40 lines
903 B
Bash
Executable File
40 lines
903 B
Bash
Executable File
#!/bin/bash
|
|
# Test if mkfs.btrfs --rootdir will skip shrinking correctly
|
|
|
|
source "$TEST_TOP/common"
|
|
|
|
check_prereq mkfs.btrfs
|
|
|
|
setup_root_helper
|
|
|
|
fs_size=$((512 * 1024 * 1024))
|
|
bs=$((1024 * 1024))
|
|
tmp=$(mktemp -d --tmpdir btrfs-progs-mkfs.rootdirXXXXXXX)
|
|
|
|
prepare_test_dev "$fs_size"
|
|
|
|
# No shrink case
|
|
|
|
run_check "$TOP/mkfs.btrfs" -f --rootdir "$tmp" "$TEST_DEV"
|
|
run_check_mount_test_dev
|
|
|
|
# We should be able to write at least half of the fs size data since the fs is
|
|
# not shrunk
|
|
run_check $SUDO_HELPER dd if=/dev/zero bs="$bs" count=$(($fs_size / $bs / 2)) \
|
|
of="$TEST_MNT/file"
|
|
|
|
run_check_umount_test_dev
|
|
|
|
# Shrink case
|
|
|
|
run_check "$TOP/mkfs.btrfs" -f --rootdir "$tmp" --shrink "$TEST_DEV"
|
|
run_check_mount_test_dev
|
|
|
|
run_mustfail "mkfs.btrfs for shrink rootdir" \
|
|
$SUDO_HELPER dd if=/dev/zero bs="$bs" count=$(($fs_size / $bs / 2)) \
|
|
of="$TEST_MNT/file"
|
|
|
|
run_check_umount_test_dev
|
|
|
|
rm -rf -- "$tmp"
|