Add clusterclass support for Power VS (#967)

PROJECT

@@ -40,4 +40,7 @@ resources:
 - group: infrastructure
   kind: IBMPowerVSImage
   version: v1beta1
+- group: infrastructure
+  kind: IBMPowerVSClusterTemplate
+  version: v1beta1
 version: "2"

api/v1beta1/ibmpowervsclustertemplate_types.go

@@ -0,0 +1,62 @@
+/*
+Copyright 2022 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1beta1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	capiv1beta1 "sigs.k8s.io/cluster-api/api/v1beta1"
+)
+
+// IBMPowerVSClusterTemplateSpec defines the desired state of IBMPowerVSClusterTemplate.
+type IBMPowerVSClusterTemplateSpec struct {
+	Template IBMPowerVSClusterTemplateResource `json:"template"`
+}
+
+// +kubebuilder:object:root=true
+// +kubebuilder:resource:path=ibmpowervsclustertemplates,scope=Namespaced,categories=cluster-api,shortName=ibmpowervsct
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp",description="Time duration since creation of IBMPowerVSClusterTemplate"
+
+// IBMPowerVSClusterTemplate is the schema for IBM Power VS Kubernetes Cluster Templates.
+type IBMPowerVSClusterTemplate struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec IBMPowerVSClusterTemplateSpec `json:"spec,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// IBMPowerVSClusterTemplateList contains a list of IBMPowerVSClusterTemplate.
+type IBMPowerVSClusterTemplateList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []IBMPowerVSClusterTemplate `json:"items"`
+}
+
+// IBMPowerVSClusterTemplateResource describes the data needed to create an IBMPowerVSCluster from a template.
+type IBMPowerVSClusterTemplateResource struct {
+	// Standard object's metadata.
+	// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+	// +optional
+	ObjectMeta capiv1beta1.ObjectMeta `json:"metadata,omitempty"`
+	Spec       IBMPowerVSClusterSpec  `json:"spec"`
+}
+
+func init() {
+	SchemeBuilder.Register(&IBMPowerVSClusterTemplate{}, &IBMPowerVSClusterTemplateList{})
+}

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

@@ -0,0 +1,130 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.9.2
+  creationTimestamp: null
+  name: ibmpowervsclustertemplates.infrastructure.cluster.x-k8s.io
+spec:
+  group: infrastructure.cluster.x-k8s.io
+  names:
+    categories:
+    - cluster-api
+    kind: IBMPowerVSClusterTemplate
+    listKind: IBMPowerVSClusterTemplateList
+    plural: ibmpowervsclustertemplates
+    shortNames:
+    - ibmpowervsct
+    singular: ibmpowervsclustertemplate
+  scope: Namespaced
+  versions:
+  - additionalPrinterColumns:
+    - description: Time duration since creation of IBMPowerVSClusterTemplate
+      jsonPath: .metadata.creationTimestamp
+      name: Age
+      type: date
+    name: v1beta1
+    schema:
+      openAPIV3Schema:
+        description: IBMPowerVSClusterTemplate is the schema for IBM Power VS Kubernetes
+          Cluster Templates.
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: IBMPowerVSClusterTemplateSpec defines the desired state of
+              IBMPowerVSClusterTemplate.
+            properties:
+              template:
+                description: IBMPowerVSClusterTemplateResource describes the data
+                  needed to create an IBMPowerVSCluster from a template.
+                properties:
+                  metadata:
+                    description: 'Standard object''s metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata'
+                    properties:
+                      annotations:
+                        additionalProperties:
+                          type: string
+                        description: 'Annotations is an unstructured key value map
+                          stored with a resource that may be set by external tools
+                          to store and retrieve arbitrary metadata. They are not queryable
+                          and should be preserved when modifying objects. More info:
+                          http://kubernetes.io/docs/user-guide/annotations'
+                        type: object
+                      labels:
+                        additionalProperties:
+                          type: string
+                        description: 'Map of string keys and values that can be used
+                          to organize and categorize (scope and select) objects. May
+                          match selectors of replication controllers and services.
+                          More info: http://kubernetes.io/docs/user-guide/labels'
+                        type: object
+                    type: object
+                  spec:
+                    description: IBMPowerVSClusterSpec defines the desired state of
+                      IBMPowerVSCluster.
+                    properties:
+                      controlPlaneEndpoint:
+                        description: ControlPlaneEndpoint represents the endpoint
+                          used to communicate with the control plane.
+                        properties:
+                          host:
+                            description: The hostname on which the API server is serving.
+                            type: string
+                          port:
+                            description: The port on which the API server is serving.
+                            format: int32
+                            type: integer
+                        required:
+                        - host
+                        - port
+                        type: object
+                      network:
+                        description: Network is the reference to the Network to use
+                          for this cluster.
+                        properties:
+                          id:
+                            description: ID of resource
+                            minLength: 1
+                            type: string
+                          name:
+                            description: Name of resource
+                            minLength: 1
+                            type: string
+                          regex:
+                            description: Regular expression to match resource, In
+                              case of multiple resources matches the provided regular
+                              expression the first matched resource will be selected
+                            minLength: 1
+                            type: string
+                        type: object
+                      serviceInstanceID:
+                        description: ServiceInstanceID is the id of the power cloud
+                          instance where the vsi instance will get deployed.
+                        minLength: 1
+                        type: string
+                    required:
+                    - network
+                    - serviceInstanceID
+                    type: object
+                required:
+                - spec
+                type: object
+            required:
+            - template
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources: {}

config/crd/kustomization.yaml

@@ -16,6 +16,7 @@ resources:
 - bases/infrastructure.cluster.x-k8s.io_ibmpowervsmachines.yaml
 - bases/infrastructure.cluster.x-k8s.io_ibmpowervsmachinetemplates.yaml
 - bases/infrastructure.cluster.x-k8s.io_ibmpowervsimages.yaml
+- bases/infrastructure.cluster.x-k8s.io_ibmpowervsclustertemplates.yaml
 # +kubebuilder:scaffold:crdkustomizeresource
 
 patchesStrategicMerge:
@@ -28,6 +29,7 @@ patchesStrategicMerge:
 - patches/webhook_in_ibmpowervsmachinetemplates.yaml
 - patches/webhook_in_ibmvpcmachinetemplates.yaml
 - patches/webhook_in_ibmpowervsimages.yaml
+#- patches/webhook_in_ibmpowervsclustertemplates.yaml
 # +kubebuilder:scaffold:crdkustomizewebhookpatch
 
 # [CERTMANAGER] To enable webhook, uncomment all the sections with [CERTMANAGER] prefix.
@@ -39,6 +41,7 @@ patchesStrategicMerge:
 - patches/cainjection_in_ibmpowervsmachinetemplates.yaml
 - patches/cainjection_in_ibmvpcmachinetemplates.yaml
 - patches/cainjection_in_ibmpowervsimages.yaml
+#- patches/cainjection_in_ibmpowervsclustertemplates.yaml
 # +kubebuilder:scaffold:crdkustomizecainjectionpatch
 
 # the following config is for teaching kustomize how to do kustomization for CRDs.

config/crd/patches/cainjection_in_ibmpowervsclustertemplates.yaml

@@ -0,0 +1,8 @@
+# The following patch adds a directive for certmanager to inject CA into the CRD
+# CRD conversion requires k8s 1.13 or later.
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME)
+  name: ibmpowervsclustertemplates.infrastructure.cluster.x-k8s.io

config/crd/patches/webhook_in_ibmpowervsclustertemplates.yaml

@@ -0,0 +1,17 @@
+# The following patch enables conversion webhook for CRD
+# CRD conversion requires k8s 1.13 or later.
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: ibmpowervsclustertemplates.infrastructure.cluster.x-k8s.io
+spec:
+  conversion:
+    strategy: Webhook
+    webhookClientConfig:
+      # this is "\n" used as a placeholder, otherwise it will be rejected by the apiserver for being blank,
+      # but we're going to set it later using the cert-manager (or potentially a patch if not using cert-manager)
+      caBundle: Cg==
+      service:
+        namespace: system
+        name: webhook-service
+        path: /convert

config/rbac/ibmpowervsclustertemplate_editor_role.yaml

@@ -0,0 +1,24 @@
+# permissions for end users to edit ibmpowervsclustertemplates.
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: ibmpowervsclustertemplate-editor-role
+rules:
+- apiGroups:
+  - infrastructure.cluster.x-k8s.io
+  resources:
+  - ibmpowervsclustertemplates
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - infrastructure.cluster.x-k8s.io
+  resources:
+  - ibmpowervsclustertemplates/status
+  verbs:
+  - get

config/rbac/ibmpowervsclustertemplate_viewer_role.yaml

@@ -0,0 +1,20 @@
+# permissions for end users to view ibmpowervsclustertemplates.
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: ibmpowervsclustertemplate-viewer-role
+rules:
+- apiGroups:
+  - infrastructure.cluster.x-k8s.io
+  resources:
+  - ibmpowervsclustertemplates
+  verbs:
+  - get
+  - list
+  - watch
+- apiGroups:
+  - infrastructure.cluster.x-k8s.io
+  resources:
+  - ibmpowervsclustertemplates/status
+  verbs:
+  - get