| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.dhcprelay; |
| |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.config.Config; |
| |
| import static org.onosproject.net.config.Config.FieldPresence.MANDATORY; |
| import static org.onosproject.net.config.Config.FieldPresence.OPTIONAL; |
| import org.onlab.packet.Ip4Address; |
| /** |
| * DHCP Relay Config class. |
| */ |
| public class DhcpRelayConfig extends Config<ApplicationId> { |
| |
| private static final String DHCP_CONNECT_POINT = "dhcpserverConnectPoint"; |
| private static final String DHCP_SERVER_IP = "serverip"; |
| private static final String DHCP_GATEWAY_IP = "gatewayip"; |
| |
| @Override |
| public boolean isValid() { |
| |
| return hasOnlyFields(DHCP_CONNECT_POINT, DHCP_SERVER_IP, DHCP_GATEWAY_IP) && |
| isConnectPoint(DHCP_CONNECT_POINT, MANDATORY) && |
| isIpAddress(DHCP_SERVER_IP, MANDATORY) && |
| isIpAddress(DHCP_GATEWAY_IP, OPTIONAL); |
| } |
| |
| /** |
| * Returns the dhcp server connect point. |
| * |
| * @return dhcp server connect point |
| */ |
| public ConnectPoint getDhcpServerConnectPoint() { |
| return ConnectPoint.deviceConnectPoint(object.path(DHCP_CONNECT_POINT).asText()); |
| } |
| |
| /** |
| * Returns the dhcp server ip. |
| * |
| * @return ip address or null if not set |
| */ |
| public Ip4Address getDhcpServerIp() { |
| String ip = get(DHCP_SERVER_IP, null); |
| return ip != null ? Ip4Address.valueOf(ip) : null; |
| } |
| |
| /** |
| * Returns the optional dhcp gateway ip, if configured. This option is |
| * typically used if the dhcp server is not directly attached to a switch; |
| * For example, the dhcp server may be reached via an external gateway connected |
| * to the dhcpserverConnectPoint. |
| * |
| * @return gateway ip or null if not set |
| */ |
| public Ip4Address getDhcpGatewayIp() { |
| String gip = get(DHCP_GATEWAY_IP, null); |
| return gip != null ? Ip4Address.valueOf(gip) : null; |
| } |
| } |