Spring Boot项目使用Nacos作为配置中心

版本信息：Spring Boot：2.6.13、Spring Cloud：2021.0.5.0、nacos-server-2.2.0.tar.gz

注意：版本对应关系。
1、安装&&启动 nacos-server-2.2.0【此处不做赘述】
访问地址：192.168.1.108:8848/nacos/【ip:8848/nacos/】
默认账号/密码：nacos/nacos

demo.dev.yml 配置内容：

#计划任务
task:
#第一开关 1-开 0-关
 oneSwitch: 1
 #第二开关 1-开 0-关
 twoSwitch: 1
 #第三开关 1-开 0-关
 threeSwitch: 1
 #第四开关 1-开 0-关
 fourSwitch: 1
 #自定义开关 1-开 0-关
 othSwitch: 0
 #自定义执行时间 [秒] [分] [小时] [日] [月] [周] [年]
 cronExpression: 0 20 13 * * ?
 #自定义查询开始时间
 othStartTime: 2025-03-13 09:30:00
 #自定义查询结束时间
 othEndTime: 2025-03-13 13:20:59

2、pom.xml文件：

<?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>
    <groupId>com.example</groupId>
    <artifactId>demo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>demo</name>
    <description>demo</description>
    <properties>
        <java.version>1.8</java.version>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <spring-boot.version>2.6.13</spring-boot.version>
        <spring-cloud-alibaba.version>2021.0.5.0</spring-cloud-alibaba.version>
    </properties>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
        </dependency>
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
        </dependency>
    </dependencies>
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>${spring-boot.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                <version>${spring-cloud-alibaba.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.1</version>
                <configuration>
                    <source>${java.version}</source>
                    <target>${java.version}</target>
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <version>${spring-boot.version}</version>
                <configuration>
                    <mainClass>com.example.demo.DemoApplication</mainClass>
                </configuration>
                <executions>
                    <execution>
                        <id>repackage</id>
                        <goals>
                            <goal>repackage</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
            <!-- maven 打包时跳过测试 -->
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <configuration>
                    <skip>true</skip>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>

2、application.yml文件：

# 服务器端口
server:
  port: 8888
spring:
  application:
    # 服务名称，不要用下划线，更不要用特殊字符
    name: demo
  profiles:
    active: dev

3、application-dev.yml文件：

# 配置信息
nacos-addr: 192.168.1.108:8848
nacos-space: a8c9d9f3-df67-53cb-8f11-cfcc7c64f5dd
nacos-group: DEV_GROUP
nacos-user: nacos
nacos-pwd: nacos

spring:
  config:
    import:
    # demo-dev.yml 【Nacos配置中Data Id名称】
      - optional:nacos:demo-dev.yml
  cloud:
    nacos:
      discovery:
        server-addr: ${nacos-addr}
        namespace: ${nacos-space}
        group: ${nacos-group}
        username: ${nacos-user}
        password: ${nacos-pwd}
      config:
        server-addr: ${nacos-addr}
        namespace: ${nacos-space}
        group: ${nacos-group}
        username: ${nacos-user}
        password: ${nacos-pwd}
        file-extension: yml