Add automated tests

.github/workflows/molecule.yml

@@ -0,0 +1,46 @@
+---
+on:
+  # Trigger the workflow on push or pull request,
+  # but only for the main branch
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+        with:
+          path: "${{ github.repository }}"
+      - name: molecule
+        uses: robertdebock/[email protected]
+        with:
+          command: lint
+  test:
+    needs:
+      - lint
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        image:
+          - geerlingguy/docker-ubuntu2004-ansible:latest
+          - geerlingguy/docker-ubuntu1804-ansible:latest
+          - geerlingguy/docker-ubuntu1604-ansible:latest
+          - geerlingguy/docker-centos8-ansible:latest
+          - geerlingguy/docker-centos7-ansible:latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+        with:
+          path: "${{ github.repository }}"
+      - name: molecule
+        uses: robertdebock/[email protected]
+        with:
+          image: "${{ matrix.image }}"
+          options: parallel
+        env:
+          MOLECULE_DOCKER_IMAGE: "${{ matrix.image }}"

README.md

@@ -1,5 +1,7 @@
 # Ansible role: letsencrypt
 
+![.github/workflows/molecule.yml](https://github.com/AcroMedia/ansible-role-letsencrypt/workflows/.github/workflows/molecule.yml/badge.svg)
+
 For use on shared hosting servers. The role:
 - Installs LetsEncrypt,
 - Makes a `/.well-known/acme-challenge` virtual directory available to all virtual hosts on the server (including the default site), so all sites can regsiter and renew LE SSL certificates,

molecule/default/INSTALL.rst

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+*******
+Docker driver installation guide
+*******
+
+Requirements
+============
+
+* Docker Engine
+
+Install
+=======
+
+Please refer to the `Virtual environment`_ documentation for installation best
+practices. If not using a virtual environment, please consider passing the
+widely recommended `'--user' flag`_ when invoking ``pip``.
+
+.. _Virtual environment: https://virtualenv.pypa.io/en/latest/
+.. _'--user' flag: https://packaging.python.org/tutorials/installing-packages/#installing-to-the-user-site
+
+.. code-block:: bash
+
+    $ pip install 'molecule[docker]'

molecule/default/converge.yml

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+---
+- name: Converge
+  hosts: all
+  become: true
+
+  vars:
+    - default_mail_recipient: [email protected]
+  pre_tasks:
+
+    - name: Install nginx
+      apt:
+        name: nginx
+        update_cache: yes
+        state: present
+
+  roles:
+    - role: ansible-role-letsencrypt

molecule/default/molecule.yml

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+---
+dependency:
+  name: galaxy
+driver:
+  name: docker
+platforms:
+  - name: instance
+    image: ${MOLECULE_DOCKER_IMAGE:-'geerlingguy/docker-ubuntu1804-ansible:latest'}
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+    privileged: true
+    pre_build_image: true
+provisioner:
+  name: ansible
+  playbooks:
+    converge: ${MOLECULE_PLAYBOOK:-converge.yml}