dns.querytime.rb

gistfile1.txt

if ENV['MACKEREL_AGENT_PLUGIN_META'] == '1'
  require 'json'

  meta = {
    :graphs => {
      'dns.querytime' => {
        :label   => 'time',
        :unit    => 'integer',
        :metrics => [
          {
            :name  => 'kasuga',
            :label => 'kasuga'
          }, {
            :name  => 'tsugu',
            :label => 'tsugu'
          }
        ]
      }
    }
  }

  puts '# mackerel-agent-plugin'
  puts meta.to_json
  exit 0
end

def q(to)
  name = 'dynamodb.ap-northeast-1.amazonaws.com'
  `dig "@#{to}" "#{name}" | grep "Query time" | cut -d ' ' -f4`.chomp
end

puts [ 'dns.querytime.tsugu',   q('10.8.192.42'), Time.now.to_i ].join("\t")
puts [ 'dns.querytime.kasuga',  q('10.8.208.42'), Time.now.to_i ].join("\t")