<dependency>
 <groupId>com.alibaba</groupId>
 <artifactId>druid</artifactId>
 <version>1.1.10</version>
</dependency>

spring:
 datasource: # Springboot默認(rèn)會(huì)使用自帶的 HikariDataSource
 password: root
 username: root
 url: jdbc:mysql://localhost:3306/test?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
 driver-class-name: com.mysql.cj.jdbc.Driver
 type: com.alibaba.druid.pool.DruidDataSource # 指定使用 druid 的連接池

package com.springboot.druid.config;

import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

/**
 * 對(duì) Druid 的監(jiān)控配置對(duì)象注入到容器中
 * Created by YongXin Xue on 2020/06/04 15:18
 */
@Configuration
public class DruidConfig {
 /**
  *
  * @return
  */
 @Bean // 當(dāng)前類(lèi)如果是組件類(lèi)，對(duì)象創(chuàng)建時(shí)容器也會(huì)調(diào)用此方法將方法的返回值注入到容器中
 @ConfigurationProperties(prefix = "spring.datasource") // 加載配置文件中的配置設(shè)置給返回的對(duì)象
 public DruidDataSource getDataSoures(){
  return new DruidDataSource();
 }

 /**
  * 配置一個(gè)管理后臺(tái)的Servlet [ 配置Druid的監(jiān)控系統(tǒng) ]
  * 訪問(wèn)時(shí)默認(rèn)會(huì)生成一個(gè)頁(yè)面
  * @return
  */
 @Bean
 public ServletRegistrationBean statViewServlet() {
  // 當(dāng)前 Druid 的后臺(tái)監(jiān)控系統(tǒng)的訪問(wèn)地址 /druid/*
  ServletRegistrationBean bean = new ServletRegistrationBean(new StatViewServlet(), "/druid/*");

  Map<String, String> initParams = new HashMap<>();
  initParams.put("loginUsername", "admin");
  initParams.put("loginPassword", "admin");
  // 默認(rèn)就是允許所有訪問(wèn)
  initParams.put("allow", "");
  initParams.put("deny", "192.168.15.21");//ip黑名單

  bean.setInitParameters(initParams);
  return bean;
 }

 /**
  * 配置一個(gè)web監(jiān)控的filter：訪問(wèn)靜態(tài)資源一定沒(méi)有sql操作
  * @return
  */
 @Bean
 public FilterRegistrationBean webStatFilter() {
  FilterRegistrationBean bean = new FilterRegistrationBean();
  bean.setFilter(new WebStatFilter());

  Map<String, String> initParams = new HashMap<>();
  //排除過(guò)濾
  initParams.put("exclusions", "*.jpg,*.avi,*.js,*.css,/druid/*");

  bean.setInitParameters(initParams);
  bean.setUrlPatterns(Arrays.asList("/*"));
  return bean;
 }
}