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Browse source 
1.autoIptables 开关
2.go.mod 调整
3.processName 调整
4.makefile 调整
5.Tun模块 部分代码调整
This commit is contained in:
MetaCubeX 2022-03-19 01:11:27 +08:00
parent c8b1050c15
commit 9270d3c475
20 changed files with 502 additions and 87 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

29
.github/workflows/codeql-analysis.yml vendored
View file

@ -1,29 +0,0 @@
name: CodeQL
on:
push:
branches: [ rm ]
jobs:
analyze:
name: Analyze
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
language: ['go']
steps:
- name: Checkout repository
uses: actions/checkout@v3
- name: Initialize CodeQL
uses: github/codeql-action/init@v1
with:
languages: ${{ matrix.language }}
- name: Autobuild
uses: github/codeql-action/autobuild@v1
- name: Perform CodeQL Analysis
uses: github/codeql-action/analyze@v1

27
.github/workflows/linter.yml vendored
View file

@ -1,27 +0,0 @@
name: Linter
on: [push, pull_request]
jobs:
lint:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Get latest go version
id: version
run: |
echo ::set-output name=go_version::$(curl -s https://raw.githubusercontent.com/actions/go-versions/main/versions-manifest.json | grep -oE '"version": "[0-9]{1}.[0-9]{1,}(.[0-9]{1,})?"' | head -1 | cut -d':' -f2 | sed 's/ //g; s/"//g')
- name: Setup Go
uses: actions/setup-go@v2
#with:
# go-version: ${{ steps.version.outputs.go_version }}
with:
go-version: 1.18.x
- name: golangci-lint
#uses: golangci/golangci-lint-action@v3
#with:
# version: latest
run: |
go install github.com/golangci/golangci-lint/cmd/golangci-lint@ec95236
golangci-lint run ./...

18
Makefile
View file

@ -10,7 +10,9 @@ GOBUILD=CGO_ENABLED=0 go build -trimpath -ldflags '-X "github.com/Dreamacro/clas
PLATFORM_LIST = \
darwin-amd64 \
darwin-arm64 \
linux-amd64 \
linux-amd64v1 \
linux-amd64v2 \
linux-amd64v3 \
linux-armv5 \
linux-armv6 \
linux-armv7 \
@ -28,7 +30,7 @@ PLATFORM_LIST = \
WINDOWS_ARCH_LIST = \
windows-386 \
windows-amd64 \
windows-amd64v1 \
windows-amd64v2 \
windows-amd64v3 \
windows-arm64 \
@ -50,9 +52,15 @@ darwin-arm64:
linux-386:
GOARCH=386 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64:
linux-amd64v3:
GOARCH=amd64 GOOS=linux GOAMD64=v3 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64v2:
GOARCH=amd64 GOOS=linux GOAMD64=v2 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-amd64v1:
GOARCH=amd64 GOOS=linux GOAMD64=v1 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
linux-arm64:
GOARCH=arm64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
@ -104,8 +112,8 @@ windows-amd64v3:
windows-amd64v2:
GOARCH=amd64 GOOS=windows GOAMD64=v2 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-amd64:
GOARCH=amd64 GOOS=windows $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-amd64v1:
GOARCH=amd64 GOOS=windows GOAMD64=v1 $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe
windows-arm64:
GOARCH=arm64 GOOS=windows $(GOBUILD) -o $(BINDIR)/$(NAME)-$@.exe

5
component/process/process_android.go
View file

@ -211,10 +211,15 @@ func resolveProcessNameByProcSearch(inode, uid int32) (string, error) {
}
func splitCmdline(cmdline []byte) string {
cmdline = bytes.Trim(cmdline, " ")
idx := bytes.IndexFunc(cmdline, func(r rune) bool {
return unicode.IsControl(r) || unicode.IsSpace(r)
})
if idx == -1 {
return filepath.Base(string(cmdline))
}
return filepath.Base(string(cmdline[:idx]))
}

6
go.mod
View file

@ -23,9 +23,9 @@ require (
golang.org/x/crypto v0.0.0-20220315160706-3147a52a75dd
golang.org/x/net v0.0.0-20220225172249-27dd8689420f
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
golang.org/x/sys v0.0.0-20220317061510-51cd9980dadf
golang.org/x/sys v0.0.0-20220318055525-2edf467146b5
golang.org/x/time v0.0.0-20220224211638-0e9765cccd65
golang.zx2c4.com/wireguard v0.0.0-20220310012736-ae6bc4dd64e1
golang.zx2c4.com/wireguard v0.0.0-20220318042302-193cf8d6a5d6
golang.zx2c4.com/wireguard/windows v0.5.3
google.golang.org/protobuf v1.27.1
gopkg.in/yaml.v2 v2.4.0
@ -57,4 +57,4 @@ require (
)
replace golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 => github.com/MetaCubeX/wintun-go v0.0.0-20220317182248-e32f9221663c
replace golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 => ./listener/tun/device/tun/wintun

6
go.sum
View file

@ -10,8 +10,6 @@ git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGy
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Dreamacro/go-shadowsocks2 v0.1.7 h1:8CtbE1HoPPMfrQZGXmlluq6dO2lL31W6WRRE8fabc4Q=
github.com/Dreamacro/go-shadowsocks2 v0.1.7/go.mod h1:8p5G4cAj5ZlXwUR+Ww63gfSikr8kvw8uw3TDwLAJpUc=
github.com/MetaCubeX/wintun-go v0.0.0-20220317182248-e32f9221663c h1:fyg+AJU5BRmuEGeVexyABUiChIBeZ1UaER4DaV0jSLo=
github.com/MetaCubeX/wintun-go v0.0.0-20220317182248-e32f9221663c/go.mod h1:9ekUVS60VUdCP+s3E8TkAHmk04Wsu3DGU4Ruq8N7kaQ=
github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
@ -309,6 +307,8 @@ golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220317061510-51cd9980dadf h1:Fm4IcnUL803i92qDlmB0obyHmosDrxZWxJL3gIeNqOw=
golang.org/x/sys v0.0.0-20220317061510-51cd9980dadf/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220318055525-2edf467146b5 h1:saXMvIOKvRFwbOMicHXr0B1uwoxq9dGmLe5ExMES6c4=
golang.org/x/sys v0.0.0-20220318055525-2edf467146b5/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 v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@ -341,6 +341,8 @@ 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/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 v0.0.0-20220318042302-193cf8d6a5d6 h1:kgBK1EGuTIYbwoKROmsoV0FQp08gnCcVa110A4Unqhk=
golang.zx2c4.com/wireguard v0.0.0-20220318042302-193cf8d6a5d6/go.mod h1:bVQfyl2sCM/QIIGHpWbFGfHPuDvqnCNkT6MQLTCjO/U=
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/api v0.0.0-20180910000450-7ca32eb868bf/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=

23
hub/executor/executor.go
View file

@ -78,12 +78,12 @@ func ApplyConfig(cfg *config.Config, force bool) {
updateUsers(cfg.Users)
updateHosts(cfg.Hosts)
updateGeneral(cfg.General, cfg.Tun, force)
updateGeneral(cfg.General, force)
updateProxies(cfg.Proxies, cfg.Providers)
updateRules(cfg.Rules, cfg.RuleProviders)
updateIPTables(cfg.DNS, cfg.General.TProxyPort, cfg.General.Interface, cfg.Tun.Enable)
updateIPTables(cfg.DNS, cfg.General, cfg.Tun)
updateDNS(cfg.DNS, cfg.Tun)
updateTun(cfg.Tun, cfg.DNS.FakeIPRange.IPNet().String())
updateTun(cfg.Tun)
updateExperimental(cfg)
loadProvider(cfg.RuleProviders, cfg.Providers)
updateProfile(cfg)
@ -213,11 +213,11 @@ func loadProvider(ruleProviders map[string]*provider.RuleProvider, proxyProvider
}
}
func updateTun(tun *config.Tun, tunAddressPrefix string) {
P.ReCreateTun(tun, tunAddressPrefix, tunnel.TCPIn(), tunnel.UDPIn())
func updateTun(tun *config.Tun) {
P.ReCreateTun(tun, tunnel.TCPIn(), tunnel.UDPIn())
}
func updateGeneral(general *config.General, Tun *config.Tun, force bool) {
func updateGeneral(general *config.General, force bool) {
tunnel.SetMode(general.Mode)
resolver.DisableIPv6 = !general.IPv6
adapter.UnifiedDelay.Store(general.UnifiedDelay)
@ -302,10 +302,10 @@ func patchSelectGroup(proxies map[string]C.Proxy) {
}
}
func updateIPTables(dns *config.DNS, tProxyPort int, interfaceName string, tunEnable bool) {
func updateIPTables(dns *config.DNS, general *config.General, tun *config.Tun) {
tproxy.CleanUpTProxyLinuxIPTables()
if runtime.GOOS != "linux" || tProxyPort == 0 {
if runtime.GOOS != "linux" || general.TProxyPort == 0 {
return
}
@ -322,7 +322,7 @@ func updateIPTables(dns *config.DNS, tProxyPort int, interfaceName string, tunEn
return
}
if tunEnable {
if tun.Enable {
err = fmt.Errorf("TUN device must be disabe")
return
}
@ -340,8 +340,9 @@ func updateIPTables(dns *config.DNS, tProxyPort int, interfaceName string, tunEn
if dialer.DefaultRoutingMark.Load() == 0 {
dialer.DefaultRoutingMark.Store(2158)
}
err = tproxy.SetTProxyLinuxIPTables(interfaceName, tProxyPort, dnsPort)
if general.AutoIptables {
err = tproxy.SetTProxyLinuxIPTables(general.Interface, general.TProxyPort, dnsPort)
}
}
func Cleanup() {

5
listener/listener.go
View file

@ -310,7 +310,7 @@ func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
log.Infoln("Mixed(http+socks) proxy listening at: %s", mixedListener.Address())
}
func ReCreateTun(tunConf *config.Tun, tunAddressPrefix string, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
func ReCreateTun(tunConf *config.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
tunMux.Lock()
defer tunMux.Unlock()
@ -330,8 +330,7 @@ func ReCreateTun(tunConf *config.Tun, tunAddressPrefix string, tcpIn chan<- C.Co
if !tunConf.Enable {
return
}
tunStackListener, err = tun.New(tunConf, tunAddressPrefix, tcpIn, udpIn)
tunStackListener, err = tun.New(tunConf, tcpIn, udpIn)
if err != nil {
log.Warnln("Failed to start TUN interface: %s", err.Error())
}

2
listener/tun/device/tun/tun_windows.go
View file

@ -8,7 +8,7 @@ import (
func init() {
guid, _ := windows.GUIDFromString("{330EAEF8-7578-5DF2-D97B-8DADC0EA85CB}")
tun.WintunTunnelType = "Clash"
tun.WintunTunnelType = "Meta"
tun.WintunStaticRequestedGUID = &guid
}

94
listener/tun/device/tun/wintun/dll_windows.go Executable file
View file

@ -0,0 +1,94 @@
/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2017-2021 WireGuard LLC. All Rights Reserved.
*/
package wintun
import (
"fmt"
"golang.zx2c4.com/wintun/embed_dll"
"golang.zx2c4.com/wireguard/windows/driver/memmod"
"sync"
"sync/atomic"
"unsafe"
)
func newLazyDLL(name string, onLoad func(d *lazyDLL)) *lazyDLL {
return &lazyDLL{Name: name, onLoad: onLoad}
}
func (d *lazyDLL) NewProc(name string) *lazyProc {
return &lazyProc{dll: d, Name: name}
}
type lazyProc struct {
Name string
mu sync.Mutex
dll *lazyDLL
addr uintptr
}
func (p *lazyProc) Find() error {
if atomic.LoadPointer((*unsafe.Pointer)(unsafe.Pointer(&p.addr))) != nil {
return nil
}
p.mu.Lock()
defer p.mu.Unlock()
if p.addr != 0 {
return nil
}
err := p.dll.Load()
if err != nil {
return fmt.Errorf("Error loading %v DLL: %w", p.dll.Name, err)
}
addr, err := p.nameToAddr()
if err != nil {
return fmt.Errorf("Error getting %v address: %w", p.Name, err)
}
atomic.StorePointer((*unsafe.Pointer)(unsafe.Pointer(&p.addr)), unsafe.Pointer(addr))
return nil
}
func (p *lazyProc) Addr() uintptr {
err := p.Find()
if err != nil {
panic(err)
}
return p.addr
}
type lazyDLL struct {
Name string
mu sync.Mutex
module *memmod.Module
onLoad func(d *lazyDLL)
}
func (d *lazyDLL) Load() error {
if atomic.LoadPointer((*unsafe.Pointer)(unsafe.Pointer(&d.module))) != nil {
return nil
}
d.mu.Lock()
defer d.mu.Unlock()
if d.module != nil {
return nil
}
module, err := memmod.LoadLibrary(embed_dll.DDlContent)
if err != nil {
return fmt.Errorf("unable to load library: %w", err)
}
atomic.StorePointer((*unsafe.Pointer)(unsafe.Pointer(&d.module)), unsafe.Pointer(module))
if d.onLoad != nil {
d.onLoad(d)
}
return nil
}
func (p *lazyProc) nameToAddr() (uintptr, error) {
return p.dll.module.ProcAddressByName(p.Name)
}

21
listener/tun/device/tun/wintun/embed_dll/windows_386.go Executable file
View file

@ -0,0 +1,21 @@
package embed_dll
// Copyright 2020 MeshStep Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
import (
_ "embed"
)
//go:embed x86/wintun.dll
var DDlContent []byte

21
listener/tun/device/tun/wintun/embed_dll/windows_amd64.go Executable file
View file

@ -0,0 +1,21 @@
package embed_dll
// Copyright 2020 MeshStep Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
import (
_ "embed"
)
//go:embed amd64/wintun.dll
var DDlContent []byte

21
listener/tun/device/tun/wintun/embed_dll/windows_arm.go Executable file
View file

@ -0,0 +1,21 @@
package embed_dll
// Copyright 2020 MeshStep Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
import (
_ "embed"
)
//go:embed arm/wintun.dll
var DDlContent []byte

21
listener/tun/device/tun/wintun/embed_dll/windows_arm64.go Executable file
View file

@ -0,0 +1,21 @@
package embed_dll
// Copyright 2020 MeshStep Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
import (
_ "embed"
)
//go:embed arm64/wintun.dll
var DDlContent []byte

8
listener/tun/device/tun/wintun/go.mod Executable file
View file

@ -0,0 +1,8 @@
module golang.zx2c4.com/wintun
go 1.18
require (
golang.org/x/sys v0.0.0-20220318055525-2edf467146b5
golang.zx2c4.com/wireguard/windows v0.5.3
)

17
listener/tun/device/tun/wintun/go.sum Executable file
View file

@ -0,0 +1,17 @@
github.com/MetaCubeX/Clash.Meta v1.9.1 h1:jHZhVRBxFuaCRBN9vxB/FL5R16wY4kIgNqjszdXPeLs=
github.com/MetaCubeX/Clash.Meta v1.9.1/go.mod h1:/I4cSh+PcgmtS5SEnFp8RANL6aVRd3i9YOult+mKLhU=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20220317061510-51cd9980dadf h1:Fm4IcnUL803i92qDlmB0obyHmosDrxZWxJL3gIeNqOw=
golang.org/x/sys v0.0.0-20220317061510-51cd9980dadf/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.zx2c4.com/wireguard/windows v0.5.3 h1:On6j2Rpn3OEMXqBq00QEDC7bWSZrPIHKIus8eIuExIE=
golang.zx2c4.com/wireguard/windows v0.5.3/go.mod h1:9TEe8TJmtwyQebdFwAkEWOPr3prrtqm+REGFifP60hI=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=

11
listener/tun/device/tun/wintun/package_info.go Executable file
View file

@ -0,0 +1,11 @@
//go:build windows
// +build windows
// Modified from: https://git.zx2c4.com/wireguard-go/tree/tun/wintun
/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019-2021 WireGuard LLC. All Rights Reserved.
*/
package wintun

90
listener/tun/device/tun/wintun/session_windows.go Executable file
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@ -0,0 +1,90 @@
/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2017-2021 WireGuard LLC. All Rights Reserved.
*/
package wintun
import (
"syscall"
"unsafe"
"golang.org/x/sys/windows"
)
type Session struct {
handle uintptr
}
const (
PacketSizeMax = 0xffff // Maximum packet size
RingCapacityMin = 0x20000 // Minimum ring capacity (128 kiB)
RingCapacityMax = 0x4000000 // Maximum ring capacity (64 MiB)
)
// Packet with data
type Packet struct {
Next *Packet // Pointer to next packet in queue
Size uint32 // Size of packet (max WINTUN_MAX_IP_PACKET_SIZE)
Data *[PacketSizeMax]byte // Pointer to layer 3 IPv4 or IPv6 packet
}
var (
procWintunAllocateSendPacket = modwintun.NewProc("WintunAllocateSendPacket")
procWintunEndSession = modwintun.NewProc("WintunEndSession")
procWintunGetReadWaitEvent = modwintun.NewProc("WintunGetReadWaitEvent")
procWintunReceivePacket = modwintun.NewProc("WintunReceivePacket")
procWintunReleaseReceivePacket = modwintun.NewProc("WintunReleaseReceivePacket")
procWintunSendPacket = modwintun.NewProc("WintunSendPacket")
procWintunStartSession = modwintun.NewProc("WintunStartSession")
)
func (wintun *Adapter) StartSession(capacity uint32) (session Session, err error) {
r0, _, e1 := syscall.Syscall(procWintunStartSession.Addr(), 2, uintptr(wintun.handle), uintptr(capacity), 0)
if r0 == 0 {
err = e1
} else {
session = Session{r0}
}
return
}
func (session Session) End() {
syscall.Syscall(procWintunEndSession.Addr(), 1, session.handle, 0, 0)
session.handle = 0
}
func (session Session) ReadWaitEvent() (handle windows.Handle) {
r0, _, _ := syscall.Syscall(procWintunGetReadWaitEvent.Addr(), 1, session.handle, 0, 0)
handle = windows.Handle(r0)
return
}
func (session Session) ReceivePacket() (packet []byte, err error) {
var packetSize uint32
r0, _, e1 := syscall.Syscall(procWintunReceivePacket.Addr(), 2, session.handle, uintptr(unsafe.Pointer(&packetSize)), 0)
if r0 == 0 {
err = e1
return
}
packet = unsafe.Slice((*byte)(unsafe.Pointer(r0)), packetSize)
return
}
func (session Session) ReleaseReceivePacket(packet []byte) {
syscall.Syscall(procWintunReleaseReceivePacket.Addr(), 2, session.handle, uintptr(unsafe.Pointer(&packet[0])), 0)
}
func (session Session) AllocateSendPacket(packetSize int) (packet []byte, err error) {
r0, _, e1 := syscall.Syscall(procWintunAllocateSendPacket.Addr(), 2, session.handle, uintptr(packetSize), 0)
if r0 == 0 {
err = e1
return
}
packet = unsafe.Slice((*byte)(unsafe.Pointer(r0)), packetSize)
return
}
func (session Session) SendPacket(packet []byte) {
syscall.Syscall(procWintunSendPacket.Addr(), 2, session.handle, uintptr(unsafe.Pointer(&packet[0])), 0)
}

152
listener/tun/device/tun/wintun/wintun_windows.go Executable file
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@ -0,0 +1,152 @@
//go:build windows
/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2017-2021 WireGuard LLC. All Rights Reserved.
*/
package wintun
import (
"log"
"runtime"
"syscall"
"unsafe"
"golang.org/x/sys/windows"
)
type loggerLevel int
const (
logInfo loggerLevel = iota
logWarn
logErr
)
const AdapterNameMax = 128
type Adapter struct {
handle uintptr
}
var (
modwintun = newLazyDLL("wintun.dll", setupLogger)
procWintunCreateAdapter = modwintun.NewProc("WintunCreateAdapter")
procWintunOpenAdapter = modwintun.NewProc("WintunOpenAdapter")
procWintunCloseAdapter = modwintun.NewProc("WintunCloseAdapter")
procWintunDeleteDriver = modwintun.NewProc("WintunDeleteDriver")
procWintunGetAdapterLUID = modwintun.NewProc("WintunGetAdapterLUID")
procWintunGetRunningDriverVersion = modwintun.NewProc("WintunGetRunningDriverVersion")
)
type TimestampedWriter interface {
WriteWithTimestamp(p []byte, ts int64) (n int, err error)
}
func logMessage(level loggerLevel, timestamp uint64, msg *uint16) int {
if tw, ok := log.Default().Writer().(TimestampedWriter); ok {
tw.WriteWithTimestamp([]byte(log.Default().Prefix()+windows.UTF16PtrToString(msg)), (int64(timestamp)-116444736000000000)*100)
} else {
log.Println(windows.UTF16PtrToString(msg))
}
return 0
}
func setupLogger(dll *lazyDLL) {
var callback uintptr
if runtime.GOARCH == "386" {
callback = windows.NewCallback(func(level loggerLevel, timestampLow, timestampHigh uint32, msg *uint16) int {
return logMessage(level, uint64(timestampHigh)<<32|uint64(timestampLow), msg)
})
} else if runtime.GOARCH == "arm" {
callback = windows.NewCallback(func(level loggerLevel, _, timestampLow, timestampHigh uint32, msg *uint16) int {
return logMessage(level, uint64(timestampHigh)<<32|uint64(timestampLow), msg)
})
} else if runtime.GOARCH == "amd64" || runtime.GOARCH == "arm64" {
callback = windows.NewCallback(logMessage)
}
syscall.Syscall(dll.NewProc("WintunSetLogger").Addr(), 1, callback, 0, 0)
}
func closeAdapter(wintun *Adapter) {
syscall.Syscall(procWintunCloseAdapter.Addr(), 1, wintun.handle, 0, 0)
}
// CreateAdapter creates a Wintun adapter. name is the cosmetic name of the adapter.
// tunnelType represents the type of adapter and should be "Wintun". requestedGUID is
// the GUID of the created network adapter, which then influences NLA generation
// deterministically. If it is set to nil, the GUID is chosen by the system at random,
// and hence a new NLA entry is created for each new adapter.
func CreateAdapter(name string, tunnelType string, requestedGUID *windows.GUID) (wintun *Adapter, err error) {
var name16 *uint16
name16, err = windows.UTF16PtrFromString(name)
if err != nil {
return
}
var tunnelType16 *uint16
tunnelType16, err = windows.UTF16PtrFromString(tunnelType)
if err != nil {
return
}
r0, _, e1 := syscall.Syscall(procWintunCreateAdapter.Addr(), 3, uintptr(unsafe.Pointer(name16)), uintptr(unsafe.Pointer(tunnelType16)), uintptr(unsafe.Pointer(requestedGUID)))
if r0 == 0 {
err = e1
return
}
wintun = &Adapter{handle: r0}
runtime.SetFinalizer(wintun, closeAdapter)
return
}
// OpenAdapter opens an existing Wintun adapter by name.
func OpenAdapter(name string) (wintun *Adapter, err error) {
var name16 *uint16
name16, err = windows.UTF16PtrFromString(name)
if err != nil {
return
}
r0, _, e1 := syscall.Syscall(procWintunOpenAdapter.Addr(), 1, uintptr(unsafe.Pointer(name16)), 0, 0)
if r0 == 0 {
err = e1
return
}
wintun = &Adapter{handle: r0}
runtime.SetFinalizer(wintun, closeAdapter)
return
}
// Close closes a Wintun adapter.
func (wintun *Adapter) Close() (err error) {
runtime.SetFinalizer(wintun, nil)
r1, _, e1 := syscall.Syscall(procWintunCloseAdapter.Addr(), 1, wintun.handle, 0, 0)
if r1 == 0 {
err = e1
}
return
}
// Uninstall removes the driver from the system if no drivers are currently in use.
func Uninstall() (err error) {
r1, _, e1 := syscall.Syscall(procWintunDeleteDriver.Addr(), 0, 0, 0, 0)
if r1 == 0 {
err = e1
}
return
}
// RunningVersion returns the version of the loaded driver.
func RunningVersion() (version uint32, err error) {
r0, _, e1 := syscall.Syscall(procWintunGetRunningDriverVersion.Addr(), 0, 0, 0, 0)
version = uint32(r0)
if version == 0 {
err = e1
}
return
}
// LUID returns the LUID of the adapter.
func (wintun *Adapter) LUID() (luid uint64) {
syscall.Syscall(procWintunGetAdapterLUID.Addr(), 2, uintptr(wintun.handle), uintptr(unsafe.Pointer(&luid)), 0)
return
}

12
listener/tun/tun_adapter.go
View file

@ -24,9 +24,9 @@ import (
)
// New TunAdapter
func New(tunConf *config.Tun, tunAddressPrefix string, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) (ipstack.Stack, error) {
func New(tunConf *config.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) (ipstack.Stack, error) {
var (
tunAddress = netip.MustParsePrefix(tunAddressPrefix)
tunAddress = netip.MustParsePrefix("198.18.0.1/16")
devName = tunConf.Device
stackType = tunConf.Stack
autoRoute = tunConf.AutoRoute
@ -42,9 +42,9 @@ func New(tunConf *config.Tun, tunAddressPrefix string, tcpIn chan<- C.ConnContex
devName = generateDeviceName()
}
if !tunAddress.IsValid() || !tunAddress.Addr().Is4() {
tunAddress = netip.MustParsePrefix("198.18.0.1/16")
}
//if !tunAddress.IsValid() || !tunAddress.Addr().Is4() {
// tunAddress = netip.MustParsePrefix("198.18.0.1/16")
//}
process.AppendLocalIPs(tunAddress.Masked().Addr().Next().AsSlice())
@ -116,7 +116,7 @@ func New(tunConf *config.Tun, tunAddressPrefix string, tcpIn chan<- C.ConnContex
func generateDeviceName() string {
switch runtime.GOOS {
case "darwin":
return tun.Driver + "://Meta"
return tun.Driver + "://utun"
case "windows":
return tun.Driver + "://Meta"
default: