# Image URL to use all building/pushing image targets
REGISTRY ?= reg.k8s.giftfish.de/library
IMAGE_NAME ?= pve-cloud-controller-manager
CONTROLLER_IMG ?= $(REGISTRY)/$(IMAGE_NAME)
TAG ?= dev
ARCH ?= amd64

PULL_POLICY ?= Always

# 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

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 go fmt against code
fmt:
	go fmt ./...

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

.PHONY: docker-build
docker-build: ## Build the docker image for controller-manager
	docker build --pull --build-arg ARCH=$(ARCH) --build-arg LDFLAGS="$(LDFLAGS)" . -t $(CONTROLLER_IMG)-$(ARCH):$(TAG)
	MANIFEST_IMG=$(CONTROLLER_IMG)-$(ARCH) MANIFEST_TAG=$(TAG) $(MAKE) set-manifest-image
	$(MAKE) set-manifest-pull-policy

.PHONY: docker-push
docker-push: ## Push the docker image
	docker push $(CONTROLLER_IMG)-$(ARCH):$(TAG)

.PHONY: docker-push-manifest
docker-push-manifest: ## Push the fat manifest docker image.
	## Minimum docker version 18.06.0 is required for creating and pushing manifest images.
	docker manifest create --amend $(CONTROLLER_IMG):$(TAG) $(shell echo $(ALL_ARCH) | sed -e "s~[^ ]*~$(CONTROLLER_IMG)\-&:$(TAG)~g")
	@for arch in $(ALL_ARCH); do docker manifest annotate --arch $${arch} ${CONTROLLER_IMG}:${TAG} ${CONTROLLER_IMG}-$${arch}:${TAG}; done
	docker manifest push --purge ${CONTROLLER_IMG}:${TAG}
	MANIFEST_IMG=$(CONTROLLER_IMG) MANIFEST_TAG=$(TAG) $(MAKE) set-manifest-image
	$(MAKE) set-manifest-pull-policy

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


.PHONY: set-manifest-pull-policy
set-manifest-pull-policy:
	$(info Updating kustomize pull policy file for manager resource)
	sed -i'' -e 's@imagePullPolicy: .*@imagePullPolicy: '"$(PULL_POLICY)"'@' ./config/manager/manager_pull_policy.yaml