diff options
Diffstat (limited to 'pkg/tcpip/adapters/gonet')
| -rw-r--r-- | pkg/tcpip/adapters/gonet/BUILD | 38 | ||||
| -rwxr-xr-x[-rw-r--r--] | pkg/tcpip/adapters/gonet/gonet.go | 0 | ||||
| -rwxr-xr-x | pkg/tcpip/adapters/gonet/gonet_state_autogen.go | 4 | ||||
| -rw-r--r-- | pkg/tcpip/adapters/gonet/gonet_test.go | 683 |
4 files changed, 4 insertions, 721 deletions
diff --git a/pkg/tcpip/adapters/gonet/BUILD b/pkg/tcpip/adapters/gonet/BUILD deleted file mode 100644 index 78df5a0b1..000000000 --- a/pkg/tcpip/adapters/gonet/BUILD +++ /dev/null @@ -1,38 +0,0 @@ -load("//tools/go_stateify:defs.bzl", "go_library") -load("@io_bazel_rules_go//go:def.bzl", "go_test") - -package(licenses = ["notice"]) - -go_library( - name = "gonet", - srcs = ["gonet.go"], - importpath = "gvisor.dev/gvisor/pkg/tcpip/adapters/gonet", - visibility = ["//visibility:public"], - deps = [ - "//pkg/tcpip", - "//pkg/tcpip/buffer", - "//pkg/tcpip/stack", - "//pkg/tcpip/transport/tcp", - "//pkg/tcpip/transport/udp", - "//pkg/waiter", - ], -) - -go_test( - name = "gonet_test", - size = "small", - srcs = ["gonet_test.go"], - embed = [":gonet"], - deps = [ - "//pkg/tcpip", - "//pkg/tcpip/header", - "//pkg/tcpip/link/loopback", - "//pkg/tcpip/network/ipv4", - "//pkg/tcpip/network/ipv6", - "//pkg/tcpip/stack", - "//pkg/tcpip/transport/tcp", - "//pkg/tcpip/transport/udp", - "//pkg/waiter", - "@org_golang_x_net//nettest:go_default_library", - ], -) diff --git a/pkg/tcpip/adapters/gonet/gonet.go b/pkg/tcpip/adapters/gonet/gonet.go index cd6ce930a..cd6ce930a 100644..100755 --- a/pkg/tcpip/adapters/gonet/gonet.go +++ b/pkg/tcpip/adapters/gonet/gonet.go diff --git a/pkg/tcpip/adapters/gonet/gonet_state_autogen.go b/pkg/tcpip/adapters/gonet/gonet_state_autogen.go new file mode 100755 index 000000000..9b87956fd --- /dev/null +++ b/pkg/tcpip/adapters/gonet/gonet_state_autogen.go @@ -0,0 +1,4 @@ +// automatically generated by stateify. + +package gonet + diff --git a/pkg/tcpip/adapters/gonet/gonet_test.go b/pkg/tcpip/adapters/gonet/gonet_test.go deleted file mode 100644 index ee077ae83..000000000 --- a/pkg/tcpip/adapters/gonet/gonet_test.go +++ /dev/null @@ -1,683 +0,0 @@ -// Copyright 2018 The gVisor Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package gonet - -import ( - "context" - "fmt" - "io" - "net" - "reflect" - "strings" - "testing" - "time" - - "golang.org/x/net/nettest" - "gvisor.dev/gvisor/pkg/tcpip" - "gvisor.dev/gvisor/pkg/tcpip/header" - "gvisor.dev/gvisor/pkg/tcpip/link/loopback" - "gvisor.dev/gvisor/pkg/tcpip/network/ipv4" - "gvisor.dev/gvisor/pkg/tcpip/network/ipv6" - "gvisor.dev/gvisor/pkg/tcpip/stack" - "gvisor.dev/gvisor/pkg/tcpip/transport/tcp" - "gvisor.dev/gvisor/pkg/tcpip/transport/udp" - "gvisor.dev/gvisor/pkg/waiter" -) - -const ( - NICID = 1 -) - -func TestTimeouts(t *testing.T) { - nc := NewConn(nil, nil) - dlfs := []struct { - name string - f func(time.Time) error - }{ - {"SetDeadline", nc.SetDeadline}, - {"SetReadDeadline", nc.SetReadDeadline}, - {"SetWriteDeadline", nc.SetWriteDeadline}, - } - - for _, dlf := range dlfs { - if err := dlf.f(time.Time{}); err != nil { - t.Errorf("got %s(time.Time{}) = %v, want = %v", dlf.name, err, nil) - } - } -} - -func newLoopbackStack() (*stack.Stack, *tcpip.Error) { - // Create the stack and add a NIC. - s := stack.New(stack.Options{ - NetworkProtocols: []stack.NetworkProtocol{ipv4.NewProtocol(), ipv6.NewProtocol()}, - TransportProtocols: []stack.TransportProtocol{tcp.NewProtocol(), udp.NewProtocol()}, - }) - - if err := s.CreateNIC(NICID, loopback.New()); err != nil { - return nil, err - } - - // Add default route. - s.SetRouteTable([]tcpip.Route{ - // IPv4 - { - Destination: header.IPv4EmptySubnet, - NIC: NICID, - }, - - // IPv6 - { - Destination: header.IPv6EmptySubnet, - NIC: NICID, - }, - }) - - return s, nil -} - -type testConnection struct { - wq *waiter.Queue - e *waiter.Entry - ch chan struct{} - ep tcpip.Endpoint -} - -func connect(s *stack.Stack, addr tcpip.FullAddress) (*testConnection, *tcpip.Error) { - wq := &waiter.Queue{} - ep, err := s.NewEndpoint(tcp.ProtocolNumber, ipv4.ProtocolNumber, wq) - - entry, ch := waiter.NewChannelEntry(nil) - wq.EventRegister(&entry, waiter.EventOut) - - err = ep.Connect(addr) - if err == tcpip.ErrConnectStarted { - <-ch - err = ep.GetSockOpt(tcpip.ErrorOption{}) - } - if err != nil { - return nil, err - } - - wq.EventUnregister(&entry) - wq.EventRegister(&entry, waiter.EventIn) - - return &testConnection{wq, &entry, ch, ep}, nil -} - -func (c *testConnection) close() { - c.wq.EventUnregister(c.e) - c.ep.Close() -} - -// TestCloseReader tests that Conn.Close() causes Conn.Read() to unblock. -func TestCloseReader(t *testing.T) { - s, err := newLoopbackStack() - if err != nil { - t.Fatalf("newLoopbackStack() = %v", err) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - l, e := NewListener(s, addr, ipv4.ProtocolNumber) - if e != nil { - t.Fatalf("NewListener() = %v", e) - } - done := make(chan struct{}) - go func() { - defer close(done) - c, err := l.Accept() - if err != nil { - t.Fatalf("l.Accept() = %v", err) - } - - // Give c.Read() a chance to block before closing the connection. - time.AfterFunc(time.Millisecond*50, func() { - c.Close() - }) - - buf := make([]byte, 256) - n, err := c.Read(buf) - if n != 0 || err != io.EOF { - t.Errorf("c.Read() = (%d, %v), want (0, EOF)", n, err) - } - }() - sender, err := connect(s, addr) - if err != nil { - t.Fatalf("connect() = %v", err) - } - - select { - case <-done: - case <-time.After(5 * time.Second): - t.Errorf("c.Read() didn't unblock") - } - sender.close() -} - -// TestCloseReaderWithForwarder tests that Conn.Close() wakes Conn.Read() when -// using tcp.Forwarder. -func TestCloseReaderWithForwarder(t *testing.T) { - s, err := newLoopbackStack() - if err != nil { - t.Fatalf("newLoopbackStack() = %v", err) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - done := make(chan struct{}) - - fwd := tcp.NewForwarder(s, 30000, 10, func(r *tcp.ForwarderRequest) { - defer close(done) - - var wq waiter.Queue - ep, err := r.CreateEndpoint(&wq) - if err != nil { - t.Fatalf("r.CreateEndpoint() = %v", err) - } - defer ep.Close() - r.Complete(false) - - c := NewConn(&wq, ep) - - // Give c.Read() a chance to block before closing the connection. - time.AfterFunc(time.Millisecond*50, func() { - c.Close() - }) - - buf := make([]byte, 256) - n, e := c.Read(buf) - if n != 0 || e != io.EOF { - t.Errorf("c.Read() = (%d, %v), want (0, EOF)", n, e) - } - }) - s.SetTransportProtocolHandler(tcp.ProtocolNumber, fwd.HandlePacket) - - sender, err := connect(s, addr) - if err != nil { - t.Fatalf("connect() = %v", err) - } - - select { - case <-done: - case <-time.After(5 * time.Second): - t.Errorf("c.Read() didn't unblock") - } - sender.close() -} - -func TestCloseRead(t *testing.T) { - s, terr := newLoopbackStack() - if terr != nil { - t.Fatalf("newLoopbackStack() = %v", terr) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - fwd := tcp.NewForwarder(s, 30000, 10, func(r *tcp.ForwarderRequest) { - var wq waiter.Queue - ep, err := r.CreateEndpoint(&wq) - if err != nil { - t.Fatalf("r.CreateEndpoint() = %v", err) - } - defer ep.Close() - r.Complete(false) - - c := NewConn(&wq, ep) - - buf := make([]byte, 256) - n, e := c.Read(buf) - if e != nil || string(buf[:n]) != "abc123" { - t.Fatalf("c.Read() = (%d, %v), want (6, nil)", n, e) - } - - if n, e = c.Write([]byte("abc123")); e != nil { - t.Errorf("c.Write() = (%d, %v), want (6, nil)", n, e) - } - }) - - s.SetTransportProtocolHandler(tcp.ProtocolNumber, fwd.HandlePacket) - - tc, terr := connect(s, addr) - if terr != nil { - t.Fatalf("connect() = %v", terr) - } - c := NewConn(tc.wq, tc.ep) - - if err := c.CloseRead(); err != nil { - t.Errorf("c.CloseRead() = %v", err) - } - - buf := make([]byte, 256) - if n, err := c.Read(buf); err != io.EOF { - t.Errorf("c.Read() = (%d, %v), want (0, io.EOF)", n, err) - } - - if n, err := c.Write([]byte("abc123")); n != 6 || err != nil { - t.Errorf("c.Write() = (%d, %v), want (6, nil)", n, err) - } -} - -func TestCloseWrite(t *testing.T) { - s, terr := newLoopbackStack() - if terr != nil { - t.Fatalf("newLoopbackStack() = %v", terr) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - fwd := tcp.NewForwarder(s, 30000, 10, func(r *tcp.ForwarderRequest) { - var wq waiter.Queue - ep, err := r.CreateEndpoint(&wq) - if err != nil { - t.Fatalf("r.CreateEndpoint() = %v", err) - } - defer ep.Close() - r.Complete(false) - - c := NewConn(&wq, ep) - - n, e := c.Read(make([]byte, 256)) - if n != 0 || e != io.EOF { - t.Errorf("c.Read() = (%d, %v), want (0, io.EOF)", n, e) - } - - if n, e = c.Write([]byte("abc123")); n != 6 || e != nil { - t.Errorf("c.Write() = (%d, %v), want (6, nil)", n, e) - } - }) - - s.SetTransportProtocolHandler(tcp.ProtocolNumber, fwd.HandlePacket) - - tc, terr := connect(s, addr) - if terr != nil { - t.Fatalf("connect() = %v", terr) - } - c := NewConn(tc.wq, tc.ep) - - if err := c.CloseWrite(); err != nil { - t.Errorf("c.CloseWrite() = %v", err) - } - - buf := make([]byte, 256) - n, err := c.Read(buf) - if err != nil || string(buf[:n]) != "abc123" { - t.Fatalf("c.Read() = (%d, %v), want (6, nil)", n, err) - } - - n, err = c.Write([]byte("abc123")) - got, ok := err.(*net.OpError) - want := "endpoint is closed for send" - if n != 0 || !ok || got.Op != "write" || got.Err == nil || !strings.HasSuffix(got.Err.Error(), want) { - t.Errorf("c.Write() = (%d, %v), want (0, OpError(Op: write, Err: %s))", n, err, want) - } -} - -func TestUDPForwarder(t *testing.T) { - s, terr := newLoopbackStack() - if terr != nil { - t.Fatalf("newLoopbackStack() = %v", terr) - } - - ip1 := tcpip.Address(net.IPv4(169, 254, 10, 1).To4()) - addr1 := tcpip.FullAddress{NICID, ip1, 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip1) - ip2 := tcpip.Address(net.IPv4(169, 254, 10, 2).To4()) - addr2 := tcpip.FullAddress{NICID, ip2, 11311} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip2) - - done := make(chan struct{}) - fwd := udp.NewForwarder(s, func(r *udp.ForwarderRequest) { - defer close(done) - - var wq waiter.Queue - ep, err := r.CreateEndpoint(&wq) - if err != nil { - t.Fatalf("r.CreateEndpoint() = %v", err) - } - defer ep.Close() - - c := NewConn(&wq, ep) - - buf := make([]byte, 256) - n, e := c.Read(buf) - if e != nil { - t.Errorf("c.Read() = %v", e) - } - - if _, e := c.Write(buf[:n]); e != nil { - t.Errorf("c.Write() = %v", e) - } - }) - s.SetTransportProtocolHandler(udp.ProtocolNumber, fwd.HandlePacket) - - c2, err := DialUDP(s, &addr2, nil, ipv4.ProtocolNumber) - if err != nil { - t.Fatal("DialUDP(bind port 5):", err) - } - - sent := "abc123" - sendAddr := fullToUDPAddr(addr1) - if n, err := c2.WriteTo([]byte(sent), sendAddr); err != nil || n != len(sent) { - t.Errorf("c1.WriteTo(%q, %v) = %d, %v, want = %d, %v", sent, sendAddr, n, err, len(sent), nil) - } - - buf := make([]byte, 256) - n, recvAddr, err := c2.ReadFrom(buf) - if err != nil || recvAddr.String() != sendAddr.String() { - t.Errorf("c1.ReadFrom() = %d, %v, %v, want = %d, %v, %v", n, recvAddr, err, len(sent), sendAddr, nil) - } -} - -// TestDeadlineChange tests that changing the deadline affects currently blocked reads. -func TestDeadlineChange(t *testing.T) { - s, err := newLoopbackStack() - if err != nil { - t.Fatalf("newLoopbackStack() = %v", err) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - l, e := NewListener(s, addr, ipv4.ProtocolNumber) - if e != nil { - t.Fatalf("NewListener() = %v", e) - } - done := make(chan struct{}) - go func() { - defer close(done) - c, err := l.Accept() - if err != nil { - t.Fatalf("l.Accept() = %v", err) - } - - c.SetDeadline(time.Now().Add(time.Minute)) - // Give c.Read() a chance to block before closing the connection. - time.AfterFunc(time.Millisecond*50, func() { - c.SetDeadline(time.Now().Add(time.Millisecond * 10)) - }) - - buf := make([]byte, 256) - n, err := c.Read(buf) - got, ok := err.(*net.OpError) - want := "i/o timeout" - if n != 0 || !ok || got.Err == nil || got.Err.Error() != want { - t.Errorf("c.Read() = (%d, %v), want (0, OpError(%s))", n, err, want) - } - }() - sender, err := connect(s, addr) - if err != nil { - t.Fatalf("connect() = %v", err) - } - - select { - case <-done: - case <-time.After(time.Millisecond * 500): - t.Errorf("c.Read() didn't unblock") - } - sender.close() -} - -func TestPacketConnTransfer(t *testing.T) { - s, e := newLoopbackStack() - if e != nil { - t.Fatalf("newLoopbackStack() = %v", e) - } - - ip1 := tcpip.Address(net.IPv4(169, 254, 10, 1).To4()) - addr1 := tcpip.FullAddress{NICID, ip1, 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip1) - ip2 := tcpip.Address(net.IPv4(169, 254, 10, 2).To4()) - addr2 := tcpip.FullAddress{NICID, ip2, 11311} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip2) - - c1, err := DialUDP(s, &addr1, nil, ipv4.ProtocolNumber) - if err != nil { - t.Fatal("DialUDP(bind port 4):", err) - } - c2, err := DialUDP(s, &addr2, nil, ipv4.ProtocolNumber) - if err != nil { - t.Fatal("DialUDP(bind port 5):", err) - } - - c1.SetDeadline(time.Now().Add(time.Second)) - c2.SetDeadline(time.Now().Add(time.Second)) - - sent := "abc123" - sendAddr := fullToUDPAddr(addr2) - if n, err := c1.WriteTo([]byte(sent), sendAddr); err != nil || n != len(sent) { - t.Errorf("got c1.WriteTo(%q, %v) = %d, %v, want = %d, %v", sent, sendAddr, n, err, len(sent), nil) - } - recv := make([]byte, len(sent)) - n, recvAddr, err := c2.ReadFrom(recv) - if err != nil || n != len(recv) { - t.Errorf("got c2.ReadFrom() = %d, %v, want = %d, %v", n, err, len(recv), nil) - } - - if recv := string(recv); recv != sent { - t.Errorf("got recv = %q, want = %q", recv, sent) - } - - if want := fullToUDPAddr(addr1); !reflect.DeepEqual(recvAddr, want) { - t.Errorf("got recvAddr = %v, want = %v", recvAddr, want) - } - - if err := c1.Close(); err != nil { - t.Error("c1.Close():", err) - } - if err := c2.Close(); err != nil { - t.Error("c2.Close():", err) - } -} - -func TestConnectedPacketConnTransfer(t *testing.T) { - s, e := newLoopbackStack() - if e != nil { - t.Fatalf("newLoopbackStack() = %v", e) - } - - ip := tcpip.Address(net.IPv4(169, 254, 10, 1).To4()) - addr := tcpip.FullAddress{NICID, ip, 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip) - - c1, err := DialUDP(s, &addr, nil, ipv4.ProtocolNumber) - if err != nil { - t.Fatal("DialUDP(bind port 4):", err) - } - c2, err := DialUDP(s, nil, &addr, ipv4.ProtocolNumber) - if err != nil { - t.Fatal("DialUDP(bind port 5):", err) - } - - c1.SetDeadline(time.Now().Add(time.Second)) - c2.SetDeadline(time.Now().Add(time.Second)) - - sent := "abc123" - if n, err := c2.Write([]byte(sent)); err != nil || n != len(sent) { - t.Errorf("got c2.Write(%q) = %d, %v, want = %d, %v", sent, n, err, len(sent), nil) - } - recv := make([]byte, len(sent)) - n, err := c1.Read(recv) - if err != nil || n != len(recv) { - t.Errorf("got c1.Read() = %d, %v, want = %d, %v", n, err, len(recv), nil) - } - - if recv := string(recv); recv != sent { - t.Errorf("got recv = %q, want = %q", recv, sent) - } - - if err := c1.Close(); err != nil { - t.Error("c1.Close():", err) - } - if err := c2.Close(); err != nil { - t.Error("c2.Close():", err) - } -} - -func makePipe() (c1, c2 net.Conn, stop func(), err error) { - s, e := newLoopbackStack() - if e != nil { - return nil, nil, nil, fmt.Errorf("newLoopbackStack() = %v", e) - } - - ip := tcpip.Address(net.IPv4(169, 254, 10, 1).To4()) - addr := tcpip.FullAddress{NICID, ip, 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, ip) - - l, err := NewListener(s, addr, ipv4.ProtocolNumber) - if err != nil { - return nil, nil, nil, fmt.Errorf("NewListener: %v", err) - } - - c1, err = DialTCP(s, addr, ipv4.ProtocolNumber) - if err != nil { - l.Close() - return nil, nil, nil, fmt.Errorf("DialTCP: %v", err) - } - - c2, err = l.Accept() - if err != nil { - l.Close() - c1.Close() - return nil, nil, nil, fmt.Errorf("l.Accept: %v", err) - } - - stop = func() { - c1.Close() - c2.Close() - } - - if err := l.Close(); err != nil { - stop() - return nil, nil, nil, fmt.Errorf("l.Close(): %v", err) - } - - return c1, c2, stop, nil -} - -func TestTCPConnTransfer(t *testing.T) { - c1, c2, _, err := makePipe() - if err != nil { - t.Fatal(err) - } - defer func() { - if err := c1.Close(); err != nil { - t.Error("c1.Close():", err) - } - if err := c2.Close(); err != nil { - t.Error("c2.Close():", err) - } - }() - - c1.SetDeadline(time.Now().Add(time.Second)) - c2.SetDeadline(time.Now().Add(time.Second)) - - const sent = "abc123" - - tests := []struct { - name string - c1 net.Conn - c2 net.Conn - }{ - {"connected to accepted", c1, c2}, - {"accepted to connected", c2, c1}, - } - - for _, test := range tests { - if n, err := test.c1.Write([]byte(sent)); err != nil || n != len(sent) { - t.Errorf("%s: got test.c1.Write(%q) = %d, %v, want = %d, %v", test.name, sent, n, err, len(sent), nil) - continue - } - - recv := make([]byte, len(sent)) - n, err := test.c2.Read(recv) - if err != nil || n != len(recv) { - t.Errorf("%s: got test.c2.Read() = %d, %v, want = %d, %v", test.name, n, err, len(recv), nil) - continue - } - - if recv := string(recv); recv != sent { - t.Errorf("%s: got recv = %q, want = %q", test.name, recv, sent) - } - } -} - -func TestTCPDialError(t *testing.T) { - s, e := newLoopbackStack() - if e != nil { - t.Fatalf("newLoopbackStack() = %v", e) - } - - ip := tcpip.Address(net.IPv4(169, 254, 10, 1).To4()) - addr := tcpip.FullAddress{NICID, ip, 11211} - - _, err := DialTCP(s, addr, ipv4.ProtocolNumber) - got, ok := err.(*net.OpError) - want := tcpip.ErrNoRoute - if !ok || got.Err.Error() != want.String() { - t.Errorf("Got DialTCP() = %v, want = %v", err, tcpip.ErrNoRoute) - } -} - -func TestDialContextTCPCanceled(t *testing.T) { - s, err := newLoopbackStack() - if err != nil { - t.Fatalf("newLoopbackStack() = %v", err) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - ctx := context.Background() - ctx, cancel := context.WithCancel(ctx) - cancel() - - if _, err := DialContextTCP(ctx, s, addr, ipv4.ProtocolNumber); err != context.Canceled { - t.Errorf("got DialContextTCP(...) = %v, want = %v", err, context.Canceled) - } -} - -func TestDialContextTCPTimeout(t *testing.T) { - s, err := newLoopbackStack() - if err != nil { - t.Fatalf("newLoopbackStack() = %v", err) - } - - addr := tcpip.FullAddress{NICID, tcpip.Address(net.IPv4(169, 254, 10, 1).To4()), 11211} - s.AddAddress(NICID, ipv4.ProtocolNumber, addr.Addr) - - fwd := tcp.NewForwarder(s, 30000, 10, func(r *tcp.ForwarderRequest) { - time.Sleep(time.Second) - r.Complete(true) - }) - s.SetTransportProtocolHandler(tcp.ProtocolNumber, fwd.HandlePacket) - - ctx := context.Background() - ctx, cancel := context.WithDeadline(ctx, time.Now().Add(100*time.Millisecond)) - defer cancel() - - if _, err := DialContextTCP(ctx, s, addr, ipv4.ProtocolNumber); err != context.DeadlineExceeded { - t.Errorf("got DialContextTCP(...) = %v, want = %v", err, context.DeadlineExceeded) - } -} - -func TestNetTest(t *testing.T) { - nettest.TestConn(t, makePipe) -} |