Install cloud-init if not present on rhel 8

install_cloud_init.sh

#!/usr/bin/env bash

set -e

# Ensure the script is running as root
if [[ "$(id -u)" != '0' ]]; then
  exec sudo "$BASH_SOURCE" "$@"
fi

# Update the system
echo "===> Updating system"
dnf upgrade -y --refresh

# Check cloud-init is not already installed
if ! commad -v cloud-init &> /dev/null; then
  echo "===> Installing cloud-init"
  dnf install -y cloud-init
fi

# Make sure cloud-init is invoked when the system next initialises.
cloud-init clean

echo "===> Done"