tcpdump mailing list archives

Packet sanitization and IP masking (PR #615)


From: alice-cyberreboot <alice () cyberreboot org>
Date: Wed, 6 Dec 2017 19:52:04 +0000

Hello all,

In my attempt to get this pull request toward completion, I intend to rebase the branch’s commit history to one concise 
commit. Before I do so, however, I would like to elicit some suggestions (if any) regarding my proposed long options.

There are currently two main features to this PR: a masking of external IP addresses to some mask IP, and TCP/UDP 
payload sanitization in IPv4. Calling the former currently looks like [ --external-mask|-* mask_ip ] but I am currently 
planning to remove the -* short opt and change the long one to --mask-external-address. As for the latter feature, the 
packet sanitization works by using -0 to zero out the payload, and -00 to remove it completely. I’m planning to change 
this to --zero-tcpudp-payload and --no-tcpudp-payload, respectively. (The result will be that none of these features 
will be using a short opt.) Are there any objections and suggestions to these names?

Additionally, I know that there’s a lot of work being done to fix CVE issues. I was wondering if/how I could be of help 
in that effort.

Thanks! And thanks to the maintainers for their guidance thus far.

Alice

---
🙋 alice () cyberreboot org<mailto:alice () cyberreboot org>
👾 Cyber Reboot Software Engineer @ In-Q-Tel





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