dingshuangxi888 opened a new issue, #7226: URL: https://github.com/apache/rocketmq/issues/7226
### Before Creating the Enhancement Request - [X] I have confirmed that this should be classified as an enhancement rather than a bug/feature. ### Summary Filter tlvs in ppv2 which contents not are spec-compliant ASCII characters and space ### Motivation Filter tlvs in ppv2 which contents not are spec-compliant ASCII characters and space, to avoid the warnning logs in grpc-java. such as: Aug 21, 2023 5:42:14 PM io.grpc.internal.TransportFrameUtil toHttp2Headers WARNING: Metadata key=proxy_protocol_tlv_0x03, value=[58, 21, 63, 63] contains invalid ASCII characters ### Describe the Solution You'd Like Filter tlvs in ppv2 which contents not are spec-compliant ASCII characters and space. ### Describe Alternatives You've Considered No. ### Additional Context _No response_ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@rocketmq.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org