build: re-enable VM tests

.github/workflows/test.yml

@@ -15,6 +15,12 @@ jobs:
     name: Test
     runs-on: macos-12
     continue-on-error: ${{ inputs.continue-on-error }}
+    strategy:
+      matrix:
+        platform-name:
+          - workstation-pop-os
+          - server-nas
+          - server-pi
 
     steps:
       - name: Checkout
@@ -41,6 +47,12 @@ jobs:
       - name: Install dependencies
         run: just install-dependencies
 
+      - name: Update brew
+        run: brew update
+
+      - name: Update VirtualBox
+        run: brew upgrade virtualbox
+
       - name: Cache Vagrant boxes
         # yamllint disable-line rule:line-length
         uses: actions/cache@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2
@@ -52,9 +64,4 @@ jobs:
           restore-keys: ${{ runner.os }}-vagrant-
 
       - name: Test
-        run: >
-          echo "Tests are temporarily disabled.
-          See:
-            - https://github.com/actions/runner-images/issues/8730
-            - https://github.com/actions/runner-images/issues/8642
-          "
+        run: just test --platform-name ${{ matrix.platform-name }}

ansible/justfile

@@ -18,37 +18,37 @@ install-dependencies:
 test *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} test
+  molecule test {{extra_args}}
 
 # Create hosts locally
 up *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} create
+  molecule create {{extra_args}}
 
 # Create and configure hosts locally
 run *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} converge
+  molecule converge {{extra_args}}
 
 # Create and configure hosts locally for `test` tags
 run-test *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} converge -- --tags test -vv
+  molecule converge {{extra_args}} -- --tags test -vv
 
 # Create and configure hosts locally with debug logs
 run-debug *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule --debug {{extra_args}} converge -- -vvv
+  molecule converge --debug {{extra_args}} -- -vvv
 
 # Create and configure hosts locally for `test` tags with debug logs
 run-test-debug *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} converge -- --tags test -vvv
+  molecule converge {{extra_args}} -- --tags test -vvv
 
 # Log in to a locally created host
 login host:
@@ -60,7 +60,7 @@ login host:
 down *extra_args:
   #!/usr/bin/env bash
   source env/bin/activate
-  molecule {{extra_args}} destroy
+  molecule destroy {{extra_args}}
 
 # Edit dev vault
 edit-dev-vault:

ansible/molecule/default/molecule.yml

@@ -12,26 +12,28 @@ driver:
 platforms:
   - name: workstation-pop-os
     groups: [workstations]
-    # `cpus` need to roughly match the core count used by the CI. Currently, we
-    # are using a 3-core macos-12 instance in '.github/workflows/test.yml',
-    # therefore we are using 2x 2-core instances with vagrant.
+    # `cpus` need to roughly match the core count used by the CI, otherwise
+    # there is a risk of GitHub shutting the runner down due to overloading.
+    # Currently, we are using a 3-core macos-12 instance in
+    # '.github/workflows/test.yml' which runs a single vagrant instance per
+    # matrix test, therefore we are using 2 cores per instance with vagrant.
     # See:
     # https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners#supported-runners-and-hardware-resources
-    cpus: 2
+    cpus: 1
     memory: 2048
 
   - name: server-nas
     groups: [servers]
     # See note on `cpus` above
-    cpus: 2
+    cpus: 1
     # server-nas needs extra memory primarily due to the amount of docker apps
     # that are running
     memory: 4096
 
   - name: server-pi
     groups: [servers]
     # See note on `cpus` above
-    cpus: 2
+    cpus: 1
     memory: 2048
 
 provisioner: