Makefile

SOURCEDIR = .
SOURCES := $(shell find $(SOURCEDIR) -name '*.go')
RPC_GEN := rpc/comfo/*.go python/comfo/*.py

BINARY = comfo
ALPINE_BINARY = comfo_alpine

VERSION := $(shell cat VERSION)
BUILD_TIME := $(shell date +%FT%T%z)
GITREV := $(shell git rev-parse HEAD)
GOVERSION := $(shell go version)

LDFLAGS := -ldflags '-X "main.GitRev=${GITREV}" -X "main.Version=${VERSION}" -X "main.BuildTime=${BUILD_TIME}" -X "main.GoVersion=${GOVERSION}"'

PACKAGES := $(shell go list ./... | grep -v '/vendor/')

# Require the Go compiler/toolchain to be installed
ifeq (, $(shell which go 2>/dev/null))
$(error No 'go' found in $(PATH), please install the Go compiler for your system)
endif

.DEFAULT_GOAL: $(BINARY)

# This target needs to be named after the file it generates
$(BINARY): $(SOURCES) $(RPC_GEN)
	CGO_ENABLED=0 go build ${LDFLAGS} -o ${BINARY}

.PHONY: generate
generate: rpc/comfo/gen.go rpc/comfo/comfo.proto
	go generate ./...

.PHONY: clean
clean:
	@if [ -f ${BINARY} ] ; then rm -vf ${BINARY} ; fi

.PHONY: clean_release
clean_release:
	@echo "Removing archives matching ${BINARY}-*-{amd64,arm}.tar.gz.."
	rm -fv ${BINARY}-*-{amd64,arm}.tar.gz
	echo "Removing binaries matching ${BINARY}_*_{amd64,arm}.."
	rm -fv ${BINARY}_*_{amd64,arm}

.PHONY: test
test:
	go test -v -race $(PACKAGES)

cover: coverage-all.out

.ONESHELLL:
coverage-all.out: $(SOURCES)
	@echo "mode: count" > coverage-all.out

	# Run test suite for all (sub)packages found in the repository
	for fn in ${PACKAGES}; do
		go test -coverprofile=coverage.out -covermode=count "$$fn"

		# Aggregate the coverage reports for all packages
		if [ -f coverage.out ]; then
			tail -n +2 coverage.out >> coverage-all.out
			rm coverage.out
		fi
	done

	go tool cover -func=coverage-all.out

.PHONY: coverhtml
coverhtml: coverage-all.out
	go tool cover -html=coverage-all.out

.PHONY: check
check: test cover
	go vet ./...
	megacheck ./...
	golint -set_exit_status ./...

.PHONY: pybuild
pybuild:
	cd python; python setup.py sdist bdist_wheel
	@sh -c "echo 'Built Python packages:' python/dist/*.whl"
	@sh -c "echo 'Built Python source archives:' python/dist/*.tar.gz"

.PHONY: release
release: clean_release pybuild
	@CGO_ENABLED=0 GOARCH=amd64 go build ${LDFLAGS} -o "${BINARY}_linux_amd64"
	@CGO_ENABLED=0 GOARCH=arm go build ${LDFLAGS} -o "${BINARY}_linux_arm"

	echo "Archiving:" *_amd64
	tar -czvf ${BINARY}-linux-${VERSION}-amd64.tar.gz ${BINARY}_linux_amd64
	tar -czvf ${BINARY}-linux-${VERSION}-arm.tar.gz ${BINARY}_linux_arm
	@sh -c "echo 'Built artifacts:' *.tar.gz"