name: "Unit Tests: Redis Client Version Compatibility"

on:
  pull_request:
    branches:
      - main
      - "litellm_**"
    paths:
      - "litellm/_redis.py"
      - "litellm/_redis_credential_provider.py"
      - "tests/test_litellm/test_redis.py"
      - "tests/local_testing/test_caching.py"
      - "tests/test_litellm/caching/test_redis_connection_pool.py"
      - ".github/workflows/test-redis-compat.yml"
      - "pyproject.toml"
      - "uv.lock"

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  redis-compat:
    name: "redis-py ${{ matrix.redis-version }}"
    runs-on: ubuntu-latest
    timeout-minutes: 15
    permissions:
      contents: read
      id-token: write

    strategy:
      fail-fast: false
      matrix:
        # 5.3.1 is the version pinned in uv.lock (redisvl caps it below 6); the
        # newer legs prove the inspect.signature introspection in litellm/_redis.py
        # keeps extracting kwargs on the redis-py releases people actually run now.
        # Only the exact release 6.0.0 is skipped: rq (pulled by the proxy extra)
        # specifies `redis != 6`, which excludes 6.0.0 alone, so 6.4.0 stands in
        # for the 6.x line.
        redis-version: ["5.3.1", "6.4.0", "7.4.1", "8.0.1"]

    steps:
      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
        with:
          persist-credentials: false

      - name: Set up Python
        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
        with:
          python-version: "3.12"

      - name: Set up uv
        uses: ./.github/actions/setup-uv-with-retries
        with:
          version: "0.10.9"

      - name: Install dependencies
        run: |
          .github/scripts/uv_sync_with_retries.sh --frozen --group ci --group proxy-dev --extra google --extra proxy --extra extra_proxy --extra semantic-router

      - name: Pin redis-py to the matrix version
        env:
          REDIS_VERSION: ${{ matrix.redis-version }}
        run: |
          uv pip install "redis==${REDIS_VERSION:?}"
          uv run --no-sync python -c "import redis; assert redis.__version__ == '${REDIS_VERSION:?}', redis.__version__; print('redis-py', redis.__version__)"

      - name: Build Redis for cluster authentication tests
        run: |
          curl --fail --location --retry 3 https://download.redis.io/releases/redis-7.2.16.tar.gz -o "$RUNNER_TEMP/redis-7.2.16.tar.gz"
          echo "960a8ec15e34ff40e57ff16837b26b33bd81f2da6d24497bb63de532a323a18e  $RUNNER_TEMP/redis-7.2.16.tar.gz" | sha256sum --check
          tar -xzf "$RUNNER_TEMP/redis-7.2.16.tar.gz" -C "$RUNNER_TEMP"
          make -C "$RUNNER_TEMP/redis-7.2.16" -j2 MALLOC=libc OPTIMIZATION=-O1 redis-server
          echo "$RUNNER_TEMP/redis-7.2.16/src" >> "$GITHUB_PATH"

      - name: Run redis unit tests
        run: |
          redis-server --version
          uv run --no-sync pytest \
            tests/test_litellm/test_redis.py \
            tests/test_litellm/caching/test_redis_connection_pool.py \
            tests/local_testing/test_caching.py::test_sync_cluster_authenticates_with_azure_credentials \
            tests/local_testing/test_caching.py::test_sync_cluster_authenticates_with_gcp_credentials \
            --tb=short -vv \
            --reruns 2 \
            --reruns-delay 1 \
            --durations=20 \
            --cov=./litellm --cov-report=xml:coverage-redis.xml

      - name: Upload Redis coverage
        if: matrix.redis-version == '5.3.1'
        uses: codecov/codecov-action@75cd11691c0faa626561e295848008c8a7dddffe # v5.5.4
        with:
          use_oidc: true
          files: coverage-redis.xml
          flags: redis-compat
          fail_ci_if_error: false