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-rwxr-xr-xpkg/sentry/socket/netstack/netstack.go21
-rw-r--r--pkg/sentry/socket/unix/transport/unix.go16
2 files changed, 32 insertions, 5 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go
index 5f91a0d1a..9e0d69046 100755
--- a/pkg/sentry/socket/netstack/netstack.go
+++ b/pkg/sentry/socket/netstack/netstack.go
@@ -222,6 +222,10 @@ type commonEndpoint interface {
// transport.Endpoint.SetSockOpt.
SetSockOpt(interface{}) *tcpip.Error
+ // SetSockOptBool implements tcpip.Endpoint.SetSockOptBool and
+ // transport.Endpoint.SetSockOptBool.
+ SetSockOptBool(opt tcpip.SockOptBool, v bool) *tcpip.Error
+
// SetSockOptInt implements tcpip.Endpoint.SetSockOptInt and
// transport.Endpoint.SetSockOptInt.
SetSockOptInt(opt tcpip.SockOptInt, v int) *tcpip.Error
@@ -230,6 +234,10 @@ type commonEndpoint interface {
// transport.Endpoint.GetSockOpt.
GetSockOpt(interface{}) *tcpip.Error
+ // GetSockOptBool implements tcpip.Endpoint.GetSockOptBool and
+ // transport.Endpoint.GetSockOpt.
+ GetSockOptBool(opt tcpip.SockOptBool) (bool, *tcpip.Error)
+
// GetSockOptInt implements tcpip.Endpoint.GetSockOptInt and
// transport.Endpoint.GetSockOpt.
GetSockOptInt(opt tcpip.SockOptInt) (int, *tcpip.Error)
@@ -1213,12 +1221,15 @@ func getSockOptIPv6(t *kernel.Task, ep commonEndpoint, name, outLen int) (interf
return nil, syserr.ErrInvalidArgument
}
- var v tcpip.V6OnlyOption
- if err := ep.GetSockOpt(&v); err != nil {
+ v, err := ep.GetSockOptBool(tcpip.V6OnlyOption)
+ if err != nil {
return nil, syserr.TranslateNetstackError(err)
}
-
- return int32(v), nil
+ var o uint32
+ if v {
+ o = 1
+ }
+ return int32(o), nil
case linux.IPV6_PATHMTU:
t.Kernel().EmitUnimplementedEvent(t)
@@ -1621,7 +1632,7 @@ func setSockOptIPv6(t *kernel.Task, ep commonEndpoint, name int, optVal []byte)
}
v := usermem.ByteOrder.Uint32(optVal)
- return syserr.TranslateNetstackError(ep.SetSockOpt(tcpip.V6OnlyOption(v)))
+ return syserr.TranslateNetstackError(ep.SetSockOptBool(tcpip.V6OnlyOption, v != 0))
case linux.IPV6_ADD_MEMBERSHIP,
linux.IPV6_DROP_MEMBERSHIP,
diff --git a/pkg/sentry/socket/unix/transport/unix.go b/pkg/sentry/socket/unix/transport/unix.go
index fcba49435..37c7ac3c1 100644
--- a/pkg/sentry/socket/unix/transport/unix.go
+++ b/pkg/sentry/socket/unix/transport/unix.go
@@ -175,6 +175,10 @@ type Endpoint interface {
// types.
SetSockOpt(opt interface{}) *tcpip.Error
+ // SetSockOptBool sets a socket option for simple cases when a value has
+ // the int type.
+ SetSockOptBool(opt tcpip.SockOptBool, v bool) *tcpip.Error
+
// SetSockOptInt sets a socket option for simple cases when a value has
// the int type.
SetSockOptInt(opt tcpip.SockOptInt, v int) *tcpip.Error
@@ -183,6 +187,10 @@ type Endpoint interface {
// tcpip.*Option types.
GetSockOpt(opt interface{}) *tcpip.Error
+ // GetSockOptBool gets a socket option for simple cases when a return
+ // value has the int type.
+ GetSockOptBool(opt tcpip.SockOptBool) (bool, *tcpip.Error)
+
// GetSockOptInt gets a socket option for simple cases when a return
// value has the int type.
GetSockOptInt(opt tcpip.SockOptInt) (int, *tcpip.Error)
@@ -851,10 +859,18 @@ func (e *baseEndpoint) SetSockOpt(opt interface{}) *tcpip.Error {
return nil
}
+func (e *baseEndpoint) SetSockOptBool(opt tcpip.SockOptBool, v bool) *tcpip.Error {
+ return nil
+}
+
func (e *baseEndpoint) SetSockOptInt(opt tcpip.SockOptInt, v int) *tcpip.Error {
return nil
}
+func (e *baseEndpoint) GetSockOptBool(opt tcpip.SockOptBool) (bool, *tcpip.Error) {
+ return false, tcpip.ErrUnknownProtocolOption
+}
+
func (e *baseEndpoint) GetSockOptInt(opt tcpip.SockOptInt) (int, *tcpip.Error) {
switch opt {
case tcpip.ReceiveQueueSizeOption: