[hobbit] Critical Systems page displaying "Internal Server Error"

Gary Baluha gumby3203 at gmail.com
Tue Dec 4 22:27:02 CET 2007


It appears there was a permissions issue.  The critical systems page is
working again.

On Dec 3, 2007 3:48 PM, Gary Baluha <gumby3203 at gmail.com> wrote:

> Yep, looks the same.  I turned on ScriptLog in the apache configuration,
> and got some interesting output.
>
> %% [Mon Dec 03 15:34:21 2007] GET /hobbit-cgi/hobbit-nkview.sh HTTP/1.1
> %% 500 /var/hobbit/cgi-bin/hobbit- nkview.sh
> %request
> Host: hobbit.hidden.com
> User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.3)
> Gecko/20070309 Firefox/2.0.0.3
> Accept: text/xml,application/xml,application/xhtml+xml,text/html;q= 0.9
> ,text/plain;q=0.8,image/png,*/*;q=0.5
> Accept-Language: en-us,en;q=0.5
> Accept-Encoding: gzip,deflate
> Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
> Keep-Alive: 300
> Connection: keep-alive
> Referer: http://hobbit.hidden.com/hobbit/bbnk
> Cookie: pagepath=; host=
> Cache-Control: max-age=0
> %response
> HOST=
> <snip>
>
> So at least now, I see where that "header=HOST=" line in the error_log
> file is coming from.
>
>
> On Dec 3, 2007 3:33 PM, Josh Luthman <josh at imaginenetworksllc.com> wrote:
>
> > Can you confirm that these are all similar...
> >
> > -> cat /home/shire/cgi-bin/hobbit-nkview.sh
> > #!/bin/sh
> >
> > # This is a wrapper for the Hobbit hobbit-nkview.cgi script
> >
> > . /home/shire/server/etc/hobbitcgi.cfg
> >  exec /home/shire/server/bin/hobbit-nkview.cgi $CGI_NKVIEW_OPTS
> >
> > -> grep CGI_NKVIEW_OPTS hobbitcgi.cfg
> > CGI_NKVIEW_OPTS="--env=/home/shire/server/etc/hobbitserver.cfg"
> >
> > Josh
> >
> >
> > On 12/3/07, Gary Baluha <gumby3203 at gmail.com> wrote:
> > >
> > > I seem to be on a roll with weird problems lately.  I just found out
> > > that the Critical Systems page doesn't load at all if I zero out the
> > > hobbit-nkview.cfg file.  At least, not in a typical browser.  If I
> > > curl or lynx the critical systems page from the command line, it loads
> > > okay.  It just doesn't load in a graphical browser.
> > >
> > > On Dec 2, 2007 1:42 PM, Gary Baluha < gumby3203 at gmail.com> wrote:
> > >
> > > > It seems that the Critical Systems page has decided to stop working
> > > > on me.  Any time I load the page, it just displays an Internal Server
> > > > Error.  I enabled the --debug option, and in the apache error logs, I see
> > > > the following message:
> > > >
> > > > [Sun Dec 02 11:11:46 2007] [error] [client x.x.x.x ] malformed
> > > > header from script. Bad header=HOST=: hobbit-nkview.sh
> > > >
> > > > "HOST" happens to be the first entry in the hobbit-nkview.cfg file.
> > > > I have tried a couple of changes to the config file to see what would
> > > > happen.  I first tried deleting the entire contents of the configuration
> > > > file, and still get the Internal Server Error.  When this happens, I don't
> > > > see any entry added to the apache error log.  If I go back to the original
> > > > hobbit-nkview.cfg file and just delete the first entry, the error
> > > > above changes to "HOSTB", where HOSTB was the host below HOST, but is now
> > > > the first.  Essentially, I have determined that whatever is the first entry
> > > > in the hobbit-nkview.cfg file is the host that appears as the "Bad
> > > > header=" in the error above.
> > > >
> > > > The hobbit-nkview.cfg file has not changed in at least a week, and
> > > > the Critical Systems page was working as of only 3 days ago.  Any idea
> > > > what's going on?  I have seen the "Internal Server Error" problem come up
> > > > before, but it would usually be fine on the next reload of the page.  Also,
> > > > the HOST that the error message is complaining about doesn't have any
> > > > non-green alerts, so it appears to be some problem with the parsing of the
> > > > configuration file.  Is there additional logging I can turn on?  I tried
> > > > enabling the --debug for the bb-display module, but that just produced a
> > > > huge amount of logging, but nothing that helped to narrow down the problem.
> > > >
> > >
> > >
> >
> >
> > --
> > Josh Luthman
> > Office: 937-552-2340
> > Direct: 937-552-2343
> > 1100 Wayne St
> > Suite 1337
> > Troy, OH 45373
> >
> > Those who don't understand UNIX are condemned to reinvent it, poorly.
> > --- Henry Spencer
>
>
>
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