wordpress.sh

#!/bin/bash

RED='\e[31m'
BLU='\e[34m'
GRN='\e[32m'
YEL='\033[0;33m'
DEF='\e[0m'

echo -e ${GRN} "Installing system utils" ${DEF}
apt-get update -qq
apt-get -qqq -y install curl net-tools bind9-host > /dev/null 2>&1

MYIP=$(curl -4s --max-time 10 ifconfig.me 2>/dev/null || curl -4s --max-time 10 icanhazip.com 2>/dev/null)

validate_domain() {
    local domain=$1
    host "$domain" 2>/dev/null | grep -q "has address"
}

echo
echo
echo -e ${GRN} "# ------------------------------------------------------------- #"
echo -e ${GRN} "# ${BLU}WELCOME TO WORDPRESS INSTALL SCRIPT                           ${GRN}#"
echo -e ${GRN} "# ------------------------------------------------------------- #"
echo
echo -e ${YEL}

while true; do
    echo
    printf "${YEL}Please enter Domain Name, or hit enter for insecure installation: ${DEF}"
    read DOMAIN

    if [ -z "$DOMAIN" ]; then
        echo -e "${GRN}Proceeding without TLS (HTTP only)${DEF}"
        break
    fi

    echo -e "${BLU}Checking DNS for ${DOMAIN}...${DEF}"

    if validate_domain "$DOMAIN"; then
        RESOLVED_IP=$(host "$DOMAIN" 2>/dev/null | grep "has address" | head -1 | awk '{print $NF}')
        if [ "$RESOLVED_IP" = "$MYIP" ]; then
            echo -e "${GRN}DNS verified: ${DOMAIN} -> ${MYIP} (direct)${DEF}"
        else
            echo -e "${GRN}DNS verified: ${DOMAIN} -> ${RESOLVED_IP} (CDN/proxy)${DEF}"
        fi
        break
    else
        echo -e "${RED}ERROR: Domain '${DOMAIN}' does not resolve to any IP address.${DEF}"
        echo -e "${YEL}Please ensure DNS is configured correctly, then try again.${DEF}"
        echo -e "${YEL}Or press Enter to skip TLS and use HTTP only.${DEF}"
    fi
done

echo -e ${BLU} "Installing Docker..." ${DEF}
curl -s https://raw.githubusercontent.com/PetroSky-Cloud/One-click-app/main/docker.sh | bash

echo -e ${BLU} "Creating WordPress directories..." ${DEF}
mkdir -p /opt/wordpress
cd /opt/wordpress

echo -e ${BLU} "Generating secrets..." ${DEF}
MYSQL_ROOT_PASSWORD=$(openssl rand -hex 16)
MYSQL_PASSWORD=$(openssl rand -hex 16)

echo -e ${BLU} "Creating docker-compose.yml..." ${DEF}
cat > /opt/wordpress/docker-compose.yml << 'EOFCOMPOSE'
services:
  wordpress:
    image: wordpress:latest
    container_name: wordpress
    restart: unless-stopped
    ports:
      - "8080:80"
    environment:
      WORDPRESS_DB_HOST: db
      WORDPRESS_DB_USER: wordpress
      WORDPRESS_DB_PASSWORD: ${MYSQL_PASSWORD}
      WORDPRESS_DB_NAME: wordpress
    volumes:
      - wordpress_data:/var/www/html
    depends_on:
      - db

  db:
    image: mariadb:11
    container_name: wordpress_db
    restart: unless-stopped
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: wordpress
      MYSQL_USER: wordpress
      MYSQL_PASSWORD: ${MYSQL_PASSWORD}
    volumes:
      - db_data:/var/lib/mysql

volumes:
  wordpress_data:
  db_data:
EOFCOMPOSE

echo -e ${BLU} "Creating environment file..." ${DEF}
cat > /opt/wordpress/.env << EOFENV
MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
MYSQL_PASSWORD=${MYSQL_PASSWORD}
EOFENV

if [ -n "$DOMAIN" ]; then
    echo -e ${BLU} "Setting up Caddy reverse proxy with TLS..." ${DEF}
    curl -s https://raw.githubusercontent.com/PetroSky-Cloud/One-click-app/main/caddy.sh | bash -s -- $DOMAIN 8080 false
fi

echo -e ${BLU} "Starting WordPress..." ${DEF}
docker compose pull
docker compose up -d

sleep 20

MYIP=$(curl -4s --max-time 10 ifconfig.me 2>/dev/null || curl -4s --max-time 10 icanhazip.com 2>/dev/null || echo "YOUR_SERVER_IP")

if [ -n "$DOMAIN" ]; then
    ACCESS_URL="https://${DOMAIN}"
else
    ACCESS_URL="http://${MYIP}:8080"
fi

echo
echo -e "${GRN}========================================================================${DEF}"
echo -e "${GRN}                  WORDPRESS INSTALLATION COMPLETE                       ${DEF}"
echo -e "${GRN}========================================================================${DEF}"
echo
echo -e "${YEL}  ACCESS URL:  ${GRN}${ACCESS_URL}${DEF}"
echo
echo -e "${BLU}  Complete the WordPress setup wizard in your browser.${DEF}"
echo
echo -e "${GRN}========================================================================${DEF}"
echo

cat > /root/README.txt << EOF
WordPress - Website & Blog Platform
====================================

Access: ${ACCESS_URL}

First-time setup:
  1. Open the URL above
  2. Select your language
  3. Create admin account
  4. Configure site title and settings

Database Credentials (stored in /opt/wordpress/.env):
  Host: db
  Database: wordpress
  User: wordpress
  Password: ${MYSQL_PASSWORD}

Manage WordPress:
  cd /opt/wordpress
  docker compose ps              # Check status
  docker compose logs -f         # View logs
  docker compose restart         # Restart
  docker compose pull && docker compose up -d  # Update

Backup:
  Database: docker exec wordpress_db mysqldump -u root -p${MYSQL_ROOT_PASSWORD} wordpress > backup.sql
  Files: docker cp wordpress:/var/www/html ./wordpress-files

Plugins/Themes:
  Install via WordPress admin dashboard (Plugins/Themes menu)

Documentation: https://wordpress.org/documentation/

Installed: $(date)
EOF

echo -e "${BLU}README: /root/README.txt${DEF}"
echo

rm -f /etc/profile.d/install.sh