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Contents
# frozen_string_literal: true
module Facter
module Resolvers
module Macosx
class SwapMemory < BaseResolver
@semaphore = Mutex.new
@fact_list ||= {}
@log = Facter::Log.new(self)
class << self
private
def post_resolve(fact_name)
@fact_list.fetch(fact_name) { read_swap_memory(fact_name) }
end
def read_swap_memory(fact_name) # rubocop:disable Metrics/AbcSize
output = Open3.capture2('sysctl -n vm.swapusage').first
data = output.match(/^total = ([\d.]+)M used = ([\d.]+)M free = ([\d.]+)M (\(encrypted\))$/)
if data[1].to_f.positive?
@fact_list[:total_bytes] = megabytes_to_bytes(data[1])
@fact_list[:used_bytes] = megabytes_to_bytes(data[2])
@fact_list[:available_bytes] = megabytes_to_bytes(data[3])
@fact_list[:capacity] = compute_capacity(@fact_list[:used_bytes], @fact_list[:total_bytes])
@fact_list[:encrypted] = data[4] == '(encrypted)'
end
@fact_list[fact_name]
end
def megabytes_to_bytes(quantity)
(quantity.to_f * 1_048_576).to_i
end
def compute_capacity(used, total)
format('%.2f', (used / total.to_f * 100)) + '%'
end
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems