How to build streaming API with Ruby Grape? -

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i want build api grape, post file through http streaming. how that?

ps grape example of rack-stream couldn't work

error info: http/1.1 503 service unavailable

i want make grape can handle request this:

net::http.new('localhost', 9292).start |h|   req = net::http::post.new('/api/http_streaming_post')   file.open('binary_file.bin') |f|     req.body_stream = f     req['content-length'] = f.lstat.size.to_s     req['content-type'] = 'text/html;charset=utf-8'     response = h.request req   end end

i don't know how it.

after found reading body_stream in sinatra, use sinatra instead.


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