Add Interface property in the API

This is needed in order to uniquely identify allocations
for pods with multiple interfaces. These allocations have
the same podRef.

Signed-off-by: Marcelo Guerrero <marguerr@redhat.com>

doc/crds/whereabouts.cni.cncf.io_ippools.yaml

@@ -46,6 +46,8 @@ spec:
                   properties:
                     id:
                       type: string
+                    ifname:
+                      type: string
                     podref:
                       type: string
                   required:

doc/crds/whereabouts.cni.cncf.io_overlappingrangeipreservations.yaml

@@ -43,10 +43,11 @@ spec:
             properties:
               containerid:
                 type: string
+              ifname:
+                type: string
               podref:
                 type: string
             required:
-            - containerid
             - podref
             type: object
         required:

pkg/api/whereabouts.cni.cncf.io/v1alpha1/ippool_types.go

@@ -24,6 +24,7 @@ func (i IPPool) ParseCIDR() (net.IP, *net.IPNet, error) {
 type IPAllocation struct {
 	ContainerID string `json:"id"`
 	PodRef      string `json:"podref"`
+	IfName      string `json:"ifname,omitempty"`
 }
 
 // +genclient

pkg/api/whereabouts.cni.cncf.io/v1alpha1/overlappingrangeipreservation_types.go

@@ -4,8 +4,9 @@ import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 // OverlappingRangeIPReservationSpec defines the desired state of OverlappingRangeIPReservation
 type OverlappingRangeIPReservationSpec struct {
-	ContainerID string `json:"containerid"`
+	ContainerID string `json:"containerid,omitempty"`
 	PodRef      string `json:"podref"`
+	IfName      string `json:"ifname,omitempty"`
 }
 
 // +genclient