class TestDiskInfoPollsters(TestBaseDiskIO):
DISKS = [
virt_inspector.DiskInfo(device="vda1",
capacity=3,
allocation=2,
physical=1),
virt_inspector.DiskInfo(device="vda2",
capacity=4,
allocation=3,
physical=2),
]
TYPE = 'gauge'
def setUp(self):
super(TestDiskInfoPollsters, self).setUp()
self.inspector.inspect_disk_info = mock.Mock(return_value=self.DISKS)
def test_per_disk_capacity(self):
self._check_per_device_samples(disk.PerDeviceCapacityPollster,
'disk.device.capacity', 3, 'vda1')
self._check_per_device_samples(disk.PerDeviceCapacityPollster,
'disk.device.capacity', 4, 'vda2')
def test_per_disk_allocation(self):
self._check_per_device_samples(disk.PerDeviceAllocationPollster,
'disk.device.allocation', 2, 'vda1')
self._check_per_device_samples(disk.PerDeviceAllocationPollster,
'disk.device.allocation', 3, 'vda2')
def test_per_disk_physical(self):
self._check_per_device_samples(disk.PerDevicePhysicalPollster,
'disk.device.usage', 1, 'vda1')
self._check_per_device_samples(disk.PerDevicePhysicalPollster,
'disk.device.usage', 2, 'vda2')
class TestDiskInfoPollsters(TestBaseDiskIO):
DISKS = [
(virt_inspector.Disk(device='vda1'),
virt_inspector.DiskInfo(capacity=3L, allocation=2L, physical=1L)),
(virt_inspector.Disk(device='vda2'),
virt_inspector.DiskInfo(capacity=4L, allocation=3L, physical=2L)),
]
TYPE = 'gauge'
CACHE_KEY = "CACHE_KEY_DISK_INFO"
def setUp(self):
super(TestDiskInfoPollsters, self).setUp()
self.inspector.inspect_disk_info = mock.Mock(return_value=self.DISKS)
def test_disk_capacity(self):
self._check_aggregate_samples(disk.CapacityPollster,
'disk.capacity', 7L,
expected_device=['vda1', 'vda2'])
def test_disk_allocation(self):
self._check_aggregate_samples(disk.AllocationPollster,
'disk.allocation', 5L,
expected_device=['vda1', 'vda2'])
def test_disk_physical(self):
self._check_aggregate_samples(disk.PhysicalPollster,
'disk.usage', 3L,
expected_device=['vda1', 'vda2'])
def test_per_disk_capacity(self):
self._check_per_device_samples(disk.PerDeviceCapacityPollster,
'disk.device.capacity', 3L,
'vda1')
self._check_per_device_samples(disk.PerDeviceCapacityPollster,
'disk.device.capacity', 4L,
'vda2')
def test_per_disk_allocation(self):
self._check_per_device_samples(disk.PerDeviceAllocationPollster,
'disk.device.allocation', 2L,
'vda1')
self._check_per_device_samples(disk.PerDeviceAllocationPollster,
'disk.device.allocation', 3L,
'vda2')
def test_per_disk_physical(self):
self._check_per_device_samples(disk.PerDevicePhysicalPollster,
'disk.device.usage', 1L,
'vda1')
self._check_per_device_samples(disk.PerDevicePhysicalPollster,
'disk.device.usage', 2L,
'vda2')
def inspect_disk_info(self, instance):
domain = self._get_domain_not_shut_off_or_raise(instance)
tree = etree.fromstring(domain.XMLDesc(0))
for disk in tree.findall('devices/disk'):
disk_type = disk.get('type')
if disk_type:
if disk_type == 'network':
LOG.warning(
_LW('Inspection disk usage of network disk '
'%(instance_uuid)s unsupported by libvirt') %
{'instance_uuid': instance.id})
continue
# NOTE(lhx): "cdrom" device associated to the configdrive
# no longer has a "source" element. Releated bug:
# https://bugs.launchpad.net/ceilometer/+bug/1622718
if disk.find('source') is None:
continue
target = disk.find('target')
device = target.get('dev')
if device:
dsk = virt_inspector.Disk(device=device)
block_info = domain.blockInfo(device)
info = virt_inspector.DiskInfo(capacity=block_info[0],
allocation=block_info[1],
physical=block_info[2])
yield (dsk, info)
def inspect_disk_info(self, instance, duration):
domain = self._get_domain_not_shut_off_or_raise(instance)
for device in self._get_disk_devices(domain):
block_info = domain.blockInfo(device)
yield virt_inspector.DiskInfo(device=device,
capacity=block_info[0],
allocation=block_info[1],
physical=block_info[2])
def inspect_disk_info(self, instance, duration):
domain = self._get_domain_not_shut_off_or_raise(instance)
for device in self._get_disk_devices(domain):
block_info = domain.blockInfo(device)
# if vm mount cdrom, libvirt will align by 4K bytes, capacity may
# be smaller than physical, avoid with this.
# https://libvirt.org/html/libvirt-libvirt-domain.html
disk_capacity = max(block_info[0], block_info[2])
yield virt_inspector.DiskInfo(device=device,
capacity=disk_capacity,
allocation=block_info[1],
physical=block_info[2])
def inspect_disk_info(self, instance):
domain = self._get_domain_not_shut_off_or_raise(instance)
tree = etree.fromstring(domain.XMLDesc(0))
for device in filter(bool, [
target.get("dev")
for target in tree.findall('devices/disk/target')
]):
disk = virt_inspector.Disk(device=device)
block_info = domain.blockInfo(device)
info = virt_inspector.DiskInfo(capacity=block_info[0],
allocation=block_info[1],
physical=block_info[2])
yield (disk, info)
def inspect_disk_info(self, instance, duration):
domain = self._get_domain_not_shut_off_or_raise(instance)
tree = etree.fromstring(domain.XMLDesc(0))
for disk in tree.findall('devices/disk'):
# NOTE(lhx): "cdrom" device associated to the configdrive
# no longer has a "source" element. Releated bug:
# https://bugs.launchpad.net/ceilometer/+bug/1622718
if disk.find('source') is None:
continue
target = disk.find('target')
device = target.get('dev')
if device:
block_info = domain.blockInfo(device)
yield virt_inspector.DiskInfo(device=device,
capacity=block_info[0],
allocation=block_info[1],
physical=block_info[2])
def inspect_disk_info(self, instance):
domain = self._get_domain_not_shut_off_or_raise(instance)
tree = etree.fromstring(domain.XMLDesc(0))
for disk in tree.findall('devices/disk'):
disk_type = disk.get('type')
if disk_type:
if disk_type == 'network':
LOG.warning(
_LW('Inspection disk usage of network disk '
'%(instance_uuid)s unsupported by libvirt') %
{'instance_uuid': instance.id})
continue
target = disk.find('target')
device = target.get('dev')
if device:
dsk = virt_inspector.Disk(device=device)
block_info = domain.blockInfo(device)
info = virt_inspector.DiskInfo(capacity=block_info[0],
allocation=block_info[1],
physical=block_info[2])
yield (dsk, info)
