version 1.1, 2002/07/27 18:48:19
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version 1.13, 2005/02/07 17:04:53
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# The LearningOnline Network |
# The LearningOnline Network |
# Low security Access Handler for Token-based access |
# Access Handler for User File Transfers |
# (clearance given by other loncapa host) |
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# |
# |
# $Id$ |
# $Id$ |
# |
# |
Line 32 package Apache::lontokacc;
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Line 31 package Apache::lontokacc;
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use strict; |
use strict; |
use Apache::Constants qw(:common :remotehost); |
use Apache::Constants qw(:common :remotehost); |
use Apache::lonnet(); |
use Apache::lonnet(); |
use Apache::loncommon(); |
use Apache::File(); |
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use IO::Socket; |
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
my $reqhost = $r->get_remote_host(REMOTE_NOLOOKUP); |
['token','server']); |
my $netaddr=inet_aton($reqhost); |
if (($ENV{'form.token'}) || ($ENV{'form.server'})) { |
($reqhost) = gethostbyaddr($netaddr,AF_INET); |
my $tmpinfo=Apache::lonnet::reply('tmpget:'.$ENV{'form.token'}, |
if (!$reqhost) { |
$ENV{'form.server'}); |
$r->log_reason("Unable to do hostname $reqhost lookup for ".$r->get_remote_host(REMOTE_NOLOOKUP)); |
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return FORBIDDEN; |
if ($tmpinfo eq $r->uri) { |
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return OK; |
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} |
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} |
} |
$r->log_reason("Invalid token-based access",$r->filename); |
if ($reqhost eq 'localhost.localdomain') { |
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return OK; |
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} |
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my $readline; |
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my $lontabdir=$r->dir_config('lonTabDir'); |
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{ |
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my $fh; |
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unless ($fh=Apache::File->new("$lontabdir/hosts.tab")) { |
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$r->log_reason("Could not find host tab file"); |
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return FORBIDDEN; |
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} |
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while ($readline=<$fh>) { |
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$readline=~s/\s*$//; |
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my ($id,$domain,$role,$name)=split(/:/,$readline); |
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if ($name =~ /\Q$reqhost\E/i) { |
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return OK; |
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} |
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} |
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} |
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$r->log_reason("Invalid request for user file transfer from $reqhost", |
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$r->filename); |
return FORBIDDEN; |
return FORBIDDEN; |
} |
} |
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sub removefile { |
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my $r=shift; |
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if ($r->status==200) { |
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unlink($r->filename); |
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#&Apache::lonnet::logthis('Unlinking '.$r->filename); |
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} else { |
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&Apache::lonnet::logthis('Failed to transfer '.$r->filename); |
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} |
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} |
1; |
1; |
__END__ |
__END__ |
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