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kube-proxy ShouldSkipService takes only one argument

Browse Source 
instead of receiving the service name and namespace we
can obtain it from the service object directly.

Signed-off-by: Antonio Ojea <antonio.ojea.garcia@gmail.com>
This commit is contained in:
Antonio Ojea
2020-06-30 17:35:38 +02:00
parent 9fb34edded
commit a46e1f0613
5 changed files with 13 additions and 22 deletions
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1
pkg/proxy/util/BUILD
View File

@@ -35,7 +35,6 @@ go_test(
"//pkg/proxy/util/testing:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/sets:go_default_library",
],
)

6
pkg/proxy/util/utils.go
View File

@@ -146,15 +146,15 @@ func GetLocalAddrs() ([]net.IP, error) {
}
// ShouldSkipService checks if a given service should skip proxying
func ShouldSkipService(svcName types.NamespacedName, service *v1.Service) bool {
func ShouldSkipService(service *v1.Service) bool {
// if ClusterIP is "None" or empty, skip proxying
if !helper.IsServiceIPSet(service) {
klog.V(3).Infof("Skipping service %s due to clusterIP = %q", svcName, service.Spec.ClusterIP)
klog.V(3).Infof("Skipping service %s in namespace %s due to clusterIP = %q", service.Name, service.Namespace, service.Spec.ClusterIP)
return true
}
// Even if ClusterIP is set, ServiceTypeExternalName services don't get proxied
if service.Spec.Type == v1.ServiceTypeExternalName {
klog.V(3).Infof("Skipping service %s due to Type=ExternalName", svcName)
klog.V(3).Infof("Skipping service %s in namespace %s due to Type=ExternalName", service.Name, service.Namespace)
return true
}
return false

10
pkg/proxy/util/utils_test.go
View File

@@ -25,7 +25,6 @@ import (
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/sets"
fake "k8s.io/kubernetes/pkg/proxy/util/testing"
)
@@ -167,7 +166,6 @@ func TestIsProxyableHostname(t *testing.T) {
func TestShouldSkipService(t *testing.T) {
testCases := []struct {
service *v1.Service
svcName types.NamespacedName
shouldSkip bool
}{
{
@@ -178,7 +176,6 @@ func TestShouldSkipService(t *testing.T) {
ClusterIP: v1.ClusterIPNone,
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: true,
},
{
@@ -189,7 +186,6 @@ func TestShouldSkipService(t *testing.T) {
ClusterIP: "",
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: true,
},
{
@@ -201,7 +197,6 @@ func TestShouldSkipService(t *testing.T) {
Type: v1.ServiceTypeExternalName,
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: true,
},
{
@@ -213,7 +208,6 @@ func TestShouldSkipService(t *testing.T) {
Type: v1.ServiceTypeClusterIP,
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: false,
},
{
@@ -225,7 +219,6 @@ func TestShouldSkipService(t *testing.T) {
Type: v1.ServiceTypeNodePort,
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: false,
},
{
@@ -237,13 +230,12 @@ func TestShouldSkipService(t *testing.T) {
Type: v1.ServiceTypeLoadBalancer,
},
},
svcName: types.NamespacedName{Namespace: "foo", Name: "bar"},
shouldSkip: false,
},
}
for i := range testCases {
skip := ShouldSkipService(testCases[i].svcName, testCases[i].service)
skip := ShouldSkipService(testCases[i].service)
if skip != testCases[i].shouldSkip {
t.Errorf("case %d: expect %v, got %v", i, testCases[i].shouldSkip, skip)
}