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Chore: upgrade gVisor

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This commit is contained in:
yaling888 2022-06-15 04:35:06 +08:00
parent f750bc96cb
commit f700f4b6a3
4 changed files with 23 additions and 12 deletions
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2
go.mod
View File

@ -28,7 +28,7 @@ require (
golang.zx2c4.com/wireguard/windows v0.5.4-0.20220328111914-004c22c5647e
google.golang.org/protobuf v1.28.0
gopkg.in/yaml.v3 v3.0.1
gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075
gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364
)
require (

4
go.sum
View File

@ -158,5 +158,5 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075 h1:ucwwit0X39HmMQ1iSeNCIXw4g/B8bi+O6TSxxDbPs9E=
gvisor.dev/gvisor v0.0.0-20220601233344-46e478629075/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364 h1:D+X2kUQINrsyxdwX71CUWxxQCGRU4tS6gni5WRYLCjs=
gvisor.dev/gvisor v0.0.0-20220614011939-d89c08b0f364/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=

23
listener/tun/device/iobased/endpoint.go
View File

@ -8,8 +8,10 @@ import (
"io"
"sync"
"github.com/Dreamacro/clash/common/pool"
"gvisor.dev/gvisor/pkg/buffer"
"gvisor.dev/gvisor/pkg/tcpip"
"gvisor.dev/gvisor/pkg/tcpip/buffer"
"gvisor.dev/gvisor/pkg/tcpip/header"
"gvisor.dev/gvisor/pkg/tcpip/link/channel"
"gvisor.dev/gvisor/pkg/tcpip/stack"
@ -93,23 +95,29 @@ func (e *Endpoint) dispatchLoop(cancel context.CancelFunc) {
mtu := int(e.mtu)
for {
data := make([]byte, mtu)
data := pool.Get(mtu)
n, err := e.rw.Read(data)
if err != nil {
_ = pool.Put(data)
break
}
if n == 0 || n > mtu {
_ = pool.Put(data)
continue
}
if !e.IsAttached() {
_ = pool.Put(data)
continue /* unattached, drop packet */
}
pkt := stack.NewPacketBuffer(stack.PacketBufferOptions{
Data: buffer.View(data[:n]).ToVectorisedView(),
Payload: buffer.NewWithData(data[:n]),
OnRelease: func() {
_ = pool.Put(data)
},
})
switch header.IPVersion(data) {
@ -117,6 +125,8 @@ func (e *Endpoint) dispatchLoop(cancel context.CancelFunc) {
e.InjectInbound(header.IPv4ProtocolNumber, pkt)
case header.IPv6Version:
e.InjectInbound(header.IPv6ProtocolNumber, pkt)
default:
_ = pool.Put(data)
}
pkt.DecRef()
}
@ -138,11 +148,8 @@ func (e *Endpoint) outboundLoop(ctx context.Context) {
func (e *Endpoint) writePacket(pkt *stack.PacketBuffer) tcpip.Error {
defer pkt.DecRef()
size := pkt.Size()
views := pkt.Views()
vView := buffer.NewVectorisedView(size, views)
if _, err := e.rw.Write(vView.ToView()); err != nil {
buf := pkt.Buffer()
if _, err := e.rw.Write(buf.Flatten()); err != nil {
return &tcpip.ErrInvalidEndpointState{}
}
return nil

6
listener/tun/device/tun/tun_wireguard.go
View File

@ -87,7 +87,11 @@ func (t *TUN) Write(packet []byte) (int, error) {
packet = append(t.cache[:t.offset], packet...)
return t.nt.Write(packet, t.offset)
n, err := t.nt.Write(packet, t.offset)
if n < t.offset {
return 0, err
}
return n - t.offset, err
}
func (t *TUN) Close() error {