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raft: use if statement to handle voteResp

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Xiang Li 2014-05-28 15:00:04 -07:00 committed by Yicheng Qin
parent b3de2b3450
commit 88674a623a
1 changed files with 4 additions and 10 deletions
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12
raft/raft.go
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@ -307,18 +307,12 @@ func (sm *stateMachine) Step(m Message) {
case msgApp:
handleAppendEntries()
case msgVote:
switch sm.vote {
case m.From:
sm.send(Message{To: m.From, Type: msgVoteResp, Index: sm.log.lastIndex()})
return
case none:
if sm.log.isUpToDate(m.Index, m.LogTerm) {
if (sm.vote == none || sm.vote == m.From) && sm.log.isUpToDate(m.Index, m.LogTerm) {
sm.vote = m.From
sm.send(Message{To: m.From, Type: msgVoteResp, Index: sm.log.lastIndex()})
return
}
}
} else {
sm.send(Message{To: m.From, Type: msgVoteResp, Index: -1})
}
}
}
}