-----Original Message----- From: Mark Thomas <ma...@apache.org> Sent: Wednesday, March 10, 2021 6:28 PM To: users@tomcat.apache.org Subject: Re: Embedded Tomcat 9.0.43 : WINDOW_UPDATE not sent when receiving http2 requests over unknown url
On 10/03/2021 05:26, Arshiya Shariff wrote: > Hi All, > We are using embedded tomcat version 9.0.43 in our application to transport > http/2 packets between 2 systems (h2c connection). All parameters used are > the tomcat defaults. > > We are facing the below issue : > > 1. Tomcat is not sending WINDOW_UPDATE when a request(payload > 65K) is > landed on an Unknown URL(which is not deployed as a servlet and not having a > servlet mapping). The same is working when request landed on an known > URL(which is deployed as a servlet and has an servlet mapping). > 2. Tomcat is listening on 1080 port, client is sending packet size of > > 65KB, but here tomcat receives only 65KB and not receiving full DATA, later > tomcat sends RST_STREAM, further no WINDOW_UPDATE, after that client is not > able to send DATA frames as there is no WINDOW_UPDATE from tomcat. > > > Kindly let us know whether it is a bug or not. >> Certainly looks like a bug. I'll investigate now... Just FYI: I was able to reproduce this issue on 8.5.64 and 9.0.44. I’m going to start doing some testing in earlier versions of 8.5 to see if the issue exist there as well as far as regressions. This e-mail may contain information that is privileged or confidential. If you are not the intended recipient, please delete the e-mail and any attachments and notify us immediately.
