On Oct 5, 2010, at 7:48 AM, Daniel Behr wrote:
> gotcha !
>
> because of some PHP errors in apache log caused by another application I
> tried something else and disabled mod_php5, restarted apache and got a Map!
>
wow. thats nuts, but great news :)
> As that other application needs mod_php5 I enabled it again, restarted apache
> and... guess what... still got a Map! ...very odd.
>
> I checked if that application using mod_php is still running and it does.
>
> is it possible that all this fuss was just caused by the order in which the
> apache modules were enabled??
>
surely could be related. Where are your LoadModule calls? In the main Httpd
conf or in virtual hosts?
> Will provide some details on my settings later... hope it still works
> tomorrow.
>
> cheers!
> Daniel
>
> Am 05.10.2010 08:55, schrieb Daniel Behr:
>> Hi Dane,
>>
>> Am 02.10.2010 00:12, schrieb Dane Springmeyer:
>>> Okay, I think I found it.
>>>
>>> Putting this in your WSGI config should fix it:
>>>
>>> WSGIApplicationGroup %{GLOBAL}
>>
>> GROUP and GLOBAL dont work. both freeze :(
>>
>>> More details here:
>>>
>>> https://techknowhow.library.emory.edu/blogs/branker/2010/07/30/django-lxml-wsgi-and-python-sub-interpreter-magic
>>>
>>
>> very interesting...
>>
>> does Cython have to be installed? lxml installation instructions are a
>> bit ambiguous in that case.
>>
>> Using lxml trunk (lxml-2.3beta1) the browser freezes. Without lxml or
>> with one of the older lxml versions installed the browser throws an
>> exception as if I would expect from a WMS request including this parameter:
>>
>> EXCEPTIONS=application/vnd.ogc.se_inimage
>>
>> if not set it should default to 'xml'. no matter if I set it to xml,
>> inimage or blank, or dont set it at all, it defaults to inimage.
>>
>>> So, this should allow the ogcserver to play nicely within mod_wsgi with
>>> lxml installed. If this fixes the hang for you then we can investigate
>>> more. If not, then make sure you are only running one instance of the
>>> ogcserver within Apache.
>>
>> only apaches mod_wsgi loads the wsgi script which calls the ogcserver.
>> wsgi standalone, mod_python are off. So its running only once, right?
>>
>> thanks
>> Daniel
>>
>>> Dane
>>>
>>>
>>> On Oct 1, 2010, at 10:59 AM, [email protected]
>>> <mailto:[email protected]> wrote:
>>>
>>>> Hi, I forgot something...
>>>> when uninstalling lxml, mod_wsgi can actually connect to mapniks
>>>> ogcserver (ogcserver welcome appears). as Dane said earlier in this
>>>> thread, mapnik falls back to standard xml support. at least this
>>>> machine should... but with a GetMap request the browser still returns
>>>> no map, the text of the requested URL gets rendered as an unformatted
>>>> image instead.
>>>>
>>>> Daniel
>>>>
>>>>
>>>> Am 30.09.2010 18:14, schrieb Dane Springmeyer:
>>>> >
>>>> > On Sep 1, 2010, at 3:57 AM,<[email protected]
>>>> <mailto:[email protected]>> <[email protected]
>>>> <mailto:[email protected]>> wrote:
>>>> >
>>>> >> Hi,
>>>> >>
>>>> >> Just tried and I can reproduce the same problem here. Ubuntu server
>>>> 9.10, Mapnik 0.7.1, mod_python will get stuck in Mapnik's load_map in
>>>> WMS.py.
>>>> >>
>>>> >> Strange enough, I'm using the *same* code under wsgi with no
>>>> problems.
>>>> >>
>>>> >
>>>> > Daniel look ^^^. So Manel, what Apache version, prefork or worker,
>>>> and what mod_wsgi and python versions?
>>>> >
>>>> > Btw, I forgot to mention the ticket we once had that tracked this
>>>> issue (at lease specific to GetCaps):
>>>> >
>>>> > http://trac.mapnik.org/ticket/464
>>>> >
>>>> > It would be good to add any additional info we find to that ticket
>>>> thread. For instance, short of understanding the exact problem within
>>>> lxml, hopefully we can recommend a certain version of
>>>> python/apache/mod_wsgi which will work around the problem.
>>>> >
>>>> > - Dane
>>>>
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>
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> Daniel Behr
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