| 1 | #!/usr/bin/env python3 |
| 2 | # group: rw quick |
| 3 | # |
| 4 | # Copyright (C) 2018 Red Hat, Inc. |
| 5 | # |
| 6 | # This program is free software; you can redistribute it and/or modify |
| 7 | # it under the terms of the GNU General Public License as published by |
| 8 | # the Free Software Foundation; either version 2 of the License, or |
| 9 | # (at your option) any later version. |
| 10 | # |
| 11 | # This program is distributed in the hope that it will be useful, |
| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | # GNU General Public License for more details. |
| 15 | # |
| 16 | # You should have received a copy of the GNU General Public License |
| 17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 18 | # |
| 19 | # Creator/Owner: Stefan Hajnoczi <stefanha@redhat.com> |
| 20 | # |
| 21 | # Check that the runtime NBD server does not crash when stopped after |
| 22 | # blockdev-snapshot-sync. |
| 23 | |
| 24 | import iotests |
| 25 | |
| 26 | iotests.script_initialize(supported_fmts=['generic']) |
| 27 | |
| 28 | with iotests.FilePath('disk.img') as disk_img_path, \ |
| 29 | iotests.FilePath('disk-snapshot.img') as disk_snapshot_img_path, \ |
| 30 | iotests.FilePath('nbd.sock', base_dir=iotests.sock_dir) as nbd_sock_path, \ |
| 31 | iotests.VM() as vm: |
| 32 | |
| 33 | img_size = '10M' |
| 34 | iotests.qemu_img_create('-f', iotests.imgfmt, disk_img_path, img_size) |
| 35 | |
| 36 | iotests.log('Launching VM...') |
| 37 | (vm.add_drive(disk_img_path, 'node-name=drive0-node', interface='none') |
| 38 | .launch()) |
| 39 | |
| 40 | iotests.log('Starting NBD server...') |
| 41 | iotests.log(vm.qmp('nbd-server-start', addr={ |
| 42 | "type": "unix", |
| 43 | "data": { |
| 44 | "path": nbd_sock_path, |
| 45 | } |
| 46 | })) |
| 47 | |
| 48 | iotests.log('Adding NBD export...') |
| 49 | iotests.log(vm.qmp('nbd-server-add', device='drive0-node', writable=True)) |
| 50 | |
| 51 | iotests.log('Creating external snapshot...') |
| 52 | iotests.log(vm.qmp('blockdev-snapshot-sync', |
| 53 | node_name='drive0-node', |
| 54 | snapshot_node_name='drive0-snapshot-node', |
| 55 | snapshot_file=disk_snapshot_img_path)) |
| 56 | |
| 57 | iotests.log('Stopping NBD server...') |
| 58 | iotests.log(vm.qmp('nbd-server-stop')) |