func startNode(cfg *ServerConfig, ids []types.ID) (id types.ID, n raft.Node, s *raft.MemoryStorage, w *wal.WAL) {
var err error
member := cfg.Cluster.MemberByName(cfg.Name)
metadata := pbutil.MustMarshal(
&pb.Metadata{
NodeID: uint64(member.ID),
ClusterID: uint64(cfg.Cluster.ID()),
},
)
if err := os.MkdirAll(cfg.SnapDir(), privateDirMode); err != nil {
log.Fatalf("etcdserver create snapshot directory error: %v", err)
}
if w, err = wal.Create(cfg.WALDir(), metadata); err != nil {
log.Fatalf("etcdserver: create wal error: %v", err)
}
peers := make([]raft.Peer, len(ids))
for i, id := range ids {
ctx, err := json.Marshal((*cfg.Cluster).Member(id))
if err != nil {
log.Panicf("marshal member should never fail: %v", err)
}
peers[i] = raft.Peer{ID: uint64(id), Context: ctx}
}
id = member.ID
log.Printf("etcdserver: start member %s in cluster %s", id, cfg.Cluster.ID())
s = raft.NewMemoryStorage()
n = raft.StartNode(uint64(id), peers, cfg.ElectionTicks, 1, s)
raftStatus = n.Status
return
}
func startNode(id uint64, peers []raft.Peer, iface iface) *node {
st := raft.NewMemoryStorage()
rn := raft.StartNode(id, peers, 10, 1, st)
n := &node{
Node: rn,
id: id,
storage: st,
iface: iface,
pausec: make(chan bool),
}
n.start()
return n
}