/usr/share/gocode/src/code.google.com/p/go.net/ipv6/icmp_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.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | // 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 (
"code.google.com/p/go.net/ipv6"
"net"
"os"
"reflect"
"runtime"
"sync"
"testing"
)
func TestICMPFilter(t *testing.T) {
switch runtime.GOOS {
case "plan9", "windows":
t.Skipf("not supported on %q", runtime.GOOS)
}
var f ipv6.ICMPFilter
for _, toggle := range []bool{false, true} {
f.SetAll(toggle)
var wg sync.WaitGroup
for _, typ := range []ipv6.ICMPType{
ipv6.ICMPTypeDestinationUnreachable,
ipv6.ICMPTypeEchoReply,
ipv6.ICMPTypeNeighborSolicitation,
ipv6.ICMPTypeDuplicateAddressConfirmation,
} {
wg.Add(1)
go func(typ ipv6.ICMPType) {
defer wg.Done()
f.Set(typ, false)
if f.WillBlock(typ) {
t.Errorf("ipv6.ICMPFilter.Set(%v, false) failed", typ)
}
f.Set(typ, true)
if !f.WillBlock(typ) {
t.Errorf("ipv6.ICMPFilter.Set(%v, true) failed", typ)
}
}(typ)
}
wg.Wait()
}
}
func TestSetICMPFilter(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", "::1")
if err != nil {
t.Fatalf("net.ListenPacket failed: %v", err)
}
defer c.Close()
p := ipv6.NewPacketConn(c)
var f ipv6.ICMPFilter
f.SetAll(true)
f.Set(ipv6.ICMPTypeEchoRequest, false)
f.Set(ipv6.ICMPTypeEchoReply, false)
if err := p.SetICMPFilter(&f); err != nil {
t.Fatalf("ipv6.PacketConn.SetICMPFilter failed: %v", err)
}
kf, err := p.ICMPFilter()
if err != nil {
t.Fatalf("ipv6.PacketConn.ICMPFilter failed: %v", err)
}
if !reflect.DeepEqual(kf, &f) {
t.Fatalf("got unexpected filter %#v; expected %#v", kf, f)
}
}
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