Switching /etc/*.db from bdb to tinycdb
Luigi Rizzo
rizzo at iet.unipi.it
Wed May 2 12:26:38 UTC 2012
On Wed, May 2, 2012 at 1:41 PM, Baptiste Daroussin <bapt at freebsd.org> wrote:
> Hi,
>
> I plan to work on switching all the /etc/*.db files from bdb 1.85 to cdb
> (using
> the tinycdb implementation)
>
> Reason for doing that:
> 1/ we use the *.db files as a constant database on recreating them using
> *_mkdb(8) commands
> 2/ bdb 1.85 database are endianness dependant which can cause problem if I
> want
> pkgng to be able to create users when cross installing packages (like
> adding
> packages in a mips eb chroot environment on an amd64 host)
> 3/ the tinycdb API is clean and easy to use (I find it easier and cleaner
> to
> deal with it)
> 4/ tinycdb is public domain so not problem for us to use it.
>
> On the side effects, I'm not sure this is relevant but tinycdb is also
> faster to
> read then bdb 1.85.
>
> How do I plan to do it.
>
> I plan to import the read part or tinycdb into libc and the write part into
> libutil (to avoid cluttering libc).
>
> Why importing to libc? to allow all the get*ent to parse the /etc/*.db
> files
>
just curious, where do we have the bdb 1.85 routines now ?
Are they all in libc, or split between libc and libutil ?
cheers
luigi
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