Apache Guacamole Installation with Docker on Ubuntu

#!/bin/bash

# Step 1: Update System Packages
echo "Updating system packages..."
sudo apt-get update -y

# Step 2: Check if Docker is installed
if ! command -v docker &> /dev/null
then
    echo "Docker not found, installing..."
    sudo apt-get install -y apt-transport-https ca-certificates curl software-properties-common
    curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
    sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
    sudo apt-get update -y
    sudo apt-get install -y docker-ce
else
    echo "Docker is already installed."
fi

# Step 3: Check if Docker Compose is installed
if ! command -v docker-compose &> /dev/null
then
    echo "Docker Compose not found, installing..."
    sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
    sudo chmod +x /usr/local/bin/docker-compose
    sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
else
    echo "Docker Compose is already installed."
fi

# Step 4: Create a Docker Compose File for Guacamole
echo "Creating Docker Compose file for Guacamole..."
cat <<EOF > docker-compose.yml
version: '3'

services:
  guacamole:
    image: guacamole/guacamole
    ports:
      - "80:8080"
    links:
      - guacd
      - mysql
    depends_on:
      - guacd
      - mysql

  guacd:
    image: guacamole/guacd

  mysql:
    image: mysql:5.7
    environment:
      MYSQL_ROOT_PASSWORD: some_password
      MYSQL_DATABASE: guacamole_db
      MYSQL_USER: guacamole_user
      MYSQL_PASSWORD: guacamole_password
EOF

# Step 5: Check if Guacamole Docker container is already running
if [ "$(sudo docker ps -q -f name=guacamole)" ]; then
    echo "Guacamole Docker container is running, restarting..."
    sudo docker-compose down
    sudo docker-compose up -d
else
    echo "Starting Guacamole services..."
    sudo docker-compose up -d
fi

# Step 6: Verify Installation
echo "Verifying Guacamole services..."
sudo docker ps

# Step 7: Print Credentials
echo "Apache Guacamole should be running. Access it at http://<Your-IP>:8080"
echo "MySQL Root Password: some_password"
echo "MySQL Database: guacamole_db"
echo "MySQL User: guacamole_user"
echo "MySQL User Password: guacamole_password"