Created
December 5, 2008 16:04
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leahneukirchen created this gist
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This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,43 @@ require 'net/http' require 'rack' # todo # - detect ssl # - keepalive? module Rack class Forwarder def initialize(host, port=80) @host, @port = host, port end def call(env) rackreq = Rack::Request.new(env) headers = Rack::Utils::HeaderHash.new env.each { |key, value| if key =~ /HTTP_(.*)/ headers[$1] = value end } res = Net::HTTP.start(@host, @port) { |http| m = rackreq.request_method case m when "GET", "HEAD", "DELETE", "OPTIONS", "TRACE" req = Net::HTTP.const_get(m.capitalize).new(rackreq.fullpath, headers) when "PUT", "POST" req = Net::HTTP.const_get(m.capitalize).new(rackreq.fullpath, headers) req.body_stream = rackreq.body else raise "method not supported: #{method}" end http.request(req) } [res.code, Rack::Utils::HeaderHash.new(res.to_hash), [res.body]] end end end