Bug#813189: [Pkg-openssl-devel] Bug#813189: libio-socket-ssl-perl: FTBFS with current libssl1.0.2: t/startssl-failed.t hangs

[Kurt Roeckx]

On Mon, Feb 01, 2016 at 04:16:52PM +0100, Salvatore Bonaccorso wrote:
> On Sun, Jan 31, 2016 at 08:34:44PM +0100, Kurt Roeckx wrote:
> > On Sat, Jan 30, 2016 at 10:51:06PM +0100, Salvatore Bonaccorso wrote:
> > > 
> > > FTR, Upstream has released a new version (I have imported in our git
> > > repo already):
> > > 
> > > 2.023 2016/01/30
> > > - OpenSSL 1.0.2f changed the behavior of SSL shutdown in case the TLS connection
> > >   was not fully established (commit: f73c737c7ac908c5d6407c419769123392a3b0a9).
> > >   This somehow resulted in Net::SSLeay::shutdown returning 0 (i.e. keep trying)
> > >   which caused an endless loop. It will now ignore this result in case the TLS
> > >   connection was not yet established and consider the TLS connection closed
> > >   instead.
> > > 
> > > But this does not seem to fully resolve the issue yet. When I try to
> > > build the testsuite still get stuck.
> > 
> > So as I understand it, the problem is that the client just sends
> > crap, the server tells the client it sends crap, but then waits
> > for the client to properly terminate the question which it never
> > does?
> > 
> > It's at least not behaviour I can reproducing using s_server, the
> > server actually closes the connection for me.
> 
> JFTR, the additional problem is unrelated to the OpenSSL change. I
> (and as well Gregor) was able to reproduce it in the pbuilder setup
> when using the default USENETWORK=no (but not if switching to
> USENETWORK=yes). So #813189 on its own can be considered resolved.

I'd like to understand what change was needed in
libio-socket-ssl-perl.  Can you point me to it?

I'm wondering if we should change something on the OpenSSL side or
not.


Kurt