Makefile - cloudstack-cloudmonkey - Git at Google

 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file
 # distributed with this work for additional information
 # regarding copyright ownership.  The ASF licenses this file
 # to you under the Apache License, Version 2.0 (the
 # "License"); you may not use this file except in compliance
 # with the License.  You may obtain a copy of the License at
 #
 #   http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing,
 # software distributed under the License is distributed on an
 # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.

 # Makefile referenced from github.com/vincentbernat/hellogopher
 PACKAGE  = cmk
 DATE    ?= $(shell date +%FT%T%z)
 VERSION ?= $(shell git describe --tags --always --dirty --match=v* 2> /dev/null || \
 			cat $(CURDIR)/.version 2> /dev/null || echo v0)
 BIN      = $(CURDIR)/bin
 BASE     = $(CURDIR)
 PKGS     = $(or $(PKG),$(shell $(GO) list ./... | grep -v "^$(PACKAGE)/vendor/"))
 TESTPKGS = $(shell $(GO) list -f '{{ if or .TestGoFiles .XTestGoFiles }}{{ .ImportPath }}{{ end }}' $(PKGS))
 GIT_SHA  = $(shell git rev-parse --short HEAD)

 GO      = CGO_ENABLED=0 go
 GODOC   = godoc
 GOFMT   = gofmt
 TIMEOUT = 15
 V = 0
 Q = $(if $(filter 1,$V),,@)
 M = $(shell printf "\033[34;1m▶\033[0m ")

 .PHONY: all
 all: fmt ; $(info $(M) Building executable… $(GIT_SHA)) @ ## Build program binary
 	$Q $(GO) build -mod=vendor \
 		-tags release \
 		-ldflags '-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' \
 		-o bin/$(PACKAGE) cmk.go
 	$(info $(M) Done!) @

 run: all
 	./bin/cmk

 debug:
 	$(GO) build -mod=vendor -gcflags='-N -l' -o cmk &&  dlv --listen=:2345 --headless=true --api-version=2 exec ./cmk

 dist-mkdir: all
 	rm -fr dist
 	mkdir -p dist

 dist-linux: dist-mkdir
 	GOOS=linux   GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.x86-64 cmk.go
 	GOOS=linux   GOARCH=386 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.x86 cmk.go
 	GOOS=linux   GOARCH=arm $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.arm32 cmk.go
 	GOOS=linux   GOARCH=arm64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.arm64 cmk.go


 dist: dist-linux
 	GOOS=windows GOARCH=386 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.windows.x86.exe cmk.go
 	GOOS=windows GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.windows.x86-64.exe cmk.go
 	GOOS=darwin  GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.darwin.x86-64 cmk.go
 	GOOS=darwin  GOARCH=arm64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.darwin.arm64 cmk.go

 # Tools

 GOLINT = $(BIN)/golint
 $(BIN)/golint:  $(BASE) ; $(info $(M) Building golint…)
 	$Q go get github.com/golang/lint/golint

 GOCOVMERGE = $(BIN)/gocovmerge
 $(BIN)/gocovmerge: | $(BASE) ; $(info $(M) building gocovmerge…)
 	$Q go get github.com/wadey/gocovmerge

 GOCOV = $(BIN)/gocov
 $(BIN)/gocov: | $(BASE) ; $(info $(M) building gocov…)
 	$Q go get github.com/axw/gocov/...

 GOCOVXML = $(BIN)/gocov-xml
 $(BIN)/gocov-xml: | $(BASE) ; $(info $(M) building gocov-xml…)
 	$Q go get github.com/AlekSi/gocov-xml

 GO2XUNIT = $(BIN)/go2xunit
 $(BIN)/go2xunit: | $(BASE) ; $(info $(M) Building go2xunit…)
 	$Q go get github.com/tebeka/go2xunit

 # Tests

 TEST_TARGETS := test-default test-bench test-short test-verbose test-race
 .PHONY: $(TEST_TARGETS) test-xml check test tests
 test-bench:   ARGS=-run=__absolutelynothing__ -bench=. ## Run benchmarks
 test-short:   ARGS=-short        ## Run only short tests
 test-verbose: ARGS=-v            ## Run tests in verbose mode with coverage reporting
 test-race:    ARGS=-race         ## Run tests with race detector
 $(TEST_TARGETS): NAME=$(MAKECMDGOALS:test-%=%)
 $(TEST_TARGETS): test
 check test tests: fmt lint vendor | $(BASE) ; $(info $(M) Running $(NAME:%=% )tests…) @ ## Run tests
 	$Q cd $(BASE) && $(GO) test -timeout $(TIMEOUT)s $(ARGS) $(TESTPKGS)

 test-xml: fmt lint vendor | $(BASE) $(GO2XUNIT) ; $(info $(M) Running $(NAME:%=% )tests…) @ ## Run tests with xUnit output
 	$Q cd $(BASE) && 2>&1 $(GO) test -timeout 20s -v $(TESTPKGS) | tee test/tests.output
 	$(GO2XUNIT) -fail -input test/tests.output -output test/tests.xml

 COVERAGE_MODE = atomic
 COVERAGE_PROFILE = $(COVERAGE_DIR)/profile.out
 COVERAGE_XML = $(COVERAGE_DIR)/coverage.xml
 COVERAGE_HTML = $(COVERAGE_DIR)/index.html
 .PHONY: test-coverage test-coverage-tools
 test-coverage-tools: | $(GOCOVMERGE) $(GOCOV) $(GOCOVXML)
 test-coverage: COVERAGE_DIR := $(CURDIR)/test/coverage.$(shell date -u +"%Y-%m-%dT%H:%M:%SZ")
 test-coverage: fmt lint vendor test-coverage-tools | $(BASE) ; $(info $(M) Running coverage tests…) @ ## Run coverage tests
 	$Q mkdir -p $(COVERAGE_DIR)/coverage
 	$Q cd $(BASE) && for pkg in $(TESTPKGS); do \
 		$(GO) test \
 			-coverpkg=$$($(GO) list -f '{{ join .Deps "\n" }}' $$pkg | \
 					grep '^$(PACKAGE)/' | grep -v '^$(PACKAGE)/vendor/' | \
 					tr '\n' ',')$$pkg \
 			-covermode=$(COVERAGE_MODE) \
 			-coverprofile="$(COVERAGE_DIR)/coverage/`echo $$pkg | tr "/" "-"`.cover" $$pkg ;\
 	 done
 	$Q $(GOCOVMERGE) $(COVERAGE_DIR)/coverage/*.cover > $(COVERAGE_PROFILE)
 	$Q $(GO) tool cover -html=$(COVERAGE_PROFILE) -o $(COVERAGE_HTML)
 	$Q $(GOCOV) convert $(COVERAGE_PROFILE) | $(GOCOVXML) > $(COVERAGE_XML)

 .PHONY: lint
 lint: vendor | $(BASE) $(GOLINT) ; $(info $(M) Running golint…) @ ## Run golint
 	$Q cd $(BASE) && ret=0 && for pkg in $(PKGS); do \
 		test -z "$$($(GOLINT) $$pkg | tee /dev/stderr)" || ret=1 ; \
 	 done ; exit $$ret

 .PHONY: fmt
 fmt: ; $(info $(M) Running gofmt…) @ ## Run gofmt on all source files
 	@ret=0 && for d in $$($(GO) list -mod=vendor -f '{{.Dir}}' ./... | grep -v /vendor/); do \
 		$(GOFMT) -l -w $$d/*.go || ret=$$? ; \
 	 done ; exit $$ret

 # Misc

 .PHONY: clean
 clean: ; $(info $(M) Cleaning…)	@
 	@rm -rf bin dist cloudstack-cloudmonkey
 	@rm -rf test/tests.* test/coverage.*

 .PHONY: help
 help:
 	@grep -E '^[ a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | \
 		awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-15s\033[0m %s\n", $$1, $$2}'

 .PHONY: version
 version:
 	@echo cloudmonkey-$(VERSION)
	# Licensed to the Apache Software Foundation (ASF) under one
	# or more contributor license agreements. See the NOTICE file
	# distributed with this work for additional information
	# regarding copyright ownership. The ASF licenses this file
	# to you under the Apache License, Version 2.0 (the
	# "License"); you may not use this file except in compliance
	# with the License. You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing,
	# software distributed under the License is distributed on an
	# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	# KIND, either express or implied. See the License for the
	# specific language governing permissions and limitations
	# under the License.

	# Makefile referenced from github.com/vincentbernat/hellogopher
	PACKAGE = cmk
	DATE ?= $(shell date +%FT%T%z)
	VERSION ?= $(shell git describe --tags --always --dirty --match=v* 2> /dev/null \|\| \
	cat $(CURDIR)/.version 2> /dev/null \|\| echo v0)
	BIN = $(CURDIR)/bin
	BASE = $(CURDIR)
	PKGS = $(or $(PKG),$(shell $(GO) list ./... \| grep -v "^$(PACKAGE)/vendor/"))
	TESTPKGS = $(shell $(GO) list -f '{{ if or .TestGoFiles .XTestGoFiles }}{{ .ImportPath }}{{ end }}' $(PKGS))
	GIT_SHA = $(shell git rev-parse --short HEAD)

	GO = CGO_ENABLED=0 go
	GODOC = godoc
	GOFMT = gofmt
	TIMEOUT = 15
	V = 0
	Q = $(if $(filter 1,$V),,@)
	M = $(shell printf "\033[34;1m▶\033[0m ")

	.PHONY: all
	all: fmt ; $(info $(M) Building executable… $(GIT_SHA)) @ ## Build program binary
	$Q $(GO) build -mod=vendor \
	-tags release \
	-ldflags '-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' \
	-o bin/$(PACKAGE) cmk.go
	$(info $(M) Done!) @

	run: all
	./bin/cmk

	debug:
	$(GO) build -mod=vendor -gcflags='-N -l' -o cmk && dlv --listen=:2345 --headless=true --api-version=2 exec ./cmk

	dist-mkdir: all
	rm -fr dist
	mkdir -p dist

	dist-linux: dist-mkdir
	GOOS=linux GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.x86-64 cmk.go
	GOOS=linux GOARCH=386 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.x86 cmk.go
	GOOS=linux GOARCH=arm $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.arm32 cmk.go
	GOOS=linux GOARCH=arm64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.linux.arm64 cmk.go


	dist: dist-linux
	GOOS=windows GOARCH=386 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.windows.x86.exe cmk.go
	GOOS=windows GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.windows.x86-64.exe cmk.go
	GOOS=darwin GOARCH=amd64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.darwin.x86-64 cmk.go
	GOOS=darwin GOARCH=arm64 $(GO) build -mod=vendor -ldflags='-s -w -X main.GitSHA=$(GIT_SHA) -X main.BuildDate=$(DATE)' -o dist/cmk.darwin.arm64 cmk.go

	# Tools

	GOLINT = $(BIN)/golint
	$(BIN)/golint: $(BASE) ; $(info $(M) Building golint…)
	$Q go get github.com/golang/lint/golint

	GOCOVMERGE = $(BIN)/gocovmerge
	$(BIN)/gocovmerge: \| $(BASE) ; $(info $(M) building gocovmerge…)
	$Q go get github.com/wadey/gocovmerge

	GOCOV = $(BIN)/gocov
	$(BIN)/gocov: \| $(BASE) ; $(info $(M) building gocov…)
	$Q go get github.com/axw/gocov/...

	GOCOVXML = $(BIN)/gocov-xml
	$(BIN)/gocov-xml: \| $(BASE) ; $(info $(M) building gocov-xml…)
	$Q go get github.com/AlekSi/gocov-xml

	GO2XUNIT = $(BIN)/go2xunit
	$(BIN)/go2xunit: \| $(BASE) ; $(info $(M) Building go2xunit…)
	$Q go get github.com/tebeka/go2xunit

	# Tests

	TEST_TARGETS := test-default test-bench test-short test-verbose test-race
	.PHONY: $(TEST_TARGETS) test-xml check test tests
	test-bench: ARGS=-run=__absolutelynothing__ -bench=. ## Run benchmarks
	test-short: ARGS=-short ## Run only short tests
	test-verbose: ARGS=-v ## Run tests in verbose mode with coverage reporting
	test-race: ARGS=-race ## Run tests with race detector
	$(TEST_TARGETS): NAME=$(MAKECMDGOALS:test-%=%)
	$(TEST_TARGETS): test
	check test tests: fmt lint vendor \| $(BASE) ; $(info $(M) Running $(NAME:%=% )tests…) @ ## Run tests
	$Q cd $(BASE) && $(GO) test -timeout $(TIMEOUT)s $(ARGS) $(TESTPKGS)

	test-xml: fmt lint vendor \| $(BASE) $(GO2XUNIT) ; $(info $(M) Running $(NAME:%=% )tests…) @ ## Run tests with xUnit output
	$Q cd $(BASE) && 2>&1 $(GO) test -timeout 20s -v $(TESTPKGS) \| tee test/tests.output
	$(GO2XUNIT) -fail -input test/tests.output -output test/tests.xml

	COVERAGE_MODE = atomic
	COVERAGE_PROFILE = $(COVERAGE_DIR)/profile.out
	COVERAGE_XML = $(COVERAGE_DIR)/coverage.xml
	COVERAGE_HTML = $(COVERAGE_DIR)/index.html
	.PHONY: test-coverage test-coverage-tools
	test-coverage-tools: \| $(GOCOVMERGE) $(GOCOV) $(GOCOVXML)
	test-coverage: COVERAGE_DIR := $(CURDIR)/test/coverage.$(shell date -u +"%Y-%m-%dT%H:%M:%SZ")
	test-coverage: fmt lint vendor test-coverage-tools \| $(BASE) ; $(info $(M) Running coverage tests…) @ ## Run coverage tests
	$Q mkdir -p $(COVERAGE_DIR)/coverage
	$Q cd $(BASE) && for pkg in $(TESTPKGS); do \
	$(GO) test \
	-coverpkg=$$($(GO) list -f '{{ join .Deps "\n" }}' $$pkg \| \
	grep '^$(PACKAGE)/' \| grep -v '^$(PACKAGE)/vendor/' \| \
	tr '\n' ',')$$pkg \
	-covermode=$(COVERAGE_MODE) \
	-coverprofile="$(COVERAGE_DIR)/coverage/`echo $$pkg \| tr "/" "-"`.cover" $$pkg ;\
	done
	$Q $(GOCOVMERGE) $(COVERAGE_DIR)/coverage/*.cover > $(COVERAGE_PROFILE)
	$Q $(GO) tool cover -html=$(COVERAGE_PROFILE) -o $(COVERAGE_HTML)
	$Q $(GOCOV) convert $(COVERAGE_PROFILE) \| $(GOCOVXML) > $(COVERAGE_XML)

	.PHONY: lint
	lint: vendor \| $(BASE) $(GOLINT) ; $(info $(M) Running golint…) @ ## Run golint
	$Q cd $(BASE) && ret=0 && for pkg in $(PKGS); do \
	test -z "$$($(GOLINT) $$pkg \| tee /dev/stderr)" \|\| ret=1 ; \
	done ; exit $$ret

	.PHONY: fmt
	fmt: ; $(info $(M) Running gofmt…) @ ## Run gofmt on all source files
	@ret=0 && for d in $$($(GO) list -mod=vendor -f '{{.Dir}}' ./... \| grep -v /vendor/); do \
	$(GOFMT) -l -w $$d/*.go \|\| ret=$$? ; \
	done ; exit $$ret

	# Misc

	.PHONY: clean
	clean: ; $(info $(M) Cleaning…) @
	@rm -rf bin dist cloudstack-cloudmonkey
	@rm -rf test/tests.* test/coverage.*

	.PHONY: help
	help:
	@grep -E '^[ a-zA-Z_-]+:.?## .$$' $(MAKEFILE_LIST) \| \
	awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-15s\033[0m %s\n", $$1, $$2}'

	.PHONY: version
	version:
	@echo cloudmonkey-$(VERSION)