performance.yml

name: Performance Tests

on:
  # Performance testing was introduced in WordPress 6.2.
  push:
    branches:
      - trunk
      - '6.[2-9]'
      - '[7-9].[0-9]'
    tags:
      - '6.[2-9]'
      - '6.[2-9].[0-9]+'
      - '[7-9].[0-9]'
      - '[7-9].[0-9].[0-9]+'
  pull_request:
    branches:
      - trunk
      - '6.[2-9]'
      - '[7-9].[0-9]'
    paths:
      # Any change to a PHP, CSS, or JavaScript file should run checks.
      - '**.css'
      - '**.js'
      - '**.php'
      # These files configure npm and the task runner. Changes could affect the outcome.
      - 'package*.json'
      - '.npmrc'
      - '.nvmrc'
      - 'Gruntfile.js'
      - 'webpack.config.js'
      - 'tools/gutenberg/**'
      - 'tools/vendors/**'
      - 'tools/webpack/**'
      # These files configure Composer. Changes could affect the outcome.
      - 'composer.*'
      # This files affect the performance tests. Changes could affect the outcome.
      - 'tests/performance/**'
      # Confirm any changes to relevant workflow files.
      - '.github/workflows/performance.yml'
      - '.github/workflows/reusable-performance.yml'
      - '.github/workflows/reusable-performance-*.yml'
  workflow_dispatch:

# Cancels all previous workflow runs for pull requests that have not completed.
concurrency:
  # The concurrency group contains the workflow name and the branch name for pull requests
  # or the commit hash for any other events.
  group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
  cancel-in-progress: true

# Disable permissions for all available scopes by default.
# Any needed permissions should be configured at the job level.
permissions: {}

jobs:
  determine-matrix:
    name: Determine Matrix
    runs-on: ubuntu-24.04
    if: ${{ ( github.repository == 'WordPress/wordpress-develop' || github.event_name == 'pull_request' ) && ! contains( github.event.before, '00000000' ) }}
    permissions:
      actions: read
    env:
      TARGET_SHA: ${{ github.event_name == 'pull_request' && github.event.pull_request.base.sha || github.event.before }}
    outputs:
      subjects: ${{ steps.set-subjects.outputs.result }}
      target_sha: ${{ env.TARGET_SHA }}
    steps:
      # The `workflow_dispatch` event is the only one missing the needed SHA to target.
      - name: Retrieve previous commit SHA (if necessary)
        if: ${{ github.event_name == 'workflow_dispatch' }}
        run: echo "TARGET_SHA=$(git rev-parse HEAD^1)" >> "$GITHUB_ENV"

      - name: Set subjects
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        id: set-subjects
        with:
          script: |
            const artifacts = await github.rest.actions.listArtifactsForRepo({
              owner: context.repo.owner,
              repo: context.repo.repo,
              name: 'wordpress-build-' + process.env.TARGET_SHA,
            });
            const has_previous_build = !! artifacts.data.artifacts[0];

            const subjects = [
              'current',
            ];

            if ( context.eventName === 'push' && context.ref === 'refs/heads/trunk' ) {
              subjects.push( 'base' );
            } else if ( has_previous_build ) {
              subjects.push( 'before' );
            }

            return subjects;

  # Runs the performance test suite.
  performance:
    name: ${{ matrix.multisite && 'Multisite' || 'Single Site' }} ${{ matrix.memcached && 'Memcached' || 'Default' }}
    uses: ./.github/workflows/reusable-performance-test-v2.yml
    needs: [ determine-matrix ]
    permissions:
      contents: read
    strategy:
      fail-fast: false
      matrix:
        memcached: [ false, true ]
        multisite: [ true, false ]
        subject: ${{ fromJson( needs.determine-matrix.outputs.subjects ) }}
    with:
      memcached: ${{ matrix.memcached }}
      multisite: ${{ matrix.multisite }}
      subject: ${{ matrix.subject }}
      TARGET_SHA: ${{ needs.determine-matrix.outputs.target_sha }}

  compare:
    name: ${{ matrix.label }}
    uses: ./.github/workflows/reusable-performance-report-v2.yml
    needs: [ determine-matrix, performance ]
    permissions:
      contents: read
    strategy:
      fail-fast: false
      matrix:
        memcached: [ false, true ]
        multisite: [ true, false ]
        # A matrix value is needed in the 'name' directive for proper grouping in the GitHub UI.
        label: [ Compare ]
    with:
      memcached: ${{ matrix.memcached }}
      multisite: ${{ matrix.multisite }}
      BASE_TAG: ${{ needs.performance.outputs.BASE_TAG }}
      publish: ${{ contains( fromJson( needs.determine-matrix.outputs.subjects ), 'base' ) && ! matrix.memcached && ! matrix.multisite }}
    secrets:
      CODEVITALS_PROJECT_TOKEN: ${{ secrets.CODEVITALS_PROJECT_TOKEN }}

  slack-notifications:
    name: Slack Notifications
    uses: ./.github/workflows/slack-notifications.yml
    permissions:
      actions: read
      contents: read
    needs: [ performance ]
    if: ${{ github.repository == 'WordPress/wordpress-develop' && github.event_name != 'pull_request' && always() }}
    with:
      calling_status: ${{ contains( needs.*.result, 'cancelled' ) && 'cancelled' || contains( needs.*.result, 'failure' ) && 'failure' || 'success' }}
    secrets:
      SLACK_GHA_SUCCESS_WEBHOOK: ${{ secrets.SLACK_GHA_SUCCESS_WEBHOOK }}
      SLACK_GHA_CANCELLED_WEBHOOK: ${{ secrets.SLACK_GHA_CANCELLED_WEBHOOK }}
      SLACK_GHA_FIXED_WEBHOOK: ${{ secrets.SLACK_GHA_FIXED_WEBHOOK }}
      SLACK_GHA_FAILURE_WEBHOOK: ${{ secrets.SLACK_GHA_FAILURE_WEBHOOK }}

  failed-workflow:
    name: Failed workflow tasks
    runs-on: ubuntu-24.04
    permissions:
      actions: write
    needs: [ slack-notifications ]
    if: |
      always() &&
      github.repository == 'WordPress/wordpress-develop' &&
      github.event_name != 'pull_request' &&
      github.run_attempt < 2 &&
      (
        contains( needs.*.result, 'cancelled' ) ||
        contains( needs.*.result, 'failure' )
      )

    steps:
      - name: Dispatch workflow run
        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
        with:
          retries: 2
          retry-exempt-status-codes: 418
          script: |
            github.rest.actions.createWorkflowDispatch({
              owner: context.repo.owner,
              repo: context.repo.repo,
              workflow_id: 'failed-workflow.yml',
              ref: 'trunk',
              inputs: {
                run_id: `${context.runId}`,
              }
            });