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| | # SHA1 checksum generator
bs = ENV['bs'] ? ENV['bs'].to_i : 4096
require 'digest/md5'
use Rack::ContentLength
app = lambda do |env|
/\A100-continue\z/i =~ env['HTTP_EXPECT'] and
return [ 100, {}, [] ]
digest = Digest::MD5.new
input = env['rack.input']
if buf = input.read(bs)
begin
digest.update(buf)
end while input.read(bs, buf)
end
expect = env['HTTP_CONTENT_MD5']
readed = [ digest.digest ].pack('m').strip
body = "expect=#{expect}\nreaded=#{readed}\n"
status = expect == readed ? 200 : 500
[ status, {'Content-Type' => 'text/plain'}, [ body ] ]
end
run app
|