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SpringBoot出现 java.lang.IllegalArgumentException: Request header is too large 解决方法

热度:23   发布时间:2024-02-23 02:29:32.0

问题分析:

请求头超过了tomcat的限值。本来post请求是没有参数大小限制,但是服务器有自己的默认大小。

09:33:23 [http-nio-8082-exec-1] INFO  o.a.coyote.http11.Http11Processor - Error parsing HTTP request headerNote: further occurrences of HTTP request parsing errors will be logged at DEBUG level.
java.lang.IllegalArgumentException: Request header is too largeat org.apache.coyote.http11.Http11InputBuffer.fill(Http11InputBuffer.java:720)at org.apache.coyote.http11.Http11InputBuffer.parseHeader(Http11InputBuffer.java:867)at org.apache.coyote.http11.Http11InputBuffer.parseHeaders(Http11InputBuffer.java:563)at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:311)at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:836)at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1747)at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)at java.lang.Thread.run(Thread.java:748)

问题分析:

请求头超过了tomcat的限值。本来post请求是没有参数大小限制,但是服务器有自己的默认大小。

解决方案Tomcat项目:

(1) 修改 tomcat 的 server.xml 的配置文件,增加 请求字段长度。

 <Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"  maxPostSize="0" maxHttpHeaderSize ="102400" RIEncoding="UTF-8"/> 

处加上maxHttpHeaderSize ="102400"

maxPostSize设置为0,不限制

 

如果是spring boot项目(注意各个版本可能稍有不同):

server:
  port: 8082
  max-http-header-size: 102400
  tomcat:
    max-http-post-size: 10MB