# Makefile for building our Docker containers
#
# You can override ARCH and REGISTRY, the default to "amd64 arm arm64 ppc64le s390x" and "miek"
# If you need to get an asset before building use the asset rule. The asset needs to be copied
# to $(arch):
#
# asset:
#       cp $(COREDNS)/coredns $(arch)/coredns

ifeq (, $(shell which manifest-tool))
    $(error No manifest-tool in $$PATH, install with: "go get github.com/estesp/manifest-tool")
endif

# Limit architectures we push, full list is: amd64 arm arm64 ppc64le s390x
REGISTRY:=miek

ifeq ($(ARCH),)
    $(error Please specify architectures use. Full list is "amd64 arm arm64 ppc64le s390x")
endif

DIR:=$(shell basename $$PWD)
IMAGE=$(REGISTRY)/$(DIR)
EMPTY:=
SPACE:=$(EMPTY) $(EMPTY)
COMMA:=$(EMPTY),$(EMPTY)
PLATFORMS:=$(subst $(SPACE),$(COMMA),$(foreach arch,$(ARCH),linux/$(arch)))

.PHONY: build
build:
	for a in $(ARCH); do \
            mkdir -p $$a ;\
            cp * $$a 2>/dev/null ;\
            make arch=$$a asset ;\
	    ../../bin/dockerfile $$a > $$a/Dockerfile ;\
	    docker build -t $(IMAGE):$(VERSION) $$a && \
	    rm -rf $$a ;\
	    docker tag $(IMAGE):$(VERSION) $(IMAGE)-$$a ;\
	    docker tag $(IMAGE):$(VERSION) $(IMAGE):latest ;\
        done

.PHONY: push
push:
	for a in $(ARCH); do \
	    docker push $(IMAGE)-$$a ;\
	done
	manifest-tool push from-args --platforms $(PLATFORMS) --template $(IMAGE)-ARCH --target $(IMAGE):$(VERSION)
	manifest-tool push from-args --platforms $(PLATFORMS) --template $(IMAGE)-ARCH --target $(IMAGE):latest

.PHONY: clean
clean:
	rm -rf $(ARCH)

.PHONY: asset
asset: