.github/workflows/cppcheck.yml

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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
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# specific language governing permissions and limitations
# under the License.

name: Cppcheck

on:
  push:
    branches:
      - develop
      - iotdb
      - rc/*
    paths:
      - '.github/workflows/cppcheck.yml'
      - '.mvn/**'
      - 'cpp/**'
      - 'mvnw'
      - 'pom.xml'
  pull_request:
    branches:
      - develop
      - dev/*
      - iotdb
      - rc/*
    paths:
      - '.github/workflows/cppcheck.yml'
      - '.mvn/**'
      - 'cpp/**'
      - 'mvnw'
      - 'pom.xml'
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

env:
  CPPCHECK_VERSION: 2.17.1
  CPPCHECK_SOURCE_SHA256: bfd681868248ec03855ca7c2aea7bcb1f39b8b18860d76aec805a92a967b966c
  MAVEN_OPTS: -Dhttp.keepAlive=false -Dmaven.wagon.http.pool=false -Dmaven.wagon.http.retryHandler.class=standard -Dmaven.wagon.http.retryHandler.count=3
  DEVELOCITY_ACCESS_KEY: ${{ secrets.DEVELOCITY_ACCESS_KEY }}

jobs:
  cppcheck:
    runs-on: ubuntu-24.04
    timeout-minutes: 30

    steps:
      - name: Checkout repository
        uses: actions/checkout@v7

      - name: Set up JDK 17
        uses: actions/setup-java@v5.6.0
        with:
          distribution: corretto
          java-version: 17

      - name: Cache Maven packages
        uses: actions/cache@v6
        with:
          path: ~/.m2
          key: ${{ runner.os }}-m2-cppcheck-${{ hashFiles('**/pom.xml') }}
          restore-keys: ${{ runner.os }}-m2-

      - name: Cache Cppcheck
        uses: actions/cache@v6
        with:
          path: ~/.cache/cppcheck/${{ env.CPPCHECK_VERSION }}
          key: cppcheck-${{ runner.os }}-${{ runner.arch }}-${{ env.CPPCHECK_VERSION }}-${{ env.CPPCHECK_SOURCE_SHA256 }}

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y uuid-dev

      - name: Install Cppcheck
        shell: bash
        run: |
          set -euo pipefail

          cppcheck_home="${HOME}/.cache/cppcheck/${CPPCHECK_VERSION}"
          if [[ ! -x "${cppcheck_home}/bin/cppcheck" ]]; then
            build_root="$(mktemp -d)"
            archive="${build_root}/cppcheck.tar.gz"
            source_dir="${build_root}/source"
            build_dir="${build_root}/build"

            mkdir -p "${source_dir}" "${build_dir}" "${cppcheck_home}"
            curl --fail --location --retry 3 \
              "https://github.com/cppcheck-opensource/cppcheck/archive/refs/tags/${CPPCHECK_VERSION}.tar.gz" \
              --output "${archive}"
            echo "${CPPCHECK_SOURCE_SHA256}  ${archive}" | sha256sum --check -
            tar -xzf "${archive}" --strip-components=1 -C "${source_dir}"

            cmake -S "${source_dir}" -B "${build_dir}" \
              -DCMAKE_BUILD_TYPE=Release \
              -DUSE_MATCHCOMPILER=ON \
              -DBUILD_GUI=OFF \
              -DBUILD_TESTS=OFF \
              -DCMAKE_INSTALL_PREFIX="${cppcheck_home}"
            cmake --build "${build_dir}" --parallel "$(nproc)"
            cmake --install "${build_dir}"
          fi

          echo "${cppcheck_home}/bin" >> "${GITHUB_PATH}"
          "${cppcheck_home}/bin/cppcheck" --version

      - name: Generate compilation database with Maven
        run: |
          ./mvnw -P with-cpp,with-cppcheck -pl cpp \
            -Dbuild.test=OFF \
            -Denable.lzma2=ON \
            cmake:generate@cmake-generate-test-compile
          test -s cpp/target/build/compile_commands.json

      - name: Run Cppcheck
        shell: bash
        run: |
          mkdir -p cpp/target/cppcheck

          set +e
          cppcheck \
            --project=cpp/target/build/compile_commands.json \
            --file-filter='*cpp/src/*' \
            --file-filter='*cpp/tools/*' \
            --file-filter='*cpp/examples/*' \
            --enable=warning,performance,portability \
            --check-level=exhaustive \
            --inline-suppr \
            --suppress=missingIncludeSystem \
            --suppress=unusedFunction \
            --suppress='*:*/third_party/*' \
            --suppress='*:*/target/*' \
            --suppress='*:*/parser/generated/*' \
            --error-exitcode=2 \
            --template=gcc \
            --output-file=cpp/target/cppcheck/cppcheck.txt \
            --quiet \
            -j "$(nproc)"
          cppcheck_status=$?
          set -e

          cat cpp/target/cppcheck/cppcheck.txt
          exit "${cppcheck_status}"

      - name: Upload Cppcheck report
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: cppcheck-report
          path: cpp/target/cppcheck/cppcheck.txt
          if-no-files-found: ignore