Makefile

.PHONY: drone-sftp-cache

EXECUTABLE := drone-sftp-cache
GOFMT ?= gofmt -s

# for dockerhub
DEPLOY_ACCOUNT := appleboy
DEPLOY_IMAGE := $(EXECUTABLE)

GOFILES := find . -name "*.go" -type f -not -path "./vendor/*"
PACKAGES ?= $(shell go list ./... | grep -v /vendor/)
SOURCES ?= $(shell find . -name "*.go" -type f)
TAGS ?=
LDFLAGS ?= -X 'main.Version=$(VERSION)'

ifneq ($(shell uname), Darwin)
	EXTLDFLAGS = -extldflags "-static" $(null)
else
	EXTLDFLAGS =
endif

ifneq ($(DRONE_TAG),)
	VERSION ?= $(DRONE_TAG)
else
	VERSION ?= $(shell git describe --tags --always || git rev-parse --short HEAD)
endif

all: build

vet:
	go vet $(PACKAGES)

fmt:
	$(GOFILES) | xargs $(GOFMT) -w

lint:
	@which golint > /dev/null; if [ $$? -ne 0 ]; then \
		go get -u github.com/golang/lint/golint; \
	fi
	for PKG in $(PACKAGES); do golint -set_exit_status $$PKG || exit 1; done;

unconvert:
	@which unconvert > /dev/null; if [ $$? -ne 0 ]; then \
		go get -u github.com/mdempsky/unconvert; \
	fi
	for PKG in $(PACKAGES); do unconvert -v $$PKG || exit 1; done;

.PHONY: fmt-check
fmt-check:
	# get all go files and run go fmt on them
	@files=$$($(GOFILES) | xargs $(GOFMT) -l); if [ -n "$$files" ]; then \
		echo "Please run 'make fmt' and commit the result:"; \
		echo "$${files}"; \
		exit 1; \
		fi;

test: fmt-check
	for PKG in $(PACKAGES); do go test -v -cover -coverprofile $$GOPATH/src/$$PKG/coverage.txt $$PKG || exit 1; done;

install: $(SOURCES)
	go install -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)'

build: $(EXECUTABLE)

$(EXECUTABLE): $(SOURCES)
	go build -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)' -o $@

# for docker.
static_build:
	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)' -o $(DEPLOY_IMAGE)

docker_image:
	docker build -t $(DEPLOY_ACCOUNT)/$(DEPLOY_IMAGE) .

docker: static_build docker_image

coverage:
	sed -i '/main.go/d' .cover/coverage.txt