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Copy pathtraefik_proxy_test.go
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traefik_proxy_test.go
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/*
Copyright 2022 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package source
import (
"context"
"encoding/json"
"testing"
"github.com/stretchr/testify/assert"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
fakeDynamic "k8s.io/client-go/dynamic/fake"
fakeKube "k8s.io/client-go/kubernetes/fake"
"sigs.k8s.io/external-dns/endpoint"
)
// This is a compile-time validation that traefikSource is a Source.
var _ Source = &traefikSource{}
const defaultTraefikNamespace = "traefik"
func TestTraefikProxyIngressRouteEndpoints(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRoute IngressRoute
expected []*endpoint.Endpoint
}{
{
title: "IngressRoute with hostname annotation",
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",
},
},
},
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 with host rule",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-host-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`b.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "b.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with hostheader rule",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-hostheader-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "HostHeader(`c.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "c.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-hostheader-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with multiple host rules",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-multi-host-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`d.example.com`) || Host(`e.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "d.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "e.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with multiple host rules and annotation",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-multi-host-annotations-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "f.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`g.example.com`, `h.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "f.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "g.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "h.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute omit wildcard",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-omit-wildcard-host",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`*`)",
},
},
},
},
expected: nil,
},
} {
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(ingressrouteGVR).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")
assert.NoError(t, err)
assert.NotNil(t, source)
count := &unstructured.UnstructuredList{}
for len(count.Items) < 1 {
count, _ = fakeDynamicClient.Resource(ingressrouteGVR).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, endpoints, ti.expected)
})
}
}
func TestTraefikProxyIngressRouteTCPEndpoints(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRouteTCP IngressRouteTCP
expected []*endpoint.Endpoint
}{
{
title: "IngressRouteTCP with hostname annotation",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-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",
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRouteTCP with host sni rule",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-hostsni-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteTCPSpec{
Routes: []traefikRouteTCP{
{
Match: "HostSNI(`b.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "b.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-hostsni-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRouteTCP with multiple host sni rules",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-multi-host-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteTCPSpec{
Routes: []traefikRouteTCP{
{
Match: "HostSNI(`d.example.com`) || HostSNI(`e.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "d.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "e.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRouteTCP with multiple host sni rules and annotation",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-multi-host-annotations-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "f.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteTCPSpec{
Routes: []traefikRouteTCP{
{
Match: "HostSNI(`g.example.com`, `h.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "f.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "g.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "h.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRouteTCP omit wildcard host sni",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-omit-wildcard-host",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteTCPSpec{
Routes: []traefikRouteTCP{
{
Match: "HostSNI(`*`)",
},
},
},
},
expected: nil,
},
} {
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.ingressRouteTCP)
assert.NoError(t, err)
assert.NoError(t, ir.UnmarshalJSON(ingressRouteAsJSON))
// Create proxy resources
_, err = fakeDynamicClient.Resource(ingressrouteTCPGVR).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")
assert.NoError(t, err)
assert.NotNil(t, source)
count := &unstructured.UnstructuredList{}
for len(count.Items) < 1 {
count, _ = fakeDynamicClient.Resource(ingressrouteTCPGVR).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, endpoints, ti.expected)
})
}
}
func TestTraefikProxyIngressRouteUDPEndpoints(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRouteUDP IngressRouteUDP
expected []*endpoint.Endpoint
}{
{
title: "IngressRouteTCP with hostname annotation",
ingressRouteUDP: IngressRouteUDP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteUDPGVR.GroupVersion().String(),
Kind: "IngressRouteUDP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressrouteudp-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",
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressrouteudp/traefik/ingressrouteudp-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRouteTCP with multiple hostname annotation",
ingressRouteUDP: IngressRouteUDP{
TypeMeta: metav1.TypeMeta{
APIVersion: ingressrouteUDPGVR.GroupVersion().String(),
Kind: "IngressRouteUDP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressrouteudp-multi-annotation",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "a.example.com, b.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressrouteudp/traefik/ingressrouteudp-multi-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "b.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressrouteudp/traefik/ingressrouteudp-multi-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
} {
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.ingressRouteUDP)
assert.NoError(t, err)
assert.NoError(t, ir.UnmarshalJSON(ingressRouteAsJSON))
// Create proxy resources
_, err = fakeDynamicClient.Resource(ingressrouteUDPGVR).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")
assert.NoError(t, err)
assert.NotNil(t, source)
count := &unstructured.UnstructuredList{}
for len(count.Items) < 1 {
count, _ = fakeDynamicClient.Resource(ingressrouteUDPGVR).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, endpoints, ti.expected)
})
}
}
func TestTraefikProxyOldIngressRouteEndpoints(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRoute IngressRoute
expected []*endpoint.Endpoint
}{
{
title: "IngressRoute with hostname annotation",
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",
},
},
},
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 with host rule",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-host-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`b.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "b.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with hostheader rule",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-hostheader-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "HostHeader(`c.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "c.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-hostheader-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with multiple host rules",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-multi-host-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`d.example.com`) || Host(`e.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "d.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "e.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute with multiple host rules and annotation",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-multi-host-annotations-match",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/hostname": "f.example.com",
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`g.example.com`, `h.example.com`)",
},
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "f.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "g.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
{
DNSName: "h.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroute/traefik/ingressroute-multi-host-annotations-match",
},
ProviderSpecific: endpoint.ProviderSpecific{},
},
},
},
{
title: "IngressRoute omit wildcard",
ingressRoute: IngressRoute{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteGVR.GroupVersion().String(),
Kind: "IngressRoute",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroute-omit-wildcard-host",
Namespace: defaultTraefikNamespace,
Annotations: map[string]string{
"external-dns.alpha.kubernetes.io/target": "target.domain.tld",
"kubernetes.io/ingress.class": "traefik",
},
},
Spec: traefikIngressRouteSpec{
Routes: []traefikRoute{
{
Match: "Host(`*`)",
},
},
},
},
expected: nil,
},
} {
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(oldIngressrouteGVR).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")
assert.NoError(t, err)
assert.NotNil(t, source)
count := &unstructured.UnstructuredList{}
for len(count.Items) < 1 {
count, _ = fakeDynamicClient.Resource(oldIngressrouteGVR).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, endpoints, ti.expected)
})
}
}
func TestTraefikProxyOldIngressRouteTCPEndpoints(t *testing.T) {
t.Parallel()
for _, ti := range []struct {
title string
ingressRouteTCP IngressRouteTCP
expected []*endpoint.Endpoint
}{
{
title: "IngressRouteTCP with hostname annotation",
ingressRouteTCP: IngressRouteTCP{
TypeMeta: metav1.TypeMeta{
APIVersion: oldIngressrouteTCPGVR.GroupVersion().String(),
Kind: "IngressRouteTCP",
},
ObjectMeta: metav1.ObjectMeta{
Name: "ingressroutetcp-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",
},
},
},
expected: []*endpoint.Endpoint{
{
DNSName: "a.example.com",
Targets: []string{"target.domain.tld"},
RecordType: endpoint.RecordTypeCNAME,
RecordTTL: 0,
Labels: endpoint.Labels{
"resource": "ingressroutetcp/traefik/ingressroutetcp-annotation",
},
ProviderSpecific: endpoint.ProviderSpecific{},