Re: [ovs-dev] [RFC net-next 5/7] selftests: openvswitch: Support implicit ipv6 arguments.

Simon Horman
2024-06-16T16:29:00Z

On Thu, Jun 13, 2024 at 02:13:31PM -0400, Aaron Conole wrote:
> The current iteration of IPv6 support requires explicit fields to be set
> in addition to not properly support the actual IPv6 addresses properly.
> With this change, make it so that the ipv6() bare option is usable to
> create wildcarded flows to match broad swaths of ipv6 traffic.
>
> Signed-off-by: Aaron Conole <aconole@redhat.com>
> ---
> .../selftests/net/openvswitch/ovs-dpctl.py | 43 ++++++++++++-------
> 1 file changed, 28 insertions(+), 15 deletions(-)
>
> diff --git a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
> index 5545e5cab1d6..2577a06c58cf 100644
> --- a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
> +++ b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
> @@ -200,6 +200,19 @@ def convert_ipv4(data):
>
> return int(ipaddress.IPv4Address(ip)), int(ipaddress.IPv4Address(mask))
>
> +def convert_ipv6(data):
> + ip, _, mask = data.partition('/')
> +
> + if not ip:
> + ip = mask = 0
> + elif not mask:
> + mask = 'ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff'
> + elif mask.isdigit():
> + mask = ipaddress.IPv6Network("::/" + mask).hostmask
> +
> + return ipaddress.IPv6Address(ip).packed, ipaddress.IPv6Address(mask).packed
> +
> +

nit: Perhaps one blank line is enough

> def convert_int(size):
> def convert_int_sized(data):
> value, _, mask = data.partition('/')

...

The nit above notwithstanding, this patch looks good to me.

Reviewed-by: Simon Horman <horms@kernel.org>
Tested-by: Simon Horman <horms@kernel.org>