Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -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.primitives.impl; |
| 17 | |
Jordan Halterman | cb1e02c | 2017-08-25 16:20:43 -0700 | [diff] [blame] | 18 | import java.util.List; |
| 19 | import java.util.Map; |
| 20 | import java.util.Set; |
| 21 | import java.util.TreeMap; |
| 22 | import java.util.function.Function; |
| 23 | |
Jordan Halterman | c955df7 | 2017-02-04 20:43:28 -0800 | [diff] [blame] | 24 | import com.google.common.base.Charsets; |
| 25 | import com.google.common.collect.ImmutableSet; |
| 26 | import com.google.common.collect.Lists; |
| 27 | import com.google.common.collect.Maps; |
| 28 | import com.google.common.collect.Sets; |
Yuta HIGUCHI | 796a78d | 2017-11-03 14:09:59 -0700 | [diff] [blame] | 29 | import com.google.common.hash.Funnel; |
| 30 | import com.google.common.hash.Funnels; |
Jordan Halterman | c955df7 | 2017-02-04 20:43:28 -0800 | [diff] [blame] | 31 | import com.google.common.hash.Hashing; |
Jordan Halterman | e7f363e | 2017-07-28 16:52:20 -0700 | [diff] [blame] | 32 | import org.onlab.util.HexString; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 33 | import org.onosproject.cluster.PartitionId; |
| 34 | import org.onosproject.store.primitives.DistributedPrimitiveCreator; |
| 35 | import org.onosproject.store.service.AsyncAtomicCounter; |
Jordan Halterman | c955df7 | 2017-02-04 20:43:28 -0800 | [diff] [blame] | 36 | import org.onosproject.store.service.AsyncAtomicCounterMap; |
Jordan Halterman | 5a1053e | 2017-05-19 18:03:47 -0700 | [diff] [blame] | 37 | import org.onosproject.store.service.AsyncAtomicIdGenerator; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 38 | import org.onosproject.store.service.AsyncAtomicValue; |
| 39 | import org.onosproject.store.service.AsyncConsistentMap; |
Aaron Kruglikov | 61582a0 | 2016-09-06 13:18:58 -0700 | [diff] [blame] | 40 | import org.onosproject.store.service.AsyncConsistentMultimap; |
Aaron Kruglikov | ed88ff6 | 2016-08-01 16:02:09 -0700 | [diff] [blame] | 41 | import org.onosproject.store.service.AsyncConsistentTreeMap; |
Jordan Halterman | 4743258 | 2018-01-25 16:56:45 -0800 | [diff] [blame] | 42 | import org.onosproject.store.service.AsyncDistributedLock; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 43 | import org.onosproject.store.service.AsyncDistributedSet; |
Madan Jampani | 2914e4e | 2016-09-13 17:48:56 -0700 | [diff] [blame] | 44 | import org.onosproject.store.service.AsyncDocumentTree; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 45 | import org.onosproject.store.service.AsyncLeaderElector; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 46 | import org.onosproject.store.service.AtomicCounterMapOptions; |
| 47 | import org.onosproject.store.service.AtomicCounterOptions; |
| 48 | import org.onosproject.store.service.AtomicIdGeneratorOptions; |
| 49 | import org.onosproject.store.service.AtomicValueOptions; |
| 50 | import org.onosproject.store.service.ConsistentMapOptions; |
| 51 | import org.onosproject.store.service.ConsistentMultimapOptions; |
| 52 | import org.onosproject.store.service.ConsistentTreeMapOptions; |
| 53 | import org.onosproject.store.service.DistributedLockOptions; |
| 54 | import org.onosproject.store.service.DistributedSetOptions; |
Jordan Halterman | cb1e02c | 2017-08-25 16:20:43 -0700 | [diff] [blame] | 55 | import org.onosproject.store.service.DocumentPath; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 56 | import org.onosproject.store.service.DocumentTreeOptions; |
| 57 | import org.onosproject.store.service.LeaderElectorOptions; |
Madan Jampani | 819d61d | 2016-07-25 20:29:43 -0700 | [diff] [blame] | 58 | import org.onosproject.store.service.WorkQueue; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 59 | import org.onosproject.store.service.WorkQueueOptions; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 60 | |
Jordan Halterman | c955df7 | 2017-02-04 20:43:28 -0800 | [diff] [blame] | 61 | import static com.google.common.base.Preconditions.checkNotNull; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 62 | |
| 63 | /** |
| 64 | * {@code DistributedPrimitiveCreator} that federates responsibility for creating |
| 65 | * distributed primitives to a collection of other {@link DistributedPrimitiveCreator creators}. |
| 66 | */ |
| 67 | public class FederatedDistributedPrimitiveCreator implements DistributedPrimitiveCreator { |
Yuta HIGUCHI | 796a78d | 2017-11-03 14:09:59 -0700 | [diff] [blame] | 68 | |
| 69 | private static final Funnel<Iterable<? extends CharSequence>> STR_LIST_FUNNEL = |
| 70 | Funnels.sequentialFunnel(Funnels.unencodedCharsFunnel()); |
| 71 | |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 72 | private final TreeMap<PartitionId, DistributedPrimitiveCreator> members; |
| 73 | private final List<PartitionId> sortedMemberPartitionIds; |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 74 | private final int buckets; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 75 | |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 76 | public FederatedDistributedPrimitiveCreator(Map<PartitionId, DistributedPrimitiveCreator> members, int buckets) { |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 77 | this.members = Maps.newTreeMap(); |
| 78 | this.members.putAll(checkNotNull(members)); |
| 79 | this.sortedMemberPartitionIds = Lists.newArrayList(members.keySet()); |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 80 | this.buckets = buckets; |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 81 | } |
| 82 | |
| 83 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 84 | public <K, V> AsyncConsistentMap<K, V> newAsyncConsistentMap(ConsistentMapOptions options) { |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 85 | Map<PartitionId, AsyncConsistentMap<byte[], byte[]>> maps = |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 86 | Maps.transformValues(members, |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 87 | partition -> DistributedPrimitives.newTranscodingMap( |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 88 | partition.<String, byte[]>newAsyncConsistentMap(options.name(), null), |
Jordan Halterman | 93fd012 | 2017-08-03 21:38:36 -0700 | [diff] [blame] | 89 | HexString::toHexString, |
| 90 | HexString::fromHexString, |
| 91 | Function.identity(), |
| 92 | Function.identity())); |
| 93 | Hasher<byte[]> hasher = key -> { |
| 94 | int bucket = Math.abs(Hashing.murmur3_32().hashBytes(key).asInt()) % buckets; |
| 95 | return sortedMemberPartitionIds.get(Hashing.consistentHash(bucket, sortedMemberPartitionIds.size())); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 96 | }; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 97 | AsyncConsistentMap<byte[], byte[]> partitionedMap = |
| 98 | new PartitionedAsyncConsistentMap<>(options.name(), maps, hasher); |
Jordan Halterman | e7f363e | 2017-07-28 16:52:20 -0700 | [diff] [blame] | 99 | return DistributedPrimitives.newTranscodingMap(partitionedMap, |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 100 | key -> options.serializer().encode(key), |
| 101 | bytes -> options.serializer().decode(bytes), |
| 102 | value -> value == null ? null : options.serializer().encode(value), |
| 103 | bytes -> options.serializer().decode(bytes)); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 107 | public <V> AsyncConsistentTreeMap<V> newAsyncConsistentTreeMap(ConsistentTreeMapOptions options) { |
| 108 | return getCreator(options.name()).newAsyncConsistentTreeMap(options.name(), options.serializer()); |
Aaron Kruglikov | ed88ff6 | 2016-08-01 16:02:09 -0700 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 112 | public <K, V> AsyncConsistentMultimap<K, V> newAsyncConsistentSetMultimap(ConsistentMultimapOptions options) { |
| 113 | return getCreator(options.name()).newAsyncConsistentSetMultimap(options); |
Aaron Kruglikov | 61582a0 | 2016-09-06 13:18:58 -0700 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 117 | public <E> AsyncDistributedSet<E> newAsyncDistributedSet(DistributedSetOptions options) { |
| 118 | return DistributedPrimitives.newSetFromMap(newAsyncConsistentMap(options.name(), options.serializer())); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 122 | public <K> AsyncAtomicCounterMap<K> newAsyncAtomicCounterMap(AtomicCounterMapOptions options) { |
| 123 | return getCreator(options.name()).newAsyncAtomicCounterMap(options); |
Jordan Halterman | c955df7 | 2017-02-04 20:43:28 -0800 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 127 | public AsyncAtomicCounter newAsyncCounter(AtomicCounterOptions options) { |
| 128 | return getCreator(options.name()).newAsyncCounter(options); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 132 | public AsyncAtomicIdGenerator newAsyncIdGenerator(AtomicIdGeneratorOptions options) { |
| 133 | return getCreator(options.name()).newAsyncIdGenerator(options); |
Jordan Halterman | 5a1053e | 2017-05-19 18:03:47 -0700 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 137 | public <V> AsyncAtomicValue<V> newAsyncAtomicValue(AtomicValueOptions options) { |
| 138 | return getCreator(options.name()).newAsyncAtomicValue(options); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 142 | public AsyncDistributedLock newAsyncDistributedLock(DistributedLockOptions options) { |
| 143 | return getCreator(options.name()).newAsyncDistributedLock(options); |
Jordan Halterman | 4743258 | 2018-01-25 16:56:45 -0800 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 147 | public AsyncLeaderElector newAsyncLeaderElector(LeaderElectorOptions options) { |
Madan Jampani | 27077eb | 2016-02-22 14:38:32 -0800 | [diff] [blame] | 148 | Map<PartitionId, AsyncLeaderElector> leaderElectors = |
| 149 | Maps.transformValues(members, |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 150 | partition -> partition.newAsyncLeaderElector(options)); |
Madan Jampani | 27077eb | 2016-02-22 14:38:32 -0800 | [diff] [blame] | 151 | Hasher<String> hasher = topic -> { |
Madan Jampani | 2843ec8 | 2016-06-02 14:08:16 -0700 | [diff] [blame] | 152 | int hashCode = Hashing.sha256().hashString(topic, Charsets.UTF_8).asInt(); |
| 153 | return sortedMemberPartitionIds.get(Math.abs(hashCode) % members.size()); |
Madan Jampani | 27077eb | 2016-02-22 14:38:32 -0800 | [diff] [blame] | 154 | }; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 155 | return new PartitionedAsyncLeaderElector(options.name(), leaderElectors, hasher); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 156 | } |
| 157 | |
Madan Jampani | e14a09c | 2016-02-11 10:43:21 -0800 | [diff] [blame] | 158 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 159 | public <E> WorkQueue<E> newWorkQueue(WorkQueueOptions options) { |
| 160 | return getCreator(options.name()).newWorkQueue(options); |
Madan Jampani | 35708a9 | 2016-07-06 10:48:19 -0700 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | @Override |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 164 | public <V> AsyncDocumentTree<V> newAsyncDocumentTree(DocumentTreeOptions options) { |
Jordan Halterman | cb1e02c | 2017-08-25 16:20:43 -0700 | [diff] [blame] | 165 | Map<PartitionId, AsyncDocumentTree<V>> trees = |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 166 | Maps.transformValues(members, part -> part.<V>newAsyncDocumentTree(options)); |
Jordan Halterman | cb1e02c | 2017-08-25 16:20:43 -0700 | [diff] [blame] | 167 | Hasher<DocumentPath> hasher = key -> { |
Yuta HIGUCHI | 796a78d | 2017-11-03 14:09:59 -0700 | [diff] [blame] | 168 | int bucket = (key == null) ? 0 : |
| 169 | Math.abs(Hashing.murmur3_32() |
| 170 | .hashObject(key.pathElements(), STR_LIST_FUNNEL) |
| 171 | .asInt()) % buckets; |
Jordan Halterman | cb1e02c | 2017-08-25 16:20:43 -0700 | [diff] [blame] | 172 | return sortedMemberPartitionIds.get(Hashing.consistentHash(bucket, sortedMemberPartitionIds.size())); |
| 173 | }; |
Jordan Halterman | 2c04599 | 2018-03-20 21:33:00 -0700 | [diff] [blame^] | 174 | return new PartitionedAsyncDocumentTree<>(options.name(), trees, hasher); |
Madan Jampani | 2914e4e | 2016-09-13 17:48:56 -0700 | [diff] [blame] | 175 | } |
| 176 | |
| 177 | @Override |
Madan Jampani | e14a09c | 2016-02-11 10:43:21 -0800 | [diff] [blame] | 178 | public Set<String> getAsyncConsistentMapNames() { |
| 179 | return members.values() |
| 180 | .stream() |
| 181 | .map(DistributedPrimitiveCreator::getAsyncConsistentMapNames) |
| 182 | .reduce(Sets::union) |
| 183 | .orElse(ImmutableSet.of()); |
| 184 | } |
| 185 | |
| 186 | @Override |
| 187 | public Set<String> getAsyncAtomicCounterNames() { |
| 188 | return members.values() |
| 189 | .stream() |
| 190 | .map(DistributedPrimitiveCreator::getAsyncAtomicCounterNames) |
| 191 | .reduce(Sets::union) |
| 192 | .orElse(ImmutableSet.of()); |
| 193 | } |
| 194 | |
Madan Jampani | 35708a9 | 2016-07-06 10:48:19 -0700 | [diff] [blame] | 195 | @Override |
| 196 | public Set<String> getWorkQueueNames() { |
| 197 | return members.values() |
| 198 | .stream() |
| 199 | .map(DistributedPrimitiveCreator::getWorkQueueNames) |
| 200 | .reduce(Sets::union) |
| 201 | .orElse(ImmutableSet.of()); |
| 202 | } |
| 203 | |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 204 | /** |
| 205 | * Returns the {@code DistributedPrimitiveCreator} to use for hosting a primitive. |
| 206 | * @param name primitive name |
| 207 | * @return primitive creator |
| 208 | */ |
| 209 | private DistributedPrimitiveCreator getCreator(String name) { |
Madan Jampani | 2843ec8 | 2016-06-02 14:08:16 -0700 | [diff] [blame] | 210 | int hashCode = Hashing.sha256().hashString(name, Charsets.UTF_8).asInt(); |
| 211 | return members.get(sortedMemberPartitionIds.get(Math.abs(hashCode) % members.size())); |
Madan Jampani | 551d0d2 | 2016-02-01 12:51:48 -0800 | [diff] [blame] | 212 | } |
| 213 | } |