version 1.6, 2002/08/08 13:45:21
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version 1.19, 2007/05/16 09:45:58
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Line 32 use strict;
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Line 32 use strict;
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use Apache::Constants qw(:common :remotehost); |
use Apache::Constants qw(:common :remotehost); |
use Apache::lonnet(); |
use Apache::lonnet(); |
use Apache::File(); |
use Apache::File(); |
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use IO::Socket; |
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
my $reqhost; |
my $reqhost = $r->get_remote_host(REMOTE_NOLOOKUP); |
unless ($reqhost=$r->get_remote_host(REMOTE_DOUBLE_REV)) { |
my @hostids= &Apache::lonnet::get_hosts_from_ip($reqhost); |
$r->log_reason("Spoof request ".$reqhost); |
if (!@hostids && $reqhost ne '127.0.0.1' ) { |
return FORBIDDEN; |
$r->log_reason("Unable to find a host for ". |
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$r->get_remote_host(REMOTE_NOLOOKUP)); |
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return FORBIDDEN; |
} |
} |
if ($reqhost eq 'localhost.localdomain') { |
if ($reqhost eq '127.0.0.1') { |
$r->register_cleanup(\&removefile); |
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return OK; |
return OK; |
} |
} |
my $readline; |
return OK; |
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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my ($id,$domain,$role,$name,$ip)=split(/:/,$readline); |
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if ($name =~ /$reqhost/i) { |
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$r->register_cleanup(\&removefile); |
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return OK; |
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} |
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} |
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} |
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$r->log_reason("Invalid request for user file transfer from $reqhost", |
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$r->filename); |
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return FORBIDDEN; |
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} |
} |
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sub removefile { |
sub removefile { |
my $r=shift; |
my $r=shift; |
if ($r->status==200) { |
if ($r->status==200) { |
unlink($r->filename); |
unlink($r->filename); |
&Apache::lonnet::logthis('Unlinking '.$r->filename); |
#&Apache::lonnet::logthis('Unlinking '.$r->filename); |
} else { |
} else { |
&Apache::lonnet::logthis('Failed to transfer '.$r->filename); |
&Apache::lonnet::logthis('Failed to transfer '.$r->filename); |
} |
} |
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return OK; |
} |
} |
1; |
1; |
__END__ |
__END__ |