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#!/bin/bash
# To check if "btrfs check" can detect metadata dump (restored by btrfs-iamge)
# and ignore --check-data-csum option
source "$TEST_TOP/common"
check_prereq btrfs
check_prereq mkfs.btrfs
check_prereq btrfs-image
setup_root_helper
prepare_test_dev
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$TEST_DEV"
run_check_mount_test_dev
run_check $SUDO_HELPER dd if=/dev/urandom of="$TEST_MNT/file" bs=4k count=16
run_check_umount_test_dev
touch restored_image
chmod a+w restored_image
run_check $SUDO_HELPER "$TOP/btrfs-image" "$TEST_DEV" "restored_image"
# use prepare_test_dev() to wipe all existing data on $TEST_DEV
# so there is no way that restored image could have mathcing data csum
prepare_test_dev
run_check $SUDO_HELPER "$TOP/btrfs-image" -r "restored_image" "$TEST_DEV"
# Should not report any error
run_check "$TOP/btrfs" check --check-data-csum "$TEST_DEV"
rm -rf -- "restored_image"
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