zarmstrong

require 'facter'

if Facter.value("ec2_instance_id") != nil
  instance_id = Facter.value("ec2_instance_id")
  region = Facter.value("ec2_placement_availability_zone")[0..-2]
  tags = Facter::Util::Resolution.exec("ec2dtag  --filter \"resource-id=#{instance_id}\" --region #{region} | cut -f 4-|awk 'BEGIN{FS=\" \";OFS=\"|\"} {$1=$1; print $0}'")
  tags.scan(/(.*)\|+(.*)/) do |key, value|
   fact = "ec2_tag_#{key}"
   Facter.add(fact) { setcode { value } }
  end

earthgecko

#!/bin/bash
# bash generate random alphanumeric string
#

# bash generate random 32 character alphanumeric string (upper and lowercase) and 
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)

# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1