#!/bin/sh

# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2009-2017 Stephan Raue (stephan@openelec.tv)

SMB_USERCONF="/storage/.config/samba.conf"
SMB_DEFCONF="/etc/samba/smb.conf"
SMB_CONF="/run/samba/smb.conf"

SMB_USERCONF_IS_VALID=no
SMB_CONFIG_VERSION=4

# If user config is based on legacy OpenELEC, or old version (or no version)
# then don't use it, and log a warning.
if [ -f $SMB_USERCONF ]; then
  SMB_IS_LEGACY="$(awk 'NR <= 2 && /This file is part of OpenELEC/{ print }' $SMB_USERCONF)"
  SMB_THIS_VER="$(awk '/^# samba.conf v[0-9\.]*/{ print substr($3,2); exit }' $SMB_USERCONF)"
  if [ -n "${SMB_IS_LEGACY}" ]; then
    echo "WARNING: Ignoring user config $SMB_USERCONF due to incompatibility [Old style OpenELEC]"
  elif [ -z "${SMB_THIS_VER}" ]; then
    echo "WARNING: Ignoring user config $SMB_USERCONF due to incompatibility [version is unknown or invalid]"
  elif [ ${SMB_THIS_VER} !=  ${SMB_CONFIG_VERSION} ]; then
    echo "WARNING: Ignoring user config $SMB_USERCONF due to incompatibility [version ${SMB_THIS_VER} is not the required version $SMB_CONFIG_VERSION]"
  else
    SMB_USERCONF_IS_VALID=yes
  fi
fi

mkdir -p $(dirname $SMB_CONF)
  if [ $SMB_USERCONF_IS_VALID = yes ]; then
    cp $SMB_USERCONF $SMB_CONF
  else
    cp $SMB_DEFCONF $SMB_CONF
  fi

# Generate smb.conf, unless disabled
if [ ! -f /storage/.cache/services/samba.disabled ]; then
  /usr/lib/samba/smbd-config
fi

exit 0