# get the lts.conf via tftp

# $filename comes from net-eth0.conf and is usually "/<path>/pxelinux.0".
# If it contains a path, we want to construct "/<path>/lts.conf".
# If it doesn't, we want just "lts.conf" without inserting a slash, as some tftp
# servers have problems with it. Finally, if $filename isn't set, we want to
# default to "/ltsp/i386/lts.conf".
if [ -n "$SERVER" ]; then
    fileonly=${filename##*/}
    pathonly=${filename%$fileonly}
    global_lts_conf_temp=$(mktemp)
    local_lts_conf_temp=$(mktemp)
    lts_conf_temp=$(mktemp)
    flavour_name=$(basename "$NBD_ROOT_NAME")
    #tftp "$SERVER" -c get ${pathonly:-/ltsp/i386/}lts.conf $lts_conf_temp >/dev/null
    if [ $LTSCONF ]; then
        tftp "$SERVER" -c get ${pathonly:-/ltsp/}${LTSCONF:-"lts.conf"} $lts_conf_temp >/dev/null
    else
        tftp "$SERVER" -c get ${pathonly:-/ltsp/}lts.conf $global_lts_conf_temp > /dev/null
        EXISTLOCAL=$(tftp "$SERVER" -c get ${pathonly:-/ltsp/}${flavour_name}/lts.conf $local_lts_conf_temp | grep -q "Error code 1"; echo $?)
        if [ "$MERGELTSCONF" != "false" ]; then
            ltsmerger $global_lts_conf_temp $local_lts_conf_temp > $lts_conf_temp 
        else
            if [ "$EXISTLOCAL" = "0" ]; then
                mv $global_lts_conf_temp $lts_conf_temp
            else
                mv $local_lts_conf_temp $lts_conf_temp
            fi
        fi
    fi
    # only overwrite lts.conf if it has non-zero size.
    if [ -s "$lts_conf_temp" ]; then
        mv "$lts_conf_temp" /etc/lts.conf
    else
        rm "$lts_conf_temp"
    fi
fi

# Get the lts.conf vars into the environment
. /usr/share/ltsp/ltsp_config