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Makefile
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Makefile
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#!/usr/bin/env bash
# Copyright 2020 The Kubernetes Authors.
#
# 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
#
# 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.
# If you update this file, please follow
# https://suva.sh/posts/well-documented-makefiles
## --------------------------------------
## General
## --------------------------------------
SHELL:=/usr/bin/env bash
.DEFAULT_GOAL:=help
# Use GOPROXY environment variable if set
GOPROXY := $(shell go env GOPROXY)
ifeq ($(GOPROXY),)
GOPROXY := https://proxy.golang.org
endif
export GOPROXY
# Active module mode, as we use go modules to manage dependencies
export GO111MODULE=on
# Tools.
TOOLS_DIR := hack/tools
TOOLS_BIN_DIR := $(TOOLS_DIR)/bin
GOLANGCI_LINT := $(abspath $(TOOLS_BIN_DIR)/golangci-lint)
GO_APIDIFF := $(TOOLS_BIN_DIR)/go-apidiff
CONTROLLER_GEN := $(TOOLS_BIN_DIR)/controller-gen
ENVTEST_DIR := $(abspath tools/setup-envtest)
SCRATCH_ENV_DIR := $(abspath examples/scratch-env)
# The help will print out all targets with their descriptions organized bellow their categories. The categories are represented by `##@` and the target descriptions by `##`.
# The awk commands is responsible to read the entire set of makefiles included in this invocation, looking for lines of the file as xyz: ## something, and then pretty-format the target and help. Then, if there's a line with ##@ something, that gets pretty-printed as a category.
# More info over the usage of ANSI control characters for terminal formatting: https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
# More info over awk command: http://linuxcommand.org/lc3_adv_awk.php
.PHONY: help
help: ## Display this help
@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf " \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
## --------------------------------------
## Testing
## --------------------------------------
.PHONY: test
test: test-tools ## Run the script check-everything.sh which will check all.
TRACE=1 ./hack/check-everything.sh
.PHONY: test-tools
test-tools: ## tests the tools codebase (setup-envtest)
cd tools/setup-envtest && go test ./...
## --------------------------------------
## Binaries
## --------------------------------------
$(GO_APIDIFF): $(TOOLS_DIR)/go.mod # Build go-apidiff from tools folder.
cd $(TOOLS_DIR) && go build -tags=tools -o bin/go-apidiff github.com/joelanford/go-apidiff
$(CONTROLLER_GEN): $(TOOLS_DIR)/go.mod # Build controller-gen from tools folder.
cd $(TOOLS_DIR) && go build -tags=tools -o bin/controller-gen sigs.k8s.io/controller-tools/cmd/controller-gen
$(GOLANGCI_LINT): .github/workflows/golangci-lint.yml # Download golanci-lint using hack script into tools folder.
hack/ensure-golangci-lint.sh \
-b $(TOOLS_BIN_DIR) \
$(shell cat .github/workflows/golangci-lint.yml | grep "version: v" | sed 's/.*version: //')
## --------------------------------------
## Linting
## --------------------------------------
.PHONY: lint
lint: $(GOLANGCI_LINT) ## Lint codebase
$(GOLANGCI_LINT) run -v $(GOLANGCI_LINT_EXTRA_ARGS)
cd tools/setup-envtest; $(GOLANGCI_LINT) run -v $(GOLANGCI_LINT_EXTRA_ARGS)
.PHONY: lint-fix
lint-fix: $(GOLANGCI_LINT) ## Lint the codebase and run auto-fixers if supported by the linter.
GOLANGCI_LINT_EXTRA_ARGS=--fix $(MAKE) lint
## --------------------------------------
## Generate
## --------------------------------------
.PHONY: modules
modules: ## Runs go mod to ensure modules are up to date.
go mod tidy
cd $(TOOLS_DIR); go mod tidy
cd $(ENVTEST_DIR); go mod tidy
cd $(SCRATCH_ENV_DIR); go mod tidy
.PHONY: generate
generate: $(CONTROLLER_GEN) ## Runs controller-gen for internal types for config file
$(CONTROLLER_GEN) object paths="./pkg/config/v1alpha1/...;./examples/configfile/custom/v1alpha1/..."
## --------------------------------------
## Cleanup / Verification
## --------------------------------------
.PHONY: clean
clean: ## Cleanup.
$(GOLANGCI_LINT) cache clean
$(MAKE) clean-bin
.PHONY: clean-bin
clean-bin: ## Remove all generated binaries.
rm -rf hack/tools/bin
.PHONY: verify-modules
verify-modules: modules ## Verify go modules are up to date
@if !(git diff --quiet HEAD -- go.sum go.mod $(TOOLS_DIR)/go.mod $(TOOLS_DIR)/go.sum $(ENVTEST_DIR)/go.mod $(ENVTEST_DIR)/go.sum $(SCRATCH_ENV_DIR)/go.sum); then \
git diff; \
echo "go module files are out of date, please run 'make modules'"; exit 1; \
fi
.PHONY: verify-generate
verify-generate: generate ## Verify generated files are up to date
@if !(git diff --quiet HEAD); then \
git diff; \
echo "generated files are out of date, run make generate"; exit 1; \
fi