]>
git.wh0rd.org - dump.git/blob - dump/main.c
0d1f4fd19adb082e7ec6ec376db9ce1b6009f15a
2 * Ported to Linux's Second Extended File System as part of the
3 * dump and restore backup suit
4 * Remy Card <card@Linux.EU.Org>, 1994-1997
5 * Stelian Pop <pop@noos.fr>, 1999-2000
6 * Stelian Pop <pop@noos.fr> - AlcĂ´ve <www.alcove.fr>, 2000
10 * Copyright (c) 1980, 1991, 1993, 1994
11 * The Regents of the University of California. All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 static const char rcsid
[] =
44 "$Id: main.c,v 1.52 2001/07/18 13:12:33 stelian Exp $";
48 #include <compatlfs.h>
50 #include <compaterr.h>
59 #include <sys/param.h>
63 #ifdef HAVE_EXT2FS_EXT2_FS_H
64 #include <ext2fs/ext2_fs.h>
66 #include <linux/ext2_fs.h>
68 #include <ext2fs/ext2fs.h>
70 #include <bsdcompat.h>
72 #include <sys/vnode.h>
74 #include <ufs/inode.h>
77 #include <ufs/ufs/dinode.h>
78 #include <ufs/ffs/fs.h>
81 #include <protocols/dumprestore.h>
84 #include "pathnames.h"
88 #define SBOFF (SBLOCK * DEV_BSIZE)
91 int notify
= 0; /* notify operator flag */
92 int blockswritten
= 0; /* number of blocks written on current tape */
93 int tapeno
= 0; /* current tape number */
94 int density
= 0; /* density in bytes/0.1" " <- this is for hilit19 */
95 int ntrec
= NTREC
; /* # tape blocks in each tape record */
96 int cartridge
= 0; /* Assume non-cartridge tape */
98 int tapepos
= 0; /* assume no QFA tapeposition needed by user */
100 int dokerberos
= 0; /* Use Kerberos authentication */
101 long dev_bsize
= 1; /* recalculated below */
102 long blocksperfile
; /* output blocks per file */
103 char *host
= NULL
; /* remote host (if any) */
104 int sizest
= 0; /* return size estimate only */
105 int compressed
= 0; /* use zlib to compress the output, compress level 1-9 */
106 long long bytes_written
= 0; /* total bytes written */
107 long uncomprblks
= 0;/* uncompressed blocks written */
113 int maxbsize
= 64*1024; /* XXX MAXBSIZE from sys/param.h */
114 static long numarg
__P((const char *, long, long));
115 static void obsolete
__P((int *, char **[]));
116 static void usage
__P((void));
118 dump_ino_t iexclude_list
[IEXCLUDE_MAXNUM
];/* the inode exclude list */
119 int iexclude_num
= 0; /* number of elements in the list */
122 main(int argc
, char *argv
[])
124 register dump_ino_t ino
;
126 register struct dinode
*dp
;
127 register struct fstab
*dt
;
130 int i
, anydirskipped
, bflag
= 0, Tflag
= 0, honorlevel
= 1;
136 char directory
[MAXPATHLEN
];
137 char pathname
[MAXPATHLEN
];
142 spcl
.c_label
[0] = '\0';
143 spcl
.c_date
= time(NULL
);
146 __progname
= argv
[0];
148 initialize_ext2_error_table();
151 tsize
= 0; /* Default later, based on 'c' option for cart tapes */
154 if ((tapeprefix
= getenv("TAPE")) == NULL
)
155 tapeprefix
= _PATH_DEFTAPE
;
156 dumpdates
= _PATH_DUMPDATES
;
157 if (TP_BSIZE
/ DEV_BSIZE
== 0 || TP_BSIZE
% DEV_BSIZE
!= 0)
158 quit("TP_BSIZE must be a multiple of DEV_BSIZE\n");
164 obsolete(&argc
, &argv
);
170 while ((ch
= getopt(argc
, argv
,
171 "0123456789aB:b:cd:e:f:F:h:L:"
186 case '0': case '1': case '2': case '3': case '4':
187 case '5': case '6': case '7': case '8': case '9':
191 case 'a': /* `auto-size', Write to EOM. */
195 case 'B': /* blocks per output file */
197 blocksperfile
= numarg("number of blocks per file",
201 case 'b': /* blocks per tape write */
202 ntrec
= numarg("number of blocks per write",
204 if (ntrec
> maxbsize
/1024) {
205 msg("Please choose a blocksize <= %dkB\n",
207 msg("The ENTIRE dump is aborted.\n");
213 case 'c': /* Tape is cart. not 9-track */
218 case 'd': /* density, in bits per inch */
220 density
= numarg("density", 10L, 327670L) / 10;
221 if (density
>= 625 && !bflag
)
222 ntrec
= HIGHDENSITYTREC
;
226 case 'e': /* exclude an inode */
227 if (iexclude_num
== IEXCLUDE_MAXNUM
) {
228 msg("Too many -e options\n");
229 msg("The ENTIRE dump is aborted.\n");
232 iexclude_list
[iexclude_num
++] = numarg("inode to exclude",0L,0L);
233 if (iexclude_list
[iexclude_num
-1] <= ROOTINO
) {
234 msg("Cannot exclude inode %ld\n", (long)iexclude_list
[iexclude_num
-1]);
235 msg("The ENTIRE dump is aborted.\n");
238 msg("Added %d to exclude list\n",
239 iexclude_list
[iexclude_num
-1]);
242 case 'f': /* output file */
246 case 'F': /* end of tape script */
251 honorlevel
= numarg("honor level", 0L, 10L);
262 * Note that although there are LBLSIZE characters,
263 * the last must be '\0', so the limit on strlen()
264 * is really LBLSIZE-1.
266 strncpy(spcl
.c_label
, optarg
, LBLSIZE
);
267 spcl
.c_label
[LBLSIZE
-1] = '\0';
268 if (strlen(optarg
) > LBLSIZE
-1) {
270 "WARNING Label `%s' is larger than limit of %d characters.\n",
272 msg("WARNING: Using truncated label `%s'.\n",
277 case 'M': /* multi-volume flag */
281 case 'n': /* notify operators */
286 case 'Q': /* create tapeposfile */
287 gTapeposfile
= optarg
;
292 case 's': /* tape size, feet */
294 tsize
= numarg("tape size", 1L, 0L) * 12 * 10;
298 sizest
= 1; /* return size estimate only */
301 case 'T': /* time of last dump */
302 spcl
.c_ddate
= unctime(optarg
);
303 if (spcl
.c_ddate
< 0) {
304 msg("bad time \"%s\"\n", optarg
);
305 msg("The ENTIRE dump is aborted.\n");
312 case 'u': /* update dumpdates */
316 case 'W': /* what to do */
319 exit(X_FINOK
); /* do nothing else */
324 compressed
= numarg("compress level", 1L, 9L);
326 #endif /* HAVE_ZLIB */
335 msg("Must specify disk or filesystem\n");
336 msg("The ENTIRE dump is aborted.\n");
340 if (strlen(diskparam
) >= MAXPATHLEN
) {
341 msg("Disk or filesystem name too long: %s\n", diskparam
);
342 msg("The ENTIRE dump is aborted.\n");
346 if (Tflag
&& uflag
) {
347 msg("You cannot use the T and u flags together.\n");
348 msg("The ENTIRE dump is aborted.\n");
351 if (strcmp(tapeprefix
, "-") == 0) {
353 tapeprefix
= "standard output";
356 if (blocksperfile
&& !compressed
)
357 blocksperfile
= blocksperfile
/ ntrec
* ntrec
; /* round down */
358 else if (!unlimited
) {
360 * Determine how to default tape size and density
363 * 9-track 1600 bpi (160 bytes/.1") 2300 ft.
364 * 9-track 6250 bpi (625 bytes/.1") 2300 ft.
365 * cartridge 8000 bpi (100 bytes/.1") 1700 ft.
367 * hilit19 hits again: "
370 density
= cartridge
? 100 : 160;
372 tsize
= cartridge
? 1700L*120L : 2300L*120L;
375 if (strchr(tapeprefix
, ':')) {
377 tapeprefix
= strchr(host
, ':');
378 *tapeprefix
++ = '\0';
380 if (index(tapeprefix
, '\n')) {
381 msg("invalid characters in tape\n");
382 msg("The ENTIRE dump is aborted.\n");
385 if (rmthost(host
) == 0)
388 msg("remote dump not enabled\n");
389 msg("The ENTIRE dump is aborted.\n");
393 (void)setuid(getuid()); /* rmthost() is the only reason to be setuid */
395 if (signal(SIGHUP
, SIG_IGN
) != SIG_IGN
)
397 if (signal(SIGTRAP
, SIG_IGN
) != SIG_IGN
)
398 signal(SIGTRAP
, sig
);
399 if (signal(SIGFPE
, SIG_IGN
) != SIG_IGN
)
401 if (signal(SIGBUS
, SIG_IGN
) != SIG_IGN
)
403 if (signal(SIGSEGV
, SIG_IGN
) != SIG_IGN
)
404 signal(SIGSEGV
, sig
);
405 if (signal(SIGTERM
, SIG_IGN
) != SIG_IGN
)
406 signal(SIGTERM
, sig
);
407 if (signal(SIGINT
, interrupt
) == SIG_IGN
)
408 signal(SIGINT
, SIG_IGN
);
409 set_operators(); /* /etc/group snarfed */
410 getfstab(); /* /etc/fstab snarfed */
413 * disk may end in / and this can confuse
416 i
= strlen(diskparam
) - 1;
417 if (i
> 1 && diskparam
[i
] == '/')
420 disk
= get_device_name(diskparam
);
421 if (!disk
) { /* null means the disk is some form
422 of LABEL= or UID= but it was not
424 msg("Cannot find a disk having %s\n", diskparam
);
425 msg("The ENTIRE dump is aborted.\n");
429 * disk can be either the full special file name,
430 * the suffix of the special file name,
431 * the special name missing the leading '/',
432 * the file system name with or without the leading '/'.
434 if ((dt
= fstabsearch(disk
)) != NULL
) {
435 /* if found then only one parameter (i.e. partition)
438 (void)fprintf(stderr
, "Unknown arguments to dump:");
440 (void)fprintf(stderr
, " %s", *argv
++);
441 (void)fprintf(stderr
, "\n");
442 msg("The ENTIRE dump is aborted.\n");
445 disk
= rawname(dt
->fs_spec
);
446 (void)strncpy(spcl
.c_dev
, dt
->fs_spec
, NAMELEN
);
447 (void)strncpy(spcl
.c_filesys
, dt
->fs_file
, NAMELEN
);
451 if (realpath(disk
, pathname
) == NULL
)
453 strcpy(pathname
, disk
);
455 * The argument could be now a mountpoint of
456 * a filesystem specified in fstab. Search for it.
458 if ((dt
= fstabsearch(pathname
)) != NULL
) {
459 disk
= rawname(dt
->fs_spec
);
460 (void)strncpy(spcl
.c_dev
, dt
->fs_spec
, NAMELEN
);
461 (void)strncpy(spcl
.c_filesys
, dt
->fs_file
, NAMELEN
);
464 * The argument was not found in the fstab
465 * assume that this is a subtree and search for it
467 dt
= fstabsearchdir(pathname
, directory
);
469 char name
[MAXPATHLEN
];
470 (void)strncpy(spcl
.c_dev
, dt
->fs_spec
, NAMELEN
);
471 (void)snprintf(name
, sizeof(name
), "%s (dir %s)",
472 dt
->fs_file
, directory
);
473 (void)strncpy(spcl
.c_filesys
, name
, NAMELEN
);
474 disk
= rawname(dt
->fs_spec
);
476 (void)strncpy(spcl
.c_dev
, disk
, NAMELEN
);
477 (void)strncpy(spcl
.c_filesys
, "an unlisted file system",
482 (void)strncpy(spcl
.c_dev
, disk
, NAMELEN
);
483 (void)strncpy(spcl
.c_filesys
, "an unlisted file system",
488 if (directory
[0] != 0) {
490 msg("Only level 0 dumps are allowed on a subdirectory\n");
491 msg("The ENTIRE dump is aborted.\n");
495 msg("You can't update the dumpdates file when dumping a subdirectory\n");
496 msg("The ENTIRE dump is aborted.\n");
500 spcl
.c_dev
[NAMELEN
-1] = '\0';
501 spcl
.c_filesys
[NAMELEN
-1] = '\0';
502 (void)gethostname(spcl
.c_host
, NAMELEN
);
503 spcl
.c_host
[NAMELEN
-1] = '\0';
504 spcl
.c_level
= level
- '0';
505 spcl
.c_type
= TS_TAPE
;
507 getdumptime(uflag
); /* dumpdates snarfed */
509 if (spcl
.c_ddate
== 0 && spcl
.c_level
) {
510 msg("WARNING: There is no inferior level dump on this filesystem\n");
511 msg("WARNING: Assuming a level 0 dump by default\n");
517 snprintf(tape
, MAXPATHLEN
, "%s%03d", tapeprefix
, tapeno
+ 1);
519 strncpy(tape
, tapeprefix
, MAXPATHLEN
);
520 tape
[MAXPATHLEN
- 1] = '\0';
523 if (STAT(tape
, &statbuf
) != -1)
524 fifoout
= statbuf
.st_mode
& S_IFIFO
;
529 msg("Date of this level %c dump: %s", level
,
530 ctime4(&spcl
.c_date
));
532 gThisDumpDate
= spcl
.c_date
;
535 msg("Date of last level %c dump: %s", lastlevel
,
536 ctime4(&spcl
.c_ddate
));
537 msg("Dumping %s (%s) ", disk
, spcl
.c_filesys
);
539 msgtail("to %s on host %s\n", tape
, host
);
541 msgtail("to %s\n", tape
);
542 } /* end of size estimate */
545 retval
= dump_fs_open(disk
, &fs
);
547 com_err(disk
, retval
, "while opening filesystem");
548 if (retval
== EXT2_ET_REV_TOO_HIGH
)
549 msg("Get a newer version of dump!\n");
550 msg("The ENTIRE dump is aborted.\n");
553 if (fs
->super
->s_rev_level
> DUMP_CURRENT_REV
) {
554 com_err(disk
, retval
, "while opening filesystem");
555 msg("Get a newer version of dump!\n");
556 msg("The ENTIRE dump is aborted.\n");
559 if ((diskfd
= OPEN(disk
, O_RDONLY
)) < 0) {
560 msg("Cannot open %s\n", disk
);
561 msg("The ENTIRE dump is aborted.\n");
564 /* if no user label specified, use ext2 filesystem label if available */
565 if (spcl
.c_label
[0] == '\0') {
567 if ( (lbl
= get_device_label(disk
)) != NULL
) {
568 strncpy(spcl
.c_label
, lbl
, LBLSIZE
);
569 spcl
.c_label
[LBLSIZE
-1] = '\0';
572 strcpy(spcl
.c_label
, "none"); /* safe strcpy. */
575 dev_bsize
= DEV_BSIZE
;
576 dev_bshift
= ffs(dev_bsize
) - 1;
577 if (dev_bsize
!= (1 << dev_bshift
))
578 quit("dev_bsize (%d) is not a power of 2", dev_bsize
);
579 tp_bshift
= ffs(TP_BSIZE
) - 1;
580 if (TP_BSIZE
!= (1 << tp_bshift
))
581 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE
);
582 maxino
= fs
->super
->s_inodes_count
;
584 spcl
.c_flags
|= DR_NEWINODEFMT
;
586 #else /* __linux __*/
587 if ((diskfd
= open(disk
, O_RDONLY
)) < 0) {
588 msg("Cannot open %s\n", disk
);
589 msg("The ENTIRE dump is aborted.\n");
593 sblock
= (struct fs
*)sblock_buf
;
594 bread(SBOFF
, (char *) sblock
, SBSIZE
);
595 if (sblock
->fs_magic
!= FS_MAGIC
)
596 quit("bad sblock magic number\n");
597 dev_bsize
= sblock
->fs_fsize
/ fsbtodb(sblock
, 1);
598 dev_bshift
= ffs(dev_bsize
) - 1;
599 if (dev_bsize
!= (1 << dev_bshift
))
600 quit("dev_bsize (%d) is not a power of 2", dev_bsize
);
601 tp_bshift
= ffs(TP_BSIZE
) - 1;
602 if (TP_BSIZE
!= (1 << tp_bshift
))
603 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE
);
605 if (sblock
->fs_inodefmt
>= FS_44INODEFMT
)
606 spcl
.c_flags
|= DR_NEWINODEFMT
;
608 maxino
= sblock
->fs_ipg
* sblock
->fs_ncg
;
609 #endif /* __linux__ */
610 mapsize
= roundup(howmany(maxino
, NBBY
), TP_BSIZE
);
611 usedinomap
= (char *)calloc((unsigned) mapsize
, sizeof(char));
612 dumpdirmap
= (char *)calloc((unsigned) mapsize
, sizeof(char));
613 dumpinomap
= (char *)calloc((unsigned) mapsize
, sizeof(char));
614 if (usedinomap
== NULL
|| dumpdirmap
== NULL
|| dumpinomap
== NULL
)
615 quit("out of memory allocating inode maps\n");
616 tapesize
= 2 * (howmany(mapsize
* sizeof(char), TP_BSIZE
) + 1);
618 nonodump
= spcl
.c_level
< honorlevel
;
621 msg("Label: %s\n", spcl
.c_label
);
624 msg("Compressing output at compression level %d\n",
629 (void)signal(SIGINFO
, statussig
);
633 msg("mapping (Pass I) [regular files]\n");
635 if (directory
[0] == 0)
636 anydirskipped
= mapfiles(maxino
, &tapesize
);
638 if (STAT(pathname
, &statbuf
) == -1) {
639 msg("File cannot be accessed (%s).\n", pathname
);
640 msg("The ENTIRE dump is aborted.\n");
643 filedev
= statbuf
.st_dev
;
644 if (!(statbuf
.st_mode
& S_IFDIR
)) /* is a file */
645 anydirskipped
= maponefile(maxino
, &tapesize
,
648 anydirskipped
= mapfilesfromdir(maxino
, &tapesize
,
654 /* check if file is available */
655 if (STAT(p
, &statbuf
) == -1) {
656 msg("File cannot be accessed (%s).\n", p
);
657 msg("The ENTIRE dump is aborted.\n");
660 /* check if file is on same unix partiton as the first
662 if (statbuf
.st_dev
!= filedev
) {
663 msg("Files are not on same file system (%s).\n", p
);
664 msg("The ENTIRE dump is aborted.\n");
667 /* check if file is a directory */
668 if (!(statbuf
.st_mode
& S_IFDIR
))
669 anydirskipped2
= maponefile(maxino
, &tapesize
,
670 p
+strlen(dt
->fs_file
));
672 /* read directory inodes.
673 * NOTE: nested directories are not recognized
674 * so inodes may be umped twice!
676 anydirskipped2
= mapfilesfromdir(maxino
, &tapesize
,
677 p
+strlen(dt
->fs_file
));
679 anydirskipped
= anydirskipped2
;
683 anydirskipped
= mapfiles(maxino
, &tapesize
);
687 msg("mapping (Pass II) [directories]\n");
688 while (anydirskipped
) {
689 anydirskipped
= mapdirs(maxino
, &tapesize
);
693 printf("%.0f\n", ((double)tapesize
+ 1 + ntrec
) * TP_BSIZE
);
695 } /* stop here for size estimate */
697 if (pipeout
|| unlimited
) {
698 tapesize
+= 1 + ntrec
; /* 1 map header + trailer blocks */
699 msg("estimated %ld tape blocks.\n", tapesize
);
704 fetapes
= (double) tapesize
/ blocksperfile
;
705 else if (cartridge
) {
706 /* Estimate number of tapes, assuming streaming stops at
707 the end of each block written, and not in mid-block.
708 Assume no erroneous blocks; this can be compensated
709 for with an artificially low tape size. */
711 ( (double) tapesize
/* blocks */
712 * TP_BSIZE
/* bytes/block */
713 * (1.0/density
) /* 0.1" / byte " */
715 (double) tapesize
/* blocks */
716 * (1.0/ntrec
) /* streaming-stops per block */
717 * 15.48 /* 0.1" / streaming-stop " */
718 ) * (1.0 / tsize
); /* tape / 0.1" " */
720 /* Estimate number of tapes, for old fashioned 9-track
722 int tenthsperirg
= (density
== 625) ? 3 : 7;
724 ( (double) tapesize
/* blocks */
725 * TP_BSIZE
/* bytes / block */
726 * (1.0/density
) /* 0.1" / byte " */
728 (double) tapesize
/* blocks */
729 * (1.0/ntrec
) /* IRG's / block */
730 * tenthsperirg
/* 0.1" / IRG " */
731 ) * (1.0 / tsize
); /* tape / 0.1" " */
733 etapes
= fetapes
; /* truncating assignment */
735 /* count the dumped inodes map on each additional tape */
736 tapesize
+= (etapes
- 1) *
737 (howmany(mapsize
* sizeof(char), TP_BSIZE
) + 1);
738 tapesize
+= etapes
+ ntrec
; /* headers + trailer blks */
739 msg("estimated %ld tape blocks on %3.2f tape(s).\n",
745 msg("writing QFA positions to %s\n", gTapeposfile
);
746 if ((gTapeposfd
= open(gTapeposfile
, O_RDWR
|O_CREAT
)) < 0)
747 quit("can't open tapeposfile\n");
748 /* print QFA-file header */
749 sprintf(gTps
, "%s\n%s\n%ld\n\n", QFA_MAGIC
, QFA_VERSION
, (unsigned long)spcl
.c_date
);
750 if (write(gTapeposfd
, gTps
, strlen(gTps
)) != strlen(gTps
))
751 quit("can't write tapeposfile\n");
752 sprintf(gTps
, "ino\ttapeno\ttapepos\n");
753 if (write(gTapeposfd
, gTps
, strlen(gTps
)) != strlen(gTps
))
754 quit("can't write tapeposfile\n");
759 * Allocate tape buffer.
763 "can't allocate tape buffers - try a smaller blocking factor.\n");
766 tstart_writing
= time(NULL
);
767 dumpmap(usedinomap
, TS_CLRI
, maxino
- 1);
769 msg("dumping (Pass III) [directories]\n");
770 dirty
= 0; /* XXX just to get gcc to shut up */
771 for (map
= dumpdirmap
, ino
= 1; ino
< maxino
; ino
++) {
772 if (((ino
- 1) % NBBY
) == 0) /* map is offset by 1 */
776 if ((dirty
& 1) == 0)
779 * Skip directory inodes deleted and maybe reallocated
782 if ((dp
->di_mode
& IFMT
) != IFDIR
)
786 * Skip directory inodes deleted and not yes reallocated...
788 if (dp
->di_nlink
== 0 || dp
->di_dtime
!= 0)
790 (void)dumpdirino(dp
, ino
);
792 (void)dumpino(dp
, ino
);
796 msg("dumping (Pass IV) [regular files]\n");
797 for (map
= dumpinomap
, ino
= 1; ino
< maxino
; ino
++) {
798 if (((ino
- 1) % NBBY
) == 0) /* map is offset by 1 */
802 if ((dirty
& 1) == 0)
805 * Skip inodes deleted and reallocated as directories.
808 if ((dp
->di_mode
& IFMT
) == IFDIR
)
812 * No need to check here for deleted and not yet reallocated
813 * inodes since this is done in dumpino().
816 (void)dumpino(dp
, ino
);
819 tend_writing
= time(NULL
);
820 spcl
.c_type
= TS_END
;
822 * Finish off the current tape record with trailer blocks, to ensure
823 * at least the data in the last partial record makes it to tape.
824 * Also make sure we write at least 1 trailer block.
826 for (i
= ntrec
- (spcl
.c_tapea
% ntrec
); i
; --i
)
827 writeheader(maxino
- 1);
831 if (pipeout
|| fifoout
)
832 msg("%ld tape blocks (%.2fMB)\n", spcl
.c_tapea
,
833 ((double)spcl
.c_tapea
* TP_BSIZE
/ 1048576));
835 msg("%ld tape blocks (%.2fMB) on %d volume(s)\n",
837 ((double)spcl
.c_tapea
* TP_BSIZE
/ 1048576),
840 /* report dump performance, avoid division by zero */
841 if (tend_writing
- tstart_writing
== 0)
842 msg("finished in less than a second\n");
844 msg("finished in %d seconds, throughput %d kBytes/sec\n",
845 tend_writing
- tstart_writing
,
846 spcl
.c_tapea
/ (tend_writing
- tstart_writing
));
849 msg("Date of this level %c dump: %s", level
,
850 spcl
.c_date
== 0 ? "the epoch\n" : ctime4(&spcl
.c_date
));
851 msg("Date this dump completed: %s", ctime(&tnow
));
853 msg("Average transfer rate: %ld kB/s\n", xferrate
/ tapeno
);
855 long tapekb
= bytes_written
/ 1024;
856 double rate
= .0005 + (double) spcl
.c_tapea
/ tapekb
;
857 msg("Wrote %ldkB uncompressed, %ldkB compressed, %1.3f:1\n",
858 spcl
.c_tapea
, tapekb
, rate
);
861 broadcast("DUMP IS DONE!\7\7\n");
862 msg("DUMP IS DONE\n");
865 return 0; /* gcc - shut up */
871 char white
[MAXPATHLEN
];
872 const char *ext2ver
, *ext2date
;
874 memset(white
, ' ', MAXPATHLEN
);
875 white
[MIN(strlen(__progname
), MAXPATHLEN
- 1)] = '\0';
878 ext2fs_get_library_version(&ext2ver
, &ext2date
);
879 fprintf(stderr
, "%s %s (using libext2fs %s of %s)\n",
880 __progname
, _DUMP_VERSION
, ext2ver
, ext2date
);
882 fprintf(stderr
, "%s %s\n", __progname
, _DUMP_VERSION
);
885 "usage:\t%s [-0123456789ac"
890 "] [-B records] [-b blocksize] [-d density]\n"
891 "\t%s [-e inode#] [-f file] [-h level] "
902 __progname
, white
, white
, __progname
);
907 * Pick up a numeric argument. It must be nonnegative and in the given
908 * range (except that a vmax of 0 means unlimited).
911 numarg(const char *meaning
, long vmin
, long vmax
)
916 val
= strtol(optarg
, &p
, 10);
918 errx(X_STARTUP
, "illegal %s -- %s", meaning
, optarg
);
919 if (val
< vmin
|| (vmax
&& val
> vmax
))
920 errx(X_STARTUP
, "%s must be between %ld and %ld", meaning
, vmin
, vmax
);
934 if (pipeout
|| fifoout
)
935 quit("Signal on pipe: cannot recover\n");
936 msg("Rewriting attempted as response to unknown signal: %d.\n", signo
);
937 (void)fflush(stderr
);
938 (void)fflush(stdout
);
943 msg("SIGSEGV: ABORTING!\n");
944 (void)signal(SIGSEGV
, SIG_DFL
);
945 (void)kill(0, SIGSEGV
);
951 rawname(const char *cp
)
955 #else /* __linux__ */
956 static char rawbuf
[MAXPATHLEN
];
957 char *dp
= strrchr(cp
, '/');
961 (void)strncpy(rawbuf
, cp
, min(dp
-cp
, MAXPATHLEN
- 1));
962 rawbuf
[min(dp
-cp
, MAXPATHLEN
-1)] = '\0';
963 (void)strncat(rawbuf
, "/r", MAXPATHLEN
- 1 - strlen(rawbuf
));
964 (void)strncat(rawbuf
, dp
+ 1, MAXPATHLEN
- 1 - strlen(rawbuf
));
966 #endif /* __linux__ */
971 * Change set of key letters and ordered arguments into something
972 * getopt(3) will like.
975 obsolete(int *argcp
, char **argvp
[])
978 char *ap
, **argv
, *flagsp
=NULL
, **nargv
, *p
=NULL
;
984 /* Return if no arguments or first argument has leading dash. */
986 if (argc
== 1 || *ap
== '-')
989 /* Allocate space for new arguments. */
990 if ((*argvp
= nargv
= malloc((argc
+ 1) * sizeof(char *))) == NULL
||
991 (p
= flagsp
= malloc(strlen(ap
) + 2)) == NULL
)
992 err(X_STARTUP
, "malloc new args");
997 for (flags
= 0; *ap
; ++ap
) {
1010 if (*argv
== NULL
) {
1011 warnx("option requires an argument -- %c", *ap
);
1014 if ((nargv
[0] = malloc(strlen(*argv
) + 2 + 1)) == NULL
)
1015 err(X_STARTUP
, "malloc arg");
1018 (void)strcpy(&nargv
[0][2], *argv
);
1032 /* Terminate flags. */
1038 /* Copy remaining arguments. */
1039 while ((*nargv
++ = *argv
++));
1041 /* Update argument count. */
1042 *argcp
= nargv
- *argvp
- 1;