http://120.25.146.222:8002/：
if request.META.has_key(‘HTTP_X_FORWARDED_FOR‘):
ip = request.META[‘HTTP_X_FORWARDED_FOR‘]
else:
ip = request.META[‘REMOTE_ADDR‘]
获取访问者ip
原文：http://my.oschina.net/u/2367514/blog/517894
