testsuite/hardlinks.test

   1 #!/bin/sh
   2
   3 # Copyright (C) 2002 by Martin Pool <mbp@samba.org>
   4
   5 # This program is distributable under the terms of the GNU GPL (see
   6 # COPYING).
   7
   8 # Test rsync handling of hardlinks.  By default, rsync does not detect
   9 # hard links and they get sent as separate files.  If you specify -H,
  10 # then hard links are detected and linked together on the receiver.
  11
  12 . "$suitedir/rsync.fns"
  13
  14 SSH="$scratchdir/src/support/lsh.sh"
  15
  16 # Build some hardlinks
  17
  18 fromdir="$scratchdir/from"
  19 todir="$scratchdir/to"
  20
  21 # TODO: Need to test whether hardlinks are possible on this OS/filesystem
  22
  23 mkdir "$fromdir"
  24 name1="$fromdir/name1"
  25 name2="$fromdir/name2"
  26 name3="$fromdir/name3"
  27 name4="$fromdir/name4"
  28 echo "This is the file" > "$name1"
  29 ln "$name1" "$name2" || test_skipped "Can't create hardlink"
  30 ln "$name2" "$name3" || test_fail "Can't create hardlink"
  31 cp "$name2" "$name4" || test_fail "Can't copy file"
  32 cat $srcdir/*.c >"$fromdir/text"
  33
  34 checkit "$RSYNC -aHivv --debug=HLINK5 '$fromdir/' '$todir/'" "$fromdir" "$todir"
  35
  36 echo "extra extra" >>"$todir/name1"
  37
  38 checkit "$RSYNC -aHivv --debug=HLINK5 --no-whole-file '$fromdir/' '$todir/'" "$fromdir" "$todir"
  39
  40 # Add a new link in a new subdirectory to test that we don't try to link
  41 # the files before the directory gets created.  We also create a bunch of
  42 # extra files to ensure that an incremental-recursion transfer works across
  43 # distant files.
  44 makepath "$fromdir/subdir/down/deep"
  45
  46 files=''
  47 for x in a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9; do
  48     for y in a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9; do
  49         files="$files $x$y"
  50     done
  51 done
  52 (cd "$fromdir/subdir"; touch $files)
  53
  54 ln "$name1" "$fromdir/subdir/down/deep/new-file"
  55 rm "$todir/text"
  56
  57 checkit "$RSYNC -aHivve '$SSH' --debug=HLINK5 --rsync-path='$RSYNC' '$fromdir/' localhost:'$todir/'" "$fromdir" "$todir"
  58
  59 # Do some duplicate copies using --link-dest and --copy-dest to test that
  60 # we hard-link all locally-inherited items.
  61 checkit "$RSYNC -aHivv --debug=HLINK5 --link-dest='$todir' '$fromdir/' '$chkdir/'" "$todir" "$chkdir"
  62
  63 rm -rf "$chkdir"
  64 checkit "$RSYNC -aHivv --debug=HLINK5 --copy-dest='$todir' '$fromdir/' '$chkdir/'" "$fromdir" "$chkdir"
  65
  66 # Create a hard link that has only one part in the hierarchy.
  67 echo "This is another file" >"$fromdir/solo"
  68 ln "$fromdir/solo" "$chkdir/solo" || test_fail "Can't create hardlink"
  69
  70 # Make sure that the checksum data doesn't slide due to an HLINK_BUMP() change.
  71 checktee "$RSYNC -aHivc --debug=HLINK5 '$fromdir/' '$chkdir/'"
  72 grep solo "$outfile" && test_fail "Erroneous copy of solo file occurred!"
  73
  74 # Make sure there's nothing wrong with sending a single file with -H
  75 # enabled (this has broken twice so far, so we need this test).
  76 rm -rf "$todir"
  77 $RSYNC -aHivv --debug=HLINK5 "$name1" "$todir/"
  78 diff $diffopt "$name1" "$todir" || test_fail "solo copy of name1 failed"
  79
  80 # The script would have aborted on error, so getting here means we've won.
  81 exit 0