Golang VirtualMachineInterface.GetUuid方法代码示例

// Create floating-ip with 2 vmi references, delete it and verify that
// the back_refs are updated as expected.
func TestDeleteRefs(t *testing.T) {
	db := NewInMemDatabase()

	vmi1 := new(types.VirtualMachineInterface)
	vmi1.SetUuid(uuid.New())
	vmi1.SetName("port1")
	assert.NoError(t, db.Put(vmi1, nil, GetReferenceList(vmi1)))

	vmi2 := new(types.VirtualMachineInterface)
	vmi2.SetUuid(uuid.New())
	vmi2.SetName("port2")
	assert.NoError(t, db.Put(vmi2, nil, GetReferenceList(vmi2)))

	fip := new(types.FloatingIp)
	fip.SetUuid(uuid.New())
	fip.SetName("fip")
	fip.AddVirtualMachineInterface(vmi1)
	fip.AddVirtualMachineInterface(vmi2)
	assert.NoError(t, db.Put(fip, nil, GetReferenceList(fip)))

	assert.Error(t, db.Delete(vmi1))

	result, err := db.GetBackReferences(parseUID(vmi2.GetUuid()), "floating_ip")
	assert.NoError(t, err)
	assert.Len(t, result, 1)

	assert.NoError(t, db.Delete(fip))

	result, err = db.GetBackReferences(parseUID(vmi2.GetUuid()), "floating_ip")
	assert.NoError(t, err)
	assert.Len(t, result, 0)

	assert.NoError(t, db.Delete(vmi1))
	assert.NoError(t, db.Delete(vmi2))
}

func (m *InstanceManager) LocateInterface(
	network *types.VirtualNetwork, instance *types.VirtualMachine) *types.VirtualMachineInterface {
	tenant := network.GetFQName()[len(network.GetFQName())-2]
	fqn := interfaceFQName(m.config.DefaultDomain, tenant, instance.GetName())

	obj, err := m.client.FindByName(
		"virtual-machine-interface", strings.Join(fqn, ":"))

	if err == nil {
		nic := obj.(*types.VirtualMachineInterface)
		// TODO(prm): ensure network is as expected, else update.
		return nic
	}

	nic := new(types.VirtualMachineInterface)
	nic.SetFQName("project", fqn)
	nic.AddVirtualMachine(instance)
	if network != nil {
		nic.AddVirtualNetwork(network)
	}
	err = m.client.Create(nic)
	if err != nil {
		glog.Errorf("Create interface %s: %v", instance.GetName(), err)
		return nil
	}
	obj, err = m.client.FindByUuid(nic.GetType(), nic.GetUuid())
	if err != nil {
		glog.Errorf("Get vmi %s: %v", nic.GetUuid(), err)
		return nil
	}
	return obj.(*types.VirtualMachineInterface)
}

func TestUpdateOne(t *testing.T) {
	db := NewInMemDatabase()

	instance := new(types.VirtualMachine)
	instance.SetUuid(uuid.New())
	instance.SetName("instance")
	assert.NoError(t, db.Put(instance, nil, UIDList{}))

	vmi1 := new(types.VirtualMachineInterface)
	vmi1.SetUuid(uuid.New())
	vmi1.SetName("port1")
	assert.NoError(t, db.Put(vmi1, nil, GetReferenceList(vmi1)))

	vmi1.AddVirtualMachine(instance)
	assert.NoError(t, db.Update(vmi1, GetReferenceList(vmi1)))

	result, err := db.GetBackReferences(parseUID(instance.GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Contains(t, result, parseUID(vmi1.GetUuid()))

	vmi1.ClearVirtualMachine()
	assert.NoError(t, db.Update(vmi1, GetReferenceList(vmi1)))
	result, err = db.GetBackReferences(parseUID(instance.GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, result, 0)
}

func (c *Controller) updateInstanceMetadata(
	pod *api.Pod, nic *types.VirtualMachineInterface, address, gateway string) {
	doUpdate := false

	if pod.Annotations == nil {
		pod.Annotations = make(map[string]string)
		doUpdate = true
	}

	var newValue, oldValue InstanceMetadata
	if data, ok := pod.Annotations[MetadataAnnotationTag]; ok {
		json.Unmarshal([]byte(data), &oldValue)
	}

	newValue.Uuid = nic.GetUuid()
	var mac_address string
	addressArr := nic.GetVirtualMachineInterfaceMacAddresses()
	if len(addressArr.MacAddress) > 0 {
		mac_address = addressArr.MacAddress[0]
	} else {
		glog.Errorf("interface %s: no mac-addresses", nic.GetName())
	}
	newValue.MacAddress = mac_address
	newValue.IpAddress = address
	newValue.Gateway = gateway

	if !doUpdate && reflect.DeepEqual(newValue, oldValue) {
		return
	}

	encoded, err := json.Marshal(&newValue)
	if err != nil {
		glog.Errorf("JSON encode: %v", err)
		return
	}
	pod.Annotations[MetadataAnnotationTag] = string(encoded)
	_, err = c.kube.Pods(pod.Namespace).Update(pod)
	if err != nil {
		// Update will return an error if the pod object that we are
		// working with is stale.
		glog.Infof("Pod Update %s: %v", pod.Name, err)
	}
}

func TestChildrenRefs(t *testing.T) {
	db := NewInMemDatabase()
	project := new(types.Project)
	project.SetUuid(uuid.New())
	project.SetName("p1")
	assert.NoError(t, db.Put(project, nil, GetReferenceList(project)))

	net := new(types.VirtualNetwork)
	net.SetUuid(uuid.New())
	net.SetFQName("project", []string{"p1", "n1"})
	assert.NoError(t, db.Put(net, project, UIDList{}))

	vmi1 := new(types.VirtualMachineInterface)
	vmi1.SetUuid(uuid.New())
	vmi1.SetName("port1")
	vmi1.AddVirtualNetwork(net)
	assert.NoError(t, db.Put(vmi1, project, GetReferenceList(vmi1)))

	vmi2 := new(types.VirtualMachineInterface)
	vmi2.SetUuid(uuid.New())
	vmi2.SetName("port2")
	vmi2.AddVirtualNetwork(net)
	assert.NoError(t, db.Put(vmi2, project, GetReferenceList(vmi2)))

	result, err := db.GetChildren(parseUID(project.GetUuid()), "virtual_network")
	assert.NoError(t, err)
	assert.Len(t, result, 1)

	result, err = db.GetChildren(parseUID(project.GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, result, 2)
	assert.Contains(t, result, parseUID(vmi1.GetUuid()))
	assert.Contains(t, result, parseUID(vmi2.GetUuid()))

	assert.Error(t, db.Delete(project))

	assert.NoError(t, db.Delete(vmi1))
	assert.Error(t, db.Delete(net))
	assert.NoError(t, db.Delete(vmi2))

	assert.NoError(t, db.Delete(net))
	assert.NoError(t, db.Delete(project))
}

func TestReadBackRefs(t *testing.T) {
	client := new(ApiClient)
	client.Init()

	project := new(types.Project)
	project.SetFQName("domain", []string{"default-domain", "p1"})
	assert.NoError(t, client.Create(project))

	net := new(types.VirtualNetwork)
	net.SetFQName("project", []string{"default-domain", "p1", "n1"})
	props := new(types.VirtualNetworkType)
	props.ForwardingMode = "turbo"
	net.SetVirtualNetworkProperties(props)
	assert.NoError(t, client.Create(net))

	vmi1 := new(types.VirtualMachineInterface)
	vmi1.SetFQName("project", []string{"default-domain", "p1", "port1"})
	vmi1.AddVirtualNetwork(net)
	assert.NoError(t, client.Create(vmi1))

	vmi2 := new(types.VirtualMachineInterface)
	vmi2.SetFQName("project", []string{"default-domain", "p1", "port2"})
	vmi2.AddVirtualNetwork(net)
	assert.NoError(t, client.Create(vmi2))

	refs, err := net.GetVirtualMachineInterfaceBackRefs()
	assert.NoError(t, err)
	assert.Len(t, refs, 2)
	idList := make([]string, len(refs))
	for i, ref := range refs {
		idList[i] = ref.Uuid
	}

	assert.Contains(t, idList, vmi1.GetUuid())
	assert.Contains(t, idList, vmi2.GetUuid())

	rProps := net.GetVirtualNetworkProperties()
	assert.Equal(t, "turbo", rProps.ForwardingMode)
}

func (c *Controller) updateInstanceMetadata(
	pod *api.Pod, nic *types.VirtualMachineInterface, address, gateway string) {
	doUpdate := false

	if pod.Annotations == nil {
		pod.Annotations = make(map[string]string)
		doUpdate = true
	}

	if updateElement(pod.Annotations, "nic_uuid", nic.GetUuid()) {
		doUpdate = true
	}
	var mac_address string
	addressArr := nic.GetVirtualMachineInterfaceMacAddresses()
	if len(addressArr.MacAddress) > 0 {
		mac_address = addressArr.MacAddress[0]
	} else {
		glog.Errorf("interface %s: no mac-addresses", nic.GetName())
	}
	if updateElement(pod.Annotations, "mac_address", mac_address) {
		doUpdate = true
	}
	if updateElement(pod.Annotations, "ip_address", address) {
		doUpdate = true
	}
	if updateElement(pod.Annotations, "gateway", gateway) {
		doUpdate = true
	}
	if !doUpdate {
		return
	}

	_, err := c.kube.Pods(pod.Namespace).Update(pod)
	if err != nil {
		// Update will return an error if the pod object that we are
		// working with is stale.
		glog.Infof("Pod Update %s: %v", pod.Name, err)
	}
}

func TestUpdateRefs(t *testing.T) {
	db := NewInMemDatabase()

	var instances [8]*types.VirtualMachine
	for i := 0; i < 8; i++ {
		instance := new(types.VirtualMachine)
		instance.SetUuid(uuid.New())
		instance.SetName(fmt.Sprintf("instance-%d", i))
		assert.NoError(t, db.Put(instance, nil, UIDList{}))
		instances[i] = instance
	}

	vmi1 := new(types.VirtualMachineInterface)
	vmi1.SetUuid(uuid.New())
	vmi1.SetName("port1")
	vmi1.AddVirtualMachine(instances[0])
	vmi1.AddVirtualMachine(instances[1])
	vmi1.AddVirtualMachine(instances[2])
	assert.NoError(t, db.Put(vmi1, nil, GetReferenceList(vmi1)))

	vmi2 := new(types.VirtualMachineInterface)
	vmi2.SetUuid(uuid.New())
	vmi2.SetName("port2")
	vmi2.AddVirtualMachine(instances[2])
	vmi2.AddVirtualMachine(instances[4])
	vmi2.AddVirtualMachine(instances[3])
	assert.NoError(t, db.Put(vmi2, nil, GetReferenceList(vmi2)))

	r2, err := db.GetBackReferences(parseUID(instances[2].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r2, 2)
	assert.Contains(t, r2, parseUID(vmi1.GetUuid()))
	assert.Contains(t, r2, parseUID(vmi2.GetUuid()))

	r3, err := db.GetBackReferences(parseUID(instances[3].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r3, 1)

	vmi2.ClearVirtualMachine()
	vmi2.AddVirtualMachine(instances[4])
	vmi2.AddVirtualMachine(instances[6])
	assert.NoError(t, db.Update(vmi2, GetReferenceList(vmi2)))

	r2, err = db.GetBackReferences(parseUID(instances[2].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r2, 1)
	assert.Contains(t, r2, parseUID(vmi1.GetUuid()))

	r3, err = db.GetBackReferences(parseUID(instances[3].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r3, 0)

	r4, err := db.GetBackReferences(parseUID(instances[4].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r4, 1)
	assert.Contains(t, r4, parseUID(vmi2.GetUuid()))

	vmi1.ClearVirtualMachine()
	vmi1.AddVirtualMachine(instances[0])
	vmi1.AddVirtualMachine(instances[1])
	vmi1.AddVirtualMachine(instances[5])
	vmi1.AddVirtualMachine(instances[4])
	assert.NoError(t, db.Update(vmi1, GetReferenceList(vmi1)))

	r4, err = db.GetBackReferences(parseUID(instances[4].GetUuid()), "virtual_machine_interface")
	assert.NoError(t, err)
	assert.Len(t, r4, 2)
	assert.Contains(t, r4, parseUID(vmi1.GetUuid()))
	assert.Contains(t, r4, parseUID(vmi2.GetUuid()))
}

func TestPodDelete(t *testing.T) {
	client := new(contrail_mocks.ApiClient)
	client.Init()
	allocator := new(mocks.AddressAllocator)
	networkMgr := new(mocks.NetworkManager)
	controller := NewTestController(nil, client, allocator, networkMgr)

	pod := &api.Pod{
		ObjectMeta: api.ObjectMeta{
			Name:      "test",
			Namespace: "testns",
			UID:       kubetypes.UID(uuid.New()),
			Labels: map[string]string{
				"name": "testnet",
			},
		},
	}

	netnsProject := new(types.Project)
	netnsProject.SetUuid(uuid.New())
	netnsProject.SetFQName("", []string{"default-domain", "testns"})
	assert.NoError(t, client.Create(netnsProject))

	instance := new(types.VirtualMachine)
	fqn := []string{"default-domain", "testns", "test"}
	instance.SetFQName("project", fqn)
	instance.SetUuid(string(pod.ObjectMeta.UID))
	assert.NoError(t, client.Create(instance))

	vmi := new(types.VirtualMachineInterface)
	vmi.SetFQName("project", fqn)
	vmi.AddVirtualMachine(instance)
	assert.NoError(t, client.Create(vmi))

	ipObj := new(types.InstanceIp)
	ipObj.SetName("testns_test")
	assert.NoError(t, client.Create(ipObj))

	allocator.On("ReleaseIpAddress", string(pod.ObjectMeta.UID)).Return()
	networkMgr.On("ReleaseNetworkIfEmpty", "testns", "testnet").Return(true, nil)

	shutdown := make(chan struct{})
	go controller.Run(shutdown)

	controller.DeletePod(pod)

	time.Sleep(100 * time.Millisecond)
	type shutdownMsg struct {
	}
	shutdown <- shutdownMsg{}

	if obj, err := client.FindByName("virtual-machine", strings.Join(fqn, ":")); err == nil {
		t.Errorf("virtual-machine object still present %s", obj.GetUuid())
	}
	if obj, err := client.FindByUuid("virtual-machine-interface", vmi.GetUuid()); err == nil {
		t.Errorf("virtual-machine-interface object still present %s", obj.GetUuid())
	}
	if obj, err := client.FindByUuid("instance-ip", ipObj.GetUuid()); err == nil {
		t.Errorf("instance-ip object still present %s", obj.GetUuid())
	}

	allocator.AssertExpectations(t)
}