mirror of
https://github.com/SagerNet/sing-box.git
synced 2025-06-08 01:22:07 +08:00
118 lines
3.2 KiB
Go
118 lines
3.2 KiB
Go
package ssmapi
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import (
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"context"
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"errors"
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"net/http"
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"github.com/sagernet/sing-box/adapter"
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boxService "github.com/sagernet/sing-box/adapter/service"
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"github.com/sagernet/sing-box/common/listener"
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"github.com/sagernet/sing-box/common/tls"
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C "github.com/sagernet/sing-box/constant"
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"github.com/sagernet/sing-box/log"
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"github.com/sagernet/sing-box/option"
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"github.com/sagernet/sing/common"
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E "github.com/sagernet/sing/common/exceptions"
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N "github.com/sagernet/sing/common/network"
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aTLS "github.com/sagernet/sing/common/tls"
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"github.com/sagernet/sing/service"
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"github.com/go-chi/chi/v5"
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"golang.org/x/net/http2"
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)
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func RegisterService(registry *boxService.Registry) {
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boxService.Register[option.SSMAPIServiceOptions](registry, C.TypeSSMAPI, NewService)
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}
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type Service struct {
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boxService.Adapter
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ctx context.Context
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logger log.ContextLogger
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listener *listener.Listener
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tlsConfig tls.ServerConfig
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httpServer *http.Server
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}
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func NewService(ctx context.Context, logger log.ContextLogger, tag string, options option.SSMAPIServiceOptions) (adapter.Service, error) {
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chiRouter := chi.NewRouter()
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s := &Service{
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Adapter: boxService.NewAdapter(C.TypeSSMAPI, tag),
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ctx: ctx,
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logger: logger,
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listener: listener.New(listener.Options{
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Context: ctx,
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Logger: logger,
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Network: []string{N.NetworkTCP},
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Listen: options.ListenOptions,
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}),
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httpServer: &http.Server{
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Handler: chiRouter,
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},
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}
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inboundManager := service.FromContext[adapter.InboundManager](ctx)
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if options.Servers.Size() == 0 {
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return nil, E.New("missing servers")
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}
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for i, entry := range options.Servers.Entries() {
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inbound, loaded := inboundManager.Get(entry.Value)
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if !loaded {
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return nil, E.New("parse SSM server[", i, "]: inbound ", entry.Value, " not found")
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}
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managedServer, isManaged := inbound.(adapter.ManagedSSMServer)
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if !isManaged {
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return nil, E.New("parse SSM server[", i, "]: inbound/", inbound.Type(), "[", inbound.Tag(), "] is not a SSM server")
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}
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traffic := NewTrafficManager()
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managedServer.SetTracker(traffic)
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user := NewUserManager(managedServer, traffic)
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chiRouter.Route(entry.Key, NewAPIServer(logger, traffic, user).Route)
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}
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if options.TLS != nil {
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tlsConfig, err := tls.NewServer(ctx, logger, common.PtrValueOrDefault(options.TLS))
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if err != nil {
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return nil, err
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}
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s.tlsConfig = tlsConfig
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}
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return s, nil
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}
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func (s *Service) Start(stage adapter.StartStage) error {
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if stage != adapter.StartStateStart {
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return nil
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}
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if s.tlsConfig != nil {
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err := s.tlsConfig.Start()
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if err != nil {
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return E.Cause(err, "create TLS config")
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}
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}
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tcpListener, err := s.listener.ListenTCP()
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if err != nil {
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return err
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}
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if s.tlsConfig != nil {
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if !common.Contains(s.tlsConfig.NextProtos(), http2.NextProtoTLS) {
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s.tlsConfig.SetNextProtos(append([]string{"h2"}, s.tlsConfig.NextProtos()...))
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}
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tcpListener = aTLS.NewListener(tcpListener, s.tlsConfig)
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}
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go func() {
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err = s.httpServer.Serve(tcpListener)
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if err != nil && !errors.Is(err, http.ErrServerClosed) {
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s.logger.Error("serve error: ", err)
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}
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}()
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return nil
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}
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func (s *Service) Close() error {
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return common.Close(
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common.PtrOrNil(s.httpServer),
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common.PtrOrNil(s.listener),
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s.tlsConfig,
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)
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}
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