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Makefile
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Makefile
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# Build the controller by default.
.DEFAULT_GOAL := help
# Configure app identity from project metadata.
APP_NAME ?= $(shell cat APP)
APP_VERSION ?= $(shell cat VERSION)
# Configure image identity from project metadata and app identity.
IMG_REGISTRY ?= ghcr.io
IMG_NAME ?= sambatv/${APP_NAME}
IMG_TAG ?= ${APP_VERSION}
IMG ?= ${IMG_REGISTRY}/${IMG_NAME}:${IMG_TAG}
# Configure helm chart identity from app identity.
CHART = charts/${APP_NAME}
# Produce CRDs that work back to Kubernetes 1.11 (no version conversion)
CRD_OPTIONS ?= "crd:trivialVersions=true,preserveUnknownFields=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
GOVERSION ?= 1.19
# Setting SHELL to bash allows bash commands to be executed by recipes.
# This is a requirement for 'setup-envtest.sh' in the test target.
# 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
# The help target prints out all targets with their descriptions organized
# beneath their categories. The categories are represented by '##@' and the
# target descriptions by '##'. The awk commands is responsible for reading the
# entire set of makefiles included in this invocation, looking for lines of the
# file as xyz: ## something, and then pretty-format the target and help. Then,
# if there's a line with ##@ something, that gets pretty-printed as a category.
# More info on the usage of ANSI control characters for terminal formatting:
# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
# More info on the awk command:
# http://linuxcommand.org/lc3_adv_awk.php
##@ Info
.PHONY: help
help: ## Display this help
@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf " \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
@printf "\n\nConfiguration:\n\n"
@printf " Targets use the following environment variables and defaults:\n\n"
@printf " \033[36mREG\033[0m Image registry name [%s]\n" ${REG}
@printf " \033[36mAPP\033[0m Image app name [%s]\n" ${APP}
@printf " \033[36mTAG\033[0m Image tag name [%s]\n" ${TAG}
@printf " \033[36mIMG\033[0m Image full name [%s]\n" ${IMG}
.PHONY: env
env: ## Display project config environment variables
@printf "\033[36mREG\033[0m=${REG}\n"
@printf "\033[36mAPP\033[0m=${APP}\n"
@printf "\033[36mTAG\033[0m=${TAG}\n"
@printf "\033[36mIMG\033[0m=${IMG}\n"
##@ Toolchain
CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
.PHONY: controller-gen
controller-gen: ## Install controller-gen locally if necessary
$(call go-install,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.1)
#KUSTOMIZE = $(shell pwd)/bin/kustomize
KUSTOMIZE = kubectl kustomize
# go-install will 'go install' any package $2 at path $1.
PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
define go-install
@[ -f $(1) ] || { \
set -e ;\
TMP_DIR=$$(mktemp -d) ;\
cd $$TMP_DIR ;\
go mod init tmp ;\
echo "Downloading $(2)" ;\
GOBIN=$(PROJECT_DIR)/bin go install $(2) ;\
rm -rf $$TMP_DIR ;\
}
endef
##@ Development
.PHONY: manifests
manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects
$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
.PHONY: generate
generate: controller-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations
$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."
.PHONY: fmt
fmt: ## Format operator manager source code
go fmt ./...
.PHONY: lint
lint: ## Lint operator manager source code
go vet ./...
ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
.PHONY: test
test: manifests generate fmt lint ## Test operator manager source code
mkdir -p ${ENVTEST_ASSETS_DIR}
test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/v0.8.3/hack/setup-envtest.sh
source ${ENVTEST_ASSETS_DIR}/setup-envtest.sh; fetch_envtest_tools $(ENVTEST_ASSETS_DIR); setup_envtest_env $(ENVTEST_ASSETS_DIR); go test ./... -coverprofile cover.out
.PHONY: build
build: generate fmt lint ## Build operator manager binary
go build -o bin/manager main.go
.PHONY: run
run: manifests generate fmt lint ## Run operator manager
go run ./main.go
.PHONY: clean
clean: ## Clean build artifacts
rm -f cover.out
rm -fr bin charts dist testbin
##@ Deployment
.PHONY: install
install: manifests ## Install operator CRDs in cluster
$(KUSTOMIZE) config/crd | kubectl apply -f -
.PHONY: uninstall
uninstall: manifests ## Uninstall operator CRDs in cluster
$(KUSTOMIZE) config/crd | kubectl delete --ignore-not-found -f -
.PHONY: deploy
deploy: manifests ## Deploy operator manager in cluster
cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
$(KUSTOMIZE) config/default | kubectl apply -f -
.PHONY: undeploy
undeploy: ## Undeploy operator manager in cluster
$(KUSTOMIZE) config/default | kubectl delete -f -
##@ Docker
.PHONY: docker-build
docker-build: ## Build docker image
@echo 'building $(IMG)'
DOCKER_BUILDKIT=1 docker build -t $(IMG) .
.PHONY: docker-scan
docker-scan: ## Scan docker image for vulnerabilities
@echo 'scanning $(IMG)'
docker scan --accept-license $(IMG)
.PHONY: docker-push
docker-push: ## Push docker image to repository
@echo 'pushing $(IMG)'
docker push $(IMG)
##@ Chart
.PHONY: chart-build
chart-build: manifests ## Build helm chart
scripts/build-operator-helm-chart --src config/default --dst $(CHART)
.PHONY: chart-lint
chart-lint: ## Lint helm chart
helm lint $(CHART)
.PHONY: chart-template
chart-template: ## Template helm chart
helm template $(APP_NAME) $(CHART)
.PHONY: chart-install
chart-install: ## Install helm chart with default values
helm install $(APP_NAME) $(CHART) --namespace $(APP_NAME) --create-namespace