[PLT-806] GKE nodos privados (#15)

* Private Cluster

* RemoveDebug

* Update Changelog

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## 1.6.1-0.2.0 (upcoming)
 
+* Add GKE Private cluster support
 * Fix autoscaling issues
 * First approach to manage taints addition, update and deletion on GKE
 * After creating a GKE cluster, it takes ~20 minutes for its status to be READY

cloud/services/container/clusters/reconcile.go

@@ -265,6 +265,15 @@ func (s *Service) createCluster(ctx context.Context, log *logr.Logger) error {
 	if s.scope.GCPManagedControlPlane.Spec.ControlPlaneVersion != nil {
 		cluster.InitialClusterVersion = convertToSdkMasterVersion(*s.scope.GCPManagedControlPlane.Spec.ControlPlaneVersion)
 	}
+	if s.scope.GCPManagedControlPlane.Spec.ClusterNetwork != nil {
+		cn := s.scope.GCPManagedControlPlane.Spec.ClusterNetwork
+		if cn.PrivateCluster != nil {
+			cluster.PrivateClusterConfig = &containerpb.PrivateClusterConfig{}
+			cluster.PrivateClusterConfig.EnablePrivateNodes = cn.PrivateCluster.EnablePrivateNodes
+			cluster.PrivateClusterConfig.MasterIpv4CidrBlock = cn.PrivateCluster.ControlPlaneCidrBlock
+		}
+	}
+	// If the cluster is autopilot, we don't need to specify node pools.
 	if !s.scope.IsAutopilotCluster() {
 		cluster.NodePools = scope.ConvertToSdkNodePools(nodePools, machinePools, isRegional, cluster.Name)
 	}

config/crd/bases/infrastructure.cluster.x-k8s.io_gcpmanagedcontrolplanes.yaml

@@ -68,6 +68,26 @@ spec:
                   If you don't specify a name then a default name will be created
                   based on the namespace and name of the managed control plane.
                 type: string
+              clusterNetwork:
+                description: ClusterNetwork define the cluster network.
+                properties:
+                  privateCluster:
+                    description: PrivateCluster defines the private cluster spec.
+                    properties:
+                      controlPlaneCidrBlock:
+                        description: |-
+                          ControlPlaneCidrBlock is the IP range in CIDR notation to use for the hosted master network. This range must not
+                          overlap with any other ranges in use within the cluster's network. Honored when enabled is true.
+                        type: string
+                      enablePrivateNodes:
+                        description: |-
+                          EnablePrivateNodes: Whether nodes have internal IP
+                          addresses only. If enabled, all nodes are given only RFC
+                          1918 private addresses and communicate with the master via
+                          private networking.
+                        type: boolean
+                    type: object
+                type: object
               controlPlaneVersion:
                 description: |-
                   ControlPlaneVersion represents the control plane version of the GKE cluster.

exp/api/v1beta1/gcpmanagedcontrolplane_types.go

@@ -27,13 +27,36 @@ const (
 	ManagedControlPlaneFinalizer = "gcpmanagedcontrolplane.infrastructure.cluster.x-k8s.io"
 )
 
+type PrivateCluster struct {
+	// EnablePrivateNodes: Whether nodes have internal IP
+	// addresses only. If enabled, all nodes are given only RFC
+	// 1918 private addresses and communicate with the master via
+	// private networking.
+	// +optional
+	EnablePrivateNodes bool `json:"enablePrivateNodes,omitempty"`
+	// ControlPlaneCidrBlock is the IP range in CIDR notation to use for the hosted master network. This range must not
+	// overlap with any other ranges in use within the cluster's network. Honored when enabled is true.
+	// +optional
+	ControlPlaneCidrBlock string `json:"controlPlaneCidrBlock,omitempty"`
+}
+
+// ClusterNetwork define the cluster network.
+type ClusterNetwork struct {
+	// PrivateCluster defines the private cluster spec.
+	// +optional
+	PrivateCluster *PrivateCluster `json:"privateCluster,omitempty"`
+}
+
 // GCPManagedControlPlaneSpec defines the desired state of GCPManagedControlPlane.
 type GCPManagedControlPlaneSpec struct {
 	// ClusterName allows you to specify the name of the GKE cluster.
 	// If you don't specify a name then a default name will be created
 	// based on the namespace and name of the managed control plane.
 	// +optional
 	ClusterName string `json:"clusterName,omitempty"`
+	// ClusterNetwork define the cluster network.
+	// +optional
+	ClusterNetwork *ClusterNetwork `json:"clusterNetwork,omitempty"`
 	// Project is the name of the project to deploy the cluster to.
 	Project string `json:"project"`
 	// Location represents the location (region or zone) in which the GKE cluster