#! /bin/bash
. /usr/lib/network/network

ethernet_up() {
    load_profile $1

    if [[ ! -e /sys/class/net/$INTERFACE ]]; then
        if ! echo "$INTERFACE"|grep ":"; then
            err_append "Interface $INTERFACE does not exist"
        fi
    fi  

	if ip link show $INTERFACE|grep -q "NO-CARRIER"; then
        err_append "No connection available"	
    	return 1
    fi

	ifconfig $INTERFACE up
     
    if checkyesno ${AUTH8021X:-no}; then 
        . ${SUBR_DIR}/8021x
        [[ -z "$WPA_CONF" ]] && WPA_CONF="/etc/wpa_supplicant.conf"
        [[ -z "$WPA_OPTS" ]] && WPA_OPTS="-Dwired"
        start_wpa "$INTERFACE" "$WPA_CONF" "$WPA_OPTS"
        if ! wpa_check "$INTERFACE"; then
            ifconfig $INTERFACE down
            return 1
        fi 
    fi

    case $IP in
    dhcp)
        # Check if DHCP_TIMEOUT was set if not set a default value
        [[ -z "$DHCP_TIMEOUT" ]] && DHCP_TIMEOUT=10
        
        if checkyesno $DHCLIENT; then
            rm -r /var/run/dhclient-${INTERFACE}.pid >/dev/null 2>&1
            if ! dhclient -q -e TIMEOUT=$DHCP_TIMEOUT -pf /var/run/dhclient-${INTERFACE}.pid $INTERFACE; then
                err_append "DHCP IP lease attempt failed"
                return 1
            fi
        else
            # Clear remaining pid files. 
            rm -f /var/run/dhcpcd-${INTERFACE}.{pid,cache} >/dev/null 2>&1
            # If using own dns, tell dhcpcd to NOT replace resolv.conf
            [[ -n "$DNS1" ]] && DHCP_OPTIONS="-C resolv.conf $DHCP_OPTIONS"
            # Start dhcpcd
            if ! dhcpcd -qL -t $DHCP_TIMEOUT $DHCP_OPTIONS $INTERFACE; then
                err_append "DHCP IP lease attempt failed"
                return 1
            fi 
        fi
        [[ -n "$IFOPTS" ]] && ifconfig $INTERFACE $IFOPTS
        ;;
    static)
        if ! ifconfig $INTERFACE $IFOPTS up; then
            err_append "Could not bring interface up"
            return 1
        fi

        # bring up the default route (gateway)
        if [[ -n "$GATEWAY" ]]; then
            if ! route add default gw $GATEWAY; then
                err_append "Adding gateway $GATEWAY failed"
                return 1
            fi 
        fi
        ;;
      *)
        err_append "Profile error: IP must be either 'dhcp' or 'static'"
        return 1
        ;;
    esac

    # set the hostname
    if [[ -n "$HOSTNAME" ]]; then
        if ! hostname $HOSTNAME; then
            err_append "Cannot set hostname"
            return 1
        fi
    fi

    # Generate a new resolv.conf
    if [[ -n "$DNS1" ]] || [[ -n "$DNS" ]]; then

        : >/etc/resolv.conf 
        [[ -n "$DOMAIN" ]] && echo "domain $DOMAIN"   >>/etc/resolv.conf
        [[ -n "$SEARCH" ]] && echo "search $SEARCH"   >>/etc/resolv.conf
        [[ -n "$DNS1" ]]   && echo "nameserver $DNS1" >>/etc/resolv.conf
        [[ -n "$DNS2" ]]   && echo "nameserver $DNS2" >>/etc/resolv.conf

        if [[ -n "$DNS" ]]; then
            for dns in ${DNS[@]}; do
                echo "nameserver $dns" >>/etc/resolv.conf
            done
        fi
    fi
    return 0
}

ethernet_down() {
    load_profile $1
    case $IP in
    dhcp)
        if checkyesno $DHCLIENT; then
            if [[ -f /var/run/dhclient-${INTERFACE}.pid ]]; then
                kill `cat /var/run/dhclient-${INTERFACE}.pid`
            fi
        else
            if [[ -f /var/run/dhcpcd-${INTERFACE}.pid ]]; then
                dhcpcd -qx $INTERFACE
            fi
        fi
        ;;
    static)
        [[ -n "$GATEWAY" ]] && route del default gw $GATEWAY
        ;;
    esac
    ifconfig $INTERFACE 0.0.0.0
    
    quirk "nodown" || ifconfig $INTERFACE down

}

ethernet_$1 $2
exit $?
# vim: set ts=4 et sw=4: