mirror of
https://github.com/krislamo/puppet-rsnapshot
synced 2024-11-10 08:10:34 +00:00
38 lines
912 B
Ruby
38 lines
912 B
Ruby
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module Puppet::Parser::Functions
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newfunction(:rand_from_array, :type => :rvalue, :doc => <<-EOS
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This function takes either an int or an array as input and returns the int or a
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random element from the array
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EOS
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)do |args|
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fail "Must receive two argument." if args.empty?
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#++ this works if the input is an array
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# return args.sample
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# +++++++++++++++++++++++++++++++++++++
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# args.flatten!
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params = []
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params << args[0]
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params.flatten!
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arr = []
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salt = args[1].sum % 60
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rnd = Random.new(salt)
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# rnd = Random.new()
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params.each do |key|
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if key.is_a?(String) and key =~ /\d\.\.\d/
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k = key.split('..')
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r = Range.new(k[0],k[1]).to_a
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arr << r
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arr.flatten!
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elsif key.is_a?(String)
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arr << key
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arr.flatten!
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elsif key.is_a?(Integer)
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arr << key.to_s
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arr.flatten!
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end
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end
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last_i = arr.length - 1
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return arr[rnd.rand(0..last_i)]
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end
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end
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