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File:  [LON-CAPA] / loncom / misc / cleanup_file_caches.pl
Revision 1.5: download - view: text, annotated - select for diffs
Fri Apr 20 22:00:40 2007 UTC (17 years ago) by banghart
Branches: MAIN
CVS tags: version_2_9_X, version_2_9_99_0, version_2_9_1, version_2_9_0, version_2_8_X, version_2_8_99_1, version_2_8_99_0, version_2_8_2, version_2_8_1, version_2_8_0, version_2_7_X, version_2_7_99_1, version_2_7_99_0, version_2_7_1, version_2_7_0, version_2_6_X, version_2_6_99_1, version_2_6_99_0, version_2_6_3, version_2_6_2, version_2_6_1, version_2_6_0, version_2_5_X, version_2_5_99_1, version_2_5_99_0, version_2_5_2, version_2_5_1, version_2_5_0, version_2_4_X, version_2_4_99_0, version_2_4_2, version_2_4_1, version_2_4_0, version_2_3_99_0, version_2_12_X, version_2_11_X, version_2_11_4_uiuc, version_2_11_4_msu, version_2_11_4, version_2_11_3_uiuc, version_2_11_3_msu, version_2_11_3, version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, version_2_11_1, version_2_11_0_RC3, version_2_11_0_RC2, version_2_11_0_RC1, version_2_11_0, version_2_10_X, version_2_10_1, version_2_10_0_RC2, version_2_10_0_RC1, version_2_10_0, loncapaMITrelate_1, language_hyphenation_merge, language_hyphenation, bz6209-base, bz6209, bz5969, bz2851, PRINT_INCOMPLETE_base, PRINT_INCOMPLETE, HEAD, GCI_3, GCI_2, GCI_1, BZ5971-printing-apage, BZ5434-fox, BZ4492-merge, BZ4492-feature_horizontal_radioresponse
	Add lonZipDir to directories to be cleaned up.
	Read all directories to be cleaned from Configuration.

    1: #!/usr/bin/perl
    2: # The LearningOnline Network
    3: #
    4: # $Id: cleanup_file_caches.pl,v 1.5 2007/04/20 22:00:40 banghart Exp $
    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_file_caches.pl - Remove temporary files from the LON-CAPA print
   35: spool, the multidownload zip spool, and userfiles cache.
   36: 
   37: =head1 SYNOPSIS
   38: 
   39: cleanup_file_caches.pl deletes files from lonPrtDir, lonZipDir and
   40: lonDocRoot/userfiles that have not been accessed in 24 hours.
   41: 
   42: =head1 DESCRIPTION
   43: 
   44: cleanup_file_caches.pl examines each file in lonPrtDir, lonZipDir and
   45: lonDocRoot/userfiles and checks its last access time.  Those
   46: files which have not been accessed in 24 hours are unlinked.
   47: 
   48: =cut
   49: 
   50: #################################################
   51: 
   52: use strict;
   53: use lib '/home/httpd/lib/perl/';
   54: use File::Find;
   55: use File::stat;
   56: use LONCAPA::Configuration;
   57: my $conf = LONCAPA::Configuration::read_conf('loncapa.conf');
   58: my $killtime = $conf->{'lonExpire'};
   59: my $prt_spool_dir = $conf->{'lonPrtDir'};
   60: my $zip_spool_dir = $conf->{'lonZipDir'};
   61: my $userfile_dir = $conf->{'lonDocRoot'}.'/userfiles';
   62: sub kill_if_old {
   63:     my $filename = $File::Find::name;
   64:     return if (! -f $filename); # We only want files
   65:     my $inode = stat($filename);
   66:     if ((time-$inode->atime) > $killtime) {
   67:         unlink($filename);
   68:     }
   69: }
   70: 
   71: find (\&kill_if_old,$prt_spool_dir);
   72: find (\&kill_if_old,$zip_spool_dir);
   73: find (\&kill_if_old,$userfile_dir);
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