The Spring Cloud Services Gateway

         

Micro services architecture system, the system architecture diagram after use API service gateway as follows:

The main role of API service gateway as follows:

• Unified access portal service
• Load balancing service access
• Service access routing functions

In SpringCloud based on Netflix and Zuul components to implement the API gateway function, the following first to build a service gateway project:

1. pom file

   

<parent>
　　<groupId>org.springframework.boot</groupId>
　　<artifactId>spring-boot-starter-parent</artifactId>
　　<version>2.1.3.RELEASE</version>
</parent>

 

<properties>
　　<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
　　<spring-cloud.version>Greenwich.RELEASE</spring-cloud.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>
　　</dependencies>
</dependencyManagement>

<dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-zuul</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>
      
    </dependencies>