btrfs-progs: misc tests: add 009-subvolume-sync-must-wait

Test to verify that subovolume sync waits until the subvolume is
cleaned.

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2015-10-06 13:11:09 +02:00
parent c47a831cd6
commit 982950b74b
1 changed files with 50 additions and 0 deletions

View File

@ -0,0 +1,50 @@
#!/bin/bash
#
# Verify that subovolume sync waits until the subvolume is cleaned
source $TOP/tests/common
check_prereq mkfs.btrfs
setup_root_helper
run_check truncate -s 2G $IMAGE
run_check $TOP/mkfs.btrfs -f $IMAGE
run_check $SUDO_HELPER mount $IMAGE $TEST_MNT
run_check $SUDO_HELPER chmod a+rw $TEST_MNT
cd $TEST_MNT
for i in `seq 5`; do
run_check dd if=/dev/zero of=file$i bs=1M count=10
done
for sn in `seq 4`;do
run_check $SUDO_HELPER $TOP/btrfs subvolume snapshot . snap$sn
for i in `seq 10`; do
run_check dd if=/dev/zero of=snap$sn/file$i bs=1M count=10
done
done
run_check $SUDO_HELPER $TOP/btrfs subvolume list .
run_check $SUDO_HELPER $TOP/btrfs subvolume list -d .
idtodel=`run_check_stdout $SUDO_HELPER $TOP/btrfs inspect-internal rootid snap3`
# delete, sync after some time
run_check $SUDO_HELPER $TOP/btrfs subvolume delete -c snap3
{ sleep 5; run_check $TOP/btrfs filesystem sync $TEST_MNT; } &
run_check $SUDO_HELPER $TOP/btrfs subvolume sync . $idtodel
if run_check_stdout $SUDO_HELPER $TOP/btrfs subvolume list -d . |
grep -q "ID $idtodel.*DELETED"; then
_fail "sync did not wait for the subvolume cleanup"
fi
run_check $TOP/btrfs filesystem sync $TEST_MNT
run_check $SUDO_HELPER $TOP/btrfs subvolume list -d .
wait
cd ..
run_check $SUDO_HELPER umount $TEST_MNT