mirror of
https://github.com/shtorm-7/sing-box-extended.git
synced 2026-06-05 10:47:32 +03:00
103 lines
3.3 KiB
Go
103 lines
3.3 KiB
Go
package trusttunnel
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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/outbound"
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"github.com/sagernet/sing-box/common/dialer"
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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-box/transport/trusttunnel"
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"github.com/sagernet/sing/common"
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"github.com/sagernet/sing/common/bufio"
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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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)
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func RegisterOutbound(registry *outbound.Registry) {
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outbound.Register[option.TrustTunnelOutboundOptions](registry, C.TypeTrustTunnel, NewOutbound)
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}
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type Outbound struct {
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outbound.Adapter
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logger logger.ContextLogger
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client trusttunnel.Dialer
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}
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func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TrustTunnelOutboundOptions) (adapter.Outbound, error) {
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if options.TLS == nil || !options.TLS.Enabled {
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return nil, C.ErrTLSRequired
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}
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outboundDialer, err := dialer.New(ctx, options.DialerOptions, options.ServerIsDomain())
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if err != nil {
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return nil, err
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}
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serverAddr := options.ServerOptions.Build()
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networkList := options.Network.Build()
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tlsConfig, err := tls.NewClient(ctx, logger, options.Server, 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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clientOpts := trusttunnel.ClientOptions{
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Dialer: outboundDialer,
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TLSConfig: tlsConfig,
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Server: serverAddr,
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Username: options.Username,
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Password: options.Password,
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QUIC: options.QUIC,
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CongestionControl: options.CongestionController,
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CWND: options.CWND,
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BBRProfile: options.BBRProfile,
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HealthCheck: options.HealthCheck,
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}
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var client trusttunnel.Dialer
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if options.Multiplex != nil && options.Multiplex.Enabled {
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clientOpts.MaxConnections = options.Multiplex.MaxConnections
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clientOpts.MinStreams = options.Multiplex.MinStreams
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clientOpts.MaxStreams = options.Multiplex.MaxStreams
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client, err = trusttunnel.NewMultiplexClient(ctx, clientOpts)
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} else {
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client, err = trusttunnel.NewClient(ctx, clientOpts)
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}
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if err != nil {
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return nil, err
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}
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return &Outbound{
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Adapter: outbound.NewAdapterWithDialerOptions(C.TypeTrustTunnel, tag, networkList, options.DialerOptions),
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logger: logger,
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client: client,
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}, nil
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}
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func (h *Outbound) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
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switch N.NetworkName(network) {
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case N.NetworkTCP:
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h.logger.InfoContext(ctx, "outbound connection to ", destination)
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return h.client.Dial(ctx, destination.String())
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case N.NetworkUDP:
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h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
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conn, err := h.client.ListenPacket(ctx)
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if err != nil {
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return nil, err
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}
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return bufio.NewBindPacketConn(conn, destination), nil
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default:
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return nil, E.New("unsupported network: ", network)
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}
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}
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func (h *Outbound) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
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h.logger.InfoContext(ctx, "outbound packet connection to ", destination)
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return h.client.ListenPacket(ctx)
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}
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func (h *Outbound) Close() error {
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return h.client.Close()
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}
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