raft_serverpb: add an extra `ExtraMessage::MsgAckCommittedIndex` to get committed index.

pingcap / kvproto

Protocol buffer files for TiKV

Apache License 2.0

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raft_serverpb: add an extra `ExtraMessage::MsgAckCommittedIndex` to get committed index. #1240

Closed LykxSassinator closed 7 months ago

LykxSassinator commented 7 months ago

Description

Ref: https://github.com/tikv/tikv/issues/16800 Add an extra MsgAckCommittedIndex message to let peer have the ability of fetching the committed index from the leader.

LykxSassinator commented 7 months ago

/cc @overvenus @glorv @SpadeA-Tang