mirror of
https://github.com/shtorm-7/sing-box-extended.git
synced 2026-08-07 14:25:17 +03:00
123 lines
3.5 KiB
Go
123 lines
3.5 KiB
Go
package call
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import (
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"context"
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"net"
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"github.com/sagernet/sing-box/adapter"
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"github.com/sagernet/sing-box/adapter/inbound"
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"github.com/sagernet/sing-box/common/dialer"
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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-box/transport/call"
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"github.com/sagernet/sing/common/bufio"
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"github.com/sagernet/sing/common/bufio/deadline"
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E "github.com/sagernet/sing/common/exceptions"
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"github.com/sagernet/sing/common/logger"
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M "github.com/sagernet/sing/common/metadata"
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N "github.com/sagernet/sing/common/network"
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"github.com/sagernet/sing/service"
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)
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func RegisterInbound(registry *inbound.Registry) {
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inbound.Register[option.CallInboundOptions](registry, C.TypeCall, NewInbound)
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}
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type Inbound struct {
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inbound.Adapter
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ctx context.Context
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router adapter.ConnectionRouterEx
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logger logger.ContextLogger
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options option.CallInboundOptions
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dialer N.Dialer
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bridge *call.Bridge
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}
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func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.CallInboundOptions) (adapter.Inbound, error) {
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if options.Platform == "" {
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return nil, E.New("missing platform")
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}
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outboundDialer, err := dialer.New(ctx, options.DialerOptions, true)
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if err != nil {
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return nil, err
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}
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return &Inbound{
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Adapter: inbound.NewAdapter(C.TypeCall, tag),
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ctx: ctx,
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router: router,
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logger: logger,
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options: options,
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dialer: outboundDialer,
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}, nil
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}
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func (h *Inbound) Start(stage adapter.StartStage) error {
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if stage != adapter.StartStatePostStart {
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return nil
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}
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go h.run()
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return nil
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}
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func (h *Inbound) Close() error {
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if h.bridge == nil {
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return nil
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}
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return h.bridge.Close()
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}
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func (h *Inbound) run() {
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dnsRouter := service.FromContext[adapter.DNSRouter](h.ctx)
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bridge, err := call.Connect(h.ctx, call.Config{
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Platform: h.options.Platform,
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Mode: h.options.Mode,
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JoinLink: h.options.JoinLink,
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CookieString: h.options.Cookies.Header(),
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Email: h.options.Email,
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Password: h.options.Password,
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ReadBuffer: h.options.ReadBuffer,
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Role: call.RoleCreator,
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Dialer: h.dialer,
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DNSRouter: dnsRouter,
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Logger: h.logger,
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})
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if err != nil {
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h.logger.ErrorContext(h.ctx, err)
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return
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}
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h.bridge = bridge
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bridge.SetAcceptHandler(func(conn net.Conn, destination string) {
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h.handleConnection(conn, M.ParseSocksaddr(destination))
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})
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bridge.SetUDPAcceptHandler(func(conn net.Conn, destination string) {
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h.handlePacketConnection(bufio.NewUnbindPacketConnWithAddr(conn, M.ParseSocksaddr(destination)), M.ParseSocksaddr(destination))
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})
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}
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func (h *Inbound) handleConnection(conn net.Conn, destination M.Socksaddr) {
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ctx := log.ContextWithNewID(h.ctx)
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var metadata adapter.InboundContext
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metadata.Inbound = h.Tag()
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metadata.InboundType = h.Type()
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metadata.Source = M.Socksaddr{}
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metadata.Destination = destination
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h.logger.InfoContext(ctx, "inbound connection to ", destination)
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h.router.RouteConnectionEx(ctx, deadline.NewConn(conn), metadata, N.OnceClose(func(it error) {
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conn.Close()
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}))
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}
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func (h *Inbound) handlePacketConnection(conn N.PacketConn, destination M.Socksaddr) {
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ctx := log.ContextWithNewID(h.ctx)
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var metadata adapter.InboundContext
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metadata.Inbound = h.Tag()
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metadata.InboundType = h.Type()
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metadata.Source = M.Socksaddr{}
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metadata.Destination = destination
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h.logger.InfoContext(ctx, "inbound packet connection to ", destination)
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h.router.RoutePacketConnectionEx(ctx, conn, metadata, N.OnceClose(func(it error) {
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conn.Close()
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}))
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}
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