X-Git-Url: https://git.wh0rd.org/?p=dump.git;a=blobdiff_plain;f=dump%2Fmain.c;h=379e876c4bd922c248c587889434323d342aaa43;hp=93c175c73b509e604595f1e874da4890ca4c14aa;hb=206f768c7a7a4bca1c4acc3c686d55578c0cb919;hpb=0cedbda5e645e6a30ef47fa3e0fae683160d4431 diff --git a/dump/main.c b/dump/main.c index 93c175c..379e876 100644 --- a/dump/main.c +++ b/dump/main.c @@ -18,11 +18,7 @@ * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors + * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * @@ -41,7 +37,7 @@ #ifndef lint static const char rcsid[] = - "$Id: main.c,v 1.71 2002/04/04 08:20:23 stelian Exp $"; + "$Id: main.c,v 1.85 2003/03/31 09:42:58 stelian Exp $"; #endif /* not lint */ #include @@ -49,13 +45,13 @@ static const char rcsid[] = #include #include #include -#include #include #include #include #include #include #include +#include #include #include @@ -105,12 +101,14 @@ char *tapeprefix; /* prefix of the tape file */ char *dumpdates; /* name of the file containing dump date information*/ char lastlevel; /* dump level of previous dump */ char level; /* dump level of this dump */ -int bzipflag; /* compression is done using bzlib */ -int Afile = 0; /* archive file descriptor */ +int zipflag; /* which compression method */ +int Afile = -1; /* archive file descriptor */ +int AfileActive = 1;/* Afile flag */ int uflag; /* update flag */ int mflag; /* dump metadata only if possible */ int Mflag; /* multi-volume flag */ int qflag; /* quit on errors flag */ +int vflag; /* verbose flag */ int breademax = 32; /* maximum number of bread errors before we quit */ char *eot_script; /* end of volume script fiag */ int diskfd; /* disk file descriptor */ @@ -162,7 +160,7 @@ int notify = 0; /* notify operator flag */ int blockswritten = 0; /* number of blocks written on current tape */ int tapeno = 0; /* current tape number */ int density = 0; /* density in bytes/0.1" " <- this is for hilit19 */ -int ntrec = NTREC; /* # tape blocks in each tape record */ +int ntrec = NTREC; /* # blocks in each tape record */ int cartridge = 0; /* Assume non-cartridge tape */ #ifdef USE_QFA int tapepos = 0; /* assume no QFA tapeposition needed by user */ @@ -180,7 +178,7 @@ long uncomprblks = 0;/* uncompressed blocks written */ char *__progname; #endif -int maxbsize = 64*1024; /* XXX MAXBSIZE from sys/param.h */ +int maxbsize = 1024*1024; /* XXX MAXBSIZE from sys/param.h */ static long numarg __P((const char *, long, long)); static void obsolete __P((int *, char **[])); static void usage __P((void)); @@ -197,7 +195,7 @@ main(int argc, char *argv[]) dump_ino_t ino; int dirty; struct dinode *dp; - struct fstab *dt; + struct mntent *dt; char *map; int ch; int i, anydirskipped; @@ -243,7 +241,7 @@ main(int argc, char *argv[]) #endif /* USE_QFA */ while ((ch = getopt(argc, argv, - "0123456789A:aB:b:cd:e:E:f:F:h:I:" + "0123456789A:aB:b:cd:D:e:E:f:F:h:I:" #ifdef HAVE_BZLIB "j::" #endif @@ -255,7 +253,10 @@ main(int argc, char *argv[]) #ifdef USE_QFA "Q:" #endif - "s:ST:uWw" + "s:ST:uvWw" +#ifdef HAVE_LZO + "y" +#endif #ifdef HAVE_ZLIB "z::" #endif @@ -269,14 +270,6 @@ main(int argc, char *argv[]) case 'A': /* archive file */ Apath = optarg; - if ((Afile = open(Apath, O_RDWR|O_CREAT|O_TRUNC, - S_IRUSR | S_IWUSR)) < 0) { - msg("Cannot open %s for writing: %s\n", - optarg, strerror(errno)); - msg("The ENTIRE dump is aborted.\n"); - exit(X_STARTUP); - } - memset(volinfo, 0, TP_NINOS * sizeof(dump_ino_t)); break; case 'a': /* `auto-size', Write to EOM. */ @@ -292,7 +285,7 @@ main(int argc, char *argv[]) case 'b': /* blocks per tape write */ ntrec = numarg("number of blocks per write", - 1L, 1000L); + 1L, 1048576L); if (ntrec > maxbsize/1024) { msg("Please choose a blocksize <= %dkB\n", maxbsize/1024); @@ -312,6 +305,10 @@ main(int argc, char *argv[]) density = numarg("density", 10L, 327670L) / 10; if (density >= 625 && !bflag) ntrec = HIGHDENSITYTREC; + break; + + case 'D': /* path of dumpdates file */ + dumpdates = optarg; break; /* 04-Feb-00 ILC */ @@ -346,7 +343,7 @@ main(int argc, char *argv[]) #ifdef HAVE_BZLIB case 'j': compressed = 2; - bzipflag = 1; + zipflag = COMPRESS_BZLIB; if (optarg) compressed = numarg("compress level", 1L, 9L); break; @@ -354,7 +351,7 @@ main(int argc, char *argv[]) case 'I': breademax = - numarg ("number of errors to ignore", 1L, 0L); + numarg ("number of errors to ignore", 0L, 0L); break; #ifdef KERBEROS @@ -427,13 +424,25 @@ main(int argc, char *argv[]) uflag = 1; break; + case 'v': /* verbose */ + vflag = 1; + break; + case 'W': /* what to do */ case 'w': lastdump(ch); exit(X_FINOK); /* do nothing else */ +#ifdef HAVE_LZO + case 'y': + compressed = 2; + zipflag = COMPRESS_LZO; + break; +#endif /* HAVE_LZO */ + #ifdef HAVE_ZLIB case 'z': compressed = 2; + zipflag = COMPRESS_ZLIB; if (optarg) compressed = numarg("compress level", 1L, 9L); break; @@ -506,6 +515,14 @@ main(int argc, char *argv[]) #endif } (void)setuid(getuid()); /* rmthost() is the only reason to be setuid */ + if (Apath && (Afile = open(Apath, O_WRONLY|O_CREAT|O_TRUNC, + S_IRUSR | S_IWUSR | S_IRGRP | + S_IWGRP | S_IROTH | S_IWOTH)) < 0) { + msg("Cannot open %s for writing: %s\n", + optarg, strerror(errno)); + msg("The ENTIRE dump is aborted.\n"); + exit(X_STARTUP); + } if (signal(SIGHUP, SIG_IGN) != SIG_IGN) signal(SIGHUP, sig); @@ -565,9 +582,9 @@ main(int argc, char *argv[]) msg("The ENTIRE dump is aborted.\n"); exit(X_STARTUP); } - disk = rawname(dt->fs_spec); - (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN); - (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN); + disk = rawname(dt->mnt_fsname); + (void)strncpy(spcl.c_dev, dt->mnt_fsname, NAMELEN); + (void)strncpy(spcl.c_filesys, dt->mnt_dir, NAMELEN); } else { #ifdef __linux__ #ifdef HAVE_REALPATH @@ -579,9 +596,9 @@ main(int argc, char *argv[]) * a filesystem specified in fstab. Search for it. */ if ((dt = fstabsearch(pathname)) != NULL) { - disk = rawname(dt->fs_spec); - (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN); - (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN); + disk = rawname(dt->mnt_fsname); + (void)strncpy(spcl.c_dev, dt->mnt_fsname, NAMELEN); + (void)strncpy(spcl.c_filesys, dt->mnt_dir, NAMELEN); } else { /* * The argument was not found in the fstab @@ -590,11 +607,11 @@ main(int argc, char *argv[]) dt = fstabsearchdir(pathname, directory); if (dt != NULL) { char name[MAXPATHLEN]; - (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN); + (void)strncpy(spcl.c_dev, dt->mnt_fsname, NAMELEN); (void)snprintf(name, sizeof(name), "%s (dir %s)", - dt->fs_file, directory); + dt->mnt_dir, directory); (void)strncpy(spcl.c_filesys, name, NAMELEN); - disk = rawname(dt->fs_spec); + disk = rawname(dt->mnt_fsname); } else { (void)strncpy(spcl.c_dev, disk, NAMELEN); (void)strncpy(spcl.c_filesys, "an unlisted file system", @@ -706,9 +723,7 @@ main(int argc, char *argv[]) if (TP_BSIZE != (1 << tp_bshift)) quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE); maxino = fs->super->s_inodes_count + 1; -#if 0 spcl.c_flags |= DR_NEWINODEFMT; -#endif #else /* __linux __*/ if ((diskfd = open(disk, O_RDONLY)) < 0) { msg("Cannot open %s\n", disk); @@ -747,10 +762,16 @@ main(int argc, char *argv[]) if (!sizest) { msg("Label: %s\n", spcl.c_label); - - if (compressed) - msg("Compressing output at compression level %d (%s)\n", - compressed, bzipflag ? "bzlib" : "zlib"); + + msg("Writing %d Kilobyte records\n", ntrec); + + if (compressed) { + if (zipflag == COMPRESS_LZO) + msg("Compressing output (lzo)\n"); + else + msg("Compressing output at compression level %d (%s)\n", + compressed, zipflag == COMPRESS_ZLIB ? "zlib" : "bzlib"); + } } #if defined(SIGINFO) @@ -763,7 +784,7 @@ main(int argc, char *argv[]) if (directory[0] == 0) anydirskipped = mapfiles(maxino, &tapesize); else { - if (STAT(pathname, &statbuf) == -1) { + if (LSTAT(pathname, &statbuf) == -1) { msg("File cannot be accessed (%s).\n", pathname); msg("The ENTIRE dump is aborted.\n"); exit(X_STARTUP); @@ -780,7 +801,7 @@ main(int argc, char *argv[]) int anydirskipped2; char *p = *argv; /* check if file is available */ - if (STAT(p, &statbuf) == -1) { + if (LSTAT(p, &statbuf) == -1) { msg("File cannot be accessed (%s).\n", p); msg("The ENTIRE dump is aborted.\n"); exit(X_STARTUP); @@ -795,14 +816,14 @@ main(int argc, char *argv[]) /* check if file is a directory */ if (!(statbuf.st_mode & S_IFDIR)) anydirskipped2 = maponefile(maxino, &tapesize, - p+strlen(dt->fs_file)); + p+strlen(dt->mnt_dir)); else /* read directory inodes. * NOTE: nested directories are not recognized * so inodes may be umped twice! */ anydirskipped2 = mapfilesfromdir(maxino, &tapesize, - p+strlen(dt->fs_file)); + p+strlen(dt->mnt_dir)); if (!anydirskipped) anydirskipped = anydirskipped2; argv++; @@ -824,7 +845,7 @@ main(int argc, char *argv[]) if (pipeout || unlimited) { tapesize += 1 + ntrec; /* 1 map header + trailer blocks */ - msg("estimated %ld tape blocks.\n", tapesize); + msg("estimated %ld blocks.\n", tapesize); } else { double fetapes; @@ -864,22 +885,25 @@ main(int argc, char *argv[]) tapesize += (etapes - 1) * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1); tapesize += etapes + ntrec; /* headers + trailer blks */ - msg("estimated %ld tape blocks on %3.2f tape(s).\n", + msg("estimated %ld blocks on %3.2f tape(s).\n", tapesize, fetapes); } #ifdef USE_QFA if (tapepos) { msg("writing QFA positions to %s\n", gTapeposfile); - if ((gTapeposfd = open(gTapeposfile, O_RDWR|O_CREAT|O_TRUNC, S_IRUSR | S_IWUSR)) < 0) + if ((gTapeposfd = open(gTapeposfile, + O_WRONLY|O_CREAT|O_TRUNC, + S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP + | S_IROTH | S_IWOTH)) < 0) quit("can't open tapeposfile\n"); /* print QFA-file header */ snprintf(gTps, sizeof(gTps), "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date); gTps[sizeof(gTps) - 1] = '\0'; - if (write(gTapeposfd, gTps, strlen(gTps)) != strlen(gTps)) + if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps)) quit("can't write tapeposfile\n"); sprintf(gTps, "ino\ttapeno\ttapepos\n"); - if (write(gTapeposfd, gTps, strlen(gTps)) != strlen(gTps)) + if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps)) quit("can't write tapeposfile\n"); } #endif /* USE_QFA */ @@ -916,6 +940,8 @@ main(int argc, char *argv[]) */ if (dp->di_nlink == 0 || dp->di_dtime != 0) continue; + if (vflag) + msg("dumping directory inode %lu\n", ino); (void)dumpdirino(dp, ino); #else (void)dumpino(dp, ino); @@ -942,13 +968,19 @@ main(int argc, char *argv[]) * inodes since this is done in dumpino(). */ #endif + if (vflag) { + if (mflag && TSTINO(ino, metainomap)) + msg("dumping regular inode %lu (meta only)\n", ino); + else + msg("dumping regular inode %lu\n", ino); + } (void)dumpino(dp, ino, mflag && TSTINO(ino, metainomap)); } tend_writing = time(NULL); spcl.c_type = TS_END; - if (Afile) { + if (Afile >= 0) { volinfo[1] = ROOTINO; memcpy(spcl.c_inos, volinfo, TP_NINOS * sizeof(dump_ino_t)); spcl.c_flags |= DR_INODEINFO; @@ -965,10 +997,10 @@ main(int argc, char *argv[]) tnow = trewind(); if (pipeout || fifoout) - msg("%ld tape blocks (%.2fMB)\n", spcl.c_tapea, + msg("%ld blocks (%.2fMB)\n", spcl.c_tapea, ((double)spcl.c_tapea * TP_BSIZE / 1048576)); else - msg("%ld tape blocks (%.2fMB) on %d volume(s)\n", + msg("%ld blocks (%.2fMB) on %d volume(s)\n", spcl.c_tapea, ((double)spcl.c_tapea * TP_BSIZE / 1048576), spcl.c_volume); @@ -994,7 +1026,7 @@ main(int argc, char *argv[]) spcl.c_tapea, tapekb, rate); } - if (Afile) + if (Afile >= 0) msg("Archiving dump to %s\n", Apath); broadcast("DUMP IS DONE!\7\7\n"); @@ -1025,18 +1057,21 @@ usage(void) #ifdef KERBEROS "k" #endif - "mMnqSu" + "mMnqSuv" "] [-A file] [-B records] [-b blocksize]\n" - "\t%s [-d density] [-e inode#,inode#,...] [-E file] [-f file]\n" - "\t%s [-h level] [-I nr errors] " + "\t%s [-d density] [-D file] [-e inode#,inode#,...] [-E file]\n" + "\t%s [-f file] [-h level] [-I nr errors] " #ifdef HAVE_BZLIB "[-j zlevel] " #endif #ifdef USE_QFA - "[-Q file] " + "[-Q file]\n" +#endif + "\t%s [-s feet] " + "[-T date] " +#ifdef HAVE_LZO + "[-y] " #endif - "[-s feet]\n" - "\t%s [-T date] " #ifdef HAVE_ZLIB "[-z zlevel] " #endif @@ -1143,6 +1178,7 @@ obsolete(int *argcp, char **argvp[]) case 'B': case 'b': case 'd': + case 'D': case 'e': case 'E': case 'f': @@ -1216,10 +1252,10 @@ do_exclude_ino(dump_ino_t ino, const char *reason) exit(X_STARTUP); } if (reason) - msg("Added inode %u to exclude list (%s)\n", + msg("Excluding inode %u (%s) from dump\n", ino, reason); else - msg("Added inode %u to exclude list\n", ino); + msg("Excluding inode %u from dump\n", ino); iexclude_list[iexclude_num++] = ino; } } @@ -1230,7 +1266,7 @@ do_exclude_ino_str(char * ino) { unsigned long inod; inod = strtoul(ino, &r, 10); - if (*r != '\0' || inod <= ROOTINO) { + if (( *r != '\0' && !isspace(*r) ) || inod <= ROOTINO) { msg("Invalid inode argument %s\n", ino); msg("The ENTIRE dump is aborted.\n"); exit(X_STARTUP);