On Tue, 2016-03-08 at 17:48 +0100, Jakub Hrozek wrote:
> On Tue, Mar 08, 2016 at 10:18:46AM -0500, Simo Sorce wrote:
> > Fixing everything else commented before.
> > 
> > On Sat, 2016-03-05 at 15:31 +0100, Jakub Hrozek wrote:
> > > And this is the question. The new code doesn't restore the flags, is
> > > this an intentional change? Do you know why we restored the flags
> > > previously?
> > 
> > Yes, it is an intentional change as restoring the flags was not needed.
> > What happens if the function fails is that we are going to close the
> > socket anyway, so what's the point of restoring flags (which means
> > removing O_NONBLOCK in the end, somethign we never want to do as all
> > sockets must be non-blocking in SSSD to avoig hangs.
> > 
> > 
> > Fixed patches attacched.
> > 
> > Simo.
> > 
> > -- 
> > Simo Sorce * Red Hat, Inc * New York
> 
> > From 5551dc918890cf445cadb1b39c42d9a6dffa8bb8 Mon Sep 17 00:00:00 2001
> > From: Simo Sorce <s...@redhat.com>
> > Date: Wed, 2 Mar 2016 15:49:27 -0500
> > Subject: [PATCH 2/3] Util: Set socket options and flags separately
> > 
> > Reorganize functions to set options and flags, all flags can be set at once,
> > and there is no need to keep old falgs around as nothing ever used that for
> > anything useful.
> > 
> > Related:
> > https://fedorahosted.org/sssd/ticket/2968
> 
> This patch breaks failover for me. I can't really figure out why, the
> code looks OK, though.
> 
> What I'm seeing is that the connect() call blocks. If I just add another
> SETFD with O_NONBLOCK, everything works fine.
> 
> I really don't see the error though, can you? I can reliably reproduce
> the error with:
>     - search for a user to establish connection
>     - pause the VM with the server
>     - search again

My bad, I see the error, proper patch coming soon.

Simo.

-- 
Simo Sorce * Red Hat, Inc * New York
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