-
DEFAULT: _target
-.PHONY: clean .FORCE
-.PHONY: _qemu _bootstrap _install _copy _config _bootloader _squash
-.PHONY: _target _partition _format _mount _sparse _umount _partcopy _mbr
+
+nul_:=
+comma_:= ,
+space_:= ${nul_} ${nul_}
+
+.PHONY: clean .FORCE _target
+.PHONY: _qemu _bootstrap _install _copy _config
+.PHONY: _partition_gpt _partition_raspi _sparse _partcopy _mbr
+.PHONY: _format _format_root _format_boot
+.PHONY: _bootloader_raspi _bootloader_pc _bootloader_iso
+.PHONY: _mount _mount_root _mount_boot _efi_mount
+.PHONY: _umount _umount_root _umount_boot _efi_umount
+.PHONY: _squash_modules _squash _isosquash _iso_image
ARCH := amd64
-KEYRING := keys/debian-archive-stretch-stable.gpg
-BOOTSTRAP := http://cdn.debian.net/debian
+BOOTSTRAP := http://deb.debian.org/debian
+PACKAGES := ${PACKAGES} apt busybox-static debian-archive-keyring init systemd
# Partition Table (2M) + Boot Partition (126M)+ Root Partition + Slack Space (1M) = 2048M
BOOT_MB := 62
ROOT_MB := 959
-define SOURCES =
-deb http://cdn.debian.net/debian stretch main
-endef
+fstype := ext4
+
+config.mk:
+ cp "config.example" "$@"
+
+ifndef config
+ include config.mk
+else
+ include ${config}
+endif
-PACKAGES := ${PACKAGES} apt btrfs-tools busybox-static bzip2 ca-certificates cron debian-archive-keyring deborphan firmware-linux-free gzip htop ifupdown init iputils-ping irqbalance isc-dhcp-client less make net-tools nmap ntpdate openssh-client psmisc rsync sshfs sudo systemd traceroute unzip vim wget wireless-tools wpasupplicant xz-utils zip
+ifndef release
+ release := bullseye
+endif
+
+KEYRING := keys/debian-archive-${release}-stable.gpg
+KEYRING := keys/debian-archive-${release}-automatic.gpg
+# KEYRING := keys/debian-archive-${release}-security-automatic.gpg
+
+ifndef SOURCES
+ ifneq "$(filter stretch jessie buster, ${release})" ""
+ define SOURCES :=
+ deb http://deb.debian.org/debian ${release} main
+ deb https://deb.debian.org/debian-security/ ${release}/updates main
+ endef
+ else
+ define SOURCES :=
+ deb http://deb.debian.org/debian ${release} main
+ deb https://deb.debian.org/debian-security/ ${release}-security main
+ endef
+ endif
+endif
ifdef disk
-VOLUME := ${disk}
-PBOOT := ${disk}1
-PROOT := ${disk}2
-SYSROOT := hdd_mount/
-CFGROOT := hdd_mount/
-
-_target: _mbr _umount _config _install _partition
-
-_partition:
-_format: _partition
-_mount: _format
-_bootstrap: _mount
-_install: _bootstrap _mount
-_config: _install _mount
-_bootloader: _mount
-_umount: _mount _config _bootloader
-_mbr: _umount _bootloader
+ VOLUME := ${disk}
+ PBOOT := ${disk}1
+ PROOT := ${disk}2
+ SYSROOT := hdd_mount/
+ CFGROOT := hdd_mount/
+
+ _target: _mbr _umount _config _install _partition_gpt
+
+ _partition_gpt:
+ _format: _partition_gpt
+ _mount: _format
+ _bootstrap: _mount
+ _install: _bootstrap _mount
+ _config: _install _mount
+ _bootloader_pc: _mount
+ _umount: _mount _config _bootloader_pc
+ _mbr: _umount _bootloader_pc
else ifdef image
-VOLUME := ${image}
-PBOOT := part_boot.img
-PROOT := part_root.img
-SYSROOT := sys_root/
-CFGROOT := img_mount/
-
-_target: _mbr _umount _partcopy _config _install
-
-_bootstrap:
-_install: _bootstrap
-_sparse:
-_format: _sparse
-_mount: _format
-_copy: _install _mount
-_config: _copy _mount
-_bootloader: _mount
-_umount: _mount _config _bootloader
-_partition:
-_partcopy: _partition _umount
-_mbr: _partcopy _bootloader
+ VOLUME := ${image}
+ PBOOT := part_boot.img
+ PROOT := part_root.img
+ SYSROOT := sys_root_${release}_${ARCH}/
+ CFGROOT := img_mount/
+
+ _target: _mbr _umount _config _install
+
+ _bootstrap:
+ _install: _bootstrap
+ _sparse:
+ _format: _sparse
+ _partition_gpt: _sparse
+ _partcopy: _partition_gpt _format
+ _img_mount: _partcopy
+ _copy: _install _img_mount
+ _config: _copy _img_mount
+ _bootloader_pc: _img_mount
+ _umount: _img_mount _config _bootloader_pc
+ _mbr: _partcopy _bootloader_pc
+
+else ifdef subvol
+ SYSROOT := sys_root_${release}_${ARCH}/
+ CFGROOT := cfg_root/
+
+ _target: _install _config ${subvol}
+
+ _bootstrap:
+ _install: _bootstrap
+ _copy: _install
+ _config: _copy
+
+ ${subvol}: _config
+ btrfs sub snap "${CFGROOT}" "$@"
else ifdef squash
-SQUASH := ${squash}
-SYSROOT := sys_root/
-CFGROOT := cfg_root/
-
-_target: _squash _install _config
-
-_bootstrap:
-_install: _bootstrap
-_copy: _install
-_config: _copy
-_squash: _config
+ SQUASH := ${squash}
+ SYSROOT := sys_root_${release}_${ARCH}/
+ CFGROOT := cfg_root/
+
+ PACKAGES += squashfs-tools nbd-client
+
+ _target: _squash _install _config
+
+ _bootstrap:
+ _install: _bootstrap
+ _copy: _install
+ _config: _copy _squash_modules
+ _squash: _config
+
+else ifdef iso
+ ISO := ${iso}
+ ISOROOT := iso_root/
+ SYSROOT := sys_root_${release}_${ARCH}/
+ CFGROOT := cfg_root/
+ BOOT_MB := 2
+ PBOOT := ${ISOROOT}/efi.img
+
+ PACKAGES += squashfs-tools
+
+ _target: _iso_image _install _config
+
+ _bootstrap:
+ _install: _bootstrap
+ _copy: _install
+ _config: _copy _squash_modules
+ _isosquash: _config
+ _bootloader_iso: _config
+ _iso_image: _bootloader_iso _isosquash # _efi_umount
else ifdef raspi
-VOLUME := ${raspi}
-PBOOT := rpi_boot.img
-PROOT := rpi_root.img
-SYSROOT := rpi_root/
-CFGROOT := img_mount/
-
-ARCH := armhf
-KEYRING := keys/raspbian-archive-keyring.gpg
-BOOTSTRAP := http://raspbian.raspberrypi.org/raspbian
-
-define SOURCES =
-deb http://raspbian.raspberrypi.org/raspbian stretch main non-free firmware rpi
-deb http://archive.raspberrypi.org/debian stretch main
-endef
-PACKAGES := ${PACKAGES} firmware-brcm8011 libraspberrypi-bin libraspberrypi0 pi-bluetooth raspberrypi-bootloader raspberrypi-kernel
-
-_target: _umount _partcopy _config _install
-
-_qemu:
-_bootstrap: _qemu
-_install: _bootstrap
-_sparse:
-_format: _sparse
-_mount: _format
-_copy: _install _mount
-_config: _copy _mount
-_umount: _mount _config
-_partition:
-_partcopy: _partition _umount
+ ARCH := armhf
+
+ VOLUME := ${raspi}
+ PBOOT := rpi_boot.img
+ PROOT := rpi_root.img
+ SYSROOT := sys_root_${release}_${ARCH}/
+ CFGROOT := img_mount/
+
+ KEYRING := keys/raspbian-archive-keyring.gpg
+ BOOTSTRAP := http://raspbian.raspberrypi.org/raspbian
+
+ define SOURCES :=
+ deb http://raspbian.raspberrypi.org/raspbian ${release} main non-free firmware rpi
+ deb http://archive.raspberrypi.org/debian ${release} main
+ endef
+
+ PACKAGES += firmware-brcm80211 libraspberrypi-bin libraspberrypi0 pi-bluetooth raspberrypi-bootloader raspberrypi-kernel initramfs-tools
+
+ _target: _umount _config
+
+ _qemu:
+ _bootstrap: _qemu
+ _install: _bootstrap
+ _sparse:
+ _format: _sparse
+ _partition_raspi: _sparse
+ _partcopy: _partition_raspi _format
+ _img_mount: _partcopy
+ _copy: _install _img_mount
+ _config: _copy _img_mount
+ _bootloader_raspi: _img_mount
+ _umount: _copy _config _bootloader_raspi
else
-_target:
+ _target:
false
endif
-ifeq "${ARCH}" "amd64"
-PACKAGES := ${PACKAGES} linux-image-amd64
+include modules/default.mk
+ifdef modules
+ include $(addsuffix .mk, $(addprefix modules/, $(subst ${comma_},${space_},${modules})))
+endif
+
+ifeq "$(findstring linux-image, ${PACKAGES})" "linux-image"
+else ifeq "${ARCH}" "amd64"
+ PACKAGES += linux-image-amd64
else ifeq "${ARCH}" "i386"
-PACKAGES := ${PACKAGES} linux-image-686
+ PACKAGES += linux-image-686
endif
-export SOURCES SYSROOT CFGROOT VOLUME PBOOT PROOT SQUASH ARCH KEYRING BOOTSTRAP
+export SOURCES SYSROOT CFGROOT VOLUME PBOOT PROOT SQUASH ARCH KEYRING BOOTSTRAP ISOROOT ISO
-sys_root/:
- btrfs subvol create "$@" || mkdir -p "$@"
+sys_root_${release}_${ARCH}/:
+ btrfs subvol create "$@" || mkdir "$@"
chmod 755 "$@"
-cfg_root/: sys_root/ _install
- btrfs sub snap "$<" "$@" || mkdir -p "$@"
+cfg_root/: sys_root_${release}_${ARCH}/ _install
+ -btrfs sub del "$@" || rm -r "$@"
+ btrfs sub snap "$<" "$@" || mkdir "$@"
chmod 755 "$@"
+${ISOROOT}:
+ -btrfs sub del "$@" || rm -r "$@"
+ btrfs subvol create "$@" || mkdir "$@"
+ mkdir "$@/live"
+ chmod 755 "$@" "$@/live"
+
img_mount/:
- mkdir -p "$@"
+ mkdir -p -m 755 "$@"
chmod 755 "$@"
hdd_mount/:
- mkdir -p "$@"
- chmod 755 "$@"
+ mkdir -p -m 755 "$@"
_qemu: ${SYSROOT}/usr/bin/qemu-arm-static
${SYSROOT}/usr/bin/qemu-arm-static: /usr/bin/qemu-arm-static ${SYSROOT}
- mkdir -p "$${SYSROOT}"/usr/bin
- chmod 755 "$${SYSROOT}/usr" "$${SYSROOT}/usr/bin"
+ mkdir -p -m 755 "$${SYSROOT}"/usr/bin
+ chmod 755 "$${SYSROOT}"/usr
cp -p "$<" "$@"
_bootstrap: ${SYSROOT}/bin/sh
${SYSROOT}/bin/sh: | ${SYSROOT}
debootstrap --variant=minbase --arch="$${ARCH}" \
--keyring="$${KEYRING}" \
- stretch "$${SYSROOT}" "$${BOOTSTRAP}"
+ "${release}" "$${SYSROOT}" "$${BOOTSTRAP}"
+ printf 'APT::Default-Release "%s";' "${release}" >"$${SYSROOT}/etc/apt/apt.conf.d/10release"
+
.PHONY: _aptkeys _norecommends
_aptkeys: ${SYSROOT}/etc/apt/trusted.gpg.d/
_norecommends: ${SYSROOT}/etc/apt/apt.conf.d/10norecommends
${SYSROOT}/etc/apt/apt.conf.d/10norecommends: ${SYSROOT}
- mkdir -p "$(dir $@)"
- printf 'APT::Install-Recommends "false";\n' >"$@"
+ mkdir -p -m 755 "$(dir $@)"
+ printf 'APT::%s "false";\n' "Install-Recommends" "Keep-Recommends" "Install-Suggests" "Keep-Suggests" >"$@"
chmod 644 "$@"
-${SYSROOT}/etc/apt/trusted.gpg.d/: ${SYSROOT}
- mkdir -p "$@"
+${SYSROOT}/etc/apt/trusted.gpg.d/: ${SYSROOT} _bootstrap
+ mkdir -p -m 755 "$@"
cp keys/*.gpg "$@"
+ chmod 644 "$@"/*.gpg
_install: ${SYSROOT} _aptkeys _norecommends
- printf %s "$${SOURCES}" >"$${SYSROOT}/etc/apt/sources.list"
+ printf '%s\n' "$${SOURCES}" |sort -u >"$${SYSROOT}/etc/apt/sources.list"
-cp /etc/resolv.conf "$${SYSROOT}/etc/"
-chroot "$${SYSROOT}" sh -c 'apt-mark showmanual |xargs apt-mark auto'
-chroot "$${SYSROOT}" apt-get update
chroot "$${SYSROOT}" ln -sf /bin/true /usr/local/sbin/invoke-rc.d
- chroot "$${SYSROOT}" apt-get --yes install ${PACKAGES}
+ chroot "$${SYSROOT}" ln -sf /bin/true /usr/sbin/udevadm
+ mountpoint "$${SYSROOT}/proc" || mount -o bind /proc "$${SYSROOT}/proc"
+ chroot "$${SYSROOT}" apt-get --yes -t "${release}" install ${PACKAGES}
+ mkdir -p -m 755 "$${SYSROOT}/var/lib/deborphan/"
+ chroot "$${SYSROOT}" sh -c 'printf "%s\\n" ${PACKAGES} >/var/lib/deborphan/keep'
+ -chroot "$${SYSROOT}" sh -c 'apt-get --yes purge $$(deborphan -an |sed "s;^.* ;;g")'
chroot "$${SYSROOT}" apt-get --yes --auto-remove purge
-chroot "$${SYSROOT}" apt-get --yes --auto-remove upgrade
+ -umount "$${SYSROOT}/proc"
chroot "$${SYSROOT}" apt-get clean
chroot "$${SYSROOT}" rm /usr/local/sbin/invoke-rc.d
+ chroot "$${SYSROOT}" rm /usr/sbin/udevadm
_copy: ${SYSROOT} ${CFGROOT}
+ sync
cp -au "$${SYSROOT}/." "$${CFGROOT}/"
-.PHONY: _main_config
-_config: _main_config
-_main_config: ${CFGROOT} cfg_seed/
- cp -au cfg_seed/. "$${CFGROOT}"
+_config: ${CFGROOT}
+ ln -sf /dev/null "$${CFGROOT}/etc/systemd/network/99-default.link"
+ printf '\nsession optional pam_mkhomedir.so umask=0027\n' >>"$${CFGROOT}/etc/pam.d/common-session"
+ printf 'LABEL=FSROOT / ${fstype} auto,nofail,rw 0 0\nLABEL=BOOT /boot vfat auto,nofail,ro 0 0\n' \
+ >"$${CFGROOT}/etc/fstab"
+ chroot "$${CFGROOT}" update-initramfs -u
-${SQUASH}: ${CFGROOT}
+${SQUASH}: ${CFGROOT} .FORCE
-rm "$${SQUASH}"
mksquashfs "$${CFGROOT}" "$${SQUASH}" -comp xz
-_squash: ${SQUASH}
+_squash_modules: ${CFGROOT}
+ printf '%s\n' squashfs nbd >>"${CFGROOT}/etc/initramfs-tools/modules"
+
+_squash: ${SQUASH} _squash_modules
+
+_isosquash: ${ISOROOT}/live/live.squashfs
+${ISOROOT}/live/live.squashfs: ${CFGROOT} ${ISOROOT} .FORCE
+ -rm "$@"
+ { cd "$${CFGROOT}"; printf '%s\n' boot/*; } \
+ | mksquashfs "$${CFGROOT}" "$@" -comp xz -ef /dev/stdin
${VOLUME}: .FORCE
! printf '%s\n' "$${VOLUME}" |grep -q '^/dev/' # abort if volume should be real device
dd count=0 of="$${VOLUME}" # truncate
dd bs=1M count=0 seek=$$((3 + ${BOOT_MB} + ${ROOT_MB})) of="$${VOLUME}"
+ chmod g+w "$${VOLUME}"
${PBOOT}: .FORCE
! printf '%s\n' "$${PBOOT}" |grep -q '^/dev/' # abort if volume should be real device
dd count=0 of="$${PROOT}" # truncate
dd bs=1M count=0 seek=${ROOT_MB} of="$${PROOT}"
-_partition: ${VOLUME}
+_partition_raspi: ${VOLUME}
+ printf 'label: dos\n\n: start=2MiB, size=%iMiB, type=c\n: start=%iMiB, size=%iMiB, type=83\n' \
+ ${BOOT_MB} "$$((${BOOT_MB} + 2))" ${ROOT_MB} | sfdisk "$${VOLUME}"
+
+_partition_gpt: ${VOLUME}
printf 'label: gpt\n\n: start=2MiB, size=%iMiB, type=1, attrs="LegacyBIOSBootable"\n: size=%iMiB, type=20\n' \
${BOOT_MB} ${ROOT_MB} | sfdisk "$${VOLUME}"
_sparse: ${PBOOT} ${PROOT}
-_format: ${PBOOT} ${PROOT}
- -umount "$${CFGROOT}/boot" "$${CFGROOT}"
+ifeq "${fstype}" "ext4"
+ fsflag:=-F
+else
+ fsflag:=-f
+endif
+
+_format_root: ${PROOT}
+ -umount "$${CFGROOT}/boot" "$${CFGROOT}" "${PROOT}"
+ mkfs.${fstype} ${fsflag} -L FSROOT "$${PROOT}"
+
+_format_boot: ${PBOOT}
+ -umount "$${CFGROOT}/boot" "${PBOOT}"
mkfs.fat -F 32 -n BOOT "$${PBOOT}"
- mkfs.ext4 -F -L FSROOT "$${PROOT}"
+
+_format: _format_root _format_boot
+
+_iso_image: ${ISOROOT}
+ grub-mkrescue -o "$${ISO}" "$${ISOROOT}"
.PHONY: _syslinux_efi32 _syslinux_efi64 _syslinux_bios
.PHONY: _grub_efi32 _grub_efi64
mkdir -p "$${CFGROOT}/boot/EFI/BOOT"
grub-mkimage -p / -O x86_64-efi fat part_gpt normal linux all_video >"$${CFGROOT}/boot/EFI/BOOT/BOOTX64.EFI"
-_bootloader: ${CFGROOT} _grub_efi32 _grub_efi64 _syslinux_bios #_syslinux_efi32 _syslinux_efi64
- # cp -L "$${CFGROOT}/vmlinuz" "$${CFGROOT}/initrd.img" "$${CFGROOT}/boot/"
- # cp -r cfg_syslinux/. "$${CFGROOT}/"
+${CFGROOT}/boot/cmdline.txt: ${CFGROOT}
+ printf 'root=/dev/mmcblk0p2 rootfstype=${fstype} fsck.repair=yes rootwait net.ifnames=0' >"$@"
+
+_bootloader_raspi: ${CFGROOT} ${CFGROOT}/boot/cmdline.txt
+
+_bootloader_pc: ${CFGROOT} _grub_efi32 _grub_efi64 _syslinux_bios #_syslinux_efi32 _syslinux_efi64
printf 'UI menu.c32\nDEFAULT stretch\nTIMEOUT 30\n' >"$${CFGROOT}/boot/bootmenu.cfg"
printf 'set timeout=3\ndefault=stretch\n\n' >"$${CFGROOT}/boot/grub.cfg"
k="$$(printf ' %s' "$${CFGROOT}/boot/"vmlinuz-*)"; k="$${k##*/}"; \
printf "menuentry 'Rescue' --id 'rescue' {\n linux '/%s' root=LABEL=FSROOT init=/bin/sh\n initrd '/%s'\n}\n" \
"$$k" "$$i" >>"$${CFGROOT}/boot/grub.cfg"
+_bootloader_iso: ${CFGROOT} ${ISOROOT}
+ mkdir -p "$${ISOROOT}/boot/grub/"
+ cp -L "$${CFGROOT}/vmlinuz" "$${CFGROOT}/initrd.img" "$${ISOROOT}"
+ printf '%s\n' "insmod all_video" "set gfxmode=auto" "load_video" "insmod gfxterm" \
+ >"$${ISOROOT}/boot/grub/grub.cfg"
+ printf '%s\n' "set timeout=10" "default=${release}" \
+ "menuentry 'Debian ${release}' --id '${release}' {" \
+ "linux '/vmlinuz' boot=live" "initrd '/initrd.img'" "}" \
+ >>"$${ISOROOT}/boot/grub/grub.cfg"
+ -[ -f "$${ISOROOT}/install/initrd.gz" -a -f "$${ISOROOT}/install/linux" ] && \
+ printf '%s\n' "menuentry 'Install Debian' --id 'install' {" \
+ "linux '/install/linux'" "initrd '/install/initrd.gz'" "}" \
+ >>"$${ISOROOT}/boot/grub/grub.cfg"
+
+_efi_mount: ${PBOOT}
+ -umount "efi/"
+ mkdir -p -m 755 "efi/"
+ mount -t vfat -o loop "$${PBOOT}" "efi/"
+
+_efi_umount: _efi_mount
+ sync
+ umount efi/ && rmdir efi/
+
.PHONY: _syslinux_mbr _grub_mbr
_syslinux_mbr: ${VOLUME}
dd conv=notrunc,sparse bs=1M seek=2 if="$${PBOOT}" of="$${VOLUME}"
dd conv=notrunc,sparse bs=1M seek=$$((2 + ${BOOT_MB})) if="$${PROOT}" of="$${VOLUME}"
-_mount: ${PBOOT} ${PROOT} ${CFG_ROOT}
- mount -t ext4 "$${PROOT}" "$${CFGROOT}"
+_mount_root: ${PROOT} ${CFGROOT}
+ mountpoint "$${CFGROOT}" \
+ || mount -t ${fstype} "$${PROOT}" "$${CFGROOT}"
chmod 755 "$${CFGROOT}"
- mkdir -p "$${CFGROOT}/boot"
- chmod 755 "$${CFGROOT}/boot"
- mount -t vfat "$${PBOOT}" "$${CFGROOT}/boot"
- chmod 755 "$${CFGROOT}/boot"
-_umount: ${CFGROOT}
+_mount_boot: ${PBOOT}
+ mkdir -p -m 755 "$${CFGROOT}/boot"
+ mountpoint "$${CFGROOT}/boot" \
+ || mount -t vfat "$${PBOOT}" "$${CFGROOT}/boot"
+
+ifdef disk
+ _mount_boot: _mount_root
+endif
+
+_mount: _mount_root _mount_boot
+
+_img_mount: ${CFGROOT}
+ mountpoint "$${CFGROOT}" \
+ || mount -o loop,offset="$$((${BOOT_MB} + 2))"M,sizelimit=${ROOT_MB}M \
+ -t ${fstype} "$${VOLUME}" "$${CFGROOT}"
+ chmod 755 "$${CFGROOT}"
+ mkdir -p -m 755 "$${CFGROOT}/boot"
+ mountpoint "$${CFGROOT}/boot" \
+ || mount -o loop,offset=2M,sizelimit=${BOOT_MB}M \
+ -t vfat "$${VOLUME}" "$${CFGROOT}/boot"
+
+_umount_boot: ${CFGROOT} _config
+ sync
-umount "$${CFGROOT}/boot"
+
+_umount_root: _umount_boot _config
+ sync
umount "$${CFGROOT}" && rmdir "$${CFGROOT}"
+_umount: _umount_boot _umount_root
+
clean:
[ "$${SYSROOT#/}" ] && [ "$${CFGROOT#/}" ] || false # (abort receipe)
-umount img_mount/boot
-umount hdd_mount/boot
-umount hdd_mount
-rmdir hdd_mount
- if [ -d "sys_root/" ]; then btrfs sub del "sys_root/" || echo rm -r "sys_root/"; fi
- if [ -d "cfg_root/" ]; then btrfs sub del "cfg_root/" || echo rm -r "cfg_root/"; fi
- if [ -d "rpi_root/" ]; then btrfs sub del "rpi_root/" || echo rm -r "rpi_root/"; fi
+ if [ -d "cfg_root/" ]; then btrfs sub del "cfg_root/" || rm -r "cfg_root/"; fi
+ if [ -d "iso_root/" ]; then btrfs sub del "iso_root/" || rm -r "iso_root/"; fi
+ if [ -d "sys_root_${release}_${ARCH}/" ]; then btrfs sub del "sys_root_${release}_${ARCH}/" || rm -r "sys_root_${release}_${ARCH}/"; fi
-rm part_boot.img
-rm part_root.img
-rm rpi_boot.img
-rm rpi_root.img
-[ -f "$${SQUASH}" ] && rm "$${SQUASH}"
-[ -f "$${VOLUME}" ] && rm "$${VOLUME}"
+ -[ -f "$${ISO}" ] && rm "$${ISO}"