tom | 578ebdc | 2014-09-11 11:12:51 -0700 | [diff] [blame] | 1 | package org.onlab.onos.net.trivial.host.impl; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 2 | |
Jonathan Hart | fca736c | 2014-09-19 17:26:59 -0700 | [diff] [blame] | 3 | import static com.google.common.base.Preconditions.checkNotNull; |
| 4 | import static org.slf4j.LoggerFactory.getLogger; |
| 5 | |
| 6 | import java.util.Set; |
| 7 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 8 | import org.apache.felix.scr.annotations.Activate; |
| 9 | import org.apache.felix.scr.annotations.Component; |
| 10 | import org.apache.felix.scr.annotations.Deactivate; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 11 | import org.apache.felix.scr.annotations.Reference; |
| 12 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 13 | import org.apache.felix.scr.annotations.Service; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 14 | import org.onlab.onos.event.AbstractListenerRegistry; |
| 15 | import org.onlab.onos.event.EventDeliveryService; |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 16 | import org.onlab.onos.net.ConnectPoint; |
| 17 | import org.onlab.onos.net.DeviceId; |
| 18 | import org.onlab.onos.net.Host; |
| 19 | import org.onlab.onos.net.HostId; |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 20 | import org.onlab.onos.net.host.HostAdminService; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 21 | import org.onlab.onos.net.host.HostDescription; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 22 | import org.onlab.onos.net.host.HostEvent; |
| 23 | import org.onlab.onos.net.host.HostListener; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 24 | import org.onlab.onos.net.host.HostProvider; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 25 | import org.onlab.onos.net.host.HostProviderRegistry; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 26 | import org.onlab.onos.net.host.HostProviderService; |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 27 | import org.onlab.onos.net.host.HostService; |
tom | 5bcc946 | 2014-09-19 10:11:31 -0700 | [diff] [blame] | 28 | import org.onlab.onos.net.host.HostStore; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 29 | import org.onlab.onos.net.provider.AbstractProviderRegistry; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 30 | import org.onlab.onos.net.provider.AbstractProviderService; |
Ayaka Koshibe | 1d56fe4 | 2014-09-19 16:51:58 -0700 | [diff] [blame] | 31 | import org.onlab.packet.IpPrefix; |
Ayaka Koshibe | a9c199f | 2014-09-16 16:21:40 -0700 | [diff] [blame] | 32 | import org.onlab.packet.MacAddress; |
| 33 | import org.onlab.packet.VlanId; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 34 | import org.slf4j.Logger; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 35 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 36 | /** |
| 37 | * Provides basic implementation of the host SB & NB APIs. |
| 38 | */ |
| 39 | @Component(immediate = true) |
| 40 | @Service |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 41 | public class SimpleHostManager |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 42 | extends AbstractProviderRegistry<HostProvider, HostProviderService> |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 43 | implements HostService, HostAdminService, HostProviderRegistry { |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 44 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 45 | public static final String HOST_ID_NULL = "Host ID cannot be null"; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 46 | private final Logger log = getLogger(getClass()); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 47 | |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 48 | private final AbstractListenerRegistry<HostEvent, HostListener> |
| 49 | listenerRegistry = new AbstractListenerRegistry<>(); |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 50 | |
tom | 5bcc946 | 2014-09-19 10:11:31 -0700 | [diff] [blame] | 51 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 52 | protected HostStore store; |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 53 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 54 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Ayaka Koshibe | ac8e729 | 2014-09-16 16:08:31 -0700 | [diff] [blame] | 55 | protected EventDeliveryService eventDispatcher; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 56 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 57 | |
| 58 | @Activate |
| 59 | public void activate() { |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 60 | eventDispatcher.addSink(HostEvent.class, listenerRegistry); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 61 | log.info("Started"); |
| 62 | } |
| 63 | |
| 64 | @Deactivate |
| 65 | public void deactivate() { |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 66 | eventDispatcher.removeSink(HostEvent.class); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 67 | log.info("Stopped"); |
| 68 | } |
| 69 | |
| 70 | @Override |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 71 | protected HostProviderService createProviderService(HostProvider provider) { |
| 72 | return new InternalHostProviderService(provider); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 73 | } |
| 74 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 75 | @Override |
| 76 | public int getHostCount() { |
| 77 | return store.getHostCount(); |
| 78 | } |
| 79 | |
| 80 | @Override |
| 81 | public Iterable<Host> getHosts() { |
| 82 | return store.getHosts(); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public Host getHost(HostId hostId) { |
| 87 | checkNotNull(hostId, HOST_ID_NULL); |
| 88 | return store.getHost(hostId); |
| 89 | } |
| 90 | |
| 91 | @Override |
Ayaka Koshibe | a9c199f | 2014-09-16 16:21:40 -0700 | [diff] [blame] | 92 | public Set<Host> getHostsByVlan(VlanId vlanId) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 93 | return store.getHosts(vlanId); |
| 94 | } |
| 95 | |
| 96 | @Override |
Ayaka Koshibe | a9c199f | 2014-09-16 16:21:40 -0700 | [diff] [blame] | 97 | public Set<Host> getHostsByMac(MacAddress mac) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 98 | checkNotNull(mac, "MAC address cannot be null"); |
| 99 | return store.getHosts(mac); |
| 100 | } |
| 101 | |
| 102 | @Override |
Ayaka Koshibe | 1d56fe4 | 2014-09-19 16:51:58 -0700 | [diff] [blame] | 103 | public Set<Host> getHostsByIp(IpPrefix ip) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 104 | checkNotNull(ip, "IP address cannot be null"); |
| 105 | return store.getHosts(ip); |
| 106 | } |
| 107 | |
| 108 | @Override |
| 109 | public Set<Host> getConnectedHosts(ConnectPoint connectPoint) { |
| 110 | checkNotNull(connectPoint, "Connection point cannot be null"); |
| 111 | return store.getConnectedHosts(connectPoint); |
| 112 | } |
| 113 | |
| 114 | @Override |
| 115 | public Set<Host> getConnectedHosts(DeviceId deviceId) { |
| 116 | checkNotNull(deviceId, "Device ID cannot be null"); |
| 117 | return store.getConnectedHosts(deviceId); |
| 118 | } |
| 119 | |
| 120 | @Override |
Jonathan Hart | fca736c | 2014-09-19 17:26:59 -0700 | [diff] [blame] | 121 | public void monitorIp(IpPrefix ip) { |
| 122 | // TODO pass through to SimpleHostMonitor |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public void stopMonitoringIp(IpPrefix ip) { |
| 127 | // TODO pass through to SimpleHostMonitor |
| 128 | } |
| 129 | |
| 130 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 131 | public void addListener(HostListener listener) { |
| 132 | listenerRegistry.addListener(listener); |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public void removeListener(HostListener listener) { |
| 137 | listenerRegistry.removeListener(listener); |
| 138 | } |
| 139 | |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 140 | @Override |
| 141 | public void removeHost(HostId hostId) { |
| 142 | checkNotNull(hostId, HOST_ID_NULL); |
| 143 | HostEvent event = store.removeHost(hostId); |
| 144 | if (event != null) { |
| 145 | log.info("Host {} administratively removed", hostId); |
| 146 | post(event); |
| 147 | } |
| 148 | } |
| 149 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 150 | // Personalized host provider service issued to the supplied provider. |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 151 | private class InternalHostProviderService |
| 152 | extends AbstractProviderService<HostProvider> |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 153 | implements HostProviderService { |
| 154 | |
tom | cfde062 | 2014-09-09 11:02:42 -0700 | [diff] [blame] | 155 | InternalHostProviderService(HostProvider provider) { |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 156 | super(provider); |
| 157 | } |
| 158 | |
| 159 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 160 | public void hostDetected(HostId hostId, HostDescription hostDescription) { |
| 161 | checkNotNull(hostId, HOST_ID_NULL); |
| 162 | checkValidity(); |
| 163 | HostEvent event = store.createOrUpdateHost(provider().id(), hostId, |
| 164 | hostDescription); |
| 165 | if (event != null) { |
tom | f297f39 | 2014-09-15 14:46:49 -0700 | [diff] [blame] | 166 | log.debug("Host {} detected", hostId); |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 167 | post(event); |
| 168 | } |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 172 | public void hostVanished(HostId hostId) { |
| 173 | checkNotNull(hostId, HOST_ID_NULL); |
| 174 | checkValidity(); |
| 175 | HostEvent event = store.removeHost(hostId); |
| 176 | if (event != null) { |
tom | f297f39 | 2014-09-15 14:46:49 -0700 | [diff] [blame] | 177 | log.debug("Host {} vanished", hostId); |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 178 | post(event); |
| 179 | } |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 180 | } |
| 181 | } |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 182 | |
| 183 | // Posts the specified event to the local event dispatcher. |
| 184 | private void post(HostEvent event) { |
tom | dc361b6 | 2014-09-09 20:36:52 -0700 | [diff] [blame] | 185 | if (event != null) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 186 | eventDispatcher.post(event); |
| 187 | } |
| 188 | } |
| 189 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 190 | } |