mirror of
https://gitlab.archlinux.org/tpowa/archboot.git
synced 2024-09-19 19:40:37 +02:00
114 lines
4.9 KiB
Bash
Executable file
114 lines
4.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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# created by Tobias Powalowski <tpowa@archlinux.org>
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_PWD="$(pwd)"
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_BASENAME="$(basename "${0}")"
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_CACHEDIR="$1/var/cache/pacman/pkg"
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_CLEANUP_CACHE=""
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_SAVE_RAM=""
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_LINUX_FIRMWARE="linux-firmware"
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_DIR=""
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usage () {
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echo "CREATE ARCHBOOT CONTAINER"
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echo "-----------------------------"
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echo "This will create an archboot container for an archboot image."
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echo "Usage: ${_BASENAME} <directory> <options>"
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echo " Options:"
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echo " -cc Cleanup container eg. remove manpages, includes ..."
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echo " -cp Cleanup container package cache"
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exit 0
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}
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[[ -z "${1}" ]] && usage
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_DIR="$1"
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while [ $# -gt 0 ]; do
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case ${1} in
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-cc|--cc) _SAVE_RAM="1" ;;
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-cp|--cp) _CLEANUP_CACHE="1" ;;
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esac
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shift
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done
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### check for root
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if ! [[ ${UID} -eq 0 ]]; then
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echo "ERROR: Please run as root user!"
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exit 1
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fi
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### check for x86_64
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if ! [[ "$(uname -m)" == "x86_64" ]]; then
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echo "ERROR: Pleae run on x86_64 hardware."
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exit 1
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fi
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# prepare pacman dirs
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echo "Starting container creation ..."
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echo "Create directories in ${_DIR} ..."
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mkdir -p "${_DIR}"/var/lib/pacman
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mkdir -p "${_CACHEDIR}"
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[[ -e "${_DIR}/proc" ]] || mkdir -m 555 "${_DIR}/proc"
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[[ -e "${_DIR}/sys" ]] || mkdir -m 555 "${_DIR}/sys"
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[[ -e "${_DIR}/dev" ]] || mkdir -m 755 "${_DIR}/dev"
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# mount special filesystems to ${_DIR}
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echo "Mount special filesystems in ${_DIR} ..."
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mount proc "${_DIR}/proc" -t proc -o nosuid,noexec,nodev
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mount sys "${_DIR}/sys" -t sysfs -o nosuid,noexec,nodev,ro
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mount udev "${_DIR}/dev" -t devtmpfs -o mode=0755,nosuid
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mount devpts "${_DIR}/dev/pts" -t devpts -o mode=0620,gid=5,nosuid,noexec
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mount shm "${_DIR}/dev/shm" -t tmpfs -o mode=1777,nosuid,nodev
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# install archboot
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echo "Installing packages base linux and ${_LINUX_FIRMWARE} to ${_DIR} ..."
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pacman --root "${_DIR}" -Sy base linux "${_LINUX_FIRMWARE}" --ignore systemd-resolvconf --noconfirm --cachedir "${_PWD}"/"${_CACHEDIR}" >/dev/null 2>&1
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rm "${_DIR}"/boot/{initramfs-linux.img,initramfs-linux-fallback.img}
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if [[ "${_CLEANUP_CACHE}" == "1" ]]; then
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# clean cache
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echo "Clean pacman cache from ${_DIR} ..."
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rm -r "${_DIR}"/var/cache/pacman
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fi
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echo "Installing archboot to ${_DIR} ..."
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pacman --root "${_DIR}" -Sy archboot --ignore systemd-resolvconf --noconfirm >/dev/null 2>&1
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if [[ "${_SAVE_RAM}" == "1" ]]; then
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# clean container from not needed files
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echo "Clean container, delete not needed files from ${_DIR} ..."
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rm -r "${_DIR}"/usr/include
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rm -r "${_DIR}"/usr/share/{aclocal,applications,audit,avahi, awk,bash-completition,cmake,common-lisp,cracklib,dhclient,dhcpcd,dict,dnsmasq,emacs,et,fish,gdb,gettext,gettext-0.21,git-1.0,glib-2.0,gnupg,graphite2,gtk-doc,i18n,iana-etc,icons,icu,iptables,java,keyutils,libalpm,libgpg-error,makepkg-template,misc,mkinitcpio,ncat,ntp,p11-kit,readline,screen,smartmontools,ss,stoken,tabset,texinfo,vala,xml,xtables,zoneinfo-leaps,man,doc,info,perl}
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fi
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# Clean cache on archboot environment
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if [[ "$(cat /etc/hostname)" == "archboot" ]]; then
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echo "Cleaning /var/cache/pacman/pkg ..."
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rm -r /var/cache/pacman/pkg
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fi
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# umount special filesystems
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echo "Umount special filesystems in to ${_DIR} ..."
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umount -R "${_DIR}/proc"
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umount -R "${_DIR}/sys"
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umount -R "${_DIR}/dev"
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# generate locales
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echo "Create locales in container ..."
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systemd-nspawn -D "${_DIR}" /bin/bash -c "echo 'en_US ISO-8859-1' >> /etc/locale.gen" >/dev/null 2>&1
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systemd-nspawn -D "${_DIR}" /bin/bash -c "echo 'en_US.UTF-8 UTF-8' >> /etc/locale.gen" >/dev/null 2>&1
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systemd-nspawn -D "${_DIR}" locale-gen >/dev/null 2>&1
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[[ "${_SAVE_RAM}" == "1" ]] && rm -r "${_DIR}/usr/share/locale"
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# generate pacman keyring
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echo "Generate pacman keyring in container ..."
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systemd-nspawn -D "${_DIR}" pacman-key --init >/dev/null 2>&1
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systemd-nspawn -D "${_DIR}" pacman-key --populate archlinux >/dev/null 2>&1
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# copy local mirrorlist to container
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echo "Create pacman config and mirrorlist in container..."
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cp /etc/pacman.d/mirrorlist "${_DIR}"/etc/pacman.d/mirrorlist
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# only copy from archboot pacman.conf, else use default file
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[[ "$(cat /etc/hostname)" == "archboot" ]] && cp /etc/pacman.conf "${_DIR}"/etc/pacman.conf
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# disable checkspace option in pacman.conf, to allow to install packages in environment
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sed -i -e 's:^CheckSpace:#CheckSpace:g' "${_DIR}"/etc/pacman.conf
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# enable parallel downloads
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sed -i -e 's:^#ParallelDownloads:ParallelDownloads:g' "${_DIR}"/etc/pacman.conf
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# enable [testing] if enabled in host
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if grep -q "^\[testing" /etc/pacman.conf; then
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echo "Enable [testing] repository in container ..."
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sed -i -e '/^#\[testing\]/ { n ; s/^#// }' "${_DIR}/etc/pacman.conf"
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sed -i -e '/^#\[community-testing\]/ { n ; s/^#// }' "${_DIR}/etc/pacman.conf"
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sed -i -e 's:^#\[testing\]:\[testing\]:g' -e 's:^#\[community-testing\]:\[community-testing\]:g' "${_DIR}/etc/pacman.conf"
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fi
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echo "Setting hostname to archboot ..."
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systemd-nspawn -D "${_DIR}" /bin/bash -c "echo archboot > /etc/hostname" >/dev/null 2>&1
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echo "Finished container setup in ${_DIR} ."
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