Makefile

DESTDIR ?=
PREFIX ?= /usr/local

GIT_SUMMARY := $(shell git describe --tags --always 2>/dev/null)

CURRENT_GOPATH:=$(lastword $(subst :, ,$(GOPATH)))

all: deps test build

deps:
	@echo ">> installing dependencies"
	glide install

build: linux_amd64/prom-nginx-exporter

build-linux: linux_amd64/prom-nginx-exporter

build-darwin: darwin_amd64/prom-nginx-exporter

linux_amd64/prom-nginx-exporter: deps
	@echo ">> building $@ with version $(GIT_SUMMARY)"
	@GOOS="linux" GOARCH="amd64" go build -ldflags="-X 'main.gitSummary=$(GIT_SUMMARY)'" -o $@ main.go

darwin_amd64/prom-nginx-exporter: deps
	@echo ">> building $@ with version $(GIT_SUMMARY)"
	@GOOS="darwin" GOARCH="amd64" go build -ldflags="-X 'main.gitSummary=$(GIT_SUMMARY)'" -o $@ main.go

test:
	@echo ">> making tests"
	@go test $$(glide nv)

docker: Dockerfile
	@echo ">> building docker image prom-nginx-exporter:$(GIT_SUMMARY)"
	@docker build -t prom-nginx-exporter:$(GIT_SUMMARY) .

install: build
	install -m 0755 -d $(DESTDIR)$(PREFIX)/bin
	install -m 0755 linux_amd64/prom-nginx-exporter $(DESTDIR)$(PREFIX)/bin

clean:
	@echo ">> removing build directory"
	@rm -rf vendor/ linux_amd64/ darwin_amd64/

fmt:
	@echo ">> formatting source"
	@find . -type f -iname '*.go' -not -path './vendor/*' -not -iname '*pb.go' | xargs -L 1 go fmt

imports:
	@echo ">> fixing source imports"
	@find . -type f -iname '*.go' -not -path './vendor/*' -not -iname '*pb.go' | xargs -L 1 goimports -w

lint:
	@echo ">> linting source"
	@find . -type f -iname '*.go' -not -path './vendor/*' -not -iname '*pb.go' | xargs -L 1 golint