def configure(self, virtapi):
# (dscannell) import the libvirt module to ensure that the the
# libvirt flags can be read in.
from nova.virt.libvirt.driver import LibvirtDriver
self.determine_openstack_user()
# Two libvirt drivers are created for the two different cases:
# migration: When doing a migration we attempt to keep everything
# the same as a regular boot. In this case we just use
# the regular driver without modifications.
#
# launch: When doing a launch we dealing exclusively with qcow2
# images. We need to replace the regular image backend
# with the LaunchImageBackend that will force exclusive
# use of qcow2.
launch_libvirt_conn = LibvirtDriver(virtapi, read_only=False)
launch_libvirt_conn.image_backend = LaunchImageBackend(CONF.use_cow_images)
self.libvirt_connections = {'migration': LibvirtDriver(virtapi, read_only=False),
'launch': launch_libvirt_conn}
vms_config = self.vmsapi.config()
# It doesn't matter which libvirt connection we use because the uri
# should be the same in either case.
vms_config.MANAGEMENT['connection_url'] = launch_libvirt_conn.uri()
self.vmsapi.select_hypervisor('libvirt')
def configure(self, virtapi):
# (dscannell) import the libvirt module to ensure that the the
# libvirt flags can be read in.
from nova.virt.libvirt.driver import LibvirtDriver
self.determine_openstack_user()
# Two libvirt drivers are created for the two different cases:
# migration: When doing a migration we attempt to keep everything
# the same as a regular boot. In this case we just use
# the regular driver without modifications.
#
# launch: When doing a launch we dealing exclusively with qcow2
# images. We need to replace the regular image backend
# with the LaunchImageBackend that will force exclusive
# use of qcow2.
launch_libvirt_conn = LibvirtDriver(virtapi, read_only=False)
launch_libvirt_conn.image_backend = LaunchImageBackend(CONF.use_cow_images)
self.libvirt_connections = {'migration': LibvirtDriver(virtapi, read_only=False),
'launch': launch_libvirt_conn}
libvirt_uri = launch_libvirt_conn.uri()
self.vmsapi.configure(
vms_api.Vmsctl(vms_platform='libvirt',
management_options={'connection_url': libvirt_uri}))
def configure(self, virtapi):
# (dscannell) import the libvirt module to ensure that the the
# libvirt flags can be read in.
from nova.virt.libvirt.driver import LibvirtDriver
self.determine_openstack_user()
# Two libvirt drivers are created for the two different cases:
# migration: When doing a migration we attempt to keep everything
# the same as a regular boot. In this case we just use
# the regular driver without modifications.
#
# launch: When doing a launch we dealing exclusively with qcow2
# images. We need to replace the regular image backend
# with the LaunchImageBackend that will force exclusive
# use of qcow2.
launch_libvirt_conn = LibvirtDriver(virtapi, read_only=False)
launch_libvirt_conn.image_backend = LaunchImageBackend(
CONF.use_cow_images)
self.libvirt_connections = {
'migration': LibvirtDriver(virtapi, read_only=False),
'launch': launch_libvirt_conn
}
libvirt_uri = launch_libvirt_conn.uri()
self.vmsapi.configure(
vms_api.Vmsctl(vms_platform='libvirt',
management_options={'connection_url': libvirt_uri}))
def _gen_stats(self):
"""Return currently known host stats"""
disk_usage = psutil.disk_usage('/')
local_gb = disk_usage.total / GB
local_gb_used = disk_usage.used / GB
disk_available_least = disk_usage.free / GB
mem_usage = psutil.virtual_memory()
memory_mb = mem_usage.total / MB
memory_mb_used = mem_usage.used / MB
# list of (arch, hypervisor_type, vm_mode)
capabilities = [('ppc', 'dynamips', 'ios')]
return {
'vcpus': LibvirtDriver.get_vcpu_total(),
'vcpus_used': self.get_vcpu_used(),
'cpu_info': '{}',
'disk_total': disk_usage.total,
'disk_used': disk_usage.used,
'disk_available': disk_usage.free,
'host_memory_total': mem_usage.total,
'host_memory_free': mem_usage.free,
'memory_mb': memory_mb,
'memory_mb_used': memory_mb_used,
'local_gb': local_gb,
'local_gb_used': local_gb_used,
'disk_available_least': disk_available_least,
'hypervisor_type': 'dynamips',
'hypervisor_version': '0.2.7+',
'hypervisor_hostname': '',
'supported_instances': capabilities
}
def configure(self):
# (dscannell) import the libvirt module to ensure that the the
# libvirt flags can be read in.
from nova.virt.libvirt.driver import LibvirtDriver
self.determine_openstack_user()
self.libvirt_conn = LibvirtDriver(False)
vms_config = self.vmsapi.config()
vms_config.MANAGEMENT['connection_url'] = self.libvirt_conn.uri
self.vmsapi.select_hypervisor('libvirt')
def _gen_stats(self):
"""Return currently known host stats"""
disk_usage = psutil.disk_usage('/')
local_gb = disk_usage.total / GB
local_gb_used = disk_usage.used / GB
disk_available_least = disk_usage.free / GB
mem_usage = psutil.virtual_memory()
memory_mb = mem_usage.total / MB
memory_mb_used = mem_usage.used / MB
# list of (arch, hypervisor_type, vm_mode)
capabilities = [
('ppc', 'dynamips', 'ios')
]
return {
'vcpus': LibvirtDriver.get_vcpu_total(),
'vcpus_used': self.get_vcpu_used(),
'cpu_info': '{}',
'disk_total': disk_usage.total,
'disk_used': disk_usage.used,
'disk_available': disk_usage.free,
'host_memory_total': mem_usage.total,
'host_memory_free': mem_usage.free,
'memory_mb': memory_mb,
'memory_mb_used': memory_mb_used,
'local_gb': local_gb,
'local_gb_used': local_gb_used,
'disk_available_least': disk_available_least,
'hypervisor_type': 'dynamips',
'hypervisor_version': '0.2.7+',
'hypervisor_hostname': '',
'supported_instances': capabilities}