From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH iproute2] tc class: Show class names from file
Date: Tue, 3 Mar 2015 09:58:45 -0800
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To: Vadim Kochan <vadim4j@gmail.com>
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On Tue,  3 Mar 2015 18:41:18 +0200
Vadim Kochan <vadim4j@gmail.com> wrote:

> From: Vadim Kochan <vadim4j@gmail.com>
> 
> It is possible to use class names from file /etc/iproute2/cls_names
> which tc will use when showing class info:
> 
>     # tc/tc -nm class show dev lo
> 	class htb 1:10 parent 1:1 leaf 10: prio 0 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> 	class htb 1:1 root rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> 	class htb web#1:20 parent 1:1 leaf 20: prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> 	class htb 1:2 root rate 6Mbit ceil 6Mbit burst 15Kb cburst 1599b
> 	class htb 1:30 parent 1:1 leaf 30: prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> 	class htb voip#1:40 parent 1:2 leaf 40: prio 0 rate 5Mbit ceil 5Mbit burst 15Kb cburst 1600b
> 	class htb 1:50 parent 1:2 leaf 50: prio 0 rate 3Mbit ceil 6Mbit burst 15Kb cburst 1599b
> 	class htb 1:60 parent 1:2 leaf 60: prio 0 rate 1Kbit ceil 6Mbit burst 15Kb cburst 1599b
> 
> or to specify via file path:
> 
>     # tc/tc -nm -cf /tmp/cls_names class show dev lo
> 
> Class names file contains simple "maj:min  name" structure:
> 
> 1:20    web
> 1:40    voip
> 
> Signed-off-by: Vadim Kochan <vadim4j@gmail.com>

This adds new dependency on berkely db.
See how iproute handled that for arpd and use same #ifdef and config.