2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2018 Red Hat, Inc. All Rights Reserved.
7 # Test metadata only copy up functionality.
10 seqres=$RESULT_DIR/$seq
11 echo "QA output created by $seq"
15 status=1 # failure is the default!
16 trap "_cleanup; exit \$status" 0 1 2 3 15
24 # get standard environment, filters and checks
29 # remove previous $seqres.full before test
32 # real QA test starts here
35 # We use non-default scratch underlying overlay dirs, we need to check
36 # them explicity after test.
37 _require_scratch_nocheck
38 _require_scratch_overlay_features index redirect_dir metacopy
40 # remove all files from previous tests
45 lowerlink="lowerfile-link"
49 # Number of blocks allocated by filesystem on lower. Will be queried later.
55 # Check metacopy xattr
58 local target=$1 exist=$2
62 out_f=$(_getfattr --absolute-names --only-values -n \
63 $OVL_XATTR_METACOPY $target 2>&1 | _filter_scratch)
65 if [ "$exist" == "y" ];then
66 [ "$out_f" == "" ] && return
67 echo "Metacopy xattr does not exist on ${target}. stdout=$out_f"
71 if [ "$out_f" == "" ];then
72 echo "Metacopy xattr exists on ${target} unexpectedly."
76 target_f=`echo $target | _filter_scratch`
77 msg="$target_f: trusted.overlay.metacopy: No such attribute"
79 [ "$out_f" == "$msg" ] && return
81 echo "Error while checking xattr on ${target}. stdout=$out"
84 # Check redirect xattr
90 value=$(_getfattr --absolute-names --only-values -n \
91 $OVL_XATTR_REDIRECT $target)
93 [[ "$value" == "$expect" ]] || echo "Redirect xattr incorrect. Expected=\"$expect\", actual=\"$value\""
99 local target=$1 expected_size=$2 actual_size
101 actual_size=$(stat -c "%s" $target)
103 [ "$actual_size" == "$expected_size" ] || echo "Expected file size $expected_size but actual size is $actual_size"
108 local target=$1 expected_blocks=$2 nr_blocks
110 nr_blocks=$(stat -c "%b" $target)
112 [ "$nr_blocks" == "$expected_blocks" ] || echo "Expected $expected_blocks blocks but actual number of blocks is ${nr_blocks}."
115 check_file_contents()
117 local target=$1 expected=$2
118 local actual target_f
120 target_f=`echo $target | _filter_scratch`
124 [ "$actual" == "$expected" ] || echo "Expected file $target_f contents to be \"$expected\" but actual contents are \"$actual\""
127 check_file_size_contents()
129 local target=$1 expected_size=$2 expected_content=$3
131 check_file_size $target $expected_size
132 check_file_contents $target $expected_content
139 _overlay_scratch_mount_dirs "$_lowerdir" $upperdir $workdir -o redirect_dir=on,index=on,metacopy=on
144 $UMOUNT_PROG $SCRATCH_MNT
147 # Assumes it is called with overlay mounted.
150 local _lowerdir=$1 _target=$2 _size=$3 _blocks=$4 _data="$5"
153 echo "check properties of metadata copied up file"
154 check_file_size_contents $SCRATCH_MNT/$_target $_size "$_data"
155 check_file_blocks $SCRATCH_MNT/$_target $_blocks
157 # Do a mount cycle and check size and contents again.
158 echo "Unmount and Mount again"
160 mount_overlay $_lowerdir
161 echo "check properties of metadata copied up file"
162 check_file_size_contents $SCRATCH_MNT/$_target $_size "$_data"
163 check_file_blocks $SCRATCH_MNT/$_target $_blocks
165 # Make sure copied up file is a metacopy file.
167 check_metacopy $upperdir/$_target "y"
168 check_file_size_contents $upperdir/$_target $_size ""
169 [ -n "$_redirect" ] && check_redirect $upperdir/$_target "$_redirect"
171 # Trigger data copy up and check absence of metacopy xattr.
172 mount_overlay $_lowerdir
173 $XFS_IO_PROG -c "open -a $SCRATCH_MNT/$_target"
174 echo "check properties of data copied up file"
175 check_file_size_contents $SCRATCH_MNT/$_target $_size "$_data"
177 check_metacopy $upperdir/$_target "n"
178 check_file_size_contents $upperdir/$_target $_size "$_data"
184 mkdir -p $lowerdir $lowerdir2 $upperdir $workdir $workdir2
185 mkdir -p $upperdir/$udirname
186 echo "$lowerdata" > $lowerdir/$lowername
187 chmod 600 $lowerdir/$lowername
188 # Create a file of size lowersize.
189 $XFS_IO_PROG -c "falloc 0 $lowersize" $lowerdir/$lowername
190 $XFS_IO_PROG -c "fsync" $lowerdir/$lowername
192 # Query number of lower
193 lowerblocks=$(stat -c "%b" $lowerdir/$lowername)
198 ln $lowerdir/$lowername $lowerdir/$lowerlink
206 _overlay_scratch_mount_dirs $lowerdir $lowerdir2 $workdir2 -o redirect_dir=on,index=on,metacopy=on
208 chmod 400 $SCRATCH_MNT/$lowername
212 # Create test directories
213 lowerdir=$OVL_BASE_SCRATCH_MNT/lower
214 lowerdir2=$OVL_BASE_SCRATCH_MNT/lower2
215 upperdir=$OVL_BASE_SCRATCH_MNT/upper
216 workdir=$OVL_BASE_SCRATCH_MNT/workdir
217 workdir2=$OVL_BASE_SCRATCH_MNT/workdir2
220 echo "== Check Simple Metacopy =="
222 mount_overlay $lowerdir
223 chmod 400 $SCRATCH_MNT/$lowername
224 test_common $lowerdir $lowername $lowersize $lowerblocks "$lowerdata"
226 # Test midlayer metacopy
227 echo -e "\n== Check Midlayer Metacopy =="
229 mount_overlay "$lowerdir2:$lowerdir"
230 chmod 400 $SCRATCH_MNT/$lowername
231 test_common "$lowerdir2:$lowerdir" $lowername $lowersize $lowerblocks \
234 # Test Rename Redirect
235 echo -e "\n== Check Rename Redirect =="
237 mount_overlay $lowerdir
238 mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
239 test_common $lowerdir $ufile $lowersize $lowerblocks "$lowerdata" "$lowername"
241 # Test midlayer rename redirect
242 echo -e "\n== Check Midlayer Rename Redirect =="
244 mount_overlay "$lowerdir2:$lowerdir"
245 mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
246 test_common "$lowerdir2:$lowerdir" $ufile $lowersize $lowerblocks "$lowerdata" \
250 echo -e "\n== Check Link Redirect =="
252 mount_overlay $lowerdir
253 ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
254 test_common $lowerdir $udirname/$ufile $lowersize $lowerblocks "$lowerdata" \
257 # Test midlayer link redirect
258 echo -e "\n== Check Midlayer Link Redirect =="
260 mount_overlay "$lowerdir2:$lowerdir"
261 ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
262 test_common "$lowerdir2:$lowerdir" $udirname/$ufile $lowersize $lowerblocks \
263 "$lowerdata" "/$lowername"
265 # Test lower link file gets absolute redirect upon rename
266 echo -e "\n== Check Lower Link Rename Absolute Redirect =="
269 mount_overlay $lowerdir
270 mv $SCRATCH_MNT/$lowerlink $SCRATCH_MNT/$ufile
271 test_common $lowerdir $ufile $lowersize $lowerblocks "$lowerdata" "/$lowerlink"