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Makefile
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# 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 = 1.25.0
# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
ifeq (,$(shell go env GOBIN))
GOBIN=$(shell go env GOPATH)/bin
else
GOBIN=$(shell go env GOBIN)
endif
# 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
.SHELLFLAGS = -ec
.PHONY: all
all: build
##@ General
# The help target prints out all targets with their descriptions organized
# beneath their categories. The categories are represented by '##@' and the
# target descriptions by '##'. The awk commands is responsible for reading the
# entire set of makefiles included in this invocation, looking for lines of the
# file as xyz: ## something, and then pretty-format the target and help. Then,
# if there's a line with ##@ something, that gets pretty-printed as a category.
# More info on the usage of ANSI control characters for terminal formatting:
# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
# More info on the awk command:
# http://linuxcommand.org/lc3_adv_awk.php
.PHONY: help
help: ## Display this help.
@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf " \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
##@ Development
.PHONY: manifests
manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects.
$(CONTROLLER_GEN) rbac:roleName=manager-role crd:generateEmbeddedObjectMeta=true webhook paths="main.go" paths="./api/..." paths="./pkg/..." paths="./internal/..." output:crd:artifacts:config=config/crd/bases
rm -rf crds && cp -r config/crd/bases crds
.PHONY: generate
generate: controller-gen client-gen informer-gen lister-gen counterfeiter-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations.
$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./api/..."
PATH="$(PATH):$(LOCALBIN)" go generate ./...
./hack/gen-typed-client
.PHONY: fmt
fmt: ## Run go fmt against code.
go fmt ./...
.PHONY: vet
vet: ## Run go vet against code.
go vet ./...
# Run the linter against the code
.PHONY: lint
lint: golangci-lint ## Run linter against the code
$(GOLINT) run ./...
.PHONY: test
test: manifests generate fmt vet envtest ## Run tests.
KUBEBUILDER_ASSETS="$(LOCALBIN)/k8s/current" go test ./... -coverprofile cover.out
.PHONY: manifests test-fast ## Run tests without build.
test-fast: envtest ## Run tests.
KUBEBUILDER_ASSETS="$(LOCALBIN)/k8s/current" go test ./... -coverprofile cover.out -ginkgo.v
##@ Build
.PHONY: build
build: generate fmt vet ## Build manager binary.
go build -o bin/manager main.go
.PHONY: run
run: manifests generate fmt vet ## Run a controller from your host.
go run ./main.go
# If you wish built the manager image targeting other platforms you can use the --platform flag.
# (i.e. docker build --platform linux/arm64 ). However, you must enable docker buildKit for it.
# 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} .
.PHONY: docker-push
docker-push: ## Push docker image with the manager.
docker push ${IMG}
# PLATFORMS defines the target platforms for the manager image be build to provide support to multiple
# architectures. (i.e. make docker-buildx IMG=myregistry/mypoperator:0.0.1). To use this option you need to:
# - able to use docker buildx . More info: https://docs.docker.com/build/buildx/
# - have enable BuildKit, More info: https://docs.docker.com/develop/develop-images/build_enhancements/
# - be able to push the image for your registry (i.e. if you do not inform a valid value via IMG=<myregistry/image:<tag>> than the export will fail)
# To properly provided solutions that supports more than one platform you should use this option.
PLATFORMS ?= linux/arm64,linux/amd64,linux/s390x,linux/ppc64le
.PHONY: docker-buildx
docker-buildx: test ## Build and push docker image for the manager for cross-platform support
# copy existing Dockerfile and insert --platform=${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
rm Dockerfile.cross
##@ Deployment
ifndef ignore-not-found
ignore-not-found = false
endif
.PHONY: install
install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
$(KUSTOMIZE) build config/crd | kubectl apply -f -
.PHONY: uninstall
uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
.PHONY: deploy
deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
$(KUSTOMIZE) build config/default | kubectl apply -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.
$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
##@ Build Dependencies
## Location to install dependencies to
LOCALBIN ?= $(shell pwd)/bin
$(LOCALBIN):
mkdir -p $(LOCALBIN)
.PHONY: clean
clean:
rm -rf $(LOCALBIN)
## Tool Binaries
KUSTOMIZE ?= $(LOCALBIN)/kustomize
CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen
COUNTERFEITER_GEN ?= $(LOCALBIN)/counterfeiter-gen
GOLINT ?= $(LOCALBIN)/golangci-lint
ENVTEST ?= $(LOCALBIN)/setup-envtest
CLIENT_GEN ?= $(shell pwd)/bin/client-gen
INFORMER_GEN ?= $(shell pwd)/bin/informer-gen
LISTER_GEN ?= $(shell pwd)/bin/lister-gen
## Tool Versions
KUSTOMIZE_VERSION ?= v3.8.7
CONTROLLER_TOOLS_VERSION ?= v0.14.0
CODE_GENERATOR_VERSION ?= v0.23.4
COUNTERFEITER_VERSION ?= v6.8.1
GOLINT_VERSION ?= v1.57.1
KUSTOMIZE_INSTALL_SCRIPT ?= "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh"
.PHONY: kustomize
kustomize: $(KUSTOMIZE) ## Download kustomize locally if necessary.
$(KUSTOMIZE): $(LOCALBIN)
test -s $(LOCALBIN)/kustomize || { curl -Ss $(KUSTOMIZE_INSTALL_SCRIPT) | bash -s -- $(subst v,,$(KUSTOMIZE_VERSION)) $(LOCALBIN); }
.PHONY: controller-gen
controller-gen: $(CONTROLLER_GEN) ## Download controller-gen locally if necessary.
$(CONTROLLER_GEN): $(LOCALBIN)
test -s $(LOCALBIN)/controller-gen || GOBIN=$(LOCALBIN) go install sigs.k8s.io/controller-tools/cmd/controller-gen@$(CONTROLLER_TOOLS_VERSION)
.PHONY: counterfeiter-gen
counterfeiter-gen: $(COUNTERFEITER_GEN) ## Download controller-gen locally if necessary.
$(COUNTERFEITER_GEN): $(LOCALBIN)
test -s $(COUNTERFEITER_GEN) || GOBIN=$(LOCALBIN) go install github.com/maxbrunsfeld/counterfeiter/v6@$(COUNTERFEITER_VERSION)
# find or download golangci-lint
.PHONY: golangci-lint
golangci-lint: $(GOLINT)
$(GOLINT): $(LOCALBIN)
test -s $(GOLINT) || GOBIN=$(LOCALBIN) go install github.com/golangci/golangci-lint/cmd/golangci-lint@$(GOLINT_VERSION)
.PHONY: envtest
envtest: $(ENVTEST) ## Download envtest-setup locally if necessary.
$(ENVTEST): $(LOCALBIN)
test -s $(LOCALBIN)/setup-envtest || GOBIN=$(LOCALBIN) go install sigs.k8s.io/controller-runtime/tools/setup-envtest@latest
ENVTESTDIR=$$($(ENVTEST) use $(ENVTEST_K8S_VERSION) --bin-dir $(LOCALBIN) -p path) ;\
chmod -R u+w $$ENVTESTDIR ;\
rm -f $(LOCALBIN)/k8s/current ;\
ln -s $$ENVTESTDIR $(LOCALBIN)/k8s/current
.PHONY: client-gen
client-gen: $(CLIENT_GEN) ## Download client-gen
$(CLIENT_GEN): $(LOCALBIN)
test -s $(LOCALBIN)/client-gen || GOBIN=$(LOCALBIN) go install k8s.io/code-generator/cmd/client-gen@$(CODE_GENERATOR_VERSION)
.PHONY: informer-gen
informer-gen: $(INFORMER_GEN) ## Download informer-gen
$(INFORMER_GEN): $(LOCALBIN)
test -s $(LOCALBIN)/informer-gen || GOBIN=$(LOCALBIN) go install k8s.io/code-generator/cmd/informer-gen@$(CODE_GENERATOR_VERSION)
.PHONY: lister-gen
lister-gen: $(LISTER_GEN) ## Download lister-gen
$(LISTER_GEN): $(LOCALBIN)
test -s $(LOCALBIN)/lister-gen || GOBIN=$(LOCALBIN) go install k8s.io/code-generator/cmd/lister-gen@$(CODE_GENERATOR_VERSION)