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; |
Brian Stanke | 11f6d53 | 2016-07-05 16:17:59 -0400 | [diff] [blame] | 30 | import org.onosproject.incubator.net.virtual.NetworkId; |
| 31 | import org.onosproject.incubator.net.virtual.VirtualNetworkIntent; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 32 | import org.onosproject.net.intent.Intent; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 33 | import org.onosproject.net.intent.IntentData; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 34 | import org.onosproject.net.intent.IntentEvent; |
Madan Jampani | 3b8101a | 2016-09-15 13:22:01 -0700 | [diff] [blame] | 35 | import org.onosproject.net.intent.WorkPartitionService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 36 | import org.onosproject.net.intent.IntentState; |
| 37 | import org.onosproject.net.intent.IntentStore; |
| 38 | import org.onosproject.net.intent.IntentStoreDelegate; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 39 | import org.onosproject.net.intent.Key; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 40 | import org.onosproject.store.AbstractStore; |
Brian O'Connor | 3822430 | 2016-08-02 22:03:01 -0700 | [diff] [blame] | 41 | import org.onosproject.store.Timestamp; |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 42 | import org.onosproject.store.serializers.KryoNamespaces; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 43 | import org.onosproject.store.service.EventuallyConsistentMap; |
| 44 | import org.onosproject.store.service.EventuallyConsistentMapEvent; |
| 45 | import org.onosproject.store.service.EventuallyConsistentMapListener; |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 46 | import org.onosproject.store.service.MultiValuedTimestamp; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 47 | import org.onosproject.store.service.StorageService; |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 48 | import org.onosproject.store.service.WallClockTimestamp; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 49 | import org.slf4j.Logger; |
| 50 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 51 | import java.util.Collection; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 52 | import java.util.List; |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 53 | import java.util.Objects; |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 54 | import java.util.concurrent.atomic.AtomicLong; |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 55 | import java.util.stream.Collectors; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 56 | |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 57 | import static com.google.common.base.Preconditions.checkNotNull; |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 58 | import static org.onosproject.net.intent.IntentState.PURGE_REQ; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 59 | import static org.slf4j.LoggerFactory.getLogger; |
| 60 | |
| 61 | /** |
| 62 | * Manages inventory of Intents in a distributed data store that uses optimistic |
| 63 | * replication and gossip based techniques. |
| 64 | */ |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 65 | //FIXME we should listen for leadership changes. if the local instance has just |
| 66 | // ... become a leader, scan the pending map and process those |
Sho SHIMIZU | 5c396e3 | 2016-08-12 15:19:12 -0700 | [diff] [blame] | 67 | @Component(immediate = true) |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 68 | @Service |
| 69 | public class GossipIntentStore |
| 70 | extends AbstractStore<IntentEvent, IntentStoreDelegate> |
| 71 | implements IntentStore { |
| 72 | |
| 73 | private final Logger log = getLogger(getClass()); |
| 74 | |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 75 | // Map of intent key => current intent state |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 76 | private EventuallyConsistentMap<Key, IntentData> currentMap; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 77 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 78 | // Map of intent key => pending intent operation |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 79 | private EventuallyConsistentMap<Key, IntentData> pendingMap; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 80 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 82 | protected ClusterService clusterService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 83 | |
| 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 85 | protected StorageService storageService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 86 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 87 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Madan Jampani | 3b8101a | 2016-09-15 13:22:01 -0700 | [diff] [blame] | 88 | protected WorkPartitionService partitionService; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 89 | |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 90 | private final AtomicLong sequenceNumber = new AtomicLong(0); |
| 91 | |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 92 | private EventuallyConsistentMapListener<Key, IntentData> |
| 93 | mapCurrentListener = new InternalCurrentListener(); |
| 94 | |
| 95 | private EventuallyConsistentMapListener<Key, IntentData> |
| 96 | mapPendingListener = new InternalPendingListener(); |
| 97 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 98 | @Activate |
| 99 | public void activate() { |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 100 | KryoNamespace.Builder intentSerializer = KryoNamespace.newBuilder() |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 101 | .register(KryoNamespaces.API) |
| 102 | .register(IntentData.class) |
Brian Stanke | 11f6d53 | 2016-07-05 16:17:59 -0400 | [diff] [blame] | 103 | .register(VirtualNetworkIntent.class) |
| 104 | .register(NetworkId.class) |
HIGUCHI Yuta | 03666a3 | 2016-05-18 11:49:09 -0700 | [diff] [blame] | 105 | .register(MultiValuedTimestamp.class); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 106 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 107 | currentMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 108 | .withName("intent-current") |
| 109 | .withSerializer(intentSerializer) |
Madan Jampani | bcf1a48 | 2015-06-24 19:05:56 -0700 | [diff] [blame] | 110 | .withTimestampProvider((key, intentData) -> |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 111 | new MultiValuedTimestamp<>(intentData.version(), |
| 112 | sequenceNumber.getAndIncrement())) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 113 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 114 | .build(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 115 | |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 116 | pendingMap = storageService.<Key, IntentData>eventuallyConsistentMapBuilder() |
| 117 | .withName("intent-pending") |
| 118 | .withSerializer(intentSerializer) |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 119 | .withTimestampProvider((key, intentData) -> intentData == null ? |
| 120 | new MultiValuedTimestamp<>(new WallClockTimestamp(), System.nanoTime()) : |
| 121 | new MultiValuedTimestamp<>(intentData.version(), System.nanoTime())) |
Jonathan Hart | 6ec029a | 2015-03-24 17:12:35 -0700 | [diff] [blame] | 122 | .withPeerUpdateFunction((key, intentData) -> getPeerNodes(key, intentData)) |
| 123 | .build(); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 124 | |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 125 | currentMap.addListener(mapCurrentListener); |
| 126 | pendingMap.addListener(mapPendingListener); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 127 | |
| 128 | log.info("Started"); |
| 129 | } |
| 130 | |
| 131 | @Deactivate |
| 132 | public void deactivate() { |
Frank Wang | e0eb5ce | 2016-07-01 18:21:25 +0800 | [diff] [blame] | 133 | currentMap.removeListener(mapCurrentListener); |
| 134 | pendingMap.removeListener(mapPendingListener); |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 135 | currentMap.destroy(); |
| 136 | pendingMap.destroy(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 137 | |
| 138 | log.info("Stopped"); |
| 139 | } |
| 140 | |
| 141 | @Override |
| 142 | public long getIntentCount() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 143 | return currentMap.size(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | @Override |
| 147 | public Iterable<Intent> getIntents() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 148 | return currentMap.values().stream() |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 149 | .map(IntentData::intent) |
| 150 | .collect(Collectors.toList()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 151 | } |
| 152 | |
| 153 | @Override |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 154 | public Iterable<IntentData> getIntentData(boolean localOnly, long olderThan) { |
| 155 | if (localOnly || olderThan > 0) { |
| 156 | long now = System.currentTimeMillis(); |
| 157 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 158 | return currentMap.values().stream() |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 159 | .filter(data -> data.version().isOlderThan(time) && |
| 160 | (!localOnly || isMaster(data.key()))) |
Brian O'Connor | 3c58e96 | 2015-04-28 23:21:51 -0700 | [diff] [blame] | 161 | .collect(Collectors.toList()); |
| 162 | } |
| 163 | return currentMap.values(); |
| 164 | } |
| 165 | |
| 166 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 167 | public IntentState getIntentState(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 168 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 169 | if (data != null) { |
| 170 | return data.state(); |
| 171 | } |
| 172 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 176 | public List<Intent> getInstallableIntents(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 177 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 178 | if (data != null) { |
| 179 | return data.installables(); |
| 180 | } |
Sho SHIMIZU | 9fa6b8b | 2016-01-15 16:45:57 -0800 | [diff] [blame] | 181 | return ImmutableList.of(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 182 | } |
| 183 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 184 | @Override |
| 185 | public void write(IntentData newData) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 186 | checkNotNull(newData); |
| 187 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 188 | IntentData currentData = currentMap.get(newData.key()); |
Jonathan Hart | 72175c2 | 2015-03-24 18:55:58 -0700 | [diff] [blame] | 189 | if (IntentData.isUpdateAcceptable(currentData, newData)) { |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 190 | // Only the master is modifying the current state. Therefore assume |
| 191 | // this always succeeds |
Thomas Vachuska | 7d61ab2 | 2016-06-13 19:41:52 -0700 | [diff] [blame] | 192 | if (newData.state() == PURGE_REQ) { |
| 193 | if (currentData != null) { |
| 194 | currentMap.remove(newData.key(), currentData); |
| 195 | } else { |
| 196 | log.info("Gratuitous purge request for intent: {}", newData.key()); |
| 197 | } |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 198 | } else { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 199 | currentMap.put(newData.key(), new IntentData(newData)); |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 200 | } |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 201 | |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 202 | // Remove the intent data from the pending map if the newData is more |
| 203 | // recent or equal to the existing entry. |
| 204 | pendingMap.compute(newData.key(), (key, existingValue) -> { |
| 205 | if (existingValue == null || !existingValue.version().isNewerThan(newData.version())) { |
| 206 | return null; |
| 207 | } else { |
| 208 | return existingValue; |
| 209 | } |
| 210 | }); |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 211 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 212 | } |
| 213 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 214 | private Collection<NodeId> getPeerNodes(Key key, IntentData data) { |
Madan Jampani | 3b8101a | 2016-09-15 13:22:01 -0700 | [diff] [blame] | 215 | NodeId master = partitionService.getLeader(key, Key::hash); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 216 | NodeId origin = (data != null) ? data.origin() : null; |
Jonathan Hart | 4a29c59 | 2015-09-23 17:55:07 -0700 | [diff] [blame] | 217 | if (data != null && (master == null || origin == null)) { |
Brian O'Connor | 6325dad | 2015-07-07 15:36:29 -0700 | [diff] [blame] | 218 | log.debug("Intent {} missing master and/or origin; master = {}, origin = {}", |
| 219 | key, master, origin); |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 220 | } |
| 221 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 222 | NodeId me = clusterService.getLocalNode().id(); |
| 223 | boolean isMaster = Objects.equals(master, me); |
| 224 | boolean isOrigin = Objects.equals(origin, me); |
| 225 | if (isMaster && isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 226 | return getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 227 | } else if (isMaster) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 228 | return origin != null ? ImmutableList.of(origin) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 229 | } else if (isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 230 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 231 | } else { |
Brian O'Connor | 6325dad | 2015-07-07 15:36:29 -0700 | [diff] [blame] | 232 | log.warn("No master or origin for intent {}", key); |
Brian O'Connor | 148ba2f | 2015-07-06 11:38:44 -0700 | [diff] [blame] | 233 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 234 | } |
| 235 | } |
| 236 | |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 237 | private List<NodeId> getRandomNode() { |
| 238 | NodeId me = clusterService.getLocalNode().id(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 239 | List<NodeId> nodes = clusterService.getNodes().stream() |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 240 | .map(ControllerNode::id) |
| 241 | .filter(node -> !Objects.equals(node, me)) |
| 242 | .collect(Collectors.toList()); |
Sho SHIMIZU | 27e1b92 | 2016-01-15 22:47:44 -0800 | [diff] [blame] | 243 | if (nodes.isEmpty()) { |
| 244 | return ImmutableList.of(); |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 245 | } |
| 246 | return ImmutableList.of(nodes.get(RandomUtils.nextInt(nodes.size()))); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 247 | } |
| 248 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 249 | @Override |
| 250 | public void batchWrite(Iterable<IntentData> updates) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 251 | updates.forEach(this::write); |
| 252 | } |
| 253 | |
| 254 | @Override |
| 255 | public Intent getIntent(Key key) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 256 | IntentData data = currentMap.get(key); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 257 | if (data != null) { |
| 258 | return data.intent(); |
| 259 | } |
| 260 | return null; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 261 | } |
| 262 | |
| 263 | @Override |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 264 | public IntentData getIntentData(Key key) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 265 | IntentData current = currentMap.get(key); |
| 266 | if (current == null) { |
| 267 | return null; |
| 268 | } |
| 269 | return new IntentData(current); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 270 | } |
| 271 | |
| 272 | @Override |
| 273 | public void addPending(IntentData data) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 274 | checkNotNull(data); |
| 275 | |
Brian O'Connor | 3822430 | 2016-08-02 22:03:01 -0700 | [diff] [blame] | 276 | Timestamp version = data.version() != null ? data.version() : new WallClockTimestamp(); |
| 277 | pendingMap.compute(data.key(), (key, existingValue) -> { |
| 278 | if (existingValue == null || existingValue.version().isOlderThan(version)) { |
| 279 | return new IntentData(data.intent(), data.state(), |
| 280 | version, clusterService.getLocalNode().id()); |
| 281 | } else { |
| 282 | return existingValue; |
| 283 | } |
| 284 | }); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | @Override |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 288 | public boolean isMaster(Key intentKey) { |
Madan Jampani | 3b8101a | 2016-09-15 13:22:01 -0700 | [diff] [blame] | 289 | return partitionService.isMine(intentKey, Key::hash); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 290 | } |
| 291 | |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 292 | @Override |
| 293 | public Iterable<Intent> getPending() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 294 | return pendingMap.values().stream() |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 295 | .map(IntentData::intent) |
| 296 | .collect(Collectors.toList()); |
| 297 | } |
| 298 | |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 299 | @Override |
| 300 | public Iterable<IntentData> getPendingData() { |
| 301 | return pendingMap.values(); |
| 302 | } |
| 303 | |
| 304 | @Override |
| 305 | public Iterable<IntentData> getPendingData(boolean localOnly, long olderThan) { |
| 306 | long now = System.currentTimeMillis(); |
| 307 | final WallClockTimestamp time = new WallClockTimestamp(now - olderThan); |
| 308 | return pendingMap.values().stream() |
| 309 | .filter(data -> data.version().isOlderThan(time) && |
Brian Stanke | 2617dac | 2016-05-03 16:15:44 -0400 | [diff] [blame] | 310 | (!localOnly || isMaster(data.key()))) |
Brian O'Connor | a6c9b5c | 2015-04-29 22:38:29 -0700 | [diff] [blame] | 311 | .collect(Collectors.toList()); |
| 312 | } |
| 313 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 314 | private final class InternalCurrentListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 315 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 316 | @Override |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame] | 317 | public void event(EventuallyConsistentMapEvent<Key, IntentData> event) { |
| 318 | IntentData intentData = event.value(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 319 | |
Thomas Vachuska | c46af20 | 2015-06-03 16:43:27 -0700 | [diff] [blame] | 320 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 321 | // The current intents map has been updated. If we are master for |
| 322 | // this intent's partition, notify the Manager that it should |
| 323 | // emit notifications about updated tracked resources. |
| 324 | if (delegate != null && isMaster(event.value().intent().key())) { |
| 325 | delegate.onUpdate(new IntentData(intentData)); // copy for safety, likely unnecessary |
| 326 | } |
Sho SHIMIZU | 96b39e2 | 2016-01-15 17:35:04 -0800 | [diff] [blame] | 327 | IntentEvent.getEvent(intentData).ifPresent(e -> notifyDelegate(e)); |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 328 | } |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 329 | } |
| 330 | } |
| 331 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 332 | private final class InternalPendingListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 333 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 334 | @Override |
| 335 | public void event( |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 336 | EventuallyConsistentMapEvent<Key, IntentData> event) { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 337 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 338 | // The pending intents map has been updated. If we are master for |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 339 | // this intent's partition, notify the Manager that it should do |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 340 | // some work. |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 341 | if (isMaster(event.value().intent().key())) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 342 | if (delegate != null) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 343 | delegate.process(new IntentData(event.value())); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 344 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 345 | } |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 346 | |
Sho SHIMIZU | 96b39e2 | 2016-01-15 17:35:04 -0800 | [diff] [blame] | 347 | IntentEvent.getEvent(event.value()).ifPresent(e -> notifyDelegate(e)); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 348 | } |
| 349 | } |
| 350 | } |
| 351 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 352 | } |
| 353 | |