def test__sets_external_dhcp_when_not_managed_vlan(self):
rack_controller = factory.make_RackController(interface=False)
interface = factory.make_Interface(INTERFACE_TYPE.PHYSICAL,
node=rack_controller)
dhcp_ip = factory.make_ip_address()
update_foreign_dhcp(rack_controller.system_id, interface.name, dhcp_ip)
self.assertEquals(dhcp_ip, reload_object(interface.vlan).external_dhcp)
def test__clears_external_dhcp_on_vlan(self):
rack_controller = factory.make_RackController(interface=False)
interface = factory.make_Interface(INTERFACE_TYPE.PHYSICAL,
node=rack_controller)
interface.vlan.external_dhcp = factory.make_ip_address()
interface.vlan.save()
update_foreign_dhcp(rack_controller.system_id, interface.name, None)
self.assertIsNone(reload_object(interface.vlan).external_dhcp)
def test__logs_warning_for_external_dhcp_on_interface_no_vlan(self):
rack_controller = factory.make_RackController(interface=False)
interface = factory.make_Interface(
INTERFACE_TYPE.PHYSICAL, node=rack_controller)
dhcp_ip = factory.make_ip_address()
interface.vlan = None
interface.save()
logger = self.useFixture(FakeLogger())
update_foreign_dhcp(
rack_controller.system_id, interface.name, dhcp_ip)
self.assertThat(logger.output, DocTestMatches(
"...DHCP server on an interface with no VLAN defined..."))
def test__clears_external_dhcp_when_managed_vlan(self):
rack_controller = factory.make_RackController(interface=False)
fabric = factory.make_Fabric()
vlan = fabric.get_default_vlan()
interface = factory.make_Interface(
INTERFACE_TYPE.PHYSICAL, node=rack_controller, vlan=vlan)
subnet = factory.make_Subnet()
dhcp_ip = factory.pick_ip_in_Subnet(subnet)
vlan.dhcp_on = True
vlan.primary_rack = rack_controller
vlan.external_dhcp = dhcp_ip
vlan.save()
factory.make_StaticIPAddress(
alloc_type=IPADDRESS_TYPE.STICKY, ip=dhcp_ip,
subnet=subnet, interface=interface)
update_foreign_dhcp(
rack_controller.system_id, interface.name, dhcp_ip)
self.assertIsNone(reload_object(interface.vlan).external_dhcp)
def test__doesnt_fail_if_interface_missing(self):
rack_controller = factory.make_RackController()
# No error should be raised.
update_foreign_dhcp(rack_controller.system_id,
factory.make_name("eth"), None)