neon/.github/actions/allure-report/action.yml

name: 'Create Allure report'
description: 'Create and publish Allure report'

inputs:
  action:
    desctiption: 'generate or store'
    required: true
  build_type:
    description: '`build_type` from run-python-test-set action'
    required: true
  test_selection:
    description: '`test_selector` from run-python-test-set action'
    required: false
outputs:
  report-url:
    description: 'Allure report URL'
    value: ${{ steps.generate-report.outputs.report-url }}

runs:
  using: "composite"
  steps:
    - name: Validate input parameters
      shell: bash -euxo pipefail {0}
      run: |
        if [ "${{ inputs.action }}" != "store" ] && [ "${{ inputs.action }}" != "generate" ]; then
          echo 2>&1 "Unknown inputs.action type '${{ inputs.action }}'; allowed 'generate' or 'store' only"
          exit 1
        fi

        if [ -z "${{ inputs.test_selection }}" ] && [ "${{ inputs.action }}" == "store" ]; then
          echo 2>&1 "inputs.test_selection must be set for 'store' action"
          exit 2
        fi

    - name: Calculate key
      id: calculate-key
      shell: bash -euxo pipefail {0}
      run: |
        # TODO: for manually triggered workflows (via workflow_dispatch) we need to have a separate key

        pr_number=$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH" || true)
        if [ "${pr_number}" != "null" ]; then
          key=pr-${pr_number}
        elif [ "${GITHUB_REF}" = "refs/heads/main" ]; then
          # Shortcut for a special branch
          key=main
        else
          key=branch-$(echo ${GITHUB_REF#refs/heads/} | tr -c "[:alnum:]._-" "-")
        fi
        echo "KEY=${key}" >> $GITHUB_OUTPUT

    - uses: actions/setup-java@v3
      if: ${{ inputs.action == 'generate' }}
      with:
        distribution: 'temurin'
        java-version: '17'

    - name: Install Allure
      if: ${{ inputs.action == 'generate' }}
      shell: bash -euxo pipefail {0}
      run: |
        if ! which allure; then
          ALLURE_ZIP=allure-${ALLURE_VERSION}.zip
          wget -q https://github.com/allure-framework/allure2/releases/download/${ALLURE_VERSION}/${ALLURE_ZIP}
          echo "${ALLURE_ZIP_MD5}  ${ALLURE_ZIP}" | md5sum -c
          unzip -q ${ALLURE_ZIP}
          echo "$(pwd)/allure-${ALLURE_VERSION}/bin" >> $GITHUB_PATH
          rm -f ${ALLURE_ZIP}
        fi
      env:
        ALLURE_VERSION: 2.19.0
        ALLURE_ZIP_MD5: ced21401a1a8b9dfb68cee9e4c210464

    - name: Upload Allure results
      if: ${{ inputs.action == 'store' }}
      env:
        REPORT_PREFIX: reports/${{ steps.calculate-key.outputs.KEY }}/${{ inputs.build_type }}
        RAW_PREFIX: reports-raw/${{ steps.calculate-key.outputs.KEY }}/${{ inputs.build_type }}
        TEST_OUTPUT: /tmp/test_output
        BUCKET: neon-github-public-dev
      shell: bash -euxo pipefail {0}
      run: |
        # Add metadata
        cat <<EOF > $TEST_OUTPUT/allure/results/executor.json
          {
            "name": "GitHub Actions",
            "type": "github",
            "url": "https://${BUCKET}.s3.amazonaws.com/${REPORT_PREFIX}/latest/index.html",
            "buildOrder": ${GITHUB_RUN_ID},
            "buildName": "GitHub Actions Run #${{ github.run_number }}/${GITHUB_RUN_ATTEMPT}",
            "buildUrl": "${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}/attempts/${GITHUB_RUN_ATTEMPT}",
            "reportUrl": "https://${BUCKET}.s3.amazonaws.com/${REPORT_PREFIX}/${GITHUB_RUN_ID}/index.html",
            "reportName": "Allure Report"
          }
        EOF
        cat <<EOF > $TEST_OUTPUT/allure/results/environment.properties
          TEST_SELECTION=${{ inputs.test_selection }}
          BUILD_TYPE=${{ inputs.build_type }}
        EOF

        ARCHIVE="${GITHUB_RUN_ID}-${{ inputs.test_selection }}-${GITHUB_RUN_ATTEMPT}-$(date +%s).tar.zst"
        ZSTD_NBTHREADS=0

        tar -C ${TEST_OUTPUT}/allure/results -cf ${ARCHIVE} --zstd .
        aws s3 mv --only-show-errors ${ARCHIVE} "s3://${BUCKET}/${RAW_PREFIX}/${ARCHIVE}"

    # Potentially we could have several running build for the same key (for example for the main branch),  so we use improvised lock for this
    - name: Acquire Allure lock
      if: ${{ inputs.action == 'generate' }}
      shell: bash -euxo pipefail {0}
      env:
        LOCK_FILE: reports/${{ steps.calculate-key.outputs.KEY }}/lock.txt
        BUCKET: neon-github-public-dev
      run: |
        LOCK_TIMEOUT=300 # seconds

        for _ in $(seq 1 5); do
          for i in $(seq 1 ${LOCK_TIMEOUT}); do
            LOCK_ADDED=$(aws s3api head-object --bucket neon-github-public-dev --key ${LOCK_FILE} | jq --raw-output '.LastModified' || true)
            # `date --date="..."` is supported only by gnu date (i.e. it doesn't work on BSD/macOS)
            if [ -z "${LOCK_ADDED}" ] || [ "$(( $(date +%s) - $(date --date="${LOCK_ADDED}" +%s) ))" -gt "${LOCK_TIMEOUT}" ]; then
              break
            fi
            sleep 1
          done
          echo "${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}-${{ inputs.test_selection }}" > lock.txt
          aws s3 mv --only-show-errors lock.txt "s3://${BUCKET}/${LOCK_FILE}"

          # A double-check that exactly WE have acquired the lock
          aws s3 cp --only-show-errors "s3://${BUCKET}/${LOCK_FILE}" ./lock.txt
          if [ "$(cat lock.txt)" = "${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}-${{ inputs.test_selection }}" ]; then
            break
          fi
        done

    - name: Generate and publish final Allure report
      if: ${{ inputs.action == 'generate' }}
      id: generate-report
      env:
        REPORT_PREFIX: reports/${{ steps.calculate-key.outputs.KEY }}/${{ inputs.build_type }}
        RAW_PREFIX: reports-raw/${{ steps.calculate-key.outputs.KEY }}/${{ inputs.build_type }}
        TEST_OUTPUT: /tmp/test_output
        BUCKET: neon-github-public-dev
      shell: bash -euxo pipefail {0}
      run: |
        # Get previously uploaded data for this run
        ZSTD_NBTHREADS=0

        s3_filepaths=$(aws s3api list-objects-v2 --bucket ${BUCKET} --prefix ${RAW_PREFIX}/${GITHUB_RUN_ID}- | jq --raw-output  '.Contents[].Key')
        if [ -z "$s3_filepaths" ]; then
          # There's no previously uploaded data for this run
          exit 0
        fi
        for s3_filepath in ${s3_filepaths}; do
          aws s3 cp --only-show-errors "s3://${BUCKET}/${s3_filepath}" "${TEST_OUTPUT}/allure/"

          archive=${TEST_OUTPUT}/allure/$(basename $s3_filepath)
          mkdir -p ${archive%.tar.zst}
          tar -xf ${archive} -C ${archive%.tar.zst}
          rm -f ${archive}
        done

        # Get history trend
        aws s3 cp --recursive --only-show-errors "s3://${BUCKET}/${REPORT_PREFIX}/latest/history" "${TEST_OUTPUT}/allure/latest/history" || true

        # Generate report
        allure generate --clean --output $TEST_OUTPUT/allure/report $TEST_OUTPUT/allure/*

        # Replace a logo link with a redirect to the latest version of the report
        sed -i 's|<a href="." class=|<a href="https://'${BUCKET}'.s3.amazonaws.com/'${REPORT_PREFIX}'/latest/index.html" class=|g' $TEST_OUTPUT/allure/report/app.js

        # Upload a history and the final report (in this particular order to not to have duplicated history in 2 places)
        aws s3 mv --recursive --only-show-errors "${TEST_OUTPUT}/allure/report/history" "s3://${BUCKET}/${REPORT_PREFIX}/latest/history"
        aws s3 mv --recursive --only-show-errors "${TEST_OUTPUT}/allure/report" "s3://${BUCKET}/${REPORT_PREFIX}/${GITHUB_RUN_ID}"

        REPORT_URL=https://${BUCKET}.s3.amazonaws.com/${REPORT_PREFIX}/${GITHUB_RUN_ID}/index.html

        # Generate redirect
        cat <<EOF > ./index.html
          <!DOCTYPE html>

          <meta charset="utf-8">
          <title>Redirecting to ${REPORT_URL}</title>
          <meta http-equiv="refresh" content="0; URL=${REPORT_URL}">
        EOF
        aws s3 cp --only-show-errors ./index.html "s3://${BUCKET}/${REPORT_PREFIX}/latest/index.html"

        echo "[Allure Report](${REPORT_URL})" >> ${GITHUB_STEP_SUMMARY}
        echo "report-url=${REPORT_URL}" >> $GITHUB_OUTPUT

    - name: Release Allure lock
      if: ${{ inputs.action == 'generate' && always() }}
      shell: bash -euxo pipefail {0}
      env:
        LOCK_FILE: reports/${{ steps.calculate-key.outputs.KEY }}/lock.txt
        BUCKET: neon-github-public-dev
      run: |
        aws s3 cp --only-show-errors "s3://${BUCKET}/${LOCK_FILE}" ./lock.txt || exit 0

        if [ "$(cat lock.txt)" = "${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}-${{ inputs.test_selection }}" ]; then
          aws s3 rm "s3://${BUCKET}/${LOCK_FILE}"
        fi

    - uses: actions/github-script@v6
      if: ${{ inputs.action == 'generate' && always() }}
      env:
        REPORT_URL: ${{ steps.generate-report.outputs.report-url }}
        BUILD_TYPE: ${{ inputs.build_type }}
        SHA: ${{ github.event.pull_request.head.sha || github.sha }}
      with:
        script: |
          const { REPORT_URL, BUILD_TYPE, SHA } = process.env

          await github.rest.repos.createCommitStatus({
            owner: context.repo.owner,
            repo: context.repo.repo,
            sha: `${SHA}`,
            state: 'success',
            target_url: `${REPORT_URL}`,
            context: `Allure report / ${BUILD_TYPE}`,
          })