RE: [webmin-devel] &backquote_logged

[Jamie C. <jca...@we...>]

You should display the return value from backquote_logged, which is the output
from the program - it may contain some error message explaining what went
wrong. Also, check the exit status in the $? variable, which if non-zero 
indicates failure.

 - Jamie

Larry Gilson <Li...@IS...> wrote ..
> Jamie,
> 
> Thanks for the reply!
> 
> > This may be a path problem - make sure that whatever is in 
> > $bin is a full path like '/usr/local/bin/foo' instead of just 'foo',
> > which may not be in webmin's program search path.
> > 
> >  - Jamie
> 
> 
> &backquote_logged("$bin -C $_[0] 2>&1 </dev/null");
> 
> Both $bin and $_[0] are absolute paths.  I can cat the file that
> the above command was echoed into, copy and paste at the command
> line, execute, and obtain a successful db file.  The result is:
> 
> /usr/bin/squidGuard -C /var/lib/squidguard/blacklists/ads/domains
> /usr/bin/squidGuard -C /var/lib/squidguard/blacklists/ads/urls
> 
> Just for kicks, I modified the &get_binary_path() so the binary is
> found rather than the symlink.  Still nothing.  Permissions seem to
> be correct, execute is allowed.  I just don't get it.  It should work.
> Any other suggestions?
> 
> Thanks,
> Larry
> 
> 
> 
> 
> 
> =========================================
> Previous post --
> 
> 
> > I hope I am posting this question to the correct list!  I have been 
> > trying to work on a couple of problems I am having with the squidguard
> > (third party) module.  I have resolved all but one problem.  Creating
> > the blacklist db files.  Below is the subroutine from squidguard-lib.pl
> > which is called from enable_blacklist.cgi to create a new db file from
> > the blacklist.  For some reason I just can't create the db file if
> > executed from the enable CGI script via miniserv.  However, if I
> > simulate the subroutine via a Perl script from the command line, it
> > works.  You will be able to see that I have echoed the command to a
> > text file just to make sure variables are being passed correctly,
> > which they are.
> > 
> > #----------------------------
> > # squidguard-lib.pl
> > # rebuild_db($file)
> > # Rebuild the dbfile $file with squidguard -C
> > sub rebuild_db {
> >   my $bin = &get_binary_path();
> >   &terror('lib_nobin') if (! -x $bin);
> > 
> >   if (-e $_[0]) {
> >     `echo "$bin -C $_[0]" > /var/lib/squidguard/blacklists/ads/xxx.txt`;
> >     &backquote_logged("$bin -C $_[0] 2>&1 </dev/null");
> >     &webmin_log('rebuild', 'dbfile', $_[0]);
> >     &sgchown($_[0]);
> >     &sgchown("$_[0].db");
> >   }
> > 
> >   if (! -e $_[0]) {
> >     `echo "$bin -C $_[0]" > /var/lib/squidguard/blacklists/ads/yyy.txt`;
> >   }
> > 
> >   &reload_squid();
> > }
> > #----------------------------
> 
> 
> 
> -------------------------------------------------------
> This SF.net email is sponsored by:  Etnus, makers of TotalView, The best
> thread debugger on the planet. Designed with thread debugging features
> you've never dreamed of, try TotalView 6 free at www.etnus.com.
> -
> Forwarded by the Webmin development list at web...@we...
> To remove yourself from this list, go to
> http://lists.sourceforge.net/lists/listinfo/webadmin-devel