X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=bacula%2Fsrc%2Ffindlib%2Ffind_one.c;h=c27060ca5d77c19a704284c6f4acd3d960decfee;hb=9cfbe86f83144637951ce85b5ecf1e653d21a75f;hp=106a519a6255735abc0c130cc8b36ac2d0068411;hpb=ab54e24ec150b9593621e898207605a94f135b29;p=bacula%2Fbacula

diff --git a/bacula/src/findlib/find_one.c b/bacula/src/findlib/find_one.c
index 106a519a62..c27060ca5d 100644
--- a/bacula/src/findlib/find_one.c
+++ b/bacula/src/findlib/find_one.c
@@ -1,14 +1,14 @@
 /*
    Bacula® - The Network Backup Solution
 
-   Copyright (C) 2000-2007 Free Software Foundation Europe e.V.
+   Copyright (C) 2000-2008 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.
    This program is Free Software; you can redistribute it and/or
    modify it under the terms of version two of the GNU General Public
-   License as published by the Free Software Foundation plus additions
-   that are listed in the file LICENSE.
+   License as published by the Free Software Foundation and included
+   in the file LICENSE.
 
    This program is distributed in the hope that it will be useful, but
    WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -257,6 +257,33 @@ bool has_file_changed(JCR *jcr, FF_PKT *ff_pkt)
    return false;
 }
 
+/*
+ * In incremental/diffential or accurate backup, we
+ * say if the current file has changed.
+ */
+static bool check_changes(JCR *jcr, FF_PKT *ff_pkt)
+{
+   /* in special mode (like accurate backup), user can 
+    * choose his comparison function.
+    */
+   if (ff_pkt->check_fct) {
+      return ff_pkt->check_fct(jcr, ff_pkt);
+   }
+
+   /* in normal modes (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.
@@ -267,8 +294,8 @@ bool has_file_changed(JCR *jcr, FF_PKT *ff_pkt)
  */
 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;
@@ -280,7 +307,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
        /* 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);
@@ -327,22 +354,18 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       }
       ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
    }
-
    /*
     * 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 (   ff_pkt->incremental 
+       && !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
@@ -358,7 +381,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
                 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
@@ -397,7 +420,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
              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);
+             return handle_file(jcr, ff_pkt, top_level);
          }
 
       /* File not previously dumped. Chain it into our list. */
@@ -406,8 +429,8 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       lp->ino = ff_pkt->statp.st_ino;
       lp->dev = ff_pkt->statp.st_dev;
       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 */
    } else {
       ff_pkt->linked = NULL;
@@ -427,7 +450,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       } 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;
       }
@@ -446,7 +469,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
          /* 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;
          }
@@ -455,7 +478,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       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;
       }
@@ -482,7 +505,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
             /* 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;
             }
@@ -490,6 +513,28 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
          }
       }
 
+      /*
+       * 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;
@@ -502,15 +547,21 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       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))) {
+      if (ff_pkt->incremental && !check_changes(jcr, ff_pkt)) {
          /* Incremental 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.
@@ -519,8 +570,8 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
        * 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;
       }
@@ -548,10 +599,15 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
        * 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;
@@ -564,7 +620,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       }
       /* 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;
          }
@@ -587,7 +643,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       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;
          }
@@ -631,7 +687,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
          }
          *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;
             }
@@ -648,7 +704,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
        *  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;
       }
@@ -671,8 +727,8 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
     * 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
@@ -686,7 +742,7 @@ find_one_file(JCR *jcr, FF_PKT *ff_pkt,
       /* 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;
    }