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Add hijack_dns for tun

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This commit is contained in:
世界
2022-07-10 09:15:01 +08:00
parent a34057753c
commit ddfae8cd07
15 changed files with 220 additions and 99 deletions
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33
adapter/upstream.go
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@@ -51,27 +51,6 @@ func (w *myUpstreamHandlerWrapper) NewError(ctx context.Context, err error) {
w.errorHandler.NewError(ctx, err)
}
var myContextType = (*MetadataContext)(nil)
type MetadataContext struct {
context.Context
Metadata InboundContext
}
func (c *MetadataContext) Value(key any) any {
if key == myContextType {
return c
}
return c.Context.Value(key)
}
func ContextWithMetadata(ctx context.Context, metadata InboundContext) context.Context {
return &MetadataContext{
Context: ctx,
Metadata: metadata,
}
}
func UpstreamMetadata(metadata InboundContext) M.Metadata {
return M.Metadata{
Source: metadata.Source,
@@ -98,15 +77,15 @@ func NewUpstreamContextHandler(
}
func (w *myUpstreamContextHandlerWrapper) NewConnection(ctx context.Context, conn net.Conn, metadata M.Metadata) error {
myCtx := ctx.Value(myContextType).(*MetadataContext)
myCtx.Metadata.Destination = metadata.Destination
return w.connectionHandler(ctx, conn, myCtx.Metadata)
myMetadata := ContextFrom(ctx)
myMetadata.Destination = metadata.Destination
return w.connectionHandler(ctx, conn, *myMetadata)
}
func (w *myUpstreamContextHandlerWrapper) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata M.Metadata) error {
myCtx := ctx.Value(myContextType).(*MetadataContext)
myCtx.Metadata.Destination = metadata.Destination
return w.packetHandler(ctx, conn, myCtx.Metadata)
myMetadata := ContextFrom(ctx)
myMetadata.Destination = metadata.Destination
return w.packetHandler(ctx, conn, *myMetadata)
}
func (w *myUpstreamContextHandlerWrapper) NewError(ctx context.Context, err error) {