|
- // Copyright 2013 The Go Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style
- // license that can be found in the LICENSE file.
-
- package ipv6_test
-
- import (
- "fmt"
- "net"
- "runtime"
- "testing"
-
- "golang.org/x/net/internal/nettest"
- "golang.org/x/net/ipv6"
- )
-
- var udpMultipleGroupListenerTests = []net.Addr{
- &net.UDPAddr{IP: net.ParseIP("ff02::114")}, // see RFC 4727
- &net.UDPAddr{IP: net.ParseIP("ff02::1:114")},
- &net.UDPAddr{IP: net.ParseIP("ff02::2:114")},
- }
-
- func TestUDPSinglePacketConnWithMultipleGroupListeners(t *testing.T) {
- switch runtime.GOOS {
- case "nacl", "plan9", "windows":
- t.Skipf("not supported on %s", runtime.GOOS)
- }
- if !supportsIPv6 {
- t.Skip("ipv6 is not supported")
- }
-
- for _, gaddr := range udpMultipleGroupListenerTests {
- c, err := net.ListenPacket("udp6", "[::]:0") // wildcard address with non-reusable port
- if err != nil {
- t.Fatal(err)
- }
- defer c.Close()
-
- p := ipv6.NewPacketConn(c)
- var mift []*net.Interface
-
- ift, err := net.Interfaces()
- if err != nil {
- t.Fatal(err)
- }
- for i, ifi := range ift {
- if _, ok := nettest.IsMulticastCapable("ip6", &ifi); !ok {
- continue
- }
- if err := p.JoinGroup(&ifi, gaddr); err != nil {
- t.Fatal(err)
- }
- mift = append(mift, &ift[i])
- }
- for _, ifi := range mift {
- if err := p.LeaveGroup(ifi, gaddr); err != nil {
- t.Fatal(err)
- }
- }
- }
- }
-
- func TestUDPMultiplePacketConnWithMultipleGroupListeners(t *testing.T) {
- switch runtime.GOOS {
- case "nacl", "plan9", "windows":
- t.Skipf("not supported on %s", runtime.GOOS)
- }
- if !supportsIPv6 {
- t.Skip("ipv6 is not supported")
- }
-
- for _, gaddr := range udpMultipleGroupListenerTests {
- c1, err := net.ListenPacket("udp6", "[ff02::]:1024") // wildcard address with reusable port
- if err != nil {
- t.Fatal(err)
- }
- defer c1.Close()
-
- c2, err := net.ListenPacket("udp6", "[ff02::]:1024") // wildcard address with reusable port
- if err != nil {
- t.Fatal(err)
- }
- defer c2.Close()
-
- var ps [2]*ipv6.PacketConn
- ps[0] = ipv6.NewPacketConn(c1)
- ps[1] = ipv6.NewPacketConn(c2)
- var mift []*net.Interface
-
- ift, err := net.Interfaces()
- if err != nil {
- t.Fatal(err)
- }
- for i, ifi := range ift {
- if _, ok := nettest.IsMulticastCapable("ip6", &ifi); !ok {
- continue
- }
- for _, p := range ps {
- if err := p.JoinGroup(&ifi, gaddr); err != nil {
- t.Fatal(err)
- }
- }
- mift = append(mift, &ift[i])
- }
- for _, ifi := range mift {
- for _, p := range ps {
- if err := p.LeaveGroup(ifi, gaddr); err != nil {
- t.Fatal(err)
- }
- }
- }
- }
- }
-
- func TestUDPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
- switch runtime.GOOS {
- case "nacl", "plan9", "windows":
- t.Skipf("not supported on %s", runtime.GOOS)
- }
- if !supportsIPv6 {
- t.Skip("ipv6 is not supported")
- }
-
- gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
- type ml struct {
- c *ipv6.PacketConn
- ifi *net.Interface
- }
- var mlt []*ml
-
- ift, err := net.Interfaces()
- if err != nil {
- t.Fatal(err)
- }
- for i, ifi := range ift {
- ip, ok := nettest.IsMulticastCapable("ip6", &ifi)
- if !ok {
- continue
- }
- c, err := net.ListenPacket("udp6", fmt.Sprintf("[%s%%%s]:1024", ip.String(), ifi.Name)) // unicast address with non-reusable port
- if err != nil {
- t.Fatal(err)
- }
- defer c.Close()
- p := ipv6.NewPacketConn(c)
- if err := p.JoinGroup(&ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- mlt = append(mlt, &ml{p, &ift[i]})
- }
- for _, m := range mlt {
- if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- }
- }
-
- func TestIPSinglePacketConnWithSingleGroupListener(t *testing.T) {
- switch runtime.GOOS {
- case "nacl", "plan9", "windows":
- t.Skipf("not supported on %s", runtime.GOOS)
- }
- if !supportsIPv6 {
- t.Skip("ipv6 is not supported")
- }
- if m, ok := nettest.SupportsRawIPSocket(); !ok {
- t.Skip(m)
- }
-
- c, err := net.ListenPacket("ip6:ipv6-icmp", "::") // wildcard address
- if err != nil {
- t.Fatal(err)
- }
- defer c.Close()
-
- p := ipv6.NewPacketConn(c)
- gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
- var mift []*net.Interface
-
- ift, err := net.Interfaces()
- if err != nil {
- t.Fatal(err)
- }
- for i, ifi := range ift {
- if _, ok := nettest.IsMulticastCapable("ip6", &ifi); !ok {
- continue
- }
- if err := p.JoinGroup(&ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- mift = append(mift, &ift[i])
- }
- for _, ifi := range mift {
- if err := p.LeaveGroup(ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- }
- }
-
- func TestIPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
- switch runtime.GOOS {
- case "darwin", "dragonfly", "openbsd": // platforms that return fe80::1%lo0: bind: can't assign requested address
- t.Skipf("not supported on %s", runtime.GOOS)
- case "nacl", "plan9", "windows":
- t.Skipf("not supported on %s", runtime.GOOS)
- }
- if !supportsIPv6 {
- t.Skip("ipv6 is not supported")
- }
- if m, ok := nettest.SupportsRawIPSocket(); !ok {
- t.Skip(m)
- }
-
- gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
- type ml struct {
- c *ipv6.PacketConn
- ifi *net.Interface
- }
- var mlt []*ml
-
- ift, err := net.Interfaces()
- if err != nil {
- t.Fatal(err)
- }
- for i, ifi := range ift {
- ip, ok := nettest.IsMulticastCapable("ip6", &ifi)
- if !ok {
- continue
- }
- c, err := net.ListenPacket("ip6:ipv6-icmp", fmt.Sprintf("%s%%%s", ip.String(), ifi.Name)) // unicast address
- if err != nil {
- t.Fatal(err)
- }
- defer c.Close()
- p := ipv6.NewPacketConn(c)
- if err := p.JoinGroup(&ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- mlt = append(mlt, &ml{p, &ift[i]})
- }
- for _, m := range mlt {
- if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
- t.Fatal(err)
- }
- }
- }
|