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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>…bout ready to pull my hair out on this one.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Bottom line: Why does grass deny access to *<b><span
style='font-weight:bold'>everyone</span></b>* except the owner of the PERMANENT
mapset??</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Background:</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Trying to work with the demo data provided with GRASS
(global and spearfish). The data are stored on my disk as follows</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>/home/grass_data</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> |-
global/</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> | |-
PERMANENT/</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> | |-
grasslinksX/ : other mapsets</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> |-
spearfish/</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> | |-
PERMANENT/</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> | |-
grasslinksX/ : other mapsets</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>User X installed the data so user X owns all the files that were
placed in the DATABASE (/home/grass_data). User X wants to share his mapsets
with *<b><span style='font-weight:bold'>everyone</span></b>* so user X foolishly
gives read/write access to the world on every file in the database (chmod –R
777 /home/grass_data).</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>User Y would like to read the GRASS database setup by user X.
GRASS *<b><span style='font-weight:bold'>denys</span></b>* access to user
Y with the following message:</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Sorry, no access to <<PERMANENT>>.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Mapsets in location <global></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>----------------------</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
grasslinks0
grasslinks1
grasslinks2 </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> grasslinks3
PERMANENT </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>note: you do not have access to any of these mapsets</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>----------------------</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hit RETURN --></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>*<b><span style='font-weight:bold'>No matter what</span></b>*
(yes I’ve tried g.access) GRASS will not allow anyone but the owner to access
PERMANENT. This flies in the face of the documentation.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Any comments on this behavior?</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Md</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>PS. Here’s the kicker, in my scenario, user Y is
….root. Hmmm, when root can’t do it, something’s not right!!!
(also tried others as “user Y” and got the same thing).</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>PPS. Same behavior in grass4.3 and grass5.0.1.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<div style='border:none;border-top:solid windowtext 1.0pt;padding:1.0pt 0in 0in 0in'>
<p class=MsoAutoSig style='border:none;padding:0in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Matt Doggett</span></font></p>
</div>
<p class=MsoAutoSig><b><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial;font-weight:bold'>Spatial </span></font></b><b><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial;font-weight:
bold'>Climate Analysis Service</span></font></b></p>
<p class=MsoAutoSig><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Oregon</span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>State</span></font><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>University</span></font></p>
<p class=MsoAutoSig><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>316 Strand Ag Hall</span></font></p>
<p class=MsoAutoSig><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Corvallis</span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>, </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>OR</span></font><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>97331</span></font></p>
<p class=MsoAutoSig><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>(541)737-9153</span></font></p>
<p class=MsoAutoSig><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>mdoggett@coas.oregonstate.edu</span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font></p>
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