#!/bin/bash

# Get the IP address from the Docker container
docker_ip=$(docker run --rm alpine ip route | awk 'NR==1 {print $3}')

# Add a new entry to /etc/hosts
echo "$docker_ip host.docker.internal" | sudo tee -a /etc/hosts
echo "A new entry in the /etc/hosts file has been created"

# Ask the user whether to execute the iptables command
read -p "Do you want to open port 9003 for xdebug? (y/n): " choice
if [ "$choice" == "y" ]; then
    sudo iptables -A INPUT -p tcp --dport 9003 -j ACCEPT
    echo "Port 9003 has been opened for xdebug."
fi

# Ask the user whether to increase the virtual memory map count for Elasticsearch
read -p "Do you need to increase the virtual memory map count for Elasticsearch? (y/n): " vm_choice
if [ "$vm_choice" == "y" ]; then
    # Check if the setting already exists in /etc/sysctl.conf
    if ! grep -q "vm.max_map_count=262144" /etc/sysctl.conf; then
        echo "vm.max_map_count=262144" | sudo tee -a /etc/sysctl.conf
        sudo sysctl -p
        echo "The virtual memory map count has been increased for Elasticsearch."
    else
        echo "The setting vm.max_map_count=262144 already exists in /etc/sysctl.conf."
    fi
fi

echo "Tasks completed successfully"