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Add android package rules support in tun routing

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This commit is contained in:
世界 2022-08-15 11:40:49 +08:00
parent 3157593b6b
commit cd5e7055d2
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GPG key ID: CD109927C34A63C4
16 changed files with 100 additions and 188 deletions
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1
adapter/router.go
View file

@ -37,6 +37,7 @@ type Router interface {
DefaultMark() int
NetworkMonitor() tun.NetworkUpdateMonitor
InterfaceMonitor() tun.DefaultInterfaceMonitor
PackageManager() tun.PackageManager
Rules() []Rule
SetTrafficController(controller TrafficController)
}

7
common/process/searcher.go
View file

@ -4,6 +4,8 @@ import (
"context"
"net/netip"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-tun"
E "github.com/sagernet/sing/common/exceptions"
)
@ -13,6 +15,11 @@ type Searcher interface {
var ErrNotFound = E.New("process not found")
type Config struct {
Logger log.ContextLogger
PackageManager tun.PackageManager
}
type Info struct {
ProcessPath string
PackageName string

147
common/process/searcher_android.go
View file

@ -2,81 +2,19 @@ package process
import (
"context"
"encoding/xml"
"io"
"net/netip"
"os"
"strconv"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing/common"
E "github.com/sagernet/sing/common/exceptions"
"github.com/fsnotify/fsnotify"
tun "github.com/sagernet/sing-tun"
)
var _ Searcher = (*androidSearcher)(nil)
type androidSearcher struct {
logger log.ContextLogger
watcher *fsnotify.Watcher
userMap map[string]int32
packageMap map[int32]string
sharedUserMap map[int32]string
packageManager tun.PackageManager
}
func NewSearcher(logger log.ContextLogger) (Searcher, error) {
return &androidSearcher{logger: logger}, nil
}
func (s *androidSearcher) Start() error {
err := s.updatePackages()
if err != nil {
return E.Cause(err, "read packages list")
}
err = s.startWatcher()
if err != nil {
s.logger.Warn("create fsnotify watcher: ", err)
}
return nil
}
func (s *androidSearcher) startWatcher() error {
watcher, err := fsnotify.NewWatcher()
if err != nil {
return err
}
err = watcher.Add("/data/system/packages.xml")
if err != nil {
return err
}
s.watcher = watcher
go s.loopUpdate()
return nil
}
func (s *androidSearcher) loopUpdate() {
for {
select {
case _, ok := <-s.watcher.Events:
if !ok {
return
}
err := s.updatePackages()
if err != nil {
s.logger.Error(E.Cause(err, "update packages list"))
}
case err, ok := <-s.watcher.Errors:
if !ok {
return
}
s.logger.Error(E.Cause(err, "fsnotify error"))
}
}
}
func (s *androidSearcher) Close() error {
return common.Close(common.PtrOrNil(s.watcher))
func NewSearcher(config Config) (Searcher, error) {
return &androidSearcher{config.PackageManager}, nil
}
func (s *androidSearcher) FindProcessInfo(ctx context.Context, network string, srcIP netip.Addr, srcPort int) (*Info, error) {
@ -84,13 +22,13 @@ func (s *androidSearcher) FindProcessInfo(ctx context.Context, network string, s
if err != nil {
return nil, err
}
if sharedUser, loaded := s.sharedUserMap[uid]; loaded {
if sharedPackage, loaded := s.packageManager.SharedPackageByID(uint32(uid)); loaded {
return &Info{
UserId: uid,
PackageName: sharedUser,
PackageName: sharedPackage,
}, nil
}
if packageName, loaded := s.packageMap[uid]; loaded {
if packageName, loaded := s.packageManager.PackageByID(uint32(uid)); loaded {
return &Info{
UserId: uid,
PackageName: packageName,
@ -98,74 +36,3 @@ func (s *androidSearcher) FindProcessInfo(ctx context.Context, network string, s
}
return &Info{UserId: uid}, nil
}
func (s *androidSearcher) updatePackages() error {
userMap := make(map[string]int32)
packageMap := make(map[int32]string)
sharedUserMap := make(map[int32]string)
packagesData, err := os.Open("/data/system/packages.xml")
if err != nil {
return err
}
decoder := xml.NewDecoder(packagesData)
var token xml.Token
for {
token, err = decoder.Token()
if err == io.EOF {
break
} else if err != nil {
return err
}
element, isStart := token.(xml.StartElement)
if !isStart {
continue
}
switch element.Name.Local {
case "package":
var name string
var userID int64
for _, attr := range element.Attr {
switch attr.Name.Local {
case "name":
name = attr.Value
case "userId", "sharedUserId":
userID, err = strconv.ParseInt(attr.Value, 10, 32)
if err != nil {
return err
}
}
}
if userID == 0 && name == "" {
continue
}
userMap[name] = int32(userID)
packageMap[int32(userID)] = name
case "shared-user":
var name string
var userID int64
for _, attr := range element.Attr {
switch attr.Name.Local {
case "name":
name = attr.Value
case "userId":
userID, err = strconv.ParseInt(attr.Value, 10, 32)
if err != nil {
return err
}
packageMap[int32(userID)] = name
}
}
if userID == 0 && name == "" {
continue
}
sharedUserMap[int32(userID)] = name
}
}
s.logger.Info("updated packages list: ", len(packageMap), " packages, ", len(sharedUserMap), " shared users")
s.userMap = userMap
s.packageMap = packageMap
s.sharedUserMap = sharedUserMap
return nil
}

3
common/process/searcher_darwin.go
View file

@ -8,7 +8,6 @@ import (
"syscall"
"unsafe"
"github.com/sagernet/sing-box/log"
N "github.com/sagernet/sing/common/network"
"golang.org/x/sys/unix"
@ -18,7 +17,7 @@ var _ Searcher = (*darwinSearcher)(nil)
type darwinSearcher struct{}
func NewSearcher(logger log.ContextLogger) (Searcher, error) {
func NewSearcher(_ Config) (Searcher, error) {
return &darwinSearcher{}, nil
}

4
common/process/searcher_linux.go
View file

@ -15,8 +15,8 @@ type linuxSearcher struct {
logger log.ContextLogger
}
func NewSearcher(logger log.ContextLogger) (Searcher, error) {
return &linuxSearcher{logger}, nil
func NewSearcher(config Config) (Searcher, error) {
return &linuxSearcher{config.Logger}, nil
}
func (s *linuxSearcher) FindProcessInfo(ctx context.Context, network string, srcIP netip.Addr, srcPort int) (*Info, error) {

4
common/process/searcher_stub.go
View file

@ -4,10 +4,8 @@ package process
import (
"os"
"github.com/sagernet/sing-box/log"
)
func NewSearcher(logger log.ContextLogger) (Searcher, error) {
func NewSearcher(_ Config) (Searcher, error) {
return nil, os.ErrInvalid
}

3
common/process/searcher_windows.go
View file

@ -8,7 +8,6 @@ import (
"syscall"
"unsafe"
"github.com/sagernet/sing-box/log"
E "github.com/sagernet/sing/common/exceptions"
N "github.com/sagernet/sing/common/network"
@ -19,7 +18,7 @@ var _ Searcher = (*windowsSearcher)(nil)
type windowsSearcher struct{}
func NewSearcher(logger log.ContextLogger) (Searcher, error) {
func NewSearcher(_ Config) (Searcher, error) {
err := initWin32API()
if err != nil {
return nil, E.Cause(err, "init win32 api")

2
docs/changelog.md
View file

@ -1,6 +1,6 @@
#### 2022/08/15
* Add uid and android user rules support in [Tun](/configuration/inbound/tun) routing.
* Add uid, android user and package rules support in [Tun](/configuration/inbound/tun) routing.
#### 2022/08/13

50
docs/configuration/inbound/tun.md
View file

@ -28,10 +28,6 @@
99999
]
],
"include_android_user": [
0,
10
],
"exclude_uid": [
1000
],
@ -39,6 +35,16 @@
1000,
99999
],
"include_android_user": [
0,
10
],
"include_package": [
"com.android.chrome"
],
"exclude_package": [
"com.android.captiveportallogin"
],
"sniff": true,
"sniff_override_destination": false,
@ -111,7 +117,7 @@ TCP/IP stack.
!!! error ""
UID and android user rules are only supported on Linux and require auto_route.
UID rules are only supported on Linux and require auto_route.
Limit users in route. Not limited by default.
@ -119,19 +125,6 @@ Limit users in route. Not limited by default.
Limit users in route, but in range.
#### include_android_user
!!! warning ""
Only supported on Android
Limit android users in route.
| Common user | ID |
|--------------|-----|
| Main | 0 |
| Work Profile | 10 |
#### exclude_uid
Exclude users in route.
@ -140,6 +133,27 @@ Exclude users in route.
Exclude users in route, but in range.
#### include_android_user
!!! error ""
Android user and package rules are only supported on Android and require auto_route.
Limit android users in route.
| Common user | ID |
|--------------|-----|
| Main | 0 |
| Work Profile | 10 |
#### include_package
Limit android packages in route.
#### exclude_package
Exclude android packages in route.
### Listen Fields
#### sniff

2
go.mod
View file

@ -18,7 +18,7 @@ require (
github.com/sagernet/sing v0.0.0-20220814164830-4f2b872a8cbf
github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4
github.com/sagernet/smux v0.0.0-20220812084127-e2d085ee3939
github.com/spf13/cobra v1.5.0

4
go.sum
View file

@ -159,8 +159,8 @@ github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae h1:xOpbvgizvIbKK
github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae/go.mod h1:T77zZdE2Cm6VqnFumrpwsq+kxYsbq+vWDhmjtdSl/oM=
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48 h1:NlcTFKldteZvYBDyr+V9MjZEI0rAWCSFCyLgPvc5n/Y=
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48/go.mod h1:EX3RbZvrwAkPI2nuGa78T2iQXmrkT+/VQtskjou42xM=
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333 h1:fJj7jCPkGkbhY/UNwebi7kKq8Yxc6qeD3Jzh9Wk9tPw=
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333/go.mod h1:+JztVFWrBR8bbf1fWPCyc4KJ/a1bPejmmoEBj9rI6HQ=
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7 h1:KwUTQUPvdcJtrZR3WImygB0fINaGIr4X42TnDIDJ9sU=
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7/go.mod h1:+mJ/s6hO3CZyD7CpHbEuZmIVyRkTYLRl4iTr5a57mG0=
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4 h1:2hLETh97+S4WnfMR27XyC7QVU1SH7FTNoCznP229YJU=
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4/go.mod h1:82O6gzbxLha/W/jxSVQbsqf2lVdRTjMIgyLug0lpJps=
github.com/sagernet/smux v0.0.0-20220812084127-e2d085ee3939 h1:pB1Dh1NbwVrLhQhotr4O4Hs3yhiBzmg3AvnUyYjL4x4=

7
inbound/tun.go
View file

@ -81,8 +81,10 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
Inet6Address: options.Inet6Address.Build(),
AutoRoute: options.AutoRoute,
IncludeUID: includeUID,
IncludeAndroidUser: options.IncludeAndroidUser,
ExcludeUID: excludeUID,
IncludeAndroidUser: options.IncludeAndroidUser,
IncludePackage: options.IncludePackage,
ExcludePackage: options.ExcludePackage,
},
endpointIndependentNat: options.EndpointIndependentNat,
udpTimeout: udpTimeout,
@ -131,6 +133,9 @@ func (t *Tun) Tag() string {
}
func (t *Tun) Start() error {
if C.IsAndroid {
t.tunOptions.BuildAndroidRules(t.router.PackageManager(), t)
}
tunIf, err := tun.Open(t.tunOptions)
if err != nil {
return E.Cause(err, "configure tun interface")

2
option/tun.go
View file

@ -11,6 +11,8 @@ type TunInboundOptions struct {
ExcludeUID Listable[uint32] `json:"exclude_uid,omitempty"`
ExcludeUIDRange Listable[string] `json:"exclude_uid_range,omitempty"`
IncludeAndroidUser Listable[int] `json:"android_user,omitempty"`
IncludePackage Listable[string] `json:"include_package,omitempty"`
ExcludePackage Listable[string] `json:"exclude_package,omitempty"`
EndpointIndependentNat bool `json:"endpoint_independent_nat,omitempty"`
UDPTimeout int64 `json:"udp_timeout,omitempty"`
Stack string `json:"stack,omitempty"`

40
route/router.go
View file

@ -90,6 +90,7 @@ type Router struct {
defaultMark int
networkMonitor tun.NetworkUpdateMonitor
interfaceMonitor tun.DefaultInterfaceMonitor
packageManager tun.PackageManager
trafficController adapter.TrafficController
processSearcher process.Searcher
}
@ -260,8 +261,22 @@ func NewRouter(ctx context.Context, logger log.ContextLogger, dnsLogger log.Cont
router.interfaceMonitor = interfaceMonitor
}
if hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess {
searcher, err := process.NewSearcher(logger)
needFindProcess := hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess
needPackageManager := C.IsAndroid && (needFindProcess || common.Any(inbounds, func(inbound option.Inbound) bool {
return len(inbound.TunOptions.IncludePackage) > 0 || len(inbound.TunOptions.ExcludePackage) > 0
}))
if needPackageManager {
packageManager, err := tun.NewPackageManager(router)
if err != nil {
return nil, E.Cause(err, "create package manager")
}
router.packageManager = packageManager
}
if needFindProcess {
searcher, err := process.NewSearcher(process.Config{
Logger: logger,
PackageManager: router.packageManager,
})
if err != nil {
if err != os.ErrInvalid {
logger.Warn(E.Cause(err, "create process searcher"))
@ -425,13 +440,10 @@ func (r *Router) Start() error {
return err
}
}
if r.processSearcher != nil {
if starter, isStarter := r.processSearcher.(common.Starter); isStarter {
err := starter.Start()
if err != nil {
r.logger.Error(E.Cause(err, "initialize process searcher"))
r.processSearcher = nil
}
if r.packageManager != nil {
err := r.packageManager.Start()
if err != nil {
return err
}
}
return nil
@ -454,7 +466,7 @@ func (r *Router) Close() error {
common.PtrOrNil(r.geoIPReader),
r.interfaceMonitor,
r.networkMonitor,
r.processSearcher,
r.packageManager,
)
}
@ -679,6 +691,10 @@ func (r *Router) InterfaceMonitor() tun.DefaultInterfaceMonitor {
return r.interfaceMonitor
}
func (r *Router) PackageManager() tun.PackageManager {
return r.packageManager
}
func (r *Router) SetTrafficController(controller adapter.TrafficController) {
r.trafficController = controller
}
@ -912,6 +928,10 @@ func (r *Router) downloadGeositeDatabase(savePath string) error {
return err
}
func (r *Router) OnPackagesUpdated(packages int, sharedUsers int) {
r.logger.Info("updated packages list: ", packages, " packages, ", sharedUsers, " shared users")
}
func (r *Router) NewError(ctx context.Context, err error) {
common.Close(err)
if E.IsClosedOrCanceled(err) {

4
test/go.mod
View file

@ -14,7 +14,7 @@ require (
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48
github.com/spyzhov/ajson v0.7.1
github.com/stretchr/testify v1.8.0
golang.org/x/net v0.0.0-20220811182439-13a9a731de15
golang.org/x/net v0.0.0-20220812174116-3211cb980234
)
require (
@ -54,7 +54,7 @@ require (
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/sagernet/netlink v0.0.0-20220803045538-bdac49abf805 // indirect
github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae // indirect
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333 // indirect
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7 // indirect
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4 // indirect
github.com/sagernet/smux v0.0.0-20220812084127-e2d085ee3939 // indirect
github.com/sirupsen/logrus v1.8.1 // indirect

8
test/go.sum
View file

@ -181,8 +181,8 @@ github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae h1:xOpbvgizvIbKK
github.com/sagernet/sing-dns v0.0.0-20220813025814-e656c9dbf3ae/go.mod h1:T77zZdE2Cm6VqnFumrpwsq+kxYsbq+vWDhmjtdSl/oM=
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48 h1:NlcTFKldteZvYBDyr+V9MjZEI0rAWCSFCyLgPvc5n/Y=
github.com/sagernet/sing-shadowsocks v0.0.0-20220812082714-484a11603b48/go.mod h1:EX3RbZvrwAkPI2nuGa78T2iQXmrkT+/VQtskjou42xM=
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333 h1:fJj7jCPkGkbhY/UNwebi7kKq8Yxc6qeD3Jzh9Wk9tPw=
github.com/sagernet/sing-tun v0.0.0-20220815014658-b828f0164333/go.mod h1:+JztVFWrBR8bbf1fWPCyc4KJ/a1bPejmmoEBj9rI6HQ=
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7 h1:KwUTQUPvdcJtrZR3WImygB0fINaGIr4X42TnDIDJ9sU=
github.com/sagernet/sing-tun v0.0.0-20220815033412-1407eae46bd7/go.mod h1:+mJ/s6hO3CZyD7CpHbEuZmIVyRkTYLRl4iTr5a57mG0=
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4 h1:2hLETh97+S4WnfMR27XyC7QVU1SH7FTNoCznP229YJU=
github.com/sagernet/sing-vmess v0.0.0-20220811135656-4f3f07acf9c4/go.mod h1:82O6gzbxLha/W/jxSVQbsqf2lVdRTjMIgyLug0lpJps=
github.com/sagernet/smux v0.0.0-20220812084127-e2d085ee3939 h1:pB1Dh1NbwVrLhQhotr4O4Hs3yhiBzmg3AvnUyYjL4x4=
@ -275,8 +275,8 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.0.0-20220811182439-13a9a731de15 h1:cik0bxZUSJVDyaHf1hZPSDsU8SZHGQZQMeueXCE7yBQ=
golang.org/x/net v0.0.0-20220811182439-13a9a731de15/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
golang.org/x/net v0.0.0-20220812174116-3211cb980234 h1:RDqmgfe7SvlMWoqC3xwQ2blLO3fcWcxMa3eBLRdRW7E=
golang.org/x/net v0.0.0-20220812174116-3211cb980234/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=