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al-installer/src/lib/install.sh
2019-03-16 21:21:47 -07:00

286 lines
11 KiB
Bash

#!/usr/bin/bash
# vim:ft=sh:fdm=marker:fmr={,}
# archlabs installer library script file
# this file is not meant to be run directly
# sourcing this file in a non bash shell is not advised
# set -n
readonly RUN="/run/archiso/bootmnt/arch/boot"
readonly VM="$(dmesg | grep -i "hypervisor")"
install() {
# function calls prefixed with 'oneshot' will only ever be run once
# otherwise the main function can be called repeatedly
clear; tput cnorm
# unpack the file system
oneshot install_base
# generate /etc/fstab and touch it up if we used a swapfile
genfstab -U $MNT > $MNT/etc/fstab 2>$ERR
echeck "genfstab -U $MNT > $MNT/etc/fstab"
[[ -f $MNT/swapfile ]] && sed -i "s~${MNT}~~" $MNT/etc/fstab
# update the mirrorlist.. MUST be done before updating or it may be slow
oneshot mirrorlist_sort
# MUST be before bootloader and mkinitcpio
oneshot package_operations
# set up user login.. MUST be done after package operation
oneshot login_manager
# mkinitcpio and bootloader install should only be done after installing the packages
# and updating the mirrorlist, otherwise the chosen kernel may not be fully set up
run_mkinitcpio
install_bootloader
# hwclock setup, falls back to setting --directisa if the default fails
chrun "hwclock --systohc --utc" || chrun "hwclock --systohc --utc --directisa"
# create the user last to avoid referencing multiple $HOME locations for liveuser/newuser
oneshot create_user
# drop off the user at the config editing menu
edit_system_configs
}
install_base() {
printf "\nUnpacking base file system --- Total: ~ 2.9G\n\n"
rsync -ah --info=progress2 /run/archiso/sfs/airootfs/ $MNT/
# remove archiso init files and clean up install files
rm -rf $MNT/etc/{sudoers.d/g_wheel,mkinitcpio-archiso.conf,polkit-1/rules.d/49-nopasswd_global.rules}
find $MNT/usr/lib/initcpio -name 'archiso*' -type f -exec rm '{}' \;
# cleanup system permissions
sed -i 's/volatile/auto/g' $MNT/etc/systemd/journald.conf
sed -i "s/# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/g" $MNT/etc/sudoers
if [[ $VM ]]; then
# in a VM remove xorg configs, these cause issues
rm -rf $MNT/etc/X11/xorg.conf.d
elif [[ $(lspci | grep ' VGA ' | grep 'Intel') != "" ]]; then
# xorg config for intel, this should never happen in a VM
cat > $MNT/etc/X11/xorg.conf.d/20-intel.conf <<EOF
Section "Device"
Identifier "Intel Graphics"
Driver "intel"
Option "TearFree" "true"
EndSection
EOF
fi
# copy the kernel image for the regular kernel
[[ $KERNEL != 'linux-lts' ]] && cp -f $RUN/x86_64/vmlinuz $MNT/boot/vmlinuz-linux
# copy CPU micro-code if set. manufacturer_ucode.img -> manufacturer-ucode.img
[[ $UCODE ]] && cp -f $RUN/${UCODE/-/_} $MNT/boot/$UCODE
# copy network settings
cp -rf /etc/NetworkManager/system-connections $MNT/etc/NetworkManager/
cp -f /etc/resolv.conf $MNT/etc/
# set the locale and timezone
cat > $MNT/etc/locale.conf << EOF
LANG=$LOCALE
EOF
cat > $MNT/etc/default/locale << EOF
LANG=$LOCALE
EOF
sed -i "s/#en_US.UTF-8/en_US.UTF-8/g; s/#${LOCALE}/${LOCALE}/g" $MNT/etc/locale.gen
chrun "locale-gen" 2>/dev/null
chrun "ln -sf /usr/share/zoneinfo/$ZONE/$SUBZONE /etc/localtime" 2>/dev/null
# set the keymaps
cat > $MNT/etc/X11/xorg.conf.d/00-keyboard.conf <<EOF
# Use localectl(1) to instruct systemd-localed to update it.
Section "InputClass"
Identifier "system-keyboard"
MatchIsKeyboard "on"
Option "XkbLayout" "$KEYMAP"
EndSection
EOF
cat > $MNT/etc/default/keyboard <<EOF
# KEYBOARD CONFIGURATION FILE
# Consult the keyboard(5) manual page.
XKBMODEL=""
XKBLAYOUT="$KEYMAP"
XKBVARIANT=""
XKBOPTIONS=""
BACKSPACE="guess"
EOF
# console keymap
cat > $MNT/etc/vconsole.conf <<EOF
KEYMAP=$CMAP
FONT=$FONT
EOF
# set the hostname
cat > $MNT/etc/hostname << EOF
$HOSTNAME
EOF
cat > $MNT/etc/hosts << EOF
127.0.0.1 localhost
127.0.1.1 $HOSTNAME
::1 localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
EOF
return 0
}
create_user() {
# set root password
chrun "chpasswd <<< 'root:$(openssl enc -pbkdf2 -a -d -salt -pass pass:$SALT <<< "$ROOT_PASS")'"
# edit the group and passwd files in /etc/ to swap the liveuser account
sed -i "s/${LIVE}/${NEWUSER}/g" $MNT/etc/{group,gshadow,passwd,shadow}
if [[ -d $MNT/home/$NEWUSER ]]; then
rm -rf $MNT/home/$LIVE
else
# fix up some user files that reference the liveuser
sed -i "s/${LIVE}/${NEWUSER}/g" $MNT/home/$LIVE/.config/gtk-3.0/bookmarks \
$MNT/home/$LIVE/.mozilla/firefox/archlabs.default/{prefs,sessionstore}.js
# remove welcome message
sed -i '/printf/d' $MNT/home/$LIVE/.zshrc
[[ $INSTALL_WMS =~ bspwm ]] || rm -rf $MNT/home/$LIVE/.config/{bspwm,sxhkd}
[[ $INSTALL_WMS =~ i3-gaps ]] || rm -rf $MNT/home/$LIVE/.config/i3
[[ $INSTALL_WMS =~ openbox ]] || rm -rf $MNT/home/$LIVE/.config/{openbox,skippy-xd,jgmenu,conky,tint2}
[[ $INSTALL_WMS =~ (openbox|i3-gaps|bspwm) ]] || rm -rf $MNT/home/$LIVE/.config/polybar
chrun "mv -f /home/$LIVE /home/$NEWUSER"
fi
chrun "usermod -aG rfkill,wheel,network,storage,power,video,audio,lp,autologin $NEWUSER"
chrun "chpasswd <<< '$NEWUSER:$(openssl enc -pbkdf2 -a -d -salt -pass pass:$SALT <<< "$USER_PASS")'"
chrun "chown -Rf $NEWUSER:users /home/$NEWUSER"
}
login_manager() {
local service="$MNT/etc/systemd/system/getty@tty1.service.d"
if [[ $LOGIN_TYPE == 'lightdm' ]]; then
rm -rf $service
for f in $MNT/home/$LIVE/.{xinitrc,zprofile}; do
awk '{if($0 && $0 !~ "^#") print "# "$0; else print $0}' $f > $f
done
chrun 'systemctl enable lightdm.service && systemctl set-default graphical.target'
cat > $MNT/etc/lightdm/lightdm-gtk-greeter.conf << EOF
# LightDM GTK+ Configuration
[greeter]
active-monitor=0
default-user-image=/usr/share/icons/ArchLabs-Dark/64x64/places/distributor-logo-archlabs.png
background=/usr/share/backgrounds/archlabs/archlabs.jpg
theme-name=Adwaita-Dark
icon-theme-name=Adwaita
font-name=DejaVu Sans Mono 11
position=30%,end 50%,end
EOF
# if [[ $AUTOLOGIN == true ]]; then
# chrun "groupadd -r nopasswdlogin && usermod -aG nopasswdlogin $LIVE"
# sed -i '/#%PAM-1.0/ a auth sufficient pam_succeed_if.so user ingroup nopasswdlogin' $MNT/etc/pam.d/lightdm
# sed -i "/#autologin-session=/ c autologin-session=${LOGIN_WM}" $MNT/etc/lightdm/lightdm.conf
# sed -i "/#autologin-user=/ c autologin-user=${NEWUSER}" $MNT/etc/lightdm/lightdm.conf
# fi
else # xinit login
sed -i "s/openbox-session/${LOGIN_WM}/g" $MNT/home/$LIVE/.xinitrc
if grep -q '#exec' $MNT/home/$LIVE/.zprofile; then
sed -i 's/#exec/exec/' $MNT/home/$LIVE/.zprofile
elif grep -q 'exec sudo archlabs-installer' $MNT/home/$LIVE/.zprofile; then
sed -i 's|exec sudo archlabs-installer|exec startx -- vt1 >/dev/null 2>&1|' $MNT/home/$LIVE/.zprofile
else
cat > $MNT/home/$LIVE/.zprofile << EOF
if [[ ! \$DISPLAY && \$XDG_VTNR -eq 1 ]]; then
exec startx -- vt1 >/dev/null 2>&1
fi
EOF
fi
if [[ $AUTOLOGIN == true ]]; then
sed -i "s/${LIVE}/${NEWUSER}/g" $service/autologin.conf
else
rm -rf $service
fi
fi
}
run_mkinitcpio() {
local add=""
# setup a keyfile for LUKS.. Only when choosing grub and system is UEFI
[[ $LUKS && ! $LVM && $SYS == 'UEFI' && $BOOTLDR == 'grub' ]] && luks_keyfile
# new hooks needed in /etc/mkinitcpio.conf if we used LUKS and/or LVM
[[ $LVM ]] && add="lvm2"
[[ $LUKS ]] && add="encrypt$([[ $add ]] && printf " %s" "$add")"
sed -i "s/block filesystems/block ${add} filesystems ${MKINIT_HOOKS}/g" $MNT/etc/mkinitcpio.conf
chrun "mkinitcpio -p $KERNEL" 2>$ERR
echeck "mkinitcpio -p $KERNEL"
}
mirrorlist_sort() {
printf "%s\n\n" "Sorting the mirrorlist"
if hash reflector >/dev/null 2>&1; then
$MIRROR_CMD --save $MNT/etc/pacman.d/mirrorlist --verbose ||
reflector --score 100 -l 50 -f 10 \
--sort rate --verbose --save $MNT/etc/pacman.d/mirrorlist
else
{ eval $MIRROR_CMD || curl -s 'https://www.archlinux.org/mirrorlist/all/'; } |
sed -e 's/^#Server/Server/' -e '/^#/d' |
rankmirrors -n 10 - > $MNT/etc/pacman.d/mirrorlist
fi
}
package_operations() {
local inpkg="$PACKAGES" # add the packages chosen during setup
local rmpkg="archlabs-installer" # always remove the installer
# the LTS kernel uses different packages
if [[ $KERNEL == 'linux-lts' ]]; then
rmpkg+=" virtualbox-guest-modules-arch linux"
inpkg+=" linux-lts"
# if the system is a VM then install the needed packages otherwise remove the guest utils
[[ $VM ]] && inpkg+=" virtualbox-guest-dkms linux-lts-headers" || rmpkg+=" virtualbox-guest-utils"
else
# if the system is not a VM then remove the guest utils
[[ $VM ]] || rmpkg+=" virtualbox-guest-modules-arch virtualbox-guest-utils"
fi
# for only gnome or cinnamon we don't need the xfce provided stuff
[[ $INSTALL_WMS =~ (gnome|cinnamon) ]] && rmpkg+=" $(pacman -Qssq 'xfce4*' 2>/dev/null)"
# when not using grub bootloader remove it's package and configurations
if [[ $BOOTLDR != 'grub' ]]; then
rmpkg+=" grub"
rm -f $MNT/etc/default/grub
find $MNT/boot/ -name 'grub*' -exec rm -rf '{}' \; >/dev/null 2>&1
elif [[ $BOOTLDR != 'syslinux' ]]; then
# do the same when not using syslinux as the bootloader
find $MNT/boot/ -name 'syslinux*' -exec rm -rf '{}' \; >/dev/null 2>&1
fi
# iputils, base-devel, and git are all needed and should always be installed separately
chrun "pacman -Syyu --noconfirm"
chrun "pacman -S iputils --noconfirm; pacman -S base-devel git --needed --noconfirm"
chrun "pacman -S $inpkg --needed --noconfirm"
chrun "pacman -Rs $rmpkg --noconfirm"
# for neovim copy the default vimrc and colorscheme to ~/.config/nvim
if [[ $inpkg =~ neovim ]]; then
mkdir -p $MNT/home/$LIVE/.config/nvim
cp -f $MNT/home/$LIVE/.vimrc $MNT/home/$LIVE/.config/nvim/init.vim
cp -rf $MNT/home/$LIVE/.vim/colors $MNT/home/$LIVE/.config/nvim/colors
fi
# install and setup dwm
if [[ $INSTALL_WMS =~ dwm ]]; then
mkdir -pv $MNT/home/$LIVE/suckless
for i in dwm dmenu st; do
p="/home/$LIVE/suckless/$i"
chrun "git clone https://bitbucket.org/natemaia/$i $p && { cd $p; rm -f $p/config.h 2>/dev/null; make clean install && make clean; }"
done
fi
}