mirror of
https://github.com/nchevsky/systemrescue-zfs.git
synced 2026-01-07 17:20:59 +01:00
565c6d0451
The latest Arch updates changed mount behavior during build, at least that is what I'm seeing on my machine. So only do the second unmount if the chroot /dev is still mounted. Otherwise the build script would abort due to the error returncode.
452 lines
19 KiB
Bash
Executable file
452 lines
19 KiB
Bash
Executable file
#!/bin/bash
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set -e -u
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script_path=$(readlink -f ${0%/*})
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version_file="${script_path}/VERSION"
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iso_name=systemrescue
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iso_version="$(<${version_file})"
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iso_mainver="${iso_version%-*}"
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iso_label="RESCUE${iso_mainver//.}"
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iso_publisher="SystemRescue <http://www.system-rescue.org>"
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iso_application="SystemRescue"
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install_dir=sysresccd
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work_dir=work
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out_dir=out
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gpg_key=
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arch="$(uname -m)"
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sfs_comp="xz"
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sfs_opts="-Xbcj x86 -b 512k -Xdict-size 512k"
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sfs_comp_devel="zstd"
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sfs_opts_devel="-Xcompression-level 5"
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devel_build=
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snapshot_date=""
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default_kernel_param="iomem=relaxed"
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documentation_dir="/usr/share/sysrescue/html"
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mkinitcpio_comp_algo="xz"
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mkinitcpio_comp_opts="--threads=0 --verbose"
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mkinitcpio_comp_algo_devel="zstd"
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mkinitcpio_comp_opts_devel="--threads=0 --fast --verbose"
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verbose=""
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umask 0022
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case ${arch} in
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x86_64)
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efiarch="x86_64-efi"
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efiboot="bootx64.efi"
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edk2arch="x64"
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mirrorlist_url='https://archlinux.org/mirrorlist/?country=all&protocol=http&use_mirror_status=on'
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archive_prefix='https://archive.archlinux.org/repos/'
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archive_mirrorlist_file='mirrorlist-snapshot-x86_64'
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mkinitcpio_comp_opts="--threads=0 --lzma2=preset=9e,dict=128MiB --verbose"
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;;
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i686)
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efiarch="i386-efi"
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efiboot="bootia32.efi"
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edk2arch="ia32"
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mirrorlist_url='https://archlinux32.org/mirrorlist/?country=all&protocol=http&use_mirror_status=on'
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archive_prefix='https://archive.archlinux32.org/repos/'
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archive_mirrorlist_file='mirrorlist-snapshot-i686'
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mkinitcpio_comp_opts="--threads=0 --verbose"
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;;
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*)
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echo "ERROR: Unsupported architecture: '${arch}'"
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exit 1
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;;
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esac
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_usage ()
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{
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echo "usage ${0} [options]"
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echo
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echo " General options:"
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echo " -N <iso_name> Set an iso filename (prefix)"
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echo " Default: ${iso_name}"
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echo " -V <iso_version> Set an iso version (in filename)"
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echo " Default: ${iso_version}"
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echo " -L <iso_label> Set an iso label (disk label)"
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echo " Default: ${iso_label}"
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echo " -P <publisher> Set a publisher for the disk"
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echo " Default: '${iso_publisher}'"
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echo " -A <application> Set an application name for the disk"
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echo " Default: '${iso_application}'"
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echo " -D <install_dir> Set an install_dir (directory inside iso)"
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echo " Default: ${install_dir}"
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echo " -w <work_dir> Set the working directory"
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echo " Default: ${work_dir}"
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echo " -o <out_dir> Set the output directory"
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echo " Default: ${out_dir}"
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echo " -s <YYYY/MM/DD> Set the snapshot date to use the repository from"
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echo " -d Devel build: faster build time with low compression"
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echo " -v Enable verbose output"
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echo " -h This help message"
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exit ${1}
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}
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# Determine the latest repository snapshot available at the Arch Linux Archive
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determine_snapshot_date() {
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# store the snapshot date in build.snapshot_date and read it out on later runs
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# so don't run this function with run_once
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if [[ -e ${work_dir}/build.snapshot_date ]]; then
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snapshot_date=`cat ${work_dir}/build.snapshot_date`
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return
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fi
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if [[ -z "$snapshot_date" ]]; then
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# while archive.archlinux.org offers lastsync files we could read out, archive.archlinux32.org doesn't
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# so use the current date (UTC), check if it's dir exists on the mirror, use the day before if not
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local now=`date +%s`
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local yesterday=$[$[now]-86400]
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local today_ymd=`date --utc "+%Y/%m/%d" --date="@${now}"`
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local yesterday_ymd=`date --utc "+%Y/%m/%d" --date="@${yesterday}"`
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if curl --silent --show-error --fail --max-time 15 -o /dev/null "${archive_prefix}${today_ymd}/"; then
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snapshot_date="${today_ymd}"
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else
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if curl --silent --show-error --fail --max-time 15 -o /dev/null "${archive_prefix}${yesterday_ymd}/"; then
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snapshot_date="${yesterday_ymd}"
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else
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echo "can't determine latest snapshot date available at the archive, specify one with -s"
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exit 1
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fi
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fi
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else
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# -s commandline option given
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if [[ ! "$snapshot_date" =~ ^[0-9]{4}/(0[1-9]|1[0-2])/(0[1-9]|[1-2][0-9]|3[0-1])$ ]]; then
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echo "illegal snapshot date, format must be YYYY/MM/DD"
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exit 1
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fi
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# we got a snapshot date that looks valid, use it without further network tests
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fi
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echo "$snapshot_date" >${work_dir}/build.snapshot_date
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}
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# Helper function to run make_*() only one time per architecture.
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run_once() {
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if [[ ! -e ${work_dir}/build.${1} ]]; then
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$1
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touch ${work_dir}/build.${1}
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fi
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}
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# Setup custom pacman.conf with current cache directories, insert the snapshot date into the URLs
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make_pacman_conf() {
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local _cache_dirs
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_cache_dirs=($(pacman -v 2>&1 | grep '^Cache Dirs:' | sed 's/Cache Dirs:\s*//g'))
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sed -r "s|^#?\\s*CacheDir.+|CacheDir = $(echo -n ${_cache_dirs[@]})|g;
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s|^Architecture\s*=.*$|Architecture = ${arch}|;
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s|^Include =.*$|Include = ${work_dir}/mirrorlist|g" \
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${script_path}/pacman.conf > ${work_dir}/pacman.conf
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sed "s|%SNAPSHOT_DATE%|${snapshot_date}|g;" \
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${script_path}/${archive_mirrorlist_file} > ${work_dir}/mirrorlist
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}
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# Base installation: base metapackage + syslinux (airootfs)
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make_basefs() {
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setarch ${arch} mkarchiso ${verbose} -w "${work_dir}/${arch}" -C "${work_dir}/pacman.conf" -D "${install_dir}" init
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}
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# offline documentation
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make_documentation() {
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if ! [ -f "website/config-offline.toml" ]; then
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echo "ERROR: website content missing. Did you forget to check out with git submodules?"
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exit 1
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fi
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# is the documentation up to date? ignore for beta and test versions
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if ! echo "${iso_version}" | grep -i -q "beta\|test" && \
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! grep -q "${iso_version}" website/content/Changes-x86/_index.md; then
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echo "ERROR: current version not in changelog. Did you update the website submodule?"
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exit 1
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fi
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mkdir -p "${work_dir}/${arch}/airootfs/${documentation_dir}"
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# Delete the download page from the offline version as it makes no sense to keep it
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rm -rf website/content/Download
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# parameters are all relative to --source dir
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/usr/bin/hugo --source "website/" --config "config-offline.toml" --gc --verbose \
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--destination "../${work_dir}/${arch}/airootfs/${documentation_dir}"
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RET=$?
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if ! [ "$RET" -eq 0 ]; then
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echo "error generating offline documentation (returned $RET), aborting"
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exit 1
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fi
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# post-process hugo output and add index.hmtl to all directory links
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# required until https://github.com/gohugoio/hugo/issues/4428 is implemented
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find "${work_dir}/${arch}/airootfs/${documentation_dir}" -name "*.html" \
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-exec sed -i -e 's#<a href="\.\(.*\)/"#<a href=".\1/index.html"#g' \{} \;
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}
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# Additional packages (airootfs)
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make_packages() {
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setarch ${arch} mkarchiso ${verbose} -w "${work_dir}/${arch}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -p "$(grep -h -v '^#' ${script_path}/packages)" install
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}
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# Customize installation (airootfs)
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make_customize_airootfs() {
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cp -af --no-preserve=ownership ${script_path}/airootfs ${work_dir}/${arch}
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cp ${script_path}/pacman.conf ${work_dir}/${arch}/airootfs/etc
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cp ${version_file} ${work_dir}/${arch}/airootfs/root/version
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sed "s|%ARCHISO_LABEL%|${iso_label}|g;
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s|%ISO_VERSION%|${iso_version}|g;
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s|%ISO_ARCH%|${arch}|g;
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s|%INSTALL_DIR%|${install_dir}|g" \
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${script_path}/airootfs/etc/issue > ${work_dir}/${arch}/airootfs/etc/issue
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# delete the target file first because it is a symlink
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rm -f ${work_dir}/${arch}/airootfs/etc/os-release
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sed "s|%ARCHISO_LABEL%|${iso_label}|g;
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s|%ISO_VERSION%|${iso_version}|g;
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s|%ISO_ARCH%|${arch}|g;
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s|%INSTALL_DIR%|${install_dir}|g;
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s|%SNAPSHOT_DATE%|${snapshot_date//\//-}|g;" \
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${script_path}/airootfs/etc/os-release > ${work_dir}/${arch}/airootfs/etc/os-release
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cp -f ${work_dir}/${arch}/airootfs/etc/os-release ${work_dir}/${arch}/airootfs/usr/lib/os-release
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curl -o ${work_dir}/${arch}/airootfs/etc/pacman.d/mirrorlist "$mirrorlist_url"
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sed "s|%SNAPSHOT_DATE%|${snapshot_date}|g;" \
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${script_path}/${archive_mirrorlist_file} > ${work_dir}/${arch}/airootfs/etc/pacman.d/mirrorlist-snapshot
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mkdir -p ${work_dir}/${arch}/airootfs/var/lib/pacman-rolling/local
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setarch ${arch} mkarchiso ${verbose} -w "${work_dir}/${arch}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -r '/root/customize_airootfs.sh' run
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if findmnt --mountpoint "${work_dir}/${arch}/airootfs/dev" >/dev/null 2>&1 ; then
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# unmount chroot /dev again, it was busy before due to gpg-agent
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umount "${work_dir}/${arch}/airootfs/dev"
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fi
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rm -f ${work_dir}/${arch}/airootfs/root/customize_airootfs.sh
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# change pacman config in airootfs to use snapshot repo by default
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# we can just do this after the mkarchiso run, it would flatten the symlink otherwise
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rm -f ${work_dir}/${arch}/airootfs/etc/pacman.conf
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ln -s pacman-snapshot.conf ${work_dir}/${arch}/airootfs/etc/pacman.conf
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# strip large binaries
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find ${work_dir}/${arch}/airootfs/usr/lib -type f -name "lib*.so.*" -exec strip --strip-all {} \;
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# recompress kernel modules to save space (#247)
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echo "Uncompressing kernel modules ..."
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kernelver=$(basename ${work_dir}/${arch}/airootfs/usr/lib/modules/*)
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find ${work_dir}/${arch}/airootfs/usr/lib/modules/${kernelver} -type f -name "*.ko.zst" -exec zstd -q -d --rm {} \;
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depmod --all --basedir=${work_dir}/${arch}/airootfs/usr ${kernelver}
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}
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# Copy mkinitcpio archiso hooks and build initramfs (airootfs)
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make_setup_mkinitcpio() {
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local _hook
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mkdir -p ${work_dir}/${arch}/airootfs/etc/initcpio/hooks
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mkdir -p ${work_dir}/${arch}/airootfs/etc/initcpio/install
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for _hook in archiso archiso_pxe_common archiso_pxe_nbd archiso_pxe_http archiso_pxe_nfs archiso_loop_mnt; do
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cp /usr/lib/initcpio/hooks/${_hook} ${work_dir}/${arch}/airootfs/etc/initcpio/hooks
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cp /usr/lib/initcpio/install/${_hook} ${work_dir}/${arch}/airootfs/etc/initcpio/install
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done
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cp /usr/lib/initcpio/install/archiso_kms ${work_dir}/${arch}/airootfs/etc/initcpio/install
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# when the "devel build" option is enabled, apply low but fast compression to reduce build time
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if [ -n "$devel_build" ]; then
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mkinitcpio_comp_algo="${mkinitcpio_comp_algo_devel}"
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mkinitcpio_comp_opts="${mkinitcpio_comp_opts_devel}"
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fi
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# configure the compression algorithm and options to use for the initramfs
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sed "s|^COMPRESSION=.*|COMPRESSION=\"${mkinitcpio_comp_algo}\"|g;
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s|^COMPRESSION_OPTIONS=.*|COMPRESSION_OPTIONS=\"${mkinitcpio_comp_opts}\"|g;" \
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${script_path}/mkinitcpio.conf > ${work_dir}/${arch}/airootfs/etc/mkinitcpio-archiso.conf
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gnupg_fd=
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if [[ ${gpg_key} ]]; then
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gpg --export ${gpg_key} >${work_dir}/gpgkey
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exec 17<>${work_dir}/gpgkey
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fi
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ARCHISO_GNUPG_FD=${gpg_key:+17} setarch ${arch} mkarchiso ${verbose} -w "${work_dir}/${arch}" -C "${work_dir}/pacman.conf" -D "${install_dir}" -r 'mkinitcpio -c /etc/mkinitcpio-archiso.conf -k /boot/vmlinuz-linux-lts -g /boot/sysresccd.img' run
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if [[ ${gpg_key} ]]; then
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exec 17<&-
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fi
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}
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# Prepare kernel/initramfs ${install_dir}/boot/
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make_boot() {
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mkdir -p ${work_dir}/iso/${install_dir}/boot/${arch}
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cp ${work_dir}/${arch}/airootfs/boot/sysresccd.img ${work_dir}/iso/${install_dir}/boot/${arch}/sysresccd.img
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chmod 644 ${work_dir}/iso/${install_dir}/boot/${arch}/sysresccd.img
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cp ${work_dir}/${arch}/airootfs/boot/vmlinuz-linux-lts ${work_dir}/iso/${install_dir}/boot/${arch}/vmlinuz
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}
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# Add other aditional/extra files to ${install_dir}/boot/
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make_boot_extra() {
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cp ${work_dir}/${arch}/airootfs/boot/memtest86+/memtest.bin ${work_dir}/iso/${install_dir}/boot/memtest
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cp ${work_dir}/${arch}/airootfs/usr/share/licenses/common/GPL2/license.txt ${work_dir}/iso/${install_dir}/boot/memtest.COPYING
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cp ${work_dir}/${arch}/airootfs/boot/intel-ucode.img ${work_dir}/iso/${install_dir}/boot/intel_ucode.img
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cp ${work_dir}/${arch}/airootfs/usr/share/licenses/intel-ucode/LICENSE ${work_dir}/iso/${install_dir}/boot/intel_ucode.LICENSE
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cp ${work_dir}/${arch}/airootfs/boot/amd-ucode.img ${work_dir}/iso/${install_dir}/boot/amd_ucode.img
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cp ${work_dir}/${arch}/airootfs/usr/share/licenses/amd-ucode/LICENSE* ${work_dir}/iso/${install_dir}/boot/amd_ucode.LICENSE
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}
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# Prepare /${install_dir}/boot/syslinux
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make_syslinux() {
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_uname_r=$(file -b ${work_dir}/${arch}/airootfs/boot/vmlinuz-linux-lts| awk 'f{print;f=0} /version/{f=1}' RS=' ')
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mkdir -p ${work_dir}/iso/${install_dir}/boot/syslinux
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for _cfg in ${script_path}/syslinux/*.cfg; do
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sed "s|%ARCHISO_LABEL%|${iso_label}|g;
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s|%ISO_VERSION%|${iso_version}|g;
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s|%ISO_ARCH%|${arch}|g;
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s|%DEFAULT_KERNEL_PARAM%|${default_kernel_param}|g;
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s|%INSTALL_DIR%|${install_dir}|g" ${_cfg} > ${work_dir}/iso/${install_dir}/boot/syslinux/${_cfg##*/}
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done
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/*.c32 ${work_dir}/iso/${install_dir}/boot/syslinux
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/lpxelinux.0 ${work_dir}/iso/${install_dir}/boot/syslinux
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/memdisk ${work_dir}/iso/${install_dir}/boot/syslinux
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mkdir -p ${work_dir}/iso/${install_dir}/boot/syslinux/hdt
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gzip -c -9 ${work_dir}/${arch}/airootfs/usr/share/hwdata/pci.ids > ${work_dir}/iso/${install_dir}/boot/syslinux/hdt/pciids.gz
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gzip -c -9 ${work_dir}/${arch}/airootfs/usr/lib/modules/${_uname_r}/modules.alias > ${work_dir}/iso/${install_dir}/boot/syslinux/hdt/modalias.gz
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}
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# Prepare /isolinux
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make_isolinux() {
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mkdir -p ${work_dir}/iso/isolinux
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sed "s|%INSTALL_DIR%|${install_dir}|g" ${script_path}/isolinux/isolinux.cfg > ${work_dir}/iso/isolinux/isolinux.cfg
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/isolinux.bin ${work_dir}/iso/isolinux/
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/isohdpfx.bin ${work_dir}/iso/isolinux/
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cp ${work_dir}/${arch}/airootfs/usr/lib/syslinux/bios/ldlinux.c32 ${work_dir}/iso/isolinux/
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}
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# Prepare /EFI
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make_efi() {
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rm -rf ${work_dir}/iso/EFI
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rm -rf ${work_dir}/iso/boot
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mkdir -p ${work_dir}/iso/EFI/boot
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mkdir -p ${work_dir}/iso/boot/grub
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cp -a /usr/lib/grub/${efiarch} ${work_dir}/iso/boot/grub/
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cp ${script_path}/efiboot/grub/font.pf2 ${work_dir}/iso/boot/grub/
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sed "s|%ARCHISO_LABEL%|${iso_label}|g;
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s|%ISO_VERSION%|${iso_version}|g;
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s|%ISO_ARCH%|${arch}|g;
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s|%DEFAULT_KERNEL_PARAM%|${default_kernel_param}|g;
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s|%INSTALL_DIR%|${install_dir}|g" \
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${script_path}/efiboot/grub/grubsrcd.cfg > ${work_dir}/iso/boot/grub/grubsrcd.cfg
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cp -a /usr/share/edk2-shell/${edk2arch}/Shell_Full.efi ${work_dir}/iso/EFI/shell.efi
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}
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# Prepare efiboot.img::/EFI for "El Torito" EFI boot mode
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make_efiboot() {
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rm -rf ${work_dir}/memdisk
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mkdir -p "${work_dir}/memdisk"
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mkdir -p "${work_dir}/memdisk/boot/grub"
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cp -a ${script_path}/efiboot/grub/grubinit.cfg "${work_dir}/memdisk/boot/grub/grub.cfg"
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tar -c -C "${work_dir}/memdisk" -f ${work_dir}/memdisk.img boot
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rm -rf ${work_dir}/efitemp
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mkdir -p ${work_dir}/efitemp/efi/boot
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grub-mkimage -m "${work_dir}/memdisk.img" -o "${work_dir}/iso/EFI/boot/${efiboot}" \
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--prefix='(memdisk)/boot/grub' -d /usr/lib/grub/${efiarch} -C xz -O ${efiarch} \
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search iso9660 configfile normal memdisk tar boot linux part_msdos part_gpt \
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part_apple configfile help loadenv ls reboot chain search_fs_uuid multiboot \
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fat iso9660 udf ext2 btrfs ntfs reiserfs xfs lvm ata
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cp -a "${work_dir}/iso/EFI/boot/${efiboot}" "${work_dir}/efitemp/efi/boot/${efiboot}"
|
|
|
|
mkdir -p ${work_dir}/iso/EFI/archiso
|
|
rm -f "${work_dir}/iso/EFI/archiso/efiboot.img"
|
|
mformat -C -f 1440 -L 16 -i "${work_dir}/iso/EFI/archiso/efiboot.img" ::
|
|
mcopy -s -i "${work_dir}/iso/EFI/archiso/efiboot.img" "${work_dir}/efitemp/efi" ::/
|
|
}
|
|
|
|
# Build airootfs filesystem image
|
|
make_prepare() {
|
|
|
|
if [ -n "$devel_build" ]; then
|
|
# devel build, low compression but fast build time
|
|
sfs_comp="$sfs_comp_devel"
|
|
sfs_opts="$sfs_opts_devel"
|
|
fi
|
|
|
|
cp -a -l -f ${work_dir}/${arch}/airootfs ${work_dir}
|
|
setarch ${arch} mkarchiso ${verbose} -w "${work_dir}" -D "${install_dir}" pkglist
|
|
setarch ${arch} mkarchiso ${verbose} -w "${work_dir}" -D "${install_dir}" ${gpg_key:+-g ${gpg_key}} -c ${sfs_comp} -t "${sfs_opts}" prepare
|
|
rm -rf ${work_dir}/airootfs
|
|
# rm -rf ${work_dir}/${arch}/airootfs (if low space, this helps)
|
|
}
|
|
|
|
# Build ISO
|
|
make_iso() {
|
|
# Copy version file
|
|
cp ${version_file} ${work_dir}/iso/${install_dir}/
|
|
# Copy autorun folder
|
|
test -d autorun && cp -r autorun ${work_dir}/iso/
|
|
# Copy configuration files
|
|
cp -r sysrescue.d/ ${work_dir}/iso/
|
|
# Copy SRM modules
|
|
(
|
|
shopt -s nullglob
|
|
rm -vf ${work_dir}/iso/${install_dir}/*.srm
|
|
for srm in srm/*.srm; do
|
|
cp -vf "$srm" ${work_dir}/iso/${install_dir}/
|
|
done
|
|
)
|
|
# Create the ISO image
|
|
setarch ${arch} mkarchiso ${verbose} -w "${work_dir}" -D "${install_dir}" -L "${iso_label}" -P "${iso_publisher}" -A "${iso_application}" -o "${out_dir}" iso "${iso_name}-${iso_version}-${arch/x86_64/amd64}.iso"
|
|
}
|
|
|
|
if [[ ${EUID} -ne 0 ]]; then
|
|
echo "This script must be run as root."
|
|
_usage 1
|
|
fi
|
|
|
|
while getopts 'N:V:L:P:A:D:w:o:g:s:vdh' arg; do
|
|
case "${arg}" in
|
|
N) iso_name="${OPTARG}" ;;
|
|
V) iso_version="${OPTARG}" ;;
|
|
L) iso_label="${OPTARG}" ;;
|
|
P) iso_publisher="${OPTARG}" ;;
|
|
A) iso_application="${OPTARG}" ;;
|
|
D) install_dir="${OPTARG}" ;;
|
|
w) work_dir="${OPTARG}" ;;
|
|
o) out_dir="${OPTARG}" ;;
|
|
g) gpg_key="${OPTARG}" ;;
|
|
s) snapshot_date="${OPTARG}" ;;
|
|
v) verbose="-v" ;;
|
|
d) devel_build="-d" ;;
|
|
h) _usage 0 ;;
|
|
*)
|
|
echo "Invalid argument '${arg}'"
|
|
_usage 1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
mkdir -p ${work_dir}
|
|
|
|
determine_snapshot_date
|
|
run_once make_pacman_conf
|
|
run_once make_basefs
|
|
run_once make_documentation
|
|
run_once make_packages
|
|
run_once make_customize_airootfs
|
|
run_once make_setup_mkinitcpio
|
|
run_once make_boot
|
|
run_once make_boot_extra
|
|
run_once make_syslinux
|
|
run_once make_isolinux
|
|
run_once make_efi
|
|
run_once make_efiboot
|
|
run_once make_prepare
|
|
run_once make_iso
|