server-scripts/script-user-unban

#!/usr/bin/env bash
# Unbans a fail2ban IP
# Copyright 2021 Bryan C. Roessler

parent="${BASH_SOURCE[0]}"
parent=${parent%/*}

[[ -f $parent/script-functions ]] && . "$parent"/script-functions || exit 1

is_root

echo "This script supports one optional argument, an IP address"

if [[ $# -eq 1 ]]; then
    ip_address="$1"
else
    prompt ip_address
fi

if fail2ban-client set sshd unbanip "$ip_address"; then
  echo "IP address $ip_address unbanned"
fi

exit $?