/usr/share/gocode/src/code.google.com/p/go.net/ipv6/multicastlistener_test.go is in golang-go.net-dev 0.0~hg20131201-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipv6_test
import (
"code.google.com/p/go.net/ipv6"
"fmt"
"net"
"os"
"runtime"
"testing"
)
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 "plan9", "windows":
t.Skipf("not supported on %q", 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.Fatalf("net.ListenPacket failed: %v", err)
}
defer c.Close()
p := ipv6.NewPacketConn(c)
var mift []*net.Interface
ift, err := net.Interfaces()
if err != nil {
t.Fatalf("net.Interfaces failed: %v", err)
}
for i, ifi := range ift {
if _, ok := isMulticastAvailable(&ifi); !ok {
continue
}
if err := p.JoinGroup(&ifi, gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.JoinGroup %v on %v failed: %v", gaddr, ifi, err)
}
mift = append(mift, &ift[i])
}
for _, ifi := range mift {
if err := p.LeaveGroup(ifi, gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.LeaveGroup %v on %v failed: %v", gaddr, ifi, err)
}
}
}
}
func TestUDPMultiplePacketConnWithMultipleGroupListeners(t *testing.T) {
switch runtime.GOOS {
case "plan9", "windows":
t.Skipf("not supported on %q", 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.Fatalf("net.ListenPacket failed: %v", err)
}
defer c1.Close()
c2, err := net.ListenPacket("udp6", "[ff02::]:1024") // wildcard address with reusable port
if err != nil {
t.Fatalf("net.ListenPacket failed: %v", 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.Fatalf("net.Interfaces failed: %v", err)
}
for i, ifi := range ift {
if _, ok := isMulticastAvailable(&ifi); !ok {
continue
}
for _, p := range ps {
if err := p.JoinGroup(&ifi, gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.JoinGroup %v on %v failed: %v", gaddr, ifi, err)
}
}
mift = append(mift, &ift[i])
}
for _, ifi := range mift {
for _, p := range ps {
if err := p.LeaveGroup(ifi, gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.LeaveGroup %v on %v failed: %v", gaddr, ifi, err)
}
}
}
}
}
func TestUDPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
switch runtime.GOOS {
case "plan9", "windows":
t.Skipf("not supported on %q", 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.Fatalf("net.Interfaces failed: %v", err)
}
for i, ifi := range ift {
ip, ok := isMulticastAvailable(&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.Fatalf("net.ListenPacket with %v failed: %v", ip, err)
}
defer c.Close()
p := ipv6.NewPacketConn(c)
if err := p.JoinGroup(&ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
}
mlt = append(mlt, &ml{p, &ift[i]})
}
for _, m := range mlt {
if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", m.ifi, err)
}
}
}
func TestIPSinglePacketConnWithSingleGroupListener(t *testing.T) {
switch runtime.GOOS {
case "plan9", "windows":
t.Skipf("not supported on %q", runtime.GOOS)
}
if !supportsIPv6 {
t.Skip("ipv6 is not supported")
}
if os.Getuid() != 0 {
t.Skip("must be root")
}
c, err := net.ListenPacket("ip6:ipv6-icmp", "::") // wildcard address
if err != nil {
t.Fatalf("net.ListenPacket failed: %v", 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.Fatalf("net.Interfaces failed: %v", err)
}
for i, ifi := range ift {
if _, ok := isMulticastAvailable(&ifi); !ok {
continue
}
if err := p.JoinGroup(&ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
}
mift = append(mift, &ift[i])
}
for _, ifi := range mift {
if err := p.LeaveGroup(ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", ifi, err)
}
}
}
func TestIPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
switch runtime.GOOS {
case "darwin", "plan9", "windows":
t.Skipf("not supported on %q", runtime.GOOS)
}
if !supportsIPv6 {
t.Skip("ipv6 is not supported")
}
if os.Getuid() != 0 {
t.Skip("must be root")
}
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.Fatalf("net.Interfaces failed: %v", err)
}
for i, ifi := range ift {
ip, ok := isMulticastAvailable(&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.Fatalf("net.ListenPacket failed: %v", err)
}
defer c.Close()
p := ipv6.NewPacketConn(c)
if err := p.JoinGroup(&ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
}
mlt = append(mlt, &ml{p, &ift[i]})
}
for _, m := range mlt {
if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", m.ifi, err)
}
}
}
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