#!/bin/sh
#------------------------------------------------------------------------------
# /etc/rc.d/rc370.dns_dhcp - configure dns and dhcp
#
# Creation:     2007-02-03 lanspezi
# Last Update:  $Id$
#------------------------------------------------------------------------------

# create config -> dns
# --------------------

if [ "$OPT_DNS" = "yes" ]
then
    begin_script DNS "configure DNS service..."
    
    cat <<-EOF>>/etc/services
dns             53/tcp
dns             53/udp
dhcp            67/tcp
dhcp            67/udp
EOF
    
    mkdir -p /etc/dnsmasq.d
    # include dnsmasq specific dns functions
    . /etc/rc.d/helper-dns_dnsmasq.sh

    create_dns_config

    end_script
fi

# create config -> dhcp
# ---------------------
if [ "$OPT_DHCP" = "yes" ]
then
    begin_script DHCP "configure DHCP service ..."

    # include common dhcp functions
    . /etc/rc.d/helper-dhcp.sh

    case $DHCP_TYPE in
        isc-dhcpd)
            # include isc specific dhcp functions
            . /etc/rc.d/helper-dhcp_isc.sh
            lease=iscdhcpd
            ;;
        dnsmasq)
            # include dnsmasq specific dhcp functions
            . /etc/rc.d/helper-dhcp_dnsmasq.sh
            lease=dnsmasq
            ;;
        *)
            log_error "$DHCP_TYP not supported"
            ;;
    esac

    
    if lease_file
    then
        case $DHCP_TYPE in
            dnsmasq)
                mkdir -p /etc/dnsmasq.d
                # always write config-option for lease file
                echo "dhcp-leasefile=${DHCP_LEASES_DIR}/dnsmasq.leases" > /etc/dnsmasq.d/dhcp.conf
                if [ "$DHCP_VERBOSE" = "yes" ]
                then
                    echo "log-dhcp" >> /etc/dnsmasq.d/dhcp.conf
                fi
                echo "dhcp-authoritative" >> /etc/dnsmasq.d/dhcp.conf
                echo "dhcp-script=/usr/local/bin/dnsmasq_dhcp-script.sh" >> /etc/dnsmasq.d/dhcp.conf
                if [ "$DHCP_OPTION_WPAD" = "yes" ]
                then
                    if [ "x$DHCP_OPTION_WPAD_URL" = "x" ]
                    then
                        echo "dhcp-option=252,\"\\n\"" >> /etc/dnsmasq.d/dhcp.conf
                    else
                        echo "dhcp-option=252,${DHCP_OPTION_WPAD_URL}" >> /etc/dnsmasq.d/dhcp.conf
                    fi
                fi
                ;;
            isc-dhcpd)
                ## Name of Lease-File is ${DHCP_LEASES_DIR/iscdhcpd.leases}
                mkdir -p /etc/dhcpd.d/
                ;;
        esac
        
        check_lease_file $lease
        
        create_dhcp_deny_mac

        create_dhcp_hosts

        create_dhcp_range_extra

        create_dhcp_range_local
    else
        OPT_DHCP='no'
    fi

    end_script
fi

# create config -> tftp
# --------------------
if [ "$OPT_TFTP" = "yes" ]
then
    begin_script DNS "configure TFTP service..."
    
    if [ ! -d /etc/dnsmasq.d ]
    then
        log_error "please activate dnsmasq dns-server, needed to activate service tftp"
    else
        mkdir -p $TFTP_PATH
        {
            echo "enable-tftp"
            echo "tftp-root=$TFTP_PATH"
        } > /etc/dnsmasq.d/tftp.conf
    fi
    end_script
fi