Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 1 | /* |
Brian O'Connor | 1057062 | 2017-08-03 22:45:53 -0700 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Foundation |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Matteo Scandolo | 57af5d1 | 2019-04-29 17:11:41 -0700 | [diff] [blame] | 16 | package org.opencord.dhcpl2relay.impl; |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 17 | |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.node.ArrayNode; |
| 20 | |
| 21 | import com.google.common.collect.ImmutableSet; |
| 22 | |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 23 | import org.onosproject.core.ApplicationId; |
| 24 | import org.onosproject.net.ConnectPoint; |
| 25 | import org.onosproject.net.config.Config; |
| 26 | |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 27 | import java.util.HashSet; |
| 28 | import java.util.Set; |
| 29 | |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 30 | |
| 31 | /** |
| 32 | * DHCP Relay Config class. |
| 33 | */ |
| 34 | public class DhcpL2RelayConfig extends Config<ApplicationId> { |
| 35 | |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 36 | private static final String DHCP_CONNECT_POINTS = "dhcpServerConnectPoints"; |
Amit Ghosh | 83c8c89 | 2017-11-09 11:08:27 +0000 | [diff] [blame] | 37 | private static final String MODIFY_SRC_DST_MAC = "modifyUlPacketsSrcDstMacAddresses"; |
| 38 | private static final String USE_OLT_ULPORT_FOR_PKT_INOUT = "useOltUplinkForServerPktInOut"; |
| 39 | |
Marcos Aurelio Carrero | eaf02b8 | 2019-11-25 13:34:25 -0300 | [diff] [blame] | 40 | protected static final Boolean DEFAULT_MODIFY_SRC_DST_MAC = false; |
| 41 | protected static final Boolean DEFAULT_USE_OLT_ULPORT_FOR_PKT_INOUT = false; |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 42 | |
| 43 | @Override |
| 44 | public boolean isValid() { |
| 45 | |
Amit Ghosh | 83c8c89 | 2017-11-09 11:08:27 +0000 | [diff] [blame] | 46 | return hasOnlyFields(DHCP_CONNECT_POINTS, MODIFY_SRC_DST_MAC, |
| 47 | USE_OLT_ULPORT_FOR_PKT_INOUT); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Returns whether the app would use the uplink port of OLT for sending/receving |
| 52 | * messages to/from the server. |
| 53 | * |
| 54 | * @return true if OLT uplink port is to be used, false otherwise |
| 55 | */ |
| 56 | public boolean getUseOltUplinkForServerPktInOut() { |
| 57 | if (object == null) { |
| 58 | return DEFAULT_USE_OLT_ULPORT_FOR_PKT_INOUT; |
| 59 | } |
| 60 | if (!object.has(USE_OLT_ULPORT_FOR_PKT_INOUT)) { |
| 61 | return DEFAULT_USE_OLT_ULPORT_FOR_PKT_INOUT; |
| 62 | } |
| 63 | |
| 64 | return object.path(USE_OLT_ULPORT_FOR_PKT_INOUT).asBoolean(); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Returns whether the app would modify MAC address of uplink packets. |
| 69 | * |
| 70 | * @return whether app would modify src and dst MAC addresses or not of packets |
| 71 | * sent to the DHCP server |
| 72 | */ |
| 73 | public boolean getModifySrcDstMacAddresses() { |
| 74 | if (object == null) { |
| 75 | return DEFAULT_MODIFY_SRC_DST_MAC; |
| 76 | } |
| 77 | if (!object.has(MODIFY_SRC_DST_MAC)) { |
| 78 | return DEFAULT_MODIFY_SRC_DST_MAC; |
| 79 | } |
| 80 | |
| 81 | return object.path(MODIFY_SRC_DST_MAC).asBoolean(); |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | /** |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 85 | * Returns the dhcp server connect points. |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 86 | * |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 87 | * @return dhcp server connect points |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 88 | */ |
Amit Ghosh | 8951f04 | 2017-08-10 13:48:10 +0100 | [diff] [blame] | 89 | public Set<ConnectPoint> getDhcpServerConnectPoint() { |
| 90 | if (object == null) { |
| 91 | return new HashSet<ConnectPoint>(); |
| 92 | } |
| 93 | |
| 94 | if (!object.has(DHCP_CONNECT_POINTS)) { |
| 95 | return ImmutableSet.of(); |
| 96 | } |
| 97 | |
| 98 | ImmutableSet.Builder<ConnectPoint> builder = ImmutableSet.builder(); |
| 99 | ArrayNode arrayNode = (ArrayNode) object.path(DHCP_CONNECT_POINTS); |
| 100 | for (JsonNode jsonNode : arrayNode) { |
| 101 | String portName = jsonNode.asText(null); |
| 102 | if (portName == null) { |
| 103 | return null; |
| 104 | } |
| 105 | try { |
| 106 | builder.add(ConnectPoint.deviceConnectPoint(portName)); |
| 107 | } catch (IllegalArgumentException e) { |
| 108 | return null; |
| 109 | } |
| 110 | } |
| 111 | return builder.build(); |
Amit Ghosh | 47243cb | 2017-07-26 05:08:53 +0100 | [diff] [blame] | 112 | } |
| 113 | } |