Makefile

# Build variables
PACKAGE = github.com/l7mp/dcontroller
BUILD_DIR ?= bin/
VERSION ?= $(shell (git describe --tags --abbrev=8 --always --long) | tr "/" "-")
COMMIT_HASH ?= $(shell git rev-parse --short HEAD 2>/dev/null)
BUILD_DATE ?= $(shell date +%FT%T%z)
LDFLAGS += -s -w
LDFLAGS += -X main.version=${VERSION} -X main.commitHash=${COMMIT_HASH} -X main.buildDate=${BUILD_DATE}
GOARGS = -trimpath
EXECUTABLE = dctl

# Image URL to use all building/pushing image targets
IMG ?= retvari/dcontroller:latest

# ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
ENVTEST_K8S_VERSION = 1.30.0

# 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

ifeq (${VERBOSE}, 1)
ifeq ($(filter -v,${GOARGS}),)
	GOARGS += -v
endif
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

##@ Development

.PHONY: manifests
manifests: controller-gen
	$(CONTROLLER_GEN) rbac:roleName=manager-role crd webhook paths="./..." output:crd:artifacts:config=config/crd/resources

.PHONY: generate
generate: controller-gen
	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."

.PHONY: fmt
fmt:
	go fmt ./...

.PHONY: vet
vet:
	go vet ./...

.PHONY: test
test: manifests generate fmt vet envtest
	KUBEBUILDER_ASSETS="$(shell $(ENVTEST) use $(ENVTEST_K8S_VERSION) --bin-dir $(LOCALBIN) -p path)" go test ./... -coverprofile cover.out #-ginkgo.v -ginkgo.trace

##@ Build

.PHONY: build
build: manifests generate fmt vet build-bin

.PHONY: build-bin
build-bin:
	go build ${GOARGS} -ldflags "${LDFLAGS}" -o ${BUILD_DIR}/${EXECUTABLE} main.go

.PHONY: run
run: manifests generate fmt vet
	go run ./main.go

.PHONY: docker-build
docker-build: test
	docker build -t ${IMG} .

.PHONY: docker-push
docker-push:
	docker push ${IMG}

.PHONY: podman-build
podman-build: test
	sudo podman build -t ${IMG} .

.PHONY: podman-push
podman-push:
	sudo podman push ${IMG}

HELM_URL ?= "https://l7mp.github.io/dcontroller/"

.PHONY: chart
chart: helm manifests kustomize
	$(KUSTOMIZE) build config/helm-base > chart/helm/templates/all.yaml
	$(HELM) package chart/helm -d chart/repo
	$(HELM) repo index --url $(HELM_URL) chart/repo

# publish new helm image to github pages
# git subtree push --prefix chart/repo origin gh-pages

##@ Deployment

ifndef ignore-not-found
  ignore-not-found = false
endif

.PHONY: install
install: manifests kustomize
	$(KUSTOMIZE) build config/crd | kubectl apply -f -

.PHONY: uninstall
uninstall: manifests kustomize
	$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -

.PHONY: deploy
deploy: manifests kustomize
	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
	$(KUSTOMIZE) build config/default | kubectl apply -f -

.PHONY: undeploy
undeploy:
	$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -

##@ Build Dependencies

## Location to install dependencies to
LOCALBIN ?= $(shell pwd)/bin
$(LOCALBIN):
	mkdir -p $(LOCALBIN)

## Tool Binaries
KUSTOMIZE ?= $(LOCALBIN)/kustomize
CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen
ENVTEST ?= $(LOCALBIN)/setup-envtest
HELM ?= $(LOCALBIN)/helm

## Tool Versions
KUSTOMIZE_VERSION ?= v5.4.3
CONTROLLER_TOOLS_VERSION ?= v0.16.3
HELM_VERSION ?= v3.16.1

KUSTOMIZE_INSTALL_SCRIPT ?= "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh"
.PHONY: kustomize
kustomize: $(KUSTOMIZE)
$(KUSTOMIZE): $(LOCALBIN)
	test -s $(LOCALBIN)/kustomize || curl -s $(KUSTOMIZE_INSTALL_SCRIPT) | bash -s -- $(subst v,,$(KUSTOMIZE_VERSION)) $(LOCALBIN)

.PHONY: controller-gen
controller-gen: $(CONTROLLER_GEN)
$(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)

.PHONY: envtest
envtest: $(ENVTEST)
$(ENVTEST): $(LOCALBIN)
	test -s $(LOCALBIN)/setup-envtest || GOBIN=$(LOCALBIN) go install sigs.k8s.io/controller-runtime/tools/setup-envtest@latest

HELM_INSTALL_SCRIPT ?= "https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3"
.PHONY: helm
helm: $(HELM)
$(HELM): $(LOCALBIN)
	test -s $(LOCALBIN)/helm || curl $(HELM_INSTALL_SCRIPT) | HELM_INSTALL_DIR=$(LOCALBIN) bash