Spring Boot 2 with Netflix Zuul 无法正常工作?



我有一个非常简单的 Zuul 应用程序,我正在尝试运行它,只是为了让事情起步,没有过滤器或任何类似的东西。 我只是想为我想要测试的服务运行一个简单的直通。但是,似乎并没有创建 Zuul 映射或路由,我只是为我的所有请求都得到了 404。

对于我的 zuul 边缘服务器,这是我的设置:

绒球.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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.example</groupId>
<artifactId>gzuul</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>gzuul</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.5.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Finchley.SR1</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-zuul</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<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>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>

</project>

应用.yml :

server:
port: 8084
management:
endpoints:
web:
exposure:
include: "*"
endpoint:
mappings:
enabled: true
routes:
enabled: true
zuul:
routes:
invoicing:
path: /invoicing/**
url: [url that I know works]/invoicing

而我的"主"类:

package com.example.gzuul;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
@EnableZuulProxy
@SpringBootApplication
public class GzuulApplication {
public static void main(String[] args) {
SpringApplication.run(GzuulApplication.class, args);
}
}

所以,是的,整体设置非常简单。

但是,每当我尝试访问像 localhost:8084/invoicing/[一些要传递的东西] 这样的 url 时,我都会收到以下错误:

2018-09-17 11:55:19.625 DEBUG 34902 --- [nio-8084-exec-1] s.b.a.e.w.s.WebMvcEndpointHandlerMapping : Looking up handler method for path /invoicing/v1/invoice/7900007809
2018-09-17 11:55:19.629 DEBUG 34902 --- [nio-8084-exec-1] s.b.a.e.w.s.WebMvcEndpointHandlerMapping : Did not find handler method for [/invoicing/v1/invoice/7900007809]
2018-09-17 11:55:19.629 DEBUG 34902 --- [nio-8084-exec-1] a.e.w.s.ControllerEndpointHandlerMapping : Looking up handler method for path /invoicing/v1/invoice/7900007809
2018-09-17 11:55:19.629 DEBUG 34902 --- [nio-8084-exec-1] a.e.w.s.ControllerEndpointHandlerMapping : Did not find handler method for [/invoicing/v1/invoice/7900007809]

此外,尝试访问/actuator/routes 也会带回 404。

任何帮助将不胜感激,如果上述还不够,可以提供更多信息。

更奇怪的是,Zuul在您的应用程序中的行为,您是否缺少一些可能来自其他位置的配置(例如zuul.prefix server.prefix...(?

查看您的配置: zuul: routes: invoicing: path: /invoicing/** url: [url that I know works]/invoicing

这意味着所有从zuul-server/invoicing/**调用都应该路由到[back-server-url]/invoicing/**,所以在你的输出中,[zuul-server]/invoicing/v1/invoice/7900007809应该路由到[back-server-url]/invoicing/v1/invoice/7900007809not find handler method,这是否意味着[back-server-url]/invoicing/v1/invoice/7900007809不可用?

顺便说一句 1.您可以在应用程序启动期间检查输出,它应该打印ZUUL和执行器设置的URL映射,这对于调试相同的问题很有用。2.spring-cloud-starter-netflix-zuul实际上默认具有RibbonHystrixActuator依赖项,actuator应该可以工作,您可以检查/actuator/health

好的,所以,我找到了答案。出于某种原因,我的 MVN 构建下载了一组伪造的 Zuul jar,在进行"清理"时会给我一些糟糕的 LOC 标头错误。 擦除了我的本地 maven 存储库缓存并再次构建,现在一切正常。

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