Nacos2.0.3版本搭建注冊中心、配置中心


前序:

本着學習的精神,實測了nacos2.0.3搭建過程,沒想到一步一坑,做一個小總結,也記錄一下自己的辛酸歷程。本人小白一枚,以下會引用別人的鏈接,如有不妥,請私信,定會處理。另外以下文章如有錯誤之處還望各位大佬指點一二,感謝~.~!

開整:

1,如果有小白可直接到評論,翻開第一條有視頻地址,版本1.4.1進行學習

2,pom如下:

<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<modules>
<module>nacosConfigTest</module>
</modules>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.3.12.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.example</groupId>
<artifactId>NacosConfig</artifactId>
<packaging>pom</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>NacosConfig</name>
<description>Demo project for Spring Boot</description>


<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<spring-cloud.version>Hoxton.SR12</spring-cloud.version>
<springboot.version>2.3.12.RELEASE</springboot.version>
<springcloudalibaba.version>2.2.7.RELEASE</springcloudalibaba.version>
</properties>


<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${springboot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>

<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-alibaba-dependencies</artifactId>
<version>${springcloudalibaba.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>

<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-bootstrap</artifactId>
<version>3.1.1</version>
</dependency>

<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
<version>2.2.1.RELEASE</version>
</dependency>

</dependencies>
</dependencyManagement>


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

</project>

2,yml 文件  注意:這里不建議用properties 配置文件,多次嘗試,properties格式獲取不到 nacos 配置中心數據,

spring:
cloud:
nacos:
discovery:
server-addr: 127.0.0.1:8850
username: nacos
password: nacos
config:
server-addr: 127.0.0.1:8850
username: nacos
password: nacos
# namespace: 7585116c-f8e6-4ded-ab99-539eb159941d
data-id: nacosConfig
auto-refresh: true
group: DEFAULT_GROUP
type: properties
bootstrap:
enable: true
log-enable: true

3,配置中心 測試類

注意:這里不能用 @RefreshScope 注解 ,個人測試用@RefreshScope ,改變配置中心變量,是不會自動更新數據的(1.4.1版本測試是可以用@RefreshScope注解)

@RestController
@RequestMapping("/nacos")
@Scope("refresh")
public class NaconConfigInfo {

@Value("${java00.name}")
public String name;

@Value("${java00.age}")
public String age;

@RequestMapping("/getConfigInfo")
private String gerNacosConfigInfo() {
return name + ":" + age;
}
}

 

4,2.0.3版本好象會自動注冊到注冊中心,到完成以上配置是可以在配置中心看到本地服務的,

 

 本次學習結束,歡迎各位大佬指點

 

參考資料:


[1]Nacos學習教程: 
https://www.bilibili.com/video/BV1WZ4y1w7ww?from=search&seid=17556542868476320595&spm_id_from=333.337.0.0

[2] 大神踩坑歷程:https://cloud.tencent.com/developer/article/1890698
[3]Nacos2.+ 教程: https://www.bilibili.com/video/BV18Q4y1y7GQ?p=5

https://cloud.tencent.com/developer/article/1890698


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