multipart-issue-example

Minimal Spring Cloud Discovery + Gateway + REST Controller application showcasing the following issue: spring-cloud/spring-cloud-gateway#872

Usage

All projects should readily import into IntelliJ or Eclipse. Run Eureka, then Gateway, then Controller.

GET http://localhost:8888/controller/test/ should return 200 OK.

POST http://localhost:8888/controller/upload/ , or

POST http://localhost:8888/controller/uploadtodisk/

using one of the files generated through the below utilities will display the issue where the following exception occurs:

org.springframework.web.multipart.support.MissingServletRequestPartException: Required request part 'file' is not present

Versions

- Spring Cloud: Finchley.SR2

- Spring Boot: 2.0.6.RELEASE

- Gradle: 5.2.1

- Java: 
java version "1.8.0_202"
Java(TM) SE Runtime Environment (build 1.8.0_202-b08)
Java HotSpot(TM) 64-Bit Server VM (build 25.202-b08, mixed mode)

Creating empty files for testing purposes

Windows

fsutil file createnew 5M.txt 5242880     # 5MB
fsutil file createnew 100M.txt 104857600 # 100MB
fsutil file createnew 1g.txt 1073741824  # 1G

Linux-based

dd if=/dev/zero of=5M.txt bs=5M count=1      # 5MB
dd if=/dev/zero of=100M.txt bs=100M count=1  # 100MB
dd if=/dev/zero of=1G.txt bs=1G count=1      # 1G