From cf4fc510fd80c5a23e271db677a8721385c45a4d Mon Sep 17 00:00:00 2001 From: Jianfeng Tan Date: Mon, 15 Jul 2019 22:49:58 -0700 Subject: Support /proc/net/dev This proc file reports the stats of interfaces. We could use ifconfig command to check the result. Signed-off-by: Jianfeng Tan Change-Id: Ia7c1e637f5c76c30791ffda68ee61e861b6ef827 COPYBARA_INTEGRATE_REVIEW=https://gvisor-review.googlesource.com/c/gvisor/+/18282/ PiperOrigin-RevId: 258303936 --- pkg/sentry/socket/epsocket/stack.go | 5 +++++ pkg/sentry/socket/hostinet/stack.go | 5 +++++ pkg/sentry/socket/rpcinet/stack.go | 5 +++++ 3 files changed, 15 insertions(+) (limited to 'pkg/sentry/socket') diff --git a/pkg/sentry/socket/epsocket/stack.go b/pkg/sentry/socket/epsocket/stack.go index 1627a4f68..7eef19f74 100644 --- a/pkg/sentry/socket/epsocket/stack.go +++ b/pkg/sentry/socket/epsocket/stack.go @@ -138,3 +138,8 @@ func (s *Stack) TCPSACKEnabled() (bool, error) { func (s *Stack) SetTCPSACKEnabled(enabled bool) error { return syserr.TranslateNetstackError(s.Stack.SetTransportProtocolOption(tcp.ProtocolNumber, tcp.SACKEnabled(enabled))).ToError() } + +// Statistics implements inet.Stack.Statistics. +func (s *Stack) Statistics(stat interface{}, arg string) error { + return syserr.ErrEndpointOperation.ToError() +} diff --git a/pkg/sentry/socket/hostinet/stack.go b/pkg/sentry/socket/hostinet/stack.go index 11f94281c..cc1f66fa1 100644 --- a/pkg/sentry/socket/hostinet/stack.go +++ b/pkg/sentry/socket/hostinet/stack.go @@ -244,3 +244,8 @@ func (s *Stack) TCPSACKEnabled() (bool, error) { func (s *Stack) SetTCPSACKEnabled(enabled bool) error { return syserror.EACCES } + +// Statistics implements inet.Stack.Statistics. +func (s *Stack) Statistics(stat interface{}, arg string) error { + return syserror.EOPNOTSUPP +} diff --git a/pkg/sentry/socket/rpcinet/stack.go b/pkg/sentry/socket/rpcinet/stack.go index 3038f25a7..49bd3a220 100644 --- a/pkg/sentry/socket/rpcinet/stack.go +++ b/pkg/sentry/socket/rpcinet/stack.go @@ -133,3 +133,8 @@ func (s *Stack) TCPSACKEnabled() (bool, error) { func (s *Stack) SetTCPSACKEnabled(enabled bool) error { panic("rpcinet handles procfs directly this method should not be called") } + +// Statistics implements inet.Stack.Statistics. +func (s *Stack) Statistics(stat interface{}, arg string) error { + return syserr.ErrEndpointOperation.ToError() +} -- cgit v1.2.3