Mirroristas/etcd
2
0
Fork 0
mirror of https://github.com/etcd-io/etcd.git synced 2024-09-27 06:25:44 +00:00
Code Issues Packages Projects Releases Wiki Activity

server: panic when fail to save in wal

Browse Source
This commit is contained in:
Yicheng Qin 2014-08-03 09:51:52 -07:00
parent 2d870fa65b
commit 943fede19c
1 changed files with 15 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
etcd/participant.go
View File

@ -120,7 +120,9 @@ func newParticipant(id int64, pubAddr string, raftPubAddr string, dir string, cl
if w, err = wal.New(walPath); err != nil {
return nil, err
}
w.SaveInfo(p.id)
if err = w.SaveInfo(p.id); err != nil {
return nil, err
}
p.node.Node = raft.New(p.id, defaultHeartbeat, defaultElection)
log.Printf("id=%x participant.new path=%s\n", p.id, walPath)
} else {
@ -131,7 +133,7 @@ func newParticipant(id int64, pubAddr string, raftPubAddr string, dir string, cl
p.id = n.Id
p.node.Node = raft.Recover(n.Id, n.Ents, n.State, defaultHeartbeat, defaultElection)
p.apply(p.node.Next())
log.Printf("id=%x participant.load path=%s\n", p.id, walPath)
log.Printf("id=%x participant.load path=%s state=\"%+v\" len(ents)=%d", p.id, walPath, n.State, len(n.Ents))
}
p.w = w
@ -147,6 +149,8 @@ func newParticipant(id int64, pubAddr string, raftPubAddr string, dir string, cl
}
func (p *participant) run() int64 {
defer p.w.Close()
if p.node.IsEmpty() {
seeds := p.peerHub.getSeeds()
if len(seeds) == 0 {
@ -220,7 +224,6 @@ func (p *participant) stop() {
}
p.stopped = true
close(p.stopc)
p.w.Close()
}
func (p *participant) raftHandler() http.Handler {
@ -364,12 +367,18 @@ func (p *participant) apply(ents []raft.Entry) {
func (p *participant) save(ents []raft.Entry, state raft.State) {
for _, ent := range ents {
p.w.SaveEntry(&ent)
if err := p.w.SaveEntry(&ent); err != nil {
log.Panicf("id=%x participant.save saveEntryErr=%q", p.id, err)
}
}
if state != raft.EmptyState {
p.w.SaveState(&state)
if err := p.w.SaveState(&state); err != nil {
log.Panicf("id=%x participant.save saveStateErr=%q", p.id, err)
}
}
if err := p.w.Sync(); err != nil {
log.Panicf("id=%x participant.save syncErr=%q", p.id, err)
}
p.w.Sync()
}