[MapProxy] 404 error when attempting to seed from arcgis source

[Travis Kirstine]

not sure how arcgis wms source work but you appear to be missing the layer
parameter in the WMS request.  I would try coping the url in the browser
again and check out the response with developers tools / firebug F12.

On 2 February 2017 at 17:17, EVANS Wayne <Wayne.EVANS at frequentis.com> wrote:

> Hi List,
>
> I am a MapProxy newbie - I have been working with a system that was set up
> by others to use WMS / tile sources. (I have previously successfully run
> seeds with WMS sources using locally stored raw data files.)
>
> I am now trying to add an ArcGIS source which is provided by the customers
> GIS department and will be updated automatically weekly so that we can pull
> updates via this system rather than having to copy raw data files over.
>
> The MapProxy is running on a Windows7 machine.
>
> I had to upgrade from 1.5 to 1.9.1 before the MapProxy demo would start
> with the ArcGIS source defined. Now when I try to run a seed I get 404
> errors:
>
> An error occured. Retry in 256 seconds: SourceError('HTTP Error "
> http://hvg-app-d004.abc.dev/arcgis/rest/services
> /xxx/layer_Fill_trans/MapServer/export?f=image&format=png&imageSR=900913&
> bboxSR=900913&bbox=-9138963.97583,3570373.5912,-9
> 127651.29565,3581686.27139&size=1184,1184": 404',). Retries left: 93
>
> When I copy and paste this URL into a web browser (on the same MapProxy
> machine) I do not get a 404 - I get a webpage that appears to have a blank
> white page. This makes me suspect that maybe there is something blocking
> the traffic from the MapProxy application to the ArcGIS Server??
>
> I do not control either the MapProxy server (PC) or the ArcGIS server - I
> am the System Engineer in the middle trying to interface between a map
> update provider and a GeoServer / GeoWebCache based map function on a
> proprietary application that my company provides. (I am also not the one
> who architected this solution...)
>
> I also get errors when I click on the png or jpeg Demo link for the same
> layer on the MapProxy Demo webpage. (Is this pulled from the cache or does
> it come directly from the source?)
>
> Are the bounds, max image settings etc. configured on the arcgis server
> critical to getting this to work correctly?
>
> My relevant MapProxy configuration for the arcgis source is:
>
> services:
>   demo:
>   kml:
>   tms:
>     # needs no arguments
>   wmts:
>   wms:
>     # srs: ['EPSG:4326', 'EPSG:900913']
>     # image_formats: ['image/jpeg', 'image/png']
>     md:
>       # metadata used in capabilities documents
>       title: MapProxy WMS Proxy
>       abstract: This is the fantastic MapProxy.
>       online_resource: http://mapproxy.org/
>       contact:
>         person: Your Name Here
>         position: Technical Director
>         organization:
>         address: Fakestreet 123
>         city: Somewhere
>         postcode: 12345
>         country: Germany
>         phone: +49(0)000-000000-0
>         fax: +49(0)000-000000-0
>         email: info at omniscale.de
>       access_constraints:
>         This service is intended for private and evaluation use only.
>         The data is licensed as Creative Commons Attribution-Share Alike
> 2.0
>         (http://creativecommons.org/licenses/by-sa/2.0/)
>       fees: 'None'
>
> layers:
>   - name: frq_abc_florida_layer_fill_proxy
>     title: frq_abc_florida_layer_fill_proxy
>     sources: [frq_abc_florida_layer_fill_cache]
>
> caches:
>   frq_abc_florida_layer_fill_cache:
>     grids: [bing_grid]
>     sources: [frq_abc_layer_fill_arcgissource]
>     cache:
>       type: file
>
>
> sources:
>   frq_abc_layer_fill_arcgissource:
>     type: arcgis
>     req:
>       url: http://hvg-app-d004.abc.dev/arcgis/rest/services/xxx/
> layer_Fill_trans/MapServer
>
> globals:
>   # # coordinate transformation options
>   # srs:
>   #   # WMS 1.3.0 requires all coordiates in the correct axis order,
>   #   # i.e. lon/lat or lat/lon. Use the following settings to
>   #   # explicitly set a CRS to either North/East or East/North
>   #   # ordering.
>   #   axis_order_ne: ['EPSG:9999', 'EPSG:9998']
>   #   axis_order_en: ['EPSG:0000', 'EPSG:0001']
>   #   # you can set the proj4 data dir here, if you need custom
>   #   # epsg definitions. the path must contain a file named 'epsg'
>   #   # the format of the file is:
>   #   # <4326> +proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs  <>
>   #   proj_data_dir: '/path to dir that contains epsg file'
>
>   # # cache options
>   cache:
>     # where to store the cached images
>     base_dir: './cache_data'
>     # where to store lockfiles
>     lock_dir: './cache_data/locks'
>   #   # request x*y tiles in one step
>   #   meta_size: [4, 4]
>   #   # add a buffer on all sides (in pixel) when requesting
>   #   # new images
>   #   meta_buffer: 80
>
>
>   # image/transformation options
>   image:
>         paletted: false
>         #One of nearest, bilinear or bicubic.
>         resampling_method: bicubic
>
> Any suggestions you have regarding what could be the cause of these errors
> would be appreciated!
>
> Thanks, Wayne
>
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