Adds tests for ufw support

molecule/ufw/INSTALL.rst

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+*******
+Vagrant driver installation guide
+*******
+
+Requirements
+============
+
+* Vagrant
+* Virtualbox, Parallels, VMware Fusion, VMware Workstation or VMware Desktop
+* python-vagrant
+
+Install
+=======
+
+.. code-block:: bash
+
+    $ sudo pip install python-vagrant

molecule/ufw/molecule.yml

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+---
+dependency:
+  name: galaxy
+driver:
+  name: vagrant
+  provider:
+    name: virtualbox
+lint:
+  name: yamllint
+platforms:
+  - name: xenial
+    box: ubuntu/xenial64
+    provider_raw_config_args:
+      - "customize ['modifyvm', :id, '--uartmode1', 'disconnected']"
+  - name: bionic
+    box: ubuntu/bionic64
+    provider_raw_config_args:
+      - "customize ['modifyvm', :id, '--uartmode1', 'disconnected']"
+provisioner:
+  name: ansible
+  lint:
+    name: ansible-lint
+scenario:
+  name: ufw
+verifier:
+  name: goss
+  lint:
+    name: yamllint

molecule/ufw/playbook.yml

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+---
+- name: Converge
+  become: true
+  hosts: all
+  roles:
+    - role: 3proxy

molecule/ufw/prepare.yml

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+---
+- name: Prepare
+  hosts: all
+  gather_facts: false
+  tasks:
+    - name: Install python for Ansible
+      raw: test -e /usr/bin/python || (apt -y update && apt install -y python-minimal)
+      become: true
+      changed_when: false

molecule/ufw/tests/test_service.yml

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+---
+package:
+  ufw:
+    installed: true
+port:
+  tcp:1080:
+    listening: true
+  tcp:3128:
+    listening: true
+service:
+  ufw:
+    enabled: true
+    running: true
+command:
+  'grep ''### tuple ###'' /etc/ufw/*.rules':
+    exit-status: 0
+    stdout:
+      - allow tcp 1080
+      - allow tcp 3128
+    stderr: []
+    timeout: 10000

molecule/ufw/verify.yml

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+---
+# This is an example playbook to execute goss tests.
+# Tests need distributed to the appropriate ansible host/groups
+# prior to execution by `goss validate`.
+
+- name: Verify
+  hosts: all
+  become: true
+  vars:
+    goss_version: v0.3.6
+    goss_arch: amd64
+    goss_dst: /usr/local/bin/goss
+    goss_url: "https://github.com/aelsabbahy/goss/releases/download/{{ goss_version }}/goss-linux-{{ goss_arch }}"
+    goss_test_directory: /tmp
+    goss_format: json_oneline
+  tasks:
+    - name: Download and install Goss
+      get_url:
+        url: "{{ goss_url }}"
+        dest: "{{ goss_dst }}"
+        mode: 0755
+      register: download_goss
+      until: download_goss is succeeded
+      retries: 3
+
+    - name: Copy Goss tests to remote
+      copy:
+        src: "{{ item }}"
+        dest: "{{ goss_test_directory }}/{{ item | basename }}"
+      with_fileglob:
+        - "{{ lookup('env', 'MOLECULE_VERIFIER_TEST_DIRECTORY') }}/test_*.yml"
+
+    - name: Register test files
+      shell: "ls {{ goss_test_directory }}/test_*.yml"
+      register: test_files
+
+    - name: Execute Goss tests
+      command: "{{ goss_dst }} -g {{ item }} validate --format {{ goss_format }}"
+      register: test_results
+      with_items: "{{ test_files.stdout_lines }}"
+
+    - name: Display details about the Goss results
+      debug:
+        msg: "{{ item.stdout_lines }}"
+      with_items: "{{ test_results.results }}"
+
+    - name: Fail when tests fail
+      fail:
+        msg: "Goss failed to validate"
+      when: item.rc != 0
+      with_items: "{{ test_results.results }}"