#!/bin/bash

set -e

echo "===== [1] Starting package installation ====="
apt-get update
apt-get install -y apache2 php mariadb-server php-mysql php-curl curl wget

sleep 5

echo "===== [2] Moving to web directory ====="
cd /var/www/html

echo "===== [3] Downloading AI Lab package ====="
wget -O ncp-ai-lab.tgz https://kr.object.ncloudstorage.com/ncp-manual/ncpai/ncp-ai-lab.tgz

sleep 3

echo "===== [4] Extracting package ====="
tar xvfz ncp-ai-lab.tgz

sleep 3

echo "===== [5] Applying Apache configuration ====="
if [ -f phpadd ]; then
    cat phpadd >> /etc/apache2/apache2.conf
elif [ -f /mnt/data/phpadd ]; then
    cat /mnt/data/phpadd >> /etc/apache2/apache2.conf
else
    echo "WARNING: phpadd file not found. Skipping..."
fi

sleep 2

echo "===== [6] Validating Apache configuration ====="
apache2ctl -t

echo "===== [7] Enabling and restarting services ====="
systemctl enable apache2
systemctl enable mariadb

systemctl restart mariadb
sleep 5

systemctl restart apache2
sleep 5

echo "===== [8] Waiting for Apache to become active ====="
until systemctl is-active --quiet apache2; do
    echo "Waiting for Apache to start..."
    sleep 2
done

echo "===== [9] Checking Apache status ====="
systemctl status apache2 --no-pager || true

echo "===== [10] Checking Apache processes ====="
ps -ef | grep apache2 || true

echo "===== [11] Checking port 80 ====="
ss -ntlp | grep :80 || true

echo "===== [12] Final Apache configuration check ====="
apache2ctl -t

echo "===== DONE ====="