apps/redis-go
0
0
Fork 0
mirror of https://github.com/HDT3213/godis.git synced 2025-11-02 21:04:01 +08:00
Code Issues Packages Projects Releases Wiki Activity

recover master slave relationship after restart

Browse Source
This commit is contained in:
finley
2025-06-01 22:31:58 +08:00
parent 2562ad10a0
commit 325ec10326
6 changed files with 65 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
cluster/core/core.go
View File

@@ -113,6 +113,29 @@ func NewCluster(cfg *Config) (*Cluster, error) {
if err != nil {
return nil, err
}
cluster := &Cluster{
raftNode: raftNode,
db: db,
connections: connections,
config: cfg,
rebalanceManger: newRebalanceManager(),
slotsManager: newSlotsManager(),
transactions: newTransactionManager(),
replicaManager: newReplicaManager(),
closeChan: make(chan struct{}),
}
cluster.pickNodeImpl = func(slotID uint32) string {
return defaultPickNodeImpl(cluster, slotID)
}
cluster.getSlotImpl = func(key string) uint32 {
return defaultGetSlotImpl(cluster, key)
}
cluster.injectInsertCallback()
cluster.injectDeleteCallback()
cluster.registerOnFailover()
// setup
hasState, err := raftNode.HasExistingState()
if err != nil {
return nil, err
@@ -140,34 +163,23 @@ func NewCluster(cfg *Config) (*Cluster, error) {
return nil, err
}
}
} else {
masterAddr := cluster.raftNode.FSM.GetMaster(cluster.SelfID())
if masterAddr != "" {
err := cluster.SlaveOf(masterAddr)
if err != nil {
panic(err)
}
}
}
cluster := &Cluster{
raftNode: raftNode,
db: db,
connections: connections,
config: cfg,
rebalanceManger: newRebalanceManager(),
slotsManager: newSlotsManager(),
transactions: newTransactionManager(),
replicaManager: newReplicaManager(),
closeChan: make(chan struct{}),
}
cluster.pickNodeImpl = func(slotID uint32) string {
return defaultPickNodeImpl(cluster, slotID)
}
cluster.getSlotImpl = func(key string) uint32 {
return defaultGetSlotImpl(cluster, key)
}
cluster.injectInsertCallback()
cluster.injectDeleteCallback()
cluster.registerOnFailover()
go cluster.clusterCron()
return cluster, nil
}
// AfterClientClose does some clean after client close connection
func (cluster *Cluster) AfterClientClose(c redis.Connection) {
cluster.db.AfterClientClose(c)
}
func (cluster *Cluster) Close() {