def __init__(self, args):
super(VCPUPinTest, self).__init__()
self.args = args
creds = get_credentials(args)
self.creds = creds
self.check_args(creds)
self.numa = NUMA(**creds) # Create a NUMA object
self.numa.clean() # make sure we have a clean system
self.logger = glob_logger
# 1. First, make sure our system is enabled for vcpu pinning. We assume that our environment
# is a nested virtual environment with 2 L1 hypervisors running on the L0 baremetal host.
# First, get the virsh capabilities from the baremetal.
self.computes = get_computes(args)
self.nested = False
if len(self.computes[0]) > 1:
self.nested = True
ensure_nested_support(self.computes)
tenant_name = args.tenant_name
auth_url = args.auth_url
password = args.password
creds = {
"username": username,
"tenant_name": tenant_name,
"auth_url": auth_url,
"password": password
}
missing = [k for k, v in creds.items() if v is None]
for m in missing:
glob_logger.error(
"Must supply --{} or have value in environment".format(m))
raise ArgumentError("Argument {} not supplied for credentials".format(m))
numa = NUMA(**creds) # Create a NUMA object
numa.clean() # make sure we have a clean system
# Create a new flavor that will have the extra specs we need
numa_flavor = numa.create_flavor("numa_flavor",
ram=ram,
vcpus=vcpus,
disksize=disk,
specs=None)
# Modify the flavor with the appropriate extra_specs
numa_flavor = numa.create_numa_topo_extra_specs(flv=numa_flavor, numa_nodes=1)
# Now we have a flavor with 2 NUMA nodes defined. You can display the extra_specs
extra_specs = numa_flavor.get_keys()
glob_logger.info(str(extra_specs))
dest = "root@{}:/etc/nova/nova.conf".format(cmpt)
res = scp(src, dest)
# TODO: Add the NUMATopologyFilter to the default_scheduler_filter list
nova_conf = get_nova_conf(host)
lines = get_cfg("scheduler_default_filters", nova_conf)
lines_ = list(filter(lambda l: l.comment is None, lines))
if not lines_:
glob_logger.error("Unable to get")
# restart nova
pci.openstack_service(cmpt, "restart", "nova")
# Setup example
creds = read_rc_file(args.server, "/root/keystonerc_admin")
# Now, we create a PCI flavor and attempt to boot
numa = NUMA(**creds)
flv = numa.create_flavor("pci_small", ram=512, vcpus=1)
pci_pass_flv = numa.create_pci_flavor(alias_name, flv=flv)
glob_logger.info(str(pci_pass_flv.get_keys()))
guest = numa.boot_instance(flv=pci_pass_flv, name="pci-testing")
instance = numa.discover(guests=[guest])[0]
# TODO verify the instance is actually using
xmldump = instance.dumpxml()
dump = untangle.parse(xmldump)
