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-rw-r--r--cronrand.rb31
-rw-r--r--load_vars.rb1
2 files changed, 31 insertions, 1 deletions
diff --git a/cronrand.rb b/cronrand.rb
new file mode 100644
index 0000000..3dd6810
--- /dev/null
+++ b/cronrand.rb
@@ -0,0 +1,31 @@
+# vim: set ts=2 sw=2 et :
+# TODO: path should not be hardcoded here
+#
+# USAGE:
+# $minutes = cronrand("puppet-run", $fqdn, 59)
+# file { "puppet-cron":
+# name => /etc/cron.d/puppet-run",
+# content => "$minutes * * * * root /usr/sbin/puppetd --onetime --no-daemonize --logdest syslog > /dev/null 2>&1\n"
+# }
+# ---
+# minutes will be chosen random and saved for each $fqdn,
+# second puppet run on same host will create same content as first one.
+
+module Puppet::Parser::Functions
+ newfunction(:cronrand, :type => :rvalue) do |args|
+ job = args[0]
+ host = args[1]
+ minutes = (args[2].to_i < 60) ? args[2].to_i : 59
+ filename = "/etc/puppet/modules/puppet/state/cronminutes-#{job}-#{host}"
+ value = 0
+
+ if FileTest.exists?(filename)
+ File.open(filename, 'r') { |fd| value = fd.gets.chomp.to_i }
+ else
+ value = rand(minutes)
+ File.open(filename, 'w') { |fd| fd.puts value }
+ end
+ value
+ end
+end
+
diff --git a/load_vars.rb b/load_vars.rb
index 4d0d14e..cc2495b 100644
--- a/load_vars.rb
+++ b/load_vars.rb
@@ -1,4 +1,3 @@
-#
# load_vars.rb
#
# This script will allow for loading variables from an external YAML