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raft: candidate should become leader directly if it is a one node cluster

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This commit is contained in:
Xiang Li
2014-05-28 11:55:07 -07:00
committed by Yicheng Qin
parent 0cdd1b58a4
commit 2066ff5acb
1 changed files with 4 additions and 1 deletions
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5
raft/raft.go
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@@ -204,7 +204,6 @@ func (sm *stateMachine) becomeCandidate() {
sm.term++
sm.vote = sm.addr
sm.state = stateCandidate
sm.poll(sm.addr, true)
}
func (sm *stateMachine) becomeLeader() {
@@ -228,6 +227,10 @@ func (sm *stateMachine) Step(m Message) {
switch m.Type {
case msgHup:
sm.becomeCandidate()
if sm.q() == sm.poll(sm.addr, true) {
sm.becomeLeader()
return
}
for i := 0; i < sm.k; i++ {
if i == sm.addr {
continue