Re: [RFC iproute2] tc/mqprio: json-ify output

[Stephen Hemminger <stephen@networkplumber.org>]

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On Sat, 28 Nov 2020 12:17:00 +0000
Luca Boccassi <bluca@debian.org> wrote:

> On Fri, 2020-11-27 at 21:21 -0800, Stephen Hemminger wrote:
> > On Fri, 27 Nov 2020 15:26:25 +0000
> > Luca Boccassi <bluca@debian.org> wrote:
> >   
> > > As reported by a Debian user, mqprio output in json mode is
> > > invalid:
> > > 
> > > {
> > >      "kind": "mqprio",
> > >      "handle": "8021:",
> > >      "dev": "enp1s0f0",
> > >      "root": true,
> > >      "options": { tc 2 map 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0
> > >           queues:(0:3) (4:7)
> > >           mode:channel
> > >           shaper:dcb}
> > > }
> > > 
> > > json-ify it, while trying to maintain the same formatting
> > > for standard output.
> > > 
> > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=972784
> > > 
> > > Signed-off-by: Luca Boccassi <bluca@debian.org>  
> > 
> > Did you try feeding that into the python parser?
> > What is before/after?  
> 
> Uh, which python parser?
> 
> The reporter tested the patch, there's a small error. Before is above,
> after is:
> 
> {
>     "kind": "mqprio",
>     "handle": "8001:",
>     "root": true,
>     "options": {
>         "tc": 2,
>         "map": [ 0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0 ],
>         "queues": [
>             "": [ 0,3 ],
>             "": [ 4,7 ] ],
>         "mode": "channel",
>         "shaper": "dcb"
>     }
> }
> 
> Will fix the "queues" to remove the empty name in v2.

Try:
  $ tc -j qdisc | pythom -m json.tools

The empty tags are non-standard practice can it be done better?

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