搭建eureka,gateway,admin,redis,docker系列一admin

spring cloud admin

简介

Spring Boot Admin 用于监控基于 Spring Boot 的应用，它是在 Spring Boot Actuator 的基础上提供简洁的可视化 WEB UI。Spring Boot Admin 提供了很多功能，如显示 name、id 和 version，显示在线状态，Loggers 的日志级别管理，Threads 线程管理，Environment 管理等。

创建一个空的module项目

添加pom依赖

<dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.slf4j</groupId>
                    <artifactId>log4j-over-slf4j</artifactId>
                </exclusion>

            </exclusions>
        </dependency>

        <dependency>
            <groupId>de.codecentric</groupId>
            <artifactId>spring-boot-admin-starter-server</artifactId>
            <version>2.1.2</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-security</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
            <version>2.1.2.RELEASE</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.jolokia/jolokia-core -->
        <dependency>
            <groupId>org.jolokia</groupId>
            <artifactId>jolokia-core</artifactId>
            <version>1.6.2</version>
        </dependency> 
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

创建一个启动类

@EnableAdminServer
@EnableEurekaClient
public class dxtAdminApplication {
    public static void main(String[] args) {
        SpringApplication.run(dxtAdminApplication.class, args);
    } 
}

配置文件

spring:
  application:
    name: spring-boot-admin
  profiles:
    active:
      - secure
server:
  port: 8788

# tag::configuration-eureka[]
eureka:   #<1>
  instance:
    leaseRenewalIntervalInSeconds: 10
    health-check-url-path: /actuator/health
  client:
    registryFetchIntervalSeconds: 5
    serviceUrl:
      defaultZone: ${EUREKA_SERVICE_URL:http://127.0.0.1:8761}/eureka/


management:
  endpoints:
    web:
      exposure:
        include: "*"  #<2>
  endpoint:
    health:
      show-details: ALWAYS
# end::configuration-eureka[]

---
spring:
  profiles: insecure

---
spring:
  profiles: secure
  security:
    user:
      name: "登录用户名"
      password: "登录密码"
eureka:
  instance:
    metadata-map:
      user.name: "用户名"         #These two are needed so that the server
      user.password: "密码" #can access the protected client endpoints

向注册中心注册自己