]> git.wh0rd.org - dump.git/blobdiff - restore/main.c
Force -a when in 'restore -C' mode.
[dump.git] / restore / main.c
index 5892252a5ba75b97e8a6df6b3eb62923b50a37f3..fecaad537787602966fe59f2460e6e62d87c6df3 100644 (file)
@@ -2,8 +2,8 @@
  *     Ported to Linux's Second Extended File System as part of the
  *     dump and restore backup suit
  *     Remy Card <card@Linux.EU.Org>, 1994-1997
- *     Stelian Pop <pop@noos.fr>, 1999-2000
- *     Stelian Pop <pop@noos.fr> - Alcôve <www.alcove.fr>, 2000
+ *     Stelian Pop <stelian@popies.net>, 1999-2000
+ *     Stelian Pop <stelian@popies.net> - Alcôve <www.alcove.com>, 2000-2002
  */
 
 /*
  * 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.
  *
 
 #ifndef lint
 static const char rcsid[] =
-       "$Id: main.c,v 1.25 2001/07/18 12:54:06 stelian Exp $";
+       "$Id: main.c,v 1.52 2008/04/17 15:26:46 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
 #include <compatlfs.h>
+#include <sys/types.h>
+#include <fcntl.h>
 #include <sys/param.h>
 #include <sys/stat.h>
 #include <errno.h>
@@ -62,7 +60,15 @@ static const char rcsid[] =
 #include <signal.h>
 #include <string.h>
 #else  /* __linux__ */
+#ifdef sunos
+#include <signal.h>
+#include <string.h>
+#include <sys/fcntl.h>
+#include <bsdcompat.h>
+#include <sys/mtio.h>
+#else
 #include <ufs/ufs/dinode.h>
+#endif
 #endif /* __linux__ */
 #include <protocols/dumprestore.h>
 
@@ -80,16 +86,21 @@ static const char rcsid[] =
 #include "restore.h"
 #include "extern.h"
 
-int    bflag = 0, cvtflag = 0, dflag = 0, vflag = 0, yflag = 0;
-int    hflag = 1, mflag = 1, Nflag = 0, zflag = 0;
-int    uflag = 0;
+int abortifconnerr = 1;                /* set to 1 if lib dumprmt.o should exit on connection errors
+                                otherwise just print a message using msg */
+
+int    aflag = 0, bflag = 0, cvtflag = 0, dflag = 0, vflag = 0, yflag = 0;
+int    hflag = 1, mflag = 1, Mflag = 0, Nflag = 0, Vflag = 0, zflag = 0;
+int    uflag = 0, lflag = 0, Lflag = 0, oflag = 0;
+int    ufs2flag = 0;
+char   *Afile = NULL;
 int    dokerberos = 0;
 char   command = '\0';
 long   dumpnum = 1;
 long   volno = 0;
 long   ntrec;
-char   *dumpmap;
-char   *usedinomap;
+char   *dumpmap = NULL;
+char   *usedinomap = NULL;
 dump_ino_t maxino;
 time_t dumptime;
 time_t dumpdate;
@@ -100,8 +111,30 @@ int        compare_errors;
 char   filesys[NAMELEN];
 static const char *stdin_opt = NULL;
 char   *bot_script = NULL;
+dump_ino_t volinfo[TP_NINOS];
+int    wdfd;
+int    dirhash_size = 1;
 
-#ifdef __linux__
+#ifdef USE_QFA
+FILE   *gTapeposfp;
+char   *gTapeposfile;
+char   gTps[255];
+long   gSeekstart;
+int    tapeposflag;
+int    gTapeposfd;
+int    createtapeposflag;
+unsigned long qfadumpdate;
+long long curtapepos;
+#endif /* USE_QFA */
+
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+int    transselinuxflag = 0;
+char   *transselinuxarg = NULL;
+#endif
+
+long smtc_errno;
+
+#if defined(__linux__) || defined(sunos)
 char   *__progname;
 #endif
 
@@ -109,6 +142,8 @@ static void obsolete __P((int *, char **[]));
 static void usage __P((void));
 static void use_stdin __P((const char *));
 
+#define FORCED_UMASK (077)
+
 int
 main(int argc, char *argv[])
 {
@@ -119,17 +154,22 @@ main(int argc, char *argv[])
        char *p, name[MAXPATHLEN];
        FILE *filelist = NULL;
        char fname[MAXPATHLEN];
+       mode_t orig_umask;
+#ifdef DEBUG_QFA
+       time_t tistart, tiend, titaken;
+#endif
 #ifdef USE_QFA
        tapeposflag = 0;
-#endif
-#ifdef USE_QFADEBUG
-       time_t tistart, tiend, titaken;
+       createtapeposflag = 0;
+#endif /* USE_QFA */
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+       char transselinuxopt;
 #endif
 
        /* Temp files should *not* be readable.  We set permissions later. */
-       (void) umask(077);
+       orig_umask = umask(FORCED_UMASK);
        filesys[0] = '\0';
-#ifdef __linux__
+#if defined(__linux__) || defined(sunos)
        __progname = argv[0];
 #endif
 
@@ -146,16 +186,27 @@ main(int argc, char *argv[])
                ;                                                               
        obsolete(&argc, &argv);
        while ((ch = getopt(argc, argv, 
-               "b:CcdD:f:F:hi"
+               "aA:b:CcdD:"
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+               "eE:"
+#endif
+               "f:F:hH:i"
 #ifdef KERBEROS
                "k"
 #endif
-               "mMN"
+               "lL:mMNo"
 #ifdef USE_QFA
-               "Q:"
+               "P:Q:"
 #endif
-               "Rrs:tT:uvxX:y")) != -1)
+               "Rrs:tT:uvVxX:y")) != -1)
                switch(ch) {
+               case 'a':
+                       aflag = 1;
+                       break;
+               case 'A':
+                       Afile = optarg;
+                       aflag = 1;
+                       break;
                case 'b':
                        /* Change default tape blocksize. */
                        bflag = 1;
@@ -172,6 +223,17 @@ main(int argc, char *argv[])
                        strncpy(filesys, optarg, NAMELEN);
                        filesys[NAMELEN - 1] = '\0';
                        break;
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+               case 'e':
+                       transselinuxflag = 1;
+                       transselinuxopt = ch;
+                       break;
+               case 'E':
+                       transselinuxflag = 1;
+                       transselinuxarg = optarg;
+                       transselinuxopt = ch;
+                       break;
+#endif
                case 'T':
                        tmpdir = optarg;
                        break;
@@ -189,6 +251,13 @@ main(int argc, char *argv[])
                case 'h':
                        hflag = 0;
                        break;
+               case 'H':
+                       dirhash_size = strtol(optarg, &p, 10);
+                       if (*p)
+                               errx(1, "illegal hash size -- %s", optarg);
+                       if (dirhash_size < 1)
+                               errx(1, "hash size must be greater than 0");
+                       break;
 #ifdef KERBEROS
                case 'k':
                        dokerberos = 1;
@@ -196,6 +265,9 @@ main(int argc, char *argv[])
 #endif
                case 'C':
                case 'i':
+#ifdef USE_QFA
+               case 'P':
+#endif
                case 'R':
                case 'r':
                case 't':
@@ -205,6 +277,23 @@ main(int argc, char *argv[])
                                    "%c and %c options are mutually exclusive",
                                    ch, command);
                        command = ch;
+#ifdef USE_QFA
+                       if (ch == 'P') {
+                               gTapeposfile = optarg;
+                               createtapeposflag = 1;
+                       }
+#endif
+
+                       break;
+               case 'l':
+                       lflag = 1;
+                       break;
+               case 'L':
+                       Lflag = strtol(optarg, &p, 10);
+                       if (*p)
+                               errx(1, "illegal limit -- %s", optarg);
+                       if (Lflag < 0)
+                               errx(1, "limit must be greater than 0");
                        break;
                case 'm':
                        mflag = 0;
@@ -215,10 +304,14 @@ main(int argc, char *argv[])
                case 'N':
                        Nflag = 1;
                        break;
+               case 'o':
+                       oflag = 1;
+                       break;
 #ifdef USE_QFA
                case 'Q':
                        gTapeposfile = optarg;
                        tapeposflag = 1;
+                       aflag = 1;
                        break;
 #endif
                case 's':
@@ -235,6 +328,9 @@ main(int argc, char *argv[])
                case 'v':
                        vflag = 1;
                        break;
+               case 'V':
+                       Vflag = 1;
+                       break;
                case 'X':
                        if( !strcmp(optarg,"-") ) {
                                use_stdin("-X");
@@ -259,6 +355,17 @@ main(int argc, char *argv[])
 #ifdef USE_QFA
        if (!mflag && tapeposflag)
                errx(1, "m and Q options are mutually exclusive");
+
+       if (tapeposflag && command != 'i' && command != 'x' && command != 't')
+               errx(1, "Q option is not valid for %c command", command);
+#endif
+       
+       if (Afile && command != 'i' && command != 'x' && command != 't')
+               errx(1, "A option is not valid for %c command", command);
+
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+       if (transselinuxflag && !strchr("CirRx", command))
+               errx(1, "%c option is not valid for %c command", transselinuxopt, command);
 #endif
 
        if (signal(SIGINT, onintr) == SIG_IGN)
@@ -269,7 +376,26 @@ main(int argc, char *argv[])
 
        atexit(cleanup);
 
-       setinput(inputdev);
+       if (command == 'C' && inputdev[0] != '/' && strcmp(inputdev, "-")
+#ifdef RRESTORE
+           && !strchr(inputdev, ':')
+#endif
+         ) {
+               /* since we chdir into the directory we are comparing
+                * to, we must retain the full tape path */
+               char wd[MAXPATHLEN], fullpathinput[MAXPATHLEN];
+               if (!getcwd(wd, MAXPATHLEN))
+                       err(1, "can't get current directory");
+               snprintf(fullpathinput, MAXPATHLEN, "%s/%s", wd, inputdev);
+               fullpathinput[MAXPATHLEN - 1] = '\0';
+               setinput(fullpathinput);
+       }
+       else
+               setinput(inputdev);
+
+       wdfd = open(".", O_RDONLY);
+       if (wdfd < 0)
+               err(1, "can't get current directory");
 
        if (argc == 0 && !filelist) {
                argc = 1;
@@ -297,10 +423,7 @@ main(int argc, char *argv[])
                if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
                        errx(1, "not requested format of -- %s", gTapeposfile);
                gTps[strlen(gTps) - 1] = 0;
-               /* TODO: check dumpdate from QFA file with current dump file's
-                * dump date */
-               /* if not equal either output warning and continue without QFA
-                * or abort */
+               qfadumpdate = atol(gTps);
                /* read empty line */
                if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
                        errx(1, "not requested format of -- %s", gTapeposfile);
@@ -312,7 +435,19 @@ main(int argc, char *argv[])
                /* end reading header info */
                /* tape position table starts here */
                gSeekstart = ftell(gTapeposfp); /* remember for later use */
-}
+#ifdef sunos
+               if (GetSCSIIDFromPath(inputdev, &scsiid)) {
+                       errx(1, "can't get SCSI-ID for %s\n", inputdev);
+               }
+               if (scsiid < 0) {
+                       errx(1, "can't get SCSI-ID for %s\n", inputdev);
+               }
+               sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
+               if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
+                       errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
+               }
+#endif
+       }
 #endif /* USE_QFA */
 
        switch (command) {
@@ -325,6 +460,8 @@ main(int argc, char *argv[])
                Vprintf(stdout, "Begin compare restore\n");
                compare_ignore_not_found = 0;
                compare_errors = 0;
+               Nflag = 1;
+               aflag = 1;
                setup();
                printf("filesys = %s\n", filesys);
                if (STAT(filesys, &stbuf) < 0)
@@ -333,12 +470,13 @@ main(int argc, char *argv[])
                        err(1, "cannot cd to %s", filesys);
                compare_ignore_not_found = dumptime > 0;
                initsymtable((char *)0);
-               extractdirs(0);
+               extractdirs(1);
                treescan(".", ROOTINO, nodeupdates);
                compareleaves();
+               comparedirmodes();
                checkrestore();
                if (compare_errors) {
-                       printf("Some files were modified!\n");
+                       printf("Some files were modified!  %d compare errors\n", compare_errors);
                        exit(2);
                }
                break;
@@ -357,6 +495,7 @@ main(int argc, char *argv[])
         * Incremental restoration of a file system.
         */
        case 'r':
+               aflag = 1;      /* in -r or -R mode, -a is default */
                setup();
                if (dumptime > 0) {
                        /*
@@ -394,6 +533,7 @@ main(int argc, char *argv[])
         * Resume an incremental file system restoration.
         */
        case 'R':
+               aflag = 1;      /* in -r or -R mode, -a is default */
                initsymtable(symtbl);
                skipmaps();
                skipdirs();
@@ -427,6 +567,7 @@ main(int argc, char *argv[])
                setup();
                extractdirs(0);
                initsymtable((char *)0);
+               printvolinfo();
                for (;;) {
                        NEXTFILE(p);
                        if (!p)
@@ -442,7 +583,7 @@ main(int argc, char *argv[])
         * Batch extraction of tape contents.
         */
        case 'x':
-#ifdef USE_QFADEBUG
+#ifdef DEBUG_QFA
                tistart = time(NULL);
 #endif
                setup();
@@ -462,16 +603,82 @@ main(int argc, char *argv[])
                }
                createfiles();
                createlinks();
-               setdirmodes(0);
+               setdirmodes(oflag ? FORCE : 0);
                if (dflag)
                        checkrestore();
-#ifdef USE_QFADEBUG
+#ifdef sunos
+               if (fdsmtc != -1) {
+                       close(fdsmtc);
+               }
+#endif /* sunos */
+#ifdef DEBUG_QFA
                tiend = time(NULL);
                titaken = tiend - tistart;
                msg("restore took %d:%02d:%02d\n", titaken / 3600, 
                        (titaken % 3600) / 60, titaken % 60);
-#endif /* USE_QFADEBUG */
+#endif /* DEBUG_QFA */
+               break;
+#ifdef USE_QFA
+       case 'P':
+#ifdef DEBUG_QFA
+               tistart = time(NULL);
+#endif
+#ifdef sunos
+               if (GetSCSIIDFromPath(inputdev, &scsiid)) {
+                       errx(1, "can't get SCSI-ID for %s\n", inputdev);
+               }
+               if (scsiid < 0) {
+                       errx(1, "can't get SCSI-ID for %s\n", inputdev);
+               }
+               sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
+               if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
+                       errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
+               }
+#endif /* sunos */
+               setup();
+               msg("writing QFA positions to %s\n", gTapeposfile);
+               (void) umask(orig_umask);
+               if ((gTapeposfd = open(gTapeposfile, O_WRONLY|O_CREAT|O_TRUNC,
+                                      S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP
+                                      |S_IROTH|S_IWOTH)) < 0)
+                       errx(1, "can't create tapeposfile\n");
+               (void) umask(FORCED_UMASK);
+               /* print QFA-file header */
+               sprintf(gTps, "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date);
+               if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
+                       errx(1, "can't write tapeposfile\n");
+               sprintf(gTps, "ino\ttapeno\ttapepos\n");
+               if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
+                       errx(1, "can't write tapeposfile\n");
+
+               extractdirs(1);
+               initsymtable((char *)0);
+               for (;;) {
+                       NEXTFILE(p);
+                       if (!p)
+                               break;
+                       canon(p, name, sizeof(name));
+                       ino = dirlookup(name);
+                       if (ino == 0)
+                               continue;
+                       if (mflag)
+                               pathcheck(name);
+                       treescan(name, ino, addfile);
+               }
+               createfiles();
+#ifdef sunos
+               if (fdsmtc != -1) {
+                       close(fdsmtc);
+               }
+#endif /* sunos */
+#ifdef DEBUG_QFA
+               tiend = time(NULL);
+               titaken = tiend - tistart;
+               msg("writing QFA positions took %d:%02d:%02d\n", titaken / 3600, 
+                       (titaken % 3600) / 60, titaken % 60);
+#endif /* DEBUG_QFA */
                break;
+#endif /* USE_QFA */
        }
        exit(0);
        /* NOTREACHED */
@@ -481,9 +688,13 @@ main(int argc, char *argv[])
 static void
 usage(void)
 {
-#ifdef __linux__
+       char white[MAXPATHLEN];
        const char *ext2ver, *ext2date;
 
+       memset(white, ' ', MAXPATHLEN);
+       white[MIN(strlen(__progname), MAXPATHLEN - 1)] = '\0';
+
+#ifdef __linux__
        ext2fs_get_library_version(&ext2ver, &ext2date);
        (void)fprintf(stderr, "%s %s (using libext2fs %s of %s)\n", 
                      __progname, _DUMP_VERSION, ext2ver, ext2date);
@@ -503,14 +714,40 @@ usage(void)
 #define qfaflag
 #endif
 
-       (void)fprintf(stderr,
-         "usage:\t%s%s\n\t%s%s\n\t%s%s\n\t%s%s\n\t%s%s\n\t%s%s\n",
-         __progname, " -C [-c" kerbflag "Mvy] [-b blocksize] [-D filesystem] [-f file] [-F script ] [-s fileno]",
-         __progname, " -i [-ch" kerbflag "mMuvy] [-b blocksize] [-f file] [-F script] " qfaflag "[-s fileno]",
-         __progname, " -r [-c" kerbflag "Muvy] [-b blocksize] [-f file] [-F script] [-s fileno] [-T directory]",
-         __progname, " -R [-c" kerbflag "Muvy] [-b blocksize] [-f file] [-F script] [-s fileno] [-T directory]",
-         __progname, " -t [-ch" kerbflag "Muvy] [-b blocksize] [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]",
-         __progname, " -x [-ch" kerbflag "mMuvy] [-b blocksize] [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]");
+#ifdef TRANSSELINUX                    /*GAN6May06 SELinux MLS */
+# define tseflag "e"
+# define tsEflag "[-E mls] "
+#else
+# define tseflag
+# define tsEflag
+#endif
+       fprintf(stderr,
+               "usage:"
+               "\t%s -C [-cd" tseflag "H" kerbflag "lMvVy] [-b blocksize] [-D filesystem] " tsEflag"\n"
+               "\t%s    [-f file] [-F script] [-L limit] [-s fileno]\n"
+               "\t%s -i [-acd" tseflag "hH" kerbflag "lmMouvVy] [-A file] [-b blocksize] " tsEflag"\n"
+               "\t%s    [-f file] [-F script] " qfaflag "[-s fileno]\n"
+#ifdef USE_QFA
+               "\t%s -P file [-acdhH" kerbflag "lmMuvVy] [-A file] [-b blocksize]\n"
+               "\t%s    [-f file] [-F script] [-s fileno] [-X filelist] [file ...]\n"
+#endif
+               "\t%s -r [-cd" tseflag "H" kerbflag "lMuvVy] [-b blocksize] " tsEflag"\n"
+               "\t%s    [-f file] [-F script] [-s fileno] [-T directory]\n"
+               "\t%s -R [-cd" tseflag "H" kerbflag "lMuvVy] [-b blocksize] " tsEflag"\n"
+               "\t%s    [-f file] [-F script] [-s fileno] [-T directory]\n"
+               "\t%s -t [-cdhH" kerbflag "lMuvVy] [-A file] [-b blocksize]\n"
+               "\t%s    [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n"
+               "\t%s -x [-acd" tseflag "hH" kerbflag "lmMouvVy] [-A file] [-b blocksize] " tsEflag"\n"
+               "\t%s    [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n",
+               __progname, white, 
+               __progname, white, 
+#ifdef USE_QFA
+               __progname, white, 
+#endif
+               __progname, white,
+               __progname, white, 
+               __progname, white, 
+               __progname, white);
        exit(1);
 }
 
@@ -544,10 +781,13 @@ obsolete(int *argcp, char **argvp[])
 
        for (flags = 0; *ap; ++ap) {
                switch (*ap) {
+               case 'A':
                case 'b':
                case 'D':
                case 'f':
                case 'F':
+               case 'H':
+               case 'L':
                case 'Q':
                case 's':
                case 'T':