Spring?Cloud?Config簡(jiǎn)介

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使用本地存儲(chǔ)的方式實(shí)現(xiàn)配置管理

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven./POM/4.0.0" xmlns:xsi="http://www./2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven./POM/4.0.0 http://maven./xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>com.xc</groupId>
        <artifactId>xcservice-springcloud</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <groupId>com.xc</groupId>
    <artifactId>xcservice-config-server</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>xcservice-config-server</name>
    <description>配置管理</description>

    <properties>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency><!--Config Server的依賴-->
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-config-server</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

</project>

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server:
  port: 8888

spring:
  application:
    name: xcservice-config-server # 指定應(yīng)用名稱
  profiles:
    active: native # 使用本地文件系統(tǒng)的存儲(chǔ)方式來(lái)保存配置信息

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/{application}/{profile}[/{label}]
/{application}-{profile}.yml
/{label}/{application}-{profile}.yml
/{application}-{profile}.properties
/{label}/{application}-{profile}.properties

package com.xc.xcserviceconfigserver;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.config.server.EnableConfigServer;

/**
 * http://localhost:8888/microservice-config-server/dev
 * http://localhost:8888/application-dev.yml
 */
@EnableConfigServer
@SpringBootApplication
public class XcserviceConfigServerApplication {

    public static void main(String[] args) {
        SpringApplication.run(XcserviceConfigServerApplication.class, args);
    }

}

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven./POM/4.0.0" xmlns:xsi="http://www./2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven./POM/4.0.0 http://maven./xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>com.xc</groupId>
        <artifactId>xcservice-springcloud</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <groupId>com.xc</groupId>
    <artifactId>xcservice-config-client</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>xcservice-config-client</name>
    <description>Config Client</description>

    <properties>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-config</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>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

</project>

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server:
  port: 8801

spring:
  application:
    name: xcservice-config-client
  cloud:
    config:
      profile: test # 配置服務(wù)中的{profile}
      uri: http://localhost:8888/  # 配置中心的地址

　　需要注意的是，上述配置文件的名稱必須為bootstrap.yml或bootstrap.properties，只有這樣配置中心才能夠正常加載（雖然application.yml也可以被Spring?Boot加載，但是boot-strap.yml會(huì)優(yōu)先加載）。

package com.xc.xcserviceconfigclient;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.stereotype.Repository;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * http://localhost:8801/client-Param
 */
@SpringBootApplication
@RestController
public class XcserviceConfigClientApplication {

    @Value("${clientParam}")
    private String clientParam;

    @RequestMapping("/clientParam")
    public String getParam() {
        return this.clientParam;
    }

    /**
     * http://localhost:8801/hello
     *
     * @return
     */
    @RequestMapping("/hello")
    public String hello() {
        return "hello world";
    }

    public static void main(String[] args) {
        SpringApplication.run(XcserviceConfigClientApplication.class, args);
    }

}

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使用Git存儲(chǔ)的方式實(shí)現(xiàn)配置管理

server:
  port: 8888

spring:
  application:
    name: xcservice-config-server # 指定應(yīng)用名稱
  #profiles:
  #  active: native # 使用本地文件系統(tǒng)的存儲(chǔ)方式來(lái)保存配置信息
  cloud:
    config:
      server:
        git: # 使用git的方式
          uri: https:///secret8/microservice-study-config.git

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server:
  port: 8801

spring:
  application:
    name: xcservice-config-client
  cloud:
    config:
      profile: test # 配置服務(wù)中的{profile}
      label: master # 對(duì)應(yīng)git中的分支，默認(rèn)為master
      uri: http://localhost:8888/  # 配置中心的地址的地址

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手動(dòng)更新運(yùn)行中的配置文件

<dependency><!--監(jiān)控程序在運(yùn)行時(shí)的狀態(tài)-->
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>

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management:
  security:
    enabled: false # 是否開(kāi)啟actuator安全認(rèn)證

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