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Merge pull request #4141 from ngaut/ngaut/refactor

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raft: Rename q() to quorum() which is more readable
This commit is contained in:
Xiang Li 2016-01-06 07:32:39 -08:00
commit eab052d5c4
1 changed files with 6 additions and 6 deletions
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12
raft/raft.go
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@ -239,7 +239,7 @@ func (r *raft) hasLeader() bool { return r.lead != None }
func (r *raft) softState() *SoftState { return &SoftState{Lead: r.lead, RaftState: r.state} }
func (r *raft) q() int { return len(r.prs)/2 + 1 }
func (r *raft) quorum() int { return len(r.prs)/2 + 1 }
func (r *raft) nodes() []uint64 {
nodes := make([]uint64, 0, len(r.prs))
@ -367,7 +367,7 @@ func (r *raft) maybeCommit() bool {
mis = append(mis, r.prs[id].Match)
}
sort.Sort(sort.Reverse(mis))
mci := mis[r.q()-1]
mci := mis[r.quorum()-1]
return r.raftLog.maybeCommit(mci, r.Term)
}
@ -489,7 +489,7 @@ func (r *raft) becomeLeader() {
func (r *raft) campaign() {
r.becomeCandidate()
if r.q() == r.poll(r.id, true) {
if r.quorum() == r.poll(r.id, true) {
r.becomeLeader()
return
}
@ -695,8 +695,8 @@ func stepCandidate(r *raft, m pb.Message) {
r.send(pb.Message{To: m.From, Type: pb.MsgVoteResp, Reject: true})
case pb.MsgVoteResp:
gr := r.poll(m.From, !m.Reject)
r.logger.Infof("%x [q:%d] has received %d votes and %d vote rejections", r.id, r.q(), gr, len(r.votes)-gr)
switch r.q() {
r.logger.Infof("%x [quorum:%d] has received %d votes and %d vote rejections", r.id, r.quorum(), gr, len(r.votes)-gr)
switch r.quorum() {
case gr:
r.becomeLeader()
r.bcastAppend()
@ -879,5 +879,5 @@ func (r *raft) checkQuorumActive() bool {
r.prs[id].RecentActive = false
}
return act >= r.q()
return act >= r.quorum()
}