Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Foundation |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [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 | */ |
| 16 | package org.onosproject.openstacknetworking.impl; |
| 17 | |
| 18 | import com.google.common.collect.ImmutableSet; |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 19 | import com.google.common.collect.Maps; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.apache.felix.scr.annotations.Service; |
| 26 | import org.onlab.packet.IpAddress; |
| 27 | import org.onlab.packet.MacAddress; |
| 28 | import org.onlab.util.Tools; |
| 29 | import org.onosproject.event.ListenerRegistry; |
| 30 | import org.onosproject.net.Host; |
| 31 | import org.onosproject.net.HostId; |
| 32 | import org.onosproject.net.host.HostEvent; |
| 33 | import org.onosproject.net.host.HostListener; |
| 34 | import org.onosproject.net.host.HostService; |
| 35 | import org.onosproject.openstacknetworking.api.InstancePort; |
| 36 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 37 | import org.onosproject.openstacknetworking.api.InstancePortEvent.Type; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 38 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
| 39 | import org.onosproject.openstacknetworking.api.InstancePortService; |
| 40 | import org.slf4j.Logger; |
| 41 | |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 42 | import java.util.Map; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 43 | import java.util.Set; |
| 44 | import java.util.stream.Collectors; |
| 45 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 46 | import static org.onosproject.openstacknetworking.api.InstancePortEvent.Type.OPENSTACK_INSTANCE_MIGRATION_ENDED; |
| 47 | import static org.onosproject.openstacknetworking.api.InstancePortEvent.Type.OPENSTACK_INSTANCE_MIGRATION_STARTED; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 48 | import static org.onosproject.openstacknetworking.api.InstancePortEvent.Type.OPENSTACK_INSTANCE_PORT_DETECTED; |
| 49 | import static org.onosproject.openstacknetworking.api.InstancePortEvent.Type.OPENSTACK_INSTANCE_PORT_UPDATED; |
| 50 | import static org.onosproject.openstacknetworking.api.InstancePortEvent.Type.OPENSTACK_INSTANCE_PORT_VANISHED; |
| 51 | import static org.onosproject.openstacknetworking.impl.HostBasedInstancePort.ANNOTATION_NETWORK_ID; |
| 52 | import static org.onosproject.openstacknetworking.impl.HostBasedInstancePort.ANNOTATION_PORT_ID; |
| 53 | import static org.slf4j.LoggerFactory.getLogger; |
| 54 | |
| 55 | /** |
| 56 | * Provides implementation of administering and interfacing host based instance ports. |
| 57 | * It also provides instance port events for the hosts mapped to OpenStack VM interface. |
| 58 | */ |
| 59 | @Service |
| 60 | @Component(immediate = true) |
| 61 | public class HostBasedInstancePortManager |
| 62 | extends ListenerRegistry<InstancePortEvent, InstancePortListener> |
| 63 | implements InstancePortService { |
| 64 | |
| 65 | protected final Logger log = getLogger(getClass()); |
| 66 | |
| 67 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 68 | protected HostService hostService; |
| 69 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 70 | private final InternalHostListener hostListener = new InternalHostListener(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 71 | |
| 72 | @Activate |
| 73 | protected void activate() { |
| 74 | hostService.addListener(hostListener); |
| 75 | log.info("Started"); |
| 76 | } |
| 77 | |
| 78 | @Deactivate |
| 79 | protected void deactivate() { |
| 80 | hostService.removeListener(hostListener); |
| 81 | log.info("Stopped"); |
| 82 | } |
| 83 | |
| 84 | @Override |
| 85 | public InstancePort instancePort(MacAddress macAddress) { |
| 86 | Host host = hostService.getHost(HostId.hostId(macAddress)); |
| 87 | if (host == null || !isValidHost(host)) { |
| 88 | return null; |
| 89 | } |
| 90 | return HostBasedInstancePort.of(host); |
| 91 | } |
| 92 | |
| 93 | @Override |
| 94 | public InstancePort instancePort(IpAddress ipAddress, String osNetId) { |
| 95 | return Tools.stream(hostService.getHosts()).filter(this::isValidHost) |
| 96 | .map(HostBasedInstancePort::of) |
| 97 | .filter(instPort -> instPort.networkId().equals(osNetId)) |
| 98 | .filter(instPort -> instPort.ipAddress().equals(ipAddress)) |
| 99 | .findAny().orElse(null); |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public InstancePort instancePort(String osPortId) { |
| 104 | return Tools.stream(hostService.getHosts()).filter(this::isValidHost) |
| 105 | .map(HostBasedInstancePort::of) |
| 106 | .filter(instPort -> instPort.portId().equals(osPortId)) |
| 107 | .findAny().orElse(null); |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public Set<InstancePort> instancePorts() { |
| 112 | Set<InstancePort> instPors = Tools.stream(hostService.getHosts()) |
| 113 | .filter(this::isValidHost) |
| 114 | .map(HostBasedInstancePort::of) |
| 115 | .collect(Collectors.toSet()); |
| 116 | return ImmutableSet.copyOf(instPors); |
| 117 | } |
| 118 | |
| 119 | @Override |
| 120 | public Set<InstancePort> instancePorts(String osNetId) { |
| 121 | Set<InstancePort> instPors = Tools.stream(hostService.getHosts()) |
| 122 | .filter(this::isValidHost) |
| 123 | .map(HostBasedInstancePort::of) |
| 124 | .filter(instPort -> instPort.networkId().equals(osNetId)) |
| 125 | .collect(Collectors.toSet()); |
| 126 | return ImmutableSet.copyOf(instPors); |
| 127 | } |
| 128 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 129 | @Override |
| 130 | public void migrationPortAdded(InstancePort port) { |
| 131 | hostListener.processEvent(OPENSTACK_INSTANCE_MIGRATION_STARTED, port); |
| 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public void migrationPortRemoved(InstancePort port) { |
| 136 | hostListener.processEvent(OPENSTACK_INSTANCE_MIGRATION_ENDED, port); |
| 137 | } |
| 138 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 139 | private boolean isValidHost(Host host) { |
| 140 | return !host.ipAddresses().isEmpty() && |
| 141 | host.annotations().value(ANNOTATION_NETWORK_ID) != null && |
| 142 | host.annotations().value(ANNOTATION_PORT_ID) != null; |
| 143 | } |
| 144 | |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 145 | /** |
| 146 | * An internal listener that listens host event generated by HostLocationTracker |
| 147 | * in DistributedHostStore. The role of this listener is to convert host event |
| 148 | * to instance port event and post to the subscribers that have interested on |
| 149 | * this type of event. |
| 150 | */ |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 151 | private class InternalHostListener implements HostListener { |
| 152 | |
| 153 | @Override |
| 154 | public boolean isRelevant(HostEvent event) { |
| 155 | Host host = event.subject(); |
| 156 | if (!isValidHost(host)) { |
| 157 | log.debug("Invalid host detected, ignore it {}", host); |
| 158 | return false; |
| 159 | } |
| 160 | return true; |
| 161 | } |
| 162 | |
| 163 | @Override |
| 164 | public void event(HostEvent event) { |
| 165 | InstancePort instPort = HostBasedInstancePort.of(event.subject()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 166 | switch (event.type()) { |
| 167 | case HOST_UPDATED: |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 168 | processEvent(OPENSTACK_INSTANCE_PORT_UPDATED, instPort); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 169 | break; |
| 170 | case HOST_ADDED: |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 171 | processEvent(OPENSTACK_INSTANCE_PORT_DETECTED, instPort); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 172 | break; |
| 173 | case HOST_REMOVED: |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 174 | processEvent(OPENSTACK_INSTANCE_PORT_VANISHED, instPort); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 175 | break; |
| 176 | default: |
| 177 | break; |
| 178 | } |
| 179 | } |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 180 | |
| 181 | private void processEvent(Type type, InstancePort port) { |
| 182 | Map<Type, String> eventMap = Maps.newConcurrentMap(); |
| 183 | eventMap.put(OPENSTACK_INSTANCE_PORT_UPDATED, "updated"); |
| 184 | eventMap.put(OPENSTACK_INSTANCE_PORT_DETECTED, "detected"); |
| 185 | eventMap.put(OPENSTACK_INSTANCE_PORT_VANISHED, "disabled"); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 186 | eventMap.put(OPENSTACK_INSTANCE_MIGRATION_STARTED, "detected"); |
| 187 | eventMap.put(OPENSTACK_INSTANCE_MIGRATION_ENDED, "disabled"); |
Jian Li | ea1b966 | 2018-03-02 18:07:32 +0900 | [diff] [blame] | 188 | |
| 189 | InstancePortEvent instPortEvent = new InstancePortEvent(type, port); |
| 190 | log.debug("Instance port is {}: {}", eventMap.get(type), port); |
| 191 | process(instPortEvent); |
| 192 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 193 | } |
| 194 | } |