宝塔面板下使用方法如下:
1、找到文件目录/www/server/nginx/conf文件夹下面,新建一个agent_deny.conf文件
2、复制以下代码到agent_deny.conf
3、找到宝塔面板网站设置里面的第7行左右 写入代码: include agent_deny.conf;

#禁止Scrapy等工具的抓取

if ($http_user_agent ~* (Scrapy|Curl|HttpClient)) {

     return 444;

}

#禁止指定UA及UA为空的访问

if ($http_user_agent ~* "FeedDemon|Indy Library|Alexa Toolbar|AskTbFXTV|AhrefsBot|CrawlDaddy|CoolpadWebkit|Java|Feedly|UniversalFeedParser|ApacheBench|Microsoft URL Control|Swiftbot|ZmEu|oBot|jaunty|Python-urllib|lightDeckReports Bot|YYSpider|DigExt|HttpClient|MJ12bot|heritrix|Bytespider|Ezooms|Googlebot|JikeSpider|SemrushBot|^$" ) {

     return 444;             

}

#禁止非GET|HEAD|POST方式的抓取

if ($request_method !~ ^(GET|HEAD|POST)$) {

    return 444;

}