[gdal-dev] How to access remote data that requires authentication?

thomas bonfort thomas.bonfort at gmail.com
Tue Oct 5 08:14:07 PDT 2021


you need to use /vsicurl/ :

gdalinfo /vsicurl/https://user:pass@lpdaac.earthdata.nasa.gov/lp-prod-protected/HLSS30.015/HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif

--
thomas

On Tue, Oct 5, 2021 at 5:12 PM Joaquim Manuel Freire Luís <jluis at ualg.pt> wrote:
>
> Hi,
>
>
>
> I’ve read a lot of the docs, tried many -co options but can’t get through this mystery.
>
>
>
> I can access the data through GMT, which uses GDAL to do this job, but can’t do it with GDAL directly
>
>
>
> gdalinfo https://user:pass@lpdaac.earthdata.nasa.gov/lp-prod-protected/HLSS30.015/HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif
>
> ERROR 1: HTTP error code : 401
>
> gdalinfo failed - unable to open 'https://jluis:abaixo0Earthdata@lpdaac.earthdata.nasa.gov/lp-prod-protected/HLSS30.015/HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif'.
>
>
>
> So passing longin:password via url does not work either. But it does if indirectly used
>
>
>
> grdinfo https://user:pass@lpdaac.earthdata.nasa.gov/lp-prod-protected/HLSS30.015/HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: Title: Grid imported via GDAL
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: Command:
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: Remark:
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: Pixel node registration used [Cartesian grid]
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: Grid file format: gd = Import/export through GDAL
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: x_min: 499980 x_max: 609780 x_inc: 30 name: x n_columns: 3660
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: y_min: 4390200 y_max: 4500000 y_inc: 30 name: y n_rows: 3660
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: v_min: -0.0149 v_max: 0.8833 name: z
>
> HLS.S30.T10TEK.2020273T190109.v1.5.B8A.tif: scale_factor: 0.0001 add_offset: 0 packed z-range: [-149,8833]
>
> +proj=utm +zone=10 +ellps=WGS84 +units=m +no_defs
>
>
>
> Joaquim
>
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