X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=dump%2Fmain.c;h=263945a2543d05c692ed274d4d1a321c592cf88c;hb=144a6db136ca266241860aadb1af8b2702df97fd;hp=ca30a9c03483f9d97ded33f3388a479fb97241fe;hpb=ddd2ef55b78a62c4bc3daad18bef8a90e85a2052;p=dump.git diff --git a/dump/main.c b/dump/main.c index ca30a9c..263945a 100644 --- a/dump/main.c +++ b/dump/main.c @@ -3,7 +3,6 @@ * dump and restore backup suit * Remy Card , 1994-1997 * Stelian Pop , 1999 - * */ /*- @@ -40,17 +39,8 @@ */ #ifndef lint -static const char copyright[] = -"@(#) Copyright (c) 1980, 1991, 1993, 1994\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -#if 0 -static char sccsid[] = "@(#)main.c 8.6 (Berkeley) 5/1/95"; -#endif static const char rcsid[] = - "$Id: main.c,v 1.3 1999/10/11 12:59:18 stelian Exp $"; + "$Id: main.c,v 1.9 1999/11/22 19:08:50 tiniou Exp $"; #endif /* not lint */ #include @@ -104,6 +94,7 @@ int dokerberos = 0; /* Use Kerberos authentication */ long dev_bsize = 1; /* recalculated below */ long blocksperfile; /* output blocks per file */ char *host = NULL; /* remote host (if any) */ +int sizest = 0; /* return size estimate only */ #ifdef __linux__ char *__progname; @@ -147,8 +138,8 @@ main(int argc, char *argv[]) #endif tsize = 0; /* Default later, based on 'c' option for cart tapes */ - if ((tape = getenv("TAPE")) == NULL) - tape = _PATH_DEFTAPE; + if ((tapeprefix = getenv("TAPE")) == NULL) + tapeprefix = _PATH_DEFTAPE; dumpdates = _PATH_DUMPDATES; temp = _PATH_DTMP; strcpy(labelstr, "none"); /* XXX safe strcpy. */ @@ -161,9 +152,9 @@ main(int argc, char *argv[]) obsolete(&argc, &argv); #ifdef KERBEROS -#define optstring "0123456789aB:b:cd:f:h:kL:ns:T:uWw" +#define optstring "0123456789aB:b:cd:f:h:kL:Mns:ST:uWw" #else -#define optstring "0123456789aB:b:cd:f:h:L:ns:T:uWw" +#define optstring "0123456789aB:b:cd:f:h:L:Mns:ST:uWw" #endif while ((ch = getopt(argc, argv, optstring)) != -1) #undef optstring @@ -205,7 +196,7 @@ main(int argc, char *argv[]) break; case 'f': /* output file */ - tape = optarg; + tapeprefix = optarg; break; case 'h': @@ -235,6 +226,10 @@ main(int argc, char *argv[]) } break; + case 'M': /* multi-volume flag */ + Mflag = 1; + break; + case 'n': /* notify operators */ notify = 1; break; @@ -243,6 +238,10 @@ main(int argc, char *argv[]) tsize = numarg("tape size", 1L, 0L) * 12 * 10; break; + case 'S': + sizest = 1; /* return size estimate only */ + break; + case 'T': /* time of last dump */ spcl.c_ddate = unctime(optarg); if (spcl.c_ddate < 0) { @@ -287,9 +286,9 @@ main(int argc, char *argv[]) "You cannot use the T and u flags together.\n"); exit(X_STARTUP); } - if (strcmp(tape, "-") == 0) { + if (strcmp(tapeprefix, "-") == 0) { pipeout++; - tape = "standard output"; + tapeprefix = "standard output"; } if (blocksperfile) @@ -311,12 +310,12 @@ main(int argc, char *argv[]) tsize = cartridge ? 1700L*120L : 2300L*120L; } - if (strchr(tape, ':')) { - host = tape; - tape = strchr(host, ':'); - *tape++ = '\0'; + if (strchr(tapeprefix, ':')) { + host = tapeprefix; + tapeprefix = strchr(host, ':'); + *tapeprefix++ = '\0'; #ifdef RDUMP - if (index(tape, '\n')) { + if (index(tapeprefix, '\n')) { (void)fprintf(stderr, "invalid characters in tape\n"); exit(X_STARTUP); } @@ -343,7 +342,6 @@ main(int argc, char *argv[]) signal(SIGTERM, sig); if (signal(SIGINT, interrupt) == SIG_IGN) signal(SIGINT, SIG_IGN); - set_operators(); /* /etc/group snarfed */ getfstab(); /* /etc/fstab snarfed */ /* @@ -394,31 +392,48 @@ main(int argc, char *argv[]) spcl.c_level = level - '0'; spcl.c_type = TS_TAPE; if (!Tflag) - getdumptime(); /* dumpdates snarfed */ + getdumptime(uflag); /* dumpdates snarfed */ - msg("Date of this level %c dump: %s", level, -#ifdef __linux - spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date)); + if (spcl.c_ddate == 0 && spcl.c_level) { + msg("WARNING: There is no inferior level dump on this filesystem\n"); + msg("WARNING: Assuming a level 0 dump by default\n"); + level = '0'; + spcl.c_level = 0; + } + + if (Mflag) + snprintf(tape, NAME_MAX, "%s%03d", tapeprefix, tapeno + 1); + else + strncpy(tape, tapeprefix, NAME_MAX); + tape[NAME_MAX - 1] = '\0'; + + if (!sizest) { + + msg("Date of this level %c dump: %s", level, +#ifdef __linux__ + spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date)); #else - spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date)); + spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date)); #endif - msg("Date of last level %c dump: %s", lastlevel, + msg("Date of last level %c dump: %s", lastlevel, #ifdef __linux__ - spcl.c_ddate == 0 ? "the epoch\n" : ctime4(&spcl.c_ddate)); + spcl.c_ddate == 0 ? "the epoch\n" : ctime4(&spcl.c_ddate)); #else - spcl.c_ddate == 0 ? "the epoch\n" : ctime(&spcl.c_ddate)); + spcl.c_ddate == 0 ? "the epoch\n" : ctime(&spcl.c_ddate)); #endif - msg("Dumping %s ", disk); - if (dt != NULL) - msgtail("(%s) ", dt->fs_file); - if (host) - msgtail("to %s on host %s\n", tape, host); - else - msgtail("to %s\n", tape); - msg("Label: %s\n", labelstr); + msg("Dumping %s ", disk); + if (dt != NULL) + msgtail("(%s) ", dt->fs_file); + if (host) + msgtail("to %s on host %s\n", tape, host); + else + msgtail("to %s\n", tape); + msg("Label: %s\n", labelstr); + + } /* end of size estimate */ #ifdef __linux__ - retval = ext2fs_open(disk, 0, 0, 0, unix_io_manager, &fs); + retval = dump_fs_open(disk, &fs); if (retval) { com_err(disk, retval, "while opening filesystem"); if (retval == EXT2_ET_REV_TOO_HIGH) @@ -481,7 +496,8 @@ main(int argc, char *argv[]) (void)signal(SIGINFO, statussig); #endif - msg("mapping (Pass I) [regular files]\n"); + if (!sizest) + msg("mapping (Pass I) [regular files]\n"); #ifdef __linux__ if (directory[0] == 0) anydirskipped = mapfiles(maxino, &tapesize); @@ -491,11 +507,17 @@ main(int argc, char *argv[]) anydirskipped = mapfiles(maxino, &tapesize); #endif - msg("mapping (Pass II) [directories]\n"); + if (!sizest) + msg("mapping (Pass II) [directories]\n"); while (anydirskipped) { anydirskipped = mapdirs(maxino, &tapesize); } + if (sizest) { + printf("%ld\n", tapesize + 10); + exit(X_STARTUP); + } /* stop here for size estimate */ + if (pipeout || unlimited) { tapesize += 10; /* 10 trailer blocks */ msg("estimated %ld tape blocks.\n", tapesize); @@ -550,7 +572,11 @@ main(int argc, char *argv[]) "can't allocate tape buffers - try a smaller blocking factor.\n"); startnewtape(1); +#ifdef __linux__ + (void)time4(&(tstart_writing)); +#else (void)time((time_t *)&(tstart_writing)); +#endif dumpmap(usedinomap, TS_CLRI, maxino - 1); msg("dumping (Pass III) [directories]\n"); @@ -595,7 +621,11 @@ main(int argc, char *argv[]) (void)dumpino(dp, ino); } +#ifdef __linux__ + (void)time4(&(tend_writing)); +#else (void)time((time_t *)&(tend_writing)); +#endif spcl.c_type = TS_END; for (i = 0; i < ntrec; i++) writeheader(maxino - 1); @@ -637,14 +667,24 @@ main(int argc, char *argv[]) static void usage(void) { + char white[MAXPATHLEN]; + int i; + + strncpy(white, __progname, MAXPATHLEN-1); + white[MAXPATHLEN-1] = '\0'; + for (i=0; i