netdev - Re: iproute2 tc: Print qdisc, stats, class, filter info to string rather than FILE

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Message-ID: <20150107150828.5b61f26f@urahara>
Date:	Wed, 7 Jan 2015 15:08:28 -0800
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Vadim Kochan <vadim4j@...il.com>
Cc:	netdev@...r.kernel.org
Subject: Re: iproute2 tc: Print qdisc, stats, class, filter info to string
 rather than FILE

On Wed, 7 Jan 2015 23:53:31 +0200
Vadim Kochan <vadim4j@...il.com> wrote:

> Hi,
> 
> I'd like to make possible to generate plot info about class hierarchy
> with qdisc, filters, stats info, but I see that all this staffs are
> printed to 'FILE *fp' which makes this hard to implement and seems to me
> that it should be changed to be printed to 'char *s' (memory safety
> should be considered by asprintf or similar), so this is a big change
> but all this is possible and I ready to do it, but before do it I'd like
> to ask if this could be acceptable as idea.
> 
> BUT maybe someone can advise me easier solution ?
> 
> Regards,
> --
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Rather than screen scraping tc command, why not use libmnl and get the
data you want programmatically.
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