144 lines
3.6 KiB
Bash
Executable File
144 lines
3.6 KiB
Bash
Executable File
#!/bin/bash
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#
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# Live snapshot tests
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#
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# This tests live snapshots of images on a running QEMU instance, using
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# QMP commands. Both single disk snapshots, and transactional group
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# snapshots are performed.
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#
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# Copyright (C) 2014 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=jcody@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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status=1 # failure is the default!
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snapshot_virt0="snapshot-v0.qcow2"
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snapshot_virt1="snapshot-v1.qcow2"
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MAX_SNAPSHOTS=10
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_cleanup()
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{
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_cleanup_qemu
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for i in $(seq 1 ${MAX_SNAPSHOTS})
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do
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rm -f "${TEST_DIR}/${i}-${snapshot_virt0}"
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rm -f "${TEST_DIR}/${i}-${snapshot_virt1}"
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done
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.qemu
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_supported_fmt qcow2
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_supported_proto file
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_supported_os Linux
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# ${1}: unique identifier for the snapshot filename
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function create_single_snapshot()
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{
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cmd="{ 'execute': 'blockdev-snapshot-sync',
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'arguments': { 'device': 'virtio0',
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'snapshot-file':'"${TEST_DIR}/${1}-${snapshot_virt0}"',
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'format': 'qcow2' } }"
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_send_qemu_cmd $h "${cmd}" "return"
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}
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# ${1}: unique identifier for the snapshot filename
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function create_group_snapshot()
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{
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cmd="{ 'execute': 'transaction', 'arguments':
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{'actions': [
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{ 'type': 'blockdev-snapshot-sync', 'data' :
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{ 'device': 'virtio0',
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'snapshot-file': '"${TEST_DIR}/${1}-${snapshot_virt0}"' } },
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{ 'type': 'blockdev-snapshot-sync', 'data' :
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{ 'device': 'virtio1',
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'snapshot-file': '"${TEST_DIR}/${1}-${snapshot_virt1}"' } } ]
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} }"
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_send_qemu_cmd $h "${cmd}" "return"
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}
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size=128M
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_make_test_img $size
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mv "${TEST_IMG}" "${TEST_IMG}.orig"
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_make_test_img $size
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echo
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echo === Running QEMU ===
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echo
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qemu_comm_method="qmp"
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_launch_qemu -drive file="${TEST_IMG}.orig",if=virtio -drive file="${TEST_IMG}",if=virtio
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h=$QEMU_HANDLE
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echo
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echo === Sending capabilities ===
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echo
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_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
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echo
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echo === Create a single snapshot on virtio0 ===
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echo
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create_single_snapshot 1
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echo
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echo === Invalid command - missing device and nodename ===
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echo
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_send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
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'arguments': { 'snapshot-file':'"${TEST_DIR}/1-${snapshot_virt0}"',
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'format': 'qcow2' } }" "error"
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echo
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echo === Invalid command - missing snapshot-file ===
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echo
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_send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
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'arguments': { 'device': 'virtio0',
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'format': 'qcow2' } }" "error"
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echo
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echo
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echo === Create several transactional group snapshots ===
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echo
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for i in $(seq 2 ${MAX_SNAPSHOTS})
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do
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create_group_snapshot ${i}
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done
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# success, all done
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echo "*** done"
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rm -f $seq.full
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status=0
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