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fix(meta): check and rename old raft dir if exist. #1000187608

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Signed-off-by: Victor1319 <zengxuewei@oppo.com>
This commit is contained in:
Victor1319 2025-06-20 10:29:30 +08:00
parent dcae713926
commit 634769f90c
4 changed files with 41 additions and 15 deletions
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3
metanode/manager.go
View File

@ -686,13 +686,14 @@ func (m *metadataManager) loadPartitions() (err error) {
}
syslog.Println("Start loadPartitions!!!")
var wg sync.WaitGroup
curTime := "_" + time.Now().Format(StaleMetadataTimeFormat)
for _, fileInfo := range fileInfoList {
if fileInfo.IsDir() && strings.HasPrefix(fileInfo.Name(), partitionPrefix) {
if isExpiredPartition(fileInfo.Name(), metaNodeInfo.PersistenceMetaPartitions) {
log.LogErrorf("loadPartitions: find expired partition[%s], rename it and you can delete it manually",
fileInfo.Name())
oldName := path.Join(m.rootDir, fileInfo.Name())
newName := path.Join(m.rootDir, ExpiredPartitionPrefix+fileInfo.Name())
newName := path.Join(m.rootDir, ExpiredPartitionPrefix+fileInfo.Name()+curTime)
os.Rename(oldName, newName)
continue
}

13
metanode/partition.go
View File

@ -870,7 +870,7 @@ func (mp *metaPartition) onStart(isCreate bool) (err error) {
log.LogWarnf("[before raft] get mp[%v] applied(%d),inodeCount(%d),dentryCount(%d)", mp.config.PartitionId, mp.applyID, mp.inodeTree.Len(), mp.dentryTree.Len())
if err = mp.startRaft(); err != nil {
if err = mp.startRaft(isCreate); err != nil {
err = errors.NewErrorf("[onStart] start raft id=%d: %s",
mp.config.PartitionId, err.Error())
return
@ -900,7 +900,7 @@ func (mp *metaPartition) onStop() {
}
}
func (mp *metaPartition) startRaft() (err error) {
func (mp *metaPartition) startRaft(isCreate bool) (err error) {
var (
heartbeatPort int
replicaPort int
@ -934,10 +934,11 @@ func (mp *metaPartition) startRaft() (err error) {
log.LogInfof("start partition id=%d,applyID:%v raft peers: %s",
mp.config.PartitionId, mp.applyID, peers)
pc := &raftstore.PartitionConfig{
ID: mp.config.PartitionId,
Applied: mp.applyID,
Peers: peers,
SM: mp,
ID: mp.config.PartitionId,
Applied: mp.applyID,
Peers: peers,
SM: mp,
IsCreate: isCreate,
}
mp.raftPartition, err = mp.config.RaftStore.CreatePartition(pc)
if err == nil {

15
raftstore/config.go
View File

@ -64,13 +64,14 @@ type PeerAddress struct {
// PartitionConfig defines the configuration properties for the partitions.
type PartitionConfig struct {
ID uint64
Applied uint64
Leader uint64
Term uint64
Peers []PeerAddress
SM PartitionFsm
WalPath string
ID uint64
Applied uint64
Leader uint64
Term uint64
Peers []PeerAddress
SM PartitionFsm
WalPath string
IsCreate bool
}
func (p PeerAddress) String() string {

25
raftstore/raftstore.go
View File

@ -164,6 +164,28 @@ func (s *raftStore) CreatePartition(cfg *PartitionConfig) (p Partition, err erro
walPath = path.Join(cfg.WalPath, "wal_"+strconv.FormatUint(cfg.ID, 10))
}
if cfg.IsCreate {
logger.Warn("action[raftstore:CreatePartition] check old dir exist, raft[%v], wal %v",
cfg.ID, walPath)
if _, err = os.Stat(walPath); err != nil {
if !os.IsNotExist(err) {
logger.Warn("action[raftstore:CreatePartition] raft[%v], wal %v, err %s", cfg.ID, walPath, err.Error())
return nil, err
}
} else {
curTime := time.Now().Format("20060102150405.000000000")
backDirName := walPath + "_" + curTime + "_old"
if err = os.Rename(walPath, backDirName); err != nil {
logger.Warn("action[raftstore:CreatePartition] rename old failed, raft[%v], wal %v, old %v, err %s",
cfg.ID, walPath, backDirName, err.Error())
return nil, err
}
logger.Warn("action[raftstore:CreatePartition] rename old succ, raft[%v], wal %v, old %v",
cfg.ID, walPath, backDirName)
}
}
wc := &wal.Config{}
ws, err := wal.NewStorage(walPath, wc)
if err != nil {
@ -179,7 +201,8 @@ func (s *raftStore) CreatePartition(cfg *PartitionConfig) (p Partition, err erro
peerAddress.ReplicaPort,
)
}
logger.Info("action[raftstore:CreatePartition] raft config applied [%v] id:%d", cfg.Applied, cfg.ID)
logger.Info("action[raftstore:CreatePartition] raft config applied [%v] id:%d, isCreate %v",
cfg.Applied, cfg.ID, cfg.IsCreate)
rc := &raft.RaftConfig{
ID: cfg.ID,
Peers: peers,