changed kubebuilder layout to v4

With this PR, the project has been upgraded to use kubebuilder
layout 4, following the migration guide on the docs

Signed-off-by: mzeevi <meytar80@gmail.com>

.dockerignore

@@ -0,0 +1,3 @@
+# More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file
+# Ignore build and test binaries.
+bin/

Dockerfile

@@ -12,7 +12,7 @@ RUN go mod download
 # Copy the go source
 COPY cmd/main.go cmd/main.go
 COPY api/ api/
-COPY internals/ internals/
+COPY internal/ internal/
 
 # Build
 RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager cmd/main.go

Makefile

@@ -1,7 +1,7 @@
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
-ENVTEST_K8S_VERSION = 1.28.0
+ENVTEST_K8S_VERSION = 1.29.0
 
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
 ifeq (,$(shell go env GOBIN))
@@ -61,7 +61,7 @@ vet: ## Run go vet against code.
 
 .PHONY: test
 test: manifests generate fmt vet envtest ## Run tests.
-	KUBEBUILDER_ASSETS="$(shell $(ENVTEST) use $(ENVTEST_K8S_VERSION) --bin-dir $(LOCALBIN) -p path)" go test ./internals/... -coverprofile cover.out
+	KUBEBUILDER_ASSETS="$(shell $(ENVTEST) use $(ENVTEST_K8S_VERSION) --bin-dir $(LOCALBIN) -p path)" go test $$(go list ./... | grep -v /e2e_tests) -coverprofile cover.out
 
 .PHONY: test-e2e
 test-e2e: ginkgo
@@ -70,14 +70,6 @@ test-e2e: ginkgo
 	go clean -testcache
 	$(LOCALBIN)/ginkgo -p --vv ./test/e2e_tests/... -coverprofile cover.out -timeout
 
-GOLANGCI_LINT = $(shell pwd)/bin/golangci-lint
-GOLANGCI_LINT_VERSION ?= v1.54.2
-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)) $(GOLANGCI_LINT_VERSION) ;\
-	}
-
 .PHONY: lint
 lint: golangci-lint ## Run golangci-lint linter & yamllint
 	$(GOLANGCI_LINT) run
@@ -107,15 +99,6 @@ docker-build: ## Build docker image with the manager.
 docker-push: ## Push docker image with the manager.
 	$(CONTAINER_TOOL) push ${IMG}
 
-.PHONY: install-nfspvc
-install-nfspvc: ## Install NfsPvcOperator
-	kubectl apply -f https://raw.githubusercontent.com/sahar2339/nfspvc-operator/feature/all_in_one_yaml/all_in_one.yaml 
-
-
-
-.PHONY: enable-nfs-knative
-enable-nfs-knative: ## Enable NFS for Knative
-	kubectl patch configmap config-features -n knative-serving -p '{"data":{"kubernetes.podspec-persistent-volume-claim":"enabled", "kubernetes.podspec-persistent-volume-write":"enabled"}}'
 # PLATFORMS defines the target platforms for the manager image be built to provide support to multiple
 # architectures. (i.e. make docker-buildx IMG=myregistry/mypoperator:0.0.1). To use this option you need to:
 # - be able to use docker buildx. More info: https://docs.docker.com/build/buildx/
@@ -133,6 +116,12 @@ docker-buildx: ## Build and push docker image for the manager for cross-platform
 	- $(CONTAINER_TOOL) buildx rm project-v3-builder
 	rm Dockerfile.cross
 
+.PHONY: build-installer
+build-installer: manifests generate kustomize ## Generate a consolidated YAML with CRDs and deployment.
+	mkdir -p dist
+	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
+	$(KUSTOMIZE) build config/default > dist/install.yaml
+
 ##@ Deployment
 
 ifndef ignore-not-found
@@ -153,21 +142,37 @@ deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in
 	$(KUSTOMIZE) build config/default | $(KUBECTL) apply --server-side -f -
 
 .PHONY: undeploy
-undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
+undeploy: kustomize ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
 	$(KUSTOMIZE) build config/default | $(KUBECTL) delete --ignore-not-found=$(ignore-not-found) -f -
 
-.PHONY: helm
-helm: manifests kustomize helmify
-	$(KUSTOMIZE) build config/default | $(HELMIFY)
+##@ Capp prerequisites
+
+.PHONY: prereq
+prereq: install install-knative install-helm install-logging install-nfspvc enable-nfs-knative ## Install every prerequisite needed to develop on container-app-operator.
+
+.PHONY: install-nfspvc
+install-nfspvc: ## Install NfsPvcOperator
+	kubectl apply -f https://raw.githubusercontent.com/sahar2339/nfspvc-operator/feature/all_in_one_yaml/all_in_one.yaml
+
+.PHONY: enable-nfs-knative
+enable-nfs-knative: ## Enable NFS for Knative
+	kubectl patch configmap config-features -n knative-serving -p '{"data":{"kubernetes.podspec-persistent-volume-claim":"enabled", "kubernetes.podspec-persistent-volume-write":"enabled"}}'
 
 .PHONY: install-logging
 install-logging: ## Install logging operator on the kind cluster
 	helm upgrade --install --wait --create-namespace --namespace logging logging-operator oci://ghcr.io/kube-logging/helm-charts/logging-operator --set logging.enabled=true
 
-.PHONY: prereq
-prereq: install install-knative install-helm install-logging install-nfspvc enable-nfs-knative ## Install every prerequisite needed to develop on container-app-operator.
+KNATIVE_URL ?= https://github.com/knative-extensions/kn-plugin-quickstart/releases/download/knative-v1.11.2/kn-quickstart-linux-amd64
+KNATIVE_HPA_URL ?= https://github.com/knative/serving/releases/download/knative-v1.11.2/serving-hpa.yaml
+.PHONY: install-knative
+install-knative: ## Install knative controller on the kind cluster
+	wget -O $(LOCALBIN)/kn-quickstart $(KNATIVE_URL)
+	chmod +x $(LOCALBIN)/kn-quickstart
+	@CLUSTER_NAME=$$(kubectl config current-context | awk -F '-' '{ print $$2}'); \
+	(yes no || true) | $(LOCALBIN)/kn-quickstart kind -n $$CLUSTER_NAME
+	$(KUBECTL) apply -f $(KNATIVE_HPA_URL)
 
-##@ Build Dependencies
+##@ Dependencies
 
 ## Location to install dependencies to
 LOCALBIN ?= $(shell pwd)/bin
@@ -176,60 +181,60 @@ $(LOCALBIN):
 
 ## Tool Binaries
 KUBECTL ?= kubectl
-KUSTOMIZE ?= $(LOCALBIN)/kustomize
-CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen
-ENVTEST ?= $(LOCALBIN)/setup-envtest
+KUSTOMIZE ?= $(LOCALBIN)/kustomize-$(KUSTOMIZE_VERSION)
+CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen-$(CONTROLLER_TOOLS_VERSION)
+ENVTEST ?= $(LOCALBIN)/setup-envtest-$(ENVTEST_VERSION)
+GOLANGCI_LINT = $(LOCALBIN)/golangci-lint-$(GOLANGCI_LINT_VERSION)
 GINKGO ?= $(LOCALBIN)/ginkgo
-HELMIFY ?= $(LOCALBIN)/helmify
-
-KNATIVE_URL ?= https://github.com/knative-extensions/kn-plugin-quickstart/releases/download/knative-v1.11.2/kn-quickstart-linux-amd64
-KNATIVE_HPA_URL ?= https://github.com/knative/serving/releases/download/knative-v1.11.2/serving-hpa.yaml
 HELM_URL ?= https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
 
 ## Tool Versions
-KUSTOMIZE_VERSION ?= v5.2.1
-CONTROLLER_TOOLS_VERSION ?= v0.13.0
+KUSTOMIZE_VERSION ?= v5.3.0
+CONTROLLER_TOOLS_VERSION ?= v0.14.0
+ENVTEST_VERSION ?= release-0.17
+GOLANGCI_LINT_VERSION ?= v1.54.2
 
 .PHONY: kustomize
-kustomize: $(KUSTOMIZE) ## Download kustomize locally if necessary. If wrong version is installed, it will be removed before downloading.
+kustomize: $(KUSTOMIZE) ## Download kustomize locally if necessary.
 $(KUSTOMIZE): $(LOCALBIN)
-	@if test -x $(LOCALBIN)/kustomize && ! $(LOCALBIN)/kustomize version | grep -q $(KUSTOMIZE_VERSION); then \
-		echo "$(LOCALBIN)/kustomize version is not expected $(KUSTOMIZE_VERSION). Removing it before installing."; \
-		rm -rf $(LOCALBIN)/kustomize; \
-	fi
-	test -s $(LOCALBIN)/kustomize || GOBIN=$(LOCALBIN) GO111MODULE=on go install sigs.k8s.io/kustomize/kustomize/v5@$(KUSTOMIZE_VERSION)
+	$(call go-install-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v5,$(KUSTOMIZE_VERSION))
 
 .PHONY: controller-gen
-controller-gen: $(CONTROLLER_GEN) ## Download controller-gen locally if necessary. If wrong version is installed, it will be overwritten.
+controller-gen: $(CONTROLLER_GEN) ## Download controller-gen locally if necessary.
 $(CONTROLLER_GEN): $(LOCALBIN)
-	test -s $(LOCALBIN)/controller-gen && $(LOCALBIN)/controller-gen --version | grep -q $(CONTROLLER_TOOLS_VERSION) || \
-	GOBIN=$(LOCALBIN) go install sigs.k8s.io/controller-tools/cmd/controller-gen@$(CONTROLLER_TOOLS_VERSION)
+	$(call go-install-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen,$(CONTROLLER_TOOLS_VERSION))
 
 .PHONY: envtest
-envtest: $(ENVTEST) ## Download envtest-setup locally if necessary.
+envtest: $(ENVTEST) ## Download setup-envtest locally if necessary.
 $(ENVTEST): $(LOCALBIN)
-	test -s $(LOCALBIN)/setup-envtest || GOBIN=$(LOCALBIN) go install sigs.k8s.io/controller-runtime/tools/setup-envtest@latest
+	$(call go-install-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest,$(ENVTEST_VERSION))
+
+.PHONY: golangci-lint
+golangci-lint: $(GOLANGCI_LINT) ## Download golangci-lint locally if necessary.
+$(GOLANGCI_LINT): $(LOCALBIN)
+	$(call go-install-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/cmd/golangci-lint,${GOLANGCI_LINT_VERSION})
 
 .PHONY: ginkgo
 ginkgo: $(GINKGO) ## Download ginkgo locally if necessary.
 $(GINKGO): $(LOCALBIN)
 	test -s $(LOCALBIN)/ginkgo || GOBIN=$(LOCALBIN) go install github.com/onsi/ginkgo/v2/ginkgo@latest
 
-.PHONY: helmify
-helmify: $(HELMIFY) ## Download helmify locally if necessary.
-$(HELMIFY): $(LOCALBIN)
-	test -s $(LOCALBIN)/helmify || GOBIN=$(LOCALBIN) go install github.com/arttor/helmify/cmd/helmify@latest
-
-.PHONY: install-knative
-install-knative: ## Install knative controller on the kind cluster
-	wget -O $(LOCALBIN)/kn-quickstart $(KNATIVE_URL)
-	chmod +x $(LOCALBIN)/kn-quickstart
-	@CLUSTER_NAME=$$(kubectl config current-context | awk -F '-' '{ print $$2}'); \
-	(yes no || true) | $(LOCALBIN)/kn-quickstart kind -n $$CLUSTER_NAME
-	$(KUBECTL) apply -f $(KNATIVE_HPA_URL)
-
 .PHONY: install-helm
 install-helm: ## Install helm on the local machine
 	wget -O $(LOCALBIN)/get-helm.sh $(HELM_URL)
 	chmod 700 $(LOCALBIN)/get-helm.sh
 	$(LOCALBIN)/get-helm.sh
+
+# go-install-tool will 'go install' any package with custom target and name of binary, if it doesn't exist
+# $1 - target path with name of binary (ideally with version)
+# $2 - package url which can be installed
+# $3 - specific version of package
+define go-install-tool
+@[ -f $(1) ] || { \
+set -e; \
+package=$(2)@$(3) ;\
+echo "Downloading $${package}" ;\
+GOBIN=$(LOCALBIN) go install $${package} ;\
+mv "$$(echo "$(1)" | sed "s/-$(3)$$//")" $(1) ;\
+}
+endef

PROJECT

@@ -1,10 +1,11 @@
-domain: dana.io
+# Code generated by tool. DO NOT EDIT.
+# This file is used to track the info used to scaffold your project
+# and allow the plugins properly work.
+# More info: https://book.kubebuilder.io/reference/project-config.html
+domain: rcs.dana.io
 layout:
-- go.kubebuilder.io/v3
-plugins:
-  manifests.sdk.operatorframework.io/v2: {}
-  scorecard.sdk.operatorframework.io/v2: {}
-projectName: capp-operaor
+- go.kubebuilder.io/v4
+projectName: container-app-operator
 repo: github.com/dana-team/container-app-operator
 resources:
 - api:

cmd/main.go

@@ -21,8 +21,8 @@ import (
 	"os"
 
 	cappv1alpha1 "github.com/dana-team/container-app-operator/api/v1alpha1"
-	"github.com/dana-team/container-app-operator/internals/controllers"
-	"github.com/dana-team/container-app-operator/internals/utils"
+	"github.com/dana-team/container-app-operator/internal/controllers"
+	"github.com/dana-team/container-app-operator/internal/utils"
 	nfspvcv1alpha1 "github.com/dana-team/nfspvc-operator/api/v1alpha1"
 	"github.com/go-logr/zapr"
 	loggingv1beta1 "github.com/kube-logging/logging-operator/pkg/sdk/logging/api/v1beta1"