Re: [PATCH iproute2] Revert "iproute: "list/flush/save default" selected all of the routes"

[Luca Boccassi <bluca@debian.org>]

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On Tue, 2018-03-13 at 21:12 +0100, Alexander Zubkov wrote:
> Hi,
> 
> I just realized that you need patch for v4.15.0, which is easier to
> do.
> I'll send it as separate message now. I will make patch for the
> master 
> branch, but later.

Thanks but don't worry about 4.15 - Stephen's revert will be enough for
now. I'm going to push 4.16 as soon as it's out anyway, so you can just
do the changes for master if you wish.

> On 13.03.2018 13:02, Luca Boccassi wrote:
> > On Tue, 2018-03-13 at 12:05 +0100, Alexander Zubkov wrote:
> > > Hello again,
> > > 
> > > The fun thing is that before the commit "ip route ls all" showed
> > > all
> > > routes, but "ip -[4|6] route ls all" showed only default. So it
> > > was
> > > broken too, but in other way.
> > > I see parsing of prefix was changed since my patch. So I need
> > > several
> > > days to propose fix. I think if "ip route ls [all|any]" shows all
> > > routes and "ip route ls default" shows only default, everybody
> > > will
> > > be happy with that?
> > 
> > Hi,
> > 
> > My only concern is that behaviour of existing commands that have
> > been
> > in releases is not changed, otherwise I get bugs raised :-)
> > 
> > Thank you for your work!
> > 
> > > 13.03.2018, 09:46, "Alexander Zubkov" <green@msu.ru>:
> > > > Hello.
> > > > 
> > > > May be the better way would be to change how "all"/"any"
> > > > argument
> > > > behaves? My original concern was about "default" only. I agree
> > > > too,
> > > > that "all" or "any" should work for all routes. But not for the
> > > > default.
> > > > 
> > > > 12.03.2018, 22:37, "Luca Boccassi" <bluca@debian.org>:
> > > > >   On Mon, 2018-03-12 at 14:03 -0700, Stephen Hemminger wrote:
> > > > > >    This reverts commit
> > > > > > 9135c4d6037ff9f1818507bac0049fc44db8c3d2.
> > > > > > 
> > > > > >    Debian maintainer found that basic command:
> > > > > >            # ip route flush all
> > > > > >    No longer worked as expected which breaks user scripts
> > > > > > and
> > > > > >    expectations. It no longer flushed all IPv4 routes.
> > > > > > 
> > > > > >    Reported-by: Luca Boccassi <bluca@debian.org>
> > > > > >    Signed-off-by: Stephen Hemminger <stephen@networkplumber
> > > > > > .org>
> > > > > >    ---
> > > > > >     ip/iproute.c | 65 ++++++++++++++++++-------------------
> > > > > > ---
> > > > > > --------
> > > > > >    ------------
> > > > > >     lib/utils.c  | 13 ++++++++++++
> > > > > >     2 files changed, 32 insertions(+), 46 deletions(-)
> > > > > 
> > > > >   Tested-by: Luca Boccassi <bluca@debian.org>
> > > > > 
> > > > >   Thanks, solves the problem. I'll backport it to Debian.
> > > > > 
> > > > >   Alexander, reproducing the issue is quite simple - before
> > > > > that
> > > > > commit,
> > > > >   ip route ls all showed all routes, but with the change it
> > > > > started
> > > > >   showing only the default table. Same for ip route flush.
> > > > > 
> > > > >   --
> > > > >   Kind regards,
> > > > >   Luca Boccassi
> 
> 

-- 
Kind regards,
Luca Boccassi

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