def test_get_default_interface_parent_none(self):
if1 = KnownHostInterface(
ifname="eth0",
attach_type=InterfaceAttachType.MACVLAN,
attach_name="eth0",
dhcp_enabled=False,
)
if2 = KnownHostInterface(
ifname="br0",
attach_type=InterfaceAttachType.BRIDGE,
attach_name="br0",
dhcp_enabled=False,
)
driver = make_pod_driver_base()
self.assertIsNone(driver.get_default_interface_parent([if1, if2]))
def get_known_host_interfaces(host: Node) -> list:
"""Given the specified host node, calculates each KnownHostInterface.
:return: a list of KnownHostInterface objects for the specified Node.
"""
interfaces = host.interface_set.all()
result = []
for interface in interfaces:
ifname = interface.name
if interface.type == INTERFACE_TYPE.BRIDGE:
attach_type = InterfaceAttachType.BRIDGE
else:
attach_type = InterfaceAttachType.MACVLAN
dhcp_enabled = False
vlan = interface.vlan
if vlan is not None:
if vlan.dhcp_on:
dhcp_enabled = True
elif vlan.relay_vlan is not None:
if vlan.relay_vlan.dhcp_on:
dhcp_enabled = True
result.append(
KnownHostInterface(ifname=ifname,
attach_type=attach_type,
dhcp_enabled=dhcp_enabled))
return result
def make_interface(attach_type):
name = factory.make_name()
return KnownHostInterface(
ifname=name,
attach_type=attach_type,
attach_name=name,
dhcp_enabled=True,
)
def test_get_default_interface_parent_only_dhcp_enabled(self):
if1 = KnownHostInterface(
ifname="eth0",
attach_type=InterfaceAttachType.MACVLAN,
attach_name="eth0",
dhcp_enabled=False,
)
if2 = KnownHostInterface(
ifname="br0",
attach_type=InterfaceAttachType.BRIDGE,
attach_name="br0",
dhcp_enabled=False,
)
if3 = KnownHostInterface(
ifname="eth1",
attach_type=InterfaceAttachType.MACVLAN,
attach_name="eth1",
dhcp_enabled=True,
)
driver = make_pod_driver_base()
self.assertEqual(driver.get_default_interface_parent([if1, if2, if3]),
if3)
def get_known_host_interfaces(pod: Pod) -> list:
"""Given the specified pod, calculates its host's KnownHostInterfaces.
:return: a list of KnownHostInterface objects for the specified pod.
"""
host = pod.host
if host is None:
return []
interfaces = host.interface_set.all()
result = []
for interface in interfaces:
ifname = interface.name
attach_name = ifname
attach_vlan = None
if interface.type == INTERFACE_TYPE.BRIDGE:
attach_type = InterfaceAttachType.BRIDGE
else:
if pod.power_type == "lxd" and interface_supports_sriov(interface):
# For LXD we prefer SR-IOV over MACVLAN if the NIC
# supports it. In the future, we should support both and
# allow the user to choose what to use, since SR-IOV
# needs to be setup properly before it can be used.
attach_type = InterfaceAttachType.SRIOV
if interface.type == INTERFACE_TYPE.VLAN:
attach_name = interface.parents.get().name
attach_vlan = interface.vlan.vid
else:
attach_type = InterfaceAttachType.MACVLAN
dhcp_enabled = False
vlan = interface.vlan
if vlan is not None:
if vlan.dhcp_on:
dhcp_enabled = True
elif vlan.relay_vlan is not None:
if vlan.relay_vlan.dhcp_on:
dhcp_enabled = True
result.append(
KnownHostInterface(
ifname=ifname,
attach_type=attach_type,
attach_name=attach_name,
attach_vlan=attach_vlan,
dhcp_enabled=dhcp_enabled,
)
)
return result
def test_machine_asdict(self):
hostname = factory.make_name("hostname")
cores = random.randint(1, 8)
cpu_speed = random.randint(1000, 2000)
memory = random.randint(4096, 8192)
interfaces = [RequestedMachineInterface() for _ in range(3)]
known_host_interfaces = [KnownHostInterface() for _ in range(3)]
block_devices = [
RequestedMachineBlockDevice(
size=random.randint(512, 1024),
tags=[factory.make_name("tag") for _ in range(3)],
) for _ in range(3)
]
machine = RequestedMachine(
hostname=hostname,
architecture="amd64/generic",
cores=cores,
cpu_speed=cpu_speed,
memory=memory,
interfaces=interfaces,
known_host_interfaces=known_host_interfaces,
block_devices=block_devices,
)
self.assertThat(
machine.asdict(),
MatchesDict({
"hostname":
Equals(hostname),
"architecture":
Equals("amd64/generic"),
"cores":
Equals(cores),
"cpu_speed":
Equals(cpu_speed),
"memory":
Equals(memory),
"interfaces":
MatchesListwise([
MatchesDict({
"ifname":
Is(None),
"requested_ips":
Equals([]),
"ip_mode":
Is(None),
"attach_name":
Equals(interface.attach_name),
"attach_type":
Equals(interface.attach_type),
"attach_options":
Equals(interface.attach_options),
}) for interface in interfaces
]),
"known_host_interfaces":
MatchesListwise([
MatchesDict({
"ifname":
Equals(known_host_interface.ifname),
"attach_type":
Equals(known_host_interface.attach_type),
"dhcp_enabled":
Equals(False),
}) for known_host_interface in known_host_interfaces
]),
"block_devices":
MatchesListwise([
MatchesDict({
"size": Equals(block_device.size),
"tags": Equals(block_device.tags),
}) for block_device in block_devices
]),
}),
)
