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Crazy sekai overturns the small pond

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世界 2024-10-21 23:38:34 +08:00
parent 0b42f26af8
commit 65c424f7eb
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122 changed files with 2709 additions and 1424 deletions
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104
adapter/conn_router.go
View file

@ -1,104 +0,0 @@
package adapter
import (
"context"
"net"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
type ConnectionRouter interface {
RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
}
func NewRouteHandler(
metadata InboundContext,
router ConnectionRouter,
logger logger.ContextLogger,
) UpstreamHandlerAdapter {
return &routeHandlerWrapper{
metadata: metadata,
router: router,
logger: logger,
}
}
func NewRouteContextHandler(
router ConnectionRouter,
logger logger.ContextLogger,
) UpstreamHandlerAdapter {
return &routeContextHandlerWrapper{
router: router,
logger: logger,
}
}
var _ UpstreamHandlerAdapter = (*routeHandlerWrapper)(nil)
type routeHandlerWrapper struct {
metadata InboundContext
router ConnectionRouter
logger logger.ContextLogger
}
func (w *routeHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RouteConnection(ctx, conn, myMetadata)
}
func (w *routeHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RoutePacketConnection(ctx, conn, myMetadata)
}
func (w *routeHandlerWrapper) NewError(ctx context.Context, err error) {
w.logger.ErrorContext(ctx, err)
}
var _ UpstreamHandlerAdapter = (*routeContextHandlerWrapper)(nil)
type routeContextHandlerWrapper struct {
router ConnectionRouter
logger logger.ContextLogger
}
func (w *routeContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RouteConnection(ctx, conn, *myMetadata)
}
func (w *routeContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RoutePacketConnection(ctx, conn, *myMetadata)
}
func (w *routeContextHandlerWrapper) NewError(ctx context.Context, err error) {
w.logger.ErrorContext(ctx, err)
}

26
adapter/handler.go
View file

@ -6,27 +6,53 @@ import (
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
// Deprecated
type ConnectionHandler interface {
NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
}
type ConnectionHandlerEx interface {
NewConnectionEx(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
}
// Deprecated: use PacketHandlerEx instead
type PacketHandler interface {
NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata InboundContext) error
}
type PacketHandlerEx interface {
NewPacketEx(buffer *buf.Buffer, source M.Socksaddr)
}
// Deprecated: use OOBPacketHandlerEx instead
type OOBPacketHandler interface {
NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, oob []byte, metadata InboundContext) error
}
type OOBPacketHandlerEx interface {
NewPacketEx(buffer *buf.Buffer, oob []byte, source M.Socksaddr)
}
// Deprecated
type PacketConnectionHandler interface {
NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
}
type PacketConnectionHandlerEx interface {
NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
}
type UpstreamHandlerAdapter interface {
N.TCPConnectionHandler
N.UDPConnectionHandler
E.Handler
}
type UpstreamHandlerAdapterEx interface {
N.TCPConnectionHandlerEx
N.UDPConnectionHandlerEx
}

15
adapter/inbound.go
View file

@ -2,13 +2,11 @@ package adapter
import (
"context"
"net"
"net/netip"
"github.com/sagernet/sing-box/common/process"
"github.com/sagernet/sing-box/option"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
type Inbound interface {
@ -17,11 +15,14 @@ type Inbound interface {
Tag() string
}
type InjectableInbound interface {
type TCPInjectableInbound interface {
Inbound
Network() []string
NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
ConnectionHandlerEx
}
type UDPInjectableInbound interface {
Inbound
PacketConnectionHandlerEx
}
type InboundContext struct {
@ -46,7 +47,9 @@ type InboundContext struct {
InboundDetour string
LastInbound string
OriginDestination M.Socksaddr
// Deprecated
InboundOptions option.InboundOptions
UDPDisableDomainUnmapping bool
DestinationAddresses []netip.Addr
SourceGeoIPCode string
GeoIPCode string

5
adapter/outbound.go
View file

@ -1,9 +1,6 @@
package adapter
import (
"context"
"net"
N "github.com/sagernet/sing/common/network"
)
@ -15,6 +12,4 @@ type Outbound interface {
Network() []string
Dependencies() []string
N.Dialer
NewConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
}

36
adapter/router.go
View file

@ -2,6 +2,7 @@ package adapter
import (
"context"
"net"
"net/http"
"net/netip"
@ -30,6 +31,7 @@ type Router interface {
FakeIPStore() FakeIPStore
ConnectionRouter
ConnectionRouterEx
GeoIPReader() *geoip.Reader
LoadGeosite(code string) (Rule, error)
@ -66,6 +68,18 @@ type Router interface {
ResetNetwork() error
}
// Deprecated: Use ConnectionRouterEx instead.
type ConnectionRouter interface {
RouteConnection(ctx context.Context, conn net.Conn, metadata InboundContext) error
RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
}
type ConnectionRouterEx interface {
ConnectionRouter
RouteConnectionEx(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
}
func ContextWithRouter(ctx context.Context, router Router) context.Context {
return service.ContextWith(ctx, router)
}
@ -74,28 +88,6 @@ func RouterFromContext(ctx context.Context) Router {
return service.FromContext[Router](ctx)
}
type HeadlessRule interface {
Match(metadata *InboundContext) bool
String() string
}
type Rule interface {
HeadlessRule
Service
Type() string
UpdateGeosite() error
Outbound() string
}
type DNSRule interface {
Rule
DisableCache() bool
RewriteTTL() *uint32
ClientSubnet() *netip.Prefix
WithAddressLimit() bool
MatchAddressLimit(metadata *InboundContext) bool
}
type RuleSet interface {
Name() string
StartContext(ctx context.Context, startContext RuleSetStartContext) error

38
adapter/rule.go Normal file
View file

@ -0,0 +1,38 @@
package adapter
import (
C "github.com/sagernet/sing-box/constant"
)
type HeadlessRule interface {
Match(metadata *InboundContext) bool
String() string
}
type Rule interface {
HeadlessRule
Service
Type() string
UpdateGeosite() error
Action() RuleAction
}
type DNSRule interface {
Rule
WithAddressLimit() bool
MatchAddressLimit(metadata *InboundContext) bool
}
type RuleAction interface {
Type() string
String() string
}
func IsFinalAction(action RuleAction) bool {
switch action.Type() {
case C.RuleActionTypeSniff, C.RuleActionTypeResolve:
return false
default:
return true
}
}

179
adapter/upstream.go
View file

@ -4,112 +4,165 @@ import (
"context"
"net"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
type (
ConnectionHandlerFunc = func(ctx context.Context, conn net.Conn, metadata InboundContext) error
PacketConnectionHandlerFunc = func(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
ConnectionHandlerFuncEx = func(ctx context.Context, conn net.Conn, metadata InboundContext, onClose N.CloseHandlerFunc)
PacketConnectionHandlerFuncEx = func(ctx context.Context, conn N.PacketConn, metadata InboundContext, onClose N.CloseHandlerFunc)
)
func NewUpstreamHandler(
func NewUpstreamHandlerEx(
metadata InboundContext,
connectionHandler ConnectionHandlerFunc,
packetHandler PacketConnectionHandlerFunc,
errorHandler E.Handler,
) UpstreamHandlerAdapter {
return &myUpstreamHandlerWrapper{
connectionHandler ConnectionHandlerFuncEx,
packetHandler PacketConnectionHandlerFuncEx,
) UpstreamHandlerAdapterEx {
return &myUpstreamHandlerWrapperEx{
metadata: metadata,
connectionHandler: connectionHandler,
packetHandler: packetHandler,
errorHandler: errorHandler,
}
}
var _ UpstreamHandlerAdapter = (*myUpstreamHandlerWrapper)(nil)
var _ UpstreamHandlerAdapterEx = (*myUpstreamHandlerWrapperEx)(nil)
type myUpstreamHandlerWrapper struct {
type myUpstreamHandlerWrapperEx struct {
metadata InboundContext
connectionHandler ConnectionHandlerFunc
packetHandler PacketConnectionHandlerFunc
errorHandler E.Handler
connectionHandler ConnectionHandlerFuncEx
packetHandler PacketConnectionHandlerFuncEx
}
func (w *myUpstreamHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
func (w *myUpstreamHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
if source.IsValid() {
myMetadata.Source = source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
if destination.IsValid() {
myMetadata.Destination = destination
}
return w.connectionHandler(ctx, conn, myMetadata)
w.connectionHandler(ctx, conn, myMetadata, onClose)
}
func (w *myUpstreamHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
func (w *myUpstreamHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
if source.IsValid() {
myMetadata.Source = source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
if destination.IsValid() {
myMetadata.Destination = destination
}
return w.packetHandler(ctx, conn, myMetadata)
w.packetHandler(ctx, conn, myMetadata, onClose)
}
func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
w.errorHandler.NewError(ctx, err)
var _ UpstreamHandlerAdapterEx = (*myUpstreamContextHandlerWrapperEx)(nil)
type myUpstreamContextHandlerWrapperEx struct {
connectionHandler ConnectionHandlerFuncEx
packetHandler PacketConnectionHandlerFuncEx
}
func UpstreamMetadata(metadata InboundContext) M.Metadata {
return M.Metadata{
Source: metadata.Source,
Destination: metadata.Destination,
}
}
type myUpstreamContextHandlerWrapper struct {
connectionHandler ConnectionHandlerFunc
packetHandler PacketConnectionHandlerFunc
errorHandler E.Handler
}
func NewUpstreamContextHandler(
connectionHandler ConnectionHandlerFunc,
packetHandler PacketConnectionHandlerFunc,
errorHandler E.Handler,
) UpstreamHandlerAdapter {
return &myUpstreamContextHandlerWrapper{
func NewUpstreamContextHandlerEx(
connectionHandler ConnectionHandlerFuncEx,
packetHandler PacketConnectionHandlerFuncEx,
) UpstreamHandlerAdapterEx {
return &myUpstreamContextHandlerWrapperEx{
connectionHandler: connectionHandler,
packetHandler: packetHandler,
errorHandler: errorHandler,
}
}
func (w *myUpstreamContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
func (w *myUpstreamContextHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
if source.IsValid() {
myMetadata.Source = source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
if destination.IsValid() {
myMetadata.Destination = destination
}
return w.connectionHandler(ctx, conn, *myMetadata)
w.connectionHandler(ctx, conn, *myMetadata, onClose)
}
func (w *myUpstreamContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
func (w *myUpstreamContextHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
if source.IsValid() {
myMetadata.Source = source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
if destination.IsValid() {
myMetadata.Destination = destination
}
return w.packetHandler(ctx, conn, *myMetadata)
w.packetHandler(ctx, conn, *myMetadata, onClose)
}
func (w *myUpstreamContextHandlerWrapper) NewError(ctx context.Context, err error) {
w.errorHandler.NewError(ctx, err)
func NewRouteHandlerEx(
metadata InboundContext,
router ConnectionRouterEx,
) UpstreamHandlerAdapterEx {
return &routeHandlerWrapperEx{
metadata: metadata,
router: router,
}
}
var _ UpstreamHandlerAdapterEx = (*routeHandlerWrapperEx)(nil)
type routeHandlerWrapperEx struct {
metadata InboundContext
router ConnectionRouterEx
}
func (r *routeHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
if source.IsValid() {
r.metadata.Source = source
}
if destination.IsValid() {
r.metadata.Destination = destination
}
r.router.RouteConnectionEx(ctx, conn, r.metadata, onClose)
}
func (r *routeHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
if source.IsValid() {
r.metadata.Source = source
}
if destination.IsValid() {
r.metadata.Destination = destination
}
r.router.RoutePacketConnectionEx(ctx, conn, r.metadata, onClose)
}
func NewRouteContextHandlerEx(
router ConnectionRouterEx,
) UpstreamHandlerAdapterEx {
return &routeContextHandlerWrapperEx{
router: router,
}
}
var _ UpstreamHandlerAdapterEx = (*routeContextHandlerWrapperEx)(nil)
type routeContextHandlerWrapperEx struct {
router ConnectionRouterEx
}
func (r *routeContextHandlerWrapperEx) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
metadata := ContextFrom(ctx)
if source.IsValid() {
metadata.Source = source
}
if destination.IsValid() {
metadata.Destination = destination
}
r.router.RouteConnectionEx(ctx, conn, *metadata, onClose)
}
func (r *routeContextHandlerWrapperEx) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
metadata := ContextFrom(ctx)
if source.IsValid() {
metadata.Source = source
}
if destination.IsValid() {
metadata.Destination = destination
}
r.router.RoutePacketConnectionEx(ctx, conn, *metadata, onClose)
}

216
adapter/upstream_legacy.go Normal file
View file

@ -0,0 +1,216 @@
package adapter
import (
"context"
"net"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
type (
// Deprecated
ConnectionHandlerFunc = func(ctx context.Context, conn net.Conn, metadata InboundContext) error
// Deprecated
PacketConnectionHandlerFunc = func(ctx context.Context, conn N.PacketConn, metadata InboundContext) error
)
// Deprecated
func NewUpstreamHandler(
metadata InboundContext,
connectionHandler ConnectionHandlerFunc,
packetHandler PacketConnectionHandlerFunc,
errorHandler E.Handler,
) UpstreamHandlerAdapter {
return &myUpstreamHandlerWrapper{
metadata: metadata,
connectionHandler: connectionHandler,
packetHandler: packetHandler,
errorHandler: errorHandler,
}
}
var _ UpstreamHandlerAdapter = (*myUpstreamHandlerWrapper)(nil)
// Deprecated
type myUpstreamHandlerWrapper struct {
metadata InboundContext
connectionHandler ConnectionHandlerFunc
packetHandler PacketConnectionHandlerFunc
errorHandler E.Handler
}
func (w *myUpstreamHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.connectionHandler(ctx, conn, myMetadata)
}
func (w *myUpstreamHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.packetHandler(ctx, conn, myMetadata)
}
func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
w.errorHandler.NewError(ctx, err)
}
// Deprecated
func UpstreamMetadata(metadata InboundContext) M.Metadata {
return M.Metadata{
Source: metadata.Source,
Destination: metadata.Destination,
}
}
// Deprecated
type myUpstreamContextHandlerWrapper struct {
connectionHandler ConnectionHandlerFunc
packetHandler PacketConnectionHandlerFunc
errorHandler E.Handler
}
// Deprecated
func NewUpstreamContextHandler(
connectionHandler ConnectionHandlerFunc,
packetHandler PacketConnectionHandlerFunc,
errorHandler E.Handler,
) UpstreamHandlerAdapter {
return &myUpstreamContextHandlerWrapper{
connectionHandler: connectionHandler,
packetHandler: packetHandler,
errorHandler: errorHandler,
}
}
func (w *myUpstreamContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.connectionHandler(ctx, conn, *myMetadata)
}
func (w *myUpstreamContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.packetHandler(ctx, conn, *myMetadata)
}
func (w *myUpstreamContextHandlerWrapper) NewError(ctx context.Context, err error) {
w.errorHandler.NewError(ctx, err)
}
// Deprecated: Use ConnectionRouterEx instead.
func NewRouteHandler(
metadata InboundContext,
router ConnectionRouter,
logger logger.ContextLogger,
) UpstreamHandlerAdapter {
return &routeHandlerWrapper{
metadata: metadata,
router: router,
logger: logger,
}
}
// Deprecated: Use ConnectionRouterEx instead.
func NewRouteContextHandler(
router ConnectionRouter,
logger logger.ContextLogger,
) UpstreamHandlerAdapter {
return &routeContextHandlerWrapper{
router: router,
logger: logger,
}
}
var _ UpstreamHandlerAdapter = (*routeHandlerWrapper)(nil)
// Deprecated: Use ConnectionRouterEx instead.
type routeHandlerWrapper struct {
metadata InboundContext
router ConnectionRouter
logger logger.ContextLogger
}
func (w *routeHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RouteConnection(ctx, conn, myMetadata)
}
func (w *routeHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := w.metadata
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RoutePacketConnection(ctx, conn, myMetadata)
}
func (w *routeHandlerWrapper) NewError(ctx context.Context, err error) {
w.logger.ErrorContext(ctx, err)
}
var _ UpstreamHandlerAdapter = (*routeContextHandlerWrapper)(nil)
// Deprecated: Use ConnectionRouterEx instead.
type routeContextHandlerWrapper struct {
router ConnectionRouter
logger logger.ContextLogger
}
func (w *routeContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RouteConnection(ctx, conn, *myMetadata)
}
func (w *routeContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myMetadata := ContextFrom(ctx)
if metadata.Source.IsValid() {
myMetadata.Source = metadata.Source
}
if metadata.Destination.IsValid() {
myMetadata.Destination = metadata.Destination
}
return w.router.RoutePacketConnection(ctx, conn, *myMetadata)
}
func (w *routeContextHandlerWrapper) NewError(ctx context.Context, err error) {
w.logger.ErrorContext(ctx, err)
}

4
cmd/sing-box/cmd_rule_set_match.go
View file

@ -10,7 +10,7 @@ import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-box/route"
"github.com/sagernet/sing-box/route/rule"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
"github.com/sagernet/sing/common/json"
@ -84,7 +84,7 @@ func ruleSetMatch(sourcePath string, domain string) error {
}
for i, ruleOptions := range plainRuleSet.Rules {
var currentRule adapter.HeadlessRule
currentRule, err = route.NewHeadlessRule(nil, ruleOptions)
currentRule, err = rule.NewHeadlessRule(nil, ruleOptions)
if err != nil {
return E.Cause(err, "parse rule_set.rules.[", i, "]")
}

8
cmd/sing-box/internal/convertor/adguard/convertor_test.go
View file

@ -5,7 +5,7 @@ import (
"testing"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/route"
"github.com/sagernet/sing-box/route/rule"
"github.com/stretchr/testify/require"
)
@ -26,7 +26,7 @@ example.arpa
`))
require.NoError(t, err)
require.Len(t, rules, 1)
rule, err := route.NewHeadlessRule(nil, rules[0])
rule, err := rule.NewHeadlessRule(nil, rules[0])
require.NoError(t, err)
matchDomain := []string{
"example.org",
@ -85,7 +85,7 @@ func TestHosts(t *testing.T) {
`))
require.NoError(t, err)
require.Len(t, rules, 1)
rule, err := route.NewHeadlessRule(nil, rules[0])
rule, err := rule.NewHeadlessRule(nil, rules[0])
require.NoError(t, err)
matchDomain := []string{
"google.com",
@ -115,7 +115,7 @@ www.example.org
`))
require.NoError(t, err)
require.Len(t, rules, 1)
rule, err := route.NewHeadlessRule(nil, rules[0])
rule, err := rule.NewHeadlessRule(nil, rules[0])
require.NoError(t, err)
matchDomain := []string{
"example.com",

17
common/mux/router.go
View file

@ -15,11 +15,11 @@ import (
)
type Router struct {
router adapter.ConnectionRouter
router adapter.ConnectionRouterEx
service *mux.Service
}
func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.ContextLogger, options option.InboundMultiplexOptions) (adapter.ConnectionRouter, error) {
func NewRouterWithOptions(router adapter.ConnectionRouterEx, logger logger.ContextLogger, options option.InboundMultiplexOptions) (adapter.ConnectionRouterEx, error) {
if !options.Enabled {
return router, nil
}
@ -54,6 +54,7 @@ func NewRouterWithOptions(router adapter.ConnectionRouter, logger logger.Context
func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
if metadata.Destination == mux.Destination {
// TODO: check if WithContext is necessary
return r.service.NewConnection(adapter.WithContext(ctx, &metadata), conn, adapter.UpstreamMetadata(metadata))
} else {
return r.router.RouteConnection(ctx, conn, metadata)
@ -63,3 +64,15 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return r.router.RoutePacketConnection(ctx, conn, metadata)
}
func (r *Router) RouteConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
if metadata.Destination == mux.Destination {
r.service.NewConnectionEx(adapter.WithContext(ctx, &metadata), conn, metadata.Source, metadata.Destination, onClose)
return
}
r.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (r *Router) RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
r.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}

2
common/sniff/sniff.go
View file

@ -18,7 +18,7 @@ type (
PacketSniffer = func(ctx context.Context, metadata *adapter.InboundContext, packet []byte) error
)
func Skip(metadata adapter.InboundContext) bool {
func Skip(metadata *adapter.InboundContext) bool {
// skip server first protocols
switch metadata.Destination.Port {
case 25, 465, 587:

40
common/uot/router.go
View file

@ -13,14 +13,14 @@ import (
"github.com/sagernet/sing/common/uot"
)
var _ adapter.ConnectionRouter = (*Router)(nil)
var _ adapter.ConnectionRouterEx = (*Router)(nil)
type Router struct {
router adapter.ConnectionRouter
router adapter.ConnectionRouterEx
logger logger.ContextLogger
}
func NewRouter(router adapter.ConnectionRouter, logger logger.ContextLogger) *Router {
func NewRouter(router adapter.ConnectionRouterEx, logger logger.ContextLogger) *Router {
return &Router{router, logger}
}
@ -51,3 +51,37 @@ func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata ad
func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return r.router.RoutePacketConnection(ctx, conn, metadata)
}
func (r *Router) RouteConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
switch metadata.Destination.Fqdn {
case uot.MagicAddress:
request, err := uot.ReadRequest(conn)
if err != nil {
err = E.Cause(err, "UoT read request")
r.logger.ErrorContext(ctx, "process connection from ", metadata.Source, ": ", err)
conn.Close()
onClose(err)
return
}
if request.IsConnect {
r.logger.InfoContext(ctx, "inbound UoT connect connection to ", request.Destination)
} else {
r.logger.InfoContext(ctx, "inbound UoT connection to ", request.Destination)
}
metadata.Domain = metadata.Destination.Fqdn
metadata.Destination = request.Destination
r.router.RoutePacketConnectionEx(ctx, uot.NewConn(conn, *request), metadata, onClose)
return
case uot.LegacyMagicAddress:
r.logger.InfoContext(ctx, "inbound legacy UoT connection")
metadata.Domain = metadata.Destination.Fqdn
metadata.Destination = M.Socksaddr{Addr: netip.IPv4Unspecified()}
r.RoutePacketConnectionEx(ctx, uot.NewConn(conn, uot.Request{}), metadata, onClose)
return
}
r.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (r *Router) RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
r.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}

15
constant/rule.go
View file

@ -22,3 +22,18 @@ const (
RuleSetVersion1 = 1 + iota
RuleSetVersion2
)
const (
RuleActionTypeRoute = "route"
RuleActionTypeReturn = "return"
RuleActionTypeReject = "reject"
RuleActionTypeHijackDNS = "hijack-dns"
RuleActionTypeSniff = "sniff"
RuleActionTypeResolve = "resolve"
)
const (
RuleActionRejectMethodDefault = "default"
RuleActionRejectMethodPortUnreachable = "port-unreachable"
RuleActionRejectMethodDrop = "drop"
)

3
experimental/clashapi/rules.go
View file

@ -30,10 +30,9 @@ func getRules(router adapter.Router) func(w http.ResponseWriter, r *http.Request
rules = append(rules, Rule{
Type: rule.Type(),
Payload: rule.String(),
Proxy: rule.Outbound(),
Proxy: rule.Action().String(),
})
}
render.JSON(w, r, render.M{
"rules": rules,
})

23
experimental/clashapi/trafficontrol/tracker.go
View file

@ -5,6 +5,7 @@ import (
"time"
"github.com/sagernet/sing-box/adapter"
R "github.com/sagernet/sing-box/route/rule"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/atomic"
"github.com/sagernet/sing/common/bufio"
@ -60,7 +61,7 @@ func (t TrackerMetadata) MarshalJSON() ([]byte, error) {
}
var rule string
if t.Rule != nil {
rule = F.ToString(t.Rule, " => ", t.Rule.Outbound())
rule = F.ToString(t.Rule, " => ", t.Rule.Action())
} else {
rule = "final"
}
@ -131,19 +132,17 @@ func NewTCPTracker(conn net.Conn, manager *Manager, metadata adapter.InboundCont
outbound string
outboundType string
)
if rule == nil {
if defaultOutbound, err := router.DefaultOutbound(N.NetworkTCP); err == nil {
if routeAction, isRouteAction := rule.Action().(*R.RuleActionRoute); isRouteAction {
next = routeAction.Outbound
} else if defaultOutbound, err := router.DefaultOutbound(N.NetworkTCP); err == nil {
next = defaultOutbound.Tag()
}
} else {
next = rule.Outbound()
}
for {
chain = append(chain, next)
detour, loaded := router.Outbound(next)
if !loaded {
break
}
chain = append(chain, next)
outbound = detour.Tag()
outboundType = detour.Type()
group, isGroup := detour.(adapter.OutboundGroup)
@ -218,19 +217,17 @@ func NewUDPTracker(conn N.PacketConn, manager *Manager, metadata adapter.Inbound
outbound string
outboundType string
)
if rule == nil {
if defaultOutbound, err := router.DefaultOutbound(N.NetworkUDP); err == nil {
if routeAction, isRouteAction := rule.Action().(*R.RuleActionRoute); isRouteAction {
next = routeAction.Outbound
} else if defaultOutbound, err := router.DefaultOutbound(N.NetworkUDP); err == nil {
next = defaultOutbound.Tag()
}
} else {
next = rule.Outbound()
}
for {
chain = append(chain, next)
detour, loaded := router.Outbound(next)
if !loaded {
break
}
chain = append(chain, next)
outbound = detour.Tag()
outboundType = detour.Type()
group, isGroup := detour.(adapter.OutboundGroup)

18
go.mod
View file

@ -24,17 +24,17 @@ require (
github.com/sagernet/cors v1.2.1
github.com/sagernet/fswatch v0.1.1
github.com/sagernet/gomobile v0.1.4
github.com/sagernet/gvisor v0.0.0-20240428053021-e691de28565f
github.com/sagernet/gvisor v0.0.0-20241021032506-a4324256e4a3
github.com/sagernet/quic-go v0.48.0-beta.1
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
github.com/sagernet/sing v0.5.0-rc.2
github.com/sagernet/sing-dns v0.3.0-rc.2
github.com/sagernet/sing-mux v0.2.0
github.com/sagernet/sing v0.5.0-rc.4.0.20241021153852-cf58af1a4627
github.com/sagernet/sing-dns v0.3.0-rc.2.0.20241021154031-a59e0fbba3ce
github.com/sagernet/sing-mux v0.2.1-0.20241020175909-fe6153f7a9ec
github.com/sagernet/sing-quic v0.3.0-rc.1
github.com/sagernet/sing-shadowsocks v0.2.7
github.com/sagernet/sing-shadowsocks2 v0.2.0
github.com/sagernet/sing-shadowtls v0.1.4
github.com/sagernet/sing-tun v0.4.0-rc.4
github.com/sagernet/sing-tun v0.4.0-rc.4.0.20241021153919-9ae45181180d
github.com/sagernet/sing-vmess v0.1.12
github.com/sagernet/smux v0.0.0-20231208180855-7041f6ea79e7
github.com/sagernet/utls v1.6.7
@ -46,6 +46,7 @@ require (
go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
golang.org/x/crypto v0.28.0
golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56
golang.org/x/mod v0.20.0
golang.org/x/net v0.30.0
golang.org/x/sys v0.26.0
golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
@ -65,10 +66,10 @@ require (
github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
github.com/gobwas/httphead v0.1.0 // indirect
github.com/gobwas/pool v0.2.1 // indirect
github.com/google/btree v1.1.2 // indirect
github.com/google/btree v1.1.3 // indirect
github.com/google/go-cmp v0.6.0 // indirect
github.com/google/pprof v0.0.0-20231101202521-4ca4178f5c7a // indirect
github.com/hashicorp/yamux v0.1.1 // indirect
github.com/hashicorp/yamux v0.1.2 // indirect
github.com/inconshreveable/mousetrap v1.1.0 // indirect
github.com/josharian/native v1.1.0 // indirect
github.com/klauspost/compress v1.17.4 // indirect
@ -89,10 +90,9 @@ require (
github.com/vishvananda/netns v0.0.4 // indirect
github.com/zeebo/blake3 v0.2.3 // indirect
go.uber.org/multierr v1.11.0 // indirect
golang.org/x/mod v0.20.0 // indirect
golang.org/x/sync v0.8.0 // indirect
golang.org/x/text v0.19.0 // indirect
golang.org/x/time v0.5.0 // indirect
golang.org/x/time v0.7.0 // indirect
golang.org/x/tools v0.24.0 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect

32
go.sum
View file

@ -33,14 +33,14 @@ github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6Wezm
github.com/gofrs/uuid/v5 v5.3.0 h1:m0mUMr+oVYUdxpMLgSYCZiXe7PuVPnI94+OMeVBNedk=
github.com/gofrs/uuid/v5 v5.3.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV+9bD8=
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
github.com/google/btree v1.1.3 h1:CVpQJjYgC4VbzxeGVHfvZrv1ctoYCAI8vbl07Fcxlyg=
github.com/google/btree v1.1.3/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/pprof v0.0.0-20231101202521-4ca4178f5c7a h1:fEBsGL/sjAuJrgah5XqmmYsTLzJp/TO9Lhy39gkverk=
github.com/google/pprof v0.0.0-20231101202521-4ca4178f5c7a/go.mod h1:czg5+yv1E0ZGTi6S6vVK1mke0fV+FaUhNGcd6VRS9Ik=
github.com/hashicorp/yamux v0.1.1 h1:yrQxtgseBDrq9Y652vSRDvsKCJKOUD+GzTS4Y0Y8pvE=
github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbgIO0SLnQ=
github.com/hashicorp/yamux v0.1.2 h1:XtB8kyFOyHXYVFnwT5C3+Bdo8gArse7j2AQ0DA0Uey8=
github.com/hashicorp/yamux v0.1.2/go.mod h1:C+zze2n6e/7wshOZep2A70/aQU6QBRWJO/G6FT1wIns=
github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
github.com/insomniacslk/dhcp v0.0.0-20231206064809-8c70d406f6d2 h1:9K06NfxkBh25x56yVhWWlKFE8YpicaSfHwoV8SFbueA=
@ -104,8 +104,8 @@ github.com/sagernet/fswatch v0.1.1 h1:YqID+93B7VRfqIH3PArW/XpJv5H4OLEVWDfProGoRQ
github.com/sagernet/fswatch v0.1.1/go.mod h1:nz85laH0mkQqJfaOrqPpkwtU1znMFNVTpT/5oRsVz/o=
github.com/sagernet/gomobile v0.1.4 h1:WzX9ka+iHdupMgy2Vdich+OAt7TM8C2cZbIbzNjBrJY=
github.com/sagernet/gomobile v0.1.4/go.mod h1:Pqq2+ZVvs10U7xK+UwJgwYWUykewi8H6vlslAO73n9E=
github.com/sagernet/gvisor v0.0.0-20240428053021-e691de28565f h1:NkhuupzH5ch7b/Y/6ZHJWrnNLoiNnSJaow6DPb8VW2I=
github.com/sagernet/gvisor v0.0.0-20240428053021-e691de28565f/go.mod h1:KXmw+ouSJNOsuRpg4wgwwCQuunrGz4yoAqQjsLjc6N0=
github.com/sagernet/gvisor v0.0.0-20241021032506-a4324256e4a3 h1:RxEz7LhPNiF/gX/Hg+OXr5lqsM9iVAgmaK1L1vzlDRM=
github.com/sagernet/gvisor v0.0.0-20241021032506-a4324256e4a3/go.mod h1:ehZwnT2UpmOWAHFL48XdBhnd4Qu4hN2O3Ji0us3ZHMw=
github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a h1:ObwtHN2VpqE0ZNjr6sGeT00J8uU7JF4cNUdb44/Duis=
github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a/go.mod h1:xLnfdiJbSp8rNqYEdIW/6eDO4mVoogml14Bh2hSiFpM=
github.com/sagernet/nftables v0.3.0-beta.4 h1:kbULlAwAC3jvdGAC1P5Fa3GSxVwQJibNenDW2zaXr8I=
@ -115,12 +115,12 @@ github.com/sagernet/quic-go v0.48.0-beta.1/go.mod h1:1WgdDIVD1Gybp40JTWketeSfKA/
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 h1:5Th31OC6yj8byLGkEnIYp6grlXfo1QYUfiYFGjewIdc=
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
github.com/sagernet/sing v0.2.18/go.mod h1:OL6k2F0vHmEzXz2KW19qQzu172FDgSbUSODylighuVo=
github.com/sagernet/sing v0.5.0-rc.2 h1:tIrs6pRbjJWvI0ITRSg47P1wosY+iSuHpw9t5/hBx+Q=
github.com/sagernet/sing v0.5.0-rc.2/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing-dns v0.3.0-rc.2 h1:z1yROBxd/6wik5h53Sz5df1DSmbPTaOu/Z0wAmyXGoQ=
github.com/sagernet/sing-dns v0.3.0-rc.2/go.mod h1:TqLIelI+FAbVEdiTRolhGLOwvhVjY7oT+wezlOJUQ7M=
github.com/sagernet/sing-mux v0.2.0 h1:4C+vd8HztJCWNYfufvgL49xaOoOHXty2+EAjnzN3IYo=
github.com/sagernet/sing-mux v0.2.0/go.mod h1:khzr9AOPocLa+g53dBplwNDz4gdsyx/YM3swtAhlkHQ=
github.com/sagernet/sing v0.5.0-rc.4.0.20241021153852-cf58af1a4627 h1:wWRmqHPHfyWRPUIGsjAmYshvXF+pC/csl9pAmo/vGpo=
github.com/sagernet/sing v0.5.0-rc.4.0.20241021153852-cf58af1a4627/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing-dns v0.3.0-rc.2.0.20241021154031-a59e0fbba3ce h1:OfpxE5qnXMyU/9LtNgX4M7bGP11lJx4s+KZ3Sijb0HE=
github.com/sagernet/sing-dns v0.3.0-rc.2.0.20241021154031-a59e0fbba3ce/go.mod h1:TqLIelI+FAbVEdiTRolhGLOwvhVjY7oT+wezlOJUQ7M=
github.com/sagernet/sing-mux v0.2.1-0.20241020175909-fe6153f7a9ec h1:6Fd/VsEsw9qIjaGi1IBTZSb4b4v5JYtNcoiBtGsQC48=
github.com/sagernet/sing-mux v0.2.1-0.20241020175909-fe6153f7a9ec/go.mod h1:RSwqqHwbtTOX3vs6ms8vMtBGH/0ZNyLm/uwt6TlmR84=
github.com/sagernet/sing-quic v0.3.0-rc.1 h1:SlzL1yfEAKJyRduub8vzOVtbyTLAX7RZEEBZxO5utts=
github.com/sagernet/sing-quic v0.3.0-rc.1/go.mod h1:uX+aUHA0fgIN6U3WViseDpSdTQriViZ7qz0Wbsf1mNQ=
github.com/sagernet/sing-shadowsocks v0.2.7 h1:zaopR1tbHEw5Nk6FAkM05wCslV6ahVegEZaKMv9ipx8=
@ -129,8 +129,8 @@ github.com/sagernet/sing-shadowsocks2 v0.2.0 h1:wpZNs6wKnR7mh1wV9OHwOyUr21VkS3wK
github.com/sagernet/sing-shadowsocks2 v0.2.0/go.mod h1:RnXS0lExcDAovvDeniJ4IKa2IuChrdipolPYWBv9hWQ=
github.com/sagernet/sing-shadowtls v0.1.4 h1:aTgBSJEgnumzFenPvc+kbD9/W0PywzWevnVpEx6Tw3k=
github.com/sagernet/sing-shadowtls v0.1.4/go.mod h1:F8NBgsY5YN2beQavdgdm1DPlhaKQlaL6lpDdcBglGK4=
github.com/sagernet/sing-tun v0.4.0-rc.4 h1:EFz+UjLZTm+YS3ob1vpqjOga67wyvnxWcbQKfe5wE3Y=
github.com/sagernet/sing-tun v0.4.0-rc.4/go.mod h1:+lQdWhqD4atzrCgRhoyrxBCg1OBru/hAv2BT3kdgmGM=
github.com/sagernet/sing-tun v0.4.0-rc.4.0.20241021153919-9ae45181180d h1:zWcIQM3eAKJGzy7zhqkO7zm7ZI890OdR4vSwx2mevS0=
github.com/sagernet/sing-tun v0.4.0-rc.4.0.20241021153919-9ae45181180d/go.mod h1:Xhv+Mz2nE7HZTwResni8EtTa7AMJz/S6uQLT5lV23M8=
github.com/sagernet/sing-vmess v0.1.12 h1:2gFD8JJb+eTFMoa8FIVMnknEi+vCSfaiTXTfEYAYAPg=
github.com/sagernet/sing-vmess v0.1.12/go.mod h1:luTSsfyBGAc9VhtCqwjR+dt1QgqBhuYBCONB/POhF8I=
github.com/sagernet/smux v0.0.0-20231208180855-7041f6ea79e7 h1:DImB4lELfQhplLTxeq2z31Fpv8CQqqrUwTbrIRumZqQ=
@ -198,8 +198,8 @@ 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 v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=
golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/time v0.7.0 h1:ntUhktv3OPE6TgYxXWv9vKvUSJyIFJlyohwbkEwPrKQ=
golang.org/x/time v0.7.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.24.0 h1:J1shsA93PJUEVaUSaay7UXAyE8aimq3GW0pjlolpa24=
golang.org/x/tools v0.24.0/go.mod h1:YhNqVBIfWHdzvTLs0d8LCuMhkKUgSUKldakyV7W/WDQ=

51
inbound/default.go
View file

@ -22,13 +22,13 @@ type myInboundAdapter struct {
protocol string
network []string
ctx context.Context
router adapter.ConnectionRouter
router adapter.ConnectionRouterEx
logger log.ContextLogger
tag string
listenOptions option.ListenOptions
connHandler adapter.ConnectionHandler
packetHandler adapter.PacketHandler
oobPacketHandler adapter.OOBPacketHandler
connHandler adapter.ConnectionHandlerEx
packetHandler adapter.PacketHandlerEx
oobPacketHandler adapter.OOBPacketHandlerEx
packetUpstream any
// http mixed
@ -55,10 +55,6 @@ func (a *myInboundAdapter) Tag() string {
return a.tag
}
func (a *myInboundAdapter) Network() []string {
return a.network
}
func (a *myInboundAdapter) Start() error {
var err error
if common.Contains(a.network, N.NetworkTCP) {
@ -150,6 +146,31 @@ func (a *myInboundAdapter) newPacketConnection(ctx context.Context, conn N.Packe
return a.router.RoutePacketConnection(ctx, conn, metadata)
}
func (a *myInboundAdapter) upstreamHandlerEx(metadata adapter.InboundContext) adapter.UpstreamHandlerAdapterEx {
return adapter.NewUpstreamHandlerEx(metadata, a.newConnectionEx, a.streamPacketConnectionEx)
}
func (a *myInboundAdapter) upstreamContextHandlerEx() adapter.UpstreamHandlerAdapterEx {
return adapter.NewUpstreamContextHandlerEx(a.newConnectionEx, a.newPacketConnectionEx)
}
func (a *myInboundAdapter) newConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
a.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
a.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (a *myInboundAdapter) newPacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
a.logger.InfoContext(ctx, "inbound packet connection from ", metadata.Source)
a.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
a.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}
func (a *myInboundAdapter) streamPacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
a.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
a.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}
func (a *myInboundAdapter) createMetadata(conn net.Conn, metadata adapter.InboundContext) adapter.InboundContext {
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
@ -167,25 +188,17 @@ func (a *myInboundAdapter) createMetadata(conn net.Conn, metadata adapter.Inboun
return metadata
}
func (a *myInboundAdapter) createPacketMetadata(conn N.PacketConn, metadata adapter.InboundContext) adapter.InboundContext {
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundDetour = a.listenOptions.Detour
metadata.InboundOptions = a.listenOptions.InboundOptions
if !metadata.Destination.IsValid() {
metadata.Destination = M.SocksaddrFromNet(conn.LocalAddr()).Unwrap()
}
return metadata
}
// Deprecated: don't use
func (a *myInboundAdapter) newError(err error) {
a.logger.Error(err)
}
// Deprecated: don't use
func (a *myInboundAdapter) NewError(ctx context.Context, err error) {
NewError(a.logger, ctx, err)
}
// Deprecated: don't use
func NewError(logger log.ContextLogger, ctx context.Context, err error) {
common.Close(err)
if E.IsClosedOrCanceled(err) {

16
inbound/default_tcp.go
View file

@ -1,7 +1,6 @@
package inbound
import (
"context"
"net"
"github.com/sagernet/sing-box/adapter"
@ -71,18 +70,5 @@ func (a *myInboundAdapter) injectTCP(conn net.Conn, metadata adapter.InboundCont
ctx := log.ContextWithNewID(a.ctx)
metadata = a.createMetadata(conn, metadata)
a.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
hErr := a.connHandler.NewConnection(ctx, conn, metadata)
if hErr != nil {
conn.Close()
a.NewError(ctx, E.Cause(hErr, "process connection from ", metadata.Source))
}
}
func (a *myInboundAdapter) routeTCP(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) {
a.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
hErr := a.newConnection(ctx, conn, metadata)
if hErr != nil {
conn.Close()
a.NewError(ctx, E.Cause(hErr, "process connection from ", metadata.Source))
}
a.connHandler.NewConnectionEx(ctx, conn, metadata, nil)
}

87
inbound/default_udp.go
View file

@ -42,7 +42,6 @@ func (a *myInboundAdapter) loopUDPIn() {
defer buffer.Release()
buffer.IncRef()
defer buffer.DecRef()
packetService := (*myInboundPacketAdapter)(a)
for {
buffer.Reset()
n, addr, err := a.udpConn.ReadFromUDPAddrPort(buffer.FreeBytes())
@ -50,16 +49,7 @@ func (a *myInboundAdapter) loopUDPIn() {
return
}
buffer.Truncate(n)
var metadata adapter.InboundContext
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundOptions = a.listenOptions.InboundOptions
metadata.Source = M.SocksaddrFromNetIP(addr).Unwrap()
metadata.OriginDestination = a.udpAddr
err = a.packetHandler.NewPacket(a.ctx, packetService, buffer, metadata)
if err != nil {
a.newError(E.Cause(err, "process packet from ", metadata.Source))
}
a.packetHandler.NewPacketEx(buffer, M.SocksaddrFromNetIP(addr).Unwrap())
}
}
@ -69,7 +59,6 @@ func (a *myInboundAdapter) loopUDPOOBIn() {
defer buffer.Release()
buffer.IncRef()
defer buffer.DecRef()
packetService := (*myInboundPacketAdapter)(a)
oob := make([]byte, 1024)
for {
buffer.Reset()
@ -78,22 +67,12 @@ func (a *myInboundAdapter) loopUDPOOBIn() {
return
}
buffer.Truncate(n)
var metadata adapter.InboundContext
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundOptions = a.listenOptions.InboundOptions
metadata.Source = M.SocksaddrFromNetIP(addr).Unwrap()
metadata.OriginDestination = a.udpAddr
err = a.oobPacketHandler.NewPacket(a.ctx, packetService, buffer, oob[:oobN], metadata)
if err != nil {
a.newError(E.Cause(err, "process packet from ", metadata.Source))
}
a.oobPacketHandler.NewPacketEx(buffer, oob[:oobN], M.SocksaddrFromNetIP(addr).Unwrap())
}
}
func (a *myInboundAdapter) loopUDPInThreadSafe() {
defer close(a.packetOutboundClosed)
packetService := (*myInboundPacketAdapter)(a)
for {
buffer := buf.NewPacket()
n, addr, err := a.udpConn.ReadFromUDPAddrPort(buffer.FreeBytes())
@ -102,23 +81,12 @@ func (a *myInboundAdapter) loopUDPInThreadSafe() {
return
}
buffer.Truncate(n)
var metadata adapter.InboundContext
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundOptions = a.listenOptions.InboundOptions
metadata.Source = M.SocksaddrFromNetIP(addr).Unwrap()
metadata.OriginDestination = a.udpAddr
err = a.packetHandler.NewPacket(a.ctx, packetService, buffer, metadata)
if err != nil {
buffer.Release()
a.newError(E.Cause(err, "process packet from ", metadata.Source))
}
a.packetHandler.NewPacketEx(buffer, M.SocksaddrFromNetIP(addr).Unwrap())
}
}
func (a *myInboundAdapter) loopUDPOOBInThreadSafe() {
defer close(a.packetOutboundClosed)
packetService := (*myInboundPacketAdapter)(a)
oob := make([]byte, 1024)
for {
buffer := buf.NewPacket()
@ -128,17 +96,7 @@ func (a *myInboundAdapter) loopUDPOOBInThreadSafe() {
return
}
buffer.Truncate(n)
var metadata adapter.InboundContext
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundOptions = a.listenOptions.InboundOptions
metadata.Source = M.SocksaddrFromNetIP(addr).Unwrap()
metadata.OriginDestination = a.udpAddr
err = a.oobPacketHandler.NewPacket(a.ctx, packetService, buffer, oob[:oobN], metadata)
if err != nil {
buffer.Release()
a.newError(E.Cause(err, "process packet from ", metadata.Source))
}
a.oobPacketHandler.NewPacketEx(buffer, oob[:oobN], M.SocksaddrFromNetIP(addr).Unwrap())
}
}
@ -148,7 +106,7 @@ func (a *myInboundAdapter) loopUDPOut() {
case packet := <-a.packetOutbound:
err := a.writePacket(packet.buffer, packet.destination)
if err != nil && !E.IsClosed(err) {
a.newError(E.New("write back udp: ", err))
a.logger.Error(E.New("write back udp: ", err))
}
continue
case <-a.packetOutboundClosed:
@ -164,15 +122,36 @@ func (a *myInboundAdapter) loopUDPOut() {
}
}
func (a *myInboundAdapter) packetConn() N.PacketConn {
return (*myInboundPacketAdapter)(a)
}
func (a *myInboundAdapter) createPacketMetadata(conn N.PacketConn, metadata adapter.InboundContext) adapter.InboundContext {
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundDetour = a.listenOptions.Detour
metadata.InboundOptions = a.listenOptions.InboundOptions
if !metadata.Destination.IsValid() {
metadata.Destination = M.SocksaddrFromNet(conn.LocalAddr()).Unwrap()
}
metadata.OriginDestination = a.udpAddr
return metadata
}
func (a *myInboundAdapter) createPacketMetadataEx(source M.Socksaddr, destination M.Socksaddr) adapter.InboundContext {
var metadata adapter.InboundContext
metadata.Inbound = a.tag
metadata.InboundType = a.protocol
metadata.InboundDetour = a.listenOptions.Detour
metadata.InboundOptions = a.listenOptions.InboundOptions
metadata.Source = source
metadata.Destination = destination
metadata.OriginDestination = a.udpAddr
return metadata
}
func (a *myInboundAdapter) writePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
defer buffer.Release()
if destination.IsFqdn() {
udpAddr, err := net.ResolveUDPAddr(N.NetworkUDP, destination.String())
if err != nil {
return err
}
return common.Error(a.udpConn.WriteTo(buffer.Bytes(), udpAddr))
}
return common.Error(a.udpConn.WriteToUDPAddrPort(buffer.Bytes(), destination.AddrPort()))
}

49
inbound/direct.go
View file

@ -3,7 +3,6 @@ package inbound
import (
"context"
"net"
"net/netip"
"time"
"github.com/sagernet/sing-box/adapter"
@ -13,14 +12,14 @@ import (
"github.com/sagernet/sing/common/buf"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/udpnat"
"github.com/sagernet/sing/common/udpnat2"
)
var _ adapter.Inbound = (*Direct)(nil)
type Direct struct {
myInboundAdapter
udpNat *udpnat.Service[netip.AddrPort]
udpNat *udpnat.Service
overrideOption int
overrideDestination M.Socksaddr
}
@ -54,10 +53,9 @@ func NewDirect(ctx context.Context, router adapter.Router, logger log.ContextLog
} else {
udpTimeout = C.UDPTimeout
}
inbound.udpNat = udpnat.New[netip.AddrPort](int64(udpTimeout.Seconds()), adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))
inbound.udpNat = udpnat.New(inbound, inbound.preparePacketConnection, udpTimeout)
inbound.connHandler = inbound
inbound.packetHandler = inbound
inbound.packetUpstream = inbound.udpNat
return inbound
}
@ -76,29 +74,38 @@ func (d *Direct) NewConnection(ctx context.Context, conn net.Conn, metadata adap
return d.router.RouteConnection(ctx, conn, metadata)
}
func (d *Direct) NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata adapter.InboundContext) error {
func (d *Direct) NewPacketEx(buffer *buf.Buffer, source M.Socksaddr) {
var destination M.Socksaddr
switch d.overrideOption {
case 1:
metadata.Destination = d.overrideDestination
destination = d.overrideDestination
case 2:
destination := d.overrideDestination
destination.Port = metadata.Destination.Port
metadata.Destination = destination
destination = d.overrideDestination
destination.Port = source.Port
case 3:
metadata.Destination.Port = d.overrideDestination.Port
destination = source
destination.Port = d.overrideDestination.Port
}
d.udpNat.NewContextPacket(ctx, metadata.Source.AddrPort(), buffer, adapter.UpstreamMetadata(metadata), func(natConn N.PacketConn) (context.Context, N.PacketWriter) {
return adapter.WithContext(log.ContextWithNewID(ctx), &metadata), &udpnat.DirectBackWriter{Source: conn, Nat: natConn}
})
return nil
d.udpNat.NewPacket([][]byte{buffer.Bytes()}, source, destination, nil)
}
func (d *Direct) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return d.router.RouteConnection(ctx, conn, metadata)
func (d *Direct) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
d.newConnectionEx(ctx, conn, metadata, onClose)
}
func (d *Direct) newPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
ctx = log.ContextWithNewID(ctx)
d.logger.InfoContext(ctx, "inbound packet connection from ", metadata.Source)
return d.router.RoutePacketConnection(ctx, conn, metadata)
func (d *Direct) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
d.newPacketConnectionEx(ctx, conn, d.createPacketMetadataEx(source, destination), onClose)
}
func (d *Direct) preparePacketConnection(source M.Socksaddr, destination M.Socksaddr, userData any) (bool, context.Context, N.PacketWriter, N.CloseHandlerFunc) {
return true, d.ctx, &directPacketWriter{d.packetConn(), source}, nil
}
type directPacketWriter struct {
writer N.PacketWriter
source M.Socksaddr
}
func (w *directPacketWriter) WritePacket(buffer *buf.Buffer, addr M.Socksaddr) error {
return w.writer.WritePacket(buffer, w.source)
}

37
inbound/http.go
View file

@ -4,7 +4,6 @@ import (
std_bufio "bufio"
"context"
"net"
"os"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/tls"
@ -21,7 +20,7 @@ import (
var (
_ adapter.Inbound = (*HTTP)(nil)
_ adapter.InjectableInbound = (*HTTP)(nil)
_ adapter.TCPInjectableInbound = (*HTTP)(nil)
)
type HTTP struct {
@ -72,7 +71,15 @@ func (h *HTTP) Close() error {
)
}
func (h *HTTP) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
func (h *HTTP) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.newConnection(ctx, conn, metadata, onClose)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *HTTP) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) error {
var err error
if h.tlsConfig != nil {
conn, err = tls.ServerHandshake(ctx, conn, h.tlsConfig)
@ -80,35 +87,33 @@ func (h *HTTP) NewConnection(ctx context.Context, conn net.Conn, metadata adapte
return err
}
}
return http.HandleConnection(ctx, conn, std_bufio.NewReader(conn), h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
return http.HandleConnectionEx(ctx, conn, std_bufio.NewReader(conn), h.authenticator, nil, h.upstreamUserHandlerEx(metadata), metadata.Source, onClose)
}
func (h *HTTP) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (a *myInboundAdapter) upstreamUserHandlerEx(metadata adapter.InboundContext) adapter.UpstreamHandlerAdapterEx {
return adapter.NewUpstreamHandlerEx(metadata, a.newUserConnection, a.streamUserPacketConnection)
}
func (a *myInboundAdapter) upstreamUserHandler(metadata adapter.InboundContext) adapter.UpstreamHandlerAdapter {
return adapter.NewUpstreamHandler(metadata, a.newUserConnection, a.streamUserPacketConnection, a)
}
func (a *myInboundAdapter) newUserConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
func (a *myInboundAdapter) newUserConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
user, loaded := auth.UserFromContext[string](ctx)
if !loaded {
a.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
return a.router.RouteConnection(ctx, conn, metadata)
a.router.RouteConnectionEx(ctx, conn, metadata, onClose)
return
}
metadata.User = user
a.logger.InfoContext(ctx, "[", user, "] inbound connection to ", metadata.Destination)
return a.router.RouteConnection(ctx, conn, metadata)
a.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (a *myInboundAdapter) streamUserPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
func (a *myInboundAdapter) streamUserPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
user, loaded := auth.UserFromContext[string](ctx)
if !loaded {
a.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
return a.router.RoutePacketConnection(ctx, conn, metadata)
a.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
return
}
metadata.User = user
a.logger.InfoContext(ctx, "[", user, "] inbound packet connection to ", metadata.Destination)
return a.router.RoutePacketConnection(ctx, conn, metadata)
a.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}

32
inbound/mixed.go
View file

@ -4,7 +4,6 @@ import (
std_bufio "bufio"
"context"
"net"
"os"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/uot"
@ -12,6 +11,7 @@ import (
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common/auth"
E "github.com/sagernet/sing/common/exceptions"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/protocol/http"
"github.com/sagernet/sing/protocol/socks"
@ -21,7 +21,7 @@ import (
var (
_ adapter.Inbound = (*Mixed)(nil)
_ adapter.InjectableInbound = (*Mixed)(nil)
_ adapter.TCPInjectableInbound = (*Mixed)(nil)
)
type Mixed struct {
@ -47,20 +47,24 @@ func NewMixed(ctx context.Context, router adapter.Router, logger log.ContextLogg
return inbound
}
func (h *Mixed) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
reader := std_bufio.NewReader(conn)
headerBytes, err := reader.Peek(1)
func (h *Mixed) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.newConnection(ctx, conn, metadata, onClose)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
return err
}
switch headerBytes[0] {
case socks4.Version, socks5.Version:
return socks.HandleConnection0(ctx, conn, reader, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
default:
return http.HandleConnection(ctx, conn, reader, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *Mixed) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *Mixed) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) error {
reader := std_bufio.NewReader(conn)
headerBytes, err := reader.Peek(1)
if err != nil {
return E.Cause(err, "peek first byte")
}
switch headerBytes[0] {
case socks4.Version, socks5.Version:
return socks.HandleConnectionEx(ctx, conn, reader, h.authenticator, nil, h.upstreamUserHandlerEx(metadata), metadata.Source, metadata.Destination, onClose)
default:
return http.HandleConnectionEx(ctx, conn, reader, h.authenticator, nil, h.upstreamUserHandlerEx(metadata), metadata.Source, onClose)
}
}

24
inbound/naive.go
View file

@ -17,6 +17,7 @@ import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-box/transport/v2rayhttp"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/auth"
"github.com/sagernet/sing/common/buf"
@ -164,13 +165,13 @@ func (n *Naive) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
n.badRequest(ctx, request, E.New("hijack failed"))
return
}
n.newConnection(ctx, &naiveH1Conn{Conn: conn}, userName, source, destination)
n.newConnection(ctx, false, &naiveH1Conn{Conn: conn}, userName, source, destination)
} else {
n.newConnection(ctx, &naiveH2Conn{reader: request.Body, writer: writer, flusher: writer.(http.Flusher)}, userName, source, destination)
n.newConnection(ctx, true, &naiveH2Conn{reader: request.Body, writer: writer, flusher: writer.(http.Flusher)}, userName, source, destination)
}
}
func (n *Naive) newConnection(ctx context.Context, conn net.Conn, userName string, source, destination M.Socksaddr) {
func (n *Naive) newConnection(ctx context.Context, waitForClose bool, conn net.Conn, userName string, source M.Socksaddr, destination M.Socksaddr) {
if userName != "" {
n.logger.InfoContext(ctx, "[", userName, "] inbound connection from ", source)
n.logger.InfoContext(ctx, "[", userName, "] inbound connection to ", destination)
@ -178,19 +179,26 @@ func (n *Naive) newConnection(ctx context.Context, conn net.Conn, userName strin
n.logger.InfoContext(ctx, "inbound connection from ", source)
n.logger.InfoContext(ctx, "inbound connection to ", destination)
}
hErr := n.router.RouteConnection(ctx, conn, n.createMetadata(conn, adapter.InboundContext{
metadata := n.createMetadata(conn, adapter.InboundContext{
Source: source,
Destination: destination,
User: userName,
})
if !waitForClose {
n.router.RouteConnectionEx(ctx, conn, metadata, nil)
} else {
done := make(chan struct{})
wrapper := v2rayhttp.NewHTTP2Wrapper(conn)
n.router.RouteConnectionEx(ctx, conn, metadata, N.OnceClose(func(it error) {
close(done)
}))
if hErr != nil {
conn.Close()
n.NewError(ctx, E.Cause(hErr, "process connection from ", source))
<-done
wrapper.CloseWrapper()
}
}
func (n *Naive) badRequest(ctx context.Context, request *http.Request, err error) {
n.NewError(ctx, E.Cause(err, "process connection from ", request.RemoteAddr))
n.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", request.RemoteAddr))
}
func rejectHTTP(writer http.ResponseWriter, statusCode int) {

9
inbound/redirect.go
View file

@ -9,7 +9,6 @@ import (
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
@ -34,11 +33,13 @@ func NewRedirect(ctx context.Context, router adapter.Router, logger log.ContextL
return redirect
}
func (r *Redirect) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
func (r *Redirect) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
destination, err := redir.GetOriginalDestination(conn)
if err != nil {
return E.Cause(err, "get redirect destination")
conn.Close()
r.logger.ErrorContext(ctx, "process connection from ", conn.RemoteAddr(), ": get redirect destination: ", err)
return
}
metadata.Destination = M.SocksaddrFromNetIP(destination)
return r.newConnection(ctx, conn, metadata)
r.newConnectionEx(ctx, conn, metadata, onClose)
}

37
inbound/shadowsocks.go
View file

@ -3,7 +3,6 @@ package inbound
import (
"context"
"net"
"os"
"time"
"github.com/sagernet/sing-box/adapter"
@ -18,6 +17,7 @@ import (
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/ntp"
)
@ -37,7 +37,7 @@ func NewShadowsocks(ctx context.Context, router adapter.Router, logger log.Conte
var (
_ adapter.Inbound = (*Shadowsocks)(nil)
_ adapter.InjectableInbound = (*Shadowsocks)(nil)
_ adapter.TCPInjectableInbound = (*Shadowsocks)(nil)
)
type Shadowsocks struct {
@ -74,11 +74,11 @@ func newShadowsocks(ctx context.Context, router adapter.Router, logger log.Conte
}
switch {
case options.Method == shadowsocks.MethodNone:
inbound.service = shadowsocks.NewNoneService(int64(udpTimeout.Seconds()), inbound.upstreamContextHandler())
inbound.service = shadowsocks.NewNoneService(int64(udpTimeout.Seconds()), adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound))
case common.Contains(shadowaead.List, options.Method):
inbound.service, err = shadowaead.NewService(options.Method, nil, options.Password, int64(udpTimeout.Seconds()), inbound.upstreamContextHandler())
inbound.service, err = shadowaead.NewService(options.Method, nil, options.Password, int64(udpTimeout.Seconds()), adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound))
case common.Contains(shadowaead_2022.List, options.Method):
inbound.service, err = shadowaead_2022.NewServiceWithPassword(options.Method, options.Password, int64(udpTimeout.Seconds()), inbound.upstreamContextHandler(), ntp.TimeFuncFromContext(ctx))
inbound.service, err = shadowaead_2022.NewServiceWithPassword(options.Method, options.Password, int64(udpTimeout.Seconds()), adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound), ntp.TimeFuncFromContext(ctx))
default:
err = E.New("unsupported method: ", options.Method)
}
@ -86,14 +86,29 @@ func newShadowsocks(ctx context.Context, router adapter.Router, logger log.Conte
return inbound, err
}
func (h *Shadowsocks) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
func (h *Shadowsocks) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.service.NewConnection(ctx, conn, adapter.UpstreamMetadata(metadata))
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *Shadowsocks) NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata adapter.InboundContext) error {
return h.service.NewPacket(adapter.WithContext(ctx, &metadata), conn, buffer, adapter.UpstreamMetadata(metadata))
func (h *Shadowsocks) NewPacketEx(buffer *buf.Buffer, source M.Socksaddr) {
err := h.service.NewPacket(h.ctx, h.packetConn(), buffer, M.Metadata{Source: source})
if err != nil {
h.logger.Error(E.Cause(err, "process packet from ", source))
}
}
func (h *Shadowsocks) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *Shadowsocks) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
h.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
return h.router.RouteConnection(ctx, conn, h.createMetadata(conn, metadata))
}
func (h *Shadowsocks) newPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
ctx = log.ContextWithNewID(ctx)
h.logger.InfoContext(ctx, "inbound packet connection from ", metadata.Source)
h.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
return h.router.RoutePacketConnection(ctx, conn, h.createPacketMetadata(conn, metadata))
}

31
inbound/shadowsocks_multi.go
View file

@ -20,13 +20,14 @@ import (
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/ntp"
)
var (
_ adapter.Inbound = (*ShadowsocksMulti)(nil)
_ adapter.InjectableInbound = (*ShadowsocksMulti)(nil)
_ adapter.TCPInjectableInbound = (*ShadowsocksMulti)(nil)
)
type ShadowsocksMulti struct {
@ -66,14 +67,15 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
options.Method,
options.Password,
int64(udpTimeout.Seconds()),
adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound),
adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound),
ntp.TimeFuncFromContext(ctx),
)
} else if common.Contains(shadowaead.List, options.Method) {
service, err = shadowaead.NewMultiService[int](
options.Method,
int64(udpTimeout.Seconds()),
adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound))
adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound),
)
} else {
return nil, E.New("unsupported method: " + options.Method)
}
@ -94,16 +96,19 @@ func newShadowsocksMulti(ctx context.Context, router adapter.Router, logger log.
return inbound, err
}
func (h *ShadowsocksMulti) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
func (h *ShadowsocksMulti) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.service.NewConnection(ctx, conn, adapter.UpstreamMetadata(metadata))
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *ShadowsocksMulti) NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata adapter.InboundContext) error {
return h.service.NewPacket(adapter.WithContext(ctx, &metadata), conn, buffer, adapter.UpstreamMetadata(metadata))
}
func (h *ShadowsocksMulti) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *ShadowsocksMulti) NewPacketEx(buffer *buf.Buffer, source M.Socksaddr) {
err := h.service.NewPacket(h.ctx, h.packetConn(), buffer, M.Metadata{Source: source})
if err != nil {
h.logger.Error(E.Cause(err, "process packet from ", source))
}
}
func (h *ShadowsocksMulti) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
@ -118,7 +123,7 @@ func (h *ShadowsocksMulti) newConnection(ctx context.Context, conn net.Conn, met
metadata.User = user
}
h.logger.InfoContext(ctx, "[", user, "] inbound connection to ", metadata.Destination)
return h.router.RouteConnection(ctx, conn, metadata)
return h.router.RouteConnection(ctx, conn, h.createMetadata(conn, metadata))
}
func (h *ShadowsocksMulti) newPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
@ -135,5 +140,5 @@ func (h *ShadowsocksMulti) newPacketConnection(ctx context.Context, conn N.Packe
ctx = log.ContextWithNewID(ctx)
h.logger.InfoContext(ctx, "[", user, "] inbound packet connection from ", metadata.Source)
h.logger.InfoContext(ctx, "[", user, "] inbound packet connection to ", metadata.Destination)
return h.router.RoutePacketConnection(ctx, conn, metadata)
return h.router.RoutePacketConnection(ctx, conn, h.createPacketMetadata(conn, metadata))
}

29
inbound/shadowsocks_relay.go
View file

@ -16,13 +16,15 @@ import (
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/auth"
"github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
var (
_ adapter.Inbound = (*ShadowsocksRelay)(nil)
_ adapter.InjectableInbound = (*ShadowsocksRelay)(nil)
_ adapter.TCPInjectableInbound = (*ShadowsocksRelay)(nil)
)
type ShadowsocksRelay struct {
@ -61,7 +63,7 @@ func newShadowsocksRelay(ctx context.Context, router adapter.Router, logger log.
options.Method,
options.Password,
int64(udpTimeout.Seconds()),
adapter.NewUpstreamContextHandler(inbound.newConnection, inbound.newPacketConnection, inbound),
adapter.NewUpstreamHandler(adapter.InboundContext{}, inbound.newConnection, inbound.newPacketConnection, inbound),
)
if err != nil {
return nil, err
@ -79,16 +81,19 @@ func newShadowsocksRelay(ctx context.Context, router adapter.Router, logger log.
return inbound, err
}
func (h *ShadowsocksRelay) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
func (h *ShadowsocksRelay) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.service.NewConnection(ctx, conn, adapter.UpstreamMetadata(metadata))
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *ShadowsocksRelay) NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, metadata adapter.InboundContext) error {
return h.service.NewPacket(adapter.WithContext(ctx, &metadata), conn, buffer, adapter.UpstreamMetadata(metadata))
}
func (h *ShadowsocksRelay) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *ShadowsocksRelay) NewPacketEx(buffer *buf.Buffer, source M.Socksaddr) {
err := h.service.NewPacket(h.ctx, h.packetConn(), buffer, M.Metadata{Source: source})
if err != nil {
h.logger.Error(E.Cause(err, "process packet from ", source))
}
}
func (h *ShadowsocksRelay) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
@ -103,7 +108,7 @@ func (h *ShadowsocksRelay) newConnection(ctx context.Context, conn net.Conn, met
metadata.User = destination
}
h.logger.InfoContext(ctx, "[", destination, "] inbound connection to ", metadata.Destination)
return h.router.RouteConnection(ctx, conn, metadata)
return h.router.RouteConnection(ctx, conn, h.createMetadata(conn, metadata))
}
func (h *ShadowsocksRelay) newPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
@ -120,5 +125,5 @@ func (h *ShadowsocksRelay) newPacketConnection(ctx context.Context, conn N.Packe
ctx = log.ContextWithNewID(ctx)
h.logger.InfoContext(ctx, "[", destination, "] inbound packet connection from ", metadata.Source)
h.logger.InfoContext(ctx, "[", destination, "] inbound packet connection to ", metadata.Destination)
return h.router.RoutePacketConnection(ctx, conn, metadata)
return h.router.RoutePacketConnection(ctx, conn, h.createPacketMetadata(conn, metadata))
}

9
inbound/shadowtls.go
View file

@ -12,6 +12,7 @@ import (
"github.com/sagernet/sing-shadowtls"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/auth"
E "github.com/sagernet/sing/common/exceptions"
N "github.com/sagernet/sing/common/network"
)
@ -91,3 +92,11 @@ func (h *ShadowTLS) newConnection(ctx context.Context, conn net.Conn, metadata a
}
return h.router.RouteConnection(ctx, conn, metadata)
}
func (h *ShadowTLS) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.NewConnection(ctx, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}

17
inbound/socks.go
View file

@ -1,9 +1,9 @@
package inbound
import (
std_bufio "bufio"
"context"
"net"
"os"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/uot"
@ -11,13 +11,14 @@ import (
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common/auth"
E "github.com/sagernet/sing/common/exceptions"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/protocol/socks"
)
var (
_ adapter.Inbound = (*Socks)(nil)
_ adapter.InjectableInbound = (*Socks)(nil)
_ adapter.TCPInjectableInbound = (*Socks)(nil)
)
type Socks struct {
@ -42,10 +43,10 @@ func NewSocks(ctx context.Context, router adapter.Router, logger log.ContextLogg
return inbound
}
func (h *Socks) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return socks.HandleConnection(ctx, conn, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
}
func (h *Socks) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *Socks) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := socks.HandleConnectionEx(ctx, conn, std_bufio.NewReader(conn), h.authenticator, nil, h.upstreamUserHandlerEx(metadata), metadata.Source, metadata.Destination, onClose)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}

43
inbound/tproxy.go
View file

@ -18,12 +18,12 @@ import (
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/udpnat"
"github.com/sagernet/sing/common/udpnat2"
)
type TProxy struct {
myInboundAdapter
udpNat *udpnat.Service[netip.AddrPort]
udpNat *udpnat.Service
}
func NewTProxy(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TProxyInboundOptions) *TProxy {
@ -46,8 +46,7 @@ func NewTProxy(ctx context.Context, router adapter.Router, logger log.ContextLog
}
tproxy.connHandler = tproxy
tproxy.oobPacketHandler = tproxy
tproxy.udpNat = udpnat.New[netip.AddrPort](int64(udpTimeout.Seconds()), tproxy.upstreamContextHandler())
tproxy.packetUpstream = tproxy.udpNat
tproxy.udpNat = udpnat.New(tproxy, tproxy.preparePacketConnection, udpTimeout)
return tproxy
}
@ -75,35 +74,43 @@ func (t *TProxy) Start() error {
return nil
}
func (t *TProxy) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
func (t *TProxy) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
metadata.Destination = M.SocksaddrFromNet(conn.LocalAddr()).Unwrap()
return t.newConnection(ctx, conn, metadata)
t.newConnectionEx(ctx, conn, metadata, onClose)
}
func (t *TProxy) NewPacket(ctx context.Context, conn N.PacketConn, buffer *buf.Buffer, oob []byte, metadata adapter.InboundContext) error {
func (t *TProxy) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
t.newPacketConnectionEx(ctx, conn, t.createPacketMetadataEx(source, destination), onClose)
}
func (t *TProxy) NewPacketEx(buffer *buf.Buffer, oob []byte, source M.Socksaddr) {
destination, err := redir.GetOriginalDestinationFromOOB(oob)
if err != nil {
return E.Cause(err, "get tproxy destination")
t.logger.Warn("process packet from ", source, ": get tproxy destination: ", err)
return
}
metadata.Destination = M.SocksaddrFromNetIP(destination).Unwrap()
t.udpNat.NewContextPacket(ctx, metadata.Source.AddrPort(), buffer, adapter.UpstreamMetadata(metadata), func(natConn N.PacketConn) (context.Context, N.PacketWriter) {
return adapter.WithContext(log.ContextWithNewID(ctx), &metadata), &tproxyPacketWriter{ctx: ctx, source: natConn, destination: metadata.Destination}
})
return nil
t.udpNat.NewPacket([][]byte{buffer.Bytes()}, source, M.SocksaddrFromNetIP(destination), nil)
}
type tproxyPacketWriter struct {
ctx context.Context
source N.PacketConn
source netip.AddrPort
destination M.Socksaddr
conn *net.UDPConn
}
func (t *TProxy) preparePacketConnection(source M.Socksaddr, destination M.Socksaddr, userData any) (bool, context.Context, N.PacketWriter, N.CloseHandlerFunc) {
writer := &tproxyPacketWriter{ctx: t.ctx, source: source.AddrPort(), destination: destination}
return true, t.ctx, writer, func(it error) {
common.Close(common.PtrOrNil(writer.conn))
}
}
func (w *tproxyPacketWriter) WritePacket(buffer *buf.Buffer, destination M.Socksaddr) error {
defer buffer.Release()
conn := w.conn
if w.destination == destination && conn != nil {
_, err := conn.WriteToUDPAddrPort(buffer.Bytes(), M.AddrPortFromNet(w.source.LocalAddr()))
_, err := conn.WriteToUDPAddrPort(buffer.Bytes(), w.source)
if err != nil {
w.conn = nil
}
@ -122,9 +129,5 @@ func (w *tproxyPacketWriter) WritePacket(buffer *buf.Buffer, destination M.Socks
} else {
defer udpConn.Close()
}
return common.Error(udpConn.WriteToUDPAddrPort(buffer.Bytes(), M.AddrPortFromNet(w.source.LocalAddr())))
}
func (w *tproxyPacketWriter) Close() error {
return common.Close(common.PtrOrNil(w.conn))
return common.Error(udpConn.WriteToUDPAddrPort(buffer.Bytes(), w.source))
}

10
inbound/trojan.go
View file

@ -23,7 +23,7 @@ import (
var (
_ adapter.Inbound = (*Trojan)(nil)
_ adapter.InjectableInbound = (*Trojan)(nil)
_ adapter.TCPInjectableInbound = (*Trojan)(nil)
)
type Trojan struct {
@ -165,8 +165,12 @@ func (h *Trojan) NewConnection(ctx context.Context, conn net.Conn, metadata adap
return h.service.NewConnection(adapter.WithContext(ctx, &metadata), conn, adapter.UpstreamMetadata(metadata))
}
func (h *Trojan) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *Trojan) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.NewConnection(ctx, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *Trojan) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {

89
inbound/tun.go
View file

@ -27,17 +27,18 @@ import (
"go4.org/netipx"
)
var _ adapter.Inbound = (*Tun)(nil)
var _ adapter.Inbound = (*TUN)(nil)
type Tun struct {
type TUN struct {
tag string
ctx context.Context
router adapter.Router
logger log.ContextLogger
// Deprecated
inboundOptions option.InboundOptions
tunOptions tun.Options
endpointIndependentNat bool
udpTimeout int64
udpTimeout time.Duration
stack string
tunIf tun.Tun
tunStack tun.Stack
@ -52,7 +53,7 @@ type Tun struct {
routeExcludeAddressSet []*netipx.IPSet
}
func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TunInboundOptions, platformInterface platform.Interface) (*Tun, error) {
func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TunInboundOptions, platformInterface platform.Interface) (*TUN, error) {
address := options.Address
//nolint:staticcheck
//goland:noinspection GoDeprecation
@ -150,7 +151,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
outputMark = tun.DefaultAutoRedirectOutputMark
}
inbound := &Tun{
inbound := &TUN{
tag: tag,
ctx: ctx,
router: router,
@ -182,7 +183,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
InterfaceMonitor: router.InterfaceMonitor(),
},
endpointIndependentNat: options.EndpointIndependentNat,
udpTimeout: int64(udpTimeout.Seconds()),
udpTimeout: udpTimeout,
stack: options.Stack,
platformInterface: platformInterface,
platformOptions: common.PtrValueOrDefault(options.Platform),
@ -195,7 +196,7 @@ func NewTun(ctx context.Context, router adapter.Router, logger log.ContextLogger
inbound.autoRedirect, err = tun.NewAutoRedirect(tun.AutoRedirectOptions{
TunOptions: &inbound.tunOptions,
Context: ctx,
Handler: inbound,
Handler: (*autoRedirectHandler)(inbound),
Logger: logger,
NetworkMonitor: router.NetworkMonitor(),
InterfaceFinder: router.InterfaceFinder(),
@ -271,17 +272,17 @@ func parseRange(uidRanges []ranges.Range[uint32], rangeList []string) ([]ranges.
return uidRanges, nil
}
func (t *Tun) Type() string {
func (t *TUN) Type() string {
return C.TypeTun
}
func (t *Tun) Tag() string {
func (t *TUN) Tag() string {
return t.tag
}
func (t *Tun) Start() error {
func (t *TUN) Start() error {
if C.IsAndroid && t.platformInterface == nil {
t.tunOptions.BuildAndroidRules(t.router.PackageManager(), t)
t.tunOptions.BuildAndroidRules(t.router.PackageManager())
}
if t.tunOptions.Name == "" {
t.tunOptions.Name = tun.CalculateInterfaceName("")
@ -337,7 +338,7 @@ func (t *Tun) Start() error {
return nil
}
func (t *Tun) PostStart() error {
func (t *TUN) PostStart() error {
monitor := taskmonitor.New(t.logger, C.StartTimeout)
if t.autoRedirect != nil {
t.routeAddressSet = common.FlatMap(t.routeRuleSet, adapter.RuleSet.ExtractIPSet)
@ -376,7 +377,7 @@ func (t *Tun) PostStart() error {
return nil
}
func (t *Tun) updateRouteAddressSet(it adapter.RuleSet) {
func (t *TUN) updateRouteAddressSet(it adapter.RuleSet) {
t.routeAddressSet = common.FlatMap(t.routeRuleSet, adapter.RuleSet.ExtractIPSet)
t.routeExcludeAddressSet = common.FlatMap(t.routeExcludeRuleSet, adapter.RuleSet.ExtractIPSet)
t.autoRedirect.UpdateRouteAddressSet()
@ -384,7 +385,7 @@ func (t *Tun) updateRouteAddressSet(it adapter.RuleSet) {
t.routeExcludeAddressSet = nil
}
func (t *Tun) Close() error {
func (t *TUN) Close() error {
return common.Close(
t.tunStack,
t.tunIf,
@ -392,44 +393,48 @@ func (t *Tun) Close() error {
)
}
func (t *Tun) NewConnection(ctx context.Context, conn net.Conn, upstreamMetadata M.Metadata) error {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = upstreamMetadata.Source
metadata.Destination = upstreamMetadata.Destination
metadata.InboundOptions = t.inboundOptions
if upstreamMetadata.Protocol != "" {
t.logger.InfoContext(ctx, "inbound ", upstreamMetadata.Protocol, " connection from ", metadata.Source)
} else {
t.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
}
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
err := t.router.RouteConnection(ctx, conn, metadata)
if err != nil {
t.NewError(ctx, err)
}
func (t *TUN) PrepareConnection(source M.Socksaddr, destination M.Socksaddr) error {
// TODO: implement rejects
return nil
}
func (t *Tun) NewPacketConnection(ctx context.Context, conn N.PacketConn, upstreamMetadata M.Metadata) error {
func (t *TUN) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = upstreamMetadata.Source
metadata.Destination = upstreamMetadata.Destination
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
t.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}
func (t *TUN) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound packet connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound packet connection to ", metadata.Destination)
err := t.router.RoutePacketConnection(ctx, conn, metadata)
if err != nil {
t.NewError(ctx, err)
}
return nil
t.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
}
func (t *Tun) NewError(ctx context.Context, err error) {
NewError(t.logger, ctx, err)
type autoRedirectHandler TUN
func (t *autoRedirectHandler) NewConnectionEx(ctx context.Context, conn net.Conn, source M.Socksaddr, destination M.Socksaddr, onClose N.CloseHandlerFunc) {
ctx = log.ContextWithNewID(ctx)
var metadata adapter.InboundContext
metadata.Inbound = t.tag
metadata.InboundType = C.TypeTun
metadata.Source = source
metadata.Destination = destination
metadata.InboundOptions = t.inboundOptions
t.logger.InfoContext(ctx, "inbound redirect connection from ", metadata.Source)
t.logger.InfoContext(ctx, "inbound connection to ", metadata.Destination)
t.router.RouteConnectionEx(ctx, conn, metadata, onClose)
}

10
inbound/vless.go
View file

@ -26,7 +26,7 @@ import (
var (
_ adapter.Inbound = (*VLESS)(nil)
_ adapter.InjectableInbound = (*VLESS)(nil)
_ adapter.TCPInjectableInbound = (*VLESS)(nil)
)
type VLESS struct {
@ -144,8 +144,12 @@ func (h *VLESS) NewConnection(ctx context.Context, conn net.Conn, metadata adapt
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
}
func (h *VLESS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *VLESS) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.NewConnection(ctx, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *VLESS) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {

10
inbound/vmess.go
View file

@ -26,7 +26,7 @@ import (
var (
_ adapter.Inbound = (*VMess)(nil)
_ adapter.InjectableInbound = (*VMess)(nil)
_ adapter.TCPInjectableInbound = (*VMess)(nil)
)
type VMess struct {
@ -158,8 +158,12 @@ func (h *VMess) NewConnection(ctx context.Context, conn net.Conn, metadata adapt
return h.service.NewConnection(adapter.WithContext(log.ContextWithNewID(ctx), &metadata), conn, adapter.UpstreamMetadata(metadata))
}
func (h *VMess) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
func (h *VMess) NewConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := h.NewConnection(ctx, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
h.logger.ErrorContext(ctx, E.Cause(err, "process connection from ", metadata.Source))
}
}
func (h *VMess) newConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {

1
option/inbound.go
View file

@ -98,6 +98,7 @@ func (h *Inbound) UnmarshalJSON(bytes []byte) error {
return nil
}
// Deprecated: Use rule action instead
type InboundOptions struct {
SniffEnabled bool `json:"sniff,omitempty"`
SniffOverrideDestination bool `json:"sniff_override_destination,omitempty"`

42
option/rule.go
View file

@ -64,7 +64,7 @@ func (r Rule) IsValid() bool {
}
}
type _DefaultRule struct {
type RawDefaultRule struct {
Inbound Listable[string] `json:"inbound,omitempty"`
IPVersion int `json:"ip_version,omitempty"`
Network Listable[string] `json:"network,omitempty"`
@ -98,16 +98,22 @@ type _DefaultRule struct {
RuleSet Listable[string] `json:"rule_set,omitempty"`
RuleSetIPCIDRMatchSource bool `json:"rule_set_ip_cidr_match_source,omitempty"`
Invert bool `json:"invert,omitempty"`
Outbound string `json:"outbound,omitempty"`
// Deprecated: renamed to rule_set_ip_cidr_match_source
Deprecated_RulesetIPCIDRMatchSource bool `json:"rule_set_ipcidr_match_source,omitempty"`
}
type DefaultRule _DefaultRule
type DefaultRule struct {
RawDefaultRule
RuleAction
}
func (r *DefaultRule) UnmarshalJSON(bytes []byte) error {
err := json.Unmarshal(bytes, (*_DefaultRule)(r))
func (r *DefaultRule) MarshalJSON() ([]byte, error) {
return MarshallObjects(r.RawDefaultRule, r.RuleAction)
}
func (r *DefaultRule) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &r.RawDefaultRule)
if err != nil {
return err
}
@ -117,23 +123,39 @@ func (r *DefaultRule) UnmarshalJSON(bytes []byte) error {
r.Deprecated_RulesetIPCIDRMatchSource = false
r.RuleSetIPCIDRMatchSource = true
}
return nil
return UnmarshallExcluded(data, &r.RawDefaultRule, &r.RuleAction)
}
func (r *DefaultRule) IsValid() bool {
var defaultValue DefaultRule
defaultValue.Invert = r.Invert
defaultValue.Outbound = r.Outbound
defaultValue.Action = r.Action
return !reflect.DeepEqual(r, defaultValue)
}
type LogicalRule struct {
type _LogicalRule struct {
Mode string `json:"mode"`
Rules []Rule `json:"rules,omitempty"`
Invert bool `json:"invert,omitempty"`
Outbound string `json:"outbound,omitempty"`
}
func (r LogicalRule) IsValid() bool {
type LogicalRule struct {
_LogicalRule
RuleAction
}
func (r *LogicalRule) MarshalJSON() ([]byte, error) {
return MarshallObjects(r._LogicalRule, r.RuleAction)
}
func (r *LogicalRule) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &r._LogicalRule)
if err != nil {
return err
}
return UnmarshallExcluded(data, &r._LogicalRule, &r.RuleAction)
}
func (r *LogicalRule) IsValid() bool {
return len(r.Rules) > 0 && common.All(r.Rules, Rule.IsValid)
}

166
option/rule_action.go Normal file
View file

@ -0,0 +1,166 @@
package option
import (
C "github.com/sagernet/sing-box/constant"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/json"
)
type _RuleAction struct {
Action string `json:"action,omitempty"`
RouteOptions RouteActionOptions `json:"-"`
RejectOptions RejectActionOptions `json:"-"`
SniffOptions RouteActionSniff `json:"-"`
ResolveOptions RouteActionResolve `json:"-"`
}
type RuleAction _RuleAction
func (r RuleAction) MarshalJSON() ([]byte, error) {
var v any
switch r.Action {
case C.RuleActionTypeRoute:
r.Action = ""
v = r.RouteOptions
case C.RuleActionTypeReturn:
v = nil
case C.RuleActionTypeReject:
v = r.RejectOptions
case C.RuleActionTypeHijackDNS:
v = nil
case C.RuleActionTypeSniff:
v = r.SniffOptions
case C.RuleActionTypeResolve:
v = r.ResolveOptions
default:
return nil, E.New("unknown rule action: " + r.Action)
}
if v == nil {
return MarshallObjects((_RuleAction)(r))
}
return MarshallObjects((_RuleAction)(r), v)
}
func (r *RuleAction) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, (*_RuleAction)(r))
if err != nil {
return err
}
var v any
switch r.Action {
case "", C.RuleActionTypeRoute:
r.Action = C.RuleActionTypeRoute
v = &r.RouteOptions
case C.RuleActionTypeReturn:
v = nil
case C.RuleActionTypeReject:
v = &r.RejectOptions
case C.RuleActionTypeHijackDNS:
v = nil
case C.RuleActionTypeSniff:
v = &r.SniffOptions
case C.RuleActionTypeResolve:
v = &r.ResolveOptions
default:
return E.New("unknown rule action: " + r.Action)
}
if v == nil {
// check unknown fields
return json.UnmarshalDisallowUnknownFields(data, &_RuleAction{})
}
return UnmarshallExcluded(data, (*_RuleAction)(r), v)
}
type _DNSRuleAction struct {
Action string `json:"action,omitempty"`
RouteOptions DNSRouteActionOptions `json:"-"`
RejectOptions RejectActionOptions `json:"-"`
SniffOptions RouteActionSniff `json:"-"`
ResolveOptions RouteActionResolve `json:"-"`
}
type DNSRuleAction _DNSRuleAction
func (r DNSRuleAction) MarshalJSON() ([]byte, error) {
var v any
switch r.Action {
case C.RuleActionTypeRoute:
r.Action = ""
v = r.RouteOptions
case C.RuleActionTypeReturn:
v = nil
case C.RuleActionTypeReject:
v = r.RejectOptions
default:
return nil, E.New("unknown DNS rule action: " + r.Action)
}
if v == nil {
return MarshallObjects((_DNSRuleAction)(r))
}
return MarshallObjects((_DNSRuleAction)(r), v)
}
func (r *DNSRuleAction) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, (*_DNSRuleAction)(r))
if err != nil {
return err
}
var v any
switch r.Action {
case "", C.RuleActionTypeRoute:
r.Action = C.RuleActionTypeRoute
v = &r.RouteOptions
case C.RuleActionTypeReturn:
v = nil
case C.RuleActionTypeReject:
v = &r.RejectOptions
default:
return E.New("unknown DNS rule action: " + r.Action)
}
if v == nil {
// check unknown fields
return json.UnmarshalDisallowUnknownFields(data, &_DNSRuleAction{})
}
return UnmarshallExcluded(data, (*_DNSRuleAction)(r), v)
}
type RouteActionOptions struct {
Outbound string `json:"outbound"`
UDPDisableDomainUnmapping bool `json:"udp_disable_domain_unmapping,omitempty"`
}
type DNSRouteActionOptions struct {
Server string `json:"server"`
DisableCache bool `json:"disable_cache,omitempty"`
RewriteTTL *uint32 `json:"rewrite_ttl,omitempty"`
ClientSubnet *AddrPrefix `json:"client_subnet,omitempty"`
}
type RejectActionOptions struct {
Method RejectMethod `json:"method,omitempty"`
}
type RejectMethod string
func (m *RejectMethod) UnmarshalJSON(bytes []byte) error {
err := json.Unmarshal(bytes, (*string)(m))
if err != nil {
return err
}
switch *m {
case C.RuleActionRejectMethodDefault, C.RuleActionRejectMethodPortUnreachable, C.RuleActionRejectMethodDrop:
return nil
default:
return E.New("unknown reject method: " + *m)
}
}
type RouteActionSniff struct {
Sniffer Listable[string] `json:"sniffer,omitempty"`
Timeout Duration `json:"timeout,omitempty"`
}
type RouteActionResolve struct {
Strategy DomainStrategy `json:"strategy,omitempty"`
Server string `json:"server,omitempty"`
}

51
option/rule_dns.go
View file

@ -64,7 +64,7 @@ func (r DNSRule) IsValid() bool {
}
}
type _DefaultDNSRule struct {
type RawDefaultDNSRule struct {
Inbound Listable[string] `json:"inbound,omitempty"`
IPVersion int `json:"ip_version,omitempty"`
QueryType Listable[DNSQueryType] `json:"query_type,omitempty"`
@ -100,19 +100,22 @@ type _DefaultDNSRule struct {
RuleSetIPCIDRMatchSource bool `json:"rule_set_ip_cidr_match_source,omitempty"`
RuleSetIPCIDRAcceptEmpty bool `json:"rule_set_ip_cidr_accept_empty,omitempty"`
Invert bool `json:"invert,omitempty"`
Server string `json:"server,omitempty"`
DisableCache bool `json:"disable_cache,omitempty"`
RewriteTTL *uint32 `json:"rewrite_ttl,omitempty"`
ClientSubnet *AddrPrefix `json:"client_subnet,omitempty"`
// Deprecated: renamed to rule_set_ip_cidr_match_source
Deprecated_RulesetIPCIDRMatchSource bool `json:"rule_set_ipcidr_match_source,omitempty"`
}
type DefaultDNSRule _DefaultDNSRule
type DefaultDNSRule struct {
RawDefaultDNSRule
DNSRuleAction
}
func (r *DefaultDNSRule) UnmarshalJSON(bytes []byte) error {
err := json.UnmarshalDisallowUnknownFields(bytes, (*_DefaultDNSRule)(r))
func (r *DefaultDNSRule) MarshalJSON() ([]byte, error) {
return MarshallObjects(r.RawDefaultDNSRule, r.DNSRuleAction)
}
func (r *DefaultDNSRule) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &r.RawDefaultDNSRule)
if err != nil {
return err
}
@ -122,29 +125,39 @@ func (r *DefaultDNSRule) UnmarshalJSON(bytes []byte) error {
r.Deprecated_RulesetIPCIDRMatchSource = false
r.RuleSetIPCIDRMatchSource = true
}
return nil
return UnmarshallExcluded(data, &r.RawDefaultDNSRule, &r.DNSRuleAction)
}
func (r *DefaultDNSRule) IsValid() bool {
var defaultValue DefaultDNSRule
defaultValue.Invert = r.Invert
defaultValue.Server = r.Server
defaultValue.DisableCache = r.DisableCache
defaultValue.RewriteTTL = r.RewriteTTL
defaultValue.ClientSubnet = r.ClientSubnet
defaultValue.DNSRuleAction = r.DNSRuleAction
return !reflect.DeepEqual(r, defaultValue)
}
type LogicalDNSRule struct {
type _LogicalDNSRule struct {
Mode string `json:"mode"`
Rules []DNSRule `json:"rules,omitempty"`
Invert bool `json:"invert,omitempty"`
Server string `json:"server,omitempty"`
DisableCache bool `json:"disable_cache,omitempty"`
RewriteTTL *uint32 `json:"rewrite_ttl,omitempty"`
ClientSubnet *AddrPrefix `json:"client_subnet,omitempty"`
}
func (r LogicalDNSRule) IsValid() bool {
type LogicalDNSRule struct {
_LogicalDNSRule
DNSRuleAction
}
func (r *LogicalDNSRule) MarshalJSON() ([]byte, error) {
return MarshallObjects(r._LogicalDNSRule, r.DNSRuleAction)
}
func (r *LogicalDNSRule) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &r._LogicalDNSRule)
if err != nil {
return err
}
return UnmarshallExcluded(data, &r._LogicalDNSRule, &r.DNSRuleAction)
}
func (r *LogicalDNSRule) IsValid() bool {
return len(r.Rules) > 0 && common.All(r.Rules, DNSRule.IsValid)
}

26
option/types.go
View file

@ -81,8 +81,11 @@ func (a *AddrPrefix) UnmarshalJSON(content []byte) error {
return prefixErr
}
func (a AddrPrefix) Build() netip.Prefix {
return netip.Prefix(a)
func (a *AddrPrefix) Build() netip.Prefix {
if a == nil {
return netip.Prefix{}
}
return netip.Prefix(*a)
}
type NetworkList string
@ -143,12 +146,29 @@ func (l *Listable[T]) UnmarshalJSON(content []byte) error {
type DomainStrategy dns.DomainStrategy
func (s DomainStrategy) String() string {
switch dns.DomainStrategy(s) {
case dns.DomainStrategyAsIS:
return ""
case dns.DomainStrategyPreferIPv4:
return "prefer_ipv4"
case dns.DomainStrategyPreferIPv6:
return "prefer_ipv6"
case dns.DomainStrategyUseIPv4:
return "ipv4_only"
case dns.DomainStrategyUseIPv6:
return "ipv6_only"
default:
panic(E.New("unknown domain strategy: ", s))
}
}
func (s DomainStrategy) MarshalJSON() ([]byte, error) {
var value string
switch dns.DomainStrategy(s) {
case dns.DomainStrategyAsIS:
value = ""
// value = "AsIS"
// value = "as_is"
case dns.DomainStrategyPreferIPv4:
value = "prefer_ipv4"
case dns.DomainStrategyPreferIPv6:

2
outbound/block.go
View file

@ -39,12 +39,14 @@ func (h *Block) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
return nil, io.EOF
}
// Deprecated
func (h *Block) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
conn.Close()
h.logger.InfoContext(ctx, "blocked connection to ", metadata.Destination)
return nil
}
// Deprecated
func (h *Block) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
conn.Close()
h.logger.InfoContext(ctx, "blocked packet connection to ", metadata.Destination)

2
outbound/default.go
View file

@ -124,7 +124,7 @@ func NewPacketConnection(ctx context.Context, this N.Dialer, conn N.PacketConn,
}
if destinationAddress.IsValid() {
if metadata.Destination.IsFqdn() {
if metadata.InboundOptions.UDPDisableDomainUnmapping {
if metadata.UDPDisableDomainUnmapping {
outConn = bufio.NewUnidirectionalNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)
} else {
outConn = bufio.NewNATPacketConn(bufio.NewPacketConn(outConn), M.SocksaddrFrom(destinationAddress, metadata.Destination.Port), metadata.Destination)

14
outbound/direct.go
View file

@ -30,7 +30,7 @@ type Direct struct {
fallbackDelay time.Duration
overrideOption int
overrideDestination M.Socksaddr
loopBack *loopBackDetector
// loopBack *loopBackDetector
}
func NewDirect(router adapter.Router, logger log.ContextLogger, tag string, options option.DirectOutboundOptions) (*Direct, error) {
@ -51,7 +51,7 @@ func NewDirect(router adapter.Router, logger log.ContextLogger, tag string, opti
domainStrategy: dns.DomainStrategy(options.DomainStrategy),
fallbackDelay: time.Duration(options.FallbackDelay),
dialer: outboundDialer,
loopBack: newLoopBackDetector(router),
// loopBack: newLoopBackDetector(router),
}
if options.ProxyProtocol != 0 {
return nil, E.New("Proxy Protocol is deprecated and removed in sing-box 1.6.0")
@ -90,11 +90,12 @@ func (h *Direct) DialContext(ctx context.Context, network string, destination M.
case N.NetworkUDP:
h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
}
conn, err := h.dialer.DialContext(ctx, network, destination)
/*conn, err := h.dialer.DialContext(ctx, network, destination)
if err != nil {
return nil, err
}
return h.loopBack.NewConn(conn), nil
return h.loopBack.NewConn(conn), nil*/
return h.dialer.DialContext(ctx, network, destination)
}
func (h *Direct) DialParallel(ctx context.Context, network string, destination M.Socksaddr, destinationAddresses []netip.Addr) (net.Conn, error) {
@ -148,14 +149,14 @@ func (h *Direct) ListenPacket(ctx context.Context, destination M.Socksaddr) (net
if err != nil {
return nil, err
}
conn = h.loopBack.NewPacketConn(bufio.NewPacketConn(conn), destination)
// conn = h.loopBack.NewPacketConn(bufio.NewPacketConn(conn), destination)
if originDestination != destination {
conn = bufio.NewNATPacketConn(bufio.NewPacketConn(conn), destination, originDestination)
}
return conn, nil
}
func (h *Direct) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
/*func (h *Direct) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
if h.loopBack.CheckConn(metadata.Source.AddrPort(), M.AddrPortFromNet(conn.LocalAddr())) {
return E.New("reject loopback connection to ", metadata.Destination)
}
@ -168,3 +169,4 @@ func (h *Direct) NewPacketConnection(ctx context.Context, conn N.PacketConn, met
}
return NewPacketConnection(ctx, h, conn, metadata)
}
*/

2
outbound/dns.go
View file

@ -45,6 +45,7 @@ func (d *DNS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.Pa
return nil, os.ErrInvalid
}
// Deprecated
func (d *DNS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
metadata.Destination = M.Socksaddr{}
defer conn.Close()
@ -97,6 +98,7 @@ func (d *DNS) handleConnection(ctx context.Context, conn net.Conn, metadata adap
return nil
}
// Deprecated
func (d *DNS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
metadata.Destination = M.Socksaddr{}
var reader N.PacketReader = conn

8
outbound/http.go
View file

@ -64,11 +64,3 @@ func (h *HTTP) DialContext(ctx context.Context, network string, destination M.So
func (h *HTTP) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return nil, os.ErrInvalid
}
func (h *HTTP) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *HTTP) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
}

8
outbound/hysteria.go
View file

@ -122,14 +122,6 @@ func (h *Hysteria) ListenPacket(ctx context.Context, destination M.Socksaddr) (n
return h.client.ListenPacket(ctx, destination)
}
func (h *Hysteria) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *Hysteria) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *Hysteria) InterfaceUpdated() {
h.client.CloseWithError(E.New("network changed"))
}

8
outbound/hysteria2.go
View file

@ -108,14 +108,6 @@ func (h *Hysteria2) ListenPacket(ctx context.Context, destination M.Socksaddr) (
return h.client.ListenPacket(ctx)
}
func (h *Hysteria2) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *Hysteria2) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *Hysteria2) InterfaceUpdated() {
h.client.CloseWithError(E.New("network changed"))
}

16
outbound/selector.go
View file

@ -142,14 +142,26 @@ func (s *Selector) ListenPacket(ctx context.Context, destination M.Socksaddr) (n
return s.interruptGroup.NewPacketConn(conn, interrupt.IsExternalConnectionFromContext(ctx)), nil
}
// TODO
// Deprecated
func (s *Selector) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
ctx = interrupt.ContextWithIsExternalConnection(ctx)
return s.selected.NewConnection(ctx, conn, metadata)
if legacyHandler, ok := s.selected.(adapter.ConnectionHandler); ok {
return legacyHandler.NewConnection(ctx, conn, metadata)
} else {
return NewConnection(ctx, s.selected, conn, metadata)
}
}
// TODO
// Deprecated
func (s *Selector) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
ctx = interrupt.ContextWithIsExternalConnection(ctx)
return s.selected.NewPacketConnection(ctx, conn, metadata)
if legacyHandler, ok := s.selected.(adapter.PacketConnectionHandler); ok {
return legacyHandler.NewPacketConnection(ctx, conn, metadata)
} else {
return NewPacketConnection(ctx, s.selected, conn, metadata)
}
}
func RealTag(detour adapter.Outbound) string {

8
outbound/shadowsocks.go
View file

@ -125,14 +125,6 @@ func (h *Shadowsocks) ListenPacket(ctx context.Context, destination M.Socksaddr)
}
}
func (h *Shadowsocks) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *Shadowsocks) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *Shadowsocks) InterfaceUpdated() {
if h.multiplexDialer != nil {
h.multiplexDialer.Reset()

8
outbound/shadowtls.go
View file

@ -106,11 +106,3 @@ func (h *ShadowTLS) DialContext(ctx context.Context, network string, destination
func (h *ShadowTLS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return nil, os.ErrInvalid
}
func (h *ShadowTLS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *ShadowTLS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
}

4
outbound/socks.go
View file

@ -113,6 +113,8 @@ func (h *Socks) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
return h.client.ListenPacket(ctx, destination)
}
// TODO
// Deprecated
func (h *Socks) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
if h.resolve {
return NewDirectConnection(ctx, h.router, h, conn, metadata, dns.DomainStrategyUseIPv4)
@ -121,6 +123,8 @@ func (h *Socks) NewConnection(ctx context.Context, conn net.Conn, metadata adapt
}
}
// TODO
// Deprecated
func (h *Socks) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
if h.resolve {
return NewDirectPacketConnection(ctx, h.router, h, conn, metadata, dns.DomainStrategyUseIPv4)

8
outbound/ssh.go
View file

@ -199,11 +199,3 @@ func (s *SSH) DialContext(ctx context.Context, network string, destination M.Soc
func (s *SSH) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return nil, os.ErrInvalid
}
func (s *SSH) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, s, conn, metadata)
}
func (s *SSH) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
}

8
outbound/tor.go
View file

@ -211,11 +211,3 @@ func (t *Tor) DialContext(ctx context.Context, network string, destination M.Soc
func (t *Tor) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
return nil, os.ErrInvalid
}
func (t *Tor) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, t, conn, metadata)
}
func (t *Tor) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
}

8
outbound/trojan.go
View file

@ -99,14 +99,6 @@ func (h *Trojan) ListenPacket(ctx context.Context, destination M.Socksaddr) (net
}
}
func (h *Trojan) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *Trojan) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *Trojan) InterfaceUpdated() {
if h.transport != nil {
h.transport.Close()

8
outbound/tuic.go
View file

@ -136,14 +136,6 @@ func (h *TUIC) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.P
}
}
func (h *TUIC) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *TUIC) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *TUIC) InterfaceUpdated() {
_ = h.client.CloseWithError(E.New("network changed"))
}

4
outbound/urltest.go
View file

@ -167,11 +167,15 @@ func (s *URLTest) ListenPacket(ctx context.Context, destination M.Socksaddr) (ne
return nil, err
}
// TODO
// Deprecated
func (s *URLTest) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
ctx = interrupt.ContextWithIsExternalConnection(ctx)
return NewConnection(ctx, s, conn, metadata)
}
// TODO
// Deprecated
func (s *URLTest) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
ctx = interrupt.ContextWithIsExternalConnection(ctx)
return NewPacketConnection(ctx, s, conn, metadata)

8
outbound/vless.go
View file

@ -118,14 +118,6 @@ func (h *VLESS) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
}
}
func (h *VLESS) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *VLESS) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
func (h *VLESS) InterfaceUpdated() {
if h.transport != nil {
h.transport.Close()

8
outbound/vmess.go
View file

@ -146,14 +146,6 @@ func (h *VMess) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.
}
}
func (h *VMess) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewConnection(ctx, h, conn, metadata)
}
func (h *VMess) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewPacketConnection(ctx, h, conn, metadata)
}
type vmessDialer VMess
func (h *vmessDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {

4
outbound/wireguard.go
View file

@ -234,10 +234,14 @@ func (w *WireGuard) ListenPacket(ctx context.Context, destination M.Socksaddr) (
return w.tunDevice.ListenPacket(ctx, destination)
}
// TODO
// Deprecated
func (w *WireGuard) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
return NewDirectConnection(ctx, w.router, w, conn, metadata, dns.DomainStrategyAsIS)
}
// TODO
// Deprecated
func (w *WireGuard) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return NewDirectPacketConnection(ctx, w.router, w, conn, metadata, dns.DomainStrategyAsIS)
}

3
route/router_geo_resources.go → route/geo_resources.go
View file

@ -14,6 +14,7 @@ import (
"github.com/sagernet/sing-box/common/geosite"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/experimental/deprecated"
R "github.com/sagernet/sing-box/route/rule"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
"github.com/sagernet/sing/common/rw"
@ -33,7 +34,7 @@ func (r *Router) LoadGeosite(code string) (adapter.Rule, error) {
if err != nil {
return nil, err
}
rule, err = NewDefaultRule(r, nil, geosite.Compile(items))
rule, err = R.NewDefaultRule(r, nil, geosite.Compile(items))
if err != nil {
return nil, err
}

573
route/route.go Normal file
View file

@ -0,0 +1,573 @@
package route
import (
"context"
"errors"
"net"
"net/netip"
"os"
"os/user"
"strings"
"syscall"
"time"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/conntrack"
"github.com/sagernet/sing-box/common/process"
"github.com/sagernet/sing-box/common/sniff"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-box/outbound"
"github.com/sagernet/sing-box/route/rule"
"github.com/sagernet/sing-dns"
"github.com/sagernet/sing-mux"
"github.com/sagernet/sing-tun"
"github.com/sagernet/sing-vmess"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/bufio"
"github.com/sagernet/sing/common/bufio/deadline"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/uot"
)
// Deprecated: use RouteConnectionEx instead.
func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
err := r.routeConnection(ctx, conn, metadata, nil)
if err != nil {
conn.Close()
r.logger.ErrorContext(ctx, err)
}
return nil
}
func (r *Router) RouteConnectionEx(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := r.routeConnection(ctx, conn, metadata, onClose)
if err != nil {
N.CloseOnHandshakeFailure(conn, onClose, err)
r.logger.ErrorContext(ctx, err)
}
}
func (r *Router) routeConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) error {
if r.pauseManager.IsDevicePaused() {
return E.New("reject connection to ", metadata.Destination, " while device paused")
}
if metadata.InboundDetour != "" {
if metadata.LastInbound == metadata.InboundDetour {
return E.New("routing loop on detour: ", metadata.InboundDetour)
}
detour := r.inboundByTag[metadata.InboundDetour]
if detour == nil {
return E.New("inbound detour not found: ", metadata.InboundDetour)
}
injectable, isInjectable := detour.(adapter.TCPInjectableInbound)
if !isInjectable {
return E.New("inbound detour is not TCP injectable: ", metadata.InboundDetour)
}
metadata.LastInbound = metadata.Inbound
metadata.Inbound = metadata.InboundDetour
metadata.InboundDetour = ""
injectable.NewConnectionEx(ctx, conn, metadata, onClose)
return nil
}
conntrack.KillerCheck()
metadata.Network = N.NetworkTCP
switch metadata.Destination.Fqdn {
case mux.Destination.Fqdn:
return E.New("global multiplex is deprecated since sing-box v1.7.0, enable multiplex in inbound options instead.")
case vmess.MuxDestination.Fqdn:
return E.New("global multiplex (v2ray legacy) not supported since sing-box v1.7.0.")
case uot.MagicAddress:
return E.New("global UoT not supported since sing-box v1.7.0.")
case uot.LegacyMagicAddress:
return E.New("global UoT (legacy) not supported since sing-box v1.7.0.")
}
if deadline.NeedAdditionalReadDeadline(conn) {
conn = deadline.NewConn(conn)
}
selectedRule, selectedRuleIndex, buffers, err := r.matchRule(ctx, &metadata, conn, nil, -1)
if err != nil {
return err
}
var selectedOutbound adapter.Outbound
var selectReturn bool
if selectedRule != nil {
r.logger.DebugContext(ctx, "match[", selectedRuleIndex, "] ", selectedRule.String(), " => ", selectedRule.Action().String())
switch action := selectedRule.Action().(type) {
case *rule.RuleActionRoute:
var loaded bool
selectedOutbound, loaded = r.Outbound(action.Outbound)
if !loaded {
buf.ReleaseMulti(buffers)
return E.New("outbound not found: ", action.Outbound)
}
case *rule.RuleActionReturn:
selectReturn = true
case *rule.RuleActionReject:
buf.ReleaseMulti(buffers)
var rejectErr error
switch action.Method {
case C.RuleActionRejectMethodDefault:
rejectErr = os.ErrClosed
case C.RuleActionRejectMethodPortUnreachable:
rejectErr = syscall.ECONNREFUSED
case C.RuleActionRejectMethodDrop:
rejectErr = tun.ErrDrop
}
N.CloseOnHandshakeFailure(conn, onClose, rejectErr)
return nil
}
}
if selectedRule == nil || selectReturn {
if r.defaultOutboundForConnection == nil {
buf.ReleaseMulti(buffers)
return E.New("missing default outbound with TCP support")
}
selectedOutbound = r.defaultOutboundForConnection
}
if !common.Contains(selectedOutbound.Network(), N.NetworkTCP) {
buf.ReleaseMulti(buffers)
return E.New("TCP is not supported by outbound: ", selectedOutbound.Tag())
}
for _, buffer := range common.Reverse(buffers) {
conn = bufio.NewCachedConn(conn, buffer)
}
if r.clashServer != nil {
trackerConn, tracker := r.clashServer.RoutedConnection(ctx, conn, metadata, selectedRule)
defer tracker.Leave()
conn = trackerConn
}
if r.v2rayServer != nil {
if statsService := r.v2rayServer.StatsService(); statsService != nil {
conn = statsService.RoutedConnection(metadata.Inbound, selectedOutbound.Tag(), metadata.User, conn)
}
}
legacyOutbound, isLegacy := selectedOutbound.(adapter.ConnectionHandler)
if isLegacy {
err = legacyOutbound.NewConnection(ctx, conn, metadata)
if err != nil {
conn.Close()
if onClose != nil {
onClose(err)
}
return E.Cause(err, "outbound/", selectedOutbound.Type(), "[", selectedOutbound.Tag(), "]")
} else {
if onClose != nil {
onClose(nil)
}
}
return nil
}
// TODO
err = outbound.NewConnection(ctx, selectedOutbound, conn, metadata)
if err != nil {
conn.Close()
if onClose != nil {
onClose(err)
}
return E.Cause(err, "outbound/", selectedOutbound.Type(), "[", selectedOutbound.Tag(), "]")
} else {
if onClose != nil {
onClose(nil)
}
}
return nil
}
func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
err := r.routePacketConnection(ctx, conn, metadata, nil)
if err != nil {
conn.Close()
r.logger.ErrorContext(ctx, err)
}
return nil
}
func (r *Router) RoutePacketConnectionEx(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) {
err := r.routePacketConnection(ctx, conn, metadata, onClose)
if err != nil {
N.CloseOnHandshakeFailure(conn, onClose, err)
r.logger.ErrorContext(ctx, err)
} else if onClose != nil {
onClose(nil)
}
}
func (r *Router) routePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, onClose N.CloseHandlerFunc) error {
if r.pauseManager.IsDevicePaused() {
return E.New("reject packet connection to ", metadata.Destination, " while device paused")
}
if metadata.InboundDetour != "" {
if metadata.LastInbound == metadata.InboundDetour {
return E.New("routing loop on detour: ", metadata.InboundDetour)
}
detour := r.inboundByTag[metadata.InboundDetour]
if detour == nil {
return E.New("inbound detour not found: ", metadata.InboundDetour)
}
injectable, isInjectable := detour.(adapter.UDPInjectableInbound)
if !isInjectable {
return E.New("inbound detour is not UDP injectable: ", metadata.InboundDetour)
}
metadata.LastInbound = metadata.Inbound
metadata.Inbound = metadata.InboundDetour
metadata.InboundDetour = ""
injectable.NewPacketConnectionEx(ctx, conn, metadata, onClose)
return nil
}
conntrack.KillerCheck()
// TODO: move to UoT
metadata.Network = N.NetworkUDP
// Currently we don't have deadline usages for UDP connections
/*if deadline.NeedAdditionalReadDeadline(conn) {
conn = deadline.NewPacketConn(bufio.NewNetPacketConn(conn))
}*/
selectedRule, selectedRuleIndex, buffers, err := r.matchRule(ctx, &metadata, nil, conn, -1)
if err != nil {
return err
}
var selectedOutbound adapter.Outbound
if selectedRule != nil {
r.logger.DebugContext(ctx, "match[", selectedRuleIndex, "] ", selectedRule.String(), " => ", selectedRule.Action().String())
switch action := selectedRule.Action().(type) {
case *rule.RuleActionRoute:
var loaded bool
selectedOutbound, loaded = r.Outbound(action.Outbound)
if !loaded {
buf.ReleaseMulti(buffers)
return E.New("outbound not found: ", action.Outbound)
}
metadata.UDPDisableDomainUnmapping = action.UDPDisableDomainUnmapping
case *rule.RuleActionReturn:
if r.defaultOutboundForPacketConnection == nil {
buf.ReleaseMulti(buffers)
return E.New("missing default outbound with UDP support")
}
selectedOutbound = r.defaultOutboundForPacketConnection
case *rule.RuleActionReject:
buf.ReleaseMulti(buffers)
N.CloseOnHandshakeFailure(conn, onClose, syscall.ECONNREFUSED)
return nil
}
}
if !common.Contains(selectedOutbound.Network(), N.NetworkUDP) {
buf.ReleaseMulti(buffers)
return E.New("UDP is not supported by outbound: ", selectedOutbound.Tag())
}
for _, buffer := range common.Reverse(buffers) {
// TODO: check if metadata.Destination == packet destination
conn = bufio.NewCachedPacketConn(conn, buffer, metadata.Destination)
}
if r.clashServer != nil {
trackerConn, tracker := r.clashServer.RoutedPacketConnection(ctx, conn, metadata, selectedRule)
defer tracker.Leave()
conn = trackerConn
}
if r.v2rayServer != nil {
if statsService := r.v2rayServer.StatsService(); statsService != nil {
conn = statsService.RoutedPacketConnection(metadata.Inbound, selectedOutbound.Tag(), metadata.User, conn)
}
}
if metadata.FakeIP {
conn = bufio.NewNATPacketConn(bufio.NewNetPacketConn(conn), metadata.OriginDestination, metadata.Destination)
}
legacyOutbound, isLegacy := selectedOutbound.(adapter.PacketConnectionHandler)
if isLegacy {
err = legacyOutbound.NewPacketConnection(ctx, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
return E.Cause(err, "outbound/", selectedOutbound.Type(), "[", selectedOutbound.Tag(), "]")
}
return nil
}
// TODO
err = outbound.NewPacketConnection(ctx, selectedOutbound, conn, metadata)
N.CloseOnHandshakeFailure(conn, onClose, err)
if err != nil {
return E.Cause(err, "outbound/", selectedOutbound.Type(), "[", selectedOutbound.Tag(), "]")
}
return nil
}
func (r *Router) matchRule(
ctx context.Context, metadata *adapter.InboundContext,
inputConn net.Conn, inputPacketConn N.PacketConn, ruleIndex int,
) (selectedRule adapter.Rule, selectedRuleIndex int, buffers []*buf.Buffer, fatalErr error) {
if r.processSearcher != nil && metadata.ProcessInfo == nil {
var originDestination netip.AddrPort
if metadata.OriginDestination.IsValid() {
originDestination = metadata.OriginDestination.AddrPort()
} else if metadata.Destination.IsIP() {
originDestination = metadata.Destination.AddrPort()
}
processInfo, fErr := process.FindProcessInfo(r.processSearcher, ctx, metadata.Network, metadata.Source.AddrPort(), originDestination)
if fErr != nil {
r.logger.InfoContext(ctx, "failed to search process: ", fErr)
} else {
if processInfo.ProcessPath != "" {
r.logger.InfoContext(ctx, "found process path: ", processInfo.ProcessPath)
} else if processInfo.PackageName != "" {
r.logger.InfoContext(ctx, "found package name: ", processInfo.PackageName)
} else if processInfo.UserId != -1 {
if /*needUserName &&*/ true {
osUser, _ := user.LookupId(F.ToString(processInfo.UserId))
if osUser != nil {
processInfo.User = osUser.Username
}
}
if processInfo.User != "" {
r.logger.InfoContext(ctx, "found user: ", processInfo.User)
} else {
r.logger.InfoContext(ctx, "found user id: ", processInfo.UserId)
}
}
metadata.ProcessInfo = processInfo
}
}
if r.fakeIPStore != nil && r.fakeIPStore.Contains(metadata.Destination.Addr) {
domain, loaded := r.fakeIPStore.Lookup(metadata.Destination.Addr)
if !loaded {
fatalErr = E.New("missing fakeip record, try to configure experimental.cache_file")
return
}
metadata.OriginDestination = metadata.Destination
metadata.Destination = M.Socksaddr{
Fqdn: domain,
Port: metadata.Destination.Port,
}
metadata.FakeIP = true
r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
}
if r.dnsReverseMapping != nil && metadata.Domain == "" {
domain, loaded := r.dnsReverseMapping.Query(metadata.Destination.Addr)
if loaded {
metadata.Domain = domain
r.logger.DebugContext(ctx, "found reserve mapped domain: ", metadata.Domain)
}
}
if metadata.Destination.IsIPv4() {
metadata.IPVersion = 4
} else if metadata.Destination.IsIPv6() {
metadata.IPVersion = 6
}
//goland:noinspection GoDeprecation
if metadata.InboundOptions != common.DefaultValue[option.InboundOptions]() {
if metadata.InboundOptions.SniffEnabled {
newBuffers, newErr := r.actionSniff(ctx, metadata, &rule.RuleActionSniff{
OverrideDestination: metadata.InboundOptions.SniffOverrideDestination,
Timeout: time.Duration(metadata.InboundOptions.SniffTimeout),
}, inputConn, inputPacketConn)
if newErr != nil {
fatalErr = newErr
return
}
buffers = append(buffers, newBuffers...)
}
if dns.DomainStrategy(metadata.InboundOptions.DomainStrategy) != dns.DomainStrategyAsIS {
fatalErr = r.actionResolve(ctx, metadata, &rule.RuleActionResolve{
Strategy: dns.DomainStrategy(metadata.InboundOptions.DomainStrategy),
})
if fatalErr != nil {
return
}
}
if metadata.InboundOptions.UDPDisableDomainUnmapping {
metadata.UDPDisableDomainUnmapping = true
}
metadata.InboundOptions = option.InboundOptions{}
}
match:
for ruleIndex < len(r.rules) {
rules := r.rules
if ruleIndex != -1 {
rules = rules[ruleIndex+1:]
}
var (
currentRule adapter.Rule
currentRuleIndex int
matched bool
)
for currentRuleIndex, currentRule = range rules {
if currentRule.Match(metadata) {
matched = true
break
}
}
if !matched {
break
}
switch action := currentRule.Action().(type) {
case *rule.RuleActionSniff:
newBuffers, newErr := r.actionSniff(ctx, metadata, action, inputConn, inputPacketConn)
if newErr != nil {
fatalErr = newErr
return
}
buffers = append(buffers, newBuffers...)
case *rule.RuleActionResolve:
fatalErr = r.actionResolve(ctx, metadata, action)
if fatalErr != nil {
return
}
default:
selectedRule = currentRule
selectedRuleIndex = currentRuleIndex
break match
}
ruleIndex = currentRuleIndex
}
if metadata.Destination.Addr.IsUnspecified() {
newBuffers, newErr := r.actionSniff(ctx, metadata, &rule.RuleActionSniff{}, inputConn, inputPacketConn)
if newErr != nil {
fatalErr = newErr
return
}
buffers = append(buffers, newBuffers...)
}
return
}
func (r *Router) actionSniff(
ctx context.Context, metadata *adapter.InboundContext, action *rule.RuleActionSniff,
inputConn net.Conn, inputPacketConn N.PacketConn,
) (buffers []*buf.Buffer, fatalErr error) {
if sniff.Skip(metadata) {
return
} else if inputConn != nil && len(action.StreamSniffers) > 0 {
buffer := buf.NewPacket()
err := sniff.PeekStream(
ctx,
metadata,
inputConn,
buffer,
action.Timeout,
action.StreamSniffers...,
)
if err == nil {
//goland:noinspection GoDeprecation
if action.OverrideDestination && M.IsDomainName(metadata.Domain) {
metadata.Destination = M.Socksaddr{
Fqdn: metadata.Domain,
Port: metadata.Destination.Port,
}
}
if metadata.Domain != "" && metadata.Client != "" {
r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol, ", domain: ", metadata.Domain, ", client: ", metadata.Client)
} else if metadata.Domain != "" {
r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol, ", domain: ", metadata.Domain)
} else {
r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol)
}
}
if !buffer.IsEmpty() {
buffers = append(buffers, buffer)
} else {
buffer.Release()
}
} else if inputPacketConn != nil && len(action.PacketSniffers) > 0 {
for {
var (
buffer = buf.NewPacket()
destination M.Socksaddr
done = make(chan struct{})
err error
)
go func() {
sniffTimeout := C.ReadPayloadTimeout
if action.Timeout > 0 {
sniffTimeout = action.Timeout
}
inputPacketConn.SetReadDeadline(time.Now().Add(sniffTimeout))
destination, err = inputPacketConn.ReadPacket(buffer)
inputPacketConn.SetReadDeadline(time.Time{})
close(done)
}()
select {
case <-done:
case <-ctx.Done():
inputPacketConn.Close()
fatalErr = ctx.Err()
return
}
if err != nil {
buffer.Release()
if !errors.Is(err, os.ErrDeadlineExceeded) {
fatalErr = err
return
}
} else {
// TODO: maybe always override destination
if metadata.Destination.Addr.IsUnspecified() {
metadata.Destination = destination
}
if len(buffers) > 0 {
err = sniff.PeekPacket(
ctx,
metadata,
buffer.Bytes(),
sniff.QUICClientHello,
)
} else {
err = sniff.PeekPacket(
ctx, metadata,
buffer.Bytes(),
action.PacketSniffers...,
)
}
buffers = append(buffers, buffer)
if E.IsMulti(err, sniff.ErrClientHelloFragmented) && len(buffers) == 0 {
r.logger.DebugContext(ctx, "attempt to sniff fragmented QUIC client hello")
continue
}
if metadata.Protocol != "" {
//goland:noinspection GoDeprecation
if action.OverrideDestination && M.IsDomainName(metadata.Domain) {
metadata.Destination = M.Socksaddr{
Fqdn: metadata.Domain,
Port: metadata.Destination.Port,
}
}
if metadata.Domain != "" && metadata.Client != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", domain: ", metadata.Domain, ", client: ", metadata.Client)
} else if metadata.Domain != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", domain: ", metadata.Domain)
} else if metadata.Client != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", client: ", metadata.Client)
} else {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol)
}
}
}
break
}
}
return
}
func (r *Router) actionResolve(ctx context.Context, metadata *adapter.InboundContext, action *rule.RuleActionResolve) error {
if metadata.Destination.IsFqdn() {
// TODO: check if WithContext is necessary
addresses, err := r.Lookup(adapter.WithContext(ctx, metadata), metadata.Destination.Fqdn, action.Strategy)
if err != nil {
return err
}
metadata.DestinationAddresses = addresses
r.dnsLogger.DebugContext(ctx, "resolved [", strings.Join(F.MapToString(metadata.DestinationAddresses), " "), "]")
if metadata.Destination.IsIPv4() {
metadata.IPVersion = 4
} else if metadata.Destination.IsIPv6() {
metadata.IPVersion = 6
}
}
return nil
}

85
route/router_dns.go → route/route_dns.go
View file

@ -8,6 +8,7 @@ import (
"time"
"github.com/sagernet/sing-box/adapter"
R "github.com/sagernet/sing-box/route/rule"
"github.com/sagernet/sing-dns"
"github.com/sagernet/sing/common/cache"
E "github.com/sagernet/sing/common/exceptions"
@ -36,15 +37,16 @@ func (m *DNSReverseMapping) Query(address netip.Addr) (string, bool) {
return domain, loaded
}
func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, index int, isAddressQuery bool) (context.Context, dns.Transport, dns.DomainStrategy, adapter.DNSRule, int) {
func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, ruleIndex int, isAddressQuery bool) (dns.Transport, dns.QueryOptions, adapter.DNSRule, int) {
metadata := adapter.ContextFrom(ctx)
if metadata == nil {
panic("no context")
}
if index < len(r.dnsRules) {
var options dns.QueryOptions
if ruleIndex < len(r.dnsRules) {
dnsRules := r.dnsRules
if index != -1 {
dnsRules = dnsRules[index+1:]
if ruleIndex != -1 {
dnsRules = dnsRules[ruleIndex+1:]
}
for currentRuleIndex, rule := range dnsRules {
if rule.WithAddressLimit() && !isAddressQuery {
@ -52,43 +54,42 @@ func (r *Router) matchDNS(ctx context.Context, allowFakeIP bool, index int, isAd
}
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
transport, loaded := r.transportMap[detour]
displayRuleIndex := currentRuleIndex
if displayRuleIndex != -1 {
displayRuleIndex += displayRuleIndex + 1
}
if routeAction, isRoute := rule.Action().(*R.RuleActionDNSRoute); isRoute {
transport, loaded := r.transportMap[routeAction.Server]
if !loaded {
r.dnsLogger.ErrorContext(ctx, "transport not found: ", detour)
r.dnsLogger.ErrorContext(ctx, "transport not found: ", routeAction.Server)
continue
}
_, isFakeIP := transport.(adapter.FakeIPTransport)
if isFakeIP && !allowFakeIP {
continue
}
ruleIndex := currentRuleIndex
if index != -1 {
ruleIndex += index + 1
}
r.dnsLogger.DebugContext(ctx, "match[", ruleIndex, "] ", rule.String(), " => ", detour)
if isFakeIP || rule.DisableCache() {
ctx = dns.ContextWithDisableCache(ctx, true)
}
if rewriteTTL := rule.RewriteTTL(); rewriteTTL != nil {
ctx = dns.ContextWithRewriteTTL(ctx, *rewriteTTL)
}
if clientSubnet := rule.ClientSubnet(); clientSubnet != nil {
ctx = dns.ContextWithClientSubnet(ctx, *clientSubnet)
}
options.DisableCache = isFakeIP || routeAction.DisableCache
options.RewriteTTL = routeAction.RewriteTTL
options.ClientSubnet = routeAction.ClientSubnet
if domainStrategy, dsLoaded := r.transportDomainStrategy[transport]; dsLoaded {
return ctx, transport, domainStrategy, rule, ruleIndex
options.Strategy = domainStrategy
} else {
return ctx, transport, r.defaultDomainStrategy, rule, ruleIndex
options.Strategy = r.defaultDomainStrategy
}
r.dnsLogger.DebugContext(ctx, "match[", displayRuleIndex, "] ", rule.String(), " => ", rule.Action())
return transport, options, rule, currentRuleIndex
} else {
return nil, options, rule, currentRuleIndex
}
}
}
}
if domainStrategy, dsLoaded := r.transportDomainStrategy[r.defaultTransport]; dsLoaded {
return ctx, r.defaultTransport, domainStrategy, nil, -1
options.Strategy = domainStrategy
} else {
return ctx, r.defaultTransport, r.defaultDomainStrategy, nil, -1
options.Strategy = r.defaultDomainStrategy
}
return r.defaultTransport, options, nil, -1
}
func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, error) {
@ -117,21 +118,18 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
metadata.Domain = fqdnToDomain(message.Question[0].Name)
}
var (
strategy dns.DomainStrategy
options dns.QueryOptions
rule adapter.DNSRule
ruleIndex int
)
ruleIndex = -1
for {
var (
dnsCtx context.Context
addressLimit bool
)
dnsCtx, transport, strategy, rule, ruleIndex = r.matchDNS(ctx, true, ruleIndex, isAddressQuery(message))
dnsCtx = adapter.OverrideContext(dnsCtx)
dnsCtx := adapter.OverrideContext(ctx)
var addressLimit bool
transport, options, rule, ruleIndex = r.matchDNS(ctx, true, ruleIndex, isAddressQuery(message))
if rule != nil && rule.WithAddressLimit() {
addressLimit = true
response, err = r.dnsClient.ExchangeWithResponseCheck(dnsCtx, transport, message, strategy, func(response *mDNS.Msg) bool {
response, err = r.dnsClient.ExchangeWithResponseCheck(dnsCtx, transport, message, options, func(response *mDNS.Msg) bool {
addresses, addrErr := dns.MessageToAddresses(response)
if addrErr != nil {
return false
@ -141,7 +139,7 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
})
} else {
addressLimit = false
response, err = r.dnsClient.Exchange(dnsCtx, transport, message, strategy)
response, err = r.dnsClient.Exchange(dnsCtx, transport, message, options)
}
var rejected bool
if err != nil {
@ -200,30 +198,27 @@ func (r *Router) Lookup(ctx context.Context, domain string, strategy dns.DomainS
metadata.Domain = domain
var (
transport dns.Transport
transportStrategy dns.DomainStrategy
options dns.QueryOptions
rule adapter.DNSRule
ruleIndex int
)
ruleIndex = -1
for {
var (
dnsCtx context.Context
addressLimit bool
)
dnsCtx, transport, transportStrategy, rule, ruleIndex = r.matchDNS(ctx, false, ruleIndex, true)
dnsCtx = adapter.OverrideContext(dnsCtx)
if strategy == dns.DomainStrategyAsIS {
strategy = transportStrategy
dnsCtx := adapter.OverrideContext(ctx)
var addressLimit bool
transport, options, rule, ruleIndex = r.matchDNS(ctx, false, ruleIndex, true)
if strategy != dns.DomainStrategyAsIS {
options.Strategy = strategy
}
if rule != nil && rule.WithAddressLimit() {
addressLimit = true
responseAddrs, err = r.dnsClient.LookupWithResponseCheck(dnsCtx, transport, domain, strategy, func(responseAddrs []netip.Addr) bool {
responseAddrs, err = r.dnsClient.LookupWithResponseCheck(dnsCtx, transport, domain, options, func(responseAddrs []netip.Addr) bool {
metadata.DestinationAddresses = responseAddrs
return rule.MatchAddressLimit(metadata)
})
} else {
addressLimit = false
responseAddrs, err = r.dnsClient.Lookup(dnsCtx, transport, domain, strategy)
responseAddrs, err = r.dnsClient.Lookup(dnsCtx, transport, domain, options)
}
if err != nil {
if errors.Is(err, dns.ErrResponseRejectedCached) {

396
route/router.go
View file

@ -3,11 +3,9 @@ package route
import (
"context"
"errors"
"net"
"net/netip"
"net/url"
"os"
"os/user"
"runtime"
"strings"
"time"
@ -18,22 +16,16 @@ import (
"github.com/sagernet/sing-box/common/geoip"
"github.com/sagernet/sing-box/common/geosite"
"github.com/sagernet/sing-box/common/process"
"github.com/sagernet/sing-box/common/sniff"
"github.com/sagernet/sing-box/common/taskmonitor"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/experimental/libbox/platform"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-box/outbound"
R "github.com/sagernet/sing-box/route/rule"
"github.com/sagernet/sing-box/transport/fakeip"
"github.com/sagernet/sing-dns"
"github.com/sagernet/sing-mux"
"github.com/sagernet/sing-tun"
"github.com/sagernet/sing-vmess"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/bufio"
"github.com/sagernet/sing/common/bufio/deadline"
"github.com/sagernet/sing/common/control"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
@ -41,7 +33,6 @@ import (
N "github.com/sagernet/sing/common/network"
"github.com/sagernet/sing/common/ntp"
"github.com/sagernet/sing/common/task"
"github.com/sagernet/sing/common/uot"
"github.com/sagernet/sing/common/winpowrprof"
"github.com/sagernet/sing/service"
"github.com/sagernet/sing/service/pause"
@ -153,14 +144,14 @@ func NewRouter(
Logger: router.dnsLogger,
})
for i, ruleOptions := range options.Rules {
routeRule, err := NewRule(router, router.logger, ruleOptions, true)
routeRule, err := R.NewRule(router, router.logger, ruleOptions, true)
if err != nil {
return nil, E.Cause(err, "parse rule[", i, "]")
}
router.rules = append(router.rules, routeRule)
}
for i, dnsRuleOptions := range dnsOptions.Rules {
dnsRule, err := NewDNSRule(router, router.logger, dnsRuleOptions, true)
dnsRule, err := R.NewDNSRule(router, router.logger, dnsRuleOptions, true)
if err != nil {
return nil, E.Cause(err, "parse dns rule[", i, "]")
}
@ -170,7 +161,7 @@ func NewRouter(
if _, exists := router.ruleSetMap[ruleSetOptions.Tag]; exists {
return nil, E.New("duplicate rule-set tag: ", ruleSetOptions.Tag)
}
ruleSet, err := NewRuleSet(ctx, router, router.logger, ruleSetOptions)
ruleSet, err := R.NewRuleSet(ctx, router, router.logger, ruleSetOptions)
if err != nil {
return nil, E.Cause(err, "parse rule-set[", i, "]")
}
@ -429,8 +420,12 @@ func (r *Router) Initialize(inbounds []adapter.Inbound, outbounds []adapter.Outb
r.defaultOutboundForPacketConnection = defaultOutboundForPacketConnection
r.outboundByTag = outboundByTag
for i, rule := range r.rules {
if _, loaded := outboundByTag[rule.Outbound()]; !loaded {
return E.New("outbound not found for rule[", i, "]: ", rule.Outbound())
routeAction, isRoute := rule.Action().(*R.RuleActionRoute)
if !isRoute {
continue
}
if _, loaded := outboundByTag[routeAction.Outbound]; !loaded {
return E.New("outbound not found for rule[", i, "]: ", routeAction.Outbound)
}
}
return nil
@ -661,7 +656,7 @@ func (r *Router) PostStart() error {
monitor := taskmonitor.New(r.logger, C.StopTimeout)
if len(r.ruleSets) > 0 {
monitor.Start("initialize rule-set")
ruleSetStartContext := NewRuleSetStartContext()
ruleSetStartContext := R.NewRuleSetStartContext()
var ruleSetStartGroup task.Group
for i, ruleSet := range r.ruleSets {
ruleSetInPlace := ruleSet
@ -793,375 +788,6 @@ func (r *Router) NeedWIFIState() bool {
return r.needWIFIState
}
func (r *Router) RouteConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
if r.pauseManager.IsDevicePaused() {
return E.New("reject connection to ", metadata.Destination, " while device paused")
}
if metadata.InboundDetour != "" {
if metadata.LastInbound == metadata.InboundDetour {
return E.New("routing loop on detour: ", metadata.InboundDetour)
}
detour := r.inboundByTag[metadata.InboundDetour]
if detour == nil {
return E.New("inbound detour not found: ", metadata.InboundDetour)
}
injectable, isInjectable := detour.(adapter.InjectableInbound)
if !isInjectable {
return E.New("inbound detour is not injectable: ", metadata.InboundDetour)
}
if !common.Contains(injectable.Network(), N.NetworkTCP) {
return E.New("inject: TCP unsupported")
}
metadata.LastInbound = metadata.Inbound
metadata.Inbound = metadata.InboundDetour
metadata.InboundDetour = ""
err := injectable.NewConnection(ctx, conn, metadata)
if err != nil {
return E.Cause(err, "inject ", detour.Tag())
}
return nil
}
conntrack.KillerCheck()
metadata.Network = N.NetworkTCP
switch metadata.Destination.Fqdn {
case mux.Destination.Fqdn:
return E.New("global multiplex is deprecated since sing-box v1.7.0, enable multiplex in inbound options instead.")
case vmess.MuxDestination.Fqdn:
return E.New("global multiplex (v2ray legacy) not supported since sing-box v1.7.0.")
case uot.MagicAddress:
return E.New("global UoT not supported since sing-box v1.7.0.")
case uot.LegacyMagicAddress:
return E.New("global UoT (legacy) not supported since sing-box v1.7.0.")
}
if r.fakeIPStore != nil && r.fakeIPStore.Contains(metadata.Destination.Addr) {
domain, loaded := r.fakeIPStore.Lookup(metadata.Destination.Addr)
if !loaded {
return E.New("missing fakeip context")
}
metadata.OriginDestination = metadata.Destination
metadata.Destination = M.Socksaddr{
Fqdn: domain,
Port: metadata.Destination.Port,
}
metadata.FakeIP = true
r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
}
if deadline.NeedAdditionalReadDeadline(conn) {
conn = deadline.NewConn(conn)
}
if metadata.InboundOptions.SniffEnabled && !sniff.Skip(metadata) {
buffer := buf.NewPacket()
err := sniff.PeekStream(
ctx,
&metadata,
conn,
buffer,
time.Duration(metadata.InboundOptions.SniffTimeout),
sniff.TLSClientHello,
sniff.HTTPHost,
sniff.StreamDomainNameQuery,
sniff.SSH,
sniff.BitTorrent,
)
if err == nil {
if metadata.InboundOptions.SniffOverrideDestination && M.IsDomainName(metadata.Domain) {
metadata.Destination = M.Socksaddr{
Fqdn: metadata.Domain,
Port: metadata.Destination.Port,
}
}
if metadata.Domain != "" {
r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol, ", domain: ", metadata.Domain)
} else {
r.logger.DebugContext(ctx, "sniffed protocol: ", metadata.Protocol)
}
}
if !buffer.IsEmpty() {
conn = bufio.NewCachedConn(conn, buffer)
} else {
buffer.Release()
}
}
if r.dnsReverseMapping != nil && metadata.Domain == "" {
domain, loaded := r.dnsReverseMapping.Query(metadata.Destination.Addr)
if loaded {
metadata.Domain = domain
r.logger.DebugContext(ctx, "found reserve mapped domain: ", metadata.Domain)
}
}
if metadata.Destination.IsFqdn() && dns.DomainStrategy(metadata.InboundOptions.DomainStrategy) != dns.DomainStrategyAsIS {
addresses, err := r.Lookup(adapter.WithContext(ctx, &metadata), metadata.Destination.Fqdn, dns.DomainStrategy(metadata.InboundOptions.DomainStrategy))
if err != nil {
return err
}
metadata.DestinationAddresses = addresses
r.dnsLogger.DebugContext(ctx, "resolved [", strings.Join(F.MapToString(metadata.DestinationAddresses), " "), "]")
}
if metadata.Destination.IsIPv4() {
metadata.IPVersion = 4
} else if metadata.Destination.IsIPv6() {
metadata.IPVersion = 6
}
ctx, matchedRule, detour, err := r.match(ctx, &metadata, r.defaultOutboundForConnection)
if err != nil {
return err
}
if !common.Contains(detour.Network(), N.NetworkTCP) {
return E.New("missing supported outbound, closing connection")
}
if r.clashServer != nil {
trackerConn, tracker := r.clashServer.RoutedConnection(ctx, conn, metadata, matchedRule)
defer tracker.Leave()
conn = trackerConn
}
if r.v2rayServer != nil {
if statsService := r.v2rayServer.StatsService(); statsService != nil {
conn = statsService.RoutedConnection(metadata.Inbound, detour.Tag(), metadata.User, conn)
}
}
return detour.NewConnection(ctx, conn, metadata)
}
func (r *Router) RoutePacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
if r.pauseManager.IsDevicePaused() {
return E.New("reject packet connection to ", metadata.Destination, " while device paused")
}
if metadata.InboundDetour != "" {
if metadata.LastInbound == metadata.InboundDetour {
return E.New("routing loop on detour: ", metadata.InboundDetour)
}
detour := r.inboundByTag[metadata.InboundDetour]
if detour == nil {
return E.New("inbound detour not found: ", metadata.InboundDetour)
}
injectable, isInjectable := detour.(adapter.InjectableInbound)
if !isInjectable {
return E.New("inbound detour is not injectable: ", metadata.InboundDetour)
}
if !common.Contains(injectable.Network(), N.NetworkUDP) {
return E.New("inject: UDP unsupported")
}
metadata.LastInbound = metadata.Inbound
metadata.Inbound = metadata.InboundDetour
metadata.InboundDetour = ""
err := injectable.NewPacketConnection(ctx, conn, metadata)
if err != nil {
return E.Cause(err, "inject ", detour.Tag())
}
return nil
}
conntrack.KillerCheck()
metadata.Network = N.NetworkUDP
if r.fakeIPStore != nil && r.fakeIPStore.Contains(metadata.Destination.Addr) {
domain, loaded := r.fakeIPStore.Lookup(metadata.Destination.Addr)
if !loaded {
return E.New("missing fakeip context")
}
metadata.OriginDestination = metadata.Destination
metadata.Destination = M.Socksaddr{
Fqdn: domain,
Port: metadata.Destination.Port,
}
metadata.FakeIP = true
r.logger.DebugContext(ctx, "found fakeip domain: ", domain)
}
// Currently we don't have deadline usages for UDP connections
/*if deadline.NeedAdditionalReadDeadline(conn) {
conn = deadline.NewPacketConn(bufio.NewNetPacketConn(conn))
}*/
if metadata.InboundOptions.SniffEnabled || metadata.Destination.Addr.IsUnspecified() {
var bufferList []*buf.Buffer
for {
var (
buffer = buf.NewPacket()
destination M.Socksaddr
done = make(chan struct{})
err error
)
go func() {
sniffTimeout := C.ReadPayloadTimeout
if metadata.InboundOptions.SniffTimeout > 0 {
sniffTimeout = time.Duration(metadata.InboundOptions.SniffTimeout)
}
conn.SetReadDeadline(time.Now().Add(sniffTimeout))
destination, err = conn.ReadPacket(buffer)
conn.SetReadDeadline(time.Time{})
close(done)
}()
select {
case <-done:
case <-ctx.Done():
conn.Close()
return ctx.Err()
}
if err != nil {
buffer.Release()
if !errors.Is(err, os.ErrDeadlineExceeded) {
return err
}
} else {
if metadata.Destination.Addr.IsUnspecified() {
metadata.Destination = destination
}
if metadata.InboundOptions.SniffEnabled {
if len(bufferList) > 0 {
err = sniff.PeekPacket(
ctx,
&metadata,
buffer.Bytes(),
sniff.QUICClientHello,
)
} else {
err = sniff.PeekPacket(
ctx, &metadata,
buffer.Bytes(),
sniff.DomainNameQuery,
sniff.QUICClientHello,
sniff.STUNMessage,
sniff.UTP,
sniff.UDPTracker,
sniff.DTLSRecord)
}
if E.IsMulti(err, sniff.ErrClientHelloFragmented) && len(bufferList) == 0 {
bufferList = append(bufferList, buffer)
r.logger.DebugContext(ctx, "attempt to sniff fragmented QUIC client hello")
continue
}
if metadata.Protocol != "" {
if metadata.InboundOptions.SniffOverrideDestination && M.IsDomainName(metadata.Domain) {
metadata.Destination = M.Socksaddr{
Fqdn: metadata.Domain,
Port: metadata.Destination.Port,
}
}
if metadata.Domain != "" && metadata.Client != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", domain: ", metadata.Domain, ", client: ", metadata.Client)
} else if metadata.Domain != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", domain: ", metadata.Domain)
} else if metadata.Client != "" {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol, ", client: ", metadata.Client)
} else {
r.logger.DebugContext(ctx, "sniffed packet protocol: ", metadata.Protocol)
}
}
}
conn = bufio.NewCachedPacketConn(conn, buffer, destination)
}
for _, cachedBuffer := range common.Reverse(bufferList) {
conn = bufio.NewCachedPacketConn(conn, cachedBuffer, destination)
}
break
}
}
if r.dnsReverseMapping != nil && metadata.Domain == "" {
domain, loaded := r.dnsReverseMapping.Query(metadata.Destination.Addr)
if loaded {
metadata.Domain = domain
r.logger.DebugContext(ctx, "found reserve mapped domain: ", metadata.Domain)
}
}
if metadata.Destination.IsFqdn() && dns.DomainStrategy(metadata.InboundOptions.DomainStrategy) != dns.DomainStrategyAsIS {
addresses, err := r.Lookup(adapter.WithContext(ctx, &metadata), metadata.Destination.Fqdn, dns.DomainStrategy(metadata.InboundOptions.DomainStrategy))
if err != nil {
return err
}
metadata.DestinationAddresses = addresses
r.dnsLogger.DebugContext(ctx, "resolved [", strings.Join(F.MapToString(metadata.DestinationAddresses), " "), "]")
}
if metadata.Destination.IsIPv4() {
metadata.IPVersion = 4
} else if metadata.Destination.IsIPv6() {
metadata.IPVersion = 6
}
ctx, matchedRule, detour, err := r.match(ctx, &metadata, r.defaultOutboundForPacketConnection)
if err != nil {
return err
}
if !common.Contains(detour.Network(), N.NetworkUDP) {
return E.New("missing supported outbound, closing packet connection")
}
if r.clashServer != nil {
trackerConn, tracker := r.clashServer.RoutedPacketConnection(ctx, conn, metadata, matchedRule)
defer tracker.Leave()
conn = trackerConn
}
if r.v2rayServer != nil {
if statsService := r.v2rayServer.StatsService(); statsService != nil {
conn = statsService.RoutedPacketConnection(metadata.Inbound, detour.Tag(), metadata.User, conn)
}
}
if metadata.FakeIP {
conn = bufio.NewNATPacketConn(bufio.NewNetPacketConn(conn), metadata.OriginDestination, metadata.Destination)
}
return detour.NewPacketConnection(ctx, conn, metadata)
}
func (r *Router) match(ctx context.Context, metadata *adapter.InboundContext, defaultOutbound adapter.Outbound) (context.Context, adapter.Rule, adapter.Outbound, error) {
matchRule, matchOutbound := r.match0(ctx, metadata, defaultOutbound)
if contextOutbound, loaded := outbound.TagFromContext(ctx); loaded {
if contextOutbound == matchOutbound.Tag() {
return nil, nil, nil, E.New("connection loopback in outbound/", matchOutbound.Type(), "[", matchOutbound.Tag(), "]")
}
}
ctx = outbound.ContextWithTag(ctx, matchOutbound.Tag())
return ctx, matchRule, matchOutbound, nil
}
func (r *Router) match0(ctx context.Context, metadata *adapter.InboundContext, defaultOutbound adapter.Outbound) (adapter.Rule, adapter.Outbound) {
if r.processSearcher != nil {
var originDestination netip.AddrPort
if metadata.OriginDestination.IsValid() {
originDestination = metadata.OriginDestination.AddrPort()
} else if metadata.Destination.IsIP() {
originDestination = metadata.Destination.AddrPort()
}
processInfo, err := process.FindProcessInfo(r.processSearcher, ctx, metadata.Network, metadata.Source.AddrPort(), originDestination)
if err != nil {
r.logger.InfoContext(ctx, "failed to search process: ", err)
} else {
if processInfo.ProcessPath != "" {
r.logger.InfoContext(ctx, "found process path: ", processInfo.ProcessPath)
} else if processInfo.PackageName != "" {
r.logger.InfoContext(ctx, "found package name: ", processInfo.PackageName)
} else if processInfo.UserId != -1 {
if /*needUserName &&*/ true {
osUser, _ := user.LookupId(F.ToString(processInfo.UserId))
if osUser != nil {
processInfo.User = osUser.Username
}
}
if processInfo.User != "" {
r.logger.InfoContext(ctx, "found user: ", processInfo.User)
} else {
r.logger.InfoContext(ctx, "found user id: ", processInfo.UserId)
}
}
metadata.ProcessInfo = processInfo
}
}
for i, rule := range r.rules {
metadata.ResetRuleCache()
if rule.Match(metadata) {
detour := rule.Outbound()
r.logger.DebugContext(ctx, "match[", i, "] ", rule.String(), " => ", detour)
if outbound, loaded := r.Outbound(detour); loaded {
return rule, outbound
}
r.logger.ErrorContext(ctx, "outbound not found: ", detour)
}
}
return nil, defaultOutbound
}
func (r *Router) InterfaceFinder() control.InterfaceFinder {
return r.interfaceFinder
}

14
route/rule_abstract.go → route/rule/rule_abstract.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"io"
@ -20,7 +20,7 @@ type abstractDefaultRule struct {
allItems []RuleItem
ruleSetItem RuleItem
invert bool
outbound string
action adapter.RuleAction
}
func (r *abstractDefaultRule) Type() string {
@ -150,8 +150,8 @@ func (r *abstractDefaultRule) Match(metadata *adapter.InboundContext) bool {
return !r.invert
}
func (r *abstractDefaultRule) Outbound() string {
return r.outbound
func (r *abstractDefaultRule) Action() adapter.RuleAction {
return r.action
}
func (r *abstractDefaultRule) String() string {
@ -166,7 +166,7 @@ type abstractLogicalRule struct {
rules []adapter.HeadlessRule
mode string
invert bool
outbound string
action adapter.RuleAction
}
func (r *abstractLogicalRule) Type() string {
@ -231,8 +231,8 @@ func (r *abstractLogicalRule) Match(metadata *adapter.InboundContext) bool {
}
}
func (r *abstractLogicalRule) Outbound() string {
return r.outbound
func (r *abstractLogicalRule) Action() adapter.RuleAction {
return r.action
}
func (r *abstractLogicalRule) String() string {

228
route/rule/rule_action.go Normal file
View file

@ -0,0 +1,228 @@
package rule
import (
"net/netip"
"strings"
"time"
"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/sniff"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
"github.com/sagernet/sing-dns"
E "github.com/sagernet/sing/common/exceptions"
F "github.com/sagernet/sing/common/format"
)
func NewRuleAction(action option.RuleAction) (adapter.RuleAction, error) {
switch action.Action {
case C.RuleActionTypeRoute:
return &RuleActionRoute{
Outbound: action.RouteOptions.Outbound,
UDPDisableDomainUnmapping: action.RouteOptions.UDPDisableDomainUnmapping,
}, nil
case C.RuleActionTypeReturn:
return &RuleActionReject{}, nil
case C.RuleActionTypeReject:
return &RuleActionReject{
Method: string(action.RejectOptions.Method),
}, nil
case C.RuleActionTypeHijackDNS:
return &RuleActionHijackDNS{}, nil
case C.RuleActionTypeSniff:
sniffAction := &RuleActionSniff{
snifferNames: action.SniffOptions.Sniffer,
Timeout: time.Duration(action.SniffOptions.Timeout),
}
return sniffAction, sniffAction.build()
case C.RuleActionTypeResolve:
return &RuleActionResolve{
Strategy: dns.DomainStrategy(action.ResolveOptions.Strategy),
Server: action.ResolveOptions.Server,
}, nil
default:
panic(F.ToString("unknown rule action: ", action.Action))
}
}
func NewDNSRuleAction(action option.DNSRuleAction) adapter.RuleAction {
switch action.Action {
case C.RuleActionTypeRoute:
return &RuleActionDNSRoute{
Server: action.RouteOptions.Server,
DisableCache: action.RouteOptions.DisableCache,
RewriteTTL: action.RouteOptions.RewriteTTL,
ClientSubnet: action.RouteOptions.ClientSubnet.Build(),
}
case C.RuleActionTypeReturn:
return &RuleActionReturn{}
case C.RuleActionTypeReject:
return &RuleActionReject{
Method: string(action.RejectOptions.Method),
}
default:
panic(F.ToString("unknown rule action: ", action.Action))
}
}
type RuleActionRoute struct {
Outbound string
UDPDisableDomainUnmapping bool
}
func (r *RuleActionRoute) Type() string {
return C.RuleActionTypeRoute
}
func (r *RuleActionRoute) String() string {
return F.ToString("route(", r.Outbound, ")")
}
type RuleActionDNSRoute struct {
Server string
DisableCache bool
RewriteTTL *uint32
ClientSubnet netip.Prefix
}
func (r *RuleActionDNSRoute) Type() string {
return C.RuleActionTypeRoute
}
func (r *RuleActionDNSRoute) String() string {
return F.ToString("route(", r.Server, ")")
}
type RuleActionReturn struct{}
func (r *RuleActionReturn) Type() string {
return C.RuleActionTypeReturn
}
func (r *RuleActionReturn) String() string {
return "return"
}
type RuleActionReject struct {
Method string
}
func (r *RuleActionReject) Type() string {
return C.RuleActionTypeReject
}
func (r *RuleActionReject) String() string {
if r.Method == C.RuleActionRejectMethodDefault {
return "reject"
}
return F.ToString("reject(", r.Method, ")")
}
type RuleActionHijackDNS struct{}
func (r *RuleActionHijackDNS) Type() string {
return C.RuleActionTypeHijackDNS
}
func (r *RuleActionHijackDNS) String() string {
return "hijack-dns"
}
type RuleActionSniff struct {
snifferNames []string
StreamSniffers []sniff.StreamSniffer
PacketSniffers []sniff.PacketSniffer
Timeout time.Duration
// Deprecated
OverrideDestination bool
}
func (r *RuleActionSniff) Type() string {
return C.RuleActionTypeSniff
}
func (r *RuleActionSniff) build() error {
if len(r.StreamSniffers) > 0 || len(r.PacketSniffers) > 0 {
return nil
}
if len(r.snifferNames) > 0 {
for _, name := range r.snifferNames {
switch name {
case C.ProtocolTLS:
r.StreamSniffers = append(r.StreamSniffers, sniff.TLSClientHello)
case C.ProtocolHTTP:
r.StreamSniffers = append(r.StreamSniffers, sniff.HTTPHost)
case C.ProtocolQUIC:
r.PacketSniffers = append(r.PacketSniffers, sniff.QUICClientHello)
case C.ProtocolDNS:
r.StreamSniffers = append(r.StreamSniffers, sniff.StreamDomainNameQuery)
r.PacketSniffers = append(r.PacketSniffers, sniff.DomainNameQuery)
case C.ProtocolSTUN:
r.PacketSniffers = append(r.PacketSniffers, sniff.STUNMessage)
case C.ProtocolBitTorrent:
r.StreamSniffers = append(r.StreamSniffers, sniff.BitTorrent)
r.PacketSniffers = append(r.PacketSniffers, sniff.UTP)
r.PacketSniffers = append(r.PacketSniffers, sniff.UDPTracker)
case C.ProtocolDTLS:
r.PacketSniffers = append(r.PacketSniffers, sniff.DTLSRecord)
case C.ProtocolSSH:
r.StreamSniffers = append(r.StreamSniffers, sniff.SSH)
case C.ProtocolRDP:
r.StreamSniffers = append(r.StreamSniffers, sniff.RDP)
default:
return E.New("unknown sniffer: ", name)
}
}
} else {
r.StreamSniffers = []sniff.StreamSniffer{
sniff.TLSClientHello,
sniff.HTTPHost,
sniff.StreamDomainNameQuery,
sniff.BitTorrent,
sniff.SSH,
sniff.RDP,
}
r.PacketSniffers = []sniff.PacketSniffer{
sniff.DomainNameQuery,
sniff.QUICClientHello,
sniff.STUNMessage,
sniff.UTP,
sniff.UDPTracker,
sniff.DTLSRecord,
}
}
return nil
}
func (r *RuleActionSniff) String() string {
if len(r.snifferNames) == 0 && r.Timeout == 0 {
return "sniff"
} else if len(r.snifferNames) > 0 && r.Timeout == 0 {
return F.ToString("sniff(", strings.Join(r.snifferNames, ","), ")")
} else if len(r.snifferNames) == 0 && r.Timeout > 0 {
return F.ToString("sniff(", r.Timeout.String(), ")")
} else {
return F.ToString("sniff(", strings.Join(r.snifferNames, ","), ",", r.Timeout.String(), ")")
}
}
type RuleActionResolve struct {
Strategy dns.DomainStrategy
Server string
}
func (r *RuleActionResolve) Type() string {
return C.RuleActionTypeResolve
}
func (r *RuleActionResolve) String() string {
if r.Strategy == dns.DomainStrategyAsIS && r.Server == "" {
return F.ToString("resolve")
} else if r.Strategy != dns.DomainStrategyAsIS && r.Server == "" {
return F.ToString("resolve(", option.DomainStrategy(r.Strategy).String(), ")")
} else if r.Strategy == dns.DomainStrategyAsIS && r.Server != "" {
return F.ToString("resolve(", r.Server, ")")
} else {
return F.ToString("resolve(", option.DomainStrategy(r.Strategy).String(), ",", r.Server, ")")
}
}

38
route/rule_default.go → route/rule/rule_default.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"github.com/sagernet/sing-box/adapter"
@ -14,17 +14,23 @@ func NewRule(router adapter.Router, logger log.ContextLogger, options option.Rul
if !options.DefaultOptions.IsValid() {
return nil, E.New("missing conditions")
}
if options.DefaultOptions.Outbound == "" && checkOutbound {
switch options.DefaultOptions.Action {
case "", C.RuleActionTypeRoute:
if options.DefaultOptions.RouteOptions.Outbound == "" && checkOutbound {
return nil, E.New("missing outbound field")
}
}
return NewDefaultRule(router, logger, options.DefaultOptions)
case C.RuleTypeLogical:
if !options.LogicalOptions.IsValid() {
return nil, E.New("missing conditions")
}
if options.LogicalOptions.Outbound == "" && checkOutbound {
switch options.LogicalOptions.Action {
case "", C.RuleActionTypeRoute:
if options.LogicalOptions.RouteOptions.Outbound == "" && checkOutbound {
return nil, E.New("missing outbound field")
}
}
return NewLogicalRule(router, logger, options.LogicalOptions)
default:
return nil, E.New("unknown rule type: ", options.Type)
@ -43,10 +49,14 @@ type RuleItem interface {
}
func NewDefaultRule(router adapter.Router, logger log.ContextLogger, options option.DefaultRule) (*DefaultRule, error) {
action, err := NewRuleAction(options.RuleAction)
if err != nil {
return nil, E.Cause(err, "action")
}
rule := &DefaultRule{
abstractDefaultRule{
invert: options.Invert,
outbound: options.Outbound,
action: action,
},
}
if len(options.Inbound) > 0 {
@ -232,27 +242,31 @@ type LogicalRule struct {
}
func NewLogicalRule(router adapter.Router, logger log.ContextLogger, options option.LogicalRule) (*LogicalRule, error) {
r := &LogicalRule{
action, err := NewRuleAction(options.RuleAction)
if err != nil {
return nil, E.Cause(err, "action")
}
rule := &LogicalRule{
abstractLogicalRule{
rules: make([]adapter.HeadlessRule, len(options.Rules)),
invert: options.Invert,
outbound: options.Outbound,
action: action,
},
}
switch options.Mode {
case C.LogicalTypeAnd:
r.mode = C.LogicalTypeAnd
rule.mode = C.LogicalTypeAnd
case C.LogicalTypeOr:
r.mode = C.LogicalTypeOr
rule.mode = C.LogicalTypeOr
default:
return nil, E.New("unknown logical mode: ", options.Mode)
}
for i, subRule := range options.Rules {
rule, err := NewRule(router, logger, subRule, false)
for i, subOptions := range options.Rules {
subRule, err := NewRule(router, logger, subOptions, false)
if err != nil {
return nil, E.Cause(err, "sub rule[", i, "]")
}
r.rules[i] = rule
rule.rules[i] = subRule
}
return r, nil
return rule, nil
}

54
route/rule_dns.go → route/rule/rule_dns.go
View file

@ -1,8 +1,6 @@
package route
package rule
import (
"net/netip"
"github.com/sagernet/sing-box/adapter"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/log"
@ -17,17 +15,23 @@ func NewDNSRule(router adapter.Router, logger log.ContextLogger, options option.
if !options.DefaultOptions.IsValid() {
return nil, E.New("missing conditions")
}
if options.DefaultOptions.Server == "" && checkServer {
switch options.DefaultOptions.Action {
case "", C.RuleActionTypeRoute:
if options.DefaultOptions.RouteOptions.Server == "" && checkServer {
return nil, E.New("missing server field")
}
}
return NewDefaultDNSRule(router, logger, options.DefaultOptions)
case C.RuleTypeLogical:
if !options.LogicalOptions.IsValid() {
return nil, E.New("missing conditions")
}
if options.LogicalOptions.Server == "" && checkServer {
switch options.LogicalOptions.Action {
case "", C.RuleActionTypeRoute:
if options.LogicalOptions.RouteOptions.Server == "" && checkServer {
return nil, E.New("missing server field")
}
}
return NewLogicalDNSRule(router, logger, options.LogicalOptions)
default:
return nil, E.New("unknown rule type: ", options.Type)
@ -38,20 +42,14 @@ var _ adapter.DNSRule = (*DefaultDNSRule)(nil)
type DefaultDNSRule struct {
abstractDefaultRule
disableCache bool
rewriteTTL *uint32
clientSubnet *netip.Prefix
}
func NewDefaultDNSRule(router adapter.Router, logger log.ContextLogger, options option.DefaultDNSRule) (*DefaultDNSRule, error) {
rule := &DefaultDNSRule{
abstractDefaultRule: abstractDefaultRule{
invert: options.Invert,
outbound: options.Server,
action: NewDNSRuleAction(options.DNSRuleAction),
},
disableCache: options.DisableCache,
rewriteTTL: options.RewriteTTL,
clientSubnet: (*netip.Prefix)(options.ClientSubnet),
}
if len(options.Inbound) > 0 {
item := NewInboundRule(options.Inbound)
@ -234,16 +232,8 @@ func NewDefaultDNSRule(router adapter.Router, logger log.ContextLogger, options
return rule, nil
}
func (r *DefaultDNSRule) DisableCache() bool {
return r.disableCache
}
func (r *DefaultDNSRule) RewriteTTL() *uint32 {
return r.rewriteTTL
}
func (r *DefaultDNSRule) ClientSubnet() *netip.Prefix {
return r.clientSubnet
func (r *DefaultDNSRule) Action() adapter.RuleAction {
return r.action
}
func (r *DefaultDNSRule) WithAddressLimit() bool {
@ -278,9 +268,6 @@ var _ adapter.DNSRule = (*LogicalDNSRule)(nil)
type LogicalDNSRule struct {
abstractLogicalRule
disableCache bool
rewriteTTL *uint32
clientSubnet *netip.Prefix
}
func NewLogicalDNSRule(router adapter.Router, logger log.ContextLogger, options option.LogicalDNSRule) (*LogicalDNSRule, error) {
@ -288,11 +275,8 @@ func NewLogicalDNSRule(router adapter.Router, logger log.ContextLogger, options
abstractLogicalRule: abstractLogicalRule{
rules: make([]adapter.HeadlessRule, len(options.Rules)),
invert: options.Invert,
outbound: options.Server,
action: NewDNSRuleAction(options.DNSRuleAction),
},
disableCache: options.DisableCache,
rewriteTTL: options.RewriteTTL,
clientSubnet: (*netip.Prefix)(options.ClientSubnet),
}
switch options.Mode {
case C.LogicalTypeAnd:
@ -312,16 +296,8 @@ func NewLogicalDNSRule(router adapter.Router, logger log.ContextLogger, options
return r, nil
}
func (r *LogicalDNSRule) DisableCache() bool {
return r.disableCache
}
func (r *LogicalDNSRule) RewriteTTL() *uint32 {
return r.rewriteTTL
}
func (r *LogicalDNSRule) ClientSubnet() *netip.Prefix {
return r.clientSubnet
func (r *LogicalDNSRule) Action() adapter.RuleAction {
return r.action
}
func (r *LogicalDNSRule) WithAddressLimit() bool {

2
route/rule_headless.go → route/rule/rule_headless.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"github.com/sagernet/sing-box/adapter"

2
route/rule_item_adguard.go → route/rule/rule_item_adguard.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_auth_user.go → route/rule/rule_item_auth_user.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_cidr.go → route/rule/rule_item_cidr.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"net/netip"

2
route/rule_item_clash_mode.go → route/rule/rule_item_clash_mode.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_client.go → route/rule/rule_item_client.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_domain.go → route/rule/rule_item_domain.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_domain_keyword.go → route/rule/rule_item_domain_keyword.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_domain_regex.go → route/rule/rule_item_domain_regex.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"regexp"

2
route/rule_item_geoip.go → route/rule/rule_item_geoip.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"net/netip"

2
route/rule_item_geosite.go → route/rule/rule_item_geosite.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_inbound.go → route/rule/rule_item_inbound.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_ip_is_private.go → route/rule/rule_item_ip_is_private.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"net/netip"

2
route/rule_item_ipversion.go → route/rule/rule_item_ipversion.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"github.com/sagernet/sing-box/adapter"

2
route/rule_item_network.go → route/rule/rule_item_network.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_outbound.go → route/rule/rule_item_outbound.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_package_name.go → route/rule/rule_item_package_name.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_port.go → route/rule/rule_item_port.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_port_range.go → route/rule/rule_item_port_range.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strconv"

2
route/rule_item_process_name.go → route/rule/rule_item_process_name.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"path/filepath"

2
route/rule_item_process_path.go → route/rule/rule_item_process_path.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_process_path_regex.go → route/rule/rule_item_process_path_regex.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"regexp"

2
route/rule_item_protocol.go → route/rule/rule_item_protocol.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_query_type.go → route/rule/rule_item_query_type.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_rule_set.go → route/rule/rule_item_rule_set.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_user.go → route/rule/rule_item_user.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_user_id.go → route/rule/rule_item_user_id.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_wifi_bssid.go → route/rule/rule_item_wifi_bssid.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

2
route/rule_item_wifi_ssid.go → route/rule/rule_item_wifi_ssid.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"strings"

30
route/rule_set.go → route/rule/rule_set.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"context"
@ -86,3 +86,31 @@ func (c *RuleSetStartContext) Close() {
client.CloseIdleConnections()
}
}
func hasHeadlessRule(rules []option.HeadlessRule, cond func(rule option.DefaultHeadlessRule) bool) bool {
for _, rule := range rules {
switch rule.Type {
case C.RuleTypeDefault:
if cond(rule.DefaultOptions) {
return true
}
case C.RuleTypeLogical:
if hasHeadlessRule(rule.LogicalOptions.Rules, cond) {
return true
}
}
}
return false
}
func isProcessHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.ProcessName) > 0 || len(rule.ProcessPath) > 0 || len(rule.PackageName) > 0
}
func isWIFIHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.WIFISSID) > 0 || len(rule.WIFIBSSID) > 0
}
func isIPCIDRHeadlessRule(rule option.DefaultHeadlessRule) bool {
return len(rule.IPCIDR) > 0 || rule.IPSet != nil
}

2
route/rule_set_local.go → route/rule/rule_set_local.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"context"

2
route/rule_set_remote.go → route/rule/rule_set_remote.go
View file

@ -1,4 +1,4 @@
package route
package rule
import (
"bytes"

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