Makefile

TAG ?= $(shell git -C "$(PROJECT_PATH)" describe --dirty --tags)
ifdef VERSION
override TAG = $(VERSION)
endif
IMAGE_NAME = 3scale-istio-adapter:$(TAG)
REGISTRY ?= quay.io/3scale
LISTEN_ADDR ?= 3333
PROJECT_PATH := $(patsubst %/,%,$(dir $(abspath $(lastword $(MAKEFILE_LIST)))))

DEP_LOCK = $(PROJECT_PATH)/Gopkg.lock
SOURCES := $(shell find $(PROJECT_PATH)/pkg -name '*.go')

## Build targets ##

3scale-istio-adapter: export GO111MODULE ?= auto
3scale-istio-adapter: update-dependencies $(DEP_LOCK) $(PROJECT_PATH)/cmd/server/main.go $(SOURCES) ## Build the adapter binary
	go build -ldflags="-X main.version=$(TAG)" -o _output/3scale-istio-adapter cmd/server/main.go

3scale-config-gen: export GO111MODULE ?= auto
3scale-config-gen: update-dependencies $(DEP_LOCK) $(PROJECT_PATH)/cmd/cli/main.go $(SOURCES) ## Build the config generator cli
	go build -ldflags="-s -w -X main.version=$(TAG)" -o _output/3scale-config-gen cmd/cli/main.go

.PHONY: build-adapter
build-adapter: 3scale-istio-adapter ## Alias to build the adapter binary

.PHONY: build-cli
build-cli: 3scale-config-gen ## Alias to build the config generator cli

## Testing targets ##

.PHONY: unit
unit: export GO111MODULE ?= auto
unit: ## Run unit tests
	mkdir -p "$(PROJECT_PATH)/_output"
	go test ./... -covermode=count -test.v -test.coverprofile="$(PROJECT_PATH)/_output/unit.cov"

.PHONY: integration
integration: export GO111MODULE ?= auto
integration: ## Run integration tests
	go test -covermode=count -tags integration -test.v -test.coverprofile="$(PROJECT_PATH)/_output/integration.cov" -run=TestAuthorizationCheck ./...

.PHONY: test
test: unit integration ## Runs all tests

.PHONY: unit_coverage
unit_coverage: unit ## Runs unit tests and generates a html coverage report
	go tool cover -html="$(PROJECT_PATH)/_output/unit.cov"

.PHONY: integration_coverage
integration_coverage: integration ## Runs integration tests and generates a html coverage report
	go tool cover -html="$(PROJECT_PATH)/_output/integration.cov"

## Local cluster utilities

.PHONY: local.cluster.environment
local.cluster.environment: local.cluster.up local.install-istio local.install-adapter local.install-httpbin ## Starts a k3s cluster with istio installed alongside the adapter and httpbin sample app

.PHONY: local.cluster.up
local.cluster.up: ## Starts a k3s cluster using istio version set in ${ISTIO_VERSION}. Supports only versions of less than 1.5.0
	docker-compose -f $(PROJECT_PATH)/scripts/local-cluster/docker-compose.yaml up -d
	sleep 10
	kubectl --kubeconfig $(PROJECT_PATH)/scripts/local-cluster/kubeconfig.yaml wait --for=condition=available --timeout=60s deployment/coredns -n kube-system

.PHONY: local.cluster.clean
local.cluster.clean: ## Clean up of k3s cluster
	docker-compose -f $(PROJECT_PATH)/scripts/local-cluster/docker-compose.yaml down -v --remove-orphans

.PHONY: local.install-istio
local.install-istio: export KUBECONFIG=$(PROJECT_PATH)/scripts/local-cluster/kubeconfig.yaml
local.install-istio: install-istio

.PHONY: local.install-adapter
local.install-adapter: export KUBECONFIG=$(PROJECT_PATH)/scripts/local-cluster/kubeconfig.yaml
local.install-adapter:
	kubectl apply -n istio-system -f $(PROJECT_PATH)/deploy/
	kubectl apply -n istio-system -f $(PROJECT_PATH)/istio/authorization-template.yaml -f $(PROJECT_PATH)/istio/threescale-adapter.yaml

.PHONY: local.install-httpbin
local.install-httpbin: export KUBECONFIG=$(PROJECT_PATH)/scripts/local-cluster/kubeconfig.yaml
local.install-httpbin:
	. $(PROJECT_PATH)/scripts/istio-utils.sh; deploy_httpbin

## Docker targets ##

.PHONY: docker-build
docker-build: ## Build builder image
	docker build -f $(PROJECT_PATH)/Dockerfile --build-arg VERSION=$(TAG) --tag $(REGISTRY)/$(IMAGE_NAME) .

.PHONY: docker-test
docker-test: ## Runs the adapter - useful for smoke testing
	docker build -f $(PROJECT_PATH)/Dockerfile --tag $(IMAGE_NAME)-test .
	docker run -e THREESCALE_LISTEN_ADDR=${LISTEN_ADDR} -ti $(IMAGE_NAME)-test

.PHONY: docker-push
docker-push: docker-build ## Build and push the adapter image to the docker registry
	docker push $(REGISTRY)/$(IMAGE_NAME)

.PHONY: debug-image
debug-image: ## Builds a debuggable image which is started via Delve
	docker build -f $(PROJECT_PATH)/Dockerfile.dev --tag $(REGISTRY)/$(IMAGE_NAME) .

## Misc ##

.PHONY: generate-config
generate-config: ## Generates required artifacts for an out-of-process adapter based on the current .proto file
	$(PROJECT_PATH)/scripts/generate-config.sh

.PHONY: update-dependencies
update-dependencies:
	dep ensure

.PHONY: build-adapter
run-adapter: ## Run the adapter
	THREESCALE_LISTEN_ADDR=${LISTEN_ADDR} "$(PROJECT_PATH)/_output/3scale-istio-adapter"

.PHONY: run-mixer-server
run-mixer-server: ## Run the mixer server with test configuration
	mixs server --configStoreURL=fs://$(PROJECT_PATH)/testdata

.PHONY: get-istio
get-istio: ## Fetch istio release templates - Specify version as ISTIO_VERSION
	. $(PROJECT_PATH)/scripts/istio-utils.sh; get_istio

.PHONY: install-istio
install-istio: get-istio ## Install istio version into kubernetes cluster via helm - set ISTIO_VERSION to specify version directly
	. $(PROJECT_PATH)/scripts/istio-utils.sh; install_istio

## Release ##

.PHONY: release
release: validate-release update-dependencies generate-template git-add docker-build docker-push

.PHONY: validate-release
validate-release:
	@if [ -z ${VERSION} ]; then echo VERSION is unset && exit 1; fi

.PHONY: generate-template
generate-template: export GO111MODULE ?= auto
generate-template:
	@go run -ldflags="-X main.version=$(VERSION)" "$(PROJECT_PATH)/scripts/deployment.go" > "$(PROJECT_PATH)/deploy/deployment.yaml"

.PHONY: git-add
git-add:
	git add -p $(PROJECT_PATH)
	git -C "$(PROJECT_PATH)" tag -a $(VERSION) -m "Release $(VERSION)"

.PHONY: tag-release
tag-release: validate-release
	git -C "$(PROJECT_PATH)" tag -s -a $(VERSION) -m "Release $(VERSION)"