[ckan-dev] apt-get install python-ckan

[Seb Bacon]

Congratulations :)

I think there's a "python-paste" and a "python-webhelpers" missing
from the apt-get part of the instructions; potentially some others
too.

Seb

On 18 February 2011 12:21, James Gardner <james at 3aims.com> wrote:
> Hi everyone,
>
> As part of an ongoing effort to improve installation and deployment of CKAN,
> we've been working towards being able to package up CKAN as .deb files for
> installation on Ubuntu Lucid. I'm pleased to say that today I have
> successfully completed the packaging and that it is now possible to install
> CKAN from our own alpha apt repository. This is quite a milestone but I'll
> make a separate announcement when I feel I've mastered the packaging process
> well enough to be used by people outside the core team.
>
> If you are really keen you can look at the docs at:
>
> http://ckan.org/install/
>
> For now the only change for normal users is that the
> ``pip-requirements.txt`` file you would usually use to install CKAN's
> dependencies has been broken into three files and all install_requires in
> setup.py have been moved into them. If you want to set up a virtual Python
> install as normal, you will now need to install from each of these files
> like this:
>
>    wget
> https://bitbucket.org/okfn/ckan/raw/default/requires/lucid_missing.txt
>    wget
> https://bitbucket.org/okfn/ckan/raw/default/requires/lucid_conflict.txt
>    wget
> https://bitbucket.org/okfn/ckan/raw/default/requires/lucid_present.txt
>    pip install -r lucid_missing.txt -r lucid_conflict.txt -r
> lucid_present.txt
>
> The reason for the separation is that you may now only want to install
> packages into your virtual environment that aren't already present in Lucid.
> In which case you would do this:
>
>    sudo apt-get install python-psycopg2 python-lxml python-sphinx
> python-pylons python-formalchemy python-repoze.who python-repoze.who-plugins
> python-tempita python-zope.interface
>    wget
> https://bitbucket.org/okfn/ckan/raw/default/requires/lucid_missing.txt
>    wget
> https://bitbucket.org/okfn/ckan/raw/default/requires/lucid_conflict.txt
>    pip install -r lucid_missing.txt -r lucid_conflict.txt
>
> Then you would be using the system libraries where they are available and
> other versions when they are not.
>
> Some software that CKAN uses is more recent than the version in Lucid. In
> these cases the versions we need are added into a ckan-deps package which
> the core CKAN code is now configured to look in before it looks for the the
> version in Lucid. http://bitbucket.org/okfn/ckan-deps
>
> One final point - please be very careful about editing any of the files in
> the /requires directory. Whereas in the past changes were fairly harmless
> they could now potentially be quite costly. Here are some guidelines:
>
> If you are adding a new dependency to CKAN make sure that it is already
> present in a standard Lucid configuration. If this is possible, just add the
> dependency to the lucid_present.txt file both in the example at the top and
> in the main part of the file, making sure you set the version that Lucid
> uses so that anyone installing from lucid_present.txt gets the same version
> as they would if they had apt-get installed instead. Finally, edit
> ``doc/deb.rst`` and add your dependency to the line where we package CKAN so
> that it is treated as a CKAN dependency next time we use that command to
> package a new CKAN release.
>
> If the dependency isn't present in Lucid we'll need to make our own package
> of it. Add it to lucid_missing.txt with the source repository URL and the
> exact revision you want packaged. Then let me know you've checked in your
> change and I'll package it up, updating the ``doc/deb.rst`` file once I've
> done it.
>
> If you really need a different version from the version in Lucid we'll need
> to add it to ckan-deps. Just add the specific revision from the source
> repository that you want and I'll try to copy that version into ckan-deps.
>
> Other points are:
>
> * I haven't tried running the test suite yet
> * I'm not an real apt expert (yet), so don't try these packages unless you
> don't mind breaking your machine
> * If you want to use openID with sreg extensions you'll need to edit your
> repoze.who file and also install a more recent version of repoze.who openid
> support. See the comments in the who.ini file.
> * There are some docs about some of the things I've done to make this work
> at https://bitbucket.org/okfn/ckan/src/d5851ab332bd/doc/deb.rst (I'll try to
> make BuildKit public this weekend)
>
> Cheers,
>
> James
>
>
>
>
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> ckan-dev at lists.okfn.org
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>



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