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README-hostgroup.md

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Hostgroup module

Description

The hostgroup module allows to ensure presence and absence of hostgroups and members of hostgroups.

The hostgroup module is as compatible as possible to the Ansible upstream ipa_hostgroup module, but additionally offers to make sure that hosts are present or absent in a hostgroup.

Features

  • Hostgroup management

Supported FreeIPA Versions

FreeIPA versions 4.4.0 and up are supported by the ipahostgroup module.

Requirements

Controller

  • Ansible version: 2.8+

Node

  • Supported FreeIPA version (see above)

Usage

Example inventory file

[ipaserver]
ipaserver.test.local

Example playbook to make sure hostgroup databases exists:

---
- name: Playbook to handle hostgroups
  hosts: ipaserver
  become: true

  tasks:
  # Ensure host-group databases is present
  - ipahostgroup:
      ipaadmin_password: MyPassword123
      name: databases
      host:
      - db.example.com
      hostgroup:
      - mysql-server
      - oracle-server

Example playbook to make sure that hosts and hostgroups are present in existing databases hostgroup:

---
- name: Playbook to handle hostgroups
  hosts: ipaserver
  become: true

  tasks:
  # Ensure hosts and hostgroups are present in existing databases hostgroup
  - ipahostgroup:
      ipaadmin_password: MyPassword123
      name: databases
      host:
      - db.example.com
      hostgroup:
      - mysql-server
      - oracle-server
      action: member

action controls if a the hostgroup or member will be handled. To add or remove members, set action to member.

Example playbook to make sure hosts and hostgroups are absent in databases hostgroup:

---
- name: Playbook to handle hostgroups
  hosts: ipaserver
  become: true

  tasks:
  # Ensure hosts and hostgroups are absent in databases hostgroup
  - ipahostgroup:
      ipaadmin_password: MyPassword123
      name: databases
      host:
      - db.example.com
      hostgroup:
      - mysql-server
      - oracle-server
      action: member
      state: absent

Example playbook to make sure host-group databases is absent:

---
- name: Playbook to handle hostgroups
  hosts: ipaserver
  become: true

  tasks:
  # Ensure host-group databases is absent
  - ipahostgroup:
      ipaadmin_password: MyPassword123
      name: databases
      state: absent

Variables

ipahostgroup

Variable Description Required
ipaadmin_principal The admin principal is a string and defaults to admin no
ipaadmin_password The admin password is a string and is required if there is no admin ticket available on the node no
name | cn The list of hostgroup name strings. no
description The hostgroup description string. no
nomembers Suppress processing of membership attributes. (bool) no
host List of host name strings assigned to this hostgroup. no
hostgroup List of hostgroup name strings assigned to this hostgroup. no
action Work on hostgroup or member level. It can be on of member or hostgroup and defaults to hostgroup. no
state The state to ensure. It can be one of present or absent, default: present. no

Authors

Thomas Woerner