func (s *rpcServer) Enter(inStream pb.Kurma_EnterServer) error {
s.log.Debug("Received enter request")
// read the first chunk to make sure its real and get the container ID
chunk, err := inStream.Recv()
if err != nil {
return err
}
// create the outbound stream
outStream, err := s.client.Enter(inStream.Context())
if err != nil {
return err
}
// Create our inbound streams
inWriter := pb.NewByteStreamWriter(inStream, chunk.StreamId)
inReader := pb.NewByteStreamReader(inStream, nil)
// Create our outbound streams
outWriter := pb.NewByteStreamWriter(outStream, chunk.StreamId)
outReader := pb.NewByteStreamReader(outStream, nil)
// write the first byte to the backend so it is initialized
if _, err := outWriter.Write(nil); err != nil {
return err
}
// stream between!
go io.Copy(outWriter, inReader)
io.Copy(inWriter, outReader)
outStream.CloseSend()
return nil
}
