Makefile

ifeq ($(VERSION),)
  VERSION_TAG=$(shell git describe --abbrev=0 --tags --exact-match 2>/dev/null || echo dev)
else
  VERSION_TAG=$(VERSION)
endif

# Image URL to use all building/pushing image targets
IMG ?= flanksource/template-operator:${VERSION_TAG}
# Produce CRDs that work back to Kubernetes 1.11 (no version conversion)
CRD_OPTIONS ?= "crd:trivialVersions=false"

# 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
manager:
	go build -o bin/manager main.go

.PHONY: linux
linux:
	GOOS=linux 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 -

# Uninstall CRDs from a cluster
uninstall: manifests
	kustomize build config/crd | kubectl delete -f -

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

# Generate manifests e.g. CRD, RBAC etc.
manifests: controller-gen .bin/yq
	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
	$(YQ) eval -I2 -i '.spec.versions.0.schema.openAPIV3Schema.properties.spec.properties.resources.items.x-kubernetes-preserve-unknown-fields = true' config/crd/bases/templating.flanksource.com_templates.yaml

static: manifests
	mkdir -p config/deploy
	cd config/manager && kustomize edit set image controller=${IMG}
	kustomize build config/crd > config/deploy/crd.yml
	kustomize build config/default > config/deploy/operator.yml
	kustomize build config/base > config/base/deploy.yml

# 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:
	docker build . -t ${IMG}

# Push the docker image
docker-push:
	docker push ${IMG}

# find or download controller-gen
# download controller-gen if necessary
controller-gen:
ifeq (, $(shell which controller-gen))
	@{ \
	set -e ;\
	CONTROLLER_GEN_TMP_DIR=$$(mktemp -d) ;\
	cd $$CONTROLLER_GEN_TMP_DIR ;\
	go mod init tmp ;\
	go get sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.0 ;\
	rm -rf $$CONTROLLER_GEN_TMP_DIR ;\
	}
CONTROLLER_GEN=$(GOBIN)/controller-gen
else
CONTROLLER_GEN=$(shell which controller-gen)
endif

OS   = $(shell uname -s | tr '[:upper:]' '[:lower:]')
ARCH = $(shell uname -m | sed 's/x86_64/amd64/')

.bin/yq:
	mkdir -p .bin
	curl -sSLo .bin/yq https://github.com/mikefarah/yq/releases/download/v4.9.6/yq_$(OS)_$(ARCH) && chmod +x .bin/yq
YQ = $(realpath ./.bin/yq)