sing-box/inbound/socks.go

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package inbound
import (
"context"
"net"
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"os"
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"github.com/sagernet/sing-box/adapter"
"github.com/sagernet/sing-box/common/uot"
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C "github.com/sagernet/sing-box/constant"
"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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N "github.com/sagernet/sing/common/network"
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"github.com/sagernet/sing/protocol/socks"
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)
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var (
_ adapter.Inbound = (*Socks)(nil)
_ adapter.InjectableInbound = (*Socks)(nil)
)
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type Socks struct {
myInboundAdapter
authenticator *auth.Authenticator
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}
func NewSocks(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.SocksInboundOptions) *Socks {
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inbound := &Socks{
myInboundAdapter{
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protocol: C.TypeSOCKS,
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network: []string{N.NetworkTCP},
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ctx: ctx,
router: uot.NewRouter(router, logger),
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logger: logger,
tag: tag,
listenOptions: options.ListenOptions,
},
auth.NewAuthenticator(options.Users),
}
inbound.connHandler = inbound
return inbound
}
func (h *Socks) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
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return socks.HandleConnection(ctx, conn, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata))
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}
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func (h *Socks) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
return os.ErrInvalid
}