code: def layer_mapproxy(request, catalog_slug, layer_uuid, path_info):
      
      layer = get_object_or_404(Layer,
                                uuid=layer_uuid,
                                catalog__slug=catalog_slug)
  
      # for WorldMap layers we need to use the url of the layer
      if layer.service.type == 'Hypermap:WorldMap':
          layer.service.url = layer.url
  
      # Set up a mapproxy app for this particular layer
      mp, yaml_config = get_mapproxy(layer)
  
      query = request.META['QUERY_STRING']
  
      if len(query) > 0:
          path_info = path_info + '?' + query
  
      params = {}
      headers = {
              'X-Script-Name': '/registry/{0}/layer/{1}/map/'.format(catalog_slug, layer.id),
              'X-Forwarded-Host': request.META['HTTP_HOST'],
              'HTTP_HOST': request.META['HTTP_HOST'],
              'SERVER_NAME': request.META['SERVER_NAME'],
              }
  
      if path_info == '/config':
          response = HttpResponse(yaml_config, content_type='text/plain')
          return response
  
      # Get a response from MapProxy as if it was running standalone.
      mp_response = mp.get(path_info, params, headers)
  
      # Create a Django response from the MapProxy WSGI response.
      response = HttpResponse(mp_response.body, status=mp_response.status_int)
      for header, value in mp_response.headers.iteritems():
          response[header] = value
  
      return response
docs: Get Layer with matching catalog and uuid