golang.mk

# Tencent is pleased to support the open source community by making TKEStack
# available.
#
# Copyright (C) 2012-2019 Tencent. All Rights Reserved.
#
# Licensed 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
#
# https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations under the License.

# ==============================================================================
# Makefile helper functions for golang
#

GO := go
GO_SUPPORTED_VERSIONS ?= 1.13
GO_LDFLAGS += -X $(VERSION_PACKAGE).GitVersion=$(VERSION) \
	-X $(VERSION_PACKAGE).GitCommit=$(GIT_COMMIT) \
	-X $(VERSION_PACKAGE).GitTreeState=$(GIT_TREE_STATE) \
	-X $(VERSION_PACKAGE).BuildDate=$(shell date -u +'%Y-%m-%dT%H:%M:%SZ') \

ifeq ($(GOOS),windows)
	GO_OUT_EXT := .exe
endif

ifeq ($(ROOT_PACKAGE),)
	$(error the variable ROOT_PACKAGE must be set prior to including golang.mk)
endif

GOPATH := $(shell go env GOPATH)
ifeq ($(origin GOBIN), undefined)
	GOBIN := $(GOPATH)/bin
endif

COMMANDS ?= $(filter-out %.md, $(wildcard ${ROOT_DIR}/cmd/*))
BINS ?= $(foreach cmd,${COMMANDS},$(notdir ${cmd}))

ifeq (${COMMANDS},)
  $(error Could not determine COMMANDS, set ROOT_DIR or run in source dir)
endif
ifeq (${BINS},)
  $(error Could not determine BINS, set ROOT_DIR or run in source dir)
endif

.PHONY: go.build.verify
go.build.verify:
ifneq ($(shell $(GO) version | grep -q -E '\bgo($(GO_SUPPORTED_VERSIONS))\b' && echo 0 || echo 1), 0)
	$(error unsupported go version. Please make install one of the following supported version: '$(GO_SUPPORTED_VERSIONS)')
endif

.PHONY: go.build.%
go.build.%:
	$(eval COMMAND := $(word 2,$(subst ., ,$*)))
	$(eval PLATFORM := $(word 1,$(subst ., ,$*)))
	$(eval OS := $(word 1,$(subst _, ,$(PLATFORM))))
	$(eval ARCH := $(word 2,$(subst _, ,$(PLATFORM))))
	@echo "===========> Building binary $(COMMAND) $(VERSION) for $(OS) $(ARCH)"
	@mkdir -p $(OUTPUT_DIR)/$(OS)/$(ARCH)
	@CGO_ENABLED=0 GOOS=$(OS) GOARCH=$(ARCH) $(GO) build -o $(OUTPUT_DIR)/$(OS)/$(ARCH)/$(COMMAND)$(GO_OUT_EXT) -ldflags "$(GO_LDFLAGS)" $(ROOT_PACKAGE)/cmd/$(COMMAND)

.PHONY: go.build
go.build: go.build.verify $(addprefix go.build., $(addprefix $(PLATFORM)., $(BINS)))

.PHONY: go.build.multiarch
go.build.multiarch: go.build.verify $(foreach p,$(PLATFORMS),$(addprefix go.build., $(addprefix $(p)., $(BINS))))

.PHONY: go.clean
go.clean:
	@echo "===========> Cleaning all build output"
	@rm -rf $(OUTPUT_DIR)

.PHONY: go.lint.verify
go.lint.verify: go.build.verify
ifeq (,$(shell which golangci-lint))
	@echo "===========> Installing golangci lint"
	@GO111MODULE=off $(GO) get -u github.com/golangci/golangci-lint/cmd/golangci-lint
endif

.PHONY: go.lint
go.lint: go.lint.verify
	@echo "===========> Run golangci to lint source codes"
	@golangci-lint run $(ROOT_DIR)/...

.PHONY: go.test.verify
go.test.verify: go.build.verify
ifeq ($(shell which go-junit-report), )
	@echo "===========> Installing go-junit-report"
	@GO111MODULE=off $(GO) get -u github.com/jstemmer/go-junit-report
endif

.PHONY: go.test
go.test: go.test.verify
	@echo "===========> Run unit test"
	$(GO) test -count=1 -timeout=10m -short -v `go list ./...|grep -v tkestack.io/tke/test` 2>&1 | tee >(go-junit-report --set-exit-code >$(OUTPUT_DIR)/report.xml)