diff options
Diffstat (limited to 'pkg/fdchannel/fdchannel_test.go')
-rw-r--r-- | pkg/fdchannel/fdchannel_test.go | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/pkg/fdchannel/fdchannel_test.go b/pkg/fdchannel/fdchannel_test.go deleted file mode 100644 index 7a8a63a59..000000000 --- a/pkg/fdchannel/fdchannel_test.go +++ /dev/null @@ -1,132 +0,0 @@ -// Copyright 2019 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 fdchannel - -import ( - "io/ioutil" - "os" - "syscall" - "testing" - "time" - - "gvisor.dev/gvisor/pkg/sync" -) - -func TestSendRecvFD(t *testing.T) { - sendFile, err := ioutil.TempFile("", "fdchannel_test_") - if err != nil { - t.Fatalf("failed to create temporary file: %v", err) - } - defer sendFile.Close() - - chanFDs, err := NewConnectedSockets() - if err != nil { - t.Fatalf("failed to create fdchannel sockets: %v", err) - } - sendEP := NewEndpoint(chanFDs[0]) - defer sendEP.Destroy() - recvEP := NewEndpoint(chanFDs[1]) - defer recvEP.Destroy() - - recvFD, err := recvEP.RecvFDNonblock() - if err != syscall.EAGAIN && err != syscall.EWOULDBLOCK { - t.Errorf("RecvFDNonblock before SendFD: got (%d, %v), wanted (<unspecified>, EAGAIN or EWOULDBLOCK", recvFD, err) - } - - if err := sendEP.SendFD(int(sendFile.Fd())); err != nil { - t.Fatalf("SendFD failed: %v", err) - } - recvFD, err = recvEP.RecvFD() - if err != nil { - t.Fatalf("RecvFD failed: %v", err) - } - recvFile := os.NewFile(uintptr(recvFD), "received file") - defer recvFile.Close() - - sendInfo, err := sendFile.Stat() - if err != nil { - t.Fatalf("failed to stat sent file: %v", err) - } - sendInfoSys := sendInfo.Sys() - sendStat, ok := sendInfoSys.(*syscall.Stat_t) - if !ok { - t.Fatalf("sent file's FileInfo is backed by unknown type %T", sendInfoSys) - } - - recvInfo, err := recvFile.Stat() - if err != nil { - t.Fatalf("failed to stat received file: %v", err) - } - recvInfoSys := recvInfo.Sys() - recvStat, ok := recvInfoSys.(*syscall.Stat_t) - if !ok { - t.Fatalf("received file's FileInfo is backed by unknown type %T", recvInfoSys) - } - - if sendStat.Dev != recvStat.Dev || sendStat.Ino != recvStat.Ino { - t.Errorf("sent file (dev=%d, ino=%d) does not match received file (dev=%d, ino=%d)", sendStat.Dev, sendStat.Ino, recvStat.Dev, recvStat.Ino) - } -} - -func TestShutdownThenRecvFD(t *testing.T) { - sendFile, err := ioutil.TempFile("", "fdchannel_test_") - if err != nil { - t.Fatalf("failed to create temporary file: %v", err) - } - defer sendFile.Close() - - chanFDs, err := NewConnectedSockets() - if err != nil { - t.Fatalf("failed to create fdchannel sockets: %v", err) - } - sendEP := NewEndpoint(chanFDs[0]) - defer sendEP.Destroy() - recvEP := NewEndpoint(chanFDs[1]) - defer recvEP.Destroy() - - recvEP.Shutdown() - if _, err := recvEP.RecvFD(); err == nil { - t.Error("RecvFD succeeded unexpectedly") - } -} - -func TestRecvFDThenShutdown(t *testing.T) { - sendFile, err := ioutil.TempFile("", "fdchannel_test_") - if err != nil { - t.Fatalf("failed to create temporary file: %v", err) - } - defer sendFile.Close() - - chanFDs, err := NewConnectedSockets() - if err != nil { - t.Fatalf("failed to create fdchannel sockets: %v", err) - } - sendEP := NewEndpoint(chanFDs[0]) - defer sendEP.Destroy() - recvEP := NewEndpoint(chanFDs[1]) - defer recvEP.Destroy() - - var receiverWG sync.WaitGroup - receiverWG.Add(1) - go func() { - defer receiverWG.Done() - if _, err := recvEP.RecvFD(); err == nil { - t.Error("RecvFD succeeded unexpectedly") - } - }() - defer receiverWG.Wait() - time.Sleep(time.Second) // to ensure recvEP.RecvFD() has blocked - recvEP.Shutdown() -} |