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133 lines
3.3 KiB
133 lines
3.3 KiB
package cloudprovider
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import (
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"context"
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"reflect"
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"testing"
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"github.com/k3s-io/k3s/pkg/version"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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cloudprovider "k8s.io/cloud-provider"
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)
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func Test_UnitK3sInstanceMetadata(t *testing.T) {
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nodeName := "test-node"
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nodeInternalIP := "10.0.0.1"
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nodeExternalIP := "1.2.3.4"
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tests := []struct {
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name string
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node *corev1.Node
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want *cloudprovider.InstanceMetadata
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wantErr bool
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}{
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{
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name: "No Annotations",
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node: &corev1.Node{},
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wantErr: true,
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},
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{
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name: "Internal IP",
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node: &corev1.Node{
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ObjectMeta: metav1.ObjectMeta{
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Name: nodeName,
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Annotations: map[string]string{
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InternalIPKey: nodeInternalIP,
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},
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},
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},
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want: &cloudprovider.InstanceMetadata{
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InstanceType: version.Program,
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ProviderID: version.Program + "://" + nodeName,
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NodeAddresses: []corev1.NodeAddress{
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{Type: corev1.NodeInternalIP, Address: nodeInternalIP},
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},
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},
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},
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{
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name: "Internal IP, External IP",
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node: &corev1.Node{
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ObjectMeta: metav1.ObjectMeta{
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Name: nodeName,
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Annotations: map[string]string{
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InternalIPKey: nodeInternalIP,
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ExternalIPKey: nodeExternalIP,
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},
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},
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},
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want: &cloudprovider.InstanceMetadata{
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InstanceType: version.Program,
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ProviderID: version.Program + "://" + nodeName,
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NodeAddresses: []corev1.NodeAddress{
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{Type: corev1.NodeInternalIP, Address: nodeInternalIP},
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{Type: corev1.NodeExternalIP, Address: nodeExternalIP},
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},
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},
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},
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{
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name: "Internal IP, External IP, Hostname",
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node: &corev1.Node{
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ObjectMeta: metav1.ObjectMeta{
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Name: nodeName,
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Annotations: map[string]string{
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InternalIPKey: nodeInternalIP,
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ExternalIPKey: nodeExternalIP,
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HostnameKey: nodeName + ".example.com",
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},
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},
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},
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want: &cloudprovider.InstanceMetadata{
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InstanceType: version.Program,
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ProviderID: version.Program + "://" + nodeName,
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NodeAddresses: []corev1.NodeAddress{
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{Type: corev1.NodeInternalIP, Address: nodeInternalIP},
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{Type: corev1.NodeExternalIP, Address: nodeExternalIP},
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{Type: corev1.NodeHostName, Address: nodeName + ".example.com"},
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},
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},
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},
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{
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name: "Custom Metadata",
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node: &corev1.Node{
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ObjectMeta: metav1.ObjectMeta{
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Name: nodeName,
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Annotations: map[string]string{
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InternalIPKey: nodeInternalIP,
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},
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Labels: map[string]string{
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corev1.LabelInstanceTypeStable: "test.t1",
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corev1.LabelTopologyRegion: "region",
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corev1.LabelTopologyZone: "zone",
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},
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},
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Spec: corev1.NodeSpec{
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ProviderID: "test://i-abc",
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},
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},
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want: &cloudprovider.InstanceMetadata{
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InstanceType: "test.t1",
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ProviderID: "test://i-abc",
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NodeAddresses: []corev1.NodeAddress{
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{Type: corev1.NodeInternalIP, Address: nodeInternalIP},
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},
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Region: "region",
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Zone: "zone",
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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k := &k3s{}
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got, err := k.InstanceMetadata(context.Background(), tt.node)
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if (err != nil) != tt.wantErr {
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t.Errorf("k3s.InstanceMetadata() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("k3s.InstanceMetadata() = %+v\nWant = %+v", got, tt.want)
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}
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})
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}
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}
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