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Add test cases for Traefik API group flags

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This commit is contained in:
Kristopher Kirkland 2023-11-28 21:34:33 -06:00
parent 9015377c12
commit 21398ecb7f
1 changed files with 164 additions and 0 deletions
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164
source/traefik_proxy_test.go
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@ -19,6 +19,7 @@ package source
import (
"context"
"encoding/json"
"k8s.io/apimachinery/pkg/runtime/schema"
"testing"
"github.com/stretchr/testify/assert"
@ -1566,3 +1567,166 @@ func TestTraefikProxyOldIngressRouteUDPEndpoints(t *testing.T) {
})
}
}
func TestTraefikAPIGroupDisableFlags(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRoute IngressRoute
gvr schema.GroupVersionResource
ignoreHostnameAnnotation bool
disableLegacy bool
disableNew bool
expected []*endpoint.Endpoint
}{
{
title: "IngressRoute.traefik.containo.us with the legacy API group enabled",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-annotation",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "a.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
},
gvr: oldIngressrouteGVR,
disableLegacy: false,
disableNew: false,
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute.traefik.containo.us with the legacy API group disabled",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-annotation",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "a.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
},
gvr: oldIngressrouteGVR,
disableLegacy: true,
disableNew: false,
},
{
title: "IngressRoute.traefik.io with the new API group enabled",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-annotation",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "a.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
},
gvr: ingressrouteGVR,
disableLegacy: false,
disableNew: false,
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute.traefik.io with the new API group disabled",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-annotation",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "a.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
},
gvr: ingressrouteGVR,
disableLegacy: false,
disableNew: true,
},
} {
ti := ti
t.Run(ti.title, func(t *testing.T) {
t.Parallel()
fakeKubernetesClient := fakeKube.NewSimpleClientset()
scheme := runtime.NewScheme()
scheme.AddKnownTypes(ingressrouteGVR.GroupVersion(), &IngressRoute{}, &IngressRouteList{})
scheme.AddKnownTypes(ingressrouteTCPGVR.GroupVersion(), &IngressRouteTCP{}, &IngressRouteTCPList{})
scheme.AddKnownTypes(ingressrouteUDPGVR.GroupVersion(), &IngressRouteUDP{}, &IngressRouteUDPList{})
scheme.AddKnownTypes(oldIngressrouteGVR.GroupVersion(), &IngressRoute{}, &IngressRouteList{})
scheme.AddKnownTypes(oldIngressrouteTCPGVR.GroupVersion(), &IngressRouteTCP{}, &IngressRouteTCPList{})
scheme.AddKnownTypes(oldIngressrouteUDPGVR.GroupVersion(), &IngressRouteUDP{}, &IngressRouteUDPList{})
fakeDynamicClient := fakeDynamic.NewSimpleDynamicClient(scheme)
ir := unstructured.Unstructured{}
ingressRouteAsJSON, err := json.Marshal(ti.ingressRoute)
assert.NoError(t, err)
assert.NoError(t, ir.UnmarshalJSON(ingressRouteAsJSON))
// Create proxy resources
_, err = fakeDynamicClient.Resource(ti.gvr).Namespace(defaultTraefikNamespace).Create(context.Background(), &ir, metav1.CreateOptions{})
assert.NoError(t, err)
source, err := NewTraefikSource(context.TODO(), fakeDynamicClient, fakeKubernetesClient, defaultTraefikNamespace, "kubernetes.io/ingress.class=traefik", ti.ignoreHostnameAnnotation, ti.disableLegacy, ti.disableNew)
assert.NoError(t, err)
assert.NotNil(t, source)
count := &unstructured.UnstructuredList{}
for len(count.Items) < 1 {
count, _ = fakeDynamicClient.Resource(ti.gvr).Namespace(defaultTraefikNamespace).List(context.Background(), metav1.ListOptions{})
}
endpoints, err := source.Endpoints(context.Background())
assert.NoError(t, err)
assert.Len(t, endpoints, len(ti.expected))
assert.Equal(t, ti.expected, endpoints)
})
}
}