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

[Roy Golan]

On 07/30/2013 04:25 PM, Michal Skrivanek wrote:
> 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.
> +1 it would make the most proper solution from all.
>> 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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