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Clear LoadBalancerStatus both on LB delete and on update in the API

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Although it takes some time to destroy a load balancer, we hide this complexity
from the user.
This commit is contained in:
Justin Santa Barbara
2015-05-22 18:59:45 -04:00
parent a271771341
commit bb697cee7e
2 changed files with 25 additions and 19 deletions
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38
pkg/cloudprovider/servicecontroller/servicecontroller.go
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@@ -256,33 +256,33 @@ func (s *ServiceController) createLoadBalancerIfNeeded(namespacedName types.Name
}
}
if !wantsExternalLoadBalancer(service) {
glog.Infof("Not creating LB for service %s that doesn't want one.", namespacedName)
return nil, notRetryable
}
glog.V(2).Infof("Creating LB for service %s", namespacedName)
// The load balancer doesn't exist yet, so create it.
// Save the state so we can avoid a write if it doesn't change
previousState := api.LoadBalancerStatusDeepCopy(&service.Status.LoadBalancer)
err := s.createExternalLoadBalancer(service)
if err != nil {
return fmt.Errorf("failed to create external load balancer for service %s: %v", namespacedName, err), retryable
if !wantsExternalLoadBalancer(service) {
glog.Infof("Not creating LB for service %s that doesn't want one.", namespacedName)
service.Status.LoadBalancer = api.LoadBalancerStatus{}
} else {
glog.V(2).Infof("Creating LB for service %s", namespacedName)
// The load balancer doesn't exist yet, so create it.
err := s.createExternalLoadBalancer(service)
if err != nil {
return fmt.Errorf("failed to create external load balancer for service %s: %v", namespacedName, err), retryable
}
}
// Write the state if changed
if api.LoadBalancerStatusEqual(previousState, &service.Status.LoadBalancer) {
glog.Infof("Not persisting unchanged service to registry.")
return nil, notRetryable
// TODO: Be careful here ... what if there were other changes to the service?
if !api.LoadBalancerStatusEqual(previousState, &service.Status.LoadBalancer) {
if err := s.persistUpdate(service); err != nil {
return fmt.Errorf("Failed to persist updated status to apiserver, even after retries. Giving up: %v", err), notRetryable
}
} else {
glog.Infof("Not persisting unchanged LoadBalancerStatus to registry.")
}
// If creating the load balancer succeeded, persist the updated service.
if err = s.persistUpdate(service); err != nil {
return fmt.Errorf("Failed to persist updated status to apiserver, even after retries. Giving up: %v", err), notRetryable
}
return nil, notRetryable
}