Time: 2025-03-18 Tuesday 16:35:35

自动化构建

#!/bin/bash
set -eo pipefail

LOG_FILE="/var/log/auto_install.log"
MYSQL_PWD="Casio233."

# 初始化日志文件
exec > >(tee -a "$LOG_FILE") 2>&1
echo "自动化安装开始于 $(date)"

# 函数：错误处理
handle_error() {
    echo "错误发生在第 $1 行，退出状态码 $2"
    exit $2
}

trap 'handle_error $LINENO $?' ERR

# 安装MySQL
install_mysql() {
    echo "#### 正在安装MySQL ####"
    
    # 安装仓库
    sudo rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-11.noarch.rpm || {
        echo "MySQL仓库安装失败"
        return 1
    }

    # 安装服务
    sudo yum install mysql-community-server -y || {
        echo "MySQL服务安装失败"
        return 1
    }

    # 启动服务
    sudo systemctl start mysqld
    sudo systemctl enable mysqld

    # 等待生成临时密码
    echo "等待生成临时密码..."
    for i in {1..30}; do
        if sudo grep -q 'temporary password' /var/log/mysqld.log; then
            break
        fi
        sleep 2
    done

    # 获取临时密码
    TEMP_PWD=$(sudo grep 'temporary password' /var/log/mysqld.log | awk '{print $NF}')
    [ -z "$TEMP_PWD" ] && { echo "无法获取临时密码"; return 1; }

    # 修改root密码
    echo "修改root密码..."
    mysql -u root -p"${TEMP_PWD}" --connect-expired-password --ssl-mode=DISABLED <<EOF || {
        echo "密码修改失败"
        return 1
    }
ALTER USER 'root'@'localhost' IDENTIFIED BY '${MYSQL_PWD}';
FLUSH PRIVILEGES;
EOF

    # 安全配置
    echo "执行安全配置..."
    mysql -u root -p"${MYSQL_PWD}" <<EOF
DELETE FROM mysql.user WHERE User='';
DROP DATABASE IF EXISTS test;
CREATE USER 'root'@'%' IDENTIFIED BY '${MYSQL_PWD}';
GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;
FLUSH PRIVILEGES;
EOF
}

# 安装Node.js
install_node() {
    echo "#### 正在安装Node.js ####"
    curl -sL https://rpm.nodesource.com/setup_16.x | sudo bash - || {
        echo "NodeSource仓库配置失败"
        return 1
    }
    
    sudo yum install nodejs -y || {
        echo "Node.js安装失败"
        return 1
    }
    
    echo "Node版本：$(node -v)"
}

# 安装JDK
install_jdk() {
    echo "#### 正在安装JDK ####"
    JDK_RPM="jdk-17.0.12_linux-x64_bin.rpm"
    
    # 下载JDK（添加license同意header）
    wget --no-check-certificate \
         --header "Cookie: oraclelicense=accept-securebackup-cookie" \
         https://download.oracle.com/java/17/archive/${JDK_RPM} || {
        echo "JDK下载失败"
        return 1
    }

    # 安装JDK
    sudo rpm -ivh ${JDK_RPM} || {
        echo "JDK安装失败"
        return 1
    }
    
    echo "Java版本：$(java -version 2>&1 | head -n1)"
}

# 主执行流程
main() {
    # 检查操作系统
    [ -f /etc/redhat-release ] || { echo "仅支持CentOS/RHEL系统"; exit 1; }

    # 安装依赖组件
    sudo yum install -y wget curl

    install_mysql
    install_node
    install_jdk

    echo "所有组件安装完成！"
    echo "MySQL root密码: ${MYSQL_PWD}"
    echo "详细日志请查看：${LOG_FILE}"
}

main