1#!/usr/bin/env bash 2# 3# Test commit block job where top has two parents 4# 5# Copyright (C) 2017 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=kwolf@redhat.com 23 24seq=`basename $0` 25echo "QA output created by $seq" 26 27status=1 # failure is the default! 28 29_cleanup() 30{ 31 rm -f "${TEST_IMG}.mid" 32 rm -f "${TEST_IMG}.ovl2" 33 rm -f "${TEST_IMG}.ovl3" 34 _cleanup_test_img 35 _cleanup_qemu 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and checks 40. ./common.rc 41. ./common.filter 42. ./common.qemu 43 44_supported_fmt qcow2 45_supported_proto file 46 47size=64M 48 49echo 50echo === Preparing and starting VM === 51echo 52 53TEST_IMG="${TEST_IMG}.base" _make_test_img $size 54IMGOPTS=$(_optstr_add "$IMGOPTS" "backing_fmt=$IMGFMT") \ 55 TEST_IMG="${TEST_IMG}.mid" _make_test_img -b "${TEST_IMG}.base" 56_make_test_img -b "${TEST_IMG}.mid" 57TEST_IMG="${TEST_IMG}.ovl2" _make_test_img -b "${TEST_IMG}.mid" 58 59$QEMU_IO -c 'write -P 0x55 1M 64k' "${TEST_IMG}.mid" | _filter_qemu_io 60 61qemu_comm_method="qmp" 62qmp_pretty="y" 63 64_launch_qemu \ 65 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.base,node-name=base" \ 66 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.mid,node-name=mid,backing=base" \ 67 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG},node-name=top,backing=mid" \ 68 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.ovl2,node-name=top2,backing=mid" 69h=$QEMU_HANDLE 70_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" '^}' 71 72echo 73echo === Perform commit job === 74echo 75 76_send_qemu_cmd $h \ 77 "{ 'execute': 'block-commit', 78 'arguments': { 'job-id': 'commit0', 79 'device': 'top', 80 'base':'$TEST_IMG.base', 81 'top': '$TEST_IMG.mid' } }" \ 82 '"status": "null"' 83_send_qemu_cmd $h "" "^}" 84 85echo 86echo === Check that both top and top2 point to base now === 87echo 88 89_send_qemu_cmd $h "{ 'execute': 'query-named-block-nodes' }" "^}" | 90 _filter_generated_node_ids | _filter_actual_image_size | _filter_img_info 91 92_send_qemu_cmd $h "{ 'execute': 'quit' }" "^}" 93wait=1 _cleanup_qemu 94 95_img_info 96TEST_IMG="$TEST_IMG.ovl2" _img_info 97 98 99echo 100echo === Preparing and starting VM with -drive === 101echo 102 103TEST_IMG="${TEST_IMG}.base" _make_test_img $size 104TEST_IMG="${TEST_IMG}.mid" _make_test_img -b "${TEST_IMG}.base" 105_make_test_img -b "${TEST_IMG}.mid" 106TEST_IMG="${TEST_IMG}.ovl2" _make_test_img -b "${TEST_IMG}.mid" 107TEST_IMG="${TEST_IMG}.ovl3" _make_test_img -b "${TEST_IMG}.ovl2" 108 109$QEMU_IO -c 'write -P 0x55 1M 64k' "${TEST_IMG}.mid" | _filter_qemu_io 110 111qemu_comm_method="qmp" 112qmp_pretty="y" 113 114_launch_qemu \ 115 -drive "driver=${IMGFMT},file=${TEST_IMG},node-name=top,backing.node-name=mid" \ 116 -drive "driver=${IMGFMT},file=${TEST_IMG}.ovl3,node-name=top2,backing.backing=mid" 117h=$QEMU_HANDLE 118_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" '^}' 119 120echo 121echo === Perform commit job === 122echo 123 124_send_qemu_cmd $h \ 125 "{ 'execute': 'block-commit', 126 'arguments': { 'job-id': 'commit0', 127 'device': 'top', 128 'base':'$TEST_IMG.base', 129 'top': '$TEST_IMG.mid' } }" \ 130 '"status": "null"' 131_send_qemu_cmd $h "" "^}" 132 133echo 134echo === Check that both top and top2 point to base now === 135echo 136 137_send_qemu_cmd $h "{ 'execute': 'query-named-block-nodes' }" "^}" | 138 _filter_generated_node_ids | _filter_actual_image_size | _filter_img_info 139 140_send_qemu_cmd $h "{ 'execute': 'quit' }" "^}" 141wait=1 _cleanup_qemu 142 143_img_info 144TEST_IMG="$TEST_IMG.ovl2" _img_info 145 146# success, all done 147echo "*** done" 148rm -f $seq.full 149status=0 150