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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /tests/qemu-iotests/130 | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'tests/qemu-iotests/130')
-rwxr-xr-x | tests/qemu-iotests/130 | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/tests/qemu-iotests/130 b/tests/qemu-iotests/130 new file mode 100755 index 00000000..bc26247e --- /dev/null +++ b/tests/qemu-iotests/130 @@ -0,0 +1,95 @@ +#!/bin/bash +# +# Test that temporary backing file overrides (on the command line or in +# blockdev-add) don't replace the original path stored in the image during +# header updates. +# +# Copyright (C) 2015 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 <http://www.gnu.org/licenses/>. +# + +# creator +owner=kwolf@redhat.com + +seq="$(basename $0)" +echo "QA output created by $seq" + +here="$PWD" +tmp=/tmp/$$ +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter +. ./common.qemu + +_supported_fmt qcow2 +_supported_proto generic +_supported_os Linux + +qemu_comm_method="monitor" + + +TEST_IMG="$TEST_IMG.orig" _make_test_img 64M +TEST_IMG="$TEST_IMG.base" _make_test_img 64M +_make_test_img 64M +_img_info | _filter_img_info + +echo +echo "=== HMP commit ===" +echo +# bdrv_make_empty() involves a header update for qcow2 + +# Test that a backing file isn't written +_launch_qemu -drive file="$TEST_IMG",backing.file.filename="$TEST_IMG.base" +_send_qemu_cmd $QEMU_HANDLE "commit ide0-hd0" "(qemu)" +_send_qemu_cmd $QEMU_HANDLE '' '(qemu)' +_cleanup_qemu +_img_info | _filter_img_info + +# Make sure that if there was a backing file that was just overridden on the +# command line, that backing file is retained, with the right format +_make_test_img -F raw -b "$TEST_IMG.orig" 64M +_launch_qemu -drive file="$TEST_IMG",backing.file.filename="$TEST_IMG.base",backing.driver=$IMGFMT +_send_qemu_cmd $QEMU_HANDLE "commit ide0-hd0" "(qemu)" +_send_qemu_cmd $QEMU_HANDLE '' '(qemu)' +_cleanup_qemu +_img_info | _filter_img_info + +echo +echo "=== Marking image dirty (lazy refcounts) ===" +echo + +# Test that a backing file isn't written +_make_test_img 64M +$QEMU_IO -c "open -o backing.file.filename=$TEST_IMG.base,lazy-refcounts=on $TEST_IMG" -c "write 0 4k" | _filter_qemu_io +_img_info | _filter_img_info + +# Make sure that if there was a backing file that was just overridden on the +# command line, that backing file is retained, with the right format +_make_test_img -F raw -b "$TEST_IMG.orig" 64M +$QEMU_IO -c "open -o backing.file.filename=$TEST_IMG.base,backing.driver=$IMGFMT,lazy-refcounts=on $TEST_IMG" -c "write 0 4k" | _filter_qemu_io +_img_info | _filter_img_info + +# success, all done +echo '*** done' +rm -f $seq.full +status=0 |