1#!/bin/bash 2# 3# Test qcow2's bdrv_make_empty for images without internal snapshots 4# 5# Copyright (C) 2014 Red Hat, Inc. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=mreitz@redhat.com 23 24seq="$(basename $0)" 25echo "QA output created by $seq" 26 27here="$PWD" 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_test_img 33 rm -f "$TEST_DIR/blkdebug.conf" 34} 35trap "_cleanup; exit \$status" 0 1 2 3 15 36 37# get standard environment, filters and checks 38. ./common.rc 39. ./common.filter 40. ./common.pattern 41 42_supported_fmt qcow2 43_supported_proto file 44_supported_os Linux 45 46IMGOPTS="compat=1.1" 47 48for event in l1_update empty_image_prepare reftable_update refblock_alloc; do 49 50echo 51echo "=== $event ===" 52echo 53 54TEST_IMG="$TEST_IMG.base" _make_test_img 64M 55_make_test_img -b "$TEST_IMG.base" 64M 56 57# Some data that can be leaked when emptying the top image 58$QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io 59 60cat > "$TEST_DIR/blkdebug.conf" <<EOF 61[inject-error] 62event = "$event" 63EOF 64 65$QEMU_IMG commit "blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" 2>&1 \ 66 | _filter_testdir | _filter_imgfmt 67 68# There may be errors, but they should be fixed by opening the image 69$QEMU_IO -c close "$TEST_IMG" 70 71_check_test_img 72 73done 74 75 76rm -f "$TEST_DIR/blkdebug.conf" 77 78# success, all done 79echo "*** done" 80rm -f $seq.full 81status=0 82