[Ifeffit] ERROR in getting feff8 input file for YBCO from Web atoms

Paul Fons paul-fons at aist.go.jp
Wed Feb 7 20:04:44 CST 2007

I must admit that at least inside of the ANL lan, I was very (un) 
impressed with the firewall and the questionable judgments it made  
based upon content for access of material from outside ANL.   I never  
suspected that it would try a filter scheme for things inside ANL.   

On Feb 8, 2007, at 4:14 AM, Matt Newville wrote:

> Feng, Paul, Dave,Bruce,
> Thanks for the reports.  I can reproduce this problem, and I'm pretty
> sure it's not exactly a problem with the cgi script, but more of an
> APS/ANL firewall issue.    That is, inside the APS firewall, I can run
> webatoms on this file (unmodified) and get the correct result.
> It's not simply an issue with 'refer2', because even outside the
> firewall, I can get other files with a 'refer2' tag in them (try
> ZnOH2.inp, for example).   In addition, leaving the 'refer2' in, and
> taking the 'refer1' line out also generates a correct output.
> Also: even outside the firewall, I can get
> http://cars9.uchicago.edu/atomsdb/YBa2Cu3O7.inp
> In addition, generating the feff.inp file, and copying this file to
> http://cars9.uchicago.edu/atomsdb/ybco_feff1.inp
> I can access that file as well (which might help Feng)
> So, it appears that the firewall is not simply blocking files that
> contain the string:
>      refer2: Cava, et al, Physica C 165, p.419, (1990)
> but does appear to be blocking URLs that contain certain strings (or
> perhaps strings of a certain length??).
> I would guess that changing the cgi script to use POST instead of GET
> would be the simplest way to solve this problem.
> --Matt
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