33 lines
1,019 B
Ruby
33 lines
1,019 B
Ruby
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#
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# str2saltedsha512.rb
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#
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module Puppet::Parser::Functions
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newfunction(:str2saltedsha512, :type => :rvalue, :doc => <<-EOS
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This converts a string to a salted-SHA512 password hash (which is used for
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OS X versions >= 10.7). Given any simple string, you will get a hex version
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of a salted-SHA512 password hash that can be inserted into your Puppet
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manifests as a valid password attribute.
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EOS
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) do |arguments|
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require 'digest/sha2'
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raise(Puppet::ParseError, "str2saltedsha512(): Wrong number of arguments " +
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"passed (#{arguments.size} but we require 1)") if arguments.size != 1
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password = arguments[0]
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unless password.is_a?(String)
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raise(Puppet::ParseError, 'str2saltedsha512(): Requires a ' +
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"String argument, you passed: #{password.class}")
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end
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seedint = rand(2**31 - 1)
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seedstring = Array(seedint).pack("L")
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saltedpass = Digest::SHA512.digest(seedstring + password)
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(seedstring + saltedpass).unpack('H*')[0]
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end
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end
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# vim: set ts=2 sw=2 et :
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