/*
Bacula® - The Network Backup Solution
- Copyright (C) 2000-2007 Free Software Foundation Europe e.V.
+ Copyright (C) 2000-2009 Free Software Foundation Europe e.V.
The main author of Bacula is Kern Sibbald, with contributions from
many others, a complete list can be found in the file AUTHORS.
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- Bacula® is a registered trademark of John Walker.
+ Bacula® is a registered trademark of Kern Sibbald.
The licensor of Bacula is the Free Software Foundation Europe
(FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
Switzerland, email:ftf@fsfeurope.org.
struct f_link *next;
dev_t dev; /* device */
ino_t ino; /* inode with device is unique */
- short linkcount;
uint32_t FileIndex; /* Bacula FileIndex of this file */
char name[1]; /* The name */
};
return false;
}
+/*
+ * check for BSD nodump flag
+ */
+static bool no_dump(JCR *jcr, FF_PKT *ff_pkt)
+{
+#if defined(HAVE_CHFLAGS) && defined(UF_NODUMP)
+ if ( (ff_pkt->flags & FO_HONOR_NODUMP) &&
+ (ff_pkt->statp.st_flags & UF_NODUMP) ) {
+ Jmsg(jcr, M_INFO, 1, _(" NODUMP flag set - will not process %s\n"),
+ ff_pkt->fname);
+ return true; /* do not backup this file */
+ }
+#endif
+ return false; /* do backup */
+}
+
/* check if a file have changed during backup and display an error */
bool has_file_changed(JCR *jcr, FF_PKT *ff_pkt)
{
return false;
}
+/*
+ * For incremental/diffential or accurate backups, we
+ * determine if the current file has changed.
+ */
+static bool check_changes(JCR *jcr, FF_PKT *ff_pkt)
+{
+ /* in special mode (like accurate backup), the programmer can
+ * choose his comparison function.
+ */
+ if (ff_pkt->check_fct) {
+ return ff_pkt->check_fct(jcr, ff_pkt);
+ }
+
+ /* For normal backups (incr/diff), we use this default
+ * behaviour
+ */
+ if (ff_pkt->incremental &&
+ (ff_pkt->statp.st_mtime < ff_pkt->save_time &&
+ ((ff_pkt->flags & FO_MTIMEONLY) ||
+ ff_pkt->statp.st_ctime < ff_pkt->save_time)))
+ {
+ return false;
+ }
+
+ return true;
+}
+
/*
* Find a single file.
* handle_file is the callback for handling the file.
*/
int
find_one_file(JCR *jcr, FF_PKT *ff_pkt,
- int handle_file(FF_PKT *ff, void *hpkt, bool top_level),
- void *pkt, char *fname, dev_t parent_device, bool top_level)
+ int handle_file(JCR *jcr, FF_PKT *ff, bool top_level),
+ char *fname, dev_t parent_device, bool top_level)
{
struct utimbuf restore_times;
int rtn_stat;
/* Cannot stat file */
ff_pkt->type = FT_NOSTAT;
ff_pkt->ff_errno = errno;
- return handle_file(ff_pkt, pkt, top_level);
+ return handle_file(jcr, ff_pkt, top_level);
}
Dmsg1(300, "File ----: %s\n", fname);
ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
}
+ /*
+ * Ignore this entry if no_dump() returns true
+ */
+ if (no_dump(jcr, ff_pkt)) {
+ Dmsg1(100, "'%s' ignored (NODUMP flag set)\n",
+ ff_pkt->fname);
+ return 1;
+ }
+
/*
* If this is an Incremental backup, see if file was modified
* since our last "save_time", presumably the last Full save
* or Incremental.
*/
- if (ff_pkt->incremental && !S_ISDIR(ff_pkt->statp.st_mode)) {
- Dmsg1(300, "Non-directory incremental: %s\n", ff_pkt->fname);
- /* Not a directory */
- if (ff_pkt->statp.st_mtime < ff_pkt->save_time
- && ((ff_pkt->flags & FO_MTIMEONLY) ||
- ff_pkt->statp.st_ctime < ff_pkt->save_time)) {
- /* Incremental option, file not changed */
- ff_pkt->type = FT_NOCHG;
- return handle_file(ff_pkt, pkt, top_level);
- }
+ if ( !S_ISDIR(ff_pkt->statp.st_mode)
+ && !check_changes(jcr, ff_pkt))
+ {
+ Dmsg1(500, "Non-directory incremental: %s\n", ff_pkt->fname);
+ ff_pkt->type = FT_NOCHG;
+ return handle_file(jcr, ff_pkt, top_level);
}
#ifdef HAVE_DARWIN_OS
sizeof(ff_pkt->hfsinfo), FSOPT_NOFOLLOW) != 0) {
ff_pkt->type = FT_NOSTAT;
ff_pkt->ff_errno = errno;
- return handle_file(ff_pkt, pkt, top_level);
+ return handle_file(jcr, ff_pkt, top_level);
}
}
#endif
lp->dev == (dev_t)ff_pkt->statp.st_dev) {
/* If we have already backed up the hard linked file don't do it again */
if (strcmp(lp->name, fname) == 0) {
+ Dmsg2(400, "== Name identical skip FI=%d file=%s\n", lp->FileIndex, fname);
return 1; /* ignore */
}
ff_pkt->link = lp->name;
ff_pkt->type = FT_LNKSAVED; /* Handle link, file already saved */
ff_pkt->LinkFI = lp->FileIndex;
- return handle_file(ff_pkt, pkt, top_level);
+ ff_pkt->linked = 0;
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
+ Dmsg3(400, "FT_LNKSAVED FI=%d LinkFI=%d file=%s\n",
+ ff_pkt->FileIndex, lp->FileIndex, lp->name);
+ return rtn_stat;
}
/* File not previously dumped. Chain it into our list. */
lp = (struct f_link *)bmalloc(sizeof(struct f_link) + len);
lp->ino = ff_pkt->statp.st_ino;
lp->dev = ff_pkt->statp.st_dev;
+ lp->FileIndex = 0; /* set later */
bstrncpy(lp->name, fname, len);
- lp->next = ff_pkt->linkhash[linkhash];
- ff_pkt->linkhash[linkhash] = lp;
+ lp->next = ff_pkt->linkhash[linkhash];
+ ff_pkt->linkhash[linkhash] = lp;
ff_pkt->linked = lp; /* mark saved link */
+ Dmsg2(400, "added to hash FI=%d file=%s\n", ff_pkt->FileIndex, lp->name);
} else {
ff_pkt->linked = NULL;
}
} else {
ff_pkt->type = FT_REG;
}
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
+ Dmsg3(400, "FT_REG FI=%d linked=%d file=%s\n", ff_pkt->FileIndex,
+ ff_pkt->linked ? 1 : 0, fname);
if (ff_pkt->flags & FO_KEEPATIME) {
utime(fname, &restore_times);
}
/* Could not follow link */
ff_pkt->type = FT_NOFOLLOW;
ff_pkt->ff_errno = errno;
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
buffer[size] = 0;
ff_pkt->link = buffer; /* point to link */
ff_pkt->type = FT_LNK; /* got a real link */
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
/* Could not access() directory */
ff_pkt->type = FT_NOACCESS;
ff_pkt->ff_errno = errno;
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
}
}
+ /*
+ * Ignore this directory and everything below if the file .nobackup
+ * (or what is defined for IgnoreDir in this fileset) exists
+ */
+ if (ff_pkt->ignoredir != NULL) {
+ struct stat sb;
+ char fname[MAXPATHLEN];
+
+ if (strlen(ff_pkt->fname) + strlen("/") +
+ strlen(ff_pkt->ignoredir) + 1 > MAXPATHLEN)
+ return 1; /* Is this wisdom? */
+
+ strcpy(fname, ff_pkt->fname);
+ strcat(fname, "/");
+ strcat(fname, ff_pkt->ignoredir);
+ if (stat(fname, &sb) == 0) {
+ Dmsg2(100, "Directory '%s' ignored (found %s)\n",
+ ff_pkt->fname, ff_pkt->ignoredir);
+ return 1; /* Just ignore this directory */
+ }
+ }
+
/* Build a canonical directory name with a trailing slash in link var */
len = strlen(fname);
link_len = len + 200;
link[len] = 0;
ff_pkt->link = link;
- if (ff_pkt->incremental &&
- (ff_pkt->statp.st_mtime < ff_pkt->save_time &&
- ((ff_pkt->flags & FO_MTIMEONLY) ||
- ff_pkt->statp.st_ctime < ff_pkt->save_time))) {
- /* Incremental option, directory entry not changed */
+ if (!check_changes(jcr, ff_pkt)) {
+ /* Incremental/Full+Base option, directory entry not changed */
ff_pkt->type = FT_DIRNOCHG;
} else {
ff_pkt->type = FT_DIRBEGIN;
}
+ /*
+ * We have set st_rdev to 1 if it is a reparse point, otherwise 0,
+ * if st_rdev is 2, it is a mount point
+ */
+#if defined(HAVE_WIN32)
+ if (ff_pkt->statp.st_rdev == WIN32_REPARSE_POINT) {
+ ff_pkt->type = FT_REPARSE;
+ }
+#endif
/*
* Note, we return the directory to the calling program (handle_file)
* when we first see the directory (FT_DIRBEGIN.
* do not immediately save it, but do so only after everything
* in the directory is seen (i.e. the FT_DIREND).
*/
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
- if (rtn_stat < 1) { /* ignore or error status */
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
+ if (rtn_stat < 1 || ff_pkt->type == FT_REPARSE) { /* ignore or error status */
free(link);
return rtn_stat;
}
* to cross, or we may be restricted by a list of permitted
* file systems.
*/
+ bool is_win32_mount_point = false;
+#if defined(HAVE_WIN32)
+ is_win32_mount_point = ff_pkt->statp.st_rdev == WIN32_MOUNT_POINT;
+#endif
if (!top_level && ff_pkt->flags & FO_NO_RECURSION) {
ff_pkt->type = FT_NORECURSE;
recurse = false;
- } else if (!top_level && parent_device != ff_pkt->statp.st_dev) {
+ } else if (!top_level && (parent_device != ff_pkt->statp.st_dev ||
+ is_win32_mount_point)) {
if(!(ff_pkt->flags & FO_MULTIFS)) {
ff_pkt->type = FT_NOFSCHG;
recurse = false;
}
/* If not recursing, just backup dir and return */
if (!recurse) {
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
if ((directory = opendir(fname)) == NULL) {
ff_pkt->type = FT_NOOPEN;
ff_pkt->ff_errno = errno;
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
}
*q = 0;
if (!file_is_excluded(ff_pkt, link)) {
- rtn_stat = find_one_file(jcr, ff_pkt, handle_file, pkt, link, our_device, false);
+ rtn_stat = find_one_file(jcr, ff_pkt, handle_file, link, our_device, false);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}
* the directory modes and dates. Temp directory values
* were used without this record.
*/
- handle_file(dir_ff_pkt, pkt, top_level); /* handle directory entry */
+ handle_file(jcr, dir_ff_pkt, top_level); /* handle directory entry */
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = dir_ff_pkt->FileIndex;
}
* On FreeBSD, all block devices are character devices, so
* to be able to read a raw disk, we need the check for
* a character device.
- * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/ad0s3
- * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/rad0s3
+ * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/ad0s3
+ * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/rad0s3
*/
if (top_level && (S_ISBLK(ff_pkt->statp.st_mode) || S_ISCHR(ff_pkt->statp.st_mode))) {
#else
/* The only remaining types are special (character, ...) files */
ff_pkt->type = FT_SPEC;
}
- rtn_stat = handle_file(ff_pkt, pkt, top_level);
+ rtn_stat = handle_file(jcr, ff_pkt, top_level);
if (ff_pkt->linked) {
ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
}