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V2EX    IceFox99    全部回复第 1 页 / 共 1 页
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知道恶意的域名就好说了,tcpstat 或者 tcpdump 根据域名 ip 写一下 filter expression ,然后只要检测到输出就 hook 到 netstat 或者 ss 上,然后输出那一瞬间的所有 socket 的端口,通信和进程信息,应该足够用了。应该用不到 strace ,epbf 这类内核工具,感觉写个 Shell script 就够用了。

我自己就拿 tcpstat 和 chart.js 写过一个把流量按端口,网卡(默认和 vpn 虚拟网卡等等),IP 等等信息分类显示的网页小组件,用来分辨 nas 上 bt,nginx,samba,webdav 等各种流量以及各种用户的实时速度,这种思路是可行的而且效果还行。
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