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Fix data race updating ingress status (#1872)

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Manuel Alejandro de Brito Fontes 2018-01-02 17:43:25 -03:00 • committed by GitHub
parent da829748ec
commit a09527cf6d
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 14 additions and 22 deletions
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25
internal/ingress/status/status.go
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@ -52,7 +52,7 @@ const (
// Sync ...
type Sync interface {
Run(stopCh <-chan struct{})
Run()
Shutdown()
}
@ -91,16 +91,8 @@ type statusSync struct {
}
// Run starts the loop to keep the status in sync
func (s statusSync) Run(stopCh <-chan struct{}) {
go s.elector.Run()
go wait.Forever(s.update, updateInterval)
go s.syncQueue.Run(time.Second, stopCh)
<-stopCh
}
func (s *statusSync) update() {
// send a dummy object to the queue to force a sync
s.syncQueue.Enqueue("sync status")
func (s statusSync) Run() {
s.elector.Run()
}
// Shutdown stop the sync. In case the instance is the leader it will remove the current IP
@ -146,11 +138,6 @@ func (s *statusSync) sync(key interface{}) error {
return nil
}
if !s.elector.IsLeader() {
glog.V(2).Infof("skipping Ingress status update (I am not the current leader)")
return nil
}
addrs, err := s.runningAddresses()
if err != nil {
return err
@ -188,6 +175,12 @@ func NewStatusSyncer(config Config) Sync {
callbacks := leaderelection.LeaderCallbacks{
OnStartedLeading: func(stop <-chan struct{}) {
glog.V(2).Infof("I am the new status update leader")
go st.syncQueue.Run(time.Second, stop)
wait.PollUntil(updateInterval, func() (bool, error) {
// send a dummy object to the queue to force a sync
st.syncQueue.Enqueue("sync status")
return false, nil
}, stop)
},
OnStoppedLeading: func() {
glog.V(2).Infof("I am not status update leader anymore")