fix: create lbaas in specified subnet

Author: simonostendorf

controllers/openstackcluster_controller.go

@@ -627,11 +627,15 @@ func resolveLoadBalancerNetwork(openStackCluster *infrav1.OpenStackCluster, netw
 			for _, s := range lbSpec.Subnets {
 				matchFound := false
 				for _, subnetID := range lbNet.Subnets {
-					if s.ID != nil && subnetID == *s.ID {
+					subnet, err := networkingService.GetSubnetByParam(&s)
+					if s.ID != nil && subnetID == *s.ID && err == nil {
 						matchFound = true
 						lbNetStatus.Subnets = append(
 							lbNetStatus.Subnets, infrav1.Subnet{
-								ID: *s.ID,
+								ID:   subnet.ID,
+								Name: subnet.Name,
+								CIDR: subnet.CIDR,
+								Tags: subnet.Tags,
 							})
 					}
 				}
@@ -640,6 +644,8 @@ func resolveLoadBalancerNetwork(openStackCluster *infrav1.OpenStackCluster, netw
 					return fmt.Errorf("no subnet match was found in the specified network (specified subnet: %v, available subnets: %v)", s, lbNet.Subnets)
 				}
 			}
+
+			openStackCluster.Status.APIServerLoadBalancer.LoadBalancerNetwork = lbNetStatus
 		}
 	}
 

pkg/cloud/services/loadbalancer/loadbalancer.go

@@ -305,10 +305,11 @@ func (s *Service) getOrCreateAPILoadBalancer(openStackCluster *infrav1.OpenStack
 	if vipNetworkID == "" && vipSubnetID == "" {
 		// keep the default and create the VIP on the first cluster subnet
 		vipSubnetID = openStackCluster.Status.Network.Subnets[0].ID
+		s.scope.Logger().Info("No load balancer network specified, creating load balancer in the default subnet", "subnetID", vipSubnetID, "name", loadBalancerName)
+	} else {
+		s.scope.Logger().Info("Creating load balancer in subnet", "subnetID", vipSubnetID, "name", loadBalancerName)
 	}
 
-	s.scope.Logger().Info("Creating load balancer in subnet", "subnetID", vipSubnetID, "name", loadBalancerName)
-
 	providers, err := s.loadbalancerClient.ListLoadBalancerProviders()
 	if err != nil {
 		return nil, err