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Fix: should keep alive in tcp relay

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This commit is contained in:
yaling888
2022-03-16 18:17:28 +08:00
parent 9ff32d9e29
commit 3a9bbf6c73
7 changed files with 57 additions and 35 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
go.mod
View File

@ -9,8 +9,8 @@ require (
github.com/go-chi/render v1.0.1
github.com/gofrs/uuid v4.2.0+incompatible
github.com/gorilla/websocket v1.5.0
github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489
github.com/miekg/dns v1.1.46
github.com/insomniacslk/dhcp v0.0.0-20220119180841-3c283ff8b7dd
github.com/miekg/dns v1.1.47
github.com/oschwald/geoip2-golang v1.6.1
github.com/sirupsen/logrus v1.8.1
github.com/stretchr/testify v1.7.0
@ -18,16 +18,17 @@ require (
go.etcd.io/bbolt v1.3.6
go.uber.org/atomic v1.9.0
go.uber.org/automaxprocs v1.4.0
golang.org/x/crypto v0.0.0-20220214200702-86341886e292
golang.org/x/crypto v0.0.0-20220314234724-5d542ad81a58
golang.org/x/net v0.0.0-20220225172249-27dd8689420f
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9
golang.org/x/time v0.0.0-20191024005414-555d28b269f0
golang.zx2c4.com/wireguard v0.0.0-20220310012736-ae6bc4dd64e1
golang.zx2c4.com/wireguard/windows v0.5.4-0.20220201002028-22d54a5eb477
golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5
golang.org/x/time v0.0.0-20220224211638-0e9765cccd65
//golang.zx2c4.com/wireguard v0.0.0-20220310012736-ae6bc4dd64e1
golang.zx2c4.com/wireguard v0.0.0-20220202223031-3b95c81cc178
golang.zx2c4.com/wireguard/windows v0.5.3
google.golang.org/protobuf v1.27.1
gopkg.in/yaml.v2 v2.4.0
gvisor.dev/gvisor v0.0.0-20220311014831-b314d81fbac7
gvisor.dev/gvisor v0.0.0-20220314190221-89a04115dfa4
)
require (

32
go.sum
View File

@ -26,8 +26,8 @@ github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORR
github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/hugelgupf/socketpair v0.0.0-20190730060125-05d35a94e714/go.mod h1:2Goc3h8EklBH5mspfHFxBnEoURQCGzQQH1ga9Myjvis=
github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489 h1:jhdHqd7DxBrzfuFSoPxjD6nUVaV/1RIn9aHA0WCf/as=
github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
github.com/insomniacslk/dhcp v0.0.0-20220119180841-3c283ff8b7dd h1:efcJu2Vzz6DoSq245deWNzTz6l/gsqdphm3FjmI88/g=
github.com/insomniacslk/dhcp v0.0.0-20220119180841-3c283ff8b7dd/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
github.com/jsimonetti/rtnetlink v0.0.0-20190606172950-9527aa82566a/go.mod h1:Oz+70psSo5OFh8DBl0Zv2ACw7Esh6pPUphlvZG9x7uw=
github.com/jsimonetti/rtnetlink v0.0.0-20200117123717-f846d4f6c1f4/go.mod h1:WGuG/smIU4J/54PblvSbh+xvCZmpJnFgr3ds6Z55XMQ=
github.com/jsimonetti/rtnetlink v0.0.0-20201009170750-9c6f07d100c1/go.mod h1:hqoO/u39cqLeBLebZ8fWdE96O7FxrAsRYhnVOdgHxok=
@ -46,8 +46,8 @@ github.com/mdlayher/netlink v1.1.0/go.mod h1:H4WCitaheIsdF9yOYu8CFmCgQthAPIWZmcK
github.com/mdlayher/netlink v1.1.1/go.mod h1:WTYpFb/WTvlRJAyKhZL5/uy69TDDpHHu2VZmb2XgV7o=
github.com/mdlayher/raw v0.0.0-20190606142536-fef19f00fc18/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
github.com/mdlayher/raw v0.0.0-20191009151244-50f2db8cc065/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
github.com/miekg/dns v1.1.46 h1:uzwpxRtSVxtcIZmz/4Uz6/Rn7G11DvsaslXoy5LxQio=
github.com/miekg/dns v1.1.46/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
github.com/miekg/dns v1.1.47 h1:J9bWiXbqMbnZPcY8Qi2E3EWIBsIm6MZzzJB9VRg5gL8=
github.com/miekg/dns v1.1.47/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
github.com/oschwald/geoip2-golang v1.6.1 h1:GKxT3yaWWNXSb7vj6D7eoJBns+lGYgx08QO0UcNm0YY=
github.com/oschwald/geoip2-golang v1.6.1/go.mod h1:xdvYt5xQzB8ORWFqPnqMwZpCpgNagttWdoZLlJQzg7s=
github.com/oschwald/maxminddb-golang v1.8.0 h1:Uh/DSnGoxsyp/KYbY1AuP0tYEwfs0sCph9p/UMXK/Hk=
@ -80,8 +80,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210317152858-513c2a44f670/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
golang.org/x/crypto v0.0.0-20220214200702-86341886e292 h1:f+lwQ+GtmgoY+A2YaQxlSOnDjXcQ7ZRLWOHbC6HtRqE=
golang.org/x/crypto v0.0.0-20220214200702-86341886e292/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
golang.org/x/crypto v0.0.0-20220314234724-5d542ad81a58 h1:L8CkJyVoa0/NslN3RUMLgasK5+KatNvyRGQ9QyCYAfc=
golang.org/x/crypto v0.0.0-20220314234724-5d542ad81a58/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.5.1 h1:OJxoQ/rynoF0dcCdI7cLPktw/hR2cueqYfjm43oqK38=
golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
@ -124,16 +124,16 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9 h1:nhht2DYV/Sn3qOayu8lM+cU1ii9sTLUeBQwQQfUHtrs=
golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5 h1:y/woIyUBFbpQGKS0u1aHF/40WUDnek3fPOyD08H5Vng=
golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab h1:eHo2TTVBaAPw9lDGK2Gb9GyPMXT6g7O63W6sx3ylbzU=
golang.org/x/text v0.3.8-0.20220124021120-d1c84af989ab/go.mod h1:EFNZuWvGYxIRUEX+K8UmCFwYmZjqcrnq15ZuVldZkZ0=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20220224211638-0e9765cccd65 h1:M73Iuj3xbbb9Uk1DYhzydthsj6oOd6l9bpuFcNoUvTs=
golang.org/x/time v0.0.0-20220224211638-0e9765cccd65/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@ -147,10 +147,10 @@ golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1N
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 h1:Ug9qvr1myri/zFN6xL17LSCBGFDnphBBhzmILHsM5TY=
golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
golang.zx2c4.com/wireguard v0.0.0-20220310012736-ae6bc4dd64e1 h1:iuQdvJn3LrXxz3Iony1qBGVS7kEy2uHYnnjHsVbzq/s=
golang.zx2c4.com/wireguard v0.0.0-20220310012736-ae6bc4dd64e1/go.mod h1:TjUWrnD5ATh7bFvmm/ALEJZQ4ivKbETb6pmyj1vUoNI=
golang.zx2c4.com/wireguard/windows v0.5.4-0.20220201002028-22d54a5eb477 h1:aGh/leWQnRuYYo3vxSbHKrgnnQogntsZKk//JWR/f44=
golang.zx2c4.com/wireguard/windows v0.5.4-0.20220201002028-22d54a5eb477/go.mod h1:4GomF9UyodS7dPzPnrQHtpgekcDiTJISzJ3kOk07Ozs=
golang.zx2c4.com/wireguard v0.0.0-20220202223031-3b95c81cc178 h1:Nrf94TOjrvW8nm6N3u2xtbnMZaZudNI9b8nIJH8p8qY=
golang.zx2c4.com/wireguard v0.0.0-20220202223031-3b95c81cc178/go.mod h1:TjUWrnD5ATh7bFvmm/ALEJZQ4ivKbETb6pmyj1vUoNI=
golang.zx2c4.com/wireguard/windows v0.5.3 h1:On6j2Rpn3OEMXqBq00QEDC7bWSZrPIHKIus8eIuExIE=
golang.zx2c4.com/wireguard/windows v0.5.3/go.mod h1:9TEe8TJmtwyQebdFwAkEWOPr3prrtqm+REGFifP60hI=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
@ -162,5 +162,5 @@ gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gvisor.dev/gvisor v0.0.0-20220311014831-b314d81fbac7 h1:qHqeOB36HJV6BgTxnakCJKwgxG8x2ce/fETBJtxaSro=
gvisor.dev/gvisor v0.0.0-20220311014831-b314d81fbac7/go.mod h1:V4WNP2Uwtx69eOhvLDSQ734EaTJTaBI3P8KgRAlROsg=
gvisor.dev/gvisor v0.0.0-20220314190221-89a04115dfa4 h1:7xad6H5GS+ihL8OQGSZjndLmGTPqyXFLxV7viYKLZ30=
gvisor.dev/gvisor v0.0.0-20220314190221-89a04115dfa4/go.mod h1:V4WNP2Uwtx69eOhvLDSQ734EaTJTaBI3P8KgRAlROsg=

11
listener/tun/device/tun/tun_wireguard.go
View File

@ -20,7 +20,6 @@ type TUN struct {
mtu uint32
name string
offset int
buff []byte
}
func Open(name string, mtu uint32) (_ device.Device, err error) {
@ -43,7 +42,6 @@ func Open(name string, mtu uint32) (_ device.Device, err error) {
name: name,
mtu: mtu,
offset: offset,
buff: make([]byte, offset+pool.RelayBufferSize),
}
forcedMTU := defaultMTU
@ -71,14 +69,17 @@ func (t *TUN) Read(packet []byte) (int, error) {
return t.nt.Read(packet, t.offset)
}
n, err := t.nt.Read(t.buff, t.offset)
buff := pool.Get(t.offset + cap(packet))
defer pool.Put(buff)
n, err := t.nt.Read(buff, t.offset)
if err != nil {
return 0, err
}
_ = t.buff[:t.offset]
_ = buff[:t.offset]
copy(packet, t.buff[t.offset:t.offset+n])
copy(packet, buff[t.offset:t.offset+n])
return n, err
}

5
listener/tun/ipstack/gvisor/handler.go
View File

@ -125,7 +125,10 @@ func (gh *GVHandler) HandleUDPConn(tunConn adapter.UDPConn) {
payload: payload,
}
gh.UDPIn <- inbound.NewPacket(target, gvPacket, C.TUN)
select {
case gh.UDPIn <- inbound.NewPacket(target, gvPacket, C.TUN):
default:
}
}
}()
}

2
listener/tun/ipstack/system/mars/nat/tcp.go
View File

@ -32,8 +32,6 @@ func (t *TCP) Accept() (net.Conn, error) {
return nil, net.InvalidAddrError("unknown remote addr")
}
// _ = c.SetKeepAlive(false)
addition(c)
return &conn{

16
listener/tun/ipstack/system/stack.go
View File

@ -5,6 +5,7 @@ import (
"io"
"net"
"net/netip"
"runtime"
"strconv"
"time"
@ -182,13 +183,22 @@ func New(device device.Device, dnsHijack []netip.AddrPort, tunAddress netip.Pref
},
}
udpIn <- inbound.NewPacket(socks5.ParseAddrToSocksAddr(rAddr), pkt, C.TUN)
select {
case udpIn <- inbound.NewPacket(socks5.ParseAddrToSocksAddr(rAddr), pkt, C.TUN):
default:
}
}
}
go tcp()
go udp()
go udp()
numUDPWorkers := 4
if num := runtime.GOMAXPROCS(0); num > numUDPWorkers {
numUDPWorkers = num
}
for i := 0; i < numUDPWorkers; i++ {
go udp()
}
return &sysStack{stack: stack, device: device}, nil
}

9
tunnel/connection.go
View File

@ -70,6 +70,9 @@ func handleSocket(ctx C.ConnContext, outbound net.Conn) {
func relay(leftConn, rightConn net.Conn) {
ch := make(chan error)
tcpKeepAlive(leftConn)
tcpKeepAlive(rightConn)
go func() {
buf := pool.Get(pool.RelayBufferSize)
// Wrapping to avoid using *net.TCPConn.(ReadFrom)
@ -86,3 +89,9 @@ func relay(leftConn, rightConn net.Conn) {
rightConn.SetReadDeadline(time.Now())
<-ch
}
func tcpKeepAlive(c net.Conn) {
if tcp, ok := c.(*net.TCPConn); ok {
tcp.SetKeepAlive(true)
}
}