#/bin/sh
rootdir=/compat/arch
url="https://ftp.sjtu.edu.cn/archlinux/iso/latest/archlinux-bootstrap-x86_64.tar.zst"
echo "begin to install archlinux ..."
echo "check modules ..."
# check linux module
if [ "$(sysrc -n linux_enable)" = "NO" ]; then
echo "linux module should be loaded. Continue?(Y|n)"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "linux module not loaded"
exit 1
;;
[Yy][Ee][Ss]|[Yy]|"")
sysrc linux_enable=YES
;;
esac
fi
echo "start linux"
service linux start
# check dbus
if ! /usr/bin/which -s dbus-daemon;then
echo "dbus-daemon not found. install it [Y|n]"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "dbus not installed"
exit 2
;;
[Yy][Ee][Ss]|[Yy]|"")
pkg install -y dbus
;;
esac
fi
if [ "$(sysrc -n dbus_enable)" != "YES" ]; then
echo "dbus should be enable. Continue?(Y|n)"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "dbus not running"
exit 2
;;
[Yy][Ee][Ss]|[Yy]|"")
sysrc dbus_enable=YES
;;
esac
fi
echo "start dbus"
service dbus start
echo "now we will bootstrap archlinux"
fetch ${url}
mkdir /compat
tar --use-compress-program=unzstd -xpvf archlinux-bootstrap-x86_64.tar.zst -C /compat --numeric-owner
rm archlinux-bootstrap-x86_64.tar.zst
mv /compat/root.x86_64 ${rootdir}
if [ ! "$(sysrc -f /boot/loader.conf -qn nullfs_load)" = "YES" ]; then
echo "nullfs_load should load. continue? (Y|n)"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "nullfs not load"
exit 3
;;
[Yy][Ee][Ss]|[Yy]|"")
sysrc -f /boot/loader.conf nullfs_load=yes
;;
esac
fi
if ! kldstat -n nullfs >/dev/null 2>&1;then
echo "load nullfs module"
kldload -v nullfs
fi
echo "mount some fs for linux"
echo "devfs ${rootdir}/dev devfs rw,late 0 0" >> /etc/fstab
echo "tmpfs ${rootdir}/dev/shm tmpfs rw,late,size=1g,mode=1777 0 0" >> /etc/fstab
echo "fdescfs ${rootdir}/dev/fd fdescfs rw,late,linrdlnk 0 0" >> /etc/fstab
echo "linprocfs ${rootdir}/proc linprocfs rw,late 0 0" >> /etc/fstab
echo "linsysfs ${rootdir}/sys linsysfs rw,late 0 0" >> /etc/fstab
echo "/tmp ${rootdir}/tmp nullfs rw,late 0 0" >> /etc/fstab
#echo "/home ${rootdir}/home nullfs rw,late 0 0" >> /etc/fstab
mount -al
echo "For archlinux, we should change 'compat.linux.osrelease'. continue? (Y|n)"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "close to success"
exit 4
;;
[Yy][Ee][Ss]|[Yy]|"")
echo "compat.linux.osrelease=6.12.20" >> /etc/sysctl.conf
sysctl compat.linux.osrelease=6.12.20
;;
esac
echo "complete!"
echo "to use: chroot ${rootdir} /bin/bash"
echo ""
echo "but for easy use ,i can do some init config"
echo "if agree:"
echo " I set resolv.conf to ali dns"
echo " init pacman keyring"
echo " use tsinghua mirror"
echo "continue?[Y|n]"
read answer
case $answer in
[Nn][Oo]|[Nn])
echo "set your archlinux by yourself.bye!"
exit 0
;;
[Yy][Ee][Ss]|[Yy]|"")
echo "nameserver 223.5.5.5" >> ${rootdir}/etc/resolv.conf
chroot ${rootdir} /bin/bash -c "pacman-key --init"
chroot ${rootdir} /bin/bash -c "pacman-key --populate archlinux"
cat ${rootdir}/etc/pacman.d/mirrorlist > mlst.tmp
echo 'Server = https://mirrors.tuna.tsinghua.edu.cn/archlinux/$repo/os/$arch' > ${rootdir}/etc/pacman.d/mirrorlist
cat mlst.tmp >> ${rootdir}/etc/pacman.d/mirrorlist
rm mlst.tmp
echo '[archlinuxcn]' >> ${rootdir}/etc/pacman.conf
echo 'Server = https://mirrors.tuna.tsinghua.edu.cn/archlinuxcn/$arch' >> ${rootdir}/etc/pacman.conf
echo "Refresh sources and systems"
echo "Now we will enable DisableSandbox for pacman or you will get error: restricting filesystem access failed because landlock is not supported by the kernel!"
sed -E -i '' 's/^[[:space:]]*#[[:space:]]*DisableSandbox/DisableSandbox/' ${rootdir}/etc/pacman.conf
grep -n 'DisableSandbox' ${rootdir}/etc/pacman.conf
chroot ${rootdir} /bin/bash -c "pacman -Syyu --noconfirm"
echo "Refresh key"
chroot ${rootdir} /bin/bash -c "pacman -S --noconfirm archlinuxcn-keyring"
echo "Install yay"
chroot ${rootdir} /bin/bash -c "pacman -S --noconfirm yay base base-devel nano yay wqy-zenhei"
echo "Create user"
chroot ${rootdir} /bin/bash -c "useradd -G wheel -m test"
echo "Now modify the sudo configuration"
echo '%wheel ALL=(ALL) ALL' >> ${rootdir}/etc/sudoers
echo '%sudo ALL=(ALL:ALL) ALL' >> ${rootdir}/etc/sudoers
echo "change fakeroot"
chroot ${rootdir} /bin/bash -c "pacman -S --noconfirm fakeroot-tcp"
echo "Make localised settings"
echo 'zh_CN.UTF-8 UTF-8' >> ${rootdir}/etc/locale.gen
chroot ${rootdir} /bin/bash -c "locale-gen"
echo "all done."
;;
esac
echo "Now you can run '#chroot /compat/arch/ /bin/bash' Into ArchLinux"
