netflix-zuul.md

Read more about Netflix Zuul

Netflix Zuul provides edge services for dynamic routing, monitoring, resiliency, and security.

Netflix Zuul provides front-door protection for microservice providers in a microservice architecture that provides REST APIs through a unified service gateway, while migrating rights to these heavier non-business logic content to the service routing layer Clusters can have higher reusability and testability.

Build Zuul service

• Build mvn and name it zuul, core dependencies:

   <dependency>
      <groupId>org.springframework.cloud</groupId>
      <artifactId>spring-cloud-starter-zuul</artifactId>
  </dependency>       
  

• Start the configuration server by adding @EnableZuulProxy in the Application class of application entry

  @SpringBootApplication
  @EnableDiscoveryClient
  @EnableZuulProxy
  public class GatewayApplication {
   
      public static void main(String[] args) {
          SpringApplication.run(GatewayApplication.class, args);
      }
  }     
  

• Configuration

  server:
    port: 5000
   
  spring:
    application:
      name: zuul
   
  eureka:
    client:
      service-url:
        defaultZone: http://${EUREKA_HOST}:${EUREKA_PORT}/eureka/
   
  hystrix:
    command:
      default:
        execution:
          isolation:
            thread:
              timeoutInMilliseconds: 20000
   
  ribbon:
    ReadTimeout: 20000
    ConnectTimeout: 20000
   
  zuul:
    ignoredServices: '*'
    host:
      connect-timeout-millis: 20000
      socket-timeout-millis: 20000
   
    routes:
      routes:
      demo:
        path: /demo/**
        serviceId: eureka-service
        stripPrefix: false
        sensitiveHeaders: Cookie,Set-Cookie,Authorization
      user:
        path: /user/**
        serviceId: eureka-service
        stripPrefix: false
        sensitiveHeaders: Cookie,Set-Cookie,Authorization
      outer:
        path: /baidu/**
        url: http://www.baidu.com
  

  EUREKA_HOST: registry ip

  EUREKA_PORT: registry interface

• Address

  http://DOCKER_HOST:DOCKER_PORT/feign