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Support NativeLB option in GatewayAPI provider

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Co-authored-by: Kevin Pollet <pollet.kevin@gmail.com>
This commit is contained in:
Romain 2024-10-02 10:34:04 +02:00 committed by GitHub
parent d317cd90fc
commit 373095f1a8
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GPG key ID: B5690EEEBB952194
17 changed files with 734 additions and 19 deletions
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3
docs/content/reference/static-configuration/cli-ref.md
View file

@ -801,6 +801,9 @@ Kubernetes label selector to select specific GatewayClasses.
`--providers.kubernetesgateway.namespaces`:
Kubernetes namespaces.
`--providers.kubernetesgateway.nativelbbydefault`:
Defines whether to use Native Kubernetes load-balancing by default. (Default: ```false```)
`--providers.kubernetesgateway.statusaddress.hostname`:
Hostname used for Kubernetes Gateway status address.

3
docs/content/reference/static-configuration/env-ref.md
View file

@ -801,6 +801,9 @@ Kubernetes label selector to select specific GatewayClasses.
`TRAEFIK_PROVIDERS_KUBERNETESGATEWAY_NAMESPACES`:
Kubernetes namespaces.
`TRAEFIK_PROVIDERS_KUBERNETESGATEWAY_NATIVELBBYDEFAULT`:
Defines whether to use Native Kubernetes load-balancing by default. (Default: ```false```)
`TRAEFIK_PROVIDERS_KUBERNETESGATEWAY_STATUSADDRESS_HOSTNAME`:
Hostname used for Kubernetes Gateway status address.

1
docs/content/reference/static-configuration/file.toml
View file

@ -158,6 +158,7 @@
labelSelector = "foobar"
throttleDuration = "42s"
experimentalChannel = true
nativeLBByDefault = true
[providers.kubernetesGateway.statusAddress]
ip = "foobar"
hostname = "foobar"

1
docs/content/reference/static-configuration/file.yaml
View file

@ -183,6 +183,7 @@ providers:
service:
name: foobar
namespace: foobar
nativeLBByDefault: true
rest:
insecure: true
consulCatalog:

20
pkg/provider/kubernetes/crd/kubernetes_test.go
View file

@ -1609,7 +1609,7 @@ func TestLoadIngressRouteTCPs(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -4891,7 +4891,7 @@ func TestLoadIngressRoutes(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -4972,7 +4972,7 @@ func TestLoadIngressRoutes_multipleEndpointAddresses(t *testing.T) {
k8sObjects, crdObjects := readResources(t, []string{"services.yml", "with_multiple_endpointslices.yml"})
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -5481,7 +5481,7 @@ func TestLoadIngressRouteUDPs(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -6971,7 +6971,7 @@ func TestCrossNamespace(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -7240,7 +7240,7 @@ func TestExternalNameService(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -7421,7 +7421,7 @@ func TestNativeLB(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -7686,7 +7686,7 @@ func TestNodePortLB(t *testing.T) {
k8sObjects, crdObjects := readResources(t, test.paths)
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)
@ -7727,7 +7727,7 @@ func TestCreateBasicAuthCredentials(t *testing.T) {
}
}
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset()
client := newClientImpl(kubeClient, crdClient)
@ -8198,7 +8198,7 @@ func TestGlobalNativeLB(t *testing.T) {
}
}
kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
kubeClient := kubefake.NewClientset(k8sObjects...)
crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
client := newClientImpl(kubeClient, crdClient)

54
pkg/provider/kubernetes/gateway/annotations.go Normal file
View file

@ -0,0 +1,54 @@
package gateway
import (
"fmt"
"strings"
"github.com/traefik/traefik/v3/pkg/config/label"
)
const annotationsPrefix = "traefik.io/"
// ServiceConfig is the service's root configuration from annotations.
type ServiceConfig struct {
Service Service `json:"service"`
}
// Service is the service's configuration from annotations.
type Service struct {
NativeLB bool `json:"nativeLB"`
}
func parseServiceAnnotations(annotations map[string]string) (ServiceConfig, error) {
var svcConf ServiceConfig
labels := convertAnnotations(annotations)
if len(labels) == 0 {
return svcConf, nil
}
if err := label.Decode(labels, &svcConf, "traefik.service."); err != nil {
return svcConf, fmt.Errorf("decoding labels: %w", err)
}
return svcConf, nil
}
func convertAnnotations(annotations map[string]string) map[string]string {
if len(annotations) == 0 {
return nil
}
result := make(map[string]string)
for key, value := range annotations {
if !strings.HasPrefix(key, annotationsPrefix) {
continue
}
newKey := strings.ReplaceAll(key, "io/", "")
result[newKey] = value
}
return result
}

89
pkg/provider/kubernetes/gateway/annotations_test.go Normal file
View file

@ -0,0 +1,89 @@
package gateway
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func Test_parseServiceConfig(t *testing.T) {
testCases := []struct {
desc string
annotations map[string]string
expected ServiceConfig
}{
{
desc: "service annotations",
annotations: map[string]string{
"ingress.kubernetes.io/foo": "bar",
"traefik.io/foo": "bar",
"traefik.io/service.nativelb": "true",
},
expected: ServiceConfig{
Service: Service{
NativeLB: true,
},
},
},
{
desc: "empty map",
annotations: map[string]string{},
expected: ServiceConfig{},
},
{
desc: "nil map",
annotations: nil,
expected: ServiceConfig{},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
cfg, err := parseServiceAnnotations(test.annotations)
require.NoError(t, err)
assert.Equal(t, test.expected, cfg)
})
}
}
func Test_convertAnnotations(t *testing.T) {
testCases := []struct {
desc string
annotations map[string]string
expected map[string]string
}{
{
desc: "service annotations",
annotations: map[string]string{
"traefik.io/service.nativelb": "true",
},
expected: map[string]string{
"traefik.service.nativelb": "true",
},
},
{
desc: "empty map",
annotations: map[string]string{},
expected: nil,
},
{
desc: "nil map",
annotations: nil,
expected: nil,
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
labels := convertAnnotations(test.annotations)
assert.Equal(t, test.expected, labels)
})
}
}

51
pkg/provider/kubernetes/gateway/fixtures/httproute/simple_nativelb.yml Normal file
View file

@ -0,0 +1,51 @@
---
kind: GatewayClass
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-gateway-class
spec:
controllerName: traefik.io/gateway-controller
---
kind: Gateway
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-gateway
namespace: default
spec:
gatewayClassName: my-gateway-class
listeners: # Use GatewayClass defaults for listener definition.
- name: http
protocol: HTTP
port: 80
allowedRoutes:
kinds:
- kind: HTTPRoute
group: gateway.networking.k8s.io
namespaces:
from: Same
---
kind: HTTPRoute
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: http-app-1
namespace: default
spec:
parentRefs:
- name: my-gateway
kind: Gateway
group: gateway.networking.k8s.io
hostnames:
- "foo.com"
rules:
- matches:
- path:
type: Exact
value: /bar
backendRefs:
- name: whoami-native
port: 80
weight: 1
kind: Service
group: ""

44
pkg/provider/kubernetes/gateway/fixtures/services.yml
View file

@ -5,6 +5,7 @@ metadata:
namespace: default
spec:
clusterIP: 10.10.10.1
ports:
- name: web2
protocol: TCP
@ -262,6 +263,7 @@ metadata:
namespace: default
spec:
clusterIP: 10.10.10.1
ports:
- protocol: TCP
port: 9000
@ -424,3 +426,45 @@ spec:
port: 80
name: wss
appProtocol: kubernetes.io/wss
---
apiVersion: v1
kind: Service
metadata:
name: whoami-native
namespace: default
annotations:
traefik.io/service.nativelb: "true"
spec:
clusterIP: 10.10.10.1
ports:
- name: web2
protocol: TCP
port: 8000
targetPort: web2
- name: web
protocol: TCP
port: 80
targetPort: web
selector:
app: containous
task: whoami
---
apiVersion: v1
kind: Service
metadata:
name: whoamitcp-native
namespace: default
annotations:
traefik.io/service.nativelb: "true"
spec:
clusterIP: 10.10.10.1
ports:
- protocol: TCP
port: 9000
name: tcp-1
- protocol: TCP
port: 10000
name: tcp-2

46
pkg/provider/kubernetes/gateway/fixtures/tcproute/simple_nativelb.yml Normal file
View file

@ -0,0 +1,46 @@
---
kind: GatewayClass
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-gateway-class
namespace: default
spec:
controllerName: traefik.io/gateway-controller
---
kind: Gateway
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-tcp-gateway
namespace: default
spec:
gatewayClassName: my-gateway-class
listeners: # Use GatewayClass defaults for listener definition.
- name: tcp
protocol: TCP
port: 9000
allowedRoutes:
namespaces:
from: Same
kinds:
- kind: TCPRoute
group: gateway.networking.k8s.io
---
kind: TCPRoute
apiVersion: gateway.networking.k8s.io/v1alpha2
metadata:
name: tcp-app-1
namespace: default
spec:
parentRefs:
- name: my-tcp-gateway
kind: Gateway
group: gateway.networking.k8s.io
rules:
- backendRefs:
- name: whoamitcp-native
port: 9000
weight: 1
kind: Service
group: ""

60
pkg/provider/kubernetes/gateway/fixtures/tlsroute/simple_nativelb.yml Normal file
View file

@ -0,0 +1,60 @@
---
apiVersion: v1
kind: Secret
metadata:
name: supersecret
namespace: default
data:
tls.crt: LS0tLS1CRUdJTiBDRVJUSUZJQ0FURS0tLS0tCi0tLS0tRU5EIENFUlRJRklDQVRFLS0tLS0=
tls.key: LS0tLS1CRUdJTiBQUklWQVRFIEtFWS0tLS0tCi0tLS0tRU5EIFBSSVZBVEUgS0VZLS0tLS0=
---
kind: GatewayClass
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-gateway-class
namespace: default
spec:
controllerName: traefik.io/gateway-controller
---
kind: Gateway
apiVersion: gateway.networking.k8s.io/v1
metadata:
name: my-tls-gateway
namespace: default
spec:
gatewayClassName: my-gateway-class
listeners: # Use GatewayClass defaults for listener definition.
- name: tls
protocol: TLS
hostname: foo.example.com
port: 9000
tls:
mode: Passthrough
allowedRoutes:
kinds:
- kind: TLSRoute
group: gateway.networking.k8s.io
namespaces:
from: Same
---
kind: TLSRoute
apiVersion: gateway.networking.k8s.io/v1alpha2
metadata:
name: tls-app-1
namespace: default
spec:
parentRefs:
- name: my-tls-gateway
kind: Gateway
group: gateway.networking.k8s.io
rules:
- backendRefs:
- name: whoamitcp-native
port: 9000
weight: 1
kind: Service
group: ""

2
pkg/provider/kubernetes/gateway/grpcroute.go
View file

@ -350,7 +350,7 @@ func (p *Provider) loadGRPCServers(namespace string, route *gatev1.GRPCRoute, ba
for _, ba := range backendAddresses {
lb.Servers = append(lb.Servers, dynamic.Server{
URL: fmt.Sprintf("h2c://%s", net.JoinHostPort(ba.Address, strconv.Itoa(int(ba.Port)))),
URL: fmt.Sprintf("h2c://%s", net.JoinHostPort(ba.IP, strconv.Itoa(int(ba.Port)))),
})
}
return lb, nil

2
pkg/provider/kubernetes/gateway/httproute.go
View file

@ -482,7 +482,7 @@ func (p *Provider) loadHTTPServers(namespace string, route *gatev1.HTTPRoute, ba
for _, ba := range backendAddresses {
lb.Servers = append(lb.Servers, dynamic.Server{
URL: fmt.Sprintf("%s://%s", protocol, net.JoinHostPort(ba.Address, strconv.Itoa(int(ba.Port)))),
URL: fmt.Sprintf("%s://%s", protocol, net.JoinHostPort(ba.IP, strconv.Itoa(int(ba.Port)))),
})
}
return lb, svcPort, nil

24
pkg/provider/kubernetes/gateway/kubernetes.go
View file

@ -65,6 +65,7 @@ type Provider struct {
ThrottleDuration ptypes.Duration `description:"Kubernetes refresh throttle duration" json:"throttleDuration,omitempty" toml:"throttleDuration,omitempty" yaml:"throttleDuration,omitempty" export:"true"`
ExperimentalChannel bool `description:"Toggles Experimental Channel resources support (TCPRoute, TLSRoute...)." json:"experimentalChannel,omitempty" toml:"experimentalChannel,omitempty" yaml:"experimentalChannel,omitempty" export:"true"`
StatusAddress *StatusAddress `description:"Defines the Kubernetes Gateway status address." json:"statusAddress,omitempty" toml:"statusAddress,omitempty" yaml:"statusAddress,omitempty" export:"true"`
NativeLBByDefault bool `description:"Defines whether to use Native Kubernetes load-balancing by default." json:"nativeLBByDefault,omitempty" toml:"nativeLBByDefault,omitempty" yaml:"nativeLBByDefault,omitempty" export:"true"`
EntryPoints map[string]Entrypoint `json:"-" toml:"-" yaml:"-" label:"-" file:"-"`
@ -873,7 +874,7 @@ func (p *Provider) allowedNamespaces(gatewayNamespace string, routeNamespaces *g
}
type backendAddress struct {
Address string
IP string
Port int32
}
@ -889,6 +890,9 @@ func (p *Provider) getBackendAddresses(namespace string, ref gatev1.BackendRef)
if !exists {
return nil, corev1.ServicePort{}, errors.New("service not found")
}
if service.Spec.Type == corev1.ServiceTypeExternalName {
return nil, corev1.ServicePort{}, errors.New("type ExternalName is not supported for Kubernetes Service reference")
}
var svcPort *corev1.ServicePort
for _, p := range service.Spec.Ports {
@ -901,6 +905,22 @@ func (p *Provider) getBackendAddresses(namespace string, ref gatev1.BackendRef)
return nil, corev1.ServicePort{}, fmt.Errorf("service port %d not found", *ref.Port)
}
annotationsConfig, err := parseServiceAnnotations(service.Annotations)
if err != nil {
return nil, corev1.ServicePort{}, fmt.Errorf("parsing service annotations config: %w", err)
}
if p.NativeLBByDefault || annotationsConfig.Service.NativeLB {
if service.Spec.ClusterIP == "" || service.Spec.ClusterIP == "None" {
return nil, corev1.ServicePort{}, fmt.Errorf("no clusterIP found for service: %s/%s", service.Namespace, service.Name)
}
return []backendAddress{{
IP: service.Spec.ClusterIP,
Port: svcPort.Port,
}}, *svcPort, nil
}
endpointSlices, err := p.client.ListEndpointSlicesForService(namespace, string(ref.Name))
if err != nil {
return nil, corev1.ServicePort{}, fmt.Errorf("getting endpointslices: %w", err)
@ -935,7 +955,7 @@ func (p *Provider) getBackendAddresses(namespace string, ref gatev1.BackendRef)
uniqAddresses[address] = struct{}{}
backendServers = append(backendServers, backendAddress{
Address: address,
IP: address,
Port: port,
})
}

345
pkg/provider/kubernetes/gateway/kubernetes_test.go
View file

@ -57,6 +57,7 @@ func TestLoadHTTPRoutes(t *testing.T) {
expected *dynamic.Configuration
entryPoints map[string]Entrypoint
experimentalChannel bool
nativeLB bool
}{
{
desc: "Empty",
@ -2334,6 +2335,123 @@ func TestLoadHTTPRoutes(t *testing.T) {
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple HTTPRoute with NativeLBByDefault enabled",
paths: []string{"services.yml", "httproute/simple.yml"},
nativeLB: true,
entryPoints: map[string]Entrypoint{"web": {
Address: ":80",
}},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06": {
EntryPoints: []string{"web"},
Service: "default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06-wrr",
Rule: "Host(`foo.com`) && Path(`/bar`)",
Priority: 100008,
RuleSyntax: "v3",
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06-wrr": {
Weighted: &dynamic.WeightedRoundRobin{
Services: []dynamic.WRRService{
{
Name: "default-whoami-80",
Weight: ptr.To(1),
},
},
},
},
"default-whoami-80": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Servers: []dynamic.Server{
{
URL: "http://10.10.10.1:80",
},
},
PassHostHeader: ptr.To(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple HTTPRoute with NativeLB annotation",
paths: []string{"services.yml", "httproute/simple_nativelb.yml"},
entryPoints: map[string]Entrypoint{"web": {
Address: ":80",
}},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06": {
EntryPoints: []string{"web"},
Service: "default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06-wrr",
Rule: "Host(`foo.com`) && Path(`/bar`)",
Priority: 100008,
RuleSyntax: "v3",
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-http-app-1-my-gateway-web-0-1c0cf64bde37d9d0df06-wrr": {
Weighted: &dynamic.WeightedRoundRobin{
Services: []dynamic.WRRService{
{
Name: "default-whoami-native-80",
Weight: ptr.To(1),
},
},
},
},
"default-whoami-native-80": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Servers: []dynamic.Server{
{
URL: "http://10.10.10.1:80",
},
},
PassHostHeader: ptr.To(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
}
for _, test := range testCases {
@ -2363,6 +2481,7 @@ func TestLoadHTTPRoutes(t *testing.T) {
p := Provider{
EntryPoints: test.entryPoints,
ExperimentalChannel: test.experimentalChannel,
NativeLBByDefault: test.nativeLB,
client: client,
}
@ -3078,6 +3197,7 @@ func TestLoadTCPRoutes(t *testing.T) {
paths []string
expected *dynamic.Configuration
entryPoints map[string]Entrypoint
nativeLB bool
}{
{
desc: "Empty",
@ -3826,6 +3946,113 @@ func TestLoadTCPRoutes(t *testing.T) {
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple TCPRoute with NativeLBByDefault",
paths: []string{"services.yml", "tcproute/simple.yml"},
nativeLB: true,
entryPoints: map[string]Entrypoint{
"tcp": {Address: ":9000"},
},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{
"default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb": {
EntryPoints: []string{"tcp"},
Service: "default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb-wrr",
Rule: "HostSNI(`*`)",
RuleSyntax: "v3",
},
},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{
"default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb-wrr": {
Weighted: &dynamic.TCPWeightedRoundRobin{
Services: []dynamic.TCPWRRService{
{
Name: "default-whoamitcp-9000",
Weight: ptr.To(1),
},
},
},
},
"default-whoamitcp-9000": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{
Address: "10.10.10.1:9000",
},
},
},
},
},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple TCPRoute with NativeLB annotation",
paths: []string{"services.yml", "tcproute/simple_nativelb.yml"},
entryPoints: map[string]Entrypoint{
"tcp": {Address: ":9000"},
},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{
"default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb": {
EntryPoints: []string{"tcp"},
Service: "default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb-wrr",
Rule: "HostSNI(`*`)",
RuleSyntax: "v3",
},
},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{
"default-tcp-app-1-my-tcp-gateway-tcp-0-e3b0c44298fc1c149afb-wrr": {
Weighted: &dynamic.TCPWeightedRoundRobin{
Services: []dynamic.TCPWRRService{
{
Name: "default-whoamitcp-native-9000",
Weight: ptr.To(1),
},
},
},
},
"default-whoamitcp-native-9000": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{
Address: "10.10.10.1:9000",
},
},
},
},
},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
}
for _, test := range testCases {
@ -3854,6 +4081,7 @@ func TestLoadTCPRoutes(t *testing.T) {
p := Provider{
EntryPoints: test.entryPoints,
NativeLBByDefault: test.nativeLB,
ExperimentalChannel: true,
client: client,
}
@ -3869,8 +4097,9 @@ func TestLoadTLSRoutes(t *testing.T) {
desc string
ingressClass string
paths []string
expected *dynamic.Configuration
entryPoints map[string]Entrypoint
nativeLB bool
expected *dynamic.Configuration
}{
{
desc: "Empty",
@ -4975,6 +5204,119 @@ func TestLoadTLSRoutes(t *testing.T) {
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple TLSRoute with NativeLBByDefault",
paths: []string{"services.yml", "tlsroute/simple_TLS_to_TLSRoute.yml"},
nativeLB: true,
entryPoints: map[string]Entrypoint{
"tcp": {Address: ":9000"},
},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{
"default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb": {
EntryPoints: []string{"tcp"},
Service: "default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb-wrr",
Rule: "HostSNI(`foo.example.com`)",
RuleSyntax: "v3",
TLS: &dynamic.RouterTCPTLSConfig{
Passthrough: true,
},
},
},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{
"default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb-wrr": {
Weighted: &dynamic.TCPWeightedRoundRobin{
Services: []dynamic.TCPWRRService{
{
Name: "default-whoamitcp-9000",
Weight: ptr.To(1),
},
},
},
},
"default-whoamitcp-9000": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{
Address: "10.10.10.1:9000",
},
},
},
},
},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "Simple TLSRoute with NativeLB annotation",
paths: []string{"services.yml", "tlsroute/simple_nativelb.yml"},
entryPoints: map[string]Entrypoint{
"tcp": {Address: ":9000"},
},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{
"default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb": {
EntryPoints: []string{"tcp"},
Service: "default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb-wrr",
Rule: "HostSNI(`foo.example.com`)",
RuleSyntax: "v3",
TLS: &dynamic.RouterTCPTLSConfig{
Passthrough: true,
},
},
},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{
"default-tls-app-1-my-tls-gateway-tcp-0-e3b0c44298fc1c149afb-wrr": {
Weighted: &dynamic.TCPWeightedRoundRobin{
Services: []dynamic.TCPWRRService{
{
Name: "default-whoamitcp-native-9000",
Weight: ptr.To(1),
},
},
},
},
"default-whoamitcp-native-9000": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{
Address: "10.10.10.1:9000",
},
},
},
},
},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
}
for _, test := range testCases {
@ -5003,6 +5345,7 @@ func TestLoadTLSRoutes(t *testing.T) {
p := Provider{
EntryPoints: test.entryPoints,
NativeLBByDefault: test.nativeLB,
ExperimentalChannel: true,
client: client,
}

2
pkg/provider/kubernetes/gateway/tcproute.go
View file

@ -286,7 +286,7 @@ func (p *Provider) loadTCPServers(namespace string, route *gatev1alpha2.TCPRoute
for _, ba := range backendAddresses {
lb.Servers = append(lb.Servers, dynamic.TCPServer{
Address: net.JoinHostPort(ba.Address, strconv.Itoa(int(ba.Port))),
Address: net.JoinHostPort(ba.IP, strconv.Itoa(int(ba.Port))),
})
}
return lb, nil

2
pkg/provider/kubernetes/gateway/tlsroute.go
View file

@ -289,7 +289,7 @@ func (p *Provider) loadTLSServers(namespace string, route *gatev1alpha2.TLSRoute
for _, ba := range backendAddresses {
lb.Servers = append(lb.Servers, dynamic.TCPServer{
// TODO determine whether the servers needs TLS, from the port?
Address: net.JoinHostPort(ba.Address, strconv.Itoa(int(ba.Port))),
Address: net.JoinHostPort(ba.IP, strconv.Itoa(int(ba.Port))),
})
}
return lb, nil