Package net.kuujo.copycat.internal.log

Examples of net.kuujo.copycat.internal.log.SnapshotEntry

88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
  }

  public void testCompactEndOfLog() throws Exception {
    appendEntries();
    log.compact(5,
      new SnapshotEntry(1, new ClusterConfig()
        .withLocalMember(new Member("foo"))
        .withRemoteMembers(new Member("bar"), new Member("baz")), "Hello world!".getBytes()));

    assertEquals(log.firstIndex(), 5);
    assertEquals(log.lastIndex(), 5);
    SnapshotEntry entry = log.getEntry(5);
    assertEquals(entry.term(), 1);
    assertEquals("Hello world!", new String(entry.data()));
  }
View Full Code Here
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
  }

  public void testCompactMiddleOfLog() throws Exception {
    appendEntries();
    log.compact(3,
      new SnapshotEntry(1, new ClusterConfig()
        .withLocalMember(new Member("foo"))
        .withRemoteMembers(new Member("bar"), new Member("baz")), "Hello world!".getBytes()));

    assertEquals(log.firstIndex(), 3);
    assertEquals(log.lastIndex(), 5);
    SnapshotEntry entry = log.getEntry(3);
    assertEquals(entry.term(), 1);
    assertEquals("Hello world!", new String(entry.data()));
    OperationEntry entry2 = log.getEntry(4);
    assertEquals(entry2.term(), 1);
    assertEquals("bar", entry2.operation());
    OperationEntry entry3 = log.getEntry(5);
    assertEquals(entry3.term(), 1);
View Full Code Here
203
204
205
206
207
208
209
210
211
212
213
    log.appendEntry(new OperationEntry(1, "foo", "bar"));
    assertNotEquals(size, size = log.size());
  }

  private void appendEntries() {
    log.appendEntry(new SnapshotEntry(1, new ClusterConfig()
      .withLocalMember(new Member("foo"))
      .withRemoteMembers(new Member("bar"), new Member("baz")), new byte[10]));
    log.appendEntry(new ConfigurationEntry(1, new ClusterConfig()
      .withLocalMember(new Member("foo"))
      .withRemoteMembers(new Member("bar"), new Member("baz"))));
View Full Code Here
35
36
37
38
39
40
41
42
        ConfigurationEntry.class,
        new ConfigurationEntry(1, new ClusterConfig().withLocalMember(new Member("foo"))
          .withRemoteMembers(new Member("bar"), new Member("baz")))},
      {
        SnapshotEntry.class,
        new SnapshotEntry(1, new ClusterConfig().withLocalMember(new Member("foo"))
          .withRemoteMembers(new Member("bar"), new Member("baz")), new byte[] {1, 2, 3})}};
  }
View Full Code Here
404
405
406
407
408
409
410
411
412
   * @return A snapshot of the state machine state.
   */
  protected SnapshotEntry createSnapshot() {
    byte[] snapshot = context.stateMachineExecutor().stateMachine().takeSnapshot();
    if (snapshot != null) {
      return new SnapshotEntry(context.currentTerm(), context.clusterManager().cluster().config().copy(), snapshot);
    }
    return null;
  }
View Full Code Here
422
423
424
425
426
427
428
429
430
431
432
    // out-of-sync followers.
    if (context.log().size() > context.config().getMaxLogSize()) {
      synchronized (context.log()) {
        logger().info("{} - Compacting log", context.clusterManager().localNode());
        final long lastApplied = context.lastApplied();
        final SnapshotEntry snapshot = createSnapshot();
        if (snapshot != null) {
          try {
            context.log().compact(lastApplied, snapshot);
          } catch (IOException e) {
            throw new CopycatException(e, "Failed to compact log.");
View Full Code Here
68
69
70
71
72
73
74
75
76
77
78
   */
  public void testWriteReadSyncRequest() {
    ClusterConfig<Member> clusterConfig = new ClusterConfig<>()
      .withLocalMember(new Member(new MemberConfig("foo")))
      .withRemoteMembers(new Member(new MemberConfig("bar")), new Member(new MemberConfig("baz")));
    SnapshotEntry snapshotEntry = new SnapshotEntry(1, clusterConfig, new byte[50]);
    ConfigurationEntry configurationEntry = new ConfigurationEntry(1, clusterConfig);
    OperationEntry operationEntry = new OperationEntry(1, "foo", Arrays.asList("bar", "baz"));
    List<Entry> entries = Arrays.asList(snapshotEntry, configurationEntry, operationEntry);
    SyncRequest request = new SyncRequest(UUID.randomUUID().toString(), 1, "foo", 4, 1, entries, 3);
    SyncRequest result = reader.readRequest(writer.writeRequest(request));
View Full Code Here
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
      .withLocalMember(new Member("foo"))
      .withRemoteMembers(new Member("bar"), new Member("baz"))));
    for (long i = 0; i < 1000; i++) {
      log1.appendEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")));
    }
    SnapshotEntry snapshot1 = new SnapshotEntry(1, new ClusterConfig()
      .withLocalMember(new Member("foo"))
      .withRemoteMembers(new Member("bar"), new Member("baz")),
      "Hello world!".getBytes());
    log1.compact(800, snapshot1);

    TestCluster cluster = new TestCluster();
    TestNode node1 = new TestNode()
      .withCluster("foo", "bar", "baz")
      .withProtocol(protocol)
      .withTerm(1)
      .withLeader("baz")
      .withStateMachine(new TestStateMachine())
      .withLog(log1)
      .withState(CopycatState.FOLLOWER)
      .withCommitIndex(999)
      .withLastApplied(999);
    cluster.addNode(node1);

    TestNode node2 = new TestNode()
      .withCluster("bar", "foo", "baz")
      .withProtocol(protocol)
      .withTerm(1)
      .withLeader("baz")
      .withStateMachine(new TestStateMachine())
      .withLog(new TestLog()
        .withEntry(new ConfigurationEntry(1, new ClusterConfig()
          .withLocalMember(new Member("bar"))
          .withRemoteMembers(new Member("foo"), new Member("baz"))))
        .withEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")))
        .withEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")))
        .withEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")))
        .withEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")))
        .withEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz"))))
      .withState(CopycatState.FOLLOWER)
      .withCommitIndex(0)
      .withLastApplied(0);
    cluster.addNode(node2);

    TestLog log3 = new TestLog();
    log1.appendEntry(new ConfigurationEntry(1, new ClusterConfig()
      .withLocalMember(new Member("baz"))
      .withRemoteMembers(new Member("bar"), new Member("foo"))));
    for (long i = 0; i < 1000; i++) {
      log3.appendEntry(new OperationEntry(1, "foo", Arrays.asList("bar", "baz")));
    }
    SnapshotEntry snapshot3 = new SnapshotEntry(1, new ClusterConfig()
      .withLocalMember(new Member("baz"))
      .withRemoteMembers(new Member("bar"), new Member("foo")),
      "Hello world!".getBytes());
    log3.compact(800, snapshot3);
View Full Code Here
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
  }

  public void testCompactEndOfLog() throws Exception {
    appendEntries();
    log.compact(5,
      new SnapshotEntry(1, new ClusterConfig()
        .withLocalMember(new Member("foo"))
        .withRemoteMembers(new Member("bar"), new Member("baz")), "Hello world!".getBytes()));

    assertEquals(log.firstIndex(), 5);
    assertEquals(log.lastIndex(), 5);
    SnapshotEntry entry = log.getEntry(5);
    assertEquals(entry.term(), 1);
    assertEquals("Hello world!", new String(entry.data()));
  }
View Full Code Here
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
  }

  public void testCompactMiddleOfLog() throws Exception {
    appendEntries();
    log.compact(3,
      new SnapshotEntry(1, new ClusterConfig()
        .withLocalMember(new Member("foo"))
        .withRemoteMembers(new Member("bar"), new Member("baz")), "Hello world!".getBytes()));

    assertEquals(log.firstIndex(), 3);
    assertEquals(log.lastIndex(), 5);
    SnapshotEntry entry = log.getEntry(3);
    assertEquals(entry.term(), 1);
    assertEquals("Hello world!", new String(entry.data()));
    OperationEntry entry2 = log.getEntry(4);
    assertEquals(entry2.term(), 1);
    assertEquals("bar", entry2.operation());
    OperationEntry entry3 = log.getEntry(5);
    assertEquals(entry3.term(), 1);
View Full Code Here
TOP

Related Classes of net.kuujo.copycat.internal.log.SnapshotEntry

  • net.kuujo.copycat.functional.SnapshotTest
  • net.kuujo.copycat.internal.state.StateController
  • net.kuujo.copycat.log.AbstractLogTest
  • net.kuujo.copycat.log.ChronicleLogTest
  • net.kuujo.copycat.log.EntryTest
  • net.kuujo.copycat.protocol.ProtocolReaderWriterTest
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.