Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-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 | |
| 17 | package org.onosproject.net.host.impl; |
| 18 | |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 19 | import org.onlab.packet.MacAddress; |
| 20 | import org.onosproject.net.ConnectPoint; |
| 21 | import org.onosproject.net.Host; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 22 | import org.onosproject.net.host.HostProbeStore; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 23 | import org.onosproject.net.host.HostProbingEvent; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 24 | import org.onosproject.net.host.HostProbingListener; |
| 25 | import org.onosproject.net.host.HostProbingProvider; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 26 | import org.onosproject.net.host.HostProbingProviderRegistry; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 27 | import org.onosproject.net.host.HostProbingProviderService; |
| 28 | import org.onosproject.net.host.HostProbingService; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 29 | import org.onosproject.net.host.HostProbingStoreDelegate; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 30 | import org.onosproject.net.host.ProbeMode; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 31 | import org.onosproject.net.provider.AbstractListenerProviderRegistry; |
| 32 | import org.onosproject.net.provider.AbstractProviderService; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 33 | import org.osgi.service.component.annotations.Activate; |
| 34 | import org.osgi.service.component.annotations.Component; |
| 35 | import org.osgi.service.component.annotations.Deactivate; |
| 36 | import org.osgi.service.component.annotations.Reference; |
| 37 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 38 | import org.slf4j.Logger; |
| 39 | |
| 40 | import static org.slf4j.LoggerFactory.getLogger; |
| 41 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 42 | @Component(immediate = true, service = { HostProbingService.class, HostProbingProviderRegistry.class }) |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 43 | public class HostProbingManager extends |
| 44 | AbstractListenerProviderRegistry<HostProbingEvent, HostProbingListener, HostProbingProvider, |
| 45 | HostProbingProviderService> |
Ray Milkey | 66bf382 | 2018-09-18 16:55:56 -0700 | [diff] [blame] | 46 | implements HostProbingService, HostProbingProviderRegistry { |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 47 | private final Logger log = getLogger(getClass()); |
| 48 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 49 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | ff79dd9 | 2018-06-01 16:33:48 -0700 | [diff] [blame] | 50 | private HostProbeStore hostProbeStore; |
| 51 | |
| 52 | private static final String SCHEME = "hostprobing"; |
| 53 | |
| 54 | private HostProbingStoreDelegate delegate = event -> { |
| 55 | getProvider(SCHEME).processEvent(event); |
| 56 | }; |
| 57 | |
| 58 | @Activate |
| 59 | public void activate() { |
| 60 | hostProbeStore.setDelegate(delegate); |
| 61 | } |
| 62 | |
| 63 | @Deactivate |
| 64 | public void deactivate() { |
| 65 | hostProbeStore.unsetDelegate(delegate); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public void probeHost(Host host, ConnectPoint connectPoint, ProbeMode probeMode) { |
| 70 | HostProbingProvider provider = getProvider(SCHEME); |
| 71 | if (provider == null) { |
| 72 | log.warn("Unable to find host probing provider. Cannot {} {} at {}", |
| 73 | probeMode, host, connectPoint); |
| 74 | return; |
| 75 | } |
| 76 | provider.probeHost(host, connectPoint, probeMode); |
| 77 | } |
| 78 | |
| 79 | @Override |
| 80 | protected HostProbingProviderService createProviderService(HostProbingProvider provider) { |
| 81 | return new InternalHostProbingProviderService(provider); |
| 82 | } |
| 83 | |
| 84 | private class InternalHostProbingProviderService |
| 85 | extends AbstractProviderService<HostProbingProvider> |
| 86 | implements HostProbingProviderService { |
| 87 | InternalHostProbingProviderService(HostProbingProvider provider) { |
| 88 | super(provider); |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public MacAddress addProbingHost(Host host, ConnectPoint connectPoint, ProbeMode mode, |
| 93 | MacAddress probeMac, int retry) { |
| 94 | return hostProbeStore.addProbingHost(host, connectPoint, mode, probeMac, retry); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public void removeProbingHost(MacAddress probeMac) { |
| 99 | hostProbeStore.removeProbingHost(probeMac); |
| 100 | } |
| 101 | } |
| 102 | } |