#!/bin/bash
set -e

default_set_var() {
    sed -i -e "s/^\s*${1}\s*=\s*[^#]*/${1}=${2}/" /etc/default/pdnsd
}

if test "$1" = "configure"; then
    . /usr/share/debconf/confmodule
    db_version 2.0
    db_title pdnsd

    if [ ! -e /etc/default/pdnsd ]; then
    	cp /usr/share/pdnsd/pdnsd-default /etc/default/pdnsd
    fi

    db_get pdnsd/conf || true
    case "$RET" in
        "Use resolvconf")
            default_set_var START_DAEMON yes
            default_set_var AUTO_MODE    resolvconf
            ;;
        "Use root servers")
            default_set_var START_DAEMON yes
            default_set_var AUTO_MODE    recurse
            ;;
        *)
            default_set_var AUTO_MODE    ""
            ;;
    esac

    db_stop

    if ! getent passwd pdnsd > /dev/null; then
        adduser --quiet --system --ingroup proxy --no-create-home --home /var/cache/pdnsd pdnsd
    fi

    if [ ! -f /var/cache/pdnsd/pdnsd.cache ];then
        dd if=/dev/zero of=/var/cache/pdnsd/pdnsd.cache bs=1 count=4 2> /dev/null
    fi

    chown -R pdnsd:proxy /var/cache/pdnsd
fi

#DEBHELPER#

exit 0
