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| #!/bin/sh | |
| # Run this script on an all-snap device to get quick-n-dirty version of the classic dimension | |
| if [ "$(id -u)" -ne 0 ]; then | |
| echo "this script needs to run as root" | |
| exit 1 | |
| fi | |
| case "$(uname -m)" in | |
| i686) | |
| arch=i386 | |
| ;; | |
| x86_64) | |
| arch=amd64 | |
| ;; | |
| armv7l) | |
| arch=armhf | |
| ;; | |
| aarch64) | |
| arch=arm64 | |
| ;; | |
| *) | |
| echo "Unsupported architecture!" | |
| exit 1 | |
| ;; | |
| esac | |
| if [ ! -f "xenial-base-$arch.tar.gz" ]; then | |
| echo "Downloading xenial chroot for $arch..." | |
| python3 -c "from urllib.request import urlretrieve; urlretrieve('http://cdimage.ubuntu.com/ubuntu-base/xenial/daily/current/xenial-base-$arch.tar.gz', 'xenial-base-$arch.tar.gz')" | |
| fi | |
| if [ ! -d xenial ]; then | |
| mkdir xenial | |
| echo "Uncompressing xenial chroot..." | |
| tar -zxf "xenial-base-$arch.tar.gz" -C xenial | |
| fi | |
| cleanup() { | |
| umount -l xenial/home | |
| umount -l xenial/sys | |
| umount -l xenial/dev/pts | |
| umount -l xenial/dev | |
| umount -l xenial/proc | |
| } | |
| trap "cleanup" EXIT | |
| mount --bind /proc xenial/proc | |
| mount --bind /dev xenial/dev | |
| mount --bind /sys xenial/sys | |
| mount --bind /home xenial/home | |
| mkdir -p xenial/dev/pts | |
| mount -t devpts none xenial/dev/pts | |
| cp /etc/resolv.conf xenial/etc | |
| chroot xenial/ |