File:
[LON-CAPA] /
loncom /
misc /
archive_old_files.pl
Revision
1.3:
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Thu May 18 02:17:30 2006 UTC (18 years, 4 months ago) by
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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_X,
version_2_3_99_0,
version_2_3_2,
version_2_3_1,
version_2_3_0,
version_2_2_X,
version_2_2_99_1,
version_2_2_99_0,
version_2_2_2,
version_2_2_1,
version_2_2_0,
version_2_1_X,
version_2_1_99_3,
version_2_1_99_2,
version_2_1_99_1,
version_2_1_99_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,
bz6209-base,
bz6209,
bz5969,
bz2851,
PRINT_INCOMPLETE_base,
PRINT_INCOMPLETE,
HEAD,
GCI_3,
GCI_2,
GCI_1,
BZ5971-printing-apage,
BZ5434-fox
Saving my work: new locking and zipping/unzipping mechanism
1: #!/usr/bin/perl
2: # The LearningOnline Network
3: # zip all .db and .hist files that have not been accessed in 120 days
4: #
5: # $Id: archive_old_files.pl,v 1.3 2006/05/18 02:17:30 www Exp $
6: #
7: # Copyright Michigan State University Board of Trustees
8: #
9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
10: #
11: # LON-CAPA is free software; you can redistribute it and/or modify
12: # it under the terms of the GNU General Public License as published by
13: # the Free Software Foundation; either version 2 of the License, or
14: # (at your option) any later version.
15: #
16: # LON-CAPA is distributed in the hope that it will be useful,
17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19: # GNU General Public License for more details.
20: #
21: # You should have received a copy of the GNU General Public License
22: # along with LON-CAPA; if not, write to the Free Software
23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24: #
25: # /home/httpd/html/adm/gpl.txt
26: #
27: # http://www.lon-capa.org/
28: #
29: #################################################
30: use Fcntl qw(:flock);
31:
32: my $oldfile="/home/httpd/perl/tmp/old_files.lst";
33: system ("find /home/httpd/lonUsers/ -name *.db -atime +120 > $oldfile");
34:
35: open(IN,$oldfile);
36: while (my $dbfile=<IN>) {
37: chomp($dbfile);
38: my $sym;
39: open($sym,">>$dbfile.lock");
40: unless (flock($sym,(LOCK_EX|LOCK_NB))) {
41: close($sym);
42: next;
43: }
44: system("gzip $dbfile");
45: my $histfile=$dbfile;
46: $histfile=~s/\.db$/\.hist/;
47: if (-e $histfile) {
48: system("gzip $histfile");
49: }
50: flock($sym,LOCK_UN);
51: close($sym);
52: }
53: close(IN);
54: unlink($oldfile);
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