Thanks. The error was on my end -- the header value included a trailing newline.
On Thu, Dec 15, 2022 at 10:59 PM Mark Thomas <ma...@apache.org> wrote: > > Got it thanks. > > I can see what the problem is now. > > The line ending for the If-None-Match header is CR. It should be CRLF. > > RFC 7230 does allow servers to accept just LF (Tomcat does) but a bare > CR is not acceptable. It Tomcat sees a CR followed by anything other > than a LF that will trigger a 400 response. > > Earlier Tomcat versions were more lenient but we have tightened things > up over time - usually in response to request smuggling concerns. > > CR 0x0d carriage return > LF 0x0a line fine > > HTH, > > Mark > > > On 15/12/2022 21:23, Mark Thomas wrote: > > Sounds good. Could you send it directly to me again please. > > > > Thanks. > > > > Mark > > > > > > On 15/12/2022 20:15, Martynas Jusevičius wrote: > >> OK, I think I got them. > >> > >> GET /default-subject is the request with the If-None-Match header. > >> > >> On Thu, Dec 15, 2022 at 9:11 PM Mark Thomas <ma...@apache.org> wrote: > >>> > >>> Thanks, I have the pcap file. > >>> > >>> It looks to be the right network connection as it shows the start of a > >>> connection to port 8080. > >>> > >>> However, it only contains the first packet. I need at least all the > >>> packets up to the point the HTTP request is sent and ideally all the > >>> packets from the connection. > >>> > >>> If you can capture more packets, I think we'll have what we need. > >>> > >>> Mark > >>> > >>> > >>> > >>> On 15/12/2022 20:03, Mark Thomas wrote: > >>>> Hi Martynas, > >>>> > >>>> The list strips (nearly all) attachments. Please send it to me directly > >>>> and I'll let you know if it is what we need. > >>>> > >>>> Mark > >>>> > >>>> > >>>> On 15/12/2022 19:51, Martynas Jusevičius wrote: > >>>>> Hi Mark, > >>>>> > >>>>> I've captured something using > >>>>> https://github.com/nicolaka/netshoot#tcpdump (attached as a .pcap > >>>>> file), but I'm not sure it's correct and/or what you need. > >>>>> > >>>>> If you gave me some instructions, that would be easier. My app is > >>>>> running in a Docker container, the request comes from a script on WSL > >>>>> 2 Ubuntu. > >>>>> > >>>>> Martynas > >>>>> > >>>>> On Thu, Dec 15, 2022 at 6:45 PM Mark Thomas <ma...@apache.org> wrote: > >>>>>> > >>>>>> Hard to tell from the data posted. > >>>>>> > >>>>>> What we really need to see are the bytes on the wire for a failed > >>>>>> request. Can you capture that with wireshark (or similar) and post > >>>>>> what > >>>>>> you find? > >>>>>> > >>>>>> Mark > >>>>>> > >>>>>> > >>>>>> On 15/12/2022 16:17, Martynas Jusevičius wrote: > >>>>>>> Hi, > >>>>>>> > >>>>>>> After upgrading from 9.0.59 to 10.1.4, I've started getting these > >>>>>>> kind > >>>>>>> of errors: > >>>>>>> > >>>>>>> java.lang.IllegalArgumentException: The HTTP header line > >>>>>>> [if-none-match:"e76590d5""] does not conform to RFC 7230 and has > >>>>>>> been > >>>>>>> ignored. > >>>>>>> at > >>>>>>> org.apache.coyote.http11.Http11InputBuffer.skipLine(Http11InputBuffer.java:1093) > >>>>>>> at > >>>>>>> org.apache.coyote.http11.Http11InputBuffer.parseHeader(Http11InputBuffer.java:991) > >>>>>>> at > >>>>>>> org.apache.coyote.http11.Http11InputBuffer.parseHeaders(Http11InputBuffer.java:604) > >>>>>>> at > >>>>>>> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:295) > >>>>>>> at > >>>>>>> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) > >>>>>>> at > >>>>>>> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:859) > >>>>>>> at > >>>>>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1734) > >>>>>>> at > >>>>>>> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) > >>>>>>> at > >>>>>>> org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) > >>>>>>> at > >>>>>>> org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) > >>>>>>> at > >>>>>>> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) > >>>>>>> at java.base/java.lang.Thread.run(Thread.java:833) > >>>>>>> > >>>>>>> Request headers look like this: > >>>>>>> > >>>>>>> GET /default-subject HTTP/1.1 > >>>>>>> Host: localhost:8080 > >>>>>>> User-Agent: curl/7.58.0 > >>>>>>> Accept: application/n-triples > >>>>>>> If-None-Match: "e76590d5" > >>>>>>> > >>>>>>> Can someone please explain to me what the problem is here? I > >>>>>>> guess the > >>>>>>> Tomcat doesn't like the ETag value, but why? > >>>>>>> > >>>>>>> Thanks. > >>>>>>> > >>>>>>> Martynas > >>>>>>> > >>>>>>> --------------------------------------------------------------------- > >>>>>>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >>>>>>> For additional commands, e-mail: users-h...@tomcat.apache.org > >>>>>>> > >>>>>> > >>>>>> --------------------------------------------------------------------- > >>>>>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >>>>>> For additional commands, e-mail: users-h...@tomcat.apache.org > >>>>>> > >>>>> > >>>>> > >>>>> > >>>>> --------------------------------------------------------------------- > >>>>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >>>>> For additional commands, e-mail: users-h...@tomcat.apache.org > >>>> > >>>> --------------------------------------------------------------------- > >>>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >>>> For additional commands, e-mail: users-h...@tomcat.apache.org > >>>> > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >>> For additional commands, e-mail: users-h...@tomcat.apache.org > >>> > >> > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >> For additional commands, e-mail: users-h...@tomcat.apache.org > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > > For additional commands, e-mail: users-h...@tomcat.apache.org > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
