xref: /illumos-gate/usr/src/cmd/zdb/zdb.c (revision 503ad85c168c7992ccc310af845a581cff3c72b5)
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 
58fa9e4066Sahrens const char cmdname[] = "zdb";
59fa9e4066Sahrens uint8_t dump_opt[256];
60fa9e4066Sahrens 
61fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size);
62fa9e4066Sahrens 
63fa9e4066Sahrens extern void dump_intent_log(zilog_t *);
64fa9e4066Sahrens uint64_t *zopt_object = NULL;
65fa9e4066Sahrens int zopt_objects = 0;
66de6628f0Sck libzfs_handle_t *g_zfs;
67d41e7643Sek boolean_t zdb_sig_user_data = B_TRUE;
68d41e7643Sek int zdb_sig_cksumalg = ZIO_CHECKSUM_SHA256;
69fa9e4066Sahrens 
70fa9e4066Sahrens /*
71fa9e4066Sahrens  * These libumem hooks provide a reasonable set of defaults for the allocator's
72fa9e4066Sahrens  * debugging facilities.
73fa9e4066Sahrens  */
74fa9e4066Sahrens const char *
75fa9e4066Sahrens _umem_debug_init()
76fa9e4066Sahrens {
77fa9e4066Sahrens 	return ("default,verbose"); /* $UMEM_DEBUG setting */
78fa9e4066Sahrens }
79fa9e4066Sahrens 
80fa9e4066Sahrens const char *
81fa9e4066Sahrens _umem_logging_init(void)
82fa9e4066Sahrens {
83fa9e4066Sahrens 	return ("fail,contents"); /* $UMEM_LOGGING setting */
84fa9e4066Sahrens }
85fa9e4066Sahrens 
86fa9e4066Sahrens static void
87fa9e4066Sahrens usage(void)
88fa9e4066Sahrens {
89fa9e4066Sahrens 	(void) fprintf(stderr,
902e551927SVictor Latushkin 	    "Usage: %s [-udibcsvL] [-U cachefile_path] [-t txg]\n"
912e551927SVictor Latushkin 	    "\t   [-S user:cksumalg] "
92fa9e4066Sahrens 	    "dataset [object...]\n"
93fa9e4066Sahrens 	    "       %s -C [pool]\n"
9444cd46caSbillm 	    "       %s -l dev\n"
95e7cbe64fSgw 	    "       %s -R pool:vdev:offset:size:flags\n"
963a57275aSck 	    "       %s [-p path_to_vdev_dir]\n"
973a57275aSck 	    "       %s -e pool | GUID | devid ...\n",
983a57275aSck 	    cmdname, cmdname, cmdname, cmdname, cmdname, cmdname);
99fa9e4066Sahrens 
100fa9e4066Sahrens 	(void) fprintf(stderr, "	-u uberblock\n");
101fa9e4066Sahrens 	(void) fprintf(stderr, "	-d datasets\n");
102fa9e4066Sahrens 	(void) fprintf(stderr, "        -C cached pool configuration\n");
103fa9e4066Sahrens 	(void) fprintf(stderr, "	-i intent logs\n");
104fa9e4066Sahrens 	(void) fprintf(stderr, "	-b block statistics\n");
105d6e555bdSGeorge Wilson 	(void) fprintf(stderr, "	-m metaslabs\n");
1066365109dSVictor Latushkin 	(void) fprintf(stderr, "	-c checksum all metadata (twice for "
1076365109dSVictor Latushkin 	    "all data) blocks\n");
108fa9e4066Sahrens 	(void) fprintf(stderr, "	-s report stats on zdb's I/O\n");
109d41e7643Sek 	(void) fprintf(stderr, "	-S <user|all>:<cksum_alg|all> -- "
110d41e7643Sek 	    "dump blkptr signatures\n");
111fa9e4066Sahrens 	(void) fprintf(stderr, "	-v verbose (applies to all others)\n");
112fa9e4066Sahrens 	(void) fprintf(stderr, "        -l dump label contents\n");
11382a0a985SVictor Latushkin 	(void) fprintf(stderr, "        -L disable leak tracking (do not "
11482a0a985SVictor Latushkin 	    "load spacemaps)\n");
1153a57275aSck 	(void) fprintf(stderr, "	-U cachefile_path -- use alternate "
1163a57275aSck 	    "cachefile\n");
117d41e7643Sek 	(void) fprintf(stderr, "        -R read and display block from a "
11844cd46caSbillm 	    "device\n");
1193a57275aSck 	(void) fprintf(stderr, "        -e Pool is exported/destroyed/"
1203a57275aSck 	    "has altroot\n");
121de6628f0Sck 	(void) fprintf(stderr, "	-p <Path to vdev dir> (use with -e)\n");
1222e551927SVictor Latushkin 	(void) fprintf(stderr, "	-t <txg> highest txg to use when "
1232e551927SVictor Latushkin 	    "searching for uberblocks\n");
124fa9e4066Sahrens 	(void) fprintf(stderr, "Specify an option more than once (e.g. -bb) "
125fa9e4066Sahrens 	    "to make only that option verbose\n");
126fa9e4066Sahrens 	(void) fprintf(stderr, "Default is to dump everything non-verbosely\n");
127fa9e4066Sahrens 	exit(1);
128fa9e4066Sahrens }
129fa9e4066Sahrens 
130ccba0801SRich Morris /*
131ccba0801SRich Morris  * Called for usage errors that are discovered after a call to spa_open(),
132ccba0801SRich Morris  * dmu_bonus_hold(), or pool_match().  abort() is called for other errors.
133ccba0801SRich Morris  */
134ccba0801SRich Morris 
135fa9e4066Sahrens static void
136fa9e4066Sahrens fatal(const char *fmt, ...)
137fa9e4066Sahrens {
138fa9e4066Sahrens 	va_list ap;
139fa9e4066Sahrens 
140fa9e4066Sahrens 	va_start(ap, fmt);
141fa9e4066Sahrens 	(void) fprintf(stderr, "%s: ", cmdname);
142fa9e4066Sahrens 	(void) vfprintf(stderr, fmt, ap);
143fa9e4066Sahrens 	va_end(ap);
144fa9e4066Sahrens 	(void) fprintf(stderr, "\n");
145fa9e4066Sahrens 
146ccba0801SRich Morris 	exit(1);
147fa9e4066Sahrens }
148fa9e4066Sahrens 
149fa9e4066Sahrens static void
150fa9e4066Sahrens dump_nvlist(nvlist_t *list, int indent)
151fa9e4066Sahrens {
152fa9e4066Sahrens 	nvpair_t *elem = NULL;
153fa9e4066Sahrens 
154fa9e4066Sahrens 	while ((elem = nvlist_next_nvpair(list, elem)) != NULL) {
155fa9e4066Sahrens 		switch (nvpair_type(elem)) {
156fa9e4066Sahrens 		case DATA_TYPE_STRING:
157fa9e4066Sahrens 			{
158fa9e4066Sahrens 				char *value;
159fa9e4066Sahrens 
160fa9e4066Sahrens 				VERIFY(nvpair_value_string(elem, &value) == 0);
161fa9e4066Sahrens 				(void) printf("%*s%s='%s'\n", indent, "",
162fa9e4066Sahrens 				    nvpair_name(elem), value);
163fa9e4066Sahrens 			}
164fa9e4066Sahrens 			break;
165fa9e4066Sahrens 
166fa9e4066Sahrens 		case DATA_TYPE_UINT64:
167fa9e4066Sahrens 			{
168fa9e4066Sahrens 				uint64_t value;
169fa9e4066Sahrens 
170fa9e4066Sahrens 				VERIFY(nvpair_value_uint64(elem, &value) == 0);
171fa9e4066Sahrens 				(void) printf("%*s%s=%llu\n", indent, "",
172fa9e4066Sahrens 				    nvpair_name(elem), (u_longlong_t)value);
173fa9e4066Sahrens 			}
174fa9e4066Sahrens 			break;
175fa9e4066Sahrens 
176fa9e4066Sahrens 		case DATA_TYPE_NVLIST:
177fa9e4066Sahrens 			{
178fa9e4066Sahrens 				nvlist_t *value;
179fa9e4066Sahrens 
180fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist(elem, &value) == 0);
181fa9e4066Sahrens 				(void) printf("%*s%s\n", indent, "",
182fa9e4066Sahrens 				    nvpair_name(elem));
183fa9e4066Sahrens 				dump_nvlist(value, indent + 4);
184fa9e4066Sahrens 			}
185fa9e4066Sahrens 			break;
186fa9e4066Sahrens 
187fa9e4066Sahrens 		case DATA_TYPE_NVLIST_ARRAY:
188fa9e4066Sahrens 			{
189fa9e4066Sahrens 				nvlist_t **value;
190fa9e4066Sahrens 				uint_t c, count;
191fa9e4066Sahrens 
192fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist_array(elem, &value,
193fa9e4066Sahrens 				    &count) == 0);
194fa9e4066Sahrens 
195fa9e4066Sahrens 				for (c = 0; c < count; c++) {
196fa9e4066Sahrens 					(void) printf("%*s%s[%u]\n", indent, "",
197fa9e4066Sahrens 					    nvpair_name(elem), c);
198fa9e4066Sahrens 					dump_nvlist(value[c], indent + 8);
199fa9e4066Sahrens 				}
200fa9e4066Sahrens 			}
201fa9e4066Sahrens 			break;
202fa9e4066Sahrens 
203fa9e4066Sahrens 		default:
204fa9e4066Sahrens 
205fa9e4066Sahrens 			(void) printf("bad config type %d for %s\n",
206fa9e4066Sahrens 			    nvpair_type(elem), nvpair_name(elem));
207fa9e4066Sahrens 		}
208fa9e4066Sahrens 	}
209fa9e4066Sahrens }
210fa9e4066Sahrens 
211fa9e4066Sahrens /* ARGSUSED */
212fa9e4066Sahrens static void
213fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size)
214fa9e4066Sahrens {
215fa9e4066Sahrens 	nvlist_t *nv;
216fa9e4066Sahrens 	size_t nvsize = *(uint64_t *)data;
217fa9e4066Sahrens 	char *packed = umem_alloc(nvsize, UMEM_NOFAIL);
218fa9e4066Sahrens 
2197bfdf011SNeil Perrin 	VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH));
220fa9e4066Sahrens 
221fa9e4066Sahrens 	VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0);
222fa9e4066Sahrens 
223fa9e4066Sahrens 	umem_free(packed, nvsize);
224fa9e4066Sahrens 
225fa9e4066Sahrens 	dump_nvlist(nv, 8);
226fa9e4066Sahrens 
227fa9e4066Sahrens 	nvlist_free(nv);
228fa9e4066Sahrens }
229fa9e4066Sahrens 
230fa9e4066Sahrens const char dump_zap_stars[] = "****************************************";
231fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1;
232fa9e4066Sahrens 
233fa9e4066Sahrens static void
234fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE])
235fa9e4066Sahrens {
236fa9e4066Sahrens 	int i;
237fa9e4066Sahrens 	int minidx = ZAP_HISTOGRAM_SIZE - 1;
238fa9e4066Sahrens 	int maxidx = 0;
239fa9e4066Sahrens 	uint64_t max = 0;
240fa9e4066Sahrens 
241fa9e4066Sahrens 	for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) {
242fa9e4066Sahrens 		if (histo[i] > max)
243fa9e4066Sahrens 			max = histo[i];
244fa9e4066Sahrens 		if (histo[i] > 0 && i > maxidx)
245fa9e4066Sahrens 			maxidx = i;
246fa9e4066Sahrens 		if (histo[i] > 0 && i < minidx)
247fa9e4066Sahrens 			minidx = i;
248fa9e4066Sahrens 	}
249fa9e4066Sahrens 
250fa9e4066Sahrens 	if (max < dump_zap_width)
251fa9e4066Sahrens 		max = dump_zap_width;
252fa9e4066Sahrens 
253fa9e4066Sahrens 	for (i = minidx; i <= maxidx; i++)
254fa9e4066Sahrens 		(void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i],
255fa9e4066Sahrens 		    &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]);
256fa9e4066Sahrens }
257fa9e4066Sahrens 
258fa9e4066Sahrens static void
259fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object)
260fa9e4066Sahrens {
261fa9e4066Sahrens 	int error;
262fa9e4066Sahrens 	zap_stats_t zs;
263fa9e4066Sahrens 
264fa9e4066Sahrens 	error = zap_get_stats(os, object, &zs);
265fa9e4066Sahrens 	if (error)
266fa9e4066Sahrens 		return;
267fa9e4066Sahrens 
268fa9e4066Sahrens 	if (zs.zs_ptrtbl_len == 0) {
269fa9e4066Sahrens 		ASSERT(zs.zs_num_blocks == 1);
270fa9e4066Sahrens 		(void) printf("\tmicrozap: %llu bytes, %llu entries\n",
271fa9e4066Sahrens 		    (u_longlong_t)zs.zs_blocksize,
272fa9e4066Sahrens 		    (u_longlong_t)zs.zs_num_entries);
273fa9e4066Sahrens 		return;
274fa9e4066Sahrens 	}
275fa9e4066Sahrens 
276fa9e4066Sahrens 	(void) printf("\tFat ZAP stats:\n");
2778248818dSnd 
2788248818dSnd 	(void) printf("\t\tPointer table:\n");
2798248818dSnd 	(void) printf("\t\t\t%llu elements\n",
280fa9e4066Sahrens 	    (u_longlong_t)zs.zs_ptrtbl_len);
2818248818dSnd 	(void) printf("\t\t\tzt_blk: %llu\n",
2828248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_blk);
2838248818dSnd 	(void) printf("\t\t\tzt_numblks: %llu\n",
2848248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_numblks);
2858248818dSnd 	(void) printf("\t\t\tzt_shift: %llu\n",
2868248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_shift);
2878248818dSnd 	(void) printf("\t\t\tzt_blks_copied: %llu\n",
2888248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_blks_copied);
2898248818dSnd 	(void) printf("\t\t\tzt_nextblk: %llu\n",
2908248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_nextblk);
2918248818dSnd 
292fa9e4066Sahrens 	(void) printf("\t\tZAP entries: %llu\n",
293fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_entries);
294fa9e4066Sahrens 	(void) printf("\t\tLeaf blocks: %llu\n",
295fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_leafs);
296fa9e4066Sahrens 	(void) printf("\t\tTotal blocks: %llu\n",
297fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_blocks);
2988248818dSnd 	(void) printf("\t\tzap_block_type: 0x%llx\n",
2998248818dSnd 	    (u_longlong_t)zs.zs_block_type);
3008248818dSnd 	(void) printf("\t\tzap_magic: 0x%llx\n",
3018248818dSnd 	    (u_longlong_t)zs.zs_magic);
3028248818dSnd 	(void) printf("\t\tzap_salt: 0x%llx\n",
3038248818dSnd 	    (u_longlong_t)zs.zs_salt);
304fa9e4066Sahrens 
305fa9e4066Sahrens 	(void) printf("\t\tLeafs with 2^n pointers:\n");
306fa9e4066Sahrens 	dump_zap_histogram(zs.zs_leafs_with_2n_pointers);
307fa9e4066Sahrens 
308fa9e4066Sahrens 	(void) printf("\t\tBlocks with n*5 entries:\n");
309fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_with_n5_entries);
310fa9e4066Sahrens 
311fa9e4066Sahrens 	(void) printf("\t\tBlocks n/10 full:\n");
312fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_n_tenths_full);
313fa9e4066Sahrens 
314fa9e4066Sahrens 	(void) printf("\t\tEntries with n chunks:\n");
315fa9e4066Sahrens 	dump_zap_histogram(zs.zs_entries_using_n_chunks);
316fa9e4066Sahrens 
317fa9e4066Sahrens 	(void) printf("\t\tBuckets with n entries:\n");
318fa9e4066Sahrens 	dump_zap_histogram(zs.zs_buckets_with_n_entries);
319fa9e4066Sahrens }
320fa9e4066Sahrens 
321fa9e4066Sahrens /*ARGSUSED*/
322fa9e4066Sahrens static void
323fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size)
324fa9e4066Sahrens {
325fa9e4066Sahrens }
326fa9e4066Sahrens 
327fa9e4066Sahrens /*ARGSUSED*/
328fa9e4066Sahrens void
329fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size)
330fa9e4066Sahrens {
331fa9e4066Sahrens }
332fa9e4066Sahrens 
333fa9e4066Sahrens /*ARGSUSED*/
334fa9e4066Sahrens static void
335fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size)
336fa9e4066Sahrens {
337fa9e4066Sahrens }
338fa9e4066Sahrens 
339fa9e4066Sahrens /*ARGSUSED*/
340fa9e4066Sahrens static void
341fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size)
342fa9e4066Sahrens {
343fa9e4066Sahrens 	zap_cursor_t zc;
344fa9e4066Sahrens 	zap_attribute_t attr;
345fa9e4066Sahrens 	void *prop;
346fa9e4066Sahrens 	int i;
347fa9e4066Sahrens 
348fa9e4066Sahrens 	dump_zap_stats(os, object);
349fa9e4066Sahrens 	(void) printf("\n");
350fa9e4066Sahrens 
351fa9e4066Sahrens 	for (zap_cursor_init(&zc, os, object);
352fa9e4066Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
353fa9e4066Sahrens 	    zap_cursor_advance(&zc)) {
354fa9e4066Sahrens 		(void) printf("\t\t%s = ", attr.za_name);
355fa9e4066Sahrens 		if (attr.za_num_integers == 0) {
356fa9e4066Sahrens 			(void) printf("\n");
357fa9e4066Sahrens 			continue;
358fa9e4066Sahrens 		}
359fa9e4066Sahrens 		prop = umem_zalloc(attr.za_num_integers *
360fa9e4066Sahrens 		    attr.za_integer_length, UMEM_NOFAIL);
361fa9e4066Sahrens 		(void) zap_lookup(os, object, attr.za_name,
362fa9e4066Sahrens 		    attr.za_integer_length, attr.za_num_integers, prop);
363fa9e4066Sahrens 		if (attr.za_integer_length == 1) {
364fa9e4066Sahrens 			(void) printf("%s", (char *)prop);
365fa9e4066Sahrens 		} else {
366fa9e4066Sahrens 			for (i = 0; i < attr.za_num_integers; i++) {
367fa9e4066Sahrens 				switch (attr.za_integer_length) {
368fa9e4066Sahrens 				case 2:
369fa9e4066Sahrens 					(void) printf("%u ",
370fa9e4066Sahrens 					    ((uint16_t *)prop)[i]);
371fa9e4066Sahrens 					break;
372fa9e4066Sahrens 				case 4:
373fa9e4066Sahrens 					(void) printf("%u ",
374fa9e4066Sahrens 					    ((uint32_t *)prop)[i]);
375fa9e4066Sahrens 					break;
376fa9e4066Sahrens 				case 8:
377fa9e4066Sahrens 					(void) printf("%lld ",
378fa9e4066Sahrens 					    (u_longlong_t)((int64_t *)prop)[i]);
379fa9e4066Sahrens 					break;
380fa9e4066Sahrens 				}
381fa9e4066Sahrens 			}
382fa9e4066Sahrens 		}
383fa9e4066Sahrens 		(void) printf("\n");
384fa9e4066Sahrens 		umem_free(prop, attr.za_num_integers * attr.za_integer_length);
385fa9e4066Sahrens 	}
38687e5029aSahrens 	zap_cursor_fini(&zc);
387fa9e4066Sahrens }
388fa9e4066Sahrens 
389e7437265Sahrens /*ARGSUSED*/
390e7437265Sahrens static void
391e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size)
392e7437265Sahrens {
393e7437265Sahrens 	zap_cursor_t zc;
394e7437265Sahrens 	zap_attribute_t attr;
395e7437265Sahrens 	const char *typenames[] = {
396e7437265Sahrens 		/* 0 */ "not specified",
397e7437265Sahrens 		/* 1 */ "FIFO",
398e7437265Sahrens 		/* 2 */ "Character Device",
399e7437265Sahrens 		/* 3 */ "3 (invalid)",
400e7437265Sahrens 		/* 4 */ "Directory",
401e7437265Sahrens 		/* 5 */ "5 (invalid)",
402e7437265Sahrens 		/* 6 */ "Block Device",
403e7437265Sahrens 		/* 7 */ "7 (invalid)",
404e7437265Sahrens 		/* 8 */ "Regular File",
405e7437265Sahrens 		/* 9 */ "9 (invalid)",
406e7437265Sahrens 		/* 10 */ "Symbolic Link",
407e7437265Sahrens 		/* 11 */ "11 (invalid)",
408e7437265Sahrens 		/* 12 */ "Socket",
409e7437265Sahrens 		/* 13 */ "Door",
410e7437265Sahrens 		/* 14 */ "Event Port",
411e7437265Sahrens 		/* 15 */ "15 (invalid)",
412e7437265Sahrens 	};
413e7437265Sahrens 
414e7437265Sahrens 	dump_zap_stats(os, object);
415e7437265Sahrens 	(void) printf("\n");
416e7437265Sahrens 
417e7437265Sahrens 	for (zap_cursor_init(&zc, os, object);
418e7437265Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
419e7437265Sahrens 	    zap_cursor_advance(&zc)) {
420e7437265Sahrens 		(void) printf("\t\t%s = %lld (type: %s)\n",
421e7437265Sahrens 		    attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer),
422e7437265Sahrens 		    typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]);
423e7437265Sahrens 	}
424e7437265Sahrens 	zap_cursor_fini(&zc);
425e7437265Sahrens }
426e7437265Sahrens 
427fa9e4066Sahrens static void
428fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm)
429fa9e4066Sahrens {
430fa9e4066Sahrens 	uint64_t alloc, offset, entry;
431ecc2d604Sbonwick 	uint8_t mapshift = sm->sm_shift;
432fa9e4066Sahrens 	uint64_t mapstart = sm->sm_start;
4338053a263Sck 	char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID",
4348053a263Sck 			    "INVALID", "INVALID", "INVALID", "INVALID" };
435fa9e4066Sahrens 
436fa9e4066Sahrens 	if (smo->smo_object == 0)
437fa9e4066Sahrens 		return;
438fa9e4066Sahrens 
439fa9e4066Sahrens 	/*
440fa9e4066Sahrens 	 * Print out the freelist entries in both encoded and decoded form.
441fa9e4066Sahrens 	 */
442fa9e4066Sahrens 	alloc = 0;
443fa9e4066Sahrens 	for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) {
444ea8dc4b6Seschrock 		VERIFY(0 == dmu_read(os, smo->smo_object, offset,
4457bfdf011SNeil Perrin 		    sizeof (entry), &entry, DMU_READ_PREFETCH));
446fa9e4066Sahrens 		if (SM_DEBUG_DECODE(entry)) {
447fa9e4066Sahrens 			(void) printf("\t\t[%4llu] %s: txg %llu, pass %llu\n",
448fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
449fa9e4066Sahrens 			    ddata[SM_DEBUG_ACTION_DECODE(entry)],
4505ad82045Snd 			    (u_longlong_t)SM_DEBUG_TXG_DECODE(entry),
4515ad82045Snd 			    (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry));
452fa9e4066Sahrens 		} else {
453fa9e4066Sahrens 			(void) printf("\t\t[%4llu]    %c  range:"
454fa9e4066Sahrens 			    " %08llx-%08llx  size: %06llx\n",
455fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
456fa9e4066Sahrens 			    SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F',
4575ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4585ad82045Snd 			    mapshift) + mapstart),
4595ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4605ad82045Snd 			    mapshift) + mapstart + (SM_RUN_DECODE(entry) <<
4615ad82045Snd 			    mapshift)),
4625ad82045Snd 			    (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift));
463fa9e4066Sahrens 			if (SM_TYPE_DECODE(entry) == SM_ALLOC)
464fa9e4066Sahrens 				alloc += SM_RUN_DECODE(entry) << mapshift;
465fa9e4066Sahrens 			else
466fa9e4066Sahrens 				alloc -= SM_RUN_DECODE(entry) << mapshift;
467fa9e4066Sahrens 		}
468fa9e4066Sahrens 	}
469fa9e4066Sahrens 	if (alloc != smo->smo_alloc) {
470fa9e4066Sahrens 		(void) printf("space_map_object alloc (%llu) INCONSISTENT "
471fa9e4066Sahrens 		    "with space map summary (%llu)\n",
472fa9e4066Sahrens 		    (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc);
473fa9e4066Sahrens 	}
474fa9e4066Sahrens }
475fa9e4066Sahrens 
476d6e555bdSGeorge Wilson static void
477d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp)
478d6e555bdSGeorge Wilson {
479d6e555bdSGeorge Wilson 	char maxbuf[5];
480d6e555bdSGeorge Wilson 	space_map_t *sm = &msp->ms_map;
481d6e555bdSGeorge Wilson 	avl_tree_t *t = sm->sm_pp_root;
482d6e555bdSGeorge Wilson 	int free_pct = sm->sm_space * 100 / sm->sm_size;
483d6e555bdSGeorge Wilson 
484d6e555bdSGeorge Wilson 	nicenum(space_map_maxsize(sm), maxbuf);
485d6e555bdSGeorge Wilson 
486d6e555bdSGeorge Wilson 	(void) printf("\t %20s %10lu   %7s  %6s   %4s %4d%%\n",
487d6e555bdSGeorge Wilson 	    "segments", avl_numnodes(t), "maxsize", maxbuf,
488d6e555bdSGeorge Wilson 	    "freepct", free_pct);
489d6e555bdSGeorge Wilson }
490d6e555bdSGeorge Wilson 
491fa9e4066Sahrens static void
492fa9e4066Sahrens dump_metaslab(metaslab_t *msp)
493fa9e4066Sahrens {
494fa9e4066Sahrens 	char freebuf[5];
495ecc2d604Sbonwick 	space_map_obj_t *smo = &msp->ms_smo;
496fa9e4066Sahrens 	vdev_t *vd = msp->ms_group->mg_vd;
497fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
498fa9e4066Sahrens 
499fa9e4066Sahrens 	nicenum(msp->ms_map.sm_size - smo->smo_alloc, freebuf);
500fa9e4066Sahrens 
501fa9e4066Sahrens 	(void) printf(
502d6e555bdSGeorge Wilson 	    "\tvdev %5llu   offset %12llx   spacemap %6llu   free    %5s\n",
503fa9e4066Sahrens 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)msp->ms_map.sm_start,
504fa9e4066Sahrens 	    (u_longlong_t)smo->smo_object, freebuf);
505fa9e4066Sahrens 
506d6e555bdSGeorge Wilson 	if (dump_opt['m'] > 1) {
507d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
508d6e555bdSGeorge Wilson 		VERIFY(space_map_load(&msp->ms_map, zfs_metaslab_ops,
509d6e555bdSGeorge Wilson 		    SM_FREE, &msp->ms_smo, spa->spa_meta_objset) == 0);
510d6e555bdSGeorge Wilson 		dump_metaslab_stats(msp);
511d6e555bdSGeorge Wilson 		space_map_unload(&msp->ms_map);
512d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
513d6e555bdSGeorge Wilson 	}
514d6e555bdSGeorge Wilson 
515d6e555bdSGeorge Wilson 	if (dump_opt['d'] > 5 || dump_opt['m'] > 2) {
516d6e555bdSGeorge Wilson 		ASSERT(msp->ms_map.sm_size == (1ULL << vd->vdev_ms_shift));
517d6e555bdSGeorge Wilson 
518d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
519d6e555bdSGeorge Wilson 		dump_spacemap(spa->spa_meta_objset, smo, &msp->ms_map);
520d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
521d6e555bdSGeorge Wilson 	}
522fa9e4066Sahrens 
523fa9e4066Sahrens }
524fa9e4066Sahrens 
525fa9e4066Sahrens static void
526fa9e4066Sahrens dump_metaslabs(spa_t *spa)
527fa9e4066Sahrens {
528fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
529fa9e4066Sahrens 	vdev_t *vd;
530fa9e4066Sahrens 	int c, m;
531fa9e4066Sahrens 
532fa9e4066Sahrens 	(void) printf("\nMetaslabs:\n");
533fa9e4066Sahrens 
534fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
535fa9e4066Sahrens 		vd = rvd->vdev_child[c];
536fa9e4066Sahrens 
537d6e555bdSGeorge Wilson 		(void) printf("\t%-10s   %-19s   %-15s   %-10s\n",
538d6e555bdSGeorge Wilson 		    "vdev", "offset", "spacemap", "free");
539d6e555bdSGeorge Wilson 		(void) printf("\t%10s   %19s   %15s   %10s\n",
540d6e555bdSGeorge Wilson 		    "----------", "-------------------",
541d6e555bdSGeorge Wilson 		    "---------------", "-------------");
542fa9e4066Sahrens 
543fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++)
544fa9e4066Sahrens 			dump_metaslab(vd->vdev_ms[m]);
545fa9e4066Sahrens 		(void) printf("\n");
546fa9e4066Sahrens 	}
547fa9e4066Sahrens }
548fa9e4066Sahrens 
5498ad4d6ddSJeff Bonwick static void
5508ad4d6ddSJeff Bonwick dump_dtl_seg(space_map_t *sm, uint64_t start, uint64_t size)
5518ad4d6ddSJeff Bonwick {
5528ad4d6ddSJeff Bonwick 	char *prefix = (void *)sm;
5538ad4d6ddSJeff Bonwick 
5548ad4d6ddSJeff Bonwick 	(void) printf("%s [%llu,%llu) length %llu\n",
5558ad4d6ddSJeff Bonwick 	    prefix,
5568ad4d6ddSJeff Bonwick 	    (u_longlong_t)start,
5578ad4d6ddSJeff Bonwick 	    (u_longlong_t)(start + size),
5588ad4d6ddSJeff Bonwick 	    (u_longlong_t)(size));
5598ad4d6ddSJeff Bonwick }
5608ad4d6ddSJeff Bonwick 
561fa9e4066Sahrens static void
562fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent)
563fa9e4066Sahrens {
5648ad4d6ddSJeff Bonwick 	spa_t *spa = vd->vdev_spa;
5658ad4d6ddSJeff Bonwick 	boolean_t required;
5668ad4d6ddSJeff Bonwick 	char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" };
5678ad4d6ddSJeff Bonwick 	char prefix[256];
5688ad4d6ddSJeff Bonwick 
5698ad4d6ddSJeff Bonwick 	spa_vdev_state_enter(spa);
5708ad4d6ddSJeff Bonwick 	required = vdev_dtl_required(vd);
5718ad4d6ddSJeff Bonwick 	(void) spa_vdev_state_exit(spa, NULL, 0);
572fa9e4066Sahrens 
573fa9e4066Sahrens 	if (indent == 0)
574fa9e4066Sahrens 		(void) printf("\nDirty time logs:\n\n");
575fa9e4066Sahrens 
5768ad4d6ddSJeff Bonwick 	(void) printf("\t%*s%s [%s]\n", indent, "",
577e14bb325SJeff Bonwick 	    vd->vdev_path ? vd->vdev_path :
5788ad4d6ddSJeff Bonwick 	    vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa),
5798ad4d6ddSJeff Bonwick 	    required ? "DTL-required" : "DTL-expendable");
580fa9e4066Sahrens 
5818ad4d6ddSJeff Bonwick 	for (int t = 0; t < DTL_TYPES; t++) {
5828ad4d6ddSJeff Bonwick 		space_map_t *sm = &vd->vdev_dtl[t];
5838ad4d6ddSJeff Bonwick 		if (sm->sm_space == 0)
5848ad4d6ddSJeff Bonwick 			continue;
5858ad4d6ddSJeff Bonwick 		(void) snprintf(prefix, sizeof (prefix), "\t%*s%s",
5868ad4d6ddSJeff Bonwick 		    indent + 2, "", name[t]);
5878ad4d6ddSJeff Bonwick 		mutex_enter(sm->sm_lock);
5888ad4d6ddSJeff Bonwick 		space_map_walk(sm, dump_dtl_seg, (void *)prefix);
5898ad4d6ddSJeff Bonwick 		mutex_exit(sm->sm_lock);
5908ad4d6ddSJeff Bonwick 		if (dump_opt['d'] > 5 && vd->vdev_children == 0)
5918ad4d6ddSJeff Bonwick 			dump_spacemap(spa->spa_meta_objset,
5928ad4d6ddSJeff Bonwick 			    &vd->vdev_dtl_smo, sm);
593fa9e4066Sahrens 	}
594fa9e4066Sahrens 
5958ad4d6ddSJeff Bonwick 	for (int c = 0; c < vd->vdev_children; c++)
596fa9e4066Sahrens 		dump_dtl(vd->vdev_child[c], indent + 4);
597fa9e4066Sahrens }
598fa9e4066Sahrens 
599fa9e4066Sahrens /*ARGSUSED*/
600fa9e4066Sahrens static void
601fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size)
602fa9e4066Sahrens {
603fa9e4066Sahrens }
604fa9e4066Sahrens 
605fa9e4066Sahrens static uint64_t
60688b7b0f2SMatthew Ahrens blkid2offset(const dnode_phys_t *dnp, int level, uint64_t blkid)
607fa9e4066Sahrens {
608fa9e4066Sahrens 	if (level < 0)
609fa9e4066Sahrens 		return (blkid);
610fa9e4066Sahrens 
611fa9e4066Sahrens 	return ((blkid << (level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) *
612fa9e4066Sahrens 	    dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
613fa9e4066Sahrens }
614fa9e4066Sahrens 
61544cd46caSbillm static void
61644cd46caSbillm sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp, int alldvas)
61744cd46caSbillm {
61844cd46caSbillm 	dva_t *dva = bp->blk_dva;
61944cd46caSbillm 	int ndvas = alldvas ? BP_GET_NDVAS(bp) : 1;
62044cd46caSbillm 	int i;
62144cd46caSbillm 
62244cd46caSbillm 	blkbuf[0] = '\0';
62344cd46caSbillm 
62444cd46caSbillm 	for (i = 0; i < ndvas; i++)
62544cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ",
62644cd46caSbillm 		    (u_longlong_t)DVA_GET_VDEV(&dva[i]),
62744cd46caSbillm 		    (u_longlong_t)DVA_GET_OFFSET(&dva[i]),
62844cd46caSbillm 		    (u_longlong_t)DVA_GET_ASIZE(&dva[i]));
62944cd46caSbillm 
63044cd46caSbillm 	(void) sprintf(blkbuf + strlen(blkbuf), "%llxL/%llxP F=%llu B=%llu",
63144cd46caSbillm 	    (u_longlong_t)BP_GET_LSIZE(bp),
63244cd46caSbillm 	    (u_longlong_t)BP_GET_PSIZE(bp),
63344cd46caSbillm 	    (u_longlong_t)bp->blk_fill,
63444cd46caSbillm 	    (u_longlong_t)bp->blk_birth);
63544cd46caSbillm }
63644cd46caSbillm 
63788b7b0f2SMatthew Ahrens static void
63888b7b0f2SMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_t *zb,
63988b7b0f2SMatthew Ahrens     const dnode_phys_t *dnp)
640fa9e4066Sahrens {
64188b7b0f2SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN];
642fa9e4066Sahrens 	int l;
643fa9e4066Sahrens 
64488b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type);
64588b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level);
646fa9e4066Sahrens 
64788b7b0f2SMatthew Ahrens 	(void) printf("%16llx ",
648fa9e4066Sahrens 	    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid));
649fa9e4066Sahrens 
650fa9e4066Sahrens 	ASSERT(zb->zb_level >= 0);
651fa9e4066Sahrens 
652fa9e4066Sahrens 	for (l = dnp->dn_nlevels - 1; l >= -1; l--) {
653fa9e4066Sahrens 		if (l == zb->zb_level) {
65488b7b0f2SMatthew Ahrens 			(void) printf("L%llx", (u_longlong_t)zb->zb_level);
655fa9e4066Sahrens 		} else {
65688b7b0f2SMatthew Ahrens 			(void) printf(" ");
657fa9e4066Sahrens 		}
658fa9e4066Sahrens 	}
659fa9e4066Sahrens 
66088b7b0f2SMatthew Ahrens 	sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
66188b7b0f2SMatthew Ahrens 	(void) printf("%s\n", blkbuf);
66288b7b0f2SMatthew Ahrens }
66388b7b0f2SMatthew Ahrens 
66488b7b0f2SMatthew Ahrens #define	SET_BOOKMARK(zb, objset, object, level, blkid)  \
66588b7b0f2SMatthew Ahrens {                                                       \
66688b7b0f2SMatthew Ahrens 	(zb)->zb_objset = objset;                       \
66788b7b0f2SMatthew Ahrens 	(zb)->zb_object = object;                       \
66888b7b0f2SMatthew Ahrens 	(zb)->zb_level = level;                         \
66988b7b0f2SMatthew Ahrens 	(zb)->zb_blkid = blkid;                         \
67088b7b0f2SMatthew Ahrens }
67188b7b0f2SMatthew Ahrens 
67288b7b0f2SMatthew Ahrens static int
67388b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp,
67488b7b0f2SMatthew Ahrens     blkptr_t *bp, const zbookmark_t *zb)
67588b7b0f2SMatthew Ahrens {
67688b7b0f2SMatthew Ahrens 	int err;
67788b7b0f2SMatthew Ahrens 
67888b7b0f2SMatthew Ahrens 	if (bp->blk_birth == 0)
67988b7b0f2SMatthew Ahrens 		return (0);
68088b7b0f2SMatthew Ahrens 
68188b7b0f2SMatthew Ahrens 	print_indirect(bp, zb, dnp);
68288b7b0f2SMatthew Ahrens 
68388b7b0f2SMatthew Ahrens 	if (BP_GET_LEVEL(bp) > 0) {
68488b7b0f2SMatthew Ahrens 		uint32_t flags = ARC_WAIT;
68588b7b0f2SMatthew Ahrens 		int i;
68688b7b0f2SMatthew Ahrens 		blkptr_t *cbp;
68788b7b0f2SMatthew Ahrens 		int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT;
68888b7b0f2SMatthew Ahrens 		arc_buf_t *buf;
68988b7b0f2SMatthew Ahrens 		uint64_t fill = 0;
69088b7b0f2SMatthew Ahrens 
69188b7b0f2SMatthew Ahrens 		err = arc_read_nolock(NULL, spa, bp, arc_getbuf_func, &buf,
69288b7b0f2SMatthew Ahrens 		    ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb);
69388b7b0f2SMatthew Ahrens 		if (err)
69488b7b0f2SMatthew Ahrens 			return (err);
69588b7b0f2SMatthew Ahrens 
69688b7b0f2SMatthew Ahrens 		/* recursively visit blocks below this */
69788b7b0f2SMatthew Ahrens 		cbp = buf->b_data;
69888b7b0f2SMatthew Ahrens 		for (i = 0; i < epb; i++, cbp++) {
69988b7b0f2SMatthew Ahrens 			zbookmark_t czb;
70088b7b0f2SMatthew Ahrens 
70188b7b0f2SMatthew Ahrens 			SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object,
70288b7b0f2SMatthew Ahrens 			    zb->zb_level - 1,
70388b7b0f2SMatthew Ahrens 			    zb->zb_blkid * epb + i);
70488b7b0f2SMatthew Ahrens 			err = visit_indirect(spa, dnp, cbp, &czb);
70588b7b0f2SMatthew Ahrens 			if (err)
70688b7b0f2SMatthew Ahrens 				break;
70788b7b0f2SMatthew Ahrens 			fill += cbp->blk_fill;
70888b7b0f2SMatthew Ahrens 		}
7098ad4d6ddSJeff Bonwick 		if (!err)
7108ad4d6ddSJeff Bonwick 			ASSERT3U(fill, ==, bp->blk_fill);
71188b7b0f2SMatthew Ahrens 		(void) arc_buf_remove_ref(buf, &buf);
712fa9e4066Sahrens 	}
713fa9e4066Sahrens 
71488b7b0f2SMatthew Ahrens 	return (err);
715fa9e4066Sahrens }
716fa9e4066Sahrens 
717fa9e4066Sahrens /*ARGSUSED*/
718fa9e4066Sahrens static void
71988b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn)
720fa9e4066Sahrens {
72188b7b0f2SMatthew Ahrens 	dnode_phys_t *dnp = dn->dn_phys;
72288b7b0f2SMatthew Ahrens 	int j;
72388b7b0f2SMatthew Ahrens 	zbookmark_t czb;
724fa9e4066Sahrens 
725fa9e4066Sahrens 	(void) printf("Indirect blocks:\n");
726fa9e4066Sahrens 
727*503ad85cSMatthew Ahrens 	SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset),
72888b7b0f2SMatthew Ahrens 	    dn->dn_object, dnp->dn_nlevels - 1, 0);
72988b7b0f2SMatthew Ahrens 	for (j = 0; j < dnp->dn_nblkptr; j++) {
73088b7b0f2SMatthew Ahrens 		czb.zb_blkid = j;
731*503ad85cSMatthew Ahrens 		(void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp,
73288b7b0f2SMatthew Ahrens 		    &dnp->dn_blkptr[j], &czb);
73388b7b0f2SMatthew Ahrens 	}
734fa9e4066Sahrens 
735fa9e4066Sahrens 	(void) printf("\n");
736fa9e4066Sahrens }
737fa9e4066Sahrens 
738fa9e4066Sahrens /*ARGSUSED*/
739fa9e4066Sahrens static void
740fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size)
741fa9e4066Sahrens {
742fa9e4066Sahrens 	dsl_dir_phys_t *dd = data;
743fa9e4066Sahrens 	time_t crtime;
74474e7dc98SMatthew Ahrens 	char nice[6];
745fa9e4066Sahrens 
746fa9e4066Sahrens 	if (dd == NULL)
747fa9e4066Sahrens 		return;
748fa9e4066Sahrens 
749da6c28aaSamw 	ASSERT3U(size, >=, sizeof (dsl_dir_phys_t));
750fa9e4066Sahrens 
751fa9e4066Sahrens 	crtime = dd->dd_creation_time;
752fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
753fa9e4066Sahrens 	(void) printf("\t\thead_dataset_obj = %llu\n",
754fa9e4066Sahrens 	    (u_longlong_t)dd->dd_head_dataset_obj);
755fa9e4066Sahrens 	(void) printf("\t\tparent_dir_obj = %llu\n",
756fa9e4066Sahrens 	    (u_longlong_t)dd->dd_parent_obj);
7573cb34c60Sahrens 	(void) printf("\t\torigin_obj = %llu\n",
7583cb34c60Sahrens 	    (u_longlong_t)dd->dd_origin_obj);
759fa9e4066Sahrens 	(void) printf("\t\tchild_dir_zapobj = %llu\n",
760fa9e4066Sahrens 	    (u_longlong_t)dd->dd_child_dir_zapobj);
76174e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_bytes, nice);
76274e7dc98SMatthew Ahrens 	(void) printf("\t\tused_bytes = %s\n", nice);
76374e7dc98SMatthew Ahrens 	nicenum(dd->dd_compressed_bytes, nice);
76474e7dc98SMatthew Ahrens 	(void) printf("\t\tcompressed_bytes = %s\n", nice);
76574e7dc98SMatthew Ahrens 	nicenum(dd->dd_uncompressed_bytes, nice);
76674e7dc98SMatthew Ahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", nice);
76774e7dc98SMatthew Ahrens 	nicenum(dd->dd_quota, nice);
76874e7dc98SMatthew Ahrens 	(void) printf("\t\tquota = %s\n", nice);
76974e7dc98SMatthew Ahrens 	nicenum(dd->dd_reserved, nice);
77074e7dc98SMatthew Ahrens 	(void) printf("\t\treserved = %s\n", nice);
771fa9e4066Sahrens 	(void) printf("\t\tprops_zapobj = %llu\n",
772fa9e4066Sahrens 	    (u_longlong_t)dd->dd_props_zapobj);
773ecd6cf80Smarks 	(void) printf("\t\tdeleg_zapobj = %llu\n",
774ecd6cf80Smarks 	    (u_longlong_t)dd->dd_deleg_zapobj);
77574e7dc98SMatthew Ahrens 	(void) printf("\t\tflags = %llx\n",
77674e7dc98SMatthew Ahrens 	    (u_longlong_t)dd->dd_flags);
77774e7dc98SMatthew Ahrens 
77874e7dc98SMatthew Ahrens #define	DO(which) \
77974e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \
78074e7dc98SMatthew Ahrens 	(void) printf("\t\tused_breakdown[" #which "] = %s\n", nice)
78174e7dc98SMatthew Ahrens 	DO(HEAD);
78274e7dc98SMatthew Ahrens 	DO(SNAP);
78374e7dc98SMatthew Ahrens 	DO(CHILD);
78474e7dc98SMatthew Ahrens 	DO(CHILD_RSRV);
78574e7dc98SMatthew Ahrens 	DO(REFRSRV);
78674e7dc98SMatthew Ahrens #undef DO
787fa9e4066Sahrens }
788fa9e4066Sahrens 
789fa9e4066Sahrens /*ARGSUSED*/
790fa9e4066Sahrens static void
791fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size)
792fa9e4066Sahrens {
793fa9e4066Sahrens 	dsl_dataset_phys_t *ds = data;
794fa9e4066Sahrens 	time_t crtime;
795fbabab8fSmaybee 	char used[6], compressed[6], uncompressed[6], unique[6];
796fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
797fa9e4066Sahrens 
798fa9e4066Sahrens 	if (ds == NULL)
799fa9e4066Sahrens 		return;
800fa9e4066Sahrens 
801fa9e4066Sahrens 	ASSERT(size == sizeof (*ds));
802fa9e4066Sahrens 	crtime = ds->ds_creation_time;
803fa9e4066Sahrens 	nicenum(ds->ds_used_bytes, used);
804fa9e4066Sahrens 	nicenum(ds->ds_compressed_bytes, compressed);
805fa9e4066Sahrens 	nicenum(ds->ds_uncompressed_bytes, uncompressed);
806fa9e4066Sahrens 	nicenum(ds->ds_unique_bytes, unique);
807fbabab8fSmaybee 	sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ds->ds_bp);
808fa9e4066Sahrens 
809088f3894Sahrens 	(void) printf("\t\tdir_obj = %llu\n",
810fa9e4066Sahrens 	    (u_longlong_t)ds->ds_dir_obj);
811fa9e4066Sahrens 	(void) printf("\t\tprev_snap_obj = %llu\n",
812fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_obj);
813fa9e4066Sahrens 	(void) printf("\t\tprev_snap_txg = %llu\n",
814fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_txg);
815fa9e4066Sahrens 	(void) printf("\t\tnext_snap_obj = %llu\n",
816fa9e4066Sahrens 	    (u_longlong_t)ds->ds_next_snap_obj);
817fa9e4066Sahrens 	(void) printf("\t\tsnapnames_zapobj = %llu\n",
818fa9e4066Sahrens 	    (u_longlong_t)ds->ds_snapnames_zapobj);
819fa9e4066Sahrens 	(void) printf("\t\tnum_children = %llu\n",
820fa9e4066Sahrens 	    (u_longlong_t)ds->ds_num_children);
821842727c2SChris Kirby 	(void) printf("\t\tuserrefs_obj = %llu\n",
822842727c2SChris Kirby 	    (u_longlong_t)ds->ds_userrefs_obj);
823fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
824fa9e4066Sahrens 	(void) printf("\t\tcreation_txg = %llu\n",
825fa9e4066Sahrens 	    (u_longlong_t)ds->ds_creation_txg);
826fa9e4066Sahrens 	(void) printf("\t\tdeadlist_obj = %llu\n",
827fa9e4066Sahrens 	    (u_longlong_t)ds->ds_deadlist_obj);
828fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
829fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
830fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
831fa9e4066Sahrens 	(void) printf("\t\tunique = %s\n", unique);
832fa9e4066Sahrens 	(void) printf("\t\tfsid_guid = %llu\n",
833fa9e4066Sahrens 	    (u_longlong_t)ds->ds_fsid_guid);
834fa9e4066Sahrens 	(void) printf("\t\tguid = %llu\n",
835fa9e4066Sahrens 	    (u_longlong_t)ds->ds_guid);
83699653d4eSeschrock 	(void) printf("\t\tflags = %llx\n",
83799653d4eSeschrock 	    (u_longlong_t)ds->ds_flags);
838088f3894Sahrens 	(void) printf("\t\tnext_clones_obj = %llu\n",
839088f3894Sahrens 	    (u_longlong_t)ds->ds_next_clones_obj);
840bb0ade09Sahrens 	(void) printf("\t\tprops_obj = %llu\n",
841bb0ade09Sahrens 	    (u_longlong_t)ds->ds_props_obj);
842fa9e4066Sahrens 	(void) printf("\t\tbp = %s\n", blkbuf);
843fa9e4066Sahrens }
844fa9e4066Sahrens 
845fa9e4066Sahrens static void
846fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name)
847fa9e4066Sahrens {
848fa9e4066Sahrens 	bplist_t bpl = { 0 };
849fa9e4066Sahrens 	blkptr_t blk, *bp = &blk;
850fa9e4066Sahrens 	uint64_t itor = 0;
85199653d4eSeschrock 	char bytes[6];
85299653d4eSeschrock 	char comp[6];
85399653d4eSeschrock 	char uncomp[6];
854fa9e4066Sahrens 
855fa9e4066Sahrens 	if (dump_opt['d'] < 3)
856fa9e4066Sahrens 		return;
857fa9e4066Sahrens 
858c25056deSgw 	mutex_init(&bpl.bpl_lock, NULL, MUTEX_DEFAULT, NULL);
859ea8dc4b6Seschrock 	VERIFY(0 == bplist_open(&bpl, mos, object));
860fa9e4066Sahrens 	if (bplist_empty(&bpl)) {
861fa9e4066Sahrens 		bplist_close(&bpl);
862c25056deSgw 		mutex_destroy(&bpl.bpl_lock);
863fa9e4066Sahrens 		return;
864fa9e4066Sahrens 	}
865fa9e4066Sahrens 
86699653d4eSeschrock 	nicenum(bpl.bpl_phys->bpl_bytes, bytes);
86799653d4eSeschrock 	if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) {
86899653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_comp, comp);
86999653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_uncomp, uncomp);
87099653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s (%s/%s comp)\n",
87199653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries,
87299653d4eSeschrock 		    bytes, comp, uncomp);
87399653d4eSeschrock 	} else {
87499653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s\n",
87599653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes);
87699653d4eSeschrock 	}
877fa9e4066Sahrens 
878fa9e4066Sahrens 	if (dump_opt['d'] < 5) {
879fa9e4066Sahrens 		bplist_close(&bpl);
880c25056deSgw 		mutex_destroy(&bpl.bpl_lock);
881fa9e4066Sahrens 		return;
882fa9e4066Sahrens 	}
883fa9e4066Sahrens 
884fa9e4066Sahrens 	(void) printf("\n");
885fa9e4066Sahrens 
886fa9e4066Sahrens 	while (bplist_iterate(&bpl, &itor, bp) == 0) {
88744cd46caSbillm 		char blkbuf[BP_SPRINTF_LEN];
88844cd46caSbillm 
889fa9e4066Sahrens 		ASSERT(bp->blk_birth != 0);
89044cd46caSbillm 		sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
89144cd46caSbillm 		(void) printf("\tItem %3llu: %s\n",
89244cd46caSbillm 		    (u_longlong_t)itor - 1, blkbuf);
893fa9e4066Sahrens 	}
894fa9e4066Sahrens 
895fa9e4066Sahrens 	bplist_close(&bpl);
896c25056deSgw 	mutex_destroy(&bpl.bpl_lock);
897fa9e4066Sahrens }
898fa9e4066Sahrens 
899e0d35c44Smarks static avl_tree_t idx_tree;
900e0d35c44Smarks static avl_tree_t domain_tree;
901e0d35c44Smarks static boolean_t fuid_table_loaded;
902e0d35c44Smarks 
903e0d35c44Smarks static void
904e0d35c44Smarks fuid_table_destroy()
905e0d35c44Smarks {
906e0d35c44Smarks 	if (fuid_table_loaded) {
907e0d35c44Smarks 		zfs_fuid_table_destroy(&idx_tree, &domain_tree);
908e0d35c44Smarks 		fuid_table_loaded = B_FALSE;
909e0d35c44Smarks 	}
910e0d35c44Smarks }
911e0d35c44Smarks 
912e0d35c44Smarks /*
913e0d35c44Smarks  * print uid or gid information.
914e0d35c44Smarks  * For normal POSIX id just the id is printed in decimal format.
915e0d35c44Smarks  * For CIFS files with FUID the fuid is printed in hex followed by
916e0d35c44Smarks  * the doman-rid string.
917e0d35c44Smarks  */
918e0d35c44Smarks static void
919e0d35c44Smarks print_idstr(uint64_t id, const char *id_type)
920e0d35c44Smarks {
921e0d35c44Smarks 	if (FUID_INDEX(id)) {
922e0d35c44Smarks 		char *domain;
923e0d35c44Smarks 
924e0d35c44Smarks 		domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id));
925e0d35c44Smarks 		(void) printf("\t%s     %llx [%s-%d]\n", id_type,
926e0d35c44Smarks 		    (u_longlong_t)id, domain, (int)FUID_RID(id));
927e0d35c44Smarks 	} else {
928e0d35c44Smarks 		(void) printf("\t%s     %llu\n", id_type, (u_longlong_t)id);
929e0d35c44Smarks 	}
930e0d35c44Smarks 
931e0d35c44Smarks }
932e0d35c44Smarks 
933e0d35c44Smarks static void
934e0d35c44Smarks dump_uidgid(objset_t *os, znode_phys_t *zp)
935e0d35c44Smarks {
936e0d35c44Smarks 	uint32_t uid_idx, gid_idx;
937e0d35c44Smarks 
938e0d35c44Smarks 	uid_idx = FUID_INDEX(zp->zp_uid);
939e0d35c44Smarks 	gid_idx = FUID_INDEX(zp->zp_gid);
940e0d35c44Smarks 
941e0d35c44Smarks 	/* Load domain table, if not already loaded */
942e0d35c44Smarks 	if (!fuid_table_loaded && (uid_idx || gid_idx)) {
943e0d35c44Smarks 		uint64_t fuid_obj;
944e0d35c44Smarks 
945e0d35c44Smarks 		/* first find the fuid object.  It lives in the master node */
946e0d35c44Smarks 		VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES,
947e0d35c44Smarks 		    8, 1, &fuid_obj) == 0);
94889459e17SMark Shellenbaum 		zfs_fuid_avl_tree_create(&idx_tree, &domain_tree);
949e0d35c44Smarks 		(void) zfs_fuid_table_load(os, fuid_obj,
950e0d35c44Smarks 		    &idx_tree, &domain_tree);
951e0d35c44Smarks 		fuid_table_loaded = B_TRUE;
952e0d35c44Smarks 	}
953e0d35c44Smarks 
954e0d35c44Smarks 	print_idstr(zp->zp_uid, "uid");
955e0d35c44Smarks 	print_idstr(zp->zp_gid, "gid");
956e0d35c44Smarks }
957e0d35c44Smarks 
958fa9e4066Sahrens /*ARGSUSED*/
959fa9e4066Sahrens static void
960fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size)
961fa9e4066Sahrens {
962fa9e4066Sahrens 	znode_phys_t *zp = data;
963fa9e4066Sahrens 	time_t z_crtime, z_atime, z_mtime, z_ctime;
964fa9e4066Sahrens 	char path[MAXPATHLEN * 2];	/* allow for xattr and failure prefix */
96555434c77Sek 	int error;
966fa9e4066Sahrens 
967fa9e4066Sahrens 	ASSERT(size >= sizeof (znode_phys_t));
968fa9e4066Sahrens 
96955434c77Sek 	error = zfs_obj_to_path(os, object, path, sizeof (path));
97055434c77Sek 	if (error != 0) {
97155434c77Sek 		(void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>",
97255434c77Sek 		    (u_longlong_t)object);
97355434c77Sek 	}
97455434c77Sek 
975fa9e4066Sahrens 	if (dump_opt['d'] < 3) {
97655434c77Sek 		(void) printf("\t%s\n", path);
977fa9e4066Sahrens 		return;
978fa9e4066Sahrens 	}
979fa9e4066Sahrens 
980fa9e4066Sahrens 	z_crtime = (time_t)zp->zp_crtime[0];
981fa9e4066Sahrens 	z_atime = (time_t)zp->zp_atime[0];
982fa9e4066Sahrens 	z_mtime = (time_t)zp->zp_mtime[0];
983fa9e4066Sahrens 	z_ctime = (time_t)zp->zp_ctime[0];
984fa9e4066Sahrens 
98555434c77Sek 	(void) printf("\tpath	%s\n", path);
986e0d35c44Smarks 	dump_uidgid(os, zp);
987fa9e4066Sahrens 	(void) printf("\tatime	%s", ctime(&z_atime));
988fa9e4066Sahrens 	(void) printf("\tmtime	%s", ctime(&z_mtime));
989fa9e4066Sahrens 	(void) printf("\tctime	%s", ctime(&z_ctime));
990fa9e4066Sahrens 	(void) printf("\tcrtime	%s", ctime(&z_crtime));
991fa9e4066Sahrens 	(void) printf("\tgen	%llu\n", (u_longlong_t)zp->zp_gen);
992fa9e4066Sahrens 	(void) printf("\tmode	%llo\n", (u_longlong_t)zp->zp_mode);
993fa9e4066Sahrens 	(void) printf("\tsize	%llu\n", (u_longlong_t)zp->zp_size);
994fa9e4066Sahrens 	(void) printf("\tparent	%llu\n", (u_longlong_t)zp->zp_parent);
995fa9e4066Sahrens 	(void) printf("\tlinks	%llu\n", (u_longlong_t)zp->zp_links);
996fa9e4066Sahrens 	(void) printf("\txattr	%llu\n", (u_longlong_t)zp->zp_xattr);
997fa9e4066Sahrens 	(void) printf("\trdev	0x%016llx\n", (u_longlong_t)zp->zp_rdev);
998fa9e4066Sahrens }
999fa9e4066Sahrens 
1000fa9e4066Sahrens /*ARGSUSED*/
1001fa9e4066Sahrens static void
1002fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size)
1003fa9e4066Sahrens {
1004fa9e4066Sahrens }
1005fa9e4066Sahrens 
1006fa9e4066Sahrens /*ARGSUSED*/
1007fa9e4066Sahrens static void
1008fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size)
1009fa9e4066Sahrens {
1010fa9e4066Sahrens }
1011fa9e4066Sahrens 
1012fa9e4066Sahrens static object_viewer_t *object_viewer[DMU_OT_NUMTYPES] = {
1013fa9e4066Sahrens 	dump_none,		/* unallocated			*/
1014fa9e4066Sahrens 	dump_zap,		/* object directory		*/
1015fa9e4066Sahrens 	dump_uint64,		/* object array			*/
1016fa9e4066Sahrens 	dump_none,		/* packed nvlist		*/
1017fa9e4066Sahrens 	dump_packed_nvlist,	/* packed nvlist size		*/
1018fa9e4066Sahrens 	dump_none,		/* bplist			*/
1019fa9e4066Sahrens 	dump_none,		/* bplist header		*/
1020fa9e4066Sahrens 	dump_none,		/* SPA space map header		*/
1021fa9e4066Sahrens 	dump_none,		/* SPA space map		*/
1022fa9e4066Sahrens 	dump_none,		/* ZIL intent log		*/
1023fa9e4066Sahrens 	dump_dnode,		/* DMU dnode			*/
1024fa9e4066Sahrens 	dump_dmu_objset,	/* DMU objset			*/
1025ea8dc4b6Seschrock 	dump_dsl_dir,		/* DSL directory		*/
1026fa9e4066Sahrens 	dump_zap,		/* DSL directory child map	*/
1027fa9e4066Sahrens 	dump_zap,		/* DSL dataset snap map		*/
1028fa9e4066Sahrens 	dump_zap,		/* DSL props			*/
1029fa9e4066Sahrens 	dump_dsl_dataset,	/* DSL dataset			*/
1030fa9e4066Sahrens 	dump_znode,		/* ZFS znode			*/
1031da6c28aaSamw 	dump_acl,		/* ZFS V0 ACL			*/
1032fa9e4066Sahrens 	dump_uint8,		/* ZFS plain file		*/
1033e7437265Sahrens 	dump_zpldir,		/* ZFS directory		*/
1034fa9e4066Sahrens 	dump_zap,		/* ZFS master node		*/
1035fa9e4066Sahrens 	dump_zap,		/* ZFS delete queue		*/
1036fa9e4066Sahrens 	dump_uint8,		/* zvol object			*/
1037fa9e4066Sahrens 	dump_zap,		/* zvol prop			*/
1038fa9e4066Sahrens 	dump_uint8,		/* other uint8[]		*/
1039fa9e4066Sahrens 	dump_uint64,		/* other uint64[]		*/
1040fa9e4066Sahrens 	dump_zap,		/* other ZAP			*/
1041ea8dc4b6Seschrock 	dump_zap,		/* persistent error log		*/
104206eeb2adSek 	dump_uint8,		/* SPA history			*/
104306eeb2adSek 	dump_uint64,		/* SPA history offsets		*/
1044b1b8ab34Slling 	dump_zap,		/* Pool properties		*/
1045ecd6cf80Smarks 	dump_zap,		/* DSL permissions		*/
1046da6c28aaSamw 	dump_acl,		/* ZFS ACL			*/
1047da6c28aaSamw 	dump_uint8,		/* ZFS SYSACL			*/
1048da6c28aaSamw 	dump_none,		/* FUID nvlist			*/
1049da6c28aaSamw 	dump_packed_nvlist,	/* FUID nvlist size		*/
1050088f3894Sahrens 	dump_zap,		/* DSL dataset next clones	*/
1051088f3894Sahrens 	dump_zap,		/* DSL scrub queue		*/
105214843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group used		*/
105314843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group quota		*/
1054842727c2SChris Kirby 	dump_zap,		/* snapshot refcount tags	*/
1055fa9e4066Sahrens };
1056fa9e4066Sahrens 
1057fa9e4066Sahrens static void
1058fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header)
1059fa9e4066Sahrens {
1060fa9e4066Sahrens 	dmu_buf_t *db = NULL;
1061fa9e4066Sahrens 	dmu_object_info_t doi;
1062fa9e4066Sahrens 	dnode_t *dn;
1063fa9e4066Sahrens 	void *bonus = NULL;
1064fa9e4066Sahrens 	size_t bsize = 0;
1065ecc2d604Sbonwick 	char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], segsize[6];
1066fa9e4066Sahrens 	char aux[50];
1067fa9e4066Sahrens 	int error;
1068fa9e4066Sahrens 
1069fa9e4066Sahrens 	if (*print_header) {
1070fa9e4066Sahrens 		(void) printf("\n    Object  lvl   iblk   dblk  lsize"
1071ecc2d604Sbonwick 		    "  asize  type\n");
1072fa9e4066Sahrens 		*print_header = 0;
1073fa9e4066Sahrens 	}
1074fa9e4066Sahrens 
1075fa9e4066Sahrens 	if (object == 0) {
1076*503ad85cSMatthew Ahrens 		dn = os->os_meta_dnode;
1077fa9e4066Sahrens 	} else {
1078ea8dc4b6Seschrock 		error = dmu_bonus_hold(os, object, FTAG, &db);
1079ea8dc4b6Seschrock 		if (error)
1080ea8dc4b6Seschrock 			fatal("dmu_bonus_hold(%llu) failed, errno %u",
1081ea8dc4b6Seschrock 			    object, error);
1082fa9e4066Sahrens 		bonus = db->db_data;
1083fa9e4066Sahrens 		bsize = db->db_size;
1084fa9e4066Sahrens 		dn = ((dmu_buf_impl_t *)db)->db_dnode;
1085fa9e4066Sahrens 	}
1086fa9e4066Sahrens 	dmu_object_info_from_dnode(dn, &doi);
1087fa9e4066Sahrens 
1088fa9e4066Sahrens 	nicenum(doi.doi_metadata_block_size, iblk);
1089fa9e4066Sahrens 	nicenum(doi.doi_data_block_size, dblk);
1090fa9e4066Sahrens 	nicenum(doi.doi_data_block_size * (doi.doi_max_block_offset + 1),
1091fa9e4066Sahrens 	    lsize);
1092ecc2d604Sbonwick 	nicenum(doi.doi_physical_blks << 9, asize);
1093fa9e4066Sahrens 	nicenum(doi.doi_bonus_size, bonus_size);
1094fa9e4066Sahrens 
1095fa9e4066Sahrens 	aux[0] = '\0';
1096fa9e4066Sahrens 
1097e7437265Sahrens 	if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) {
1098fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)",
10998654d025Sperrin 		    zio_checksum_table[doi.doi_checksum].ci_name);
1100e7437265Sahrens 	}
1101fa9e4066Sahrens 
1102e7437265Sahrens 	if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) {
1103fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)",
11048654d025Sperrin 		    zio_compress_table[doi.doi_compress].ci_name);
1105e7437265Sahrens 	}
1106fa9e4066Sahrens 
1107fa9e4066Sahrens 	(void) printf("%10lld  %3u  %5s  %5s  %5s  %5s  %s%s\n",
1108fa9e4066Sahrens 	    (u_longlong_t)object, doi.doi_indirection, iblk, dblk, lsize,
1109ecc2d604Sbonwick 	    asize, dmu_ot[doi.doi_type].ot_name, aux);
1110fa9e4066Sahrens 
1111fa9e4066Sahrens 	if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) {
1112fa9e4066Sahrens 		(void) printf("%10s  %3s  %5s  %5s  %5s  %5s  %s\n",
1113fa9e4066Sahrens 		    "", "", "", "", bonus_size, "bonus",
1114fa9e4066Sahrens 		    dmu_ot[doi.doi_bonus_type].ot_name);
1115fa9e4066Sahrens 	}
1116fa9e4066Sahrens 
1117fa9e4066Sahrens 	if (verbosity >= 4) {
111814843421SMatthew Ahrens 		(void) printf("\tdnode flags: %s%s\n",
111914843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ?
112014843421SMatthew Ahrens 		    "USED_BYTES " : "",
112114843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ?
112214843421SMatthew Ahrens 		    "USERUSED_ACCOUNTED " : "");
112314843421SMatthew Ahrens 		(void) printf("\tdnode maxblkid: %llu\n",
112414843421SMatthew Ahrens 		    (longlong_t)dn->dn_phys->dn_maxblkid);
112514843421SMatthew Ahrens 
1126fa9e4066Sahrens 		object_viewer[doi.doi_bonus_type](os, object, bonus, bsize);
1127fa9e4066Sahrens 		object_viewer[doi.doi_type](os, object, NULL, 0);
1128fa9e4066Sahrens 		*print_header = 1;
1129fa9e4066Sahrens 	}
1130fa9e4066Sahrens 
1131fa9e4066Sahrens 	if (verbosity >= 5)
113288b7b0f2SMatthew Ahrens 		dump_indirect(dn);
1133fa9e4066Sahrens 
1134fa9e4066Sahrens 	if (verbosity >= 5) {
1135fa9e4066Sahrens 		/*
1136fa9e4066Sahrens 		 * Report the list of segments that comprise the object.
1137fa9e4066Sahrens 		 */
1138fa9e4066Sahrens 		uint64_t start = 0;
1139fa9e4066Sahrens 		uint64_t end;
1140fa9e4066Sahrens 		uint64_t blkfill = 1;
1141fa9e4066Sahrens 		int minlvl = 1;
1142fa9e4066Sahrens 
1143fa9e4066Sahrens 		if (dn->dn_type == DMU_OT_DNODE) {
1144fa9e4066Sahrens 			minlvl = 0;
1145fa9e4066Sahrens 			blkfill = DNODES_PER_BLOCK;
1146fa9e4066Sahrens 		}
1147fa9e4066Sahrens 
1148fa9e4066Sahrens 		for (;;) {
1149cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1150cdb0ab79Smaybee 			    0, &start, minlvl, blkfill, 0);
1151fa9e4066Sahrens 			if (error)
1152fa9e4066Sahrens 				break;
1153fa9e4066Sahrens 			end = start;
1154cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1155cdb0ab79Smaybee 			    DNODE_FIND_HOLE, &end, minlvl, blkfill, 0);
1156fa9e4066Sahrens 			nicenum(end - start, segsize);
1157fa9e4066Sahrens 			(void) printf("\t\tsegment [%016llx, %016llx)"
1158fa9e4066Sahrens 			    " size %5s\n", (u_longlong_t)start,
1159fa9e4066Sahrens 			    (u_longlong_t)end, segsize);
1160fa9e4066Sahrens 			if (error)
1161fa9e4066Sahrens 				break;
1162fa9e4066Sahrens 			start = end;
1163fa9e4066Sahrens 		}
1164fa9e4066Sahrens 	}
1165fa9e4066Sahrens 
1166fa9e4066Sahrens 	if (db != NULL)
1167ea8dc4b6Seschrock 		dmu_buf_rele(db, FTAG);
1168fa9e4066Sahrens }
1169fa9e4066Sahrens 
1170fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = {
1171fa9e4066Sahrens 	"NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" };
1172fa9e4066Sahrens 
1173fa9e4066Sahrens static void
1174fa9e4066Sahrens dump_dir(objset_t *os)
1175fa9e4066Sahrens {
1176fa9e4066Sahrens 	dmu_objset_stats_t dds;
1177fa9e4066Sahrens 	uint64_t object, object_count;
1178a2eea2e1Sahrens 	uint64_t refdbytes, usedobjs, scratch;
1179fa9e4066Sahrens 	char numbuf[8];
118014843421SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN + 20];
1181fa9e4066Sahrens 	char osname[MAXNAMELEN];
1182fa9e4066Sahrens 	char *type = "UNKNOWN";
1183fa9e4066Sahrens 	int verbosity = dump_opt['d'];
1184fa9e4066Sahrens 	int print_header = 1;
1185fa9e4066Sahrens 	int i, error;
1186fa9e4066Sahrens 
1187a2eea2e1Sahrens 	dmu_objset_fast_stat(os, &dds);
1188fa9e4066Sahrens 
1189fa9e4066Sahrens 	if (dds.dds_type < DMU_OST_NUMTYPES)
1190fa9e4066Sahrens 		type = objset_types[dds.dds_type];
1191fa9e4066Sahrens 
1192fa9e4066Sahrens 	if (dds.dds_type == DMU_OST_META) {
1193fa9e4066Sahrens 		dds.dds_creation_txg = TXG_INITIAL;
1194*503ad85cSMatthew Ahrens 		usedobjs = os->os_rootbp->blk_fill;
1195*503ad85cSMatthew Ahrens 		refdbytes = os->os_spa->spa_dsl_pool->
119674e7dc98SMatthew Ahrens 		    dp_mos_dir->dd_phys->dd_used_bytes;
1197a2eea2e1Sahrens 	} else {
1198a2eea2e1Sahrens 		dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch);
1199fa9e4066Sahrens 	}
1200fa9e4066Sahrens 
1201*503ad85cSMatthew Ahrens 	ASSERT3U(usedobjs, ==, os->os_rootbp->blk_fill);
1202fa9e4066Sahrens 
1203a2eea2e1Sahrens 	nicenum(refdbytes, numbuf);
1204fa9e4066Sahrens 
1205fa9e4066Sahrens 	if (verbosity >= 4) {
120614843421SMatthew Ahrens 		(void) sprintf(blkbuf + strlen(blkbuf), ", rootbp ");
120714843421SMatthew Ahrens 		(void) sprintf_blkptr(blkbuf + strlen(blkbuf),
1208*503ad85cSMatthew Ahrens 		    BP_SPRINTF_LEN - strlen(blkbuf), os->os_rootbp);
1209fa9e4066Sahrens 	} else {
1210fa9e4066Sahrens 		blkbuf[0] = '\0';
1211fa9e4066Sahrens 	}
1212fa9e4066Sahrens 
1213fa9e4066Sahrens 	dmu_objset_name(os, osname);
1214fa9e4066Sahrens 
1215a2eea2e1Sahrens 	(void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, "
1216fa9e4066Sahrens 	    "%s, %llu objects%s\n",
1217fa9e4066Sahrens 	    osname, type, (u_longlong_t)dmu_objset_id(os),
1218fa9e4066Sahrens 	    (u_longlong_t)dds.dds_creation_txg,
1219a2eea2e1Sahrens 	    numbuf, (u_longlong_t)usedobjs, blkbuf);
1220fa9e4066Sahrens 
1221fa9e4066Sahrens 	dump_intent_log(dmu_objset_zil(os));
1222fa9e4066Sahrens 
1223fa9e4066Sahrens 	if (dmu_objset_ds(os) != NULL)
1224fa9e4066Sahrens 		dump_bplist(dmu_objset_pool(os)->dp_meta_objset,
1225fa9e4066Sahrens 		    dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist");
1226fa9e4066Sahrens 
1227fa9e4066Sahrens 	if (verbosity < 2)
1228fa9e4066Sahrens 		return;
1229fa9e4066Sahrens 
1230*503ad85cSMatthew Ahrens 	if (os->os_rootbp->blk_birth == 0)
1231088f3894Sahrens 		return;
1232088f3894Sahrens 
1233fa9e4066Sahrens 	if (zopt_objects != 0) {
1234fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++)
1235fa9e4066Sahrens 			dump_object(os, zopt_object[i], verbosity,
1236fa9e4066Sahrens 			    &print_header);
1237fa9e4066Sahrens 		(void) printf("\n");
1238fa9e4066Sahrens 		return;
1239fa9e4066Sahrens 	}
1240fa9e4066Sahrens 
1241fa9e4066Sahrens 	dump_object(os, 0, verbosity, &print_header);
124214843421SMatthew Ahrens 	object_count = 0;
1243*503ad85cSMatthew Ahrens 	if (os->os_userused_dnode &&
1244*503ad85cSMatthew Ahrens 	    os->os_userused_dnode->dn_type != 0) {
124514843421SMatthew Ahrens 		dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header);
124614843421SMatthew Ahrens 		dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header);
124714843421SMatthew Ahrens 	}
1248fa9e4066Sahrens 
1249fa9e4066Sahrens 	object = 0;
12506754306eSahrens 	while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) {
1251fa9e4066Sahrens 		dump_object(os, object, verbosity, &print_header);
1252fa9e4066Sahrens 		object_count++;
1253fa9e4066Sahrens 	}
1254fa9e4066Sahrens 
1255a2eea2e1Sahrens 	ASSERT3U(object_count, ==, usedobjs);
1256fa9e4066Sahrens 
1257fa9e4066Sahrens 	(void) printf("\n");
1258fa9e4066Sahrens 
1259ccba0801SRich Morris 	if (error != ESRCH) {
1260ccba0801SRich Morris 		(void) fprintf(stderr, "dmu_object_next() = %d\n", error);
1261ccba0801SRich Morris 		abort();
1262ccba0801SRich Morris 	}
1263fa9e4066Sahrens }
1264fa9e4066Sahrens 
1265fa9e4066Sahrens static void
1266fa9e4066Sahrens dump_uberblock(uberblock_t *ub)
1267fa9e4066Sahrens {
1268fa9e4066Sahrens 	time_t timestamp = ub->ub_timestamp;
1269fa9e4066Sahrens 
1270fa9e4066Sahrens 	(void) printf("Uberblock\n\n");
1271fa9e4066Sahrens 	(void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic);
1272fa9e4066Sahrens 	(void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version);
1273fa9e4066Sahrens 	(void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg);
1274fa9e4066Sahrens 	(void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum);
1275fa9e4066Sahrens 	(void) printf("\ttimestamp = %llu UTC = %s",
1276fa9e4066Sahrens 	    (u_longlong_t)ub->ub_timestamp, asctime(localtime(&timestamp)));
1277fa9e4066Sahrens 	if (dump_opt['u'] >= 3) {
1278fbabab8fSmaybee 		char blkbuf[BP_SPRINTF_LEN];
1279fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ub->ub_rootbp);
1280fa9e4066Sahrens 		(void) printf("\trootbp = %s\n", blkbuf);
1281fa9e4066Sahrens 	}
1282fa9e4066Sahrens 	(void) printf("\n");
1283fa9e4066Sahrens }
1284fa9e4066Sahrens 
1285fa9e4066Sahrens static void
1286fa9e4066Sahrens dump_config(const char *pool)
1287fa9e4066Sahrens {
1288fa9e4066Sahrens 	spa_t *spa = NULL;
1289fa9e4066Sahrens 
1290fa9e4066Sahrens 	mutex_enter(&spa_namespace_lock);
1291fa9e4066Sahrens 	while ((spa = spa_next(spa)) != NULL) {
1292fa9e4066Sahrens 		if (pool == NULL)
1293fa9e4066Sahrens 			(void) printf("%s\n", spa_name(spa));
1294fa9e4066Sahrens 		if (pool == NULL || strcmp(pool, spa_name(spa)) == 0)
1295fa9e4066Sahrens 			dump_nvlist(spa->spa_config, 4);
1296fa9e4066Sahrens 	}
1297fa9e4066Sahrens 	mutex_exit(&spa_namespace_lock);
1298fa9e4066Sahrens }
1299fa9e4066Sahrens 
1300c5904d13Seschrock static void
1301c5904d13Seschrock dump_cachefile(const char *cachefile)
1302c5904d13Seschrock {
1303c5904d13Seschrock 	int fd;
1304c5904d13Seschrock 	struct stat64 statbuf;
1305c5904d13Seschrock 	char *buf;
1306c5904d13Seschrock 	nvlist_t *config;
1307c5904d13Seschrock 
1308c5904d13Seschrock 	if ((fd = open64(cachefile, O_RDONLY)) < 0) {
1309c5904d13Seschrock 		(void) printf("cannot open '%s': %s\n", cachefile,
1310c5904d13Seschrock 		    strerror(errno));
1311c5904d13Seschrock 		exit(1);
1312c5904d13Seschrock 	}
1313c5904d13Seschrock 
1314c5904d13Seschrock 	if (fstat64(fd, &statbuf) != 0) {
1315c5904d13Seschrock 		(void) printf("failed to stat '%s': %s\n", cachefile,
1316c5904d13Seschrock 		    strerror(errno));
1317c5904d13Seschrock 		exit(1);
1318c5904d13Seschrock 	}
1319c5904d13Seschrock 
1320c5904d13Seschrock 	if ((buf = malloc(statbuf.st_size)) == NULL) {
1321c5904d13Seschrock 		(void) fprintf(stderr, "failed to allocate %llu bytes\n",
1322c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1323c5904d13Seschrock 		exit(1);
1324c5904d13Seschrock 	}
1325c5904d13Seschrock 
1326c5904d13Seschrock 	if (read(fd, buf, statbuf.st_size) != statbuf.st_size) {
1327c5904d13Seschrock 		(void) fprintf(stderr, "failed to read %llu bytes\n",
1328c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1329c5904d13Seschrock 		exit(1);
1330c5904d13Seschrock 	}
1331c5904d13Seschrock 
1332c5904d13Seschrock 	(void) close(fd);
1333c5904d13Seschrock 
1334c5904d13Seschrock 	if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) {
1335c5904d13Seschrock 		(void) fprintf(stderr, "failed to unpack nvlist\n");
1336c5904d13Seschrock 		exit(1);
1337c5904d13Seschrock 	}
1338c5904d13Seschrock 
1339c5904d13Seschrock 	free(buf);
1340c5904d13Seschrock 
1341c5904d13Seschrock 	dump_nvlist(config, 0);
1342c5904d13Seschrock 
1343c5904d13Seschrock 	nvlist_free(config);
1344c5904d13Seschrock }
1345c5904d13Seschrock 
1346fa9e4066Sahrens static void
1347fa9e4066Sahrens dump_label(const char *dev)
1348fa9e4066Sahrens {
1349fa9e4066Sahrens 	int fd;
1350fa9e4066Sahrens 	vdev_label_t label;
1351fa9e4066Sahrens 	char *buf = label.vl_vdev_phys.vp_nvlist;
1352fa9e4066Sahrens 	size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist);
1353fa9e4066Sahrens 	struct stat64 statbuf;
1354fa9e4066Sahrens 	uint64_t psize;
1355fa9e4066Sahrens 	int l;
1356fa9e4066Sahrens 
13570d981225Seschrock 	if ((fd = open64(dev, O_RDONLY)) < 0) {
1358fa9e4066Sahrens 		(void) printf("cannot open '%s': %s\n", dev, strerror(errno));
1359fa9e4066Sahrens 		exit(1);
1360fa9e4066Sahrens 	}
1361fa9e4066Sahrens 
1362fa9e4066Sahrens 	if (fstat64(fd, &statbuf) != 0) {
1363fa9e4066Sahrens 		(void) printf("failed to stat '%s': %s\n", dev,
1364fa9e4066Sahrens 		    strerror(errno));
1365fa9e4066Sahrens 		exit(1);
1366fa9e4066Sahrens 	}
1367fa9e4066Sahrens 
1368fa9e4066Sahrens 	psize = statbuf.st_size;
1369fa9e4066Sahrens 	psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t));
1370fa9e4066Sahrens 
1371fa9e4066Sahrens 	for (l = 0; l < VDEV_LABELS; l++) {
1372fa9e4066Sahrens 
1373fa9e4066Sahrens 		nvlist_t *config = NULL;
1374fa9e4066Sahrens 
1375fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1376fa9e4066Sahrens 		(void) printf("LABEL %d\n", l);
1377fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1378fa9e4066Sahrens 
13790d981225Seschrock 		if (pread64(fd, &label, sizeof (label),
1380fa9e4066Sahrens 		    vdev_label_offset(psize, l, 0)) != sizeof (label)) {
1381fa9e4066Sahrens 			(void) printf("failed to read label %d\n", l);
1382fa9e4066Sahrens 			continue;
1383fa9e4066Sahrens 		}
1384fa9e4066Sahrens 
1385fa9e4066Sahrens 		if (nvlist_unpack(buf, buflen, &config, 0) != 0) {
1386fa9e4066Sahrens 			(void) printf("failed to unpack label %d\n", l);
1387fa9e4066Sahrens 			continue;
1388fa9e4066Sahrens 		}
1389fa9e4066Sahrens 		dump_nvlist(config, 4);
1390fa9e4066Sahrens 		nvlist_free(config);
1391fa9e4066Sahrens 	}
1392fa9e4066Sahrens }
1393fa9e4066Sahrens 
1394fa9e4066Sahrens /*ARGSUSED*/
13951d452cf5Sahrens static int
1396fa9e4066Sahrens dump_one_dir(char *dsname, void *arg)
1397fa9e4066Sahrens {
1398fa9e4066Sahrens 	int error;
1399fa9e4066Sahrens 	objset_t *os;
1400fa9e4066Sahrens 
1401*503ad85cSMatthew Ahrens 	error = dmu_objset_own(dsname, DMU_OST_ANY, B_TRUE, FTAG, &os);
1402fa9e4066Sahrens 	if (error) {
1403fa9e4066Sahrens 		(void) printf("Could not open %s\n", dsname);
14041d452cf5Sahrens 		return (0);
1405fa9e4066Sahrens 	}
1406fa9e4066Sahrens 	dump_dir(os);
1407*503ad85cSMatthew Ahrens 	dmu_objset_disown(os, FTAG);
1408e0d35c44Smarks 	fuid_table_destroy();
14091d452cf5Sahrens 	return (0);
1410fa9e4066Sahrens }
1411fa9e4066Sahrens 
1412fa9e4066Sahrens static void
1413e14bb325SJeff Bonwick zdb_leak(space_map_t *sm, uint64_t start, uint64_t size)
1414fa9e4066Sahrens {
1415e14bb325SJeff Bonwick 	vdev_t *vd = sm->sm_ppd;
1416fa9e4066Sahrens 
1417e14bb325SJeff Bonwick 	(void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n",
1418e14bb325SJeff Bonwick 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size);
1419fa9e4066Sahrens }
1420fa9e4066Sahrens 
1421e14bb325SJeff Bonwick /* ARGSUSED */
1422e14bb325SJeff Bonwick static void
1423e14bb325SJeff Bonwick zdb_space_map_load(space_map_t *sm)
1424fa9e4066Sahrens {
1425fa9e4066Sahrens }
1426fa9e4066Sahrens 
1427fa9e4066Sahrens static void
1428e14bb325SJeff Bonwick zdb_space_map_unload(space_map_t *sm)
1429fa9e4066Sahrens {
1430e14bb325SJeff Bonwick 	space_map_vacate(sm, zdb_leak, sm);
1431e14bb325SJeff Bonwick }
1432fa9e4066Sahrens 
1433e14bb325SJeff Bonwick /* ARGSUSED */
1434e14bb325SJeff Bonwick static void
1435e14bb325SJeff Bonwick zdb_space_map_claim(space_map_t *sm, uint64_t start, uint64_t size)
1436e14bb325SJeff Bonwick {
1437fa9e4066Sahrens }
1438fa9e4066Sahrens 
1439e14bb325SJeff Bonwick static space_map_ops_t zdb_space_map_ops = {
1440e14bb325SJeff Bonwick 	zdb_space_map_load,
1441e14bb325SJeff Bonwick 	zdb_space_map_unload,
1442e14bb325SJeff Bonwick 	NULL,	/* alloc */
1443e14bb325SJeff Bonwick 	zdb_space_map_claim,
1444d6e555bdSGeorge Wilson 	NULL,	/* free */
1445d6e555bdSGeorge Wilson 	NULL	/* maxsize */
1446e14bb325SJeff Bonwick };
1447e14bb325SJeff Bonwick 
1448fa9e4066Sahrens static void
1449e14bb325SJeff Bonwick zdb_leak_init(spa_t *spa)
1450fa9e4066Sahrens {
1451fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1452fa9e4066Sahrens 
1453e14bb325SJeff Bonwick 	for (int c = 0; c < rvd->vdev_children; c++) {
1454e14bb325SJeff Bonwick 		vdev_t *vd = rvd->vdev_child[c];
1455e14bb325SJeff Bonwick 		for (int m = 0; m < vd->vdev_ms_count; m++) {
1456fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1457fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1458e14bb325SJeff Bonwick 			VERIFY(space_map_load(&msp->ms_map, &zdb_space_map_ops,
1459e14bb325SJeff Bonwick 			    SM_ALLOC, &msp->ms_smo, spa->spa_meta_objset) == 0);
1460e14bb325SJeff Bonwick 			msp->ms_map.sm_ppd = vd;
1461fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1462fa9e4066Sahrens 		}
1463fa9e4066Sahrens 	}
1464fa9e4066Sahrens }
1465fa9e4066Sahrens 
1466fa9e4066Sahrens static void
1467e14bb325SJeff Bonwick zdb_leak_fini(spa_t *spa)
1468fa9e4066Sahrens {
1469fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1470fa9e4066Sahrens 
1471e14bb325SJeff Bonwick 	for (int c = 0; c < rvd->vdev_children; c++) {
1472e14bb325SJeff Bonwick 		vdev_t *vd = rvd->vdev_child[c];
1473e14bb325SJeff Bonwick 		for (int m = 0; m < vd->vdev_ms_count; m++) {
1474e14bb325SJeff Bonwick 			metaslab_t *msp = vd->vdev_ms[m];
1475e14bb325SJeff Bonwick 			mutex_enter(&msp->ms_lock);
1476e14bb325SJeff Bonwick 			space_map_unload(&msp->ms_map);
1477e14bb325SJeff Bonwick 			mutex_exit(&msp->ms_lock);
1478e14bb325SJeff Bonwick 		}
1479e14bb325SJeff Bonwick 	}
1480fa9e4066Sahrens }
1481fa9e4066Sahrens 
1482fa9e4066Sahrens /*
1483fa9e4066Sahrens  * Verify that the sum of the sizes of all blocks in the pool adds up
1484fa9e4066Sahrens  * to the SPA's sa_alloc total.
1485fa9e4066Sahrens  */
1486fa9e4066Sahrens typedef struct zdb_blkstats {
1487fa9e4066Sahrens 	uint64_t	zb_asize;
1488fa9e4066Sahrens 	uint64_t	zb_lsize;
1489fa9e4066Sahrens 	uint64_t	zb_psize;
1490fa9e4066Sahrens 	uint64_t	zb_count;
1491fa9e4066Sahrens } zdb_blkstats_t;
1492fa9e4066Sahrens 
1493fa9e4066Sahrens #define	DMU_OT_DEFERRED	DMU_OT_NONE
1494fa9e4066Sahrens #define	DMU_OT_TOTAL	DMU_OT_NUMTYPES
1495fa9e4066Sahrens 
149688b7b0f2SMatthew Ahrens #define	ZB_TOTAL	DN_MAX_LEVELS
1497fa9e4066Sahrens 
1498fa9e4066Sahrens typedef struct zdb_cb {
1499fa9e4066Sahrens 	zdb_blkstats_t	zcb_type[ZB_TOTAL + 1][DMU_OT_TOTAL + 1];
1500fa9e4066Sahrens 	uint64_t	zcb_errors[256];
1501fa9e4066Sahrens 	int		zcb_readfails;
1502fa9e4066Sahrens 	int		zcb_haderrors;
1503fa9e4066Sahrens } zdb_cb_t;
1504fa9e4066Sahrens 
1505fa9e4066Sahrens static void
150688b7b0f2SMatthew Ahrens zdb_count_block(spa_t *spa, zdb_cb_t *zcb, blkptr_t *bp, dmu_object_type_t type)
1507fa9e4066Sahrens {
1508e14bb325SJeff Bonwick 	for (int i = 0; i < 4; i++) {
1509fa9e4066Sahrens 		int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL;
1510fa9e4066Sahrens 		int t = (i & 1) ? type : DMU_OT_TOTAL;
1511fa9e4066Sahrens 		zdb_blkstats_t *zb = &zcb->zcb_type[l][t];
1512fa9e4066Sahrens 
1513fa9e4066Sahrens 		zb->zb_asize += BP_GET_ASIZE(bp);
1514fa9e4066Sahrens 		zb->zb_lsize += BP_GET_LSIZE(bp);
1515fa9e4066Sahrens 		zb->zb_psize += BP_GET_PSIZE(bp);
1516fa9e4066Sahrens 		zb->zb_count++;
1517fa9e4066Sahrens 	}
1518fa9e4066Sahrens 
1519d41e7643Sek 	if (dump_opt['S']) {
1520d41e7643Sek 		boolean_t print_sig;
1521d41e7643Sek 
152288b7b0f2SMatthew Ahrens 		print_sig = !zdb_sig_user_data || (BP_GET_LEVEL(bp) == 0 &&
1523d41e7643Sek 		    BP_GET_TYPE(bp) == DMU_OT_PLAIN_FILE_CONTENTS);
1524d41e7643Sek 
1525d41e7643Sek 		if (BP_GET_CHECKSUM(bp) < zdb_sig_cksumalg)
1526d41e7643Sek 			print_sig = B_FALSE;
1527d41e7643Sek 
1528d41e7643Sek 		if (print_sig) {
1529d41e7643Sek 			(void) printf("%llu\t%lld\t%lld\t%s\t%s\t%s\t"
1530d41e7643Sek 			    "%llx:%llx:%llx:%llx\n",
1531d41e7643Sek 			    (u_longlong_t)BP_GET_LEVEL(bp),
1532d41e7643Sek 			    (longlong_t)BP_GET_PSIZE(bp),
1533d41e7643Sek 			    (longlong_t)BP_GET_NDVAS(bp),
1534d41e7643Sek 			    dmu_ot[BP_GET_TYPE(bp)].ot_name,
1535d41e7643Sek 			    zio_checksum_table[BP_GET_CHECKSUM(bp)].ci_name,
1536d41e7643Sek 			    zio_compress_table[BP_GET_COMPRESS(bp)].ci_name,
1537d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[0],
1538d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[1],
1539d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[2],
1540d41e7643Sek 			    (u_longlong_t)bp->blk_cksum.zc_word[3]);
1541d41e7643Sek 		}
1542d41e7643Sek 	}
1543d41e7643Sek 
154482a0a985SVictor Latushkin 	if (!dump_opt['L'])
154582a0a985SVictor Latushkin 		VERIFY(zio_wait(zio_claim(NULL, spa, spa_first_txg(spa), bp,
154682a0a985SVictor Latushkin 		    NULL, NULL, ZIO_FLAG_MUSTSUCCEED)) == 0);
1547fa9e4066Sahrens }
1548fa9e4066Sahrens 
1549fa9e4066Sahrens static int
155088b7b0f2SMatthew Ahrens zdb_blkptr_cb(spa_t *spa, blkptr_t *bp, const zbookmark_t *zb,
155188b7b0f2SMatthew Ahrens     const dnode_phys_t *dnp, void *arg)
1552fa9e4066Sahrens {
1553fa9e4066Sahrens 	zdb_cb_t *zcb = arg;
1554fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
15556365109dSVictor Latushkin 	dmu_object_type_t type;
15566365109dSVictor Latushkin 	boolean_t is_l0_metadata;
1557fa9e4066Sahrens 
155888b7b0f2SMatthew Ahrens 	if (bp == NULL)
155988b7b0f2SMatthew Ahrens 		return (0);
1560e14bb325SJeff Bonwick 
15616365109dSVictor Latushkin 	type = BP_GET_TYPE(bp);
1562e14bb325SJeff Bonwick 
15636365109dSVictor Latushkin 	zdb_count_block(spa, zcb, bp, type);
15646365109dSVictor Latushkin 
15656365109dSVictor Latushkin 	/*
15666365109dSVictor Latushkin 	 * if we do metadata-only checksumming there's no need to checksum
15676365109dSVictor Latushkin 	 * indirect blocks here because it is done during traverse
15686365109dSVictor Latushkin 	 */
15696365109dSVictor Latushkin 	is_l0_metadata = (BP_GET_LEVEL(bp) == 0 && type < DMU_OT_NUMTYPES &&
15706365109dSVictor Latushkin 	    dmu_ot[type].ot_metadata);
15716365109dSVictor Latushkin 
15726365109dSVictor Latushkin 	if (dump_opt['c'] > 1 || dump_opt['S'] ||
15736365109dSVictor Latushkin 	    (dump_opt['c'] && is_l0_metadata)) {
157488b7b0f2SMatthew Ahrens 		int ioerr, size;
157588b7b0f2SMatthew Ahrens 		void *data;
157688b7b0f2SMatthew Ahrens 
157788b7b0f2SMatthew Ahrens 		size = BP_GET_LSIZE(bp);
157888b7b0f2SMatthew Ahrens 		data = malloc(size);
157988b7b0f2SMatthew Ahrens 		ioerr = zio_wait(zio_read(NULL, spa, bp, data, size,
158088b7b0f2SMatthew Ahrens 		    NULL, NULL, ZIO_PRIORITY_ASYNC_READ,
158188b7b0f2SMatthew Ahrens 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB, zb));
158288b7b0f2SMatthew Ahrens 		free(data);
158388b7b0f2SMatthew Ahrens 
158488b7b0f2SMatthew Ahrens 		/* We expect io errors on intent log */
15856365109dSVictor Latushkin 		if (ioerr && type != DMU_OT_INTENT_LOG) {
1586fa9e4066Sahrens 			zcb->zcb_haderrors = 1;
158788b7b0f2SMatthew Ahrens 			zcb->zcb_errors[ioerr]++;
1588fa9e4066Sahrens 
158988b7b0f2SMatthew Ahrens 			if (dump_opt['b'] >= 2)
159088b7b0f2SMatthew Ahrens 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
159188b7b0f2SMatthew Ahrens 			else
159288b7b0f2SMatthew Ahrens 				blkbuf[0] = '\0';
159388b7b0f2SMatthew Ahrens 
159488b7b0f2SMatthew Ahrens 			if (!dump_opt['S']) {
159588b7b0f2SMatthew Ahrens 				(void) printf("zdb_blkptr_cb: "
159688b7b0f2SMatthew Ahrens 				    "Got error %d reading "
159788b7b0f2SMatthew Ahrens 				    "<%llu, %llu, %lld, %llx> %s -- skipping\n",
159888b7b0f2SMatthew Ahrens 				    ioerr,
159988b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_objset,
160088b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_object,
160188b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_level,
160288b7b0f2SMatthew Ahrens 				    (u_longlong_t)zb->zb_blkid,
160388b7b0f2SMatthew Ahrens 				    blkbuf);
160488b7b0f2SMatthew Ahrens 			}
1605d41e7643Sek 		}
1606fa9e4066Sahrens 	}
1607fa9e4066Sahrens 
1608fa9e4066Sahrens 	zcb->zcb_readfails = 0;
1609fa9e4066Sahrens 
1610fa9e4066Sahrens 	if (dump_opt['b'] >= 4) {
1611fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1612fa9e4066Sahrens 		(void) printf("objset %llu object %llu offset 0x%llx %s\n",
1613fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1614fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
161588b7b0f2SMatthew Ahrens 		    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid),
161688b7b0f2SMatthew Ahrens 		    blkbuf);
1617fa9e4066Sahrens 	}
1618fa9e4066Sahrens 
1619fa9e4066Sahrens 	return (0);
1620fa9e4066Sahrens }
1621fa9e4066Sahrens 
1622fa9e4066Sahrens static int
1623fa9e4066Sahrens dump_block_stats(spa_t *spa)
1624fa9e4066Sahrens {
1625fa9e4066Sahrens 	zdb_cb_t zcb = { 0 };
1626fa9e4066Sahrens 	zdb_blkstats_t *zb, *tzb;
16278654d025Sperrin 	uint64_t alloc, space, logalloc;
16288654d025Sperrin 	vdev_t *rvd = spa->spa_root_vdev;
1629fa9e4066Sahrens 	int leaks = 0;
163088b7b0f2SMatthew Ahrens 	int c, e;
1631fa9e4066Sahrens 
1632d41e7643Sek 	if (!dump_opt['S']) {
16336365109dSVictor Latushkin 		(void) printf("\nTraversing all blocks %s%s%s%s%s...\n",
163482a0a985SVictor Latushkin 		    (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "",
16356365109dSVictor Latushkin 		    (dump_opt['c'] == 1) ? "metadata " : "",
163682a0a985SVictor Latushkin 		    dump_opt['c'] ? "checksums " : "",
163782a0a985SVictor Latushkin 		    (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "",
163882a0a985SVictor Latushkin 		    !dump_opt['L'] ? "nothing leaked " : "");
1639d41e7643Sek 	}
1640fa9e4066Sahrens 
1641fa9e4066Sahrens 	/*
1642e14bb325SJeff Bonwick 	 * Load all space maps as SM_ALLOC maps, then traverse the pool
1643e14bb325SJeff Bonwick 	 * claiming each block we discover.  If the pool is perfectly
1644e14bb325SJeff Bonwick 	 * consistent, the space maps will be empty when we're done.
1645e14bb325SJeff Bonwick 	 * Anything left over is a leak; any block we can't claim (because
1646e14bb325SJeff Bonwick 	 * it's not part of any space map) is a double allocation,
1647e14bb325SJeff Bonwick 	 * reference to a freed block, or an unclaimed log block.
1648fa9e4066Sahrens 	 */
164982a0a985SVictor Latushkin 	if (!dump_opt['L'])
165082a0a985SVictor Latushkin 		zdb_leak_init(spa);
1651fa9e4066Sahrens 
1652fa9e4066Sahrens 	/*
1653fa9e4066Sahrens 	 * If there's a deferred-free bplist, process that first.
1654fa9e4066Sahrens 	 */
1655fa9e4066Sahrens 	if (spa->spa_sync_bplist_obj != 0) {
1656fa9e4066Sahrens 		bplist_t *bpl = &spa->spa_sync_bplist;
1657fa9e4066Sahrens 		blkptr_t blk;
1658fa9e4066Sahrens 		uint64_t itor = 0;
1659fa9e4066Sahrens 
1660ea8dc4b6Seschrock 		VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset,
1661ea8dc4b6Seschrock 		    spa->spa_sync_bplist_obj));
1662fa9e4066Sahrens 
1663fa9e4066Sahrens 		while (bplist_iterate(bpl, &itor, &blk) == 0) {
1664fa9e4066Sahrens 			if (dump_opt['b'] >= 4) {
1665fbabab8fSmaybee 				char blkbuf[BP_SPRINTF_LEN];
1666fbabab8fSmaybee 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &blk);
1667fa9e4066Sahrens 				(void) printf("[%s] %s\n",
1668fa9e4066Sahrens 				    "deferred free", blkbuf);
1669fa9e4066Sahrens 			}
167044cd46caSbillm 			zdb_count_block(spa, &zcb, &blk, DMU_OT_DEFERRED);
1671fa9e4066Sahrens 		}
1672fa9e4066Sahrens 
1673fa9e4066Sahrens 		bplist_close(bpl);
1674fa9e4066Sahrens 	}
1675fa9e4066Sahrens 
167688b7b0f2SMatthew Ahrens 	zcb.zcb_haderrors |= traverse_pool(spa, zdb_blkptr_cb, &zcb);
1677fa9e4066Sahrens 
1678d41e7643Sek 	if (zcb.zcb_haderrors && !dump_opt['S']) {
1679fa9e4066Sahrens 		(void) printf("\nError counts:\n\n");
1680fa9e4066Sahrens 		(void) printf("\t%5s  %s\n", "errno", "count");
1681fa9e4066Sahrens 		for (e = 0; e < 256; e++) {
1682fa9e4066Sahrens 			if (zcb.zcb_errors[e] != 0) {
1683fa9e4066Sahrens 				(void) printf("\t%5d  %llu\n",
1684fa9e4066Sahrens 				    e, (u_longlong_t)zcb.zcb_errors[e]);
1685fa9e4066Sahrens 			}
1686fa9e4066Sahrens 		}
1687fa9e4066Sahrens 	}
1688fa9e4066Sahrens 
1689fa9e4066Sahrens 	/*
1690fa9e4066Sahrens 	 * Report any leaked segments.
1691fa9e4066Sahrens 	 */
169282a0a985SVictor Latushkin 	if (!dump_opt['L'])
169382a0a985SVictor Latushkin 		zdb_leak_fini(spa);
1694fa9e4066Sahrens 
1695d41e7643Sek 	/*
1696d41e7643Sek 	 * If we're interested in printing out the blkptr signatures,
1697d41e7643Sek 	 * return now as we don't print out anything else (including
1698d41e7643Sek 	 * errors and leaks).
1699d41e7643Sek 	 */
1700d41e7643Sek 	if (dump_opt['S'])
1701d41e7643Sek 		return (zcb.zcb_haderrors ? 3 : 0);
1702d41e7643Sek 
1703fa9e4066Sahrens 	alloc = spa_get_alloc(spa);
1704fa9e4066Sahrens 	space = spa_get_space(spa);
1705fa9e4066Sahrens 
17068654d025Sperrin 	/*
17078654d025Sperrin 	 * Log blocks allocated from a separate log device don't count
17088654d025Sperrin 	 * as part of the normal pool space; factor them in here.
17098654d025Sperrin 	 */
17108654d025Sperrin 	logalloc = 0;
17118654d025Sperrin 
17128654d025Sperrin 	for (c = 0; c < rvd->vdev_children; c++)
17138654d025Sperrin 		if (rvd->vdev_child[c]->vdev_islog)
17148654d025Sperrin 			logalloc += rvd->vdev_child[c]->vdev_stat.vs_alloc;
17158654d025Sperrin 
1716fa9e4066Sahrens 	tzb = &zcb.zcb_type[ZB_TOTAL][DMU_OT_TOTAL];
1717fa9e4066Sahrens 
17188654d025Sperrin 	if (tzb->zb_asize == alloc + logalloc) {
171982a0a985SVictor Latushkin 		if (!dump_opt['L'])
172082a0a985SVictor Latushkin 			(void) printf("\n\tNo leaks (block sum matches space"
172182a0a985SVictor Latushkin 			    " maps exactly)\n");
1722fa9e4066Sahrens 	} else {
1723fa9e4066Sahrens 		(void) printf("block traversal size %llu != alloc %llu "
172482a0a985SVictor Latushkin 		    "(%s %lld)\n",
1725fa9e4066Sahrens 		    (u_longlong_t)tzb->zb_asize,
17268654d025Sperrin 		    (u_longlong_t)alloc + logalloc,
172782a0a985SVictor Latushkin 		    (dump_opt['L']) ? "unreachable" : "leaked",
172882a0a985SVictor Latushkin 		    (longlong_t)(alloc + logalloc - tzb->zb_asize));
1729fa9e4066Sahrens 		leaks = 1;
1730fa9e4066Sahrens 	}
1731fa9e4066Sahrens 
1732fa9e4066Sahrens 	if (tzb->zb_count == 0)
1733fa9e4066Sahrens 		return (2);
1734fa9e4066Sahrens 
1735fa9e4066Sahrens 	(void) printf("\n");
1736fa9e4066Sahrens 	(void) printf("\tbp count:      %10llu\n",
1737fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_count);
1738fa9e4066Sahrens 	(void) printf("\tbp logical:    %10llu\t avg: %6llu\n",
1739fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_lsize,
1740fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_lsize / tzb->zb_count));
1741fa9e4066Sahrens 	(void) printf("\tbp physical:   %10llu\t avg:"
1742fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1743fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_psize,
1744fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_psize / tzb->zb_count),
1745fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_psize);
1746fa9e4066Sahrens 	(void) printf("\tbp allocated:  %10llu\t avg:"
1747fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1748fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_asize,
1749fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_asize / tzb->zb_count),
1750fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_asize);
1751fa9e4066Sahrens 	(void) printf("\tSPA allocated: %10llu\tused: %5.2f%%\n",
1752fa9e4066Sahrens 	    (u_longlong_t)alloc, 100.0 * alloc / space);
1753fa9e4066Sahrens 
1754fa9e4066Sahrens 	if (dump_opt['b'] >= 2) {
1755fa9e4066Sahrens 		int l, t, level;
1756fa9e4066Sahrens 		(void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE"
1757fa9e4066Sahrens 		    "\t  avg\t comp\t%%Total\tType\n");
1758fa9e4066Sahrens 
1759fa9e4066Sahrens 		for (t = 0; t <= DMU_OT_NUMTYPES; t++) {
1760fa9e4066Sahrens 			char csize[6], lsize[6], psize[6], asize[6], avg[6];
1761fa9e4066Sahrens 			char *typename;
1762fa9e4066Sahrens 
1763fa9e4066Sahrens 			typename = t == DMU_OT_DEFERRED ? "deferred free" :
1764fa9e4066Sahrens 			    t == DMU_OT_TOTAL ? "Total" : dmu_ot[t].ot_name;
1765fa9e4066Sahrens 
1766fa9e4066Sahrens 			if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) {
1767fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s"
1768fa9e4066Sahrens 				    "\t%5s\t%5s\t%6s\t%s\n",
1769fa9e4066Sahrens 				    "-",
1770fa9e4066Sahrens 				    "-",
1771fa9e4066Sahrens 				    "-",
1772fa9e4066Sahrens 				    "-",
1773fa9e4066Sahrens 				    "-",
1774fa9e4066Sahrens 				    "-",
1775fa9e4066Sahrens 				    "-",
1776fa9e4066Sahrens 				    typename);
1777fa9e4066Sahrens 				continue;
1778fa9e4066Sahrens 			}
1779fa9e4066Sahrens 
1780fa9e4066Sahrens 			for (l = ZB_TOTAL - 1; l >= -1; l--) {
1781fa9e4066Sahrens 				level = (l == -1 ? ZB_TOTAL : l);
1782fa9e4066Sahrens 				zb = &zcb.zcb_type[level][t];
1783fa9e4066Sahrens 
1784fa9e4066Sahrens 				if (zb->zb_asize == 0)
1785fa9e4066Sahrens 					continue;
1786fa9e4066Sahrens 
1787fa9e4066Sahrens 				if (dump_opt['b'] < 3 && level != ZB_TOTAL)
1788fa9e4066Sahrens 					continue;
1789fa9e4066Sahrens 
1790fa9e4066Sahrens 				if (level == 0 && zb->zb_asize ==
1791fa9e4066Sahrens 				    zcb.zcb_type[ZB_TOTAL][t].zb_asize)
1792fa9e4066Sahrens 					continue;
1793fa9e4066Sahrens 
1794fa9e4066Sahrens 				nicenum(zb->zb_count, csize);
1795fa9e4066Sahrens 				nicenum(zb->zb_lsize, lsize);
1796fa9e4066Sahrens 				nicenum(zb->zb_psize, psize);
1797fa9e4066Sahrens 				nicenum(zb->zb_asize, asize);
1798fa9e4066Sahrens 				nicenum(zb->zb_asize / zb->zb_count, avg);
1799fa9e4066Sahrens 
1800fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s\t%5s"
1801fa9e4066Sahrens 				    "\t%5.2f\t%6.2f\t",
1802fa9e4066Sahrens 				    csize, lsize, psize, asize, avg,
1803fa9e4066Sahrens 				    (double)zb->zb_lsize / zb->zb_psize,
1804fa9e4066Sahrens 				    100.0 * zb->zb_asize / tzb->zb_asize);
1805fa9e4066Sahrens 
1806fa9e4066Sahrens 				if (level == ZB_TOTAL)
1807fa9e4066Sahrens 					(void) printf("%s\n", typename);
1808fa9e4066Sahrens 				else
1809fa9e4066Sahrens 					(void) printf("    L%d %s\n",
1810fa9e4066Sahrens 					    level, typename);
1811fa9e4066Sahrens 			}
1812fa9e4066Sahrens 		}
1813fa9e4066Sahrens 	}
1814fa9e4066Sahrens 
1815fa9e4066Sahrens 	(void) printf("\n");
1816fa9e4066Sahrens 
1817fa9e4066Sahrens 	if (leaks)
1818fa9e4066Sahrens 		return (2);
1819fa9e4066Sahrens 
1820fa9e4066Sahrens 	if (zcb.zcb_haderrors)
1821fa9e4066Sahrens 		return (3);
1822fa9e4066Sahrens 
1823fa9e4066Sahrens 	return (0);
1824fa9e4066Sahrens }
1825fa9e4066Sahrens 
1826fa9e4066Sahrens static void
1827fa9e4066Sahrens dump_zpool(spa_t *spa)
1828fa9e4066Sahrens {
1829fa9e4066Sahrens 	dsl_pool_t *dp = spa_get_dsl(spa);
1830fa9e4066Sahrens 	int rc = 0;
1831fa9e4066Sahrens 
1832fa9e4066Sahrens 	if (dump_opt['u'])
1833fa9e4066Sahrens 		dump_uberblock(&spa->spa_uberblock);
1834fa9e4066Sahrens 
1835d6e555bdSGeorge Wilson 	if (dump_opt['d'] || dump_opt['i'] || dump_opt['m']) {
1836fa9e4066Sahrens 		dump_dir(dp->dp_meta_objset);
1837fa9e4066Sahrens 		if (dump_opt['d'] >= 3) {
1838fa9e4066Sahrens 			dump_bplist(dp->dp_meta_objset,
1839fa9e4066Sahrens 			    spa->spa_sync_bplist_obj, "Deferred frees");
1840fa9e4066Sahrens 			dump_dtl(spa->spa_root_vdev, 0);
1841fa9e4066Sahrens 		}
1842d6e555bdSGeorge Wilson 
1843d6e555bdSGeorge Wilson 		if (dump_opt['d'] >= 3 || dump_opt['m'])
1844d6e555bdSGeorge Wilson 			dump_metaslabs(spa);
1845d6e555bdSGeorge Wilson 
1846e14bb325SJeff Bonwick 		(void) dmu_objset_find(spa_name(spa), dump_one_dir, NULL,
18470b69c2f0Sahrens 		    DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN);
1848fa9e4066Sahrens 	}
1849fa9e4066Sahrens 
1850d41e7643Sek 	if (dump_opt['b'] || dump_opt['c'] || dump_opt['S'])
1851fa9e4066Sahrens 		rc = dump_block_stats(spa);
1852fa9e4066Sahrens 
1853fa9e4066Sahrens 	if (dump_opt['s'])
1854fa9e4066Sahrens 		show_pool_stats(spa);
1855fa9e4066Sahrens 
1856fa9e4066Sahrens 	if (rc != 0)
1857fa9e4066Sahrens 		exit(rc);
1858fa9e4066Sahrens }
1859fa9e4066Sahrens 
186044cd46caSbillm #define	ZDB_FLAG_CHECKSUM	0x0001
186144cd46caSbillm #define	ZDB_FLAG_DECOMPRESS	0x0002
186244cd46caSbillm #define	ZDB_FLAG_BSWAP		0x0004
186344cd46caSbillm #define	ZDB_FLAG_GBH		0x0008
186444cd46caSbillm #define	ZDB_FLAG_INDIRECT	0x0010
186544cd46caSbillm #define	ZDB_FLAG_PHYS		0x0020
186644cd46caSbillm #define	ZDB_FLAG_RAW		0x0040
186744cd46caSbillm #define	ZDB_FLAG_PRINT_BLKPTR	0x0080
186844cd46caSbillm 
186944cd46caSbillm int flagbits[256];
187044cd46caSbillm 
187144cd46caSbillm static void
187244cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags)
187344cd46caSbillm {
187444cd46caSbillm 	dva_t *dva = bp->blk_dva;
187544cd46caSbillm 	int d;
187644cd46caSbillm 
187744cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
187844cd46caSbillm 		byteswap_uint64_array((void *)bp, sizeof (blkptr_t));
187944cd46caSbillm 	/*
188044cd46caSbillm 	 * Super-ick warning:  This code is also duplicated in
188144cd46caSbillm 	 * cmd/mdb/common/modules/zfs/zfs.c .  Yeah, I hate code
188244cd46caSbillm 	 * replication, too.
188344cd46caSbillm 	 */
188444cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
188544cd46caSbillm 		(void) printf("\tDVA[%d]: vdev_id %lld / %llx\n", d,
18865ad82045Snd 		    (longlong_t)DVA_GET_VDEV(&dva[d]),
18875ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]));
188844cd46caSbillm 		(void) printf("\tDVA[%d]:       GANG: %-5s  GRID:  %04llx\t"
188944cd46caSbillm 		    "ASIZE: %llx\n", d,
189044cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "TRUE" : "FALSE",
18915ad82045Snd 		    (longlong_t)DVA_GET_GRID(&dva[d]),
18925ad82045Snd 		    (longlong_t)DVA_GET_ASIZE(&dva[d]));
189344cd46caSbillm 		(void) printf("\tDVA[%d]: :%llu:%llx:%llx:%s%s%s%s\n", d,
18945ad82045Snd 		    (u_longlong_t)DVA_GET_VDEV(&dva[d]),
18955ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]),
18965ad82045Snd 		    (longlong_t)BP_GET_PSIZE(bp),
189744cd46caSbillm 		    BP_SHOULD_BYTESWAP(bp) ? "e" : "",
189844cd46caSbillm 		    !DVA_GET_GANG(&dva[d]) && BP_GET_LEVEL(bp) != 0 ?
189944cd46caSbillm 		    "d" : "",
190044cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "g" : "",
190144cd46caSbillm 		    BP_GET_COMPRESS(bp) != 0 ? "d" : "");
190244cd46caSbillm 	}
190344cd46caSbillm 	(void) printf("\tLSIZE:  %-16llx\t\tPSIZE: %llx\n",
19045ad82045Snd 	    (longlong_t)BP_GET_LSIZE(bp), (longlong_t)BP_GET_PSIZE(bp));
190544cd46caSbillm 	(void) printf("\tENDIAN: %6s\t\t\t\t\tTYPE:  %s\n",
190644cd46caSbillm 	    BP_GET_BYTEORDER(bp) ? "LITTLE" : "BIG",
190744cd46caSbillm 	    dmu_ot[BP_GET_TYPE(bp)].ot_name);
190844cd46caSbillm 	(void) printf("\tBIRTH:  %-16llx   LEVEL: %-2llu\tFILL:  %llx\n",
19095ad82045Snd 	    (u_longlong_t)bp->blk_birth, (u_longlong_t)BP_GET_LEVEL(bp),
191044cd46caSbillm 	    (u_longlong_t)bp->blk_fill);
191144cd46caSbillm 	(void) printf("\tCKFUNC: %-16s\t\tCOMP:  %s\n",
191244cd46caSbillm 	    zio_checksum_table[BP_GET_CHECKSUM(bp)].ci_name,
191344cd46caSbillm 	    zio_compress_table[BP_GET_COMPRESS(bp)].ci_name);
191444cd46caSbillm 	(void) printf("\tCKSUM:  %llx:%llx:%llx:%llx\n",
191544cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[0],
191644cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[1],
191744cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[2],
191844cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[3]);
191944cd46caSbillm }
192044cd46caSbillm 
192144cd46caSbillm static void
192244cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags)
192344cd46caSbillm {
192444cd46caSbillm 	int i;
192544cd46caSbillm 
192644cd46caSbillm 	for (i = 0; i < nbps; i++)
192744cd46caSbillm 		zdb_print_blkptr(&bp[i], flags);
192844cd46caSbillm }
192944cd46caSbillm 
193044cd46caSbillm static void
193144cd46caSbillm zdb_dump_gbh(void *buf, int flags)
193244cd46caSbillm {
193344cd46caSbillm 	zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags);
193444cd46caSbillm }
193544cd46caSbillm 
193644cd46caSbillm static void
193744cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags)
193844cd46caSbillm {
193944cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
194044cd46caSbillm 		byteswap_uint64_array(buf, size);
194144cd46caSbillm 	(void) write(2, buf, size);
194244cd46caSbillm }
194344cd46caSbillm 
194444cd46caSbillm static void
194544cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags)
194644cd46caSbillm {
194744cd46caSbillm 	uint64_t *d = (uint64_t *)buf;
194844cd46caSbillm 	int nwords = size / sizeof (uint64_t);
194944cd46caSbillm 	int do_bswap = !!(flags & ZDB_FLAG_BSWAP);
195044cd46caSbillm 	int i, j;
195144cd46caSbillm 	char *hdr, *c;
195244cd46caSbillm 
195344cd46caSbillm 
195444cd46caSbillm 	if (do_bswap)
195544cd46caSbillm 		hdr = " 7 6 5 4 3 2 1 0   f e d c b a 9 8";
195644cd46caSbillm 	else
195744cd46caSbillm 		hdr = " 0 1 2 3 4 5 6 7   8 9 a b c d e f";
195844cd46caSbillm 
195944cd46caSbillm 	(void) printf("\n%s\n%6s   %s  0123456789abcdef\n", label, "", hdr);
196044cd46caSbillm 
196144cd46caSbillm 	for (i = 0; i < nwords; i += 2) {
196244cd46caSbillm 		(void) printf("%06llx:  %016llx  %016llx  ",
196344cd46caSbillm 		    (u_longlong_t)(i * sizeof (uint64_t)),
196444cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]),
196544cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1]));
196644cd46caSbillm 
196744cd46caSbillm 		c = (char *)&d[i];
196844cd46caSbillm 		for (j = 0; j < 2 * sizeof (uint64_t); j++)
196944cd46caSbillm 			(void) printf("%c", isprint(c[j]) ? c[j] : '.');
197044cd46caSbillm 		(void) printf("\n");
197144cd46caSbillm 	}
197244cd46caSbillm }
197344cd46caSbillm 
197444cd46caSbillm /*
197544cd46caSbillm  * There are two acceptable formats:
197644cd46caSbillm  *	leaf_name	  - For example: c1t0d0 or /tmp/ztest.0a
197744cd46caSbillm  *	child[.child]*    - For example: 0.1.1
197844cd46caSbillm  *
197944cd46caSbillm  * The second form can be used to specify arbitrary vdevs anywhere
198044cd46caSbillm  * in the heirarchy.  For example, in a pool with a mirror of
198144cd46caSbillm  * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 .
198244cd46caSbillm  */
198344cd46caSbillm static vdev_t *
198444cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path)
198544cd46caSbillm {
198644cd46caSbillm 	char *s, *p, *q;
198744cd46caSbillm 	int i;
198844cd46caSbillm 
198944cd46caSbillm 	if (vdev == NULL)
199044cd46caSbillm 		return (NULL);
199144cd46caSbillm 
199244cd46caSbillm 	/* First, assume the x.x.x.x format */
199344cd46caSbillm 	i = (int)strtoul(path, &s, 10);
199444cd46caSbillm 	if (s == path || (s && *s != '.' && *s != '\0'))
199544cd46caSbillm 		goto name;
199644cd46caSbillm 	if (i < 0 || i >= vdev->vdev_children)
199744cd46caSbillm 		return (NULL);
199844cd46caSbillm 
199944cd46caSbillm 	vdev = vdev->vdev_child[i];
200044cd46caSbillm 	if (*s == '\0')
200144cd46caSbillm 		return (vdev);
200244cd46caSbillm 	return (zdb_vdev_lookup(vdev, s+1));
200344cd46caSbillm 
200444cd46caSbillm name:
200544cd46caSbillm 	for (i = 0; i < vdev->vdev_children; i++) {
200644cd46caSbillm 		vdev_t *vc = vdev->vdev_child[i];
200744cd46caSbillm 
200844cd46caSbillm 		if (vc->vdev_path == NULL) {
200944cd46caSbillm 			vc = zdb_vdev_lookup(vc, path);
201044cd46caSbillm 			if (vc == NULL)
201144cd46caSbillm 				continue;
201244cd46caSbillm 			else
201344cd46caSbillm 				return (vc);
201444cd46caSbillm 		}
201544cd46caSbillm 
201644cd46caSbillm 		p = strrchr(vc->vdev_path, '/');
201744cd46caSbillm 		p = p ? p + 1 : vc->vdev_path;
201844cd46caSbillm 		q = &vc->vdev_path[strlen(vc->vdev_path) - 2];
201944cd46caSbillm 
202044cd46caSbillm 		if (strcmp(vc->vdev_path, path) == 0)
202144cd46caSbillm 			return (vc);
202244cd46caSbillm 		if (strcmp(p, path) == 0)
202344cd46caSbillm 			return (vc);
202444cd46caSbillm 		if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0)
202544cd46caSbillm 			return (vc);
202644cd46caSbillm 	}
202744cd46caSbillm 
202844cd46caSbillm 	return (NULL);
202944cd46caSbillm }
203044cd46caSbillm 
203144cd46caSbillm /*
203244cd46caSbillm  * Read a block from a pool and print it out.  The syntax of the
203344cd46caSbillm  * block descriptor is:
203444cd46caSbillm  *
203544cd46caSbillm  *	pool:vdev_specifier:offset:size[:flags]
203644cd46caSbillm  *
203744cd46caSbillm  *	pool           - The name of the pool you wish to read from
203844cd46caSbillm  *	vdev_specifier - Which vdev (see comment for zdb_vdev_lookup)
203944cd46caSbillm  *	offset         - offset, in hex, in bytes
204044cd46caSbillm  *	size           - Amount of data to read, in hex, in bytes
204144cd46caSbillm  *	flags          - A string of characters specifying options
204244cd46caSbillm  *		 b: Decode a blkptr at given offset within block
204344cd46caSbillm  *		*c: Calculate and display checksums
204444cd46caSbillm  *		*d: Decompress data before dumping
204544cd46caSbillm  *		 e: Byteswap data before dumping
204644cd46caSbillm  *		*g: Display data as a gang block header
204744cd46caSbillm  *		*i: Display as an indirect block
204844cd46caSbillm  *		 p: Do I/O to physical offset
204944cd46caSbillm  *		 r: Dump raw data to stdout
205044cd46caSbillm  *
205144cd46caSbillm  *              * = not yet implemented
205244cd46caSbillm  */
205344cd46caSbillm static void
205444cd46caSbillm zdb_read_block(char *thing, spa_t **spap)
205544cd46caSbillm {
205644cd46caSbillm 	spa_t *spa = *spap;
205744cd46caSbillm 	int flags = 0;
205844cd46caSbillm 	uint64_t offset = 0, size = 0, blkptr_offset = 0;
205944cd46caSbillm 	zio_t *zio;
206044cd46caSbillm 	vdev_t *vd;
206144cd46caSbillm 	void *buf;
2062e14bb325SJeff Bonwick 	char *s, *p, *dup, *pool, *vdev, *flagstr;
206344cd46caSbillm 	int i, error, zio_flags;
206444cd46caSbillm 
206544cd46caSbillm 	dup = strdup(thing);
206644cd46caSbillm 	s = strtok(dup, ":");
2067e14bb325SJeff Bonwick 	pool = s ? s : "";
206844cd46caSbillm 	s = strtok(NULL, ":");
206944cd46caSbillm 	vdev = s ? s : "";
207044cd46caSbillm 	s = strtok(NULL, ":");
207144cd46caSbillm 	offset = strtoull(s ? s : "", NULL, 16);
207244cd46caSbillm 	s = strtok(NULL, ":");
207344cd46caSbillm 	size = strtoull(s ? s : "", NULL, 16);
207444cd46caSbillm 	s = strtok(NULL, ":");
207544cd46caSbillm 	flagstr = s ? s : "";
207644cd46caSbillm 
207744cd46caSbillm 	s = NULL;
207844cd46caSbillm 	if (size == 0)
207944cd46caSbillm 		s = "size must not be zero";
208044cd46caSbillm 	if (!IS_P2ALIGNED(size, DEV_BSIZE))
208144cd46caSbillm 		s = "size must be a multiple of sector size";
208244cd46caSbillm 	if (!IS_P2ALIGNED(offset, DEV_BSIZE))
208344cd46caSbillm 		s = "offset must be a multiple of sector size";
208444cd46caSbillm 	if (s) {
208544cd46caSbillm 		(void) printf("Invalid block specifier: %s  - %s\n", thing, s);
208644cd46caSbillm 		free(dup);
208744cd46caSbillm 		return;
208844cd46caSbillm 	}
208944cd46caSbillm 
209044cd46caSbillm 	for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) {
209144cd46caSbillm 		for (i = 0; flagstr[i]; i++) {
20925ad82045Snd 			int bit = flagbits[(uchar_t)flagstr[i]];
209344cd46caSbillm 
209444cd46caSbillm 			if (bit == 0) {
209544cd46caSbillm 				(void) printf("***Invalid flag: %c\n",
209644cd46caSbillm 				    flagstr[i]);
209744cd46caSbillm 				continue;
209844cd46caSbillm 			}
209944cd46caSbillm 			flags |= bit;
210044cd46caSbillm 
210144cd46caSbillm 			/* If it's not something with an argument, keep going */
210244cd46caSbillm 			if ((bit & (ZDB_FLAG_CHECKSUM | ZDB_FLAG_DECOMPRESS |
210344cd46caSbillm 			    ZDB_FLAG_PRINT_BLKPTR)) == 0)
210444cd46caSbillm 				continue;
210544cd46caSbillm 
210644cd46caSbillm 			p = &flagstr[i + 1];
210744cd46caSbillm 			if (bit == ZDB_FLAG_PRINT_BLKPTR)
210844cd46caSbillm 				blkptr_offset = strtoull(p, &p, 16);
210944cd46caSbillm 			if (*p != ':' && *p != '\0') {
211044cd46caSbillm 				(void) printf("***Invalid flag arg: '%s'\n", s);
211144cd46caSbillm 				free(dup);
211244cd46caSbillm 				return;
211344cd46caSbillm 			}
211444cd46caSbillm 		}
211544cd46caSbillm 	}
211644cd46caSbillm 
2117e14bb325SJeff Bonwick 	if (spa == NULL || strcmp(spa_name(spa), pool) != 0) {
2118e14bb325SJeff Bonwick 		if (spa)
211944cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
2120e14bb325SJeff Bonwick 		error = spa_open(pool, spap, (void *)zdb_read_block);
212144cd46caSbillm 		if (error)
21220bf246f5Smc 			fatal("Failed to open pool '%s': %s",
2123e14bb325SJeff Bonwick 			    pool, strerror(error));
212444cd46caSbillm 		spa = *spap;
212544cd46caSbillm 	}
212644cd46caSbillm 
212744cd46caSbillm 	vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev);
212844cd46caSbillm 	if (vd == NULL) {
212944cd46caSbillm 		(void) printf("***Invalid vdev: %s\n", vdev);
213044cd46caSbillm 		free(dup);
213144cd46caSbillm 		return;
213244cd46caSbillm 	} else {
213344cd46caSbillm 		if (vd->vdev_path)
213444cd46caSbillm 			(void) printf("Found vdev: %s\n", vd->vdev_path);
213544cd46caSbillm 		else
213644cd46caSbillm 			(void) printf("Found vdev type: %s\n",
213744cd46caSbillm 			    vd->vdev_ops->vdev_op_type);
213844cd46caSbillm 	}
213944cd46caSbillm 
214044cd46caSbillm 	buf = umem_alloc(size, UMEM_NOFAIL);
214144cd46caSbillm 
214244cd46caSbillm 	zio_flags = ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE |
2143e14bb325SJeff Bonwick 	    ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY;
214444cd46caSbillm 
2145e14bb325SJeff Bonwick 	spa_config_enter(spa, SCL_STATE, FTAG, RW_READER);
214644cd46caSbillm 	zio = zio_root(spa, NULL, NULL, 0);
214744cd46caSbillm 	/* XXX todo - cons up a BP so RAID-Z will be happy */
214844cd46caSbillm 	zio_nowait(zio_vdev_child_io(zio, NULL, vd, offset, buf, size,
214944cd46caSbillm 	    ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, zio_flags, NULL, NULL));
215044cd46caSbillm 	error = zio_wait(zio);
2151e14bb325SJeff Bonwick 	spa_config_exit(spa, SCL_STATE, FTAG);
215244cd46caSbillm 
215344cd46caSbillm 	if (error) {
215444cd46caSbillm 		(void) printf("Read of %s failed, error: %d\n", thing, error);
215544cd46caSbillm 		goto out;
215644cd46caSbillm 	}
215744cd46caSbillm 
215844cd46caSbillm 	if (flags & ZDB_FLAG_PRINT_BLKPTR)
215944cd46caSbillm 		zdb_print_blkptr((blkptr_t *)(void *)
216044cd46caSbillm 		    ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags);
216144cd46caSbillm 	else if (flags & ZDB_FLAG_RAW)
216244cd46caSbillm 		zdb_dump_block_raw(buf, size, flags);
216344cd46caSbillm 	else if (flags & ZDB_FLAG_INDIRECT)
216444cd46caSbillm 		zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t),
216544cd46caSbillm 		    flags);
216644cd46caSbillm 	else if (flags & ZDB_FLAG_GBH)
216744cd46caSbillm 		zdb_dump_gbh(buf, flags);
216844cd46caSbillm 	else
216944cd46caSbillm 		zdb_dump_block(thing, buf, size, flags);
217044cd46caSbillm 
217144cd46caSbillm out:
217244cd46caSbillm 	umem_free(buf, size);
217344cd46caSbillm 	free(dup);
217444cd46caSbillm }
217544cd46caSbillm 
2176de6628f0Sck static boolean_t
2177de6628f0Sck nvlist_string_match(nvlist_t *config, char *name, char *tgt)
2178de6628f0Sck {
2179de6628f0Sck 	char *s;
2180de6628f0Sck 
2181c5904d13Seschrock 	if (nvlist_lookup_string(config, name, &s) != 0)
2182c5904d13Seschrock 		return (B_FALSE);
2183c5904d13Seschrock 
2184de6628f0Sck 	return (strcmp(s, tgt) == 0);
2185de6628f0Sck }
2186de6628f0Sck 
2187de6628f0Sck static boolean_t
2188de6628f0Sck nvlist_uint64_match(nvlist_t *config, char *name, uint64_t tgt)
2189de6628f0Sck {
2190de6628f0Sck 	uint64_t val;
2191de6628f0Sck 
2192c5904d13Seschrock 	if (nvlist_lookup_uint64(config, name, &val) != 0)
2193c5904d13Seschrock 		return (B_FALSE);
2194c5904d13Seschrock 
2195de6628f0Sck 	return (val == tgt);
2196de6628f0Sck }
2197de6628f0Sck 
2198de6628f0Sck static boolean_t
2199de6628f0Sck vdev_child_guid_match(nvlist_t *vdev, uint64_t guid)
2200de6628f0Sck {
2201de6628f0Sck 	nvlist_t **child;
2202de6628f0Sck 	uint_t c, children;
2203de6628f0Sck 
2204de6628f0Sck 	verify(nvlist_lookup_nvlist_array(vdev, ZPOOL_CONFIG_CHILDREN,
2205de6628f0Sck 	    &child, &children) == 0);
2206de6628f0Sck 	for (c = 0; c < children; ++c)
2207de6628f0Sck 		if (nvlist_uint64_match(child[c], ZPOOL_CONFIG_GUID, guid))
2208de6628f0Sck 			return (B_TRUE);
2209de6628f0Sck 	return (B_FALSE);
2210de6628f0Sck }
2211de6628f0Sck 
2212de6628f0Sck static boolean_t
2213de6628f0Sck vdev_child_string_match(nvlist_t *vdev, char *tgt)
2214de6628f0Sck {
2215de6628f0Sck 	nvlist_t **child;
2216de6628f0Sck 	uint_t c, children;
2217de6628f0Sck 
2218de6628f0Sck 	verify(nvlist_lookup_nvlist_array(vdev, ZPOOL_CONFIG_CHILDREN,
2219de6628f0Sck 	    &child, &children) == 0);
2220de6628f0Sck 	for (c = 0; c < children; ++c) {
2221de6628f0Sck 		if (nvlist_string_match(child[c], ZPOOL_CONFIG_PATH, tgt) ||
2222de6628f0Sck 		    nvlist_string_match(child[c], ZPOOL_CONFIG_DEVID, tgt))
2223de6628f0Sck 			return (B_TRUE);
2224de6628f0Sck 	}
2225de6628f0Sck 	return (B_FALSE);
2226de6628f0Sck }
2227de6628f0Sck 
2228de6628f0Sck static boolean_t
2229de6628f0Sck vdev_guid_match(nvlist_t *config, uint64_t guid)
2230de6628f0Sck {
2231de6628f0Sck 	nvlist_t *nvroot;
2232de6628f0Sck 
2233de6628f0Sck 	verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2234de6628f0Sck 	    &nvroot) == 0);
2235de6628f0Sck 
2236de6628f0Sck 	return (nvlist_uint64_match(nvroot, ZPOOL_CONFIG_GUID, guid) ||
2237de6628f0Sck 	    vdev_child_guid_match(nvroot, guid));
2238de6628f0Sck }
2239de6628f0Sck 
2240de6628f0Sck static boolean_t
2241de6628f0Sck vdev_string_match(nvlist_t *config, char *tgt)
2242de6628f0Sck {
2243de6628f0Sck 	nvlist_t *nvroot;
2244de6628f0Sck 
2245de6628f0Sck 	verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2246de6628f0Sck 	    &nvroot) == 0);
2247de6628f0Sck 
2248de6628f0Sck 	return (vdev_child_string_match(nvroot, tgt));
2249de6628f0Sck }
2250de6628f0Sck 
2251de6628f0Sck static boolean_t
2252de6628f0Sck pool_match(nvlist_t *config, char *tgt)
2253de6628f0Sck {
2254de6628f0Sck 	uint64_t guid = strtoull(tgt, NULL, 0);
2255de6628f0Sck 
2256de6628f0Sck 	if (guid != 0) {
2257de6628f0Sck 		return (
2258de6628f0Sck 		    nvlist_uint64_match(config, ZPOOL_CONFIG_POOL_GUID, guid) ||
2259de6628f0Sck 		    vdev_guid_match(config, guid));
2260de6628f0Sck 	} else {
2261de6628f0Sck 		return (
2262de6628f0Sck 		    nvlist_string_match(config, ZPOOL_CONFIG_POOL_NAME, tgt) ||
2263de6628f0Sck 		    vdev_string_match(config, tgt));
2264de6628f0Sck 	}
2265de6628f0Sck }
2266de6628f0Sck 
2267de6628f0Sck static int
2268e829d913Sck find_exported_zpool(char *pool_id, nvlist_t **configp, char *vdev_dir)
2269de6628f0Sck {
2270de6628f0Sck 	nvlist_t *pools;
2271de6628f0Sck 	int error = ENOENT;
2272de6628f0Sck 	nvlist_t *match = NULL;
2273de6628f0Sck 
2274e829d913Sck 	if (vdev_dir != NULL)
227524e697d4Sck 		pools = zpool_find_import_activeok(g_zfs, 1, &vdev_dir);
2276e829d913Sck 	else
227724e697d4Sck 		pools = zpool_find_import_activeok(g_zfs, 0, NULL);
2278de6628f0Sck 
2279de6628f0Sck 	if (pools != NULL) {
2280de6628f0Sck 		nvpair_t *elem = NULL;
2281de6628f0Sck 
2282de6628f0Sck 		while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2283de6628f0Sck 			verify(nvpair_value_nvlist(elem, configp) == 0);
2284de6628f0Sck 			if (pool_match(*configp, pool_id)) {
2285de6628f0Sck 				if (match != NULL) {
2286de6628f0Sck 					(void) fatal(
2287de6628f0Sck 					    "More than one matching pool - "
2288de6628f0Sck 					    "specify guid/devid/device path.");
2289de6628f0Sck 				} else {
2290de6628f0Sck 					match = *configp;
2291de6628f0Sck 					error = 0;
2292de6628f0Sck 				}
2293de6628f0Sck 			}
2294de6628f0Sck 		}
2295de6628f0Sck 	}
2296de6628f0Sck 
2297de6628f0Sck 	*configp = error ? NULL : match;
2298de6628f0Sck 
2299de6628f0Sck 	return (error);
2300de6628f0Sck }
2301de6628f0Sck 
2302fa9e4066Sahrens int
2303fa9e4066Sahrens main(int argc, char **argv)
2304fa9e4066Sahrens {
2305fa9e4066Sahrens 	int i, c;
2306fa9e4066Sahrens 	struct rlimit rl = { 1024, 1024 };
2307fa9e4066Sahrens 	spa_t *spa;
2308fa9e4066Sahrens 	objset_t *os = NULL;
2309fa9e4066Sahrens 	char *endstr;
2310fa9e4066Sahrens 	int dump_all = 1;
2311fa9e4066Sahrens 	int verbose = 0;
2312fa9e4066Sahrens 	int error;
2313de6628f0Sck 	int exported = 0;
2314de6628f0Sck 	char *vdev_dir = NULL;
2315fa9e4066Sahrens 
2316fa9e4066Sahrens 	(void) setrlimit(RLIMIT_NOFILE, &rl);
2317004388ebScasper 	(void) enable_extended_FILE_stdio(-1, -1);
2318fa9e4066Sahrens 
2319fa9e4066Sahrens 	dprintf_setup(&argc, argv);
2320fa9e4066Sahrens 
2321d6e555bdSGeorge Wilson 	while ((c = getopt(argc, argv, "udibcmsvCLS:U:lRep:t:")) != -1) {
2322fa9e4066Sahrens 		switch (c) {
2323fa9e4066Sahrens 		case 'u':
2324fa9e4066Sahrens 		case 'd':
2325fa9e4066Sahrens 		case 'i':
2326fa9e4066Sahrens 		case 'b':
2327fa9e4066Sahrens 		case 'c':
2328d6e555bdSGeorge Wilson 		case 'm':
2329fa9e4066Sahrens 		case 's':
2330fa9e4066Sahrens 		case 'C':
2331fa9e4066Sahrens 		case 'l':
233244cd46caSbillm 		case 'R':
2333fa9e4066Sahrens 			dump_opt[c]++;
2334fa9e4066Sahrens 			dump_all = 0;
2335fa9e4066Sahrens 			break;
233682a0a985SVictor Latushkin 		case 'L':
233782a0a985SVictor Latushkin 			dump_opt[c]++;
233882a0a985SVictor Latushkin 			break;
2339fa9e4066Sahrens 		case 'v':
2340fa9e4066Sahrens 			verbose++;
2341fa9e4066Sahrens 			break;
2342fa9e4066Sahrens 		case 'U':
2343e829d913Sck 			spa_config_path = optarg;
2344fa9e4066Sahrens 			break;
2345de6628f0Sck 		case 'e':
2346de6628f0Sck 			exported = 1;
2347de6628f0Sck 			break;
2348de6628f0Sck 		case 'p':
2349de6628f0Sck 			vdev_dir = optarg;
2350de6628f0Sck 			break;
2351d41e7643Sek 		case 'S':
2352d41e7643Sek 			dump_opt[c]++;
2353d41e7643Sek 			dump_all = 0;
2354d41e7643Sek 			zdb_sig_user_data = (strncmp(optarg, "user:", 5) == 0);
2355d41e7643Sek 			if (!zdb_sig_user_data && strncmp(optarg, "all:", 4))
2356d41e7643Sek 				usage();
2357d41e7643Sek 			endstr = strchr(optarg, ':') + 1;
2358d41e7643Sek 			if (strcmp(endstr, "fletcher2") == 0)
2359d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_2;
2360d41e7643Sek 			else if (strcmp(endstr, "fletcher4") == 0)
2361d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_4;
2362d41e7643Sek 			else if (strcmp(endstr, "sha256") == 0)
2363d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_SHA256;
2364d41e7643Sek 			else if (strcmp(endstr, "all") == 0)
2365d41e7643Sek 				zdb_sig_cksumalg = ZIO_CHECKSUM_FLETCHER_2;
2366d41e7643Sek 			else
2367d41e7643Sek 				usage();
2368d41e7643Sek 			break;
23692e551927SVictor Latushkin 		case 't':
23702e551927SVictor Latushkin 			ub_max_txg = strtoull(optarg, NULL, 0);
23712e551927SVictor Latushkin 			if (ub_max_txg < TXG_INITIAL) {
23722e551927SVictor Latushkin 				(void) fprintf(stderr, "incorrect txg "
23732e551927SVictor Latushkin 				    "specified: %s\n", optarg);
23742e551927SVictor Latushkin 				usage();
23752e551927SVictor Latushkin 			}
23762e551927SVictor Latushkin 			break;
2377fa9e4066Sahrens 		default:
2378fa9e4066Sahrens 			usage();
2379fa9e4066Sahrens 			break;
2380fa9e4066Sahrens 		}
2381fa9e4066Sahrens 	}
2382fa9e4066Sahrens 
238388b7b0f2SMatthew Ahrens 	if (vdev_dir != NULL && exported == 0) {
238488b7b0f2SMatthew Ahrens 		(void) fprintf(stderr, "-p option requires use of -e\n");
238588b7b0f2SMatthew Ahrens 		usage();
238688b7b0f2SMatthew Ahrens 	}
2387de6628f0Sck 
2388fa9e4066Sahrens 	kernel_init(FREAD);
2389de6628f0Sck 	g_zfs = libzfs_init();
239091ebeef5Sahrens 	ASSERT(g_zfs != NULL);
2391fa9e4066Sahrens 
2392fa9e4066Sahrens 	for (c = 0; c < 256; c++) {
239388b7b0f2SMatthew Ahrens 		if (dump_all && c != 'l' && c != 'R')
2394fa9e4066Sahrens 			dump_opt[c] = 1;
2395fa9e4066Sahrens 		if (dump_opt[c])
2396fa9e4066Sahrens 			dump_opt[c] += verbose;
2397fa9e4066Sahrens 	}
2398fa9e4066Sahrens 
2399fa9e4066Sahrens 	argc -= optind;
2400fa9e4066Sahrens 	argv += optind;
2401fa9e4066Sahrens 
2402fa9e4066Sahrens 	if (argc < 1) {
2403fa9e4066Sahrens 		if (dump_opt['C']) {
2404e829d913Sck 			dump_cachefile(spa_config_path);
2405fa9e4066Sahrens 			return (0);
2406fa9e4066Sahrens 		}
2407fa9e4066Sahrens 		usage();
2408fa9e4066Sahrens 	}
2409fa9e4066Sahrens 
2410fa9e4066Sahrens 	if (dump_opt['l']) {
2411fa9e4066Sahrens 		dump_label(argv[0]);
2412fa9e4066Sahrens 		return (0);
2413fa9e4066Sahrens 	}
2414fa9e4066Sahrens 
241544cd46caSbillm 	if (dump_opt['R']) {
241644cd46caSbillm 		flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR;
241744cd46caSbillm 		flagbits['c'] = ZDB_FLAG_CHECKSUM;
241844cd46caSbillm 		flagbits['d'] = ZDB_FLAG_DECOMPRESS;
241944cd46caSbillm 		flagbits['e'] = ZDB_FLAG_BSWAP;
242044cd46caSbillm 		flagbits['g'] = ZDB_FLAG_GBH;
242144cd46caSbillm 		flagbits['i'] = ZDB_FLAG_INDIRECT;
242244cd46caSbillm 		flagbits['p'] = ZDB_FLAG_PHYS;
242344cd46caSbillm 		flagbits['r'] = ZDB_FLAG_RAW;
242444cd46caSbillm 
242544cd46caSbillm 		spa = NULL;
242644cd46caSbillm 		while (argv[0]) {
242744cd46caSbillm 			zdb_read_block(argv[0], &spa);
242844cd46caSbillm 			argv++;
242944cd46caSbillm 			argc--;
243044cd46caSbillm 		}
243144cd46caSbillm 		if (spa)
243244cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
243344cd46caSbillm 		return (0);
243444cd46caSbillm 	}
243544cd46caSbillm 
2436fa9e4066Sahrens 	if (dump_opt['C'])
2437fa9e4066Sahrens 		dump_config(argv[0]);
2438fa9e4066Sahrens 
2439c5904d13Seschrock 	error = 0;
2440e829d913Sck 	if (exported) {
2441de6628f0Sck 		/*
2442de6628f0Sck 		 * Check to see if the name refers to an exported zpool
2443de6628f0Sck 		 */
2444c5904d13Seschrock 		char *slash;
2445de6628f0Sck 		nvlist_t *exported_conf = NULL;
2446de6628f0Sck 
2447c5904d13Seschrock 		if ((slash = strchr(argv[0], '/')) != NULL)
2448c5904d13Seschrock 			*slash = '\0';
2449c5904d13Seschrock 
2450e829d913Sck 		error = find_exported_zpool(argv[0], &exported_conf, vdev_dir);
2451de6628f0Sck 		if (error == 0) {
2452990b4856Slling 			nvlist_t *nvl = NULL;
2453990b4856Slling 
2454990b4856Slling 			if (vdev_dir != NULL) {
2455990b4856Slling 				if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0)
2456990b4856Slling 					error = ENOMEM;
2457990b4856Slling 				else if (nvlist_add_string(nvl,
2458990b4856Slling 				    zpool_prop_to_name(ZPOOL_PROP_ALTROOT),
2459990b4856Slling 				    vdev_dir) != 0)
2460990b4856Slling 					error = ENOMEM;
2461990b4856Slling 			}
2462990b4856Slling 
2463990b4856Slling 			if (error == 0)
24646809eb4eSEric Schrock 				error = spa_import_verbatim(argv[0],
2465c5904d13Seschrock 				    exported_conf, nvl);
2466990b4856Slling 
2467990b4856Slling 			nvlist_free(nvl);
2468de6628f0Sck 		}
2469c5904d13Seschrock 
2470c5904d13Seschrock 		if (slash != NULL)
2471c5904d13Seschrock 			*slash = '/';
2472c5904d13Seschrock 	}
2473c5904d13Seschrock 
2474c5904d13Seschrock 	if (error == 0) {
2475c5904d13Seschrock 		if (strchr(argv[0], '/') != NULL) {
2476*503ad85cSMatthew Ahrens 			error = dmu_objset_own(argv[0], DMU_OST_ANY,
2477*503ad85cSMatthew Ahrens 			    B_TRUE, FTAG, &os);
2478c5904d13Seschrock 		} else {
2479c5904d13Seschrock 			error = spa_open(argv[0], &spa, FTAG);
2480c5904d13Seschrock 		}
2481fa9e4066Sahrens 	}
2482fa9e4066Sahrens 
2483fa9e4066Sahrens 	if (error)
24840bf246f5Smc 		fatal("can't open %s: %s", argv[0], strerror(error));
2485fa9e4066Sahrens 
2486fa9e4066Sahrens 	argv++;
2487fa9e4066Sahrens 	if (--argc > 0) {
2488fa9e4066Sahrens 		zopt_objects = argc;
2489fa9e4066Sahrens 		zopt_object = calloc(zopt_objects, sizeof (uint64_t));
2490fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++) {
2491fa9e4066Sahrens 			errno = 0;
2492fa9e4066Sahrens 			zopt_object[i] = strtoull(argv[i], NULL, 0);
2493fa9e4066Sahrens 			if (zopt_object[i] == 0 && errno != 0)
2494fa9e4066Sahrens 				fatal("bad object number %s: %s",
2495fa9e4066Sahrens 				    argv[i], strerror(errno));
2496fa9e4066Sahrens 		}
2497fa9e4066Sahrens 	}
2498fa9e4066Sahrens 
2499fa9e4066Sahrens 	if (os != NULL) {
2500fa9e4066Sahrens 		dump_dir(os);
2501*503ad85cSMatthew Ahrens 		dmu_objset_disown(os, FTAG);
2502fa9e4066Sahrens 	} else {
2503fa9e4066Sahrens 		dump_zpool(spa);
2504fa9e4066Sahrens 		spa_close(spa, FTAG);
2505fa9e4066Sahrens 	}
2506fa9e4066Sahrens 
2507e0d35c44Smarks 	fuid_table_destroy();
2508e0d35c44Smarks 
2509de6628f0Sck 	libzfs_fini(g_zfs);
2510fa9e4066Sahrens 	kernel_fini();
2511fa9e4066Sahrens 
2512fa9e4066Sahrens 	return (0);
2513fa9e4066Sahrens }
2514