[Moabusers] Re: moab.key

Justin Bronder justin.bronder at maine.edu
Thu Jul 5 10:33:01 MDT 2007


Nope, it has the default permissions given by "make install".
-rwxr-x--x 1 root root 2818984 Jul  5 12:10 /usr/bin/mauth

Should I add the setuid bit?


On 05/07/07 10:16 -0600, Douglas Wightman wrote:
> What are the permissions on the "mauth" binary?  Is it setuid root?
> 
> - Douglas
> 
> On Thu, 2007-07-05 at 12:14 -0400, Justin Bronder wrote:
> > crash moab # moab --version        
> > moab server version 5.1.0p5 (snap NA) (rev. 7371)
> > crash moab # ls -l /var/spool/moab/.moab.key 
> > -r--r--r-- 1 root root 5 Jun 22 12:32 /var/spool/moab/.moab.key
> > crash moab # moab
> > WARNING:  .moab.key exists but has invalid ownership/permissions
> > crash moab # killall moab
> > crash moab # chmod 400 /var/spool/moab/.moab.key 
> > crash moab # moab
> > jbronder at crash ~/moab $ showq
> > ERROR:  cannot open keyfile '/var/spool/moab/.moab.key' for reading:
> > Permission denied
> > ERROR:  cannot open keyfile '/var/spool/moab/.moab.key' for reading:
> > Permission denied
> > ERROR:    server rejected request - could not authenticate client using
> > .moab.key
> > ERROR:    communication error crash:42559 (remote server rejected request,
> > message 'no signature value specified')
> > 
> > Thanks,
> > 
> > 
> > On 05/07/07 10:03 -0600, Douglas Wightman wrote:
> > > There have been many enhancements (including error messages) added to
> > > using the .moab.key file.  What Moab version are you using and what is
> > > the error message when a normal user tries to run a client command?
> > > 
> > > Thanks,
> > > 
> > > - Douglas
> > > 
> > > On Thu, 2007-07-05 at 11:26 -0400, Justin Bronder wrote:
> > > > We're using the /var/spool/moab/.moab.key file to allow multiple submit hosts
> > > > to talk to the moab server.  However, I'm not sure of the permissions I
> > > > should have set on the file.
> > > > 
> > > > If I set it as 400, the moab starts up fine, but any normal users cannot use
> > > > any moab commands as they can't read the file.
> > > > 
> > > > If I set it as 444, then moab complains about invalid permissions on boot,
> > > > but users can use the moab commands.
> > > > 
> > > > Is there a better way to be doing this?
> > > > 
> > > > Thanks,
> > > > 
> > > 
> > > _______________________________________________
> > > moabusers mailing list
> > > moabusers at supercluster.org
> > > http://www.supercluster.org/mailman/listinfo/moabusers
> > 
> 
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-- 
Justin Bronder

High Performance Computing
University of Maine, Orono
20 Godfrey Dr
Orono, ME 04473
www.clusters.umaine.edu


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