capd: set machine addresses

Signed-off-by: Andrew Sy Kim <[email protected]>

test/infrastructure/docker/api/v1alpha3/dockermachine_types.go

@@ -76,6 +76,9 @@ type DockerMachineStatus struct {
 	// +optional
 	Ready bool `json:"ready"`
 
+	// Addresses contains the associated addresses for the docker machine.
+	Addresses []clusterv1.MachineAddress `json:"addresses,omitempty"`
+
 	// LoadBalancerConfigured denotes that the machine has been
 	// added to the load balancer
 	// +optional

test/infrastructure/docker/config/crd/bases/infrastructure.cluster.x-k8s.io_dockermachines.yaml

@@ -82,6 +82,25 @@ spec:
           status:
             description: DockerMachineStatus defines the observed state of DockerMachine
             properties:
+              addresses:
+                description: Addresses contains the associated addresses for the docker
+                  machine.
+                items:
+                  description: MachineAddress contains information for the node's
+                    address.
+                  properties:
+                    address:
+                      description: The machine address.
+                      type: string
+                    type:
+                      description: Machine address type, one of Hostname, ExternalIP
+                        or InternalIP.
+                      type: string
+                  required:
+                  - address
+                  - type
+                  type: object
+                type: array
               conditions:
                 description: Conditions defines current service state of the DockerMachine.
                 items:

test/infrastructure/docker/controllers/dockermachine_controller.go

@@ -264,6 +264,28 @@ func (r *DockerMachineReconciler) reconcileNormal(ctx context.Context, machine *
 	// Update the BootstrapExecSucceededCondition condition
 	conditions.MarkTrue(dockerMachine, infrav1.BootstrapExecSucceededCondition)
 
+	// set address in machine status
+	machineAddress, err := externalMachine.Address()
+	if err != nil {
+		r.Log.Error(err, "failed to patch the Kubernetes node with the machine address")
+		return ctrl.Result{RequeueAfter: 5 * time.Second}, nil
+	}
+
+	dockerMachine.Status.Addresses = []clusterv1.MachineAddress{
+		{
+			Type:    clusterv1.MachineHostName,
+			Address: externalMachine.ContainerName(),
+		},
+		{
+			Type:    clusterv1.MachineInternalIP,
+			Address: machineAddress,
+		},
+		{
+			Type:    clusterv1.MachineExternalIP,
+			Address: machineAddress,
+		},
+	}
+
 	// Usually a cloud provider will do this, but there is no docker-cloud provider.
 	// Requeue if there is an error, as this is likely momentary load balancer
 	// state changes during control plane provisioning.

test/infrastructure/docker/docker/machine.go

@@ -104,6 +104,15 @@ func (m *Machine) ProviderID() string {
 	return fmt.Sprintf("docker:////%s", m.ContainerName())
 }
 
+func (m *Machine) Address() (string, error) {
+	ipv4, _, err := m.container.IP(context.TODO())
+	if err != nil {
+		return "", err
+	}
+
+	return ipv4, nil
+}
+
 // Create creates a docker container hosting a Kubernetes node.
 func (m *Machine) Create(ctx context.Context, role string, version *string, mounts []infrav1.Mount) error {
 	// Create if not exists.