Re: Create copy of packate given to BPF
Matheus Castanho <[email protected]>
| Newsgroups | org.kernel.vger.xdp-newbies |
|---|---|
| Message-ID | <[email protected]> |
On 10/4/20 6:20 PM, Toke Høiland-Jørgensen wrote: > Matheus Salgueiro Castanho <[email protected]> writes: > >> Hi, >> >> I'd like to create a copy of a packet inside a BPF program, alter some >> of its headers and redirect it and the original packet to different >> interfaces, either on XDP or TC layers. >> >> By taking a look at the helpers list, I have the impression this is >> not currently supported, but as things evolve rapidly in the BPF area, >> I want to make sure I'm not overlooking anything. >> >> So, is there a way to do this today? > You're quite right, there isn't. There's work in progress, though, which > will eventually allow this (for XDP): > > https://lore.kernel.org/bpf/[email protected]/ > > -Toke > Thanks for the confirmation, Toke. I'll keep an eye on that patch then. Thanks, Matheus Castanho