Contents

module KPM
  module SystemProxy
    module MemoryInformation
      class << self

        def fetch
          memory_info = nil
          if OS.windows?
            memory_info = fetch_windows
          elsif OS.linux?
            memory_info = fetch_linux
          elsif OS.mac?
            memory_info = fetch_mac
          end

          memory_info
        end

        def get_labels
          labels = [{:label => :memory_detail},
                    {:label => :value}]
          labels
        end

        private
          def fetch_linux
            mem_data = `cat /proc/meminfo 2>&1`.gsub("\t",'')
            mem = get_hash(mem_data)
            mem
          end

          def fetch_mac
            mem_data = `vm_stat 2>&1`.gsub(".",'')
            mem = get_hash(mem_data)

            mem.each_key do |key|
              mem[key][:value] = ((mem[key][:value].to_i * 4096) / 1024 / 1024).to_s + 'MB'
              mem[key][:memory_detail] = mem[key][:memory_detail].gsub('Pages','Memory')
            end

            mem_total_data = `system_profiler SPHardwareDataType | grep "  Memory:" 2>&1`
            mem_total = get_hash(mem_total_data)

            mem = mem_total.merge(mem)

            mem
          end

          def fetch_windows
            mem_data = `systeminfo | findstr /C:"Total Physical Memory" /C:"Available Physical Memory"`
            mem = get_hash(mem_data)
            mem
          end

          def get_hash(data)
            mem = Hash.new

            unless data.nil?
              data.split("\n").each do |info|
                infos = info.split(':')
                mem[infos[0].to_s.strip] = {:memory_detail => infos[0].to_s.strip, :value => infos[1].to_s.strip}
              end
            end

            mem
          end

      end
    end
  end
end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
kpm-0.7.2	lib/kpm/system_helpers/memory_information.rb
kpm-0.7.1	lib/kpm/system_helpers/memory_information.rb
kpm-0.7.0	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.5	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.4	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.3	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.2	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.1	lib/kpm/system_helpers/memory_information.rb
kpm-0.6.0	lib/kpm/system_helpers/memory_information.rb