2 # FS QA Test No. btrfs/043
4 # Regression test for btrfs incremental send issue where a rmdir instruction
5 # is sent against an orphan directory inode which is not empty yet, causing
6 # btrfs receive to fail when it attempts to remove the directory.
8 # This issue is fixed by the following linux kernel btrfs patch:
10 # Btrfs: fix send attempting to rmdir non-empty directories
12 #-----------------------------------------------------------------------
13 # Copyright (c) 2014 Filipe Manana. All Rights Reserved.
15 # This program is free software; you can redistribute it and/or
16 # modify it under the terms of the GNU General Public License as
17 # published by the Free Software Foundation.
19 # This program is distributed in the hope that it would be useful,
20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 # GNU General Public License for more details.
24 # You should have received a copy of the GNU General Public License
25 # along with this program; if not, write the Free Software Foundation,
26 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27 #-----------------------------------------------------------------------
31 seqres=$RESULT_DIR/$seq
32 echo "QA output created by $seq"
35 status=1 # failure is the default!
36 trap "_cleanup; exit \$status" 0 1 2 3 15
43 # get standard environment, filters and checks
47 # real QA test starts here
55 _scratch_mkfs >/dev/null 2>&1
58 mkdir -p $SCRATCH_MNT/a/b
61 mkdir $SCRATCH_MNT/a/b/c
62 mv $SCRATCH_MNT/0 $SCRATCH_MNT/a/b/c
63 mv $SCRATCH_MNT/1 $SCRATCH_MNT/a/b/c
64 echo 'ola mundo' > $SCRATCH_MNT/a/b/c/foo.txt
65 mkdir $SCRATCH_MNT/a/b/c/x
66 mkdir $SCRATCH_MNT/a/b/c/x2
67 mkdir $SCRATCH_MNT/a/b/y
68 mkdir $SCRATCH_MNT/a/b/z
69 mkdir -p $SCRATCH_MNT/a/b/d1/d2/d3
70 mkdir $SCRATCH_MNT/a/b/d4
72 # Filesystem looks like:
78 # | |-- foo.txt (ino 262)
92 _run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap1
94 rm -f $SCRATCH_MNT/a/b/c/foo.txt
95 mv $SCRATCH_MNT/a/b/y $SCRATCH_MNT/a/b/YY
96 mv $SCRATCH_MNT/a/b/z $SCRATCH_MNT/a
97 mv $SCRATCH_MNT/a/b/c/x $SCRATCH_MNT/a/b/YY
98 mv $SCRATCH_MNT/a/b/c/0 $SCRATCH_MNT/a/b/YY/00
99 mv $SCRATCH_MNT/a/b/c/x2 $SCRATCH_MNT/a/z/X_2
100 mv $SCRATCH_MNT/a/b/c/1 $SCRATCH_MNT/a/z/X_2
101 rmdir $SCRATCH_MNT/a/b/c
102 mv $SCRATCH_MNT/a/b/d4 $SCRATCH_MNT/a/d44
103 mv $SCRATCH_MNT/a/b/d1/d2 $SCRATCH_MNT/a/d44
104 rmdir $SCRATCH_MNT/a/b/d1
106 # Filesystem now looks like:
111 # | |-- YY/ (ino 265)
113 # | |-- 00/ (ino 259)
116 # | |-- X_2/ (ino 264)
123 _run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap2
125 run_check $FSSUM_PROG -A -f -w $tmp/1.fssum $SCRATCH_MNT/mysnap1
126 run_check $FSSUM_PROG -A -f -w $tmp/2.fssum -x $SCRATCH_MNT/mysnap2/mysnap1 \
129 _run_btrfs_util_prog send -f $tmp/1.snap $SCRATCH_MNT/mysnap1
130 _run_btrfs_util_prog send -p $SCRATCH_MNT/mysnap1 -f $tmp/2.snap \
136 _scratch_mkfs >/dev/null 2>&1
139 _run_btrfs_util_prog receive -f $tmp/1.snap $SCRATCH_MNT
140 run_check $FSSUM_PROG -r $tmp/1.fssum $SCRATCH_MNT/mysnap1
142 _run_btrfs_util_prog receive -f $tmp/2.snap $SCRATCH_MNT
143 run_check $FSSUM_PROG -r $tmp/2.fssum $SCRATCH_MNT/mysnap2