Spring Boot 整合 Druid 并开启监控

<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>druid-spring-boot-3-starter</artifactId>
    <version>1.2.24</version>
</dependency>

implementation 'com.alibaba:druid-spring-boot-3-starter:1.2.24'

# Druid 数据源配置
spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
spring.datasource.druid.initial-size=5
spring.datasource.druid.min-idle=5
spring.datasource.druid.max-active=20
spring.datasource.druid.test-on-borrow=true
spring.datasource.druid.validation-query=SELECT 1 FROM DUAL
# 监控页面设置
spring.datasource.druid.web-stat-filter.enabled=true
spring.datasource.druid.stat-view-servlet.enabled=true
spring.datasource.druid.stat-view-servlet.login-username=druid
spring.datasource.druid.stat-view-servlet.login-password=d1234

spring:
  datasource:
    url: jdbc:mysql://127.0.0.1:3306/test?characterEncoding=utf8&useSSL=false
    username: root
    password: 1234
    type: com.alibaba.druid.pool.DruidDataSource
    druid:
      test-on-borrow: true
      validation-query: SELECT 1 FROM DUAL
      web-stat-filter:
        enabled: true
      stat-view-servlet:
        enabled: true
        login-username: druid
        login-password: d1234

# 启用 WebStatFilter 和 StatViewServlet
spring.datasource.druid.web-stat-filter.enabled=true
spring.datasource.druid.stat-view-servlet.enabled=true

@Configuration
public class DruidConfig {
    @ConfigurationProperties(prefix = "spring.datasource.druid")
    @Bean
    public DruidDataSource druidDataSource() {
        return new DruidDataSource();
    }
    // 如果需要，可以在这里添加更多配置，如过滤器、拦截器等
    @Bean
    public ServletRegistrationBean<StatViewServlet> statViewServlet() {
        ServletRegistrationBean<StatViewServlet> bean = new ServletRegistrationBean<>(new StatViewServlet(), "/druid/*");
        Map<String, String> params = new HashMap<>();
        params.put("loginUsername", username);
        params.put("loginPassword", password);
        params.put("allow", "localhost");
        params.put("deny", "");
        bean.setInitParameters(params);
        return bean;
    }
    @Bean
    public FilterRegistrationBean<Filter> webStatFilter() {
        FilterRegistrationBean<Filter> bean = new FilterRegistrationBean<Filter>();
        bean.setFilter(new WebStatFilter());
        Map<String, String> params = new HashMap<>();
        params.put("exclusions", "*.js,*.css,/druid/*");
        bean.setUrlPatterns(Arrays.asList("/*"));
        bean.setInitParameters(params);
        return bean;
    }
}