How spring cloud fixes zuul cross domain configuration exceptions

• Java

preface

This article mainly introduces how to solve the exceptions in zuul's cross domain configuration, and shares them for your reference and learning. I won't say more below. Let's take a look at the detailed introduction together.

abnormal

example

programme

When multiple requests are made, these headers will be brought back, and then the interface requesting zuul forwarding is written again, resulting in duplication. The scheme is to filter these headers when zuul forwarding, such as

summary

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doc

Zuul Access-Control-* Headers are duplicated

Zuul Proxy CORS header contains multiple values,headers repeated twice - Java Spring Boot CORS filter config

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