Makefile

# The following are targers that do not exist in the filesystem as real files and should be always executed by make
.PHONY: default deps base build dev shell start stop image push test build_release dep_update dep_install vet test gogen

# Name of this service/application
SERVICE_NAME := awslogs-exporter

# Docker image name for this project
IMAGE_NAME := houserater/$(SERVICE_NAME)

# Get the main unix group for the user running make (to be used by docker-compose later)
GID := $(shell id -g)

# Get the unix user id for the user running make (to be used by docker-compose later)
UID := $(shell id -u)

# Get the username of theuser running make. On the devbox, we give priority to /etc/username
USERNAME ?= $(shell ( [ -f /etc/username ] && cat /etc/username  ) || whoami)

# Bash history file for container shell
HISTORY_FILE := ~/.bash_history.$(SERVICE_NAME)

# Try to detect current branch if not provided from environment
BRANCH ?= $(shell git rev-parse --abbrev-ref HEAD)

# Commit hash from git
COMMIT=$(shell git rev-parse --short HEAD)

# Tag on this commit
TAG ?= $(shell git describe --tags --exact-match)

# The default action of this Makefile is to build the release
default: build_release


# Build the base docker image which is shared between the development and production images
base:
	docker build -t $(IMAGE_NAME)_base:latest .

# Build the development docker image
build: base
	cd environment/dev && docker-compose build

# Run the development environment in non-daemonized mode (foreground)
dev: build
	cd environment/dev && \
	( docker-compose up; \
		docker-compose stop; \
		docker-compose rm -f; )

# Run a shell into the development docker image
shell: build
	-touch $(HISTORY_FILE)
	cd environment/dev && docker-compose run --service-ports --rm $(SERVICE_NAME) /bin/bash

# Run the development environment in the background
start: build
	cd environment/dev && \
		docker-compose up -d

# Stop the development environment (background and/or foreground)
stop:
	cd environment/dev && ( \
		docker-compose stop; \
		docker-compose rm -f; \
		)

# Build release, target on /bin
build_release:build
		cd environment/dev && docker-compose run --rm $(SERVICE_NAME) /bin/bash -c "./build.sh"

# ensure dependencies.
dep_ensure:build
	cd environment/dev && docker-compose run --rm $(SERVICE_NAME) /bin/bash -c 'dep ensure -v'

# Pass the golang vet check
vet: build
	cd environment/dev && docker-compose run --rm $(SERVICE_NAME) /bin/bash -c 'go vet `go list ./... | grep -v vendor`'

# Execute unit tests
test:build
	cd environment/dev && docker-compose run --rm $(SERVICE_NAME) /bin/bash -c 'go test `go list ./... | grep -v vendor` --tags="integration" -v'

# Generate required code (mocks...)
gogen: build
	cd environment/dev && docker-compose run --rm $(SERVICE_NAME) /bin/bash -c 'go generate `go list ./... | grep -v vendor`'

# Build the production image
image: base
	docker build \
	--label revision=$(COMMIT) \
	--label branch=$(BRANCH) \
	-t $(IMAGE_NAME):latest \
	-f environment/prod/Dockerfile \
	./

# Will build the image and tag with a release if available
image-release: image
ifneq ($(TAG),)
	docker tag $(IMAGE_NAME):latest $(IMAGE_NAME):$(TAG)
endif

push: image-release
	@docker login -u ${DOCKER_HUB_USERNAME} -p ${DOCKER_HUB_PASSWORD} && \
		docker push $(IMAGE_NAME) && \
		rm -rf ${HOME}/.docker