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Golang ControlMessage.IfIndex方法代碼示例

本文整理匯總了Golang中code/google/com/p/go/net/ipv6.ControlMessage.IfIndex方法的典型用法代碼示例。如果您正苦於以下問題：Golang ControlMessage.IfIndex方法的具體用法？Golang ControlMessage.IfIndex怎麽用？Golang ControlMessage.IfIndex使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類code/google/com/p/go/net/ipv6.ControlMessage的用法示例。


在下文中一共展示了ControlMessage.IfIndex方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: TestPacketConnReadWriteUnicastUDP

func TestPacketConnReadWriteUnicastUDP(t *testing.T) {
	switch runtime.GOOS {
	case "dragonfly", "plan9", "solaris", "windows":
		t.Skipf("not supported on %q", runtime.GOOS)
	}
	if !supportsIPv6 {
		t.Skip("ipv6 is not supported")
	}

	c, err := net.ListenPacket("udp6", "[::1]:0")
	if err != nil {
		t.Fatalf("net.ListenPacket failed: %v", err)
	}
	defer c.Close()
	p := ipv6.NewPacketConn(c)
	defer p.Close()

	dst, err := net.ResolveUDPAddr("udp6", c.LocalAddr().String())
	if err != nil {
		t.Fatalf("net.ResolveUDPAddr failed: %v", err)
	}

	cm := ipv6.ControlMessage{
		TrafficClass: DiffServAF11 | CongestionExperienced,
		Src:          net.IPv6loopback,
		Dst:          net.IPv6loopback,
	}
	cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagSrc | ipv6.FlagDst | ipv6.FlagInterface | ipv6.FlagPathMTU
	ifi := loopbackInterface()
	if ifi != nil {
		cm.IfIndex = ifi.Index
	}
	wb := []byte("HELLO-R-U-THERE")

	for i, toggle := range []bool{true, false, true} {
		if err := p.SetControlMessage(cf, toggle); err != nil {
			t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
		}
		cm.HopLimit = i + 1
		if err := p.SetWriteDeadline(time.Now().Add(100 * time.Millisecond)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetWriteDeadline failed: %v", err)
		}
		if n, err := p.WriteTo(wb, &cm, dst); err != nil {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
		} else if n != len(wb) {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: short write: %v", n)
		}
		rb := make([]byte, 128)
		if err := p.SetReadDeadline(time.Now().Add(100 * time.Millisecond)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetReadDeadline failed: %v", err)
		}
		if n, cm, _, err := p.ReadFrom(rb); err != nil {
			t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
		} else if !bytes.Equal(rb[:n], wb) {
			t.Fatalf("got %v; expected %v", rb[:n], wb)
		} else {
			t.Logf("rcvd cmsg: %v", cm)
		}
	}
}
開發者ID:jether2011，項目名稱:loads，代碼行數:60，代碼來源:unicast_test.go

示例2: TestPacketConnReadWriteUnicastUDP

func TestPacketConnReadWriteUnicastUDP(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")
	}

	c, err := net.ListenPacket("udp6", "[::1]:0")
	if err != nil {
		t.Fatalf("net.ListenPacket failed: %v", err)
	}
	defer c.Close()

	dst, err := net.ResolveUDPAddr("udp6", c.LocalAddr().String())
	if err != nil {
		t.Fatalf("net.ResolveUDPAddr failed: %v", err)
	}

	p := ipv6.NewPacketConn(c)
	defer p.Close()
	cm := ipv6.ControlMessage{
		TrafficClass: DiffServAF11 | CongestionExperienced,
	}
	cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagInterface | ipv6.FlagPathMTU
	ifi := loopbackInterface()
	if ifi != nil {
		cm.IfIndex = ifi.Index
	}

	for i, toggle := range []bool{true, false, true} {
		if err := p.SetControlMessage(cf, toggle); err != nil {
			t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
		}
		cm.HopLimit = i + 1
		if err := p.SetWriteDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetWriteDeadline failed: %v", err)
		}
		if _, err := p.WriteTo([]byte("HELLO-R-U-THERE"), &cm, dst); err != nil {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
		}
		b := make([]byte, 128)
		if err := p.SetReadDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetReadDeadline failed: %v", err)
		}
		if _, cm, _, err := p.ReadFrom(b); err != nil {
			t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
		} else {
			t.Logf("rcvd cmsg: %v", cm)
		}
	}
}
開發者ID:jShi-git，項目名稱:goquery_sample，代碼行數:53，代碼來源:unicast_test.go

示例3: benchmarkReadWriteIPv6UDP

func benchmarkReadWriteIPv6UDP(b *testing.B, p *ipv6.PacketConn, wb, rb []byte, dst net.Addr, ifi *net.Interface) {
	cm := ipv6.ControlMessage{
		TrafficClass: DiffServAF11 | CongestionExperienced,
		HopLimit:     1,
	}
	if ifi != nil {
		cm.IfIndex = ifi.Index
	}
	if _, err := p.WriteTo(wb, &cm, dst); err != nil {
		b.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
	}
	if _, _, _, err := p.ReadFrom(rb); err != nil {
		b.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
	}
}
開發者ID:98pm，項目名稱:docker，代碼行數:15，代碼來源:unicast_test.go

示例4: TestPacketConnReadWriteUnicastICMP

func TestPacketConnReadWriteUnicastICMP(t *testing.T) {
	switch runtime.GOOS {
	case "dragonfly", "plan9", "solaris", "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)
	defer p.Close()

	dst, err := net.ResolveIPAddr("ip6", "::1")
	if err != nil {
		t.Fatalf("net.ResolveIPAddr failed: %v", err)
	}

	pshicmp := ipv6PseudoHeader(c.LocalAddr().(*net.IPAddr).IP, dst.IP, ianaProtocolIPv6ICMP)
	cm := ipv6.ControlMessage{
		TrafficClass: DiffServAF11 | CongestionExperienced,
		Src:          net.IPv6loopback,
		Dst:          net.IPv6loopback,
	}
	cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagSrc | ipv6.FlagDst | ipv6.FlagInterface | ipv6.FlagPathMTU
	ifi := loopbackInterface()
	if ifi != nil {
		cm.IfIndex = ifi.Index
	}

	var f ipv6.ICMPFilter
	f.SetAll(true)
	f.Set(ipv6.ICMPTypeEchoReply, false)
	if err := p.SetICMPFilter(&f); err != nil {
		t.Fatalf("ipv6.PacketConn.SetICMPFilter failed: %v", err)
	}

	var psh []byte
	for i, toggle := range []bool{true, false, true} {
		if toggle {
			psh = nil
			if err := p.SetChecksum(true, 2); err != nil {
				t.Fatalf("ipv6.PacketConn.SetChecksum failed: %v", err)
			}
		} else {
			psh = pshicmp
			// Some platforms never allow to disable the
			// kernel checksum processing.
			p.SetChecksum(false, -1)
		}
		wb, err := (&icmpMessage{
			Type: ipv6.ICMPTypeEchoRequest, Code: 0,
			Body: &icmpEcho{
				ID: os.Getpid() & 0xffff, Seq: i + 1,
				Data: []byte("HELLO-R-U-THERE"),
			},
		}).Marshal(psh)
		if err != nil {
			t.Fatalf("icmpMessage.Marshal failed: %v", err)
		}
		if err := p.SetControlMessage(cf, toggle); err != nil {
			t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
		}
		cm.HopLimit = i + 1
		if err := p.SetWriteDeadline(time.Now().Add(100 * time.Millisecond)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetWriteDeadline failed: %v", err)
		}
		if n, err := p.WriteTo(wb, &cm, dst); err != nil {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
		} else if n != len(wb) {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: short write: %v", n)
		}
		rb := make([]byte, 128)
		if err := p.SetReadDeadline(time.Now().Add(100 * time.Millisecond)); err != nil {
			t.Fatalf("ipv6.PacketConn.SetReadDeadline failed: %v", err)
		}
		if n, cm, _, err := p.ReadFrom(rb); err != nil {
			t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
		} else {
			t.Logf("rcvd cmsg: %v", cm)
			if m, err := parseICMPMessage(rb[:n]); err != nil {
				t.Fatalf("parseICMPMessage failed: %v", err)
			} else if m.Type != ipv6.ICMPTypeEchoReply || m.Code != 0 {
				t.Fatalf("got type=%v, code=%v; expected type=%v, code=%v", m.Type, m.Code, ipv6.ICMPTypeEchoReply, 0)
			}
		}
	}
}
開發者ID:jether2011，項目名稱:loads，代碼行數:95，代碼來源:unicast_test.go

示例5: TestPacketConnConcurrentReadWriteUnicastUDP

func TestPacketConnConcurrentReadWriteUnicastUDP(t *testing.T) {
	switch runtime.GOOS {
	case "plan9", "solaris", "windows":
		t.Skipf("not supported on %q", runtime.GOOS)
	}
	if !supportsIPv6 {
		t.Skip("ipv6 is not supported")
	}

	c, err := net.ListenPacket("udp6", "[::1]:0")
	if err != nil {
		t.Fatalf("net.ListenPacket failed: %v", err)
	}
	defer c.Close()
	p := ipv6.NewPacketConn(c)
	defer p.Close()

	dst, err := net.ResolveUDPAddr("udp6", c.LocalAddr().String())
	if err != nil {
		t.Fatalf("net.ResolveUDPAddr failed: %v", err)
	}

	ifi := loopbackInterface()
	cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagSrc | ipv6.FlagDst | ipv6.FlagInterface | ipv6.FlagPathMTU
	wb := []byte("HELLO-R-U-THERE")

	var wg sync.WaitGroup
	reader := func() {
		defer wg.Done()
		rb := make([]byte, 128)
		if n, cm, _, err := p.ReadFrom(rb); err != nil {
			t.Errorf("ipv6.PacketConn.ReadFrom failed: %v", err)
			return
		} else if !bytes.Equal(rb[:n], wb) {
			t.Errorf("got %v; expected %v", rb[:n], wb)
			return
		} else {
			t.Logf("rcvd cmsg: %v", cm)
		}
	}
	writer := func(toggle bool) {
		defer wg.Done()
		cm := ipv6.ControlMessage{
			TrafficClass: DiffServAF11 | CongestionExperienced,
			Src:          net.IPv6loopback,
			Dst:          net.IPv6loopback,
		}
		if ifi != nil {
			cm.IfIndex = ifi.Index
		}
		if err := p.SetControlMessage(cf, toggle); err != nil {
			t.Errorf("ipv6.PacketConn.SetControlMessage failed: %v", err)
			return
		}
		if n, err := p.WriteTo(wb, &cm, dst); err != nil {
			t.Errorf("ipv6.PacketConn.WriteTo failed: %v", err)
			return
		} else if n != len(wb) {
			t.Errorf("ipv6.PacketConn.WriteTo failed: short write: %v", n)
			return
		}
	}

	const N = 10
	wg.Add(N)
	for i := 0; i < N; i++ {
		go reader()
	}
	wg.Add(2 * N)
	for i := 0; i < 2*N; i++ {
		go writer(i%2 != 0)
	}
	wg.Add(N)
	for i := 0; i < N; i++ {
		go reader()
	}
	wg.Wait()
}
開發者ID:NicholeGit，項目名稱:go，代碼行數:78，代碼來源:readwrite_test.go

示例6: TestPacketConnReadWriteUnicastICMP

func TestPacketConnReadWriteUnicastICMP(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()

	dst, err := net.ResolveIPAddr("ip6", "::1")
	if err != nil {
		t.Fatalf("net.ResolveIPAddr failed: %v", err)
	}

	p := ipv6.NewPacketConn(c)
	cm := ipv6.ControlMessage{TrafficClass: DiffServAF11 | CongestionExperienced}
	cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagInterface | ipv6.FlagPathMTU
	ifi := loopbackInterface()
	if ifi != nil {
		cm.IfIndex = ifi.Index
	}

	var f ipv6.ICMPFilter
	f.SetAll(true)
	f.Set(ipv6.ICMPTypeEchoReply, false)
	if err := p.SetICMPFilter(&f); err != nil {
		t.Fatalf("ipv6.PacketConn.SetICMPFilter failed: %v", err)
	}

	for i, toggle := range []bool{true, false, true} {
		wb, err := (&icmpMessage{
			Type: ipv6.ICMPTypeEchoRequest, Code: 0,
			Body: &icmpEcho{
				ID: os.Getpid() & 0xffff, Seq: i + 1,
				Data: []byte("HELLO-R-U-THERE"),
			},
		}).Marshal()
		if err != nil {
			t.Fatalf("icmpMessage.Marshal failed: %v", err)
		}
		if err := p.SetControlMessage(cf, toggle); err != nil {
			t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
		}
		cm.HopLimit = i + 1
		if _, err := p.WriteTo(wb, &cm, dst); err != nil {
			t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
		}
		b := make([]byte, 128)
		if n, cm, _, err := p.ReadFrom(b); err != nil {
			t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
		} else {
			t.Logf("rcvd cmsg: %v", cm)
			if m, err := parseICMPMessage(b[:n]); err != nil {
				t.Fatalf("parseICMPMessage failed: %v", err)
			} else if m.Type != ipv6.ICMPTypeEchoReply || m.Code != 0 {
				t.Fatalf("got type=%v, code=%v; expected type=%v, code=%v", m.Type, m.Code, ipv6.ICMPTypeEchoReply, 0)
			}
		}
	}
}
開發者ID:98pm，項目名稱:docker，代碼行數:69，代碼來源:unicast_test.go


注：本文中的code/google/com/p/go/net/ipv6.ControlMessage.IfIndex方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。