SHELL                             = /bin/bash
SRC_PATH                          = $(CURDIR)
BASE_PATH                        ?= $(SRC_PATH)
BOOTSTRAPPER_BINARY              ?= $(BASE_PATH)/../build/bootstrapper
DISK_MAPPER_BINARY               ?= $(BASE_PATH)/../build/disk-mapper
UPGRADE_AGENT_BINARY             ?= $(BASE_PATH)/../build/upgrade-agent
PKI                              ?= $(BASE_PATH)/pki
MKOSI_EXTRA                      ?= $(BASE_PATH)/mkosi.extra
IMAGE_VERSION                    ?= v0.0.0
AUTOLOGIN                        ?= false
AUTOLOGIN_ARGS                   := $(if $(filter true,$(AUTOLOGIN)),--autologin) # set "--autologin" if AUTOLOGIN is true
export CONSOLE_MOTD = $(AUTOLOGIN)
-include $(CURDIR)/config.mk
csps := aws qemu gcp azure
certs := $(PKI)/PK.cer $(PKI)/KEK.cer $(PKI)/db.cer

AZURE_FIXED_KERNEL_RPMS := kernel-5.19.4-300.fc37.x86_64.rpm kernel-core-5.19.4-300.fc37.x86_64.rpm kernel-modules-5.19.4-300.fc37.x86_64.rpm
GCP_FIXED_KERNEL_RPMS := kernel-5.19.17-300.fc37.x86_64.rpm kernel-core-5.19.17-300.fc37.x86_64.rpm kernel-modules-5.19.17-300.fc37.x86_64.rpm
PREBUILT_RPMS_AZURE := $(addprefix prebuilt/rpms/azure/,$(AZURE_FIXED_KERNEL_RPMS))
PREBUILT_RPMS_GCP := $(addprefix prebuilt/rpms/gcp/,$(GCP_FIXED_KERNEL_RPMS))

.PHONY: all clean inject-bins $(csps)

all: $(csps)

$(csps): %: mkosi.output.%/fedora~37/image.raw

prebuilt/rpms/gcp/%.rpm:
	@echo "Downloading $*"
	@mkdir -p $(@D)
	@curl -sL -o $@ https://kojipkgs.fedoraproject.org/packages/kernel/5.19.17/300.fc37/x86_64/$*.rpm

prebuilt/rpms/azure/%.rpm:
	@echo "Downloading $*"
	@mkdir -p $(@D)
	@curl -sL -o $@ https://kojipkgs.fedoraproject.org/packages/kernel/5.19.4/300.fc37/x86_64/$*.rpm

mkosi.output.%/fedora~37/image.raw: mkosi.files/mkosi.%.conf inject-bins inject-certs
	mkosi --config mkosi.files/mkosi.$*.conf --image-version=$(IMAGE_VERSION) $(AUTOLOGIN_ARGS) --environment=CONSOLE_MOTD build
	secure-boot/signed-shim.sh $@
	@if [ -n $(SUDO_UID) ] && [ -n $(SUDO_GID) ]; then \
		chown -R $(SUDO_UID):$(SUDO_GID) mkosi.output.$*; \
	fi
	@echo "Image is ready: $@"

inject-bins: $(PREBUILT_RPMS_AZURE) $(PREBUILT_RPMS_GCP)
	mkdir -p $(MKOSI_EXTRA)/usr/bin
	mkdir -p $(MKOSI_EXTRA)/usr/sbin
	cp $(BOOTSTRAPPER_BINARY) $(MKOSI_EXTRA)/usr/bin/bootstrapper
	cp $(UPGRADE_AGENT_BINARY) $(MKOSI_EXTRA)/usr/bin/upgrade-agent
	cp $(DISK_MAPPER_BINARY) $(MKOSI_EXTRA)/usr/sbin/disk-mapper

inject-certs: $(certs)
	# for auto enrollment using systemd-boot (not working yet)
	mkdir -p "$(MKOSI_EXTRA)/boot/loader/keys/auto"
	cp $(PKI)/{PK,KEK,db}.cer "$(MKOSI_EXTRA)/boot/loader/keys/auto"
	cp $(PKI)/{MicWinProPCA2011_2011-10-19,MicCorUEFCA2011_2011-06-27,MicCorKEKCA2011_2011-06-24}.crt "$(MKOSI_EXTRA)/boot/loader/keys/auto"
	cp $(PKI)/{PK,KEK,db}.esl "$(MKOSI_EXTRA)/boot/loader/keys/auto"
	cp $(PKI)/{PK,KEK,db}.auth "$(MKOSI_EXTRA)/boot/loader/keys/auto"
	# for manual enrollment using sbkeysync
	mkdir -p $(MKOSI_EXTRA)/etc/secureboot/keys/{db,dbx,KEK,PK}
	cp $(PKI)/db.auth "$(MKOSI_EXTRA)/etc/secureboot/keys/db/"
	cp $(PKI)/KEK.auth "$(MKOSI_EXTRA)/etc/secureboot/keys/KEK/"
	cp $(PKI)/PK.auth "$(MKOSI_EXTRA)/etc/secureboot/keys/PK/"

clean-cache:
	rm -rf mkosi.cache/*

clean-%:
	mkosi --config mkosi.files/mkosi.$*.conf clean

clean:
	rm -rf mkosi.output.*
	rm -rf prebuilt/rpms
	rm -rf $(MKOSI_EXTRA)
	mkdir -p $(MKOSI_EXTRA)