Parse ping output files in the format ping-YYYYMMDDhhmm.log and turn them into a huge JSON array

ping-parse.rb

#!/usr/bin/env ruby

require 'json'

lines = DATA.readlines
stats = []sent = received = loss = time = minimum = average = maximum = deviation = 0files = Dir.glob "data/*.log"files.each do |log|

  lines = File.open(log).readlines

  log =~ /ping-(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})/
  year,month,day,hour,minute = $1,$2,$3,$4,$5

  lines.each do |line|
    if line =~ /packets transmitted/
      sent, received, loss, time = line.scan(/\d+/)
    elsif line =~ /min\/avg\/max/
      minimum, average, maximum, deviation = line.scan /[\d\.]+/
    end
  end

  stats << {
    date: [year,month,day].join('-'),
    time: [hour,minute,'00'].join(':'),
    packets: {
      sent: sent,
      received: received,
      loss: loss,
      time: time,
    },
    times: {
      minimum: minimum,
      average: average,
      maximum: maximum,
      deviation: deviation,
    }
  }

end

puts stats.to_json