Add controller to create nodepool bootstrap data on S3 (#239)

Author: fiunchinho

.circleci/config.yml

@@ -90,8 +90,6 @@ workflows:
         requires:
         - go-build
         - unit-tests
-        - integration-tests
-        - acceptance-tests
         filters:
             # Trigger the job also on git tag.
           tags:

.dockerignore

@@ -2,3 +2,4 @@
 # Ignore build and test binaries.
 bin/
 testbin/
+aws-resolver-rules-operator-test-secrets.sh

.gitignore

@@ -24,3 +24,5 @@ Dockerfile.cross
 *.swp
 *.swo
 *~
+
+aws-resolver-rules-operator-test-secrets.sh

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add controller to create node pool bootstrap data on S3.
+
 ### Changed
 
 - Dynamically calculate CAPI and CAPA versions from go cache, so that we use the right path when installing the CRDs during tests.

Dockerfile

@@ -13,6 +13,7 @@ RUN go mod download
 
 # Copy the go source
 COPY main.go main.go
+COPY api/ api/
 COPY controllers/ controllers/
 COPY pkg/ pkg/
 

Makefile.custom.mk

@@ -17,8 +17,13 @@ MANAGEMENT_CLUSTER_NAMESPACE ?= $(eval MANAGEMENT_CLUSTER_NAMESPACE := $$(shell
 
 DOCKER_COMPOSE = bin/docker-compose
 
+.PHONY: crds
+crds: controller-gen ## Generate CustomResourceDefinition.
+	$(CONTROLLER_GEN) crd paths="./..." output:crd:artifacts:config=config/crd/bases
+	cp config/crd/bases/* helm/aws-resolver-rules-operator/templates/
+
 .PHONY: generate
-generate: controller-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations.
+generate: controller-gen crds ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations.
 	go generate ./...
 	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."
 

api/v1alpha1/groupversion_info.go

@@ -0,0 +1,36 @@
+/*
+Copyright 2025.
+
+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 v1alpha1 contains API Schema definitions for the infrastructure v1alpha1 API group.
+// +kubebuilder:object:generate=true
+// +groupName=infrastructure.cluster.x-k8s.io
+package v1alpha1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"sigs.k8s.io/controller-runtime/pkg/scheme"
+)
+
+var (
+	// GroupVersion is group version used to register these objects.
+	GroupVersion = schema.GroupVersion{Group: "infrastructure.cluster.x-k8s.io", Version: "v1alpha1"}
+
+	// SchemeBuilder is used to add go types to the GroupVersionKind scheme.
+	SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
+
+	// AddToScheme adds the types in this group-version to the given scheme.
+	AddToScheme = SchemeBuilder.AddToScheme
+)

api/v1alpha1/karpentermachinepool_types.go

@@ -0,0 +1,74 @@
+/*
+Copyright 2025.
+
+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 v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// KarpenterMachinePoolSpec defines the desired state of KarpenterMachinePool.
+type KarpenterMachinePoolSpec struct {
+	// The name or the Amazon Resource Name (ARN) of the instance profile associated
+	// with the IAM role for the instance. The instance profile contains the IAM
+	// role.
+	IamInstanceProfile string `json:"iamInstanceProfile,omitempty"`
+	// ProviderIDList are the identification IDs of machine instances provided by the provider.
+	// This field must match the provider IDs as seen on the node objects corresponding to a machine pool's machine instances.
+	// +optional
+	ProviderIDList []string `json:"providerIDList,omitempty"`
+}
+
+// KarpenterMachinePoolStatus defines the observed state of KarpenterMachinePool.
+type KarpenterMachinePoolStatus struct {
+	// Ready is true when the provider resource is ready.
+	// +optional
+	Ready bool `json:"ready"`
+
+	// Replicas is the most recently observed number of replicas
+	// +optional
+	Replicas int32 `json:"replicas"`
+}
+
+// +kubebuilder:object:root=true
+// +kubebuilder:subresource:status
+// +kubebuilder:metadata:annotations="helm.sh/resource-policy=keep"
+// https://release-1-2.cluster-api.sigs.k8s.io/developer/providers/contracts#api-version-labels
+// +kubebuilder:metadata:labels="cluster.x-k8s.io/v1beta1=v1alpha1"
+// +kubebuilder:printcolumn:name="Ready",type=boolean,JSONPath=`.status.ready`
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp"
+
+// KarpenterMachinePool is the Schema for the karpentermachinepools API.
+type KarpenterMachinePool struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   KarpenterMachinePoolSpec   `json:"spec,omitempty"`
+	Status KarpenterMachinePoolStatus `json:"status,omitempty"`
+}
+
+// +kubebuilder:object:root=true
+
+// KarpenterMachinePoolList contains a list of KarpenterMachinePool.
+type KarpenterMachinePoolList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []KarpenterMachinePool `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&KarpenterMachinePool{}, &KarpenterMachinePoolList{})
+}

api/v1alpha1/zz_generated.deepcopy.go

@@ -0,0 +1,83 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.16.5
+    helm.sh/resource-policy: keep
+  labels:
+    cluster.x-k8s.io/v1beta1: v1alpha1
+  name: karpentermachinepools.infrastructure.cluster.x-k8s.io
+spec:
+  group: infrastructure.cluster.x-k8s.io
+  names:
+    kind: KarpenterMachinePool
+    listKind: KarpenterMachinePoolList
+    plural: karpentermachinepools
+    singular: karpentermachinepool
+  scope: Namespaced
+  versions:
+  - additionalPrinterColumns:
+    - jsonPath: .status.ready
+      name: Ready
+      type: boolean
+    - jsonPath: .metadata.creationTimestamp
+      name: Age
+      type: date
+    name: v1alpha1
+    schema:
+      openAPIV3Schema:
+        description: KarpenterMachinePool is the Schema for the karpentermachinepools
+          API.
+        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: KarpenterMachinePoolSpec defines the desired state of KarpenterMachinePool.
+            properties:
+              iamInstanceProfile:
+                description: |-
+                  The name or the Amazon Resource Name (ARN) of the instance profile associated
+                  with the IAM role for the instance. The instance profile contains the IAM
+                  role.
+                type: string
+              providerIDList:
+                description: |-
+                  ProviderIDList are the identification IDs of machine instances provided by the provider.
+                  This field must match the provider IDs as seen on the node objects corresponding to a machine pool's machine instances.
+                items:
+                  type: string
+                type: array
+            type: object
+          status:
+            description: KarpenterMachinePoolStatus defines the observed state of
+              KarpenterMachinePool.
+            properties:
+              ready:
+                description: Ready is true when the provider resource is ready.
+                type: boolean
+              replicas:
+                description: Replicas is the most recently observed number of replicas
+                format: int32
+                type: integer
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}