Kyuhwi Choi | 5d7c998 | 2016-01-20 13:55:55 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Open Networking Laboratory |
| 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.onosproject.openstackrouting; |
| 17 | |
| 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
| 20 | import org.apache.felix.scr.annotations.Deactivate; |
| 21 | import org.apache.felix.scr.annotations.Reference; |
| 22 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 23 | import org.apache.felix.scr.annotations.Service; |
| 24 | import org.onlab.packet.Ethernet; |
| 25 | import org.onlab.packet.IPv4; |
| 26 | import org.onosproject.core.ApplicationId; |
| 27 | import org.onosproject.core.CoreService; |
| 28 | import org.onosproject.net.driver.DriverService; |
| 29 | import org.onosproject.net.packet.InboundPacket; |
| 30 | import org.onosproject.net.packet.PacketContext; |
| 31 | import org.onosproject.net.packet.PacketProcessor; |
| 32 | import org.onosproject.net.packet.PacketService; |
| 33 | import org.slf4j.Logger; |
| 34 | import org.slf4j.LoggerFactory; |
| 35 | |
| 36 | import java.util.concurrent.ExecutorService; |
| 37 | import java.util.concurrent.Executors; |
| 38 | |
| 39 | import static org.onlab.util.Tools.groupedThreads; |
| 40 | |
| 41 | @Service |
| 42 | @Component(immediate = true) |
| 43 | /** |
| 44 | * Populates flow rules about L3 functionality for VMs in Openstack. |
| 45 | */ |
| 46 | public class OpenstackRoutingManager implements OpenstackRoutingService { |
| 47 | private static Logger log = LoggerFactory |
| 48 | .getLogger(OpenstackRoutingManager.class); |
| 49 | |
| 50 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 51 | protected CoreService coreService; |
| 52 | |
| 53 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 54 | protected PacketService packetService; |
| 55 | |
| 56 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 57 | protected DriverService driverService; |
| 58 | |
| 59 | private ApplicationId appId; |
Jonathan Hart | 51539b8 | 2015-10-29 09:53:04 -0700 | [diff] [blame] | 60 | private OpenstackIcmpHandler icmpHandler; |
| 61 | private OpenstackPnatHandler natHandler; |
Kyuhwi Choi | 5d7c998 | 2016-01-20 13:55:55 +0900 | [diff] [blame] | 62 | private OpenstackFloatingIPHandler floatingIPHandler; |
| 63 | private OpenstackRoutingRulePopulator openstackRoutingRulePopulator; |
| 64 | |
| 65 | private InternalPacketProcessor internalPacketProcessor = new InternalPacketProcessor(); |
| 66 | private ExecutorService l3EventExcutorService = |
| 67 | Executors.newSingleThreadExecutor(groupedThreads("onos/openstackrouting", "L3-event")); |
| 68 | private ExecutorService icmpEventExcutorService = |
| 69 | Executors.newSingleThreadExecutor(groupedThreads("onos/openstackrouting", "icmp-event")); |
| 70 | |
| 71 | @Activate |
| 72 | protected void activate() { |
| 73 | appId = coreService.registerApplication("org.onosproject.openstackrouting"); |
| 74 | packetService.addProcessor(internalPacketProcessor, PacketProcessor.director(1)); |
| 75 | |
| 76 | log.info("onos-openstackrouting started"); |
| 77 | } |
| 78 | |
| 79 | @Deactivate |
| 80 | protected void deactivate() { |
| 81 | packetService.removeProcessor(internalPacketProcessor); |
| 82 | log.info("onos-openstackrouting stopped"); |
| 83 | } |
| 84 | |
| 85 | |
| 86 | @Override |
| 87 | public void createFloatingIP(OpenstackFloatingIP openstackFloatingIP) { |
| 88 | |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public void updateFloatingIP(OpenstackFloatingIP openstackFloatingIP) { |
| 93 | |
| 94 | } |
| 95 | |
| 96 | @Override |
| 97 | public void deleteFloatingIP(String id) { |
| 98 | |
| 99 | } |
| 100 | |
| 101 | @Override |
| 102 | public void createRouter(OpenstackRouter openstackRouter) { |
| 103 | |
| 104 | } |
| 105 | |
| 106 | @Override |
| 107 | public void updateRouter(OpenstackRouter openstackRouter) { |
| 108 | |
| 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public void deleteRouter(String id) { |
| 113 | |
| 114 | } |
| 115 | |
| 116 | @Override |
| 117 | public void createRouterInterface(OpenstackRouterInterface openstackRouterInterface) { |
| 118 | |
| 119 | } |
| 120 | |
| 121 | @Override |
| 122 | public void updateRouterInterface(OpenstackRouterInterface openstackRouterInterface) { |
| 123 | |
| 124 | } |
| 125 | |
| 126 | @Override |
| 127 | public void deleteRouterInterface(String id) { |
| 128 | |
| 129 | } |
| 130 | |
| 131 | private class InternalPacketProcessor implements PacketProcessor { |
| 132 | |
| 133 | @Override |
| 134 | public void process(PacketContext context) { |
| 135 | |
| 136 | if (context.isHandled()) { |
| 137 | return; |
| 138 | } |
| 139 | |
| 140 | InboundPacket pkt = context.inPacket(); |
| 141 | Ethernet ethernet = pkt.parsed(); |
| 142 | |
| 143 | if (ethernet != null && ethernet.getEtherType() == Ethernet.TYPE_IPV4) { |
| 144 | IPv4 iPacket = (IPv4) ethernet.getPayload(); |
| 145 | switch (iPacket.getProtocol()) { |
| 146 | case IPv4.PROTOCOL_ICMP: |
Jonathan Hart | 51539b8 | 2015-10-29 09:53:04 -0700 | [diff] [blame] | 147 | icmpEventExcutorService.execute(new OpenstackIcmpHandler(context)); |
Kyuhwi Choi | 5d7c998 | 2016-01-20 13:55:55 +0900 | [diff] [blame] | 148 | break; |
| 149 | default: |
Jonathan Hart | 51539b8 | 2015-10-29 09:53:04 -0700 | [diff] [blame] | 150 | l3EventExcutorService.execute(new OpenstackPnatHandler(context)); |
Kyuhwi Choi | 5d7c998 | 2016-01-20 13:55:55 +0900 | [diff] [blame] | 151 | break; |
| 152 | } |
| 153 | |
| 154 | } |
| 155 | |
| 156 | |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | } |