[MapProxy] MapProxy 1.8.1 error accessing WMTS with kvp

[Oliver Tonnhofer]

Hi,

can you post your configuration?
Can you also try to downgrade to 1.8.0 (pip install MapProxy==1.8.0) and check if the issue is also present? This would help tracking down the source of the issue.


Regards,
Oliver

-- 
Oliver Tonnhofer  | Omniscale GmbH & Co KG  | http://omniscale.com
OpenStreetMap WMS and tile services         | http://maps.omniscale.com




> On 15.10.2015, at 14:38, dirk.thalheim at bkg.bund.de wrote:
> 
> Dear list,
>  
> this week we upgraded to MapProxy 1.8.1 and it seems there is a bug when calling a WMTS with KVP. An internal error appears as response and the error log shows following:
> Traceback (most recent call last):
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/wsgiapp.py", line 189, in __call__
>     resp = self.handlers[handler_name].handle(req)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/service/ows.py", line 38, in handle
>      return self.services[service].handle(req)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/service/base.py", line 30, in handle
>      return handler(parsed_req)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/service/wmts.py", line 92, in tile
>      tile = tile_layer.render(request, coverage=limited_to, decorate_img=decorate_img)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/service/tile.py", line 308, in render
>      dimensions=dimensions, with_metadata=True)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/cache/tile.py", line 101, in load_tile_coord
>      self.cache.load_tile(tile, with_metadata)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/cache/mbtiles.py", line 314, in load_tile
>      return self._get_level(tile.coord[2]).load_tile(tile, with_metadata=with_metadata)
>    File "/opt/dev/mapproxy/local/lib/python2.7/site-packages/mapproxy/cache/mbtiles.py", line 168, in load_tile
>      zoom_level = ?''', tile.coord)
> OperationalError: no such table: tiles
>  
> I’m pretty sure it worked with MapProxy 1.8.0. The same parameters with the RESTfull WMTS are working with the 1.8.1 version. Here are some example parameters:
> KVP: mapproxy/webatlasde/service?SERVICE=WMTS&VERSION=1.0.0&REQUEST=GetTile&layer=webatlasde&style=default&tilematrixset=DE_EPSG_25832_ADV&tilematrix=00&tilerow=0&tilecol=0&format=png
> REST: mapproxy/webatlasde/wmts/tile/1.0.0/webatlasde/default/DE_EPSG_25832_ADV/00/0/0.png
>  
> We’re using a SQLite-DB as Cache. Maybe it’s connected to that because when using an intermediate cache with disable_storage: true (like in the reprojecting tiles/cache example) it’s working and the response contains the requested tile. Is this a (known) bug or did I miss something?
>  
> So far as a workaround we set up a mod_rewrite rule to forward the KVP requests to REST.
>  
> Kind regards,
>  
> Dirk
>  
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