Spring Cloud 之分布式配置基础应用
分布式配置基础应用
配置中心服务
spring-config-server
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.galsang.cloud</groupId>
<artifactId>spring-config-server</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring-config-server</name>
<description>配置中心服务</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.9.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Edgware.RELEASE</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-config-server</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
application-dev.yml
spring:
profiles: dev
cloud:
inetutils:
preferred-networks:
- 192.168
config:
server:
git:
uri: https://gitee.com/vimx86/SpringCloud-Learning/ # git 配置仓库地址
search-paths: galsang-z-docs/config-repo
# 由于是公开git 仓库,故不使用账号密码
# username:
# password:
# git管理配置
# /{application}/{profile}[/{label}]
# /{application}-{profile}.yml
# /{label}/{application}-{profile}.yml
# /{application}-{profile}.properties
# /{label}/{application}-{profile}.properties
# http://www.galsang.org:9001/application-dev/dev/master
# http://www.galsang.org:9001/application/dev/master
# http://www.galsang.org:9001/application-dev.properties 默认使用master分支中的配置文件
# http://www.galsang.org:9001/dev/application-beta.properties 使用指定分支中的配置文件
server:
port: 9001
context-path: /
display-name: www.galsang.org
# 服务注册配置
eureka:
# 作为服务进行注册
client:
register-with-eureka: true
fetch-registry: true
enabled: true
service-url:
defaultZone: http://www.galsang.org:9000/eureka/
instance:
prefer-ip-address: true
instance-id: ${spring.application.name}:${server.display-name}:${server.port}
leaseRenewalIntervalInSeconds: 1
leaseExpirationDurationInSeconds: 2
SpringConfigServerApplication.java
package org.galsang.cloud;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.config.server.EnableConfigServer;
@SpringBootApplication
@EnableConfigServer // 激活配置中心服务
@EnableDiscoveryClient // 激活Eureka中的DiscoveryClient 服务发现
public class SpringConfigServerApplication {
public static void main(String[] args) {
SpringApplication.run(SpringConfigServerApplication.class, args);
}
}
配置客户服务
spring-config-client
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.galsang.cloud</groupId>
<artifactId>spring-config-client</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring-config-client</name>
<description>配置客户服务</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.9.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Edgware.RELEASE</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-config</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
bootstrap.yml
spring:
application:
name: spring-config-client
cloud:
config:
profile: dev # 环境
label: master # git 仓库分支
uri: http://www.galsang.org:9001/ # 配置中心地址
server:
port: 9002
context-path: /
display-name: www.galsang.org
eureka:
client:
register-with-eureka: true
fetch-registry: true
enabled: true
service-url:
defaultZone: http://www.galsang.org:9000/eureka/
instance:
prefer-ip-address: true
instance-id: ${spring.application.name}:${server.display-name}:${server.port}
leaseRenewalIntervalInSeconds: 1
leaseExpirationDurationInSeconds: 2
SpringConfigServerApplication.java
package org.galsang.cloud;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
@SpringBootApplication
@EnableDiscoveryClient
public class SpringConfigClientApplication {
public static void main(String[] args) {
SpringApplication.run(SpringConfigClientApplication.class, args);
}
}
TestConfigController.java
package org.galsang.cloud.controller;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* Description:测试 使用 配置中心 配置文件的 接口
* <br /> Author: vimx86
*/
@RestController
public class TestConfigController {
@Value("${from}")
private String from;
@RequestMapping("/from")
public String from() {
return from;
}
}
效果预览
浏览器打开 http://www.galsang.org:9002/from
说明访问git仓库中的配置成功。
源码请移步: https://gitee.com/vimx86/SpringCloud-Learning