bump(code.google.com/p/go.net): ca4c826193c2

2013-08-06 10:50:12 -07:00
parent 20833eb63d
commit 46bce9cc49
194 changed files with 63892 additions and 0 deletions
--- a/third_party/code.google.com/p/go.net/ipv4/multicast_test.go
+++ b/third_party/code.google.com/p/go.net/ipv4/multicast_test.go
@ -0,0 +1,168 @@
+// Copyright 2012 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.
+
+// +build darwin freebsd linux netbsd openbsd
+
+package ipv4_test
+
+import (
+	"code.google.com/p/go.net/ipv4"
+	"net"
+	"os"
+	"testing"
+)
+
+func TestReadWriteMulticastIPPayloadUDP(t *testing.T) {
+	if testing.Short() || !*testExternal {
+		t.Skip("to avoid external network")
+	}
+
+	c, err := net.ListenPacket("udp4", "224.0.0.0:1024") // see RFC 4727
+	if err != nil {
+		t.Fatalf("net.ListenPacket failed: %v", err)
+	}
+	defer c.Close()
+
+	ifi := loopbackInterface()
+	if ifi == nil {
+		t.Skip("an appropriate interface not found")
+	}
+	dst, err := net.ResolveUDPAddr("udp4", "224.0.0.254:1024") // see RFC 4727
+	if err != nil {
+		t.Fatalf("net.ResolveUDPAddr failed: %v", err)
+	}
+
+	p := ipv4.NewPacketConn(c)
+	if err := p.JoinGroup(ifi, dst); err != nil {
+		t.Fatalf("ipv4.PacketConn.JoinGroup on %v failed: %v", ifi, err)
+	}
+	if err := p.SetMulticastInterface(ifi); err != nil {
+		t.Fatalf("ipv4.PacketConn.SetMulticastInterface failed: %v", err)
+	}
+	if err := p.SetMulticastLoopback(true); err != nil {
+		t.Fatalf("ipv4.PacketConn.SetMulticastLoopback failed: %v", err)
+	}
+	cf := ipv4.FlagTTL | ipv4.FlagDst | ipv4.FlagInterface
+	for i, toggle := range []bool{true, false, true} {
+		if err := p.SetControlMessage(cf, toggle); err != nil {
+			t.Fatalf("ipv4.PacketConn.SetControlMessage failed: %v", err)
+		}
+		writeThenReadPayload(t, i, p, []byte("HELLO-R-U-THERE"), dst)
+	}
+}
+
+func TestReadWriteMulticastIPPayloadICMP(t *testing.T) {
+	if testing.Short() || !*testExternal {
+		t.Skip("to avoid external network")
+	}
+	if os.Getuid() != 0 {
+		t.Skip("must be root")
+	}
+
+	c, err := net.ListenPacket("ip4:icmp", "0.0.0.0")
+	if err != nil {
+		t.Fatalf("net.ListenPacket failed: %v", err)
+	}
+	defer c.Close()
+
+	ifi := loopbackInterface()
+	if ifi == nil {
+		t.Skip("an appropriate interface not found")
+	}
+	dst, err := net.ResolveIPAddr("ip4", "224.0.0.254") // see RFC 4727
+	if err != nil {
+		t.Fatalf("net.ResolveIPAddr failed: %v", err)
+	}
+
+	p := ipv4.NewPacketConn(c)
+	if err := p.JoinGroup(ifi, dst); err != nil {
+		t.Fatalf("ipv4.PacketConn.JoinGroup on %v failed: %v", ifi, err)
+	}
+	if err := p.SetMulticastInterface(ifi); err != nil {
+		t.Fatalf("ipv4.PacketConn.SetMulticastInterface failed: %v", err)
+	}
+	cf := ipv4.FlagTTL | ipv4.FlagDst | ipv4.FlagInterface
+	for i, toggle := range []bool{true, false, true} {
+		wb, err := (&icmpMessage{
+			Type: ipv4.ICMPTypeEcho, 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("ipv4.PacketConn.SetControlMessage failed: %v", err)
+		}
+		rb := writeThenReadPayload(t, i, p, wb, dst)
+		m, err := parseICMPMessage(rb)
+		if err != nil {
+			t.Fatalf("parseICMPMessage failed: %v", err)
+		}
+		if m.Type != ipv4.ICMPTypeEchoReply || m.Code != 0 {
+			t.Fatalf("got type=%v, code=%v; expected type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0)
+		}
+	}
+}
+
+func TestReadWriteMulticastIPDatagram(t *testing.T) {
+	if testing.Short() || !*testExternal {
+		t.Skip("to avoid external network")
+	}
+	if os.Getuid() != 0 {
+		t.Skip("must be root")
+	}
+
+	c, err := net.ListenPacket("ip4:icmp", "0.0.0.0")
+	if err != nil {
+		t.Fatalf("net.ListenPacket failed: %v", err)
+	}
+	defer c.Close()
+
+	ifi := loopbackInterface()
+	if ifi == nil {
+		t.Skip("an appropriate interface not found")
+	}
+	dst, err := net.ResolveIPAddr("ip4", "224.0.0.254") // see RFC 4727
+	if err != nil {
+		t.Fatalf("ResolveIPAddr failed: %v", err)
+	}
+
+	r, err := ipv4.NewRawConn(c)
+	if err != nil {
+		t.Fatalf("ipv4.NewRawConn failed: %v", err)
+	}
+	if err := r.JoinGroup(ifi, dst); err != nil {
+		t.Fatalf("ipv4.RawConn.JoinGroup on %v failed: %v", ifi, err)
+	}
+	if err := r.SetMulticastInterface(ifi); err != nil {
+		t.Fatalf("ipv4.PacketConn.SetMulticastInterface failed: %v", err)
+	}
+	cf := ipv4.FlagTTL | ipv4.FlagDst | ipv4.FlagInterface
+	for i, toggle := range []bool{true, false, true} {
+		wb, err := (&icmpMessage{
+			Type: ipv4.ICMPTypeEcho, 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 := r.SetControlMessage(cf, toggle); err != nil {
+			t.Fatalf("ipv4.RawConn.SetControlMessage failed: %v", err)
+		}
+		rb := writeThenReadDatagram(t, i, r, wb, nil, dst)
+		m, err := parseICMPMessage(rb)
+		if err != nil {
+			t.Fatalf("parseICMPMessage failed: %v", err)
+		}
+		if m.Type != ipv4.ICMPTypeEchoReply || m.Code != 0 {
+			t.Fatalf("got type=%v, code=%v; expected type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0)
+		}
+	}
+}