Script for registering aws billing data to zabbix

get_aws_billing.rb

!/usr/bin/env ruby
require 'aws-sdk'

@cw_client = AWS::CloudWatch.new(
  :access_key_id        => "YOUR_ACCESS_KEY"
  :secret_access_key    => "YOUR_SECRET_KEY",
  :cloud_watch_endpoint => 'monitoring.us-east-1.amazonaws.com',
).client

def get_billing(dimentions)
  statistics = @cw_client.get_metric_statistics({
    :namespace   => 'AWS/Billing',
    :metric_name => 'EstimatedCharges',
    :statistics  => ['Maximum'],
    :dimensions  => dimentions,
    :start_time  => (Time.now - 4 * 60 * 60).iso8601,
    :end_time    => Time.now.iso8601,
    :period      => 60,
  })
  
  billing_data = <<-EOS
#{dimentions.first[:value]} \
#{statistics[:datapoints].first[:timestamp].to_i} \
#{statistics[:datapoints].first[:maximum]}
  EOS
  return billing_data
rescue
  return "#{dimentions.first[:value]} #{(Time.now - 4 * 60 * 60).to_i} 0.0\n"
end

### Main

ZABBIX_SERVER_URL  = "YOUR_ZABBIX_SERVER_URL"
ZABBIX_SERVER_PORT = 10051
TARGET_SERVER_NAME = "YOUR_TARGET_SERVER_NAME"
ZABBIX_SENDER_PATH = "/usr/bin/zabbix_sender"

# extract billing dimentions
billing_metrics    =  @cw_client.list_metrics(:namespace => 'AWS/Billing')[:metrics]
billing_dimentions =  billing_metrics.map { |metrics| metrics[:dimensions] }

# format to zabbix sender style
send_data = billing_dimentions.map {|dimention| "#{TARGET_SERVER_NAME} #{get_billing(dimention)}"}
formated_send_data = send_data.join("\s")

system("echo \"#{formated_send_data}\"")
system("echo \"#{formated_send_data}\" | #{ZABBIX_SENDER_PATH} -vv -z #{ZABBIX_SERVER_URL} -p #{ZABBIX_SERVER_PORT} -T -i -")