Makefile

# We're going to be using this Makefile as a sort of task runner, for all sorts of operations in this project

# first we'll grab the current version from our ENV VAR (added by our CI) - see here: https://github.com/marketplace/actions/version-increment
BINARY_NAME := otdfctl
CURR_VERSION := ${SEM_VER}
COMMIT_SHA := ${COMMIT_SHA}
BUILD_TIME := $(shell date -u '+%Y-%m-%dT%H:%M:%SZ')

GO_MOD_LINE = $(shell head -n 1 go.mod | cut -c 8-)
GO_MOD_NAME = $(word 1,$(subst /, ,$(GO_MOD_LINE)))
APP_CFG = $(GO_MOD_LINE)/pkg/config

GO_BUILD_FLAGS=-ldflags " \
	-X $(APP_CFG).Version=${CURR_VERSION} \
	-X $(APP_CFG).CommitSha=${COMMIT_SHA} \
	-X $(APP_CFG).BuildTime=${BUILD_TIME} \
"
GO_BUILD_PREFIX=$(TARGET_DIR)/$(BINARY_NAME)-${CURR_VERSION}

# If commit sha is not available try git
ifndef COMMIT_SHA
	COMMIT_SHA := $(shell git rev-parse HEAD)
endif

# If current version is not available try git
ifndef CURR_VERSION
	CURR_VERSION := $(shell git describe --tags --always)
endif

# Default target executed when no arguments are given to make.
# NOTE: .PHONY is used to indicate that the target is not a file (e.g. there is no file called 'build-darwin-amd64', instead the .PHONY directive tells make that the proceeding target is a command to be executed, not a file to be generated)
.PHONY: all
all: run
.DEFAULT_GOAL := run

# Target directory for compiled binaries
TARGET_DIR=target

# Output directory for the zipped artifacts
OUTPUT_DIR=output

# Build commands for each platform (extra hyphen used in windows to avoid issues with the .exe extension)
PLATFORMS := \
	darwin-amd64 \
	darwin-arm64 \
	linux-amd64 \
	linux-arm \
	linux-arm64 \
	windows-amd64-.exe \
	windows-arm-.exe \
	windows-arm64-.exe

build: test clean $(addprefix build-,$(PLATFORMS)) zip-builds verify-checksums

build-%:
	GOOS=$(word 1,$(subst -, ,$*)) \
	GOARCH=$(word 2,$(subst -, ,$*)) \
	go build $(GO_BUILD_FLAGS) \
		-o $(GO_BUILD_PREFIX)-$(word 1,$(subst -, ,$*))-$(word 2,$(subst -, ,$*))$(word 3,$(subst -, ,$*))

zip-builds:
	./.github/scripts/zip-builds.sh $(BINARY_NAME)-$(CURR_VERSION) $(TARGET_DIR) $(OUTPUT_DIR)

verify-checksums:
	./.github/scripts/verify-checksums.sh $(OUTPUT_DIR) $(BINARY_NAME)-$(CURR_VERSION)_checksums.txt 

# Target for running the project (adjust as necessary for your project)
.PHONY: run
run:
	go run .

# Target for testing the project
.PHONY: test
test:
	go test -v ./...

.PHONY: build-test
build-test:
	go build \
		-ldflags "\
			-X $(APP_CFG).TestMode=true \
			-X $(APP_CFG).Version=${CURR_VERSION}-testbuild \
			-X $(APP_CFG).CommitSha=${COMMIT_SHA} \
			-X $(APP_CFG).BuildTime=${BUILD_TIME} \
		" \
		-o $(BINARY_NAME)_testbuild

.PHONY: test-bats
test-bats: build-test
	./e2e/resize_terminal.sh && bats ./tests

# Target for cleaning up the target directory
.PHONY: clean
clean:
	rm -rf $(TARGET_DIR)