avoid infinite loop WaitUntilConnected() (#3431)

https://github.com/seaweedfs/seaweedfs/issues/3421
This commit is contained in:
Konstantin Lebedev 2022-08-12 01:03:26 +03:00 committed by GitHub
parent 53b601616c
commit 4d4cd0948d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 5 additions and 7 deletions

View file

@ -276,11 +276,9 @@ func (ms *MasterServer) startAdminScripts() {
go commandEnv.MasterClient.KeepConnectedToMaster()
go func() {
commandEnv.MasterClient.WaitUntilConnected()
for {
time.Sleep(time.Duration(sleepMinutes) * time.Minute)
if ms.Topo.IsLeader() {
if ms.Topo.IsLeader() && ms.MasterClient.GetMaster() != "" {
shellOptions.FilerAddress = ms.GetOneFiler(cluster.FilerGroupName(*shellOptions.FilerGroup))
if shellOptions.FilerAddress == "" {
continue

View file

@ -93,7 +93,10 @@ func (mc *MasterClient) GetMasters() map[string]pb.ServerAddress {
}
func (mc *MasterClient) WaitUntilConnected() {
for mc.currentMaster == "" {
for {
if mc.currentMaster != "" {
return
}
time.Sleep(time.Duration(rand.Int31n(200)) * time.Millisecond)
}
}
@ -135,7 +138,6 @@ func (mc *MasterClient) FindLeaderFromOtherPeers(myMasterAddress pb.ServerAddres
func (mc *MasterClient) tryAllMasters() {
var nextHintedLeader pb.ServerAddress
for _, master := range mc.masters {
nextHintedLeader = mc.tryConnectToMaster(master)
for nextHintedLeader != "" {
nextHintedLeader = mc.tryConnectToMaster(nextHintedLeader)
@ -228,9 +230,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
}
}
}
}
})
if gprcErr != nil {
stats.MasterClientConnectCounter.WithLabelValues(stats.Failed).Inc()