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helight avatar helight commented on July 16, 2024

感谢,链接地址出错了,应该不需要这个链接地址,这个已经修复了

缓存是在内核中 ebpf 实现的。

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pengbinbin1 avatar pengbinbin1 commented on July 16, 2024

感谢,链接地址出错了,应该不需要这个链接地址,这个已经修复了

缓存是在内核中 ebpf 实现的。

在ebpf文件夹下的c文件中,我看到只是判断了一下dns的请求数据包就return -1了,具体是怎么实现的dns缓存呢?

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helight avatar helight commented on July 16, 2024

感谢,链接地址出错了,应该不需要这个链接地址,这个已经修复了
缓存是在内核中 ebpf 实现的。

在ebpf文件夹下的c文件中,我看到只是判断了一下dns的请求数据包就return -1了,具体是怎么实现的dns缓存呢?

哦,是的,缓存在用户层,解析在内核层。main.rs 中有实现逻辑。

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pengbinbin1 avatar pengbinbin1 commented on July 16, 2024

感谢,链接地址出错了,应该不需要这个链接地址,这个已经修复了
缓存是在内核中 ebpf 实现的。

在ebpf文件夹下的c文件中,我看到只是判断了一下dns的请求数据包就return -1了,具体是怎么实现的dns缓存呢?

哦,是的,缓存在用户层,解析在内核层。main.rs 中有实现逻辑。

内核态的ebpf程序判断到是DNS的请求数据包后,执行retrun -1,这个包是咋传到用户态里去的呢,可否详细解释一下,谢谢了

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