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raft: isStateEqual -> isHardStateEqual, IsEmptyState -> IsEmptyHardState

release-2.0
Yicheng Qin 2014-09-16 13:55:00 -07:00
parent 023dc7cba2
commit de21c39ca5
4 changed files with 10 additions and 10 deletions
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2
raft/example_test.go
View File

@ -19,7 +19,7 @@ func Example_Node() {
for {
// ReadState blocks until there is new state ready.
rd := <-n.Ready()
if !isStateEqual(prev, rd.HardState) {
if !isHardStateEqual(prev, rd.HardState) {
saveStateToDisk(rd.HardState)
prev = rd.HardState
}

12
raft/node.go
View File

@ -52,16 +52,16 @@ type Ready struct {
Messages []pb.Message
}
func isStateEqual(a, b pb.HardState) bool {
func isHardStateEqual(a, b pb.HardState) bool {
return a.Term == b.Term && a.Vote == b.Vote && a.Commit == b.Commit
}
func IsEmptyState(st pb.HardState) bool {
return isStateEqual(st, emptyState)
func IsEmptyHardState(st pb.HardState) bool {
return isHardStateEqual(st, emptyState)
}
func (rd Ready) containsUpdates() bool {
return rd.SoftState != nil || !IsEmptyState(rd.HardState) || len(rd.Entries) > 0 || len(rd.CommittedEntries) > 0 || len(rd.Messages) > 0
return rd.SoftState != nil || !IsEmptyHardState(rd.HardState) || len(rd.Entries) > 0 || len(rd.CommittedEntries) > 0 || len(rd.Messages) > 0
}
type Node struct {
@ -145,7 +145,7 @@ func (n *Node) run(r *raft) {
if rd.SoftState != nil {
prevSoftSt = rd.SoftState
}
if !IsEmptyState(rd.HardState) {
if !IsEmptyHardState(rd.HardState) {
prevHardSt = rd.HardState
}
r.raftLog.resetNextEnts()
@ -207,7 +207,7 @@ func newReady(r *raft, prevSoftSt *SoftState, prevHardSt pb.HardState) Ready {
if softSt := r.softState(); !softSt.equal(prevSoftSt) {
rd.SoftState = softSt
}
if !isStateEqual(r.HardState, prevHardSt) {
if !isHardStateEqual(r.HardState, prevHardSt) {
rd.HardState = r.HardState
}
return rd

4
raft/node_test.go
View File

@ -209,8 +209,8 @@ func TestIsStateEqual(t *testing.T) {
}
for i, tt := range tests {
if isStateEqual(tt.st, emptyState) != tt.we {
t.Errorf("#%d, equal = %v, want %v", i, isStateEqual(tt.st, emptyState), tt.we)
if isHardStateEqual(tt.st, emptyState) != tt.we {
t.Errorf("#%d, equal = %v, want %v", i, isHardStateEqual(tt.st, emptyState), tt.we)
}
}
}

2
wal/wal.go
View File

@ -265,7 +265,7 @@ func (w *WAL) SaveEntry(e *raftpb.Entry) error {
}
func (w *WAL) SaveState(s *raftpb.HardState) error {
if raft.IsEmptyState(*s) {
if raft.IsEmptyHardState(*s) {
return nil
}
log.Printf("path=%s wal.saveState state=\"%+v\"", w.f.Name(), s)