2 # Test virtio-scsi and virtio-blk queue settings for all machine types
4 # Copyright (c) 2019 Virtuozzo International GmbH
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.
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.
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/>.
25 sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'python'))
26 from qemu.machine import QEMUMachine
27 from avocado_qemu import Test
28 from avocado import skip
30 #list of machine types and virtqueue properties to test
31 VIRTIO_SCSI_PROPS = {'seg_max_adjust': 'seg_max_adjust'}
32 VIRTIO_BLK_PROPS = {'seg_max_adjust': 'seg-max-adjust'}
34 DEV_TYPES = {'virtio-scsi-pci': VIRTIO_SCSI_PROPS,
35 'virtio-blk-pci': VIRTIO_BLK_PROPS}
37 VM_DEV_PARAMS = {'virtio-scsi-pci': ['-device', 'virtio-scsi-pci,id=scsi0'],
38 'virtio-blk-pci': ['-device',
39 'virtio-blk-pci,id=scsi0,drive=drive0',
41 'driver=null-co,id=drive0,if=none']}
44 class VirtioMaxSegSettingsCheck(Test):
46 def make_pattern(props):
47 pattern_items = ['{0} = \w+'.format(prop) for prop in props]
48 return '|'.join(pattern_items)
50 def query_virtqueue(self, vm, dev_type_name):
55 output = vm.command('human-monitor-command',
56 command_line = 'info qtree')
57 props_list = DEV_TYPES[dev_type_name].values();
58 pattern = self.make_pattern(props_list)
59 res = re.findall(pattern, output)
61 if len(res) != len(props_list):
62 props_list = set(props_list)
64 not_found = props_list.difference(res)
65 not_found = ', '.join(not_found)
66 error = '({0}): The following properties not found: {1}'\
67 .format(dev_type_name, not_found)
74 return query_ok, props, error
76 def check_mt(self, mt, dev_type_name):
77 mt['device'] = dev_type_name # Only for the debug() call.
78 logger = logging.getLogger('machine')
80 with QEMUMachine(self.qemu_bin) as vm:
81 vm.set_machine(mt["name"])
82 vm.add_args('-nodefaults')
83 for s in VM_DEV_PARAMS[dev_type_name]:
87 query_ok, props, error = self.query_virtqueue(vm, dev_type_name)
90 error = sys.exc_info()[0]
93 self.fail('machine type {0}: {1}'.format(mt['name'], error))
95 for prop_name, prop_val in props.items():
96 expected_val = mt[prop_name]
97 self.assertEqual(expected_val, prop_val)
100 def seg_max_adjust_enabled(mt):
101 # machine types >= 5.0 should have seg_max_adjust = true
102 # others seg_max_adjust = false
105 # machine types with one line name and name like pc-x.x
109 # machine types like pc-<chip_name>-x.x[.x]
111 ver = ver.split(".");
113 # versions >= 5.0 goes with seg_max_adjust enabled
120 @skip("break multi-arch CI")
121 def test_machine_types(self):
122 # collect all machine types except 'none', 'isapc', 'microvm'
123 with QEMUMachine(self.qemu_bin) as vm:
125 machines = [m['name'] for m in vm.command('query-machines')]
127 machines.remove('none')
128 machines.remove('isapc')
129 machines.remove('microvm')
131 for dev_type in DEV_TYPES:
132 # create the list of machine types and their parameters.
135 if self.seg_max_adjust_enabled(m):
139 mtypes.append({'name': m,
140 DEV_TYPES[dev_type]['seg_max_adjust']: enabled})
142 # test each machine type for a device type
144 self.check_mt(mt, dev_type)