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3064 usr/src/cmd/zpool/zpool_main.c misspells "successful"
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--- old/usr/src/cmd/zpool/zpool_main.c
+++ new/usr/src/cmd/zpool/zpool_main.c
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 24 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
25 25 * Copyright (c) 2012 by Delphix. All rights reserved.
26 26 * Copyright (c) 2012 by Frederik Wessels. All rights reserved.
27 27 */
28 28
29 29 #include <assert.h>
30 30 #include <ctype.h>
31 31 #include <dirent.h>
32 32 #include <errno.h>
33 33 #include <fcntl.h>
34 34 #include <libgen.h>
35 35 #include <libintl.h>
36 36 #include <libuutil.h>
37 37 #include <locale.h>
38 38 #include <stdio.h>
39 39 #include <stdlib.h>
40 40 #include <string.h>
41 41 #include <strings.h>
42 42 #include <unistd.h>
43 43 #include <priv.h>
44 44 #include <pwd.h>
45 45 #include <zone.h>
46 46 #include <zfs_prop.h>
47 47 #include <sys/fs/zfs.h>
48 48 #include <sys/stat.h>
49 49
50 50 #include <libzfs.h>
51 51
52 52 #include "zpool_util.h"
53 53 #include "zfs_comutil.h"
54 54 #include "zfeature_common.h"
55 55
56 56 #include "statcommon.h"
57 57
58 58 static int zpool_do_create(int, char **);
59 59 static int zpool_do_destroy(int, char **);
60 60
61 61 static int zpool_do_add(int, char **);
62 62 static int zpool_do_remove(int, char **);
63 63
64 64 static int zpool_do_list(int, char **);
65 65 static int zpool_do_iostat(int, char **);
66 66 static int zpool_do_status(int, char **);
67 67
68 68 static int zpool_do_online(int, char **);
69 69 static int zpool_do_offline(int, char **);
70 70 static int zpool_do_clear(int, char **);
71 71 static int zpool_do_reopen(int, char **);
72 72
73 73 static int zpool_do_reguid(int, char **);
74 74
75 75 static int zpool_do_attach(int, char **);
76 76 static int zpool_do_detach(int, char **);
77 77 static int zpool_do_replace(int, char **);
78 78 static int zpool_do_split(int, char **);
79 79
80 80 static int zpool_do_scrub(int, char **);
81 81
82 82 static int zpool_do_import(int, char **);
83 83 static int zpool_do_export(int, char **);
84 84
85 85 static int zpool_do_upgrade(int, char **);
86 86
87 87 static int zpool_do_history(int, char **);
88 88
89 89 static int zpool_do_get(int, char **);
90 90 static int zpool_do_set(int, char **);
91 91
92 92 /*
93 93 * These libumem hooks provide a reasonable set of defaults for the allocator's
94 94 * debugging facilities.
95 95 */
96 96
97 97 #ifdef DEBUG
98 98 const char *
99 99 _umem_debug_init(void)
100 100 {
101 101 return ("default,verbose"); /* $UMEM_DEBUG setting */
102 102 }
103 103
104 104 const char *
105 105 _umem_logging_init(void)
106 106 {
107 107 return ("fail,contents"); /* $UMEM_LOGGING setting */
108 108 }
109 109 #endif
110 110
111 111 typedef enum {
112 112 HELP_ADD,
113 113 HELP_ATTACH,
114 114 HELP_CLEAR,
115 115 HELP_CREATE,
116 116 HELP_DESTROY,
117 117 HELP_DETACH,
118 118 HELP_EXPORT,
119 119 HELP_HISTORY,
120 120 HELP_IMPORT,
121 121 HELP_IOSTAT,
122 122 HELP_LIST,
123 123 HELP_OFFLINE,
124 124 HELP_ONLINE,
125 125 HELP_REPLACE,
126 126 HELP_REMOVE,
127 127 HELP_SCRUB,
128 128 HELP_STATUS,
129 129 HELP_UPGRADE,
130 130 HELP_GET,
131 131 HELP_SET,
132 132 HELP_SPLIT,
133 133 HELP_REGUID,
134 134 HELP_REOPEN
135 135 } zpool_help_t;
136 136
137 137
138 138 typedef struct zpool_command {
139 139 const char *name;
140 140 int (*func)(int, char **);
141 141 zpool_help_t usage;
142 142 } zpool_command_t;
143 143
144 144 /*
145 145 * Master command table. Each ZFS command has a name, associated function, and
146 146 * usage message. The usage messages need to be internationalized, so we have
147 147 * to have a function to return the usage message based on a command index.
148 148 *
149 149 * These commands are organized according to how they are displayed in the usage
150 150 * message. An empty command (one with a NULL name) indicates an empty line in
151 151 * the generic usage message.
152 152 */
153 153 static zpool_command_t command_table[] = {
154 154 { "create", zpool_do_create, HELP_CREATE },
155 155 { "destroy", zpool_do_destroy, HELP_DESTROY },
156 156 { NULL },
157 157 { "add", zpool_do_add, HELP_ADD },
158 158 { "remove", zpool_do_remove, HELP_REMOVE },
159 159 { NULL },
160 160 { "list", zpool_do_list, HELP_LIST },
161 161 { "iostat", zpool_do_iostat, HELP_IOSTAT },
162 162 { "status", zpool_do_status, HELP_STATUS },
163 163 { NULL },
164 164 { "online", zpool_do_online, HELP_ONLINE },
165 165 { "offline", zpool_do_offline, HELP_OFFLINE },
166 166 { "clear", zpool_do_clear, HELP_CLEAR },
167 167 { "reopen", zpool_do_reopen, HELP_REOPEN },
168 168 { NULL },
169 169 { "attach", zpool_do_attach, HELP_ATTACH },
170 170 { "detach", zpool_do_detach, HELP_DETACH },
171 171 { "replace", zpool_do_replace, HELP_REPLACE },
172 172 { "split", zpool_do_split, HELP_SPLIT },
173 173 { NULL },
174 174 { "scrub", zpool_do_scrub, HELP_SCRUB },
175 175 { NULL },
176 176 { "import", zpool_do_import, HELP_IMPORT },
177 177 { "export", zpool_do_export, HELP_EXPORT },
178 178 { "upgrade", zpool_do_upgrade, HELP_UPGRADE },
179 179 { "reguid", zpool_do_reguid, HELP_REGUID },
180 180 { NULL },
181 181 { "history", zpool_do_history, HELP_HISTORY },
182 182 { "get", zpool_do_get, HELP_GET },
183 183 { "set", zpool_do_set, HELP_SET },
184 184 };
185 185
186 186 #define NCOMMAND (sizeof (command_table) / sizeof (command_table[0]))
187 187
188 188 static zpool_command_t *current_command;
189 189 static char history_str[HIS_MAX_RECORD_LEN];
190 190 static boolean_t log_history = B_TRUE;
191 191 static uint_t timestamp_fmt = NODATE;
192 192
193 193 static const char *
194 194 get_usage(zpool_help_t idx) {
195 195 switch (idx) {
196 196 case HELP_ADD:
197 197 return (gettext("\tadd [-fn] <pool> <vdev> ...\n"));
198 198 case HELP_ATTACH:
199 199 return (gettext("\tattach [-f] <pool> <device> "
200 200 "<new-device>\n"));
201 201 case HELP_CLEAR:
202 202 return (gettext("\tclear [-nF] <pool> [device]\n"));
203 203 case HELP_CREATE:
204 204 return (gettext("\tcreate [-fnd] [-o property=value] ... \n"
205 205 "\t [-O file-system-property=value] ... \n"
206 206 "\t [-m mountpoint] [-R root] <pool> <vdev> ...\n"));
207 207 case HELP_DESTROY:
208 208 return (gettext("\tdestroy [-f] <pool>\n"));
209 209 case HELP_DETACH:
210 210 return (gettext("\tdetach <pool> <device>\n"));
211 211 case HELP_EXPORT:
212 212 return (gettext("\texport [-f] <pool> ...\n"));
213 213 case HELP_HISTORY:
214 214 return (gettext("\thistory [-il] [<pool>] ...\n"));
215 215 case HELP_IMPORT:
216 216 return (gettext("\timport [-d dir] [-D]\n"
217 217 "\timport [-d dir | -c cachefile] [-F [-n]] <pool | id>\n"
218 218 "\timport [-o mntopts] [-o property=value] ... \n"
219 219 "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
220 220 "[-R root] [-F [-n]] -a\n"
221 221 "\timport [-o mntopts] [-o property=value] ... \n"
222 222 "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
223 223 "[-R root] [-F [-n]]\n"
224 224 "\t <pool | id> [newpool]\n"));
225 225 case HELP_IOSTAT:
226 226 return (gettext("\tiostat [-v] [-T d|u] [pool] ... [interval "
227 227 "[count]]\n"));
228 228 case HELP_LIST:
229 229 return (gettext("\tlist [-H] [-o property[,...]] "
230 230 "[-T d|u] [pool] ... [interval [count]]\n"));
231 231 case HELP_OFFLINE:
232 232 return (gettext("\toffline [-t] <pool> <device> ...\n"));
233 233 case HELP_ONLINE:
234 234 return (gettext("\tonline <pool> <device> ...\n"));
235 235 case HELP_REPLACE:
236 236 return (gettext("\treplace [-f] <pool> <device> "
237 237 "[new-device]\n"));
238 238 case HELP_REMOVE:
239 239 return (gettext("\tremove <pool> <device> ...\n"));
240 240 case HELP_REOPEN:
241 241 return (""); /* Undocumented command */
242 242 case HELP_SCRUB:
243 243 return (gettext("\tscrub [-s] <pool> ...\n"));
244 244 case HELP_STATUS:
245 245 return (gettext("\tstatus [-vx] [-T d|u] [pool] ... [interval "
246 246 "[count]]\n"));
247 247 case HELP_UPGRADE:
248 248 return (gettext("\tupgrade\n"
249 249 "\tupgrade -v\n"
250 250 "\tupgrade [-V version] <-a | pool ...>\n"));
251 251 case HELP_GET:
252 252 return (gettext("\tget <\"all\" | property[,...]> "
253 253 "<pool> ...\n"));
254 254 case HELP_SET:
255 255 return (gettext("\tset <property=value> <pool> \n"));
256 256 case HELP_SPLIT:
257 257 return (gettext("\tsplit [-n] [-R altroot] [-o mntopts]\n"
258 258 "\t [-o property=value] <pool> <newpool> "
259 259 "[<device> ...]\n"));
260 260 case HELP_REGUID:
261 261 return (gettext("\treguid <pool>\n"));
262 262 }
263 263
264 264 abort();
265 265 /* NOTREACHED */
266 266 }
267 267
268 268
269 269 /*
270 270 * Callback routine that will print out a pool property value.
271 271 */
272 272 static int
273 273 print_prop_cb(int prop, void *cb)
274 274 {
275 275 FILE *fp = cb;
276 276
277 277 (void) fprintf(fp, "\t%-15s ", zpool_prop_to_name(prop));
278 278
279 279 if (zpool_prop_readonly(prop))
280 280 (void) fprintf(fp, " NO ");
281 281 else
282 282 (void) fprintf(fp, " YES ");
283 283
284 284 if (zpool_prop_values(prop) == NULL)
285 285 (void) fprintf(fp, "-\n");
286 286 else
287 287 (void) fprintf(fp, "%s\n", zpool_prop_values(prop));
288 288
289 289 return (ZPROP_CONT);
290 290 }
291 291
292 292 /*
293 293 * Display usage message. If we're inside a command, display only the usage for
294 294 * that command. Otherwise, iterate over the entire command table and display
295 295 * a complete usage message.
296 296 */
297 297 void
298 298 usage(boolean_t requested)
299 299 {
300 300 FILE *fp = requested ? stdout : stderr;
301 301
302 302 if (current_command == NULL) {
303 303 int i;
304 304
305 305 (void) fprintf(fp, gettext("usage: zpool command args ...\n"));
306 306 (void) fprintf(fp,
307 307 gettext("where 'command' is one of the following:\n\n"));
308 308
309 309 for (i = 0; i < NCOMMAND; i++) {
310 310 if (command_table[i].name == NULL)
311 311 (void) fprintf(fp, "\n");
312 312 else
313 313 (void) fprintf(fp, "%s",
314 314 get_usage(command_table[i].usage));
315 315 }
316 316 } else {
317 317 (void) fprintf(fp, gettext("usage:\n"));
318 318 (void) fprintf(fp, "%s", get_usage(current_command->usage));
319 319 }
320 320
321 321 if (current_command != NULL &&
322 322 ((strcmp(current_command->name, "set") == 0) ||
323 323 (strcmp(current_command->name, "get") == 0) ||
324 324 (strcmp(current_command->name, "list") == 0))) {
325 325
326 326 (void) fprintf(fp,
327 327 gettext("\nthe following properties are supported:\n"));
328 328
329 329 (void) fprintf(fp, "\n\t%-15s %s %s\n\n",
330 330 "PROPERTY", "EDIT", "VALUES");
331 331
332 332 /* Iterate over all properties */
333 333 (void) zprop_iter(print_prop_cb, fp, B_FALSE, B_TRUE,
334 334 ZFS_TYPE_POOL);
335 335
336 336 (void) fprintf(fp, "\t%-15s ", "feature@...");
337 337 (void) fprintf(fp, "YES disabled | enabled | active\n");
338 338
339 339 (void) fprintf(fp, gettext("\nThe feature@ properties must be "
340 340 "appended with a feature name.\nSee zpool-features(5).\n"));
341 341 }
342 342
343 343 /*
344 344 * See comments at end of main().
345 345 */
346 346 if (getenv("ZFS_ABORT") != NULL) {
347 347 (void) printf("dumping core by request\n");
348 348 abort();
349 349 }
350 350
351 351 exit(requested ? 0 : 2);
352 352 }
353 353
354 354 void
355 355 print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent,
356 356 boolean_t print_logs)
357 357 {
358 358 nvlist_t **child;
359 359 uint_t c, children;
360 360 char *vname;
361 361
362 362 if (name != NULL)
363 363 (void) printf("\t%*s%s\n", indent, "", name);
364 364
365 365 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
366 366 &child, &children) != 0)
367 367 return;
368 368
369 369 for (c = 0; c < children; c++) {
370 370 uint64_t is_log = B_FALSE;
371 371
372 372 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
373 373 &is_log);
374 374 if ((is_log && !print_logs) || (!is_log && print_logs))
375 375 continue;
376 376
377 377 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
378 378 print_vdev_tree(zhp, vname, child[c], indent + 2,
379 379 B_FALSE);
380 380 free(vname);
381 381 }
382 382 }
383 383
384 384 static boolean_t
385 385 prop_list_contains_feature(nvlist_t *proplist)
386 386 {
387 387 nvpair_t *nvp;
388 388 for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp;
389 389 nvp = nvlist_next_nvpair(proplist, nvp)) {
390 390 if (zpool_prop_feature(nvpair_name(nvp)))
391 391 return (B_TRUE);
392 392 }
393 393 return (B_FALSE);
394 394 }
395 395
396 396 /*
397 397 * Add a property pair (name, string-value) into a property nvlist.
398 398 */
399 399 static int
400 400 add_prop_list(const char *propname, char *propval, nvlist_t **props,
401 401 boolean_t poolprop)
402 402 {
403 403 zpool_prop_t prop = ZPROP_INVAL;
404 404 zfs_prop_t fprop;
405 405 nvlist_t *proplist;
406 406 const char *normnm;
407 407 char *strval;
408 408
409 409 if (*props == NULL &&
410 410 nvlist_alloc(props, NV_UNIQUE_NAME, 0) != 0) {
411 411 (void) fprintf(stderr,
412 412 gettext("internal error: out of memory\n"));
413 413 return (1);
414 414 }
415 415
416 416 proplist = *props;
417 417
418 418 if (poolprop) {
419 419 const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION);
420 420
421 421 if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL &&
422 422 !zpool_prop_feature(propname)) {
423 423 (void) fprintf(stderr, gettext("property '%s' is "
424 424 "not a valid pool property\n"), propname);
425 425 return (2);
426 426 }
427 427
428 428 /*
429 429 * feature@ properties and version should not be specified
430 430 * at the same time.
431 431 */
432 432 if ((prop == ZPROP_INVAL && zpool_prop_feature(propname) &&
433 433 nvlist_exists(proplist, vname)) ||
434 434 (prop == ZPOOL_PROP_VERSION &&
435 435 prop_list_contains_feature(proplist))) {
436 436 (void) fprintf(stderr, gettext("'feature@' and "
437 437 "'version' properties cannot be specified "
438 438 "together\n"));
439 439 return (2);
440 440 }
441 441
442 442
443 443 if (zpool_prop_feature(propname))
444 444 normnm = propname;
445 445 else
446 446 normnm = zpool_prop_to_name(prop);
447 447 } else {
448 448 if ((fprop = zfs_name_to_prop(propname)) != ZPROP_INVAL) {
449 449 normnm = zfs_prop_to_name(fprop);
450 450 } else {
451 451 normnm = propname;
452 452 }
453 453 }
454 454
455 455 if (nvlist_lookup_string(proplist, normnm, &strval) == 0 &&
456 456 prop != ZPOOL_PROP_CACHEFILE) {
457 457 (void) fprintf(stderr, gettext("property '%s' "
458 458 "specified multiple times\n"), propname);
459 459 return (2);
460 460 }
461 461
462 462 if (nvlist_add_string(proplist, normnm, propval) != 0) {
463 463 (void) fprintf(stderr, gettext("internal "
464 464 "error: out of memory\n"));
465 465 return (1);
466 466 }
467 467
468 468 return (0);
469 469 }
470 470
471 471 /*
472 472 * zpool add [-fn] <pool> <vdev> ...
473 473 *
474 474 * -f Force addition of devices, even if they appear in use
475 475 * -n Do not add the devices, but display the resulting layout if
476 476 * they were to be added.
477 477 *
478 478 * Adds the given vdevs to 'pool'. As with create, the bulk of this work is
479 479 * handled by get_vdev_spec(), which constructs the nvlist needed to pass to
480 480 * libzfs.
481 481 */
482 482 int
483 483 zpool_do_add(int argc, char **argv)
484 484 {
485 485 boolean_t force = B_FALSE;
486 486 boolean_t dryrun = B_FALSE;
487 487 int c;
488 488 nvlist_t *nvroot;
489 489 char *poolname;
490 490 int ret;
491 491 zpool_handle_t *zhp;
492 492 nvlist_t *config;
493 493
494 494 /* check options */
495 495 while ((c = getopt(argc, argv, "fn")) != -1) {
496 496 switch (c) {
497 497 case 'f':
498 498 force = B_TRUE;
499 499 break;
500 500 case 'n':
501 501 dryrun = B_TRUE;
502 502 break;
503 503 case '?':
504 504 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
505 505 optopt);
506 506 usage(B_FALSE);
507 507 }
508 508 }
509 509
510 510 argc -= optind;
511 511 argv += optind;
512 512
513 513 /* get pool name and check number of arguments */
514 514 if (argc < 1) {
515 515 (void) fprintf(stderr, gettext("missing pool name argument\n"));
516 516 usage(B_FALSE);
517 517 }
518 518 if (argc < 2) {
519 519 (void) fprintf(stderr, gettext("missing vdev specification\n"));
520 520 usage(B_FALSE);
521 521 }
522 522
523 523 poolname = argv[0];
524 524
525 525 argc--;
526 526 argv++;
527 527
528 528 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
529 529 return (1);
530 530
531 531 if ((config = zpool_get_config(zhp, NULL)) == NULL) {
532 532 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
533 533 poolname);
534 534 zpool_close(zhp);
535 535 return (1);
536 536 }
537 537
538 538 /* pass off to get_vdev_spec for processing */
539 539 nvroot = make_root_vdev(zhp, force, !force, B_FALSE, dryrun,
540 540 argc, argv);
541 541 if (nvroot == NULL) {
542 542 zpool_close(zhp);
543 543 return (1);
544 544 }
545 545
546 546 if (dryrun) {
547 547 nvlist_t *poolnvroot;
548 548
549 549 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
550 550 &poolnvroot) == 0);
551 551
552 552 (void) printf(gettext("would update '%s' to the following "
553 553 "configuration:\n"), zpool_get_name(zhp));
554 554
555 555 /* print original main pool and new tree */
556 556 print_vdev_tree(zhp, poolname, poolnvroot, 0, B_FALSE);
557 557 print_vdev_tree(zhp, NULL, nvroot, 0, B_FALSE);
558 558
559 559 /* Do the same for the logs */
560 560 if (num_logs(poolnvroot) > 0) {
561 561 print_vdev_tree(zhp, "logs", poolnvroot, 0, B_TRUE);
562 562 print_vdev_tree(zhp, NULL, nvroot, 0, B_TRUE);
563 563 } else if (num_logs(nvroot) > 0) {
564 564 print_vdev_tree(zhp, "logs", nvroot, 0, B_TRUE);
565 565 }
566 566
567 567 ret = 0;
568 568 } else {
569 569 ret = (zpool_add(zhp, nvroot) != 0);
570 570 }
571 571
572 572 nvlist_free(nvroot);
573 573 zpool_close(zhp);
574 574
575 575 return (ret);
576 576 }
577 577
578 578 /*
579 579 * zpool remove <pool> <vdev> ...
580 580 *
581 581 * Removes the given vdev from the pool. Currently, this supports removing
582 582 * spares, cache, and log devices from the pool.
583 583 */
584 584 int
585 585 zpool_do_remove(int argc, char **argv)
586 586 {
587 587 char *poolname;
588 588 int i, ret = 0;
589 589 zpool_handle_t *zhp;
590 590
591 591 argc--;
592 592 argv++;
593 593
594 594 /* get pool name and check number of arguments */
595 595 if (argc < 1) {
596 596 (void) fprintf(stderr, gettext("missing pool name argument\n"));
597 597 usage(B_FALSE);
598 598 }
599 599 if (argc < 2) {
600 600 (void) fprintf(stderr, gettext("missing device\n"));
601 601 usage(B_FALSE);
602 602 }
603 603
604 604 poolname = argv[0];
605 605
606 606 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
607 607 return (1);
608 608
609 609 for (i = 1; i < argc; i++) {
610 610 if (zpool_vdev_remove(zhp, argv[i]) != 0)
611 611 ret = 1;
612 612 }
613 613
614 614 return (ret);
615 615 }
616 616
617 617 /*
618 618 * zpool create [-fnd] [-o property=value] ...
619 619 * [-O file-system-property=value] ...
620 620 * [-R root] [-m mountpoint] <pool> <dev> ...
621 621 *
622 622 * -f Force creation, even if devices appear in use
623 623 * -n Do not create the pool, but display the resulting layout if it
624 624 * were to be created.
625 625 * -R Create a pool under an alternate root
626 626 * -m Set default mountpoint for the root dataset. By default it's
627 627 * '/<pool>'
628 628 * -o Set property=value.
629 629 * -d Don't automatically enable all supported pool features
630 630 * (individual features can be enabled with -o).
631 631 * -O Set fsproperty=value in the pool's root file system
632 632 *
633 633 * Creates the named pool according to the given vdev specification. The
634 634 * bulk of the vdev processing is done in get_vdev_spec() in zpool_vdev.c. Once
635 635 * we get the nvlist back from get_vdev_spec(), we either print out the contents
636 636 * (if '-n' was specified), or pass it to libzfs to do the creation.
637 637 */
638 638 int
639 639 zpool_do_create(int argc, char **argv)
640 640 {
641 641 boolean_t force = B_FALSE;
642 642 boolean_t dryrun = B_FALSE;
643 643 boolean_t enable_all_pool_feat = B_TRUE;
644 644 int c;
645 645 nvlist_t *nvroot = NULL;
646 646 char *poolname;
647 647 int ret = 1;
648 648 char *altroot = NULL;
649 649 char *mountpoint = NULL;
650 650 nvlist_t *fsprops = NULL;
651 651 nvlist_t *props = NULL;
652 652 char *propval;
653 653
654 654 /* check options */
655 655 while ((c = getopt(argc, argv, ":fndR:m:o:O:")) != -1) {
656 656 switch (c) {
657 657 case 'f':
658 658 force = B_TRUE;
659 659 break;
660 660 case 'n':
661 661 dryrun = B_TRUE;
662 662 break;
663 663 case 'd':
664 664 enable_all_pool_feat = B_FALSE;
665 665 break;
666 666 case 'R':
667 667 altroot = optarg;
668 668 if (add_prop_list(zpool_prop_to_name(
669 669 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
670 670 goto errout;
671 671 if (nvlist_lookup_string(props,
672 672 zpool_prop_to_name(ZPOOL_PROP_CACHEFILE),
673 673 &propval) == 0)
674 674 break;
675 675 if (add_prop_list(zpool_prop_to_name(
676 676 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
677 677 goto errout;
678 678 break;
679 679 case 'm':
680 680 mountpoint = optarg;
681 681 break;
682 682 case 'o':
683 683 if ((propval = strchr(optarg, '=')) == NULL) {
684 684 (void) fprintf(stderr, gettext("missing "
685 685 "'=' for -o option\n"));
686 686 goto errout;
687 687 }
688 688 *propval = '\0';
689 689 propval++;
690 690
691 691 if (add_prop_list(optarg, propval, &props, B_TRUE))
692 692 goto errout;
693 693
694 694 /*
695 695 * If the user is creating a pool that doesn't support
696 696 * feature flags, don't enable any features.
697 697 */
698 698 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_VERSION) {
699 699 char *end;
700 700 u_longlong_t ver;
701 701
702 702 ver = strtoull(propval, &end, 10);
703 703 if (*end == '\0' &&
704 704 ver < SPA_VERSION_FEATURES) {
705 705 enable_all_pool_feat = B_FALSE;
706 706 }
707 707 }
708 708 break;
709 709 case 'O':
710 710 if ((propval = strchr(optarg, '=')) == NULL) {
711 711 (void) fprintf(stderr, gettext("missing "
712 712 "'=' for -O option\n"));
713 713 goto errout;
714 714 }
715 715 *propval = '\0';
716 716 propval++;
717 717
718 718 if (add_prop_list(optarg, propval, &fsprops, B_FALSE))
719 719 goto errout;
720 720 break;
721 721 case ':':
722 722 (void) fprintf(stderr, gettext("missing argument for "
723 723 "'%c' option\n"), optopt);
724 724 goto badusage;
725 725 case '?':
726 726 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
727 727 optopt);
728 728 goto badusage;
729 729 }
730 730 }
731 731
732 732 argc -= optind;
733 733 argv += optind;
734 734
735 735 /* get pool name and check number of arguments */
736 736 if (argc < 1) {
737 737 (void) fprintf(stderr, gettext("missing pool name argument\n"));
738 738 goto badusage;
739 739 }
740 740 if (argc < 2) {
741 741 (void) fprintf(stderr, gettext("missing vdev specification\n"));
742 742 goto badusage;
743 743 }
744 744
745 745 poolname = argv[0];
746 746
747 747 /*
748 748 * As a special case, check for use of '/' in the name, and direct the
749 749 * user to use 'zfs create' instead.
750 750 */
751 751 if (strchr(poolname, '/') != NULL) {
752 752 (void) fprintf(stderr, gettext("cannot create '%s': invalid "
753 753 "character '/' in pool name\n"), poolname);
754 754 (void) fprintf(stderr, gettext("use 'zfs create' to "
755 755 "create a dataset\n"));
756 756 goto errout;
757 757 }
758 758
759 759 /* pass off to get_vdev_spec for bulk processing */
760 760 nvroot = make_root_vdev(NULL, force, !force, B_FALSE, dryrun,
761 761 argc - 1, argv + 1);
762 762 if (nvroot == NULL)
763 763 goto errout;
764 764
765 765 /* make_root_vdev() allows 0 toplevel children if there are spares */
766 766 if (!zfs_allocatable_devs(nvroot)) {
767 767 (void) fprintf(stderr, gettext("invalid vdev "
768 768 "specification: at least one toplevel vdev must be "
769 769 "specified\n"));
770 770 goto errout;
771 771 }
772 772
773 773 if (altroot != NULL && altroot[0] != '/') {
774 774 (void) fprintf(stderr, gettext("invalid alternate root '%s': "
775 775 "must be an absolute path\n"), altroot);
776 776 goto errout;
777 777 }
778 778
779 779 /*
780 780 * Check the validity of the mountpoint and direct the user to use the
781 781 * '-m' mountpoint option if it looks like its in use.
782 782 */
783 783 if (mountpoint == NULL ||
784 784 (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) != 0 &&
785 785 strcmp(mountpoint, ZFS_MOUNTPOINT_NONE) != 0)) {
786 786 char buf[MAXPATHLEN];
787 787 DIR *dirp;
788 788
789 789 if (mountpoint && mountpoint[0] != '/') {
790 790 (void) fprintf(stderr, gettext("invalid mountpoint "
791 791 "'%s': must be an absolute path, 'legacy', or "
792 792 "'none'\n"), mountpoint);
793 793 goto errout;
794 794 }
795 795
796 796 if (mountpoint == NULL) {
797 797 if (altroot != NULL)
798 798 (void) snprintf(buf, sizeof (buf), "%s/%s",
799 799 altroot, poolname);
800 800 else
801 801 (void) snprintf(buf, sizeof (buf), "/%s",
802 802 poolname);
803 803 } else {
804 804 if (altroot != NULL)
805 805 (void) snprintf(buf, sizeof (buf), "%s%s",
806 806 altroot, mountpoint);
807 807 else
808 808 (void) snprintf(buf, sizeof (buf), "%s",
809 809 mountpoint);
810 810 }
811 811
812 812 if ((dirp = opendir(buf)) == NULL && errno != ENOENT) {
813 813 (void) fprintf(stderr, gettext("mountpoint '%s' : "
814 814 "%s\n"), buf, strerror(errno));
815 815 (void) fprintf(stderr, gettext("use '-m' "
816 816 "option to provide a different default\n"));
817 817 goto errout;
818 818 } else if (dirp) {
819 819 int count = 0;
820 820
821 821 while (count < 3 && readdir(dirp) != NULL)
822 822 count++;
823 823 (void) closedir(dirp);
824 824
825 825 if (count > 2) {
826 826 (void) fprintf(stderr, gettext("mountpoint "
827 827 "'%s' exists and is not empty\n"), buf);
828 828 (void) fprintf(stderr, gettext("use '-m' "
829 829 "option to provide a "
830 830 "different default\n"));
831 831 goto errout;
832 832 }
833 833 }
834 834 }
835 835
836 836 if (dryrun) {
837 837 /*
838 838 * For a dry run invocation, print out a basic message and run
839 839 * through all the vdevs in the list and print out in an
840 840 * appropriate hierarchy.
841 841 */
842 842 (void) printf(gettext("would create '%s' with the "
843 843 "following layout:\n\n"), poolname);
844 844
845 845 print_vdev_tree(NULL, poolname, nvroot, 0, B_FALSE);
846 846 if (num_logs(nvroot) > 0)
847 847 print_vdev_tree(NULL, "logs", nvroot, 0, B_TRUE);
848 848
849 849 ret = 0;
850 850 } else {
851 851 /*
852 852 * Hand off to libzfs.
853 853 */
854 854 if (enable_all_pool_feat) {
855 855 int i;
856 856 for (i = 0; i < SPA_FEATURES; i++) {
857 857 char propname[MAXPATHLEN];
858 858 zfeature_info_t *feat = &spa_feature_table[i];
859 859
860 860 (void) snprintf(propname, sizeof (propname),
861 861 "feature@%s", feat->fi_uname);
862 862
863 863 /*
864 864 * Skip feature if user specified it manually
865 865 * on the command line.
866 866 */
867 867 if (nvlist_exists(props, propname))
868 868 continue;
869 869
870 870 if (add_prop_list(propname, ZFS_FEATURE_ENABLED,
871 871 &props, B_TRUE) != 0)
872 872 goto errout;
873 873 }
874 874 }
875 875 if (zpool_create(g_zfs, poolname,
876 876 nvroot, props, fsprops) == 0) {
877 877 zfs_handle_t *pool = zfs_open(g_zfs, poolname,
878 878 ZFS_TYPE_FILESYSTEM);
879 879 if (pool != NULL) {
880 880 if (mountpoint != NULL)
881 881 verify(zfs_prop_set(pool,
882 882 zfs_prop_to_name(
883 883 ZFS_PROP_MOUNTPOINT),
884 884 mountpoint) == 0);
885 885 if (zfs_mount(pool, NULL, 0) == 0)
886 886 ret = zfs_shareall(pool);
887 887 zfs_close(pool);
888 888 }
889 889 } else if (libzfs_errno(g_zfs) == EZFS_INVALIDNAME) {
890 890 (void) fprintf(stderr, gettext("pool name may have "
891 891 "been omitted\n"));
892 892 }
893 893 }
894 894
895 895 errout:
896 896 nvlist_free(nvroot);
897 897 nvlist_free(fsprops);
898 898 nvlist_free(props);
899 899 return (ret);
900 900 badusage:
901 901 nvlist_free(fsprops);
902 902 nvlist_free(props);
903 903 usage(B_FALSE);
904 904 return (2);
905 905 }
906 906
907 907 /*
908 908 * zpool destroy <pool>
909 909 *
910 910 * -f Forcefully unmount any datasets
911 911 *
912 912 * Destroy the given pool. Automatically unmounts any datasets in the pool.
913 913 */
914 914 int
915 915 zpool_do_destroy(int argc, char **argv)
916 916 {
917 917 boolean_t force = B_FALSE;
918 918 int c;
919 919 char *pool;
920 920 zpool_handle_t *zhp;
921 921 int ret;
922 922
923 923 /* check options */
924 924 while ((c = getopt(argc, argv, "f")) != -1) {
925 925 switch (c) {
926 926 case 'f':
927 927 force = B_TRUE;
928 928 break;
929 929 case '?':
930 930 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
931 931 optopt);
932 932 usage(B_FALSE);
933 933 }
934 934 }
935 935
936 936 argc -= optind;
937 937 argv += optind;
938 938
939 939 /* check arguments */
940 940 if (argc < 1) {
941 941 (void) fprintf(stderr, gettext("missing pool argument\n"));
942 942 usage(B_FALSE);
943 943 }
944 944 if (argc > 1) {
945 945 (void) fprintf(stderr, gettext("too many arguments\n"));
946 946 usage(B_FALSE);
947 947 }
948 948
949 949 pool = argv[0];
950 950
951 951 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
952 952 /*
953 953 * As a special case, check for use of '/' in the name, and
954 954 * direct the user to use 'zfs destroy' instead.
955 955 */
956 956 if (strchr(pool, '/') != NULL)
957 957 (void) fprintf(stderr, gettext("use 'zfs destroy' to "
958 958 "destroy a dataset\n"));
959 959 return (1);
960 960 }
961 961
962 962 if (zpool_disable_datasets(zhp, force) != 0) {
963 963 (void) fprintf(stderr, gettext("could not destroy '%s': "
964 964 "could not unmount datasets\n"), zpool_get_name(zhp));
965 965 return (1);
966 966 }
967 967
968 968 /* The history must be logged as part of the export */
969 969 log_history = B_FALSE;
970 970
971 971 ret = (zpool_destroy(zhp, history_str) != 0);
972 972
973 973 zpool_close(zhp);
974 974
975 975 return (ret);
976 976 }
977 977
978 978 /*
979 979 * zpool export [-f] <pool> ...
980 980 *
981 981 * -f Forcefully unmount datasets
982 982 *
983 983 * Export the given pools. By default, the command will attempt to cleanly
984 984 * unmount any active datasets within the pool. If the '-f' flag is specified,
985 985 * then the datasets will be forcefully unmounted.
986 986 */
987 987 int
988 988 zpool_do_export(int argc, char **argv)
989 989 {
990 990 boolean_t force = B_FALSE;
991 991 boolean_t hardforce = B_FALSE;
992 992 int c;
993 993 zpool_handle_t *zhp;
994 994 int ret;
995 995 int i;
996 996
997 997 /* check options */
998 998 while ((c = getopt(argc, argv, "fF")) != -1) {
999 999 switch (c) {
1000 1000 case 'f':
1001 1001 force = B_TRUE;
1002 1002 break;
1003 1003 case 'F':
1004 1004 hardforce = B_TRUE;
1005 1005 break;
1006 1006 case '?':
1007 1007 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1008 1008 optopt);
1009 1009 usage(B_FALSE);
1010 1010 }
1011 1011 }
1012 1012
1013 1013 argc -= optind;
1014 1014 argv += optind;
1015 1015
1016 1016 /* check arguments */
1017 1017 if (argc < 1) {
1018 1018 (void) fprintf(stderr, gettext("missing pool argument\n"));
1019 1019 usage(B_FALSE);
1020 1020 }
1021 1021
1022 1022 ret = 0;
1023 1023 for (i = 0; i < argc; i++) {
1024 1024 if ((zhp = zpool_open_canfail(g_zfs, argv[i])) == NULL) {
1025 1025 ret = 1;
1026 1026 continue;
1027 1027 }
1028 1028
1029 1029 if (zpool_disable_datasets(zhp, force) != 0) {
1030 1030 ret = 1;
1031 1031 zpool_close(zhp);
1032 1032 continue;
1033 1033 }
1034 1034
1035 1035 /* The history must be logged as part of the export */
1036 1036 log_history = B_FALSE;
1037 1037
1038 1038 if (hardforce) {
1039 1039 if (zpool_export_force(zhp, history_str) != 0)
1040 1040 ret = 1;
1041 1041 } else if (zpool_export(zhp, force, history_str) != 0) {
1042 1042 ret = 1;
1043 1043 }
1044 1044
1045 1045 zpool_close(zhp);
1046 1046 }
1047 1047
1048 1048 return (ret);
1049 1049 }
1050 1050
1051 1051 /*
1052 1052 * Given a vdev configuration, determine the maximum width needed for the device
1053 1053 * name column.
1054 1054 */
1055 1055 static int
1056 1056 max_width(zpool_handle_t *zhp, nvlist_t *nv, int depth, int max)
1057 1057 {
1058 1058 char *name = zpool_vdev_name(g_zfs, zhp, nv, B_TRUE);
1059 1059 nvlist_t **child;
1060 1060 uint_t c, children;
1061 1061 int ret;
1062 1062
1063 1063 if (strlen(name) + depth > max)
1064 1064 max = strlen(name) + depth;
1065 1065
1066 1066 free(name);
1067 1067
1068 1068 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1069 1069 &child, &children) == 0) {
1070 1070 for (c = 0; c < children; c++)
1071 1071 if ((ret = max_width(zhp, child[c], depth + 2,
1072 1072 max)) > max)
1073 1073 max = ret;
1074 1074 }
1075 1075
1076 1076 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1077 1077 &child, &children) == 0) {
1078 1078 for (c = 0; c < children; c++)
1079 1079 if ((ret = max_width(zhp, child[c], depth + 2,
1080 1080 max)) > max)
1081 1081 max = ret;
1082 1082 }
1083 1083
1084 1084 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1085 1085 &child, &children) == 0) {
1086 1086 for (c = 0; c < children; c++)
1087 1087 if ((ret = max_width(zhp, child[c], depth + 2,
1088 1088 max)) > max)
1089 1089 max = ret;
1090 1090 }
1091 1091
1092 1092
1093 1093 return (max);
1094 1094 }
1095 1095
1096 1096 typedef struct spare_cbdata {
1097 1097 uint64_t cb_guid;
1098 1098 zpool_handle_t *cb_zhp;
1099 1099 } spare_cbdata_t;
1100 1100
1101 1101 static boolean_t
1102 1102 find_vdev(nvlist_t *nv, uint64_t search)
1103 1103 {
1104 1104 uint64_t guid;
1105 1105 nvlist_t **child;
1106 1106 uint_t c, children;
1107 1107
1108 1108 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) == 0 &&
1109 1109 search == guid)
1110 1110 return (B_TRUE);
1111 1111
1112 1112 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1113 1113 &child, &children) == 0) {
1114 1114 for (c = 0; c < children; c++)
1115 1115 if (find_vdev(child[c], search))
1116 1116 return (B_TRUE);
1117 1117 }
1118 1118
1119 1119 return (B_FALSE);
1120 1120 }
1121 1121
1122 1122 static int
1123 1123 find_spare(zpool_handle_t *zhp, void *data)
1124 1124 {
1125 1125 spare_cbdata_t *cbp = data;
1126 1126 nvlist_t *config, *nvroot;
1127 1127
1128 1128 config = zpool_get_config(zhp, NULL);
1129 1129 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1130 1130 &nvroot) == 0);
1131 1131
1132 1132 if (find_vdev(nvroot, cbp->cb_guid)) {
1133 1133 cbp->cb_zhp = zhp;
1134 1134 return (1);
1135 1135 }
1136 1136
1137 1137 zpool_close(zhp);
1138 1138 return (0);
1139 1139 }
1140 1140
1141 1141 /*
1142 1142 * Print out configuration state as requested by status_callback.
1143 1143 */
1144 1144 void
1145 1145 print_status_config(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
1146 1146 int namewidth, int depth, boolean_t isspare)
1147 1147 {
1148 1148 nvlist_t **child;
1149 1149 uint_t c, children;
1150 1150 pool_scan_stat_t *ps = NULL;
1151 1151 vdev_stat_t *vs;
1152 1152 char rbuf[6], wbuf[6], cbuf[6];
1153 1153 char *vname;
1154 1154 uint64_t notpresent;
1155 1155 spare_cbdata_t cb;
1156 1156 char *state;
1157 1157
1158 1158 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1159 1159 &child, &children) != 0)
1160 1160 children = 0;
1161 1161
1162 1162 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
1163 1163 (uint64_t **)&vs, &c) == 0);
1164 1164
1165 1165 state = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1166 1166 if (isspare) {
1167 1167 /*
1168 1168 * For hot spares, we use the terms 'INUSE' and 'AVAILABLE' for
1169 1169 * online drives.
1170 1170 */
1171 1171 if (vs->vs_aux == VDEV_AUX_SPARED)
1172 1172 state = "INUSE";
1173 1173 else if (vs->vs_state == VDEV_STATE_HEALTHY)
1174 1174 state = "AVAIL";
1175 1175 }
1176 1176
1177 1177 (void) printf("\t%*s%-*s %-8s", depth, "", namewidth - depth,
1178 1178 name, state);
1179 1179
1180 1180 if (!isspare) {
1181 1181 zfs_nicenum(vs->vs_read_errors, rbuf, sizeof (rbuf));
1182 1182 zfs_nicenum(vs->vs_write_errors, wbuf, sizeof (wbuf));
1183 1183 zfs_nicenum(vs->vs_checksum_errors, cbuf, sizeof (cbuf));
1184 1184 (void) printf(" %5s %5s %5s", rbuf, wbuf, cbuf);
1185 1185 }
1186 1186
1187 1187 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT,
1188 1188 ¬present) == 0) {
1189 1189 char *path;
1190 1190 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0);
1191 1191 (void) printf(" was %s", path);
1192 1192 } else if (vs->vs_aux != 0) {
1193 1193 (void) printf(" ");
1194 1194
1195 1195 switch (vs->vs_aux) {
1196 1196 case VDEV_AUX_OPEN_FAILED:
1197 1197 (void) printf(gettext("cannot open"));
1198 1198 break;
1199 1199
1200 1200 case VDEV_AUX_BAD_GUID_SUM:
1201 1201 (void) printf(gettext("missing device"));
1202 1202 break;
1203 1203
1204 1204 case VDEV_AUX_NO_REPLICAS:
1205 1205 (void) printf(gettext("insufficient replicas"));
1206 1206 break;
1207 1207
1208 1208 case VDEV_AUX_VERSION_NEWER:
1209 1209 (void) printf(gettext("newer version"));
1210 1210 break;
1211 1211
1212 1212 case VDEV_AUX_UNSUP_FEAT:
1213 1213 (void) printf(gettext("unsupported feature(s)"));
1214 1214 break;
1215 1215
1216 1216 case VDEV_AUX_SPARED:
1217 1217 verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID,
1218 1218 &cb.cb_guid) == 0);
1219 1219 if (zpool_iter(g_zfs, find_spare, &cb) == 1) {
1220 1220 if (strcmp(zpool_get_name(cb.cb_zhp),
1221 1221 zpool_get_name(zhp)) == 0)
1222 1222 (void) printf(gettext("currently in "
1223 1223 "use"));
1224 1224 else
1225 1225 (void) printf(gettext("in use by "
1226 1226 "pool '%s'"),
1227 1227 zpool_get_name(cb.cb_zhp));
1228 1228 zpool_close(cb.cb_zhp);
1229 1229 } else {
1230 1230 (void) printf(gettext("currently in use"));
1231 1231 }
1232 1232 break;
1233 1233
1234 1234 case VDEV_AUX_ERR_EXCEEDED:
1235 1235 (void) printf(gettext("too many errors"));
1236 1236 break;
1237 1237
1238 1238 case VDEV_AUX_IO_FAILURE:
1239 1239 (void) printf(gettext("experienced I/O failures"));
1240 1240 break;
1241 1241
1242 1242 case VDEV_AUX_BAD_LOG:
1243 1243 (void) printf(gettext("bad intent log"));
1244 1244 break;
1245 1245
1246 1246 case VDEV_AUX_EXTERNAL:
1247 1247 (void) printf(gettext("external device fault"));
1248 1248 break;
1249 1249
1250 1250 case VDEV_AUX_SPLIT_POOL:
1251 1251 (void) printf(gettext("split into new pool"));
1252 1252 break;
1253 1253
1254 1254 default:
1255 1255 (void) printf(gettext("corrupted data"));
1256 1256 break;
1257 1257 }
1258 1258 }
1259 1259
1260 1260 (void) nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_SCAN_STATS,
1261 1261 (uint64_t **)&ps, &c);
1262 1262
1263 1263 if (ps && ps->pss_state == DSS_SCANNING &&
1264 1264 vs->vs_scan_processed != 0 && children == 0) {
1265 1265 (void) printf(gettext(" (%s)"),
1266 1266 (ps->pss_func == POOL_SCAN_RESILVER) ?
1267 1267 "resilvering" : "repairing");
1268 1268 }
1269 1269
1270 1270 (void) printf("\n");
1271 1271
1272 1272 for (c = 0; c < children; c++) {
1273 1273 uint64_t islog = B_FALSE, ishole = B_FALSE;
1274 1274
1275 1275 /* Don't print logs or holes here */
1276 1276 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1277 1277 &islog);
1278 1278 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_HOLE,
1279 1279 &ishole);
1280 1280 if (islog || ishole)
1281 1281 continue;
1282 1282 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_TRUE);
1283 1283 print_status_config(zhp, vname, child[c],
1284 1284 namewidth, depth + 2, isspare);
1285 1285 free(vname);
1286 1286 }
1287 1287 }
1288 1288
1289 1289
1290 1290 /*
1291 1291 * Print the configuration of an exported pool. Iterate over all vdevs in the
1292 1292 * pool, printing out the name and status for each one.
1293 1293 */
1294 1294 void
1295 1295 print_import_config(const char *name, nvlist_t *nv, int namewidth, int depth)
1296 1296 {
1297 1297 nvlist_t **child;
1298 1298 uint_t c, children;
1299 1299 vdev_stat_t *vs;
1300 1300 char *type, *vname;
1301 1301
1302 1302 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
1303 1303 if (strcmp(type, VDEV_TYPE_MISSING) == 0 ||
1304 1304 strcmp(type, VDEV_TYPE_HOLE) == 0)
1305 1305 return;
1306 1306
1307 1307 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
1308 1308 (uint64_t **)&vs, &c) == 0);
1309 1309
1310 1310 (void) printf("\t%*s%-*s", depth, "", namewidth - depth, name);
1311 1311 (void) printf(" %s", zpool_state_to_name(vs->vs_state, vs->vs_aux));
1312 1312
1313 1313 if (vs->vs_aux != 0) {
1314 1314 (void) printf(" ");
1315 1315
1316 1316 switch (vs->vs_aux) {
1317 1317 case VDEV_AUX_OPEN_FAILED:
1318 1318 (void) printf(gettext("cannot open"));
1319 1319 break;
1320 1320
1321 1321 case VDEV_AUX_BAD_GUID_SUM:
1322 1322 (void) printf(gettext("missing device"));
1323 1323 break;
1324 1324
1325 1325 case VDEV_AUX_NO_REPLICAS:
1326 1326 (void) printf(gettext("insufficient replicas"));
1327 1327 break;
1328 1328
1329 1329 case VDEV_AUX_VERSION_NEWER:
1330 1330 (void) printf(gettext("newer version"));
1331 1331 break;
1332 1332
1333 1333 case VDEV_AUX_UNSUP_FEAT:
1334 1334 (void) printf(gettext("unsupported feature(s)"));
1335 1335 break;
1336 1336
1337 1337 case VDEV_AUX_ERR_EXCEEDED:
1338 1338 (void) printf(gettext("too many errors"));
1339 1339 break;
1340 1340
1341 1341 default:
1342 1342 (void) printf(gettext("corrupted data"));
1343 1343 break;
1344 1344 }
1345 1345 }
1346 1346 (void) printf("\n");
1347 1347
1348 1348 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1349 1349 &child, &children) != 0)
1350 1350 return;
1351 1351
1352 1352 for (c = 0; c < children; c++) {
1353 1353 uint64_t is_log = B_FALSE;
1354 1354
1355 1355 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1356 1356 &is_log);
1357 1357 if (is_log)
1358 1358 continue;
1359 1359
1360 1360 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_TRUE);
1361 1361 print_import_config(vname, child[c], namewidth, depth + 2);
1362 1362 free(vname);
1363 1363 }
1364 1364
1365 1365 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1366 1366 &child, &children) == 0) {
1367 1367 (void) printf(gettext("\tcache\n"));
1368 1368 for (c = 0; c < children; c++) {
1369 1369 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_FALSE);
1370 1370 (void) printf("\t %s\n", vname);
1371 1371 free(vname);
1372 1372 }
1373 1373 }
1374 1374
1375 1375 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1376 1376 &child, &children) == 0) {
1377 1377 (void) printf(gettext("\tspares\n"));
1378 1378 for (c = 0; c < children; c++) {
1379 1379 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_FALSE);
1380 1380 (void) printf("\t %s\n", vname);
1381 1381 free(vname);
1382 1382 }
1383 1383 }
1384 1384 }
1385 1385
1386 1386 /*
1387 1387 * Print log vdevs.
1388 1388 * Logs are recorded as top level vdevs in the main pool child array
1389 1389 * but with "is_log" set to 1. We use either print_status_config() or
1390 1390 * print_import_config() to print the top level logs then any log
1391 1391 * children (eg mirrored slogs) are printed recursively - which
1392 1392 * works because only the top level vdev is marked "is_log"
1393 1393 */
1394 1394 static void
1395 1395 print_logs(zpool_handle_t *zhp, nvlist_t *nv, int namewidth, boolean_t verbose)
1396 1396 {
1397 1397 uint_t c, children;
1398 1398 nvlist_t **child;
1399 1399
1400 1400 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, &child,
1401 1401 &children) != 0)
1402 1402 return;
1403 1403
1404 1404 (void) printf(gettext("\tlogs\n"));
1405 1405
1406 1406 for (c = 0; c < children; c++) {
1407 1407 uint64_t is_log = B_FALSE;
1408 1408 char *name;
1409 1409
1410 1410 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1411 1411 &is_log);
1412 1412 if (!is_log)
1413 1413 continue;
1414 1414 name = zpool_vdev_name(g_zfs, zhp, child[c], B_TRUE);
1415 1415 if (verbose)
1416 1416 print_status_config(zhp, name, child[c], namewidth,
1417 1417 2, B_FALSE);
1418 1418 else
1419 1419 print_import_config(name, child[c], namewidth, 2);
1420 1420 free(name);
1421 1421 }
1422 1422 }
1423 1423
1424 1424 /*
1425 1425 * Display the status for the given pool.
1426 1426 */
1427 1427 static void
1428 1428 show_import(nvlist_t *config)
1429 1429 {
1430 1430 uint64_t pool_state;
1431 1431 vdev_stat_t *vs;
1432 1432 char *name;
1433 1433 uint64_t guid;
1434 1434 char *msgid;
1435 1435 nvlist_t *nvroot;
1436 1436 int reason;
1437 1437 const char *health;
1438 1438 uint_t vsc;
1439 1439 int namewidth;
1440 1440 char *comment;
1441 1441
1442 1442 verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
1443 1443 &name) == 0);
1444 1444 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID,
1445 1445 &guid) == 0);
1446 1446 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
1447 1447 &pool_state) == 0);
1448 1448 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1449 1449 &nvroot) == 0);
1450 1450
1451 1451 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
1452 1452 (uint64_t **)&vs, &vsc) == 0);
1453 1453 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1454 1454
1455 1455 reason = zpool_import_status(config, &msgid);
1456 1456
1457 1457 (void) printf(gettext(" pool: %s\n"), name);
1458 1458 (void) printf(gettext(" id: %llu\n"), (u_longlong_t)guid);
1459 1459 (void) printf(gettext(" state: %s"), health);
1460 1460 if (pool_state == POOL_STATE_DESTROYED)
1461 1461 (void) printf(gettext(" (DESTROYED)"));
1462 1462 (void) printf("\n");
1463 1463
1464 1464 switch (reason) {
1465 1465 case ZPOOL_STATUS_MISSING_DEV_R:
1466 1466 case ZPOOL_STATUS_MISSING_DEV_NR:
1467 1467 case ZPOOL_STATUS_BAD_GUID_SUM:
1468 1468 (void) printf(gettext(" status: One or more devices are "
1469 1469 "missing from the system.\n"));
1470 1470 break;
1471 1471
1472 1472 case ZPOOL_STATUS_CORRUPT_LABEL_R:
1473 1473 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
1474 1474 (void) printf(gettext(" status: One or more devices contains "
1475 1475 "corrupted data.\n"));
1476 1476 break;
1477 1477
1478 1478 case ZPOOL_STATUS_CORRUPT_DATA:
1479 1479 (void) printf(
1480 1480 gettext(" status: The pool data is corrupted.\n"));
1481 1481 break;
1482 1482
1483 1483 case ZPOOL_STATUS_OFFLINE_DEV:
1484 1484 (void) printf(gettext(" status: One or more devices "
1485 1485 "are offlined.\n"));
1486 1486 break;
1487 1487
1488 1488 case ZPOOL_STATUS_CORRUPT_POOL:
1489 1489 (void) printf(gettext(" status: The pool metadata is "
1490 1490 "corrupted.\n"));
1491 1491 break;
1492 1492
1493 1493 case ZPOOL_STATUS_VERSION_OLDER:
1494 1494 (void) printf(gettext(" status: The pool is formatted using a "
1495 1495 "legacy on-disk version.\n"));
1496 1496 break;
1497 1497
1498 1498 case ZPOOL_STATUS_VERSION_NEWER:
1499 1499 (void) printf(gettext(" status: The pool is formatted using an "
1500 1500 "incompatible version.\n"));
1501 1501 break;
1502 1502
1503 1503 case ZPOOL_STATUS_FEAT_DISABLED:
1504 1504 (void) printf(gettext(" status: Some supported features are "
1505 1505 "not enabled on the pool.\n"));
1506 1506 break;
1507 1507
1508 1508 case ZPOOL_STATUS_UNSUP_FEAT_READ:
1509 1509 (void) printf(gettext("status: The pool uses the following "
1510 1510 "feature(s) not supported on this sytem:\n"));
1511 1511 zpool_print_unsup_feat(config);
1512 1512 break;
1513 1513
1514 1514 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
1515 1515 (void) printf(gettext("status: The pool can only be accessed "
1516 1516 "in read-only mode on this system. It\n\tcannot be "
1517 1517 "accessed in read-write mode because it uses the "
1518 1518 "following\n\tfeature(s) not supported on this system:\n"));
1519 1519 zpool_print_unsup_feat(config);
1520 1520 break;
1521 1521
1522 1522 case ZPOOL_STATUS_HOSTID_MISMATCH:
1523 1523 (void) printf(gettext(" status: The pool was last accessed by "
1524 1524 "another system.\n"));
1525 1525 break;
1526 1526
1527 1527 case ZPOOL_STATUS_FAULTED_DEV_R:
1528 1528 case ZPOOL_STATUS_FAULTED_DEV_NR:
1529 1529 (void) printf(gettext(" status: One or more devices are "
1530 1530 "faulted.\n"));
1531 1531 break;
1532 1532
1533 1533 case ZPOOL_STATUS_BAD_LOG:
1534 1534 (void) printf(gettext(" status: An intent log record cannot be "
1535 1535 "read.\n"));
1536 1536 break;
1537 1537
1538 1538 case ZPOOL_STATUS_RESILVERING:
1539 1539 (void) printf(gettext(" status: One or more devices were being "
1540 1540 "resilvered.\n"));
1541 1541 break;
1542 1542
1543 1543 default:
1544 1544 /*
1545 1545 * No other status can be seen when importing pools.
1546 1546 */
1547 1547 assert(reason == ZPOOL_STATUS_OK);
1548 1548 }
1549 1549
1550 1550 /*
1551 1551 * Print out an action according to the overall state of the pool.
1552 1552 */
1553 1553 if (vs->vs_state == VDEV_STATE_HEALTHY) {
1554 1554 if (reason == ZPOOL_STATUS_VERSION_OLDER ||
1555 1555 reason == ZPOOL_STATUS_FEAT_DISABLED) {
1556 1556 (void) printf(gettext(" action: The pool can be "
1557 1557 "imported using its name or numeric identifier, "
1558 1558 "though\n\tsome features will not be available "
1559 1559 "without an explicit 'zpool upgrade'.\n"));
1560 1560 } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) {
1561 1561 (void) printf(gettext(" action: The pool can be "
1562 1562 "imported using its name or numeric "
1563 1563 "identifier and\n\tthe '-f' flag.\n"));
1564 1564 } else {
1565 1565 (void) printf(gettext(" action: The pool can be "
1566 1566 "imported using its name or numeric "
1567 1567 "identifier.\n"));
1568 1568 }
1569 1569 } else if (vs->vs_state == VDEV_STATE_DEGRADED) {
1570 1570 (void) printf(gettext(" action: The pool can be imported "
1571 1571 "despite missing or damaged devices. The\n\tfault "
1572 1572 "tolerance of the pool may be compromised if imported.\n"));
1573 1573 } else {
1574 1574 switch (reason) {
1575 1575 case ZPOOL_STATUS_VERSION_NEWER:
1576 1576 (void) printf(gettext(" action: The pool cannot be "
1577 1577 "imported. Access the pool on a system running "
1578 1578 "newer\n\tsoftware, or recreate the pool from "
1579 1579 "backup.\n"));
1580 1580 break;
1581 1581 case ZPOOL_STATUS_UNSUP_FEAT_READ:
1582 1582 (void) printf(gettext("action: The pool cannot be "
1583 1583 "imported. Access the pool on a system that "
1584 1584 "supports\n\tthe required feature(s), or recreate "
1585 1585 "the pool from backup.\n"));
1586 1586 break;
1587 1587 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
1588 1588 (void) printf(gettext("action: The pool cannot be "
1589 1589 "imported in read-write mode. Import the pool "
1590 1590 "with\n"
1591 1591 "\t\"-o readonly=on\", access the pool on a system "
1592 1592 "that supports the\n\trequired feature(s), or "
1593 1593 "recreate the pool from backup.\n"));
1594 1594 break;
1595 1595 case ZPOOL_STATUS_MISSING_DEV_R:
1596 1596 case ZPOOL_STATUS_MISSING_DEV_NR:
1597 1597 case ZPOOL_STATUS_BAD_GUID_SUM:
1598 1598 (void) printf(gettext(" action: The pool cannot be "
1599 1599 "imported. Attach the missing\n\tdevices and try "
1600 1600 "again.\n"));
1601 1601 break;
1602 1602 default:
1603 1603 (void) printf(gettext(" action: The pool cannot be "
1604 1604 "imported due to damaged devices or data.\n"));
1605 1605 }
1606 1606 }
1607 1607
1608 1608 /* Print the comment attached to the pool. */
1609 1609 if (nvlist_lookup_string(config, ZPOOL_CONFIG_COMMENT, &comment) == 0)
1610 1610 (void) printf(gettext("comment: %s\n"), comment);
1611 1611
1612 1612 /*
1613 1613 * If the state is "closed" or "can't open", and the aux state
1614 1614 * is "corrupt data":
1615 1615 */
1616 1616 if (((vs->vs_state == VDEV_STATE_CLOSED) ||
1617 1617 (vs->vs_state == VDEV_STATE_CANT_OPEN)) &&
1618 1618 (vs->vs_aux == VDEV_AUX_CORRUPT_DATA)) {
1619 1619 if (pool_state == POOL_STATE_DESTROYED)
1620 1620 (void) printf(gettext("\tThe pool was destroyed, "
1621 1621 "but can be imported using the '-Df' flags.\n"));
1622 1622 else if (pool_state != POOL_STATE_EXPORTED)
1623 1623 (void) printf(gettext("\tThe pool may be active on "
1624 1624 "another system, but can be imported using\n\t"
1625 1625 "the '-f' flag.\n"));
1626 1626 }
1627 1627
1628 1628 if (msgid != NULL)
1629 1629 (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
1630 1630 msgid);
1631 1631
1632 1632 (void) printf(gettext(" config:\n\n"));
1633 1633
1634 1634 namewidth = max_width(NULL, nvroot, 0, 0);
1635 1635 if (namewidth < 10)
1636 1636 namewidth = 10;
1637 1637
1638 1638 print_import_config(name, nvroot, namewidth, 0);
1639 1639 if (num_logs(nvroot) > 0)
1640 1640 print_logs(NULL, nvroot, namewidth, B_FALSE);
1641 1641
1642 1642 if (reason == ZPOOL_STATUS_BAD_GUID_SUM) {
1643 1643 (void) printf(gettext("\n\tAdditional devices are known to "
1644 1644 "be part of this pool, though their\n\texact "
1645 1645 "configuration cannot be determined.\n"));
1646 1646 }
1647 1647 }
1648 1648
1649 1649 /*
1650 1650 * Perform the import for the given configuration. This passes the heavy
1651 1651 * lifting off to zpool_import_props(), and then mounts the datasets contained
1652 1652 * within the pool.
1653 1653 */
1654 1654 static int
1655 1655 do_import(nvlist_t *config, const char *newname, const char *mntopts,
1656 1656 nvlist_t *props, int flags)
1657 1657 {
1658 1658 zpool_handle_t *zhp;
1659 1659 char *name;
1660 1660 uint64_t state;
1661 1661 uint64_t version;
1662 1662
1663 1663 verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
1664 1664 &name) == 0);
1665 1665
1666 1666 verify(nvlist_lookup_uint64(config,
1667 1667 ZPOOL_CONFIG_POOL_STATE, &state) == 0);
1668 1668 verify(nvlist_lookup_uint64(config,
1669 1669 ZPOOL_CONFIG_VERSION, &version) == 0);
1670 1670 if (!SPA_VERSION_IS_SUPPORTED(version)) {
1671 1671 (void) fprintf(stderr, gettext("cannot import '%s': pool "
1672 1672 "is formatted using an unsupported ZFS version\n"), name);
1673 1673 return (1);
1674 1674 } else if (state != POOL_STATE_EXPORTED &&
1675 1675 !(flags & ZFS_IMPORT_ANY_HOST)) {
1676 1676 uint64_t hostid;
1677 1677
1678 1678 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_HOSTID,
1679 1679 &hostid) == 0) {
1680 1680 if ((unsigned long)hostid != gethostid()) {
1681 1681 char *hostname;
1682 1682 uint64_t timestamp;
1683 1683 time_t t;
1684 1684
1685 1685 verify(nvlist_lookup_string(config,
1686 1686 ZPOOL_CONFIG_HOSTNAME, &hostname) == 0);
1687 1687 verify(nvlist_lookup_uint64(config,
1688 1688 ZPOOL_CONFIG_TIMESTAMP, ×tamp) == 0);
1689 1689 t = timestamp;
1690 1690 (void) fprintf(stderr, gettext("cannot import "
1691 1691 "'%s': pool may be in use from other "
1692 1692 "system, it was last accessed by %s "
1693 1693 "(hostid: 0x%lx) on %s"), name, hostname,
1694 1694 (unsigned long)hostid,
1695 1695 asctime(localtime(&t)));
1696 1696 (void) fprintf(stderr, gettext("use '-f' to "
1697 1697 "import anyway\n"));
1698 1698 return (1);
1699 1699 }
1700 1700 } else {
1701 1701 (void) fprintf(stderr, gettext("cannot import '%s': "
1702 1702 "pool may be in use from other system\n"), name);
1703 1703 (void) fprintf(stderr, gettext("use '-f' to import "
1704 1704 "anyway\n"));
1705 1705 return (1);
1706 1706 }
1707 1707 }
1708 1708
1709 1709 if (zpool_import_props(g_zfs, config, newname, props, flags) != 0)
1710 1710 return (1);
1711 1711
1712 1712 if (newname != NULL)
1713 1713 name = (char *)newname;
1714 1714
1715 1715 if ((zhp = zpool_open_canfail(g_zfs, name)) == NULL)
1716 1716 return (1);
1717 1717
1718 1718 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
1719 1719 !(flags & ZFS_IMPORT_ONLY) &&
1720 1720 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
1721 1721 zpool_close(zhp);
1722 1722 return (1);
1723 1723 }
1724 1724
1725 1725 zpool_close(zhp);
1726 1726 return (0);
1727 1727 }
1728 1728
1729 1729 /*
1730 1730 * zpool import [-d dir] [-D]
1731 1731 * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
1732 1732 * [-d dir | -c cachefile] [-f] -a
1733 1733 * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
1734 1734 * [-d dir | -c cachefile] [-f] [-n] [-F] <pool | id> [newpool]
1735 1735 *
1736 1736 * -c Read pool information from a cachefile instead of searching
1737 1737 * devices.
1738 1738 *
1739 1739 * -d Scan in a specific directory, other than /dev/dsk. More than
1740 1740 * one directory can be specified using multiple '-d' options.
1741 1741 *
1742 1742 * -D Scan for previously destroyed pools or import all or only
1743 1743 * specified destroyed pools.
1744 1744 *
1745 1745 * -R Temporarily import the pool, with all mountpoints relative to
1746 1746 * the given root. The pool will remain exported when the machine
1747 1747 * is rebooted.
1748 1748 *
1749 1749 * -V Import even in the presence of faulted vdevs. This is an
1750 1750 * intentionally undocumented option for testing purposes, and
1751 1751 * treats the pool configuration as complete, leaving any bad
1752 1752 * vdevs in the FAULTED state. In other words, it does verbatim
1753 1753 * import.
1754 1754 *
1755 1755 * -f Force import, even if it appears that the pool is active.
1756 1756 *
1757 1757 * -F Attempt rewind if necessary.
1758 1758 *
1759 1759 * -n See if rewind would work, but don't actually rewind.
1760 1760 *
1761 1761 * -N Import the pool but don't mount datasets.
1762 1762 *
1763 1763 * -T Specify a starting txg to use for import. This option is
1764 1764 * intentionally undocumented option for testing purposes.
1765 1765 *
1766 1766 * -a Import all pools found.
1767 1767 *
1768 1768 * -o Set property=value and/or temporary mount options (without '=').
1769 1769 *
1770 1770 * The import command scans for pools to import, and import pools based on pool
1771 1771 * name and GUID. The pool can also be renamed as part of the import process.
1772 1772 */
1773 1773 int
1774 1774 zpool_do_import(int argc, char **argv)
1775 1775 {
1776 1776 char **searchdirs = NULL;
1777 1777 int nsearch = 0;
1778 1778 int c;
1779 1779 int err = 0;
1780 1780 nvlist_t *pools = NULL;
1781 1781 boolean_t do_all = B_FALSE;
1782 1782 boolean_t do_destroyed = B_FALSE;
1783 1783 char *mntopts = NULL;
1784 1784 nvpair_t *elem;
1785 1785 nvlist_t *config;
1786 1786 uint64_t searchguid = 0;
1787 1787 char *searchname = NULL;
1788 1788 char *propval;
1789 1789 nvlist_t *found_config;
1790 1790 nvlist_t *policy = NULL;
1791 1791 nvlist_t *props = NULL;
1792 1792 boolean_t first;
1793 1793 int flags = ZFS_IMPORT_NORMAL;
1794 1794 uint32_t rewind_policy = ZPOOL_NO_REWIND;
1795 1795 boolean_t dryrun = B_FALSE;
1796 1796 boolean_t do_rewind = B_FALSE;
1797 1797 boolean_t xtreme_rewind = B_FALSE;
1798 1798 uint64_t pool_state, txg = -1ULL;
1799 1799 char *cachefile = NULL;
1800 1800 importargs_t idata = { 0 };
1801 1801 char *endptr;
1802 1802
1803 1803 /* check options */
1804 1804 while ((c = getopt(argc, argv, ":aCc:d:DEfFmnNo:rR:T:VX")) != -1) {
1805 1805 switch (c) {
1806 1806 case 'a':
1807 1807 do_all = B_TRUE;
1808 1808 break;
1809 1809 case 'c':
1810 1810 cachefile = optarg;
1811 1811 break;
1812 1812 case 'd':
1813 1813 if (searchdirs == NULL) {
1814 1814 searchdirs = safe_malloc(sizeof (char *));
1815 1815 } else {
1816 1816 char **tmp = safe_malloc((nsearch + 1) *
1817 1817 sizeof (char *));
1818 1818 bcopy(searchdirs, tmp, nsearch *
1819 1819 sizeof (char *));
1820 1820 free(searchdirs);
1821 1821 searchdirs = tmp;
1822 1822 }
1823 1823 searchdirs[nsearch++] = optarg;
1824 1824 break;
1825 1825 case 'D':
1826 1826 do_destroyed = B_TRUE;
1827 1827 break;
1828 1828 case 'f':
1829 1829 flags |= ZFS_IMPORT_ANY_HOST;
1830 1830 break;
1831 1831 case 'F':
1832 1832 do_rewind = B_TRUE;
1833 1833 break;
1834 1834 case 'm':
1835 1835 flags |= ZFS_IMPORT_MISSING_LOG;
1836 1836 break;
1837 1837 case 'n':
1838 1838 dryrun = B_TRUE;
1839 1839 break;
1840 1840 case 'N':
1841 1841 flags |= ZFS_IMPORT_ONLY;
1842 1842 break;
1843 1843 case 'o':
1844 1844 if ((propval = strchr(optarg, '=')) != NULL) {
1845 1845 *propval = '\0';
1846 1846 propval++;
1847 1847 if (add_prop_list(optarg, propval,
1848 1848 &props, B_TRUE))
1849 1849 goto error;
1850 1850 } else {
1851 1851 mntopts = optarg;
1852 1852 }
1853 1853 break;
1854 1854 case 'R':
1855 1855 if (add_prop_list(zpool_prop_to_name(
1856 1856 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
1857 1857 goto error;
1858 1858 if (nvlist_lookup_string(props,
1859 1859 zpool_prop_to_name(ZPOOL_PROP_CACHEFILE),
1860 1860 &propval) == 0)
1861 1861 break;
1862 1862 if (add_prop_list(zpool_prop_to_name(
1863 1863 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
1864 1864 goto error;
1865 1865 break;
1866 1866 case 'T':
1867 1867 errno = 0;
1868 1868 txg = strtoull(optarg, &endptr, 10);
1869 1869 if (errno != 0 || *endptr != '\0') {
1870 1870 (void) fprintf(stderr,
1871 1871 gettext("invalid txg value\n"));
1872 1872 usage(B_FALSE);
1873 1873 }
1874 1874 rewind_policy = ZPOOL_DO_REWIND | ZPOOL_EXTREME_REWIND;
1875 1875 break;
1876 1876 case 'V':
1877 1877 flags |= ZFS_IMPORT_VERBATIM;
1878 1878 break;
1879 1879 case 'X':
1880 1880 xtreme_rewind = B_TRUE;
1881 1881 break;
1882 1882 case ':':
1883 1883 (void) fprintf(stderr, gettext("missing argument for "
1884 1884 "'%c' option\n"), optopt);
1885 1885 usage(B_FALSE);
1886 1886 break;
1887 1887 case '?':
1888 1888 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1889 1889 optopt);
1890 1890 usage(B_FALSE);
1891 1891 }
1892 1892 }
1893 1893
1894 1894 argc -= optind;
1895 1895 argv += optind;
1896 1896
1897 1897 if (cachefile && nsearch != 0) {
1898 1898 (void) fprintf(stderr, gettext("-c is incompatible with -d\n"));
1899 1899 usage(B_FALSE);
1900 1900 }
1901 1901
1902 1902 if ((dryrun || xtreme_rewind) && !do_rewind) {
1903 1903 (void) fprintf(stderr,
1904 1904 gettext("-n or -X only meaningful with -F\n"));
1905 1905 usage(B_FALSE);
1906 1906 }
1907 1907 if (dryrun)
1908 1908 rewind_policy = ZPOOL_TRY_REWIND;
1909 1909 else if (do_rewind)
1910 1910 rewind_policy = ZPOOL_DO_REWIND;
1911 1911 if (xtreme_rewind)
1912 1912 rewind_policy |= ZPOOL_EXTREME_REWIND;
1913 1913
1914 1914 /* In the future, we can capture further policy and include it here */
1915 1915 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
1916 1916 nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, txg) != 0 ||
1917 1917 nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind_policy) != 0)
1918 1918 goto error;
1919 1919
1920 1920 if (searchdirs == NULL) {
1921 1921 searchdirs = safe_malloc(sizeof (char *));
1922 1922 searchdirs[0] = "/dev/dsk";
1923 1923 nsearch = 1;
1924 1924 }
1925 1925
1926 1926 /* check argument count */
1927 1927 if (do_all) {
1928 1928 if (argc != 0) {
1929 1929 (void) fprintf(stderr, gettext("too many arguments\n"));
1930 1930 usage(B_FALSE);
1931 1931 }
1932 1932 } else {
1933 1933 if (argc > 2) {
1934 1934 (void) fprintf(stderr, gettext("too many arguments\n"));
1935 1935 usage(B_FALSE);
1936 1936 }
1937 1937
1938 1938 /*
1939 1939 * Check for the SYS_CONFIG privilege. We do this explicitly
1940 1940 * here because otherwise any attempt to discover pools will
1941 1941 * silently fail.
1942 1942 */
1943 1943 if (argc == 0 && !priv_ineffect(PRIV_SYS_CONFIG)) {
1944 1944 (void) fprintf(stderr, gettext("cannot "
1945 1945 "discover pools: permission denied\n"));
1946 1946 free(searchdirs);
1947 1947 nvlist_free(policy);
1948 1948 return (1);
1949 1949 }
1950 1950 }
1951 1951
1952 1952 /*
1953 1953 * Depending on the arguments given, we do one of the following:
1954 1954 *
1955 1955 * <none> Iterate through all pools and display information about
1956 1956 * each one.
1957 1957 *
1958 1958 * -a Iterate through all pools and try to import each one.
1959 1959 *
1960 1960 * <id> Find the pool that corresponds to the given GUID/pool
1961 1961 * name and import that one.
1962 1962 *
1963 1963 * -D Above options applies only to destroyed pools.
1964 1964 */
1965 1965 if (argc != 0) {
1966 1966 char *endptr;
1967 1967
1968 1968 errno = 0;
1969 1969 searchguid = strtoull(argv[0], &endptr, 10);
1970 1970 if (errno != 0 || *endptr != '\0')
1971 1971 searchname = argv[0];
1972 1972 found_config = NULL;
1973 1973
1974 1974 /*
1975 1975 * User specified a name or guid. Ensure it's unique.
1976 1976 */
1977 1977 idata.unique = B_TRUE;
1978 1978 }
1979 1979
1980 1980
1981 1981 idata.path = searchdirs;
1982 1982 idata.paths = nsearch;
1983 1983 idata.poolname = searchname;
1984 1984 idata.guid = searchguid;
1985 1985 idata.cachefile = cachefile;
1986 1986
1987 1987 pools = zpool_search_import(g_zfs, &idata);
1988 1988
1989 1989 if (pools != NULL && idata.exists &&
1990 1990 (argc == 1 || strcmp(argv[0], argv[1]) == 0)) {
1991 1991 (void) fprintf(stderr, gettext("cannot import '%s': "
1992 1992 "a pool with that name already exists\n"),
1993 1993 argv[0]);
1994 1994 (void) fprintf(stderr, gettext("use the form '%s "
1995 1995 "<pool | id> <newpool>' to give it a new name\n"),
1996 1996 "zpool import");
1997 1997 err = 1;
1998 1998 } else if (pools == NULL && idata.exists) {
1999 1999 (void) fprintf(stderr, gettext("cannot import '%s': "
2000 2000 "a pool with that name is already created/imported,\n"),
2001 2001 argv[0]);
2002 2002 (void) fprintf(stderr, gettext("and no additional pools "
2003 2003 "with that name were found\n"));
2004 2004 err = 1;
2005 2005 } else if (pools == NULL) {
2006 2006 if (argc != 0) {
2007 2007 (void) fprintf(stderr, gettext("cannot import '%s': "
2008 2008 "no such pool available\n"), argv[0]);
2009 2009 }
2010 2010 err = 1;
2011 2011 }
2012 2012
2013 2013 if (err == 1) {
2014 2014 free(searchdirs);
2015 2015 nvlist_free(policy);
2016 2016 return (1);
2017 2017 }
2018 2018
2019 2019 /*
2020 2020 * At this point we have a list of import candidate configs. Even if
2021 2021 * we were searching by pool name or guid, we still need to
2022 2022 * post-process the list to deal with pool state and possible
2023 2023 * duplicate names.
2024 2024 */
2025 2025 err = 0;
2026 2026 elem = NULL;
2027 2027 first = B_TRUE;
2028 2028 while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2029 2029
2030 2030 verify(nvpair_value_nvlist(elem, &config) == 0);
2031 2031
2032 2032 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
2033 2033 &pool_state) == 0);
2034 2034 if (!do_destroyed && pool_state == POOL_STATE_DESTROYED)
2035 2035 continue;
2036 2036 if (do_destroyed && pool_state != POOL_STATE_DESTROYED)
2037 2037 continue;
2038 2038
2039 2039 verify(nvlist_add_nvlist(config, ZPOOL_REWIND_POLICY,
2040 2040 policy) == 0);
2041 2041
2042 2042 if (argc == 0) {
2043 2043 if (first)
2044 2044 first = B_FALSE;
2045 2045 else if (!do_all)
2046 2046 (void) printf("\n");
2047 2047
2048 2048 if (do_all) {
2049 2049 err |= do_import(config, NULL, mntopts,
2050 2050 props, flags);
2051 2051 } else {
2052 2052 show_import(config);
2053 2053 }
2054 2054 } else if (searchname != NULL) {
2055 2055 char *name;
2056 2056
2057 2057 /*
2058 2058 * We are searching for a pool based on name.
2059 2059 */
2060 2060 verify(nvlist_lookup_string(config,
2061 2061 ZPOOL_CONFIG_POOL_NAME, &name) == 0);
2062 2062
2063 2063 if (strcmp(name, searchname) == 0) {
2064 2064 if (found_config != NULL) {
2065 2065 (void) fprintf(stderr, gettext(
2066 2066 "cannot import '%s': more than "
2067 2067 "one matching pool\n"), searchname);
2068 2068 (void) fprintf(stderr, gettext(
2069 2069 "import by numeric ID instead\n"));
2070 2070 err = B_TRUE;
2071 2071 }
2072 2072 found_config = config;
2073 2073 }
2074 2074 } else {
2075 2075 uint64_t guid;
2076 2076
2077 2077 /*
2078 2078 * Search for a pool by guid.
2079 2079 */
2080 2080 verify(nvlist_lookup_uint64(config,
2081 2081 ZPOOL_CONFIG_POOL_GUID, &guid) == 0);
2082 2082
2083 2083 if (guid == searchguid)
2084 2084 found_config = config;
2085 2085 }
2086 2086 }
2087 2087
2088 2088 /*
2089 2089 * If we were searching for a specific pool, verify that we found a
2090 2090 * pool, and then do the import.
2091 2091 */
2092 2092 if (argc != 0 && err == 0) {
2093 2093 if (found_config == NULL) {
2094 2094 (void) fprintf(stderr, gettext("cannot import '%s': "
2095 2095 "no such pool available\n"), argv[0]);
2096 2096 err = B_TRUE;
2097 2097 } else {
2098 2098 err |= do_import(found_config, argc == 1 ? NULL :
2099 2099 argv[1], mntopts, props, flags);
2100 2100 }
2101 2101 }
2102 2102
2103 2103 /*
2104 2104 * If we were just looking for pools, report an error if none were
2105 2105 * found.
2106 2106 */
2107 2107 if (argc == 0 && first)
2108 2108 (void) fprintf(stderr,
2109 2109 gettext("no pools available to import\n"));
2110 2110
2111 2111 error:
2112 2112 nvlist_free(props);
2113 2113 nvlist_free(pools);
2114 2114 nvlist_free(policy);
2115 2115 free(searchdirs);
2116 2116
2117 2117 return (err ? 1 : 0);
2118 2118 }
2119 2119
2120 2120 typedef struct iostat_cbdata {
2121 2121 boolean_t cb_verbose;
2122 2122 int cb_namewidth;
2123 2123 int cb_iteration;
2124 2124 zpool_list_t *cb_list;
2125 2125 } iostat_cbdata_t;
2126 2126
2127 2127 static void
2128 2128 print_iostat_separator(iostat_cbdata_t *cb)
2129 2129 {
2130 2130 int i = 0;
2131 2131
2132 2132 for (i = 0; i < cb->cb_namewidth; i++)
2133 2133 (void) printf("-");
2134 2134 (void) printf(" ----- ----- ----- ----- ----- -----\n");
2135 2135 }
2136 2136
2137 2137 static void
2138 2138 print_iostat_header(iostat_cbdata_t *cb)
2139 2139 {
2140 2140 (void) printf("%*s capacity operations bandwidth\n",
2141 2141 cb->cb_namewidth, "");
2142 2142 (void) printf("%-*s alloc free read write read write\n",
2143 2143 cb->cb_namewidth, "pool");
2144 2144 print_iostat_separator(cb);
2145 2145 }
2146 2146
2147 2147 /*
2148 2148 * Display a single statistic.
2149 2149 */
2150 2150 static void
2151 2151 print_one_stat(uint64_t value)
2152 2152 {
2153 2153 char buf[64];
2154 2154
2155 2155 zfs_nicenum(value, buf, sizeof (buf));
2156 2156 (void) printf(" %5s", buf);
2157 2157 }
2158 2158
2159 2159 /*
2160 2160 * Print out all the statistics for the given vdev. This can either be the
2161 2161 * toplevel configuration, or called recursively. If 'name' is NULL, then this
2162 2162 * is a verbose output, and we don't want to display the toplevel pool stats.
2163 2163 */
2164 2164 void
2165 2165 print_vdev_stats(zpool_handle_t *zhp, const char *name, nvlist_t *oldnv,
2166 2166 nvlist_t *newnv, iostat_cbdata_t *cb, int depth)
2167 2167 {
2168 2168 nvlist_t **oldchild, **newchild;
2169 2169 uint_t c, children;
2170 2170 vdev_stat_t *oldvs, *newvs;
2171 2171 vdev_stat_t zerovs = { 0 };
2172 2172 uint64_t tdelta;
2173 2173 double scale;
2174 2174 char *vname;
2175 2175
2176 2176 if (oldnv != NULL) {
2177 2177 verify(nvlist_lookup_uint64_array(oldnv,
2178 2178 ZPOOL_CONFIG_VDEV_STATS, (uint64_t **)&oldvs, &c) == 0);
2179 2179 } else {
2180 2180 oldvs = &zerovs;
2181 2181 }
2182 2182
2183 2183 verify(nvlist_lookup_uint64_array(newnv, ZPOOL_CONFIG_VDEV_STATS,
2184 2184 (uint64_t **)&newvs, &c) == 0);
2185 2185
2186 2186 if (strlen(name) + depth > cb->cb_namewidth)
2187 2187 (void) printf("%*s%s", depth, "", name);
2188 2188 else
2189 2189 (void) printf("%*s%s%*s", depth, "", name,
2190 2190 (int)(cb->cb_namewidth - strlen(name) - depth), "");
2191 2191
2192 2192 tdelta = newvs->vs_timestamp - oldvs->vs_timestamp;
2193 2193
2194 2194 if (tdelta == 0)
2195 2195 scale = 1.0;
2196 2196 else
2197 2197 scale = (double)NANOSEC / tdelta;
2198 2198
2199 2199 /* only toplevel vdevs have capacity stats */
2200 2200 if (newvs->vs_space == 0) {
2201 2201 (void) printf(" - -");
2202 2202 } else {
2203 2203 print_one_stat(newvs->vs_alloc);
2204 2204 print_one_stat(newvs->vs_space - newvs->vs_alloc);
2205 2205 }
2206 2206
2207 2207 print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_READ] -
2208 2208 oldvs->vs_ops[ZIO_TYPE_READ])));
2209 2209
2210 2210 print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_WRITE] -
2211 2211 oldvs->vs_ops[ZIO_TYPE_WRITE])));
2212 2212
2213 2213 print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_READ] -
2214 2214 oldvs->vs_bytes[ZIO_TYPE_READ])));
2215 2215
2216 2216 print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_WRITE] -
2217 2217 oldvs->vs_bytes[ZIO_TYPE_WRITE])));
2218 2218
2219 2219 (void) printf("\n");
2220 2220
2221 2221 if (!cb->cb_verbose)
2222 2222 return;
2223 2223
2224 2224 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_CHILDREN,
2225 2225 &newchild, &children) != 0)
2226 2226 return;
2227 2227
2228 2228 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_CHILDREN,
2229 2229 &oldchild, &c) != 0)
2230 2230 return;
2231 2231
2232 2232 for (c = 0; c < children; c++) {
2233 2233 uint64_t ishole = B_FALSE, islog = B_FALSE;
2234 2234
2235 2235 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_HOLE,
2236 2236 &ishole);
2237 2237
2238 2238 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_LOG,
2239 2239 &islog);
2240 2240
2241 2241 if (ishole || islog)
2242 2242 continue;
2243 2243
2244 2244 vname = zpool_vdev_name(g_zfs, zhp, newchild[c], B_FALSE);
2245 2245 print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
2246 2246 newchild[c], cb, depth + 2);
2247 2247 free(vname);
2248 2248 }
2249 2249
2250 2250 /*
2251 2251 * Log device section
2252 2252 */
2253 2253
2254 2254 if (num_logs(newnv) > 0) {
2255 2255 (void) printf("%-*s - - - - - "
2256 2256 "-\n", cb->cb_namewidth, "logs");
2257 2257
2258 2258 for (c = 0; c < children; c++) {
2259 2259 uint64_t islog = B_FALSE;
2260 2260 (void) nvlist_lookup_uint64(newchild[c],
2261 2261 ZPOOL_CONFIG_IS_LOG, &islog);
2262 2262
2263 2263 if (islog) {
2264 2264 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
2265 2265 B_FALSE);
2266 2266 print_vdev_stats(zhp, vname, oldnv ?
2267 2267 oldchild[c] : NULL, newchild[c],
2268 2268 cb, depth + 2);
2269 2269 free(vname);
2270 2270 }
2271 2271 }
2272 2272
2273 2273 }
2274 2274
2275 2275 /*
2276 2276 * Include level 2 ARC devices in iostat output
2277 2277 */
2278 2278 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_L2CACHE,
2279 2279 &newchild, &children) != 0)
2280 2280 return;
2281 2281
2282 2282 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_L2CACHE,
2283 2283 &oldchild, &c) != 0)
2284 2284 return;
2285 2285
2286 2286 if (children > 0) {
2287 2287 (void) printf("%-*s - - - - - "
2288 2288 "-\n", cb->cb_namewidth, "cache");
2289 2289 for (c = 0; c < children; c++) {
2290 2290 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
2291 2291 B_FALSE);
2292 2292 print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
2293 2293 newchild[c], cb, depth + 2);
2294 2294 free(vname);
2295 2295 }
2296 2296 }
2297 2297 }
2298 2298
2299 2299 static int
2300 2300 refresh_iostat(zpool_handle_t *zhp, void *data)
2301 2301 {
2302 2302 iostat_cbdata_t *cb = data;
2303 2303 boolean_t missing;
2304 2304
2305 2305 /*
2306 2306 * If the pool has disappeared, remove it from the list and continue.
2307 2307 */
2308 2308 if (zpool_refresh_stats(zhp, &missing) != 0)
2309 2309 return (-1);
2310 2310
2311 2311 if (missing)
2312 2312 pool_list_remove(cb->cb_list, zhp);
2313 2313
2314 2314 return (0);
2315 2315 }
2316 2316
2317 2317 /*
2318 2318 * Callback to print out the iostats for the given pool.
2319 2319 */
2320 2320 int
2321 2321 print_iostat(zpool_handle_t *zhp, void *data)
2322 2322 {
2323 2323 iostat_cbdata_t *cb = data;
2324 2324 nvlist_t *oldconfig, *newconfig;
2325 2325 nvlist_t *oldnvroot, *newnvroot;
2326 2326
2327 2327 newconfig = zpool_get_config(zhp, &oldconfig);
2328 2328
2329 2329 if (cb->cb_iteration == 1)
2330 2330 oldconfig = NULL;
2331 2331
2332 2332 verify(nvlist_lookup_nvlist(newconfig, ZPOOL_CONFIG_VDEV_TREE,
2333 2333 &newnvroot) == 0);
2334 2334
2335 2335 if (oldconfig == NULL)
2336 2336 oldnvroot = NULL;
2337 2337 else
2338 2338 verify(nvlist_lookup_nvlist(oldconfig, ZPOOL_CONFIG_VDEV_TREE,
2339 2339 &oldnvroot) == 0);
2340 2340
2341 2341 /*
2342 2342 * Print out the statistics for the pool.
2343 2343 */
2344 2344 print_vdev_stats(zhp, zpool_get_name(zhp), oldnvroot, newnvroot, cb, 0);
2345 2345
2346 2346 if (cb->cb_verbose)
2347 2347 print_iostat_separator(cb);
2348 2348
2349 2349 return (0);
2350 2350 }
2351 2351
2352 2352 int
2353 2353 get_namewidth(zpool_handle_t *zhp, void *data)
2354 2354 {
2355 2355 iostat_cbdata_t *cb = data;
2356 2356 nvlist_t *config, *nvroot;
2357 2357
2358 2358 if ((config = zpool_get_config(zhp, NULL)) != NULL) {
2359 2359 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2360 2360 &nvroot) == 0);
2361 2361 if (!cb->cb_verbose)
2362 2362 cb->cb_namewidth = strlen(zpool_get_name(zhp));
2363 2363 else
2364 2364 cb->cb_namewidth = max_width(zhp, nvroot, 0,
2365 2365 cb->cb_namewidth);
2366 2366 }
2367 2367
2368 2368 /*
2369 2369 * The width must fall into the range [10,38]. The upper limit is the
2370 2370 * maximum we can have and still fit in 80 columns.
2371 2371 */
2372 2372 if (cb->cb_namewidth < 10)
2373 2373 cb->cb_namewidth = 10;
2374 2374 if (cb->cb_namewidth > 38)
2375 2375 cb->cb_namewidth = 38;
2376 2376
2377 2377 return (0);
2378 2378 }
2379 2379
2380 2380 /*
2381 2381 * Parse the input string, get the 'interval' and 'count' value if there is one.
2382 2382 */
2383 2383 static void
2384 2384 get_interval_count(int *argcp, char **argv, unsigned long *iv,
2385 2385 unsigned long *cnt)
2386 2386 {
2387 2387 unsigned long interval = 0, count = 0;
2388 2388 int argc = *argcp, errno;
2389 2389
2390 2390 /*
2391 2391 * Determine if the last argument is an integer or a pool name
2392 2392 */
2393 2393 if (argc > 0 && isdigit(argv[argc - 1][0])) {
2394 2394 char *end;
2395 2395
2396 2396 errno = 0;
2397 2397 interval = strtoul(argv[argc - 1], &end, 10);
2398 2398
2399 2399 if (*end == '\0' && errno == 0) {
2400 2400 if (interval == 0) {
2401 2401 (void) fprintf(stderr, gettext("interval "
2402 2402 "cannot be zero\n"));
2403 2403 usage(B_FALSE);
2404 2404 }
2405 2405 /*
2406 2406 * Ignore the last parameter
2407 2407 */
2408 2408 argc--;
2409 2409 } else {
2410 2410 /*
2411 2411 * If this is not a valid number, just plow on. The
2412 2412 * user will get a more informative error message later
2413 2413 * on.
2414 2414 */
2415 2415 interval = 0;
2416 2416 }
2417 2417 }
2418 2418
2419 2419 /*
2420 2420 * If the last argument is also an integer, then we have both a count
2421 2421 * and an interval.
2422 2422 */
2423 2423 if (argc > 0 && isdigit(argv[argc - 1][0])) {
2424 2424 char *end;
2425 2425
2426 2426 errno = 0;
2427 2427 count = interval;
2428 2428 interval = strtoul(argv[argc - 1], &end, 10);
2429 2429
2430 2430 if (*end == '\0' && errno == 0) {
2431 2431 if (interval == 0) {
2432 2432 (void) fprintf(stderr, gettext("interval "
2433 2433 "cannot be zero\n"));
2434 2434 usage(B_FALSE);
2435 2435 }
2436 2436
2437 2437 /*
2438 2438 * Ignore the last parameter
2439 2439 */
2440 2440 argc--;
2441 2441 } else {
2442 2442 interval = 0;
2443 2443 }
2444 2444 }
2445 2445
2446 2446 *iv = interval;
2447 2447 *cnt = count;
2448 2448 *argcp = argc;
2449 2449 }
2450 2450
2451 2451 static void
2452 2452 get_timestamp_arg(char c)
2453 2453 {
2454 2454 if (c == 'u')
2455 2455 timestamp_fmt = UDATE;
2456 2456 else if (c == 'd')
2457 2457 timestamp_fmt = DDATE;
2458 2458 else
2459 2459 usage(B_FALSE);
2460 2460 }
2461 2461
2462 2462 /*
2463 2463 * zpool iostat [-v] [-T d|u] [pool] ... [interval [count]]
2464 2464 *
2465 2465 * -v Display statistics for individual vdevs
2466 2466 * -T Display a timestamp in date(1) or Unix format
2467 2467 *
2468 2468 * This command can be tricky because we want to be able to deal with pool
2469 2469 * creation/destruction as well as vdev configuration changes. The bulk of this
2470 2470 * processing is handled by the pool_list_* routines in zpool_iter.c. We rely
2471 2471 * on pool_list_update() to detect the addition of new pools. Configuration
2472 2472 * changes are all handled within libzfs.
2473 2473 */
2474 2474 int
2475 2475 zpool_do_iostat(int argc, char **argv)
2476 2476 {
2477 2477 int c;
2478 2478 int ret;
2479 2479 int npools;
2480 2480 unsigned long interval = 0, count = 0;
2481 2481 zpool_list_t *list;
2482 2482 boolean_t verbose = B_FALSE;
2483 2483 iostat_cbdata_t cb;
2484 2484
2485 2485 /* check options */
2486 2486 while ((c = getopt(argc, argv, "T:v")) != -1) {
2487 2487 switch (c) {
2488 2488 case 'T':
2489 2489 get_timestamp_arg(*optarg);
2490 2490 break;
2491 2491 case 'v':
2492 2492 verbose = B_TRUE;
2493 2493 break;
2494 2494 case '?':
2495 2495 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2496 2496 optopt);
2497 2497 usage(B_FALSE);
2498 2498 }
2499 2499 }
2500 2500
2501 2501 argc -= optind;
2502 2502 argv += optind;
2503 2503
2504 2504 get_interval_count(&argc, argv, &interval, &count);
2505 2505
2506 2506 /*
2507 2507 * Construct the list of all interesting pools.
2508 2508 */
2509 2509 ret = 0;
2510 2510 if ((list = pool_list_get(argc, argv, NULL, &ret)) == NULL)
2511 2511 return (1);
2512 2512
2513 2513 if (pool_list_count(list) == 0 && argc != 0) {
2514 2514 pool_list_free(list);
2515 2515 return (1);
2516 2516 }
2517 2517
2518 2518 if (pool_list_count(list) == 0 && interval == 0) {
2519 2519 pool_list_free(list);
2520 2520 (void) fprintf(stderr, gettext("no pools available\n"));
2521 2521 return (1);
2522 2522 }
2523 2523
2524 2524 /*
2525 2525 * Enter the main iostat loop.
2526 2526 */
2527 2527 cb.cb_list = list;
2528 2528 cb.cb_verbose = verbose;
2529 2529 cb.cb_iteration = 0;
2530 2530 cb.cb_namewidth = 0;
2531 2531
2532 2532 for (;;) {
2533 2533 pool_list_update(list);
2534 2534
2535 2535 if ((npools = pool_list_count(list)) == 0)
2536 2536 break;
2537 2537
2538 2538 /*
2539 2539 * Refresh all statistics. This is done as an explicit step
2540 2540 * before calculating the maximum name width, so that any
2541 2541 * configuration changes are properly accounted for.
2542 2542 */
2543 2543 (void) pool_list_iter(list, B_FALSE, refresh_iostat, &cb);
2544 2544
2545 2545 /*
2546 2546 * Iterate over all pools to determine the maximum width
2547 2547 * for the pool / device name column across all pools.
2548 2548 */
2549 2549 cb.cb_namewidth = 0;
2550 2550 (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
2551 2551
2552 2552 if (timestamp_fmt != NODATE)
2553 2553 print_timestamp(timestamp_fmt);
2554 2554
2555 2555 /*
2556 2556 * If it's the first time, or verbose mode, print the header.
2557 2557 */
2558 2558 if (++cb.cb_iteration == 1 || verbose)
2559 2559 print_iostat_header(&cb);
2560 2560
2561 2561 (void) pool_list_iter(list, B_FALSE, print_iostat, &cb);
2562 2562
2563 2563 /*
2564 2564 * If there's more than one pool, and we're not in verbose mode
2565 2565 * (which prints a separator for us), then print a separator.
2566 2566 */
2567 2567 if (npools > 1 && !verbose)
2568 2568 print_iostat_separator(&cb);
2569 2569
2570 2570 if (verbose)
2571 2571 (void) printf("\n");
2572 2572
2573 2573 /*
2574 2574 * Flush the output so that redirection to a file isn't buffered
2575 2575 * indefinitely.
2576 2576 */
2577 2577 (void) fflush(stdout);
2578 2578
2579 2579 if (interval == 0)
2580 2580 break;
2581 2581
2582 2582 if (count != 0 && --count == 0)
2583 2583 break;
2584 2584
2585 2585 (void) sleep(interval);
2586 2586 }
2587 2587
2588 2588 pool_list_free(list);
2589 2589
2590 2590 return (ret);
2591 2591 }
2592 2592
2593 2593 typedef struct list_cbdata {
2594 2594 boolean_t cb_verbose;
2595 2595 int cb_namewidth;
2596 2596 boolean_t cb_scripted;
2597 2597 zprop_list_t *cb_proplist;
2598 2598 } list_cbdata_t;
2599 2599
2600 2600 /*
2601 2601 * Given a list of columns to display, output appropriate headers for each one.
2602 2602 */
2603 2603 static void
2604 2604 print_header(list_cbdata_t *cb)
2605 2605 {
2606 2606 zprop_list_t *pl = cb->cb_proplist;
2607 2607 char headerbuf[ZPOOL_MAXPROPLEN];
2608 2608 const char *header;
2609 2609 boolean_t first = B_TRUE;
2610 2610 boolean_t right_justify;
2611 2611 size_t width = 0;
2612 2612
2613 2613 for (; pl != NULL; pl = pl->pl_next) {
2614 2614 width = pl->pl_width;
2615 2615 if (first && cb->cb_verbose) {
2616 2616 /*
2617 2617 * Reset the width to accommodate the verbose listing
2618 2618 * of devices.
2619 2619 */
2620 2620 width = cb->cb_namewidth;
2621 2621 }
2622 2622
2623 2623 if (!first)
2624 2624 (void) printf(" ");
2625 2625 else
2626 2626 first = B_FALSE;
2627 2627
2628 2628 right_justify = B_FALSE;
2629 2629 if (pl->pl_prop != ZPROP_INVAL) {
2630 2630 header = zpool_prop_column_name(pl->pl_prop);
2631 2631 right_justify = zpool_prop_align_right(pl->pl_prop);
2632 2632 } else {
2633 2633 int i;
2634 2634
2635 2635 for (i = 0; pl->pl_user_prop[i] != '\0'; i++)
2636 2636 headerbuf[i] = toupper(pl->pl_user_prop[i]);
2637 2637 headerbuf[i] = '\0';
2638 2638 header = headerbuf;
2639 2639 }
2640 2640
2641 2641 if (pl->pl_next == NULL && !right_justify)
2642 2642 (void) printf("%s", header);
2643 2643 else if (right_justify)
2644 2644 (void) printf("%*s", width, header);
2645 2645 else
2646 2646 (void) printf("%-*s", width, header);
2647 2647
2648 2648 }
2649 2649
2650 2650 (void) printf("\n");
2651 2651 }
2652 2652
2653 2653 /*
2654 2654 * Given a pool and a list of properties, print out all the properties according
2655 2655 * to the described layout.
2656 2656 */
2657 2657 static void
2658 2658 print_pool(zpool_handle_t *zhp, list_cbdata_t *cb)
2659 2659 {
2660 2660 zprop_list_t *pl = cb->cb_proplist;
2661 2661 boolean_t first = B_TRUE;
2662 2662 char property[ZPOOL_MAXPROPLEN];
2663 2663 char *propstr;
2664 2664 boolean_t right_justify;
2665 2665 size_t width;
2666 2666
2667 2667 for (; pl != NULL; pl = pl->pl_next) {
2668 2668
2669 2669 width = pl->pl_width;
2670 2670 if (first && cb->cb_verbose) {
2671 2671 /*
2672 2672 * Reset the width to accommodate the verbose listing
2673 2673 * of devices.
2674 2674 */
2675 2675 width = cb->cb_namewidth;
2676 2676 }
2677 2677
2678 2678 if (!first) {
2679 2679 if (cb->cb_scripted)
2680 2680 (void) printf("\t");
2681 2681 else
2682 2682 (void) printf(" ");
2683 2683 } else {
2684 2684 first = B_FALSE;
2685 2685 }
2686 2686
2687 2687 right_justify = B_FALSE;
2688 2688 if (pl->pl_prop != ZPROP_INVAL) {
2689 2689 if (pl->pl_prop == ZPOOL_PROP_EXPANDSZ &&
2690 2690 zpool_get_prop_int(zhp, pl->pl_prop, NULL) == 0)
2691 2691 propstr = "-";
2692 2692 else if (zpool_get_prop(zhp, pl->pl_prop, property,
2693 2693 sizeof (property), NULL) != 0)
2694 2694 propstr = "-";
2695 2695 else
2696 2696 propstr = property;
2697 2697
2698 2698 right_justify = zpool_prop_align_right(pl->pl_prop);
2699 2699 } else if ((zpool_prop_feature(pl->pl_user_prop) ||
2700 2700 zpool_prop_unsupported(pl->pl_user_prop)) &&
2701 2701 zpool_prop_get_feature(zhp, pl->pl_user_prop, property,
2702 2702 sizeof (property)) == 0) {
2703 2703 propstr = property;
2704 2704 } else {
2705 2705 propstr = "-";
2706 2706 }
2707 2707
2708 2708
2709 2709 /*
2710 2710 * If this is being called in scripted mode, or if this is the
2711 2711 * last column and it is left-justified, don't include a width
2712 2712 * format specifier.
2713 2713 */
2714 2714 if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify))
2715 2715 (void) printf("%s", propstr);
2716 2716 else if (right_justify)
2717 2717 (void) printf("%*s", width, propstr);
2718 2718 else
2719 2719 (void) printf("%-*s", width, propstr);
2720 2720 }
2721 2721
2722 2722 (void) printf("\n");
2723 2723 }
2724 2724
2725 2725 static void
2726 2726 print_one_column(zpool_prop_t prop, uint64_t value, boolean_t scripted)
2727 2727 {
2728 2728 char propval[64];
2729 2729 boolean_t fixed;
2730 2730 size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL);
2731 2731
2732 2732 zfs_nicenum(value, propval, sizeof (propval));
2733 2733
2734 2734 if (prop == ZPOOL_PROP_EXPANDSZ && value == 0)
2735 2735 (void) strlcpy(propval, "-", sizeof (propval));
2736 2736
2737 2737 if (scripted)
2738 2738 (void) printf("\t%s", propval);
2739 2739 else
2740 2740 (void) printf(" %*s", width, propval);
2741 2741 }
2742 2742
2743 2743 void
2744 2744 print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
2745 2745 list_cbdata_t *cb, int depth)
2746 2746 {
2747 2747 nvlist_t **child;
2748 2748 vdev_stat_t *vs;
2749 2749 uint_t c, children;
2750 2750 char *vname;
2751 2751 boolean_t scripted = cb->cb_scripted;
2752 2752
2753 2753 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
2754 2754 (uint64_t **)&vs, &c) == 0);
2755 2755
2756 2756 if (name != NULL) {
2757 2757 if (scripted)
2758 2758 (void) printf("\t%s", name);
2759 2759 else if (strlen(name) + depth > cb->cb_namewidth)
2760 2760 (void) printf("%*s%s", depth, "", name);
2761 2761 else
2762 2762 (void) printf("%*s%s%*s", depth, "", name,
2763 2763 (int)(cb->cb_namewidth - strlen(name) - depth), "");
2764 2764
2765 2765 /* only toplevel vdevs have capacity stats */
2766 2766 if (vs->vs_space == 0) {
2767 2767 if (scripted)
2768 2768 (void) printf("\t-\t-\t-");
2769 2769 else
2770 2770 (void) printf(" - - -");
2771 2771 } else {
2772 2772 print_one_column(ZPOOL_PROP_SIZE, vs->vs_space,
2773 2773 scripted);
2774 2774 print_one_column(ZPOOL_PROP_CAPACITY, vs->vs_alloc,
2775 2775 scripted);
2776 2776 print_one_column(ZPOOL_PROP_FREE,
2777 2777 vs->vs_space - vs->vs_alloc, scripted);
2778 2778 }
2779 2779 print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize,
2780 2780 scripted);
2781 2781 (void) printf("\n");
2782 2782 }
2783 2783
2784 2784 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
2785 2785 &child, &children) != 0)
2786 2786 return;
2787 2787
2788 2788 for (c = 0; c < children; c++) {
2789 2789 uint64_t ishole = B_FALSE;
2790 2790
2791 2791 if (nvlist_lookup_uint64(child[c],
2792 2792 ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole)
2793 2793 continue;
2794 2794
2795 2795 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
2796 2796 print_list_stats(zhp, vname, child[c], cb, depth + 2);
2797 2797 free(vname);
2798 2798 }
2799 2799
2800 2800 /*
2801 2801 * Include level 2 ARC devices in iostat output
2802 2802 */
2803 2803 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
2804 2804 &child, &children) != 0)
2805 2805 return;
2806 2806
2807 2807 if (children > 0) {
2808 2808 (void) printf("%-*s - - - - - "
2809 2809 "-\n", cb->cb_namewidth, "cache");
2810 2810 for (c = 0; c < children; c++) {
2811 2811 vname = zpool_vdev_name(g_zfs, zhp, child[c],
2812 2812 B_FALSE);
2813 2813 print_list_stats(zhp, vname, child[c], cb, depth + 2);
2814 2814 free(vname);
2815 2815 }
2816 2816 }
2817 2817 }
2818 2818
2819 2819
2820 2820 /*
2821 2821 * Generic callback function to list a pool.
2822 2822 */
2823 2823 int
2824 2824 list_callback(zpool_handle_t *zhp, void *data)
2825 2825 {
2826 2826 list_cbdata_t *cbp = data;
2827 2827 nvlist_t *config;
2828 2828 nvlist_t *nvroot;
2829 2829
2830 2830 config = zpool_get_config(zhp, NULL);
2831 2831
2832 2832 print_pool(zhp, cbp);
2833 2833 if (!cbp->cb_verbose)
2834 2834 return (0);
2835 2835
2836 2836 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2837 2837 &nvroot) == 0);
2838 2838 print_list_stats(zhp, NULL, nvroot, cbp, 0);
2839 2839
2840 2840 return (0);
2841 2841 }
2842 2842
2843 2843 /*
2844 2844 * zpool list [-H] [-o prop[,prop]*] [-T d|u] [pool] ... [interval [count]]
2845 2845 *
2846 2846 * -H Scripted mode. Don't display headers, and separate properties
2847 2847 * by a single tab.
2848 2848 * -o List of properties to display. Defaults to
2849 2849 * "name,size,allocated,free,capacity,health,altroot"
2850 2850 * -T Display a timestamp in date(1) or Unix format
2851 2851 *
2852 2852 * List all pools in the system, whether or not they're healthy. Output space
2853 2853 * statistics for each one, as well as health status summary.
2854 2854 */
2855 2855 int
2856 2856 zpool_do_list(int argc, char **argv)
2857 2857 {
2858 2858 int c;
2859 2859 int ret;
2860 2860 list_cbdata_t cb = { 0 };
2861 2861 static char default_props[] =
2862 2862 "name,size,allocated,free,expandsize,capacity,dedupratio,"
2863 2863 "health,altroot";
2864 2864 char *props = default_props;
2865 2865 unsigned long interval = 0, count = 0;
2866 2866 zpool_list_t *list;
2867 2867 boolean_t first = B_TRUE;
2868 2868
2869 2869 /* check options */
2870 2870 while ((c = getopt(argc, argv, ":Ho:T:v")) != -1) {
2871 2871 switch (c) {
2872 2872 case 'H':
2873 2873 cb.cb_scripted = B_TRUE;
2874 2874 break;
2875 2875 case 'o':
2876 2876 props = optarg;
2877 2877 break;
2878 2878 case 'T':
2879 2879 get_timestamp_arg(*optarg);
2880 2880 break;
2881 2881 case 'v':
2882 2882 cb.cb_verbose = B_TRUE;
2883 2883 break;
2884 2884 case ':':
2885 2885 (void) fprintf(stderr, gettext("missing argument for "
2886 2886 "'%c' option\n"), optopt);
2887 2887 usage(B_FALSE);
2888 2888 break;
2889 2889 case '?':
2890 2890 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2891 2891 optopt);
2892 2892 usage(B_FALSE);
2893 2893 }
2894 2894 }
2895 2895
2896 2896 argc -= optind;
2897 2897 argv += optind;
2898 2898
2899 2899 get_interval_count(&argc, argv, &interval, &count);
2900 2900
2901 2901 if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0)
2902 2902 usage(B_FALSE);
2903 2903
2904 2904 if ((list = pool_list_get(argc, argv, &cb.cb_proplist, &ret)) == NULL)
2905 2905 return (1);
2906 2906
2907 2907 if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) {
2908 2908 (void) printf(gettext("no pools available\n"));
2909 2909 zprop_free_list(cb.cb_proplist);
2910 2910 return (0);
2911 2911 }
2912 2912
2913 2913 for (;;) {
2914 2914 pool_list_update(list);
2915 2915
2916 2916 if (pool_list_count(list) == 0)
2917 2917 break;
2918 2918
2919 2919 cb.cb_namewidth = 0;
2920 2920 (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
2921 2921
2922 2922 if (timestamp_fmt != NODATE)
2923 2923 print_timestamp(timestamp_fmt);
2924 2924
2925 2925 if (!cb.cb_scripted && (first || cb.cb_verbose)) {
2926 2926 print_header(&cb);
2927 2927 first = B_FALSE;
2928 2928 }
2929 2929 ret = pool_list_iter(list, B_TRUE, list_callback, &cb);
2930 2930
2931 2931 if (interval == 0)
2932 2932 break;
2933 2933
2934 2934 if (count != 0 && --count == 0)
2935 2935 break;
2936 2936
2937 2937 (void) sleep(interval);
2938 2938 }
2939 2939
2940 2940 zprop_free_list(cb.cb_proplist);
2941 2941 return (ret);
2942 2942 }
2943 2943
2944 2944 static nvlist_t *
2945 2945 zpool_get_vdev_by_name(nvlist_t *nv, char *name)
2946 2946 {
2947 2947 nvlist_t **child;
2948 2948 uint_t c, children;
2949 2949 nvlist_t *match;
2950 2950 char *path;
2951 2951
2952 2952 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
2953 2953 &child, &children) != 0) {
2954 2954 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0);
2955 2955 if (strncmp(name, "/dev/dsk/", 9) == 0)
2956 2956 name += 9;
2957 2957 if (strncmp(path, "/dev/dsk/", 9) == 0)
2958 2958 path += 9;
2959 2959 if (strcmp(name, path) == 0)
2960 2960 return (nv);
2961 2961 return (NULL);
2962 2962 }
2963 2963
2964 2964 for (c = 0; c < children; c++)
2965 2965 if ((match = zpool_get_vdev_by_name(child[c], name)) != NULL)
2966 2966 return (match);
2967 2967
2968 2968 return (NULL);
2969 2969 }
2970 2970
2971 2971 static int
2972 2972 zpool_do_attach_or_replace(int argc, char **argv, int replacing)
2973 2973 {
2974 2974 boolean_t force = B_FALSE;
2975 2975 int c;
2976 2976 nvlist_t *nvroot;
2977 2977 char *poolname, *old_disk, *new_disk;
2978 2978 zpool_handle_t *zhp;
2979 2979 int ret;
2980 2980
2981 2981 /* check options */
2982 2982 while ((c = getopt(argc, argv, "f")) != -1) {
2983 2983 switch (c) {
2984 2984 case 'f':
2985 2985 force = B_TRUE;
2986 2986 break;
2987 2987 case '?':
2988 2988 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2989 2989 optopt);
2990 2990 usage(B_FALSE);
2991 2991 }
2992 2992 }
2993 2993
2994 2994 argc -= optind;
2995 2995 argv += optind;
2996 2996
2997 2997 /* get pool name and check number of arguments */
2998 2998 if (argc < 1) {
2999 2999 (void) fprintf(stderr, gettext("missing pool name argument\n"));
3000 3000 usage(B_FALSE);
3001 3001 }
3002 3002
3003 3003 poolname = argv[0];
3004 3004
3005 3005 if (argc < 2) {
3006 3006 (void) fprintf(stderr,
3007 3007 gettext("missing <device> specification\n"));
3008 3008 usage(B_FALSE);
3009 3009 }
3010 3010
3011 3011 old_disk = argv[1];
3012 3012
3013 3013 if (argc < 3) {
3014 3014 if (!replacing) {
3015 3015 (void) fprintf(stderr,
3016 3016 gettext("missing <new_device> specification\n"));
3017 3017 usage(B_FALSE);
3018 3018 }
3019 3019 new_disk = old_disk;
3020 3020 argc -= 1;
3021 3021 argv += 1;
3022 3022 } else {
3023 3023 new_disk = argv[2];
3024 3024 argc -= 2;
3025 3025 argv += 2;
3026 3026 }
3027 3027
3028 3028 if (argc > 1) {
3029 3029 (void) fprintf(stderr, gettext("too many arguments\n"));
3030 3030 usage(B_FALSE);
3031 3031 }
3032 3032
3033 3033 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3034 3034 return (1);
3035 3035
3036 3036 if (zpool_get_config(zhp, NULL) == NULL) {
3037 3037 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
3038 3038 poolname);
3039 3039 zpool_close(zhp);
3040 3040 return (1);
3041 3041 }
3042 3042
3043 3043 nvroot = make_root_vdev(zhp, force, B_FALSE, replacing, B_FALSE,
3044 3044 argc, argv);
3045 3045 if (nvroot == NULL) {
3046 3046 zpool_close(zhp);
3047 3047 return (1);
3048 3048 }
3049 3049
3050 3050 ret = zpool_vdev_attach(zhp, old_disk, new_disk, nvroot, replacing);
3051 3051
3052 3052 nvlist_free(nvroot);
3053 3053 zpool_close(zhp);
3054 3054
3055 3055 return (ret);
3056 3056 }
3057 3057
3058 3058 /*
3059 3059 * zpool replace [-f] <pool> <device> <new_device>
3060 3060 *
3061 3061 * -f Force attach, even if <new_device> appears to be in use.
3062 3062 *
3063 3063 * Replace <device> with <new_device>.
3064 3064 */
3065 3065 /* ARGSUSED */
3066 3066 int
3067 3067 zpool_do_replace(int argc, char **argv)
3068 3068 {
3069 3069 return (zpool_do_attach_or_replace(argc, argv, B_TRUE));
3070 3070 }
3071 3071
3072 3072 /*
3073 3073 * zpool attach [-f] <pool> <device> <new_device>
3074 3074 *
3075 3075 * -f Force attach, even if <new_device> appears to be in use.
3076 3076 *
3077 3077 * Attach <new_device> to the mirror containing <device>. If <device> is not
3078 3078 * part of a mirror, then <device> will be transformed into a mirror of
3079 3079 * <device> and <new_device>. In either case, <new_device> will begin life
3080 3080 * with a DTL of [0, now], and will immediately begin to resilver itself.
3081 3081 */
3082 3082 int
3083 3083 zpool_do_attach(int argc, char **argv)
3084 3084 {
3085 3085 return (zpool_do_attach_or_replace(argc, argv, B_FALSE));
3086 3086 }
3087 3087
3088 3088 /*
3089 3089 * zpool detach [-f] <pool> <device>
3090 3090 *
3091 3091 * -f Force detach of <device>, even if DTLs argue against it
3092 3092 * (not supported yet)
3093 3093 *
3094 3094 * Detach a device from a mirror. The operation will be refused if <device>
3095 3095 * is the last device in the mirror, or if the DTLs indicate that this device
3096 3096 * has the only valid copy of some data.
3097 3097 */
3098 3098 /* ARGSUSED */
3099 3099 int
3100 3100 zpool_do_detach(int argc, char **argv)
3101 3101 {
3102 3102 int c;
3103 3103 char *poolname, *path;
3104 3104 zpool_handle_t *zhp;
3105 3105 int ret;
3106 3106
3107 3107 /* check options */
3108 3108 while ((c = getopt(argc, argv, "f")) != -1) {
3109 3109 switch (c) {
3110 3110 case 'f':
3111 3111 case '?':
3112 3112 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3113 3113 optopt);
3114 3114 usage(B_FALSE);
3115 3115 }
3116 3116 }
3117 3117
3118 3118 argc -= optind;
3119 3119 argv += optind;
3120 3120
3121 3121 /* get pool name and check number of arguments */
3122 3122 if (argc < 1) {
3123 3123 (void) fprintf(stderr, gettext("missing pool name argument\n"));
3124 3124 usage(B_FALSE);
3125 3125 }
3126 3126
3127 3127 if (argc < 2) {
3128 3128 (void) fprintf(stderr,
3129 3129 gettext("missing <device> specification\n"));
3130 3130 usage(B_FALSE);
3131 3131 }
3132 3132
3133 3133 poolname = argv[0];
3134 3134 path = argv[1];
3135 3135
3136 3136 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3137 3137 return (1);
3138 3138
3139 3139 ret = zpool_vdev_detach(zhp, path);
3140 3140
3141 3141 zpool_close(zhp);
3142 3142
3143 3143 return (ret);
3144 3144 }
3145 3145
3146 3146 /*
3147 3147 * zpool split [-n] [-o prop=val] ...
3148 3148 * [-o mntopt] ...
3149 3149 * [-R altroot] <pool> <newpool> [<device> ...]
3150 3150 *
3151 3151 * -n Do not split the pool, but display the resulting layout if
3152 3152 * it were to be split.
3153 3153 * -o Set property=value, or set mount options.
3154 3154 * -R Mount the split-off pool under an alternate root.
3155 3155 *
3156 3156 * Splits the named pool and gives it the new pool name. Devices to be split
3157 3157 * off may be listed, provided that no more than one device is specified
3158 3158 * per top-level vdev mirror. The newly split pool is left in an exported
3159 3159 * state unless -R is specified.
3160 3160 *
3161 3161 * Restrictions: the top-level of the pool pool must only be made up of
3162 3162 * mirrors; all devices in the pool must be healthy; no device may be
3163 3163 * undergoing a resilvering operation.
3164 3164 */
3165 3165 int
3166 3166 zpool_do_split(int argc, char **argv)
3167 3167 {
3168 3168 char *srcpool, *newpool, *propval;
3169 3169 char *mntopts = NULL;
3170 3170 splitflags_t flags;
3171 3171 int c, ret = 0;
3172 3172 zpool_handle_t *zhp;
3173 3173 nvlist_t *config, *props = NULL;
3174 3174
3175 3175 flags.dryrun = B_FALSE;
3176 3176 flags.import = B_FALSE;
3177 3177
3178 3178 /* check options */
3179 3179 while ((c = getopt(argc, argv, ":R:no:")) != -1) {
3180 3180 switch (c) {
3181 3181 case 'R':
3182 3182 flags.import = B_TRUE;
3183 3183 if (add_prop_list(
3184 3184 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), optarg,
3185 3185 &props, B_TRUE) != 0) {
3186 3186 if (props)
3187 3187 nvlist_free(props);
3188 3188 usage(B_FALSE);
3189 3189 }
3190 3190 break;
3191 3191 case 'n':
3192 3192 flags.dryrun = B_TRUE;
3193 3193 break;
3194 3194 case 'o':
3195 3195 if ((propval = strchr(optarg, '=')) != NULL) {
3196 3196 *propval = '\0';
3197 3197 propval++;
3198 3198 if (add_prop_list(optarg, propval,
3199 3199 &props, B_TRUE) != 0) {
3200 3200 if (props)
3201 3201 nvlist_free(props);
3202 3202 usage(B_FALSE);
3203 3203 }
3204 3204 } else {
3205 3205 mntopts = optarg;
3206 3206 }
3207 3207 break;
3208 3208 case ':':
3209 3209 (void) fprintf(stderr, gettext("missing argument for "
3210 3210 "'%c' option\n"), optopt);
3211 3211 usage(B_FALSE);
3212 3212 break;
3213 3213 case '?':
3214 3214 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3215 3215 optopt);
3216 3216 usage(B_FALSE);
3217 3217 break;
3218 3218 }
3219 3219 }
3220 3220
3221 3221 if (!flags.import && mntopts != NULL) {
3222 3222 (void) fprintf(stderr, gettext("setting mntopts is only "
3223 3223 "valid when importing the pool\n"));
3224 3224 usage(B_FALSE);
3225 3225 }
3226 3226
3227 3227 argc -= optind;
3228 3228 argv += optind;
3229 3229
3230 3230 if (argc < 1) {
3231 3231 (void) fprintf(stderr, gettext("Missing pool name\n"));
3232 3232 usage(B_FALSE);
3233 3233 }
3234 3234 if (argc < 2) {
3235 3235 (void) fprintf(stderr, gettext("Missing new pool name\n"));
3236 3236 usage(B_FALSE);
3237 3237 }
3238 3238
3239 3239 srcpool = argv[0];
3240 3240 newpool = argv[1];
3241 3241
3242 3242 argc -= 2;
3243 3243 argv += 2;
3244 3244
3245 3245 if ((zhp = zpool_open(g_zfs, srcpool)) == NULL)
3246 3246 return (1);
3247 3247
3248 3248 config = split_mirror_vdev(zhp, newpool, props, flags, argc, argv);
3249 3249 if (config == NULL) {
3250 3250 ret = 1;
3251 3251 } else {
3252 3252 if (flags.dryrun) {
3253 3253 (void) printf(gettext("would create '%s' with the "
3254 3254 "following layout:\n\n"), newpool);
3255 3255 print_vdev_tree(NULL, newpool, config, 0, B_FALSE);
3256 3256 }
3257 3257 nvlist_free(config);
3258 3258 }
3259 3259
3260 3260 zpool_close(zhp);
3261 3261
3262 3262 if (ret != 0 || flags.dryrun || !flags.import)
3263 3263 return (ret);
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3264 3264
3265 3265 /*
3266 3266 * The split was successful. Now we need to open the new
3267 3267 * pool and import it.
3268 3268 */
3269 3269 if ((zhp = zpool_open_canfail(g_zfs, newpool)) == NULL)
3270 3270 return (1);
3271 3271 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
3272 3272 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
3273 3273 ret = 1;
3274 - (void) fprintf(stderr, gettext("Split was succssful, but "
3274 + (void) fprintf(stderr, gettext("Split was successful, but "
3275 3275 "the datasets could not all be mounted\n"));
3276 3276 (void) fprintf(stderr, gettext("Try doing '%s' with a "
3277 3277 "different altroot\n"), "zpool import");
3278 3278 }
3279 3279 zpool_close(zhp);
3280 3280
3281 3281 return (ret);
3282 3282 }
3283 3283
3284 3284
3285 3285
3286 3286 /*
3287 3287 * zpool online <pool> <device> ...
3288 3288 */
3289 3289 int
3290 3290 zpool_do_online(int argc, char **argv)
3291 3291 {
3292 3292 int c, i;
3293 3293 char *poolname;
3294 3294 zpool_handle_t *zhp;
3295 3295 int ret = 0;
3296 3296 vdev_state_t newstate;
3297 3297 int flags = 0;
3298 3298
3299 3299 /* check options */
3300 3300 while ((c = getopt(argc, argv, "et")) != -1) {
3301 3301 switch (c) {
3302 3302 case 'e':
3303 3303 flags |= ZFS_ONLINE_EXPAND;
3304 3304 break;
3305 3305 case 't':
3306 3306 case '?':
3307 3307 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3308 3308 optopt);
3309 3309 usage(B_FALSE);
3310 3310 }
3311 3311 }
3312 3312
3313 3313 argc -= optind;
3314 3314 argv += optind;
3315 3315
3316 3316 /* get pool name and check number of arguments */
3317 3317 if (argc < 1) {
3318 3318 (void) fprintf(stderr, gettext("missing pool name\n"));
3319 3319 usage(B_FALSE);
3320 3320 }
3321 3321 if (argc < 2) {
3322 3322 (void) fprintf(stderr, gettext("missing device name\n"));
3323 3323 usage(B_FALSE);
3324 3324 }
3325 3325
3326 3326 poolname = argv[0];
3327 3327
3328 3328 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3329 3329 return (1);
3330 3330
3331 3331 for (i = 1; i < argc; i++) {
3332 3332 if (zpool_vdev_online(zhp, argv[i], flags, &newstate) == 0) {
3333 3333 if (newstate != VDEV_STATE_HEALTHY) {
3334 3334 (void) printf(gettext("warning: device '%s' "
3335 3335 "onlined, but remains in faulted state\n"),
3336 3336 argv[i]);
3337 3337 if (newstate == VDEV_STATE_FAULTED)
3338 3338 (void) printf(gettext("use 'zpool "
3339 3339 "clear' to restore a faulted "
3340 3340 "device\n"));
3341 3341 else
3342 3342 (void) printf(gettext("use 'zpool "
3343 3343 "replace' to replace devices "
3344 3344 "that are no longer present\n"));
3345 3345 }
3346 3346 } else {
3347 3347 ret = 1;
3348 3348 }
3349 3349 }
3350 3350
3351 3351 zpool_close(zhp);
3352 3352
3353 3353 return (ret);
3354 3354 }
3355 3355
3356 3356 /*
3357 3357 * zpool offline [-ft] <pool> <device> ...
3358 3358 *
3359 3359 * -f Force the device into the offline state, even if doing
3360 3360 * so would appear to compromise pool availability.
3361 3361 * (not supported yet)
3362 3362 *
3363 3363 * -t Only take the device off-line temporarily. The offline
3364 3364 * state will not be persistent across reboots.
3365 3365 */
3366 3366 /* ARGSUSED */
3367 3367 int
3368 3368 zpool_do_offline(int argc, char **argv)
3369 3369 {
3370 3370 int c, i;
3371 3371 char *poolname;
3372 3372 zpool_handle_t *zhp;
3373 3373 int ret = 0;
3374 3374 boolean_t istmp = B_FALSE;
3375 3375
3376 3376 /* check options */
3377 3377 while ((c = getopt(argc, argv, "ft")) != -1) {
3378 3378 switch (c) {
3379 3379 case 't':
3380 3380 istmp = B_TRUE;
3381 3381 break;
3382 3382 case 'f':
3383 3383 case '?':
3384 3384 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3385 3385 optopt);
3386 3386 usage(B_FALSE);
3387 3387 }
3388 3388 }
3389 3389
3390 3390 argc -= optind;
3391 3391 argv += optind;
3392 3392
3393 3393 /* get pool name and check number of arguments */
3394 3394 if (argc < 1) {
3395 3395 (void) fprintf(stderr, gettext("missing pool name\n"));
3396 3396 usage(B_FALSE);
3397 3397 }
3398 3398 if (argc < 2) {
3399 3399 (void) fprintf(stderr, gettext("missing device name\n"));
3400 3400 usage(B_FALSE);
3401 3401 }
3402 3402
3403 3403 poolname = argv[0];
3404 3404
3405 3405 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3406 3406 return (1);
3407 3407
3408 3408 for (i = 1; i < argc; i++) {
3409 3409 if (zpool_vdev_offline(zhp, argv[i], istmp) != 0)
3410 3410 ret = 1;
3411 3411 }
3412 3412
3413 3413 zpool_close(zhp);
3414 3414
3415 3415 return (ret);
3416 3416 }
3417 3417
3418 3418 /*
3419 3419 * zpool clear <pool> [device]
3420 3420 *
3421 3421 * Clear all errors associated with a pool or a particular device.
3422 3422 */
3423 3423 int
3424 3424 zpool_do_clear(int argc, char **argv)
3425 3425 {
3426 3426 int c;
3427 3427 int ret = 0;
3428 3428 boolean_t dryrun = B_FALSE;
3429 3429 boolean_t do_rewind = B_FALSE;
3430 3430 boolean_t xtreme_rewind = B_FALSE;
3431 3431 uint32_t rewind_policy = ZPOOL_NO_REWIND;
3432 3432 nvlist_t *policy = NULL;
3433 3433 zpool_handle_t *zhp;
3434 3434 char *pool, *device;
3435 3435
3436 3436 /* check options */
3437 3437 while ((c = getopt(argc, argv, "FnX")) != -1) {
3438 3438 switch (c) {
3439 3439 case 'F':
3440 3440 do_rewind = B_TRUE;
3441 3441 break;
3442 3442 case 'n':
3443 3443 dryrun = B_TRUE;
3444 3444 break;
3445 3445 case 'X':
3446 3446 xtreme_rewind = B_TRUE;
3447 3447 break;
3448 3448 case '?':
3449 3449 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3450 3450 optopt);
3451 3451 usage(B_FALSE);
3452 3452 }
3453 3453 }
3454 3454
3455 3455 argc -= optind;
3456 3456 argv += optind;
3457 3457
3458 3458 if (argc < 1) {
3459 3459 (void) fprintf(stderr, gettext("missing pool name\n"));
3460 3460 usage(B_FALSE);
3461 3461 }
3462 3462
3463 3463 if (argc > 2) {
3464 3464 (void) fprintf(stderr, gettext("too many arguments\n"));
3465 3465 usage(B_FALSE);
3466 3466 }
3467 3467
3468 3468 if ((dryrun || xtreme_rewind) && !do_rewind) {
3469 3469 (void) fprintf(stderr,
3470 3470 gettext("-n or -X only meaningful with -F\n"));
3471 3471 usage(B_FALSE);
3472 3472 }
3473 3473 if (dryrun)
3474 3474 rewind_policy = ZPOOL_TRY_REWIND;
3475 3475 else if (do_rewind)
3476 3476 rewind_policy = ZPOOL_DO_REWIND;
3477 3477 if (xtreme_rewind)
3478 3478 rewind_policy |= ZPOOL_EXTREME_REWIND;
3479 3479
3480 3480 /* In future, further rewind policy choices can be passed along here */
3481 3481 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
3482 3482 nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind_policy) != 0)
3483 3483 return (1);
3484 3484
3485 3485 pool = argv[0];
3486 3486 device = argc == 2 ? argv[1] : NULL;
3487 3487
3488 3488 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
3489 3489 nvlist_free(policy);
3490 3490 return (1);
3491 3491 }
3492 3492
3493 3493 if (zpool_clear(zhp, device, policy) != 0)
3494 3494 ret = 1;
3495 3495
3496 3496 zpool_close(zhp);
3497 3497
3498 3498 nvlist_free(policy);
3499 3499
3500 3500 return (ret);
3501 3501 }
3502 3502
3503 3503 /*
3504 3504 * zpool reguid <pool>
3505 3505 */
3506 3506 int
3507 3507 zpool_do_reguid(int argc, char **argv)
3508 3508 {
3509 3509 int c;
3510 3510 char *poolname;
3511 3511 zpool_handle_t *zhp;
3512 3512 int ret = 0;
3513 3513
3514 3514 /* check options */
3515 3515 while ((c = getopt(argc, argv, "")) != -1) {
3516 3516 switch (c) {
3517 3517 case '?':
3518 3518 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3519 3519 optopt);
3520 3520 usage(B_FALSE);
3521 3521 }
3522 3522 }
3523 3523
3524 3524 argc -= optind;
3525 3525 argv += optind;
3526 3526
3527 3527 /* get pool name and check number of arguments */
3528 3528 if (argc < 1) {
3529 3529 (void) fprintf(stderr, gettext("missing pool name\n"));
3530 3530 usage(B_FALSE);
3531 3531 }
3532 3532
3533 3533 if (argc > 1) {
3534 3534 (void) fprintf(stderr, gettext("too many arguments\n"));
3535 3535 usage(B_FALSE);
3536 3536 }
3537 3537
3538 3538 poolname = argv[0];
3539 3539 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3540 3540 return (1);
3541 3541
3542 3542 ret = zpool_reguid(zhp);
3543 3543
3544 3544 zpool_close(zhp);
3545 3545 return (ret);
3546 3546 }
3547 3547
3548 3548
3549 3549 /*
3550 3550 * zpool reopen <pool>
3551 3551 *
3552 3552 * Reopen the pool so that the kernel can update the sizes of all vdevs.
3553 3553 *
3554 3554 * NOTE: This command is currently undocumented. If the command is ever
3555 3555 * exposed then the appropriate usage() messages will need to be made.
3556 3556 */
3557 3557 int
3558 3558 zpool_do_reopen(int argc, char **argv)
3559 3559 {
3560 3560 int ret = 0;
3561 3561 zpool_handle_t *zhp;
3562 3562 char *pool;
3563 3563
3564 3564 argc--;
3565 3565 argv++;
3566 3566
3567 3567 if (argc != 1)
3568 3568 return (2);
3569 3569
3570 3570 pool = argv[0];
3571 3571 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL)
3572 3572 return (1);
3573 3573
3574 3574 ret = zpool_reopen(zhp);
3575 3575 zpool_close(zhp);
3576 3576 return (ret);
3577 3577 }
3578 3578
3579 3579 typedef struct scrub_cbdata {
3580 3580 int cb_type;
3581 3581 int cb_argc;
3582 3582 char **cb_argv;
3583 3583 } scrub_cbdata_t;
3584 3584
3585 3585 int
3586 3586 scrub_callback(zpool_handle_t *zhp, void *data)
3587 3587 {
3588 3588 scrub_cbdata_t *cb = data;
3589 3589 int err;
3590 3590
3591 3591 /*
3592 3592 * Ignore faulted pools.
3593 3593 */
3594 3594 if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
3595 3595 (void) fprintf(stderr, gettext("cannot scrub '%s': pool is "
3596 3596 "currently unavailable\n"), zpool_get_name(zhp));
3597 3597 return (1);
3598 3598 }
3599 3599
3600 3600 err = zpool_scan(zhp, cb->cb_type);
3601 3601
3602 3602 return (err != 0);
3603 3603 }
3604 3604
3605 3605 /*
3606 3606 * zpool scrub [-s] <pool> ...
3607 3607 *
3608 3608 * -s Stop. Stops any in-progress scrub.
3609 3609 */
3610 3610 int
3611 3611 zpool_do_scrub(int argc, char **argv)
3612 3612 {
3613 3613 int c;
3614 3614 scrub_cbdata_t cb;
3615 3615
3616 3616 cb.cb_type = POOL_SCAN_SCRUB;
3617 3617
3618 3618 /* check options */
3619 3619 while ((c = getopt(argc, argv, "s")) != -1) {
3620 3620 switch (c) {
3621 3621 case 's':
3622 3622 cb.cb_type = POOL_SCAN_NONE;
3623 3623 break;
3624 3624 case '?':
3625 3625 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3626 3626 optopt);
3627 3627 usage(B_FALSE);
3628 3628 }
3629 3629 }
3630 3630
3631 3631 cb.cb_argc = argc;
3632 3632 cb.cb_argv = argv;
3633 3633 argc -= optind;
3634 3634 argv += optind;
3635 3635
3636 3636 if (argc < 1) {
3637 3637 (void) fprintf(stderr, gettext("missing pool name argument\n"));
3638 3638 usage(B_FALSE);
3639 3639 }
3640 3640
3641 3641 return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb));
3642 3642 }
3643 3643
3644 3644 typedef struct status_cbdata {
3645 3645 int cb_count;
3646 3646 boolean_t cb_allpools;
3647 3647 boolean_t cb_verbose;
3648 3648 boolean_t cb_explain;
3649 3649 boolean_t cb_first;
3650 3650 boolean_t cb_dedup_stats;
3651 3651 } status_cbdata_t;
3652 3652
3653 3653 /*
3654 3654 * Print out detailed scrub status.
3655 3655 */
3656 3656 void
3657 3657 print_scan_status(pool_scan_stat_t *ps)
3658 3658 {
3659 3659 time_t start, end;
3660 3660 uint64_t elapsed, mins_left, hours_left;
3661 3661 uint64_t pass_exam, examined, total;
3662 3662 uint_t rate;
3663 3663 double fraction_done;
3664 3664 char processed_buf[7], examined_buf[7], total_buf[7], rate_buf[7];
3665 3665
3666 3666 (void) printf(gettext(" scan: "));
3667 3667
3668 3668 /* If there's never been a scan, there's not much to say. */
3669 3669 if (ps == NULL || ps->pss_func == POOL_SCAN_NONE ||
3670 3670 ps->pss_func >= POOL_SCAN_FUNCS) {
3671 3671 (void) printf(gettext("none requested\n"));
3672 3672 return;
3673 3673 }
3674 3674
3675 3675 start = ps->pss_start_time;
3676 3676 end = ps->pss_end_time;
3677 3677 zfs_nicenum(ps->pss_processed, processed_buf, sizeof (processed_buf));
3678 3678
3679 3679 assert(ps->pss_func == POOL_SCAN_SCRUB ||
3680 3680 ps->pss_func == POOL_SCAN_RESILVER);
3681 3681 /*
3682 3682 * Scan is finished or canceled.
3683 3683 */
3684 3684 if (ps->pss_state == DSS_FINISHED) {
3685 3685 uint64_t minutes_taken = (end - start) / 60;
3686 3686 char *fmt;
3687 3687
3688 3688 if (ps->pss_func == POOL_SCAN_SCRUB) {
3689 3689 fmt = gettext("scrub repaired %s in %lluh%um with "
3690 3690 "%llu errors on %s");
3691 3691 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
3692 3692 fmt = gettext("resilvered %s in %lluh%um with "
3693 3693 "%llu errors on %s");
3694 3694 }
3695 3695 /* LINTED */
3696 3696 (void) printf(fmt, processed_buf,
3697 3697 (u_longlong_t)(minutes_taken / 60),
3698 3698 (uint_t)(minutes_taken % 60),
3699 3699 (u_longlong_t)ps->pss_errors,
3700 3700 ctime((time_t *)&end));
3701 3701 return;
3702 3702 } else if (ps->pss_state == DSS_CANCELED) {
3703 3703 if (ps->pss_func == POOL_SCAN_SCRUB) {
3704 3704 (void) printf(gettext("scrub canceled on %s"),
3705 3705 ctime(&end));
3706 3706 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
3707 3707 (void) printf(gettext("resilver canceled on %s"),
3708 3708 ctime(&end));
3709 3709 }
3710 3710 return;
3711 3711 }
3712 3712
3713 3713 assert(ps->pss_state == DSS_SCANNING);
3714 3714
3715 3715 /*
3716 3716 * Scan is in progress.
3717 3717 */
3718 3718 if (ps->pss_func == POOL_SCAN_SCRUB) {
3719 3719 (void) printf(gettext("scrub in progress since %s"),
3720 3720 ctime(&start));
3721 3721 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
3722 3722 (void) printf(gettext("resilver in progress since %s"),
3723 3723 ctime(&start));
3724 3724 }
3725 3725
3726 3726 examined = ps->pss_examined ? ps->pss_examined : 1;
3727 3727 total = ps->pss_to_examine;
3728 3728 fraction_done = (double)examined / total;
3729 3729
3730 3730 /* elapsed time for this pass */
3731 3731 elapsed = time(NULL) - ps->pss_pass_start;
3732 3732 elapsed = elapsed ? elapsed : 1;
3733 3733 pass_exam = ps->pss_pass_exam ? ps->pss_pass_exam : 1;
3734 3734 rate = pass_exam / elapsed;
3735 3735 rate = rate ? rate : 1;
3736 3736 mins_left = ((total - examined) / rate) / 60;
3737 3737 hours_left = mins_left / 60;
3738 3738
3739 3739 zfs_nicenum(examined, examined_buf, sizeof (examined_buf));
3740 3740 zfs_nicenum(total, total_buf, sizeof (total_buf));
3741 3741 zfs_nicenum(rate, rate_buf, sizeof (rate_buf));
3742 3742
3743 3743 /*
3744 3744 * do not print estimated time if hours_left is more than 30 days
3745 3745 */
3746 3746 (void) printf(gettext(" %s scanned out of %s at %s/s"),
3747 3747 examined_buf, total_buf, rate_buf);
3748 3748 if (hours_left < (30 * 24)) {
3749 3749 (void) printf(gettext(", %lluh%um to go\n"),
3750 3750 (u_longlong_t)hours_left, (uint_t)(mins_left % 60));
3751 3751 } else {
3752 3752 (void) printf(gettext(
3753 3753 ", (scan is slow, no estimated time)\n"));
3754 3754 }
3755 3755
3756 3756 if (ps->pss_func == POOL_SCAN_RESILVER) {
3757 3757 (void) printf(gettext(" %s resilvered, %.2f%% done\n"),
3758 3758 processed_buf, 100 * fraction_done);
3759 3759 } else if (ps->pss_func == POOL_SCAN_SCRUB) {
3760 3760 (void) printf(gettext(" %s repaired, %.2f%% done\n"),
3761 3761 processed_buf, 100 * fraction_done);
3762 3762 }
3763 3763 }
3764 3764
3765 3765 static void
3766 3766 print_error_log(zpool_handle_t *zhp)
3767 3767 {
3768 3768 nvlist_t *nverrlist = NULL;
3769 3769 nvpair_t *elem;
3770 3770 char *pathname;
3771 3771 size_t len = MAXPATHLEN * 2;
3772 3772
3773 3773 if (zpool_get_errlog(zhp, &nverrlist) != 0) {
3774 3774 (void) printf("errors: List of errors unavailable "
3775 3775 "(insufficient privileges)\n");
3776 3776 return;
3777 3777 }
3778 3778
3779 3779 (void) printf("errors: Permanent errors have been "
3780 3780 "detected in the following files:\n\n");
3781 3781
3782 3782 pathname = safe_malloc(len);
3783 3783 elem = NULL;
3784 3784 while ((elem = nvlist_next_nvpair(nverrlist, elem)) != NULL) {
3785 3785 nvlist_t *nv;
3786 3786 uint64_t dsobj, obj;
3787 3787
3788 3788 verify(nvpair_value_nvlist(elem, &nv) == 0);
3789 3789 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_DATASET,
3790 3790 &dsobj) == 0);
3791 3791 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_OBJECT,
3792 3792 &obj) == 0);
3793 3793 zpool_obj_to_path(zhp, dsobj, obj, pathname, len);
3794 3794 (void) printf("%7s %s\n", "", pathname);
3795 3795 }
3796 3796 free(pathname);
3797 3797 nvlist_free(nverrlist);
3798 3798 }
3799 3799
3800 3800 static void
3801 3801 print_spares(zpool_handle_t *zhp, nvlist_t **spares, uint_t nspares,
3802 3802 int namewidth)
3803 3803 {
3804 3804 uint_t i;
3805 3805 char *name;
3806 3806
3807 3807 if (nspares == 0)
3808 3808 return;
3809 3809
3810 3810 (void) printf(gettext("\tspares\n"));
3811 3811
3812 3812 for (i = 0; i < nspares; i++) {
3813 3813 name = zpool_vdev_name(g_zfs, zhp, spares[i], B_FALSE);
3814 3814 print_status_config(zhp, name, spares[i],
3815 3815 namewidth, 2, B_TRUE);
3816 3816 free(name);
3817 3817 }
3818 3818 }
3819 3819
3820 3820 static void
3821 3821 print_l2cache(zpool_handle_t *zhp, nvlist_t **l2cache, uint_t nl2cache,
3822 3822 int namewidth)
3823 3823 {
3824 3824 uint_t i;
3825 3825 char *name;
3826 3826
3827 3827 if (nl2cache == 0)
3828 3828 return;
3829 3829
3830 3830 (void) printf(gettext("\tcache\n"));
3831 3831
3832 3832 for (i = 0; i < nl2cache; i++) {
3833 3833 name = zpool_vdev_name(g_zfs, zhp, l2cache[i], B_FALSE);
3834 3834 print_status_config(zhp, name, l2cache[i],
3835 3835 namewidth, 2, B_FALSE);
3836 3836 free(name);
3837 3837 }
3838 3838 }
3839 3839
3840 3840 static void
3841 3841 print_dedup_stats(nvlist_t *config)
3842 3842 {
3843 3843 ddt_histogram_t *ddh;
3844 3844 ddt_stat_t *dds;
3845 3845 ddt_object_t *ddo;
3846 3846 uint_t c;
3847 3847
3848 3848 /*
3849 3849 * If the pool was faulted then we may not have been able to
3850 3850 * obtain the config. Otherwise, if we have anything in the dedup
3851 3851 * table continue processing the stats.
3852 3852 */
3853 3853 if (nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_OBJ_STATS,
3854 3854 (uint64_t **)&ddo, &c) != 0)
3855 3855 return;
3856 3856
3857 3857 (void) printf("\n");
3858 3858 (void) printf(gettext(" dedup: "));
3859 3859 if (ddo->ddo_count == 0) {
3860 3860 (void) printf(gettext("no DDT entries\n"));
3861 3861 return;
3862 3862 }
3863 3863
3864 3864 (void) printf("DDT entries %llu, size %llu on disk, %llu in core\n",
3865 3865 (u_longlong_t)ddo->ddo_count,
3866 3866 (u_longlong_t)ddo->ddo_dspace,
3867 3867 (u_longlong_t)ddo->ddo_mspace);
3868 3868
3869 3869 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_STATS,
3870 3870 (uint64_t **)&dds, &c) == 0);
3871 3871 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_HISTOGRAM,
3872 3872 (uint64_t **)&ddh, &c) == 0);
3873 3873 zpool_dump_ddt(dds, ddh);
3874 3874 }
3875 3875
3876 3876 /*
3877 3877 * Display a summary of pool status. Displays a summary such as:
3878 3878 *
3879 3879 * pool: tank
3880 3880 * status: DEGRADED
3881 3881 * reason: One or more devices ...
3882 3882 * see: http://illumos.org/msg/ZFS-xxxx-01
3883 3883 * config:
3884 3884 * mirror DEGRADED
3885 3885 * c1t0d0 OK
3886 3886 * c2t0d0 UNAVAIL
3887 3887 *
3888 3888 * When given the '-v' option, we print out the complete config. If the '-e'
3889 3889 * option is specified, then we print out error rate information as well.
3890 3890 */
3891 3891 int
3892 3892 status_callback(zpool_handle_t *zhp, void *data)
3893 3893 {
3894 3894 status_cbdata_t *cbp = data;
3895 3895 nvlist_t *config, *nvroot;
3896 3896 char *msgid;
3897 3897 int reason;
3898 3898 const char *health;
3899 3899 uint_t c;
3900 3900 vdev_stat_t *vs;
3901 3901
3902 3902 config = zpool_get_config(zhp, NULL);
3903 3903 reason = zpool_get_status(zhp, &msgid);
3904 3904
3905 3905 cbp->cb_count++;
3906 3906
3907 3907 /*
3908 3908 * If we were given 'zpool status -x', only report those pools with
3909 3909 * problems.
3910 3910 */
3911 3911 if (reason == ZPOOL_STATUS_OK && cbp->cb_explain) {
3912 3912 if (!cbp->cb_allpools) {
3913 3913 (void) printf(gettext("pool '%s' is healthy\n"),
3914 3914 zpool_get_name(zhp));
3915 3915 if (cbp->cb_first)
3916 3916 cbp->cb_first = B_FALSE;
3917 3917 }
3918 3918 return (0);
3919 3919 }
3920 3920
3921 3921 if (cbp->cb_first)
3922 3922 cbp->cb_first = B_FALSE;
3923 3923 else
3924 3924 (void) printf("\n");
3925 3925
3926 3926 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
3927 3927 &nvroot) == 0);
3928 3928 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
3929 3929 (uint64_t **)&vs, &c) == 0);
3930 3930 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
3931 3931
3932 3932 (void) printf(gettext(" pool: %s\n"), zpool_get_name(zhp));
3933 3933 (void) printf(gettext(" state: %s\n"), health);
3934 3934
3935 3935 switch (reason) {
3936 3936 case ZPOOL_STATUS_MISSING_DEV_R:
3937 3937 (void) printf(gettext("status: One or more devices could not "
3938 3938 "be opened. Sufficient replicas exist for\n\tthe pool to "
3939 3939 "continue functioning in a degraded state.\n"));
3940 3940 (void) printf(gettext("action: Attach the missing device and "
3941 3941 "online it using 'zpool online'.\n"));
3942 3942 break;
3943 3943
3944 3944 case ZPOOL_STATUS_MISSING_DEV_NR:
3945 3945 (void) printf(gettext("status: One or more devices could not "
3946 3946 "be opened. There are insufficient\n\treplicas for the "
3947 3947 "pool to continue functioning.\n"));
3948 3948 (void) printf(gettext("action: Attach the missing device and "
3949 3949 "online it using 'zpool online'.\n"));
3950 3950 break;
3951 3951
3952 3952 case ZPOOL_STATUS_CORRUPT_LABEL_R:
3953 3953 (void) printf(gettext("status: One or more devices could not "
3954 3954 "be used because the label is missing or\n\tinvalid. "
3955 3955 "Sufficient replicas exist for the pool to continue\n\t"
3956 3956 "functioning in a degraded state.\n"));
3957 3957 (void) printf(gettext("action: Replace the device using "
3958 3958 "'zpool replace'.\n"));
3959 3959 break;
3960 3960
3961 3961 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
3962 3962 (void) printf(gettext("status: One or more devices could not "
3963 3963 "be used because the label is missing \n\tor invalid. "
3964 3964 "There are insufficient replicas for the pool to "
3965 3965 "continue\n\tfunctioning.\n"));
3966 3966 zpool_explain_recover(zpool_get_handle(zhp),
3967 3967 zpool_get_name(zhp), reason, config);
3968 3968 break;
3969 3969
3970 3970 case ZPOOL_STATUS_FAILING_DEV:
3971 3971 (void) printf(gettext("status: One or more devices has "
3972 3972 "experienced an unrecoverable error. An\n\tattempt was "
3973 3973 "made to correct the error. Applications are "
3974 3974 "unaffected.\n"));
3975 3975 (void) printf(gettext("action: Determine if the device needs "
3976 3976 "to be replaced, and clear the errors\n\tusing "
3977 3977 "'zpool clear' or replace the device with 'zpool "
3978 3978 "replace'.\n"));
3979 3979 break;
3980 3980
3981 3981 case ZPOOL_STATUS_OFFLINE_DEV:
3982 3982 (void) printf(gettext("status: One or more devices has "
3983 3983 "been taken offline by the administrator.\n\tSufficient "
3984 3984 "replicas exist for the pool to continue functioning in "
3985 3985 "a\n\tdegraded state.\n"));
3986 3986 (void) printf(gettext("action: Online the device using "
3987 3987 "'zpool online' or replace the device with\n\t'zpool "
3988 3988 "replace'.\n"));
3989 3989 break;
3990 3990
3991 3991 case ZPOOL_STATUS_REMOVED_DEV:
3992 3992 (void) printf(gettext("status: One or more devices has "
3993 3993 "been removed by the administrator.\n\tSufficient "
3994 3994 "replicas exist for the pool to continue functioning in "
3995 3995 "a\n\tdegraded state.\n"));
3996 3996 (void) printf(gettext("action: Online the device using "
3997 3997 "'zpool online' or replace the device with\n\t'zpool "
3998 3998 "replace'.\n"));
3999 3999 break;
4000 4000
4001 4001 case ZPOOL_STATUS_RESILVERING:
4002 4002 (void) printf(gettext("status: One or more devices is "
4003 4003 "currently being resilvered. The pool will\n\tcontinue "
4004 4004 "to function, possibly in a degraded state.\n"));
4005 4005 (void) printf(gettext("action: Wait for the resilver to "
4006 4006 "complete.\n"));
4007 4007 break;
4008 4008
4009 4009 case ZPOOL_STATUS_CORRUPT_DATA:
4010 4010 (void) printf(gettext("status: One or more devices has "
4011 4011 "experienced an error resulting in data\n\tcorruption. "
4012 4012 "Applications may be affected.\n"));
4013 4013 (void) printf(gettext("action: Restore the file in question "
4014 4014 "if possible. Otherwise restore the\n\tentire pool from "
4015 4015 "backup.\n"));
4016 4016 break;
4017 4017
4018 4018 case ZPOOL_STATUS_CORRUPT_POOL:
4019 4019 (void) printf(gettext("status: The pool metadata is corrupted "
4020 4020 "and the pool cannot be opened.\n"));
4021 4021 zpool_explain_recover(zpool_get_handle(zhp),
4022 4022 zpool_get_name(zhp), reason, config);
4023 4023 break;
4024 4024
4025 4025 case ZPOOL_STATUS_VERSION_OLDER:
4026 4026 (void) printf(gettext("status: The pool is formatted using a "
4027 4027 "legacy on-disk format. The pool can\n\tstill be used, "
4028 4028 "but some features are unavailable.\n"));
4029 4029 (void) printf(gettext("action: Upgrade the pool using 'zpool "
4030 4030 "upgrade'. Once this is done, the\n\tpool will no longer "
4031 4031 "be accessible on software that does not support feature\n"
4032 4032 "\tflags.\n"));
4033 4033 break;
4034 4034
4035 4035 case ZPOOL_STATUS_VERSION_NEWER:
4036 4036 (void) printf(gettext("status: The pool has been upgraded to a "
4037 4037 "newer, incompatible on-disk version.\n\tThe pool cannot "
4038 4038 "be accessed on this system.\n"));
4039 4039 (void) printf(gettext("action: Access the pool from a system "
4040 4040 "running more recent software, or\n\trestore the pool from "
4041 4041 "backup.\n"));
4042 4042 break;
4043 4043
4044 4044 case ZPOOL_STATUS_FEAT_DISABLED:
4045 4045 (void) printf(gettext("status: Some supported features are not "
4046 4046 "enabled on the pool. The pool can\n\tstill be used, but "
4047 4047 "some features are unavailable.\n"));
4048 4048 (void) printf(gettext("action: Enable all features using "
4049 4049 "'zpool upgrade'. Once this is done,\n\tthe pool may no "
4050 4050 "longer be accessible by software that does not support\n\t"
4051 4051 "the features. See zpool-features(5) for details.\n"));
4052 4052 break;
4053 4053
4054 4054 case ZPOOL_STATUS_UNSUP_FEAT_READ:
4055 4055 (void) printf(gettext("status: The pool cannot be accessed on "
4056 4056 "this system because it uses the\n\tfollowing feature(s) "
4057 4057 "not supported on this system:\n"));
4058 4058 zpool_print_unsup_feat(config);
4059 4059 (void) printf("\n");
4060 4060 (void) printf(gettext("action: Access the pool from a system "
4061 4061 "that supports the required feature(s),\n\tor restore the "
4062 4062 "pool from backup.\n"));
4063 4063 break;
4064 4064
4065 4065 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
4066 4066 (void) printf(gettext("status: The pool can only be accessed "
4067 4067 "in read-only mode on this system. It\n\tcannot be "
4068 4068 "accessed in read-write mode because it uses the "
4069 4069 "following\n\tfeature(s) not supported on this system:\n"));
4070 4070 zpool_print_unsup_feat(config);
4071 4071 (void) printf("\n");
4072 4072 (void) printf(gettext("action: The pool cannot be accessed in "
4073 4073 "read-write mode. Import the pool with\n"
4074 4074 "\t\"-o readonly=on\", access the pool from a system that "
4075 4075 "supports the\n\trequired feature(s), or restore the "
4076 4076 "pool from backup.\n"));
4077 4077 break;
4078 4078
4079 4079 case ZPOOL_STATUS_FAULTED_DEV_R:
4080 4080 (void) printf(gettext("status: One or more devices are "
4081 4081 "faulted in response to persistent errors.\n\tSufficient "
4082 4082 "replicas exist for the pool to continue functioning "
4083 4083 "in a\n\tdegraded state.\n"));
4084 4084 (void) printf(gettext("action: Replace the faulted device, "
4085 4085 "or use 'zpool clear' to mark the device\n\trepaired.\n"));
4086 4086 break;
4087 4087
4088 4088 case ZPOOL_STATUS_FAULTED_DEV_NR:
4089 4089 (void) printf(gettext("status: One or more devices are "
4090 4090 "faulted in response to persistent errors. There are "
4091 4091 "insufficient replicas for the pool to\n\tcontinue "
4092 4092 "functioning.\n"));
4093 4093 (void) printf(gettext("action: Destroy and re-create the pool "
4094 4094 "from a backup source. Manually marking the device\n"
4095 4095 "\trepaired using 'zpool clear' may allow some data "
4096 4096 "to be recovered.\n"));
4097 4097 break;
4098 4098
4099 4099 case ZPOOL_STATUS_IO_FAILURE_WAIT:
4100 4100 case ZPOOL_STATUS_IO_FAILURE_CONTINUE:
4101 4101 (void) printf(gettext("status: One or more devices are "
4102 4102 "faulted in response to IO failures.\n"));
4103 4103 (void) printf(gettext("action: Make sure the affected devices "
4104 4104 "are connected, then run 'zpool clear'.\n"));
4105 4105 break;
4106 4106
4107 4107 case ZPOOL_STATUS_BAD_LOG:
4108 4108 (void) printf(gettext("status: An intent log record "
4109 4109 "could not be read.\n"
4110 4110 "\tWaiting for adminstrator intervention to fix the "
4111 4111 "faulted pool.\n"));
4112 4112 (void) printf(gettext("action: Either restore the affected "
4113 4113 "device(s) and run 'zpool online',\n"
4114 4114 "\tor ignore the intent log records by running "
4115 4115 "'zpool clear'.\n"));
4116 4116 break;
4117 4117
4118 4118 default:
4119 4119 /*
4120 4120 * The remaining errors can't actually be generated, yet.
4121 4121 */
4122 4122 assert(reason == ZPOOL_STATUS_OK);
4123 4123 }
4124 4124
4125 4125 if (msgid != NULL)
4126 4126 (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
4127 4127 msgid);
4128 4128
4129 4129 if (config != NULL) {
4130 4130 int namewidth;
4131 4131 uint64_t nerr;
4132 4132 nvlist_t **spares, **l2cache;
4133 4133 uint_t nspares, nl2cache;
4134 4134 pool_scan_stat_t *ps = NULL;
4135 4135
4136 4136 (void) nvlist_lookup_uint64_array(nvroot,
4137 4137 ZPOOL_CONFIG_SCAN_STATS, (uint64_t **)&ps, &c);
4138 4138 print_scan_status(ps);
4139 4139
4140 4140 namewidth = max_width(zhp, nvroot, 0, 0);
4141 4141 if (namewidth < 10)
4142 4142 namewidth = 10;
4143 4143
4144 4144 (void) printf(gettext("config:\n\n"));
4145 4145 (void) printf(gettext("\t%-*s %-8s %5s %5s %5s\n"), namewidth,
4146 4146 "NAME", "STATE", "READ", "WRITE", "CKSUM");
4147 4147 print_status_config(zhp, zpool_get_name(zhp), nvroot,
4148 4148 namewidth, 0, B_FALSE);
4149 4149
4150 4150 if (num_logs(nvroot) > 0)
4151 4151 print_logs(zhp, nvroot, namewidth, B_TRUE);
4152 4152 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
4153 4153 &l2cache, &nl2cache) == 0)
4154 4154 print_l2cache(zhp, l2cache, nl2cache, namewidth);
4155 4155
4156 4156 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES,
4157 4157 &spares, &nspares) == 0)
4158 4158 print_spares(zhp, spares, nspares, namewidth);
4159 4159
4160 4160 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_ERRCOUNT,
4161 4161 &nerr) == 0) {
4162 4162 nvlist_t *nverrlist = NULL;
4163 4163
4164 4164 /*
4165 4165 * If the approximate error count is small, get a
4166 4166 * precise count by fetching the entire log and
4167 4167 * uniquifying the results.
4168 4168 */
4169 4169 if (nerr > 0 && nerr < 100 && !cbp->cb_verbose &&
4170 4170 zpool_get_errlog(zhp, &nverrlist) == 0) {
4171 4171 nvpair_t *elem;
4172 4172
4173 4173 elem = NULL;
4174 4174 nerr = 0;
4175 4175 while ((elem = nvlist_next_nvpair(nverrlist,
4176 4176 elem)) != NULL) {
4177 4177 nerr++;
4178 4178 }
4179 4179 }
4180 4180 nvlist_free(nverrlist);
4181 4181
4182 4182 (void) printf("\n");
4183 4183
4184 4184 if (nerr == 0)
4185 4185 (void) printf(gettext("errors: No known data "
4186 4186 "errors\n"));
4187 4187 else if (!cbp->cb_verbose)
4188 4188 (void) printf(gettext("errors: %llu data "
4189 4189 "errors, use '-v' for a list\n"),
4190 4190 (u_longlong_t)nerr);
4191 4191 else
4192 4192 print_error_log(zhp);
4193 4193 }
4194 4194
4195 4195 if (cbp->cb_dedup_stats)
4196 4196 print_dedup_stats(config);
4197 4197 } else {
4198 4198 (void) printf(gettext("config: The configuration cannot be "
4199 4199 "determined.\n"));
4200 4200 }
4201 4201
4202 4202 return (0);
4203 4203 }
4204 4204
4205 4205 /*
4206 4206 * zpool status [-vx] [-T d|u] [pool] ... [interval [count]]
4207 4207 *
4208 4208 * -v Display complete error logs
4209 4209 * -x Display only pools with potential problems
4210 4210 * -D Display dedup status (undocumented)
4211 4211 * -T Display a timestamp in date(1) or Unix format
4212 4212 *
4213 4213 * Describes the health status of all pools or some subset.
4214 4214 */
4215 4215 int
4216 4216 zpool_do_status(int argc, char **argv)
4217 4217 {
4218 4218 int c;
4219 4219 int ret;
4220 4220 unsigned long interval = 0, count = 0;
4221 4221 status_cbdata_t cb = { 0 };
4222 4222
4223 4223 /* check options */
4224 4224 while ((c = getopt(argc, argv, "vxDT:")) != -1) {
4225 4225 switch (c) {
4226 4226 case 'v':
4227 4227 cb.cb_verbose = B_TRUE;
4228 4228 break;
4229 4229 case 'x':
4230 4230 cb.cb_explain = B_TRUE;
4231 4231 break;
4232 4232 case 'D':
4233 4233 cb.cb_dedup_stats = B_TRUE;
4234 4234 break;
4235 4235 case 'T':
4236 4236 get_timestamp_arg(*optarg);
4237 4237 break;
4238 4238 case '?':
4239 4239 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4240 4240 optopt);
4241 4241 usage(B_FALSE);
4242 4242 }
4243 4243 }
4244 4244
4245 4245 argc -= optind;
4246 4246 argv += optind;
4247 4247
4248 4248 get_interval_count(&argc, argv, &interval, &count);
4249 4249
4250 4250 if (argc == 0)
4251 4251 cb.cb_allpools = B_TRUE;
4252 4252
4253 4253 cb.cb_first = B_TRUE;
4254 4254
4255 4255 for (;;) {
4256 4256 if (timestamp_fmt != NODATE)
4257 4257 print_timestamp(timestamp_fmt);
4258 4258
4259 4259 ret = for_each_pool(argc, argv, B_TRUE, NULL,
4260 4260 status_callback, &cb);
4261 4261
4262 4262 if (argc == 0 && cb.cb_count == 0)
4263 4263 (void) printf(gettext("no pools available\n"));
4264 4264 else if (cb.cb_explain && cb.cb_first && cb.cb_allpools)
4265 4265 (void) printf(gettext("all pools are healthy\n"));
4266 4266
4267 4267 if (ret != 0)
4268 4268 return (ret);
4269 4269
4270 4270 if (interval == 0)
4271 4271 break;
4272 4272
4273 4273 if (count != 0 && --count == 0)
4274 4274 break;
4275 4275
4276 4276 (void) sleep(interval);
4277 4277 }
4278 4278
4279 4279 return (0);
4280 4280 }
4281 4281
4282 4282 typedef struct upgrade_cbdata {
4283 4283 int cb_first;
4284 4284 int cb_argc;
4285 4285 uint64_t cb_version;
4286 4286 char **cb_argv;
4287 4287 } upgrade_cbdata_t;
4288 4288
4289 4289 static int
4290 4290 upgrade_version(zpool_handle_t *zhp, uint64_t version)
4291 4291 {
4292 4292 int ret;
4293 4293 nvlist_t *config;
4294 4294 uint64_t oldversion;
4295 4295
4296 4296 config = zpool_get_config(zhp, NULL);
4297 4297 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
4298 4298 &oldversion) == 0);
4299 4299
4300 4300 assert(SPA_VERSION_IS_SUPPORTED(oldversion));
4301 4301 assert(oldversion < version);
4302 4302
4303 4303 ret = zpool_upgrade(zhp, version);
4304 4304 if (ret != 0)
4305 4305 return (ret);
4306 4306
4307 4307 if (version >= SPA_VERSION_FEATURES) {
4308 4308 (void) printf(gettext("Successfully upgraded "
4309 4309 "'%s' from version %llu to feature flags.\n"),
4310 4310 zpool_get_name(zhp), oldversion);
4311 4311 } else {
4312 4312 (void) printf(gettext("Successfully upgraded "
4313 4313 "'%s' from version %llu to version %llu.\n"),
4314 4314 zpool_get_name(zhp), oldversion, version);
4315 4315 }
4316 4316
4317 4317 return (0);
4318 4318 }
4319 4319
4320 4320 static int
4321 4321 upgrade_enable_all(zpool_handle_t *zhp, int *countp)
4322 4322 {
4323 4323 int i, ret, count;
4324 4324 boolean_t firstff = B_TRUE;
4325 4325 nvlist_t *enabled = zpool_get_features(zhp);
4326 4326
4327 4327 count = 0;
4328 4328 for (i = 0; i < SPA_FEATURES; i++) {
4329 4329 const char *fname = spa_feature_table[i].fi_uname;
4330 4330 const char *fguid = spa_feature_table[i].fi_guid;
4331 4331 if (!nvlist_exists(enabled, fguid)) {
4332 4332 char *propname;
4333 4333 verify(-1 != asprintf(&propname, "feature@%s", fname));
4334 4334 ret = zpool_set_prop(zhp, propname,
4335 4335 ZFS_FEATURE_ENABLED);
4336 4336 if (ret != 0) {
4337 4337 free(propname);
4338 4338 return (ret);
4339 4339 }
4340 4340 count++;
4341 4341
4342 4342 if (firstff) {
4343 4343 (void) printf(gettext("Enabled the "
4344 4344 "following features on '%s':\n"),
4345 4345 zpool_get_name(zhp));
4346 4346 firstff = B_FALSE;
4347 4347 }
4348 4348 (void) printf(gettext(" %s\n"), fname);
4349 4349 free(propname);
4350 4350 }
4351 4351 }
4352 4352
4353 4353 if (countp != NULL)
4354 4354 *countp = count;
4355 4355 return (0);
4356 4356 }
4357 4357
4358 4358 static int
4359 4359 upgrade_cb(zpool_handle_t *zhp, void *arg)
4360 4360 {
4361 4361 upgrade_cbdata_t *cbp = arg;
4362 4362 nvlist_t *config;
4363 4363 uint64_t version;
4364 4364 boolean_t printnl = B_FALSE;
4365 4365 int ret;
4366 4366
4367 4367 config = zpool_get_config(zhp, NULL);
4368 4368 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
4369 4369 &version) == 0);
4370 4370
4371 4371 assert(SPA_VERSION_IS_SUPPORTED(version));
4372 4372
4373 4373 if (version < cbp->cb_version) {
4374 4374 cbp->cb_first = B_FALSE;
4375 4375 ret = upgrade_version(zhp, cbp->cb_version);
4376 4376 if (ret != 0)
4377 4377 return (ret);
4378 4378 printnl = B_TRUE;
4379 4379
4380 4380 /*
4381 4381 * If they did "zpool upgrade -a", then we could
4382 4382 * be doing ioctls to different pools. We need
4383 4383 * to log this history once to each pool, and bypass
4384 4384 * the normal history logging that happens in main().
4385 4385 */
4386 4386 (void) zpool_log_history(g_zfs, history_str);
4387 4387 log_history = B_FALSE;
4388 4388 }
4389 4389
4390 4390 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
4391 4391 int count;
4392 4392 ret = upgrade_enable_all(zhp, &count);
4393 4393 if (ret != 0)
4394 4394 return (ret);
4395 4395
4396 4396 if (count > 0) {
4397 4397 cbp->cb_first = B_FALSE;
4398 4398 printnl = B_TRUE;
4399 4399 }
4400 4400 }
4401 4401
4402 4402 if (printnl) {
4403 4403 (void) printf(gettext("\n"));
4404 4404 }
4405 4405
4406 4406 return (0);
4407 4407 }
4408 4408
4409 4409 static int
4410 4410 upgrade_list_older_cb(zpool_handle_t *zhp, void *arg)
4411 4411 {
4412 4412 upgrade_cbdata_t *cbp = arg;
4413 4413 nvlist_t *config;
4414 4414 uint64_t version;
4415 4415
4416 4416 config = zpool_get_config(zhp, NULL);
4417 4417 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
4418 4418 &version) == 0);
4419 4419
4420 4420 assert(SPA_VERSION_IS_SUPPORTED(version));
4421 4421
4422 4422 if (version < SPA_VERSION_FEATURES) {
4423 4423 if (cbp->cb_first) {
4424 4424 (void) printf(gettext("The following pools are "
4425 4425 "formatted with legacy version numbers and can\n"
4426 4426 "be upgraded to use feature flags. After "
4427 4427 "being upgraded, these pools\nwill no "
4428 4428 "longer be accessible by software that does not "
4429 4429 "support feature\nflags.\n\n"));
4430 4430 (void) printf(gettext("VER POOL\n"));
4431 4431 (void) printf(gettext("--- ------------\n"));
4432 4432 cbp->cb_first = B_FALSE;
4433 4433 }
4434 4434
4435 4435 (void) printf("%2llu %s\n", (u_longlong_t)version,
4436 4436 zpool_get_name(zhp));
4437 4437 }
4438 4438
4439 4439 return (0);
4440 4440 }
4441 4441
4442 4442 static int
4443 4443 upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg)
4444 4444 {
4445 4445 upgrade_cbdata_t *cbp = arg;
4446 4446 nvlist_t *config;
4447 4447 uint64_t version;
4448 4448
4449 4449 config = zpool_get_config(zhp, NULL);
4450 4450 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
4451 4451 &version) == 0);
4452 4452
4453 4453 if (version >= SPA_VERSION_FEATURES) {
4454 4454 int i;
4455 4455 boolean_t poolfirst = B_TRUE;
4456 4456 nvlist_t *enabled = zpool_get_features(zhp);
4457 4457
4458 4458 for (i = 0; i < SPA_FEATURES; i++) {
4459 4459 const char *fguid = spa_feature_table[i].fi_guid;
4460 4460 const char *fname = spa_feature_table[i].fi_uname;
4461 4461 if (!nvlist_exists(enabled, fguid)) {
4462 4462 if (cbp->cb_first) {
4463 4463 (void) printf(gettext("\nSome "
4464 4464 "supported features are not "
4465 4465 "enabled on the following pools. "
4466 4466 "Once a\nfeature is enabled the "
4467 4467 "pool may become incompatible with "
4468 4468 "software\nthat does not support "
4469 4469 "the feature. See "
4470 4470 "zpool-features(5) for "
4471 4471 "details.\n\n"));
4472 4472 (void) printf(gettext("POOL "
4473 4473 "FEATURE\n"));
4474 4474 (void) printf(gettext("------"
4475 4475 "---------\n"));
4476 4476 cbp->cb_first = B_FALSE;
4477 4477 }
4478 4478
4479 4479 if (poolfirst) {
4480 4480 (void) printf(gettext("%s\n"),
4481 4481 zpool_get_name(zhp));
4482 4482 poolfirst = B_FALSE;
4483 4483 }
4484 4484
4485 4485 (void) printf(gettext(" %s\n"), fname);
4486 4486 }
4487 4487 }
4488 4488 }
4489 4489
4490 4490 return (0);
4491 4491 }
4492 4492
4493 4493 /* ARGSUSED */
4494 4494 static int
4495 4495 upgrade_one(zpool_handle_t *zhp, void *data)
4496 4496 {
4497 4497 boolean_t printnl = B_FALSE;
4498 4498 upgrade_cbdata_t *cbp = data;
4499 4499 uint64_t cur_version;
4500 4500 int ret;
4501 4501
4502 4502 if (strcmp("log", zpool_get_name(zhp)) == 0) {
4503 4503 (void) printf(gettext("'log' is now a reserved word\n"
4504 4504 "Pool 'log' must be renamed using export and import"
4505 4505 " to upgrade.\n"));
4506 4506 return (1);
4507 4507 }
4508 4508
4509 4509 cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL);
4510 4510 if (cur_version > cbp->cb_version) {
4511 4511 (void) printf(gettext("Pool '%s' is already formatted "
4512 4512 "using more current version '%llu'.\n\n"),
4513 4513 zpool_get_name(zhp), cur_version);
4514 4514 return (0);
4515 4515 }
4516 4516
4517 4517 if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) {
4518 4518 (void) printf(gettext("Pool '%s' is already formatted "
4519 4519 "using version %llu.\n\n"), zpool_get_name(zhp),
4520 4520 cbp->cb_version);
4521 4521 return (0);
4522 4522 }
4523 4523
4524 4524 if (cur_version != cbp->cb_version) {
4525 4525 printnl = B_TRUE;
4526 4526 ret = upgrade_version(zhp, cbp->cb_version);
4527 4527 if (ret != 0)
4528 4528 return (ret);
4529 4529 }
4530 4530
4531 4531 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
4532 4532 int count = 0;
4533 4533 ret = upgrade_enable_all(zhp, &count);
4534 4534 if (ret != 0)
4535 4535 return (ret);
4536 4536
4537 4537 if (count != 0) {
4538 4538 printnl = B_TRUE;
4539 4539 } else if (cur_version == SPA_VERSION) {
4540 4540 (void) printf(gettext("Pool '%s' already has all "
4541 4541 "supported features enabled.\n"),
4542 4542 zpool_get_name(zhp));
4543 4543 }
4544 4544 }
4545 4545
4546 4546 if (printnl) {
4547 4547 (void) printf(gettext("\n"));
4548 4548 }
4549 4549
4550 4550 return (0);
4551 4551 }
4552 4552
4553 4553 /*
4554 4554 * zpool upgrade
4555 4555 * zpool upgrade -v
4556 4556 * zpool upgrade [-V version] <-a | pool ...>
4557 4557 *
4558 4558 * With no arguments, display downrev'd ZFS pool available for upgrade.
4559 4559 * Individual pools can be upgraded by specifying the pool, and '-a' will
4560 4560 * upgrade all pools.
4561 4561 */
4562 4562 int
4563 4563 zpool_do_upgrade(int argc, char **argv)
4564 4564 {
4565 4565 int c;
4566 4566 upgrade_cbdata_t cb = { 0 };
4567 4567 int ret = 0;
4568 4568 boolean_t showversions = B_FALSE;
4569 4569 boolean_t upgradeall = B_FALSE;
4570 4570 char *end;
4571 4571
4572 4572
4573 4573 /* check options */
4574 4574 while ((c = getopt(argc, argv, ":avV:")) != -1) {
4575 4575 switch (c) {
4576 4576 case 'a':
4577 4577 upgradeall = B_TRUE;
4578 4578 break;
4579 4579 case 'v':
4580 4580 showversions = B_TRUE;
4581 4581 break;
4582 4582 case 'V':
4583 4583 cb.cb_version = strtoll(optarg, &end, 10);
4584 4584 if (*end != '\0' ||
4585 4585 !SPA_VERSION_IS_SUPPORTED(cb.cb_version)) {
4586 4586 (void) fprintf(stderr,
4587 4587 gettext("invalid version '%s'\n"), optarg);
4588 4588 usage(B_FALSE);
4589 4589 }
4590 4590 break;
4591 4591 case ':':
4592 4592 (void) fprintf(stderr, gettext("missing argument for "
4593 4593 "'%c' option\n"), optopt);
4594 4594 usage(B_FALSE);
4595 4595 break;
4596 4596 case '?':
4597 4597 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4598 4598 optopt);
4599 4599 usage(B_FALSE);
4600 4600 }
4601 4601 }
4602 4602
4603 4603 cb.cb_argc = argc;
4604 4604 cb.cb_argv = argv;
4605 4605 argc -= optind;
4606 4606 argv += optind;
4607 4607
4608 4608 if (cb.cb_version == 0) {
4609 4609 cb.cb_version = SPA_VERSION;
4610 4610 } else if (!upgradeall && argc == 0) {
4611 4611 (void) fprintf(stderr, gettext("-V option is "
4612 4612 "incompatible with other arguments\n"));
4613 4613 usage(B_FALSE);
4614 4614 }
4615 4615
4616 4616 if (showversions) {
4617 4617 if (upgradeall || argc != 0) {
4618 4618 (void) fprintf(stderr, gettext("-v option is "
4619 4619 "incompatible with other arguments\n"));
4620 4620 usage(B_FALSE);
4621 4621 }
4622 4622 } else if (upgradeall) {
4623 4623 if (argc != 0) {
4624 4624 (void) fprintf(stderr, gettext("-a option should not "
4625 4625 "be used along with a pool name\n"));
4626 4626 usage(B_FALSE);
4627 4627 }
4628 4628 }
4629 4629
4630 4630 (void) printf(gettext("This system supports ZFS pool feature "
4631 4631 "flags.\n\n"));
4632 4632 if (showversions) {
4633 4633 int i;
4634 4634
4635 4635 (void) printf(gettext("The following features are "
4636 4636 "supported:\n\n"));
4637 4637 (void) printf(gettext("FEAT DESCRIPTION\n"));
4638 4638 (void) printf("----------------------------------------------"
4639 4639 "---------------\n");
4640 4640 for (i = 0; i < SPA_FEATURES; i++) {
4641 4641 zfeature_info_t *fi = &spa_feature_table[i];
4642 4642 const char *ro = fi->fi_can_readonly ?
4643 4643 " (read-only compatible)" : "";
4644 4644
4645 4645 (void) printf("%-37s%s\n", fi->fi_uname, ro);
4646 4646 (void) printf(" %s\n", fi->fi_desc);
4647 4647 }
4648 4648 (void) printf("\n");
4649 4649
4650 4650 (void) printf(gettext("The following legacy versions are also "
4651 4651 "supported:\n\n"));
4652 4652 (void) printf(gettext("VER DESCRIPTION\n"));
4653 4653 (void) printf("--- -----------------------------------------"
4654 4654 "---------------\n");
4655 4655 (void) printf(gettext(" 1 Initial ZFS version\n"));
4656 4656 (void) printf(gettext(" 2 Ditto blocks "
4657 4657 "(replicated metadata)\n"));
4658 4658 (void) printf(gettext(" 3 Hot spares and double parity "
4659 4659 "RAID-Z\n"));
4660 4660 (void) printf(gettext(" 4 zpool history\n"));
4661 4661 (void) printf(gettext(" 5 Compression using the gzip "
4662 4662 "algorithm\n"));
4663 4663 (void) printf(gettext(" 6 bootfs pool property\n"));
4664 4664 (void) printf(gettext(" 7 Separate intent log devices\n"));
4665 4665 (void) printf(gettext(" 8 Delegated administration\n"));
4666 4666 (void) printf(gettext(" 9 refquota and refreservation "
4667 4667 "properties\n"));
4668 4668 (void) printf(gettext(" 10 Cache devices\n"));
4669 4669 (void) printf(gettext(" 11 Improved scrub performance\n"));
4670 4670 (void) printf(gettext(" 12 Snapshot properties\n"));
4671 4671 (void) printf(gettext(" 13 snapused property\n"));
4672 4672 (void) printf(gettext(" 14 passthrough-x aclinherit\n"));
4673 4673 (void) printf(gettext(" 15 user/group space accounting\n"));
4674 4674 (void) printf(gettext(" 16 stmf property support\n"));
4675 4675 (void) printf(gettext(" 17 Triple-parity RAID-Z\n"));
4676 4676 (void) printf(gettext(" 18 Snapshot user holds\n"));
4677 4677 (void) printf(gettext(" 19 Log device removal\n"));
4678 4678 (void) printf(gettext(" 20 Compression using zle "
4679 4679 "(zero-length encoding)\n"));
4680 4680 (void) printf(gettext(" 21 Deduplication\n"));
4681 4681 (void) printf(gettext(" 22 Received properties\n"));
4682 4682 (void) printf(gettext(" 23 Slim ZIL\n"));
4683 4683 (void) printf(gettext(" 24 System attributes\n"));
4684 4684 (void) printf(gettext(" 25 Improved scrub stats\n"));
4685 4685 (void) printf(gettext(" 26 Improved snapshot deletion "
4686 4686 "performance\n"));
4687 4687 (void) printf(gettext(" 27 Improved snapshot creation "
4688 4688 "performance\n"));
4689 4689 (void) printf(gettext(" 28 Multiple vdev replacements\n"));
4690 4690 (void) printf(gettext("\nFor more information on a particular "
4691 4691 "version, including supported releases,\n"));
4692 4692 (void) printf(gettext("see the ZFS Administration Guide.\n\n"));
4693 4693 } else if (argc == 0 && upgradeall) {
4694 4694 cb.cb_first = B_TRUE;
4695 4695 ret = zpool_iter(g_zfs, upgrade_cb, &cb);
4696 4696 if (ret == 0 && cb.cb_first) {
4697 4697 if (cb.cb_version == SPA_VERSION) {
4698 4698 (void) printf(gettext("All pools are already "
4699 4699 "formatted using feature flags.\n\n"));
4700 4700 (void) printf(gettext("Every feature flags "
4701 4701 "pool already has all supported features "
4702 4702 "enabled.\n"));
4703 4703 } else {
4704 4704 (void) printf(gettext("All pools are already "
4705 4705 "formatted with version %llu or higher.\n"),
4706 4706 cb.cb_version);
4707 4707 }
4708 4708 }
4709 4709 } else if (argc == 0) {
4710 4710 cb.cb_first = B_TRUE;
4711 4711 ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb);
4712 4712 assert(ret == 0);
4713 4713
4714 4714 if (cb.cb_first) {
4715 4715 (void) printf(gettext("All pools are formatted "
4716 4716 "using feature flags.\n\n"));
4717 4717 } else {
4718 4718 (void) printf(gettext("\nUse 'zpool upgrade -v' "
4719 4719 "for a list of available legacy versions.\n"));
4720 4720 }
4721 4721
4722 4722 cb.cb_first = B_TRUE;
4723 4723 ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb);
4724 4724 assert(ret == 0);
4725 4725
4726 4726 if (cb.cb_first) {
4727 4727 (void) printf(gettext("Every feature flags pool has "
4728 4728 "all supported features enabled.\n"));
4729 4729 } else {
4730 4730 (void) printf(gettext("\n"));
4731 4731 }
4732 4732 } else {
4733 4733 ret = for_each_pool(argc, argv, B_FALSE, NULL,
4734 4734 upgrade_one, &cb);
4735 4735 }
4736 4736
4737 4737 return (ret);
4738 4738 }
4739 4739
4740 4740 typedef struct hist_cbdata {
4741 4741 boolean_t first;
4742 4742 boolean_t longfmt;
4743 4743 boolean_t internal;
4744 4744 } hist_cbdata_t;
4745 4745
4746 4746 /*
4747 4747 * Print out the command history for a specific pool.
4748 4748 */
4749 4749 static int
4750 4750 get_history_one(zpool_handle_t *zhp, void *data)
4751 4751 {
4752 4752 nvlist_t *nvhis;
4753 4753 nvlist_t **records;
4754 4754 uint_t numrecords;
4755 4755 int ret, i;
4756 4756 hist_cbdata_t *cb = (hist_cbdata_t *)data;
4757 4757
4758 4758 cb->first = B_FALSE;
4759 4759
4760 4760 (void) printf(gettext("History for '%s':\n"), zpool_get_name(zhp));
4761 4761
4762 4762 if ((ret = zpool_get_history(zhp, &nvhis)) != 0)
4763 4763 return (ret);
4764 4764
4765 4765 verify(nvlist_lookup_nvlist_array(nvhis, ZPOOL_HIST_RECORD,
4766 4766 &records, &numrecords) == 0);
4767 4767 for (i = 0; i < numrecords; i++) {
4768 4768 nvlist_t *rec = records[i];
4769 4769 char tbuf[30] = "";
4770 4770
4771 4771 if (nvlist_exists(rec, ZPOOL_HIST_TIME)) {
4772 4772 time_t tsec;
4773 4773 struct tm t;
4774 4774
4775 4775 tsec = fnvlist_lookup_uint64(records[i],
4776 4776 ZPOOL_HIST_TIME);
4777 4777 (void) localtime_r(&tsec, &t);
4778 4778 (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
4779 4779 }
4780 4780
4781 4781 if (nvlist_exists(rec, ZPOOL_HIST_CMD)) {
4782 4782 (void) printf("%s %s", tbuf,
4783 4783 fnvlist_lookup_string(rec, ZPOOL_HIST_CMD));
4784 4784 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_EVENT)) {
4785 4785 int ievent =
4786 4786 fnvlist_lookup_uint64(rec, ZPOOL_HIST_INT_EVENT);
4787 4787 if (!cb->internal)
4788 4788 continue;
4789 4789 if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) {
4790 4790 (void) printf("%s unrecognized record:\n",
4791 4791 tbuf);
4792 4792 dump_nvlist(rec, 4);
4793 4793 continue;
4794 4794 }
4795 4795 (void) printf("%s [internal %s txg:%lld] %s", tbuf,
4796 4796 zfs_history_event_names[ievent],
4797 4797 fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
4798 4798 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_STR));
4799 4799 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_NAME)) {
4800 4800 if (!cb->internal)
4801 4801 continue;
4802 4802 (void) printf("%s [txg:%lld] %s", tbuf,
4803 4803 fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
4804 4804 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_NAME));
4805 4805 if (nvlist_exists(rec, ZPOOL_HIST_DSNAME)) {
4806 4806 (void) printf(" %s (%llu)",
4807 4807 fnvlist_lookup_string(rec,
4808 4808 ZPOOL_HIST_DSNAME),
4809 4809 fnvlist_lookup_uint64(rec,
4810 4810 ZPOOL_HIST_DSID));
4811 4811 }
4812 4812 (void) printf(" %s", fnvlist_lookup_string(rec,
4813 4813 ZPOOL_HIST_INT_STR));
4814 4814 } else if (nvlist_exists(rec, ZPOOL_HIST_IOCTL)) {
4815 4815 if (!cb->internal)
4816 4816 continue;
4817 4817 (void) printf("%s ioctl %s\n", tbuf,
4818 4818 fnvlist_lookup_string(rec, ZPOOL_HIST_IOCTL));
4819 4819 if (nvlist_exists(rec, ZPOOL_HIST_INPUT_NVL)) {
4820 4820 (void) printf(" input:\n");
4821 4821 dump_nvlist(fnvlist_lookup_nvlist(rec,
4822 4822 ZPOOL_HIST_INPUT_NVL), 8);
4823 4823 }
4824 4824 if (nvlist_exists(rec, ZPOOL_HIST_OUTPUT_NVL)) {
4825 4825 (void) printf(" output:\n");
4826 4826 dump_nvlist(fnvlist_lookup_nvlist(rec,
4827 4827 ZPOOL_HIST_OUTPUT_NVL), 8);
4828 4828 }
4829 4829 } else {
4830 4830 if (!cb->internal)
4831 4831 continue;
4832 4832 (void) printf("%s unrecognized record:\n", tbuf);
4833 4833 dump_nvlist(rec, 4);
4834 4834 }
4835 4835
4836 4836 if (!cb->longfmt) {
4837 4837 (void) printf("\n");
4838 4838 continue;
4839 4839 }
4840 4840 (void) printf(" [");
4841 4841 if (nvlist_exists(rec, ZPOOL_HIST_WHO)) {
4842 4842 uid_t who = fnvlist_lookup_uint64(rec, ZPOOL_HIST_WHO);
4843 4843 struct passwd *pwd = getpwuid(who);
4844 4844 (void) printf("user %d ", (int)who);
4845 4845 if (pwd != NULL)
4846 4846 (void) printf("(%s) ", pwd->pw_name);
4847 4847 }
4848 4848 if (nvlist_exists(rec, ZPOOL_HIST_HOST)) {
4849 4849 (void) printf("on %s",
4850 4850 fnvlist_lookup_string(rec, ZPOOL_HIST_HOST));
4851 4851 }
4852 4852 if (nvlist_exists(rec, ZPOOL_HIST_ZONE)) {
4853 4853 (void) printf(":%s",
4854 4854 fnvlist_lookup_string(rec, ZPOOL_HIST_ZONE));
4855 4855 }
4856 4856 (void) printf("]");
4857 4857 (void) printf("\n");
4858 4858 }
4859 4859 (void) printf("\n");
4860 4860 nvlist_free(nvhis);
4861 4861
4862 4862 return (ret);
4863 4863 }
4864 4864
4865 4865 /*
4866 4866 * zpool history <pool>
4867 4867 *
4868 4868 * Displays the history of commands that modified pools.
4869 4869 */
4870 4870 int
4871 4871 zpool_do_history(int argc, char **argv)
4872 4872 {
4873 4873 hist_cbdata_t cbdata = { 0 };
4874 4874 int ret;
4875 4875 int c;
4876 4876
4877 4877 cbdata.first = B_TRUE;
4878 4878 /* check options */
4879 4879 while ((c = getopt(argc, argv, "li")) != -1) {
4880 4880 switch (c) {
4881 4881 case 'l':
4882 4882 cbdata.longfmt = B_TRUE;
4883 4883 break;
4884 4884 case 'i':
4885 4885 cbdata.internal = B_TRUE;
4886 4886 break;
4887 4887 case '?':
4888 4888 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4889 4889 optopt);
4890 4890 usage(B_FALSE);
4891 4891 }
4892 4892 }
4893 4893 argc -= optind;
4894 4894 argv += optind;
4895 4895
4896 4896 ret = for_each_pool(argc, argv, B_FALSE, NULL, get_history_one,
4897 4897 &cbdata);
4898 4898
4899 4899 if (argc == 0 && cbdata.first == B_TRUE) {
4900 4900 (void) printf(gettext("no pools available\n"));
4901 4901 return (0);
4902 4902 }
4903 4903
4904 4904 return (ret);
4905 4905 }
4906 4906
4907 4907 static int
4908 4908 get_callback(zpool_handle_t *zhp, void *data)
4909 4909 {
4910 4910 zprop_get_cbdata_t *cbp = (zprop_get_cbdata_t *)data;
4911 4911 char value[MAXNAMELEN];
4912 4912 zprop_source_t srctype;
4913 4913 zprop_list_t *pl;
4914 4914
4915 4915 for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) {
4916 4916
4917 4917 /*
4918 4918 * Skip the special fake placeholder. This will also skip
4919 4919 * over the name property when 'all' is specified.
4920 4920 */
4921 4921 if (pl->pl_prop == ZPOOL_PROP_NAME &&
4922 4922 pl == cbp->cb_proplist)
4923 4923 continue;
4924 4924
4925 4925 if (pl->pl_prop == ZPROP_INVAL &&
4926 4926 (zpool_prop_feature(pl->pl_user_prop) ||
4927 4927 zpool_prop_unsupported(pl->pl_user_prop))) {
4928 4928 srctype = ZPROP_SRC_LOCAL;
4929 4929
4930 4930 if (zpool_prop_get_feature(zhp, pl->pl_user_prop,
4931 4931 value, sizeof (value)) == 0) {
4932 4932 zprop_print_one_property(zpool_get_name(zhp),
4933 4933 cbp, pl->pl_user_prop, value, srctype,
4934 4934 NULL, NULL);
4935 4935 }
4936 4936 } else {
4937 4937 if (zpool_get_prop(zhp, pl->pl_prop, value,
4938 4938 sizeof (value), &srctype) != 0)
4939 4939 continue;
4940 4940
4941 4941 zprop_print_one_property(zpool_get_name(zhp), cbp,
4942 4942 zpool_prop_to_name(pl->pl_prop), value, srctype,
4943 4943 NULL, NULL);
4944 4944 }
4945 4945 }
4946 4946 return (0);
4947 4947 }
4948 4948
4949 4949 int
4950 4950 zpool_do_get(int argc, char **argv)
4951 4951 {
4952 4952 zprop_get_cbdata_t cb = { 0 };
4953 4953 zprop_list_t fake_name = { 0 };
4954 4954 int ret;
4955 4955
4956 4956 if (argc < 2) {
4957 4957 (void) fprintf(stderr, gettext("missing property "
4958 4958 "argument\n"));
4959 4959 usage(B_FALSE);
4960 4960 }
4961 4961
4962 4962 cb.cb_first = B_TRUE;
4963 4963 cb.cb_sources = ZPROP_SRC_ALL;
4964 4964 cb.cb_columns[0] = GET_COL_NAME;
4965 4965 cb.cb_columns[1] = GET_COL_PROPERTY;
4966 4966 cb.cb_columns[2] = GET_COL_VALUE;
4967 4967 cb.cb_columns[3] = GET_COL_SOURCE;
4968 4968 cb.cb_type = ZFS_TYPE_POOL;
4969 4969
4970 4970 if (zprop_get_list(g_zfs, argv[1], &cb.cb_proplist,
4971 4971 ZFS_TYPE_POOL) != 0)
4972 4972 usage(B_FALSE);
4973 4973
4974 4974 if (cb.cb_proplist != NULL) {
4975 4975 fake_name.pl_prop = ZPOOL_PROP_NAME;
4976 4976 fake_name.pl_width = strlen(gettext("NAME"));
4977 4977 fake_name.pl_next = cb.cb_proplist;
4978 4978 cb.cb_proplist = &fake_name;
4979 4979 }
4980 4980
4981 4981 ret = for_each_pool(argc - 2, argv + 2, B_TRUE, &cb.cb_proplist,
4982 4982 get_callback, &cb);
4983 4983
4984 4984 if (cb.cb_proplist == &fake_name)
4985 4985 zprop_free_list(fake_name.pl_next);
4986 4986 else
4987 4987 zprop_free_list(cb.cb_proplist);
4988 4988
4989 4989 return (ret);
4990 4990 }
4991 4991
4992 4992 typedef struct set_cbdata {
4993 4993 char *cb_propname;
4994 4994 char *cb_value;
4995 4995 boolean_t cb_any_successful;
4996 4996 } set_cbdata_t;
4997 4997
4998 4998 int
4999 4999 set_callback(zpool_handle_t *zhp, void *data)
5000 5000 {
5001 5001 int error;
5002 5002 set_cbdata_t *cb = (set_cbdata_t *)data;
5003 5003
5004 5004 error = zpool_set_prop(zhp, cb->cb_propname, cb->cb_value);
5005 5005
5006 5006 if (!error)
5007 5007 cb->cb_any_successful = B_TRUE;
5008 5008
5009 5009 return (error);
5010 5010 }
5011 5011
5012 5012 int
5013 5013 zpool_do_set(int argc, char **argv)
5014 5014 {
5015 5015 set_cbdata_t cb = { 0 };
5016 5016 int error;
5017 5017
5018 5018 if (argc > 1 && argv[1][0] == '-') {
5019 5019 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5020 5020 argv[1][1]);
5021 5021 usage(B_FALSE);
5022 5022 }
5023 5023
5024 5024 if (argc < 2) {
5025 5025 (void) fprintf(stderr, gettext("missing property=value "
5026 5026 "argument\n"));
5027 5027 usage(B_FALSE);
5028 5028 }
5029 5029
5030 5030 if (argc < 3) {
5031 5031 (void) fprintf(stderr, gettext("missing pool name\n"));
5032 5032 usage(B_FALSE);
5033 5033 }
5034 5034
5035 5035 if (argc > 3) {
5036 5036 (void) fprintf(stderr, gettext("too many pool names\n"));
5037 5037 usage(B_FALSE);
5038 5038 }
5039 5039
5040 5040 cb.cb_propname = argv[1];
5041 5041 cb.cb_value = strchr(cb.cb_propname, '=');
5042 5042 if (cb.cb_value == NULL) {
5043 5043 (void) fprintf(stderr, gettext("missing value in "
5044 5044 "property=value argument\n"));
5045 5045 usage(B_FALSE);
5046 5046 }
5047 5047
5048 5048 *(cb.cb_value) = '\0';
5049 5049 cb.cb_value++;
5050 5050
5051 5051 error = for_each_pool(argc - 2, argv + 2, B_TRUE, NULL,
5052 5052 set_callback, &cb);
5053 5053
5054 5054 return (error);
5055 5055 }
5056 5056
5057 5057 static int
5058 5058 find_command_idx(char *command, int *idx)
5059 5059 {
5060 5060 int i;
5061 5061
5062 5062 for (i = 0; i < NCOMMAND; i++) {
5063 5063 if (command_table[i].name == NULL)
5064 5064 continue;
5065 5065
5066 5066 if (strcmp(command, command_table[i].name) == 0) {
5067 5067 *idx = i;
5068 5068 return (0);
5069 5069 }
5070 5070 }
5071 5071 return (1);
5072 5072 }
5073 5073
5074 5074 int
5075 5075 main(int argc, char **argv)
5076 5076 {
5077 5077 int ret;
5078 5078 int i;
5079 5079 char *cmdname;
5080 5080
5081 5081 (void) setlocale(LC_ALL, "");
5082 5082 (void) textdomain(TEXT_DOMAIN);
5083 5083
5084 5084 if ((g_zfs = libzfs_init()) == NULL) {
5085 5085 (void) fprintf(stderr, gettext("internal error: failed to "
5086 5086 "initialize ZFS library\n"));
5087 5087 return (1);
5088 5088 }
5089 5089
5090 5090 libzfs_print_on_error(g_zfs, B_TRUE);
5091 5091
5092 5092 opterr = 0;
5093 5093
5094 5094 /*
5095 5095 * Make sure the user has specified some command.
5096 5096 */
5097 5097 if (argc < 2) {
5098 5098 (void) fprintf(stderr, gettext("missing command\n"));
5099 5099 usage(B_FALSE);
5100 5100 }
5101 5101
5102 5102 cmdname = argv[1];
5103 5103
5104 5104 /*
5105 5105 * Special case '-?'
5106 5106 */
5107 5107 if (strcmp(cmdname, "-?") == 0)
5108 5108 usage(B_TRUE);
5109 5109
5110 5110 zfs_save_arguments(argc, argv, history_str, sizeof (history_str));
5111 5111
5112 5112 /*
5113 5113 * Run the appropriate command.
5114 5114 */
5115 5115 if (find_command_idx(cmdname, &i) == 0) {
5116 5116 current_command = &command_table[i];
5117 5117 ret = command_table[i].func(argc - 1, argv + 1);
5118 5118 } else if (strchr(cmdname, '=')) {
5119 5119 verify(find_command_idx("set", &i) == 0);
5120 5120 current_command = &command_table[i];
5121 5121 ret = command_table[i].func(argc, argv);
5122 5122 } else if (strcmp(cmdname, "freeze") == 0 && argc == 3) {
5123 5123 /*
5124 5124 * 'freeze' is a vile debugging abomination, so we treat
5125 5125 * it as such.
5126 5126 */
5127 5127 char buf[16384];
5128 5128 int fd = open(ZFS_DEV, O_RDWR);
5129 5129 (void) strcpy((void *)buf, argv[2]);
5130 5130 return (!!ioctl(fd, ZFS_IOC_POOL_FREEZE, buf));
5131 5131 } else {
5132 5132 (void) fprintf(stderr, gettext("unrecognized "
5133 5133 "command '%s'\n"), cmdname);
5134 5134 usage(B_FALSE);
5135 5135 }
5136 5136
5137 5137 if (ret == 0 && log_history)
5138 5138 (void) zpool_log_history(g_zfs, history_str);
5139 5139
5140 5140 libzfs_fini(g_zfs);
5141 5141
5142 5142 /*
5143 5143 * The 'ZFS_ABORT' environment variable causes us to dump core on exit
5144 5144 * for the purposes of running ::findleaks.
5145 5145 */
5146 5146 if (getenv("ZFS_ABORT") != NULL) {
5147 5147 (void) printf("dumping core by request\n");
5148 5148 abort();
5149 5149 }
5150 5150
5151 5151 return (ret);
5152 5152 }
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