[aur-dev] Package blacklist for the AUR

Lukas Fleischer archlinux at cryptocrack.de
Mon Feb 7 12:56:20 EST 2011

On Mon, Feb 07, 2011 at 06:50:14PM +0100, Lukas Fleischer wrote:
> > Blacklist helper side:
> > * I won't lie, I think this is over-engineered a tad. This can be done
> > in a much shorter and easier to hack shell script since all you need
> > is package names- just pipe bsdtar output through some magic and you
> > have package names. I've attached a sample starter script I use for
> > archweb updates. I'd probably have it call bsdtar and then who knows
> > what.
> Our consensus was not to fetch tarballs via HTTP and extract them here,
> but use libalpm instead. We already discussed using a small PHP script
> that uses Archive::Tar (PEAR) but discarded that. Using libalpm, future
> database format changes won't affect us and it just seems cleaner.
> Of course, we could do that with some shell script which would have to
> do following things tho: 
> - parse the AUR "config.inc" file: read MySQL host name, socket, user
>   name, password
> - use pacman(8) to sync local databases
> - convert packages to MySQL queries using some sed(1)/awk(1) magic
> - pipe stuff to mysql(1), ensure no errors occurred
> I just think that it wouldn't be much shorter (that C helper has about
> 100 SLOC if you strip all that error handling stuff), nor cleaner, nor
> faster. Best thing would to have PHP bindings for libalpm here... Well.
> Recommendations and patches welcome :p

Oh, and I'll probably make this script add package names listed in
packages' "provides" arrays to the blacklist as well (thanks to Justin
Davis, just read his reply).

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