arch-install

#!/bin/bash

# Recommended steps:
#
#   bootstrap before entering chroot
#   copy this script into INSTALL_DIR
#   rootinit after entering chroot
#   x (if installing graphics)
#   pkgs
#   xpkgs (if installing graphics)
#   userinit
#   kaitinit (optional)
#   grubinit
#
# At this point, log in as the user created above.
#
#   yayinit
#   yaypkgs
#   yayxpkgs (if installing graphics)
#   homeinit
#   xenvinit (if installing graphics)
#   gpginit
#   sshinit
#   scannerinit
#   autologin (for media PCs)
#   nmmedia (for media PCs)

INSTALL_DIR=/mnt

bootstrap() {
  pacstrap "$INSTALL_DIR" base base-devel linux linux-firmware
  genfstab -U "$INSTALL_DIR" >> "$INSTALL_DIR"/etc/fstab
}

rootinit() {
  if [ $# != 1 ]; then
    echo "Usage: $(basename "$0") rootinit <hostname>" >&2
    exit 1
  fi
  hostname="$1"

  ln -sf /usr/share/zoneinfo/America/New_York /etc/localtime
  hwclock --systohc
  sed -i 's/^#\(en_US\.UTF-8 .*\)$/\1/g' /etc/locale.gen
  locale-gen
  echo 'LANG=en_US.UTF-8' > /etc/locale.conf

  echo "$hostname" > /etc/hostname
  {
    echo "127.0.0.1  localhost"
    echo "::1  localhost"
    echo "127.0.1.1  $hostname.localdomain $hostname"
  } >> /etc/hosts

  echo 'COMPRESSXZ=(xz -c -z -0 -)' >> /etc/makepkg.conf

  echo "set root password:"
  passwd
}

x() {
  if [ $# != 1 ]; then
    echo "Usage: $(basename "$0") x <intel | radeon>" >&2
    exit 1
  fi
  driver="$1"

  pacman --noconfirm -S xorg xorg-xinit
  case "$driver" in
    intel)
      pacman --noconfirm -S xf86-video-intel
      ;;
    radeon)
      pacman --noconfirm -S xf86-video-ati
      ;;
    *)
      echo "unrecognized graphics driver" >&2
      exit 1
      ;;
  esac
}

pkgs() {
  pacman --noconfirm -S \
    zsh \
    asp \
    sudo \
    vi \
    alsa-utils \
    aspell aspell-en hunspell hunspell-en_US \
    python python-pip python-setuptools python-virtualenv bpython \
    python2 python2-pip python2-setuptools python2-virtualenv bpython2 \
    flake8 \
    go go-tools \
    rustup \
    grub efibootmgr \
    iputils inetutils whois bind-tools dhcpcd \
    cups \
    shellcheck \
    pdftk \
    cronie openssh openssl sshfs sshuttle gnupg tmux nfs-utils enscript \
    docker espeak ffmpeg jq ripgrep youtube-dl fzf \
    iotop htop linux-tools pkgfile pwgen pv strace tig time tree valgrind \
    vim \
    git aws-cli s3cmd colordiff curl wget ctags darkhttpd pass rsync
  pkgfile --update
}

xpkgs() {
  pacman --noconfirm -Rsn vim
  pacman --noconfirm -S \
    xterm \
    alacritty alacritty-terminfo \
    k3b konversation konsole dolphin okular \
    qt5 qt5ct oxygen oxygen-icons \
    xsane \
    xbindkeys \
    libnotify \
    kmix \
    dunst \
    i3lock \
    mpv \
    nitrogen \
    numlockx \
    xclip \
    xdotool \
    trayer \
    freerdp \
    gmrun \
    gvim \
    noto-fonts noto-fonts-cjk noto-fonts-emoji noto-fonts-extra \
    firefox
}

userinit() {
  # Use the same group ID on all machines.
  sudo groupmod -n users-old users
  sudo groupadd -g 100 users

  sudo useradd -g users -u 1000 -m -s /bin/zsh \
    -G disk,lp,wheel,log,dbus,network,video,audio,optical,storage,scanner,power \
    andrew
  echo "set andrew password"
  sudo passwd andrew
  echo "make sure '%wheel ALL=(ALL) NOPASSWD: ALL' is in sudoers"
}

kaitinit() {
  sudo useradd -g users -u 1002 -m -s /bin/bash \
    -G disk,lp,wheel,log,dbus,network,video,audio,optical,storage,scanner,power \
    kait
  echo "set kait password"
  sudo passwd kait
  echo "make sure '%wheel ALL=(ALL) NOPASSWD: ALL' is in sudoers"
}

grubinit() {
  grub-install --target=x86_64-efi --efi-directory=/boot --bootloader-id=grub
  grub-mkconfig -o /boot/grub/grub.cfg
}

yayinit() {
  cd /tmp || exit 1
  if [ ! -d yay ]; then
    git clone https://aur.archlinux.org/yay
  fi
  cd yay || exit 1
  makepkg -fsi --noconfirm
}

yaypkgs() {
  yay --noconfirm -S \
    brother-dcp7065dn \
    brscan4 \
    ngrok \
    par \
    vim-fzf-git vim-go-git vim-ledger-git vim-plug-git \
    vim-renamer-git vim-syntastic-git vim-toml-git \
    zsh-autosuggestions \
    zsh-completions \
    zsh-syntax-highlighting \
    zsh-fast-syntax-highlighting-git \
    dict-wn
}

yayxpkgs() {
  yay --noconfirm -S \
    dzen2-xft-xpm-xinerama-git \
    google-chrome \
    mirage \
    idesk \
    gkrellm \
    gkleds \
    gkrellsun \
    gkrellweather \
    nerd-fonts-hack \
    ttf-oxygen \
    ttf-dejavu \
    ttf-fira-mono \
    ttf-mononoki-git \
    ttf-roboto \
    ttf-ubuntu-font-family
}

homeinit() {
  cd "$HOME" || exit 1
  curl https://burntsushi.net/stuff/setup-home > /tmp/setup-home.sh
  sh /tmp/setup-home.sh
  git clone [email protected]:/m/git/password-store .password-store

  mkdir -p .gnupg
  {
    echo 'default-cache-ttl 86400'
    echo 'max-cache-ttl 86400'
  } > .gnupg/gpg-agent.conf
}

xenvinit() {
  cd "$HOME" || exit 1

  . "$HOME/bin/x11-go"
  go get -v github.com/BurntSushi/wingo/...
  go get -v github.com/BurntSushi/gohead/...

  virtualenv2 "$HOME/.pyx11"
  . "$HOME/.pyx11/bin/activate"
  pip install pywingo
}

gpginit() {
  rscp nas:/m/data/andrew/keys/*.key.* /tmp/
  gpg --import /tmp/[email protected]
  gpg --import /tmp/[email protected]
  echo "use 'gpg --edit-key {email}' to trust each key completely"
}

sshinit() {
  ssh-extract-key burntsushi
  ssh-extract-key feral
}

scannerinit() {
  brsaneconfig4 -a name=Brother model=DCP-7065DN ip=192.168.1.150
}

autologin() {
  sudo mkdir -p /etc/systemd/system/[email protected]
  sudo tee /etc/systemd/system/[email protected]/override.conf > /dev/null <<EOF
[Service]
ExecStart=
ExecStart=-/usr/bin/agetty --autologin andrew --noclear %I $TERM
EOF
}

nmmedia() {
  script="/etc/NetworkManager/dispatcher.d/10-media.sh"
  sudo tee "$script" > /dev/null <<EOF
#!/bin/sh

status="\$2"
case "\$status" in
  up)
    sudo -i -u andrew zsh -c '. ~/.zshrc && media'
    ;;
  down)
    sudo -i -u andrew zsh -c '. ~/.zshrc && media down'
    ;;
esac
EOF
  sudo chmod 0755 "$script"
}

case "$1" in
  bootstrap) shift ; bootstrap "$@" ;;
  rootinit) shift ; rootinit "$@" ;;
  x) shift ; x "$@" ;;
  pkgs) shift ; pkgs "$@" ;;
  xpkgs) shift ; xpkgs "$@" ;;
  userinit) shift ; userinit "$@" ;;
  kaitinit) shift ; kaitinit "$@" ;;
  grubinit) shift ; grubinit "$@" ;;
  yayinit) shift ; yayinit "$@" ;;
  yaypkgs) shift ; yaypkgs "$@" ;;
  yayxpkgs) shift ; yayxpkgs "$@" ;;
  homeinit) shift ; homeinit "$@" ;;
  xenvinit) shift ; xenvinit "$@" ;;
  gpginit) shift ; gpginit "$@" ;;
  sshinit) shift ; sshinit "$@" ;;
  scannerinit) shift ; scannerinit "$@" ;;
  autologin) shift ; autologin "$@" ;;
  nmmedia) shift ; nmmedia "$@" ;;
  *)
    echo "unrecognized command" >&2
    exit 1
    ;;
esac