Hi Aayush, Thanks for the report. I'm sure I've seen this problem reported already, let me dig the archives.
Basically you're saying that accepted TLS protocol has been changed from TLSv2 to TLSv3, is that correct? Best, Andor On Wed, 2024-11-27 at 17:14 +0000, Aayush Gupta wrote: > > Hii , > > We upgraded from Zookeeper 3.9.1 to 3.9.2. TLS was configured before > the upgrade. No TLS version specified as part of zoo.cfg. Post > upgrade, client to server connection is broken with TLS error (The > client supported protocol versions [TLSv1.2, TLSv1.1, TLSv1] are not > accepted by server preferences [TLS13]). Looking at the logs, client > is using TLS 1.2 and but it looks like server is forcing to use TLS > 1.3. Its IBM JDK. Post this, made below changes to zoo.cfg and > client-server connection worked fine. ssl.protocol=TLSv1.2. Is this > a new change in 3.9.2 which forces to use 1.3 by default? > > Also , we have raised a Jira. > > https://issues.apache.org/jira/browse/ZOOKEEPER-4888 > > We would really appreciate if we could get a quick solution to the > issue. > > Thanks, > Aayush > > > > > — > Aayush Gupta > Software Engineer II > Precisely.com > > p > > ATTENTION: ----- > The information contained in this message (including any files > transmitted with this message) may contain proprietary, trade secret > or other confidential and/or legally privileged information. Any > pricing information contained in this message or in any files > transmitted with this message is always confidential and cannot be > shared with any third parties without prior written approval from > Precisely. This message is intended to be read only by the individual > or entity to whom it is addressed or by their designee. If the reader > of this message is not the intended recipient, you are on notice that > any use, disclosure, copying or distribution of this message, in any > form, is strictly prohibited. If you have received this message in > error, please immediately notify the sender and/or Precisely and > destroy all copies of this message in your possession, custody or > control.
