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common

The purpose of this role is to configure common things on your system.

Example Playbook

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

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

  roles:
    - robertdebock.common

The machine you are running this on, may need to be prepared, I use this playbook to ensure everything is in place to let the role work.

---
- name: Prepare
  hosts: all
  gather_facts: no
  become: yes

  roles:
    - robertdebock.bootstrap

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

Role Variables

These variables are set in defaults/main.yml:

---
# defaults file for common

# The selected hostname.
common_hostname: "{{ inventory_hostname }}"

# A list of nameservers to configure.
common_nameservers:
  - 1.1.1.1
  - 1.0.0.1

# Fill /etc/hosts with all hosts in the play.
common_hosts: "{{ groups.all }}"

# Do you want to reboot on a hostname change?
common_reboot: yes

Requirements

Access to a repository containing packages, likely on the internet.
A recent version of Ansible. (Tests run on the current, previous and next release of Ansible.)

The following roles can be installed to ensure all requirements are met, using ansible-galaxy install -r requirements.yml:

---
- robertdebock.bootstrap
- robertdebock.reboot

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	tag	allow_failures
amazonlinux	1	no
amazonlinux	latest	no
alpine	latest	no
alpine	edge	yes
debian	unstable	yes
debian	latest	no
centos	7	no
redhat	7	no
centos	latest	no
redhat	latest	no
fedora	latest	no
fedora	rawhide	yes
opensuse	latest	no
ubuntu	latest	no

This role has been tested on these Ansible versions:

ansible>=2.8, <2.9
ansible>=2.9
git+https://github.com/ansible/ansible.git@devel

Exceptions

Some variarations of the build matrix do not work. These are the variations and reasons why the build won't work:

variation	reason
Archlinux & Ansible 2.7	New-style module did not handle its own exit

Testing

Unit tests are done on every commit, pull request, release and periodically.

If you find issues, please register them in GitHub

Testing is done using Tox and Molecule:

Tox tests multiple ansible versions. Molecule tests multiple distributions.

To test using the defaults (any installed ansible version, namespace: robertdebock, image: fedora, tag: latest):

molecule test

# Or select a specific image:
image=ubuntu molecule test
# Or select a specific image and a specific tag:
image="debian" tag="stable" tox

Or you can test multiple versions of Ansible, and select images: Tox allows multiple versions of Ansible to be tested. To run the default (namespace: robertdebock, image: fedora, tag: latest) tests:

tox

# To run CentOS (namespace: `robertdebock`, tag: `latest`)
image="centos" tox
# Or customize more:
image="debian" tag="stable" tox

Modules

This role uses the following modules:

---
- hostname
- include_role
- ini_file
- lineinfile
- meta
- package
- service
- setup
- stat
- template

License

Apache-2.0

Author Information

Robert de Bock

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