mirror of
https://github.com/SagerNet/sing-box.git
synced 2024-12-05 04:46:40 +00:00
62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
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package dns
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import (
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"context"
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"net"
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"os"
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"time"
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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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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/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.StubOptions](registry, C.TypeDNS, NewOutbound)
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}
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type Outbound struct {
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outbound.Adapter
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router adapter.Router
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logger logger.ContextLogger
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}
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func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.StubOptions) (adapter.Outbound, error) {
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return &Outbound{
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Adapter: outbound.NewAdapter(C.TypeDNS, []string{N.NetworkTCP, N.NetworkUDP}, tag, nil),
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router: router,
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logger: logger,
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}, nil
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}
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func (d *Outbound) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
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return nil, os.ErrInvalid
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}
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func (d *Outbound) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
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return nil, os.ErrInvalid
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}
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// Deprecated
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func (d *Outbound) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error {
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metadata.Destination = M.Socksaddr{}
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defer conn.Close()
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for {
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conn.SetReadDeadline(time.Now().Add(C.DNSTimeout))
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err := HandleStreamDNSRequest(ctx, d.router, conn, metadata)
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if err != nil {
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return err
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}
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}
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}
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// Deprecated
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func (d *Outbound) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error {
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return NewDNSPacketConnection(ctx, d.router, conn, nil, metadata)
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}
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