[gdal-dev] ftp user and password with vsizip/vsicurl

[Eli Adam]

Even,

      I've added most of this to the wiki.  I've also corrected the
urls that were incorrect. 
http://trac.osgeo.org/gdal/wiki/UserDocs/ReadInZip#vsicurl-toreadfromHTTPorFTPfilespartialdownloading

Thanks, Eli

>>> On 4/12/2011 at 11:11 AM, in message
<201104122011.20768.even.rouault at mines-paris.org>, Even Rouault
<even.rouault at mines-paris.org> wrote:
> Le mardi 12 avril 2011 17:26:02, Eli Adam a écrit :
>> Is it possible to use vsizip and vsicurl on a password protected ftp
site?
>> 
>> Something like this command with user and password passed somehow:
>> 
>> ogrinfo -ro -al -so
>> /vsizip/vsicurl/ftp://example.com/foldername/file.zip/example.shp 
>> 
>> I rather hopefully tried some switches, -user:user
-password:password,
>> which did not work.
> 
> I've just tried with an FTP site and ogrinfo -ro -al -so 
>
/vsizip/vsicurl/ftp://user:password@example.com/foldername/file.zip/example.
> shp 
> works
> 
>> 
>> Thanks for the vsi support, it is awesome!  For vsizip/gz/tar, I
find this
>> wiki page very useful,
http://trac.osgeo.org/gdal/wiki/UserDocs/ReadInZip 
>> I can find all the gdal drivers that support virtual files by
following
>> the directions on that page (driver marked with 'v' when running
'gdalinfo
>> --formats').  I tried a similar approach for ogr (ogrinfo --formats
and
>> looked for 'v') without learning much.  Is there a way to determine
>> virtual file support in ogr?  I found that shp is supported by
>> successfully testing it and recalling an IRC mention.
> 
> No, there's no easy way of knowing if an OGR driver supports VSI
virtual 
> file 
> handlers such as vsizip, vsicurl etc...
> 
> From a quick "grep -r VSILFILE ogr/ogrsf_frmts/", I can see in
current trunk 
> (might not be the case for all drivers in GDAL 1.8.0 as a few have
been 
> converted since the release), that CSV, PGDUMP (well, this is just
write-
> only),  SVG, KML, HTF, DXF, PDS, VRT, GPX, AERONAVFAA, GTM, EDIGEO,
SHAPE, 
> OPENAIR, LIBKML, GEORSS, GPSBABEL, BNA, GEOJSON, XPLANE, GMT, GML,
SUA and 
> S57 
> use the VSI virtual file API at least partially. Caution : It doesn't
mean 
> that 
> they are all fully vetted to be compatible with it.
> 
>> 
>> Most of what I find for vsicurl is here,
>> http://trac.osgeo.org/gdal/wiki/Release/1.8.0-News  Is there
somewhere
>> else that I should look for documentation on vsicurl?  I gave a shot
at
>> adding information to the vsizip wiki page, can someone review it to
make
>> sure that I am not spreading false information and correct or delete
it if
>> needed?  I added to the vsizip page rather than making a different
page
>> since vsicurl is often used with vsizip. 
> 
> There's some info in the doc of VSIInstallCurlFileHandler() here 
> http://gdal.org/cpl__vsi_8h.html#4f791960f2d86713d16e99e9c0c36258 
> 
> You might want to add the link to it, like it is done for the other
special 
> file handlers in the page.
> 
>> Currently, the example commands
>> that I put there give an error claiming that the .shx is corrupt. 
For
>> instance, ogrinfo -ro -al -so
>>
/vsicurl/http://trac.osgeo.org/gdal/browser/trunk/autotest/ogr/data/poly.s
>> hp
> 
> This was just a bad URL. ogrinfo -ro -al -so 
> /vsicurl/http://svn.osgeo.org/gdal/trunk/autotest/ogr/data/poly.shp
works
> 
>> 
>> 
>> Any help appreciated, Eli
>> 
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