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Path: /opt/chef/embedded/lib/ruby/gems/2.7.0/gems/inspec-core-4.22.1/lib/inspec/resources/

Viewing File: platform.rb

require "inspec/resource"

module Inspec::Resources
  class PlatformResource < Inspec.resource(1)
    name "platform"
    desc "Use the platform InSpec resource to test the platform on which the system is running."
    example <<~EXAMPLE
      describe platform do
        its('name') { should eq 'redhat' }
      end

      describe platform do
        it { should be_in_family('unix') }
      end
    EXAMPLE

    def initialize
      @platform = inspec.backend.platform
    end

    def family
      @platform[:family]
    end

    def release
      @platform[:release]
    end

    def arch
      @platform[:arch]
    end

    def families
      @platform[:family_hierarchy]
    end

    def name
      @platform[:name]
    end

    def [](key)
      # convert string to symbol
      key = key.to_sym if key.is_a? String
      return name if key == :name

      @platform[key]
    end

    def platform?(name)
      @platform.name == name ||
        @platform.family_hierarchy.include?(name)
    end

    def in_family?(family)
      @platform.family_hierarchy.include?(family)
    end

    def params
      # rubocop:disable Layout/AlignHash
      h = {
        name:     name,
        families: families,
        release:  release,
        arch:     arch,
      }
      # rubocop:enable Layout/AlignHash

      h.delete :arch if in_family?("api") # not applicable if api

      h
    end

    def supported?(supports)
      raise ArgumentError, "`supports` is nil." unless supports

      supports.any? { |support|
        support.all? { |k, v|
          case normalize(k)
          when :os_family, :platform_family then
            in_family?(v)
          when :os, :platform then
            platform?(v)
          when :os_name, :platform_name then
            name == v
          when :release then
            check_release(v)
          end
        }
      } || supports.empty?
    end

    def normalize(key) # TODO: dumb... push this up or remove need
      key.to_s.tr("-", "_").to_sym
    end

    def to_s
      "Platform Detection"
    end

    private

    def check_release(value)
      # allow wild card matching
      if value.include?("*")
        cleaned = Regexp.escape(value).gsub('\*', ".*?")
        release =~ /#{cleaned}/
      else
        release == value
      end
    end
  end
end