File:
[LON-CAPA] /
loncom /
auth /
lontokacc.pm
Revision
1.9:
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Fri Aug 1 17:25:40 2003 UTC (21 years, 2 months ago) by
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CVS tags:
version_1_1_X,
version_1_1_3,
version_1_1_2,
version_1_1_1,
version_1_1_0,
version_1_0_99_3,
version_1_0_99_2,
version_1_0_99_1,
version_1_0_99,
version_1_0_3,
version_1_0_2,
version_1_0_1,
version_1_0_0,
version_0_99_5,
version_0_99_4,
HEAD
Problem with lontokacc running twice on high school machines if cleanup
was registered dynamically.
# The LearningOnline Network
# Access Handler for User File Transfers
#
# $Id: lontokacc.pm,v 1.9 2003/08/01 17:25:40 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
package Apache::lontokacc;
use strict;
use Apache::Constants qw(:common :remotehost);
use Apache::lonnet();
use Apache::File();
sub handler {
my $r = shift;
my $reqhost = $r->get_remote_host(REMOTE_DOUBLE_REV);
if (!$reqhost && $r->get_remote_host(REMOTE_NOLOOKUP) eq $r->get_server_name()) {
$reqhost = $r->get_server_name();
}
unless ($reqhost) {
$r->log_reason("Spoof request from ". $reqhost);
return FORBIDDEN;
}
if ($reqhost eq 'localhost.localdomain') {
return OK;
}
my $readline;
my $lontabdir=$r->dir_config('lonTabDir');
{
my $fh;
unless ($fh=Apache::File->new("$lontabdir/hosts.tab")) {
$r->log_reason("Could not find host tab file");
return FORBIDDEN;
}
while ($readline=<$fh>) {
my ($id,$domain,$role,$name,$ip)=split(/:/,$readline);
if ($name =~ /$reqhost/i) {
return OK;
}
}
}
$r->log_reason("Invalid request for user file transfer from $reqhost",
$r->filename);
return FORBIDDEN;
}
sub removefile {
my $r=shift;
if ($r->status==200) {
unlink($r->filename);
&Apache::lonnet::logthis('Unlinking '.$r->filename);
} else {
&Apache::lonnet::logthis('Failed to transfer '.$r->filename);
}
}
1;
__END__
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