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samba: validate user config and avoid using it if not suitable

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This commit is contained in:
MilhouseVH 2017-09-09 21:51:38 +01:00
parent 909c7f2229
commit 979b9baea1
1 changed files with 21 additions and 2 deletions
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23
packages/network/samba/scripts/samba-config
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@ -21,8 +21,27 @@ SMB_USERCONF="/storage/.config/samba.conf"
SMB_DEFCONF="/etc/samba/smb.conf"
SMB_CONF="/run/samba/smb.conf"
mkdir -p /run/samba
if [ -f $SMB_USERCONF ]; then
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