tests-l4lb.yaml

name: Cilium L4LB XDP (ci-l4lb)

# Any change in triggers needs to be reflected in the concurrency group.
on:
  workflow_dispatch:
    inputs:
      PR-number:
        description: "Pull request number."
        required: true
      context-ref:
        description: "Context in which the workflow runs. If PR is from a fork, will be the PR target branch (general case). If PR is NOT from a fork, will be the PR branch itself (this allows committers to test changes to workflows directly from PRs)."
        required: true
      SHA:
        description: "SHA under test (head of the PR branch)."
        required: true
      extra-args:
        description: "[JSON object] Arbitrary arguments passed from the trigger comment via regex capture group. Parse with 'fromJson(inputs.extra-args).argName' in workflow."
        required: false
        default: '{}'

  push:
    branches:
      - v1.15
      - ft/v1.15/**
    paths-ignore:
      - 'Documentation/**'

# By specifying the access of one of the scopes, all of those that are not
# specified are set to 'none'.
permissions:
  # To be able to access the repository with actions/checkout
  contents: read
  # To allow retrieving information from the PR API
  pull-requests: read
  # To be able to set commit status
  statuses: write

concurrency:
  # Structure:
  # - Workflow name
  # - Event type
  # - A unique identifier depending on event type:
  #   - push: SHA
  #   - workflow_dispatch: PR number
  #
  # This structure ensures a unique concurrency group name is generated for each
  # type of testing, such that re-runs will cancel the previous run.
  group: |
    ${{ github.workflow }}
    ${{ github.event_name }}
    ${{
      (github.event_name == 'push' && github.sha) ||
      (github.event_name == 'workflow_dispatch' && github.event.inputs.PR-number)
    }}
  cancel-in-progress: true

env:
  cilium_cli_ci_version:

jobs:
  commit-status-start:
    if: ${{ github.event_name != 'push' }}
    name: Commit Status Start
    runs-on: ubuntu-latest
    steps:
      - name: Set initial commit status
        uses: myrotvorets/set-commit-status-action@3730c0a348a2ace3c110851bed53331bc6406e9f # v2.0.1  
        with:
          sha: ${{ inputs.SHA || github.sha }}

  setup-and-test:
    name: Setup & Test
    # Ubuntu 22.04 runner uses cgroup v2-only which is needed for some
    # our LB functionality
    runs-on: ubuntu-22.04
    timeout-minutes: 45
    steps:
      - name: Checkout context ref (trusted)
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          ref: ${{ inputs.context-ref || github.sha }}
          persist-credentials: false

      - name: Set Environment Variables
        uses: ./.github/actions/set-env-variables

      - name: Set up job variables
        id: vars
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            SHA="${{ inputs.SHA }}"
          else
            SHA="${{ github.sha }}"
          fi

          echo sha=${SHA} >> $GITHUB_OUTPUT

      - name: Install Cilium CLI
        uses: cilium/cilium-cli@a9579d1afc528b085930c5237a69ee77b2c2be76 # v0.16.4
        with:
          repository: ${{ env.CILIUM_CLI_RELEASE_REPO }}
          release-version: ${{ env.CILIUM_CLI_VERSION }}
          ci-version: ${{ env.cilium_cli_ci_version }}

      # Warning: since this is a privileged workflow, subsequent workflow job
      # steps must take care not to execute untrusted code.
      - name: Checkout pull request branch (NOT TRUSTED)
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          ref: ${{ steps.vars.outputs.sha }}
          persist-credentials: false
          path: pull-request

      - name: Wait for image to be available
        timeout-minutes: 10
        shell: bash
        run: |
          until docker manifest inspect quay.io/${{ env.QUAY_ORGANIZATION_DEV }}/cilium-ci:${{ steps.vars.outputs.sha }} &> /dev/null; do sleep 45s; done

      - name: Run LoadBalancing test
        id: lb-test
        run: |
          cd ${{ github.workspace }}/test/l4lb && sudo ./test.sh ${{ env.QUAY_ORGANIZATION_DEV }} ${{ steps.vars.outputs.sha }}

      - name: Run NAT46x64 test
        run: |
          cd ${{ github.workspace }}/test/nat46x64 && sudo ./test.sh ${{ env.QUAY_ORGANIZATION_DEV }} ${{ steps.vars.outputs.sha }}

      - name: Fetch Cilium Standalone LB logs
        if: ${{ !success() && steps.lb-test.outcome != 'skipped' }}
        run: |
          docker exec -t lb-node docker logs cilium-lb

  commit-status-final:
    if: ${{ always() && github.event_name != 'push' }}
    name: Commit Status Final
    needs: setup-and-test
    runs-on: ubuntu-latest
    steps:
      - name: Set final commit status
        uses: myrotvorets/set-commit-status-action@3730c0a348a2ace3c110851bed53331bc6406e9f # v2.0.1  
        with:
          sha: ${{ inputs.SHA || github.sha }}
          status: ${{ needs.setup-and-test.result }}