Get Redis Slowlog Entries and parse them

redis_slowlog.rb

require 'redis'

class Entry
  attr_reader :log_number, :unix_timestamp, :microseconds, :command, :full_command
  def initialize(raw_data)
    @log_number = raw_data[0]
    @unix_timestamp = raw_data[1]
    @microseconds = raw_data[2]
    @full_command = raw_data[4].join(' ')
  end

  def milliseconds
    @microseconds / 1000.0
  end

  def time
    Time.at @unix_timestamp
  end
end

if ARGV.length < 1 || ARGV.length > 1
  puts "redis_slowlog.rb <redis_url>"
  exit
end

r = Redis.new url: ARGV[0]
data = r.slowlog :get

data.each do |raw_entry|
  entry = Entry.new(raw_entry)

  puts "#{entry.time}: #{entry.milliseconds}ms, #{entry.full_command}"
end