xref: /illumos-gate/usr/src/cmd/zdb/zdb.c (revision 6de8f417)
1fa9e4066Sahrens /*
2fa9e4066Sahrens  * CDDL HEADER START
3fa9e4066Sahrens  *
4fa9e4066Sahrens  * The contents of this file are subject to the terms of the
5ea8dc4b6Seschrock  * Common Development and Distribution License (the "License").
6ea8dc4b6Seschrock  * You may not use this file except in compliance with the License.
7fa9e4066Sahrens  *
8fa9e4066Sahrens  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9fa9e4066Sahrens  * or http://www.opensolaris.org/os/licensing.
10fa9e4066Sahrens  * See the License for the specific language governing permissions
11fa9e4066Sahrens  * and limitations under the License.
12fa9e4066Sahrens  *
13fa9e4066Sahrens  * When distributing Covered Code, include this CDDL HEADER in each
14fa9e4066Sahrens  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15fa9e4066Sahrens  * If applicable, add the following below this CDDL HEADER, with the
16fa9e4066Sahrens  * fields enclosed by brackets "[]" replaced with your own identifying
17fa9e4066Sahrens  * information: Portions Copyright [yyyy] [name of copyright owner]
18fa9e4066Sahrens  *
19fa9e4066Sahrens  * CDDL HEADER END
20fa9e4066Sahrens  */
21fa9e4066Sahrens /*
22ccba0801SRich Morris  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23fa9e4066Sahrens  * Use is subject to license terms.
24fa9e4066Sahrens  */
25fa9e4066Sahrens 
26fa9e4066Sahrens #include <stdio.h>
27004388ebScasper #include <stdio_ext.h>
28fa9e4066Sahrens #include <stdlib.h>
2944cd46caSbillm #include <ctype.h>
30fa9e4066Sahrens #include <sys/zfs_context.h>
31fa9e4066Sahrens #include <sys/spa.h>
32fa9e4066Sahrens #include <sys/spa_impl.h>
33fa9e4066Sahrens #include <sys/dmu.h>
34fa9e4066Sahrens #include <sys/zap.h>
35fa9e4066Sahrens #include <sys/fs/zfs.h>
36fa9e4066Sahrens #include <sys/zfs_znode.h>
37fa9e4066Sahrens #include <sys/vdev.h>
38fa9e4066Sahrens #include <sys/vdev_impl.h>
39fa9e4066Sahrens #include <sys/metaslab_impl.h>
40fa9e4066Sahrens #include <sys/dmu_objset.h>
41fa9e4066Sahrens #include <sys/dsl_dir.h>
42fa9e4066Sahrens #include <sys/dsl_dataset.h>
43fa9e4066Sahrens #include <sys/dsl_pool.h>
44fa9e4066Sahrens #include <sys/dbuf.h>
45fa9e4066Sahrens #include <sys/zil.h>
46fa9e4066Sahrens #include <sys/zil_impl.h>
47fa9e4066Sahrens #include <sys/stat.h>
48fa9e4066Sahrens #include <sys/resource.h>
49fa9e4066Sahrens #include <sys/dmu_traverse.h>
50fa9e4066Sahrens #include <sys/zio_checksum.h>
51fa9e4066Sahrens #include <sys/zio_compress.h>
52e0d35c44Smarks #include <sys/zfs_fuid.h>
5388b7b0f2SMatthew Ahrens #include <sys/arc.h>
54de6628f0Sck #undef ZFS_MAXNAMELEN
55de6628f0Sck #undef verify
56de6628f0Sck #include <libzfs.h>
57fa9e4066Sahrens 
58*6de8f417SVictor Latushkin #define	ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \
59*6de8f417SVictor Latushkin     zio_compress_table[(idx)].ci_name : "UNKNOWN")
60*6de8f417SVictor Latushkin #define	ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \
61*6de8f417SVictor Latushkin     zio_checksum_table[(idx)].ci_name : "UNKNOWN")
62*6de8f417SVictor Latushkin #define	ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \
63*6de8f417SVictor Latushkin     dmu_ot[(idx)].ot_name : "UNKNOWN")
64*6de8f417SVictor Latushkin #define	ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : DMU_OT_NUMTYPES)
65*6de8f417SVictor Latushkin 
66fa9e4066Sahrens const char cmdname[] = "zdb";
67fa9e4066Sahrens uint8_t dump_opt[256];
68fa9e4066Sahrens 
69fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size);
70fa9e4066Sahrens 
71fa9e4066Sahrens extern void dump_intent_log(zilog_t *);
72fa9e4066Sahrens uint64_t *zopt_object = NULL;
73fa9e4066Sahrens int zopt_objects = 0;
74de6628f0Sck libzfs_handle_t *g_zfs;
75d41e7643Sek boolean_t zdb_sig_user_data = B_TRUE;
76d41e7643Sek int zdb_sig_cksumalg = ZIO_CHECKSUM_SHA256;
77fa9e4066Sahrens 
78fa9e4066Sahrens /*
79fa9e4066Sahrens  * These libumem hooks provide a reasonable set of defaults for the allocator's
80fa9e4066Sahrens  * debugging facilities.
81fa9e4066Sahrens  */
82fa9e4066Sahrens const char *
83fa9e4066Sahrens _umem_debug_init()
84fa9e4066Sahrens {
85fa9e4066Sahrens 	return ("default,verbose"); /* $UMEM_DEBUG setting */
86fa9e4066Sahrens }
87fa9e4066Sahrens 
88fa9e4066Sahrens const char *
89fa9e4066Sahrens _umem_logging_init(void)
90fa9e4066Sahrens {
91fa9e4066Sahrens 	return ("fail,contents"); /* $UMEM_LOGGING setting */
92fa9e4066Sahrens }
93fa9e4066Sahrens 
94fa9e4066Sahrens static void
95fa9e4066Sahrens usage(void)
96fa9e4066Sahrens {
97fa9e4066Sahrens 	(void) fprintf(stderr,
983ad6c7f9SVictor Latushkin 	    "Usage: %s [-CumdibcsvhL] [-S user:cksumalg] "
993ad6c7f9SVictor Latushkin 	    "poolname [object...]\n"
1003ad6c7f9SVictor Latushkin 	    "       %s [-div] dataset [object...]\n"
101fa9e4066Sahrens 	    "       %s -C [pool]\n"
10244cd46caSbillm 	    "       %s -l dev\n"
1033ad6c7f9SVictor Latushkin 	    "       %s -R pool:vdev:offset:size:flags\n\n",
1043ad6c7f9SVictor Latushkin 	    cmdname, cmdname, cmdname, cmdname, cmdname);
1053ad6c7f9SVictor Latushkin 
1063ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Dataset name must include at least one "
1073ad6c7f9SVictor Latushkin 	    "separator character '/' or '@'\n");
1083ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    If dataset name is specified, only that "
1093ad6c7f9SVictor Latushkin 	    "dataset is dumped\n");
1103ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    If object numbers are specified, only "
1113ad6c7f9SVictor Latushkin 	    "those objects are dumped\n\n");
1123ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Options to control amount of output:\n");
1133ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -u uberblock\n");
1143ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -d dataset(s)\n");
1153ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -i intent logs\n");
116fa9e4066Sahrens 	(void) fprintf(stderr, "        -C cached pool configuration\n");
1178f18d1faSGeorge Wilson 	(void) fprintf(stderr, "        -h pool history\n");
1183ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -b block statistics\n");
1193ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -m metaslabs\n");
1203ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -c checksum all metadata (twice for "
1216365109dSVictor Latushkin 	    "all data) blocks\n");
1223ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -s report stats on zdb's I/O\n");
1233ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -S <user|all>:<cksum_alg|all> -- "
124d41e7643Sek 	    "dump blkptr signatures\n");
1253ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -v verbose (applies to all others)\n");
126fa9e4066Sahrens 	(void) fprintf(stderr, "        -l dump label contents\n");
12782a0a985SVictor Latushkin 	(void) fprintf(stderr, "        -L disable leak tracking (do not "
12882a0a985SVictor Latushkin 	    "load spacemaps)\n");
129d41e7643Sek 	(void) fprintf(stderr, "        -R read and display block from a "
1303ad6c7f9SVictor Latushkin 	    "device\n\n");
1313ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Below options are intended for use "
1323ad6c7f9SVictor Latushkin 	    "with other options (except -l):\n");
1333ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -U <cachefile_path> -- use alternate "
1343ad6c7f9SVictor Latushkin 	    "cachefile\n");
1353ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -e pool is exported/destroyed/"
1363ad6c7f9SVictor Latushkin 	    "has altroot/not in a cachefile\n");
1373ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -p <path> -- use one or more with "
1383ad6c7f9SVictor Latushkin 	    "-e to specify path to vdev dir\n");
1393ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -t <txg> -- highest txg to use when "
1402e551927SVictor Latushkin 	    "searching for uberblocks\n");
141fa9e4066Sahrens 	(void) fprintf(stderr, "Specify an option more than once (e.g. -bb) "
142fa9e4066Sahrens 	    "to make only that option verbose\n");
143fa9e4066Sahrens 	(void) fprintf(stderr, "Default is to dump everything non-verbosely\n");
144fa9e4066Sahrens 	exit(1);
145fa9e4066Sahrens }
146fa9e4066Sahrens 
147ccba0801SRich Morris /*
148ccba0801SRich Morris  * Called for usage errors that are discovered after a call to spa_open(),
149ccba0801SRich Morris  * dmu_bonus_hold(), or pool_match().  abort() is called for other errors.
150ccba0801SRich Morris  */
151ccba0801SRich Morris 
152fa9e4066Sahrens static void
153fa9e4066Sahrens fatal(const char *fmt, ...)
154fa9e4066Sahrens {
155fa9e4066Sahrens 	va_list ap;
156fa9e4066Sahrens 
157fa9e4066Sahrens 	va_start(ap, fmt);
158fa9e4066Sahrens 	(void) fprintf(stderr, "%s: ", cmdname);
159fa9e4066Sahrens 	(void) vfprintf(stderr, fmt, ap);
160fa9e4066Sahrens 	va_end(ap);
161fa9e4066Sahrens 	(void) fprintf(stderr, "\n");
162fa9e4066Sahrens 
163ccba0801SRich Morris 	exit(1);
164fa9e4066Sahrens }
165fa9e4066Sahrens 
166fa9e4066Sahrens /* ARGSUSED */
167fa9e4066Sahrens static void
168fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size)
169fa9e4066Sahrens {
170fa9e4066Sahrens 	nvlist_t *nv;
171fa9e4066Sahrens 	size_t nvsize = *(uint64_t *)data;
172fa9e4066Sahrens 	char *packed = umem_alloc(nvsize, UMEM_NOFAIL);
173fa9e4066Sahrens 
1747bfdf011SNeil Perrin 	VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH));
175fa9e4066Sahrens 
176fa9e4066Sahrens 	VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0);
177fa9e4066Sahrens 
178fa9e4066Sahrens 	umem_free(packed, nvsize);
179fa9e4066Sahrens 
180fa9e4066Sahrens 	dump_nvlist(nv, 8);
181fa9e4066Sahrens 
182fa9e4066Sahrens 	nvlist_free(nv);
183fa9e4066Sahrens }
184fa9e4066Sahrens 
185fa9e4066Sahrens const char dump_zap_stars[] = "****************************************";
186fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1;
187fa9e4066Sahrens 
188fa9e4066Sahrens static void
189fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE])
190fa9e4066Sahrens {
191fa9e4066Sahrens 	int i;
192fa9e4066Sahrens 	int minidx = ZAP_HISTOGRAM_SIZE - 1;
193fa9e4066Sahrens 	int maxidx = 0;
194fa9e4066Sahrens 	uint64_t max = 0;
195fa9e4066Sahrens 
196fa9e4066Sahrens 	for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) {
197fa9e4066Sahrens 		if (histo[i] > max)
198fa9e4066Sahrens 			max = histo[i];
199fa9e4066Sahrens 		if (histo[i] > 0 && i > maxidx)
200fa9e4066Sahrens 			maxidx = i;
201fa9e4066Sahrens 		if (histo[i] > 0 && i < minidx)
202fa9e4066Sahrens 			minidx = i;
203fa9e4066Sahrens 	}
204fa9e4066Sahrens 
205fa9e4066Sahrens 	if (max < dump_zap_width)
206fa9e4066Sahrens 		max = dump_zap_width;
207fa9e4066Sahrens 
208fa9e4066Sahrens 	for (i = minidx; i <= maxidx; i++)
209fa9e4066Sahrens 		(void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i],
210fa9e4066Sahrens 		    &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]);
211fa9e4066Sahrens }
212fa9e4066Sahrens 
213fa9e4066Sahrens static void
214fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object)
215fa9e4066Sahrens {
216fa9e4066Sahrens 	int error;
217fa9e4066Sahrens 	zap_stats_t zs;
218fa9e4066Sahrens 
219fa9e4066Sahrens 	error = zap_get_stats(os, object, &zs);
220fa9e4066Sahrens 	if (error)
221fa9e4066Sahrens 		return;
222fa9e4066Sahrens 
223fa9e4066Sahrens 	if (zs.zs_ptrtbl_len == 0) {
224fa9e4066Sahrens 		ASSERT(zs.zs_num_blocks == 1);
225fa9e4066Sahrens 		(void) printf("\tmicrozap: %llu bytes, %llu entries\n",
226fa9e4066Sahrens 		    (u_longlong_t)zs.zs_blocksize,
227fa9e4066Sahrens 		    (u_longlong_t)zs.zs_num_entries);
228fa9e4066Sahrens 		return;
229fa9e4066Sahrens 	}
230fa9e4066Sahrens 
231fa9e4066Sahrens 	(void) printf("\tFat ZAP stats:\n");
2328248818dSnd 
2338248818dSnd 	(void) printf("\t\tPointer table:\n");
2348248818dSnd 	(void) printf("\t\t\t%llu elements\n",
235fa9e4066Sahrens 	    (u_longlong_t)zs.zs_ptrtbl_len);
2368248818dSnd 	(void) printf("\t\t\tzt_blk: %llu\n",
2378248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_blk);
2388248818dSnd 	(void) printf("\t\t\tzt_numblks: %llu\n",
2398248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_numblks);
2408248818dSnd 	(void) printf("\t\t\tzt_shift: %llu\n",
2418248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_shift);
2428248818dSnd 	(void) printf("\t\t\tzt_blks_copied: %llu\n",
2438248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_blks_copied);
2448248818dSnd 	(void) printf("\t\t\tzt_nextblk: %llu\n",
2458248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_nextblk);
2468248818dSnd 
247fa9e4066Sahrens 	(void) printf("\t\tZAP entries: %llu\n",
248fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_entries);
249fa9e4066Sahrens 	(void) printf("\t\tLeaf blocks: %llu\n",
250fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_leafs);
251fa9e4066Sahrens 	(void) printf("\t\tTotal blocks: %llu\n",
252fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_blocks);
2538248818dSnd 	(void) printf("\t\tzap_block_type: 0x%llx\n",
2548248818dSnd 	    (u_longlong_t)zs.zs_block_type);
2558248818dSnd 	(void) printf("\t\tzap_magic: 0x%llx\n",
2568248818dSnd 	    (u_longlong_t)zs.zs_magic);
2578248818dSnd 	(void) printf("\t\tzap_salt: 0x%llx\n",
2588248818dSnd 	    (u_longlong_t)zs.zs_salt);
259fa9e4066Sahrens 
260fa9e4066Sahrens 	(void) printf("\t\tLeafs with 2^n pointers:\n");
261fa9e4066Sahrens 	dump_zap_histogram(zs.zs_leafs_with_2n_pointers);
262fa9e4066Sahrens 
263fa9e4066Sahrens 	(void) printf("\t\tBlocks with n*5 entries:\n");
264fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_with_n5_entries);
265fa9e4066Sahrens 
266fa9e4066Sahrens 	(void) printf("\t\tBlocks n/10 full:\n");
267fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_n_tenths_full);
268fa9e4066Sahrens 
269fa9e4066Sahrens 	(void) printf("\t\tEntries with n chunks:\n");
270fa9e4066Sahrens 	dump_zap_histogram(zs.zs_entries_using_n_chunks);
271fa9e4066Sahrens 
272fa9e4066Sahrens 	(void) printf("\t\tBuckets with n entries:\n");
273fa9e4066Sahrens 	dump_zap_histogram(zs.zs_buckets_with_n_entries);
274fa9e4066Sahrens }
275fa9e4066Sahrens 
276fa9e4066Sahrens /*ARGSUSED*/
277fa9e4066Sahrens static void
278fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size)
279fa9e4066Sahrens {
280fa9e4066Sahrens }
281fa9e4066Sahrens 
282*6de8f417SVictor Latushkin /*ARGSUSED*/
283*6de8f417SVictor Latushkin static void
284*6de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size)
285*6de8f417SVictor Latushkin {
286*6de8f417SVictor Latushkin 	(void) printf("\tUNKNOWN OBJECT TYPE\n");
287*6de8f417SVictor Latushkin }
288*6de8f417SVictor Latushkin 
289fa9e4066Sahrens /*ARGSUSED*/
290fa9e4066Sahrens void
291fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size)
292fa9e4066Sahrens {
293fa9e4066Sahrens }
294fa9e4066Sahrens 
295fa9e4066Sahrens /*ARGSUSED*/
296fa9e4066Sahrens static void
297fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size)
298fa9e4066Sahrens {
299fa9e4066Sahrens }
300fa9e4066Sahrens 
301fa9e4066Sahrens /*ARGSUSED*/
302fa9e4066Sahrens static void
303fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size)
304fa9e4066Sahrens {
305fa9e4066Sahrens 	zap_cursor_t zc;
306fa9e4066Sahrens 	zap_attribute_t attr;
307fa9e4066Sahrens 	void *prop;
308fa9e4066Sahrens 	int i;
309fa9e4066Sahrens 
310fa9e4066Sahrens 	dump_zap_stats(os, object);
311fa9e4066Sahrens 	(void) printf("\n");
312fa9e4066Sahrens 
313fa9e4066Sahrens 	for (zap_cursor_init(&zc, os, object);
314fa9e4066Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
315fa9e4066Sahrens 	    zap_cursor_advance(&zc)) {
316fa9e4066Sahrens 		(void) printf("\t\t%s = ", attr.za_name);
317fa9e4066Sahrens 		if (attr.za_num_integers == 0) {
318fa9e4066Sahrens 			(void) printf("\n");
319fa9e4066Sahrens 			continue;
320fa9e4066Sahrens 		}
321fa9e4066Sahrens 		prop = umem_zalloc(attr.za_num_integers *
322fa9e4066Sahrens 		    attr.za_integer_length, UMEM_NOFAIL);
323fa9e4066Sahrens 		(void) zap_lookup(os, object, attr.za_name,
324fa9e4066Sahrens 		    attr.za_integer_length, attr.za_num_integers, prop);
325fa9e4066Sahrens 		if (attr.za_integer_length == 1) {
326fa9e4066Sahrens 			(void) printf("%s", (char *)prop);
327fa9e4066Sahrens 		} else {
328fa9e4066Sahrens 			for (i = 0; i < attr.za_num_integers; i++) {
329fa9e4066Sahrens 				switch (attr.za_integer_length) {
330fa9e4066Sahrens 				case 2:
331fa9e4066Sahrens 					(void) printf("%u ",
332fa9e4066Sahrens 					    ((uint16_t *)prop)[i]);
333fa9e4066Sahrens 					break;
334fa9e4066Sahrens 				case 4:
335fa9e4066Sahrens 					(void) printf("%u ",
336fa9e4066Sahrens 					    ((uint32_t *)prop)[i]);
337fa9e4066Sahrens 					break;
338fa9e4066Sahrens 				case 8:
339fa9e4066Sahrens 					(void) printf("%lld ",
340fa9e4066Sahrens 					    (u_longlong_t)((int64_t *)prop)[i]);
341fa9e4066Sahrens 					break;
342fa9e4066Sahrens 				}
343fa9e4066Sahrens 			}
344fa9e4066Sahrens 		}
345fa9e4066Sahrens 		(void) printf("\n");
346fa9e4066Sahrens 		umem_free(prop, attr.za_num_integers * attr.za_integer_length);
347fa9e4066Sahrens 	}
34887e5029aSahrens 	zap_cursor_fini(&zc);
349fa9e4066Sahrens }
350fa9e4066Sahrens 
351e7437265Sahrens /*ARGSUSED*/
352e7437265Sahrens static void
353e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size)
354e7437265Sahrens {
355e7437265Sahrens 	zap_cursor_t zc;
356e7437265Sahrens 	zap_attribute_t attr;
357e7437265Sahrens 	const char *typenames[] = {
358e7437265Sahrens 		/* 0 */ "not specified",
359e7437265Sahrens 		/* 1 */ "FIFO",
360e7437265Sahrens 		/* 2 */ "Character Device",
361e7437265Sahrens 		/* 3 */ "3 (invalid)",
362e7437265Sahrens 		/* 4 */ "Directory",
363e7437265Sahrens 		/* 5 */ "5 (invalid)",
364e7437265Sahrens 		/* 6 */ "Block Device",
365e7437265Sahrens 		/* 7 */ "7 (invalid)",
366e7437265Sahrens 		/* 8 */ "Regular File",
367e7437265Sahrens 		/* 9 */ "9 (invalid)",
368e7437265Sahrens 		/* 10 */ "Symbolic Link",
369e7437265Sahrens 		/* 11 */ "11 (invalid)",
370e7437265Sahrens 		/* 12 */ "Socket",
371e7437265Sahrens 		/* 13 */ "Door",
372e7437265Sahrens 		/* 14 */ "Event Port",
373e7437265Sahrens 		/* 15 */ "15 (invalid)",
374e7437265Sahrens 	};
375e7437265Sahrens 
376e7437265Sahrens 	dump_zap_stats(os, object);
377e7437265Sahrens 	(void) printf("\n");
378e7437265Sahrens 
379e7437265Sahrens 	for (zap_cursor_init(&zc, os, object);
380e7437265Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
381e7437265Sahrens 	    zap_cursor_advance(&zc)) {
382e7437265Sahrens 		(void) printf("\t\t%s = %lld (type: %s)\n",
383e7437265Sahrens 		    attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer),
384e7437265Sahrens 		    typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]);
385e7437265Sahrens 	}
386e7437265Sahrens 	zap_cursor_fini(&zc);
387e7437265Sahrens }
388e7437265Sahrens 
389fa9e4066Sahrens static void
390fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm)
391fa9e4066Sahrens {
392fa9e4066Sahrens 	uint64_t alloc, offset, entry;
393ecc2d604Sbonwick 	uint8_t mapshift = sm->sm_shift;
394fa9e4066Sahrens 	uint64_t mapstart = sm->sm_start;
3958053a263Sck 	char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID",
3968053a263Sck 			    "INVALID", "INVALID", "INVALID", "INVALID" };
397fa9e4066Sahrens 
398fa9e4066Sahrens 	if (smo->smo_object == 0)
399fa9e4066Sahrens 		return;
400fa9e4066Sahrens 
401fa9e4066Sahrens 	/*
402fa9e4066Sahrens 	 * Print out the freelist entries in both encoded and decoded form.
403fa9e4066Sahrens 	 */
404fa9e4066Sahrens 	alloc = 0;
405fa9e4066Sahrens 	for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) {
406ea8dc4b6Seschrock 		VERIFY(0 == dmu_read(os, smo->smo_object, offset,
4077bfdf011SNeil Perrin 		    sizeof (entry), &entry, DMU_READ_PREFETCH));
408fa9e4066Sahrens 		if (SM_DEBUG_DECODE(entry)) {
409fa9e4066Sahrens 			(void) printf("\t\t[%4llu] %s: txg %llu, pass %llu\n",
410fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
411fa9e4066Sahrens 			    ddata[SM_DEBUG_ACTION_DECODE(entry)],
4125ad82045Snd 			    (u_longlong_t)SM_DEBUG_TXG_DECODE(entry),
4135ad82045Snd 			    (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry));
414fa9e4066Sahrens 		} else {
415fa9e4066Sahrens 			(void) printf("\t\t[%4llu]    %c  range:"
416fa9e4066Sahrens 			    " %08llx-%08llx  size: %06llx\n",
417fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
418fa9e4066Sahrens 			    SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F',
4195ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4205ad82045Snd 			    mapshift) + mapstart),
4215ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4225ad82045Snd 			    mapshift) + mapstart + (SM_RUN_DECODE(entry) <<
4235ad82045Snd 			    mapshift)),
4245ad82045Snd 			    (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift));
425fa9e4066Sahrens 			if (SM_TYPE_DECODE(entry) == SM_ALLOC)
426fa9e4066Sahrens 				alloc += SM_RUN_DECODE(entry) << mapshift;
427fa9e4066Sahrens 			else
428fa9e4066Sahrens 				alloc -= SM_RUN_DECODE(entry) << mapshift;
429fa9e4066Sahrens 		}
430fa9e4066Sahrens 	}
431fa9e4066Sahrens 	if (alloc != smo->smo_alloc) {
432fa9e4066Sahrens 		(void) printf("space_map_object alloc (%llu) INCONSISTENT "
433fa9e4066Sahrens 		    "with space map summary (%llu)\n",
434fa9e4066Sahrens 		    (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc);
435fa9e4066Sahrens 	}
436fa9e4066Sahrens }
437fa9e4066Sahrens 
438d6e555bdSGeorge Wilson static void
439d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp)
440d6e555bdSGeorge Wilson {
441d6e555bdSGeorge Wilson 	char maxbuf[5];
442d6e555bdSGeorge Wilson 	space_map_t *sm = &msp->ms_map;
443d6e555bdSGeorge Wilson 	avl_tree_t *t = sm->sm_pp_root;
444d6e555bdSGeorge Wilson 	int free_pct = sm->sm_space * 100 / sm->sm_size;
445d6e555bdSGeorge Wilson 
446d6e555bdSGeorge Wilson 	nicenum(space_map_maxsize(sm), maxbuf);
447d6e555bdSGeorge Wilson 
448d6e555bdSGeorge Wilson 	(void) printf("\t %20s %10lu   %7s  %6s   %4s %4d%%\n",
449d6e555bdSGeorge Wilson 	    "segments", avl_numnodes(t), "maxsize", maxbuf,
450d6e555bdSGeorge Wilson 	    "freepct", free_pct);
451d6e555bdSGeorge Wilson }
452d6e555bdSGeorge Wilson 
453fa9e4066Sahrens static void
454fa9e4066Sahrens dump_metaslab(metaslab_t *msp)
455fa9e4066Sahrens {
456fa9e4066Sahrens 	char freebuf[5];
457ecc2d604Sbonwick 	space_map_obj_t *smo = &msp->ms_smo;
458fa9e4066Sahrens 	vdev_t *vd = msp->ms_group->mg_vd;
459fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
460fa9e4066Sahrens 
461fa9e4066Sahrens 	nicenum(msp->ms_map.sm_size - smo->smo_alloc, freebuf);
462fa9e4066Sahrens 
463fa9e4066Sahrens 	(void) printf(
464d6e555bdSGeorge Wilson 	    "\tvdev %5llu   offset %12llx   spacemap %6llu   free    %5s\n",
465fa9e4066Sahrens 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)msp->ms_map.sm_start,
466fa9e4066Sahrens 	    (u_longlong_t)smo->smo_object, freebuf);
467fa9e4066Sahrens 
468d6e555bdSGeorge Wilson 	if (dump_opt['m'] > 1) {
469d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
470d6e555bdSGeorge Wilson 		VERIFY(space_map_load(&msp->ms_map, zfs_metaslab_ops,
471d6e555bdSGeorge Wilson 		    SM_FREE, &msp->ms_smo, spa->spa_meta_objset) == 0);
472d6e555bdSGeorge Wilson 		dump_metaslab_stats(msp);
473d6e555bdSGeorge Wilson 		space_map_unload(&msp->ms_map);
474d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
475d6e555bdSGeorge Wilson 	}
476d6e555bdSGeorge Wilson 
477d6e555bdSGeorge Wilson 	if (dump_opt['d'] > 5 || dump_opt['m'] > 2) {
478d6e555bdSGeorge Wilson 		ASSERT(msp->ms_map.sm_size == (1ULL << vd->vdev_ms_shift));
479d6e555bdSGeorge Wilson 
480d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
481d6e555bdSGeorge Wilson 		dump_spacemap(spa->spa_meta_objset, smo, &msp->ms_map);
482d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
483d6e555bdSGeorge Wilson 	}
484fa9e4066Sahrens 
485fa9e4066Sahrens }
486fa9e4066Sahrens 
487fa9e4066Sahrens static void
488fa9e4066Sahrens dump_metaslabs(spa_t *spa)
489fa9e4066Sahrens {
490fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
491fa9e4066Sahrens 	vdev_t *vd;
492fa9e4066Sahrens 	int c, m;
493fa9e4066Sahrens 
494fa9e4066Sahrens 	(void) printf("\nMetaslabs:\n");
495fa9e4066Sahrens 
496fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
497fa9e4066Sahrens 		vd = rvd->vdev_child[c];
498fa9e4066Sahrens 
499d6e555bdSGeorge Wilson 		(void) printf("\t%-10s   %-19s   %-15s   %-10s\n",
500d6e555bdSGeorge Wilson 		    "vdev", "offset", "spacemap", "free");
501d6e555bdSGeorge Wilson 		(void) printf("\t%10s   %19s   %15s   %10s\n",
502d6e555bdSGeorge Wilson 		    "----------", "-------------------",
503d6e555bdSGeorge Wilson 		    "---------------", "-------------");
504fa9e4066Sahrens 
505fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++)
506fa9e4066Sahrens 			dump_metaslab(vd->vdev_ms[m]);
507fa9e4066Sahrens 		(void) printf("\n");
508fa9e4066Sahrens 	}
509fa9e4066Sahrens }
510fa9e4066Sahrens 
5118ad4d6ddSJeff Bonwick static void
5128ad4d6ddSJeff Bonwick dump_dtl_seg(space_map_t *sm, uint64_t start, uint64_t size)
5138ad4d6ddSJeff Bonwick {
5148ad4d6ddSJeff Bonwick 	char *prefix = (void *)sm;
5158ad4d6ddSJeff Bonwick 
5168ad4d6ddSJeff Bonwick 	(void) printf("%s [%llu,%llu) length %llu\n",
5178ad4d6ddSJeff Bonwick 	    prefix,
5188ad4d6ddSJeff Bonwick 	    (u_longlong_t)start,
5198ad4d6ddSJeff Bonwick 	    (u_longlong_t)(start + size),
5208ad4d6ddSJeff Bonwick 	    (u_longlong_t)(size));
5218ad4d6ddSJeff Bonwick }
5228ad4d6ddSJeff Bonwick 
523fa9e4066Sahrens static void
524fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent)
525fa9e4066Sahrens {
5268ad4d6ddSJeff Bonwick 	spa_t *spa = vd->vdev_spa;
5278ad4d6ddSJeff Bonwick 	boolean_t required;
5288ad4d6ddSJeff Bonwick 	char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" };
5298ad4d6ddSJeff Bonwick 	char prefix[256];
5308ad4d6ddSJeff Bonwick 
5318f18d1faSGeorge Wilson 	spa_vdev_state_enter(spa, SCL_NONE);
5328ad4d6ddSJeff Bonwick 	required = vdev_dtl_required(vd);
5338ad4d6ddSJeff Bonwick 	(void) spa_vdev_state_exit(spa, NULL, 0);
534fa9e4066Sahrens 
535fa9e4066Sahrens 	if (indent == 0)
536fa9e4066Sahrens 		(void) printf("\nDirty time logs:\n\n");
537fa9e4066Sahrens 
5388ad4d6ddSJeff Bonwick 	(void) printf("\t%*s%s [%s]\n", indent, "",
539e14bb325SJeff Bonwick 	    vd->vdev_path ? vd->vdev_path :
5408ad4d6ddSJeff Bonwick 	    vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa),
5418ad4d6ddSJeff Bonwick 	    required ? "DTL-required" : "DTL-expendable");
542fa9e4066Sahrens 
5438ad4d6ddSJeff Bonwick 	for (int t = 0; t < DTL_TYPES; t++) {
5448ad4d6ddSJeff Bonwick 		space_map_t *sm = &vd->vdev_dtl[t];
5458ad4d6ddSJeff Bonwick 		if (sm->sm_space == 0)
5468ad4d6ddSJeff Bonwick 			continue;
5478ad4d6ddSJeff Bonwick 		(void) snprintf(prefix, sizeof (prefix), "\t%*s%s",
5488ad4d6ddSJeff Bonwick 		    indent + 2, "", name[t]);
5498ad4d6ddSJeff Bonwick 		mutex_enter(sm->sm_lock);
5508ad4d6ddSJeff Bonwick 		space_map_walk(sm, dump_dtl_seg, (void *)prefix);
5518ad4d6ddSJeff Bonwick 		mutex_exit(sm->sm_lock);
5528ad4d6ddSJeff Bonwick 		if (dump_opt['d'] > 5 && vd->vdev_children == 0)
5538ad4d6ddSJeff Bonwick 			dump_spacemap(spa->spa_meta_objset,
5548ad4d6ddSJeff Bonwick 			    &vd->vdev_dtl_smo, sm);
555fa9e4066Sahrens 	}
556fa9e4066Sahrens 
5578ad4d6ddSJeff Bonwick 	for (int c = 0; c < vd->vdev_children; c++)
558fa9e4066Sahrens 		dump_dtl(vd->vdev_child[c], indent + 4);
559fa9e4066Sahrens }
560fa9e4066Sahrens 
5618f18d1faSGeorge Wilson static void
5628f18d1faSGeorge Wilson dump_history(spa_t *spa)
5638f18d1faSGeorge Wilson {
5648f18d1faSGeorge Wilson 	nvlist_t **events = NULL;
5658f18d1faSGeorge Wilson 	char buf[SPA_MAXBLOCKSIZE];
566e4161df6SVictor Latushkin 	uint64_t resid, len, off = 0;
5678f18d1faSGeorge Wilson 	uint_t num = 0;
5688f18d1faSGeorge Wilson 	int error;
5698f18d1faSGeorge Wilson 	time_t tsec;
5708f18d1faSGeorge Wilson 	struct tm t;
5718f18d1faSGeorge Wilson 	char tbuf[30];
5728f18d1faSGeorge Wilson 	char internalstr[MAXPATHLEN];
5738f18d1faSGeorge Wilson 
5748f18d1faSGeorge Wilson 	do {
575e4161df6SVictor Latushkin 		len = sizeof (buf);
576e4161df6SVictor Latushkin 
5778f18d1faSGeorge Wilson 		if ((error = spa_history_get(spa, &off, &len, buf)) != 0) {
5788f18d1faSGeorge Wilson 			(void) fprintf(stderr, "Unable to read history: "
5798f18d1faSGeorge Wilson 			    "error %d\n", error);
5808f18d1faSGeorge Wilson 			return;
5818f18d1faSGeorge Wilson 		}
5828f18d1faSGeorge Wilson 
5838f18d1faSGeorge Wilson 		if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0)
5848f18d1faSGeorge Wilson 			break;
5858f18d1faSGeorge Wilson 
5868f18d1faSGeorge Wilson 		off -= resid;
5878f18d1faSGeorge Wilson 	} while (len != 0);
5888f18d1faSGeorge Wilson 
5898f18d1faSGeorge Wilson 	(void) printf("\nHistory:\n");
5908f18d1faSGeorge Wilson 	for (int i = 0; i < num; i++) {
5918f18d1faSGeorge Wilson 		uint64_t time, txg, ievent;
5928f18d1faSGeorge Wilson 		char *cmd, *intstr;
5938f18d1faSGeorge Wilson 
5948f18d1faSGeorge Wilson 		if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME,
5958f18d1faSGeorge Wilson 		    &time) != 0)
5968f18d1faSGeorge Wilson 			continue;
5978f18d1faSGeorge Wilson 		if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD,
5988f18d1faSGeorge Wilson 		    &cmd) != 0) {
5998f18d1faSGeorge Wilson 			if (nvlist_lookup_uint64(events[i],
6008f18d1faSGeorge Wilson 			    ZPOOL_HIST_INT_EVENT, &ievent) != 0)
6018f18d1faSGeorge Wilson 				continue;
6028f18d1faSGeorge Wilson 			verify(nvlist_lookup_uint64(events[i],
6038f18d1faSGeorge Wilson 			    ZPOOL_HIST_TXG, &txg) == 0);
6048f18d1faSGeorge Wilson 			verify(nvlist_lookup_string(events[i],
6058f18d1faSGeorge Wilson 			    ZPOOL_HIST_INT_STR, &intstr) == 0);
6068f18d1faSGeorge Wilson 			if (ievent >= LOG_END)
6078f18d1faSGeorge Wilson 				continue;
6088f18d1faSGeorge Wilson 
6098f18d1faSGeorge Wilson 			(void) snprintf(internalstr,
6108f18d1faSGeorge Wilson 			    sizeof (internalstr),
6118f18d1faSGeorge Wilson 			    "[internal %s txg:%lld] %s",
6128f18d1faSGeorge Wilson 			    hist_event_table[ievent], txg,
6138f18d1faSGeorge Wilson 			    intstr);
6148f18d1faSGeorge Wilson 			cmd = internalstr;
6158f18d1faSGeorge Wilson 		}
6168f18d1faSGeorge Wilson 		tsec = time;
6178f18d1faSGeorge Wilson 		(void) localtime_r(&tsec, &t);
6188f18d1faSGeorge Wilson 		(void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
6198f18d1faSGeorge Wilson 		(void) printf("%s %s\n", tbuf, cmd);
6208f18d1faSGeorge Wilson 	}
6218f18d1faSGeorge Wilson }
6228f18d1faSGeorge Wilson 
623fa9e4066Sahrens /*ARGSUSED*/
624fa9e4066Sahrens static void
625fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size)
626fa9e4066Sahrens {
627fa9e4066Sahrens }
628fa9e4066Sahrens 
629fa9e4066Sahrens static uint64_t
63088b7b0f2SMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, int level, uint64_t blkid)
631fa9e4066Sahrens {
632fa9e4066Sahrens 	if (level < 0)
633fa9e4066Sahrens 		return (blkid);
634fa9e4066Sahrens 
635fa9e4066Sahrens 	return ((blkid << (level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) *
636fa9e4066Sahrens 	    dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
637fa9e4066Sahrens }
638fa9e4066Sahrens 
63944cd46caSbillm static void
64044cd46caSbillm sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp, int alldvas)
64144cd46caSbillm {
64244cd46caSbillm 	dva_t *dva = bp->blk_dva;
64344cd46caSbillm 	int ndvas = alldvas ? BP_GET_NDVAS(bp) : 1;
64444cd46caSbillm 	int i;
64544cd46caSbillm 
64644cd46caSbillm 	blkbuf[0] = '\0';
64744cd46caSbillm 
64844cd46caSbillm 	for (i = 0; i < ndvas; i++)
64944cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ",
65044cd46caSbillm 		    (u_longlong_t)DVA_GET_VDEV(&dva[i]),
65144cd46caSbillm 		    (u_longlong_t)DVA_GET_OFFSET(&dva[i]),
65244cd46caSbillm 		    (u_longlong_t)DVA_GET_ASIZE(&dva[i]));
65344cd46caSbillm 
65444cd46caSbillm 	(void) sprintf(blkbuf + strlen(blkbuf), "%llxL/%llxP F=%llu B=%llu",
65544cd46caSbillm 	    (u_longlong_t)BP_GET_LSIZE(bp),
65644cd46caSbillm 	    (u_longlong_t)BP_GET_PSIZE(bp),
65744cd46caSbillm 	    (u_longlong_t)bp->blk_fill,
65844cd46caSbillm 	    (u_longlong_t)bp->blk_birth);
65944cd46caSbillm }
66044cd46caSbillm 
66188b7b0f2SMatthew Ahrens static void
66288b7b0f2SMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_t *zb,
66388b7b0f2SMatthew Ahrens     const dnode_phys_t *dnp)
664fa9e4066Sahrens {
66588b7b0f2SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN];
666fa9e4066Sahrens 	int l;
667fa9e4066Sahrens 
66888b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type);
66988b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level);
670fa9e4066Sahrens 
67188b7b0f2SMatthew Ahrens 	(void) printf("%16llx ",
672fa9e4066Sahrens 	    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid));
673fa9e4066Sahrens 
674fa9e4066Sahrens 	ASSERT(zb->zb_level >= 0);
675fa9e4066Sahrens 
676fa9e4066Sahrens 	for (l = dnp->dn_nlevels - 1; l >= -1; l--) {
677fa9e4066Sahrens 		if (l == zb->zb_level) {
67888b7b0f2SMatthew Ahrens 			(void) printf("L%llx", (u_longlong_t)zb->zb_level);
679fa9e4066Sahrens 		} else {
68088b7b0f2SMatthew Ahrens 			(void) printf(" ");
681fa9e4066Sahrens 		}
682fa9e4066Sahrens 	}
683fa9e4066Sahrens 
68488b7b0f2SMatthew Ahrens 	sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
68588b7b0f2SMatthew Ahrens 	(void) printf("%s\n", blkbuf);
68688b7b0f2SMatthew Ahrens }
68788b7b0f2SMatthew Ahrens 
68888b7b0f2SMatthew Ahrens #define	SET_BOOKMARK(zb, objset, object, level, blkid)  \
68988b7b0f2SMatthew Ahrens {                                                       \
69088b7b0f2SMatthew Ahrens 	(zb)->zb_objset = objset;                       \
69188b7b0f2SMatthew Ahrens 	(zb)->zb_object = object;                       \
69288b7b0f2SMatthew Ahrens 	(zb)->zb_level = level;                         \
69388b7b0f2SMatthew Ahrens 	(zb)->zb_blkid = blkid;                         \
69488b7b0f2SMatthew Ahrens }
69588b7b0f2SMatthew Ahrens 
69688b7b0f2SMatthew Ahrens static int
69788b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp,
69888b7b0f2SMatthew Ahrens     blkptr_t *bp, const zbookmark_t *zb)
69988b7b0f2SMatthew Ahrens {
700e4161df6SVictor Latushkin 	int err = 0;
70188b7b0f2SMatthew Ahrens 
70288b7b0f2SMatthew Ahrens 	if (bp->blk_birth == 0)
70388b7b0f2SMatthew Ahrens 		return (0);
70488b7b0f2SMatthew Ahrens 
70588b7b0f2SMatthew Ahrens 	print_indirect(bp, zb, dnp);
70688b7b0f2SMatthew Ahrens 
70788b7b0f2SMatthew Ahrens 	if (BP_GET_LEVEL(bp) > 0) {
70888b7b0f2SMatthew Ahrens 		uint32_t flags = ARC_WAIT;
70988b7b0f2SMatthew Ahrens 		int i;
71088b7b0f2SMatthew Ahrens 		blkptr_t *cbp;
71188b7b0f2SMatthew Ahrens 		int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT;
71288b7b0f2SMatthew Ahrens 		arc_buf_t *buf;
71388b7b0f2SMatthew Ahrens 		uint64_t fill = 0;
71488b7b0f2SMatthew Ahrens 
71588b7b0f2SMatthew Ahrens 		err = arc_read_nolock(NULL, spa, bp, arc_getbuf_func, &buf,
71688b7b0f2SMatthew Ahrens 		    ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb);
71788b7b0f2SMatthew Ahrens 		if (err)
71888b7b0f2SMatthew Ahrens 			return (err);
71988b7b0f2SMatthew Ahrens 
72088b7b0f2SMatthew Ahrens 		/* recursively visit blocks below this */
72188b7b0f2SMatthew Ahrens 		cbp = buf->b_data;
72288b7b0f2SMatthew Ahrens 		for (i = 0; i < epb; i++, cbp++) {
72388b7b0f2SMatthew Ahrens 			zbookmark_t czb;
72488b7b0f2SMatthew Ahrens 
72588b7b0f2SMatthew Ahrens 			SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object,
72688b7b0f2SMatthew Ahrens 			    zb->zb_level - 1,
72788b7b0f2SMatthew Ahrens 			    zb->zb_blkid * epb + i);
72888b7b0f2SMatthew Ahrens 			err = visit_indirect(spa, dnp, cbp, &czb);
72988b7b0f2SMatthew Ahrens 			if (err)
73088b7b0f2SMatthew Ahrens 				break;
73188b7b0f2SMatthew Ahrens 			fill += cbp->blk_fill;
73288b7b0f2SMatthew Ahrens 		}
7338ad4d6ddSJeff Bonwick 		if (!err)
7348ad4d6ddSJeff Bonwick 			ASSERT3U(fill, ==, bp->blk_fill);
73588b7b0f2SMatthew Ahrens 		(void) arc_buf_remove_ref(buf, &buf);
736fa9e4066Sahrens 	}
737fa9e4066Sahrens 
73888b7b0f2SMatthew Ahrens 	return (err);
739fa9e4066Sahrens }
740fa9e4066Sahrens 
741fa9e4066Sahrens /*ARGSUSED*/
742fa9e4066Sahrens static void
74388b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn)
744fa9e4066Sahrens {
74588b7b0f2SMatthew Ahrens 	dnode_phys_t *dnp = dn->dn_phys;
74688b7b0f2SMatthew Ahrens 	int j;
74788b7b0f2SMatthew Ahrens 	zbookmark_t czb;
748fa9e4066Sahrens 
749fa9e4066Sahrens 	(void) printf("Indirect blocks:\n");
750fa9e4066Sahrens 
751503ad85cSMatthew Ahrens 	SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset),
75288b7b0f2SMatthew Ahrens 	    dn->dn_object, dnp->dn_nlevels - 1, 0);
75388b7b0f2SMatthew Ahrens 	for (j = 0; j < dnp->dn_nblkptr; j++) {
75488b7b0f2SMatthew Ahrens 		czb.zb_blkid = j;
755503ad85cSMatthew Ahrens 		(void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp,
75688b7b0f2SMatthew Ahrens 		    &dnp->dn_blkptr[j], &czb);
75788b7b0f2SMatthew Ahrens 	}
758fa9e4066Sahrens 
759fa9e4066Sahrens 	(void) printf("\n");
760fa9e4066Sahrens }
761fa9e4066Sahrens 
762fa9e4066Sahrens /*ARGSUSED*/
763fa9e4066Sahrens static void
764fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size)
765fa9e4066Sahrens {
766fa9e4066Sahrens 	dsl_dir_phys_t *dd = data;
767fa9e4066Sahrens 	time_t crtime;
76874e7dc98SMatthew Ahrens 	char nice[6];
769fa9e4066Sahrens 
770fa9e4066Sahrens 	if (dd == NULL)
771fa9e4066Sahrens 		return;
772fa9e4066Sahrens 
773da6c28aaSamw 	ASSERT3U(size, >=, sizeof (dsl_dir_phys_t));
774fa9e4066Sahrens 
775fa9e4066Sahrens 	crtime = dd->dd_creation_time;
776fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
777fa9e4066Sahrens 	(void) printf("\t\thead_dataset_obj = %llu\n",
778fa9e4066Sahrens 	    (u_longlong_t)dd->dd_head_dataset_obj);
779fa9e4066Sahrens 	(void) printf("\t\tparent_dir_obj = %llu\n",
780fa9e4066Sahrens 	    (u_longlong_t)dd->dd_parent_obj);
7813cb34c60Sahrens 	(void) printf("\t\torigin_obj = %llu\n",
7823cb34c60Sahrens 	    (u_longlong_t)dd->dd_origin_obj);
783fa9e4066Sahrens 	(void) printf("\t\tchild_dir_zapobj = %llu\n",
784fa9e4066Sahrens 	    (u_longlong_t)dd->dd_child_dir_zapobj);
78574e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_bytes, nice);
78674e7dc98SMatthew Ahrens 	(void) printf("\t\tused_bytes = %s\n", nice);
78774e7dc98SMatthew Ahrens 	nicenum(dd->dd_compressed_bytes, nice);
78874e7dc98SMatthew Ahrens 	(void) printf("\t\tcompressed_bytes = %s\n", nice);
78974e7dc98SMatthew Ahrens 	nicenum(dd->dd_uncompressed_bytes, nice);
79074e7dc98SMatthew Ahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", nice);
79174e7dc98SMatthew Ahrens 	nicenum(dd->dd_quota, nice);
79274e7dc98SMatthew Ahrens 	(void) printf("\t\tquota = %s\n", nice);
79374e7dc98SMatthew Ahrens 	nicenum(dd->dd_reserved, nice);
79474e7dc98SMatthew Ahrens 	(void) printf("\t\treserved = %s\n", nice);
795fa9e4066Sahrens 	(void) printf("\t\tprops_zapobj = %llu\n",
796fa9e4066Sahrens 	    (u_longlong_t)dd->dd_props_zapobj);
797ecd6cf80Smarks 	(void) printf("\t\tdeleg_zapobj = %llu\n",
798ecd6cf80Smarks 	    (u_longlong_t)dd->dd_deleg_zapobj);
79974e7dc98SMatthew Ahrens 	(void) printf("\t\tflags = %llx\n",
80074e7dc98SMatthew Ahrens 	    (u_longlong_t)dd->dd_flags);
80174e7dc98SMatthew Ahrens 
80274e7dc98SMatthew Ahrens #define	DO(which) \
80374e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \
80474e7dc98SMatthew Ahrens 	(void) printf("\t\tused_breakdown[" #which "] = %s\n", nice)
80574e7dc98SMatthew Ahrens 	DO(HEAD);
80674e7dc98SMatthew Ahrens 	DO(SNAP);
80774e7dc98SMatthew Ahrens 	DO(CHILD);
80874e7dc98SMatthew Ahrens 	DO(CHILD_RSRV);
80974e7dc98SMatthew Ahrens 	DO(REFRSRV);
81074e7dc98SMatthew Ahrens #undef DO
811fa9e4066Sahrens }
812fa9e4066Sahrens 
813fa9e4066Sahrens /*ARGSUSED*/
814fa9e4066Sahrens static void
815fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size)
816fa9e4066Sahrens {
817fa9e4066Sahrens 	dsl_dataset_phys_t *ds = data;
818fa9e4066Sahrens 	time_t crtime;
819fbabab8fSmaybee 	char used[6], compressed[6], uncompressed[6], unique[6];
820fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
821fa9e4066Sahrens 
822fa9e4066Sahrens 	if (ds == NULL)
823fa9e4066Sahrens 		return;
824fa9e4066Sahrens 
825fa9e4066Sahrens 	ASSERT(size == sizeof (*ds));
826fa9e4066Sahrens 	crtime = ds->ds_creation_time;
827fa9e4066Sahrens 	nicenum(ds->ds_used_bytes, used);
828fa9e4066Sahrens 	nicenum(ds->ds_compressed_bytes, compressed);
829fa9e4066Sahrens 	nicenum(ds->ds_uncompressed_bytes, uncompressed);
830fa9e4066Sahrens 	nicenum(ds->ds_unique_bytes, unique);
831fbabab8fSmaybee 	sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ds->ds_bp);
832fa9e4066Sahrens 
833088f3894Sahrens 	(void) printf("\t\tdir_obj = %llu\n",
834fa9e4066Sahrens 	    (u_longlong_t)ds->ds_dir_obj);
835fa9e4066Sahrens 	(void) printf("\t\tprev_snap_obj = %llu\n",
836fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_obj);
837fa9e4066Sahrens 	(void) printf("\t\tprev_snap_txg = %llu\n",
838fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_txg);
839fa9e4066Sahrens 	(void) printf("\t\tnext_snap_obj = %llu\n",
840fa9e4066Sahrens 	    (u_longlong_t)ds->ds_next_snap_obj);
841fa9e4066Sahrens 	(void) printf("\t\tsnapnames_zapobj = %llu\n",
842fa9e4066Sahrens 	    (u_longlong_t)ds->ds_snapnames_zapobj);
843fa9e4066Sahrens 	(void) printf("\t\tnum_children = %llu\n",
844fa9e4066Sahrens 	    (u_longlong_t)ds->ds_num_children);
845842727c2SChris Kirby 	(void) printf("\t\tuserrefs_obj = %llu\n",
846842727c2SChris Kirby 	    (u_longlong_t)ds->ds_userrefs_obj);
847fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
848fa9e4066Sahrens 	(void) printf("\t\tcreation_txg = %llu\n",
849fa9e4066Sahrens 	    (u_longlong_t)ds->ds_creation_txg);
850fa9e4066Sahrens 	(void) printf("\t\tdeadlist_obj = %llu\n",
851fa9e4066Sahrens 	    (u_longlong_t)ds->ds_deadlist_obj);
852fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
853fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
854fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
855fa9e4066Sahrens 	(void) printf("\t\tunique = %s\n", unique);
856fa9e4066Sahrens 	(void) printf("\t\tfsid_guid = %llu\n",
857fa9e4066Sahrens 	    (u_longlong_t)ds->ds_fsid_guid);
858fa9e4066Sahrens 	(void) printf("\t\tguid = %llu\n",
859fa9e4066Sahrens 	    (u_longlong_t)ds->ds_guid);
86099653d4eSeschrock 	(void) printf("\t\tflags = %llx\n",
86199653d4eSeschrock 	    (u_longlong_t)ds->ds_flags);
862088f3894Sahrens 	(void) printf("\t\tnext_clones_obj = %llu\n",
863088f3894Sahrens 	    (u_longlong_t)ds->ds_next_clones_obj);
864bb0ade09Sahrens 	(void) printf("\t\tprops_obj = %llu\n",
865bb0ade09Sahrens 	    (u_longlong_t)ds->ds_props_obj);
866fa9e4066Sahrens 	(void) printf("\t\tbp = %s\n", blkbuf);
867fa9e4066Sahrens }
868fa9e4066Sahrens 
869fa9e4066Sahrens static void
870fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name)
871fa9e4066Sahrens {
872fa9e4066Sahrens 	bplist_t bpl = { 0 };
873fa9e4066Sahrens 	blkptr_t blk, *bp = &blk;
874fa9e4066Sahrens 	uint64_t itor = 0;
87599653d4eSeschrock 	char bytes[6];
87699653d4eSeschrock 	char comp[6];
87799653d4eSeschrock 	char uncomp[6];
878fa9e4066Sahrens 
879fa9e4066Sahrens 	if (dump_opt['d'] < 3)
880fa9e4066Sahrens 		return;
881fa9e4066Sahrens 
882c25056deSgw 	mutex_init(&bpl.bpl_lock, NULL, MUTEX_DEFAULT, NULL);
883ea8dc4b6Seschrock 	VERIFY(0 == bplist_open(&bpl, mos, object));
884fa9e4066Sahrens 	if (bplist_empty(&bpl)) {
885fa9e4066Sahrens 		bplist_close(&bpl);
886c25056deSgw 		mutex_destroy(&bpl.bpl_lock);
887fa9e4066Sahrens 		return;
888fa9e4066Sahrens 	}
889fa9e4066Sahrens 
89099653d4eSeschrock 	nicenum(bpl.bpl_phys->bpl_bytes, bytes);
89199653d4eSeschrock 	if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) {
89299653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_comp, comp);
89399653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_uncomp, uncomp);
89499653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s (%s/%s comp)\n",
89599653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries,
89699653d4eSeschrock 		    bytes, comp, uncomp);
89799653d4eSeschrock 	} else {
89899653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s\n",
89999653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes);
90099653d4eSeschrock 	}
901fa9e4066Sahrens 
902fa9e4066Sahrens 	if (dump_opt['d'] < 5) {
903fa9e4066Sahrens 		bplist_close(&bpl);
904c25056deSgw 		mutex_destroy(&bpl.bpl_lock);
905fa9e4066Sahrens 		return;
906fa9e4066Sahrens 	}
907fa9e4066Sahrens 
908fa9e4066Sahrens 	(void) printf("\n");
909fa9e4066Sahrens 
910fa9e4066Sahrens 	while (bplist_iterate(&bpl, &itor, bp) == 0) {
91144cd46caSbillm 		char blkbuf[BP_SPRINTF_LEN];
91244cd46caSbillm 
913fa9e4066Sahrens 		ASSERT(bp->blk_birth != 0);
91444cd46caSbillm 		sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
91544cd46caSbillm 		(void) printf("\tItem %3llu: %s\n",
91644cd46caSbillm 		    (u_longlong_t)itor - 1, blkbuf);
917fa9e4066Sahrens 	}
918fa9e4066Sahrens 
919fa9e4066Sahrens 	bplist_close(&bpl);
920c25056deSgw 	mutex_destroy(&bpl.bpl_lock);
921fa9e4066Sahrens }
922fa9e4066Sahrens 
923e0d35c44Smarks static avl_tree_t idx_tree;
924e0d35c44Smarks static avl_tree_t domain_tree;
925e0d35c44Smarks static boolean_t fuid_table_loaded;
926e0d35c44Smarks 
927e0d35c44Smarks static void
928e0d35c44Smarks fuid_table_destroy()
929e0d35c44Smarks {
930e0d35c44Smarks 	if (fuid_table_loaded) {
931e0d35c44Smarks 		zfs_fuid_table_destroy(&idx_tree, &domain_tree);
932e0d35c44Smarks 		fuid_table_loaded = B_FALSE;
933e0d35c44Smarks 	}
934e0d35c44Smarks }
935e0d35c44Smarks 
936e0d35c44Smarks /*
937e0d35c44Smarks  * print uid or gid information.
938e0d35c44Smarks  * For normal POSIX id just the id is printed in decimal format.
939e0d35c44Smarks  * For CIFS files with FUID the fuid is printed in hex followed by
940e0d35c44Smarks  * the doman-rid string.
941e0d35c44Smarks  */
942e0d35c44Smarks static void
943e0d35c44Smarks print_idstr(uint64_t id, const char *id_type)
944e0d35c44Smarks {
945e0d35c44Smarks 	if (FUID_INDEX(id)) {
946e0d35c44Smarks 		char *domain;
947e0d35c44Smarks 
948e0d35c44Smarks 		domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id));
949e0d35c44Smarks 		(void) printf("\t%s     %llx [%s-%d]\n", id_type,
950e0d35c44Smarks 		    (u_longlong_t)id, domain, (int)FUID_RID(id));
951e0d35c44Smarks 	} else {
952e0d35c44Smarks 		(void) printf("\t%s     %llu\n", id_type, (u_longlong_t)id);
953e0d35c44Smarks 	}
954e0d35c44Smarks 
955e0d35c44Smarks }
956e0d35c44Smarks 
957e0d35c44Smarks static void
958e0d35c44Smarks dump_uidgid(objset_t *os, znode_phys_t *zp)
959e0d35c44Smarks {
960e0d35c44Smarks 	uint32_t uid_idx, gid_idx;
961e0d35c44Smarks 
962e0d35c44Smarks 	uid_idx = FUID_INDEX(zp->zp_uid);
963e0d35c44Smarks 	gid_idx = FUID_INDEX(zp->zp_gid);
964e0d35c44Smarks 
965e0d35c44Smarks 	/* Load domain table, if not already loaded */
966e0d35c44Smarks 	if (!fuid_table_loaded && (uid_idx || gid_idx)) {
967e0d35c44Smarks 		uint64_t fuid_obj;
968e0d35c44Smarks 
969e0d35c44Smarks 		/* first find the fuid object.  It lives in the master node */
970e0d35c44Smarks 		VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES,
971e0d35c44Smarks 		    8, 1, &fuid_obj) == 0);
97289459e17SMark Shellenbaum 		zfs_fuid_avl_tree_create(&idx_tree, &domain_tree);
973e0d35c44Smarks 		(void) zfs_fuid_table_load(os, fuid_obj,
974e0d35c44Smarks 		    &idx_tree, &domain_tree);
975e0d35c44Smarks 		fuid_table_loaded = B_TRUE;
976e0d35c44Smarks 	}
977e0d35c44Smarks 
978e0d35c44Smarks 	print_idstr(zp->zp_uid, "uid");
979e0d35c44Smarks 	print_idstr(zp->zp_gid, "gid");
980e0d35c44Smarks }
981e0d35c44Smarks 
982fa9e4066Sahrens /*ARGSUSED*/
983fa9e4066Sahrens static void
984fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size)
985fa9e4066Sahrens {
986fa9e4066Sahrens 	znode_phys_t *zp = data;
987fa9e4066Sahrens 	time_t z_crtime, z_atime, z_mtime, z_ctime;
988fa9e4066Sahrens 	char path[MAXPATHLEN * 2];	/* allow for xattr and failure prefix */
98955434c77Sek 	int error;
990fa9e4066Sahrens 
991fa9e4066Sahrens 	ASSERT(size >= sizeof (znode_phys_t));
992fa9e4066Sahrens 
99355434c77Sek 	error = zfs_obj_to_path(os, object, path, sizeof (path));
99455434c77Sek 	if (error != 0) {
99555434c77Sek 		(void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>",
99655434c77Sek 		    (u_longlong_t)object);
99755434c77Sek 	}
99855434c77Sek 
999fa9e4066Sahrens 	if (dump_opt['d'] < 3) {
100055434c77Sek 		(void) printf("\t%s\n", path);
1001fa9e4066Sahrens 		return;
1002fa9e4066Sahrens 	}
1003fa9e4066Sahrens 
1004fa9e4066Sahrens 	z_crtime = (time_t)zp->zp_crtime[0];
1005fa9e4066Sahrens 	z_atime = (time_t)zp->zp_atime[0];
1006fa9e4066Sahrens 	z_mtime = (time_t)zp->zp_mtime[0];
1007fa9e4066Sahrens 	z_ctime = (time_t)zp->zp_ctime[0];
1008fa9e4066Sahrens 
100955434c77Sek 	(void) printf("\tpath	%s\n", path);
1010e0d35c44Smarks 	dump_uidgid(os, zp);
1011fa9e4066Sahrens 	(void) printf("\tatime	%s", ctime(&z_atime));
1012fa9e4066Sahrens 	(void) printf("\tmtime	%s", ctime(&z_mtime));
1013fa9e4066Sahrens 	(void) printf("\tctime	%s", ctime(&z_ctime));
1014fa9e4066Sahrens 	(void) printf("\tcrtime	%s", ctime(&z_crtime));
1015fa9e4066Sahrens 	(void) printf("\tgen	%llu\n", (u_longlong_t)zp->zp_gen);
1016fa9e4066Sahrens 	(void) printf("\tmode	%llo\n", (u_longlong_t)zp->zp_mode);
1017fa9e4066Sahrens 	(void) printf("\tsize	%llu\n", (u_longlong_t)zp->zp_size);
1018fa9e4066Sahrens 	(void) printf("\tparent	%llu\n", (u_longlong_t)zp->zp_parent);
1019fa9e4066Sahrens 	(void) printf("\tlinks	%llu\n", (u_longlong_t)zp->zp_links);
1020fa9e4066Sahrens 	(void) printf("\txattr	%llu\n", (u_longlong_t)zp->zp_xattr);
1021fa9e4066Sahrens 	(void) printf("\trdev	0x%016llx\n", (u_longlong_t)zp->zp_rdev);
1022fa9e4066Sahrens }
1023fa9e4066Sahrens 
1024fa9e4066Sahrens /*ARGSUSED*/
1025fa9e4066Sahrens static void
1026fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size)
1027fa9e4066Sahrens {
1028fa9e4066Sahrens }
1029fa9e4066Sahrens 
1030fa9e4066Sahrens /*ARGSUSED*/
1031fa9e4066Sahrens static void
1032fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size)
1033fa9e4066Sahrens {
1034fa9e4066Sahrens }
1035fa9e4066Sahrens 
1036*6de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = {
1037fa9e4066Sahrens 	dump_none,		/* unallocated			*/
1038fa9e4066Sahrens 	dump_zap,		/* object directory		*/
1039fa9e4066Sahrens 	dump_uint64,		/* object array			*/
1040fa9e4066Sahrens 	dump_none,		/* packed nvlist		*/
1041fa9e4066Sahrens 	dump_packed_nvlist,	/* packed nvlist size		*/
1042fa9e4066Sahrens 	dump_none,		/* bplist			*/
1043fa9e4066Sahrens 	dump_none,		/* bplist header		*/
1044fa9e4066Sahrens 	dump_none,		/* SPA space map header		*/
1045fa9e4066Sahrens 	dump_none,		/* SPA space map		*/
1046fa9e4066Sahrens 	dump_none,		/* ZIL intent log		*/
1047fa9e4066Sahrens 	dump_dnode,		/* DMU dnode			*/
1048fa9e4066Sahrens 	dump_dmu_objset,	/* DMU objset			*/
1049ea8dc4b6Seschrock 	dump_dsl_dir,		/* DSL directory		*/
1050fa9e4066Sahrens 	dump_zap,		/* DSL directory child map	*/
1051fa9e4066Sahrens 	dump_zap,		/* DSL dataset snap map		*/
1052fa9e4066Sahrens 	dump_zap,		/* DSL props			*/
1053fa9e4066Sahrens 	dump_dsl_dataset,	/* DSL dataset			*/
1054fa9e4066Sahrens 	dump_znode,		/* ZFS znode			*/
1055da6c28aaSamw 	dump_acl,		/* ZFS V0 ACL			*/
1056fa9e4066Sahrens 	dump_uint8,		/* ZFS plain file		*/
1057e7437265Sahrens 	dump_zpldir,		/* ZFS directory		*/
1058fa9e4066Sahrens 	dump_zap,		/* ZFS master node		*/
1059fa9e4066Sahrens 	dump_zap,		/* ZFS delete queue		*/
1060fa9e4066Sahrens 	dump_uint8,		/* zvol object			*/
1061fa9e4066Sahrens 	dump_zap,		/* zvol prop			*/
1062fa9e4066Sahrens 	dump_uint8,		/* other uint8[]		*/
1063fa9e4066Sahrens 	dump_uint64,		/* other uint64[]		*/
1064fa9e4066Sahrens 	dump_zap,		/* other ZAP			*/
1065ea8dc4b6Seschrock 	dump_zap,		/* persistent error log		*/
106606eeb2adSek 	dump_uint8,		/* SPA history			*/
106706eeb2adSek 	dump_uint64,		/* SPA history offsets		*/
1068b1b8ab34Slling 	dump_zap,		/* Pool properties		*/
1069ecd6cf80Smarks 	dump_zap,		/* DSL permissions		*/
1070da6c28aaSamw 	dump_acl,		/* ZFS ACL			*/
1071da6c28aaSamw 	dump_uint8,		/* ZFS SYSACL			*/
1072da6c28aaSamw 	dump_none,		/* FUID nvlist			*/
1073da6c28aaSamw 	dump_packed_nvlist,	/* FUID nvlist size		*/
1074088f3894Sahrens 	dump_zap,		/* DSL dataset next clones	*/
1075088f3894Sahrens 	dump_zap,		/* DSL scrub queue		*/
107614843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group used		*/
107714843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group quota		*/
1078842727c2SChris Kirby 	dump_zap,		/* snapshot refcount tags	*/
1079*6de8f417SVictor Latushkin 	dump_unknown		/* Unknown type, must be last	*/
1080fa9e4066Sahrens };
1081fa9e4066Sahrens 
1082fa9e4066Sahrens static void
1083fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header)
1084fa9e4066Sahrens {
1085fa9e4066Sahrens 	dmu_buf_t *db = NULL;
1086fa9e4066Sahrens 	dmu_object_info_t doi;
1087fa9e4066Sahrens 	dnode_t *dn;
1088fa9e4066Sahrens 	void *bonus = NULL;
1089fa9e4066Sahrens 	size_t bsize = 0;
1090ecc2d604Sbonwick 	char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], segsize[6];
1091fa9e4066Sahrens 	char aux[50];
1092fa9e4066Sahrens 	int error;
1093fa9e4066Sahrens 
1094fa9e4066Sahrens 	if (*print_header) {
1095fa9e4066Sahrens 		(void) printf("\n    Object  lvl   iblk   dblk  lsize"
1096ecc2d604Sbonwick 		    "  asize  type\n");
1097fa9e4066Sahrens 		*print_header = 0;
1098fa9e4066Sahrens 	}
1099fa9e4066Sahrens 
1100fa9e4066Sahrens 	if (object == 0) {
1101503ad85cSMatthew Ahrens 		dn = os->os_meta_dnode;
1102fa9e4066Sahrens 	} else {
1103ea8dc4b6Seschrock 		error = dmu_bonus_hold(os, object, FTAG, &db);
1104ea8dc4b6Seschrock 		if (error)
1105ea8dc4b6Seschrock 			fatal("dmu_bonus_hold(%llu) failed, errno %u",
1106ea8dc4b6Seschrock 			    object, error);
1107fa9e4066Sahrens 		bonus = db->db_data;
1108fa9e4066Sahrens 		bsize = db->db_size;
1109fa9e4066Sahrens 		dn = ((dmu_buf_impl_t *)db)->db_dnode;
1110fa9e4066Sahrens 	}
1111fa9e4066Sahrens 	dmu_object_info_from_dnode(dn, &doi);
1112fa9e4066Sahrens 
1113fa9e4066Sahrens 	nicenum(doi.doi_metadata_block_size, iblk);
1114fa9e4066Sahrens 	nicenum(doi.doi_data_block_size, dblk);
1115fa9e4066Sahrens 	nicenum(doi.doi_data_block_size * (doi.doi_max_block_offset + 1),
1116fa9e4066Sahrens 	    lsize);
1117ecc2d604Sbonwick 	nicenum(doi.doi_physical_blks << 9, asize);
1118fa9e4066Sahrens 	nicenum(doi.doi_bonus_size, bonus_size);
1119fa9e4066Sahrens 
1120fa9e4066Sahrens 	aux[0] = '\0';
1121fa9e4066Sahrens 
1122e7437265Sahrens 	if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) {
1123fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)",
1124*6de8f417SVictor Latushkin 		    ZDB_CHECKSUM_NAME(doi.doi_checksum));
1125e7437265Sahrens 	}
1126fa9e4066Sahrens 
1127e7437265Sahrens 	if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) {
1128fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)",
1129*6de8f417SVictor Latushkin 		    ZDB_COMPRESS_NAME(doi.doi_compress));
1130e7437265Sahrens 	}
1131fa9e4066Sahrens 
1132fa9e4066Sahrens 	(void) printf("%10lld  %3u  %5s  %5s  %5s  %5s  %s%s\n",
1133fa9e4066Sahrens 	    (u_longlong_t)object, doi.doi_indirection, iblk, dblk, lsize,
1134*6de8f417SVictor Latushkin 	    asize, ZDB_OT_NAME(doi.doi_type), aux);
1135fa9e4066Sahrens 
1136fa9e4066Sahrens 	if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) {
1137fa9e4066Sahrens 		(void) printf("%10s  %3s  %5s  %5s  %5s  %5s  %s\n",
1138fa9e4066Sahrens 		    "", "", "", "", bonus_size, "bonus",
1139*6de8f417SVictor Latushkin 		    ZDB_OT_NAME(doi.doi_bonus_type));
1140fa9e4066Sahrens 	}
1141fa9e4066Sahrens 
1142fa9e4066Sahrens 	if (verbosity >= 4) {
114314843421SMatthew Ahrens 		(void) printf("\tdnode flags: %s%s\n",
114414843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ?
114514843421SMatthew Ahrens 		    "USED_BYTES " : "",
114614843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ?
114714843421SMatthew Ahrens 		    "USERUSED_ACCOUNTED " : "");
114814843421SMatthew Ahrens 		(void) printf("\tdnode maxblkid: %llu\n",
114914843421SMatthew Ahrens 		    (longlong_t)dn->dn_phys->dn_maxblkid);
115014843421SMatthew Ahrens 
1151*6de8f417SVictor Latushkin 		object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object,
1152*6de8f417SVictor Latushkin 		    bonus, bsize);
1153*6de8f417SVictor Latushkin 		object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0);
1154fa9e4066Sahrens 		*print_header = 1;
1155fa9e4066Sahrens 	}
1156fa9e4066Sahrens 
1157fa9e4066Sahrens 	if (verbosity >= 5)
115888b7b0f2SMatthew Ahrens 		dump_indirect(dn);
1159fa9e4066Sahrens 
1160fa9e4066Sahrens 	if (verbosity >= 5) {
1161fa9e4066Sahrens 		/*
1162fa9e4066Sahrens 		 * Report the list of segments that comprise the object.
1163fa9e4066Sahrens 		 */
1164fa9e4066Sahrens 		uint64_t start = 0;
1165fa9e4066Sahrens 		uint64_t end;
1166fa9e4066Sahrens 		uint64_t blkfill = 1;
1167fa9e4066Sahrens 		int minlvl = 1;
1168fa9e4066Sahrens 
1169fa9e4066Sahrens 		if (dn->dn_type == DMU_OT_DNODE) {
1170fa9e4066Sahrens 			minlvl = 0;
1171fa9e4066Sahrens 			blkfill = DNODES_PER_BLOCK;
1172fa9e4066Sahrens 		}
1173fa9e4066Sahrens 
1174fa9e4066Sahrens 		for (;;) {
1175cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1176cdb0ab79Smaybee 			    0, &start, minlvl, blkfill, 0);
1177fa9e4066Sahrens 			if (error)
1178fa9e4066Sahrens 				break;
1179fa9e4066Sahrens 			end = start;
1180cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1181cdb0ab79Smaybee 			    DNODE_FIND_HOLE, &end, minlvl, blkfill, 0);
1182fa9e4066Sahrens 			nicenum(end - start, segsize);
1183fa9e4066Sahrens 			(void) printf("\t\tsegment [%016llx, %016llx)"
1184fa9e4066Sahrens 			    " size %5s\n", (u_longlong_t)start,
1185fa9e4066Sahrens 			    (u_longlong_t)end, segsize);
1186fa9e4066Sahrens 			if (error)
1187fa9e4066Sahrens 				break;
1188fa9e4066Sahrens 			start = end;
1189fa9e4066Sahrens 		}
1190fa9e4066Sahrens 	}
1191fa9e4066Sahrens 
1192fa9e4066Sahrens 	if (db != NULL)
1193ea8dc4b6Seschrock 		dmu_buf_rele(db, FTAG);
1194fa9e4066Sahrens }
1195fa9e4066Sahrens 
1196fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = {
1197fa9e4066Sahrens 	"NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" };
1198fa9e4066Sahrens 
1199fa9e4066Sahrens static void
1200fa9e4066Sahrens dump_dir(objset_t *os)
1201fa9e4066Sahrens {
1202fa9e4066Sahrens 	dmu_objset_stats_t dds;
1203fa9e4066Sahrens 	uint64_t object, object_count;
1204a2eea2e1Sahrens 	uint64_t refdbytes, usedobjs, scratch;
1205fa9e4066Sahrens 	char numbuf[8];
120614843421SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN + 20];
1207fa9e4066Sahrens 	char osname[MAXNAMELEN];
1208fa9e4066Sahrens 	char *type = "UNKNOWN";
1209fa9e4066Sahrens 	int verbosity = dump_opt['d'];
1210fa9e4066Sahrens 	int print_header = 1;
1211fa9e4066Sahrens 	int i, error;
1212fa9e4066Sahrens 
1213a2eea2e1Sahrens 	dmu_objset_fast_stat(os, &dds);
1214fa9e4066Sahrens 
1215fa9e4066Sahrens 	if (dds.dds_type < DMU_OST_NUMTYPES)
1216fa9e4066Sahrens 		type = objset_types[dds.dds_type];
1217fa9e4066Sahrens 
1218fa9e4066Sahrens 	if (dds.dds_type == DMU_OST_META) {
1219fa9e4066Sahrens 		dds.dds_creation_txg = TXG_INITIAL;
1220503ad85cSMatthew Ahrens 		usedobjs = os->os_rootbp->blk_fill;
1221503ad85cSMatthew Ahrens 		refdbytes = os->os_spa->spa_dsl_pool->
122274e7dc98SMatthew Ahrens 		    dp_mos_dir->dd_phys->dd_used_bytes;
1223a2eea2e1Sahrens 	} else {
1224a2eea2e1Sahrens 		dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch);
1225fa9e4066Sahrens 	}
1226fa9e4066Sahrens 
1227503ad85cSMatthew Ahrens 	ASSERT3U(usedobjs, ==, os->os_rootbp->blk_fill);
1228fa9e4066Sahrens 
1229a2eea2e1Sahrens 	nicenum(refdbytes, numbuf);
1230fa9e4066Sahrens 
1231fa9e4066Sahrens 	if (verbosity >= 4) {
1232e4161df6SVictor Latushkin 		(void) sprintf(blkbuf, ", rootbp ");
123314843421SMatthew Ahrens 		(void) sprintf_blkptr(blkbuf + strlen(blkbuf),
1234503ad85cSMatthew Ahrens 		    BP_SPRINTF_LEN - strlen(blkbuf), os->os_rootbp);
1235fa9e4066Sahrens 	} else {
1236fa9e4066Sahrens 		blkbuf[0] = '\0';
1237fa9e4066Sahrens 	}
1238fa9e4066Sahrens 
1239fa9e4066Sahrens 	dmu_objset_name(os, osname);
1240fa9e4066Sahrens 
1241a2eea2e1Sahrens 	(void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, "
1242fa9e4066Sahrens 	    "%s, %llu objects%s\n",
1243fa9e4066Sahrens 	    osname, type, (u_longlong_t)dmu_objset_id(os),
1244fa9e4066Sahrens 	    (u_longlong_t)dds.dds_creation_txg,
1245a2eea2e1Sahrens 	    numbuf, (u_longlong_t)usedobjs, blkbuf);
1246fa9e4066Sahrens 
1247fa9e4066Sahrens 	dump_intent_log(dmu_objset_zil(os));
1248fa9e4066Sahrens 
1249fa9e4066Sahrens 	if (dmu_objset_ds(os) != NULL)
1250fa9e4066Sahrens 		dump_bplist(dmu_objset_pool(os)->dp_meta_objset,
1251fa9e4066Sahrens 		    dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist");
1252fa9e4066Sahrens 
1253fa9e4066Sahrens 	if (verbosity < 2)
1254fa9e4066Sahrens 		return;
1255fa9e4066Sahrens 
1256503ad85cSMatthew Ahrens 	if (os->os_rootbp->blk_birth == 0)
1257088f3894Sahrens 		return;
1258088f3894Sahrens 
1259fa9e4066Sahrens 	if (zopt_objects != 0) {
1260fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++)
1261fa9e4066Sahrens 			dump_object(os, zopt_object[i], verbosity,
1262fa9e4066Sahrens 			    &print_header);
1263fa9e4066Sahrens 		(void) printf("\n");
1264fa9e4066Sahrens 		return;
1265fa9e4066Sahrens 	}
1266fa9e4066Sahrens 
1267fa9e4066Sahrens 	dump_object(os, 0, verbosity, &print_header);
126814843421SMatthew Ahrens 	object_count = 0;
1269503ad85cSMatthew Ahrens 	if (os->os_userused_dnode &&
1270503ad85cSMatthew Ahrens 	    os->os_userused_dnode->dn_type != 0) {
127114843421SMatthew Ahrens 		dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header);
127214843421SMatthew Ahrens 		dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header);
127314843421SMatthew Ahrens 	}
1274fa9e4066Sahrens 
1275fa9e4066Sahrens 	object = 0;
12766754306eSahrens 	while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) {
1277fa9e4066Sahrens 		dump_object(os, object, verbosity, &print_header);
1278fa9e4066Sahrens 		object_count++;
1279fa9e4066Sahrens 	}
1280fa9e4066Sahrens 
1281a2eea2e1Sahrens 	ASSERT3U(object_count, ==, usedobjs);
1282fa9e4066Sahrens 
1283fa9e4066Sahrens 	(void) printf("\n");
1284fa9e4066Sahrens 
1285ccba0801SRich Morris 	if (error != ESRCH) {
1286ccba0801SRich Morris 		(void) fprintf(stderr, "dmu_object_next() = %d\n", error);
1287ccba0801SRich Morris 		abort();
1288ccba0801SRich Morris 	}
1289fa9e4066Sahrens }
1290fa9e4066Sahrens 
1291fa9e4066Sahrens static void
1292fa9e4066Sahrens dump_uberblock(uberblock_t *ub)
1293fa9e4066Sahrens {
1294fa9e4066Sahrens 	time_t timestamp = ub->ub_timestamp;
1295fa9e4066Sahrens 
1296fa9e4066Sahrens 	(void) printf("Uberblock\n\n");
1297fa9e4066Sahrens 	(void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic);
1298fa9e4066Sahrens 	(void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version);
1299fa9e4066Sahrens 	(void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg);
1300fa9e4066Sahrens 	(void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum);
1301fa9e4066Sahrens 	(void) printf("\ttimestamp = %llu UTC = %s",
1302fa9e4066Sahrens 	    (u_longlong_t)ub->ub_timestamp, asctime(localtime(&timestamp)));
1303fa9e4066Sahrens 	if (dump_opt['u'] >= 3) {
1304fbabab8fSmaybee 		char blkbuf[BP_SPRINTF_LEN];
1305fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ub->ub_rootbp);
1306fa9e4066Sahrens 		(void) printf("\trootbp = %s\n", blkbuf);
1307fa9e4066Sahrens 	}
1308fa9e4066Sahrens 	(void) printf("\n");
1309fa9e4066Sahrens }
1310fa9e4066Sahrens 
1311fa9e4066Sahrens static void
1312fa9e4066Sahrens dump_config(const char *pool)
1313fa9e4066Sahrens {
1314fa9e4066Sahrens 	spa_t *spa = NULL;
1315fa9e4066Sahrens 
1316fa9e4066Sahrens 	mutex_enter(&spa_namespace_lock);
1317fa9e4066Sahrens 	while ((spa = spa_next(spa)) != NULL) {
1318fa9e4066Sahrens 		if (pool == NULL)
1319fa9e4066Sahrens 			(void) printf("%s\n", spa_name(spa));
1320fa9e4066Sahrens 		if (pool == NULL || strcmp(pool, spa_name(spa)) == 0)
1321fa9e4066Sahrens 			dump_nvlist(spa->spa_config, 4);
1322fa9e4066Sahrens 	}
1323fa9e4066Sahrens 	mutex_exit(&spa_namespace_lock);
1324fa9e4066Sahrens }
1325fa9e4066Sahrens 
1326c5904d13Seschrock static void
1327c5904d13Seschrock dump_cachefile(const char *cachefile)
1328c5904d13Seschrock {
1329c5904d13Seschrock 	int fd;
1330c5904d13Seschrock 	struct stat64 statbuf;
1331c5904d13Seschrock 	char *buf;
1332c5904d13Seschrock 	nvlist_t *config;
1333c5904d13Seschrock 
1334c5904d13Seschrock 	if ((fd = open64(cachefile, O_RDONLY)) < 0) {
1335c5904d13Seschrock 		(void) printf("cannot open '%s': %s\n", cachefile,
1336c5904d13Seschrock 		    strerror(errno));
1337c5904d13Seschrock 		exit(1);
1338c5904d13Seschrock 	}
1339c5904d13Seschrock 
1340c5904d13Seschrock 	if (fstat64(fd, &statbuf) != 0) {
1341c5904d13Seschrock 		(void) printf("failed to stat '%s': %s\n", cachefile,
1342c5904d13Seschrock 		    strerror(errno));
1343c5904d13Seschrock 		exit(1);
1344c5904d13Seschrock 	}
1345c5904d13Seschrock 
1346c5904d13Seschrock 	if ((buf = malloc(statbuf.st_size)) == NULL) {
1347c5904d13Seschrock 		(void) fprintf(stderr, "failed to allocate %llu bytes\n",
1348c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1349c5904d13Seschrock 		exit(1);
1350c5904d13Seschrock 	}
1351c5904d13Seschrock 
1352c5904d13Seschrock 	if (read(fd, buf, statbuf.st_size) != statbuf.st_size) {
1353c5904d13Seschrock 		(void) fprintf(stderr, "failed to read %llu bytes\n",
1354c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1355c5904d13Seschrock 		exit(1);
1356c5904d13Seschrock 	}
1357c5904d13Seschrock 
1358c5904d13Seschrock 	(void) close(fd);
1359c5904d13Seschrock 
1360c5904d13Seschrock 	if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) {
1361c5904d13Seschrock 		(void) fprintf(stderr, "failed to unpack nvlist\n");
1362c5904d13Seschrock 		exit(1);
1363c5904d13Seschrock 	}
1364c5904d13Seschrock 
1365c5904d13Seschrock 	free(buf);
1366c5904d13Seschrock 
1367c5904d13Seschrock 	dump_nvlist(config, 0);
1368c5904d13Seschrock 
1369c5904d13Seschrock 	nvlist_free(config);
1370c5904d13Seschrock }
1371c5904d13Seschrock 
1372fa9e4066Sahrens static void
1373fa9e4066Sahrens dump_label(const char *dev)
1374fa9e4066Sahrens {
1375fa9e4066Sahrens 	int fd;
1376fa9e4066Sahrens 	vdev_label_t label;
1377fa9e4066Sahrens 	char *buf = label.vl_vdev_phys.vp_nvlist;
1378fa9e4066Sahrens 	size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist);
1379fa9e4066Sahrens 	struct stat64 statbuf;
1380fa9e4066Sahrens 	uint64_t psize;
1381fa9e4066Sahrens 	int l;
1382fa9e4066Sahrens 
13830d981225Seschrock 	if ((fd = open64(dev, O_RDONLY)) < 0) {
1384fa9e4066Sahrens 		(void) printf("cannot open '%s': %s\n", dev, strerror(errno));
1385fa9e4066Sahrens 		exit(1);
1386fa9e4066Sahrens 	}
1387fa9e4066Sahrens 
1388fa9e4066Sahrens 	if (fstat64(fd, &statbuf) != 0) {
1389fa9e4066Sahrens 		(void) printf("failed to stat '%s': %s\n", dev,
1390fa9e4066Sahrens 		    strerror(errno));
1391fa9e4066Sahrens 		exit(1);
1392fa9e4066Sahrens 	}
1393fa9e4066Sahrens 
1394fa9e4066Sahrens 	psize = statbuf.st_size;
1395fa9e4066Sahrens 	psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t));
1396fa9e4066Sahrens 
1397fa9e4066Sahrens 	for (l = 0; l < VDEV_LABELS; l++) {
1398fa9e4066Sahrens 
1399fa9e4066Sahrens 		nvlist_t *config = NULL;
1400fa9e4066Sahrens 
1401fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1402fa9e4066Sahrens 		(void) printf("LABEL %d\n", l);
1403fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1404fa9e4066Sahrens 
14050d981225Seschrock 		if (pread64(fd, &label, sizeof (label),
1406fa9e4066Sahrens 		    vdev_label_offset(psize, l, 0)) != sizeof (label)) {
1407fa9e4066Sahrens 			(void) printf("failed to read label %d\n", l);
1408fa9e4066Sahrens 			continue;
1409fa9e4066Sahrens 		}
1410fa9e4066Sahrens 
1411fa9e4066Sahrens 		if (nvlist_unpack(buf, buflen, &config, 0) != 0) {
1412fa9e4066Sahrens 			(void) printf("failed to unpack label %d\n", l);
1413fa9e4066Sahrens 			continue;
1414fa9e4066Sahrens 		}
1415fa9e4066Sahrens 		dump_nvlist(config, 4);
1416fa9e4066Sahrens 		nvlist_free(config);
1417fa9e4066Sahrens 	}
1418fa9e4066Sahrens }
1419fa9e4066Sahrens 
1420fa9e4066Sahrens /*ARGSUSED*/
14211d452cf5Sahrens static int
1422fa9e4066Sahrens dump_one_dir(char *dsname, void *arg)
1423fa9e4066Sahrens {
1424fa9e4066Sahrens 	int error;
1425fa9e4066Sahrens 	objset_t *os;
1426fa9e4066Sahrens 
1427503ad85cSMatthew Ahrens 	error = dmu_objset_own(dsname, DMU_OST_ANY, B_TRUE, FTAG, &os);
1428fa9e4066Sahrens 	if (error) {
1429fa9e4066Sahrens 		(void) printf("Could not open %s\n", dsname);
14301d452cf5Sahrens 		return (0);
1431fa9e4066Sahrens 	}
1432fa9e4066Sahrens 	dump_dir(os);
1433503ad85cSMatthew Ahrens 	dmu_objset_disown(os, FTAG);
1434e0d35c44Smarks 	fuid_table_destroy();
14351d452cf5Sahrens 	return (0);
1436fa9e4066Sahrens }
1437fa9e4066Sahrens 
1438fa9e4066Sahrens static void
1439e14bb325SJeff Bonwick zdb_leak(space_map_t *sm, uint64_t start, uint64_t size)
1440fa9e4066Sahrens {
1441e14bb325SJeff Bonwick 	vdev_t *vd = sm->sm_ppd;
1442fa9e4066Sahrens 
1443e14bb325SJeff Bonwick 	(void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n",
1444e14bb325SJeff Bonwick 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size);
1445fa9e4066Sahrens }
1446fa9e4066Sahrens 
1447e14bb325SJeff Bonwick /* ARGSUSED */
1448e14bb325SJeff Bonwick static void
1449e14bb325SJeff Bonwick zdb_space_map_load(space_map_t *sm)
1450fa9e4066Sahrens {
1451fa9e4066Sahrens }
1452fa9e4066Sahrens 
1453fa9e4066Sahrens static void
1454e14bb325SJeff Bonwick zdb_space_map_unload(space_map_t *sm)
1455fa9e4066Sahrens {
1456e14bb325SJeff Bonwick 	space_map_vacate(sm, zdb_leak, sm);
1457e14bb325SJeff Bonwick }
1458fa9e4066Sahrens 
1459e14bb325SJeff Bonwick /* ARGSUSED */
1460e14bb325SJeff Bonwick static void
1461e14bb325SJeff Bonwick zdb_space_map_claim(space_map_t *sm, uint64_t start, uint64_t size)
1462e14bb325SJeff Bonwick {
1463fa9e4066Sahrens }
1464fa9e4066Sahrens 
1465e14bb325SJeff Bonwick static space_map_ops_t zdb_space_map_ops = {
1466e14bb325SJeff Bonwick 	zdb_space_map_load,
1467e14bb325SJeff Bonwick 	zdb_space_map_unload,
1468e14bb325SJeff Bonwick 	NULL,	/* alloc */
1469e14bb325SJeff Bonwick 	zdb_space_map_claim,
1470d6e555bdSGeorge Wilson 	NULL,	/* free */
1471d6e555bdSGeorge Wilson 	NULL	/* maxsize */
1472e14bb325SJeff Bonwick };
1473e14bb325SJeff Bonwick 
1474fa9e4066Sahrens static void
1475e14bb325SJeff Bonwick zdb_leak_init(spa_t *spa)
1476fa9e4066Sahrens {
1477fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1478fa9e4066Sahrens 
1479e14bb325SJeff Bonwick 	for (int c = 0; c < rvd->vdev_children; c++) {
1480e14bb325SJeff Bonwick 		vdev_t *vd = rvd->vdev_child[c];
1481e14bb325SJeff Bonwick 		for (int m = 0; m < vd->vdev_ms_count; m++) {
1482fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1483fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1484e14bb325SJeff Bonwick 			VERIFY(space_map_load(&msp->ms_map, &zdb_space_map_ops,
1485e14bb325SJeff Bonwick 			    SM_ALLOC, &msp->ms_smo, spa->spa_meta_objset) == 0);
1486e14bb325SJeff Bonwick 			msp->ms_map.sm_ppd = vd;
1487fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1488fa9e4066Sahrens 		}
1489fa9e4066Sahrens 	}
1490fa9e4066Sahrens }
1491fa9e4066Sahrens 
1492fa9e4066Sahrens static void
1493e14bb325SJeff Bonwick zdb_leak_fini(spa_t *spa)
1494fa9e4066Sahrens {
1495fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1496fa9e4066Sahrens 
1497e14bb325SJeff Bonwick 	for (int c = 0; c < rvd->vdev_children; c++) {
1498e14bb325SJeff Bonwick 		vdev_t *vd = rvd->vdev_child[c];
1499e14bb325SJeff Bonwick 		for (int m = 0; m < vd->vdev_ms_count; m++) {
1500e14bb325SJeff Bonwick 			metaslab_t *msp = vd->vdev_ms[m];
1501e14bb325SJeff Bonwick 			mutex_enter(&msp->ms_lock);
1502e14bb325SJeff Bonwick 			space_map_unload(&msp->ms_map);
1503e14bb325SJeff Bonwick 			mutex_exit(&msp->ms_lock);
1504e14bb325SJeff Bonwick 		}
1505e14bb325SJeff Bonwick 	}
1506fa9e4066Sahrens }
1507fa9e4066Sahrens 
1508fa9e4066Sahrens /*
1509fa9e4066Sahrens  * Verify that the sum of the sizes of all blocks in the pool adds up
1510fa9e4066Sahrens  * to the SPA's sa_alloc total.
1511fa9e4066Sahrens  */
1512fa9e4066Sahrens typedef struct zdb_blkstats {
1513fa9e4066Sahrens 	uint64_t	zb_asize;
1514fa9e4066Sahrens 	uint64_t	zb_lsize;
1515fa9e4066Sahrens 	uint64_t	zb_psize;
1516fa9e4066Sahrens 	uint64_t	zb_count;
1517fa9e4066Sahrens } zdb_blkstats_t;
1518fa9e4066Sahrens 
1519fa9e4066Sahrens #define	DMU_OT_DEFERRED	DMU_OT_NONE
1520fa9e4066Sahrens #define	DMU_OT_TOTAL	DMU_OT_NUMTYPES
1521fa9e4066Sahrens 
152288b7b0f2SMatthew Ahrens #define	ZB_TOTAL	DN_MAX_LEVELS
1523fa9e4066Sahrens 
1524fa9e4066Sahrens typedef struct zdb_cb {
1525fa9e4066Sahrens 	zdb_blkstats_t	zcb_type[ZB_TOTAL + 1][DMU_OT_TOTAL + 1];
1526fa9e4066Sahrens 	uint64_t	zcb_errors[256];
1527fa9e4066Sahrens 	int		zcb_readfails;
1528fa9e4066Sahrens 	int		zcb_haderrors;
1529fa9e4066Sahrens } zdb_cb_t;
1530fa9e4066Sahrens 
1531fa9e4066Sahrens static void
153288b7b0f2SMatthew Ahrens zdb_count_block(spa_t *spa, zdb_cb_t *zcb, blkptr_t *bp, dmu_object_type_t type)
1533fa9e4066Sahrens {
1534e14bb325SJeff Bonwick 	for (int i = 0; i < 4; i++) {
1535fa9e4066Sahrens 		int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL;
1536fa9e4066Sahrens 		int t = (i & 1) ? type : DMU_OT_TOTAL;
1537fa9e4066Sahrens 		zdb_blkstats_t *zb = &zcb->zcb_type[l][t];
1538fa9e4066Sahrens 
1539fa9e4066Sahrens 		zb->zb_asize += BP_GET_ASIZE(bp);
1540fa9e4066Sahrens 		zb->zb_lsize += BP_GET_LSIZE(bp);
1541fa9e4066Sahrens 		zb->zb_psize += BP_GET_PSIZE(bp);
1542fa9e4066Sahrens 		zb->zb_count++;
1543fa9e4066Sahrens 	}
1544fa9e4066Sahrens 
1545d41e7643Sek 	if (dump_opt['S']) {
1546d41e7643Sek 		boolean_t print_sig;
1547d41e7643Sek 
154888b7b0f2SMatthew Ahrens 		print_sig = !zdb_sig_user_data || (BP_GET_LEVEL(bp) == 0 &&
1549d41e7643Sek 		    BP_GET_TYPE(bp) == DMU_OT_PLAIN_FILE_CONTENTS);
1550d41e7643Sek 
1551d41e7643Sek 		if (BP_GET_CHECKSUM(bp) < zdb_sig_cksumalg)
1552d41e7643Sek 			print_sig = B_FALSE;
1553d41e7643Sek 
1554d41e7643Sek 		if (print_sig) {
1555d41e7643Sek 			(void) printf("%llu\t%lld\t%lld\t%s\t%s\t%s\t"
1556d41e7643Sek 			    "%llx:%llx:%llx:%llx\n",
1557d41e7643Sek 			    (u_longlong_t)BP_GET_LEVEL(bp),
1558d41e7643Sek 			    (longlong_t)BP_GET_PSIZE(bp),
1559d41e7643Sek 			    (longlong_t)BP_GET_NDVAS(bp),
1560*6de8f417SVictor Latushkin 			    ZDB_OT_NAME(BP_GET_TYPE(bp)),
1561*6de8f417SVictor Latushkin 			    ZDB_CHECKSUM_NAME(BP_GET_CHECKSUM(bp)),
1562*6de8f417SVictor Latushkin 			    ZDB_COMPRESS_NAME(BP_GET_COMPRESS(bp)),
1563d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[0],
1564d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[1],
1565d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[2],
1566d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[3]);
1567d41e7643Sek 		}
1568d41e7643Sek 	}
1569d41e7643Sek 
157082a0a985SVictor Latushkin 	if (!dump_opt['L'])
157182a0a985SVictor Latushkin 		VERIFY(zio_wait(zio_claim(NULL, spa, spa_first_txg(spa), bp,
157282a0a985SVictor Latushkin 		    NULL, NULL, ZIO_FLAG_MUSTSUCCEED)) == 0);
1573fa9e4066Sahrens }
1574fa9e4066Sahrens 
1575fa9e4066Sahrens static int
157688b7b0f2SMatthew Ahrens zdb_blkptr_cb(spa_t *spa, blkptr_t *bp, const zbookmark_t *zb,
157788b7b0f2SMatthew Ahrens     const dnode_phys_t *dnp, void *arg)
1578fa9e4066Sahrens {
1579fa9e4066Sahrens 	zdb_cb_t *zcb = arg;
1580fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
15816365109dSVictor Latushkin 	dmu_object_type_t type;
15826365109dSVictor Latushkin 	boolean_t is_l0_metadata;
1583fa9e4066Sahrens 
158488b7b0f2SMatthew Ahrens 	if (bp == NULL)
158588b7b0f2SMatthew Ahrens 		return (0);
1586e14bb325SJeff Bonwick 
15876365109dSVictor Latushkin 	type = BP_GET_TYPE(bp);
1588e14bb325SJeff Bonwick 
15896365109dSVictor Latushkin 	zdb_count_block(spa, zcb, bp, type);
15906365109dSVictor Latushkin 
15916365109dSVictor Latushkin 	/*
15926365109dSVictor Latushkin 	 * if we do metadata-only checksumming there's no need to checksum
15936365109dSVictor Latushkin 	 * indirect blocks here because it is done during traverse
15946365109dSVictor Latushkin 	 */
15956365109dSVictor Latushkin 	is_l0_metadata = (BP_GET_LEVEL(bp) == 0 && type < DMU_OT_NUMTYPES &&
15966365109dSVictor Latushkin 	    dmu_ot[type].ot_metadata);
15976365109dSVictor Latushkin 
15986365109dSVictor Latushkin 	if (dump_opt['c'] > 1 || dump_opt['S'] ||
15996365109dSVictor Latushkin 	    (dump_opt['c'] && is_l0_metadata)) {
160088b7b0f2SMatthew Ahrens 		int ioerr, size;
160188b7b0f2SMatthew Ahrens 		void *data;
160288b7b0f2SMatthew Ahrens 
160388b7b0f2SMatthew Ahrens 		size = BP_GET_LSIZE(bp);
160488b7b0f2SMatthew Ahrens 		data = malloc(size);
160588b7b0f2SMatthew Ahrens 		ioerr = zio_wait(zio_read(NULL, spa, bp, data, size,
160688b7b0f2SMatthew Ahrens 		    NULL, NULL, ZIO_PRIORITY_ASYNC_READ,
160788b7b0f2SMatthew Ahrens 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB, zb));
160888b7b0f2SMatthew Ahrens 		free(data);
160988b7b0f2SMatthew Ahrens 
161088b7b0f2SMatthew Ahrens 		/* We expect io errors on intent log */
16116365109dSVictor Latushkin 		if (ioerr && type != DMU_OT_INTENT_LOG) {
1612fa9e4066Sahrens 			zcb->zcb_haderrors = 1;
161388b7b0f2SMatthew Ahrens 			zcb->zcb_errors[ioerr]++;
1614fa9e4066Sahrens 
161588b7b0f2SMatthew Ahrens 			if (dump_opt['b'] >= 2)
161688b7b0f2SMatthew Ahrens 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
161788b7b0f2SMatthew Ahrens 			else
161888b7b0f2SMatthew Ahrens 				blkbuf[0] = '\0';
161988b7b0f2SMatthew Ahrens 
162088b7b0f2SMatthew Ahrens 			if (!dump_opt['S']) {
162188b7b0f2SMatthew Ahrens 				(void) printf("zdb_blkptr_cb: "
162288b7b0f2SMatthew Ahrens 				    "Got error %d reading "
162388b7b0f2SMatthew Ahrens 				    "<%llu, %llu, %lld, %llx> %s -- skipping\n",
162488b7b0f2SMatthew Ahrens 				    ioerr,
162588b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_objset,
162688b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_object,
162788b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_level,
162888b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_blkid,
162988b7b0f2SMatthew Ahrens 				    blkbuf);
163088b7b0f2SMatthew Ahrens 			}
1631d41e7643Sek 		}
1632fa9e4066Sahrens 	}
1633fa9e4066Sahrens 
1634fa9e4066Sahrens 	zcb->zcb_readfails = 0;
1635fa9e4066Sahrens 
1636fa9e4066Sahrens 	if (dump_opt['b'] >= 4) {
1637fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1638fa9e4066Sahrens 		(void) printf("objset %llu object %llu offset 0x%llx %s\n",
1639fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1640fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
164188b7b0f2SMatthew Ahrens 		    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid),
164288b7b0f2SMatthew Ahrens 		    blkbuf);
1643fa9e4066Sahrens 	}
1644fa9e4066Sahrens 
1645fa9e4066Sahrens 	return (0);
1646fa9e4066Sahrens }
1647fa9e4066Sahrens 
1648fa9e4066Sahrens static int
1649fa9e4066Sahrens dump_block_stats(spa_t *spa)
1650fa9e4066Sahrens {
1651fa9e4066Sahrens 	zdb_cb_t zcb = { 0 };
1652fa9e4066Sahrens 	zdb_blkstats_t *zb, *tzb;
16538654d025Sperrin 	uint64_t alloc, space, logalloc;
16548654d025Sperrin 	vdev_t *rvd = spa->spa_root_vdev;
1655fa9e4066Sahrens 	int leaks = 0;
165688b7b0f2SMatthew Ahrens 	int c, e;
1657fa9e4066Sahrens 
1658d41e7643Sek 	if (!dump_opt['S']) {
16596365109dSVictor Latushkin 		(void) printf("\nTraversing all blocks %s%s%s%s%s...\n",
166082a0a985SVictor Latushkin 		    (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "",
16616365109dSVictor Latushkin 		    (dump_opt['c'] == 1) ? "metadata " : "",
166282a0a985SVictor Latushkin 		    dump_opt['c'] ? "checksums " : "",
166382a0a985SVictor Latushkin 		    (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "",
166482a0a985SVictor Latushkin 		    !dump_opt['L'] ? "nothing leaked " : "");
1665d41e7643Sek 	}
1666fa9e4066Sahrens 
1667fa9e4066Sahrens 	/*
1668e14bb325SJeff Bonwick 	 * Load all space maps as SM_ALLOC maps, then traverse the pool
1669e14bb325SJeff Bonwick 	 * claiming each block we discover.  If the pool is perfectly
1670e14bb325SJeff Bonwick 	 * consistent, the space maps will be empty when we're done.
1671e14bb325SJeff Bonwick 	 * Anything left over is a leak; any block we can't claim (because
1672e14bb325SJeff Bonwick 	 * it's not part of any space map) is a double allocation,
1673e14bb325SJeff Bonwick 	 * reference to a freed block, or an unclaimed log block.
1674fa9e4066Sahrens 	 */
167582a0a985SVictor Latushkin 	if (!dump_opt['L'])
167682a0a985SVictor Latushkin 		zdb_leak_init(spa);
1677fa9e4066Sahrens 
1678fa9e4066Sahrens 	/*
1679fa9e4066Sahrens 	 * If there's a deferred-free bplist, process that first.
1680fa9e4066Sahrens 	 */
1681fa9e4066Sahrens 	if (spa->spa_sync_bplist_obj != 0) {
1682fa9e4066Sahrens 		bplist_t *bpl = &spa->spa_sync_bplist;
1683fa9e4066Sahrens 		blkptr_t blk;
1684fa9e4066Sahrens 		uint64_t itor = 0;
1685fa9e4066Sahrens 
1686ea8dc4b6Seschrock 		VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset,
1687ea8dc4b6Seschrock 		    spa->spa_sync_bplist_obj));
1688fa9e4066Sahrens 
1689fa9e4066Sahrens 		while (bplist_iterate(bpl, &itor, &blk) == 0) {
1690fa9e4066Sahrens 			if (dump_opt['b'] >= 4) {
1691fbabab8fSmaybee 				char blkbuf[BP_SPRINTF_LEN];
1692fbabab8fSmaybee 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &blk);
1693fa9e4066Sahrens 				(void) printf("[%s] %s\n",
1694fa9e4066Sahrens 				    "deferred free", blkbuf);
1695fa9e4066Sahrens 			}
169644cd46caSbillm 			zdb_count_block(spa, &zcb, &blk, DMU_OT_DEFERRED);
1697fa9e4066Sahrens 		}
1698fa9e4066Sahrens 
1699fa9e4066Sahrens 		bplist_close(bpl);
1700fa9e4066Sahrens 	}
1701fa9e4066Sahrens 
170288b7b0f2SMatthew Ahrens 	zcb.zcb_haderrors |= traverse_pool(spa, zdb_blkptr_cb, &zcb);
1703fa9e4066Sahrens 
1704d41e7643Sek 	if (zcb.zcb_haderrors && !dump_opt['S']) {
1705fa9e4066Sahrens 		(void) printf("\nError counts:\n\n");
1706fa9e4066Sahrens 		(void) printf("\t%5s  %s\n", "errno", "count");
1707fa9e4066Sahrens 		for (e = 0; e < 256; e++) {
1708fa9e4066Sahrens 			if (zcb.zcb_errors[e] != 0) {
1709fa9e4066Sahrens 				(void) printf("\t%5d  %llu\n",
1710fa9e4066Sahrens 				    e, (u_longlong_t)zcb.zcb_errors[e]);
1711fa9e4066Sahrens 			}
1712fa9e4066Sahrens 		}
1713fa9e4066Sahrens 	}
1714fa9e4066Sahrens 
1715fa9e4066Sahrens 	/*
1716fa9e4066Sahrens 	 * Report any leaked segments.
1717fa9e4066Sahrens 	 */
171882a0a985SVictor Latushkin 	if (!dump_opt['L'])
171982a0a985SVictor Latushkin 		zdb_leak_fini(spa);
1720fa9e4066Sahrens 
1721d41e7643Sek 	/*
1722d41e7643Sek 	 * If we're interested in printing out the blkptr signatures,
1723d41e7643Sek 	 * return now as we don't print out anything else (including
1724d41e7643Sek 	 * errors and leaks).
1725d41e7643Sek 	 */
1726d41e7643Sek 	if (dump_opt['S'])
1727d41e7643Sek 		return (zcb.zcb_haderrors ? 3 : 0);
1728d41e7643Sek 
1729fa9e4066Sahrens 	alloc = spa_get_alloc(spa);
1730fa9e4066Sahrens 	space = spa_get_space(spa);
1731fa9e4066Sahrens 
17328654d025Sperrin 	/*
17338654d025Sperrin 	 * Log blocks allocated from a separate log device don't count
17348654d025Sperrin 	 * as part of the normal pool space; factor them in here.
17358654d025Sperrin 	 */
17368654d025Sperrin 	logalloc = 0;
17378654d025Sperrin 
17388654d025Sperrin 	for (c = 0; c < rvd->vdev_children; c++)
17398654d025Sperrin 		if (rvd->vdev_child[c]->vdev_islog)
17408654d025Sperrin 			logalloc += rvd->vdev_child[c]->vdev_stat.vs_alloc;
17418654d025Sperrin 
1742fa9e4066Sahrens 	tzb = &zcb.zcb_type[ZB_TOTAL][DMU_OT_TOTAL];
1743fa9e4066Sahrens 
17448654d025Sperrin 	if (tzb->zb_asize == alloc + logalloc) {
174582a0a985SVictor Latushkin 		if (!dump_opt['L'])
174682a0a985SVictor Latushkin 			(void) printf("\n\tNo leaks (block sum matches space"
174782a0a985SVictor Latushkin 			    " maps exactly)\n");
1748fa9e4066Sahrens 	} else {
1749fa9e4066Sahrens 		(void) printf("block traversal size %llu != alloc %llu "
175082a0a985SVictor Latushkin 		    "(%s %lld)\n",
1751fa9e4066Sahrens 		    (u_longlong_t)tzb->zb_asize,
17528654d025Sperrin 		    (u_longlong_t)alloc + logalloc,
175382a0a985SVictor Latushkin 		    (dump_opt['L']) ? "unreachable" : "leaked",
175482a0a985SVictor Latushkin 		    (longlong_t)(alloc + logalloc - tzb->zb_asize));
1755fa9e4066Sahrens 		leaks = 1;
1756fa9e4066Sahrens 	}
1757fa9e4066Sahrens 
1758fa9e4066Sahrens 	if (tzb->zb_count == 0)
1759fa9e4066Sahrens 		return (2);
1760fa9e4066Sahrens 
1761fa9e4066Sahrens 	(void) printf("\n");
1762fa9e4066Sahrens 	(void) printf("\tbp count:      %10llu\n",
1763fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_count);
1764fa9e4066Sahrens 	(void) printf("\tbp logical:    %10llu\t avg: %6llu\n",
1765fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_lsize,
1766fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_lsize / tzb->zb_count));
1767fa9e4066Sahrens 	(void) printf("\tbp physical:   %10llu\t avg:"
1768fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1769fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_psize,
1770fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_psize / tzb->zb_count),
1771fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_psize);
1772fa9e4066Sahrens 	(void) printf("\tbp allocated:  %10llu\t avg:"
1773fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1774fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_asize,
1775fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_asize / tzb->zb_count),
1776fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_asize);
1777fa9e4066Sahrens 	(void) printf("\tSPA allocated: %10llu\tused: %5.2f%%\n",
1778fa9e4066Sahrens 	    (u_longlong_t)alloc, 100.0 * alloc / space);
1779fa9e4066Sahrens 
1780fa9e4066Sahrens 	if (dump_opt['b'] >= 2) {
1781fa9e4066Sahrens 		int l, t, level;
1782fa9e4066Sahrens 		(void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE"
1783fa9e4066Sahrens 		    "\t  avg\t comp\t%%Total\tType\n");
1784fa9e4066Sahrens 
1785fa9e4066Sahrens 		for (t = 0; t <= DMU_OT_NUMTYPES; t++) {
1786fa9e4066Sahrens 			char csize[6], lsize[6], psize[6], asize[6], avg[6];
1787fa9e4066Sahrens 			char *typename;
1788fa9e4066Sahrens 
1789fa9e4066Sahrens 			typename = t == DMU_OT_DEFERRED ? "deferred free" :
1790fa9e4066Sahrens 			    t == DMU_OT_TOTAL ? "Total" : dmu_ot[t].ot_name;
1791fa9e4066Sahrens 
1792fa9e4066Sahrens 			if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) {
1793fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s"
1794fa9e4066Sahrens 				    "\t%5s\t%5s\t%6s\t%s\n",
1795fa9e4066Sahrens 				    "-",
1796fa9e4066Sahrens 				    "-",
1797fa9e4066Sahrens 				    "-",
1798fa9e4066Sahrens 				    "-",
1799fa9e4066Sahrens 				    "-",
1800fa9e4066Sahrens 				    "-",
1801fa9e4066Sahrens 				    "-",
1802fa9e4066Sahrens 				    typename);
1803fa9e4066Sahrens 				continue;
1804fa9e4066Sahrens 			}
1805fa9e4066Sahrens 
1806fa9e4066Sahrens 			for (l = ZB_TOTAL - 1; l >= -1; l--) {
1807fa9e4066Sahrens 				level = (l == -1 ? ZB_TOTAL : l);
1808fa9e4066Sahrens 				zb = &zcb.zcb_type[level][t];
1809fa9e4066Sahrens 
1810fa9e4066Sahrens 				if (zb->zb_asize == 0)
1811fa9e4066Sahrens 					continue;
1812fa9e4066Sahrens 
1813fa9e4066Sahrens 				if (dump_opt['b'] < 3 && level != ZB_TOTAL)
1814fa9e4066Sahrens 					continue;
1815fa9e4066Sahrens 
1816fa9e4066Sahrens 				if (level == 0 && zb->zb_asize ==
1817fa9e4066Sahrens 				    zcb.zcb_type[ZB_TOTAL][t].zb_asize)
1818fa9e4066Sahrens 					continue;
1819fa9e4066Sahrens 
1820fa9e4066Sahrens 				nicenum(zb->zb_count, csize);
1821fa9e4066Sahrens 				nicenum(zb->zb_lsize, lsize);
1822fa9e4066Sahrens 				nicenum(zb->zb_psize, psize);
1823fa9e4066Sahrens 				nicenum(zb->zb_asize, asize);
1824fa9e4066Sahrens 				nicenum(zb->zb_asize / zb->zb_count, avg);
1825fa9e4066Sahrens 
1826fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s\t%5s"
1827fa9e4066Sahrens 				    "\t%5.2f\t%6.2f\t",
1828fa9e4066Sahrens 				    csize, lsize, psize, asize, avg,
1829fa9e4066Sahrens 				    (double)zb->zb_lsize / zb->zb_psize,
1830fa9e4066Sahrens 				    100.0 * zb->zb_asize / tzb->zb_asize);
1831fa9e4066Sahrens 
1832fa9e4066Sahrens 				if (level == ZB_TOTAL)
1833fa9e4066Sahrens 					(void) printf("%s\n", typename);
1834fa9e4066Sahrens 				else
1835fa9e4066Sahrens 					(void) printf("    L%d %s\n",
1836fa9e4066Sahrens 					    level, typename);
1837fa9e4066Sahrens 			}
1838fa9e4066Sahrens 		}
1839fa9e4066Sahrens 	}
1840fa9e4066Sahrens 
1841fa9e4066Sahrens 	(void) printf("\n");
1842fa9e4066Sahrens 
1843fa9e4066Sahrens 	if (leaks)
1844fa9e4066Sahrens 		return (2);
1845fa9e4066Sahrens 
1846fa9e4066Sahrens 	if (zcb.zcb_haderrors)
1847fa9e4066Sahrens 		return (3);
1848fa9e4066Sahrens 
1849fa9e4066Sahrens 	return (0);
1850fa9e4066Sahrens }
1851fa9e4066Sahrens 
1852fa9e4066Sahrens static void
1853fa9e4066Sahrens dump_zpool(spa_t *spa)
1854fa9e4066Sahrens {
1855fa9e4066Sahrens 	dsl_pool_t *dp = spa_get_dsl(spa);
1856fa9e4066Sahrens 	int rc = 0;
1857fa9e4066Sahrens 
1858fa9e4066Sahrens 	if (dump_opt['u'])
1859fa9e4066Sahrens 		dump_uberblock(&spa->spa_uberblock);
1860fa9e4066Sahrens 
1861d6e555bdSGeorge Wilson 	if (dump_opt['d'] || dump_opt['i'] || dump_opt['m']) {
1862fa9e4066Sahrens 		dump_dir(dp->dp_meta_objset);
1863fa9e4066Sahrens 		if (dump_opt['d'] >= 3) {
1864fa9e4066Sahrens 			dump_bplist(dp->dp_meta_objset,
1865fa9e4066Sahrens 			    spa->spa_sync_bplist_obj, "Deferred frees");
1866fa9e4066Sahrens 			dump_dtl(spa->spa_root_vdev, 0);
1867fa9e4066Sahrens 		}
1868d6e555bdSGeorge Wilson 
1869d6e555bdSGeorge Wilson 		if (dump_opt['d'] >= 3 || dump_opt['m'])
1870d6e555bdSGeorge Wilson 			dump_metaslabs(spa);
1871d6e555bdSGeorge Wilson 
1872e14bb325SJeff Bonwick 		(void) dmu_objset_find(spa_name(spa), dump_one_dir, NULL,
18730b69c2f0Sahrens 		    DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN);
1874fa9e4066Sahrens 	}
1875fa9e4066Sahrens 
1876d41e7643Sek 	if (dump_opt['b'] || dump_opt['c'] || dump_opt['S'])
1877fa9e4066Sahrens 		rc = dump_block_stats(spa);
1878fa9e4066Sahrens 
1879fa9e4066Sahrens 	if (dump_opt['s'])
1880fa9e4066Sahrens 		show_pool_stats(spa);
1881fa9e4066Sahrens 
18828f18d1faSGeorge Wilson 	if (dump_opt['h'])
18838f18d1faSGeorge Wilson 		dump_history(spa);
18848f18d1faSGeorge Wilson 
1885fa9e4066Sahrens 	if (rc != 0)
1886fa9e4066Sahrens 		exit(rc);
1887fa9e4066Sahrens }
1888fa9e4066Sahrens 
188944cd46caSbillm #define	ZDB_FLAG_CHECKSUM	0x0001
189044cd46caSbillm #define	ZDB_FLAG_DECOMPRESS	0x0002
189144cd46caSbillm #define	ZDB_FLAG_BSWAP		0x0004
189244cd46caSbillm #define	ZDB_FLAG_GBH		0x0008
189344cd46caSbillm #define	ZDB_FLAG_INDIRECT	0x0010
189444cd46caSbillm #define	ZDB_FLAG_PHYS		0x0020
189544cd46caSbillm #define	ZDB_FLAG_RAW		0x0040
189644cd46caSbillm #define	ZDB_FLAG_PRINT_BLKPTR	0x0080
189744cd46caSbillm 
189844cd46caSbillm int flagbits[256];
189944cd46caSbillm 
190044cd46caSbillm static void
190144cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags)
190244cd46caSbillm {
190344cd46caSbillm 	dva_t *dva = bp->blk_dva;
190444cd46caSbillm 	int d;
190544cd46caSbillm 
190644cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
190744cd46caSbillm 		byteswap_uint64_array((void *)bp, sizeof (blkptr_t));
190844cd46caSbillm 	/*
190944cd46caSbillm 	 * Super-ick warning:  This code is also duplicated in
191044cd46caSbillm 	 * cmd/mdb/common/modules/zfs/zfs.c .  Yeah, I hate code
191144cd46caSbillm 	 * replication, too.
191244cd46caSbillm 	 */
191344cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
191444cd46caSbillm 		(void) printf("\tDVA[%d]: vdev_id %lld / %llx\n", d,
19155ad82045Snd 		    (longlong_t)DVA_GET_VDEV(&dva[d]),
19165ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]));
191744cd46caSbillm 		(void) printf("\tDVA[%d]:       GANG: %-5s  GRID:  %04llx\t"
191844cd46caSbillm 		    "ASIZE: %llx\n", d,
191944cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "TRUE" : "FALSE",
19205ad82045Snd 		    (longlong_t)DVA_GET_GRID(&dva[d]),
19215ad82045Snd 		    (longlong_t)DVA_GET_ASIZE(&dva[d]));
192244cd46caSbillm 		(void) printf("\tDVA[%d]: :%llu:%llx:%llx:%s%s%s%s\n", d,
19235ad82045Snd 		    (u_longlong_t)DVA_GET_VDEV(&dva[d]),
19245ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]),
19255ad82045Snd 		    (longlong_t)BP_GET_PSIZE(bp),
192644cd46caSbillm 		    BP_SHOULD_BYTESWAP(bp) ? "e" : "",
192744cd46caSbillm 		    !DVA_GET_GANG(&dva[d]) && BP_GET_LEVEL(bp) != 0 ?
192844cd46caSbillm 		    "d" : "",
192944cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "g" : "",
193044cd46caSbillm 		    BP_GET_COMPRESS(bp) != 0 ? "d" : "");
193144cd46caSbillm 	}
193244cd46caSbillm 	(void) printf("\tLSIZE:  %-16llx\t\tPSIZE: %llx\n",
19335ad82045Snd 	    (longlong_t)BP_GET_LSIZE(bp), (longlong_t)BP_GET_PSIZE(bp));
193444cd46caSbillm 	(void) printf("\tENDIAN: %6s\t\t\t\t\tTYPE:  %s\n",
193544cd46caSbillm 	    BP_GET_BYTEORDER(bp) ? "LITTLE" : "BIG",
1936*6de8f417SVictor Latushkin 	    ZDB_OT_NAME(BP_GET_TYPE(bp)));
193744cd46caSbillm 	(void) printf("\tBIRTH:  %-16llx   LEVEL: %-2llu\tFILL:  %llx\n",
19385ad82045Snd 	    (u_longlong_t)bp->blk_birth, (u_longlong_t)BP_GET_LEVEL(bp),
193944cd46caSbillm 	    (u_longlong_t)bp->blk_fill);
194044cd46caSbillm 	(void) printf("\tCKFUNC: %-16s\t\tCOMP:  %s\n",
1941*6de8f417SVictor Latushkin 	    ZDB_CHECKSUM_NAME(BP_GET_CHECKSUM(bp)),
1942*6de8f417SVictor Latushkin 	    ZDB_COMPRESS_NAME(BP_GET_COMPRESS(bp)));
194344cd46caSbillm 	(void) printf("\tCKSUM:  %llx:%llx:%llx:%llx\n",
194444cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[0],
194544cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[1],
194644cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[2],
194744cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[3]);
194844cd46caSbillm }
194944cd46caSbillm 
195044cd46caSbillm static void
195144cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags)
195244cd46caSbillm {
195344cd46caSbillm 	int i;
195444cd46caSbillm 
195544cd46caSbillm 	for (i = 0; i < nbps; i++)
195644cd46caSbillm 		zdb_print_blkptr(&bp[i], flags);
195744cd46caSbillm }
195844cd46caSbillm 
195944cd46caSbillm static void
196044cd46caSbillm zdb_dump_gbh(void *buf, int flags)
196144cd46caSbillm {
196244cd46caSbillm 	zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags);
196344cd46caSbillm }
196444cd46caSbillm 
196544cd46caSbillm static void
196644cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags)
196744cd46caSbillm {
196844cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
196944cd46caSbillm 		byteswap_uint64_array(buf, size);
197044cd46caSbillm 	(void) write(2, buf, size);
197144cd46caSbillm }
197244cd46caSbillm 
197344cd46caSbillm static void
197444cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags)
197544cd46caSbillm {
197644cd46caSbillm 	uint64_t *d = (uint64_t *)buf;
197744cd46caSbillm 	int nwords = size / sizeof (uint64_t);
197844cd46caSbillm 	int do_bswap = !!(flags & ZDB_FLAG_BSWAP);
197944cd46caSbillm 	int i, j;
198044cd46caSbillm 	char *hdr, *c;
198144cd46caSbillm 
198244cd46caSbillm 
198344cd46caSbillm 	if (do_bswap)
198444cd46caSbillm 		hdr = " 7 6 5 4 3 2 1 0   f e d c b a 9 8";
198544cd46caSbillm 	else
198644cd46caSbillm 		hdr = " 0 1 2 3 4 5 6 7   8 9 a b c d e f";
198744cd46caSbillm 
198844cd46caSbillm 	(void) printf("\n%s\n%6s   %s  0123456789abcdef\n", label, "", hdr);
198944cd46caSbillm 
199044cd46caSbillm 	for (i = 0; i < nwords; i += 2) {
199144cd46caSbillm 		(void) printf("%06llx:  %016llx  %016llx  ",
199244cd46caSbillm 		    (u_longlong_t)(i * sizeof (uint64_t)),
199344cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]),
199444cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1]));
199544cd46caSbillm 
199644cd46caSbillm 		c = (char *)&d[i];
199744cd46caSbillm 		for (j = 0; j < 2 * sizeof (uint64_t); j++)
199844cd46caSbillm 			(void) printf("%c", isprint(c[j]) ? c[j] : '.');
199944cd46caSbillm 		(void) printf("\n");
200044cd46caSbillm 	}
200144cd46caSbillm }
200244cd46caSbillm 
200344cd46caSbillm /*
200444cd46caSbillm  * There are two acceptable formats:
200544cd46caSbillm  *	leaf_name	  - For example: c1t0d0 or /tmp/ztest.0a
200644cd46caSbillm  *	child[.child]*    - For example: 0.1.1
200744cd46caSbillm  *
200844cd46caSbillm  * The second form can be used to specify arbitrary vdevs anywhere
200944cd46caSbillm  * in the heirarchy.  For example, in a pool with a mirror of
201044cd46caSbillm  * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 .
201144cd46caSbillm  */
201244cd46caSbillm static vdev_t *
201344cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path)
201444cd46caSbillm {
201544cd46caSbillm 	char *s, *p, *q;
201644cd46caSbillm 	int i;
201744cd46caSbillm 
201844cd46caSbillm 	if (vdev == NULL)
201944cd46caSbillm 		return (NULL);
202044cd46caSbillm 
202144cd46caSbillm 	/* First, assume the x.x.x.x format */
202244cd46caSbillm 	i = (int)strtoul(path, &s, 10);
202344cd46caSbillm 	if (s == path || (s && *s != '.' && *s != '\0'))
202444cd46caSbillm 		goto name;
202544cd46caSbillm 	if (i < 0 || i >= vdev->vdev_children)
202644cd46caSbillm 		return (NULL);
202744cd46caSbillm 
202844cd46caSbillm 	vdev = vdev->vdev_child[i];
202944cd46caSbillm 	if (*s == '\0')
203044cd46caSbillm 		return (vdev);
203144cd46caSbillm 	return (zdb_vdev_lookup(vdev, s+1));
203244cd46caSbillm 
203344cd46caSbillm name:
203444cd46caSbillm 	for (i = 0; i < vdev->vdev_children; i++) {
203544cd46caSbillm 		vdev_t *vc = vdev->vdev_child[i];
203644cd46caSbillm 
203744cd46caSbillm 		if (vc->vdev_path == NULL) {
203844cd46caSbillm 			vc = zdb_vdev_lookup(vc, path);
203944cd46caSbillm 			if (vc == NULL)
204044cd46caSbillm 				continue;
204144cd46caSbillm 			else
204244cd46caSbillm 				return (vc);
204344cd46caSbillm 		}
204444cd46caSbillm 
204544cd46caSbillm 		p = strrchr(vc->vdev_path, '/');
204644cd46caSbillm 		p = p ? p + 1 : vc->vdev_path;
204744cd46caSbillm 		q = &vc->vdev_path[strlen(vc->vdev_path) - 2];
204844cd46caSbillm 
204944cd46caSbillm 		if (strcmp(vc->vdev_path, path) == 0)
205044cd46caSbillm 			return (vc);
205144cd46caSbillm 		if (strcmp(p, path) == 0)
205244cd46caSbillm 			return (vc);
205344cd46caSbillm 		if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0)
205444cd46caSbillm 			return (vc);
205544cd46caSbillm 	}
205644cd46caSbillm 
205744cd46caSbillm 	return (NULL);
205844cd46caSbillm }
205944cd46caSbillm 
206044cd46caSbillm /*
206144cd46caSbillm  * Read a block from a pool and print it out.  The syntax of the
206244cd46caSbillm  * block descriptor is:
206344cd46caSbillm  *
206444cd46caSbillm  *	pool:vdev_specifier:offset:size[:flags]
206544cd46caSbillm  *
206644cd46caSbillm  *	pool           - The name of the pool you wish to read from
206744cd46caSbillm  *	vdev_specifier - Which vdev (see comment for zdb_vdev_lookup)
206844cd46caSbillm  *	offset         - offset, in hex, in bytes
206944cd46caSbillm  *	size           - Amount of data to read, in hex, in bytes
207044cd46caSbillm  *	flags          - A string of characters specifying options
207144cd46caSbillm  *		 b: Decode a blkptr at given offset within block
207244cd46caSbillm  *		*c: Calculate and display checksums
207344cd46caSbillm  *		*d: Decompress data before dumping
207444cd46caSbillm  *		 e: Byteswap data before dumping
207544cd46caSbillm  *		*g: Display data as a gang block header
207644cd46caSbillm  *		*i: Display as an indirect block
207744cd46caSbillm  *		 p: Do I/O to physical offset
207844cd46caSbillm  *		 r: Dump raw data to stdout
207944cd46caSbillm  *
208044cd46caSbillm  *              * = not yet implemented
208144cd46caSbillm  */
208244cd46caSbillm static void
208344cd46caSbillm zdb_read_block(char *thing, spa_t **spap)
208444cd46caSbillm {
208544cd46caSbillm 	spa_t *spa = *spap;
208644cd46caSbillm 	int flags = 0;
208744cd46caSbillm 	uint64_t offset = 0, size = 0, blkptr_offset = 0;
208844cd46caSbillm 	zio_t *zio;
208944cd46caSbillm 	vdev_t *vd;
209044cd46caSbillm 	void *buf;
2091e14bb325SJeff Bonwick 	char *s, *p, *dup, *pool, *vdev, *flagstr;
209244cd46caSbillm 	int i, error, zio_flags;
209344cd46caSbillm 
209444cd46caSbillm 	dup = strdup(thing);
209544cd46caSbillm 	s = strtok(dup, ":");
2096e14bb325SJeff Bonwick 	pool = s ? s : "";
209744cd46caSbillm 	s = strtok(NULL, ":");
209844cd46caSbillm 	vdev = s ? s : "";
209944cd46caSbillm 	s = strtok(NULL, ":");
210044cd46caSbillm 	offset = strtoull(s ? s : "", NULL, 16);
210144cd46caSbillm 	s = strtok(NULL, ":");
210244cd46caSbillm 	size = strtoull(s ? s : "", NULL, 16);
210344cd46caSbillm 	s = strtok(NULL, ":");
210444cd46caSbillm 	flagstr = s ? s : "";
210544cd46caSbillm 
210644cd46caSbillm 	s = NULL;
210744cd46caSbillm 	if (size == 0)
210844cd46caSbillm 		s = "size must not be zero";
210944cd46caSbillm 	if (!IS_P2ALIGNED(size, DEV_BSIZE))
211044cd46caSbillm 		s = "size must be a multiple of sector size";
211144cd46caSbillm 	if (!IS_P2ALIGNED(offset, DEV_BSIZE))
211244cd46caSbillm 		s = "offset must be a multiple of sector size";
211344cd46caSbillm 	if (s) {
211444cd46caSbillm 		(void) printf("Invalid block specifier: %s  - %s\n", thing, s);
211544cd46caSbillm 		free(dup);
211644cd46caSbillm 		return;
211744cd46caSbillm 	}
211844cd46caSbillm 
211944cd46caSbillm 	for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) {
212044cd46caSbillm 		for (i = 0; flagstr[i]; i++) {
21215ad82045Snd 			int bit = flagbits[(uchar_t)flagstr[i]];
212244cd46caSbillm 
212344cd46caSbillm 			if (bit == 0) {
212444cd46caSbillm 				(void) printf("***Invalid flag: %c\n",
212544cd46caSbillm 				    flagstr[i]);
212644cd46caSbillm 				continue;
212744cd46caSbillm 			}
212844cd46caSbillm 			flags |= bit;
212944cd46caSbillm 
213044cd46caSbillm 			/* If it's not something with an argument, keep going */
213144cd46caSbillm 			if ((bit & (ZDB_FLAG_CHECKSUM | ZDB_FLAG_DECOMPRESS |
213244cd46caSbillm 			    ZDB_FLAG_PRINT_BLKPTR)) == 0)
213344cd46caSbillm 				continue;
213444cd46caSbillm 
213544cd46caSbillm 			p = &flagstr[i + 1];
213644cd46caSbillm 			if (bit == ZDB_FLAG_PRINT_BLKPTR)
213744cd46caSbillm 				blkptr_offset = strtoull(p, &p, 16);
213844cd46caSbillm 			if (*p != ':' && *p != '\0') {
213944cd46caSbillm 				(void) printf("***Invalid flag arg: '%s'\n", s);
214044cd46caSbillm 				free(dup);
214144cd46caSbillm 				return;
214244cd46caSbillm 			}
214344cd46caSbillm 		}
214444cd46caSbillm 	}
214544cd46caSbillm 
2146e14bb325SJeff Bonwick 	if (spa == NULL || strcmp(spa_name(spa), pool) != 0) {
2147e14bb325SJeff Bonwick 		if (spa)
214844cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
2149e14bb325SJeff Bonwick 		error = spa_open(pool, spap, (void *)zdb_read_block);
215044cd46caSbillm 		if (error)
21510bf246f5Smc 			fatal("Failed to open pool '%s': %s",
2152e14bb325SJeff Bonwick 			    pool, strerror(error));
215344cd46caSbillm 		spa = *spap;
215444cd46caSbillm 	}
215544cd46caSbillm 
215644cd46caSbillm 	vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev);
215744cd46caSbillm 	if (vd == NULL) {
215844cd46caSbillm 		(void) printf("***Invalid vdev: %s\n", vdev);
215944cd46caSbillm 		free(dup);
216044cd46caSbillm 		return;
216144cd46caSbillm 	} else {
216244cd46caSbillm 		if (vd->vdev_path)
216344cd46caSbillm 			(void) printf("Found vdev: %s\n", vd->vdev_path);
216444cd46caSbillm 		else
216544cd46caSbillm 			(void) printf("Found vdev type: %s\n",
216644cd46caSbillm 			    vd->vdev_ops->vdev_op_type);
216744cd46caSbillm 	}
216844cd46caSbillm 
216944cd46caSbillm 	buf = umem_alloc(size, UMEM_NOFAIL);
217044cd46caSbillm 
217144cd46caSbillm 	zio_flags = ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE |
2172e14bb325SJeff Bonwick 	    ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY;
217344cd46caSbillm 
2174e14bb325SJeff Bonwick 	spa_config_enter(spa, SCL_STATE, FTAG, RW_READER);
217544cd46caSbillm 	zio = zio_root(spa, NULL, NULL, 0);
217644cd46caSbillm 	/* XXX todo - cons up a BP so RAID-Z will be happy */
217744cd46caSbillm 	zio_nowait(zio_vdev_child_io(zio, NULL, vd, offset, buf, size,
217844cd46caSbillm 	    ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, zio_flags, NULL, NULL));
217944cd46caSbillm 	error = zio_wait(zio);
2180e14bb325SJeff Bonwick 	spa_config_exit(spa, SCL_STATE, FTAG);
218144cd46caSbillm 
218244cd46caSbillm 	if (error) {
218344cd46caSbillm 		(void) printf("Read of %s failed, error: %d\n", thing, error);
218444cd46caSbillm 		goto out;
218544cd46caSbillm 	}
218644cd46caSbillm 
218744cd46caSbillm 	if (flags & ZDB_FLAG_PRINT_BLKPTR)
218844cd46caSbillm 		zdb_print_blkptr((blkptr_t *)(void *)
218944cd46caSbillm 		    ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags);
219044cd46caSbillm 	else if (flags & ZDB_FLAG_RAW)
219144cd46caSbillm 		zdb_dump_block_raw(buf, size, flags);
219244cd46caSbillm 	else if (flags & ZDB_FLAG_INDIRECT)
219344cd46caSbillm 		zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t),
219444cd46caSbillm 		    flags);
219544cd46caSbillm 	else if (flags & ZDB_FLAG_GBH)
219644cd46caSbillm 		zdb_dump_gbh(buf, flags);
219744cd46caSbillm 	else
219844cd46caSbillm 		zdb_dump_block(thing, buf, size, flags);
219944cd46caSbillm 
220044cd46caSbillm out:
220144cd46caSbillm 	umem_free(buf, size);
220244cd46caSbillm 	free(dup);
220344cd46caSbillm }
220444cd46caSbillm 
2205de6628f0Sck static boolean_t
22063ad6c7f9SVictor Latushkin pool_match(nvlist_t *cfg, char *tgt)
2207de6628f0Sck {
22083ad6c7f9SVictor Latushkin 	uint64_t v, guid = strtoull(tgt, NULL, 0);
2209de6628f0Sck 	char *s;
2210de6628f0Sck 
2211de6628f0Sck 	if (guid != 0) {
22123ad6c7f9SVictor Latushkin 		if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0)
22133ad6c7f9SVictor Latushkin 			return (v == guid);
2214de6628f0Sck 	} else {
22153ad6c7f9SVictor Latushkin 		if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0)
22163ad6c7f9SVictor Latushkin 			return (strcmp(s, tgt) == 0);
2217de6628f0Sck 	}
22183ad6c7f9SVictor Latushkin 	return (B_FALSE);
2219de6628f0Sck }
2220de6628f0Sck 
22213ad6c7f9SVictor Latushkin static char *
22223ad6c7f9SVictor Latushkin find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv)
2223de6628f0Sck {
2224de6628f0Sck 	nvlist_t *pools;
2225de6628f0Sck 	nvlist_t *match = NULL;
22263ad6c7f9SVictor Latushkin 	char *name = NULL;
22273ad6c7f9SVictor Latushkin 	char *sepp = NULL;
22283ad6c7f9SVictor Latushkin 	char sep;
22293ad6c7f9SVictor Latushkin 	int count = 0;
2230de6628f0Sck 
22313ad6c7f9SVictor Latushkin 	if ((sepp = strpbrk(*target, "/@")) != NULL) {
22323ad6c7f9SVictor Latushkin 		sep = *sepp;
22333ad6c7f9SVictor Latushkin 		*sepp = '\0';
22343ad6c7f9SVictor Latushkin 	}
22353ad6c7f9SVictor Latushkin 
22363ad6c7f9SVictor Latushkin 	pools = zpool_find_import_activeok(g_zfs, dirc, dirv);
2237de6628f0Sck 
2238de6628f0Sck 	if (pools != NULL) {
2239de6628f0Sck 		nvpair_t *elem = NULL;
2240de6628f0Sck 		while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2241de6628f0Sck 			verify(nvpair_value_nvlist(elem, configp) == 0);
22423ad6c7f9SVictor Latushkin 			if (pool_match(*configp, *target)) {
22433ad6c7f9SVictor Latushkin 				count++;
2244de6628f0Sck 				if (match != NULL) {
22453ad6c7f9SVictor Latushkin 					/* print previously found config */
22463ad6c7f9SVictor Latushkin 					if (name != NULL) {
22473ad6c7f9SVictor Latushkin 						(void) printf("%s\n", name);
22483ad6c7f9SVictor Latushkin 						dump_nvlist(match, 8);
22493ad6c7f9SVictor Latushkin 						name = NULL;
22503ad6c7f9SVictor Latushkin 					}
22513ad6c7f9SVictor Latushkin 					(void) printf("%s\n",
22523ad6c7f9SVictor Latushkin 					    nvpair_name(elem));
22533ad6c7f9SVictor Latushkin 					dump_nvlist(*configp, 8);
2254de6628f0Sck 				} else {
2255de6628f0Sck 					match = *configp;
22563ad6c7f9SVictor Latushkin 					name = nvpair_name(elem);
2257de6628f0Sck 				}
2258de6628f0Sck 			}
2259de6628f0Sck 		}
2260de6628f0Sck 	}
22613ad6c7f9SVictor Latushkin 	if (count > 1)
22623ad6c7f9SVictor Latushkin 		(void) fatal("\tMatched %d pools - use pool GUID "
22633ad6c7f9SVictor Latushkin 		    "instead of pool name or \n"
22643ad6c7f9SVictor Latushkin 		    "\tpool name part of a dataset name to select pool", count);
22653ad6c7f9SVictor Latushkin 
22663ad6c7f9SVictor Latushkin 	if (sepp)
22673ad6c7f9SVictor Latushkin 		*sepp = sep;
22683ad6c7f9SVictor Latushkin 	/*
22693ad6c7f9SVictor Latushkin 	 * If pool GUID was specified for pool id, replace it with pool name
22703ad6c7f9SVictor Latushkin 	 */
22713ad6c7f9SVictor Latushkin 	if (name && (strstr(*target, name) != *target)) {
22723ad6c7f9SVictor Latushkin 		int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0);
22733ad6c7f9SVictor Latushkin 
22743ad6c7f9SVictor Latushkin 		*target = umem_alloc(sz, UMEM_NOFAIL);
22753ad6c7f9SVictor Latushkin 		(void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : "");
22763ad6c7f9SVictor Latushkin 	}
2277de6628f0Sck 
22783ad6c7f9SVictor Latushkin 	*configp = name ? match : NULL;
2279de6628f0Sck 
22803ad6c7f9SVictor Latushkin 	return (name);
2281de6628f0Sck }
2282de6628f0Sck 
2283fa9e4066Sahrens int
2284fa9e4066Sahrens main(int argc, char **argv)
2285fa9e4066Sahrens {
2286fa9e4066Sahrens 	int i, c;
2287fa9e4066Sahrens 	struct rlimit rl = { 1024, 1024 };
22883ad6c7f9SVictor Latushkin 	spa_t *spa = NULL;
2289fa9e4066Sahrens 	objset_t *os = NULL;
2290fa9e4066Sahrens 	char *endstr;
2291fa9e4066Sahrens 	int dump_all = 1;
2292fa9e4066Sahrens 	int verbose = 0;
2293fa9e4066Sahrens 	int error;
22943ad6c7f9SVictor Latushkin 	char **searchdirs = NULL;
22953ad6c7f9SVictor Latushkin 	int nsearch = 0;
22963ad6c7f9SVictor Latushkin 	char *target;
2297fa9e4066Sahrens 
2298fa9e4066Sahrens 	(void) setrlimit(RLIMIT_NOFILE, &rl);
2299004388ebScasper 	(void) enable_extended_FILE_stdio(-1, -1);
2300fa9e4066Sahrens 
2301fa9e4066Sahrens 	dprintf_setup(&argc, argv);
2302fa9e4066Sahrens 
23038f18d1faSGeorge Wilson 	while ((c = getopt(argc, argv, "udhibcmsvCLS:U:lRep:t:")) != -1) {
2304fa9e4066Sahrens 		switch (c) {
2305fa9e4066Sahrens 		case 'u':
2306fa9e4066Sahrens 		case 'd':
2307fa9e4066Sahrens 		case 'i':
23088f18d1faSGeorge Wilson 		case 'h':
2309fa9e4066Sahrens 		case 'b':
2310fa9e4066Sahrens 		case 'c':
2311d6e555bdSGeorge Wilson 		case 'm':
2312fa9e4066Sahrens 		case 's':
2313fa9e4066Sahrens 		case 'C':
2314fa9e4066Sahrens 		case 'l':
231544cd46caSbillm 		case 'R':
2316fa9e4066Sahrens 			dump_opt[c]++;
2317fa9e4066Sahrens 			dump_all = 0;
2318fa9e4066Sahrens 			break;
231982a0a985SVictor Latushkin 		case 'L':
23203ad6c7f9SVictor Latushkin 		case 'e':
232182a0a985SVictor Latushkin 			dump_opt[c]++;
232282a0a985SVictor Latushkin 			break;
2323fa9e4066Sahrens 		case 'v':
2324fa9e4066Sahrens 			verbose++;
2325fa9e4066Sahrens 			break;
2326fa9e4066Sahrens 		case 'U':
2327e829d913Sck 			spa_config_path = optarg;
2328fa9e4066Sahrens 			break;
2329de6628f0Sck 		case 'p':
23303ad6c7f9SVictor Latushkin 			if (searchdirs == NULL) {
23313ad6c7f9SVictor Latushkin 				searchdirs = umem_alloc(sizeof (char *),
23323ad6c7f9SVictor Latushkin 				    UMEM_NOFAIL);
23333ad6c7f9SVictor Latushkin 			} else {
23343ad6c7f9SVictor Latushkin 				char **tmp = umem_alloc((nsearch + 1) *
23353ad6c7f9SVictor Latushkin 				    sizeof (char *), UMEM_NOFAIL);
23363ad6c7f9SVictor Latushkin 				bcopy(searchdirs, tmp, nsearch *
23373ad6c7f9SVictor Latushkin 				    sizeof (char *));
23383ad6c7f9SVictor Latushkin 				umem_free(searchdirs,
23393ad6c7f9SVictor Latushkin 				    nsearch * sizeof (char *));
23403ad6c7f9SVictor Latushkin 				searchdirs = tmp;
23413ad6c7f9SVictor Latushkin 			}
23423ad6c7f9SVictor Latushkin 			searchdirs[nsearch++] = optarg;
2343de6628f0Sck 			break;
2344d41e7643Sek 		case 'S':
2345d41e7643Sek 			dump_opt[c]++;
2346d41e7643Sek 			dump_all = 0;
2347d41e7643Sek 			zdb_sig_user_data = (strncmp(optarg, "user:", 5) == 0);
2348d41e7643Sek 			if (!zdb_sig_user_data && strncmp(optarg, "all:", 4))
2349d41e7643Sek 				usage();
2350d41e7643Sek 			endstr = strchr(optarg, ':') + 1;
2351d41e7643Sek 			if (strcmp(endstr, "fletcher2") == 0)
2352d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_2;
2353d41e7643Sek 			else if (strcmp(endstr, "fletcher4") == 0)
2354d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_4;
2355d41e7643Sek 			else if (strcmp(endstr, "sha256") == 0)
2356d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_SHA256;
2357d41e7643Sek 			else if (strcmp(endstr, "all") == 0)
2358d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_2;
2359d41e7643Sek 			else
2360d41e7643Sek 				usage();
2361d41e7643Sek 			break;
23622e551927SVictor Latushkin 		case 't':
23632e551927SVictor Latushkin 			ub_max_txg = strtoull(optarg, NULL, 0);
23642e551927SVictor Latushkin 			if (ub_max_txg < TXG_INITIAL) {
23652e551927SVictor Latushkin 				(void) fprintf(stderr, "incorrect txg "
23662e551927SVictor Latushkin 				    "specified: %s\n", optarg);
23672e551927SVictor Latushkin 				usage();
23682e551927SVictor Latushkin 			}
23692e551927SVictor Latushkin 			break;
2370fa9e4066Sahrens 		default:
2371fa9e4066Sahrens 			usage();
2372fa9e4066Sahrens 			break;
2373fa9e4066Sahrens 		}
2374fa9e4066Sahrens 	}
2375fa9e4066Sahrens 
23763ad6c7f9SVictor Latushkin 	if (!dump_opt['e'] && searchdirs != NULL) {
237788b7b0f2SMatthew Ahrens 		(void) fprintf(stderr, "-p option requires use of -e\n");
237888b7b0f2SMatthew Ahrens 		usage();
237988b7b0f2SMatthew Ahrens 	}
2380de6628f0Sck 
2381fa9e4066Sahrens 	kernel_init(FREAD);
2382de6628f0Sck 	g_zfs = libzfs_init();
238391ebeef5Sahrens 	ASSERT(g_zfs != NULL);
2384fa9e4066Sahrens 
2385fa9e4066Sahrens 	for (c = 0; c < 256; c++) {
23863ad6c7f9SVictor Latushkin 		if (dump_all && !strchr("elLR", c))
2387fa9e4066Sahrens 			dump_opt[c] = 1;
2388fa9e4066Sahrens 		if (dump_opt[c])
2389fa9e4066Sahrens 			dump_opt[c] += verbose;
2390fa9e4066Sahrens 	}
2391fa9e4066Sahrens 
2392fa9e4066Sahrens 	argc -= optind;
2393fa9e4066Sahrens 	argv += optind;
2394fa9e4066Sahrens 
2395fa9e4066Sahrens 	if (argc < 1) {
23963ad6c7f9SVictor Latushkin 		if (!dump_opt['e'] && dump_opt['C']) {
2397e829d913Sck 			dump_cachefile(spa_config_path);
2398fa9e4066Sahrens 			return (0);
2399fa9e4066Sahrens 		}
2400fa9e4066Sahrens 		usage();
2401fa9e4066Sahrens 	}
2402fa9e4066Sahrens 
2403fa9e4066Sahrens 	if (dump_opt['l']) {
2404fa9e4066Sahrens 		dump_label(argv[0]);
2405fa9e4066Sahrens 		return (0);
2406fa9e4066Sahrens 	}
2407fa9e4066Sahrens 
240844cd46caSbillm 	if (dump_opt['R']) {
240944cd46caSbillm 		flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR;
241044cd46caSbillm 		flagbits['c'] = ZDB_FLAG_CHECKSUM;
241144cd46caSbillm 		flagbits['d'] = ZDB_FLAG_DECOMPRESS;
241244cd46caSbillm 		flagbits['e'] = ZDB_FLAG_BSWAP;
241344cd46caSbillm 		flagbits['g'] = ZDB_FLAG_GBH;
241444cd46caSbillm 		flagbits['i'] = ZDB_FLAG_INDIRECT;
241544cd46caSbillm 		flagbits['p'] = ZDB_FLAG_PHYS;
241644cd46caSbillm 		flagbits['r'] = ZDB_FLAG_RAW;
241744cd46caSbillm 
241844cd46caSbillm 		spa = NULL;
241944cd46caSbillm 		while (argv[0]) {
242044cd46caSbillm 			zdb_read_block(argv[0], &spa);
242144cd46caSbillm 			argv++;
242244cd46caSbillm 			argc--;
242344cd46caSbillm 		}
242444cd46caSbillm 		if (spa)
242544cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
242644cd46caSbillm 		return (0);
242744cd46caSbillm 	}
242844cd46caSbillm 
2429fa9e4066Sahrens 	if (dump_opt['C'])
2430fa9e4066Sahrens 		dump_config(argv[0]);
2431fa9e4066Sahrens 
2432c5904d13Seschrock 	error = 0;
24333ad6c7f9SVictor Latushkin 	target = argv[0];
2434990b4856Slling 
24353ad6c7f9SVictor Latushkin 	if (dump_opt['e']) {
24363ad6c7f9SVictor Latushkin 		nvlist_t *cfg = NULL;
24373ad6c7f9SVictor Latushkin 		char *name = find_zpool(&target, &cfg, nsearch, searchdirs);
2438990b4856Slling 
24393ad6c7f9SVictor Latushkin 		error = ENOENT;
24403ad6c7f9SVictor Latushkin 		if (name) {
24413ad6c7f9SVictor Latushkin 			if ((error = spa_import(name, cfg, NULL)) != 0)
24423ad6c7f9SVictor Latushkin 				error = spa_import_verbatim(name, cfg, NULL);
2443de6628f0Sck 		}
2444c5904d13Seschrock 	}
2445c5904d13Seschrock 
2446c5904d13Seschrock 	if (error == 0) {
24473ad6c7f9SVictor Latushkin 		if (strpbrk(target, "/@") != NULL) {
24483ad6c7f9SVictor Latushkin 			error = dmu_objset_own(target, DMU_OST_ANY,
2449503ad85cSMatthew Ahrens 			    B_TRUE, FTAG, &os);
2450c5904d13Seschrock 		} else {
24513ad6c7f9SVictor Latushkin 			error = spa_open(target, &spa, FTAG);
24528f18d1faSGeorge Wilson 			if (error) {
24538f18d1faSGeorge Wilson 				/*
24548f18d1faSGeorge Wilson 				 * If we're missing the log device then
24558f18d1faSGeorge Wilson 				 * try opening the pool after clearing the
24568f18d1faSGeorge Wilson 				 * log state.
24578f18d1faSGeorge Wilson 				 */
24588f18d1faSGeorge Wilson 				mutex_enter(&spa_namespace_lock);
24593ad6c7f9SVictor Latushkin 				if ((spa = spa_lookup(target)) != NULL &&
24608f18d1faSGeorge Wilson 				    spa->spa_log_state == SPA_LOG_MISSING) {
24618f18d1faSGeorge Wilson 					spa->spa_log_state = SPA_LOG_CLEAR;
24628f18d1faSGeorge Wilson 					error = 0;
24638f18d1faSGeorge Wilson 				}
24648f18d1faSGeorge Wilson 				mutex_exit(&spa_namespace_lock);
24658f18d1faSGeorge Wilson 
24668f18d1faSGeorge Wilson 				if (!error)
24673ad6c7f9SVictor Latushkin 					error = spa_open(target, &spa, FTAG);
24688f18d1faSGeorge Wilson 			}
2469c5904d13Seschrock 		}
2470fa9e4066Sahrens 	}
2471fa9e4066Sahrens 
2472fa9e4066Sahrens 	if (error)
24733ad6c7f9SVictor Latushkin 		fatal("can't open '%s': %s", target, strerror(error));
2474fa9e4066Sahrens 
2475fa9e4066Sahrens 	argv++;
2476fa9e4066Sahrens 	if (--argc > 0) {
2477fa9e4066Sahrens 		zopt_objects = argc;
2478fa9e4066Sahrens 		zopt_object = calloc(zopt_objects, sizeof (uint64_t));
2479fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++) {
2480fa9e4066Sahrens 			errno = 0;
2481fa9e4066Sahrens 			zopt_object[i] = strtoull(argv[i], NULL, 0);
2482fa9e4066Sahrens 			if (zopt_object[i] == 0 && errno != 0)
2483fa9e4066Sahrens 				fatal("bad object number %s: %s",
2484fa9e4066Sahrens 				    argv[i], strerror(errno));
2485fa9e4066Sahrens 		}
2486fa9e4066Sahrens 	}
2487fa9e4066Sahrens 
2488fa9e4066Sahrens 	if (os != NULL) {
2489fa9e4066Sahrens 		dump_dir(os);
2490503ad85cSMatthew Ahrens 		dmu_objset_disown(os, FTAG);
2491fa9e4066Sahrens 	} else {
2492fa9e4066Sahrens 		dump_zpool(spa);
2493fa9e4066Sahrens 		spa_close(spa, FTAG);
2494fa9e4066Sahrens 	}
2495fa9e4066Sahrens 
2496e0d35c44Smarks 	fuid_table_destroy();
2497e0d35c44Smarks 
2498de6628f0Sck 	libzfs_fini(g_zfs);
2499fa9e4066Sahrens 	kernel_fini();
2500fa9e4066Sahrens 
2501fa9e4066Sahrens 	return (0);
2502fa9e4066Sahrens }
2503