| #!/usr/bin/env bash |
| # Generate a minimal filesystem for archlinux and load it into the local |
| # docker as "archlinux" |
| # requires root |
| set -e |
| |
| hash pacstrap &>/dev/null || { |
| echo "Could not find pacstrap. Run pacman -S arch-install-scripts" |
| exit 1 |
| } |
| |
| hash expect &>/dev/null || { |
| echo "Could not find expect. Run pacman -S expect" |
| exit 1 |
| } |
| |
| export LANG="C.UTF-8" |
| |
| ROOTFS=$(mktemp -d ${TMPDIR:-/var/tmp}/rootfs-archlinux-XXXXXXXXXX) |
| chmod 755 $ROOTFS |
| |
| # packages to ignore for space savings |
| PKGIGNORE=( |
| cryptsetup |
| device-mapper |
| dhcpcd |
| iproute2 |
| jfsutils |
| linux |
| lvm2 |
| man-db |
| man-pages |
| mdadm |
| nano |
| netctl |
| openresolv |
| pciutils |
| pcmciautils |
| reiserfsprogs |
| s-nail |
| systemd-sysvcompat |
| usbutils |
| vi |
| xfsprogs |
| ) |
| IFS=',' |
| PKGIGNORE="${PKGIGNORE[*]}" |
| unset IFS |
| |
| expect <<EOF |
| set send_slow {1 .1} |
| proc send {ignore arg} { |
| sleep .1 |
| exp_send -s -- \$arg |
| } |
| set timeout 60 |
| |
| spawn pacstrap -C ./mkimage-arch-pacman.conf -c -d -G -i $ROOTFS base haveged --ignore $PKGIGNORE |
| expect { |
| -exact "anyway? \[Y/n\] " { send -- "n\r"; exp_continue } |
| -exact "(default=all): " { send -- "\r"; exp_continue } |
| -exact "installation? \[Y/n\]" { send -- "y\r"; exp_continue } |
| } |
| EOF |
| |
| arch-chroot $ROOTFS /bin/sh -c 'rm -r /usr/share/man/*' |
| arch-chroot $ROOTFS /bin/sh -c "haveged -w 1024; pacman-key --init; pkill haveged; pacman -Rs --noconfirm haveged; pacman-key --populate archlinux; pkill gpg-agent" |
| arch-chroot $ROOTFS /bin/sh -c "ln -s /usr/share/zoneinfo/UTC /etc/localtime" |
| echo 'en_US.UTF-8 UTF-8' > $ROOTFS/etc/locale.gen |
| arch-chroot $ROOTFS locale-gen |
| arch-chroot $ROOTFS /bin/sh -c 'echo "Server = https://mirrors.kernel.org/archlinux/\$repo/os/\$arch" > /etc/pacman.d/mirrorlist' |
| |
| # udev doesn't work in containers, rebuild /dev |
| DEV=$ROOTFS/dev |
| rm -rf $DEV |
| mkdir -p $DEV |
| mknod -m 666 $DEV/null c 1 3 |
| mknod -m 666 $DEV/zero c 1 5 |
| mknod -m 666 $DEV/random c 1 8 |
| mknod -m 666 $DEV/urandom c 1 9 |
| mkdir -m 755 $DEV/pts |
| mkdir -m 1777 $DEV/shm |
| mknod -m 666 $DEV/tty c 5 0 |
| mknod -m 600 $DEV/console c 5 1 |
| mknod -m 666 $DEV/tty0 c 4 0 |
| mknod -m 666 $DEV/full c 1 7 |
| mknod -m 600 $DEV/initctl p |
| mknod -m 666 $DEV/ptmx c 5 2 |
| ln -sf /proc/self/fd $DEV/fd |
| |
| tar --numeric-owner --xattrs --acls -C $ROOTFS -c . | docker import - archlinux |
| docker run -t archlinux echo Success. |
| rm -rf $ROOTFS |