#!/bin/sh
set -eox pipefail

if [ "$RUN_ONCE" = "true" ]; then
    rsync -az --info=progress "$SOURCE_DIR" "$TARGET_DIR"
else
    cat /proc/sys/fs/inotify/max_user_watches
    while inotifywait -r -e modify,create,delete,move "$SOURCE_DIR"; do
        rsync -az --info=progress "$SOURCE_DIR" "$TARGET_DIR"
    done
fi