Re: bernard-5.0.1, poky-image-lsb, beagle, build error

[Tom Rini <tom_rini@mentor.com>]

On 06/14/2011 12:28 PM, Saul Wold wrote:
> On 06/14/2011 11:20 AM, Robert Berger wrote:
>> Hi,
>>
>> I hit a build error with the tag: bernard-5.0.1
>> while trying to build poky-image-lsb, which failed, because psmisc could
>> not be downloaded.
>>
>> I fixed it like this:
>>
>> diff --git a/meta/recipes-extended/psmisc/psmisc.inc
>> b/meta/recipes-extended/psmisc/psmisc.inc
>> index 8b391f4..460affc 100644
>> --- a/meta/recipes-extended/psmisc/psmisc.inc
>> +++ b/meta/recipes-extended/psmisc/psmisc.inc
>> @@ -10,8 +10,9 @@ SECTION = "base"
>>   PRIORITY = "required"
>>   DEPENDS = "ncurses virtual/libintl"
>>
>> -SRC_URI = "${SOURCEFORGE_MIRROR}/psmisc/psmisc-${PV}.tar.gz \
>> +SRC_URI =
>> "${SOURCEFORGE_MIRROR}/project/psmisc/psmisc/${PV}/psmisc-${PV}.tar.gz \
>>             file://libintl-link.patch;patch=1"
>> +
>>   S = "${WORKDIR}/psmisc-${PV}"
>>
>> This means that the tag bernard-5.0.1 does not build anymore for the
>> beagle and most likely other platforms won't build as well out of the
>> box.
>>
>> That's just a small issue, but my problem is more generic.
>>
>> Assuming someone makes a distro based on a tag e.g. bernard-5.0.1 and
>> wants to rebuild this distro in a year from now.
>>
>> Packages might have disappeared, or in best case just the URLs changed.
>> In any case the distro will not build anymore out of the box.
>>
>> I would ideally like to be able to reproduce exactly what I have in a
>> couple of years from now, which seems impossible due to dependencies
>> external to poky which are not controlled by this community.
>>
>> I could come up with a solution, where local copies of packages are kept
>> e.g. in a local download directory, but this would mean, that I'll need
>> to build and test all possible platforms just after the releases (where
>> everything still works) and not when I'll actually need them.
>>
>> What's the best way to deal with this?
>>
> Robert,
> 
> This is a know problem with Upstream sources moving, dropping older
> versions or just doing strange behavior.
> 
> Currently, if you have MIRRORS, it should pick up the original upstream
> source tarball from http://autobuilder.yoctoprojecto.org/sources, if you
> want to avoid checking any upstream source, you can set
> PREMIRRORS_prepend for ftp, http, and https URLs to the
> autobuilder/sources location. This location should maintain all tarballs
> for releases.
> 
> We had a similar problem with distcc right about the time we released
> 5.0.1!
> 
> You can use a local solution also with PREMIRRORS_prepend, as well as
> setting the BB_NO_NETWORK, which will force bitbake to not look on the
> network for any upstreams, this assumes you have everything preloaded
> locally.
> 
> Let us know if this is what you are looking for.

I'd suggest making poky look at a poky-mirror as a "last resort" mirror
by default (similar to angstrom and angstrom-mirror.bbclass), at least
for release branches.

-- 
Tom Rini
Mentor Graphics Corporation