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script-management-cloudpanel/maintenance/crowdsec_removal.sh

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#!/bin/bash
#-----------------------------------#
# VARIABLES #
#-----------------------------------#
this_script_url="https://example.com/crowdsec-removal.sh" # Replace with actual URL
this_script_name="CrowdSec Removal Script"
formatter_url="https://git.hhf.technology/hhf/TaskFormatter/raw/branch/main/bash_task_formatter/task_formatter.sh"
scriptname=$0
# Script version
VERSION="2.0.0"
# Initialize success flag
success=0
# Determine the user (use the first argument if provided, otherwise fallback)
USER_TO_RUN_AS="${1:-$SUDO_USER}"
USER_HOME=$(eval echo ~$USER_TO_RUN_AS)
# Logging and backup setup
LOGFILE="/var/log/crowdsec_removal_$(date +%Y%m%d_%H%M%S).log"
BACKUP_DIR="/var/backup/crowdsec_$(date +%Y%m%d_%H%M%S)"
#-----------------------------------#
# FORMATTER #
#-----------------------------------#
# Download and source the formatter with error handling
download_formatter() {
if [ ! -f "task_formatter.sh" ]; then
if ! wget "$formatter_url" --no-check-certificate -O task_formatter.sh > /dev/null 2>&1; then
echo "Error: Failed to download task_formatter.sh"
exit 1
fi
fi
if [ ! -f "task_formatter.sh" ]; then
echo "Error: task_formatter.sh not found after download attempt"
exit 1
fi
# Make the formatter executable
chmod +x task_formatter.sh
# Source the formatter with error checking
source ./task_formatter.sh || { echo "Error: Failed to source task_formatter.sh"; exit 1; }
# Check if print_header is available after sourcing
if ! declare -f print_header > /dev/null; then
echo "Error: print_header function not found after sourcing."
exit 1
fi
}
# Call the download_formatter function
download_formatter
#-----------------------------------#
# FUNCTIONS #
#-----------------------------------#
# Function to check if a command exists
command_exists() {
command -v "$1" >/dev/null 2>&1
}
# Function to check if running as root
check_root() {
if [ "$(id -u)" -ne 0 ]; then
echo -e "Please run as root $CROSS_MARK"
exit 1
fi
echo -e "Running as root $CHECK_MARK"
return 0
}
# Function to create backup
create_backup() {
mkdir -p "$BACKUP_DIR"
# Backup configuration files
if [ -d "/etc/crowdsec" ]; then
cp -r "/etc/crowdsec" "$BACKUP_DIR/"
fi
if [ -d "/var/lib/crowdsec" ]; then
cp -r "/var/lib/crowdsec" "$BACKUP_DIR/"
fi
# Backup service files
if [ -d "/etc/systemd/system" ]; then
find "/etc/systemd/system" -name "*crowdsec*" -exec cp {} "$BACKUP_DIR/" \;
fi
echo -e "Backup created at $BACKUP_DIR $CHECK_MARK"
return 0
}
# Function to check services
check_services() {
systemctl list-units --type=service --all | grep -i crowdsec | awk '{print $1}' > /tmp/crowdsec_services.tmp
if [ ! -s /tmp/crowdsec_services.tmp ]; then
echo -e "No CrowdSec services found $CHECK_MARK"
services=""
return 0
else
services=$(cat /tmp/crowdsec_services.tmp)
echo "Found CrowdSec services:"
cat /tmp/crowdsec_services.tmp
echo -e "Service check completed $CHECK_MARK"
return 0
fi
}
# Function to check packages
check_packages() {
if command_exists dpkg; then
dpkg -l | grep -i crowdsec | awk '{print $2}' > /tmp/crowdsec_packages.tmp
elif command_exists rpm; then
rpm -qa | grep -i crowdsec > /tmp/crowdsec_packages.tmp
else
echo -e "Unable to determine package manager $CROSS_MARK"
return 1
fi
if [ ! -s /tmp/crowdsec_packages.tmp ]; then
echo -e "No CrowdSec packages found $CHECK_MARK"
packages=""
return 0
else
packages=$(cat /tmp/crowdsec_packages.tmp)
echo "Found CrowdSec packages:"
cat /tmp/crowdsec_packages.tmp
echo -e "Package check completed $CHECK_MARK"
return 0
fi
}
# Function to disable services
disable_services() {
if [ -z "$services" ]; then
echo -e "No CrowdSec services to disable $CHECK_MARK"
return 0
fi
local success=0
echo "$services" | while read -r service; do
if ! systemctl stop "$service" 2>/dev/null || ! systemctl disable "$service" 2>/dev/null; then
echo -e "Failed to disable $service $CROSS_MARK"
success=1
fi
done
if [ $success -eq 0 ]; then
echo -e "Services disabled successfully $CHECK_MARK"
return 0
else
echo -e "Some services failed to disable $CROSS_MARK"
return 1
fi
}
# Function to remove packages
remove_packages() {
if [ -z "$packages" ]; then
echo -e "No CrowdSec packages to remove $CHECK_MARK"
return 0
fi
# First stop and disable all CrowdSec-related services
systemctl stop 'crowdsec*' 2>/dev/null
systemctl disable 'crowdsec*' 2>/dev/null
local success=0
# Debian/Ubuntu systems
if command_exists apt-get; then
# Remove CrowdSec packages
DEBIAN_FRONTEND=noninteractive apt-get remove --purge -y crowdsec crowdsec-firewall-bouncer-iptables '*crowdsec*' 2>/dev/null
DEBIAN_FRONTEND=noninteractive apt-get autoremove -y 2>/dev/null
# Remove APT repository
rm -f /etc/apt/sources.list.d/crowdsec.list
apt-get update
# RHEL/CentOS systems
elif command_exists yum; then
yum remove -y crowdsec crowdsec-firewall-bouncer-iptables '*crowdsec*' 2>/dev/null
yum autoremove -y 2>/dev/null
# Remove YUM repository
rm -f /etc/yum.repos.d/crowdsec.repo
yum clean all
# Fedora systems
elif command_exists dnf; then
dnf remove -y crowdsec crowdsec-firewall-bouncer-iptables '*crowdsec*' 2>/dev/null
dnf autoremove -y 2>/dev/null
# Remove DNF repository
rm -f /etc/yum.repos.d/crowdsec.repo
dnf clean all
else
echo -e "No supported package manager found $CROSS_MARK"
return 1
fi
echo -e "Packages and repositories removed successfully $CHECK_MARK"
return 0
}
# Function to remove configuration and additional files
remove_config() {
# List of locations to clean
local paths_to_clean=(
# Configuration directories
"/etc/crowdsec"
"/var/lib/crowdsec"
"/usr/local/lib/crowdsec"
"/usr/share/crowdsec"
# Binary and executable files
"/usr/local/bin/crowdsec"
"/usr/local/bin/cscli"
"/usr/bin/crowdsec"
"/usr/bin/cscli"
# Service files
"/etc/systemd/system/crowdsec.service"
"/etc/systemd/system/crowdsec-firewall-bouncer.service"
"/lib/systemd/system/crowdsec.service"
"/lib/systemd/system/crowdsec-firewall-bouncer.service"
# Log files
"/var/log/crowdsec.log"
"/var/log/crowdsec-firewall-bouncer.log"
# Additional data directories
"/var/run/crowdsec"
"/run/crowdsec"
# Database files
"/var/lib/crowdsec/data/crowdsec.db"
)
local success=0
for path in "${paths_to_clean[@]}"; do
if [ -e "$path" ]; then
if ! rm -rf "$path" 2>/dev/null; then
echo -e "Failed to remove: $path $CROSS_MARK"
success=1
else
echo -e "Removed: $path $CHECK_MARK"
fi
fi
done
# Clean up any remaining crowdsec processes
pkill -f crowdsec 2>/dev/null
# Reload systemd to recognize the changes
systemctl daemon-reload 2>/dev/null
if [ $success -eq 0 ]; then
echo -e "All CrowdSec files and configurations removed successfully $CHECK_MARK"
return 0
else
echo -e "Some files or configurations could not be removed $CROSS_MARK"
return 1
fi
}
# Remove created files on cleanup
cleanup_files() {
rm -f /tmp/crowdsec_services.tmp /tmp/crowdsec_packages.tmp
echo -e "Cleaned up temporary files $CHECK_MARK"
return 0
}
# Remove the script itself
remove_script() {
if [ -f "$0" ]; then
echo "Removing monitoring script..."
rm -- "$0"
fi
if [ -f "task_formatter.sh" ]; then
rm task_formatter.sh
fi
echo -e "Cleaned up $CHECK_MARK"
return 0
}
#-----------------------------------#
# MAIN LOGIC #
#-----------------------------------#
# Print header
print_header "$this_script_name" "$this_script_url"
echo -e "Running as User: $USER_TO_RUN_AS\nUser Home: $USER_HOME\n"
# Run with formatted output
if ! format_output check_root "Checking root privileges"; then
cleanup_files
success=1
fi
if ! format_output check_services "Checking CrowdSec services"; then
cleanup_files
success=1
fi
if ! format_output check_packages "Checking CrowdSec packages"; then
cleanup_files
success=1
fi
if [ -z "$services" ] && [ -z "$packages" ]; then
echo -e "No CrowdSec components found on your system $CHECK_MARK"
format_output cleanup_files "Cleaning up temporary files"
format_output remove_script "Removing script"
exit 0
fi
echo "What would you like to do?"
echo "1) Disable CrowdSec services"
echo "2) Remove CrowdSec packages"
echo "3) Remove everything (services, packages, and configuration)"
echo "4) Exit without changes"
read -r -p "Enter your choice (1-4): " choice
case $choice in
1) format_output disable_services "Disabling CrowdSec services" ;;
2) format_output remove_packages "Removing CrowdSec packages" ;;
3)
format_output create_backup "Creating backup"
format_output disable_services "Disabling CrowdSec services"
format_output remove_packages "Removing CrowdSec packages"
format_output remove_config "Removing CrowdSec configuration"
;;
4)
echo -e "Exiting without changes $CHECK_MARK"
success=0
;;
*)
echo -e "Invalid choice $CROSS_MARK"
success=1
;;
esac
format_output cleanup_files "Cleaning up temporary files"
format_output remove_script "Removing script"
# Exit with appropriate status
exit $success
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