aoi-fetch-latest-image

#!/bin/bash -e

DISTRO=$1

if [ "$DISTRO" == "" ]; then
    echo "Must supply a distribution name. For example:"
    echo "    $0 xenial"
    exit 1
fi

IMAGES_DIR="$(aoi config get images_dir /var/lib/libvirt/images/aoi)"
DISTRO_IMAGES=$IMAGES_DIR/$DISTRO

mkdir -p $DISTRO_IMAGES
# Set premissions so that both KVM and the current user will retain access
# to the synced images. (Usually the libvirt-qemu user grabs ownership of
# the images, which may prevent a future rsync from working properly.)
chown $USER:kvm $IMAGES_DIR
# These commands will start to fail once VMs are created, but we don't want
# tne entire script to fail.
setfacl -m default:user:$UID:rwX -R $IMAGES_DIR 2> /dev/null || true
setfacl -m user:$UID:rwX -R $IMAGES_DIR 2> /dev/null || true
cd $DISTRO_IMAGES

rsync \
    --verbose --recursive --times --links --prune-empty-dirs \
    --include '*-amd64-disk1.img' \
    --include '*-amd64.img' \
    --include 'SHA256*' \
    --exclude '*' \
    rsync://cloud-images.ubuntu.com/cloud-images/$DISTRO/current/ .