Makefile

# 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.

GO ?= go

PROJECT := security-profiles-operator
BUILD_DIR := build

DATE_FMT = +'%Y-%m-%dT%H:%M:%SZ'
ifdef SOURCE_DATE_EPOCH
    BUILD_DATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u -r "$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u "$(DATE_FMT)")
else
    BUILD_DATE ?= $(shell date -u "$(DATE_FMT)")
endif

GIT_COMMIT := $(shell git rev-parse HEAD 2> /dev/null || echo unknown)
GIT_TREE_STATE := $(if $(shell git status --porcelain --untracked-files=no),dirty,clean)
VERSION := $(shell cat VERSION)

BUILDTAGS := netgo osusergo
BUILD_FILES := $(shell find . -type f -name '*.go' -or -name '*.mod' -or -name '*.sum' -not -name '*_test.go')
GO_PROJECT := sigs.k8s.io/$(PROJECT)
LDVARS := \
	-X $(GO_PROJECT)/internal/pkg/version.buildDate=$(BUILD_DATE) \
	-X $(GO_PROJECT)/internal/pkg/version.gitCommit=$(GIT_COMMIT) \
	-X $(GO_PROJECT)/internal/pkg/version.gitTreeState=$(GIT_TREE_STATE) \
	-X $(GO_PROJECT)/internal/pkg/version.version=$(VERSION)
LINKMODE_EXTERNAL ?= yes
ifeq ($(LINKMODE_EXTERNAL), yes)
  LDFLAGS := -s -w -linkmode external -extldflags "-static" $(LDVARS)
else
  LDFLAGS := -s -w -extldflags "-static" $(LDVARS)
endif

export CONTAINER_RUNTIME ?= docker
IMAGE ?= $(PROJECT):latest

CRD_OPTIONS ?= "crd:crdVersions=v1"

GOLANGCI_LINT_VERSION = v1.32.0
REPO_INFRA_VERSION = v0.1.2

export E2E_CLUSTER_TYPE ?= kind

DOCKERFILE ?= Dockerfile

# Utility targets

all: $(BUILD_DIR)/$(PROJECT) ## Build the security-profiles-operator binary

.PHONY: help
help:  ## Display this help
	@awk \
		-v "col=${COLOR}" -v "nocol=${NOCOLOR}" \
		' \
			BEGIN { \
				FS = ":.*##" ; \
				printf "Available targets:\n"; \
			} \
			/^[a-zA-Z0-9_-]+:.*?##/ { \
				printf "  %s%-25s%s %s\n", col, $$1, nocol, $$2 \
			} \
			/^##@/ { \
				printf "\n%s%s%s\n", col, substr($$0, 5), nocol \
			} \
		' $(MAKEFILE_LIST)

$(BUILD_DIR):
	mkdir -p $(BUILD_DIR)

$(BUILD_DIR)/$(PROJECT): $(BUILD_DIR) $(BUILD_FILES)
	$(GO) build -ldflags '$(LDFLAGS)' -tags '$(BUILDTAGS)' -o $@ ./cmd/security-profiles-operator

.PHONY: clean
clean: ## Clean the build directory
	rm -rf $(BUILD_DIR)

.PHONY: go-mod
go-mod: ## Cleanup and verify go modules
	export GO111MODULE=on && \
		$(GO) mod tidy && \
		$(GO) mod verify

.PHONY: deployments
deployments: manifests ## Generate the deployment files with kustomize
	kustomize build --reorder=none deploy/overlays/cluster -o deploy/operator.yaml
	kustomize build --reorder=none deploy/profiles/base -o deploy/profiles/default-profiles.yaml
	kustomize build --reorder=none deploy/overlays/namespaced -o deploy/namespace-operator.yaml
	kustomize build --reorder=none deploy/profiles/overlays/namespaced -o deploy/profiles/namespace-default-profiles.yaml

.PHONY: image
image: ## Build the container image
	$(CONTAINER_RUNTIME) build -f $(DOCKERFILE) --build-arg version=$(VERSION) -t $(IMAGE) .

# Verification targets

.PHONY: verify
verify: verify-boilerplate verify-go-mod verify-go-lint verify-deployments ## Run all verification targets

.PHONY: verify-boilerplate
verify-boilerplate: $(BUILD_DIR)/verify_boilerplate.py ## Verify the boilerplate headers for all files
	$(BUILD_DIR)/verify_boilerplate.py --boilerplate-dir hack/boilerplate

$(BUILD_DIR)/verify_boilerplate.py: $(BUILD_DIR)
	curl -sfL https://raw.githubusercontent.com/kubernetes/repo-infra/$(REPO_INFRA_VERSION)/hack/verify_boilerplate.py \
		-o $(BUILD_DIR)/verify_boilerplate.py
	chmod +x $(BUILD_DIR)/verify_boilerplate.py

.PHONY: verify-go-mod
verify-go-mod: go-mod ## Verify the go modules
	hack/tree-status

.PHONY: verify-deployments
verify-deployments: deployments ## Verify the generated deployments
	hack/tree-status

.PHONY: verify-go-lint
verify-go-lint: $(BUILD_DIR)/golangci-lint ## Verify the golang code by linting
	$(BUILD_DIR)/golangci-lint run

$(BUILD_DIR)/golangci-lint:
	export \
		VERSION=$(GOLANGCI_LINT_VERSION) \
		URL=https://raw.githubusercontent.com/golangci/golangci-lint \
		BINDIR=$(BUILD_DIR) && \
	curl -sfL $$URL/$$VERSION/install.sh | sh -s $$VERSION
	$(BUILD_DIR)/golangci-lint version
	$(BUILD_DIR)/golangci-lint linters

# Test targets

.PHONY: test-unit
test-unit: $(BUILD_DIR) ## Run the unit tests
	$(GO) test -ldflags '$(LDVARS)' -v -test.coverprofile=$(BUILD_DIR)/coverage.out ./internal/...
	$(GO) tool cover -html $(BUILD_DIR)/coverage.out -o $(BUILD_DIR)/coverage.html

.PHONY: test-e2e
test-e2e: ## Run the end-to-end tests
	$(GO) test -timeout 40m -count=1 ./test/... -v

# Generate CRD manifest
manifests:
	$(GO) run -tags generate sigs.k8s.io/controller-tools/cmd/controller-gen $(CRD_OPTIONS) paths="./api/..." output:crd:stdout > deploy/base/crd.yaml

# Generate deepcopy code
generate:
	$(GO) run -tags generate sigs.k8s.io/controller-tools/cmd/controller-gen object:headerFile="hack/boilerplate/boilerplate.go.txt",year=$(shell date -u "+%Y") paths="./..."