Fixed creating clusters in different namespaces when pivoting

There was a bug that prevented pivoting because a desired namespace was specified
in the cluster.yaml file.  It needs to ensure the the namespace on the target
cluster before pivoting.

Fixes kubernetes-sigs#735

cmd/clusterctl/clusterdeployer/clusterdeployer.go

@@ -27,6 +27,7 @@ import (
 	"sigs.k8s.io/cluster-api/cmd/clusterctl/clusterdeployer/provider"
 	"sigs.k8s.io/cluster-api/cmd/clusterctl/phases"
 	clusterv1 "sigs.k8s.io/cluster-api/pkg/apis/cluster/v1alpha1"
+	"sigs.k8s.io/cluster-api/pkg/util"
 )
 
 type ClusterDeployer struct {
@@ -102,6 +103,20 @@ func (d *ClusterDeployer) Create(cluster *clusterv1.Cluster, machines []*cluster
 	}
 	defer closeClient(targetClient, "target")
 
+	klog.Info("Creating namespace on target cluster")
+	addNamespaceToTarget := func() (bool, error) {
+		err = targetClient.EnsureNamespace(cluster.Namespace)
+		if err != nil {
+			return false, nil
+		}
+		return true, nil
+	}
+
+	err = util.Retry(addNamespaceToTarget, 0)
+	if err != nil {
+		return errors.Wrapf(err, "unable to ensure namespace %q in targetCluster", cluster.Namespace)
+	}
+
 	if d.addonComponents != "" {
 		if err := phases.ApplyAddons(targetClient, d.addonComponents); err != nil {
 			return errors.Wrap(err, "unable to apply addons to target cluster")
@@ -119,11 +134,6 @@ func (d *ClusterDeployer) Create(cluster *clusterv1.Cluster, machines []*cluster
 		return errors.Wrap(err, "unable to save provider components to target cluster")
 	}
 
-	err = targetClient.EnsureNamespace(cluster.Namespace)
-	if err != nil {
-		return errors.Wrapf(err, "unable to ensure namespace %q in targetCluster", cluster.Namespace)
-	}
-
 	// For some reason, endpoint doesn't get updated in bootstrap cluster sometimes. So we
 	// update the target cluster endpoint as well to be sure.
 	klog.Infof("Updating target cluster object with control plane endpoint running on %s", controlPlaneMachine.Name)