aurbox - Create a fresh chroot for clean AUR package builds in Arch Linux.

aurbox.sh

direc=$(mktemp -d /mnt/aur.XXX)
mount -t tmpfs -o size=8G $direc $direc
pacstrap $direc base base-devel git vim

arch-chroot $direc <<"EOF"
    cpu_core_count=$(getconf _NPROCESSORS_ONLN)
    useradd -m aur
    echo 'aur ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers
    echo "MAKEFLAGS=\"-j${cpu_core_count}\"" >> /etc/makepkg.conf
    echo -e '[multilib]\nInclude = /etc/pacman.d/mirrorlist' >> /etc/pacman.conf

    sudo -u aur -- bash <<EOG
        cd /home/aur/
        mkdir .gnupg
        echo 'keyserver ha.pool.sks-keyservers.net' >> .gnupg/gpg.conf
        echo 'keyserver-options auto-key-retrieve' >> .gnupg/gpg.conf
        git clone https://aur.archlinux.org/yay-bin.git
        cd yay-bin/
        makepkg -si --noconfirm
EOG
EOF

echo -e "\n\nCreated aurbox at '$direc'. Entering chroot as aur user:\n"

arch-chroot $direc /bin/su - aur

echo -e "\nTo clean up the aurbox, execute these commands:\numount $direc\nrm -r $direc"