Remove old files and use new templates [SOLENG-833] (#90)

* Remove old files and use new templates

Note that check.yaml differs from the snap_check template in automation,
because currently the snap_check template does not have a job for unit
tests.

.github/workflows/check.yaml

@@ -0,0 +1,139 @@
+name: Tests
+
+on:
+  workflow_call:
+  workflow_dispatch:
+  pull_request:
+    types: [opened, synchronize, reopened]
+    branches: [main]
+    paths-ignore:
+      - "**.md"
+      - "**.rst"
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Complete git history is required to generate the version from git tags.
+
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Install dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y yamllint
+          python -m pip install --upgrade pip
+          # pin tox to the current major version to avoid
+          # workflows breaking all at once when a new major version is released.
+          python -m pip install 'tox<5'
+
+      - name: Run linters
+        run: tox -e lint
+
+      - name: Lint yaml files
+        run: |
+          yamllint .yamllint snap/snapcraft.yaml
+
+  unit:
+    name: Unit
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.8", "3.10"]
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install 'tox<5'
+
+    - name: Run unit tests
+      run: tox -e unit
+
+  build:
+    needs:
+      - lint
+    runs-on: ${{ matrix.runs-on }}
+    strategy:
+      fail-fast: false
+      matrix:
+        runs-on: [[ubuntu-22.04]]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Complete git history is required to generate the version from git tags.
+
+      - name: Verify snap builds successfully
+        id: build
+        uses: canonical/action-build@v1
+
+      - name: Determine system architecture
+        run: echo "SYSTEM_ARCH=$(uname -m)" >> $GITHUB_ENV
+
+      - name: Upload the built snap
+        uses: actions/upload-artifact@v4
+        with:
+          name: snap_${{ env.SYSTEM_ARCH }}
+          path: ${{ steps.build.outputs.snap }}
+
+  func:
+    needs:
+      - build
+    runs-on: ${{ matrix.runs-on }}
+    strategy:
+      fail-fast: false
+      matrix:
+        runs-on: [[ubuntu-22.04]]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Complete git history is required to generate the version from git tags.
+
+      - name: Determine system architecture
+        run: echo "SYSTEM_ARCH=$(uname -m)" >> $GITHUB_ENV
+
+      - name: Download snap file artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: snap_${{ env.SYSTEM_ARCH }}
+
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install 'tox<5'
+
+      - name: Setup Juju environment
+        uses: charmed-kubernetes/actions-operator@main
+        with:
+          provider: "lxd"
+          juju-channel: "3.5/stable"
+          charmcraft-channel: "3.x/stable"
+
+      - name: Run func tests
+        run: |
+          export TEST_SNAP="$(pwd)/$(ls | grep '.*_.*\.snap$')"
+          echo "$TEST_SNAP"
+          tox -e func

.github/workflows/promote.yaml

@@ -1,26 +1,40 @@
-name: Promote snap to other tracks and channels
+# This file is centrally managed as a template file in https://github.com/canonical/solutions-engineering-automation
+# To update the file:
+# - Edit it in the canonical/solutions-engineering-automation repository.
+# - Open a PR with the changes.
+# - When the PR merges, the soleng-terraform bot will open a PR to the target repositories with the changes.
+name: Promote snap to default track, standard risk levels.
 
 on:
   workflow_dispatch:
     inputs:
-      destination-channel:
-        description: 'Destination Channel, e.g. latest/candidate'
-        required: true
-      origin-channel:
-        description: 'Origin Channel, e.g. latest/edge'
+      channel-promotion:
+        description: 'Channel Promotion, e.g. latest/edge -> latest/candidate'
         required: true
+        type: choice
+        options:
+          - 'latest/edge -> latest/candidate'
+          - 'latest/candidate -> latest/stable'
 
 jobs:
   promote-snap:
     name: Promote snap
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
       - name: Snapcraft install
         run: sudo snap install --classic snapcraft
       - name: Get snap name
         id: snap
         run: echo "name=$(awk '/^name:/ {print $2}' snap/snapcraft.yaml)" >> "$GITHUB_OUTPUT"
+      - name: Set channels
+        id: set-channels
+        run: |
+          channel_promotion="${{ github.event.inputs.channel-promotion }}"
+          origin=$(echo "$channel_promotion" | sed 's/\s*->.*//')
+          destination=$(echo "$channel_promotion" | sed 's/.*->\s*//')
+          echo "destination-channel=$destination" >> $GITHUB_OUTPUT
+          echo "origin-channel=$origin" >> $GITHUB_OUTPUT
       - name: Snapcraft promote snap
         env:
           SNAPCRAFT_STORE_CREDENTIALS: ${{ secrets.STORE_LOGIN }}
@@ -30,5 +44,5 @@ jobs:
           #       refuse to non-interactively promote a snap from the edge
           #       channel if it is done without any branch qualifiers
           yes | snapcraft promote ${{ steps.snap.outputs.name }}  \
-          --from-channel ${{ github.event.inputs.origin-channel }} \
-          --to-channel ${{ github.event.inputs.destination-channel }}
+          --from-channel ${{ steps.set-channels.outputs.origin-channel }} \
+          --to-channel ${{ steps.set-channels.outputs.destination-channel }}

.github/workflows/release.yaml

@@ -1,3 +1,8 @@
+# This file is centrally managed as a template file in https://github.com/canonical/solutions-engineering-automation
+# To update the file:
+# - Edit it in the canonical/solutions-engineering-automation repository.
+# - Open a PR with the changes.
+# - When the PR merges, the soleng-terraform bot will open a PR to the target repositories with the changes.
 name: Publish snap
 
 on:
@@ -8,27 +13,35 @@ on:
 
 jobs:
   check:
-    uses: ./.github/workflows/pr.yaml
+    uses: ./.github/workflows/check.yaml
     secrets: inherit
 
   release:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.runs-on }}
     needs: check
-    outputs:
-      snap: ${{ steps.build.outputs.snap }}
+    strategy:
+      fail-fast: false
+      matrix:
+        runs-on: [[ubuntu-22.04]]
     steps:
       - uses: actions/checkout@v4
         with:
-          fetch-depth: 0  # needed for version determination
-      - uses: snapcore/action-build@v1
-        id: build
-      - uses: actions/upload-artifact@v4
+          fetch-depth: 0  # Complete git history is required to generate the version from git tags.
+
+      - name: Determine system architecture
+        run: echo "SYSTEM_ARCH=$(uname -m)" >> $GITHUB_ENV
+
+      - name: Download the built snap from check workflow
+        uses: actions/download-artifact@v4
         with:
-          name: snap
-          path: ${{ steps.build.outputs.snap }}
+          name: snap_${{ env.SYSTEM_ARCH }}
+
+      - name: Find the downloaded snap file
+        run: echo "SNAP_FILE=$(find . -name "*.snap")" >> $GITHUB_ENV
+
       - uses: snapcore/action-publish@v1
         env:
           SNAPCRAFT_STORE_CREDENTIALS: ${{ secrets.STORE_LOGIN }}
         with:
-          snap: ${{ steps.build.outputs.snap }}
+          snap: ${{ env.SNAP_FILE }}
           release: latest/edge,3/edge

.yamllint

@@ -0,0 +1,5 @@
+extends: default
+
+rules:
+  line-length: disable
+  document-start: disable