120 lines
3.0 KiB
Go
120 lines
3.0 KiB
Go
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package bridge
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import (
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"net"
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"testing"
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"github.com/docker/libnetwork"
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"github.com/vishvananda/netlink"
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)
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func TestLinkCreate(t *testing.T) {
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defer libnetwork.SetupTestNetNS(t)()
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d := &driver{}
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config := &Configuration{
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BridgeName: DefaultBridgeName,
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EnableIPv6: true}
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netw, err := d.CreateNetwork("dummy", config)
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if err != nil {
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t.Fatalf("Failed to create bridge: %v", err)
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}
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interfaces, err := netw.Link("ep")
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if err != nil {
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t.Fatalf("Failed to create a link: %v", err)
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}
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if len(interfaces) != 1 {
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t.Fatalf("Expected exactly one interface. Instead got %d interface(s)", len(interfaces))
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}
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if interfaces[0].DstName == "" {
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t.Fatal("Invalid Dstname returned")
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}
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_, err = netlink.LinkByName(interfaces[0].SrcName)
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if err != nil {
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t.Fatalf("Could not find source link %s: %v", interfaces[0].SrcName, err)
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}
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ip, _, err := net.ParseCIDR(interfaces[0].Address)
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if err != nil {
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t.Fatalf("Invalid IPv4 address returned, ip = %s: %v", interfaces[0].Address, err)
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}
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b := netw.(*bridgeNetwork)
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if !b.bridge.bridgeIPv4.Contains(ip) {
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t.Fatalf("IP %s is not a valid ip in the subnet %s", ip.String(), b.bridge.bridgeIPv4.String())
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}
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ip6, _, err := net.ParseCIDR(interfaces[0].AddressIPv6)
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if err != nil {
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t.Fatalf("Invalid IPv6 address returned, ip = %s: %v", interfaces[0].AddressIPv6, err)
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}
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if !b.bridge.bridgeIPv6.Contains(ip6) {
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t.Fatalf("IP %s is not a valid ip in the subnet %s", ip6.String(), bridgeIPv6.String())
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}
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if interfaces[0].Gateway != b.bridge.bridgeIPv4.IP.String() {
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t.Fatalf("Invalid default gateway. Expected %s. Got %s", b.bridge.bridgeIPv4.IP.String(),
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interfaces[0].Gateway)
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}
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if interfaces[0].GatewayIPv6 != b.bridge.bridgeIPv6.IP.String() {
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t.Fatalf("Invalid default gateway for IPv6. Expected %s. Got %s", b.bridge.bridgeIPv6.IP.String(),
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interfaces[0].GatewayIPv6)
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}
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}
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func TestLinkCreateTwo(t *testing.T) {
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defer libnetwork.SetupTestNetNS(t)()
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d := &driver{}
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config := &Configuration{
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BridgeName: DefaultBridgeName,
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EnableIPv6: true}
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netw, err := d.CreateNetwork("dummy", config)
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if err != nil {
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t.Fatalf("Failed to create bridge: %v", err)
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}
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_, err = netw.Link("ep")
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if err != nil {
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t.Fatalf("Failed to create a link: %v", err)
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}
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_, err = netw.Link("ep1")
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if err != nil {
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if err != ErrEndpointExists {
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t.Fatalf("Failed with a wrong error :%v", err)
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}
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} else {
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t.Fatalf("Expected to fail while trying to add more than one endpoint")
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}
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}
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func TestLinkCreateNoEnableIPv6(t *testing.T) {
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defer libnetwork.SetupTestNetNS(t)()
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d := &driver{}
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config := &Configuration{
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BridgeName: DefaultBridgeName}
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netw, err := d.CreateNetwork("dummy", config)
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if err != nil {
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t.Fatalf("Failed to create bridge: %v", err)
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}
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interfaces, err := netw.Link("ep")
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if err != nil {
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t.Fatalf("Failed to create a link: %v", err)
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}
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if interfaces[0].AddressIPv6 != "" ||
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interfaces[0].GatewayIPv6 != "" {
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t.Fatalf("Expected IPv6 address and GatewayIPv6 to be empty when IPv6 enabled. Instead got IPv6 = %s and GatewayIPv6 = %s",
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interfaces[0].AddressIPv6, interfaces[0].GatewayIPv6)
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}
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}
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