Makefile

# Tests
DAEMONTEMP	:= $(shell mktemp -d)
DAEMONPARAMS	= \
	--commit-interval 1m \
	--commit-offset 30s \
	--force-after-intervals 10 \
	--zeitgitter-servers "gitta diversity zeitgitter.proxmox.by alpeinsoft-timestamps=https://zeitgitter.alpeinsoft.ch" \
	--zeitgitter-sleep 2.5 \
	--repository ${DAEMONTEMP} \
	${EXTRA_DAEMONPARAMS}
# To check that environment variables are also consulted
DAEMONENV	= AUTOBLOCKCHAINIFY_IDENTITY="Test User <test@user.example>"


all:
	@echo 'Nothing needs to be done for "all"'
	@echo 'Use "apt", "python-package", "docker-dev", "docker-multiarch", or "test" instead'

# ----- Installing

apt:
	apt install git python3-pygit2 python3-gnupg python3-configargparse python3-nose

python-package wheel:
	${RM} -f dist/*
	./setup.py sdist bdist_wheel

pypi:	python-package
	twine upload dist/*

# ----- Testing

test tests:	unit-tests system-tests

unit-tests:
	nosetests3

system-tests: kill-daemon
## Start daemon; check whether environment variables are consulted
	${DAEMONENV} ./autoblockchainify.py ${DAEMONPARAMS} &
## Run tests with daemon
	@for i in tests/[0-9][0-9]-*; do echo; echo ===== $$i ${DAEMONTEMP}; $$i ${DAEMONTEMP} || exit 1; done
## Cleanup
	${RM} -r ${DAEMONTEMP}
	killall autoblockchainify.py

kill-daemon:
	-killall autoblockchainify.py 2>/dev/null; exit 0

run-test-daemon: kill-daemon
	./autoblockchainify.py ${DAEMONPARAMS}

##################################
#
# Create multi-platform docker image. If you have native systems around, using
# them will be much more efficient at build time. See e.g.
# https://netfuture.ch/2020/05/multi-arch-docker-image-easy/
BUILDXDETECT1 = ${HOME}/.docker/cli-plugins/docker-buildx
BUILDXDETECT2 = /usr/libexec/docker/cli-plugins/docker-buildx
# Just one of the many files created
QEMUDETECT = /proc/sys/fs/binfmt_misc/qemu-m68k
# For version x.y.z, output "-t …:x.y -t …:x.y.z";
# for anything else, output nothing
BASETAG     = zeitgitter/autoblockchainify
VERSIONTAGS = $(shell sed -n -e 's,^VERSION = .\(\([0-9]*.[0-9]*\).[0-9]*\).$$,-t ${BASETAG}:\1 -t ${BASETAG}:\2,p' autoblockchainify/version.py)
# VERSIONMATCH should either be empty (take whatever is most recent on PyPI),
# by overriding it on the command line, or set to `==<version>`, where
# `<version>` is extracted from `autoblockchainify/version.py`.
VERSIONMATCH = ==$(shell sed -n -e 's,^VERSION = .\([0-9]*.[0-9]*.[0-9]*\).*$$,\1,p' autoblockchainify/version.py)
# debian:bullseye-slim also supports
# linux/arm64/v8,linux/mips64le,linux/ppc64le,linux/s390x. If there is demand,
# I'll happily add them to the default build.
PLATFORMS  = linux/amd64,linux/386,linux/arm64,linux/arm/v7,linux/arm/v6

docker-multiarch: qemu buildx docker-multiarch-builder
	docker login
	docker buildx build --builder docker-multiarch --pull --push \
		--build-arg VERSIONMATCH=${VERSIONMATCH} \
		--platform ${PLATFORMS} ${VERSIONTAGS} \
		-t ${BASETAG}:latest autoblockchainify

.PHONY: qemu buildx docker-multiarch-builder

qemu:	${QEMUDETECT}
${QEMUDETECT}:
	docker pull multiarch/qemu-user-static
	docker run --privileged multiarch/qemu-user-static --reset -p yes
	docker ps -a | sed -n 's, *multiarch/qemu-user-static.*,,p' \
	  | (xargs docker rm 2>&1 || \
	    echo "Cannot remove docker container on ZFS; retry after next reboot") \
	  | grep -v 'dataset is busy'

buildx:
	@if [ ! -x ${BUILDXDETECT1} -a ! -x ${BUILDXDETECT2} ]; then \
		echo '*** `docker buildx` missing. See `https://github.com/docker/buildx#installing`'; \
		exit 1; \
	fi

docker-multiarch-builder: qemu buildx
	if ! docker buildx ls | grep -w docker-multiarch > /dev/null; then \
		docker buildx create --name docker-multiarch && \
		docker buildx inspect --builder docker-multiarch --bootstrap; \
	fi

# Create a docker image from the current tree
docker-dev:gen-docker-dev
	sudo docker build --tag autoblockchainify:dev autoblockchainify-dev

gen-docker-dev:python-package
	${RM} -rf autoblockchainify-dev
	mkdir -p autoblockchainify-dev blockchain-dev
	cp autoblockchainify/stamper.asc dist/autoblockchainify-*.whl autoblockchainify-dev
	for i in Dockerfile; do \
		(echo "### THIS FILE WAS AUTOGENERATED, CHANGES WILL BE LOST ###" && \
		sed -e 's/^##DEVONLY## *//' -e '/##PRODONLY##$$/d' \
		-e '/^ARG VERSIONMATCH/d' \
		< autoblockchainify/$$i ) > autoblockchainify-dev/$$i; done
	for i in migrate.sh run.sh health.sh; do \
		(head -1 autoblockchainify/$$i && \
		echo "### THIS FILE WAS AUTOGENERATED, CHANGES WILL BE LOST ###" && \
		sed -e 's/^##DEVONLY## *//' -e '/##PRODONLY##$$/d' \
		< autoblockchainify/$$i ) > autoblockchainify-dev/$$i && \
		chmod +x autoblockchainify-dev/$$i; done