文件操作 - fact_groups.rb

文件: /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/facter/framework/config/fact_groups.rb

编辑文件内容

# frozen_string_literal: true

require_relative '../../../facter/config'

module Facter
  class FactGroups
    attr_accessor :groups_ttls
    attr_reader :groups, :block_list, :facts_ttls

STRING_TO_SECONDS = { 'ns' => 1.fdiv(1_000_000_000), 'nanos' => 1.fdiv(1_000_000_000),
                          'nanoseconds' => 1.fdiv(1_000_000_000),
                          'us' => 1.fdiv(1_000_000), 'micros' => 1.fdiv(1_000_000), 'microseconds' => 1.fdiv(1_000_000),
                          '' => 1.fdiv(1000), 'ms' => 1.fdiv(1000), 'milis' => 1.fdiv(1000),
                          'milliseconds' => 1.fdiv(1000),
                          's' => 1, 'seconds' => 1,
                          'm' => 60, 'minutes' => 60,
                          'h' => 3600, 'hours' => 3600,
                          'd' => 3600 * 24, 'days' => 3600 * 24 }.freeze

def initialize
      @groups = Facter::Config::FACT_GROUPS.dup
      load_groups
      load_groups_from_options
      load_facts_ttls

# Reverse sort facts so that children have precedence when caching. eg: os.macosx vs os
      @facts_ttls = @facts_ttls.sort.reverse.to_h
    end

# Breakes down blocked groups in blocked facts
    def blocked_facts
      fact_list = []

@block_list.each do |group_name|
        # legacy is a special group and does not need to be broken into facts
        next if group_name == 'legacy'

facts_for_block = @groups[group_name]

fact_list += facts_for_block || [group_name]
      end

fact_list
    end

# Get the group name a fact is part of
    def get_fact_group(fact_name)
      fact = get_fact(fact_name)
      return fact[:group] if fact

# @groups.detect { |k, v| break k if Array(v).find { |f| fact_name =~ /^#{f}.*/ } }
      @groups.detect do |k, v|
        break k if Array(v).find { |f| fact_name.include?('.*') ? fact_name == f : fact_name =~ /^#{f}.*/ }
      end
    end

# Get config ttls for a given group
    def get_group_ttls(group_name)
      return unless (ttls = @groups_ttls.find { |g| g[group_name] })

ttls_to_seconds(ttls[group_name])
    end

def get_fact(fact_name)
      return @facts_ttls[fact_name] if @facts_ttls[fact_name]

result = @facts_ttls.select { |name, fact| break fact if /^#{name}\..*/.match?(fact_name) }
      return nil if result == {}

result
    end

private

def load_groups_from_options
      Options.external_dir.each do |dir|
        next unless Dir.exist?(dir)

ext_facts = Dir.entries(dir)
        ext_facts.reject! { |ef| ef =~ /^(\.|\.\.)$/ }
        ext_facts.each do |ef|
          @groups[ef] = nil
        end
      end
    end

def load_facts_ttls
      @facts_ttls ||= {}
      return if @groups_ttls == []

@groups_ttls.reduce(:merge).each do |group, ttls|
        ttls = ttls_to_seconds(ttls)
        if @groups[group]
          @groups[group].each do |fact|
            if (@facts_ttls[fact] && @facts_ttls[fact][:ttls] < ttls) || @facts_ttls[fact].nil?
              @facts_ttls[fact] = { ttls: ttls, group: group }
            end
          end
        else
          @facts_ttls[group] = { ttls: ttls, group: group }
        end
      end
    end

def load_groups
      config = ConfigReader.init(Options[:config])
      @block_list = config.block_list || []
      @groups_ttls = config.ttls || []
      @groups.merge!(config.fact_groups) if config.fact_groups
    end

def ttls_to_seconds(ttls)
      duration, unit = ttls.split(' ', 2)
      unit = '' if duration && !unit
      unit = append_s(unit)
      seconds = STRING_TO_SECONDS[unit]
      if seconds
        (duration.to_i * seconds).to_i
      else
        log = Log.new(self)
        log.error("Could not parse time unit #{unit} (try #{STRING_TO_SECONDS.keys.reject(&:empty?).join(', ')})")
        nil
      end
    end

def append_s(unit)
      return "#{unit}s" if unit.length > 2 && unit[-1] != 's'

unit
    end
  end
end

文件操作 - fact_groups.rb

文件: /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/facter/framework/config/fact_groups.rb

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