f145hka/mikrotik-fail2ban repository overview

# General settings  
DEBUG = "False"

# Syslog settings
LISTEN_PORT = 1514

# Blocking settings
MAX_RETRIES = 5
FIND_TIME_SECONDS = 3600
BAN_TIME_SECONDS = 86400

# Mikrotik settings
MIKROTIK_API_USERNAME = "admin"
MIKROTIK_API_PASSWORD = "mysecretpassword"
MIKROTIK_API_HOST = "<MIKROTIK-IP>"
MIKROTIK_ADDRESS_LIST_NAME = "fail2ban"
CREATE_BLOCK_RULE = "True"

services:
  app:
    build: .
    image: f145hka/mikrotik-fail2ban:latest
    container_name: mikrotik-fail2ban
    restart: unless-stopped
    volumes:
      - db_data:/app/db
    env_file:
     - .env
    ports:
     - "${LISTEN_PORT:-1514}:${LISTEN_PORT:-1514}/udp"
volumes:
  db_data:

ip/service/enable api
ip/service/set api address=<DOCKER-HOST-IP>
system/logging/add topics=error,system,critical action=remote
system/logging/action/add name="remote" target=remote remote=<DOCKER-HOST-IP> remote-port=1514 src-address=0.0.0.0 remote-log-format=default remote-protocol=udp vrf=main

docker exec mikrotik-fail2ban python main.py --help
usage: main.py [-h] [--unlock IP] [--clear] [--list]

Mikrotik Fail2Ban

options:
  -h, --help   show this help message and exit
  --unlock IP  IP address to unlock
  --clear      Clean DB and Mikrotik address list
  --list       List blocked IP

# docker exec mikrotik-fail2ban python main.py --list
IP: 178.176.76.80, attempts: 3, last: 30.07.2026 16:17, blocked: yes
IP: 179.43.186.241, attempts: 1, last: 30.07.2026 20:17, blocked: no