netdev - Re: [PATCH net-next v1 0/3] tools/net/ynl: Add support for netlink-raw families

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ZMETxe6sXMRvJZ/3@corigine.com>
Date: Wed, 26 Jul 2023 14:38:29 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Donald Hunter <donald.hunter@...il.com>
Cc: netdev@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	donald.hunter@...hat.com
Subject: Re: [PATCH net-next v1 0/3] tools/net/ynl: Add support for
 netlink-raw families

On Tue, Jul 25, 2023 at 05:22:02PM +0100, Donald Hunter wrote:
> This patchset adds support for netlink-raw families such as rtnetlink.
> 
> The first patch contains the schema definition.
> The second patch extends ynl to support netlink-raw
> The third patch adds rtnetlink addr and route message types
> 
> The second patch depends on "tools: ynl-gen: fix parse multi-attr enum
> attribute":
> 
> https://patchwork.kernel.org/project/netdevbpf/list/?series=769229
> 
> The netlink-raw schema is very similar to genetlink-legacy and I thought
> about making the changes there and symlinking to it. On balance I
> thought that might be problematic for accurate schema validation.
> 
> rtnetlink doesn't seem to fit into unified or directional message
> enumeration models. It seems like an 'explicit' model would be useful,
> to require the schema author to specify the message ids directly. The
> patch supports commands and it supports notifications, but it's
> currently hard to support both simultaneously from the same netlink-raw
> spec. I plan to work on this in a future patchset.
> 
> There is not yet support for notifications because ynl currently doesn't
> support defining 'event' properties on a 'do' operation. I plan to work
> on this in a future patch.
> 
> The link message types are a work in progress that I plan to submit in a
> future patchset. Links contain different nested attributes dependent on
> the type of link. Decoding these will need some kind of attr-space
> selection based on the value of another attribute in the message.
> 
> Donald Hunter (3):
>   doc/netlink: Add a schema for netlink-raw families
>   tools/net/ynl: Add support for netlink-raw families
>   doc/netlink: Add specs for addr and route rtnetlink message types

Hi Donald,

unfortunately this series doesn't apply to current net-next.
Please consider rebasing and reposting.

-- 
pw-bot: changes-requested