#!/bin/bash -e

# root dir configuration
RISOTTO_DIR="/var/lib/risotto"
RISOTTO_IMAGE_DIR="$RISOTTO_DIR/images"
# image configuration
IMAGE_BASE_RISOTTO_BASE_DIR="$RISOTTO_IMAGE_DIR/image_bases"

rm -f $IMAGE_BASE_RISOTTO_BASE_DIR*.build

if [ -z "$1" ]; then
    ls /var/lib/risotto/images_files/ | while read image; do
        if [ -d /var/lib/risotto/images_files/"$image" ]; then
            echo
            echo "Install image $image"
            /usr/local/sbin/build_image "$image" || true
        fi
    done
fi
#rm -f $IMAGE_BASE_RISOTTO_BASE_DIR*.build

MACHINES=""
for nspawn in $(ls /etc/systemd/nspawn/*.nspawn); do
    nspawn_file=$(basename $nspawn)
    machine=${nspawn_file%.*}
    MACHINES="$MACHINES$machine "
    MACHINE_MACHINES_DIR="/var/lib/machines/$machine"
    SHA_MACHINE="$RISOTTO_DIR/configurations/sha/$machine".sha
    content=$(cat $SHA_MACHINE)
    IMAGE_NAME_RISOTTO_IMAGE_NAME=${content##* }
    diff -q "$IMAGE_NAME_RISOTTO_IMAGE_NAME".sha "$SHA_MACHINE" > /dev/null || (
        echo "Reinstall machine $machine"
        machinectl stop $machine || true
        while true; do
            machinectl status "$machine" > /dev/null 2>&1 || break
            sleep 1
        done
        rm -rf "$MACHINE_MACHINES_DIR"
        mkdir "$MACHINE_MACHINES_DIR"
        cd "$MACHINE_MACHINES_DIR"
        tar xf "$IMAGE_NAME_RISOTTO_IMAGE_NAME"
        cp -a "$IMAGE_NAME_RISOTTO_IMAGE_NAME".sha "$SHA_MACHINE"
    )
done
machinectl start $MACHINES
diagnose