Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -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 | 15b8ef5 | 2016-02-02 17:35:05 -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 | |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 18 | import java.io.File; |
Jordan Halterman | 1920123 | 2017-09-12 17:20:26 -0700 | [diff] [blame^] | 19 | import java.time.Duration; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 20 | import java.util.Collection; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 21 | import java.util.concurrent.CompletableFuture; |
| 22 | import java.util.function.Supplier; |
| 23 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 24 | import io.atomix.protocols.raft.RaftServer; |
| 25 | import io.atomix.protocols.raft.cluster.MemberId; |
| 26 | import io.atomix.protocols.raft.protocol.RaftServerProtocol; |
| 27 | import io.atomix.protocols.raft.storage.RaftStorage; |
| 28 | import io.atomix.storage.StorageLevel; |
| 29 | import org.onosproject.store.primitives.resources.impl.AtomixSerializerAdapter; |
Madan Jampani | e14a09c | 2016-02-11 10:43:21 -0800 | [diff] [blame] | 30 | import org.onosproject.store.service.PartitionInfo; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 31 | import org.onosproject.store.service.Serializer; |
Madan Jampani | fc98177 | 2016-02-16 09:46:42 -0800 | [diff] [blame] | 32 | import org.slf4j.Logger; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 33 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 34 | import static org.slf4j.LoggerFactory.getLogger; |
| 35 | |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 36 | /** |
| 37 | * {@link StoragePartition} server. |
| 38 | */ |
| 39 | public class StoragePartitionServer implements Managed<StoragePartitionServer> { |
| 40 | |
Madan Jampani | fc98177 | 2016-02-16 09:46:42 -0800 | [diff] [blame] | 41 | private final Logger log = getLogger(getClass()); |
| 42 | |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 43 | private static final int MAX_ENTRIES_PER_LOG_SEGMENT = 32768; |
Jordan Halterman | 035231e | 2017-07-18 08:39:07 -0700 | [diff] [blame] | 44 | private static final int MAX_SEGMENT_SIZE = 1024 * 1024 * 64; |
Jordan Halterman | 1920123 | 2017-09-12 17:20:26 -0700 | [diff] [blame^] | 45 | private static final long ELECTION_TIMEOUT_MILLIS = 2500; |
| 46 | private static final long HEARTBEAT_INTERVAL_MILLIS = 1000; |
| 47 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 48 | private final MemberId localMemberId; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 49 | private final StoragePartition partition; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 50 | private final Supplier<RaftServerProtocol> protocol; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 51 | private final File dataFolder; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 52 | private RaftServer server; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 53 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 54 | public StoragePartitionServer( |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 55 | StoragePartition partition, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 56 | MemberId localMemberId, |
| 57 | Supplier<RaftServerProtocol> protocol, |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 58 | File dataFolder) { |
| 59 | this.partition = partition; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 60 | this.localMemberId = localMemberId; |
| 61 | this.protocol = protocol; |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 62 | this.dataFolder = dataFolder; |
| 63 | } |
| 64 | |
| 65 | @Override |
| 66 | public CompletableFuture<Void> open() { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 67 | CompletableFuture<RaftServer> serverOpenFuture; |
| 68 | if (partition.getMemberIds().contains(localMemberId)) { |
Madan Jampani | 65f24bb | 2016-03-15 15:16:18 -0700 | [diff] [blame] | 69 | if (server != null && server.isRunning()) { |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 70 | return CompletableFuture.completedFuture(null); |
| 71 | } |
| 72 | synchronized (this) { |
Madan Jampani | 630e7ac | 2016-05-31 11:34:05 -0700 | [diff] [blame] | 73 | server = buildServer(); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 74 | } |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 75 | serverOpenFuture = server.bootstrap(partition.getMemberIds()); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 76 | } else { |
| 77 | serverOpenFuture = CompletableFuture.completedFuture(null); |
| 78 | } |
Madan Jampani | fc98177 | 2016-02-16 09:46:42 -0800 | [diff] [blame] | 79 | return serverOpenFuture.whenComplete((r, e) -> { |
| 80 | if (e == null) { |
| 81 | log.info("Successfully started server for partition {}", partition.getId()); |
| 82 | } else { |
| 83 | log.info("Failed to start server for partition {}", partition.getId(), e); |
| 84 | } |
| 85 | }).thenApply(v -> null); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 86 | } |
| 87 | |
| 88 | @Override |
| 89 | public CompletableFuture<Void> close() { |
Madan Jampani | 630e7ac | 2016-05-31 11:34:05 -0700 | [diff] [blame] | 90 | return server.shutdown(); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 91 | } |
| 92 | |
Madan Jampani | 3354745 | 2016-02-29 16:45:04 -0800 | [diff] [blame] | 93 | /** |
| 94 | * Closes the server and exits the partition. |
| 95 | * @return future that is completed when the operation is complete |
| 96 | */ |
| 97 | public CompletableFuture<Void> closeAndExit() { |
Madan Jampani | 630e7ac | 2016-05-31 11:34:05 -0700 | [diff] [blame] | 98 | return server.leave(); |
Madan Jampani | 3354745 | 2016-02-29 16:45:04 -0800 | [diff] [blame] | 99 | } |
| 100 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 101 | private RaftServer buildServer() { |
| 102 | RaftServer.Builder builder = RaftServer.newBuilder(localMemberId) |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 103 | .withName("partition-" + partition.getId()) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 104 | .withProtocol(protocol.get()) |
Jordan Halterman | 1920123 | 2017-09-12 17:20:26 -0700 | [diff] [blame^] | 105 | .withElectionTimeout(Duration.ofMillis(ELECTION_TIMEOUT_MILLIS)) |
| 106 | .withHeartbeatInterval(Duration.ofMillis(HEARTBEAT_INTERVAL_MILLIS)) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 107 | .withStorage(RaftStorage.newBuilder() |
Jordan Halterman | 1920123 | 2017-09-12 17:20:26 -0700 | [diff] [blame^] | 108 | .withStorageLevel(StorageLevel.MAPPED) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 109 | .withSerializer(new AtomixSerializerAdapter(Serializer.using(StorageNamespaces.RAFT_STORAGE))) |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 110 | .withDirectory(dataFolder) |
| 111 | .withMaxEntriesPerSegment(MAX_ENTRIES_PER_LOG_SEGMENT) |
Jordan Halterman | 035231e | 2017-07-18 08:39:07 -0700 | [diff] [blame] | 112 | .withMaxSegmentSize(MAX_SEGMENT_SIZE) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 113 | .build()); |
| 114 | StoragePartition.RAFT_SERVICES.forEach(builder::addService); |
| 115 | return builder.build(); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 116 | } |
| 117 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 118 | public CompletableFuture<Void> join(Collection<MemberId> otherMembers) { |
Madan Jampani | 630e7ac | 2016-05-31 11:34:05 -0700 | [diff] [blame] | 119 | server = buildServer(); |
| 120 | return server.join(otherMembers).whenComplete((r, e) -> { |
Madan Jampani | f172d40 | 2016-03-04 00:56:38 -0800 | [diff] [blame] | 121 | if (e == null) { |
| 122 | log.info("Successfully joined partition {}", partition.getId()); |
| 123 | } else { |
| 124 | log.info("Failed to join partition {}", partition.getId(), e); |
| 125 | } |
| 126 | }).thenApply(v -> null); |
| 127 | } |
| 128 | |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 129 | @Override |
| 130 | public boolean isOpen() { |
Madan Jampani | 65f24bb | 2016-03-15 15:16:18 -0700 | [diff] [blame] | 131 | return server.isRunning(); |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 132 | } |
Madan Jampani | e14a09c | 2016-02-11 10:43:21 -0800 | [diff] [blame] | 133 | |
| 134 | /** |
| 135 | * Returns the partition information. |
| 136 | * @return partition info |
| 137 | */ |
| 138 | public PartitionInfo info() { |
| 139 | return new StoragePartitionDetails(partition.getId(), |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 140 | server.cluster().getMembers(), |
| 141 | server.cluster().getMembers(), |
| 142 | server.cluster().getLeader(), |
| 143 | server.cluster().getTerm()).toPartitionInfo(); |
Madan Jampani | e14a09c | 2016-02-11 10:43:21 -0800 | [diff] [blame] | 144 | } |
Madan Jampani | 15b8ef5 | 2016-02-02 17:35:05 -0800 | [diff] [blame] | 145 | } |