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rework loadbalancer support

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This commit is contained in:
Julien Salleyron
2019-06-05 22:18:06 +02:00
committed by Traefiker Bot
parent b143101f82
commit 518a37e776
86 changed files with 339 additions and 1055 deletions
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7
pkg/provider/kubernetes/crd/kubernetes.go
View File

@@ -187,8 +187,7 @@ func loadServers(client Client, namespace string, svc v1alpha1.Service) ([]confi
var servers []config.Server
if service.Spec.Type == corev1.ServiceTypeExternalName {
servers = append(servers, config.Server{
URL: fmt.Sprintf("http://%s:%d", service.Spec.ExternalName, portSpec.Port),
Weight: 1,
URL: fmt.Sprintf("http://%s:%d", service.Spec.ExternalName, portSpec.Port),
})
} else {
endpoints, endpointsExists, endpointsErr := client.GetEndpoints(namespace, svc.Name)
@@ -224,8 +223,7 @@ func loadServers(client Client, namespace string, svc v1alpha1.Service) ([]confi
for _, addr := range subset.Addresses {
servers = append(servers, config.Server{
URL: fmt.Sprintf("%s://%s:%d", protocol, addr.IP, port),
Weight: 1,
URL: fmt.Sprintf("%s://%s:%d", protocol, addr.IP, port),
})
}
}
@@ -332,7 +330,6 @@ func (p *Provider) loadConfigurationFromIngresses(ctx context.Context, client Cl
LoadBalancer: &config.LoadBalancerService{
Servers: allServers,
// TODO: support other strategies.
Method: "wrr",
PassHostHeader: true,
},
}

62
pkg/provider/kubernetes/crd/kubernetes_test.go
View File

@@ -50,15 +50,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -98,15 +95,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -140,15 +134,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -156,15 +147,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -192,23 +180,18 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
{
URL: "http://10.10.0.3:8080",
Weight: 1,
URL: "http://10.10.0.3:8080",
},
{
URL: "http://10.10.0.4:8080",
Weight: 1,
URL: "http://10.10.0.4:8080",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -294,15 +277,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -331,15 +311,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "http://10.10.0.1:80",
Weight: 1,
URL: "http://10.10.0.1:80",
},
{
URL: "http://10.10.0.2:80",
Weight: 1,
URL: "http://10.10.0.2:80",
},
},
Method: "wrr",
PassHostHeader: true,
},
},
@@ -367,15 +344,12 @@ func TestLoadIngressRoutes(t *testing.T) {
LoadBalancer: &config.LoadBalancerService{
Servers: []config.Server{
{
URL: "https://10.10.0.5:443",
Weight: 1,
URL: "https://10.10.0.5:443",
},
{
URL: "https://10.10.0.6:443",
Weight: 1,
URL: "https://10.10.0.6:443",
},
},
Method: "wrr",
PassHostHeader: true,
},
},

5
pkg/provider/kubernetes/crd/traefik/v1alpha1/ingressroute.go
View File

@@ -31,9 +31,8 @@ type TLS struct {
// Service defines an upstream to proxy traffic.
type Service struct {
Name string `json:"name"`
Port int32 `json:"port"`
// TODO Weight int `json:"weight,omitempty"`
Name string `json:"name"`
Port int32 `json:"port"`
HealthCheck *HealthCheck `json:"healthCheck,omitempty"`
Strategy string `json:"strategy,omitempty"`
}

7
pkg/provider/kubernetes/ingress/kubernetes.go
View File

@@ -195,8 +195,7 @@ func loadService(client Client, namespace string, backend v1beta1.IngressBackend
if service.Spec.Type == corev1.ServiceTypeExternalName {
servers = append(servers, config.Server{
URL: fmt.Sprintf("http://%s:%d", service.Spec.ExternalName, portSpec.Port),
Weight: 1,
URL: fmt.Sprintf("http://%s:%d", service.Spec.ExternalName, portSpec.Port),
})
} else {
endpoints, endpointsExists, endpointsErr := client.GetEndpoints(namespace, backend.ServiceName)
@@ -233,8 +232,7 @@ func loadService(client Client, namespace string, backend v1beta1.IngressBackend
for _, addr := range subset.Addresses {
servers = append(servers, config.Server{
URL: fmt.Sprintf("%s://%s:%d", protocol, addr.IP, port),
Weight: 1,
URL: fmt.Sprintf("%s://%s:%d", protocol, addr.IP, port),
})
}
}
@@ -243,7 +241,6 @@ func loadService(client Client, namespace string, backend v1beta1.IngressBackend
return &config.Service{
LoadBalancer: &config.LoadBalancerService{
Servers: servers,
Method: "wrr",
PassHostHeader: true,
},
}, nil

170
pkg/provider/kubernetes/ingress/kubernetes_test.go
View File

@@ -51,16 +51,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -88,16 +85,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -125,16 +119,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -158,16 +149,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -190,12 +178,10 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/example-com/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.11.0.1:80",
Weight: 1,
URL: "http://10.11.0.1:80",
},
},
},
@@ -223,16 +209,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -260,16 +243,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -297,16 +277,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -341,16 +318,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -389,32 +363,26 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
},
"testing/service2/8082": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.2:8080",
Weight: 1,
URL: "http://10.10.0.2:8080",
},
{
URL: "http://10.21.0.2:8080",
Weight: 1,
URL: "http://10.21.0.2:8080",
},
},
},
@@ -461,16 +429,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"default-backend": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
{
URL: "http://10.21.0.1:8080",
Weight: 1,
URL: "http://10.21.0.1:8080",
},
},
},
@@ -494,16 +459,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8089",
Weight: 1,
URL: "http://10.10.0.1:8089",
},
{
URL: "http://10.21.0.1:8089",
Weight: 1,
URL: "http://10.21.0.1:8089",
},
},
},
@@ -527,16 +489,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/tchouk": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8089",
Weight: 1,
URL: "http://10.10.0.1:8089",
},
{
URL: "http://10.21.0.1:8089",
Weight: 1,
URL: "http://10.21.0.1:8089",
},
},
},
@@ -560,16 +519,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/tchouk": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8089",
Weight: 1,
URL: "http://10.10.0.1:8089",
},
{
URL: "http://10.10.0.2:8089",
Weight: 1,
URL: "http://10.10.0.2:8089",
},
},
},
@@ -597,32 +553,26 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/tchouk": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8089",
Weight: 1,
URL: "http://10.10.0.1:8089",
},
{
URL: "http://10.10.0.2:8089",
Weight: 1,
URL: "http://10.10.0.2:8089",
},
},
},
},
"testing/service1/carotte": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8090",
Weight: 1,
URL: "http://10.10.0.1:8090",
},
{
URL: "http://10.10.0.2:8090",
Weight: 1,
URL: "http://10.10.0.2:8090",
},
},
},
@@ -650,32 +600,26 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/tchouk": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8089",
Weight: 1,
URL: "http://10.10.0.1:8089",
},
{
URL: "http://10.10.0.2:8089",
Weight: 1,
URL: "http://10.10.0.2:8089",
},
},
},
},
"toto/service1/tchouk": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.11.0.1:8089",
Weight: 1,
URL: "http://10.11.0.1:8089",
},
{
URL: "http://10.11.0.2:8089",
Weight: 1,
URL: "http://10.11.0.2:8089",
},
},
},
@@ -721,12 +665,10 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/8080": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://traefik.wtf:8080",
Weight: 1,
URL: "http://traefik.wtf:8080",
},
},
},
@@ -750,12 +692,10 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/example-com/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.11.0.1:80",
Weight: 1,
URL: "http://10.11.0.1:80",
},
},
},
@@ -787,16 +727,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/443": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "https://10.10.0.1:443",
Weight: 1,
URL: "https://10.10.0.1:443",
},
{
URL: "https://10.21.0.1:443",
Weight: 1,
URL: "https://10.21.0.1:443",
},
},
},
@@ -820,16 +757,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/8443": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "https://10.10.0.1:8443",
Weight: 1,
URL: "https://10.10.0.1:8443",
},
{
URL: "https://10.21.0.1:8443",
Weight: 1,
URL: "https://10.21.0.1:8443",
},
},
},
@@ -854,16 +788,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/8443": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "https://10.10.0.1:8443",
Weight: 1,
URL: "https://10.10.0.1:8443",
},
{
URL: "https://10.21.0.1:8443",
Weight: 1,
URL: "https://10.21.0.1:8443",
},
},
},
@@ -888,16 +819,13 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"default-backend": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.30.0.1:8080",
Weight: 1,
URL: "http://10.30.0.1:8080",
},
{
URL: "http://10.41.0.1:8080",
Weight: 1,
URL: "http://10.41.0.1:8080",
},
},
},
@@ -921,12 +849,10 @@ func TestLoadConfigurationFromIngresses(t *testing.T) {
Services: map[string]*config.Service{
"testing/service1/80": {
LoadBalancer: &config.LoadBalancerService{
Method: "wrr",
PassHostHeader: true,
Servers: []config.Server{
{
URL: "http://10.10.0.1:8080",
Weight: 1,
URL: "http://10.10.0.1:8080",
},
},
},