# Copyright (C) The c-ares project and its contributors
# SPDX-License-Identifier: MIT
name: Ubuntu 20.04
on:
  push:
  pull_request:

concurrency:
  group: ${{ github.ref }}-ubuntu-2004
  cancel-in-progress: true

env:
  TEST_FILTER: "--gtest_filter=-*LiveSearchTXT*:*LiveSearchANY*"
  CMAKE_FLAGS: "-DCMAKE_BUILD_TYPE=DEBUG -DCARES_STATIC=ON -DCARES_STATIC_PIC=ON -G Ninja"
  MAKE: make

jobs:
  build:
    runs-on: ubuntu-latest
    container:
      image: ubuntu:20.04
# Needed for TCP FastOpen
      options: --privileged
    name: "Ubuntu 20.04"
    steps:
      - name: Install packages
        env:
          DEBIAN_FRONTEND: noninteractive
        run: |
          apt-get update
          apt-get dist-upgrade -y --assume-yes
          apt-get install -y --assume-yes sudo curl wget cmake ninja-build autoconf automake libtool g++ libgmock-dev pkg-config clang clang-tools lldb gdb valgrind
      - name: Checkout c-ares
        uses: actions/checkout@v4
      - name: "Make sure TCP FastOpen is enabled"
        run: |
          sudo sysctl -w net.ipv4.tcp_fastopen=3
      - name: "CMake: build and test c-ares"
        env:
          BUILD_TYPE: CMAKE
          CMAKE_TEST_FLAGS: "-DCARES_BUILD_TESTS=ON"
          TEST_DEBUGGER: gdb
        run: |
          ./ci/build.sh
          ./ci/test.sh
      - name: "Autotools: build and test c-ares"
        env:
          BUILD_TYPE: autotools
          TEST_DEBUGGER: gdb
        run: |
          ./ci/build.sh
          ./ci/test.sh
      - name: "CMake: UBSAN: build and test c-ares"
        env:
          BUILD_TYPE: "ubsan"
          CC: "clang"
          CXX: "clang++"
          CMAKE_TEST_FLAGS: "-DCARES_BUILD_TESTS=ON"
          CFLAGS: "-fsanitize=undefined -fno-sanitize-recover"
          CXXFLAGS: "-fsanitize=undefined -fno-sanitize-recover"
          LDFLAGS: "-fsanitize=undefined"
          TEST_DEBUGGER: "none"
        run: |
          ./ci/build.sh
          ./ci/test.sh
      - name: "CMake: ASAN: build and test c-ares"
        env:
          BUILD_TYPE: "asan"
          CC: "clang"
          CXX: "clang++"
          CMAKE_TEST_FLAGS: "-DCARES_BUILD_TESTS=ON"
          CFLAGS: "-fsanitize=address"
          CXXFLAGS: "-fsanitize=address"
          LDFLAGS: "-fsanitize=address"
          TEST_DEBUGGER: "none"
        run: |
          ./ci/build.sh
          ./ci/test.sh
      - name: "CMake: Static Analyzer: build c-ares"
        env:
          BUILD_TYPE: "analyze"
          CC: "clang"
          CXX: "clang++"
          SCAN_WRAP: "scan-build -v --status-bugs"
          CMAKE_TEST_FLAGS: "-DCARES_BUILD_TESTS=OFF"
          TEST_DEBUGGER: "lldb"
        run: |
          ./ci/build.sh
          ./ci/test.sh
      - name: "Valgrind: build and test c-ares (no TCP FastOpen)"
        env:
          BUILD_TYPE: "valgrind"
          TEST_WRAP: "valgrind --leak-check=full"
          TEST_FILTER: "--gtest_filter=-*Container*:*LiveSearchANY*:*LiveSearchTXT*"
          CMAKE_TEST_FLAGS: "-DCARES_BUILD_TESTS=ON"
          TEST_DEBUGGER: none
        run: |
          sudo sysctl -w net.ipv4.tcp_fastopen=0
          ./ci/build.sh
          ./ci/test.sh