iptables part implementation

pkg/proxy/util/testing/fake.go

@@ -0,0 +1,64 @@
+/*
+Copyright 2015 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 testing
+
+import "net"
+
+// FakeNetwork implements the NetworkInterfacer interface for test purpose.
+type FakeNetwork struct {
+	NetworkInterfaces []net.Interface
+	// The key of map Addrs is the network interface name
+	Address map[string][]net.Addr
+}
+
+func NewFakeNetwork() *FakeNetwork {
+	return &FakeNetwork{
+		NetworkInterfaces: make([]net.Interface, 0),
+		Address:           make(map[string][]net.Addr),
+	}
+}
+
+// AddInterfaceAddr create an interface and its associated addresses for FakeNetwork implementation.
+func (f *FakeNetwork) AddInterfaceAddr(intf *net.Interface, addrs []net.Addr) {
+	f.NetworkInterfaces = append(f.NetworkInterfaces, *intf)
+	f.Address[intf.Name] = addrs
+}
+
+// Addrs is part of NetworkInterfacer interface.
+func (f *FakeNetwork) Addrs(intf *net.Interface) ([]net.Addr, error) {
+	return f.Address[intf.Name], nil
+}
+
+// Interfaces is part of NetworkInterfacer interface.
+func (f *FakeNetwork) Interfaces() ([]net.Interface, error) {
+	return f.NetworkInterfaces, nil
+}
+
+// AddrStruct implements the net.Addr for test purpose.
+type AddrStruct struct{ Val string }
+
+// Network is part of net.Addr interface.
+func (a AddrStruct) Network() string {
+	return a.Val
+}
+
+// String is part of net.Addr interface.
+func (a AddrStruct) String() string {
+	return a.Val
+}
+
+var _ net.Addr = &AddrStruct{}