Makefile

MOUNT_POINT ?= /mnt
DOCKER_LOCAL_DATA ?= /srv/off/docker_data
ENV_FILE ?= .env
# for dev we need to align user uid with the one in the container
# this is handled through build args
UID ?= $(shell id -u)
export USER_UID:=${UID}
# prefer to use docker buildkit
export DOCKER_BUILDKIT=1
export COMPOSE_DOCKER_CLI_BUILD=1
# we need COMPOSE_PROJECT_NAME for some commands
# take it form env, or from env file
COMPOSE_PROJECT_NAME ?= $(shell grep COMPOSE_PROJECT_NAME ${ENV_FILE} | cut -d '=' -f 2)
DOCKER_COMPOSE=docker-compose --env-file=${ENV_FILE}

#------------#
# Production #
#------------#

test:
	echo ${ENV_FILE} ${COMPOSE_PROJECT_NAME}

livecheck:
	@echo "🥫 livecheck services…" ; \
	exit_code=0; \
	services=`${DOCKER_COMPOSE} config  --service | tr '\n' ' '`; \
	for service in $$services; do \
	if [ -z `docker-compose ps -q $$service` ] || [ -z `docker ps -q --no-trunc | grep $$(${DOCKER_COMPOSE} ps -q $$service)` ]; then \
		echo "$$service: DOWN"; \
		exit_code=1; \
	else \
		echo "$$service: UP"; \
	fi \
	done; \
	[ $$exit_code -eq 0 ] && echo "Success !"; \
	exit $$exit_code;


build:
	@echo "🥫 building docker (for dev)"
	docker-compose build


# pull images from image repository
pull:
	${DOCKER_COMPOSE} pull

up:
ifdef service
	${DOCKER_COMPOSE} up -d ${service} 2>&1
else
	${DOCKER_COMPOSE} up -d 2>&1
endif


down:
	@echo "🥫 Bringing down containers …"
	${DOCKER_COMPOSE} down


# Create all external volumes needed for production. Using external volumes is useful to prevent data loss (as they are not deleted when performing docker down -v)
create_external_volumes:
	@echo "🥫 Creating external volumes (production only) …"
	docker volume create nutripatrol-postgres-data

#-----------#
# Utilities #
#-----------#

guard-%: # guard clause for targets that require an environment variable (usually used as an argument)
	@ if [ "${${*}}" = "" ]; then \
   		echo "Environment variable '$*' is mandatory"; \
   		echo use "make ${MAKECMDGOALS} $*=you-args"; \
   		exit 1; \
	fi;


#------------#
#  Database  #
#------------#

# apply DB migrations
migrate-db:
	${DOCKER_COMPOSE} run --rm --no-deps api python -m app migrate-db

# add a new DB revision
add-revision: guard-name
	${DOCKER_COMPOSE} run --rm --no-deps api python -m app add-revision ${name}


#---------#
# Cleanup #
#---------#
prune:
	@echo "🥫 Pruning unused Docker artifacts (save space) …"
	docker system prune -af

prune_cache:
	@echo "🥫 Pruning Docker builder cache …"
	docker builder prune -f