三. 微服务之springbootalibaba gateway注册到 nacos

待我称王封你为后i 2022-08-30 11:42 154阅读 0赞

[nacos官网][nacos]

我使用的是1.4.2版本nacos  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwMjUwMTIy_size_16_color_FFFFFF_t_70]  
group分组禁止数字0开头  
gateway网关配置

<?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>
    
        <parent>
            <groupId>com.hq.cloud</groupId>
            <artifactId>hq-project</artifactId>
            <version>1.0.0-SNAPSHOT</version>
        </parent>
    
        <artifactId>gateway</artifactId>
    
        <dependencies>
            <dependency>
                <groupId>javax.servlet</groupId>
                <artifactId>javax.servlet-api</artifactId>
                <scope>provided</scope>
            </dependency>
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-gateway</artifactId>
                <exclusions>
                    <exclusion>
                        <groupId>org.springframework.boot</groupId>
                        <artifactId>spring-boot-starter-web</artifactId>
                    </exclusion>
                </exclusions>
            </dependency>
    
            
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-starter-alibaba-nacos-discovery</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-sentinel</artifactId>
            </dependency>
    
            
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-sentinel-gateway</artifactId>
            </dependency>
    
            
            <dependency>
                <groupId>com.alibaba.csp</groupId>
                <artifactId>sentinel-datasource-nacos</artifactId>
            </dependency>
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-netflix-hystrix</artifactId>
            </dependency <dependency>
                <groupId>de.codecentric</groupId>
                <artifactId>spring-boot-admin-starter-client</artifactId>
                <version>2.3.1</version>
            </dependency>
            <dependency>
                <groupId>io.jsonwebtoken</groupId>
                <artifactId>jjwt-jackson</artifactId>
                <version>0.11.2</version>
            </dependency>
            <dependency>
                <groupId>org.apache.commons</groupId>
                <artifactId>commons-lang3</artifactId>
            </dependency>
            <dependency>
                <groupId>org.projectlombok</groupId>
                <artifactId>lombok</artifactId>
            </dependency>
        </dependencies>
    
        <build>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                    <configuration>
                        
                        <mainClass>com.hq.cloud.GatewayApplication</mainClass>
                        <layout>ZIP</layout>
                    </configuration>
                    <executions>
                        <execution>
                            <goals>
                                <goal>repackage</goal>
                            </goals>
                        </execution>
                    </executions>
                </plugin>
                <plugin>
                    <artifactId>maven-resources-plugin</artifactId>
                    <executions>
                        <execution>
                            <id>copy-resource</id>
                            <phase>package</phase>
                            <goals>
                                <goal>copy-resources</goal>
                            </goals>
                            <configuration>
                                <outputDirectory>${basedir}/target</outputDirectory>
                                <resources>
                                    <resource>
                                        
                                        <directory>${basedir}/</directory>
                                        <includes>
                                            <include>*.sh</include>
                                        </includes>
                                    </resource>
                                </resources>
                            </configuration>
                        </execution>
                    </executions>
                </plugin>
            </plugins>
        </build>
    </project>

gateway.yaml配置

spring:
      cloud:
        gateway:
          routes:
            - id: business-service-pay
              uri: lb://business-service-pay
              predicates:
                - Path=/pay/**
    
            - id: business-service-order
              uri: lb://business-service-order
              predicates:
                - Path=/order/**
            
            - id: business-service-nm
              uri: lb://business-service-nm
              predicates:
                - Path=/nm/**
    
            - id: business-service-electric
              uri: lb://business-service-electric
              predicates:
                - Path=/electric/**
            
            - id: business-service-user
              uri: lb://business-service-user
              predicates:
                - Path=/user/**
    
            - id: business-service-sys
              uri: lb://business-service-sys
              predicates:
                - Path=/sys/**
    
            - id: web-service-nmm
              uri: lb://web-service-nmm
              predicates:
                - Path=/old/**
    
            - id: hq-auth
              uri: lb://hq-auth
              predicates:
                - Path=/admin/auth/**
    
            - id: business-service-message
              uri: lb://business-service-message
              predicates:
                - Path=/message/**
    
          default-filters:
            - name: Hystrix
              args:
                id: Hystrix
                name: fallbackcmd
                fallbackUri: forward:/fallbackcmdpage # 失败后的跳转路径
    
    hystrix:
      command:
        fallbackcmd:
          execution:
            isolation:
              thread:
                #断路器的超时时间ms,默认1000
                timeoutInMilliseconds: 45000
          circuitBreaker:
            #是否启动熔断器，默认为true，false表示不要引入Hystrix。
            enabled: true
            #当在配置时间窗口内达到此数量的失败后，进行短路
            requestVolumeThreshold: 20
            #出错百分比阈值，当达到此阈值后，开始短路。默认50%）
            errorThresholdPercentage: 50%
            #短路多久以后开始尝试是否恢复，默认5s）-单位ms
            sleepWindowInMilliseconds: 10000

[nacos]: https://nacos.io/zh-cn/docs/what-is-nacos.html
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwMjUwMTIy_size_16_color_FFFFFF_t_70]: /images/20220829/947669e4a747434b95205d9b22b0cc92.png