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build.sh
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build.sh
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#!/bin/bash
set -e -u -x
iso_name=operos
iso_label="OPEROS_$(date +%Y%m)"
iso_version=$(date +%Y.%m.%d)
install_dir=operos
arch=$(uname -m)
work_dir=work
out_dir=out
sfs_comp="xz"
verbose=""
devbuild=""
script_path=$(readlink -f ${0%/*})
_usage ()
{
echo "usage ${0} [options]"
echo
echo " General options:"
echo " -N <iso_name> Set an iso filename (prefix)"
echo " Default: ${iso_name}"
echo " -V <iso_version> Set an iso version (in filename)"
echo " Default: ${iso_version}"
echo " -L <iso_label> Set an iso label (disk label)"
echo " Default: ${iso_label}"
echo " -D <install_dir> Set an install_dir (directory inside iso)"
echo " Default: ${install_dir}"
echo " -w <work_dir> Set the working directory"
echo " Default: ${work_dir}"
echo " -o <out_dir> Set the output directory"
echo " Default: ${out_dir}"
echo " -d Development build (includes test ssh key)"
echo " -v Enable verbose output"
echo " -h This help message"
exit ${1}
}
_join() {
local IFS="$1"
shift
echo "$*"
}
# Helper function to run make_*() only one time per layer/architecture.
run_once() {
if [[ ! -e ${work_dir}/build.${1}_${layer}_${arch} ]]; then
"$@"
touch ${work_dir}/build.${1}_${layer}_${arch}
fi
}
# Additional packages (airootfs)
make_packages() {
mkarchiso ${verbose} -w "${work_dir}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -p "$(grep -h -v ^# ${script_path}/iso/${layer}/packages)" install
}
# Copy mkinitcpio archiso hooks and build initramfs (airootfs)
make_setup_mkinitcpio() {
mkdir -p ${work_dir}/airootfs/etc/initcpio/hooks
mkdir -p ${work_dir}/airootfs/etc/initcpio/install
for _hook in operosiso operosiso_pxe_common operosiso_pxe_http; do
cp ${script_path}/iso/_cpiohooks/hooks/${_hook} ${work_dir}/airootfs/etc/initcpio/hooks
cp ${script_path}/iso/_cpiohooks/install/${_hook} ${work_dir}/airootfs/etc/initcpio/install
done
cp ${script_path}/iso/${layer}/mkinitcpio.conf ${work_dir}/airootfs/etc/mkinitcpio-archiso.conf
mkarchiso ${verbose} -w "${work_dir}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -r 'mkinitcpio -c /etc/mkinitcpio-archiso.conf -k /boot/vmlinuz-linux -g /boot/archiso.img' run
}
make_customize_airootfs() {
cp -af --no-preserve=ownership ${script_path}/iso/${layer}/airootfs ${work_dir}
# repair permissions that may have been damaged by the above copy that may
# generate warnings from pacman in subsequent layers
for d in ${work_dir}/airootfs/usr ${work_dir}/airootfs/usr/bin; do
[[ -d ${d} ]] && chmod 755 ${d}
done
mkdir -p ${work_dir}/airootfs/etc/paxautoma
if [ -x ${work_dir}/airootfs/root/customize_airootfs.sh ]; then
mkarchiso ${verbose} -w "${work_dir}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -r '/root/customize_airootfs.sh' run
rm ${work_dir}/airootfs/root/customize_airootfs.sh
fi
ln -sf /run/systemd/resolve/resolv.conf ${work_dir}/airootfs/etc/resolv.conf
}
# Prepare ${install_dir}/boot/
make_boot() {
mkdir -p ${work_dir}/${layer}/iso/${install_dir}/boot/${arch}
cp ${work_dir}/airootfs/boot/archiso.img ${work_dir}/${layer}/iso/${install_dir}/boot/${arch}/archiso.img
cp ${work_dir}/airootfs/boot/vmlinuz-linux ${work_dir}/${layer}/iso/${install_dir}/boot/${arch}/vmlinuz
cp ${work_dir}/airootfs/boot/memtest86+/memtest.bin ${work_dir}/${layer}/iso/${install_dir}/boot/memtest
cp ${work_dir}/airootfs/usr/share/licenses/common/GPL2/license.txt ${work_dir}/${layer}/iso/${install_dir}/boot/memtest.COPYING
cp ${work_dir}/airootfs/boot/intel-ucode.img ${work_dir}/${layer}/iso/${install_dir}/boot/intel_ucode.img
cp ${work_dir}/airootfs/usr/share/licenses/intel-ucode/LICENSE ${work_dir}/${layer}/iso/${install_dir}/boot/intel_ucode.LICENSE
}
# Prepare /${install_dir}/boot/syslinux
make_syslinux() {
local archiso_layers=$@
mkdir -p ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}
for _cfg in ${script_path}/iso/${layer}/syslinux/*.cfg; do
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g;
s|%ARCHISO_LAYER%|${layer}|g;
s|%ARCHISO_LAYERS%|${archiso_layers}|g;
s|%OPEROS_VERSION%|${iso_version}|g;" \
${_cfg} > ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/${_cfg##*/}
done
cp ${script_path}/iso/${layer}/syslinux/splash.png ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/*.c32 ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/lpxelinux.0 ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/memdisk ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/
mkdir -p ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/hdt
gzip -c -9 ${work_dir}/airootfs/usr/share/hwdata/pci.ids > ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/hdt/pciids.gz
gzip -c -9 ${work_dir}/airootfs/usr/lib/modules/*-ARCH/modules.alias > ${work_dir}/${layer}/iso/${install_dir}/boot/syslinux-${layer}/hdt/modalias.gz
}
# Prepare /isolinux
make_isolinux() {
mkdir -p ${work_dir}/${layer}/iso/isolinux
sed "s|%INSTALL_DIR%|${install_dir}|g;
s|%ARCHISO_LAYER%|${layer}|g;" ${script_path}/iso/_isolinux/isolinux.cfg > ${work_dir}/${layer}/iso/isolinux/isolinux.cfg
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/isolinux.bin ${work_dir}/${layer}/iso/isolinux/
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/isohdpfx.bin ${work_dir}/${layer}/iso/isolinux/
cp ${work_dir}/airootfs/usr/lib/syslinux/bios/ldlinux.c32 ${work_dir}/${layer}/iso/isolinux/
}
# Prepare /EFI
make_efi() {
local archiso_layers=$@
mkdir -p ${work_dir}/${layer}/iso/EFI/boot
cp ${work_dir}/airootfs/usr/share/efitools/efi/PreLoader.efi ${work_dir}/${layer}/iso/EFI/boot/bootx64.efi
cp ${work_dir}/airootfs/usr/share/efitools/efi/HashTool.efi ${work_dir}/${layer}/iso/EFI/boot/
cp ${work_dir}/airootfs/usr/lib/systemd/boot/efi/systemd-bootx64.efi ${work_dir}/${layer}/iso/EFI/boot/loader.efi
mkdir -p ${work_dir}/${layer}/iso/loader/entries
cp ${script_path}/iso/${layer}/efiboot/loader/loader.conf ${work_dir}/${layer}/iso/loader/
cp ${script_path}/iso/${layer}/efiboot/loader/entries/uefi-shell-v2-x86_64.conf ${work_dir}/${layer}/iso/loader/entries/
cp ${script_path}/iso/${layer}/efiboot/loader/entries/uefi-shell-v1-x86_64.conf ${work_dir}/${layer}/iso/loader/entries/
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g
s|%ARCHISO_LAYER%|${layer}|g;
s|%ARCHISO_LAYERS%|${archiso_layers}|g;
s|%OPEROS_VERSION%|${iso_version}|g;" \
${script_path}/iso/${layer}/efiboot/loader/entries/archiso-x86_64-usb.conf > ${work_dir}/${layer}/iso/loader/entries/archiso-x86_64.conf
# EFI Shell 2.0 for UEFI 2.3+
curl -o ${work_dir}/${layer}/iso/EFI/shellx64_v2.efi https://raw.githubusercontent.com/tianocore/edk2/master/ShellBinPkg/UefiShell/X64/Shell.efi
# EFI Shell 1.0 for non UEFI 2.3+
curl -o ${work_dir}/${layer}/iso/EFI/shellx64_v1.efi https://raw.githubusercontent.com/tianocore/edk2/master/EdkShellBinPkg/FullShell/X64/Shell_Full.efi
}
# Prepare efiboot.img::/EFI for "El Torito" EFI boot mode
make_efiboot() {
local archiso_layers=$@
mkdir -p ${work_dir}/${layer}/iso/EFI/archiso
truncate -s 64M ${work_dir}/${layer}/iso/EFI/archiso/efiboot.img
mkfs.fat -n ARCHISO_EFI ${work_dir}/${layer}/iso/EFI/archiso/efiboot.img
mkdir -p ${work_dir}/${layer}/efiboot
mount ${work_dir}/${layer}/iso/EFI/archiso/efiboot.img ${work_dir}/${layer}/efiboot
mkdir -p ${work_dir}/${layer}/efiboot/EFI/archiso
cp ${work_dir}/${layer}/iso/${install_dir}/boot/x86_64/vmlinuz ${work_dir}/${layer}/efiboot/EFI/archiso/vmlinuz.efi
cp ${work_dir}/${layer}/iso/${install_dir}/boot/x86_64/archiso.img ${work_dir}/${layer}/efiboot/EFI/archiso/archiso.img
cp ${work_dir}/${layer}/iso/${install_dir}/boot/intel_ucode.img ${work_dir}/${layer}/efiboot/EFI/archiso/intel_ucode.img
mkdir -p ${work_dir}/${layer}/efiboot/EFI/boot
cp ${work_dir}/airootfs/usr/share/efitools/efi/PreLoader.efi ${work_dir}/${layer}/efiboot/EFI/boot/bootx64.efi
cp ${work_dir}/airootfs/usr/share/efitools/efi/HashTool.efi ${work_dir}/${layer}/efiboot/EFI/boot/
cp ${work_dir}/airootfs/usr/lib/systemd/boot/efi/systemd-bootx64.efi ${work_dir}/${layer}/efiboot/EFI/boot/loader.efi
mkdir -p ${work_dir}/${layer}/efiboot/loader/entries
cp ${script_path}/iso/${layer}/efiboot/loader/loader.conf ${work_dir}/${layer}/efiboot/loader/
cp ${script_path}/iso/${layer}/efiboot/loader/entries/uefi-shell-v2-x86_64.conf ${work_dir}/${layer}/efiboot/loader/entries/
cp ${script_path}/iso/${layer}/efiboot/loader/entries/uefi-shell-v1-x86_64.conf ${work_dir}/${layer}/efiboot/loader/entries/
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g
s|%ARCHISO_LAYER%|${layer}|g;
s|%ARCHISO_LAYERS%|${archiso_layers}|g;" \
${script_path}/iso/${layer}/efiboot/loader/entries/archiso-x86_64-cd.conf > ${work_dir}/${layer}/efiboot/loader/entries/archiso-x86_64.conf
cp ${work_dir}/${layer}/iso/EFI/shellx64_v2.efi ${work_dir}/${layer}/efiboot/EFI/
cp ${work_dir}/${layer}/iso/EFI/shellx64_v1.efi ${work_dir}/${layer}/efiboot/EFI/
umount -d ${work_dir}/${layer}/efiboot
}
_cleanup () {
echo "Cleaning up what we can on airootfs..."
# Delete pacman database sync cache files (*.tar.gz)
if [[ -d "${work_dir}/airootfs/var/lib/pacman" ]]; then
find "${work_dir}/airootfs/var/lib/pacman" -maxdepth 1 -type f -delete
fi
# Delete pacman database sync cache
if [[ -d "${work_dir}/airootfs/var/lib/pacman/sync" ]]; then
find "${work_dir}/airootfs/var/lib/pacman/sync" -delete
fi
# Delete pacman package cache
if [[ -d "${work_dir}/airootfs/var/cache/pacman/pkg" ]]; then
find "${work_dir}/airootfs/var/cache/pacman/pkg" -type f -delete
fi
# Delete all log files, keeps empty dirs.
if [[ -d "${work_dir}/airootfs/var/log" ]]; then
find "${work_dir}/airootfs/var/log" -type f -delete
fi
# Delete all temporary files and dirs
if [[ -d "${work_dir}/airootfs/var/tmp" ]]; then
find "${work_dir}/airootfs/var/tmp" -mindepth 1 -delete
fi
# Delete package pacman related files.
find "${work_dir}" \( -name "*.pacnew" -o -name "*.pacsave" -o -name "*.pacorig" \) -delete
echo "Done!"
}
make_final_cleanup() {
# Delete initcpio image(s)
if [[ -d "${work_dir}/airootfs/boot" ]]; then
find "${work_dir}/airootfs/boot" -type f -name '*.img' -delete
fi
# Delete kernel(s)
if [[ -d "${work_dir}/airootfs/boot" ]]; then
find "${work_dir}/airootfs/boot" -type f -name 'vmlinuz*' -delete
fi
}
# Build airootfs filesystem image
make_squash_layer() {
_cleanup
umount ${work_dir}/airootfs
rm -rf ${work_dir}/overlaywork
cp -a -l -f ${work_dir}/airootfs-${layer} ${work_dir}
mkdir -p "${work_dir}/sfs/${install_dir}/${arch}"
echo "Creating SquashFS image, this may take some time..."
if [[ -z "${verbose}" ]]; then
mksquashfs "${work_dir}/airootfs-${layer}" "${work_dir}/sfs/${install_dir}/${arch}/airootfs-${layer}.sfs" -noappend -comp "${sfs_comp}" -no-progress &> /dev/null
else
mksquashfs "${work_dir}/airootfs-${layer}" "${work_dir}/sfs/${install_dir}/${arch}/airootfs-${layer}.sfs" -noappend -comp "${sfs_comp}"
fi
echo "Done!"
echo "Creating checksum file for self-test..."
cd "${work_dir}/sfs/${install_dir}/${arch}"
sha512sum "airootfs-${layer}.sfs" > "airootfs-${layer}.sha512"
cd ${OLDPWD}
echo "Done!"
}
make_prepare_layer() {
mkdir -p ${work_dir}/airootfs-${layer} ${work_dir}/airootfs ${work_dir}/overlaywork
mount -t overlay overlay \
-olowerdir=$(_join : $(printf "${work_dir}/airootfs-%s\n" "$@")) \
-oupperdir=${work_dir}/airootfs-${layer} \
-oworkdir=${work_dir}/overlaywork \
${work_dir}/airootfs
}
# Build ISO
make_iso() {
mkarchiso ${verbose} -w "${work_dir}/${layer}" -D "${install_dir}" -L "${iso_label}" -o "${out_dir}" iso "${iso_name}-${layer}${devbuild}-${iso_version}.iso"
}
make_unmount() {
if mount | grep -q "${work_dir}/airootfs" > /dev/null; then
umount "${work_dir}/airootfs"
fi
}
while getopts 'N:V:L:D:w:o:g:vdh' arg; do
case "${arg}" in
N) iso_name="${OPTARG}" ;;
V) iso_version="${OPTARG}" ;;
L) iso_label="${OPTARG}" ;;
D) install_dir="${OPTARG}" ;;
w) work_dir="${OPTARG}" ;;
o) out_dir="${OPTARG}" ;;
g) gpg_key="${OPTARG}" ;;
v) verbose="-v" ;;
d) devbuild="-dev" && sfs_comp="gzip" ;;
h) _usage 0 ;;
*)
echo "Invalid argument '${arg}'"
_usage 1
;;
esac
done
shift $((OPTIND -1))
if [[ $# -lt 1 ]]; then
_usage 1
fi
trap make_unmount EXIT
mkdir -p ${work_dir}
for layer in $@; do
. iso/${layer}/build-layer.sh
done