dag to keep mirrors in sync

mirrors/Make.config

@@ -0,0 +1,19 @@
+################################################################################
+
+MIRRORS_PATH = /mnt/mirrors
+
+################################################################################
+
+ALPINE_VERSIONS = v3.17
+ALPINE_ARCHS = aarch64
+ALPINE_SUBFOLDERS = main community releases
+ALPINE_DEST = $(MIRRORS_PATH)/alpine
+ALPINE_URL=rsync://rsync.alpinelinux.org
+
+################################################################################
+
+RPI_FIRMWARE_DEST = $(MIRRORS_PATH)/raspberrypi/firmware
+
+################################################################################
+
+# vi: ft=make

mirrors/Make.init

@@ -0,0 +1,15 @@
+include Make.config
+
+################################################################################
+
+ALPINE_FOLDERS := $(foreach version,$(ALPINE_VERSIONS), \
+	$(foreach repo,$(ALPINE_SUBFOLDERS), \
+		$(foreach arch,$(ALPINE_ARCHS), \
+			$(ALPINE_DEST)/$(version)/$(repo)/$(arch) \
+		) \
+	) \
+)
+
+################################################################################
+
+# vi: ft=make

mirrors/Makefile

@@ -0,0 +1,32 @@
+include Make.config
+include Make.init
+
+################################################################################
+
+all: alpine rpi_firmware tftp
+.PHONY: all alpine force rpi_firwmare tftp
+
+################################################################################
+
+alpine: $(ALPINE_FOLDERS)
+
+RSYNC_ARGS=--archive --update --hard-links --delete --delete-after --delay-updates --timeout=600 --progress
+
+$(ALPINE_DEST)/%: force
+	@mkdir -p $(@D)
+	@echo $@
+	@rsync $(RSYNC_ARGS) $(ALPINE_URL)/alpine/$* $(@D)
+
+################################################################################
+
+rpi_firmware:
+	git -C $(RPI_FIRMWARE_DEST) pull
+
+################################################################################
+
+tftp:
+	make -C tftp
+
+################################################################################
+
+# vi: ft=make

mirrors/tftp/Make.config

@@ -0,0 +1,4 @@
+PXE_URL = http://netboot.monotremata.xyz
+TFTP_DIR = /srv/tftp
+
+# vi: ft=make

mirrors/tftp/Makefile

@@ -0,0 +1,12 @@
+include ../Make.config
+include Make.config
+
+all: $(TFTP_DIR)/bootcode.bin kitchen
+
+.PHONY: kitchen
+
+$(TFTP_DIR)/bootcode.bin: $(RPI_FIRMWARE_DEST)/boot/bootcode.bin
+	install --mode=644 $< $@
+
+kitchen:
+	make -C kitchen

mirrors/tftp/kitchen/Make.config

@@ -0,0 +1,6 @@
+ARCH = aarch64
+ALPINE_VERSION = v3.17
+ALPINE_REVISION = 3.17.3
+SERIAL_NO = 1385d29c
+
+# vi: ft=make

mirrors/tftp/kitchen/Makefile

@@ -0,0 +1,45 @@
+include ../../Make.config
+include ../Make.config
+include Make.config
+
+RPI=rpi
+
+RPI_BOOT_PATH = $(RPI_FIRMWARE_DEST)/boot
+
+ALPINE_FILES_PATH = alpine/$(ALPINE_VERSION)
+NETBOOT_FILES_PATH = $(ALPINE_FILES_PATH)/releases/$(ARCH)/netboot-$(ALPINE_REVISION)
+
+ALPINE_REPO = $(PXE_URL)/$(ALPINE_FILES_PATH)/main/$(ARCH)
+MODLOOP = $(PXE_URL)/$(NETBOOT_FILES_PATH)/modloop-$(RPI)
+
+DEST_DIR = $(TFTP_DIR)/$(SERIAL_NO)
+
+all: $(DEST_DIR)/fixup.dat $(DEST_DIR)/start.elf $(DEST_DIR)/bcm2710-rpi-3-b-plus.dtb $(DEST_DIR)/initramfs-rpi $(DEST_DIR)/vmlinuz-rpi $(DEST_DIR)/config.txt $(DEST_DIR)/cmdline.txt
+
+$(DEST_DIR)/fixup.dat: $(RPI_BOOT_PATH)/fixup.dat
+	mkdir -p $(@D)
+	install --mode=644 $< $@
+
+$(DEST_DIR)/start.elf: $(RPI_BOOT_PATH)/start.elf
+	mkdir -p $(@D)
+	install --mode=644 $^ $@
+
+$(DEST_DIR)/bcm2710-rpi-3-b-plus.dtb: $(RPI_BOOT_PATH)/bcm2710-rpi-3-b-plus.dtb
+	mkdir -p $(@D)
+	install --mode=644 $^ $@
+
+$(DEST_DIR)/initramfs-rpi: $(MIRRORS_PATH)/$(NETBOOT_FILES_PATH)/initramfs-rpi
+	mkdir -p $(@D)
+	install --mode=644 $^ $@
+
+$(DEST_DIR)/vmlinuz-rpi: $(MIRRORS_PATH)/$(NETBOOT_FILES_PATH)/vmlinuz-rpi
+	mkdir -p $(@D)
+	install --mode=644 $^ $@
+
+$(DEST_DIR)/cmdline.txt:
+	mkdir -p $(@D)
+	echo "modules=loop,squashfs console=ttyAMA0,115200 ip=dhcp alpine_repo=$(ALPINE_REPO) modloop=$(MODLOOP)" > $@
+
+$(DEST_DIR)/config.txt: config.txt
+	mkdir -p $(@D)
+	install --mode=644 $^ $@

mirrors/tftp/kitchen/config.txt

@@ -0,0 +1,4 @@
+[pi3+]
+kernel=vmlinuz-rpi
+initramfs initramfs-rpi
+arm_64bit=1