Makefile

ROOT_DIR := ../..

OS := $(if $(GOOS),$(GOOS),$(shell go env GOOS))

BIN_EXTENSION :=
ifeq ($(OS), windows)
  BIN_EXTENSION := .exe
endif

BIN := conftest$(BIN_EXTENSION)

IMAGE := openpolicyagent/conftest

DOCKER := DOCKER_BUILDKIT=1 docker

DOCKER_PLATFORMS := linux/amd64,linux/arm64

GIT_VERSION := $(shell git describe --abbrev=4 --dirty --always --tags)

## All of the directories that contain tests to be executed
## e.g. echo $(TEST_DIRS) prints tests/foo tests/bar
TEST_DIRS := $(patsubst tests/%/, tests/%, $(dir $(wildcard tests/**/.)))

#
##@ Development
#

.PHONY: build
build: ## Builds Conftest.
	@go build -ldflags="-X github.com/open-policy-agent/conftest/internal/commands.version=${GIT_VERSION}"

.PHONY: test
test: ## Tests Conftest.
	@go test -v ./...

.PHONY: test-examples
test-examples: build ## Runs the tests for the examples.
	@bats acceptance.bats

.PHONY: test-acceptance
test-acceptance: build ## Runs the tests in the test folder.
	@for testdir in $(TEST_DIRS) ; do \
		cd $(CURDIR)/$$testdir && CONFTEST=$(ROOT_DIR)/$(BIN) bats test.bats || exit 1; \
	done

.PHONY: test-oci
test-oci: ## Runs the OCI integration test for push and pull.
	@./scripts/push-pull-e2e.sh

.PHONY: lint
lint: ## Lints Conftest.
	@golangci-lint run --fix

.PHONY: all
all: lint build test test-examples test-acceptance ## Runs all linting and tests.

help:
	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m\033[0m\n"} /^[$$()% a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)

#
##@ Releases
#

.PHONY: image
image: ## Builds a Docker image for Conftest.
	@$(DOCKER) build . -t $(IMAGE):latest

.PHONY: examples
examples: ## Builds the examples Docker image.
	@$(DOCKER) build . --target examples -t $(IMAGE):examples

.PHONY: push
push: ## Pushes the examples and Conftest image to DockerHub. Requires `TAG` parameter.
	@test -n "$(TAG)" || (echo "TAG parameter not set." && exit 1)
	@$(DOCKER) buildx build . --push --build-arg VERSION="$(TAG)" -t $(IMAGE):$(TAG) --platform $(DOCKER_PLATFORMS)
	@$(DOCKER) buildx build . --push --build-arg VERSION="$(TAG)" -t $(IMAGE):latest --platform $(DOCKER_PLATFORMS)
	@$(DOCKER) buildx build . --push --target examples -t $(IMAGE):examples --platform $(DOCKER_PLATFORMS)