quick and dirty ec2 auditing

quick and dirty ec2.rb

require 'net/ssh/multi'
require 'fog'
require 'yaml'
require 'optparse'

options = {}

optparse = OptionParser.new do |opts|
  opts.banner = "Usage: audit.rb [options]"

  opts.on( '-c', '--command CMD', 'Command to execute') do |command|
    options[:command] = command
  end

end

optparse.parse!

settings = YAML.load_file('/home/jvincent/.fog')
@aws_access_key_id = settings[:default][:aws_access_key_id]
@aws_secret_access_key = settings[:default][:aws_secret_access_key]

connection = Fog::AWS::Compute.new(:aws_access_key_id => @aws_access_key_id, :aws_secret_access_key => @aws_secret_access_key)
instances = connection.servers.all

Net::SSH::Multi.start do |session|
  instances.each do |host|
    session.use "root@#{host.dns_name}"
  end
  session.exec "#{options[:command]}"
  session.loop
end