Class: Explorer::Proxy

Inherits:
Object
  • Object
show all
Defined in:
lib/explorer/proxy.rb

Instance Method Summary collapse

Constructor Details

#initialize(host, port) ⇒ Proxy

Returns a new instance of Proxy.



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# File 'lib/explorer/proxy.rb', line 5

def initialize(host, port)
  @host = host
  @port = port
end

Instance Method Details

#handle(reel_request) ⇒ Object 



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# File 'lib/explorer/proxy.rb', line 10

def handle(reel_request)
  Net::HTTP.new(@host, @port).start do |http|
    http.request(net_request(reel_request)) do |net_response|
      # Map the headers to be friendly to reel (no arrays in values)
      headers = Hash[net_response.to_hash.map{|k,v| [k,v.join(", ")]}]
      # Delete the connection header as otherwise there will be 2
      headers.delete 'connection'
      if headers['transfer-encoding'] == 'chunked'
        reel_request.respond net_response.code.to_i, headers
        net_response.read_body do |chunk|
          reel_request << chunk
        end
        reel_request.finish_response
      else
        reel_request.respond net_response.code.to_i, headers, net_response.read_body
      end
    end
  end
rescue Errno::ECONNREFUSED
  reel_request.respond 504, 'Could not connect to upstream server'
end