📖 update doc samples within the latest changes (#3392)

Author: camilamacedo86

docs/book/src/cronjob-tutorial/testdata/project/.dockerignore

@@ -1,4 +1,3 @@
 # More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file
 # Ignore build and test binaries.
 bin/
-testbin/

docs/book/src/cronjob-tutorial/testdata/project/.gitignore

@@ -5,8 +5,7 @@
 *.dll
 *.so
 *.dylib
-bin
-testbin/*
+bin/*
 Dockerfile.cross
 
 # Test binary, build with `go test -c`

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

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.19 as builder
+FROM golang:1.20 as builder
 ARG TARGETOS
 ARG TARGETARCH
 

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

@@ -11,6 +11,12 @@ else
 GOBIN=$(shell go env GOBIN)
 endif
 
+# CONTAINER_TOOL defines the container tool to be used for building images.
+# Be aware that the target commands are only tested with Docker which is
+# scaffolded by default. However, you might want to replace it to use other
+# tools. (i.e. podman)
+CONTAINER_TOOL ?= docker
+
 # Setting SHELL to bash allows bash commands to be executed by recipes.
 # Options are set to exit when a recipe line exits non-zero or a piped command fails.
 SHELL = /usr/bin/env bash -o pipefail
@@ -73,11 +79,11 @@ run: manifests generate fmt vet ## Run a controller from your host.
 # More info: https://docs.docker.com/develop/develop-images/build_enhancements/
 .PHONY: docker-build
 docker-build: test ## Build docker image with the manager.
-	docker build -t ${IMG} .
+	$(CONTAINER_TOOL) build -t ${IMG} .
 
 .PHONY: docker-push
 docker-push: ## Push docker image with the manager.
-	docker push ${IMG}
+	$(CONTAINER_TOOL) push ${IMG}
 
 # PLATFORMS defines the target platforms for  the manager image be build to provide support to multiple
 # architectures. (i.e. make docker-buildx IMG=myregistry/mypoperator:0.0.1). To use this option you need to:
@@ -90,10 +96,10 @@ PLATFORMS ?= linux/arm64,linux/amd64,linux/s390x,linux/ppc64le
 docker-buildx: test ## Build and push docker image for the manager for cross-platform support
 	# copy existing Dockerfile and insert --platform=${BUILDPLATFORM} into Dockerfile.cross, and preserve the original Dockerfile
 	sed -e '1 s/\(^FROM\)/FROM --platform=\$$\{BUILDPLATFORM\}/; t' -e ' 1,// s//FROM --platform=\$$\{BUILDPLATFORM\}/' Dockerfile > Dockerfile.cross
-	- docker buildx create --name project-v3-builder
-	docker buildx use project-v3-builder
-	- docker buildx build --push --platform=$(PLATFORMS) --tag ${IMG} -f Dockerfile.cross .
-	- docker buildx rm project-v3-builder
+	- $(CONTAINER_TOOL) buildx create --name project-v3-builder
+	$(CONTAINER_TOOL) buildx use project-v3-builder
+	- $(CONTAINER_TOOL) buildx build --push --platform=$(PLATFORMS) --tag ${IMG} -f Dockerfile.cross .
+	- $(CONTAINER_TOOL) buildx rm project-v3-builder
 	rm Dockerfile.cross
 
 ##@ Deployment
@@ -132,7 +138,7 @@ CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen
 ENVTEST ?= $(LOCALBIN)/setup-envtest
 
 ## Tool Versions
-KUSTOMIZE_VERSION ?= v5.0.0
+KUSTOMIZE_VERSION ?= v5.0.1
 CONTROLLER_TOOLS_VERSION ?= v0.12.0
 
 KUSTOMIZE_INSTALL_SCRIPT ?= "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh"

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

@@ -4,7 +4,6 @@ kind: CustomResourceDefinition
 metadata:
   annotations:
     controller-gen.kubebuilder.io/version: v0.12.0
-  creationTimestamp: null
   name: cronjobs.batch.tutorial.kubebuilder.io
 spec:
   group: batch.tutorial.kubebuilder.io

docs/book/src/cronjob-tutorial/testdata/project/config/default/manager_auth_proxy_patch.yaml

@@ -31,7 +31,7 @@ spec:
           capabilities:
             drop:
               - "ALL"
-        image: gcr.io/kubebuilder/kube-rbac-proxy:v0.13.1
+        image: gcr.io/kubebuilder/kube-rbac-proxy:v0.14.1
         args:
         - "--secure-listen-address=0.0.0.0:8443"
         - "--upstream=http://127.0.0.1:8080/"

docs/book/src/cronjob-tutorial/testdata/project/config/rbac/role.yaml

@@ -2,7 +2,6 @@
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
-  creationTimestamp: null
   name: manager-role
 rules:
 - apiGroups:

docs/book/src/cronjob-tutorial/testdata/project/config/webhook/manifests.yaml

@@ -2,7 +2,6 @@
 apiVersion: admissionregistration.k8s.io/v1
 kind: MutatingWebhookConfiguration
 metadata:
-  creationTimestamp: null
   name: mutating-webhook-configuration
 webhooks:
 - admissionReviewVersions:
@@ -29,7 +28,6 @@ webhooks:
 apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
-  creationTimestamp: null
   name: validating-webhook-configuration
 webhooks:
 - admissionReviewVersions:

docs/book/src/cronjob-tutorial/testdata/project/go.mod

@@ -1,6 +1,6 @@
 module tutorial.kubebuilder.io/project
 
-go 1.19
+go 1.20
 
 require (
 	github.com/onsi/ginkgo/v2 v2.6.0

docs/book/src/cronjob-tutorial/testdata/project/internal/controller/suite_test.go

@@ -63,7 +63,7 @@ var (
 	cancel    context.CancelFunc
 )
 
-func TestAPIs(t *testing.T) {
+func TestControllers(t *testing.T) {
 	RegisterFailHandler(Fail)
 
 	RunSpecs(t, "Controller Suite")