Ansible role fail2ban

Install and configure fail2ban on your system.

GitHub	GitLab	Downloads	Version

Example Playbook

This example is taken from molecule/default/converge.yml and is tested on each push, pull request and release.

---
- name: Converge
  hosts: all
  become: true
  gather_facts: true

  roles:
    - role: robertdebock.fail2ban

The machine needs to be prepared. In CI this is done using molecule/default/prepare.yml:

---
- name: Prepare
  hosts: all
  become: true
  gather_facts: false

  roles:
    - role: robertdebock.bootstrap
    - role: robertdebock.epel

Also see a full explanation and example on how to use these roles.

Role Variables

The default values for the variables are set in defaults/main.yml:

---
# defaults file for fail2ban

fail2ban_loglevel: INFO
fail2ban_logtarget: /var/log/fail2ban.log

fail2ban_ignoreself: "true"
fail2ban_ignoreips:
  - "127.0.0.1/8 ::1"

# In seconds
fail2ban_bantime: 600
fail2ban_findtime: 600

fail2ban_maxretry: 5
fail2ban_destemail: root@localhost
fail2ban_sender: root@{{ ansible_fqdn }}

fail2ban_configuration: []
#  - option: loglevel
#    value: "INFO"
#    section: Definition

fail2ban_jail_configuration: []
#  - option: ignoreself
#    value: "true"
#    section: DEFAULT

# Path to directory containing filters to copy in filter.d
# fail2ban_filterd_path:

Requirements

• pip packages listed in requirements.txt.

State of used roles

The following roles are used to prepare a system. You can prepare your system in another way.

Requirement	GitHub	GitLab
robertdebock.bootstrap
robertdebock.epel

Context

This role is a part of many compatible roles. Have a look at the documentation of these roles for further information.

Here is an overview of related roles:

Compatibility

This role has been tested on these container images:

container	tags
EL	9
Debian	all
Fedora	all
Ubuntu	all

The minimum version of Ansible required is 2.12, tests have been done to:

• The previous version.
• The current version.
• The development version.

If you find issues, please register them in GitHub.

License

Apache-2.0.

Author Information

robertdebock

Please consider sponsoring me.