#!/usr/bin/env bash 

set -eu

sync

#if ! cat /proc/cmdline | grep -q vdn-emulator; then
if [ ! -e "/overlays/rw" ]; then
	echo "Commande réservée à un système VDN." >&2
	exit 1
fi

. /etc/vdn/config

e=""
for i in $SAVE_EXCLUDE; do
	e="$e --exclude $i"
done

set +u
if [ "$CLEAR_LOG_WHEN_SAVE" = 1 ]; then
	find /var/log -type f ! -name "*.gz" -exec truncate -s 0 {} \;
	find /var/log -maxdepth 2 -type f -name '*log' -exec truncate -s 0 {} \;
fi

if [ "$DELETE_LOG_GZ = 1" ]; then
    find /var/log -type f -name "*.gz" -delete
fi
set -u

cd /overlays/rw/data

tar $e -czpf - .

#umount -a
#sync

#sleep 1

#/usr/sbin/.poweroff