Storage Gatewayの監視用スクリプト（StorageGatewayState）

StorageGatewayState.rb

#!/bin/env ruby
# -*- coding: utf-8 -*-

require 'aws-sdk'

ACCESS_KEY = "#{ARGV[0]}"
SECRET_KEY = "#{ARGV[1]}"
REGION = "#{ARGV[2]}"
gateway_arn = "#{ARGV[3]}"

## AWSへの認証を行います
sg = AWS::StorageGateway.new(
  :access_key_id => ACCESS_KEY,
  :secret_access_key => SECRET_KEY,
  :storage_gateway_endpoint => REGION
).client

## Storage Gatewayのステータスを取得します
begin
  sgw_state = sg.describe_gateway_information({:gateway_arn => gateway_arn})[:gateway_state]
rescue
end

## 取得したステータスを出力します
if sgw_state.nil? then
  puts "DOWN"
else
  puts sgw_state
end