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Makefile
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REGISTRY?=kphoen
CONTROLLER_IMAGE=$(REGISTRY)/dark
CONVERTER_IMAGE=$(REGISTRY)/dark-converter
VERSION?=latest
# 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=$(shell go env GOBIN)
endif
WITH_COVERAGE?=false
ifeq ($(WITH_COVERAGE),true)
GOCMD_TEST?=go test -coverpkg=./... -coverprofile=coverage.txt -covermode=atomic ./...
else
GOCMD_TEST?=go test
endif
# 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
.PHONY: all
all: build-manager
##@ General
# 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
.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)
##@ Development
.PHONY: manifests
manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects.
$(CONTROLLER_GEN) rbac:roleName=manager-role crd 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 paths="./..."
.PHONY: fmt
fmt: ## Run go fmt against code.
go fmt ./...
.PHONY: vet
vet: ## Run go vet against code.
go vet ./...
.PHONY: test
test: ## Run tests.
$(GOCMD_TEST) ./...
.PHONY: lint
lint: ## Lints the code base.
docker run --rm -v $(shell pwd):/app -w /app golangci/golangci-lint:v1.43.0 golangci-lint run -c build/golangci.yaml
DEV_CLUSTER_PORT?=8181
DEV_GRAFANA_HOST=grafana.dark.localhost
DEV_GRAFANA_PASSWORD=$(shell kubectl get secret loki-grafana -o go-template='{{ index . "data" "admin-password" | base64decode }}')
DEV_GRAFANA_API_KEY=$(shell curl --fail -XPOST -H "Content-Type: application/json" -d '{"name": "dark-dev-api-key-$(shell date +%s)", "role": "Admin"}' http://admin:$(DEV_GRAFANA_PASSWORD)@$(DEV_GRAFANA_HOST):$(DEV_CLUSTER_PORT)/api/auth/keys | jq .key)
.PHONY: dev-env-start
dev-env-start: dev-env-check-binaries dev-env-create-cluster dev-env-provision dev-env-info ## Start a development k3d cluster.
.PHONY: dev-env-create-cluster
dev-env-create-cluster: ## Create a development k3d cluster.
k3d cluster create \
--image="rancher/k3s:v1.21.7-k3s1" \
-p "$(DEV_CLUSTER_PORT):80@loadbalancer" \
dark-dev
.PHONY: dev-env-remove
dev-env-remove: ## Remove the development k3d cluster.
k3d cluster delete dark-dev
.PHONY: dev-env-provision
dev-env-provision: ## Provision the development k3d cluster with useful tools (Grafana, Prometheus, Loki, ...).
# Helm repositories
helm repo add grafana https://grafana.github.io/helm-charts
helm repo add bitnami https://charts.bitnami.com/bitnami
helm repo add bitnami https://charts.bitnami.com/bitnami
helm repo add kiwigrid https://kiwigrid.github.io
helm repo update
# Grafana, loki, prometheus, ...
helm upgrade \
--install loki grafana/loki-stack \
--set grafana.enabled=true,grafana.image.tag=9.4.7,prometheus.enabled=true,prometheus.alertmanager.persistentVolume.enabled=false,prometheus.server.persistentVolume.enabled=false
# InfluxDB
helm upgrade --install influxdb bitnami/influxdb \
--set auth.enabled=false
# Graphite
helm upgrade --install graphite kiwigrid/graphite
# Rest
kubectl apply -f config/crd/bases
kubectl apply -f config/dev-env
.PHONY: dev-env-info
dev-env-info: ## Print useful information for the dev environment (URL, credentials, ...).
@echo "==============="
@echo "Grafana available at http://$(DEV_GRAFANA_HOST):$(DEV_CLUSTER_PORT)"
@kubectl get secret loki-grafana -o go-template='{{range $$k,$$v := .data}}{{printf "%s: " $$k}}{{if not $$v}}{{$$v}}{{else}}{{$$v | base64decode}}{{end}}{{"\n"}}{{end}}'
@echo "==============="
@echo "InfluxDB available at: http://influxdb:8086"
@echo -n "admin password: "
@kubectl get secret --namespace default influxdb -o jsonpath="{.data.admin-user-password}" | base64 --decode
@echo ""
@echo "==============="
@echo "Graphite available at http://graphite:8080"
.PHONY: dev-env-check-binaires
dev-env-check-binaries: ## Check that the required binary are present.
@helm version >/dev/null 2>&1 || (echo "ERROR: helm is required."; exit 1)
@k3d version >/dev/null 2>&1 || (echo "ERROR: k3d is required."; exit 1)
@kubectl version --client >/dev/null 2>&1 || (echo "ERROR: kubectl is required."; exit 1)
@jq --version >/dev/null 2>&1 ||(echo "ERROR: jq is required."; exit 1)
.PHONY: run
run: ## Run a controller from your host.
GRAFANA_HOST=http://$(DEV_GRAFANA_HOST):$(DEV_CLUSTER_PORT) \
GRAFANA_TOKEN=$(DEV_GRAFANA_API_KEY) \
go run ./cmd/controller
##@ Build
.PHONY: build
build-manager: generate fmt vet ## Build manager binary.
go build -o bin/manager cmd/controller/main.go
.PHONY: build
build-converter: fmt vet ## Build converter binary.
go build -o bin/converter cmd/converter/main.go
.PHONY: docker-push-manager
docker-push-manager: ## Push docker image with the manager.
docker buildx create --use
DOCKER_BUILDKIT=1 docker buildx build \
--platform linux/arm64,linux/arm/v7,linux/arm/v8,linux/amd64 \
--push \
-f build/Dockerfile-controller \
-t ${CONTROLLER_IMAGE}:latest \
-t ${CONTROLLER_IMAGE}:${VERSION} .
.PHONY: docker-push-converter
docker-push-converter: ## Push docker image with the converter.
docker buildx create --use
DOCKER_BUILDKIT=1 docker buildx build \
--platform linux/arm64,linux/arm/v7,linux/arm/v8,linux/amd64 \
--push \
-f build/Dockerfile-converter \
-t ${CONVERTER_IMAGE}:latest \
-t ${CONVERTER_IMAGE}:${VERSION} .
.PHONY: docker-push
docker-push: docker-push-manager docker-push-converter ## Push all docker images.
##@ Deployment
ifndef ignore-not-found
ignore-not-found = false
endif
.PHONY: install
install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
$(KUSTOMIZE) build config/crd | kubectl apply -f -
.PHONY: uninstall
uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
.PHONY: deploy
deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
$(KUSTOMIZE) build config/default | kubectl apply -f -
.PHONY: undeploy
undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
.PHONY: controller-gen
controller-gen: ## Download controller-gen locally if necessary.
$(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/[email protected])
KUSTOMIZE = $(shell pwd)/bin/kustomize
.PHONY: kustomize
kustomize: ## Download kustomize locally if necessary.
$(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/[email protected])
# go-get-tool will 'go get' any package $2 and install it to $1.
PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
define go-get-tool
@[ -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