build_test_ci.yml

name: Build and Test CI

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - "*"
  workflow_dispatch:

permissions:
  contents: read
  pull-requests: read
  actions: read

concurrency:
  group: build-test-ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      # Expose matched filters as job 'src' output variable
      paths: ${{ steps.filter.outputs.changes }}
    steps:
      - uses: actions/checkout@v4
      - name: Harden Runner
        uses: step-security/harden-runner@v2
        with:
          disable-sudo: true
          egress-policy: block
          allowed-endpoints: >
            api.github.com:443
            github.com:443
      - uses: dorny/paths-filter@v3
        id: filter
        with:
          filters: .github/filters.yml

  yamllint:
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ contains(fromJSON(needs.changes.outputs.paths), 'src') }}
    steps:
      - uses: actions/checkout@v4
      - name: Validate YAML file
        run: yamllint templates

  go-build-test:
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ contains(fromJSON(needs.changes.outputs.paths), 'src') }}
    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@v2
        with:
          disable-sudo: true
          egress-policy: block
          allowed-endpoints: >
            api.github.com:443
            github.com:443
            golang.org:443
            proxy.golang.org:443
            sum.golang.org:443
            objects.githubusercontent.com:443
            storage.googleapis.com:443
            cli.codecov.io:443
            api.codecov.io:443
            raw.githubusercontent.com:443

      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          check-latest: true

      - name: Build
        run: make build

      - name: Check for generated diff
        run: make check-gen-diff

      - name: Test
        run: make test

      - name: Upload coverage reports to Codecov
        uses: codecov/codecov-action@v4
        with:
          files: ./coverage.out
          fail_ci_if_error: true
          verbose: true
          token: ${{ secrets.CODECOV_TOKEN }}
          slug: linode/cluster-api-provider-linode

  e2e-test:
    needs: changes
    strategy:
      fail-fast: false
      matrix:
        flavor: ${{ fromJSON(needs.changes.outputs.paths) }}
        exclude:
          - flavor: src
        include:
          - flavor: ${{ github.ref == 'refs/heads/main' && 'all' || 'quick' }}
    uses: ./.github/workflows/e2e-test.yaml
    if: ${{contains(fromJSON(needs.changes.outputs.paths), 'src')}}
    secrets: inherit
    with:
      e2e-selector: ${{ matrix.flavor }}
      e2e-flags: ${{ matrix.flavor == 'quick' && ''  || '--assert-timeout 15m0s'}}


  docker-build:
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ contains(fromJSON(needs.changes.outputs.paths), 'src') }}
    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@v2
        with:
          disable-sudo: true
          egress-policy: block
          allowed-endpoints: >
            api.github.com:443
            github.com:443
            proxy.golang.org:443
            sum.golang.org:443
            go.dev:443
            dl.google.com:443
            golang.org:443
            objects.githubusercontent.com:443
            registry-1.docker.io:443
            auth.docker.io:443
            production.cloudflare.docker.com:443
            gcr.io:443
            storage.googleapis.com:443

      - uses: actions/checkout@v4

      - name: Docker cache
        uses: ScribeMD/docker-cache@0.5.0
        with:
          key: docker-${{ runner.os }}-${{ hashFiles('go.sum') }}

      - name: Build the Docker image
        run: make docker-build