#!/bin/bash
#
# This script creates a large file and starts a simple web server
# to allow you to test the download speed from your server.
#

FILE_NAME="testfile_100mb"
FILE_SIZE_MB=100
PORT=8000

# Create a 100MB file
echo "Creating a ${FILE_SIZE_MB}MB test file named ${FILE_NAME}..."
dd if=/dev/zero of=${FILE_NAME} bs=1M count=${FILE_SIZE_MB}

# Get the server's IP address
IP_ADDRESS=$(hostname -I | awk '{print $1}')

echo ""
echo "------------------------------------------------------------------"
echo "  Speed Test Server is running."
echo "------------------------------------------------------------------"
echo "  Test file: ${FILE_NAME} (${FILE_SIZE_MB}MB)"
echo "  Server IP: ${IP_ADDRESS}"
echo "  Port: ${PORT}"
echo ""
echo "To test your download speed, open a web browser on your device and go to:"
echo ""
echo "    http://${IP_ADDRESS}:${PORT}/${FILE_NAME}"
echo ""
echo "Or use this command in your terminal:"
echo ""
echo "    wget http://${IP_ADDRESS}:${PORT}/${FILE_NAME}"
echo ""
echo "Press Ctrl+C to stop the server."
echo "------------------------------------------------------------------"

# Start the Python web server
python3 -m http.server ${PORT}

# Clean up the test file after the server is stopped
rm ${FILE_NAME}
echo "Test file removed."