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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
// 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 (
"net"
"runtime"
"testing"
"golang.org/x/net/internal/iana"
"golang.org/x/net/ipv6"
"golang.org/x/net/nettest"
)
func TestConnUnicastSocketOptions(t *testing.T) {
switch runtime.GOOS {
case "fuchsia", "hurd", "js", "nacl", "plan9", "windows":
t.Skipf("not supported on %s", runtime.GOOS)
}
if !nettest.SupportsIPv6() {
t.Skip("ipv6 is not supported")
}
ln, err := net.Listen("tcp6", "[::1]:0")
if err != nil {
t.Fatal(err)
}
defer ln.Close()
errc := make(chan error, 1)
go func() {
c, err := ln.Accept()
if err != nil {
errc <- err
return
}
errc <- c.Close()
}()
c, err := net.Dial("tcp6", ln.Addr().String())
if err != nil {
t.Fatal(err)
}
defer c.Close()
testUnicastSocketOptions(t, ipv6.NewConn(c))
if err := <-errc; err != nil {
t.Errorf("server: %v", err)
}
}
var packetConnUnicastSocketOptionTests = []struct {
net, proto, addr string
}{
{"udp6", "", "[::1]:0"},
{"ip6", ":ipv6-icmp", "::1"},
}
func TestPacketConnUnicastSocketOptions(t *testing.T) {
switch runtime.GOOS {
case "fuchsia", "hurd", "js", "nacl", "plan9", "windows":
t.Skipf("not supported on %s", runtime.GOOS)
}
if !nettest.SupportsIPv6() {
t.Skip("ipv6 is not supported")
}
ok := nettest.SupportsRawSocket()
for _, tt := range packetConnUnicastSocketOptionTests {
if tt.net == "ip6" && !ok {
t.Logf("not supported on %s/%s", runtime.GOOS, runtime.GOARCH)
continue
}
c, err := net.ListenPacket(tt.net+tt.proto, tt.addr)
if err != nil {
t.Fatal(err)
}
defer c.Close()
testUnicastSocketOptions(t, ipv6.NewPacketConn(c))
}
}
type testIPv6UnicastConn interface {
TrafficClass() (int, error)
SetTrafficClass(int) error
HopLimit() (int, error)
SetHopLimit(int) error
}
func testUnicastSocketOptions(t *testing.T, c testIPv6UnicastConn) {
t.Helper()
tclass := iana.DiffServCS0 | iana.NotECNTransport
if err := c.SetTrafficClass(tclass); err != nil {
t.Fatal(err)
}
if v, err := c.TrafficClass(); err != nil {
t.Fatal(err)
} else if v != tclass {
t.Fatalf("got %v; want %v", v, tclass)
}
hoplim := 255
if err := c.SetHopLimit(hoplim); err != nil {
t.Fatal(err)
}
if v, err := c.HopLimit(); err != nil {
t.Fatal(err)
} else if v != hoplim {
t.Fatalf("got %v; want %v", v, hoplim)
}
}
|
