3 # Example application that echoes read data back to the HTTP client.
4 # This emulates the old echo protocol people used to run.
6 # An example of using this in a client would be to run:
7 # curl --no-buffer -T- http://host:port/
9 # Then type random stuff in your terminal to watch it get echoed back!
11 class EchoBody < Struct.new(:input)
14 while buf = input.read(4096)
24 /\A100-continue\z/i =~ env['HTTP_EXPECT'] and return [100, {}, []]
25 [ 200, { 'Content-Type' => 'application/octet-stream' },
26 EchoBody.new(env['rack.input']) ]