[ckan-dev] UBUNTU package installation

Wed Dec 18 10:44:38 UTC 2013

Hi Nigel,

thank you, I tried it, but I get the same results. In fact in the 
beginning I had it exactly as you say then I did some modifications. The 
error message is Internal Server Error, and in the log file I get

[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] mod_wsgi 
(pid=17609): Exception occurred processing WSGI script 
'/etc/ckan/default/apache.wsgi'.
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] Traceback 
(most recent call last):
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/paste/cascade.py", 
line 130, in __call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] return 
self.apps[-1](environ, start_response)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/src/ckan/ckan/config/middleware.py", line 213, in 
__call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] return 
self.app(environ, start_response)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/paste/registry.py", 
line 379, in __call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] app_iter = 
self.application(environ, start_response)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/repoze/who/middleware.py", 
line 107, in __call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] app_iter = 
app(environ, wrapper.wrap_start_response)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/pylons/middleware.py", line 
201, in __call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] self.app, 
environ, catch_exc_info=True)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/pylons/util.py", line 
94, in call_wsgi_application
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] app_iter = 
application(environ, start_response)
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] File 
"/usr/lib/ckan/default/lib/python2.7/site-packages/weberror/evalexception.py", 
line 226, in __call__
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] "The 
EvalException middleware is not usable in a "
[Wed Dec 18 11:13:26 2013] [error] [client 139.191.16.232] 
AssertionError: The EvalException middleware is not usable in a 
multi-process environment

I found this article which seems the same problem but I don't understand 
what I should change.

http://codeblow.com/questions/mod-wsgi-pylons-ckan-installation-no-longer-working/

Thanks

Hilde

On 12/17/2013 9:55 AM, Nigel Babu wrote:
> Hi HIlde,
>
> Can you try with your Apache config looking like this? 
> http://dpaste.com/hold/1509259/
>
> Nigel Babu
>
> Developer | @nigelbabu <https://twitter.com/nigelbabu>
>
> TheOpen Knowledge Foundation <http://okfn.org/>
>
> Empowering through Open Knowledge
>
> http://okfn.org/| @okfn <http://twitter.com/OKFN>| OKF on Facebook 
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>
>
> CKAN |http://ckan.org/|@CKANproject 
> <http://twitter.com/CKANproject>|the world’s leading open-source data 
> portal platform
>
>
> On 16 December 2013 21:20, Hildegard Gerlach 
> <hildegard.gerlach at jrc.ec.europa.eu 
> <mailto:hildegard.gerlach at jrc.ec.europa.eu>> wrote:
>
>     Hello,
>
>     I had installed CKAN on UBUNTU as package installation and it had
>     worked. Now I get errors but don't understand why. Some other
>     software had been installed in the meantime and I am not sure if
>     this can have changed something.
>     apache2 is used as WebServer
>
>     the configuration file for CKAN in sites-enabled is
>
>
>     WSGISocketPrefix /var/run/wsgi
>     <VirtualHost *:84>
>
>     ServerName d01ri0702475.jrc.it <http://d01ri0702475.jrc.it>
>     #ServerAlias www.default.ckanhosted.com
>     <http://www.default.ckanhosted.com>
>     ServerAlias d01ri0702475.jrc.it <http://d01ri0702475.jrc.it>
>     WSGIScriptAlias / /etc/ckan/default/apache.wsgi
>
>     # pass authorization info on (needed for rest api)
>     WSGIPassAuthorization On
>
>     # Deploy as a daemon (avoids conflicts between CKAN instances)
>     #WSGIDaemonProcess ckan_default display-name=ckan_default
>     processes=2 threads=15
>     #WSGIDaemonProcess d01ri0702475.jrc.it
>     <http://d01ri0702475.jrc.it> display-name=ckan_default processes=2
>     threads=15
>     #WSGIDaemonProcess d01ri0702475.jrc.it
>     <http://d01ri0702475.jrc.it> display-name=ckan_default threads=15
>     #WSGIProcessGroup d01ri0702475.jrc.it <http://d01ri0702475.jrc.it>
>
>     ErrorLog /var/log/apache2/ckan_default.error.log
>     CustomLog /var/log/apache2/ckan_default.custom.log combined
>     </VirtualHost>
>
>     The error message is
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     mod_wsgi (pid=32003): Exception occurred processing WSGI script
>     '/etc/ckan/default/apache.wsgi'.
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     Traceback (most recent call last):
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/paste/cascade.py",
>     line 130, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] return
>     self.apps[-1](environ, start_response)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/src/ckan/ckan/config/middleware.py", line
>     213, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] return
>     self.app(environ, start_response)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/paste/registry.py",
>     line 379, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     app_iter = self.application(environ, start_response)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/repoze/who/middleware.py",
>     line 107, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     app_iter = app(environ, wrapper.wrap_start_response)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/pylons/middleware.py",
>     line 201, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     self.app, environ, catch_exc_info=True)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/pylons/util.py", line
>     94, in call_wsgi_application
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     app_iter = application(environ, start_response)
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] File
>     "/usr/lib/ckan/default/lib/python2.7/site-packages/weberror/evalexception.py",
>     line 226, in __call__
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232] "The
>     EvalException middleware is not usable in a "
>     [Mon Dec 16 16:42:31 2013] [error] [client 139.191.16.232]
>     AssertionError: The EvalException middleware is not usable in a
>     multi-process environment
>
>
>     I don't understand what I have to change. Do I need these
>     WSGIDaemonProcess lines, and if yes, how ?
>
>     Thanks
>
>     Hilde
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