[Koha-devel] Minimal docker images for Koha
Kyle Hall
kyle.m.hall at gmail.com
Wed Feb 19 14:03:32 CET 2020
Agreed! I think a task queue would be a huge benefit to Koha, we have so
many long running batch operations.
Kyle
---
http://www.kylehall.info
ByWater Solutions ( http://bywatersolutions.com )
Meadville Public Library ( http://www.meadvillelibrary.org )
Crawford County Federated Library System ( http://www.ccfls.org )
On Tue, Feb 18, 2020 at 7:21 PM <dcook at prosentient.com.au> wrote:
> Funny I was just looking at
> https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=15032.
>
> One of these days we should push forward more on queues:
> https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=22417.
>
> David Cook
> Systems Librarian
> Prosentient Systems
> 72/330 Wattle St
> Ultimo, NSW 2007
> Australia
>
> Office: 02 9212 0899
> Direct: 02 8005 0595
>
> -----Original Message-----
> From: Koha-devel <koha-devel-bounces at lists.koha-community.org> On Behalf
> Of Julian Maurice
> Sent: Tuesday, 18 February 2020 11:11 PM
> To: Kyle Hall <kyle.m.hall at gmail.com>
> Cc: koha-devel <koha-devel at lists.koha-community.org>
> Subject: Re: [Koha-devel] Minimal docker images for Koha
>
> Are you talking about these files
>
> https://github.com/Koha-Community/Koha/blob/master/debian/templates/apache-shared-intranet-plack.conf#L14-L21
> ?
>
> I did nothing specific, so they are probably broken :)
>
> Le 18/02/2020 à 12:45, Kyle Hall a écrit :
> > One other question, how does this handle scripts that Koha
> > specifically does not execute using plack?
> >
> > Kyle
> >
> > ---
> > http://www.kylehall.info
> > ByWater Solutions ( http://bywatersolutions.com ) Meadville Public
> > Library ( http://www.meadvillelibrary.org ) Crawford County Federated
> > Library System ( http://www.ccfls.org )
> >
> >
> > On Tue, Feb 18, 2020 at 6:43 AM Kyle Hall <kyle.m.hall at gmail.com
> > <mailto:kyle.m.hall at gmail.com>> wrote:
> >
> > This is fantastic Julian! The only thing I can contribute that
> > hasn't already been said by you or David is to suggest taking a look
> > at MiniDeb as a base image ( https://github.com/bitnami/minideb ). I
> > would also suggest using quay.io <http://quay.io> to build and host
> > your Docker images, as it has built in security scanning. I prefer
> > minimal install images not for size reduction ( though it is nice ),
> > but for the smaller attack surface they provide. Fewer things
> > installed means fewer exploits available!
> >
> > Kyle
> >
> > ---
> > http://www.kylehall.info
> > ByWater Solutions ( http://bywatersolutions.com )
> > Meadville Public Library ( http://www.meadvillelibrary.org )
> > Crawford County Federated Library System ( http://www.ccfls.org )
> >
> >
> > On Mon, Feb 17, 2020 at 12:59 PM Julian Maurice
> > <julian.maurice at biblibre.com <mailto:julian.maurice at biblibre.com>>
> > wrote:
> >
> > Hi all,
> >
> > I've been playing with docker lately, and I tried to build a
> > minimal
> > docker image for Koha. Here are the results.
> >
> > My goals were:
> > * Install only required "things" to get Koha up and running, and
> > nothing
> > else (no testing or dev tools),
> > * No external dependencies except CPAN
> > * Follow Docker best practices as much as possible
> >
> > The resulting images are here:
> > https://hub.docker.com/repository/docker/julianmaurice/koha
> >
> > and the Dockerfiles are here:
> > https://github.com/jajm/koha-docker
> >
> > A few things worth mentioning:
> >
> > * I tried to build the smallest image possible by using alpine
> > or perl
> > slim images at first but it was not that great, because the perl
> > version
> > shipped with those images is missing some libs, which cause
> > MARC::Charset to build a database of several hundreds MBs (which
> > is only
> > 5MBs with a standard perl version). So I chose a more standard
> > image
> > (debian:buster) as base.
> >
> > * Koha doesn't work well when running with a perl version
> > different than
> > the system perl installed in /usr/bin/perl. For example, the
> > updatedatabase doesn't work when called from the web installer.
> > This is
> > because Perl scripts are called directly as executable files, and
> > shebangs contain '/usr/bin/perl'. Same problem from
> > misc/translator/translate which calls tmpl_process3.pl
> > <http://tmpl_process3.pl>.
> >
> > * I tried to make the Koha installation as self-contained as
> > possible.
> > Almost everything is installed as a non-root user in /home/koha,
> > including Perl dependencies.
> >
> > * It doesn't need a reverse proxy such as apache or nginx. The
> > necessary
> > URL rewriting is handled in PSGI file. The container expose two
> > ports,
> > one for intranet, the other one for OPAC.
> >
> > * Each Perl dependency is installed in its latest version, so
> > expect
> > things to break. I can only confirm that the webinstaller, basic
> > cataloguing and search/indexation work. I did not test anything
> > else.
> >
> > * There are docker-compose.yml files in the github repository to
> > get
> > Koha running quickly with mariadb, memcached and elasticsearch.
> >
> > * Zebra is not installed
> >
> > * Images weigh ~1.15GB uncompressed (koha sources included)
> >
> > If you made it this far, thanks for reading :)
> > And if you want to use these docker images, you should start by
> > reading
> > https://github.com/jajm/koha-docker/blob/master/README.md
> >
> > --
> > Julian Maurice
> > BibLibre
> > _______________________________________________
> > Koha-devel mailing list
> > Koha-devel at lists.koha-community.org
> > <mailto:Koha-devel at lists.koha-community.org>
> >
> https://lists.koha-community.org/cgi-bin/mailman/listinfo/koha-devel
> > website : http://www.koha-community.org/
> > git : http://git.koha-community.org/
> > bugs : http://bugs.koha-community.org/
> >
>
> --
> Julian Maurice
> BibLibre
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>
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