Just logs whatever requests it gets to STDERR (which ends up in the mongrel log when daemonized).
# File lib/mongrel/debug.rb, line 100 def process(request,response) p = request.params STDERR.puts "#{p['REMOTE_ADDR']} - [#{Time.now.httpdate}] \"#{p['REQUEST_METHOD']} #{p["REQUEST_URI"]} HTTP/1.1\"" end