makefile

VERSION = $(shell cat VERSION)

INFO_PATH := github.com/prometheus/common/version
APP_NAME = air-co2-exporter
BIN_NAME = air_co2_exporter
DOCKER_REGISTRY ?=

GOPATH ?= `pwd`/../../
OS ?= linux
ARCH ?= amd64

.PHONY: lint
lint:
	${GOPATH}/bin/golint -set_exit_status ./...

.PHONY: build
build:
	@echo "> building ${BIN_NAME}"
	@CC_FOR_TARGET="x86_64-linux-musl-gcc" GOPATH=${GOPATH} go build -ldflags "\
		-X ${INFO_PATH}.Version=${VERSION} \
		-X ${INFO_PATH}.Revision=`git rev-parse HEAD` \
		-X ${INFO_PATH}.Branch=`git rev-parse --abbrev-ref HEAD` \
		-X ${INFO_PATH}.BuildUser=${USER} \
		-X ${INFO_PATH}.BuildDate=`date -u '+%Y-%m-%d_%H:%M:%S_UTC'`" \
		-gcflags "all=-trimpath=${GOPATH}" \
		-o ./bin/${BIN_NAME} \
		main.go

archive:
	@mkdir -p ./dist
	tar -czf ./dist/${BIN_NAME}-${VERSION}-${OS}-${ARCH}.tar.gz \
		bin/${BIN_NAME} \
		README.md \
		LICENSE 

docker-build:
	docker build -f Dockerfile \
		-t ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-${OS}-${ARCH} \
		.

docker-push:
	docker push ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-${OS}-${ARCH}

docker-run:
	docker run --privileged ${APP_NAME}:${VERSION}

docker-merge-manifest:
	docker manifest create \
		${DOCKER_REGISTRY}/${APP_NAME}:latest \
		${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-linux-amd64 \
		${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-linux-arm64
	docker manifest create \
        ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION} \
        ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-linux-amd64 \
        ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}-linux-arm64
	docker manifest push --purge ${DOCKER_REGISTRY}/${APP_NAME}:latest
	docker manifest push --purge ${DOCKER_REGISTRY}/${APP_NAME}:${VERSION}

.PHONY: clean
clean:
	rm -rf ./bin/* ./dist/*