1SHELL:=/bin/bash
2ENGINE_DIR:=$(CURDIR)/../../engine
3CLI_DIR:=$(CURDIR)/../../cli
4VERSION?=0.0.0-dev
5GO_BASE_IMAGE=golang
6GO_VERSION:=1.10.8
7ENGINE_GO_IMAGE=$(GO_BASE_IMAGE):$(GO_VERSION)
8STATIC_VERSION=$(shell ../static/gen-static-ver $(ENGINE_DIR) $(VERSION))
9DOCKER_HUB_ORG?=dockereng
10ARCH=$(shell uname -m)
11ENGINE_IMAGE?=engine-community
12CHOWN:=docker run --rm -v $(CURDIR):/v -w /v alpine chown
13DEFAULT_PRODUCT_LICENSE?=Community Engine
14PLATFORM?=Docker Engine - Community
15BUILDTIME?=$(shell date -u -d "@$${SOURCE_DATE_EPOCH:-$$(date +%s)}" --rfc-3339 ns 2> /dev/null | sed -e 's/ /T/')
16IMAGE_WITH_TAG=$(DOCKER_HUB_ORG)/$(ENGINE_IMAGE):$(STATIC_VERSION)
17ifdef BASE_IMAGE
18	# TODO: Clean this up to only set ENGINE_GO_IMAGE
19	BASE_IMAGE_FLAG=--build-arg BASE_IMAGE=$(BASE_IMAGE)
20	ENGINE_GO_IMAGE=$(BASE_IMAGE)
21endif
22IMAGE_BUILD?=docker build -t  $(IMAGE_WITH_TAG) \
23	--build-arg GO_IMAGE="$(ENGINE_GO_IMAGE)" \
24	--build-arg VERSION="$(STATIC_VERSION)" \
25	--build-arg GITCOMMIT="$$(cd $(ENGINE_DIR) && git rev-parse --short=7 HEAD)" \
26	--build-arg BUILDTIME="$(BUILDTIME)" \
27	--build-arg PLATFORM="$(PLATFORM)" \
28	--build-arg PRODUCT="$(PRODUCT)" \
29	--build-arg ENGINE_IMAGE="$(ENGINE_IMAGE)" \
30	--build-arg DEFAULT_PRODUCT_LICENSE="$(DEFAULT_PRODUCT_LICENSE)" \
31	$(BASE_IMAGE_FLAG) \
32	--file $< $(ENGINE_DIR)
33
34.PHONY: help
35help: ## show make targets
36	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {sub("\\\\n",sprintf("\n%22c"," "), $$2);printf " \033[36m%-20s\033[0m  %s\n", $$1, $$2}' $(MAKEFILE_LIST)
37
38.PHONY: clean
39clean: ## remove build artifacts
40	-$(RM) $(ENGINE_DIR)/Dockerfile.engine
41	-$(RM) $(ENGINE_DIR)/Dockerfile.engine-dm
42	-docker rmi $(IMAGE_WITH_TAG)
43	-docker rmi $(IMAGE_WITH_TAG)-dm
44	-rm -f image-linux
45	-$(RM) -r artifacts
46	-$(RM) *.tar
47
48.PHONY: image
49image: image-linux
50
51$(ENGINE_DIR)/Dockerfile.%: Dockerfile.%
52	cp $< $@
53
54DOCKER2OCI=artifacts/docker2oci
55$(DOCKER2OCI):
56	-$(CHOWN) -R $(shell id -u):$(shell id -g) $(@D)
57	docker run --name docker2oci $(ENGINE_GO_IMAGE) sh -c 'go get github.com/coolljt0725/docker2oci'
58	mkdir -p $(@D)
59	docker cp docker2oci:/go/bin/docker2oci "$@"
60	docker rm -f docker2oci
61	$(CHOWN) -R $(shell id -u):$(shell id -g) $(@D)
62
63# builds across multiple archs because the base images
64# utilize manifests
65image-linux: $(ENGINE_DIR)/Dockerfile.engine
66	$(IMAGE_BUILD)
67	echo $(IMAGE_WITH_TAG) > $@
68
69engine-$(ARCH).tar: engine-$(ARCH)-docker-compat.tar $(DOCKER2OCI)
70	mkdir -p artifacts
71	./$(DOCKER2OCI) -i $< artifacts/engine-image
72	mkdir -p $(@D)
73	tar c -C artifacts/engine-image . > $@
74
75engine-$(ARCH)-docker-compat.tar: image-linux
76	docker save -o $@ $$(cat $<)
77
78image-linux-dm: ENGINE_IMAGE:=$(ENGINE_IMAGE)-dm
79image-linux-dm: $(ENGINE_DIR)/Dockerfile.engine-dm
80	$(IMAGE_BUILD)
81	echo $(IMAGE_WITH_TAG) > $@
82
83engine-$(ARCH)-dm.tar: engine-$(ARCH)-dm-docker-compat.tar $(DOCKER2OCI)
84	mkdir -p artifacts
85	./$(DOCKER2OCI) -i $< artifacts/engine-image
86	mkdir -p $(@D)
87	tar c -C artifacts/engine-image . > $@
88
89engine-$(ARCH)-dm-docker-compat.tar: image-linux-dm
90	docker save -o $@ $$(cat $<)
91