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Annotation of loncom/misc/cleanup_file_caches.pl, revision 1.1

1.1     ! matthew     1: #!/usr/bin/perl
        !             2: # The LearningOnline Network
        !             3: #
        !             4: # $Id$
        !             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: 
        !            34: cleanup_prtspool.pl - Remove temporary files from the LON-CAPA print spool.
        !            35: 
        !            36: =head1 SYNOPSIS
        !            37: 
        !            38: cleanup_prtspool.pl deletes files from /home/httpd/prtspool that have not
        !            39: been accessed in 24 hours.
        !            40: 
        !            41: =head1 DESCRIPTION
        !            42: 
        !            43: cleanup_prtspool.pl examines each file in /home/httpd/prtspool and checks
        !            44: its last access time.  Those files which have not been accessed in 24 hours
        !            45: are unlinked.
        !            46: 
        !            47: =cut
        !            48: 
        !            49: #################################################
        !            50: 
        !            51: use strict;
        !            52: use lib '/home/httpd/lib/perl/';
        !            53: use File::Find;
        !            54: use File::stat;
        !            55: 
        !            56: my $help = 0;
        !            57: my $killtime = time - 24 * 60 * 60;
        !            58: 
        !            59: sub kill_if_old {
        !            60:     my $filename = $File::Find::name;
        !            61:     return if (! -f $filename); # We only want files
        !            62:     my $inode =stat($filename);
        !            63:     if ($inode->atime < $killtime) {
        !            64:         unlink($filename) || print "Unable to unlink $filename";
        !            65:     }
        !            66: }
        !            67: 
        !            68: find (\&kill_if_old,'/home/httpd/prtspool');