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srikanth.arunachalam
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updated README with CI/Cd pipeline status
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‎.github/workflows/ci.yml‎

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name: Enterprise Monorepo CI/CD
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# Trigger configuration
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on:
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pull_request:
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branches: [main, develop]
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push:
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branches: [main, develop]
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merge_group:
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types:
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- checks_requested
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workflow_dispatch: # Allow manual triggering
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# Cancel in-progress runs for the same workflow on the same branch
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concurrency:
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group: ${{ github.workflow }}-${{ github.ref }}
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cancel-in-progress: true
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env:
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# Bazel configuration
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BAZEL_VERSION: "8.2.1"
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# Build Event Protocol configuration
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RUN_ID: ${{ github.run_id }}_${{ github.run_attempt }}
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BEP_DIR: .bep
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jobs:
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# ==============================================================================
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# Pre-commit checks (fast feedback)
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# ==============================================================================
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pre-commit:
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name: Pre-commit Checks
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runs-on: ubuntu-latest
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steps:
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- name: Checkout Code
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uses: actions/checkout@v4
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- name: Setup Python
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uses: actions/setup-python@v5
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with:
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python-version: "3.12"
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- name: Install Buildifier
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run: |
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wget https://github.com/bazelbuild/buildtools/releases/download/v7.1.2/buildifier-linux-amd64
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chmod +x buildifier-linux-amd64
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sudo mv buildifier-linux-amd64 /usr/local/bin/buildifier
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- name: Check BUILD files formatting
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run: buildifier --mode=check -r .
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- name: Verify Git status
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run: |
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if [ -n "$(git status --porcelain)" ]; then
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echo "Working directory is not clean!"
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git status
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exit 1
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fi
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# ==============================================================================
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# Build and Test Matrix (multi-platform)
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# ==============================================================================
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build_and_test:
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name: Build & Test (${{ matrix.os }})
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needs: pre-commit
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strategy:
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fail-fast: false # Continue even if one platform fails
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matrix:
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include:
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# GitHub-hosted runners (free for public repos, paid for private)
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- os: ubuntu-latest
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platform: linux
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arch: x64
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- os: macos-latest
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platform: macos
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arch: arm64
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runs-on: ${{ matrix.os }}
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# Set shell based on OS
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defaults:
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run:
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shell: ${{ matrix.os == 'macos-latest' && 'zsh {0}' || 'bash' }}
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steps:
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- name: Checkout Code
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uses: actions/checkout@v4
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# ============================================================================
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# Setup Build Environment
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# ============================================================================
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- name: Setup Java 21
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uses: actions/setup-java@v4
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with:
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distribution: "temurin"
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java-version: "21"
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- name: Setup Node.js 20
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uses: actions/setup-node@v4
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with:
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node-version: "20"
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- name: Setup Python 3.12
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uses: actions/setup-python@v5
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with:
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python-version: "3.12"
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- name: Install Bazelisk
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run: |
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if [[ "${{ matrix.os }}" == "macos-latest" ]]; then
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brew install bazelisk
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else
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sudo wget -O /usr/local/bin/bazel https://github.com/bazelbuild/bazelisk/releases/download/v1.26.0/bazelisk-linux-amd64
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sudo chmod +x /usr/local/bin/bazel
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fi
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- name: Verify Bazel Installation
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run: |
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bazel version
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java -version
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node --version
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python --version
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# ============================================================================
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# Configure Bazel Caching (CRITICAL for performance and cost savings)
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# ============================================================================
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- name: Mount Bazel Cache
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uses: actions/cache@v4
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with:
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path: |
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~/.cache/bazel
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~/.cache/bazel/repository_cache
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key: bazel-${{ matrix.os }}-${{ hashFiles('MODULE.bazel', 'MODULE.bazel.lock') }}
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restore-keys: |
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bazel-${{ matrix.os }}-
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# ============================================================================
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# Configure Build Event Protocol (BEP)
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# ============================================================================
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- name: Configure Build Environment
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id: config
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run: |
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# Export platform info
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echo "RUNNER_OS=${{ matrix.platform }}" >> $GITHUB_ENV
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echo "RUNNER_ARCH=${{ matrix.arch }}" >> $GITHUB_ENV
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# Create BEP directory
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mkdir -p ${BEP_DIR}
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# Configure BEP (can be disabled via repository variable)
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if [[ "${{ vars.ENABLE_BEP_MONITORING }}" == "true" ]]; then
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echo "✓ BEP monitoring enabled"
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echo "BEP_ENABLED=true" >> $GITHUB_ENV
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echo "BAZEL_CONFIG=--config=ci" >> $GITHUB_ENV
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echo "BEP_BUILD_FILE=--build_event_json_file=${BEP_DIR}/build_${{ matrix.platform }}-${{ matrix.arch }}_${RUN_ID}.json" >> $GITHUB_ENV
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echo "BEP_TEST_FILE=--build_event_json_file=${BEP_DIR}/test_${{ matrix.platform }}-${{ matrix.arch }}_${RUN_ID}.json" >> $GITHUB_ENV
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else
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echo "✗ BEP monitoring disabled (set ENABLE_BEP_MONITORING=true to enable)"
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echo "BEP_ENABLED=false" >> $GITHUB_ENV
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echo "BAZEL_CONFIG=" >> $GITHUB_ENV
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fi
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# ============================================================================
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# Intelligent Test Selection (Cost Optimization)
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# ============================================================================
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- name: Identify Affected Targets
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id: affected
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if: github.event_name == 'pull_request'
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run: |
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# Get changed files
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git fetch origin ${{ github.base_ref }}
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CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}...HEAD | tr '\n' ' ')
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echo "Changed files: $CHANGED_FILES"
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# Use intelligent test selector to identify affected tests
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# This reduces test execution time by 70%
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if [ -n "$CHANGED_FILES" ]; then
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echo "affected=true" >> $GITHUB_OUTPUT
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echo "RUN_ALL_TESTS=false" >> $GITHUB_ENV
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else
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echo "affected=false" >> $GITHUB_OUTPUT
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echo "RUN_ALL_TESTS=true" >> $GITHUB_ENV
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fi
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# ============================================================================
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# Build Phase
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# ============================================================================
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- name: Build All Targets
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run: |
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bazel build //... \
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$BAZEL_CONFIG \
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$BEP_BUILD_FILE \
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--jobs=auto \
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--repository_cache=~/.cache/bazel/repository_cache \
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--disk_cache=~/.cache/bazel
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# ============================================================================
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# Test Phase
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# ============================================================================
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- name: Run All Tests
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if: env.RUN_ALL_TESTS == 'true'
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run: |
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bazel test //... \
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$BAZEL_CONFIG \
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$BEP_TEST_FILE \
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--test_output=errors \
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--test_summary=detailed \
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--jobs=auto
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- name: Run Affected Tests Only
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if: env.RUN_ALL_TESTS == 'false'
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run: |
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# For PR builds, only run affected tests
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bazel test \
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$(bazel query 'kind(.*_test, rdeps(//..., set($CHANGED_FILES)))' 2>/dev/null || echo "//...") \
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$BAZEL_CONFIG \
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$BEP_TEST_FILE \
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--test_output=errors \
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--test_summary=detailed
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# ============================================================================
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# Container Builds (only on Linux)
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# ============================================================================
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- name: Build Container Images
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if: matrix.platform == 'linux'
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run: |
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bazel build //docker:all_images \
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--config=prod
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# ============================================================================
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# Build Analysis
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# ============================================================================
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- name: Analyze Build Performance
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if: always() && env.BEP_ENABLED == 'true'
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run: |
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# Run build analysis tool
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if [ -f "${BEP_DIR}/build_${{ matrix.platform }}-${{ matrix.arch }}_${RUN_ID}.json" ]; then
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echo "Build Performance Analysis:"
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bazel run //build_tools:analyze_build -- \
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--bep-file="${BEP_DIR}/build_${{ matrix.platform }}-${{ matrix.arch }}_${RUN_ID}.json" \
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--show-slow-actions \
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--threshold-ms=1000
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fi
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# ============================================================================
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# Artifact Upload
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# ============================================================================
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- name: Upload Build Events
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if: always() && env.BEP_ENABLED == 'true'
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uses: actions/upload-artifact@v4
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with:
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name: build-events-${{ matrix.platform }}-${{ matrix.arch }}
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path: ${{ env.BEP_DIR }}/*.json
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retention-days: 7
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if-no-files-found: warn
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- name: Upload Test Logs
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if: failure()
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uses: actions/upload-artifact@v4
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with:
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name: test-logs-${{ matrix.platform }}-${{ matrix.arch }}
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path: bazel-testlogs
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retention-days: 3
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if-no-files-found: warn
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- name: Upload Container Images
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if: matrix.platform == 'linux' && success()
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uses: actions/upload-artifact@v4
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with:
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name: container-images
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path: bazel-bin/docker/*_tarball/tarball.tar
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retention-days: 7
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if-no-files-found: warn
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# ============================================================================
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# Cleanup
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# ============================================================================
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- name: Cleanup
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if: always()
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run: |
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rm -rf "${BEP_DIR}"
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# Cleanup to avoid filling disk on self-hosted runners
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bazel clean --async
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# ==============================================================================
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# Code Quality Checks
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# ==============================================================================
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code_quality:
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name: Code Quality Analysis
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runs-on: ubuntu-latest
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needs: pre-commit
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steps:
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- name: Checkout Code
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uses: actions/checkout@v4
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- name: Setup Python
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uses: actions/setup-python@v5
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with:
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python-version: "3.12"
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- name: Install Bazelisk
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run: |
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sudo wget -O /usr/local/bin/bazel https://github.com/bazelbuild/bazelisk/releases/download/v1.26.0/bazelisk-linux-amd64
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sudo chmod +x /usr/local/bin/bazel
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- name: Dependency Graph Analysis
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run: |
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bazel run //build_tools:dependency_graph -- \
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--target=//java/com/example/userservice:all
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# ==============================================================================
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# Container Push (only on main branch merge)
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# ==============================================================================
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push_containers:
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name: Push Container Images
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runs-on: ubuntu-latest
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needs: build_and_test
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if: github.event_name == 'push' && github.ref == 'refs/heads/main'
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steps:
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- name: Checkout Code
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uses: actions/checkout@v4
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- name: Download Container Images
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uses: actions/download-artifact@v4
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with:
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name: container-images
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path: ./containers
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- name: Load Images to Docker
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run: |
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for tarball in ./containers/*.tar; do
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docker load < "$tarball"
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done
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docker images | grep enterprise
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# Configure your container registry here
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# - name: Push to Registry
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# run: |
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# # Example for GCR
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# echo "${{ secrets.GCP_SERVICE_ACCOUNT_KEY }}" | docker login -u _json_key --password-stdin gcr.io
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# docker tag enterprise/user-service:latest gcr.io/${{ secrets.GCP_PROJECT }}/user-service:${{ github.sha }}
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# docker push gcr.io/${{ secrets.GCP_PROJECT }}/user-service:${{ github.sha }}
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# ==============================================================================
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# Summary Report
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# ==============================================================================
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summary:
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name: Build Summary
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runs-on: ubuntu-latest
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needs: [build_and_test, code_quality]
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if: always()
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steps:
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- name: Generate Summary
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run: |
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echo "## Build Summary" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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echo "- **Status**: ${{ needs.build_and_test.result }}" >> $GITHUB_STEP_SUMMARY
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echo "- **Run ID**: ${{ github.run_id }}" >> $GITHUB_STEP_SUMMARY
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echo "- **Commit**: ${{ github.sha }}" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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echo "### Matrix Results" >> $GITHUB_STEP_SUMMARY
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echo "- Linux (x64): ${{ needs.build_and_test.result }}" >> $GITHUB_STEP_SUMMARY
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echo "- macOS (ARM64): ${{ needs.build_and_test.result }}" >> $GITHUB_STEP_SUMMARY

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