69 lines
2.1 KiB
Go
69 lines
2.1 KiB
Go
package inbound
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import (
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std_bufio "bufio"
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"context"
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"net"
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"os"
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"github.com/sagernet/sing-box/adapter"
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"github.com/sagernet/sing-box/common/uot"
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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/auth"
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"github.com/sagernet/sing/common/buf"
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"github.com/sagernet/sing/common/bufio"
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N "github.com/sagernet/sing/common/network"
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"github.com/sagernet/sing/common/rw"
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"github.com/sagernet/sing/protocol/http"
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"github.com/sagernet/sing/protocol/socks"
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"github.com/sagernet/sing/protocol/socks/socks4"
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"github.com/sagernet/sing/protocol/socks/socks5"
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)
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var (
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_ adapter.Inbound = (*Mixed)(nil)
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_ adapter.InjectableInbound = (*Mixed)(nil)
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)
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type Mixed struct {
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myInboundAdapter
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authenticator *auth.Authenticator
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}
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func NewMixed(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.HTTPMixedInboundOptions) *Mixed {
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inbound := &Mixed{
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myInboundAdapter{
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protocol: C.TypeMixed,
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network: []string{N.NetworkTCP},
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ctx: ctx,
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router: uot.NewRouter(router, logger),
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logger: logger,
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tag: tag,
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listenOptions: options.ListenOptions,
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setSystemProxy: options.SetSystemProxy,
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},
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auth.NewAuthenticator(options.Users),
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}
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inbound.connHandler = inbound
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return inbound
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}
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func (h *Mixed) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
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headerType, err := rw.ReadByte(conn)
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if err != nil {
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return err
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}
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switch headerType {
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case socks4.Version, socks5.Version:
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return socks.HandleConnection0(ctx, conn, headerType, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
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}
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reader := std_bufio.NewReader(bufio.NewCachedReader(conn, buf.As([]byte{headerType})))
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return http.HandleConnection(ctx, conn, reader, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
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}
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func (h *Mixed) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
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return os.ErrInvalid
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}
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