tfhe-rs/.github/workflows/benchmark_tfhe_zk_pok.yml

# Run benchmarks of the tfhe-zk-pok crate on an instance and return parsed results to Slab CI bot.
name: tfhe-zk-pok benchmarks

on:
  workflow_dispatch:
    inputs:
      bench_type:
        description: "Benchmarks type"
        type: choice
        default: latency
        options:
          - latency
          - throughput
  push:
    branches:
      - main
  schedule:
    # Weekly benchmarks will be triggered each Saturday at 3a.m.
    - cron: '0 3 * * 6'
env:
  CARGO_TERM_COLOR: always
  RESULTS_FILENAME: parsed_benchmark_results_${{ github.sha }}.json
  PARSE_INTEGER_BENCH_CSV_FILE: tfhe_rs_integer_benches_${{ github.sha }}.csv
  ACTION_RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
  RUST_BACKTRACE: "full"
  RUST_MIN_STACK: "8388608"
  SLACK_CHANNEL: ${{ secrets.SLACK_CHANNEL }}
  SLACK_ICON: https://pbs.twimg.com/profile_images/1274014582265298945/OjBKP9kn_400x400.png
  SLACK_USERNAME: ${{ secrets.BOT_USERNAME }}
  SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
  BENCH_TYPE: ${{ inputs.bench_type || 'latency' }}


permissions: {}

jobs:
  should-run:
    runs-on: ubuntu-latest
    if: github.event_name == 'workflow_dispatch' ||
      ((github.event_name == 'push' || github.event_name == 'schedule') && github.repository == 'zama-ai/tfhe-rs')
    outputs:
      zk_pok_changed: ${{ steps.changed-files.outputs.zk_pok_any_changed }}
    steps:
      - name: Checkout tfhe-rs
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          fetch-depth: 0
          persist-credentials: 'false'
          token: ${{ secrets.REPO_CHECKOUT_TOKEN }}

      - name: Check for file changes
        id: changed-files
        uses: tj-actions/changed-files@ed68ef82c095e0d48ec87eccea555d944a631a4c # v46.0.5
        with:
          files_yaml: |
            zk_pok:
              - tfhe-zk-pok/**
              - .github/workflows/benchmark_tfhe_zk_pok.yml

  setup-instance:
    name: Setup instance (tfhe-zk-pok-benchmarks)
    runs-on: ubuntu-latest
    needs: should-run
    if: github.event_name == 'workflow_dispatch' ||
      (github.event_name == 'schedule' && github.repository == 'zama-ai/tfhe-rs') ||
      (github.event_name == 'push' &&
      github.repository == 'zama-ai/tfhe-rs' &&
      needs.should-run.outputs.zk_pok_changed == 'true')
    outputs:
      runner-name: ${{ steps.start-instance.outputs.label }}
    steps:
      - name: Start instance
        id: start-instance
        uses: zama-ai/slab-github-runner@79939325c3c429837c10d6041e4fd8589d328bac
        with:
          mode: start
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          backend: aws
          profile: bench

  tfhe-zk-pok-benchmarks:
    name: Execute tfhe-zk-pok benchmarks
    if: needs.setup-instance.result != 'skipped'
    needs: setup-instance
    concurrency:
      group: ${{ github.workflow_ref }}_${{github.event_name}}${{ github.ref == 'refs/heads/main' && github.sha || '' }}
      cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
    runs-on: ${{ needs.setup-instance.outputs.runner-name }}
    steps:
      - name: Checkout tfhe-rs repo with tags
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          fetch-depth: 0
          persist-credentials: 'false'
          token: ${{ secrets.REPO_CHECKOUT_TOKEN }}

      - name: Get benchmark details
        run: |
          COMMIT_DATE=$(git --no-pager show -s --format=%cd --date=iso8601-strict "${SHA}");
          {
            echo "BENCH_DATE=$(date --iso-8601=seconds)";
            echo "COMMIT_DATE=${COMMIT_DATE}";
            echo "COMMIT_HASH=$(git describe --tags --dirty)";
          } >> "${GITHUB_ENV}"
        env:
          SHA: ${{ github.sha }}

      - name: Install rust
        uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b # zizmor: ignore[stale-action-refs] this action doesn't create releases
        with:
          toolchain: nightly

      - name: Checkout Slab repo
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          repository: zama-ai/slab
          path: slab
          persist-credentials: 'false'
          token: ${{ secrets.REPO_CHECKOUT_TOKEN }}

      - name: Run benchmarks
        run: |
          make BENCH_TYPE="${BENCH_TYPE}" bench_tfhe_zk_pok

      - name: Parse results
        run: |
          python3 ./ci/benchmark_parser.py target/criterion "${RESULTS_FILENAME}" \
          --database tfhe_rs \
          --crate tfhe-zk-pok \
          --hardware "hpc7a.96xlarge" \
          --backend cpu \
          --project-version "${COMMIT_HASH}" \
          --branch "${REF_NAME}" \
          --commit-date "${COMMIT_DATE}" \
          --bench-date "${BENCH_DATE}" \
          --walk-subdirs \
          --name-suffix avx512 \
          --bench-type "${BENCH_TYPE}"
        env:
          REF_NAME: ${{ github.ref_name }}

      - name: Upload parsed results artifact
        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
        with:
          name: ${{ github.sha }}_tfhe_zk_pok_${{ env.BENCH_TYPE }}
          path: ${{ env.RESULTS_FILENAME }}

      - name: Checkout Slab repo
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          repository: zama-ai/slab
          path: slab
          persist-credentials: 'false'
          token: ${{ secrets.REPO_CHECKOUT_TOKEN }}

      - name: Send data to Slab
        shell: bash
        run: |
          python3 slab/scripts/data_sender.py "${RESULTS_FILENAME}" "${JOB_SECRET}" \
          --slab-url "${SLAB_URL}"
        env:
          JOB_SECRET: ${{ secrets.JOB_SECRET }}
          SLAB_URL: ${{ secrets.SLAB_URL }}

      - name: Slack Notification
        if: ${{ failure() || (cancelled() && github.event_name != 'pull_request') }}
        continue-on-error: true
        uses: rtCamp/action-slack-notify@e31e87e03dd19038e411e38ae27cbad084a90661
        env:
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: "tfhe-zk-pok benchmarks finished with status: ${{ job.status }}. (${{ env.ACTION_RUN_URL }})"

  teardown-instance:
    name: Teardown instance (tfhe-zk-pok-benchmarks)
    if: ${{ always() && needs.setup-instance.result == 'success' }}
    needs: [ setup-instance, tfhe-zk-pok-benchmarks ]
    runs-on: ubuntu-latest
    steps:
      - name: Stop instance
        id: stop-instance
        uses: zama-ai/slab-github-runner@79939325c3c429837c10d6041e4fd8589d328bac
        with:
          mode: stop
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          label: ${{ needs.setup-instance.outputs.runner-name }}

      - name: Slack Notification
        if: ${{ failure() }}
        continue-on-error: true
        uses: rtCamp/action-slack-notify@e31e87e03dd19038e411e38ae27cbad084a90661
        env:
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: "Instance teardown (tfhe-zk-pok-benchmarks) finished with status: ${{ job.status }}. (${{ env.ACTION_RUN_URL }})"