docker: multi-arch builds

1 files changed, 105 insertions, 0 deletions

diff --git a/Makefile b/Makefile
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+# Various one-liners which I'm too lazy to remember.
+# Basically a collection of really small shell scripts.
+
+PROJECT = math_server
+# Enable buildx support:
+export DOCKER_CLI_EXPERIMENTAL = enabled
+# Target platforms (used by buildx):
+platforms = linux/amd64,linux/armhf
+# Docker Hub credentials:
+DOCKER_USERNAME = egortensin
+
+all: build
+
+login:
+ifndef DOCKER_PASSWORD
+	$(error Please define DOCKER_PASSWORD)
+endif
+	@echo "$(DOCKER_PASSWORD)" | docker login --username "$(DOCKER_USERNAME)" --password-stdin
+
+# Re-register binfmt_misc formats with the F flag (required i.e. on Bionic):
+fix-binfmt:
+	docker run --rm --privileged docker/binfmt:66f9012c56a8316f9244ffd7622d7c21c1f6f28d
+
+binfmt: fix-binfmt
+
+# `docker build` has week support for multiarch repos (you need to use multiple
+# Dockerfile's, create a manifest manually, etc.), so it's only here for
+# testing purposes, and native builds.
+docker-build/%:
+ifndef FORCE
+	$(warning Consider using `docker buildx` instead)
+endif
+	docker build -f "$*/Dockerfile" -t "$(DOCKER_USERNAME)/math-$*" .
+
+docker-build: docker-build/client docker-build/server
+
+# `docker-compose build` has the same problems as `docker build`.
+compose-build:
+ifndef FORCE
+	$(warning Consider using `docker buildx` instead)
+endif
+	docker-compose build
+
+# The simple way to build multiarch repos.
+builder/create: fix-binfmt
+	docker buildx create --use --name "$(PROJECT)_builder"
+
+builder/rm:
+	docker buildx rm "$(PROJECT)_builder"
+
+buildx/%:
+	docker buildx build -f "$*/Dockerfile" -t "$(DOCKER_USERNAME)/math-$*" --platform "$(platforms)" --progress plain .
+
+buildx: buildx/client buildx/server
+
+# Build natively by default.
+build: compose-build
+
+# `docker push` would replace the multiarch repo with a single image by default
+# (you'd have to create a manifest and push it instead), so it's only here for
+# testing purposes.
+check-docker-push:
+ifndef FORCE
+	$(error Please do not use `docker push`)
+endif
+
+docker-push/%: check-docker-push docker-build/%
+	docker push "$(DOCKER_USERNAME)/math-$*"
+
+docker-push: check-docker-push docker-push/client docker-push/server
+
+# `docker-compose push` has the same problems as `docker push`.
+check-compose-push:
+ifndef FORCE
+	$(error Please do not use `docker-compose push`)
+endif
+
+compose-push: check-compose-push compose-build
+	docker-compose push
+
+# The simple way to push multiarch repos.
+buildx-push/%:
+	docker buildx build -f "$*/Dockerfile" -t "$(DOCKER_USERNAME)/math-$*" --platform "$(platforms)" --progress plain --push .
+
+buildx-push: buildx-push/client buildx-push/server
+
+# buildx is used by default.
+push: buildx-push
+
+pull:
+	docker-compose pull
+
+up:
+	docker-compose up -d server
+
+run/client:
+	docker-compose --rm run client
+
+down:
+	docker-compose down --volumes
+
+clean:
+	docker system prune --all --force --volumes
+
+.PHONY: all login fix-binfmt binfmt docker-build compose-build builder/create builder/rm buildx build check-docker-push docker-push check-compose-push compose-push buildx-push push pull up run/client down clean