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Diff for /loncom/auth/lonracc.pm between versions 1.10 and 1.14

version 1.10, 2003/05/27 18:31:31 version 1.14, 2005/02/05 22:20:56
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # (lonacc: Cookie Based Access Handler  
 # 5/21/99,5/22,5/29,5/31,6/15 Gerd Kortemeyer)  
 # 6/16,6/18,7/3,  
 # 6/30/00 Gerd Kortemeyer  
   
 package Apache::lonracc;  package Apache::lonracc;
   
Line 36  use strict; Line 32  use strict;
 use Apache::Constants qw(:common :remotehost);  use Apache::Constants qw(:common :remotehost);
 use Apache::lonnet();  use Apache::lonnet();
 use Apache::File();  use Apache::File();
   use IO::Socket;
   
 sub subscribed {  sub subscribed {
     my ($filename,$id) = @_;      my ($filename,$id) = @_;
     my $found=0;      my $found=0;
     my $expr='^'.$id.':'.$Apache::lonnet::hostip{$id}.':';      my $hostname=$Apache::lonnet::hostname{$id};
       my (undef,undef,undef,undef,$ip) = gethostbyname($hostname);
       $ip=inet_ntoa($ip);
       my $expr='^'.$id.':'.$ip.':';
     $expr =~ s/\./\\\./g;      $expr =~ s/\./\\\./g;
     my $sh;      my $sh;
     if ($sh=Apache::File->new("$filename.subscription")) {      if ($sh=Apache::File->new("$filename.subscription")) {
Line 52  sub subscribed { Line 52  sub subscribed {
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
     my $reqhost = $r->get_remote_host(REMOTE_DOUBLE_REV);      my $reqhost = $r->get_remote_host(REMOTE_HOST);
     if (!$reqhost && $r->get_remote_host(REMOTE_NOLOOKUP) eq $r->get_server_name()) {       if (!$reqhost) {
         $reqhost = $r->get_server_name();   $r->log_reason("Unable to do hostname lookup for ".$ENV{'REMOTE_ADDR'});
     }   
     unless ($reqhost) {  
        $r->log_reason("Spoof request from ".$ENV{'REMOTE_ADDR'});  
        return FORBIDDEN;  
     }      }
     my $readline;      if ($reqhost eq 'localhost.localdomain') {
     my $lontabdir=$r->dir_config('lonTabDir');   return OK;
     {      }
        my $fh;      my $return;
        unless ($fh=Apache::File->new("$lontabdir/hosts.tab")) {      my @ids=();
           $r->log_reason("Could not find host tab file");      my $id;
           return FORBIDDEN;      foreach $id (keys %Apache::lonnet::hostname) {
        }   if ($Apache::lonnet::hostname{$id} =~ /\Q$reqhost\E/i) {
        my $return;      my $filename=$r->filename;
        my @ids=();      my $uri =$r->uri;
        while ($readline=<$fh>) {      if ((-e "$filename.$id") ||
           my ($id,$domain,$role,$name,$ip)=split(/:/,$readline);   &subscribed($filename,$id) ||
           if ($name =~ /$reqhost/i) {   ($filename=~/\.meta$/) ||
               my $filename=$r->filename;   ($uri=~m|^/raw/uploaded|)) {
               if ((-e "$filename.$id") ||   return OK;
   &subscribed($filename,$id) ||      } else {
   ($filename=~/\.meta$/)) {   $return=FORBIDDEN;
          return OK;   push(@ids,$id);
               } else {      }
                  $return=FORBIDDEN;   }
  push(@ids,$id);      }
               }      if ($return == FORBIDDEN) {
           }   $r->log_reason(join(':',@ids)." not subscribed", $r->filename);
        }   return FORBIDDEN;
        if ($return == FORBIDDEN) {  
    $r->log_reason(join(':',@ids)." not subscribed", $r->filename);  
    return FORBIDDEN;  
        }  
     }      }
     $r->log_reason("Invalid request for file transfer from $reqhost",       $r->log_reason("Invalid request for file transfer from $reqhost", 
                    $r->filename);                      $r->filename); 
Removed from v.1.10  
changed lines
  Added in v.1.14

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