diff options
author | Nayana Bidari <nybidari@google.com> | 2020-09-01 09:52:52 -0700 |
---|---|---|
committer | Andrei Vagin <avagin@gmail.com> | 2020-09-09 17:53:10 -0700 |
commit | fcd85296f964c5965936039dfea7ed221d5bf68a (patch) | |
tree | df55138b31ec89e7ae64cc3afcfbb6003df4b1d7 /pkg/sentry/socket/netstack/netstack.go | |
parent | 08ab6cbdddb4149b6ee3e7d9c59698b5d7db2028 (diff) |
Automated rollback of changelist 328350576
PiperOrigin-RevId: 329526153
Diffstat (limited to 'pkg/sentry/socket/netstack/netstack.go')
-rw-r--r-- | pkg/sentry/socket/netstack/netstack.go | 45 |
1 files changed, 3 insertions, 42 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index 0bf21f7d8..36c17d1ba 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -482,35 +482,8 @@ func (s *socketOpsCommon) fetchReadView() *syserr.Error { } // Release implements fs.FileOperations.Release. -func (s *socketOpsCommon) Release(ctx context.Context) { - e, ch := waiter.NewChannelEntry(nil) - s.EventRegister(&e, waiter.EventHUp|waiter.EventErr) - defer s.EventUnregister(&e) - +func (s *socketOpsCommon) Release(context.Context) { s.Endpoint.Close() - - // SO_LINGER option is valid only for TCP. For other socket types - // return after endpoint close. - if family, skType, _ := s.Type(); skType != linux.SOCK_STREAM || (family != linux.AF_INET && family != linux.AF_INET6) { - return - } - - var v tcpip.LingerOption - if err := s.Endpoint.GetSockOpt(&v); err != nil { - return - } - - // The case for zero timeout is handled in tcp endpoint close function. - // Close is blocked until either: - // 1. The endpoint state is not in any of the states: FIN-WAIT1, - // CLOSING and LAST_ACK. - // 2. Timeout is reached. - if v.Enabled && v.Timeout != 0 { - t := kernel.TaskFromContext(ctx) - start := t.Kernel().MonotonicClock().Now() - deadline := start.Add(v.Timeout) - t.BlockWithDeadline(ch, true, deadline) - } } // Read implements fs.FileOperations.Read. @@ -1184,16 +1157,7 @@ func getSockOptSocket(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, fam return nil, syserr.ErrInvalidArgument } - var v tcpip.LingerOption - var linger linux.Linger - if err := ep.GetSockOpt(&v); err != nil { - return &linger, nil - } - - if v.Enabled { - linger.OnOff = 1 - } - linger.Linger = int32(v.Timeout.Seconds()) + linger := linux.Linger{} return &linger, nil case linux.SO_SNDTIMEO: @@ -1922,10 +1886,7 @@ func setSockOptSocket(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, nam socket.SetSockOptEmitUnimplementedEvent(t, name) } - return syserr.TranslateNetstackError( - ep.SetSockOpt(&tcpip.LingerOption{ - Enabled: v.OnOff != 0, - Timeout: time.Second * time.Duration(v.Linger)})) + return nil case linux.SO_DETACH_FILTER: // optval is ignored. |