<dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid-spring-boot-starter</artifactId>
            <version>1.2.8</version>
        </dependency>

application.yml   加入以下配置

spring:
  datasource:
    druid:
      stat-view-servlet:
        enabled: true
        login-username: admin
        login-password: xxxxxx
        url-pattern: /druid/*
      filter:
          stat:
            enabled: true
      web-stat-filter:
        enabled: true