unexpose InterfaceAddrser (#693)

middleware/kubernetes/kubernetes.go

@@ -44,7 +44,7 @@ type Kubernetes struct {
 	PodMode        string
 	ReverseCidrs   []net.IPNet
 	Fallthrough    bool
-	interfaceAddrs InterfaceAddrser
+	interfaceAddrs interfaceAddrser
 }
 
 const (

middleware/kubernetes/ns.go

@@ -14,13 +14,13 @@ const DefaultNSName = "ns.dns."
 
 var corednsRecord dns.A
 
-type InterfaceAddrser interface {
-	InterfaceAddrs() ([]net.Addr, error)
+type interfaceAddrser interface {
+	interfaceAddrs() ([]net.Addr, error)
 }
 
-type InterfaceAddrs struct{}
+type interfaceAddrs struct{}
 
-func (i InterfaceAddrs) InterfaceAddrs() ([]net.Addr, error) {
+func (i interfaceAddrs) interfaceAddrs() ([]net.Addr, error) {
 	return net.InterfaceAddrs()
 }
 
@@ -57,7 +57,7 @@ func (k *Kubernetes) CoreDNSRecord() dns.A {
 
 	if len(corednsRecord.Hdr.Name) == 0 || corednsRecord.A == nil {
 		// get local Pod IP
-		addrs, _ := k.interfaceAddrs.InterfaceAddrs()
+		addrs, _ := k.interfaceAddrs.interfaceAddrs()
 
 		for _, addr := range addrs {
 			ip, _, _ := net.ParseCIDR(addr.String())

middleware/kubernetes/ns_test.go

@@ -104,9 +104,9 @@ func (APIConnTest) EndpointsList() api.EndpointsList {
 	}
 }
 
-type InterfaceAddrsTest struct{}
+type interfaceAddrsTest struct{}
 
-func (i InterfaceAddrsTest) InterfaceAddrs() ([]net.Addr, error) {
+func (i interfaceAddrsTest) interfaceAddrs() ([]net.Addr, error) {
 	_, ipnet, _ := net.ParseCIDR("172.0.40.10/32")
 	return []net.Addr{ipnet}, nil
 }
@@ -116,7 +116,7 @@ func TestDoCoreDNSRecord(t *testing.T) {
 	corednsRecord = dns.A{}
 	k := Kubernetes{Zones: []string{"inter.webs.test"}}
 
-	k.interfaceAddrs = &InterfaceAddrsTest{}
+	k.interfaceAddrs = &interfaceAddrsTest{}
 	k.APIConn = &APIConnTest{}
 
 	cdr := k.CoreDNSRecord()

middleware/kubernetes/setup.go

@@ -55,7 +55,7 @@ func setup(c *caddy.Controller) error {
 func kubernetesParse(c *caddy.Controller) (*Kubernetes, error) {
 	k8s := &Kubernetes{
 		ResyncPeriod:   defaultResyncPeriod,
-		interfaceAddrs: &InterfaceAddrs{},
+		interfaceAddrs: &interfaceAddrs{},
 		PodMode:        PodModeDisabled,
 	}