 zpool_get_name(zhp), reason, config);
34dc7c2f
BB		 6360 break;
6361
6362 case ZPOOL_STATUS_VERSION_OLDER:
b9b24bb4
CS		 6363 (void) printf(gettext("status: The pool is formatted using a "
6364 "legacy on-disk format. The pool can\n\tstill be used, "
6365 "but some features are unavailable.\n"));
34dc7c2f
BB		 6366 (void) printf(gettext("action: Upgrade the pool using 'zpool "
6367 "upgrade'. Once this is done, the\n\tpool will no longer "
f52b31ea
BB		 6368 "be accessible on software that does not support\n\t"
6369 "feature flags.\n"));
34dc7c2f
BB		 6370 break;
6371
6372 case ZPOOL_STATUS_VERSION_NEWER:
6373 (void) printf(gettext("status: The pool has been upgraded to a "
6374 "newer, incompatible on-disk version.\n\tThe pool cannot "
6375 "be accessed on this system.\n"));
6376 (void) printf(gettext("action: Access the pool from a system "
6377 "running more recent software, or\n\trestore the pool from "
6378 "backup.\n"));
6379 break;
6380
b9b24bb4
CS		 6381 case ZPOOL_STATUS_FEAT_DISABLED:
6382 (void) printf(gettext("status: Some supported features are not "
6383 "enabled on the pool. The pool can\n\tstill be used, but "
6384 "some features are unavailable.\n"));
6385 (void) printf(gettext("action: Enable all features using "
6386 "'zpool upgrade'. Once this is done,\n\tthe pool may no "
6387 "longer be accessible by software that does not support\n\t"
6388 "the features. See zpool-features(5) for details.\n"));
6389 break;
6390
9ae529ec
CS		 6391 case ZPOOL_STATUS_UNSUP_FEAT_READ:
6392 (void) printf(gettext("status: The pool cannot be accessed on "
6393 "this system because it uses the\n\tfollowing feature(s) "
6394 "not supported on this system:\n"));
6395 zpool_print_unsup_feat(config);
6396 (void) printf("\n");
6397 (void) printf(gettext("action: Access the pool from a system "
6398 "that supports the required feature(s),\n\tor restore the "
6399 "pool from backup.\n"));
6400 break;
6401
6402 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
6403 (void) printf(gettext("status: The pool can only be accessed "
6404 "in read-only mode on this system. It\n\tcannot be "
6405 "accessed in read-write mode because it uses the "
6406 "following\n\tfeature(s) not supported on this system:\n"));
6407 zpool_print_unsup_feat(config);
6408 (void) printf("\n");
6409 (void) printf(gettext("action: The pool cannot be accessed in "
6410 "read-write mode. Import the pool with\n"
6411 "\t\"-o readonly=on\", access the pool from a system that "
6412 "supports the\n\trequired feature(s), or restore the "
6413 "pool from backup.\n"));
6414 break;
6415
34dc7c2f
BB		 6416 case ZPOOL_STATUS_FAULTED_DEV_R:
6417 (void) printf(gettext("status: One or more devices are "
6418 "faulted in response to persistent errors.\n\tSufficient "
6419 "replicas exist for the pool to continue functioning "
6420 "in a\n\tdegraded state.\n"));
6421 (void) printf(gettext("action: Replace the faulted device, "
6422 "or use 'zpool clear' to mark the device\n\trepaired.\n"));
6423 break;
6424
6425 case ZPOOL_STATUS_FAULTED_DEV_NR:
6426 (void) printf(gettext("status: One or more devices are "
6427 "faulted in response to persistent errors. There are "
6428 "insufficient replicas for the pool to\n\tcontinue "
6429 "functioning.\n"));
6430 (void) printf(gettext("action: Destroy and re-create the pool "
6431 "from a backup source. Manually marking the device\n"
6432 "\trepaired using 'zpool clear' may allow some data "
6433 "to be recovered.\n"));
6434 break;
6435
b128c09f
BB		 6436 case ZPOOL_STATUS_IO_FAILURE_WAIT:
6437 case ZPOOL_STATUS_IO_FAILURE_CONTINUE:
6438 (void) printf(gettext("status: One or more devices are "
6439 "faulted in response to IO failures.\n"));
6440 (void) printf(gettext("action: Make sure the affected devices "
6441 "are connected, then run 'zpool clear'.\n"));
6442 break;
6443
6444 case ZPOOL_STATUS_BAD_LOG:
6445 (void) printf(gettext("status: An intent log record "
6446 "could not be read.\n"
2627e752 6447 "\tWaiting for administrator intervention to fix the "
b128c09f
BB		 6448 "faulted pool.\n"));
6449 (void) printf(gettext("action: Either restore the affected "
6450 "device(s) and run 'zpool online',\n"
6451 "\tor ignore the intent log records by running "
6452 "'zpool clear'.\n"));
6453 break;
6454
1cbae971
RY		 6455 case ZPOOL_STATUS_HOSTID_MISMATCH:
6456 (void) printf(gettext("status: Mismatch between pool hostid "
6457 "and system hostid on imported pool.\n\tThis pool was "
6458 "previously imported into a system with a different "
6459 "hostid,\n\tand then was verbatim imported into this "
6460 "system.\n"));
6461 (void) printf(gettext("action: Export this pool on all systems "
6462 "on which it is imported.\n"
6463 "\tThen import it to correct the mismatch.\n"));
6464 break;
6465
ffe9d382
BB		 6466 case ZPOOL_STATUS_ERRATA:
6467 (void) printf(gettext("status: Errata #%d detected.\n"),
6468 errata);
6469
6470 switch (errata) {
6471 case ZPOOL_ERRATA_NONE:
6472 break;
6473
4f2dcb3e
RY		 6474 case ZPOOL_ERRATA_ZOL_2094_SCRUB:
6475 (void) printf(gettext("action: To correct the issue "
6476 "run 'zpool scrub'.\n"));
6477 break;
6478
ffe9d382
BB		 6479 default:
6480 /*
6481 * All errata which allow the pool to be imported
6482 * must contain an action message.
6483 */
6484 assert(0);
6485 }
6486 break;
6487
34dc7c2f
BB		 6488 default:
6489 /*
6490 * The remaining errors can't actually be generated, yet.
6491 */
6492 assert(reason == ZPOOL_STATUS_OK);
6493 }
6494
6495 if (msgid != NULL)
3cee2262 6496 (void) printf(gettext(" see: http://zfsonlinux.org/msg/%s\n"),
34dc7c2f
BB		 6497 msgid);
6498
6499 if (config != NULL) {
34dc7c2f
BB		 6500 uint64_t nerr;
6501 nvlist_t **spares, **l2cache;
6502 uint_t nspares, nl2cache;
428870ff 6503 pool_scan_stat_t *ps = NULL;
34dc7c2f 6504
428870ff
BB		 6505 (void) nvlist_lookup_uint64_array(nvroot,
6506 ZPOOL_CONFIG_SCAN_STATS, (uint64_t **)&ps, &c);
6507 print_scan_status(ps);
34dc7c2f 6508
fea33e4e 6509 cbp->cb_namewidth = max_width(zhp, nvroot, 0, 0,
5f20c145 6510 cbp->cb_name_flags | VDEV_NAME_TYPE_ID);
fea33e4e
HJ		 6511 if (cbp->cb_namewidth < 10)
6512 cbp->cb_namewidth = 10;
34dc7c2f
BB		 6513
6514 (void) printf(gettext("config:\n\n"));
d6418de0 6515 (void) printf(gettext("\t%-*s %-8s %5s %5s %5s"),
fea33e4e
HJ		 6516 cbp->cb_namewidth, "NAME", "STATE", "READ", "WRITE",
6517 "CKSUM");
d6418de0
TH		 6518
6519 if (cbp->vcdl != NULL)
6520 print_cmd_columns(cbp->vcdl, 0);
6521
6522 printf("\n");
fea33e4e
HJ		 6523 print_status_config(zhp, cbp, zpool_get_name(zhp), nvroot, 0,
6524 B_FALSE);
34dc7c2f 6525
9babb374 6526 if (num_logs(nvroot) > 0)
fea33e4e 6527 print_logs(zhp, cbp, nvroot);
34dc7c2f
BB		 6528 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
6529 &l2cache, &nl2cache) == 0)
fea33e4e 6530 print_l2cache(zhp, cbp, l2cache, nl2cache);
34dc7c2f
BB		 6531
6532 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES,
6533 &spares, &nspares) == 0)
fea33e4e 6534 print_spares(zhp, cbp, spares, nspares);
34dc7c2f
BB		 6535
6536 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_ERRCOUNT,
6537 &nerr) == 0) {
6538 nvlist_t *nverrlist = NULL;
6539
6540 /*
6541 * If the approximate error count is small, get a
6542 * precise count by fetching the entire log and
6543 * uniquifying the results.
6544 */
6545 if (nerr > 0 && nerr < 100 && !cbp->cb_verbose &&
6546 zpool_get_errlog(zhp, &nverrlist) == 0) {
6547 nvpair_t *elem;
6548
6549 elem = NULL;
6550 nerr = 0;
6551 while ((elem = nvlist_next_nvpair(nverrlist,
6552 elem)) != NULL) {
6553 nerr++;
6554 }
6555 }
6556 nvlist_free(nverrlist);
6557
6558 (void) printf("\n");
6559
6560 if (nerr == 0)
6561 (void) printf(gettext("errors: No known data "
6562 "errors\n"));
6563 else if (!cbp->cb_verbose)
6564 (void) printf(gettext("errors: %llu data "
6565 "errors, use '-v' for a list\n"),
6566 (u_longlong_t)nerr);
6567 else
6568 print_error_log(zhp);
6569 }
428870ff
BB		 6570
6571 if (cbp->cb_dedup_stats)
6572 print_dedup_stats(config);
34dc7c2f
BB		 6573 } else {
6574 (void) printf(gettext("config: The configuration cannot be "
6575 "determined.\n"));
6576 }
6577
6578 return (0);
6579}
6580
6581/*
d6418de0
TH		 6582 * zpool status [-c [script1,script2,...]] [-gLPvx] [-T d|u] [pool] ...
6583 * [interval [count]]
34dc7c2f 6584 *
8720e9e7 6585 * -c CMD For each vdev, run command CMD
d2f3e292
RY		 6586 * -g Display guid for individual vdev name.
6587 * -L Follow links when resolving vdev path name.
a77f29f9 6588 * -P Display full path for vdev name.
34dc7c2f
BB		 6589 * -v Display complete error logs
6590 * -x Display only pools with potential problems
428870ff
BB		 6591 * -D Display dedup status (undocumented)
6592 * -T Display a timestamp in date(1) or Unix format
34dc7c2f
BB		 6593 *
6594 * Describes the health status of all pools or some subset.
6595 */
6596int
6597zpool_do_status(int argc, char **argv)
6598{
6599 int c;
6600 int ret;
193a37cb
TH		 6601 float interval = 0;
6602 unsigned long count = 0;
34dc7c2f 6603 status_cbdata_t cb = { 0 };
8720e9e7 6604 char *cmd = NULL;
34dc7c2f
BB		 6605
6606 /* check options */
8720e9e7 6607 while ((c = getopt(argc, argv, "c:gLPvxDT:")) != -1) {
34dc7c2f 6608 switch (c) {
8720e9e7 6609 case 'c':
d6418de0
TH		 6610 if (cmd != NULL) {
6611 fprintf(stderr,
6612 gettext("Can't set -c flag twice\n"));
6613 exit(1);
6614 }
099700d9
GDN		 6615
6616 if (getenv("ZPOOL_SCRIPTS_ENABLED") != NULL &&
6617 !libzfs_envvar_is_set("ZPOOL_SCRIPTS_ENABLED")) {
6618 fprintf(stderr, gettext(
6619 "Can't run -c, disabled by "
6620 "ZPOOL_SCRIPTS_ENABLED.\n"));
6621 exit(1);
6622 }
6623
d6418de0
TH		 6624 if ((getuid() <= 0 || geteuid() <= 0) &&
6625 !libzfs_envvar_is_set("ZPOOL_SCRIPTS_AS_ROOT")) {
6626 fprintf(stderr, gettext(
6627 "Can't run -c with root privileges "
6628 "unless ZPOOL_SCRIPTS_AS_ROOT is set.\n"));
6629 exit(1);
6630 }
8720e9e7
TH		 6631 cmd = optarg;
6632 break;
d2f3e292
RY		 6633 case 'g':
6634 cb.cb_name_flags |= VDEV_NAME_GUID;
6635 break;
6636 case 'L':
6637 cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
6638 break;
a77f29f9 6639 case 'P':
d2f3e292
RY		 6640 cb.cb_name_flags |= VDEV_NAME_PATH;
6641 break;
34dc7c2f
BB		 6642 case 'v':
6643 cb.cb_verbose = B_TRUE;
6644 break;
6645 case 'x':
6646 cb.cb_explain = B_TRUE;
6647 break;
428870ff
BB		 6648 case 'D':
6649 cb.cb_dedup_stats = B_TRUE;
6650 break;
6651 case 'T':
6652 get_timestamp_arg(*optarg);
6653 break;
34dc7c2f 6654 case '?':
1528bfdb 6655 if (optopt == 'c') {
099700d9 6656 print_zpool_script_list("status");
d6418de0 6657 exit(0);
1528bfdb
TH		 6658 } else {
6659 fprintf(stderr,
6660 gettext("invalid option '%c'\n"), optopt);
6661 }
34dc7c2f
BB		 6662 usage(B_FALSE);
6663 }
6664 }
6665
6666 argc -= optind;
6667 argv += optind;
6668
428870ff 6669 get_interval_count(&argc, argv, &interval, &count);
34dc7c2f
BB		 6670
6671 if (argc == 0)
6672 cb.cb_allpools = B_TRUE;
6673
428870ff 6674 cb.cb_first = B_TRUE;
fea33e4e 6675 cb.cb_print_status = B_TRUE;
34dc7c2f 6676
428870ff
BB		 6677 for (;;) {
6678 if (timestamp_fmt != NODATE)
6679 print_timestamp(timestamp_fmt);
34dc7c2f 6680
8720e9e7 6681 if (cmd != NULL)
1528bfdb
TH		 6682 cb.vcdl = all_pools_for_each_vdev_run(argc, argv, cmd,
6683 NULL, NULL, 0, 0);
8720e9e7 6684
428870ff
BB		 6685 ret = for_each_pool(argc, argv, B_TRUE, NULL,
6686 status_callback, &cb);
6687
8720e9e7
TH		 6688 if (cb.vcdl != NULL)
6689 free_vdev_cmd_data_list(cb.vcdl);
6690
428870ff 6691 if (argc == 0 && cb.cb_count == 0)
42cb3819 6692 (void) fprintf(stderr, gettext("no pools available\n"));
428870ff
BB		 6693 else if (cb.cb_explain && cb.cb_first && cb.cb_allpools)
6694 (void) printf(gettext("all pools are healthy\n"));
6695
6696 if (ret != 0)
6697 return (ret);
6698
6699 if (interval == 0)
6700 break;
6701
6702 if (count != 0 && --count == 0)
6703 break;
6704
193a37cb 6705 (void) fsleep(interval);
428870ff
BB		 6706 }
6707
6708 return (0);
34dc7c2f
BB		 6709}
6710
6711typedef struct upgrade_cbdata {
34dc7c2f 6712 int cb_first;
34dc7c2f
BB		 6713 int cb_argc;
6714 uint64_t cb_version;
6715 char **cb_argv;
6716} upgrade_cbdata_t;
6717
287be44f
DS		 6718static int
6719check_unsupp_fs(zfs_handle_t *zhp, void *unsupp_fs)
6720{
02730c33 6721 int zfs_version = (int)zfs_prop_get_int(zhp, ZFS_PROP_VERSION);
287be44f
DS		 6722 int *count = (int *)unsupp_fs;
6723
6724 if (zfs_version > ZPL_VERSION) {
6725 (void) printf(gettext("%s (v%d) is not supported by this "
6726 "implementation of ZFS.\n"),
6727 zfs_get_name(zhp), zfs_version);
6728 (*count)++;
6729 }
6730
6731 zfs_iter_filesystems(zhp, check_unsupp_fs, unsupp_fs);
6732
6733 zfs_close(zhp);
6734
6735 return (0);
6736}
6737
b9b24bb4
CS		 6738static int
6739upgrade_version(zpool_handle_t *zhp, uint64_t version)
6740{
6741 int ret;
6742 nvlist_t *config;
6743 uint64_t oldversion;
287be44f 6744 int unsupp_fs = 0;
b9b24bb4
CS		 6745
6746 config = zpool_get_config(zhp, NULL);
6747 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
6748 &oldversion) == 0);
6749
6750 assert(SPA_VERSION_IS_SUPPORTED(oldversion));
6751 assert(oldversion < version);
6752
287be44f
DS		 6753 ret = zfs_iter_root(zpool_get_handle(zhp), check_unsupp_fs, &unsupp_fs);
6754 if (ret != 0)
6755 return (ret);
6756
6757 if (unsupp_fs) {
5c7afad4
BB		 6758 (void) fprintf(stderr, gettext("Upgrade not performed due "
6759 "to %d unsupported filesystems (max v%d).\n"),
02730c33 6760 unsupp_fs, (int)ZPL_VERSION);
287be44f
DS		 6761 return (1);
6762 }
6763
b9b24bb4
CS		 6764 ret = zpool_upgrade(zhp, version);
6765 if (ret != 0)
6766 return (ret);
6767
6768 if (version >= SPA_VERSION_FEATURES) {
6769 (void) printf(gettext("Successfully upgraded "
6770 "'%s' from version %llu to feature flags.\n"),
02730c33 6771 zpool_get_name(zhp), (u_longlong_t)oldversion);
b9b24bb4
CS		 6772 } else {
6773 (void) printf(gettext("Successfully upgraded "
6774 "'%s' from version %llu to version %llu.\n"),
02730c33
BB		 6775 zpool_get_name(zhp), (u_longlong_t)oldversion,
6776 (u_longlong_t)version);
b9b24bb4
CS		 6777 }
6778
6779 return (0);
6780}
6781
6782static int
6783upgrade_enable_all(zpool_handle_t *zhp, int *countp)
6784{
6785 int i, ret, count;
6786 boolean_t firstff = B_TRUE;
6787 nvlist_t *enabled = zpool_get_features(zhp);
6788
6789 count = 0;
6790 for (i = 0; i < SPA_FEATURES; i++) {
6791 const char *fname = spa_feature_table[i].fi_uname;
6792 const char *fguid = spa_feature_table[i].fi_guid;
6793 if (!nvlist_exists(enabled, fguid)) {
6794 char *propname;
6795 verify(-1 != asprintf(&propname, "feature@%s", fname));
6796 ret = zpool_set_prop(zhp, propname,
6797 ZFS_FEATURE_ENABLED);
6798 if (ret != 0) {
6799 free(propname);
6800 return (ret);
6801 }
6802 count++;
6803
6804 if (firstff) {
6805 (void) printf(gettext("Enabled the "
6806 "following features on '%s':\n"),
6807 zpool_get_name(zhp));
6808 firstff = B_FALSE;
6809 }
6810 (void) printf(gettext(" %s\n"), fname);
6811 free(propname);
6812 }
6813 }
6814
6815 if (countp != NULL)
6816 *countp = count;
6817 return (0);
6818}
6819
34dc7c2f
BB		 6820static int
6821upgrade_cb(zpool_handle_t *zhp, void *arg)
6822{
6823 upgrade_cbdata_t *cbp = arg;
6824 nvlist_t *config;
6825 uint64_t version;
b9b24bb4
CS		 6826 boolean_t printnl = B_FALSE;
6827 int ret;
34dc7c2f
BB		 6828
6829 config = zpool_get_config(zhp, NULL);
6830 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
6831 &version) == 0);
6832
b9b24bb4 6833 assert(SPA_VERSION_IS_SUPPORTED(version));
34dc7c2f 6834
b9b24bb4
CS		 6835 if (version < cbp->cb_version) {
6836 cbp->cb_first = B_FALSE;
6837 ret = upgrade_version(zhp, cbp->cb_version);
6838 if (ret != 0)
6839 return (ret);
6840 printnl = B_TRUE;
6841
b9b24bb4
CS		 6842 /*
6843 * If they did "zpool upgrade -a", then we could
6844 * be doing ioctls to different pools. We need
6845 * to log this history once to each pool, and bypass
6846 * the normal history logging that happens in main().
6847 */
6848 (void) zpool_log_history(g_zfs, history_str);
6849 log_history = B_FALSE;
b9b24bb4
CS		 6850 }
6851
6852 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
6853 int count;
6854 ret = upgrade_enable_all(zhp, &count);
6855 if (ret != 0)
6856 return (ret);
6857
6858 if (count > 0) {
34dc7c2f 6859 cbp->cb_first = B_FALSE;
b9b24bb4 6860 printnl = B_TRUE;
34dc7c2f 6861 }
b9b24bb4 6862 }
34dc7c2f 6863
b9b24bb4
CS		 6864 if (printnl) {
6865 (void) printf(gettext("\n"));
6866 }
6867
6868 return (0);
6869}
6870
6871static int
6872upgrade_list_older_cb(zpool_handle_t *zhp, void *arg)
6873{
6874 upgrade_cbdata_t *cbp = arg;
6875 nvlist_t *config;
6876 uint64_t version;
6877
6878 config = zpool_get_config(zhp, NULL);
6879 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
6880 &version) == 0);
6881
6882 assert(SPA_VERSION_IS_SUPPORTED(version));
6883
6884 if (version < SPA_VERSION_FEATURES) {
34dc7c2f
BB		 6885 if (cbp->cb_first) {
6886 (void) printf(gettext("The following pools are "
b9b24bb4
CS		 6887 "formatted with legacy version numbers and can\n"
6888 "be upgraded to use feature flags. After "
6889 "being upgraded, these pools\nwill no "
6890 "longer be accessible by software that does not "
6891 "support feature\nflags.\n\n"));
34dc7c2f
BB		 6892 (void) printf(gettext("VER POOL\n"));
6893 (void) printf(gettext("--- ------------\n"));
6894 cbp->cb_first = B_FALSE;
6895 }
6896
6897 (void) printf("%2llu %s\n", (u_longlong_t)version,
6898 zpool_get_name(zhp));
6899 }
6900
b9b24bb4
CS		 6901 return (0);
6902}
6903
6904static int
6905upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg)
6906{
6907 upgrade_cbdata_t *cbp = arg;
6908 nvlist_t *config;
6909 uint64_t version;
6910
6911 config = zpool_get_config(zhp, NULL);
6912 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
6913 &version) == 0);
6914
6915 if (version >= SPA_VERSION_FEATURES) {
6916 int i;
6917 boolean_t poolfirst = B_TRUE;
6918 nvlist_t *enabled = zpool_get_features(zhp);
6919
6920 for (i = 0; i < SPA_FEATURES; i++) {
6921 const char *fguid = spa_feature_table[i].fi_guid;
6922 const char *fname = spa_feature_table[i].fi_uname;
6923 if (!nvlist_exists(enabled, fguid)) {
6924 if (cbp->cb_first) {
6925 (void) printf(gettext("\nSome "
6926 "supported features are not "
6927 "enabled on the following pools. "
6928 "Once a\nfeature is enabled the "
6929 "pool may become incompatible with "
6930 "software\nthat does not support "
6931 "the feature. See "
6932 "zpool-features(5) for "
6933 "details.\n\n"));
6934 (void) printf(gettext("POOL "
6935 "FEATURE\n"));
6936 (void) printf(gettext("------"
6937 "---------\n"));
6938 cbp->cb_first = B_FALSE;
6939 }
6940
6941 if (poolfirst) {
6942 (void) printf(gettext("%s\n"),
6943 zpool_get_name(zhp));
6944 poolfirst = B_FALSE;
6945 }
6946
6947 (void) printf(gettext(" %s\n"), fname);
6948 }
6f1ffb06
MA		 6949 /*
6950 * If they did "zpool upgrade -a", then we could
6951 * be doing ioctls to different pools. We need
6952 * to log this history once to each pool, and bypass
6953 * the normal history logging that happens in main().
6954 */
6955 (void) zpool_log_history(g_zfs, history_str);
6956 log_history = B_FALSE;
b9b24bb4
CS		 6957 }
6958 }
6959
6960 return (0);
34dc7c2f
BB		 6961}
6962
6963/* ARGSUSED */
6964static int
6965upgrade_one(zpool_handle_t *zhp, void *data)
6966{
b9b24bb4 6967 boolean_t printnl = B_FALSE;
34dc7c2f
BB		 6968 upgrade_cbdata_t *cbp = data;
6969 uint64_t cur_version;
6970 int ret;
6971
6972 if (strcmp("log", zpool_get_name(zhp)) == 0) {
c66989ba 6973 (void) fprintf(stderr, gettext("'log' is now a reserved word\n"
34dc7c2f
BB		 6974 "Pool 'log' must be renamed using export and import"
6975 " to upgrade.\n"));
6976 return (1);
6977 }
6978
6979 cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL);
6980 if (cur_version > cbp->cb_version) {
6981 (void) printf(gettext("Pool '%s' is already formatted "
b9b24bb4 6982 "using more current version '%llu'.\n\n"),
02730c33 6983 zpool_get_name(zhp), (u_longlong_t)cur_version);
34dc7c2f
BB		 6984 return (0);
6985 }
b9b24bb4
CS		 6986
6987 if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) {
34dc7c2f 6988 (void) printf(gettext("Pool '%s' is already formatted "
b9b24bb4 6989 "using version %llu.\n\n"), zpool_get_name(zhp),
02730c33 6990 (u_longlong_t)cbp->cb_version);
34dc7c2f
BB		 6991 return (0);
6992 }
6993
b9b24bb4
CS		 6994 if (cur_version != cbp->cb_version) {
6995 printnl = B_TRUE;
6996 ret = upgrade_version(zhp, cbp->cb_version);
6997 if (ret != 0)
6998 return (ret);
6999 }
34dc7c2f 7000
b9b24bb4
CS		 7001 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
7002 int count = 0;
7003 ret = upgrade_enable_all(zhp, &count);
7004 if (ret != 0)
7005 return (ret);
7006
7007 if (count != 0) {
7008 printnl = B_TRUE;
7009 } else if (cur_version == SPA_VERSION) {
7010 (void) printf(gettext("Pool '%s' already has all "
7011 "supported features enabled.\n"),
7012 zpool_get_name(zhp));
7013 }
7014 }
7015
7016 if (printnl) {
7017 (void) printf(gettext("\n"));
34dc7c2f
BB		 7018 }
7019
b9b24bb4 7020 return (0);
34dc7c2f
BB		 7021}
7022
7023/*
7024 * zpool upgrade
7025 * zpool upgrade -v
7026 * zpool upgrade [-V version] <-a | pool ...>
7027 *
7028 * With no arguments, display downrev'd ZFS pool available for upgrade.
7029 * Individual pools can be upgraded by specifying the pool, and '-a' will
7030 * upgrade all pools.
7031 */
7032int
7033zpool_do_upgrade(int argc, char **argv)
7034{
7035 int c;
7036 upgrade_cbdata_t cb = { 0 };
7037 int ret = 0;
7038 boolean_t showversions = B_FALSE;
b9b24bb4 7039 boolean_t upgradeall = B_FALSE;
34dc7c2f
BB		 7040 char *end;
7041
7042
7043 /* check options */
9babb374 7044 while ((c = getopt(argc, argv, ":avV:")) != -1) {
34dc7c2f
BB		 7045 switch (c) {
7046 case 'a':
b9b24bb4 7047 upgradeall = B_TRUE;
34dc7c2f
BB		 7048 break;
7049 case 'v':
7050 showversions = B_TRUE;
7051 break;
7052 case 'V':
7053 cb.cb_version = strtoll(optarg, &end, 10);
9ae529ec
CS		 7054 if (*end != '\0' ||
7055 !SPA_VERSION_IS_SUPPORTED(cb.cb_version)) {
34dc7c2f
BB		 7056 (void) fprintf(stderr,
7057 gettext("invalid version '%s'\n"), optarg);
7058 usage(B_FALSE);
7059 }
7060 break;
9babb374
BB		 7061 case ':':
7062 (void) fprintf(stderr, gettext("missing argument for "
7063 "'%c' option\n"), optopt);
7064 usage(B_FALSE);
7065 break;
34dc7c2f
BB		 7066 case '?':
7067 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
7068 optopt);
7069 usage(B_FALSE);
7070 }
7071 }
7072
7073 cb.cb_argc = argc;
7074 cb.cb_argv = argv;
7075 argc -= optind;
7076 argv += optind;
7077
7078 if (cb.cb_version == 0) {
7079 cb.cb_version = SPA_VERSION;
b9b24bb4 7080 } else if (!upgradeall && argc == 0) {
34dc7c2f
BB		 7081 (void) fprintf(stderr, gettext("-V option is "
7082 "incompatible with other arguments\n"));
7083 usage(B_FALSE);
7084 }
7085
7086 if (showversions) {
b9b24bb4 7087 if (upgradeall || argc != 0) {
34dc7c2f
BB		 7088 (void) fprintf(stderr, gettext("-v option is "
7089 "incompatible with other arguments\n"));
7090 usage(B_FALSE);
7091 }
b9b24bb4 7092 } else if (upgradeall) {
34dc7c2f
BB		 7093 if (argc != 0) {
7094 (void) fprintf(stderr, gettext("-a option should not "
7095 "be used along with a pool name\n"));
7096 usage(B_FALSE);
7097 }
7098 }
7099
9ae529ec
CS		 7100 (void) printf(gettext("This system supports ZFS pool feature "
7101 "flags.\n\n"));
34dc7c2f 7102 if (showversions) {
b9b24bb4
CS		 7103 int i;
7104
7105 (void) printf(gettext("The following features are "
7106 "supported:\n\n"));
7107 (void) printf(gettext("FEAT DESCRIPTION\n"));
7108 (void) printf("----------------------------------------------"
7109 "---------------\n");
7110 for (i = 0; i < SPA_FEATURES; i++) {
7111 zfeature_info_t *fi = &spa_feature_table[i];
241b5415
MA		 7112 const char *ro =
7113 (fi->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?
b9b24bb4
CS		 7114 " (read-only compatible)" : "";
7115
7116 (void) printf("%-37s%s\n", fi->fi_uname, ro);
7117 (void) printf(" %s\n", fi->fi_desc);
7118 }
7119 (void) printf("\n");
7120
7121 (void) printf(gettext("The following legacy versions are also "
34dc7c2f
BB		 7122 "supported:\n\n"));
7123 (void) printf(gettext("VER DESCRIPTION\n"));
7124 (void) printf("--- -----------------------------------------"
7125 "---------------\n");
7126 (void) printf(gettext(" 1 Initial ZFS version\n"));
7127 (void) printf(gettext(" 2 Ditto blocks "
7128 "(replicated metadata)\n"));
7129 (void) printf(gettext(" 3 Hot spares and double parity "
7130 "RAID-Z\n"));
7131 (void) printf(gettext(" 4 zpool history\n"));
7132 (void) printf(gettext(" 5 Compression using the gzip "
7133 "algorithm\n"));
7134 (void) printf(gettext(" 6 bootfs pool property\n"));
7135 (void) printf(gettext(" 7 Separate intent log devices\n"));
7136 (void) printf(gettext(" 8 Delegated administration\n"));
7137 (void) printf(gettext(" 9 refquota and refreservation "
7138 "properties\n"));
7139 (void) printf(gettext(" 10 Cache devices\n"));
b128c09f
BB		 7140 (void) printf(gettext(" 11 Improved scrub performance\n"));
7141 (void) printf(gettext(" 12 Snapshot properties\n"));
7142 (void) printf(gettext(" 13 snapused property\n"));
9babb374
BB		 7143 (void) printf(gettext(" 14 passthrough-x aclinherit\n"));
7144 (void) printf(gettext(" 15 user/group space accounting\n"));
7145 (void) printf(gettext(" 16 stmf property support\n"));
45d1cae3 7146 (void) printf(gettext(" 17 Triple-parity RAID-Z\n"));
428870ff
BB		 7147 (void) printf(gettext(" 18 Snapshot user holds\n"));
7148 (void) printf(gettext(" 19 Log device removal\n"));
7149 (void) printf(gettext(" 20 Compression using zle "
7150 "(zero-length encoding)\n"));
7151 (void) printf(gettext(" 21 Deduplication\n"));
7152 (void) printf(gettext(" 22 Received properties\n"));
7153 (void) printf(gettext(" 23 Slim ZIL\n"));
7154 (void) printf(gettext(" 24 System attributes\n"));
7155 (void) printf(gettext(" 25 Improved scrub stats\n"));
7156 (void) printf(gettext(" 26 Improved snapshot deletion "
7157 "performance\n"));
572e2857
BB		 7158 (void) printf(gettext(" 27 Improved snapshot creation "
7159 "performance\n"));
7160 (void) printf(gettext(" 28 Multiple vdev replacements\n"));
428870ff
BB		 7161 (void) printf(gettext("\nFor more information on a particular "
7162 "version, including supported releases,\n"));
7163 (void) printf(gettext("see the ZFS Administration Guide.\n\n"));
b9b24bb4
CS		 7164 } else if (argc == 0 && upgradeall) {
7165 cb.cb_first = B_TRUE;
34dc7c2f 7166 ret = zpool_iter(g_zfs, upgrade_cb, &cb);
b9b24bb4
CS		 7167 if (ret == 0 && cb.cb_first) {
7168 if (cb.cb_version == SPA_VERSION) {
7169 (void) printf(gettext("All pools are already "
7170 "formatted using feature flags.\n\n"));
7171 (void) printf(gettext("Every feature flags "
7172 "pool already has all supported features "
7173 "enabled.\n"));
7174 } else {
7175 (void) printf(gettext("All pools are already "
7176 "formatted with version %llu or higher.\n"),
02730c33 7177 (u_longlong_t)cb.cb_version);
34dc7c2f
BB		 7178 }
7179 }
b9b24bb4
CS		 7180 } else if (argc == 0) {
7181 cb.cb_first = B_TRUE;
7182 ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb);
7183 assert(ret == 0);
34dc7c2f 7184
b9b24bb4
CS		 7185 if (cb.cb_first) {
7186 (void) printf(gettext("All pools are formatted "
7187 "using feature flags.\n\n"));
7188 } else {
7189 (void) printf(gettext("\nUse 'zpool upgrade -v' "
7190 "for a list of available legacy versions.\n"));
7191 }
7192
7193 cb.cb_first = B_TRUE;
7194 ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb);
7195 assert(ret == 0);
7196
7197 if (cb.cb_first) {
7198 (void) printf(gettext("Every feature flags pool has "
7199 "all supported features enabled.\n"));
7200 } else {
7201 (void) printf(gettext("\n"));
34dc7c2f
BB		 7202 }
7203 } else {
7204 ret = for_each_pool(argc, argv, B_FALSE, NULL,
7205 upgrade_one, &cb);
7206 }
7207
7208 return (ret);
7209}
7210
7211typedef struct hist_cbdata {
7212 boolean_t first;
6f1ffb06
MA		 7213 boolean_t longfmt;
7214 boolean_t internal;
34dc7c2f
BB		 7215} hist_cbdata_t;
7216
34dc7c2f
BB		 7217/*
7218 * Print out the command history for a specific pool.
7219 */
7220static int
7221get_history_one(zpool_handle_t *zhp, void *data)
7222{
7223 nvlist_t *nvhis;
7224 nvlist_t **records;
7225 uint_t numrecords;
34dc7c2f 7226 int ret, i;
34dc7c2f 7227 hist_cbdata_t *cb = (hist_cbdata_t *)data;
34dc7c2f
BB		 7228
7229 cb->first = B_FALSE;
7230
7231 (void) printf(gettext("History for '%s':\n"), zpool_get_name(zhp));
7232
7233 if ((ret = zpool_get_history(zhp, &nvhis)) != 0)
7234 return (ret);
7235
7236 verify(nvlist_lookup_nvlist_array(nvhis, ZPOOL_HIST_RECORD,
7237 &records, &numrecords) == 0);
7238 for (i = 0; i < numrecords; i++) {
6f1ffb06
MA		 7239 nvlist_t *rec = records[i];
7240 char tbuf[30] = "";
34dc7c2f 7241
6f1ffb06
MA		 7242 if (nvlist_exists(rec, ZPOOL_HIST_TIME)) {
7243 time_t tsec;
7244 struct tm t;
34dc7c2f 7245
6f1ffb06
MA		 7246 tsec = fnvlist_lookup_uint64(records[i],
7247 ZPOOL_HIST_TIME);
7248 (void) localtime_r(&tsec, &t);
7249 (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
7250 }
7251
7252 if (nvlist_exists(rec, ZPOOL_HIST_CMD)) {
7253 (void) printf("%s %s", tbuf,
7254 fnvlist_lookup_string(rec, ZPOOL_HIST_CMD));
7255 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_EVENT)) {
7256 int ievent =
7257 fnvlist_lookup_uint64(rec, ZPOOL_HIST_INT_EVENT);
7258 if (!cb->internal)
34dc7c2f 7259 continue;
6f1ffb06
MA		 7260 if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) {
7261 (void) printf("%s unrecognized record:\n",
7262 tbuf);
7263 dump_nvlist(rec, 4);
34dc7c2f 7264 continue;
6f1ffb06
MA		 7265 }
7266 (void) printf("%s [internal %s txg:%lld] %s", tbuf,
7267 zfs_history_event_names[ievent],
02730c33 7268 (longlong_t)fnvlist_lookup_uint64(
d1d7e268 7269 rec, ZPOOL_HIST_TXG),
6f1ffb06
MA		 7270 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_STR));
7271 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_NAME)) {
7272 if (!cb->internal)
7273 continue;
7274 (void) printf("%s [txg:%lld] %s", tbuf,
02730c33 7275 (longlong_t)fnvlist_lookup_uint64(
d1d7e268 7276 rec, ZPOOL_HIST_TXG),
6f1ffb06
MA		 7277 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_NAME));
7278 if (nvlist_exists(rec, ZPOOL_HIST_DSNAME)) {
7279 (void) printf(" %s (%llu)",
7280 fnvlist_lookup_string(rec,
7281 ZPOOL_HIST_DSNAME),
d1d7e268 7282 (u_longlong_t)fnvlist_lookup_uint64(rec,
6f1ffb06
MA		 7283 ZPOOL_HIST_DSID));
7284 }
7285 (void) printf(" %s", fnvlist_lookup_string(rec,
7286 ZPOOL_HIST_INT_STR));
7287 } else if (nvlist_exists(rec, ZPOOL_HIST_IOCTL)) {
7288 if (!cb->internal)
7289 continue;
7290 (void) printf("%s ioctl %s\n", tbuf,
7291 fnvlist_lookup_string(rec, ZPOOL_HIST_IOCTL));
7292 if (nvlist_exists(rec, ZPOOL_HIST_INPUT_NVL)) {
7293 (void) printf(" input:\n");
7294 dump_nvlist(fnvlist_lookup_nvlist(rec,
7295 ZPOOL_HIST_INPUT_NVL), 8);
7296 }
7297 if (nvlist_exists(rec, ZPOOL_HIST_OUTPUT_NVL)) {
7298 (void) printf(" output:\n");
7299 dump_nvlist(fnvlist_lookup_nvlist(rec,
7300 ZPOOL_HIST_OUTPUT_NVL), 8);
7301 }
7302 } else {
7303 if (!cb->internal)
7304 continue;
7305 (void) printf("%s unrecognized record:\n", tbuf);
7306 dump_nvlist(rec, 4);
34dc7c2f 7307 }
34dc7c2f
BB		 7308
7309 if (!cb->longfmt) {
7310 (void) printf("\n");
7311 continue;
7312 }
7313 (void) printf(" [");
6f1ffb06
MA		 7314 if (nvlist_exists(rec, ZPOOL_HIST_WHO)) {
7315 uid_t who = fnvlist_lookup_uint64(rec, ZPOOL_HIST_WHO);
7316 struct passwd *pwd = getpwuid(who);
7317 (void) printf("user %d ", (int)who);
7318 if (pwd != NULL)
7319 (void) printf("(%s) ", pwd->pw_name);
34dc7c2f 7320 }
6f1ffb06
MA		 7321 if (nvlist_exists(rec, ZPOOL_HIST_HOST)) {
7322 (void) printf("on %s",
7323 fnvlist_lookup_string(rec, ZPOOL_HIST_HOST));
34dc7c2f 7324 }
6f1ffb06
MA		 7325 if (nvlist_exists(rec, ZPOOL_HIST_ZONE)) {
7326 (void) printf(":%s",
7327 fnvlist_lookup_string(rec, ZPOOL_HIST_ZONE));
34dc7c2f
BB		 7328 }
7329
7330 (void) printf("]");
7331 (void) printf("\n");
7332 }
7333 (void) printf("\n");
7334 nvlist_free(nvhis);
7335
7336 return (ret);
7337}
7338
7339/*
7340 * zpool history <pool>
7341 *
7342 * Displays the history of commands that modified pools.
7343 */
34dc7c2f
BB		 7344int
7345zpool_do_history(int argc, char **argv)
7346{
7347 hist_cbdata_t cbdata = { 0 };
7348 int ret;
7349 int c;
7350
7351 cbdata.first = B_TRUE;
7352 /* check options */
7353 while ((c = getopt(argc, argv, "li")) != -1) {
7354 switch (c) {
7355 case 'l':
6f1ffb06 7356 cbdata.longfmt = B_TRUE;
34dc7c2f
BB		 7357 break;
7358 case 'i':
6f1ffb06 7359 cbdata.internal = B_TRUE;
34dc7c2f
BB		 7360 break;
7361 case '?':
7362 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
7363 optopt);
7364 usage(B_FALSE);
7365 }
7366 }
7367 argc -= optind;
7368 argv += optind;
7369
7370 ret = for_each_pool(argc, argv, B_FALSE, NULL, get_history_one,
7371 &cbdata);
7372
7373 if (argc == 0 && cbdata.first == B_TRUE) {
42cb3819 7374 (void) fprintf(stderr, gettext("no pools available\n"));
34dc7c2f
BB		 7375 return (0);
7376 }
7377
7378 return (ret);
7379}
7380
26685276
BB		 7381typedef struct ev_opts {
7382 int verbose;
c5343ba7 7383 int scripted;
26685276
BB		 7384 int follow;
7385 int clear;
7386} ev_opts_t;
7387
7388static void
1e1c3980 7389zpool_do_events_short(nvlist_t *nvl, ev_opts_t *opts)
26685276
BB		 7390{
7391 char ctime_str[26], str[32], *ptr;
7392 int64_t *tv;
7393 uint_t n;
7394
7395 verify(nvlist_lookup_int64_array(nvl, FM_EREPORT_TIME, &tv, &n) == 0);
7396 memset(str, ' ', 32);
7397 (void) ctime_r((const time_t *)&tv[0], ctime_str);
d1d7e268
MK		 7398 (void) strncpy(str, ctime_str+4, 6); /* 'Jun 30' */
7399 (void) strncpy(str+7, ctime_str+20, 4); /* '1993' */
7400 (void) strncpy(str+12, ctime_str+11, 8); /* '21:49:08' */
7401 (void) sprintf(str+20, ".%09lld", (longlong_t)tv[1]); /* '.123456789' */
1e1c3980
SH		 7402 if (opts->scripted)
7403 (void) printf(gettext("%s\t"), str);
7404 else
7405 (void) printf(gettext("%s "), str);
26685276
BB		 7406
7407 verify(nvlist_lookup_string(nvl, FM_CLASS, &ptr) == 0);
7408 (void) printf(gettext("%s\n"), ptr);
7409}
7410
7411static void
7412zpool_do_events_nvprint(nvlist_t *nvl, int depth)
7413{
7414 nvpair_t *nvp;
7415
7416 for (nvp = nvlist_next_nvpair(nvl, NULL);
7417 nvp != NULL; nvp = nvlist_next_nvpair(nvl, nvp)) {
7418
7419 data_type_t type = nvpair_type(nvp);
7420 const char *name = nvpair_name(nvp);
7421
7422 boolean_t b;
7423 uint8_t i8;
7424 uint16_t i16;
7425 uint32_t i32;
7426 uint64_t i64;
7427 char *str;
7428 nvlist_t *cnv;
7429
7430 printf(gettext("%*s%s = "), depth, "", name);
7431
7432 switch (type) {
7433 case DATA_TYPE_BOOLEAN:
7434 printf(gettext("%s"), "1");
7435 break;
7436
7437 case DATA_TYPE_BOOLEAN_VALUE:
7438 (void) nvpair_value_boolean_value(nvp, &b);
7439 printf(gettext("%s"), b ? "1" : "0");
7440 break;
7441
7442 case DATA_TYPE_BYTE:
7443 (void) nvpair_value_byte(nvp, &i8);
7444 printf(gettext("0x%x"), i8);
7445 break;
7446
7447 case DATA_TYPE_INT8:
7448 (void) nvpair_value_int8(nvp, (void *)&i8);
7449 printf(gettext("0x%x"), i8);
7450 break;
7451
7452 case DATA_TYPE_UINT8:
7453 (void) nvpair_value_uint8(nvp, &i8);
7454 printf(gettext("0x%x"), i8);
7455 break;
7456
7457 case DATA_TYPE_INT16:
7458 (void) nvpair_value_int16(nvp, (void *)&i16);
7459 printf(gettext("0x%x"), i16);
7460 break;
7461
7462 case DATA_TYPE_UINT16:
7463 (void) nvpair_value_uint16(nvp, &i16);
7464 printf(gettext("0x%x"), i16);
7465 break;
7466
7467 case DATA_TYPE_INT32:
7468 (void) nvpair_value_int32(nvp, (void *)&i32);
7469 printf(gettext("0x%x"), i32);
7470 break;
7471
7472 case DATA_TYPE_UINT32:
7473 (void) nvpair_value_uint32(nvp, &i32);
7474 printf(gettext("0x%x"), i32);
7475 break;
7476
7477 case DATA_TYPE_INT64:
7478 (void) nvpair_value_int64(nvp, (void *)&i64);
7479 printf(gettext("0x%llx"), (u_longlong_t)i64);
7480 break;
7481
7482 case DATA_TYPE_UINT64:
7483 (void) nvpair_value_uint64(nvp, &i64);
d02ca379
DB		 7484 /*
7485 * translate vdev state values to readable
7486 * strings to aide zpool events consumers
7487 */
7488 if (strcmp(name,
7489 FM_EREPORT_PAYLOAD_ZFS_VDEV_STATE) == 0 ||
7490 strcmp(name,
7491 FM_EREPORT_PAYLOAD_ZFS_VDEV_LASTSTATE) == 0) {
7492 printf(gettext("\"%s\" (0x%llx)"),
7493 zpool_state_to_name(i64, VDEV_AUX_NONE),
7494 (u_longlong_t)i64);
7495 } else {
7496 printf(gettext("0x%llx"), (u_longlong_t)i64);
7497 }
26685276
BB		 7498 break;
7499
7500 case DATA_TYPE_HRTIME:
7501 (void) nvpair_value_hrtime(nvp, (void *)&i64);
7502 printf(gettext("0x%llx"), (u_longlong_t)i64);
7503 break;
7504
7505 case DATA_TYPE_STRING:
7506 (void) nvpair_value_string(nvp, &str);
7507 printf(gettext("\"%s\""), str ? str : "<NULL>");
7508 break;
7509
7510 case DATA_TYPE_NVLIST:
7511 printf(gettext("(embedded nvlist)\n"));
7512 (void) nvpair_value_nvlist(nvp, &cnv);
7513 zpool_do_events_nvprint(cnv, depth + 8);
c5343ba7 7514 printf(gettext("%*s(end %s)"), depth, "", name);
26685276
BB		 7515 break;
7516
7517 case DATA_TYPE_NVLIST_ARRAY: {
7518 nvlist_t **val;
7519 uint_t i, nelem;
7520
7521 (void) nvpair_value_nvlist_array(nvp, &val, &nelem);
7522 printf(gettext("(%d embedded nvlists)\n"), nelem);
7523 for (i = 0; i < nelem; i++) {
7524 printf(gettext("%*s%s[%d] = %s\n"),
d1d7e268 7525 depth, "", name, i, "(embedded nvlist)");
26685276
BB		 7526 zpool_do_events_nvprint(val[i], depth + 8);
7527 printf(gettext("%*s(end %s[%i])\n"),
d1d7e268 7528 depth, "", name, i);
26685276
BB		 7529 }
7530 printf(gettext("%*s(end %s)\n"), depth, "", name);
7531 }
7532 break;
7533
7534 case DATA_TYPE_INT8_ARRAY: {
7535 int8_t *val;
7536 uint_t i, nelem;
7537
7538 (void) nvpair_value_int8_array(nvp, &val, &nelem);
7539 for (i = 0; i < nelem; i++)
7540 printf(gettext("0x%x "), val[i]);
7541
7542 break;
7543 }
7544
7545 case DATA_TYPE_UINT8_ARRAY: {
7546 uint8_t *val;
7547 uint_t i, nelem;
7548
7549 (void) nvpair_value_uint8_array(nvp, &val, &nelem);
7550 for (i = 0; i < nelem; i++)
7551 printf(gettext("0x%x "), val[i]);
7552
7553 break;
7554 }
7555
7556 case DATA_TYPE_INT16_ARRAY: {
7557 int16_t *val;
7558 uint_t i, nelem;
7559
7560 (void) nvpair_value_int16_array(nvp, &val, &nelem);
7561 for (i = 0; i < nelem; i++)
7562 printf(gettext("0x%x "), val[i]);
7563
7564 break;
7565 }
7566
7567 case DATA_TYPE_UINT16_ARRAY: {
7568 uint16_t *val;
7569 uint_t i, nelem;
7570
7571 (void) nvpair_value_uint16_array(nvp, &val, &nelem);
7572 for (i = 0; i < nelem; i++)
7573 printf(gettext("0x%x "), val[i]);
7574
7575 break;
7576 }
7577
7578 case DATA_TYPE_INT32_ARRAY: {
7579 int32_t *val;
7580 uint_t i, nelem;
7581
7582 (void) nvpair_value_int32_array(nvp, &val, &nelem);
7583 for (i = 0; i < nelem; i++)
7584 printf(gettext("0x%x "), val[i]);
7585
7586 break;
7587 }
7588
7589 case DATA_TYPE_UINT32_ARRAY: {
7590 uint32_t *val;
7591 uint_t i, nelem;
7592
7593 (void) nvpair_value_uint32_array(nvp, &val, &nelem);
7594 for (i = 0; i < nelem; i++)
7595 printf(gettext("0x%x "), val[i]);
7596
7597 break;
7598 }
7599
7600 case DATA_TYPE_INT64_ARRAY: {
7601 int64_t *val;
7602 uint_t i, nelem;
7603
7604 (void) nvpair_value_int64_array(nvp, &val, &nelem);
7605 for (i = 0; i < nelem; i++)
d1d7e268
MK		 7606 printf(gettext("0x%llx "),
7607 (u_longlong_t)val[i]);
26685276
BB		 7608
7609 break;
7610 }
7611
7612 case DATA_TYPE_UINT64_ARRAY: {
7613 uint64_t *val;
7614 uint_t i, nelem;
7615
7616 (void) nvpair_value_uint64_array(nvp, &val, &nelem);
7617 for (i = 0; i < nelem; i++)
d1d7e268
MK		 7618 printf(gettext("0x%llx "),
7619 (u_longlong_t)val[i]);
26685276
BB		 7620
7621 break;
7622 }
7623
d21705ea
BB		 7624 case DATA_TYPE_STRING_ARRAY: {
7625 char **str;
7626 uint_t i, nelem;
7627
7628 (void) nvpair_value_string_array(nvp, &str, &nelem);
7629 for (i = 0; i < nelem; i++)
7630 printf(gettext("\"%s\" "),
7631 str[i] ? str[i] : "<NULL>");
7632
7633 break;
7634 }
7635
26685276
BB		 7636 case DATA_TYPE_BOOLEAN_ARRAY:
7637 case DATA_TYPE_BYTE_ARRAY:
7638 case DATA_TYPE_DOUBLE:
7639 case DATA_TYPE_UNKNOWN:
7640 printf(gettext("<unknown>"));
7641 break;
7642 }
7643
7644 printf(gettext("\n"));
7645 }
7646}
7647
7648static int
7649zpool_do_events_next(ev_opts_t *opts)
7650{
7651 nvlist_t *nvl;
9b101a73 7652 int zevent_fd, ret, dropped;
26685276 7653
9b101a73
BB		 7654 zevent_fd = open(ZFS_DEV, O_RDWR);
7655 VERIFY(zevent_fd >= 0);
26685276 7656
c5343ba7
BB		 7657 if (!opts->scripted)
7658 (void) printf(gettext("%-30s %s\n"), "TIME", "CLASS");
26685276
BB		 7659
7660 while (1) {
7661 ret = zpool_events_next(g_zfs, &nvl, &dropped,
8c7aa0cf 7662 (opts->follow ? ZEVENT_NONE : ZEVENT_NONBLOCK), zevent_fd);
26685276
BB		 7663 if (ret || nvl == NULL)
7664 break;
7665
7666 if (dropped > 0)
7667 (void) printf(gettext("dropped %d events\n"), dropped);
7668
1e1c3980 7669 zpool_do_events_short(nvl, opts);
26685276
BB		 7670
7671 if (opts->verbose) {
7672 zpool_do_events_nvprint(nvl, 8);
7673 printf(gettext("\n"));
7674 }
50fe577d 7675 (void) fflush(stdout);
26685276
BB		 7676
7677 nvlist_free(nvl);
7678 }
7679
9b101a73 7680 VERIFY(0 == close(zevent_fd));
26685276
BB		 7681
7682 return (ret);
7683}
7684
7685static int
7686zpool_do_events_clear(ev_opts_t *opts)
7687{
7688 int count, ret;
7689
7690 ret = zpool_events_clear(g_zfs, &count);
7691 if (!ret)
7692 (void) printf(gettext("cleared %d events\n"), count);
7693
7694 return (ret);
7695}
7696
7697/*
7698 * zpool events [-vfc]
7699 *
7700 * Displays events logs by ZFS.
7701 */
7702int
7703zpool_do_events(int argc, char **argv)
7704{
7705 ev_opts_t opts = { 0 };
7706 int ret;
7707 int c;
7708
7709 /* check options */
c5343ba7 7710 while ((c = getopt(argc, argv, "vHfc")) != -1) {
26685276
BB		 7711 switch (c) {
7712 case 'v':
7713 opts.verbose = 1;
c5343ba7
BB		 7714 break;
7715 case 'H':
7716 opts.scripted = 1;
26685276
BB		 7717 break;
7718 case 'f':
7719 opts.follow = 1;
7720 break;
7721 case 'c':
7722 opts.clear = 1;
7723 break;
7724 case '?':
7725 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
7726 optopt);
7727 usage(B_FALSE);
7728 }
7729 }
7730 argc -= optind;
7731 argv += optind;
7732
7733 if (opts.clear)
7734 ret = zpool_do_events_clear(&opts);
7735 else
7736 ret = zpool_do_events_next(&opts);
7737
d1d7e268 7738 return (ret);
26685276
BB		 7739}
7740
34dc7c2f
BB		 7741static int
7742get_callback(zpool_handle_t *zhp, void *data)
7743{
7744 zprop_get_cbdata_t *cbp = (zprop_get_cbdata_t *)data;
7745 char value[MAXNAMELEN];
7746 zprop_source_t srctype;
7747 zprop_list_t *pl;
7748
7749 for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) {
7750
7751 /*
7752 * Skip the special fake placeholder. This will also skip
7753 * over the name property when 'all' is specified.
7754 */
7755 if (pl->pl_prop == ZPOOL_PROP_NAME &&
7756 pl == cbp->cb_proplist)
7757 continue;
7758
9ae529ec
CS		 7759 if (pl->pl_prop == ZPROP_INVAL &&
7760 (zpool_prop_feature(pl->pl_user_prop) ||
7761 zpool_prop_unsupported(pl->pl_user_prop))) {
7762 srctype = ZPROP_SRC_LOCAL;
34dc7c2f 7763
9ae529ec
CS		 7764 if (zpool_prop_get_feature(zhp, pl->pl_user_prop,
7765 value, sizeof (value)) == 0) {
7766 zprop_print_one_property(zpool_get_name(zhp),
7767 cbp, pl->pl_user_prop, value, srctype,
7768 NULL, NULL);
7769 }
7770 } else {
2a8b84b7 7771 if (zpool_get_prop(zhp, pl->pl_prop, value,
d65e7381 7772 sizeof (value), &srctype, cbp->cb_literal) != 0)
9ae529ec
CS		 7773 continue;
7774
7775 zprop_print_one_property(zpool_get_name(zhp), cbp,
7776 zpool_prop_to_name(pl->pl_prop), value, srctype,
7777 NULL, NULL);
7778 }
34dc7c2f
BB		 7779 }
7780 return (0);
7781}
7782
2a8b84b7
AS		 7783/*
7784 * zpool get [-Hp] [-o "all" | field[,...]] <"all" | property[,...]> <pool> ...
7785 *
7786 * -H Scripted mode. Don't display headers, and separate properties
7787 * by a single tab.
7788 * -o List of columns to display. Defaults to
7789 * "name,property,value,source".
4e33ba4c 7790 * -p Display values in parsable (exact) format.
2a8b84b7
AS		 7791 *
7792 * Get properties of pools in the system. Output space statistics
7793 * for each one as well as other attributes.
7794 */
34dc7c2f
BB		 7795int
7796zpool_do_get(int argc, char **argv)
7797{
7798 zprop_get_cbdata_t cb = { 0 };
7799 zprop_list_t fake_name = { 0 };
2a8b84b7
AS		 7800 int ret;
7801 int c, i;
7802 char *value;
7803
7804 cb.cb_first = B_TRUE;
7805
7806 /*
7807 * Set up default columns and sources.
7808 */
7809 cb.cb_sources = ZPROP_SRC_ALL;
7810 cb.cb_columns[0] = GET_COL_NAME;
7811 cb.cb_columns[1] = GET_COL_PROPERTY;
7812 cb.cb_columns[2] = GET_COL_VALUE;
7813 cb.cb_columns[3] = GET_COL_SOURCE;
7814 cb.cb_type = ZFS_TYPE_POOL;
34dc7c2f 7815
d65e7381 7816 /* check options */
2a8b84b7 7817 while ((c = getopt(argc, argv, ":Hpo:")) != -1) {
d65e7381
RE		 7818 switch (c) {
7819 case 'p':
7820 cb.cb_literal = B_TRUE;
7821 break;
79eb71dc
TF		 7822 case 'H':
7823 cb.cb_scripted = B_TRUE;
7824 break;
2a8b84b7
AS		 7825 case 'o':
7826 bzero(&cb.cb_columns, sizeof (cb.cb_columns));
7827 i = 0;
7828 while (*optarg != '\0') {
7829 static char *col_subopts[] =
7830 { "name", "property", "value", "source",
7831 "all", NULL };
7832
7833 if (i == ZFS_GET_NCOLS) {
7834 (void) fprintf(stderr, gettext("too "
7835 "many fields given to -o "
7836 "option\n"));
7837 usage(B_FALSE);
7838 }
79eb71dc 7839
2a8b84b7
AS		 7840 switch (getsubopt(&optarg, col_subopts,
7841 &value)) {
7842 case 0:
7843 cb.cb_columns[i++] = GET_COL_NAME;
7844 break;
7845 case 1:
7846 cb.cb_columns[i++] = GET_COL_PROPERTY;
7847 break;
7848 case 2:
7849 cb.cb_columns[i++] = GET_COL_VALUE;
7850 break;
7851 case 3:
7852 cb.cb_columns[i++] = GET_COL_SOURCE;
7853 break;
7854 case 4:
7855 if (i > 0) {
7856 (void) fprintf(stderr,
7857 gettext("\"all\" conflicts "
7858 "with specific fields "
7859 "given to -o option\n"));
7860 usage(B_FALSE);
7861 }
7862 cb.cb_columns[0] = GET_COL_NAME;
7863 cb.cb_columns[1] = GET_COL_PROPERTY;
7864 cb.cb_columns[2] = GET_COL_VALUE;
7865 cb.cb_columns[3] = GET_COL_SOURCE;
7866 i = ZFS_GET_NCOLS;
7867 break;
7868 default:
7869 (void) fprintf(stderr,
7870 gettext("invalid column name "
7871 "'%s'\n"), value);
7872 usage(B_FALSE);
7873 }
7874 }
7875 break;
d65e7381
RE		 7876 case '?':
7877 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
7878 optopt);
7879 usage(B_FALSE);
7880 }
7881 }
7882
7883 argc -= optind;
7884 argv += optind;
7885
7886 if (argc < 1) {
9ae529ec
CS		 7887 (void) fprintf(stderr, gettext("missing property "
7888 "argument\n"));
34dc7c2f 7889 usage(B_FALSE);
9ae529ec 7890 }
34dc7c2f 7891
2a8b84b7
AS		 7892 if (zprop_get_list(g_zfs, argv[0], &cb.cb_proplist,
7893 ZFS_TYPE_POOL) != 0)
34dc7c2f
BB		 7894 usage(B_FALSE);
7895
d65e7381
RE		 7896 argc--;
7897 argv++;
7898
34dc7c2f
BB		 7899 if (cb.cb_proplist != NULL) {
7900 fake_name.pl_prop = ZPOOL_PROP_NAME;
7901 fake_name.pl_width = strlen(gettext("NAME"));
7902 fake_name.pl_next = cb.cb_proplist;
7903 cb.cb_proplist = &fake_name;
7904 }
7905
d65e7381 7906 ret = for_each_pool(argc, argv, B_TRUE, &cb.cb_proplist,
34dc7c2f
BB		 7907 get_callback, &cb);
7908
7909 if (cb.cb_proplist == &fake_name)
7910 zprop_free_list(fake_name.pl_next);
7911 else
7912 zprop_free_list(cb.cb_proplist);
7913
7914 return (ret);
7915}
7916
7917typedef struct set_cbdata {
7918 char *cb_propname;
7919 char *cb_value;
7920 boolean_t cb_any_successful;
7921} set_cbdata_t;
7922
7923int
7924set_callback(zpool_handle_t *zhp, void *data)
7925{
7926 int error;
7927 set_cbdata_t *cb = (set_cbdata_t *)data;
7928
7929 error = zpool_set_prop(zhp, cb->cb_propname, cb->cb_value);
7930
7931 if (!error)
7932 cb->cb_any_successful = B_TRUE;
7933
7934 return (error);
7935}
7936
7937int
7938zpool_do_set(int argc, char **argv)
7939{
7940 set_cbdata_t cb = { 0 };
7941 int error;
7942
7943 if (argc > 1 && argv[1][0] == '-') {
7944 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
7945 argv[1][1]);
7946 usage(B_FALSE);
7947 }
7948
7949 if (argc < 2) {
7950 (void) fprintf(stderr, gettext("missing property=value "
7951 "argument\n"));
7952 usage(B_FALSE);
7953 }
7954
7955 if (argc < 3) {
7956 (void) fprintf(stderr, gettext("missing pool name\n"));
7957 usage(B_FALSE);
7958 }
7959
7960 if (argc > 3) {
7961 (void) fprintf(stderr, gettext("too many pool names\n"));
7962 usage(B_FALSE);
7963 }
7964
7965 cb.cb_propname = argv[1];
7966 cb.cb_value = strchr(cb.cb_propname, '=');
7967 if (cb.cb_value == NULL) {
7968 (void) fprintf(stderr, gettext("missing value in "
7969 "property=value argument\n"));
7970 usage(B_FALSE);
7971 }
7972
7973 *(cb.cb_value) = '\0';
7974 cb.cb_value++;
7975
7976 error = for_each_pool(argc - 2, argv + 2, B_TRUE, NULL,
7977 set_callback, &cb);
7978
7979 return (error);
7980}
7981
7982static int
7983find_command_idx(char *command, int *idx)
7984{
7985 int i;
7986
7987 for (i = 0; i < NCOMMAND; i++) {
7988 if (command_table[i].name == NULL)
7989 continue;
7990
7991 if (strcmp(command, command_table[i].name) == 0) {
7992 *idx = i;
7993 return (0);
7994 }
7995 }
7996 return (1);
7997}
7998
7999int
8000main(int argc, char **argv)
8001{
8e896579 8002 int ret = 0;
d4ed6673 8003 int i = 0;
34dc7c2f
BB		 8004 char *cmdname;
8005
8006 (void) setlocale(LC_ALL, "");
8007 (void) textdomain(TEXT_DOMAIN);
5b4136bd 8008 srand(time(NULL));
34dc7c2f 8009
34dc7c2f
BB		 8010 opterr = 0;
8011
8012 /*
8013 * Make sure the user has specified some command.
8014 */
8015 if (argc < 2) {
8016 (void) fprintf(stderr, gettext("missing command\n"));
8017 usage(B_FALSE);
8018 }
8019
8020 cmdname = argv[1];
8021
8022 /*
8023 * Special case '-?'
8024 */
d1d7e268 8025 if ((strcmp(cmdname, "-?") == 0) || strcmp(cmdname, "--help") == 0)
34dc7c2f
BB		 8026 usage(B_TRUE);
8027
65037d9b
BB		 8028 if ((g_zfs = libzfs_init()) == NULL) {
8029 (void) fprintf(stderr, "%s", libzfs_error_init(errno));
9b020fd9 8030 return (1);
65037d9b 8031 }
9b020fd9
BB		 8032
8033 libzfs_print_on_error(g_zfs, B_TRUE);
8034
6f1ffb06 8035 zfs_save_arguments(argc, argv, history_str, sizeof (history_str));
34dc7c2f
BB		 8036
8037 /*
8038 * Run the appropriate command.
8039 */
8040 if (find_command_idx(cmdname, &i) == 0) {
8041 current_command = &command_table[i];
8042 ret = command_table[i].func(argc - 1, argv + 1);
8043 } else if (strchr(cmdname, '=')) {
8044 verify(find_command_idx("set", &i) == 0);
8045 current_command = &command_table[i];
8046 ret = command_table[i].func(argc, argv);
8047 } else if (strcmp(cmdname, "freeze") == 0 && argc == 3) {
8048 /*
8049 * 'freeze' is a vile debugging abomination, so we treat
8050 * it as such.
8051 */
4807c0ba
TC		 8052 zfs_cmd_t zc = {"\0"};
8053
8054 (void) strlcpy(zc.zc_name, argv[2], sizeof (zc.zc_name));
8055 ret = zfs_ioctl(g_zfs, ZFS_IOC_POOL_FREEZE, &zc);
8056 if (ret != 0) {
8057 (void) fprintf(stderr,
8058 gettext("failed to freeze pool: %d\n"), errno);
8059 ret = 1;
8060 }
8061
8062 log_history = 0;
34dc7c2f
BB		 8063 } else {
8064 (void) fprintf(stderr, gettext("unrecognized "
8065 "command '%s'\n"), cmdname);
8066 usage(B_FALSE);
d4ed6673 8067 ret = 1;
34dc7c2f
BB		 8068 }
8069
6f1ffb06
MA		 8070 if (ret == 0 && log_history)
8071 (void) zpool_log_history(g_zfs, history_str);
8072
34dc7c2f
BB		 8073 libzfs_fini(g_zfs);
8074
8075 /*
8076 * The 'ZFS_ABORT' environment variable causes us to dump core on exit
8077 * for the purposes of running ::findleaks.
8078 */
8079 if (getenv("ZFS_ABORT") != NULL) {
8080 (void) printf("dumping core by request\n");
8081 abort();
8082 }
8083
8084 return (ret);
8085}
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