ci.yaml

# Copyright 2023 Canonical Ltd.
# See LICENSE file for licensing details.
name: Tests

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

on:
  pull_request:
  schedule:
    - cron: "53 0 * * *" # Daily at 00:53 UTC
  # Triggered on push to branch "main" by .github/workflows/release.yaml
  workflow_call:
    secrets:
      CHARMHUB_TOKEN:
        required: true
      AWS_ACCESS_KEY:
        required: true
      AWS_SECRET_KEY:
        required: true
      GCP_ACCESS_KEY:
        required: true
      GCP_SECRET_KEY:
        required: true

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install tox
        # TODO: Consider replacing with custom image on self-hosted runner OR pinning version
        run: python3 -m pip install tox
      - name: Run linters
        run: tox run -e lint

  unit-test:
    name: Unit tests
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install tox
        # TODO: Consider replacing with custom image on self-hosted runner OR pinning version
        run: python3 -m pip install tox
      - name: Run tests
        run: tox run -e unit
  lib-check:
    name: Check libraries
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Check libs
        uses: canonical/charming-actions/check-libraries@2.4.0
        with:
          credentials: "${{ secrets.CHARMHUB_TOKEN }}" # FIXME: current token will expire in 2023-07-04
          github-token: "${{ secrets.GITHUB_TOKEN }}"

  build:
    name: Build charms
    uses: canonical/data-platform-workflows/.github/workflows/build_charms_with_cache.yaml@v8

  integration-test:
    strategy:
      fail-fast: false
      matrix:
        tox-environments:
          - charm-integration
          - ha-integration
          - relation-integration
          - legacy-integration
          - tls-integration
          - backup-integration
          - metric-integration
          - sharding-integration
          - sharding-relation-integration
    name: ${{ matrix.tox-environments }}
    needs:
      - lint
      - unit-test
      - lib-check
      - build
    runs-on: ubuntu-latest
    timeout-minutes: 120
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup operator environment
        # TODO: Replace with custom image on self-hosted runner
        uses: charmed-kubernetes/actions-operator@main
        with:
          provider: lxd
          juju-channel: 3.1/stable
          bootstrap-options: "--agent-version 3.1.6"
      - name: Download packed charm(s)
        uses: actions/download-artifact@v3
        with:
          name: ${{ needs.build.outputs.artifact-name }}
      - name: Free disk space
        run: |
          echo "Free disk space before cleanup"
          df -T
          # free space in the runner
          sudo rm -rf /usr/share/dotnet
          sudo rm -rf /opt/ghc
          sudo rm -rf /usr/local/share/boost
          sudo rm -rf "$AGENT_TOOLSDIRECTORY"
          echo "Free disk space after cleanup"
          df -T
      - name: Select tests
        id: select-tests
        run: |
          if [ "${{ github.event_name }}" == "schedule" ]
          then
            echo Running unstable and stable tests
            echo "mark_expression=" >> $GITHUB_OUTPUT
          else
            echo Skipping unstable tests
            echo "mark_expression=not unstable" >> $GITHUB_OUTPUT
          fi
      - name: Run integration tests
        run: tox run -e ${{ matrix.tox-environments }} -- -m '${{ steps.select-tests.outputs.mark_expression }}'
        env:
          CI_PACKED_CHARMS: ${{ needs.build.outputs.charms }}
          AWS_ACCESS_KEY: ${{ matrix.tox-environments != 'backup-integration' || secrets.AWS_ACCESS_KEY }}
          AWS_SECRET_KEY: ${{ matrix.tox-environments != 'backup-integration' || secrets.AWS_SECRET_KEY }}
          GCP_ACCESS_KEY: ${{ matrix.tox-environments != 'backup-integration' || secrets.GCP_ACCESS_KEY }}
          GCP_SECRET_KEY: ${{ matrix.tox-environments != 'backup-integration' || secrets.GCP_SECRET_KEY }}