Jiangjie Qin created KAFKA-3036:
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Summary: Add up-conversion and down-conversion of ProducerRequest
and FetchRequest to broker.
Key: KAFKA-3036
URL: https://issues.apache.org/jira/browse/KAFKA-3036
Project: Kafka
Issue Type: Sub-task
Reporter: Jiangjie Qin
Assignee: Jiangjie Qin
This ticket will implement the necessary up-conversion and down-conversion for
protocol migration in KIP-31 and KIP-32.
https://cwiki.apache.org/confluence/display/KAFKA/KIP-32+-+Add+CreateTime+and+LogAppendTime+to+Kafka+message
As a short summary:
1. When message.format.version=0, down-convert MessageAndOffset v1 to
MessageAndOffset v0 when receives ProduceRequest v2
2. When message.format.version=1
a. up-convert MessageAndOffset v0 to MessageAndOffset v1 when receives
ProduceRequest v1
b. down-convert MessageAndOffst v1 to MessageAndOffset v0 when receives
FetchRequest v1
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