文件操作 - product_release.rb

文件: /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/facter/resolvers/windows/product_release.rb

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# frozen_string_literal: true

require 'win32/registry'

module Facter
  module Resolvers
    class ProductRelease < BaseResolver
      init_resolver

class << self
        private

def post_resolve(fact_name, _options)
          @fact_list.fetch(fact_name) { read_fact_from_registry(fact_name) }
        end

def read_fact_from_registry(fact_name)
          reg = ::Win32::Registry::HKEY_LOCAL_MACHINE.open('SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion')
          build_fact_list(reg)
          reg.close

@fact_list[fact_name]
        end

def build_fact_list(reg)
          reg.each do |name, _type, value|
            case name
            when 'EditionID'
              @fact_list[:edition_id] = value
            when 'InstallationType'
              @fact_list[:installation_type] = value
            when 'ProductName'
              @fact_list[:product_name] = value
            when 'DisplayVersion'
              @fact_list[:release_id] = value
              @fact_list[:display_version] = value
            when 'ReleaseId'
              @fact_list[:release_id] = value unless @fact_list[:release_id]
            end
          end
        end
      end
    end
  end
end

文件操作 - product_release.rb

文件: /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/facter/resolvers/windows/product_release.rb

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