btrfs-progs/tests/misc-tests/023-device-usage-with-missing-device/test.sh
David Sterba f6bbe06c08 btrfs-progs: tests: add protection against running out of test suite
Executing the script inside the directories as './test.sh' is not
supposed to work but could happen accidentally. With an exit after
attempting to source the we can fix that.

Signed-off-by: David Sterba <dsterba@suse.com>
2023-04-25 16:59:41 +02:00

41 lines
1.0 KiB
Bash
Executable File

#!/bin/bash
# check if 'device slack' is reported as zero when a device is missing
source "$TEST_TOP/common" || exit
check_prereq btrfs-image
check_prereq mkfs.btrfs
check_prereq btrfs
setup_root_helper
test_run()
{
# empty filesystem, with enough redundancy so degraded mount works
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d raid1 -m raid1 "$dev1" "$dev2"
TEST_DEV="$dev1"
run_check_mount_test_dev
run_check $SUDO_HELPER "$TOP/btrfs" filesystem usage "$TEST_MNT"
run_check_stdout $SUDO_HELPER "$TOP/btrfs" device usage "$TEST_MNT" | \
grep -q "slack.*16\\.00EiB" && _fail
run_check_umount_test_dev
run_mayfail wipefs -a "$dev2"
run_check $SUDO_HELPER losetup -d "$dev2"
unset loopdevs[2]
run_check_mount_test_dev -o degraded,ro
run_check $SUDO_HELPER "$TOP/btrfs" filesystem usage "$TEST_MNT"
run_check_stdout $SUDO_HELPER "$TOP/btrfs" device usage "$TEST_MNT" | \
grep -q "slack.*16\\.00EiB" && _fail
run_check_umount_test_dev
}
setup_loopdevs 2
prepare_loopdevs
dev1=${loopdevs[1]}
dev2=${loopdevs[2]}
test_run
cleanup_loopdevs