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module Puppet::Parser::Functions
newfunction(:hiera_array, :type => :rvalue) do |*args|
if args[0].is_a?(Array)
args = args[0]
end
key = args[0]
default = args[1]
override = args[2]
configfile = File.join([File.dirname(Puppet.settings[:config]), "hiera.yaml"])
raise(Puppet::ParseError, "Hiera config file #{configfile} not readable") unless File.exist?(configfile)
require 'hiera'
require 'hiera/scope'
config = YAML.load_file(configfile)
config[:logger] = "puppet"
hiera = Hiera.new(:config => config)
if self.respond_to?("[]")
hiera_scope = self
else
hiera_scope = Hiera::Scope.new(self)
end
answer = hiera.lookup(key, default, hiera_scope, override, :array)
raise(Puppet::ParseError, "Could not find data item #{key} in any Hiera data file and no default supplied") if answer.empty?
answer
end
end
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