class Facter::Resolvers::Linux::Processors
Constants
- MHZ_TO_HZ
Private Class Methods
build_speed(tokens)
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# File lib/facter/resolvers/processors.rb, line 73 def build_speed(tokens) build_speed_for_power_pc(tokens) if tokens.first.strip == 'clock' build_speed_for_x86(tokens) if tokens.first.strip == 'cpu MHz' end
build_speed_for_power_pc(tokens)
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# File lib/facter/resolvers/processors.rb, line 78 def build_speed_for_power_pc(tokens) speed = tokens.last.strip.match(/^(\d+).*MHz/)[1] @fact_list[:speed] = speed.to_i * MHZ_TO_HZ end
build_speed_for_x86(tokens)
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# File lib/facter/resolvers/processors.rb, line 83 def build_speed_for_x86(tokens) speed = tokens.last.strip.match(/^(\d+).*/)[1] @fact_list[:speed] = speed.to_i * MHZ_TO_HZ end
construct_models_list(tokens)
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# File lib/facter/resolvers/processors.rb, line 53 def construct_models_list(tokens) return unless tokens.first.strip == 'model name' || tokens.first.strip == 'cpu' @fact_list[:models] << tokens.last.strip end
count_physical_processors(tokens)
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# File lib/facter/resolvers/processors.rb, line 59 def count_physical_processors(tokens) @fact_list[:physical_processors] << tokens.last.strip.to_i if tokens.first.strip == 'physical id' end
count_processors(tokens)
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# File lib/facter/resolvers/processors.rb, line 49 def count_processors(tokens) @fact_list[:processors] += 1 if tokens.first.strip == 'processor' end
physical_devices_count()
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# File lib/facter/resolvers/processors.rb, line 63 def physical_devices_count Dir.entries('/sys/devices/system/cpu') .select { |dir| dir =~ /cpu[0-9]+$/ } .select { |dir| File.exist?("/sys/devices/system/cpu/#{dir}/topology/physical_package_id") } .map do |dir| Facter::Util::FileHelper.safe_read("/sys/devices/system/cpu/#{dir}/topology/physical_package_id").strip end .uniq.count end
post_resolve(fact_name, _options)
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:count :models :physical_count :speed
# File lib/facter/resolvers/processors.rb, line 21 def post_resolve(fact_name, _options) @fact_list.fetch(fact_name) { read_cpuinfo(fact_name) } end
read_cpuinfo(fact_name)
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# File lib/facter/resolvers/processors.rb, line 25 def read_cpuinfo(fact_name) cpuinfo_output = Facter::Util::FileHelper.safe_readlines('/proc/cpuinfo') return if cpuinfo_output.empty? read_processors(cpuinfo_output) # + model names @fact_list[:physical_count] = @fact_list[:physical_processors].uniq.length @fact_list[:physical_count] = physical_devices_count if @fact_list[:physical_count].zero? @fact_list[fact_name] end
read_processors(cpuinfo_output)
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# File lib/facter/resolvers/processors.rb, line 36 def read_processors(cpuinfo_output) @fact_list[:processors] = 0 @fact_list[:models] = [] @fact_list[:physical_processors] = [] cpuinfo_output.each do |line| tokens = line.split(':') count_processors(tokens) construct_models_list(tokens) count_physical_processors(tokens) build_speed(tokens) end end