On Fri, Nov 24, 2017 at 7:35 AM, Nathan Cutler <ncutler@xxxxxxx> wrote:
> Background: I'm trying to build Ceph in OBS from the tarball generated by
> make-dist.
>
> I noticed that Shaman builds download Boost from the Internet - this is not
> an option in OBS because the build workers there do not have external
> network connectivity.
>
> Examining make-dist, it seems very much to be downloading Boost and
> including it in the tarball, but not in a way that convinces Ceph to not
> download it again during the actual build.
>
> There are two problems that I can see:
>
> First, make-dist makes its final tarball by merging three tarballs into one,
> and in the process ends up putting the boost code out-of-tree. This is
> trivial to fix.
>
> Second, even when I fix that, BuildBoost.cmake ignores it because of this
> line:
>
> if(EXISTS
> "${PROJECT_SOURCE_DIR}/src/boost/libs/config/include/boost/config.hpp")
>
> There simply is no such subdirectory "include" under src/boost/libs/config
> so the EXISTS conditional always evaluates to "false" and hence Boost always
> gets downloaded from the Internet:
> https://github.com/ceph/ceph/blob/master/cmake/modules/BuildBoost.cmake#L78-L85
>
> Any hints will be greatly appreciated! It doesn't seem right that make-dist
> goes to the trouble of downloading Boost and including it in the tarball,
> only to have to re-download it at build time.
Nathan, sorry for the trouble. i will take care of it.
>
> Nathan
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--
Regards
Kefu Chai
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