install-cloud-init.sh

# We need the latest epel-release for a RHEL/Centos specific cloud-init
curl -O http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
rpm -Uvh epel-release-6-8.noarch.rpm

# After this finishes you can build an AMI that will process the user data
# with cloud-init. You may also be interested in taking a look at the config
# file at /etc/cloud/cloud.cfg
yum install -y cloud-init

# edits /etc/cloud/cloud.cfg
# dont disable root
disable_root: 0

# userdata scripts
datasource_list: [Ec2]
datasource:
  Ec2:
    metadata_urls: ['http://169.254.169.254']