CI.yaml

name: CI
on:
  push:
    branches:
      - 'main'
      - '[0-9]+.[1-9][0-9]*.x'
  pull_request:
    branches:
      - 'main'
      - '[0-9]+.[1-9][0-9]*.x'
      - 'epic/*'
    paths-ignore:
      - "docs/**"
      - "**.md"
      - "netlify.toml"
      - "mkdocs.yml"
      - ".github/actions/spelling/*"

env:
  GO_VERSION: "~1.20"
  # renovate: datasource=github-releases depName=kubernetes-sigs/controller-tools
  CONTROLLER_TOOLS_VERSION: "v0.13.0"
  ENVTEST_K8S_VERSION: "1.24.2"
  SCHEDULER_COMPATIBLE_K8S_VERSION: "v0.24.3"
defaults:
  run:
    shell: bash

jobs:
  prepare_ci_run:
    name: Prepare CI Run
    runs-on: ubuntu-22.04
    outputs:
      GIT_SHA: ${{ steps.extract_branch.outputs.GIT_SHA }}
      BRANCH: ${{ steps.extract_branch.outputs.BRANCH }}
      BRANCH_SLUG: ${{ steps.extract_branch.outputs.BRANCH_SLUG }}
      DATETIME: ${{ steps.get_datetime.outputs.DATETIME }}
      BUILD_TIME: ${{ steps.get_datetime.outputs.BUILD_TIME }}
      NON_FORKED_AND_NON_ROBOT_RUN: ${{ steps.get_run_type.outputs.NON_FORKED_AND_NON_ROBOT_RUN }}

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Extract branch name
        id: extract_branch
        uses: keptn/gh-action-extract-branch-name@main

      - name: Get current date and time
        id: get_datetime
        run: |
          DATETIME=$(date +'%Y%m%d%H%M')
          BUILD_TIME=$(date -u "+%F_%T")
          echo "DATETIME=$DATETIME" >> "$GITHUB_OUTPUT"
          echo "BUILD_TIME=$BUILD_TIME" >> "$GITHUB_OUTPUT"

      - name: Get workflow run type
        id: get_run_type
        env:
          NON_FORKED_AND_NON_ROBOT_RUN: >
            ${{
              ( github.actor != 'renovate[bot]' && github.actor != 'dependabot[bot]' ) &&
              ( github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository )
            }}
        run: |
          echo "github.actor != 'renovate[bot]' = ${{ github.actor != 'renovate[bot]' }}"
          echo "github.actor != 'dependabot[bot]' = ${{ github.actor != 'dependabot[bot]' }}"
          echo "github.event_name == 'push' = ${{ github.event_name == 'push' }}"
          echo "github.event.pull_request.head.repo.full_name == github.repository = \
            ${{ github.event.pull_request.head.repo.full_name == github.repository }}"
          echo "NON_FORKED_AND_NON_ROBOT_RUN = $NON_FORKED_AND_NON_ROBOT_RUN"
          echo "NON_FORKED_AND_NON_ROBOT_RUN=$NON_FORKED_AND_NON_ROBOT_RUN" >> "$GITHUB_OUTPUT"

  test:
    name: Unit Tests
    needs: prepare_ci_run
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        config:
          - name: "lifecycle-operator"
            folder: "lifecycle-operator/"
          - name: "metrics-operator"
            folder: "metrics-operator/"
          - name: "scheduler"
            folder: "scheduler/"
          - name: "certificate-operator"
            folder: "keptn-cert-manager/"
    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Set up Go 1.x
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
          cache: true
          cache-dependency-path: '${{ matrix.config.folder }}go.sum'
          check-latest: true

      - name: Unit Test ${{ matrix.config.name }}
        working-directory: ./${{ matrix.config.folder }}
        run: make unit-test

      - name: Report code coverage
        uses: codecov/codecov-action@v4
        with:
          flags: ${{ matrix.config.name }}
          token: ${{ secrets.CODECOV_TOKEN }}

  build_image:
    name: Build Docker Image
    needs: prepare_ci_run
    runs-on: ubuntu-22.04
    env:
      BRANCH: ${{ needs.prepare_ci_run.outputs.BRANCH }}
      DATETIME: ${{ needs.prepare_ci_run.outputs.DATETIME }}
      BUILD_TIME: ${{ needs.prepare_ci_run.outputs.BUILD_TIME }}
      GIT_SHA: ${{ needs.prepare_ci_run.outputs.GIT_SHA }}
      RELEASE_REGISTRY: "localhost:5000/keptn"
    strategy:
      matrix:
        config:
          - name: "lifecycle-operator"
            folder: "lifecycle-operator/"
          - name: "metrics-operator"
            folder: "metrics-operator/"
          - name: "scheduler"
            folder: "scheduler/"
          - name: "deno-runtime"
            folder: "runtimes/deno-runtime/"
          - name: "python-runtime"
            folder: "runtimes/python-runtime/"
          - name: "certificate-operator"
            folder: "keptn-cert-manager/"
    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Cache build tools
        id: cache-build-tools
        uses: actions/cache@v4
        with:
          path: ./${{ matrix.config.folder }}bin
          key: build-tools-${{ github.ref_name }}

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v3

      - name: Build Docker Image
        uses: docker/build-push-action@v5
        with:
          context: ${{ matrix.config.folder }}
          platforms: linux/amd64,linux/arm64
          target: production
          tags: |
            ${{ env.RELEASE_REGISTRY }}/${{ matrix.config.name }}:dev-${{ env.DATETIME }}
          build-args: |
            GIT_HASH=${{ env.GIT_SHA }}
            RELEASE_VERSION=dev-${{ env.DATETIME }}
            BUILD_TIME=${{ env.BUILD_TIME }}
            CONTROLLER_TOOLS_VERSION=${{ env.CONTROLLER_TOOLS_VERSION }}
            SCHEDULER_COMPATIBLE_K8S_VERSION=${{ env.SCHEDULER_COMPATIBLE_K8S_VERSION }}
          builder: ${{ steps.buildx.outputs.name }}
          push: false
          cache-from: type=gha,scope=${{ github.ref_name }}-${{ matrix.config.name }}
          cache-to: type=gha,scope=${{ github.ref_name }}-${{ matrix.config.name }}
          outputs: type=oci,dest=/tmp/${{ matrix.config.name }}-image.tar

      - name: Upload image as artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.config.name }}-image.tar
          path: /tmp/${{ matrix.config.name }}-image.tar

  image_tag:
    name: Store tag of the built images
    needs: prepare_ci_run
    runs-on: ubuntu-22.04
    env:
      DATETIME: ${{ needs.prepare_ci_run.outputs.DATETIME }}
    steps:
      - name: Create empty file to store image tag
        run: echo "" > tag

      - name: Upload tag for tests
        uses: actions/upload-artifact@v4
        with:
          name: dev-${{ env.DATETIME }}
          path: tag

  component_tests:
    name: Component Tests
    needs: prepare_ci_run
    uses: ./.github/workflows/component-test.yml
    secrets:
      CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

  integration_tests:
    name: Integration Tests
    needs:
      - prepare_ci_run
      - build_image
    strategy:
      matrix:
        scheduling-gates: [gates_on, gates_off]
        allowed-namespaces: [allowed_ns_on, allowed_ns_off]
    with:
      runtime_tag: dev-${{ needs.prepare_ci_run.outputs.DATETIME }}
      scheduling-gates: ${{ matrix.scheduling-gates }}
      allowed-namespaces: ${{ matrix.allowed-namespaces }}
    uses: ./.github/workflows/integration-test.yml

  load-tests:
    name: Load Tests
    needs: [prepare_ci_run, build_image]
    with:
      runtime_tag: dev-${{ needs.prepare_ci_run.outputs.DATETIME }}
    uses: ./.github/workflows/load-test.yml

  e2e_tests:
    name: End to End Tests
    needs: [prepare_ci_run, build_image]
    with:
      runtime_tag: dev-${{ needs.prepare_ci_run.outputs.DATETIME }}
    uses: ./.github/workflows/e2e-test.yml

  helm_charts_publish:
    name: Publish helm chart changes to charts repo
    if: github.event_name == 'push' && needs.prepare_ci_run.outputs.NON_FORKED_AND_NON_ROBOT_RUN == 'true'
    needs: [prepare_ci_run, build_image]
    strategy:
      matrix:
        config:
          - name: keptn
            path: chart
          - name: keptn-lifecycle-operator
            path: lifecycle-operator/chart
          - name: keptn-metrics-operator
            path: metrics-operator/chart
          - name: keptn-cert-manager
            path: keptn-cert-manager/chart
    runs-on: ubuntu-22.04
    steps:
      - name: Check out keptn repo
        uses: actions/checkout@v4

      - name: Check out helm-charts repo
        uses: actions/checkout@v4
        with:
          repository: 'keptn/lifecycle-toolkit-charts'
          path: ./helm-charts-repository
          token: ${{ secrets.KEPTN_BOT_TOKEN }}

      - name: Substitue local paths with official chart URL
        if: matrix.config.name == 'keptn'
        working-directory: ./${{ matrix.config.path }}
        run: |
          # substitute local charts path with official ones
          yq -i '.dependencies.[].repository = "https://charts.lifecycle.keptn.sh"' ./Chart.yaml
          # update Chart.lock files
          helm repo add keptn https://charts.lifecycle.keptn.sh
          helm repo update
          helm dependency update
          helm dependency build

      - name: Copy chart from keptn to helm repo
        run: rsync -av --delete --exclude='charts/*.tgz' ./${{ matrix.config.path }}/ ./helm-charts-repository/charts/${{ matrix.config.name }}/

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v6
        with:
          token: ${{ secrets.KEPTN_BOT_TOKEN }}
          path: ./helm-charts-repository
          commit-message: "feat: update ${{ matrix.config.name }} helm chart"
          signoff: true
          branch: chart-update-${{ matrix.config.name }}
          delete-branch: true
          base: main
          title: "Update ${{ matrix.config.name }} Helm chart"
          body: |
            :robot: **This is an automated PR for updating and releasing Helm charts from keptn/lifecycle-toolkit!** :robot: