[Engine-devel] [Users] [Feedback required][host-deploy] Fedora-19 misses tar at minimal setup

[Antoni Segura Puimedon]

I would advocate for  option 2.

----- Original Message -----
> From: "Michal Skrivanek" <michal.skrivanek at redhat.com>
> To: "Alon Bar-Lev" <alonbl at redhat.com>
> Cc: "Juan Hernandez" <jhernand at redhat.com>, "engine-devel" <engine-devel at ovirt.org>, "arch" <arch at ovirt.org>, "users"
> <users at ovirt.org>
> Sent: Tuesday, July 30, 2013 3:25:24 PM
> Subject: Re: [Engine-devel] [Users] [Feedback required][host-deploy] Fedora-19	misses tar at minimal setup
> 
> 
> On Jul 30, 2013, at 15:12 , Alon Bar-Lev <alonbl at redhat.com> wrote:
> 
> > Hello All,
> > 
> > Starting the discussion again...
> > 
> > I would like to receive feedback regarding how we should cope with a state
> > presented to use by Fedora.
> > 
> > Fedora-19 minimal setup does not install tar utility which is required to
> > deploy files during the host-deploy process (Hosts->Add Host).
> > 
> > I guess because of 2.8M in size (including translations) -- a standard
> > commonly used utility was removed.
> 
> How about filing bug on that? This is such a basic utility I can't imagine
> anyone removing it.
> 
> > 
> > There are three alternatives :
> > 
> > 1. Instruct users who are using minimal installations to manually install
> > tar utility just like they configure repository, dns, etc..
> > 
> > Benefit: simplicity.
> > Benefit: use standard tools.
> > Benefit: lower payload to transmit.
> > Drawback: require tar at destination machine.
> > 
> > 2. Do not use tar but self extracting python script, a patch is ready[1].
> > 
> > Benefit: ability to deploy environment in which tar is missing.
> > Drawback: non standard tool at destination machine.
> > Drawback: complexity within our code.
> > 
> > 3. Do not use tar but cpio, a patch is ready[2].
> > 
> > Benefit: simplicity.
> > Benefit: use standard tools.
> > Benefit: lower payload to transmit.
> > Benefit: ability to use Fedora-19 minimal.
> > Drawback: cpio is even less common than tar, even if it exists in Fedora-19
> > it can be removed without anyone notice.
> > Drawback: most other distributions will not have cpio in their minimal
> > installation.
> > 
> > [[[
> > There was 4rd alternative, using python tar module to deploy tar.
> > However, there is a bug in that module when processing last block if empty.
> > This is edge condition but happened to at least one of the users and I
> > could
> > reproduce it.
> > ]]]
> > 
> > What option do you prefer?
> > 
> > Regards,
> > Alon Bar-Lev
> > 
> > [1] http://gerrit.ovirt.org/#/c/17295/
> > [2] http://gerrit.ovirt.org/#/c/17396/
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