Tomcat:The valid characters are defined in RFC 7230 and RFC 3986 问题处理

前段时间遇到这个问题:

包含json字符串类型的参数的http请求失败,返回状态码400,提示invalid character found in the request target。

Tomcat在 7.0.73, 8.0.39, 8.5.7 版本后,添加了对于http头的验证。

新版本的Apache-tomcat-基本都覆盖在内的,好 我们直接贴解决方法:

一:异常如下

java.lang.IllegalArgumentException: Invalid character found in the request target. The valid characters are defined in RFC 7230 and RFC 3986
at org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:483)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:684)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
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)

二:解决问题方式一

[zcjw@iZbp1f0xuq9rc41s6gdvfyZ conf]$ pwd
/usr/local/www/zcjw/apache-tomcat-8.5.43/conf

[zcjw@iZbp1f0xuq9rc41s6gdvfyZ conf]$ vi server.xml

修改成如下:
<Connector port="9199" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443"
			   relaxedQueryChars="[]|"
			   relaxedPathChars="[]|"
			   URIEncoding="UTF-8" />

加上这两项,URLEncoding 没有的话也要加上的

relaxedQueryChars="[]|"
relaxedPathChars="[]|"

问题处理成功。

三:解决问题方式二

[zcjw@iZbp1f0xuq9rc41s6gdvfyZ conf]$ pwd
/usr/local/www/zcjw/apache-tomcat-8.5.43/conf

[zcjw@iZbp1f0xuq9rc41s6gdvfyZ conf]$ vi catalina.properties

#修改成如下:
tomcat.util.http.parser.HttpParser.requestTargetAllow=|{}?&

重启,然并卵 :
再试Tomcat VM启动时加上这个:

[zcjw@iZbp1f0xuq9rc41s6gdvfyZ bin]$ ./startup.sh -Dcatalina.config /usr/local/www/zcjw/apache-tomcat-8.5.43/conf/catalina.properties

发现更改 catalina.properties 的方式根本没有用,或者不是这么用的。请在评论告诉我

方式二失败

推荐大家使用方式一

参考来源:接口访问报错:The valid characters are defined in RFC 7230 and RFC 3986

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