Examples with RaftProperties org.apache.ratis.conf.RaftProperties used on opensource projects

Example 31 with RaftProperties

use of org.apache.ratis.conf.RaftProperties in project incubator-ratis by apache.

the class TestSegmentedRaftLog method setup.

@Before
public void setup() throws Exception {
    storageDir = getTestDir();
    properties = new RaftProperties();
    RaftServerConfigKeys.setStorageDir(properties, storageDir);
    storage = new RaftStorage(storageDir, RaftServerConstants.StartupOption.REGULAR);
    this.segmentMaxSize = RaftServerConfigKeys.Log.segmentSizeMax(properties).getSize();
    this.preallocatedSize = RaftServerConfigKeys.Log.preallocatedSize(properties).getSize();
    this.bufferSize = RaftServerConfigKeys.Log.writeBufferSize(properties).getSizeInt();
}

Example 32 with RaftProperties

use of org.apache.ratis.conf.RaftProperties in project incubator-ratis by apache.

the class ServerRestartTests method testRestartWithCorruptedLogEntryWithWarnAndReturn.

@Test
public void testRestartWithCorruptedLogEntryWithWarnAndReturn() throws Exception {
    final RaftProperties p = getProperties();
    final Log.CorruptionPolicy policy = Log.corruptionPolicy(p);
    Log.setCorruptionPolicy(p, Log.CorruptionPolicy.WARN_AND_RETURN);
    runWithNewCluster(1, this::runTestRestartWithCorruptedLogEntry);
    Log.setCorruptionPolicy(p, policy);
}

Example 33 with RaftProperties

use of org.apache.ratis.conf.RaftProperties in project incubator-ratis by apache.

the class TestRaftServerJmx method testJmxBeans.

@Test(timeout = 30000)
public void testJmxBeans() throws Exception {
    final int NUM_SERVERS = 3;
    final MiniRaftClusterWithSimulatedRpc cluster = MiniRaftClusterWithSimulatedRpc.FACTORY.newCluster(3, new RaftProperties());
    cluster.start();
    waitForLeader(cluster);
    MBeanServer platformMBeanServer = ManagementFactory.getPlatformMBeanServer();
    Set<ObjectInstance> objectInstances = platformMBeanServer.queryMBeans(new ObjectName("Ratis:*"), null);
    Assert.assertEquals(NUM_SERVERS, objectInstances.size());
    for (ObjectInstance instance : objectInstances) {
        Object groupId = platformMBeanServer.getAttribute(instance.getObjectName(), "GroupId");
        Assert.assertEquals(cluster.getGroupId().toString(), groupId);
    }
    cluster.shutdown();
}

Example 34 with RaftProperties

use of org.apache.ratis.conf.RaftProperties in project incubator-ratis by apache.

the class MemoryRaftLogTest method testEntryDoNotPerformTruncation.

@Test
public void testEntryDoNotPerformTruncation() throws Exception {
    final RaftProperties prop = new RaftProperties();
    prop.setClass(MiniRaftCluster.STATEMACHINE_CLASS_KEY, SimpleStateMachine4Testing.class, StateMachine.class);
    final RaftPeerId peerId = RaftPeerId.valueOf("s0");
    final RaftGroupId groupId = RaftGroupId.randomId();
    final RaftGroupMemberId memberId = RaftGroupMemberId.valueOf(peerId, groupId);
    MemoryRaftLog raftLog = new MemoryRaftLog(memberId, () -> -1, prop);
    raftLog.open(RaftLog.INVALID_LOG_INDEX, null);
    LogEntryProto[] entries1 = new LogEntryProto[2];
    entries1[0] = LogEntryProto.newBuilder().setIndex(0).setTerm(0).build();
    entries1[1] = LogEntryProto.newBuilder().setIndex(1).setTerm(0).build();
    raftLog.append(entries1).forEach(CompletableFuture::join);
    LogEntryProto[] entries2 = new LogEntryProto[1];
    entries2[0] = LogEntryProto.newBuilder().setIndex(0).setTerm(0).build();
    raftLog.append(entries2).forEach(CompletableFuture::join);
    final LogEntryHeader[] termIndices = raftLog.getEntries(0, 10);
    assertEquals(2, termIndices.length);
    for (int i = 0; i < 2; i++) {
        assertEquals(entries1[i].getIndex(), termIndices[i].getIndex());
        assertEquals(entries1[i].getTerm(), termIndices[i].getTerm());
    }
}

Example 35 with RaftProperties

use of org.apache.ratis.conf.RaftProperties in project incubator-ratis by apache.

the class TestCacheEviction method testEvictionInSegmentedLog.

@Test
public void testEvictionInSegmentedLog() throws Exception {
    final RaftProperties prop = new RaftProperties();
    prop.setClass(MiniRaftCluster.STATEMACHINE_CLASS_KEY, SimpleStateMachine4Testing.class, StateMachine.class);
    RaftServerConfigKeys.Log.setSegmentSizeMax(prop, SizeInBytes.valueOf("8KB"));
    RaftServerConfigKeys.Log.setPreallocatedSize(prop, SizeInBytes.valueOf("8KB"));
    final RaftPeerId peerId = RaftPeerId.valueOf("s0");
    final RaftGroupId groupId = RaftGroupId.randomId();
    final RaftGroupMemberId memberId = RaftGroupMemberId.valueOf(peerId, groupId);
    final int maxCachedNum = RaftServerConfigKeys.Log.segmentCacheNumMax(prop);
    File storageDir = getTestDir();
    RaftServerConfigKeys.setStorageDir(prop, Collections.singletonList(storageDir));
    RaftStorage storage = RaftStorageTestUtils.newRaftStorage(storageDir);
    final DivisionInfo info = Mockito.mock(DivisionInfo.class);
    Mockito.when(info.getLastAppliedIndex()).thenReturn(0L);
    Mockito.when(info.getFollowerNextIndices()).thenReturn(new long[] {});
    final SegmentedRaftLog raftLog = RaftServerTestUtil.newSegmentedRaftLog(memberId, info, storage, prop);
    raftLog.open(RaftLog.INVALID_LOG_INDEX, null);
    List<SegmentRange> slist = TestSegmentedRaftLog.prepareRanges(0, maxCachedNum, 7, 0);
    LogEntryProto[] entries = generateEntries(slist);
    raftLog.append(entries).forEach(CompletableFuture::join);
    // check the current cached segment number: the last segment is still open
    Assert.assertEquals(maxCachedNum - 1, raftLog.getRaftLogCache().getCachedSegmentNum());
    Mockito.when(info.getLastAppliedIndex()).thenReturn(35L);
    Mockito.when(info.getFollowerNextIndices()).thenReturn(new long[] { 21, 40, 40 });
    slist = TestSegmentedRaftLog.prepareRanges(maxCachedNum, maxCachedNum + 2, 7, 7 * maxCachedNum);
    entries = generateEntries(slist);
    raftLog.append(entries).forEach(CompletableFuture::join);
    // check the cached segment number again. since the slowest follower is on
    // index 21, the eviction should happen and evict 3 segments
    Assert.assertEquals(maxCachedNum + 1 - 3, raftLog.getRaftLogCache().getCachedSegmentNum());
}