2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 2009 Robert N. M. Watson
7 * This software was developed at the University of Cambridge Computer
8 * Laboratory with support from a grant from Google, Inc.
10 * Copyright (c) 2002 Networks Associates Technology, Inc.
11 * All rights reserved.
13 * This software was developed for the FreeBSD Project by Marshall
14 * Kirk McKusick and Network Associates Laboratories, the Security
15 * Research Division of Network Associates, Inc. under DARPA/SPAWAR
16 * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
19 * Copyright (c) 1983, 1992, 1993
20 * The Regents of the University of California. All rights reserved.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
25 * 1. Redistributions of source code must retain the above copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. Neither the name of the University nor the names of its contributors
31 * may be used to endorse or promote products derived from this software
32 * without specific prior written permission.
34 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
35 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 static const char copyright[] =
49 "@(#) Copyright (c) 1983, 1992, 1993\n\
50 The Regents of the University of California. All rights reserved.\n";
55 static char sccsid[] = "@(#)dumpfs.c 8.5 (Berkeley) 4/29/95";
57 static const char rcsid[] =
61 #include <sys/param.h>
63 #include <sys/disklabel.h>
65 #include <ufs/ufs/dinode.h>
66 #include <ufs/ffs/fs.h>
82 static struct uufsd disk;
84 static int dumpfs(const char *);
85 static int dumpfsid(void);
86 static int dumpcg(void);
87 static int dumpfreespace(const char *, int);
88 static void dumpfreespacecg(int);
89 static int marshal(const char *);
90 static void pbits(void *, int);
91 static void pblklist(void *, int, off_t, int);
92 static void ufserr(const char *);
93 static void usage(void) __dead2;
96 main(int argc, char *argv[])
99 int ch, dofreespace, domarshal, dolabel, eval;
101 dofreespace = domarshal = dolabel = eval = 0;
103 while ((ch = getopt(argc, argv, "lfm")) != -1) {
124 if (dofreespace && domarshal)
129 while ((name = *argv++) != NULL) {
130 if (ufs_disk_fillout(&disk, name) == -1) {
136 eval |= dumpfreespace(name, dofreespace);
138 eval |= marshal(name);
142 eval |= dumpfs(name);
143 ufs_disk_close(&disk);
152 printf("%sufsid/%08x%08x\n", _PATH_DEV, afs.fs_id[0], afs.fs_id[1]);
157 dumpfs(const char *name)
159 time_t fstime, fsmtime;
164 switch (disk.d_ufs) {
166 fssize = afs.fs_size;
167 fstime = afs.fs_time;
168 fsmtime = afs.fs_mtime;
169 printf("magic\t%x (UFS2)\n", afs.fs_magic);
170 printf("last mounted time\t%s", ctime(&fsmtime));
171 printf("last modified time\t%s", ctime(&fstime));
172 printf("superblock location\t%jd\tid\t[ %08x %08x ]\n",
173 (intmax_t)afs.fs_sblockloc, afs.fs_id[0], afs.fs_id[1]);
174 printf("ncg\t%d\tsize\t%jd\tblocks\t%jd\n",
175 afs.fs_ncg, (intmax_t)fssize, (intmax_t)afs.fs_dsize);
178 fssize = afs.fs_old_size;
179 fstime = afs.fs_old_time;
180 printf("magic\t%x (UFS1)\ttime\t%s",
181 afs.fs_magic, ctime(&fstime));
182 printf("id\t[ %08x %08x ]\n", afs.fs_id[0], afs.fs_id[1]);
183 printf("ncg\t%d\tsize\t%jd\tblocks\t%jd\n",
184 afs.fs_ncg, (intmax_t)fssize, (intmax_t)afs.fs_dsize);
189 printf("bsize\t%d\tshift\t%d\tmask\t0x%08x\n",
190 afs.fs_bsize, afs.fs_bshift, afs.fs_bmask);
191 printf("fsize\t%d\tshift\t%d\tmask\t0x%08x\n",
192 afs.fs_fsize, afs.fs_fshift, afs.fs_fmask);
193 printf("frag\t%d\tshift\t%d\tfsbtodb\t%d\n",
194 afs.fs_frag, afs.fs_fragshift, afs.fs_fsbtodb);
195 printf("minfree\t%d%%\toptim\t%s\tsymlinklen %d\n",
196 afs.fs_minfree, afs.fs_optim == FS_OPTSPACE ? "space" : "time",
197 afs.fs_maxsymlinklen);
198 switch (disk.d_ufs) {
200 printf("%s %d\tmaxbpg\t%d\tmaxcontig %d\tcontigsumsize %d\n",
201 "maxbsize", afs.fs_maxbsize, afs.fs_maxbpg,
202 afs.fs_maxcontig, afs.fs_contigsumsize);
203 printf("nbfree\t%jd\tndir\t%jd\tnifree\t%jd\tnffree\t%jd\n",
204 (intmax_t)afs.fs_cstotal.cs_nbfree,
205 (intmax_t)afs.fs_cstotal.cs_ndir,
206 (intmax_t)afs.fs_cstotal.cs_nifree,
207 (intmax_t)afs.fs_cstotal.cs_nffree);
208 printf("bpg\t%d\tfpg\t%d\tipg\t%d\tunrefs\t%jd\n",
209 afs.fs_fpg / afs.fs_frag, afs.fs_fpg, afs.fs_ipg,
210 (intmax_t)afs.fs_unrefs);
211 printf("nindir\t%d\tinopb\t%d\tmaxfilesize\t%ju\n",
212 afs.fs_nindir, afs.fs_inopb,
213 (uintmax_t)afs.fs_maxfilesize);
214 printf("sbsize\t%d\tcgsize\t%d\tcsaddr\t%jd\tcssize\t%d\n",
215 afs.fs_sbsize, afs.fs_cgsize, (intmax_t)afs.fs_csaddr,
219 printf("maxbpg\t%d\tmaxcontig %d\tcontigsumsize %d\n",
220 afs.fs_maxbpg, afs.fs_maxcontig, afs.fs_contigsumsize);
221 printf("nbfree\t%d\tndir\t%d\tnifree\t%d\tnffree\t%d\n",
222 afs.fs_old_cstotal.cs_nbfree, afs.fs_old_cstotal.cs_ndir,
223 afs.fs_old_cstotal.cs_nifree, afs.fs_old_cstotal.cs_nffree);
224 printf("cpg\t%d\tbpg\t%d\tfpg\t%d\tipg\t%d\n",
225 afs.fs_old_cpg, afs.fs_fpg / afs.fs_frag, afs.fs_fpg,
227 printf("nindir\t%d\tinopb\t%d\tnspf\t%d\tmaxfilesize\t%ju\n",
228 afs.fs_nindir, afs.fs_inopb, afs.fs_old_nspf,
229 (uintmax_t)afs.fs_maxfilesize);
230 printf("sbsize\t%d\tcgsize\t%d\tcgoffset %d\tcgmask\t0x%08x\n",
231 afs.fs_sbsize, afs.fs_cgsize, afs.fs_old_cgoffset,
233 printf("csaddr\t%d\tcssize\t%d\n",
234 afs.fs_old_csaddr, afs.fs_cssize);
235 printf("rotdelay %dms\trps\t%d\ttrackskew %d\tinterleave %d\n",
236 afs.fs_old_rotdelay, afs.fs_old_rps, afs.fs_old_trackskew,
237 afs.fs_old_interleave);
238 printf("nsect\t%d\tnpsect\t%d\tspc\t%d\n",
239 afs.fs_old_nsect, afs.fs_old_npsect, afs.fs_old_spc);
244 printf("sblkno\t%d\tcblkno\t%d\tiblkno\t%d\tdblkno\t%d\n",
245 afs.fs_sblkno, afs.fs_cblkno, afs.fs_iblkno, afs.fs_dblkno);
246 printf("cgrotor\t%d\tfmod\t%d\tronly\t%d\tclean\t%d\n",
247 afs.fs_cgrotor, afs.fs_fmod, afs.fs_ronly, afs.fs_clean);
248 printf("metaspace %jd\tavgfpdir %d\tavgfilesize %d\n",
249 afs.fs_metaspace, afs.fs_avgfpdir, afs.fs_avgfilesize);
251 if (afs.fs_old_flags & FS_FLAGS_UPDATED)
252 fsflags = afs.fs_flags;
254 fsflags = afs.fs_old_flags;
257 if (fsflags & FS_UNCLEAN)
259 if (fsflags & FS_DOSOFTDEP)
260 printf("soft-updates%s ", (fsflags & FS_SUJ) ? "+journal" : "");
261 if (fsflags & FS_NEEDSFSCK)
262 printf("needs-fsck-run ");
263 if (fsflags & FS_INDEXDIRS)
264 printf("indexed-directories ");
265 if (fsflags & FS_ACLS)
267 if (fsflags & FS_MULTILABEL)
268 printf("multilabel ");
269 if (fsflags & FS_GJOURNAL)
271 if (fsflags & FS_FLAGS_UPDATED)
272 printf("fs_flags-expanded ");
273 if (fsflags & FS_NFS4ACLS)
274 printf("nfsv4acls ");
275 if (fsflags & FS_TRIM)
277 fsflags &= ~(FS_UNCLEAN | FS_DOSOFTDEP | FS_NEEDSFSCK | FS_METACKHASH |
278 FS_ACLS | FS_MULTILABEL | FS_GJOURNAL | FS_FLAGS_UPDATED |
279 FS_NFS4ACLS | FS_SUJ | FS_TRIM | FS_INDEXDIRS);
281 printf("unknown-flags (%#x)", fsflags);
283 if (afs.fs_flags & FS_METACKHASH) {
284 printf("check hashes\t");
285 fsflags = afs.fs_metackhash;
288 if (fsflags & CK_SUPERBLOCK)
289 printf("superblock ");
290 if (fsflags & CK_CYLGRP)
291 printf("cylinder-groups ");
292 if (fsflags & CK_INODE)
294 if (fsflags & CK_INDIR)
295 printf("indirect-blocks ");
296 if (fsflags & CK_DIR)
297 printf("directories ");
299 fsflags &= ~(CK_SUPERBLOCK | CK_CYLGRP | CK_INODE | CK_INDIR | CK_DIR);
301 printf("unknown flags (%#x)", fsflags);
303 printf("fsmnt\t%s\n", afs.fs_fsmnt);
304 printf("volname\t%s\tswuid\t%ju\tprovidersize\t%ju\n",
305 afs.fs_volname, (uintmax_t)afs.fs_swuid,
306 (uintmax_t)afs.fs_providersize);
307 printf("\ncs[].cs_(nbfree,ndir,nifree,nffree):\n\t");
308 afs.fs_csp = calloc(1, afs.fs_cssize);
309 if (bread(&disk, fsbtodb(&afs, afs.fs_csaddr), afs.fs_csp, afs.fs_cssize) == -1)
311 for (i = 0; i < afs.fs_ncg; i++) {
312 struct csum *cs = &afs.fs_cs(&afs, i);
315 printf("(%d,%d,%d,%d) ",
316 cs->cs_nbfree, cs->cs_ndir, cs->cs_nifree, cs->cs_nffree);
319 if (fssize % afs.fs_fpg) {
321 printf("cylinders in last group %d\n",
322 howmany(afs.fs_old_size % afs.fs_fpg,
323 afs.fs_old_spc / afs.fs_old_nspf));
324 printf("blocks in last group %ld\n\n",
325 (long)((fssize % afs.fs_fpg) / afs.fs_frag));
327 while ((i = cgread(&disk)) != 0) {
328 if (i == -1 || dumpcg())
344 printf("\ncg %d:\n", disk.d_lcg);
345 cur = fsbtodb(&afs, cgtod(&afs, disk.d_lcg)) * disk.d_bsize;
346 switch (disk.d_ufs) {
348 cgtime = acg.cg_time;
349 printf("magic\t%x\ttell\t%jx\ttime\t%s",
350 acg.cg_magic, (intmax_t)cur, ctime(&cgtime));
351 printf("cgx\t%d\tndblk\t%d\tniblk\t%d\tinitiblk %d\tunrefs %d\n",
352 acg.cg_cgx, acg.cg_ndblk, acg.cg_niblk, acg.cg_initediblk,
356 cgtime = acg.cg_old_time;
357 printf("magic\t%x\ttell\t%jx\ttime\t%s",
358 acg.cg_magic, (intmax_t)cur, ctime(&cgtime));
359 printf("cgx\t%d\tncyl\t%d\tniblk\t%d\tndblk\t%d\n",
360 acg.cg_cgx, acg.cg_old_ncyl, acg.cg_old_niblk,
366 printf("nbfree\t%d\tndir\t%d\tnifree\t%d\tnffree\t%d\n",
367 acg.cg_cs.cs_nbfree, acg.cg_cs.cs_ndir,
368 acg.cg_cs.cs_nifree, acg.cg_cs.cs_nffree);
369 printf("rotor\t%d\tirotor\t%d\tfrotor\t%d\nfrsum",
370 acg.cg_rotor, acg.cg_irotor, acg.cg_frotor);
371 for (i = 1, j = 0; i < afs.fs_frag; i++) {
372 printf("\t%d", acg.cg_frsum[i]);
373 j += i * acg.cg_frsum[i];
375 printf("\nsum of frsum: %d", j);
376 if (afs.fs_contigsumsize > 0) {
377 for (i = 1; i < afs.fs_contigsumsize; i++) {
378 if ((i - 1) % 8 == 0)
379 printf("\nclusters %d-%d:", i,
380 MIN(afs.fs_contigsumsize - 1, i + 7));
381 printf("\t%d", cg_clustersum(&acg)[i]);
383 printf("\nclusters size %d and over: %d\n",
384 afs.fs_contigsumsize,
385 cg_clustersum(&acg)[afs.fs_contigsumsize]);
386 printf("clusters free:\t");
387 pbits(cg_clustersfree(&acg), acg.cg_nclusterblks);
390 printf("inodes used:\t");
391 pbits(cg_inosused(&acg), afs.fs_ipg);
392 printf("blks free:\t");
393 pbits(cg_blksfree(&acg), afs.fs_fpg);
398 dumpfreespace(const char *name, int fflag)
402 while ((i = cgread(&disk)) != 0) {
405 dumpfreespacecg(fflag);
414 dumpfreespacecg(int fflag)
417 pblklist(cg_blksfree(&acg), afs.fs_fpg, disk.d_lcg * afs.fs_fpg,
422 marshal(const char *name)
428 printf("# newfs command for %s (%s)\n", name, disk.d_name);
430 if (fs->fs_volname[0] != '\0')
431 printf("-L %s ", fs->fs_volname);
432 printf("-O %d ", disk.d_ufs);
433 if (fs->fs_flags & FS_DOSOFTDEP)
435 printf("-a %d ", fs->fs_maxcontig);
436 printf("-b %d ", fs->fs_bsize);
438 printf("-d %d ", fs->fs_maxbsize);
439 printf("-e %d ", fs->fs_maxbpg);
440 printf("-f %d ", fs->fs_fsize);
441 printf("-g %d ", fs->fs_avgfilesize);
442 printf("-h %d ", fs->fs_avgfpdir);
443 printf("-i %jd ", fragroundup(fs, lblktosize(fs, fragstoblks(fs,
444 fs->fs_fpg)) / fs->fs_ipg));
445 if (fs->fs_flags & FS_SUJ)
447 if (fs->fs_flags & FS_GJOURNAL)
449 printf("-k %jd ", fs->fs_metaspace);
450 if (fs->fs_flags & FS_MULTILABEL)
452 printf("-m %d ", fs->fs_minfree);
453 /* -n unimplemented */
455 switch (fs->fs_optim) {
466 /* -p..r unimplemented */
467 printf("-s %jd ", (intmax_t)fsbtodb(fs, fs->fs_size));
468 if (fs->fs_flags & FS_TRIM)
470 printf("%s ", disk.d_name);
477 pbits(void *vp, int max)
483 for (count = i = 0, p = vp; i < max; i++)
486 printf(",%s", count % 6 ? " " : "\n\t");
490 while ((i+1)<max && isset(p, i+1))
499 pblklist(void *vp, int max, off_t offset, int fflag)
504 for (i = 0, p = vp; i < max; i++) {
506 printf("%jd", (intmax_t)(i + offset));
509 while ((i+1)<max && isset(p, i+1))
512 printf("-%jd", (intmax_t)(i + offset));
520 ufserr(const char *name)
522 if (disk.d_error != NULL)
523 warnx("%s: %s", name, disk.d_error);
531 (void)fprintf(stderr, "usage: dumpfs [-flm] filesys | device\n");