.PHONY: default all
default: bin/moby bin/linuxkit bin/rtf
all: default

VERSION="0.0" # dummy for now
GIT_COMMIT=$(shell git rev-list -1 HEAD)

GO_COMPILE=linuxkit/go-compile:7cac05c5588b3dd6a7f7bdb34fc1da90257394c7

MOBY?=bin/moby
LINUXKIT?=bin/linuxkit
GOOS?=$(shell uname -s | tr '[:upper:]' '[:lower:]')
GOARCH?=amd64
ifneq ($(GOOS),linux)
CROSS+=-e GOOS=$(GOOS)
endif
ifneq ($(GOARCH),amd64)
CROSS+=-e GOARCH=$(GOARCH)
endif

PREFIX?=/usr/local/

MOBY_REPO=https://github.com/moby/tool.git
MOBY_COMMIT=0d58d332be0afc27be4402301f7c7950bd3ae189
MOBY_VERSION=0.0
bin/moby: tmp_moby_bin.tar | bin
	tar xf $<
	rm $<
	touch $@

tmp_moby_bin.tar: Makefile
	docker run --rm --log-driver=none -e http_proxy=$(http_proxy) -e https_proxy=$(https_proxy) $(CROSS) $(GO_COMPILE) --clone-path github.com/moby/tool --clone $(MOBY_REPO) --commit $(MOBY_COMMIT) --package github.com/moby/tool/cmd/moby --ldflags "-X main.GitCommit=$(MOBY_COMMIT) -X main.Version=$(MOBY_VERSION)" -o bin/moby > $@

RTF_COMMIT=a5c5885a833d6378fa61fcd66374cc55f0dde503
RTF_CMD=github.com/linuxkit/rtf/cmd
RTF_VERSION=0.0
bin/rtf: tmp_rtf_bin.tar | bin
	tar xf $<
	rm $<
	touch $@

tmp_rtf_bin.tar: Makefile
	docker run --rm --log-driver=none -e http_proxy=$(http_proxy) -e https_proxy=$(https_proxy) $(CROSS) $(GO_COMPILE) --clone-path github.com/linuxkit/rtf --clone https://github.com/linuxkit/rtf.git --commit $(RTF_COMMIT) --package github.com/linuxkit/rtf --ldflags "-X $(RTF_CMD).GitCommit=$(RTF_COMMIT) -X $(RTF_CMD).Version=$(RTF_VERSION)" -o bin/rtf > $@

# Manifest tool for multi-arch images
MT_COMMIT=bfbd11963b8e0eb5f6e400afaebeaf39820b4e90
MT_REPO=https://github.com/estesp/manifest-tool
bin/manifest-tool: tmp_mt_bin.tar | bin
	tar xf $<
	rm $<
	touch $@

tmp_mt_bin.tar: Makefile
	docker run --rm --log-driver=none -e http_proxy=$(http_proxy) -e https_proxy=$(https_proxy) $(CROSS) $(GO_COMPILE) --clone-path github.com/estesp/manifest-tool --clone $(MT_REPO) --commit $(MT_COMMIT) --package github.com/estesp/manifest-tool --ldflags "-X main.gitCommit=$(MT_COMMIT)" -o bin/manifest-tool > $@

LINUXKIT_DEPS=$(wildcard src/cmd/linuxkit/*.go) Makefile src/cmd/linuxkit/vendor.conf
bin/linuxkit: tmp_linuxkit_bin.tar
	tar xf $<
	rm $<
	touch $@

tmp_linuxkit_bin.tar: $(LINUXKIT_DEPS)
	tar cf - -C src/cmd/linuxkit . | docker run --rm --net=none --log-driver=none -i $(CROSS) $(GO_COMPILE) --package github.com/linuxkit/linuxkit --ldflags "-X main.GitCommit=$(GIT_COMMIT) -X main.Version=$(VERSION)" -o bin/linuxkit > $@

.PHONY: test-cross
test-cross:
	$(MAKE) clean
	$(MAKE) -j 3 GOOS=darwin tmp_moby_bin.tar tmp_rtf_bin.tar tmp_mt_bin.tar tmp_linuxkit_bin.tar
	$(MAKE) clean
	$(MAKE) -j 3 GOOS=windows tmp_moby_bin.tar tmp_rtf_bin.tar tmp_mt_bin.tar tmp_linuxkit_bin.tar
	$(MAKE) clean
	$(MAKE) -j 3 GOOS=linux tmp_moby_bin.tar tmp_rtf_bin.tar tmp_mt_bin.tar tmp_linuxkit_bin.tar
	$(MAKE) clean


local: $(LINUXKIT_DEPS) | bin
	go build -o bin/linuxkit --ldflags "-X main.GitCommit=$(GIT_COMMIT) -X main.Version=$(VERSION)" github.com/linuxkit/linuxkit/src/cmd/linuxkit

bin:
	mkdir -p $@

install:
	cp -R ./bin/* $(PREFIX)/bin

.PHONY: test
test:
	$(MAKE) -C test

.PHONY: collect-artifacts
collect-artifacts: artifacts/test.img.tar.gz artifacts/test-ltp.img.tar.gz

.PHONY: ci ci-tag ci-pr
ci: test-cross
	$(MAKE)
	$(MAKE) install
	$(MAKE) -C test all
	$(MAKE) -C pkg tag

ci-tag: test-cross
	$(MAKE)
	$(MAKE) install
	$(MAKE) -C test all
	$(MAKE) -C pkg tag

ci-pr: test-cross
	$(MAKE)
	$(MAKE) install
	$(MAKE) -C test pr
	$(MAKE) -C pkg tag

.PHONY: clean
clean:
	rm -rf bin *.log *-kernel *-cmdline *-state *.img *.iso *.gz *.qcow2 *.vhd *.vmx *.vmdk *.tar *.raw