From 621e49bb465f500cc46d47e39e828cf76d6381d7 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 24 Jul 2018 14:35:44 +0200 Subject: update vendor --- vendor/golang.org/x/net/ipv4/multicast_test.go | 334 +++++++++++++++++++++++++ 1 file changed, 334 insertions(+) create mode 100644 vendor/golang.org/x/net/ipv4/multicast_test.go (limited to 'vendor/golang.org/x/net/ipv4/multicast_test.go') diff --git a/vendor/golang.org/x/net/ipv4/multicast_test.go b/vendor/golang.org/x/net/ipv4/multicast_test.go new file mode 100644 index 0000000..2136a3c --- /dev/null +++ b/vendor/golang.org/x/net/ipv4/multicast_test.go @@ -0,0 +1,334 @@ +// 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. + +package ipv4_test + +import ( + "bytes" + "net" + "os" + "runtime" + "testing" + "time" + + "golang.org/x/net/icmp" + "golang.org/x/net/internal/iana" + "golang.org/x/net/internal/nettest" + "golang.org/x/net/ipv4" +) + +var packetConnReadWriteMulticastUDPTests = []struct { + addr string + grp, src *net.UDPAddr +}{ + {"224.0.0.0:0", &net.UDPAddr{IP: net.IPv4(224, 0, 0, 254)}, nil}, // see RFC 4727 + + {"232.0.1.0:0", &net.UDPAddr{IP: net.IPv4(232, 0, 1, 254)}, &net.UDPAddr{IP: net.IPv4(127, 0, 0, 1)}}, // see RFC 5771 +} + +func TestPacketConnReadWriteMulticastUDP(t *testing.T) { + switch runtime.GOOS { + case "js", "nacl", "plan9", "solaris", "windows": + t.Skipf("not supported on %s", runtime.GOOS) + } + ifi := nettest.RoutedInterface("ip4", net.FlagUp|net.FlagMulticast|net.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + for _, tt := range packetConnReadWriteMulticastUDPTests { + c, err := net.ListenPacket("udp4", tt.addr) + if err != nil { + t.Fatal(err) + } + defer c.Close() + + grp := *tt.grp + grp.Port = c.LocalAddr().(*net.UDPAddr).Port + p := ipv4.NewPacketConn(c) + defer p.Close() + if tt.src == nil { + if err := p.JoinGroup(ifi, &grp); err != nil { + t.Fatal(err) + } + defer p.LeaveGroup(ifi, &grp) + } else { + if err := p.JoinSourceSpecificGroup(ifi, &grp, tt.src); err != nil { + switch runtime.GOOS { + case "freebsd", "linux": + default: // platforms that don't support IGMPv2/3 fail here + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + defer p.LeaveSourceSpecificGroup(ifi, &grp, tt.src) + } + if err := p.SetMulticastInterface(ifi); err != nil { + t.Fatal(err) + } + if _, err := p.MulticastInterface(); err != nil { + t.Fatal(err) + } + if err := p.SetMulticastLoopback(true); err != nil { + t.Fatal(err) + } + if _, err := p.MulticastLoopback(); err != nil { + t.Fatal(err) + } + cf := ipv4.FlagTTL | ipv4.FlagDst | ipv4.FlagInterface + wb := []byte("HELLO-R-U-THERE") + + for i, toggle := range []bool{true, false, true} { + if err := p.SetControlMessage(cf, toggle); err != nil { + if nettest.ProtocolNotSupported(err) { + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + if err := p.SetDeadline(time.Now().Add(200 * time.Millisecond)); err != nil { + t.Fatal(err) + } + p.SetMulticastTTL(i + 1) + if n, err := p.WriteTo(wb, nil, &grp); err != nil { + t.Fatal(err) + } else if n != len(wb) { + t.Fatalf("got %v; want %v", n, len(wb)) + } + rb := make([]byte, 128) + if n, _, _, err := p.ReadFrom(rb); err != nil { + t.Fatal(err) + } else if !bytes.Equal(rb[:n], wb) { + t.Fatalf("got %v; want %v", rb[:n], wb) + } + } + } +} + +var packetConnReadWriteMulticastICMPTests = []struct { + grp, src *net.IPAddr +}{ + {&net.IPAddr{IP: net.IPv4(224, 0, 0, 254)}, nil}, // see RFC 4727 + + {&net.IPAddr{IP: net.IPv4(232, 0, 1, 254)}, &net.IPAddr{IP: net.IPv4(127, 0, 0, 1)}}, // see RFC 5771 +} + +func TestPacketConnReadWriteMulticastICMP(t *testing.T) { + switch runtime.GOOS { + case "js", "nacl", "plan9", "solaris", "windows": + t.Skipf("not supported on %s", runtime.GOOS) + } + if m, ok := nettest.SupportsRawIPSocket(); !ok { + t.Skip(m) + } + ifi := nettest.RoutedInterface("ip4", net.FlagUp|net.FlagMulticast|net.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + for _, tt := range packetConnReadWriteMulticastICMPTests { + c, err := net.ListenPacket("ip4:icmp", "0.0.0.0") + if err != nil { + t.Fatal(err) + } + defer c.Close() + + p := ipv4.NewPacketConn(c) + defer p.Close() + if tt.src == nil { + if err := p.JoinGroup(ifi, tt.grp); err != nil { + t.Fatal(err) + } + defer p.LeaveGroup(ifi, tt.grp) + } else { + if err := p.JoinSourceSpecificGroup(ifi, tt.grp, tt.src); err != nil { + switch runtime.GOOS { + case "freebsd", "linux": + default: // platforms that don't support IGMPv2/3 fail here + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + defer p.LeaveSourceSpecificGroup(ifi, tt.grp, tt.src) + } + if err := p.SetMulticastInterface(ifi); err != nil { + t.Fatal(err) + } + if _, err := p.MulticastInterface(); err != nil { + t.Fatal(err) + } + if err := p.SetMulticastLoopback(true); err != nil { + t.Fatal(err) + } + if _, err := p.MulticastLoopback(); err != nil { + t.Fatal(err) + } + cf := ipv4.FlagDst | ipv4.FlagInterface + if runtime.GOOS != "solaris" { + // Solaris never allows to modify ICMP properties. + cf |= ipv4.FlagTTL + } + + for i, toggle := range []bool{true, false, true} { + wb, err := (&icmp.Message{ + Type: ipv4.ICMPTypeEcho, Code: 0, + Body: &icmp.Echo{ + ID: os.Getpid() & 0xffff, Seq: i + 1, + Data: []byte("HELLO-R-U-THERE"), + }, + }).Marshal(nil) + if err != nil { + t.Fatal(err) + } + if err := p.SetControlMessage(cf, toggle); err != nil { + if nettest.ProtocolNotSupported(err) { + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + if err := p.SetDeadline(time.Now().Add(200 * time.Millisecond)); err != nil { + t.Fatal(err) + } + p.SetMulticastTTL(i + 1) + if n, err := p.WriteTo(wb, nil, tt.grp); err != nil { + t.Fatal(err) + } else if n != len(wb) { + t.Fatalf("got %v; want %v", n, len(wb)) + } + rb := make([]byte, 128) + if n, _, _, err := p.ReadFrom(rb); err != nil { + t.Fatal(err) + } else { + m, err := icmp.ParseMessage(iana.ProtocolICMP, rb[:n]) + if err != nil { + t.Fatal(err) + } + switch { + case m.Type == ipv4.ICMPTypeEchoReply && m.Code == 0: // net.inet.icmp.bmcastecho=1 + case m.Type == ipv4.ICMPTypeEcho && m.Code == 0: // net.inet.icmp.bmcastecho=0 + default: + t.Fatalf("got type=%v, code=%v; want type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0) + } + } + } + } +} + +var rawConnReadWriteMulticastICMPTests = []struct { + grp, src *net.IPAddr +}{ + {&net.IPAddr{IP: net.IPv4(224, 0, 0, 254)}, nil}, // see RFC 4727 + + {&net.IPAddr{IP: net.IPv4(232, 0, 1, 254)}, &net.IPAddr{IP: net.IPv4(127, 0, 0, 1)}}, // see RFC 5771 +} + +func TestRawConnReadWriteMulticastICMP(t *testing.T) { + if testing.Short() { + t.Skip("to avoid external network") + } + if m, ok := nettest.SupportsRawIPSocket(); !ok { + t.Skip(m) + } + ifi := nettest.RoutedInterface("ip4", net.FlagUp|net.FlagMulticast|net.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + for _, tt := range rawConnReadWriteMulticastICMPTests { + c, err := net.ListenPacket("ip4:icmp", "0.0.0.0") + if err != nil { + t.Fatal(err) + } + defer c.Close() + + r, err := ipv4.NewRawConn(c) + if err != nil { + t.Fatal(err) + } + defer r.Close() + if tt.src == nil { + if err := r.JoinGroup(ifi, tt.grp); err != nil { + t.Fatal(err) + } + defer r.LeaveGroup(ifi, tt.grp) + } else { + if err := r.JoinSourceSpecificGroup(ifi, tt.grp, tt.src); err != nil { + switch runtime.GOOS { + case "freebsd", "linux": + default: // platforms that don't support IGMPv2/3 fail here + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + defer r.LeaveSourceSpecificGroup(ifi, tt.grp, tt.src) + } + if err := r.SetMulticastInterface(ifi); err != nil { + t.Fatal(err) + } + if _, err := r.MulticastInterface(); err != nil { + t.Fatal(err) + } + if err := r.SetMulticastLoopback(true); err != nil { + t.Fatal(err) + } + if _, err := r.MulticastLoopback(); err != nil { + t.Fatal(err) + } + cf := ipv4.FlagTTL | ipv4.FlagDst | ipv4.FlagInterface + + for i, toggle := range []bool{true, false, true} { + wb, err := (&icmp.Message{ + Type: ipv4.ICMPTypeEcho, Code: 0, + Body: &icmp.Echo{ + ID: os.Getpid() & 0xffff, Seq: i + 1, + Data: []byte("HELLO-R-U-THERE"), + }, + }).Marshal(nil) + if err != nil { + t.Fatal(err) + } + wh := &ipv4.Header{ + Version: ipv4.Version, + Len: ipv4.HeaderLen, + TOS: i + 1, + TotalLen: ipv4.HeaderLen + len(wb), + Protocol: 1, + Dst: tt.grp.IP, + } + if err := r.SetControlMessage(cf, toggle); err != nil { + if nettest.ProtocolNotSupported(err) { + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } + if err := r.SetDeadline(time.Now().Add(200 * time.Millisecond)); err != nil { + t.Fatal(err) + } + r.SetMulticastTTL(i + 1) + if err := r.WriteTo(wh, wb, nil); err != nil { + t.Fatal(err) + } + rb := make([]byte, ipv4.HeaderLen+128) + if rh, b, _, err := r.ReadFrom(rb); err != nil { + t.Fatal(err) + } else { + m, err := icmp.ParseMessage(iana.ProtocolICMP, b) + if err != nil { + t.Fatal(err) + } + switch { + case (rh.Dst.IsLoopback() || rh.Dst.IsLinkLocalUnicast() || rh.Dst.IsGlobalUnicast()) && m.Type == ipv4.ICMPTypeEchoReply && m.Code == 0: // net.inet.icmp.bmcastecho=1 + case rh.Dst.IsMulticast() && m.Type == ipv4.ICMPTypeEcho && m.Code == 0: // net.inet.icmp.bmcastecho=0 + default: + t.Fatalf("got type=%v, code=%v; want type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0) + } + } + } + } +} -- cgit v1.2.3