Add support for package installation

Both explicit version download and latest package scenarios are properly tested. The API has been changed in favor of the packages solution, since Hashicorp Terraform has been promoted to a stable release cycle with stable release mechanisms.

Author: Teebor-Choka

.github/workflows/main.yml

@@ -11,34 +11,67 @@ on:
       - master
 
 jobs:
-  test:
+  test_default:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        distro:
+          - ubuntu2004
+          - ubuntu1804
+          # - centos7
+          # - centos8
+          - debian10
+          - debian11
+          - fedora35
+          # - amazonlinux2
+    steps:
+      - name: checkout the repository
+        uses: actions/checkout@v2
+        with:
+          path: "${{ github.repository }}"
+
+      - name: run molecule (default scenario)
+        uses: robertdebock/[email protected]
+        with:
+          command: "test"
+        env:
+          MOLECULE_DISTRO: ${{ matrix.distro }}
+
+  test_versioned:
+    needs:
+      - test_default
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
         distro:
           - ubuntu2004
           - ubuntu1804
-          - ubuntu1604
           - centos7
           - centos8
-          - debian9
           - debian10
-          - fedora29
+          - debian11
+          - fedora35
+          - amazonlinux2
     steps:
       - name: checkout the repository
         uses: actions/checkout@v2
         with:
           path: "${{ github.repository }}"
 
-      - name: run molecule
-        uses: robertdebock/[email protected]
+      - name: run molecule (versioned scenario)
+        uses: robertdebock/[email protected]
+        with:
+          scenario: versioned
+          command: "test"
         env:
           MOLECULE_DISTRO: ${{ matrix.distro }}
 
   deploy:
     needs:
-      - test
+      - test_default
+      - test_versioned
     runs-on: ubuntu-latest
     steps:
       - name: to Ansible Galaxy

README.md

@@ -15,13 +15,12 @@ Role Variables
 
 These variables are defined in [defaults/main.yml](./defaults/main.yml):
 
-    terraform_architecture: 'amd64'    # enum, one of 386|amd64|arm
+    terraform_plugin_urls: []
 
-    terraform_version: '0.12.24'
+Additionally, it is possible to define an explicit version to be downloaded and installed:
 
-    terraform_binary_dir_path: "/usr/local/bin"
+    terraform_version: '0.12.24'
 
-    terraform_plugin_urls: []
 
 Dependencies
 ------------
@@ -31,6 +30,16 @@ None
 Example Playbook
 ----------------
 
+To get a default package:
+
+    - name: Converge
+      hosts: all
+      roles:
+        - role: terraform
+
+
+To get an explicit version:
+
     - name: Converge
       hosts: all
       vars:

defaults/main.yml

@@ -1,9 +1,3 @@
 ---
 
-terraform_architecture: 'amd64'    # enum, one of 386|amd64|arm
-
-terraform_version: '0.12.24'
-
-terraform_binary_dir_path: "/usr/local/bin"
-
 terraform_plugin_urls: []

meta/main.yml

@@ -24,7 +24,7 @@ galaxy_info:
         - all
     - name: EL
       versions:
-        - 7
+        - all
 
   galaxy_tags:
     - terraform

molecule/default/converge.yml

@@ -2,24 +2,8 @@
 
 - name: Converge
   hosts: all
-  vars:
-    version: '0.12.24'
   roles:
     - role: ansible-role-terraform
       vars:
-        terraform_version: "{{ version }}"
-        terraform_binary_dir_path: /usr/bin
         terraform_plugin_urls:
           - https://github.com/dmacvicar/terraform-provider-libvirt/releases/download/v0.6.11/terraform-provider-libvirt_0.6.11_linux_amd64.zip
-
-  post_tasks:
-    - name: terraform should be installed
-      block:
-        - name: check terraform version
-          command: '/usr/bin/terraform --version'
-          changed_when: false
-          register: r
-        - name: evaluate file presence
-          assert:
-            that: version in r.stdout
-            fail_msg: "terraform should be installed with a correct version"

molecule/default/verify.yml

@@ -0,0 +1,10 @@
+---
+
+- name: Verify
+  hosts: all
+  tasks:
+    - name: terraform should be installed
+      block:
+        - name: check terraform version
+          command: '/usr/bin/terraform --version'
+          changed_when: false

molecule/versioned/converge.yml

@@ -0,0 +1,13 @@
+---
+
+- name: Converge
+  hosts: all
+  vars:
+    version: '0.12.24'
+  roles:
+    - role: ansible-role-terraform
+      vars:
+        terraform_version: "{{ version }}"
+        terraform_binary_dir_path: /usr/bin
+        terraform_plugin_urls:
+          - https://github.com/dmacvicar/terraform-provider-libvirt/releases/download/v0.6.11/terraform-provider-libvirt_0.6.11_linux_amd64.zip

molecule/versioned/molecule.yml

@@ -0,0 +1,22 @@
+---
+
+dependency:
+  name: galaxy
+driver:
+  name: docker
+lint: |
+  set -e
+  yamllint -c .yamllint .
+  ansible-lint
+platforms:
+  - name: instance
+    image: "geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2004}-ansible:latest"
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+    privileged: true
+    pre_build_image: true
+provisioner:
+  name: ansible
+verifier:
+  name: ansible

molecule/versioned/prepare.yml

@@ -0,0 +1,8 @@
+---
+- name: Converge
+  hosts: all
+  tasks:
+    - name: update apt repository
+      when: "ansible_pkg_mgr == 'apt'"
+      apt:
+        update_cache: true

molecule/versioned/verify.yml

@@ -0,0 +1,17 @@
+---
+
+- name: Verify
+  hosts: all
+  vars:
+    version: '0.12.24'
+  tasks:
+    - name: terraform should be installed
+      block:
+        - name: check terraform version
+          command: '/usr/bin/terraform --version'
+          changed_when: false
+          register: r
+        - name: evaluate file presence
+          assert:
+            that: version in r.stdout
+            fail_msg: "terraform should be installed with a correct version"