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From Carlos Ramirez <ramir...@roses.bna.boeing.com>
Subject Re: [Samba authorization]
Date Tue, 19 Feb 2002 22:47:36 GMT
Here's the link to the post on modperl mailing list:
http://mathforum.org/epigone/modperl/chantoxthah/37E10165.AAA540EF@novia.net

-Carlos


Carlos Ramirez wrote:
> 
> Here are some fixes I incorporated into my private copy of
> Authen::Smb and Apache::AuthenSmb modules. These changes
> are based on some discussion I found in the modperl
> mailing list posted on Thu, 16 Sep 1999 by Matt Arnold. I
> basically copied Matt's suggestions and added them in.
> I was getting the same error messages but after I
> incorporated theses changes, it to fixed the problem on
> SUN Sparc Solaris 2.5.1..2.8.
> 
> =Begin Snippet from mailing list
> 
> The resulting additions to Authen::Smb look like this:
> 
>   use Fcntl qw(:flock);
>   ...
>   open S, "> /full/path/to/AuthenSmb.lck" or die "Can't open
>   AuthenSmb.lck: $!\n";
>   flock S, LOCK_EX;
>   my $res = Valid_User($username, $password, $server, $backup, $domain);
> 
>   close S;
> 
> In short, I ended up adding
> the following two lines to Apache::AuthenSmb.
> 
>   use Memoize;
>   memoize('Authen::Smb::authen');
> 
> =End of Snippet
> 
> I contacted the author of Apache::AuthenSmb (a long time
> ago) and asked him if he could add these changes into
> the module. He stated he no longer has access to machines
> where he can test his module and asked me to post
> it in the modperl mailing list (which I never did).
> I used this module extensively in our environment and
> have also added some other nice features.  Anyhow, if
> the author can no longer maintain it, i'd be glad ty
> update it ;)
> 
> Since, this fix also requires that Authen::Smb to be
> modified, maybe the author of the cool Authen::Smb module
> add some option to allow a lock file or force it to use a
> lock file (??).
> 
> Something along the lines:
> sub authen {
>     my @args = @_;
> 
>     # Truncate everything to length 80 to avoid poor coding practices in the
>     # smbvalid.a (buffer overflows) PMK--fixme in smbvalid.a when possible.
>     for my $i ( 0..$#args ) {
>       $args[$i] = substr($args[$i], 0, 80);
>     }
> 
>     my($username, $password, $server, $backup, $domain, $lockfile) = @args;
>     my $res;
>     if ($lockfile) {
>        open  L, "> $lockfile" or die "Can't open AuthenSmb.lck: $!\n";
>        flock L, LOCK_EX;
>        $res = Valid_User($username, $password, $server, $backup, $domain);
>        close L;
>     }
>     else {
>        $res = Valid_User($username, $password, $server, $backup, $domain);
>     }
> 
>     return $res;
> }
> 
> 
> Anyhow, hope this helps.
> 
> -Carlos
> 
> >
> > From: "Stathy G. Touloumis" <stathy.touloumis@edventions.com>
> > Date: 2002/02/19 Tue PM 02:00:35 CST
> > To: "Andrew Afliatunov" <andy@taom.ru>,
> >       "Mod_perl" <modperl@apache.org>
> > Subject: RE: [Samba authorization]
> >
> > You should probably contact the maintainers of Apache::AuthSmb and
> > kindly ask them to look into the problem : )  If I had some Sparcs lying
> > around
> > I would be willing to look into it but I don't ; )
> >
> > > Please, let's continue discussing my problem. Remind you, that I
> > > installed mod_perl, Authen-Smb-0.91 and Apache-AuthenSmb-0.60 for
> > > authorization in apache against NT server. And I get this error in
> > > apache error.log file:
> > > "Undefined subroutine &Apache::AuthenSmb::handler called".
> > > In discussion we stopped at the point that I have wrong Smb.so file,
> > > because when I put "PerlModule Apache::AuthenSmb" in my httpd.conf file
> > > I get
> > > --
> > > Syntax error on line 346 of /usr/local/apache/conf/httpd.conf:
> > > Can't load
> > > '/usr/local/lib/perl5/site_perl/5.6.1/sun4-solaris/auto/Authen/Smb/Smb.so'
> > > for
> > > module Authen::Smb: ld.so.1: /usr/local/apache/bin/httpd: fatal:
> > > relocation error: file
> > > /usr/local/lib/perl5/site_perl/5.6.1/sun4-solaris/auto/Authen/Smb/Smb.so:
> > > symbol main: referenced symbol not found at
> > > /usr/local/lib/perl5/5.6.1/sun4-solaris/DynaLoader.pm line 206.
> > >  at /usr/local/lib/perl5/site_perl/5.6.1/Apache/AuthenSmb.pm line 5
> > > Compilation failed in require at
> > > /usr/local/lib/perl5/site_perl/5.6.1/Apache/AuthenSmb.pm line 5.
> > > BEGIN failed--compilation aborted at
> > > /usr/local/lib/perl5/site_perl/5.6.1/Apache/AuthenSmb.pm line 5.
> > > Compilation failed in require at (eval 3) line 3.
> > > --
> > > when making 'apachectl configtest'. I tried to reinstall AuthenSmb with
> > > its default options (default Makefile.PL), - no success.
> > > Maybe I must install it with some different from default options? Who
> > > knows what are such options? What is configurable there? Or what may be
> > > done with my Smb.so in oder Authen:Smb to understand it?
> > >
> >
> >

-- 
-------------------------------------------------------------------------
Carlos Ramirez + Boeing + Human Flight & Space Exploration +
714.372.4181
-------------------------------------------------------------------------

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