ci.yaml

name: CI

on:
  pull_request:

permissions:
  contents: read

jobs:
  security-app:
    name: Security
    uses: ./.github/workflows/security-app.yaml
    permissions:
      contents: read
      security-events: write
    secrets: inherit

  security-docker:
    name: Security
    uses: ./.github/workflows/security-docker.yaml
    permissions:
      contents: read
      security-events: write

  security-terraform:
    name: Security
    uses: ./.github/workflows/security-terraform.yaml
    permissions:
      contents: read
      security-events: write

  orchestrator:
    name: Orchestrator
    runs-on: ubuntu-latest
    outputs:
      # Docs
      should-build-docs: ${{ steps.changed-website-files.outputs.any_modified == 'true' || null }}
      # App
      should-build-app: ${{ steps.changed-app-files.outputs.any_modified == 'true' || steps.changed-docker-files.outputs.any_modified == 'true' || null }}
      should-build-api: ${{ contains(steps.changed-app-files.outputs.all_modified_files, 'app/api') || null }}
      should-build-selfserve: ${{ contains(steps.changed-app-files.outputs.all_modified_files, 'app/selfserve') || null }}
      should-build-internal: ${{ contains(steps.changed-app-files.outputs.all_modified_files, 'app/internal') || null }}
      # Assets
      should-build-assets: ${{ steps.changed-asset-files.outputs.any_modified == 'true' || null }}
      # Docker
      should-build-docker: ${{ steps.changed-docker-files.outputs.any_modified == 'true' || null }}
      should-build-api-docker: ${{ contains(steps.changed-docker-files.outputs.all_modified_files, 'infra/docker/api') || null }}
      should-build-cli-docker: ${{ contains(steps.changed-docker-files.outputs.all_modified_files, 'infra/docker/cli') || null }}
      should-build-selfserve-docker: ${{ contains(steps.changed-docker-files.outputs.all_modified_files, 'infra/docker/selfserve') || null }}
      should-build-internal-docker: ${{ contains(steps.changed-docker-files.outputs.all_modified_files, 'infra/docker/internal') || null }}
      # Terraform accounts
      should-plan-terraform-accounts: ${{ steps.changed-accounts-terraform-files.outputs.any_modified == 'true' || null }}
      should-plan-nonprod-account-terraform: ${{ contains(steps.changed-accounts-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-accounts-terraform-files.outputs.all_modified_files, 'infra/terraform/accounts/nonprod') || null }}
      should-plan-prod-account-terraform: ${{ contains(steps.changed-accounts-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-accounts-terraform-files.outputs.all_modified_files, 'infra/terraform/accounts/prod') || null }}
      # Terraform environments
      should-plan-terraform-environments: ${{ steps.changed-environments-terraform-files.outputs.any_modified == 'true' || null }}
      should-plan-dev-environment-terraform: ${{ contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/environments/dev') || null }}
      should-plan-int-environment-terraform: ${{ contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/environments/int') || null }}
      should-plan-prep-environment-terraform: ${{ contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/environments/prep') || null }}
      should-plan-prod-environment-terraform: ${{ contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/modules') || contains(steps.changed-environments-terraform-files.outputs.all_modified_files, 'infra/terraform/environments/prod') || null }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - uses: tj-actions/changed-files@v45
        id: changed-app-files
        with:
          dir_names: true
          files: |
            app/api/**
            app/selfserve/**
            app/internal/**
          # since_last_remote_commit: true
      - uses: tj-actions/changed-files@v45
        id: changed-asset-files
        with:
          dir_names: true
          files: |
            app/cdn/**
          # since_last_remote_commit: true
      - uses: tj-actions/changed-files@v45
        id: changed-docker-files
        with:
          dir_names: true
          files: |
            infra/docker/**
          # since_last_remote_commit: true
      - uses: tj-actions/changed-files@v45
        id: changed-accounts-terraform-files
        with:
          dir_names: true
          files: |
            infra/terraform/accounts/**
            infra/terraform/modules/**
          files_ignore: |
            infra/terraform/modules/service/**
          # since_last_remote_commit: true
      - uses: tj-actions/changed-files@v45
        id: changed-environments-terraform-files
        with:
          dir_names: true
          files: |
            infra/terraform/environments/{dev,int,prep,prod}/**
            infra/terraform/modules/**
          files_ignore: |
            infra/terraform/modules/account/**
            infra/terraform/modules/github/**
            infra/terraform/modules/remote-state/**
          # since_last_remote_commit: true
      - uses: tj-actions/changed-files@v45
        id: changed-website-files
        with:
          files: |
            website/**
            docs/**
          since_last_remote_commit: true

  docs:
    name: Documentation
    if: ${{ needs.orchestrator.outputs.should-build-docs }}
    needs:
      - orchestrator
    uses: ./.github/workflows/deploy-documentation.yaml
    with:
      deploy: false
    permissions:
      contents: read
      pages: write
      id-token: write

  get-version:
    name: Get latest app versions
    if: ${{ needs.orchestrator.outputs.should-build-assets || needs.orchestrator.outputs.should-build-app || needs.orchestrator.outputs.should-build-docker || needs.orchestrator.outputs.should-plan-terraform-environments }}
    needs:
      - orchestrator
    runs-on: ubuntu-latest
    outputs:
      api: ${{ steps.api-version.outputs.version }}
      cli: ${{ steps.cli-version.outputs.version }}
      selfserve: ${{ steps.selfserve-version.outputs.version }}
      internal: ${{ steps.internal-version.outputs.version }}
      assets: ${{ steps.assets-version.outputs.version }}
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 0
      - id: api-version
        uses: dvsa/.github/.github/actions/get-vol-app-version@v5.0.3
        with:
          project-path: app/api infra/docker/api
      - id: cli-version
        uses: dvsa/.github/.github/actions/get-vol-app-version@v5.0.3
        with:
          project-path: app/api infra/docker/cli
      - id: selfserve-version
        uses: dvsa/.github/.github/actions/get-vol-app-version@v5.0.3
        with:
          project-path: app/selfserve infra/docker/selfserve
      - id: internal-version
        uses: dvsa/.github/.github/actions/get-vol-app-version@v5.0.3
        with:
          project-path: app/internal infra/docker/internal
      - id: assets-version
        uses: dvsa/.github/.github/actions/get-vol-app-version@v5.0.3
        with:
          project-path: app/cdn
      - name: Add to summary
        run: |
          echo "#### App versions:" >> $GITHUB_STEP_SUMMARY
          echo "**API**: \`${{ steps.api-version.outputs.version }}\`" >> $GITHUB_STEP_SUMMARY
          echo "**Selfserve**: \`${{ steps.selfserve-version.outputs.version }}\`" >> $GITHUB_STEP_SUMMARY
          echo "**Internal**: \`${{ steps.internal-version.outputs.version }}\`" >> $GITHUB_STEP_SUMMARY
          echo "**Assets**: \`${{ steps.assets-version.outputs.version }}\`" >> $GITHUB_STEP_SUMMARY

  cdn:
    name: CDN
    if: ${{ needs.orchestrator.outputs.should-build-assets }}
    concurrency:
      group: assets-nonprod
    needs:
      - orchestrator
      - get-version
    uses: ./.github/workflows/assets.yaml
    with:
      version: ${{ needs.get-version.outputs.assets }}
      account: nonprod
    permissions:
      contents: read
      id-token: write

  app:
    name: App
    if: ${{ needs.orchestrator.outputs.should-build-app || needs.orchestrator.outputs.should-build-docker }}
    concurrency:
      group: app-${{ matrix.project }}-${{ needs.get-version.outputs[matrix.project] }}
    needs:
      - orchestrator
      - get-version
    strategy:
      fail-fast: false
      matrix:
        project:
          - api
          - selfserve
          - internal
        exclude:
          - project: ${{ (needs.orchestrator.outputs.should-build-api || needs.orchestrator.outputs.should-build-api-docker || needs.orchestrator.outputs.should-build-cli-docker) && 'ignored' || 'api' }}
          - project: ${{ (needs.orchestrator.outputs.should-build-selfserve || needs.orchestrator.outputs.should-build-selfserve-docker) && 'ignored' || 'selfserve' }}
          - project: ${{ (needs.orchestrator.outputs.should-build-internal || needs.orchestrator.outputs.should-build-internal-docker) && 'ignored' || 'internal' }}
    uses: ./.github/workflows/php.yaml
    with:
      project: ${{ matrix.project }}
      should-upload-artefact: ${{ !!(needs.orchestrator.outputs[format('should-build-{0}-docker', matrix.project)] || (matrix.project == 'api' && needs.orchestrator.outputs.should-build-cli-docker)) }}
      artefact-name: ${{ matrix.project}}
      retention-days: 1
    permissions:
      contents: read

  docker:
    name: Docker
    if: ${{ always() && !cancelled() && !failure() && needs.orchestrator.outputs.should-build-docker }}
    concurrency:
      group: docker-${{ matrix.project }}-${{ needs.get-version.outputs[matrix.project] }}
    needs:
      - orchestrator
      - get-version
      - app
    strategy:
      fail-fast: false
      matrix:
        project:
          - api
          - cli
          - selfserve
          - internal
        exclude:
          - project: ${{ needs.orchestrator.outputs.should-build-api-docker && 'ignored' || 'api' }}
          - project: ${{ needs.orchestrator.outputs.should-build-cli-docker && 'ignored' || 'cli' }}
          - project: ${{ needs.orchestrator.outputs.should-build-selfserve-docker && 'ignored' || 'selfserve' }}
          - project: ${{ needs.orchestrator.outputs.should-build-internal-docker && 'ignored' || 'internal' }}
    uses: ./.github/workflows/docker.yaml
    with:
      project: ${{ matrix.project }}
      version: ${{ needs.get-version.outputs[matrix.project] }}
      app-artefact-name: ${{ matrix.project == 'cli' && 'api' || matrix.project }}
      push: false
    permissions:
      contents: read
      id-token: write

  terraform-lint:
    name: Lint Terraform
    if: ${{ needs.orchestrator.outputs.should-plan-terraform-accounts || needs.orchestrator.outputs.should-plan-terraform-environments }}
    needs:
      - orchestrator
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: infra/terraform
    steps:
      - uses: actions/checkout@v4
        with:
          sparse-checkout: infra/terraform
      - run: terraform fmt -check -no-color -recursive
      - uses: actions/cache@v4
        name: Cache plugin dir
        with:
          path: ~/.tflint.d/plugins
          key: tflint-${{ hashFiles('infra/terraform/.tflint.hcl') }}
      - uses: terraform-linters/setup-tflint@v4
      - run: tflint --init --recursive --config=$(realpath .tflint.hcl)
      - run: tflint --recursive --config=$(realpath .tflint.hcl) -f compact

  terraform-account:
    name: Terraform Account
    if: ${{ needs.orchestrator.outputs.should-plan-terraform-accounts }}
    concurrency:
      group: terraform-account-${{ matrix.account }}
    needs:
      - orchestrator
    strategy:
      fail-fast: false
      matrix:
        account:
          - nonprod
          - prod
        exclude:
          - account: ${{ needs.orchestrator.outputs.should-plan-nonprod-account-terraform && 'ignored' || 'nonprod' }}
          - account: ${{ needs.orchestrator.outputs.should-plan-prod-account-terraform && 'ignored' || 'prod' }}
    uses: ./.github/workflows/deploy-account.yaml
    with:
      account: ${{ matrix.account }}
    permissions:
      contents: read
      id-token: write
      pull-requests: write
    secrets: inherit

  terraform-env:
    name: Terraform Environment
    if: ${{ needs.orchestrator.outputs.should-plan-terraform-environments }}
    concurrency:
      group: terraform-environment-${{ matrix.environment }}
    needs:
      - get-version
      - orchestrator
    strategy:
      fail-fast: false
      matrix:
        environment:
          - dev
          - int
          #- prep
          #- prod
        exclude:
          - environment: ${{ needs.orchestrator.outputs.should-plan-dev-environment-terraform && 'ignored' || 'dev' }}
          - environment: ${{ needs.orchestrator.outputs.should-plan-int-environment-terraform && 'ignored' || 'int' }}
          - environment: ${{ needs.orchestrator.outputs.should-plan-prep-environment-terraform && 'ignored' || 'prep' }}
          - environment: ${{ needs.orchestrator.outputs.should-plan-prod-environment-terraform && 'ignored' || 'prod' }}
    uses: ./.github/workflows/deploy-environment.yaml
    with:
      environment: ${{ matrix.environment }}
      api-image-tag: ${{ needs.get-version.outputs.api }}
      cli-image-tag: ${{ needs.get-version.outputs.cli }}
      selfserve-image-tag: ${{ needs.get-version.outputs.selfserve }}
      internal-image-tag: ${{ needs.get-version.outputs.internal }}
      assets-version: ${{ needs.get-version.outputs.assets }}
    permissions:
      contents: read
      id-token: write
      pull-requests: write
    secrets: inherit