Makefile

# Current Operator version
VERSION ?= "$(shell git describe --tags | sed 's/^v//')"
VERSION_DATE ?= $(shell date -u +'%Y-%m-%dT%H:%M:%SZ')
VERSION_PKG ?= "github.com/open-telemetry/opentelemetry-operator/internal/version"
OTELCOL_VERSION ?= "$(shell grep -v '\#' versions.txt | grep opentelemetry-collector | awk -F= '{print $$2}')"
OPERATOR_VERSION ?= "$(shell grep -v '\#' versions.txt | grep operator | awk -F= '{print $$2}')"
TARGETALLOCATOR_VERSION ?= "$(shell grep -v '\#' versions.txt | grep targetallocator | awk -F= '{print $$2}')"
LD_FLAGS ?= "-X ${VERSION_PKG}.version=${VERSION} -X ${VERSION_PKG}.buildDate=${VERSION_DATE} -X ${VERSION_PKG}.otelCol=${OTELCOL_VERSION} -X ${VERSION_PKG}.targetAllocator=${TARGETALLOCATOR_VERSION}"

# Image URL to use all building/pushing image targets
IMG_PREFIX ?= quay.io/${USER}
IMG_REPO ?= opentelemetry-operator
IMG ?= ${IMG_PREFIX}/${IMG_REPO}:$(addprefix v,${VERSION})
BUNDLE_IMG ?= ${IMG_PREFIX}/${IMG_REPO}-bundle:${VERSION}

# Options for 'bundle-build'
ifneq ($(origin CHANNELS), undefined)
BUNDLE_CHANNELS := --channels=$(CHANNELS)
endif
ifneq ($(origin DEFAULT_CHANNEL), undefined)
BUNDLE_DEFAULT_CHANNEL := --default-channel=$(DEFAULT_CHANNEL)
endif
BUNDLE_METADATA_OPTS ?= $(BUNDLE_CHANNELS) $(BUNDLE_DEFAULT_CHANNEL)

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

# by default, do not run the manager with webhooks enabled. This only affects local runs, not the build or in-cluster deployments.
ENABLE_WEBHOOKS ?= false

# If we are running in CI, run go test in verbose mode
ifeq (,$(CI))
GOTEST_OPTS=-race
else
GOTEST_OPTS=-race -v
endif

KUBE_VERSION ?= 1.21
KIND_CONFIG ?= kind-$(KUBE_VERSION).yaml

ensure-generate-is-noop: VERSION=$(OPERATOR_VERSION)
ensure-generate-is-noop: USER=opentelemetry
ensure-generate-is-noop: set-image-controller generate bundle
	@# on make bundle config/manager/kustomization.yaml includes changes, which should be ignored for the below check
	@git restore config/manager/kustomization.yaml
	@git diff -s --exit-code api/v1alpha1/zz_generated.*.go || (echo "Build failed: a model has been changed but the generated resources aren't up to date. Run 'make generate' and update your PR." && exit 1)
	@git diff -s --exit-code bundle config || (echo "Build failed: the bundle, config files has been changed but the generated bundle, config files aren't up to date. Run 'make bundle' and update your PR." && git diff && exit 1)

all: manager
ci: test

# Run tests
test: generate fmt vet ensure-generate-is-noop
	go test ${GOTEST_OPTS} ./...

# 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
	ENABLE_WEBHOOKS=$(ENABLE_WEBHOOKS) go run -ldflags ${LD_FLAGS} ./main.go --zap-devel

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

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

# Set the controller image parameters
set-image-controller: manifests kustomize
	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}

# Deploy controller in the current Kubernetes context, configured in ~/.kube/config
deploy: set-image-controller
	$(KUSTOMIZE) build config/default | kubectl apply -f -

# Undeploy controller in the current Kubernetes context, configured in ~/.kube/config
undeploy: set-image-controller
	$(KUSTOMIZE) build config/default | kubectl delete -f -

# Generates the released manifests
release-artifacts: set-image-controller
	mkdir -p dist
	$(KUSTOMIZE) build config/default -o dist/opentelemetry-operator.yaml

# Generate manifests e.g. CRD, RBAC etc.
manifests: controller-gen
	$(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 ./...

# Run go lint against code
lint:
	golangci-lint run

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

# end-to-tests
e2e:
	$(KUTTL) test

prepare-e2e: kuttl set-test-image-vars set-image-controller container start-kind
	mkdir -p tests/_build/crds tests/_build/manifests
	$(KUSTOMIZE) build config/default -o tests/_build/manifests/01-opentelemetry-operator.yaml
	$(KUSTOMIZE) build config/crd -o tests/_build/crds/

set-test-image-vars:
	$(eval IMG=local/opentelemetry-operator:e2e)

# Build the container image, used only for local dev purposes
container:
	docker build -t ${IMG} --build-arg VERSION_PKG=${VERSION_PKG} --build-arg VERSION=${VERSION} --build-arg VERSION_DATE=${VERSION_DATE} --build-arg OTELCOL_VERSION=${OTELCOL_VERSION} --build-arg TARGETALLOCATOR_VERSION=${TARGETALLOCATOR_VERSION} .

# Push the container image, used only for local dev purposes
container-push:
	docker push ${IMG}

start-kind: 
	kind create cluster --config $(KIND_CONFIG)
	kind load docker-image local/opentelemetry-operator:e2e

cert-manager:
	kubectl apply --validate=false -f https://github.com/jetstack/cert-manager/releases/download/v1.6.0/cert-manager.yaml
	kubectl wait --timeout=5m --for=condition=available deployment cert-manager -n cert-manager
	kubectl wait --timeout=5m --for=condition=available deployment cert-manager-cainjector -n cert-manager
	kubectl wait --timeout=5m --for=condition=available deployment cert-manager-webhook -n cert-manager

# find or download controller-gen
# download controller-gen if necessary
controller-gen:
ifeq (, $(shell which controller-gen))
	@{ \
	go install sigs.k8s.io/controller-tools/cmd/controller-gen@v0.6.0-beta.0 ;\
	}
CONTROLLER_GEN=$(GOBIN)/controller-gen
else
CONTROLLER_GEN=$(shell which controller-gen)
endif

kustomize:
ifeq (, $(shell which kustomize))
	@{ \
	set -e ;\
	echo "" ;\
	echo "ERROR: kustomize not found." ;\
	echo "Please check https://kubectl.docs.kubernetes.io/installation/kustomize/ for installation instructions and try again." ;\
	echo "" ;\
	exit 1 ;\
	}
KUSTOMIZE=$(GOBIN)/kustomize
else
KUSTOMIZE=$(shell which kustomize)
endif

kuttl:
ifeq (, $(shell which kubectl-kuttl))
	echo ${PATH}
	ls -l /usr/local/bin
	which kubectl-kuttl

	@{ \
	set -e ;\
	echo "" ;\
	echo "ERROR: kuttl not found." ;\
	echo "Please check https://kuttl.dev/docs/cli.html for installation instructions and try again." ;\
	echo "" ;\
	exit 1 ;\
	}
else
KUTTL=$(shell which kubectl-kuttl)
endif

kind:
ifeq (, $(shell which kind))
	@{ \
	set -e ;\
	echo "" ;\
	echo "ERROR: kind not found." ;\
	echo "Please check https://kind.sigs.k8s.io/docs/user/quick-start/#installation for installation instructions and try again." ;\
	echo "" ;\
	exit 1 ;\
	}
else
KIND=$(shell which kind)
endif

operator-sdk:
ifeq (, $(shell which operator-sdk))
	@{ \
	set -e ;\
	echo "" ;\
	echo "ERROR: operator-sdk not found." ;\
	echo "Please check https://sdk.operatorframework.io for installation instructions and try again." ;\
	echo "" ;\
	exit 1 ;\
	}
else
OPERATOR_SDK=$(shell which operator-sdk)
endif

# Generate bundle manifests and metadata, then validate generated files.
bundle: kustomize operator-sdk manifests set-image-controller
	$(OPERATOR_SDK) generate kustomize manifests -q
	$(KUSTOMIZE) build config/manifests | $(OPERATOR_SDK) generate bundle -q --overwrite --manifests --version $(VERSION) $(BUNDLE_METADATA_OPTS)
	$(OPERATOR_SDK) bundle validate ./bundle

# Build the bundle image, used only for local dev purposes
bundle-build:
	docker build -f bundle.Dockerfile -t $(BUNDLE_IMG) .

tools: ginkgo kustomize controller-gen operator-sdk