[gdal-dev] Help with STACIT

[Scott]

All noted!

Thanks guys for looking into that.

Scott

On 12/3/25 12:34, Even Rouault via gdal-dev wrote:
> Hi,
> 
> I concur with Laurențiu's analysis. I've just pushed a fix in https:// 
> github.com/OSGeo/gdal/commit/b4565edc5931d1111228fbbdada739e18ebd2bf6 . 
> With that retrieving items work as well as pagination ... but that 
> collection doesn't implement the Projection Extension Specification 
> (https://github.com/stac-extensions/projection/) so ultimately the 
> driver errors out.
> 
> And you shouldn't use /vsicurl/ prefixing for STAC API servers, since 
> they aren't serving static content but reply to requests, and so can't 
> work with HTTP range requests
> 
> Even
> 
> Le 03/12/2025 à 21:19, Laurențiu Nicola via gdal-dev a écrit :
>> Hi Scott,
>>
>> It's a little strange:
>>
>> $ CPL_DEBUG=ON CURL_CPL_VERBOSE=YES gdal raster info --if STACIT 
>> "https://cmr.earthdata.nasa.gov/stac/LPCLOUD/search? 
>> collections=VIP01_004&bbox=-180,-90,180,90"
>>
>> HTTP: Fetch(https://cmr.earthdata.nasa.gov/stac/LPCLOUD/search? 
>> collections=VIP01_004&bbox=-180,-90,180,90)
>> HTTP: libcurl/8.15.0 OpenSSL/3.5.4 zlib/1.3.1.zlib-ng libidn2/2.3.8 
>> nghttp2/1.66.0
>> HTTP: These POSTFIELDS were sent:{}
>> ERROR 1: HTTP error code : 403
>>
>> This doesn't log as much as I expected, but it sounds like it's doing 
>> a POST, given https://github.com/OSGeo/gdal/blob/master/port/ 
>> cpl_http.cpp#L2565-L2571. However, if I connect to a dummy server, I see:
>>
>> GET /stac/LPCLOUD/search?collections=VIP01_004&bbox=-180,-90,180,90 
>> HTTP/1.1
>> Host: 127.0.0.1:7777
>> User-Agent: GDAL/3.11.5
>> Accept: */*
>> Accept-Encoding: gzip
>> Content-Type: application/json
>> Content-Length: 2
>>
>> {}
>>
>> That's a GET request with a body, which isn't really supported. You 
>> can reproduce this with cURL:
>>
>> $ curl -X GET --json '{}' "https://cmr.earthdata.nasa.gov/stac/ 
>> LPCLOUD/search?collections=VIP01_004&bbox=-180,-90,180,90"
>>
>> [snipped CloudFront 403 error]
>>
>> Laurentiu
>>
>> On Wed, Dec 3, 2025, at 22:01, Scott via gdal-dev wrote:
>>> Greetings,
>>>
>>> I need some help with STACIT syntax. This does not work:
>>>
>>> gdal raster info
>>> "STACIT:\"/vsicurl/https://cmr.earthdata.nasa.gov/stac/LPCLOUD/ 
>>> search?collections=VIP01_004&bbox=-180,-90,180,90\""
>>>
>>> ...it returns:
>>>
>>> ERROR 1: JSON parsing error: continue (at offset 0)
>>> Usage: gdal raster info [OPTIONS] <INPUT>
>>> Try 'gdal raster info --help' for help.
>>>
>>> If I open the link in a browser or use wget, I get the expected geojson
>>> output:
>>>
>>> wget
>>> 'https://cmr.earthdata.nasa.gov/stac/LPCLOUD/search? 
>>> collections=VIP01_004&bbox=-180,-90,180,90'
>>> -O tst.geojson
>>>
>>> Debian 12, GDAL 3.12.0
>>>
>>> Thanks!
>>> Scott
>>>
>>> -- 
>>> www.postholer.com
>>>
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>>> gdal-dev mailing list
>>> gdal-dev at lists.osgeo.org
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