xref: /illumos-gate/usr/src/cmd/zdb/zdb.c (revision de6628f04d37509e311b5f382446b2f84e12b570)
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 /*
228053a263Sck  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23fa9e4066Sahrens  * Use is subject to license terms.
24fa9e4066Sahrens  */
25fa9e4066Sahrens 
26fa9e4066Sahrens #pragma ident	"%Z%%M%	%I%	%E% SMI"
27fa9e4066Sahrens 
28fa9e4066Sahrens #include <stdio.h>
29004388ebScasper #include <stdio_ext.h>
30fa9e4066Sahrens #include <stdlib.h>
3144cd46caSbillm #include <ctype.h>
32fa9e4066Sahrens #include <sys/zfs_context.h>
33fa9e4066Sahrens #include <sys/spa.h>
34fa9e4066Sahrens #include <sys/spa_impl.h>
35fa9e4066Sahrens #include <sys/dmu.h>
36fa9e4066Sahrens #include <sys/zap.h>
37fa9e4066Sahrens #include <sys/fs/zfs.h>
38fa9e4066Sahrens #include <sys/zfs_znode.h>
39fa9e4066Sahrens #include <sys/vdev.h>
40fa9e4066Sahrens #include <sys/vdev_impl.h>
41fa9e4066Sahrens #include <sys/metaslab_impl.h>
42fa9e4066Sahrens #include <sys/dmu_objset.h>
43fa9e4066Sahrens #include <sys/dsl_dir.h>
44fa9e4066Sahrens #include <sys/dsl_dataset.h>
45fa9e4066Sahrens #include <sys/dsl_pool.h>
46fa9e4066Sahrens #include <sys/dbuf.h>
47fa9e4066Sahrens #include <sys/zil.h>
48fa9e4066Sahrens #include <sys/zil_impl.h>
49fa9e4066Sahrens #include <sys/stat.h>
50fa9e4066Sahrens #include <sys/resource.h>
51fa9e4066Sahrens #include <sys/dmu_traverse.h>
52fa9e4066Sahrens #include <sys/zio_checksum.h>
53fa9e4066Sahrens #include <sys/zio_compress.h>
54*de6628f0Sck #undef ZFS_MAXNAMELEN
55*de6628f0Sck #undef verify
56*de6628f0Sck #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;
66fa9e4066Sahrens int zdb_advance = ADVANCE_PRE;
67fa9e4066Sahrens zbookmark_t zdb_noread = { 0, 0, ZB_NO_LEVEL, 0 };
68*de6628f0Sck libzfs_handle_t *g_zfs;
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,
90*de6628f0Sck 	    "Usage: %s [-udibcsvLUe] [-O order] [-B os:obj:level:blkid] "
91fa9e4066Sahrens 	    "dataset [object...]\n"
92fa9e4066Sahrens 	    "       %s -C [pool]\n"
9344cd46caSbillm 	    "       %s -l dev\n"
94*de6628f0Sck 	    "       %s -R vdev:offset:size:flags\n"
95*de6628f0Sck 	    "       %s [-p path_to_vdev_dir]\n",
96*de6628f0Sck 	    cmdname, cmdname, cmdname, cmdname, cmdname);
97fa9e4066Sahrens 
98fa9e4066Sahrens 	(void) fprintf(stderr, "	-u uberblock\n");
99fa9e4066Sahrens 	(void) fprintf(stderr, "	-d datasets\n");
100fa9e4066Sahrens 	(void) fprintf(stderr, "        -C cached pool configuration\n");
101fa9e4066Sahrens 	(void) fprintf(stderr, "	-i intent logs\n");
102fa9e4066Sahrens 	(void) fprintf(stderr, "	-b block statistics\n");
103fa9e4066Sahrens 	(void) fprintf(stderr, "	-c checksum all data blocks\n");
104fa9e4066Sahrens 	(void) fprintf(stderr, "	-s report stats on zdb's I/O\n");
105fa9e4066Sahrens 	(void) fprintf(stderr, "	-v verbose (applies to all others)\n");
106fa9e4066Sahrens 	(void) fprintf(stderr, "        -l dump label contents\n");
107fa9e4066Sahrens 	(void) fprintf(stderr, "	-L live pool (allows some errors)\n");
108fa9e4066Sahrens 	(void) fprintf(stderr, "	-O [!]<pre|post|prune|data|holes> "
109fa9e4066Sahrens 	    "visitation order\n");
110fa9e4066Sahrens 	(void) fprintf(stderr, "	-U use zpool.cache in /tmp\n");
111fa9e4066Sahrens 	(void) fprintf(stderr, "	-B objset:object:level:blkid -- "
112fa9e4066Sahrens 	    "simulate bad block\n");
11344cd46caSbillm 	(void) fprintf(stderr, "        -R read and display block from a"
11444cd46caSbillm 	    "device\n");
115*de6628f0Sck 	(void) fprintf(stderr, "        -e Pool is exported/destroyed\n");
116*de6628f0Sck 	(void) fprintf(stderr, "	-p <Path to vdev dir> (use with -e)\n");
117fa9e4066Sahrens 	(void) fprintf(stderr, "Specify an option more than once (e.g. -bb) "
118fa9e4066Sahrens 	    "to make only that option verbose\n");
119fa9e4066Sahrens 	(void) fprintf(stderr, "Default is to dump everything non-verbosely\n");
120fa9e4066Sahrens 	exit(1);
121fa9e4066Sahrens }
122fa9e4066Sahrens 
123fa9e4066Sahrens static void
124fa9e4066Sahrens fatal(const char *fmt, ...)
125fa9e4066Sahrens {
126fa9e4066Sahrens 	va_list ap;
127fa9e4066Sahrens 
128fa9e4066Sahrens 	va_start(ap, fmt);
129fa9e4066Sahrens 	(void) fprintf(stderr, "%s: ", cmdname);
130fa9e4066Sahrens 	(void) vfprintf(stderr, fmt, ap);
131fa9e4066Sahrens 	va_end(ap);
132fa9e4066Sahrens 	(void) fprintf(stderr, "\n");
133fa9e4066Sahrens 
134fa9e4066Sahrens 	exit(1);
135fa9e4066Sahrens }
136fa9e4066Sahrens 
137fa9e4066Sahrens static void
138fa9e4066Sahrens dump_nvlist(nvlist_t *list, int indent)
139fa9e4066Sahrens {
140fa9e4066Sahrens 	nvpair_t *elem = NULL;
141fa9e4066Sahrens 
142fa9e4066Sahrens 	while ((elem = nvlist_next_nvpair(list, elem)) != NULL) {
143fa9e4066Sahrens 		switch (nvpair_type(elem)) {
144fa9e4066Sahrens 		case DATA_TYPE_STRING:
145fa9e4066Sahrens 			{
146fa9e4066Sahrens 				char *value;
147fa9e4066Sahrens 
148fa9e4066Sahrens 				VERIFY(nvpair_value_string(elem, &value) == 0);
149fa9e4066Sahrens 				(void) printf("%*s%s='%s'\n", indent, "",
150fa9e4066Sahrens 				    nvpair_name(elem), value);
151fa9e4066Sahrens 			}
152fa9e4066Sahrens 			break;
153fa9e4066Sahrens 
154fa9e4066Sahrens 		case DATA_TYPE_UINT64:
155fa9e4066Sahrens 			{
156fa9e4066Sahrens 				uint64_t value;
157fa9e4066Sahrens 
158fa9e4066Sahrens 				VERIFY(nvpair_value_uint64(elem, &value) == 0);
159fa9e4066Sahrens 				(void) printf("%*s%s=%llu\n", indent, "",
160fa9e4066Sahrens 				    nvpair_name(elem), (u_longlong_t)value);
161fa9e4066Sahrens 			}
162fa9e4066Sahrens 			break;
163fa9e4066Sahrens 
164fa9e4066Sahrens 		case DATA_TYPE_NVLIST:
165fa9e4066Sahrens 			{
166fa9e4066Sahrens 				nvlist_t *value;
167fa9e4066Sahrens 
168fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist(elem, &value) == 0);
169fa9e4066Sahrens 				(void) printf("%*s%s\n", indent, "",
170fa9e4066Sahrens 				    nvpair_name(elem));
171fa9e4066Sahrens 				dump_nvlist(value, indent + 4);
172fa9e4066Sahrens 			}
173fa9e4066Sahrens 			break;
174fa9e4066Sahrens 
175fa9e4066Sahrens 		case DATA_TYPE_NVLIST_ARRAY:
176fa9e4066Sahrens 			{
177fa9e4066Sahrens 				nvlist_t **value;
178fa9e4066Sahrens 				uint_t c, count;
179fa9e4066Sahrens 
180fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist_array(elem, &value,
181fa9e4066Sahrens 				    &count) == 0);
182fa9e4066Sahrens 
183fa9e4066Sahrens 				for (c = 0; c < count; c++) {
184fa9e4066Sahrens 					(void) printf("%*s%s[%u]\n", indent, "",
185fa9e4066Sahrens 					    nvpair_name(elem), c);
186fa9e4066Sahrens 					dump_nvlist(value[c], indent + 8);
187fa9e4066Sahrens 				}
188fa9e4066Sahrens 			}
189fa9e4066Sahrens 			break;
190fa9e4066Sahrens 
191fa9e4066Sahrens 		default:
192fa9e4066Sahrens 
193fa9e4066Sahrens 			(void) printf("bad config type %d for %s\n",
194fa9e4066Sahrens 			    nvpair_type(elem), nvpair_name(elem));
195fa9e4066Sahrens 		}
196fa9e4066Sahrens 	}
197fa9e4066Sahrens }
198fa9e4066Sahrens 
199fa9e4066Sahrens /* ARGSUSED */
200fa9e4066Sahrens static void
201fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size)
202fa9e4066Sahrens {
203fa9e4066Sahrens 	nvlist_t *nv;
204fa9e4066Sahrens 	size_t nvsize = *(uint64_t *)data;
205fa9e4066Sahrens 	char *packed = umem_alloc(nvsize, UMEM_NOFAIL);
206fa9e4066Sahrens 
207ea8dc4b6Seschrock 	VERIFY(0 == dmu_read(os, object, 0, nvsize, packed));
208fa9e4066Sahrens 
209fa9e4066Sahrens 	VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0);
210fa9e4066Sahrens 
211fa9e4066Sahrens 	umem_free(packed, nvsize);
212fa9e4066Sahrens 
213fa9e4066Sahrens 	dump_nvlist(nv, 8);
214fa9e4066Sahrens 
215fa9e4066Sahrens 	nvlist_free(nv);
216fa9e4066Sahrens }
217fa9e4066Sahrens 
218fa9e4066Sahrens const char dump_zap_stars[] = "****************************************";
219fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1;
220fa9e4066Sahrens 
221fa9e4066Sahrens static void
222fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE])
223fa9e4066Sahrens {
224fa9e4066Sahrens 	int i;
225fa9e4066Sahrens 	int minidx = ZAP_HISTOGRAM_SIZE - 1;
226fa9e4066Sahrens 	int maxidx = 0;
227fa9e4066Sahrens 	uint64_t max = 0;
228fa9e4066Sahrens 
229fa9e4066Sahrens 	for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) {
230fa9e4066Sahrens 		if (histo[i] > max)
231fa9e4066Sahrens 			max = histo[i];
232fa9e4066Sahrens 		if (histo[i] > 0 && i > maxidx)
233fa9e4066Sahrens 			maxidx = i;
234fa9e4066Sahrens 		if (histo[i] > 0 && i < minidx)
235fa9e4066Sahrens 			minidx = i;
236fa9e4066Sahrens 	}
237fa9e4066Sahrens 
238fa9e4066Sahrens 	if (max < dump_zap_width)
239fa9e4066Sahrens 		max = dump_zap_width;
240fa9e4066Sahrens 
241fa9e4066Sahrens 	for (i = minidx; i <= maxidx; i++)
242fa9e4066Sahrens 		(void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i],
243fa9e4066Sahrens 		    &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]);
244fa9e4066Sahrens }
245fa9e4066Sahrens 
246fa9e4066Sahrens static void
247fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object)
248fa9e4066Sahrens {
249fa9e4066Sahrens 	int error;
250fa9e4066Sahrens 	zap_stats_t zs;
251fa9e4066Sahrens 
252fa9e4066Sahrens 	error = zap_get_stats(os, object, &zs);
253fa9e4066Sahrens 	if (error)
254fa9e4066Sahrens 		return;
255fa9e4066Sahrens 
256fa9e4066Sahrens 	if (zs.zs_ptrtbl_len == 0) {
257fa9e4066Sahrens 		ASSERT(zs.zs_num_blocks == 1);
258fa9e4066Sahrens 		(void) printf("\tmicrozap: %llu bytes, %llu entries\n",
259fa9e4066Sahrens 		    (u_longlong_t)zs.zs_blocksize,
260fa9e4066Sahrens 		    (u_longlong_t)zs.zs_num_entries);
261fa9e4066Sahrens 		return;
262fa9e4066Sahrens 	}
263fa9e4066Sahrens 
264fa9e4066Sahrens 	(void) printf("\tFat ZAP stats:\n");
2658248818dSnd 
2668248818dSnd 	(void) printf("\t\tPointer table:\n");
2678248818dSnd 	(void) printf("\t\t\t%llu elements\n",
268fa9e4066Sahrens 	    (u_longlong_t)zs.zs_ptrtbl_len);
2698248818dSnd 	(void) printf("\t\t\tzt_blk: %llu\n",
2708248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_blk);
2718248818dSnd 	(void) printf("\t\t\tzt_numblks: %llu\n",
2728248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_numblks);
2738248818dSnd 	(void) printf("\t\t\tzt_shift: %llu\n",
2748248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_shift);
2758248818dSnd 	(void) printf("\t\t\tzt_blks_copied: %llu\n",
2768248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_blks_copied);
2778248818dSnd 	(void) printf("\t\t\tzt_nextblk: %llu\n",
2788248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_nextblk);
2798248818dSnd 
280fa9e4066Sahrens 	(void) printf("\t\tZAP entries: %llu\n",
281fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_entries);
282fa9e4066Sahrens 	(void) printf("\t\tLeaf blocks: %llu\n",
283fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_leafs);
284fa9e4066Sahrens 	(void) printf("\t\tTotal blocks: %llu\n",
285fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_blocks);
2868248818dSnd 	(void) printf("\t\tzap_block_type: 0x%llx\n",
2878248818dSnd 	    (u_longlong_t)zs.zs_block_type);
2888248818dSnd 	(void) printf("\t\tzap_magic: 0x%llx\n",
2898248818dSnd 	    (u_longlong_t)zs.zs_magic);
2908248818dSnd 	(void) printf("\t\tzap_salt: 0x%llx\n",
2918248818dSnd 	    (u_longlong_t)zs.zs_salt);
292fa9e4066Sahrens 
293fa9e4066Sahrens 	(void) printf("\t\tLeafs with 2^n pointers:\n");
294fa9e4066Sahrens 	dump_zap_histogram(zs.zs_leafs_with_2n_pointers);
295fa9e4066Sahrens 
296fa9e4066Sahrens 	(void) printf("\t\tBlocks with n*5 entries:\n");
297fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_with_n5_entries);
298fa9e4066Sahrens 
299fa9e4066Sahrens 	(void) printf("\t\tBlocks n/10 full:\n");
300fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_n_tenths_full);
301fa9e4066Sahrens 
302fa9e4066Sahrens 	(void) printf("\t\tEntries with n chunks:\n");
303fa9e4066Sahrens 	dump_zap_histogram(zs.zs_entries_using_n_chunks);
304fa9e4066Sahrens 
305fa9e4066Sahrens 	(void) printf("\t\tBuckets with n entries:\n");
306fa9e4066Sahrens 	dump_zap_histogram(zs.zs_buckets_with_n_entries);
307fa9e4066Sahrens }
308fa9e4066Sahrens 
309fa9e4066Sahrens /*ARGSUSED*/
310fa9e4066Sahrens static void
311fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size)
312fa9e4066Sahrens {
313fa9e4066Sahrens }
314fa9e4066Sahrens 
315fa9e4066Sahrens /*ARGSUSED*/
316fa9e4066Sahrens void
317fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size)
318fa9e4066Sahrens {
319fa9e4066Sahrens }
320fa9e4066Sahrens 
321fa9e4066Sahrens /*ARGSUSED*/
322fa9e4066Sahrens static void
323fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size)
324fa9e4066Sahrens {
325fa9e4066Sahrens }
326fa9e4066Sahrens 
327fa9e4066Sahrens /*ARGSUSED*/
328fa9e4066Sahrens static void
329fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size)
330fa9e4066Sahrens {
331fa9e4066Sahrens 	zap_cursor_t zc;
332fa9e4066Sahrens 	zap_attribute_t attr;
333fa9e4066Sahrens 	void *prop;
334fa9e4066Sahrens 	int i;
335fa9e4066Sahrens 
336fa9e4066Sahrens 	dump_zap_stats(os, object);
337fa9e4066Sahrens 	(void) printf("\n");
338fa9e4066Sahrens 
339fa9e4066Sahrens 	for (zap_cursor_init(&zc, os, object);
340fa9e4066Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
341fa9e4066Sahrens 	    zap_cursor_advance(&zc)) {
342fa9e4066Sahrens 		(void) printf("\t\t%s = ", attr.za_name);
343fa9e4066Sahrens 		if (attr.za_num_integers == 0) {
344fa9e4066Sahrens 			(void) printf("\n");
345fa9e4066Sahrens 			continue;
346fa9e4066Sahrens 		}
347fa9e4066Sahrens 		prop = umem_zalloc(attr.za_num_integers *
348fa9e4066Sahrens 		    attr.za_integer_length, UMEM_NOFAIL);
349fa9e4066Sahrens 		(void) zap_lookup(os, object, attr.za_name,
350fa9e4066Sahrens 		    attr.za_integer_length, attr.za_num_integers, prop);
351fa9e4066Sahrens 		if (attr.za_integer_length == 1) {
352fa9e4066Sahrens 			(void) printf("%s", (char *)prop);
353fa9e4066Sahrens 		} else {
354fa9e4066Sahrens 			for (i = 0; i < attr.za_num_integers; i++) {
355fa9e4066Sahrens 				switch (attr.za_integer_length) {
356fa9e4066Sahrens 				case 2:
357fa9e4066Sahrens 					(void) printf("%u ",
358fa9e4066Sahrens 					    ((uint16_t *)prop)[i]);
359fa9e4066Sahrens 					break;
360fa9e4066Sahrens 				case 4:
361fa9e4066Sahrens 					(void) printf("%u ",
362fa9e4066Sahrens 					    ((uint32_t *)prop)[i]);
363fa9e4066Sahrens 					break;
364fa9e4066Sahrens 				case 8:
365fa9e4066Sahrens 					(void) printf("%lld ",
366fa9e4066Sahrens 					    (u_longlong_t)((int64_t *)prop)[i]);
367fa9e4066Sahrens 					break;
368fa9e4066Sahrens 				}
369fa9e4066Sahrens 			}
370fa9e4066Sahrens 		}
371fa9e4066Sahrens 		(void) printf("\n");
372fa9e4066Sahrens 		umem_free(prop, attr.za_num_integers * attr.za_integer_length);
373fa9e4066Sahrens 	}
37487e5029aSahrens 	zap_cursor_fini(&zc);
375fa9e4066Sahrens }
376fa9e4066Sahrens 
377e7437265Sahrens /*ARGSUSED*/
378e7437265Sahrens static void
379e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size)
380e7437265Sahrens {
381e7437265Sahrens 	zap_cursor_t zc;
382e7437265Sahrens 	zap_attribute_t attr;
383e7437265Sahrens 	const char *typenames[] = {
384e7437265Sahrens 		/* 0 */ "not specified",
385e7437265Sahrens 		/* 1 */ "FIFO",
386e7437265Sahrens 		/* 2 */ "Character Device",
387e7437265Sahrens 		/* 3 */ "3 (invalid)",
388e7437265Sahrens 		/* 4 */ "Directory",
389e7437265Sahrens 		/* 5 */ "5 (invalid)",
390e7437265Sahrens 		/* 6 */ "Block Device",
391e7437265Sahrens 		/* 7 */ "7 (invalid)",
392e7437265Sahrens 		/* 8 */ "Regular File",
393e7437265Sahrens 		/* 9 */ "9 (invalid)",
394e7437265Sahrens 		/* 10 */ "Symbolic Link",
395e7437265Sahrens 		/* 11 */ "11 (invalid)",
396e7437265Sahrens 		/* 12 */ "Socket",
397e7437265Sahrens 		/* 13 */ "Door",
398e7437265Sahrens 		/* 14 */ "Event Port",
399e7437265Sahrens 		/* 15 */ "15 (invalid)",
400e7437265Sahrens 	};
401e7437265Sahrens 
402e7437265Sahrens 	dump_zap_stats(os, object);
403e7437265Sahrens 	(void) printf("\n");
404e7437265Sahrens 
405e7437265Sahrens 	for (zap_cursor_init(&zc, os, object);
406e7437265Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
407e7437265Sahrens 	    zap_cursor_advance(&zc)) {
408e7437265Sahrens 		(void) printf("\t\t%s = %lld (type: %s)\n",
409e7437265Sahrens 		    attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer),
410e7437265Sahrens 		    typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]);
411e7437265Sahrens 	}
412e7437265Sahrens 	zap_cursor_fini(&zc);
413e7437265Sahrens }
414e7437265Sahrens 
415fa9e4066Sahrens static void
416fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm)
417fa9e4066Sahrens {
418fa9e4066Sahrens 	uint64_t alloc, offset, entry;
419ecc2d604Sbonwick 	uint8_t mapshift = sm->sm_shift;
420fa9e4066Sahrens 	uint64_t mapstart = sm->sm_start;
4218053a263Sck 	char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID",
4228053a263Sck 			    "INVALID", "INVALID", "INVALID", "INVALID" };
423fa9e4066Sahrens 
424fa9e4066Sahrens 	if (smo->smo_object == 0)
425fa9e4066Sahrens 		return;
426fa9e4066Sahrens 
427fa9e4066Sahrens 	/*
428fa9e4066Sahrens 	 * Print out the freelist entries in both encoded and decoded form.
429fa9e4066Sahrens 	 */
430fa9e4066Sahrens 	alloc = 0;
431fa9e4066Sahrens 	for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) {
432ea8dc4b6Seschrock 		VERIFY(0 == dmu_read(os, smo->smo_object, offset,
433ea8dc4b6Seschrock 		    sizeof (entry), &entry));
434fa9e4066Sahrens 		if (SM_DEBUG_DECODE(entry)) {
435fa9e4066Sahrens 			(void) printf("\t\t[%4llu] %s: txg %llu, pass %llu\n",
436fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
437fa9e4066Sahrens 			    ddata[SM_DEBUG_ACTION_DECODE(entry)],
4385ad82045Snd 			    (u_longlong_t)SM_DEBUG_TXG_DECODE(entry),
4395ad82045Snd 			    (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry));
440fa9e4066Sahrens 		} else {
441fa9e4066Sahrens 			(void) printf("\t\t[%4llu]    %c  range:"
442fa9e4066Sahrens 			    " %08llx-%08llx  size: %06llx\n",
443fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
444fa9e4066Sahrens 			    SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F',
4455ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4465ad82045Snd 			    mapshift) + mapstart),
4475ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4485ad82045Snd 			    mapshift) + mapstart + (SM_RUN_DECODE(entry) <<
4495ad82045Snd 			    mapshift)),
4505ad82045Snd 			    (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift));
451fa9e4066Sahrens 			if (SM_TYPE_DECODE(entry) == SM_ALLOC)
452fa9e4066Sahrens 				alloc += SM_RUN_DECODE(entry) << mapshift;
453fa9e4066Sahrens 			else
454fa9e4066Sahrens 				alloc -= SM_RUN_DECODE(entry) << mapshift;
455fa9e4066Sahrens 		}
456fa9e4066Sahrens 	}
457fa9e4066Sahrens 	if (alloc != smo->smo_alloc) {
458fa9e4066Sahrens 		(void) printf("space_map_object alloc (%llu) INCONSISTENT "
459fa9e4066Sahrens 		    "with space map summary (%llu)\n",
460fa9e4066Sahrens 		    (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc);
461fa9e4066Sahrens 	}
462fa9e4066Sahrens }
463fa9e4066Sahrens 
464fa9e4066Sahrens static void
465fa9e4066Sahrens dump_metaslab(metaslab_t *msp)
466fa9e4066Sahrens {
467fa9e4066Sahrens 	char freebuf[5];
468ecc2d604Sbonwick 	space_map_obj_t *smo = &msp->ms_smo;
469fa9e4066Sahrens 	vdev_t *vd = msp->ms_group->mg_vd;
470fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
471fa9e4066Sahrens 
472fa9e4066Sahrens 	nicenum(msp->ms_map.sm_size - smo->smo_alloc, freebuf);
473fa9e4066Sahrens 
474fa9e4066Sahrens 	if (dump_opt['d'] <= 5) {
475fa9e4066Sahrens 		(void) printf("\t%10llx   %10llu   %5s\n",
476fa9e4066Sahrens 		    (u_longlong_t)msp->ms_map.sm_start,
477fa9e4066Sahrens 		    (u_longlong_t)smo->smo_object,
478fa9e4066Sahrens 		    freebuf);
479fa9e4066Sahrens 		return;
480fa9e4066Sahrens 	}
481fa9e4066Sahrens 
482fa9e4066Sahrens 	(void) printf(
483fa9e4066Sahrens 	    "\tvdev %llu   offset %08llx   spacemap %4llu   free %5s\n",
484fa9e4066Sahrens 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)msp->ms_map.sm_start,
485fa9e4066Sahrens 	    (u_longlong_t)smo->smo_object, freebuf);
486fa9e4066Sahrens 
487fa9e4066Sahrens 	ASSERT(msp->ms_map.sm_size == (1ULL << vd->vdev_ms_shift));
488fa9e4066Sahrens 
489fa9e4066Sahrens 	dump_spacemap(spa->spa_meta_objset, smo, &msp->ms_map);
490fa9e4066Sahrens }
491fa9e4066Sahrens 
492fa9e4066Sahrens static void
493fa9e4066Sahrens dump_metaslabs(spa_t *spa)
494fa9e4066Sahrens {
495fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
496fa9e4066Sahrens 	vdev_t *vd;
497fa9e4066Sahrens 	int c, m;
498fa9e4066Sahrens 
499fa9e4066Sahrens 	(void) printf("\nMetaslabs:\n");
500fa9e4066Sahrens 
501fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
502fa9e4066Sahrens 		vd = rvd->vdev_child[c];
503fa9e4066Sahrens 
504ea8dc4b6Seschrock 		spa_config_enter(spa, RW_READER, FTAG);
505fa9e4066Sahrens 		(void) printf("\n    vdev %llu = %s\n\n",
506fa9e4066Sahrens 		    (u_longlong_t)vd->vdev_id, vdev_description(vd));
507ea8dc4b6Seschrock 		spa_config_exit(spa, FTAG);
508fa9e4066Sahrens 
509fa9e4066Sahrens 		if (dump_opt['d'] <= 5) {
510fa9e4066Sahrens 			(void) printf("\t%10s   %10s   %5s\n",
511fa9e4066Sahrens 			    "offset", "spacemap", "free");
512fa9e4066Sahrens 			(void) printf("\t%10s   %10s   %5s\n",
513fa9e4066Sahrens 			    "------", "--------", "----");
514fa9e4066Sahrens 		}
515fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++)
516fa9e4066Sahrens 			dump_metaslab(vd->vdev_ms[m]);
517fa9e4066Sahrens 		(void) printf("\n");
518fa9e4066Sahrens 	}
519fa9e4066Sahrens }
520fa9e4066Sahrens 
521fa9e4066Sahrens static void
522fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent)
523fa9e4066Sahrens {
524fa9e4066Sahrens 	avl_tree_t *t = &vd->vdev_dtl_map.sm_root;
525fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
526fa9e4066Sahrens 	space_seg_t *ss;
527fa9e4066Sahrens 	vdev_t *pvd;
528fa9e4066Sahrens 	int c;
529fa9e4066Sahrens 
530fa9e4066Sahrens 	if (indent == 0)
531fa9e4066Sahrens 		(void) printf("\nDirty time logs:\n\n");
532fa9e4066Sahrens 
533ea8dc4b6Seschrock 	spa_config_enter(spa, RW_READER, FTAG);
534fa9e4066Sahrens 	(void) printf("\t%*s%s\n", indent, "", vdev_description(vd));
535ea8dc4b6Seschrock 	spa_config_exit(spa, FTAG);
536fa9e4066Sahrens 
537fa9e4066Sahrens 	for (ss = avl_first(t); ss; ss = AVL_NEXT(t, ss)) {
538fa9e4066Sahrens 		/*
539fa9e4066Sahrens 		 * Everything in this DTL must appear in all parent DTL unions.
540fa9e4066Sahrens 		 */
541fa9e4066Sahrens 		for (pvd = vd; pvd; pvd = pvd->vdev_parent)
542fa9e4066Sahrens 			ASSERT(vdev_dtl_contains(&pvd->vdev_dtl_map,
543fa9e4066Sahrens 			    ss->ss_start, ss->ss_end - ss->ss_start));
544fa9e4066Sahrens 		(void) printf("\t%*soutage [%llu,%llu] length %llu\n",
545fa9e4066Sahrens 		    indent, "",
546fa9e4066Sahrens 		    (u_longlong_t)ss->ss_start,
547fa9e4066Sahrens 		    (u_longlong_t)ss->ss_end - 1,
5485ad82045Snd 		    (u_longlong_t)(ss->ss_end - ss->ss_start));
549fa9e4066Sahrens 	}
550fa9e4066Sahrens 
551fa9e4066Sahrens 	(void) printf("\n");
552fa9e4066Sahrens 
553fa9e4066Sahrens 	if (dump_opt['d'] > 5 && vd->vdev_children == 0) {
554fa9e4066Sahrens 		dump_spacemap(vd->vdev_spa->spa_meta_objset, &vd->vdev_dtl,
555fa9e4066Sahrens 		    &vd->vdev_dtl_map);
556fa9e4066Sahrens 		(void) printf("\n");
557fa9e4066Sahrens 	}
558fa9e4066Sahrens 
559fa9e4066Sahrens 	for (c = 0; c < vd->vdev_children; c++)
560fa9e4066Sahrens 		dump_dtl(vd->vdev_child[c], indent + 4);
561fa9e4066Sahrens }
562fa9e4066Sahrens 
563fa9e4066Sahrens /*ARGSUSED*/
564fa9e4066Sahrens static void
565fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size)
566fa9e4066Sahrens {
567fa9e4066Sahrens }
568fa9e4066Sahrens 
569fa9e4066Sahrens static uint64_t
570fa9e4066Sahrens blkid2offset(dnode_phys_t *dnp, int level, uint64_t blkid)
571fa9e4066Sahrens {
572fa9e4066Sahrens 	if (level < 0)
573fa9e4066Sahrens 		return (blkid);
574fa9e4066Sahrens 
575fa9e4066Sahrens 	return ((blkid << (level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) *
576fa9e4066Sahrens 	    dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
577fa9e4066Sahrens }
578fa9e4066Sahrens 
57944cd46caSbillm static void
58044cd46caSbillm sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp, int alldvas)
58144cd46caSbillm {
58244cd46caSbillm 	dva_t *dva = bp->blk_dva;
58344cd46caSbillm 	int ndvas = alldvas ? BP_GET_NDVAS(bp) : 1;
58444cd46caSbillm 	int i;
58544cd46caSbillm 
58644cd46caSbillm 	blkbuf[0] = '\0';
58744cd46caSbillm 
58844cd46caSbillm 	for (i = 0; i < ndvas; i++)
58944cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ",
59044cd46caSbillm 		    (u_longlong_t)DVA_GET_VDEV(&dva[i]),
59144cd46caSbillm 		    (u_longlong_t)DVA_GET_OFFSET(&dva[i]),
59244cd46caSbillm 		    (u_longlong_t)DVA_GET_ASIZE(&dva[i]));
59344cd46caSbillm 
59444cd46caSbillm 	(void) sprintf(blkbuf + strlen(blkbuf), "%llxL/%llxP F=%llu B=%llu",
59544cd46caSbillm 	    (u_longlong_t)BP_GET_LSIZE(bp),
59644cd46caSbillm 	    (u_longlong_t)BP_GET_PSIZE(bp),
59744cd46caSbillm 	    (u_longlong_t)bp->blk_fill,
59844cd46caSbillm 	    (u_longlong_t)bp->blk_birth);
59944cd46caSbillm }
60044cd46caSbillm 
601fa9e4066Sahrens /* ARGSUSED */
602fa9e4066Sahrens static int
603fa9e4066Sahrens zdb_indirect_cb(traverse_blk_cache_t *bc, spa_t *spa, void *a)
604fa9e4066Sahrens {
605fa9e4066Sahrens 	zbookmark_t *zb = &bc->bc_bookmark;
606fa9e4066Sahrens 	blkptr_t *bp = &bc->bc_blkptr;
607fa9e4066Sahrens 	void *data = bc->bc_data;
608fa9e4066Sahrens 	dnode_phys_t *dnp = bc->bc_dnode;
60944cd46caSbillm 	char blkbuf[BP_SPRINTF_LEN + 80];
610fa9e4066Sahrens 	int l;
611fa9e4066Sahrens 
612fa9e4066Sahrens 	if (bc->bc_errno) {
61344cd46caSbillm 		(void) sprintf(blkbuf,
614ea8dc4b6Seschrock 		    "Error %d reading <%llu, %llu, %lld, %llu>: ",
615fa9e4066Sahrens 		    bc->bc_errno,
616fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
617fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
618ea8dc4b6Seschrock 		    (u_longlong_t)zb->zb_level,
619fa9e4066Sahrens 		    (u_longlong_t)zb->zb_blkid);
620fa9e4066Sahrens 		goto out;
621fa9e4066Sahrens 	}
622fa9e4066Sahrens 
623fa9e4066Sahrens 	if (zb->zb_level == -1) {
624fa9e4066Sahrens 		ASSERT3U(BP_GET_TYPE(bp), ==, DMU_OT_OBJSET);
625fa9e4066Sahrens 		ASSERT3U(BP_GET_LEVEL(bp), ==, 0);
626fa9e4066Sahrens 	} else {
627fa9e4066Sahrens 		ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type);
628fa9e4066Sahrens 		ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level);
629fa9e4066Sahrens 	}
630fa9e4066Sahrens 
631fa9e4066Sahrens 	if (zb->zb_level > 0) {
632fa9e4066Sahrens 		uint64_t fill = 0;
633fa9e4066Sahrens 		blkptr_t *bpx, *bpend;
634fa9e4066Sahrens 
635fa9e4066Sahrens 		for (bpx = data, bpend = bpx + BP_GET_LSIZE(bp) / sizeof (*bpx);
636fa9e4066Sahrens 		    bpx < bpend; bpx++) {
637fa9e4066Sahrens 			if (bpx->blk_birth != 0) {
638fa9e4066Sahrens 				fill += bpx->blk_fill;
639fa9e4066Sahrens 			} else {
640fa9e4066Sahrens 				ASSERT(bpx->blk_fill == 0);
641fa9e4066Sahrens 			}
642fa9e4066Sahrens 		}
643fa9e4066Sahrens 		ASSERT3U(fill, ==, bp->blk_fill);
644fa9e4066Sahrens 	}
645fa9e4066Sahrens 
646fa9e4066Sahrens 	if (zb->zb_level == 0 && dnp->dn_type == DMU_OT_DNODE) {
647fa9e4066Sahrens 		uint64_t fill = 0;
648fa9e4066Sahrens 		dnode_phys_t *dnx, *dnend;
649fa9e4066Sahrens 
650fa9e4066Sahrens 		for (dnx = data, dnend = dnx + (BP_GET_LSIZE(bp)>>DNODE_SHIFT);
651fa9e4066Sahrens 		    dnx < dnend; dnx++) {
652fa9e4066Sahrens 			if (dnx->dn_type != DMU_OT_NONE)
653fa9e4066Sahrens 				fill++;
654fa9e4066Sahrens 		}
655fa9e4066Sahrens 		ASSERT3U(fill, ==, bp->blk_fill);
656fa9e4066Sahrens 	}
657fa9e4066Sahrens 
65844cd46caSbillm 	(void) sprintf(blkbuf, "%16llx ",
659fa9e4066Sahrens 	    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid));
660fa9e4066Sahrens 
661fa9e4066Sahrens 	ASSERT(zb->zb_level >= 0);
662fa9e4066Sahrens 
663fa9e4066Sahrens 	for (l = dnp->dn_nlevels - 1; l >= -1; l--) {
664fa9e4066Sahrens 		if (l == zb->zb_level) {
66544cd46caSbillm 			(void) sprintf(blkbuf + strlen(blkbuf), "L%llx",
666ea8dc4b6Seschrock 			    (u_longlong_t)zb->zb_level);
667fa9e4066Sahrens 		} else {
66844cd46caSbillm 			(void) sprintf(blkbuf + strlen(blkbuf), " ");
669fa9e4066Sahrens 		}
670fa9e4066Sahrens 	}
671fa9e4066Sahrens 
672fa9e4066Sahrens out:
673fa9e4066Sahrens 	if (bp->blk_birth == 0) {
67444cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "<hole>");
67544cd46caSbillm 		(void) printf("%s\n", blkbuf);
676fa9e4066Sahrens 	} else {
67744cd46caSbillm 		sprintf_blkptr_compact(blkbuf + strlen(blkbuf), bp,
67844cd46caSbillm 		    dump_opt['d'] > 5 ? 1 : 0);
67944cd46caSbillm 		(void) printf("%s\n", blkbuf);
680fa9e4066Sahrens 	}
681fa9e4066Sahrens 
682fa9e4066Sahrens 	return (bc->bc_errno ? ERESTART : 0);
683fa9e4066Sahrens }
684fa9e4066Sahrens 
685fa9e4066Sahrens /*ARGSUSED*/
686fa9e4066Sahrens static void
687fa9e4066Sahrens dump_indirect(objset_t *os, uint64_t object, void *data, size_t size)
688fa9e4066Sahrens {
689fa9e4066Sahrens 	traverse_handle_t *th;
690fa9e4066Sahrens 	uint64_t objset = dmu_objset_id(os);
691fa9e4066Sahrens 	int advance = zdb_advance;
692fa9e4066Sahrens 
693fa9e4066Sahrens 	(void) printf("Indirect blocks:\n");
694fa9e4066Sahrens 
695fa9e4066Sahrens 	if (object == 0)
696fa9e4066Sahrens 		advance |= ADVANCE_DATA;
697fa9e4066Sahrens 
698fa9e4066Sahrens 	th = traverse_init(dmu_objset_spa(os), zdb_indirect_cb, NULL, advance,
699fa9e4066Sahrens 	    ZIO_FLAG_CANFAIL);
700fa9e4066Sahrens 	th->th_noread = zdb_noread;
701fa9e4066Sahrens 
702fa9e4066Sahrens 	traverse_add_dnode(th, 0, -1ULL, objset, object);
703fa9e4066Sahrens 
704fa9e4066Sahrens 	while (traverse_more(th) == EAGAIN)
705fa9e4066Sahrens 		continue;
706fa9e4066Sahrens 
707fa9e4066Sahrens 	(void) printf("\n");
708fa9e4066Sahrens 
709fa9e4066Sahrens 	traverse_fini(th);
710fa9e4066Sahrens }
711fa9e4066Sahrens 
712fa9e4066Sahrens /*ARGSUSED*/
713fa9e4066Sahrens static void
714fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size)
715fa9e4066Sahrens {
716fa9e4066Sahrens 	dsl_dir_phys_t *dd = data;
717fa9e4066Sahrens 	time_t crtime;
718fa9e4066Sahrens 	char used[6], compressed[6], uncompressed[6], quota[6], resv[6];
719fa9e4066Sahrens 
720fa9e4066Sahrens 	if (dd == NULL)
721fa9e4066Sahrens 		return;
722fa9e4066Sahrens 
723fa9e4066Sahrens 	ASSERT(size == sizeof (*dd));
724fa9e4066Sahrens 
725fa9e4066Sahrens 	crtime = dd->dd_creation_time;
726fa9e4066Sahrens 	nicenum(dd->dd_used_bytes, used);
727fa9e4066Sahrens 	nicenum(dd->dd_compressed_bytes, compressed);
728fa9e4066Sahrens 	nicenum(dd->dd_uncompressed_bytes, uncompressed);
729fa9e4066Sahrens 	nicenum(dd->dd_quota, quota);
730fa9e4066Sahrens 	nicenum(dd->dd_reserved, resv);
731fa9e4066Sahrens 
732fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
733fa9e4066Sahrens 	(void) printf("\t\thead_dataset_obj = %llu\n",
734fa9e4066Sahrens 	    (u_longlong_t)dd->dd_head_dataset_obj);
735fa9e4066Sahrens 	(void) printf("\t\tparent_dir_obj = %llu\n",
736fa9e4066Sahrens 	    (u_longlong_t)dd->dd_parent_obj);
737fa9e4066Sahrens 	(void) printf("\t\tclone_parent_obj = %llu\n",
738fa9e4066Sahrens 	    (u_longlong_t)dd->dd_clone_parent_obj);
739fa9e4066Sahrens 	(void) printf("\t\tchild_dir_zapobj = %llu\n",
740fa9e4066Sahrens 	    (u_longlong_t)dd->dd_child_dir_zapobj);
741fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
742fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
743fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
744fa9e4066Sahrens 	(void) printf("\t\tquota = %s\n", quota);
745fa9e4066Sahrens 	(void) printf("\t\treserved = %s\n", resv);
746fa9e4066Sahrens 	(void) printf("\t\tprops_zapobj = %llu\n",
747fa9e4066Sahrens 	    (u_longlong_t)dd->dd_props_zapobj);
748ecd6cf80Smarks 	(void) printf("\t\tdeleg_zapobj = %llu\n",
749ecd6cf80Smarks 	    (u_longlong_t)dd->dd_deleg_zapobj);
750fa9e4066Sahrens }
751fa9e4066Sahrens 
752fa9e4066Sahrens /*ARGSUSED*/
753fa9e4066Sahrens static void
754fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size)
755fa9e4066Sahrens {
756fa9e4066Sahrens 	dsl_dataset_phys_t *ds = data;
757fa9e4066Sahrens 	time_t crtime;
758fbabab8fSmaybee 	char used[6], compressed[6], uncompressed[6], unique[6];
759fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
760fa9e4066Sahrens 
761fa9e4066Sahrens 	if (ds == NULL)
762fa9e4066Sahrens 		return;
763fa9e4066Sahrens 
764fa9e4066Sahrens 	ASSERT(size == sizeof (*ds));
765fa9e4066Sahrens 	crtime = ds->ds_creation_time;
766fa9e4066Sahrens 	nicenum(ds->ds_used_bytes, used);
767fa9e4066Sahrens 	nicenum(ds->ds_compressed_bytes, compressed);
768fa9e4066Sahrens 	nicenum(ds->ds_uncompressed_bytes, uncompressed);
769fa9e4066Sahrens 	nicenum(ds->ds_unique_bytes, unique);
770fbabab8fSmaybee 	sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ds->ds_bp);
771fa9e4066Sahrens 
772fa9e4066Sahrens 	(void) printf("\t\tdataset_obj = %llu\n",
773fa9e4066Sahrens 	    (u_longlong_t)ds->ds_dir_obj);
774fa9e4066Sahrens 	(void) printf("\t\tprev_snap_obj = %llu\n",
775fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_obj);
776fa9e4066Sahrens 	(void) printf("\t\tprev_snap_txg = %llu\n",
777fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_txg);
778fa9e4066Sahrens 	(void) printf("\t\tnext_snap_obj = %llu\n",
779fa9e4066Sahrens 	    (u_longlong_t)ds->ds_next_snap_obj);
780fa9e4066Sahrens 	(void) printf("\t\tsnapnames_zapobj = %llu\n",
781fa9e4066Sahrens 	    (u_longlong_t)ds->ds_snapnames_zapobj);
782fa9e4066Sahrens 	(void) printf("\t\tnum_children = %llu\n",
783fa9e4066Sahrens 	    (u_longlong_t)ds->ds_num_children);
784fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
785fa9e4066Sahrens 	(void) printf("\t\tcreation_txg = %llu\n",
786fa9e4066Sahrens 	    (u_longlong_t)ds->ds_creation_txg);
787fa9e4066Sahrens 	(void) printf("\t\tdeadlist_obj = %llu\n",
788fa9e4066Sahrens 	    (u_longlong_t)ds->ds_deadlist_obj);
789fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
790fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
791fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
792fa9e4066Sahrens 	(void) printf("\t\tunique = %s\n", unique);
793fa9e4066Sahrens 	(void) printf("\t\tfsid_guid = %llu\n",
794fa9e4066Sahrens 	    (u_longlong_t)ds->ds_fsid_guid);
795fa9e4066Sahrens 	(void) printf("\t\tguid = %llu\n",
796fa9e4066Sahrens 	    (u_longlong_t)ds->ds_guid);
79799653d4eSeschrock 	(void) printf("\t\tflags = %llx\n",
79899653d4eSeschrock 	    (u_longlong_t)ds->ds_flags);
799fa9e4066Sahrens 	(void) printf("\t\tbp = %s\n", blkbuf);
800fa9e4066Sahrens }
801fa9e4066Sahrens 
802fa9e4066Sahrens static void
803fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name)
804fa9e4066Sahrens {
805fa9e4066Sahrens 	bplist_t bpl = { 0 };
806fa9e4066Sahrens 	blkptr_t blk, *bp = &blk;
807fa9e4066Sahrens 	uint64_t itor = 0;
80899653d4eSeschrock 	char bytes[6];
80999653d4eSeschrock 	char comp[6];
81099653d4eSeschrock 	char uncomp[6];
811fa9e4066Sahrens 
812fa9e4066Sahrens 	if (dump_opt['d'] < 3)
813fa9e4066Sahrens 		return;
814fa9e4066Sahrens 
815ea8dc4b6Seschrock 	VERIFY(0 == bplist_open(&bpl, mos, object));
816fa9e4066Sahrens 	if (bplist_empty(&bpl)) {
817fa9e4066Sahrens 		bplist_close(&bpl);
818fa9e4066Sahrens 		return;
819fa9e4066Sahrens 	}
820fa9e4066Sahrens 
82199653d4eSeschrock 	nicenum(bpl.bpl_phys->bpl_bytes, bytes);
82299653d4eSeschrock 	if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) {
82399653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_comp, comp);
82499653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_uncomp, uncomp);
82599653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s (%s/%s comp)\n",
82699653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries,
82799653d4eSeschrock 		    bytes, comp, uncomp);
82899653d4eSeschrock 	} else {
82999653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s\n",
83099653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes);
83199653d4eSeschrock 	}
832fa9e4066Sahrens 
833fa9e4066Sahrens 	if (dump_opt['d'] < 5) {
834fa9e4066Sahrens 		bplist_close(&bpl);
835fa9e4066Sahrens 		return;
836fa9e4066Sahrens 	}
837fa9e4066Sahrens 
838fa9e4066Sahrens 	(void) printf("\n");
839fa9e4066Sahrens 
840fa9e4066Sahrens 	while (bplist_iterate(&bpl, &itor, bp) == 0) {
84144cd46caSbillm 		char blkbuf[BP_SPRINTF_LEN];
84244cd46caSbillm 
843fa9e4066Sahrens 		ASSERT(bp->blk_birth != 0);
84444cd46caSbillm 		sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
84544cd46caSbillm 		(void) printf("\tItem %3llu: %s\n",
84644cd46caSbillm 		    (u_longlong_t)itor - 1, blkbuf);
847fa9e4066Sahrens 	}
848fa9e4066Sahrens 
849fa9e4066Sahrens 	bplist_close(&bpl);
850fa9e4066Sahrens }
851fa9e4066Sahrens 
852fa9e4066Sahrens /*ARGSUSED*/
853fa9e4066Sahrens static void
854fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size)
855fa9e4066Sahrens {
856fa9e4066Sahrens 	znode_phys_t *zp = data;
857fa9e4066Sahrens 	time_t z_crtime, z_atime, z_mtime, z_ctime;
858fa9e4066Sahrens 	char path[MAXPATHLEN * 2];	/* allow for xattr and failure prefix */
85955434c77Sek 	int error;
860fa9e4066Sahrens 
861fa9e4066Sahrens 	ASSERT(size >= sizeof (znode_phys_t));
862fa9e4066Sahrens 
86355434c77Sek 	error = zfs_obj_to_path(os, object, path, sizeof (path));
86455434c77Sek 	if (error != 0) {
86555434c77Sek 		(void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>",
86655434c77Sek 		    (u_longlong_t)object);
86755434c77Sek 	}
86855434c77Sek 
869fa9e4066Sahrens 	if (dump_opt['d'] < 3) {
87055434c77Sek 		(void) printf("\t%s\n", path);
871fa9e4066Sahrens 		return;
872fa9e4066Sahrens 	}
873fa9e4066Sahrens 
874fa9e4066Sahrens 	z_crtime = (time_t)zp->zp_crtime[0];
875fa9e4066Sahrens 	z_atime = (time_t)zp->zp_atime[0];
876fa9e4066Sahrens 	z_mtime = (time_t)zp->zp_mtime[0];
877fa9e4066Sahrens 	z_ctime = (time_t)zp->zp_ctime[0];
878fa9e4066Sahrens 
87955434c77Sek 	(void) printf("\tpath	%s\n", path);
880fa9e4066Sahrens 	(void) printf("\tatime	%s", ctime(&z_atime));
881fa9e4066Sahrens 	(void) printf("\tmtime	%s", ctime(&z_mtime));
882fa9e4066Sahrens 	(void) printf("\tctime	%s", ctime(&z_ctime));
883fa9e4066Sahrens 	(void) printf("\tcrtime	%s", ctime(&z_crtime));
884fa9e4066Sahrens 	(void) printf("\tgen	%llu\n", (u_longlong_t)zp->zp_gen);
885fa9e4066Sahrens 	(void) printf("\tmode	%llo\n", (u_longlong_t)zp->zp_mode);
886fa9e4066Sahrens 	(void) printf("\tsize	%llu\n", (u_longlong_t)zp->zp_size);
887fa9e4066Sahrens 	(void) printf("\tparent	%llu\n", (u_longlong_t)zp->zp_parent);
888fa9e4066Sahrens 	(void) printf("\tlinks	%llu\n", (u_longlong_t)zp->zp_links);
889fa9e4066Sahrens 	(void) printf("\txattr	%llu\n", (u_longlong_t)zp->zp_xattr);
890fa9e4066Sahrens 	(void) printf("\trdev	0x%016llx\n", (u_longlong_t)zp->zp_rdev);
891fa9e4066Sahrens }
892fa9e4066Sahrens 
893fa9e4066Sahrens /*ARGSUSED*/
894fa9e4066Sahrens static void
895fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size)
896fa9e4066Sahrens {
897fa9e4066Sahrens }
898fa9e4066Sahrens 
899fa9e4066Sahrens /*ARGSUSED*/
900fa9e4066Sahrens static void
901fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size)
902fa9e4066Sahrens {
903fa9e4066Sahrens }
904fa9e4066Sahrens 
905fa9e4066Sahrens static object_viewer_t *object_viewer[DMU_OT_NUMTYPES] = {
906fa9e4066Sahrens 	dump_none,		/* unallocated			*/
907fa9e4066Sahrens 	dump_zap,		/* object directory		*/
908fa9e4066Sahrens 	dump_uint64,		/* object array			*/
909fa9e4066Sahrens 	dump_none,		/* packed nvlist		*/
910fa9e4066Sahrens 	dump_packed_nvlist,	/* packed nvlist size		*/
911fa9e4066Sahrens 	dump_none,		/* bplist			*/
912fa9e4066Sahrens 	dump_none,		/* bplist header		*/
913fa9e4066Sahrens 	dump_none,		/* SPA space map header		*/
914fa9e4066Sahrens 	dump_none,		/* SPA space map		*/
915fa9e4066Sahrens 	dump_none,		/* ZIL intent log		*/
916fa9e4066Sahrens 	dump_dnode,		/* DMU dnode			*/
917fa9e4066Sahrens 	dump_dmu_objset,	/* DMU objset			*/
918ea8dc4b6Seschrock 	dump_dsl_dir,		/* DSL directory		*/
919fa9e4066Sahrens 	dump_zap,		/* DSL directory child map	*/
920fa9e4066Sahrens 	dump_zap,		/* DSL dataset snap map		*/
921fa9e4066Sahrens 	dump_zap,		/* DSL props			*/
922fa9e4066Sahrens 	dump_dsl_dataset,	/* DSL dataset			*/
923fa9e4066Sahrens 	dump_znode,		/* ZFS znode			*/
924fa9e4066Sahrens 	dump_acl,		/* ZFS ACL			*/
925fa9e4066Sahrens 	dump_uint8,		/* ZFS plain file		*/
926e7437265Sahrens 	dump_zpldir,		/* ZFS directory		*/
927fa9e4066Sahrens 	dump_zap,		/* ZFS master node		*/
928fa9e4066Sahrens 	dump_zap,		/* ZFS delete queue		*/
929fa9e4066Sahrens 	dump_uint8,		/* zvol object			*/
930fa9e4066Sahrens 	dump_zap,		/* zvol prop			*/
931fa9e4066Sahrens 	dump_uint8,		/* other uint8[]		*/
932fa9e4066Sahrens 	dump_uint64,		/* other uint64[]		*/
933fa9e4066Sahrens 	dump_zap,		/* other ZAP			*/
934ea8dc4b6Seschrock 	dump_zap,		/* persistent error log		*/
93506eeb2adSek 	dump_uint8,		/* SPA history			*/
93606eeb2adSek 	dump_uint64,		/* SPA history offsets		*/
937b1b8ab34Slling 	dump_zap,		/* Pool properties		*/
938ecd6cf80Smarks 	dump_zap,		/* DSL permissions		*/
939fa9e4066Sahrens };
940fa9e4066Sahrens 
941fa9e4066Sahrens static void
942fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header)
943fa9e4066Sahrens {
944fa9e4066Sahrens 	dmu_buf_t *db = NULL;
945fa9e4066Sahrens 	dmu_object_info_t doi;
946fa9e4066Sahrens 	dnode_t *dn;
947fa9e4066Sahrens 	void *bonus = NULL;
948fa9e4066Sahrens 	size_t bsize = 0;
949ecc2d604Sbonwick 	char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], segsize[6];
950fa9e4066Sahrens 	char aux[50];
951fa9e4066Sahrens 	int error;
952fa9e4066Sahrens 
953fa9e4066Sahrens 	if (*print_header) {
954fa9e4066Sahrens 		(void) printf("\n    Object  lvl   iblk   dblk  lsize"
955ecc2d604Sbonwick 		    "  asize  type\n");
956fa9e4066Sahrens 		*print_header = 0;
957fa9e4066Sahrens 	}
958fa9e4066Sahrens 
959fa9e4066Sahrens 	if (object == 0) {
960fa9e4066Sahrens 		dn = os->os->os_meta_dnode;
961fa9e4066Sahrens 	} else {
962ea8dc4b6Seschrock 		error = dmu_bonus_hold(os, object, FTAG, &db);
963ea8dc4b6Seschrock 		if (error)
964ea8dc4b6Seschrock 			fatal("dmu_bonus_hold(%llu) failed, errno %u",
965ea8dc4b6Seschrock 			    object, error);
966fa9e4066Sahrens 		bonus = db->db_data;
967fa9e4066Sahrens 		bsize = db->db_size;
968fa9e4066Sahrens 		dn = ((dmu_buf_impl_t *)db)->db_dnode;
969fa9e4066Sahrens 	}
970fa9e4066Sahrens 	dmu_object_info_from_dnode(dn, &doi);
971fa9e4066Sahrens 
972fa9e4066Sahrens 	nicenum(doi.doi_metadata_block_size, iblk);
973fa9e4066Sahrens 	nicenum(doi.doi_data_block_size, dblk);
974fa9e4066Sahrens 	nicenum(doi.doi_data_block_size * (doi.doi_max_block_offset + 1),
975fa9e4066Sahrens 	    lsize);
976ecc2d604Sbonwick 	nicenum(doi.doi_physical_blks << 9, asize);
977fa9e4066Sahrens 	nicenum(doi.doi_bonus_size, bonus_size);
978fa9e4066Sahrens 
979fa9e4066Sahrens 	aux[0] = '\0';
980fa9e4066Sahrens 
981e7437265Sahrens 	if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) {
982fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)",
9838654d025Sperrin 		    zio_checksum_table[doi.doi_checksum].ci_name);
984e7437265Sahrens 	}
985fa9e4066Sahrens 
986e7437265Sahrens 	if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) {
987fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)",
9888654d025Sperrin 		    zio_compress_table[doi.doi_compress].ci_name);
989e7437265Sahrens 	}
990fa9e4066Sahrens 
991fa9e4066Sahrens 	(void) printf("%10lld  %3u  %5s  %5s  %5s  %5s  %s%s\n",
992fa9e4066Sahrens 	    (u_longlong_t)object, doi.doi_indirection, iblk, dblk, lsize,
993ecc2d604Sbonwick 	    asize, dmu_ot[doi.doi_type].ot_name, aux);
994fa9e4066Sahrens 
995fa9e4066Sahrens 	if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) {
996fa9e4066Sahrens 		(void) printf("%10s  %3s  %5s  %5s  %5s  %5s  %s\n",
997fa9e4066Sahrens 		    "", "", "", "", bonus_size, "bonus",
998fa9e4066Sahrens 		    dmu_ot[doi.doi_bonus_type].ot_name);
999fa9e4066Sahrens 	}
1000fa9e4066Sahrens 
1001fa9e4066Sahrens 	if (verbosity >= 4) {
1002fa9e4066Sahrens 		object_viewer[doi.doi_bonus_type](os, object, bonus, bsize);
1003fa9e4066Sahrens 		object_viewer[doi.doi_type](os, object, NULL, 0);
1004fa9e4066Sahrens 		*print_header = 1;
1005fa9e4066Sahrens 	}
1006fa9e4066Sahrens 
1007fa9e4066Sahrens 	if (verbosity >= 5)
1008fa9e4066Sahrens 		dump_indirect(os, object, NULL, 0);
1009fa9e4066Sahrens 
1010fa9e4066Sahrens 	if (verbosity >= 5) {
1011fa9e4066Sahrens 		/*
1012fa9e4066Sahrens 		 * Report the list of segments that comprise the object.
1013fa9e4066Sahrens 		 */
1014fa9e4066Sahrens 		uint64_t start = 0;
1015fa9e4066Sahrens 		uint64_t end;
1016fa9e4066Sahrens 		uint64_t blkfill = 1;
1017fa9e4066Sahrens 		int minlvl = 1;
1018fa9e4066Sahrens 
1019fa9e4066Sahrens 		if (dn->dn_type == DMU_OT_DNODE) {
1020fa9e4066Sahrens 			minlvl = 0;
1021fa9e4066Sahrens 			blkfill = DNODES_PER_BLOCK;
1022fa9e4066Sahrens 		}
1023fa9e4066Sahrens 
1024fa9e4066Sahrens 		for (;;) {
1025fa9e4066Sahrens 			error = dnode_next_offset(dn, B_FALSE, &start, minlvl,
10266754306eSahrens 			    blkfill, 0);
1027fa9e4066Sahrens 			if (error)
1028fa9e4066Sahrens 				break;
1029fa9e4066Sahrens 			end = start;
1030fa9e4066Sahrens 			error = dnode_next_offset(dn, B_TRUE, &end, minlvl,
10316754306eSahrens 			    blkfill, 0);
1032fa9e4066Sahrens 			nicenum(end - start, segsize);
1033fa9e4066Sahrens 			(void) printf("\t\tsegment [%016llx, %016llx)"
1034fa9e4066Sahrens 			    " size %5s\n", (u_longlong_t)start,
1035fa9e4066Sahrens 			    (u_longlong_t)end, segsize);
1036fa9e4066Sahrens 			if (error)
1037fa9e4066Sahrens 				break;
1038fa9e4066Sahrens 			start = end;
1039fa9e4066Sahrens 		}
1040fa9e4066Sahrens 	}
1041fa9e4066Sahrens 
1042fa9e4066Sahrens 	if (db != NULL)
1043ea8dc4b6Seschrock 		dmu_buf_rele(db, FTAG);
1044fa9e4066Sahrens }
1045fa9e4066Sahrens 
1046fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = {
1047fa9e4066Sahrens 	"NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" };
1048fa9e4066Sahrens 
1049fa9e4066Sahrens /*ARGSUSED*/
1050fa9e4066Sahrens static void
1051fa9e4066Sahrens dump_dir(objset_t *os)
1052fa9e4066Sahrens {
1053fa9e4066Sahrens 	dmu_objset_stats_t dds;
1054fa9e4066Sahrens 	uint64_t object, object_count;
1055a2eea2e1Sahrens 	uint64_t refdbytes, usedobjs, scratch;
1056fa9e4066Sahrens 	char numbuf[8];
1057fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
1058fa9e4066Sahrens 	char osname[MAXNAMELEN];
1059fa9e4066Sahrens 	char *type = "UNKNOWN";
1060fa9e4066Sahrens 	int verbosity = dump_opt['d'];
1061fa9e4066Sahrens 	int print_header = 1;
1062fa9e4066Sahrens 	int i, error;
1063fa9e4066Sahrens 
1064a2eea2e1Sahrens 	dmu_objset_fast_stat(os, &dds);
1065fa9e4066Sahrens 
1066fa9e4066Sahrens 	if (dds.dds_type < DMU_OST_NUMTYPES)
1067fa9e4066Sahrens 		type = objset_types[dds.dds_type];
1068fa9e4066Sahrens 
1069fa9e4066Sahrens 	if (dds.dds_type == DMU_OST_META) {
1070fa9e4066Sahrens 		dds.dds_creation_txg = TXG_INITIAL;
1071c717a561Smaybee 		usedobjs = os->os->os_rootbp->blk_fill;
1072a2eea2e1Sahrens 		refdbytes =
1073fa9e4066Sahrens 		    os->os->os_spa->spa_dsl_pool->dp_mos_dir->dd_used_bytes;
1074a2eea2e1Sahrens 	} else {
1075a2eea2e1Sahrens 		dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch);
1076fa9e4066Sahrens 	}
1077fa9e4066Sahrens 
1078c717a561Smaybee 	ASSERT3U(usedobjs, ==, os->os->os_rootbp->blk_fill);
1079fa9e4066Sahrens 
1080a2eea2e1Sahrens 	nicenum(refdbytes, numbuf);
1081fa9e4066Sahrens 
1082fa9e4066Sahrens 	if (verbosity >= 4) {
1083fa9e4066Sahrens 		(void) strcpy(blkbuf, ", rootbp ");
1084fbabab8fSmaybee 		sprintf_blkptr(blkbuf + strlen(blkbuf),
1085c717a561Smaybee 		    BP_SPRINTF_LEN - strlen(blkbuf), os->os->os_rootbp);
1086fa9e4066Sahrens 	} else {
1087fa9e4066Sahrens 		blkbuf[0] = '\0';
1088fa9e4066Sahrens 	}
1089fa9e4066Sahrens 
1090fa9e4066Sahrens 	dmu_objset_name(os, osname);
1091fa9e4066Sahrens 
1092a2eea2e1Sahrens 	(void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, "
1093fa9e4066Sahrens 	    "%s, %llu objects%s\n",
1094fa9e4066Sahrens 	    osname, type, (u_longlong_t)dmu_objset_id(os),
1095fa9e4066Sahrens 	    (u_longlong_t)dds.dds_creation_txg,
1096a2eea2e1Sahrens 	    numbuf, (u_longlong_t)usedobjs, blkbuf);
1097fa9e4066Sahrens 
1098fa9e4066Sahrens 	dump_intent_log(dmu_objset_zil(os));
1099fa9e4066Sahrens 
1100fa9e4066Sahrens 	if (dmu_objset_ds(os) != NULL)
1101fa9e4066Sahrens 		dump_bplist(dmu_objset_pool(os)->dp_meta_objset,
1102fa9e4066Sahrens 		    dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist");
1103fa9e4066Sahrens 
1104fa9e4066Sahrens 	if (verbosity < 2)
1105fa9e4066Sahrens 		return;
1106fa9e4066Sahrens 
1107fa9e4066Sahrens 	if (zopt_objects != 0) {
1108fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++)
1109fa9e4066Sahrens 			dump_object(os, zopt_object[i], verbosity,
1110fa9e4066Sahrens 			    &print_header);
1111fa9e4066Sahrens 		(void) printf("\n");
1112fa9e4066Sahrens 		return;
1113fa9e4066Sahrens 	}
1114fa9e4066Sahrens 
1115fa9e4066Sahrens 	dump_object(os, 0, verbosity, &print_header);
1116fa9e4066Sahrens 	object_count = 1;
1117fa9e4066Sahrens 
1118fa9e4066Sahrens 	object = 0;
11196754306eSahrens 	while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) {
1120fa9e4066Sahrens 		dump_object(os, object, verbosity, &print_header);
1121fa9e4066Sahrens 		object_count++;
1122fa9e4066Sahrens 	}
1123fa9e4066Sahrens 
1124a2eea2e1Sahrens 	ASSERT3U(object_count, ==, usedobjs);
1125fa9e4066Sahrens 
1126fa9e4066Sahrens 	(void) printf("\n");
1127fa9e4066Sahrens 
1128fa9e4066Sahrens 	if (error != ESRCH)
1129fa9e4066Sahrens 		fatal("dmu_object_next() = %d", error);
1130fa9e4066Sahrens }
1131fa9e4066Sahrens 
1132fa9e4066Sahrens static void
1133fa9e4066Sahrens dump_uberblock(uberblock_t *ub)
1134fa9e4066Sahrens {
1135fa9e4066Sahrens 	time_t timestamp = ub->ub_timestamp;
1136fa9e4066Sahrens 
1137fa9e4066Sahrens 	(void) printf("Uberblock\n\n");
1138fa9e4066Sahrens 	(void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic);
1139fa9e4066Sahrens 	(void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version);
1140fa9e4066Sahrens 	(void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg);
1141fa9e4066Sahrens 	(void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum);
1142fa9e4066Sahrens 	(void) printf("\ttimestamp = %llu UTC = %s",
1143fa9e4066Sahrens 	    (u_longlong_t)ub->ub_timestamp, asctime(localtime(&timestamp)));
1144fa9e4066Sahrens 	if (dump_opt['u'] >= 3) {
1145fbabab8fSmaybee 		char blkbuf[BP_SPRINTF_LEN];
1146fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ub->ub_rootbp);
1147fa9e4066Sahrens 		(void) printf("\trootbp = %s\n", blkbuf);
1148fa9e4066Sahrens 	}
1149fa9e4066Sahrens 	(void) printf("\n");
1150fa9e4066Sahrens }
1151fa9e4066Sahrens 
1152fa9e4066Sahrens static void
1153fa9e4066Sahrens dump_config(const char *pool)
1154fa9e4066Sahrens {
1155fa9e4066Sahrens 	spa_t *spa = NULL;
1156fa9e4066Sahrens 
1157fa9e4066Sahrens 	mutex_enter(&spa_namespace_lock);
1158fa9e4066Sahrens 	while ((spa = spa_next(spa)) != NULL) {
1159fa9e4066Sahrens 		if (pool == NULL)
1160fa9e4066Sahrens 			(void) printf("%s\n", spa_name(spa));
1161fa9e4066Sahrens 		if (pool == NULL || strcmp(pool, spa_name(spa)) == 0)
1162fa9e4066Sahrens 			dump_nvlist(spa->spa_config, 4);
1163fa9e4066Sahrens 	}
1164fa9e4066Sahrens 	mutex_exit(&spa_namespace_lock);
1165fa9e4066Sahrens }
1166fa9e4066Sahrens 
1167fa9e4066Sahrens static void
1168fa9e4066Sahrens dump_label(const char *dev)
1169fa9e4066Sahrens {
1170fa9e4066Sahrens 	int fd;
1171fa9e4066Sahrens 	vdev_label_t label;
1172fa9e4066Sahrens 	char *buf = label.vl_vdev_phys.vp_nvlist;
1173fa9e4066Sahrens 	size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist);
1174fa9e4066Sahrens 	struct stat64 statbuf;
1175fa9e4066Sahrens 	uint64_t psize;
1176fa9e4066Sahrens 	int l;
1177fa9e4066Sahrens 
11780d981225Seschrock 	if ((fd = open64(dev, O_RDONLY)) < 0) {
1179fa9e4066Sahrens 		(void) printf("cannot open '%s': %s\n", dev, strerror(errno));
1180fa9e4066Sahrens 		exit(1);
1181fa9e4066Sahrens 	}
1182fa9e4066Sahrens 
1183fa9e4066Sahrens 	if (fstat64(fd, &statbuf) != 0) {
1184fa9e4066Sahrens 		(void) printf("failed to stat '%s': %s\n", dev,
1185fa9e4066Sahrens 		    strerror(errno));
1186fa9e4066Sahrens 		exit(1);
1187fa9e4066Sahrens 	}
1188fa9e4066Sahrens 
1189fa9e4066Sahrens 	psize = statbuf.st_size;
1190fa9e4066Sahrens 	psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t));
1191fa9e4066Sahrens 
1192fa9e4066Sahrens 	for (l = 0; l < VDEV_LABELS; l++) {
1193fa9e4066Sahrens 
1194fa9e4066Sahrens 		nvlist_t *config = NULL;
1195fa9e4066Sahrens 
1196fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1197fa9e4066Sahrens 		(void) printf("LABEL %d\n", l);
1198fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1199fa9e4066Sahrens 
12000d981225Seschrock 		if (pread64(fd, &label, sizeof (label),
1201fa9e4066Sahrens 		    vdev_label_offset(psize, l, 0)) != sizeof (label)) {
1202fa9e4066Sahrens 			(void) printf("failed to read label %d\n", l);
1203fa9e4066Sahrens 			continue;
1204fa9e4066Sahrens 		}
1205fa9e4066Sahrens 
1206fa9e4066Sahrens 		if (nvlist_unpack(buf, buflen, &config, 0) != 0) {
1207fa9e4066Sahrens 			(void) printf("failed to unpack label %d\n", l);
1208fa9e4066Sahrens 			continue;
1209fa9e4066Sahrens 		}
1210fa9e4066Sahrens 		dump_nvlist(config, 4);
1211fa9e4066Sahrens 		nvlist_free(config);
1212fa9e4066Sahrens 	}
1213fa9e4066Sahrens }
1214fa9e4066Sahrens 
1215fa9e4066Sahrens /*ARGSUSED*/
12161d452cf5Sahrens static int
1217fa9e4066Sahrens dump_one_dir(char *dsname, void *arg)
1218fa9e4066Sahrens {
1219fa9e4066Sahrens 	int error;
1220fa9e4066Sahrens 	objset_t *os;
1221fa9e4066Sahrens 
1222fa9e4066Sahrens 	error = dmu_objset_open(dsname, DMU_OST_ANY,
1223fa9e4066Sahrens 	    DS_MODE_STANDARD | DS_MODE_READONLY, &os);
1224fa9e4066Sahrens 	if (error) {
1225fa9e4066Sahrens 		(void) printf("Could not open %s\n", dsname);
12261d452cf5Sahrens 		return (0);
1227fa9e4066Sahrens 	}
1228fa9e4066Sahrens 	dump_dir(os);
1229fa9e4066Sahrens 	dmu_objset_close(os);
12301d452cf5Sahrens 	return (0);
1231fa9e4066Sahrens }
1232fa9e4066Sahrens 
1233fa9e4066Sahrens static void
1234fa9e4066Sahrens zdb_space_map_load(spa_t *spa)
1235fa9e4066Sahrens {
1236fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1237fa9e4066Sahrens 	vdev_t *vd;
1238fa9e4066Sahrens 	int c, m, error;
1239fa9e4066Sahrens 
1240fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
1241fa9e4066Sahrens 		vd = rvd->vdev_child[c];
1242fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++) {
1243fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1244fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1245ecc2d604Sbonwick 			error = space_map_load(&msp->ms_allocmap[0], NULL,
1246ecc2d604Sbonwick 			    SM_ALLOC, &msp->ms_smo, spa->spa_meta_objset);
1247fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1248fa9e4066Sahrens 			if (error)
1249fa9e4066Sahrens 				fatal("%s bad space map #%d, error %d",
1250fa9e4066Sahrens 				    spa->spa_name, c, error);
1251fa9e4066Sahrens 		}
1252fa9e4066Sahrens 	}
1253fa9e4066Sahrens }
1254fa9e4066Sahrens 
1255fa9e4066Sahrens static int
1256ea8dc4b6Seschrock zdb_space_map_claim(spa_t *spa, blkptr_t *bp, zbookmark_t *zb)
1257fa9e4066Sahrens {
125844cd46caSbillm 	dva_t *dva = bp->blk_dva;
1259fa9e4066Sahrens 	vdev_t *vd;
1260fa9e4066Sahrens 	metaslab_t *msp;
1261fa9e4066Sahrens 	space_map_t *allocmap, *freemap;
1262fa9e4066Sahrens 	int error;
126344cd46caSbillm 	int d;
126444cd46caSbillm 	blkptr_t blk = *bp;
126544cd46caSbillm 
126644cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
126744cd46caSbillm 		uint64_t vdev = DVA_GET_VDEV(&dva[d]);
126844cd46caSbillm 		uint64_t offset = DVA_GET_OFFSET(&dva[d]);
126944cd46caSbillm 		uint64_t size = DVA_GET_ASIZE(&dva[d]);
127044cd46caSbillm 
127144cd46caSbillm 		if ((vd = vdev_lookup_top(spa, vdev)) == NULL)
127244cd46caSbillm 			return (ENXIO);
127344cd46caSbillm 
127444cd46caSbillm 		if ((offset >> vd->vdev_ms_shift) >= vd->vdev_ms_count)
127544cd46caSbillm 			return (ENXIO);
1276fa9e4066Sahrens 
127744cd46caSbillm 		msp = vd->vdev_ms[offset >> vd->vdev_ms_shift];
127844cd46caSbillm 		allocmap = &msp->ms_allocmap[0];
127944cd46caSbillm 		freemap = &msp->ms_freemap[0];
1280fa9e4066Sahrens 
128144cd46caSbillm 		/* Prepare our copy of the bp in case we need to read GBHs */
128244cd46caSbillm 		if (DVA_GET_GANG(&dva[d])) {
128344cd46caSbillm 			size = vdev_psize_to_asize(vd, SPA_GANGBLOCKSIZE);
128444cd46caSbillm 			DVA_SET_ASIZE(&blk.blk_dva[d], size);
128544cd46caSbillm 			DVA_SET_GANG(&blk.blk_dva[d], 0);
128644cd46caSbillm 		}
128744cd46caSbillm 
128844cd46caSbillm 		mutex_enter(&msp->ms_lock);
128944cd46caSbillm 		if (space_map_contains(freemap, offset, size)) {
129044cd46caSbillm 			mutex_exit(&msp->ms_lock);
129144cd46caSbillm 			return (EAGAIN);	/* allocated more than once */
129244cd46caSbillm 		}
1293fa9e4066Sahrens 
129444cd46caSbillm 		if (!space_map_contains(allocmap, offset, size)) {
129544cd46caSbillm 			mutex_exit(&msp->ms_lock);
129644cd46caSbillm 			return (ESTALE);	/* not allocated at all */
129744cd46caSbillm 		}
129844cd46caSbillm 
129944cd46caSbillm 		space_map_remove(allocmap, offset, size);
130044cd46caSbillm 		space_map_add(freemap, offset, size);
130144cd46caSbillm 
130244cd46caSbillm 		mutex_exit(&msp->ms_lock);
130344cd46caSbillm 	}
130444cd46caSbillm 
130544cd46caSbillm 	if (BP_IS_GANG(bp)) {
1306fa9e4066Sahrens 		zio_gbh_phys_t gbh;
1307fa9e4066Sahrens 		int g;
1308fa9e4066Sahrens 
1309fa9e4066Sahrens 		/* LINTED - compile time assert */
1310fa9e4066Sahrens 		ASSERT(sizeof (zio_gbh_phys_t) == SPA_GANGBLOCKSIZE);
131144cd46caSbillm 
1312fa9e4066Sahrens 		BP_SET_CHECKSUM(&blk, ZIO_CHECKSUM_GANG_HEADER);
1313fa9e4066Sahrens 		BP_SET_PSIZE(&blk, SPA_GANGBLOCKSIZE);
1314fa9e4066Sahrens 		BP_SET_LSIZE(&blk, SPA_GANGBLOCKSIZE);
1315fa9e4066Sahrens 		BP_SET_COMPRESS(&blk, ZIO_COMPRESS_OFF);
131644cd46caSbillm 		error = zio_wait(zio_read(NULL, spa, &blk, &gbh,
131744cd46caSbillm 		    SPA_GANGBLOCKSIZE, NULL, NULL, ZIO_PRIORITY_SYNC_READ,
1318ea8dc4b6Seschrock 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_CONFIG_HELD, zb));
1319fa9e4066Sahrens 		if (error)
1320fa9e4066Sahrens 			return (error);
1321fa9e4066Sahrens 		if (BP_SHOULD_BYTESWAP(&blk))
1322fa9e4066Sahrens 			byteswap_uint64_array(&gbh, SPA_GANGBLOCKSIZE);
1323fa9e4066Sahrens 		for (g = 0; g < SPA_GBH_NBLKPTRS; g++) {
132444cd46caSbillm 			if (BP_IS_HOLE(&gbh.zg_blkptr[g]))
1325fa9e4066Sahrens 				break;
1326ea8dc4b6Seschrock 			error = zdb_space_map_claim(spa, &gbh.zg_blkptr[g], zb);
1327fa9e4066Sahrens 			if (error)
1328fa9e4066Sahrens 				return (error);
1329fa9e4066Sahrens 		}
1330fa9e4066Sahrens 	}
1331fa9e4066Sahrens 
1332fa9e4066Sahrens 	return (0);
1333fa9e4066Sahrens }
1334fa9e4066Sahrens 
1335fa9e4066Sahrens static void
1336fa9e4066Sahrens zdb_leak(space_map_t *sm, uint64_t start, uint64_t size)
1337fa9e4066Sahrens {
1338fa9e4066Sahrens 	metaslab_t *msp;
1339fa9e4066Sahrens 
1340fa9e4066Sahrens 	/* LINTED */
1341fa9e4066Sahrens 	msp = (metaslab_t *)((char *)sm - offsetof(metaslab_t, ms_allocmap[0]));
1342fa9e4066Sahrens 
1343fa9e4066Sahrens 	(void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n",
1344fa9e4066Sahrens 	    (u_longlong_t)msp->ms_group->mg_vd->vdev_id,
1345fa9e4066Sahrens 	    (u_longlong_t)start,
1346fa9e4066Sahrens 	    (u_longlong_t)size);
1347fa9e4066Sahrens }
1348fa9e4066Sahrens 
1349fa9e4066Sahrens static void
1350ecc2d604Sbonwick zdb_space_map_unload(spa_t *spa)
1351fa9e4066Sahrens {
1352fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1353fa9e4066Sahrens 	vdev_t *vd;
1354fa9e4066Sahrens 	int c, m;
1355fa9e4066Sahrens 
1356fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
1357fa9e4066Sahrens 		vd = rvd->vdev_child[c];
1358fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++) {
1359fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1360fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1361fa9e4066Sahrens 			space_map_vacate(&msp->ms_allocmap[0], zdb_leak,
1362fa9e4066Sahrens 			    &msp->ms_allocmap[0]);
1363ecc2d604Sbonwick 			space_map_unload(&msp->ms_allocmap[0]);
1364fa9e4066Sahrens 			space_map_vacate(&msp->ms_freemap[0], NULL, NULL);
1365fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1366fa9e4066Sahrens 		}
1367fa9e4066Sahrens 	}
1368fa9e4066Sahrens }
1369fa9e4066Sahrens 
1370fa9e4066Sahrens static void
1371fa9e4066Sahrens zdb_refresh_ubsync(spa_t *spa)
1372fa9e4066Sahrens {
1373fa9e4066Sahrens 	uberblock_t ub = { 0 };
1374fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1375fa9e4066Sahrens 	zio_t *zio;
1376fa9e4066Sahrens 
1377fa9e4066Sahrens 	/*
1378fa9e4066Sahrens 	 * Reload the uberblock.
1379fa9e4066Sahrens 	 */
1380fa9e4066Sahrens 	zio = zio_root(spa, NULL, NULL,
1381fa9e4066Sahrens 	    ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE);
1382fa9e4066Sahrens 	vdev_uberblock_load(zio, rvd, &ub);
1383fa9e4066Sahrens 	(void) zio_wait(zio);
1384fa9e4066Sahrens 
1385fa9e4066Sahrens 	if (ub.ub_txg != 0)
1386fa9e4066Sahrens 		spa->spa_ubsync = ub;
1387fa9e4066Sahrens }
1388fa9e4066Sahrens 
1389fa9e4066Sahrens /*
1390fa9e4066Sahrens  * Verify that the sum of the sizes of all blocks in the pool adds up
1391fa9e4066Sahrens  * to the SPA's sa_alloc total.
1392fa9e4066Sahrens  */
1393fa9e4066Sahrens typedef struct zdb_blkstats {
1394fa9e4066Sahrens 	uint64_t	zb_asize;
1395fa9e4066Sahrens 	uint64_t	zb_lsize;
1396fa9e4066Sahrens 	uint64_t	zb_psize;
1397fa9e4066Sahrens 	uint64_t	zb_count;
1398fa9e4066Sahrens } zdb_blkstats_t;
1399fa9e4066Sahrens 
1400fa9e4066Sahrens #define	DMU_OT_DEFERRED	DMU_OT_NONE
1401fa9e4066Sahrens #define	DMU_OT_TOTAL	DMU_OT_NUMTYPES
1402fa9e4066Sahrens 
1403fa9e4066Sahrens #define	ZB_TOTAL	ZB_MAXLEVEL
1404fa9e4066Sahrens 
1405fa9e4066Sahrens typedef struct zdb_cb {
1406fa9e4066Sahrens 	zdb_blkstats_t	zcb_type[ZB_TOTAL + 1][DMU_OT_TOTAL + 1];
1407fa9e4066Sahrens 	uint64_t	zcb_errors[256];
1408fa9e4066Sahrens 	traverse_blk_cache_t *zcb_cache;
1409fa9e4066Sahrens 	int		zcb_readfails;
1410fa9e4066Sahrens 	int		zcb_haderrors;
1411fa9e4066Sahrens } zdb_cb_t;
1412fa9e4066Sahrens 
1413fa9e4066Sahrens static void
1414fa9e4066Sahrens zdb_count_block(spa_t *spa, zdb_cb_t *zcb, blkptr_t *bp, int type)
1415fa9e4066Sahrens {
1416fa9e4066Sahrens 	int i, error;
1417fa9e4066Sahrens 
1418fa9e4066Sahrens 	for (i = 0; i < 4; i++) {
1419fa9e4066Sahrens 		int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL;
1420fa9e4066Sahrens 		int t = (i & 1) ? type : DMU_OT_TOTAL;
1421fa9e4066Sahrens 		zdb_blkstats_t *zb = &zcb->zcb_type[l][t];
1422fa9e4066Sahrens 
1423fa9e4066Sahrens 		zb->zb_asize += BP_GET_ASIZE(bp);
1424fa9e4066Sahrens 		zb->zb_lsize += BP_GET_LSIZE(bp);
1425fa9e4066Sahrens 		zb->zb_psize += BP_GET_PSIZE(bp);
1426fa9e4066Sahrens 		zb->zb_count++;
1427fa9e4066Sahrens 	}
1428fa9e4066Sahrens 
1429fa9e4066Sahrens 	if (dump_opt['L'])
1430fa9e4066Sahrens 		return;
1431fa9e4066Sahrens 
1432ea8dc4b6Seschrock 	error = zdb_space_map_claim(spa, bp, &zcb->zcb_cache->bc_bookmark);
1433fa9e4066Sahrens 
1434fa9e4066Sahrens 	if (error == 0)
1435fa9e4066Sahrens 		return;
1436fa9e4066Sahrens 
1437fa9e4066Sahrens 	if (error == EAGAIN)
1438fa9e4066Sahrens 		(void) fatal("double-allocation, bp=%p", bp);
1439fa9e4066Sahrens 
1440fa9e4066Sahrens 	if (error == ESTALE)
1441fa9e4066Sahrens 		(void) fatal("reference to freed block, bp=%p", bp);
1442fa9e4066Sahrens 
1443fa9e4066Sahrens 	(void) fatal("fatal error %d in bp %p", error, bp);
1444fa9e4066Sahrens }
1445fa9e4066Sahrens 
1446fa9e4066Sahrens static int
1447fa9e4066Sahrens zdb_blkptr_cb(traverse_blk_cache_t *bc, spa_t *spa, void *arg)
1448fa9e4066Sahrens {
1449fa9e4066Sahrens 	zbookmark_t *zb = &bc->bc_bookmark;
1450fa9e4066Sahrens 	zdb_cb_t *zcb = arg;
1451fa9e4066Sahrens 	blkptr_t *bp = &bc->bc_blkptr;
1452fa9e4066Sahrens 	dmu_object_type_t type = BP_GET_TYPE(bp);
1453fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
1454fa9e4066Sahrens 	int error = 0;
1455fa9e4066Sahrens 
1456fa9e4066Sahrens 	if (bc->bc_errno) {
1457fa9e4066Sahrens 		if (zcb->zcb_readfails++ < 10 && dump_opt['L']) {
1458fa9e4066Sahrens 			zdb_refresh_ubsync(spa);
1459fa9e4066Sahrens 			error = EAGAIN;
1460fa9e4066Sahrens 		} else {
1461fa9e4066Sahrens 			zcb->zcb_haderrors = 1;
1462fa9e4066Sahrens 			zcb->zcb_errors[bc->bc_errno]++;
1463fa9e4066Sahrens 			error = ERESTART;
1464fa9e4066Sahrens 		}
1465fa9e4066Sahrens 
1466fa9e4066Sahrens 		if (dump_opt['b'] >= 3 || (dump_opt['b'] >= 2 && bc->bc_errno))
1467fbabab8fSmaybee 			sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1468fa9e4066Sahrens 		else
1469fa9e4066Sahrens 			blkbuf[0] = '\0';
1470fa9e4066Sahrens 
1471fa9e4066Sahrens 		(void) printf("zdb_blkptr_cb: Got error %d reading "
1472ea8dc4b6Seschrock 		    "<%llu, %llu, %lld, %llx> %s -- %s\n",
1473fa9e4066Sahrens 		    bc->bc_errno,
1474fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1475fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
1476ea8dc4b6Seschrock 		    (u_longlong_t)zb->zb_level,
1477fa9e4066Sahrens 		    (u_longlong_t)zb->zb_blkid,
1478fa9e4066Sahrens 		    blkbuf,
1479fa9e4066Sahrens 		    error == EAGAIN ? "retrying" : "skipping");
1480fa9e4066Sahrens 
1481fa9e4066Sahrens 		return (error);
1482fa9e4066Sahrens 	}
1483fa9e4066Sahrens 
1484fa9e4066Sahrens 	zcb->zcb_readfails = 0;
1485fa9e4066Sahrens 
148644cd46caSbillm 	ASSERT(!BP_IS_HOLE(bp));
1487fa9e4066Sahrens 
1488fa9e4066Sahrens 	if (dump_opt['b'] >= 4) {
1489fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1490fa9e4066Sahrens 		(void) printf("objset %llu object %llu offset 0x%llx %s\n",
1491fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1492fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
1493fa9e4066Sahrens 		    (u_longlong_t)blkid2offset(bc->bc_dnode,
14948654d025Sperrin 		    zb->zb_level, zb->zb_blkid), blkbuf);
1495fa9e4066Sahrens 	}
1496fa9e4066Sahrens 
1497d80c45e0Sbonwick 	zdb_count_block(spa, zcb, bp, type);
1498d80c45e0Sbonwick 
1499fa9e4066Sahrens 	return (0);
1500fa9e4066Sahrens }
1501fa9e4066Sahrens 
1502fa9e4066Sahrens static int
1503fa9e4066Sahrens dump_block_stats(spa_t *spa)
1504fa9e4066Sahrens {
1505fa9e4066Sahrens 	traverse_handle_t *th;
1506fa9e4066Sahrens 	zdb_cb_t zcb = { 0 };
1507ea8dc4b6Seschrock 	traverse_blk_cache_t dummy_cache = { 0 };
1508fa9e4066Sahrens 	zdb_blkstats_t *zb, *tzb;
15098654d025Sperrin 	uint64_t alloc, space, logalloc;
15108654d025Sperrin 	vdev_t *rvd = spa->spa_root_vdev;
1511fa9e4066Sahrens 	int leaks = 0;
1512fa9e4066Sahrens 	int advance = zdb_advance;
15138654d025Sperrin 	int c, e, flags;
1514fa9e4066Sahrens 
1515ea8dc4b6Seschrock 	zcb.zcb_cache = &dummy_cache;
1516ea8dc4b6Seschrock 
1517fa9e4066Sahrens 	if (dump_opt['c'])
1518fa9e4066Sahrens 		advance |= ADVANCE_DATA;
1519fa9e4066Sahrens 
1520ea8dc4b6Seschrock 	advance |= ADVANCE_PRUNE | ADVANCE_ZIL;
1521fa9e4066Sahrens 
1522fa9e4066Sahrens 	(void) printf("\nTraversing all blocks to %sverify"
1523fa9e4066Sahrens 	    " nothing leaked ...\n",
1524fa9e4066Sahrens 	    dump_opt['c'] ? "verify checksums and " : "");
1525fa9e4066Sahrens 
1526fa9e4066Sahrens 	/*
1527fa9e4066Sahrens 	 * Load all space maps.  As we traverse the pool, if we find a block
1528fa9e4066Sahrens 	 * that's not in its space map, that indicates a double-allocation,
1529fa9e4066Sahrens 	 * reference to a freed block, or an unclaimed block.  Otherwise we
1530fa9e4066Sahrens 	 * remove the block from the space map.  If the space maps are not
1531fa9e4066Sahrens 	 * empty when we're done, that indicates leaked blocks.
1532fa9e4066Sahrens 	 */
1533fa9e4066Sahrens 	if (!dump_opt['L'])
1534fa9e4066Sahrens 		zdb_space_map_load(spa);
1535fa9e4066Sahrens 
1536fa9e4066Sahrens 	/*
1537fa9e4066Sahrens 	 * If there's a deferred-free bplist, process that first.
1538fa9e4066Sahrens 	 */
1539fa9e4066Sahrens 	if (spa->spa_sync_bplist_obj != 0) {
1540fa9e4066Sahrens 		bplist_t *bpl = &spa->spa_sync_bplist;
1541fa9e4066Sahrens 		blkptr_t blk;
1542fa9e4066Sahrens 		uint64_t itor = 0;
1543fa9e4066Sahrens 
1544ea8dc4b6Seschrock 		VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset,
1545ea8dc4b6Seschrock 		    spa->spa_sync_bplist_obj));
1546fa9e4066Sahrens 
1547fa9e4066Sahrens 		while (bplist_iterate(bpl, &itor, &blk) == 0) {
1548fa9e4066Sahrens 			if (dump_opt['b'] >= 4) {
1549fbabab8fSmaybee 				char blkbuf[BP_SPRINTF_LEN];
1550fbabab8fSmaybee 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &blk);
1551fa9e4066Sahrens 				(void) printf("[%s] %s\n",
1552fa9e4066Sahrens 				    "deferred free", blkbuf);
1553fa9e4066Sahrens 			}
155444cd46caSbillm 			zdb_count_block(spa, &zcb, &blk, DMU_OT_DEFERRED);
1555fa9e4066Sahrens 		}
1556fa9e4066Sahrens 
1557fa9e4066Sahrens 		bplist_close(bpl);
1558fa9e4066Sahrens 	}
1559fa9e4066Sahrens 
1560fa9e4066Sahrens 	/*
1561ea8dc4b6Seschrock 	 * Now traverse the pool.  If we're reading all data to verify
1562ea8dc4b6Seschrock 	 * checksums, do a scrubbing read so that we validate all copies.
1563fa9e4066Sahrens 	 */
1564fa9e4066Sahrens 	flags = ZIO_FLAG_CANFAIL;
1565fa9e4066Sahrens 	if (advance & ADVANCE_DATA)
1566fa9e4066Sahrens 		flags |= ZIO_FLAG_SCRUB;
1567fa9e4066Sahrens 	th = traverse_init(spa, zdb_blkptr_cb, &zcb, advance, flags);
1568fa9e4066Sahrens 	th->th_noread = zdb_noread;
1569fa9e4066Sahrens 
1570ecc2d604Sbonwick 	traverse_add_pool(th, 0, spa_first_txg(spa) + TXG_CONCURRENT_STATES);
1571fa9e4066Sahrens 
1572fa9e4066Sahrens 	while (traverse_more(th) == EAGAIN)
1573fa9e4066Sahrens 		continue;
1574fa9e4066Sahrens 
1575fa9e4066Sahrens 	traverse_fini(th);
1576fa9e4066Sahrens 
1577fa9e4066Sahrens 	if (zcb.zcb_haderrors) {
1578fa9e4066Sahrens 		(void) printf("\nError counts:\n\n");
1579fa9e4066Sahrens 		(void) printf("\t%5s  %s\n", "errno", "count");
1580fa9e4066Sahrens 		for (e = 0; e < 256; e++) {
1581fa9e4066Sahrens 			if (zcb.zcb_errors[e] != 0) {
1582fa9e4066Sahrens 				(void) printf("\t%5d  %llu\n",
1583fa9e4066Sahrens 				    e, (u_longlong_t)zcb.zcb_errors[e]);
1584fa9e4066Sahrens 			}
1585fa9e4066Sahrens 		}
1586fa9e4066Sahrens 	}
1587fa9e4066Sahrens 
1588fa9e4066Sahrens 	/*
1589fa9e4066Sahrens 	 * Report any leaked segments.
1590fa9e4066Sahrens 	 */
1591fa9e4066Sahrens 	if (!dump_opt['L'])
1592ecc2d604Sbonwick 		zdb_space_map_unload(spa);
1593fa9e4066Sahrens 
1594fa9e4066Sahrens 	if (dump_opt['L'])
1595fa9e4066Sahrens 		(void) printf("\n\n *** Live pool traversal; "
1596fa9e4066Sahrens 		    "block counts are only approximate ***\n\n");
1597fa9e4066Sahrens 
1598fa9e4066Sahrens 	alloc = spa_get_alloc(spa);
1599fa9e4066Sahrens 	space = spa_get_space(spa);
1600fa9e4066Sahrens 
16018654d025Sperrin 	/*
16028654d025Sperrin 	 * Log blocks allocated from a separate log device don't count
16038654d025Sperrin 	 * as part of the normal pool space; factor them in here.
16048654d025Sperrin 	 */
16058654d025Sperrin 	logalloc = 0;
16068654d025Sperrin 
16078654d025Sperrin 	for (c = 0; c < rvd->vdev_children; c++)
16088654d025Sperrin 		if (rvd->vdev_child[c]->vdev_islog)
16098654d025Sperrin 			logalloc += rvd->vdev_child[c]->vdev_stat.vs_alloc;
16108654d025Sperrin 
1611fa9e4066Sahrens 	tzb = &zcb.zcb_type[ZB_TOTAL][DMU_OT_TOTAL];
1612fa9e4066Sahrens 
16138654d025Sperrin 	if (tzb->zb_asize == alloc + logalloc) {
1614fa9e4066Sahrens 		(void) printf("\n\tNo leaks (block sum matches space"
1615fa9e4066Sahrens 		    " maps exactly)\n");
1616fa9e4066Sahrens 	} else {
1617fa9e4066Sahrens 		(void) printf("block traversal size %llu != alloc %llu "
1618fa9e4066Sahrens 		    "(leaked %lld)\n",
1619fa9e4066Sahrens 		    (u_longlong_t)tzb->zb_asize,
16208654d025Sperrin 		    (u_longlong_t)alloc + logalloc,
16218654d025Sperrin 		    (u_longlong_t)(alloc + logalloc - tzb->zb_asize));
1622fa9e4066Sahrens 		leaks = 1;
1623fa9e4066Sahrens 	}
1624fa9e4066Sahrens 
1625fa9e4066Sahrens 	if (tzb->zb_count == 0)
1626fa9e4066Sahrens 		return (2);
1627fa9e4066Sahrens 
1628fa9e4066Sahrens 	(void) printf("\n");
1629fa9e4066Sahrens 	(void) printf("\tbp count:      %10llu\n",
1630fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_count);
1631fa9e4066Sahrens 	(void) printf("\tbp logical:    %10llu\t avg: %6llu\n",
1632fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_lsize,
1633fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_lsize / tzb->zb_count));
1634fa9e4066Sahrens 	(void) printf("\tbp physical:   %10llu\t avg:"
1635fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1636fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_psize,
1637fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_psize / tzb->zb_count),
1638fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_psize);
1639fa9e4066Sahrens 	(void) printf("\tbp allocated:  %10llu\t avg:"
1640fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1641fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_asize,
1642fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_asize / tzb->zb_count),
1643fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_asize);
1644fa9e4066Sahrens 	(void) printf("\tSPA allocated: %10llu\tused: %5.2f%%\n",
1645fa9e4066Sahrens 	    (u_longlong_t)alloc, 100.0 * alloc / space);
1646fa9e4066Sahrens 
1647fa9e4066Sahrens 	if (dump_opt['b'] >= 2) {
1648fa9e4066Sahrens 		int l, t, level;
1649fa9e4066Sahrens 		(void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE"
1650fa9e4066Sahrens 		    "\t  avg\t comp\t%%Total\tType\n");
1651fa9e4066Sahrens 
1652fa9e4066Sahrens 		for (t = 0; t <= DMU_OT_NUMTYPES; t++) {
1653fa9e4066Sahrens 			char csize[6], lsize[6], psize[6], asize[6], avg[6];
1654fa9e4066Sahrens 			char *typename;
1655fa9e4066Sahrens 
1656fa9e4066Sahrens 			typename = t == DMU_OT_DEFERRED ? "deferred free" :
1657fa9e4066Sahrens 			    t == DMU_OT_TOTAL ? "Total" : dmu_ot[t].ot_name;
1658fa9e4066Sahrens 
1659fa9e4066Sahrens 			if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) {
1660fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s"
1661fa9e4066Sahrens 				    "\t%5s\t%5s\t%6s\t%s\n",
1662fa9e4066Sahrens 				    "-",
1663fa9e4066Sahrens 				    "-",
1664fa9e4066Sahrens 				    "-",
1665fa9e4066Sahrens 				    "-",
1666fa9e4066Sahrens 				    "-",
1667fa9e4066Sahrens 				    "-",
1668fa9e4066Sahrens 				    "-",
1669fa9e4066Sahrens 				    typename);
1670fa9e4066Sahrens 				continue;
1671fa9e4066Sahrens 			}
1672fa9e4066Sahrens 
1673fa9e4066Sahrens 			for (l = ZB_TOTAL - 1; l >= -1; l--) {
1674fa9e4066Sahrens 				level = (l == -1 ? ZB_TOTAL : l);
1675fa9e4066Sahrens 				zb = &zcb.zcb_type[level][t];
1676fa9e4066Sahrens 
1677fa9e4066Sahrens 				if (zb->zb_asize == 0)
1678fa9e4066Sahrens 					continue;
1679fa9e4066Sahrens 
1680fa9e4066Sahrens 				if (dump_opt['b'] < 3 && level != ZB_TOTAL)
1681fa9e4066Sahrens 					continue;
1682fa9e4066Sahrens 
1683fa9e4066Sahrens 				if (level == 0 && zb->zb_asize ==
1684fa9e4066Sahrens 				    zcb.zcb_type[ZB_TOTAL][t].zb_asize)
1685fa9e4066Sahrens 					continue;
1686fa9e4066Sahrens 
1687fa9e4066Sahrens 				nicenum(zb->zb_count, csize);
1688fa9e4066Sahrens 				nicenum(zb->zb_lsize, lsize);
1689fa9e4066Sahrens 				nicenum(zb->zb_psize, psize);
1690fa9e4066Sahrens 				nicenum(zb->zb_asize, asize);
1691fa9e4066Sahrens 				nicenum(zb->zb_asize / zb->zb_count, avg);
1692fa9e4066Sahrens 
1693fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s\t%5s"
1694fa9e4066Sahrens 				    "\t%5.2f\t%6.2f\t",
1695fa9e4066Sahrens 				    csize, lsize, psize, asize, avg,
1696fa9e4066Sahrens 				    (double)zb->zb_lsize / zb->zb_psize,
1697fa9e4066Sahrens 				    100.0 * zb->zb_asize / tzb->zb_asize);
1698fa9e4066Sahrens 
1699fa9e4066Sahrens 				if (level == ZB_TOTAL)
1700fa9e4066Sahrens 					(void) printf("%s\n", typename);
1701fa9e4066Sahrens 				else
1702fa9e4066Sahrens 					(void) printf("    L%d %s\n",
1703fa9e4066Sahrens 					    level, typename);
1704fa9e4066Sahrens 			}
1705fa9e4066Sahrens 		}
1706fa9e4066Sahrens 	}
1707fa9e4066Sahrens 
1708fa9e4066Sahrens 	(void) printf("\n");
1709fa9e4066Sahrens 
1710fa9e4066Sahrens 	if (leaks)
1711fa9e4066Sahrens 		return (2);
1712fa9e4066Sahrens 
1713fa9e4066Sahrens 	if (zcb.zcb_haderrors)
1714fa9e4066Sahrens 		return (3);
1715fa9e4066Sahrens 
1716fa9e4066Sahrens 	return (0);
1717fa9e4066Sahrens }
1718fa9e4066Sahrens 
1719fa9e4066Sahrens static void
1720fa9e4066Sahrens dump_zpool(spa_t *spa)
1721fa9e4066Sahrens {
1722fa9e4066Sahrens 	dsl_pool_t *dp = spa_get_dsl(spa);
1723fa9e4066Sahrens 	int rc = 0;
1724fa9e4066Sahrens 
1725fa9e4066Sahrens 	if (dump_opt['u'])
1726fa9e4066Sahrens 		dump_uberblock(&spa->spa_uberblock);
1727fa9e4066Sahrens 
1728fa9e4066Sahrens 	if (dump_opt['d'] || dump_opt['i']) {
1729fa9e4066Sahrens 		dump_dir(dp->dp_meta_objset);
1730fa9e4066Sahrens 		if (dump_opt['d'] >= 3) {
1731fa9e4066Sahrens 			dump_bplist(dp->dp_meta_objset,
1732fa9e4066Sahrens 			    spa->spa_sync_bplist_obj, "Deferred frees");
1733fa9e4066Sahrens 			dump_dtl(spa->spa_root_vdev, 0);
1734fa9e4066Sahrens 			dump_metaslabs(spa);
1735fa9e4066Sahrens 		}
17361d452cf5Sahrens 		(void) dmu_objset_find(spa->spa_name, dump_one_dir, NULL,
17370b69c2f0Sahrens 		    DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN);
1738fa9e4066Sahrens 	}
1739fa9e4066Sahrens 
1740fa9e4066Sahrens 	if (dump_opt['b'] || dump_opt['c'])
1741fa9e4066Sahrens 		rc = dump_block_stats(spa);
1742fa9e4066Sahrens 
1743fa9e4066Sahrens 	if (dump_opt['s'])
1744fa9e4066Sahrens 		show_pool_stats(spa);
1745fa9e4066Sahrens 
1746fa9e4066Sahrens 	if (rc != 0)
1747fa9e4066Sahrens 		exit(rc);
1748fa9e4066Sahrens }
1749fa9e4066Sahrens 
175044cd46caSbillm #define	ZDB_FLAG_CHECKSUM	0x0001
175144cd46caSbillm #define	ZDB_FLAG_DECOMPRESS	0x0002
175244cd46caSbillm #define	ZDB_FLAG_BSWAP		0x0004
175344cd46caSbillm #define	ZDB_FLAG_GBH		0x0008
175444cd46caSbillm #define	ZDB_FLAG_INDIRECT	0x0010
175544cd46caSbillm #define	ZDB_FLAG_PHYS		0x0020
175644cd46caSbillm #define	ZDB_FLAG_RAW		0x0040
175744cd46caSbillm #define	ZDB_FLAG_PRINT_BLKPTR	0x0080
175844cd46caSbillm 
175944cd46caSbillm int flagbits[256];
176044cd46caSbillm 
176144cd46caSbillm static void
176244cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags)
176344cd46caSbillm {
176444cd46caSbillm 	dva_t *dva = bp->blk_dva;
176544cd46caSbillm 	int d;
176644cd46caSbillm 
176744cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
176844cd46caSbillm 		byteswap_uint64_array((void *)bp, sizeof (blkptr_t));
176944cd46caSbillm 	/*
177044cd46caSbillm 	 * Super-ick warning:  This code is also duplicated in
177144cd46caSbillm 	 * cmd/mdb/common/modules/zfs/zfs.c .  Yeah, I hate code
177244cd46caSbillm 	 * replication, too.
177344cd46caSbillm 	 */
177444cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
177544cd46caSbillm 		(void) printf("\tDVA[%d]: vdev_id %lld / %llx\n", d,
17765ad82045Snd 		    (longlong_t)DVA_GET_VDEV(&dva[d]),
17775ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]));
177844cd46caSbillm 		(void) printf("\tDVA[%d]:       GANG: %-5s  GRID:  %04llx\t"
177944cd46caSbillm 		    "ASIZE: %llx\n", d,
178044cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "TRUE" : "FALSE",
17815ad82045Snd 		    (longlong_t)DVA_GET_GRID(&dva[d]),
17825ad82045Snd 		    (longlong_t)DVA_GET_ASIZE(&dva[d]));
178344cd46caSbillm 		(void) printf("\tDVA[%d]: :%llu:%llx:%llx:%s%s%s%s\n", d,
17845ad82045Snd 		    (u_longlong_t)DVA_GET_VDEV(&dva[d]),
17855ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]),
17865ad82045Snd 		    (longlong_t)BP_GET_PSIZE(bp),
178744cd46caSbillm 		    BP_SHOULD_BYTESWAP(bp) ? "e" : "",
178844cd46caSbillm 		    !DVA_GET_GANG(&dva[d]) && BP_GET_LEVEL(bp) != 0 ?
178944cd46caSbillm 		    "d" : "",
179044cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "g" : "",
179144cd46caSbillm 		    BP_GET_COMPRESS(bp) != 0 ? "d" : "");
179244cd46caSbillm 	}
179344cd46caSbillm 	(void) printf("\tLSIZE:  %-16llx\t\tPSIZE: %llx\n",
17945ad82045Snd 	    (longlong_t)BP_GET_LSIZE(bp), (longlong_t)BP_GET_PSIZE(bp));
179544cd46caSbillm 	(void) printf("\tENDIAN: %6s\t\t\t\t\tTYPE:  %s\n",
179644cd46caSbillm 	    BP_GET_BYTEORDER(bp) ? "LITTLE" : "BIG",
179744cd46caSbillm 	    dmu_ot[BP_GET_TYPE(bp)].ot_name);
179844cd46caSbillm 	(void) printf("\tBIRTH:  %-16llx   LEVEL: %-2llu\tFILL:  %llx\n",
17995ad82045Snd 	    (u_longlong_t)bp->blk_birth, (u_longlong_t)BP_GET_LEVEL(bp),
180044cd46caSbillm 	    (u_longlong_t)bp->blk_fill);
180144cd46caSbillm 	(void) printf("\tCKFUNC: %-16s\t\tCOMP:  %s\n",
180244cd46caSbillm 	    zio_checksum_table[BP_GET_CHECKSUM(bp)].ci_name,
180344cd46caSbillm 	    zio_compress_table[BP_GET_COMPRESS(bp)].ci_name);
180444cd46caSbillm 	(void) printf("\tCKSUM:  %llx:%llx:%llx:%llx\n",
180544cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[0],
180644cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[1],
180744cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[2],
180844cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[3]);
180944cd46caSbillm }
181044cd46caSbillm 
181144cd46caSbillm static void
181244cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags)
181344cd46caSbillm {
181444cd46caSbillm 	int i;
181544cd46caSbillm 
181644cd46caSbillm 	for (i = 0; i < nbps; i++)
181744cd46caSbillm 		zdb_print_blkptr(&bp[i], flags);
181844cd46caSbillm }
181944cd46caSbillm 
182044cd46caSbillm static void
182144cd46caSbillm zdb_dump_gbh(void *buf, int flags)
182244cd46caSbillm {
182344cd46caSbillm 	zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags);
182444cd46caSbillm }
182544cd46caSbillm 
182644cd46caSbillm static void
182744cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags)
182844cd46caSbillm {
182944cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
183044cd46caSbillm 		byteswap_uint64_array(buf, size);
183144cd46caSbillm 	(void) write(2, buf, size);
183244cd46caSbillm }
183344cd46caSbillm 
183444cd46caSbillm static void
183544cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags)
183644cd46caSbillm {
183744cd46caSbillm 	uint64_t *d = (uint64_t *)buf;
183844cd46caSbillm 	int nwords = size / sizeof (uint64_t);
183944cd46caSbillm 	int do_bswap = !!(flags & ZDB_FLAG_BSWAP);
184044cd46caSbillm 	int i, j;
184144cd46caSbillm 	char *hdr, *c;
184244cd46caSbillm 
184344cd46caSbillm 
184444cd46caSbillm 	if (do_bswap)
184544cd46caSbillm 		hdr = " 7 6 5 4 3 2 1 0   f e d c b a 9 8";
184644cd46caSbillm 	else
184744cd46caSbillm 		hdr = " 0 1 2 3 4 5 6 7   8 9 a b c d e f";
184844cd46caSbillm 
184944cd46caSbillm 	(void) printf("\n%s\n%6s   %s  0123456789abcdef\n", label, "", hdr);
185044cd46caSbillm 
185144cd46caSbillm 	for (i = 0; i < nwords; i += 2) {
185244cd46caSbillm 		(void) printf("%06llx:  %016llx  %016llx  ",
185344cd46caSbillm 		    (u_longlong_t)(i * sizeof (uint64_t)),
185444cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]),
185544cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1]));
185644cd46caSbillm 
185744cd46caSbillm 		c = (char *)&d[i];
185844cd46caSbillm 		for (j = 0; j < 2 * sizeof (uint64_t); j++)
185944cd46caSbillm 			(void) printf("%c", isprint(c[j]) ? c[j] : '.');
186044cd46caSbillm 		(void) printf("\n");
186144cd46caSbillm 	}
186244cd46caSbillm }
186344cd46caSbillm 
186444cd46caSbillm /*
186544cd46caSbillm  * There are two acceptable formats:
186644cd46caSbillm  *	leaf_name	  - For example: c1t0d0 or /tmp/ztest.0a
186744cd46caSbillm  *	child[.child]*    - For example: 0.1.1
186844cd46caSbillm  *
186944cd46caSbillm  * The second form can be used to specify arbitrary vdevs anywhere
187044cd46caSbillm  * in the heirarchy.  For example, in a pool with a mirror of
187144cd46caSbillm  * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 .
187244cd46caSbillm  */
187344cd46caSbillm static vdev_t *
187444cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path)
187544cd46caSbillm {
187644cd46caSbillm 	char *s, *p, *q;
187744cd46caSbillm 	int i;
187844cd46caSbillm 
187944cd46caSbillm 	if (vdev == NULL)
188044cd46caSbillm 		return (NULL);
188144cd46caSbillm 
188244cd46caSbillm 	/* First, assume the x.x.x.x format */
188344cd46caSbillm 	i = (int)strtoul(path, &s, 10);
188444cd46caSbillm 	if (s == path || (s && *s != '.' && *s != '\0'))
188544cd46caSbillm 		goto name;
188644cd46caSbillm 	if (i < 0 || i >= vdev->vdev_children)
188744cd46caSbillm 		return (NULL);
188844cd46caSbillm 
188944cd46caSbillm 	vdev = vdev->vdev_child[i];
189044cd46caSbillm 	if (*s == '\0')
189144cd46caSbillm 		return (vdev);
189244cd46caSbillm 	return (zdb_vdev_lookup(vdev, s+1));
189344cd46caSbillm 
189444cd46caSbillm name:
189544cd46caSbillm 	for (i = 0; i < vdev->vdev_children; i++) {
189644cd46caSbillm 		vdev_t *vc = vdev->vdev_child[i];
189744cd46caSbillm 
189844cd46caSbillm 		if (vc->vdev_path == NULL) {
189944cd46caSbillm 			vc = zdb_vdev_lookup(vc, path);
190044cd46caSbillm 			if (vc == NULL)
190144cd46caSbillm 				continue;
190244cd46caSbillm 			else
190344cd46caSbillm 				return (vc);
190444cd46caSbillm 		}
190544cd46caSbillm 
190644cd46caSbillm 		p = strrchr(vc->vdev_path, '/');
190744cd46caSbillm 		p = p ? p + 1 : vc->vdev_path;
190844cd46caSbillm 		q = &vc->vdev_path[strlen(vc->vdev_path) - 2];
190944cd46caSbillm 
191044cd46caSbillm 		if (strcmp(vc->vdev_path, path) == 0)
191144cd46caSbillm 			return (vc);
191244cd46caSbillm 		if (strcmp(p, path) == 0)
191344cd46caSbillm 			return (vc);
191444cd46caSbillm 		if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0)
191544cd46caSbillm 			return (vc);
191644cd46caSbillm 	}
191744cd46caSbillm 
191844cd46caSbillm 	return (NULL);
191944cd46caSbillm }
192044cd46caSbillm 
192144cd46caSbillm /*
192244cd46caSbillm  * Read a block from a pool and print it out.  The syntax of the
192344cd46caSbillm  * block descriptor is:
192444cd46caSbillm  *
192544cd46caSbillm  *	pool:vdev_specifier:offset:size[:flags]
192644cd46caSbillm  *
192744cd46caSbillm  *	pool           - The name of the pool you wish to read from
192844cd46caSbillm  *	vdev_specifier - Which vdev (see comment for zdb_vdev_lookup)
192944cd46caSbillm  *	offset         - offset, in hex, in bytes
193044cd46caSbillm  *	size           - Amount of data to read, in hex, in bytes
193144cd46caSbillm  *	flags          - A string of characters specifying options
193244cd46caSbillm  *		 b: Decode a blkptr at given offset within block
193344cd46caSbillm  *		*c: Calculate and display checksums
193444cd46caSbillm  *		*d: Decompress data before dumping
193544cd46caSbillm  *		 e: Byteswap data before dumping
193644cd46caSbillm  *		*g: Display data as a gang block header
193744cd46caSbillm  *		*i: Display as an indirect block
193844cd46caSbillm  *		 p: Do I/O to physical offset
193944cd46caSbillm  *		 r: Dump raw data to stdout
194044cd46caSbillm  *
194144cd46caSbillm  *              * = not yet implemented
194244cd46caSbillm  */
194344cd46caSbillm static void
194444cd46caSbillm zdb_read_block(char *thing, spa_t **spap)
194544cd46caSbillm {
194644cd46caSbillm 	spa_t *spa = *spap;
194744cd46caSbillm 	int flags = 0;
194844cd46caSbillm 	uint64_t offset = 0, size = 0, blkptr_offset = 0;
194944cd46caSbillm 	zio_t *zio;
195044cd46caSbillm 	vdev_t *vd;
195144cd46caSbillm 	void *buf;
195244cd46caSbillm 	char *s, *p, *dup, *spa_name, *vdev, *flagstr;
195344cd46caSbillm 	int i, error, zio_flags;
195444cd46caSbillm 
195544cd46caSbillm 	dup = strdup(thing);
195644cd46caSbillm 	s = strtok(dup, ":");
195744cd46caSbillm 	spa_name = s ? s : "";
195844cd46caSbillm 	s = strtok(NULL, ":");
195944cd46caSbillm 	vdev = s ? s : "";
196044cd46caSbillm 	s = strtok(NULL, ":");
196144cd46caSbillm 	offset = strtoull(s ? s : "", NULL, 16);
196244cd46caSbillm 	s = strtok(NULL, ":");
196344cd46caSbillm 	size = strtoull(s ? s : "", NULL, 16);
196444cd46caSbillm 	s = strtok(NULL, ":");
196544cd46caSbillm 	flagstr = s ? s : "";
196644cd46caSbillm 
196744cd46caSbillm 	s = NULL;
196844cd46caSbillm 	if (size == 0)
196944cd46caSbillm 		s = "size must not be zero";
197044cd46caSbillm 	if (!IS_P2ALIGNED(size, DEV_BSIZE))
197144cd46caSbillm 		s = "size must be a multiple of sector size";
197244cd46caSbillm 	if (!IS_P2ALIGNED(offset, DEV_BSIZE))
197344cd46caSbillm 		s = "offset must be a multiple of sector size";
197444cd46caSbillm 	if (s) {
197544cd46caSbillm 		(void) printf("Invalid block specifier: %s  - %s\n", thing, s);
197644cd46caSbillm 		free(dup);
197744cd46caSbillm 		return;
197844cd46caSbillm 	}
197944cd46caSbillm 
198044cd46caSbillm 	for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) {
198144cd46caSbillm 		for (i = 0; flagstr[i]; i++) {
19825ad82045Snd 			int bit = flagbits[(uchar_t)flagstr[i]];
198344cd46caSbillm 
198444cd46caSbillm 			if (bit == 0) {
198544cd46caSbillm 				(void) printf("***Invalid flag: %c\n",
198644cd46caSbillm 				    flagstr[i]);
198744cd46caSbillm 				continue;
198844cd46caSbillm 			}
198944cd46caSbillm 			flags |= bit;
199044cd46caSbillm 
199144cd46caSbillm 			/* If it's not something with an argument, keep going */
199244cd46caSbillm 			if ((bit & (ZDB_FLAG_CHECKSUM | ZDB_FLAG_DECOMPRESS |
199344cd46caSbillm 			    ZDB_FLAG_PRINT_BLKPTR)) == 0)
199444cd46caSbillm 				continue;
199544cd46caSbillm 
199644cd46caSbillm 			p = &flagstr[i + 1];
199744cd46caSbillm 			if (bit == ZDB_FLAG_PRINT_BLKPTR)
199844cd46caSbillm 				blkptr_offset = strtoull(p, &p, 16);
199944cd46caSbillm 			if (*p != ':' && *p != '\0') {
200044cd46caSbillm 				(void) printf("***Invalid flag arg: '%s'\n", s);
200144cd46caSbillm 				free(dup);
200244cd46caSbillm 				return;
200344cd46caSbillm 			}
200444cd46caSbillm 		}
200544cd46caSbillm 	}
200644cd46caSbillm 
200744cd46caSbillm 	if (spa == NULL || spa->spa_name == NULL ||
200844cd46caSbillm 	    strcmp(spa->spa_name, spa_name)) {
200944cd46caSbillm 		if (spa && spa->spa_name)
201044cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
201144cd46caSbillm 		error = spa_open(spa_name, spap, (void *)zdb_read_block);
201244cd46caSbillm 		if (error)
20130bf246f5Smc 			fatal("Failed to open pool '%s': %s",
20140bf246f5Smc 			    spa_name, strerror(error));
201544cd46caSbillm 		spa = *spap;
201644cd46caSbillm 	}
201744cd46caSbillm 
201844cd46caSbillm 	vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev);
201944cd46caSbillm 	if (vd == NULL) {
202044cd46caSbillm 		(void) printf("***Invalid vdev: %s\n", vdev);
202144cd46caSbillm 		free(dup);
202244cd46caSbillm 		return;
202344cd46caSbillm 	} else {
202444cd46caSbillm 		if (vd->vdev_path)
202544cd46caSbillm 			(void) printf("Found vdev: %s\n", vd->vdev_path);
202644cd46caSbillm 		else
202744cd46caSbillm 			(void) printf("Found vdev type: %s\n",
202844cd46caSbillm 			    vd->vdev_ops->vdev_op_type);
202944cd46caSbillm 	}
203044cd46caSbillm 
203144cd46caSbillm 	buf = umem_alloc(size, UMEM_NOFAIL);
203244cd46caSbillm 
203344cd46caSbillm 	zio_flags = ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE |
203444cd46caSbillm 	    ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | ZIO_FLAG_NOBOOKMARK;
203544cd46caSbillm 
203644cd46caSbillm 	if (flags & ZDB_FLAG_PHYS)
203744cd46caSbillm 		zio_flags |= ZIO_FLAG_PHYSICAL;
203844cd46caSbillm 
203944cd46caSbillm 	zio = zio_root(spa, NULL, NULL, 0);
204044cd46caSbillm 	/* XXX todo - cons up a BP so RAID-Z will be happy */
204144cd46caSbillm 	zio_nowait(zio_vdev_child_io(zio, NULL, vd, offset, buf, size,
204244cd46caSbillm 	    ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, zio_flags, NULL, NULL));
204344cd46caSbillm 	error = zio_wait(zio);
204444cd46caSbillm 
204544cd46caSbillm 	if (error) {
204644cd46caSbillm 		(void) printf("Read of %s failed, error: %d\n", thing, error);
204744cd46caSbillm 		goto out;
204844cd46caSbillm 	}
204944cd46caSbillm 
205044cd46caSbillm 	if (flags & ZDB_FLAG_PRINT_BLKPTR)
205144cd46caSbillm 		zdb_print_blkptr((blkptr_t *)(void *)
205244cd46caSbillm 		    ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags);
205344cd46caSbillm 	else if (flags & ZDB_FLAG_RAW)
205444cd46caSbillm 		zdb_dump_block_raw(buf, size, flags);
205544cd46caSbillm 	else if (flags & ZDB_FLAG_INDIRECT)
205644cd46caSbillm 		zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t),
205744cd46caSbillm 		    flags);
205844cd46caSbillm 	else if (flags & ZDB_FLAG_GBH)
205944cd46caSbillm 		zdb_dump_gbh(buf, flags);
206044cd46caSbillm 	else
206144cd46caSbillm 		zdb_dump_block(thing, buf, size, flags);
206244cd46caSbillm 
206344cd46caSbillm out:
206444cd46caSbillm 	umem_free(buf, size);
206544cd46caSbillm 	free(dup);
206644cd46caSbillm }
206744cd46caSbillm 
2068*de6628f0Sck static boolean_t
2069*de6628f0Sck nvlist_string_match(nvlist_t *config, char *name, char *tgt)
2070*de6628f0Sck {
2071*de6628f0Sck 	char *s;
2072*de6628f0Sck 
2073*de6628f0Sck 	verify(nvlist_lookup_string(config, name, &s) == 0);
2074*de6628f0Sck 	return (strcmp(s, tgt) == 0);
2075*de6628f0Sck }
2076*de6628f0Sck 
2077*de6628f0Sck static boolean_t
2078*de6628f0Sck nvlist_uint64_match(nvlist_t *config, char *name, uint64_t tgt)
2079*de6628f0Sck {
2080*de6628f0Sck 	uint64_t val;
2081*de6628f0Sck 
2082*de6628f0Sck 	verify(nvlist_lookup_uint64(config, name, &val) == 0);
2083*de6628f0Sck 	return (val == tgt);
2084*de6628f0Sck }
2085*de6628f0Sck 
2086*de6628f0Sck static boolean_t
2087*de6628f0Sck vdev_child_guid_match(nvlist_t *vdev, uint64_t guid)
2088*de6628f0Sck {
2089*de6628f0Sck 	nvlist_t **child;
2090*de6628f0Sck 	uint_t c, children;
2091*de6628f0Sck 
2092*de6628f0Sck 	verify(nvlist_lookup_nvlist_array(vdev, ZPOOL_CONFIG_CHILDREN,
2093*de6628f0Sck 	    &child, &children) == 0);
2094*de6628f0Sck 	for (c = 0; c < children; ++c)
2095*de6628f0Sck 		if (nvlist_uint64_match(child[c], ZPOOL_CONFIG_GUID, guid))
2096*de6628f0Sck 			return (B_TRUE);
2097*de6628f0Sck 	return (B_FALSE);
2098*de6628f0Sck }
2099*de6628f0Sck 
2100*de6628f0Sck static boolean_t
2101*de6628f0Sck vdev_child_string_match(nvlist_t *vdev, char *tgt)
2102*de6628f0Sck {
2103*de6628f0Sck 	nvlist_t **child;
2104*de6628f0Sck 	uint_t c, children;
2105*de6628f0Sck 
2106*de6628f0Sck 	verify(nvlist_lookup_nvlist_array(vdev, ZPOOL_CONFIG_CHILDREN,
2107*de6628f0Sck 	    &child, &children) == 0);
2108*de6628f0Sck 	for (c = 0; c < children; ++c) {
2109*de6628f0Sck 		if (nvlist_string_match(child[c], ZPOOL_CONFIG_PATH, tgt) ||
2110*de6628f0Sck 		    nvlist_string_match(child[c], ZPOOL_CONFIG_DEVID, tgt))
2111*de6628f0Sck 			return (B_TRUE);
2112*de6628f0Sck 	}
2113*de6628f0Sck 	return (B_FALSE);
2114*de6628f0Sck }
2115*de6628f0Sck 
2116*de6628f0Sck static boolean_t
2117*de6628f0Sck vdev_guid_match(nvlist_t *config, uint64_t guid)
2118*de6628f0Sck {
2119*de6628f0Sck 	nvlist_t *nvroot;
2120*de6628f0Sck 
2121*de6628f0Sck 	verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2122*de6628f0Sck 	    &nvroot) == 0);
2123*de6628f0Sck 
2124*de6628f0Sck 	return (nvlist_uint64_match(nvroot, ZPOOL_CONFIG_GUID, guid) ||
2125*de6628f0Sck 	    vdev_child_guid_match(nvroot, guid));
2126*de6628f0Sck }
2127*de6628f0Sck 
2128*de6628f0Sck static boolean_t
2129*de6628f0Sck vdev_string_match(nvlist_t *config, char *tgt)
2130*de6628f0Sck {
2131*de6628f0Sck 	nvlist_t *nvroot;
2132*de6628f0Sck 
2133*de6628f0Sck 	verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
2134*de6628f0Sck 	    &nvroot) == 0);
2135*de6628f0Sck 
2136*de6628f0Sck 	return (vdev_child_string_match(nvroot, tgt));
2137*de6628f0Sck }
2138*de6628f0Sck 
2139*de6628f0Sck static boolean_t
2140*de6628f0Sck pool_match(nvlist_t *config, char *tgt)
2141*de6628f0Sck {
2142*de6628f0Sck 	uint64_t guid = strtoull(tgt, NULL, 0);
2143*de6628f0Sck 
2144*de6628f0Sck 	if (guid != 0) {
2145*de6628f0Sck 		return (
2146*de6628f0Sck 		    nvlist_uint64_match(config, ZPOOL_CONFIG_POOL_GUID, guid) ||
2147*de6628f0Sck 		    vdev_guid_match(config, guid));
2148*de6628f0Sck 	} else {
2149*de6628f0Sck 		return (
2150*de6628f0Sck 		    nvlist_string_match(config, ZPOOL_CONFIG_POOL_NAME, tgt) ||
2151*de6628f0Sck 		    vdev_string_match(config, tgt));
2152*de6628f0Sck 	}
2153*de6628f0Sck }
2154*de6628f0Sck 
2155*de6628f0Sck static int
2156*de6628f0Sck find_exported_zpool(char *pool_id, nvlist_t **configp, char *vdev_dir)
2157*de6628f0Sck {
2158*de6628f0Sck 	nvlist_t *pools;
2159*de6628f0Sck 	int error = ENOENT;
2160*de6628f0Sck 	nvlist_t *match = NULL;
2161*de6628f0Sck 
2162*de6628f0Sck 	if (vdev_dir != NULL)
2163*de6628f0Sck 		pools = zpool_find_import(g_zfs, 1, &vdev_dir);
2164*de6628f0Sck 	else
2165*de6628f0Sck 		pools = zpool_find_import(g_zfs, 0, NULL);
2166*de6628f0Sck 
2167*de6628f0Sck 	if (pools != NULL) {
2168*de6628f0Sck 		nvpair_t *elem = NULL;
2169*de6628f0Sck 
2170*de6628f0Sck 		while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2171*de6628f0Sck 			verify(nvpair_value_nvlist(elem, configp) == 0);
2172*de6628f0Sck 			if (pool_match(*configp, pool_id)) {
2173*de6628f0Sck 				if (match != NULL) {
2174*de6628f0Sck 					(void) fatal(
2175*de6628f0Sck 					    "More than one matching pool - "
2176*de6628f0Sck 					    "specify guid/devid/device path.");
2177*de6628f0Sck 				} else {
2178*de6628f0Sck 					match = *configp;
2179*de6628f0Sck 					error = 0;
2180*de6628f0Sck 				}
2181*de6628f0Sck 			}
2182*de6628f0Sck 		}
2183*de6628f0Sck 	}
2184*de6628f0Sck 
2185*de6628f0Sck 	*configp = error ? NULL : match;
2186*de6628f0Sck 
2187*de6628f0Sck 	return (error);
2188*de6628f0Sck }
2189*de6628f0Sck 
2190fa9e4066Sahrens int
2191fa9e4066Sahrens main(int argc, char **argv)
2192fa9e4066Sahrens {
2193fa9e4066Sahrens 	int i, c;
2194fa9e4066Sahrens 	struct rlimit rl = { 1024, 1024 };
2195fa9e4066Sahrens 	spa_t *spa;
2196fa9e4066Sahrens 	objset_t *os = NULL;
2197fa9e4066Sahrens 	char *endstr;
2198fa9e4066Sahrens 	int dump_all = 1;
2199fa9e4066Sahrens 	int verbose = 0;
2200fa9e4066Sahrens 	int error;
2201fa9e4066Sahrens 	int flag, set;
2202*de6628f0Sck 	int exported = 0;
2203*de6628f0Sck 	char *vdev_dir = NULL;
2204fa9e4066Sahrens 
2205fa9e4066Sahrens 	(void) setrlimit(RLIMIT_NOFILE, &rl);
2206004388ebScasper 	(void) enable_extended_FILE_stdio(-1, -1);
2207fa9e4066Sahrens 
2208fa9e4066Sahrens 	dprintf_setup(&argc, argv);
2209fa9e4066Sahrens 
2210*de6628f0Sck 	while ((c = getopt(argc, argv, "udibcsvCLO:B:UlRep:")) != -1) {
2211fa9e4066Sahrens 		switch (c) {
2212fa9e4066Sahrens 		case 'u':
2213fa9e4066Sahrens 		case 'd':
2214fa9e4066Sahrens 		case 'i':
2215fa9e4066Sahrens 		case 'b':
2216fa9e4066Sahrens 		case 'c':
2217fa9e4066Sahrens 		case 's':
2218fa9e4066Sahrens 		case 'C':
2219fa9e4066Sahrens 		case 'l':
222044cd46caSbillm 		case 'R':
2221fa9e4066Sahrens 			dump_opt[c]++;
2222fa9e4066Sahrens 			dump_all = 0;
2223fa9e4066Sahrens 			break;
2224fa9e4066Sahrens 		case 'L':
2225fa9e4066Sahrens 			dump_opt[c]++;
2226fa9e4066Sahrens 			break;
2227fa9e4066Sahrens 		case 'O':
2228fa9e4066Sahrens 			endstr = optarg;
2229fa9e4066Sahrens 			if (endstr[0] == '!') {
2230fa9e4066Sahrens 				endstr++;
2231fa9e4066Sahrens 				set = 0;
2232fa9e4066Sahrens 			} else {
2233fa9e4066Sahrens 				set = 1;
2234fa9e4066Sahrens 			}
2235fa9e4066Sahrens 			if (strcmp(endstr, "post") == 0) {
2236fa9e4066Sahrens 				flag = ADVANCE_PRE;
2237fa9e4066Sahrens 				set = !set;
2238fa9e4066Sahrens 			} else if (strcmp(endstr, "pre") == 0) {
2239fa9e4066Sahrens 				flag = ADVANCE_PRE;
2240fa9e4066Sahrens 			} else if (strcmp(endstr, "prune") == 0) {
2241fa9e4066Sahrens 				flag = ADVANCE_PRUNE;
2242fa9e4066Sahrens 			} else if (strcmp(endstr, "data") == 0) {
2243fa9e4066Sahrens 				flag = ADVANCE_DATA;
2244fa9e4066Sahrens 			} else if (strcmp(endstr, "holes") == 0) {
2245fa9e4066Sahrens 				flag = ADVANCE_HOLES;
2246fa9e4066Sahrens 			} else {
2247fa9e4066Sahrens 				usage();
2248fa9e4066Sahrens 			}
2249fa9e4066Sahrens 			if (set)
2250fa9e4066Sahrens 				zdb_advance |= flag;
2251fa9e4066Sahrens 			else
2252fa9e4066Sahrens 				zdb_advance &= ~flag;
2253fa9e4066Sahrens 			break;
2254fa9e4066Sahrens 		case 'B':
2255fa9e4066Sahrens 			endstr = optarg - 1;
2256fa9e4066Sahrens 			zdb_noread.zb_objset = strtoull(endstr + 1, &endstr, 0);
2257fa9e4066Sahrens 			zdb_noread.zb_object = strtoull(endstr + 1, &endstr, 0);
2258fa9e4066Sahrens 			zdb_noread.zb_level = strtol(endstr + 1, &endstr, 0);
2259fa9e4066Sahrens 			zdb_noread.zb_blkid = strtoull(endstr + 1, &endstr, 16);
2260fa9e4066Sahrens 			(void) printf("simulating bad block "
2261ea8dc4b6Seschrock 			    "<%llu, %llu, %lld, %llx>\n",
2262fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_objset,
2263fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_object,
2264ea8dc4b6Seschrock 			    (u_longlong_t)zdb_noread.zb_level,
2265fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_blkid);
2266fa9e4066Sahrens 			break;
2267fa9e4066Sahrens 		case 'v':
2268fa9e4066Sahrens 			verbose++;
2269fa9e4066Sahrens 			break;
2270fa9e4066Sahrens 		case 'U':
2271fa9e4066Sahrens 			spa_config_dir = "/tmp";
2272fa9e4066Sahrens 			break;
2273*de6628f0Sck 		case 'e':
2274*de6628f0Sck 			exported = 1;
2275*de6628f0Sck 			break;
2276*de6628f0Sck 		case 'p':
2277*de6628f0Sck 			vdev_dir = optarg;
2278*de6628f0Sck 			break;
2279fa9e4066Sahrens 		default:
2280fa9e4066Sahrens 			usage();
2281fa9e4066Sahrens 			break;
2282fa9e4066Sahrens 		}
2283fa9e4066Sahrens 	}
2284fa9e4066Sahrens 
2285*de6628f0Sck 	if (vdev_dir != NULL && exported == 0)
2286*de6628f0Sck 		(void) fatal("-p option requires use of -e\n");
2287*de6628f0Sck 
2288fa9e4066Sahrens 	kernel_init(FREAD);
2289*de6628f0Sck 	g_zfs = libzfs_init();
2290fa9e4066Sahrens 
2291ea8dc4b6Seschrock 	/*
2292ea8dc4b6Seschrock 	 * Disable vdev caching.  If we don't do this, live pool traversal
2293ea8dc4b6Seschrock 	 * won't make progress because it will never see disk updates.
2294ea8dc4b6Seschrock 	 */
2295614409b5Sahrens 	zfs_vdev_cache_size = 0;
2296ea8dc4b6Seschrock 
2297fa9e4066Sahrens 	for (c = 0; c < 256; c++) {
229844cd46caSbillm 		if (dump_all && c != 'L' && c != 'l' && c != 'R')
2299fa9e4066Sahrens 			dump_opt[c] = 1;
2300fa9e4066Sahrens 		if (dump_opt[c])
2301fa9e4066Sahrens 			dump_opt[c] += verbose;
2302fa9e4066Sahrens 	}
2303fa9e4066Sahrens 
2304fa9e4066Sahrens 	argc -= optind;
2305fa9e4066Sahrens 	argv += optind;
2306fa9e4066Sahrens 
2307fa9e4066Sahrens 	if (argc < 1) {
2308fa9e4066Sahrens 		if (dump_opt['C']) {
2309fa9e4066Sahrens 			dump_config(NULL);
2310fa9e4066Sahrens 			return (0);
2311fa9e4066Sahrens 		}
2312fa9e4066Sahrens 		usage();
2313fa9e4066Sahrens 	}
2314fa9e4066Sahrens 
2315fa9e4066Sahrens 	if (dump_opt['l']) {
2316fa9e4066Sahrens 		dump_label(argv[0]);
2317fa9e4066Sahrens 		return (0);
2318fa9e4066Sahrens 	}
2319fa9e4066Sahrens 
232044cd46caSbillm 	if (dump_opt['R']) {
232144cd46caSbillm 		flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR;
232244cd46caSbillm 		flagbits['c'] = ZDB_FLAG_CHECKSUM;
232344cd46caSbillm 		flagbits['d'] = ZDB_FLAG_DECOMPRESS;
232444cd46caSbillm 		flagbits['e'] = ZDB_FLAG_BSWAP;
232544cd46caSbillm 		flagbits['g'] = ZDB_FLAG_GBH;
232644cd46caSbillm 		flagbits['i'] = ZDB_FLAG_INDIRECT;
232744cd46caSbillm 		flagbits['p'] = ZDB_FLAG_PHYS;
232844cd46caSbillm 		flagbits['r'] = ZDB_FLAG_RAW;
232944cd46caSbillm 
233044cd46caSbillm 		spa = NULL;
233144cd46caSbillm 		while (argv[0]) {
233244cd46caSbillm 			zdb_read_block(argv[0], &spa);
233344cd46caSbillm 			argv++;
233444cd46caSbillm 			argc--;
233544cd46caSbillm 		}
233644cd46caSbillm 		if (spa)
233744cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
233844cd46caSbillm 		return (0);
233944cd46caSbillm 	}
234044cd46caSbillm 
2341fa9e4066Sahrens 	if (dump_opt['C'])
2342fa9e4066Sahrens 		dump_config(argv[0]);
2343fa9e4066Sahrens 
2344*de6628f0Sck 	if (exported == 0) {
2345*de6628f0Sck 		if (strchr(argv[0], '/') != NULL) {
2346*de6628f0Sck 			error = dmu_objset_open(argv[0], DMU_OST_ANY,
2347*de6628f0Sck 			    DS_MODE_STANDARD | DS_MODE_READONLY, &os);
2348*de6628f0Sck 		} else {
2349*de6628f0Sck 			error = spa_open(argv[0], &spa, FTAG);
2350*de6628f0Sck 		}
2351fa9e4066Sahrens 	} else {
2352*de6628f0Sck 		/*
2353*de6628f0Sck 		 * Check to see if the name refers to an exported zpool
2354*de6628f0Sck 		 */
2355*de6628f0Sck 		nvlist_t *exported_conf = NULL;
2356*de6628f0Sck 
2357*de6628f0Sck 		error = find_exported_zpool(argv[0], &exported_conf, vdev_dir);
2358*de6628f0Sck 		if (error == 0) {
2359*de6628f0Sck 			error = spa_import(argv[0], exported_conf, vdev_dir);
2360*de6628f0Sck 			if (error == 0)
2361*de6628f0Sck 				error = spa_open(argv[0], &spa, FTAG);
2362*de6628f0Sck 		}
2363fa9e4066Sahrens 	}
2364fa9e4066Sahrens 
2365fa9e4066Sahrens 	if (error)
23660bf246f5Smc 		fatal("can't open %s: %s", argv[0], strerror(error));
2367fa9e4066Sahrens 
2368fa9e4066Sahrens 	argv++;
2369fa9e4066Sahrens 	if (--argc > 0) {
2370fa9e4066Sahrens 		zopt_objects = argc;
2371fa9e4066Sahrens 		zopt_object = calloc(zopt_objects, sizeof (uint64_t));
2372fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++) {
2373fa9e4066Sahrens 			errno = 0;
2374fa9e4066Sahrens 			zopt_object[i] = strtoull(argv[i], NULL, 0);
2375fa9e4066Sahrens 			if (zopt_object[i] == 0 && errno != 0)
2376fa9e4066Sahrens 				fatal("bad object number %s: %s",
2377fa9e4066Sahrens 				    argv[i], strerror(errno));
2378fa9e4066Sahrens 		}
2379fa9e4066Sahrens 	}
2380fa9e4066Sahrens 
2381fa9e4066Sahrens 	if (os != NULL) {
2382fa9e4066Sahrens 		dump_dir(os);
2383fa9e4066Sahrens 		dmu_objset_close(os);
2384fa9e4066Sahrens 	} else {
2385fa9e4066Sahrens 		dump_zpool(spa);
2386fa9e4066Sahrens 		spa_close(spa, FTAG);
2387fa9e4066Sahrens 	}
2388fa9e4066Sahrens 
2389*de6628f0Sck 	libzfs_fini(g_zfs);
2390fa9e4066Sahrens 	kernel_fini();
2391fa9e4066Sahrens 
2392fa9e4066Sahrens 	return (0);
2393fa9e4066Sahrens }
2394