#!/usr/bin/env bash

set -xe  # Added -e to stop execution if a command fails

echo "--- Running Pre-flight Checks ---"

# 1. Check if the user is root
if [[ $EUID -ne 0 ]]; then
   echo "ERROR: This script must be run as root (use sudo)."
   exit 1
fi

# 4. Check for enough RAM (Kolla-Ansible usually needs 8GB+ for All-in-One)
TOTAL_RAM=$(free -g | awk '/^Mem:/{print $2}')
if [ "$TOTAL_RAM" -lt 8 ]; then
    echo "WARNING: You only have ${TOTAL_RAM}GB of RAM. OpenStack might be very slow or fail to deploy."
fi

echo "--- Pre-flight Checks Passed! Starting Installation ---"

KOLLA_VENV="/opt/ansible-kolla-venv"
KOLLA_WORKING="/opt/ansible-kolla"

source "${KOLLA_VENV}/bin/activate"

cd "${KOLLA_WORKING}"

ansible -i /opt/ansible-kolla/multinode all -m script -a "/opt/ansible-kolla-venv/share/kolla-ansible/tools/cleanup-host" --become

set +xe