netdev - Re: [PATCH iproute2 net-next] ipmroute: add support for RTNH_F

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Message-ID: <406f3640-a441-aee2-0a10-1c184a172451@cumulusnetworks.com>
Date:   Fri, 20 Jan 2017 15:05:51 +0100
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     netdev@...r.kernel.org
Cc:     stephen@...workplumber.org, roopa@...ulusnetworks.com
Subject: Re: [PATCH iproute2 net-next] ipmroute: add support for
 RTNH_F_UNRESOLVED

On 20/01/17 15:04, Nikolay Aleksandrov wrote:
> This patch adds a new field that is printed in the end of the line which
> denotes the real entry state. Before this patch an entry's IIF could
> disappear and it would look like an unresolved one (iif = unresolved):
> (3.0.16.1, 225.11.16.1)          Iif: unresolved
> with no way to really distinguish it from an unresolved entry.
> After the patch if the dumped entry has RTNH_F_UNRESOLVED set we get:
> (3.0.16.1, 225.11.16.1)          Iif: unresolved  State: unresolved
> for unresolved entries and:
> (0.0.0.0, 225.11.11.11)          Iif: eth4       Oifs: eth3  State: resolved
> for resolved entries after the OIF list. Note that "State:" has ':' in
> it so it cannot be mistaken for an interface name.
> And for the example above, we'd get:
> (0.0.0.0, 225.11.11.11)          Iif: unresolved     State: resolved
> 
> Also when dumping all routes via ip route show table all, it will show
> up as:
> multicast 225.11.16.1/32 from 3.0.16.1/32 table default proto 17 unresolved
> 
> Signed-off-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
> ---
>  ip/ipmroute.c | 6 ++++++
>  ip/iproute.c  | 2 ++
>  2 files changed, 8 insertions(+)
> 

Oops, sent the wrong version. v2 coming up, sorry for the noise