"make release" draft

makefile

@@ -10,6 +10,12 @@ ALPINE_TAR  := $(PACKAGES_DIR)/alpine-minirootfs-$(ALPINE_VER)-$(ALPINE_ARCH).ta
 NXP_TAR     := $(PACKAGES_DIR)/$(NXP_VERSION).tar.gz
 CRIO_TAR    := $(PACKAGES_DIR)/$(CRIO_VERSION).tar.gz
 
+BOARD_ITB     := out/board.itb
+INITRAMFS     := out/initramfs.cpio.gz
+RELEASE_IMAGE := out/monok8s-$(TAG).img
+
+ALPINE_SERIES := $(word 1,$(subst ., ,${ALPINE_VER})).$(word 2,$(subst ., ,${ALPINE_VER}))
+
 $(BUSYBOX_TAR):
 	@mkdir -p $(PACKAGES_DIR)
 	curl -L -o $@ "https://github.com/mirror/busybox/archive/refs/tags/$(BUSYBOX_VERSION).tar.gz"
@@ -32,7 +38,7 @@ build-base:
 	--build-arg TAG=$(TAG) \
 	-t $(DOCKER_IMAGE_ROOT)/build-base:$(TAG) .
 
-kernel-build: build-base $(NXP_TAR)
+$(KERNEL_IMAGE): build-base $(NXP_TAR)
 	docker build \
 	-f docker/kernel-build.Dockerfile \
 		--build-arg DOCKER_IMAGE_ROOT=$(DOCKER_IMAGE_ROOT) \
@@ -41,29 +47,34 @@ kernel-build: build-base $(NXP_TAR)
 		--build-arg CROSS_COMPILE=$(CROSS_COMPILE) \
 		--build-arg NXP_VERSION=$(NXP_VERSION) \
 		--build-arg DEVICE_TREE_TARGET=$(DEVICE_TREE_TARGET) \
-	-t $(DOCKER_IMAGE_ROOT)/kernel-build:$(TAG) .
+		--output type=local,dest=./out .
 
-fit-build: kernel-build $(BUSYBOX_TAR)
+	@test -f $(KERNEL_IMAGE)
+
+$(INITRAMFS): $(KERNEL_IMAGE) $(BUSYBOX_TAR)
 	docker build \
-	-f docker/fit-build.Dockerfile \
+	-f docker/initramfs.Dockerfile \
 		--build-arg DOCKER_IMAGE_ROOT=$(DOCKER_IMAGE_ROOT) \
 		--build-arg TAG=$(TAG) \
 		--build-arg ARCH=$(ARCH) \
 		--build-arg CROSS_COMPILE=$(CROSS_COMPILE) \
 		--build-arg BUSYBOX_VERSION=$(BUSYBOX_VERSION) \
-	-t $(DOCKER_IMAGE_ROOT)/fit-build:$(TAG) .
+		--output type=local,dest=./out .
 
-itb: fit-build
+	@test -f $(INITRAMFS)
+
+$(BOARD_ITB): $(INITRAMFS)
 	docker build \
 	-f docker/itb.Dockerfile \
 		--build-arg DOCKER_IMAGE_ROOT=$(DOCKER_IMAGE_ROOT) \
 		--build-arg TAG=$(TAG) \
 		--build-arg ARCH=$(ARCH) \
 		--build-arg DEVICE_TREE_TARGET=$(DEVICE_TREE_TARGET) \
-		--output type=local,dest=./out \
-	-t $(DOCKER_IMAGE_ROOT)/itb:$(TAG) .
+		--output type=local,dest=./out .
 
-buildenv-alpine: build-base $(ALPINE_TAR) $(CRIO_TAR)
+	@test -f $(BOARD_ITB)
+
+release: $(BOARD_ITB) build-base
 	docker build \
 	-f docker/alpine.Dockerfile \
 		--build-arg DOCKER_IMAGE_ROOT=$(DOCKER_IMAGE_ROOT) \
@@ -72,13 +83,17 @@ buildenv-alpine: build-base $(ALPINE_TAR) $(CRIO_TAR)
 		--build-arg ALPINE_VER=$(ALPINE_VER) \
 		--build-arg CRIO_VERSION=$(CRIO_VERSION) \
 	-t $(DOCKER_IMAGE_ROOT)/buildenv-alpine:$(TAG) .
-
-alpine-rootfs: buildenv-alpine kernel-build
-	docker run --rm -it \
+	@cid=$$(docker create \
 		--privileged \
 		-v /cache/apk:/var/cache/apk \
-		-v /cache/artifacts:/artifacts \
+		--device=/dev/loop0:/dev/loop0 \
 		-e ROOTFS=/out/rootfs \
 		-e ARTIFACT_DIR=/artifacts \
+		-e RELEASE_IMAGE=$(RELEASE_IMAGE) \
 		$(DOCKER_IMAGE_ROOT)/buildenv-alpine:$(TAG) \
-		bash -lc '/build-rootfs.sh'
+		bash -lc '/build-rootfs.sh'); \
+	docker start -a $$cid; \
+	docker cp $$cid:/build/output.img $(RELEASE_IMAGE); \
+	docker rm $$cid
+
+	@test -f $(RELEASE_IMAGE)