Class: HttpKit::HttpHandler

Inherits:
RackHttpHandler
  • Object
show all
Defined in:
lib/http_kit/rack_handler.rb

Instance Method Summary collapse

Instance Method Details

#http_request_to_rack(req) ⇒ Object 



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# File 'lib/http_kit/rack_handler.rb', line 23

def http_request_to_rack(req)
  env = {}

  body = req.getBody() || Rack::RewindableInput.new(StringIO.new(""))

  env["SERVER_SOFTWARE"]      = "HTTP Kit"
  env["SERVER_NAME"]          = req.serverName
  env["rack.input"]           = body
  env["rack.version"]         = [1, 0]
  env["rack.errors"]          = $stderr
  env["rack.multithread"]     = true
  env["rack.multiprocess"]    = false
  env["rack.run_once"]        = false
  env["REQUEST_METHOD"]       = req.method.KEY.to_s.gsub(':', '').upcase
  env["REQUEST_PATH"]         = req.uri
  env["PATH_INFO"]            = req.uri
  env["REQUEST_URI"]          = "http://%s:%s%s" % [req.serverName, req.serverPort.to_s, req.uri]
  env["HTTP_VERSION"]         = "HTTP/1.1"
  env["HTTP_HOST"]            = "%s:%s" % [req.serverName, req.serverPort.to_s]
  env["HTTP_ACCEPT"]          = "*/*"
  env["SERVER_PORT"]          = req.serverPort.to_s
  env["QUERY_STRING"]         = req.queryString || ""
  env["SERVER_PROTOCOL"]      = "HTTP/1.1"
  env["rack.url_scheme"]      = "http" # only http is supported
  env["REMOTE_ADDR"]          = req.getRemoteAddr()

  env["CONTENT_TYPE"]         = req.contentType || ""
  env["CONTENT_LENGTH"]       = req.contentLength.to_s

  # // m.put(URI, req.uri);
  # // m.put(ASYC_CHANNEL, req.channel);
  # // m.put(WEBSOCKET, req.isWebSocket);

  # // // key is already lower cased, required by ring spec
  # // m.put(HEADERS, PersistentArrayMap.create(req.headers));
  # // m.put(CONTENT_TYPE, req.contentType);
  # // m.put(CONTENT_LENGTH, req.contentLength);
  # // m.put(CHARACTER_ENCODING, req.charset);
  # // m.put(BODY, req.getBody());

  env
end

#run ⇒ Object 



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# File 'lib/http_kit/rack_handler.rb', line 66

def run
  begin
    resp = handler.call(http_request_to_rack(req))
    if ! resp
      cb.run(HttpUtils.HttpEncode(404, HeaderMap.new(), nil));
    else
      status, headers, body = resp

      if ! body.is_a?(AsyncChannel)
        b = DynamicBytes.new(512)

        body.each do |chunk|
          b.append(chunk.to_s)
        end

        body = ByteBuffer.wrap(b.get(), 0, b.length())

        headers = HeaderMap.camelCase(headers)

        # In HTTP 1.1, all connections are considered persistent unless declared otherwise.
        if req.version == HttpVersion::HTTP_1_0 && req.isKeepAlive
          headers.put("Connection", "Keep-Alive")
        end
        cb.run(HttpUtils.HttpEncode(status.to_i, headers, body))
      end
    end
  rescue => e
    cb.run(HttpUtils.HttpEncode(500, HeaderMap.new(), e.message))
    HttpUtils.printError(req.method + " " + req.uri, e);
  end
end