[HN Gopher] Tracing packets in the Linux kernel networking stack...
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       Tracing packets in the Linux kernel networking stack and friends
        
       Author : cacheline
       Score  : 68 points
       Date   : 2024-12-19 14:48 UTC (8 hours ago)
        
 (HTM) web link (github.com)
 (TXT) w3m dump (github.com)
        
       | westurner wrote:
       | > _When storing events for later post-processing, the packets '
       | journeys can be reconstructed:_ [...]
       | 
       | > _Retis offers many more features including retrieving conntrack
       | information, advanced filtering, monitoring dropped packets and
       | dropped packets from Netfilter, generating pcap files from the
       | collected packets, allowing writing post-processing scripts in
       | Python and more._
       | 
       | Would syntax highlighting be a useful general feature, or should
       | that be a post-processing script in e.g. Python?
        
         | cacheline wrote:
         | It would definitely be useful. This is part of the plan and we
         | started exploring different possibilities (early stage, at the
         | moment). Thank you for the feedback and for filing the feature
         | request on GH.
        
       | lmz wrote:
       | Sounds interesting. I once had a similar idea to trace / debug
       | firewall rules but wanted to use Usermode Linux for full control
       | of in/out packets.
        
       | eiginn wrote:
       | Two other projects in the same vein:
       | https://github.com/YutaroHayakawa/ipftrace2
       | https://github.com/cilium/pwru
        
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       (page generated 2024-12-19 23:00 UTC)