class Hiera::Config
Public Class Methods
[](key)
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# File lib/hiera/config.rb, line 87 def [](key) @config[key] end
include?(key)
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# File lib/hiera/config.rb, line 83 def include?(key) @config.include?(key) end
load(source)
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load takes a string or hash as input, strings are treated as filenames hashes are stored as data that would have been in the config file
Unless specified it will only use YAML as backend with a hierarchy of 'nodes/%{::trusted.certname}' and 'common', and with a console logger.
@return [Hash] representing the configuration.
# File lib/hiera/config.rb, line 12 def load(source) @config = {:backends => ["yaml"], :hierarchy => ["nodes/%{::trusted.certname}", "common"], :merge_behavior => :native } if source.is_a?(String) if File.exist?(source) config = begin yaml_load_file(source) rescue TypeError => detail case detail.message when /no implicit conversion from nil to integer/ false else raise detail end end @config.merge! config if config else raise "Config file #{source} not found" end elsif source.is_a?(Hash) @config.merge! source end @config[:backends] = [ @config[:backends] ].flatten if @config.include?(:logger) Hiera.logger = @config[:logger].to_s else @config[:logger] = "console" Hiera.logger = "console" end self.validate! @config end
load_backends()
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# File lib/hiera/config.rb, line 73 def load_backends @config[:backends].each do |backend| begin require "hiera/backend/#{backend.downcase}_backend" rescue LoadError => e raise "Cannot load backend #{backend}: #{e}" end end end
validate!()
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# File lib/hiera/config.rb, line 51 def validate! case @config[:merge_behavior] when :deep,'deep',:deeper,'deeper' begin require "deep_merge" require "deep_merge/rails_compat" rescue LoadError raise Hiera::Error, "Must have 'deep_merge' gem installed for the configured merge_behavior." end end end
Private Class Methods
yaml_load_file(source)
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::yaml_load_file directly delegates to YAML.load_file and is intended to be a private, internal method suitable for stubbing and mocking.
@return [Object] return value of {YAML.load_file}
# File lib/hiera/config.rb, line 68 def yaml_load_file(source) YAML.load_file(source) end