Use a lock file to stop multiple tile expirys running at once

[chef.git] / cookbooks / tile / templates / default / cleanup-tiles.erb

diff --git a/cookbooks/tile/templates/default/cleanup-tiles.erb b/cookbooks/tile/templates/default/cleanup-tiles.erb
index c4bff4cce3d1f00da308a8287a0d81361fe6908b..9209a2644d8116663b16cbfc60b951ba52981625 100644 (file)
--- a/cookbooks/tile/templates/default/cleanup-tiles.erb
+++ b/cookbooks/tile/templates/default/cleanup-tiles.erb
@@ -7,8 +7,12 @@ use warnings;
 
 use File::Temp qw(tmpnam);
 use Filesys::Df;
+use LockFile::Simple qw(lock unlock);
 
 my $tiledir = shift @ARGV;
+
+lock($tiledir) || exit 0;
+
 my $tempfile = tmpnam();
 
 if (df($tiledir)->{per} > 90)
@@ -45,4 +49,6 @@ if (df($tiledir)->{per} > 90)
 
 unlink($tempfile);
 
+unlock($tiledir);
+
 exit 0;