name: AWS Signed Integer Tests on CPU

env:
  CARGO_TERM_COLOR: always
  ACTION_RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
  RUSTFLAGS: "-C target-cpu=native"
  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 }}
  # We clear the cache to reduce memory pressure because of the numerous processes of cargo
  # nextest
  TFHE_RS_CLEAR_IN_MEMORY_KEY_CACHE: "1"
  NO_BIG_PARAMS: FALSE

on:
  # Allows you to run this workflow manually from the Actions tab as an alternative.
  workflow_dispatch:
  pull_request:
    types: [labeled]
  push:
    branches:
      - main

jobs:
  should-run:
    if:
      (github.event_name == 'push' && github.repository == 'zama-ai/tfhe-rs') ||
      (github.event_name == 'schedule' && github.repository == 'zama-ai/tfhe-rs') ||
      (github.event_name == 'pull_request' && contains(github.event.label.name, 'approved')) ||
      github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    outputs:
      integer_test: ${{ github.event_name == 'workflow_dispatch' ||
        steps.changed-files.outputs.integer_any_changed }}
    steps:
      - name: Checkout tfhe-rs
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          fetch-depth: 0
          persist-credentials: "false"

      - name: Check for file changes
        id: changed-files
        uses: tj-actions/changed-files@4edd678ac3f81e2dc578756871e4d00c19191daf
        with:
          since_last_remote_commit: true
          files_yaml: |
            integer:
              - tfhe/Cargo.toml
              - tfhe-csprng/**
              - tfhe-fft/**
              - tfhe-zk-pok/**
              - tfhe/src/core_crypto/**
              - tfhe/src/shortint/**
              - tfhe/src/integer/**

  setup-instance:
    name: Setup instance (unsigned-integer-tests)
    needs: should-run
    if:
      (github.event_name == 'push' && github.repository == 'zama-ai/tfhe-rs' && needs.should-run.outputs.integer_test == 'true') ||
      (github.event_name == 'schedule' && github.repository == 'zama-ai/tfhe-rs') ||
      (github.event_name == 'pull_request' && contains(github.event.label.name, 'approved')) ||
      github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    outputs:
      runner-name: ${{ steps.start-instance.outputs.label }}
    steps:
      - name: Start instance
        id: start-instance
        uses: zama-ai/slab-github-runner@801df0b8db5ea2b06128b7476c652f5ed5f193a8
        with:
          mode: start
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          backend: aws
          profile: cpu-big

  signed-integer-tests:
    name: Signed integer tests
    needs: setup-instance
    concurrency:
      group: ${{ github.workflow }}_${{ github.ref }}${{ 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
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
        with:
          persist-credentials: "false"
          token: ${{ secrets.FHE_ACTIONS_TOKEN }}

      - name: Install latest stable
        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
        with:
          toolchain: stable

      - name: Should skip big parameters set
        if: github.event_name == 'pull_request'
        run: |
          echo "NO_BIG_PARAMS=TRUE" >> "${GITHUB_ENV}"

      - name: Gen Keys if required
        run: |
          make GEN_KEY_CACHE_MULTI_BIT_ONLY=TRUE gen_key_cache

      - name: Run shortint multi-bit tests
        run: |
          make test_shortint_multi_bit_ci

      - name: Run signed integer multi-bit tests
        run: |
          AVX512_SUPPORT=ON make test_signed_integer_multi_bit_ci

      - name: Gen Keys if required
        run: |
          make gen_key_cache

      - name: Run signed integer tests
        run: |
          AVX512_SUPPORT=ON NO_BIG_PARAMS=${{ env.NO_BIG_PARAMS }} BIG_TESTS_INSTANCE=TRUE make test_signed_integer_ci

      - name: Slack Notification
        if: ${{ failure() }}
        continue-on-error: true
        uses: rtCamp/action-slack-notify@c33737706dea87cd7784c687dadc9adf1be59990
        env:
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: "Signed Integer tests finished with status: ${{ job.status }}. (${{ env.ACTION_RUN_URL }})"

  teardown-instance:
    name: Teardown instance (signed-integer-tests)
    if: ${{ always() && needs.setup-instance.result != 'skipped' }}
    needs: [setup-instance, signed-integer-tests]
    runs-on: ubuntu-latest
    steps:
      - name: Stop instance
        id: stop-instance
        uses: zama-ai/slab-github-runner@801df0b8db5ea2b06128b7476c652f5ed5f193a8
        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@c33737706dea87cd7784c687dadc9adf1be59990
        env:
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: "Instance teardown (signed-integer-tests) finished with status: ${{ job.status }}. (${{ env.ACTION_RUN_URL }})"