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1#!/usr/bin/env bash 2# group: rw auto backing quick 3# 4# Test case for mirroring with dataplane 5# 6# Copyright (C) 2017 Red Hat, Inc. 7# 8# This program is free software; you can redistribute it and/or modify 9# it under the terms of the GNU General Public License as published by 10# the Free Software Foundation; either version 2 of the License, or 11# (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program. If not, see <http://www.gnu.org/licenses/>. 20# 21 22# creator 23owner=mreitz@redhat.com 24 25seq=$(basename $0) 26echo "QA output created by $seq" 27 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_qemu 33 _cleanup_test_img 34 _rm_test_img "$TEST_IMG.overlay0" 35 _rm_test_img "$TEST_IMG.overlay1" 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and qemu instance handling 40. ./common.rc 41. ./common.filter 42. ./common.qemu 43 44_supported_fmt qcow2 45_supported_proto file fuse 46 47_require_devices scsi-hd 48_require_one_device_of virtio-scsi-pci virtio-scsi-ccw 49 50IMG_SIZE=64K 51 52_make_test_img $IMG_SIZE 53TEST_IMG="$TEST_IMG.overlay0" _make_test_img -b "$TEST_IMG" -F $IMGFMT $IMG_SIZE 54TEST_IMG="$TEST_IMG.overlay1" _make_test_img -b "$TEST_IMG" -F $IMGFMT $IMG_SIZE 55 56# So that we actually have something to mirror and the job does not return 57# immediately (which may be bad because then we cannot know whether the 58# 'return' or the 'BLOCK_JOB_READY' comes first). 59$QEMU_IO -c 'write 0 42' "$TEST_IMG.overlay0" | _filter_qemu_io 60 61# We cannot use virtio-blk here because that does not actually set the attached 62# BB's AioContext in qtest mode 63_launch_qemu \ 64 -object iothread,id=iothr \ 65 -blockdev node-name=source,driver=$IMGFMT,file.driver=file,file.filename="$TEST_IMG.overlay0" \ 66 -device virtio-scsi,id=scsi-bus,iothread=iothr \ 67 -device scsi-hd,bus=scsi-bus.0,drive=source 68 69_send_qemu_cmd $QEMU_HANDLE \ 70 "{ 'execute': 'qmp_capabilities' }" \ 71 'return' 72 73_send_qemu_cmd $QEMU_HANDLE \ 74 "{ 'execute': 'drive-mirror', 75 'arguments': { 76 'job-id': 'mirror', 77 'device': 'source', 78 'target': '$TEST_IMG.overlay1', 79 'mode': 'existing', 80 'sync': 'top' 81 } }" \ 82 'BLOCK_JOB_READY' 83 84# The backing BDS should be assigned the overlay's AioContext 85_send_qemu_cmd $QEMU_HANDLE \ 86 "{ 'execute': 'block-job-complete', 87 'arguments': { 'device': 'mirror' } }" \ 88 'BLOCK_JOB_COMPLETED' 89 90_send_qemu_cmd $QEMU_HANDLE \ 91 "{ 'execute': 'quit' }" \ 92 'return' 93 94wait=yes _cleanup_qemu 95 96# success, all done 97echo '*** done' 98rm -f $seq.full 99status=0