Ilayda Ozdemir | 4c5947c | 2020-05-05 13:14:32 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Foundation |
| 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 | */ |
| 16 | package org.opencord.igmpproxy.impl.state; |
| 17 | |
| 18 | import org.onlab.packet.Ethernet; |
| 19 | import org.onlab.packet.Ip4Address; |
| 20 | import org.onosproject.net.DeviceId; |
| 21 | import org.opencord.igmpproxy.impl.IgmpManager; |
| 22 | import org.opencord.igmpproxy.impl.IgmpSender; |
| 23 | import org.opencord.igmpproxy.statemachine.StateMachine; |
| 24 | |
| 25 | /** |
| 26 | * Implementation of delay-member state. |
| 27 | */ |
| 28 | public class DelayMember extends AbstractState { |
| 29 | public DelayMember(StateMachine machine) { |
| 30 | super(machine); |
| 31 | } |
| 32 | |
| 33 | @Override |
| 34 | public void query(int maxResp) { |
| 35 | if (maxResp < machine.getTimeOut()) { |
| 36 | int timeout = getTimeOut(maxResp); |
| 37 | machine.resetTimer(timeout); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | @Override |
| 42 | public void timeOut() { |
| 43 | DeviceId devId = machine.getStateMachineId().getDeviceId(); |
| 44 | Ip4Address groupIp = machine.getStateMachineId().getGroupIp(); |
| 45 | |
| 46 | Ethernet eth = IgmpManager.outgoingIgmpWithV3() ? |
| 47 | IgmpSender.getInstance().buildIgmpV3ResponseQuery(groupIp, machine.getSrcIp()) : |
| 48 | IgmpSender.getInstance().buildIgmpV2ResponseQuery(groupIp, machine.getSrcIp()); |
| 49 | IgmpSender.getInstance().sendIgmpPacketUplink(eth, devId, machine.getUpLinkPort()); |
| 50 | machine.setMaxTimeout(); |
| 51 | } |
| 52 | } |