📖 Update the docs with latest release 4.5.0

.github/workflows/lint-sample.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Run linter
         uses: golangci/golangci-lint-action@v6
         with:
-          version: v1.62.2
+          version: v1.63.4
           working-directory: ${{ matrix.folder }}
           args: --config .golangci.yml ./...
       - name: Run linter via makefile target

.github/workflows/lint.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Run linter
         uses: golangci/golangci-lint-action@v6
         with:
-          version: v1.62.2
+          version: v1.63.4
 
   yamllint:
     runs-on: ubuntu-latest

.github/workflows/test-helm-book.yml

@@ -0,0 +1,101 @@
+name: Helm Docs Tutorials
+
+on:
+  push:
+    paths:
+      - "docs/book/src/cronjob-tutorial/testdata/project/**"
+      - "docs/book/src/getting-started/testdata/project/**"
+      - "docs/book/src/multiversion-tutorial/testdata/project/**"
+      - ".github/workflows/test-helm-book.yml"
+  pull_request:
+    paths:
+      - "docs/book/src/cronjob-tutorial/testdata/project/** "
+      - "docs/book/src/getting-started/testdata/project/**"
+      - "docs/book/src/multiversion-tutorial/testdata/project/**"
+      - ".github/workflows/test-helm-book.yml"
+
+jobs:
+  helm-test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+      matrix:
+        folder: [
+          "docs/book/src/getting-started/testdata/project",
+          "docs/book/src/cronjob-tutorial/testdata/project",
+          "docs/book/src/multiversion-tutorial/testdata/project"
+        ]
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    steps:
+      - name: Set project name
+        id: project
+        run: echo "name=$(basename ${{ matrix.folder }})" >> $GITHUB_OUTPUT
+
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Install the latest version of kind
+        run: |
+          curl -Lo ./kind https://kind.sigs.k8s.io/dl/latest/kind-linux-amd64
+          chmod +x ./kind
+          sudo mv ./kind /usr/local/bin/kind
+
+      - name: Verify kind installation
+        run: kind version
+
+      - name: Create kind cluster
+        run: kind create cluster
+
+      - name: Prepare project
+        run: |
+          cd ${{ matrix.folder }}
+          go mod tidy
+          make docker-build IMG=${{ steps.project.outputs.name}}:v0.1.0
+          kind load docker-image ${{ steps.project.outputs.name}}:v0.1.0
+
+      - name: Install Helm
+        run: |
+          curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
+
+      - name: Verify Helm installation
+        run: helm version
+
+      - name: Lint Helm chart
+        run: |
+          helm lint ${{ matrix.folder }}/dist/chart
+
+      - name: Install Prometheus Operator CRDs
+        run: |
+          helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+          helm repo update
+          helm install prometheus-crds prometheus-community/prometheus-operator-crds
+
+      - name: Install cert-manager via Helm
+        run: |
+          helm repo add jetstack https://charts.jetstack.io
+          helm repo update
+          helm install cert-manager jetstack/cert-manager --namespace cert-manager --create-namespace --set installCRDs=true
+
+      - name: Wait for cert-manager to be ready
+        run: |
+          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager
+          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager-cainjector
+          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager-webhook
+
+      - name: Render Helm chart
+        run: |
+          helm template ${{ matrix.folder }}/dist/chart --namespace=${{ steps.project.outputs.name }}-system
+
+      - name: Install Helm chart
+        run: |
+          helm install my-release ${{ matrix.folder }}/dist/chart --create-namespace --namespace ${{ steps.project.outputs.name}}-system
+
+      - name: Check Helm release status
+        run: |
+          helm status my-release --namespace ${{ steps.project.outputs.name}}-system
+

Makefile

@@ -89,9 +89,16 @@ generate-docs: ## Update/generate the docs
 	./hack/docs/generate.sh
 
 .PHONY: generate-charts
-generate-charts: build ## Re-generate the helm chart testdata only
+generate-charts: build ## Re-generate the helm chart testdata and docs samples
 	rm -rf testdata/project-v4-with-plugins/dist/chart
+	rm -rf docs/book/src/getting-started/testdata/project/dist/chart
+	rm -rf docs/book/src/cronjob-tutorial/testdata/project/dist/chart
+	rm -rf docs/book/src/multiversion-tutorial/testdata/project/dist/chart
+
 	(cd testdata/project-v4-with-plugins && ../../bin/kubebuilder edit --plugins=helm/v1-alpha)
+	(cd docs/book/src/getting-started/testdata/project && ../../../../../../bin/kubebuilder edit --plugins=helm/v1-alpha)
+	(cd docs/book/src/cronjob-tutorial/testdata/project && ../../../../../../bin/kubebuilder edit --plugins=helm/v1-alpha)
+	(cd docs/book/src/multiversion-tutorial/testdata/project && ../../../../../../bin/kubebuilder edit --plugins=helm/v1-alpha)
 
 .PHONY: check-docs
 check-docs: ## Run the script to ensure that the docs are updated
@@ -118,7 +125,7 @@ GOLANGCI_LINT = $(shell pwd)/bin/golangci-lint
 golangci-lint:
 	@[ -f $(GOLANGCI_LINT) ] || { \
 	set -e ;\
-	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell dirname $(GOLANGCI_LINT)) v1.62.2 ;\
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell dirname $(GOLANGCI_LINT)) v1.63.4 ;\
 	}
 
 .PHONY: apidiff

docs/book/src/SUMMARY.md

@@ -120,6 +120,7 @@
     - [go/v4](./plugins/available/go-v4-plugin.md)
     - [grafana/v1-alpha](./plugins/available/grafana-v1-alpha.md)
     - [deploy-image/v1-alpha](./plugins/available/deploy-image-plugin-v1-alpha.md)
+    - [helm/v1-alpha](./plugins/available/helm-v1-alpha.md)
     - [kustomize/v2](./plugins/available/kustomize-v2.md)
   - [Extending](./plugins/extending.md)
     - [CLI and Plugins](./plugins/extending/extending_cli_features_and_plugins.md)

docs/book/src/cronjob-tutorial/testdata/project/.devcontainer/devcontainer.json

@@ -1,6 +1,6 @@
 {
   "name": "Kubebuilder DevContainer",
-  "image": "golang:1.23",
+  "image": "docker.io/golang:1.23",
   "features": {
     "ghcr.io/devcontainers/features/docker-in-docker:2": {},
     "ghcr.io/devcontainers/features/git:1": {}

docs/book/src/cronjob-tutorial/testdata/project/.github/workflows/lint.yml

@@ -20,4 +20,4 @@ jobs:
       - name: Run linter
         uses: golangci/golangci-lint-action@v6
         with:
-          version: v1.62.2
+          version: v1.63.4

docs/book/src/cronjob-tutorial/testdata/project/.github/workflows/test-chart.yml

@@ -0,0 +1,90 @@
+name: Test Chart
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test-e2e:
+    name: Run on Ubuntu
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone the code
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Install the latest version of kind
+        run: |
+          curl -Lo ./kind https://kind.sigs.k8s.io/dl/latest/kind-linux-amd64
+          chmod +x ./kind
+          sudo mv ./kind /usr/local/bin/kind
+
+      - name: Verify kind installation
+        run: kind version
+
+      - name: Create kind cluster
+        run: kind create cluster
+
+      - name: Prepare project
+        run: |
+          go mod tidy
+          make docker-build IMG=project:v0.1.0
+          kind load docker-image project:v0.1.0
+
+      - name: Install Helm
+        run: |
+          curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
+
+      - name: Verify Helm installation
+        run: helm version
+
+      - name: Lint Helm Chart
+        run: |
+          helm lint ./dist/chart
+
+# TODO: Uncomment if cert-manager is enabled
+#      - name: Install cert-manager via Helm
+#        run: |
+#          helm repo add jetstack https://charts.jetstack.io
+#          helm repo update
+#          helm install cert-manager jetstack/cert-manager --namespace cert-manager --create-namespace --set installCRDs=true
+#
+#      - name: Wait for cert-manager to be ready
+#        run: |
+#          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager
+#          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager-cainjector
+#          kubectl wait --namespace cert-manager --for=condition=available --timeout=300s deployment/cert-manager-webhook
+
+# TODO: Uncomment if Prometheus is enabled
+#      - name: Install Prometheus Operator CRDs
+#        run: |
+#          helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+#          helm repo update
+#          helm install prometheus-crds prometheus-community/prometheus-operator-crds
+#
+#      - name: Install Prometheus via Helm
+#        run: |
+#          helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+#          helm repo update
+#          helm install prometheus prometheus-community/prometheus --namespace monitoring --create-namespace
+#
+#      - name: Wait for Prometheus to be ready
+#        run: |
+#          kubectl wait --namespace monitoring --for=condition=available --timeout=300s deployment/prometheus-server
+
+      - name: Install Helm chart for project
+        run: |
+          helm install my-release ./dist/chart --create-namespace --namespace project-system
+
+      - name: Check Helm release status
+        run: |
+          helm status my-release --namespace project-system
+
+# TODO: Uncomment if prometheus.enabled is set to true to confirm that the ServiceMonitor gets created
+#      - name: Check Presence of ServiceMonitor
+#        run: |
+#          kubectl wait --namespace project-system --for=jsonpath='{.kind}'=ServiceMonitor servicemonitor/project-controller-manager-metrics-monitor

docs/book/src/cronjob-tutorial/testdata/project/Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.23 AS builder
+FROM docker.io/golang:1.23 AS builder
 ARG TARGETOS
 ARG TARGETARCH
 

docs/book/src/cronjob-tutorial/testdata/project/Makefile

@@ -177,12 +177,12 @@ GOLANGCI_LINT = $(LOCALBIN)/golangci-lint
 
 ## Tool Versions
 KUSTOMIZE_VERSION ?= v5.5.0
-CONTROLLER_TOOLS_VERSION ?= v0.17.0
+CONTROLLER_TOOLS_VERSION ?= v0.17.1
 #ENVTEST_VERSION is the version of controller-runtime release branch to fetch the envtest setup script (i.e. release-0.20)
 ENVTEST_VERSION ?= $(shell go list -m -f "{{ .Version }}" sigs.k8s.io/controller-runtime | awk -F'[v.]' '{printf "release-%d.%d", $$2, $$3}')
 #ENVTEST_K8S_VERSION is the version of Kubernetes to use for setting up ENVTEST binaries (i.e. 1.31)
 ENVTEST_K8S_VERSION ?= $(shell go list -m -f "{{ .Version }}" k8s.io/api | awk -F'[v.]' '{printf "1.%d", $$3}')
-GOLANGCI_LINT_VERSION ?= v1.62.2
+GOLANGCI_LINT_VERSION ?= v1.63.4
 
 .PHONY: kustomize
 kustomize: $(KUSTOMIZE) ## Download kustomize locally if necessary.

docs/book/src/cronjob-tutorial/testdata/project/PROJECT

@@ -5,6 +5,8 @@
 domain: tutorial.kubebuilder.io
 layout:
 - go.kubebuilder.io/v4
+plugins:
+  helm.kubebuilder.io/v1-alpha: {}
 projectName: project
 repo: tutorial.kubebuilder.io/project
 resources:

docs/book/src/cronjob-tutorial/testdata/project/cmd/main.go

@@ -155,7 +155,7 @@ func main() {
 
 	// Metrics endpoint is enabled in 'config/default/kustomization.yaml'. The Metrics options configure the server.
 	// More info:
-	// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.19.4/pkg/metrics/server
+	// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.20.0/pkg/metrics/server
 	// - https://book.kubebuilder.io/reference/metrics.html
 	metricsServerOptions := metricsserver.Options{
 		BindAddress:   metricsAddr,
@@ -167,7 +167,7 @@ func main() {
 		// FilterProvider is used to protect the metrics endpoint with authn/authz.
 		// These configurations ensure that only authorized users and service accounts
 		// can access the metrics endpoint. The RBAC are configured in 'config/rbac/kustomization.yaml'. More info:
-		// https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.19.4/pkg/metrics/filters#WithAuthenticationAndAuthorization
+		// https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.20.0/pkg/metrics/filters#WithAuthenticationAndAuthorization
 		metricsServerOptions.FilterProvider = filters.WithAuthenticationAndAuthorization
 	}
 

docs/book/src/cronjob-tutorial/testdata/project/config/crd/bases/batch.tutorial.kubebuilder.io_cronjobs.yaml

@@ -3,7 +3,7 @@ apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   annotations:
-    controller-gen.kubebuilder.io/version: v0.17.0
+    controller-gen.kubebuilder.io/version: v0.17.1
   name: cronjobs.batch.tutorial.kubebuilder.io
 spec:
   group: batch.tutorial.kubebuilder.io
@@ -2778,6 +2778,39 @@ spec:
                                 x-kubernetes-list-map-keys:
                                 - name
                                 x-kubernetes-list-type: map
+                              resources:
+                                properties:
+                                  claims:
+                                    items:
+                                      properties:
+                                        name:
+                                          type: string
+                                        request:
+                                          type: string
+                                      required:
+                                      - name
+                                      type: object
+                                    type: array
+                                    x-kubernetes-list-map-keys:
+                                    - name
+                                    x-kubernetes-list-type: map
+                                  limits:
+                                    additionalProperties:
+                                      anyOf:
+                                      - type: integer
+                                      - type: string
+                                      pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
+                                      x-kubernetes-int-or-string: true
+                                    type: object
+                                  requests:
+                                    additionalProperties:
+                                      anyOf:
+                                      - type: integer
+                                      - type: string
+                                      pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
+                                      x-kubernetes-int-or-string: true
+                                    type: object
+                                type: object
                               restartPolicy:
                                 type: string
                               runtimeClassName:
@@ -2820,6 +2853,8 @@ spec:
                                   runAsUser:
                                     format: int64
                                     type: integer
+                                  seLinuxChangePolicy:
+                                    type: string
                                   seLinuxOptions:
                                     properties:
                                       level: