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_supported_os Linux 47 48size=64M 49 50echo 51echo === Preparing and starting VM === 52echo 53 54TEST_IMG="${TEST_IMG}.base" _make_test_img $size 55IMGOPTS=$(_optstr_add "$IMGOPTS" "backing_fmt=$IMGFMT") \ 56 TEST_IMG="${TEST_IMG}.mid" _make_test_img -b "${TEST_IMG}.base" 57_make_test_img -b "${TEST_IMG}.mid" 58TEST_IMG="${TEST_IMG}.ovl2" _make_test_img -b "${TEST_IMG}.mid" 59 60$QEMU_IO -c 'write -P 0x55 1M 64k' "${TEST_IMG}.mid" | _filter_qemu_io 61 62qemu_comm_method="qmp" 63qmp_pretty="y" 64 65_launch_qemu \ 66 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.base,node-name=base" \ 67 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.mid,node-name=mid,backing=base" \ 68 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG},node-name=top,backing=mid" \ 69 -blockdev "driver=${IMGFMT},file.driver=file,file.filename=${TEST_IMG}.ovl2,node-name=top2,backing=mid" 70h=$QEMU_HANDLE 71_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" '^}' 72 73echo 74echo === Perform commit job === 75echo 76 77_send_qemu_cmd $h \ 78 "{ 'execute': 'block-commit', 79 'arguments': { 'job-id': 'commit0', 80 'device': 'top', 81 'base':'$TEST_IMG.base', 82 'top': '$TEST_IMG.mid' } }" \ 83 '"status": "null"' 84_send_qemu_cmd $h "" "^}" 85 86echo 87echo === Check that both top and top2 point to base now === 88echo 89 90_send_qemu_cmd $h "{ 'execute': 'query-named-block-nodes' }" "^}" | 91 _filter_generated_node_ids | _filter_actual_image_size | _filter_img_info 92 93_send_qemu_cmd $h "{ 'execute': 'quit' }" "^}" 94wait=1 _cleanup_qemu 95 96_img_info 97TEST_IMG="$TEST_IMG.ovl2" _img_info 98 99 100echo 101echo === Preparing and starting VM with -drive === 102echo 103 104TEST_IMG="${TEST_IMG}.base" _make_test_img $size 105TEST_IMG="${TEST_IMG}.mid" _make_test_img -b "${TEST_IMG}.base" 106_make_test_img -b "${TEST_IMG}.mid" 107TEST_IMG="${TEST_IMG}.ovl2" _make_test_img -b "${TEST_IMG}.mid" 108TEST_IMG="${TEST_IMG}.ovl3" _make_test_img -b "${TEST_IMG}.ovl2" 109 110$QEMU_IO -c 'write -P 0x55 1M 64k' "${TEST_IMG}.mid" | _filter_qemu_io 111 112qemu_comm_method="qmp" 113qmp_pretty="y" 114 115_launch_qemu \ 116 -drive "driver=${IMGFMT},file=${TEST_IMG},node-name=top,backing.node-name=mid" \ 117 -drive "driver=${IMGFMT},file=${TEST_IMG}.ovl3,node-name=top2,backing.backing=mid" 118h=$QEMU_HANDLE 119_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" '^}' 120 121echo 122echo === Perform commit job === 123echo 124 125_send_qemu_cmd $h \ 126 "{ 'execute': 'block-commit', 127 'arguments': { 'job-id': 'commit0', 128 'device': 'top', 129 'base':'$TEST_IMG.base', 130 'top': '$TEST_IMG.mid' } }" \ 131 '"status": "null"' 132_send_qemu_cmd $h "" "^}" 133 134echo 135echo === Check that both top and top2 point to base now === 136echo 137 138_send_qemu_cmd $h "{ 'execute': 'query-named-block-nodes' }" "^}" | 139 _filter_generated_node_ids | _filter_actual_image_size | _filter_img_info 140 141_send_qemu_cmd $h "{ 'execute': 'quit' }" "^}" 142wait=1 _cleanup_qemu 143 144_img_info 145TEST_IMG="$TEST_IMG.ovl2" _img_info 146 147# success, all done 148echo "*** done" 149rm -f $seq.full 150status=0 151