微服务入门教程0：基础环境搭建

创建日期：2021/08/01 修改日期：2023/02/19 Java SpringBoot SpringCloud Nacos Zipkin GateWay Feign Sleuth

> 微服务入门示例

# 环境

问题 | 方案
---|---
配置中心 | Nacos Config
注册中心 | Nacos Discovery
网关 | Gateway
负载均衡 | LoadBalancer
服务调用 | OpenFeign
链路追踪 | Sleuth + zipkin
分布式会话 | Spring Session

# 父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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.6.1</version>
        <relativePath/> 
    </parent>

<groupId>com.maxqiu.demo</groupId>
    <artifactId>demo-SpringCloud</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>pom</packaging>

<modules>
        
        <module>demo-SpringCloud-Discovery</module>
        
        <module>demo-SpringCloud-Config</module>
        
        <module>demo-SpringCloud-Feign</module>
        
        <module>demo-SpringCloud-Server</module>
        
        <module>demo-SpringCloud-Common</module>
        
        <module>demo-SpringCloud-Gateway</module>
        
        <module>demo-SpringCloud-Sleuth</module>
    </modules>

<dependencies>
        
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
    </dependencies>

<dependencyManagement>
        <dependencies>
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <version>2021.0.0</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                <version>2021.1</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            
            <dependency>
                <groupId>com.maxqiu.demo</groupId>
                <artifactId>demo-SpringCloud-Common</artifactId>
                <version>0.0.1-SNAPSHOT</version>
            </dependency>
        </dependencies>
    </dependencyManagement>

<build>
        <finalName>${project.artifactId}</finalName>
        <plugins>
            
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <configuration>
                    <excludes>
                        <exclude>
                            <groupId>org.projectlombok</groupId>
                            <artifactId>lombok</artifactId>
                        </exclude>
                    </excludes>
                </configuration>
            </plugin>
            
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    
                    <source>${java.version}</source>
                    <target>${java.version}</target>
                    
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
            
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <configuration>
                    <skip>true</skip>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>
```

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