tomcat版本:7.0.93
报错信息如下:
Note: further occurrences of HTTP header parsing errors will be logged at DEBUG level.
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.InternalInputBuffer.parseRequestLine(InternalInputBuffer.java:194)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1050)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:317)
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)
具体分析如下:
tomcat添加了对header请求头的验证,因请求路径中带有[]{}等字符,所以无法通过校验。
解决方案:
1、去除URL中的特殊字符;
2、使用 Post 方法提交数据
3、更换低版本的Tomcat来规避这种问题。
4、在 conf/catalina.properties 添加或者修改:
tomcat.util.http.parser.HttpParser.requestTargetAllow=|{}
该配置只对以上三种特定字符有效。
5、在 conf/server.xml <Connector> 节点下添加:
relaxedPathChars="|{}[],%"
relaxedQueryChars="|{}[],%"
如下:
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443"
relaxedPathChars="\"<>[\\]^`{|}"
relaxedQueryChars="\"<>[\\]^`{|}" />
如果是springboot项目则将webServerFactory方法加入到springboot启动类
@Configuration
public class TomcatConfig {
@Bean
public TomcatServletWebServerFactory webServerFactory() {
TomcatServletWebServerFactory factory = new TomcatServletWebServerFactory();
factory.addConnectorCustomizers((Connector connector) -> {
connector.setProperty("relaxedPathChars", "\"<>[\\]^`{|}");
connector.setProperty("relaxedQueryChars", "\"<>[\\]^`{|}");
});
return factory;
}
}
经测试之后,该问题解决!
ps :如何解决tomcat乱码问题
在Connector节点下添加属性 URIEncoding="UTF-8"即可。