Makefile

# Produce CRDs that work back to Kubernetes 1.11 (no version conversion)
CRD_OPTIONS ?= "crd:trivialVersions=true"

# 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

REGISTRY ?= gcr.io/$(shell gcloud config get-value project)
IMAGE_NAME ?= cluster-api-controller-mailgun
CONTROLLER_IMG ?= $(REGISTRY)/$(IMAGE_NAME)
TAG ?= dev
ARCH ?= amd64
MANIFEST_IMG ?= $(CONTROLLER_IMG)-$(ARCH)

all: manager

# Run tests
test: generate fmt vet manifests
	go test ./... -coverprofile cover.out

# Build manager binary
manager: generate fmt vet
	go build -o bin/manager main.go

# Run against the configured Kubernetes cluster in ~/.kube/config
run: generate fmt vet manifests
	go run ./main.go

# Install CRDs into a cluster
install: manifests
	kustomize build config/crd | kubectl apply -f -

# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
deploy: manifests
	cd config/manager && kustomize edit set image controller=${CONTROLLER_IMAGE}
	kustomize build config/default | kubectl apply -f -

# Generate manifests e.g. CRD, RBAC etc.
manifests: controller-gen set-manifest-image
	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases

# Run go fmt against code
fmt:
	go fmt ./...

# Run go vet against code
vet:
	go vet ./...

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

# Build the docker image
docker-build: test set-manifest-image
	docker build . -t ${MANIFEST_IMG}:latest -t ${MANIFEST_IMG}:${TAG}

# Push the docker image
docker-push:
	docker push ${MANIFEST_IMG}:latest
	docker push ${MANIFEST_IMG}:${TAG}

.PHONY: set-manifest-image
set-manifest-image:
	$(info Updating kustomize image patch file for manager resource)
	sed -i'' -e 's@image: .*@image: '"${MANIFEST_IMG}:$(TAG)"'@' ./config/default/manager_image_patch.yaml

# find or download controller-gen
# download controller-gen if necessary
controller-gen:
ifeq (, $(shell which controller-gen))
	go get sigs.k8s.io/controller-tools/cmd/controller-gen@v0.2.1
CONTROLLER_GEN=$(GOBIN)/controller-gen
else
CONTROLLER_GEN=$(shell which controller-gen)
endif