Bootstrap

解析Doris编译脚本build.sh的逻辑

这个脚本是Apache Doris的编译脚本,用于管理整个项目的编译流程。以下是对每一行代码的详细分析:


脚本基础设置

#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# ... 省略许可证信息 ...

作用: 声明脚本使用Bash解释器,并添加Apache 2.0许可证信息。


环境初始化

set -eo pipefail

作用: 设置脚本执行选项:
-e: 任何命令失败(返回值非零)立即退出。
-o pipefail: 管道中任意命令失败,整个管道视为失败。


路径定义

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
export DORIS_HOME="${ROOT}"
. "${DORIS_HOME}/env.sh"

作用:

  1. ROOT 获取脚本所在目录的绝对路径。
  2. DORIS_HOME 设置为 ROOT,即Doris源码根目录。
  3. 加载 env.sh 环境配置(可能定义编译工具路径、环境变量等)。

帮助函数 usage()

usage() {
    echo "
Usage: $0 <options>
  ... 详细选项说明 ...
    "
    exit 1
}

作用: 打印脚本使用说明,包括支持的编译选项、环境变量等。


清理函数

clean_gensrc() { ... }
clean_be() { ... }
clean_fe() { ... }

作用:
clean_gensrc: 清理生成的代码(如Thrift生成的源码)。
clean_be: 删除后端构建目录和输出目录。
clean_fe: 使用Maven清理前端代码。


公共文件复制函数

function copy_common_files() { ... }

作用: 将许可证文件(NOTICE.txt、LICENSE等)复制到输出目录。


参数解析

if ! OPTS="$(getopt ... )"; then
    usage
fi
eval set -- "${OPTS}"

作用: 使用 getopt 解析命令行参数,支持长选项(如 --fe, --be)和短选项(如 -j)。


第三方库编译(注意:这一步坑很多,不是少yum安装包,就是包的hash值不对,还有主机环境奇怪的问题,尤其是离线构建问题巨多)

if [[ ! -f "${DORIS_THIRDPARTY}/installed/lib/libbacktrace.a" ]]; then
    "${DORIS_THIRDPARTY}/build-thirdparty.sh" ...
fi

作用: 检查第三方库是否已编译,若未编译则调用 build-thirdparty.sh 脚本编译。


子模块更新

update_submodule() { ... }

作用: 更新Git子模块,若失败则从指定URL下载并解压代码(应对网络问题)。


编译选项设置

WITH_MYSQL='OFF'
GLIBC_COMPATIBILITY='ON'
USE_AVX2='ON'
...

作用: 设置默认编译选项(如是否启用MySQL支持、AVX2指令集等)。


后端编译逻辑

if [[ "${BUILD_BE}" -eq 1 ]]; then
    update_submodule "be/src/apache-orc" ...
    CMAKE_BUILD_DIR="${DORIS_HOME}/be/build_${CMAKE_BUILD_TYPE}"
    "${CMAKE_CMD}" -G "${GENERATOR}" ...
    "${BUILD_SYSTEM}" -j "${PARALLEL}"
    "${BUILD_SYSTEM}" install
fi

作用:

  1. 更新子模块(如ORC、Clucene)。
  2. 创建构建目录,调用CMake生成构建配置。
  3. 使用Make/Ninja编译并安装后端。

前端UI构建

function build_ui() {
    npm install ...
    npm run build
    cp -r "${ui_dist}"/* "${FE_STATIC_DIR}"
}

作用: 使用npm安装依赖并构建前端UI,将生成的静态文件复制到FE资源目录。


前端Java模块构建

if [[ "${FE_MODULES}" != '' ]]; then
    cd "${DORIS_HOME}/fe"
    "${MVN_CMD}" package ...
fi

作用: 使用Maven编译指定的FE模块(如FE核心、Spark DPP等)。


输出目录准备

DORIS_OUTPUT=${DORIS_OUTPUT:="${DORIS_HOME}/output/"}
mkdir -p "${DORIS_OUTPUT}"

作用: 创建输出目录,用于存放编译后的二进制文件、配置文件等。


组件复制到输出目录

if [[ "${BUILD_FE}" -eq 1 ]]; then
    cp -r -p "${DORIS_HOME}/bin"/*_fe.sh "${DORIS_OUTPUT}/fe/bin"/
    ...
fi

作用: 将FE、BE、Broker等组件的构建结果复制到输出目录,包括:
• 启动脚本(如start_fe.sh)
• 配置文件(如fe.conf)
• JAR包和依赖库
• 静态资源(Web UI)


Broker编译

if [[ "${BUILD_BROKER}" -eq 1 ]]; then
    cd "${DORIS_HOME}/fs_brokers/apache_hdfs_broker"
    ./build.sh
    cp -r -p ... "${DORIS_OUTPUT}/apache_hdfs_broker"/
fi

作用: 调用Broker的独立编译脚本,并将结果复制到输出目录。


后处理

echo "Successfully build Doris"
if [[ -n "${DORIS_POST_BUILD_HOOK}" ]]; then
    eval "${DORIS_POST_BUILD_HOOK}"
fi

作用: 打印成功信息,执行用户自定义的后处理命令(通过环境变量 DORIS_POST_BUILD_HOOK)。


关键逻辑总结

  1. 参数解析: 支持灵活选择编译组件(FE、BE、Broker等)。
  2. 依赖管理: 自动编译第三方库和子模块。
  3. 构建隔离: 支持清理操作(--clean),确保干净的构建环境。
  4. 多平台支持: 处理MacOS和Linux的差异(如JVM路径、库文件兼容性)。
  5. 性能优化: 并行编译(-j 参数)、CCache加速。
  6. 输出管理: 统一输出目录结构,便于分发和部署。

使用示例

• 全量编译: ./build.sh
• 仅编译BE: ./build.sh --be
• 清理并重新编译: ./build.sh --clean --fe --be

通过分析此脚本,可以全面理解Apache Doris的编译流程和关键配置点。

脚本内容

#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# 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
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

##############################################################
# This script is used to compile Apache Doris
# Usage:
#    sh build.sh --help
#
# You need to make sure all thirdparty libraries have been
# compiled and installed correctly.
##############################################################

# 命令行失败退出,管道中命令失败退出
set -eo pipefail
# 获取doris home目录
ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
# 设置doris home目录到环境变量
export DORIS_HOME="${ROOT}"
# 检查和初始化 doris环境
. "${DORIS_HOME}/env.sh"

# 打印脚本使用说明,包括支持的编译选项、环境变量等。
usage() {
    echo "
Usage: $0 <options>
  Optional options:
     [no option]            build all components
     --fe                   build Frontend and Spark DPP application. Default ON.
     --be                   build Backend. Default ON.
     --meta-tool            build Backend meta tool. Default OFF.
     --index-tool           build Backend inverted index tool. Default OFF.
     --broker               build Broker. Default ON.
     --spark-dpp            build Spark DPP application. Default ON.
     --hive-udf             build Hive UDF library for Spark Load. Default ON.
     --be-java-extensions   build Backend java extensions. Default ON.
     --be-extension-ignore  build be-java-extensions package, choose which modules to ignore. Multiple modules separated by commas.
     --clean                clean and build target
     --output               specify the output directory
     -j                     build Backend parallel

  Environment variables:
    USE_AVX2                    If the CPU does not support AVX2 instruction set, please set USE_AVX2=0. Default is ON.
    STRIP_DEBUG_INFO            If set STRIP_DEBUG_INFO=ON, the debug information in the compiled binaries will be stored separately in the 'be/lib/debug_info' directory. Default is OFF.
    DISABLE_BE_JAVA_EXTENSIONS  If set DISABLE_BE_JAVA_EXTENSIONS=ON, we will do not build binary with java-udf,hudi-scanner,jdbc-scanner and so on Default is OFF.
    DISABLE_JAVA_CHECK_STYLE    If set DISABLE_JAVA_CHECK_STYLE=ON, it will skip style check of java code in FE.
  Eg.
    $0                                      build all
    $0 --be                                 build Backend
    $0 --meta-tool                          build Backend meta tool
    $0 --index-tool                         build Backend inverted index tool
    $0 --fe --clean                         clean and build Frontend and Spark Dpp application
    $0 --fe --be --clean                    clean and build Frontend, Spark Dpp application and Backend
    $0 --spark-dpp                          build Spark DPP application alone
    $0 --broker                             build Broker
    $0 --be --fe                            build Backend, Frontend, Spark Dpp application and Java UDF library
    $0 --be --coverage                      build Backend with coverage enabled
    $0 --be --output PATH                   build Backend, the result will be output to PATH(relative paths are available)
    $0 --be-extension-ignore avro-scanner   build be-java-extensions, choose which modules to ignore. Multiple modules separated by commas, like --be-extension-ignore avro-scanner,hudi-scanner

    USE_AVX2=0 $0 --be                      build Backend and not using AVX2 instruction.
    USE_AVX2=0 STRIP_DEBUG_INFO=ON $0       build all and not using AVX2 instruction, and strip the debug info for Backend
  "
    exit 1
}
# 清理FE生成的代码(如Thrift生成的源码)。
clean_gensrc() {
    pushd "${DORIS_HOME}/gensrc"
    make clean
    rm -rf "${DORIS_HOME}/gensrc/build"
    rm -rf "${DORIS_HOME}/fe/fe-common/target"
    rm -rf "${DORIS_HOME}/fe/fe-core/target"
    popd
}
# 删除BE构建目录和输出目录。
clean_be() {
	# 进入DORIS_HOME目录
    pushd "${DORIS_HOME}"

    # "build.sh --clean" just cleans and exits, however CMAKE_BUILD_DIR is set
    # while building be.
    CMAKE_BUILD_TYPE="${BUILD_TYPE:-Release}"
    CMAKE_BUILD_DIR="${DORIS_HOME}/be/build_${CMAKE_BUILD_TYPE}"

    rm -rf "${CMAKE_BUILD_DIR}"
    rm -rf "${DORIS_HOME}/be/output"
    # 返回执行pushd ${DORIS_HOME}之前的目录
    popd
}
# 使用Maven清理FE代码
clean_fe() {
    pushd "${DORIS_HOME}/fe"
    "${MVN_CMD}" clean
    popd
}

# 将许可证文件(NOTICE.txt、LICENSE等)复制到输出目录。
function copy_common_files() {
    cp -r -p "${DORIS_HOME}/NOTICE.txt" "$1/"
    cp -r -p "${DORIS_HOME}/dist/LICENSE-dist.txt" "$1/"
    cp -r -p "${DORIS_HOME}/dist/licenses" "$1/"
}
# 使用 getopt 解析命令行参数,支持长选项(如 --fe, --be)和短选项(如 -j)。
if ! OPTS="$(getopt \
    -n "$0" \
    -o '' \
    -l 'fe' \
    -l 'be' \
    -l 'broker' \
    -l 'meta-tool' \
    -l 'index-tool' \
    -l 'spark-dpp' \
    -l 'hive-udf' \
    -l 'be-java-extensions' \
    -l 'be-extension-ignore:' \
    -l 'clean' \
    -l 'coverage' \
    -l 'help' \
    -l 'output:' \
    -o 'hj:' \
    -- "$@")"; then
    usage
fi

eval set -- "${OPTS}"

# CPU核数除以4加1
PARALLEL="$(($(nproc) / 4 + 1))"
BUILD_FE=0
BUILD_BE=0
BUILD_BROKER=0
BUILD_META_TOOL='OFF'
BUILD_INDEX_TOOL='OFF'
BUILD_SPARK_DPP=0
BUILD_BE_JAVA_EXTENSIONS=0
BUILD_HIVE_UDF=0
CLEAN=0
HELP=0
PARAMETER_COUNT="$#"
PARAMETER_FLAG=0
DENABLE_CLANG_COVERAGE='OFF'
BUILD_UI=1
if [[ "$#" == 1 ]]; then
    # default
    BUILD_FE=1
    BUILD_BE=1
    BUILD_BROKER=1
    BUILD_META_TOOL='OFF'
    BUILD_INDEX_TOOL='OFF'
    BUILD_SPARK_DPP=1
    BUILD_HIVE_UDF=1
    BUILD_BE_JAVA_EXTENSIONS=1
    CLEAN=0
else
    while true; do
        case "$1" in
        --fe)
            BUILD_FE=1
            BUILD_SPARK_DPP=1
            BUILD_HIVE_UDF=1
            BUILD_BE_JAVA_EXTENSIONS=1
            shift
            ;;
        --be)
            BUILD_BE=1
            BUILD_BE_JAVA_EXTENSIONS=1
            shift
            ;;
        --broker)
            BUILD_BROKER=1
            shift
            ;;
        --meta-tool)
            BUILD_META_TOOL='ON'
            shift
            ;;
        --index-tool)
            BUILD_INDEX_TOOL='ON'
            shift
            ;;
        --spark-dpp)
            BUILD_SPARK_DPP=1
            shift
            ;;
        --hive-udf)
            BUILD_HIVE_UDF=1
            shift
            ;;
        --be-java-extensions)
            BUILD_BE_JAVA_EXTENSIONS=1
            shift
            ;;
        --clean)
            CLEAN=1
            shift
            ;;
        --coverage)
            DENABLE_CLANG_COVERAGE='ON'
            shift
            ;;
        -h)
            HELP=1
            shift
            ;;
        --help)
            HELP=1
            shift
            ;;
        -j)
            PARALLEL="$2"
            PARAMETER_FLAG=1
            shift 2
            ;;
        --output)
            DORIS_OUTPUT="$2"
            shift 2
            ;;
        --be-extension-ignore)
            BE_EXTENSION_IGNORE="$2"
            shift 2
            ;;
        --)
            shift
            break
            ;;
        *)
            echo "Internal error"
            exit 1
            ;;
        esac
    done
    #only ./build.sh -j xx then build all
    if [[ "${PARAMETER_COUNT}" -eq 3 ]] && [[ "${PARAMETER_FLAG}" -eq 1 ]]; then
        BUILD_FE=1
        BUILD_BE=1
        BUILD_BROKER=1
        BUILD_META_TOOL='ON'
        BUILD_INDEX_TOOL='ON'
        BUILD_SPARK_DPP=1
        BUILD_HIVE_UDF=1
        BUILD_BE_JAVA_EXTENSIONS=1
        CLEAN=0
    fi
fi

if [[ "${HELP}" -eq 1 ]]; then
    usage
fi
# 检查第三方库是否已编译,若未编译则调用 build-thirdparty.sh 脚本编译。
if [[ ! -f "${DORIS_THIRDPARTY}/installed/lib/libbacktrace.a" ]]; then
    echo "Thirdparty libraries need to be build ..."
    # 需要删除所有已安装的PKGS,因为一些库,如lz4,如果它的库已经存在,将抛出错误
    rm -rf "${DORIS_THIRDPARTY}/installed"

    if [[ "${CLEAN}" -eq 0 ]]; then
        "${DORIS_THIRDPARTY}/build-thirdparty.sh" -j "${PARALLEL}"
    else
        "${DORIS_THIRDPARTY}/build-thirdparty.sh" -j "${PARALLEL}" --clean
    fi
fi

# 更新Git子模块,若失败则从指定URL下载并解压代码(应对网络问题)。
update_submodule() {
    local submodule_path=$1
    local submodule_name=$2
    local archive_url=$3

    set +e
    cd "${DORIS_HOME}"
    echo "Update ${submodule_name} submodule ..."
    git submodule update --init --recursive "${submodule_path}"
    exit_code=$?
    if [[ "${exit_code}" -eq 0 ]]; then
        cd "${submodule_path}"
        submodule_commit_id=$(git rev-parse HEAD)
        cd -
        expect_submodule_commit_id=$(git ls-tree HEAD "${submodule_path}" | awk '{print $3}')
        echo "Current commit ID of ${submodule_name} submodule: ${submodule_commit_id}, expected is ${expect_submodule_commit_id}"
    fi
    set -e
    if [[ "${exit_code}" -ne 0 ]]; then
        set +e
        # try to get submodule's current commit
        submodule_commit=$(git ls-tree HEAD "${submodule_path}" | awk '{print $3}')
        exit_code=$?
        if [[ "${exit_code}" = "0" ]]; then
            commit_specific_url=$(echo "${archive_url}" | sed "s/refs\/heads/${submodule_commit}/")
        else
            commit_specific_url="${archive_url}"
        fi
        set -e
        echo "Update ${submodule_name} submodule failed, start to download and extract ${commit_specific_url}"

        mkdir -p "${DORIS_HOME}/${submodule_path}"
        curl -L "${commit_specific_url}" | tar -xz -C "${DORIS_HOME}/${submodule_path}" --strip-components=1
    fi
}

# 根据传入参数--clean,判断是否清理
if [[ "${CLEAN}" -eq 1 && "${BUILD_BE}" -eq 0 && "${BUILD_FE}" -eq 0 && "${BUILD_SPARK_DPP}" -eq 0 ]]; then
    clean_gensrc
    clean_be
    clean_fe
    exit 0
fi

# 设置默认编译选项(如是否启用MySQL支持、AVX2指令集等)。
if [[ -z "${WITH_MYSQL}" ]]; then
    WITH_MYSQL='OFF'
fi
# GLIBC兼容性
if [[ -z "${GLIBC_COMPATIBILITY}" ]]; then
    if [[ "$(uname -s)" != 'Darwin' ]]; then
        GLIBC_COMPATIBILITY='ON'
    else
        GLIBC_COMPATIBILITY='OFF'
    fi
fi
# 是否支持AVX2
if [[ -z "${USE_AVX2}" ]]; then
    USE_AVX2='ON'
fi
if [[ -z "${USE_LIBCPP}" ]]; then
    if [[ "$(uname -s)" != 'Darwin' ]]; then
        USE_LIBCPP='OFF'
    else
        USE_LIBCPP='ON'
    fi
fi
if [[ -z "${STRIP_DEBUG_INFO}" ]]; then
    STRIP_DEBUG_INFO='OFF'
fi
if [[ -z "${USE_MEM_TRACKER}" ]]; then
    if [[ "$(uname -s)" != 'Darwin' ]]; then
        USE_MEM_TRACKER='ON'
    else
        USE_MEM_TRACKER='OFF'
    fi
fi
# 是否启用内存分配器,优化内存
if [[ -z "${USE_JEMALLOC}" ]]; then
    USE_JEMALLOC='ON'
fi
if [[ -z "${USE_BTHREAD_SCANNER}" ]]; then
    USE_BTHREAD_SCANNER='OFF'
fi
if [[ -z "${ENABLE_STACKTRACE}" ]]; then
    ENABLE_STACKTRACE='ON'
fi

if [[ -z "${USE_DWARF}" ]]; then
    USE_DWARF='OFF'
fi

if [[ -z "${USE_UNWIND}" ]]; then
    if [[ "$(uname -s)" != 'Darwin' ]]; then
        USE_UNWIND='ON'
    else
        USE_UNWIND='OFF'
    fi
fi

if [[ -z "${DISPLAY_BUILD_TIME}" ]]; then
    DISPLAY_BUILD_TIME='OFF'
fi

if [[ -z "${OUTPUT_BE_BINARY}" ]]; then
    OUTPUT_BE_BINARY=${BUILD_BE}
fi

if [[ -n "${DISABLE_BE_JAVA_EXTENSIONS}" ]]; then
    if [[ "${DISABLE_BE_JAVA_EXTENSIONS}" == "ON" ]]; then
        BUILD_BE_JAVA_EXTENSIONS=0
    else
        BUILD_BE_JAVA_EXTENSIONS=1
    fi
fi

if [[ -n "${DISABLE_BUILD_UI}" ]]; then
    if [[ "${DISABLE_BUILD_UI}" == "ON" ]]; then
        BUILD_UI=0
    fi
fi

if [[ -n "${DISABLE_BUILD_SPARK_DPP}" ]]; then
    if [[ "${DISABLE_BUILD_SPARK_DPP}" == "ON" ]]; then
        BUILD_SPARK_DPP=0
    fi
fi

if [[ -n "${DISABLE_BUILD_HIVE_UDF}" ]]; then
    if [[ "${DISABLE_BUILD_HIVE_UDF}" == "ON" ]]; then
        BUILD_HIVE_UDF=0
    fi
fi

if [[ -z "${DISABLE_JAVA_CHECK_STYLE}" ]]; then
    DISABLE_JAVA_CHECK_STYLE='OFF'
fi

if [[ -z "${RECORD_COMPILER_SWITCHES}" ]]; then
    RECORD_COMPILER_SWITCHES='OFF'
fi

if [[ "${BUILD_BE_JAVA_EXTENSIONS}" -eq 1 && "$(uname -s)" == 'Darwin' ]]; then
    if [[ -z "${JAVA_HOME}" ]]; then
        CAUSE='the environment variable JAVA_HOME is not set'
    else
        LIBJVM="$(find -L "${JAVA_HOME}/" -name 'libjvm.dylib')"
        if [[ -z "${LIBJVM}" ]]; then
            CAUSE="the library libjvm.dylib is missing"
        elif [[ "$(file "${LIBJVM}" | awk '{print $NF}')" != "$(uname -m)" ]]; then
            CAUSE='the architecture which the library libjvm.dylib is built for does not match'
        fi
    fi

    if [[ -n "${CAUSE}" ]]; then
        echo -e "\033[33;1mWARNNING: \033[37;1mSkip building with BE Java extensions due to ${CAUSE}.\033[0m"
        BUILD_BE_JAVA_EXTENSIONS=0
        BUILD_BE_JAVA_EXTENSIONS_FALSE_IN_CONF=1
    fi
fi

echo "Get params:
    BUILD_FE                    -- ${BUILD_FE}
    BUILD_BE                    -- ${BUILD_BE}
    BUILD_BROKER                -- ${BUILD_BROKER}
    BUILD_META_TOOL             -- ${BUILD_META_TOOL}
    BUILD_INDEX_TOOL            -- ${BUILD_INDEX_TOOL}
    BUILD_SPARK_DPP             -- ${BUILD_SPARK_DPP}
    BUILD_BE_JAVA_EXTENSIONS    -- ${BUILD_BE_JAVA_EXTENSIONS}
    BUILD_HIVE_UDF              -- ${BUILD_HIVE_UDF}
    PARALLEL                    -- ${PARALLEL}
    CLEAN                       -- ${CLEAN}
    WITH_MYSQL                  -- ${WITH_MYSQL}
    GLIBC_COMPATIBILITY         -- ${GLIBC_COMPATIBILITY}
    USE_AVX2                    -- ${USE_AVX2}
    USE_LIBCPP                  -- ${USE_LIBCPP}
    USE_DWARF                   -- ${USE_DWARF}
    USE_UNWIND                  -- ${USE_UNWIND}
    STRIP_DEBUG_INFO            -- ${STRIP_DEBUG_INFO}
    USE_MEM_TRACKER             -- ${USE_MEM_TRACKER}
    USE_JEMALLOC                -- ${USE_JEMALLOC}
    USE_BTHREAD_SCANNER         -- ${USE_BTHREAD_SCANNER}
    ENABLE_STACKTRACE           -- ${ENABLE_STACKTRACE}
    DENABLE_CLANG_COVERAGE      -- ${DENABLE_CLANG_COVERAGE}
    DISPLAY_BUILD_TIME          -- ${DISPLAY_BUILD_TIME}
    ENABLE_PCH                  -- ${ENABLE_PCH}
"

# 清理并构建生成的代码
if [[ "${CLEAN}" -eq 1 ]]; then
    clean_gensrc
fi
"${DORIS_HOME}"/generated-source.sh noclean

# Assesmble FE modules
FE_MODULES=''
BUILD_DOCS='OFF'
modules=("")
if [[ "${BUILD_FE}" -eq 1 ]]; then
    modules+=("fe-common")
    modules+=("fe-core")
    BUILD_DOCS='ON'
fi
if [[ "${BUILD_SPARK_DPP}" -eq 1 ]]; then
    modules+=("fe-common")
    modules+=("spark-dpp")
fi
if [[ "${BUILD_HIVE_UDF}" -eq 1 ]]; then
    modules+=("fe-common")
    modules+=("hive-udf")
fi
if [[ "${BUILD_BE_JAVA_EXTENSIONS}" -eq 1 ]]; then
    modules+=("fe-common")
    modules+=("be-java-extensions/hudi-scanner")
    modules+=("be-java-extensions/java-common")
    modules+=("be-java-extensions/java-udf")
    modules+=("be-java-extensions/jdbc-scanner")
    modules+=("be-java-extensions/paimon-scanner")
    modules+=("be-java-extensions/max-compute-scanner")
    modules+=("be-java-extensions/avro-scanner")
    modules+=("be-java-extensions/preload-extensions")

    # If the BE_EXTENSION_IGNORE variable is not empty, remove the modules that need to be ignored from FE_MODULES
    if [[ -n "${BE_EXTENSION_IGNORE}" ]]; then
        IFS=',' read -r -a ignore_modules <<<"${BE_EXTENSION_IGNORE}"
        for module in "${ignore_modules[@]}"; do
            modules=("${modules[@]/be-java-extensions\/${module}/}")
        done
    fi
fi
FE_MODULES="$(
    IFS=','
    echo "${modules[*]}"
)"

# 清理和编译Backend
if [[ "${BUILD_BE}" -eq 1 ]]; then
    # 更新子模块(如ORC、Clucene)。
    update_submodule "be/src/apache-orc" "apache-orc" "https://github.com/apache/doris-thirdparty/archive/refs/heads/orc.tar.gz"
    update_submodule "be/src/clucene" "clucene" "https://github.com/apache/doris-thirdparty/archive/refs/heads/clucene.tar.gz"
    if [[ -e "${DORIS_HOME}/gensrc/build/gen_cpp/version.h" ]]; then
        rm -f "${DORIS_HOME}/gensrc/build/gen_cpp/version.h"
    fi
    CMAKE_BUILD_TYPE="${BUILD_TYPE:-Release}"
    echo "Build Backend: ${CMAKE_BUILD_TYPE}"
    CMAKE_BUILD_DIR="${DORIS_HOME}/be/build_${CMAKE_BUILD_TYPE}"
    if [[ "${CLEAN}" -eq 1 ]]; then
        clean_be
    fi
    MAKE_PROGRAM="$(command -v "${BUILD_SYSTEM}")"

    if [[ -z "${BUILD_FS_BENCHMARK}" ]]; then
        BUILD_FS_BENCHMARK=OFF
    fi

    echo "-- Make program: ${MAKE_PROGRAM}"
    echo "-- Use ccache: ${CMAKE_USE_CCACHE}"
    echo "-- Extra cxx flags: ${EXTRA_CXX_FLAGS:-}"
    echo "-- Build fs benchmark tool: ${BUILD_FS_BENCHMARK}"
    # 创建构建目录,调用CMake生成构建配置。
    mkdir -p "${CMAKE_BUILD_DIR}"
    cd "${CMAKE_BUILD_DIR}"
    # 使用Make/Ninja编译并安装后端。
    "${CMAKE_CMD}" -G "${GENERATOR}" \
        -DCMAKE_MAKE_PROGRAM="${MAKE_PROGRAM}" \
        -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
        -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" \
        -DMAKE_TEST=OFF \
        -DBUILD_FS_BENCHMARK="${BUILD_FS_BENCHMARK}" \
        ${CMAKE_USE_CCACHE:+${CMAKE_USE_CCACHE}} \
        -DWITH_MYSQL="${WITH_MYSQL}" \
        -DUSE_LIBCPP="${USE_LIBCPP}" \
        -DBUILD_META_TOOL="${BUILD_META_TOOL}" \
        -DBUILD_INDEX_TOOL="${BUILD_INDEX_TOOL}" \
        -DSTRIP_DEBUG_INFO="${STRIP_DEBUG_INFO}" \
        -DUSE_DWARF="${USE_DWARF}" \
        -DUSE_UNWIND="${USE_UNWIND}" \
        -DDISPLAY_BUILD_TIME="${DISPLAY_BUILD_TIME}" \
        -DENABLE_PCH="${ENABLE_PCH}" \
        -DUSE_MEM_TRACKER="${USE_MEM_TRACKER}" \
        -DUSE_JEMALLOC="${USE_JEMALLOC}" \
        -DENABLE_STACKTRACE="${ENABLE_STACKTRACE}" \
        -DUSE_AVX2="${USE_AVX2}" \
        -DGLIBC_COMPATIBILITY="${GLIBC_COMPATIBILITY}" \
        -DEXTRA_CXX_FLAGS="${EXTRA_CXX_FLAGS}" \
        -DENABLE_CLANG_COVERAGE="${DENABLE_CLANG_COVERAGE}" \
        -DDORIS_JAVA_HOME="${JAVA_HOME}" \
        "${DORIS_HOME}/be"

    if [[ "${OUTPUT_BE_BINARY}" -eq 1 ]]; then
        "${BUILD_SYSTEM}" -j "${PARALLEL}"
        "${BUILD_SYSTEM}" install
    fi

    cd "${DORIS_HOME}"
fi

# 生成帮助文档
if [[ "${BUILD_DOCS}" = "ON" ]]; then
    # Build docs, should be built before Frontend
    echo "Build docs"
    cd "${DORIS_HOME}/docs"
    ./build_help_zip.sh
    cd "${DORIS_HOME}"
fi

# 使用npm安装依赖并构建前端UI,将生成的静态文件复制到FE资源目录。
function build_ui() {
    NPM='npm'
    if ! ${NPM} --version; then
        echo "Error: npm is not found"
        exit 1
    fi
    if [[ -n "${CUSTOM_NPM_REGISTRY}" ]]; then
        "${NPM}" config set registry "${CUSTOM_NPM_REGISTRY}"
        npm_reg="$("${NPM}" get registry)"
        echo "NPM registry: ${npm_reg}"
    fi

    echo "Build Frontend UI"
    ui_dist="${DORIS_HOME}/ui/dist"
    if [[ -n "${CUSTOM_UI_DIST}" ]]; then
        ui_dist="${CUSTOM_UI_DIST}"
    else
        cd "${DORIS_HOME}/ui"
        "${NPM}" cache clean --force
        "${NPM}" install --legacy-peer-deps
        "${NPM}" run build
    fi
    echo "ui dist: ${ui_dist}"
    rm -rf "${DORIS_HOME}/fe/fe-core/src/main/resources/static"
    mkdir -p "${DORIS_HOME}/fe/fe-core/src/main/resources/static"
    cp -r "${ui_dist}"/* "${DORIS_HOME}/fe/fe-core/src/main/resources/static"/
}

# 必须在构建FE之前构建FE UI
if [[ "${BUILD_FE}" -eq 1 ]]; then
    if [[ "${BUILD_UI}" -eq 1 ]]; then
        build_ui
    fi
fi

# Clean and build Frontend
# 使用Maven编译指定的FE模块(如FE核心、Spark DPP等)。
if [[ "${FE_MODULES}" != '' ]]; then
    echo "Build Frontend Modules: ${FE_MODULES}"
    cd "${DORIS_HOME}/fe"
    if [[ "${CLEAN}" -eq 1 ]]; then
        clean_fe
    fi
    if [[ "${DISABLE_JAVA_CHECK_STYLE}" = "ON" ]]; then
        # Allowed user customer set env param USER_SETTINGS_MVN_REPO means settings.xml file path
        if [[ -n ${USER_SETTINGS_MVN_REPO} && -f ${USER_SETTINGS_MVN_REPO} ]]; then
            "${MVN_CMD}" package -pl ${FE_MODULES:+${FE_MODULES}} -Dskip.doc=true -DskipTests -Dcheckstyle.skip=true ${MVN_OPT:+${MVN_OPT}} -gs "${USER_SETTINGS_MVN_REPO}" -T 1C
        else
            "${MVN_CMD}" package -pl ${FE_MODULES:+${FE_MODULES}} -Dskip.doc=true -DskipTests -Dcheckstyle.skip=true ${MVN_OPT:+${MVN_OPT}} -T 1C
        fi
    else
        if [[ -n ${USER_SETTINGS_MVN_REPO} && -f ${USER_SETTINGS_MVN_REPO} ]]; then
            "${MVN_CMD}" package -pl ${FE_MODULES:+${FE_MODULES}} -Dskip.doc=true -DskipTests ${MVN_OPT:+${MVN_OPT}} -gs "${USER_SETTINGS_MVN_REPO}" -T 1C
        else
            "${MVN_CMD}" package -pl ${FE_MODULES:+${FE_MODULES}} -Dskip.doc=true -DskipTests ${MVN_OPT:+${MVN_OPT}} -T 1C
        fi
    fi
    cd "${DORIS_HOME}"
fi

# 创建输出目录,用于存放编译后的二进制文件、配置文件等。
DORIS_OUTPUT=${DORIS_OUTPUT:="${DORIS_HOME}/output/"}
echo "OUTPUT DIR=${DORIS_OUTPUT}"
mkdir -p "${DORIS_OUTPUT}"

# 将FE、BE、Broker等组件的构建结果复制到输出目录,包括:
  # 启动脚本(如start_fe.sh)
  # 配置文件(如fe.conf)
  # JAR包和依赖库
  # 静态资源(Web UI)
if [[ "${BUILD_FE}" -eq 1 ]]; then
    install -d "${DORIS_OUTPUT}/fe/bin" "${DORIS_OUTPUT}/fe/conf" \
        "${DORIS_OUTPUT}/fe/webroot" "${DORIS_OUTPUT}/fe/lib"

    cp -r -p "${DORIS_HOME}/bin"/*_fe.sh "${DORIS_OUTPUT}/fe/bin"/
    cp -r -p "${DORIS_HOME}/conf/fe.conf" "${DORIS_OUTPUT}/fe/conf"/
    cp -r -p "${DORIS_HOME}/conf/ldap.conf" "${DORIS_OUTPUT}/fe/conf"/
    cp -r -p "${DORIS_HOME}/conf/mysql_ssl_default_certificate" "${DORIS_OUTPUT}/fe/"/
    rm -rf "${DORIS_OUTPUT}/fe/lib"/*
    cp -r -p "${DORIS_HOME}/fe/fe-core/target/lib"/* "${DORIS_OUTPUT}/fe/lib"/
    cp -r -p "${DORIS_HOME}/fe/fe-core/target/doris-fe.jar" "${DORIS_OUTPUT}/fe/lib"/
    cp -r -p "${DORIS_HOME}/docs/build/help-resource.zip" "${DORIS_OUTPUT}/fe/lib"/
    cp -r -p "${DORIS_HOME}/minidump" "${DORIS_OUTPUT}/fe"/
    cp -r -p "${DORIS_HOME}/webroot/static" "${DORIS_OUTPUT}/fe/webroot"/

    cp -r -p "${DORIS_THIRDPARTY}/installed/webroot"/* "${DORIS_OUTPUT}/fe/webroot/static"/
    copy_common_files "${DORIS_OUTPUT}/fe/"
    mkdir -p "${DORIS_OUTPUT}/fe/log"
    mkdir -p "${DORIS_OUTPUT}/fe/doris-meta"
    mkdir -p "${DORIS_OUTPUT}/fe/conf/ssl"
fi
# 编译
if [[ "${BUILD_SPARK_DPP}" -eq 1 ]]; then
    install -d "${DORIS_OUTPUT}/fe/spark-dpp"
    rm -rf "${DORIS_OUTPUT}/fe/spark-dpp"/*
    cp -r -p "${DORIS_HOME}/fe/spark-dpp/target"/spark-dpp-*-jar-with-dependencies.jar "${DORIS_OUTPUT}/fe/spark-dpp"/
fi

if [[ "${OUTPUT_BE_BINARY}" -eq 1 ]]; then
    # 如果多次使用$DORIS_OUTPUT,需要删除旧版本的hadoop jar,否则会导致jar冲突
    rm -rf "${DORIS_OUTPUT}/be/lib/hadoop_hdfs"
    install -d "${DORIS_OUTPUT}/be/bin" \
        "${DORIS_OUTPUT}/be/conf" \
        "${DORIS_OUTPUT}/be/lib" \
        "${DORIS_OUTPUT}/be/www" \
        "${DORIS_OUTPUT}/be/tools/FlameGraph"

    cp -r -p "${DORIS_HOME}/be/output/bin"/* "${DORIS_OUTPUT}/be/bin"/
    cp -r -p "${DORIS_HOME}/be/output/conf"/* "${DORIS_OUTPUT}/be/conf"/
    cp -r -p "${DORIS_HOME}/be/output/dict" "${DORIS_OUTPUT}/be/"

    if [[ -d "${DORIS_THIRDPARTY}/installed/lib/hadoop_hdfs/" ]]; then
        cp -r -p "${DORIS_THIRDPARTY}/installed/lib/hadoop_hdfs/" "${DORIS_OUTPUT}/be/lib/"
    fi

    if [[ -f "${DORIS_THIRDPARTY}/installed/lib/libz.so" ]]; then
        cp -r -p "${DORIS_THIRDPARTY}/installed/lib/libz.so"* "${DORIS_OUTPUT}/be/lib/"
    fi

    if [[ "${BUILD_BE_JAVA_EXTENSIONS_FALSE_IN_CONF}" -eq 1 ]]; then
        echo -e "\033[33;1mWARNNING: \033[37;1mDisable Java UDF support in be.conf due to the BE was built without Java UDF.\033[0m"
        cat >>"${DORIS_OUTPUT}/be/conf/be.conf" <<EOF

# Java UDF and BE-JAVA-EXTENSION support
enable_java_support = false
EOF
    fi

    # Fix Killed: 9 error on MacOS (arm64).
    # See: https://stackoverflow.com/questions/67378106/mac-m1-cping-binary-over-another-results-in-crash
    if [[ -f "${DORIS_HOME}/be/output/lib/doris_be" ]]; then
        rm -f "${DORIS_OUTPUT}/be/lib/doris_be"
        cp -r -p "${DORIS_HOME}/be/output/lib/doris_be" "${DORIS_OUTPUT}/be/lib"/
    fi
    if [[ -d "${DORIS_HOME}/be/output/lib/doris_be.dSYM" ]]; then
        rm -rf "${DORIS_OUTPUT}/be/lib/doris_be.dSYM"
        cp -r "${DORIS_HOME}/be/output/lib/doris_be.dSYM" "${DORIS_OUTPUT}/be/lib"/
    fi
    if [[ -f "${DORIS_HOME}/be/output/lib/fs_benchmark_tool" ]]; then
        cp -r -p "${DORIS_HOME}/be/output/lib/fs_benchmark_tool" "${DORIS_OUTPUT}/be/lib"/
    fi

    if [[ "${BUILD_META_TOOL}" = "ON" ]]; then
        cp -r -p "${DORIS_HOME}/be/output/lib/meta_tool" "${DORIS_OUTPUT}/be/lib"/
    fi

    if [[ "${BUILD_INDEX_TOOL}" = "ON" ]]; then
        cp -r -p "${DORIS_HOME}/be/output/lib/index_tool" "${DORIS_OUTPUT}/be/lib"/
    fi

    cp -r -p "${DORIS_HOME}/webroot/be"/* "${DORIS_OUTPUT}/be/www"/
    cp -r -p "${DORIS_HOME}/tools/FlameGraph"/* "${DORIS_OUTPUT}/be/tools/FlameGraph"/
    if [[ "${STRIP_DEBUG_INFO}" = "ON" ]]; then
        cp -r -p "${DORIS_HOME}/be/output/lib/debug_info" "${DORIS_OUTPUT}/be/lib"/
    fi

    if [[ "${BUILD_FS_BENCHMARK}" = "ON" ]]; then
        cp -r -p "${DORIS_HOME}/bin/run-fs-benchmark.sh" "${DORIS_OUTPUT}/be/bin/"/
    fi

    extensions_modules=("java-udf")
    extensions_modules+=("jdbc-scanner")
    extensions_modules+=("hudi-scanner")
    extensions_modules+=("paimon-scanner")
    extensions_modules+=("max-compute-scanner")
    extensions_modules+=("avro-scanner")
    extensions_modules+=("preload-extensions")

    if [[ -n "${BE_EXTENSION_IGNORE}" ]]; then
        IFS=',' read -r -a ignore_modules <<<"${BE_EXTENSION_IGNORE}"
        new_modules=()
        for module in "${extensions_modules[@]}"; do
            module=${module// /}
            if [[ -n "${module}" ]]; then
                ignore=0
                for ignore_module in "${ignore_modules[@]}"; do
                    if [[ "${module}" == "${ignore_module}" ]]; then
                        ignore=1
                        break
                    fi
                done
                if [[ "${ignore}" -eq 0 ]]; then
                    new_modules+=("${module}")
                fi
            fi
        done
        extensions_modules=("${new_modules[@]}")
    fi

    BE_JAVA_EXTENSIONS_DIR="${DORIS_OUTPUT}/be/lib/java_extensions/"
    rm -rf "${BE_JAVA_EXTENSIONS_DIR}"
    mkdir "${BE_JAVA_EXTENSIONS_DIR}"
    for extensions_module in "${extensions_modules[@]}"; do
        module_jar="${DORIS_HOME}/fe/be-java-extensions/${extensions_module}/target/${extensions_module}-jar-with-dependencies.jar"
        module_proj_jar="${DORIS_HOME}/fe/be-java-extensions/${extensions_module}/target/${extensions_module}-project.jar"
        mkdir "${BE_JAVA_EXTENSIONS_DIR}"/"${extensions_module}"
        if [[ -f "${module_jar}" ]]; then
            cp "${module_jar}" "${BE_JAVA_EXTENSIONS_DIR}"/"${extensions_module}"
        fi
        if [[ -f "${module_proj_jar}" ]]; then
            cp "${module_proj_jar}" "${BE_JAVA_EXTENSIONS_DIR}"/"${extensions_module}"
        fi
    done

    cp -r -p "${DORIS_THIRDPARTY}/installed/webroot"/* "${DORIS_OUTPUT}/be/www"/
    copy_common_files "${DORIS_OUTPUT}/be/"
    mkdir -p "${DORIS_OUTPUT}/be/log"
    mkdir -p "${DORIS_OUTPUT}/be/log/tracing"
    mkdir -p "${DORIS_OUTPUT}/be/storage"
fi

# 调用Broker的独立编译脚本,并将结果复制到输出目录。
if [[ "${BUILD_BROKER}" -eq 1 ]]; then
    install -d "${DORIS_OUTPUT}/apache_hdfs_broker"

    cd "${DORIS_HOME}/fs_brokers/apache_hdfs_broker"
    ./build.sh
    rm -rf "${DORIS_OUTPUT}/apache_hdfs_broker"/*
    cp -r -p "${DORIS_HOME}/fs_brokers/apache_hdfs_broker/output/apache_hdfs_broker"/* "${DORIS_OUTPUT}/apache_hdfs_broker"/
    copy_common_files "${DORIS_OUTPUT}/apache_hdfs_broker/"
    cd "${DORIS_HOME}"
fi

echo "***************************************"
echo "Successfully build Doris"
echo "***************************************"

if [[ -n "${DORIS_POST_BUILD_HOOK}" ]]; then
    eval "${DORIS_POST_BUILD_HOOK}"
fi

exit 0

;