On Thursday, August 29, 2019 11:17:18 PM CEST Nico Kadel-Garcia wrote:
Sent from my iPhone
> On Aug 29, 2019, at 12:58 PM, Kamil Dudka <kdudka(a)redhat.com> wrote:
>
>
>> On Tuesday, June 4, 2019 9:43:53 AM CEST Panu Matilainen wrote:
>>
>>> On 6/4/19 9:56 AM, Daniel Mach wrote:
>>>
>>> Dne 31. 05. 19 v 2:15 Pavel Raiskup napsal(a):
>>>
>>>
>>>>> On Thursday, May 30, 2019 10:38:25 AM CEST Miroslav Suchý wrote:
>>>>>
>>>>> Dne 29. 05. 19 v 23:52 Josh Boyer napsal(a):
>>>>>
>>>>>
>>>>>> If we did this, wouldn't it make it very difficult to use
tools like
>>>>>> mock on RHEL / CentOS 7 to build for Fedora 3x?
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Speaking of Mock:
>>>>> Either the RPM on host need to understand the new format/compression
>>>>> **or**
>>>>> the packages in @buildsys group (including transitional deps) have
to
>>>>>
>>>>> be in
>>>>> old format - then you can build for Fedora 3x using bootstrap
>>>>> feature.
>>>>
>>>>
>>>>
>>>>
>>>> I need to underline this, it would be really really really bad if we
>>>> were
>>>> not able to --installroot fedora chroots at least on RHEL 8. How
>>>> likely
>>>> is a backport of zstd support into RPM in EL7+?
>>>
>>>
>>> RHEL 8 should be quite easy - get zstd package into RHEL and recompile
>>> rpm with zstd support.
>>>
>>> RHEL 7 is a different story. The patch doesn't apply directly and a
>>> backport would be needed.
>>>
>>> Panu,
>>> how difficult it would be to backport the zstd support to RHEL 7 RPM?
>>
>>
>>
>> Technically, backporting rpmio backends is almost trivial, even to much
>> older rpm versions.
>>
>> Getting new features into older RHEL is a much bigger problem.
>>
>>
>> - Panu -
>
>
> Has there been any progress on this?
>
> What is the recommended way to build Fedora 31+ RPMs on a RHEL-7
With “mock”, available from EPEL.
It does not work because RHEL-7 rpm does not support zstd, so `mock --init`
fails with a lot of unsatisfied dependencies on rpmlib(PayloadIsZstd).
Kamil