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Annotation of loncom/misc/cleanup_file_caches.pl, revision 1.5

1.1       matthew     1: #!/usr/bin/perl
                      2: # The LearningOnline Network
                      3: #
1.5     ! banghart    4: # $Id: cleanup_file_caches.pl,v 1.4 2004/12/22 19:11:08 albertel Exp $
1.1       matthew     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: #
                     28: #################################################
                     29: 
                     30: =pod
                     31: 
                     32: =head1 NAME
                     33: 
1.3       albertel   34: cleanup_file_caches.pl - Remove temporary files from the LON-CAPA print
1.5     ! banghart   35: spool, the multidownload zip spool, and userfiles cache.
1.1       matthew    36: 
                     37: =head1 SYNOPSIS
                     38: 
1.5     ! banghart   39: cleanup_file_caches.pl deletes files from lonPrtDir, lonZipDir and
        !            40: lonDocRoot/userfiles that have not been accessed in 24 hours.
1.1       matthew    41: 
                     42: =head1 DESCRIPTION
                     43: 
1.5     ! banghart   44: cleanup_file_caches.pl examines each file in lonPrtDir, lonZipDir and
        !            45: lonDocRoot/userfiles and checks its last access time.  Those
1.3       albertel   46: files which have not been accessed in 24 hours are unlinked.
1.1       matthew    47: 
                     48: =cut
                     49: 
                     50: #################################################
                     51: 
                     52: use strict;
                     53: use lib '/home/httpd/lib/perl/';
                     54: use File::Find;
                     55: use File::stat;
1.3       albertel   56: use LONCAPA::Configuration;
1.5     ! banghart   57: my $conf = LONCAPA::Configuration::read_conf('loncapa.conf');
1.3       albertel   58: my $killtime = $conf->{'lonExpire'};
1.5     ! banghart   59: my $prt_spool_dir = $conf->{'lonPrtDir'};
        !            60: my $zip_spool_dir = $conf->{'lonZipDir'};
        !            61: my $userfile_dir = $conf->{'lonDocRoot'}.'/userfiles';
1.1       matthew    62: sub kill_if_old {
                     63:     my $filename = $File::Find::name;
                     64:     return if (! -f $filename); # We only want files
1.5     ! banghart   65:     my $inode = stat($filename);
1.4       albertel   66:     if ((time-$inode->atime) > $killtime) {
1.2       matthew    67:         unlink($filename);
1.1       matthew    68:     }
                     69: }
                     70: 
1.5     ! banghart   71: find (\&kill_if_old,$prt_spool_dir);
        !            72: find (\&kill_if_old,$zip_spool_dir);
        !            73: find (\&kill_if_old,$userfile_dir);