Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Laboratory |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [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.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; |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 33 | import org.onosproject.net.intent.IntentPartitionService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 34 | import org.onosproject.net.intent.IntentState; |
| 35 | import org.onosproject.net.intent.IntentStore; |
| 36 | import org.onosproject.net.intent.IntentStoreDelegate; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 37 | import org.onosproject.net.intent.Key; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 38 | import org.onosproject.store.AbstractStore; |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 39 | import org.onosproject.store.serializers.KryoNamespaces; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 40 | import org.onosproject.store.service.EventuallyConsistentMap; |
| 41 | import org.onosproject.store.service.EventuallyConsistentMapEvent; |
| 42 | import org.onosproject.store.service.EventuallyConsistentMapListener; |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 43 | import org.onosproject.store.service.MultiValuedTimestamp; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 44 | import org.onosproject.store.service.StorageService; |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 45 | import org.onosproject.store.service.WallClockTimestamp; |
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; |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 51 | import java.util.concurrent.atomic.AtomicLong; |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 52 | import java.util.stream.Collectors; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 53 | |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 54 | import static com.google.common.base.Preconditions.checkNotNull; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 55 | import static org.onosproject.net.intent.IntentState.PURGE_REQ; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 56 | import static org.slf4j.LoggerFactory.getLogger; |
| 57 | |
| 58 | /** |
| 59 | * Manages inventory of Intents in a distributed data store that uses optimistic |
| 60 | * replication and gossip based techniques. |
| 61 | */ |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 62 | //FIXME we should listen for leadership changes. if the local instance has just |
| 63 | // ... become a leader, scan the pending map and process those |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 64 | @Component(immediate = true, enabled = true) |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 65 | @Service |
| 66 | public class GossipIntentStore |
| 67 | extends AbstractStore<IntentEvent, IntentStoreDelegate> |
| 68 | implements IntentStore { |
| 69 | |
| 70 | private final Logger log = getLogger(getClass()); |
| 71 | |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 72 | // Map of intent key => current intent state |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 73 | private EventuallyConsistentMap<Key, IntentData> currentMap; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 74 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 75 | // Map of intent key => pending intent operation |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 76 | private EventuallyConsistentMap<Key, IntentData> pendingMap; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 77 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 79 | protected ClusterService clusterService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 80 | |
| 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 82 | protected StorageService storageService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 83 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Madan Jampani | 1c96510 | 2016-01-13 14:34:16 -0800 | [diff] [blame] | 85 | protected IntentPartitionService partitionService; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 86 | |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 87 | private final AtomicLong sequenceNumber = new AtomicLong(0); |
| 88 | |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 89 | private EventuallyConsistentMapListener<Key, IntentData> |
| 90 | mapCurrentListener = new InternalCurrentListener(); |
| 91 | |
| 92 | private EventuallyConsistentMapListener<Key, IntentData> |
| 93 | mapPendingListener = new InternalPendingListener(); |
| 94 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 95 | @Activate |
| 96 | public void activate() { |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 97 | KryoNamespace.Builder intentSerializer = KryoNamespace.newBuilder() |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 98 | .register(KryoNamespaces.API) |
| 99 | .register(IntentData.class) |
HIGUCHI Yuta | 03666a3 | 2016-05-18 11:49:09 -0700 | [diff] [blame] | 100 | .register(MultiValuedTimestamp.class); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 101 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 102 | currentMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 103 | .withName("intent-current") |
| 104 | .withSerializer(intentSerializer) |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 105 | .withTimestampProvider((key, intentData) -> |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 106 | new MultiValuedTimestamp<>(intentData.version(), |
| 107 | sequenceNumber.getAndIncrement())) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 108 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 109 | .build(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 110 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 111 | pendingMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 112 | .withName("intent-pending") |
| 113 | .withSerializer(intentSerializer) |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 114 | .withTimestampProvider((key, intentData) -> intentData == null ? |
| 115 | new MultiValuedTimestamp<>(new WallClockTimestamp(), System.nanoTime()) : |
| 116 | new MultiValuedTimestamp<>(intentData.version(), System.nanoTime())) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 117 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 118 | .build(); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 119 | |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 120 | currentMap.addListener(mapCurrentListener); |
| 121 | pendingMap.addListener(mapPendingListener); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 122 | |
| 123 | log.info("Started"); |
| 124 | } |
| 125 | |
| 126 | @Deactivate |
| 127 | public void deactivate() { |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 128 | currentMap.removeListener(mapCurrentListener); |
| 129 | pendingMap.removeListener(mapPendingListener); |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 130 | currentMap.destroy(); |
| 131 | pendingMap.destroy(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 132 | |
| 133 | log.info("Stopped"); |
| 134 | } |
| 135 | |
| 136 | @Override |
| 137 | public long getIntentCount() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 138 | return currentMap.size(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | @Override |
| 142 | public Iterable<Intent> getIntents() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 143 | return currentMap.values().stream() |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 144 | .map(IntentData::intent) |
| 145 | .collect(Collectors.toList()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 146 | } |
| 147 | |
| 148 | @Override |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 149 | public Iterable<IntentData> getIntentData(boolean localOnly, long olderThan) { |
| 150 | if (localOnly || olderThan > 0) { |
| 151 | long now = System.currentTimeMillis(); |
| 152 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 153 | return currentMap.values().stream() |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 154 | .filter(data -> data.version().isOlderThan(time) && |
| 155 | (!localOnly || isMaster(data.key()))) |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 156 | .collect(Collectors.toList()); |
| 157 | } |
| 158 | return currentMap.values(); |
| 159 | } |
| 160 | |
| 161 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 162 | public IntentState getIntentState(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 163 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 164 | if (data != null) { |
| 165 | return data.state(); |
| 166 | } |
| 167 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 168 | } |
| 169 | |
| 170 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 171 | public List<Intent> getInstallableIntents(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 172 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 173 | if (data != null) { |
| 174 | return data.installables(); |
| 175 | } |
Sho SHIMIZU | 9fa6b8b | 2016-01-15 16:45:57 -0800 | [diff] [blame] | 176 | return ImmutableList.of(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 177 | } |
| 178 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 179 | @Override |
| 180 | public void write(IntentData newData) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 181 | checkNotNull(newData); |
| 182 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 183 | IntentData currentData = currentMap.get(newData.key()); |
Jonathan Hart | 72175c2 | 2015-03-24 18:55:58 -0700 | [diff] [blame] | 184 | if (IntentData.isUpdateAcceptable(currentData, newData)) { |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 185 | // Only the master is modifying the current state. Therefore assume |
| 186 | // this always succeeds |
Thomas Vachuska | 7d61ab2 | 2016-06-13 19:41:52 -0700 | [diff] [blame] | 187 | if (newData.state() == PURGE_REQ) { |
| 188 | if (currentData != null) { |
| 189 | currentMap.remove(newData.key(), currentData); |
| 190 | } else { |
| 191 | log.info("Gratuitous purge request for intent: {}", newData.key()); |
| 192 | } |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 193 | } else { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 194 | currentMap.put(newData.key(), new IntentData(newData)); |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 195 | } |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 196 | |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 197 | // Remove the intent data from the pending map if the newData is more |
| 198 | // recent or equal to the existing entry. |
| 199 | pendingMap.compute(newData.key(), (key, existingValue) -> { |
| 200 | if (existingValue == null || !existingValue.version().isNewerThan(newData.version())) { |
| 201 | return null; |
| 202 | } else { |
| 203 | return existingValue; |
| 204 | } |
| 205 | }); |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 206 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 207 | } |
| 208 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 209 | private Collection<NodeId> getPeerNodes(Key key, IntentData data) { |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 210 | NodeId master = partitionService.getLeader(key); |
| 211 | NodeId origin = (data != null) ? data.origin() : null; |
Jonathan Hart | 4a29c59 | 2015-09-23 17:55:07 -0700 | [diff] [blame] | 212 | if (data != null && (master == null || origin == null)) { |
Brian O'Connor | 6325dad | 2015-07-07 15:36:29 -0700 | [diff] [blame] | 213 | log.debug("Intent {} missing master and/or origin; master = {}, origin = {}", |
| 214 | key, master, origin); |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 215 | } |
| 216 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 217 | NodeId me = clusterService.getLocalNode().id(); |
| 218 | boolean isMaster = Objects.equals(master, me); |
| 219 | boolean isOrigin = Objects.equals(origin, me); |
| 220 | if (isMaster && isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 221 | return getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 222 | } else if (isMaster) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 223 | return origin != null ? ImmutableList.of(origin) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 224 | } else if (isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 225 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 226 | } else { |
Brian O'Connor | 6325dad | 2015-07-07 15:36:29 -0700 | [diff] [blame] | 227 | log.warn("No master or origin for intent {}", key); |
Brian O'Connor | 148ba2f | 2015-07-06 11:38:44 -0700 | [diff] [blame] | 228 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 229 | } |
| 230 | } |
| 231 | |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 232 | private List<NodeId> getRandomNode() { |
| 233 | NodeId me = clusterService.getLocalNode().id(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 234 | List<NodeId> nodes = clusterService.getNodes().stream() |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 235 | .map(ControllerNode::id) |
| 236 | .filter(node -> !Objects.equals(node, me)) |
| 237 | .collect(Collectors.toList()); |
Sho SHIMIZU | 27e1b92 | 2016-01-15 22:47:44 -0800 | [diff] [blame] | 238 | if (nodes.isEmpty()) { |
| 239 | return ImmutableList.of(); |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 240 | } |
| 241 | return ImmutableList.of(nodes.get(RandomUtils.nextInt(nodes.size()))); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 242 | } |
| 243 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 244 | @Override |
| 245 | public void batchWrite(Iterable<IntentData> updates) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 246 | updates.forEach(this::write); |
| 247 | } |
| 248 | |
| 249 | @Override |
| 250 | public Intent getIntent(Key key) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 251 | IntentData data = currentMap.get(key); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 252 | if (data != null) { |
| 253 | return data.intent(); |
| 254 | } |
| 255 | return null; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | @Override |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 259 | public IntentData getIntentData(Key key) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 260 | IntentData current = currentMap.get(key); |
| 261 | if (current == null) { |
| 262 | return null; |
| 263 | } |
| 264 | return new IntentData(current); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | @Override |
| 268 | public void addPending(IntentData data) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 269 | checkNotNull(data); |
| 270 | |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 271 | if (data.version() == null) { |
Sho SHIMIZU | 2f26fb2 | 2016-01-19 14:04:46 -0800 | [diff] [blame] | 272 | pendingMap.put(data.key(), new IntentData(data.intent(), data.state(), |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 273 | new WallClockTimestamp(), clusterService.getLocalNode().id())); |
Sho SHIMIZU | 2f26fb2 | 2016-01-19 14:04:46 -0800 | [diff] [blame] | 274 | } else { |
| 275 | pendingMap.put(data.key(), new IntentData(data.intent(), data.state(), |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 276 | data.version(), clusterService.getLocalNode().id())); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 277 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 278 | } |
| 279 | |
| 280 | @Override |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 281 | public boolean isMaster(Key intentKey) { |
| 282 | return partitionService.isMine(intentKey); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 283 | } |
| 284 | |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 285 | @Override |
| 286 | public Iterable<Intent> getPending() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 287 | return pendingMap.values().stream() |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 288 | .map(IntentData::intent) |
| 289 | .collect(Collectors.toList()); |
| 290 | } |
| 291 | |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 292 | @Override |
| 293 | public Iterable<IntentData> getPendingData() { |
| 294 | return pendingMap.values(); |
| 295 | } |
| 296 | |
| 297 | @Override |
| 298 | public Iterable<IntentData> getPendingData(boolean localOnly, long olderThan) { |
| 299 | long now = System.currentTimeMillis(); |
| 300 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
| 301 | return pendingMap.values().stream() |
| 302 | .filter(data -> data.version().isOlderThan(time) && |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 303 | (!localOnly || isMaster(data.key()))) |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 304 | .collect(Collectors.toList()); |
| 305 | } |
| 306 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 307 | private final class InternalCurrentListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 308 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 309 | @Override |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame] | 310 | public void event(EventuallyConsistentMapEvent<Key, IntentData> event) { |
| 311 | IntentData intentData = event.value(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 312 | |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame] | 313 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 314 | // The current intents map has been updated. If we are master for |
| 315 | // this intent's partition, notify the Manager that it should |
| 316 | // emit notifications about updated tracked resources. |
| 317 | if (delegate != null && isMaster(event.value().intent().key())) { |
| 318 | delegate.onUpdate(new IntentData(intentData)); // copy for safety, likely unnecessary |
| 319 | } |
Sho SHIMIZU | 96b39e2 | 2016-01-15 17:35:04 -0800 | [diff] [blame] | 320 | IntentEvent.getEvent(intentData).ifPresent(e -> notifyDelegate(e)); |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 321 | } |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 322 | } |
| 323 | } |
| 324 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 325 | private final class InternalPendingListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 326 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 327 | @Override |
| 328 | public void event( |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 329 | EventuallyConsistentMapEvent<Key, IntentData> event) { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 330 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 331 | // The pending intents map has been updated. If we are master for |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 332 | // this intent's partition, notify the Manager that it should do |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 333 | // some work. |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 334 | if (isMaster(event.value().intent().key())) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 335 | if (delegate != null) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 336 | delegate.process(new IntentData(event.value())); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 337 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 338 | } |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 339 | |
Sho SHIMIZU | 96b39e2 | 2016-01-15 17:35:04 -0800 | [diff] [blame] | 340 | IntentEvent.getEvent(event.value()).ifPresent(e -> notifyDelegate(e)); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 341 | } |
| 342 | } |
| 343 | } |
| 344 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 345 | } |
| 346 | |