Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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.store.intent.impl; |
| 17 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableList; |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 19 | import org.apache.commons.lang.math.RandomUtils; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [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.util.KryoNamespace; |
| 27 | import org.onosproject.cluster.ClusterService; |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 28 | import org.onosproject.cluster.ControllerNode; |
| 29 | import org.onosproject.cluster.NodeId; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 30 | import org.onosproject.net.intent.Intent; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 31 | import org.onosproject.net.intent.IntentData; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 32 | import org.onosproject.net.intent.IntentEvent; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 33 | import org.onosproject.net.intent.IntentState; |
| 34 | import org.onosproject.net.intent.IntentStore; |
| 35 | import org.onosproject.net.intent.IntentStoreDelegate; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 36 | import org.onosproject.net.intent.Key; |
Brian O'Connor | 87ba7a7 | 2015-03-11 14:40:09 -0700 | [diff] [blame] | 37 | import org.onosproject.net.intent.PartitionService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 38 | import org.onosproject.store.AbstractStore; |
Jonathan Hart | 63939a3 | 2015-05-08 11:57:03 -0700 | [diff] [blame] | 39 | import org.onosproject.store.service.MultiValuedTimestamp; |
| 40 | import org.onosproject.store.service.WallClockTimestamp; |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 41 | import org.onosproject.store.serializers.KryoNamespaces; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 42 | import org.onosproject.store.service.EventuallyConsistentMap; |
| 43 | import org.onosproject.store.service.EventuallyConsistentMapEvent; |
| 44 | import org.onosproject.store.service.EventuallyConsistentMapListener; |
| 45 | import org.onosproject.store.service.StorageService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 46 | import org.slf4j.Logger; |
| 47 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 48 | import java.util.Collection; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 49 | import java.util.List; |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 50 | import java.util.Objects; |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 51 | import java.util.stream.Collectors; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 52 | |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 53 | import static com.google.common.base.Preconditions.checkNotNull; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 54 | import static org.onosproject.net.intent.IntentState.PURGE_REQ; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 55 | import static org.slf4j.LoggerFactory.getLogger; |
| 56 | |
| 57 | /** |
| 58 | * Manages inventory of Intents in a distributed data store that uses optimistic |
| 59 | * replication and gossip based techniques. |
| 60 | */ |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 61 | //FIXME we should listen for leadership changes. if the local instance has just |
| 62 | // ... become a leader, scan the pending map and process those |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 63 | @Component(immediate = true, enabled = true) |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 64 | @Service |
| 65 | public class GossipIntentStore |
| 66 | extends AbstractStore<IntentEvent, IntentStoreDelegate> |
| 67 | implements IntentStore { |
| 68 | |
| 69 | private final Logger log = getLogger(getClass()); |
| 70 | |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 71 | // Map of intent key => current intent state |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 72 | private EventuallyConsistentMap<Key, IntentData> currentMap; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 73 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 74 | // Map of intent key => pending intent operation |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 75 | private EventuallyConsistentMap<Key, IntentData> pendingMap; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 76 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 77 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 78 | protected ClusterService clusterService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 79 | |
| 80 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 81 | protected StorageService storageService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 82 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 83 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 84 | protected PartitionService partitionService; |
| 85 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 86 | @Activate |
| 87 | public void activate() { |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 88 | KryoNamespace.Builder intentSerializer = KryoNamespace.newBuilder() |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 89 | .register(KryoNamespaces.API) |
| 90 | .register(IntentData.class) |
| 91 | .register(MultiValuedTimestamp.class) |
Jonathan Hart | 6a8fd1d | 2015-02-25 15:44:37 -0800 | [diff] [blame] | 92 | .register(WallClockTimestamp.class); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 93 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 94 | currentMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 95 | .withName("intent-current") |
| 96 | .withSerializer(intentSerializer) |
| 97 | .withClockService(new IntentDataLogicalClockManager<>()) |
| 98 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 99 | .build(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 100 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 101 | pendingMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 102 | .withName("intent-pending") |
| 103 | .withSerializer(intentSerializer) |
| 104 | .withClockService(new IntentDataClockManager<>()) |
| 105 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 106 | .build(); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 107 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 108 | currentMap.addListener(new InternalCurrentListener()); |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 109 | pendingMap.addListener(new InternalPendingListener()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 110 | |
| 111 | log.info("Started"); |
| 112 | } |
| 113 | |
| 114 | @Deactivate |
| 115 | public void deactivate() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 116 | currentMap.destroy(); |
| 117 | pendingMap.destroy(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 118 | |
| 119 | log.info("Stopped"); |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | public long getIntentCount() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 124 | return currentMap.size(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 125 | } |
| 126 | |
| 127 | @Override |
| 128 | public Iterable<Intent> getIntents() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 129 | return currentMap.values().stream() |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 130 | .map(IntentData::intent) |
| 131 | .collect(Collectors.toList()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 132 | } |
| 133 | |
| 134 | @Override |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 135 | public Iterable<IntentData> getIntentData(boolean localOnly, long olderThan) { |
| 136 | if (localOnly || olderThan > 0) { |
| 137 | long now = System.currentTimeMillis(); |
| 138 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 139 | return currentMap.values().stream() |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 140 | .filter(data -> data.version().isOlderThan(time) && |
| 141 | (!localOnly || isMaster(data.key()))) |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 142 | .collect(Collectors.toList()); |
| 143 | } |
| 144 | return currentMap.values(); |
| 145 | } |
| 146 | |
| 147 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 148 | public IntentState getIntentState(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 149 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 150 | if (data != null) { |
| 151 | return data.state(); |
| 152 | } |
| 153 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 157 | public List<Intent> getInstallableIntents(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 158 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 159 | if (data != null) { |
| 160 | return data.installables(); |
| 161 | } |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 162 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 163 | } |
| 164 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 165 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 166 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 167 | @Override |
| 168 | public void write(IntentData newData) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 169 | checkNotNull(newData); |
| 170 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 171 | IntentData currentData = currentMap.get(newData.key()); |
Jonathan Hart | 72175c2 | 2015-03-24 18:55:58 -0700 | [diff] [blame] | 172 | if (IntentData.isUpdateAcceptable(currentData, newData)) { |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 173 | // Only the master is modifying the current state. Therefore assume |
| 174 | // this always succeeds |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 175 | if (newData.state() == PURGE_REQ) { |
| 176 | currentMap.remove(newData.key(), newData); |
| 177 | } else { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 178 | currentMap.put(newData.key(), new IntentData(newData)); |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 179 | } |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 180 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 181 | // if current.put succeeded |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 182 | pendingMap.remove(newData.key(), newData); |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 183 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 184 | } |
| 185 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 186 | private Collection<NodeId> getPeerNodes(Key key, IntentData data) { |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 187 | NodeId master = partitionService.getLeader(key); |
| 188 | NodeId origin = (data != null) ? data.origin() : null; |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 189 | if (master == null || origin == null) { |
| 190 | log.warn("Intent {} has no home; master = {}, origin = {}", |
| 191 | data.key(), master, origin); |
| 192 | } |
| 193 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 194 | NodeId me = clusterService.getLocalNode().id(); |
| 195 | boolean isMaster = Objects.equals(master, me); |
| 196 | boolean isOrigin = Objects.equals(origin, me); |
| 197 | if (isMaster && isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 198 | return getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 199 | } else if (isMaster) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 200 | return origin != null ? ImmutableList.of(origin) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 201 | } else if (isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 202 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 203 | } else { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 204 | log.warn("Not master or origin for intent {}", data.key()); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 205 | return ImmutableList.of(master); |
| 206 | } |
| 207 | } |
| 208 | |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 209 | private List<NodeId> getRandomNode() { |
| 210 | NodeId me = clusterService.getLocalNode().id(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 211 | List<NodeId> nodes = clusterService.getNodes().stream() |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 212 | .map(ControllerNode::id) |
| 213 | .filter(node -> !Objects.equals(node, me)) |
| 214 | .collect(Collectors.toList()); |
| 215 | if (nodes.size() == 0) { |
| 216 | return null; |
| 217 | } |
| 218 | return ImmutableList.of(nodes.get(RandomUtils.nextInt(nodes.size()))); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 219 | } |
| 220 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 221 | @Override |
| 222 | public void batchWrite(Iterable<IntentData> updates) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 223 | updates.forEach(this::write); |
| 224 | } |
| 225 | |
| 226 | @Override |
| 227 | public Intent getIntent(Key key) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 228 | IntentData data = currentMap.get(key); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 229 | if (data != null) { |
| 230 | return data.intent(); |
| 231 | } |
| 232 | return null; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | @Override |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 236 | public IntentData getIntentData(Key key) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 237 | IntentData current = currentMap.get(key); |
| 238 | if (current == null) { |
| 239 | return null; |
| 240 | } |
| 241 | return new IntentData(current); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 242 | } |
| 243 | |
| 244 | @Override |
| 245 | public void addPending(IntentData data) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 246 | checkNotNull(data); |
| 247 | |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 248 | if (data.version() == null) { |
Jonathan Hart | 6a8fd1d | 2015-02-25 15:44:37 -0800 | [diff] [blame] | 249 | data.setVersion(new WallClockTimestamp()); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 250 | } |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 251 | data.setOrigin(clusterService.getLocalNode().id()); |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 252 | pendingMap.put(data.key(), new IntentData(data)); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 253 | } |
| 254 | |
| 255 | @Override |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 256 | public boolean isMaster(Key intentKey) { |
| 257 | return partitionService.isMine(intentKey); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 258 | } |
| 259 | |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 260 | @Override |
| 261 | public Iterable<Intent> getPending() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 262 | return pendingMap.values().stream() |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 263 | .map(IntentData::intent) |
| 264 | .collect(Collectors.toList()); |
| 265 | } |
| 266 | |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 267 | @Override |
| 268 | public Iterable<IntentData> getPendingData() { |
| 269 | return pendingMap.values(); |
| 270 | } |
| 271 | |
| 272 | @Override |
| 273 | public Iterable<IntentData> getPendingData(boolean localOnly, long olderThan) { |
| 274 | long now = System.currentTimeMillis(); |
| 275 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
| 276 | return pendingMap.values().stream() |
| 277 | .filter(data -> data.version().isOlderThan(time) && |
| 278 | (!localOnly || isMaster(data.key()))) |
| 279 | .collect(Collectors.toList()); |
| 280 | } |
| 281 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 282 | private void notifyDelegateIfNotNull(IntentEvent event) { |
| 283 | if (event != null) { |
| 284 | notifyDelegate(event); |
| 285 | } |
| 286 | } |
| 287 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 288 | private final class InternalCurrentListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 289 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 290 | @Override |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame^] | 291 | public void event(EventuallyConsistentMapEvent<Key, IntentData> event) { |
| 292 | IntentData intentData = event.value(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 293 | |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame^] | 294 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 295 | // The current intents map has been updated. If we are master for |
| 296 | // this intent's partition, notify the Manager that it should |
| 297 | // emit notifications about updated tracked resources. |
| 298 | if (delegate != null && isMaster(event.value().intent().key())) { |
| 299 | delegate.onUpdate(new IntentData(intentData)); // copy for safety, likely unnecessary |
| 300 | } |
Jonathan Hart | 9288836 | 2015-02-13 13:14:59 -0800 | [diff] [blame] | 301 | notifyDelegateIfNotNull(IntentEvent.getEvent(intentData)); |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 302 | } |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 303 | } |
| 304 | } |
| 305 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 306 | private final class InternalPendingListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 307 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 308 | @Override |
| 309 | public void event( |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 310 | EventuallyConsistentMapEvent<Key, IntentData> event) { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 311 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 312 | // The pending intents map has been updated. If we are master for |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 313 | // this intent's partition, notify the Manager that it should do |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 314 | // some work. |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 315 | if (isMaster(event.value().intent().key())) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 316 | if (delegate != null) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 317 | delegate.process(new IntentData(event.value())); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 318 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 319 | } |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 320 | |
Jonathan Hart | 9288836 | 2015-02-13 13:14:59 -0800 | [diff] [blame] | 321 | notifyDelegateIfNotNull(IntentEvent.getEvent(event.value())); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 322 | } |
| 323 | } |
| 324 | } |
| 325 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 326 | } |
| 327 | |