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sd k8s: test for sidecar container support in endpoints

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This test is expected to fail, the followup will add the feature

Signed-off-by: bas smit <bsmit@bol.com>
This commit is contained in:
bas smit 2024-09-18 10:38:47 +02:00 committed by Ayoub Mrini
parent d4423b1928
commit 7a90d73fa6
2 changed files with 326 additions and 0 deletions
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164
discovery/kubernetes/endpoints_test.go
View file

@ -1089,3 +1089,167 @@ func TestEndpointsDiscoveryUpdatePod(t *testing.T) {
}, },
}.Run(t) }.Run(t)
} }
func TestEndpointsDiscoverySidecarContainer(t *testing.T) {
objs := []runtime.Object{
&v1.Endpoints{
ObjectMeta: metav1.ObjectMeta{
Name: "testsidecar",
Namespace: "default",
},
Subsets: []v1.EndpointSubset{
{
Addresses: []v1.EndpointAddress{
{
IP: "4.3.2.1",
TargetRef: &v1.ObjectReference{
Kind: "Pod",
Name: "testpod",
Namespace: "default",
},
},
},
Ports: []v1.EndpointPort{
{
Name: "testport",
Port: 9000,
Protocol: v1.ProtocolTCP,
},
{
Name: "initport",
Port: 9111,
Protocol: v1.ProtocolTCP,
},
},
},
},
},
&v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "testpod",
Namespace: "default",
UID: types.UID("deadbeef"),
},
Spec: v1.PodSpec{
NodeName: "testnode",
InitContainers: []v1.Container{
{
Name: "ic1",
Image: "ic1:latest",
Ports: []v1.ContainerPort{
{
Name: "initport",
ContainerPort: 1111,
Protocol: v1.ProtocolTCP,
},
},
},
{
Name: "ic2",
Image: "ic2:latest",
Ports: []v1.ContainerPort{
{
Name: "initport",
ContainerPort: 9111,
Protocol: v1.ProtocolTCP,
},
},
},
},
Containers: []v1.Container{
{
Name: "c1",
Image: "c1:latest",
Ports: []v1.ContainerPort{
{
Name: "mainport",
ContainerPort: 9000,
Protocol: v1.ProtocolTCP,
},
},
},
},
},
Status: v1.PodStatus{
HostIP: "2.3.4.5",
PodIP: "4.3.2.1",
},
},
}
n, _ := makeDiscovery(RoleEndpoint, NamespaceDiscovery{}, objs...)
k8sDiscoveryTest{
discovery: n,
expectedMaxItems: 1,
expectedRes: map[string]*targetgroup.Group{
"endpoints/default/testsidecar": {
Targets: []model.LabelSet{
{
"__address__": "4.3.2.1:9000",
"__meta_kubernetes_endpoint_address_target_kind": "Pod",
"__meta_kubernetes_endpoint_address_target_name": "testpod",
"__meta_kubernetes_endpoint_port_name": "testport",
"__meta_kubernetes_endpoint_port_protocol": "TCP",
"__meta_kubernetes_endpoint_ready": "true",
"__meta_kubernetes_pod_container_image": "c1:latest",
"__meta_kubernetes_pod_container_name": "c1",
"__meta_kubernetes_pod_container_port_name": "mainport",
"__meta_kubernetes_pod_container_port_number": "9000",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "false",
},
{
"__address__": "4.3.2.1:9111",
"__meta_kubernetes_endpoint_address_target_kind": "Pod",
"__meta_kubernetes_endpoint_address_target_name": "testpod",
"__meta_kubernetes_endpoint_port_name": "initport",
"__meta_kubernetes_endpoint_port_protocol": "TCP",
"__meta_kubernetes_endpoint_ready": "true",
"__meta_kubernetes_pod_container_image": "ic2:latest",
"__meta_kubernetes_pod_container_name": "ic2",
"__meta_kubernetes_pod_container_port_name": "initport",
"__meta_kubernetes_pod_container_port_number": "9111",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "true",
},
{
"__address__": "4.3.2.1:1111",
"__meta_kubernetes_pod_container_image": "ic1:latest",
"__meta_kubernetes_pod_container_name": "ic1",
"__meta_kubernetes_pod_container_port_name": "initport",
"__meta_kubernetes_pod_container_port_number": "1111",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "true",
},
},
Labels: model.LabelSet{
"__meta_kubernetes_endpoints_name": "testsidecar",
"__meta_kubernetes_namespace": "default",
},
Source: "endpoints/default/testsidecar",
},
},
}.Run(t)
}

162
discovery/kubernetes/endpointslice_test.go
View file

@ -1199,3 +1199,165 @@ func TestEndpointSliceInfIndexersCount(t *testing.T) {
}) })
} }
} }
func TestEndpointSliceDiscoverySidecarContainer(t *testing.T) {
objs := []runtime.Object{
&v1.EndpointSlice{
ObjectMeta: metav1.ObjectMeta{
Name: "testsidecar",
Namespace: "default",
},
AddressType: v1.AddressTypeIPv4,
Ports: []v1.EndpointPort{
{
Name: strptr("testport"),
Port: int32ptr(9000),
Protocol: protocolptr(corev1.ProtocolTCP),
},
{
Name: strptr("initport"),
Port: int32ptr(9111),
Protocol: protocolptr(corev1.ProtocolTCP),
},
},
Endpoints: []v1.Endpoint{
{
Addresses: []string{"4.3.2.1"},
TargetRef: &corev1.ObjectReference{
Kind: "Pod",
Name: "testpod",
Namespace: "default",
},
},
},
},
&corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "testpod",
Namespace: "default",
UID: types.UID("deadbeef"),
},
Spec: corev1.PodSpec{
NodeName: "testnode",
InitContainers: []corev1.Container{
{
Name: "ic1",
Image: "ic1:latest",
Ports: []corev1.ContainerPort{
{
Name: "initport",
ContainerPort: 1111,
Protocol: corev1.ProtocolTCP,
},
},
},
{
Name: "ic2",
Image: "ic2:latest",
Ports: []corev1.ContainerPort{
{
Name: "initport",
ContainerPort: 9111,
Protocol: corev1.ProtocolTCP,
},
},
},
},
Containers: []corev1.Container{
{
Name: "c1",
Image: "c1:latest",
Ports: []corev1.ContainerPort{
{
Name: "mainport",
ContainerPort: 9000,
Protocol: corev1.ProtocolTCP,
},
},
},
},
},
Status: corev1.PodStatus{
HostIP: "2.3.4.5",
PodIP: "4.3.2.1",
},
},
}
n, _ := makeDiscovery(RoleEndpointSlice, NamespaceDiscovery{}, objs...)
k8sDiscoveryTest{
discovery: n,
expectedMaxItems: 1,
expectedRes: map[string]*targetgroup.Group{
"endpointslice/default/testsidecar": {
Targets: []model.LabelSet{
{
"__address__": "4.3.2.1:9000",
"__meta_kubernetes_endpointslice_address_target_kind": "Pod",
"__meta_kubernetes_endpointslice_address_target_name": "testpod",
"__meta_kubernetes_endpointslice_port": "9000",
"__meta_kubernetes_endpointslice_port_name": "testport",
"__meta_kubernetes_endpointslice_port_protocol": "TCP",
"__meta_kubernetes_pod_container_image": "c1:latest",
"__meta_kubernetes_pod_container_name": "c1",
"__meta_kubernetes_pod_container_port_name": "mainport",
"__meta_kubernetes_pod_container_port_number": "9000",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "false",
},
{
"__address__": "4.3.2.1:9111",
"__meta_kubernetes_endpointslice_address_target_kind": "Pod",
"__meta_kubernetes_endpointslice_address_target_name": "testpod",
"__meta_kubernetes_endpointslice_port": "9111",
"__meta_kubernetes_endpointslice_port_name": "initport",
"__meta_kubernetes_endpointslice_port_protocol": "TCP",
"__meta_kubernetes_pod_container_image": "ic2:latest",
"__meta_kubernetes_pod_container_name": "ic2",
"__meta_kubernetes_pod_container_port_name": "initport",
"__meta_kubernetes_pod_container_port_number": "9111",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "true",
},
{
"__address__": "4.3.2.1:1111",
"__meta_kubernetes_pod_container_image": "ic1:latest",
"__meta_kubernetes_pod_container_name": "ic1",
"__meta_kubernetes_pod_container_port_name": "initport",
"__meta_kubernetes_pod_container_port_number": "1111",
"__meta_kubernetes_pod_container_port_protocol": "TCP",
"__meta_kubernetes_pod_host_ip": "2.3.4.5",
"__meta_kubernetes_pod_ip": "4.3.2.1",
"__meta_kubernetes_pod_name": "testpod",
"__meta_kubernetes_pod_node_name": "testnode",
"__meta_kubernetes_pod_phase": "",
"__meta_kubernetes_pod_ready": "unknown",
"__meta_kubernetes_pod_uid": "deadbeef",
"__meta_kubernetes_pod_container_init": "true",
},
},
Labels: model.LabelSet{
"__meta_kubernetes_endpointslice_address_type": "IPv4",
"__meta_kubernetes_endpointslice_name": "testsidecar",
"__meta_kubernetes_namespace": "default",
},
Source: "endpointslice/default/testsidecar",
},
},
}.Run(t)
}