Update TUN creation

This commit is contained in:
世界 2023-02-26 19:16:28 +08:00
parent a8f13bd956
commit 842730707c
No known key found for this signature in database
GPG Key ID: CD109927C34A63C4
14 changed files with 64 additions and 62 deletions

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@ -85,10 +85,10 @@ func buildiOS() {
}
if !debugEnabled {
args = append(args,
"-trimpath", "-ldflags=-s -w -buildid=",
"-trimpath", "-ldflags=-s -w -buildid=", "-tags", "with_gvisor,with_clash_api",
)
} else {
args = append(args, "-tags", "debug")
args = append(args, "-tags", "with_gvisor,with_clash_api,debug")
}
args = append(args, "./experimental/libbox")

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@ -1,4 +1,4 @@
//go:build ios
//go:build darwin
package libbox

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@ -1,4 +1,4 @@
//go:build ios
//go:build darwin
package libbox

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@ -2,7 +2,7 @@ package libbox
type PlatformInterface interface {
AutoDetectInterfaceControl(fd int32) error
OpenTun(options TunOptions) (TunInterface, error)
OpenTun(options TunOptions) (int32, error)
WriteLog(message string)
UseProcFS() bool
FindConnectionOwner(ipProtocol int32, sourceAddress string, sourcePort int32, destinationAddress string, destinationPort int32) (int32, error)

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@ -3,7 +3,6 @@ package libbox
import (
"context"
"net/netip"
"os"
"runtime"
"syscall"
@ -76,17 +75,12 @@ func (w *platformInterfaceWrapper) OpenTun(options tun.Options) (tun.Tun, error)
}
optionsWrapper := tunOptions(options)
tunInterface, err := w.iif.OpenTun(&optionsWrapper)
tunFd, err := w.iif.OpenTun(&optionsWrapper)
if err != nil {
return nil, err
}
tunFd := tunInterface.FileDescriptor()
return &nativeTun{
tunFd: int(tunFd),
tunFile: os.NewFile(uintptr(tunFd), "tun"),
tunMTU: options.MTU,
closer: tunInterface,
}, nil
options.FileDescriptor = int(tunFd)
return tun.New(options)
}
func (w *platformInterfaceWrapper) Write(p []byte) (n int, err error) {

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@ -1,13 +1,13 @@
package libbox
import (
"io"
"net"
"net/netip"
"os"
"github.com/sagernet/sing-tun"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
)
type TunOptions interface {
@ -28,6 +28,16 @@ type RoutePrefix struct {
Prefix int32
}
func (p *RoutePrefix) Mask() string {
var bits int
if M.ParseSocksaddr(p.Address).Addr.Is6() {
bits = 128
} else {
bits = 32
}
return net.IP(net.CIDRMask(int(p.Prefix), bits)).String()
}
type RoutePrefixIterator interface {
Next() *RoutePrefix
HasNext() bool
@ -88,22 +98,3 @@ func (o *tunOptions) GetIncludePackage() StringIterator {
func (o *tunOptions) GetExcludePackage() StringIterator {
return newIterator(o.ExcludePackage)
}
type nativeTun struct {
tunFd int
tunFile *os.File
tunMTU uint32
closer io.Closer
}
func (t *nativeTun) Read(p []byte) (n int, err error) {
return t.tunFile.Read(p)
}
func (t *nativeTun) Write(p []byte) (n int, err error) {
return t.tunFile.Write(p)
}
func (t *nativeTun) Close() error {
return t.closer.Close()
}

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@ -0,0 +1,34 @@
package libbox
import (
"golang.org/x/sys/unix"
)
// kanged from wireauard-apple
const utunControlName = "com.apple.net.utun_control"
func GetTunnelFileDescriptor() int32 {
ctlInfo := &unix.CtlInfo{}
copy(ctlInfo.Name[:], utunControlName)
for fd := 0; fd < 1024; fd++ {
addr, err := unix.Getpeername(fd)
if err != nil {
continue
}
addrCTL, loaded := addr.(*unix.SockaddrCtl)
if !loaded {
continue
}
if ctlInfo.Id == 0 {
err = unix.IoctlCtlInfo(fd, ctlInfo)
if err != nil {
continue
}
}
if addrCTL.ID == ctlInfo.Id {
return int32(fd)
}
}
return -1
}

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@ -1,19 +0,0 @@
//go:build with_gvisor && linux
package libbox
import (
"github.com/sagernet/sing-tun"
"gvisor.dev/gvisor/pkg/tcpip/link/fdbased"
"gvisor.dev/gvisor/pkg/tcpip/stack"
)
var _ tun.GVisorTun = (*nativeTun)(nil)
func (t *nativeTun) NewEndpoint() (stack.LinkEndpoint, error) {
return fdbased.New(&fdbased.Options{
FDs: []int{t.tunFd},
MTU: t.tunMTU,
})
}

2
go.mod
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@ -28,7 +28,7 @@ require (
github.com/sagernet/sing-dns v0.1.4
github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9
github.com/sagernet/sing-shadowtls v0.0.0-20230221123345-78e50cd7b587
github.com/sagernet/sing-tun v0.1.1
github.com/sagernet/sing-tun v0.1.2-0.20230226091124-0cdb0eed74d9
github.com/sagernet/sing-vmess v0.1.2
github.com/sagernet/smux v0.0.0-20220831015742-e0f1988e3195
github.com/sagernet/tfo-go v0.0.0-20230207095944-549363a7327d

4
go.sum
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@ -137,8 +137,8 @@ github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9 h1:qS3
github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9/go.mod h1:f3mHTy5shnVM9l8UocMlJgC/1G/zdj5FuEuVXhDinGU=
github.com/sagernet/sing-shadowtls v0.0.0-20230221123345-78e50cd7b587 h1:OjIXlHT2bblZfp+ciupM4xY9+Ccpj9FsuHRtKRBv+Pg=
github.com/sagernet/sing-shadowtls v0.0.0-20230221123345-78e50cd7b587/go.mod h1:Kn1VUIprdkwCgkS6SXYaLmIpKzQbqBIKJBMY+RvBhYc=
github.com/sagernet/sing-tun v0.1.1 h1:2Hg3GAyJWzQ7Ua1j74dE+mI06vaqSBO9yD4tkTjggn4=
github.com/sagernet/sing-tun v0.1.1/go.mod h1:WzW/SkT+Nh9uJn/FIYUE2YJHYuPwfbh8sATOzU9QDGw=
github.com/sagernet/sing-tun v0.1.2-0.20230226091124-0cdb0eed74d9 h1:tq1kc0HFj/jfhLfVC1NJI6lex2g6w2W+gVsFu6H2Kis=
github.com/sagernet/sing-tun v0.1.2-0.20230226091124-0cdb0eed74d9/go.mod h1:KnRkwaDHbb06zgeNPu0LQ8A+vA9myMxKEgHN1brCPHg=
github.com/sagernet/sing-vmess v0.1.2 h1:RbOZNAId2LrCai8epMoQXlf0XTrou0bfcw08hNBg6lM=
github.com/sagernet/sing-vmess v0.1.2/go.mod h1:9NSj8mZTx1JIY/HF9LaYRppUsVkysIN5tEFpNZujXxY=
github.com/sagernet/smux v0.0.0-20220831015742-e0f1988e3195 h1:5VBIbVw9q7aKbrFdT83mjkyvQ+VaRsQ6yflTepfln38=

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@ -150,7 +150,7 @@ func (t *Tun) Start() error {
if t.platformInterface != nil {
tunInterface, err = t.platformInterface.OpenTun(t.tunOptions)
} else {
tunInterface, err = tun.Open(t.tunOptions)
tunInterface, err = tun.New(t.tunOptions)
}
if err != nil {
return E.Cause(err, "configure tun interface")

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@ -25,7 +25,7 @@ func NewFactory(formatter Formatter, writer io.Writer, platformWriter io.Writer)
formatter: formatter,
platformFormatter: Formatter{
BaseTime: formatter.BaseTime,
DisableColors: C.IsIos,
DisableColors: C.IsDarwin || C.IsIos,
},
writer: writer,
platformWriter: platformWriter,

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@ -6,6 +6,7 @@ import (
"os"
"time"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing/common"
F "github.com/sagernet/sing/common/format"
"github.com/sagernet/sing/common/observable"
@ -27,7 +28,8 @@ func NewObservableFactory(formatter Formatter, writer io.Writer, platformWriter
factory := &observableFactory{
formatter: formatter,
platformFormatter: Formatter{
BaseTime: formatter.BaseTime,
BaseTime: formatter.BaseTime,
DisableColors: C.IsDarwin || C.IsIos,
},
writer: writer,
platformWriter: platformWriter,
@ -91,7 +93,7 @@ func (l *observableLogger) Log(ctx context.Context, level Level, args []any) {
}
l.subscriber.Emit(Entry{level, messageSimple})
if l.platformWriter != nil {
l.platformWriter.Write([]byte(l.formatter.Format(ctx, level, l.tag, F.ToString(args...), nowTime)))
l.platformWriter.Write([]byte(l.platformFormatter.Format(ctx, level, l.tag, F.ToString(args...), nowTime)))
}
}

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@ -46,7 +46,7 @@ func NewSystemDevice(router adapter.Router, interfaceName string, localPrefixes
if interfaceName == "" {
interfaceName = tun.CalculateInterfaceName("wg")
}
tunInterface, err := tun.Open(tun.Options{
tunInterface, err := tun.New(tun.Options{
Name: interfaceName,
Inet4Address: inet4Addresses,
Inet6Address: inet6Addresses,