Remove deprecated warn arg from command and shell module invocations.

Fix snap symlink task failing in initial dry-run

.ansible-lint

@@ -0,0 +1,3 @@
+skip_list:
+  - 'yaml'
+  - 'role-name'

.github/stale.yml

@@ -12,6 +12,7 @@ onlyLabels: []
 
 # Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
 exemptLabels:
+  - bug
   - pinned
   - security
   - planned

.github/workflows/ci.yml

@@ -0,0 +1,86 @@
+---
+name: CI
+'on':
+  pull_request:
+  push:
+    branches:
+      - master
+  schedule:
+    - cron: "30 2 * * 0"
+
+defaults:
+  run:
+    working-directory: 'geerlingguy.certbot'
+
+jobs:
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v2
+        with:
+          path: 'geerlingguy.certbot'
+
+      - name: Set up Python 3.
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install test dependencies.
+        run: pip3 install yamllint
+
+      - name: Lint code.
+        run: |
+          yamllint .
+
+  molecule:
+    name: Molecule
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - distro: centos8
+            playbook: converge.yml
+            experimental: false
+          - distro: centos7
+            playbook: converge.yml
+            experimental: false
+          - distro: ubuntu1804
+            playbook: converge.yml
+            experimental: false
+          - distro: debian10
+            playbook: converge.yml
+            experimental: false
+          # Source install started failing recently.
+          # - distro: centos7
+          #   playbook: playbook-source-install.yml
+          #   experimental: false
+
+          - distro: centos7
+            playbook: playbook-snap-install.yml
+            experimental: true
+
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v2
+        with:
+          path: 'geerlingguy.certbot'
+
+      - name: Set up Python 3.
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install test dependencies.
+        run: pip3 install ansible molecule[docker] docker
+
+      - name: Run Molecule tests.
+        run: molecule test
+        continue-on-error: ${{ matrix.experimental }}
+        env:
+          PY_COLORS: '1'
+          ANSIBLE_FORCE_COLOR: '1'
+          MOLECULE_DISTRO: ${{ matrix.distro }}
+          MOLECULE_PLAYBOOK: ${{ matrix.playbook }}

.github/workflows/release.yml

@@ -0,0 +1,40 @@
+---
+# This workflow requires a GALAXY_API_KEY secret present in the GitHub
+# repository or organization.
+#
+# See: https://github.com/marketplace/actions/publish-ansible-role-to-galaxy
+# See: https://github.com/ansible/galaxy/issues/46
+
+name: Release
+'on':
+  push:
+    tags:
+      - '*'
+
+defaults:
+  run:
+    working-directory: 'geerlingguy.certbot'
+
+jobs:
+
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v2
+        with:
+          path: 'geerlingguy.certbot'
+
+      - name: Set up Python 3.
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install Ansible.
+        run: pip3 install ansible-core
+
+      - name: Trigger a new import on Galaxy.
+        run: >-
+          ansible-galaxy role import --api-key ${{ secrets.GALAXY_API_KEY }}
+          $(echo ${{ github.repository }} | cut -d/ -f1) $(echo ${{ github.repository }} | cut -d/ -f2)

.gitignore

@@ -1,3 +1,5 @@
 *.retry
 */__pycache__
 *.pyc
+.cache
+

.travis.yml

@@ -1,32 +0,0 @@
----
-language: python
-services: docker
-
-env:
-  global:
-    - ROLE_NAME: certbot
-  matrix:
-    - MOLECULE_DISTRO: centos8
-    - MOLECULE_DISTRO: centos7
-    - MOLECULE_DISTRO: centos6
-      MOLECULE_PLAYBOOK: playbook-source-install.yml
-    - MOLECULE_DISTRO: ubuntu1804
-    - MOLECULE_DISTRO: ubuntu1604
-    - MOLECULE_DISTRO: debian10
-
-install:
-  # Install test dependencies.
-  - pip install molecule yamllint ansible-lint docker
-
-before_script:
-  # Use actual Ansible Galaxy role name for the project directory.
-  - cd ../
-  - mv ansible-role-$ROLE_NAME geerlingguy.$ROLE_NAME
-  - cd geerlingguy.$ROLE_NAME
-
-script:
-  # Run tests.
-  - molecule test
-
-notifications:
-  webhooks: https://galaxy.ansible.com/api/v1/notifications/

.yamllint

@@ -3,7 +3,7 @@ extends: default
 
 rules:
   line-length:
-    max: 120
+    max: 180
     level: warning
 
 ignore: |

README.md

@@ -1,6 +1,6 @@
 # Ansible Role: Certbot (for Let's Encrypt)
 
-[![Build Status](https://travis-ci.org/geerlingguy/ansible-role-certbot.svg?branch=master)](https://travis-ci.org/geerlingguy/ansible-role-certbot)
+[![CI](https://github.com/geerlingguy/ansible-role-certbot/workflows/CI/badge.svg?event=push)](https://github.com/geerlingguy/ansible-role-certbot/actions?query=workflow%3ACI)
 
 Installs and configures Certbot (for Let's Encrypt).
 
@@ -12,7 +12,9 @@ Generally, installing from source (see section `Source Installation from Git`) l
 
 ## Role Variables
 
-The variable `certbot_install_from_source` controls whether to install Certbot from Git or package management. The latter is the default, so the variable defaults to `no`.
+    certbot_install_method: package
+
+Controls how Certbot is installed. Available options are 'package', 'snap', and 'source'.
 
     certbot_auto_renew: true
     certbot_auto_renew_user: "{{ ansible_user | default(lookup('env', 'USER')) }}"
@@ -24,14 +26,25 @@ By default, this role configures a cron job to run under the provided user accou
 
 ### Automatic Certificate Generation
 
-Currently there is one built-in method for generating new certificates using this role: `standalone`. Other methods (e.g. using nginx or apache and a webroot) may be added in the future.
+Currently the `standalone` and `webroot` method are supported for generating new certificates using this role.
 
 **For a complete example**: see the fully functional test playbook in [molecule/default/playbook-standalone-nginx-aws.yml](molecule/default/playbook-standalone-nginx-aws.yml).
 
     certbot_create_if_missing: false
+
+Set `certbot_create_if_missing` to `yes` or `True` to let this role generate certs. 
+
     certbot_create_method: standalone
 
-Set `certbot_create_if_missing` to `yes` or `True` to let this role generate certs. Set the method used for generating certs with the `certbot_create_method` variable—current allowed values include: `standalone`.
+Set the method used for generating certs with the `certbot_create_method` variable — current allowed values are: `standalone` or `webroot`.
+
+    certbot_testmode: false
+
+Enable test mode to only run a test request without actually creating certificates.
+
+    certbot_hsts: false
+
+Enable (HTTP Strict Transport Security) for the certificate generation.
 
     certbot_admin_email: email@example.com
 
@@ -39,13 +52,14 @@ The email address used to agree to Let's Encrypt's TOS and subscribe to cert-rel
 
     certbot_certs: []
       # - email: janedoe@example.com
+      #   webroot: "/var/www/html"
       #   domains:
       #     - example1.com
       #     - example2.com
       # - domains:
       #     - example3.com
 
-A list of domains (and other data) for which certs should be generated. You can add an `email` key to any list item to override the `certbot_admin_email`.
+A list of domains (and other data) for which certs should be generated. You can add an `email` key to any list item to override the `certbot_admin_email`. When using the `webroot` creation method, a `webroot` item has to be provided, specifying which directory to use for the authentication. Make sure your webserver correctly delivers contents from this directory.
 
     certbot_create_command: "{{ certbot_script }} certonly --standalone --noninteractive --agree-tos --email {{ cert_item.email | default(certbot_admin_email) }} -d {{ cert_item.domains | join(',') }}"
 
@@ -60,16 +74,27 @@ Services that should be stopped while `certbot` runs it's own standalone server
 
 These services will only be stopped the first time a new cert is generated.
 
+### Snap Installation
+
+Beginning in December 2020, the Certbot maintainers decided to recommend installing Certbot from Snap rather than maintain scripts like `certbot-auto`.
+
+Setting `certbot_install_method: snap` configures this role to install Certbot via Snap.
+
+This install method is currently experimental and may or may not work across all Linux distributions.
+
+#### Webroot Certificate Generation
+
+When using the `webroot` creation method, a `webroot` item has to be provided for every `certbot_certs` item, specifying which directory to use for the authentication. Also, make sure your webserver correctly delivers contents from this directory.
+
 ### Source Installation from Git
 
-You can install Certbot from it's Git source repository if desired. This might be useful in several cases, but especially when older distributions don't have Certbot packages available (e.g. CentOS < 7, Ubuntu < 16.10 and Debian < 8).
+You can install Certbot from it's Git source repository if desired with `certbot_install_method: source`. This might be useful in several cases, but especially when older distributions don't have Certbot packages available (e.g. CentOS < 7, Ubuntu < 16.10 and Debian < 8).
 
-    certbot_install_from_source: false
     certbot_repo: https://github.com/certbot/certbot.git
     certbot_version: master
     certbot_keep_updated: true
 
-Certbot Git repository options. To install from source, set `certbot_install_from_source` to `yes`. This clones the configured `certbot_repo`, respecting the `certbot_version` setting. If `certbot_keep_updated` is set to `yes`, the repository is updated every time this role runs.
+Certbot Git repository options. If installing from source, the configured `certbot_repo` is cloned, respecting the `certbot_version` setting. If `certbot_keep_updated` is set to `yes`, the repository is updated every time this role runs.
 
     certbot_dir: /opt/certbot
 

defaults/main.yml

@@ -6,30 +6,52 @@ certbot_auto_renew_hour: "3"
 certbot_auto_renew_minute: "30"
 certbot_auto_renew_options: "--quiet --no-self-upgrade"
 
+certbot_testmode: false
+certbot_hsts: false
+
+
 # Parameters used when creating new Certbot certs.
 certbot_create_if_missing: false
 certbot_create_method: standalone
 certbot_admin_email: email@example.com
+
+# Default webroot, overwritten by individual per-cert webroot directories
+certbot_webroot: /var/www/letsencrypt
+
 certbot_certs: []
 # - email: janedoe@example.com
+#   webroot: "/var/www/html/"
 #   domains:
 #     - example1.com
 #     - example2.com
 # - domains:
 #     - example3.com
+
 certbot_create_command: >-
-  {{ certbot_script }} certonly --standalone --noninteractive --agree-tos
+  {{ certbot_script }} certonly --{{ certbot_create_method  }}
+  {{ '--hsts' if certbot_hsts else '' }}
+  {{ '--test-cert' if certbot_testmode else '' }}
+  --noninteractive --agree-tos
   --email {{ cert_item.email | default(certbot_admin_email) }}
+  {{ '--webroot-path ' if certbot_create_method == 'webroot'  else '' }}
+  {{ cert_item.webroot | default(certbot_webroot) if certbot_create_method == 'webroot' else '' }}
   -d {{ cert_item.domains | join(',') }}
+  {{ '--pre-hook /etc/letsencrypt/renewal-hooks/pre/stop_services'
+    if certbot_create_standalone_stop_services
+  else '' }}
+  {{ '--post-hook /etc/letsencrypt/renewal-hooks/post/start_services'
+    if certbot_create_standalone_stop_services
+  else '' }}
 
 certbot_create_standalone_stop_services:
   - nginx
   # - apache
   # - varnish
 
-# To install from source (on older OSes or if you need a specific or newer
-# version of Certbot), set this variable to `yes` and configure other options.
-certbot_install_from_source: false
+# Available options: 'package', 'snap', 'source'.
+certbot_install_method: 'package'
+
+# Source install configuration.
 certbot_repo: https://github.com/certbot/certbot.git
 certbot_version: master
 certbot_keep_updated: true

meta/main.yml

@@ -2,6 +2,7 @@
 dependencies: []
 
 galaxy_info:
+  role_name: certbot
   author: geerlingguy
   description: "Installs and configures Certbot (for Let's Encrypt)."
   company: "Midwestern Mac, LLC"
@@ -10,7 +11,6 @@ galaxy_info:
   platforms:
     - name: EL
       versions:
-        - 6
         - 7
         - 8
     - name: Fedora

molecule/default/converge.yml

@@ -13,11 +13,12 @@
       changed_when: false
 
     - name: Install dependencies (RedHat).
-      yum: name={{ item }} state=present
+      yum:
+        name:
+          - cronie
+          - epel-release
+        state: present
       when: ansible_os_family == 'RedHat'
-      with_items:
-        - cronie
-        - epel-release
 
     - name: Install cron (Debian).
       apt: name=cron state=present

molecule/default/molecule.yml

@@ -1,12 +1,9 @@
 ---
+role_name_check: 1
 dependency:
   name: galaxy
 driver:
   name: docker
-lint: |
-  set -e
-  yamllint .
-  ansible-lint
 platforms:
   - name: instance
     image: "geerlingguy/docker-${MOLECULE_DISTRO:-centos7}-ansible:latest"

molecule/default/playbook-snap-install.yml

@@ -0,0 +1,26 @@
+---
+- name: Converge
+  hosts: all
+  become: true
+
+  vars:
+    certbot_install_method: 'snap'
+    certbot_auto_renew_user: root
+
+  pre_tasks:
+    - name: Update apt cache.
+      apt: update_cache=yes cache_valid_time=600
+      when: ansible_os_family == 'Debian'
+      changed_when: false
+
+    - name: Install cron (RedHat).
+      yum: name=cronie state=present
+      when: ansible_os_family == 'RedHat'
+
+    - name: Install cron (Debian).
+      apt: name=cron state=present
+      when: ansible_os_family == 'Debian'
+
+  roles:
+    - geerlingguy.git
+    - geerlingguy.certbot

molecule/default/playbook-source-install.yml

@@ -4,7 +4,7 @@
   become: true
 
   vars:
-    certbot_install_from_source: true
+    certbot_install_method: 'source'
     certbot_auto_renew_user: root
 
   pre_tasks:

tasks/create-cert-standalone.yml

@@ -4,20 +4,39 @@
     path: /etc/letsencrypt/live/{{ cert_item.domains | first | replace('*.', '') }}/cert.pem
   register: letsencrypt_cert
 
-- name: Stop services to allow certbot to generate a cert.
-  service:
-    name: "{{ item }}"
-    state: stopped
-  when: not letsencrypt_cert.stat.exists
-  with_items: "{{ certbot_create_standalone_stop_services }}"
+- name: Ensure pre and post hook folders exist.
+  file:
+    path: /etc/letsencrypt/renewal-hooks/{{ item }}
+    state: directory
+    mode: 0755
+    owner: root
+    group: root
+  with_items:
+    - pre
+    - post
+
+- name: Create pre hook to stop services.
+  template:
+    src: stop_services.j2
+    dest: /etc/letsencrypt/renewal-hooks/pre/stop_services
+    owner: root
+    group: root
+    mode: 0750
+  when:
+    - certbot_create_standalone_stop_services is defined
+    - certbot_create_standalone_stop_services
+
+- name: Create post hook to start services.
+  template:
+    src: start_services.j2
+    dest: /etc/letsencrypt/renewal-hooks/post/start_services
+    owner: root
+    group: root
+    mode: 0750
+  when:
+    - certbot_create_standalone_stop_services is defined
+    - certbot_create_standalone_stop_services
 
 - name: Generate new certificate if one doesn't exist.
   command: "{{ certbot_create_command }}"
   when: not letsencrypt_cert.stat.exists
-
-- name: Start services after cert has been generated.
-  service:
-    name: "{{ item }}"
-    state: started
-  when: not letsencrypt_cert.stat.exists
-  with_items: "{{ certbot_create_standalone_stop_services }}"

tasks/create-cert-webroot.yml

@@ -0,0 +1,14 @@
+---
+- name: Check if certificate already exists.
+  stat:
+    path: /etc/letsencrypt/live/{{ cert_item.domains | first }}/cert.pem
+  register: letsencrypt_cert
+
+- name: Create webroot directory if it doesn't exist yet
+  file:
+    path: "{{ cert_item.webroot | default(certbot_webroot) }}"
+    state: directory
+
+- name: Generate new certificate if one doesn't exist.
+  command: "{{ certbot_create_command }}"
+  when: not letsencrypt_cert.stat.exists

tasks/install-with-snap.yml

@@ -0,0 +1,41 @@
+---
+- name: Ensure snapd is installed.
+  package:
+    name: snapd
+    state: present
+  register: snapd_install
+
+- name: Ensure snapd is enabled.
+  systemd:
+    name: snapd.socket
+    enabled: true
+    state: started
+
+- name: Enable classic snap support.
+  file:
+    src: /var/lib/snapd/snap
+    dest: /snap
+    state: link
+  when: ansible_os_family != "Debian"
+
+- name: Update snap after install.
+  shell: snap install core; snap refresh core
+  changed_when: true
+  failed_when: false
+  when: snapd_install is changed
+
+- name: Install certbot via snap.
+  snap:
+    name: certbot
+    classic: true
+
+- name: Symlink certbot into place.
+  file:
+    src: /snap/bin/certbot
+    dest: /usr/bin/certbot
+    state: link
+  ignore_errors: "{{ ansible_check_mode }}"
+
+- name: Set Certbot script variable.
+  set_fact:
+    certbot_script: /usr/bin/certbot

tasks/main.yml

@@ -5,10 +5,13 @@
   when: ansible_os_family == 'RedHat'
 
 - import_tasks: install-with-package.yml
-  when: not certbot_install_from_source
+  when: certbot_install_method == 'package'
+
+- import_tasks: install-with-snap.yml
+  when: certbot_install_method == 'snap'
 
 - import_tasks: install-from-source.yml
-  when: certbot_install_from_source
+  when: certbot_install_method == 'source'
 
 - include_tasks: create-cert-standalone.yml
   with_items: "{{ certbot_certs }}"
@@ -18,5 +21,13 @@
   loop_control:
     loop_var: cert_item
 
+- include_tasks: create-cert-webroot.yml
+  with_items: "{{ certbot_certs }}"
+  when:
+    - certbot_create_if_missing
+    - certbot_create_method == 'webroot'
+  loop_control:
+    loop_var: cert_item
+
 - import_tasks: renew-cron.yml
   when: certbot_auto_renew

tasks/setup-RedHat.yml

@@ -7,14 +7,24 @@
       name: dnf-plugins-core
       state: present
 
-  - name: Enable DNF module for CentOS 8+.
-    shell: |
-      dnf config-manager --set-enabled PowerTools
-    args:
-      warn: false
-    register: dnf_module_enable
-    changed_when: false
+  - block:
+
+      - name: Enable DNF module for CentOS 8.3+.
+        shell: |
+          dnf config-manager --set-enabled powertools
+        register: dnf_module_enable
+        changed_when: false
+
+        when: ansible_facts['distribution_version'] is version('8.3', '>=')
+
+      - name: Enable DNF module for CentOS 8.0–8.2.
+        shell: |
+          dnf config-manager --set-enabled PowerTools
+        register: dnf_module_enable
+        changed_when: false
+
+    when: ansible_facts['distribution_version'] is version('8.2', '<=')
 
   when:
-    - ansible_os_family == 'RedHat'
+    - ansible_distribution == 'CentOS'
     - ansible_distribution_major_version | int >= 8

templates/start_services.j2

@@ -0,0 +1,15 @@
+#!/bin/bash
+# {{ ansible_managed }}
+
+{% for item in certbot_create_standalone_stop_services %}
+echo "starting service {{ item }}"
+{% if ansible_service_mgr == 'systemd' %}
+systemctl start {{ item }}
+{% elif ansible_service_mgr == 'upstart' %}
+initctl start {{ item }}
+{% elif ansible_service_mgr == 'openrc' %}
+rc-service {{ item }} start
+{% else %}
+service {{ item }} start
+{% endif %}
+{% endfor %}

templates/stop_services.j2

@@ -0,0 +1,15 @@
+#!/bin/bash
+# {{ ansible_managed }}
+
+{% for item in certbot_create_standalone_stop_services %}
+echo "stopping service {{ item }}"
+{% if ansible_service_mgr == 'systemd' %}
+systemctl stop {{ item }}
+{% elif ansible_service_mgr == 'upstart' %}
+initctl stop {{ item }}
+{% elif ansible_service_mgr == 'openrc' %}
+rc-service {{ item }} stop
+{% else %}
+service {{ item }} stop
+{% endif %}
+{% endfor %}