fullnat模式,client发起访问,链接莫名被LVS 双向RESET掉
- Dominant language
- C
- Stars
- 2k
- Forks
- 679
- PR merge metrics
- No merged PRs in 30d
Description
client ip: 3.3.3.12
VIP : 3.3.3.9
laddr: 3.3.3.10
rs: 3.3.3.13
在客户端上抓包和后端RS同时抓包发现,当三次握手建立之后,客户端过来一个数据请求包,LVS就把这个链接RESET掉了,后端RS稍微有点不一样,LVS把客户端的数据请求包转发给了RS,RS也回了一个ACK给LVS,但是LVS在收到这个ACK之后就回了一个RESET给RS,请教一下这个大概会是什么导致的,另外,源代码中的哪个文件是处理这种异常链接的,我想想看看源码,LVS在什么时候会发这种RESET包,谢谢了
Contributor guide
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Research direction
The report identifies FULLNAT traffic between the client, VIP, LVS address, and real server, but names no source file, test, or entry point. Start by reviewing the client and real-server packet captures and tracing the FULLNAT reset path in the C source. Done means identifying the reset cause and the source location responsible for this behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- c, linux
- Domain
- networking
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100