X-Git-Url: https://git.wh0rd.org/?p=dump.git;a=blobdiff_plain;f=dump%2Foptr.c;h=056a6a6c123f9e7f3cd6164be37c451499139a3b;hp=b9a05c26d4bb9c45b9e1de4b2760ab747583ea65;hb=c43794b1b0a6115b1d12f0dc2ad2135d2a36fdc9;hpb=a8a6a503ecc2a6be01671a2a1de47a90baad37a7

diff --git a/dump/optr.c b/dump/optr.c
index b9a05c2..056a6a6 100644
--- a/dump/optr.c
+++ b/dump/optr.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: optr.c,v 1.35 2003/02/04 12:24:40 stelian Exp $";
+	"$Id: optr.c,v 1.40 2006/03/14 11:09:51 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
@@ -448,7 +444,7 @@ allocfsent(struct mntent *fs)
 	/* Translade UUID=, LABEL= ... */
 	disk = get_device_name(fs->mnt_fsname);
 	if (disk == NULL)
-		quit("Cannot find a disk having %s\n", fs->mnt_fsname);
+		disk = strdup(fs->mnt_fsname);
 
 	/* Discard non block devices */
 	if (stat(disk, &buf) != 0 || !S_ISBLK(buf.st_mode)) {
@@ -464,6 +460,15 @@ allocfsent(struct mntent *fs)
 			quit("Cannot access %s\n", tabfs->mnt_fsname);
 		if (tabbuf.st_rdev == buf.st_rdev) {
 			free(new);
+			/* Copy passno and freq from /etc/fstab because 
+			 * /etc/mtab does always have them as 0 0 */
+			if (!tabfs->mnt_passno)
+				tabfs->mnt_passno = fs->mnt_passno;
+			if (!tabfs->mnt_freq)
+				tabfs->mnt_freq = fs->mnt_freq;
+			if (tabfs->mnt_freq > 3659)
+				quit("Dump frequency in fstab/mtab for %s is too big: %d > 3659\n",
+		     		     tabfs->mnt_fsname, tabfs->mnt_freq);
 			return NULL;
 		}
 	}
@@ -477,6 +482,9 @@ allocfsent(struct mntent *fs)
 		quit("%s\n", strerror(errno));
 	new->mnt_passno = fs->mnt_passno;
 	new->mnt_freq = fs->mnt_freq;
+	if (new->mnt_freq > 3659)
+		quit("Dump frequency in fstab/mtab for %s %s is too big: %d > 3659\n",
+		     new->mnt_dir, new->mnt_fsname, new->mnt_freq);
 	return (new);
 }
 
@@ -612,13 +620,13 @@ print_wmsg(char arg, int dumpme, const char *dev, int level,
 	 * Check ddate > 365 to avoid issues with fs in stab but not dumpdates.
 	 * Not a problem, because ddate is in seconds since the epoch anyways.
 	 */
-	if (ddate > 365) {
+	if (level >= 0 && ddate > 365) {
 		char *date, *d;
 
 		date = (char *)ctime(&ddate);
 		d = strchr(date, '\n');
 		if (d) *d = '\0';
-		printf("Level %c, Date %s\n", level, date);
+		printf("Level %d, Date %s\n", level, date);
 	} else
 		printf("never\n");
 }
@@ -667,13 +675,25 @@ lastdump(char arg) /* w ==> just what to do; W ==> most recent dumps */
 				 * change struct fstab format.
 				 * A positive fs_freq means this
 				 * filesystem needs to be dumped.
+				 *
+				 * UGLY HACK: values in 0-3659 range indicate
+				 * original value from /etc/fstab (maximum
+				 * 10 years...)
+				 *
+				 * Values bigger than 3659 indicate that
+				 * the fs is to be dumped, and the latest
+				 * dump level was x-3660
+				 *
+				 * Negative values indicate that the fs is
+				 * not to be dumped, and the latest dump 
+				 * level was -x-1
 				 */
 				dt->mnt_passno = dtwalk->dd_ddate;
 				if (dt->mnt_freq > 0 && (dtwalk->dd_ddate <
 				    tnow - (dt->mnt_freq * 86400)))
-					dt->mnt_freq = dtwalk->dd_level;
+					dt->mnt_freq = 3660 + dtwalk->dd_level;
 				else
-					dt->mnt_freq = -dtwalk->dd_level;
+					dt->mnt_freq = -dtwalk->dd_level - 1;
 #ifdef FDEBUG
 				printf("%s fs_freq set to %d\n", lastname,
 					dt->mnt_freq);
@@ -693,8 +713,9 @@ lastdump(char arg) /* w ==> just what to do; W ==> most recent dumps */
 				const char *disk = get_device_name(dt->mnt_fsname);
 				print_wmsg(arg, dt->mnt_freq > 0,
 					   disk ? disk : dt->mnt_fsname,
-					   dt->mnt_freq < 0 ? -dt->mnt_freq :
-							      dt->mnt_freq,
+					   (dt->mnt_freq < 0 ? -dt->mnt_freq - 1 :
+					    dt->mnt_freq < 3660 ? -1 :
+					    dt->mnt_freq - 3660),
 					   dt->mnt_dir,
 					   dt->mnt_passno);
 			}