#!/usr/bin/env python3
# group: quick
# Test hot plugging and unplugging with iothreads
#
# Copyright (C) 2019 Igalia, S.L.
# Author: Alberto Garcia <berto@igalia.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import iotests
import os
nbd_sock = iotests.file_path('nbd.sock', base_dir=iotests.sock_dir)
class TestCase(iotests.QMPTestCase):
test_driver = "null-co"
def required_drivers(self):
return [self.test_driver]
@iotests.skip_if_unsupported(required_drivers)
def setUp(self):
self.vm = iotests.VM()
self.vm.launch()
def tearDown(self):
self.vm.shutdown()
def test1(self):
iotests.log('==Unplug a SCSI disk and then plug it again==')
self.vm.qmp_log('blockdev-add', driver='null-co', read_zeroes=True, node_name='hd0')
self.vm.qmp_log('object-add', qom_type='iothread', id="iothread0")
self.vm.qmp_log('device_add', id='scsi0', driver='virtio-scsi', iothread='iothread0', filters=[iotests.filter_qmp_virtio_scsi])
self.vm.qmp_log('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0')
self.vm.qmp_log('device_del', id='scsi-hd0')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0')
self.vm.qmp_log('device_del', id='scsi-hd0')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('blockdev-del', node_name='hd0')
def test2(self):
iotests.log('==Attach two SCSI disks using the same block device and the same iothread==')
self.vm.qmp_log('blockdev-add', driver='null-co', read_zeroes=True, node_name='hd0', read_only=True)
self.vm.qmp_log('object-add', qom_type='iothread', id="iothread0")
self.vm.qmp_log('device_add', id='scsi0', driver='virtio-scsi', iothread='iothread0', filters=[iotests.filter_qmp_virtio_scsi])
self.vm.qmp_log('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0')
self.vm.qmp_log('device_add', id='scsi-hd1', driver='scsi-hd', drive='hd0')
self.vm.qmp_log('device_del', id='scsi-hd0')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('device_del', id='scsi-hd1')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('blockdev-del', node_name='hd0')
def test3(self):
iotests.log('==Attach two SCSI disks using the same block device but different iothreads==')
self.vm.qmp_log('blockdev-add', driver='null-co', read_zeroes=True, node_name='hd0', read_only=True)
self.vm.qmp_log('object-add', qom_type='iothread', id="iothread0")
self.vm.qmp_log('object-add', qom_type='iothread', id="iothread1")
self.vm.qmp_log('device_add', id='scsi0', driver='virtio-scsi', iothread='iothread0', filters=[iotests.filter_qmp_virtio_scsi])
self.vm.qmp_log('device_add', id='scsi1', driver='virtio-scsi', iothread='iothread1', filters=[iotests.filter_qmp_virtio_scsi])
self.vm.qmp_log('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0', bus="scsi0.0")
self.vm.qmp_log('device_add', id='scsi-hd1', driver='scsi-hd', drive='hd0', bus="scsi1.0")
self.vm.qmp_log('device_del', id='scsi-hd0')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('device_add', id='scsi-hd1', driver='scsi-hd', drive='hd0', bus="scsi1.0")
self.vm.qmp_log('device_del', id='scsi-hd1')
self.vm.event_wait('DEVICE_DELETED')
self.vm.qmp_log('blockdev-del', node_name='hd0')
def test4(self):
iotests.log('==Attach a SCSI disks using the same block device as a NBD server==')
self.vm.qmp_log('blockdev-add', driver='null-co', read_zeroes=True, node_name='hd0', read_only=True)
self.vm.qmp_log('nbd-server-start',
filters=[iotests.filter_qmp_testfiles],
addr={'type':'unix', 'data':{'path':nbd_sock}})
self.vm.qmp_log('nbd-server-add', device='hd0')
self.vm.qmp_log('object-add', qom_type='iothread', id="iothread0")
self.vm.qmp_log('device_add', id='scsi0', driver='virtio-scsi', iothread='iothread0', filters=[iotests.filter_qmp_virtio_scsi])
self.vm.qmp_log('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0')
if __name__ == '__main__':
iotests.activate_logging()
iotests.main()
