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#
# random_crontab_minutes.rb
#
require 'md5'
module Puppet::Parser::Functions
newfunction(:random_crontab_minutes, :type => :rvalue) do |arguments|
raise(Puppet::ParseError, "Wrong number of arguments " +
"given (#{arguments.size} for 2)") if arguments.size < 2
job_name = arguments[0]
host = arguments[1]
#
# Pick a random number based on the job and host name. This will yield
# the same value for exactly the same combination of the job and host name.
#
value = MD5.new(job_name + host).to_s.hex % 60
# Minutes are from 0 to 59 inclusive ...
value = value < 60 ? value : 59
return value
end # def newfunction
end # module Puppet::Parser::Functions
# vim: set ts=2 sw=2 et :
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