'Re: [VOTE] Apache Artemis 1.2.0'

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List:       activemq-dev
Subject:    Re: [VOTE] Apache Artemis 1.2.0
From:       Jean-Baptiste_OnofrÃ© <jb () nanthrax ! net>
Date:       2016-01-04 13:08:42
Message-ID: 568A6EDA.7050609 () nanthrax ! net
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Great, thanks for the update !

Regards
JB

On 01/04/2016 10:59 AM, Martyn Taylor wrote:
> All,
> 
> Re: The legal issues with the use of LibAIO.
> 
> The response from apache-legal is that the use of LibAIO in the context
> of Apache Artemis is OK and does not pose any legal concerns.  I realise
> there is an on going side discussion regarding legal documentation and
> perhaps contradictions between legal stances on Artemis and other
> projects.  But, given we've had the OK from several board members, I am
> keen to go ahead and cut the next RC.
> 
> The legal discussion thread can be found here:
> https://mail-archives.apache.org/mod_mbox/www-legal-discuss/201512.mbox/%3C567BDDC1.8060805@redhat.com%3E
>  
> 
> The next RC will have addressed the issues with binary inclusions in the
> src release and also the great usability feedback provided by Claus
> Ibsen.  It should be with you very soon.
> 
> Regards
> Martyn
> 
> On 24/12/15 12:01, Martyn Taylor wrote:
> > I have sent an email to the legal-discuss describing the issue. Please
> > follow the thread at the legal-discuss list.
> > 
> > On 24/12/15 11:15, Martyn Taylor wrote:
> > > I do not see what the issue is here.  We are not *distributing* any
> > > LGPL licensed library.  We simply use it, if it is available. As
> > > Hiram said, how does this differ from relying on bash or win32?
> > > 
> > > To quote the legal docs: http://www.apache.org/legal/resolved.html
> > > 
> > > ""
> > > CAN APACHE PROJECTS RELY ON COMPONENTS UNDER PROHIBITED LICENSES? ¶
> > > <http://www.apache.org/legal/resolved.html#prohibited>
> > > 
> > > Apache projects cannot distribute any such components. As with the
> > > previous question on platforms, the component can be relied on if the
> > > component's licence terms do not affect the Apache product's
> > > licensing. For example, using a GPL'ed tool during the build is OK.
> > > ""
> > > 
> > > I'd prefer not to require a CLI option that requires a user to
> > > proactively enable the use of libaio.  The ASYNCIO journal is what we
> > > recommend, and one of the main reasons we get such good performance
> > > on persisted messages, for this reason it should be default.  I agree
> > > with Hiram in that changing the defaults would hinder user
> > > experience, as the default configuration is now considerably slower.
> > > Out of the box configuration should in my opinion be as close to
> > > optimum as we can.  Having a user read the documentation, understand
> > > what ASYNCIO is, what benefits it has and then make a decision to
> > > enable it, is more effort.
> > > 
> > > Rather than go around in circles arguing whether this is against
> > > licensing policy or not, I will fire an email to legal now and get a
> > > definitive answer.
> > > 
> > > Regards
> > > Martyn
> > > 
> > > On 23/12/15 21:12, Hiram Chirino wrote:
> > > > I think the binary distro uses the libaio.so if it's installed in your
> > > > system.  Since it's optional, the broker should still start up fine
> > > > even if libaio is not installed, but it wont get used either.
> > > > 
> > > > On Wed, Dec 23, 2015 at 4:05 PM, Daniel Kulp <dkulp@apache.org> wrote:
> > > > > Question: If I grab Artemis 1.1.0 tarbal/zip and start up the
> > > > > broker "out of the box", does it use libaio or not?  If I
> > > > > specifically have to configure something (pass a flag, edit a
> > > > > config file, etcâ€¦) to enable use if the LGPL library, then fine.
> > > > > However, if it's something that occurs completely automatically
> > > > > without the user even knowing that it's occurring, then I have a
> > > > > major problem with it.  It needs to be something that the user has
> > > > > to explicitly CHOOSE to use.
> > > > > 
> > > > > Dan
> > > > > 
> > > > > 
> > > > > 
> > > > > > On Dec 23, 2015, at 2:02 PM, Clebert Suconic
> > > > > > <clebert.suconic@gmail.com> wrote:
> > > > > > 
> > > > > > also, there has also been questions about it during the donation
> > > > > > process.. licenses reviewed.. etc.. so I don't think we need to
> > > > > > open a
> > > > > > new discussions over this. the binary inclusion on the source was
> > > > > > something that was fixed now.
> > > > > > 
> > > > > > The dependency on libaio on the C code is through through dynamic
> > > > > > linked library, and is the same as any C code depending on libc or
> > > > > > gcc.
> > > > > > 
> > > > > > On Wed, Dec 23, 2015 at 1:58 PM, Clebert Suconic
> > > > > > <clebert.suconic@gmail.com> wrote:
> > > > > > > On Wed, Dec 23, 2015 at 1:55 PM, John D. Ament
> > > > > > > <johndament@apache.org> wrote:
> > > > > > > > Just wondering, does anyone plan to raise the LGPL question w/
> > > > > > > > legal
> > > > > > > > discuss?  If we're waiting for the new year to do the next
> > > > > > > > release, would
> > > > > > > > be good to at least start the discussion.
> > > > > > > 
> > > > > > > We had such discussion long ago with legal. I couldn't find that
> > > > > > > email
> > > > > > > on my inbox but we specifically asked questions about it. We were ok
> > > > > > > as I remember. Maybe someone else (Martyn?) will have it on their
> > > > > > > inboxes. For that reason I don't want to go over the same issue
> > > > > > > we had
> > > > > > > asked before.
> > > > > > > 
> > > > > > > The use of libaio is optional anyways and the system works as
> > > > > > > expected. what also covers other questions we had here on this
> > > > > > > thread.
> > > > > > 
> > > > > > 
> > > > > > --
> > > > > > Clebert Suconic
> > > > > --
> > > > > Daniel Kulp
> > > > > dkulp@apache.org - http://dankulp.com/blog
> > > > > Talend Community Coder - http://coders.talend.com
> > > > > 
> > > > 
> > > > 
> > > 
> > > 
> > 
> 

-- 
Jean-Baptiste OnofrÃ©
jbonofre@apache.org
http://blog.nanthrax.net
Talend - http://www.talend.com


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