Re: [PATCH net-next 3/5] net: implement QUIC protocol code in net/quic directory

["D. Wythe" <alibuda@linux.alibaba.com>]

On 9/10/24 10:30 AM, Xin Long wrote:
> This commit adds the initial implementation of the QUIC protocol code.
> The new net/quic directory contains the necessary source files to
> handle QUIC functionality within the networking subsystem:
>
> - protocol.c: module init/exit and family_ops for inet and inet6.
> - socket.c: definition of functions within the 'quic_prot' struct.
> - connid.c: management of source and dest connection IDs.
> - stream.c: bidi/unidirectional stream handling and management.
> - cong.c: RTT measurement and congestion control mechanisms.
> - timer.c: definition of essential timers including RTX/PROBE/IDLE/ACK.
> - packet.c: creation and processing of various of short/long packets.
> - frame.c: creation and processing of diverse types of frames.
> - crypto.c: key derivation/update and header/payload de/encryption.
> - pnspace.c: packet number namespaces and SACK range handling.
> - input.c: socket lookup and stream/event frames enqueuing to userspace.
> - output.c: frames enqueuing for send/resend as well as acknowledgment.
> - path.c: src/dst path management including UDP tunnels and PLPMTUD.
> - test/unit_test.c: tests for APIs defined in some of the above files.
> - test/sample_test.c: a sample showcasing usage from the kernel space.
>

Hi Xin,

I was intended to review your implementation, but I didn't know where to 
start. All your implementations
are in one patch, making it quite difficult to review, so I gave up. 🙁

I think maybe you could consider adding interoperability tests with 
other variants of QUIC implementations.
When we were working on xquic, this helped us discover many 
implementation issues, and it might be
beneficial for you as well.

You can check it out from https://interop.seemann.io/.