diff --git a/tests/qemu-iotests/217 b/tests/qemu-iotests/217 new file mode 100755 index 0000000000..d3ab5d72be --- /dev/null +++ b/tests/qemu-iotests/217 @@ -0,0 +1,90 @@ +#!/bin/bash +# +# I/O errors when working with internal qcow2 snapshots, and repairing +# the result +# +# Copyright (C) 2018 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +seq=$(basename $0) +echo "QA output created by $seq" + +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img + rm -f "$TEST_DIR/blkdebug.conf" +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +# This test is specific to qcow2 +_supported_fmt qcow2 +_supported_proto file +_supported_os Linux + +# This test needs clusters with at least a refcount of 2 so that +# OFLAG_COPIED is not set. refcount_bits=1 is therefore unsupported. +_unsupported_imgopts 'refcount_bits=1[^0-9]' + +echo +echo '=== Simulating an I/O error during snapshot deletion ===' +echo + +_make_test_img 64M +$QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io + +# Create the snapshot +$QEMU_IMG snapshot -c foo "$TEST_IMG" + +# Verify the snapshot is there +echo +_img_info | grep 'Snapshot list' +echo '(Snapshot filtered)' +echo + +# Try to delete the snapshot (with an error happening when freeing the +# then leaked clusters) +cat > "$TEST_DIR/blkdebug.conf" <