From 3fff4c4a0fbb1b132348d4b82f61cc38a4cc6cb2 Mon Sep 17 00:00:00 2001 From: Nayana Bidari Date: Tue, 20 Apr 2021 09:30:57 -0700 Subject: Move SO_RCVBUF to socketops. Fixes #2926, #674 PiperOrigin-RevId: 369457123 --- pkg/sentry/fs/host/socket.go | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'pkg/sentry/fs') diff --git a/pkg/sentry/fs/host/socket.go b/pkg/sentry/fs/host/socket.go index 0b3d0617f..46a2dc47d 100644 --- a/pkg/sentry/fs/host/socket.go +++ b/pkg/sentry/fs/host/socket.go @@ -384,8 +384,16 @@ func (c *ConnectedEndpoint) CloseUnread() {} // SetSendBufferSize implements transport.ConnectedEndpoint.SetSendBufferSize. func (c *ConnectedEndpoint) SetSendBufferSize(v int64) (newSz int64) { - // gVisor does not permit setting of SO_SNDBUF for host backed unix domain - // sockets. + // gVisor does not permit setting of SO_SNDBUF for host backed unix + // domain sockets. + return atomic.LoadInt64(&c.sndbuf) +} + +// SetReceiveBufferSize implements transport.ConnectedEndpoint.SetReceiveBufferSize. +func (c *ConnectedEndpoint) SetReceiveBufferSize(v int64) (newSz int64) { + // gVisor does not permit setting of SO_RCVBUF for host backed unix + // domain sockets. Receive buffer does not have any effect for unix + // sockets and we claim to be the same as send buffer. return atomic.LoadInt64(&c.sndbuf) } -- cgit v1.2.3