def _validation(self):
shouldStopLibvirt = self._startLibvirt()
try:
compatible = machinetype.compatible_cpu_models()
self.logger.debug(
'Compatible CPU models are: %s',
compatible,
)
supported = (
set([entry['model'] for entry in self.CPU_FAMILIES]) &
set(compatible)
)
# All-in-one want the best cpu between compatible.
# The preference is defined by the order of
# CPU_FAMILIES
# We need to save the corresponding CPU name for cluster
# creation.
for entry in self.CPU_FAMILIES:
if entry['model'] in supported:
self.environment[
oliveconst.CoreEnv.VDSM_CPU
] = entry['name']
break
finally:
if shouldStopLibvirt:
self.services.state(
name=self.LIBVIRTD_SERVICE_NAME,
state=False,
)
def test_libvirt_exception(self):
machinetype.compatible_cpu_models.invalidate()
with MonkeyPatchScope([
(machinetype.libvirtconnection, 'get',
lambda: FailingConnection()),
]):
result = machinetype.compatible_cpu_models()
self.assertEqual(result, [])
def test_cpu_models(self, arch, expected_models):
machinetype.compatible_cpu_models.invalidate()
with MonkeyPatchScope([
(machinetype.cpuarch, 'real', lambda: arch),
(machinetype.libvirtconnection, 'get',
lambda: FakeConnection(arch)),
]):
result = machinetype.compatible_cpu_models()
result = set(result)
expected = set(['model_' + m for m in expected_models])
self.assertEqual(result, expected)
def test_cpu_models(self, arch, expected_models):
machinetype.compatible_cpu_models.invalidate()
with MonkeyPatchScope([
(machinetype.cpuarch, 'real', lambda: arch),
(machinetype.libvirtconnection, 'get',
lambda: FakeConnection(arch)),
]):
result = machinetype.compatible_cpu_models()
result = set(result)
expected = set(['model_' + m for m in expected_models])
self.assertEqual(result, expected)
def _getFlagsAndFeatures():
"""
Read CPU flags from cpuinfo and CPU features from domcapabilities,
and combine them into a single list.
"""
# We need to use both flags (cpuinfo.flags()) and domcapabilites
# (machinetype.cpu_features) because they return different sets
# of flags (domcapabilities also return the content of
# arch_capabilities). The sets overlap, so we convert
# list -> set -> list to remove duplicates.
flags_and_features = list(set(cpuinfo.flags() +
machinetype.cpu_features()))
return flags_and_features + machinetype.compatible_cpu_models()
def _getFlagsAndFeatures():
"""
Read CPU flags from cpuinfo and CPU features from domcapabilities,
and combine them into a single list.
"""
# We need to use both flags (cpuinfo.flags()) and domcapabilites
# (machinetype.cpu_features) because they return different sets
# of flags (domcapabilities also return the content of
# arch_capabilities). The sets overlap, so we convert
# list -> set -> list to remove duplicates.
flags_and_features = list(set(cpuinfo.flags() +
machinetype.cpu_features()))
cpu_models = machinetype.compatible_cpu_models()
# Easier to add here than in Engine:
# If -IBRS suffix is present in any of the compatible CPU models,
# we can assume spec_ctrl feature.
for model in cpu_models:
if model.endswith('-IBRS'):
spec_ctrl = 'spec_ctrl'
if spec_ctrl not in flags_and_features:
flags_and_features.append(spec_ctrl)
break
return flags_and_features + cpu_models
def get():
caps = {}
cpu_topology = numa.cpu_topology()
caps['kvmEnabled'] = str(os.path.exists('/dev/kvm')).lower()
if config.getboolean('vars', 'report_host_threads_as_cores'):
caps['cpuCores'] = str(cpu_topology.threads)
else:
caps['cpuCores'] = str(cpu_topology.cores)
caps['cpuThreads'] = str(cpu_topology.threads)
caps['cpuSockets'] = str(cpu_topology.sockets)
caps['onlineCpus'] = ','.join(cpu_topology.online_cpus)
caps['cpuSpeed'] = cpuinfo.frequency()
caps['cpuModel'] = cpuinfo.model()
caps['cpuFlags'] = ','.join(cpuinfo.flags() +
machinetype.compatible_cpu_models())
caps.update(_getVersionInfo())
net_caps = supervdsm.getProxy().network_caps()
caps.update(net_caps)
try:
caps['hooks'] = hooks.installed()
except:
logging.debug('not reporting hooks', exc_info=True)
caps['operatingSystem'] = osinfo.version()
caps['uuid'] = host.uuid()
caps['packages2'] = osinfo.package_versions()
caps['realtimeKernel'] = osinfo.runtime_kernel_flags().realtime
caps['kernelArgs'] = osinfo.kernel_args()
caps['nestedVirtualization'] = osinfo.nested_virtualization().enabled
caps['emulatedMachines'] = machinetype.emulated_machines(
cpuarch.effective())
caps['ISCSIInitiatorName'] = _getIscsiIniName()
caps['HBAInventory'] = hba.HBAInventory()
caps['vmTypes'] = ['kvm']
caps['memSize'] = str(utils.readMemInfo()['MemTotal'] // 1024)
caps['reservedMem'] = str(
config.getint('vars', 'host_mem_reserve') +
config.getint('vars', 'extra_mem_reserve'))
caps['guestOverhead'] = config.get('vars', 'guest_ram_overhead')
caps['rngSources'] = rngsources.list_available()
caps['numaNodes'] = dict(numa.topology())
caps['numaNodeDistance'] = dict(numa.distances())
caps['autoNumaBalancing'] = numa.autonuma_status()
caps['selinux'] = osinfo.selinux_status()
caps['liveSnapshot'] = 'true'
caps['liveMerge'] = 'true'
caps['kdumpStatus'] = osinfo.kdump_status()
caps['hostdevPassthrough'] = str(hostdev.is_supported()).lower()
# TODO This needs to be removed after adding engine side support
# and adding gdeploy support to enable libgfapi on RHHI by default
caps['additionalFeatures'] = ['libgfapi_supported']
if osinfo.glusterEnabled:
from vdsm.gluster.api import glusterAdditionalFeatures
caps['additionalFeatures'].extend(glusterAdditionalFeatures())
caps['containers'] = containersconnection.is_supported()
caps['hostedEngineDeployed'] = _isHostedEngineDeployed()
caps['hugepages'] = hugepages.supported()
caps['kernelFeatures'] = osinfo.kernel_features()
return caps
def get():
caps = {}
cpu_topology = numa.cpu_topology()
caps['kvmEnabled'] = str(os.path.exists('/dev/kvm')).lower()
if config.getboolean('vars', 'report_host_threads_as_cores'):
caps['cpuCores'] = str(cpu_topology.threads)
else:
caps['cpuCores'] = str(cpu_topology.cores)
caps['cpuThreads'] = str(cpu_topology.threads)
caps['cpuSockets'] = str(cpu_topology.sockets)
caps['onlineCpus'] = ','.join(cpu_topology.online_cpus)
caps['cpuSpeed'] = cpuinfo.frequency()
caps['cpuModel'] = cpuinfo.model()
caps['cpuFlags'] = ','.join(cpuinfo.flags() +
machinetype.compatible_cpu_models())
caps.update(_getVersionInfo())
net_caps = supervdsm.getProxy().network_caps()
caps.update(net_caps)
try:
caps['hooks'] = hooks.installed()
except:
logging.debug('not reporting hooks', exc_info=True)
caps['operatingSystem'] = osinfo.version()
caps['uuid'] = host.uuid()
caps['packages2'] = osinfo.package_versions()
caps['kernelArgs'] = osinfo.kernel_args()
caps['emulatedMachines'] = machinetype.emulated_machines(
cpuarch.effective())
caps['ISCSIInitiatorName'] = _getIscsiIniName()
caps['HBAInventory'] = hba.HBAInventory()
caps['vmTypes'] = ['kvm']
caps['memSize'] = str(utils.readMemInfo()['MemTotal'] / 1024)
caps['reservedMem'] = str(
config.getint('vars', 'host_mem_reserve') +
config.getint('vars', 'extra_mem_reserve'))
caps['guestOverhead'] = config.get('vars', 'guest_ram_overhead')
caps['rngSources'] = rngsources.available_sources()
caps['numaNodes'] = dict(numa.topology())
caps['numaNodeDistance'] = dict(numa.distances())
caps['autoNumaBalancing'] = numa.autonuma_status()
caps['selinux'] = osinfo.selinux_status()
liveSnapSupported = _getLiveSnapshotSupport(cpuarch.effective())
if liveSnapSupported is not None:
caps['liveSnapshot'] = str(liveSnapSupported).lower()
caps['liveMerge'] = str(getLiveMergeSupport()).lower()
caps['kdumpStatus'] = osinfo.kdump_status()
caps['hostdevPassthrough'] = str(hostdev.is_supported()).lower()
caps['additionalFeatures'] = []
if osinfo.glusterEnabled:
from gluster.api import glusterAdditionalFeatures
caps['additionalFeatures'].extend(glusterAdditionalFeatures())
return caps
def get():
caps = {}
cpu_topology = numa.cpu_topology()
caps['kvmEnabled'] = str(os.path.exists('/dev/kvm')).lower()
if config.getboolean('vars', 'report_host_threads_as_cores'):
caps['cpuCores'] = str(cpu_topology.threads)
else:
caps['cpuCores'] = str(cpu_topology.cores)
caps['cpuThreads'] = str(cpu_topology.threads)
caps['cpuSockets'] = str(cpu_topology.sockets)
caps['onlineCpus'] = ','.join(cpu_topology.online_cpus)
caps['cpuSpeed'] = cpuinfo.frequency()
caps['cpuModel'] = cpuinfo.model()
caps['cpuFlags'] = ','.join(cpuinfo.flags() +
machinetype.compatible_cpu_models())
caps.update(_getVersionInfo())
# TODO: Version requests by engine to ease handling of compatibility.
netinfo_data = netinfo_cache.get(compatibility=30600)
caps.update(netinfo_data)
super_caps_networks = supervdsm.getProxy().caps_networks()
caps.update(super_caps_networks)
try:
caps['hooks'] = hooks.installed()
except:
logging.debug('not reporting hooks', exc_info=True)
caps['operatingSystem'] = osinfo.version()
caps['uuid'] = host.uuid()
caps['packages2'] = osinfo.package_versions()
caps['emulatedMachines'] = machinetype.emulated_machines(
cpuarch.effective())
caps['ISCSIInitiatorName'] = _getIscsiIniName()
caps['HBAInventory'] = storage.hba.HBAInventory()
caps['vmTypes'] = ['kvm']
caps['memSize'] = str(utils.readMemInfo()['MemTotal'] / 1024)
caps['reservedMem'] = str(config.getint('vars', 'host_mem_reserve') +
config.getint('vars', 'extra_mem_reserve'))
caps['guestOverhead'] = config.get('vars', 'guest_ram_overhead')
# Verify that our libvirt supports virtio RNG (since 10.0.2-31)
requiredVer = LooseVersion('0.10.2-31')
if 'libvirt' not in caps['packages2']:
libvirtVer = None
else:
libvirtVer = LooseVersion(
'-'.join((caps['packages2']['libvirt']['version'],
caps['packages2']['libvirt']['release'])))
if libvirtVer is None:
logging.debug('VirtioRNG DISABLED: unknown libvirt version')
elif libvirtVer < requiredVer:
logging.debug('VirtioRNG DISABLED: libvirt version %s required >= %s',
libvirtVer, requiredVer)
else:
caps['rngSources'] = vmdevices.core.Rng.available_sources()
caps['numaNodes'] = dict(numa.topology())
caps['numaNodeDistance'] = dict(numa.distances())
caps['autoNumaBalancing'] = numa.autonuma_status()
caps['selinux'] = osinfo.selinux_status()
liveSnapSupported = _getLiveSnapshotSupport(cpuarch.effective())
if liveSnapSupported is not None:
caps['liveSnapshot'] = str(liveSnapSupported).lower()
caps['liveMerge'] = str(getLiveMergeSupport()).lower()
caps['kdumpStatus'] = osinfo.kdump_status()
caps['hostdevPassthrough'] = str(hostdev.is_supported()).lower()
caps['additionalFeatures'] = []
if osinfo.glusterEnabled:
from gluster.api import glusterAdditionalFeatures
caps['additionalFeatures'].extend(glusterAdditionalFeatures())
return caps
def get():
caps = {}
cpu_topology = numa.cpu_topology()
caps['kvmEnabled'] = str(os.path.exists('/dev/kvm')).lower()
if config.getboolean('vars', 'report_host_threads_as_cores'):
caps['cpuCores'] = str(cpu_topology.threads)
else:
caps['cpuCores'] = str(cpu_topology.cores)
caps['cpuThreads'] = str(cpu_topology.threads)
caps['cpuSockets'] = str(cpu_topology.sockets)
caps['onlineCpus'] = ','.join(cpu_topology.online_cpus)
caps['cpuSpeed'] = cpuinfo.frequency()
caps['cpuModel'] = cpuinfo.model()
caps['cpuFlags'] = ','.join(cpuinfo.flags() +
machinetype.compatible_cpu_models())
caps.update(_getVersionInfo())
net_caps = supervdsm.getProxy().network_caps()
caps.update(net_caps)
try:
caps['hooks'] = hooks.installed()
except:
logging.debug('not reporting hooks', exc_info=True)
caps['operatingSystem'] = osinfo.version()
caps['uuid'] = host.uuid()
caps['packages2'] = osinfo.package_versions()
caps['realtimeKernel'] = osinfo.runtime_kernel_flags().realtime
caps['kernelArgs'] = osinfo.kernel_args()
caps['nestedVirtualization'] = osinfo.nested_virtualization().enabled
caps['emulatedMachines'] = machinetype.emulated_machines(
cpuarch.effective())
caps['ISCSIInitiatorName'] = _getIscsiIniName()
caps['HBAInventory'] = hba.HBAInventory()
caps['vmTypes'] = ['kvm']
caps['memSize'] = str(utils.readMemInfo()['MemTotal'] / 1024)
caps['reservedMem'] = str(config.getint('vars', 'host_mem_reserve') +
config.getint('vars', 'extra_mem_reserve'))
caps['guestOverhead'] = config.get('vars', 'guest_ram_overhead')
caps['rngSources'] = rngsources.list_available()
caps['numaNodes'] = dict(numa.topology())
caps['numaNodeDistance'] = dict(numa.distances())
caps['autoNumaBalancing'] = numa.autonuma_status()
caps['selinux'] = osinfo.selinux_status()
liveSnapSupported = _getLiveSnapshotSupport(cpuarch.effective())
if liveSnapSupported is not None:
caps['liveSnapshot'] = str(liveSnapSupported).lower()
caps['liveMerge'] = str(getLiveMergeSupport()).lower()
caps['kdumpStatus'] = osinfo.kdump_status()
caps['hostdevPassthrough'] = str(hostdev.is_supported()).lower()
caps['additionalFeatures'] = []
if osinfo.glusterEnabled:
from vdsm.gluster.api import glusterAdditionalFeatures
caps['additionalFeatures'].extend(glusterAdditionalFeatures())
caps['containers'] = containersconnection.is_supported()
caps['hostedEngineDeployed'] = _isHostedEngineDeployed()
return caps
def get():
caps = {}
cpu_topology = numa.cpu_topology()
caps['kvmEnabled'] = str(os.path.exists('/dev/kvm')).lower()
if config.getboolean('vars', 'report_host_threads_as_cores'):
caps['cpuCores'] = str(cpu_topology.threads)
else:
caps['cpuCores'] = str(cpu_topology.cores)
caps['cpuThreads'] = str(cpu_topology.threads)
caps['cpuSockets'] = str(cpu_topology.sockets)
caps['onlineCpus'] = ','.join(cpu_topology.online_cpus)
caps['cpuSpeed'] = cpuinfo.frequency()
caps['cpuModel'] = cpuinfo.model()
caps['cpuFlags'] = ','.join(cpuinfo.flags() +
machinetype.compatible_cpu_models())
caps.update(_getVersionInfo())
net_caps = supervdsm.getProxy().network_caps()
caps.update(net_caps)
try:
caps['hooks'] = hooks.installed()
except:
logging.debug('not reporting hooks', exc_info=True)
caps['operatingSystem'] = osinfo.version()
caps['uuid'] = host.uuid()
caps['packages2'] = osinfo.package_versions()
caps['realtimeKernel'] = osinfo.runtime_kernel_flags().realtime
caps['kernelArgs'] = osinfo.kernel_args()
caps['nestedVirtualization'] = osinfo.nested_virtualization().enabled
caps['emulatedMachines'] = machinetype.emulated_machines(
cpuarch.effective())
caps['ISCSIInitiatorName'] = _getIscsiIniName()
caps['HBAInventory'] = hba.HBAInventory()
caps['vmTypes'] = ['kvm']
caps['memSize'] = str(utils.readMemInfo()['MemTotal'] // 1024)
caps['reservedMem'] = str(config.getint('vars', 'host_mem_reserve') +
config.getint('vars', 'extra_mem_reserve'))
caps['guestOverhead'] = config.get('vars', 'guest_ram_overhead')
caps['rngSources'] = rngsources.list_available()
caps['numaNodes'] = dict(numa.topology())
caps['numaNodeDistance'] = dict(numa.distances())
caps['autoNumaBalancing'] = numa.autonuma_status()
caps['selinux'] = osinfo.selinux_status()
caps['liveSnapshot'] = 'true'
caps['liveMerge'] = 'true'
caps['kdumpStatus'] = osinfo.kdump_status()
caps['hostdevPassthrough'] = str(hostdev.is_supported()).lower()
# TODO This needs to be removed after adding engine side support
# and adding gdeploy support to enable libgfapi on RHHI by default
caps['additionalFeatures'] = ['libgfapi_supported']
if osinfo.glusterEnabled:
from vdsm.gluster.api import glusterAdditionalFeatures
caps['additionalFeatures'].extend(glusterAdditionalFeatures())
caps['hostedEngineDeployed'] = _isHostedEngineDeployed()
caps['hugepages'] = hugepages.supported()
caps['kernelFeatures'] = osinfo.kernel_features()
caps['vncEncrypted'] = _isVncEncrypted()
caps['backupEnabled'] = False
try:
caps["connector_info"] = managedvolume.connector_info()
except se.ManagedVolumeNotSupported as e:
logging.info("managedvolume not supported: %s", e)
except se.ManagedVolumeHelperFailed as e:
logging.exception("Error getting managedvolume connector info: %s", e)
return caps
