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/unicast_test.go | 247 +++++++++++++++++++++++++++ 1 file changed, 247 insertions(+) create mode 100644 vendor/golang.org/x/net/ipv4/unicast_test.go (limited to 'vendor/golang.org/x/net/ipv4/unicast_test.go') diff --git a/vendor/golang.org/x/net/ipv4/unicast_test.go b/vendor/golang.org/x/net/ipv4/unicast_test.go new file mode 100644 index 0000000..274a558 --- /dev/null +++ b/vendor/golang.org/x/net/ipv4/unicast_test.go @@ -0,0 +1,247 @@ +// 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" +) + +func TestPacketConnReadWriteUnicastUDP(t *testing.T) { + switch runtime.GOOS { + case "js", "nacl", "plan9", "windows": + t.Skipf("not supported on %s", runtime.GOOS) + } + ifi := nettest.RoutedInterface("ip4", net.FlagUp|net.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + c, err := nettest.NewLocalPacketListener("udp4") + if err != nil { + t.Fatal(err) + } + defer c.Close() + p := ipv4.NewPacketConn(c) + defer p.Close() + + dst := c.LocalAddr() + 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) + } + p.SetTTL(i + 1) + if err := p.SetWriteDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + if n, err := p.WriteTo(wb, nil, dst); err != nil { + t.Fatal(err) + } else if n != len(wb) { + t.Fatalf("got %v; want %v", n, len(wb)) + } + rb := make([]byte, 128) + if err := p.SetReadDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + 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) + } + } +} + +func TestPacketConnReadWriteUnicastICMP(t *testing.T) { + switch runtime.GOOS { + case "js", "nacl", "plan9", "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.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + c, err := net.ListenPacket("ip4:icmp", "0.0.0.0") + if err != nil { + t.Fatal(err) + } + defer c.Close() + + dst, err := net.ResolveIPAddr("ip4", "127.0.0.1") + if err != nil { + t.Fatal(err) + } + p := ipv4.NewPacketConn(c) + defer p.Close() + 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) + } + p.SetTTL(i + 1) + if err := p.SetWriteDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + if n, err := p.WriteTo(wb, nil, dst); err != nil { + t.Fatal(err) + } else if n != len(wb) { + t.Fatalf("got %v; want %v", n, len(wb)) + } + rb := make([]byte, 128) + loop: + if err := p.SetReadDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + if n, _, _, err := p.ReadFrom(rb); err != nil { + switch runtime.GOOS { + case "darwin": // older darwin kernels have some limitation on receiving icmp packet through raw socket + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } else { + m, err := icmp.ParseMessage(iana.ProtocolICMP, rb[:n]) + if err != nil { + t.Fatal(err) + } + if runtime.GOOS == "linux" && m.Type == ipv4.ICMPTypeEcho { + // On Linux we must handle own sent packets. + goto loop + } + if m.Type != ipv4.ICMPTypeEchoReply || m.Code != 0 { + t.Fatalf("got type=%v, code=%v; want type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0) + } + } + } +} + +func TestRawConnReadWriteUnicastICMP(t *testing.T) { + switch runtime.GOOS { + case "js", "nacl", "plan9", "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.FlagLoopback) + if ifi == nil { + t.Skipf("not available on %s", runtime.GOOS) + } + + c, err := net.ListenPacket("ip4:icmp", "0.0.0.0") + if err != nil { + t.Fatal(err) + } + defer c.Close() + + dst, err := net.ResolveIPAddr("ip4", "127.0.0.1") + if err != nil { + t.Fatal(err) + } + r, err := ipv4.NewRawConn(c) + if err != nil { + t.Fatal(err) + } + defer r.Close() + 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), + TTL: i + 1, + Protocol: 1, + Dst: dst.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.SetWriteDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + if err := r.WriteTo(wh, wb, nil); err != nil { + t.Fatal(err) + } + rb := make([]byte, ipv4.HeaderLen+128) + loop: + if err := r.SetReadDeadline(time.Now().Add(100 * time.Millisecond)); err != nil { + t.Fatal(err) + } + if _, b, _, err := r.ReadFrom(rb); err != nil { + switch runtime.GOOS { + case "darwin": // older darwin kernels have some limitation on receiving icmp packet through raw socket + t.Logf("not supported on %s", runtime.GOOS) + continue + } + t.Fatal(err) + } else { + m, err := icmp.ParseMessage(iana.ProtocolICMP, b) + if err != nil { + t.Fatal(err) + } + if runtime.GOOS == "linux" && m.Type == ipv4.ICMPTypeEcho { + // On Linux we must handle own sent packets. + goto loop + } + if m.Type != ipv4.ICMPTypeEchoReply || m.Code != 0 { + t.Fatalf("got type=%v, code=%v; want type=%v, code=%v", m.Type, m.Code, ipv4.ICMPTypeEchoReply, 0) + } + } + } +} -- cgit v1.2.3