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5882 Temporary pool names
Reviewed by: Matt Ahrens <matt@delphix.com>
Reviewed by: Igor Kozhukhov <igor@dilos.org>
Reviewed by: John Kennedy <john.kennedy@delphix.com>
Approved by: Dan McDonald <danmcd@joyent.com>
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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 (c) 2011, 2018 by Delphix. All rights reserved.
25 25 * Copyright (c) 2012 by Frederik Wessels. All rights reserved.
26 26 * Copyright (c) 2013 by Prasad Joshi (sTec). All rights reserved.
27 27 * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>.
28 28 * Copyright 2016 Nexenta Systems, Inc.
29 29 * Copyright (c) 2017 Datto Inc.
30 30 */
31 31
32 32 #include <assert.h>
33 33 #include <ctype.h>
34 34 #include <dirent.h>
35 35 #include <errno.h>
36 36 #include <fcntl.h>
37 37 #include <getopt.h>
38 38 #include <libgen.h>
39 39 #include <libintl.h>
40 40 #include <libuutil.h>
41 41 #include <locale.h>
42 42 #include <stdio.h>
43 43 #include <stdlib.h>
44 44 #include <string.h>
45 45 #include <strings.h>
46 46 #include <unistd.h>
47 47 #include <priv.h>
48 48 #include <pwd.h>
49 49 #include <zone.h>
50 50 #include <zfs_prop.h>
51 51 #include <sys/fs/zfs.h>
52 52 #include <sys/stat.h>
53 53
54 54 #include <libzfs.h>
55 55
56 56 #include "zpool_util.h"
57 57 #include "zfs_comutil.h"
58 58 #include "zfeature_common.h"
59 59
60 60 #include "statcommon.h"
61 61
62 62 static int zpool_do_create(int, char **);
63 63 static int zpool_do_destroy(int, char **);
64 64
65 65 static int zpool_do_add(int, char **);
66 66 static int zpool_do_remove(int, char **);
67 67 static int zpool_do_labelclear(int, char **);
68 68
69 69 static int zpool_do_checkpoint(int, char **);
70 70
71 71 static int zpool_do_list(int, char **);
72 72 static int zpool_do_iostat(int, char **);
73 73 static int zpool_do_status(int, char **);
74 74
75 75 static int zpool_do_online(int, char **);
76 76 static int zpool_do_offline(int, char **);
77 77 static int zpool_do_clear(int, char **);
78 78 static int zpool_do_reopen(int, char **);
79 79
80 80 static int zpool_do_reguid(int, char **);
81 81
82 82 static int zpool_do_attach(int, char **);
83 83 static int zpool_do_detach(int, char **);
84 84 static int zpool_do_replace(int, char **);
85 85 static int zpool_do_split(int, char **);
86 86
87 87 static int zpool_do_initialize(int, char **);
88 88 static int zpool_do_scrub(int, char **);
89 89
90 90 static int zpool_do_import(int, char **);
91 91 static int zpool_do_export(int, char **);
92 92
93 93 static int zpool_do_upgrade(int, char **);
94 94
95 95 static int zpool_do_history(int, char **);
96 96
97 97 static int zpool_do_get(int, char **);
98 98 static int zpool_do_set(int, char **);
99 99
100 100 /*
101 101 * These libumem hooks provide a reasonable set of defaults for the allocator's
102 102 * debugging facilities.
103 103 */
104 104
105 105 #ifdef DEBUG
106 106 const char *
107 107 _umem_debug_init(void)
108 108 {
109 109 return ("default,verbose"); /* $UMEM_DEBUG setting */
110 110 }
111 111
112 112 const char *
113 113 _umem_logging_init(void)
114 114 {
115 115 return ("fail,contents"); /* $UMEM_LOGGING setting */
116 116 }
117 117 #endif
118 118
119 119 typedef enum {
120 120 HELP_ADD,
121 121 HELP_ATTACH,
122 122 HELP_CLEAR,
123 123 HELP_CREATE,
124 124 HELP_CHECKPOINT,
125 125 HELP_DESTROY,
126 126 HELP_DETACH,
127 127 HELP_EXPORT,
128 128 HELP_HISTORY,
129 129 HELP_IMPORT,
130 130 HELP_IOSTAT,
131 131 HELP_LABELCLEAR,
132 132 HELP_LIST,
133 133 HELP_OFFLINE,
134 134 HELP_ONLINE,
135 135 HELP_REPLACE,
136 136 HELP_REMOVE,
137 137 HELP_INITIALIZE,
138 138 HELP_SCRUB,
139 139 HELP_STATUS,
140 140 HELP_UPGRADE,
141 141 HELP_GET,
142 142 HELP_SET,
143 143 HELP_SPLIT,
144 144 HELP_REGUID,
145 145 HELP_REOPEN
146 146 } zpool_help_t;
147 147
148 148
149 149 typedef struct zpool_command {
150 150 const char *name;
151 151 int (*func)(int, char **);
152 152 zpool_help_t usage;
153 153 } zpool_command_t;
154 154
155 155 /*
156 156 * Master command table. Each ZFS command has a name, associated function, and
157 157 * usage message. The usage messages need to be internationalized, so we have
158 158 * to have a function to return the usage message based on a command index.
159 159 *
160 160 * These commands are organized according to how they are displayed in the usage
161 161 * message. An empty command (one with a NULL name) indicates an empty line in
162 162 * the generic usage message.
163 163 */
164 164 static zpool_command_t command_table[] = {
165 165 { "create", zpool_do_create, HELP_CREATE },
166 166 { "destroy", zpool_do_destroy, HELP_DESTROY },
167 167 { NULL },
168 168 { "add", zpool_do_add, HELP_ADD },
169 169 { "remove", zpool_do_remove, HELP_REMOVE },
170 170 { NULL },
171 171 { "labelclear", zpool_do_labelclear, HELP_LABELCLEAR },
172 172 { NULL },
173 173 { "checkpoint", zpool_do_checkpoint, HELP_CHECKPOINT },
174 174 { NULL },
175 175 { "list", zpool_do_list, HELP_LIST },
176 176 { "iostat", zpool_do_iostat, HELP_IOSTAT },
177 177 { "status", zpool_do_status, HELP_STATUS },
178 178 { NULL },
179 179 { "online", zpool_do_online, HELP_ONLINE },
180 180 { "offline", zpool_do_offline, HELP_OFFLINE },
181 181 { "clear", zpool_do_clear, HELP_CLEAR },
182 182 { "reopen", zpool_do_reopen, HELP_REOPEN },
183 183 { NULL },
184 184 { "attach", zpool_do_attach, HELP_ATTACH },
185 185 { "detach", zpool_do_detach, HELP_DETACH },
186 186 { "replace", zpool_do_replace, HELP_REPLACE },
187 187 { "split", zpool_do_split, HELP_SPLIT },
188 188 { NULL },
189 189 { "initialize", zpool_do_initialize, HELP_INITIALIZE },
190 190 { "scrub", zpool_do_scrub, HELP_SCRUB },
191 191 { NULL },
192 192 { "import", zpool_do_import, HELP_IMPORT },
193 193 { "export", zpool_do_export, HELP_EXPORT },
194 194 { "upgrade", zpool_do_upgrade, HELP_UPGRADE },
195 195 { "reguid", zpool_do_reguid, HELP_REGUID },
196 196 { NULL },
197 197 { "history", zpool_do_history, HELP_HISTORY },
198 198 { "get", zpool_do_get, HELP_GET },
199 199 { "set", zpool_do_set, HELP_SET },
200 200 };
201 201
202 202 #define NCOMMAND (sizeof (command_table) / sizeof (command_table[0]))
203 203
204 204 static zpool_command_t *current_command;
205 205 static char history_str[HIS_MAX_RECORD_LEN];
206 206 static boolean_t log_history = B_TRUE;
207 207 static uint_t timestamp_fmt = NODATE;
208 208
209 209 static const char *
210 210 get_usage(zpool_help_t idx)
211 211 {
212 212 switch (idx) {
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213 213 case HELP_ADD:
214 214 return (gettext("\tadd [-fn] <pool> <vdev> ...\n"));
215 215 case HELP_ATTACH:
216 216 return (gettext("\tattach [-f] <pool> <device> "
217 217 "<new-device>\n"));
218 218 case HELP_CLEAR:
219 219 return (gettext("\tclear [-nF] <pool> [device]\n"));
220 220 case HELP_CREATE:
221 221 return (gettext("\tcreate [-fnd] [-B] "
222 222 "[-o property=value] ... \n"
223 - "\t [-O file-system-property=value] ... \n"
224 - "\t [-m mountpoint] [-R root] <pool> <vdev> ...\n"));
223 + "\t [-O file-system-property=value] ...\n"
224 + "\t [-m mountpoint] [-R root] [-t tempname] "
225 + "<pool> <vdev> ...\n"));
225 226 case HELP_CHECKPOINT:
226 227 return (gettext("\tcheckpoint [--discard] <pool> ...\n"));
227 228 case HELP_DESTROY:
228 229 return (gettext("\tdestroy [-f] <pool>\n"));
229 230 case HELP_DETACH:
230 231 return (gettext("\tdetach <pool> <device>\n"));
231 232 case HELP_EXPORT:
232 233 return (gettext("\texport [-f] <pool> ...\n"));
233 234 case HELP_HISTORY:
234 235 return (gettext("\thistory [-il] [<pool>] ...\n"));
235 236 case HELP_IMPORT:
236 237 return (gettext("\timport [-d dir] [-D]\n"
237 238 "\timport [-o mntopts] [-o property=value] ... \n"
238 239 "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
239 240 "[-R root] [-F [-n]] -a\n"
240 241 "\timport [-o mntopts] [-o property=value] ... \n"
241 242 "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
242 - "[-R root] [-F [-n]]\n"
243 + "[-R root] [-F [-n]] [-t]\n"
243 244 "\t [--rewind-to-checkpoint] <pool | id> [newpool]\n"));
244 245 case HELP_IOSTAT:
245 246 return (gettext("\tiostat [-v] [-T d|u] [pool] ... [interval "
246 247 "[count]]\n"));
247 248 case HELP_LABELCLEAR:
248 249 return (gettext("\tlabelclear [-f] <vdev>\n"));
249 250 case HELP_LIST:
250 251 return (gettext("\tlist [-Hp] [-o property[,...]] "
251 252 "[-T d|u] [pool] ... [interval [count]]\n"));
252 253 case HELP_OFFLINE:
253 254 return (gettext("\toffline [-t] <pool> <device> ...\n"));
254 255 case HELP_ONLINE:
255 256 return (gettext("\tonline <pool> <device> ...\n"));
256 257 case HELP_REPLACE:
257 258 return (gettext("\treplace [-f] <pool> <device> "
258 259 "[new-device]\n"));
259 260 case HELP_REMOVE:
260 261 return (gettext("\tremove [-nps] <pool> <device> ...\n"));
261 262 case HELP_REOPEN:
262 263 return (gettext("\treopen <pool>\n"));
263 264 case HELP_INITIALIZE:
264 265 return (gettext("\tinitialize [-cs] <pool> [<device> ...]\n"));
265 266 case HELP_SCRUB:
266 267 return (gettext("\tscrub [-s | -p] <pool> ...\n"));
267 268 case HELP_STATUS:
268 269 return (gettext("\tstatus [-vx] [-T d|u] [pool] ... [interval "
269 270 "[count]]\n"));
270 271 case HELP_UPGRADE:
271 272 return (gettext("\tupgrade\n"
272 273 "\tupgrade -v\n"
273 274 "\tupgrade [-V version] <-a | pool ...>\n"));
274 275 case HELP_GET:
275 276 return (gettext("\tget [-Hp] [-o \"all\" | field[,...]] "
276 277 "<\"all\" | property[,...]> <pool> ...\n"));
277 278 case HELP_SET:
278 279 return (gettext("\tset <property=value> <pool> \n"));
279 280 case HELP_SPLIT:
280 281 return (gettext("\tsplit [-n] [-R altroot] [-o mntopts]\n"
281 282 "\t [-o property=value] <pool> <newpool> "
282 283 "[<device> ...]\n"));
283 284 case HELP_REGUID:
284 285 return (gettext("\treguid <pool>\n"));
285 286 }
286 287
287 288 abort();
288 289 /* NOTREACHED */
289 290 }
290 291
291 292
292 293 /*
293 294 * Callback routine that will print out a pool property value.
294 295 */
295 296 static int
296 297 print_prop_cb(int prop, void *cb)
297 298 {
298 299 FILE *fp = cb;
299 300
300 301 (void) fprintf(fp, "\t%-15s ", zpool_prop_to_name(prop));
301 302
302 303 if (zpool_prop_readonly(prop))
303 304 (void) fprintf(fp, " NO ");
304 305 else
305 306 (void) fprintf(fp, " YES ");
306 307
307 308 if (zpool_prop_values(prop) == NULL)
308 309 (void) fprintf(fp, "-\n");
309 310 else
310 311 (void) fprintf(fp, "%s\n", zpool_prop_values(prop));
311 312
312 313 return (ZPROP_CONT);
313 314 }
314 315
315 316 /*
316 317 * Display usage message. If we're inside a command, display only the usage for
317 318 * that command. Otherwise, iterate over the entire command table and display
318 319 * a complete usage message.
319 320 */
320 321 void
321 322 usage(boolean_t requested)
322 323 {
323 324 FILE *fp = requested ? stdout : stderr;
324 325
325 326 if (current_command == NULL) {
326 327 int i;
327 328
328 329 (void) fprintf(fp, gettext("usage: zpool command args ...\n"));
329 330 (void) fprintf(fp,
330 331 gettext("where 'command' is one of the following:\n\n"));
331 332
332 333 for (i = 0; i < NCOMMAND; i++) {
333 334 if (command_table[i].name == NULL)
334 335 (void) fprintf(fp, "\n");
335 336 else
336 337 (void) fprintf(fp, "%s",
337 338 get_usage(command_table[i].usage));
338 339 }
339 340 } else {
340 341 (void) fprintf(fp, gettext("usage:\n"));
341 342 (void) fprintf(fp, "%s", get_usage(current_command->usage));
342 343 }
343 344
344 345 if (current_command != NULL &&
345 346 ((strcmp(current_command->name, "set") == 0) ||
346 347 (strcmp(current_command->name, "get") == 0) ||
347 348 (strcmp(current_command->name, "list") == 0))) {
348 349
349 350 (void) fprintf(fp,
350 351 gettext("\nthe following properties are supported:\n"));
351 352
352 353 (void) fprintf(fp, "\n\t%-15s %s %s\n\n",
353 354 "PROPERTY", "EDIT", "VALUES");
354 355
355 356 /* Iterate over all properties */
356 357 (void) zprop_iter(print_prop_cb, fp, B_FALSE, B_TRUE,
357 358 ZFS_TYPE_POOL);
358 359
359 360 (void) fprintf(fp, "\t%-15s ", "feature@...");
360 361 (void) fprintf(fp, "YES disabled | enabled | active\n");
361 362
362 363 (void) fprintf(fp, gettext("\nThe feature@ properties must be "
363 364 "appended with a feature name.\nSee zpool-features(5).\n"));
364 365 }
365 366
366 367 /*
367 368 * See comments at end of main().
368 369 */
369 370 if (getenv("ZFS_ABORT") != NULL) {
370 371 (void) printf("dumping core by request\n");
371 372 abort();
372 373 }
373 374
374 375 exit(requested ? 0 : 2);
375 376 }
376 377
377 378 void
378 379 print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent,
379 380 boolean_t print_logs)
380 381 {
381 382 nvlist_t **child;
382 383 uint_t c, children;
383 384 char *vname;
384 385
385 386 if (name != NULL)
386 387 (void) printf("\t%*s%s\n", indent, "", name);
387 388
388 389 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
389 390 &child, &children) != 0)
390 391 return;
391 392
392 393 for (c = 0; c < children; c++) {
393 394 uint64_t is_log = B_FALSE;
394 395
395 396 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
396 397 &is_log);
397 398 if ((is_log && !print_logs) || (!is_log && print_logs))
398 399 continue;
399 400
400 401 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
401 402 print_vdev_tree(zhp, vname, child[c], indent + 2,
402 403 B_FALSE);
403 404 free(vname);
404 405 }
405 406 }
406 407
407 408 static boolean_t
408 409 prop_list_contains_feature(nvlist_t *proplist)
409 410 {
410 411 nvpair_t *nvp;
411 412 for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp;
412 413 nvp = nvlist_next_nvpair(proplist, nvp)) {
413 414 if (zpool_prop_feature(nvpair_name(nvp)))
414 415 return (B_TRUE);
415 416 }
416 417 return (B_FALSE);
417 418 }
418 419
419 420 /*
420 421 * Add a property pair (name, string-value) into a property nvlist.
421 422 */
422 423 static int
423 424 add_prop_list(const char *propname, char *propval, nvlist_t **props,
424 425 boolean_t poolprop)
425 426 {
426 427 zpool_prop_t prop = ZPOOL_PROP_INVAL;
427 428 zfs_prop_t fprop;
428 429 nvlist_t *proplist;
429 430 const char *normnm;
430 431 char *strval;
431 432
432 433 if (*props == NULL &&
433 434 nvlist_alloc(props, NV_UNIQUE_NAME, 0) != 0) {
434 435 (void) fprintf(stderr,
435 436 gettext("internal error: out of memory\n"));
436 437 return (1);
437 438 }
438 439
439 440 proplist = *props;
440 441
441 442 if (poolprop) {
442 443 const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION);
443 444
444 445 if ((prop = zpool_name_to_prop(propname)) == ZPOOL_PROP_INVAL &&
445 446 !zpool_prop_feature(propname)) {
446 447 (void) fprintf(stderr, gettext("property '%s' is "
447 448 "not a valid pool property\n"), propname);
448 449 return (2);
449 450 }
450 451
451 452 /*
452 453 * feature@ properties and version should not be specified
453 454 * at the same time.
454 455 */
455 456 if ((prop == ZPOOL_PROP_INVAL && zpool_prop_feature(propname) &&
456 457 nvlist_exists(proplist, vname)) ||
457 458 (prop == ZPOOL_PROP_VERSION &&
458 459 prop_list_contains_feature(proplist))) {
459 460 (void) fprintf(stderr, gettext("'feature@' and "
460 461 "'version' properties cannot be specified "
461 462 "together\n"));
462 463 return (2);
463 464 }
464 465
465 466
466 467 if (zpool_prop_feature(propname))
467 468 normnm = propname;
468 469 else
469 470 normnm = zpool_prop_to_name(prop);
470 471 } else {
471 472 if ((fprop = zfs_name_to_prop(propname)) != ZPROP_INVAL) {
472 473 normnm = zfs_prop_to_name(fprop);
473 474 } else {
474 475 normnm = propname;
475 476 }
476 477 }
477 478
478 479 if (nvlist_lookup_string(proplist, normnm, &strval) == 0 &&
479 480 prop != ZPOOL_PROP_CACHEFILE) {
480 481 (void) fprintf(stderr, gettext("property '%s' "
481 482 "specified multiple times\n"), propname);
482 483 return (2);
483 484 }
484 485
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485 486 if (nvlist_add_string(proplist, normnm, propval) != 0) {
486 487 (void) fprintf(stderr, gettext("internal "
487 488 "error: out of memory\n"));
488 489 return (1);
489 490 }
490 491
491 492 return (0);
492 493 }
493 494
494 495 /*
496 + * Set a default property pair (name, string-value) in a property nvlist
497 + */
498 +static int
499 +add_prop_list_default(const char *propname, char *propval, nvlist_t **props,
500 + boolean_t poolprop)
501 +{
502 + char *pval;
503 +
504 + if (nvlist_lookup_string(*props, propname, &pval) == 0)
505 + return (0);
506 +
507 + return (add_prop_list(propname, propval, props, poolprop));
508 +}
509 +
510 +/*
495 511 * zpool add [-fn] <pool> <vdev> ...
496 512 *
497 513 * -f Force addition of devices, even if they appear in use
498 514 * -n Do not add the devices, but display the resulting layout if
499 515 * they were to be added.
500 516 *
501 517 * Adds the given vdevs to 'pool'. As with create, the bulk of this work is
502 518 * handled by get_vdev_spec(), which constructs the nvlist needed to pass to
503 519 * libzfs.
504 520 */
505 521 int
506 522 zpool_do_add(int argc, char **argv)
507 523 {
508 524 boolean_t force = B_FALSE;
509 525 boolean_t dryrun = B_FALSE;
510 526 int c;
511 527 nvlist_t *nvroot;
512 528 char *poolname;
513 529 zpool_boot_label_t boot_type;
514 530 uint64_t boot_size;
515 531 int ret;
516 532 zpool_handle_t *zhp;
517 533 nvlist_t *config;
518 534
519 535 /* check options */
520 536 while ((c = getopt(argc, argv, "fn")) != -1) {
521 537 switch (c) {
522 538 case 'f':
523 539 force = B_TRUE;
524 540 break;
525 541 case 'n':
526 542 dryrun = B_TRUE;
527 543 break;
528 544 case '?':
529 545 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
530 546 optopt);
531 547 usage(B_FALSE);
532 548 }
533 549 }
534 550
535 551 argc -= optind;
536 552 argv += optind;
537 553
538 554 /* get pool name and check number of arguments */
539 555 if (argc < 1) {
540 556 (void) fprintf(stderr, gettext("missing pool name argument\n"));
541 557 usage(B_FALSE);
542 558 }
543 559 if (argc < 2) {
544 560 (void) fprintf(stderr, gettext("missing vdev specification\n"));
545 561 usage(B_FALSE);
546 562 }
547 563
548 564 poolname = argv[0];
549 565
550 566 argc--;
551 567 argv++;
552 568
553 569 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
554 570 return (1);
555 571
556 572 if ((config = zpool_get_config(zhp, NULL)) == NULL) {
557 573 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
558 574 poolname);
559 575 zpool_close(zhp);
560 576 return (1);
561 577 }
562 578
563 579 if (zpool_is_bootable(zhp))
564 580 boot_type = ZPOOL_COPY_BOOT_LABEL;
565 581 else
566 582 boot_type = ZPOOL_NO_BOOT_LABEL;
567 583
568 584 /* pass off to get_vdev_spec for processing */
569 585 boot_size = zpool_get_prop_int(zhp, ZPOOL_PROP_BOOTSIZE, NULL);
570 586 nvroot = make_root_vdev(zhp, force, !force, B_FALSE, dryrun,
571 587 boot_type, boot_size, argc, argv);
572 588 if (nvroot == NULL) {
573 589 zpool_close(zhp);
574 590 return (1);
575 591 }
576 592
577 593 if (dryrun) {
578 594 nvlist_t *poolnvroot;
579 595
580 596 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
581 597 &poolnvroot) == 0);
582 598
583 599 (void) printf(gettext("would update '%s' to the following "
584 600 "configuration:\n"), zpool_get_name(zhp));
585 601
586 602 /* print original main pool and new tree */
587 603 print_vdev_tree(zhp, poolname, poolnvroot, 0, B_FALSE);
588 604 print_vdev_tree(zhp, NULL, nvroot, 0, B_FALSE);
589 605
590 606 /* Do the same for the logs */
591 607 if (num_logs(poolnvroot) > 0) {
592 608 print_vdev_tree(zhp, "logs", poolnvroot, 0, B_TRUE);
593 609 print_vdev_tree(zhp, NULL, nvroot, 0, B_TRUE);
594 610 } else if (num_logs(nvroot) > 0) {
595 611 print_vdev_tree(zhp, "logs", nvroot, 0, B_TRUE);
596 612 }
597 613
598 614 ret = 0;
599 615 } else {
600 616 ret = (zpool_add(zhp, nvroot) != 0);
601 617 }
602 618
603 619 nvlist_free(nvroot);
604 620 zpool_close(zhp);
605 621
606 622 return (ret);
607 623 }
608 624
609 625 /*
610 626 * zpool remove <pool> <vdev> ...
611 627 *
612 628 * Removes the given vdev from the pool.
613 629 */
614 630 int
615 631 zpool_do_remove(int argc, char **argv)
616 632 {
617 633 char *poolname;
618 634 int i, ret = 0;
619 635 zpool_handle_t *zhp;
620 636 boolean_t stop = B_FALSE;
621 637 boolean_t noop = B_FALSE;
622 638 boolean_t parsable = B_FALSE;
623 639 char c;
624 640
625 641 /* check options */
626 642 while ((c = getopt(argc, argv, "nps")) != -1) {
627 643 switch (c) {
628 644 case 'n':
629 645 noop = B_TRUE;
630 646 break;
631 647 case 'p':
632 648 parsable = B_TRUE;
633 649 break;
634 650 case 's':
635 651 stop = B_TRUE;
636 652 break;
637 653 case '?':
638 654 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
639 655 optopt);
640 656 usage(B_FALSE);
641 657 }
642 658 }
643 659
644 660 argc -= optind;
645 661 argv += optind;
646 662
647 663 /* get pool name and check number of arguments */
648 664 if (argc < 1) {
649 665 (void) fprintf(stderr, gettext("missing pool name argument\n"));
650 666 usage(B_FALSE);
651 667 }
652 668
653 669 poolname = argv[0];
654 670
655 671 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
656 672 return (1);
657 673
658 674 if (stop && noop) {
659 675 (void) fprintf(stderr, gettext("stop request ignored\n"));
660 676 return (0);
661 677 }
662 678
663 679 if (stop) {
664 680 if (argc > 1) {
665 681 (void) fprintf(stderr, gettext("too many arguments\n"));
666 682 usage(B_FALSE);
667 683 }
668 684 if (zpool_vdev_remove_cancel(zhp) != 0)
669 685 ret = 1;
670 686 } else {
671 687 if (argc < 2) {
672 688 (void) fprintf(stderr, gettext("missing device\n"));
673 689 usage(B_FALSE);
674 690 }
675 691
676 692 for (i = 1; i < argc; i++) {
677 693 if (noop) {
678 694 uint64_t size;
679 695
680 696 if (zpool_vdev_indirect_size(zhp, argv[i],
681 697 &size) != 0) {
682 698 ret = 1;
683 699 break;
684 700 }
685 701 if (parsable) {
686 702 (void) printf("%s %llu\n",
687 703 argv[i], size);
688 704 } else {
689 705 char valstr[32];
690 706 zfs_nicenum(size, valstr,
691 707 sizeof (valstr));
692 708 (void) printf("Memory that will be "
693 709 "used after removing %s: %s\n",
694 710 argv[i], valstr);
695 711 }
696 712 } else {
697 713 if (zpool_vdev_remove(zhp, argv[i]) != 0)
698 714 ret = 1;
699 715 }
700 716 }
701 717 }
702 718
703 719 return (ret);
704 720 }
705 721
706 722 /*
707 723 * zpool labelclear [-f] <vdev>
708 724 *
709 725 * -f Force clearing the label for the vdevs which are members of
710 726 * the exported or foreign pools.
711 727 *
712 728 * Verifies that the vdev is not active and zeros out the label information
713 729 * on the device.
714 730 */
715 731 int
716 732 zpool_do_labelclear(int argc, char **argv)
717 733 {
718 734 char vdev[MAXPATHLEN];
719 735 char *name = NULL;
720 736 struct stat st;
721 737 int c, fd, ret = 0;
722 738 nvlist_t *config;
723 739 pool_state_t state;
724 740 boolean_t inuse = B_FALSE;
725 741 boolean_t force = B_FALSE;
726 742
727 743 /* check options */
728 744 while ((c = getopt(argc, argv, "f")) != -1) {
729 745 switch (c) {
730 746 case 'f':
731 747 force = B_TRUE;
732 748 break;
733 749 default:
734 750 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
735 751 optopt);
736 752 usage(B_FALSE);
737 753 }
738 754 }
739 755
740 756 argc -= optind;
741 757 argv += optind;
742 758
743 759 /* get vdev name */
744 760 if (argc < 1) {
745 761 (void) fprintf(stderr, gettext("missing vdev name\n"));
746 762 usage(B_FALSE);
747 763 }
748 764 if (argc > 1) {
749 765 (void) fprintf(stderr, gettext("too many arguments\n"));
750 766 usage(B_FALSE);
751 767 }
752 768
753 769 /*
754 770 * Check if we were given absolute path and use it as is.
755 771 * Otherwise if the provided vdev name doesn't point to a file,
756 772 * try prepending dsk path and appending s0.
757 773 */
758 774 (void) strlcpy(vdev, argv[0], sizeof (vdev));
759 775 if (vdev[0] != '/' && stat(vdev, &st) != 0) {
760 776 char *s;
761 777
762 778 (void) snprintf(vdev, sizeof (vdev), "%s/%s",
763 779 ZFS_DISK_ROOT, argv[0]);
764 780 if ((s = strrchr(argv[0], 's')) == NULL ||
765 781 !isdigit(*(s + 1)))
766 782 (void) strlcat(vdev, "s0", sizeof (vdev));
767 783 if (stat(vdev, &st) != 0) {
768 784 (void) fprintf(stderr, gettext(
769 785 "failed to find device %s, try specifying absolute "
770 786 "path instead\n"), argv[0]);
771 787 return (1);
772 788 }
773 789 }
774 790
775 791 if ((fd = open(vdev, O_RDWR)) < 0) {
776 792 (void) fprintf(stderr, gettext("failed to open %s: %s\n"),
777 793 vdev, strerror(errno));
778 794 return (1);
779 795 }
780 796
781 797 if (zpool_read_label(fd, &config) != 0) {
782 798 (void) fprintf(stderr,
783 799 gettext("failed to read label from %s\n"), vdev);
784 800 return (1);
785 801 }
786 802 nvlist_free(config);
787 803
788 804 ret = zpool_in_use(g_zfs, fd, &state, &name, &inuse);
789 805 if (ret != 0) {
790 806 (void) fprintf(stderr,
791 807 gettext("failed to check state for %s\n"), vdev);
792 808 return (1);
793 809 }
794 810
795 811 if (!inuse)
796 812 goto wipe_label;
797 813
798 814 switch (state) {
799 815 default:
800 816 case POOL_STATE_ACTIVE:
801 817 case POOL_STATE_SPARE:
802 818 case POOL_STATE_L2CACHE:
803 819 (void) fprintf(stderr, gettext(
804 820 "%s is a member (%s) of pool \"%s\"\n"),
805 821 vdev, zpool_pool_state_to_name(state), name);
806 822 ret = 1;
807 823 goto errout;
808 824
809 825 case POOL_STATE_EXPORTED:
810 826 if (force)
811 827 break;
812 828 (void) fprintf(stderr, gettext(
813 829 "use '-f' to override the following error:\n"
814 830 "%s is a member of exported pool \"%s\"\n"),
815 831 vdev, name);
816 832 ret = 1;
817 833 goto errout;
818 834
819 835 case POOL_STATE_POTENTIALLY_ACTIVE:
820 836 if (force)
821 837 break;
822 838 (void) fprintf(stderr, gettext(
823 839 "use '-f' to override the following error:\n"
824 840 "%s is a member of potentially active pool \"%s\"\n"),
825 841 vdev, name);
826 842 ret = 1;
827 843 goto errout;
828 844
829 845 case POOL_STATE_DESTROYED:
830 846 /* inuse should never be set for a destroyed pool */
831 847 assert(0);
832 848 break;
833 849 }
834 850
835 851 wipe_label:
836 852 ret = zpool_clear_label(fd);
837 853 if (ret != 0) {
838 854 (void) fprintf(stderr,
839 855 gettext("failed to clear label for %s\n"), vdev);
840 856 }
841 857
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842 858 errout:
843 859 free(name);
844 860 (void) close(fd);
845 861
846 862 return (ret);
847 863 }
848 864
849 865 /*
850 866 * zpool create [-fnd] [-B] [-o property=value] ...
851 867 * [-O file-system-property=value] ...
852 - * [-R root] [-m mountpoint] <pool> <dev> ...
868 + * [-R root] [-m mountpoint] [-t tempname] <pool> <dev> ...
853 869 *
854 870 * -B Create boot partition.
855 871 * -f Force creation, even if devices appear in use
856 872 * -n Do not create the pool, but display the resulting layout if it
857 873 * were to be created.
858 - * -R Create a pool under an alternate root
859 - * -m Set default mountpoint for the root dataset. By default it's
874 + * -R Create a pool under an alternate root
875 + * -m Set default mountpoint for the root dataset. By default it's
860 876 * '/<pool>'
877 + * -t Use the temporary name until the pool is exported.
861 878 * -o Set property=value.
862 879 * -d Don't automatically enable all supported pool features
863 880 * (individual features can be enabled with -o).
864 881 * -O Set fsproperty=value in the pool's root file system
865 882 *
866 883 * Creates the named pool according to the given vdev specification. The
867 884 * bulk of the vdev processing is done in get_vdev_spec() in zpool_vdev.c. Once
868 885 * we get the nvlist back from get_vdev_spec(), we either print out the contents
869 886 * (if '-n' was specified), or pass it to libzfs to do the creation.
870 887 */
871 888
872 889 #define SYSTEM256 (256 * 1024 * 1024)
873 890 int
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874 891 zpool_do_create(int argc, char **argv)
875 892 {
876 893 boolean_t force = B_FALSE;
877 894 boolean_t dryrun = B_FALSE;
878 895 boolean_t enable_all_pool_feat = B_TRUE;
879 896 zpool_boot_label_t boot_type = ZPOOL_NO_BOOT_LABEL;
880 897 uint64_t boot_size = 0;
881 898 int c;
882 899 nvlist_t *nvroot = NULL;
883 900 char *poolname;
901 + char *tname = NULL;
884 902 int ret = 1;
885 903 char *altroot = NULL;
886 904 char *mountpoint = NULL;
887 905 nvlist_t *fsprops = NULL;
888 906 nvlist_t *props = NULL;
889 907 char *propval;
890 908
891 909 /* check options */
892 - while ((c = getopt(argc, argv, ":fndBR:m:o:O:")) != -1) {
910 + while ((c = getopt(argc, argv, ":fndBR:m:o:O:t:")) != -1) {
893 911 switch (c) {
894 912 case 'f':
895 913 force = B_TRUE;
896 914 break;
897 915 case 'n':
898 916 dryrun = B_TRUE;
899 917 break;
900 918 case 'd':
901 919 enable_all_pool_feat = B_FALSE;
902 920 break;
903 921 case 'B':
904 922 /*
905 923 * We should create the system partition.
906 924 * Also make sure the size is set.
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907 925 */
908 926 boot_type = ZPOOL_CREATE_BOOT_LABEL;
909 927 if (boot_size == 0)
910 928 boot_size = SYSTEM256;
911 929 break;
912 930 case 'R':
913 931 altroot = optarg;
914 932 if (add_prop_list(zpool_prop_to_name(
915 933 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
916 934 goto errout;
917 - if (nvlist_lookup_string(props,
918 - zpool_prop_to_name(ZPOOL_PROP_CACHEFILE),
919 - &propval) == 0)
920 - break;
921 - if (add_prop_list(zpool_prop_to_name(
935 + if (add_prop_list_default(zpool_prop_to_name(
922 936 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
923 937 goto errout;
924 938 break;
925 939 case 'm':
926 940 /* Equivalent to -O mountpoint=optarg */
927 941 mountpoint = optarg;
928 942 break;
929 943 case 'o':
930 944 if ((propval = strchr(optarg, '=')) == NULL) {
931 945 (void) fprintf(stderr, gettext("missing "
932 946 "'=' for -o option\n"));
933 947 goto errout;
934 948 }
935 949 *propval = '\0';
936 950 propval++;
937 951
938 952 if (add_prop_list(optarg, propval, &props, B_TRUE))
939 953 goto errout;
940 954
941 955 /*
942 956 * Get bootsize value for make_root_vdev().
943 957 */
944 958 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_BOOTSIZE) {
945 959 if (zfs_nicestrtonum(g_zfs, propval,
946 960 &boot_size) < 0 || boot_size == 0) {
947 961 (void) fprintf(stderr,
948 962 gettext("bad boot partition size "
949 963 "'%s': %s\n"), propval,
950 964 libzfs_error_description(g_zfs));
951 965 goto errout;
952 966 }
953 967 }
954 968
955 969 /*
956 970 * If the user is creating a pool that doesn't support
957 971 * feature flags, don't enable any features.
958 972 */
959 973 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_VERSION) {
960 974 char *end;
961 975 u_longlong_t ver;
962 976
963 977 ver = strtoull(propval, &end, 10);
964 978 if (*end == '\0' &&
965 979 ver < SPA_VERSION_FEATURES) {
966 980 enable_all_pool_feat = B_FALSE;
967 981 }
968 982 }
969 983 if (zpool_name_to_prop(optarg) == ZPOOL_PROP_ALTROOT)
970 984 altroot = propval;
971 985 break;
972 986 case 'O':
973 987 if ((propval = strchr(optarg, '=')) == NULL) {
974 988 (void) fprintf(stderr, gettext("missing "
975 989 "'=' for -O option\n"));
976 990 goto errout;
977 991 }
978 992 *propval = '\0';
979 993 propval++;
980 994
981 995 /*
982 996 * Mountpoints are checked and then added later.
983 997 * Uniquely among properties, they can be specified
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984 998 * more than once, to avoid conflict with -m.
985 999 */
986 1000 if (0 == strcmp(optarg,
987 1001 zfs_prop_to_name(ZFS_PROP_MOUNTPOINT))) {
988 1002 mountpoint = propval;
989 1003 } else if (add_prop_list(optarg, propval, &fsprops,
990 1004 B_FALSE)) {
991 1005 goto errout;
992 1006 }
993 1007 break;
1008 + case 't':
1009 + /*
1010 + * Sanity check temporary pool name.
1011 + */
1012 + if (strchr(optarg, '/') != NULL) {
1013 + (void) fprintf(stderr, gettext("cannot create "
1014 + "'%s': invalid character '/' in temporary "
1015 + "name\n"), optarg);
1016 + (void) fprintf(stderr, gettext("use 'zfs "
1017 + "create' to create a dataset\n"));
1018 + goto errout;
1019 + }
1020 +
1021 + if (add_prop_list(zpool_prop_to_name(
1022 + ZPOOL_PROP_TNAME), optarg, &props, B_TRUE))
1023 + goto errout;
1024 + if (add_prop_list_default(zpool_prop_to_name(
1025 + ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
1026 + goto errout;
1027 + tname = optarg;
1028 + break;
994 1029 case ':':
995 1030 (void) fprintf(stderr, gettext("missing argument for "
996 1031 "'%c' option\n"), optopt);
997 1032 goto badusage;
998 1033 case '?':
999 1034 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1000 1035 optopt);
1001 1036 goto badusage;
1002 1037 }
1003 1038 }
1004 1039
1005 1040 argc -= optind;
1006 1041 argv += optind;
1007 1042
1008 1043 /* get pool name and check number of arguments */
1009 1044 if (argc < 1) {
1010 1045 (void) fprintf(stderr, gettext("missing pool name argument\n"));
1011 1046 goto badusage;
1012 1047 }
1013 1048 if (argc < 2) {
1014 1049 (void) fprintf(stderr, gettext("missing vdev specification\n"));
1015 1050 goto badusage;
1016 1051 }
1017 1052
1018 1053 poolname = argv[0];
1019 1054
1020 1055 /*
1021 1056 * As a special case, check for use of '/' in the name, and direct the
1022 1057 * user to use 'zfs create' instead.
1023 1058 */
1024 1059 if (strchr(poolname, '/') != NULL) {
1025 1060 (void) fprintf(stderr, gettext("cannot create '%s': invalid "
1026 1061 "character '/' in pool name\n"), poolname);
1027 1062 (void) fprintf(stderr, gettext("use 'zfs create' to "
1028 1063 "create a dataset\n"));
1029 1064 goto errout;
1030 1065 }
1031 1066
1032 1067 /*
1033 1068 * Make sure the bootsize is set when ZPOOL_CREATE_BOOT_LABEL is used,
1034 1069 * and not set otherwise.
1035 1070 */
1036 1071 if (boot_type == ZPOOL_CREATE_BOOT_LABEL) {
1037 1072 const char *propname;
1038 1073 char *strptr, *buf = NULL;
1039 1074 int rv;
1040 1075
1041 1076 propname = zpool_prop_to_name(ZPOOL_PROP_BOOTSIZE);
1042 1077 if (nvlist_lookup_string(props, propname, &strptr) != 0) {
1043 1078 (void) asprintf(&buf, "%" PRIu64, boot_size);
1044 1079 if (buf == NULL) {
1045 1080 (void) fprintf(stderr,
1046 1081 gettext("internal error: out of memory\n"));
1047 1082 goto errout;
1048 1083 }
1049 1084 rv = add_prop_list(propname, buf, &props, B_TRUE);
1050 1085 free(buf);
1051 1086 if (rv != 0)
1052 1087 goto errout;
1053 1088 }
1054 1089 } else {
1055 1090 const char *propname;
1056 1091 char *strptr;
1057 1092
1058 1093 propname = zpool_prop_to_name(ZPOOL_PROP_BOOTSIZE);
1059 1094 if (nvlist_lookup_string(props, propname, &strptr) == 0) {
1060 1095 (void) fprintf(stderr, gettext("error: setting boot "
1061 1096 "partition size requires option '-B'\n"));
1062 1097 goto errout;
1063 1098 }
1064 1099 }
1065 1100
1066 1101 /* pass off to get_vdev_spec for bulk processing */
1067 1102 nvroot = make_root_vdev(NULL, force, !force, B_FALSE, dryrun,
1068 1103 boot_type, boot_size, argc - 1, argv + 1);
1069 1104 if (nvroot == NULL)
1070 1105 goto errout;
1071 1106
1072 1107 /* make_root_vdev() allows 0 toplevel children if there are spares */
1073 1108 if (!zfs_allocatable_devs(nvroot)) {
1074 1109 (void) fprintf(stderr, gettext("invalid vdev "
1075 1110 "specification: at least one toplevel vdev must be "
1076 1111 "specified\n"));
1077 1112 goto errout;
1078 1113 }
1079 1114
1080 1115 if (altroot != NULL && altroot[0] != '/') {
1081 1116 (void) fprintf(stderr, gettext("invalid alternate root '%s': "
1082 1117 "must be an absolute path\n"), altroot);
1083 1118 goto errout;
1084 1119 }
1085 1120
1086 1121 /*
1087 1122 * Check the validity of the mountpoint and direct the user to use the
1088 1123 * '-m' mountpoint option if it looks like its in use.
1089 1124 */
1090 1125 if (mountpoint == NULL ||
1091 1126 (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) != 0 &&
1092 1127 strcmp(mountpoint, ZFS_MOUNTPOINT_NONE) != 0)) {
1093 1128 char buf[MAXPATHLEN];
1094 1129 DIR *dirp;
1095 1130
1096 1131 if (mountpoint && mountpoint[0] != '/') {
1097 1132 (void) fprintf(stderr, gettext("invalid mountpoint "
1098 1133 "'%s': must be an absolute path, 'legacy', or "
1099 1134 "'none'\n"), mountpoint);
1100 1135 goto errout;
1101 1136 }
1102 1137
1103 1138 if (mountpoint == NULL) {
1104 1139 if (altroot != NULL)
1105 1140 (void) snprintf(buf, sizeof (buf), "%s/%s",
1106 1141 altroot, poolname);
1107 1142 else
1108 1143 (void) snprintf(buf, sizeof (buf), "/%s",
1109 1144 poolname);
1110 1145 } else {
1111 1146 if (altroot != NULL)
1112 1147 (void) snprintf(buf, sizeof (buf), "%s%s",
1113 1148 altroot, mountpoint);
1114 1149 else
1115 1150 (void) snprintf(buf, sizeof (buf), "%s",
1116 1151 mountpoint);
1117 1152 }
1118 1153
1119 1154 if ((dirp = opendir(buf)) == NULL && errno != ENOENT) {
1120 1155 (void) fprintf(stderr, gettext("mountpoint '%s' : "
1121 1156 "%s\n"), buf, strerror(errno));
1122 1157 (void) fprintf(stderr, gettext("use '-m' "
1123 1158 "option to provide a different default\n"));
1124 1159 goto errout;
1125 1160 } else if (dirp) {
1126 1161 int count = 0;
1127 1162
1128 1163 while (count < 3 && readdir(dirp) != NULL)
1129 1164 count++;
1130 1165 (void) closedir(dirp);
1131 1166
1132 1167 if (count > 2) {
1133 1168 (void) fprintf(stderr, gettext("mountpoint "
1134 1169 "'%s' exists and is not empty\n"), buf);
1135 1170 (void) fprintf(stderr, gettext("use '-m' "
1136 1171 "option to provide a "
1137 1172 "different default\n"));
1138 1173 goto errout;
1139 1174 }
1140 1175 }
1141 1176 }
1142 1177
1143 1178 /*
1144 1179 * Now that the mountpoint's validity has been checked, ensure that
1145 1180 * the property is set appropriately prior to creating the pool.
1146 1181 */
1147 1182 if (mountpoint != NULL) {
1148 1183 ret = add_prop_list(zfs_prop_to_name(ZFS_PROP_MOUNTPOINT),
1149 1184 mountpoint, &fsprops, B_FALSE);
1150 1185 if (ret != 0)
1151 1186 goto errout;
1152 1187 }
1153 1188
1154 1189 ret = 1;
1155 1190 if (dryrun) {
1156 1191 /*
1157 1192 * For a dry run invocation, print out a basic message and run
1158 1193 * through all the vdevs in the list and print out in an
1159 1194 * appropriate hierarchy.
1160 1195 */
1161 1196 (void) printf(gettext("would create '%s' with the "
1162 1197 "following layout:\n\n"), poolname);
1163 1198
1164 1199 print_vdev_tree(NULL, poolname, nvroot, 0, B_FALSE);
1165 1200 if (num_logs(nvroot) > 0)
1166 1201 print_vdev_tree(NULL, "logs", nvroot, 0, B_TRUE);
1167 1202
1168 1203 ret = 0;
1169 1204 } else {
1170 1205 /*
1171 1206 * Hand off to libzfs.
1172 1207 */
1173 1208 if (enable_all_pool_feat) {
1174 1209 spa_feature_t i;
1175 1210 for (i = 0; i < SPA_FEATURES; i++) {
1176 1211 char propname[MAXPATHLEN];
1177 1212 zfeature_info_t *feat = &spa_feature_table[i];
1178 1213
1179 1214 (void) snprintf(propname, sizeof (propname),
1180 1215 "feature@%s", feat->fi_uname);
1181 1216
1182 1217 /*
1183 1218 * Skip feature if user specified it manually
1184 1219 * on the command line.
1185 1220 */
1186 1221 if (nvlist_exists(props, propname))
1187 1222 continue;
1188 1223
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1189 1224 ret = add_prop_list(propname,
1190 1225 ZFS_FEATURE_ENABLED, &props, B_TRUE);
1191 1226 if (ret != 0)
1192 1227 goto errout;
1193 1228 }
1194 1229 }
1195 1230
1196 1231 ret = 1;
1197 1232 if (zpool_create(g_zfs, poolname,
1198 1233 nvroot, props, fsprops) == 0) {
1199 - zfs_handle_t *pool = zfs_open(g_zfs, poolname,
1200 - ZFS_TYPE_FILESYSTEM);
1234 + zfs_handle_t *pool = zfs_open(g_zfs,
1235 + tname ? tname : poolname, ZFS_TYPE_FILESYSTEM);
1201 1236 if (pool != NULL) {
1202 1237 if (zfs_mount(pool, NULL, 0) == 0)
1203 1238 ret = zfs_shareall(pool);
1204 1239 zfs_close(pool);
1205 1240 }
1206 1241 } else if (libzfs_errno(g_zfs) == EZFS_INVALIDNAME) {
1207 1242 (void) fprintf(stderr, gettext("pool name may have "
1208 1243 "been omitted\n"));
1209 1244 }
1210 1245 }
1211 1246
1212 1247 errout:
1213 1248 nvlist_free(nvroot);
1214 1249 nvlist_free(fsprops);
1215 1250 nvlist_free(props);
1216 1251 return (ret);
|
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↑ open up ↑ |
1217 1252 badusage:
1218 1253 nvlist_free(fsprops);
1219 1254 nvlist_free(props);
1220 1255 usage(B_FALSE);
1221 1256 return (2);
1222 1257 }
1223 1258
1224 1259 /*
1225 1260 * zpool destroy <pool>
1226 1261 *
1227 - * -f Forcefully unmount any datasets
1262 + * -f Forcefully unmount any datasets
1228 1263 *
1229 1264 * Destroy the given pool. Automatically unmounts any datasets in the pool.
1230 1265 */
1231 1266 int
1232 1267 zpool_do_destroy(int argc, char **argv)
1233 1268 {
1234 1269 boolean_t force = B_FALSE;
1235 1270 int c;
1236 1271 char *pool;
1237 1272 zpool_handle_t *zhp;
1238 1273 int ret;
1239 1274
1240 1275 /* check options */
1241 1276 while ((c = getopt(argc, argv, "f")) != -1) {
1242 1277 switch (c) {
1243 1278 case 'f':
1244 1279 force = B_TRUE;
1245 1280 break;
1246 1281 case '?':
1247 1282 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1248 1283 optopt);
1249 1284 usage(B_FALSE);
1250 1285 }
1251 1286 }
1252 1287
1253 1288 argc -= optind;
1254 1289 argv += optind;
1255 1290
1256 1291 /* check arguments */
1257 1292 if (argc < 1) {
1258 1293 (void) fprintf(stderr, gettext("missing pool argument\n"));
1259 1294 usage(B_FALSE);
1260 1295 }
1261 1296 if (argc > 1) {
1262 1297 (void) fprintf(stderr, gettext("too many arguments\n"));
1263 1298 usage(B_FALSE);
1264 1299 }
1265 1300
1266 1301 pool = argv[0];
1267 1302
1268 1303 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
1269 1304 /*
1270 1305 * As a special case, check for use of '/' in the name, and
1271 1306 * direct the user to use 'zfs destroy' instead.
1272 1307 */
1273 1308 if (strchr(pool, '/') != NULL)
1274 1309 (void) fprintf(stderr, gettext("use 'zfs destroy' to "
1275 1310 "destroy a dataset\n"));
1276 1311 return (1);
1277 1312 }
1278 1313
1279 1314 if (zpool_disable_datasets(zhp, force) != 0) {
1280 1315 (void) fprintf(stderr, gettext("could not destroy '%s': "
1281 1316 "could not unmount datasets\n"), zpool_get_name(zhp));
1282 1317 return (1);
1283 1318 }
1284 1319
1285 1320 /* The history must be logged as part of the export */
1286 1321 log_history = B_FALSE;
1287 1322
1288 1323 ret = (zpool_destroy(zhp, history_str) != 0);
1289 1324
1290 1325 zpool_close(zhp);
1291 1326
1292 1327 return (ret);
1293 1328 }
1294 1329
1295 1330 /*
1296 1331 * zpool export [-f] <pool> ...
1297 1332 *
1298 1333 * -f Forcefully unmount datasets
1299 1334 *
1300 1335 * Export the given pools. By default, the command will attempt to cleanly
1301 1336 * unmount any active datasets within the pool. If the '-f' flag is specified,
1302 1337 * then the datasets will be forcefully unmounted.
1303 1338 */
1304 1339 int
1305 1340 zpool_do_export(int argc, char **argv)
1306 1341 {
1307 1342 boolean_t force = B_FALSE;
1308 1343 boolean_t hardforce = B_FALSE;
1309 1344 int c;
1310 1345 zpool_handle_t *zhp;
1311 1346 int ret;
1312 1347 int i;
1313 1348
1314 1349 /* check options */
1315 1350 while ((c = getopt(argc, argv, "fF")) != -1) {
1316 1351 switch (c) {
1317 1352 case 'f':
1318 1353 force = B_TRUE;
1319 1354 break;
1320 1355 case 'F':
1321 1356 hardforce = B_TRUE;
1322 1357 break;
1323 1358 case '?':
1324 1359 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
1325 1360 optopt);
1326 1361 usage(B_FALSE);
1327 1362 }
1328 1363 }
1329 1364
1330 1365 argc -= optind;
1331 1366 argv += optind;
1332 1367
1333 1368 /* check arguments */
1334 1369 if (argc < 1) {
1335 1370 (void) fprintf(stderr, gettext("missing pool argument\n"));
1336 1371 usage(B_FALSE);
1337 1372 }
1338 1373
1339 1374 ret = 0;
1340 1375 for (i = 0; i < argc; i++) {
1341 1376 if ((zhp = zpool_open_canfail(g_zfs, argv[i])) == NULL) {
1342 1377 ret = 1;
1343 1378 continue;
1344 1379 }
1345 1380
1346 1381 if (zpool_disable_datasets(zhp, force) != 0) {
1347 1382 ret = 1;
1348 1383 zpool_close(zhp);
1349 1384 continue;
1350 1385 }
1351 1386
1352 1387 /* The history must be logged as part of the export */
1353 1388 log_history = B_FALSE;
1354 1389
1355 1390 if (hardforce) {
1356 1391 if (zpool_export_force(zhp, history_str) != 0)
1357 1392 ret = 1;
1358 1393 } else if (zpool_export(zhp, force, history_str) != 0) {
1359 1394 ret = 1;
1360 1395 }
1361 1396
1362 1397 zpool_close(zhp);
1363 1398 }
1364 1399
1365 1400 return (ret);
1366 1401 }
1367 1402
1368 1403 /*
1369 1404 * Given a vdev configuration, determine the maximum width needed for the device
1370 1405 * name column.
1371 1406 */
1372 1407 static int
1373 1408 max_width(zpool_handle_t *zhp, nvlist_t *nv, int depth, int max)
1374 1409 {
1375 1410 char *name = zpool_vdev_name(g_zfs, zhp, nv, B_TRUE);
1376 1411 nvlist_t **child;
1377 1412 uint_t c, children;
1378 1413 int ret;
1379 1414
1380 1415 if (strlen(name) + depth > max)
1381 1416 max = strlen(name) + depth;
1382 1417
1383 1418 free(name);
1384 1419
1385 1420 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1386 1421 &child, &children) == 0) {
1387 1422 for (c = 0; c < children; c++)
1388 1423 if ((ret = max_width(zhp, child[c], depth + 2,
1389 1424 max)) > max)
1390 1425 max = ret;
1391 1426 }
1392 1427
1393 1428 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1394 1429 &child, &children) == 0) {
1395 1430 for (c = 0; c < children; c++)
1396 1431 if ((ret = max_width(zhp, child[c], depth + 2,
1397 1432 max)) > max)
1398 1433 max = ret;
1399 1434 }
1400 1435
1401 1436 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1402 1437 &child, &children) == 0) {
1403 1438 for (c = 0; c < children; c++)
1404 1439 if ((ret = max_width(zhp, child[c], depth + 2,
1405 1440 max)) > max)
1406 1441 max = ret;
1407 1442 }
1408 1443
1409 1444
1410 1445 return (max);
1411 1446 }
1412 1447
1413 1448 typedef struct spare_cbdata {
1414 1449 uint64_t cb_guid;
1415 1450 zpool_handle_t *cb_zhp;
1416 1451 } spare_cbdata_t;
1417 1452
1418 1453 static boolean_t
1419 1454 find_vdev(nvlist_t *nv, uint64_t search)
1420 1455 {
1421 1456 uint64_t guid;
1422 1457 nvlist_t **child;
1423 1458 uint_t c, children;
1424 1459
1425 1460 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) == 0 &&
1426 1461 search == guid)
1427 1462 return (B_TRUE);
1428 1463
1429 1464 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1430 1465 &child, &children) == 0) {
1431 1466 for (c = 0; c < children; c++)
1432 1467 if (find_vdev(child[c], search))
1433 1468 return (B_TRUE);
1434 1469 }
1435 1470
1436 1471 return (B_FALSE);
1437 1472 }
1438 1473
1439 1474 static int
1440 1475 find_spare(zpool_handle_t *zhp, void *data)
1441 1476 {
1442 1477 spare_cbdata_t *cbp = data;
1443 1478 nvlist_t *config, *nvroot;
1444 1479
1445 1480 config = zpool_get_config(zhp, NULL);
1446 1481 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1447 1482 &nvroot) == 0);
1448 1483
1449 1484 if (find_vdev(nvroot, cbp->cb_guid)) {
1450 1485 cbp->cb_zhp = zhp;
1451 1486 return (1);
1452 1487 }
1453 1488
1454 1489 zpool_close(zhp);
1455 1490 return (0);
1456 1491 }
1457 1492
1458 1493 /*
1459 1494 * Print out configuration state as requested by status_callback.
1460 1495 */
1461 1496 void
1462 1497 print_status_config(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
1463 1498 int namewidth, int depth, boolean_t isspare)
1464 1499 {
1465 1500 nvlist_t **child;
1466 1501 uint_t c, children;
1467 1502 pool_scan_stat_t *ps = NULL;
1468 1503 vdev_stat_t *vs;
1469 1504 char rbuf[6], wbuf[6], cbuf[6];
1470 1505 char *vname;
1471 1506 uint64_t notpresent;
1472 1507 spare_cbdata_t cb;
1473 1508 const char *state;
1474 1509 char *type;
1475 1510
1476 1511 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1477 1512 &child, &children) != 0)
1478 1513 children = 0;
1479 1514
1480 1515 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
1481 1516 (uint64_t **)&vs, &c) == 0);
1482 1517
1483 1518 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
1484 1519
1485 1520 if (strcmp(type, VDEV_TYPE_INDIRECT) == 0)
1486 1521 return;
1487 1522
1488 1523 state = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1489 1524 if (isspare) {
1490 1525 /*
1491 1526 * For hot spares, we use the terms 'INUSE' and 'AVAILABLE' for
1492 1527 * online drives.
1493 1528 */
1494 1529 if (vs->vs_aux == VDEV_AUX_SPARED)
1495 1530 state = "INUSE";
1496 1531 else if (vs->vs_state == VDEV_STATE_HEALTHY)
1497 1532 state = "AVAIL";
1498 1533 }
1499 1534
1500 1535 (void) printf("\t%*s%-*s %-8s", depth, "", namewidth - depth,
1501 1536 name, state);
1502 1537
1503 1538 if (!isspare) {
1504 1539 zfs_nicenum(vs->vs_read_errors, rbuf, sizeof (rbuf));
1505 1540 zfs_nicenum(vs->vs_write_errors, wbuf, sizeof (wbuf));
1506 1541 zfs_nicenum(vs->vs_checksum_errors, cbuf, sizeof (cbuf));
1507 1542 (void) printf(" %5s %5s %5s", rbuf, wbuf, cbuf);
1508 1543 }
1509 1544
1510 1545 if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT,
1511 1546 ¬present) == 0) {
1512 1547 char *path;
1513 1548 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0);
1514 1549 (void) printf(" was %s", path);
1515 1550 } else if (vs->vs_aux != 0) {
1516 1551 (void) printf(" ");
1517 1552
1518 1553 switch (vs->vs_aux) {
1519 1554 case VDEV_AUX_OPEN_FAILED:
1520 1555 (void) printf(gettext("cannot open"));
1521 1556 break;
1522 1557
1523 1558 case VDEV_AUX_BAD_GUID_SUM:
1524 1559 (void) printf(gettext("missing device"));
1525 1560 break;
1526 1561
1527 1562 case VDEV_AUX_NO_REPLICAS:
1528 1563 (void) printf(gettext("insufficient replicas"));
1529 1564 break;
1530 1565
1531 1566 case VDEV_AUX_VERSION_NEWER:
1532 1567 (void) printf(gettext("newer version"));
1533 1568 break;
1534 1569
1535 1570 case VDEV_AUX_UNSUP_FEAT:
1536 1571 (void) printf(gettext("unsupported feature(s)"));
1537 1572 break;
1538 1573
1539 1574 case VDEV_AUX_SPARED:
1540 1575 verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID,
1541 1576 &cb.cb_guid) == 0);
1542 1577 if (zpool_iter(g_zfs, find_spare, &cb) == 1) {
1543 1578 if (strcmp(zpool_get_name(cb.cb_zhp),
1544 1579 zpool_get_name(zhp)) == 0)
1545 1580 (void) printf(gettext("currently in "
1546 1581 "use"));
1547 1582 else
1548 1583 (void) printf(gettext("in use by "
1549 1584 "pool '%s'"),
1550 1585 zpool_get_name(cb.cb_zhp));
1551 1586 zpool_close(cb.cb_zhp);
1552 1587 } else {
1553 1588 (void) printf(gettext("currently in use"));
1554 1589 }
1555 1590 break;
1556 1591
1557 1592 case VDEV_AUX_ERR_EXCEEDED:
1558 1593 (void) printf(gettext("too many errors"));
1559 1594 break;
1560 1595
1561 1596 case VDEV_AUX_IO_FAILURE:
1562 1597 (void) printf(gettext("experienced I/O failures"));
1563 1598 break;
1564 1599
1565 1600 case VDEV_AUX_BAD_LOG:
1566 1601 (void) printf(gettext("bad intent log"));
1567 1602 break;
1568 1603
1569 1604 case VDEV_AUX_EXTERNAL:
1570 1605 (void) printf(gettext("external device fault"));
1571 1606 break;
1572 1607
1573 1608 case VDEV_AUX_SPLIT_POOL:
1574 1609 (void) printf(gettext("split into new pool"));
1575 1610 break;
1576 1611
1577 1612 case VDEV_AUX_CHILDREN_OFFLINE:
1578 1613 (void) printf(gettext("all children offline"));
1579 1614 break;
1580 1615
1581 1616 default:
1582 1617 (void) printf(gettext("corrupted data"));
1583 1618 break;
1584 1619 }
1585 1620 }
1586 1621
1587 1622 (void) nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_SCAN_STATS,
1588 1623 (uint64_t **)&ps, &c);
1589 1624
1590 1625 if (ps && ps->pss_state == DSS_SCANNING &&
1591 1626 vs->vs_scan_processed != 0 && children == 0) {
1592 1627 (void) printf(gettext(" (%s)"),
1593 1628 (ps->pss_func == POOL_SCAN_RESILVER) ?
1594 1629 "resilvering" : "repairing");
1595 1630 }
1596 1631
1597 1632 if ((vs->vs_initialize_state == VDEV_INITIALIZE_ACTIVE ||
1598 1633 vs->vs_initialize_state == VDEV_INITIALIZE_SUSPENDED ||
1599 1634 vs->vs_initialize_state == VDEV_INITIALIZE_COMPLETE) &&
1600 1635 !vs->vs_scan_removing) {
1601 1636 char zbuf[1024];
1602 1637 char tbuf[256];
1603 1638 struct tm zaction_ts;
1604 1639
1605 1640 time_t t = vs->vs_initialize_action_time;
1606 1641 int initialize_pct = 100;
1607 1642 if (vs->vs_initialize_state != VDEV_INITIALIZE_COMPLETE) {
1608 1643 initialize_pct = (vs->vs_initialize_bytes_done * 100 /
1609 1644 (vs->vs_initialize_bytes_est + 1));
1610 1645 }
1611 1646
1612 1647 (void) localtime_r(&t, &zaction_ts);
1613 1648 (void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts);
1614 1649
1615 1650 switch (vs->vs_initialize_state) {
1616 1651 case VDEV_INITIALIZE_SUSPENDED:
1617 1652 (void) snprintf(zbuf, sizeof (zbuf),
1618 1653 ", suspended, started at %s", tbuf);
1619 1654 break;
1620 1655 case VDEV_INITIALIZE_ACTIVE:
1621 1656 (void) snprintf(zbuf, sizeof (zbuf),
1622 1657 ", started at %s", tbuf);
1623 1658 break;
1624 1659 case VDEV_INITIALIZE_COMPLETE:
1625 1660 (void) snprintf(zbuf, sizeof (zbuf),
1626 1661 ", completed at %s", tbuf);
1627 1662 break;
1628 1663 }
1629 1664
1630 1665 (void) printf(gettext(" (%d%% initialized%s)"),
1631 1666 initialize_pct, zbuf);
1632 1667 }
1633 1668
1634 1669 (void) printf("\n");
1635 1670
1636 1671 for (c = 0; c < children; c++) {
1637 1672 uint64_t islog = B_FALSE, ishole = B_FALSE;
1638 1673
1639 1674 /* Don't print logs or holes here */
1640 1675 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1641 1676 &islog);
1642 1677 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_HOLE,
1643 1678 &ishole);
1644 1679 if (islog || ishole)
1645 1680 continue;
1646 1681 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_TRUE);
1647 1682 print_status_config(zhp, vname, child[c],
1648 1683 namewidth, depth + 2, isspare);
1649 1684 free(vname);
1650 1685 }
1651 1686 }
1652 1687
1653 1688
1654 1689 /*
1655 1690 * Print the configuration of an exported pool. Iterate over all vdevs in the
1656 1691 * pool, printing out the name and status for each one.
1657 1692 */
1658 1693 void
1659 1694 print_import_config(const char *name, nvlist_t *nv, int namewidth, int depth)
1660 1695 {
1661 1696 nvlist_t **child;
1662 1697 uint_t c, children;
1663 1698 vdev_stat_t *vs;
1664 1699 char *type, *vname;
1665 1700
1666 1701 verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
1667 1702 if (strcmp(type, VDEV_TYPE_MISSING) == 0 ||
1668 1703 strcmp(type, VDEV_TYPE_HOLE) == 0)
1669 1704 return;
1670 1705
1671 1706 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
1672 1707 (uint64_t **)&vs, &c) == 0);
1673 1708
1674 1709 (void) printf("\t%*s%-*s", depth, "", namewidth - depth, name);
1675 1710 (void) printf(" %s", zpool_state_to_name(vs->vs_state, vs->vs_aux));
1676 1711
1677 1712 if (vs->vs_aux != 0) {
1678 1713 (void) printf(" ");
1679 1714
1680 1715 switch (vs->vs_aux) {
1681 1716 case VDEV_AUX_OPEN_FAILED:
1682 1717 (void) printf(gettext("cannot open"));
1683 1718 break;
1684 1719
1685 1720 case VDEV_AUX_BAD_GUID_SUM:
1686 1721 (void) printf(gettext("missing device"));
1687 1722 break;
1688 1723
1689 1724 case VDEV_AUX_NO_REPLICAS:
1690 1725 (void) printf(gettext("insufficient replicas"));
1691 1726 break;
1692 1727
1693 1728 case VDEV_AUX_VERSION_NEWER:
1694 1729 (void) printf(gettext("newer version"));
1695 1730 break;
1696 1731
1697 1732 case VDEV_AUX_UNSUP_FEAT:
1698 1733 (void) printf(gettext("unsupported feature(s)"));
1699 1734 break;
1700 1735
1701 1736 case VDEV_AUX_ERR_EXCEEDED:
1702 1737 (void) printf(gettext("too many errors"));
1703 1738 break;
1704 1739
1705 1740 case VDEV_AUX_CHILDREN_OFFLINE:
1706 1741 (void) printf(gettext("all children offline"));
1707 1742 break;
1708 1743
1709 1744 default:
1710 1745 (void) printf(gettext("corrupted data"));
1711 1746 break;
1712 1747 }
1713 1748 }
1714 1749 (void) printf("\n");
1715 1750
1716 1751 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
1717 1752 &child, &children) != 0)
1718 1753 return;
1719 1754
1720 1755 for (c = 0; c < children; c++) {
1721 1756 uint64_t is_log = B_FALSE;
1722 1757
1723 1758 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1724 1759 &is_log);
1725 1760 if (is_log)
1726 1761 continue;
1727 1762
1728 1763 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_TRUE);
1729 1764 print_import_config(vname, child[c], namewidth, depth + 2);
1730 1765 free(vname);
1731 1766 }
1732 1767
1733 1768 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
1734 1769 &child, &children) == 0) {
1735 1770 (void) printf(gettext("\tcache\n"));
1736 1771 for (c = 0; c < children; c++) {
1737 1772 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_FALSE);
1738 1773 (void) printf("\t %s\n", vname);
1739 1774 free(vname);
1740 1775 }
1741 1776 }
1742 1777
1743 1778 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
1744 1779 &child, &children) == 0) {
1745 1780 (void) printf(gettext("\tspares\n"));
1746 1781 for (c = 0; c < children; c++) {
1747 1782 vname = zpool_vdev_name(g_zfs, NULL, child[c], B_FALSE);
1748 1783 (void) printf("\t %s\n", vname);
1749 1784 free(vname);
1750 1785 }
1751 1786 }
1752 1787 }
1753 1788
1754 1789 /*
1755 1790 * Print log vdevs.
1756 1791 * Logs are recorded as top level vdevs in the main pool child array
1757 1792 * but with "is_log" set to 1. We use either print_status_config() or
1758 1793 * print_import_config() to print the top level logs then any log
1759 1794 * children (eg mirrored slogs) are printed recursively - which
1760 1795 * works because only the top level vdev is marked "is_log"
1761 1796 */
1762 1797 static void
1763 1798 print_logs(zpool_handle_t *zhp, nvlist_t *nv, int namewidth, boolean_t verbose)
1764 1799 {
1765 1800 uint_t c, children;
1766 1801 nvlist_t **child;
1767 1802
1768 1803 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, &child,
1769 1804 &children) != 0)
1770 1805 return;
1771 1806
1772 1807 (void) printf(gettext("\tlogs\n"));
1773 1808
1774 1809 for (c = 0; c < children; c++) {
1775 1810 uint64_t is_log = B_FALSE;
1776 1811 char *name;
1777 1812
1778 1813 (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
1779 1814 &is_log);
1780 1815 if (!is_log)
1781 1816 continue;
1782 1817 name = zpool_vdev_name(g_zfs, zhp, child[c], B_TRUE);
1783 1818 if (verbose)
1784 1819 print_status_config(zhp, name, child[c], namewidth,
1785 1820 2, B_FALSE);
1786 1821 else
1787 1822 print_import_config(name, child[c], namewidth, 2);
1788 1823 free(name);
1789 1824 }
1790 1825 }
1791 1826
1792 1827 /*
1793 1828 * Display the status for the given pool.
1794 1829 */
1795 1830 static void
1796 1831 show_import(nvlist_t *config)
1797 1832 {
1798 1833 uint64_t pool_state;
1799 1834 vdev_stat_t *vs;
1800 1835 char *name;
1801 1836 uint64_t guid;
1802 1837 char *msgid;
1803 1838 nvlist_t *nvroot;
1804 1839 int reason;
1805 1840 const char *health;
1806 1841 uint_t vsc;
1807 1842 int namewidth;
1808 1843 char *comment;
1809 1844
1810 1845 verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
1811 1846 &name) == 0);
1812 1847 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID,
1813 1848 &guid) == 0);
1814 1849 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
1815 1850 &pool_state) == 0);
1816 1851 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
1817 1852 &nvroot) == 0);
1818 1853
1819 1854 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
1820 1855 (uint64_t **)&vs, &vsc) == 0);
1821 1856 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
1822 1857
1823 1858 reason = zpool_import_status(config, &msgid);
1824 1859
1825 1860 (void) printf(gettext(" pool: %s\n"), name);
1826 1861 (void) printf(gettext(" id: %llu\n"), (u_longlong_t)guid);
1827 1862 (void) printf(gettext(" state: %s"), health);
1828 1863 if (pool_state == POOL_STATE_DESTROYED)
1829 1864 (void) printf(gettext(" (DESTROYED)"));
1830 1865 (void) printf("\n");
1831 1866
1832 1867 switch (reason) {
1833 1868 case ZPOOL_STATUS_MISSING_DEV_R:
1834 1869 case ZPOOL_STATUS_MISSING_DEV_NR:
1835 1870 case ZPOOL_STATUS_BAD_GUID_SUM:
1836 1871 (void) printf(gettext(" status: One or more devices are "
1837 1872 "missing from the system.\n"));
1838 1873 break;
1839 1874
1840 1875 case ZPOOL_STATUS_CORRUPT_LABEL_R:
1841 1876 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
1842 1877 (void) printf(gettext(" status: One or more devices contains "
1843 1878 "corrupted data.\n"));
1844 1879 break;
1845 1880
1846 1881 case ZPOOL_STATUS_CORRUPT_DATA:
1847 1882 (void) printf(
1848 1883 gettext(" status: The pool data is corrupted.\n"));
1849 1884 break;
1850 1885
1851 1886 case ZPOOL_STATUS_OFFLINE_DEV:
1852 1887 (void) printf(gettext(" status: One or more devices "
1853 1888 "are offlined.\n"));
1854 1889 break;
1855 1890
1856 1891 case ZPOOL_STATUS_CORRUPT_POOL:
1857 1892 (void) printf(gettext(" status: The pool metadata is "
1858 1893 "corrupted.\n"));
1859 1894 break;
1860 1895
1861 1896 case ZPOOL_STATUS_VERSION_OLDER:
1862 1897 (void) printf(gettext(" status: The pool is formatted using a "
1863 1898 "legacy on-disk version.\n"));
1864 1899 break;
1865 1900
1866 1901 case ZPOOL_STATUS_VERSION_NEWER:
1867 1902 (void) printf(gettext(" status: The pool is formatted using an "
1868 1903 "incompatible version.\n"));
1869 1904 break;
1870 1905
1871 1906 case ZPOOL_STATUS_FEAT_DISABLED:
1872 1907 (void) printf(gettext(" status: Some supported features are "
1873 1908 "not enabled on the pool.\n"));
1874 1909 break;
1875 1910
1876 1911 case ZPOOL_STATUS_UNSUP_FEAT_READ:
1877 1912 (void) printf(gettext("status: The pool uses the following "
1878 1913 "feature(s) not supported on this system:\n"));
1879 1914 zpool_print_unsup_feat(config);
1880 1915 break;
1881 1916
1882 1917 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
1883 1918 (void) printf(gettext("status: The pool can only be accessed "
1884 1919 "in read-only mode on this system. It\n\tcannot be "
1885 1920 "accessed in read-write mode because it uses the "
1886 1921 "following\n\tfeature(s) not supported on this system:\n"));
1887 1922 zpool_print_unsup_feat(config);
1888 1923 break;
1889 1924
1890 1925 case ZPOOL_STATUS_HOSTID_MISMATCH:
1891 1926 (void) printf(gettext(" status: The pool was last accessed by "
1892 1927 "another system.\n"));
1893 1928 break;
1894 1929
1895 1930 case ZPOOL_STATUS_FAULTED_DEV_R:
1896 1931 case ZPOOL_STATUS_FAULTED_DEV_NR:
1897 1932 (void) printf(gettext(" status: One or more devices are "
1898 1933 "faulted.\n"));
1899 1934 break;
1900 1935
1901 1936 case ZPOOL_STATUS_BAD_LOG:
1902 1937 (void) printf(gettext(" status: An intent log record cannot be "
1903 1938 "read.\n"));
1904 1939 break;
1905 1940
1906 1941 case ZPOOL_STATUS_RESILVERING:
1907 1942 (void) printf(gettext(" status: One or more devices were being "
1908 1943 "resilvered.\n"));
1909 1944 break;
1910 1945
1911 1946 default:
1912 1947 /*
1913 1948 * No other status can be seen when importing pools.
1914 1949 */
1915 1950 assert(reason == ZPOOL_STATUS_OK);
1916 1951 }
1917 1952
1918 1953 /*
1919 1954 * Print out an action according to the overall state of the pool.
1920 1955 */
1921 1956 if (vs->vs_state == VDEV_STATE_HEALTHY) {
1922 1957 if (reason == ZPOOL_STATUS_VERSION_OLDER ||
1923 1958 reason == ZPOOL_STATUS_FEAT_DISABLED) {
1924 1959 (void) printf(gettext(" action: The pool can be "
1925 1960 "imported using its name or numeric identifier, "
1926 1961 "though\n\tsome features will not be available "
1927 1962 "without an explicit 'zpool upgrade'.\n"));
1928 1963 } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) {
1929 1964 (void) printf(gettext(" action: The pool can be "
1930 1965 "imported using its name or numeric "
1931 1966 "identifier and\n\tthe '-f' flag.\n"));
1932 1967 } else {
1933 1968 (void) printf(gettext(" action: The pool can be "
1934 1969 "imported using its name or numeric "
1935 1970 "identifier.\n"));
1936 1971 }
1937 1972 } else if (vs->vs_state == VDEV_STATE_DEGRADED) {
1938 1973 (void) printf(gettext(" action: The pool can be imported "
1939 1974 "despite missing or damaged devices. The\n\tfault "
1940 1975 "tolerance of the pool may be compromised if imported.\n"));
1941 1976 } else {
1942 1977 switch (reason) {
1943 1978 case ZPOOL_STATUS_VERSION_NEWER:
1944 1979 (void) printf(gettext(" action: The pool cannot be "
1945 1980 "imported. Access the pool on a system running "
1946 1981 "newer\n\tsoftware, or recreate the pool from "
1947 1982 "backup.\n"));
1948 1983 break;
1949 1984 case ZPOOL_STATUS_UNSUP_FEAT_READ:
1950 1985 (void) printf(gettext("action: The pool cannot be "
1951 1986 "imported. Access the pool on a system that "
1952 1987 "supports\n\tthe required feature(s), or recreate "
1953 1988 "the pool from backup.\n"));
1954 1989 break;
1955 1990 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
1956 1991 (void) printf(gettext("action: The pool cannot be "
1957 1992 "imported in read-write mode. Import the pool "
1958 1993 "with\n"
1959 1994 "\t\"-o readonly=on\", access the pool on a system "
1960 1995 "that supports the\n\trequired feature(s), or "
1961 1996 "recreate the pool from backup.\n"));
1962 1997 break;
1963 1998 case ZPOOL_STATUS_MISSING_DEV_R:
1964 1999 case ZPOOL_STATUS_MISSING_DEV_NR:
1965 2000 case ZPOOL_STATUS_BAD_GUID_SUM:
1966 2001 (void) printf(gettext(" action: The pool cannot be "
1967 2002 "imported. Attach the missing\n\tdevices and try "
1968 2003 "again.\n"));
1969 2004 break;
1970 2005 default:
1971 2006 (void) printf(gettext(" action: The pool cannot be "
1972 2007 "imported due to damaged devices or data.\n"));
1973 2008 }
1974 2009 }
1975 2010
1976 2011 /* Print the comment attached to the pool. */
1977 2012 if (nvlist_lookup_string(config, ZPOOL_CONFIG_COMMENT, &comment) == 0)
1978 2013 (void) printf(gettext("comment: %s\n"), comment);
1979 2014
1980 2015 /*
1981 2016 * If the state is "closed" or "can't open", and the aux state
1982 2017 * is "corrupt data":
1983 2018 */
1984 2019 if (((vs->vs_state == VDEV_STATE_CLOSED) ||
1985 2020 (vs->vs_state == VDEV_STATE_CANT_OPEN)) &&
1986 2021 (vs->vs_aux == VDEV_AUX_CORRUPT_DATA)) {
1987 2022 if (pool_state == POOL_STATE_DESTROYED)
1988 2023 (void) printf(gettext("\tThe pool was destroyed, "
1989 2024 "but can be imported using the '-Df' flags.\n"));
1990 2025 else if (pool_state != POOL_STATE_EXPORTED)
1991 2026 (void) printf(gettext("\tThe pool may be active on "
1992 2027 "another system, but can be imported using\n\t"
1993 2028 "the '-f' flag.\n"));
1994 2029 }
1995 2030
1996 2031 if (msgid != NULL)
1997 2032 (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
1998 2033 msgid);
1999 2034
2000 2035 (void) printf(gettext(" config:\n\n"));
2001 2036
2002 2037 namewidth = max_width(NULL, nvroot, 0, 0);
2003 2038 if (namewidth < 10)
2004 2039 namewidth = 10;
2005 2040
2006 2041 print_import_config(name, nvroot, namewidth, 0);
2007 2042 if (num_logs(nvroot) > 0)
2008 2043 print_logs(NULL, nvroot, namewidth, B_FALSE);
2009 2044
2010 2045 if (reason == ZPOOL_STATUS_BAD_GUID_SUM) {
2011 2046 (void) printf(gettext("\n\tAdditional devices are known to "
2012 2047 "be part of this pool, though their\n\texact "
2013 2048 "configuration cannot be determined.\n"));
2014 2049 }
2015 2050 }
2016 2051
2017 2052 /*
2018 2053 * Perform the import for the given configuration. This passes the heavy
2019 2054 * lifting off to zpool_import_props(), and then mounts the datasets contained
2020 2055 * within the pool.
2021 2056 */
2022 2057 static int
2023 2058 do_import(nvlist_t *config, const char *newname, const char *mntopts,
2024 2059 nvlist_t *props, int flags)
2025 2060 {
2026 2061 zpool_handle_t *zhp;
2027 2062 char *name;
2028 2063 uint64_t state;
2029 2064 uint64_t version;
2030 2065
2031 2066 verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
2032 2067 &name) == 0);
2033 2068
2034 2069 verify(nvlist_lookup_uint64(config,
2035 2070 ZPOOL_CONFIG_POOL_STATE, &state) == 0);
2036 2071 verify(nvlist_lookup_uint64(config,
2037 2072 ZPOOL_CONFIG_VERSION, &version) == 0);
2038 2073 if (!SPA_VERSION_IS_SUPPORTED(version)) {
2039 2074 (void) fprintf(stderr, gettext("cannot import '%s': pool "
2040 2075 "is formatted using an unsupported ZFS version\n"), name);
2041 2076 return (1);
2042 2077 } else if (state != POOL_STATE_EXPORTED &&
2043 2078 !(flags & ZFS_IMPORT_ANY_HOST)) {
2044 2079 uint64_t hostid;
2045 2080
2046 2081 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_HOSTID,
2047 2082 &hostid) == 0) {
2048 2083 if ((unsigned long)hostid != gethostid()) {
2049 2084 char *hostname;
2050 2085 uint64_t timestamp;
2051 2086 time_t t;
2052 2087
2053 2088 verify(nvlist_lookup_string(config,
2054 2089 ZPOOL_CONFIG_HOSTNAME, &hostname) == 0);
2055 2090 verify(nvlist_lookup_uint64(config,
2056 2091 ZPOOL_CONFIG_TIMESTAMP, ×tamp) == 0);
2057 2092 t = timestamp;
2058 2093 (void) fprintf(stderr, gettext("cannot import "
2059 2094 "'%s': pool may be in use from other "
2060 2095 "system, it was last accessed by %s "
2061 2096 "(hostid: 0x%lx) on %s"), name, hostname,
2062 2097 (unsigned long)hostid,
2063 2098 asctime(localtime(&t)));
2064 2099 (void) fprintf(stderr, gettext("use '-f' to "
2065 2100 "import anyway\n"));
2066 2101 return (1);
2067 2102 }
2068 2103 } else {
2069 2104 (void) fprintf(stderr, gettext("cannot import '%s': "
2070 2105 "pool may be in use from other system\n"), name);
2071 2106 (void) fprintf(stderr, gettext("use '-f' to import "
2072 2107 "anyway\n"));
2073 2108 return (1);
2074 2109 }
2075 2110 }
2076 2111
2077 2112 if (zpool_import_props(g_zfs, config, newname, props, flags) != 0)
2078 2113 return (1);
2079 2114
2080 2115 if (newname != NULL)
2081 2116 name = (char *)newname;
2082 2117
2083 2118 if ((zhp = zpool_open_canfail(g_zfs, name)) == NULL)
2084 2119 return (1);
2085 2120
2086 2121 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
2087 2122 !(flags & ZFS_IMPORT_ONLY) &&
2088 2123 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
2089 2124 zpool_close(zhp);
2090 2125 return (1);
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2091 2126 }
2092 2127
2093 2128 zpool_close(zhp);
2094 2129 return (0);
2095 2130 }
2096 2131
2097 2132 /*
2098 2133 * zpool checkpoint <pool>
2099 2134 * checkpoint --discard <pool>
2100 2135 *
2101 - * -d Discard the checkpoint from a checkpointed
2102 - * --discard pool.
2136 + * -d Discard the checkpoint from a checkpointed
2137 + * --discard pool.
2103 2138 *
2104 2139 * Checkpoints the specified pool, by taking a "snapshot" of its
2105 2140 * current state. A pool can only have one checkpoint at a time.
2106 2141 */
2107 2142 int
2108 2143 zpool_do_checkpoint(int argc, char **argv)
2109 2144 {
2110 2145 boolean_t discard;
2111 2146 char *pool;
2112 2147 zpool_handle_t *zhp;
2113 2148 int c, err;
2114 2149
2115 2150 struct option long_options[] = {
2116 2151 {"discard", no_argument, NULL, 'd'},
2117 2152 {0, 0, 0, 0}
2118 2153 };
2119 2154
2120 2155 discard = B_FALSE;
2121 2156 while ((c = getopt_long(argc, argv, ":d", long_options, NULL)) != -1) {
2122 2157 switch (c) {
2123 2158 case 'd':
2124 2159 discard = B_TRUE;
2125 2160 break;
2126 2161 case '?':
2127 2162 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2128 2163 optopt);
2129 2164 usage(B_FALSE);
2130 2165 }
2131 2166 }
2132 2167
2133 2168 argc -= optind;
2134 2169 argv += optind;
2135 2170
2136 2171 if (argc < 1) {
2137 2172 (void) fprintf(stderr, gettext("missing pool argument\n"));
2138 2173 usage(B_FALSE);
2139 2174 }
2140 2175
2141 2176 if (argc > 1) {
2142 2177 (void) fprintf(stderr, gettext("too many arguments\n"));
2143 2178 usage(B_FALSE);
2144 2179 }
2145 2180
2146 2181 pool = argv[0];
2147 2182
2148 2183 if ((zhp = zpool_open(g_zfs, pool)) == NULL) {
2149 2184 /* As a special case, check for use of '/' in the name */
2150 2185 if (strchr(pool, '/') != NULL)
2151 2186 (void) fprintf(stderr, gettext("'zpool checkpoint' "
2152 2187 "doesn't work on datasets. To save the state "
2153 2188 "of a dataset from a specific point in time "
2154 2189 "please use 'zfs snapshot'\n"));
2155 2190 return (1);
2156 2191 }
2157 2192
2158 2193 if (discard)
2159 2194 err = (zpool_discard_checkpoint(zhp) != 0);
2160 2195 else
2161 2196 err = (zpool_checkpoint(zhp) != 0);
2162 2197
2163 2198 zpool_close(zhp);
2164 2199
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2165 2200 return (err);
2166 2201 }
2167 2202
2168 2203 #define CHECKPOINT_OPT 1024
2169 2204
2170 2205 /*
2171 2206 * zpool import [-d dir] [-D]
2172 2207 * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
2173 2208 * [-d dir | -c cachefile] [-f] -a
2174 2209 * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
2175 - * [-d dir | -c cachefile] [-f] [-n] [-F] <pool | id> [newpool]
2210 + * [-d dir | -c cachefile] [-f] [-n] [-F] [-t]
2211 + * <pool | id> [newpool]
2176 2212 *
2177 - * -c Read pool information from a cachefile instead of searching
2213 + * -c Read pool information from a cachefile instead of searching
2178 2214 * devices.
2179 2215 *
2180 - * -d Scan in a specific directory, other than /dev/dsk. More than
2216 + * -d Scan in a specific directory, other than /dev/dsk. More than
2181 2217 * one directory can be specified using multiple '-d' options.
2182 2218 *
2183 - * -D Scan for previously destroyed pools or import all or only
2184 - * specified destroyed pools.
2219 + * -D Scan for previously destroyed pools or import all or only
2220 + * specified destroyed pools.
2185 2221 *
2186 - * -R Temporarily import the pool, with all mountpoints relative to
2222 + * -R Temporarily import the pool, with all mountpoints relative to
2187 2223 * the given root. The pool will remain exported when the machine
2188 2224 * is rebooted.
2189 2225 *
2190 - * -V Import even in the presence of faulted vdevs. This is an
2191 - * intentionally undocumented option for testing purposes, and
2192 - * treats the pool configuration as complete, leaving any bad
2226 + * -V Import even in the presence of faulted vdevs. This is an
2227 + * intentionally undocumented option for testing purposes, and
2228 + * treats the pool configuration as complete, leaving any bad
2193 2229 * vdevs in the FAULTED state. In other words, it does verbatim
2194 2230 * import.
2195 2231 *
2196 - * -f Force import, even if it appears that the pool is active.
2232 + * -f Force import, even if it appears that the pool is active.
2197 2233 *
2198 - * -F Attempt rewind if necessary.
2234 + * -F Attempt rewind if necessary.
2199 2235 *
2200 - * -n See if rewind would work, but don't actually rewind.
2236 + * -n See if rewind would work, but don't actually rewind.
2201 2237 *
2202 - * -N Import the pool but don't mount datasets.
2238 + * -N Import the pool but don't mount datasets.
2203 2239 *
2204 - * -T Specify a starting txg to use for import. This option is
2205 - * intentionally undocumented option for testing purposes.
2240 + * -t Use newpool as a temporary pool name instead of renaming
2241 + * the pool.
2206 2242 *
2207 - * -a Import all pools found.
2243 + * -T Specify a starting txg to use for import. This option is
2244 + * intentionally undocumented option for testing purposes.
2208 2245 *
2209 - * -o Set property=value and/or temporary mount options (without '=').
2246 + * -a Import all pools found.
2210 2247 *
2211 - * --rewind-to-checkpoint
2212 - * Import the pool and revert back to the checkpoint.
2248 + * -o Set property=value and/or temporary mount options (without '=').
2213 2249 *
2250 + * --rewind-to-checkpoint
2251 + * Import the pool and revert back to the checkpoint.
2252 + *
2214 2253 * The import command scans for pools to import, and import pools based on pool
2215 2254 * name and GUID. The pool can also be renamed as part of the import process.
2216 2255 */
2217 2256 int
2218 2257 zpool_do_import(int argc, char **argv)
2219 2258 {
2220 2259 char **searchdirs = NULL;
2221 2260 int nsearch = 0;
2222 2261 int c;
2223 2262 int err = 0;
2224 2263 nvlist_t *pools = NULL;
2225 2264 boolean_t do_all = B_FALSE;
2226 2265 boolean_t do_destroyed = B_FALSE;
2227 2266 char *mntopts = NULL;
2228 2267 nvpair_t *elem;
2229 2268 nvlist_t *config;
2230 2269 uint64_t searchguid = 0;
2231 2270 char *searchname = NULL;
2232 2271 char *propval;
2233 2272 nvlist_t *found_config;
2234 2273 nvlist_t *policy = NULL;
2235 2274 nvlist_t *props = NULL;
2236 2275 boolean_t first;
2237 2276 int flags = ZFS_IMPORT_NORMAL;
2238 2277 uint32_t rewind_policy = ZPOOL_NO_REWIND;
2239 2278 boolean_t dryrun = B_FALSE;
2240 2279 boolean_t do_rewind = B_FALSE;
2241 2280 boolean_t xtreme_rewind = B_FALSE;
2242 2281 uint64_t pool_state, txg = -1ULL;
2243 2282 char *cachefile = NULL;
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2244 2283 importargs_t idata = { 0 };
2245 2284 char *endptr;
2246 2285
2247 2286
2248 2287 struct option long_options[] = {
2249 2288 {"rewind-to-checkpoint", no_argument, NULL, CHECKPOINT_OPT},
2250 2289 {0, 0, 0, 0}
2251 2290 };
2252 2291
2253 2292 /* check options */
2254 - while ((c = getopt_long(argc, argv, ":aCc:d:DEfFmnNo:rR:T:VX",
2293 + while ((c = getopt_long(argc, argv, ":aCc:d:DEfFmnNo:rR:tT:VX",
2255 2294 long_options, NULL)) != -1) {
2256 2295 switch (c) {
2257 2296 case 'a':
2258 2297 do_all = B_TRUE;
2259 2298 break;
2260 2299 case 'c':
2261 2300 cachefile = optarg;
2262 2301 break;
2263 2302 case 'd':
2264 2303 if (searchdirs == NULL) {
2265 2304 searchdirs = safe_malloc(sizeof (char *));
2266 2305 } else {
2267 2306 char **tmp = safe_malloc((nsearch + 1) *
2268 2307 sizeof (char *));
2269 2308 bcopy(searchdirs, tmp, nsearch *
2270 2309 sizeof (char *));
2271 2310 free(searchdirs);
2272 2311 searchdirs = tmp;
2273 2312 }
2274 2313 searchdirs[nsearch++] = optarg;
2275 2314 break;
2276 2315 case 'D':
2277 2316 do_destroyed = B_TRUE;
2278 2317 break;
2279 2318 case 'f':
2280 2319 flags |= ZFS_IMPORT_ANY_HOST;
2281 2320 break;
2282 2321 case 'F':
2283 2322 do_rewind = B_TRUE;
2284 2323 break;
2285 2324 case 'm':
2286 2325 flags |= ZFS_IMPORT_MISSING_LOG;
2287 2326 break;
2288 2327 case 'n':
2289 2328 dryrun = B_TRUE;
2290 2329 break;
2291 2330 case 'N':
2292 2331 flags |= ZFS_IMPORT_ONLY;
2293 2332 break;
2294 2333 case 'o':
2295 2334 if ((propval = strchr(optarg, '=')) != NULL) {
2296 2335 *propval = '\0';
2297 2336 propval++;
2298 2337 if (add_prop_list(optarg, propval,
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2299 2338 &props, B_TRUE))
2300 2339 goto error;
2301 2340 } else {
2302 2341 mntopts = optarg;
2303 2342 }
2304 2343 break;
2305 2344 case 'R':
2306 2345 if (add_prop_list(zpool_prop_to_name(
2307 2346 ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
2308 2347 goto error;
2309 - if (nvlist_lookup_string(props,
2310 - zpool_prop_to_name(ZPOOL_PROP_CACHEFILE),
2311 - &propval) == 0)
2312 - break;
2313 - if (add_prop_list(zpool_prop_to_name(
2348 + if (add_prop_list_default(zpool_prop_to_name(
2314 2349 ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
2315 2350 goto error;
2316 2351 break;
2352 + case 't':
2353 + flags |= ZFS_IMPORT_TEMP_NAME;
2354 + if (add_prop_list_default(zpool_prop_to_name(
2355 + ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
2356 + goto error;
2357 + break;
2317 2358 case 'T':
2318 2359 errno = 0;
2319 2360 txg = strtoull(optarg, &endptr, 0);
2320 2361 if (errno != 0 || *endptr != '\0') {
2321 2362 (void) fprintf(stderr,
2322 2363 gettext("invalid txg value\n"));
2323 2364 usage(B_FALSE);
2324 2365 }
2325 2366 rewind_policy = ZPOOL_DO_REWIND | ZPOOL_EXTREME_REWIND;
2326 2367 break;
2327 2368 case 'V':
2328 2369 flags |= ZFS_IMPORT_VERBATIM;
2329 2370 break;
2330 2371 case 'X':
2331 2372 xtreme_rewind = B_TRUE;
2332 2373 break;
2333 2374 case CHECKPOINT_OPT:
2334 2375 flags |= ZFS_IMPORT_CHECKPOINT;
2335 2376 break;
2336 2377 case ':':
2337 2378 (void) fprintf(stderr, gettext("missing argument for "
2338 2379 "'%c' option\n"), optopt);
2339 2380 usage(B_FALSE);
2340 2381 break;
2341 2382 case '?':
2342 2383 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2343 2384 optopt);
2344 2385 usage(B_FALSE);
2345 2386 }
2346 2387 }
2347 2388
2348 2389 argc -= optind;
2349 2390 argv += optind;
2350 2391
2351 2392 if (cachefile && nsearch != 0) {
2352 2393 (void) fprintf(stderr, gettext("-c is incompatible with -d\n"));
2353 2394 usage(B_FALSE);
2354 2395 }
2355 2396
2356 2397 if ((dryrun || xtreme_rewind) && !do_rewind) {
2357 2398 (void) fprintf(stderr,
2358 2399 gettext("-n or -X only meaningful with -F\n"));
2359 2400 usage(B_FALSE);
2360 2401 }
2361 2402 if (dryrun)
2362 2403 rewind_policy = ZPOOL_TRY_REWIND;
2363 2404 else if (do_rewind)
2364 2405 rewind_policy = ZPOOL_DO_REWIND;
2365 2406 if (xtreme_rewind)
2366 2407 rewind_policy |= ZPOOL_EXTREME_REWIND;
2367 2408
2368 2409 /* In the future, we can capture further policy and include it here */
2369 2410 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
2370 2411 nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, txg) != 0 ||
2371 2412 nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY,
2372 2413 rewind_policy) != 0)
2373 2414 goto error;
2374 2415
2375 2416 if (searchdirs == NULL) {
2376 2417 searchdirs = safe_malloc(sizeof (char *));
2377 2418 searchdirs[0] = ZFS_DISK_ROOT;
2378 2419 nsearch = 1;
2379 2420 }
2380 2421
2381 2422 /* check argument count */
2382 2423 if (do_all) {
2383 2424 if (argc != 0) {
2384 2425 (void) fprintf(stderr, gettext("too many arguments\n"));
2385 2426 usage(B_FALSE);
2386 2427 }
2387 2428 } else {
2388 2429 if (argc > 2) {
2389 2430 (void) fprintf(stderr, gettext("too many arguments\n"));
2390 2431 usage(B_FALSE);
2391 2432 }
2392 2433
2393 2434 /*
2394 2435 * Check for the SYS_CONFIG privilege. We do this explicitly
2395 2436 * here because otherwise any attempt to discover pools will
2396 2437 * silently fail.
2397 2438 */
2398 2439 if (argc == 0 && !priv_ineffect(PRIV_SYS_CONFIG)) {
2399 2440 (void) fprintf(stderr, gettext("cannot "
2400 2441 "discover pools: permission denied\n"));
2401 2442 free(searchdirs);
2402 2443 nvlist_free(policy);
2403 2444 return (1);
2404 2445 }
2405 2446 }
2406 2447
2407 2448 /*
2408 2449 * Depending on the arguments given, we do one of the following:
2409 2450 *
2410 2451 * <none> Iterate through all pools and display information about
2411 2452 * each one.
2412 2453 *
2413 2454 * -a Iterate through all pools and try to import each one.
2414 2455 *
2415 2456 * <id> Find the pool that corresponds to the given GUID/pool
2416 2457 * name and import that one.
2417 2458 *
2418 2459 * -D Above options applies only to destroyed pools.
2419 2460 */
2420 2461 if (argc != 0) {
2421 2462 char *endptr;
2422 2463
2423 2464 errno = 0;
2424 2465 searchguid = strtoull(argv[0], &endptr, 10);
2425 2466 if (errno != 0 || *endptr != '\0') {
2426 2467 searchname = argv[0];
2427 2468 searchguid = 0;
2428 2469 }
2429 2470 found_config = NULL;
2430 2471
2431 2472 /*
2432 2473 * User specified a name or guid. Ensure it's unique.
2433 2474 */
2434 2475 idata.unique = B_TRUE;
2435 2476 }
2436 2477
2437 2478
2438 2479 idata.path = searchdirs;
2439 2480 idata.paths = nsearch;
2440 2481 idata.poolname = searchname;
2441 2482 idata.guid = searchguid;
|
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2442 2483 idata.cachefile = cachefile;
2443 2484 idata.policy = policy;
2444 2485
2445 2486 pools = zpool_search_import(g_zfs, &idata);
2446 2487
2447 2488 if (pools != NULL && idata.exists &&
2448 2489 (argc == 1 || strcmp(argv[0], argv[1]) == 0)) {
2449 2490 (void) fprintf(stderr, gettext("cannot import '%s': "
2450 2491 "a pool with that name already exists\n"),
2451 2492 argv[0]);
2452 - (void) fprintf(stderr, gettext("use the form '%s "
2453 - "<pool | id> <newpool>' to give it a new name\n"),
2454 - "zpool import");
2493 + (void) fprintf(stderr, gettext("use the form 'zpool import "
2494 + "[-t] <pool | id> <newpool>' to give it a new temporary "
2495 + "or permanent name\n"));
2455 2496 err = 1;
2456 2497 } else if (pools == NULL && idata.exists) {
2457 2498 (void) fprintf(stderr, gettext("cannot import '%s': "
2458 2499 "a pool with that name is already created/imported,\n"),
2459 2500 argv[0]);
2460 2501 (void) fprintf(stderr, gettext("and no additional pools "
2461 2502 "with that name were found\n"));
2462 2503 err = 1;
2463 2504 } else if (pools == NULL) {
2464 2505 if (argc != 0) {
2465 2506 (void) fprintf(stderr, gettext("cannot import '%s': "
2466 2507 "no such pool available\n"), argv[0]);
2467 2508 }
2468 2509 err = 1;
2469 2510 }
2470 2511
2471 2512 if (err == 1) {
2472 2513 free(searchdirs);
2473 2514 nvlist_free(policy);
2474 2515 return (1);
2475 2516 }
2476 2517
2477 2518 /*
2478 2519 * At this point we have a list of import candidate configs. Even if
2479 2520 * we were searching by pool name or guid, we still need to
2480 2521 * post-process the list to deal with pool state and possible
2481 2522 * duplicate names.
2482 2523 */
2483 2524 err = 0;
2484 2525 elem = NULL;
2485 2526 first = B_TRUE;
2486 2527 while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2487 2528
2488 2529 verify(nvpair_value_nvlist(elem, &config) == 0);
2489 2530
2490 2531 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
2491 2532 &pool_state) == 0);
2492 2533 if (!do_destroyed && pool_state == POOL_STATE_DESTROYED)
2493 2534 continue;
2494 2535 if (do_destroyed && pool_state != POOL_STATE_DESTROYED)
2495 2536 continue;
2496 2537
2497 2538 verify(nvlist_add_nvlist(config, ZPOOL_LOAD_POLICY,
2498 2539 policy) == 0);
2499 2540
2500 2541 if (argc == 0) {
2501 2542 if (first)
2502 2543 first = B_FALSE;
2503 2544 else if (!do_all)
2504 2545 (void) printf("\n");
2505 2546
2506 2547 if (do_all) {
2507 2548 err |= do_import(config, NULL, mntopts,
2508 2549 props, flags);
2509 2550 } else {
2510 2551 show_import(config);
2511 2552 }
2512 2553 } else if (searchname != NULL) {
2513 2554 char *name;
2514 2555
2515 2556 /*
2516 2557 * We are searching for a pool based on name.
2517 2558 */
2518 2559 verify(nvlist_lookup_string(config,
2519 2560 ZPOOL_CONFIG_POOL_NAME, &name) == 0);
2520 2561
2521 2562 if (strcmp(name, searchname) == 0) {
2522 2563 if (found_config != NULL) {
2523 2564 (void) fprintf(stderr, gettext(
2524 2565 "cannot import '%s': more than "
2525 2566 "one matching pool\n"), searchname);
2526 2567 (void) fprintf(stderr, gettext(
2527 2568 "import by numeric ID instead\n"));
2528 2569 err = B_TRUE;
2529 2570 }
2530 2571 found_config = config;
2531 2572 }
2532 2573 } else {
2533 2574 uint64_t guid;
2534 2575
2535 2576 /*
2536 2577 * Search for a pool by guid.
2537 2578 */
2538 2579 verify(nvlist_lookup_uint64(config,
2539 2580 ZPOOL_CONFIG_POOL_GUID, &guid) == 0);
2540 2581
2541 2582 if (guid == searchguid)
2542 2583 found_config = config;
2543 2584 }
2544 2585 }
2545 2586
2546 2587 /*
2547 2588 * If we were searching for a specific pool, verify that we found a
2548 2589 * pool, and then do the import.
2549 2590 */
2550 2591 if (argc != 0 && err == 0) {
2551 2592 if (found_config == NULL) {
2552 2593 (void) fprintf(stderr, gettext("cannot import '%s': "
2553 2594 "no such pool available\n"), argv[0]);
2554 2595 err = B_TRUE;
2555 2596 } else {
2556 2597 err |= do_import(found_config, argc == 1 ? NULL :
2557 2598 argv[1], mntopts, props, flags);
2558 2599 }
2559 2600 }
2560 2601
2561 2602 /*
2562 2603 * If we were just looking for pools, report an error if none were
2563 2604 * found.
2564 2605 */
2565 2606 if (argc == 0 && first)
2566 2607 (void) fprintf(stderr,
2567 2608 gettext("no pools available to import\n"));
2568 2609
2569 2610 error:
2570 2611 nvlist_free(props);
2571 2612 nvlist_free(pools);
2572 2613 nvlist_free(policy);
2573 2614 free(searchdirs);
2574 2615
2575 2616 return (err ? 1 : 0);
2576 2617 }
2577 2618
2578 2619 typedef struct iostat_cbdata {
2579 2620 boolean_t cb_verbose;
2580 2621 int cb_namewidth;
2581 2622 int cb_iteration;
2582 2623 zpool_list_t *cb_list;
2583 2624 } iostat_cbdata_t;
2584 2625
2585 2626 static void
2586 2627 print_iostat_separator(iostat_cbdata_t *cb)
2587 2628 {
2588 2629 int i = 0;
2589 2630
2590 2631 for (i = 0; i < cb->cb_namewidth; i++)
2591 2632 (void) printf("-");
2592 2633 (void) printf(" ----- ----- ----- ----- ----- -----\n");
2593 2634 }
2594 2635
2595 2636 static void
2596 2637 print_iostat_header(iostat_cbdata_t *cb)
2597 2638 {
2598 2639 (void) printf("%*s capacity operations bandwidth\n",
2599 2640 cb->cb_namewidth, "");
2600 2641 (void) printf("%-*s alloc free read write read write\n",
2601 2642 cb->cb_namewidth, "pool");
2602 2643 print_iostat_separator(cb);
2603 2644 }
2604 2645
2605 2646 /*
2606 2647 * Display a single statistic.
2607 2648 */
2608 2649 static void
2609 2650 print_one_stat(uint64_t value)
2610 2651 {
2611 2652 char buf[64];
2612 2653
2613 2654 zfs_nicenum(value, buf, sizeof (buf));
2614 2655 (void) printf(" %5s", buf);
2615 2656 }
2616 2657
2617 2658 /*
2618 2659 * Print out all the statistics for the given vdev. This can either be the
2619 2660 * toplevel configuration, or called recursively. If 'name' is NULL, then this
2620 2661 * is a verbose output, and we don't want to display the toplevel pool stats.
2621 2662 */
2622 2663 void
2623 2664 print_vdev_stats(zpool_handle_t *zhp, const char *name, nvlist_t *oldnv,
2624 2665 nvlist_t *newnv, iostat_cbdata_t *cb, int depth)
2625 2666 {
2626 2667 nvlist_t **oldchild, **newchild;
2627 2668 uint_t c, children;
2628 2669 vdev_stat_t *oldvs, *newvs;
2629 2670 vdev_stat_t zerovs = { 0 };
2630 2671 uint64_t tdelta;
2631 2672 double scale;
2632 2673 char *vname;
2633 2674
2634 2675 if (strcmp(name, VDEV_TYPE_INDIRECT) == 0)
2635 2676 return;
2636 2677
2637 2678 if (oldnv != NULL) {
2638 2679 verify(nvlist_lookup_uint64_array(oldnv,
2639 2680 ZPOOL_CONFIG_VDEV_STATS, (uint64_t **)&oldvs, &c) == 0);
2640 2681 } else {
2641 2682 oldvs = &zerovs;
2642 2683 }
2643 2684
2644 2685 verify(nvlist_lookup_uint64_array(newnv, ZPOOL_CONFIG_VDEV_STATS,
2645 2686 (uint64_t **)&newvs, &c) == 0);
2646 2687
2647 2688 if (strlen(name) + depth > cb->cb_namewidth)
2648 2689 (void) printf("%*s%s", depth, "", name);
2649 2690 else
2650 2691 (void) printf("%*s%s%*s", depth, "", name,
2651 2692 (int)(cb->cb_namewidth - strlen(name) - depth), "");
2652 2693
2653 2694 tdelta = newvs->vs_timestamp - oldvs->vs_timestamp;
2654 2695
2655 2696 if (tdelta == 0)
2656 2697 scale = 1.0;
2657 2698 else
2658 2699 scale = (double)NANOSEC / tdelta;
2659 2700
2660 2701 /* only toplevel vdevs have capacity stats */
2661 2702 if (newvs->vs_space == 0) {
2662 2703 (void) printf(" - -");
2663 2704 } else {
2664 2705 print_one_stat(newvs->vs_alloc);
2665 2706 print_one_stat(newvs->vs_space - newvs->vs_alloc);
2666 2707 }
2667 2708
2668 2709 print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_READ] -
2669 2710 oldvs->vs_ops[ZIO_TYPE_READ])));
2670 2711
2671 2712 print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_WRITE] -
2672 2713 oldvs->vs_ops[ZIO_TYPE_WRITE])));
2673 2714
2674 2715 print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_READ] -
2675 2716 oldvs->vs_bytes[ZIO_TYPE_READ])));
2676 2717
2677 2718 print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_WRITE] -
2678 2719 oldvs->vs_bytes[ZIO_TYPE_WRITE])));
2679 2720
2680 2721 (void) printf("\n");
2681 2722
2682 2723 if (!cb->cb_verbose)
2683 2724 return;
2684 2725
2685 2726 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_CHILDREN,
2686 2727 &newchild, &children) != 0)
2687 2728 return;
2688 2729
2689 2730 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_CHILDREN,
2690 2731 &oldchild, &c) != 0)
2691 2732 return;
2692 2733
2693 2734 for (c = 0; c < children; c++) {
2694 2735 uint64_t ishole = B_FALSE, islog = B_FALSE;
2695 2736
2696 2737 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_HOLE,
2697 2738 &ishole);
2698 2739
2699 2740 (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_LOG,
2700 2741 &islog);
2701 2742
2702 2743 if (ishole || islog)
2703 2744 continue;
2704 2745
2705 2746 vname = zpool_vdev_name(g_zfs, zhp, newchild[c], B_FALSE);
2706 2747 print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
2707 2748 newchild[c], cb, depth + 2);
2708 2749 free(vname);
2709 2750 }
2710 2751
2711 2752 /*
2712 2753 * Log device section
2713 2754 */
2714 2755
2715 2756 if (num_logs(newnv) > 0) {
2716 2757 (void) printf("%-*s - - - - - "
2717 2758 "-\n", cb->cb_namewidth, "logs");
2718 2759
2719 2760 for (c = 0; c < children; c++) {
2720 2761 uint64_t islog = B_FALSE;
2721 2762 (void) nvlist_lookup_uint64(newchild[c],
2722 2763 ZPOOL_CONFIG_IS_LOG, &islog);
2723 2764
2724 2765 if (islog) {
2725 2766 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
2726 2767 B_FALSE);
2727 2768 print_vdev_stats(zhp, vname, oldnv ?
2728 2769 oldchild[c] : NULL, newchild[c],
2729 2770 cb, depth + 2);
2730 2771 free(vname);
2731 2772 }
2732 2773 }
2733 2774
2734 2775 }
2735 2776
2736 2777 /*
2737 2778 * Include level 2 ARC devices in iostat output
2738 2779 */
2739 2780 if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_L2CACHE,
2740 2781 &newchild, &children) != 0)
2741 2782 return;
2742 2783
2743 2784 if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_L2CACHE,
2744 2785 &oldchild, &c) != 0)
2745 2786 return;
2746 2787
2747 2788 if (children > 0) {
2748 2789 (void) printf("%-*s - - - - - "
2749 2790 "-\n", cb->cb_namewidth, "cache");
2750 2791 for (c = 0; c < children; c++) {
2751 2792 vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
2752 2793 B_FALSE);
2753 2794 print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
2754 2795 newchild[c], cb, depth + 2);
2755 2796 free(vname);
2756 2797 }
2757 2798 }
2758 2799 }
2759 2800
2760 2801 static int
2761 2802 refresh_iostat(zpool_handle_t *zhp, void *data)
2762 2803 {
2763 2804 iostat_cbdata_t *cb = data;
2764 2805 boolean_t missing;
2765 2806
2766 2807 /*
2767 2808 * If the pool has disappeared, remove it from the list and continue.
2768 2809 */
2769 2810 if (zpool_refresh_stats(zhp, &missing) != 0)
2770 2811 return (-1);
2771 2812
2772 2813 if (missing)
2773 2814 pool_list_remove(cb->cb_list, zhp);
2774 2815
2775 2816 return (0);
2776 2817 }
2777 2818
2778 2819 /*
2779 2820 * Callback to print out the iostats for the given pool.
2780 2821 */
2781 2822 int
2782 2823 print_iostat(zpool_handle_t *zhp, void *data)
2783 2824 {
2784 2825 iostat_cbdata_t *cb = data;
2785 2826 nvlist_t *oldconfig, *newconfig;
2786 2827 nvlist_t *oldnvroot, *newnvroot;
2787 2828
2788 2829 newconfig = zpool_get_config(zhp, &oldconfig);
2789 2830
2790 2831 if (cb->cb_iteration == 1)
2791 2832 oldconfig = NULL;
2792 2833
2793 2834 verify(nvlist_lookup_nvlist(newconfig, ZPOOL_CONFIG_VDEV_TREE,
2794 2835 &newnvroot) == 0);
2795 2836
2796 2837 if (oldconfig == NULL)
2797 2838 oldnvroot = NULL;
2798 2839 else
2799 2840 verify(nvlist_lookup_nvlist(oldconfig, ZPOOL_CONFIG_VDEV_TREE,
2800 2841 &oldnvroot) == 0);
2801 2842
2802 2843 /*
2803 2844 * Print out the statistics for the pool.
2804 2845 */
2805 2846 print_vdev_stats(zhp, zpool_get_name(zhp), oldnvroot, newnvroot, cb, 0);
2806 2847
2807 2848 if (cb->cb_verbose)
2808 2849 print_iostat_separator(cb);
2809 2850
2810 2851 return (0);
2811 2852 }
2812 2853
2813 2854 int
2814 2855 get_namewidth(zpool_handle_t *zhp, void *data)
2815 2856 {
2816 2857 iostat_cbdata_t *cb = data;
2817 2858 nvlist_t *config, *nvroot;
2818 2859
2819 2860 if ((config = zpool_get_config(zhp, NULL)) != NULL) {
2820 2861 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2821 2862 &nvroot) == 0);
2822 2863 if (!cb->cb_verbose)
2823 2864 cb->cb_namewidth = strlen(zpool_get_name(zhp));
2824 2865 else
2825 2866 cb->cb_namewidth = max_width(zhp, nvroot, 0,
2826 2867 cb->cb_namewidth);
2827 2868 }
2828 2869
2829 2870 /*
2830 2871 * The width must fall into the range [10,38]. The upper limit is the
2831 2872 * maximum we can have and still fit in 80 columns.
2832 2873 */
2833 2874 if (cb->cb_namewidth < 10)
2834 2875 cb->cb_namewidth = 10;
2835 2876 if (cb->cb_namewidth > 38)
2836 2877 cb->cb_namewidth = 38;
2837 2878
2838 2879 return (0);
2839 2880 }
2840 2881
2841 2882 /*
2842 2883 * Parse the input string, get the 'interval' and 'count' value if there is one.
2843 2884 */
2844 2885 static void
2845 2886 get_interval_count(int *argcp, char **argv, unsigned long *iv,
2846 2887 unsigned long *cnt)
2847 2888 {
2848 2889 unsigned long interval = 0, count = 0;
2849 2890 int argc = *argcp, errno;
2850 2891
2851 2892 /*
2852 2893 * Determine if the last argument is an integer or a pool name
2853 2894 */
2854 2895 if (argc > 0 && isdigit(argv[argc - 1][0])) {
2855 2896 char *end;
2856 2897
2857 2898 errno = 0;
2858 2899 interval = strtoul(argv[argc - 1], &end, 10);
2859 2900
2860 2901 if (*end == '\0' && errno == 0) {
2861 2902 if (interval == 0) {
2862 2903 (void) fprintf(stderr, gettext("interval "
2863 2904 "cannot be zero\n"));
2864 2905 usage(B_FALSE);
2865 2906 }
2866 2907 /*
2867 2908 * Ignore the last parameter
2868 2909 */
2869 2910 argc--;
2870 2911 } else {
2871 2912 /*
2872 2913 * If this is not a valid number, just plow on. The
2873 2914 * user will get a more informative error message later
2874 2915 * on.
2875 2916 */
2876 2917 interval = 0;
2877 2918 }
2878 2919 }
2879 2920
2880 2921 /*
2881 2922 * If the last argument is also an integer, then we have both a count
2882 2923 * and an interval.
2883 2924 */
2884 2925 if (argc > 0 && isdigit(argv[argc - 1][0])) {
2885 2926 char *end;
2886 2927
2887 2928 errno = 0;
2888 2929 count = interval;
2889 2930 interval = strtoul(argv[argc - 1], &end, 10);
2890 2931
2891 2932 if (*end == '\0' && errno == 0) {
2892 2933 if (interval == 0) {
2893 2934 (void) fprintf(stderr, gettext("interval "
2894 2935 "cannot be zero\n"));
2895 2936 usage(B_FALSE);
2896 2937 }
2897 2938
2898 2939 /*
2899 2940 * Ignore the last parameter
2900 2941 */
2901 2942 argc--;
2902 2943 } else {
2903 2944 interval = 0;
2904 2945 }
2905 2946 }
2906 2947
2907 2948 *iv = interval;
2908 2949 *cnt = count;
2909 2950 *argcp = argc;
2910 2951 }
2911 2952
2912 2953 static void
2913 2954 get_timestamp_arg(char c)
2914 2955 {
2915 2956 if (c == 'u')
2916 2957 timestamp_fmt = UDATE;
2917 2958 else if (c == 'd')
2918 2959 timestamp_fmt = DDATE;
2919 2960 else
2920 2961 usage(B_FALSE);
2921 2962 }
2922 2963
2923 2964 /*
2924 2965 * zpool iostat [-v] [-T d|u] [pool] ... [interval [count]]
2925 2966 *
2926 2967 * -v Display statistics for individual vdevs
2927 2968 * -T Display a timestamp in date(1) or Unix format
2928 2969 *
2929 2970 * This command can be tricky because we want to be able to deal with pool
2930 2971 * creation/destruction as well as vdev configuration changes. The bulk of this
2931 2972 * processing is handled by the pool_list_* routines in zpool_iter.c. We rely
2932 2973 * on pool_list_update() to detect the addition of new pools. Configuration
2933 2974 * changes are all handled within libzfs.
2934 2975 */
2935 2976 int
2936 2977 zpool_do_iostat(int argc, char **argv)
2937 2978 {
2938 2979 int c;
2939 2980 int ret;
2940 2981 int npools;
2941 2982 unsigned long interval = 0, count = 0;
2942 2983 zpool_list_t *list;
2943 2984 boolean_t verbose = B_FALSE;
2944 2985 iostat_cbdata_t cb;
2945 2986
2946 2987 /* check options */
2947 2988 while ((c = getopt(argc, argv, "T:v")) != -1) {
2948 2989 switch (c) {
2949 2990 case 'T':
2950 2991 get_timestamp_arg(*optarg);
2951 2992 break;
2952 2993 case 'v':
2953 2994 verbose = B_TRUE;
2954 2995 break;
2955 2996 case '?':
2956 2997 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
2957 2998 optopt);
2958 2999 usage(B_FALSE);
2959 3000 }
2960 3001 }
2961 3002
2962 3003 argc -= optind;
2963 3004 argv += optind;
2964 3005
2965 3006 get_interval_count(&argc, argv, &interval, &count);
2966 3007
2967 3008 /*
2968 3009 * Construct the list of all interesting pools.
2969 3010 */
2970 3011 ret = 0;
2971 3012 if ((list = pool_list_get(argc, argv, NULL, &ret)) == NULL)
2972 3013 return (1);
2973 3014
2974 3015 if (pool_list_count(list) == 0 && argc != 0) {
2975 3016 pool_list_free(list);
2976 3017 return (1);
2977 3018 }
2978 3019
2979 3020 if (pool_list_count(list) == 0 && interval == 0) {
2980 3021 pool_list_free(list);
2981 3022 (void) fprintf(stderr, gettext("no pools available\n"));
2982 3023 return (1);
2983 3024 }
2984 3025
2985 3026 /*
2986 3027 * Enter the main iostat loop.
2987 3028 */
2988 3029 cb.cb_list = list;
2989 3030 cb.cb_verbose = verbose;
2990 3031 cb.cb_iteration = 0;
2991 3032 cb.cb_namewidth = 0;
2992 3033
2993 3034 for (;;) {
2994 3035 pool_list_update(list);
2995 3036
2996 3037 if ((npools = pool_list_count(list)) == 0)
2997 3038 break;
2998 3039
2999 3040 /*
3000 3041 * Refresh all statistics. This is done as an explicit step
3001 3042 * before calculating the maximum name width, so that any
3002 3043 * configuration changes are properly accounted for.
3003 3044 */
3004 3045 (void) pool_list_iter(list, B_FALSE, refresh_iostat, &cb);
3005 3046
3006 3047 /*
3007 3048 * Iterate over all pools to determine the maximum width
3008 3049 * for the pool / device name column across all pools.
3009 3050 */
3010 3051 cb.cb_namewidth = 0;
3011 3052 (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
3012 3053
3013 3054 if (timestamp_fmt != NODATE)
3014 3055 print_timestamp(timestamp_fmt);
3015 3056
3016 3057 /*
3017 3058 * If it's the first time, or verbose mode, print the header.
3018 3059 */
3019 3060 if (++cb.cb_iteration == 1 || verbose)
3020 3061 print_iostat_header(&cb);
3021 3062
3022 3063 (void) pool_list_iter(list, B_FALSE, print_iostat, &cb);
3023 3064
3024 3065 /*
3025 3066 * If there's more than one pool, and we're not in verbose mode
3026 3067 * (which prints a separator for us), then print a separator.
3027 3068 */
3028 3069 if (npools > 1 && !verbose)
3029 3070 print_iostat_separator(&cb);
3030 3071
3031 3072 if (verbose)
3032 3073 (void) printf("\n");
3033 3074
3034 3075 /*
3035 3076 * Flush the output so that redirection to a file isn't buffered
3036 3077 * indefinitely.
3037 3078 */
3038 3079 (void) fflush(stdout);
3039 3080
3040 3081 if (interval == 0)
3041 3082 break;
3042 3083
3043 3084 if (count != 0 && --count == 0)
3044 3085 break;
3045 3086
3046 3087 (void) sleep(interval);
3047 3088 }
3048 3089
3049 3090 pool_list_free(list);
3050 3091
3051 3092 return (ret);
3052 3093 }
3053 3094
3054 3095 typedef struct list_cbdata {
3055 3096 boolean_t cb_verbose;
3056 3097 int cb_namewidth;
3057 3098 boolean_t cb_scripted;
3058 3099 zprop_list_t *cb_proplist;
3059 3100 boolean_t cb_literal;
3060 3101 } list_cbdata_t;
3061 3102
3062 3103 /*
3063 3104 * Given a list of columns to display, output appropriate headers for each one.
3064 3105 */
3065 3106 static void
3066 3107 print_header(list_cbdata_t *cb)
3067 3108 {
3068 3109 zprop_list_t *pl = cb->cb_proplist;
3069 3110 char headerbuf[ZPOOL_MAXPROPLEN];
3070 3111 const char *header;
3071 3112 boolean_t first = B_TRUE;
3072 3113 boolean_t right_justify;
3073 3114 size_t width = 0;
3074 3115
3075 3116 for (; pl != NULL; pl = pl->pl_next) {
3076 3117 width = pl->pl_width;
3077 3118 if (first && cb->cb_verbose) {
3078 3119 /*
3079 3120 * Reset the width to accommodate the verbose listing
3080 3121 * of devices.
3081 3122 */
3082 3123 width = cb->cb_namewidth;
3083 3124 }
3084 3125
3085 3126 if (!first)
3086 3127 (void) printf(" ");
3087 3128 else
3088 3129 first = B_FALSE;
3089 3130
3090 3131 right_justify = B_FALSE;
3091 3132 if (pl->pl_prop != ZPROP_INVAL) {
3092 3133 header = zpool_prop_column_name(pl->pl_prop);
3093 3134 right_justify = zpool_prop_align_right(pl->pl_prop);
3094 3135 } else {
3095 3136 int i;
3096 3137
3097 3138 for (i = 0; pl->pl_user_prop[i] != '\0'; i++)
3098 3139 headerbuf[i] = toupper(pl->pl_user_prop[i]);
3099 3140 headerbuf[i] = '\0';
3100 3141 header = headerbuf;
3101 3142 }
3102 3143
3103 3144 if (pl->pl_next == NULL && !right_justify)
3104 3145 (void) printf("%s", header);
3105 3146 else if (right_justify)
3106 3147 (void) printf("%*s", width, header);
3107 3148 else
3108 3149 (void) printf("%-*s", width, header);
3109 3150
3110 3151 }
3111 3152
3112 3153 (void) printf("\n");
3113 3154 }
3114 3155
3115 3156 /*
3116 3157 * Given a pool and a list of properties, print out all the properties according
3117 3158 * to the described layout.
3118 3159 */
3119 3160 static void
3120 3161 print_pool(zpool_handle_t *zhp, list_cbdata_t *cb)
3121 3162 {
3122 3163 zprop_list_t *pl = cb->cb_proplist;
3123 3164 boolean_t first = B_TRUE;
3124 3165 char property[ZPOOL_MAXPROPLEN];
3125 3166 char *propstr;
3126 3167 boolean_t right_justify;
3127 3168 size_t width;
3128 3169
3129 3170 for (; pl != NULL; pl = pl->pl_next) {
3130 3171
3131 3172 width = pl->pl_width;
3132 3173 if (first && cb->cb_verbose) {
3133 3174 /*
3134 3175 * Reset the width to accommodate the verbose listing
3135 3176 * of devices.
3136 3177 */
3137 3178 width = cb->cb_namewidth;
3138 3179 }
3139 3180
3140 3181 if (!first) {
3141 3182 if (cb->cb_scripted)
3142 3183 (void) printf("\t");
3143 3184 else
3144 3185 (void) printf(" ");
3145 3186 } else {
3146 3187 first = B_FALSE;
3147 3188 }
3148 3189
3149 3190 right_justify = B_FALSE;
3150 3191 if (pl->pl_prop != ZPROP_INVAL) {
3151 3192 if (zpool_get_prop(zhp, pl->pl_prop, property,
3152 3193 sizeof (property), NULL, cb->cb_literal) != 0)
3153 3194 propstr = "-";
3154 3195 else
3155 3196 propstr = property;
3156 3197
3157 3198 right_justify = zpool_prop_align_right(pl->pl_prop);
3158 3199 } else if ((zpool_prop_feature(pl->pl_user_prop) ||
3159 3200 zpool_prop_unsupported(pl->pl_user_prop)) &&
3160 3201 zpool_prop_get_feature(zhp, pl->pl_user_prop, property,
3161 3202 sizeof (property)) == 0) {
3162 3203 propstr = property;
3163 3204 } else {
3164 3205 propstr = "-";
3165 3206 }
3166 3207
3167 3208
3168 3209 /*
3169 3210 * If this is being called in scripted mode, or if this is the
3170 3211 * last column and it is left-justified, don't include a width
3171 3212 * format specifier.
3172 3213 */
3173 3214 if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify))
3174 3215 (void) printf("%s", propstr);
3175 3216 else if (right_justify)
3176 3217 (void) printf("%*s", width, propstr);
3177 3218 else
3178 3219 (void) printf("%-*s", width, propstr);
3179 3220 }
3180 3221
3181 3222 (void) printf("\n");
3182 3223 }
3183 3224
3184 3225 static void
3185 3226 print_one_column(zpool_prop_t prop, uint64_t value, boolean_t scripted,
3186 3227 boolean_t valid)
3187 3228 {
3188 3229 char propval[64];
3189 3230 boolean_t fixed;
3190 3231 size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL);
3191 3232
3192 3233 switch (prop) {
3193 3234 case ZPOOL_PROP_EXPANDSZ:
3194 3235 case ZPOOL_PROP_CHECKPOINT:
3195 3236 if (value == 0)
3196 3237 (void) strlcpy(propval, "-", sizeof (propval));
3197 3238 else
3198 3239 zfs_nicenum(value, propval, sizeof (propval));
3199 3240 break;
3200 3241 case ZPOOL_PROP_FRAGMENTATION:
3201 3242 if (value == ZFS_FRAG_INVALID) {
3202 3243 (void) strlcpy(propval, "-", sizeof (propval));
3203 3244 } else {
3204 3245 (void) snprintf(propval, sizeof (propval), "%llu%%",
3205 3246 value);
3206 3247 }
3207 3248 break;
3208 3249 case ZPOOL_PROP_CAPACITY:
3209 3250 (void) snprintf(propval, sizeof (propval), "%llu%%", value);
3210 3251 break;
3211 3252 default:
3212 3253 zfs_nicenum(value, propval, sizeof (propval));
3213 3254 }
3214 3255
3215 3256 if (!valid)
3216 3257 (void) strlcpy(propval, "-", sizeof (propval));
3217 3258
3218 3259 if (scripted)
3219 3260 (void) printf("\t%s", propval);
3220 3261 else
3221 3262 (void) printf(" %*s", width, propval);
3222 3263 }
3223 3264
3224 3265 void
3225 3266 print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
3226 3267 list_cbdata_t *cb, int depth)
3227 3268 {
3228 3269 nvlist_t **child;
3229 3270 vdev_stat_t *vs;
3230 3271 uint_t c, children;
3231 3272 char *vname;
3232 3273 boolean_t scripted = cb->cb_scripted;
3233 3274 uint64_t islog = B_FALSE;
3234 3275 boolean_t haslog = B_FALSE;
3235 3276 char *dashes = "%-*s - - - - - -\n";
3236 3277
3237 3278 verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
3238 3279 (uint64_t **)&vs, &c) == 0);
3239 3280
3240 3281 if (name != NULL) {
3241 3282 boolean_t toplevel = (vs->vs_space != 0);
3242 3283 uint64_t cap;
3243 3284
3244 3285 if (strcmp(name, VDEV_TYPE_INDIRECT) == 0)
3245 3286 return;
3246 3287
3247 3288 if (scripted)
3248 3289 (void) printf("\t%s", name);
3249 3290 else if (strlen(name) + depth > cb->cb_namewidth)
3250 3291 (void) printf("%*s%s", depth, "", name);
3251 3292 else
3252 3293 (void) printf("%*s%s%*s", depth, "", name,
3253 3294 (int)(cb->cb_namewidth - strlen(name) - depth), "");
3254 3295
3255 3296 /*
3256 3297 * Print the properties for the individual vdevs. Some
3257 3298 * properties are only applicable to toplevel vdevs. The
3258 3299 * 'toplevel' boolean value is passed to the print_one_column()
3259 3300 * to indicate that the value is valid.
3260 3301 */
3261 3302 print_one_column(ZPOOL_PROP_SIZE, vs->vs_space, scripted,
3262 3303 toplevel);
3263 3304 print_one_column(ZPOOL_PROP_ALLOCATED, vs->vs_alloc, scripted,
3264 3305 toplevel);
3265 3306 print_one_column(ZPOOL_PROP_FREE, vs->vs_space - vs->vs_alloc,
3266 3307 scripted, toplevel);
3267 3308 print_one_column(ZPOOL_PROP_CHECKPOINT,
3268 3309 vs->vs_checkpoint_space, scripted, toplevel);
3269 3310 print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize, scripted,
3270 3311 B_TRUE);
3271 3312 print_one_column(ZPOOL_PROP_FRAGMENTATION,
3272 3313 vs->vs_fragmentation, scripted,
3273 3314 (vs->vs_fragmentation != ZFS_FRAG_INVALID && toplevel));
3274 3315 cap = (vs->vs_space == 0) ? 0 :
3275 3316 (vs->vs_alloc * 100 / vs->vs_space);
3276 3317 print_one_column(ZPOOL_PROP_CAPACITY, cap, scripted, toplevel);
3277 3318 (void) printf("\n");
3278 3319 }
3279 3320
3280 3321 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
3281 3322 &child, &children) != 0)
3282 3323 return;
3283 3324
3284 3325 for (c = 0; c < children; c++) {
3285 3326 uint64_t ishole = B_FALSE;
3286 3327
3287 3328 if (nvlist_lookup_uint64(child[c],
3288 3329 ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole)
3289 3330 continue;
3290 3331
3291 3332 if (nvlist_lookup_uint64(child[c],
3292 3333 ZPOOL_CONFIG_IS_LOG, &islog) == 0 && islog) {
3293 3334 haslog = B_TRUE;
3294 3335 continue;
3295 3336 }
3296 3337
3297 3338 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
3298 3339 print_list_stats(zhp, vname, child[c], cb, depth + 2);
3299 3340 free(vname);
3300 3341 }
3301 3342
3302 3343 if (haslog == B_TRUE) {
3303 3344 /* LINTED E_SEC_PRINTF_VAR_FMT */
3304 3345 (void) printf(dashes, cb->cb_namewidth, "log");
3305 3346 for (c = 0; c < children; c++) {
3306 3347 if (nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
3307 3348 &islog) != 0 || !islog)
3308 3349 continue;
3309 3350 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
3310 3351 print_list_stats(zhp, vname, child[c], cb, depth + 2);
3311 3352 free(vname);
3312 3353 }
3313 3354 }
3314 3355
3315 3356 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
3316 3357 &child, &children) == 0 && children > 0) {
3317 3358 /* LINTED E_SEC_PRINTF_VAR_FMT */
3318 3359 (void) printf(dashes, cb->cb_namewidth, "cache");
3319 3360 for (c = 0; c < children; c++) {
3320 3361 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
3321 3362 print_list_stats(zhp, vname, child[c], cb, depth + 2);
3322 3363 free(vname);
3323 3364 }
3324 3365 }
3325 3366
3326 3367 if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, &child,
3327 3368 &children) == 0 && children > 0) {
3328 3369 /* LINTED E_SEC_PRINTF_VAR_FMT */
3329 3370 (void) printf(dashes, cb->cb_namewidth, "spare");
3330 3371 for (c = 0; c < children; c++) {
3331 3372 vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE);
3332 3373 print_list_stats(zhp, vname, child[c], cb, depth + 2);
3333 3374 free(vname);
3334 3375 }
3335 3376 }
3336 3377 }
3337 3378
3338 3379
3339 3380 /*
3340 3381 * Generic callback function to list a pool.
3341 3382 */
3342 3383 int
3343 3384 list_callback(zpool_handle_t *zhp, void *data)
3344 3385 {
3345 3386 list_cbdata_t *cbp = data;
3346 3387 nvlist_t *config;
3347 3388 nvlist_t *nvroot;
3348 3389
3349 3390 config = zpool_get_config(zhp, NULL);
3350 3391
3351 3392 print_pool(zhp, cbp);
3352 3393 if (!cbp->cb_verbose)
3353 3394 return (0);
3354 3395
3355 3396 verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
3356 3397 &nvroot) == 0);
3357 3398 print_list_stats(zhp, NULL, nvroot, cbp, 0);
3358 3399
3359 3400 return (0);
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3360 3401 }
3361 3402
3362 3403 /*
3363 3404 * zpool list [-Hp] [-o prop[,prop]*] [-T d|u] [pool] ... [interval [count]]
3364 3405 *
3365 3406 * -H Scripted mode. Don't display headers, and separate properties
3366 3407 * by a single tab.
3367 3408 * -o List of properties to display. Defaults to
3368 3409 * "name,size,allocated,free,expandsize,fragmentation,capacity,"
3369 3410 * "dedupratio,health,altroot"
3370 - * -p Diplay values in parsable (exact) format.
3411 + * -p Diplay values in parsable (exact) format.
3371 3412 * -T Display a timestamp in date(1) or Unix format
3372 3413 *
3373 3414 * List all pools in the system, whether or not they're healthy. Output space
3374 3415 * statistics for each one, as well as health status summary.
3375 3416 */
3376 3417 int
3377 3418 zpool_do_list(int argc, char **argv)
3378 3419 {
3379 3420 int c;
3380 3421 int ret;
3381 3422 list_cbdata_t cb = { 0 };
3382 3423 static char default_props[] =
3383 3424 "name,size,allocated,free,checkpoint,expandsize,fragmentation,"
3384 3425 "capacity,dedupratio,health,altroot";
3385 3426 char *props = default_props;
3386 3427 unsigned long interval = 0, count = 0;
3387 3428 zpool_list_t *list;
3388 3429 boolean_t first = B_TRUE;
3389 3430
3390 3431 /* check options */
3391 3432 while ((c = getopt(argc, argv, ":Ho:pT:v")) != -1) {
3392 3433 switch (c) {
3393 3434 case 'H':
3394 3435 cb.cb_scripted = B_TRUE;
3395 3436 break;
3396 3437 case 'o':
3397 3438 props = optarg;
3398 3439 break;
3399 3440 case 'p':
3400 3441 cb.cb_literal = B_TRUE;
3401 3442 break;
3402 3443 case 'T':
3403 3444 get_timestamp_arg(*optarg);
3404 3445 break;
3405 3446 case 'v':
3406 3447 cb.cb_verbose = B_TRUE;
3407 3448 break;
3408 3449 case ':':
3409 3450 (void) fprintf(stderr, gettext("missing argument for "
3410 3451 "'%c' option\n"), optopt);
3411 3452 usage(B_FALSE);
3412 3453 break;
3413 3454 case '?':
3414 3455 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3415 3456 optopt);
3416 3457 usage(B_FALSE);
3417 3458 }
3418 3459 }
3419 3460
3420 3461 argc -= optind;
3421 3462 argv += optind;
3422 3463
3423 3464 get_interval_count(&argc, argv, &interval, &count);
3424 3465
3425 3466 if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0)
3426 3467 usage(B_FALSE);
3427 3468
3428 3469 for (;;) {
3429 3470 if ((list = pool_list_get(argc, argv, &cb.cb_proplist,
3430 3471 &ret)) == NULL)
3431 3472 return (1);
3432 3473
3433 3474 if (pool_list_count(list) == 0)
3434 3475 break;
3435 3476
3436 3477 cb.cb_namewidth = 0;
3437 3478 (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
3438 3479
3439 3480 if (timestamp_fmt != NODATE)
3440 3481 print_timestamp(timestamp_fmt);
3441 3482
3442 3483 if (!cb.cb_scripted && (first || cb.cb_verbose)) {
3443 3484 print_header(&cb);
3444 3485 first = B_FALSE;
3445 3486 }
3446 3487 ret = pool_list_iter(list, B_TRUE, list_callback, &cb);
3447 3488
3448 3489 if (interval == 0)
3449 3490 break;
3450 3491
3451 3492 if (count != 0 && --count == 0)
3452 3493 break;
3453 3494
3454 3495 pool_list_free(list);
3455 3496 (void) sleep(interval);
3456 3497 }
3457 3498
3458 3499 if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) {
3459 3500 (void) printf(gettext("no pools available\n"));
3460 3501 ret = 0;
3461 3502 }
3462 3503
3463 3504 pool_list_free(list);
3464 3505 zprop_free_list(cb.cb_proplist);
3465 3506 return (ret);
3466 3507 }
3467 3508
3468 3509 static int
3469 3510 zpool_do_attach_or_replace(int argc, char **argv, int replacing)
3470 3511 {
3471 3512 boolean_t force = B_FALSE;
3472 3513 int c;
3473 3514 nvlist_t *nvroot;
3474 3515 char *poolname, *old_disk, *new_disk;
3475 3516 zpool_handle_t *zhp;
3476 3517 zpool_boot_label_t boot_type;
3477 3518 uint64_t boot_size;
3478 3519 int ret;
3479 3520
3480 3521 /* check options */
3481 3522 while ((c = getopt(argc, argv, "f")) != -1) {
3482 3523 switch (c) {
3483 3524 case 'f':
3484 3525 force = B_TRUE;
3485 3526 break;
3486 3527 case '?':
3487 3528 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3488 3529 optopt);
3489 3530 usage(B_FALSE);
3490 3531 }
3491 3532 }
3492 3533
3493 3534 argc -= optind;
3494 3535 argv += optind;
3495 3536
3496 3537 /* get pool name and check number of arguments */
3497 3538 if (argc < 1) {
3498 3539 (void) fprintf(stderr, gettext("missing pool name argument\n"));
3499 3540 usage(B_FALSE);
3500 3541 }
3501 3542
3502 3543 poolname = argv[0];
3503 3544
3504 3545 if (argc < 2) {
3505 3546 (void) fprintf(stderr,
3506 3547 gettext("missing <device> specification\n"));
3507 3548 usage(B_FALSE);
3508 3549 }
3509 3550
3510 3551 old_disk = argv[1];
3511 3552
3512 3553 if (argc < 3) {
3513 3554 if (!replacing) {
3514 3555 (void) fprintf(stderr,
3515 3556 gettext("missing <new_device> specification\n"));
3516 3557 usage(B_FALSE);
3517 3558 }
3518 3559 new_disk = old_disk;
3519 3560 argc -= 1;
3520 3561 argv += 1;
3521 3562 } else {
3522 3563 new_disk = argv[2];
3523 3564 argc -= 2;
3524 3565 argv += 2;
3525 3566 }
3526 3567
3527 3568 if (argc > 1) {
3528 3569 (void) fprintf(stderr, gettext("too many arguments\n"));
3529 3570 usage(B_FALSE);
3530 3571 }
3531 3572
3532 3573 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3533 3574 return (1);
3534 3575
3535 3576 if (zpool_get_config(zhp, NULL) == NULL) {
3536 3577 (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
3537 3578 poolname);
3538 3579 zpool_close(zhp);
3539 3580 return (1);
3540 3581 }
3541 3582
3542 3583 if (zpool_is_bootable(zhp))
3543 3584 boot_type = ZPOOL_COPY_BOOT_LABEL;
3544 3585 else
3545 3586 boot_type = ZPOOL_NO_BOOT_LABEL;
3546 3587
3547 3588 boot_size = zpool_get_prop_int(zhp, ZPOOL_PROP_BOOTSIZE, NULL);
3548 3589 nvroot = make_root_vdev(zhp, force, B_FALSE, replacing, B_FALSE,
3549 3590 boot_type, boot_size, argc, argv);
3550 3591 if (nvroot == NULL) {
3551 3592 zpool_close(zhp);
3552 3593 return (1);
3553 3594 }
3554 3595
3555 3596 ret = zpool_vdev_attach(zhp, old_disk, new_disk, nvroot, replacing);
3556 3597
3557 3598 nvlist_free(nvroot);
3558 3599 zpool_close(zhp);
3559 3600
3560 3601 return (ret);
3561 3602 }
3562 3603
3563 3604 /*
3564 3605 * zpool replace [-f] <pool> <device> <new_device>
3565 3606 *
3566 3607 * -f Force attach, even if <new_device> appears to be in use.
3567 3608 *
3568 3609 * Replace <device> with <new_device>.
3569 3610 */
3570 3611 /* ARGSUSED */
3571 3612 int
3572 3613 zpool_do_replace(int argc, char **argv)
3573 3614 {
3574 3615 return (zpool_do_attach_or_replace(argc, argv, B_TRUE));
3575 3616 }
3576 3617
3577 3618 /*
3578 3619 * zpool attach [-f] <pool> <device> <new_device>
3579 3620 *
3580 3621 * -f Force attach, even if <new_device> appears to be in use.
3581 3622 *
3582 3623 * Attach <new_device> to the mirror containing <device>. If <device> is not
3583 3624 * part of a mirror, then <device> will be transformed into a mirror of
3584 3625 * <device> and <new_device>. In either case, <new_device> will begin life
3585 3626 * with a DTL of [0, now], and will immediately begin to resilver itself.
3586 3627 */
3587 3628 int
3588 3629 zpool_do_attach(int argc, char **argv)
3589 3630 {
3590 3631 return (zpool_do_attach_or_replace(argc, argv, B_FALSE));
3591 3632 }
3592 3633
3593 3634 /*
3594 3635 * zpool detach [-f] <pool> <device>
3595 3636 *
3596 3637 * -f Force detach of <device>, even if DTLs argue against it
3597 3638 * (not supported yet)
3598 3639 *
3599 3640 * Detach a device from a mirror. The operation will be refused if <device>
3600 3641 * is the last device in the mirror, or if the DTLs indicate that this device
3601 3642 * has the only valid copy of some data.
3602 3643 */
3603 3644 /* ARGSUSED */
3604 3645 int
3605 3646 zpool_do_detach(int argc, char **argv)
3606 3647 {
3607 3648 int c;
3608 3649 char *poolname, *path;
3609 3650 zpool_handle_t *zhp;
3610 3651 int ret;
3611 3652
3612 3653 /* check options */
3613 3654 while ((c = getopt(argc, argv, "f")) != -1) {
3614 3655 switch (c) {
3615 3656 case 'f':
3616 3657 case '?':
3617 3658 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3618 3659 optopt);
3619 3660 usage(B_FALSE);
3620 3661 }
3621 3662 }
3622 3663
3623 3664 argc -= optind;
3624 3665 argv += optind;
3625 3666
3626 3667 /* get pool name and check number of arguments */
3627 3668 if (argc < 1) {
3628 3669 (void) fprintf(stderr, gettext("missing pool name argument\n"));
3629 3670 usage(B_FALSE);
3630 3671 }
3631 3672
3632 3673 if (argc < 2) {
3633 3674 (void) fprintf(stderr,
3634 3675 gettext("missing <device> specification\n"));
3635 3676 usage(B_FALSE);
3636 3677 }
3637 3678
3638 3679 poolname = argv[0];
3639 3680 path = argv[1];
3640 3681
3641 3682 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3642 3683 return (1);
3643 3684
3644 3685 ret = zpool_vdev_detach(zhp, path);
3645 3686
3646 3687 zpool_close(zhp);
3647 3688
3648 3689 return (ret);
3649 3690 }
3650 3691
3651 3692 /*
3652 3693 * zpool split [-n] [-o prop=val] ...
3653 3694 * [-o mntopt] ...
3654 3695 * [-R altroot] <pool> <newpool> [<device> ...]
3655 3696 *
3656 3697 * -n Do not split the pool, but display the resulting layout if
3657 3698 * it were to be split.
3658 3699 * -o Set property=value, or set mount options.
3659 3700 * -R Mount the split-off pool under an alternate root.
3660 3701 *
3661 3702 * Splits the named pool and gives it the new pool name. Devices to be split
3662 3703 * off may be listed, provided that no more than one device is specified
3663 3704 * per top-level vdev mirror. The newly split pool is left in an exported
3664 3705 * state unless -R is specified.
3665 3706 *
3666 3707 * Restrictions: the top-level of the pool pool must only be made up of
3667 3708 * mirrors; all devices in the pool must be healthy; no device may be
3668 3709 * undergoing a resilvering operation.
3669 3710 */
3670 3711 int
3671 3712 zpool_do_split(int argc, char **argv)
3672 3713 {
3673 3714 char *srcpool, *newpool, *propval;
3674 3715 char *mntopts = NULL;
3675 3716 splitflags_t flags;
3676 3717 int c, ret = 0;
3677 3718 zpool_handle_t *zhp;
3678 3719 nvlist_t *config, *props = NULL;
3679 3720
3680 3721 flags.dryrun = B_FALSE;
3681 3722 flags.import = B_FALSE;
3682 3723
3683 3724 /* check options */
3684 3725 while ((c = getopt(argc, argv, ":R:no:")) != -1) {
3685 3726 switch (c) {
3686 3727 case 'R':
3687 3728 flags.import = B_TRUE;
3688 3729 if (add_prop_list(
3689 3730 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), optarg,
3690 3731 &props, B_TRUE) != 0) {
3691 3732 nvlist_free(props);
3692 3733 usage(B_FALSE);
3693 3734 }
3694 3735 break;
3695 3736 case 'n':
3696 3737 flags.dryrun = B_TRUE;
3697 3738 break;
3698 3739 case 'o':
3699 3740 if ((propval = strchr(optarg, '=')) != NULL) {
3700 3741 *propval = '\0';
3701 3742 propval++;
3702 3743 if (add_prop_list(optarg, propval,
3703 3744 &props, B_TRUE) != 0) {
3704 3745 nvlist_free(props);
3705 3746 usage(B_FALSE);
3706 3747 }
3707 3748 } else {
3708 3749 mntopts = optarg;
3709 3750 }
3710 3751 break;
3711 3752 case ':':
3712 3753 (void) fprintf(stderr, gettext("missing argument for "
3713 3754 "'%c' option\n"), optopt);
3714 3755 usage(B_FALSE);
3715 3756 break;
3716 3757 case '?':
3717 3758 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3718 3759 optopt);
3719 3760 usage(B_FALSE);
3720 3761 break;
3721 3762 }
3722 3763 }
3723 3764
3724 3765 if (!flags.import && mntopts != NULL) {
3725 3766 (void) fprintf(stderr, gettext("setting mntopts is only "
3726 3767 "valid when importing the pool\n"));
3727 3768 usage(B_FALSE);
3728 3769 }
3729 3770
3730 3771 argc -= optind;
3731 3772 argv += optind;
3732 3773
3733 3774 if (argc < 1) {
3734 3775 (void) fprintf(stderr, gettext("Missing pool name\n"));
3735 3776 usage(B_FALSE);
3736 3777 }
3737 3778 if (argc < 2) {
3738 3779 (void) fprintf(stderr, gettext("Missing new pool name\n"));
3739 3780 usage(B_FALSE);
3740 3781 }
3741 3782
3742 3783 srcpool = argv[0];
3743 3784 newpool = argv[1];
3744 3785
3745 3786 argc -= 2;
3746 3787 argv += 2;
3747 3788
3748 3789 if ((zhp = zpool_open(g_zfs, srcpool)) == NULL)
3749 3790 return (1);
3750 3791
3751 3792 config = split_mirror_vdev(zhp, newpool, props, flags, argc, argv);
3752 3793 if (config == NULL) {
3753 3794 ret = 1;
3754 3795 } else {
3755 3796 if (flags.dryrun) {
3756 3797 (void) printf(gettext("would create '%s' with the "
3757 3798 "following layout:\n\n"), newpool);
3758 3799 print_vdev_tree(NULL, newpool, config, 0, B_FALSE);
3759 3800 }
3760 3801 nvlist_free(config);
3761 3802 }
3762 3803
3763 3804 zpool_close(zhp);
3764 3805
3765 3806 if (ret != 0 || flags.dryrun || !flags.import)
3766 3807 return (ret);
3767 3808
3768 3809 /*
3769 3810 * The split was successful. Now we need to open the new
3770 3811 * pool and import it.
3771 3812 */
3772 3813 if ((zhp = zpool_open_canfail(g_zfs, newpool)) == NULL)
3773 3814 return (1);
3774 3815 if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
3775 3816 zpool_enable_datasets(zhp, mntopts, 0) != 0) {
3776 3817 ret = 1;
3777 3818 (void) fprintf(stderr, gettext("Split was successful, but "
3778 3819 "the datasets could not all be mounted\n"));
3779 3820 (void) fprintf(stderr, gettext("Try doing '%s' with a "
3780 3821 "different altroot\n"), "zpool import");
3781 3822 }
3782 3823 zpool_close(zhp);
3783 3824
3784 3825 return (ret);
3785 3826 }
3786 3827
3787 3828
3788 3829
3789 3830 /*
3790 3831 * zpool online <pool> <device> ...
3791 3832 */
3792 3833 int
3793 3834 zpool_do_online(int argc, char **argv)
3794 3835 {
3795 3836 int c, i;
3796 3837 char *poolname;
3797 3838 zpool_handle_t *zhp;
3798 3839 int ret = 0;
3799 3840 vdev_state_t newstate;
3800 3841 int flags = 0;
3801 3842
3802 3843 /* check options */
3803 3844 while ((c = getopt(argc, argv, "et")) != -1) {
3804 3845 switch (c) {
3805 3846 case 'e':
3806 3847 flags |= ZFS_ONLINE_EXPAND;
3807 3848 break;
3808 3849 case 't':
3809 3850 case '?':
3810 3851 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3811 3852 optopt);
3812 3853 usage(B_FALSE);
3813 3854 }
3814 3855 }
3815 3856
3816 3857 argc -= optind;
3817 3858 argv += optind;
3818 3859
3819 3860 /* get pool name and check number of arguments */
3820 3861 if (argc < 1) {
3821 3862 (void) fprintf(stderr, gettext("missing pool name\n"));
3822 3863 usage(B_FALSE);
3823 3864 }
3824 3865 if (argc < 2) {
3825 3866 (void) fprintf(stderr, gettext("missing device name\n"));
3826 3867 usage(B_FALSE);
3827 3868 }
3828 3869
3829 3870 poolname = argv[0];
3830 3871
3831 3872 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3832 3873 return (1);
3833 3874
3834 3875 for (i = 1; i < argc; i++) {
3835 3876 if (zpool_vdev_online(zhp, argv[i], flags, &newstate) == 0) {
3836 3877 if (newstate != VDEV_STATE_HEALTHY) {
3837 3878 (void) printf(gettext("warning: device '%s' "
3838 3879 "onlined, but remains in faulted state\n"),
3839 3880 argv[i]);
3840 3881 if (newstate == VDEV_STATE_FAULTED)
3841 3882 (void) printf(gettext("use 'zpool "
3842 3883 "clear' to restore a faulted "
3843 3884 "device\n"));
3844 3885 else
3845 3886 (void) printf(gettext("use 'zpool "
3846 3887 "replace' to replace devices "
3847 3888 "that are no longer present\n"));
3848 3889 }
3849 3890 } else {
3850 3891 ret = 1;
3851 3892 }
3852 3893 }
3853 3894
3854 3895 zpool_close(zhp);
3855 3896
3856 3897 return (ret);
3857 3898 }
3858 3899
3859 3900 /*
3860 3901 * zpool offline [-ft] <pool> <device> ...
3861 3902 *
3862 3903 * -f Force the device into the offline state, even if doing
3863 3904 * so would appear to compromise pool availability.
3864 3905 * (not supported yet)
3865 3906 *
3866 3907 * -t Only take the device off-line temporarily. The offline
3867 3908 * state will not be persistent across reboots.
3868 3909 */
3869 3910 /* ARGSUSED */
3870 3911 int
3871 3912 zpool_do_offline(int argc, char **argv)
3872 3913 {
3873 3914 int c, i;
3874 3915 char *poolname;
3875 3916 zpool_handle_t *zhp;
3876 3917 int ret = 0;
3877 3918 boolean_t istmp = B_FALSE;
3878 3919
3879 3920 /* check options */
3880 3921 while ((c = getopt(argc, argv, "ft")) != -1) {
3881 3922 switch (c) {
3882 3923 case 't':
3883 3924 istmp = B_TRUE;
3884 3925 break;
3885 3926 case 'f':
3886 3927 case '?':
3887 3928 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3888 3929 optopt);
3889 3930 usage(B_FALSE);
3890 3931 }
3891 3932 }
3892 3933
3893 3934 argc -= optind;
3894 3935 argv += optind;
3895 3936
3896 3937 /* get pool name and check number of arguments */
3897 3938 if (argc < 1) {
3898 3939 (void) fprintf(stderr, gettext("missing pool name\n"));
3899 3940 usage(B_FALSE);
3900 3941 }
3901 3942 if (argc < 2) {
3902 3943 (void) fprintf(stderr, gettext("missing device name\n"));
3903 3944 usage(B_FALSE);
3904 3945 }
3905 3946
3906 3947 poolname = argv[0];
3907 3948
3908 3949 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
3909 3950 return (1);
3910 3951
3911 3952 for (i = 1; i < argc; i++) {
3912 3953 if (zpool_vdev_offline(zhp, argv[i], istmp) != 0)
3913 3954 ret = 1;
3914 3955 }
3915 3956
3916 3957 zpool_close(zhp);
3917 3958
3918 3959 return (ret);
3919 3960 }
3920 3961
3921 3962 /*
3922 3963 * zpool clear <pool> [device]
3923 3964 *
3924 3965 * Clear all errors associated with a pool or a particular device.
3925 3966 */
3926 3967 int
3927 3968 zpool_do_clear(int argc, char **argv)
3928 3969 {
3929 3970 int c;
3930 3971 int ret = 0;
3931 3972 boolean_t dryrun = B_FALSE;
3932 3973 boolean_t do_rewind = B_FALSE;
3933 3974 boolean_t xtreme_rewind = B_FALSE;
3934 3975 uint32_t rewind_policy = ZPOOL_NO_REWIND;
3935 3976 nvlist_t *policy = NULL;
3936 3977 zpool_handle_t *zhp;
3937 3978 char *pool, *device;
3938 3979
3939 3980 /* check options */
3940 3981 while ((c = getopt(argc, argv, "FnX")) != -1) {
3941 3982 switch (c) {
3942 3983 case 'F':
3943 3984 do_rewind = B_TRUE;
3944 3985 break;
3945 3986 case 'n':
3946 3987 dryrun = B_TRUE;
3947 3988 break;
3948 3989 case 'X':
3949 3990 xtreme_rewind = B_TRUE;
3950 3991 break;
3951 3992 case '?':
3952 3993 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
3953 3994 optopt);
3954 3995 usage(B_FALSE);
3955 3996 }
3956 3997 }
3957 3998
3958 3999 argc -= optind;
3959 4000 argv += optind;
3960 4001
3961 4002 if (argc < 1) {
3962 4003 (void) fprintf(stderr, gettext("missing pool name\n"));
3963 4004 usage(B_FALSE);
3964 4005 }
3965 4006
3966 4007 if (argc > 2) {
3967 4008 (void) fprintf(stderr, gettext("too many arguments\n"));
3968 4009 usage(B_FALSE);
3969 4010 }
3970 4011
3971 4012 if ((dryrun || xtreme_rewind) && !do_rewind) {
3972 4013 (void) fprintf(stderr,
3973 4014 gettext("-n or -X only meaningful with -F\n"));
3974 4015 usage(B_FALSE);
3975 4016 }
3976 4017 if (dryrun)
3977 4018 rewind_policy = ZPOOL_TRY_REWIND;
3978 4019 else if (do_rewind)
3979 4020 rewind_policy = ZPOOL_DO_REWIND;
3980 4021 if (xtreme_rewind)
3981 4022 rewind_policy |= ZPOOL_EXTREME_REWIND;
3982 4023
3983 4024 /* In future, further rewind policy choices can be passed along here */
3984 4025 if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
3985 4026 nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY,
3986 4027 rewind_policy) != 0) {
3987 4028 return (1);
3988 4029 }
3989 4030
3990 4031 pool = argv[0];
3991 4032 device = argc == 2 ? argv[1] : NULL;
3992 4033
3993 4034 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
3994 4035 nvlist_free(policy);
3995 4036 return (1);
3996 4037 }
3997 4038
3998 4039 if (zpool_clear(zhp, device, policy) != 0)
3999 4040 ret = 1;
4000 4041
4001 4042 zpool_close(zhp);
4002 4043
4003 4044 nvlist_free(policy);
4004 4045
4005 4046 return (ret);
4006 4047 }
4007 4048
4008 4049 /*
4009 4050 * zpool reguid <pool>
4010 4051 */
4011 4052 int
4012 4053 zpool_do_reguid(int argc, char **argv)
4013 4054 {
4014 4055 int c;
4015 4056 char *poolname;
4016 4057 zpool_handle_t *zhp;
4017 4058 int ret = 0;
4018 4059
4019 4060 /* check options */
4020 4061 while ((c = getopt(argc, argv, "")) != -1) {
4021 4062 switch (c) {
4022 4063 case '?':
4023 4064 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4024 4065 optopt);
4025 4066 usage(B_FALSE);
4026 4067 }
4027 4068 }
4028 4069
4029 4070 argc -= optind;
4030 4071 argv += optind;
4031 4072
4032 4073 /* get pool name and check number of arguments */
4033 4074 if (argc < 1) {
4034 4075 (void) fprintf(stderr, gettext("missing pool name\n"));
4035 4076 usage(B_FALSE);
4036 4077 }
4037 4078
4038 4079 if (argc > 1) {
4039 4080 (void) fprintf(stderr, gettext("too many arguments\n"));
4040 4081 usage(B_FALSE);
4041 4082 }
4042 4083
4043 4084 poolname = argv[0];
4044 4085 if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
4045 4086 return (1);
4046 4087
4047 4088 ret = zpool_reguid(zhp);
4048 4089
4049 4090 zpool_close(zhp);
4050 4091 return (ret);
4051 4092 }
4052 4093
4053 4094
4054 4095 /*
4055 4096 * zpool reopen <pool>
4056 4097 *
4057 4098 * Reopen the pool so that the kernel can update the sizes of all vdevs.
4058 4099 */
4059 4100 int
4060 4101 zpool_do_reopen(int argc, char **argv)
4061 4102 {
4062 4103 int c;
4063 4104 int ret = 0;
4064 4105 zpool_handle_t *zhp;
4065 4106 char *pool;
4066 4107
4067 4108 /* check options */
4068 4109 while ((c = getopt(argc, argv, "")) != -1) {
4069 4110 switch (c) {
4070 4111 case '?':
4071 4112 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4072 4113 optopt);
4073 4114 usage(B_FALSE);
4074 4115 }
4075 4116 }
4076 4117
4077 4118 argc--;
4078 4119 argv++;
4079 4120
4080 4121 if (argc < 1) {
4081 4122 (void) fprintf(stderr, gettext("missing pool name\n"));
4082 4123 usage(B_FALSE);
4083 4124 }
4084 4125
4085 4126 if (argc > 1) {
4086 4127 (void) fprintf(stderr, gettext("too many arguments\n"));
4087 4128 usage(B_FALSE);
4088 4129 }
4089 4130
4090 4131 pool = argv[0];
4091 4132 if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL)
4092 4133 return (1);
4093 4134
4094 4135 ret = zpool_reopen(zhp);
4095 4136 zpool_close(zhp);
4096 4137 return (ret);
4097 4138 }
4098 4139
4099 4140 typedef struct scrub_cbdata {
4100 4141 int cb_type;
4101 4142 int cb_argc;
4102 4143 char **cb_argv;
4103 4144 pool_scrub_cmd_t cb_scrub_cmd;
4104 4145 } scrub_cbdata_t;
4105 4146
4106 4147 static boolean_t
4107 4148 zpool_has_checkpoint(zpool_handle_t *zhp)
4108 4149 {
4109 4150 nvlist_t *config, *nvroot;
4110 4151
4111 4152 config = zpool_get_config(zhp, NULL);
4112 4153
4113 4154 if (config != NULL) {
4114 4155 pool_checkpoint_stat_t *pcs = NULL;
4115 4156 uint_t c;
4116 4157
4117 4158 nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE);
4118 4159 (void) nvlist_lookup_uint64_array(nvroot,
4119 4160 ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c);
4120 4161
4121 4162 if (pcs == NULL || pcs->pcs_state == CS_NONE)
4122 4163 return (B_FALSE);
4123 4164
4124 4165 assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS ||
4125 4166 pcs->pcs_state == CS_CHECKPOINT_DISCARDING);
4126 4167 return (B_TRUE);
4127 4168 }
4128 4169
4129 4170 return (B_FALSE);
4130 4171 }
4131 4172
4132 4173 int
4133 4174 scrub_callback(zpool_handle_t *zhp, void *data)
4134 4175 {
4135 4176 scrub_cbdata_t *cb = data;
4136 4177 int err;
4137 4178
4138 4179 /*
4139 4180 * Ignore faulted pools.
4140 4181 */
4141 4182 if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
4142 4183 (void) fprintf(stderr, gettext("cannot scrub '%s': pool is "
4143 4184 "currently unavailable\n"), zpool_get_name(zhp));
4144 4185 return (1);
4145 4186 }
4146 4187
4147 4188 err = zpool_scan(zhp, cb->cb_type, cb->cb_scrub_cmd);
4148 4189
4149 4190 if (err == 0 && zpool_has_checkpoint(zhp) &&
4150 4191 cb->cb_type == POOL_SCAN_SCRUB) {
4151 4192 (void) printf(gettext("warning: will not scrub state that "
4152 4193 "belongs to the checkpoint of pool '%s'\n"),
4153 4194 zpool_get_name(zhp));
4154 4195 }
4155 4196
4156 4197 return (err != 0);
4157 4198 }
4158 4199
4159 4200 /*
4160 4201 * zpool scrub [-s | -p] <pool> ...
4161 4202 *
4162 4203 * -s Stop. Stops any in-progress scrub.
4163 4204 * -p Pause. Pause in-progress scrub.
4164 4205 */
4165 4206 int
4166 4207 zpool_do_scrub(int argc, char **argv)
4167 4208 {
4168 4209 int c;
4169 4210 scrub_cbdata_t cb;
4170 4211
4171 4212 cb.cb_type = POOL_SCAN_SCRUB;
4172 4213 cb.cb_scrub_cmd = POOL_SCRUB_NORMAL;
4173 4214
4174 4215 /* check options */
4175 4216 while ((c = getopt(argc, argv, "sp")) != -1) {
4176 4217 switch (c) {
4177 4218 case 's':
4178 4219 cb.cb_type = POOL_SCAN_NONE;
4179 4220 break;
4180 4221 case 'p':
4181 4222 cb.cb_scrub_cmd = POOL_SCRUB_PAUSE;
4182 4223 break;
4183 4224 case '?':
4184 4225 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
4185 4226 optopt);
4186 4227 usage(B_FALSE);
4187 4228 }
4188 4229 }
4189 4230
4190 4231 if (cb.cb_type == POOL_SCAN_NONE &&
4191 4232 cb.cb_scrub_cmd == POOL_SCRUB_PAUSE) {
4192 4233 (void) fprintf(stderr, gettext("invalid option combination: "
4193 4234 "-s and -p are mutually exclusive\n"));
4194 4235 usage(B_FALSE);
4195 4236 }
4196 4237
4197 4238 cb.cb_argc = argc;
4198 4239 cb.cb_argv = argv;
4199 4240 argc -= optind;
4200 4241 argv += optind;
4201 4242
4202 4243 if (argc < 1) {
4203 4244 (void) fprintf(stderr, gettext("missing pool name argument\n"));
4204 4245 usage(B_FALSE);
4205 4246 }
4206 4247
4207 4248 return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb));
4208 4249 }
4209 4250
4210 4251 static void
4211 4252 zpool_collect_leaves(zpool_handle_t *zhp, nvlist_t *nvroot, nvlist_t *res)
4212 4253 {
4213 4254 uint_t children = 0;
4214 4255 nvlist_t **child;
4215 4256 uint_t i;
4216 4257
4217 4258 (void) nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN,
4218 4259 &child, &children);
4219 4260
4220 4261 if (children == 0) {
4221 4262 char *path = zpool_vdev_name(g_zfs, zhp, nvroot, B_FALSE);
4222 4263 fnvlist_add_boolean(res, path);
4223 4264 free(path);
4224 4265 return;
4225 4266 }
4226 4267
4227 4268 for (i = 0; i < children; i++) {
4228 4269 zpool_collect_leaves(zhp, child[i], res);
4229 4270 }
4230 4271 }
4231 4272
4232 4273 /*
4233 4274 * zpool initialize [-cs] <pool> [<vdev> ...]
4234 4275 * Initialize all unused blocks in the specified vdevs, or all vdevs in the pool
4235 4276 * if none specified.
4236 4277 *
4237 4278 * -c Cancel. Ends active initializing.
4238 4279 * -s Suspend. Initializing can then be restarted with no flags.
4239 4280 */
4240 4281 int
4241 4282 zpool_do_initialize(int argc, char **argv)
4242 4283 {
4243 4284 int c;
4244 4285 char *poolname;
4245 4286 zpool_handle_t *zhp;
4246 4287 nvlist_t *vdevs;
4247 4288 int err = 0;
4248 4289
4249 4290 struct option long_options[] = {
4250 4291 {"cancel", no_argument, NULL, 'c'},
4251 4292 {"suspend", no_argument, NULL, 's'},
4252 4293 {0, 0, 0, 0}
4253 4294 };
4254 4295
4255 4296 pool_initialize_func_t cmd_type = POOL_INITIALIZE_DO;
4256 4297 while ((c = getopt_long(argc, argv, "cs", long_options, NULL)) != -1) {
4257 4298 switch (c) {
4258 4299 case 'c':
4259 4300 if (cmd_type != POOL_INITIALIZE_DO) {
4260 4301 (void) fprintf(stderr, gettext("-c cannot be "
4261 4302 "combined with other options\n"));
4262 4303 usage(B_FALSE);
4263 4304 }
4264 4305 cmd_type = POOL_INITIALIZE_CANCEL;
4265 4306 break;
4266 4307 case 's':
4267 4308 if (cmd_type != POOL_INITIALIZE_DO) {
4268 4309 (void) fprintf(stderr, gettext("-s cannot be "
4269 4310 "combined with other options\n"));
4270 4311 usage(B_FALSE);
4271 4312 }
4272 4313 cmd_type = POOL_INITIALIZE_SUSPEND;
4273 4314 break;
4274 4315 case '?':
4275 4316 if (optopt != 0) {
4276 4317 (void) fprintf(stderr,
4277 4318 gettext("invalid option '%c'\n"), optopt);
4278 4319 } else {
4279 4320 (void) fprintf(stderr,
4280 4321 gettext("invalid option '%s'\n"),
4281 4322 argv[optind - 1]);
4282 4323 }
4283 4324 usage(B_FALSE);
4284 4325 }
4285 4326 }
4286 4327
4287 4328 argc -= optind;
4288 4329 argv += optind;
4289 4330
4290 4331 if (argc < 1) {
4291 4332 (void) fprintf(stderr, gettext("missing pool name argument\n"));
4292 4333 usage(B_FALSE);
4293 4334 return (-1);
4294 4335 }
4295 4336
4296 4337 poolname = argv[0];
4297 4338 zhp = zpool_open(g_zfs, poolname);
4298 4339 if (zhp == NULL)
4299 4340 return (-1);
4300 4341
4301 4342 vdevs = fnvlist_alloc();
4302 4343 if (argc == 1) {
4303 4344 /* no individual leaf vdevs specified, so add them all */
4304 4345 nvlist_t *config = zpool_get_config(zhp, NULL);
4305 4346 nvlist_t *nvroot = fnvlist_lookup_nvlist(config,
4306 4347 ZPOOL_CONFIG_VDEV_TREE);
4307 4348 zpool_collect_leaves(zhp, nvroot, vdevs);
4308 4349 } else {
4309 4350 int i;
4310 4351 for (i = 1; i < argc; i++) {
4311 4352 fnvlist_add_boolean(vdevs, argv[i]);
4312 4353 }
4313 4354 }
4314 4355
4315 4356 err = zpool_initialize(zhp, cmd_type, vdevs);
4316 4357
4317 4358 fnvlist_free(vdevs);
4318 4359 zpool_close(zhp);
4319 4360
4320 4361 return (err);
4321 4362 }
4322 4363
4323 4364 typedef struct status_cbdata {
4324 4365 int cb_count;
4325 4366 boolean_t cb_allpools;
4326 4367 boolean_t cb_verbose;
4327 4368 boolean_t cb_explain;
4328 4369 boolean_t cb_first;
4329 4370 boolean_t cb_dedup_stats;
4330 4371 } status_cbdata_t;
4331 4372
4332 4373 /*
4333 4374 * Print out detailed scrub status.
4334 4375 */
4335 4376 static void
4336 4377 print_scan_status(pool_scan_stat_t *ps)
4337 4378 {
4338 4379 time_t start, end, pause;
4339 4380 uint64_t elapsed, mins_left, hours_left;
4340 4381 uint64_t pass_exam, examined, total;
4341 4382 uint_t rate;
4342 4383 double fraction_done;
4343 4384 char processed_buf[7], examined_buf[7], total_buf[7], rate_buf[7];
4344 4385
4345 4386 (void) printf(gettext(" scan: "));
4346 4387
4347 4388 /* If there's never been a scan, there's not much to say. */
4348 4389 if (ps == NULL || ps->pss_func == POOL_SCAN_NONE ||
4349 4390 ps->pss_func >= POOL_SCAN_FUNCS) {
4350 4391 (void) printf(gettext("none requested\n"));
4351 4392 return;
4352 4393 }
4353 4394
4354 4395 start = ps->pss_start_time;
4355 4396 end = ps->pss_end_time;
4356 4397 pause = ps->pss_pass_scrub_pause;
4357 4398 zfs_nicenum(ps->pss_processed, processed_buf, sizeof (processed_buf));
4358 4399
4359 4400 assert(ps->pss_func == POOL_SCAN_SCRUB ||
4360 4401 ps->pss_func == POOL_SCAN_RESILVER);
4361 4402 /*
4362 4403 * Scan is finished or canceled.
4363 4404 */
4364 4405 if (ps->pss_state == DSS_FINISHED) {
4365 4406 uint64_t minutes_taken = (end - start) / 60;
4366 4407 char *fmt = NULL;
4367 4408
4368 4409 if (ps->pss_func == POOL_SCAN_SCRUB) {
4369 4410 fmt = gettext("scrub repaired %s in %lluh%um with "
4370 4411 "%llu errors on %s");
4371 4412 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
4372 4413 fmt = gettext("resilvered %s in %lluh%um with "
4373 4414 "%llu errors on %s");
4374 4415 }
4375 4416 /* LINTED */
4376 4417 (void) printf(fmt, processed_buf,
4377 4418 (u_longlong_t)(minutes_taken / 60),
4378 4419 (uint_t)(minutes_taken % 60),
4379 4420 (u_longlong_t)ps->pss_errors,
4380 4421 ctime((time_t *)&end));
4381 4422 return;
4382 4423 } else if (ps->pss_state == DSS_CANCELED) {
4383 4424 if (ps->pss_func == POOL_SCAN_SCRUB) {
4384 4425 (void) printf(gettext("scrub canceled on %s"),
4385 4426 ctime(&end));
4386 4427 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
4387 4428 (void) printf(gettext("resilver canceled on %s"),
4388 4429 ctime(&end));
4389 4430 }
4390 4431 return;
4391 4432 }
4392 4433
4393 4434 assert(ps->pss_state == DSS_SCANNING);
4394 4435
4395 4436 /*
4396 4437 * Scan is in progress.
4397 4438 */
4398 4439 if (ps->pss_func == POOL_SCAN_SCRUB) {
4399 4440 if (pause == 0) {
4400 4441 (void) printf(gettext("scrub in progress since %s"),
4401 4442 ctime(&start));
4402 4443 } else {
4403 4444 char buf[32];
4404 4445 struct tm *p = localtime(&pause);
4405 4446 (void) strftime(buf, sizeof (buf), "%a %b %e %T %Y", p);
4406 4447 (void) printf(gettext("scrub paused since %s\n"), buf);
4407 4448 (void) printf(gettext("\tscrub started on %s"),
4408 4449 ctime(&start));
4409 4450 }
4410 4451 } else if (ps->pss_func == POOL_SCAN_RESILVER) {
4411 4452 (void) printf(gettext("resilver in progress since %s"),
4412 4453 ctime(&start));
4413 4454 }
4414 4455
4415 4456 examined = ps->pss_examined ? ps->pss_examined : 1;
4416 4457 total = ps->pss_to_examine;
4417 4458 fraction_done = (double)examined / total;
4418 4459
4419 4460 /* elapsed time for this pass */
4420 4461 elapsed = time(NULL) - ps->pss_pass_start;
4421 4462 elapsed -= ps->pss_pass_scrub_spent_paused;
4422 4463 elapsed = elapsed ? elapsed : 1;
4423 4464 pass_exam = ps->pss_pass_exam ? ps->pss_pass_exam : 1;
4424 4465 rate = pass_exam / elapsed;
4425 4466 rate = rate ? rate : 1;
4426 4467 mins_left = ((total - examined) / rate) / 60;
4427 4468 hours_left = mins_left / 60;
4428 4469
4429 4470 zfs_nicenum(examined, examined_buf, sizeof (examined_buf));
4430 4471 zfs_nicenum(total, total_buf, sizeof (total_buf));
4431 4472
4432 4473 /*
4433 4474 * do not print estimated time if hours_left is more than 30 days
4434 4475 * or we have a paused scrub
4435 4476 */
4436 4477 if (pause == 0) {
4437 4478 zfs_nicenum(rate, rate_buf, sizeof (rate_buf));
4438 4479 (void) printf(gettext("\t%s scanned out of %s at %s/s"),
4439 4480 examined_buf, total_buf, rate_buf);
4440 4481 if (hours_left < (30 * 24)) {
4441 4482 (void) printf(gettext(", %lluh%um to go\n"),
4442 4483 (u_longlong_t)hours_left, (uint_t)(mins_left % 60));
4443 4484 } else {
4444 4485 (void) printf(gettext(
4445 4486 ", (scan is slow, no estimated time)\n"));
4446 4487 }
4447 4488 } else {
4448 4489 (void) printf(gettext("\t%s scanned out of %s\n"),
4449 4490 examined_buf, total_buf);
4450 4491 }
4451 4492
4452 4493 if (ps->pss_func == POOL_SCAN_RESILVER) {
4453 4494 (void) printf(gettext(" %s resilvered, %.2f%% done\n"),
4454 4495 processed_buf, 100 * fraction_done);
4455 4496 } else if (ps->pss_func == POOL_SCAN_SCRUB) {
4456 4497 (void) printf(gettext(" %s repaired, %.2f%% done\n"),
4457 4498 processed_buf, 100 * fraction_done);
4458 4499 }
4459 4500 }
4460 4501
4461 4502 /*
4462 4503 * As we don't scrub checkpointed blocks, we want to warn the
4463 4504 * user that we skipped scanning some blocks if a checkpoint exists
4464 4505 * or existed at any time during the scan.
4465 4506 */
4466 4507 static void
4467 4508 print_checkpoint_scan_warning(pool_scan_stat_t *ps, pool_checkpoint_stat_t *pcs)
4468 4509 {
4469 4510 if (ps == NULL || pcs == NULL)
4470 4511 return;
4471 4512
4472 4513 if (pcs->pcs_state == CS_NONE ||
4473 4514 pcs->pcs_state == CS_CHECKPOINT_DISCARDING)
4474 4515 return;
4475 4516
4476 4517 assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS);
4477 4518
4478 4519 if (ps->pss_state == DSS_NONE)
4479 4520 return;
4480 4521
4481 4522 if ((ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) &&
4482 4523 ps->pss_end_time < pcs->pcs_start_time)
4483 4524 return;
4484 4525
4485 4526 if (ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) {
4486 4527 (void) printf(gettext(" scan warning: skipped blocks "
4487 4528 "that are only referenced by the checkpoint.\n"));
4488 4529 } else {
4489 4530 assert(ps->pss_state == DSS_SCANNING);
4490 4531 (void) printf(gettext(" scan warning: skipping blocks "
4491 4532 "that are only referenced by the checkpoint.\n"));
4492 4533 }
4493 4534 }
4494 4535
4495 4536 /*
4496 4537 * Print out detailed removal status.
4497 4538 */
4498 4539 static void
4499 4540 print_removal_status(zpool_handle_t *zhp, pool_removal_stat_t *prs)
4500 4541 {
4501 4542 char copied_buf[7], examined_buf[7], total_buf[7], rate_buf[7];
4502 4543 time_t start, end;
4503 4544 nvlist_t *config, *nvroot;
4504 4545 nvlist_t **child;
4505 4546 uint_t children;
4506 4547 char *vdev_name;
4507 4548
4508 4549 if (prs == NULL || prs->prs_state == DSS_NONE)
4509 4550 return;
4510 4551
4511 4552 /*
4512 4553 * Determine name of vdev.
4513 4554 */
4514 4555 config = zpool_get_config(zhp, NULL);
4515 4556 nvroot = fnvlist_lookup_nvlist(config,
4516 4557 ZPOOL_CONFIG_VDEV_TREE);
4517 4558 verify(nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN,
4518 4559 &child, &children) == 0);
4519 4560 assert(prs->prs_removing_vdev < children);
4520 4561 vdev_name = zpool_vdev_name(g_zfs, zhp,
4521 4562 child[prs->prs_removing_vdev], B_TRUE);
4522 4563
4523 4564 (void) printf(gettext("remove: "));
4524 4565
4525 4566 start = prs->prs_start_time;
4526 4567 end = prs->prs_end_time;
4527 4568 zfs_nicenum(prs->prs_copied, copied_buf, sizeof (copied_buf));
4528 4569
4529 4570 /*
4530 4571 * Removal is finished or canceled.
4531 4572 */
4532 4573 if (prs->prs_state == DSS_FINISHED) {
4533 4574 uint64_t minutes_taken = (end - start) / 60;
4534 4575
4535 4576 (void) printf(gettext("Removal of vdev %llu copied %s "
4536 4577 "in %lluh%um, completed on %s"),
4537 4578 (longlong_t)prs->prs_removing_vdev,
4538 4579 copied_buf,
4539 4580 (u_longlong_t)(minutes_taken / 60),
4540 4581 (uint_t)(minutes_taken % 60),
4541 4582 ctime((time_t *)&end));
4542 4583 } else if (prs->prs_state == DSS_CANCELED) {
4543 4584 (void) printf(gettext("Removal of %s canceled on %s"),
4544 4585 vdev_name, ctime(&end));
4545 4586 } else {
4546 4587 uint64_t copied, total, elapsed, mins_left, hours_left;
4547 4588 double fraction_done;
4548 4589 uint_t rate;
4549 4590
4550 4591 assert(prs->prs_state == DSS_SCANNING);
4551 4592
4552 4593 /*
4553 4594 * Removal is in progress.
4554 4595 */
4555 4596 (void) printf(gettext(
4556 4597 "Evacuation of %s in progress since %s"),
4557 4598 vdev_name, ctime(&start));
4558 4599
4559 4600 copied = prs->prs_copied > 0 ? prs->prs_copied : 1;
4560 4601 total = prs->prs_to_copy;
4561 4602 fraction_done = (double)copied / total;
4562 4603
4563 4604 /* elapsed time for this pass */
4564 4605 elapsed = time(NULL) - prs->prs_start_time;
4565 4606 elapsed = elapsed > 0 ? elapsed : 1;
4566 4607 rate = copied / elapsed;
4567 4608 rate = rate > 0 ? rate : 1;
4568 4609 mins_left = ((total - copied) / rate) / 60;
4569 4610 hours_left = mins_left / 60;
4570 4611
4571 4612 zfs_nicenum(copied, examined_buf, sizeof (examined_buf));
4572 4613 zfs_nicenum(total, total_buf, sizeof (total_buf));
4573 4614 zfs_nicenum(rate, rate_buf, sizeof (rate_buf));
4574 4615
4575 4616 /*
4576 4617 * do not print estimated time if hours_left is more than
4577 4618 * 30 days
4578 4619 */
4579 4620 (void) printf(gettext(" %s copied out of %s at %s/s, "
4580 4621 "%.2f%% done"),
4581 4622 examined_buf, total_buf, rate_buf, 100 * fraction_done);
4582 4623 if (hours_left < (30 * 24)) {
4583 4624 (void) printf(gettext(", %lluh%um to go\n"),
4584 4625 (u_longlong_t)hours_left, (uint_t)(mins_left % 60));
4585 4626 } else {
4586 4627 (void) printf(gettext(
4587 4628 ", (copy is slow, no estimated time)\n"));
4588 4629 }
4589 4630 }
4590 4631
4591 4632 if (prs->prs_mapping_memory > 0) {
4592 4633 char mem_buf[7];
4593 4634 zfs_nicenum(prs->prs_mapping_memory, mem_buf, sizeof (mem_buf));
4594 4635 (void) printf(gettext(" %s memory used for "
4595 4636 "removed device mappings\n"),
4596 4637 mem_buf);
4597 4638 }
4598 4639 }
4599 4640
4600 4641 static void
4601 4642 print_checkpoint_status(pool_checkpoint_stat_t *pcs)
4602 4643 {
4603 4644 time_t start;
4604 4645 char space_buf[7];
4605 4646
4606 4647 if (pcs == NULL || pcs->pcs_state == CS_NONE)
4607 4648 return;
4608 4649
4609 4650 (void) printf(gettext("checkpoint: "));
4610 4651
4611 4652 start = pcs->pcs_start_time;
4612 4653 zfs_nicenum(pcs->pcs_space, space_buf, sizeof (space_buf));
4613 4654
4614 4655 if (pcs->pcs_state == CS_CHECKPOINT_EXISTS) {
4615 4656 char *date = ctime(&start);
4616 4657
4617 4658 /*
4618 4659 * ctime() adds a newline at the end of the generated
4619 4660 * string, thus the weird format specifier and the
4620 4661 * strlen() call used to chop it off from the output.
4621 4662 */
4622 4663 (void) printf(gettext("created %.*s, consumes %s\n"),
4623 4664 strlen(date) - 1, date, space_buf);
4624 4665 return;
4625 4666 }
4626 4667
4627 4668 assert(pcs->pcs_state == CS_CHECKPOINT_DISCARDING);
4628 4669
4629 4670 (void) printf(gettext("discarding, %s remaining.\n"),
4630 4671 space_buf);
4631 4672 }
4632 4673
4633 4674 static void
4634 4675 print_error_log(zpool_handle_t *zhp)
4635 4676 {
4636 4677 nvlist_t *nverrlist = NULL;
4637 4678 nvpair_t *elem;
4638 4679 char *pathname;
4639 4680 size_t len = MAXPATHLEN * 2;
4640 4681
4641 4682 if (zpool_get_errlog(zhp, &nverrlist) != 0) {
4642 4683 (void) printf("errors: List of errors unavailable "
4643 4684 "(insufficient privileges)\n");
4644 4685 return;
4645 4686 }
4646 4687
4647 4688 (void) printf("errors: Permanent errors have been "
4648 4689 "detected in the following files:\n\n");
4649 4690
4650 4691 pathname = safe_malloc(len);
4651 4692 elem = NULL;
4652 4693 while ((elem = nvlist_next_nvpair(nverrlist, elem)) != NULL) {
4653 4694 nvlist_t *nv;
4654 4695 uint64_t dsobj, obj;
4655 4696
4656 4697 verify(nvpair_value_nvlist(elem, &nv) == 0);
4657 4698 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_DATASET,
4658 4699 &dsobj) == 0);
4659 4700 verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_OBJECT,
4660 4701 &obj) == 0);
4661 4702 zpool_obj_to_path(zhp, dsobj, obj, pathname, len);
4662 4703 (void) printf("%7s %s\n", "", pathname);
4663 4704 }
4664 4705 free(pathname);
4665 4706 nvlist_free(nverrlist);
4666 4707 }
4667 4708
4668 4709 static void
4669 4710 print_spares(zpool_handle_t *zhp, nvlist_t **spares, uint_t nspares,
4670 4711 int namewidth)
4671 4712 {
4672 4713 uint_t i;
4673 4714 char *name;
4674 4715
4675 4716 if (nspares == 0)
4676 4717 return;
4677 4718
4678 4719 (void) printf(gettext("\tspares\n"));
4679 4720
4680 4721 for (i = 0; i < nspares; i++) {
4681 4722 name = zpool_vdev_name(g_zfs, zhp, spares[i], B_FALSE);
4682 4723 print_status_config(zhp, name, spares[i],
4683 4724 namewidth, 2, B_TRUE);
4684 4725 free(name);
4685 4726 }
4686 4727 }
4687 4728
4688 4729 static void
4689 4730 print_l2cache(zpool_handle_t *zhp, nvlist_t **l2cache, uint_t nl2cache,
4690 4731 int namewidth)
4691 4732 {
4692 4733 uint_t i;
4693 4734 char *name;
4694 4735
4695 4736 if (nl2cache == 0)
4696 4737 return;
4697 4738
4698 4739 (void) printf(gettext("\tcache\n"));
4699 4740
4700 4741 for (i = 0; i < nl2cache; i++) {
4701 4742 name = zpool_vdev_name(g_zfs, zhp, l2cache[i], B_FALSE);
4702 4743 print_status_config(zhp, name, l2cache[i],
4703 4744 namewidth, 2, B_FALSE);
4704 4745 free(name);
4705 4746 }
4706 4747 }
4707 4748
4708 4749 static void
4709 4750 print_dedup_stats(nvlist_t *config)
4710 4751 {
4711 4752 ddt_histogram_t *ddh;
4712 4753 ddt_stat_t *dds;
4713 4754 ddt_object_t *ddo;
4714 4755 uint_t c;
4715 4756
4716 4757 /*
4717 4758 * If the pool was faulted then we may not have been able to
4718 4759 * obtain the config. Otherwise, if we have anything in the dedup
4719 4760 * table continue processing the stats.
4720 4761 */
4721 4762 if (nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_OBJ_STATS,
4722 4763 (uint64_t **)&ddo, &c) != 0)
4723 4764 return;
4724 4765
4725 4766 (void) printf("\n");
4726 4767 (void) printf(gettext(" dedup: "));
4727 4768 if (ddo->ddo_count == 0) {
4728 4769 (void) printf(gettext("no DDT entries\n"));
4729 4770 return;
4730 4771 }
4731 4772
4732 4773 (void) printf("DDT entries %llu, size %llu on disk, %llu in core\n",
4733 4774 (u_longlong_t)ddo->ddo_count,
4734 4775 (u_longlong_t)ddo->ddo_dspace,
4735 4776 (u_longlong_t)ddo->ddo_mspace);
4736 4777
4737 4778 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_STATS,
4738 4779 (uint64_t **)&dds, &c) == 0);
4739 4780 verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_HISTOGRAM,
4740 4781 (uint64_t **)&ddh, &c) == 0);
4741 4782 zpool_dump_ddt(dds, ddh);
4742 4783 }
4743 4784
4744 4785 /*
4745 4786 * Display a summary of pool status. Displays a summary such as:
4746 4787 *
4747 4788 * pool: tank
4748 4789 * status: DEGRADED
4749 4790 * reason: One or more devices ...
4750 4791 * see: http://illumos.org/msg/ZFS-xxxx-01
4751 4792 * config:
4752 4793 * mirror DEGRADED
4753 4794 * c1t0d0 OK
4754 4795 * c2t0d0 UNAVAIL
4755 4796 *
4756 4797 * When given the '-v' option, we print out the complete config. If the '-e'
4757 4798 * option is specified, then we print out error rate information as well.
4758 4799 */
4759 4800 int
4760 4801 status_callback(zpool_handle_t *zhp, void *data)
4761 4802 {
4762 4803 status_cbdata_t *cbp = data;
4763 4804 nvlist_t *config, *nvroot;
4764 4805 char *msgid;
4765 4806 int reason;
4766 4807 const char *health;
4767 4808 uint_t c;
4768 4809 vdev_stat_t *vs;
4769 4810
4770 4811 config = zpool_get_config(zhp, NULL);
4771 4812 reason = zpool_get_status(zhp, &msgid);
4772 4813
4773 4814 cbp->cb_count++;
4774 4815
4775 4816 /*
4776 4817 * If we were given 'zpool status -x', only report those pools with
4777 4818 * problems.
4778 4819 */
4779 4820 if (cbp->cb_explain &&
4780 4821 (reason == ZPOOL_STATUS_OK ||
4781 4822 reason == ZPOOL_STATUS_VERSION_OLDER ||
4782 4823 reason == ZPOOL_STATUS_FEAT_DISABLED)) {
4783 4824 if (!cbp->cb_allpools) {
4784 4825 (void) printf(gettext("pool '%s' is healthy\n"),
4785 4826 zpool_get_name(zhp));
4786 4827 if (cbp->cb_first)
4787 4828 cbp->cb_first = B_FALSE;
4788 4829 }
4789 4830 return (0);
4790 4831 }
4791 4832
4792 4833 if (cbp->cb_first)
4793 4834 cbp->cb_first = B_FALSE;
4794 4835 else
4795 4836 (void) printf("\n");
4796 4837
4797 4838 nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE);
4798 4839 verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
4799 4840 (uint64_t **)&vs, &c) == 0);
4800 4841 health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
4801 4842
4802 4843 (void) printf(gettext(" pool: %s\n"), zpool_get_name(zhp));
4803 4844 (void) printf(gettext(" state: %s\n"), health);
4804 4845
4805 4846 switch (reason) {
4806 4847 case ZPOOL_STATUS_MISSING_DEV_R:
4807 4848 (void) printf(gettext("status: One or more devices could not "
4808 4849 "be opened. Sufficient replicas exist for\n\tthe pool to "
4809 4850 "continue functioning in a degraded state.\n"));
4810 4851 (void) printf(gettext("action: Attach the missing device and "
4811 4852 "online it using 'zpool online'.\n"));
4812 4853 break;
4813 4854
4814 4855 case ZPOOL_STATUS_MISSING_DEV_NR:
4815 4856 (void) printf(gettext("status: One or more devices could not "
4816 4857 "be opened. There are insufficient\n\treplicas for the "
4817 4858 "pool to continue functioning.\n"));
4818 4859 (void) printf(gettext("action: Attach the missing device and "
4819 4860 "online it using 'zpool online'.\n"));
4820 4861 break;
4821 4862
4822 4863 case ZPOOL_STATUS_CORRUPT_LABEL_R:
4823 4864 (void) printf(gettext("status: One or more devices could not "
4824 4865 "be used because the label is missing or\n\tinvalid. "
4825 4866 "Sufficient replicas exist for the pool to continue\n\t"
4826 4867 "functioning in a degraded state.\n"));
4827 4868 (void) printf(gettext("action: Replace the device using "
4828 4869 "'zpool replace'.\n"));
4829 4870 break;
4830 4871
4831 4872 case ZPOOL_STATUS_CORRUPT_LABEL_NR:
4832 4873 (void) printf(gettext("status: One or more devices could not "
4833 4874 "be used because the label is missing \n\tor invalid. "
4834 4875 "There are insufficient replicas for the pool to "
4835 4876 "continue\n\tfunctioning.\n"));
4836 4877 zpool_explain_recover(zpool_get_handle(zhp),
4837 4878 zpool_get_name(zhp), reason, config);
4838 4879 break;
4839 4880
4840 4881 case ZPOOL_STATUS_FAILING_DEV:
4841 4882 (void) printf(gettext("status: One or more devices has "
4842 4883 "experienced an unrecoverable error. An\n\tattempt was "
4843 4884 "made to correct the error. Applications are "
4844 4885 "unaffected.\n"));
4845 4886 (void) printf(gettext("action: Determine if the device needs "
4846 4887 "to be replaced, and clear the errors\n\tusing "
4847 4888 "'zpool clear' or replace the device with 'zpool "
4848 4889 "replace'.\n"));
4849 4890 break;
4850 4891
4851 4892 case ZPOOL_STATUS_OFFLINE_DEV:
4852 4893 (void) printf(gettext("status: One or more devices has "
4853 4894 "been taken offline by the administrator.\n\tSufficient "
4854 4895 "replicas exist for the pool to continue functioning in "
4855 4896 "a\n\tdegraded state.\n"));
4856 4897 (void) printf(gettext("action: Online the device using "
4857 4898 "'zpool online' or replace the device with\n\t'zpool "
4858 4899 "replace'.\n"));
4859 4900 break;
4860 4901
4861 4902 case ZPOOL_STATUS_REMOVED_DEV:
4862 4903 (void) printf(gettext("status: One or more devices has "
4863 4904 "been removed by the administrator.\n\tSufficient "
4864 4905 "replicas exist for the pool to continue functioning in "
4865 4906 "a\n\tdegraded state.\n"));
4866 4907 (void) printf(gettext("action: Online the device using "
4867 4908 "'zpool online' or replace the device with\n\t'zpool "
4868 4909 "replace'.\n"));
4869 4910 break;
4870 4911
4871 4912 case ZPOOL_STATUS_RESILVERING:
4872 4913 (void) printf(gettext("status: One or more devices is "
4873 4914 "currently being resilvered. The pool will\n\tcontinue "
4874 4915 "to function, possibly in a degraded state.\n"));
4875 4916 (void) printf(gettext("action: Wait for the resilver to "
4876 4917 "complete.\n"));
4877 4918 break;
4878 4919
4879 4920 case ZPOOL_STATUS_CORRUPT_DATA:
4880 4921 (void) printf(gettext("status: One or more devices has "
4881 4922 "experienced an error resulting in data\n\tcorruption. "
4882 4923 "Applications may be affected.\n"));
4883 4924 (void) printf(gettext("action: Restore the file in question "
4884 4925 "if possible. Otherwise restore the\n\tentire pool from "
4885 4926 "backup.\n"));
4886 4927 break;
4887 4928
4888 4929 case ZPOOL_STATUS_CORRUPT_POOL:
4889 4930 (void) printf(gettext("status: The pool metadata is corrupted "
4890 4931 "and the pool cannot be opened.\n"));
4891 4932 zpool_explain_recover(zpool_get_handle(zhp),
4892 4933 zpool_get_name(zhp), reason, config);
4893 4934 break;
4894 4935
4895 4936 case ZPOOL_STATUS_VERSION_OLDER:
4896 4937 (void) printf(gettext("status: The pool is formatted using a "
4897 4938 "legacy on-disk format. The pool can\n\tstill be used, "
4898 4939 "but some features are unavailable.\n"));
4899 4940 (void) printf(gettext("action: Upgrade the pool using 'zpool "
4900 4941 "upgrade'. Once this is done, the\n\tpool will no longer "
4901 4942 "be accessible on software that does not support feature\n"
4902 4943 "\tflags.\n"));
4903 4944 break;
4904 4945
4905 4946 case ZPOOL_STATUS_VERSION_NEWER:
4906 4947 (void) printf(gettext("status: The pool has been upgraded to a "
4907 4948 "newer, incompatible on-disk version.\n\tThe pool cannot "
4908 4949 "be accessed on this system.\n"));
4909 4950 (void) printf(gettext("action: Access the pool from a system "
4910 4951 "running more recent software, or\n\trestore the pool from "
4911 4952 "backup.\n"));
4912 4953 break;
4913 4954
4914 4955 case ZPOOL_STATUS_FEAT_DISABLED:
4915 4956 (void) printf(gettext("status: Some supported features are not "
4916 4957 "enabled on the pool. The pool can\n\tstill be used, but "
4917 4958 "some features are unavailable.\n"));
4918 4959 (void) printf(gettext("action: Enable all features using "
4919 4960 "'zpool upgrade'. Once this is done,\n\tthe pool may no "
4920 4961 "longer be accessible by software that does not support\n\t"
4921 4962 "the features. See zpool-features(5) for details.\n"));
4922 4963 break;
4923 4964
4924 4965 case ZPOOL_STATUS_UNSUP_FEAT_READ:
4925 4966 (void) printf(gettext("status: The pool cannot be accessed on "
4926 4967 "this system because it uses the\n\tfollowing feature(s) "
4927 4968 "not supported on this system:\n"));
4928 4969 zpool_print_unsup_feat(config);
4929 4970 (void) printf("\n");
4930 4971 (void) printf(gettext("action: Access the pool from a system "
4931 4972 "that supports the required feature(s),\n\tor restore the "
4932 4973 "pool from backup.\n"));
4933 4974 break;
4934 4975
4935 4976 case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
4936 4977 (void) printf(gettext("status: The pool can only be accessed "
4937 4978 "in read-only mode on this system. It\n\tcannot be "
4938 4979 "accessed in read-write mode because it uses the "
4939 4980 "following\n\tfeature(s) not supported on this system:\n"));
4940 4981 zpool_print_unsup_feat(config);
4941 4982 (void) printf("\n");
4942 4983 (void) printf(gettext("action: The pool cannot be accessed in "
4943 4984 "read-write mode. Import the pool with\n"
4944 4985 "\t\"-o readonly=on\", access the pool from a system that "
4945 4986 "supports the\n\trequired feature(s), or restore the "
4946 4987 "pool from backup.\n"));
4947 4988 break;
4948 4989
4949 4990 case ZPOOL_STATUS_FAULTED_DEV_R:
4950 4991 (void) printf(gettext("status: One or more devices are "
4951 4992 "faulted in response to persistent errors.\n\tSufficient "
4952 4993 "replicas exist for the pool to continue functioning "
4953 4994 "in a\n\tdegraded state.\n"));
4954 4995 (void) printf(gettext("action: Replace the faulted device, "
4955 4996 "or use 'zpool clear' to mark the device\n\trepaired.\n"));
4956 4997 break;
4957 4998
4958 4999 case ZPOOL_STATUS_FAULTED_DEV_NR:
4959 5000 (void) printf(gettext("status: One or more devices are "
4960 5001 "faulted in response to persistent errors. There are "
4961 5002 "insufficient replicas for the pool to\n\tcontinue "
4962 5003 "functioning.\n"));
4963 5004 (void) printf(gettext("action: Destroy and re-create the pool "
4964 5005 "from a backup source. Manually marking the device\n"
4965 5006 "\trepaired using 'zpool clear' may allow some data "
4966 5007 "to be recovered.\n"));
4967 5008 break;
4968 5009
4969 5010 case ZPOOL_STATUS_IO_FAILURE_WAIT:
4970 5011 case ZPOOL_STATUS_IO_FAILURE_CONTINUE:
4971 5012 (void) printf(gettext("status: One or more devices are "
4972 5013 "faulted in response to IO failures.\n"));
4973 5014 (void) printf(gettext("action: Make sure the affected devices "
4974 5015 "are connected, then run 'zpool clear'.\n"));
4975 5016 break;
4976 5017
4977 5018 case ZPOOL_STATUS_BAD_LOG:
4978 5019 (void) printf(gettext("status: An intent log record "
4979 5020 "could not be read.\n"
4980 5021 "\tWaiting for adminstrator intervention to fix the "
4981 5022 "faulted pool.\n"));
4982 5023 (void) printf(gettext("action: Either restore the affected "
4983 5024 "device(s) and run 'zpool online',\n"
4984 5025 "\tor ignore the intent log records by running "
4985 5026 "'zpool clear'.\n"));
4986 5027 break;
4987 5028
4988 5029 default:
4989 5030 /*
4990 5031 * The remaining errors can't actually be generated, yet.
4991 5032 */
4992 5033 assert(reason == ZPOOL_STATUS_OK);
4993 5034 }
4994 5035
4995 5036 if (msgid != NULL)
4996 5037 (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
4997 5038 msgid);
4998 5039
4999 5040 if (config != NULL) {
5000 5041 int namewidth;
5001 5042 uint64_t nerr;
5002 5043 nvlist_t **spares, **l2cache;
5003 5044 uint_t nspares, nl2cache;
5004 5045 pool_checkpoint_stat_t *pcs = NULL;
5005 5046 pool_scan_stat_t *ps = NULL;
5006 5047 pool_removal_stat_t *prs = NULL;
5007 5048
5008 5049 (void) nvlist_lookup_uint64_array(nvroot,
5009 5050 ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c);
5010 5051 (void) nvlist_lookup_uint64_array(nvroot,
5011 5052 ZPOOL_CONFIG_SCAN_STATS, (uint64_t **)&ps, &c);
5012 5053 (void) nvlist_lookup_uint64_array(nvroot,
5013 5054 ZPOOL_CONFIG_REMOVAL_STATS, (uint64_t **)&prs, &c);
5014 5055
5015 5056 print_scan_status(ps);
5016 5057 print_checkpoint_scan_warning(ps, pcs);
5017 5058 print_removal_status(zhp, prs);
5018 5059 print_checkpoint_status(pcs);
5019 5060
5020 5061 namewidth = max_width(zhp, nvroot, 0, 0);
5021 5062 if (namewidth < 10)
5022 5063 namewidth = 10;
5023 5064
5024 5065 (void) printf(gettext("config:\n\n"));
5025 5066 (void) printf(gettext("\t%-*s %-8s %5s %5s %5s\n"), namewidth,
5026 5067 "NAME", "STATE", "READ", "WRITE", "CKSUM");
5027 5068 print_status_config(zhp, zpool_get_name(zhp), nvroot,
5028 5069 namewidth, 0, B_FALSE);
5029 5070
5030 5071 if (num_logs(nvroot) > 0)
5031 5072 print_logs(zhp, nvroot, namewidth, B_TRUE);
5032 5073 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
5033 5074 &l2cache, &nl2cache) == 0)
5034 5075 print_l2cache(zhp, l2cache, nl2cache, namewidth);
5035 5076
5036 5077 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES,
5037 5078 &spares, &nspares) == 0)
5038 5079 print_spares(zhp, spares, nspares, namewidth);
5039 5080
5040 5081 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_ERRCOUNT,
5041 5082 &nerr) == 0) {
5042 5083 nvlist_t *nverrlist = NULL;
5043 5084
5044 5085 /*
5045 5086 * If the approximate error count is small, get a
5046 5087 * precise count by fetching the entire log and
5047 5088 * uniquifying the results.
5048 5089 */
5049 5090 if (nerr > 0 && nerr < 100 && !cbp->cb_verbose &&
5050 5091 zpool_get_errlog(zhp, &nverrlist) == 0) {
5051 5092 nvpair_t *elem;
5052 5093
5053 5094 elem = NULL;
5054 5095 nerr = 0;
5055 5096 while ((elem = nvlist_next_nvpair(nverrlist,
5056 5097 elem)) != NULL) {
5057 5098 nerr++;
5058 5099 }
5059 5100 }
5060 5101 nvlist_free(nverrlist);
5061 5102
5062 5103 (void) printf("\n");
5063 5104
5064 5105 if (nerr == 0)
5065 5106 (void) printf(gettext("errors: No known data "
5066 5107 "errors\n"));
5067 5108 else if (!cbp->cb_verbose)
5068 5109 (void) printf(gettext("errors: %llu data "
5069 5110 "errors, use '-v' for a list\n"),
5070 5111 (u_longlong_t)nerr);
5071 5112 else
5072 5113 print_error_log(zhp);
5073 5114 }
5074 5115
5075 5116 if (cbp->cb_dedup_stats)
5076 5117 print_dedup_stats(config);
5077 5118 } else {
5078 5119 (void) printf(gettext("config: The configuration cannot be "
5079 5120 "determined.\n"));
5080 5121 }
5081 5122
5082 5123 return (0);
5083 5124 }
5084 5125
5085 5126 /*
5086 5127 * zpool status [-vx] [-T d|u] [pool] ... [interval [count]]
5087 5128 *
5088 5129 * -v Display complete error logs
5089 5130 * -x Display only pools with potential problems
5090 5131 * -D Display dedup status (undocumented)
5091 5132 * -T Display a timestamp in date(1) or Unix format
5092 5133 *
5093 5134 * Describes the health status of all pools or some subset.
5094 5135 */
5095 5136 int
5096 5137 zpool_do_status(int argc, char **argv)
5097 5138 {
5098 5139 int c;
5099 5140 int ret;
5100 5141 unsigned long interval = 0, count = 0;
5101 5142 status_cbdata_t cb = { 0 };
5102 5143
5103 5144 /* check options */
5104 5145 while ((c = getopt(argc, argv, "vxDT:")) != -1) {
5105 5146 switch (c) {
5106 5147 case 'v':
5107 5148 cb.cb_verbose = B_TRUE;
5108 5149 break;
5109 5150 case 'x':
5110 5151 cb.cb_explain = B_TRUE;
5111 5152 break;
5112 5153 case 'D':
5113 5154 cb.cb_dedup_stats = B_TRUE;
5114 5155 break;
5115 5156 case 'T':
5116 5157 get_timestamp_arg(*optarg);
5117 5158 break;
5118 5159 case '?':
5119 5160 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5120 5161 optopt);
5121 5162 usage(B_FALSE);
5122 5163 }
5123 5164 }
5124 5165
5125 5166 argc -= optind;
5126 5167 argv += optind;
5127 5168
5128 5169 get_interval_count(&argc, argv, &interval, &count);
5129 5170
5130 5171 if (argc == 0)
5131 5172 cb.cb_allpools = B_TRUE;
5132 5173
5133 5174 cb.cb_first = B_TRUE;
5134 5175
5135 5176 for (;;) {
5136 5177 if (timestamp_fmt != NODATE)
5137 5178 print_timestamp(timestamp_fmt);
5138 5179
5139 5180 ret = for_each_pool(argc, argv, B_TRUE, NULL,
5140 5181 status_callback, &cb);
5141 5182
5142 5183 if (argc == 0 && cb.cb_count == 0)
5143 5184 (void) printf(gettext("no pools available\n"));
5144 5185 else if (cb.cb_explain && cb.cb_first && cb.cb_allpools)
5145 5186 (void) printf(gettext("all pools are healthy\n"));
5146 5187
5147 5188 if (ret != 0)
5148 5189 return (ret);
5149 5190
5150 5191 if (interval == 0)
5151 5192 break;
5152 5193
5153 5194 if (count != 0 && --count == 0)
5154 5195 break;
5155 5196
5156 5197 (void) sleep(interval);
5157 5198 }
5158 5199
5159 5200 return (0);
5160 5201 }
5161 5202
5162 5203 typedef struct upgrade_cbdata {
5163 5204 int cb_first;
5164 5205 int cb_argc;
5165 5206 uint64_t cb_version;
5166 5207 char **cb_argv;
5167 5208 } upgrade_cbdata_t;
5168 5209
5169 5210 static int
5170 5211 upgrade_version(zpool_handle_t *zhp, uint64_t version)
5171 5212 {
5172 5213 int ret;
5173 5214 nvlist_t *config;
5174 5215 uint64_t oldversion;
5175 5216
5176 5217 config = zpool_get_config(zhp, NULL);
5177 5218 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
5178 5219 &oldversion) == 0);
5179 5220
5180 5221 assert(SPA_VERSION_IS_SUPPORTED(oldversion));
5181 5222 assert(oldversion < version);
5182 5223
5183 5224 ret = zpool_upgrade(zhp, version);
5184 5225 if (ret != 0)
5185 5226 return (ret);
5186 5227
5187 5228 if (version >= SPA_VERSION_FEATURES) {
5188 5229 (void) printf(gettext("Successfully upgraded "
5189 5230 "'%s' from version %llu to feature flags.\n"),
5190 5231 zpool_get_name(zhp), oldversion);
5191 5232 } else {
5192 5233 (void) printf(gettext("Successfully upgraded "
5193 5234 "'%s' from version %llu to version %llu.\n"),
5194 5235 zpool_get_name(zhp), oldversion, version);
5195 5236 }
5196 5237
5197 5238 return (0);
5198 5239 }
5199 5240
5200 5241 static int
5201 5242 upgrade_enable_all(zpool_handle_t *zhp, int *countp)
5202 5243 {
5203 5244 int i, ret, count;
5204 5245 boolean_t firstff = B_TRUE;
5205 5246 nvlist_t *enabled = zpool_get_features(zhp);
5206 5247
5207 5248 count = 0;
5208 5249 for (i = 0; i < SPA_FEATURES; i++) {
5209 5250 const char *fname = spa_feature_table[i].fi_uname;
5210 5251 const char *fguid = spa_feature_table[i].fi_guid;
5211 5252 if (!nvlist_exists(enabled, fguid)) {
5212 5253 char *propname;
5213 5254 verify(-1 != asprintf(&propname, "feature@%s", fname));
5214 5255 ret = zpool_set_prop(zhp, propname,
5215 5256 ZFS_FEATURE_ENABLED);
5216 5257 if (ret != 0) {
5217 5258 free(propname);
5218 5259 return (ret);
5219 5260 }
5220 5261 count++;
5221 5262
5222 5263 if (firstff) {
5223 5264 (void) printf(gettext("Enabled the "
5224 5265 "following features on '%s':\n"),
5225 5266 zpool_get_name(zhp));
5226 5267 firstff = B_FALSE;
5227 5268 }
5228 5269 (void) printf(gettext(" %s\n"), fname);
5229 5270 free(propname);
5230 5271 }
5231 5272 }
5232 5273
5233 5274 if (countp != NULL)
5234 5275 *countp = count;
5235 5276 return (0);
5236 5277 }
5237 5278
5238 5279 static int
5239 5280 upgrade_cb(zpool_handle_t *zhp, void *arg)
5240 5281 {
5241 5282 upgrade_cbdata_t *cbp = arg;
5242 5283 nvlist_t *config;
5243 5284 uint64_t version;
5244 5285 boolean_t printnl = B_FALSE;
5245 5286 int ret;
5246 5287
5247 5288 config = zpool_get_config(zhp, NULL);
5248 5289 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
5249 5290 &version) == 0);
5250 5291
5251 5292 assert(SPA_VERSION_IS_SUPPORTED(version));
5252 5293
5253 5294 if (version < cbp->cb_version) {
5254 5295 cbp->cb_first = B_FALSE;
5255 5296 ret = upgrade_version(zhp, cbp->cb_version);
5256 5297 if (ret != 0)
5257 5298 return (ret);
5258 5299 printnl = B_TRUE;
5259 5300
5260 5301 /*
5261 5302 * If they did "zpool upgrade -a", then we could
5262 5303 * be doing ioctls to different pools. We need
5263 5304 * to log this history once to each pool, and bypass
5264 5305 * the normal history logging that happens in main().
5265 5306 */
5266 5307 (void) zpool_log_history(g_zfs, history_str);
5267 5308 log_history = B_FALSE;
5268 5309 }
5269 5310
5270 5311 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
5271 5312 int count;
5272 5313 ret = upgrade_enable_all(zhp, &count);
5273 5314 if (ret != 0)
5274 5315 return (ret);
5275 5316
5276 5317 if (count > 0) {
5277 5318 cbp->cb_first = B_FALSE;
5278 5319 printnl = B_TRUE;
5279 5320 }
5280 5321 }
5281 5322
5282 5323 if (printnl) {
5283 5324 (void) printf(gettext("\n"));
5284 5325 }
5285 5326
5286 5327 return (0);
5287 5328 }
5288 5329
5289 5330 static int
5290 5331 upgrade_list_older_cb(zpool_handle_t *zhp, void *arg)
5291 5332 {
5292 5333 upgrade_cbdata_t *cbp = arg;
5293 5334 nvlist_t *config;
5294 5335 uint64_t version;
5295 5336
5296 5337 config = zpool_get_config(zhp, NULL);
5297 5338 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
5298 5339 &version) == 0);
5299 5340
5300 5341 assert(SPA_VERSION_IS_SUPPORTED(version));
5301 5342
5302 5343 if (version < SPA_VERSION_FEATURES) {
5303 5344 if (cbp->cb_first) {
5304 5345 (void) printf(gettext("The following pools are "
5305 5346 "formatted with legacy version numbers and can\n"
5306 5347 "be upgraded to use feature flags. After "
5307 5348 "being upgraded, these pools\nwill no "
5308 5349 "longer be accessible by software that does not "
5309 5350 "support feature\nflags.\n\n"));
5310 5351 (void) printf(gettext("VER POOL\n"));
5311 5352 (void) printf(gettext("--- ------------\n"));
5312 5353 cbp->cb_first = B_FALSE;
5313 5354 }
5314 5355
5315 5356 (void) printf("%2llu %s\n", (u_longlong_t)version,
5316 5357 zpool_get_name(zhp));
5317 5358 }
5318 5359
5319 5360 return (0);
5320 5361 }
5321 5362
5322 5363 static int
5323 5364 upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg)
5324 5365 {
5325 5366 upgrade_cbdata_t *cbp = arg;
5326 5367 nvlist_t *config;
5327 5368 uint64_t version;
5328 5369
5329 5370 config = zpool_get_config(zhp, NULL);
5330 5371 verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
5331 5372 &version) == 0);
5332 5373
5333 5374 if (version >= SPA_VERSION_FEATURES) {
5334 5375 int i;
5335 5376 boolean_t poolfirst = B_TRUE;
5336 5377 nvlist_t *enabled = zpool_get_features(zhp);
5337 5378
5338 5379 for (i = 0; i < SPA_FEATURES; i++) {
5339 5380 const char *fguid = spa_feature_table[i].fi_guid;
5340 5381 const char *fname = spa_feature_table[i].fi_uname;
5341 5382 if (!nvlist_exists(enabled, fguid)) {
5342 5383 if (cbp->cb_first) {
5343 5384 (void) printf(gettext("\nSome "
5344 5385 "supported features are not "
5345 5386 "enabled on the following pools. "
5346 5387 "Once a\nfeature is enabled the "
5347 5388 "pool may become incompatible with "
5348 5389 "software\nthat does not support "
5349 5390 "the feature. See "
5350 5391 "zpool-features(5) for "
5351 5392 "details.\n\n"));
5352 5393 (void) printf(gettext("POOL "
5353 5394 "FEATURE\n"));
5354 5395 (void) printf(gettext("------"
5355 5396 "---------\n"));
5356 5397 cbp->cb_first = B_FALSE;
5357 5398 }
5358 5399
5359 5400 if (poolfirst) {
5360 5401 (void) printf(gettext("%s\n"),
5361 5402 zpool_get_name(zhp));
5362 5403 poolfirst = B_FALSE;
5363 5404 }
5364 5405
5365 5406 (void) printf(gettext(" %s\n"), fname);
5366 5407 }
5367 5408 }
5368 5409 }
5369 5410
5370 5411 return (0);
5371 5412 }
5372 5413
5373 5414 /* ARGSUSED */
5374 5415 static int
5375 5416 upgrade_one(zpool_handle_t *zhp, void *data)
5376 5417 {
5377 5418 boolean_t printnl = B_FALSE;
5378 5419 upgrade_cbdata_t *cbp = data;
5379 5420 uint64_t cur_version;
5380 5421 int ret;
5381 5422
5382 5423 if (strcmp("log", zpool_get_name(zhp)) == 0) {
5383 5424 (void) printf(gettext("'log' is now a reserved word\n"
5384 5425 "Pool 'log' must be renamed using export and import"
5385 5426 " to upgrade.\n"));
5386 5427 return (1);
5387 5428 }
5388 5429
5389 5430 cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL);
5390 5431 if (cur_version > cbp->cb_version) {
5391 5432 (void) printf(gettext("Pool '%s' is already formatted "
5392 5433 "using more current version '%llu'.\n\n"),
5393 5434 zpool_get_name(zhp), cur_version);
5394 5435 return (0);
5395 5436 }
5396 5437
5397 5438 if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) {
5398 5439 (void) printf(gettext("Pool '%s' is already formatted "
5399 5440 "using version %llu.\n\n"), zpool_get_name(zhp),
5400 5441 cbp->cb_version);
5401 5442 return (0);
5402 5443 }
5403 5444
5404 5445 if (cur_version != cbp->cb_version) {
5405 5446 printnl = B_TRUE;
5406 5447 ret = upgrade_version(zhp, cbp->cb_version);
5407 5448 if (ret != 0)
5408 5449 return (ret);
5409 5450 }
5410 5451
5411 5452 if (cbp->cb_version >= SPA_VERSION_FEATURES) {
5412 5453 int count = 0;
5413 5454 ret = upgrade_enable_all(zhp, &count);
5414 5455 if (ret != 0)
5415 5456 return (ret);
5416 5457
5417 5458 if (count != 0) {
5418 5459 printnl = B_TRUE;
5419 5460 } else if (cur_version == SPA_VERSION) {
5420 5461 (void) printf(gettext("Pool '%s' already has all "
5421 5462 "supported features enabled.\n"),
5422 5463 zpool_get_name(zhp));
5423 5464 }
5424 5465 }
5425 5466
5426 5467 if (printnl) {
5427 5468 (void) printf(gettext("\n"));
5428 5469 }
5429 5470
5430 5471 return (0);
5431 5472 }
5432 5473
5433 5474 /*
5434 5475 * zpool upgrade
5435 5476 * zpool upgrade -v
5436 5477 * zpool upgrade [-V version] <-a | pool ...>
5437 5478 *
5438 5479 * With no arguments, display downrev'd ZFS pool available for upgrade.
5439 5480 * Individual pools can be upgraded by specifying the pool, and '-a' will
5440 5481 * upgrade all pools.
5441 5482 */
5442 5483 int
5443 5484 zpool_do_upgrade(int argc, char **argv)
5444 5485 {
5445 5486 int c;
5446 5487 upgrade_cbdata_t cb = { 0 };
5447 5488 int ret = 0;
5448 5489 boolean_t showversions = B_FALSE;
5449 5490 boolean_t upgradeall = B_FALSE;
5450 5491 char *end;
5451 5492
5452 5493
5453 5494 /* check options */
5454 5495 while ((c = getopt(argc, argv, ":avV:")) != -1) {
5455 5496 switch (c) {
5456 5497 case 'a':
5457 5498 upgradeall = B_TRUE;
5458 5499 break;
5459 5500 case 'v':
5460 5501 showversions = B_TRUE;
5461 5502 break;
5462 5503 case 'V':
5463 5504 cb.cb_version = strtoll(optarg, &end, 10);
5464 5505 if (*end != '\0' ||
5465 5506 !SPA_VERSION_IS_SUPPORTED(cb.cb_version)) {
5466 5507 (void) fprintf(stderr,
5467 5508 gettext("invalid version '%s'\n"), optarg);
5468 5509 usage(B_FALSE);
5469 5510 }
5470 5511 break;
5471 5512 case ':':
5472 5513 (void) fprintf(stderr, gettext("missing argument for "
5473 5514 "'%c' option\n"), optopt);
5474 5515 usage(B_FALSE);
5475 5516 break;
5476 5517 case '?':
5477 5518 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5478 5519 optopt);
5479 5520 usage(B_FALSE);
5480 5521 }
5481 5522 }
5482 5523
5483 5524 cb.cb_argc = argc;
5484 5525 cb.cb_argv = argv;
5485 5526 argc -= optind;
5486 5527 argv += optind;
5487 5528
5488 5529 if (cb.cb_version == 0) {
5489 5530 cb.cb_version = SPA_VERSION;
5490 5531 } else if (!upgradeall && argc == 0) {
5491 5532 (void) fprintf(stderr, gettext("-V option is "
5492 5533 "incompatible with other arguments\n"));
5493 5534 usage(B_FALSE);
5494 5535 }
5495 5536
5496 5537 if (showversions) {
5497 5538 if (upgradeall || argc != 0) {
5498 5539 (void) fprintf(stderr, gettext("-v option is "
5499 5540 "incompatible with other arguments\n"));
5500 5541 usage(B_FALSE);
5501 5542 }
5502 5543 } else if (upgradeall) {
5503 5544 if (argc != 0) {
5504 5545 (void) fprintf(stderr, gettext("-a option should not "
5505 5546 "be used along with a pool name\n"));
5506 5547 usage(B_FALSE);
5507 5548 }
5508 5549 }
5509 5550
5510 5551 (void) printf(gettext("This system supports ZFS pool feature "
5511 5552 "flags.\n\n"));
5512 5553 if (showversions) {
5513 5554 int i;
5514 5555
5515 5556 (void) printf(gettext("The following features are "
5516 5557 "supported:\n\n"));
5517 5558 (void) printf(gettext("FEAT DESCRIPTION\n"));
5518 5559 (void) printf("----------------------------------------------"
5519 5560 "---------------\n");
5520 5561 for (i = 0; i < SPA_FEATURES; i++) {
5521 5562 zfeature_info_t *fi = &spa_feature_table[i];
5522 5563 const char *ro =
5523 5564 (fi->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?
5524 5565 " (read-only compatible)" : "";
5525 5566
5526 5567 (void) printf("%-37s%s\n", fi->fi_uname, ro);
5527 5568 (void) printf(" %s\n", fi->fi_desc);
5528 5569 }
5529 5570 (void) printf("\n");
5530 5571
5531 5572 (void) printf(gettext("The following legacy versions are also "
5532 5573 "supported:\n\n"));
5533 5574 (void) printf(gettext("VER DESCRIPTION\n"));
5534 5575 (void) printf("--- -----------------------------------------"
5535 5576 "---------------\n");
5536 5577 (void) printf(gettext(" 1 Initial ZFS version\n"));
5537 5578 (void) printf(gettext(" 2 Ditto blocks "
5538 5579 "(replicated metadata)\n"));
5539 5580 (void) printf(gettext(" 3 Hot spares and double parity "
5540 5581 "RAID-Z\n"));
5541 5582 (void) printf(gettext(" 4 zpool history\n"));
5542 5583 (void) printf(gettext(" 5 Compression using the gzip "
5543 5584 "algorithm\n"));
5544 5585 (void) printf(gettext(" 6 bootfs pool property\n"));
5545 5586 (void) printf(gettext(" 7 Separate intent log devices\n"));
5546 5587 (void) printf(gettext(" 8 Delegated administration\n"));
5547 5588 (void) printf(gettext(" 9 refquota and refreservation "
5548 5589 "properties\n"));
5549 5590 (void) printf(gettext(" 10 Cache devices\n"));
5550 5591 (void) printf(gettext(" 11 Improved scrub performance\n"));
5551 5592 (void) printf(gettext(" 12 Snapshot properties\n"));
5552 5593 (void) printf(gettext(" 13 snapused property\n"));
5553 5594 (void) printf(gettext(" 14 passthrough-x aclinherit\n"));
5554 5595 (void) printf(gettext(" 15 user/group space accounting\n"));
5555 5596 (void) printf(gettext(" 16 stmf property support\n"));
5556 5597 (void) printf(gettext(" 17 Triple-parity RAID-Z\n"));
5557 5598 (void) printf(gettext(" 18 Snapshot user holds\n"));
5558 5599 (void) printf(gettext(" 19 Log device removal\n"));
5559 5600 (void) printf(gettext(" 20 Compression using zle "
5560 5601 "(zero-length encoding)\n"));
5561 5602 (void) printf(gettext(" 21 Deduplication\n"));
5562 5603 (void) printf(gettext(" 22 Received properties\n"));
5563 5604 (void) printf(gettext(" 23 Slim ZIL\n"));
5564 5605 (void) printf(gettext(" 24 System attributes\n"));
5565 5606 (void) printf(gettext(" 25 Improved scrub stats\n"));
5566 5607 (void) printf(gettext(" 26 Improved snapshot deletion "
5567 5608 "performance\n"));
5568 5609 (void) printf(gettext(" 27 Improved snapshot creation "
5569 5610 "performance\n"));
5570 5611 (void) printf(gettext(" 28 Multiple vdev replacements\n"));
5571 5612 (void) printf(gettext("\nFor more information on a particular "
5572 5613 "version, including supported releases,\n"));
5573 5614 (void) printf(gettext("see the ZFS Administration Guide.\n\n"));
5574 5615 } else if (argc == 0 && upgradeall) {
5575 5616 cb.cb_first = B_TRUE;
5576 5617 ret = zpool_iter(g_zfs, upgrade_cb, &cb);
5577 5618 if (ret == 0 && cb.cb_first) {
5578 5619 if (cb.cb_version == SPA_VERSION) {
5579 5620 (void) printf(gettext("All pools are already "
5580 5621 "formatted using feature flags.\n\n"));
5581 5622 (void) printf(gettext("Every feature flags "
5582 5623 "pool already has all supported features "
5583 5624 "enabled.\n"));
5584 5625 } else {
5585 5626 (void) printf(gettext("All pools are already "
5586 5627 "formatted with version %llu or higher.\n"),
5587 5628 cb.cb_version);
5588 5629 }
5589 5630 }
5590 5631 } else if (argc == 0) {
5591 5632 cb.cb_first = B_TRUE;
5592 5633 ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb);
5593 5634 assert(ret == 0);
5594 5635
5595 5636 if (cb.cb_first) {
5596 5637 (void) printf(gettext("All pools are formatted "
5597 5638 "using feature flags.\n\n"));
5598 5639 } else {
5599 5640 (void) printf(gettext("\nUse 'zpool upgrade -v' "
5600 5641 "for a list of available legacy versions.\n"));
5601 5642 }
5602 5643
5603 5644 cb.cb_first = B_TRUE;
5604 5645 ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb);
5605 5646 assert(ret == 0);
5606 5647
5607 5648 if (cb.cb_first) {
5608 5649 (void) printf(gettext("Every feature flags pool has "
5609 5650 "all supported features enabled.\n"));
5610 5651 } else {
5611 5652 (void) printf(gettext("\n"));
5612 5653 }
5613 5654 } else {
5614 5655 ret = for_each_pool(argc, argv, B_FALSE, NULL,
5615 5656 upgrade_one, &cb);
5616 5657 }
5617 5658
5618 5659 return (ret);
5619 5660 }
5620 5661
5621 5662 typedef struct hist_cbdata {
5622 5663 boolean_t first;
5623 5664 boolean_t longfmt;
5624 5665 boolean_t internal;
5625 5666 } hist_cbdata_t;
5626 5667
5627 5668 /*
5628 5669 * Print out the command history for a specific pool.
5629 5670 */
5630 5671 static int
5631 5672 get_history_one(zpool_handle_t *zhp, void *data)
5632 5673 {
5633 5674 nvlist_t *nvhis;
5634 5675 nvlist_t **records;
5635 5676 uint_t numrecords;
5636 5677 int ret, i;
5637 5678 hist_cbdata_t *cb = (hist_cbdata_t *)data;
5638 5679
5639 5680 cb->first = B_FALSE;
5640 5681
5641 5682 (void) printf(gettext("History for '%s':\n"), zpool_get_name(zhp));
5642 5683
5643 5684 if ((ret = zpool_get_history(zhp, &nvhis)) != 0)
5644 5685 return (ret);
5645 5686
5646 5687 verify(nvlist_lookup_nvlist_array(nvhis, ZPOOL_HIST_RECORD,
5647 5688 &records, &numrecords) == 0);
5648 5689 for (i = 0; i < numrecords; i++) {
5649 5690 nvlist_t *rec = records[i];
5650 5691 char tbuf[30] = "";
5651 5692
5652 5693 if (nvlist_exists(rec, ZPOOL_HIST_TIME)) {
5653 5694 time_t tsec;
5654 5695 struct tm t;
5655 5696
5656 5697 tsec = fnvlist_lookup_uint64(records[i],
5657 5698 ZPOOL_HIST_TIME);
5658 5699 (void) localtime_r(&tsec, &t);
5659 5700 (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
5660 5701 }
5661 5702
5662 5703 if (nvlist_exists(rec, ZPOOL_HIST_CMD)) {
5663 5704 (void) printf("%s %s", tbuf,
5664 5705 fnvlist_lookup_string(rec, ZPOOL_HIST_CMD));
5665 5706 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_EVENT)) {
5666 5707 int ievent =
5667 5708 fnvlist_lookup_uint64(rec, ZPOOL_HIST_INT_EVENT);
5668 5709 if (!cb->internal)
5669 5710 continue;
5670 5711 if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) {
5671 5712 (void) printf("%s unrecognized record:\n",
5672 5713 tbuf);
5673 5714 dump_nvlist(rec, 4);
5674 5715 continue;
5675 5716 }
5676 5717 (void) printf("%s [internal %s txg:%lld] %s", tbuf,
5677 5718 zfs_history_event_names[ievent],
5678 5719 fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
5679 5720 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_STR));
5680 5721 } else if (nvlist_exists(rec, ZPOOL_HIST_INT_NAME)) {
5681 5722 if (!cb->internal)
5682 5723 continue;
5683 5724 (void) printf("%s [txg:%lld] %s", tbuf,
5684 5725 fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
5685 5726 fnvlist_lookup_string(rec, ZPOOL_HIST_INT_NAME));
5686 5727 if (nvlist_exists(rec, ZPOOL_HIST_DSNAME)) {
5687 5728 (void) printf(" %s (%llu)",
5688 5729 fnvlist_lookup_string(rec,
5689 5730 ZPOOL_HIST_DSNAME),
5690 5731 fnvlist_lookup_uint64(rec,
5691 5732 ZPOOL_HIST_DSID));
5692 5733 }
5693 5734 (void) printf(" %s", fnvlist_lookup_string(rec,
5694 5735 ZPOOL_HIST_INT_STR));
5695 5736 } else if (nvlist_exists(rec, ZPOOL_HIST_IOCTL)) {
5696 5737 if (!cb->internal)
5697 5738 continue;
5698 5739 (void) printf("%s ioctl %s\n", tbuf,
5699 5740 fnvlist_lookup_string(rec, ZPOOL_HIST_IOCTL));
5700 5741 if (nvlist_exists(rec, ZPOOL_HIST_INPUT_NVL)) {
5701 5742 (void) printf(" input:\n");
5702 5743 dump_nvlist(fnvlist_lookup_nvlist(rec,
5703 5744 ZPOOL_HIST_INPUT_NVL), 8);
5704 5745 }
5705 5746 if (nvlist_exists(rec, ZPOOL_HIST_OUTPUT_NVL)) {
5706 5747 (void) printf(" output:\n");
5707 5748 dump_nvlist(fnvlist_lookup_nvlist(rec,
5708 5749 ZPOOL_HIST_OUTPUT_NVL), 8);
5709 5750 }
5710 5751 if (nvlist_exists(rec, ZPOOL_HIST_ERRNO)) {
5711 5752 (void) printf(" errno: %lld\n",
5712 5753 fnvlist_lookup_int64(rec,
5713 5754 ZPOOL_HIST_ERRNO));
5714 5755 }
5715 5756 } else {
5716 5757 if (!cb->internal)
5717 5758 continue;
5718 5759 (void) printf("%s unrecognized record:\n", tbuf);
5719 5760 dump_nvlist(rec, 4);
5720 5761 }
5721 5762
5722 5763 if (!cb->longfmt) {
5723 5764 (void) printf("\n");
5724 5765 continue;
5725 5766 }
5726 5767 (void) printf(" [");
5727 5768 if (nvlist_exists(rec, ZPOOL_HIST_WHO)) {
5728 5769 uid_t who = fnvlist_lookup_uint64(rec, ZPOOL_HIST_WHO);
5729 5770 struct passwd *pwd = getpwuid(who);
5730 5771 (void) printf("user %d ", (int)who);
5731 5772 if (pwd != NULL)
5732 5773 (void) printf("(%s) ", pwd->pw_name);
5733 5774 }
5734 5775 if (nvlist_exists(rec, ZPOOL_HIST_HOST)) {
5735 5776 (void) printf("on %s",
5736 5777 fnvlist_lookup_string(rec, ZPOOL_HIST_HOST));
5737 5778 }
5738 5779 if (nvlist_exists(rec, ZPOOL_HIST_ZONE)) {
5739 5780 (void) printf(":%s",
5740 5781 fnvlist_lookup_string(rec, ZPOOL_HIST_ZONE));
5741 5782 }
5742 5783 (void) printf("]");
5743 5784 (void) printf("\n");
5744 5785 }
5745 5786 (void) printf("\n");
5746 5787 nvlist_free(nvhis);
5747 5788
5748 5789 return (ret);
5749 5790 }
5750 5791
5751 5792 /*
5752 5793 * zpool history <pool>
5753 5794 *
5754 5795 * Displays the history of commands that modified pools.
5755 5796 */
5756 5797 int
5757 5798 zpool_do_history(int argc, char **argv)
5758 5799 {
5759 5800 hist_cbdata_t cbdata = { 0 };
5760 5801 int ret;
5761 5802 int c;
5762 5803
5763 5804 cbdata.first = B_TRUE;
5764 5805 /* check options */
5765 5806 while ((c = getopt(argc, argv, "li")) != -1) {
5766 5807 switch (c) {
5767 5808 case 'l':
5768 5809 cbdata.longfmt = B_TRUE;
5769 5810 break;
5770 5811 case 'i':
5771 5812 cbdata.internal = B_TRUE;
5772 5813 break;
5773 5814 case '?':
5774 5815 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5775 5816 optopt);
5776 5817 usage(B_FALSE);
5777 5818 }
5778 5819 }
5779 5820 argc -= optind;
5780 5821 argv += optind;
5781 5822
5782 5823 ret = for_each_pool(argc, argv, B_FALSE, NULL, get_history_one,
5783 5824 &cbdata);
5784 5825
5785 5826 if (argc == 0 && cbdata.first == B_TRUE) {
5786 5827 (void) printf(gettext("no pools available\n"));
5787 5828 return (0);
5788 5829 }
5789 5830
5790 5831 return (ret);
5791 5832 }
5792 5833
5793 5834 static int
5794 5835 get_callback(zpool_handle_t *zhp, void *data)
5795 5836 {
5796 5837 zprop_get_cbdata_t *cbp = (zprop_get_cbdata_t *)data;
5797 5838 char value[MAXNAMELEN];
5798 5839 zprop_source_t srctype;
5799 5840 zprop_list_t *pl;
5800 5841
5801 5842 for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) {
5802 5843
5803 5844 /*
5804 5845 * Skip the special fake placeholder. This will also skip
5805 5846 * over the name property when 'all' is specified.
5806 5847 */
5807 5848 if (pl->pl_prop == ZPOOL_PROP_NAME &&
5808 5849 pl == cbp->cb_proplist)
5809 5850 continue;
5810 5851
5811 5852 if (pl->pl_prop == ZPROP_INVAL &&
5812 5853 (zpool_prop_feature(pl->pl_user_prop) ||
5813 5854 zpool_prop_unsupported(pl->pl_user_prop))) {
5814 5855 srctype = ZPROP_SRC_LOCAL;
5815 5856
5816 5857 if (zpool_prop_get_feature(zhp, pl->pl_user_prop,
5817 5858 value, sizeof (value)) == 0) {
5818 5859 zprop_print_one_property(zpool_get_name(zhp),
5819 5860 cbp, pl->pl_user_prop, value, srctype,
5820 5861 NULL, NULL);
5821 5862 }
5822 5863 } else {
5823 5864 if (zpool_get_prop(zhp, pl->pl_prop, value,
5824 5865 sizeof (value), &srctype, cbp->cb_literal) != 0)
5825 5866 continue;
5826 5867
5827 5868 zprop_print_one_property(zpool_get_name(zhp), cbp,
5828 5869 zpool_prop_to_name(pl->pl_prop), value, srctype,
5829 5870 NULL, NULL);
5830 5871 }
5831 5872 }
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5832 5873 return (0);
5833 5874 }
5834 5875
5835 5876 /*
5836 5877 * zpool get [-Hp] [-o "all" | field[,...]] <"all" | property[,...]> <pool> ...
5837 5878 *
5838 5879 * -H Scripted mode. Don't display headers, and separate properties
5839 5880 * by a single tab.
5840 5881 * -o List of columns to display. Defaults to
5841 5882 * "name,property,value,source".
5842 - * -p Diplay values in parsable (exact) format.
5883 + * -p Diplay values in parsable (exact) format.
5843 5884 *
5844 5885 * Get properties of pools in the system. Output space statistics
5845 5886 * for each one as well as other attributes.
5846 5887 */
5847 5888 int
5848 5889 zpool_do_get(int argc, char **argv)
5849 5890 {
5850 5891 zprop_get_cbdata_t cb = { 0 };
5851 5892 zprop_list_t fake_name = { 0 };
5852 5893 int ret;
5853 5894 int c, i;
5854 5895 char *value;
5855 5896
5856 5897 cb.cb_first = B_TRUE;
5857 5898
5858 5899 /*
5859 5900 * Set up default columns and sources.
5860 5901 */
5861 5902 cb.cb_sources = ZPROP_SRC_ALL;
5862 5903 cb.cb_columns[0] = GET_COL_NAME;
5863 5904 cb.cb_columns[1] = GET_COL_PROPERTY;
5864 5905 cb.cb_columns[2] = GET_COL_VALUE;
5865 5906 cb.cb_columns[3] = GET_COL_SOURCE;
5866 5907 cb.cb_type = ZFS_TYPE_POOL;
5867 5908
5868 5909 /* check options */
5869 5910 while ((c = getopt(argc, argv, ":Hpo:")) != -1) {
5870 5911 switch (c) {
5871 5912 case 'p':
5872 5913 cb.cb_literal = B_TRUE;
5873 5914 break;
5874 5915 case 'H':
5875 5916 cb.cb_scripted = B_TRUE;
5876 5917 break;
5877 5918 case 'o':
5878 5919 bzero(&cb.cb_columns, sizeof (cb.cb_columns));
5879 5920 i = 0;
5880 5921 while (*optarg != '\0') {
5881 5922 static char *col_subopts[] =
5882 5923 { "name", "property", "value", "source",
5883 5924 "all", NULL };
5884 5925
5885 5926 if (i == ZFS_GET_NCOLS) {
5886 5927 (void) fprintf(stderr, gettext("too "
5887 5928 "many fields given to -o "
5888 5929 "option\n"));
5889 5930 usage(B_FALSE);
5890 5931 }
5891 5932
5892 5933 switch (getsubopt(&optarg, col_subopts,
5893 5934 &value)) {
5894 5935 case 0:
5895 5936 cb.cb_columns[i++] = GET_COL_NAME;
5896 5937 break;
5897 5938 case 1:
5898 5939 cb.cb_columns[i++] = GET_COL_PROPERTY;
5899 5940 break;
5900 5941 case 2:
5901 5942 cb.cb_columns[i++] = GET_COL_VALUE;
5902 5943 break;
5903 5944 case 3:
5904 5945 cb.cb_columns[i++] = GET_COL_SOURCE;
5905 5946 break;
5906 5947 case 4:
5907 5948 if (i > 0) {
5908 5949 (void) fprintf(stderr,
5909 5950 gettext("\"all\" conflicts "
5910 5951 "with specific fields "
5911 5952 "given to -o option\n"));
5912 5953 usage(B_FALSE);
5913 5954 }
5914 5955 cb.cb_columns[0] = GET_COL_NAME;
5915 5956 cb.cb_columns[1] = GET_COL_PROPERTY;
5916 5957 cb.cb_columns[2] = GET_COL_VALUE;
5917 5958 cb.cb_columns[3] = GET_COL_SOURCE;
5918 5959 i = ZFS_GET_NCOLS;
5919 5960 break;
5920 5961 default:
5921 5962 (void) fprintf(stderr,
5922 5963 gettext("invalid column name "
5923 5964 "'%s'\n"), value);
5924 5965 usage(B_FALSE);
5925 5966 }
5926 5967 }
5927 5968 break;
5928 5969 case '?':
5929 5970 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5930 5971 optopt);
5931 5972 usage(B_FALSE);
5932 5973 }
5933 5974 }
5934 5975
5935 5976 argc -= optind;
5936 5977 argv += optind;
5937 5978
5938 5979 if (argc < 1) {
5939 5980 (void) fprintf(stderr, gettext("missing property "
5940 5981 "argument\n"));
5941 5982 usage(B_FALSE);
5942 5983 }
5943 5984
5944 5985 if (zprop_get_list(g_zfs, argv[0], &cb.cb_proplist,
5945 5986 ZFS_TYPE_POOL) != 0)
5946 5987 usage(B_FALSE);
5947 5988
5948 5989 argc--;
5949 5990 argv++;
5950 5991
5951 5992 if (cb.cb_proplist != NULL) {
5952 5993 fake_name.pl_prop = ZPOOL_PROP_NAME;
5953 5994 fake_name.pl_width = strlen(gettext("NAME"));
5954 5995 fake_name.pl_next = cb.cb_proplist;
5955 5996 cb.cb_proplist = &fake_name;
5956 5997 }
5957 5998
5958 5999 ret = for_each_pool(argc, argv, B_TRUE, &cb.cb_proplist,
5959 6000 get_callback, &cb);
5960 6001
5961 6002 if (cb.cb_proplist == &fake_name)
5962 6003 zprop_free_list(fake_name.pl_next);
5963 6004 else
5964 6005 zprop_free_list(cb.cb_proplist);
5965 6006
5966 6007 return (ret);
5967 6008 }
5968 6009
5969 6010 typedef struct set_cbdata {
5970 6011 char *cb_propname;
5971 6012 char *cb_value;
5972 6013 boolean_t cb_any_successful;
5973 6014 } set_cbdata_t;
5974 6015
5975 6016 int
5976 6017 set_callback(zpool_handle_t *zhp, void *data)
5977 6018 {
5978 6019 int error;
5979 6020 set_cbdata_t *cb = (set_cbdata_t *)data;
5980 6021
5981 6022 error = zpool_set_prop(zhp, cb->cb_propname, cb->cb_value);
5982 6023
5983 6024 if (!error)
5984 6025 cb->cb_any_successful = B_TRUE;
5985 6026
5986 6027 return (error);
5987 6028 }
5988 6029
5989 6030 int
5990 6031 zpool_do_set(int argc, char **argv)
5991 6032 {
5992 6033 set_cbdata_t cb = { 0 };
5993 6034 int error;
5994 6035
5995 6036 if (argc > 1 && argv[1][0] == '-') {
5996 6037 (void) fprintf(stderr, gettext("invalid option '%c'\n"),
5997 6038 argv[1][1]);
5998 6039 usage(B_FALSE);
5999 6040 }
6000 6041
6001 6042 if (argc < 2) {
6002 6043 (void) fprintf(stderr, gettext("missing property=value "
6003 6044 "argument\n"));
6004 6045 usage(B_FALSE);
6005 6046 }
6006 6047
6007 6048 if (argc < 3) {
6008 6049 (void) fprintf(stderr, gettext("missing pool name\n"));
6009 6050 usage(B_FALSE);
6010 6051 }
6011 6052
6012 6053 if (argc > 3) {
6013 6054 (void) fprintf(stderr, gettext("too many pool names\n"));
6014 6055 usage(B_FALSE);
6015 6056 }
6016 6057
6017 6058 cb.cb_propname = argv[1];
6018 6059 cb.cb_value = strchr(cb.cb_propname, '=');
6019 6060 if (cb.cb_value == NULL) {
6020 6061 (void) fprintf(stderr, gettext("missing value in "
6021 6062 "property=value argument\n"));
6022 6063 usage(B_FALSE);
6023 6064 }
6024 6065
6025 6066 *(cb.cb_value) = '\0';
6026 6067 cb.cb_value++;
6027 6068
6028 6069 error = for_each_pool(argc - 2, argv + 2, B_TRUE, NULL,
6029 6070 set_callback, &cb);
6030 6071
6031 6072 return (error);
6032 6073 }
6033 6074
6034 6075 static int
6035 6076 find_command_idx(char *command, int *idx)
6036 6077 {
6037 6078 int i;
6038 6079
6039 6080 for (i = 0; i < NCOMMAND; i++) {
6040 6081 if (command_table[i].name == NULL)
6041 6082 continue;
6042 6083
6043 6084 if (strcmp(command, command_table[i].name) == 0) {
6044 6085 *idx = i;
6045 6086 return (0);
6046 6087 }
6047 6088 }
6048 6089 return (1);
6049 6090 }
6050 6091
6051 6092 int
6052 6093 main(int argc, char **argv)
6053 6094 {
6054 6095 int ret = 0;
6055 6096 int i;
6056 6097 char *cmdname;
6057 6098
6058 6099 (void) setlocale(LC_ALL, "");
6059 6100 (void) textdomain(TEXT_DOMAIN);
6060 6101
6061 6102 if ((g_zfs = libzfs_init()) == NULL) {
6062 6103 (void) fprintf(stderr, gettext("internal error: failed to "
6063 6104 "initialize ZFS library\n"));
6064 6105 return (1);
6065 6106 }
6066 6107
6067 6108 libzfs_print_on_error(g_zfs, B_TRUE);
6068 6109
6069 6110 opterr = 0;
6070 6111
6071 6112 /*
6072 6113 * Make sure the user has specified some command.
6073 6114 */
6074 6115 if (argc < 2) {
6075 6116 (void) fprintf(stderr, gettext("missing command\n"));
6076 6117 usage(B_FALSE);
6077 6118 }
6078 6119
6079 6120 cmdname = argv[1];
6080 6121
6081 6122 /*
6082 6123 * Special case '-?'
6083 6124 */
6084 6125 if (strcmp(cmdname, "-?") == 0)
6085 6126 usage(B_TRUE);
6086 6127
6087 6128 zfs_save_arguments(argc, argv, history_str, sizeof (history_str));
6088 6129
6089 6130 /*
6090 6131 * Run the appropriate command.
6091 6132 */
6092 6133 if (find_command_idx(cmdname, &i) == 0) {
6093 6134 current_command = &command_table[i];
6094 6135 ret = command_table[i].func(argc - 1, argv + 1);
6095 6136 } else if (strchr(cmdname, '=')) {
6096 6137 verify(find_command_idx("set", &i) == 0);
6097 6138 current_command = &command_table[i];
6098 6139 ret = command_table[i].func(argc, argv);
6099 6140 } else if (strcmp(cmdname, "freeze") == 0 && argc == 3) {
6100 6141 /*
6101 6142 * 'freeze' is a vile debugging abomination, so we treat
6102 6143 * it as such.
6103 6144 */
6104 6145 char buf[16384];
6105 6146 int fd = open(ZFS_DEV, O_RDWR);
6106 6147 (void) strcpy((void *)buf, argv[2]);
6107 6148 return (!!ioctl(fd, ZFS_IOC_POOL_FREEZE, buf));
6108 6149 } else {
6109 6150 (void) fprintf(stderr, gettext("unrecognized "
6110 6151 "command '%s'\n"), cmdname);
6111 6152 usage(B_FALSE);
6112 6153 }
6113 6154
6114 6155 if (ret == 0 && log_history)
6115 6156 (void) zpool_log_history(g_zfs, history_str);
6116 6157
6117 6158 libzfs_fini(g_zfs);
6118 6159
6119 6160 /*
6120 6161 * The 'ZFS_ABORT' environment variable causes us to dump core on exit
6121 6162 * for the purposes of running ::findleaks.
6122 6163 */
6123 6164 if (getenv("ZFS_ABORT") != NULL) {
6124 6165 (void) printf("dumping core by request\n");
6125 6166 abort();
6126 6167 }
6127 6168
6128 6169 return (ret);
6129 6170 }
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