[mapserver-dev] WMST Get Capabilities opens OpenLayerViewer

Bruce Clay bclay1297 at gmail.com
Tue Nov 16 07:04:14 PST 2021


Jukka:
  Thanks for your reply.  What I am working on is WMS-T as defined on
https://mapserver.org/ogc/wms_time.html.  I do have mapcache installed and
it does support WMTS as you mentioned but I am trying to time sequence
weather radar images.

I have continued digging since my last post and have updated results.

If I post
http://localhost/cgi-bin/mapserv.exe?MAP=/data/config/map/nasaww.map&LAYERS=nexrad_wmst&SERVICE=WMST&VERSION=1.1.1&REQUEST=GetMap&STYLES=&FORMAT=image/jpeg&SRS=EPSG:4326&BBOX=-180,-90.0,180.0,90.0&WIDTH=1000&HEIGHT=500&TIME=2021-11-15T11:41:58Z

the OpenLayersViewer appears empty.  The Mapserver error log show  an entry
like the following for all images in the dataset as defined in the map file
using a postgis index entry along with a raster layer entry referring to
the time index

[Tue Nov 16 09:55:15 2021].828000 msDrawRasterLayerLow(nexrad_wmst):
entering.
[Tue Nov 16 09:55:15 2021].969000 msDrawRasterLayerLow(nexrad_wmst):
Filename is:
C:\data_dynamic\weather\ridge2_111521\KMVX_L3_BDHC_20211114_230548.tif
[Tue Nov 16 09:55:15 2021].969000 msDrawRasterLayerLow(nexrad_wmst): Path
is: C:\data_dynamic\weather\ridge2_111521\KMVX_L3_BDHC_20211114_230548.tif
[Tue Nov 16 09:55:15 2021].970000 msDrawRasterLayerGDAL(): Entering
transform.
[Tue Nov 16 09:55:15 2021].970000 msDrawRasterLayerGDAL():
src=0,0,7407,7407, dst=172,183,23,23
[Tue Nov 16 09:55:15 2021].970000 msDrawRasterLayerGDAL(): source raster PL
(-298.823,-139.181) for dst PL (172,183).
[Tue Nov 16 09:55:15 2021].970000 msDrawRasterLayerGDAL():
red,green,blue,alpha bands = 1,2,3,4
[Tue Nov 16 09:55:15 2021].972000 msDrawRasterLayerLow(nexrad_wmst):
Filename is:
C:\data_dynamic\weather\ridge2_111521\KMVX_L3_BDHC_20211114_231019.tif
[Tue Nov 16 09:55:15 2021].972000 msDrawRasterLayerLow(nexrad_wmst): Path
is: C:\data_dynamic\weather\ridge2_111521\KMVX_L3_BDHC_20211114_231019.tif

So mapserver is definitely seeing the map file entries otherwise it would
not know the file name its not returning the image.  For the query shown
above it should have returned a single image.  I would not expect any file
names to go in the log when I do a GetCapabilities query.

Bruce


On Tue, Nov 16, 2021 at 9:42 AM Rahkonen Jukka (MML) <
jukka.rahkonen at maanmittauslaitos.fi> wrote:

> Hi,
>
>
>
> Mapserver-users list is where users can ask questions and give answers.
>
>
>
> There is no reason to believe that Mapserver supports WMTS at all
> https://www.mapserver.org/documentation.html#ogc.
>
> Also in the query you used &SERVICE=WMST&version=1.1.1. “WMST” must be a
> typo and WMTS has only one published version 1.0.0. The error message from
> Mapserver is not especially bright, Geoservers do that better.
>
>
> https://demo.geo-solutions.it/geoserver/ows?service=WMTS&version=1.0.0&request=GetCapabilities
> Result:
> <ows:Exception exceptionCode="InvalidParameterValue" locator="service">
>
> <ows:ExceptionText>No service: ( WMTS )</ows:ExceptionText>
>
> </ows:Exception>
>
>
>
> You must install MapCache and configure it to use Mapserver as a WMS
> source. MapCache can do WMTS.
>
>
>
> -Jukka Rahkonen-
>
>
>
>
>
>
>
> *Lähettäjä:* MapServer-dev <mapserver-dev-bounces at lists.osgeo.org> *Puolesta
> *Bruce Clay
> *Lähetetty:* tiistai 16. marraskuuta 2021 14.38
> *Vastaanottaja:* MapServer Dev Mailing List <mapserver-dev at lists.osgeo.org
> >
> *Aihe:* [mapserver-dev] WMST Get Capabilities opens OpenLayerViewer
>
>
>
> I am using the mapserver from the latest  MS4w.  When I query WFS and WMS
> GetCapabilities I get a normal xml reply.  When I do a  WMST
> GetCapabilities on the same server the OpenLayersViewer opens but is
> empty.  Viewing the web page source reveals java script but no xml
> information.
>
>
>
> The query follows
>
>
> http://localhost/cgi-bin/mapserv.exe?map=/data/config/map/nasaww.map&SERVICE=WMST&VERSION=1.1.1&REQUEST=GetCapabilities
>
>
>
> Bruce
>
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