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Annotation of loncom/lonnet/perl/lonrep.pm, revision 1.13

1.1       albertel    1: # The LearningOnline Network
                      2: # Replication Manager
1.6       www         3: #
1.13    ! albertel    4: # $Id: lonrep.pm,v 1.12 2007/01/29 22:07:12 albertel Exp $
1.6       www         5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.1       albertel   28: 
                     29: package Apache::lonrep;
                     30: 
                     31: use strict;
                     32: use Apache::Constants qw(:common :http);
1.9       albertel   33: use Apache::lonnet;
1.1       albertel   34: use Apache::File();
1.4       www        35: use CGI::Cookie();
1.1       albertel   36: 
1.11      albertel   37: sub update_filename {
                     38:     my ($r,$filename) = @_;
                     39:     my $oldfile = $r->filename($filename);
1.12      albertel   40:     if ($ENV{'MOD_PERL_API_VERSION'} == 2
                     41: 	&& -e $filename) {
1.13    ! albertel   42: 	eval {
        !            43: 	    require APR::Finfo;
        !            44: 	    require APR::Const;
        !            45: 	    $r->finfo(APR::Finfo::stat($filename, 
        !            46: 				       &APR::Const::FINFO_NORM(),
        !            47: 				       $r->pool));
        !            48: 	};
        !            49: 	if ($@) {
        !            50: 	    return $@;
        !            51: 	}
1.11      albertel   52:     }
1.13    ! albertel   53:     return;
1.11      albertel   54: }
                     55: 
1.1       albertel   56: sub handler {
                     57:     my $r = shift;
                     58:     if (-e $r->finfo) {
                     59:       return OK;
                     60:     } else {
                     61:       my $filename=$r->filename.$r->path_info;
1.5       www        62:       if ($filename=~/\/$/) { return OK; }
1.2       www        63:       if (-e "$filename.in.transfer") {
1.1       albertel   64: 	sleep 10;
1.12      albertel   65:         if (-e $filename) {
1.13    ! albertel   66: 	    my $error = &update_filename($r,$filename);
        !            67: 	    if ($error) {
        !            68: 		$r->log_reason('Update filename failed '.$error);
        !            69: 		return HTTP_SERVICE_UNAVAILABLE;
        !            70: 	    }
1.12      albertel   71: 	    return OK;
1.1       albertel   72:         } else {
1.12      albertel   73: 	    $r->log_reason("Waiting for file transfer timed out",$filename);
                     74: 	    return HTTP_SERVICE_UNAVAILABLE;
1.1       albertel   75:         }
                     76:       } else {
1.13    ! albertel   77:           my $response=&Apache::lonnet::repcopy($filename);
1.12      albertel   78:           if ($response eq 'ok' && -e $filename) {
1.10      albertel   79: 	      $r->path_info('');
1.13    ! albertel   80: 	      my $error = &update_filename($r,$filename);
        !            81: 	      if ($error) {
        !            82: 		  $r->log_reason('Update filename failed after replication '.$error);
        !            83: 		  return HTTP_SERVICE_UNAVAILABLE;
        !            84: 	      }
1.4       www        85:               return OK;
1.3       www        86:           }
1.4       www        87:           my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
                     88:           my $lonid=$cookies{'lonID'};
                     89:           if ($lonid) {
                     90: 	     $r->log_reason('Replication failed for '.$lonid->value);
                     91:              return $response;
                     92: 	  } else {
                     93: 	     $r->log_reason('Replication failed for unknown user'); 
                     94:              return FORBIDDEN;
                     95:           } 
1.1       albertel   96:       }
1.2       www        97:     }
1.1       albertel   98: }
                     99: 
                    100: 1;
                    101: __END__
                    102: 
                    103: 
                    104: 
                    105: 
                    106: 
                    107: 
                    108: 
                    109: