Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Laboratory |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [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 | */ |
Hyunsun Moon | 7f4ed9d | 2016-04-14 16:13:42 -0700 | [diff] [blame] | 16 | package org.onosproject.cordvtn.impl; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 17 | |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 18 | import com.google.common.collect.Lists; |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 19 | import com.google.common.collect.Maps; |
Hyunsun Moon | 1f14555 | 2015-10-08 22:25:30 -0700 | [diff] [blame] | 20 | import com.google.common.collect.Sets; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Activate; |
| 22 | import org.apache.felix.scr.annotations.Component; |
| 23 | import org.apache.felix.scr.annotations.Deactivate; |
| 24 | import org.apache.felix.scr.annotations.Reference; |
| 25 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 26 | import org.apache.felix.scr.annotations.Service; |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 27 | import org.onlab.packet.Ethernet; |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 28 | import org.onlab.packet.Ip4Address; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 29 | import org.onlab.packet.IpAddress; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 30 | import org.onlab.packet.MacAddress; |
| 31 | import org.onlab.packet.VlanId; |
Hyunsun Moon | 7f4ed9d | 2016-04-14 16:13:42 -0700 | [diff] [blame] | 32 | import org.onosproject.cordvtn.api.CordService; |
| 33 | import org.onosproject.cordvtn.api.CordServiceId; |
| 34 | import org.onosproject.cordvtn.api.CordVtnConfig; |
| 35 | import org.onosproject.cordvtn.api.CordVtnNode; |
| 36 | import org.onosproject.cordvtn.api.CordVtnService; |
Hyunsun Moon | 1f14555 | 2015-10-08 22:25:30 -0700 | [diff] [blame] | 37 | import org.onosproject.core.ApplicationId; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 38 | import org.onosproject.core.CoreService; |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 39 | import org.onosproject.dhcp.DhcpService; |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 40 | import org.onosproject.mastership.MastershipService; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 41 | import org.onosproject.net.ConnectPoint; |
Hyunsun Moon | d772f34 | 2015-10-28 20:28:16 -0700 | [diff] [blame] | 42 | import org.onosproject.net.DefaultAnnotations; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 43 | import org.onosproject.net.Host; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 44 | import org.onosproject.net.HostId; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 45 | import org.onosproject.net.HostLocation; |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 46 | import org.onosproject.net.Port; |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 47 | import org.onosproject.net.config.ConfigFactory; |
| 48 | import org.onosproject.net.config.NetworkConfigEvent; |
| 49 | import org.onosproject.net.config.NetworkConfigListener; |
| 50 | import org.onosproject.net.config.NetworkConfigRegistry; |
| 51 | import org.onosproject.net.config.NetworkConfigService; |
| 52 | import org.onosproject.net.config.basics.SubjectFactories; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 53 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 54 | import org.onosproject.net.flow.FlowRuleService; |
| 55 | import org.onosproject.net.group.GroupService; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 56 | import org.onosproject.net.host.DefaultHostDescription; |
| 57 | import org.onosproject.net.host.HostDescription; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 58 | import org.onosproject.net.host.HostEvent; |
| 59 | import org.onosproject.net.host.HostListener; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 60 | import org.onosproject.net.host.HostProvider; |
| 61 | import org.onosproject.net.host.HostProviderRegistry; |
| 62 | import org.onosproject.net.host.HostProviderService; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 63 | import org.onosproject.net.host.HostService; |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 64 | import org.onosproject.net.packet.PacketContext; |
| 65 | import org.onosproject.net.packet.PacketProcessor; |
| 66 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 67 | import org.onosproject.net.provider.AbstractProvider; |
| 68 | import org.onosproject.net.provider.ProviderId; |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 69 | import org.openstack4j.api.OSClient; |
| 70 | import org.openstack4j.api.exceptions.AuthenticationException; |
| 71 | import org.openstack4j.model.identity.Access; |
| 72 | import org.openstack4j.model.network.Network; |
| 73 | import org.openstack4j.model.network.Subnet; |
| 74 | import org.openstack4j.openstack.OSFactory; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 75 | import org.slf4j.Logger; |
| 76 | |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 77 | import java.util.List; |
Hyunsun Moon | 1f14555 | 2015-10-08 22:25:30 -0700 | [diff] [blame] | 78 | import java.util.Map; |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 79 | import java.util.Objects; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 80 | import java.util.Set; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 81 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 82 | import java.util.stream.Collectors; |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 83 | import java.util.stream.StreamSupport; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 84 | |
Hyunsun Moon | 1f14555 | 2015-10-08 22:25:30 -0700 | [diff] [blame] | 85 | import static com.google.common.base.Preconditions.checkNotNull; |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 86 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 87 | import static org.onlab.util.Tools.groupedThreads; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 88 | import static org.slf4j.LoggerFactory.getLogger; |
| 89 | |
| 90 | /** |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 91 | * Provisions virtual tenant networks with service chaining capability |
| 92 | * in OpenStack environment. |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 93 | */ |
| 94 | @Component(immediate = true) |
| 95 | @Service |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 96 | public class CordVtn extends AbstractProvider implements CordVtnService, HostProvider { |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 97 | |
| 98 | protected final Logger log = getLogger(getClass()); |
| 99 | |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 101 | protected CoreService coreService; |
| 102 | |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 104 | protected NetworkConfigRegistry configRegistry; |
| 105 | |
| 106 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 107 | protected NetworkConfigService configService; |
| 108 | |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 110 | protected HostProviderRegistry hostProviderRegistry; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 111 | |
| 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 113 | protected DeviceService deviceService; |
| 114 | |
| 115 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 116 | protected HostService hostService; |
| 117 | |
Hyunsun Moon | 1f14555 | 2015-10-08 22:25:30 -0700 | [diff] [blame] | 118 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 119 | protected FlowRuleService flowRuleService; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 120 | |
| 121 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 122 | protected PacketService packetService; |
| 123 | |
| 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 125 | protected MastershipService mastershipService; |
| 126 | |
| 127 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 128 | protected GroupService groupService; |
| 129 | |
| 130 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 131 | protected DhcpService dhcpService; |
| 132 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 133 | private final ConfigFactory configFactory = |
| 134 | new ConfigFactory(SubjectFactories.APP_SUBJECT_FACTORY, CordVtnConfig.class, "cordvtn") { |
| 135 | @Override |
| 136 | public CordVtnConfig createConfig() { |
| 137 | return new CordVtnConfig(); |
| 138 | } |
| 139 | }; |
| 140 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 141 | private static final String DEFAULT_TUNNEL = "vxlan"; |
| 142 | private static final String SERVICE_ID = "serviceId"; |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 143 | private static final String OPENSTACK_PORT_ID = "openstackPortId"; |
| 144 | private static final String DATA_PLANE_IP = "dataPlaneIp"; |
| 145 | private static final String DATA_PLANE_INTF = "dataPlaneIntf"; |
| 146 | private static final String S_TAG = "stag"; |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 147 | private static final String VSG_HOST_ID = "vsgHostId"; |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 148 | private static final String CREATED_TIME = "createdTime"; |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 149 | |
| 150 | private static final Ip4Address DEFAULT_DNS = Ip4Address.valueOf("8.8.8.8"); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 151 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 152 | private final ExecutorService eventExecutor = |
| 153 | newSingleThreadScheduledExecutor(groupedThreads("onos/cordvtn", "event-handler")); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 154 | |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 155 | private final PacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 156 | private final HostListener hostListener = new InternalHostListener(); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 157 | private final NetworkConfigListener configListener = new InternalConfigListener(); |
Hyunsun Moon | 2b53032 | 2015-09-23 13:24:35 -0700 | [diff] [blame] | 158 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 159 | private ApplicationId appId; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 160 | private HostProviderService hostProvider; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 161 | private CordVtnRuleInstaller ruleInstaller; |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 162 | private CordVtnArpProxy arpProxy; |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 163 | |
| 164 | private volatile Access osAccess = null; |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 165 | private volatile MacAddress privateGatewayMac = MacAddress.NONE; |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 166 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 167 | /** |
| 168 | * Creates an cordvtn host location provider. |
| 169 | */ |
| 170 | public CordVtn() { |
| 171 | super(new ProviderId("host", CORDVTN_APP_ID)); |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 172 | } |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 173 | |
| 174 | @Activate |
| 175 | protected void activate() { |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 176 | appId = coreService.registerApplication("org.onosproject.cordvtn"); |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 177 | ruleInstaller = new CordVtnRuleInstaller(appId, flowRuleService, |
| 178 | deviceService, |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 179 | groupService, |
Hyunsun Moon | fae776d | 2016-03-08 18:07:52 -0800 | [diff] [blame] | 180 | configRegistry, |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 181 | DEFAULT_TUNNEL); |
| 182 | |
Hyunsun Moon | 9cf43db | 2016-02-12 15:59:53 -0800 | [diff] [blame] | 183 | arpProxy = new CordVtnArpProxy(appId, packetService, hostService); |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 184 | packetService.addProcessor(packetProcessor, PacketProcessor.director(0)); |
| 185 | arpProxy.requestPacket(); |
| 186 | |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 187 | hostService.addListener(hostListener); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 188 | hostProvider = hostProviderRegistry.register(this); |
Hyunsun Moon | 2b53032 | 2015-09-23 13:24:35 -0700 | [diff] [blame] | 189 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 190 | configRegistry.registerConfigFactory(configFactory); |
| 191 | configService.addListener(configListener); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 192 | |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 193 | log.info("Started"); |
| 194 | } |
| 195 | |
| 196 | @Deactivate |
| 197 | protected void deactivate() { |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 198 | hostProviderRegistry.unregister(this); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 199 | hostService.removeListener(hostListener); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 200 | |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 201 | packetService.removeProcessor(packetProcessor); |
Hyunsun Moon | 2b53032 | 2015-09-23 13:24:35 -0700 | [diff] [blame] | 202 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 203 | configRegistry.unregisterConfigFactory(configFactory); |
| 204 | configService.removeListener(configListener); |
Hyunsun Moon | 2b53032 | 2015-09-23 13:24:35 -0700 | [diff] [blame] | 205 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 206 | eventExecutor.shutdown(); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 207 | log.info("Stopped"); |
| 208 | } |
| 209 | |
| 210 | @Override |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 211 | public void triggerProbe(Host host) { |
| 212 | /* |
| 213 | * Note: In CORD deployment, we assume that all hosts are configured. |
| 214 | * Therefore no probe is required. |
| 215 | */ |
Hyunsun Moon | b219fc4 | 2016-01-14 03:42:47 -0800 | [diff] [blame] | 216 | } |
| 217 | |
| 218 | @Override |
Hyunsun Moon | 640f183e | 2016-02-10 17:02:37 -0800 | [diff] [blame] | 219 | public void createServiceDependency(CordServiceId tServiceId, CordServiceId pServiceId, |
| 220 | boolean isBidirectional) { |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 221 | CordService tService = getCordService(tServiceId); |
| 222 | CordService pService = getCordService(pServiceId); |
Hyunsun Moon | bfc47d1 | 2015-12-07 14:06:28 -0800 | [diff] [blame] | 223 | |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 224 | if (tService == null || pService == null) { |
| 225 | log.error("Failed to create CordService for {}", tServiceId.id()); |
| 226 | return; |
| 227 | } |
| 228 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 229 | log.info("Service dependency from {} to {} created.", tService.id().id(), pService.id().id()); |
Hyunsun Moon | 640f183e | 2016-02-10 17:02:37 -0800 | [diff] [blame] | 230 | ruleInstaller.populateServiceDependencyRules(tService, pService, isBidirectional); |
Hyunsun Moon | 699f46b | 2015-12-04 11:35:25 -0800 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | @Override |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 234 | public void removeServiceDependency(CordServiceId tServiceId, CordServiceId pServiceId) { |
| 235 | CordService tService = getCordService(tServiceId); |
| 236 | CordService pService = getCordService(pServiceId); |
Hyunsun Moon | bfc47d1 | 2015-12-07 14:06:28 -0800 | [diff] [blame] | 237 | |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 238 | if (tService == null || pService == null) { |
| 239 | log.error("Failed to create CordService for {}", tServiceId.id()); |
| 240 | return; |
| 241 | } |
| 242 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 243 | log.info("Service dependency from {} to {} removed.", tService.id().id(), pService.id().id()); |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 244 | ruleInstaller.removeServiceDependencyRules(tService, pService); |
Hyunsun Moon | 699f46b | 2015-12-04 11:35:25 -0800 | [diff] [blame] | 245 | } |
| 246 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 247 | @Override |
| 248 | public void addServiceVm(CordVtnNode node, ConnectPoint connectPoint) { |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 249 | checkNotNull(osAccess, "OpenStack access is not set"); |
| 250 | |
| 251 | OSClient osClient = OSFactory.clientFromAccess(osAccess); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 252 | Port port = deviceService.getPort(connectPoint.deviceId(), connectPoint.port()); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 253 | org.openstack4j.model.network.Port osPort = osClient.networking().port().list() |
| 254 | .stream() |
| 255 | .filter(p -> p.getId().contains(getPortName(port).substring(3))) |
| 256 | .findFirst().orElse(null); |
| 257 | if (osPort == null) { |
| 258 | log.warn("Failed to get OpenStack port for {}", getPortName(port)); |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 259 | return; |
| 260 | } |
| 261 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 262 | MacAddress mac = MacAddress.valueOf(osPort.getMacAddress()); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 263 | HostId hostId = HostId.hostId(mac); |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 264 | |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 265 | Host existingHost = hostService.getHost(hostId); |
| 266 | if (existingHost != null) { |
| 267 | String serviceId = existingHost.annotations().value(SERVICE_ID); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 268 | if (serviceId == null || !serviceId.equals(osPort.getNetworkId())) { |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 269 | // this host is not injected by cordvtn or a stale host, remove it |
| 270 | hostProvider.hostVanished(existingHost.id()); |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 271 | } |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 272 | } |
| 273 | |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 274 | // Included CREATED_TIME to annotation intentionally to trigger HOST_UPDATED |
| 275 | // event so that the flow rule population for this host can happen. |
| 276 | // This ensures refreshing data plane by pushing network config always make |
| 277 | // the data plane synced. |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 278 | Set<IpAddress> fixedIps = osPort.getFixedIps().stream() |
| 279 | .map(ip -> IpAddress.valueOf(ip.getIpAddress())) |
| 280 | .collect(Collectors.toSet()); |
| 281 | |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 282 | DefaultAnnotations.Builder annotations = DefaultAnnotations.builder() |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 283 | .set(SERVICE_ID, osPort.getNetworkId()) |
| 284 | .set(OPENSTACK_PORT_ID, osPort.getId()) |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 285 | .set(DATA_PLANE_IP, node.dpIp().ip().toString()) |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 286 | .set(DATA_PLANE_INTF, node.dpIntf()) |
| 287 | .set(CREATED_TIME, String.valueOf(System.currentTimeMillis())); |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 288 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 289 | String serviceVlan = getServiceVlan(osPort); |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 290 | if (serviceVlan != null) { |
| 291 | annotations.set(S_TAG, serviceVlan); |
| 292 | } |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 293 | |
| 294 | HostDescription hostDesc = new DefaultHostDescription( |
| 295 | mac, |
| 296 | VlanId.NONE, |
| 297 | new HostLocation(connectPoint, System.currentTimeMillis()), |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 298 | fixedIps, |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 299 | annotations.build()); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 300 | |
| 301 | hostProvider.hostDetected(hostId, hostDesc, false); |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 302 | } |
| 303 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 304 | @Override |
| 305 | public void removeServiceVm(ConnectPoint connectPoint) { |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 306 | hostService.getConnectedHosts(connectPoint) |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 307 | .stream() |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 308 | .forEach(host -> hostProvider.hostVanished(host.id())); |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 309 | } |
| 310 | |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 311 | @Override |
| 312 | public void updateVirtualSubscriberGateways(HostId vSgHostId, String serviceVlan, |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 313 | Map<IpAddress, MacAddress> vSgs) { |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 314 | Host vSgHost = hostService.getHost(vSgHostId); |
| 315 | if (vSgHost == null || !vSgHost.annotations().value(S_TAG).equals(serviceVlan)) { |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 316 | log.debug("Invalid vSG updates for {}", serviceVlan); |
| 317 | return; |
| 318 | } |
| 319 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 320 | log.info("Updates vSGs in {} with {}", vSgHost.id(), vSgs.toString()); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 321 | vSgs.entrySet().stream() |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 322 | .filter(entry -> hostService.getHostsByMac(entry.getValue()).isEmpty()) |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 323 | .forEach(entry -> addVirtualSubscriberGateway( |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 324 | vSgHost, |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 325 | entry.getKey(), |
| 326 | entry.getValue(), |
| 327 | serviceVlan)); |
| 328 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 329 | hostService.getConnectedHosts(vSgHost.location()).stream() |
| 330 | .filter(host -> !host.mac().equals(vSgHost.mac())) |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 331 | .filter(host -> !vSgs.values().contains(host.mac())) |
| 332 | .forEach(host -> { |
| 333 | log.info("Removed vSG {}", host.toString()); |
| 334 | hostProvider.hostVanished(host.id()); |
| 335 | }); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | /** |
| 339 | * Adds virtual subscriber gateway to the system. |
| 340 | * |
| 341 | * @param vSgHost host virtual machine of this vSG |
| 342 | * @param vSgIp vSG ip address |
| 343 | * @param vSgMac vSG mac address |
| 344 | * @param serviceVlan service vlan |
| 345 | */ |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 346 | private void addVirtualSubscriberGateway(Host vSgHost, IpAddress vSgIp, MacAddress vSgMac, |
| 347 | String serviceVlan) { |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 348 | log.info("vSG with IP({}) MAC({}) added", vSgIp.toString(), vSgMac.toString()); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 349 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 350 | HostId hostId = HostId.hostId(vSgMac); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 351 | DefaultAnnotations.Builder annotations = DefaultAnnotations.builder() |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 352 | .set(S_TAG, serviceVlan) |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 353 | .set(VSG_HOST_ID, vSgHost.id().toString()) |
| 354 | .set(CREATED_TIME, String.valueOf(System.currentTimeMillis())); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 355 | |
| 356 | HostDescription hostDesc = new DefaultHostDescription( |
| 357 | vSgMac, |
| 358 | VlanId.NONE, |
| 359 | vSgHost.location(), |
| 360 | Sets.newHashSet(vSgIp), |
| 361 | annotations.build()); |
| 362 | |
| 363 | hostProvider.hostDetected(hostId, hostDesc, false); |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 364 | } |
| 365 | |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 366 | /** |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 367 | * Returns public ip addresses of vSGs running inside a give vSG host. |
| 368 | * |
| 369 | * @param vSgHost vSG host |
| 370 | * @return map of ip and mac address, or empty map |
| 371 | */ |
| 372 | private Map<IpAddress, MacAddress> getSubscriberGateways(Host vSgHost) { |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 373 | checkNotNull(osAccess, "OpenStack access is not set"); |
| 374 | |
| 375 | String osPortId = vSgHost.annotations().value(OPENSTACK_PORT_ID); |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 376 | String serviceVlan = vSgHost.annotations().value(S_TAG); |
| 377 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 378 | OSClient osClient = OSFactory.clientFromAccess(osAccess); |
| 379 | org.openstack4j.model.network.Port osPort = osClient.networking().port().get(osPortId); |
| 380 | if (osPort == null) { |
| 381 | log.warn("Failed to get OpenStack port {} for VM {}", osPortId, vSgHost.id()); |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 382 | return Maps.newHashMap(); |
| 383 | } |
| 384 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 385 | if (!serviceVlan.equals(getServiceVlan(osPort))) { |
| 386 | log.error("Host({}) s-tag does not match with OpenStack port s-tag", vSgHost.id()); |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 387 | return Maps.newHashMap(); |
| 388 | } |
| 389 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 390 | Map<IpAddress, MacAddress> addressPairs = Maps.newHashMap(); |
| 391 | osPort.getAllowedAddressPairs() |
| 392 | .stream().forEach(p -> addressPairs.put( |
| 393 | IpAddress.valueOf(p.getIpAddress()), |
| 394 | MacAddress.valueOf(p.getMacAddress()))); |
| 395 | |
| 396 | return addressPairs; |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | /** |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 400 | * Returns CordService by service ID. |
Hyunsun Moon | bfc47d1 | 2015-12-07 14:06:28 -0800 | [diff] [blame] | 401 | * |
| 402 | * @param serviceId service id |
| 403 | * @return cord service, or null if it fails to get network from OpenStack |
| 404 | */ |
| 405 | private CordService getCordService(CordServiceId serviceId) { |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 406 | checkNotNull(osAccess, "OpenStack access is not set"); |
| 407 | |
| 408 | OSClient osClient = OSFactory.clientFromAccess(osAccess); |
| 409 | Network osNet = osClient.networking().network().get(serviceId.id()); |
| 410 | if (osNet == null) { |
Hyunsun Moon | bfc47d1 | 2015-12-07 14:06:28 -0800 | [diff] [blame] | 411 | log.warn("Couldn't find OpenStack network for service {}", serviceId.id()); |
| 412 | return null; |
| 413 | } |
| 414 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 415 | // here it assumes all cord service networks has only one subnet |
| 416 | Subnet osSubnet = osNet.getNeutronSubnets().stream() |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 417 | .findFirst() |
| 418 | .orElse(null); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 419 | if (osSubnet == null) { |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 420 | log.warn("Couldn't find OpenStack subnet for service {}", serviceId.id()); |
| 421 | return null; |
| 422 | } |
| 423 | |
| 424 | Set<CordServiceId> tServices = Sets.newHashSet(); |
| 425 | // TODO get tenant services from XOS |
| 426 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 427 | Map<Host, IpAddress> hosts = getHostsWithOpenstackNetwork(osNet) |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 428 | .stream() |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 429 | .collect(Collectors.toMap(host -> host, this::getTunnelIp)); |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 430 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 431 | return new CordService(osNet, osSubnet, hosts, tServices); |
Hyunsun Moon | bfc47d1 | 2015-12-07 14:06:28 -0800 | [diff] [blame] | 432 | } |
| 433 | |
| 434 | /** |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 435 | * Returns CordService by OpenStack network. |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 436 | * |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 437 | * @param osNet OpenStack network |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 438 | * @return cord service |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 439 | */ |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 440 | private CordService getCordService(Network osNet) { |
| 441 | checkNotNull(osNet); |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 442 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 443 | CordServiceId serviceId = CordServiceId.of(osNet.getId()); |
| 444 | // here it assumes all cord service networks has only one subnet |
| 445 | Subnet osSubnet = osNet.getNeutronSubnets().stream() |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 446 | .findFirst() |
| 447 | .orElse(null); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 448 | if (osSubnet == null) { |
| 449 | log.warn("Couldn't find OpenStack subnet for service {}", serviceId.id()); |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 450 | return null; |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 451 | } |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 452 | |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 453 | Set<CordServiceId> tServices = Sets.newHashSet(); |
| 454 | // TODO get tenant services from XOS |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 455 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 456 | Map<Host, IpAddress> hosts = getHostsWithOpenstackNetwork(osNet) |
Hyunsun Moon | c71231d | 2015-12-16 20:53:23 -0800 | [diff] [blame] | 457 | .stream() |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 458 | .collect(Collectors.toMap(host -> host, this::getTunnelIp)); |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 459 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 460 | return new CordService(osNet, osSubnet, hosts, tServices); |
Hyunsun Moon | 9f0814b | 2015-11-04 17:34:35 -0800 | [diff] [blame] | 461 | } |
| 462 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 463 | /** |
| 464 | * Returns IP address for tunneling for a given host. |
| 465 | * |
| 466 | * @param host host |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 467 | * @return ip address, or null |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 468 | */ |
| 469 | private IpAddress getTunnelIp(Host host) { |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 470 | String ip = host.annotations().value(DATA_PLANE_IP); |
| 471 | return ip == null ? null : IpAddress.valueOf(ip); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 472 | } |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 473 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 474 | /** |
| 475 | * Returns port name. |
| 476 | * |
| 477 | * @param port port |
| 478 | * @return port name |
| 479 | */ |
| 480 | private String getPortName(Port port) { |
| 481 | return port.annotations().value("portName"); |
| 482 | } |
Hyunsun Moon | 8539b04 | 2015-11-07 22:08:43 -0800 | [diff] [blame] | 483 | |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 484 | /** |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 485 | * Returns s-tag from a given OpenStack port. |
| 486 | * |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 487 | * @param osPort openstack port |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 488 | * @return s-tag string |
| 489 | */ |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 490 | private String getServiceVlan(org.openstack4j.model.network.Port osPort) { |
| 491 | checkNotNull(osPort); |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 492 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 493 | String portName = osPort.getName(); |
| 494 | if (portName != null && portName.startsWith(S_TAG)) { |
| 495 | return portName.split("-")[1]; |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 496 | } else { |
| 497 | return null; |
| 498 | } |
| 499 | } |
| 500 | |
| 501 | /** |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 502 | * Returns service ID of this host. |
| 503 | * |
| 504 | * @param host host |
| 505 | * @return service id, or null if not found |
| 506 | */ |
| 507 | private String getServiceId(Host host) { |
| 508 | return host.annotations().value(SERVICE_ID); |
| 509 | } |
| 510 | |
| 511 | /** |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 512 | * Returns hosts associated with a given OpenStack network. |
| 513 | * |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 514 | * @param osNet openstack network |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 515 | * @return set of hosts |
| 516 | */ |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 517 | private Set<Host> getHostsWithOpenstackNetwork(Network osNet) { |
| 518 | checkNotNull(osNet); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 519 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 520 | String osNetId = osNet.getId(); |
Hyunsun Moon | 32f3b8e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 521 | return StreamSupport.stream(hostService.getHosts().spliterator(), false) |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 522 | .filter(host -> Objects.equals(osNetId, getServiceId(host))) |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 523 | .collect(Collectors.toSet()); |
Hyunsun Moon | 6d24734 | 2016-02-12 12:48:47 -0800 | [diff] [blame] | 524 | } |
| 525 | |
| 526 | /** |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 527 | * Registers static DHCP lease for a given host. |
| 528 | * |
| 529 | * @param host host |
| 530 | * @param service cord service |
| 531 | */ |
| 532 | private void registerDhcpLease(Host host, CordService service) { |
| 533 | List<Ip4Address> options = Lists.newArrayList(); |
| 534 | options.add(Ip4Address.makeMaskPrefix(service.serviceIpRange().prefixLength())); |
| 535 | options.add(service.serviceIp().getIp4Address()); |
| 536 | options.add(service.serviceIp().getIp4Address()); |
| 537 | options.add(DEFAULT_DNS); |
| 538 | |
| 539 | log.debug("Set static DHCP mapping for {}", host.mac()); |
| 540 | dhcpService.setStaticMapping(host.mac(), |
| 541 | host.ipAddresses().stream().findFirst().get().getIp4Address(), |
| 542 | true, |
| 543 | options); |
| 544 | } |
| 545 | |
| 546 | /** |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 547 | * Handles VM detected situation. |
| 548 | * |
| 549 | * @param host host |
| 550 | */ |
| 551 | private void serviceVmAdded(Host host) { |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 552 | checkNotNull(osAccess, "OpenStack access is not set"); |
| 553 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 554 | String serviceVlan = host.annotations().value(S_TAG); |
| 555 | if (serviceVlan != null) { |
| 556 | virtualSubscriberGatewayAdded(host, serviceVlan); |
| 557 | } |
| 558 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 559 | String osNetId = host.annotations().value(SERVICE_ID); |
| 560 | if (osNetId == null) { |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 561 | // ignore this host, it is not the service VM, or it's a vSG |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 562 | return; |
| 563 | } |
| 564 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 565 | OSClient osClient = OSFactory.clientFromAccess(osAccess); |
| 566 | Network osNet = osClient.networking().network().get(osNetId); |
| 567 | if (osNet == null) { |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 568 | log.warn("Failed to get OpenStack network {} for VM {}.", |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 569 | osNetId, host.id()); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 570 | return; |
| 571 | } |
| 572 | |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 573 | log.info("VM is detected, MAC: {} IP: {}", |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 574 | host.mac(), |
| 575 | host.ipAddresses().stream().findFirst().get()); |
| 576 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 577 | CordService service = getCordService(osNet); |
Hyunsun Moon | d52bffc | 2016-01-29 18:57:05 -0800 | [diff] [blame] | 578 | if (service == null) { |
| 579 | return; |
| 580 | } |
| 581 | |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 582 | switch (service.serviceType()) { |
| 583 | case MANAGEMENT: |
| 584 | ruleInstaller.populateManagementNetworkRules(host, service); |
| 585 | break; |
| 586 | case PRIVATE: |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 587 | arpProxy.addGateway(service.serviceIp(), privateGatewayMac); |
Hyunsun Moon | 098cda8 | 2016-03-03 13:27:44 -0800 | [diff] [blame] | 588 | case PUBLIC: |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 589 | default: |
| 590 | // TODO check if the service needs an update on its group buckets after done CORD-433 |
| 591 | ruleInstaller.updateServiceGroup(service); |
| 592 | // sends gratuitous ARP here for the case of adding existing VMs |
| 593 | // when ONOS or cordvtn app is restarted |
| 594 | arpProxy.sendGratuitousArpForGateway(service.serviceIp(), Sets.newHashSet(host)); |
| 595 | break; |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 596 | } |
| 597 | |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 598 | registerDhcpLease(host, service); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 599 | ruleInstaller.populateBasicConnectionRules(host, getTunnelIp(host), osNet); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 600 | } |
| 601 | |
| 602 | /** |
| 603 | * Handles VM removed situation. |
| 604 | * |
| 605 | * @param host host |
| 606 | */ |
| 607 | private void serviceVmRemoved(Host host) { |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 608 | checkNotNull(osAccess, "OpenStack access is not set"); |
| 609 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 610 | String serviceVlan = host.annotations().value(S_TAG); |
| 611 | if (serviceVlan != null) { |
| 612 | virtualSubscriberGatewayRemoved(host); |
| 613 | } |
| 614 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 615 | String osNetId = host.annotations().value(SERVICE_ID); |
| 616 | if (osNetId == null) { |
Hyunsun Moon | 2a22516 | 2016-02-17 19:00:50 -0800 | [diff] [blame] | 617 | // ignore it, it's not the service VM or it's a vSG |
Hyunsun Moon | 1d3eac9 | 2016-02-03 00:11:11 -0800 | [diff] [blame] | 618 | return; |
| 619 | } |
| 620 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 621 | OSClient osClient = OSFactory.clientFromAccess(osAccess); |
| 622 | Network osNet = osClient.networking().network().get(osNetId); |
| 623 | if (osNet == null) { |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 624 | log.warn("Failed to get OpenStack network {} for VM {}", |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 625 | osNetId, host.id()); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 626 | return; |
| 627 | } |
| 628 | |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 629 | log.info("VM is vanished, MAC: {} IP: {}", |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 630 | host.mac(), |
| 631 | host.ipAddresses().stream().findFirst().get()); |
| 632 | |
| 633 | ruleInstaller.removeBasicConnectionRules(host); |
Hyunsun Moon | fb631b4 | 2016-02-03 14:44:06 -0800 | [diff] [blame] | 634 | dhcpService.removeStaticMapping(host.mac()); |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 635 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 636 | CordService service = getCordService(osNet); |
Hyunsun Moon | d52bffc | 2016-01-29 18:57:05 -0800 | [diff] [blame] | 637 | if (service == null) { |
| 638 | return; |
| 639 | } |
| 640 | |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 641 | switch (service.serviceType()) { |
| 642 | case MANAGEMENT: |
| 643 | ruleInstaller.removeManagementNetworkRules(host, service); |
| 644 | break; |
| 645 | case PRIVATE: |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 646 | if (getHostsWithOpenstackNetwork(osNet).isEmpty()) { |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 647 | arpProxy.removeGateway(service.serviceIp()); |
| 648 | } |
Hyunsun Moon | 098cda8 | 2016-03-03 13:27:44 -0800 | [diff] [blame] | 649 | case PUBLIC: |
Hyunsun Moon | 1e5caeb | 2016-03-01 16:36:23 -0800 | [diff] [blame] | 650 | default: |
| 651 | // TODO check if the service needs an update on its group buckets after done CORD-433 |
| 652 | ruleInstaller.updateServiceGroup(service); |
| 653 | break; |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 654 | } |
| 655 | } |
| 656 | |
Hyunsun Moon | 9802554 | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 657 | |
| 658 | /** |
| 659 | * Handles virtual subscriber gateway VM or container. |
| 660 | * |
| 661 | * @param host new host with stag, it can be vsg VM or vsg |
| 662 | * @param serviceVlan service vlan |
| 663 | */ |
| 664 | private void virtualSubscriberGatewayAdded(Host host, String serviceVlan) { |
| 665 | Map<IpAddress, MacAddress> vSgs; |
| 666 | Host vSgHost; |
| 667 | |
| 668 | String vSgHostId = host.annotations().value(VSG_HOST_ID); |
| 669 | if (vSgHostId == null) { |
| 670 | log.debug("vSG VM detected {}", host.id()); |
| 671 | |
| 672 | vSgHost = host; |
| 673 | vSgs = getSubscriberGateways(vSgHost); |
| 674 | vSgs.entrySet().stream().forEach(entry -> addVirtualSubscriberGateway( |
| 675 | vSgHost, |
| 676 | entry.getKey(), |
| 677 | entry.getValue(), |
| 678 | serviceVlan)); |
| 679 | } else { |
| 680 | vSgHost = hostService.getHost(HostId.hostId(vSgHostId)); |
| 681 | if (vSgHost == null) { |
| 682 | return; |
| 683 | } |
| 684 | |
| 685 | log.debug("vSG detected {}", host.id()); |
| 686 | vSgs = getSubscriberGateways(vSgHost); |
| 687 | } |
| 688 | |
| 689 | ruleInstaller.populateSubscriberGatewayRules(vSgHost, vSgs.keySet()); |
| 690 | } |
| 691 | |
| 692 | /** |
| 693 | * Handles virtual subscriber gateway removed. |
| 694 | * |
| 695 | * @param vSg vsg host to remove |
| 696 | */ |
| 697 | private void virtualSubscriberGatewayRemoved(Host vSg) { |
| 698 | String vSgHostId = vSg.annotations().value(VSG_HOST_ID); |
| 699 | if (vSgHostId == null) { |
| 700 | return; |
| 701 | } |
| 702 | |
| 703 | Host vSgHost = hostService.getHost(HostId.hostId(vSgHostId)); |
| 704 | if (vSgHost == null) { |
| 705 | return; |
| 706 | } |
| 707 | |
| 708 | log.info("vSG removed {}", vSg.id()); |
| 709 | Map<IpAddress, MacAddress> vSgs = getSubscriberGateways(vSgHost); |
| 710 | ruleInstaller.populateSubscriberGatewayRules(vSgHost, vSgs.keySet()); |
| 711 | } |
| 712 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 713 | /** |
| 714 | * Sets service network gateway MAC address and sends out gratuitous ARP to all |
| 715 | * VMs to update the gateway MAC address. |
| 716 | * |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 717 | * @param newMac mac address to update |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 718 | */ |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 719 | private void setPrivateGatewayMac(MacAddress newMac) { |
| 720 | if (newMac == null || newMac.equals(privateGatewayMac)) { |
| 721 | // no updates, do nothing |
| 722 | return; |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 723 | } |
| 724 | |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 725 | privateGatewayMac = newMac; |
| 726 | log.debug("Set service gateway MAC address to {}", privateGatewayMac.toString()); |
| 727 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 728 | // TODO get existing service list from XOS and replace the loop below |
| 729 | Set<String> vNets = Sets.newHashSet(); |
| 730 | hostService.getHosts().forEach(host -> vNets.add(host.annotations().value(SERVICE_ID))); |
| 731 | vNets.remove(null); |
| 732 | |
| 733 | vNets.stream().forEach(vNet -> { |
| 734 | CordService service = getCordService(CordServiceId.of(vNet)); |
| 735 | if (service != null) { |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 736 | arpProxy.addGateway(service.serviceIp(), privateGatewayMac); |
| 737 | arpProxy.sendGratuitousArpForGateway(service.serviceIp(), service.hosts().keySet()); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 738 | } |
| 739 | }); |
| 740 | } |
| 741 | |
| 742 | /** |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 743 | * Sets public gateway MAC address. |
| 744 | * |
| 745 | * @param publicGateways gateway ip and mac address pairs |
| 746 | */ |
| 747 | private void setPublicGatewayMac(Map<IpAddress, MacAddress> publicGateways) { |
| 748 | publicGateways.entrySet() |
| 749 | .stream() |
| 750 | .forEach(entry -> { |
| 751 | arpProxy.addGateway(entry.getKey(), entry.getValue()); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 752 | log.debug("Added public gateway IP {}, MAC {}", |
| 753 | entry.getKey().toString(), entry.getValue().toString()); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 754 | }); |
| 755 | // TODO notice gateway MAC change to VMs holds this gateway IP |
| 756 | } |
| 757 | |
| 758 | /** |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 759 | * Sets OpenStack access information. |
| 760 | * Access is the entity returned when authenticated and provides a singleton client |
| 761 | * between multiple threads. |
| 762 | * |
| 763 | * @param osConfig openstack config |
| 764 | */ |
| 765 | private void setOpenstackAccess(CordVtnConfig.OpenStackConfig osConfig) { |
| 766 | log.debug("Get OpenStack access with Endpoint: {} Tenant: {} User: {} Passwd: {}", |
| 767 | osConfig.endpoint(), |
| 768 | osConfig.tenant(), |
| 769 | osConfig.user(), |
| 770 | osConfig.password()); |
| 771 | try { |
| 772 | osAccess = OSFactory.builder() |
| 773 | .endpoint(osConfig.endpoint()) |
| 774 | .credentials(osConfig.user(), osConfig.password()) |
| 775 | .tenantName(osConfig.tenant()) |
| 776 | .authenticate() |
| 777 | .getAccess(); |
| 778 | } catch (AuthenticationException e) { |
| 779 | log.error("Failed to get OpenStack Access"); |
| 780 | } |
| 781 | } |
| 782 | |
| 783 | /** |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 784 | * Updates configurations. |
| 785 | */ |
| 786 | private void readConfiguration() { |
| 787 | CordVtnConfig config = configRegistry.getConfig(appId, CordVtnConfig.class); |
| 788 | if (config == null) { |
| 789 | log.debug("No configuration found"); |
| 790 | return; |
| 791 | } |
| 792 | |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 793 | setOpenstackAccess(config.openstackConfig()); |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 794 | setPrivateGatewayMac(config.privateGatewayMac()); |
| 795 | setPublicGatewayMac(config.publicGateways()); |
Hyunsun Moon | 576d687 | 2016-04-14 19:04:23 -0700 | [diff] [blame] | 796 | } |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 797 | |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 798 | private class InternalHostListener implements HostListener { |
| 799 | |
| 800 | @Override |
| 801 | public void event(HostEvent event) { |
Hyunsun Moon | b77b60f | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 802 | Host host = event.subject(); |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 803 | if (!mastershipService.isLocalMaster(host.location().deviceId())) { |
| 804 | // do not allow to proceed without mastership |
| 805 | return; |
| 806 | } |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 807 | |
| 808 | switch (event.type()) { |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 809 | case HOST_UPDATED: |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 810 | case HOST_ADDED: |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 811 | eventExecutor.submit(() -> serviceVmAdded(host)); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 812 | break; |
| 813 | case HOST_REMOVED: |
Hyunsun Moon | d35420f | 2016-03-08 21:59:13 -0800 | [diff] [blame] | 814 | eventExecutor.submit(() -> serviceVmRemoved(host)); |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 815 | break; |
| 816 | default: |
| 817 | break; |
| 818 | } |
| 819 | } |
| 820 | } |
| 821 | |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 822 | private class InternalPacketProcessor implements PacketProcessor { |
| 823 | |
| 824 | @Override |
| 825 | public void process(PacketContext context) { |
| 826 | if (context.isHandled()) { |
| 827 | return; |
| 828 | } |
| 829 | |
| 830 | Ethernet ethPacket = context.inPacket().parsed(); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 831 | if (ethPacket == null || ethPacket.getEtherType() != Ethernet.TYPE_ARP) { |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 832 | return; |
| 833 | } |
| 834 | |
Hyunsun Moon | ae39ae8 | 2016-02-17 15:02:06 -0800 | [diff] [blame] | 835 | arpProxy.processArpPacket(context, ethPacket); |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 836 | } |
| 837 | } |
| 838 | |
| 839 | private class InternalConfigListener implements NetworkConfigListener { |
| 840 | |
| 841 | @Override |
| 842 | public void event(NetworkConfigEvent event) { |
| 843 | if (!event.configClass().equals(CordVtnConfig.class)) { |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 844 | return; |
| 845 | } |
| 846 | |
Hyunsun Moon | 746956f | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 847 | switch (event.type()) { |
| 848 | case CONFIG_ADDED: |
| 849 | case CONFIG_UPDATED: |
| 850 | log.info("Network configuration changed"); |
| 851 | eventExecutor.execute(CordVtn.this::readConfiguration); |
| 852 | break; |
| 853 | default: |
| 854 | break; |
| 855 | } |
Hyunsun Moon | 42c7b4e | 2016-01-11 15:30:42 -0800 | [diff] [blame] | 856 | } |
| 857 | } |
Hyunsun Moon | d0e932a | 2015-09-15 22:39:16 -0700 | [diff] [blame] | 858 | } |