SpringBoot整合Druid实现SQL监控和数据库密码加密

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid-spring-boot-3-starter</artifactId>
            <version>1.2.20</version>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.32</version>
        </dependency>

spring:
  application:
    name: server
  profiles:
    active: dev # 激活dev配置文件
  datasource:
    url: jdbc:mysql://${voyager.db.host}:3306/study_db?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&serverTimezone=Asia/Shanghai
    driver-class-name: com.mysql.cj.jdbc.Driver
    username: root
    password: ${voyager.db.pw}
    # druid 相关参数配置
    druid:
      # 初始化连接大小
      initial-size: 5
      # 最小连接池数量
      min-idle: 5
      # 最大连接池数量
      max-active: 20
      # 获取连接时最大等待时间，单位毫秒
      max-wait: 60000
      # 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
      time-between-eviction-runs-millis: 60000
      # 配置一个连接在池中最小生存的时间，单位是毫秒
      min-evictable-idle-time-millis: 300000
      # 测试连接
      validation-query: SELECT 1 FROM DUAL
      # 配置监控统计用的filters,过滤掉静态文件
      web-stat-filter:
        # 启用Web统计过滤器
        enabled: true
        # 过滤匹配规则
        url-pattern: /*
        # 过滤忽略的格式
        exclusions: /druid/*,*.js,*.css,*.gif,*.jpg,*.bmp,*.png,*.ico
      # 配置可视化控制台页面
      stat-view-servlet:
        enabled: true
        # 访问Druid监控页面的地址，首页默认是 /druid/index.html
        url-pattern: /druid/*
        # 禁用重置按钮
        reset-enable: true
        # 登录用户名
        login-username: root
        # 登录密码
        login-password: 123456
      # 通过别名的方式配置扩展插件  常用的插件有：监控统计用的filter:stat 日志用的filter:log4j 防御sql注入的filter:wall 防御sql注入的filter:wall
      filter:
        stat:
          enabled: true
          # 是否开启慢sql
          log-slow-sql: true
          # 是否开启SQL合并
          merge-sql: true
          # 慢sql的时间标准 单位:毫秒
          slow-sql-millis: 1000

@SpringBootTest
class SmartApplicationTest {
    
    @Autowired
    private DataSource dataSource ;

    @Test
    void contextLoads() {
        System.out.println(dataSource.getClass());
        DruidDataSource druidDataSource = (DruidDataSource) dataSource;
        System.out.println("druidDataSource.getUrl() = " + druidDataSource.getUrl());
        System.out.println("druidDataSource.getUsername() = " + druidDataSource.getUsername());
        System.out.println("druidDataSource.getInitialSize() = " + druidDataSource.getInitialSize());
        System.out.println("druidDataSource.getMaxActive() = " + druidDataSource.getMaxActive());
    }
  
}

@RequestMapping("/user")
@RestController
@RequiredArgsConstructor
public class UserInfoController {

    private final UserInfoService userInfoService;

    @GetMapping("/test")
    public Result<UserInfo> login() {
        return Result.success(userInfoService.getById(1));
    }
    
}

java -cp D:\Develop\Maven\mvnRespo\com\alibaba\druid\1.2.20\druid-1.2.20.jar com.alibaba.druid.filter.config.ConfigTools your_password

privateKey:MIIBVgIBADANBgkqhkiG9w0BAQEFAASCAUAwggE8AgEAAkEA6+4avFnQKP+O7bu5YnxWoOZjv3no4aFV558HTPDoXs6EGD0HP7RzzhGPOKmpLQ1BbA5viSht+aDdaxXp6SvtMQIDAQABAkAeQt4fBo4SlCTrDUcMANLDtIlax/I87oqsONOg5M2JS0jNSbZuAXDv7/YEGEtMKuIESBZh7pvVG8FV531/fyOZAiEA+POkE+QwVbUfGyeugR6IGvnt4yeOwkC3bUoATScsN98CIQDynBXC8YngDNwZ62QPX+ONpqCel6g8NO9VKC+ETaS87wIhAKRouxZL38PqfqV/WlZ5ZGd0YS9gA360IK8zbOmHEkO/AiEAsES3iuvzQNYXFL3x9Tm2GzT1fkSx9wx+12BbJcVD7AECIQCD3Tv9S+AgRhQoNcuaSDNluVrL/B/wOmJRLqaOVJLQGg==
publicKey:MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAOvuGrxZ0Cj/ju27uWJ8VqDmY7956OGhVeefB0zw6F7OhBg9Bz+0c84RjzipqS0NQWwOb4kobfmg3WsV6ekr7TECAwEAAQ==
password:PNak4Yui0+2Ft6JSoKBsgNPl+A033rdLhFw+L0np1o+HDRrCo9VkCuiiXviEMYwUgpHZUFxb2FpE0YmSguuRww==

spring:
  datasource:
    url: jdbc:mysql://${voyager.db.host}:3306/study_db?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&serverTimezone=Asia/Shanghai
    driver-class-name: com.mysql.cj.jdbc.Driver
    username: root
    password: password  # 修改为控制台输出的password
    #druid数据源配置
    druid:
      # Druid数据源的公钥
      public-key: publicKey # 修改为控制台输出的publicKey
      filter:
        # 启用Druid的过滤器配置
        config: 
          enabled: true
      connect-properties:
        # 启用Druid的连接属性解密功能
        config.decrypt: true
        config.decrypt.key: publicKey # 控制台输出的publicKey